##
import asyncio
+import shutil
+from typing import Any, Dict, List
import yaml
import logging
import logging.handlers
import traceback
import json
-from jinja2 import Environment, TemplateError, TemplateNotFound, StrictUndefined, UndefinedError
+from jinja2 import (
+ Environment,
+ TemplateError,
+ TemplateNotFound,
+ StrictUndefined,
+ UndefinedError,
+ select_autoescape,
+)
from osm_lcm import ROclient
+from osm_lcm.data_utils.lcm_config import LcmCfg
+from osm_lcm.data_utils.nsr import (
+ get_deployed_kdu,
+ get_deployed_vca,
+ get_deployed_vca_list,
+ get_nsd,
+)
+from osm_lcm.data_utils.vca import (
+ DeployedComponent,
+ DeployedK8sResource,
+ DeployedVCA,
+ EELevel,
+ Relation,
+ EERelation,
+ safe_get_ee_relation,
+)
from osm_lcm.ng_ro import NgRoClient, NgRoException
-from osm_lcm.lcm_utils import LcmException, LcmExceptionNoMgmtIP, LcmBase, deep_get, get_iterable, populate_dict
-from osm_lcm.data_utils.nsd import get_vnf_profiles
-from osm_lcm.data_utils.vnfd import get_vdu_list, get_vdu_profile, \
- get_ee_sorted_initial_config_primitive_list, get_ee_sorted_terminate_config_primitive_list, \
- get_kdu_list, get_virtual_link_profiles, get_vdu, get_configuration, \
- get_vdu_index, get_scaling_aspect, get_number_of_instances, get_juju_ee_ref
+from osm_lcm.lcm_utils import (
+ LcmException,
+ LcmExceptionNoMgmtIP,
+ LcmBase,
+ deep_get,
+ get_iterable,
+ populate_dict,
+ check_juju_bundle_existence,
+ get_charm_artifact_path,
+ get_ee_id_parts,
+ vld_to_ro_ip_profile,
+)
+from osm_lcm.data_utils.nsd import (
+ get_ns_configuration_relation_list,
+ get_vnf_profile,
+ get_vnf_profiles,
+)
+from osm_lcm.data_utils.vnfd import (
+ get_kdu,
+ get_kdu_services,
+ get_relation_list,
+ get_vdu_list,
+ get_vdu_profile,
+ get_ee_sorted_initial_config_primitive_list,
+ get_ee_sorted_terminate_config_primitive_list,
+ get_kdu_list,
+ get_virtual_link_profiles,
+ get_vdu,
+ get_configuration,
+ get_vdu_index,
+ get_scaling_aspect,
+ get_number_of_instances,
+ get_juju_ee_ref,
+ get_kdu_resource_profile,
+ find_software_version,
+ check_helm_ee_in_ns,
+)
from osm_lcm.data_utils.list_utils import find_in_list
-from osm_lcm.data_utils.vnfr import get_osm_params, get_vdur_index
+from osm_lcm.data_utils.vnfr import (
+ get_osm_params,
+ get_vdur_index,
+ get_kdur,
+ get_volumes_from_instantiation_params,
+)
from osm_lcm.data_utils.dict_utils import parse_yaml_strings
from osm_lcm.data_utils.database.vim_account import VimAccountDB
+from n2vc.definitions import RelationEndpoint
from n2vc.k8s_helm_conn import K8sHelmConnector
from n2vc.k8s_helm3_conn import K8sHelm3Connector
from n2vc.k8s_juju_conn import K8sJujuConnector
from osm_lcm.data_utils.database.database import Database
from osm_lcm.data_utils.filesystem.filesystem import Filesystem
+from osm_lcm.data_utils.wim import (
+ get_sdn_ports,
+ get_target_wim_attrs,
+ select_feasible_wim_account,
+)
from n2vc.n2vc_juju_conn import N2VCJujuConnector
from n2vc.exceptions import N2VCException, N2VCNotFound, K8sException
from osm_lcm.lcm_helm_conn import LCMHelmConn
+from osm_lcm.osm_config import OsmConfigBuilder
+from osm_lcm.prometheus import parse_job
from copy import copy, deepcopy
from time import time
from uuid import uuid4
-from random import randint
+from random import SystemRandom
__author__ = "Alfonso Tierno <alfonso.tiernosepulveda@telefonica.com>"
class NsLcm(LcmBase):
- timeout_vca_on_error = 5 * 60 # Time for charm from first time at blocked,error status to mark as failed
- timeout_ns_deploy = 2 * 3600 # default global timeout for deployment a ns
- timeout_ns_terminate = 1800 # default global timeout for un deployment a ns
- timeout_charm_delete = 10 * 60
- timeout_primitive = 30 * 60 # timeout for primitive execution
- timeout_progress_primitive = 10 * 60 # timeout for some progress in a primitive execution
-
SUBOPERATION_STATUS_NOT_FOUND = -1
SUBOPERATION_STATUS_NEW = -2
SUBOPERATION_STATUS_SKIP = -3
+ EE_TLS_NAME = "ee-tls"
task_name_deploy_vca = "Deploying VCA"
-
- def __init__(self, msg, lcm_tasks, config, loop, prometheus=None):
+ rel_operation_types = {
+ "GE": ">=",
+ "LE": "<=",
+ "GT": ">",
+ "LT": "<",
+ "EQ": "==",
+ "NE": "!=",
+ }
+
+ def __init__(self, msg, lcm_tasks, config: LcmCfg):
"""
Init, Connect to database, filesystem storage, and messaging
:param config: two level dictionary with configuration. Top level should contain 'database', 'storage',
:return: None
"""
- super().__init__(
- msg=msg,
- logger=logging.getLogger('lcm.ns')
- )
+ super().__init__(msg=msg, logger=logging.getLogger("lcm.ns"))
self.db = Database().instance.db
self.fs = Filesystem().instance.fs
- self.loop = loop
self.lcm_tasks = lcm_tasks
- self.timeout = config["timeout"]
- self.ro_config = config["ro_config"]
- self.ng_ro = config["ro_config"].get("ng")
- self.vca_config = config["VCA"].copy()
+ self.timeout = config.timeout
+ self.ro_config = config.RO
+ self.vca_config = config.VCA
# create N2VC connector
self.n2vc = N2VCJujuConnector(
log=self.logger,
- loop=self.loop,
on_update_db=self._on_update_n2vc_db,
fs=self.fs,
- db=self.db
+ db=self.db,
)
self.conn_helm_ee = LCMHelmConn(
log=self.logger,
- loop=self.loop,
vca_config=self.vca_config,
- on_update_db=self._on_update_n2vc_db
+ on_update_db=self._on_update_n2vc_db,
)
self.k8sclusterhelm2 = K8sHelmConnector(
- kubectl_command=self.vca_config.get("kubectlpath"),
- helm_command=self.vca_config.get("helmpath"),
+ kubectl_command=self.vca_config.kubectlpath,
+ helm_command=self.vca_config.helmpath,
log=self.logger,
on_update_db=None,
fs=self.fs,
- db=self.db
+ db=self.db,
)
self.k8sclusterhelm3 = K8sHelm3Connector(
- kubectl_command=self.vca_config.get("kubectlpath"),
- helm_command=self.vca_config.get("helm3path"),
+ kubectl_command=self.vca_config.kubectlpath,
+ helm_command=self.vca_config.helm3path,
fs=self.fs,
log=self.logger,
db=self.db,
)
self.k8sclusterjuju = K8sJujuConnector(
- kubectl_command=self.vca_config.get("kubectlpath"),
- juju_command=self.vca_config.get("jujupath"),
+ kubectl_command=self.vca_config.kubectlpath,
+ juju_command=self.vca_config.jujupath,
log=self.logger,
- loop=self.loop,
on_update_db=self._on_update_k8s_db,
fs=self.fs,
- db=self.db
+ db=self.db,
)
self.k8scluster_map = {
"native_charm": self.n2vc,
"k8s_proxy_charm": self.n2vc,
"helm": self.conn_helm_ee,
- "helm-v3": self.conn_helm_ee
+ "helm-v3": self.conn_helm_ee,
}
- self.prometheus = prometheus
-
# create RO client
- self.RO = NgRoClient(self.loop, **self.ro_config)
+ self.RO = NgRoClient(**self.ro_config.to_dict())
+
+ self.op_status_map = {
+ "instantiation": self.RO.status,
+ "termination": self.RO.status,
+ "migrate": self.RO.status,
+ "healing": self.RO.recreate_status,
+ "verticalscale": self.RO.status,
+ "start_stop_rebuild": self.RO.status,
+ }
@staticmethod
def increment_ip_mac(ip_mac, vm_index=1):
if i > 0:
i += 1
# format in hex, len can be 2 for mac or 4 for ipv6
- return ("{}{:0" + str(len(ip_mac) - i) + "x}").format(ip_mac[:i], int(ip_mac[i:], 16) + vm_index)
+ return ("{}{:0" + str(len(ip_mac) - i) + "x}").format(
+ ip_mac[:i], int(ip_mac[i:], 16) + vm_index
+ )
except Exception:
pass
return None
def _on_update_ro_db(self, nsrs_id, ro_descriptor):
-
# self.logger.debug('_on_update_ro_db(nsrs_id={}'.format(nsrs_id))
try:
# write to database
db_dict = dict()
# db_dict['deploymentStatus'] = yaml.dump(ro_descriptor, default_flow_style=False, indent=2)
- db_dict['deploymentStatus'] = ro_descriptor
+ db_dict["deploymentStatus"] = ro_descriptor
self.update_db_2("nsrs", nsrs_id, db_dict)
except Exception as e:
- self.logger.warn('Cannot write database RO deployment for ns={} -> {}'.format(nsrs_id, e))
+ self.logger.warn(
+ "Cannot write database RO deployment for ns={} -> {}".format(nsrs_id, e)
+ )
async def _on_update_n2vc_db(self, table, filter, path, updated_data, vca_id=None):
-
# remove last dot from path (if exists)
- if path.endswith('.'):
+ if path.endswith("."):
path = path[:-1]
# self.logger.debug('_on_update_n2vc_db(table={}, filter={}, path={}, updated_data={}'
# .format(table, filter, path, updated_data))
try:
-
- nsr_id = filter.get('_id')
+ nsr_id = filter.get("_id")
# read ns record from database
- nsr = self.db.get_one(table='nsrs', q_filter=filter)
- current_ns_status = nsr.get('nsState')
+ nsr = self.db.get_one(table="nsrs", q_filter=filter)
+ current_ns_status = nsr.get("nsState")
# get vca status for NS
- status_dict = await self.n2vc.get_status(namespace='.' + nsr_id, yaml_format=False, vca_id=vca_id)
+ status_dict = await self.n2vc.get_status(
+ namespace="." + nsr_id, yaml_format=False, vca_id=vca_id
+ )
# vcaStatus
db_dict = dict()
- db_dict['vcaStatus'] = status_dict
- await self.n2vc.update_vca_status(db_dict['vcaStatus'], vca_id=vca_id)
+ db_dict["vcaStatus"] = status_dict
# update configurationStatus for this VCA
try:
- vca_index = int(path[path.rfind(".")+1:])
+ vca_index = int(path[path.rfind(".") + 1 :])
- vca_list = deep_get(target_dict=nsr, key_list=('_admin', 'deployed', 'VCA'))
- vca_status = vca_list[vca_index].get('status')
+ vca_list = deep_get(
+ target_dict=nsr, key_list=("_admin", "deployed", "VCA")
+ )
+ vca_status = vca_list[vca_index].get("status")
- configuration_status_list = nsr.get('configurationStatus')
- config_status = configuration_status_list[vca_index].get('status')
+ configuration_status_list = nsr.get("configurationStatus")
+ config_status = configuration_status_list[vca_index].get("status")
- if config_status == 'BROKEN' and vca_status != 'failed':
- db_dict['configurationStatus'][vca_index] = 'READY'
- elif config_status != 'BROKEN' and vca_status == 'failed':
- db_dict['configurationStatus'][vca_index] = 'BROKEN'
+ if config_status == "BROKEN" and vca_status != "failed":
+ db_dict["configurationStatus"][vca_index] = "READY"
+ elif config_status != "BROKEN" and vca_status == "failed":
+ db_dict["configurationStatus"][vca_index] = "BROKEN"
except Exception as e:
# not update configurationStatus
- self.logger.debug('Error updating vca_index (ignore): {}'.format(e))
+ self.logger.debug("Error updating vca_index (ignore): {}".format(e))
# if nsState = 'READY' check if juju is reporting some error => nsState = 'DEGRADED'
# if nsState = 'DEGRADED' check if all is OK
is_degraded = False
- if current_ns_status in ('READY', 'DEGRADED'):
- error_description = ''
+ if current_ns_status in ("READY", "DEGRADED"):
+ error_description = ""
# check machines
- if status_dict.get('machines'):
- for machine_id in status_dict.get('machines'):
- machine = status_dict.get('machines').get(machine_id)
+ if status_dict.get("machines"):
+ for machine_id in status_dict.get("machines"):
+ machine = status_dict.get("machines").get(machine_id)
# check machine agent-status
- if machine.get('agent-status'):
- s = machine.get('agent-status').get('status')
- if s != 'started':
+ if machine.get("agent-status"):
+ s = machine.get("agent-status").get("status")
+ if s != "started":
is_degraded = True
- error_description += 'machine {} agent-status={} ; '.format(machine_id, s)
+ error_description += (
+ "machine {} agent-status={} ; ".format(
+ machine_id, s
+ )
+ )
# check machine instance status
- if machine.get('instance-status'):
- s = machine.get('instance-status').get('status')
- if s != 'running':
+ if machine.get("instance-status"):
+ s = machine.get("instance-status").get("status")
+ if s != "running":
is_degraded = True
- error_description += 'machine {} instance-status={} ; '.format(machine_id, s)
+ error_description += (
+ "machine {} instance-status={} ; ".format(
+ machine_id, s
+ )
+ )
# check applications
- if status_dict.get('applications'):
- for app_id in status_dict.get('applications'):
- app = status_dict.get('applications').get(app_id)
+ if status_dict.get("applications"):
+ for app_id in status_dict.get("applications"):
+ app = status_dict.get("applications").get(app_id)
# check application status
- if app.get('status'):
- s = app.get('status').get('status')
- if s != 'active':
+ if app.get("status"):
+ s = app.get("status").get("status")
+ if s != "active":
is_degraded = True
- error_description += 'application {} status={} ; '.format(app_id, s)
+ error_description += (
+ "application {} status={} ; ".format(app_id, s)
+ )
if error_description:
- db_dict['errorDescription'] = error_description
- if current_ns_status == 'READY' and is_degraded:
- db_dict['nsState'] = 'DEGRADED'
- if current_ns_status == 'DEGRADED' and not is_degraded:
- db_dict['nsState'] = 'READY'
+ db_dict["errorDescription"] = error_description
+ if current_ns_status == "READY" and is_degraded:
+ db_dict["nsState"] = "DEGRADED"
+ if current_ns_status == "DEGRADED" and not is_degraded:
+ db_dict["nsState"] = "READY"
# write to database
self.update_db_2("nsrs", nsr_id, db_dict)
except (asyncio.CancelledError, asyncio.TimeoutError):
raise
except Exception as e:
- self.logger.warn('Error updating NS state for ns={}: {}'.format(nsr_id, e))
+ self.logger.warn("Error updating NS state for ns={}: {}".format(nsr_id, e))
- async def _on_update_k8s_db(self, cluster_uuid, kdu_instance, filter=None, vca_id=None):
+ async def _on_update_k8s_db(
+ self, cluster_uuid, kdu_instance, filter=None, vca_id=None, cluster_type="juju"
+ ):
"""
Updating vca status in NSR record
:param cluster_uuid: UUID of a k8s cluster
:param kdu_instance: The unique name of the KDU instance
:param filter: To get nsr_id
+ :cluster_type: The cluster type (juju, k8s)
:return: none
"""
# self.logger.debug("_on_update_k8s_db(cluster_uuid={}, kdu_instance={}, filter={}"
# .format(cluster_uuid, kdu_instance, filter))
+ nsr_id = filter.get("_id")
try:
- nsr_id = filter.get('_id')
-
- # get vca status for NS
- vca_status = await self.k8sclusterjuju.status_kdu(
- cluster_uuid,
- kdu_instance,
- complete_status=True,
+ vca_status = await self.k8scluster_map[cluster_type].status_kdu(
+ cluster_uuid=cluster_uuid,
+ kdu_instance=kdu_instance,
yaml_format=False,
+ complete_status=True,
vca_id=vca_id,
)
+
# vcaStatus
db_dict = dict()
- db_dict['vcaStatus'] = {nsr_id: vca_status}
+ db_dict["vcaStatus"] = {nsr_id: vca_status}
- await self.k8sclusterjuju.update_vca_status(
- db_dict['vcaStatus'],
- kdu_instance,
- vca_id=vca_id,
+ self.logger.debug(
+ f"Obtained VCA status for cluster type '{cluster_type}': {vca_status}"
)
# write to database
self.update_db_2("nsrs", nsr_id, db_dict)
-
except (asyncio.CancelledError, asyncio.TimeoutError):
raise
except Exception as e:
- self.logger.warn('Error updating NS state for ns={}: {}'.format(nsr_id, e))
+ self.logger.warn("Error updating NS state for ns={}: {}".format(nsr_id, e))
@staticmethod
def _parse_cloud_init(cloud_init_text, additional_params, vnfd_id, vdu_id):
try:
- env = Environment(undefined=StrictUndefined)
+ env = Environment(
+ undefined=StrictUndefined,
+ autoescape=select_autoescape(default_for_string=True, default=True),
+ )
template = env.from_string(cloud_init_text)
return template.render(additional_params or {})
except UndefinedError as e:
- raise LcmException("Variable {} at vnfd[id={}]:vdu[id={}]:cloud-init/cloud-init-"
- "file, must be provided in the instantiation parameters inside the "
- "'additionalParamsForVnf/Vdu' block".format(e, vnfd_id, vdu_id))
+ raise LcmException(
+ "Variable {} at vnfd[id={}]:vdu[id={}]:cloud-init/cloud-init-"
+ "file, must be provided in the instantiation parameters inside the "
+ "'additionalParamsForVnf/Vdu' block".format(e, vnfd_id, vdu_id)
+ )
except (TemplateError, TemplateNotFound) as e:
- raise LcmException("Error parsing Jinja2 to cloud-init content at vnfd[id={}]:vdu[id={}]: {}".
- format(vnfd_id, vdu_id, e))
+ raise LcmException(
+ "Error parsing Jinja2 to cloud-init content at vnfd[id={}]:vdu[id={}]: {}".format(
+ vnfd_id, vdu_id, e
+ )
+ )
def _get_vdu_cloud_init_content(self, vdu, vnfd):
cloud_init_content = cloud_init_file = None
try:
if vdu.get("cloud-init-file"):
base_folder = vnfd["_admin"]["storage"]
- cloud_init_file = "{}/{}/cloud_init/{}".format(base_folder["folder"], base_folder["pkg-dir"],
- vdu["cloud-init-file"])
+ if base_folder["pkg-dir"]:
+ cloud_init_file = "{}/{}/cloud_init/{}".format(
+ base_folder["folder"],
+ base_folder["pkg-dir"],
+ vdu["cloud-init-file"],
+ )
+ else:
+ cloud_init_file = "{}/Scripts/cloud_init/{}".format(
+ base_folder["folder"],
+ vdu["cloud-init-file"],
+ )
with self.fs.file_open(cloud_init_file, "r") as ci_file:
cloud_init_content = ci_file.read()
elif vdu.get("cloud-init"):
return cloud_init_content
except FsException as e:
- raise LcmException("Error reading vnfd[id={}]:vdu[id={}]:cloud-init-file={}: {}".
- format(vnfd["id"], vdu["id"], cloud_init_file, e))
+ raise LcmException(
+ "Error reading vnfd[id={}]:vdu[id={}]:cloud-init-file={}: {}".format(
+ vnfd["id"], vdu["id"], cloud_init_file, e
+ )
+ )
def _get_vdu_additional_params(self, db_vnfr, vdu_id):
- vdur = next(vdur for vdur in db_vnfr.get("vdur") if vdu_id == vdur["vdu-id-ref"])
+ vdur = next(
+ (vdur for vdur in db_vnfr.get("vdur") if vdu_id == vdur["vdu-id-ref"]), {}
+ )
additional_params = vdur.get("additionalParams")
return parse_yaml_strings(additional_params)
if isinstance(RO_ip_profile["dns-server"], list):
RO_ip_profile["dns-address"] = []
for ds in RO_ip_profile.pop("dns-server"):
- RO_ip_profile["dns-address"].append(ds['address'])
+ RO_ip_profile["dns-address"].append(ds["address"])
else:
RO_ip_profile["dns-address"] = RO_ip_profile.pop("dns-server")
if RO_ip_profile.get("ip-version") == "ipv4":
def _get_ro_vim_id_for_vim_account(self, vim_account):
db_vim = self.db.get_one("vim_accounts", {"_id": vim_account})
if db_vim["_admin"]["operationalState"] != "ENABLED":
- raise LcmException("VIM={} is not available. operationalState={}".format(
- vim_account, db_vim["_admin"]["operationalState"]))
+ raise LcmException(
+ "VIM={} is not available. operationalState={}".format(
+ vim_account, db_vim["_admin"]["operationalState"]
+ )
+ )
RO_vim_id = db_vim["_admin"]["deployed"]["RO"]
return RO_vim_id
if isinstance(wim_account, str):
db_wim = self.db.get_one("wim_accounts", {"_id": wim_account})
if db_wim["_admin"]["operationalState"] != "ENABLED":
- raise LcmException("WIM={} is not available. operationalState={}".format(
- wim_account, db_wim["_admin"]["operationalState"]))
+ raise LcmException(
+ "WIM={} is not available. operationalState={}".format(
+ wim_account, db_wim["_admin"]["operationalState"]
+ )
+ )
RO_wim_id = db_wim["_admin"]["deployed"]["RO-account"]
return RO_wim_id
else:
return wim_account
def scale_vnfr(self, db_vnfr, vdu_create=None, vdu_delete=None, mark_delete=False):
-
db_vdu_push_list = []
+ template_vdur = []
db_update = {"_admin.modified": time()}
if vdu_create:
for vdu_id, vdu_count in vdu_create.items():
- vdur = next((vdur for vdur in reversed(db_vnfr["vdur"]) if vdur["vdu-id-ref"] == vdu_id), None)
+ vdur = next(
+ (
+ vdur
+ for vdur in reversed(db_vnfr["vdur"])
+ if vdur["vdu-id-ref"] == vdu_id
+ ),
+ None,
+ )
if not vdur:
- raise LcmException("Error scaling OUT VNFR for {}. There is not any existing vnfr. Scaled to 0?".
- format(vdu_id))
-
+ # Read the template saved in the db:
+ self.logger.debug(
+ "No vdur in the database. Using the vdur-template to scale"
+ )
+ vdur_template = db_vnfr.get("vdur-template")
+ if not vdur_template:
+ raise LcmException(
+ "Error scaling OUT VNFR for {}. No vnfr or template exists".format(
+ vdu_id
+ )
+ )
+ vdur = vdur_template[0]
+ # Delete a template from the database after using it
+ self.db.set_one(
+ "vnfrs",
+ {"_id": db_vnfr["_id"]},
+ None,
+ pull={"vdur-template": {"_id": vdur["_id"]}},
+ )
for count in range(vdu_count):
vdur_copy = deepcopy(vdur)
vdur_copy["status"] = "BUILD"
vdur_copy["status-detailed"] = None
- vdur_copy["ip-address"]: None
+ vdur_copy["ip-address"] = None
vdur_copy["_id"] = str(uuid4())
vdur_copy["count-index"] += count + 1
- vdur_copy["id"] = "{}-{}".format(vdur_copy["vdu-id-ref"], vdur_copy["count-index"])
+ vdur_copy["id"] = "{}-{}".format(
+ vdur_copy["vdu-id-ref"], vdur_copy["count-index"]
+ )
vdur_copy.pop("vim_info", None)
for iface in vdur_copy["interfaces"]:
if iface.get("fixed-ip"):
- iface["ip-address"] = self.increment_ip_mac(iface["ip-address"], count+1)
+ iface["ip-address"] = self.increment_ip_mac(
+ iface["ip-address"], count + 1
+ )
else:
iface.pop("ip-address", None)
if iface.get("fixed-mac"):
- iface["mac-address"] = self.increment_ip_mac(iface["mac-address"], count+1)
+ iface["mac-address"] = self.increment_ip_mac(
+ iface["mac-address"], count + 1
+ )
else:
iface.pop("mac-address", None)
- iface.pop("mgmt_vnf", None) # only first vdu can be managment of vnf
+ if db_vnfr["vdur"]:
+ iface.pop(
+ "mgmt_vnf", None
+ ) # only first vdu can be managment of vnf
db_vdu_push_list.append(vdur_copy)
# self.logger.debug("scale out, adding vdu={}".format(vdur_copy))
if vdu_delete:
+ if len(db_vnfr["vdur"]) == 1:
+ # The scale will move to 0 instances
+ self.logger.debug(
+ "Scaling to 0 !, creating the template with the last vdur"
+ )
+ template_vdur = [db_vnfr["vdur"][0]]
for vdu_id, vdu_count in vdu_delete.items():
if mark_delete:
- indexes_to_delete = [iv[0] for iv in enumerate(db_vnfr["vdur"]) if iv[1]["vdu-id-ref"] == vdu_id]
- db_update.update({"vdur.{}.status".format(i): "DELETING" for i in indexes_to_delete[-vdu_count:]})
+ indexes_to_delete = [
+ iv[0]
+ for iv in enumerate(db_vnfr["vdur"])
+ if iv[1]["vdu-id-ref"] == vdu_id
+ ]
+ db_update.update(
+ {
+ "vdur.{}.status".format(i): "DELETING"
+ for i in indexes_to_delete[-vdu_count:]
+ }
+ )
else:
# it must be deleted one by one because common.db does not allow otherwise
- vdus_to_delete = [v for v in reversed(db_vnfr["vdur"]) if v["vdu-id-ref"] == vdu_id]
+ vdus_to_delete = [
+ v
+ for v in reversed(db_vnfr["vdur"])
+ if v["vdu-id-ref"] == vdu_id
+ ]
for vdu in vdus_to_delete[:vdu_count]:
- self.db.set_one("vnfrs", {"_id": db_vnfr["_id"]}, None, pull={"vdur": {"_id": vdu["_id"]}})
- db_push = {"vdur": db_vdu_push_list} if db_vdu_push_list else None
+ self.db.set_one(
+ "vnfrs",
+ {"_id": db_vnfr["_id"]},
+ None,
+ pull={"vdur": {"_id": vdu["_id"]}},
+ )
+ db_push = {}
+ if db_vdu_push_list:
+ db_push["vdur"] = db_vdu_push_list
+ if template_vdur:
+ db_push["vdur-template"] = template_vdur
+ if not db_push:
+ db_push = None
+ db_vnfr["vdur-template"] = template_vdur
self.db.set_one("vnfrs", {"_id": db_vnfr["_id"]}, db_update, push_list=db_push)
# modify passed dictionary db_vnfr
db_vnfr_ = self.db.get_one("vnfrs", {"_id": db_vnfr["_id"]})
ns_update_nsr["vld.{}".format(vld_index)] = vld
break
else:
- raise LcmException("ns_update_nsr: Not found vld={} at RO info".format(vld["id"]))
+ raise LcmException(
+ "ns_update_nsr: Not found vld={} at RO info".format(vld["id"])
+ )
def set_vnfr_at_error(self, db_vnfrs, error_text):
try:
vnfr_update["vdur.{}.status".format(vdu_index)] = "ERROR"
if error_text:
vdur["status-detailed"] = str(error_text)
- vnfr_update["vdur.{}.status-detailed".format(vdu_index)] = "ERROR"
+ vnfr_update[
+ "vdur.{}.status-detailed".format(vdu_index)
+ ] = "ERROR"
self.update_db_2("vnfrs", db_vnfr["_id"], vnfr_update)
except DbException as e:
self.logger.error("Cannot update vnf. {}".format(e))
continue
vnfr_update = {}
if vnf_RO.get("ip_address"):
- db_vnfr["ip-address"] = vnfr_update["ip-address"] = vnf_RO["ip_address"].split(";")[0]
+ db_vnfr["ip-address"] = vnfr_update["ip-address"] = vnf_RO[
+ "ip_address"
+ ].split(";")[0]
elif not db_vnfr.get("ip-address"):
- if db_vnfr.get("vdur"): # if not VDUs, there is not ip_address
- raise LcmExceptionNoMgmtIP("ns member_vnf_index '{}' has no IP address".format(vnf_index))
+ if db_vnfr.get("vdur"): # if not VDUs, there is not ip_address
+ raise LcmExceptionNoMgmtIP(
+ "ns member_vnf_index '{}' has no IP address".format(
+ vnf_index
+ )
+ )
for vdu_index, vdur in enumerate(get_iterable(db_vnfr, "vdur")):
vdur_RO_count_index = 0
for ifacer in get_iterable(vdur, "interfaces"):
for interface_RO in get_iterable(vdur_RO, "interfaces"):
if ifacer["name"] == interface_RO.get("internal_name"):
- ifacer["ip-address"] = interface_RO.get("ip_address")
- ifacer["mac-address"] = interface_RO.get("mac_address")
+ ifacer["ip-address"] = interface_RO.get(
+ "ip_address"
+ )
+ ifacer["mac-address"] = interface_RO.get(
+ "mac_address"
+ )
break
else:
- raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vdur={} interface={} "
- "from VIM info"
- .format(vnf_index, vdur["vdu-id-ref"], ifacer["name"]))
+ raise LcmException(
+ "ns_update_vnfr: Not found member_vnf_index={} vdur={} interface={} "
+ "from VIM info".format(
+ vnf_index, vdur["vdu-id-ref"], ifacer["name"]
+ )
+ )
vnfr_update["vdur.{}".format(vdu_index)] = vdur
break
else:
- raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vdur={} count_index={} from "
- "VIM info".format(vnf_index, vdur["vdu-id-ref"], vdur["count-index"]))
+ raise LcmException(
+ "ns_update_vnfr: Not found member_vnf_index={} vdur={} count_index={} from "
+ "VIM info".format(
+ vnf_index, vdur["vdu-id-ref"], vdur["count-index"]
+ )
+ )
for vld_index, vld in enumerate(get_iterable(db_vnfr, "vld")):
for net_RO in get_iterable(nsr_desc_RO, "nets"):
vnfr_update["vld.{}".format(vld_index)] = vld
break
else:
- raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vld={} from VIM info".format(
- vnf_index, vld["id"]))
+ raise LcmException(
+ "ns_update_vnfr: Not found member_vnf_index={} vld={} from VIM info".format(
+ vnf_index, vld["id"]
+ )
+ )
self.update_db_2("vnfrs", db_vnfr["_id"], vnfr_update)
break
else:
- raise LcmException("ns_update_vnfr: Not found member_vnf_index={} from VIM info".format(vnf_index))
+ raise LcmException(
+ "ns_update_vnfr: Not found member_vnf_index={} from VIM info".format(
+ vnf_index
+ )
+ )
def _get_ns_config_info(self, nsr_id):
"""
if not vca["vdu_id"]:
mapping[vca["member-vnf-index"]] = vca["application"]
else:
- mapping["{}.{}.{}".format(vca["member-vnf-index"], vca["vdu_id"], vca["vdu_count_index"])] =\
- vca["application"]
+ mapping[
+ "{}.{}.{}".format(
+ vca["member-vnf-index"], vca["vdu_id"], vca["vdu_count_index"]
+ )
+ ] = vca["application"]
return ns_config_info
- async def _instantiate_ng_ro(self, logging_text, nsr_id, nsd, db_nsr, db_nslcmop, db_vnfrs, db_vnfds,
- n2vc_key_list, stage, start_deploy, timeout_ns_deploy):
-
+ async def _instantiate_ng_ro(
+ self,
+ logging_text,
+ nsr_id,
+ nsd,
+ db_nsr,
+ db_nslcmop,
+ db_vnfrs,
+ db_vnfds,
+ n2vc_key_list,
+ stage,
+ start_deploy,
+ timeout_ns_deploy,
+ ):
db_vims = {}
def get_vim_account(vim_account_id):
return db_vim
# modify target_vld info with instantiation parameters
- def parse_vld_instantiation_params(target_vim, target_vld, vld_params, target_sdn):
+ def parse_vld_instantiation_params(
+ target_vim, target_vld, vld_params, target_sdn
+ ):
if vld_params.get("ip-profile"):
- target_vld["vim_info"][target_vim]["ip_profile"] = vld_params["ip-profile"]
+ target_vld["vim_info"][target_vim]["ip_profile"] = vld_to_ro_ip_profile(
+ vld_params["ip-profile"]
+ )
if vld_params.get("provider-network"):
- target_vld["vim_info"][target_vim]["provider_network"] = vld_params["provider-network"]
+ target_vld["vim_info"][target_vim]["provider_network"] = vld_params[
+ "provider-network"
+ ]
if "sdn-ports" in vld_params["provider-network"] and target_sdn:
- target_vld["vim_info"][target_sdn]["sdn-ports"] = vld_params["provider-network"]["sdn-ports"]
- if vld_params.get("wimAccountId"):
- target_wim = "wim:{}".format(vld_params["wimAccountId"])
- target_vld["vim_info"][target_wim] = {}
+ target_vld["vim_info"][target_sdn]["sdn-ports"] = vld_params[
+ "provider-network"
+ ]["sdn-ports"]
+
+ # check if WIM is needed; if needed, choose a feasible WIM able to connect VIMs
+ # if wim_account_id is specified in vld_params, validate if it is feasible.
+ wim_account_id, db_wim = select_feasible_wim_account(
+ db_nsr, db_vnfrs, target_vld, vld_params, self.logger
+ )
+
+ if wim_account_id:
+ # WIM is needed and a feasible one was found, populate WIM target and SDN ports
+ self.logger.info("WIM selected: {:s}".format(str(wim_account_id)))
+ # update vld_params with correct WIM account Id
+ vld_params["wimAccountId"] = wim_account_id
+
+ target_wim = "wim:{}".format(wim_account_id)
+ target_wim_attrs = get_target_wim_attrs(nsr_id, target_vld, vld_params)
+ sdn_ports = get_sdn_ports(vld_params, db_wim)
+ if len(sdn_ports) > 0:
+ target_vld["vim_info"][target_wim] = target_wim_attrs
+ target_vld["vim_info"][target_wim]["sdn-ports"] = sdn_ports
+
+ self.logger.debug(
+ "Target VLD with WIM data: {:s}".format(str(target_vld))
+ )
+
for param in ("vim-network-name", "vim-network-id"):
if vld_params.get(param):
if isinstance(vld_params[param], dict):
for vim, vim_net in vld_params[param].items():
other_target_vim = "vim:" + vim
- populate_dict(target_vld["vim_info"], (other_target_vim, param.replace("-", "_")), vim_net)
+ populate_dict(
+ target_vld["vim_info"],
+ (other_target_vim, param.replace("-", "_")),
+ vim_net,
+ )
else: # isinstance str
- target_vld["vim_info"][target_vim][param.replace("-", "_")] = vld_params[param]
+ target_vld["vim_info"][target_vim][
+ param.replace("-", "_")
+ ] = vld_params[param]
if vld_params.get("common_id"):
target_vld["common_id"] = vld_params.get("common_id")
+ # modify target["ns"]["vld"] with instantiation parameters to override vnf vim-account
+ def update_ns_vld_target(target, ns_params):
+ for vnf_params in ns_params.get("vnf", ()):
+ if vnf_params.get("vimAccountId"):
+ target_vnf = next(
+ (
+ vnfr
+ for vnfr in db_vnfrs.values()
+ if vnf_params["member-vnf-index"]
+ == vnfr["member-vnf-index-ref"]
+ ),
+ None,
+ )
+ vdur = next((vdur for vdur in target_vnf.get("vdur", ())), None)
+ if not vdur:
+ continue
+ for a_index, a_vld in enumerate(target["ns"]["vld"]):
+ target_vld = find_in_list(
+ get_iterable(vdur, "interfaces"),
+ lambda iface: iface.get("ns-vld-id") == a_vld["name"],
+ )
+
+ vld_params = find_in_list(
+ get_iterable(ns_params, "vld"),
+ lambda v_vld: v_vld["name"] in (a_vld["name"], a_vld["id"]),
+ )
+ if target_vld:
+ if vnf_params.get("vimAccountId") not in a_vld.get(
+ "vim_info", {}
+ ):
+ target_vim_network_list = [
+ v for _, v in a_vld.get("vim_info").items()
+ ]
+ target_vim_network_name = next(
+ (
+ item.get("vim_network_name", "")
+ for item in target_vim_network_list
+ ),
+ "",
+ )
+
+ target["ns"]["vld"][a_index].get("vim_info").update(
+ {
+ "vim:{}".format(vnf_params["vimAccountId"]): {
+ "vim_network_name": target_vim_network_name,
+ }
+ }
+ )
+
+ if vld_params:
+ for param in ("vim-network-name", "vim-network-id"):
+ if vld_params.get(param) and isinstance(
+ vld_params[param], dict
+ ):
+ for vim, vim_net in vld_params[
+ param
+ ].items():
+ other_target_vim = "vim:" + vim
+ populate_dict(
+ target["ns"]["vld"][a_index].get(
+ "vim_info"
+ ),
+ (
+ other_target_vim,
+ param.replace("-", "_"),
+ ),
+ vim_net,
+ )
+
nslcmop_id = db_nslcmop["_id"]
target = {
"name": db_nsr["name"],
image["vim_info"] = {}
for flavor in target["flavor"]:
flavor["vim_info"] = {}
+ if db_nsr.get("shared-volumes"):
+ target["shared-volumes"] = deepcopy(db_nsr["shared-volumes"])
+ for shared_volumes in target["shared-volumes"]:
+ shared_volumes["vim_info"] = {}
+ if db_nsr.get("affinity-or-anti-affinity-group"):
+ target["affinity-or-anti-affinity-group"] = deepcopy(
+ db_nsr["affinity-or-anti-affinity-group"]
+ )
+ for affinity_or_anti_affinity_group in target[
+ "affinity-or-anti-affinity-group"
+ ]:
+ affinity_or_anti_affinity_group["vim_info"] = {}
if db_nslcmop.get("lcmOperationType") != "instantiate":
# get parameters of instantiation:
- db_nslcmop_instantiate = self.db.get_list("nslcmops", {"nsInstanceId": db_nslcmop["nsInstanceId"],
- "lcmOperationType": "instantiate"})[-1]
+ db_nslcmop_instantiate = self.db.get_list(
+ "nslcmops",
+ {
+ "nsInstanceId": db_nslcmop["nsInstanceId"],
+ "lcmOperationType": "instantiate",
+ },
+ )[-1]
ns_params = db_nslcmop_instantiate.get("operationParams")
else:
ns_params = db_nslcmop.get("operationParams")
"vim_info": {
target_vim: {
"vim_network_name": vld.get("vim-network-name"),
- "vim_account_id": ns_params["vimAccountId"]
+ "vim_account_id": ns_params["vimAccountId"],
}
- }
+ },
}
# check if this network needs SDN assist
if vld.get("pci-interfaces"):
db_vim = get_vim_account(ns_params["vimAccountId"])
- sdnc_id = db_vim["config"].get("sdn-controller")
- if sdnc_id:
- sdn_vld = "nsrs:{}:vld.{}".format(nsr_id, vld["id"])
- target_sdn = "sdn:{}".format(sdnc_id)
- target_vld["vim_info"][target_sdn] = {
- "sdn": True, "target_vim": target_vim, "vlds": [sdn_vld], "type": vld.get("type")}
+ if vim_config := db_vim.get("config"):
+ if sdnc_id := vim_config.get("sdn-controller"):
+ sdn_vld = "nsrs:{}:vld.{}".format(nsr_id, vld["id"])
+ target_sdn = "sdn:{}".format(sdnc_id)
+ target_vld["vim_info"][target_sdn] = {
+ "sdn": True,
+ "target_vim": target_vim,
+ "vlds": [sdn_vld],
+ "type": vld.get("type"),
+ }
nsd_vnf_profiles = get_vnf_profiles(nsd)
for nsd_vnf_profile in nsd_vnf_profiles:
for cp in nsd_vnf_profile["virtual-link-connectivity"]:
if cp["virtual-link-profile-id"] == vld["id"]:
- cp2target["member_vnf:{}.{}".format(
- cp["constituent-cpd-id"][0]["constituent-base-element-id"],
- cp["constituent-cpd-id"][0]["constituent-cpd-id"]
- )] = "nsrs:{}:vld.{}".format(nsr_id, vld_index)
+ cp2target[
+ "member_vnf:{}.{}".format(
+ cp["constituent-cpd-id"][0][
+ "constituent-base-element-id"
+ ],
+ cp["constituent-cpd-id"][0]["constituent-cpd-id"],
+ )
+ ] = "nsrs:{}:vld.{}".format(nsr_id, vld_index)
# check at nsd descriptor, if there is an ip-profile
vld_params = {}
nsd_vlp = find_in_list(
get_virtual_link_profiles(nsd),
- lambda a_link_profile: a_link_profile["virtual-link-desc-id"] == vld["id"])
- if nsd_vlp and nsd_vlp.get("virtual-link-protocol-data") and \
- nsd_vlp["virtual-link-protocol-data"].get("l3-protocol-data"):
- ip_profile_source_data = nsd_vlp["virtual-link-protocol-data"]["l3-protocol-data"]
- ip_profile_dest_data = {}
- if "ip-version" in ip_profile_source_data:
- ip_profile_dest_data["ip-version"] = ip_profile_source_data["ip-version"]
- if "cidr" in ip_profile_source_data:
- ip_profile_dest_data["subnet-address"] = ip_profile_source_data["cidr"]
- if "gateway-ip" in ip_profile_source_data:
- ip_profile_dest_data["gateway-address"] = ip_profile_source_data["gateway-ip"]
- if "dhcp-enabled" in ip_profile_source_data:
- ip_profile_dest_data["dhcp-params"] = {
- "enabled": ip_profile_source_data["dhcp-enabled"]
- }
- vld_params["ip-profile"] = ip_profile_dest_data
+ lambda a_link_profile: a_link_profile["virtual-link-desc-id"]
+ == vld["id"],
+ )
+ if (
+ nsd_vlp
+ and nsd_vlp.get("virtual-link-protocol-data")
+ and nsd_vlp["virtual-link-protocol-data"].get("l3-protocol-data")
+ ):
+ vld_params["ip-profile"] = nsd_vlp["virtual-link-protocol-data"][
+ "l3-protocol-data"
+ ]
# update vld_params with instantiation params
- vld_instantiation_params = find_in_list(get_iterable(ns_params, "vld"),
- lambda a_vld: a_vld["name"] in (vld["name"], vld["id"]))
+ vld_instantiation_params = find_in_list(
+ get_iterable(ns_params, "vld"),
+ lambda a_vld: a_vld["name"] in (vld["name"], vld["id"]),
+ )
if vld_instantiation_params:
vld_params.update(vld_instantiation_params)
parse_vld_instantiation_params(target_vim, target_vld, vld_params, None)
target["ns"]["vld"].append(target_vld)
+ # Update the target ns_vld if vnf vim_account is overriden by instantiation params
+ update_ns_vld_target(target, ns_params)
for vnfr in db_vnfrs.values():
- vnfd = find_in_list(db_vnfds, lambda db_vnf: db_vnf["id"] == vnfr["vnfd-ref"])
- vnf_params = find_in_list(get_iterable(ns_params, "vnf"),
- lambda a_vnf: a_vnf["member-vnf-index"] == vnfr["member-vnf-index-ref"])
+ vnfd = find_in_list(
+ db_vnfds, lambda db_vnf: db_vnf["id"] == vnfr["vnfd-ref"]
+ )
+ vnf_params = find_in_list(
+ get_iterable(ns_params, "vnf"),
+ lambda a_vnf: a_vnf["member-vnf-index"] == vnfr["member-vnf-index-ref"],
+ )
target_vnf = deepcopy(vnfr)
target_vim = "vim:{}".format(vnfr["vim-account-id"])
for vld in target_vnf.get("vld", ()):
# check if connected to a ns.vld, to fill target'
- vnf_cp = find_in_list(vnfd.get("int-virtual-link-desc", ()),
- lambda cpd: cpd.get("id") == vld["id"])
+ vnf_cp = find_in_list(
+ vnfd.get("int-virtual-link-desc", ()),
+ lambda cpd: cpd.get("id") == vld["id"],
+ )
if vnf_cp:
- ns_cp = "member_vnf:{}.{}".format(vnfr["member-vnf-index-ref"], vnf_cp["id"])
+ ns_cp = "member_vnf:{}.{}".format(
+ vnfr["member-vnf-index-ref"], vnf_cp["id"]
+ )
if cp2target.get(ns_cp):
vld["target"] = cp2target[ns_cp]
- vld["vim_info"] = {target_vim: {"vim_network_name": vld.get("vim-network-name")}}
+ vld["vim_info"] = {
+ target_vim: {"vim_network_name": vld.get("vim-network-name")}
+ }
# check if this network needs SDN assist
target_sdn = None
if vld.get("pci-interfaces"):
sdn_vld = "vnfrs:{}:vld.{}".format(target_vnf["_id"], vld["id"])
target_sdn = "sdn:{}".format(sdnc_id)
vld["vim_info"][target_sdn] = {
- "sdn": True, "target_vim": target_vim, "vlds": [sdn_vld], "type": vld.get("type")}
+ "sdn": True,
+ "target_vim": target_vim,
+ "vlds": [sdn_vld],
+ "type": vld.get("type"),
+ }
# check at vnfd descriptor, if there is an ip-profile
vld_params = {}
vnfd_vlp = find_in_list(
get_virtual_link_profiles(vnfd),
- lambda a_link_profile: a_link_profile["id"] == vld["id"]
- )
- if vnfd_vlp and vnfd_vlp.get("virtual-link-protocol-data") and \
- vnfd_vlp["virtual-link-protocol-data"].get("l3-protocol-data"):
- ip_profile_source_data = vnfd_vlp["virtual-link-protocol-data"]["l3-protocol-data"]
- ip_profile_dest_data = {}
- if "ip-version" in ip_profile_source_data:
- ip_profile_dest_data["ip-version"] = ip_profile_source_data["ip-version"]
- if "cidr" in ip_profile_source_data:
- ip_profile_dest_data["subnet-address"] = ip_profile_source_data["cidr"]
- if "gateway-ip" in ip_profile_source_data:
- ip_profile_dest_data["gateway-address"] = ip_profile_source_data["gateway-ip"]
- if "dhcp-enabled" in ip_profile_source_data:
- ip_profile_dest_data["dhcp-params"] = {
- "enabled": ip_profile_source_data["dhcp-enabled"]
- }
-
- vld_params["ip-profile"] = ip_profile_dest_data
+ lambda a_link_profile: a_link_profile["id"] == vld["id"],
+ )
+ if (
+ vnfd_vlp
+ and vnfd_vlp.get("virtual-link-protocol-data")
+ and vnfd_vlp["virtual-link-protocol-data"].get("l3-protocol-data")
+ ):
+ vld_params["ip-profile"] = vnfd_vlp["virtual-link-protocol-data"][
+ "l3-protocol-data"
+ ]
# update vld_params with instantiation params
if vnf_params:
- vld_instantiation_params = find_in_list(get_iterable(vnf_params, "internal-vld"),
- lambda i_vld: i_vld["name"] == vld["id"])
+ vld_instantiation_params = find_in_list(
+ get_iterable(vnf_params, "internal-vld"),
+ lambda i_vld: i_vld["name"] == vld["id"],
+ )
if vld_instantiation_params:
vld_params.update(vld_instantiation_params)
parse_vld_instantiation_params(target_vim, vld, vld_params, target_sdn)
if ssh_keys_all:
vdu_configuration = get_configuration(vnfd, vdur["vdu-id-ref"])
vnf_configuration = get_configuration(vnfd, vnfd["id"])
- if vdu_configuration and vdu_configuration.get("config-access") and \
- vdu_configuration.get("config-access").get("ssh-access"):
+ if (
+ vdu_configuration
+ and vdu_configuration.get("config-access")
+ and vdu_configuration.get("config-access").get("ssh-access")
+ ):
vdur["ssh-keys"] = ssh_keys_all
- vdur["ssh-access-required"] = vdu_configuration["config-access"]["ssh-access"]["required"]
- elif vnf_configuration and vnf_configuration.get("config-access") and \
- vnf_configuration.get("config-access").get("ssh-access") and \
- any(iface.get("mgmt-vnf") for iface in vdur["interfaces"]):
+ vdur["ssh-access-required"] = vdu_configuration[
+ "config-access"
+ ]["ssh-access"]["required"]
+ elif (
+ vnf_configuration
+ and vnf_configuration.get("config-access")
+ and vnf_configuration.get("config-access").get("ssh-access")
+ and any(iface.get("mgmt-vnf") for iface in vdur["interfaces"])
+ ):
vdur["ssh-keys"] = ssh_keys_all
- vdur["ssh-access-required"] = vnf_configuration["config-access"]["ssh-access"]["required"]
- elif ssh_keys_instantiation and \
- find_in_list(vdur["interfaces"], lambda iface: iface.get("mgmt-vnf")):
+ vdur["ssh-access-required"] = vnf_configuration[
+ "config-access"
+ ]["ssh-access"]["required"]
+ elif ssh_keys_instantiation and find_in_list(
+ vdur["interfaces"], lambda iface: iface.get("mgmt-vnf")
+ ):
vdur["ssh-keys"] = ssh_keys_instantiation
self.logger.debug("NS > vdur > {}".format(vdur))
vdud = get_vdu(vnfd, vdur["vdu-id-ref"])
# cloud-init
if vdud.get("cloud-init-file"):
- vdur["cloud-init"] = "{}:file:{}".format(vnfd["_id"], vdud.get("cloud-init-file"))
+ vdur["cloud-init"] = "{}:file:{}".format(
+ vnfd["_id"], vdud.get("cloud-init-file")
+ )
# read file and put content at target.cloul_init_content. Avoid ng_ro to use shared package system
if vdur["cloud-init"] not in target["cloud_init_content"]:
base_folder = vnfd["_admin"]["storage"]
- cloud_init_file = "{}/{}/cloud_init/{}".format(base_folder["folder"], base_folder["pkg-dir"],
- vdud.get("cloud-init-file"))
+ if base_folder["pkg-dir"]:
+ cloud_init_file = "{}/{}/cloud_init/{}".format(
+ base_folder["folder"],
+ base_folder["pkg-dir"],
+ vdud.get("cloud-init-file"),
+ )
+ else:
+ cloud_init_file = "{}/Scripts/cloud_init/{}".format(
+ base_folder["folder"],
+ vdud.get("cloud-init-file"),
+ )
with self.fs.file_open(cloud_init_file, "r") as ci_file:
- target["cloud_init_content"][vdur["cloud-init"]] = ci_file.read()
+ target["cloud_init_content"][
+ vdur["cloud-init"]
+ ] = ci_file.read()
elif vdud.get("cloud-init"):
- vdur["cloud-init"] = "{}:vdu:{}".format(vnfd["_id"], get_vdu_index(vnfd, vdur["vdu-id-ref"]))
+ vdur["cloud-init"] = "{}:vdu:{}".format(
+ vnfd["_id"], get_vdu_index(vnfd, vdur["vdu-id-ref"])
+ )
# put content at target.cloul_init_content. Avoid ng_ro read vnfd descriptor
- target["cloud_init_content"][vdur["cloud-init"]] = vdud["cloud-init"]
+ target["cloud_init_content"][vdur["cloud-init"]] = vdud[
+ "cloud-init"
+ ]
vdur["additionalParams"] = vdur.get("additionalParams") or {}
- deploy_params_vdu = self._format_additional_params(vdur.get("additionalParams") or {})
- deploy_params_vdu["OSM"] = get_osm_params(vnfr, vdur["vdu-id-ref"], vdur["count-index"])
+ deploy_params_vdu = self._format_additional_params(
+ vdur.get("additionalParams") or {}
+ )
+ deploy_params_vdu["OSM"] = get_osm_params(
+ vnfr, vdur["vdu-id-ref"], vdur["count-index"]
+ )
vdur["additionalParams"] = deploy_params_vdu
# flavor
ns_alt_image = target["image"][int(alt_image_id)]
if vim_type == ns_alt_image.get("vim-type"):
# must use alternative image
- self.logger.debug("use alternative image id: {}".format(alt_image_id))
+ self.logger.debug(
+ "use alternative image id: {}".format(alt_image_id)
+ )
ns_image_id = alt_image_id
vdur["ns-image-id"] = ns_image_id
break
if target_vim not in ns_image["vim_info"]:
ns_image["vim_info"][target_vim] = {}
+ # Affinity groups
+ if vdur.get("affinity-or-anti-affinity-group-id"):
+ for ags_id in vdur["affinity-or-anti-affinity-group-id"]:
+ ns_ags = target["affinity-or-anti-affinity-group"][int(ags_id)]
+ if target_vim not in ns_ags["vim_info"]:
+ ns_ags["vim_info"][target_vim] = {}
+
+ # shared-volumes
+ if vdur.get("shared-volumes-id"):
+ for sv_id in vdur["shared-volumes-id"]:
+ ns_sv = find_in_list(
+ target["shared-volumes"], lambda sv: sv_id in sv["id"]
+ )
+ if ns_sv:
+ ns_sv["vim_info"][target_vim] = {}
+
vdur["vim_info"] = {target_vim: {}}
# instantiation parameters
- # if vnf_params:
- # vdu_instantiation_params = next((v for v in get_iterable(vnf_params, "vdu") if v["id"] ==
- # vdud["id"]), None)
+ if vnf_params:
+ vdu_instantiation_params = find_in_list(
+ get_iterable(vnf_params, "vdu"),
+ lambda i_vdu: i_vdu["id"] == vdud["id"],
+ )
+ if vdu_instantiation_params:
+ # Parse the vdu_volumes from the instantiation params
+ vdu_volumes = get_volumes_from_instantiation_params(
+ vdu_instantiation_params, vdud
+ )
+ vdur["additionalParams"]["OSM"]["vdu_volumes"] = vdu_volumes
+ vdur["additionalParams"]["OSM"][
+ "vim_flavor_id"
+ ] = vdu_instantiation_params.get("vim-flavor-id")
vdur_list.append(vdur)
target_vnf["vdur"] = vdur_list
target["vnf"].append(target_vnf)
+ self.logger.debug("Send to RO > nsr_id={} target={}".format(nsr_id, target))
desc = await self.RO.deploy(nsr_id, target)
self.logger.debug("RO return > {}".format(desc))
action_id = desc["action_id"]
- await self._wait_ng_ro(nsr_id, action_id, nslcmop_id, start_deploy, timeout_ns_deploy, stage)
+ await self._wait_ng_ro(
+ nsr_id,
+ action_id,
+ nslcmop_id,
+ start_deploy,
+ timeout_ns_deploy,
+ stage,
+ operation="instantiation",
+ )
# Updating NSR
db_nsr_update = {
"_admin.deployed.RO.operational-status": "running",
- "detailed-status": " ".join(stage)
+ "detailed-status": " ".join(stage),
}
# db_nsr["_admin.deployed.RO.detailed-status"] = "Deployed at VIM"
self.update_db_2("nsrs", nsr_id, db_nsr_update)
self._write_op_status(nslcmop_id, stage)
- self.logger.debug(logging_text + "ns deployed at RO. RO_id={}".format(action_id))
+ self.logger.debug(
+ logging_text + "ns deployed at RO. RO_id={}".format(action_id)
+ )
return
- async def _wait_ng_ro(self, nsr_id, action_id, nslcmop_id=None, start_time=None, timeout=600, stage=None):
+ async def _wait_ng_ro(
+ self,
+ nsr_id,
+ action_id,
+ nslcmop_id=None,
+ start_time=None,
+ timeout=600,
+ stage=None,
+ operation=None,
+ ):
detailed_status_old = None
db_nsr_update = {}
start_time = start_time or time()
while time() <= start_time + timeout:
- desc_status = await self.RO.status(nsr_id, action_id)
+ desc_status = await self.op_status_map[operation](nsr_id, action_id)
self.logger.debug("Wait NG RO > {}".format(desc_status))
if desc_status["status"] == "FAILED":
raise NgRoException(desc_status["details"])
stage[2] = "Deployed at VIM"
break
else:
- assert False, "ROclient.check_ns_status returns unknown {}".format(desc_status["status"])
+ assert False, "ROclient.check_ns_status returns unknown {}".format(
+ desc_status["status"]
+ )
if stage and nslcmop_id and stage[2] != detailed_status_old:
detailed_status_old = stage[2]
db_nsr_update["detailed-status"] = " ".join(stage)
self.update_db_2("nsrs", nsr_id, db_nsr_update)
self._write_op_status(nslcmop_id, stage)
- await asyncio.sleep(15, loop=self.loop)
+ await asyncio.sleep(15)
else: # timeout_ns_deploy
raise NgRoException("Timeout waiting ns to deploy")
- async def _terminate_ng_ro(self, logging_text, nsr_deployed, nsr_id, nslcmop_id, stage):
+ async def _terminate_ng_ro(
+ self, logging_text, nsr_deployed, nsr_id, nslcmop_id, stage
+ ):
db_nsr_update = {}
failed_detail = []
action_id = None
"vnf": [],
"image": [],
"flavor": [],
- "action_id": nslcmop_id
+ "action_id": nslcmop_id,
}
desc = await self.RO.deploy(nsr_id, target)
action_id = desc["action_id"]
- db_nsr_update["_admin.deployed.RO.nsr_delete_action_id"] = action_id
db_nsr_update["_admin.deployed.RO.nsr_status"] = "DELETING"
- self.logger.debug(logging_text + "ns terminate action at RO. action_id={}".format(action_id))
+ self.logger.debug(
+ logging_text
+ + "ns terminate action at RO. action_id={}".format(action_id)
+ )
# wait until done
delete_timeout = 20 * 60 # 20 minutes
- await self._wait_ng_ro(nsr_id, action_id, nslcmop_id, start_deploy, delete_timeout, stage)
-
- db_nsr_update["_admin.deployed.RO.nsr_delete_action_id"] = None
+ await self._wait_ng_ro(
+ nsr_id,
+ action_id,
+ nslcmop_id,
+ start_deploy,
+ delete_timeout,
+ stage,
+ operation="termination",
+ )
db_nsr_update["_admin.deployed.RO.nsr_status"] = "DELETED"
# delete all nsr
await self.RO.delete(nsr_id)
- except Exception as e:
- if isinstance(e, NgRoException) and e.http_code == 404: # not found
+ except NgRoException as e:
+ if e.http_code == 404: # not found
db_nsr_update["_admin.deployed.RO.nsr_id"] = None
db_nsr_update["_admin.deployed.RO.nsr_status"] = "DELETED"
- db_nsr_update["_admin.deployed.RO.nsr_delete_action_id"] = None
- self.logger.debug(logging_text + "RO_action_id={} already deleted".format(action_id))
- elif isinstance(e, NgRoException) and e.http_code == 409: # conflict
+ self.logger.debug(
+ logging_text + "RO_action_id={} already deleted".format(action_id)
+ )
+ elif e.http_code == 409: # conflict
failed_detail.append("delete conflict: {}".format(e))
- self.logger.debug(logging_text + "RO_action_id={} delete conflict: {}".format(action_id, e))
+ self.logger.debug(
+ logging_text
+ + "RO_action_id={} delete conflict: {}".format(action_id, e)
+ )
else:
failed_detail.append("delete error: {}".format(e))
- self.logger.error(logging_text + "RO_action_id={} delete error: {}".format(action_id, e))
+ self.logger.error(
+ logging_text
+ + "RO_action_id={} delete error: {}".format(action_id, e)
+ )
+ except Exception as e:
+ failed_detail.append("delete error: {}".format(e))
+ self.logger.error(
+ logging_text + "RO_action_id={} delete error: {}".format(action_id, e)
+ )
if failed_detail:
stage[2] = "Error deleting from VIM"
raise LcmException("; ".join(failed_detail))
return
- async def instantiate_RO(self, logging_text, nsr_id, nsd, db_nsr, db_nslcmop, db_vnfrs, db_vnfds,
- n2vc_key_list, stage):
+ async def instantiate_RO(
+ self,
+ logging_text,
+ nsr_id,
+ nsd,
+ db_nsr,
+ db_nslcmop,
+ db_vnfrs,
+ db_vnfds,
+ n2vc_key_list,
+ stage,
+ ):
"""
Instantiate at RO
:param logging_text: preffix text to use at logging
if ns_params and ns_params.get("timeout_ns_deploy"):
timeout_ns_deploy = ns_params["timeout_ns_deploy"]
else:
- timeout_ns_deploy = self.timeout.get("ns_deploy", self.timeout_ns_deploy)
+ timeout_ns_deploy = self.timeout.ns_deploy
# Check for and optionally request placement optimization. Database will be updated if placement activated
stage[2] = "Waiting for Placement."
