X-Git-Url: https://osm.etsi.org/gitweb/?a=blobdiff_plain;f=osm_lcm%2Fns.py;h=c9b7767005874a8a1c9c0215c4a27463fb9e57b2;hb=refs%2Fchanges%2F89%2F8489%2F4;hp=2e0ca3981f989c4cf04f69ee4c50f5f9d85f313d;hpb=b8a35ddafa3852c2d12ff58b42927a53c396e457;p=osm%2FLCM.git diff --git a/osm_lcm/ns.py b/osm_lcm/ns.py index 2e0ca39..c9b7767 100644 --- a/osm_lcm/ns.py +++ b/osm_lcm/ns.py @@ -25,7 +25,7 @@ import json from jinja2 import Environment, Template, meta, TemplateError, TemplateNotFound, TemplateSyntaxError from osm_lcm import ROclient -from osm_lcm.lcm_utils import LcmException, LcmExceptionNoMgmtIP, LcmBase, deep_get +from osm_lcm.lcm_utils import LcmException, LcmExceptionNoMgmtIP, LcmBase, deep_get, get_iterable, populate_dict from n2vc.k8s_helm_conn import K8sHelmConnector from n2vc.k8s_juju_conn import K8sJujuConnector @@ -43,37 +43,9 @@ from uuid import uuid4 __author__ = "Alfonso Tierno" -def get_iterable(in_dict, in_key): - """ - Similar to .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_ns_deploy = 2 * 3600 # default global timeout for deployment a ns timeout_charm_delete = 10 * 60 timeout_primitive = 10 * 60 # timeout for primitive execution @@ -81,7 +53,7 @@ class NsLcm(LcmBase): SUBOPERATION_STATUS_NEW = -2 SUBOPERATION_STATUS_SKIP = -3 - def __init__(self, db, msg, fs, lcm_tasks, ro_config, vca_config, loop): + def __init__(self, db, msg, fs, lcm_tasks, config, loop): """ Init, Connect to database, filesystem storage, and messaging :param config: two level dictionary with configuration. Top level should contain 'database', 'storage', @@ -96,21 +68,9 @@ class NsLcm(LcmBase): self.loop = loop self.lcm_tasks = lcm_tasks - 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'] - if 'enableosupgrade' in self.vca_config: - if self.vca_config['enableosupgrade'].lower() == 'false': - self.vca_config['enable_os_upgrade'] = False - elif self.vca_config['enableosupgrade'].lower() == 'true': - self.vca_config['enable_os_upgrade'] = True - if 'aptmirror' in self.vca_config: - self.vca_config['apt_mirror'] = self.vca_config['aptmirror'] + self.timeout = config["timeout"] + self.ro_config = config["ro_config"] + self.vca_config = config["VCA"].copy() # create N2VC connector self.n2vc = N2VCJujuConnector( @@ -773,6 +733,10 @@ class NsLcm(LcmBase): start_deploy = time() vdu_flag = False # If any of the VNFDs has VDUs ns_params = db_nslcmop.get("operationParams") + if ns_params and ns_params.get("timeout_ns_deploy"): + timeout_ns_deploy = ns_params["timeout_ns_deploy"] + else: + timeout_ns_deploy = self.timeout.get("ns_deploy", self.timeout_ns_deploy) # deploy RO @@ -909,7 +873,7 @@ class NsLcm(LcmBase): self.logger.debug(logging_text + step) old_desc = None - while time() <= start_deploy + self.total_deploy_timeout: + while time() <= start_deploy + timeout_ns_deploy: desc = await self.RO.show("ns", RO_nsr_id) # deploymentStatus @@ -938,7 +902,7 @@ class NsLcm(LcmBase): detailed_status_old = db_nsr_update["_admin.deployed.RO.detailed-status"] = detailed_status self.update_db_2("nsrs", nsr_id, db_nsr_update) await asyncio.sleep(5, loop=self.loop) - else: # total_deploy_timeout + else: # timeout_ns_deploy raise ROclient.ROClientException("Timeout waiting ns to be ready") step = "Updating NSR" @@ -1119,6 +1083,7 @@ class NsLcm(LcmBase): element_under_configuration = "{}-{}".format(vdu_id, vdu_index or 0) # Get artifact path + self.fs.sync() # Sync from FSMongo artifact_path = "{}/{}/charms/{}".format( base_folder["folder"], base_folder["pkg-dir"], @@ -1137,7 +1102,7 @@ class NsLcm(LcmBase): # create or register execution environment in VCA if is_proxy_charm: - await self._write_configuration_status( + self._write_configuration_status( nsr_id=nsr_id, vca_index=vca_index, status='CREATING', @@ -1173,7 +1138,7 @@ class NsLcm(LcmBase): credentials["username"] = username # n2vc_redesign STEP 3.2 - await self._write_configuration_status( + self._write_configuration_status( nsr_id=nsr_id, vca_index=vca_index, status='REGISTERING', @@ -1199,7 +1164,7 @@ class NsLcm(LcmBase): step = "Install configuration Software" - await self._write_configuration_status( + self._write_configuration_status( nsr_id=nsr_id, vca_index=vca_index, status='INSTALLING SW', @@ -1211,6 +1176,12 @@ class NsLcm(LcmBase): self.logger.debug(logging_text + step) await self.n2vc.install_configuration_sw(ee_id=ee_id, artifact_path=artifact_path, db_dict=db_dict) + # write in db flag of configuration_sw already installed + self.update_db_2("nsrs", nsr_id, {db_update_entry + "config_sw_installed": True}) + + # add relations for this VCA (wait for other peers related with this VCA) + await self._add_vca_relations(logging_text=logging_text, nsr_id=nsr_id, vca_index=vca_index) + # 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 @@ -1244,10 +1215,13 @@ class NsLcm(LcmBase): 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)) + if initial_config_primitive_list: + try: + initial_config_primitive_list.sort(key=lambda val: int(val['seq'])) + except Exception as e: + self.logger.error(logging_text + step + ": " + str(e)) + else: + self.logger.debug(logging_text + step + ": No initial-config-primitive") # add config if not present for NS charm initial_config_primitive_list = self._get_initial_config_primitive_list(initial_config_primitive_list, @@ -1269,7 +1243,7 @@ class NsLcm(LcmBase): # NS stage = 'Stage 5/5: running Day-1 primitives for NS' - await self._write_configuration_status( + self._write_configuration_status( nsr_id=nsr_id, vca_index=vca_index, status='EXECUTING PRIMITIVE' @@ -1301,7 +1275,7 @@ class NsLcm(LcmBase): step = "instantiated at VCA" self.logger.debug(logging_text + step) - await self._write_configuration_status( + self._write_configuration_status( nsr_id=nsr_id, vca_index=vca_index, status='READY' @@ -1309,7 +1283,7 @@ class NsLcm(LcmBase): except Exception as e: # TODO not use Exception but N2VC exception # self.update_db_2("nsrs", nsr_id, {db_update_entry + "instantiation": "FAILED"}) - await self._write_configuration_status( + self._write_configuration_status( nsr_id=nsr_id, vca_index=vca_index, status='BROKEN' @@ -1359,8 +1333,8 @@ class NsLcm(LcmBase): except Exception as e: self.logger.warn('Error writing all configuration status, ns={}: {}'.format(nsr_id, e)) - async def _write_configuration_status(self, nsr_id: str, vca_index: int, status: str, - element_under_configuration: str = None, element_type: str = None): + def _write_configuration_status(self, nsr_id: str, vca_index: int, status: str = None, + element_under_configuration: str = None, element_type: str = None): # self.logger.debug('_write_configuration_status(): vca_index={}, status={}' # .format(vca_index, status)) @@ -1368,7 +1342,8 @@ class NsLcm(LcmBase): try: db_path = 'configurationStatus.{}.'.format(vca_index) db_dict = dict() - db_dict[db_path + 'status'] = status + if status: + db_dict[db_path + 'status'] = status if element_under_configuration: db_dict[db_path + 'elementUnderConfiguration'] = element_under_configuration if element_type: @@ -1436,6 +1411,11 @@ class NsLcm(LcmBase): # read from db: operation step = "Getting nslcmop={} from db".format(nslcmop_id) db_nslcmop = self.db.get_one("nslcmops", {"_id": nslcmop_id}) + ns_params = db_nslcmop.get("operationParams") + if ns_params and ns_params.get("timeout_ns_deploy"): + timeout_ns_deploy = ns_params["timeout_ns_deploy"] + else: + timeout_ns_deploy = self.timeout.get("ns_deploy", self.timeout_ns_deploy) # read from db: ns step = "Getting nsr={} from db".format(nsr_id) @@ -1467,7 +1447,7 @@ class NsLcm(LcmBase): 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 + # read from db 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}) @@ -1549,7 +1529,7 @@ class NsLcm(LcmBase): task_instantiation_list.append(task_ro) # n2vc_redesign STEP 3 to 6 Deploy N2VC - step = "Looking for needed vnfd to configure with proxy charm" + step = "Deploying proxy and native charms" self.logger.debug(logging_text + step) nsi_id = None # TODO put nsi_id when this nsr belongs to a NSI @@ -1709,9 +1689,7 @@ class NsLcm(LcmBase): # Wait until all tasks