# -*- coding: utf-8 -*-
+##
+# 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 logging
import logging.handlers
import traceback
-import ns
-from ns import populate_dict as populate_dict
-import ROclient
-from lcm_utils import LcmException, LcmBase
+from osm_lcm import ROclient
+from osm_lcm.lcm_utils import (
+ LcmException,
+ LcmBase,
+ populate_dict,
+ get_iterable,
+ deep_get,
+)
from osm_common.dbbase import DbException
from time import time
from copy import deepcopy
__author__ = "Felipe Vicens, Pol Alemany, 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]
-
-
class NetsliceLcm(LcmBase):
- total_deploy_timeout = 2 * 3600 # global timeout for deployment
+ timeout_nsi_deploy = 2 * 3600 # default global timeout for deployment a nsi
- def __init__(self, db, msg, fs, lcm_tasks, ro_config, vca_config, loop):
+ def __init__(self, msg, lcm_tasks, config, loop, ns):
"""
Init, Connect to database, filesystem storage, and messaging
:param config: two level dictionary with configuration. Top level should contain 'database', 'storage',
:return: None
"""
# logging
- self.logger = logging.getLogger('lcm.netslice')
+ self.logger = logging.getLogger("lcm.netslice")
self.loop = loop
self.lcm_tasks = lcm_tasks
- self.ns = ns.NsLcm(db, msg, fs, lcm_tasks, ro_config, vca_config, loop)
- self.ro_config = ro_config
+ self.ns = ns
+ self.ro_config = config["ro_config"]
+ self.timeout = config["timeout"]
- super().__init__(db, msg, fs, self.logger)
+ super().__init__(msg, self.logger)
def nsi_update_nsir(self, nsi_update_nsir, db_nsir, nsir_desc_RO):
"""
nsi_update_nsir["vld.{}".format(vld_index)] = vld
break
else:
- raise LcmException("ns_update_nsir: Not found vld={} at RO info".format(vld["id"]))
+ raise LcmException(
+ "ns_update_nsir: Not found vld={} at RO info".format(vld["id"])
+ )
async def instantiate(self, nsir_id, nsilcmop_id):
+
+ # Try to lock HA task here
+ task_is_locked_by_me = self.lcm_tasks.lock_HA("nsi", "nsilcmops", nsilcmop_id)
+ if not task_is_locked_by_me:
+ return
+
logging_text = "Task netslice={} instantiate={} ".format(nsir_id, nsilcmop_id)
self.logger.debug(logging_text + "Enter")
# get all needed from database
nsilcmop_operation_state = None
vim_2_RO = {}
RO = ROclient.ROClient(self.loop, **self.ro_config)
+ nsi_vld_instantiationi_params = {}
def ip_profile_2_RO(ip_profile):
RO_ip_profile = deepcopy((ip_profile))
if isinstance(RO_ip_profile["dns-server"], list):
RO_ip_profile["dns-address"] = []
for ds in RO_ip_profile.pop("dns-server"):
- RO_ip_profile["dns-address"].append(ds['address'])
+ RO_ip_profile["dns-address"].append(ds["address"])
else:
RO_ip_profile["dns-address"] = RO_ip_profile.pop("dns-server")
if RO_ip_profile.get("ip-version") == "ipv4":
db_vim = self.db.get_one("vim_accounts", {"_id": vim_account})
if db_vim["_admin"]["operationalState"] != "ENABLED":
- raise LcmException("VIM={} is not available. operationalState={}".format(
- vim_account, db_vim["_admin"]["operationalState"]))
+ raise LcmException(
+ "VIM={} is not available. operationalState={}".format(
+ vim_account, db_vim["_admin"]["operationalState"]
+ )
+ )
RO_vim_id = db_vim["_admin"]["deployed"]["RO"]
vim_2_RO[vim_account] = RO_vim_id
return RO_vim_id
- async def netslice_scenario_create(self, vld_item, nsir_id, db_nsir, db_nsir_admin, db_nsir_update):
+ async def netslice_scenario_create(
+ self, vld_item, nsir_id, db_nsir, db_nsir_admin, db_nsir_update
+ ):
"""
Create a network slice VLD through RO Scenario
:param vld_id The VLD id inside nsir to be created
:param nsir_id The nsir id
"""
+ nonlocal nsi_vld_instantiationi_params
ip_vld = None
mgmt_network = False
RO_vld_sites = []
vld_shared = None
for shared_nsrs_item in get_iterable(vld_item, "shared-nsrs-list"):
- _filter = {"_id.ne": nsir_id, "_admin.nsrs-detailed-list.ANYINDEX.nsrId": shared_nsrs_item}
- shared_nsi = self.db.get_one("nsis", _filter, fail_on_empty=False, fail_on_more=False)
+ _filter = {
+ "_id.ne": nsir_id,
+ "_admin.nsrs-detailed-list.ANYINDEX.nsrId": shared_nsrs_item,
+ }
+ shared_nsi = self.db.get_one(
+ "nsis", _filter, fail_on_empty=False, fail_on_more=False
+ )
if shared_nsi:
for vlds in get_iterable(shared_nsi["_admin"]["deployed"], "RO"):
if vld_id == vlds["vld_id"]:
- vld_shared = {"instance_scenario_id": vlds["netslice_scenario_id"], "osm_id": vld_id}
+ vld_shared = {
+ "instance_scenario_id": vlds["netslice_scenario_id"],
+ "osm_id": vld_id,
+ }
break
break
# Creating netslice-vld at RO
- RO_nsir = db_nsir["_admin"].get("deployed", {}).get("RO", [])
