import logging
import logging.handlers
import traceback
+import json
from jinja2 import Environment, Template, meta, TemplateError, TemplateNotFound, TemplateSyntaxError
from osm_lcm import ROclient
-from osm_lcm.lcm_utils import LcmException, LcmExceptionNoMgmtIP, LcmBase
+from osm_lcm.lcm_utils import LcmException, LcmExceptionNoMgmtIP, LcmBase, deep_get
+from n2vc.k8s_helm_conn import K8sHelmConnector
+from n2vc.k8s_juju_conn import K8sJujuConnector
from osm_common.dbbase import DbException
from osm_common.fsbase import FsException
from n2vc.n2vc_juju_conn import N2VCJujuConnector
+from n2vc.exceptions import N2VCException
from copy import copy, deepcopy
from http import HTTPStatus
target_dict[key_list[-1]] = value
-def deep_get(target_dict, key_list):
- """
- Get a value from target_dict entering in the nested keys. If keys does not exist, it returns None
- Example target_dict={a: {b: 5}}; key_list=[a,b] returns 5; both key_list=[a,b,c] and key_list=[f,h] return None
- :param target_dict: dictionary to be read
- :param key_list: list of keys to read from target_dict
- :return: The wanted value if exist, None otherwise
- """
- for key in key_list:
- if not isinstance(target_dict, dict) or key not in target_dict:
- return None
- target_dict = target_dict[key]
- return target_dict
-
-
class NsLcm(LcmBase):
timeout_vca_on_error = 5 * 60 # Time for charm from first time at blocked,error status to mark as failed
total_deploy_timeout = 2 * 3600 # global timeout for deployment
self.vca_config['public_key'] = self.vca_config['pubkey']
if 'cacert' in self.vca_config:
self.vca_config['ca_cert'] = self.vca_config['cacert']
+ if 'apiproxy' in self.vca_config:
+ self.vca_config['api_proxy'] = self.vca_config['apiproxy']
+ if 'enableosupgrade' in self.vca_config:
+ if self.vca_config['enableosupgrade'].lower() == 'false':
+ self.vca_config['enable_os_upgrade'] = False
+ elif self.vca_config['enableosupgrade'].lower() == 'true':
+ self.vca_config['enable_os_upgrade'] = True
+ if 'aptmirror' in self.vca_config:
+ self.vca_config['apt_mirror'] = self.vca_config['aptmirror']
# create N2VC connector
self.n2vc = N2VCJujuConnector(
url='{}:{}'.format(self.vca_config['host'], self.vca_config['port']),
username=self.vca_config.get('user', None),
vca_config=self.vca_config,
- on_update_db=self._on_update_n2vc_db
- # TODO
- # New N2VC argument
- # api_proxy=vca_config.get('apiproxy')
+ on_update_db=self._on_update_n2vc_db,
+ # ca_cert=self.vca_config.get('cacert'),
+ # api_proxy=self.vca_config.get('apiproxy'),
+ )
+
+ self.k8sclusterhelm = K8sHelmConnector(
+ kubectl_command=self.vca_config.get("kubectlpath"),
+ helm_command=self.vca_config.get("helmpath"),
+ fs=self.fs,
+ log=self.logger,
+ db=self.db,
+ on_update_db=None,
+ )
+
+ self.k8sclusterjuju = K8sJujuConnector(
+ kubectl_command=self.vca_config.get("kubectlpath"),
+ juju_command=self.vca_config.get("jujupath"),
+ fs=self.fs,
+ log=self.logger,
+ db=self.db,
+ on_update_db=None,
)
# create RO client
def _on_update_n2vc_db(self, table, filter, path, updated_data):
- self.logger.debug('_on_update_n2vc_db(table={}, filter={}, path={}, updated_data={})'
+ self.logger.debug('_on_update_n2vc_db(table={}, filter={}, path={}, updated_data={}'
.format(table, filter, path, updated_data))
+ return
# write NS status to database
# try:
# # nsrs_id = filter.get('_id')
+ # # print(nsrs_id)
# # get ns record
# nsr = self.db.get_one(table=table, q_filter=filter)
# # get VCA deployed list
# vca_list = deep_get(target_dict=nsr, key_list=('_admin', 'deployed', 'VCA'))
# # get RO deployed
- # ro_list = deep_get(target_dict=nsr, key_list=('_admin', 'deployed', 'RO'))
+ # # ro_list = deep_get(target_dict=nsr, key_list=('_admin', 'deployed', 'RO'))
# for vca in vca_list:
- # status = vca.get('status')
- # detailed_status = vca.get('detailed-status')
- # for ro in ro_list:
- # pass
+ # # status = vca.get('status')
+ # # print(status)
+ # # detailed_status = vca.get('detailed-status')
+ # # print(detailed_status)
+ # # for ro in ro_list:
+ # # print(ro)
#
# except Exception as e:
- # self.logger.error('_on_update_n2vc_db(table={},filter={},path={},updated_data={}) Error updating db: {}'
- # .format(table, filter, path, updated_data, e))
+ # self.logger.error('Error writing NS status to db: {}'.format(e))
def vnfd2RO(self, vnfd, new_id=None, additionalParams=None, nsrId=None):
"""
vnfd_RO.pop("vnf-configuration", None)
vnfd_RO.pop("monitoring-param", None)
vnfd_RO.pop("scaling-group-descriptor", None)
+ vnfd_RO.pop("kdu", None)
+ vnfd_RO.pop("k8s-cluster", None)
if new_id:
vnfd_RO["id"] = new_id
populate_dict(RO_ns_params, ("vnfs", vnf_params["member-vnf-index"], "networks",
internal_vld_params["name"], "ip-profile"),
ip_profile_2_RO(internal_vld_params["ip-profile"]))
+ if internal_vld_params.get("provider-network"):
+
+ populate_dict(RO_ns_params, ("vnfs", vnf_params["member-vnf-index"], "networks",
+ internal_vld_params["name"], "provider-network"),
+ internal_vld_params["provider-network"].copy())
for icp_params in get_iterable(internal_vld_params, "internal-connection-point"):
# look for interface
populate_dict(RO_ns_params, ("networks", vld_params["name"], "ip-profile"),
ip_profile_2_RO(vld_params["ip-profile"]))
+ if vld_params.get("provider-network"):
+
+ populate_dict(RO_ns_params, ("networks", vld_params["name"], "provider-network"),
+ vld_params["provider-network"].copy())
+
if "wimAccountId" in vld_params and vld_params["wimAccountId"] is not None:
populate_dict(RO_ns_params, ("networks", vld_params["name"], "wim_account"),
wim_account_2_RO(vld_params["wimAccountId"])),
RO_vld_sites.append({"netmap-use": vld_params["vim-network-name"]})
if RO_vld_sites:
populate_dict(RO_ns_params, ("networks", vld_params["name"], "sites"), RO_vld_sites)
+
if vld_params.get("vim-network-id"):
RO_vld_sites = []
if isinstance(vld_params["vim-network-id"], dict):
if isinstance(vld_params["ns-net"], dict):
for vld_id, instance_scenario_id in vld_params["ns-net"].items():
RO_vld_ns_net = {"instance_scenario_id": instance_scenario_id, "osm_id": vld_id}
- if RO_vld_ns_net:
- populate_dict(RO_ns_params, ("networks", vld_params["name"], "use-network"), RO_vld_ns_net)
+ populate_dict(RO_ns_params, ("networks", vld_params["name"], "use-network"), RO_vld_ns_net)
if "vnfd-connection-point-ref" in vld_params:
