-#!/usr/bin/python3
# -*- coding: utf-8 -*-
+##
+# Copyright 2018 Telefonica S.A.
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+##
+
import asyncio
import yaml
import logging
import logging.handlers
-import functools
import traceback
+import json
+from jinja2 import Environment, Template, meta, TemplateError, TemplateNotFound, TemplateSyntaxError
-import ROclient
-from lcm_utils import LcmException, LcmBase
+from osm_lcm import ROclient
+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, deep_update
+from osm_common.dbbase import DbException
from osm_common.fsbase import FsException
-from n2vc.vnf import N2VC
-from copy import deepcopy
+from n2vc.n2vc_juju_conn import N2VCJujuConnector
+from n2vc.exceptions import N2VCException
+
+from copy import copy, deepcopy
from http import HTTPStatus
from time import time
-
+from uuid import uuid4
__author__ = "Alfonso Tierno"
+def get_iterable(in_dict, in_key):
+ """
+ Similar to <dict>.get(), but if value is None, False, ..., An empty tuple is returned instead
+ :param in_dict: a dictionary
+ :param in_key: the key to look for at in_dict
+ :return: in_dict[in_var] or () if it is None or not present
+ """
+ if not in_dict.get(in_key):
+ return ()
+ return in_dict[in_key]
+
+
+def populate_dict(target_dict, key_list, value):
+ """
+ Update target_dict creating nested dictionaries with the key_list. Last key_list item is asigned the value.
+ Example target_dict={K: J}; key_list=[a,b,c]; target_dict will be {K: J, a: {b: {c: value}}}
+ :param target_dict: dictionary to be changed
+ :param key_list: list of keys to insert at target_dict
+ :param value:
+ :return: None
+ """
+ for key in key_list[0:-1]:
+ if key not in target_dict:
+ target_dict[key] = {}
+ target_dict = target_dict[key]
+ target_dict[key_list[-1]] = value
+
+
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
+ timeout_charm_delete = 10 * 60
+ timeout_primitive = 10 * 60 # timeout for primitive execution
+
+ SUBOPERATION_STATUS_NOT_FOUND = -1
+ SUBOPERATION_STATUS_NEW = -2
+ SUBOPERATION_STATUS_SKIP = -3
def __init__(self, db, msg, fs, lcm_tasks, ro_config, vca_config, loop):
"""
:param config: two level dictionary with configuration. Top level should contain 'database', 'storage',
:return: None
"""
- # logging
- self.logger = logging.getLogger('lcm.ns')
+ super().__init__(
+ db=db,
+ msg=msg,
+ fs=fs,
+ logger=logging.getLogger('lcm.ns')
+ )
+
self.loop = loop
self.lcm_tasks = lcm_tasks
-
- super().__init__(db, msg, fs, self.logger)
-
self.ro_config = ro_config
+ self.vca_config = vca_config
+ if 'pubkey' in self.vca_config:
+ 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']
+
+ # create N2VC connector
+ self.n2vc = N2VCJujuConnector(
+ db=self.db,
+ fs=self.fs,
+ log=self.logger,
+ loop=self.loop,
+ 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,
+ # 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.n2vc = N2VC(
+ self.k8sclusterjuju = K8sJujuConnector(
+ kubectl_command=self.vca_config.get("kubectlpath"),
+ juju_command=self.vca_config.get("jujupath"),
+ fs=self.fs,
log=self.logger,
- server=vca_config['host'],
- port=vca_config['port'],
- user=vca_config['user'],
- secret=vca_config['secret'],
- # TODO: This should point to the base folder where charms are stored,
- # if there is a common one (like object storage). Otherwise, leave
- # it unset and pass it via DeployCharms
- # artifacts=vca_config[''],
- artifacts=None,
+ db=self.db,
+ on_update_db=None,
)
- def vnfd2RO(self, vnfd, new_id=None):
+ # create RO client
+ self.RO = ROclient.ROClient(self.loop, **self.ro_config)
+
+ def _on_update_n2vc_db(self, 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'))
+ # for vca in vca_list:
+ # # 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('Error writing NS status to db: {}'.format(e))
+
+ def vnfd2RO(self, vnfd, new_id=None, additionalParams=None, nsrId=None):
"""
Converts creates a new vnfd descriptor for RO base on input OSM IM vnfd
:param vnfd: input vnfd
:param new_id: overrides vnf id if provided
+ :param additionalParams: Instantiation params for VNFs provided
+ :param nsrId: Id of the NSR
:return: copy of vnfd
"""
- ci_file = None
try:
vnfd_RO = deepcopy(vnfd)
+ # remove unused by RO configuration, monitoring, scaling and internal keys
vnfd_RO.pop("_id", None)
vnfd_RO.pop("_admin", None)
- if new_id:
- vnfd_RO["id"] = new_id
- for vdu in vnfd_RO["vdu"]:
- if "cloud-init-file" in vdu:
- base_folder = vnfd["_admin"]["storage"]
- clout_init_file = "{}/{}/cloud_init/{}".format(
- base_folder["folder"],
- base_folder["pkg-dir"],
- vdu["cloud-init-file"]
- )
- ci_file = self.fs.file_open(clout_init_file, "r")
- # TODO: detect if binary or text. Propose to read as binary and try to decode to utf8. If fails
- # convert to base 64 or similar
- clout_init_content = ci_file.read()
- ci_file.close()
- ci_file = None
- vdu.pop("cloud-init-file", None)
- vdu["cloud-init"] = clout_init_content
- # remnove unused by RO configuration, monitoring, scaling
vnfd_RO.pop("vnf-configuration", None)
vnfd_RO.pop("monitoring-param", None)
vnfd_RO.pop("scaling-group-descriptor", None)
- return vnfd_RO
- except FsException as e:
- raise LcmException("Error reading file at vnfd {}: {} ".format(vnfd["_id"], e))
- finally:
- if ci_file:
- ci_file.close()
+ vnfd_RO.pop("kdu", None)
+ vnfd_RO.pop("k8s-cluster", None)
+ if new_id:
+ vnfd_RO["id"] = new_id
- def n2vc_callback(self, model_name, application_name, status, message, n2vc_info, task=None):
- """
- Callback both for charm status change and task completion
- :param model_name: Charm model name
- :param application_name: Charm application name
- :param status: Can be
- - blocked: The unit needs manual intervention
- - maintenance: The unit is actively deploying/configuring
- - waiting: The unit is waiting for another charm to be ready
- - active: The unit is deployed, configured, and ready
- - error: The charm has failed and needs attention.
- - terminated: The charm has been destroyed
- - removing,
- - removed
- :param message: detailed message error
- :param n2vc_info dictionary with information shared with instantiate task. Contains:
- nsr_id:
- nslcmop_id:
- lcmOperationType: currently "instantiate"
- deployed: dictionary with {<application>: {operational-status: <status>, detailed-status: <text>}}
- db_update: dictionary to be filled with the changes to be wrote to database with format key.key.key: value
- n2vc_event: event used to notify instantiation task that some change has been produced
- :param task: None for charm status change, or task for completion task callback
- :return:
- """
- try:
- nsr_id = n2vc_info["nsr_id"]
- deployed = n2vc_info["deployed"]
- db_nsr_update = n2vc_info["db_update"]
- nslcmop_id = n2vc_info["nslcmop_id"]
- ns_operation = n2vc_info["lcmOperationType"]
- n2vc_event = n2vc_info["n2vc_event"]
- logging_text = "Task ns={} {}={} [n2vc_callback] application={}".format(nsr_id, ns_operation, nslcmop_id,
- application_name)
- vca_deployed = deployed.get(application_name)
- if not vca_deployed:
- self.logger.error(logging_text + " Not present at nsr._admin.deployed.VCA")
- return
+ # parse cloud-init or cloud-init-file with the provided variables using Jinja2
+ for vdu in get_iterable(vnfd_RO, "vdu"):
+ cloud_init_file = None
+ 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"])
+ with self.fs.file_open(cloud_init_file, "r") as ci_file:
+ cloud_init_content = ci_file.read()
+ vdu.pop("cloud-init-file", None)
+ elif vdu.get("cloud-init"):
+ cloud_init_content = vdu["cloud-init"]
+ else:
+ continue
- if task:
- if task.cancelled():
- self.logger.debug(logging_text + " task Cancelled")
- vca_deployed['operational-status'] = "error"
- db_nsr_update["_admin.deployed.VCA.{}.operational-status".format(application_name)] = "error"
- vca_deployed['detailed-status'] = "Task Cancelled"
- db_nsr_update["_admin.deployed.VCA.{}.detailed-status".format(application_name)] = "Task Cancelled"
+ env = Environment()
+ ast = env.parse(cloud_init_content)
+ mandatory_vars = meta.find_undeclared_variables(ast)
+ if mandatory_vars:
+ for var in mandatory_vars:
+ if not additionalParams or var not in additionalParams.keys():
+ raise LcmException("Variable '{}' defined at vnfd[id={}]:vdu[id={}]:cloud-init/cloud-init-"
+ "file, must be provided in the instantiation parameters inside the "
+ "'additionalParamsForVnf' block".format(var, vnfd["id"], vdu["id"]))
+ template = Template(cloud_init_content)
+ cloud_init_content = template.render(additionalParams or {})
+ vdu["cloud-init"] = cloud_init_content
- elif task.done():
- exc = task.exception()
- if exc:
- self.logger.error(logging_text + " task Exception={}".format(exc))
- vca_deployed['operational-status'] = "error"
- db_nsr_update["_admin.deployed.VCA.{}.operational-status".format(application_name)] = "error"
- vca_deployed['detailed-status'] = str(exc)
- db_nsr_update["_admin.deployed.VCA.{}.detailed-status".format(application_name)] = str(exc)
- else:
- self.logger.debug(logging_text + " task Done")
- # task is Done, but callback is still ongoing. So ignore
- return
- elif status:
- self.logger.debug(logging_text + " Enter status={}".format(status))
- if vca_deployed['operational-status'] == status:
- return # same status, ignore
- vca_deployed['operational-status'] = status
- db_nsr_update["_admin.deployed.VCA.{}.operational-status".format(application_name)] = status
- vca_deployed['detailed-status'] = str(message)
- db_nsr_update["_admin.deployed.VCA.{}.detailed-status".format(application_name)] = str(message)
- else:
- self.logger.critical(logging_text + " Enter with bad parameters", exc_info=True)
- return
- # wake up instantiate task
- n2vc_event.set()
- except Exception as e:
- self.logger.critical(logging_text + " Exception {}".format(e), exc_info=True)
+ return vnfd_RO
+ except FsException as e:
+ raise LcmException("Error reading vnfd[id={}]:vdu[id={}]:cloud-init-file={}: {}".
+ format(vnfd["id"], vdu["id"], cloud_init_file, e))
+ except (TemplateError, TemplateNotFound, TemplateSyntaxError) as e:
+ raise LcmException("Error parsing Jinja2 to cloud-init content at vnfd[id={}]:vdu[id={}]: {}".