+ RO_nsir = deep_get(db_nsir, ("_admin", "deployed", "RO"), [])
if vld_id in RO_nsir:
db_nsir_update["_admin.deployed.RO"] = RO_nsir
else:
# TODO: Check VDU type in all descriptors finding SRIOV / PT
# Updating network names and datacenters from instantiation parameters for each VLD
- RO_ns_params = {}
- RO_ns_params["name"] = netslice_vld["name"]
- RO_ns_params["datacenter"] = vim_account_2_RO(db_nsir["instantiation_parameters"]["vimAccountId"])
- for instantiation_params_vld in get_iterable(db_nsir["instantiation_parameters"], "netslice-vld"):
+ for instantiation_params_vld in get_iterable(
+ db_nsir["instantiation_parameters"], "netslice-vld"
+ ):
if instantiation_params_vld.get("name") == netslice_vld["name"]:
ip_vld = deepcopy(instantiation_params_vld)
+ ip_vld.pop("name")
+ nsi_vld_instantiationi_params[netslice_vld["name"]] = ip_vld
- if netslice_vld.get("mgmt-network"):
- mgmt_network = True
-
- # Creating scenario if vim-network-name / vim-network-id are present as instantiation parameter
- # Use vim-network-id instantiation parameter
- vim_network_option = None
- if ip_vld:
- if ip_vld.get("vim-network-id"):
- vim_network_option = "vim-network-id"
- elif ip_vld.get("vim-network-name"):
- vim_network_option = "vim-network-name"
- if ip_vld.get("ip-profile"):
- populate_dict(RO_ns_params, ("networks", netslice_vld["name"], "ip-profile"),
- ip_profile_2_RO(ip_vld["ip-profile"]))
-
- if vim_network_option:
- if ip_vld.get(vim_network_option):
- if isinstance(ip_vld.get(vim_network_option), list):
- for vim_net_id in ip_vld.get(vim_network_option):
- for vim_account, vim_net in vim_net_id.items():
- RO_vld_sites.append({
- "netmap-use": vim_net,
- "datacenter": vim_account_2_RO(vim_account)
- })
- elif isinstance(ip_vld.get(vim_network_option), dict):
- for vim_account, vim_net in ip_vld.get(vim_network_option).items():
- RO_vld_sites.append({
- "netmap-use": vim_net,
- "datacenter": vim_account_2_RO(vim_account)
- })
- else:
- RO_vld_sites.append({
- "netmap-use": ip_vld[vim_network_option],
- "datacenter": vim_account_2_RO(netslice_vld["vimAccountId"])})
-
- # Use default netslice vim-network-name from template
- else:
- for nss_conn_point_ref in get_iterable(netslice_vld, "nss-connection-point-ref"):
- if nss_conn_point_ref.get("vimAccountId"):
- if nss_conn_point_ref["vimAccountId"] != netslice_vld["vimAccountId"]:
- RO_vld_sites.append({
- "netmap-create": None,
- "datacenter": vim_account_2_RO(nss_conn_point_ref["vimAccountId"])})
-
- if vld_shared:
- populate_dict(RO_ns_params, ("networks", netslice_vld["name"], "use-network"), vld_shared)
-
- if RO_vld_sites:
- populate_dict(RO_ns_params, ("networks", netslice_vld["name"], "sites"), RO_vld_sites)
-
- RO_ns_params["scenario"] = {"nets": [{"name": netslice_vld["name"],
- "external": mgmt_network, "type": "bridge"}]}
-
- # self.logger.debug(logging_text + step)
- db_nsir_update["detailed-status"] = "Creating netslice-vld at RO"
- desc = await RO.create("ns", descriptor=RO_ns_params)
db_nsir_update_RO = {}
- db_nsir_update_RO["netslice_scenario_id"] = desc["uuid"]
- db_nsir_update_RO["vld_id"] = RO_ns_params["name"]
+ db_nsir_update_RO["vld_id"] = netslice_vld["name"]
+ if self.ro_config["ng"]:
+ db_nsir_update_RO["netslice_scenario_id"] = (
+ vld_shared.get("instance_scenario_id")
+ if vld_shared
+ else "nsir:{}:vld.{}".format(nsir_id, netslice_vld["name"])
+ )
+ else: # if not self.ro_config["ng"]:
+ if netslice_vld.get("mgmt-network"):
+ mgmt_network = True
+ RO_ns_params = {}
+ RO_ns_params["name"] = netslice_vld["name"]
+ RO_ns_params["datacenter"] = vim_account_2_RO(
+ db_nsir["instantiation_parameters"]["vimAccountId"]
+ )
+
+ # Creating scenario if vim-network-name / vim-network-id are present as instantiation parameter
+ # Use vim-network-id instantiation parameter
+ vim_network_option = None
+ if ip_vld:
+ if ip_vld.get("vim-network-id"):
+ vim_network_option = "vim-network-id"
+ elif ip_vld.get("vim-network-name"):
+ vim_network_option = "vim-network-name"
+ if ip_vld.get("ip-profile"):
+ populate_dict(
+ RO_ns_params,
+ ("networks", netslice_vld["name"], "ip-profile"),
+ ip_profile_2_RO(ip_vld["ip-profile"]),
+ )
+
+ if vim_network_option:
+ if ip_vld.get(vim_network_option):
+ if isinstance(ip_vld.get(vim_network_option), list):
+ for vim_net_id in ip_vld.get(vim_network_option):
+ for vim_account, vim_net in vim_net_id.items():
+ RO_vld_sites.append(
+ {
+ "netmap-use": vim_net,
+ "datacenter": vim_account_2_RO(
+ vim_account
+ ),
+ }
+ )