for cp_params in vld_params["vnfd-connection-point-ref"]:
# look for interface
else:
raise LcmException("ns_update_vnfr: Not found member_vnf_index={} from VIM info".format(vnf_index))
+ def _get_ns_config_info(self, nsr_id):
+ """
+ Generates a mapping between vnf,vdu elements and the N2VC id
+ :param nsr_id: id of nsr to get last database _admin.deployed.VCA that contains this list
+ :return: a dictionary with {osm-config-mapping: {}} where its element contains:
+ "<member-vnf-index>": <N2VC-id> for a vnf configuration, or
+ "<member-vnf-index>.<vdu.id>.<vdu replica(0, 1,..)>": <N2VC-id> for a vdu configuration
+ """
+ db_nsr = self.db.get_one("nsrs", {"_id": nsr_id})
+ vca_deployed_list = db_nsr["_admin"]["deployed"]["VCA"]
+ mapping = {}
+ ns_config_info = {"osm-config-mapping": mapping}
+ for vca in vca_deployed_list:
+ if not vca["member-vnf-index"]:
+ continue
+ 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"]
+ return ns_config_info
+
+ @staticmethod
+ def _get_initial_config_primitive_list(desc_primitive_list, vca_deployed):
+ """
+ Generates a list of initial-config-primitive based on the list provided by the descriptor. It includes internal
+ primitives as verify-ssh-credentials, or config when needed
+ :param desc_primitive_list: information of the descriptor
+ :param vca_deployed: information of the deployed, needed for known if it is related to an NS, VNF, VDU and if
+ this element contains a ssh public key
+ :return: The modified list. Can ba an empty list, but always a list
+ """
+ if desc_primitive_list:
+ primitive_list = desc_primitive_list.copy()
+ else:
+ primitive_list = []
+ # look for primitive config, and get the position. None if not present
+ config_position = None
+ for index, primitive in enumerate(primitive_list):
+ if primitive["name"] == "config":
+ config_position = index
+ break
+
+ # for NS, add always a config primitive if not present (bug 874)
+ if not vca_deployed["member-vnf-index"] and config_position is None:
+ primitive_list.insert(0, {"name": "config", "parameter": []})
+ config_position = 0
+ # for VNF/VDU add verify-ssh-credentials after config
+ if vca_deployed["member-vnf-index"] and config_position is not None and vca_deployed.get("ssh-public-key"):
+ primitive_list.insert(config_position + 1, {"name": "verify-ssh-credentials", "parameter": []})
+ return primitive_list
+
async def instantiate_RO(self, logging_text, nsr_id, nsd, db_nsr,
db_nslcmop, db_vnfrs, db_vnfds_ref, n2vc_key_list):
RO_descriptor_number = 0 # number of descriptors created at RO
vnf_index_2_RO_id = {} # map between vnfd/nsd id to the id used at RO
start_deploy = time()
+ vdu_flag = False # If any of the VNFDs has VDUs
ns_params = db_nslcmop.get("operationParams")
# deploy RO
# get vnfds, instantiate at RO
+
for c_vnf in nsd.get("constituent-vnfd", ()):
member_vnf_index = c_vnf["member-vnf-index"]
vnfd = db_vnfds_ref[c_vnf['vnfd-id-ref']]
+ if vnfd.get("vdu"):
+ vdu_flag = True
vnfd_ref = vnfd["id"]
- step = db_nsr_update["detailed-status"] = "Creating vnfd='{}' member_vnf_index='{}' at RO".format(
- vnfd_ref, member_vnf_index)
+ step = db_nsr_update["_admin.deployed.RO.detailed-status"] = "Creating vnfd='{}' member_vnf_index='{}' at" \
+ " RO".format(vnfd_ref, member_vnf_index)
# self.logger.debug(logging_text + step)
vnfd_id_RO = "{}.{}.{}".format(nsr_id, RO_descriptor_number, member_vnf_index[:23])
vnf_index_2_RO_id[member_vnf_index] = vnfd_id_RO
db_nsr_update["_admin.deployed.RO.vnfd.{}".format(index)] = RO_update
db_nsr["_admin"]["deployed"]["RO"]["vnfd"][index] = RO_update
self.update_db_2("nsrs", nsr_id, db_nsr_update)
+ self._on_update_n2vc_db("nsrs", {"_id": nsr_id}, "_admin.deployed", db_nsr_update)
# create nsd at RO
nsd_ref = nsd["id"]
- step = db_nsr_update["detailed-status"] = "Creating nsd={} at RO".format(nsd_ref)
+ step = db_nsr_update["_admin.deployed.RO.detailed-status"] = "Creating nsd={} at RO".format(nsd_ref)
# self.logger.debug(logging_text + step)
RO_osm_nsd_id = "{}.{}.{}".format(nsr_id, RO_descriptor_number, nsd_ref[:23])
db_nsr_update["_admin.deployed.RO.nsd_id"] = RO_nsd_uuid = desc["uuid"]
self.logger.debug(logging_text + "nsd={} created at RO. RO_id={}".format(nsd_ref, RO_nsd_uuid))
self.update_db_2("nsrs", nsr_id, db_nsr_update)
+ self._on_update_n2vc_db("nsrs", {"_id": nsr_id}, "_admin.deployed", db_nsr_update)
# Crate ns at RO
# if present use it unless in error status
RO_nsr_id = deep_get(db_nsr, ("_admin", "deployed", "RO", "nsr_id"))
if RO_nsr_id:
try:
- step = db_nsr_update["detailed-status"] = "Looking for existing ns at RO"
+ step = db_nsr_update["_admin.deployed.RO.detailed-status"] = "Looking for existing ns at RO"
# self.logger.debug(logging_text + step + " RO_ns_id={}".format(RO_nsr_id))
desc = await self.RO.show("ns", RO_nsr_id)
except ROclient.ROClientException as e:
ns_status, ns_status_info = self.RO.check_ns_status(desc)
db_nsr_update["_admin.deployed.RO.nsr_status"] = ns_status
if ns_status == "ERROR":
- step = db_nsr_update["detailed-status"] = "Deleting ns at RO. RO_ns_id={}".format(RO_nsr_id)
+ step = db_nsr_update["_admin.deployed.RO.detailed-status"] = "Deleting ns at RO. RO_ns_id={}"\
+ .format(RO_nsr_id)
self.logger.debug(logging_text + step)
await self.RO.delete("ns", RO_nsr_id)
RO_nsr_id = db_nsr_update["_admin.deployed.RO.nsr_id"] = None
if not RO_nsr_id:
- step = db_nsr_update["detailed-status"] = "Checking dependencies"
+ step = db_nsr_update["_admin.deployed.RO.detailed-status"] = "Checking dependencies"
# self.logger.debug(logging_text + step)
# check if VIM is creating and wait look if previous tasks in process
self.logger.debug(logging_text + step)
await asyncio.wait(task_dependency, timeout=3600)
- step = db_nsr_update["detailed-status"] = "Checking instantiation parameters"
+ step = db_nsr_update["_admin.deployed.RO.detailed-status"] = "Checking instantiation parameters"
RO_ns_params = self.ns_params_2_RO(ns_params, nsd, db_vnfds_ref, n2vc_key_list)
step = db_nsr_update["detailed-status"] = "Deploying ns at VIM"
+ # step = db_nsr_update["_admin.deployed.RO.detailed-status"] = "Deploying ns at VIM"
desc = await self.RO.create("ns", descriptor=RO_ns_params, name=db_nsr["name"], scenario=RO_nsd_uuid)
RO_nsr_id = db_nsr_update["_admin.deployed.RO.nsr_id"] = desc["uuid"]
