# -*- coding: utf-8 -*-
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+# implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
# import logging
from uuid import uuid4
from http import HTTPStatus
from time import time
-from copy import copy
-from validation import validate_input, ValidationError, ns_instantiate, ns_action, ns_scale
-from base_topic import BaseTopic, EngineException, get_iterable
-from descriptor_topics import DescriptorTopic
+from copy import copy, deepcopy
+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 yaml import safe_dump
+from osm_common.dbbase import DbException
+from osm_common.msgbase import MsgException
+from osm_common.fsbase import FsException
+from osm_nbi import utils
+from re import (
+ match,
+) # For checking that additional parameter names are valid Jinja2 identifiers
__author__ = "Alfonso Tierno <alfonso.tiernosepulveda@telefonica.com>"
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):
"""
return
nsd_id = descriptor["nsdId"]
if not self.get_item_list(session, "nsds", {"id": nsd_id}):
- raise EngineException("Descriptor error at nsdId='{}' references a non exist nsd".format(nsd_id),
- http_code=HTTPStatus.CONFLICT)
+ raise EngineException(
+ "Descriptor error at nsdId='{}' references a non exist nsd".format(
+ nsd_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)
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)
+ 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
-
- v = self.db.del_one("nsrs", {"_id": _id})
+ self.fs.file_delete(_id, ignore_non_exist=True)
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.usageSate": "NOT_IN_USE", "_admin.usage": None})
- self._send_msg("deleted", {"_id": _id})
- return v
+ self.db.set_list(
+ "pdus",
+ {"_admin.usage.nsr_id": _id},
+ {"_admin.usageState": "NOT_IN_USE", "_admin.usage": None},
+ )
+
+ # 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"},
+ )
+
+ # delete extra ro_nsrs used for internal RO module
+ self.db.del_one("ro_nsrs", q_filter={"_id": _id}, fail_on_empty=False)
+
+ @staticmethod
+ def _format_ns_request(ns_request):
+ formated_request = copy(ns_request)
+ formated_request.pop("additionalParamsForNs", None)
+ formated_request.pop("additionalParamsForVnf", None)
+ return formated_request
- def new(self, rollback, session, indata=None, kwargs=None, headers=None, force=False, make_public=False):
+ @staticmethod
+ 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: 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"):
+ 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:
+ raise EngineException(
+ "Invalid param at {}:{}. Keys must not contain dots or $".format(
+ where_, k
+ )
+ )
+ if isinstance(v, (dict, tuple, list)):
+ additional_params[k] = "!!yaml " + safe_dump(v)
+
+ if descriptor:
+ for df in descriptor.get("df", []):
+ # check that enough parameters are supplied for the initial-config-primitive
+ # TODO: check for cloud-init
+ if member_vnf_index:
+ initial_primitives = []
+ if (
+ "lcm-operations-configuration" in df
+ and "operate-vnf-op-config"
+ in df["lcm-operations-configuration"]
+ ):
+ for config in df["lcm-operations-configuration"][
+ "operate-vnf-op-config"
+ ].get("day1-2", []):
+ for primitive in get_iterable(
+ config.get("initial-config-primitive")
+ ):
+ initial_primitives.append(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 (
+ "<rw_mgmt_ip>",
+ "<VDU_SCALE_INFO>",
+ "<ns_config_info>",
+ ):
+ continue
+ if (
+ not additional_params
+ or param["value"][1:-1] not in additional_params
+ ):
+ raise EngineException(
+ "Parameter '{}' needed for vnfd[id={}]:day1-2 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)
+ ns_request = self._validate_input_new(ns_request, session["force"])
- step = ""
- # look for nsr
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))
- nsd = self.db.get_one("nsds", _filter)
+ nsd = self._get_nsd_from_db(ns_request["nsdId"], session)
+ ns_k8s_namespace = self._get_ns_k8s_namespace(nsd, ns_request, session)
+
+ step = "checking nsdOperationalState"
+ self._check_nsd_operational_state(nsd, ns_request)
- nsr_id = str(uuid4())
- now = time()
step = "filling nsr from input data"
- nsr_descriptor = {
