X-Git-Url: https://osm.etsi.org/gitweb/?p=osm%2FNBI.git;a=blobdiff_plain;f=osm_nbi%2Finstance_topics.py;h=60a569a4bf2afef2c89fde62fac0dee9c8a0d8b3;hp=9dced30d14a643b4244878c77dcc20c0776bd4e4;hb=cddb07d092fdcf72ce2c87cd801b93732e64d3a9;hpb=f0637057dc1be391f068c7e2b9c8f81b16f0921e diff --git a/osm_nbi/instance_topics.py b/osm_nbi/instance_topics.py index 9dced30..60a569a 100644 --- a/osm_nbi/instance_topics.py +++ b/osm_nbi/instance_topics.py @@ -18,10 +18,15 @@ from uuid import uuid4 from http import HTTPStatus from time import time from copy import copy, deepcopy -from validation import validate_input, ValidationError, ns_instantiate, ns_action, ns_scale, nsi_instantiate -from base_topic import BaseTopic, EngineException, get_iterable -from descriptor_topics import DescriptorTopic +from osm_nbi.validation import validate_input, ValidationError, ns_instantiate, ns_terminate, ns_action, ns_scale,\ + nsi_instantiate +from osm_nbi.base_topic import BaseTopic, EngineException, get_iterable, deep_get, increment_ip_mac +# from descriptor_topics import DescriptorTopic from yaml import safe_dump +from osm_common.dbbase import DbException +from osm_common.msgbase import MsgException +from osm_common.fsbase import FsException +from re import match # For checking that additional parameter names are valid Jinja2 identifiers __author__ = "Alfonso Tierno " @@ -29,9 +34,11 @@ __author__ = "Alfonso Tierno " class NsrTopic(BaseTopic): topic = "nsrs" topic_msg = "ns" + quota_name = "ns_instances" + schema_new = ns_instantiate - def __init__(self, db, fs, msg): - BaseTopic.__init__(self, db, fs, msg) + def __init__(self, db, fs, msg, auth): + BaseTopic.__init__(self, db, fs, msg, auth) def _check_descriptor_dependencies(self, session, descriptor): """ @@ -51,39 +58,61 @@ class NsrTopic(BaseTopic): def format_on_new(content, project_id=None, make_public=False): BaseTopic.format_on_new(content, project_id=project_id, make_public=make_public) content["_admin"]["nsState"] = "NOT_INSTANTIATED" + return None - def check_conflict_on_del(self, session, _id, force=False): - if force: + def check_conflict_on_del(self, session, _id, db_content): + """ + Check that NSR is not instantiated + :param session: contains "username", "admin", "force", "public", "project_id", "set_project" + :param _id: nsr internal id + :param db_content: The database content of the nsr + :return: None or raises EngineException with the conflict + """ + if session["force"]: return - nsr = self.db.get_one("nsrs", {"_id": _id}) + nsr = db_content if nsr["_admin"].get("nsState") == "INSTANTIATED": raise EngineException("nsr '{}' cannot be deleted because it is in 'INSTANTIATED' state. " "Launch 'terminate' operation first; or force deletion".format(_id), http_code=HTTPStatus.CONFLICT) - def delete(self, session, _id, force=False, dry_run=False): + def delete_extra(self, session, _id, db_content, not_send_msg=None): """ - Delete item by its internal _id - :param session: contains the used login username, working project, and admin rights + Deletes associated nslcmops and vnfrs from database. Deletes associated filesystem. + Set usageState of pdu, vnfd, nsd + :param session: contains "username", "admin", "force", "public", "project_id", "set_project" :param _id: server internal id - :param force: indicates if deletion must be forced in case of conflict - :param dry_run: make checking but do not delete - :return: dictionary with deleted item _id. It raises EngineException on error: not found, conflict, ... + :param db_content: The database content of the descriptor + :param not_send_msg: To not send message (False) or store content (list) instead + :return: None if ok or raises EngineException with the problem """ - # TODO add admin to filter, validate rights - BaseTopic.delete(self, session, _id, force, dry_run=True) - if dry_run: - return - self.fs.file_delete(_id, ignore_non_exist=True) - v = self.db.del_one("nsrs", {"_id": _id}) self.db.del_list("nslcmops", {"nsInstanceId": _id}) self.db.del_list("vnfrs", {"nsr-id-ref": _id}) + # set all used pdus as free self.db.set_list("pdus", {"_admin.usage.nsr_id": _id}, {"_admin.usageState": "NOT_IN_USE", "_admin.usage": None}) - self._send_msg("deleted", {"_id": _id}) - return v + + # Set NSD usageState + nsr = db_content + used_nsd_id = nsr.get("nsd-id") + if used_nsd_id: + # check if used by another NSR + nsrs_list = self.db.get_one("nsrs", {"nsd-id": used_nsd_id}, + fail_on_empty=False, fail_on_more=False) + if not nsrs_list: + self.db.set_one("nsds", {"_id": used_nsd_id}, {"_admin.usageState": "NOT_IN_USE"}) + + # Set VNFD usageState + used_vnfd_id_list = nsr.get("vnfd-id") + if used_vnfd_id_list: + for used_vnfd_id in used_vnfd_id_list: + # check if used by another NSR + nsrs_list = self.db.get_one("nsrs", {"vnfd-id": used_vnfd_id}, + fail_on_empty=False, fail_on_more=False) + if not nsrs_list: + self.db.set_one("vnfds", {"_id": used_vnfd_id}, {"_admin.usageState": "NOT_IN_USE"}) @staticmethod def _format_ns_request(ns_request): @@ -93,27 +122,50 @@ class NsrTopic(BaseTopic): return formated_request @staticmethod - def _format_addional_params(ns_request, member_vnf_index=None, descriptor=None): + def _format_additional_params(ns_request, member_vnf_index=None, vdu_id=None, kdu_name=None, descriptor=None): """ Get and format user additional params for NS or VNF :param ns_request: User instantiation additional parameters :param member_vnf_index: None for extract NS params, or member_vnf_index to extract VNF params :param descriptor: If not None it check that needed parameters of descriptor are supplied - :return: a formated copy of additional params or None if not supplied + :return: tuple with a formatted copy of additional params or None if not supplied, plus other parameters """ additional_params = None + other_params = None if not member_vnf_index: additional_params = copy(ns_request.get("additionalParamsForNs")) where_ = "additionalParamsForNs" elif ns_request.get("additionalParamsForVnf"): - for additionalParamsForVnf in get_iterable(ns_request.get("additionalParamsForVnf")): - if additionalParamsForVnf["member-vnf-index"] == member_vnf_index: - additional_params = copy(additionalParamsForVnf.get("additionalParams")) - where_ = "additionalParamsForVnf[member-vnf-index={}]".format( - additionalParamsForVnf["member-vnf-index"]) - break + where_ = "additionalParamsForVnf[member-vnf-index={}]".format(member_vnf_index) + item = next((x for x in ns_request["additionalParamsForVnf"] if x["member-vnf-index"] == member_vnf_index), + None) + if item: + if not vdu_id and not kdu_name: + other_params = item + additional_params = copy(item.get("additionalParams")) or {} + if vdu_id and item.get("additionalParamsForVdu"): + item_vdu = next((x for x in item["additionalParamsForVdu"] if x["vdu_id"] == vdu_id), None) + other_params = item_vdu + if item_vdu and item_vdu.get("additionalParams"): + where_ += ".additionalParamsForVdu[vdu_id={}]".format(vdu_id) + additional_params = item_vdu["additionalParams"] + if kdu_name: + additional_params = {} + if item.get("additionalParamsForKdu"): + item_kdu = next((x for x in item["additionalParamsForKdu"] if x["kdu_name"] == kdu_name), None) + other_params = item_kdu + if item_kdu and item_kdu.get("additionalParams"): + where_ += ".additionalParamsForKdu[kdu_name={}]".format(kdu_name) + additional_params = item_kdu["additionalParams"] + if additional_params: for k, v in additional_params.items(): + # BEGIN Check that additional parameter names are valid Jinja2 identifiers if target is not Kdu + if not kdu_name and not match('^[a-zA-Z_][a-zA-Z0-9_]*$', k): + raise EngineException("Invalid param name at {}:{}. Must contain only alphanumeric characters " + "and underscores, and cannot start with a digit" + .format(where_, k)) + # END Check that additional parameter names are valid Jinja2 identifiers if not isinstance(k, str): raise EngineException("Invalid param at {}:{}. Only string keys are allowed".format(where_, k)) if "." in k or "$" in k: @@ -125,57 +177,93 @@ class NsrTopic(BaseTopic): # check that enough parameters are supplied for the initial-config-primitive # TODO: check for cloud-init if member_vnf_index: - if descriptor.get("vnf-configuration"): - for initial_primitive in get_iterable( - descriptor["vnf-configuration"].get("initial-config-primitive")): - for param in get_iterable(initial_primitive.get("parameter")): - if param["value"].startswith("<") and param["value"].endswith(">"): - if param["value"] in ("", ""): - continue - if not additional_params or param["value"][1:-1] not in additional_params: - raise EngineException("Parameter '{}' needed for vnfd[id={}]:vnf-configuration:" - "initial-config-primitive[name={}] not supplied". - format(param["value"], descriptor["id"], - initial_primitive["name"])) - - return additional_params - - def new(self, rollback, session, indata=None, kwargs=None, headers=None, force=False, make_public=False): + if kdu_name: + initial_primitives = None + elif vdu_id: + vdud = next(x for x in descriptor["vdu"] if x["id"] == vdu_id) + initial_primitives = deep_get(vdud, ("vdu-configuration", "initial-config-primitive")) + else: + initial_primitives = deep_get(descriptor, ("vnf-configuration", "initial-config-primitive")) + else: + initial_primitives = deep_get(descriptor, ("ns-configuration", "initial-config-primitive")) + + for