+ elif isinstance(ip_vld.get(vim_network_option), dict):
+ for vim_account, vim_net in ip_vld.get(
+ vim_network_option
+ ).items():
+ RO_vld_sites.append(
+ {
+ "netmap-use": vim_net,
+ "datacenter": vim_account_2_RO(vim_account),
+ }
+ )
+ else:
+ RO_vld_sites.append(
+ {
+ "netmap-use": ip_vld[vim_network_option],
+ "datacenter": vim_account_2_RO(
+ netslice_vld["vimAccountId"]
+ ),
+ }
+ )
+
+ # Use default netslice vim-network-name from template
+ else:
+ for nss_conn_point_ref in get_iterable(
+ netslice_vld, "nss-connection-point-ref"
+ ):
+ if nss_conn_point_ref.get("vimAccountId"):
+ if (
+ nss_conn_point_ref["vimAccountId"]
+ != netslice_vld["vimAccountId"]
+ ):
+ RO_vld_sites.append(
+ {
+ "netmap-create": None,
+ "datacenter": vim_account_2_RO(
+ nss_conn_point_ref["vimAccountId"]
+ ),
+ }
+ )
+
+ if vld_shared:
+ populate_dict(
+ RO_ns_params,
+ ("networks", netslice_vld["name"], "use-network"),
+ vld_shared,
+ )
+
+ if RO_vld_sites:
+ populate_dict(
+ RO_ns_params,
+ ("networks", netslice_vld["name"], "sites"),
+ RO_vld_sites,
+ )
+
+ RO_ns_params["scenario"] = {
+ "nets": [
+ {
+ "name": netslice_vld["name"],
+ "external": mgmt_network,
+ "type": "bridge",
+ }
+ ]
+ }
+
+ # self.logger.debug(logging_text + step)
+ desc = await RO.create("ns", descriptor=RO_ns_params)
+ db_nsir_update_RO["netslice_scenario_id"] = desc["uuid"]
db_nsir_update["_admin.deployed.RO"].append(db_nsir_update_RO)
-
+
def overwrite_nsd_params(self, db_nsir, nslcmop):
- RO_list = []
+ nonlocal nsi_vld_instantiationi_params
+ nonlocal db_nsir_update
vld_op_list = []
vld = None
nsr_id = nslcmop.get("nsInstanceId")
# Overwrite instantiation parameters in netslice runtime
- if db_nsir.get("_admin"):
- if db_nsir["_admin"].get("deployed"):
- db_admin_deployed_nsir = db_nsir["_admin"].get("deployed")
- if db_admin_deployed_nsir.get("RO"):
- RO_list = db_admin_deployed_nsir["RO"]
-
- for RO_item in RO_list:
- for netslice_vld in get_iterable(db_nsir["_admin"], "netslice-vld"):
- # if is equal vld of _admin with vld of netslice-vld then go for the CPs
- if RO_item.get("vld_id") == netslice_vld.get("id"):
- # Search the cp of netslice-vld that match with nst:netslice-subnet
- for nss_cp_item in get_iterable(netslice_vld, "nss-connection-point-ref"):
- # Search the netslice-subnet of nst that match
- for nss in get_iterable(db_nsir["_admin"], "netslice-subnet"):
- # Compare nss-ref equal nss from nst
- if nss_cp_item["nss-ref"] == nss["nss-id"]:
- db_nsds = self.db.get_one("nsds", {"_id": nss["nsdId"]})
- # Go for nsd, and search the CP that match with nst:CP to get vld-id-ref
- for cp_nsd in db_nsds["connection-point"]:
- if cp_nsd["name"] == nss_cp_item["nsd-connection-point-ref"]:
- if nslcmop.get("operationParams"):
- if nslcmop["operationParams"].get("nsName") == nss["nsName"]:
- vld_id = RO_item["vld_id"]
- netslice_scenario_id = RO_item["netslice_scenario_id"]
- nslcmop_vld = {}
- nslcmop_vld["ns-net"] = {vld_id: netslice_scenario_id}
- nslcmop_vld["name"] = cp_nsd["vld-id-ref"]
- for vld in get_iterable(nslcmop["operationParams"], "vld"):
- if vld["name"] == cp_nsd["vld-id-ref"]:
- nslcmop_vld.update(vld)
- vld_op_list.append(nslcmop_vld)
+ RO_list = db_nsir_admin["deployed"]["RO"]
+
+ for ro_item_index, RO_item in enumerate(RO_list):
+ netslice_vld = next(
+ (
+ n
+ for n in get_iterable(db_nsir["_admin"], "netslice-vld")
+ if RO_item.get("vld_id") == n.get("id")
+ ),
+ None,
+ )
+ if not netslice_vld:
+ continue
+ # if is equal vld of _admin with vld of netslice-vld then go for the CPs
+ # Search the cp of netslice-vld that match with nst:netslice-subnet
+ for nss_cp_item in get_iterable(
+ netslice_vld, "nss-connection-point-ref"
+ ):
+ # Search the netslice-subnet of nst that match
+ nss = next(
+ (
+ nss
+ for nss in get_iterable(
+ db_nsir["_admin"], "netslice-subnet"
+ )
+ if nss_cp_item["nss-ref"] == nss["nss-id"]
+ ),
+ None,
+ )
+ # Compare nss-ref equal nss from nst
+ if not nss:
+ continue
+ db_nsds = self.db.get_one("nsds", {"_id": nss["nsdId"]})
+ # Go for nsd, and search the CP that match with nst:CP to get vld-id-ref
+ for cp_nsd in db_nsds.get("sapd", ()):
+ if cp_nsd["id"] == nss_cp_item["nsd-connection-point-ref"]:
+ if nslcmop.get("operationParams"):
+ if (
+ nslcmop["operationParams"].get("nsName")
+ == nss["nsName"]
+ ):
+ vld_id = RO_item["vld_id"]
+ netslice_scenario_id = RO_item[
+ "netslice_scenario_id"
+ ]
+ nslcmop_vld = {}
+ nslcmop_vld["name"] = cp_nsd["virtual-link-desc"]
+ for vld in get_iterable(
+ nslcmop["operationParams"], "vld"