db_nsr_update["_admin.nsState"] = "INSTANTIATED"
db_nsr_update["_admin.deployed.RO.nsr_status"] = "BUILD"
self.logger.debug(logging_text + "ns created at RO. RO_id={}".format(desc["uuid"]))
self.update_db_2("nsrs", nsr_id, db_nsr_update)
+ self._on_update_n2vc_db("nsrs", {"_id": nsr_id}, "_admin.deployed", db_nsr_update)
# wait until NS is ready
step = ns_status_detailed = detailed_status = "Waiting VIM to deploy ns. RO_ns_id={}".format(RO_nsr_id)
elif ns_status == "ACTIVE":
step = detailed_status = "Waiting for management IP address reported by the VIM. Updating VNFRs"
try:
- self.ns_update_vnfr(db_vnfrs, desc)
+ if vdu_flag:
+ self.ns_update_vnfr(db_vnfrs, desc)
break
except LcmExceptionNoMgmtIP:
pass
else:
assert False, "ROclient.check_ns_status returns unknown {}".format(ns_status)
if detailed_status != detailed_status_old:
- detailed_status_old = db_nsr_update["detailed-status"] = detailed_status
+ detailed_status_old = db_nsr_update["_admin.deployed.RO.detailed-status"] = detailed_status
self.update_db_2("nsrs", nsr_id, db_nsr_update)
+ self._on_update_n2vc_db("nsrs", {"_id": nsr_id}, "_admin.deployed", db_nsr_update)
await asyncio.sleep(5, loop=self.loop)
else: # total_deploy_timeout
raise ROclient.ROClientException("Timeout waiting ns to be ready")
step = "Updating NSR"
self.ns_update_nsr(db_nsr_update, db_nsr, desc)
- db_nsr_update["operational-status"] = "running"
- db_nsr["detailed-status"] = "Deployed at VIM"
- db_nsr_update["detailed-status"] = "Deployed at VIM"
+ db_nsr_update["_admin.deployed.RO.operational-status"] = "running"
+ db_nsr["_admin.deployed.RO.detailed-status"] = "Deployed at VIM"
+ db_nsr_update["_admin.deployed.RO.detailed-status"] = "Deployed at VIM"
self.update_db_2("nsrs", nsr_id, db_nsr_update)
+ self._on_update_n2vc_db("nsrs", {"_id": nsr_id}, "_admin.deployed", db_nsr_update)
step = "Deployed at VIM"
self.logger.debug(logging_text + step)
- # wait for ip addres at RO, and optionally, insert public key in virtual machine
- # returns IP address
- async def 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
+ :param nsr_id:
+ :param vnfr_id:
+ :param vdu_id:
+ :param vdu_index:
+ :param pub_key: public ssh key to inject, None to skip
+ :param user: user to apply the public ssh key
+ :return: IP address
+ """
+ # 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))
+
await asyncio.sleep(10, loop=self.loop)
# wait until NS is deployed at RO
if not ro_nsr_id:
# get ip address
if not target_vdu_id:
db_vnfr = self.db.get_one("vnfrs", {"_id": vnfr_id})
- if not vdu_id:
+
+ if not vdu_id: # for the VNF case
ip_address = db_vnfr.get("ip-address")
if not ip_address:
continue
- for vdur in get_iterable(db_vnfr, "vdur"):
- if (vdur["vdu-id-ref"] == vdu_id and vdur["count-index"] == vdu_index) or \
- (ip_address and vdur.get("ip-address") == ip_address):
- if vdur["status"] == "ACTIVE":
- target_vdu_id = vdur["vdu-id-ref"]
- elif vdur["status"] == "ERROR":
- raise LcmException("Cannot inject ssh-key because target VM is in error state")
- break
- else:
+ 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)
+
+ if not vdur:
raise LcmException("Not found vnfr_id={}, vdu_index={}, vdu_index={}".format(
vnfr_id, vdu_id, vdu_index
))
+ if vdur.get("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":
+ raise LcmException("Cannot inject ssh-key because target VM is in error state")
+
if not target_vdu_id:
continue
+ # self.logger.debug(logging_text + "IP address={}".format(ip_address))
+
# inject public key into machine
if pub_key and user:
+ # self.logger.debug(logging_text + "Inserting RO key")
try:
ro_vm_id = "{}-{}".format(db_vnfr["member-vnf-index-ref"], target_vdu_id) # TODO add vdu_index
result_dict = await self.RO.create_action(
result.get("description")))
break
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 >= 10:
+ if nb_tries >= 20:
raise LcmException("Reaching max tries injecting key. Error: {}".format(e))
- self.logger.debug(logging_text + "error injecting key: {}".format(e))
else:
- # no user or pub_key ---> break while true
break
return ip_address
+ async def _wait_dependent_n2vc(self, nsr_id, vca_deployed_list, vca_index):
+ """
+ Wait until dependent VCA deployments have been finished. NS wait for VNFs and VDUs. VNFs for VDUs
+ """
+ my_vca = vca_deployed_list[vca_index]
+ if my_vca.get("vdu_id") or my_vca.get("kdu_name"):
+ return
+ timeout = 300
+ while timeout >= 0:
+ for index, vca_deployed in enumerate(vca_deployed_list):
+ if index == vca_index:
+ continue
+ if not my_vca.get("member-vnf-index") or \
+ (vca_deployed.get("member-vnf-index") == my_vca.get("member-vnf-index")):
+ if not vca_deployed.get("instantiation"):
+ break # wait
+ if vca_deployed["instantiation"] == "FAILED":
+ raise LcmException("Configuration aborted because dependent charm/s has failed")
+ else:
+ return
+ await asyncio.sleep(10)
+ timeout -= 1
+ db_nsr = self.db.get_one("nsrs", {"_id": nsr_id})
+ vca_deployed_list = db_nsr["_admin"]["deployed"]["VCA"]
+
+ raise LcmException("Configuration aborted because dependent charm/s timeout")
+
async def instantiate_N2VC(self, logging_text, vca_index, nsi_id, db_nsr, db_vnfr, vdu_id,
- vdu_index, config_descriptor, deploy_params, base_folder):
+ kdu_name, vdu_index, config_descriptor, deploy_params, base_folder):
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]
db_dict = {
'collection': 'nsrs',
'filter': {'_id': nsr_id},
'path': db_update_entry
}
-
- logging_text += "member_vnf_index={} vdu_id={}, vdu_index={} "\
- .format(db_vnfr["member-vnf-index-ref"], vdu_id, vdu_index)
-
step = ""
try:
vnfr_id = None
namespace += ".{}-{}".format(vdu_id, vdu_index or 0)
# Get artifact path
- artifact_path = "/{}/{}/charms/{}".format(
+ artifact_path = "{}/{}/charms/{}".format(
base_folder["folder"],
base_folder["pkg-dir"],
config_descriptor["juju"]["charm"]
if is_proxy_charm:
step = "create execution environment"
self.logger.debug(logging_text + step)
- ee_id, credentials = await self.n2vc.create_execution_environment(
- namespace=namespace,
- reuse_ee_id=ee_id,
- db_dict=db_dict
- )
-
+ ee_id, credentials = await self.n2vc.create_execution_environment(namespace=namespace,
+ reuse_ee_id=ee_id,
+ db_dict=db_dict)
else:
- step = "register execution envioronment"
- # TODO wait until deployed by RO, when IP address has been filled. By pooling????