else:
ns_params["vimAccountId"] == vnfr["vim-account-id"]
- return await self._instantiate_ng_ro(logging_text, nsr_id, nsd, db_nsr, db_nslcmop, db_vnfrs,
- db_vnfds, n2vc_key_list, stage, start_deploy, timeout_ns_deploy)
+ return await self._instantiate_ng_ro(
+ logging_text,
+ nsr_id,
+ nsd,
+ db_nsr,
+ db_nslcmop,
+ db_vnfrs,
+ db_vnfds,
+ n2vc_key_list,
+ stage,
+ start_deploy,
+ timeout_ns_deploy,
+ )
except Exception as e:
stage[2] = "ERROR deploying at VIM"
self.set_vnfr_at_error(db_vnfrs, str(e))
- self.logger.error("Error deploying at VIM {}".format(e),
- exc_info=not isinstance(e, (ROclient.ROClientException, LcmException, DbException,
- NgRoException)))
+ self.logger.error(
+ "Error deploying at VIM {}".format(e),
+ exc_info=not isinstance(
+ e,
+ (
+ ROclient.ROClientException,
+ LcmException,
+ DbException,
+ NgRoException,
+ ),
+ ),
+ )
raise
async def wait_kdu_up(self, logging_text, nsr_id, vnfr_id, kdu_name):
:param nsr_id:
:param vnfr_id:
:param kdu_name:
- :return: IP address
+ :return: IP address, K8s services
"""
# self.logger.debug(logging_text + "Starting wait_kdu_up")
while nb_tries < 360:
db_vnfr = self.db.get_one("vnfrs", {"_id": vnfr_id})
- kdur = next((x for x in get_iterable(db_vnfr, "kdur") if x.get("kdu-name") == kdu_name), None)
+ kdur = next(
+ (
+ x
+ for x in get_iterable(db_vnfr, "kdur")
+ if x.get("kdu-name") == kdu_name
+ ),
+ None,
+ )
if not kdur:
- raise LcmException("Not found vnfr_id={}, kdu_name={}".format(vnfr_id, kdu_name))
+ raise LcmException(
+ "Not found vnfr_id={}, kdu_name={}".format(vnfr_id, kdu_name)
+ )
if kdur.get("status"):
if kdur["status"] in ("READY", "ENABLED"):
- return kdur.get("ip-address")
+ return kdur.get("ip-address"), kdur.get("services")
else:
- raise LcmException("target KDU={} is in error state".format(kdu_name))
+ raise LcmException(
+ "target KDU={} is in error state".format(kdu_name)
+ )
- await asyncio.sleep(10, loop=self.loop)
+ await asyncio.sleep(10)
nb_tries += 1
raise LcmException("Timeout waiting KDU={} instantiated".format(kdu_name))
- async def wait_vm_up_insert_key_ro(self, logging_text, nsr_id, vnfr_id, vdu_id, vdu_index, pub_key=None, user=None):
+ async def wait_vm_up_insert_key_ro(
+ self, logging_text, nsr_id, vnfr_id, vdu_id, vdu_index, pub_key=None, user=None
+ ):
"""
Wait for ip addres at RO, and optionally, insert public key in virtual machine
:param logging_text: prefix use for logging
"""
self.logger.debug(logging_text + "Starting wait_vm_up_insert_key_ro")
- ro_nsr_id = None
ip_address = None
- nb_tries = 0
target_vdu_id = None
ro_retries = 0
while True:
-
ro_retries += 1
if ro_retries >= 360: # 1 hour
- raise LcmException("Not found _admin.deployed.RO.nsr_id for nsr_id: {}".format(nsr_id))
+ raise LcmException(
+ "Not found _admin.deployed.RO.nsr_id for nsr_id: {}".format(nsr_id)
+ )
- await asyncio.sleep(10, loop=self.loop)
+ await asyncio.sleep(10)
# get ip address
if not target_vdu_id:
if not vdu_id: # for the VNF case
if db_vnfr.get("status") == "ERROR":
- raise LcmException("Cannot inject ssh-key because target VNF is in error state")
+ raise LcmException(
+ "Cannot inject ssh-key because target VNF is in error state"
+ )
ip_address = db_vnfr.get("ip-address")
if not ip_address:
continue
- vdur = next((x for x in get_iterable(db_vnfr, "vdur") if x.get("ip-address") == ip_address), None)
+ vdur = next(
+ (
+ x
+ for x in get_iterable(db_vnfr, "vdur")
+ if x.get("ip-address") == ip_address
+ ),
+ None,
+ )
else: # VDU case
- vdur = next((x for x in get_iterable(db_vnfr, "vdur")
- if x.get("vdu-id-ref") == vdu_id and x.get("count-index") == vdu_index), None)
+ vdur = next(
+ (
+ x
+ for x in get_iterable(db_vnfr, "vdur")
+ if x.get("vdu-id-ref") == vdu_id
+ and x.get("count-index") == vdu_index
+ ),
+ None,
+ )
- if not vdur and len(db_vnfr.get("vdur", ())) == 1: # If only one, this should be the target vdu
+ if (
+ not vdur and len(db_vnfr.get("vdur", ())) == 1
+ ): # If only one, this should be the target vdu
vdur = db_vnfr["vdur"][0]
if not vdur:
- raise LcmException("Not found vnfr_id={}, vdu_id={}, vdu_index={}".format(vnfr_id, vdu_id,
- vdu_index))
+ raise LcmException(
+ "Not found vnfr_id={}, vdu_id={}, vdu_index={}".format(
+ vnfr_id, vdu_id, vdu_index
+ )
+ )
# New generation RO stores information at "vim_info"
ng_ro_status = None
target_vim = None
if vdur.get("vim_info"):
- target_vim = next(t for t in vdur["vim_info"]) # there should be only one key
+ target_vim = next(
+ t for t in vdur["vim_info"]
+ ) # there should be only one key
ng_ro_status = vdur["vim_info"][target_vim].get("vim_status")
- if vdur.get("pdu-type") or vdur.get("status") == "ACTIVE" or ng_ro_status == "ACTIVE":
+ if (
+ vdur.get("pdu-type")
+ or vdur.get("status") == "ACTIVE"
+ or ng_ro_status == "ACTIVE"
+ ):
ip_address = vdur.get("ip-address")
if not ip_address:
continue
target_vdu_id = vdur["vdu-id-ref"]
elif vdur.get("status") == "ERROR" or ng_ro_status == "ERROR":
- raise LcmException("Cannot inject ssh-key because target VM is in error state")
+ raise LcmException(
+ "Cannot inject ssh-key because target VM is in error state"
+ )
if not target_vdu_id:
continue
self.logger.error(logging_text + "Cannot inject ssh-ky to a PDU")
return ip_address
try:
- ro_vm_id = "{}-{}".format(db_vnfr["member-vnf-index-ref"], target_vdu_id) # TODO add vdu_index
- if self.ng_ro:
- target = {"action": {"action": "inject_ssh_key", "key": pub_key, "user": user},
- "vnf": [{"_id": vnfr_id, "vdur": [{"id": vdur["id"]}]}],
- }
- desc = await self.RO.deploy(nsr_id, target)
- action_id = desc["action_id"]
- await self._wait_ng_ro(nsr_id, action_id, timeout=600)
- break
- else:
- # wait until NS is deployed at RO
- if not ro_nsr_id:
- db_nsrs = self.db.get_one("nsrs", {"_id": nsr_id})
- ro_nsr_id = deep_get(db_nsrs, ("_admin", "deployed", "RO", "nsr_id"))
- if not ro_nsr_id:
- continue
- result_dict = await self.RO.create_action(
- item="ns",
- item_id_name=ro_nsr_id,
- descriptor={"add_public_key": pub_key, "vms": [ro_vm_id], "user": user}
- )
- # result_dict contains the format {VM-id: {vim_result: 200, description: text}}
- if not result_dict or not isinstance(result_dict, dict):
- raise LcmException("Unknown response from RO when injecting key")
- for result in result_dict.values():
- if result.get("vim_result") == 200:
- break
- else:
- raise ROclient.ROClientException("error injecting key: {}".format(
- result.get("description")))
- break
+ target = {
+ "action": {
+ "action": "inject_ssh_key",
+ "key": pub_key,
+ "user": user,
+ },
+ "vnf": [{"_id": vnfr_id, "vdur": [{"id": vdur["id"]}]}],
+ }
+ desc = await self.RO.deploy(nsr_id, target)
+ action_id = desc["action_id"]
+ await self._wait_ng_ro(
+ nsr_id, action_id, timeout=600, operation="instantiation"
+ )
+ break
except NgRoException as e:
- raise LcmException("Reaching max tries injecting key. Error: {}".format(e))
- except ROclient.ROClientException as e:
- if not nb_tries:
- self.logger.debug(logging_text + "error injecting key: {}. Retrying until {} seconds".
- format(e, 20*10))
- nb_tries += 1
- if nb_tries >= 20:
- raise LcmException("Reaching max tries injecting key. Error: {}".format(e))
+ raise LcmException(
+ "Reaching max tries injecting key. Error: {}".format(e)
+ )
else:
break
if index == vca_index:
# myself
continue
- if not my_vca.get("member-vnf-index") or \
- (vca_deployed.get("member-vnf-index") == my_vca.get("member-vnf-index")):
+ if not my_vca.get("member-vnf-index") or (
+ vca_deployed.get("member-vnf-index")
+ == my_vca.get("member-vnf-index")
+ ):
internal_status = configuration_status_list[index].get("status")
- if internal_status == 'READY':
+ if internal_status == "READY":
continue
- elif internal_status == 'BROKEN':
- raise LcmException("Configuration aborted because dependent charm/s has failed")
+ elif internal_status == "BROKEN":
+ raise LcmException(
+ "Configuration aborted because dependent charm/s has failed"
+ )
else:
break
else:
raise LcmException("Configuration aborted because dependent charm/s timeout")
def get_vca_id(self, db_vnfr: dict, db_nsr: dict):
- return (
- deep_get(db_vnfr, ("vca-id",)) or
- deep_get(db_nsr, ("instantiate_params", "vcaId"))
- )
-
- async def instantiate_N2VC(self, logging_text, vca_index, nsi_id, db_nsr, db_vnfr, vdu_id, kdu_name, vdu_index,
- config_descriptor, deploy_params, base_folder, nslcmop_id, stage, vca_type, vca_name,
- ee_config_descriptor):
+ vca_id = None
+ if db_vnfr:
+ vca_id = deep_get(db_vnfr, ("vca-id",))
+ elif db_nsr:
+ vim_account_id = deep_get(db_nsr, ("instantiate_params", "vimAccountId"))
+ vca_id = VimAccountDB.get_vim_account_with_id(vim_account_id).get("vca")
+ return vca_id
+
+ async def instantiate_N2VC(
+ self,
+ logging_text,
+ vca_index,
+ nsi_id,
+ db_nsr,
+ db_vnfr,
+ vdu_id,
+ kdu_name,
+ vdu_index,
+ kdu_index,
+ config_descriptor,
+ deploy_params,
+ base_folder,
+ nslcmop_id,
+ stage,
+ vca_type,
+ vca_name,
+ ee_config_descriptor,
+ ):
nsr_id = db_nsr["_id"]
db_update_entry = "_admin.deployed.VCA.{}.".format(vca_index)
vca_deployed_list = db_nsr["_admin"]["deployed"]["VCA"]
vca_deployed = db_nsr["_admin"]["deployed"]["VCA"][vca_index]
osm_config = {"osm": {"ns_id": db_nsr["_id"]}}
db_dict = {
- 'collection': 'nsrs',
- 'filter': {'_id': nsr_id},
- 'path': db_update_entry
+ "collection": "nsrs",
+ "filter": {"_id": nsr_id},
+ "path": db_update_entry,
}
step = ""
try:
-
- element_type = 'NS'
+ element_type = "NS"
element_under_configuration = nsr_id
vnfr_id = None
vnfr_id = db_vnfr["_id"]
osm_config["osm"]["vnf_id"] = vnfr_id
- namespace = "{nsi}.{ns}".format(
- nsi=nsi_id if nsi_id else "",
- ns=nsr_id)
+ namespace = "{nsi}.{ns}".format(nsi=nsi_id if nsi_id else "", ns=nsr_id)
+
+ if vca_type == "native_charm":
+ index_number = 0
+ else:
+ index_number = vdu_index or 0
if vnfr_id:
- element_type = 'VNF'
+ element_type = "VNF"
element_under_configuration = vnfr_id
- namespace += ".{}-{}".format(vnfr_id, vdu_index or 0)
+ namespace += ".{}-{}".format(vnfr_id, index_number)
if vdu_id:
- namespace += ".{}-{}".format(vdu_id, vdu_index or 0)
- element_type = 'VDU'
- element_under_configuration = "{}-{}".format(vdu_id, vdu_index or 0)
+ namespace += ".{}-{}".format(vdu_id, index_number)
+ element_type = "VDU"
+ element_under_configuration = "{}-{}".format(vdu_id, index_number)
osm_config["osm"]["vdu_id"] = vdu_id
elif kdu_name:
- namespace += ".{}.{}".format(kdu_name, vdu_index or 0)
- element_type = 'KDU'
+ namespace += ".{}".format(kdu_name)
+ element_type = "KDU"
element_under_configuration = kdu_name
osm_config["osm"]["kdu_name"] = kdu_name
# Get artifact path
- artifact_path = "{}/{}/{}/{}".format(
- base_folder["folder"],
- base_folder["pkg-dir"],
- "charms" if vca_type in ("native_charm", "lxc_proxy_charm", "k8s_proxy_charm") else "helm-charts",
- vca_name
- )
+ if base_folder["pkg-dir"]:
+ artifact_path = "{}/{}/{}/{}".format(
+ base_folder["folder"],
+ base_folder["pkg-dir"],
+ "charms"
+ if vca_type
+ in ("native_charm", "lxc_proxy_charm", "k8s_proxy_charm")
+ else "helm-charts",
+ vca_name,
+ )
+ else:
+ artifact_path = "{}/Scripts/{}/{}/".format(
+ base_folder["folder"],
+ "charms"
+ if vca_type
+ in ("native_charm", "lxc_proxy_charm", "k8s_proxy_charm")
+ else "helm-charts",
+ vca_name,
+ )
self.logger.debug("Artifact path > {}".format(artifact_path))
# get initial_config_primitive_list that applies to this element
- initial_config_primitive_list = config_descriptor.get('initial-config-primitive')
+ initial_config_primitive_list = config_descriptor.get(
+ "initial-config-primitive"
+ )
- self.logger.debug("Initial config primitive list > {}".format(initial_config_primitive_list))
+ self.logger.debug(
+ "Initial config primitive list > {}".format(
+ initial_config_primitive_list
+ )
+ )
# add config if not present for NS charm
ee_descriptor_id = ee_config_descriptor.get("id")
self.logger.debug("EE Descriptor > {}".format(ee_descriptor_id))
- initial_config_primitive_list = get_ee_sorted_initial_config_primitive_list(initial_config_primitive_list,
- vca_deployed, ee_descriptor_id)
+ initial_config_primitive_list = get_ee_sorted_initial_config_primitive_list(
+ initial_config_primitive_list, vca_deployed, ee_descriptor_id
+ )
- self.logger.debug("Initial config primitive list #2 > {}".format(initial_config_primitive_list))
+ self.logger.debug(
+ "Initial config primitive list #2 > {}".format(
+ initial_config_primitive_list
+ )
+ )
# n2vc_redesign STEP 3.1
# find old ee_id if exists
ee_id = vca_deployed.get("ee_id")
vca_id = self.get_vca_id(db_vnfr, db_nsr)
# create or register execution environment in VCA
if vca_type in ("lxc_proxy_charm", "k8s_proxy_charm", "helm", "helm-v3"):
-
self._write_configuration_status(
nsr_id=nsr_id,
vca_index=vca_index,
- status='CREATING',
+ status="CREATING",
element_under_configuration=element_under_configuration,
- element_type=element_type
+ element_type=element_type,
)
step = "create execution environment"
- self.logger.debug(logging_text + step)
+ self.logger.debug(logging_text + step)
ee_id = None
credentials = None
if vca_type == "k8s_proxy_charm":
ee_id = await self.vca_map[vca_type].install_k8s_proxy_charm(
- charm_name=artifact_path[artifact_path.rfind("/") + 1:],
+ charm_name=artifact_path[artifact_path.rfind("/") + 1 :],
namespace=namespace,
artifact_path=artifact_path,
db_dict=db_dict,
vca_id=vca_id,
)
- elif vca_type == "helm" or vca_type == "helm-v3":
- ee_id, credentials = await self.vca_map[vca_type].create_execution_environment(
- namespace=namespace,
+ elif vca_type == "helm" or vca_type == "helm-v3":
+ ee_id, credentials = await self.vca_map[
+ vca_type
+ ].create_execution_environment(
+ namespace=nsr_id,
reuse_ee_id=ee_id,
db_dict=db_dict,
config=osm_config,
artifact_path=artifact_path,
- vca_type=vca_type
+ chart_model=vca_name,
+ vca_type=vca_type,
)
- else:
- ee_id, credentials = await self.vca_map[vca_type].create_execution_environment(
+ else:
+ ee_id, credentials = await self.vca_map[
+ vca_type
+ ].create_execution_environment(
namespace=namespace,
reuse_ee_id=ee_id,
db_dict=db_dict,
elif vca_type == "native_charm":
step = "Waiting to VM being up and getting IP address"
self.logger.debug(logging_text + step)
- rw_mgmt_ip = await self.wait_vm_up_insert_key_ro(logging_text, nsr_id, vnfr_id, vdu_id, vdu_index,
- user=None, pub_key=None)
+ rw_mgmt_ip = await self.wait_vm_up_insert_key_ro(
+ logging_text,
+ nsr_id,
+ vnfr_id,
+ vdu_id,
+ vdu_index,
+ user=None,
+ pub_key=None,
+ )
credentials = {"hostname": rw_mgmt_ip}
# get username
- username = deep_get(config_descriptor, ("config-access", "ssh-access", "default-user"))
+ username = deep_get(
+ config_descriptor, ("config-access", "ssh-access", "default-user")
+ )
# TODO remove this when changes on IM regarding config-access:ssh-access:default-user were
# merged. Meanwhile let's get username from initial-config-primitive
if not username and initial_config_primitive_list:
username = param["value"]
break
if not username:
- raise LcmException("Cannot determine the username neither with 'initial-config-primitive' nor with "
- "'config-access.ssh-access.default-user'")
+ raise LcmException(
+ "Cannot determine the username neither with 'initial-config-primitive' nor with "
+ "'config-access.ssh-access.default-user'"
+ )
credentials["username"] = username
# n2vc_redesign STEP 3.2
self._write_configuration_status(
nsr_id=nsr_id,
vca_index=vca_index,
- status='REGISTERING',
+ status="REGISTERING",
element_under_configuration=element_under_configuration,
- element_type=element_type
+ element_type=element_type,
)
step = "register execution environment {}".format(credentials)
# for compatibility with MON/POL modules, the need model and application name at database
# TODO ask MON/POL if needed to not assuming anymore the format "model_name.application_name"
- ee_id_parts = ee_id.split('.')
+ ee_id_parts = ee_id.split(".")
db_nsr_update = {db_update_entry + "ee_id": ee_id}
if len(ee_id_parts) >= 2:
model_name = ee_id_parts[0]
self._write_configuration_status(
nsr_id=nsr_id,
vca_index=vca_index,
- status='INSTALLING SW',
+ status="INSTALLING SW",
element_under_configuration=element_under_configuration,
element_type=element_type,
- other_update=db_nsr_update
+ other_update=db_nsr_update,
)
# TODO check if already done
self.logger.debug(logging_text + step)
config = None
if vca_type == "native_charm":
- config_primitive = next((p for p in initial_config_primitive_list if p["name"] == "config"), None)
+ config_primitive = next(
+ (p for p in initial_config_primitive_list if p["name"] == "config"),
+ None,
+ )
if config_primitive:
config = self._map_primitive_params(
- config_primitive,
- {},
- deploy_params
+ config_primitive, {}, deploy_params
)
num_units = 1
if vca_type == "lxc_proxy_charm":
config=config,
num_units=num_units,
vca_id=vca_id,
+ vca_type=vca_type,
)
# write in db flag of configuration_sw already installed
- self.update_db_2("nsrs", nsr_id, {db_update_entry + "config_sw_installed": True})
+ self.update_db_2(
+ "nsrs", nsr_id, {db_update_entry + "config_sw_installed": True}
+ )
# add relations for this VCA (wait for other peers related with this VCA)
- await self._add_vca_relations(logging_text=logging_text, nsr_id=nsr_id,
- vca_index=vca_index, vca_id=vca_id, vca_type=vca_type)
+ is_relation_added = await self._add_vca_relations(
+ logging_text=logging_text,
+ nsr_id=nsr_id,
+ vca_type=vca_type,
+ vca_index=vca_index,
+ )
+
+ if not is_relation_added:
+ raise LcmException("Relations could not be added to VCA.")
# if SSH access is required, then get execution environment SSH public
# if native charm we have waited already to VM be UP
pub_key = None
user = None
# self.logger.debug("get ssh key block")
- if deep_get(config_descriptor, ("config-access", "ssh-access", "required")):
+ if deep_get(
+ config_descriptor, ("config-access", "ssh-access", "required")
+ ):
# self.logger.debug("ssh key needed")
# Needed to inject a ssh key
- user = deep_get(config_descriptor, ("config-access", "ssh-access", "default-user"))
+ user = deep_get(
+ config_descriptor,
+ ("config-access", "ssh-access", "default-user"),
+ )
step = "Install configuration Software, getting public ssh key"
pub_key = await self.vca_map[vca_type].get_ee_ssh_public__key(
- ee_id=ee_id,
- db_dict=db_dict,
- vca_id=vca_id
+ ee_id=ee_id, db_dict=db_dict, vca_id=vca_id
)
- step = "Insert public key into VM user={} ssh_key={}".format(user, pub_key)
+ step = "Insert public key into VM user={} ssh_key={}".format(
+ user, pub_key
+ )
else:
# self.logger.debug("no need to get ssh key")
step = "Waiting to VM being up and getting IP address"
self.logger.debug(logging_text + step)
+ # default rw_mgmt_ip to None, avoiding the non definition of the variable
+ rw_mgmt_ip = None
+
# n2vc_redesign STEP 5.1
# wait for RO (ip-address) Insert pub_key into VM
if vnfr_id:
if kdu_name:
- rw_mgmt_ip = await self.wait_kdu_up(logging_text, nsr_id, vnfr_id, kdu_name)
- else:
- rw_mgmt_ip = await self.wait_vm_up_insert_key_ro(logging_text, nsr_id, vnfr_id, vdu_id,
- vdu_index, user=user, pub_key=pub_key)
- else:
- rw_mgmt_ip = None # This is for a NS configuration
+ rw_mgmt_ip, services = await self.wait_kdu_up(
+ logging_text, nsr_id, vnfr_id, kdu_name
+ )
+ vnfd = self.db.get_one(
+ "vnfds_revisions",
+ {"_id": f'{db_vnfr["vnfd-id"]}:{db_vnfr["revision"]}'},
+ )
+ kdu = get_kdu(vnfd, kdu_name)
+ kdu_services = [
+ service["name"] for service in get_kdu_services(kdu)
+ ]
+ exposed_services = []
+ for service in services:
+ if any(s in service["name"] for s in kdu_services):
+ exposed_services.append(service)
+ await self.vca_map[vca_type].exec_primitive(
+ ee_id=ee_id,
+ primitive_name="config",
+ params_dict={
+ "osm-config": json.dumps(
+ OsmConfigBuilder(
+ k8s={"services": exposed_services}
+ ).build()
+ )
+ },
+ vca_id=vca_id,
+ )
- self.logger.debug(logging_text + ' VM_ip_address={}'.format(rw_mgmt_ip))
+ # This verification is needed in order to avoid trying to add a public key
+ # to a VM, when the VNF is a KNF (in the edge case where the user creates a VCA
+ # for a KNF and not for its KDUs, the previous verification gives False, and the code
+ # jumps to this block, meaning that there is the need to verify if the VNF is actually a VNF
+ # or it is a KNF)
+ elif db_vnfr.get("vdur"):
+ rw_mgmt_ip = await self.wait_vm_up_insert_key_ro(
+ logging_text,
+ nsr_id,
+ vnfr_id,
+ vdu_id,
+ vdu_index,
+ user=user,
+ pub_key=pub_key,
+ )
+
+ self.logger.debug(logging_text + " VM_ip_address={}".format(rw_mgmt_ip))
# store rw_mgmt_ip in deploy params for later replacement
deploy_params["rw_mgmt_ip"] = rw_mgmt_ip
# n2vc_redesign STEP 6 Execute initial config primitive
- step = 'execute initial config primitive'
+ step = "execute initial config primitive"
# wait for dependent primitives execution (NS -> VNF -> VDU)
if initial_config_primitive_list:
my_vca = vca_deployed_list[vca_index]
if my_vca.get("vdu_id") or my_vca.get("kdu_name"):
# VDU or KDU
- stage[0] = 'Stage 3/5: running Day-1 primitives for VDU.'
+ stage[0] = "Stage 3/5: running Day-1 primitives for VDU."
elif my_vca.get("member-vnf-index"):
# VNF
- stage[0] = 'Stage 4/5: running Day-1 primitives for VNF.'
+ stage[0] = "Stage 4/5: running Day-1 primitives for VNF."
else:
# NS
- stage[0] = 'Stage 5/5: running Day-1 primitives for NS.'
+ stage[0] = "Stage 5/5: running Day-1 primitives for NS."
self._write_configuration_status(
- nsr_id=nsr_id,
- vca_index=vca_index,
- status='EXECUTING PRIMITIVE'
+ nsr_id=nsr_id, vca_index=vca_index, status="EXECUTING PRIMITIVE"
)
- self._write_op_status(
- op_id=nslcmop_id,
- stage=stage
- )
+ self._write_op_status(op_id=nslcmop_id, stage=stage)
check_if_terminated_needed = True
for initial_config_primitive in initial_config_primitive_list:
# adding information on the vca_deployed if it is a NS execution environment
if not vca_deployed["member-vnf-index"]:
- deploy_params["ns_config_info"] = json.dumps(self._get_ns_config_info(nsr_id))
+ deploy_params["ns_config_info"] = json.dumps(
+ self._get_ns_config_info(nsr_id)
+ )
# TODO check if already done
- primitive_params_ = self._map_primitive_params(initial_config_primitive, {}, deploy_params)
+ primitive_params_ = self._map_primitive_params(
+ initial_config_primitive, {}, deploy_params
+ )
- step = "execute primitive '{}' params '{}'".format(initial_config_primitive["name"], primitive_params_)
+ step = "execute primitive '{}' params '{}'".format(
+ initial_config_primitive["name"], primitive_params_
+ )
self.logger.debug(logging_text + step)
await self.vca_map[vca_type].exec_primitive(
ee_id=ee_id,
params_dict=primitive_params_,
db_dict=db_dict,
vca_id=vca_id,
+ vca_type=vca_type,
)
# Once some primitive has been exec, check and write at db if it needs to exec terminated primitives
if check_if_terminated_needed:
- if config_descriptor.get('terminate-config-primitive'):
- self.update_db_2("nsrs", nsr_id, {db_update_entry + "needed_terminate": True})
+ if config_descriptor.get("terminate-config-primitive"):
+ self.update_db_2(
+ "nsrs", nsr_id, {db_update_entry + "needed_terminate": True}
+ )
check_if_terminated_needed = False
# TODO register in database that primitive is done
# STEP 7 Configure metrics
if vca_type == "helm" or vca_type == "helm-v3":
- prometheus_jobs = await self.add_prometheus_metrics(
+ # TODO: review for those cases where the helm chart is a reference and
+ # is not part of the NF package
+ prometheus_jobs = await self.extract_prometheus_scrape_jobs(
ee_id=ee_id,
artifact_path=artifact_path,
ee_config_descriptor=ee_config_descriptor,
vnfr_id=vnfr_id,
nsr_id=nsr_id,
target_ip=rw_mgmt_ip,
+ element_type=element_type,
+ vnf_member_index=db_vnfr.get("member-vnf-index-ref", ""),
+ vdu_id=vdu_id,
+ vdu_index=vdu_index,
+ kdu_name=kdu_name,
+ kdu_index=kdu_index,
)
if prometheus_jobs:
- self.update_db_2("nsrs", nsr_id, {db_update_entry + "prometheus_jobs": prometheus_jobs})
+ self.update_db_2(
+ "nsrs",
+ nsr_id,
+ {db_update_entry + "prometheus_jobs": prometheus_jobs},
+ )
+
+ for job in prometheus_jobs:
+ self.db.set_one(
+ "prometheus_jobs",
+ {"job_name": job["job_name"]},
+ job,
+ upsert=True,
+ fail_on_empty=False,
+ )
step = "instantiated at VCA"
self.logger.debug(logging_text + step)
self._write_configuration_status(
- nsr_id=nsr_id,
- vca_index=vca_index,
- status='READY'
+ nsr_id=nsr_id, vca_index=vca_index, status="READY"
)
except Exception as e: # TODO not use Exception but N2VC exception
# self.update_db_2("nsrs", nsr_id, {db_update_entry + "instantiation": "FAILED"})
- if not isinstance(e, (DbException, N2VCException, LcmException, asyncio.CancelledError)):
- self.logger.error("Exception while {} : {}".format(step, e), exc_info=True)
+ if not isinstance(
+ e, (DbException, N2VCException, LcmException, asyncio.CancelledError)
+ ):
+ self.logger.error(
+ "Exception while {} : {}".format(step, e), exc_info=True
+ )
self._write_configuration_status(
- nsr_id=nsr_id,
- vca_index=vca_index,
- status='BROKEN'
+ nsr_id=nsr_id, vca_index=vca_index, status="BROKEN"
)
- raise LcmException("{} {}".format(step, e)) from e
+ raise LcmException("{}. {}".format(step, e)) from e
- def _write_ns_status(self, nsr_id: str, ns_state: str, current_operation: str, current_operation_id: str,
- error_description: str = None, error_detail: str = None, other_update: dict = None):
+ def _write_ns_status(
+ self,
+ nsr_id: str,
+ ns_state: str,
+ current_operation: str,
+ current_operation_id: str,
+ error_description: str = None,
+ error_detail: str = None,
+ other_update: dict = None,
+ ):
"""
Update db_nsr fields.