initial_primitive in get_iterable(initial_primitives): + for param in get_iterable(initial_primitive.get("parameter")): + if param["value"].startswith("<") and param["value"].endswith(">"): + if param["value"] in ("", "", ""): + continue + if not additional_params or param["value"][1:-1] not in additional_params: + raise EngineException("Parameter '{}' needed for vnfd[id={}]:vnf-configuration:" + "initial-config-primitive[name={}] not supplied". + format(param["value"], descriptor["id"], + initial_primitive["name"])) + + return additional_params or None, other_params or None + + def new(self, rollback, session, indata=None, kwargs=None, headers=None): """ Creates a new nsr into database. It also creates needed vnfrs :param rollback: list to append the created items at database in case a rollback must be done - :param session: contains the used login username and working project + :param session: contains "username", "admin", "force", "public", "project_id", "set_project" :param indata: params to be used for the nsr :param kwargs: used to override the indata descriptor :param headers: http request headers - :param force: If True avoid some dependence checks - :param make_public: Make the created item public to all projects - :return: the _id of nsr descriptor created at database + :return: the _id of nsr descriptor created at database. Or an exception of type + EngineException, ValidationError, DbException, FsException, MsgException. + Note: Exceptions are not captured on purpose. They should be captured at called """ try: + step = "checking quotas" + self.check_quota(session) + + step = "validating input parameters" ns_request = self._remove_envelop(indata) # Override descriptor with query string kwargs self._update_input_with_kwargs(ns_request, kwargs) - self._validate_input_new(ns_request, force) + self._validate_input_new(ns_request, session["force"]) - step = "" - # look for nsr + # look for nsd step = "getting nsd id='{}' from database".format(ns_request.get("nsdId")) - _filter = {"_id": ns_request["nsdId"]} - _filter.update(BaseTopic._get_project_filter(session, write=False, show_all=True)) + _filter = self._get_project_filter(session) + _filter["_id"] = ns_request["nsdId"] nsd = self.db.get_one("nsds", _filter) + del _filter["_id"] + + # check NSD is not disabled + step = "checking nsdOperationalState" + if nsd["_admin"]["operationalState"] == "DISABLED": + raise EngineException("nsd with id '{}' is DISABLED, and thus cannot be used to create " + "a network service".format(ns_request["nsdId"]), http_code=HTTPStatus.CONFLICT) nsr_id = str(uuid4()) now = time() step = "filling nsr from input data" + additional_params, _ = self._format_additional_params(ns_request, descriptor=nsd) + + # use for k8s-namespace from ns_request or additionalParamsForNs. By default, the project_id + ns_k8s_namespace = session["project_id"][0] if session["project_id"] else None + if ns_request and ns_request.get("k8s-namespace"): + ns_k8s_namespace = ns_request["k8s-namespace"] + if additional_params and additional_params.get("k8s-namespace"): + ns_k8s_namespace = additional_params["k8s-namespace"] + nsr_descriptor = { "name": ns_request["nsName"], "name-ref": ns_request["nsName"], "short-name": ns_request["nsName"], "admin-status": "ENABLED", - "nsd": nsd, + "nsState": "NOT_INSTANTIATED", + "currentOperation": "IDLE", + "currentOperationID": None, + "errorDescription": None, + "errorDetail": None, + "deploymentStatus": None, + "configurationStatus": None, + "vcaStatus": None, + "nsd": {k: v for k, v in nsd.items() if k in ("vld", "_id", "id", "constituent-vnfd", "name", + "ns-configuration")}, "datacenter": ns_request["vimAccountId"], "resource-orchestrator": "osmopenmano", "description": ns_request.get("nsDescription", ""), @@ -188,26 +276,27 @@ class NsrTopic(BaseTopic): "orchestration-progress": {}, # {"networks": {"active": 0, "total": 0}, "vms": {"active": 0, "total": 0}}, - "crete-time": now, + "create-time": now, "nsd-name-ref": nsd["name"], "operational-events": [], # "id", "timestamp", "description", "event", "nsd-ref": nsd["id"], "nsd-id": nsd["_id"], + "vnfd-id": [], "instantiate_params": self._format_ns_request(ns_request), - "additionalParamsForNs": self._format_addional_params(ns_request), + "additionalParamsForNs": additional_params, "ns-instance-config-ref": nsr_id, "id": nsr_id, "_id": nsr_id, # "input-parameter": xpath, value, - "ssh-authorized-key": ns_request.get("key-pair-ref"), # TODO remove + "ssh-authorized-key": ns_request.get("ssh_keys"), # TODO remove } ns_request["nsr_id"] = nsr_id + if ns_request and ns_request.get("config-units"): + nsr_descriptor["config-units"] = ns_request["config-units"] + # Create vld if nsd.get("vld"): - nsr_descriptor["vld"] = [] - for nsd_vld in nsd.get("vld"): - nsr_descriptor["vld"].append( - {key: nsd_vld[key] for key in ("id", "vim-network-name", "vim-network-id") if key in nsd_vld}) + nsr_descriptor["vld"] = nsd["vld"] # Create VNFR needed_vnfds = {} @@ -217,21 +306,26 @@ class NsrTopic(BaseTopic): member_vnf["vnfd-id-ref"], member_vnf["member-vnf-index"]) if vnfd_id not in needed_vnfds: # Obtain vnfd - vnfd = DescriptorTopic.get_one_by_id(self.db, session, "vnfds", vnfd_id) + _filter["id"] = vnfd_id + vnfd = self.db.get_one("vnfds", _filter, fail_on_empty=True, fail_on_more=True) + del _filter["id"] vnfd.pop("_admin") needed_vnfds[vnfd_id] = vnfd + nsr_descriptor["vnfd-id"].append(vnfd["_id"]) else: vnfd = needed_vnfds[vnfd_id] step = "filling vnfr vnfd-id='{}' constituent-vnfd='{}'".format( member_vnf["vnfd-id-ref"], member_vnf["member-vnf-index"]) vnfr_id = str(uuid4()) + additional_params, vnf_params = self._format_additional_params(ns_request, + member_vnf["member-vnf-index"], + descriptor=vnfd) vnfr_descriptor = { "id": vnfr_id, "_id": vnfr_id, "nsr-id-ref": nsr_id, "member-vnf-index-ref": member_vnf["member-vnf-index"], - "additionalParamsForVnf": self._format_addional_params(ns_request, member_vnf["member-vnf-index"], - vnfd), + "additionalParamsForVnf": additional_params, "created-time": now, # "vnfd": vnfd, # at OSM model.but removed to avoid data duplication TODO: revise "vnfd-ref": vnfd_id, @@ -241,6 +335,12 @@ class NsrTopic(BaseTopic): "connection-point": [], "ip-address": None, # mgmt-interface filled by LCM } + vnf_k8s_namespace = ns_k8s_namespace + if vnf_params: + if vnf_params.get("k8s-namespace"): + vnf_k8s_namespace = vnf_params["k8s-namespace"] + if vnf_params.get("config-units"): + vnfr_descriptor["config-units"] = vnf_params["config-units"] # Create vld if vnfd.get("internal-vld"): @@ -260,7 +360,62 @@ class NsrTopic(BaseTopic): # vim-id # TODO it would be nice having a vim port id } vnfr_descriptor["connection-point"].append(vnf_cp) + + # Create k8s-cluster information + if vnfd.get("k8s-cluster"): + vnfr_descriptor["k8s-cluster"] = vnfd["k8s-cluster"] + for net in get_iterable(vnfr_descriptor["k8s-cluster"].get("nets")): + if net.get("external-connection-point-ref"): + for nsd_vld in get_iterable(nsd.get("vld")): + for nsd_vld_cp in get_iterable(nsd_vld.get("vnfd-connection-point-ref")): + if nsd_vld_cp.get("vnfd-connection-point-ref") == \ + net["external-connection-point-ref"] and \ + nsd_vld_cp.get("member-vnf-index-ref") == member_vnf["member-vnf-index"]: + net["ns-vld-id"] = nsd_vld["id"] + break + else: + continue + break + elif net.get("internal-connection-point-ref"): + for vnfd_ivld in get_iterable(vnfd.get("internal-vld")): + for vnfd_ivld_icp in get_iterable(vnfd_ivld.get("internal-connection-point")): + if vnfd_ivld_icp.get("id-ref") == net["internal-connection-point-ref"]: + net["vnf-vld-id"] = vnfd_ivld["id"] + break + else: + continue + break + # update kdus + for kdu in get_iterable(vnfd.get("kdu")): + additional_params, kdu_params = self._format_additional_params(ns_request, + member_vnf["member-vnf-index"], + kdu_name=kdu["name"], + descriptor=vnfd) + kdu_k8s_namespace = vnf_k8s_namespace + kdu_model = kdu_params.get("kdu_model") if kdu_params else None + if kdu_params and kdu_params.get("k8s-namespace"): + kdu_k8s_namespace = kdu_params["k8s-namespace"] + + kdur = { + "additionalParams": additional_params, + "k8s-namespace": kdu_k8s_namespace, + "kdu-name": kdu["name"], + # TODO "name": "" Name of the VDU in the VIM + "ip-address": None, # mgmt-interface filled by LCM + "k8s-cluster": {}, + } + if kdu_params and kdu_params.get("config-units"): + kdur["config-units"] = kdu_params["config-units"] + for k8s_type in ("helm-chart", "juju-bundle"): + if kdu.get(k8s_type): + kdur[k8s_type] = kdu_model or kdu[k8s_type] + if not vnfr_descriptor.get("kdur"): + vnfr_descriptor["kdur"] = [] + vnfr_descriptor["kdur"].append(kdur) + for vdu in vnfd.get("vdu", ()): + additional_params, vdu_params = self._format_additional_params( + ns_request, member_vnf["member-vnf-index"], vdu_id=vdu["id"], descriptor=vnfd) vdur = { "vdu-id-ref": vdu["id"], # TODO "name": "" Name of the VDU in the VIM @@ -268,25 +423,27 @@ class NsrTopic(BaseTopic): # "vim-id", "flavor-id", "image-id", "management-ip" # filled by LCM "internal-connection-point": [], "interfaces": [], + "additionalParams": additional_params } + if vdu_params and vdu_params.get("config-units"): + vdur["config-units"] = vdu_params["config-units"] + if deep_get(vdu, ("supplemental-boot-data", "boot-data-drive")): + vdur["boot-data-drive"] = vdu["supplemental-boot-data"]["boot-data-drive"] if