- "name": ns_request["nsName"],
- "name-ref": ns_request["nsName"],
- "short-name": ns_request["nsName"],
- "admin-status": "ENABLED",
- "nsd": nsd,
- "datacenter": ns_request["vimAccountId"],
- "resource-orchestrator": "osmopenmano",
- "description": ns_request.get("nsDescription", ""),
- "constituent-vnfr-ref": [],
-
- "operational-status": "init", # typedef ns-operational-
- "config-status": "init", # typedef config-states
- "detailed-status": "scheduled",
-
- "orchestration-progress": {},
- # {"networks": {"active": 0, "total": 0}, "vms": {"active": 0, "total": 0}},
-
- "crete-time": now,
- "nsd-name-ref": nsd["name"],
- "operational-events": [], # "id", "timestamp", "description", "event",
- "nsd-ref": nsd["id"],
- "instantiate_params": ns_request,
- "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"),
- }
- ns_request["nsr_id"] = nsr_id
+ nsr_id = str(uuid4())
+ nsr_descriptor = self._create_nsr_descriptor_from_nsd(
+ nsd, ns_request, nsr_id, session
+ )
- # Create VNFR
+ # Create VNFRs
needed_vnfds = {}
- for member_vnf in nsd["constituent-vnfd"]:
- vnfd_id = member_vnf["vnfd-id-ref"]
- step = "getting vnfd id='{}' constituent-vnfd='{}' from database".format(
- member_vnf["vnfd-id-ref"], member_vnf["member-vnf-index"])
+ # TODO: Change for multiple df support
+ vnf_profiles = nsd.get("df", [[]])[0].get("vnf-profile", ())
+ for vnfp in vnf_profiles:
+ vnfd_id = vnfp.get("vnfd-id")
+ vnf_index = vnfp.get("id")
+ step = (
+ "getting vnfd id='{}' constituent-vnfd='{}' from database".format(
+ vnfd_id, vnf_index
+ )
+ )
if vnfd_id not in needed_vnfds:
- # Obtain vnfd
- vnfd = DescriptorTopic.get_one_by_id(self.db, session, "vnfds", vnfd_id)
- vnfd.pop("_admin")
+ vnfd = self._get_vnfd_from_db(vnfd_id, session)
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())
- vnfr_descriptor = {
- "id": vnfr_id,
- "_id": vnfr_id,
- "nsr-id-ref": nsr_id,
- "member-vnf-index-ref": member_vnf["member-vnf-index"],
- "created-time": now,
- # "vnfd": vnfd, # at OSM model.but removed to avoid data duplication TODO: revise
- "vnfd-ref": vnfd_id,
- "vnfd-id": vnfd["_id"], # not at OSM model, but useful
- "vim-account-id": None,
- "vdur": [],
- "connection-point": [],
- "ip-address": None, # mgmt-interface filled by LCM
+ vnfd_id, vnf_index
+ )
+ vnfr_descriptor = self._create_vnfr_descriptor_from_vnfd(
+ nsd,
+ vnfd,
+ vnfd_id,
+ vnf_index,
+ nsr_descriptor,
+ ns_request,
+ ns_k8s_namespace,
+ )
+
+ step = "creating vnfr vnfd-id='{}' constituent-vnfd='{}' at database".format(
+ vnfd_id, vnf_index
+ )
+ self._add_vnfr_to_db(vnfr_descriptor, rollback, session)
+ nsr_descriptor["constituent-vnfr-ref"].append(vnfr_descriptor["id"])
+
+ step = "creating nsr at database"
+ self._add_nsr_to_db(nsr_descriptor, rollback, session)
+
+ step = "creating nsr temporal folder"
+ self.fs.mkdir(nsr_id)
+
+ 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 _get_nsd_from_db(self, nsd_id, session):
+ _filter = self._get_project_filter(session)
+ _filter["_id"] = nsd_id
+ return self.db.get_one("nsds", _filter)
+
+ def _get_vnfd_from_db(self, vnfd_id, session):
+ _filter = self._get_project_filter(session)
+ _filter["id"] = vnfd_id
+ vnfd = self.db.get_one("vnfds", _filter, fail_on_empty=True, fail_on_more=True)
+ vnfd.pop("_admin")
+ return vnfd
+
+ def _add_nsr_to_db(self, nsr_descriptor, rollback, session):
+ 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_descriptor["id"]})
+
+ def _add_vnfr_to_db(self, vnfr_descriptor, rollback, session):
+ 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_descriptor["id"]})
+
+ def _check_nsd_operational_state(self, nsd, ns_request):
+ 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,
+ )
+
+ def _get_ns_k8s_namespace(self, nsd, ns_request, session):
+ 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"]
+
+ return ns_k8s_namespace
+
+ def _get_vim_account(self, vim_id: str, session):
+ try:
+ db_filter = self._get_project_filter(session)
+ db_filter["_id"] = vim_id
+ return self.db.get_one("vim_accounts", db_filter)
+ except Exception:
+ raise EngineException(
+ "Invalid vimAccountId='{}' not present for the project".format(
+ vim_id
+ )
+ )
+