:param nsr_id:
"""
try:
db_dict = other_update or {}
- db_dict["_admin.nslcmop"] = current_operation_id # for backward compatibility
+ db_dict[
+ "_admin.nslcmop"
+ ] = current_operation_id # for backward compatibility
db_dict["_admin.current-operation"] = current_operation_id
- db_dict["_admin.operation-type"] = current_operation if current_operation != "IDLE" else None
+ db_dict["_admin.operation-type"] = (
+ current_operation if current_operation != "IDLE" else None
+ )
db_dict["currentOperation"] = current_operation
db_dict["currentOperationID"] = current_operation_id
db_dict["errorDescription"] = error_description
db_dict["nsState"] = ns_state
self.update_db_2("nsrs", nsr_id, db_dict)
except DbException as e:
- self.logger.warn('Error writing NS status, ns={}: {}'.format(nsr_id, e))
+ self.logger.warn("Error writing NS status, ns={}: {}".format(nsr_id, e))
- def _write_op_status(self, op_id: str, stage: list = None, error_message: str = None, queuePosition: int = 0,
- operation_state: str = None, other_update: dict = None):
+ def _write_op_status(
+ self,
+ op_id: str,
+ stage: list = None,
+ error_message: str = None,
+ queuePosition: int = 0,
+ operation_state: str = None,
+ other_update: dict = None,
+ ):
try:
db_dict = other_update or {}
- db_dict['queuePosition'] = queuePosition
+ db_dict["queuePosition"] = queuePosition
if isinstance(stage, list):
- db_dict['stage'] = stage[0]
- db_dict['detailed-status'] = " ".join(stage)
+ db_dict["stage"] = stage[0]
+ db_dict["detailed-status"] = " ".join(stage)
elif stage is not None:
- db_dict['stage'] = str(stage)
+ db_dict["stage"] = str(stage)
if error_message is not None:
- db_dict['errorMessage'] = error_message
+ db_dict["errorMessage"] = error_message
if operation_state is not None:
- db_dict['operationState'] = operation_state
+ db_dict["operationState"] = operation_state
db_dict["statusEnteredTime"] = time()
self.update_db_2("nslcmops", op_id, db_dict)
except DbException as e:
- self.logger.warn('Error writing OPERATION status for op_id: {} -> {}'.format(op_id, e))
+ self.logger.warn(
+ "Error writing OPERATION status for op_id: {} -> {}".format(op_id, e)
+ )
def _write_all_config_status(self, db_nsr: dict, status: str):
try:
nsr_id = db_nsr["_id"]
# configurationStatus
- config_status = db_nsr.get('configurationStatus')
+ config_status = db_nsr.get("configurationStatus")
if config_status:
- db_nsr_update = {"configurationStatus.{}.status".format(index): status for index, v in
- enumerate(config_status) if v}
+ db_nsr_update = {
+ "configurationStatus.{}.status".format(index): status
+ for index, v in enumerate(config_status)
+ if v
+ }
# update status
self.update_db_2("nsrs", nsr_id, db_nsr_update)
except DbException as e:
- self.logger.warn('Error writing all configuration status, ns={}: {}'.format(nsr_id, e))
-
- def _write_configuration_status(self, nsr_id: str, vca_index: int, status: str = None,
- element_under_configuration: str = None, element_type: str = None,
- other_update: dict = None):
+ self.logger.warn(
+ "Error writing all configuration status, ns={}: {}".format(nsr_id, e)
+ )
+ def _write_configuration_status(
+ self,
+ nsr_id: str,
+ vca_index: int,
+ status: str = None,
+ element_under_configuration: str = None,
+ element_type: str = None,
+ other_update: dict = None,
+ ):
# self.logger.debug('_write_configuration_status(): vca_index={}, status={}'
# .format(vca_index, status))
try:
- db_path = 'configurationStatus.{}.'.format(vca_index)
+ db_path = "configurationStatus.{}.".format(vca_index)
db_dict = other_update or {}
if status:
- db_dict[db_path + 'status'] = status
+ db_dict[db_path + "status"] = status
if element_under_configuration:
- db_dict[db_path + 'elementUnderConfiguration'] = element_under_configuration
+ db_dict[
+ db_path + "elementUnderConfiguration"
+ ] = element_under_configuration
if element_type:
- db_dict[db_path + 'elementType'] = element_type
+ db_dict[db_path + "elementType"] = element_type
self.update_db_2("nsrs", nsr_id, db_dict)
except DbException as e:
- self.logger.warn('Error writing configuration status={}, ns={}, vca_index={}: {}'
- .format(status, nsr_id, vca_index, e))
+ self.logger.warn(
+ "Error writing configuration status={}, ns={}, vca_index={}: {}".format(
+ status, nsr_id, vca_index, e
+ )
+ )
async def _do_placement(self, logging_text, db_nslcmop, db_vnfrs):
"""
computed 'vim-account-id'
"""
modified = False
- nslcmop_id = db_nslcmop['_id']
- placement_engine = deep_get(db_nslcmop, ('operationParams', 'placement-engine'))
+ nslcmop_id = db_nslcmop["_id"]
+ placement_engine = deep_get(db_nslcmop, ("operationParams", "placement-engine"))
if placement_engine == "PLA":
- self.logger.debug(logging_text + "Invoke and wait for placement optimization")
- await self.msg.aiowrite("pla", "get_placement", {'nslcmopId': nslcmop_id}, loop=self.loop)
+ self.logger.debug(
+ logging_text + "Invoke and wait for placement optimization"
+ )
+ await self.msg.aiowrite("pla", "get_placement", {"nslcmopId": nslcmop_id})
db_poll_interval = 5
wait = db_poll_interval * 10
pla_result = None
await asyncio.sleep(db_poll_interval)
wait -= db_poll_interval
db_nslcmop = self.db.get_one("nslcmops", {"_id": nslcmop_id})
- pla_result = deep_get(db_nslcmop, ('_admin', 'pla'))
+ pla_result = deep_get(db_nslcmop, ("_admin", "pla"))
if not pla_result:
- raise LcmException("Placement timeout for nslcmopId={}".format(nslcmop_id))
+ raise LcmException(
+ "Placement timeout for nslcmopId={}".format(nslcmop_id)
+ )
- for pla_vnf in pla_result['vnf']:
- vnfr = db_vnfrs.get(pla_vnf['member-vnf-index'])
- if not pla_vnf.get('vimAccountId') or not vnfr:
+ for pla_vnf in pla_result["vnf"]:
+ vnfr = db_vnfrs.get(pla_vnf["member-vnf-index"])
+ if not pla_vnf.get("vimAccountId") or not vnfr:
continue
modified = True
- self.db.set_one("vnfrs", {"_id": vnfr["_id"]}, {"vim-account-id": pla_vnf['vimAccountId']})
+ self.db.set_one(
+ "vnfrs",
+ {"_id": vnfr["_id"]},
+ {"vim-account-id": pla_vnf["vimAccountId"]},
+ )
# Modifies db_vnfrs
- vnfr["vim-account-id"] = pla_vnf['vimAccountId']
+ vnfr["vim-account-id"] = pla_vnf["vimAccountId"]
return modified
+ def _gather_vnfr_healing_alerts(self, vnfr, vnfd):
+ alerts = []
+ nsr_id = vnfr["nsr-id-ref"]
+ df = vnfd.get("df", [{}])[0]
+ # Checking for auto-healing configuration
+ if "healing-aspect" in df:
+ healing_aspects = df["healing-aspect"]
+ for healing in healing_aspects:
+ for healing_policy in healing.get("healing-policy", ()):
+ vdu_id = healing_policy["vdu-id"]
+ vdur = next(
+ (vdur for vdur in vnfr["vdur"] if vdu_id == vdur["vdu-id-ref"]),
+ {},
+ )
+ if not vdur:
+ continue
+ metric_name = "vm_status"
+ vdu_name = vdur.get("name")
+ vnf_member_index = vnfr["member-vnf-index-ref"]
+ uuid = str(uuid4())
+ name = f"healing_{uuid}"
+ action = healing_policy
+ # action_on_recovery = healing.get("action-on-recovery")
+ # cooldown_time = healing.get("cooldown-time")
+ # day1 = healing.get("day1")
+ alert = {
+ "uuid": uuid,
+ "name": name,
+ "metric": metric_name,
+ "tags": {
+ "ns_id": nsr_id,
+ "vnf_member_index": vnf_member_index,
+ "vdu_name": vdu_name,
+ },
+ "alarm_status": "ok",
+ "action_type": "healing",
+ "action": action,
+ }
+ alerts.append(alert)
+ return alerts
+
+ def _gather_vnfr_scaling_alerts(self, vnfr, vnfd):
+ alerts = []
+ nsr_id = vnfr["nsr-id-ref"]
+ df = vnfd.get("df", [{}])[0]
+ # Checking for auto-scaling configuration
+ if "scaling-aspect" in df:
+ scaling_aspects = df["scaling-aspect"]
+ all_vnfd_monitoring_params = {}
+ for ivld in vnfd.get("int-virtual-link-desc", ()):
+ for mp in ivld.get("monitoring-parameters", ()):
+ all_vnfd_monitoring_params[mp.get("id")] = mp
+ for vdu in vnfd.get("vdu", ()):
+ for mp in vdu.get("monitoring-parameter", ()):
+ all_vnfd_monitoring_params[mp.get("id")] = mp
+ for df in vnfd.get("df", ()):
+ for mp in df.get("monitoring-parameter", ()):
+ all_vnfd_monitoring_params[mp.get("id")] = mp
+ for scaling_aspect in scaling_aspects:
+ scaling_group_name = scaling_aspect.get("name", "")
+ # Get monitored VDUs
+ all_monitored_vdus = set()
+ for delta in scaling_aspect.get("aspect-delta-details", {}).get(
+ "deltas", ()
+ ):
+ for vdu_delta in delta.get("vdu-delta", ()):
+ all_monitored_vdus.add(vdu_delta.get("id"))
+ monitored_vdurs = list(
+ filter(
+ lambda vdur: vdur["vdu-id-ref"] in all_monitored_vdus,
+ vnfr["vdur"],
+ )
+ )
+ if not monitored_vdurs:
+ self.logger.error(
+ "Scaling criteria is referring to a vnf-monitoring-param that does not contain a reference to a vdu or vnf metric"
+ )
+ continue
+ for scaling_policy in scaling_aspect.get("scaling-policy", ()):
+ if scaling_policy["scaling-type"] != "automatic":
+ continue
+ threshold_time = scaling_policy.get("threshold-time", "1")
+ cooldown_time = scaling_policy.get("cooldown-time", "0")
+ for scaling_criteria in scaling_policy["scaling-criteria"]:
+ monitoring_param_ref = scaling_criteria.get(
+ "vnf-monitoring-param-ref"
+ )
+ vnf_monitoring_param = all_vnfd_monitoring_params[
+ monitoring_param_ref
+ ]
+ for vdur in monitored_vdurs:
+ vdu_id = vdur["vdu-id-ref"]
+ metric_name = vnf_monitoring_param.get("performance-metric")
+ metric_name = f"osm_{metric_name}"
+ vnf_member_index = vnfr["member-vnf-index-ref"]
+ scalein_threshold = scaling_criteria.get(
+ "scale-in-threshold"
+ )
+ scaleout_threshold = scaling_criteria.get(
+ "scale-out-threshold"
+ )
+ # Looking for min/max-number-of-instances
+ instances_min_number = 1
+ instances_max_number = 1
+ vdu_profile = df["vdu-profile"]
+ if vdu_profile:
+ profile = next(
+ item for item in vdu_profile if item["id"] == vdu_id
+ )
+ instances_min_number = profile.get(
+ "min-number-of-instances", 1
+ )
+ instances_max_number = profile.get(
+ "max-number-of-instances", 1
+ )
+
+ if scalein_threshold:
+ uuid = str(uuid4())
+ name = f"scalein_{uuid}"
+ operation = scaling_criteria[
+ "scale-in-relational-operation"
+ ]
+ rel_operator = self.rel_operation_types.get(
+ operation, "<="
+ )
+ metric_selector = f'{metric_name}{{ns_id="{nsr_id}", vnf_member_index="{vnf_member_index}", vdu_id="{vdu_id}"}}'
+ expression = f"(count ({metric_selector}) > {instances_min_number}) and (avg({metric_selector}) {rel_operator} {scalein_threshold})"
+ labels = {
+ "ns_id": nsr_id,
+ "vnf_member_index": vnf_member_index,
+ "vdu_id": vdu_id,
+ }
+ prom_cfg = {
+ "alert": name,
+ "expr": expression,
+ "for": str(threshold_time) + "m",
+ "labels": labels,
+ }
+ action = scaling_policy
+ action = {
+ "scaling-group": scaling_group_name,
+ "cooldown-time": cooldown_time,
+ }
+ alert = {
+ "uuid": uuid,
+ "name": name,
+ "metric": metric_name,
+ "tags": {
+ "ns_id": nsr_id,
+ "vnf_member_index": vnf_member_index,
+ "vdu_id": vdu_id,
+ },
+ "alarm_status": "ok",
+ "action_type": "scale_in",
+ "action": action,
+ "prometheus_config": prom_cfg,
+ }
+ alerts.append(alert)
+
+ if scaleout_threshold:
+ uuid = str(uuid4())
+ name = f"scaleout_{uuid}"
+ operation = scaling_criteria[
+ "scale-out-relational-operation"
+ ]
+ rel_operator = self.rel_operation_types.get(
+ operation, "<="
+ )
+ metric_selector = f'{metric_name}{{ns_id="{nsr_id}", vnf_member_index="{vnf_member_index}", vdu_id="{vdu_id}"}}'
+ expression = f"(count ({metric_selector}) < {instances_max_number}) and (avg({metric_selector}) {rel_operator} {scaleout_threshold})"
+ labels = {
+ "ns_id": nsr_id,
+ "vnf_member_index": vnf_member_index,
+ "vdu_id": vdu_id,
+ }
+ prom_cfg = {
+ "alert": name,
+ "expr": expression,
+ "for": str(threshold_time) + "m",
+ "labels": labels,
+ }
+ action = scaling_policy
+ action = {
+ "scaling-group": scaling_group_name,
+ "cooldown-time": cooldown_time,
+ }
+ alert = {
+ "uuid": uuid,
+ "name": name,
+ "metric": metric_name,
+ "tags": {
+ "ns_id": nsr_id,
+ "vnf_member_index": vnf_member_index,
+ "vdu_id": vdu_id,
+ },
+ "alarm_status": "ok",
+ "action_type": "scale_out",
+ "action": action,
+ "prometheus_config": prom_cfg,
+ }
+ alerts.append(alert)
+ return alerts
+
+ def _gather_vnfr_alarm_alerts(self, vnfr, vnfd):
+ alerts = []
+ nsr_id = vnfr["nsr-id-ref"]
+ vnf_member_index = vnfr["member-vnf-index-ref"]
+
+ # Checking for VNF alarm configuration
+ for vdur in vnfr["vdur"]:
+ vdu_id = vdur["vdu-id-ref"]
+ vdu = next(filter(lambda vdu: vdu["id"] == vdu_id, vnfd["vdu"]))
+ if "alarm" in vdu:
+ # Get VDU monitoring params, since alerts are based on them
+ vdu_monitoring_params = {}
+ for mp in vdu.get("monitoring-parameter", []):
+ vdu_monitoring_params[mp.get("id")] = mp
+ if not vdu_monitoring_params:
+ self.logger.error(
+ "VDU alarm refers to a VDU monitoring param, but there are no VDU monitoring params in the VDU"
+ )
+ continue
+ # Get alarms in the VDU
+ alarm_descriptors = vdu["alarm"]
+ # Create VDU alarms for each alarm in the VDU
+ for alarm_descriptor in alarm_descriptors:
+ # Check that the VDU alarm refers to a proper monitoring param
+ alarm_monitoring_param = alarm_descriptor.get(
+ "vnf-monitoring-param-ref", ""
+ )
+ vdu_specific_monitoring_param = vdu_monitoring_params.get(
+ alarm_monitoring_param, {}
+ )
+ if not vdu_specific_monitoring_param:
+ self.logger.error(
+ "VDU alarm refers to a VDU monitoring param not present in the VDU"
+ )
+ continue
+ metric_name = vdu_specific_monitoring_param.get(
+ "performance-metric"
+ )
+ if not metric_name:
+ self.logger.error(
+ "VDU alarm refers to a VDU monitoring param that has no associated performance-metric"
+ )
+ continue
+ # Set params of the alarm to be created in Prometheus
+ metric_name = f"osm_{metric_name}"
+ metric_threshold = alarm_descriptor.get("value")
+ uuid = str(uuid4())
+ alert_name = f"vdu_alarm_{uuid}"
+ operation = alarm_descriptor["operation"]
+ rel_operator = self.rel_operation_types.get(operation, "<=")
+ metric_selector = f'{metric_name}{{ns_id="{nsr_id}", vnf_member_index="{vnf_member_index}", vdu_id="{vdu_id}"}}'
+ expression = f"{metric_selector} {rel_operator} {metric_threshold}"
+ labels = {
+ "ns_id": nsr_id,
+ "vnf_member_index": vnf_member_index,
+ "vdu_id": vdu_id,
+ "vdu_name": "{{ $labels.vdu_name }}",
+ }
+ prom_cfg = {
+ "alert": alert_name,
+ "expr": expression,
+ "for": "1m", # default value. Ideally, this should be related to an IM param, but there is not such param
+ "labels": labels,
+ }
+ alarm_action = dict()
+ for action_type in ["ok", "insufficient-data", "alarm"]:
+ if (
+ "actions" in alarm_descriptor
+ and action_type in alarm_descriptor["actions"]
+ ):
+ alarm_action[action_type] = alarm_descriptor["actions"][
+ action_type
+ ]
+ alert = {
+ "uuid": uuid,
+ "name": alert_name,
+ "metric": metric_name,
+ "tags": {
+ "ns_id": nsr_id,
+ "vnf_member_index": vnf_member_index,
+ "vdu_id": vdu_id,
+ },
+ "alarm_status": "ok",
+ "action_type": "vdu_alarm",
+ "action": alarm_action,
+ "prometheus_config": prom_cfg,
+ }
+ alerts.append(alert)
+ return alerts
+
def update_nsrs_with_pla_result(self, params):
try:
- nslcmop_id = deep_get(params, ('placement', 'nslcmopId'))
- self.update_db_2("nslcmops", nslcmop_id, {"_admin.pla": params.get('placement')})
+ nslcmop_id = deep_get(params, ("placement", "nslcmopId"))
+ self.update_db_2(
+ "nslcmops", nslcmop_id, {"_admin.pla": params.get("placement")}
+ )
except Exception as e:
- self.logger.warn('Update failed for nslcmop_id={}:{}'.format(nslcmop_id, e))
+ self.logger.warn("Update failed for nslcmop_id={}:{}".format(nslcmop_id, e))
async def instantiate(self, nsr_id, nslcmop_id):
"""
"""
# Try to lock HA task here
- task_is_locked_by_me = self.lcm_tasks.lock_HA('ns', 'nslcmops', nslcmop_id)
+ task_is_locked_by_me = self.lcm_tasks.lock_HA("ns", "nslcmops", nslcmop_id)
if not task_is_locked_by_me:
- self.logger.debug('instantiate() task is not locked by me, ns={}'.format(nsr_id))
+ self.logger.debug(
+ "instantiate() task is not locked by me, ns={}".format(nsr_id)
+ )
return
logging_text = "Task ns={} instantiate={} ".format(nsr_id, nslcmop_id)
# update operation on nslcmops
db_nslcmop_update = {}
+ timeout_ns_deploy = self.timeout.ns_deploy
+
nslcmop_operation_state = None
- db_vnfrs = {} # vnf's info indexed by member-index
+ db_vnfrs = {} # vnf's info indexed by member-index
# n2vc_info = {}
tasks_dict_info = {} # from task to info text
exc = None
error_list = []
- stage = ['Stage 1/5: preparation of the environment.', "Waiting for previous operations to terminate.", ""]
+ stage = [
+ "Stage 1/5: preparation of the environment.",
+ "Waiting for previous operations to terminate.",
+ "",
+ ]
# ^ stage, step, VIM progress
try:
# wait for any previous tasks in process
- await self.lcm_tasks.waitfor_related_HA('ns', 'nslcmops', nslcmop_id)
-
- stage[1] = "Sync filesystem from database."
- self.fs.sync() # TODO, make use of partial sync, only for the needed packages
+ await self.lcm_tasks.waitfor_related_HA("ns", "nslcmops", nslcmop_id)
# STEP 0: Reading database (nslcmops, nsrs, nsds, vnfrs, vnfds)
stage[1] = "Reading from database."
ns_state="BUILDING",
current_operation="INSTANTIATING",
current_operation_id=nslcmop_id,
- other_update=db_nsr_update
- )
- self._write_op_status(
- op_id=nslcmop_id,
- stage=stage,
- queuePosition=0
+ other_update=db_nsr_update,
)
+ self._write_op_status(op_id=nslcmop_id, stage=stage, queuePosition=0)
# read from db: operation
stage[1] = "Getting nslcmop={} from db.".format(nslcmop_id)
db_nslcmop = self.db.get_one("nslcmops", {"_id": nslcmop_id})
+ if db_nslcmop["operationParams"].get("additionalParamsForVnf"):
+ db_nslcmop["operationParams"]["additionalParamsForVnf"] = json.loads(
+ db_nslcmop["operationParams"]["additionalParamsForVnf"]
+ )
ns_params = db_nslcmop.get("operationParams")
if ns_params and ns_params.get("timeout_ns_deploy"):
timeout_ns_deploy = ns_params["timeout_ns_deploy"]
- else:
- timeout_ns_deploy = self.timeout.get("ns_deploy", self.timeout_ns_deploy)
# read from db: ns
stage[1] = "Getting nsr={} from db.".format(nsr_id)
+ self.logger.debug(logging_text + stage[1])
db_nsr = self.db.get_one("nsrs", {"_id": nsr_id})
stage[1] = "Getting nsd={} from db.".format(db_nsr["nsd-id"])
+ self.logger.debug(logging_text + stage[1])
nsd = self.db.get_one("nsds", {"_id": db_nsr["nsd-id"]})
+ self.fs.sync(db_nsr["nsd-id"])
db_nsr["nsd"] = nsd
# nsr_name = db_nsr["name"] # TODO short-name??
db_vnfrs_list = self.db.get_list("vnfrs", {"nsr-id-ref": nsr_id})
# read from db: vnfd's for every vnf
- db_vnfds = [] # every vnfd data
+ db_vnfds = [] # every vnfd data
# for each vnf in ns, read vnfd
for vnfr in db_vnfrs_list:
+ if vnfr.get("kdur"):
+ kdur_list = []
+ for kdur in vnfr["kdur"]:
+ if kdur.get("additionalParams"):
+ kdur["additionalParams"] = json.loads(
+ kdur["additionalParams"]
+ )
+ kdur_list.append(kdur)
+ vnfr["kdur"] = kdur_list
+
db_vnfrs[vnfr["member-vnf-index-ref"]] = vnfr
vnfd_id = vnfr["vnfd-id"]
vnfd_ref = vnfr["vnfd-ref"]
+ self.fs.sync(vnfd_id)
# if we haven't this vnfd, read it from db
if vnfd_id not in db_vnfds:
# read from db
- stage[1] = "Getting vnfd={} id='{}' from db.".format(vnfd_id, vnfd_ref)
+ stage[1] = "Getting vnfd={} id='{}' from db.".format(
+ vnfd_id, vnfd_ref
+ )
self.logger.debug(logging_text + stage[1])
vnfd = self.db.get_one("vnfds", {"_id": vnfd_id})
db_nsr_update["_admin.deployed.VCA"] = vca_deployed_list
populate_dict(db_nsr, ("_admin", "deployed", "VCA"), vca_deployed_list)
- if not isinstance(deep_get(db_nsr, ("_admin", "deployed", "RO", "vnfd")), list):
+ if not isinstance(
+ deep_get(db_nsr, ("_admin", "deployed", "RO", "vnfd")), list
+ ):
populate_dict(db_nsr, ("_admin", "deployed", "RO", "vnfd"), [])
db_nsr_update["_admin.deployed.RO.vnfd"] = []
# set state to INSTANTIATED. When instantiated NBI will not delete directly
db_nsr_update["_admin.nsState"] = "INSTANTIATED"
self.update_db_2("nsrs", nsr_id, db_nsr_update)
- self.db.set_list("vnfrs", {"nsr-id-ref": nsr_id}, {"_admin.nsState": "INSTANTIATED"})
+ self.db.set_list(
+ "vnfrs", {"nsr-id-ref": nsr_id}, {"_admin.nsState": "INSTANTIATED"}
+ )
# n2vc_redesign STEP 2 Deploy Network Scenario
- stage[0] = 'Stage 2/5: deployment of KDUs, VMs and execution environments.'
- self._write_op_status(
- op_id=nslcmop_id,
- stage=stage
- )
+ stage[0] = "Stage 2/5: deployment of KDUs, VMs and execution environments."
+ self._write_op_status(op_id=nslcmop_id, stage=stage)
stage[1] = "Deploying KDUs."
# self.logger.debug(logging_text + "Before deploy_kdus")
# feature 1429. Add n2vc public key to needed VMs
n2vc_key = self.n2vc.get_public_key()
n2vc_key_list = [n2vc_key]
- if self.vca_config.get("public_key"):
- n2vc_key_list.append(self.vca_config["public_key"])
+ if self.vca_config.public_key:
+ n2vc_key_list.append(self.vca_config.public_key)
stage[1] = "Deploying NS at VIM."
task_ro = asyncio.ensure_future(
db_vnfrs=db_vnfrs,
db_vnfds=db_vnfds,
n2vc_key_list=n2vc_key_list,
- stage=stage
+ stage=stage,
)
)
self.lcm_tasks.register("ns", nsr_id, nslcmop_id, "instantiate_RO", task_ro)
stage[1] = "Deploying Execution Environments."
self.logger.debug(logging_text + stage[1])
+ # create namespace and certificate if any helm based EE is present in the NS
+ if check_helm_ee_in_ns(db_vnfds):
+ await self.vca_map["helm-v3"].setup_ns_namespace(
+ name=nsr_id,
+ )
+ # create TLS certificates
+ await self.vca_map["helm-v3"].create_tls_certificate(
+ secret_name=self.EE_TLS_NAME,
+ dns_prefix="*",
+ nsr_id=nsr_id,
+ usage="server auth",
+ namespace=nsr_id,
+ )
+
nsi_id = None # TODO put nsi_id when this nsr belongs to a NSI
for vnf_profile in get_vnf_profiles(nsd):
vnfd_id = vnf_profile["vnfd-id"]
vdu_index = 0
vdu_name = None
kdu_name = None
+ kdu_index = None
# Get additional parameters
deploy_params = {"OSM": get_osm_params(db_vnfr)}
if db_vnfr.get("additionalParamsForVnf"):
- deploy_params.update(parse_yaml_strings(db_vnfr["additionalParamsForVnf"].copy()))
+ deploy_params.update(
+ parse_yaml_strings(db_vnfr["additionalParamsForVnf"].copy())
+ )
descriptor_config = get_configuration(vnfd, vnfd["id"])
if descriptor_config:
self._deploy_n2vc(
- logging_text=logging_text + "member_vnf_index={} ".format(member_vnf_index),
+ logging_text=logging_text
+ + "member_vnf_index={} ".format(member_vnf_index),
db_nsr=db_nsr,
db_vnfr=db_vnfr,
nslcmop_id=nslcmop_id,
kdu_name=kdu_name,
member_vnf_index=member_vnf_index,
vdu_index=vdu_index,
+ kdu_index=kdu_index,
vdu_name=vdu_name,
deploy_params=deploy_params,
descriptor_config=descriptor_config,
base_folder=base_folder,
task_instantiation_info=tasks_dict_info,
- stage=stage
+ stage=stage,
)
# Deploy charms for each VDU that supports one.
for vdud in get_vdu_list(vnfd):
vdu_id = vdud["id"]
descriptor_config = get_configuration(vnfd, vdu_id)
- vdur = find_in_list(db_vnfr["vdur"], lambda vdu: vdu["vdu-id-ref"] == vdu_id)
+ vdur = find_in_list(
+ db_vnfr["vdur"], lambda vdu: vdu["vdu-id-ref"] == vdu_id
+ )
if vdur.get("additionalParams"):
deploy_params_vdu = parse_yaml_strings(vdur["additionalParams"])
else:
deploy_params_vdu = deploy_params
- deploy_params_vdu["OSM"] = get_osm_params(db_vnfr, vdu_id, vdu_count_index=0)
- vdud_count = get_vdu_profile(vnfd, vdu_id).get("max-number-of-instances", 1)
+ deploy_params_vdu["OSM"] = get_osm_params(
+ db_vnfr, vdu_id, vdu_count_index=0
+ )
+ vdud_count = get_number_of_instances(vnfd, vdu_id)
self.logger.debug("VDUD > {}".format(vdud))
- self.logger.debug("Descriptor config > {}".format(descriptor_config))
+ self.logger.debug(
+ "Descriptor config > {}".format(descriptor_config)
+ )
if descriptor_config:
vdu_name = None
kdu_name = None
+ kdu_index = None
for vdu_index in range(vdud_count):
# TODO vnfr_params["rw_mgmt_ip"] = vdur["ip-address"]
self._deploy_n2vc(
- logging_text=logging_text + "member_vnf_index={}, vdu_id={}, vdu_index={} ".format(
- member_vnf_index, vdu_id, vdu_index),
+ logging_text=logging_text
+ + "member_vnf_index={}, vdu_id={}, vdu_index={} ".format(
+ member_vnf_index, vdu_id, vdu_index
+ ),
db_nsr=db_nsr,
db_vnfr=db_vnfr,
nslcmop_id=nslcmop_id,
vnfd_id=vnfd_id,
vdu_id=vdu_id,
kdu_name=kdu_name,
+ kdu_index=kdu_index,
member_vnf_index=member_vnf_index,
vdu_index=vdu_index,
vdu_name=vdu_name,
descriptor_config=descriptor_config,
base_folder=base_folder,
task_instantiation_info=tasks_dict_info,
- stage=stage
+ stage=stage,
)
for kdud in get_kdu_list(vnfd):
kdu_name = kdud["name"]
vdu_id = None
vdu_index = 0
vdu_name = None
- kdur = next(x for x in db_vnfr["kdur"] if x["kdu-name"] == kdu_name)
+ kdu_index, kdur = next(
+ x
+ for x in enumerate(db_vnfr["kdur"])
+ if x[1]["kdu-name"] == kdu_name
+ )
deploy_params_kdu = {"OSM": get_osm_params(db_vnfr)}
if kdur.get("additionalParams"):
- deploy_params_kdu = parse_yaml_strings(kdur["additionalParams"])
+ deploy_params_kdu.update(
+ parse_yaml_strings(kdur["additionalParams"].copy())
+ )
self._deploy_n2vc(
logging_text=logging_text,
kdu_name=kdu_name,
member_vnf_index=member_vnf_index,
vdu_index=vdu_index,
+ kdu_index=kdu_index,
vdu_name=vdu_name,
deploy_params=deploy_params_kdu,
descriptor_config=descriptor_config,
base_folder=base_folder,
task_instantiation_info=tasks_dict_info,
- stage=stage
+ stage=stage,
+ )
+
+ # Check if each vnf has exporter for metric collection if so update prometheus job records
+ if "exporters-endpoints" in vnfd.get("df")[0]:
+ exporter_config = vnfd.get("df")[0].get("exporters-endpoints")
+ self.logger.debug("exporter config :{}".format(exporter_config))
+ artifact_path = "{}/{}/{}".format(
+ base_folder["folder"],
+ base_folder["pkg-dir"],
+ "exporter-endpoint",
+ )
+ ee_id = None
+ ee_config_descriptor = exporter_config
+ vnfr_id = db_vnfr["id"]
+ rw_mgmt_ip = await self.wait_vm_up_insert_key_ro(
+ logging_text,
+ nsr_id,
+ vnfr_id,
+ vdu_id=None,
+ vdu_index=None,
+ user=None,
+ pub_key=None,
+ )
+ self.logger.debug("rw_mgmt_ip:{}".format(rw_mgmt_ip))
+ self.logger.debug("Artifact_path:{}".format(artifact_path))
+ db_vnfr = self.db.get_one("vnfrs", {"_id": vnfr_id})
+ vdu_id_for_prom = None
+ vdu_index_for_prom = None
+ for x in get_iterable(db_vnfr, "vdur"):
+ vdu_id_for_prom = x.get("vdu-id-ref")
+ vdu_index_for_prom = x.get("count-index")
+ prometheus_jobs = await self.extract_prometheus_scrape_jobs(
+ ee_id=ee_id,
+ artifact_path=artifact_path,
+ ee_config_descriptor=ee_config_descriptor,
+ vnfr_id=vnfr_id,
+ nsr_id=nsr_id,
+ target_ip=rw_mgmt_ip,
+ element_type="VDU",
+ vdu_id=vdu_id_for_prom,
+ vdu_index=vdu_index_for_prom,
+ )
+
+ self.logger.debug("Prometheus job:{}".format(prometheus_jobs))
+ if prometheus_jobs:
+ db_nsr_update["_admin.deployed.prometheus_jobs"] = prometheus_jobs
+ self.update_db_2(
+ "nsrs",
+ nsr_id,
+ db_nsr_update,
+ )
+
+ for job in prometheus_jobs:
+ self.db.set_one(
+ "prometheus_jobs",
+ {"job_name": job["job_name"]},
+ job,
+ upsert=True,
+ fail_on_empty=False,
)
# Check if this NS has a charm configuration
member_vnf_index = None
vdu_id = None
kdu_name = None
+ kdu_index = None
vdu_index = 0
vdu_name = None
# Get additional parameters
deploy_params = {"OSM": {"vim_account_id": ns_params["vimAccountId"]}}
if db_nsr.get("additionalParamsForNs"):
- deploy_params.update(parse_yaml_strings(db_nsr["additionalParamsForNs"].copy()))
+ deploy_params.update(
+ parse_yaml_strings(db_nsr["additionalParamsForNs"].copy())
+ )
base_folder = nsd["_admin"]["storage"]
self._deploy_n2vc(
logging_text=logging_text,
kdu_name=kdu_name,
member_vnf_index=member_vnf_index,
vdu_index=vdu_index,
+ kdu_index=kdu_index,
vdu_name=vdu_name,
deploy_params=deploy_params,
descriptor_config=descriptor_config,
base_folder=base_folder,
task_instantiation_info=tasks_dict_info,
- stage=stage
+ stage=stage,
)
# rest of staff will be done at finally
- except (ROclient.ROClientException, DbException, LcmException, N2VCException) as e:
- self.logger.error(logging_text + "Exit Exception while '{}': {}".format(stage[1], e))
+ except (
+ ROclient.ROClientException,
+ DbException,
+ LcmException,
+ N2VCException,
+ ) as e:
+ self.logger.error(
+ logging_text + "Exit Exception while '{}': {}".format(stage[1], e)
+ )
exc = e
except asyncio.CancelledError:
- self.logger.error(logging_text + "Cancelled Exception while '{}'".format(stage[1]))
+ self.logger.error(
+ logging_text + "Cancelled Exception while '{}'".format(stage[1])
+ )
exc = "Operation was cancelled"
except Exception as e:
exc = traceback.format_exc()
- self.logger.critical(logging_text + "Exit Exception while '{}': {}".format(stage[1], e), exc_info=True)
+ self.logger.critical(
+ logging_text + "Exit Exception while '{}': {}".format(stage[1], e),
+ exc_info=True,
+ )
finally:
if exc:
error_list.append(str(exc))
if tasks_dict_info:
stage[1] = "Waiting for instantiate pending tasks."
self.logger.debug(logging_text + stage[1])
- error_list += await self._wait_for_tasks(logging_text, tasks_dict_info, timeout_ns_deploy,
- stage, nslcmop_id, nsr_id=nsr_id)
+ error_list += await self._wait_for_tasks(
+ logging_text,
+ tasks_dict_info,
+ timeout_ns_deploy,
+ stage,
+ nslcmop_id,
+ nsr_id=nsr_id,
+ )
stage[1] = stage[2] = ""
except asyncio.CancelledError:
error_list.append("Cancelled")
if error_list:
error_detail = ". ".join(error_list)
self.logger.error(logging_text + error_detail)
- error_description_nslcmop = '{} Detail: {}'.format(stage[0], error_detail)
- error_description_nsr = 'Operation: INSTANTIATING.{}, {}'.format(nslcmop_id, stage[0])
+ error_description_nslcmop = "{} Detail: {}".format(
+ stage[0], error_detail
+ )
+ error_description_nsr = "Operation: INSTANTIATING.{}, {}".format(
+ nslcmop_id, stage[0]
+ )
- db_nsr_update["detailed-status"] = error_description_nsr + " Detail: " + error_detail
+ db_nsr_update["detailed-status"] = (
+ error_description_nsr + " Detail: " + error_detail
+ )
db_nslcmop_update["detailed-status"] = error_detail
nslcmop_operation_state = "FAILED"
ns_state = "BROKEN"
db_nsr_update["detailed-status"] = "Done"
db_nslcmop_update["detailed-status"] = "Done"
nslcmop_operation_state = "COMPLETED"
-
+ # Gather auto-healing and auto-scaling alerts for each vnfr
+ healing_alerts = []
+ scaling_alerts = []
+ for vnfr in self.db.get_list("vnfrs", {"nsr-id-ref": nsr_id}):
+ vnfd = next(
+ (sub for sub in db_vnfds if sub["_id"] == vnfr["vnfd-id"]), None
+ )
+ healing_alerts = self._gather_vnfr_healing_alerts(vnfr, vnfd)
+ for alert in healing_alerts:
+ self.logger.info(f"Storing healing alert in MongoDB: {alert}")
+ self.db.create("alerts", alert)
+
+ scaling_alerts = self._gather_vnfr_scaling_alerts(vnfr, vnfd)
+ for alert in scaling_alerts:
+ self.logger.info(f"Storing scaling alert in MongoDB: {alert}")
+ self.db.create("alerts", alert)
+
+ alarm_alerts = self._gather_vnfr_alarm_alerts(vnfr, vnfd)
+ for alert in alarm_alerts:
+ self.logger.info(f"Storing VNF alarm alert in MongoDB: {alert}")
+ self.db.create("alerts", alert)
if db_nsr:
self._write_ns_status(
nsr_id=nsr_id,
current_operation_id=None,
error_description=error_description_nsr,
error_detail=error_detail,
- other_update=db_nsr_update
+ other_update=db_nsr_update,
)
self._write_op_status(
op_id=nslcmop_id,
if nslcmop_operation_state:
try:
- await self.msg.aiowrite("ns", "instantiated", {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id,
- "operationState": nslcmop_operation_state},
- loop=self.loop)
+ await self.msg.aiowrite(
+ "ns",
+ "instantiated",
+ {
+ "nsr_id": nsr_id,
+ "nslcmop_id": nslcmop_id,
+ "operationState": nslcmop_operation_state,
+ "startTime": db_nslcmop["startTime"],
+ "links": db_nslcmop["links"],
+ "operationParams": {
+ "nsInstanceId": nsr_id,
+ "nsdId": db_nsr["nsd-id"],
+ },
+ },
+ )
except Exception as e:
- self.logger.error(logging_text + "kafka_write notification Exception {}".format(e))
+ self.logger.error(
+ logging_text + "kafka_write notification Exception {}".format(e)
+ )
self.logger.debug(logging_text + "Exit")
self.lcm_tasks.remove("ns", nsr_id, nslcmop_id, "ns_instantiate")
+ def _get_vnfd(self, vnfd_id: str, projects_read: str, cached_vnfds: Dict[str, Any]):
+ if vnfd_id not in cached_vnfds:
+ cached_vnfds[vnfd_id] = self.db.get_one(
+ "vnfds", {"id": vnfd_id, "_admin.projects_read": projects_read}
+ )
+ return cached_vnfds[vnfd_id]
+
+ def _get_vnfr(self, nsr_id: str, vnf_profile_id: str, cached_vnfrs: Dict[str, Any]):
+ if vnf_profile_id not in cached_vnfrs:
+ cached_vnfrs[vnf_profile_id] = self.db.get_one(
+ "vnfrs",
+ {
+ "member-vnf-index-ref": vnf_profile_id,
+ "nsr-id-ref": nsr_id,
+ },
+ )
+ return cached_vnfrs[vnf_profile_id]
+
+ def _is_deployed_vca_in_relation(
+ self, vca: DeployedVCA, relation: Relation
+ ) -> bool:
+ found = False
+ for endpoint in (relation.provider, relation.requirer):
+ if endpoint["kdu-resource-profile-id"]:
+ continue
+ found = (
+ vca.vnf_profile_id == endpoint.vnf_profile_id
+ and vca.vdu_profile_id == endpoint.vdu_profile_id
+ and vca.execution_environment_ref == endpoint.execution_environment_ref
+ )
+ if found:
+ break
+ return found
+
+ def _update_ee_relation_data_with_implicit_data(
+ self, nsr_id, nsd, ee_relation_data, cached_vnfds, vnf_profile_id: str = None
+ ):
+ ee_relation_data = safe_get_ee_relation(
+ nsr_id, ee_relation_data, vnf_profile_id=vnf_profile_id
+ )
+ ee_relation_level = EELevel.get_level(ee_relation_data)
+ if (ee_relation_level in (EELevel.VNF, EELevel.VDU)) and not ee_relation_data[
+ "execution-environment-ref"
+ ]:
+ vnf_profile = get_vnf_profile(nsd, ee_relation_data["vnf-profile-id"])
+ vnfd_id = vnf_profile["vnfd-id"]
+ project = nsd["_admin"]["projects_read"][0]
+ db_vnfd = self._get_vnfd(vnfd_id, project, cached_vnfds)
+ entity_id = (
+ vnfd_id
+ if ee_relation_level == EELevel.VNF
+ else ee_relation_data["vdu-profile-id"]
+ )
+ ee = get_juju_ee_ref(db_vnfd, entity_id)
+ if not ee:
+ raise Exception(
+ f"not execution environments found for ee_relation {ee_relation_data}"
+ )
+ ee_relation_data["execution-environment-ref"] = ee["id"]
+ return ee_relation_data
+
+ def _get_ns_relations(
+ self,
+ nsr_id: str,
+ nsd: Dict[str, Any],
+ vca: DeployedVCA,
+ cached_vnfds: Dict[str, Any],
+ ) -> List[Relation]:
+ relations = []
+ db_ns_relations = get_ns_configuration_relation_list(nsd)
+ for r in db_ns_relations:
+ provider_dict = None
+ requirer_dict = None
+ if all(key in r for key in ("provider", "requirer")):
+ provider_dict = r["provider"]
+ requirer_dict = r["requirer"]
+ elif "entities" in r:
+ provider_id = r["entities"][0]["id"]
+ provider_dict = {
+ "nsr-id": nsr_id,
+ "endpoint": r["entities"][0]["endpoint"],
+ }
+ if provider_id != nsd["id"]:
+ provider_dict["vnf-profile-id"] = provider_id
+ requirer_id = r["entities"][1]["id"]
+ requirer_dict = {
+ "nsr-id": nsr_id,
+ "endpoint": r["entities"][1]["endpoint"],
+ }
+ if requirer_id != nsd["id"]:
+ requirer_dict["vnf-profile-id"] = requirer_id
+ else:
+ raise Exception(
+ "provider/requirer or entities must be included in the relation."
+ )
+ relation_provider = self._update_ee_relation_data_with_implicit_data(
+ nsr_id, nsd, provider_dict, cached_vnfds
+ )
+ relation_requirer = self._update_ee_relation_data_with_implicit_data(
+ nsr_id, nsd, requirer_dict, cached_vnfds
+ )
+ provider = EERelation(relation_provider)
+ requirer = EERelation(relation_requirer)
+ relation = Relation(r["name"], provider, requirer)
+ vca_in_relation = self._is_deployed_vca_in_relation(vca, relation)
+ if vca_in_relation:
+ relations.append(relation)
+ return relations
+
+ def _get_vnf_relations(
+ self,
+ nsr_id: str,
+ nsd: Dict[str, Any],
+ vca: DeployedVCA,
+ cached_vnfds: Dict[str, Any],
+ ) -> List[Relation]:
+ relations = []
+ if vca.target_element == "ns":
+ self.logger.debug("VCA is a NS charm, not a VNF.")
+ return relations
+ vnf_profile = get_vnf_profile(nsd, vca.vnf_profile_id)
+ vnf_profile_id = vnf_profile["id"]
+ vnfd_id = vnf_profile["vnfd-id"]
+ project = nsd["_admin"]["projects_read"][0]
+ db_vnfd = self._get_vnfd(vnfd_id, project, cached_vnfds)
+ db_vnf_relations = get_relation_list(db_vnfd, vnfd_id)
+ for r in db_vnf_relations:
+ provider_dict = None
+ requirer_dict = None
+ if all(key in r for key in ("provider", "requirer")):
+ provider_dict = r["provider"]
+ requirer_dict = r["requirer"]
+ elif "entities" in r:
+ provider_id = r["entities"][0]["id"]
+ provider_dict = {
+ "nsr-id": nsr_id,
+ "vnf-profile-id": vnf_profile_id,
+ "endpoint": r["entities"][0]["endpoint"],
+ }
+ if provider_id != vnfd_id:
+ provider_dict["vdu-profile-id"] = provider_id
+ requirer_id = r["entities"][1]["id"]
+ requirer_dict = {
+ "nsr-id": nsr_id,
+ "vnf-profile-id": vnf_profile_id,
+ "endpoint": r["entities"][1]["endpoint"],
+ }
+ if requirer_id != vnfd_id:
+ requirer_dict["vdu-profile-id"] = requirer_id
+ else:
+ raise Exception(
+ "provider/requirer or entities must be included in the relation."
+ )
+ relation_provider = self._update_ee_relation_data_with_implicit_data(
+ nsr_id, nsd, provider_dict, cached_vnfds, vnf_profile_id=vnf_profile_id
+ )
+ relation_requirer = self._update_ee_relation_data_with_implicit_data(
+ nsr_id, nsd, requirer_dict, cached_vnfds, vnf_profile_id=vnf_profile_id
+ )
+ provider = EERelation(relation_provider)
+ requirer = EERelation(relation_requirer)
+ relation = Relation(r["name"], provider, requirer)
+ vca_in_relation = self._is_deployed_vca_in_relation(vca, relation)
+ if vca_in_relation:
+ relations.append(relation)
+ return relations
+
+ def _get_kdu_resource_data(
+ self,
+ ee_relation: EERelation,
+ db_nsr: Dict[str, Any],
+ cached_vnfds: Dict[str, Any],
+ ) -> DeployedK8sResource:
+ nsd = get_nsd(db_nsr)
+ vnf_profiles = get_vnf_profiles(nsd)
+ vnfd_id = find_in_list(
+ vnf_profiles,
+ lambda vnf_profile: vnf_profile["id"] == ee_relation.vnf_profile_id,
+ )["vnfd-id"]
+ project = nsd["_admin"]["projects_read"][0]
+ db_vnfd = self._get_vnfd(vnfd_id, project, cached_vnfds)
+ kdu_resource_profile = get_kdu_resource_profile(
+ db_vnfd, ee_relation.kdu_resource_profile_id
+ )
+ kdu_name = kdu_resource_profile["kdu-name"]
+ deployed_kdu, _ = get_deployed_kdu(
+ db_nsr.get("_admin", ()).get("deployed", ()),
+ kdu_name,
+ ee_relation.vnf_profile_id,
+ )
+ deployed_kdu.update({"resource-name": kdu_resource_profile["resource-name"]})
+ return deployed_kdu
+
+ def _get_deployed_component(
+ self,
+ ee_relation: EERelation,
+ db_nsr: Dict[str, Any],
+ cached_vnfds: Dict[str, Any],
+ ) -> DeployedComponent:
+ nsr_id = db_nsr["_id"]
+ deployed_component = None
+ ee_level = EELevel.get_level(ee_relation)
+ if ee_level == EELevel.NS:
+ vca = get_deployed_vca(db_nsr, {"vdu_id": None, "member-vnf-index": None})
+ if vca:
+ deployed_component = DeployedVCA(nsr_id, vca)
+ elif ee_level == EELevel.VNF:
+ vca = get_deployed_vca(
+ db_nsr,
+ {
+ "vdu_id": None,
+ "member-vnf-index": ee_relation.vnf_profile_id,
+ "ee_descriptor_id": ee_relation.execution_environment_ref,
+ },
+ )
+ if vca:
+ deployed_component = DeployedVCA(nsr_id, vca)
+ elif ee_level == EELevel.VDU:
+ vca = get_deployed_vca(
+ db_nsr,
+ {
+ "vdu_id": ee_relation.vdu_profile_id,
+ "member-vnf-index": ee_relation.vnf_profile_id,
+ "ee_descriptor_id": ee_relation.execution_environment_ref,
+ },
+ )
+ if vca:
+ deployed_component = DeployedVCA(nsr_id, vca)
+ elif ee_level == EELevel.KDU:
+ kdu_resource_data = self._get_kdu_resource_data(
+ ee_relation, db_nsr, cached_vnfds
+ )
+ if kdu_resource_data:
+ deployed_component = DeployedK8sResource(kdu_resource_data)
+ return deployed_component
+
+ async def _add_relation(
+ self,
+ relation: Relation,
+ vca_type: str,
+ db_nsr: Dict[str, Any],
+ cached_vnfds: Dict[str, Any],
+ cached_vnfrs: Dict[str, Any],
+ ) -> bool:
+ deployed_provider = self._get_deployed_component(
+ relation.provider, db_nsr, cached_vnfds
+ )
+ deployed_requirer = self._get_deployed_component(
+ relation.requirer, db_nsr, cached_vnfds
+ )
+ if (
+ deployed_provider
+ and deployed_requirer
+ and deployed_provider.config_sw_installed
+ and deployed_requirer.config_sw_installed
+ ):
+ provider_db_vnfr = (
+ self._get_vnfr(
+ relation.provider.nsr_id,
+ relation.provider.vnf_profile_id,
+ cached_vnfrs,
+ )
+ if relation.provider.vnf_profile_id
+ else None
+ )
+ requirer_db_vnfr = (
+ self._get_vnfr(
+ relation.requirer.nsr_id,
+ relation.requirer.vnf_profile_id,
+ cached_vnfrs,
+ )
+ if relation.requirer.vnf_profile_id
+ else None
+ )
+ provider_vca_id = self.get_vca_id(provider_db_vnfr, db_nsr)
+ requirer_vca_id = self.get_vca_id(requirer_db_vnfr, db_nsr)
+ provider_relation_endpoint = RelationEndpoint(
+ deployed_provider.ee_id,
+ provider_vca_id,
+ relation.provider.endpoint,
+ )
+ requirer_relation_endpoint = RelationEndpoint(
+ deployed_requirer.ee_id,
+ requirer_vca_id,
+ relation.requirer.endpoint,
+ )
+ try:
+ await self.vca_map[vca_type].add_relation(
+ provider=provider_relation_endpoint,
+ requirer=requirer_relation_endpoint,
+ )
+ except N2VCException as exception:
+ self.logger.error(exception)
+ raise LcmException(exception)
+ return True
+ return False
+
async def _add_vca_relations(
self,
logging_text,
nsr_id,
+ vca_type: str,
vca_index: int,
timeout: int = 3600,
- vca_type: str = None,
- vca_id: str = None,
) -> bool:
-
# steps:
# 1. find all relations for this VCA
# 2. wait for other peers related
# 3. add relations
try:
- vca_type = vca_type or "lxc_proxy_charm"
-
# STEP 1: find all relations for this VCA
# read nsr record
db_nsr = self.db.get_one("nsrs", {"_id": nsr_id})
- nsd = self.db.get_one("nsds", {"_id": db_nsr["nsd-id"]})
+ nsd = get_nsd(db_nsr)
# this VCA data
- my_vca = deep_get(db_nsr, ('_admin', 'deployed', 'VCA'))[vca_index]
-
- # read all ns-configuration relations
- ns_relations = list()
- db_ns_relations = deep_get(nsd, ('ns-configuration', 'relation'))
- if db_ns_relations:
- for r in db_ns_relations:
- # check if this VCA is in the relation
- if my_vca.get('member-vnf-index') in\
- (r.get('entities')[0].get('id'), r.get('entities')[1].get('id')):
- ns_relations.append(r)
-
- # read all vnf-configuration relations
- vnf_relations = list()
- db_vnfd_list = db_nsr.get('vnfd-id')
- if db_vnfd_list:
- for vnfd in db_vnfd_list:
- db_vnf_relations = None
- db_vnfd = self.db.get_one("vnfds", {"_id": vnfd})
- db_vnf_configuration = get_configuration(db_vnfd, db_vnfd["id"])
- if db_vnf_configuration:
- db_vnf_relations = db_vnf_configuration.get("relation", [])
- if db_vnf_relations:
- for r in db_vnf_relations:
- # check if this VCA is in the relation
- if my_vca.get('vdu_id') in (r.get('entities')[0].get('id'), r.get('entities')[1].get('id')):
- vnf_relations.append(r)
+ deployed_vca_dict = get_deployed_vca_list(db_nsr)[vca_index]
+ my_vca = DeployedVCA(nsr_id, deployed_vca_dict)
+
+ cached_vnfds = {}
+ cached_vnfrs = {}
+ relations = []
+ relations.extend(self._get_ns_relations(nsr_id, nsd, my_vca, cached_vnfds))
+ relations.extend(self._get_vnf_relations(nsr_id, nsd, my_vca, cached_vnfds))
# if no relations, terminate
- if not ns_relations and not vnf_relations:
- self.logger.debug(logging_text + ' No relations')
+ if not relations:
+ self.logger.debug(logging_text + " No relations")
return True
- self.logger.debug(logging_text + ' adding relations\n {}\n {}'.format(ns_relations, vnf_relations))
+ self.logger.debug(logging_text + " adding relations {}".format(relations))
# add all relations
start = time()
# check timeout
now = time()
if now - start >= timeout:
- self.logger.error(logging_text + ' : timeout adding relations')
+ self.logger.error(logging_text + " : timeout adding relations")
return False
- # reload nsr from database (we need to update record: _admin.deloyed.VCA)
+ # reload nsr from database (we need to update record: _admin.deployed.VCA)
db_nsr = self.db.get_one("nsrs", {"_id": nsr_id})
- # for each defined NS relation, find the VCA's related
- for r in ns_relations.copy():
- from_vca_ee_id = None
- to_vca_ee_id = None
- from_vca_endpoint = None
- to_vca_endpoint = None
- vca_list = deep_get(db_nsr, ('_admin', 'deployed', 'VCA'))
- for vca in vca_list:
- if vca.get('member-vnf-index') == r.get('entities')[0].get('id') \
- and vca.get('config_sw_installed'):
- from_vca_ee_id = vca.get('ee_id')
- from_vca_endpoint = r.get('entities')[0].get('endpoint')
- if vca.get('member-vnf-index') == r.get('entities')[1].get('id') \
- and vca.get('config_sw_installed'):
- to_vca_ee_id = vca.get('ee_id')
- to_vca_endpoint = r.get('entities')[1].get('endpoint')
- if from_vca_ee_id and to_vca_ee_id:
- # add relation
- await self.vca_map[vca_type].add_relation(
- ee_id_1=from_vca_ee_id,
- ee_id_2=to_vca_ee_id,
- endpoint_1=from_vca_endpoint,
- endpoint_2=to_vca_endpoint,
- vca_id=vca_id,
- )
- # remove entry from relations list
- ns_relations.remove(r)
- else:
- # check failed peers
- try:
- vca_status_list = db_nsr.get('configurationStatus')
- if vca_status_list:
- for i in range(len(vca_list)):
- vca = vca_list[i]
- vca_status = vca_status_list[i]
- if vca.get('member-vnf-index') == r.get('entities')[0].get('id'):
- if vca_status.get('status') == 'BROKEN':
- # peer broken: remove relation from list
- ns_relations.remove(r)
- if vca.get('member-vnf-index') == r.get('entities')[1].get('id'):
- if vca_status.get('status') == 'BROKEN':
- # peer broken: remove relation from list
- ns_relations.remove(r)
- except Exception:
- # ignore
- pass
-
- # for each defined VNF relation, find the VCA's related
- for r in vnf_relations.copy():
- from_vca_ee_id = None
- to_vca_ee_id = None
- from_vca_endpoint = None
- to_vca_endpoint = None
- vca_list = deep_get(db_nsr, ('_admin', 'deployed', 'VCA'))
- for vca in vca_list:
- key_to_check = "vdu_id"
- if vca.get("vdu_id") is None:
- key_to_check = "vnfd_id"
- if vca.get(key_to_check) == r.get('entities')[0].get('id') and vca.get('config_sw_installed'):
- from_vca_ee_id = vca.get('ee_id')
- from_vca_endpoint = r.get('entities')[0].get('endpoint')
- if vca.get(key_to_check) == r.get('entities')[1].get('id') and vca.get('config_sw_installed'):
- to_vca_ee_id = vca.get('ee_id')
- to_vca_endpoint = r.get('entities')[1].get('endpoint')
- if from_vca_ee_id and to_vca_ee_id:
- # add relation
- await self.vca_map[vca_type].add_relation(
- ee_id_1=from_vca_ee_id,
- ee_id_2=to_vca_ee_id,
- endpoint_1=from_vca_endpoint,
- endpoint_2=to_vca_endpoint,
- vca_id=vca_id,
- )
- # remove entry from relations list
- vnf_relations.remove(r)
- else:
- # check failed peers
- try:
- vca_status_list = db_nsr.get('configurationStatus')
- if vca_status_list:
- for i in range(len(vca_list)):
- vca = vca_list[i]
- vca_status = vca_status_list[i]
- if vca.get('vdu_id') == r.get('entities')[0].get('id'):
- if vca_status.get('status') == 'BROKEN':
- # peer broken: remove relation from list
- vnf_relations.remove(r)
- if vca.get('vdu_id') == r.get('entities')[1].get('id'):
- if vca_status.get('status') == 'BROKEN':
- # peer broken: remove relation from list
- vnf_relations.remove(r)
- except Exception:
- # ignore
- pass
-
- # wait for next try
- await asyncio.sleep(5.0)
+ # for each relation, find the VCA's related
+ for relation in relations.copy():
+ added = await self._add_relation(
+ relation,
+ vca_type,
+ db_nsr,
+ cached_vnfds,
+ cached_vnfrs,
+ )
+ if added:
+ relations.remove(relation)
- if not ns_relations and not vnf_relations:
- self.logger.debug('Relations added')
+ if not relations:
+ self.logger.debug("Relations added")
break
+ await asyncio.sleep(5.0)
return True
except Exception as e:
- self.logger.warn(logging_text + ' ERROR adding relations: {}'.format(e))
+ self.logger.warn(logging_text + " ERROR adding relations: {}".format(e))
return False
- async def _install_kdu(self, nsr_id: str, nsr_db_path: str, vnfr_data: dict, kdu_index: int, kdud: dict,
- vnfd: dict, k8s_instance_info: dict, k8params: dict = None, timeout: int = 600,
- vca_id: str = None):
-
+ async def _install_kdu(
+ self,
+ nsr_id: str,
+ nsr_db_path: str,
+ vnfr_data: dict,
+ kdu_index: int,
+ kdud: dict,
+ vnfd: dict,
+ k8s_instance_info: dict,
+ k8params: dict = None,
+ timeout: int = 600,
+ vca_id: str = None,
+ ):
try:
k8sclustertype = k8s_instance_info["k8scluster-type"]
# Instantiate kdu
- db_dict_install = {"collection": "nsrs",
- "filter": {"_id": nsr_id},
- "path": nsr_db_path}
+ db_dict_install = {
+ "collection": "nsrs",
+ "filter": {"_id": nsr_id},
+ "path": nsr_db_path,
+ }
- kdu_instance = self.k8scluster_map[k8sclustertype].generate_kdu_instance_name(
- db_dict=db_dict_install,
- kdu_model=k8s_instance_info["kdu-model"],
- kdu_name=k8s_instance_info["kdu-name"],
+ if k8s_instance_info.get("kdu-deployment-name"):
+ kdu_instance = k8s_instance_info.get("kdu-deployment-name")
+ else:
+ kdu_instance = self.k8scluster_map[
+ k8sclustertype
+ ].generate_kdu_instance_name(
+ db_dict=db_dict_install,
+ kdu_model=k8s_instance_info["kdu-model"],
+ kdu_name=k8s_instance_info["kdu-name"],
+ )
+
+ # Update the nsrs table with the kdu-instance value
+ self.update_db_2(
+ item="nsrs",
+ _id=nsr_id,
+ _desc={nsr_db_path + ".kdu-instance": kdu_instance},
)
- self.update_db_2("nsrs", nsr_id, {nsr_db_path + ".kdu-instance": kdu_instance})
+
+ # Update the nsrs table with the actual namespace being used, if the k8scluster-type is `juju` or
+ # `juju-bundle`. This verification is needed because there is not a standard/homogeneous namespace
+ # between the Helm Charts and Juju Bundles-based KNFs. If we found a way of having an homogeneous
+ # namespace, this first verification could be removed, and the next step would be done for any kind
+ # of KNF.