vdu.get("pdu-type"): vdur["pdu-type"] = vdu["pdu-type"] + vdur["name"] = vdu["pdu-type"] # TODO volumes: name, volume-id for icp in vdu.get("internal-connection-point", ()): vdu_icp = { "id": icp["id"], "connection-point-id": icp["id"], "name": icp.get("name"), - # "ip-address", "mac-address" # filled by LCM - # vim-id # TODO it would be nice having a vim port id } vdur["internal-connection-point"].append(vdu_icp) for iface in vdu.get("interface", ()): vdu_iface = { - "name": iface.get("name"), - # "ip-address", "mac-address" # filled by LCM - # vim-id # TODO it would be nice having a vim port id - } + x: iface[x] for x in ("name", "ip-address", "mac-address", "internal-connection-point-ref", + "external-connection-point-ref") if iface.get(x) is not None} if vnfd_mgmt_cp and iface.get("external-connection-point-ref") == vnfd_mgmt_cp: vdu_iface["mgmt-vnf"] = True if iface.get("mgmt-interface"): @@ -309,6 +466,8 @@ class NsrTopic(BaseTopic): for vnfd_ivld_icp in get_iterable(vnfd_ivld.get("internal-connection-point")): if vnfd_ivld_icp.get("id-ref") == iface["internal-connection-point-ref"]: vdu_iface["vnf-vld-id"] = vnfd_ivld["id"] + if vnfd_ivld_icp.get("ip-address"): + vdu_iface["ip-address"] = vnfd_ivld_icp["ip-address"] break else: continue @@ -322,6 +481,12 @@ class NsrTopic(BaseTopic): for index in range(0, count): if index: vdur = deepcopy(vdur) + for iface in vdur["interfaces"]: + if iface.get("ip-address"): + iface["ip-address"] = increment_ip_mac(iface["ip-address"]) + if iface.get("mac-address"): + iface["mac-address"] = increment_ip_mac(iface["mac-address"]) + vdur["_id"] = str(uuid4()) vdur["count-index"] = index vnfr_descriptor["vdur"].append(vdur) @@ -330,27 +495,24 @@ class NsrTopic(BaseTopic): member_vnf["vnfd-id-ref"], member_vnf["member-vnf-index"]) # add at database - BaseTopic.format_on_new(vnfr_descriptor, session["project_id"], make_public=make_public) + self.format_on_new(vnfr_descriptor, session["project_id"], make_public=session["public"]) self.db.create("vnfrs", vnfr_descriptor) rollback.append({"topic": "vnfrs", "_id": vnfr_id}) nsr_descriptor["constituent-vnfr-ref"].append(vnfr_id) step = "creating nsr at database" - self.format_on_new(nsr_descriptor, session["project_id"], make_public=make_public) + self.format_on_new(nsr_descriptor, session["project_id"], make_public=session["public"]) self.db.create("nsrs", nsr_descriptor) rollback.append({"topic": "nsrs", "_id": nsr_id}) step = "creating nsr temporal folder" self.fs.mkdir(nsr_id) - return nsr_id - except Exception as e: - self.logger.exception("Exception {} at NsrTopic.new()".format(e), exc_info=True) - raise EngineException("Error {}: {}".format(step, e)) - except ValidationError as e: - raise EngineException(e, HTTPStatus.UNPROCESSABLE_ENTITY) + return nsr_id, None + except (ValidationError, EngineException, DbException, MsgException, FsException) as e: + raise type(e)("{} while '{}'".format(e, step), http_code=e.http_code) - def edit(self, session, _id, indata=None, kwargs=None, force=False, content=None): + def edit(self, session, _id, indata=None, kwargs=None, content=None): raise EngineException("Method edit called directly", HTTPStatus.INTERNAL_SERVER_ERROR) @@ -358,16 +520,16 @@ class VnfrTopic(BaseTopic): topic = "vnfrs" topic_msg = None - def __init__(self, db, fs, msg): - BaseTopic.__init__(self, db, fs, msg) + def __init__(self, db, fs, msg, auth): + BaseTopic.__init__(self, db, fs, msg, auth) - def delete(self, session, _id, force=False, dry_run=False): + def delete(self, session, _id, dry_run=False, not_send_msg=None): raise EngineException("Method delete called directly", HTTPStatus.INTERNAL_SERVER_ERROR) - def edit(self, session, _id, indata=None, kwargs=None, force=False, content=None): + def edit(self, session, _id, indata=None, kwargs=None, content=None): raise EngineException("Method edit called directly", HTTPStatus.INTERNAL_SERVER_ERROR) - def new(self, rollback, session, indata=None, kwargs=None, headers=None, force=False, make_public=False): + def new(self, rollback, session, indata=None, kwargs=None, headers=None): # Not used because vnfrs are created and deleted by NsrTopic class directly raise EngineException("Method new called directly", HTTPStatus.INTERNAL_SERVER_ERROR) @@ -379,35 +541,55 @@ class NsLcmOpTopic(BaseTopic): "instantiate": ns_instantiate, "action": ns_action, "scale": ns_scale, - "terminate": None, + "terminate": ns_terminate, } - def __init__(self, db, fs, msg): - BaseTopic.__init__(self, db, fs, msg) + def __init__(self, db, fs, msg, auth): + BaseTopic.__init__(self, db, fs, msg, auth) def _check_ns_operation(self, session, nsr, operation, indata): """ Check that user has enter right parameters for the operation - :param session: + :param session: contains "username", "admin", "force", "public", "project_id", "set_project" :param operation: it can be: instantiate, terminate, action, TODO: update, heal :param indata: descriptor with the parameters of the operation :return: None """ - vnfds = {} + vnf_member_index_to_vnfd = {} # map between vnf_member_index to vnf descriptor. vim_accounts = [] + wim_accounts = [] nsd = nsr["nsd"] def check_valid_vnf_member_index(member_vnf_index): - # TODO change to vnfR - for vnf in nsd["constituent-vnfd"]: - if member_vnf_index == vnf["member-vnf-index"]: - vnfd_id = vnf["vnfd-id-ref"] - if vnfd_id not in vnfds: - vnfds[vnfd_id] = self.db.get_one("vnfds", {"id": vnfd_id}) - return vnfds[vnfd_id] - else: + # Obtain vnf descriptor. The vnfr is used to get the vnfd._id used for this member_vnf_index + if vnf_member_index_to_vnfd.get(member_vnf_index): + return vnf_member_index_to_vnfd[member_vnf_index] + vnfr = self.db.get_one("vnfrs", + {"nsr-id-ref": nsr["_id"], "member-vnf-index-ref": member_vnf_index}, + fail_on_empty=False) + if not vnfr: raise EngineException("Invalid parameter member_vnf_index='{}' is not one of the " "nsd:constituent-vnfd".format(member_vnf_index)) + vnfd = self.db.get_one("vnfds", {"_id": vnfr["vnfd-id"]}, fail_on_empty=False) + if not vnfd: + raise EngineException("vnfd id={} has been deleted!. Operation cannot be performed". + format(vnfr["vnfd-id"])) + vnf_member_index_to_vnfd[member_vnf_index] = vnfd # add to cache, avoiding a later look for + return vnfd + + def check_valid_vdu(vnfd, vdu_id): + for vdud in get_iterable(vnfd.get("vdu")): + if vdud["id"] == vdu_id: + return vdud + else: + raise EngineException("Invalid parameter vdu_id='{}' not present at vnfd:vdu:id".format(vdu_id)) + + def check_valid_kdu(vnfd, kdu_name): + for kdud in get_iterable(vnfd.get("kdu")): + if kdud["name"] == kdu_name: + return kdud + else: + raise EngineException("Invalid parameter kdu_name='{}' not present at vnfd:kdu:name".format(kdu_name)) def _check_vnf_instantiation_params(in_vnfd, vnfd): @@ -439,8 +621,8 @@ class NsLcmOpTopic(BaseTopic): for in_ivld in get_iterable(in_vnfd.get("internal-vld")): for ivld in get_iterable(vnfd.get("internal-vld")): - if in_ivld["name"] == ivld["name"] or in_ivld["name"] == ivld["id"]: - for in_icp in get_iterable(in_ivld["internal-connection-point"]): + if in_ivld["name"] in (ivld["id"], ivld.get("name")): + for in_icp in get_iterable(in_ivld.get("internal-connection-point")): for icp in ivld["internal-connection-point"]: if in_icp["id-ref"] == icp["id-ref"]: break @@ -449,7 +631,7 @@ class NsLcmOpTopic(BaseTopic): "='{}']:internal-connection-point[id-ref:'{}'] is not present at " "vnfd:internal-vld:name/id:internal-connection-point" .format(in_vnf["member-vnf-index"], in_ivld["name"], - in_icp["id-ref"], vnfd["id"])) + in_icp["id-ref"])) break else: raise EngineException("Invalid parameter vnf[member-vnf-index='{}']:internal-vld:name='{}'" @@ -460,22 +642,52 @@ class NsLcmOpTopic(BaseTopic): if vim_account in vim_accounts: return try: - db_filter = self._get_project_filter(session, write=False, show_all=True) + db_filter = self._get_project_filter(session) db_filter["_id"] = vim_account self.db.get_one("vim_accounts", db_filter) except Exception: raise EngineException("Invalid vimAccountId='{}' not present for the project".format(vim_account)) vim_accounts.append(vim_account) + def check_valid_wim_account(wim_account): + if not isinstance(wim_account, str): + return + elif wim_account in wim_accounts: + return + try: + db_filter = self._get_project_filter(session, write=False, show_all=True) + db_filter["_id"] = wim_account + self.db.get_one("wim_accounts", db_filter) + except Exception: + raise EngineException("Invalid wimAccountId='{}' not present for the project".format(wim_account)) + wim_accounts.append(wim_account) + if operation == "action": # check vnf_member_index if indata.get("vnf_member_index"): indata["member_vnf_index"] = indata.pop("vnf_member_index") # for backward compatibility - if not indata.get("member_vnf_index"): - raise EngineException("Missing 'member_vnf_index' parameter") - vnfd = check_valid_vnf_member_index(indata["member_vnf_index"]) - # check primitive - for config_primitive in get_iterable(vnfd.get("vnf-configuration", {}).get("config-primitive")): + if indata.get("member_vnf_index"): + vnfd = check_valid_vnf_member_index(indata["member_vnf_index"]) + if indata.get("vdu_id"): + vdud = check_valid_vdu(vnfd, indata["vdu_id"]) + descriptor_configuration = vdud.get("vdu-configuration", {}).get("config-primitive") + elif