+ format(vnfd["id"], vdu["id"], e))
- def ns_params_2_RO(self, ns_params, nsd, vnfd_dict):
+ def ns_params_2_RO(self, ns_params, nsd, vnfd_dict, n2vc_key_list):
"""
- Creates a RO ns descriptor from OSM ns_instantite params
+ Creates a RO ns descriptor from OSM ns_instantiate params
:param ns_params: OSM instantiate params
:return: The RO ns descriptor
"""
vim_2_RO = {}
+ wim_2_RO = {}
+ # TODO feature 1417: Check that no instantiation is set over PDU
+ # check if PDU forces a concrete vim-network-id and add it
+ # check if PDU contains a SDN-assist info (dpid, switch, port) and pass it to RO
def vim_account_2_RO(vim_account):
if vim_account in vim_2_RO:
vim_2_RO[vim_account] = RO_vim_id
return RO_vim_id
+ def wim_account_2_RO(wim_account):
+ if isinstance(wim_account, str):
+ if wim_account in wim_2_RO:
+ return wim_2_RO[wim_account]
+
+ 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"]))
+ RO_wim_id = db_wim["_admin"]["deployed"]["RO-account"]
+ wim_2_RO[wim_account] = RO_wim_id
+ return RO_wim_id
+ else:
+ return wim_account
+
def ip_profile_2_RO(ip_profile):
RO_ip_profile = deepcopy((ip_profile))
if "dns-server" in RO_ip_profile:
# "name": ns_params["nsName"],
# "description": ns_params.get("nsDescription"),
"datacenter": vim_account_2_RO(ns_params["vimAccountId"]),
+ "wim_account": wim_account_2_RO(ns_params.get("wimAccountId")),
# "scenario": ns_params["nsdId"],
- "vnfs": {},
- "networks": {},
}
- if ns_params.get("ssh-authorized-key"):
- RO_ns_params["cloud-config"] = {"key-pairs": ns_params["ssh-authorized-key"]}
- if ns_params.get("vnf"):
- for vnf_params in ns_params["vnf"]:
- for constituent_vnfd in nsd["constituent-vnfd"]:
- if constituent_vnfd["member-vnf-index"] == vnf_params["member-vnf-index"]:
- vnf_descriptor = vnfd_dict[constituent_vnfd["vnfd-id-ref"]]
- break
- else:
- raise LcmException("Invalid instantiate parameter vnf:member-vnf-index={} is not present at nsd:"
- "constituent-vnfd".format(vnf_params["member-vnf-index"]))
- RO_vnf = {"vdus": {}, "networks": {}}
- if vnf_params.get("vimAccountId"):
- RO_vnf["datacenter"] = vim_account_2_RO(vnf_params["vimAccountId"])
- if vnf_params.get("vdu"):
- for vdu_params in vnf_params["vdu"]:
- RO_vnf["vdus"][vdu_params["id"]] = {}
- if vdu_params.get("volume"):
- RO_vnf["vdus"][vdu_params["id"]]["devices"] = {}
- for volume_params in vdu_params["volume"]:
- RO_vnf["vdus"][vdu_params["id"]]["devices"][volume_params["name"]] = {}
- if volume_params.get("vim-volume-id"):
- RO_vnf["vdus"][vdu_params["id"]]["devices"][volume_params["name"]]["vim_id"] = \
- volume_params["vim-volume-id"]
- if vdu_params.get("interface"):
- RO_vnf["vdus"][vdu_params["id"]]["interfaces"] = {}
- for interface_params in vdu_params["interface"]:
- RO_interface = {}
- RO_vnf["vdus"][vdu_params["id"]]["interfaces"][interface_params["name"]] = RO_interface
- if interface_params.get("ip-address"):
- RO_interface["ip_address"] = interface_params["ip-address"]
- if interface_params.get("mac-address"):
- RO_interface["mac_address"] = interface_params["mac-address"]
- if interface_params.get("floating-ip-required"):
- RO_interface["floating-ip"] = interface_params["floating-ip-required"]
- if vnf_params.get("internal-vld"):
- for internal_vld_params in vnf_params["internal-vld"]:
- RO_vnf["networks"][internal_vld_params["name"]] = {}
- if internal_vld_params.get("vim-network-name"):
- RO_vnf["networks"][internal_vld_params["name"]]["vim-network-name"] = \
- internal_vld_params["vim-network-name"]
- if internal_vld_params.get("ip-profile"):
- RO_vnf["networks"][internal_vld_params["name"]]["ip-profile"] = \
- ip_profile_2_RO(internal_vld_params["ip-profile"])
- if internal_vld_params.get("internal-connection-point"):
- for icp_params in internal_vld_params["internal-connection-point"]:
- # look for interface
- iface_found = False
- for vdu_descriptor in vnf_descriptor["vdu"]:
- for vdu_interface in vdu_descriptor["interface"]:
- if vdu_interface.get("internal-connection-point-ref") == icp_params["id-ref"]:
- RO_interface_update = {}
- if icp_params.get("ip-address"):
- RO_interface_update["ip_address"] = icp_params["ip-address"]
- if icp_params.get("mac-address"):
- RO_interface_update["mac_address"] = icp_params["mac-address"]
- if RO_interface_update:
- RO_vnf_update = {"vdus": {vdu_descriptor["id"]: {
- "interfaces": {vdu_interface["name"]: RO_interface_update}}}}
- deep_update(RO_vnf, RO_vnf_update)
- iface_found = True
- break
- if iface_found:
- break
- else:
- raise LcmException("Invalid instantiate parameter vnf:member-vnf-index[{}]:"
- "internal-vld:id-ref={} is not present at vnfd:internal-"
- "connection-point".format(vnf_params["member-vnf-index"],
- icp_params["id-ref"]))
-
- if not RO_vnf["vdus"]:
- del RO_vnf["vdus"]
- if not RO_vnf["networks"]:
- del RO_vnf["networks"]
- if RO_vnf:
- RO_ns_params["vnfs"][vnf_params["member-vnf-index"]] = RO_vnf
- if ns_params.get("vld"):
- for vld_params in ns_params["vld"]:
- RO_vld = {}
- if "ip-profile" in vld_params:
- RO_vld["ip-profile"] = ip_profile_2_RO(vld_params["ip-profile"])
- if "vim-network-name" in vld_params:
- RO_vld["sites"] = []
- if isinstance(vld_params["vim-network-name"], dict):
- for vim_account, vim_net in vld_params["vim-network-name"].items():
- RO_vld["sites"].append({
- "netmap-use": vim_net,
- "datacenter": vim_account_2_RO(vim_account)
- })
- else: # isinstance str
- RO_vld["sites"].append({"netmap-use": vld_params["vim-network-name"]})
- if "vnfd-connection-point-ref" in vld_params:
- for cp_params in vld_params["vnfd-connection-point-ref"]:
- # look for interface
- for constituent_vnfd in nsd["constituent-vnfd"]:
- if constituent_vnfd["member-vnf-index"] == cp_params["member-vnf-index-ref"]:
- vnf_descriptor = vnfd_dict[constituent_vnfd["vnfd-id-ref"]]
+
+ n2vc_key_list = n2vc_key_list or []
+ for vnfd_ref, vnfd in vnfd_dict.items():
+ vdu_needed_access = []
+ mgmt_cp = None
+ if vnfd.get("vnf-configuration"):
+ ssh_required = deep_get(vnfd, ("vnf-configuration", "config-access", "ssh-access", "required"))
+ if ssh_required and vnfd.get("mgmt-interface"):
+ if vnfd["mgmt-interface"].get("vdu-id"):
+ vdu_needed_access.append(vnfd["mgmt-interface"]["vdu-id"])
+ elif vnfd["mgmt-interface"].get("cp"):
+ mgmt_cp = vnfd["mgmt-interface"]["cp"]
+
+ for vdu in vnfd.get("vdu", ()):
+ if vdu.get("vdu-configuration"):
+ ssh_required = deep_get(vdu, ("vdu-configuration", "config-access", "ssh-access", "required"))
+ if ssh_required:
+ vdu_needed_access.append(vdu["id"])
+ elif mgmt_cp:
+ for vdu_interface in vdu.get("interface"):
+ if vdu_interface.get("external-connection-point-ref") and \
+ vdu_interface["external-connection-point-ref"] == mgmt_cp:
+ vdu_needed_access.append(vdu["id"])
+ mgmt_cp = None
+ break
+
+ if vdu_needed_access:
+ for vnf_member in nsd.get("constituent-vnfd"):
+ if vnf_member["vnfd-id-ref"] != vnfd_ref:
+ continue
+ for vdu in vdu_needed_access:
+ populate_dict(RO_ns_params,
+ ("vnfs", vnf_member["member-vnf-index"], "vdus", vdu, "mgmt_keys"),
+ n2vc_key_list)
+
+ if ns_params.get("vduImage"):
+ RO_ns_params["vduImage"] = ns_params["vduImage"]
+
+ if ns_params.get("ssh_keys"):
+ RO_ns_params["cloud-config"] = {"key-pairs": ns_params["ssh_keys"]}
+ for vnf_params in get_iterable(ns_params, "vnf"):
+ for constituent_vnfd in nsd["constituent-vnfd"]:
+ if constituent_vnfd["member-vnf-index"] == vnf_params["member-vnf-index"]:
+ vnf_descriptor = vnfd_dict[constituent_vnfd["vnfd-id-ref"]]
+ break
+ else:
+ raise LcmException("Invalid instantiate parameter vnf:member-vnf-index={} is not present at nsd:"
+ "constituent-vnfd".format(vnf_params["member-vnf-index"]))
+ if vnf_params.get("vimAccountId"):
+ populate_dict(RO_ns_params, ("vnfs", vnf_params["member-vnf-index"], "datacenter"),
+ vim_account_2_RO(vnf_params["vimAccountId"]))
+
+ for vdu_params in get_iterable(vnf_params, "vdu"):
+ # TODO feature 1417: check that this VDU exist and it is not a PDU
+ if vdu_params.get("volume"):
+ for volume_params in vdu_params["volume"]:
+ if volume_params.get("vim-volume-id"):
+ populate_dict(RO_ns_params, ("vnfs", vnf_params["member-vnf-index"], "vdus",
+ vdu_params["id"], "devices", volume_params["name"], "vim_id"),
+ volume_params["vim-volume-id"])
+ if vdu_params.get("interface"):
+ for interface_params in vdu_params["interface"]:
+ if interface_params.get("ip-address"):
+ populate_dict(RO_ns_params, ("vnfs", vnf_params["member-vnf-index"], "vdus",
+ vdu_params["id"], "interfaces", interface_params["name"],
+ "ip_address"),
+ interface_params["ip-address"])
+ if interface_params.get("mac-address"):
+ populate_dict(RO_ns_params, ("vnfs", vnf_params["member-vnf-index"], "vdus",
+ vdu_params["id"], "interfaces", interface_params["name"],
+ "mac_address"),
+ interface_params["mac-address"])
+ if interface_params.get("floating-ip-required"):
+ populate_dict(RO_ns_params, ("vnfs", vnf_params["member-vnf-index"], "vdus",
+ vdu_params["id"], "interfaces", interface_params["name"],
+ "floating-ip"),
+ interface_params["floating-ip-required"])
+
+ for internal_vld_params in get_iterable(vnf_params, "internal-vld"):
+ if internal_vld_params.get("vim-network-name"):
+ populate_dict(RO_ns_params, ("vnfs", vnf_params["member-vnf-index"], "networks",
+ internal_vld_params["name"], "vim-network-name"),
+ internal_vld_params["vim-network-name"])
+ if internal_vld_params.get("vim-network-id"):
+ populate_dict(RO_ns_params, ("vnfs", vnf_params["member-vnf-index"], "networks",
+ internal_vld_params["name"], "vim-network-id"),
+ internal_vld_params["vim-network-id"])
+ if internal_vld_params.get("ip-profile"):
+ 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
+ iface_found = False
+ for vdu_descriptor in vnf_descriptor["vdu"]:
+ for vdu_interface in vdu_descriptor["interface"]:
+ if vdu_interface.get("internal-connection-point-ref") == icp_params["id-ref"]:
+ if icp_params.get("ip-address"):
+ populate_dict(RO_ns_params, ("vnfs", vnf_params["member-vnf-index"], "vdus",
+ vdu_descriptor["id"], "interfaces",
+ vdu_interface["name"], "ip_address"),
+ icp_params["ip-address"])
+
+ if icp_params.get("mac-address"):
+ populate_dict(RO_ns_params, ("vnfs", vnf_params["member-vnf-index"], "vdus",
+ vdu_descriptor["id"], "interfaces",
+ vdu_interface["name"], "mac_address"),
+ icp_params["mac-address"])
+ iface_found = True
break
- else:
- raise LcmException(
- "Invalid instantiate parameter vld:vnfd-connection-point-ref:member-vnf-index-ref={} "
- "is not present at nsd:constituent-vnfd".format(cp_params["member-vnf-index-ref"]))
- match_cp = False
- for vdu_descriptor in vnf_descriptor["vdu"]:
- for interface_descriptor in vdu_descriptor["interface"]:
- if interface_descriptor.get("external-connection-point-ref") == \
- cp_params["vnfd-connection-point-ref"]:
- match_cp = True
- break
- if match_cp:
+ if iface_found:
+ break
+ else:
+ raise LcmException("Invalid instantiate parameter vnf:member-vnf-index[{}]:"
+ "internal-vld:id-ref={} is not present at vnfd:internal-"
+ "connection-point".format(vnf_params["member-vnf-index"],
+ icp_params["id-ref"]))
+
+ for vld_params in get_iterable(ns_params, "vld"):
+ if "ip-profile" in vld_params:
+ 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"])),
+ if vld_params.get("vim-network-name"):
+ RO_vld_sites = []
+ if isinstance(vld_params["vim-network-name"], dict):
+ for vim_account, vim_net in vld_params["vim-network-name"].items():
+ RO_vld_sites.append({
+ "netmap-use": vim_net,
+ "datacenter": vim_account_2_RO(vim_account)
+ })
+ else: # isinstance str
+ 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):
+ for vim_account, vim_net in vld_params["vim-network-id"].items():
+ RO_vld_sites.append({
+ "netmap-use": vim_net,
+ "datacenter": vim_account_2_RO(vim_account)
+ })
+ else: # isinstance str
+ RO_vld_sites.append({"netmap-use": vld_params["vim-network-id"]})
+ if RO_vld_sites:
+ populate_dict(RO_ns_params, ("networks", vld_params["name"], "sites"), RO_vld_sites)
+ if vld_params.get("ns-net"):
+ 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}
+ 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