+ # TODO -> find a way to have an homogeneous namespace between the Helm Charts and Juju Bundles-based
+ # KNFs (Bug 2027: https://osm.etsi.org/bugzilla/show_bug.cgi?id=2027)
+ if k8sclustertype in ("juju", "juju-bundle"):
+ # First, verify if the current namespace is present in the `_admin.projects_read` (if not, it means
+ # that the user passed a namespace which he wants its KDU to be deployed in)
+ if (
+ self.db.count(
+ table="nsrs",
+ q_filter={
+ "_id": nsr_id,
+ "_admin.projects_write": k8s_instance_info["namespace"],
+ "_admin.projects_read": k8s_instance_info["namespace"],
+ },
+ )
+ > 0
+ ):
+ self.logger.debug(
+ f"Updating namespace/model for Juju Bundle from {k8s_instance_info['namespace']} to {kdu_instance}"
+ )
+ self.update_db_2(
+ item="nsrs",
+ _id=nsr_id,
+ _desc={f"{nsr_db_path}.namespace": kdu_instance},
+ )
+ k8s_instance_info["namespace"] = kdu_instance
+
await self.k8scluster_map[k8sclustertype].install(
cluster_uuid=k8s_instance_info["k8scluster-uuid"],
kdu_model=k8s_instance_info["kdu-model"],
kdu_instance=kdu_instance,
vca_id=vca_id,
)
- self.update_db_2("nsrs", nsr_id, {nsr_db_path + ".kdu-instance": kdu_instance})
# Obtain services to obtain management service ip
services = await self.k8scluster_map[k8sclustertype].get_services(
cluster_uuid=k8s_instance_info["k8scluster-uuid"],
kdu_instance=kdu_instance,
- namespace=k8s_instance_info["namespace"])
+ namespace=k8s_instance_info["namespace"],
+ )
# Obtain management service info (if exists)
vnfr_update_dict = {}
+ kdu_config = get_configuration(vnfd, kdud["name"])
+ if kdu_config:
+ target_ee_list = kdu_config.get("execution-environment-list", [])
+ else:
+ target_ee_list = []
+
if services:
vnfr_update_dict["kdur.{}.services".format(kdu_index)] = services
- mgmt_services = [service for service in kdud.get("service", []) if service.get("mgmt-service")]
+ mgmt_services = [
+ service
+ for service in kdud.get("service", [])
+ if service.get("mgmt-service")
+ ]
for mgmt_service in mgmt_services:
for service in services:
if service["name"].startswith(mgmt_service["name"]):
if isinstance(ip, list) and len(ip) == 1:
ip = ip[0]
- vnfr_update_dict["kdur.{}.ip-address".format(kdu_index)] = ip
+ vnfr_update_dict[
+ "kdur.{}.ip-address".format(kdu_index)
+ ] = ip
# Check if must update also mgmt ip at the vnf
- service_external_cp = mgmt_service.get("external-connection-point-ref")
+ service_external_cp = mgmt_service.get(
+ "external-connection-point-ref"
+ )
if service_external_cp:
- if deep_get(vnfd, ("mgmt-interface", "cp")) == service_external_cp:
+ if (
+ deep_get(vnfd, ("mgmt-interface", "cp"))
+ == service_external_cp
+ ):
vnfr_update_dict["ip-address"] = ip
+ if find_in_list(
+ target_ee_list,
+ lambda ee: ee.get(
+ "external-connection-point-ref", ""
+ )
+ == service_external_cp,
+ ):
+ vnfr_update_dict[
+ "kdur.{}.ip-address".format(kdu_index)
+ ] = ip
break
else:
- self.logger.warn("Mgmt service name: {} not found".format(mgmt_service["name"]))
+ self.logger.warn(
+ "Mgmt service name: {} not found".format(
+ mgmt_service["name"]
+ )
+ )
vnfr_update_dict["kdur.{}.status".format(kdu_index)] = "READY"
self.update_db_2("vnfrs", vnfr_data.get("_id"), vnfr_update_dict)
kdu_config = get_configuration(vnfd, k8s_instance_info["kdu-name"])
- if kdu_config and kdu_config.get("initial-config-primitive") and \
- get_juju_ee_ref(vnfd, k8s_instance_info["kdu-name"]) is None:
- initial_config_primitive_list = kdu_config.get("initial-config-primitive")
+ if (
+ kdu_config
+ and kdu_config.get("initial-config-primitive")
+ and get_juju_ee_ref(vnfd, k8s_instance_info["kdu-name"]) is None
+ ):
+ initial_config_primitive_list = kdu_config.get(
+ "initial-config-primitive"
+ )
initial_config_primitive_list.sort(key=lambda val: int(val["seq"]))
for initial_config_primitive in initial_config_primitive_list:
- primitive_params_ = self._map_primitive_params(initial_config_primitive, {}, {})
+ primitive_params_ = self._map_primitive_params(
+ initial_config_primitive, {}, {}
+ )
await asyncio.wait_for(
self.k8scluster_map[k8sclustertype].exec_primitive(
cluster_uuid=k8s_instance_info["k8scluster-uuid"],
kdu_instance=kdu_instance,
primitive_name=initial_config_primitive["name"],
- params=primitive_params_, db_dict=db_dict_install,
+ params=primitive_params_,
+ db_dict=db_dict_install,
vca_id=vca_id,
),
- timeout=timeout
+ timeout=timeout,
)
except Exception as e:
# Prepare update db with error and raise exception
try:
- self.update_db_2("nsrs", nsr_id, {nsr_db_path + ".detailed-status": str(e)})
- self.update_db_2("vnfrs", vnfr_data.get("_id"), {"kdur.{}.status".format(kdu_index): "ERROR"})
+ self.update_db_2(
+ "nsrs", nsr_id, {nsr_db_path + ".detailed-status": str(e)}
+ )
+ self.update_db_2(
+ "vnfrs",
+ vnfr_data.get("_id"),
+ {"kdur.{}.status".format(kdu_index): "ERROR"},
+ )
except Exception:
# ignore to keep original exception
pass
return kdu_instance
- async def deploy_kdus(self, logging_text, nsr_id, nslcmop_id, db_vnfrs, db_vnfds, task_instantiation_info):
+ async def deploy_kdus(
+ self,
+ logging_text,
+ nsr_id,
+ nslcmop_id,
+ db_vnfrs,
+ db_vnfds,
+ task_instantiation_info,
+ ):
# Launch kdus if present in the descriptor
- k8scluster_id_2_uuic = {"helm-chart-v3": {}, "helm-chart": {}, "juju-bundle": {}}
+ k8scluster_id_2_uuic = {
+ "helm-chart-v3": {},
+ "helm-chart": {},
+ "juju-bundle": {},
+ }
async def _get_cluster_id(cluster_id, cluster_type):
nonlocal k8scluster_id_2_uuic
return k8scluster_id_2_uuic[cluster_type][cluster_id]
# check if K8scluster is creating and wait look if previous tasks in process
- task_name, task_dependency = self.lcm_tasks.lookfor_related("k8scluster", cluster_id)
+ task_name, task_dependency = self.lcm_tasks.lookfor_related(
+ "k8scluster", cluster_id
+ )
if task_dependency:
- text = "Waiting for related tasks '{}' on k8scluster {} to be completed".format(task_name, cluster_id)
+ text = "Waiting for related tasks '{}' on k8scluster {} to be completed".format(
+ task_name, cluster_id
+ )
self.logger.debug(logging_text + text)
await asyncio.wait(task_dependency, timeout=3600)
- db_k8scluster = self.db.get_one("k8sclusters", {"_id": cluster_id}, fail_on_empty=False)
+ db_k8scluster = self.db.get_one(
+ "k8sclusters", {"_id": cluster_id}, fail_on_empty=False
+ )
if not db_k8scluster:
raise LcmException("K8s cluster {} cannot be found".format(cluster_id))
if cluster_type == "helm-chart-v3":
try:
# backward compatibility for existing clusters that have not been initialized for helm v3
- k8s_credentials = yaml.safe_dump(db_k8scluster.get("credentials"))
- k8s_id, uninstall_sw = await self.k8sclusterhelm3.init_env(k8s_credentials,
- reuse_cluster_uuid=cluster_id)
+ k8s_credentials = yaml.safe_dump(
+ db_k8scluster.get("credentials")
+ )
+ k8s_id, uninstall_sw = await self.k8sclusterhelm3.init_env(
+ k8s_credentials, reuse_cluster_uuid=cluster_id
+ )
db_k8scluster_update = {}
db_k8scluster_update["_admin.helm-chart-v3.error_msg"] = None
db_k8scluster_update["_admin.helm-chart-v3.id"] = k8s_id
- db_k8scluster_update["_admin.helm-chart-v3.created"] = uninstall_sw
- db_k8scluster_update["_admin.helm-chart-v3.operationalState"] = "ENABLED"
- self.update_db_2("k8sclusters", cluster_id, db_k8scluster_update)
+ db_k8scluster_update[
+ "_admin.helm-chart-v3.created"
+ ] = uninstall_sw
+ db_k8scluster_update[
+ "_admin.helm-chart-v3.operationalState"
+ ] = "ENABLED"
+ self.update_db_2(
+ "k8sclusters", cluster_id, db_k8scluster_update
+ )
except Exception as e:
- self.logger.error(logging_text + "error initializing helm-v3 cluster: {}".format(str(e)))
- raise LcmException("K8s cluster '{}' has not been initialized for '{}'".format(cluster_id,
- cluster_type))
+ self.logger.error(
+ logging_text
+ + "error initializing helm-v3 cluster: {}".format(str(e))
+ )
+ raise LcmException(
+ "K8s cluster '{}' has not been initialized for '{}'".format(
+ cluster_id, cluster_type
+ )
+ )
else:
- raise LcmException("K8s cluster '{}' has not been initialized for '{}'".
- format(cluster_id, cluster_type))
+ raise LcmException(
+ "K8s cluster '{}' has not been initialized for '{}'".format(
+ cluster_id, cluster_type
+ )
+ )
k8scluster_id_2_uuic[cluster_type][cluster_id] = k8s_id
return k8s_id
for kdu_index, kdur in enumerate(get_iterable(vnfr_data, "kdur")):
# Step 0: Prepare and set parameters
desc_params = parse_yaml_strings(kdur.get("additionalParams"))
- vnfd_id = vnfr_data.get('vnfd-id')
- vnfd_with_id = find_in_list(db_vnfds, lambda vnfd: vnfd["_id"] == vnfd_id)
- kdud = next(kdud for kdud in vnfd_with_id["kdu"] if kdud["name"] == kdur["kdu-name"])
+ vnfd_id = vnfr_data.get("vnfd-id")
+ vnfd_with_id = find_in_list(
+ db_vnfds, lambda vnfd: vnfd["_id"] == vnfd_id
+ )
+ kdud = next(
+ kdud
+ for kdud in vnfd_with_id["kdu"]
+ if kdud["name"] == kdur["kdu-name"]
+ )
namespace = kdur.get("k8s-namespace")
+ kdu_deployment_name = kdur.get("kdu-deployment-name")
if kdur.get("helm-chart"):
kdumodel = kdur["helm-chart"]
# Default version: helm3, if helm-version is v2 assign v2
k8sclustertype = "helm-chart-v3"
self.logger.debug("kdur: {}".format(kdur))
- if kdur.get("helm-version") and kdur.get("helm-version") == "v2":
+ if (
+ kdur.get("helm-version")
+ and kdur.get("helm-version") == "v2"
+ ):
k8sclustertype = "helm-chart"
elif kdur.get("juju-bundle"):
kdumodel = kdur["juju-bundle"]
k8sclustertype = "juju-bundle"
else:
- raise LcmException("kdu type for kdu='{}.{}' is neither helm-chart nor "
- "juju-bundle. Maybe an old NBI version is running".
- format(vnfr_data["member-vnf-index-ref"], kdur["kdu-name"]))
+ raise LcmException(
+ "kdu type for kdu='{}.{}' is neither helm-chart nor "
+ "juju-bundle. Maybe an old NBI version is running".format(
+ vnfr_data["member-vnf-index-ref"], kdur["kdu-name"]
+ )
+ )
# check if kdumodel is a file and exists
try:
- vnfd_with_id = find_in_list(db_vnfds, lambda vnfd: vnfd["_id"] == vnfd_id)
- storage = deep_get(vnfd_with_id, ('_admin', 'storage'))
- if storage and storage.get('pkg-dir'): # may be not present if vnfd has not artifacts
+ vnfd_with_id = find_in_list(
+ db_vnfds, lambda vnfd: vnfd["_id"] == vnfd_id
+ )
+ storage = deep_get(vnfd_with_id, ("_admin", "storage"))
+ if storage: # may be not present if vnfd has not artifacts
# path format: /vnfdid/pkkdir/helm-charts|juju-bundles/kdumodel
- filename = '{}/{}/{}s/{}'.format(storage["folder"], storage["pkg-dir"], k8sclustertype,
- kdumodel)
- if self.fs.file_exists(filename, mode='file') or self.fs.file_exists(filename, mode='dir'):
+ if storage["pkg-dir"]:
+ filename = "{}/{}/{}s/{}".format(
+ storage["folder"],
+ storage["pkg-dir"],
+ k8sclustertype,
+ kdumodel,
+ )
+ else:
+ filename = "{}/Scripts/{}s/{}".format(
+ storage["folder"],
+ k8sclustertype,
+ kdumodel,
+ )
+ if self.fs.file_exists(
+ filename, mode="file"
+ ) or self.fs.file_exists(filename, mode="dir"):
kdumodel = self.fs.path + filename
except (asyncio.TimeoutError, asyncio.CancelledError):
raise
- except Exception: # it is not a file
+ except Exception: # it is not a file
pass
k8s_cluster_id = kdur["k8s-cluster"]["id"]
- step = "Synchronize repos for k8s cluster '{}'".format(k8s_cluster_id)
+ step = "Synchronize repos for k8s cluster '{}'".format(
+ k8s_cluster_id
+ )
cluster_uuid = await _get_cluster_id(k8s_cluster_id, k8sclustertype)
# Synchronize repos
- if (k8sclustertype == "helm-chart" and cluster_uuid not in updated_cluster_list)\
- or (k8sclustertype == "helm-chart-v3" and cluster_uuid not in updated_v3_cluster_list):
+ if (
+ k8sclustertype == "helm-chart"
+ and cluster_uuid not in updated_cluster_list
+ ) or (
+ k8sclustertype == "helm-chart-v3"
+ and cluster_uuid not in updated_v3_cluster_list
+ ):
del_repo_list, added_repo_dict = await asyncio.ensure_future(
- self.k8scluster_map[k8sclustertype].synchronize_repos(cluster_uuid=cluster_uuid))
+ self.k8scluster_map[k8sclustertype].synchronize_repos(
+ cluster_uuid=cluster_uuid
+ )
+ )
if del_repo_list or added_repo_dict:
if k8sclustertype == "helm-chart":
- unset = {'_admin.helm_charts_added.' + item: None for item in del_repo_list}
- updated = {'_admin.helm_charts_added.' +
- item: name for item, name in added_repo_dict.items()}
- updated_cluster_list.append(cluster_uuid)
+ unset = {
+ "_admin.helm_charts_added." + item: None
+ for item in del_repo_list
+ }
+ updated = {
+ "_admin.helm_charts_added." + item: name
+ for item, name in added_repo_dict.items()
+ }
+ updated_cluster_list.append(cluster_uuid)
elif k8sclustertype == "helm-chart-v3":
- unset = {'_admin.helm_charts_v3_added.' + item: None for item in del_repo_list}
- updated = {'_admin.helm_charts_v3_added.' +
- item: name for item, name in added_repo_dict.items()}
+ unset = {
+ "_admin.helm_charts_v3_added." + item: None
+ for item in del_repo_list
+ }
+ updated = {
+ "_admin.helm_charts_v3_added." + item: name
+ for item, name in added_repo_dict.items()
+ }
updated_v3_cluster_list.append(cluster_uuid)
- self.logger.debug(logging_text + "repos synchronized on k8s cluster "
- "'{}' to_delete: {}, to_add: {}".
- format(k8s_cluster_id, del_repo_list, added_repo_dict))
- self.db.set_one("k8sclusters", {"_id": k8s_cluster_id}, updated, unset=unset)
+ self.logger.debug(
+ logging_text + "repos synchronized on k8s cluster "
+ "'{}' to_delete: {}, to_add: {}".format(
+ k8s_cluster_id, del_repo_list, added_repo_dict
+ )
+ )
+ self.db.set_one(
+ "k8sclusters",
+ {"_id": k8s_cluster_id},
+ updated,
+ unset=unset,
+ )
# Instantiate kdu
- step = "Instantiating KDU {}.{} in k8s cluster {}".format(vnfr_data["member-vnf-index-ref"],
- kdur["kdu-name"], k8s_cluster_id)
- k8s_instance_info = {"kdu-instance": None,
- "k8scluster-uuid": cluster_uuid,
- "k8scluster-type": k8sclustertype,
- "member-vnf-index": vnfr_data["member-vnf-index-ref"],
- "kdu-name": kdur["kdu-name"],
- "kdu-model": kdumodel,
- "namespace": namespace}
+ step = "Instantiating KDU {}.{} in k8s cluster {}".format(
+ vnfr_data["member-vnf-index-ref"],
+ kdur["kdu-name"],
+ k8s_cluster_id,
+ )
+ k8s_instance_info = {
+ "kdu-instance": None,
+ "k8scluster-uuid": cluster_uuid,
+ "k8scluster-type": k8sclustertype,
+ "member-vnf-index": vnfr_data["member-vnf-index-ref"],
+ "kdu-name": kdur["kdu-name"],
+ "kdu-model": kdumodel,
+ "namespace": namespace,
+ "kdu-deployment-name": kdu_deployment_name,
+ }
db_path = "_admin.deployed.K8s.{}".format(index)
db_nsr_update[db_path] = k8s_instance_info
self.update_db_2("nsrs", nsr_id, db_nsr_update)
- vnfd_with_id = find_in_list(db_vnfds, lambda vnf: vnf["_id"] == vnfd_id)
+ vnfd_with_id = find_in_list(
+ db_vnfds, lambda vnf: vnf["_id"] == vnfd_id
+ )
task = asyncio.ensure_future(
- self._install_kdu(nsr_id, db_path, vnfr_data, kdu_index, kdud, vnfd_with_id,
- k8s_instance_info, k8params=desc_params, timeout=600, vca_id=vca_id))
- self.lcm_tasks.register("ns", nsr_id, nslcmop_id, "instantiate_KDU-{}".format(index), task)
- task_instantiation_info[task] = "Deploying KDU {}".format(kdur["kdu-name"])
+ self._install_kdu(
+ nsr_id,
+ db_path,
+ vnfr_data,
+ kdu_index,
+ kdud,
+ vnfd_with_id,
+ k8s_instance_info,
+ k8params=desc_params,
+ timeout=1800,
+ vca_id=vca_id,
+ )
+ )
+ self.lcm_tasks.register(
+ "ns",
+ nsr_id,
+ nslcmop_id,
+ "instantiate_KDU-{}".format(index),
+ task,
+ )
+ task_instantiation_info[task] = "Deploying KDU {}".format(
+ kdur["kdu-name"]
+ )
index += 1
if db_nsr_update:
self.update_db_2("nsrs", nsr_id, db_nsr_update)
- def _deploy_n2vc(self, logging_text, db_nsr, db_vnfr, nslcmop_id, nsr_id, nsi_id, vnfd_id, vdu_id,
- kdu_name, member_vnf_index, vdu_index, vdu_name, deploy_params, descriptor_config,
- base_folder, task_instantiation_info, stage):
+ def _deploy_n2vc(
+ self,
+ logging_text,
+ db_nsr,
+ db_vnfr,
+ nslcmop_id,
+ nsr_id,
+ nsi_id,
+ vnfd_id,
+ vdu_id,
+ kdu_name,
+ member_vnf_index,
+ vdu_index,
+ kdu_index,
+ vdu_name,
+ deploy_params,
+ descriptor_config,
+ base_folder,
+ task_instantiation_info,
+ stage,
+ ):
# launch instantiate_N2VC in a asyncio task and register task object
# Look where information of this charm is at database <nsrs>._admin.deployed.VCA
# if not found, create one entry and update database
# fill db_nsr._admin.deployed.VCA.<index>
- self.logger.debug(logging_text + "_deploy_n2vc vnfd_id={}, vdu_id={}".format(vnfd_id, vdu_id))
+ self.logger.debug(
+ logging_text + "_deploy_n2vc vnfd_id={}, vdu_id={}".format(vnfd_id, vdu_id)
+ )
+
+ charm_name = ""
+ get_charm_name = False
if "execution-environment-list" in descriptor_config:
ee_list = descriptor_config.get("execution-environment-list", [])
+ elif "juju" in descriptor_config:
+ ee_list = [descriptor_config] # ns charms
+ if "execution-environment-list" not in descriptor_config:
+ # charm name is only required for ns charms
+ get_charm_name = True
else: # other types as script are not supported
ee_list = []
for ee_item in ee_list:
- self.logger.debug(logging_text + "_deploy_n2vc ee_item juju={}, helm={}".format(ee_item.get('juju'),
- ee_item.get("helm-chart")))
+ self.logger.debug(
+ logging_text
+ + "_deploy_n2vc ee_item juju={}, helm={}".format(
+ ee_item.get("juju"), ee_item.get("helm-chart")
+ )
+ )
ee_descriptor_id = ee_item.get("id")
if ee_item.get("juju"):
- vca_name = ee_item['juju'].get('charm')
- vca_type = "lxc_proxy_charm" if ee_item['juju'].get('charm') is not None else "native_charm"
- if ee_item['juju'].get('cloud') == "k8s":
+ vca_name = ee_item["juju"].get("charm")
+ if get_charm_name:
+ charm_name = self.find_charm_name(db_nsr, str(vca_name))
+ vca_type = (
+ "lxc_proxy_charm"
+ if ee_item["juju"].get("charm") is not None
+ else "native_charm"
+ )
+ if ee_item["juju"].get("cloud") == "k8s":
vca_type = "k8s_proxy_charm"
- elif ee_item['juju'].get('proxy') is False:
+ elif ee_item["juju"].get("proxy") is False:
vca_type = "native_charm"
elif ee_item.get("helm-chart"):
- vca_name = ee_item['helm-chart']
+ vca_name = ee_item["helm-chart"]
if ee_item.get("helm-version") and ee_item.get("helm-version") == "v2":
vca_type = "helm"
else:
vca_type = "helm-v3"
else:
- self.logger.debug(logging_text + "skipping non juju neither charm configuration")
+ self.logger.debug(
+ logging_text + "skipping non juju neither charm configuration"
+ )
continue
vca_index = -1
- for vca_index, vca_deployed in enumerate(db_nsr["_admin"]["deployed"]["VCA"]):
+ for vca_index, vca_deployed in enumerate(
+ db_nsr["_admin"]["deployed"]["VCA"]
+ ):
if not vca_deployed:
continue
- if vca_deployed.get("member-vnf-index") == member_vnf_index and \
- vca_deployed.get("vdu_id") == vdu_id and \
- vca_deployed.get("kdu_name") == kdu_name and \
- vca_deployed.get("vdu_count_index", 0) == vdu_index and \
- vca_deployed.get("ee_descriptor_id") == ee_descriptor_id:
+ if (
+ vca_deployed.get("member-vnf-index") == member_vnf_index
+ and vca_deployed.get("vdu_id") == vdu_id
+ and vca_deployed.get("kdu_name") == kdu_name
+ and vca_deployed.get("vdu_count_index", 0) == vdu_index
+ and vca_deployed.get("ee_descriptor_id") == ee_descriptor_id
+ ):
break
else:
# not found, create one.
- target = "ns" if not member_vnf_index else "vnf/{}".format(member_vnf_index)
+ target = (
+ "ns" if not member_vnf_index else "vnf/{}".format(member_vnf_index)
+ )
if vdu_id:
target += "/vdu/{}/{}".format(vdu_id, vdu_index or 0)
elif kdu_name:
"vdu_count_index": vdu_index,
"operational-status": "init", # TODO revise
"detailed-status": "", # TODO revise
- "step": "initial-deploy", # TODO revise
+ "step": "initial-deploy", # TODO revise
"vnfd_id": vnfd_id,
"vdu_name": vdu_name,
"type": vca_type,
- "ee_descriptor_id": ee_descriptor_id
+ "ee_descriptor_id": ee_descriptor_id,
+ "charm_name": charm_name,
}
vca_index += 1
# create VCA and configurationStatus in db
db_dict = {
"_admin.deployed.VCA.{}".format(vca_index): vca_deployed,
- "configurationStatus.{}".format(vca_index): dict()
+ "configurationStatus.{}".format(vca_index): dict(),
}
self.update_db_2("nsrs", nsr_id, db_dict)
vdu_id=vdu_id,
kdu_name=kdu_name,
vdu_index=vdu_index,
+ kdu_index=kdu_index,
deploy_params=deploy_params,
config_descriptor=descriptor_config,
base_folder=base_folder,
stage=stage,
vca_type=vca_type,
vca_name=vca_name,
- ee_config_descriptor=ee_item
+ ee_config_descriptor=ee_item,
)
)
- self.lcm_tasks.register("ns", nsr_id, nslcmop_id, "instantiate_N2VC-{}".format(vca_index), task_n2vc)
- task_instantiation_info[task_n2vc] = self.task_name_deploy_vca + " {}.{}".format(
- member_vnf_index or "", vdu_id or "")
+ self.lcm_tasks.register(
+ "ns",
+ nsr_id,
+ nslcmop_id,
+ "instantiate_N2VC-{}".format(vca_index),
+ task_n2vc,
+ )
+ task_instantiation_info[
+ task_n2vc
+ ] = self.task_name_deploy_vca + " {}.{}".format(
+ member_vnf_index or "", vdu_id or ""
+ )
@staticmethod
def _create_nslcmop(nsr_id, operation, params):
# Raise exception if invalid arguments
if not (nsr_id and operation and params):
raise LcmException(
- "Parameters 'nsr_id', 'operation' and 'params' needed to create primitive not provided")
+ "Parameters 'nsr_id', 'operation' and 'params' needed to create primitive not provided"
+ )
now = time()
_id = str(uuid4())
nslcmop = {
"links": {
"self": "/osm/nslcm/v1/ns_lcm_op_occs/" + _id,
"nsInstance": "/osm/nslcm/v1/ns_instances/" + nsr_id,
- }
+ },
}
return nslcmop
return params
def _get_terminate_primitive_params(self, seq, vnf_index):
- primitive = seq.get('name')
+ primitive = seq.get("name")
primitive_params = {}
params = {
"member_vnf_index": vnf_index,
# sub-operations
def _retry_or_skip_suboperation(self, db_nslcmop, op_index):
- op = deep_get(db_nslcmop, ('_admin', 'operations'), [])[op_index]
- if op.get('operationState') == 'COMPLETED':
+ op = deep_get(db_nslcmop, ("_admin", "operations"), [])[op_index]
+ if op.get("operationState") == "COMPLETED":
# b. Skip sub-operation
# _ns_execute_primitive() or RO.create_action() will NOT be executed
return self.SUBOPERATION_STATUS_SKIP
# c. retry executing sub-operation
# The sub-operation exists, and operationState != 'COMPLETED'
# Update operationState = 'PROCESSING' to indicate a retry.
- operationState = 'PROCESSING'
- detailed_status = 'In progress'
+ operationState = "PROCESSING"
+ detailed_status = "In progress"
self._update_suboperation_status(
- db_nslcmop, op_index, operationState, detailed_status)
+ db_nslcmop, op_index, operationState, detailed_status
+ )
# Return the sub-operation index
# _ns_execute_primitive() or RO.create_action() will be called from scale()
# with arguments extracted from the sub-operation
# Returns the index of the matching sub-operation, or SUBOPERATION_STATUS_NOT_FOUND if no match
def _find_suboperation(self, db_nslcmop, match):
if db_nslcmop and match:
- op_list = db_nslcmop.get('_admin', {}).get('operations', [])
+ op_list = db_nslcmop.get("_admin", {}).get("operations", [])
for i, op in enumerate(op_list):
if all(op.get(k) == match[k] for k in match):
return i
return self.SUBOPERATION_STATUS_NOT_FOUND
# Update status for a sub-operation given its index
- def _update_suboperation_status(self, db_nslcmop, op_index, operationState, detailed_status):
+ def _update_suboperation_status(
+ self, db_nslcmop, op_index, operationState, detailed_status
+ ):
# Update DB for HA tasks
- q_filter = {'_id': db_nslcmop['_id']}
- update_dict = {'_admin.operations.{}.operationState'.format(op_index): operationState,
- '_admin.operations.{}.detailed-status'.format(op_index): detailed_status}
- self.db.set_one("nslcmops",
- q_filter=q_filter,
- update_dict=update_dict,
- fail_on_empty=False)
+ q_filter = {"_id": db_nslcmop["_id"]}
+ update_dict = {
+ "_admin.operations.{}.operationState".format(op_index): operationState,
+ "_admin.operations.{}.detailed-status".format(op_index): detailed_status,
+ }
+ self.db.set_one(
+ "nslcmops", q_filter=q_filter, update_dict=update_dict, fail_on_empty=False
+ )
# Add sub-operation, return the index of the added sub-operation
# Optionally, set operationState, detailed-status, and operationType
# 'detailed-status' : status message
# 'operationType': may be any type, in the case of scaling: 'PRE-SCALE' | 'POST-SCALE'
# Status and operation type are currently only used for 'scale', but NOT for 'terminate' sub-operations.
- def _add_suboperation(self, db_nslcmop, vnf_index, vdu_id, vdu_count_index, vdu_name, primitive,
- mapped_primitive_params, operationState=None, detailed_status=None, operationType=None,
- RO_nsr_id=None, RO_scaling_info=None):
+ def _add_suboperation(
+ self,
+ db_nslcmop,
+ vnf_index,
+ vdu_id,
+ vdu_count_index,
+ vdu_name,
+ primitive,
+ mapped_primitive_params,
+ operationState=None,
+ detailed_status=None,
+ operationType=None,
+ RO_nsr_id=None,
+ RO_scaling_info=None,
+ ):
if not db_nslcmop:
return self.SUBOPERATION_STATUS_NOT_FOUND
# Get the "_admin.operations" list, if it exists
- db_nslcmop_admin = db_nslcmop.get('_admin', {})
- op_list = db_nslcmop_admin.get('operations')
+ db_nslcmop_admin = db_nslcmop.get("_admin", {})
+ op_list = db_nslcmop_admin.get("operations")
# Create or append to the "_admin.operations" list
- new_op = {'member_vnf_index': vnf_index,
- 'vdu_id': vdu_id,
- 'vdu_count_index': vdu_count_index,
- 'primitive': primitive,
- 'primitive_params': mapped_primitive_params}
+ new_op = {
+ "member_vnf_index": vnf_index,
+ "vdu_id": vdu_id,
+ "vdu_count_index": vdu_count_index,
+ "primitive": primitive,
+ "primitive_params": mapped_primitive_params,
+ }
if operationState:
- new_op['operationState'] = operationState
+ new_op["operationState"] = operationState
if detailed_status:
- new_op['detailed-status'] = detailed_status
+ new_op["detailed-status"] = detailed_status
if operationType:
- new_op['lcmOperationType'] = operationType
+ new_op["lcmOperationType"] = operationType
if RO_nsr_id:
- new_op['RO_nsr_id'] = RO_nsr_id
+ new_op["RO_nsr_id"] = RO_nsr_id
if RO_scaling_info:
- new_op['RO_scaling_info'] = RO_scaling_info
+ new_op["RO_scaling_info"] = RO_scaling_info
if not op_list:
# No existing operations, create key 'operations' with current operation as first list element
- db_nslcmop_admin.update({'operations': [new_op]})
- op_list = db_nslcmop_admin.get('operations')
+ db_nslcmop_admin.update({"operations": [new_op]})
+ op_list = db_nslcmop_admin.get("operations")
else:
# Existing operations, append operation to list
op_list.append(new_op)
- db_nslcmop_update = {'_admin.operations': op_list}
- self.update_db_2("nslcmops", db_nslcmop['_id'], db_nslcmop_update)
+ db_nslcmop_update = {"_admin.operations": op_list}
+ self.update_db_2("nslcmops", db_nslcmop["_id"], db_nslcmop_update)
op_index = len(op_list) - 1
return op_index
# a. New: First time execution, return SUBOPERATION_STATUS_NEW
# b. Skip: Existing sub-operation exists, operationState == 'COMPLETED', return SUBOPERATION_STATUS_SKIP
# c. retry: Existing sub-operation exists, operationState != 'COMPLETED', return op_index to re-execute
- def _check_or_add_scale_suboperation(self, db_nslcmop, vnf_index, vnf_config_primitive, primitive_params,
- operationType, RO_nsr_id=None, RO_scaling_info=None):
+ def _check_or_add_scale_suboperation(
+ self,
+ db_nslcmop,
+ vnf_index,
+ vnf_config_primitive,
+ primitive_params,
+ operationType,
+ RO_nsr_id=None,
+ RO_scaling_info=None,
+ ):
# Find this sub-operation
if RO_nsr_id and RO_scaling_info:
- operationType = 'SCALE-RO'
+ operationType = "SCALE-RO"
match = {
- 'member_vnf_index': vnf_index,
- 'RO_nsr_id': RO_nsr_id,
- 'RO_scaling_info': RO_scaling_info,
+ "member_vnf_index": vnf_index,
+ "RO_nsr_id": RO_nsr_id,
+ "RO_scaling_info": RO_scaling_info,
}
else:
match = {
- 'member_vnf_index': vnf_index,
- 'primitive': vnf_config_primitive,
- 'primitive_params': primitive_params,
- 'lcmOperationType': operationType
+ "member_vnf_index": vnf_index,
+ "primitive": vnf_config_primitive,
+ "primitive_params": primitive_params,
+ "lcmOperationType": operationType,
}
op_index = self._find_suboperation(db_nslcmop, match)
if op_index == self.SUBOPERATION_STATUS_NOT_FOUND:
RO_nsr_id = None
RO_scaling_info = None
# Initial status for sub-operation
- operationState = 'PROCESSING'
- detailed_status = 'In progress'
+ operationState = "PROCESSING"
+ detailed_status = "In progress"
# Add sub-operation for pre/post-scaling (zero or more operations)
- self._add_suboperation(db_nslcmop,
- vnf_index,
- vdu_id,
- vdu_count_index,
- vdu_name,
- vnf_config_primitive,
- primitive_params,
- operationState,
- detailed_status,
- operationType,
- RO_nsr_id,
- RO_scaling_info)
+ self._add_suboperation(
+ db_nslcmop,
+ vnf_index,
+ vdu_id,
+ vdu_count_index,
+ vdu_name,
+ vnf_config_primitive,
+ primitive_params,
+ operationState,
+ detailed_status,
+ operationType,
+ RO_nsr_id,
+ RO_scaling_info,
+ )
return self.SUBOPERATION_STATUS_NEW
else:
# Return either SUBOPERATION_STATUS_SKIP (operationState == 'COMPLETED'),
# TODO vdu_index_count
for vca in vca_deployed_list:
if vca["member-vnf-index"] == vnf_index and vca["vdu_id"] == vdu_id:
- return vca["ee_id"]
+ return vca.get("ee_id")
async def destroy_N2VC(
self,
"""
self.logger.debug(
- logging_text + " vca_index: {}, vca_deployed: {}, config_descriptor: {}, destroy_ee: {}".format(
+ logging_text
+ + " vca_index: {}, vca_deployed: {}, config_descriptor: {}, destroy_ee: {}".format(
vca_index, vca_deployed, config_descriptor, destroy_ee
)
)
# execute terminate_primitives
if exec_primitives:
terminate_primitives = get_ee_sorted_terminate_config_primitive_list(
- config_descriptor.get("terminate-config-primitive"), vca_deployed.get("ee_descriptor_id"))
+ config_descriptor.get("terminate-config-primitive"),
+ vca_deployed.get("ee_descriptor_id"),
+ )
vdu_id = vca_deployed.get("vdu_id")
vdu_count_index = vca_deployed.get("vdu_count_index")
vdu_name = vca_deployed.get("vdu_name")
for seq in terminate_primitives:
# For each sequence in list, get primitive and call _ns_execute_primitive()
step = "Calling terminate action for vnf_member_index={} primitive={}".format(
- vnf_index, seq.get("name"))
+ vnf_index, seq.get("name")
+ )
self.logger.debug(logging_text + step)
# Create the primitive for each sequence, i.e. "primitive": "touch"
- primitive = seq.get('name')
- mapped_primitive_params = self._get_terminate_primitive_params(seq, vnf_index)
+ primitive = seq.get("name")
+ mapped_primitive_params = self._get_terminate_primitive_params(
+ seq, vnf_index
+ )
# Add sub-operation
- self._add_suboperation(db_nslcmop,
- vnf_index,
- vdu_id,
- vdu_count_index,
- vdu_name,
- primitive,
- mapped_primitive_params)
+ self._add_suboperation(
+ db_nslcmop,
+ vnf_index,
+ vdu_id,
+ vdu_count_index,
+ vdu_name,
+ primitive,
+ mapped_primitive_params,
+ )
# Sub-operations: Call _ns_execute_primitive() instead of action()
try:
result, result_detail = await self._ns_execute_primitive(
- vca_deployed["ee_id"], primitive,
+ vca_deployed["ee_id"],
+ primitive,
mapped_primitive_params,
vca_type=vca_type,
vca_id=vca_id,
except LcmException:
# this happens when VCA is not deployed. In this case it is not needed to terminate
continue
- result_ok = ['COMPLETED', 'PARTIALLY_COMPLETED']
+ result_ok = ["COMPLETED", "PARTIALLY_COMPLETED"]
if result not in result_ok:
- raise LcmException("terminate_primitive {} for vnf_member_index={} fails with "
- "error {}".format(seq.get("name"), vnf_index, result_detail))
+ raise LcmException(
+ "terminate_primitive {} for vnf_member_index={} fails with "
+ "error {}".format(seq.get("name"), vnf_index, result_detail)
+ )
# set that this VCA do not need terminated
- db_update_entry = "_admin.deployed.VCA.{}.needed_terminate".format(vca_index)
- self.update_db_2("nsrs", db_nslcmop["nsInstanceId"], {db_update_entry: False})
+ db_update_entry = "_admin.deployed.VCA.{}.needed_terminate".format(
+ vca_index
+ )
+ self.update_db_2(
+ "nsrs", db_nslcmop["nsInstanceId"], {db_update_entry: False}
+ )
- if vca_deployed.get("prometheus_jobs") and self.prometheus:
- await self.prometheus.update(remove_jobs=vca_deployed["prometheus_jobs"])
+ # Delete Prometheus Jobs if any
+ # This uses NSR_ID, so it will destroy any jobs under this index
+ self.db.del_list("prometheus_jobs", {"nsr_id": db_nslcmop["nsInstanceId"]})
if destroy_ee:
await self.vca_map[vca_type].delete_execution_environment(
vca_deployed["ee_id"],
scaling_in=scaling_in,
+ vca_type=vca_type,
vca_id=vca_id,
)
async def _delete_all_N2VC(self, db_nsr: dict, vca_id: str = None):
- self._write_all_config_status(db_nsr=db_nsr, status='TERMINATING')
+ self._write_all_config_status(db_nsr=db_nsr, status="TERMINATING")
namespace = "." + db_nsr["_id"]
try:
await self.n2vc.delete_namespace(
namespace=namespace,
- total_timeout=self.timeout_charm_delete,
+ total_timeout=self.timeout.charm_delete,
vca_id=vca_id,
)
except N2VCNotFound: # already deleted. Skip
pass
- self._write_all_config_status(db_nsr=db_nsr, status='DELETED')
-
- async def _terminate_RO(self, logging_text, nsr_deployed, nsr_id, nslcmop_id, stage):
- """
- Terminates a deployment from RO
- :param logging_text:
- :param nsr_deployed: db_nsr._admin.deployed
- :param nsr_id:
- :param nslcmop_id:
- :param stage: list of string with the content to write on db_nslcmop.detailed-status.
- this method will update only the index 2, but it will write on database the concatenated content of the list
- :return:
- """
- db_nsr_update = {}
- failed_detail = []
- ro_nsr_id = ro_delete_action = None
- if nsr_deployed and nsr_deployed.get("RO"):
- ro_nsr_id = nsr_deployed["RO"].get("nsr_id")
- ro_delete_action = nsr_deployed["RO"].get("nsr_delete_action_id")
- try:
- if ro_nsr_id:
- stage[2] = "Deleting ns from VIM."
- db_nsr_update["detailed-status"] = " ".join(stage)
- self._write_op_status(nslcmop_id, stage)
- self.logger.debug(logging_text + stage[2])
- self.update_db_2("nsrs", nsr_id, db_nsr_update)
- self._write_op_status(nslcmop_id, stage)
- desc = await self.RO.delete("ns", ro_nsr_id)
- ro_delete_action = desc["action_id"]
- db_nsr_update["_admin.deployed.RO.nsr_delete_action_id"] = ro_delete_action
- db_nsr_update["_admin.deployed.RO.nsr_id"] = None
- db_nsr_update["_admin.deployed.RO.nsr_status"] = "DELETED"
- if ro_delete_action:
- # wait until NS is deleted from VIM
- stage[2] = "Waiting ns deleted from VIM."
- detailed_status_old = None
- self.logger.debug(logging_text + stage[2] + " RO_id={} ro_delete_action={}".format(ro_nsr_id,
- ro_delete_action))
- self.update_db_2("nsrs", nsr_id, db_nsr_update)
- self._write_op_status(nslcmop_id, stage)
-
- delete_timeout = 20 * 60 # 20 minutes
- while delete_timeout > 0:
- desc = await self.RO.show(
- "ns",
- item_id_name=ro_nsr_id,
- extra_item="action",
- extra_item_id=ro_delete_action)
-
- # deploymentStatus
- self._on_update_ro_db(nsrs_id=nsr_id, ro_descriptor=desc)
-
- ns_status, ns_status_info = self.RO.check_action_status(desc)
- if ns_status == "ERROR":
- raise ROclient.ROClientException(ns_status_info)
- elif ns_status == "BUILD":
- stage[2] = "Deleting from VIM {}".format(ns_status_info)
- elif ns_status == "ACTIVE":
- db_nsr_update["_admin.deployed.RO.nsr_delete_action_id"] = None
- db_nsr_update["_admin.deployed.RO.nsr_status"] = "DELETED"
- break
- else:
- assert False, "ROclient.check_action_status returns unknown {}".format(ns_status)
- if stage[2] != detailed_status_old:
- detailed_status_old = stage[2]
- db_nsr_update["detailed-status"] = " ".join(stage)
- self._write_op_status(nslcmop_id, stage)
- self.update_db_2("nsrs", nsr_id, db_nsr_update)
- await asyncio.sleep(5, loop=self.loop)
- delete_timeout -= 5
- else: # delete_timeout <= 0:
- raise ROclient.ROClientException("Timeout waiting ns deleted from VIM")
-
- except Exception as e:
- self.update_db_2("nsrs", nsr_id, db_nsr_update)
- if isinstance(e, ROclient.ROClientException) and e.http_code == 404: # not found
- db_nsr_update["_admin.deployed.RO.nsr_id"] = None
- db_nsr_update["_admin.deployed.RO.nsr_status"] = "DELETED"
- db_nsr_update["_admin.deployed.RO.nsr_delete_action_id"] = None
- self.logger.debug(logging_text + "RO_ns_id={} already deleted".format(ro_nsr_id))
- elif isinstance(e, ROclient.ROClientException) and e.http_code == 409: # conflict
- failed_detail.append("delete conflict: {}".format(e))
- self.logger.debug(logging_text + "RO_ns_id={} delete conflict: {}".format(ro_nsr_id, e))
- else:
- failed_detail.append("delete error: {}".format(e))
- self.logger.error(logging_text + "RO_ns_id={} delete error: {}".format(ro_nsr_id, e))
-
- # Delete nsd
- if not failed_detail and deep_get(nsr_deployed, ("RO", "nsd_id")):
- ro_nsd_id = nsr_deployed["RO"]["nsd_id"]
- try:
- stage[2] = "Deleting nsd from RO."