indata.get("kdu_name"): + kdud = check_valid_kdu(vnfd, indata["kdu_name"]) + descriptor_configuration = kdud.get("kdu-configuration", {}).get("config-primitive") + else: + descriptor_configuration = vnfd.get("vnf-configuration", {}).get("config-primitive") + else: # use a NSD + descriptor_configuration = nsd.get("ns-configuration", {}).get("config-primitive") + + # For k8s allows default primitives without validating the parameters + if indata.get("kdu_name") and indata["primitive"] in ("upgrade", "rollback", "status", "inspect", "readme"): + # TODO should be checked that rollback only can contains revsision_numbe???? + if not indata.get("member_vnf_index"): + raise EngineException("Missing action parameter 'member_vnf_index' for default KDU primitive '{}'" + .format(indata["primitive"])) + return + # if not, check primitive + for config_primitive in get_iterable(descriptor_configuration): if indata["primitive"] == config_primitive["name"]: # check needed primitive_params are provided if indata.get("primitive_params"): @@ -490,11 +702,11 @@ class NsLcmOpTopic(BaseTopic): paramd["name"], indata["primitive"])) # check no extra primitive params are provided if in_primitive_params_copy: - raise EngineException("parameter/s '{}' not present at vnfd for primitive '{}'".format( + raise EngineException("parameter/s '{}' not present at vnfd /nsd for primitive '{}'".format( list(in_primitive_params_copy.keys()), indata["primitive"])) break else: - raise EngineException("Invalid primitive '{}' is not present at vnfd".format(indata["primitive"])) + raise EngineException("Invalid primitive '{}' is not present at vnfd/nsd".format(indata["primitive"])) if operation == "scale": vnfd = check_valid_vnf_member_index(indata["scaleVnfData"]["scaleByStepData"]["member-vnf-index"]) for scaling_group in get_iterable(vnfd.get("scaling-group-descriptor")): @@ -507,6 +719,7 @@ class NsLcmOpTopic(BaseTopic): if operation == "instantiate": # check vim_account check_valid_vim_account(indata["vimAccountId"]) + check_valid_wim_account(indata.get("wimAccountId")) for in_vnf in get_iterable(indata.get("vnf")): vnfd = check_valid_vnf_member_index(in_vnf["member-vnf-index"]) _check_vnf_instantiation_params(in_vnf, vnfd) @@ -514,6 +727,7 @@ class NsLcmOpTopic(BaseTopic): check_valid_vim_account(in_vnf["vimAccountId"]) for in_vld in get_iterable(indata.get("vld")): + check_valid_wim_account(in_vld.get("wimAccountId")) for vldd in get_iterable(nsd.get("vld")): if in_vld["name"] == vldd["name"] or in_vld["name"] == vldd["id"]: break @@ -526,8 +740,7 @@ class NsLcmOpTopic(BaseTopic): Look for a free PDU in the catalog matching vdur type and interfaces. Fills vnfr.vdur with the interface (ip_address, ...) information. Modifies PDU _admin.usageState to 'IN_USE' - - :param session: client session information + :param session: contains "username", "admin", "force", "public", "project_id", "set_project" :param rollback: list with the database modifications to rollback if needed :param vnfr: vnfr to be updated. It is modified with pdu interface info if pdu is found :param vim_account: vim_account where this vnfr should be deployed @@ -548,7 +761,7 @@ class NsLcmOpTopic(BaseTopic): if not vdur.get("pdu-type"): continue pdu_type = vdur.get("pdu-type") - pdu_filter = self._get_project_filter(session, write=True, show_all=True) + pdu_filter = self._get_project_filter(session) pdu_filter["vim_accounts"] = vim_account pdu_filter["type"] = pdu_type pdu_filter["_admin.operationalState"] = "ENABLED" @@ -602,29 +815,110 @@ class NsLcmOpTopic(BaseTopic): vnfr_update[iface_text + ".{}".format(k)] = v vnfr_update_rollback[iface_text + ".{}".format(k)] = vdur_interface.get(v) if pdu_interface.get("ip-address"): - if vdur_interface.get("mgmt-interface"): + if vdur_interface.get("mgmt-interface") or vdur_interface.get("mgmt-vnf"): vnfr_update_rollback[vdu_text + ".ip-address"] = vdur.get("ip-address") vnfr_update[vdu_text + ".ip-address"] = pdu_interface["ip-address"] if vdur_interface.get("mgmt-vnf"): vnfr_update_rollback["ip-address"] = vnfr.get("ip-address") vnfr_update["ip-address"] = pdu_interface["ip-address"] + vnfr_update[vdu_text + ".ip-address"] = pdu_interface["ip-address"] if pdu_interface.get("vim-network-name") or pdu_interface.get("vim-network-id"): ifaces_forcing_vim_network.append({ "name": vdur_interface.get("vnf-vld-id") or vdur_interface.get("ns-vld-id"), "vnf-vld-id": vdur_interface.get("vnf-vld-id"), "ns-vld-id": vdur_interface.get("ns-vld-id")}) if pdu_interface.get("vim-network-id"): - ifaces_forcing_vim_network.append({ - "vim-network-id": pdu_interface.get("vim-network-id")}) + ifaces_forcing_vim_network[-1]["vim-network-id"] = pdu_interface["vim-network-id"] if pdu_interface.get("vim-network-name"): - ifaces_forcing_vim_network.append({ - "vim-network-name": pdu_interface.get("vim-network-name")}) + ifaces_forcing_vim_network[-1]["vim-network-name"] = pdu_interface["vim-network-name"] break return ifaces_forcing_vim_network + def _look_for_k8scluster(self, session, rollback, vnfr, vim_account, vnfr_update, vnfr_update_rollback): + """ + Look for an available k8scluster for all the kuds in the vnfd matching version and cni requirements. + Fills vnfr.kdur with the selected k8scluster + + :param session: contains "username", "admin", "force", "public", "project_id", "set_project" + :param rollback: list with the database modifications to rollback if needed + :param vnfr: vnfr to be updated. It is modified with pdu interface info if pdu is found + :param vim_account: vim_account where this vnfr should be deployed + :param vnfr_update: dictionary filled by this method with changes to be done at database vnfr + :param vnfr_update_rollback: dictionary filled by this method with original content of vnfr in case a rollback + of the changed vnfr is needed + + :return: List of KDU interfaces that are connected to an existing VIM network. Each item contains: + "vim-network-name": used at VIM + "name": interface name + "vnf-vld-id": internal VNFD vld where this interface is connected, or + "ns-vld-id": NSD vld where this interface is connected. + NOTE: One, and only one between 'vnf-vld-id' and 'ns-vld-id' contains a value. The other will be None + """ + + ifaces_forcing_vim_network = [] + if not vnfr.get("kdur"): + return ifaces_forcing_vim_network + + kdu_filter = self._get_project_filter(session) + kdu_filter["vim_account"] = vim_account + # TODO kdu_filter["_admin.operationalState"] = "ENABLED" + available_k8sclusters = self.db.get_list("k8sclusters", kdu_filter) + + k8s_requirements = {} # just for logging + for k8scluster in available_k8sclusters: + if not vnfr.get("k8s-cluster"): + break + # restrict by cni + if vnfr["k8s-cluster"].get("cni"): + k8s_requirements["cni"] = vnfr["k8s-cluster"]["cni"] + if not set(vnfr["k8s-cluster"]["cni"]).intersection(k8scluster.get("cni", ())): + continue + # restrict by version + if vnfr["k8s-cluster"].get("version"): + k8s_requirements["version"] = vnfr["k8s-cluster"]["version"] + if k8scluster.get("k8s_version") not in vnfr["k8s-cluster"]["version"]: + continue + # restrict by number of networks + if vnfr["k8s-cluster"].get("nets"): + k8s_requirements["networks"] = len(vnfr["k8s-cluster"]["nets"]) + if not k8scluster.get("nets") or len(k8scluster["nets"]) < len(vnfr["k8s-cluster"]["nets"]): + continue + break + else: + raise EngineException("No k8scluster with requirements='{}' at vim_account={} found for member_vnf_index={}" + .format(k8s_requirements, vim_account, vnfr["member-vnf-index-ref"])) + + for kdur_index, kdur in enumerate(get_iterable(vnfr.get("kdur"))): + # step 3. Fill vnfr info by filling kdur + kdu_text = "kdur.{}.".format(kdur_index) + vnfr_update_rollback[kdu_text + "k8s-cluster.id"] = None + vnfr_update[kdu_text + "k8s-cluster.id"] = k8scluster["_id"] + + # step 4. Check VIM networks that forces the selected k8s_cluster + if vnfr.get("k8s-cluster") and vnfr["k8s-cluster"].get("nets"): + k8scluster_net_list = list(k8scluster.get("nets").keys()) + for net_index, kdur_net in enumerate(vnfr["k8s-cluster"]["nets"]): + # get a network from k8s_cluster nets. If name matches use this, if not use other + if kdur_net["id"] in k8scluster_net_list: # name matches + vim_net = k8scluster["nets"][kdur_net["id"]] + k8scluster_net_list.remove(kdur_net["id"]) + else: + vim_net = k8scluster["nets"][k8scluster_net_list[0]] + k8scluster_net_list.pop(0) + vnfr_update_rollback["k8s-cluster.nets.{}.vim_net".format(net_index)] = None + vnfr_update["k8s-cluster.nets.{}.vim_net".format(net_index)] = vim_net + if vim_net and (kdur_net.get("vnf-vld-id") or kdur_net.get("ns-vld-id")): + ifaces_forcing_vim_network.append({ + "name": kdur_net.get("vnf-vld-id") or kdur_net.get("ns-vld-id"), + "vnf-vld-id": kdur_net.get("vnf-vld-id"), + "ns-vld-id": kdur_net.get("ns-vld-id"), + "vim-network-name": vim_net, # TODO can it be vim-network-id ??? + }) + # TODO check that this forcing is not incompatible with other forcing + return ifaces_forcing_vim_network + def _update_vnfrs(self, session, rollback, nsr, indata): - vnfrs = None # get vnfr nsr_id = nsr["_id"] vnfrs = self.db.get_list("vnfrs", {"nsr-id-ref": nsr_id}) @@ -643,6 +937,56 @@ class NsLcmOpTopic(BaseTopic): if vnf_inst_params.get("vimAccountId"): vim_account = vnf_inst_params.get("vimAccountId") + # get vnf.vdu.interface instantiation params to update vnfr.vdur.interfaces ip, mac + for vdu_inst_param in get_iterable(vnf_inst_params.get("vdu")): + for vdur_index, vdur in enumerate(vnfr["vdur"]): + if vdu_inst_param["id"] != vdur["vdu-id-ref"]: + continue + for iface_inst_param in get_iterable(vdu_inst_param.get("interface")): + iface_index, _ = next(i for i in enumerate(vdur["interfaces"]) + if i[1]["name"] == iface_inst_param["name"]) + vnfr_update_text = "vdur.