- credentials = {} # TODO db_credentials["ip_address"]
+ 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 config_descriptor.get("initial-config-primitive"):
- for param in config_descriptor["initial-config-primitive"][0].get("parameter", ()):
- if param["name"] == "ssh-username":
- credentials["username"] = param["value"]
- if config_descriptor.get("config-access") and config_descriptor["config-access"].get("ssh-access"):
- if config_descriptor["config-access"]["ssh-access"].get("required"):
- credentials["username"] = \
- config_descriptor["config-access"]["ssh-access"].get("default-user")
-
+ if not username and config_descriptor.get("initial-config-primitive"):
+ for config_primitive in config_descriptor["initial-config-primitive"]:
+ 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-promitive' nor with "
+ "'config-access.ssh-access.default-user'")
+ credentials["username"] = username
# n2vc_redesign STEP 3.2
+
+ step = "register execution environment {}".format(credentials)
self.logger.debug(logging_text + step)
- ee_id = await self.n2vc.register_execution_environment(
- credentials=credentials,
- namespace=namespace,
- db_dict=db_dict
- )
+ ee_id = await self.n2vc.register_execution_environment(credentials=credentials, namespace=namespace,
+ db_dict=db_dict)
# for compatibility with MON/POL modules, the need model and application name at database
# TODO ask to N2VC instead of assuming the format "model_name.application_name"
db_update_entry + "ee_id": ee_id})
# n2vc_redesign STEP 3.3
- # TODO check if already done
+
step = "Install configuration Software"
+ # TODO check if already done
self.logger.debug(logging_text + step)
- await self.n2vc.install_configuration_sw(
- ee_id=ee_id,
- artifact_path=artifact_path,
- db_dict=db_dict
- )
+ await self.n2vc.install_configuration_sw(ee_id=ee_id, artifact_path=artifact_path, db_dict=db_dict)
# if SSH access is required, then get execution environment SSH public
- required = deep_get(config_descriptor, ("config-access", "ssh-access", "required"))
- if is_proxy_charm and required:
-
+ if is_proxy_charm: # if native charm we have waited already to VM be UP
pub_key = None
- pub_key = await self.n2vc.get_ee_ssh_public__key(
- ee_id=ee_id,
- db_dict=db_dict
- )
+ user = 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.n2vc.get_ee_ssh_public__key(ee_id=ee_id, db_dict=db_dict)
+
+ step = "Insert public key into VM user={} ssh_key={}".format(user, pub_key)
+ else:
+ step = "Waiting to VM being up and getting IP address"
+ self.logger.debug(logging_text + step)
- user = deep_get(config_descriptor, ("config-access", "ssh-access", "default-user"))
- # insert pub_key into VM
# n2vc_redesign STEP 5.1
- step = "Insert public key into VM"
- self.logger.debug(logging_text + step)
+ # wait for RO (ip-address) Insert pub_key into VM
+ if vnfr_id:
+ 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
- # wait for RO (ip-address)
- rw_mgmt_ip = await self.insert_key_ro(
- logging_text=logging_text,
- nsr_id=nsr_id,
- vnfr_id=vnfr_id,
- vdu_id=vdu_id,
- vdu_index=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 substitution
- self.logger.debug('rw_mgmt_ip={}'.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
- initial_config_primitive_list = config_descriptor.get('initial-config-primitive', [])
step = 'execute initial config primitive'
+ initial_config_primitive_list = config_descriptor.get('initial-config-primitive')
# sort initial config primitives by 'seq'
try:
initial_config_primitive_list.sort(key=lambda val: int(val['seq']))
- except Exception:
- self.logger.warn(logging_text + 'Cannot sort by "seq" field' + step)
+ except Exception as e:
+ self.logger.error(logging_text + step + ": " + str(e))
+ # add config if not present for NS charm
+ initial_config_primitive_list = self._get_initial_config_primitive_list(initial_config_primitive_list,
+ vca_deployed)
+ if initial_config_primitive_list:
+ await self._wait_dependent_n2vc(nsr_id, vca_deployed_list, vca_index)
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.n2vc.exec_primitive(
# TODO register in database that primitive is done
step = "instantiated at VCA"
+ self.update_db_2("nsrs", nsr_id, {db_update_entry + "instantiation": "COMPLETED"})
self.logger.debug(logging_text + step)
except Exception as e: # TODO not use Exception but N2VC exception
+ self.update_db_2("nsrs", nsr_id, {db_update_entry + "instantiation": "FAILED"})
raise Exception("{} {}".format(step, e)) from e
# TODO raise N2VC exception with 'step' extra information
+ 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):
+ try:
+ db_dict = dict()
+ if ns_state:
+ db_dict["nsState"] = ns_state
+ db_dict["currentOperation"] = current_operation
+ db_dict["currentOperationID"] = current_operation_id
+ db_dict["errorDescription"] = error_description
+ db_dict["errorDetail"] = error_detail
+ self.update_db_2("nsrs", nsr_id, db_dict)
+ except Exception as e:
+ self.logger.warn('Error writing NS status: {}'.format(e))
+
async def instantiate(self, nsr_id, nslcmop_id):
"""
db_nslcmop = None
# update operation on nsrs
- db_nsr_update = {"_admin.nslcmop": nslcmop_id}
+ db_nsr_update = {"_admin.nslcmop": nslcmop_id,
+ "_admin.current-operation": nslcmop_id,
+ "_admin.operation-type": "instantiate"}
+ self.update_db_2("nsrs", nsr_id, db_nsr_update)
# update operation on nslcmops
db_nslcmop_update = {}
nslcmop_operation_state = None
db_vnfrs = {} # vnf's info indexed by member-index
# n2vc_info = {}
- # n2vc_key_list = [] # list of public keys to be injected as authorized to VMs
task_instantiation_list = []
+ task_instantiation_info = {} # from task to info text
exc = None
try:
# wait for any previous tasks in process
- step = "Waiting for previous tasks"
+ step = "Waiting for previous operations to terminate"
await self.lcm_tasks.waitfor_related_HA('ns', 'nslcmops', nslcmop_id)
# STEP 0: Reading database (nslcmops, nsrs, nsds, vnfrs, vnfds)
+ # nsState="BUILDING", currentOperation="INSTANTIATING", currentOperationID=nslcmop_id
+ self._write_ns_status(
+ nsr_id=nsr_id,
+ ns_state="BUILDING",
+ current_operation="INSTANTIATING",
+ current_operation_id=nslcmop_id
+ )
+
# read from db: operation
step = "Getting nslcmop={} from db".format(nslcmop_id)
db_nslcmop = self.db.get_one("nslcmops", {"_id": nslcmop_id})