+ for constituent_vnfd in nsd["constituent-vnfd"]:
+ if constituent_vnfd["member-vnf-index"] == cp_params["member-vnf-index-ref"]:
+ vnf_descriptor = vnfd_dict[constituent_vnfd["vnfd-id-ref"]]
+ break
+ else:
+ raise LcmException(
+ "Invalid instantiate parameter vld:vnfd-connection-point-ref:member-vnf-index-ref={} "
+ "is not present at nsd:constituent-vnfd".format(cp_params["member-vnf-index-ref"]))
+ match_cp = False
+ for vdu_descriptor in vnf_descriptor["vdu"]:
+ for interface_descriptor in vdu_descriptor["interface"]:
+ if interface_descriptor.get("external-connection-point-ref") == \
+ cp_params["vnfd-connection-point-ref"]:
+ match_cp = True
break
- else:
- raise LcmException(
- "Invalid instantiate parameter vld:vnfd-connection-point-ref:member-vnf-index-ref={}:"
- "vnfd-connection-point-ref={} is not present at vnfd={}".format(
- cp_params["member-vnf-index-ref"],
- cp_params["vnfd-connection-point-ref"],
- vnf_descriptor["id"]))
- RO_cp_params = {}
- if cp_params.get("ip-address"):
- RO_cp_params["ip_address"] = cp_params["ip-address"]
- if cp_params.get("mac-address"):
- RO_cp_params["mac_address"] = cp_params["mac-address"]
- if RO_cp_params:
- RO_vnf_params = {
- cp_params["member-vnf-index-ref"]: {
- "vdus": {
- vdu_descriptor["id"]: {
- "interfaces": {
- interface_descriptor["name"]: RO_cp_params
- }
- }
- }
- }
- }
- deep_update(RO_ns_params["vnfs"], RO_vnf_params)
- if RO_vld:
- RO_ns_params["networks"][vld_params["name"]] = RO_vld
+ if match_cp:
+ break
+ else:
+ raise LcmException(
+ "Invalid instantiate parameter vld:vnfd-connection-point-ref:member-vnf-index-ref={}:"
+ "vnfd-connection-point-ref={} is not present at vnfd={}".format(
+ cp_params["member-vnf-index-ref"],
+ cp_params["vnfd-connection-point-ref"],
+ vnf_descriptor["id"]))
+ if cp_params.get("ip-address"):
+ populate_dict(RO_ns_params, ("vnfs", cp_params["member-vnf-index-ref"], "vdus",
+ vdu_descriptor["id"], "interfaces",
+ interface_descriptor["name"], "ip_address"),
+ cp_params["ip-address"])
+ if cp_params.get("mac-address"):
+ populate_dict(RO_ns_params, ("vnfs", cp_params["member-vnf-index-ref"], "vdus",
+ vdu_descriptor["id"], "interfaces",
+ interface_descriptor["name"], "mac_address"),
+ cp_params["mac-address"])
return RO_ns_params
+ def scale_vnfr(self, db_vnfr, vdu_create=None, vdu_delete=None):
+ # make a copy to do not change
+ vdu_create = copy(vdu_create)
+ vdu_delete = copy(vdu_delete)
+
+ vdurs = db_vnfr.get("vdur")
+ if vdurs is None:
+ vdurs = []
+ vdu_index = len(vdurs)
+ while vdu_index:
+ vdu_index -= 1
+ vdur = vdurs[vdu_index]
+ if vdur.get("pdu-type"):
+ continue
+ vdu_id_ref = vdur["vdu-id-ref"]
+ if vdu_create and vdu_create.get(vdu_id_ref):
+ for index in range(0, vdu_create[vdu_id_ref]):
+ vdur = deepcopy(vdur)
+ vdur["_id"] = str(uuid4())
+ vdur["count-index"] += 1
+ vdurs.insert(vdu_index+1+index, vdur)
+ del vdu_create[vdu_id_ref]
+ if vdu_delete and vdu_delete.get(vdu_id_ref):
+ del vdurs[vdu_index]
+ vdu_delete[vdu_id_ref] -= 1
+ if not vdu_delete[vdu_id_ref]:
+ del vdu_delete[vdu_id_ref]
+ # check all operations are done
+ if vdu_create or vdu_delete:
+ raise LcmException("Error scaling OUT VNFR for {}. There is not any existing vnfr. Scaled to 0?".format(
+ vdu_create))
+ if vdu_delete:
+ raise LcmException("Error scaling IN VNFR for {}. There is not any existing vnfr. Scaled to 0?".format(
+ vdu_delete))
+
+ vnfr_update = {"vdur": vdurs}
+ db_vnfr["vdur"] = vdurs
+ self.update_db_2("vnfrs", db_vnfr["_id"], vnfr_update)
+
+ def ns_update_nsr(self, ns_update_nsr, db_nsr, nsr_desc_RO):
+ """
+ Updates database nsr with the RO info for the created vld
+ :param ns_update_nsr: dictionary to be filled with the updated info
+ :param db_nsr: content of db_nsr. This is also modified
+ :param nsr_desc_RO: nsr descriptor from RO
+ :return: Nothing, LcmException is raised on errors
+ """
+
+ for vld_index, vld in enumerate(get_iterable(db_nsr, "vld")):
+ for net_RO in get_iterable(nsr_desc_RO, "nets"):
+ if vld["id"] != net_RO.get("ns_net_osm_id"):
+ continue
+ vld["vim-id"] = net_RO.get("vim_net_id")
+ vld["name"] = net_RO.get("vim_name")
+ vld["status"] = net_RO.get("status")
+ vld["status-detailed"] = net_RO.get("error_msg")
+ ns_update_nsr["vld.{}".format(vld_index)] = vld
+ break
+ else:
+ raise LcmException("ns_update_nsr: Not found vld={} at RO info".format(vld["id"]))
+
def ns_update_vnfr(self, db_vnfrs, nsr_desc_RO):
"""
Updates database vnfr with the RO info, e.g. ip_address, vim_id... Descriptor db_vnfrs is also updated
- :param db_vnfrs:
- :param nsr_desc_RO:
- :return:
+ :param db_vnfrs: dictionary with member-vnf-index: vnfr-content
+ :param nsr_desc_RO: nsr descriptor from RO
+ :return: Nothing, LcmException is raised on errors
"""
for vnf_index, db_vnfr in db_vnfrs.items():
for vnf_RO in nsr_desc_RO["vnfs"]:
- if vnf_RO["member_vnf_index"] == vnf_index:
- vnfr_update = {}
- db_vnfr["ip-address"] = vnfr_update["ip-address"] = vnf_RO.get("ip_address")
- vdur_list = []
- for vdur_RO in vnf_RO.get("vms", ()):
- vdur = {
- "vim-id": vdur_RO.get("vim_vm_id"),
- "ip-address": vdur_RO.get("ip_address"),
- "vdu-id-ref": vdur_RO.get("vdu_osm_id"),
- "name": vdur_RO.get("vim_name"),
- "status": vdur_RO.get("status"),
- "status-detailed": vdur_RO.get("error_msg"),
- "interfaces": []
- }
-
- for interface_RO in vdur_RO.get("interfaces", ()):
- vdur["interfaces"].append({
- "ip-address": interface_RO.get("ip_address"),
- "mac-address": interface_RO.get("mac_address"),
- "name": interface_RO.get("internal_name"),
- })
- vdur_list.append(vdur)
- db_vnfr["vdur"] = vnfr_update["vdur"] = vdur_list
- self.update_db_2("vnfrs", db_vnfr["_id"], vnfr_update)
- break
+ if vnf_RO["member_vnf_index"] != vnf_index:
+ continue
+ vnfr_update = {}
+ if vnf_RO.get("ip_address"):
+ db_vnfr["ip-address"] = vnfr_update["ip-address"] = vnf_RO["ip_address"].split(";")[0]
+ elif not db_vnfr.get("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
+ if vdur.get("pdu-type"):
+ continue
+ for vdur_RO in get_iterable(vnf_RO, "vms"):
+ if vdur["vdu-id-ref"] != vdur_RO["vdu_osm_id"]:
+ continue
+ if vdur["count-index"] != vdur_RO_count_index:
+ vdur_RO_count_index += 1
+ continue
+ vdur["vim-id"] = vdur_RO.get("vim_vm_id")
+ if vdur_RO.get("ip_address"):
+ vdur["ip-address"] = vdur_RO["ip_address"].split(";")[0]
+ else:
+ vdur["ip-address"] = None
+ vdur["vdu-id-ref"] = vdur_RO.get("vdu_osm_id")
+ vdur["name"] = vdur_RO.get("vim_name")
+ vdur["status"] = vdur_RO.get("status")
+ vdur["status-detailed"] = vdur_RO.get("error_msg")
+ 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")
+ 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"]))
+ 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"]))
+
+ for vld_index, vld in enumerate(get_iterable(db_vnfr, "vld")):
+ for net_RO in get_iterable(nsr_desc_RO, "nets"):
+ if vld["id"] != net_RO.get("vnf_net_osm_id"):
+ continue
+ vld["vim-id"] = net_RO.get("vim_net_id")
+ vld["name"] = net_RO.get("vim_name")
+ vld["status"] = net_RO.get("status")
+ vld["status-detailed"] = net_RO.get("error_msg")
+ 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"]))
+
+ self.update_db_2("vnfrs", db_vnfr["_id"], vnfr_update)
+ break
else:
- raise LcmException("ns_update_vnfr: Not found member_vnf_index={} at RO info".format(vnf_index))
+ raise LcmException("ns_update_vnfr: Not found member_vnf_index={} from VIM info".format(vnf_index))
- async def instantiate(self, nsr_id, nslcmop_id):
- logging_text = "Task ns={} instantiate={} ".format(nsr_id, nslcmop_id)
- self.logger.debug(logging_text + "Enter")
- # get all needed from database
- db_nsr = None
- db_nslcmop = None
- db_nsr_update = {"_admin.nslcmop": nslcmop_id}
- db_nslcmop_update = {}
- nslcmop_operation_state = None
- db_vnfrs = {}
+ 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):
+
+ db_nsr_update = {}
RO_descriptor_number = 0 # number of descriptors created at RO
- descriptor_id_2_RO = {} # map between vnfd/nsd id to the id used at RO
- n2vc_info = {}
- exc = None
- try:
- 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)
- db_nsr = self.db.get_one("nsrs", {"_id": nsr_id})
- ns_params = db_nsr.get("instantiate_params")
- nsd = db_nsr["nsd"]
- nsr_name = db_nsr["name"] # TODO short-name??
+ 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["_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
+ RO_descriptor_number += 1
+
+ # look position at deployed.RO.vnfd if not present it will be appended at the end
+ for index, vnf_deployed in enumerate(db_nsr["_admin"]["deployed"]["RO"]["vnfd"]):
+ if vnf_deployed["member-vnf-index"] == member_vnf_index:
+ break
+ else:
+ index = len(db_nsr["_admin"]["deployed"]["RO"]["vnfd"])
+ db_nsr["_admin"]["deployed"]["RO"]["vnfd"].append(None)
+
+ # look if present
+ RO_update = {"member-vnf-index": member_vnf_index}
+ vnfd_list = await self.RO.get_list("vnfd", filter_by={"osm_id": vnfd_id_RO})
+ if vnfd_list:
+ RO_update["id"] = vnfd_list[0]["uuid"]
+ self.logger.debug(logging_text + "vnfd='{}' member_vnf_index='{}' exists at RO. Using RO_id={}".
+ format(vnfd_ref, member_vnf_index, vnfd_list[0]["uuid"]))
+ else:
+ vnfd_RO = self.vnfd2RO(vnfd, vnfd_id_RO, db_vnfrs[c_vnf["member-vnf-index"]].
+ get("additionalParamsForVnf"), nsr_id)
+ desc = await self.RO.create("vnfd", descriptor=vnfd_RO)
+ RO_update["id"] = desc["uuid"]
+ self.logger.debug(logging_text + "vnfd='{}' member_vnf_index='{}' created at RO. RO_id={}".format(
+ vnfd_ref, member_vnf_index, desc["uuid"]))
+ 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["_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])
+ RO_descriptor_number += 1
+ nsd_list = await self.RO.get_list("nsd", filter_by={"osm_id": RO_osm_nsd_id})
+ if nsd_list:
+ db_nsr_update["_admin.deployed.RO.nsd_id"] = RO_nsd_uuid = nsd_list[0]["uuid"]
+ self.logger.debug(logging_text + "nsd={} exists at RO. Using RO_id={}".format(
+ nsd_ref, RO_nsd_uuid))
+ else:
+ nsd_RO = deepcopy(nsd)
+ nsd_RO["id"] = RO_osm_nsd_id
+ nsd_RO.pop("_id", None)
+ nsd_RO.pop("_admin", None)
+ for c_vnf in nsd_RO.get("constituent-vnfd", ()):
+ member_vnf_index = c_vnf["member-vnf-index"]
+ c_vnf["vnfd-id-ref"] = vnf_index_2_RO_id[member_vnf_index]
+ for c_vld in nsd_RO.get("vld", ()):
+ for cp in c_vld.get("vnfd-connection-point-ref", ()):
+ member_vnf_index = cp["member-vnf-index-ref"]
+ cp["vnfd-id-ref"] = vnf_index_2_RO_id[member_vnf_index]
+
+ desc = await self.RO.create("nsd", descriptor=nsd_RO)
+ db_nsr_update["_admin.nsState"] = "INSTANTIATED"
+ 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["_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:
+ if e.http_code != HTTPStatus.NOT_FOUND:
+ raise
+ RO_nsr_id = db_nsr_update["_admin.deployed.RO.nsr_id"] = None
+ if RO_nsr_id:
+ 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["_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["_admin.deployed.RO.detailed-status"] = "Checking dependencies"
+ # self.logger.debug(logging_text + step)
- # look if previous tasks in process
- task_name, task_dependency = self.lcm_tasks.lookfor_related("ns", nsr_id, nslcmop_id)
+ # check if VIM is creating and wait look if previous tasks in process
+ task_name, task_dependency = self.lcm_tasks.lookfor_related("vim_account", ns_params["vimAccountId"])
if task_dependency:
- step = db_nslcmop_update["detailed-status"] = \
- "Waiting for related tasks to be completed: {}".format(task_name)
+ step = "Waiting for related tasks to be completed: {}".format(task_name)
self.logger.debug(logging_text + step)
- self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update)
- _, pending = await asyncio.wait(task_dependency, timeout=3600)
- if pending:
- raise LcmException("Timeout waiting related tasks to be completed")
-
- needed_vnfd = {}
- vnfr_filter = {"nsr-id-ref": nsr_id, "member-vnf-index-ref": None}
- for c_vnf in nsd["constituent-vnfd"]:
- vnfd_id = c_vnf["vnfd-id-ref"]
- vnfr_filter["member-vnf-index-ref"] = c_vnf["member-vnf-index"]
- step = "Getting vnfr={} of nsr={} from db".format(c_vnf["member-vnf-index"], nsr_id)