{}.interfaces.{}".format(vdur_index, iface_index) + if iface_inst_param.get("ip-address"): + vnfr_update[vnfr_update_text + ".ip-address"] = increment_ip_mac( + iface_inst_param.get("ip-address"), vdur.get("count-index", 0)) + if iface_inst_param.get("mac-address"): + vnfr_update[vnfr_update_text + ".mac-address"] = increment_ip_mac( + iface_inst_param.get("mac-address"), vdur.get("count-index", 0)) + # get vnf.internal-vld.internal-conection-point instantiation params to update vnfr.vdur.interfaces + # TODO update vld with the ip-profile + for ivld_inst_param in get_iterable(vnf_inst_params.get("internal-vld")): + for icp_inst_param in get_iterable(ivld_inst_param.get("internal-connection-point")): + # look for iface + for vdur_index, vdur in enumerate(vnfr["vdur"]): + for iface_index, iface in enumerate(vdur["interfaces"]): + if iface.get("internal-connection-point-ref") == icp_inst_param["id-ref"]: + vnfr_update_text = "vdur.{}.interfaces.{}".format(vdur_index, iface_index) + if icp_inst_param.get("ip-address"): + vnfr_update[vnfr_update_text + ".ip-address"] = increment_ip_mac( + icp_inst_param.get("ip-address"), vdur.get("count-index", 0)) + if icp_inst_param.get("mac-address"): + vnfr_update[vnfr_update_text + ".mac-address"] = increment_ip_mac( + icp_inst_param.get("mac-address"), vdur.get("count-index", 0)) + break + # get ip address from instantiation parameters.vld.vnfd-connection-point-ref + for vld_inst_param in get_iterable(indata.get("vld")): + for vnfcp_inst_param in get_iterable(vld_inst_param.get("vnfd-connection-point-ref")): + if vnfcp_inst_param["member-vnf-index-ref"] != member_vnf_index: + continue + # look for iface + for vdur_index, vdur in enumerate(vnfr["vdur"]): + for iface_index, iface in enumerate(vdur["interfaces"]): + if iface.get("external-connection-point-ref") == \ + vnfcp_inst_param["vnfd-connection-point-ref"]: + vnfr_update_text = "vdur.{}.interfaces.{}".format(vdur_index, iface_index) + if vnfcp_inst_param.get("ip-address"): + vnfr_update[vnfr_update_text + ".ip-address"] = increment_ip_mac( + vnfcp_inst_param.get("ip-address"), vdur.get("count-index", 0)) + if vnfcp_inst_param.get("mac-address"): + vnfr_update[vnfr_update_text + ".mac-address"] = increment_ip_mac( + vnfcp_inst_param.get("mac-address"), vdur.get("count-index", 0)) + break + vnfr_update["vim-account-id"] = vim_account vnfr_update_rollback["vim-account-id"] = vnfr.get("vim-account-id") @@ -650,7 +994,10 @@ class NsLcmOpTopic(BaseTopic): ifaces_forcing_vim_network = self._look_for_pdu(session, rollback, vnfr, vim_account, vnfr_update, vnfr_update_rollback) - # updata database vnfr + # get kdus + ifaces_forcing_vim_network += self._look_for_k8scluster(session, rollback, vnfr, vim_account, vnfr_update, + vnfr_update_rollback) + # update database vnfr self.db.set_one("vnfrs", {"_id": vnfr["_id"]}, vnfr_update) rollback.append({"topic": "vnfrs", "_id": vnfr["_id"], "operation": "set", "content": vnfr_update_rollback}) @@ -689,6 +1036,10 @@ class NsLcmOpTopic(BaseTopic): "id": _id, "_id": _id, "operationState": "PROCESSING", # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK + "queuePosition": None, + "stage": None, + "errorMessage": None, + "detailedStatus": None, "statusEnteredTime": now, "nsInstanceId": nsr_id, "lcmOperationType": operation, @@ -703,43 +1054,64 @@ class NsLcmOpTopic(BaseTopic): } return nslcmop - def new(self, rollback, session, indata=None, kwargs=None, headers=None, force=False, make_public=False, - slice_object=False): + def _get_enabled_vims(self, session): + """ + Retrieve and return VIM accounts that are accessible by current user and has state ENABLE + :param session: current session with user information + """ + db_filter = self._get_project_filter(session) + db_filter["_admin.operationalState"] = "ENABLED" + vims = self.db.get_list("vim_accounts", db_filter) + vimAccounts = [] + for vim in vims: + vimAccounts.append(vim['_id']) + return vimAccounts + + def new(self, rollback, session, indata=None, kwargs=None, headers=None, slice_object=False): """ Performs a new operation over a ns :param rollback: list to append created items at database in case a rollback must to be done - :param session: contains the used login username and working project + :param session: contains "username", "admin", "force", "public", "project_id", "set_project" :param indata: descriptor with the parameters of the operation. It must contains among others nsInstanceId: _id of the nsr to perform the operation operation: it can be: instantiate, terminate, action, TODO: update, heal :param kwargs: used to override the indata descriptor :param headers: http request headers - :param force: If True avoid some dependence checks - :param make_public: Make the created item public to all projects :return: id of the nslcmops """ + def check_if_nsr_is_not_slice_member(session, nsr_id): + nsis = None + db_filter = self._get_project_filter(session) + db_filter["_admin.nsrs-detailed-list.ANYINDEX.nsrId"] = nsr_id + nsis = self.db.get_one("nsis", db_filter, fail_on_empty=False, fail_on_more=False) + if nsis: + raise EngineException("The NS instance {} cannot be terminated because is used by the slice {}".format( + nsr_id, nsis["_id"]), http_code=HTTPStatus.CONFLICT) + try: # Override descriptor with query string kwargs - self._update_input_with_kwargs(indata, kwargs) + self._update_input_with_kwargs(indata, kwargs, yaml_format=True) operation = indata["lcmOperationType"] nsInstanceId = indata["nsInstanceId"] validate_input(indata, self.operation_schema[operation]) # get ns from nsr_id - _filter = BaseTopic._get_project_filter(session, write=True, show_all=False) + _filter = BaseTopic._get_project_filter(session) _filter["_id"] = nsInstanceId nsr = self.db.get_one("nsrs", _filter) # initial checking + if operation == "terminate" and slice_object is False: + check_if_nsr_is_not_slice_member(session, nsr["_id"]) if not nsr["_admin"].get("nsState") or nsr["_admin"]["nsState"] == "NOT_INSTANTIATED": if operation == "terminate" and indata.get("autoremove"): # NSR must be deleted - return None # a none in this case is used to indicate not instantiated. It can be removed + return None, None # a none in this case is used to indicate not instantiated. It can be removed if operation != "instantiate": raise EngineException("ns_instance '{}' cannot be '{}' because it is not instantiated".format( nsInstanceId, operation), HTTPStatus.CONFLICT) else: - if operation == "instantiate" and not indata.get("force"): + if operation == "instantiate" and not session["force"]: raise EngineException("ns_instance '{}' cannot be '{}' because it is already instantiated".format( nsInstanceId, operation), HTTPStatus.CONFLICT) self._check_ns_operation(session, nsr, operation, indata) @@ -748,31 +1120,36 @@ class NsLcmOpTopic(BaseTopic): self._update_vnfrs(session, rollback, nsr, indata) nslcmop_desc = self._create_nslcmop(nsInstanceId, operation, indata) - self.format_on_new(nslcmop_desc, session["project_id"], make_public=make_public) - _id = self.db.create("nslcmops", nslcmop_desc) + _id = nslcmop_desc["_id"] + self.format_on_new(nslcmop_desc, session["project_id"], make_public=session["public"]) + if indata.get("placement-engine"): + # Save valid vim accounts in lcm operation descriptor + nslcmop_desc['operationParams']['validVimAccounts'] = self._get_enabled_vims(session) + self.db.create("nslcmops", nslcmop_desc) rollback.append({"topic": "nslcmops", "_id": _id}) if not slice_object: self.msg.write("ns", operation, nslcmop_desc) - return _id - except ValidationError as e: + return _id, None + except ValidationError as e: # TODO remove try Except, it is captured at nbi.py raise EngineException(e, HTTPStatus.UNPROCESSABLE_ENTITY) # except DbException as e: # raise EngineException("Cannot get ns_instance '{}': {}".format(e), HTTPStatus.NOT_FOUND) - def delete(self, session, _id, force=False, dry_run=False): + def delete(self, session, _id, dry_run=False, not_send_msg=None): raise EngineException("Method delete called directly", HTTPStatus.INTERNAL_SERVER_ERROR) - def edit(self, session, _id, indata=None, kwargs=None, force=False, content=None): + def edit(self, session, _id, indata=None, kwargs=None, content=None): raise EngineException("Method edit called directly", HTTPStatus.INTERNAL_SERVER_ERROR) class NsiTopic(BaseTopic): topic = "nsis" topic_msg = "nsi" + quota_name = "slice_instances" - def __init__(self, db, fs, msg): - BaseTopic.__init__(self, db, fs, msg) - self.nsrTopic = NsrTopic(db, fs, msg) + def __init__(self, db, fs, msg, auth): + BaseTopic.