# read from db: vnf's of this ns
step = "Getting vnfrs from db"
+ self.logger.debug(logging_text + step)
db_vnfrs_list = self.db.get_list("vnfrs", {"nsr-id-ref": nsr_id})
# read from db: vnfd's for every vnf
if vnfd_id not in db_vnfds:
# read from cb
step = "Getting vnfd={} id='{}' from db".format(vnfd_id, vnfd_ref)
+ self.logger.debug(logging_text + step)
vnfd = self.db.get_one("vnfds", {"_id": vnfd_id})
# store 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.logger.debug(logging_text + "Before deploy_kdus")
+ # Call to deploy_kdus in case exists the "vdu:kdu" param
+ task_kdu = asyncio.ensure_future(
+ self.deploy_kdus(
+ logging_text=logging_text,
+ nsr_id=nsr_id,
+ db_nsr=db_nsr,
+ db_vnfrs=db_vnfrs,
+ )
+ )
+ self.lcm_tasks.register("ns", nsr_id, nslcmop_id, "instantiate_KDUs", task_kdu)
+ task_instantiation_info[task_kdu] = "Deploy KDUs"
+ task_instantiation_list.append(task_kdu)
# n2vc_redesign STEP 1 Get VCA public ssh-key
# feature 1429. Add n2vc public key to needed VMs
- n2vc_key = await self.n2vc.get_public_key()
+ 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"])
# n2vc_redesign STEP 2 Deploy Network Scenario
task_ro = asyncio.ensure_future(
db_nslcmop=db_nslcmop,
db_vnfrs=db_vnfrs,
db_vnfds_ref=db_vnfds_ref,
- n2vc_key_list=[n2vc_key]
+ n2vc_key_list=n2vc_key_list
)
)
self.lcm_tasks.register("ns", nsr_id, nslcmop_id, "instantiate_RO", task_ro)
+ task_instantiation_info[task_ro] = "Deploy at VIM"
task_instantiation_list.append(task_ro)
# n2vc_redesign STEP 3 to 6 Deploy N2VC
vdu_id = None
vdu_index = 0
vdu_name = None
+ kdu_name = None
# Get additional parameters
deploy_params = {}
if db_vnfr.get("additionalParamsForVnf"):
- deploy_params = db_vnfr["additionalParamsForVnf"].copy()
- for k, v in deploy_params.items():
- if isinstance(v, str) and v.startswith("!!yaml "):
- deploy_params[k] = yaml.safe_load(v[7:])
+ deploy_params = self._format_additional_params(db_vnfr["additionalParamsForVnf"].copy())
descriptor_config = vnfd.get("vnf-configuration")
if descriptor_config and descriptor_config.get("juju"):
self._deploy_n2vc(
- logging_text=logging_text,
+ logging_text=logging_text + "member_vnf_index={} ".format(member_vnf_index),
db_nsr=db_nsr,
db_vnfr=db_vnfr,
nslcmop_id=nslcmop_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_list=task_instantiation_list
+ task_instantiation_list=task_instantiation_list,
+ task_instantiation_info=task_instantiation_info
)
# Deploy charms for each VDU that supports one.
for vdud in get_iterable(vnfd, 'vdu'):
vdu_id = vdud["id"]
descriptor_config = vdud.get('vdu-configuration')
+ vdur = next((x for x in db_vnfr["vdur"] if x["vdu-id-ref"] == vdu_id), None)
+ if vdur.get("additionalParams"):
+ deploy_params_vdu = self._format_additional_params(vdur["additionalParams"])
+ else:
+ deploy_params_vdu = deploy_params
if descriptor_config and descriptor_config.get("juju"):
# look for vdu index in the db_vnfr["vdu"] section
# for vdur_index, vdur in enumerate(db_vnfr["vdur"]):
# "member_vnf_index={}".format(vdu_id, member_vnf_index))
# vdu_name = vdur.get("name")
vdu_name = None
+ kdu_name = None
for vdu_index in range(int(vdud.get("count", 1))):
# TODO vnfr_params["rw_mgmt_ip"] = vdur["ip-address"]
self._deploy_n2vc(
- logging_text=logging_text,
+ 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,
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,
+ deploy_params=deploy_params_vdu,
descriptor_config=descriptor_config,
base_folder=base_folder,
- task_instantiation_list=task_instantiation_list
+ task_instantiation_list=task_instantiation_list,
+ task_instantiation_info=task_instantiation_info
)
+ for kdud in get_iterable(vnfd, 'kdu'):
+ kdu_name = kdud["name"]
+ descriptor_config = kdud.get('kdu-configuration')
+ if descriptor_config and descriptor_config.get("juju"):
+ vdu_id = None
+ vdu_index = 0
+ vdu_name = None
+ # look for vdu index in the db_vnfr["vdu"] section
+ # for vdur_index, vdur in enumerate(db_vnfr["vdur"]):
+ # if vdur["vdu-id-ref"] == vdu_id:
+ # break
+ # else:
+ # raise LcmException("Mismatch vdu_id={} not found in the vnfr['vdur'] list for "
+ # "member_vnf_index={}".format(vdu_id, member_vnf_index))
+ # vdu_name = vdur.get("name")
+ # vdu_name = None
+
+ self._deploy_n2vc(
+ logging_text=logging_text,
+ 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_list=task_instantiation_list,
+ task_instantiation_info=task_instantiation_info
+ )
# Check if this NS has a charm configuration
descriptor_config = nsd.get("ns-configuration")
db_vnfr = None
member_vnf_index = None
vdu_id = None
+ kdu_name = None
vdu_index = 0
vdu_name = None
+
# Get additional parameters
deploy_params = {}
if db_nsr.get("additionalParamsForNs"):
- deploy_params = db_nsr["additionalParamsForNs"].copy()
- for k, v in deploy_params.items():
- if isinstance(v, str) and v.startswith("!!yaml "):
- deploy_params[k] = yaml.safe_load(v[7:])
+ deploy_params = self._format_additional_params(db_nsr["additionalParamsForNs"].copy())
base_folder = nsd["_admin"]["storage"]
self._deploy_n2vc(
logging_text=logging_text,
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_list=task_instantiation_list
+ task_instantiation_list=task_instantiation_list,
+ task_instantiation_info=task_instantiation_info
)
# Wait until all tasks of "task_instantiation_list" have been finished
# while time() <= start_deploy + self.total_deploy_timeout:
- error_text = None
- timeout = 3600 # time() - start_deploy
- task_instantiation_set = set(task_instantiation_list) # build a set with tasks
- done = None
- pending = None
- if len(task_instantiation_set) > 0:
- done, pending = await asyncio.wait(task_instantiation_set, timeout=timeout)
- if pending:
- error_text = "timeout"
- for task in done:
- if task.cancelled():
- if not error_text:
- error_text = "cancelled"
- elif task.done():
- exc = task.exception()
- if exc:
- error_text = str(exc)
+ error_text_list = []
+ timeout = 3600
+
+ # let's begin with all OK
+ instantiated_ok = True
+ # let's begin with RO 'running' status (later we can change it)
+ db_nsr_update["operational-status"] = "running"
+ # let's begin with VCA 'configured' status (later we can change it)
+ db_nsr_update["config-status"] = "configured"
+
+ if task_instantiation_list:
+ # wait for all tasks completion
+ done, pending = await asyncio.wait(task_instantiation_list, timeout=timeout)
+