- db_vnfrs[c_vnf["member-vnf-index"]] = self.db.get_one("vnfrs", vnfr_filter)
- if vnfd_id not in needed_vnfd:
- step = "Getting vnfd={} from db".format(vnfd_id)
- needed_vnfd[vnfd_id] = self.db.get_one("vnfds", {"id": vnfd_id})
-
- nsr_lcm = db_nsr["_admin"].get("deployed")
- if not nsr_lcm:
- nsr_lcm = db_nsr["_admin"]["deployed"] = {
- "id": nsr_id,
- "RO": {"vnfd_id": {}, "nsd_id": None, "nsr_id": None, "nsr_status": "SCHEDULED"},
- "nsr_ip": {},
- "VCA": {},
- }
- db_nsr_update["detailed-status"] = "creating"
- db_nsr_update["operational-status"] = "init"
-
- RO = ROclient.ROClient(self.loop, **self.ro_config)
-
- # get vnfds, instantiate at RO
- for vnfd_id, vnfd in needed_vnfd.items():
- step = db_nsr_update["detailed-status"] = "Creating vnfd={} at RO".format(vnfd_id)
- # self.logger.debug(logging_text + step)
- vnfd_id_RO = "{}.{}.{}".format(nsr_id, RO_descriptor_number, vnfd_id[:23])
- descriptor_id_2_RO[vnfd_id] = vnfd_id_RO
- RO_descriptor_number += 1
-
- # look if present
- vnfd_list = await RO.get_list("vnfd", filter_by={"osm_id": vnfd_id_RO})
- if vnfd_list:
- db_nsr_update["_admin.deployed.RO.vnfd_id.{}".format(vnfd_id)] = vnfd_list[0]["uuid"]
- self.logger.debug(logging_text + "vnfd={} exists at RO. Using RO_id={}".format(
- vnfd_id, vnfd_list[0]["uuid"]))
- else:
- vnfd_RO = self.vnfd2RO(vnfd, vnfd_id_RO)
- desc = await RO.create("vnfd", descriptor=vnfd_RO)
- db_nsr_update["_admin.deployed.RO.vnfd_id.{}".format(vnfd_id)] = desc["uuid"]
- db_nsr_update["_admin.nsState"] = "INSTANTIATED"
- self.logger.debug(logging_text + "vnfd={} created at RO. RO_id={}".format(
- vnfd_id, desc["uuid"]))
+ await asyncio.wait(task_dependency, timeout=3600)
+ if ns_params.get("vnf"):
+ for vnf in ns_params["vnf"]:
+ if "vimAccountId" in vnf:
+ task_name, task_dependency = self.lcm_tasks.lookfor_related("vim_account",
+ vnf["vimAccountId"])
+ if task_dependency:
+ step = "Waiting for related tasks to be completed: {}".format(task_name)
+ self.logger.debug(logging_text + step)
+ await asyncio.wait(task_dependency, timeout=3600)
+
+ 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)
+ detailed_status_old = None
+ self.logger.debug(logging_text + step)
+
+ while time() <= start_deploy + self.total_deploy_timeout:
+ desc = await self.RO.show("ns", RO_nsr_id)
+ 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":
+ raise ROclient.ROClientException(ns_status_info)
+ elif ns_status == "BUILD":
+ detailed_status = ns_status_detailed + "; {}".format(ns_status_info)
+ elif ns_status == "ACTIVE":
+ step = detailed_status = "Waiting for management IP address reported by the VIM. Updating VNFRs"
+ try:
+ 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["_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")
- # create nsd at RO
- nsd_id = nsd["id"]
- step = db_nsr_update["detailed-status"] = "Creating nsd={} at RO".format(nsd_id)
- # self.logger.debug(logging_text + step)
+ step = "Updating NSR"
+ self.ns_update_nsr(db_nsr_update, db_nsr, desc)
- RO_osm_nsd_id = "{}.{}.{}".format(nsr_id, RO_descriptor_number, nsd_id[:23])
- descriptor_id_2_RO[nsd_id] = RO_osm_nsd_id
- RO_descriptor_number += 1
- nsd_list = await RO.get_list("nsd", filter_by={"osm_id": RO_osm_nsd_id})
- if nsd_list:
- db_nsr_update["_admin.deployed.RO.nsd_id"] = RO_nsd_uuid = nsd_list[0]["uuid"]
- self.logger.debug(logging_text + "nsd={} exists at RO. Using RO_id={}".format(
- nsd_id, RO_nsd_uuid))
- else:
- nsd_RO = deepcopy(nsd)
- nsd_RO["id"] = RO_osm_nsd_id
- nsd_RO.pop("_id", None)
- nsd_RO.pop("_admin", None)
- for c_vnf in nsd_RO["constituent-vnfd"]:
- vnfd_id = c_vnf["vnfd-id-ref"]
- c_vnf["vnfd-id-ref"] = descriptor_id_2_RO[vnfd_id]
- desc = await RO.create("nsd", descriptor=nsd_RO)
- db_nsr_update["_admin.nsState"] = "INSTANTIATED"
- 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_id, RO_nsd_uuid))
- self.update_db_2("nsrs", nsr_id, db_nsr_update)
+ 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)
- # Crate ns at RO
- # if present use it unless in error status
- RO_nsr_id = db_nsr["_admin"].get("deployed", {}).get("RO", {}).get("nsr_id")
- if RO_nsr_id:
+ step = "Deployed at VIM"
+ self.logger.debug(logging_text + step)
+
+ 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:
+ 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
+
+ # get ip address
+ if not target_vdu_id:
+ db_vnfr = self.db.get_one("vnfrs", {"_id": vnfr_id})
+
+ if not vdu_id: # for the VNF case
+ 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)
+ 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:
- step = db_nsr_update["detailed-status"] = "Looking for existing ns at RO"
- # self.logger.debug(logging_text + step + " RO_ns_id={}".format(RO_nsr_id))
- desc = await RO.show("ns", RO_nsr_id)
+ ro_vm_id = "{}-{}".format(db_vnfr["member-vnf-index-ref"], target_vdu_id) # TODO add vdu_index
+ 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
except ROclient.ROClientException as e:
- if e.http_code != HTTPStatus.NOT_FOUND:
- raise
- RO_nsr_id = db_nsr_update["_admin.deployed.RO.nsr_id"] = None
- if RO_nsr_id:
- ns_status, ns_status_info = 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)
- self.logger.debug(logging_text + step)
- await 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"
- # self.logger.debug(logging_text + step)
-
- # check if VIM is creating and wait look if previous tasks in process
- task_name, task_dependency = self.lcm_tasks.lookfor_related("vim_account", ns_params["vimAccountId"])
- if task_dependency:
- step = "Waiting for related tasks to be completed: {}".format(task_name)
- self.logger.debug(logging_text + step)
- await asyncio.wait(task_dependency, timeout=3600)
- if ns_params.get("vnf"):
- for vnf in ns_params["vnf"]:
- if "vimAccountId" in vnf:
- task_name, task_dependency = self.lcm_tasks.lookfor_related("vim_account",
- vnf["vimAccountId"])
- if task_dependency:
- step = "Waiting for related tasks to be completed: {}".format(task_name)
- self.logger.debug(logging_text + step)
- await asyncio.wait(task_dependency, timeout=3600)
-
- step = db_nsr_update["detailed-status"] = "Checking instantiation parameters"
- RO_ns_params = self.ns_params_2_RO(ns_params, nsd, needed_vnfd)
- step = db_nsr_update["detailed-status"] = "Creating ns at RO"
- desc = await 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)
+ 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))
+ else:
+ break
+
+ return ip_address
- # update VNFR vimAccount
- step = "Updating VNFR vimAcccount"
- for vnf_index, vnfr in db_vnfrs.items():
- if vnfr.get("vim-account-id"):
+ 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
- vnfr_update = {"vim-account-id": db_nsr["instantiate_params"]["vimAccountId"]}
- if db_nsr["instantiate_params"].get("vnf"):
- for vnf_params in db_nsr["instantiate_params"]["vnf"]:
- if vnf_params.get("member-vnf-index") == vnf_index:
- if vnf_params.get("vimAccountId"):
- vnfr_update["vim-account-id"] = vnf_params.get("vimAccountId")
- break
- self.update_db_2("vnfrs", vnfr["_id"], vnfr_update)
+ 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,
+ 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
+ }
+ step = ""
+ try:
+ vnfr_id = None
+ if db_vnfr:
+ vnfr_id = db_vnfr["_id"]
+
+ namespace = "{nsi}.{ns}".format(
+ nsi=nsi_id if nsi_id else "",
+ ns=nsr_id)
+ if vnfr_id:
+ namespace += "." + vnfr_id
+ if vdu_id:
+ namespace += ".{}-{}".format(vdu_id, vdu_index or 0)
+
+ # Get artifact path
+ artifact_path = "{}/{}/charms/{}".format(
+ base_folder["folder"],
+ base_folder["pkg-dir"],
+ config_descriptor["juju"]["charm"]
+ )
+
+ is_proxy_charm = deep_get(config_descriptor, ('juju', 'charm')) is not None
+ if deep_get(config_descriptor, ('juju', 'proxy')) is False:
+ is_proxy_charm = False
+
+ # n2vc_redesign STEP 3.1
+
+ # find old ee_id if exists
+ ee_id = vca_deployed.get("ee_id")
- # wait until NS is ready
- step = ns_status_detailed = detailed_status = "Waiting ns ready at RO. RO_id={}".format(RO_nsr_id)
- detailed_status_old = None
+ # create or register execution environment in VCA
+ 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)
+ else:
+ 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 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)
+
+ # 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"
+ ee_id_parts = ee_id.split('.')
+ model_name = ee_id_parts[0]
+ application_name = ee_id_parts[1]
+ self.update_db_2("nsrs", nsr_id, {db_update_entry + "model": model_name,
+ db_update_entry + "application": application_name,
+ db_update_entry + "ee_id": ee_id})
+
+ # n2vc_redesign STEP 3.3
+
+ 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)
+
+ # if SSH access is required, then get execution environment SSH public
+ if is_proxy_charm: # if native charm we have waited already to VM be UP
+ pub_key = None
+ 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)
- deployment_timeout = 2 * 3600 # Two hours
- while deployment_timeout > 0:
- desc = await RO.show("ns", RO_nsr_id)
- ns_status, ns_status_info = RO.check_ns_status(desc)
- db_nsr_update["admin.deployed.RO.nsr_status"] = ns_status
- if ns_status == "ERROR":
- raise ROclient.ROClientException(ns_status_info)
- elif ns_status == "BUILD":
- detailed_status = ns_status_detailed + "; {}".format(ns_status_info)
- elif ns_status == "ACTIVE":
- step = detailed_status = "Waiting for management IP address reported by the VIM"
- try:
- nsr_lcm["nsr_ip"] = RO.get_ns_vnf_info(desc)
- break
- except ROclient.ROClientException as e:
- if e.http_code != 409: # IP address is not ready return code is 409 CONFLICT
- raise e
+ # n2vc_redesign STEP 5.1
+ # 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:
- 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
- self.update_db_2("nsrs", nsr_id, db_nsr_update)
- await asyncio.sleep(5, loop=self.loop)
- deployment_timeout -= 5
- if deployment_timeout <= 0:
- raise ROclient.ROClientException("Timeout waiting ns to be ready")
+ rw_mgmt_ip = None # This is for a NS configuration
- step = "Updating VNFRs"
- self.ns_update_vnfr(db_vnfrs, desc)
+ self.logger.debug(logging_text + ' VM_ip_address={}'.format(rw_mgmt_ip))
- db_nsr["detailed-status"] = "Configuring vnfr"
- self.update_db_2("nsrs", nsr_id, db_nsr_update)
+ # store rw_mgmt_ip in deploy params for later replacement
+ deploy_params["rw_mgmt_ip"] = rw_mgmt_ip
- # The parameters we'll need to deploy a charm
- number_to_configure = 0
-
- def deploy(vnf_index, vdu_id, mgmt_ip_address, n2vc_info, config_primitive=None):
- """An inner function to deploy the charm from either vnf or vdu
- vnf_index is mandatory. vdu_id can be None for a vnf configuration or the id for vdu configuration
- """
- if not mgmt_ip_address:
- raise LcmException("vnfd/vdu has not management ip address to configure it")
- # Login to the VCA.
- # if number_to_configure == 0:
- # self.logger.debug("Logging into N2VC...")
- # task = asyncio.ensure_future(self.n2vc.login())
- # yield from asyncio.wait_for(task, 30.0)
- # self.logger.debug("Logged into N2VC!")
-
- # # await self.n2vc.login()
-
- # Note: The charm needs to exist on disk at the location
- # specified by charm_path.
- base_folder = vnfd["_admin"]["storage"]
- storage_params = self.fs.get_params()
- charm_path = "{}{}/{}/charms/{}".format(
- storage_params["path"],
- base_folder["folder"],
- base_folder["pkg-dir"],
- proxy_charm
+ # n2vc_redesign STEP 6 Execute 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 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(
+ ee_id=ee_id,
+ primitive_name=initial_config_primitive["name"],
+ params_dict=primitive_params_,
+ db_dict=db_dict
)
+ # TODO register in database that primitive is done
- # Setup the runtime parameters for this VNF
- params = {'rw_mgmt_ip': mgmt_ip_address}
- if config_primitive:
- params["initial-config-primitive"] = config_primitive
+ step = "instantiated at VCA"
+ self.update_db_2("nsrs", nsr_id, {db_update_entry + "instantiation": "COMPLETED"})
+ self.logger.debug(logging_text + step)
- # ns_name will be ignored in the current version of N2VC
- # but will be implemented for the next point release.