__init__(self, db, fs, msg, auth) + self.nsrTopic = NsrTopic(db, fs, msg, auth) @staticmethod def _format_ns_request(ns_request): @@ -803,7 +1180,7 @@ class NsiTopic(BaseTopic): def _check_descriptor_dependencies(self, session, descriptor): """ Check that the dependent descriptors exist on a new descriptor or edition - :param session: client session information + :param session: contains "username", "admin", "force", "public", "project_id", "set_project" :param descriptor: descriptor to be inserted or edit :return: None or raises exception """ @@ -814,78 +1191,153 @@ class NsiTopic(BaseTopic): raise EngineException("Descriptor error at nst-ref='{}' references a non exist nstd".format(nstd_id), http_code=HTTPStatus.CONFLICT) - @staticmethod - def format_on_new(content, project_id=None, make_public=False): - BaseTopic.format_on_new(content, project_id=project_id, make_public=make_public) - - def check_conflict_on_del(self, session, _id, force=False): - if force: + def check_conflict_on_del(self, session, _id, db_content): + """ + Check that NSI is not instantiated + :param session: contains "username", "admin", "force", "public", "project_id", "set_project" + :param _id: nsi internal id + :param db_content: The database content of the _id + :return: None or raises EngineException with the conflict + """ + if session["force"]: return - nsi = self.db.get_one("nsis", {"_id": _id}) + nsi = db_content if nsi["_admin"].get("nsiState") == "INSTANTIATED": raise EngineException("nsi '{}' cannot be deleted because it is in 'INSTANTIATED' state. " "Launch 'terminate' operation first; or force deletion".format(_id), http_code=HTTPStatus.CONFLICT) - def delete(self, session, _id, force=False, dry_run=False): + def delete_extra(self, session, _id, db_content, not_send_msg=None): """ - Delete item by its internal _id - :param session: contains the used login username, working project, and admin rights + Deletes associated nsilcmops from database. Deletes associated filesystem. + Set usageState of nst + :param session: contains "username", "admin", "force", "public", "project_id", "set_project" :param _id: server internal id - :param force: indicates if deletion must be forced in case of conflict - :param dry_run: make checking but do not delete - :return: dictionary with deleted item _id. It raises EngineException on error: not found, conflict, ... + :param db_content: The database content of the descriptor + :param not_send_msg: To not send message (False) or store content (list) instead + :return: None if ok or raises EngineException with the problem """ - # TODO add admin to filter, validate rights - BaseTopic.delete(self, session, _id, force, dry_run=True) - if dry_run: - return - # deletes NetSlice instance object - v = self.db.del_one("nsis", {"_id": _id}) - - # makes a temporal list of nsilcmops objects related to the _id given and deletes them from db - _filter = {"netsliceInstanceId": _id} - self.db.del_list("nsilcmops", _filter) - - _filter = {"operationParams.netsliceInstanceId": _id} - nslcmops_list = self.db.get_list("nslcmops", _filter) - - for id_item in nslcmops_list: - _filter = {"_id": id_item} - nslcmop = self.db.get_one("nslcmops", _filter) - nsr_id = nslcmop["operationParams"]["nsr_id"] - self.nsrTopic.delete(session, nsr_id, force=False, dry_run=False) - self._send_msg("deleted", {"_id": _id}) - return v - - def new(self, rollback, session, indata=None, kwargs=None, headers=None, force=False, make_public=False): + # Deleting the nsrs belonging to nsir + nsir = db_content + for nsrs_detailed_item in nsir["_admin"]["nsrs-detailed-list"]: + nsr_id = nsrs_detailed_item["nsrId"] + if nsrs_detailed_item.get("shared"): + _filter = {"_admin.nsrs-detailed-list.ANYINDEX.shared": True, + "_admin.nsrs-detailed-list.ANYINDEX.nsrId": nsr_id, + "_id.ne": nsir["_id"]} + nsi = self.db.get_one("nsis", _filter, fail_on_empty=False, fail_on_more=False) + if nsi: # last one using nsr + continue + try: + self.nsrTopic.delete(session, nsr_id, dry_run=False, not_send_msg=not_send_msg) + except (DbException, EngineException) as e: + if e.http_code == HTTPStatus.NOT_FOUND: + pass + else: + raise + + # delete related nsilcmops database entries + self.db.del_list("nsilcmops", {"netsliceInstanceId": _id}) + + # Check and set used NST usage state + nsir_admin = nsir.get("_admin") + if nsir_admin and nsir_admin.get("nst-id"): + # check if used by another NSI + nsis_list = self.db.get_one("nsis", {"nst-id": nsir_admin["nst-id"]}, + fail_on_empty=False, fail_on_more=False) + if not nsis_list: + self.db.set_one("nsts", {"_id": nsir_admin["nst-id"]}, {"_admin.usageState": "NOT_IN_USE"}) + + # def delete(self, session, _id, dry_run=False): + # """ + # Delete item by its internal _id + # :param session: contains "username", "admin", "force", "public", "project_id", "set_project" + # :param _id: server internal id + # :param dry_run: make checking but do not delete + # :return: dictionary with deleted item _id. It raises EngineException on error: not found, conflict, ... + # """ + # # TODO add admin to filter, validate rights + # BaseTopic.delete(self, session, _id, dry_run=True) + # if dry_run: + # return + # + # # Deleting the nsrs belonging to nsir + # nsir = self.db.get_one("nsis", {"_id": _id}) + # for nsrs_detailed_item in nsir["_admin"]["nsrs-detailed-list"]: + # nsr_id = nsrs_detailed_item["nsrId"] + # if nsrs_detailed_item.get("shared"): + # _filter = {"_admin.nsrs-detailed-list.ANYINDEX.shared": True, + # "_admin.nsrs-detailed-list.ANYINDEX.nsrId": nsr_id, + # "_id.ne": nsir["_id"]} + # nsi = self.db.get_one("nsis", _filter, fail_on_empty=False, fail_on_more=False) + # if nsi: # last one using nsr + # continue + # try: + # self.nsrTopic.delete(session, nsr_id, dry_run=False) + # except (DbException, EngineException) as e: + # if e.http_code == HTTPStatus.NOT_FOUND: + # pass + # else: + # raise + # # deletes NetSlice instance object + # v = self.db.del_one("nsis", {"_id": _id}) + # + # # makes a temporal list of nsilcmops objects related to the _id given and deletes them from db + # _filter = {"netsliceInstanceId": _id} + # self.db.del_list("nsilcmops", _filter) + # + # # Search if nst is being used by other nsi + # nsir_admin = nsir.get("_admin") + # if nsir_admin: + # if nsir_admin.get("nst-id"): + # nsis_list = self.db.get_one("nsis", {"nst-id": nsir_admin["nst-id"]}, + # fail_on_empty=False, fail_on_more=False) + # if not nsis_list: + # self.db.set_one("nsts", {"_id": nsir_admin["nst-id"]}, {"_admin.usageState": "NOT_IN_USE"}) + # return v + + def new(self, rollback, session, indata=None, kwargs=None, headers=None): """ Creates a new netslice instance record into database. It also creates needed nsrs and vnfrs :param rollback: list to append the created items at database in case a rollback must be done - :param session: contains the used login username and working project + :param session: contains "username", "admin", "force", "public", "project_id", "set_project" :param indata: params to be used for the nsir :param kwargs: used to override the indata descriptor :param headers: http request headers - :param force: If True avoid some dependence checks - :param make_public: Make the created item public to all projects :return: the _id of nsi descriptor created at database """ try: + step = "checking quotas" + self.check_quota(session) + + step = "" slice_request = self._remove_envelop(indata) # Override descriptor with query string kwargs self._update_input_with_kwargs(slice_request, kwargs) - self._validate_input_new(slice_request, force) + self._validate_input_new(slice_request, session["force"]) - step = "" # look for nstd step = "getting nstd id='{}' from database".format(slice_request.get("nstId")) - _filter = {"_id": slice_request["nstId"]} - _filter.update(BaseTopic._get_project_filter(session, write=False, show_all=True)) + _filter = self._get_project_filter(session) + _filter["_id"] = slice_request["nstId"] nstd = self.db.get_one("nsts", _filter) + # check NST is not disabled + step = "checking NST operationalState" + if nstd["_admin"]["operationalState"] == "DISABLED": + raise EngineException("nst with id '{}' is DISABLED, and thus cannot be used to create a netslice " + "instance".format(slice_request["nstId"]), http_code=HTTPStatus.CONFLICT) + del _filter["_id"] + + # check NSD is not disabled + step = "checking operationalState" + if nstd["_admin"]["operationalState"] == "DISABLED": + raise EngineException("nst with id '{}' is DISABLED, and thus cannot be used to create " + "a network slice".format(slice_request["nstId"]), http_code=HTTPStatus.CONFLICT) + nstd.pop("_admin", None) - nstd.pop("_id", None) + nstd_id = nstd.pop("_id", None) nsi_id = str(uuid4()) step = "filling nsi_descriptor with input data" @@ -905,153 +1357,103 @@ class NsiTopic(BaseTopic): } step = "creating nsi at database" - self.format_on_new(nsi_descriptor, session["project_id"], make_public=make_public) + self.format_on_new(nsi_descriptor, session["project_id"], make_public=session["public"]) nsi_descriptor["_admin"]["nsiState"] = "NOT_INSTANTIATED" nsi_descriptor["_admin"]["netslice-subnet"] = None - + nsi_descriptor["_admin"]["deployed"] = {} + nsi_descriptor["_admin"]["deployed"]["RO"] = [] + nsi_descriptor["_admin"]["nst-id"] = nstd_id + # Creating netslice-vld for the RO. step = "creating netslice-vld at database" - instantiation_parameters = slice_request # Building the vlds list to be deployed # From netslice descriptors, creating the initial list - nsi_vlds = [] - if nstd.get("netslice-vld"): - # Building VLDs from NST - for netslice_vlds in nstd["netslice-vld"]: - nsi_vld = {} - # Adding nst vld name and global vimAccountId for netslice