+ for task in pending:
+ instantiated_ok = False
+ if task == task_ro:
+ db_nsr_update["operational-status"] = "failed"
+ else:
+ db_nsr_update["config-status"] = "failed"
+ self.logger.error(logging_text + task_instantiation_info[task] + ": Timeout")
+ error_text_list.append(task_instantiation_info[task] + ": Timeout")
+ for task in done:
+ if task.cancelled():
+ instantiated_ok = False
+ if task == task_ro:
+ db_nsr_update["operational-status"] = "failed"
+ else:
+ db_nsr_update["config-status"] = "failed"
+ self.logger.warn(logging_text + task_instantiation_info[task] + ": Cancelled")
+ error_text_list.append(task_instantiation_info[task] + ": Cancelled")
+ else:
+ exc = task.exception()
+ if exc:
+ instantiated_ok = False
+ if task == task_ro:
+ db_nsr_update["operational-status"] = "failed"
+ else:
+ db_nsr_update["config-status"] = "failed"
+ self.logger.error(logging_text + task_instantiation_info[task] + ": Failed")
+ if isinstance(exc, (N2VCException, ROclient.ROClientException)):
+ error_text_list.append(task_instantiation_info[task] + ": {}".format(exc))
+ else:
+ exc_traceback = "".join(traceback.format_exception(None, exc, exc.__traceback__))
+ self.logger.error(logging_text + task_instantiation_info[task] + exc_traceback)
+ error_text_list.append(task_instantiation_info[task] + ": " + exc_traceback)
+ else:
+ self.logger.debug(logging_text + task_instantiation_info[task] + ": Done")
- if error_text:
- db_nsr_update["config-status"] = "failed"
- error_text = "fail configuring " + error_text
+ if error_text_list:
+ error_text = "\n".join(error_text_list)
db_nsr_update["detailed-status"] = error_text
db_nslcmop_update["operationState"] = nslcmop_operation_state = "FAILED_TEMP"
db_nslcmop_update["detailed-status"] = error_text
db_nslcmop_update["operationState"] = nslcmop_operation_state = "COMPLETED"
db_nslcmop_update["statusEnteredTime"] = time()
db_nslcmop_update["detailed-status"] = "done"
- db_nsr_update["config-status"] = "configured"
db_nsr_update["detailed-status"] = "done"
- return
-
except (ROclient.ROClientException, DbException, LcmException) as e:
self.logger.error(logging_text + "Exit Exception while '{}': {}".format(step, e))
exc = e
if db_nsr:
db_nsr_update["detailed-status"] = "ERROR {}: {}".format(step, exc)
db_nsr_update["operational-status"] = "failed"
+ db_nsr_update["config-status"] = "failed"
if db_nslcmop:
db_nslcmop_update["detailed-status"] = "FAILED {}: {}".format(step, exc)
db_nslcmop_update["operationState"] = nslcmop_operation_state = "FAILED"
try:
if db_nsr:
db_nsr_update["_admin.nslcmop"] = None
+ db_nsr_update["_admin.current-operation"] = None
+ db_nsr_update["_admin.operation-type"] = None
self.update_db_2("nsrs", nsr_id, db_nsr_update)
+
+ # nsState="READY/BROKEN", currentOperation="IDLE", currentOperationID=None
+ ns_state = None
+ error_description = None
+ error_detail = None
+ if instantiated_ok:
+ ns_state = "READY"
+ else:
+ ns_state = "BROKEN"
+ error_description = 'Operation: INSTANTIATING.{}, step: {}'.format(nslcmop_id, step)
+ error_detail = error_text
+ self._write_ns_status(
+ nsr_id=nsr_id,
+ ns_state=ns_state,
+ current_operation="IDLE",
+ current_operation_id=None,
+ error_description=error_description,
+ error_detail=error_detail
+ )
+
if db_nslcmop_update:
self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update)
except DbException as e:
self.logger.debug(logging_text + "Exit")
self.lcm_tasks.remove("ns", nsr_id, nslcmop_id, "ns_instantiate")
+ async def deploy_kdus(self, logging_text, nsr_id, db_nsr, db_vnfrs):
+ # Launch kdus if present in the descriptor
+
+ k8scluster_id_2_uuic = {"helm-chart": {}, "juju-bundle": {}}
+
+ def _get_cluster_id(cluster_id, cluster_type):
+ nonlocal k8scluster_id_2_uuic
+ if cluster_id in k8scluster_id_2_uuic[cluster_type]:
+ return k8scluster_id_2_uuic[cluster_type][cluster_id]
+
+ 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))
+ k8s_id = deep_get(db_k8scluster, ("_admin", cluster_type, "id"))
+ if not k8s_id:
+ raise LcmException("K8s cluster '{}' has not been initilized for '{}'".format(cluster_id, cluster_type))
+ k8scluster_id_2_uuic[cluster_type][cluster_id] = k8s_id
+ return k8s_id
+
+ logging_text += "Deploy kdus: "
+ try:
+ db_nsr_update = {"_admin.deployed.K8s": []}
+ self.update_db_2("nsrs", nsr_id, db_nsr_update)
+
+ # Look for all vnfds
+ pending_tasks = {}
+ index = 0
+ for vnfr_data in db_vnfrs.values():
+ for kdur in get_iterable(vnfr_data, "kdur"):
+ desc_params = self._format_additional_params(kdur.get("additionalParams"))
+ kdumodel = None
+ k8sclustertype = None
+ error_text = None
+ cluster_uuid = None
+ if kdur.get("helm-chart"):
+ kdumodel = kdur["helm-chart"]
+ k8sclustertype = "chart"
+ k8sclustertype_full = "helm-chart"
+ elif kdur.get("juju-bundle"):
+ kdumodel = kdur["juju-bundle"]
+ k8sclustertype = "juju"
+ k8sclustertype_full = "juju-bundle"
+ else:
+ error_text = "kdu type is neither helm-chart not juju-bundle. Maybe an old NBI version is" \
+ " running"
+ try:
+ if not error_text:
+ cluster_uuid = _get_cluster_id(kdur["k8s-cluster"]["id"], k8sclustertype_full)
+ except LcmException as e:
+ error_text = str(e)
+ step = "Instantiate KDU {} in k8s cluster {}".format(kdur["kdu-name"], cluster_uuid)
+
+ k8s_instace_info = {"kdu-instance": None, "k8scluster-uuid": cluster_uuid,
+ "k8scluster-type": k8sclustertype,
+ "kdu-name": kdur["kdu-name"], "kdu-model": kdumodel}
+ if error_text:
+ k8s_instace_info["detailed-status"] = error_text
+ db_nsr_update["_admin.deployed.K8s.{}".format(index)] = k8s_instace_info
+ self.update_db_2("nsrs", nsr_id, db_nsr_update)
+ if error_text:
+ continue
+
+ db_dict = {"collection": "nsrs", "filter": {"_id": nsr_id}, "path": "_admin.deployed.K8s."
+ "{}".format(index)}
+ if k8sclustertype == "chart":
+ task = asyncio.ensure_future(
+ self.k8sclusterhelm.install(cluster_uuid=cluster_uuid, kdu_model=kdumodel, atomic=True,
+ params=desc_params, db_dict=db_dict, timeout=3600)
+ )
+ else:
+ task = asyncio.ensure_future(
+ self.k8sclusterjuju.install(cluster_uuid=cluster_uuid, kdu_model=kdumodel,
+ atomic=True, params=desc_params,
+ db_dict=db_dict, timeout=600)
+ )
+
+ pending_tasks[task] = "_admin.deployed.K8s.{}.".format(index)
+ index += 1
+ if not pending_tasks:
+ return
+ self.logger.debug(logging_text + 'Waiting for terminate pending tasks...')