+ ):
+ if vld["name"] == cp_nsd["virtual-link-desc"]:
+ nslcmop_vld.update(vld)
+ if self.ro_config["ng"]:
+ nslcmop_vld["common_id"] = netslice_scenario_id
+ nslcmop_vld.update(
+ nsi_vld_instantiationi_params.get(
+ RO_item["vld_id"], {}
+ )
+ )
+ else:
+ nslcmop_vld["ns-net"] = {
+ vld_id: netslice_scenario_id
+ }
+ vld_op_list.append(nslcmop_vld)
nslcmop["operationParams"]["vld"] = vld_op_list
- self.update_db_2("nslcmops", nslcmop["_id"], nslcmop)
+ self.update_db_2(
+ "nslcmops", nslcmop["_id"], {"operationParams.vld": vld_op_list}
+ )
return nsr_id, nslcmop
try:
+ # wait for any previous tasks in process
+ await self.lcm_tasks.waitfor_related_HA("nsi", "nsilcmops", nsilcmop_id)
+
step = "Getting nsir={} from db".format(nsir_id)
db_nsir = self.db.get_one("nsis", {"_id": nsir_id})
step = "Getting nsilcmop={} from db".format(nsilcmop_id)
db_nsilcmop = self.db.get_one("nsilcmops", {"_id": nsilcmop_id})
- # look if previous tasks is in process
- task_name, task_dependency = self.lcm_tasks.lookfor_related("nsi", nsir_id, nsilcmop_id)
- if task_dependency:
- step = db_nsilcmop_update["detailed-status"] = \
- "Waiting for related tasks to be completed: {}".format(task_name)
- self.logger.debug(logging_text + step)
- self.update_db_2("nsilcmops", nsilcmop_id, db_nsilcmop_update)
- _, pending = await asyncio.wait(task_dependency, timeout=3600)
- if pending:
- raise LcmException("Timeout waiting related tasks to be completed")
+ start_deploy = time()
+ nsi_params = db_nsilcmop.get("operationParams")
+ if nsi_params and nsi_params.get("timeout_nsi_deploy"):
+ timeout_nsi_deploy = nsi_params["timeout_nsi_deploy"]
+ else:
+ timeout_nsi_deploy = self.timeout.get(
+ "nsi_deploy", self.timeout_nsi_deploy
+ )
# Empty list to keep track of network service records status in the netslice
nsir_admin = db_nsir_admin = db_nsir.get("_admin")
+ step = "Creating slice operational-status init"
# Slice status Creating
db_nsir_update["detailed-status"] = "creating"
db_nsir_update["operational-status"] = "init"
- self.update_db_2("nsis", nsir_id, db_nsir_update)
-
+ db_nsir_update["_admin.nsiState"] = "INSTANTIATED"
+
+ step = "Instantiating netslice VLDs before NS instantiation"
# Creating netslice VLDs networking before NS instantiation
+ db_nsir_update["detailed-status"] = step
+ self.update_db_2("nsis", nsir_id, db_nsir_update)
db_nsir_update["_admin.deployed.RO"] = db_nsir_admin["deployed"]["RO"]
for vld_item in get_iterable(nsir_admin, "netslice-vld"):
- await netslice_scenario_create(self, vld_item, nsir_id, db_nsir, db_nsir_admin, db_nsir_update)
+ await netslice_scenario_create(
+ self, vld_item, nsir_id, db_nsir, db_nsir_admin, db_nsir_update
+ )
+
+ step = "Instantiating netslice subnets"
+ db_nsir_update["detailed-status"] = step
self.update_db_2("nsis", nsir_id, db_nsir_update)
-
- db_nsir_update["detailed-status"] = "Creating netslice subnets at RO"
- self.update_db_2("nsis", nsir_id, db_nsir_update)
db_nsir = self.db.get_one("nsis", {"_id": nsir_id})
# netslice_scenarios = db_nsir["_admin"]["deployed"]["RO"]
# db_nsir_update_RO = deepcopy(netslice_scenarios)
# for netslice_scenario in netslice_scenarios:
- # await netslice_scenario_check(self, netslice_scenario["netslice_scenario_id"],
+ # await netslice_scenario_check(self, netslice_scenario["netslice_scenario_id"],
# nsir_id, db_nsir_update_RO)
-
+
# db_nsir_update["_admin.deployed.RO"] = db_nsir_update_RO
# self.update_db_2("nsis", nsir_id, db_nsir_update)
# Iterate over the network services operation ids to instantiate NSs
- # TODO: (future improvement) look another way check the tasks instead of keep asking
- # -> https://docs.python.org/3/library/asyncio-task.html#waiting-primitives
- # steps: declare ns_tasks, add task when terminate is called, await asyncio.wait(vca_task_list, timeout=300)
+ step = "Instantiating Netslice Subnets"
db_nsir = self.db.get_one("nsis", {"_id": nsir_id})
nslcmop_ids = db_nsilcmop["operationParams"].get("nslcmops_ids")
for nslcmop_id in nslcmop_ids:
nsr_id, nslcmop = overwrite_nsd_params(self, db_nsir, nslcmop)
step = "Launching ns={} instantiate={} task".format(nsr_id, nslcmop_id)
task = asyncio.ensure_future(self.ns.instantiate(nsr_id, nslcmop_id))
- self.lcm_tasks.register("ns", nsr_id, nslcmop_id, "ns_instantiate", task)
-
+ self.lcm_tasks.register(
+ "ns", nsr_id, nslcmop_id, "ns_instantiate", task
+ )
+
# Wait until Network Slice is ready
- step = nsir_status_detailed = " Waiting nsi ready. nsi_id={}".format(nsir_id)
+ step = " Waiting nsi ready."