vld creation - nsi_vld["name"] = netslice_vlds["name"] - nsi_vld["vimAccountId"] = slice_request["vimAccountId"] - # Getting template Instantiation parameters from NST - for netslice_vld in netslice_vlds["nss-connection-point-ref"]: - for netslice_subnet in nstd["netslice-subnet"]: - nsi_vld["nsd-ref"] = netslice_subnet["nsd-ref"] - nsi_vld["nsd-connection-point-ref"] = netslice_vld["nsd-connection-point-ref"] - # Obtaining the vimAccountId from template instantiation parameter - if netslice_subnet.get("instantiation-parameters"): - # Taking the vimAccountId from NST netslice-subnet instantiation parameters - if netslice_subnet["instantiation-parameters"].get("vimAccountId"): - netsn = netslice_subnet["instantiation-parameters"]["vimAccountId"] - nsi_vld["vimAccountId"] = netsn - # Obtaining the vimAccountId from user instantiation parameter - if instantiation_parameters.get("netslice-subnet"): - for ins_param in instantiation_parameters["netslice-subnet"]: - if ins_param.get("id") == netslice_vld["nss-ref"]: - if ins_param.get("vimAccountId"): - nsi_vld["vimAccountId"] = ins_param["vimAccountId"] - # Adding vim-network-name / vim-network-id defined by the user to vld - if instantiation_parameters.get("netslice-vld"): - for ins_param in instantiation_parameters["netslice-vld"]: - if ins_param["name"] == netslice_vlds["name"]: - if ins_param.get("vim-network-name"): - nsi_vld["vim-network-name"] = ins_param.get("vim-network-name") - if ins_param.get("vim-network-id"): - nsi_vld["vim-network-id"] = ins_param.get("vim-network-id") - if netslice_vlds.get("mgmt-network"): - nsi_vld["mgmt-network"] = netslice_vlds.get("mgmt-network") - nsi_vlds.append(nsi_vld) + nsi_vlds = [] + + for netslice_vlds in get_iterable(nstd.get("netslice-vld")): + # Getting template Instantiation parameters from NST + nsi_vld = deepcopy(netslice_vlds) + nsi_vld["shared-nsrs-list"] = [] + nsi_vld["vimAccountId"] = slice_request["vimAccountId"] + nsi_vlds.append(nsi_vld) nsi_descriptor["_admin"]["netslice-vld"] = nsi_vlds - # Creating netslice-subnet_record. + # Creating netslice-subnet_record. needed_nsds = {} services = [] + # Updating the nstd with the nsd["_id"] associated to the nss -> services list for member_ns in nstd["netslice-subnet"]: nsd_id = member_ns["nsd-ref"] step = "getting nstd id='{}' constituent-nsd='{}' from database".format( member_ns["nsd-ref"], member_ns["id"]) if nsd_id not in needed_nsds: # Obtain nsd - nsd = DescriptorTopic.get_one_by_id(self.db, session, "nsds", nsd_id) + _filter["id"] = nsd_id + nsd = self.db.get_one("nsds", _filter, fail_on_empty=True, fail_on_more=True) + del _filter["id"] nsd.pop("_admin") needed_nsds[nsd_id] = nsd - member_ns["_id"] = needed_nsds[nsd_id].get("_id") - services.append(member_ns) else: nsd = needed_nsds[nsd_id] - member_ns["_id"] = needed_nsds[nsd_id].get("_id") - services.append(member_ns) + member_ns["_id"] = needed_nsds[nsd_id].get("_id") + services.append(member_ns) step = "filling nsir nsd-id='{}' constituent-nsd='{}' from database".format( member_ns["nsd-ref"], member_ns["id"]) - # check additionalParamsForSubnet contains a valid id - if slice_request.get("additionalParamsForSubnet"): - for additional_params_subnet in get_iterable(slice_request.get("additionalParamsForSubnet")): - for service in services: - if additional_params_subnet["id"] == service["id"]: - break - else: - raise EngineException("Error at additionalParamsForSubnet:id='{}' not match any " - "netslice-subnet:id".format(additional_params_subnet["id"])) - # creates Network Services records (NSRs) step = "creating nsrs at database using NsrTopic.new()" ns_params = slice_request.get("netslice-subnet") - nsrs_list = [] nsi_netslice_subnet = [] for service in services: + # Check if the netslice-subnet is shared and if it is share if the nss exists + _id_nsr = None indata_ns = {} - indata_ns["nsdId"] = service["_id"] - indata_ns["nsName"] = slice_request.get("nsiName") + "." + service["id"] - indata_ns["vimAccountId"] = slice_request.get("vimAccountId") - indata_ns["nsDescription"] = service["description"] - indata_ns["key-pair-ref"] = None - for additional_params_subnet in get_iterable(slice_request.get("additionalParamsForSubnet")): - if additional_params_subnet["id"] == service["id"]: - if additional_params_subnet.get("additionalParamsForNs"): - indata_ns["additionalParamsForNs"] = additional_params_subnet["additionalParamsForNs"] - if additional_params_subnet.get("additionalParamsForVnf"): - indata_ns["additionalParamsForVnf"] = additional_params_subnet["additionalParamsForVnf"] - break - - # NsrTopic(rollback, session, indata_ns, kwargs, headers, force) - # Overwriting ns_params filtering by nsName == netslice-subnet.id - - if ns_params: - for ns_param in ns_params: - if ns_param.get("id") == service["id"]: - copy_ns_param = deepcopy(ns_param) - del copy_ns_param["id"] - indata_ns.update(copy_ns_param) - # TODO: Improve network selection via networkID - # Override the instantiation parameters for netslice-vld provided by user - if nsi_vlds: - indata_ns_list = [] - for nsi_vld in nsi_vlds: - nsd = self.db.get_one("nsds", {"id": nsi_vld["nsd-ref"]}) - if nsd["connection-point"]: - for cp_item in nsd["connection-point"]: - if cp_item["name"] == nsi_vld["nsd-connection-point-ref"]: - vld_id_ref = cp_item["vld-id-ref"] - # Mapping the vim-network-name or vim-network-id instantiation parameters - if nsi_vld.get("vim-network-id"): - vnid = nsi_vld.get("vim-network-id") - if type(vnid) is not dict: - vim_network_id = {slice_request.get("vimAccountId"): vnid} - else: # is string - vim_network_id = vnid - indata_ns_list.append({"name": vld_id_ref, "vim-network-id": vim_network_id}) - # Case not vim-network-name instantiation parameter - elif nsi_vld.get("vim-network-name"): - vnm = nsi_vld.get("vim-network-name") - if type(vnm) is not dict: - vim_network_name = {slice_request.get("vimAccountId"): vnm} - else: # is string - vim_network_name = vnm - indata_ns_list.append({"name": vld_id_ref, - "vim-network-name": vim_network_name}) - # Case neither vim-network-name nor vim-network-id provided - else: - indata_ns_list.append({"name": vld_id_ref}) - if indata_ns_list: - indata_ns["vld"] = indata_ns_list - - # Creates Nsr objects - _id_nsr = self.nsrTopic.new(rollback, session, indata_ns, kwargs, headers, force) - nsrs_item = {"nsrId": _id_nsr} + # Is the nss shared and instantiated? + _filter["_admin.nsrs-detailed-list.ANYINDEX.shared"] = True + _filter["_admin.nsrs-detailed-list.ANYINDEX.nsd-id"] = service["nsd-ref"] + _filter["_admin.nsrs-detailed-list.ANYINDEX.nss-id"] = service["id"] + nsi = self.db.get_one("nsis", _filter, fail_on_empty=False, fail_on_more=False) + if nsi and service.get("is-shared-nss"): + nsrs_detailed_list = nsi["_admin"]["nsrs-detailed-list"] + for nsrs_detailed_item in nsrs_detailed_list: + if nsrs_detailed_item["nsd-id"] == service["nsd-ref"]: + if nsrs_detailed_item["nss-id"] == service["id"]: + _id_nsr = nsrs_detailed_item["nsrId"] + break + for netslice_subnet in nsi["_admin"]["netslice-subnet"]: + if netslice_subnet["nss-id"] == service["id"]: + indata_ns = netslice_subnet + break + else: + indata_ns = {} + if service.get("instantiation-parameters"): + indata_ns = deepcopy(service["instantiation-parameters"]) + # del service["instantiation-parameters"] + + indata_ns["nsdId"] = service["_id"] + indata_ns["nsName"] = slice_request.get("nsiName") + "." + service["id"] + indata_ns["vimAccountId"] = slice_request.get("vimAccountId") + indata_ns["nsDescription"] = service["description"] + if slice_request.get("ssh_keys"): + indata_ns["ssh_keys"] = slice_request.get("ssh_keys") + + if ns_params: + for ns_param in ns_params: + if ns_param.get("id") == service["id"]: + copy_ns_param = deepcopy(ns_param) + del copy_ns_param["id"] + indata_ns.update(copy_ns_param) + break + + # Creates Nsr objects + _id_nsr, _ = self.nsrTopic.new(rollback, session, indata_ns, kwargs, headers) + nsrs_item = {"nsrId": _id_nsr, "shared": service.get("is-shared-nss"), "nsd-id": service["nsd-ref"], + "nss-id": service["id"], "nslcmop_instantiate": None} + indata_ns["nss-id"] = service["id"] nsrs_list.append(nsrs_item) nsi_netslice_subnet.append(indata_ns) nsr_ref = {"nsr-ref": _id_nsr} @@ -1060,17 +1462,19 @@ class NsiTopic(BaseTopic): # Adding the nsrs list to the nsi nsi_descriptor["_admin"]["nsrs-detailed-list"] = nsrs_list nsi_descriptor["_admin"]["netslice-subnet"] = nsi_netslice_subnet + self.db.set_one("nsts", {"_id": slice_request["nstId"]}, {"_admin.usageState": "IN_USE"}) + # Creating the entry in the database self.db.create("nsis", nsi_descriptor) rollback.append({"topic": "nsis", "_id": nsi_id}) - return nsi_id - except Exception as e: + return nsi_id, None + except Exception as e: # TODO remove try Except, it is captured at nbi.py self.logger.exception("Exception {} at NsiTopic.new()".format(e), exc_info=True) raise EngineException("Error {}: {}".format(step, e)) except ValidationError as e: raise EngineException(e, HTTPStatus.UNPROCESSABLE_ENTITY) - def edit(self, session, _id, indata=None, kwargs=None, force=False, content=None): + def edit(self, session, _id, indata=None, kwargs=None, content=None): raise EngineException("Method edit called directly", HTTPStatus.INTERNAL_SERVER_ERROR) @@ -1081,14 +1485,15 @@ class NsiLcmOpTopic(BaseTopic): "instantiate": nsi_instantiate, "terminate": None } - - def __init__(self, db, fs, msg): - BaseTopic.