+ pending_list = list(pending_tasks.keys())
+ while pending_list:
+ done_list, pending_list = await asyncio.wait(pending_list, timeout=30*60,
+ return_when=asyncio.FIRST_COMPLETED)
+ if not done_list: # timeout
+ for task in pending_list:
+ db_nsr_update[pending_tasks(task) + "detailed-status"] = "Timeout"
+ break
+ for task in done_list:
+ exc = task.exception()
+ if exc:
+ db_nsr_update[pending_tasks[task] + "detailed-status"] = "{}".format(exc)
+ else:
+ db_nsr_update[pending_tasks[task] + "kdu-instance"] = task.result()
+
+ except Exception as e:
+ self.logger.critical(logging_text + "Exit Exception {} while '{}': {}".format(type(e).__name__, step, e))
+ raise LcmException("{} Exit Exception {} while '{}': {}".format(logging_text, type(e).__name__, step, e))
+ finally:
+ # TODO Write in data base
+ 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,
- member_vnf_index, vdu_index, vdu_name, deploy_params, descriptor_config,
- base_folder, task_instantiation_list):
+ kdu_name, member_vnf_index, vdu_index, vdu_name, deploy_params, descriptor_config,
+ base_folder, task_instantiation_list, task_instantiation_info):
# 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
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:
break
else:
vca_deployed = {
"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
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,
)
)
self.lcm_tasks.register("ns", nsr_id, nslcmop_id, "instantiate_N2VC-{}".format(vca_index), task_n2vc)
+ task_instantiation_info[task_n2vc] = "Deploy VCA {}.{}".format(member_vnf_index or "", vdu_id or "")
task_instantiation_list.append(task_n2vc)
# Check if this VNFD has a configured terminate action
}
return nslcmop
+ def _format_additional_params(self, params):
+ params = params or {}
+ for key, value in params.items():
+ if str(value).startswith("!!yaml "):
+ params[key] = yaml.safe_load(value[7:])
+ return params
+
def _get_terminate_primitive_params(self, seq, vnf_index):
primitive = seq.get('name')
primitive_params = {}
# or op_index (operationState != 'COMPLETED')
return self._reintent_or_skip_suboperation(db_nslcmop, op_index)
+ # Function to return execution_environment id
+
+ def _get_ee_id(self, vnf_index, vdu_id, vca_deployed_list):
+ for vca in vca_deployed_list:
+ if vca["member-vnf-index"] == vnf_index and vca["vdu_id"] == vdu_id:
+ return vca["ee_id"]
+
# Helper methods for terminate()
async def _terminate_action(self, db_nslcmop, nslcmop_id, nsr_id):
Called from terminate() before deleting instance
Calls action() to execute the primitive """
logging_text = "Task ns={} _terminate_action={} ".format(nsr_id, nslcmop_id)
+ db_nsr = self.db.get_one("nsrs", {"_id": nsr_id})
+ vca_deployed_list = db_nsr["_admin"]["deployed"]["VCA"]
db_vnfrs_list = self.db.get_list("vnfrs", {"nsr-id-ref": nsr_id})
db_vnfds = {}
# Loop over VNFRs
# " primitive={} fails with error {}".format(
# vnf_index, seq.get("name"), result_detail))
- # TODO: find ee_id
- ee_id = None
+ ee_id = self._get_ee_id(vnf_index, vdu_id, vca_deployed_list)
try:
await self.n2vc.exec_primitive(
ee_id=ee_id,
db_nslcmop = None
exc = None
failed_detail = [] # annotates all failed error messages
- db_nsr_update = {"_admin.nslcmop": nslcmop_id}
+ db_nsr_update = {"_admin.nslcmop": nslcmop_id,
+ "_admin.current-operation": nslcmop_id,
+ "_admin.operation-type": "terminate"}
+ self.update_db_2("nsrs", nsr_id, db_nsr_update)
db_nslcmop_update = {}
nslcmop_operation_state = None
autoremove = False # autoremove after terminated
pending_tasks = []
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="TERMINATING",
+ current_operation="TERMINATING",
+ current_operation_id=nslcmop_id
+ )
+
step = "Getting nslcmop={} from db".format(nslcmop_id)
db_nslcmop = self.db.get_one("nslcmops", {"_id": nslcmop_id})
step = "Getting nsr={} from db".format(nsr_id)
# Call internal terminate action
await self._terminate_action(db_nslcmop, nslcmop_id, nsr_id)
+ pending_tasks = []
+
db_nsr_update["operational-status"] = "terminating"
db_nsr_update["config-status"] = "terminating"
self.logger.error(msg)
failed_detail.append(msg)
+ try:
+ # Delete from k8scluster
+ step = "delete kdus"
+ self.logger.debug(logging_text + step)
+ # print(nsr_deployed)
+ if nsr_deployed:
+ for kdu in nsr_deployed.get("K8s", ()):
+ kdu_instance = kdu.get("kdu-instance")
+ if not kdu_instance:
+ continue
+ if kdu.get("k8scluster-type") == "chart":
+ task_delete_kdu_instance = asyncio.ensure_future(
+ self.k8sclusterhelm.uninstall(cluster_uuid=kdu.get("k8scluster-uuid"),
+ kdu_instance=kdu_instance))
+ elif kdu.get("k8scluster-type") == "juju":
+ task_delete_kdu_instance = asyncio.ensure_future(
+ self.k8sclusterjuju.uninstall(cluster_uuid=kdu.get("k8scluster-uuid"),
+ kdu_instance=kdu_instance))
+ else:
+ self.error(logging_text + "Unknown k8s deployment type {}".
+ format(kdu.get("k8scluster-type")))
+ continue
+ pending_tasks.append(task_delete_kdu_instance)
+ except LcmException as e:
+ msg = "Failed while deleting KDUs from NS: {}".format(e)
+ self.logger.error(msg)
+ failed_detail.append(msg)
+
# remove from RO
RO_fail = False
self.logger.error(logging_text + failed_detail[-1])
if failed_detail:
+ terminate_ok = False
self.logger.error(logging_text + " ;".join(failed_detail))
db_nsr_update["operational-status"] = "failed"
db_nsr_update["detailed-status"] = "Deletion errors " + "; ".join(failed_detail)
db_nslcmop_update["operationState"] = nslcmop_operation_state = "FAILED"
db_nslcmop_update["statusEnteredTime"] = time()
else:
+ terminate_ok = True
db_nsr_update["operational-status"] = "terminated"
db_nsr_update["detailed-status"] = "Done"
db_nsr_update["_admin.nsState"] = "NOT_INSTANTIATED"
self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update)
if db_nsr:
db_nsr_update["_admin.nslcmop"] = None
+ db_nsr_update["_admin.current-operation"] = None
+ db_nsr_update["_admin.operation-type"] = None
self.update_db_2("nsrs", nsr_id, db_nsr_update)
+
+ if terminate_ok:
+ ns_state = "IDLE"
+ error_description = None
+ error_detail = None
+ else:
+ ns_state = "BROKEN"
+ error_description = 'Operation: TERMINATING.{}, step: {}'.format(nslcmop_id, step)
+ error_detail = "; ".join(failed_detail)
+
+ self._write_ns_status(
+ nsr_id=nsr_id,
+ ns_state=ns_state,
+ current_operation="IDLE",
+ current_operation_id=None,
+ error_description=error_description,
+ error_detail=error_detail
+ )
+
except DbException as e:
self.logger.error(logging_text + "Cannot update database: {}".format(e))
if nslcmop_operation_state:
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:]
+
+ # 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"]
return calculated_params
async def _ns_execute_primitive(self, db_deployed, member_vnf_index, vdu_id, vdu_name, vdu_count_index,