- model_name = 'default'
- vdu_id_text = "vnfd"
- if vdu_id:
- vdu_id_text = vdu_id
- application_name = self.n2vc.FormatApplicationName(
- nsr_name,
- vnf_index,
- vdu_id_text
- )
- if not nsr_lcm.get("VCA"):
- nsr_lcm["VCA"] = {}
- nsr_lcm["VCA"][application_name] = db_nsr_update["_admin.deployed.VCA.{}".format(application_name)] = {
- "member-vnf-index": vnf_index,
- "vdu_id": vdu_id,
- "model": model_name,
- "application": application_name,
- "operational-status": "init",
- "detailed-status": "",
- "vnfd_id": vnfd_id,
- }
- self.update_db_2("nsrs", nsr_id, db_nsr_update)
+ 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
- self.logger.debug("Task create_ns={} Passing artifacts path '{}' for {}".format(nsr_id, charm_path,
- proxy_charm))
- if not n2vc_info:
- n2vc_info["nsr_id"] = nsr_id
- n2vc_info["nslcmop_id"] = nslcmop_id
- n2vc_info["n2vc_event"] = asyncio.Event(loop=self.loop)
- n2vc_info["lcmOperationType"] = "instantiate"
- n2vc_info["deployed"] = nsr_lcm["VCA"]
- n2vc_info["db_update"] = db_nsr_update
- task = asyncio.ensure_future(
- self.n2vc.DeployCharms(
- model_name, # The network service name
- application_name, # The application name
- vnfd, # The vnf descriptor
- charm_path, # Path to charm
- params, # Runtime params, like mgmt ip
- {}, # for native charms only
- self.n2vc_callback, # Callback for status changes
- n2vc_info, # Callback parameter
- None, # Callback parameter (task)
- )
- )
- task.add_done_callback(functools.partial(self.n2vc_callback, model_name, application_name, None, None,
- n2vc_info))
- self.lcm_tasks.register("ns", nsr_id, nslcmop_id, "create_charm:" + application_name, task)
+ 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):
+ """
+
+ :param nsr_id: ns instance to deploy
+ :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:
+ self.logger.debug('instantiate() task is not locked by me')
+ return
+
+ logging_text = "Task ns={} instantiate={} ".format(nsr_id, nslcmop_id)
+ self.logger.debug(logging_text + "Enter")
+
+ # get all needed from database
+
+ # database nsrs record
+ db_nsr = None
- step = "Looking for needed vnfd to configure"
+ # database nslcmops record
+ db_nslcmop = None
+
+ # update operation on nsrs
+ 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 = {}
+ 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 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: ns
+ step = "Getting nsr={} from db".format(nsr_id)
+ db_nsr = self.db.get_one("nsrs", {"_id": nsr_id})
+ # nsd is replicated into ns (no db read)
+ nsd = db_nsr["nsd"]
+ # nsr_name = db_nsr["name"] # TODO short-name??
+
+ # 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
+ db_vnfds_ref = {} # every vnfd data indexed by vnf name
+ db_vnfds = {} # every vnfd data indexed by vnf id
+ db_vnfds_index = {} # every vnfd data indexed by vnf member-index
+
+ # for each vnf in ns, read vnfd
+ for vnfr in db_vnfrs_list:
+ db_vnfrs[vnfr["member-vnf-index-ref"]] = vnfr # vnf's dict indexed by member-index: '1', '2', etc
+ vnfd_id = vnfr["vnfd-id"] # vnfd uuid for this vnf
+ vnfd_ref = vnfr["vnfd-ref"] # vnfd name for this vnf
+ # if we haven't this vnfd, read it from db
+ 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
+ db_vnfds_ref[vnfd_ref] = vnfd # vnfd's indexed by name
+ db_vnfds[vnfd_id] = vnfd # vnfd's indexed by id
+ db_vnfds_index[vnfr["member-vnf-index-ref"]] = db_vnfds[vnfd_id] # vnfd's indexed by member-index
+
+ # Get or generates the _admin.deployed.VCA list
+ vca_deployed_list = None
+ if db_nsr["_admin"].get("deployed"):
+ vca_deployed_list = db_nsr["_admin"]["deployed"].get("VCA")
+ if vca_deployed_list is None:
+ vca_deployed_list = []
+ db_nsr_update["_admin.deployed.VCA"] = vca_deployed_list
+ # add _admin.deployed.VCA to db_nsr dictionary, value=vca_deployed_list
+ populate_dict(db_nsr, ("_admin", "deployed", "VCA"), vca_deployed_list)
+ elif isinstance(vca_deployed_list, dict):
+ # maintain backward compatibility. Change a dict to list at database
+ vca_deployed_list = list(vca_deployed_list.values())
+ db_nsr_update["_admin.deployed.VCA"] = vca_deployed_list
+ populate_dict(db_nsr, ("_admin", "deployed", "VCA"), vca_deployed_list)
- for c_vnf in nsd["constituent-vnfd"]:
- vnfd_id = c_vnf["vnfd-id-ref"]
- vnf_index = str(c_vnf["member-vnf-index"])
- vnfd = needed_vnfd[vnfd_id]
+ db_nsr_update["detailed-status"] = "creating"
+ db_nsr_update["operational-status"] = "init"
- # Check if this VNF has a charm configuration
- vnf_config = vnfd.get("vnf-configuration")
+ 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"] = []
- if vnf_config and vnf_config.get("juju"):
- proxy_charm = vnf_config["juju"]["charm"]
- config_primitive = None
+ # 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 = 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(
+ self.instantiate_RO(
+ logging_text=logging_text,
+ nsr_id=nsr_id,
+ nsd=nsd,
+ db_nsr=db_nsr,
+ db_nslcmop=db_nslcmop,
+ db_vnfrs=db_vnfrs,
+ db_vnfds_ref=db_vnfds_ref,
+ 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)
- if proxy_charm:
- if 'initial-config-primitive' in vnf_config:
- config_primitive = vnf_config['initial-config-primitive']
+ # n2vc_redesign STEP 3 to 6 Deploy N2VC
+ step = "Looking for needed vnfd to configure with proxy charm"
+ self.logger.debug(logging_text + step)
- # Login to the VCA. If there are multiple calls to login(),
- # subsequent calls will be a nop and return immediately.
- step = "connecting to N2VC to configure vnf {}".format(vnf_index)
- await self.n2vc.login()
- deploy(vnf_index, None, db_vnfrs[vnf_index]["ip-address"], n2vc_info, config_primitive)
- number_to_configure += 1
+ nsi_id = None # TODO put nsi_id when this nsr belongs to a NSI
+ # get_iterable() returns a value from a dict or empty tuple if key does not exist
+ for c_vnf in get_iterable(nsd, "constituent-vnfd"):
+ vnfd_id = c_vnf["vnfd-id-ref"]
+ vnfd = db_vnfds_ref[vnfd_id]
+ member_vnf_index = str(c_vnf["member-vnf-index"])
+ db_vnfr = db_vnfrs[member_vnf_index]
+ base_folder = vnfd["_admin"]["storage"]
+ vdu_id = None
+ vdu_index = 0
+ vdu_name = None
+ kdu_name = None
+
+ # Get additional parameters
+ deploy_params = {}
+ if db_vnfr.get("additionalParamsForVnf"):
+ 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 + "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_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"]):
+ # 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
+ 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 + "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_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")
+ if descriptor_config and descriptor_config.get("juju"):
+ vnfd_id = None
+ db_vnfr = None
+ member_vnf_index = None
+ vdu_id = None
+ kdu_name = None
vdu_index = 0
- for vdu in vnfd['vdu']:
- vdu_config = vdu.get('vdu-configuration')
- proxy_charm = None
- config_primitive = None
-
- if vdu_config and vdu_config.get("juju"):
- proxy_charm = vdu_config["juju"]["charm"]
+ vdu_name = None
+
+ # Get additional parameters
+ deploy_params = {}
+ if db_nsr.get("additionalParamsForNs"):
+ deploy_params = self._format_additional_params(db_nsr["additionalParamsForNs"].copy())
+ base_folder = nsd["_admin"]["storage"]
+ 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
+ )
- if 'initial-config-primitive' in vdu_config:
- config_primitive = vdu_config['initial-config-primitive']
+ # Wait until all tasks of "task_instantiation_list" have been finished
- if proxy_charm:
- step = "connecting to N2VC to configure vdu {} from vnf {}".format(vdu["id"], vnf_index)
- await self.n2vc.login()
- deploy(vnf_index, vdu["id"], db_vnfrs[vnf_index]["vdur"][vdu_index]["ip-address"],
- n2vc_info, config_primitive)
- number_to_configure += 1
- vdu_index += 1
+ # while time() <= start_deploy + self.total_deploy_timeout:
+ 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"
- configuration_failed = False
- if number_to_configure:
- old_status = "configuring: init: {}".format(number_to_configure)
- db_nsr_update["config-status"] = old_status
- db_nsr_update["detailed-status"] = old_status
- db_nslcmop_update["detailed-status"] = old_status
-
- # wait until all are configured.
- while True:
- if db_nsr_update:
- self.update_db_2("nsrs", nsr_id, db_nsr_update)
- if db_nslcmop_update:
- self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update)
- await n2vc_info["n2vc_event"].wait()
- n2vc_info["n2vc_event"].clear()
- all_active = True
- status_map = {}
- n2vc_error_text = [] # contain text error list. If empty no one is in error status
- for _, vca_info in nsr_lcm["VCA"].items():
- vca_status = vca_info["operational-status"]
- if vca_status not in status_map:
- # Initialize it
- status_map[vca_status] = 0
- status_map[vca_status] += 1
-
- if vca_status != "active":
- all_active = False
- if vca_status in ("error", "blocked"):
- n2vc_error_text.append(
- "member_vnf_index={} vdu_id={} {}: {}".format(vca_info["member-vnf-index"],
- vca_info["vdu_id"], vca_status,
- vca_info["detailed-status"]))
-
- if all_active:
- break
- elif n2vc_error_text:
+ # 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"
- error_text = "fail configuring " + ";".join(n2vc_error_text)
- 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["statusEnteredTime"] = time()
- configuration_failed = True
- break
+ 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:
- cs = "configuring: "
- separator = ""
- for status, num in status_map.items():
- cs += separator + "{}: {}".format(status, num)
- separator = ", "
- if old_status != cs:
- db_nsr_update["config-status"] = cs
- db_nsr_update["detailed-status"] = cs
- db_nslcmop_update["detailed-status"] = cs
- old_status = cs
-
- if not configuration_failed:
+ 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_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["statusEnteredTime"] = time()
+ else:
# all is done
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"
db_nslcmop_update["statusEnteredTime"] = time()
- if db_nsr:
- db_nsr_update["_admin.nslcmop"] = None
- self.update_db_2("nsrs", nsr_id, db_nsr_update)
- if db_nslcmop_update:
- self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update)
+ 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.error(logging_text + "Cannot update database: {}".format(e))
if nslcmop_operation_state:
try:
await self.msg.aiowrite("ns", "instantiated", {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id,
- "operationState": nslcmop_operation_state})
+ "operationState": nslcmop_operation_state},
+ loop=self.loop)
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_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,
+ 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
+
+ # fill db_nsr._admin.deployed.VCA.<index>
+ 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:
+ break
+ else:
+ # not found, create one.
+ 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
+ "step": "initial-deploy", # TODO revise
+ "vnfd_id": vnfd_id,
+ "vdu_name": vdu_name,
+ }
+ vca_index += 1
+ self.update_db_2("nsrs", nsr_id, {"_admin.deployed.VCA.{}".format(vca_index): vca_deployed})
+ db_nsr["_admin"]["deployed"]["VCA"].append(vca_deployed)
+
+ # Launch task
+ task_n2vc = asyncio.ensure_future(
+ self.instantiate_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,
+ )
+ )
+ 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
+ def _has_terminate_config_primitive(self, vnfd):
+ vnf_config = vnfd.get("vnf-configuration")
+ if vnf_config and vnf_config.get("terminate-config-primitive"):
+ return True
+ else:
+ return False
+
+ @staticmethod
+ def _get_terminate_config_primitive_seq_list(vnfd):
+ """ Get a numerically sorted list of the sequences for this VNFD's terminate action """
+ # No need to check for existing primitive twice, already done before
+ vnf_config = vnfd.get("vnf-configuration")
+ seq_list = vnf_config.get("terminate-config-primitive")
+ # Get all 'seq' tags in seq_list, order sequences numerically, ascending.
+ seq_list_sorted = sorted(seq_list, key=lambda x: int(x['seq']))
+ return seq_list_sorted
+
+ @staticmethod
+ def _create_nslcmop(nsr_id, operation, params):
+ """
+ Creates a ns-lcm-opp content to be stored at database.
+ :param nsr_id: internal id of the instance
+ :param operation: instantiate, terminate, scale, action, ...
+ :param params: user parameters for the operation
+ :return: dictionary following SOL005 format
+ """
+ # 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")
+ now = time()
+ _id = str(uuid4())
+ nslcmop = {
+ "id": _id,
+ "_id": _id,
+ # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
+ "operationState": "PROCESSING",
+ "statusEnteredTime": now,
+ "nsInstanceId": nsr_id,
+ "lcmOperationType": operation,
+ "startTime": now,
+ "isAutomaticInvocation": False,
+ "operationParams": params,
+ "isCancelPending": False,
+ "links": {
+ "self": "/osm/nslcm/v1/ns_lcm_op_occs/" + _id,
+ "nsInstance": "/osm/nslcm/v1/ns_instances/" + nsr_id,
+ }
+ }
+ 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 = {}
+ params = {
+ "member_vnf_index": vnf_index,
+ "primitive": primitive,
+ "primitive_params": primitive_params,
+ }
+ desc_params = {}
+ return self._map_primitive_params(seq, params, desc_params)
+
+ # sub-operations
+
+ def _reintent_or_skip_suboperation(self, db_nslcmop, op_index):
+ op = db_nslcmop.get('_admin', {}).get('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
+ else:
+ # c. Reintent executing sub-operation
+ # The sub-operation exists, and operationState != 'COMPLETED'
+ # Update operationState = 'PROCESSING' to indicate a reintent.