nsrs_detailed_list_old = None
self.logger.debug(logging_text + step)
-
- # TODO: substitute while for await (all task to be done or not)
- deployment_timeout = 2 * 3600 # Two hours
- while deployment_timeout > 0:
+
+ # For HA, it is checked from database, as the ns operation may be managed by other LCM worker
+ while time() <= start_deploy + timeout_nsi_deploy:
# Check ns instantiation status
nsi_ready = True
nsir = self.db.get_one("nsis", {"_id": nsir_id})
- nsir_admin = nsir["_admin"]
nsrs_detailed_list = nsir["_admin"]["nsrs-detailed-list"]
nsrs_detailed_list_new = []
for nslcmop_item in nslcmop_ids:
# TODO: (future improvement) other possible status: ROLLING_BACK,ROLLED_BACK
for nss in nsrs_detailed_list:
if nss["nsrId"] == nslcmop["nsInstanceId"]:
- nss.update({"nsrId": nslcmop["nsInstanceId"], "status": nslcmop["operationState"],
- "detailed-status":
- nsir_status_detailed + "; {}".format(nslcmop.get("detailed-status")),
- "instantiated": True})
+ nss.update(
+ {
+ "nsrId": nslcmop["nsInstanceId"],
+ "status": nslcmop["operationState"],
+ "detailed-status": nslcmop.get("detailed-status"),
+ "instantiated": True,
+ }
+ )
nsrs_detailed_list_new.append(nss)
- if status not in ["COMPLETED", "PARTIALLY_COMPLETED", "FAILED", "FAILED_TEMP"]:
+ if status not in [
+ "COMPLETED",
+ "PARTIALLY_COMPLETED",
+ "FAILED",
+ "FAILED_TEMP",
+ ]:
nsi_ready = False
if nsrs_detailed_list_new != nsrs_detailed_list_old:
- nsir_admin["nsrs-detailed-list"] = nsrs_detailed_list_new
nsrs_detailed_list_old = nsrs_detailed_list_new
- db_nsir_update["_admin"] = nsir_admin
- self.update_db_2("nsis", nsir_id, db_nsir_update)
+ self.update_db_2(
+ "nsis",
+ nsir_id,
+ {"_admin.nsrs-detailed-list": nsrs_detailed_list_new},
+ )
if nsi_ready:
- step = "Network Slice Instance is ready. nsi_id={}".format(nsir_id)
- for items in nsrs_detailed_list:
- if "FAILED" in items.values():
- raise LcmException("Error deploying NSI: {}".format(nsir_id))
+ error_list = []
+ step = "Network Slice Instance instantiated"
+ for nss in nsrs_detailed_list:
+ if nss["status"] in ("FAILED", "FAILED_TEMP"):
+ error_list.append(
+ "NS {} {}: {}".format(
+ nss["nsrId"], nss["status"], nss["detailed-status"]
+ )
+ )
+ if error_list:
+ step = "instantiating"
+ raise LcmException("; ".join(error_list))
break
-
+
# TODO: future improvement due to synchronism -> await asyncio.wait(vca_task_list, timeout=300)
await asyncio.sleep(5, loop=self.loop)
- deployment_timeout -= 5
-
- if deployment_timeout <= 0:
- raise LcmException("Timeout waiting nsi to be ready. nsi_id={}".format(nsir_id))
+
+ else: # timeout_nsi_deploy reached:
+ raise LcmException("Timeout waiting nsi to be ready.")
db_nsir_update["operational-status"] = "running"
db_nsir_update["detailed-status"] = "done"
db_nsir_update["config-status"] = "configured"
- db_nsilcmop_update["operationState"] = nsilcmop_operation_state = "COMPLETED"
+ db_nsilcmop_update[
+ "operationState"
+ ] = nsilcmop_operation_state = "COMPLETED"
db_nsilcmop_update["statusEnteredTime"] = time()
db_nsilcmop_update["detailed-status"] = "done"
return
except (LcmException, DbException) as e:
- self.logger.error(logging_text + "Exit Exception while '{}': {}".format(step, e))
+ self.logger.error(
+ logging_text + "Exit Exception while '{}': {}".format(step, e)
+ )
exc = e
except asyncio.CancelledError:
- self.logger.error(logging_text + "Cancelled Exception while '{}'".format(step))
+ self.logger.error(
+ logging_text + "Cancelled Exception while '{}'".format(step)
+ )
exc = "Operation was cancelled"
except Exception as e:
exc = traceback.format_exc()
- self.logger.critical(logging_text + "Exit Exception {} while '{}': {}".format(type(e).__name__, step, e),
- exc_info=True)
+ self.logger.critical(
+ logging_text
+ + "Exit Exception {} while '{}': {}".format(type(e).__name__, step, e),
+ exc_info=True,
+ )
finally:
if exc:
if db_nsir:
db_nsir_update["detailed-status"] = "ERROR {}: {}".format(step, exc)
db_nsir_update["operational-status"] = "failed"
+ db_nsir_update["config-status"] = "configured"
if db_nsilcmop:
- db_nsilcmop_update["detailed-status"] = "FAILED {}: {}".format(step, exc)
- db_nsilcmop_update["operationState"] = nsilcmop_operation_state = "FAILED"
+ db_nsilcmop_update["detailed-status"] = "FAILED {}: {}".format(
+ step, exc
+ )
+ db_nsilcmop_update[
+ "operationState"
+ ] = nsilcmop_operation_state = "FAILED"
db_nsilcmop_update["statusEnteredTime"] = time()
try:
if db_nsir:
- db_nsir_update["_admin.nsiState"] = "INSTANTIATED"
db_nsir_update["_admin.nsilcmop"] = None
self.update_db_2("nsis", nsir_id, db_nsir_update)
