X-Git-Url: https://osm.etsi.org/gitweb/?a=blobdiff_plain;f=osm_lcm%2Fnetslice.py;h=3a8002ce24bbf78c7349757ff5cabbb7f9592b89;hb=b4ebcd0dd81e08d7294156c2aca10d84ca9bb824;hp=4d731afeeb4221bf91392d1a2825a44e598d561f;hpb=e972cbc4071e1b838ce1640a50dbd85532d43679;p=osm%2FLCM.git diff --git a/osm_lcm/netslice.py b/osm_lcm/netslice.py index 4d731af..3a8002c 100644 --- a/osm_lcm/netslice.py +++ b/osm_lcm/netslice.py @@ -17,8 +17,14 @@ import asyncio import logging import logging.handlers import traceback -from osm_lcm import ROclient, ns -from osm_lcm.lcm_utils import LcmException, LcmBase, populate_dict, get_iterable, deep_get +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 @@ -31,21 +37,21 @@ class NetsliceLcm(LcmBase): timeout_nsi_deploy = 2 * 3600 # default global timeout for deployment a nsi - def __init__(self, db, msg, fs, lcm_tasks, 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, config, loop) + 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): """ @@ -67,12 +73,14 @@ class NetsliceLcm(LcmBase): 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) + task_is_locked_by_me = self.lcm_tasks.lock_HA("nsi", "nsilcmops", nsilcmop_id) if not task_is_locked_by_me: return @@ -87,6 +95,7 @@ class NetsliceLcm(LcmBase): 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)) @@ -94,7 +103,7 @@ class NetsliceLcm(LcmBase): 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": @@ -116,18 +125,24 @@ class NetsliceLcm(LcmBase): 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 = [] @@ -138,12 +153,20 @@ class NetsliceLcm(LcmBase): 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 @@ -157,117 +180,207 @@ class NetsliceLcm(LcmBase): 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) - 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.get("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"], {"operationParams.vld": vld_op_list}) + 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) + 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}) @@ -279,7 +392,9 @@ class NetsliceLcm(LcmBase): 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) + 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") @@ -288,19 +403,20 @@ class NetsliceLcm(LcmBase): # 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 = "Creating netslice VLDs before NS instantiation" + step = "Instantiating netslice VLDs before NS instantiation" # Creating netslice VLDs networking before NS instantiation - db_nsir_update["detailed-status"] = "Creating netslice-vld at RO" + 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) - self.update_db_2("nsis", nsir_id, db_nsir_update) + await netslice_scenario_create( + self, vld_item, nsir_id, db_nsir, db_nsir_admin, db_nsir_update + ) - step = "Creating netslice subnets at RO" - db_nsir_update["detailed-status"] = "Creating netslice subnets at RO" + step = "Instantiating netslice subnets" + db_nsir_update["detailed-status"] = step self.update_db_2("nsis", nsir_id, db_nsir_update) db_nsir = self.db.get_one("nsis", {"_id": nsir_id}) @@ -316,9 +432,6 @@ class NetsliceLcm(LcmBase): # 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") @@ -328,19 +441,20 @@ class NetsliceLcm(LcmBase): 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) + # 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: @@ -349,61 +463,95 @@ class NetsliceLcm(LcmBase): # 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: nsrs_detailed_list_old = nsrs_detailed_list_new - self.update_db_2("nsis", nsir_id, {"_admin.nsrs-detailed-list": nsrs_detailed_list_new}) + 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) - else: # timeout_nsi_deploy reached: - 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: @@ -412,17 +560,26 @@ class NetsliceLcm(LcmBase): 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) + task_is_locked_by_me = self.lcm_tasks.lock_HA("nsi", "nsilcmops", nsilcmop_id) if not task_is_locked_by_me: return @@ -435,12 +592,12 @@ class NetsliceLcm(LcmBase): 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) + 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}) @@ -472,11 +629,18 @@ class NetsliceLcm(LcmBase): 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 @@ -485,16 +649,25 @@ class NetsliceLcm(LcmBase): 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 @@ -504,86 +677,130 @@ class NetsliceLcm(LcmBase): 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: nsrs_detailed_list_old = nsrs_detailed_list_new - self.update_db_2("nsis", nsir_id, {"_admin.nsrs-detailed-list": nsrs_detailed_list_new}) + 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}) 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}) - 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 @@ -596,15 +813,22 @@ class NetsliceLcm(LcmBase): 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: @@ -612,8 +836,12 @@ class NetsliceLcm(LcmBase): 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: @@ -627,11 +855,20 @@ class NetsliceLcm(LcmBase): 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")