+ operationState = 'PROCESSING'
+ detailed_status = 'In progress'
+ self._update_suboperation_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
+ return op_index
+
+ # Find a sub-operation where all keys in a matching dictionary must match
+ # 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', [])
+ 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):
+ # 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)
+
+ # Add sub-operation, return the index of the added sub-operation
+ # Optionally, set operationState, detailed-status, and operationType
+ # Status and type are currently set for 'scale' sub-operations:
+ # 'operationState' : 'PROCESSING' | 'COMPLETED' | 'FAILED'
+ # '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):
+ 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')
+ # 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}
+ if operationState:
+ new_op['operationState'] = operationState
+ if detailed_status:
+ new_op['detailed-status'] = detailed_status
+ if operationType:
+ new_op['lcmOperationType'] = operationType
+ if RO_nsr_id:
+ new_op['RO_nsr_id'] = RO_nsr_id
+ if 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')
+ 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)
+ op_index = len(op_list) - 1
+ return op_index
+
+ # Helper methods for scale() sub-operations
+
+ # pre-scale/post-scale:
+ # Check for 3 different cases:
+ # a. New: First time execution, return SUBOPERATION_STATUS_NEW
+ # b. Skip: Existing sub-operation exists, operationState == 'COMPLETED', return SUBOPERATION_STATUS_SKIP
+ # c. Reintent: 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):
+ # Find this sub-operation
+ if (RO_nsr_id and RO_scaling_info):
+ operationType = 'SCALE-RO'
+ match = {
+ '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
+ }
+ op_index = self._find_suboperation(db_nslcmop, match)
+ if (op_index == self.SUBOPERATION_STATUS_NOT_FOUND):
+ # a. New sub-operation
+ # The sub-operation does not exist, add it.
+ # _ns_execute_primitive() will be called from scale() as usual, with non-modified arguments
+ # The following parameters are set to None for all kind of scaling:
+ vdu_id = None
+ vdu_count_index = None
+ vdu_name = None
+ if (RO_nsr_id and RO_scaling_info):
+ vnf_config_primitive = None
+ primitive_params = None
+ else:
+ RO_nsr_id = None
+ RO_scaling_info = None
+ # Initial status for sub-operation
+ 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)
+ return self.SUBOPERATION_STATUS_NEW
+ else:
+ # Return either SUBOPERATION_STATUS_SKIP (operationState == 'COMPLETED'),
+ # 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):
+ """ Create a primitive with params from VNFD
+ 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
+ for vnfr in db_vnfrs_list:
+ vnfd_id = vnfr["vnfd-id"]
+ vnf_index = vnfr["member-vnf-index-ref"]
+ if vnfd_id not in db_vnfds:
+ step = "Getting vnfd={} id='{}' from db".format(vnfd_id, vnfd_id)
+ vnfd = self.db.get_one("vnfds", {"_id": vnfd_id})
+ db_vnfds[vnfd_id] = vnfd
+ vnfd = db_vnfds[vnfd_id]
+ if not self._has_terminate_config_primitive(vnfd):
+ continue
+ # Get the primitive's sorted sequence list
+ seq_list = self._get_terminate_config_primitive_seq_list(vnfd)
+ for seq in seq_list:
+ # 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"))
+ 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)
+ # The following 3 parameters are currently set to None for 'terminate':
+ # vdu_id, vdu_count_index, vdu_name
+ 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")
+ # Add sub-operation
+ self._add_suboperation(db_nslcmop,
+ nslcmop_id,
+ vnf_index,
+ vdu_id,
+ vdu_count_index,
+ vdu_name,
+ primitive,
+ mapped_primitive_params)
+ # Sub-operations: Call _ns_execute_primitive() instead of action()
+ # db_nsr = self.db.get_one("nsrs", {"_id": nsr_id})
+ # nsr_deployed = db_nsr["_admin"]["deployed"]
+
+ # nslcmop_operation_state, nslcmop_operation_state_detail = await self.action(
+ # nsr_id, nslcmop_terminate_action_id)
+ # Launch Exception if action() returns other than ['COMPLETED', 'PARTIALLY_COMPLETED']
+ # result_ok = ['COMPLETED', 'PARTIALLY_COMPLETED']
+ # if result not in result_ok:
+ # raise LcmException(
+ # "terminate_primitive_action for vnf_member_index={}",
+ # " primitive={} fails with error {}".format(
+ # vnf_index, seq.get("name"), result_detail))
+
+ ee_id = self._get_ee_id(vnf_index, vdu_id, vca_deployed_list)
+ try:
+ await self.n2vc.exec_primitive(
+ ee_id=ee_id,
+ primitive_name=primitive,
+ params_dict=mapped_primitive_params
+ )
+ except Exception as e:
+ self.logger.error('Error executing primitive {}: {}'.format(primitive, e))
+ raise LcmException(
+ "terminate_primitive_action for vnf_member_index={}, primitive={} fails with error {}"
+ .format(vnf_index, seq.get("name"), e),
+ )
+
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)
+ if not task_is_locked_by_me:
+ return
+
logging_text = "Task ns={} terminate={} ".format(nsr_id, nslcmop_id)
self.logger.debug(logging_text + "Enter")
db_nsr = None
db_nslcmop = None
exc = None
failed_detail = [] # annotates all failed error messages
- vca_task_list = []
- vca_task_dict = {}
- 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)
db_nsr = self.db.get_one("nsrs", {"_id": nsr_id})
# nsd = db_nsr["nsd"]
- nsr_lcm = deepcopy(db_nsr["_admin"].get("deployed"))
+ nsr_deployed = deepcopy(db_nsr["_admin"].get("deployed"))
if db_nsr["_admin"]["nsState"] == "NOT_INSTANTIATED":
return
- # TODO ALF remove
- # db_vim = self.db.get_one("vim_accounts", {"_id": db_nsr["datacenter"]})
# #TODO check if VIM is creating and wait
# RO_vim_id = db_vim["_admin"]["deployed"]["RO"]
+ # 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"
- if nsr_lcm and nsr_lcm.get("VCA"):
- try:
- step = "Scheduling configuration charms removing"
- db_nsr_update["detailed-status"] = "Deleting charms"
- self.logger.debug(logging_text + step)
- self.update_db_2("nsrs", nsr_id, db_nsr_update)
- for application_name, deploy_info in nsr_lcm["VCA"].items():
- if deploy_info: # TODO it would be desirable having a and deploy_info.get("deployed"):
- task = asyncio.ensure_future(
- self.n2vc.RemoveCharms(
- deploy_info['model'],
- application_name,
- # self.n2vc_callback,
- # db_nsr,
- # db_nslcmop,
- )
- )
- vca_task_list.append(task)
- vca_task_dict[application_name] = task
- # task.add_done_callback(functools.partial(self.n2vc_callback, deploy_info['model'],
- # deploy_info['application'], None, db_nsr,
- # db_nslcmop, vnf_index))
- self.lcm_tasks.register("ns", nsr_id, nslcmop_id, "delete_charm:" + application_name, task)
- except Exception as e:
- self.logger.debug(logging_text + "Failed while deleting charms: {}".format(e))
+ # remove NS
+ try:
+ step = "delete execution environment"
+ self.logger.debug(logging_text + step)
+
+ task_delete_ee = asyncio.ensure_future(self.n2vc.delete_namespace(namespace="." + nsr_id))
+ pending_tasks.append(task_delete_ee)
+ except Exception as e:
+ msg = "Failed while deleting NS in VCA: {}".format(e)
+ 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
- RO = ROclient.ROClient(self.loop, **self.ro_config)
# Delete ns
RO_nsr_id = RO_delete_action = None
- if nsr_lcm and nsr_lcm.get("RO"):
- RO_nsr_id = nsr_lcm["RO"].get("nsr_id")
- RO_delete_action = nsr_lcm["RO"].get("nsr_delete_action_id")
+ 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:
- step = db_nsr_update["detailed-status"] = db_nslcmop_update["detailed-status"] = "Deleting ns at RO"
+ step = db_nsr_update["detailed-status"] = db_nslcmop_update["detailed-status"] = \
+ "Deleting ns from VIM"
+ self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update)
+ self.update_db_2("nsrs", nsr_id, db_nsr_update)
self.logger.debug(logging_text + step)
- desc = await RO.delete("ns", RO_nsr_id)
+ 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
- step = detailed_status = "Waiting ns deleted from VIM. RO_id={}".format(RO_nsr_id)
+ step = detailed_status = "Waiting ns deleted from VIM. RO_id={} RO_delete_action={}".\
+ format(RO_nsr_id, RO_delete_action)
detailed_status_old = None
self.logger.debug(logging_text + step)
delete_timeout = 20 * 60 # 20 minutes
while delete_timeout > 0:
- desc = await RO.show("ns", item_id_name=RO_nsr_id, extra_item="action",
- extra_item_id=RO_delete_action)
- ns_status, ns_status_info = RO.check_action_status(desc)
+ desc = await self.RO.show(
+ "ns",
+ item_id_name=RO_nsr_id,
+ extra_item="action",
+ extra_item_id=RO_delete_action)
+ 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":
detailed_status = step + "; {}".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)
- await asyncio.sleep(5, loop=self.loop)
- delete_timeout -= 5
if detailed_status != detailed_status_old:
- detailed_status_old = db_nslcmop_update["detailed-status"] = detailed_status
+ detailed_status_old = db_nslcmop_update["detailed-status"] = \
+ db_nsr_update["detailed-status"] = detailed_status
self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update)
+ 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")
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_ns_id={} already deleted".format(RO_nsr_id))
elif e.http_code == 409: # conflict
failed_detail.append("RO_ns_id={} delete conflict: {}".format(RO_nsr_id, e))
RO_fail = True
# Delete nsd
- if not RO_fail and nsr_lcm and nsr_lcm.get("RO") and nsr_lcm["RO"].get("nsd_id"):
- RO_nsd_id = nsr_lcm["RO"]["nsd_id"]
+ if not RO_fail and nsr_deployed and nsr_deployed.get("RO") and nsr_deployed["RO"].get("nsd_id"):
+ RO_nsd_id = nsr_deployed["RO"]["nsd_id"]
try:
step = db_nsr_update["detailed-status"] = db_nslcmop_update["detailed-status"] =\
- "Deleting nsd at RO"
- await RO.delete("nsd", RO_nsd_id)
+ "Deleting nsd from RO"
+ 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 ROclient.ROClientException as e:
self.logger.error(logging_text + failed_detail[-1])
RO_fail = True
- if not RO_fail and nsr_lcm and nsr_lcm.get("RO") and nsr_lcm["RO"].get("vnfd_id"):
- for vnf_id, RO_vnfd_id in nsr_lcm["RO"]["vnfd_id"].items():
- if not RO_vnfd_id:
+ if not RO_fail and nsr_deployed and nsr_deployed.get("RO") and nsr_deployed["RO"].get("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"]
step = db_nsr_update["detailed-status"] = db_nslcmop_update["detailed-status"] =\
- "Deleting vnfd={} at RO".format(vnf_id)
- await RO.delete("vnfd", RO_vnfd_id)
+ "Deleting member_vnf_index={} RO_vnfd_id={} from RO".format(
+ vnf_deployed["member-vnf-index"], RO_vnfd_id)
+ 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(vnf_id)] = None
+ db_nsr_update["_admin.deployed.RO.vnfd.{}.id".format(index)] = None
except ROclient.ROClientException as e:
if e.http_code == 404: # not found
- db_nsr_update["_admin.deployed.RO.vnfd_id.{}".format(vnf_id)] = None
+ 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 e.http_code == 409: # conflict
failed_detail.append("RO_vnfd_id={} delete conflict: {}".format(RO_vnfd_id, e))
failed_detail.append("RO_vnfd_id={} delete error: {}".format(RO_vnfd_id, e))
self.logger.error(logging_text + failed_detail[-1])
- if vca_task_list:
- db_nsr_update["detailed-status"] = db_nslcmop_update["detailed-status"] =\
- "Waiting for deletion of configuration charms"
- self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update)
- self.update_db_2("nsrs", nsr_id, db_nsr_update)
- await asyncio.wait(vca_task_list, timeout=300)
- for application_name, task in vca_task_dict.items():
- if task.cancelled():
- failed_detail.append("VCA[{}] Deletion has been cancelled".format(application_name))
- elif task.done():
- exc = task.exception()
- if exc:
- failed_detail.append("VCA[{}] Deletion exception: {}".format(application_name, exc))
- else:
- db_nsr_update["_admin.deployed.VCA.{}".format(application_name)] = None
- else: # timeout
- # TODO Should it be cancelled?!!
- task.cancel()
- failed_detail.append("VCA[{}] Deletion timeout".format(application_name))
-
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["detailed-status"] = "; ".join(failed_detail)
db_nslcmop_update["operationState"] = nslcmop_operation_state = "FAILED"
db_nslcmop_update["statusEnteredTime"] = time()
- elif db_nslcmop["operationParams"].get("autoremove"):
- self.db.del_one("nsrs", {"_id": nsr_id})
- db_nsr_update.clear()
- self.db.del_list("nslcmops", {"nsInstanceId": nsr_id})
- nslcmop_operation_state = "COMPLETED"
- db_nslcmop_update.clear()
- self.db.del_list("vnfrs", {"nsr-id-ref": nsr_id})
- self.logger.debug(logging_text + "Delete from database")
else:
+ terminate_ok = True
db_nsr_update["operational-status"] = "terminated"
db_nsr_update["detailed-status"] = "Done"
db_nsr_update["_admin.nsState"] = "NOT_INSTANTIATED"
db_nslcmop_update["detailed-status"] = "Done"
db_nslcmop_update["operationState"] = nslcmop_operation_state = "COMPLETED"
db_nslcmop_update["statusEnteredTime"] = time()
+ if db_nslcmop["operationParams"].get("autoremove"):
+ autoremove = True
- except (ROclient.ROClientException, DbException) as e:
+ except (ROclient.ROClientException, DbException, LcmException) as e:
self.logger.error(logging_text + "Exit Exception {}".format(e))
exc = e
except asyncio.CancelledError:
db_nslcmop_update["detailed-status"] = "FAILED {}: {}".format(step, exc)
db_nslcmop_update["operationState"] = nslcmop_operation_state = "FAILED"
db_nslcmop_update["statusEnteredTime"] = time()
- if db_nslcmop_update:
- self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update)
- if db_nsr:
- db_nsr_update["_admin.nslcmop"] = None
- self.update_db_2("nsrs", nsr_id, db_nsr_update)
+ try:
+ if db_nslcmop and db_nslcmop_update:
+ 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:
try:
await self.msg.aiowrite("ns", "terminated", {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id,
- "operationState": nslcmop_operation_state})
+ "operationState": nslcmop_operation_state,
+ "autoremove": autoremove},
+ loop=self.loop)
except Exception as e:
self.logger.error(logging_text + "kafka_write notification Exception {}".format(e))
+
+ # wait for pending tasks
+ done = None
+ pending = None
+ if pending_tasks:
+ self.logger.debug(logging_text + 'Waiting for terminate pending tasks...')