- db_nsr_update["detailed-status"] = " ".join(stage)
- self.update_db_2("nsrs", nsr_id, db_nsr_update)
- self._write_op_status(nslcmop_id, stage)
- await self.RO.delete("nsd", ro_nsd_id)
- self.logger.debug(logging_text + "ro_nsd_id={} deleted".format(ro_nsd_id))
- db_nsr_update["_admin.deployed.RO.nsd_id"] = None
- except Exception as e:
- if isinstance(e, ROclient.ROClientException) and e.http_code == 404: # not found
- db_nsr_update["_admin.deployed.RO.nsd_id"] = None
- self.logger.debug(logging_text + "ro_nsd_id={} already deleted".format(ro_nsd_id))
- elif isinstance(e, ROclient.ROClientException) and e.http_code == 409: # conflict
- failed_detail.append("ro_nsd_id={} delete conflict: {}".format(ro_nsd_id, e))
- self.logger.debug(logging_text + failed_detail[-1])
- else:
- failed_detail.append("ro_nsd_id={} delete error: {}".format(ro_nsd_id, e))
- self.logger.error(logging_text + failed_detail[-1])
-
- if not failed_detail and deep_get(nsr_deployed, ("RO", "vnfd")):
- for index, vnf_deployed in enumerate(nsr_deployed["RO"]["vnfd"]):
- if not vnf_deployed or not vnf_deployed["id"]:
- continue
- try:
- ro_vnfd_id = vnf_deployed["id"]
- stage[2] = "Deleting member_vnf_index={} ro_vnfd_id={} from RO.".format(
- vnf_deployed["member-vnf-index"], ro_vnfd_id)
- db_nsr_update["detailed-status"] = " ".join(stage)
- self.update_db_2("nsrs", nsr_id, db_nsr_update)
- self._write_op_status(nslcmop_id, stage)
- await self.RO.delete("vnfd", ro_vnfd_id)
- self.logger.debug(logging_text + "ro_vnfd_id={} deleted".format(ro_vnfd_id))
- db_nsr_update["_admin.deployed.RO.vnfd.{}.id".format(index)] = None
- except Exception as e:
- if isinstance(e, ROclient.ROClientException) and e.http_code == 404: # not found
- db_nsr_update["_admin.deployed.RO.vnfd.{}.id".format(index)] = None
- self.logger.debug(logging_text + "ro_vnfd_id={} already deleted ".format(ro_vnfd_id))
- elif isinstance(e, ROclient.ROClientException) and e.http_code == 409: # conflict
- failed_detail.append("ro_vnfd_id={} delete conflict: {}".format(ro_vnfd_id, e))
- self.logger.debug(logging_text + failed_detail[-1])
- else:
- failed_detail.append("ro_vnfd_id={} delete error: {}".format(ro_vnfd_id, e))
- self.logger.error(logging_text + failed_detail[-1])
-
- if failed_detail:
- stage[2] = "Error deleting from VIM"
- else:
- stage[2] = "Deleted from VIM"
- db_nsr_update["detailed-status"] = " ".join(stage)
- self.update_db_2("nsrs", nsr_id, db_nsr_update)
- self._write_op_status(nslcmop_id, stage)
-
- if failed_detail:
- raise LcmException("; ".join(failed_detail))
+ self._write_all_config_status(db_nsr=db_nsr, status="DELETED")
async def terminate(self, nsr_id, nslcmop_id):
# Try to lock HA task here
- task_is_locked_by_me = self.lcm_tasks.lock_HA('ns', 'nslcmops', nslcmop_id)
+ task_is_locked_by_me = self.lcm_tasks.lock_HA("ns", "nslcmops", nslcmop_id)
if not task_is_locked_by_me:
return
logging_text = "Task ns={} terminate={} ".format(nsr_id, nslcmop_id)
self.logger.debug(logging_text + "Enter")
- timeout_ns_terminate = self.timeout_ns_terminate
+ timeout_ns_terminate = self.timeout.ns_terminate
db_nsr = None
db_nslcmop = None
operation_params = None
exc = None
- error_list = [] # annotates all failed error messages
+ error_list = [] # annotates all failed error messages
db_nslcmop_update = {}
autoremove = False # autoremove after terminated
tasks_dict_info = {}
db_nsr_update = {}
- stage = ["Stage 1/3: Preparing task.", "Waiting for previous operations to terminate.", ""]
+ stage = [
+ "Stage 1/3: Preparing task.",
+ "Waiting for previous operations to terminate.",
+ "",
+ ]
# ^ contains [stage, step, VIM-status]
try:
# wait for any previous tasks in process
- await self.lcm_tasks.waitfor_related_HA("ns", 'nslcmops', nslcmop_id)
+ await self.lcm_tasks.waitfor_related_HA("ns", "nslcmops", nslcmop_id)
stage[1] = "Getting nslcmop={} from db.".format(nslcmop_id)
db_nslcmop = self.db.get_one("nslcmops", {"_id": nslcmop_id})
ns_state="TERMINATING",
current_operation="TERMINATING",
current_operation_id=nslcmop_id,
- other_update=db_nsr_update
- )
- self._write_op_status(
- op_id=nslcmop_id,
- queuePosition=0,
- stage=stage
+ other_update=db_nsr_update,
)
+ self._write_op_status(op_id=nslcmop_id, queuePosition=0, stage=stage)
nsr_deployed = deepcopy(db_nsr["_admin"].get("deployed")) or {}
if db_nsr["_admin"]["nsState"] == "NOT_INSTANTIATED":
return
stage[1] = "Getting vnf descriptors from db."
db_vnfrs_list = self.db.get_list("vnfrs", {"nsr-id-ref": nsr_id})
- db_vnfrs_dict = {db_vnfr["member-vnf-index-ref"]: db_vnfr for db_vnfr in db_vnfrs_list}
+ db_vnfrs_dict = {
+ db_vnfr["member-vnf-index-ref"]: db_vnfr for db_vnfr in db_vnfrs_list
+ }
db_vnfds_from_id = {}
db_vnfds_from_member_index = {}
# Loop over VNFRs
if vnfd_id not in db_vnfds_from_id:
vnfd = self.db.get_one("vnfds", {"_id": vnfd_id})
db_vnfds_from_id[vnfd_id] = vnfd
- db_vnfds_from_member_index[vnfr["member-vnf-index-ref"]] = db_vnfds_from_id[vnfd_id]
+ db_vnfds_from_member_index[
+ vnfr["member-vnf-index-ref"]
+ ] = db_vnfds_from_id[vnfd_id]
# Destroy individual execution environments when there are terminating primitives.
# Rest of EE will be deleted at once
for vca_index, vca in enumerate(get_iterable(nsr_deployed, "VCA")):
config_descriptor = None
-
- vca_id = self.get_vca_id(db_vnfrs_dict[vca["member-vnf-index"]], db_nsr)
+ vca_member_vnf_index = vca.get("member-vnf-index")
+ vca_id = self.get_vca_id(
+ db_vnfrs_dict.get(vca_member_vnf_index)
+ if vca_member_vnf_index
+ else None,
+ db_nsr,
+ )
if not vca or not vca.get("ee_id"):
continue
if not vca.get("member-vnf-index"):
db_vnfd = db_vnfds_from_member_index[vca["member-vnf-index"]]
config_descriptor = get_configuration(db_vnfd, db_vnfd["id"])
vca_type = vca.get("type")
- exec_terminate_primitives = (not operation_params.get("skip_terminate_primitives") and
- vca.get("needed_terminate"))
+ exec_terminate_primitives = not operation_params.get(
+ "skip_terminate_primitives"
+ ) and vca.get("needed_terminate")
# For helm we must destroy_ee. Also for native_charm, as juju_model cannot be deleted if there are
# pending native charms
- destroy_ee = True if vca_type in ("helm", "helm-v3", "native_charm") else False
+ destroy_ee = (
+ True if vca_type in ("helm", "helm-v3", "native_charm") else False
+ )
# self.logger.debug(logging_text + "vca_index: {}, ee_id: {}, vca_type: {} destroy_ee: {}".format(
# vca_index, vca.get("ee_id"), vca_type, destroy_ee))
task = asyncio.ensure_future(
# wait for pending tasks of terminate primitives
if tasks_dict_info:
- self.logger.debug(logging_text + 'Waiting for tasks {}'.format(list(tasks_dict_info.keys())))
- error_list = await self._wait_for_tasks(logging_text, tasks_dict_info,
- min(self.timeout_charm_delete, timeout_ns_terminate),
- stage, nslcmop_id)
+ self.logger.debug(
+ logging_text
+ + "Waiting for tasks {}".format(list(tasks_dict_info.keys()))
+ )
+ error_list = await self._wait_for_tasks(
+ logging_text,
+ tasks_dict_info,
+ min(self.timeout.charm_delete, timeout_ns_terminate),
+ stage,
+ nslcmop_id,
+ )
tasks_dict_info.clear()
if error_list:
- return # raise LcmException("; ".join(error_list))
+ return # raise LcmException("; ".join(error_list))
# remove All execution environments at once
stage[0] = "Stage 3/3 delete all."
task_delete_ee = asyncio.ensure_future(
asyncio.wait_for(
self._delete_all_N2VC(db_nsr=db_nsr, vca_id=vca_id),
- timeout=self.timeout_charm_delete
+ timeout=self.timeout.charm_delete,
)
)
# task_delete_ee = asyncio.ensure_future(self.n2vc.delete_namespace(namespace="." + nsr_id))
tasks_dict_info[task_delete_ee] = "Terminating all VCA"
+ # Delete Namespace and Certificates if necessary
+ if check_helm_ee_in_ns(list(db_vnfds_from_member_index.values())):
+ await self.vca_map["helm-v3"].delete_tls_certificate(
+ namespace=db_nslcmop["nsInstanceId"],
+ certificate_name=self.EE_TLS_NAME,
+ )
+ await self.vca_map["helm-v3"].delete_namespace(
+ namespace=db_nslcmop["nsInstanceId"],
+ )
+
# Delete from k8scluster
stage[1] = "Deleting KDUs."
self.logger.debug(logging_text + stage[1])
cluster_uuid=kdu.get("k8scluster-uuid"),
kdu_instance=kdu_instance,
vca_id=vca_id,
+ namespace=kdu.get("namespace"),
)
)
else:
- self.logger.error(logging_text + "Unknown k8s deployment type {}".
- format(kdu.get("k8scluster-type")))
+ self.logger.error(
+ logging_text
+ + "Unknown k8s deployment type {}".format(
+ kdu.get("k8scluster-type")
+ )
+ )
continue
- tasks_dict_info[task_delete_kdu_instance] = "Terminating KDU '{}'".format(kdu.get("kdu-name"))
+ tasks_dict_info[
+ task_delete_kdu_instance
+ ] = "Terminating KDU '{}'".format(kdu.get("kdu-name"))
# remove from RO
stage[1] = "Deleting ns from VIM."
- if self.ng_ro:
+ if self.ro_config.ng:
task_delete_ro = asyncio.ensure_future(
- self._terminate_ng_ro(logging_text, nsr_deployed, nsr_id, nslcmop_id, stage))
- else:
- task_delete_ro = asyncio.ensure_future(
- self._terminate_RO(logging_text, nsr_deployed, nsr_id, nslcmop_id, stage))
- tasks_dict_info[task_delete_ro] = "Removing deployment from VIM"
+ self._terminate_ng_ro(
+ logging_text, nsr_deployed, nsr_id, nslcmop_id, stage
+ )
+ )
+ tasks_dict_info[task_delete_ro] = "Removing deployment from VIM"
# rest of staff will be done at finally
- except (ROclient.ROClientException, DbException, LcmException, N2VCException) as e:
+ except (
+ ROclient.ROClientException,
+ DbException,
+ LcmException,
+ N2VCException,
+ ) as e:
self.logger.error(logging_text + "Exit Exception {}".format(e))
exc = e
except asyncio.CancelledError:
- self.logger.error(logging_text + "Cancelled Exception while '{}'".format(stage[1]))
+ self.logger.error(
+ logging_text + "Cancelled Exception while '{}'".format(stage[1])
+ )
exc = "Operation was cancelled"
except Exception as e:
exc = traceback.format_exc()
- self.logger.critical(logging_text + "Exit Exception while '{}': {}".format(stage[1], e), exc_info=True)
+ self.logger.critical(
+ logging_text + "Exit Exception while '{}': {}".format(stage[1], e),
+ exc_info=True,
+ )
finally:
if exc:
error_list.append(str(exc))
if tasks_dict_info:
stage[1] = "Waiting for terminate pending tasks."
self.logger.debug(logging_text + stage[1])
- error_list += await self._wait_for_tasks(logging_text, tasks_dict_info, timeout_ns_terminate,
- stage, nslcmop_id)
+ error_list += await self._wait_for_tasks(
+ logging_text,
+ tasks_dict_info,
+ timeout_ns_terminate,
+ stage,
+ nslcmop_id,
+ )
stage[1] = stage[2] = ""
except asyncio.CancelledError:
error_list.append("Cancelled")
if error_list:
error_detail = "; ".join(error_list)
# self.logger.error(logging_text + error_detail)
- error_description_nslcmop = '{} Detail: {}'.format(stage[0], error_detail)
- error_description_nsr = 'Operation: TERMINATING.{}, {}.'.format(nslcmop_id, stage[0])
+ error_description_nslcmop = "{} Detail: {}".format(
+ stage[0], error_detail
+ )
+ error_description_nsr = "Operation: TERMINATING.{}, {}.".format(
+ nslcmop_id, stage[0]
+ )
db_nsr_update["operational-status"] = "failed"
- db_nsr_update["detailed-status"] = error_description_nsr + " Detail: " + error_detail
+ db_nsr_update["detailed-status"] = (
+ error_description_nsr + " Detail: " + error_detail
+ )
db_nslcmop_update["detailed-status"] = error_detail
nslcmop_operation_state = "FAILED"
ns_state = "BROKEN"
current_operation_id=None,
error_description=error_description_nsr,
error_detail=error_detail,
- other_update=db_nsr_update
+ other_update=db_nsr_update,
)
self._write_op_status(
op_id=nslcmop_id,
)
if ns_state == "NOT_INSTANTIATED":
try:
- self.db.set_list("vnfrs", {"nsr-id-ref": nsr_id}, {"_admin.nsState": "NOT_INSTANTIATED"})
+ self.db.set_list(
+ "vnfrs",
+ {"nsr-id-ref": nsr_id},
+ {"_admin.nsState": "NOT_INSTANTIATED"},
+ )
except DbException as e:
- self.logger.warn(logging_text + 'Error writing VNFR status for nsr-id-ref: {} -> {}'.
- format(nsr_id, e))
+ self.logger.warn(
+ logging_text
+ + "Error writing VNFR status for nsr-id-ref: {} -> {}".format(
+ nsr_id, e
+ )
+ )
if operation_params:
autoremove = operation_params.get("autoremove", False)
if nslcmop_operation_state:
try:
- await self.msg.aiowrite("ns", "terminated", {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id,
- "operationState": nslcmop_operation_state,
- "autoremove": autoremove},
- loop=self.loop)
+ await self.msg.aiowrite(
+ "ns",
+ "terminated",
+ {
+ "nsr_id": nsr_id,
+ "nslcmop_id": nslcmop_id,
+ "operationState": nslcmop_operation_state,
+ "autoremove": autoremove,
+ },
+ )
except Exception as e:
- self.logger.error(logging_text + "kafka_write notification Exception {}".format(e))
+ self.logger.error(
+ logging_text + "kafka_write notification Exception {}".format(e)
+ )
+ self.logger.debug(f"Deleting alerts: ns_id={nsr_id}")
+ self.db.del_list("alerts", {"tags.ns_id": nsr_id})
self.logger.debug(logging_text + "Exit")
self.lcm_tasks.remove("ns", nsr_id, nslcmop_id, "ns_terminate")
- async def _wait_for_tasks(self, logging_text, created_tasks_info, timeout, stage, nslcmop_id, nsr_id=None):
+ async def _wait_for_tasks(
+ self, logging_text, created_tasks_info, timeout, stage, nslcmop_id, nsr_id=None
+ ):
time_start = time()
error_detail_list = []
error_list = []
while pending_tasks:
new_error = None
_timeout = timeout + time_start - time()
- done, pending_tasks = await asyncio.wait(pending_tasks, timeout=_timeout,
- return_when=asyncio.FIRST_COMPLETED)
+ done, pending_tasks = await asyncio.wait(
+ pending_tasks, timeout=_timeout, return_when=asyncio.FIRST_COMPLETED
+ )
num_done += len(done)
- if not done: # Timeout
+ if not done: # Timeout
for task in pending_tasks:
new_error = created_tasks_info[task] + ": Timeout"
error_detail_list.append(new_error)
new_error = created_tasks_info[task] + ": {}".format(exc)
error_list.append(created_tasks_info[task])
error_detail_list.append(new_error)
- if isinstance(exc, (str, DbException, N2VCException, ROclient.ROClientException, LcmException,
- K8sException, NgRoException)):
+ if isinstance(
+ exc,
+ (
+ str,
+ DbException,
+ N2VCException,
+ ROclient.ROClientException,
+ LcmException,
+ K8sException,
+ NgRoException,
+ ),
+ ):
self.logger.error(logging_text + new_error)
else:
- exc_traceback = "".join(traceback.format_exception(None, exc, exc.__traceback__))
- self.logger.error(logging_text + created_tasks_info[task] + " " + exc_traceback)
+ exc_traceback = "".join(
+ traceback.format_exception(None, exc, exc.__traceback__)
+ )
+ self.logger.error(
+ logging_text
+ + created_tasks_info[task]
+ + " "
+ + exc_traceback
+ )
else:
- self.logger.debug(logging_text + created_tasks_info[task] + ": Done")
+ self.logger.debug(
+ logging_text + created_tasks_info[task] + ": Done"
+ )
stage[1] = "{}/{}.".format(num_done, num_tasks)
if new_error:
stage[1] += " Errors: " + ". ".join(error_detail_list) + "."
if nsr_id: # update also nsr
- self.update_db_2("nsrs", nsr_id, {"errorDescription": "Error at: " + ", ".join(error_list),
- "errorDetail": ". ".join(error_detail_list)})
+ self.update_db_2(
+ "nsrs",
+ nsr_id,
+ {
+ "errorDescription": "Error at: " + ", ".join(error_list),
+ "errorDetail": ". ".join(error_detail_list),
+ },
+ )
self._write_op_status(nslcmop_id, stage)
return error_detail_list
calculated_params[param_name] = parameter["value"]
else:
calculated_params[param_name] = parameter["default-value"]
- if isinstance(calculated_params[param_name], str) and calculated_params[param_name].startswith("<") \
- and calculated_params[param_name].endswith(">"):
+ if (
+ isinstance(calculated_params[param_name], str)
+ and calculated_params[param_name].startswith("<")
+ and calculated_params[param_name].endswith(">")
+ ):
if calculated_params[param_name][1:-1] in instantiation_params:
- calculated_params[param_name] = instantiation_params[calculated_params[param_name][1:-1]]
+ calculated_params[param_name] = instantiation_params[
+ calculated_params[param_name][1:-1]
+ ]
else:
- raise LcmException("Parameter {} needed to execute primitive {} not provided".
- format(calculated_params[param_name], primitive_desc["name"]))
+ raise LcmException(
+ "Parameter {} needed to execute primitive {} not provided".format(
+ calculated_params[param_name], primitive_desc["name"]
+ )
+ )
else:
- raise LcmException("Parameter {} needed to execute primitive {} not provided".
- format(param_name, primitive_desc["name"]))
+ raise LcmException(
+ "Parameter {} needed to execute primitive {} not provided".format(
+ param_name, primitive_desc["name"]
+ )
+ )
if isinstance(calculated_params[param_name], (dict, list, tuple)):
- calculated_params[param_name] = yaml.safe_dump(calculated_params[param_name],
- default_flow_style=True, width=256)
- elif isinstance(calculated_params[param_name], str) and calculated_params[param_name].startswith("!!yaml "):
+ calculated_params[param_name] = yaml.safe_dump(
+ calculated_params[param_name], default_flow_style=True, width=256
+ )
+ elif isinstance(calculated_params[param_name], str) and calculated_params[
+ param_name
+ ].startswith("!!yaml "):
calculated_params[param_name] = calculated_params[param_name][7:]
if parameter.get("data-type") == "INTEGER":
try:
calculated_params[param_name] = int(calculated_params[param_name])
except ValueError: # error converting string to int
raise LcmException(
- "Parameter {} of primitive {} must be integer".format(param_name, primitive_desc["name"]))
+ "Parameter {} of primitive {} must be integer".format(
+ param_name, primitive_desc["name"]
+ )
+ )
elif parameter.get("data-type") == "BOOLEAN":
- calculated_params[param_name] = not ((str(calculated_params[param_name])).lower() == 'false')
+ calculated_params[param_name] = not (
+ (str(calculated_params[param_name])).lower() == "false"
+ )
# add always ns_config_info if primitive name is config
if primitive_desc["name"] == "config":
if "ns_config_info" in instantiation_params:
- calculated_params["ns_config_info"] = instantiation_params["ns_config_info"]
+ calculated_params["ns_config_info"] = instantiation_params[
+ "ns_config_info"
+ ]
return calculated_params
- def _look_for_deployed_vca(self, deployed_vca, member_vnf_index, vdu_id, vdu_count_index, kdu_name=None,
- ee_descriptor_id=None):
+ def _look_for_deployed_vca(
+ self,
+ deployed_vca,
+ member_vnf_index,
+ vdu_id,
+ vdu_count_index,
+ kdu_name=None,
+ ee_descriptor_id=None,
+ ):
# find vca_deployed record for this action. Raise LcmException if not found or there is not any id.
for vca in deployed_vca:
if not vca:
continue
if member_vnf_index != vca["member-vnf-index"] or vdu_id != vca["vdu_id"]:
continue
- if vdu_count_index is not None and vdu_count_index != vca["vdu_count_index"]:
+ if (
+ vdu_count_index is not None
+ and vdu_count_index != vca["vdu_count_index"]
+ ):
continue
if kdu_name and kdu_name != vca["kdu_name"]:
continue
break
else:
# vca_deployed not found
- raise LcmException("charm for member_vnf_index={} vdu_id={}.{} kdu_name={} execution-environment-list.id={}"
- " is not deployed".format(member_vnf_index, vdu_id, vdu_count_index, kdu_name,
- ee_descriptor_id))
+ raise LcmException(
+ "charm for member_vnf_index={} vdu_id={}.{} kdu_name={} execution-environment-list.id={}"
+ " is not deployed".format(
+ member_vnf_index,
+ vdu_id,
+ vdu_count_index,
+ kdu_name,
+ ee_descriptor_id,
+ )
+ )
# get ee_id
ee_id = vca.get("ee_id")
- vca_type = vca.get("type", "lxc_proxy_charm") # default value for backward compatibility - proxy charm
+ vca_type = vca.get(
+ "type", "lxc_proxy_charm"
+ ) # default value for backward compatibility - proxy charm
if not ee_id:
- raise LcmException("charm for member_vnf_index={} vdu_id={} kdu_name={} vdu_count_index={} has not "
- "execution environment"
- .format(member_vnf_index, vdu_id, kdu_name, vdu_count_index))
+ raise LcmException(
+ "charm for member_vnf_index={} vdu_id={} kdu_name={} vdu_count_index={} has not "
+ "execution environment".format(
+ member_vnf_index, vdu_id, kdu_name, vdu_count_index
+ )
+ )
return ee_id, vca_type
async def _ns_execute_primitive(
ee_id=ee_id,
primitive_name=primitive,
params_dict=primitive_params,
- progress_timeout=self.timeout_progress_primitive,
- total_timeout=self.timeout_primitive,
+ progress_timeout=self.timeout.progress_primitive,
+ total_timeout=self.timeout.primitive,
db_dict=db_dict,
vca_id=vca_id,
+ vca_type=vca_type,
),
- timeout=timeout or self.timeout_primitive)
+ timeout=timeout or self.timeout.primitive,
+ )
# execution was OK
break
except asyncio.CancelledError:
raise
- except Exception as e: # asyncio.TimeoutError
- if isinstance(e, asyncio.TimeoutError):
- e = "Timeout"
+ except Exception as e:
retries -= 1
if retries >= 0:
- self.logger.debug('Error executing action {} on {} -> {}'.format(primitive, ee_id, e))
+ self.logger.debug(
+ "Error executing action {} on {} -> {}".format(
+ primitive, ee_id, e
+ )
+ )
# wait and retry
- await asyncio.sleep(retries_interval, loop=self.loop)
+ await asyncio.sleep(retries_interval)
else:
- return 'FAILED', str(e)
+ if isinstance(e, asyncio.TimeoutError):
+ e = N2VCException(
+ message="Timed out waiting for action to complete"
+ )
+ return "FAILED", getattr(e, "message", repr(e))
- return 'COMPLETED', output
+ return "COMPLETED", output
except (LcmException, asyncio.CancelledError):
raise
except Exception as e:
- return 'FAIL', 'Error executing action {}: {}'.format(primitive, e)
+ return "FAIL", "Error executing action {}: {}".format(primitive, e)
async def vca_status_refresh(self, nsr_id, nslcmop_id):
"""
self.logger.debug("Task ns={} action={} Enter".format(nsr_id, nslcmop_id))
db_nsr = self.db.get_one("nsrs", {"_id": nsr_id})
vca_id = self.get_vca_id({}, db_nsr)
- if db_nsr['_admin']['deployed']['K8s']:
- for k8s_index, k8s in enumerate(db_nsr['_admin']['deployed']['K8s']):
- cluster_uuid, kdu_instance = k8s["k8scluster-uuid"], k8s["kdu-instance"]
- await self._on_update_k8s_db(cluster_uuid, kdu_instance, filter={'_id': nsr_id}, vca_id=vca_id)
+ if db_nsr["_admin"]["deployed"]["K8s"]:
+ for _, k8s in enumerate(db_nsr["_admin"]["deployed"]["K8s"]):
+ cluster_uuid, kdu_instance, cluster_type = (
+ k8s["k8scluster-uuid"],
+ k8s["kdu-instance"],
+ k8s["k8scluster-type"],
+ )
+ await self._on_update_k8s_db(
+ cluster_uuid=cluster_uuid,
+ kdu_instance=kdu_instance,
+ filter={"_id": nsr_id},
+ vca_id=vca_id,
+ cluster_type=cluster_type,
+ )
else:
- for vca_index, _ in enumerate(db_nsr['_admin']['deployed']['VCA']):
+ for vca_index, _ in enumerate(db_nsr["_admin"]["deployed"]["VCA"]):
table, filter = "nsrs", {"_id": nsr_id}
path = "_admin.deployed.VCA.{}.".format(vca_index)
await self._on_update_n2vc_db(table, filter, path, {})
async def action(self, nsr_id, nslcmop_id):
# Try to lock HA task here
- task_is_locked_by_me = self.lcm_tasks.lock_HA('ns', 'nslcmops', nslcmop_id)
+ task_is_locked_by_me = self.lcm_tasks.lock_HA("ns", "nslcmops", nslcmop_id)
if not task_is_locked_by_me:
return
nslcmop_operation_state = None
error_description_nslcmop = None
exc = None
+ step = ""
try:
# wait for any previous tasks in process
step = "Waiting for previous operations to terminate"
- await self.lcm_tasks.waitfor_related_HA('ns', 'nslcmops', nslcmop_id)
+ await self.lcm_tasks.waitfor_related_HA("ns", "nslcmops", nslcmop_id)
self._write_ns_status(
nsr_id=nsr_id,
ns_state=None,
current_operation="RUNNING ACTION",
- current_operation_id=nslcmop_id
+ current_operation_id=nslcmop_id,
)
step = "Getting information from database"
db_nslcmop = self.db.get_one("nslcmops", {"_id": nslcmop_id})
db_nsr = self.db.get_one("nsrs", {"_id": nsr_id})
+ if db_nslcmop["operationParams"].get("primitive_params"):
+ db_nslcmop["operationParams"]["primitive_params"] = json.loads(
+ db_nslcmop["operationParams"]["primitive_params"]
+ )
nsr_deployed = db_nsr["_admin"].get("deployed")
vnf_index = db_nslcmop["operationParams"].get("member_vnf_index")
vdu_count_index = db_nslcmop["operationParams"].get("vdu_count_index")
primitive = db_nslcmop["operationParams"]["primitive"]
primitive_params = db_nslcmop["operationParams"]["primitive_params"]
- timeout_ns_action = db_nslcmop["operationParams"].get("timeout_ns_action", self.timeout_primitive)
+ timeout_ns_action = db_nslcmop["operationParams"].get(
+ "timeout_ns_action", self.timeout.primitive
+ )
if vnf_index:
step = "Getting vnfr from database"
- db_vnfr = self.db.get_one("vnfrs", {"member-vnf-index-ref": vnf_index, "nsr-id-ref": nsr_id})
+ db_vnfr = self.db.get_one(
+ "vnfrs", {"member-vnf-index-ref": vnf_index, "nsr-id-ref": nsr_id}
+ )
+ if db_vnfr.get("kdur"):
+ kdur_list = []
+ for kdur in db_vnfr["kdur"]:
+ if kdur.get("additionalParams"):
+ kdur["additionalParams"] = json.loads(
+ kdur["additionalParams"]
+ )
+ kdur_list.append(kdur)
+ db_vnfr["kdur"] = kdur_list
step = "Getting vnfd from database"
db_vnfd = self.db.get_one("vnfds", {"_id": db_vnfr["vnfd-id"]})
+
+ # Sync filesystem before running a primitive
+ self.fs.sync(db_vnfr["vnfd-id"])
else:
step = "Getting nsd from database"
db_nsd = self.db.get_one("nsds", {"_id": db_nsr["nsd-id"]})
else:
descriptor_configuration = db_nsd.get("ns-configuration")
- if descriptor_configuration and descriptor_configuration.get("config-primitive"):
+ if descriptor_configuration and descriptor_configuration.get(
+ "config-primitive"
+ ):
for config_primitive in descriptor_configuration["config-primitive"]:
if config_primitive["name"] == primitive:
config_primitive_desc = config_primitive
if not config_primitive_desc:
if not (kdu_name and primitive in ("upgrade", "rollback", "status")):
- raise LcmException("Primitive {} not found at [ns|vnf|vdu]-configuration:config-primitive ".
- format(primitive))
+ raise LcmException(
+ "Primitive {} not found at [ns|vnf|vdu]-configuration:config-primitive ".format(
+ primitive
+ )
+ )
primitive_name = primitive
ee_descriptor_id = None
else:
- primitive_name = config_primitive_desc.get("execution-environment-primitive", primitive)
- ee_descriptor_id = config_primitive_desc.get("execution-environment-ref")
+ primitive_name = config_primitive_desc.get(
+ "execution-environment-primitive", primitive
+ )
+ ee_descriptor_id = config_primitive_desc.get(
+ "execution-environment-ref"
+ )
if vnf_index:
if vdu_id:
- vdur = next((x for x in db_vnfr["vdur"] if x["vdu-id-ref"] == vdu_id), None)
+ vdur = next(
+ (x for x in db_vnfr["vdur"] if x["vdu-id-ref"] == vdu_id), None
+ )
desc_params = parse_yaml_strings(vdur.get("additionalParams"))
elif kdu_name:
- kdur = next((x for x in db_vnfr["kdur"] if x["kdu-name"] == kdu_name), None)
+ kdur = next(
+ (x for x in db_vnfr["kdur"] if x["kdu-name"] == kdu_name), None
+ )
desc_params = parse_yaml_strings(kdur.get("additionalParams"))
else:
- desc_params = parse_yaml_strings(db_vnfr.get("additionalParamsForVnf"))
+ desc_params = parse_yaml_strings(
+ db_vnfr.get("additionalParamsForVnf")
+ )
else:
desc_params = parse_yaml_strings(db_nsr.get("additionalParamsForNs"))
if kdu_name and get_configuration(db_vnfd, kdu_name):
actions.add(primitive["name"])
for primitive in kdu_configuration.get("config-primitive", []):
actions.add(primitive["name"])
- kdu_action = True if primitive_name in actions else False
+ kdu = find_in_list(
+ nsr_deployed["K8s"],
+ lambda kdu: kdu_name == kdu["kdu-name"]
+ and kdu["member-vnf-index"] == vnf_index,
+ )
+ kdu_action = (
+ True
+ if primitive_name in actions
+ and kdu["k8scluster-type"] not in ("helm-chart", "helm-chart-v3")
+ else False
+ )
# TODO check if ns is in a proper status
- if kdu_name and (primitive_name in ("upgrade", "rollback", "status") or kdu_action):
+ if kdu_name and (
+ primitive_name in ("upgrade", "rollback", "status") or kdu_action
+ ):
# kdur and desc_params already set from before
if primitive_params:
desc_params.update(primitive_params)
# TODO Check if we will need something at vnf level
for index, kdu in enumerate(get_iterable(nsr_deployed, "K8s")):
- if kdu_name == kdu["kdu-name"] and kdu["member-vnf-index"] == vnf_index:
+ if (
+ kdu_name == kdu["kdu-name"]
+ and kdu["member-vnf-index"] == vnf_index
+ ):
break
else:
- raise LcmException("KDU '{}' for vnf '{}' not deployed".format(kdu_name, vnf_index))
+ raise LcmException(
+ "KDU '{}' for vnf '{}' not deployed".format(kdu_name, vnf_index)
+ )
if kdu.get("k8scluster-type") not in self.k8scluster_map:
- msg = "unknown k8scluster-type '{}'".format(kdu.get("k8scluster-type"))
+ msg = "unknown k8scluster-type '{}'".format(
+ kdu.get("k8scluster-type")
+ )
raise LcmException(msg)
- db_dict = {"collection": "nsrs",
- "filter": {"_id": nsr_id},
- "path": "_admin.deployed.K8s.{}".format(index)}
- self.logger.debug(logging_text + "Exec k8s {} on {}.{}".format(primitive_name, vnf_index, kdu_name))
+ db_dict = {
+ "collection": "nsrs",
+ "filter": {"_id": nsr_id},
+ "path": "_admin.deployed.K8s.{}".format(index),
+ }
+ self.logger.debug(
+ logging_text
+ + "Exec k8s {} on {}.{}".format(primitive_name, vnf_index, kdu_name)
+ )
step = "Executing kdu {}".format(primitive_name)
if primitive_name == "upgrade":
if desc_params.get("kdu_model"):
del desc_params["kdu_model"]
else:
kdu_model = kdu.get("kdu-model")
- parts = kdu_model.split(sep=":")
- if len(parts) == 2:
- kdu_model = parts[0]
+ if kdu_model.count("/") < 2: # helm chart is not embedded
+ parts = kdu_model.split(sep=":")
+ if len(parts) == 2:
+ kdu_model = parts[0]
+ if desc_params.get("kdu_atomic_upgrade"):
+ atomic_upgrade = desc_params.get(
+ "kdu_atomic_upgrade"
+ ).lower() in ("yes", "true", "1")
+ del desc_params["kdu_atomic_upgrade"]
+ else:
+ atomic_upgrade = True
detailed_status = await asyncio.wait_for(
self.k8scluster_map[kdu["k8scluster-type"]].upgrade(
cluster_uuid=kdu.get("k8scluster-uuid"),
kdu_instance=kdu.get("kdu-instance"),
- atomic=True, kdu_model=kdu_model,
- params=desc_params, db_dict=db_dict,
- timeout=timeout_ns_action),
- timeout=timeout_ns_action + 10)
- self.logger.debug(logging_text + " Upgrade of kdu {} done".format(detailed_status))
+ atomic=atomic_upgrade,
+ kdu_model=kdu_model,
+ params=desc_params,
+ db_dict=db_dict,
+ timeout=timeout_ns_action,
+ ),
+ timeout=timeout_ns_action + 10,
+ )
+ self.logger.debug(
+ logging_text + " Upgrade of kdu {} done".format(detailed_status)
+ )
elif primitive_name == "rollback":
detailed_status = await asyncio.wait_for(
self.k8scluster_map[kdu["k8scluster-type"]].rollback(
cluster_uuid=kdu.get("k8scluster-uuid"),
kdu_instance=kdu.get("kdu-instance"),
- db_dict=db_dict),
- timeout=timeout_ns_action)
+ db_dict=db_dict,
+ ),
+ timeout=timeout_ns_action,
+ )
elif primitive_name == "status":
detailed_status = await asyncio.wait_for(
self.k8scluster_map[kdu["k8scluster-type"]].status_kdu(
kdu_instance=kdu.get("kdu-instance"),
vca_id=vca_id,
),
- timeout=timeout_ns_action
+ timeout=timeout_ns_action,
)
else:
- kdu_instance = kdu.get("kdu-instance") or "{}-{}".format(kdu["kdu-name"], nsr_id)
- params = self._map_primitive_params(config_primitive_desc, primitive_params, desc_params)
+ kdu_instance = kdu.get("kdu-instance") or "{}-{}".format(
+ kdu["kdu-name"], nsr_id
+ )
+ params = self._map_primitive_params(
+ config_primitive_desc, primitive_params, desc_params
+ )
detailed_status = await asyncio.wait_for(
self.k8scluster_map[kdu["k8scluster-type"]].exec_primitive(
cluster_uuid=kdu.get("k8scluster-uuid"),
kdu_instance=kdu_instance,
primitive_name=primitive_name,
- params=params, db_dict=db_dict,
+ params=params,
+ db_dict=db_dict,
timeout=timeout_ns_action,
vca_id=vca_id,
),
- timeout=timeout_ns_action
+ timeout=timeout_ns_action,
)
if detailed_status:
- nslcmop_operation_state = 'COMPLETED'
+ nslcmop_operation_state = "COMPLETED"
else:
- detailed_status = ''
- nslcmop_operation_state = 'FAILED'
+ detailed_status = ""
+ nslcmop_operation_state = "FAILED"
else:
- ee_id, vca_type = self._look_for_deployed_vca(nsr_deployed["VCA"], member_vnf_index=vnf_index,
- vdu_id=vdu_id, vdu_count_index=vdu_count_index,
- ee_descriptor_id=ee_descriptor_id)
- for vca_index, vca_deployed in enumerate(db_nsr['_admin']['deployed']['VCA']):
+ ee_id, vca_type = self._look_for_deployed_vca(
+ nsr_deployed["VCA"],
+ member_vnf_index=vnf_index,
+ vdu_id=vdu_id,
+ vdu_count_index=vdu_count_index,
+ ee_descriptor_id=ee_descriptor_id,
+ )
+ for vca_index, vca_deployed in enumerate(
+ db_nsr["_admin"]["deployed"]["VCA"]
+ ):
if vca_deployed.get("member-vnf-index") == vnf_index:
- db_dict = {"collection": "nsrs",
- "filter": {"_id": nsr_id},
- "path": "_admin.deployed.VCA.{}.".format(vca_index)}
+ db_dict = {
+ "collection": "nsrs",
+ "filter": {"_id": nsr_id},
+ "path": "_admin.deployed.VCA.{}.".format(vca_index),
+ }
break
- nslcmop_operation_state, detailed_status = await self._ns_execute_primitive(
+ (
+ nslcmop_operation_state,
+ detailed_status,
+ ) = await self._ns_execute_primitive(
ee_id,
primitive=primitive_name,
- primitive_params=self._map_primitive_params(config_primitive_desc, primitive_params, desc_params),
+ primitive_params=self._map_primitive_params(
+ config_primitive_desc, primitive_params, desc_params
+ ),
timeout=timeout_ns_action,
vca_type=vca_type,
db_dict=db_dict,
)
db_nslcmop_update["detailed-status"] = detailed_status
- error_description_nslcmop = detailed_status if nslcmop_operation_state == "FAILED" else ""
- self.logger.debug(logging_text + " task Done with result {} {}".format(nslcmop_operation_state,
- detailed_status))
+ error_description_nslcmop = (
+ detailed_status if nslcmop_operation_state == "FAILED" else ""
+ )
+ self.logger.debug(
+ logging_text
+ + "Done with result {} {}".format(
+ nslcmop_operation_state, detailed_status
+ )
+ )
return # database update is called inside finally
except (DbException, LcmException, N2VCException, K8sException) as e:
self.logger.error(logging_text + "Exit Exception {}".format(e))
exc = e
except asyncio.CancelledError:
- self.logger.error(logging_text + "Cancelled Exception while '{}'".format(step))
+ self.logger.error(
+ logging_text + "Cancelled Exception while '{}'".format(step)
+ )
exc = "Operation was cancelled"
except asyncio.TimeoutError:
self.logger.error(logging_text + "Timeout while '{}'".format(step))
exc = "Timeout"
except Exception as e:
exc = traceback.format_exc()
- self.logger.critical(logging_text + "Exit Exception {} {}".format(type(e).__name__, e), exc_info=True)
+ self.logger.critical(
+ logging_text + "Exit Exception {} {}".format(type(e).__name__, e),
+ exc_info=True,
+ )
finally:
if exc:
- db_nslcmop_update["detailed-status"] = detailed_status = error_description_nslcmop = \
- "FAILED {}: {}".format(step, exc)
+ db_nslcmop_update[
+ "detailed-status"
+ ] = (
+ detailed_status
+ ) = error_description_nslcmop = "FAILED {}: {}".format(step, exc)
nslcmop_operation_state = "FAILED"
if db_nsr:
self._write_ns_status(
nsr_id=nsr_id,
- ns_state=db_nsr["nsState"], # TODO check if degraded. For the moment use previous status
+ ns_state=db_nsr[
+ "nsState"
+ ], # TODO check if degraded. For the moment use previous status
current_operation="IDLE",
current_operation_id=None,
# error_description=error_description_nsr,
# error_detail=error_detail,
- other_update=db_nsr_update
+ other_update=db_nsr_update,
)
- self._write_op_status(op_id=nslcmop_id, stage="", error_message=error_description_nslcmop,
- operation_state=nslcmop_operation_state, other_update=db_nslcmop_update)
+ self._write_op_status(
+ op_id=nslcmop_id,
+ stage="",
+ error_message=error_description_nslcmop,
+ operation_state=nslcmop_operation_state,
+ other_update=db_nslcmop_update,
+ )
if nslcmop_operation_state:
try:
- await self.msg.aiowrite("ns", "actioned", {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id,
- "operationState": nslcmop_operation_state},
- loop=self.loop)
+ await self.msg.aiowrite(
+ "ns",
+ "actioned",
+ {
+ "nsr_id": nsr_id,
+ "nslcmop_id": nslcmop_id,
+ "operationState": nslcmop_operation_state,
+ },
+ )
except Exception as e:
- self.logger.error(logging_text + "kafka_write notification Exception {}".format(e))
+ self.logger.error(
+ logging_text + "kafka_write notification Exception {}".format(e)
+ )
self.logger.debug(logging_text + "Exit")
self.lcm_tasks.remove("ns", nsr_id, nslcmop_id, "ns_action")
return nslcmop_operation_state, detailed_status
- async def scale(self, nsr_id, nslcmop_id):
- # Try to lock HA task here
- task_is_locked_by_me = self.lcm_tasks.lock_HA('ns', 'nslcmops', nslcmop_id)
- if not task_is_locked_by_me:
- return
-
- logging_text = "Task ns={} scale={} ".format(nsr_id, nslcmop_id)
- stage = ['', '', '']
- tasks_dict_info = {}
- # ^ stage, step, VIM progress
- self.logger.debug(logging_text + "Enter")
- # get all needed from database
- db_nsr = None
- db_nslcmop_update = {}
- db_nsr_update = {}
- exc = None
- # in case of error, indicates what part of scale was failed to put nsr at error status
- scale_process = None
- old_operational_status = ""
- old_config_status = ""
- nsi_id = None
- try:
- # wait for any previous tasks in process
- step = "Waiting for previous operations to terminate"
- await self.lcm_tasks.waitfor_related_HA('ns', 'nslcmops', nslcmop_id)
- self._write_ns_status(nsr_id=nsr_id, ns_state=None,
- current_operation="SCALING", current_operation_id=nslcmop_id)
-
- step = "Getting nslcmop from database"
- self.logger.debug(step + " after having waited for previous tasks to be completed")
- db_nslcmop = self.db.get_one("nslcmops", {"_id": nslcmop_id})
+ async def terminate_vdus(
+ self, db_vnfr, member_vnf_index, db_nsr, update_db_nslcmops, stage, logging_text
+ ):
+ """This method terminates VDUs
- step = "Getting nsr from database"
- db_nsr = self.db.get_one("nsrs", {"_id": nsr_id})
- old_operational_status = db_nsr["operational-status"]
- old_config_status = db_nsr["config-status"]
+ Args:
+ db_vnfr: VNF instance record
+ member_vnf_index: VNF index to identify the VDUs to be removed
+ db_nsr: NS instance record
+ update_db_nslcmops: Nslcmop update record
+ """
+ vca_scaling_info = []
+ scaling_info = {"scaling_group_name": "vdu_autoscale", "vdu": [], "kdu": []}
+ scaling_info["scaling_direction"] = "IN"
+ scaling_info["vdu-delete"] = {}
+ scaling_info["kdu-delete"] = {}
+ db_vdur = db_vnfr.get("vdur")
+ vdur_list = copy(db_vdur)
+ count_index = 0
+ for index, vdu in enumerate(vdur_list):
+ vca_scaling_info.append(
+ {
+ "osm_vdu_id": vdu["vdu-id-ref"],
+ "member-vnf-index": member_vnf_index,
+ "type": "delete",
+ "vdu_index": count_index,
+ }
+ )
+ scaling_info["vdu-delete"][vdu["vdu-id-ref"]] = count_index
+ scaling_info["vdu"].append(
+ {
+ "name": vdu.get("name") or vdu.get("vdu-name"),
+ "vdu_id": vdu["vdu-id-ref"],
+ "interface": [],
+ }
+ )
+ for interface in vdu["interfaces"]:
+ scaling_info["vdu"][index]["interface"].append(
+ {
+ "name": interface["name"],
+ "ip_address": interface["ip-address"],
+ "mac_address": interface.get("mac-address"),
+ }
+ )
+ self.logger.info("NS update scaling info{}".format(scaling_info))
+ stage[2] = "Terminating VDUs"
+ if scaling_info.get("vdu-delete"):
+ # scale_process = "RO"
+ if self.ro_config.ng:
+ await self._scale_ng_ro(
+ logging_text,
+ db_nsr,
+ update_db_nslcmops,
+ db_vnfr,
+ scaling_info,
+ stage,
+ )
- step = "Parsing scaling parameters"
- db_nsr_update["operational-status"] = "scaling"
- self.update_db_2("nsrs", nsr_id, db_nsr_update)
- nsr_deployed = db_nsr["_admin"].get("deployed")
+ async def remove_vnf(self, nsr_id, nslcmop_id, vnf_instance_id):
+ """This method is to Remove VNF instances from NS.