if db_nsilcmop:
self.logger.error(logging_text + "Cannot update database: {}".format(e))
if nsilcmop_operation_state:
try:
- await self.msg.aiowrite("nsi", "instantiated", {"nsir_id": nsir_id, "nsilcmop_id": nsilcmop_id,
- "operationState": nsilcmop_operation_state})
+ await self.msg.aiowrite(
+ "nsi",
+ "instantiated",
+ {
+ "nsir_id": nsir_id,
+ "nsilcmop_id": nsilcmop_id,
+ "operationState": nsilcmop_operation_state,
+ },
+ )
except Exception as e:
- self.logger.error(logging_text + "kafka_write notification Exception {}".format(e))
+ self.logger.error(
+ logging_text + "kafka_write notification Exception {}".format(e)
+ )
self.logger.debug(logging_text + "Exit")
self.lcm_tasks.remove("nsi", nsir_id, nsilcmop_id, "nsi_instantiate")
async def terminate(self, nsir_id, nsilcmop_id):
+
+ # Try to lock HA task here
+ task_is_locked_by_me = self.lcm_tasks.lock_HA("nsi", "nsilcmops", nsilcmop_id)
+ if not task_is_locked_by_me:
+ return
+
logging_text = "Task nsi={} terminate={} ".format(nsir_id, nsilcmop_id)
self.logger.debug(logging_text + "Enter")
- exc = None
+ exc = None
db_nsir = None
db_nsilcmop = None
db_nsir_update = {"_admin.nsilcmop": nsilcmop_id}
db_nsilcmop_update = {}
RO = ROclient.ROClient(self.loop, **self.ro_config)
nsir_deployed = None
- failed_detail = [] # annotates all failed error messages
+ failed_detail = [] # annotates all failed error messages
nsilcmop_operation_state = None
autoremove = False # autoremove after terminated
try:
+ # wait for any previous tasks in process
+ await self.lcm_tasks.waitfor_related_HA("nsi", "nsilcmops", nsilcmop_id)
+
step = "Getting nsir={} from db".format(nsir_id)
db_nsir = self.db.get_one("nsis", {"_id": nsir_id})
nsir_deployed = deepcopy(db_nsir["_admin"].get("deployed"))
step = "Getting nsilcmop={} from db".format(nsilcmop_id)
db_nsilcmop = self.db.get_one("nsilcmops", {"_id": nsilcmop_id})
-
+
# TODO: Check if makes sense check the nsiState=NOT_INSTANTIATED when terminate
# CASE: Instance was terminated but there is a second request to terminate the instance
if db_nsir["_admin"]["nsiState"] == "NOT_INSTANTIATED":
db_nsir_update["detailed-status"] = "Terminating Netslice subnets"
self.update_db_2("nsis", nsir_id, db_nsir_update)
- # look if previous tasks is in process
- task_name, task_dependency = self.lcm_tasks.lookfor_related("nsi", nsir_id, nsilcmop_id)
- if task_dependency:
- step = db_nsilcmop_update["detailed-status"] = \
- "Waiting for related tasks to be completed: {}".format(task_name)
- self.logger.debug(logging_text + step)
- self.update_db_2("nsilcmops", nsilcmop_id, db_nsilcmop_update)
- _, pending = await asyncio.wait(task_dependency, timeout=3600)
- if pending:
- raise LcmException("Timeout waiting related tasks to be completed")
-
# Gets the list to keep track of network service records status in the netslice
- nsir_admin = db_nsir["_admin"]
- nsrs_detailed_list = []
+ nsrs_detailed_list = []
# Iterate over the network services operation ids to terminate NSs
- # TODO: (future improvement) look another way check the tasks instead of keep asking
+ # TODO: (future improvement) look another way check the tasks instead of keep asking
# -> https://docs.python.org/3/library/asyncio-task.html#waiting-primitives
# steps: declare ns_tasks, add task when terminate is called, await asyncio.wait(vca_task_list, timeout=300)
+ step = "Terminating Netslice Subnets"
nslcmop_ids = db_nsilcmop["operationParams"].get("nslcmops_ids")
nslcmop_new = []
for nslcmop_id in nslcmop_ids:
nslcmop = self.db.get_one("nslcmops", {"_id": nslcmop_id})
nsr_id = nslcmop["operationParams"].get("nsInstanceId")
- nss_in_use = self.db.get_list("nsis", {"_admin.netslice-vld.ANYINDEX.shared-nsrs-list": nsr_id,
- "operational-status": {"$nin": ["terminated", "failed"]}})
+ nss_in_use = self.db.get_list(
+ "nsis",
+ {
+ "_admin.netslice-vld.ANYINDEX.shared-nsrs-list": nsr_id,
+ "operational-status": {"$nin": ["terminated", "failed"]},
+ },
+ )
if len(nss_in_use) < 2:
task = asyncio.ensure_future(self.ns.terminate(nsr_id, nslcmop_id))
- self.lcm_tasks.register("ns", nsr_id, nslcmop_id, "ns_instantiate", task)
+ self.lcm_tasks.register(
+ "ns", nsr_id, nslcmop_id, "ns_instantiate", task
+ )
nslcmop_new.append(nslcmop_id)
else:
# Update shared nslcmop shared with active nsi
if db_nsir["_id"] != nsis_item["_id"]:
netsliceInstanceId = nsis_item["_id"]
break
- self.db.set_one("nslcmops", {"_id": nslcmop_id},
- {"operationParams.netsliceInstanceId": netsliceInstanceId})
- self.db.set_one("nsilcmops", {"_id": nsilcmop_id}, {"operationParams.nslcmops_ids": nslcmop_new})