+ done, pending = await asyncio.wait(pending_tasks, timeout=3600)
+ if not pending:
+ self.logger.debug(logging_text + 'All tasks finished...')
+ else:
+ self.logger.info(logging_text + 'There are pending tasks: {}'.format(pending))
+
self.logger.debug(logging_text + "Exit")
self.lcm_tasks.remove("ns", nsr_id, nslcmop_id, "ns_terminate")
- async def _ns_execute_primitive(self, db_deployed, nsr_name, member_vnf_index, vdu_id, primitive, primitive_params):
+ @staticmethod
+ def _map_primitive_params(primitive_desc, params, instantiation_params):
+ """
+ Generates the params to be provided to charm before executing primitive. If user does not provide a parameter,
+ The default-value is used. If it is between < > it look for a value at instantiation_params
+ :param primitive_desc: portion of VNFD/NSD that describes primitive
+ :param params: Params provided by user
+ :param instantiation_params: Instantiation params provided by user
+ :return: a dictionary with the calculated params
+ """
+ calculated_params = {}
+ for parameter in primitive_desc.get("parameter", ()):
+ param_name = parameter["name"]
+ if param_name in params:
+ calculated_params[param_name] = params[param_name]
+ elif "default-value" in parameter or "value" in parameter:
+ if "value" in parameter:
+ 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 calculated_params[param_name][1:-1] in instantiation_params:
+ 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"]))
+ else:
+ raise LcmException("Parameter {} needed to execute primitive {} not provided".
+ format(param_name, primitive_desc["name"]))
- vdu_id_text = "vnfd"
- if vdu_id:
- vdu_id_text = vdu_id
- application_name = self.n2vc.FormatApplicationName(
- nsr_name,
- member_vnf_index,
- vdu_id_text
- )
- vca_deployed = db_deployed["VCA"].get(application_name)
- if not vca_deployed:
- raise LcmException("charm for member_vnf_index={} vdu_id={} is not deployed".format(member_vnf_index,
- vdu_id))
- model_name = vca_deployed.get("model")
- application_name = vca_deployed.get("application")
- if not model_name or not application_name:
- raise LcmException("charm for member_vnf_index={} is not properly deployed".format(member_vnf_index))
- if vca_deployed["operational-status"] != "active":
- raise LcmException("charm for member_vnf_index={} operational_status={} not 'active'".format(
- member_vnf_index, vca_deployed["operational-status"]))
- callback = None # self.n2vc_callback
- callback_args = () # [db_nsr, db_nslcmop, member_vnf_index, None]
- await self.n2vc.login()
- task = asyncio.ensure_future(
- self.n2vc.ExecutePrimitive(
- model_name,
- application_name,
- primitive, callback,
- *callback_args,
- **primitive_params
- )
- )
- # task.add_done_callback(functools.partial(self.n2vc_callback, model_name, application_name, None,
- # db_nsr, db_nslcmop, member_vnf_index))
- # self.lcm_tasks.register("ns", nsr_id, nslcmop_id, "action:" + primitive, task)
- # wait until completed with timeout
- await asyncio.wait((task,), timeout=600)
-
- result = "FAILED" # by default
- result_detail = ""
- if task.cancelled():
- result_detail = "Task has been cancelled"
- elif task.done():
- exc = task.exception()
- if exc:
- result_detail = str(exc)
+ 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] = 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,
+ primitive, primitive_params, retries=0, retries_interval=30) -> (str, str):
+
+ # find vca_deployed record for this action
+ try:
+ for vca_deployed in db_deployed["VCA"]:
+ if not vca_deployed:
+ continue
+ if member_vnf_index != vca_deployed["member-vnf-index"] or vdu_id != vca_deployed["vdu_id"]:
+ continue
+ if vdu_name and vdu_name != vca_deployed["vdu_name"]:
+ continue
+ if vdu_count_index and vdu_count_index != vca_deployed["vdu_count_index"]:
+ continue
+ break
else:
- # TODO revise with Adam if action is finished and ok when task is done or callback is needed
- result = "COMPLETED"
- result_detail = "Done"
- else: # timeout
- # TODO Should it be cancelled?!!
- task.cancel()
- result_detail = "timeout"
- return result, result_detail
+ # vca_deployed not found
+ raise LcmException("charm for member_vnf_index={} vdu_id={} vdu_name={} vdu_count_index={} is not "
+ "deployed".format(member_vnf_index, vdu_id, vdu_name, vdu_count_index))
+
+ # get ee_id
+ ee_id = vca_deployed.get("ee_id")
+ if not ee_id:
+ raise LcmException("charm for member_vnf_index={} vdu_id={} vdu_name={} vdu_count_index={} has not "
+ "execution environment"
+ .format(member_vnf_index, vdu_id, vdu_name, vdu_count_index))
+
+ if primitive == "config":
+ primitive_params = {"params": primitive_params}
+
+ while retries >= 0:
+ try:
+ output = await self.n2vc.exec_primitive(
+ ee_id=ee_id,
+ primitive_name=primitive,
+ params_dict=primitive_params
+ )
+ # execution was OK
+ break
+ except Exception as e:
+ retries -= 1
+ if retries >= 0:
+ self.logger.debug('Error executing action {} on {} -> {}'.format(primitive, ee_id, e))
+ # wait and retry
+ await asyncio.sleep(retries_interval, loop=self.loop)
+ else:
+ return 'Cannot execute action {} on {}: {}'.format(primitive, ee_id, e), 'FAIL'
+
+ return output, 'OK'
+
+ except Exception as e:
+ return 'Error executing action {}: {}'.format(primitive, e), 'FAIL'
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)
+ if not task_is_locked_by_me:
+ return
+
logging_text = "Task ns={} action={} ".format(nsr_id, nslcmop_id)
self.logger.debug(logging_text + "Enter")
# 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_lcm = db_nsr["_admin"].get("deployed")
- nsr_name = db_nsr["name"]
- vnf_index = db_nslcmop["operationParams"]["member_vnf_index"]
+
+ 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 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})
+ step = "Getting vnfd from database"
+ db_vnfd = self.db.get_one("vnfds", {"_id": db_vnfr["vnfd-id"]})
+ else:
+ if db_nsr.get("nsd"):
+ db_nsd = db_nsr.get("nsd") # TODO this will be removed
+ else:
+ step = "Getting nsd from database"
+ db_nsd = self.db.get_one("nsds", {"_id": db_nsr["nsd-id"]})
- # look if previous tasks in process
- task_name, task_dependency = self.lcm_tasks.lookfor_related("ns", nsr_id, nslcmop_id)
- if task_dependency:
- step = db_nslcmop_update["detailed-status"] = \
- "Waiting for related tasks to be completed: {}".format(task_name)
- self.logger.debug(logging_text + step)
- self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update)
- _, pending = await asyncio.wait(task_dependency, timeout=3600)
- if pending:
- raise LcmException("Timeout waiting related tasks to be completed")
+ # 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)
- # TODO check if ns is in a proper status
primitive = db_nslcmop["operationParams"]["primitive"]
primitive_params = db_nslcmop["operationParams"]["primitive_params"]
- result, result_detail = await self._ns_execute_primitive(nsr_lcm, nsr_name, vnf_index, vdu_id, primitive,
- primitive_params)
- db_nslcmop_update["detailed-status"] = result_detail
+
+ # look for primitive
+ config_primitive_desc = None
+ if vdu_id:
+ for vdu in get_iterable(db_vnfd, "vdu"):
+ if vdu_id == vdu["id"]:
+ for config_primitive in vdu.get("vdu-configuration", {}).get("config-primitive", ()):
+ 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:
+ config_primitive_desc = config_primitive
+ break
+ else:
+ for config_primitive in db_nsd.get("ns-configuration", {}).get("config-primitive", ()):
+ if config_primitive["name"] == primitive:
+ config_primitive_desc = config_primitive
+ break
+
+ if not config_primitive_desc:
+ raise LcmException("Primitive {} not found at [ns|vnf|vdu]-configuration:config-primitive ".
+ format(primitive))
+
+ desc_params = {}
+ if vnf_index:
+ if db_vnfr.get("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("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(
+ db_deployed=nsr_deployed,
+ member_vnf_index=vnf_index,
+ vdu_id=vdu_id,
+ vdu_name=vdu_name,
+ vdu_count_index=vdu_count_index,
+ primitive=primitive,
+ primitive_params=self._map_primitive_params(config_primitive_desc, primitive_params, desc_params))
+
+ detailed_status = output
+ if detail == 'OK':
+ result = 'COMPLETED'
+ else:
+ result = 'FAILED'
+
+ db_nslcmop_update["detailed-status"] = nslcmop_operation_state_detail = detailed_status
db_nslcmop_update["operationState"] = nslcmop_operation_state = result
db_nslcmop_update["statusEnteredTime"] = time()
- self.logger.debug(logging_text + " task Done with result {} {}".format(result, result_detail))
+ self.logger.debug(logging_text + " task Done with result {} {}".format(result, detailed_status))
return # database update is called inside finally
except (DbException, LcmException) as e:
self.logger.critical(logging_text + "Exit Exception {} {}".format(type(e).__name__, e), exc_info=True)
finally:
if exc and db_nslcmop:
- db_nslcmop_update["detailed-status"] = "FAILED {}: {}".format(step, exc)
+ db_nslcmop_update["detailed-status"] = nslcmop_operation_state_detail = \
+ "FAILED {}: {}".format(step, exc)
db_nslcmop_update["operationState"] = nslcmop_operation_state = "FAILED"
db_nslcmop_update["statusEnteredTime"] = time()
- if db_nslcmop_update:
- self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update)
- if db_nsr:
- db_nsr_update["_admin.nslcmop"] = None
- self.update_db_2("nsrs", nsr_id, db_nsr_update)
+ try:
+ if db_nslcmop_update:
+ 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")
if nslcmop_operation_state:
try:
await self.msg.aiowrite("ns", "actioned", {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id,
- "operationState": nslcmop_operation_state})
+ "operationState": nslcmop_operation_state},
+ loop=self.loop)
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_action")
+ return nslcmop_operation_state, nslcmop_operation_state_detail
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)
self.logger.debug(logging_text + "Enter")
# get all needed from database
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
old_operational_status = ""
old_config_status = ""
+ 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})
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"]
-
- # look if previous tasks in process
- task_name, task_dependency = self.lcm_tasks.lookfor_related("ns", nsr_id, nslcmop_id)
- if task_dependency:
- step = db_nslcmop_update["detailed-status"] = \
- "Waiting for related tasks to be completed: {}".format(task_name)
- self.logger.debug(logging_text + step)
- self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update)
- _, pending = await asyncio.wait(task_dependency, timeout=3600)
- if pending:
- raise LcmException("Timeout waiting related tasks to be completed")
-
step = "Parsing scaling parameters"
+ # self.logger.debug(step)
db_nsr_update["operational-status"] = "scaling"
self.update_db_2("nsrs", nsr_id, db_nsr_update)
- nsr_lcm = db_nsr["_admin"].get("deployed")
- RO_nsr_id = nsr_lcm["RO"]["nsr_id"]
+ 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"]
scaling_type = db_nslcmop["operationParams"]["scaleVnfData"]["scaleVnfType"]
# scaling_policy = db_nslcmop["operationParams"]["scaleVnfData"]["scaleByStepData"].get("scaling-policy")
+ # 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})
step = "Getting vnfd from database"
db_vnfd = self.db.get_one("vnfds", {"_id": db_vnfr["vnfd-id"]})
+
step = "Getting scaling-group-descriptor"
for scaling_descriptor in db_vnfd["scaling-group-descriptor"]:
if scaling_descriptor["name"] == scaling_group:
else:
raise LcmException("input parameter 'scaleByStepData':'scaling-group-descriptor':'{}' is not present "
"at vnfd:scaling-group-descriptor".format(scaling_group))
+
# cooldown_time = 0
# for scaling_policy_descriptor in scaling_descriptor.get("scaling-policy", ()):
# cooldown_time = scaling_policy_descriptor.get("cooldown-time", 0)
# break
# TODO check if ns is in a proper status
- step = "Sending scale order to RO"
+ step = "Sending scale order to VIM"
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}]})
vdu_scaling_info = {"scaling_group_name": scaling_group, "vdu": []}
if scaling_type == "SCALE_OUT":
# count if max-instance-count is reached
- if "max-instance-count" in scaling_descriptor and scaling_descriptor["max-instance-count"] is not None:
- max_instance_count = int(scaling_descriptor["max-instance-count"])
- if nb_scale_op >= 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))
- nb_scale_op = nb_scale_op + 1
+ max_instance_count = scaling_descriptor.get("max-instance-count", 10)
+ # self.logger.debug("MAX_INSTANCE_COUNT is {}".format(max_instance_count))
+ if nb_scale_op >= 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))
+
+ nb_scale_op += 1
vdu_scaling_info["scaling_direction"] = "OUT"
vdu_scaling_info["vdu-create"] = {}
for vdu_scale_info in scaling_descriptor["vdu"]:
RO_scaling_info.append({"osm_vdu_id": vdu_scale_info["vdu-id-ref"], "member-vnf-index": vnf_index,
"type": "create", "count": vdu_scale_info.get("count", 1)})
vdu_scaling_info["vdu-create"][vdu_scale_info["vdu-id-ref"]] = vdu_scale_info.get("count", 1)
+
elif scaling_type == "SCALE_IN":
# count if min-instance-count is reached
+ min_instance_count = 0
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"])
- if nb_scale_op <= 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))
- nb_scale_op = nb_scale_op - 1
+ if nb_scale_op <= 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))
+ nb_scale_op -= 1
vdu_scaling_info["scaling_direction"] = "IN"
vdu_scaling_info["vdu-delete"] = {}
for vdu_scale_info in scaling_descriptor["vdu"]:
vdu_scaling_info["vdu-delete"][vdu_scale_info["vdu-id-ref"]] = vdu_scale_info.get("count", 1)
# update VDU_SCALING_INFO with the VDUs to delete ip_addresses
+ vdu_create = vdu_scaling_info.get("vdu-create")
+ 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_scaling_info["vdu-delete"].get(vdur["vdu-id-ref"]):
- vdu_scaling_info["vdu-delete"][vdur["vdu-id-ref"]] -= 1
+ if vdu_delete.get(vdur["vdu-id-ref"]):
+ vdu_delete[vdur["vdu-id-ref"]] -= 1
vdu_scaling_info["vdu"].append({
"name": vdur["name"],
"vdu_id": vdur["vdu-id-ref"],
"ip_address": interface["ip-address"],
"mac_address": interface.get("mac-address"),
})
- del vdu_scaling_info["vdu-delete"]
+ vdu_delete = vdu_scaling_info.pop("vdu-delete")
- # execute primitive service PRE-SCALING
+ # 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") and scaling_config_action["trigger"] == "pre-scale-in" \
- and scaling_type == "SCALE_IN":
+ 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
- primitive_params = {}
for config_primitive in db_vnfd.get("vnf-configuration", {}).get("config-primitive", ()):
if config_primitive["name"] == vnf_config_primitive:
- for parameter in config_primitive.get("parameter", ()):
- if 'default-value' in parameter and \
- parameter['default-value'] == "<VDU_SCALE_INFO>":
- primitive_params[parameter["name"]] = yaml.safe_dump(vdu_scaling_info,
- default_flow_style=True,
- width=256)
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-cnfiguration:config-"
+ "[vnf-config-primitive-name-ref='{}'] does not match any vnf-configuration:config-"
"primitive".format(scaling_group, config_primitive))
+
+ vnfr_params = {"VDU_SCALE_INFO": vdu_scaling_info}
+ if db_vnfr.get("additionalParamsForVnf"):
+ vnfr_params.update(db_vnfr["additionalParamsForVnf"])
+
scale_process = "VCA"
db_nsr_update["config-status"] = "configuring pre-scaling"
- result, result_detail = await self._ns_execute_primitive(nsr_lcm, vnf_index,
- vnf_config_primitive, primitive_params)
- self.logger.debug(logging_text + "vnf_config_primitive={} Done with result {} {}".format(
- vnf_config_primitive, result, result_detail))
+ primitive_params = self._map_primitive_params(config_primitive, {}, vnfr_params)
+
+ # Pre-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, '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:
+ # Reintent: 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 reintent".