- #######
- nsr_deployed = db_nsr["_admin"].get("deployed")
- vnf_index = db_nslcmop["operationParams"].get("member_vnf_index")
- # vdu_id = db_nslcmop["operationParams"].get("vdu_id")
- # vdu_count_index = db_nslcmop["operationParams"].get("vdu_count_index")
- # vdu_name = db_nslcmop["operationParams"].get("vdu_name")
- #######
+ Args:
+ nsr_id: NS instance id
+ nslcmop_id: nslcmop id of update
+ vnf_instance_id: id of the VNF instance to be removed
- vnf_index = db_nslcmop["operationParams"]["scaleVnfData"]["scaleByStepData"]["member-vnf-index"]
- scaling_group = db_nslcmop["operationParams"]["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"]
- scaling_type = db_nslcmop["operationParams"]["scaleVnfData"]["scaleVnfType"]
- # for backward compatibility
- if nsr_deployed and isinstance(nsr_deployed.get("VCA"), dict):
- nsr_deployed["VCA"] = list(nsr_deployed["VCA"].values())
- db_nsr_update["_admin.deployed.VCA"] = nsr_deployed["VCA"]
- self.update_db_2("nsrs", nsr_id, db_nsr_update)
+ Returns:
+ result: (str, str) COMPLETED/FAILED, details
+ """
+ try:
+ db_nsr_update = {}
+ logging_text = "Task ns={} update ".format(nsr_id)
+ check_vnfr_count = len(self.db.get_list("vnfrs", {"nsr-id-ref": nsr_id}))
+ self.logger.info("check_vnfr_count {}".format(check_vnfr_count))
+ if check_vnfr_count > 1:
+ stage = ["", "", ""]
+ step = "Getting nslcmop from database"
+ self.logger.debug(
+ step + " after having waited for previous tasks to be completed"
+ )
+ # db_nslcmop = self.db.get_one("nslcmops", {"_id": nslcmop_id})
+ db_nsr = self.db.get_one("nsrs", {"_id": nsr_id})
+ db_vnfr = self.db.get_one("vnfrs", {"_id": vnf_instance_id})
+ member_vnf_index = db_vnfr["member-vnf-index-ref"]
+ """ db_vnfr = self.db.get_one(
+ "vnfrs", {"member-vnf-index-ref": member_vnf_index, "nsr-id-ref": nsr_id}) """
+
+ update_db_nslcmops = self.db.get_one("nslcmops", {"_id": nslcmop_id})
+ await self.terminate_vdus(
+ db_vnfr,
+ member_vnf_index,
+ db_nsr,
+ update_db_nslcmops,
+ stage,
+ logging_text,
+ )
- step = "Getting vnfr from database"
- db_vnfr = self.db.get_one("vnfrs", {"member-vnf-index-ref": vnf_index, "nsr-id-ref": nsr_id})
+ constituent_vnfr = db_nsr.get("constituent-vnfr-ref")
+ constituent_vnfr.remove(db_vnfr.get("_id"))
+ db_nsr_update["constituent-vnfr-ref"] = db_nsr.get(
+ "constituent-vnfr-ref"
+ )
+ self.update_db_2("nsrs", nsr_id, db_nsr_update)
+ self.db.del_one("vnfrs", {"_id": db_vnfr.get("_id")})
+ self.update_db_2("nsrs", nsr_id, db_nsr_update)
+ return "COMPLETED", "Done"
+ else:
+ step = "Terminate VNF Failed with"
+ raise LcmException(
+ "{} Cannot terminate the last VNF in this NS.".format(
+ vnf_instance_id
+ )
+ )
+ except (LcmException, asyncio.CancelledError):
+ raise
+ except Exception as e:
+ self.logger.debug("Error removing VNF {}".format(e))
+ return "FAILED", "Error removing VNF {}".format(e)
- vca_id = self.get_vca_id(db_vnfr, db_nsr)
+ async def _ns_redeploy_vnf(
+ self,
+ nsr_id,
+ nslcmop_id,
+ db_vnfd,
+ db_vnfr,
+ db_nsr,
+ ):
+ """This method updates and redeploys VNF instances
- step = "Getting vnfd from database"
- db_vnfd = self.db.get_one("vnfds", {"_id": db_vnfr["vnfd-id"]})
+ Args:
+ nsr_id: NS instance id
+ nslcmop_id: nslcmop id
+ db_vnfd: VNF descriptor
+ db_vnfr: VNF instance record
+ db_nsr: NS instance record
- base_folder = db_vnfd["_admin"]["storage"]
+ Returns:
+ result: (str, str) COMPLETED/FAILED, details
+ """
+ try:
+ count_index = 0
+ stage = ["", "", ""]
+ logging_text = "Task ns={} update ".format(nsr_id)
+ latest_vnfd_revision = db_vnfd["_admin"].get("revision")
+ member_vnf_index = db_vnfr["member-vnf-index-ref"]
+
+ # Terminate old VNF resources
+ update_db_nslcmops = self.db.get_one("nslcmops", {"_id": nslcmop_id})
+ await self.terminate_vdus(
+ db_vnfr,
+ member_vnf_index,
+ db_nsr,
+ update_db_nslcmops,
+ stage,
+ logging_text,
+ )
- step = "Getting scaling-group-descriptor"
- scaling_descriptor = find_in_list(
- get_scaling_aspect(
- db_vnfd
- ),
- lambda scale_desc: scale_desc["name"] == scaling_group
+ # old_vnfd_id = db_vnfr["vnfd-id"]
+ # new_db_vnfd = self.db.get_one("vnfds", {"_id": vnfd_id})
+ new_db_vnfd = db_vnfd
+ # new_vnfd_ref = new_db_vnfd["id"]
+ # new_vnfd_id = vnfd_id
+
+ # Create VDUR
+ new_vnfr_cp = []
+ for cp in new_db_vnfd.get("ext-cpd", ()):
+ vnf_cp = {
+ "name": cp.get("id"),
+ "connection-point-id": cp.get("int-cpd", {}).get("cpd"),
+ "connection-point-vdu-id": cp.get("int-cpd", {}).get("vdu-id"),
+ "id": cp.get("id"),
+ }
+ new_vnfr_cp.append(vnf_cp)
+ new_vdur = update_db_nslcmops["operationParams"]["newVdur"]
+ # new_vdur = self._create_vdur_descriptor_from_vnfd(db_nsd, db_vnfd, old_db_vnfd, vnfd_id, db_nsr, member_vnf_index)
+ # new_vnfr_update = {"vnfd-ref": new_vnfd_ref, "vnfd-id": new_vnfd_id, "connection-point": new_vnfr_cp, "vdur": new_vdur, "ip-address": ""}
+ new_vnfr_update = {
+ "revision": latest_vnfd_revision,
+ "connection-point": new_vnfr_cp,
+ "vdur": new_vdur,
+ "ip-address": "",
+ }
+ self.update_db_2("vnfrs", db_vnfr["_id"], new_vnfr_update)
+ updated_db_vnfr = self.db.get_one(
+ "vnfrs",
+ {"member-vnf-index-ref": member_vnf_index, "nsr-id-ref": nsr_id},
)
- if not scaling_descriptor:
- raise LcmException("input parameter 'scaleByStepData':'scaling-group-descriptor':'{}' is not present "
- "at vnfd:scaling-group-descriptor".format(scaling_group))
- step = "Sending scale order to VIM"
- # TODO check if ns is in a proper status
- nb_scale_op = 0
- if not db_nsr["_admin"].get("scaling-group"):
- self.update_db_2("nsrs", nsr_id, {"_admin.scaling-group": [{"name": scaling_group, "nb-scale-op": 0}]})
- admin_scale_index = 0
- else:
- for admin_scale_index, admin_scale_info in enumerate(db_nsr["_admin"]["scaling-group"]):
- if admin_scale_info["name"] == scaling_group:
- nb_scale_op = admin_scale_info.get("nb-scale-op", 0)
- break
- else: # not found, set index one plus last element and add new entry with the name
- admin_scale_index += 1
- db_nsr_update["_admin.scaling-group.{}.name".format(admin_scale_index)] = scaling_group
- RO_scaling_info = []
- VCA_scaling_info = []
- vdu_scaling_info = {"scaling_group_name": scaling_group, "vdu": []}
- if scaling_type == "SCALE_OUT":
- if "aspect-delta-details" not in scaling_descriptor:
- raise LcmException(
- "Aspect delta details not fount in scaling descriptor {}".format(
- scaling_descriptor["name"]
+ # Instantiate new VNF resources
+ # update_db_nslcmops = self.db.get_one("nslcmops", {"_id": nslcmop_id})
+ vca_scaling_info = []
+ scaling_info = {"scaling_group_name": "vdu_autoscale", "vdu": [], "kdu": []}
+ scaling_info["scaling_direction"] = "OUT"
+ scaling_info["vdu-create"] = {}
+ scaling_info["kdu-create"] = {}
+ vdud_instantiate_list = db_vnfd["vdu"]
+ for index, vdud in enumerate(vdud_instantiate_list):
+ cloud_init_text = self._get_vdu_cloud_init_content(vdud, db_vnfd)
+ if cloud_init_text:
+ additional_params = (
+ self._get_vdu_additional_params(updated_db_vnfr, vdud["id"])
+ or {}
+ )
+ cloud_init_list = []
+ if cloud_init_text:
+ # TODO Information of its own ip is not available because db_vnfr is not updated.
+ additional_params["OSM"] = get_osm_params(
+ updated_db_vnfr, vdud["id"], 1
+ )
+ cloud_init_list.append(
+ self._parse_cloud_init(
+ cloud_init_text,
+ additional_params,
+ db_vnfd["id"],
+ vdud["id"],
)
)
- # count if max-instance-count is reached
- deltas = scaling_descriptor.get("aspect-delta-details")["deltas"]
+ vca_scaling_info.append(
+ {
+ "osm_vdu_id": vdud["id"],
+ "member-vnf-index": member_vnf_index,
+ "type": "create",
+ "vdu_index": count_index,
+ }
+ )
+ scaling_info["vdu-create"][vdud["id"]] = count_index
+ if self.ro_config.ng:
+ self.logger.debug(
+ "New Resources to be deployed: {}".format(scaling_info)
+ )
+ await self._scale_ng_ro(
+ logging_text,
+ db_nsr,
+ update_db_nslcmops,
+ updated_db_vnfr,
+ scaling_info,
+ stage,
+ )
+ return "COMPLETED", "Done"
+ except (LcmException, asyncio.CancelledError):
+ raise
+ except Exception as e:
+ self.logger.debug("Error updating VNF {}".format(e))
+ return "FAILED", "Error updating VNF {}".format(e)
- vdu_scaling_info["scaling_direction"] = "OUT"
- vdu_scaling_info["vdu-create"] = {}
- for delta in deltas:
- for vdu_delta in delta["vdu-delta"]:
- vdud = get_vdu(db_vnfd, vdu_delta["id"])
- vdu_index = get_vdur_index(db_vnfr, vdu_delta)
- cloud_init_text = self._get_vdu_cloud_init_content(vdud, db_vnfd)
- if cloud_init_text:
- additional_params = self._get_vdu_additional_params(db_vnfr, vdud["id"]) or {}
- cloud_init_list = []
+ async def _ns_charm_upgrade(
+ self,
+ ee_id,
+ charm_id,
+ charm_type,
+ path,
+ timeout: float = None,
+ ) -> (str, str):
+ """This method upgrade charms in VNF instances
- vdu_profile = get_vdu_profile(db_vnfd, vdu_delta["id"])
- max_instance_count = 10
- if vdu_profile and "max-number-of-instances" in vdu_profile:
- max_instance_count = vdu_profile.get("max-number-of-instances", 10)
-
- default_instance_num = get_number_of_instances(db_vnfd, vdud["id"])
+ Args:
+ ee_id: Execution environment id
+ path: Local path to the charm
+ charm_id: charm-id
+ charm_type: Charm type can be lxc-proxy-charm, native-charm or k8s-proxy-charm
+ timeout: (Float) Timeout for the ns update operation
- nb_scale_op += vdu_delta.get("number-of-instances", 1)
+ Returns:
+ result: (str, str) COMPLETED/FAILED, details
+ """
+ try:
+ charm_type = charm_type or "lxc_proxy_charm"
+ output = await self.vca_map[charm_type].upgrade_charm(
+ ee_id=ee_id,
+ path=path,
+ charm_id=charm_id,
+ charm_type=charm_type,
+ timeout=timeout or self.timeout.ns_update,
+ )
- if nb_scale_op + default_instance_num > max_instance_count:
- raise LcmException(
- "reached the limit of {} (max-instance-count) "
- "scaling-out operations for the "
- "scaling-group-descriptor '{}'".format(nb_scale_op, scaling_group)
- )
- for x in range(vdu_delta.get("number-of-instances", 1)):
- if cloud_init_text:
- # TODO Information of its own ip is not available because db_vnfr is not updated.
- additional_params["OSM"] = get_osm_params(
- db_vnfr,
- vdu_delta["id"],
- vdu_index + x
- )
- cloud_init_list.append(
- self._parse_cloud_init(
- cloud_init_text,
- additional_params,
- db_vnfd["id"],
- vdud["id"]
- )
- )
- VCA_scaling_info.append(
- {
- "osm_vdu_id": vdu_delta["id"],
- "member-vnf-index": vnf_index,
- "type": "create",
- "vdu_index": vdu_index + x
- }
- )
- RO_scaling_info.append(
- {
- "osm_vdu_id": vdu_delta["id"],
- "member-vnf-index": vnf_index,
- "type": "create",
- "count": vdu_delta.get("number-of-instances", 1)
- }
- )
- if cloud_init_list:
- RO_scaling_info[-1]["cloud_init"] = cloud_init_list
- vdu_scaling_info["vdu-create"][vdu_delta["id"]] = vdu_delta.get("number-of-instances", 1)
+ if output:
+ return "COMPLETED", output
- elif scaling_type == "SCALE_IN":
- if "min-instance-count" in scaling_descriptor and scaling_descriptor["min-instance-count"] is not None:
- min_instance_count = int(scaling_descriptor["min-instance-count"])
-
- vdu_scaling_info["scaling_direction"] = "IN"
- vdu_scaling_info["vdu-delete"] = {}
- deltas = scaling_descriptor.get("aspect-delta-details")["deltas"]
- for delta in deltas:
- for vdu_delta in delta["vdu-delta"]:
- vdu_index = get_vdur_index(db_vnfr, vdu_delta)
- min_instance_count = 0
- vdu_profile = get_vdu_profile(db_vnfd, vdu_delta["id"])
- if vdu_profile and "min-number-of-instances" in vdu_profile:
- min_instance_count = vdu_profile["min-number-of-instances"]
+ except (LcmException, asyncio.CancelledError):
+ raise
- default_instance_num = get_number_of_instances(db_vnfd, vdu_delta["id"])
+ except Exception as e:
+ self.logger.debug("Error upgrading charm {}".format(path))
- nb_scale_op -= vdu_delta.get("number-of-instances", 1)
- if nb_scale_op + default_instance_num < min_instance_count:
- raise LcmException(
- "reached the limit of {} (min-instance-count) scaling-in operations for the "
- "scaling-group-descriptor '{}'".format(nb_scale_op, scaling_group)
- )
- RO_scaling_info.append({"osm_vdu_id": vdu_delta["id"], "member-vnf-index": vnf_index,
- "type": "delete", "count": vdu_delta.get("number-of-instances", 1),
- "vdu_index": vdu_index - 1})
- for x in range(vdu_delta.get("number-of-instances", 1)):
- VCA_scaling_info.append(
- {
- "osm_vdu_id": vdu_delta["id"],
- "member-vnf-index": vnf_index,
- "type": "delete",
- "vdu_index": vdu_index - 1 - x
- }
- )
- vdu_scaling_info["vdu-delete"][vdu_delta["id"]] = vdu_delta.get("number-of-instances", 1)
+ return "FAILED", "Error upgrading charm {}: {}".format(path, e)
- # update VDU_SCALING_INFO with the VDUs to delete ip_addresses
- vdu_delete = copy(vdu_scaling_info.get("vdu-delete"))
- if vdu_scaling_info["scaling_direction"] == "IN":
- for vdur in reversed(db_vnfr["vdur"]):
- if vdu_delete.get(vdur["vdu-id-ref"]):
- vdu_delete[vdur["vdu-id-ref"]] -= 1
- vdu_scaling_info["vdu"].append({
- "name": vdur.get("name") or vdur.get("vdu-name"),
- "vdu_id": vdur["vdu-id-ref"],
- "interface": []
- })
- for interface in vdur["interfaces"]:
- vdu_scaling_info["vdu"][-1]["interface"].append({
- "name": interface["name"],
- "ip_address": interface["ip-address"],
- "mac_address": interface.get("mac-address"),
- })
- # vdu_delete = vdu_scaling_info.pop("vdu-delete")
+ async def update(self, nsr_id, nslcmop_id):
+ """Update NS according to different update types
- # PRE-SCALE BEGIN
- step = "Executing pre-scale vnf-config-primitive"
- if scaling_descriptor.get("scaling-config-action"):
- for scaling_config_action in scaling_descriptor["scaling-config-action"]:
- if (scaling_config_action.get("trigger") == "pre-scale-in" and scaling_type == "SCALE_IN") \
- or (scaling_config_action.get("trigger") == "pre-scale-out" and scaling_type == "SCALE_OUT"):
- vnf_config_primitive = scaling_config_action["vnf-config-primitive-name-ref"]
- step = db_nslcmop_update["detailed-status"] = \
- "executing pre-scale scaling-config-action '{}'".format(vnf_config_primitive)
+ This method performs upgrade of VNF instances then updates the revision
+ number in VNF record
- # look for primitive
- for config_primitive in (get_configuration(
- db_vnfd, db_vnfd["id"]
- ) or {}).get("config-primitive", ()):
- if config_primitive["name"] == vnf_config_primitive:
- break
- else:
- raise LcmException(
- "Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:scaling-config-action"
- "[vnf-config-primitive-name-ref='{}'] does not match any vnf-configuration:config-"
- "primitive".format(scaling_group, vnf_config_primitive))
+ Args:
+ nsr_id: Network service will be updated
+ nslcmop_id: ns lcm operation id
- vnfr_params = {"VDU_SCALE_INFO": vdu_scaling_info}
- if db_vnfr.get("additionalParamsForVnf"):
- vnfr_params.update(db_vnfr["additionalParamsForVnf"])
+ Returns:
+ It may raise DbException, LcmException, N2VCException, K8sException
- scale_process = "VCA"
- db_nsr_update["config-status"] = "configuring pre-scaling"
- primitive_params = self._map_primitive_params(config_primitive, {}, vnfr_params)
+ """
+ # Try to lock HA task here
+ task_is_locked_by_me = self.lcm_tasks.lock_HA("ns", "nslcmops", nslcmop_id)
+ if not task_is_locked_by_me:
+ return
- # Pre-scale retry check: Check if this sub-operation has been executed before
- op_index = self._check_or_add_scale_suboperation(
- db_nslcmop, nslcmop_id, vnf_index, vnf_config_primitive, primitive_params, 'PRE-SCALE')
- if op_index == self.SUBOPERATION_STATUS_SKIP:
- # Skip sub-operation
- result = 'COMPLETED'
- result_detail = 'Done'
- self.logger.debug(logging_text +
- "vnf_config_primitive={} Skipped sub-operation, result {} {}".format(
- vnf_config_primitive, result, result_detail))
- else:
- if op_index == self.SUBOPERATION_STATUS_NEW:
- # New sub-operation: Get index of this sub-operation
- op_index = len(db_nslcmop.get('_admin', {}).get('operations')) - 1
- self.logger.debug(logging_text + "vnf_config_primitive={} New sub-operation".
- format(vnf_config_primitive))
- else:
- # retry: Get registered params for this existing sub-operation
- op = db_nslcmop.get('_admin', {}).get('operations', [])[op_index]
- vnf_index = op.get('member_vnf_index')
- vnf_config_primitive = op.get('primitive')
- primitive_params = op.get('primitive_params')
- self.logger.debug(logging_text + "vnf_config_primitive={} Sub-operation retry".
- format(vnf_config_primitive))
- # Execute the primitive, either with new (first-time) or registered (reintent) args
- ee_descriptor_id = config_primitive.get("execution-environment-ref")
- primitive_name = config_primitive.get("execution-environment-primitive",
- vnf_config_primitive)
- ee_id, vca_type = self._look_for_deployed_vca(nsr_deployed["VCA"],
- member_vnf_index=vnf_index,
- vdu_id=None,
- vdu_count_index=None,
- ee_descriptor_id=ee_descriptor_id)
- result, result_detail = await self._ns_execute_primitive(
- ee_id, primitive_name,
- primitive_params,
- vca_type=vca_type,
- vca_id=vca_id,
- )
- self.logger.debug(logging_text + "vnf_config_primitive={} Done with result {} {}".format(
- vnf_config_primitive, result, result_detail))
- # Update operationState = COMPLETED | FAILED
- self._update_suboperation_status(
- db_nslcmop, op_index, result, result_detail)
+ logging_text = "Task ns={} update={} ".format(nsr_id, nslcmop_id)
+ self.logger.debug(logging_text + "Enter")
- if result == "FAILED":
- raise LcmException(result_detail)
- db_nsr_update["config-status"] = old_config_status
- scale_process = None
- # PRE-SCALE END
+ # Set the required variables to be filled up later
+ db_nsr = None
+ db_nslcmop_update = {}
+ vnfr_update = {}
+ nslcmop_operation_state = None
+ db_nsr_update = {}
+ error_description_nslcmop = ""
+ exc = None
+ change_type = "updated"
+ detailed_status = ""
+ member_vnf_index = None
- db_nsr_update["_admin.scaling-group.{}.nb-scale-op".format(admin_scale_index)] = nb_scale_op
- db_nsr_update["_admin.scaling-group.{}.time".format(admin_scale_index)] = time()
+ try:
+ # wait for any previous tasks in process
+ step = "Waiting for previous operations to terminate"
+ await self.lcm_tasks.waitfor_related_HA("ns", "nslcmops", nslcmop_id)
+ self._write_ns_status(
+ nsr_id=nsr_id,
+ ns_state=None,
+ current_operation="UPDATING",
+ current_operation_id=nslcmop_id,
+ )
- # SCALE-IN VCA - BEGIN
- if VCA_scaling_info:
- step = db_nslcmop_update["detailed-status"] = \
- "Deleting the execution environments"
- scale_process = "VCA"
- for vdu_info in VCA_scaling_info:
- if vdu_info["type"] == "delete":
- member_vnf_index = str(vdu_info["member-vnf-index"])
- self.logger.debug(logging_text + "vdu info: {}".format(vdu_info))
- vdu_id = vdu_info["osm_vdu_id"]
- vdu_index = int(vdu_info["vdu_index"])
- stage[1] = "Scaling member_vnf_index={}, vdu_id={}, vdu_index={} ".format(
- member_vnf_index, vdu_id, vdu_index)
- stage[2] = step = "Scaling in VCA"
- self._write_op_status(
- op_id=nslcmop_id,
- stage=stage
- )
- vca_update = db_nsr["_admin"]["deployed"]["VCA"]
- config_update = db_nsr["configurationStatus"]
- for vca_index, vca in enumerate(vca_update):
- if (vca or vca.get("ee_id")) and vca["member-vnf-index"] == member_vnf_index and \
- vca["vdu_count_index"] == vdu_index:
- if vca.get("vdu_id"):
- config_descriptor = get_configuration(db_vnfd, vca.get("vdu_id"))
- elif vca.get("kdu_name"):
- config_descriptor = get_configuration(db_vnfd, vca.get("kdu_name"))
- else:
- config_descriptor = get_configuration(db_vnfd, db_vnfd["id"])
- operation_params = db_nslcmop.get("operationParams") or {}
- exec_terminate_primitives = (not operation_params.get("skip_terminate_primitives") and
- vca.get("needed_terminate"))
- task = asyncio.ensure_future(
- asyncio.wait_for(
- self.destroy_N2VC(
- logging_text,
- db_nslcmop,
- vca,
- config_descriptor,
- vca_index,
- destroy_ee=True,
- exec_primitives=exec_terminate_primitives,
- scaling_in=True,
- vca_id=vca_id,
- ),
- timeout=self.timeout_charm_delete
- )
- )
- tasks_dict_info[task] = "Terminating VCA {}".format(vca.get("ee_id"))
- del vca_update[vca_index]
- del config_update[vca_index]
- # wait for pending tasks of terminate primitives
- if tasks_dict_info:
- self.logger.debug(logging_text +
- 'Waiting for tasks {}'.format(list(tasks_dict_info.keys())))
- error_list = await self._wait_for_tasks(logging_text, tasks_dict_info,
- min(self.timeout_charm_delete,
- self.timeout_ns_terminate),
- stage, nslcmop_id)
- tasks_dict_info.clear()
- if error_list:
- raise LcmException("; ".join(error_list))
+ step = "Getting nslcmop from database"
+ db_nslcmop = self.db.get_one(
+ "nslcmops", {"_id": nslcmop_id}, fail_on_empty=False
+ )
+ update_type = db_nslcmop["operationParams"]["updateType"]
- db_vca_and_config_update = {
- "_admin.deployed.VCA": vca_update,
- "configurationStatus": config_update
- }
- self.update_db_2("nsrs", db_nsr["_id"], db_vca_and_config_update)
- scale_process = None
- # SCALE-IN VCA - END
+ step = "Getting nsr from database"
+ db_nsr = self.db.get_one("nsrs", {"_id": nsr_id})
+ old_operational_status = db_nsr["operational-status"]
+ db_nsr_update["operational-status"] = "updating"
+ self.update_db_2("nsrs", nsr_id, db_nsr_update)
+ nsr_deployed = db_nsr["_admin"].get("deployed")
- # SCALE RO - BEGIN
- if RO_scaling_info:
- scale_process = "RO"
- if self.ro_config.get("ng"):
- await self._scale_ng_ro(logging_text, db_nsr, db_nslcmop, db_vnfr, vdu_scaling_info, stage)
- vdu_scaling_info.pop("vdu-create", None)
- vdu_scaling_info.pop("vdu-delete", None)
+ if update_type == "CHANGE_VNFPKG":
+ # Get the input parameters given through update request
+ vnf_instance_id = db_nslcmop["operationParams"][
+ "changeVnfPackageData"
+ ].get("vnfInstanceId")
- scale_process = None
- if db_nsr_update:
- self.update_db_2("nsrs", nsr_id, db_nsr_update)
- # SCALE RO - END
+ vnfd_id = db_nslcmop["operationParams"]["changeVnfPackageData"].get(
+ "vnfdId"
+ )
+ timeout_seconds = db_nslcmop["operationParams"].get("timeout_ns_update")
- # SCALE-UP VCA - BEGIN
- if VCA_scaling_info:
- step = db_nslcmop_update["detailed-status"] = \
- "Creating new execution environments"
- scale_process = "VCA"
- for vdu_info in VCA_scaling_info:
- if vdu_info["type"] == "create":
- member_vnf_index = str(vdu_info["member-vnf-index"])
- self.logger.debug(logging_text + "vdu info: {}".format(vdu_info))
- vnfd_id = db_vnfr["vnfd-ref"]
- vdu_index = int(vdu_info["vdu_index"])
- deploy_params = {"OSM": get_osm_params(db_vnfr)}
- if db_vnfr.get("additionalParamsForVnf"):
- deploy_params.update(parse_yaml_strings(db_vnfr["additionalParamsForVnf"].copy()))
- descriptor_config = get_configuration(db_vnfd, db_vnfd["id"])
- if descriptor_config:
- vdu_id = None
- vdu_name = None
- kdu_name = None
- self._deploy_n2vc(
- logging_text=logging_text + "member_vnf_index={} ".format(member_vnf_index),
- db_nsr=db_nsr,
- db_vnfr=db_vnfr,
- nslcmop_id=nslcmop_id,
- nsr_id=nsr_id,
- nsi_id=nsi_id,
- vnfd_id=vnfd_id,
- vdu_id=vdu_id,
- kdu_name=kdu_name,
- member_vnf_index=member_vnf_index,
- vdu_index=vdu_index,
- vdu_name=vdu_name,
- deploy_params=deploy_params,
- descriptor_config=descriptor_config,
- base_folder=base_folder,
- task_instantiation_info=tasks_dict_info,
- stage=stage
+ step = "Getting vnfr from database"
+ db_vnfr = self.db.get_one(
+ "vnfrs", {"_id": vnf_instance_id}, fail_on_empty=False
+ )
+
+ step = "Getting vnfds from database"
+ # Latest VNFD
+ latest_vnfd = self.db.get_one(
+ "vnfds", {"_id": vnfd_id}, fail_on_empty=False
+ )
+ latest_vnfd_revision = latest_vnfd["_admin"].get("revision")
+
+ # Current VNFD
+ current_vnf_revision = db_vnfr.get("revision", 1)
+ current_vnfd = self.db.get_one(
+ "vnfds_revisions",
+ {"_id": vnfd_id + ":" + str(current_vnf_revision)},
+ fail_on_empty=False,
+ )
+ # Charm artifact paths will be filled up later
+ (
+ current_charm_artifact_path,
+ target_charm_artifact_path,
+ charm_artifact_paths,
+ helm_artifacts,
+ ) = ([], [], [], [])
+
+ step = "Checking if revision has changed in VNFD"
+ if current_vnf_revision != latest_vnfd_revision:
+ change_type = "policy_updated"
+
+ # There is new revision of VNFD, update operation is required
+ current_vnfd_path = vnfd_id + ":" + str(current_vnf_revision)
+ latest_vnfd_path = vnfd_id + ":" + str(latest_vnfd_revision)
+
+ step = "Removing the VNFD packages if they exist in the local path"
+ shutil.rmtree(self.fs.path + current_vnfd_path, ignore_errors=True)
+ shutil.rmtree(self.fs.path + latest_vnfd_path, ignore_errors=True)
+
+ step = "Get the VNFD packages from FSMongo"
+ self.fs.sync(from_path=latest_vnfd_path)
+ self.fs.sync(from_path=current_vnfd_path)
+
+ step = (
+ "Get the charm-type, charm-id, ee-id if there is deployed VCA"
+ )
+ current_base_folder = current_vnfd["_admin"]["storage"]
+ latest_base_folder = latest_vnfd["_admin"]["storage"]
+
+ for vca_index, vca_deployed in enumerate(
+ get_iterable(nsr_deployed, "VCA")
+ ):
+ vnf_index = db_vnfr.get("member-vnf-index-ref")
+
+ # Getting charm-id and charm-type
+ if vca_deployed.get("member-vnf-index") == vnf_index:
+ vca_id = self.get_vca_id(db_vnfr, db_nsr)
+ vca_type = vca_deployed.get("type")
+ vdu_count_index = vca_deployed.get("vdu_count_index")
+
+ # Getting ee-id
+ ee_id = vca_deployed.get("ee_id")
+
+ step = "Getting descriptor config"
+ if current_vnfd.get("kdu"):
+ search_key = "kdu_name"
+ else:
+ search_key = "vnfd_id"
+
+ entity_id = vca_deployed.get(search_key)
+
+ descriptor_config = get_configuration(
+ current_vnfd, entity_id
)
- vdu_id = vdu_info["osm_vdu_id"]
- vdur = find_in_list(db_vnfr["vdur"], lambda vdu: vdu["vdu-id-ref"] == vdu_id)
- descriptor_config = get_configuration(db_vnfd, vdu_id)
- if vdur.get("additionalParams"):
- deploy_params_vdu = parse_yaml_strings(vdur["additionalParams"])
- else:
- deploy_params_vdu = deploy_params
- deploy_params_vdu["OSM"] = get_osm_params(db_vnfr, vdu_id, vdu_count_index=vdu_index)
- if descriptor_config:
- vdu_name = None
- kdu_name = None
- stage[1] = "Scaling member_vnf_index={}, vdu_id={}, vdu_index={} ".format(
- member_vnf_index, vdu_id, vdu_index)
- stage[2] = step = "Scaling out VCA"
- self._write_op_status(
- op_id=nslcmop_id,
- stage=stage
+
+ if "execution-environment-list" in descriptor_config:
+ ee_list = descriptor_config.get(
+ "execution-environment-list", []
+ )
+ else:
+ ee_list = []
+
+ # There could be several charm used in the same VNF
+ for ee_item in ee_list:
+ if ee_item.get("juju"):
+ step = "Getting charm name"
+ charm_name = ee_item["juju"].get("charm")
+
+ step = "Setting Charm artifact paths"
+ current_charm_artifact_path.append(
+ get_charm_artifact_path(
+ current_base_folder,
+ charm_name,
+ vca_type,
+ current_vnf_revision,
+ )
+ )
+ target_charm_artifact_path.append(
+ get_charm_artifact_path(
+ latest_base_folder,
+ charm_name,
+ vca_type,
+ latest_vnfd_revision,
+ )
+ )
+ elif ee_item.get("helm-chart"):
+ # add chart to list and all parameters
+ step = "Getting helm chart name"
+ chart_name = ee_item.get("helm-chart")
+ if (
+ ee_item.get("helm-version")
+ and ee_item.get("helm-version") == "v2"
+ ):
+ vca_type = "helm"
+ else:
+ vca_type = "helm-v3"
+ step = "Setting Helm chart artifact paths"
+
+ helm_artifacts.append(
+ {
+ "current_artifact_path": get_charm_artifact_path(
+ current_base_folder,
+ chart_name,
+ vca_type,
+ current_vnf_revision,
+ ),
+ "target_artifact_path": get_charm_artifact_path(
+ latest_base_folder,
+ chart_name,
+ vca_type,
+ latest_vnfd_revision,
+ ),
+ "ee_id": ee_id,
+ "vca_index": vca_index,
+ "vdu_index": vdu_count_index,
+ }
+ )
+
+ charm_artifact_paths = zip(
+ current_charm_artifact_path, target_charm_artifact_path
)
- self._deploy_n2vc(
- logging_text=logging_text + "member_vnf_index={}, vdu_id={}, vdu_index={} ".format(
- member_vnf_index, vdu_id, vdu_index),
- db_nsr=db_nsr,
- db_vnfr=db_vnfr,
- nslcmop_id=nslcmop_id,
- nsr_id=nsr_id,
- nsi_id=nsi_id,
- vnfd_id=vnfd_id,
- vdu_id=vdu_id,
- kdu_name=kdu_name,
- member_vnf_index=member_vnf_index,
- vdu_index=vdu_index,
- vdu_name=vdu_name,
- deploy_params=deploy_params_vdu,
- descriptor_config=descriptor_config,
- base_folder=base_folder,
- task_instantiation_info=tasks_dict_info,
- stage=stage
+
+ step = "Checking if software version has changed in VNFD"
+ if find_software_version(current_vnfd) != find_software_version(
+ latest_vnfd
+ ):
+ step = "Checking if existing VNF has charm"
+ for current_charm_path, target_charm_path in list(
+ charm_artifact_paths
+ ):
+ if current_charm_path:
+ raise LcmException(
+ "Software version change is not supported as VNF instance {} has charm.".format(
+ vnf_instance_id
+ )
+ )
+
+ # There is no change in the charm package, then redeploy the VNF
+ # based on new descriptor
+ step = "Redeploying VNF"
+ member_vnf_index = db_vnfr["member-vnf-index-ref"]
+ (result, detailed_status) = await self._ns_redeploy_vnf(
+ nsr_id, nslcmop_id, latest_vnfd, db_vnfr, db_nsr
+ )
+ if result == "FAILED":
+ nslcmop_operation_state = result
+ error_description_nslcmop = detailed_status
+ db_nslcmop_update["detailed-status"] = detailed_status
+ self.logger.debug(
+ logging_text
+ + " step {} Done with result {} {}".format(
+ step, nslcmop_operation_state, detailed_status
)
- # SCALE-UP VCA - END
- scale_process = None
+ )
- # POST-SCALE BEGIN
- # execute primitive service POST-SCALING
- step = "Executing post-scale vnf-config-primitive"
- if scaling_descriptor.get("scaling-config-action"):
- for scaling_config_action in scaling_descriptor["scaling-config-action"]:
- if (scaling_config_action.get("trigger") == "post-scale-in" and scaling_type == "SCALE_IN") \
- or (scaling_config_action.get("trigger") == "post-scale-out" and scaling_type == "SCALE_OUT"):
- vnf_config_primitive = scaling_config_action["vnf-config-primitive-name-ref"]
- step = db_nslcmop_update["detailed-status"] = \
- "executing post-scale scaling-config-action '{}'".format(vnf_config_primitive)
-
- vnfr_params = {"VDU_SCALE_INFO": vdu_scaling_info}
- if db_vnfr.get("additionalParamsForVnf"):
- vnfr_params.update(db_vnfr["additionalParamsForVnf"])
+ else:
+ step = "Checking if any charm package has changed or not"
+ for current_charm_path, target_charm_path in list(
+ charm_artifact_paths
+ ):
+ if (
+ current_charm_path
+ and target_charm_path
+ and self.check_charm_hash_changed(
+ current_charm_path, target_charm_path
+ )
+ ):
+ step = "Checking whether VNF uses juju bundle"
+ if check_juju_bundle_existence(current_vnfd):
+ raise LcmException(
+ "Charm upgrade is not supported for the instance which"
+ " uses juju-bundle: {}".format(
+ check_juju_bundle_existence(current_vnfd)
+ )
+ )
- # look for primitive
- for config_primitive in (
- get_configuration(db_vnfd, db_vnfd["id"]) or {}
- ).get("config-primitive", ()):
- if config_primitive["name"] == vnf_config_primitive:
- break
- else:
- raise LcmException(
- "Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:scaling-config-"
- "action[vnf-config-primitive-name-ref='{}'] does not match any vnf-configuration:"
- "config-primitive".format(scaling_group, vnf_config_primitive))
- scale_process = "VCA"
- db_nsr_update["config-status"] = "configuring post-scaling"
- primitive_params = self._map_primitive_params(config_primitive, {}, vnfr_params)
+ step = "Upgrading Charm"
+ (
+ result,
+ detailed_status,
+ ) = await self._ns_charm_upgrade(
+ ee_id=ee_id,
+ charm_id=vca_id,
+ charm_type=vca_type,
+ path=self.fs.path + target_charm_path,
+ timeout=timeout_seconds,
+ )
- # Post-scale retry check: Check if this sub-operation has been executed before
- op_index = self._check_or_add_scale_suboperation(
- db_nslcmop, nslcmop_id, vnf_index, vnf_config_primitive, primitive_params, 'POST-SCALE')
- if op_index == self.SUBOPERATION_STATUS_SKIP:
- # Skip sub-operation
- result = 'COMPLETED'
- result_detail = 'Done'
- self.logger.debug(logging_text +
- "vnf_config_primitive={} Skipped sub-operation, result {} {}".
- format(vnf_config_primitive, result, result_detail))
- else:
- if op_index == self.SUBOPERATION_STATUS_NEW:
- # New sub-operation: Get index of this sub-operation
- op_index = len(db_nslcmop.get('_admin', {}).get('operations')) - 1
- self.logger.debug(logging_text + "vnf_config_primitive={} New sub-operation".
- format(vnf_config_primitive))
- else:
- # retry: Get registered params for this existing sub-operation
- op = db_nslcmop.get('_admin', {}).get('operations', [])[op_index]
- vnf_index = op.get('member_vnf_index')
- vnf_config_primitive = op.get('primitive')
- primitive_params = op.get('primitive_params')
- self.logger.debug(logging_text + "vnf_config_primitive={} Sub-operation retry".
- format(vnf_config_primitive))
- # Execute the primitive, either with new (first-time) or registered (reintent) args
- ee_descriptor_id = config_primitive.get("execution-environment-ref")
- primitive_name = config_primitive.get("execution-environment-primitive",
- vnf_config_primitive)
- ee_id, vca_type = self._look_for_deployed_vca(nsr_deployed["VCA"],
- member_vnf_index=vnf_index,
- vdu_id=None,
- vdu_count_index=None,
- ee_descriptor_id=ee_descriptor_id)
- result, result_detail = await self._ns_execute_primitive(
- ee_id,
- primitive_name,
- primitive_params,
- vca_type=vca_type,
- vca_id=vca_id,
+ if result == "FAILED":
+ nslcmop_operation_state = result
+ error_description_nslcmop = detailed_status
+
+ db_nslcmop_update["detailed-status"] = detailed_status
+ self.logger.debug(
+ logging_text
+ + " step {} Done with result {} {}".format(
+ step, nslcmop_operation_state, detailed_status
+ )
+ )
+
+ step = "Updating policies"
+ member_vnf_index = db_vnfr["member-vnf-index-ref"]
+ result = "COMPLETED"
+ detailed_status = "Done"
+ db_nslcmop_update["detailed-status"] = "Done"
+
+ # helm base EE
+ for item in helm_artifacts:
+ if not (
+ item["current_artifact_path"]
+ and item["target_artifact_path"]
+ and self.check_charm_hash_changed(
+ item["current_artifact_path"],
+ item["target_artifact_path"],
+ )
+ ):
+ continue
+ db_update_entry = "_admin.deployed.VCA.{}.".format(
+ item["vca_index"]
+ )
+ vnfr_id = db_vnfr["_id"]
+ osm_config = {"osm": {"ns_id": nsr_id, "vnf_id": vnfr_id}}
+ db_dict = {
+ "collection": "nsrs",
+ "filter": {"_id": nsr_id},
+ "path": db_update_entry,
+ }
+ vca_type, namespace, helm_id = get_ee_id_parts(item["ee_id"])
+ await self.vca_map[vca_type].upgrade_execution_environment(
+ namespace=namespace,
+ helm_id=helm_id,
+ db_dict=db_dict,
+ config=osm_config,
+ artifact_path=item["target_artifact_path"],
+ vca_type=vca_type,
+ )
+ vnf_id = db_vnfr.get("vnfd-ref")
+ config_descriptor = get_configuration(latest_vnfd, vnf_id)
+ self.logger.debug("get ssh key block")
+ rw_mgmt_ip = None
+ if deep_get(
+ config_descriptor,
+ ("config-access", "ssh-access", "required"),
+ ):
+ # Needed to inject a ssh key
+ user = deep_get(
+ config_descriptor,
+ ("config-access", "ssh-access", "default-user"),
+ )
+ step = (
+ "Install configuration Software, getting public ssh key"
+ )
+ pub_key = await self.vca_map[
+ vca_type
+ ].get_ee_ssh_public__key(
+ ee_id=ee_id, db_dict=db_dict, vca_id=vca_id
)
- self.logger.debug(logging_text + "vnf_config_primitive={} Done with result {} {}".format(
- vnf_config_primitive, result, result_detail))
- # Update operationState = COMPLETED | FAILED
- self._update_suboperation_status(
- db_nslcmop, op_index, result, result_detail)
- if result == "FAILED":
- raise LcmException(result_detail)
- db_nsr_update["config-status"] = old_config_status
- scale_process = None
- # POST-SCALE END
+ step = (
+ "Insert public key into VM user={} ssh_key={}".format(
+ user, pub_key
+ )
+ )
+ self.logger.debug(logging_text + step)
+
+ # wait for RO (ip-address) Insert pub_key into VM
+ rw_mgmt_ip = await self.wait_vm_up_insert_key_ro(
+ logging_text,
+ nsr_id,
+ vnfr_id,
+ None,
+ item["vdu_index"],
+ user=user,
+ pub_key=pub_key,
+ )
- db_nsr_update["detailed-status"] = "" # "scaled {} {}".format(scaling_group, scaling_type)
- db_nsr_update["operational-status"] = "running" if old_operational_status == "failed" \
- else old_operational_status
- db_nsr_update["config-status"] = old_config_status
- return
- except (ROclient.ROClientException, DbException, LcmException, NgRoException) as e:
+ initial_config_primitive_list = config_descriptor.get(
+ "initial-config-primitive"
+ )
+ config_primitive = next(
+ (
+ p
+ for p in initial_config_primitive_list
+ if p["name"] == "config"
+ ),
+ None,
+ )
+ if not config_primitive:
+ continue
+
+ deploy_params = {"OSM": get_osm_params(db_vnfr)}
+ if rw_mgmt_ip:
+ deploy_params["rw_mgmt_ip"] = rw_mgmt_ip
+ if db_vnfr.get("additionalParamsForVnf"):
+ deploy_params.update(
+ parse_yaml_strings(
+ db_vnfr["additionalParamsForVnf"].copy()
+ )
+ )
+ primitive_params_ = self._map_primitive_params(
+ config_primitive, {}, deploy_params
+ )
+
+ step = "execute primitive '{}' params '{}'".format(
+ config_primitive["name"], primitive_params_
+ )
+ self.logger.debug(logging_text + step)
+ await self.vca_map[vca_type].exec_primitive(
+ ee_id=ee_id,
+ primitive_name=config_primitive["name"],
+ params_dict=primitive_params_,
+ db_dict=db_dict,
+ vca_id=vca_id,
+ vca_type=vca_type,
+ )
+
+ step = "Updating policies"
+ member_vnf_index = db_vnfr["member-vnf-index-ref"]
+ detailed_status = "Done"
+ db_nslcmop_update["detailed-status"] = "Done"
+
+ # If nslcmop_operation_state is None, so any operation is not failed.
+ if not nslcmop_operation_state:
+ nslcmop_operation_state = "COMPLETED"
+
+ # If update CHANGE_VNFPKG nslcmop_operation is successful
+ # vnf revision need to be updated
+ vnfr_update["revision"] = latest_vnfd_revision
+ self.update_db_2("vnfrs", db_vnfr["_id"], vnfr_update)
+
+ self.logger.debug(
+ logging_text
+ + " task Done with result {} {}".format(
+ nslcmop_operation_state, detailed_status
+ )
+ )
+ elif update_type == "REMOVE_VNF":
+ # This part is included in https://osm.etsi.org/gerrit/11876
+ vnf_instance_id = db_nslcmop["operationParams"]["removeVnfInstanceId"]
+ db_vnfr = self.db.get_one("vnfrs", {"_id": vnf_instance_id})
+ member_vnf_index = db_vnfr["member-vnf-index-ref"]
+ step = "Removing VNF"
+ (result, detailed_status) = await self.remove_vnf(
+ nsr_id, nslcmop_id, vnf_instance_id
+ )
+ if result == "FAILED":
+ nslcmop_operation_state = result
+ error_description_nslcmop = detailed_status
+ db_nslcmop_update["detailed-status"] = detailed_status
+ change_type = "vnf_terminated"
+ if not nslcmop_operation_state:
+ nslcmop_operation_state = "COMPLETED"
+ self.logger.debug(
+ logging_text
+ + " task Done with result {} {}".format(
+ nslcmop_operation_state, detailed_status
+ )
+ )
+
+ elif update_type == "OPERATE_VNF":
+ vnf_id = db_nslcmop["operationParams"]["operateVnfData"][
+ "vnfInstanceId"
+ ]
+ operation_type = db_nslcmop["operationParams"]["operateVnfData"][
+ "changeStateTo"
+ ]
+ additional_param = db_nslcmop["operationParams"]["operateVnfData"][
+ "additionalParam"
+ ]
+ (result, detailed_status) = await self.rebuild_start_stop(
+ nsr_id, nslcmop_id, vnf_id, additional_param, operation_type
+ )
+ if result == "FAILED":
+ nslcmop_operation_state = result
+ error_description_nslcmop = detailed_status
+ db_nslcmop_update["detailed-status"] = detailed_status
+ if not nslcmop_operation_state:
+ nslcmop_operation_state = "COMPLETED"
+ self.logger.debug(
+ logging_text
+ + " task Done with result {} {}".format(
+ nslcmop_operation_state, detailed_status
+ )
+ )
+
+ # If nslcmop_operation_state is None, so any operation is not failed.
+ # All operations are executed in overall.
+ if not nslcmop_operation_state:
+ nslcmop_operation_state = "COMPLETED"
+ db_nsr_update["operational-status"] = old_operational_status
+
+ except (DbException, LcmException, N2VCException, K8sException) as e:
self.logger.error(logging_text + "Exit Exception {}".format(e))
exc = e
except asyncio.CancelledError:
- self.logger.error(logging_text + "Cancelled Exception while '{}'".format(step))
+ self.logger.error(
+ logging_text + "Cancelled Exception while '{}'".format(step)
+ )
exc = "Operation was cancelled"
+ except asyncio.TimeoutError:
+ self.logger.error(logging_text + "Timeout while '{}'".format(step))
+ exc = "Timeout"
except Exception as e:
exc = traceback.format_exc()
- self.logger.critical(logging_text + "Exit Exception {} {}".format(type(e).__name__, e), exc_info=True)
+ self.logger.critical(
+ logging_text + "Exit Exception {} {}".format(type(e).__name__, e),
+ exc_info=True,
+ )
finally:
- self._write_ns_status(nsr_id=nsr_id, ns_state=None, current_operation="IDLE", current_operation_id=None)
- if tasks_dict_info:
- stage[1] = "Waiting for instantiate pending tasks."
- self.logger.debug(logging_text + stage[1])
- exc = await self._wait_for_tasks(logging_text, tasks_dict_info, self.timeout_ns_deploy,
- stage, nslcmop_id, nsr_id=nsr_id)
if exc:
- db_nslcmop_update["detailed-status"] = error_description_nslcmop = "FAILED {}: {}".format(step, exc)
+ db_nslcmop_update[
+ "detailed-status"
+ ] = (
+ detailed_status
+ ) = error_description_nslcmop = "FAILED {}: {}".format(step, exc)
nslcmop_operation_state = "FAILED"
- if db_nsr:
- db_nsr_update["operational-status"] = old_operational_status
- db_nsr_update["config-status"] = old_config_status
- db_nsr_update["detailed-status"] = ""
- if scale_process:
- if "VCA" in scale_process:
- db_nsr_update["config-status"] = "failed"
- if "RO" in scale_process:
- db_nsr_update["operational-status"] = "failed"
- db_nsr_update["detailed-status"] = "FAILED scaling nslcmop={} {}: {}".format(nslcmop_id, step,
- exc)
- else:
- error_description_nslcmop = None
- nslcmop_operation_state = "COMPLETED"
- db_nslcmop_update["detailed-status"] = "Done"
-
- self._write_op_status(op_id=nslcmop_id, stage="", error_message=error_description_nslcmop,
- operation_state=nslcmop_operation_state, other_update=db_nslcmop_update)
+ db_nsr_update["operational-status"] = old_operational_status
if db_nsr:
- self._write_ns_status(nsr_id=nsr_id, ns_state=None, current_operation="IDLE",
- current_operation_id=None, other_update=db_nsr_update)
+ self._write_ns_status(
+ nsr_id=nsr_id,
+ ns_state=db_nsr["nsState"],
+ current_operation="IDLE",
+ current_operation_id=None,
+ other_update=db_nsr_update,
+ )
+
+ self._write_op_status(
+ op_id=nslcmop_id,
+ stage="",
+ error_message=error_description_nslcmop,
+ operation_state=nslcmop_operation_state,
+ other_update=db_nslcmop_update,
+ )
if nslcmop_operation_state:
try:
- msg = {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id, "operationState": nslcmop_operation_state}
- await self.msg.aiowrite("ns", "scaled", msg, loop=self.loop)
+ msg = {
+ "nsr_id": nsr_id,
+ "nslcmop_id": nslcmop_id,
+ "operationState": nslcmop_operation_state,
+ }
+ if (
+ change_type in ("vnf_terminated", "policy_updated")
+ and member_vnf_index
+ ):
+ msg.update({"vnf_member_index": member_vnf_index})
+ await self.msg.aiowrite("ns", change_type, msg)
except Exception as e:
- self.logger.error(logging_text + "kafka_write notification Exception {}".format(e))
+ self.logger.error(
+ logging_text + "kafka_write notification Exception {}".format(e)
+ )
self.logger.debug(logging_text + "Exit")
- self.lcm_tasks.remove("ns", nsr_id, nslcmop_id, "ns_scale")
+ self.lcm_tasks.remove("ns", nsr_id, nslcmop_id, "ns_update")
+ return nslcmop_operation_state, detailed_status
- async def _scale_ng_ro(self, logging_text, db_nsr, db_nslcmop, db_vnfr, vdu_scaling_info, stage):
- nsr_id = db_nslcmop["nsInstanceId"]
- db_nsd = self.db.get_one("nsds", {"_id": db_nsr["nsd-id"]})
- db_vnfrs = {}
+ async def scale(self, nsr_id, nslcmop_id):
+ # Try to lock HA task here
+ task_is_locked_by_me = self.lcm_tasks.lock_HA("ns", "nslcmops", nslcmop_id)
+ if not task_is_locked_by_me:
+ return
- # read from db: vnfd's for every vnf
- db_vnfds = []
+ logging_text = "Task ns={} scale={} ".format(nsr_id, nslcmop_id)
+ stage = ["", "", ""]
+ tasks_dict_info = {}
+ # ^ stage, step, VIM progress
+ self.logger.debug(logging_text + "Enter")
+ # get all needed from database
+ db_nsr = None
+ db_nslcmop_update = {}
+ db_nsr_update = {}
+ exc = None
+ # in case of error, indicates what part of scale was failed to put nsr at error status
+ scale_process = None
+ old_operational_status = ""
+ old_config_status = ""
+ nsi_id = None
+ try:
+ # wait for any previous tasks in process
+ step = "Waiting for previous operations to terminate"
+ await self.lcm_tasks.waitfor_related_HA("ns", "nslcmops", nslcmop_id)
+ self._write_ns_status(
+ nsr_id=nsr_id,
+ ns_state=None,
+ current_operation="SCALING",
+ current_operation_id=nslcmop_id,
+ )
- # for each vnf in ns, read vnfd
- for vnfr in self.db.get_list("vnfrs", {"nsr-id-ref": nsr_id}):
- db_vnfrs[vnfr["member-vnf-index-ref"]] = vnfr
- vnfd_id = vnfr["vnfd-id"] # vnfd uuid for this vnf
- # if we haven't this vnfd, read it from db
- if not find_in_list(db_vnfds, lambda a_vnfd: a_vnfd["id"] == vnfd_id):
- # read from db
- vnfd = self.db.get_one("vnfds", {"_id": vnfd_id})
- db_vnfds.append(vnfd)
- n2vc_key = self.n2vc.get_public_key()
- n2vc_key_list = [n2vc_key]
- self.scale_vnfr(db_vnfr, vdu_scaling_info.get("vdu-create"), vdu_scaling_info.get("vdu-delete"),
- mark_delete=True)
- # db_vnfr has been updated, update db_vnfrs to use it
- db_vnfrs[db_vnfr["member-vnf-index-ref"]] = db_vnfr
- await self._instantiate_ng_ro(logging_text, nsr_id, db_nsd, db_nsr, db_nslcmop, db_vnfrs,
- db_vnfds, n2vc_key_list, stage=stage, start_deploy=time(),
- timeout_ns_deploy=self.timeout_ns_deploy)
- if vdu_scaling_info.get("vdu-delete"):
- self.scale_vnfr(db_vnfr, None, vdu_scaling_info["vdu-delete"], mark_delete=False)
+ step = "Getting nslcmop from database"
+ self.logger.debug(
+ step + " after having waited for previous tasks to be completed"
+ )
+ db_nslcmop = self.db.get_one("nslcmops", {"_id": nslcmop_id})
- async def add_prometheus_metrics(self, ee_id, artifact_path, ee_config_descriptor, vnfr_id, nsr_id, target_ip):
- if not self.prometheus:
- return
- # look if exist a file called 'prometheus*.j2' and
- artifact_content = self.fs.dir_ls(artifact_path)
- job_file = next((f for f in artifact_content if f.startswith("prometheus") and f.endswith(".j2")), None)
- if not job_file:
- return
- with self.fs.file_open((artifact_path, job_file), "r") as f:
- job_data = f.read()
+ step = "Getting nsr from database"
+ db_nsr = self.db.get_one("nsrs", {"_id": nsr_id})
+ old_operational_status = db_nsr["operational-status"]
+ old_config_status = db_nsr["config-status"]
- # TODO get_service
- _, _, service = ee_id.partition(".") # remove prefix "namespace."