of "task_instantiation_list" have been finished - # while time() <= start_deploy + self.total_deploy_timeout: error_text_list = [] - timeout = 3600 # let's begin with all OK instantiated_ok = True @@ -1720,17 +1698,15 @@ class NsLcm(LcmBase): # let's begin with VCA 'configured' status (later we can change it) db_nsr_update["config-status"] = "configured" + step = "Waiting for tasks to be finished" if task_instantiation_list: # wait for all tasks completion - done, pending = await asyncio.wait(task_instantiation_list, timeout=timeout) + done, pending = await asyncio.wait(task_instantiation_list, timeout=timeout_ns_deploy) for task in pending: instantiated_ok = False - if task == task_ro: - # RO task is pending - db_nsr_update["operational-status"] = "failed" - elif task == task_kdu: - # KDU task is pending + if task in (task_ro, task_kdu): + # RO or KDU task is pending db_nsr_update["operational-status"] = "failed" else: # A N2VC task is pending @@ -1740,11 +1716,8 @@ class NsLcm(LcmBase): for task in done: if task.cancelled(): instantiated_ok = False - if task == task_ro: - # RO task was cancelled - db_nsr_update["operational-status"] = "failed" - elif task == task_kdu: - # KDU task was cancelled + if task in (task_ro, task_kdu): + # RO or KDU task was cancelled db_nsr_update["operational-status"] = "failed" else: # A N2VC was cancelled @@ -1755,11 +1728,8 @@ class NsLcm(LcmBase): exc = task.exception() if exc: instantiated_ok = False - if task == task_ro: - # RO task raised an exception - db_nsr_update["operational-status"] = "failed" - elif task == task_kdu: - # KDU task raised an exception + if task in (task_ro, task_kdu): + # RO or KDU task raised an exception db_nsr_update["operational-status"] = "failed" else: # A N2VC task raised an exception @@ -1778,15 +1748,15 @@ class NsLcm(LcmBase): if error_text_list: error_text = "\n".join(error_text_list) db_nsr_update["detailed-status"] = error_text - db_nslcmop_update["operationState"] = nslcmop_operation_state = "FAILED_TEMP" db_nslcmop_update["detailed-status"] = error_text + db_nslcmop_update["operationState"] = nslcmop_operation_state = "FAILED" db_nslcmop_update["statusEnteredTime"] = time() else: # all is done + db_nsr_update["detailed-status"] = "done" + db_nslcmop_update["detailed-status"] = "done" db_nslcmop_update["operationState"] = nslcmop_operation_state = "COMPLETED" db_nslcmop_update["statusEnteredTime"] = time() - db_nslcmop_update["detailed-status"] = "done" - db_nsr_update["detailed-status"] = "done" except (ROclient.ROClientException, DbException, LcmException) as e: self.logger.error(logging_text + "Exit Exception while '{}': {}".format(step, e)) @@ -1856,6 +1826,166 @@ class NsLcm(LcmBase): self.logger.debug(logging_text + "Exit") self.lcm_tasks.remove("ns", nsr_id, nslcmop_id, "ns_instantiate") + async def _add_vca_relations(self, logging_text, nsr_id, vca_index: int, timeout: int = 3600) -> bool: + + # steps: + # 1. find all relations for this VCA + # 2. wait for other peers related + # 3. add relations + + try: + + # STEP 1: find all relations for this VCA + + # read nsr record + db_nsr = self.db.get_one("nsrs", {"_id": nsr_id}) + + # this VCA data + my_vca = deep_get(db_nsr, ('_admin', 'deployed', 'VCA'))[vca_index] + + # read all ns-configuration relations + ns_relations = list() + db_ns_relations = deep_get(db_nsr, ('nsd', 'ns-configuration', 'relation')) + if db_ns_relations: + for r in db_ns_relations: + # check if this VCA is in the relation + if my_vca.get('member-vnf-index') in\ + (r.get('entities')[0].get('id'), r.get('entities')[1].get('id')): + ns_relations.append(r) + + # read all vnf-configuration relations + vnf_relations = list() + db_vnfd_list = db_nsr.get('vnfd-id') + if db_vnfd_list: + for vnfd in db_vnfd_list: + db_vnfd = self.db.get_one("vnfds", {"_id": vnfd}) + db_vnf_relations = deep_get(db_vnfd, ('vnf-configuration', 'relation')) + if db_vnf_relations: + for r in db_vnf_relations: + # check if this VCA is in the relation + if my_vca.get('vdu_id') in (r.get('entities')[0].get('id'), r.get('entities')[1].get('id')): + vnf_relations.append(r) + + # if no relations, terminate + if not ns_relations and not vnf_relations: + self.logger.debug(logging_text + ' No relations') + return True + + self.logger.debug(logging_text + ' adding relations\n {}\n {}'.format(ns_relations, vnf_relations)) + + # add all relations + start = time() + while True: + # check timeout + now = time() + if now - start >= timeout: + self.logger.error(logging_text + ' : timeout adding relations') + return False + + # reload nsr from database (we need to update record: _admin.deloyed.VCA) + db_nsr = self.db.get_one("nsrs", {"_id": nsr_id}) + + # for each defined NS relation, find the VCA's related + for r in ns_relations: + from_vca_ee_id = None + to_vca_ee_id = None + from_vca_endpoint = None + to_vca_endpoint = None + vca_list = deep_get(db_nsr, ('_admin', 'deployed', 'VCA')) + for vca in vca_list: + if vca.get('member-vnf-index') == r.get('entities')[0].get('id') \ + and vca.get('config_sw_installed'): + from_vca_ee_id = vca.get('ee_id') + from_vca_endpoint = r.get('entities')[0].get('endpoint') + if vca.get('member-vnf-index') == r.get('entities')[1].get('id') \ + and vca.get('config_sw_installed'): + to_vca_ee_id = vca.get('ee_id') + to_vca_endpoint = r.get('entities')[1].get('endpoint') + if from_vca_ee_id and to_vca_ee_id: + # add relation + await self.n2vc.add_relation( + ee_id_1=from_vca_ee_id, + ee_id_2=to_vca_ee_id, + endpoint_1=from_vca_endpoint, + endpoint_2=to_vca_endpoint) + # remove entry from relations list + ns_relations.remove(r) + else: + # check failed peers + try: + vca_status_list = db_nsr.get('configurationStatus') + if vca_status_list: + for i in range(len(vca_list)): + vca = vca_list[i] + vca_status = vca_status_list[i] + if vca.get('member-vnf-index') == r.get('entities')[0].get('id'): + if vca_status.get('status') == 'BROKEN': + # peer broken: remove relation from list + ns_relations.remove(r) + if vca.get('member-vnf-index') == r.get('entities')[1].get('id'): + if vca_status.get('status') == 'BROKEN': + # peer broken: remove relation from list + ns_relations.remove(r) + except Exception: + # ignore + pass + + # for each defined VNF relation, find the VCA's related + for r in vnf_relations: + from_vca_ee_id = None + to_vca_ee_id = None + from_vca_endpoint = None + to_vca_endpoint = None + vca_list = deep_get(db_nsr, ('_admin', 'deployed', 'VCA')) + for vca in vca_list: + if vca.get('vdu_id') == r.get('entities')[0].get('id') and vca.get('config_sw_installed'): + from_vca_ee_id = vca.get('ee_id') + from_vca_endpoint = r.get('entities')[0].get('endpoint') + if vca.get('vdu_id') == r.get('entities')[1].get('id') and vca.get('config_sw_installed'): + to_vca_ee_id = vca.get('ee_id') + to_vca_endpoint = r.get('entities')[1].get('endpoint') + if from_vca_ee_id and to_vca_ee_id: + # add relation + await self.n2vc.add_relation( + ee_id_1=from_vca_ee_id, + ee_id_2=to_vca_ee_id, + endpoint_1=from_vca_endpoint, + endpoint_2=to_vca_endpoint) + # remove entry from relations list + vnf_relations.remove(r) + else: + # check failed peers + try: + vca_status_list = db_nsr.get('configurationStatus') + if vca_status_list: + for i in range(len(vca_list)): + vca = vca_list[i] + vca_status = vca_status_list[i] + if vca.get('vdu_id') == r.get('entities')[0].get('id'): + if vca_status.get('status') == 'BROKEN': + # peer broken: remove relation from list + ns_relations.remove(r) + if vca.get('vdu_id') == r.get('entities')[1].get('id'): + if vca_status.get('status') == 'BROKEN': + # peer broken: remove relation from list + ns_relations.remove(r) + except Exception: + # ignore + pass + + # wait for next try + await asyncio.sleep(5.0) + + if not ns_relations and not vnf_relations: + self.logger.debug('Relations added') + break + + return True + + except Exception as e: + self.logger.warn(logging_text + ' ERROR adding relations: {}'.format(e)) + return False + async def deploy_kdus(self, logging_text, nsr_id, db_nsr, db_vnfrs): # Launch kdus if present in the descriptor