+ self.db.set_one(
+ "nslcmops",
+ {"_id": nslcmop_id},
+ {"operationParams.netsliceInstanceId": netsliceInstanceId},
+ )
+ self.db.set_one(
+ "nsilcmops",
+ {"_id": nsilcmop_id},
+ {"operationParams.nslcmops_ids": nslcmop_new},
+ )
# Wait until Network Slice is terminated
- step = nsir_status_detailed = " Waiting nsi terminated. nsi_id={}".format(nsir_id)
+ step = nsir_status_detailed = " Waiting nsi terminated. nsi_id={}".format(
+ nsir_id
+ )
nsrs_detailed_list_old = None
self.logger.debug(logging_text + step)
-
- termination_timeout = 2 * 3600 # Two hours
+
+ termination_timeout = 2 * 3600 # Two hours
while termination_timeout > 0:
# Check ns termination status
nsi_ready = True
db_nsir = self.db.get_one("nsis", {"_id": nsir_id})
- nsir_admin = db_nsir["_admin"]
nsrs_detailed_list = db_nsir["_admin"].get("nsrs-detailed-list")
nsrs_detailed_list_new = []
for nslcmop_item in nslcmop_ids:
nslcmop = self.db.get_one("nslcmops", {"_id": nslcmop_item})
status = nslcmop["operationState"]
- # TODO: (future improvement) other possible status: ROLLING_BACK,ROLLED_BACK
+ # TODO: (future improvement) other possible status: ROLLING_BACK,ROLLED_BACK
for nss in nsrs_detailed_list:
if nss["nsrId"] == nslcmop["nsInstanceId"]:
- nss.update({"nsrId": nslcmop["nsInstanceId"], "status": nslcmop["operationState"],
- "detailed-status":
- nsir_status_detailed + "; {}".format(nslcmop.get("detailed-status"))})
+ nss.update(
+ {
+ "nsrId": nslcmop["nsInstanceId"],
+ "status": nslcmop["operationState"],
+ "detailed-status": nsir_status_detailed
+ + "; {}".format(nslcmop.get("detailed-status")),
+ }
+ )
nsrs_detailed_list_new.append(nss)
- if status not in ["COMPLETED", "PARTIALLY_COMPLETED", "FAILED", "FAILED_TEMP"]:
+ if status not in [
+ "COMPLETED",
+ "PARTIALLY_COMPLETED",
+ "FAILED",
+ "FAILED_TEMP",
+ ]:
nsi_ready = False
if nsrs_detailed_list_new != nsrs_detailed_list_old:
- nsir_admin["nsrs-detailed-list"] = nsrs_detailed_list_new
nsrs_detailed_list_old = nsrs_detailed_list_new
- db_nsir_update["_admin"] = nsir_admin
- self.update_db_2("nsis", nsir_id, db_nsir_update)
-
+ self.update_db_2(
+ "nsis",
+ nsir_id,
+ {"_admin.nsrs-detailed-list": nsrs_detailed_list_new},
+ )
+
if nsi_ready:
# Check if it is the last used nss and mark isinstantiate: False
db_nsir = self.db.get_one("nsis", {"_id": nsir_id})
- nsir_admin = db_nsir["_admin"]
nsrs_detailed_list = db_nsir["_admin"].get("nsrs-detailed-list")
for nss in nsrs_detailed_list:
- _filter = {"_admin.nsrs-detailed-list.ANYINDEX.nsrId": nss["nsrId"],
- "operational-status.ne": "terminated",
- "_id.ne": nsir_id}
- nsis_list = self.db.get_one("nsis", _filter, fail_on_empty=False, fail_on_more=False)
+ _filter = {
+ "_admin.nsrs-detailed-list.ANYINDEX.nsrId": nss["nsrId"],
+ "operational-status.ne": "terminated",
+ "_id.ne": nsir_id,
+ }
+ nsis_list = self.db.get_one(
+ "nsis", _filter, fail_on_empty=False, fail_on_more=False
+ )
if not nsis_list:
nss.update({"instantiated": False})
- db_nsir_update["_admin"] = nsir_admin
- self.update_db_2("nsis", nsir_id, db_nsir_update)
- step = "Network Slice Instance is terminated. nsi_id={}".format(nsir_id)
+ step = "Network Slice Instance is terminated. nsi_id={}".format(
+ nsir_id
+ )
for items in nsrs_detailed_list:
if "FAILED" in items.values():
- raise LcmException("Error terminating NSI: {}".format(nsir_id))
+ raise LcmException(
+ "Error terminating NSI: {}".format(nsir_id)
+ )
break
await asyncio.sleep(5, loop=self.loop)
termination_timeout -= 5
if termination_timeout <= 0:
- raise LcmException("Timeout waiting nsi to be terminated. nsi_id={}".format(nsir_id))
+ raise LcmException(
+ "Timeout waiting nsi to be terminated. nsi_id={}".format(nsir_id)
+ )
# Delete netslice-vlds
RO_nsir_id = RO_delete_action = None
for nsir_deployed_RO in get_iterable(nsir_deployed, "RO"):
RO_nsir_id = nsir_deployed_RO.get("netslice_scenario_id")
try:
- step = db_nsir_update["detailed-status"] = "Deleting netslice-vld at RO"
- db_nsilcmop_update["detailed-status"] = "Deleting netslice-vld at RO"
- self.logger.debug(logging_text + step)
- desc = await RO.delete("ns", RO_nsir_id)
- RO_delete_action = desc["action_id"]
- nsir_deployed_RO["vld_delete_action_id"] = RO_delete_action
- nsir_deployed_RO["vld_status"] = "DELETING"
- db_nsir_update["_admin.deployed"] = nsir_deployed
- self.update_db_2("nsis", nsir_id, db_nsir_update)
- if RO_delete_action:
- # wait until NS is deleted from VIM
- step = "Waiting ns deleted from VIM. RO_id={}".format(RO_nsir_id)
+ if not self.ro_config["ng"]:
+ step = db_nsir_update[
+ "detailed-status"