- host_name = "{}-{}".format(service, ee_config_descriptor["metric-service"])
- host_port = "80"
- vnfr_id = vnfr_id.replace("-", "")
- variables = {
- "JOB_NAME": vnfr_id,
- "TARGET_IP": target_ip,
- "EXPORTER_POD_IP": host_name,
- "EXPORTER_POD_PORT": host_port,
- }
- job_list = self.prometheus.parse_job(job_data, variables)
+ step = "Parsing scaling parameters"
+ db_nsr_update["operational-status"] = "scaling"
+ self.update_db_2("nsrs", nsr_id, db_nsr_update)
+ nsr_deployed = db_nsr["_admin"].get("deployed")
+
+ vnf_index = db_nslcmop["operationParams"]["scaleVnfData"][
+ "scaleByStepData"
+ ]["member-vnf-index"]
+ scaling_group = db_nslcmop["operationParams"]["scaleVnfData"][
+ "scaleByStepData"
+ ]["scaling-group-descriptor"]
+ scaling_type = db_nslcmop["operationParams"]["scaleVnfData"]["scaleVnfType"]
+ # for backward compatibility
+ if nsr_deployed and isinstance(nsr_deployed.get("VCA"), dict):
+ nsr_deployed["VCA"] = list(nsr_deployed["VCA"].values())
+ db_nsr_update["_admin.deployed.VCA"] = nsr_deployed["VCA"]
+ self.update_db_2("nsrs", nsr_id, db_nsr_update)
+
+ step = "Getting vnfr from database"
+ db_vnfr = self.db.get_one(
+ "vnfrs", {"member-vnf-index-ref": vnf_index, "nsr-id-ref": nsr_id}
+ )
+
+ vca_id = self.get_vca_id(db_vnfr, db_nsr)
+
+ step = "Getting vnfd from database"
+ db_vnfd = self.db.get_one("vnfds", {"_id": db_vnfr["vnfd-id"]})
+
+ base_folder = db_vnfd["_admin"]["storage"]
+
+ step = "Getting scaling-group-descriptor"
+ scaling_descriptor = find_in_list(
+ get_scaling_aspect(db_vnfd),
+ lambda scale_desc: scale_desc["name"] == scaling_group,
+ )
+ if not scaling_descriptor:
+ raise LcmException(
+ "input parameter 'scaleByStepData':'scaling-group-descriptor':'{}' is not present "
+ "at vnfd:scaling-group-descriptor".format(scaling_group)
+ )
+
+ step = "Sending scale order to VIM"
+ # TODO check if ns is in a proper status
+ nb_scale_op = 0
+ if not db_nsr["_admin"].get("scaling-group"):
+ self.update_db_2(
+ "nsrs",
+ nsr_id,
+ {
+ "_admin.scaling-group": [
+ {"name": scaling_group, "nb-scale-op": 0}
+ ]
+ },
+ )
+ admin_scale_index = 0
+ else:
+ for admin_scale_index, admin_scale_info in enumerate(
+ db_nsr["_admin"]["scaling-group"]
+ ):
+ if admin_scale_info["name"] == scaling_group:
+ nb_scale_op = admin_scale_info.get("nb-scale-op", 0)
+ break
+ else: # not found, set index one plus last element and add new entry with the name
+ admin_scale_index += 1
+ db_nsr_update[
+ "_admin.scaling-group.{}.name".format(admin_scale_index)
+ ] = scaling_group
+
+ vca_scaling_info = []
+ scaling_info = {"scaling_group_name": scaling_group, "vdu": [], "kdu": []}
+ if scaling_type == "SCALE_OUT":
+ if "aspect-delta-details" not in scaling_descriptor:
+ raise LcmException(
+ "Aspect delta details not fount in scaling descriptor {}".format(
+ scaling_descriptor["name"]
+ )
+ )
+ # count if max-instance-count is reached
+ deltas = scaling_descriptor.get("aspect-delta-details")["deltas"]
+
+ scaling_info["scaling_direction"] = "OUT"
+ scaling_info["vdu-create"] = {}
+ scaling_info["kdu-create"] = {}
+ for delta in deltas:
+ for vdu_delta in delta.get("vdu-delta", {}):
+ vdud = get_vdu(db_vnfd, vdu_delta["id"])
+ # vdu_index also provides the number of instance of the targeted vdu
+ vdu_count = vdu_index = get_vdur_index(db_vnfr, vdu_delta)
+ cloud_init_text = self._get_vdu_cloud_init_content(
+ vdud, db_vnfd
+ )
+ if cloud_init_text:
+ additional_params = (
+ self._get_vdu_additional_params(db_vnfr, vdud["id"])
+ or {}
+ )
+ cloud_init_list = []
+
+ vdu_profile = get_vdu_profile(db_vnfd, vdu_delta["id"])
+ max_instance_count = 10
+ if vdu_profile and "max-number-of-instances" in vdu_profile:
+ max_instance_count = vdu_profile.get(
+ "max-number-of-instances", 10
+ )
+
+ default_instance_num = get_number_of_instances(
+ db_vnfd, vdud["id"]
+ )
+ instances_number = vdu_delta.get("number-of-instances", 1)
+ nb_scale_op += instances_number
+
+ new_instance_count = nb_scale_op + default_instance_num
+ # Control if new count is over max and vdu count is less than max.
+ # Then assign new instance count
+ if new_instance_count > max_instance_count > vdu_count:
+ instances_number = new_instance_count - max_instance_count
+ else:
+ instances_number = instances_number
+
+ if new_instance_count > max_instance_count:
+ raise LcmException(
+ "reached the limit of {} (max-instance-count) "
+ "scaling-out operations for the "
+ "scaling-group-descriptor '{}'".format(
+ nb_scale_op, scaling_group
+ )
+ )
+ for x in range(vdu_delta.get("number-of-instances", 1)):
+ if cloud_init_text:
+ # TODO Information of its own ip is not available because db_vnfr is not updated.
+ additional_params["OSM"] = get_osm_params(
+ db_vnfr, vdu_delta["id"], vdu_index + x
+ )
+ cloud_init_list.append(
+ self._parse_cloud_init(
+ cloud_init_text,
+ additional_params,
+ db_vnfd["id"],
+ vdud["id"],
+ )
+ )
+ vca_scaling_info.append(
+ {
+ "osm_vdu_id": vdu_delta["id"],
+ "member-vnf-index": vnf_index,
+ "type": "create",
+ "vdu_index": vdu_index + x,
+ }
+ )
+ scaling_info["vdu-create"][vdu_delta["id"]] = instances_number
+ for kdu_delta in delta.get("kdu-resource-delta", {}):
+ kdu_profile = get_kdu_resource_profile(db_vnfd, kdu_delta["id"])
+ kdu_name = kdu_profile["kdu-name"]
+ resource_name = kdu_profile.get("resource-name", "")
+
+ # Might have different kdus in the same delta
+ # Should have list for each kdu
+ if not scaling_info["kdu-create"].get(kdu_name, None):
+ scaling_info["kdu-create"][kdu_name] = []
+
+ kdur = get_kdur(db_vnfr, kdu_name)
+ if kdur.get("helm-chart"):
+ k8s_cluster_type = "helm-chart-v3"
+ self.logger.debug("kdur: {}".format(kdur))
+ if (
+ kdur.get("helm-version")
+ and kdur.get("helm-version") == "v2"
+ ):
+ k8s_cluster_type = "helm-chart"
+ elif kdur.get("juju-bundle"):
+ k8s_cluster_type = "juju-bundle"
+ else:
+ raise LcmException(
+ "kdu type for kdu='{}.{}' is neither helm-chart nor "
+ "juju-bundle. Maybe an old NBI version is running".format(
+ db_vnfr["member-vnf-index-ref"], kdu_name
+ )
+ )
+
+ max_instance_count = 10
+ if kdu_profile and "max-number-of-instances" in kdu_profile:
+ max_instance_count = kdu_profile.get(
+ "max-number-of-instances", 10
+ )
+
+ nb_scale_op += kdu_delta.get("number-of-instances", 1)
+ deployed_kdu, _ = get_deployed_kdu(
+ nsr_deployed, kdu_name, vnf_index
+ )
+ if deployed_kdu is None:
+ raise LcmException(
+ "KDU '{}' for vnf '{}' not deployed".format(
+ kdu_name, vnf_index
+ )
+ )
+ kdu_instance = deployed_kdu.get("kdu-instance")
+ instance_num = await self.k8scluster_map[
+ k8s_cluster_type
+ ].get_scale_count(
+ resource_name,
+ kdu_instance,
+ vca_id=vca_id,
+ cluster_uuid=deployed_kdu.get("k8scluster-uuid"),
+ kdu_model=deployed_kdu.get("kdu-model"),
+ )
+ kdu_replica_count = instance_num + kdu_delta.get(
+ "number-of-instances", 1
+ )
+
+ # Control if new count is over max and instance_num is less than max.
+ # Then assign max instance number to kdu replica count
+ if kdu_replica_count > max_instance_count > instance_num:
+ kdu_replica_count = max_instance_count
+ if kdu_replica_count > max_instance_count:
+ raise LcmException(
+ "reached the limit of {} (max-instance-count) "
+ "scaling-out operations for the "
+ "scaling-group-descriptor '{}'".format(
+ instance_num, scaling_group
+ )
+ )
+
+ for x in range(kdu_delta.get("number-of-instances", 1)):
+ vca_scaling_info.append(
+ {
+ "osm_kdu_id": kdu_name,
+ "member-vnf-index": vnf_index,
+ "type": "create",
+ "kdu_index": instance_num + x - 1,
+ }
+ )
+ scaling_info["kdu-create"][kdu_name].append(
+ {
+ "member-vnf-index": vnf_index,
+ "type": "create",
+ "k8s-cluster-type": k8s_cluster_type,
+ "resource-name": resource_name,
+ "scale": kdu_replica_count,
+ }
+ )
+ elif scaling_type == "SCALE_IN":
+ deltas = scaling_descriptor.get("aspect-delta-details")["deltas"]
+
+ scaling_info["scaling_direction"] = "IN"
+ scaling_info["vdu-delete"] = {}
+ scaling_info["kdu-delete"] = {}
+
+ for delta in deltas:
+ for vdu_delta in delta.get("vdu-delta", {}):
+ vdu_count = vdu_index = get_vdur_index(db_vnfr, vdu_delta)
+ min_instance_count = 0
+ vdu_profile = get_vdu_profile(db_vnfd, vdu_delta["id"])
+ if vdu_profile and "min-number-of-instances" in vdu_profile:
+ min_instance_count = vdu_profile["min-number-of-instances"]
+
+ default_instance_num = get_number_of_instances(
+ db_vnfd, vdu_delta["id"]
+ )
+ instance_num = vdu_delta.get("number-of-instances", 1)
+ nb_scale_op -= instance_num
+
+ new_instance_count = nb_scale_op + default_instance_num
+
+ if new_instance_count < min_instance_count < vdu_count:
+ instances_number = min_instance_count - new_instance_count
+ else:
+ instances_number = instance_num
+
+ if new_instance_count < min_instance_count:
+ raise LcmException(
+ "reached the limit of {} (min-instance-count) scaling-in operations for the "
+ "scaling-group-descriptor '{}'".format(
+ nb_scale_op, scaling_group
+ )
+ )
+ for x in range(vdu_delta.get("number-of-instances", 1)):
+ vca_scaling_info.append(
+ {
+ "osm_vdu_id": vdu_delta["id"],
+ "member-vnf-index": vnf_index,
+ "type": "delete",
+ "vdu_index": vdu_index - 1 - x,
+ }
+ )
+ scaling_info["vdu-delete"][vdu_delta["id"]] = instances_number
+ for kdu_delta in delta.get("kdu-resource-delta", {}):
+ kdu_profile = get_kdu_resource_profile(db_vnfd, kdu_delta["id"])
+ kdu_name = kdu_profile["kdu-name"]
+ resource_name = kdu_profile.get("resource-name", "")
+
+ if not scaling_info["kdu-delete"].get(kdu_name, None):
+ scaling_info["kdu-delete"][kdu_name] = []
+
+ kdur = get_kdur(db_vnfr, kdu_name)
+ if kdur.get("helm-chart"):
+ k8s_cluster_type = "helm-chart-v3"
+ self.logger.debug("kdur: {}".format(kdur))
+ if (
+ kdur.get("helm-version")
+ and kdur.get("helm-version") == "v2"
+ ):
+ k8s_cluster_type = "helm-chart"
+ elif kdur.get("juju-bundle"):
+ k8s_cluster_type = "juju-bundle"
+ else:
+ raise LcmException(
+ "kdu type for kdu='{}.{}' is neither helm-chart nor "
+ "juju-bundle. Maybe an old NBI version is running".format(
+ db_vnfr["member-vnf-index-ref"], kdur["kdu-name"]
+ )
+ )
+
+ min_instance_count = 0
+ if kdu_profile and "min-number-of-instances" in kdu_profile:
+ min_instance_count = kdu_profile["min-number-of-instances"]
+
+ nb_scale_op -= kdu_delta.get("number-of-instances", 1)
+ deployed_kdu, _ = get_deployed_kdu(
+ nsr_deployed, kdu_name, vnf_index
+ )
+ if deployed_kdu is None:
+ raise LcmException(
+ "KDU '{}' for vnf '{}' not deployed".format(
+ kdu_name, vnf_index
+ )
+ )
+ kdu_instance = deployed_kdu.get("kdu-instance")
+ instance_num = await self.k8scluster_map[
+ k8s_cluster_type
+ ].get_scale_count(
+ resource_name,
+ kdu_instance,
+ vca_id=vca_id,
+ cluster_uuid=deployed_kdu.get("k8scluster-uuid"),
+ kdu_model=deployed_kdu.get("kdu-model"),
+ )
+ kdu_replica_count = instance_num - kdu_delta.get(
+ "number-of-instances", 1
+ )
+
+ if kdu_replica_count < min_instance_count < instance_num:
+ kdu_replica_count = min_instance_count
+ if kdu_replica_count < min_instance_count:
+ raise LcmException(
+ "reached the limit of {} (min-instance-count) scaling-in operations for the "
+ "scaling-group-descriptor '{}'".format(
+ instance_num, scaling_group
+ )
+ )
+
+ for x in range(kdu_delta.get("number-of-instances", 1)):
+ vca_scaling_info.append(
+ {
+ "osm_kdu_id": kdu_name,
+ "member-vnf-index": vnf_index,
+ "type": "delete",
+ "kdu_index": instance_num - x - 1,
+ }
+ )
+ scaling_info["kdu-delete"][kdu_name].append(
+ {
+ "member-vnf-index": vnf_index,
+ "type": "delete",
+ "k8s-cluster-type": k8s_cluster_type,
+ "resource-name": resource_name,
+ "scale": kdu_replica_count,
+ }
+ )
+
+ # update VDU_SCALING_INFO with the VDUs to delete ip_addresses
+ vdu_delete = copy(scaling_info.get("vdu-delete"))
+ if scaling_info["scaling_direction"] == "IN":
+ for vdur in reversed(db_vnfr["vdur"]):
+ if vdu_delete.get(vdur["vdu-id-ref"]):
+ vdu_delete[vdur["vdu-id-ref"]] -= 1
+ scaling_info["vdu"].append(
+ {
+ "name": vdur.get("name") or vdur.get("vdu-name"),
+ "vdu_id": vdur["vdu-id-ref"],
+ "interface": [],
+ }
+ )
+ for interface in vdur["interfaces"]:
+ scaling_info["vdu"][-1]["interface"].append(
+ {
+ "name": interface["name"],
+ "ip_address": interface["ip-address"],
+ "mac_address": interface.get("mac-address"),
+ }
+ )
+ # vdu_delete = vdu_scaling_info.pop("vdu-delete")
+
+ # PRE-SCALE BEGIN
+ step = "Executing pre-scale vnf-config-primitive"
+ if scaling_descriptor.get("scaling-config-action"):
+ for scaling_config_action in scaling_descriptor[
+ "scaling-config-action"
+ ]:
+ if (
+ scaling_config_action.get("trigger") == "pre-scale-in"
+ and scaling_type == "SCALE_IN"
+ ) or (
+ scaling_config_action.get("trigger") == "pre-scale-out"
+ and scaling_type == "SCALE_OUT"
+ ):
+ vnf_config_primitive = scaling_config_action[
+ "vnf-config-primitive-name-ref"
+ ]
+ step = db_nslcmop_update[
+ "detailed-status"
+ ] = "executing pre-scale scaling-config-action '{}'".format(
+ vnf_config_primitive
+ )
+
+ # look for primitive
+ for config_primitive in (
+ get_configuration(db_vnfd, db_vnfd["id"]) or {}
+ ).get("config-primitive", ()):
+ if config_primitive["name"] == vnf_config_primitive:
+ break
+ else:
+ raise LcmException(
+ "Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:scaling-config-action"
+ "[vnf-config-primitive-name-ref='{}'] does not match any vnf-configuration:config-"
+ "primitive".format(scaling_group, vnf_config_primitive)
+ )
+
+ vnfr_params = {"VDU_SCALE_INFO": scaling_info}
+ if db_vnfr.get("additionalParamsForVnf"):
+ vnfr_params.update(db_vnfr["additionalParamsForVnf"])
+
+ scale_process = "VCA"
+ db_nsr_update["config-status"] = "configuring pre-scaling"
+ primitive_params = self._map_primitive_params(
+ config_primitive, {}, vnfr_params
+ )
+
+ # Pre-scale retry check: Check if this sub-operation has been executed before
+ op_index = self._check_or_add_scale_suboperation(
+ db_nslcmop,
+ vnf_index,
+ vnf_config_primitive,
+ primitive_params,
+ "PRE-SCALE",
+ )
+ if op_index == self.SUBOPERATION_STATUS_SKIP:
+ # Skip sub-operation
+ result = "COMPLETED"
+ result_detail = "Done"
+ self.logger.debug(
+ logging_text
+ + "vnf_config_primitive={} Skipped sub-operation, result {} {}".format(
+ vnf_config_primitive, result, result_detail
+ )
+ )
+ else:
+ if op_index == self.SUBOPERATION_STATUS_NEW:
+ # New sub-operation: Get index of this sub-operation
+ op_index = (
+ len(db_nslcmop.get("_admin", {}).get("operations"))
+ - 1
+ )
+ self.logger.debug(
+ logging_text
+ + "vnf_config_primitive={} New sub-operation".format(
+ vnf_config_primitive
+ )
+ )
+ else:
+ # retry: Get registered params for this existing sub-operation
+ op = db_nslcmop.get("_admin", {}).get("operations", [])[
+ op_index
+ ]
+ vnf_index = op.get("member_vnf_index")
+ vnf_config_primitive = op.get("primitive")
+ primitive_params = op.get("primitive_params")
+ self.logger.debug(
+ logging_text
+ + "vnf_config_primitive={} Sub-operation retry".format(
+ vnf_config_primitive
+ )
+ )
+ # Execute the primitive, either with new (first-time) or registered (reintent) args
+ ee_descriptor_id = config_primitive.get(
+ "execution-environment-ref"
+ )
+ primitive_name = config_primitive.get(
+ "execution-environment-primitive", vnf_config_primitive
+ )
+ ee_id, vca_type = self._look_for_deployed_vca(
+ nsr_deployed["VCA"],
+ member_vnf_index=vnf_index,
+ vdu_id=None,
+ vdu_count_index=None,
+ ee_descriptor_id=ee_descriptor_id,
+ )
+ result, result_detail = await self._ns_execute_primitive(
+ ee_id,
+ primitive_name,
+ primitive_params,
+ vca_type=vca_type,
+ vca_id=vca_id,
+ )
+ self.logger.debug(
+ logging_text
+ + "vnf_config_primitive={} Done with result {} {}".format(
+ vnf_config_primitive, result, result_detail
+ )
+ )
+ # Update operationState = COMPLETED | FAILED
+ self._update_suboperation_status(
+ db_nslcmop, op_index, result, result_detail
+ )
+
+ if result == "FAILED":
+ raise LcmException(result_detail)
+ db_nsr_update["config-status"] = old_config_status
+ scale_process = None
+ # PRE-SCALE END
+
+ db_nsr_update[
+ "_admin.scaling-group.{}.nb-scale-op".format(admin_scale_index)
+ ] = nb_scale_op
+ db_nsr_update[
+ "_admin.scaling-group.{}.time".format(admin_scale_index)
+ ] = time()
+
+ # SCALE-IN VCA - BEGIN
+ if vca_scaling_info:
+ step = db_nslcmop_update[
+ "detailed-status"
+ ] = "Deleting the execution environments"
+ scale_process = "VCA"
+ for vca_info in vca_scaling_info:
+ if vca_info["type"] == "delete" and not vca_info.get("osm_kdu_id"):
+ member_vnf_index = str(vca_info["member-vnf-index"])
+ self.logger.debug(
+ logging_text + "vdu info: {}".format(vca_info)
+ )
+ if vca_info.get("osm_vdu_id"):
+ vdu_id = vca_info["osm_vdu_id"]
+ vdu_index = int(vca_info["vdu_index"])
+ stage[
+ 1
+ ] = "Scaling member_vnf_index={}, vdu_id={}, vdu_index={} ".format(
+ member_vnf_index, vdu_id, vdu_index
+ )
+ stage[2] = step = "Scaling in VCA"
+ self._write_op_status(op_id=nslcmop_id, stage=stage)
+ vca_update = db_nsr["_admin"]["deployed"]["VCA"]
+ config_update = db_nsr["configurationStatus"]
+ for vca_index, vca in enumerate(vca_update):
+ if (
+ (vca or vca.get("ee_id"))
+ and vca["member-vnf-index"] == member_vnf_index
+ and vca["vdu_count_index"] == vdu_index
+ ):
+ if vca.get("vdu_id"):
+ config_descriptor = get_configuration(
+ db_vnfd, vca.get("vdu_id")
+ )
+ elif vca.get("kdu_name"):
+ config_descriptor = get_configuration(
+ db_vnfd, vca.get("kdu_name")
+ )
+ else:
+ config_descriptor = get_configuration(
+ db_vnfd, db_vnfd["id"]
+ )
+ operation_params = (
+ db_nslcmop.get("operationParams") or {}
+ )
+ exec_terminate_primitives = not operation_params.get(
+ "skip_terminate_primitives"
+ ) and vca.get("needed_terminate")
+ task = asyncio.ensure_future(
+ asyncio.wait_for(
+ self.destroy_N2VC(
+ logging_text,
+ db_nslcmop,
+ vca,
+ config_descriptor,
+ vca_index,
+ destroy_ee=True,
+ exec_primitives=exec_terminate_primitives,
+ scaling_in=True,
+ vca_id=vca_id,
+ ),
+ timeout=self.timeout.charm_delete,
+ )
+ )
+ tasks_dict_info[task] = "Terminating VCA {}".format(
+ vca.get("ee_id")
+ )
+ del vca_update[vca_index]
+ del config_update[vca_index]
+ # wait for pending tasks of terminate primitives
+ if tasks_dict_info:
+ self.logger.debug(
+ logging_text
+ + "Waiting for tasks {}".format(
+ list(tasks_dict_info.keys())
+ )
+ )
+ error_list = await self._wait_for_tasks(
+ logging_text,
+ tasks_dict_info,
+ min(
+ self.timeout.charm_delete, self.timeout.ns_terminate
+ ),
+ stage,
+ nslcmop_id,
+ )
+ tasks_dict_info.clear()
+ if error_list:
+ raise LcmException("; ".join(error_list))
+
+ db_vca_and_config_update = {
+ "_admin.deployed.VCA": vca_update,
+ "configurationStatus": config_update,
+ }
+ self.update_db_2(
+ "nsrs", db_nsr["_id"], db_vca_and_config_update
+ )
+ scale_process = None
+ # SCALE-IN VCA - END
+
+ # SCALE RO - BEGIN
+ if scaling_info.get("vdu-create") or scaling_info.get("vdu-delete"):
+ scale_process = "RO"
+ if self.ro_config.ng:
+ await self._scale_ng_ro(
+ logging_text, db_nsr, db_nslcmop, db_vnfr, scaling_info, stage
+ )
+ scaling_info.pop("vdu-create", None)
+ scaling_info.pop("vdu-delete", None)
+
+ scale_process = None
+ # SCALE RO - END
+
+ # SCALE KDU - BEGIN
+ if scaling_info.get("kdu-create") or scaling_info.get("kdu-delete"):
+ scale_process = "KDU"
+ await self._scale_kdu(
+ logging_text, nsr_id, nsr_deployed, db_vnfd, vca_id, scaling_info
+ )
+ scaling_info.pop("kdu-create", None)
+ scaling_info.pop("kdu-delete", None)
+
+ scale_process = None
+ # SCALE KDU - END
+
+ if db_nsr_update:
+ self.update_db_2("nsrs", nsr_id, db_nsr_update)
+
+ # SCALE-UP VCA - BEGIN
+ if vca_scaling_info:
+ step = db_nslcmop_update[
+ "detailed-status"
+ ] = "Creating new execution environments"
+ scale_process = "VCA"
+ for vca_info in vca_scaling_info:
+ if vca_info["type"] == "create" and not vca_info.get("osm_kdu_id"):
+ member_vnf_index = str(vca_info["member-vnf-index"])
+ self.logger.debug(
+ logging_text + "vdu info: {}".format(vca_info)
+ )
+ vnfd_id = db_vnfr["vnfd-ref"]
+ if vca_info.get("osm_vdu_id"):
+ vdu_index = int(vca_info["vdu_index"])
+ deploy_params = {"OSM": get_osm_params(db_vnfr)}
+ if db_vnfr.get("additionalParamsForVnf"):
+ deploy_params.update(
+ parse_yaml_strings(
+ db_vnfr["additionalParamsForVnf"].copy()
+ )
+ )
+ descriptor_config = get_configuration(
+ db_vnfd, db_vnfd["id"]
+ )
+ if descriptor_config:
+ vdu_id = None
+ vdu_name = None
+ kdu_name = None
+ kdu_index = None
+ self._deploy_n2vc(
+ logging_text=logging_text
+ + "member_vnf_index={} ".format(member_vnf_index),
+ db_nsr=db_nsr,
+ db_vnfr=db_vnfr,
+ nslcmop_id=nslcmop_id,
+ nsr_id=nsr_id,
+ nsi_id=nsi_id,
+ vnfd_id=vnfd_id,
+ vdu_id=vdu_id,
+ kdu_name=kdu_name,
+ kdu_index=kdu_index,
+ member_vnf_index=member_vnf_index,
+ vdu_index=vdu_index,
+ vdu_name=vdu_name,
+ deploy_params=deploy_params,
+ descriptor_config=descriptor_config,
+ base_folder=base_folder,
+ task_instantiation_info=tasks_dict_info,
+ stage=stage,
+ )
+ vdu_id = vca_info["osm_vdu_id"]
+ vdur = find_in_list(
+ db_vnfr["vdur"], lambda vdu: vdu["vdu-id-ref"] == vdu_id
+ )
+ descriptor_config = get_configuration(db_vnfd, vdu_id)
+ if vdur.get("additionalParams"):
+ deploy_params_vdu = parse_yaml_strings(
+ vdur["additionalParams"]
+ )
+ else:
+ deploy_params_vdu = deploy_params
+ deploy_params_vdu["OSM"] = get_osm_params(
+ db_vnfr, vdu_id, vdu_count_index=vdu_index
+ )
+ if descriptor_config:
+ vdu_name = None
+ kdu_name = None
+ kdu_index = None
+ stage[
+ 1
+ ] = "Scaling member_vnf_index={}, vdu_id={}, vdu_index={} ".format(
+ member_vnf_index, vdu_id, vdu_index
+ )
+ stage[2] = step = "Scaling out VCA"
+ self._write_op_status(op_id=nslcmop_id, stage=stage)
+ self._deploy_n2vc(
+ logging_text=logging_text
+ + "member_vnf_index={}, vdu_id={}, vdu_index={} ".format(
+ member_vnf_index, vdu_id, vdu_index
+ ),
+ db_nsr=db_nsr,
+ db_vnfr=db_vnfr,
+ nslcmop_id=nslcmop_id,
+ nsr_id=nsr_id,
+ nsi_id=nsi_id,
+ vnfd_id=vnfd_id,
+ vdu_id=vdu_id,
+ kdu_name=kdu_name,
+ member_vnf_index=member_vnf_index,
+ vdu_index=vdu_index,
+ kdu_index=kdu_index,
+ vdu_name=vdu_name,
+ deploy_params=deploy_params_vdu,
+ descriptor_config=descriptor_config,
+ base_folder=base_folder,
+ task_instantiation_info=tasks_dict_info,
+ stage=stage,
+ )
+ # SCALE-UP VCA - END
+ scale_process = None
+
+ # POST-SCALE BEGIN
+ # execute primitive service POST-SCALING
+ step = "Executing post-scale vnf-config-primitive"
+ if scaling_descriptor.get("scaling-config-action"):
+ for scaling_config_action in scaling_descriptor[
+ "scaling-config-action"
+ ]:
+ if (
+ scaling_config_action.get("trigger") == "post-scale-in"
+ and scaling_type == "SCALE_IN"
+ ) or (
+ scaling_config_action.get("trigger") == "post-scale-out"
+ and scaling_type == "SCALE_OUT"
+ ):
+ vnf_config_primitive = scaling_config_action[
+ "vnf-config-primitive-name-ref"
+ ]
+ step = db_nslcmop_update[
+ "detailed-status"
+ ] = "executing post-scale scaling-config-action '{}'".format(
+ vnf_config_primitive
+ )
+
+ vnfr_params = {"VDU_SCALE_INFO": scaling_info}
+ if db_vnfr.get("additionalParamsForVnf"):
+ vnfr_params.update(db_vnfr["additionalParamsForVnf"])
+
+ # look for primitive
+ for config_primitive in (
+ get_configuration(db_vnfd, db_vnfd["id"]) or {}
+ ).get("config-primitive", ()):
+ if config_primitive["name"] == vnf_config_primitive:
+ break
+ else:
+ raise LcmException(
+ "Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:scaling-config-"
+ "action[vnf-config-primitive-name-ref='{}'] does not match any vnf-configuration:"
+ "config-primitive".format(
+ scaling_group, vnf_config_primitive
+ )
+ )
+ scale_process = "VCA"
+ db_nsr_update["config-status"] = "configuring post-scaling"
+ primitive_params = self._map_primitive_params(
+ config_primitive, {}, vnfr_params
+ )
+
+ # Post-scale retry check: Check if this sub-operation has been executed before
+ op_index = self._check_or_add_scale_suboperation(
+ db_nslcmop,
+ vnf_index,
+ vnf_config_primitive,
+ primitive_params,
+ "POST-SCALE",
+ )
+ if op_index == self.SUBOPERATION_STATUS_SKIP:
+ # Skip sub-operation
+ result = "COMPLETED"
+ result_detail = "Done"
+ self.logger.debug(
+ logging_text
+ + "vnf_config_primitive={} Skipped sub-operation, result {} {}".format(
+ vnf_config_primitive, result, result_detail
+ )
+ )
+ else:
+ if op_index == self.SUBOPERATION_STATUS_NEW:
+ # New sub-operation: Get index of this sub-operation
+ op_index = (
+ len(db_nslcmop.get("_admin", {}).get("operations"))
+ - 1
+ )
+ self.logger.debug(
+ logging_text
+ + "vnf_config_primitive={} New sub-operation".format(
+ vnf_config_primitive
+ )
+ )
+ else:
+ # retry: Get registered params for this existing sub-operation
+ op = db_nslcmop.get("_admin", {}).get("operations", [])[
+ op_index
+ ]
+ vnf_index = op.get("member_vnf_index")
+ vnf_config_primitive = op.get("primitive")
+ primitive_params = op.get("primitive_params")
+ self.logger.debug(
+ logging_text
+ + "vnf_config_primitive={} Sub-operation retry".format(
+ vnf_config_primitive
+ )
+ )
+ # Execute the primitive, either with new (first-time) or registered (reintent) args
+ ee_descriptor_id = config_primitive.get(
+ "execution-environment-ref"
+ )
+ primitive_name = config_primitive.get(
+ "execution-environment-primitive", vnf_config_primitive
+ )
+ ee_id, vca_type = self._look_for_deployed_vca(
+ nsr_deployed["VCA"],
+ member_vnf_index=vnf_index,
+ vdu_id=None,
+ vdu_count_index=None,
+ ee_descriptor_id=ee_descriptor_id,
+ )
+ result, result_detail = await self._ns_execute_primitive(
+ ee_id,
+ primitive_name,
+ primitive_params,
+ vca_type=vca_type,
+ vca_id=vca_id,
+ )
+ self.logger.debug(
+ logging_text
+ + "vnf_config_primitive={} Done with result {} {}".format(
+ vnf_config_primitive, result, result_detail
+ )
+ )
+ # Update operationState = COMPLETED | FAILED
+ self._update_suboperation_status(
+ db_nslcmop, op_index, result, result_detail
+ )
+
+ if result == "FAILED":
+ raise LcmException(result_detail)
+ db_nsr_update["config-status"] = old_config_status
+ scale_process = None
+ # POST-SCALE END
+
+ db_nsr_update[
+ "detailed-status"
+ ] = "" # "scaled {} {}".format(scaling_group, scaling_type)
+ db_nsr_update["operational-status"] = (
+ "running"
+ if old_operational_status == "failed"
+ else old_operational_status
+ )
+ db_nsr_update["config-status"] = old_config_status
+ return
+ except (
+ ROclient.ROClientException,
+ DbException,
+ LcmException,
+ NgRoException,
+ ) as e:
+ self.logger.error(logging_text + "Exit Exception {}".format(e))
+ exc = e
+ except asyncio.CancelledError:
+ self.logger.error(
+ logging_text + "Cancelled Exception while '{}'".format(step)
+ )
+ exc = "Operation was cancelled"
+ except Exception as e:
+ exc = traceback.format_exc()
+ self.logger.critical(
+ logging_text + "Exit Exception {} {}".format(type(e).__name__, e),
+ exc_info=True,
+ )
+ finally:
+ self._write_ns_status(
+ nsr_id=nsr_id,
+ ns_state=None,
+ current_operation="IDLE",
+ current_operation_id=None,
+ )
+ if tasks_dict_info:
+ stage[1] = "Waiting for instantiate pending tasks."
+ self.logger.debug(logging_text + stage[1])
+ exc = await self._wait_for_tasks(
+ logging_text,
+ tasks_dict_info,
+ self.timeout.ns_deploy,
+ stage,
+ nslcmop_id,
+ nsr_id=nsr_id,
+ )
+ if exc:
+ db_nslcmop_update[
+ "detailed-status"
+ ] = error_description_nslcmop = "FAILED {}: {}".format(step, exc)
+ nslcmop_operation_state = "FAILED"
+ if db_nsr:
+ db_nsr_update["operational-status"] = old_operational_status
+ db_nsr_update["config-status"] = old_config_status
+ db_nsr_update["detailed-status"] = ""
+ if scale_process:
+ if "VCA" in scale_process:
+ db_nsr_update["config-status"] = "failed"
+ if "RO" in scale_process:
+ db_nsr_update["operational-status"] = "failed"
+ db_nsr_update[
+ "detailed-status"
+ ] = "FAILED scaling nslcmop={} {}: {}".format(
+ nslcmop_id, step, exc
+ )
+ else:
+ error_description_nslcmop = None
+ nslcmop_operation_state = "COMPLETED"
+ db_nslcmop_update["detailed-status"] = "Done"
+
+ self._write_op_status(
+ op_id=nslcmop_id,
+ stage="",
+ error_message=error_description_nslcmop,
+ operation_state=nslcmop_operation_state,
+ other_update=db_nslcmop_update,
+ )
+ if db_nsr:
+ self._write_ns_status(
+ nsr_id=nsr_id,
+ ns_state=None,
+ current_operation="IDLE",
+ current_operation_id=None,
+ other_update=db_nsr_update,
+ )
+
+ if nslcmop_operation_state:
+ try:
+ msg = {
+ "nsr_id": nsr_id,
+ "nslcmop_id": nslcmop_id,
+ "operationState": nslcmop_operation_state,
+ }
+ await self.msg.aiowrite("ns", "scaled", msg)
+ except Exception as e:
+ self.logger.error(
+ logging_text + "kafka_write notification Exception {}".format(e)
+ )
+ self.logger.debug(logging_text + "Exit")
+ self.lcm_tasks.remove("ns", nsr_id, nslcmop_id, "ns_scale")
+
+ async def _scale_kdu(
+ self, logging_text, nsr_id, nsr_deployed, db_vnfd, vca_id, scaling_info
+ ):
+ _scaling_info = scaling_info.get("kdu-create") or scaling_info.get("kdu-delete")
+ for kdu_name in _scaling_info:
+ for kdu_scaling_info in _scaling_info[kdu_name]:
+ deployed_kdu, index = get_deployed_kdu(
+ nsr_deployed, kdu_name, kdu_scaling_info["member-vnf-index"]
+ )
+ cluster_uuid = deployed_kdu["k8scluster-uuid"]
+ kdu_instance = deployed_kdu["kdu-instance"]
+ kdu_model = deployed_kdu.get("kdu-model")
+ scale = int(kdu_scaling_info["scale"])
+ k8s_cluster_type = kdu_scaling_info["k8s-cluster-type"]
+
+ db_dict = {
+ "collection": "nsrs",
+ "filter": {"_id": nsr_id},
+ "path": "_admin.deployed.K8s.{}".format(index),
+ }
+
+ step = "scaling application {}".format(
+ kdu_scaling_info["resource-name"]
+ )
+ self.logger.debug(logging_text + step)
+
+ if kdu_scaling_info["type"] == "delete":
+ kdu_config = get_configuration(db_vnfd, kdu_name)
+ if (
+ kdu_config
+ and kdu_config.get("terminate-config-primitive")
+ and get_juju_ee_ref(db_vnfd, kdu_name) is None
+ ):
+ terminate_config_primitive_list = kdu_config.get(
+ "terminate-config-primitive"
+ )
+ terminate_config_primitive_list.sort(
+ key=lambda val: int(val["seq"])
+ )
+
+ for (
+ terminate_config_primitive
+ ) in terminate_config_primitive_list:
+ primitive_params_ = self._map_primitive_params(
+ terminate_config_primitive, {}, {}
+ )
+ step = "execute terminate config primitive"
+ self.logger.debug(logging_text + step)
+ await asyncio.wait_for(
+ self.k8scluster_map[k8s_cluster_type].exec_primitive(
+ cluster_uuid=cluster_uuid,
+ kdu_instance=kdu_instance,
+ primitive_name=terminate_config_primitive["name"],
+ params=primitive_params_,
+ db_dict=db_dict,
+ total_timeout=self.timeout.primitive,
+ vca_id=vca_id,
+ ),
+ timeout=self.timeout.primitive
+ * self.timeout.primitive_outer_factor,
+ )
+
+ await asyncio.wait_for(
+ self.k8scluster_map[k8s_cluster_type].scale(
+ kdu_instance=kdu_instance,
+ scale=scale,
+ resource_name=kdu_scaling_info["resource-name"],
+ total_timeout=self.timeout.scale_on_error,
+ vca_id=vca_id,
+ cluster_uuid=cluster_uuid,
+ kdu_model=kdu_model,
+ atomic=True,
+ db_dict=db_dict,
+ ),
+ timeout=self.timeout.scale_on_error
+ * self.timeout.scale_on_error_outer_factor,
+ )
+
+ if kdu_scaling_info["type"] == "create":
+ kdu_config = get_configuration(db_vnfd, kdu_name)
+ if (
+ kdu_config
+ and kdu_config.get("initial-config-primitive")
+ and get_juju_ee_ref(db_vnfd, kdu_name) is None
+ ):
+ initial_config_primitive_list = kdu_config.get(
+ "initial-config-primitive"
+ )
+ initial_config_primitive_list.sort(
+ key=lambda val: int(val["seq"])
+ )
+
+ for initial_config_primitive in initial_config_primitive_list:
+ primitive_params_ = self._map_primitive_params(
+ initial_config_primitive, {}, {}
+ )
+ step = "execute initial config primitive"
+ self.logger.debug(logging_text + step)
+ await asyncio.wait_for(
+ self.k8scluster_map[k8s_cluster_type].exec_primitive(
+ cluster_uuid=cluster_uuid,
+ kdu_instance=kdu_instance,
+ primitive_name=initial_config_primitive["name"],
+ params=primitive_params_,
+ db_dict=db_dict,
+ vca_id=vca_id,
+ ),
+ timeout=600,
+ )
+
+ async def _scale_ng_ro(
+ self, logging_text, db_nsr, db_nslcmop, db_vnfr, vdu_scaling_info, stage
+ ):
+ nsr_id = db_nslcmop["nsInstanceId"]
+ db_nsd = self.db.get_one("nsds", {"_id": db_nsr["nsd-id"]})
+ db_vnfrs = {}
+
+ # read from db: vnfd's for every vnf
+ db_vnfds = []
+
+ # for each vnf in ns, read vnfd
+ for vnfr in self.db.get_list("vnfrs", {"nsr-id-ref": nsr_id}):
+ db_vnfrs[vnfr["member-vnf-index-ref"]] = vnfr
+ vnfd_id = vnfr["vnfd-id"] # vnfd uuid for this vnf
+ # if we haven't this vnfd, read it from db
+ if not find_in_list(db_vnfds, lambda a_vnfd: a_vnfd["id"] == vnfd_id):
+ # read from db
+ vnfd = self.db.get_one("vnfds", {"_id": vnfd_id})
+ db_vnfds.append(vnfd)
+ n2vc_key = self.n2vc.get_public_key()
+ n2vc_key_list = [n2vc_key]
+ self.scale_vnfr(
+ db_vnfr,
+ vdu_scaling_info.get("vdu-create"),
+ vdu_scaling_info.get("vdu-delete"),
+ mark_delete=True,
+ )
+ # db_vnfr has been updated, update db_vnfrs to use it
+ db_vnfrs[db_vnfr["member-vnf-index-ref"]] = db_vnfr
+ await self._instantiate_ng_ro(
+ logging_text,
+ nsr_id,
+ db_nsd,
+ db_nsr,
+ db_nslcmop,
+ db_vnfrs,
+ db_vnfds,
+ n2vc_key_list,
+ stage=stage,
+ start_deploy=time(),
+ timeout_ns_deploy=self.timeout.ns_deploy,
+ )
+ if vdu_scaling_info.get("vdu-delete"):
+ self.scale_vnfr(
+ db_vnfr, None, vdu_scaling_info["vdu-delete"], mark_delete=False
+ )
+
+ async def extract_prometheus_scrape_jobs(
+ self,
+ ee_id: str,
+ artifact_path: str,
+ ee_config_descriptor: dict,
+ vnfr_id: str,
+ nsr_id: str,
+ target_ip: str,
+ element_type: str,
+ vnf_member_index: str = "",
+ vdu_id: str = "",
+ vdu_index: int = None,
+ kdu_name: str = "",
+ kdu_index: int = None,
+ ) -> dict:
+ """Method to extract prometheus scrape jobs from EE's Prometheus template job file
+ This method will wait until the corresponding VDU or KDU is fully instantiated
+
+ Args:
+ ee_id (str): Execution Environment ID
+ artifact_path (str): Path where the EE's content is (including the Prometheus template file)
+ ee_config_descriptor (dict): Execution Environment's configuration descriptor
+ vnfr_id (str): VNFR ID where this EE applies
+ nsr_id (str): NSR ID where this EE applies
+ target_ip (str): VDU/KDU instance IP address
+ element_type (str): NS or VNF or VDU or KDU
+ vnf_member_index (str, optional): VNF index where this EE applies. Defaults to "".
+ vdu_id (str, optional): VDU ID where this EE applies. Defaults to "".
+ vdu_index (int, optional): VDU index where this EE applies. Defaults to None.
+ kdu_name (str, optional): KDU name where this EE applies. Defaults to "".
+ kdu_index (int, optional): KDU index where this EE applies. Defaults to None.