# get all needed from database
db_nsr = None
db_nslcmop = None
- db_nsr_update = {"_admin.nslcmop": nslcmop_id}
+ db_nsr_update = {"_admin.nslcmop": nslcmop_id,
+ "_admin.current-operation": nslcmop_id,
+ "_admin.operation-type": "action"}
+ self.update_db_2("nsrs", nsr_id, db_nsr_update)
db_nslcmop_update = {}
nslcmop_operation_state = None
nslcmop_operation_state_detail = None
exc = 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="RUNNING ACTION",
+ 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})
nsr_deployed = db_nsr["_admin"].get("deployed")
vnf_index = db_nslcmop["operationParams"].get("member_vnf_index")
vdu_id = db_nslcmop["operationParams"].get("vdu_id")
+ kdu_name = db_nslcmop["operationParams"].get("kdu_name")
vdu_count_index = db_nslcmop["operationParams"].get("vdu_count_index")
vdu_name = db_nslcmop["operationParams"].get("vdu_name")
if config_primitive["name"] == primitive:
config_primitive_desc = config_primitive
break
+ elif kdu_name:
+ self.logger.debug(logging_text + "Checking actions in KDUs")
+ kdur = next((x for x in db_vnfr["kdur"] if x["kdu-name"] == kdu_name), None)
+ desc_params = self._format_additional_params(kdur.get("additionalParams")) or {}
+ if primitive_params:
+ desc_params.update(primitive_params)
+ # TODO Check if we will need something at vnf level
+ index = 0
+ for kdu in get_iterable(nsr_deployed, "K8s"):
+ if kdu_name == kdu["kdu-name"]:
+ db_dict = {"collection": "nsrs", "filter": {"_id": nsr_id},
+ "path": "_admin.deployed.K8s.{}".format(index)}
+ if primitive == "upgrade":
+ if desc_params.get("kdu_model"):
+ kdu_model = 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.get("k8scluster-type") == "chart":
+ output = await self.k8sclusterhelm.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=300)
+ elif kdu.get("k8scluster-type") == "juju":
+ output = await self.k8sclusterjuju.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=300)
+
+ else:
+ msg = "k8scluster-type not defined"
+ raise LcmException(msg)
+
+ self.logger.debug(logging_text + " Upgrade of kdu {} done".format(output))
+ break
+ elif primitive == "rollback":
+ if kdu.get("k8scluster-type") == "chart":
+ output = await self.k8sclusterhelm.rollback(cluster_uuid=kdu.get("k8scluster-uuid"),
+ kdu_instance=kdu.get("kdu-instance"),
+ db_dict=db_dict)
+ elif kdu.get("k8scluster-type") == "juju":
+ output = await self.k8sclusterjuju.rollback(cluster_uuid=kdu.get("k8scluster-uuid"),
+ kdu_instance=kdu.get("kdu-instance"),
+ db_dict=db_dict)
+ else:
+ msg = "k8scluster-type not defined"
+ raise LcmException(msg)
+ break
+ elif primitive == "status":
+ if kdu.get("k8scluster-type") == "chart":
+ output = await self.k8sclusterhelm.status_kdu(cluster_uuid=kdu.get("k8scluster-uuid"),
+ kdu_instance=kdu.get("kdu-instance"))
+ elif kdu.get("k8scluster-type") == "juju":
+ output = await self.k8sclusterjuju.status_kdu(cluster_uuid=kdu.get("k8scluster-uuid"),
+ kdu_instance=kdu.get("kdu-instance"))
+ else:
+ msg = "k8scluster-type not defined"
+ raise LcmException(msg)
+ break
+ index += 1
+
+ else:
+ raise LcmException("KDU '{}' not found".format(kdu_name))
+ if output:
+ db_nslcmop_update["detailed-status"] = output
+ db_nslcmop_update["operationState"] = 'COMPLETED'
+ db_nslcmop_update["statusEnteredTime"] = time()
+ else:
+ db_nslcmop_update["detailed-status"] = ''
+ db_nslcmop_update["operationState"] = 'FAILED'
+ db_nslcmop_update["statusEnteredTime"] = time()
+ return
elif vnf_index:
for config_primitive in db_vnfd.get("vnf-configuration", {}).get("config-primitive", ()):
if config_primitive["name"] == primitive:
desc_params = {}
if vnf_index:
if db_vnfr.get("additionalParamsForVnf"):
- desc_params.update(db_vnfr["additionalParamsForVnf"])
+ desc_params = self._format_additional_params(db_vnfr["additionalParamsForVnf"])
+ if vdu_id:
+ vdur = next((x for x in db_vnfr["vdur"] if x["vdu-id-ref"] == vdu_id), None)
+ if vdur.get("additionalParams"):
+ desc_params = self._format_additional_params(vdur["additionalParams"])
else:
- if db_nsr.get("additionalParamsForVnf"):
- desc_params.update(db_nsr["additionalParamsForNs"])
+ if db_nsr.get("additionalParamsForNs"):
+ desc_params.update(self._format_additional_params(db_nsr["additionalParamsForNs"]))
# TODO check if ns is in a proper status
output, detail = await self._ns_execute_primitive(
self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update)
if db_nsr:
db_nsr_update["_admin.nslcmop"] = None
+ db_nsr_update["_admin.operation-type"] = None
+ db_nsr_update["_admin.nslcmop"] = None
+ db_nsr_update["_admin.current-operation"] = None
self.update_db_2("nsrs", nsr_id, db_nsr_update)
+ self._write_ns_status(
+ nsr_id=nsr_id,
+ ns_state=None,
+ current_operation="IDLE",
+ current_operation_id=None
+ )
except DbException as e:
self.logger.error(logging_text + "Cannot update database: {}".format(e))
self.logger.debug(logging_text + "Exit")
db_nslcmop = None
db_nslcmop_update = {}
nslcmop_operation_state = None
- db_nsr_update = {"_admin.nslcmop": nslcmop_id}
+ db_nsr_update = {"_admin.nslcmop": nslcmop_id,
+ "_admin.current-operation": nslcmop_id,
+ "_admin.operation-type": "scale"}
+ self.update_db_2("nsrs", nsr_id, 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
vnfr_scaled = False
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})
db_nsr_update["operational-status"] = "scaling"
self.update_db_2("nsrs", nsr_id, db_nsr_update)
nsr_deployed = db_nsr["_admin"].get("deployed")
+
+ #######
+ 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")
+ #######
+
RO_nsr_id = nsr_deployed["RO"]["nsr_id"]
vnf_index = db_nslcmop["operationParams"]["scaleVnfData"]["scaleByStepData"]["member-vnf-index"]
scaling_group = db_nslcmop["operationParams"]["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"]
# Post-scale reintent 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):
+ if op_index == self.SUBOPERATION_STATUS_SKIP:
# Skip sub-operation
result = 'COMPLETED'
result_detail = 'Done'
"vnf_config_primitive={} Skipped sub-operation, result {} {}".
format(vnf_config_primitive, result, result_detail))
else:
- if (op_index == self.SUBOPERATION_STATUS_NEW):
+ 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".
if db_nslcmop and db_nslcmop_update:
self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update)
if db_nsr:
+ db_nsr_update["_admin.current-operation"] = None
+ db_nsr_update["_admin.operation-type"] = None
db_nsr_update["_admin.nslcmop"] = None
self.update_db_2("nsrs", nsr_id, db_nsr_update)
+
+ self._write_ns_status(
+ nsr_id=nsr_id,
+ ns_state=None,
+ current_operation="IDLE",
+ current_operation_id=None
+ )
+
except DbException as e:
self.logger.error(logging_text + "Cannot update database: {}".format(e))
if nslcmop_operation_state:
projects / osm / LCM.git / blobdiff