+ ] = "Deleting netslice-vld at RO"
+ db_nsilcmop_update[
+ "detailed-status"
+ ] = "Deleting netslice-vld at RO"
self.logger.debug(logging_text + step)
+ desc = await RO.delete("ns", RO_nsir_id)
+ RO_delete_action = desc["action_id"]
+ nsir_deployed_RO["vld_delete_action_id"] = RO_delete_action
+ nsir_deployed_RO["vld_status"] = "DELETING"
+ db_nsir_update["_admin.deployed"] = nsir_deployed
+ self.update_db_2("nsis", nsir_id, db_nsir_update)
+ if RO_delete_action:
+ # wait until NS is deleted from VIM
+ step = "Waiting ns deleted from VIM. RO_id={}".format(
+ RO_nsir_id
+ )
+ self.logger.debug(logging_text + step)
except ROclient.ROClientException as e:
if e.http_code == 404: # not found
nsir_deployed_RO["vld_id"] = None
nsir_deployed_RO["vld_status"] = "DELETED"
- self.logger.debug(logging_text + "RO_ns_id={} already deleted".format(RO_nsir_id))
- elif e.http_code == 409: # conflict
- failed_detail.append("RO_ns_id={} delete conflict: {}".format(RO_nsir_id, e))
+ self.logger.debug(
+ logging_text
+ + "RO_ns_id={} already deleted".format(RO_nsir_id)
+ )
+ elif e.http_code == 409: # conflict
+ failed_detail.append(
+ "RO_ns_id={} delete conflict: {}".format(RO_nsir_id, e)
+ )
self.logger.debug(logging_text + failed_detail[-1])
else:
- failed_detail.append("RO_ns_id={} delete error: {}".format(RO_nsir_id, e))
+ failed_detail.append(
+ "RO_ns_id={} delete error: {}".format(RO_nsir_id, e)
+ )
self.logger.error(logging_text + failed_detail[-1])
if failed_detail:
self.logger.error(logging_text + " ;".join(failed_detail))
db_nsir_update["operational-status"] = "failed"
- db_nsir_update["detailed-status"] = "Deletion errors " + "; ".join(failed_detail)
+ db_nsir_update["detailed-status"] = "Deletion errors " + "; ".join(
+ failed_detail
+ )
db_nsilcmop_update["detailed-status"] = "; ".join(failed_detail)
- db_nsilcmop_update["operationState"] = nsilcmop_operation_state = "FAILED"
+ db_nsilcmop_update[
+ "operationState"
+ ] = nsilcmop_operation_state = "FAILED"
db_nsilcmop_update["statusEnteredTime"] = time()
else:
db_nsir_update["operational-status"] = "terminating"
db_nsir_update["config-status"] = "terminating"
db_nsir_update["_admin.nsiState"] = "NOT_INSTANTIATED"
- db_nsilcmop_update["operationState"] = nsilcmop_operation_state = "COMPLETED"
+ db_nsilcmop_update[
+ "operationState"
+ ] = nsilcmop_operation_state = "COMPLETED"
db_nsilcmop_update["statusEnteredTime"] = time()
if db_nsilcmop["operationParams"].get("autoremove"):
autoremove = True
return
except (LcmException, DbException) as e:
- self.logger.error(logging_text + "Exit Exception while '{}': {}".format(step, e))
+ self.logger.error(
+ logging_text + "Exit Exception while '{}': {}".format(step, e)
+ )
exc = e
except asyncio.CancelledError:
- self.logger.error(logging_text + "Cancelled Exception while '{}'".format(step))
+ self.logger.error(
+ logging_text + "Cancelled Exception while '{}'".format(step)
+ )
exc = "Operation was cancelled"
except Exception as e:
exc = traceback.format_exc()
- self.logger.critical(logging_text + "Exit Exception {} while '{}': {}".format(type(e).__name__, step, e),
- exc_info=True)
+ self.logger.critical(
+ logging_text
+ + "Exit Exception {} while '{}': {}".format(type(e).__name__, step, e),
+ exc_info=True,
+ )
finally:
if exc:
if db_nsir:
db_nsir_update["detailed-status"] = "ERROR {}: {}".format(step, exc)
db_nsir_update["operational-status"] = "failed"
if db_nsilcmop:
- db_nsilcmop_update["detailed-status"] = "FAILED {}: {}".format(step, exc)
- db_nsilcmop_update["operationState"] = nsilcmop_operation_state = "FAILED"
+ db_nsilcmop_update["detailed-status"] = "FAILED {}: {}".format(
+ step, exc
+ )
+ db_nsilcmop_update[
+ "operationState"
+ ] = nsilcmop_operation_state = "FAILED"
db_nsilcmop_update["statusEnteredTime"] = time()
try:
if db_nsir:
if nsilcmop_operation_state:
try:
- await self.msg.aiowrite("nsi", "terminated", {"nsir_id": nsir_id, "nsilcmop_id": nsilcmop_id,
- "operationState": nsilcmop_operation_state,
- "autoremove": autoremove},
- loop=self.loop)
+ await self.msg.aiowrite(
+ "nsi",
+ "terminated",
+ {
+ "nsir_id": nsir_id,
+ "nsilcmop_id": nsilcmop_id,
+ "operationState": nsilcmop_operation_state,
+ "autoremove": autoremove,
+ },
+ loop=self.loop,
+ )
except Exception as e:
- self.logger.error(logging_text + "kafka_write notification Exception {}".format(e))
+ self.logger.error(
+ logging_text + "kafka_write notification Exception {}".format(e)
+ )
self.logger.debug(logging_text + "Exit")
self.lcm_tasks.remove("nsi", nsir_id, nsilcmop_id, "nsi_terminate")
projects / osm / LCM.git / blobdiff