+
+ Raises:
+ LcmException: When the VDU or KDU instance was not found in an hour
+
+ Returns:
+ _type_: Prometheus jobs
+ """
+ # default the vdur and kdur names to an empty string, to avoid any later
+ # problem with Prometheus when the element type is not VDU or KDU
+ vdur_name = ""
+ kdur_name = ""
+
+ # look if exist a file called 'prometheus*.j2' and
+ artifact_content = self.fs.dir_ls(artifact_path)
+ job_file = next(
+ (
+ f
+ for f in artifact_content
+ if f.startswith("prometheus") and f.endswith(".j2")
+ ),
+ None,
+ )
+ if not job_file:
+ return
+ self.logger.debug("Artifact path{}".format(artifact_path))
+ self.logger.debug("job file{}".format(job_file))
+ with self.fs.file_open((artifact_path, job_file), "r") as f:
+ job_data = f.read()
+
+ # obtain the VDUR or KDUR, if the element type is VDU or KDU
+ if element_type in ("VDU", "KDU"):
+ for _ in range(360):
+ db_vnfr = self.db.get_one("vnfrs", {"_id": vnfr_id})
+ if vdu_id and vdu_index is not None:
+ vdur = next(
+ (
+ x
+ for x in get_iterable(db_vnfr, "vdur")
+ if (
+ x.get("vdu-id-ref") == vdu_id
+ and x.get("count-index") == vdu_index
+ )
+ ),
+ {},
+ )
+ if vdur.get("name"):
+ vdur_name = vdur.get("name")
+ break
+ if kdu_name and kdu_index is not None:
+ kdur = next(
+ (
+ x
+ for x in get_iterable(db_vnfr, "kdur")
+ if (
+ x.get("kdu-name") == kdu_name
+ and x.get("count-index") == kdu_index
+ )
+ ),
+ {},
+ )
+ if kdur.get("name"):
+ kdur_name = kdur.get("name")
+ break
+
+ await asyncio.sleep(10)
+ else:
+ if vdu_id and vdu_index is not None:
+ raise LcmException(
+ f"Timeout waiting VDU with name={vdu_id} and index={vdu_index} to be intantiated"
+ )
+ if kdu_name and kdu_index is not None:
+ raise LcmException(
+ f"Timeout waiting KDU with name={kdu_name} and index={kdu_index} to be intantiated"
+ )
+
+ if ee_id is not None:
+ _, namespace, helm_id = get_ee_id_parts(
+ ee_id
+ ) # get namespace and EE gRPC service name
+ host_name = f'{helm_id}-{ee_config_descriptor["metric-service"]}.{namespace}.svc' # svc_name.namespace.svc
+ host_port = "80"
+ vnfr_id = vnfr_id.replace("-", "")
+ variables = {
+ "JOB_NAME": vnfr_id,
+ "TARGET_IP": target_ip,
+ "EXPORTER_POD_IP": host_name,
+ "EXPORTER_POD_PORT": host_port,
+ "NSR_ID": nsr_id,
+ "VNF_MEMBER_INDEX": vnf_member_index,
+ "VDUR_NAME": vdur_name,
+ "KDUR_NAME": kdur_name,
+ "ELEMENT_TYPE": element_type,
+ }
+ else:
+ metric_path = ee_config_descriptor["metric-path"]
+ target_port = ee_config_descriptor["metric-port"]
+ vnfr_id = vnfr_id.replace("-", "")
+ variables = {
+ "JOB_NAME": vnfr_id,
+ "TARGET_IP": target_ip,
+ "TARGET_PORT": target_port,
+ "METRIC_PATH": metric_path,
+ }
+
+ job_list = parse_job(job_data, variables)
# ensure job_name is using the vnfr_id. Adding the metadata nsr_id
for job in job_list:
- if not isinstance(job.get("job_name"), str) or vnfr_id not in job["job_name"]:
- job["job_name"] = vnfr_id + "_" + str(randint(1, 10000))
+ if (
+ not isinstance(job.get("job_name"), str)
+ or vnfr_id not in job["job_name"]
+ ):
+ job["job_name"] = vnfr_id + "_" + str(SystemRandom().randint(1, 10000))
job["nsr_id"] = nsr_id
- job_dict = {jl["job_name"]: jl for jl in job_list}
- if await self.prometheus.update(job_dict):
- return list(job_dict.keys())
+ job["vnfr_id"] = vnfr_id
+ return job_list
+
+ async def rebuild_start_stop(
+ self, nsr_id, nslcmop_id, vnf_id, additional_param, operation_type
+ ):
+ logging_text = "Task ns={} {}={} ".format(nsr_id, operation_type, nslcmop_id)
+ self.logger.info(logging_text + "Enter")
+ stage = ["Preparing the environment", ""]
+ # database nsrs record
+ db_nsr_update = {}
+ vdu_vim_name = None
+ vim_vm_id = None
+ # in case of error, indicates what part of scale was failed to put nsr at error status
+ start_deploy = time()
+ try:
+ db_vnfr = self.db.get_one("vnfrs", {"_id": vnf_id})
+ vim_account_id = db_vnfr.get("vim-account-id")
+ vim_info_key = "vim:" + vim_account_id
+ vdu_id = additional_param["vdu_id"]
+ vdurs = [item for item in db_vnfr["vdur"] if item["vdu-id-ref"] == vdu_id]
+ vdur = find_in_list(
+ vdurs, lambda vdu: vdu["count-index"] == additional_param["count-index"]
+ )
+ if vdur:
+ vdu_vim_name = vdur["name"]
+ vim_vm_id = vdur["vim_info"][vim_info_key]["vim_id"]
+ target_vim, _ = next(k_v for k_v in vdur["vim_info"].items())
+ else:
+ raise LcmException("Target vdu is not found")
+ self.logger.info("vdu_vim_name >> {} ".format(vdu_vim_name))
+ # wait for any previous tasks in process
+ stage[1] = "Waiting for previous operations to terminate"
+ self.logger.info(stage[1])
+ await self.lcm_tasks.waitfor_related_HA("ns", "nslcmops", nslcmop_id)
+
+ stage[1] = "Reading from database."
+ self.logger.info(stage[1])
+ self._write_ns_status(
+ nsr_id=nsr_id,
+ ns_state=None,
+ current_operation=operation_type.upper(),
+ current_operation_id=nslcmop_id,
+ )
+ self._write_op_status(op_id=nslcmop_id, stage=stage, queuePosition=0)
+
+ # read from db: ns
+ stage[1] = "Getting nsr={} from db.".format(nsr_id)
+ db_nsr_update["operational-status"] = operation_type
+ self.update_db_2("nsrs", nsr_id, db_nsr_update)
+ # Payload for RO
+ desc = {
+ operation_type: {
+ "vim_vm_id": vim_vm_id,
+ "vnf_id": vnf_id,
+ "vdu_index": additional_param["count-index"],
+ "vdu_id": vdur["id"],
+ "target_vim": target_vim,
+ "vim_account_id": vim_account_id,
+ }
+ }
+ stage[1] = "Sending rebuild request to RO... {}".format(desc)
+ self._write_op_status(op_id=nslcmop_id, stage=stage, queuePosition=0)
+ self.logger.info("ro nsr id: {}".format(nsr_id))
+ result_dict = await self.RO.operate(nsr_id, desc, operation_type)
+ self.logger.info("response from RO: {}".format(result_dict))
+ action_id = result_dict["action_id"]
+ await self._wait_ng_ro(
+ nsr_id,
+ action_id,
+ nslcmop_id,
+ start_deploy,
+ self.timeout.operate,
+ None,
+ "start_stop_rebuild",
+ )
+ return "COMPLETED", "Done"
+ except (ROclient.ROClientException, DbException, LcmException) as e:
+ self.logger.error("Exit Exception {}".format(e))
+ exc = e
+ except asyncio.CancelledError:
+ self.logger.error("Cancelled Exception while '{}'".format(stage))
+ exc = "Operation was cancelled"
+ except Exception as e:
+ exc = traceback.format_exc()
+ self.logger.critical(
+ "Exit Exception {} {}".format(type(e).__name__, e), exc_info=True
+ )
+ return "FAILED", "Error in operate VNF {}".format(exc)
+
+ def get_vca_cloud_and_credentials(self, vim_account_id: str) -> (str, str):
+ """
+ Get VCA Cloud and VCA Cloud Credentials for the VIM account
+
+ :param: vim_account_id: VIM Account ID
+
+ :return: (cloud_name, cloud_credential)
+ """
+ config = VimAccountDB.get_vim_account_with_id(vim_account_id).get("config", {})
+ return config.get("vca_cloud"), config.get("vca_cloud_credential")
+
+ def get_vca_k8s_cloud_and_credentials(self, vim_account_id: str) -> (str, str):
+ """
+ Get VCA K8s Cloud and VCA K8s Cloud Credentials for the VIM account
+
+ :param: vim_account_id: VIM Account ID
+
+ :return: (cloud_name, cloud_credential)
+ """
+ config = VimAccountDB.get_vim_account_with_id(vim_account_id).get("config", {})
+ return config.get("vca_k8s_cloud"), config.get("vca_k8s_cloud_credential")
+
+ async def migrate(self, nsr_id, nslcmop_id):
+ """
+ Migrate VNFs and VDUs instances in a NS
+
+ :param: nsr_id: NS Instance ID
+ :param: nslcmop_id: nslcmop ID of migrate
+
+ """
+ # Try to lock HA task here
+ task_is_locked_by_me = self.lcm_tasks.lock_HA("ns", "nslcmops", nslcmop_id)
+ if not task_is_locked_by_me:
+ return
+ logging_text = "Task ns={} migrate ".format(nsr_id)
+ self.logger.debug(logging_text + "Enter")
+ # get all needed from database
+ db_nslcmop = None
+ db_nslcmop_update = {}
+ nslcmop_operation_state = None
+ db_nsr_update = {}
+ target = {}
+ exc = None
+ # in case of error, indicates what part of scale was failed to put nsr at error status
+ start_deploy = time()
+
+ try:
+ # wait for any previous tasks in process
+ step = "Waiting for previous operations to terminate"
+ await self.lcm_tasks.waitfor_related_HA("ns", "nslcmops", nslcmop_id)
+
+ self._write_ns_status(
+ nsr_id=nsr_id,
+ ns_state=None,
+ current_operation="MIGRATING",
+ current_operation_id=nslcmop_id,
+ )
+ step = "Getting nslcmop from database"
+ self.logger.debug(
+ step + " after having waited for previous tasks to be completed"
+ )
+ db_nslcmop = self.db.get_one("nslcmops", {"_id": nslcmop_id})
+ migrate_params = db_nslcmop.get("operationParams")
+
+ target = {}
+ target.update(migrate_params)
+ desc = await self.RO.migrate(nsr_id, target)
+ self.logger.debug("RO return > {}".format(desc))
+ action_id = desc["action_id"]
+ await self._wait_ng_ro(
+ nsr_id,
+ action_id,
+ nslcmop_id,
+ start_deploy,
+ self.timeout.migrate,
+ operation="migrate",
+ )
+ except (ROclient.ROClientException, DbException, LcmException) as e:
+ self.logger.error("Exit Exception {}".format(e))
+ exc = e
+ except asyncio.CancelledError:
+ self.logger.error("Cancelled Exception while '{}'".format(step))
+ exc = "Operation was cancelled"
+ except Exception as e:
+ exc = traceback.format_exc()
+ self.logger.critical(
+ "Exit Exception {} {}".format(type(e).__name__, e), exc_info=True
+ )
+ finally:
+ self._write_ns_status(
+ nsr_id=nsr_id,
+ ns_state=None,
+ current_operation="IDLE",
+ current_operation_id=None,
+ )
+ if exc:
+ db_nslcmop_update["detailed-status"] = "FAILED {}: {}".format(step, exc)
+ nslcmop_operation_state = "FAILED"
+ else:
+ nslcmop_operation_state = "COMPLETED"
+ db_nslcmop_update["detailed-status"] = "Done"
+ db_nsr_update["detailed-status"] = "Done"
+
+ self._write_op_status(
+ op_id=nslcmop_id,
+ stage="",
+ error_message="",
+ operation_state=nslcmop_operation_state,
+ other_update=db_nslcmop_update,
+ )
+ if nslcmop_operation_state:
+ try:
+ msg = {
+ "nsr_id": nsr_id,
+ "nslcmop_id": nslcmop_id,
+ "operationState": nslcmop_operation_state,
+ }
+ await self.msg.aiowrite("ns", "migrated", msg)
+ except Exception as e:
+ self.logger.error(
+ logging_text + "kafka_write notification Exception {}".format(e)
+ )
+ self.logger.debug(logging_text + "Exit")
+ self.lcm_tasks.remove("ns", nsr_id, nslcmop_id, "ns_migrate")
+
+ async def heal(self, nsr_id, nslcmop_id):
+ """
+ Heal NS
+
+ :param nsr_id: ns instance to heal
+ :param nslcmop_id: operation to run
+ :return:
+ """
+
+ # Try to lock HA task here
+ task_is_locked_by_me = self.lcm_tasks.lock_HA("ns", "nslcmops", nslcmop_id)
+ if not task_is_locked_by_me:
+ return
+
+ logging_text = "Task ns={} heal={} ".format(nsr_id, nslcmop_id)
+ stage = ["", "", ""]
+ tasks_dict_info = {}
+ # ^ stage, step, VIM progress
+ self.logger.debug(logging_text + "Enter")
+ # get all needed from database
+ db_nsr = None
+ db_nslcmop_update = {}
+ db_nsr_update = {}
+ db_vnfrs = {} # vnf's info indexed by _id
+ exc = None
+ old_operational_status = ""
+ old_config_status = ""
+ nsi_id = None
+ try:
+ # wait for any previous tasks in process
+ step = "Waiting for previous operations to terminate"
+ await self.lcm_tasks.waitfor_related_HA("ns", "nslcmops", nslcmop_id)
+ self._write_ns_status(
+ nsr_id=nsr_id,
+ ns_state=None,
+ current_operation="HEALING",
+ current_operation_id=nslcmop_id,
+ )
+
+ step = "Getting nslcmop from database"
+ self.logger.debug(
+ step + " after having waited for previous tasks to be completed"
+ )
+ db_nslcmop = self.db.get_one("nslcmops", {"_id": nslcmop_id})
+
+ step = "Getting nsr from database"
+ db_nsr = self.db.get_one("nsrs", {"_id": nsr_id})
+ old_operational_status = db_nsr["operational-status"]
+ old_config_status = db_nsr["config-status"]
+
+ db_nsr_update = {
+ "_admin.deployed.RO.operational-status": "healing",
+ }
+ self.update_db_2("nsrs", nsr_id, db_nsr_update)
+
+ step = "Sending heal order to VIM"
+ await self.heal_RO(
+ logging_text=logging_text,
+ nsr_id=nsr_id,
+ db_nslcmop=db_nslcmop,
+ stage=stage,
+ )
+ # VCA tasks
+ # read from db: nsd
+ stage[1] = "Getting nsd={} from db.".format(db_nsr["nsd-id"])
+ self.logger.debug(logging_text + stage[1])
+ nsd = self.db.get_one("nsds", {"_id": db_nsr["nsd-id"]})
+ self.fs.sync(db_nsr["nsd-id"])
+ db_nsr["nsd"] = nsd
+ # read from db: vnfr's of this ns
+ step = "Getting vnfrs from db"
+ db_vnfrs_list = self.db.get_list("vnfrs", {"nsr-id-ref": nsr_id})
+ for vnfr in db_vnfrs_list:
+ db_vnfrs[vnfr["_id"]] = vnfr
+ self.logger.debug("ns.heal db_vnfrs={}".format(db_vnfrs))
+
+ # Check for each target VNF
+ target_list = db_nslcmop.get("operationParams", {}).get("healVnfData", {})
+ for target_vnf in target_list:
+ # Find this VNF in the list from DB
+ vnfr_id = target_vnf.get("vnfInstanceId", None)
+ if vnfr_id:
+ db_vnfr = db_vnfrs[vnfr_id]
+ vnfd_id = db_vnfr.get("vnfd-id")
+ vnfd_ref = db_vnfr.get("vnfd-ref")
+ vnfd = self.db.get_one("vnfds", {"_id": vnfd_id})
+ base_folder = vnfd["_admin"]["storage"]
+ vdu_id = None
+ vdu_index = 0
+ vdu_name = None
+ kdu_name = None
+ nsi_id = None # TODO put nsi_id when this nsr belongs to a NSI
+ member_vnf_index = db_vnfr.get("member-vnf-index-ref")
+
+ # Check each target VDU and deploy N2VC
+ target_vdu_list = target_vnf.get("additionalParams", {}).get(
+ "vdu", []
+ )
+ if not target_vdu_list:
+ # Codigo nuevo para crear diccionario
+ target_vdu_list = []
+ for existing_vdu in db_vnfr.get("vdur"):
+ vdu_name = existing_vdu.get("vdu-name", None)
+ vdu_index = existing_vdu.get("count-index", 0)
+ vdu_run_day1 = target_vnf.get("additionalParams", {}).get(
+ "run-day1", False
+ )
+ vdu_to_be_healed = {
+ "vdu-id": vdu_name,
+ "count-index": vdu_index,
+ "run-day1": vdu_run_day1,
+ }
+ target_vdu_list.append(vdu_to_be_healed)
+ for target_vdu in target_vdu_list:
+ deploy_params_vdu = target_vdu
+ # Set run-day1 vnf level value if not vdu level value exists
+ if not deploy_params_vdu.get("run-day1") and target_vnf.get(
+ "additionalParams", {}
+ ).get("run-day1"):
+ deploy_params_vdu["run-day1"] = target_vnf[
+ "additionalParams"
+ ].get("run-day1")
+ vdu_name = target_vdu.get("vdu-id", None)
+ # TODO: Get vdu_id from vdud.
+ vdu_id = vdu_name
+ # For multi instance VDU count-index is mandatory
+ # For single session VDU count-indes is 0
+ vdu_index = target_vdu.get("count-index", 0)
+
+ # n2vc_redesign STEP 3 to 6 Deploy N2VC
+ stage[1] = "Deploying Execution Environments."
+ self.logger.debug(logging_text + stage[1])
+
+ # VNF Level charm. Normal case when proxy charms.
+ # If target instance is management machine continue with actions: recreate EE for native charms or reinject juju key for proxy charms.
+ descriptor_config = get_configuration(vnfd, vnfd_ref)
+ if descriptor_config:
+ # Continue if healed machine is management machine
+ vnf_ip_address = db_vnfr.get("ip-address")
+ target_instance = None
+ for instance in db_vnfr.get("vdur", None):
+ if (
+ instance["vdu-name"] == vdu_name
+ and instance["count-index"] == vdu_index
+ ):
+ target_instance = instance
+ break
+ if vnf_ip_address == target_instance.get("ip-address"):
+ self._heal_n2vc(
+ logging_text=logging_text
+ + "member_vnf_index={}, vdu_name={}, vdu_index={} ".format(
+ member_vnf_index, vdu_name, vdu_index
+ ),
+ db_nsr=db_nsr,
+ db_vnfr=db_vnfr,
+ nslcmop_id=nslcmop_id,
+ nsr_id=nsr_id,
+ nsi_id=nsi_id,
+ vnfd_id=vnfd_ref,
+ vdu_id=None,
+ kdu_name=None,
+ member_vnf_index=member_vnf_index,
+ vdu_index=0,
+ vdu_name=None,
+ deploy_params=deploy_params_vdu,
+ descriptor_config=descriptor_config,
+ base_folder=base_folder,
+ task_instantiation_info=tasks_dict_info,
+ stage=stage,
+ )
+
+ # VDU Level charm. Normal case with native charms.
+ descriptor_config = get_configuration(vnfd, vdu_name)
+ if descriptor_config:
+ self._heal_n2vc(
+ logging_text=logging_text
+ + "member_vnf_index={}, vdu_name={}, vdu_index={} ".format(
+ member_vnf_index, vdu_name, vdu_index
+ ),
+ db_nsr=db_nsr,
+ db_vnfr=db_vnfr,
+ nslcmop_id=nslcmop_id,
+ nsr_id=nsr_id,
+ nsi_id=nsi_id,
+ vnfd_id=vnfd_ref,
+ vdu_id=vdu_id,
+ kdu_name=kdu_name,
+ member_vnf_index=member_vnf_index,
+ vdu_index=vdu_index,
+ vdu_name=vdu_name,
+ deploy_params=deploy_params_vdu,
+ descriptor_config=descriptor_config,
+ base_folder=base_folder,
+ task_instantiation_info=tasks_dict_info,
+ stage=stage,
+ )
+
+ except (
+ ROclient.ROClientException,
+ DbException,
+ LcmException,
+ NgRoException,
+ ) as e:
+ self.logger.error(logging_text + "Exit Exception {}".format(e))
+ exc = e
+ except asyncio.CancelledError:
+ self.logger.error(
+ logging_text + "Cancelled Exception while '{}'".format(step)
+ )
+ exc = "Operation was cancelled"
+ except Exception as e:
+ exc = traceback.format_exc()
+ self.logger.critical(
+ logging_text + "Exit Exception {} {}".format(type(e).__name__, e),
+ exc_info=True,
+ )
+ finally:
+ if tasks_dict_info:
+ stage[1] = "Waiting for healing pending tasks."
+ self.logger.debug(logging_text + stage[1])
+ exc = await self._wait_for_tasks(
+ logging_text,
+ tasks_dict_info,
+ self.timeout.ns_deploy,
+ stage,
+ nslcmop_id,
+ nsr_id=nsr_id,
+ )
+ if exc:
+ db_nslcmop_update[
+ "detailed-status"
+ ] = error_description_nslcmop = "FAILED {}: {}".format(step, exc)
+ nslcmop_operation_state = "FAILED"
+ if db_nsr:
+ db_nsr_update["operational-status"] = old_operational_status
+ db_nsr_update["config-status"] = old_config_status
+ db_nsr_update[
+ "detailed-status"
+ ] = "FAILED healing nslcmop={} {}: {}".format(nslcmop_id, step, exc)
+ for task, task_name in tasks_dict_info.items():
+ if not task.done() or task.cancelled() or task.exception():
+ if task_name.startswith(self.task_name_deploy_vca):
+ # A N2VC task is pending
+ db_nsr_update["config-status"] = "failed"
+ else:
+ # RO task is pending
+ db_nsr_update["operational-status"] = "failed"
+ else:
+ error_description_nslcmop = None
+ nslcmop_operation_state = "COMPLETED"
+ db_nslcmop_update["detailed-status"] = "Done"
+ db_nsr_update["detailed-status"] = "Done"
+ db_nsr_update["operational-status"] = "running"
+ db_nsr_update["config-status"] = "configured"
+
+ self._write_op_status(
+ op_id=nslcmop_id,
+ stage="",
+ error_message=error_description_nslcmop,
+ operation_state=nslcmop_operation_state,
+ other_update=db_nslcmop_update,
+ )
+ if db_nsr:
+ self._write_ns_status(
+ nsr_id=nsr_id,
+ ns_state=None,
+ current_operation="IDLE",
+ current_operation_id=None,
+ other_update=db_nsr_update,
+ )
+
+ if nslcmop_operation_state:
+ try:
+ msg = {
+ "nsr_id": nsr_id,
+ "nslcmop_id": nslcmop_id,
+ "operationState": nslcmop_operation_state,
+ }
+ await self.msg.aiowrite("ns", "healed", msg)
+ except Exception as e:
+ self.logger.error(
+ logging_text + "kafka_write notification Exception {}".format(e)
+ )
+ self.logger.debug(logging_text + "Exit")
+ self.lcm_tasks.remove("ns", nsr_id, nslcmop_id, "ns_heal")
+
+ async def heal_RO(
+ self,
+ logging_text,
+ nsr_id,
+ db_nslcmop,
+ stage,
+ ):
+ """
+ Heal at RO
+ :param logging_text: preffix text to use at logging
+ :param nsr_id: nsr identity
+ :param db_nslcmop: database content of ns operation, in this case, 'instantiate'
+ :param stage: list with 3 items: [general stage, tasks, vim_specific]. This task will write over vim_specific
+ :return: None or exception
+ """
+
+ def get_vim_account(vim_account_id):
+ nonlocal db_vims
+ if vim_account_id in db_vims:
+ return db_vims[vim_account_id]
+ db_vim = self.db.get_one("vim_accounts", {"_id": vim_account_id})
+ db_vims[vim_account_id] = db_vim
+ return db_vim
+
+ try:
+ start_heal = time()
+ ns_params = db_nslcmop.get("operationParams")
+ if ns_params and ns_params.get("timeout_ns_heal"):
+ timeout_ns_heal = ns_params["timeout_ns_heal"]
+ else:
+ timeout_ns_heal = self.timeout.ns_heal
+
+ db_vims = {}
+
+ nslcmop_id = db_nslcmop["_id"]
+ target = {
+ "action_id": nslcmop_id,
+ }
+ self.logger.warning(
+ "db_nslcmop={} and timeout_ns_heal={}".format(
+ db_nslcmop, timeout_ns_heal
+ )
+ )
+ target.update(db_nslcmop.get("operationParams", {}))
+
+ self.logger.debug("Send to RO > nsr_id={} target={}".format(nsr_id, target))
+ desc = await self.RO.recreate(nsr_id, target)
+ self.logger.debug("RO return > {}".format(desc))
+ action_id = desc["action_id"]
+ # waits for RO to complete because Reinjecting juju key at ro can find VM in state Deleted
+ await self._wait_ng_ro(
+ nsr_id,
+ action_id,
+ nslcmop_id,
+ start_heal,
+ timeout_ns_heal,
+ stage,
+ operation="healing",
+ )
+
+ # Updating NSR
+ db_nsr_update = {
+ "_admin.deployed.RO.operational-status": "running",
+ "detailed-status": " ".join(stage),
+ }
+ self.update_db_2("nsrs", nsr_id, db_nsr_update)
+ self._write_op_status(nslcmop_id, stage)
+ self.logger.debug(
+ logging_text + "ns healed at RO. RO_id={}".format(action_id)
+ )
+
+ except Exception as e:
+ stage[2] = "ERROR healing at VIM"
+ # self.set_vnfr_at_error(db_vnfrs, str(e))
+ self.logger.error(
+ "Error healing at VIM {}".format(e),
+ exc_info=not isinstance(
+ e,
+ (
+ ROclient.ROClientException,
+ LcmException,
+ DbException,
+ NgRoException,
+ ),
+ ),
+ )
+ raise
+
+ def _heal_n2vc(
+ self,
+ logging_text,
+ db_nsr,
+ db_vnfr,
+ nslcmop_id,
+ nsr_id,
+ nsi_id,
+ vnfd_id,
+ vdu_id,
+ kdu_name,
+ member_vnf_index,
+ vdu_index,
+ vdu_name,
+ deploy_params,
+ descriptor_config,
+ base_folder,
+ task_instantiation_info,
+ stage,
+ ):
+ # launch instantiate_N2VC in a asyncio task and register task object
+ # Look where information of this charm is at database <nsrs>._admin.deployed.VCA
+ # if not found, create one entry and update database
+ # fill db_nsr._admin.deployed.VCA.<index>
+
+ self.logger.debug(
+ logging_text + "_deploy_n2vc vnfd_id={}, vdu_id={}".format(vnfd_id, vdu_id)
+ )
+
+ charm_name = ""
+ get_charm_name = False
+ if "execution-environment-list" in descriptor_config:
+ ee_list = descriptor_config.get("execution-environment-list", [])
+ elif "juju" in descriptor_config:
+ ee_list = [descriptor_config] # ns charms
+ if "execution-environment-list" not in descriptor_config:
+ # charm name is only required for ns charms
+ get_charm_name = True
+ else: # other types as script are not supported
+ ee_list = []
+
+ for ee_item in ee_list:
+ self.logger.debug(
+ logging_text
+ + "_deploy_n2vc ee_item juju={}, helm={}".format(
+ ee_item.get("juju"), ee_item.get("helm-chart")
+ )
+ )
+ ee_descriptor_id = ee_item.get("id")
+ if ee_item.get("juju"):
+ vca_name = ee_item["juju"].get("charm")
+ if get_charm_name:
+ charm_name = self.find_charm_name(db_nsr, str(vca_name))
+ vca_type = (
+ "lxc_proxy_charm"
+ if ee_item["juju"].get("charm") is not None
+ else "native_charm"
+ )
+ if ee_item["juju"].get("cloud") == "k8s":
+ vca_type = "k8s_proxy_charm"
+ elif ee_item["juju"].get("proxy") is False:
+ vca_type = "native_charm"
+ elif ee_item.get("helm-chart"):
+ vca_name = ee_item["helm-chart"]
+ if ee_item.get("helm-version") and ee_item.get("helm-version") == "v2":
+ vca_type = "helm"
+ else:
+ vca_type = "helm-v3"
+ else:
+ self.logger.debug(
+ logging_text + "skipping non juju neither charm configuration"
+ )
+ continue
+
+ vca_index = -1
+ for vca_index, vca_deployed in enumerate(
+ db_nsr["_admin"]["deployed"]["VCA"]
+ ):
+ if not vca_deployed:
+ continue
+ if (
+ vca_deployed.get("member-vnf-index") == member_vnf_index
+ and vca_deployed.get("vdu_id") == vdu_id
+ and vca_deployed.get("kdu_name") == kdu_name
+ and vca_deployed.get("vdu_count_index", 0) == vdu_index
+ and vca_deployed.get("ee_descriptor_id") == ee_descriptor_id
+ ):
+ break
+ else:
+ # not found, create one.
+ target = (
+ "ns" if not member_vnf_index else "vnf/{}".format(member_vnf_index)
+ )
+ if vdu_id:
+ target += "/vdu/{}/{}".format(vdu_id, vdu_index or 0)
+ elif kdu_name:
+ target += "/kdu/{}".format(kdu_name)
+ vca_deployed = {
+ "target_element": target,
+ # ^ target_element will replace member-vnf-index, kdu_name, vdu_id ... in a single string
+ "member-vnf-index": member_vnf_index,
+ "vdu_id": vdu_id,
+ "kdu_name": kdu_name,
+ "vdu_count_index": vdu_index,
+ "operational-status": "init", # TODO revise
+ "detailed-status": "", # TODO revise
+ "step": "initial-deploy", # TODO revise
+ "vnfd_id": vnfd_id,
+ "vdu_name": vdu_name,
+ "type": vca_type,
+ "ee_descriptor_id": ee_descriptor_id,
+ "charm_name": charm_name,
+ }
+ vca_index += 1
+
+ # create VCA and configurationStatus in db
+ db_dict = {
+ "_admin.deployed.VCA.{}".format(vca_index): vca_deployed,
+ "configurationStatus.{}".format(vca_index): dict(),
+ }
+ self.update_db_2("nsrs", nsr_id, db_dict)
+
+ db_nsr["_admin"]["deployed"]["VCA"].append(vca_deployed)
+
+ self.logger.debug("N2VC > NSR_ID > {}".format(nsr_id))
+ self.logger.debug("N2VC > DB_NSR > {}".format(db_nsr))
+ self.logger.debug("N2VC > VCA_DEPLOYED > {}".format(vca_deployed))
+
+ # Launch task
+ task_n2vc = asyncio.ensure_future(
+ self.heal_N2VC(
+ logging_text=logging_text,
+ vca_index=vca_index,
+ nsi_id=nsi_id,
+ db_nsr=db_nsr,
+ db_vnfr=db_vnfr,
+ vdu_id=vdu_id,
+ kdu_name=kdu_name,
+ vdu_index=vdu_index,
+ deploy_params=deploy_params,
+ config_descriptor=descriptor_config,
+ base_folder=base_folder,
+ nslcmop_id=nslcmop_id,
+ stage=stage,
+ vca_type=vca_type,
+ vca_name=vca_name,
+ ee_config_descriptor=ee_item,
+ )
+ )
+ self.lcm_tasks.register(
+ "ns",
+ nsr_id,
+ nslcmop_id,
+ "instantiate_N2VC-{}".format(vca_index),
+ task_n2vc,
+ )
+ task_instantiation_info[
+ task_n2vc
+ ] = self.task_name_deploy_vca + " {}.{}".format(
+ member_vnf_index or "", vdu_id or ""
+ )
+
+ async def heal_N2VC(
+ self,
+ logging_text,
+ vca_index,
+ nsi_id,
+ db_nsr,
+ db_vnfr,
+ vdu_id,
+ kdu_name,
+ vdu_index,
+ config_descriptor,
+ deploy_params,
+ base_folder,
+ nslcmop_id,
+ stage,
+ vca_type,
+ vca_name,
+ ee_config_descriptor,
+ ):
+ nsr_id = db_nsr["_id"]
+ db_update_entry = "_admin.deployed.VCA.{}.".format(vca_index)
+ vca_deployed_list = db_nsr["_admin"]["deployed"]["VCA"]
+ vca_deployed = db_nsr["_admin"]["deployed"]["VCA"][vca_index]
+ osm_config = {"osm": {"ns_id": db_nsr["_id"]}}
+ db_dict = {
+ "collection": "nsrs",
+ "filter": {"_id": nsr_id},
+ "path": db_update_entry,
+ }
+ step = ""
+ try:
+ element_type = "NS"
+ element_under_configuration = nsr_id
+
+ vnfr_id = None
+ if db_vnfr:
+ vnfr_id = db_vnfr["_id"]
+ osm_config["osm"]["vnf_id"] = vnfr_id
+
+ namespace = "{nsi}.{ns}".format(nsi=nsi_id if nsi_id else "", ns=nsr_id)
+
+ if vca_type == "native_charm":
+ index_number = 0
+ else:
+ index_number = vdu_index or 0
+
+ if vnfr_id:
+ element_type = "VNF"
+ element_under_configuration = vnfr_id
+ namespace += ".{}-{}".format(vnfr_id, index_number)
+ if vdu_id:
+ namespace += ".{}-{}".format(vdu_id, index_number)
+ element_type = "VDU"
+ element_under_configuration = "{}-{}".format(vdu_id, index_number)
+ osm_config["osm"]["vdu_id"] = vdu_id
+ elif kdu_name:
+ namespace += ".{}".format(kdu_name)
+ element_type = "KDU"
+ element_under_configuration = kdu_name
+ osm_config["osm"]["kdu_name"] = kdu_name
+
+ # Get artifact path
+ if base_folder["pkg-dir"]:
+ artifact_path = "{}/{}/{}/{}".format(
+ base_folder["folder"],
+ base_folder["pkg-dir"],
+ "charms"
+ if vca_type
+ in ("native_charm", "lxc_proxy_charm", "k8s_proxy_charm")
+ else "helm-charts",
+ vca_name,
+ )
+ else:
+ artifact_path = "{}/Scripts/{}/{}/".format(
+ base_folder["folder"],
+ "charms"
+ if vca_type
+ in ("native_charm", "lxc_proxy_charm", "k8s_proxy_charm")
+ else "helm-charts",
+ vca_name,
+ )
+
+ self.logger.debug("Artifact path > {}".format(artifact_path))
+
+ # get initial_config_primitive_list that applies to this element
+ initial_config_primitive_list = config_descriptor.get(
+ "initial-config-primitive"
+ )
+
+ self.logger.debug(
+ "Initial config primitive list > {}".format(
+ initial_config_primitive_list
+ )
+ )
- def get_vca_cloud_and_credentials(self, vim_account_id: str) -> (str, str):
- """
- Get VCA Cloud and VCA Cloud Credentials for the VIM account
+ # add config if not present for NS charm
+ ee_descriptor_id = ee_config_descriptor.get("id")
+ self.logger.debug("EE Descriptor > {}".format(ee_descriptor_id))
+ initial_config_primitive_list = get_ee_sorted_initial_config_primitive_list(
+ initial_config_primitive_list, vca_deployed, ee_descriptor_id
+ )
- :param: vim_account_id: VIM Account ID
+ self.logger.debug(
+ "Initial config primitive list #2 > {}".format(
+ initial_config_primitive_list
+ )
+ )
+ # n2vc_redesign STEP 3.1
+ # find old ee_id if exists
+ ee_id = vca_deployed.get("ee_id")
- :return: (cloud_name, cloud_credential)
- """
- config = VimAccountDB.get_vim_account_with_id(vim_account_id).get("config", {})
- return config.get("vca_cloud"), config.get("vca_cloud_credential")
+ vca_id = self.get_vca_id(db_vnfr, db_nsr)
+ # create or register execution environment in VCA. Only for native charms when healing
+ if vca_type == "native_charm":
+ step = "Waiting to VM being up and getting IP address"
+ self.logger.debug(logging_text + step)
+ rw_mgmt_ip = await self.wait_vm_up_insert_key_ro(
+ logging_text,
+ nsr_id,
+ vnfr_id,
+ vdu_id,
+ vdu_index,
+ user=None,
+ pub_key=None,
+ )
+ credentials = {"hostname": rw_mgmt_ip}
+ # get username
+ username = deep_get(
+ config_descriptor, ("config-access", "ssh-access", "default-user")
+ )
+ # TODO remove this when changes on IM regarding config-access:ssh-access:default-user were
+ # merged. Meanwhile let's get username from initial-config-primitive
+ if not username and initial_config_primitive_list:
+ for config_primitive in initial_config_primitive_list:
+ for param in config_primitive.get("parameter", ()):
+ if param["name"] == "ssh-username":
+ username = param["value"]
+ break
+ if not username:
+ raise LcmException(
+ "Cannot determine the username neither with 'initial-config-primitive' nor with "
+ "'config-access.ssh-access.default-user'"
+ )
+ credentials["username"] = username
- def get_vca_k8s_cloud_and_credentials(self, vim_account_id: str) -> (str, str):
+ # n2vc_redesign STEP 3.2
+ # TODO: Before healing at RO it is needed to destroy native charm units to be deleted.
+ self._write_configuration_status(
+ nsr_id=nsr_id,
+ vca_index=vca_index,
+ status="REGISTERING",
+ element_under_configuration=element_under_configuration,
+ element_type=element_type,
+ )
+
+ step = "register execution environment {}".format(credentials)
+ self.logger.debug(logging_text + step)
+ ee_id = await self.vca_map[vca_type].register_execution_environment(
+ credentials=credentials,
+ namespace=namespace,
+ db_dict=db_dict,
+ vca_id=vca_id,
+ )
+
+ # update ee_id en db
+ db_dict_ee_id = {
+ "_admin.deployed.VCA.{}.ee_id".format(vca_index): ee_id,
+ }
+ self.update_db_2("nsrs", nsr_id, db_dict_ee_id)
+
+ # for compatibility with MON/POL modules, the need model and application name at database
+ # TODO ask MON/POL if needed to not assuming anymore the format "model_name.application_name"
+ # Not sure if this need to be done when healing
+ """
+ ee_id_parts = ee_id.split(".")
+ db_nsr_update = {db_update_entry + "ee_id": ee_id}
+ if len(ee_id_parts) >= 2:
+ model_name = ee_id_parts[0]
+ application_name = ee_id_parts[1]
+ db_nsr_update[db_update_entry + "model"] = model_name
+ db_nsr_update[db_update_entry + "application"] = application_name
+ """
+
+ # n2vc_redesign STEP 3.3
+ # Install configuration software. Only for native charms.
+ step = "Install configuration Software"
+
+ self._write_configuration_status(
+ nsr_id=nsr_id,
+ vca_index=vca_index,
+ status="INSTALLING SW",
+ element_under_configuration=element_under_configuration,
+ element_type=element_type,
+ # other_update=db_nsr_update,
+ other_update=None,
+ )
+
+ # TODO check if already done
+ self.logger.debug(logging_text + step)
+ config = None
+ if vca_type == "native_charm":
+ config_primitive = next(
+ (p for p in initial_config_primitive_list if p["name"] == "config"),
+ None,
+ )
+ if config_primitive:
+ config = self._map_primitive_params(
+ config_primitive, {}, deploy_params
+ )
+ await self.vca_map[vca_type].install_configuration_sw(
+ ee_id=ee_id,
+ artifact_path=artifact_path,
+ db_dict=db_dict,
+ config=config,
+ num_units=1,
+ vca_id=vca_id,
+ vca_type=vca_type,
+ )
+
+ # write in db flag of configuration_sw already installed
+ self.update_db_2(
+ "nsrs", nsr_id, {db_update_entry + "config_sw_installed": True}
+ )
+
+ # Not sure if this need to be done when healing
+ """
+ # add relations for this VCA (wait for other peers related with this VCA)
+ await self._add_vca_relations(
+ logging_text=logging_text,
+ nsr_id=nsr_id,
+ vca_type=vca_type,
+ vca_index=vca_index,
+ )
+ """
+
+ # if SSH access is required, then get execution environment SSH public
+ # if native charm we have waited already to VM be UP
+ if vca_type in ("k8s_proxy_charm", "lxc_proxy_charm", "helm", "helm-v3"):
+ pub_key = None
+ user = None
+ # self.logger.debug("get ssh key block")
+ if deep_get(
+ config_descriptor, ("config-access", "ssh-access", "required")
+ ):
+ # self.logger.debug("ssh key needed")
+ # Needed to inject a ssh key
+ user = deep_get(
+ config_descriptor,
+ ("config-access", "ssh-access", "default-user"),
+ )
+ step = "Install configuration Software, getting public ssh key"
+ pub_key = await self.vca_map[vca_type].get_ee_ssh_public__key(
+ ee_id=ee_id, db_dict=db_dict, vca_id=vca_id
+ )
+
+ step = "Insert public key into VM user={} ssh_key={}".format(
+ user, pub_key
+ )
+ else:
+ # self.logger.debug("no need to get ssh key")
+ step = "Waiting to VM being up and getting IP address"
+ self.logger.debug(logging_text + step)
+
+ # n2vc_redesign STEP 5.1
+ # wait for RO (ip-address) Insert pub_key into VM
+ # IMPORTANT: We need do wait for RO to complete healing operation.
+ await self._wait_heal_ro(nsr_id, self.timeout.ns_heal)
+ if vnfr_id:
+ if kdu_name:
+ rw_mgmt_ip = await self.wait_kdu_up(
+ logging_text, nsr_id, vnfr_id, kdu_name
+ )
+ else:
+ rw_mgmt_ip = await self.wait_vm_up_insert_key_ro(
+ logging_text,
+ nsr_id,
+ vnfr_id,
+ vdu_id,
+ vdu_index,
+ user=user,
+ pub_key=pub_key,
+ )
+ else:
+ rw_mgmt_ip = None # This is for a NS configuration
+
+ self.logger.debug(logging_text + " VM_ip_address={}".format(rw_mgmt_ip))
+
+ # store rw_mgmt_ip in deploy params for later replacement
+ deploy_params["rw_mgmt_ip"] = rw_mgmt_ip
+
+ # Day1 operations.
+ # get run-day1 operation parameter
+ runDay1 = deploy_params.get("run-day1", False)
+ self.logger.debug(
+ "Healing vnf={}, vdu={}, runDay1 ={}".format(vnfr_id, vdu_id, runDay1)
+ )
+ if runDay1:
+ # n2vc_redesign STEP 6 Execute initial config primitive
+ step = "execute initial config primitive"
+
+ # wait for dependent primitives execution (NS -> VNF -> VDU)
+ if initial_config_primitive_list:
+ await self._wait_dependent_n2vc(
+ nsr_id, vca_deployed_list, vca_index
+ )
+
+ # stage, in function of element type: vdu, kdu, vnf or ns
+ my_vca = vca_deployed_list[vca_index]
+ if my_vca.get("vdu_id") or my_vca.get("kdu_name"):
+ # VDU or KDU
+ stage[0] = "Stage 3/5: running Day-1 primitives for VDU."
+ elif my_vca.get("member-vnf-index"):
+ # VNF
+ stage[0] = "Stage 4/5: running Day-1 primitives for VNF."
+ else:
+ # NS
+ stage[0] = "Stage 5/5: running Day-1 primitives for NS."
+
+ self._write_configuration_status(
+ nsr_id=nsr_id, vca_index=vca_index, status="EXECUTING PRIMITIVE"
+ )
+
+ self._write_op_status(op_id=nslcmop_id, stage=stage)
+
+ check_if_terminated_needed = True
+ for initial_config_primitive in initial_config_primitive_list:
+ # adding information on the vca_deployed if it is a NS execution environment
+ if not vca_deployed["member-vnf-index"]:
+ deploy_params["ns_config_info"] = json.dumps(
+ self._get_ns_config_info(nsr_id)
+ )
+ # TODO check if already done
+ primitive_params_ = self._map_primitive_params(
+ initial_config_primitive, {}, deploy_params
+ )
+
+ step = "execute primitive '{}' params '{}'".format(
+ initial_config_primitive["name"], primitive_params_
+ )
+ self.logger.debug(logging_text + step)
+ await self.vca_map[vca_type].exec_primitive(
+ ee_id=ee_id,
+ primitive_name=initial_config_primitive["name"],
+ params_dict=primitive_params_,
+ db_dict=db_dict,
+ vca_id=vca_id,
+ vca_type=vca_type,
+ )
+ # Once some primitive has been exec, check and write at db if it needs to exec terminated primitives
+ if check_if_terminated_needed:
+ if config_descriptor.get("terminate-config-primitive"):
+ self.update_db_2(
+ "nsrs",
+ nsr_id,
+ {db_update_entry + "needed_terminate": True},
+ )
+ check_if_terminated_needed = False
+
+ # TODO register in database that primitive is done
+
+ # STEP 7 Configure metrics
+ # Not sure if this need to be done when healing
+ """
+ if vca_type == "helm" or vca_type == "helm-v3":
+ prometheus_jobs = await self.extract_prometheus_scrape_jobs(
+ ee_id=ee_id,
+ artifact_path=artifact_path,
+ ee_config_descriptor=ee_config_descriptor,
+ vnfr_id=vnfr_id,
+ nsr_id=nsr_id,
+ target_ip=rw_mgmt_ip,
+ )
+ if prometheus_jobs:
+ self.update_db_2(
+ "nsrs",
+ nsr_id,
+ {db_update_entry + "prometheus_jobs": prometheus_jobs},
+ )
+
+ for job in prometheus_jobs:
+ self.db.set_one(
+ "prometheus_jobs",
+ {"job_name": job["job_name"]},
+ job,
+ upsert=True,
+ fail_on_empty=False,
+ )
+
+ """
+ step = "instantiated at VCA"
+ self.logger.debug(logging_text + step)
+
+ self._write_configuration_status(
+ nsr_id=nsr_id, vca_index=vca_index, status="READY"
+ )
+
+ except Exception as e: # TODO not use Exception but N2VC exception
+ # self.update_db_2("nsrs", nsr_id, {db_update_entry + "instantiation": "FAILED"})
+ if not isinstance(
+ e, (DbException, N2VCException, LcmException, asyncio.CancelledError)
+ ):
+ self.logger.error(
+ "Exception while {} : {}".format(step, e), exc_info=True
+ )
+ self._write_configuration_status(
+ nsr_id=nsr_id, vca_index=vca_index, status="BROKEN"
+ )
+ raise LcmException("{} {}".format(step, e)) from e
+
+ async def _wait_heal_ro(
+ self,
+ nsr_id,
+ timeout=600,
+ ):
+ start_time = time()
+ while time() <= start_time + timeout:
+ db_nsr = self.db.get_one("nsrs", {"_id": nsr_id})
+ operational_status_ro = db_nsr["_admin"]["deployed"]["RO"][
+ "operational-status"
+ ]
+ self.logger.debug("Wait Heal RO > {}".format(operational_status_ro))
+ if operational_status_ro != "healing":
+ break
+ await asyncio.sleep(15)
+ else: # timeout_ns_deploy
+ raise NgRoException("Timeout waiting ns to deploy")
+
+ async def vertical_scale(self, nsr_id, nslcmop_id):
"""
- Get VCA K8s Cloud and VCA K8s Cloud Credentials for the VIM account
+ Vertical Scale the VDUs in a NS
- :param: vim_account_id: VIM Account ID
+ :param: nsr_id: NS Instance ID
+ :param: nslcmop_id: nslcmop ID of migrate
- :return: (cloud_name, cloud_credential)
"""
- config = VimAccountDB.get_vim_account_with_id(vim_account_id).get("config", {})
- return config.get("vca_k8s_cloud"), config.get("vca_k8s_cloud_credential")
+ # Try to lock HA task here
+ task_is_locked_by_me = self.lcm_tasks.lock_HA("ns", "nslcmops", nslcmop_id)
+ if not task_is_locked_by_me:
+ return
+ logging_text = "Task ns={} vertical scale ".format(nsr_id)
+ self.logger.debug(logging_text + "Enter")
+ # get all needed from database
+ db_nslcmop = None
+ db_nslcmop_update = {}
+ nslcmop_operation_state = None
+ db_nsr_update = {}
+ target = {}
+ exc = None
+ # in case of error, indicates what part of scale was failed to put nsr at error status
+ start_deploy = time()
+
+ try:
+ # wait for any previous tasks in process
+ step = "Waiting for previous operations to terminate"
+ await self.lcm_tasks.waitfor_related_HA("ns", "nslcmops", nslcmop_id)
+
+ self._write_ns_status(
+ nsr_id=nsr_id,
+ ns_state=None,
+ current_operation="VerticalScale",
+ current_operation_id=nslcmop_id,
+ )
+ step = "Getting nslcmop from database"
+ self.logger.debug(
+ step + " after having waited for previous tasks to be completed"
+ )
+ db_nslcmop = self.db.get_one("nslcmops", {"_id": nslcmop_id})
+ operationParams = db_nslcmop.get("operationParams")
+ target = {}
+ target.update(operationParams)
+ desc = await self.RO.vertical_scale(nsr_id, target)
+ self.logger.debug("RO return > {}".format(desc))
+ action_id = desc["action_id"]
+ await self._wait_ng_ro(
+ nsr_id,
+ action_id,
+ nslcmop_id,
+ start_deploy,
+ self.timeout.verticalscale,
+ operation="verticalscale",
+ )
+ except (ROclient.ROClientException, DbException, LcmException) as e:
+ self.logger.error("Exit Exception {}".format(e))
+ exc = e
+ except asyncio.CancelledError:
+ self.logger.error("Cancelled Exception while '{}'".format(step))
+ exc = "Operation was cancelled"
+ except Exception as e:
+ exc = traceback.format_exc()
+ self.logger.critical(
+ "Exit Exception {} {}".format(type(e).__name__, e), exc_info=True
+ )
+ finally:
+ self._write_ns_status(
+ nsr_id=nsr_id,
+ ns_state=None,
+ current_operation="IDLE",
+ current_operation_id=None,
+ )
+ if exc:
+ db_nslcmop_update["detailed-status"] = "FAILED {}: {}".format(step, exc)
+ nslcmop_operation_state = "FAILED"
+ else:
+ nslcmop_operation_state = "COMPLETED"
+ db_nslcmop_update["detailed-status"] = "Done"
+ db_nsr_update["detailed-status"] = "Done"
+
+ self._write_op_status(
+ op_id=nslcmop_id,
+ stage="",
+ error_message="",
+ operation_state=nslcmop_operation_state,
+ other_update=db_nslcmop_update,
+ )
+ if nslcmop_operation_state:
+ try:
+ msg = {
+ "nsr_id": nsr_id,
+ "nslcmop_id": nslcmop_id,
+ "operationState": nslcmop_operation_state,
+ }
+ await self.msg.aiowrite("ns", "verticalscaled", msg)
+ except Exception as e:
+ self.logger.error(
+ logging_text + "kafka_write notification Exception {}".format(e)
+ )
+ self.logger.debug(logging_text + "Exit")
+ self.lcm_tasks.remove("ns", nsr_id, nslcmop_id, "ns_verticalscale")