+ format(vnf_config_primitive))
+ # Execute the primitive, either with new (first-time) or registered (reintent) args
+ result, result_detail = await self._ns_execute_primitive(
+ nsr_deployed, vnf_index, None, None, None, vnf_config_primitive, primitive_params)
+ 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
+ # SCALE RO - BEGIN
+ # Should this block be skipped if 'RO_nsr_id' == None ?
+ # if (RO_nsr_id and RO_scaling_info):
if RO_scaling_info:
scale_process = "RO"
- RO = ROclient.ROClient(self.loop, **self.ro_config)
- RO_desc = await RO.create_action("ns", RO_nsr_id, {"vdu-scaling": RO_scaling_info})
- 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()
- # wait until ready
- RO_nslcmop_id = RO_desc["instance_action_id"]
- db_nslcmop_update["_admin.deploy.RO"] = RO_nslcmop_id
-
- RO_task_done = False
- step = detailed_status = "Waiting RO_task_id={} to complete the scale action.".format(RO_nslcmop_id)
- detailed_status_old = None
- self.logger.debug(logging_text + step)
-
- deployment_timeout = 1 * 3600 # One hour
- while deployment_timeout > 0:
- if not RO_task_done:
- desc = await RO.show("ns", item_id_name=RO_nsr_id, extra_item="action",
- extra_item_id=RO_nslcmop_id)
- ns_status, ns_status_info = RO.check_action_status(desc)
- if ns_status == "ERROR":
- raise ROclient.ROClientException(ns_status_info)
- elif ns_status == "BUILD":
- detailed_status = step + "; {}".format(ns_status_info)
- elif ns_status == "ACTIVE":
- RO_task_done = True
- step = detailed_status = "Waiting ns ready at RO. RO_id={}".format(RO_nsr_id)
- self.logger.debug(logging_text + step)
- else:
- assert False, "ROclient.check_action_status returns unknown {}".format(ns_status)
+ # Scale RO reintent check: Check if this sub-operation has been executed before
+ op_index = self._check_or_add_scale_suboperation(
+ db_nslcmop, vnf_index, None, None, 'SCALE-RO', RO_nsr_id, RO_scaling_info)
+ if (op_index == self.SUBOPERATION_STATUS_SKIP):
+ # Skip sub-operation
+ result = 'COMPLETED'
+ result_detail = 'Done'
+ self.logger.debug(logging_text + "Skipped sub-operation RO, result {} {}".format(
+ 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 + "New sub-operation RO")
else:
- desc = await RO.show("ns", RO_nsr_id)
- ns_status, ns_status_info = RO.check_ns_status(desc)
- if ns_status == "ERROR":
- raise ROclient.ROClientException(ns_status_info)
- elif ns_status == "BUILD":
- detailed_status = step + "; {}".format(ns_status_info)
- elif ns_status == "ACTIVE":
- step = detailed_status = "Waiting for management IP address reported by the VIM"
- try:
- desc = await RO.show("ns", RO_nsr_id)
- nsr_lcm["nsr_ip"] = RO.get_ns_vnf_info(desc)
- break
- except ROclient.ROClientException as e:
- if e.http_code != 409: # IP address is not ready return code is 409 CONFLICT
- raise e
+ # Reintent: Get registered params for this existing sub-operation
+ op = db_nslcmop.get('_admin', {}).get('operations', [])[op_index]
+ RO_nsr_id = op.get('RO_nsr_id')
+ RO_scaling_info = op.get('RO_scaling_info')
+ self.logger.debug(logging_text + "Sub-operation RO reintent".format(
+ vnf_config_primitive))
+
+ RO_desc = await self.RO.create_action("ns", RO_nsr_id, {"vdu-scaling": RO_scaling_info})
+ 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()
+ # wait until ready
+ RO_nslcmop_id = RO_desc["instance_action_id"]
+ db_nslcmop_update["_admin.deploy.RO"] = RO_nslcmop_id
+
+ RO_task_done = False
+ step = detailed_status = "Waiting RO_task_id={} to complete the scale action.".format(RO_nslcmop_id)
+ detailed_status_old = None
+ self.logger.debug(logging_text + step)
+
+ deployment_timeout = 1 * 3600 # One hour
+ while deployment_timeout > 0:
+ if not RO_task_done:
+ desc = await self.RO.show("ns", item_id_name=RO_nsr_id, extra_item="action",
+ extra_item_id=RO_nslcmop_id)
+ 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":
+ detailed_status = step + "; {}".format(ns_status_info)
+ elif ns_status == "ACTIVE":
+ RO_task_done = True
+ step = detailed_status = "Waiting ns ready at RO. RO_id={}".format(RO_nsr_id)
+ self.logger.debug(logging_text + step)
+ else:
+ assert False, "ROclient.check_action_status returns unknown {}".format(ns_status)
else:
- assert False, "ROclient.check_ns_status returns unknown {}".format(ns_status)
- if detailed_status != detailed_status_old:
- detailed_status_old = db_nslcmop_update["detailed-status"] = detailed_status
- self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update)
-
- await asyncio.sleep(5, loop=self.loop)
- deployment_timeout -= 5
- if deployment_timeout <= 0:
- raise ROclient.ROClientException("Timeout waiting ns to be ready")
-
- step = "Updating VNFRs"
- self.ns_update_vnfr({db_vnfr["member-vnf-index-ref"]: db_vnfr}, desc)
-
- # update VDU_SCALING_INFO with the obtained ip_addresses
- if vdu_scaling_info["scaling_direction"] == "OUT":
- for vdur in reversed(db_vnfr["vdur"]):
- if vdu_scaling_info["vdu-create"].get(vdur["vdu-id-ref"]):
- vdu_scaling_info["vdu-create"][vdur["vdu-id-ref"]] -= 1
- vdu_scaling_info["vdu"].append({
- "name": vdur["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"),
+
+ if ns_status == "ERROR":
+ raise ROclient.ROClientException(ns_status_info)
+ elif ns_status == "BUILD":
+ detailed_status = step + "; {}".format(ns_status_info)
+ elif ns_status == "ACTIVE":
+ step = detailed_status = \
+ "Waiting for management IP address reported by the VIM. Updating VNFRs"
+ if not vnfr_scaled:
+ self.scale_vnfr(db_vnfr, vdu_create=vdu_create, vdu_delete=vdu_delete)
+ vnfr_scaled = True
+ try:
+ desc = await self.RO.show("ns", RO_nsr_id)
+ # nsr_deployed["nsr_ip"] = RO.get_ns_vnf_info(desc)
+ self.ns_update_vnfr({db_vnfr["member-vnf-index-ref"]: db_vnfr}, desc)
+ break
+ except LcmExceptionNoMgmtIP:
+ pass
+ else:
+ assert False, "ROclient.check_ns_status returns unknown {}".format(ns_status)
+ if detailed_status != detailed_status_old:
+ self._update_suboperation_status(
+ db_nslcmop, op_index, 'COMPLETED', detailed_status)
+ detailed_status_old = db_nslcmop_update["detailed-status"] = detailed_status
+ self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update)
+
+ await asyncio.sleep(5, loop=self.loop)
+ deployment_timeout -= 5
+ if deployment_timeout <= 0:
+ self._update_suboperation_status(
+ db_nslcmop, nslcmop_id, op_index, 'FAILED', "Timeout when waiting for ns to get ready")
+ raise ROclient.ROClientException("Timeout waiting ns to be ready")
+
+ # update VDU_SCALING_INFO with the obtained ip_addresses
+ if vdu_scaling_info["scaling_direction"] == "OUT":
+ for vdur in reversed(db_vnfr["vdur"]):
+ if vdu_scaling_info["vdu-create"].get(vdur["vdu-id-ref"]):
+ vdu_scaling_info["vdu-create"][vdur["vdu-id-ref"]] -= 1
+ vdu_scaling_info["vdu"].append({
+ "name": vdur["name"],
+ "vdu_id": vdur["vdu-id-ref"],
+ "interface": []
})
- del vdu_scaling_info["vdu-create"]
+ 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"),
+ })
+ del vdu_scaling_info["vdu-create"]
+
+ self._update_suboperation_status(db_nslcmop, op_index, 'COMPLETED', 'Done')
+ # SCALE RO - END
scale_process = None
if db_nsr_update:
self.update_db_2("nsrs", nsr_id, db_nsr_update)
+ # 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") and scaling_config_action["trigger"] == "post-scale-out" \
- and scaling_type == "SCALE_OUT":
+ 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"])
+
# look for primitive
- primitive_params = {}
for config_primitive in db_vnfd.get("vnf-configuration", {}).get("config-primitive", ()):
if config_primitive["name"] == vnf_config_primitive:
- for parameter in config_primitive.get("parameter", ()):
- if 'default-value' in parameter and \
- parameter['default-value'] == "<VDU_SCALE_INFO>":
- primitive_params[parameter["name"]] = yaml.safe_dump(vdu_scaling_info,
- default_flow_style=True,
- width=256)
break
else:
raise LcmException("Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:"
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 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:
+ # 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:
+ # Reintent: 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 reintent".
+ format(vnf_config_primitive))
+ # Execute the primitive, either with new (first-time) or registered (reintent) args
+ result, result_detail = await self._ns_execute_primitive(
+ nsr_deployed, vnf_index, None, None, None, vnf_config_primitive, primitive_params)
+ 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)
- result, result_detail = await self._ns_execute_primitive(nsr_lcm, vnf_index,
- vnf_config_primitive, primitive_params)
- self.logger.debug(logging_text + "vnf_config_primitive={} Done with result {} {}".format(
- vnf_config_primitive, 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_nslcmop_update["operationState"] = nslcmop_operation_state = "COMPLETED"
db_nslcmop_update["statusEnteredTime"] = time()
db_nslcmop_update["detailed-status"] = "done"
db_nsr_update["detailed-status"] = "" # "scaled {} {}".format(scaling_group, scaling_type)
- db_nsr_update["operational-status"] = old_operational_status
+ 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) as e:
db_nsr_update["operational-status"] = "failed"
db_nsr_update["detailed-status"] = "FAILED scaling nslcmop={} {}: {}".format(nslcmop_id, step,
exc)
- if db_nslcmop_update:
- self.update_db_2("nslcmops", nslcmop_id, db_nslcmop_update)
- if db_nsr:
- db_nsr_update["_admin.nslcmop"] = None
- self.update_db_2("nsrs", nsr_id, db_nsr_update)
+ try:
+ 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:
try:
await self.msg.aiowrite("ns", "scaled", {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id,
- "operationState": nslcmop_operation_state})
+ "operationState": nslcmop_operation_state},
+ loop=self.loop)
# if cooldown_time:
- # await asyncio.sleep(cooldown_time)
+ # await asyncio.sleep(cooldown_time, loop=self.loop)
# await self.msg.aiowrite("ns","scaled-cooldown-time", {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id})
except Exception as e:
self.logger.error(logging_text + "kafka_write notification Exception {}".format(e))