__init__(self, db, fs, msg) + + def __init__(self, db, fs, msg, auth): + BaseTopic.__init__(self, db, fs, msg, auth) + self.nsi_NsLcmOpTopic = NsLcmOpTopic(self.db, self.fs, self.msg, self.auth) def _check_nsi_operation(self, session, nsir, operation, indata): """ Check that user has enter right parameters for the operation - :param session: + :param session: contains "username", "admin", "force", "public", "project_id", "set_project" :param operation: it can be: instantiate, terminate, action, TODO: update, heal :param indata: descriptor with the parameters of the operation :return: None @@ -1102,7 +1507,9 @@ class NsiLcmOpTopic(BaseTopic): if nstId == netslice_subnet["id"]: nsd_id = netslice_subnet["nsd-ref"] if nsd_id not in nsds: - nsds[nsd_id] = self.db.get_one("nsds", {"id": nsd_id}) + _filter = self._get_project_filter(session) + _filter["id"] = nsd_id + nsds[nsd_id] = self.db.get_one("nsds", _filter) return nsds[nsd_id] else: raise EngineException("Invalid parameter nstId='{}' is not one of the " @@ -1128,85 +1535,139 @@ class NsiLcmOpTopic(BaseTopic): "isCancelPending": False, "links": { "self": "/osm/nsilcm/v1/nsi_lcm_op_occs/" + _id, - "nsInstance": "/osm/nsilcm/v1/netslice_instances/" + netsliceInstanceId, + "netsliceInstanceId": "/osm/nsilcm/v1/netslice_instances/" + netsliceInstanceId, } } return nsilcmop - def new(self, rollback, session, indata=None, kwargs=None, headers=None, force=False, make_public=False): + def add_shared_nsr_2vld(self, nsir, nsr_item): + for nst_sb_item in nsir["network-slice-template"].get("netslice-subnet"): + if nst_sb_item.get("is-shared-nss"): + for admin_subnet_item in nsir["_admin"].get("netslice-subnet"): + if admin_subnet_item["nss-id"] == nst_sb_item["id"]: + for admin_vld_item in nsir["_admin"].get("netslice-vld"): + for admin_vld_nss_cp_ref_item in admin_vld_item["nss-connection-point-ref"]: + if admin_subnet_item["nss-id"] == admin_vld_nss_cp_ref_item["nss-ref"]: + if not nsr_item["nsrId"] in admin_vld_item["shared-nsrs-list"]: + admin_vld_item["shared-nsrs-list"].append(nsr_item["nsrId"]) + break + # self.db.set_one("nsis", {"_id": nsir["_id"]}, nsir) + self.db.set_one("nsis", {"_id": nsir["_id"]}, {"_admin.netslice-vld": nsir["_admin"].get("netslice-vld")}) + + def new(self, rollback, session, indata=None, kwargs=None, headers=None): """ Performs a new operation over a ns :param rollback: list to append created items at database in case a rollback must to be done - :param session: contains the used login username and working project + :param session: contains "username", "admin", "force", "public", "project_id", "set_project" :param indata: descriptor with the parameters of the operation. It must contains among others - nsiInstanceId: _id of the nsir to perform the operation + netsliceInstanceId: _id of the nsir to perform the operation operation: it can be: instantiate, terminate, action, TODO: update, heal :param kwargs: used to override the indata descriptor :param headers: http request headers - :param force: If True avoid some dependence checks - :param make_public: Make the created item public to all projects :return: id of the nslcmops """ try: # Override descriptor with query string kwargs self._update_input_with_kwargs(indata, kwargs) operation = indata["lcmOperationType"] - nsiInstanceId = indata["nsiInstanceId"] + netsliceInstanceId = indata["netsliceInstanceId"] validate_input(indata, self.operation_schema[operation]) - # get nsi from nsiInstanceId - _filter = BaseTopic._get_project_filter(session, write=True, show_all=False) - _filter["_id"] = nsiInstanceId + # get nsi from netsliceInstanceId + _filter = self._get_project_filter(session) + _filter["_id"] = netsliceInstanceId nsir = self.db.get_one("nsis", _filter) + logging_prefix = "nsi={} {} ".format(netsliceInstanceId, operation) + del _filter["_id"] # initial checking if not nsir["_admin"].get("nsiState") or nsir["_admin"]["nsiState"] == "NOT_INSTANTIATED": if operation == "terminate" and indata.get("autoremove"): # NSIR must be deleted - return None # a none in this case is used to indicate not instantiated. It can be removed + return None, None # a none in this case is used to indicate not instantiated. It can be removed if operation != "instantiate": raise EngineException("netslice_instance '{}' cannot be '{}' because it is not instantiated".format( - nsiInstanceId, operation), HTTPStatus.CONFLICT) + netsliceInstanceId, operation), HTTPStatus.CONFLICT) else: - if operation == "instantiate" and not indata.get("force"): + if operation == "instantiate" and not session["force"]: raise EngineException("netslice_instance '{}' cannot be '{}' because it is already instantiated". - format(nsiInstanceId, operation), HTTPStatus.CONFLICT) + format(netsliceInstanceId, operation), HTTPStatus.CONFLICT) # Creating all the NS_operation (nslcmop) # Get service list from db nsrs_list = nsir["_admin"]["nsrs-detailed-list"] nslcmops = [] - for nsr_item in nsrs_list: - service = self.db.get_one("nsrs", {"_id": nsr_item["nsrId"]}) - indata_ns = {} - indata_ns = service["instantiate_params"] - indata_ns["lcmOperationType"] = operation - indata_ns["nsInstanceId"] = service["_id"] - # Including netslice_id in the ns instantiate Operation - indata_ns["netsliceInstanceId"] = nsiInstanceId - del indata_ns["key-pair-ref"] - nsi_NsLcmOpTopic = NsLcmOpTopic(self.db, self.fs, self.msg) - # Creating NS_LCM_OP with the flag slice_object=True to not trigger the service instantiation - # message via kafka bus - nslcmop = nsi_NsLcmOpTopic.new(rollback, session, indata_ns, kwargs, headers, force, slice_object=True) - nslcmops.append(nslcmop) + # nslcmops_item = None + for index, nsr_item in enumerate(nsrs_list): + nsr_id = nsr_item["nsrId"] + if nsr_item.get("shared"): + _filter["_admin.nsrs-detailed-list.ANYINDEX.shared"] = True + _filter["_admin.nsrs-detailed-list.ANYINDEX.nsrId"] = nsr_id + _filter["_admin.nsrs-detailed-list.ANYINDEX.nslcmop_instantiate.ne"] = None + _filter["_id.ne"] = netsliceInstanceId + nsi = self.db.get_one("nsis", _filter, fail_on_empty=False, fail_on_more=False) + if operation == "terminate": + _update = {"_admin.nsrs-detailed-list.{}.nslcmop_instantiate".format(index): None} + self.db.set_one("nsis", {"_id": nsir["_id"]}, _update) + if nsi: # other nsi is using this nsr and it needs this nsr instantiated + continue # do not create nsilcmop + else: # instantiate + # looks the first nsi fulfilling the conditions but not being the current NSIR + if nsi: + nsi_nsr_item = next(n for n in nsi["_admin"]["nsrs-detailed-list"] if + n["nsrId"] == nsr_id and n["shared"] and + n["nslcmop_instantiate"]) + self.add_shared_nsr_2vld(nsir, nsr_item) + nslcmops.append(nsi_nsr_item["nslcmop_instantiate"]) + _update = {"_admin.nsrs-detailed-list.{}".format(index): nsi_nsr_item} + self.db.set_one("nsis", {"_id": nsir["_id"]}, _update) + # continue to not create nslcmop since nsrs is shared and nsrs was created + continue + else: + self.add_shared_nsr_2vld(nsir, nsr_item) + + # create operation + try: + indata_ns = { + "lcmOperationType": operation, + "nsInstanceId": nsr_id, + # Including netslice_id in the ns instantiate Operation + "netsliceInstanceId": netsliceInstanceId, + } + if operation == "instantiate": + service = self.db.get_one("nsrs", {"_id": nsr_id}) + indata_ns.update(service["instantiate_params"]) + + # Creating NS_LCM_OP with the flag slice_object=True to not trigger the service instantiation + # message via kafka bus + nslcmop, _ = self.nsi_NsLcmOpTopic.new(rollback, session, indata_ns, None, headers, + slice_object=True) + nslcmops.append(nslcmop) + if operation == "instantiate": + _update = {"_admin.nsrs-detailed-list.{}.nslcmop_instantiate".format(index): nslcmop} + self.db.set_one("nsis", {"_id": nsir["_id"]}, _update) + except (DbException, EngineException) as e: + if e.http_code == HTTPStatus.NOT_FOUND: + self.logger.info(logging_prefix + "skipping NS={} because not found".format(nsr_id)) + pass + else: + raise # Creates nsilcmop indata["nslcmops_ids"] = nslcmops self._check_nsi_operation(session, nsir, operation, indata) - nsilcmop_desc = self._create_nsilcmop(session, nsiInstanceId, operation, indata) - self.format_on_new(nsilcmop_desc, session["project_id"], make_public=make_public) + + nsilcmop_desc = self._create_nsilcmop(session, netsliceInstanceId, operation, indata) + self.format_on_new(nsilcmop_desc, session["project_id"], make_public=session["public"]) _id = self.db.create("nsilcmops", nsilcmop_desc) rollback.append({"topic": "nsilcmops", "_id": _id}) self.msg.write("nsi", operation, nsilcmop_desc) - return _id + return _id, None except ValidationError as e: raise EngineException(e, HTTPStatus.UNPROCESSABLE_ENTITY) - # except DbException as e: - # raise EngineException("Cannot get nsi_instance '{}': {}".format(e), HTTPStatus.NOT_FOUND) - def delete(self, session, _id, force=False, dry_run=False): + def delete(self, session, _id, dry_run=False, not_send_msg=None): raise EngineException("Method delete called directly", HTTPStatus.INTERNAL_SERVER_ERROR) - def edit(self, session, _id, indata=None, kwargs=None, force=False, content=None): + def edit(self, session, _id, indata=None, kwargs=None, content=None): raise EngineException("Method edit called directly", HTTPStatus.INTERNAL_SERVER_ERROR)