+ def _create_nsr_descriptor_from_nsd(self, nsd, ns_request, nsr_id, session):
+ now = time()
+ additional_params, _ = self._format_additional_params(
+ ns_request, descriptor=nsd
+ )
+
+ nsr_descriptor = {
+ "name": ns_request["nsName"],
+ "name-ref": ns_request["nsName"],
+ "short-name": ns_request["nsName"],
+ "admin-status": "ENABLED",
+ "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()},
+ "datacenter": ns_request["vimAccountId"],
+ "resource-orchestrator": "osmopenmano",
+ "description": ns_request.get("nsDescription", ""),
+ "constituent-vnfr-ref": [],
+ "operational-status": "init", # typedef ns-operational-
+ "config-status": "init", # typedef config-states
+ "detailed-status": "scheduled",
+ "orchestration-progress": {},
+ "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": additional_params,
+ "ns-instance-config-ref": nsr_id,
+ "id": nsr_id,
+ "_id": nsr_id,
+ "ssh-authorized-key": ns_request.get("ssh_keys"), # TODO remove
+ "flavor": [],
+ "image": [],
+ }
+ ns_request["nsr_id"] = nsr_id
+ if ns_request and ns_request.get("config-units"):
+ nsr_descriptor["config-units"] = ns_request["config-units"]
+ vim_account_id = nsr_descriptor["instantiate_params"].get("vimAccountId")
+ if vim_account_id:
+ vca_id = self._get_vim_account(vim_account_id, session).get("vca")
+ nsr_descriptor["instantiate_params"]["vcaId"] = vca_id
+ # Create vld
+ if nsd.get("virtual-link-desc"):
+ nsr_vld = deepcopy(nsd.get("virtual-link-desc", []))
+ # Fill each vld with vnfd-connection-point-ref data
+ # TODO: Change for multiple df support
+ all_vld_connection_point_data = {vld.get("id"): [] for vld in nsr_vld}
+ vnf_profiles = nsd.get("df", [[]])[0].get("vnf-profile", ())
+ for vnf_profile in vnf_profiles:
+ for vlc in vnf_profile.get("virtual-link-connectivity", ()):
+ for cpd in vlc.get("constituent-cpd-id", ()):
+ all_vld_connection_point_data[
+ vlc.get("virtual-link-profile-id")
+ ].append(
+ {
+ "member-vnf-index-ref": cpd.get(
+ "constituent-base-element-id"
+ ),
+ "vnfd-connection-point-ref": cpd.get(
+ "constituent-cpd-id"
+ ),
+ "vnfd-id-ref": vnf_profile.get("vnfd-id"),
+ }
+ )
+
+ vnfd = self._get_vnfd_from_db(vnf_profile.get("vnfd-id"), session)
+
+ for vdu in vnfd.get("vdu", ()):
+ flavor_data = {}
+ guest_epa = {}
+ # Find this vdu compute and storage descriptors
+ vdu_virtual_compute = {}
+ vdu_virtual_storage = {}
+ for vcd in vnfd.get("virtual-compute-desc", ()):
+ if vcd.get("id") == vdu.get("virtual-compute-desc"):
+ vdu_virtual_compute = vcd
+ for vsd in vnfd.get("virtual-storage-desc", ()):
+ if vsd.get("id") == vdu.get("virtual-storage-desc", [[]])[0]:
+ vdu_virtual_storage = vsd
+ # Get this vdu vcpus, memory and storage info for flavor_data
+ if vdu_virtual_compute.get("virtual-cpu", {}).get(
+ "num-virtual-cpu"
+ ):
+ flavor_data["vcpu-count"] = vdu_virtual_compute["virtual-cpu"][
+ "num-virtual-cpu"
+ ]
+ if vdu_virtual_compute.get("virtual-memory", {}).get("size"):
+ flavor_data["memory-mb"] = (
+ float(vdu_virtual_compute["virtual-memory"]["size"])
+ * 1024.0
+ )
+ if vdu_virtual_storage.get("size-of-storage"):
+ flavor_data["storage-gb"] = vdu_virtual_storage[
+ "size-of-storage"
+ ]
+ # Get this vdu EPA info for guest_epa
+ if vdu_virtual_compute.get("virtual-cpu", {}).get("cpu-quota"):
+ guest_epa["cpu-quota"] = vdu_virtual_compute["virtual-cpu"][
+ "cpu-quota"
+ ]
+ if vdu_virtual_compute.get("virtual-cpu", {}).get("pinning"):
+ vcpu_pinning = vdu_virtual_compute["virtual-cpu"]["pinning"]
+ if vcpu_pinning.get("thread-policy"):
+ guest_epa["cpu-thread-pinning-policy"] = vcpu_pinning[
+ "thread-policy"
+ ]
+ if vcpu_pinning.get("policy"):
+ cpu_policy = (
+ "SHARED"
+ if vcpu_pinning["policy"] == "dynamic"
+ else "DEDICATED"
+ )
+ guest_epa["cpu-pinning-policy"] = cpu_policy
+ if vdu_virtual_compute.get("virtual-memory", {}).get("mem-quota"):
+ guest_epa["mem-quota"] = vdu_virtual_compute["virtual-memory"][
+ "mem-quota"
+ ]
+ if vdu_virtual_compute.get("virtual-memory", {}).get(
+ "mempage-size"
+ ):
+ guest_epa["mempage-size"] = vdu_virtual_compute[
+ "virtual-memory"
+ ]["mempage-size"]
+ if vdu_virtual_compute.get("virtual-memory", {}).get(
+ "numa-node-policy"
+ ):
+ guest_epa["numa-node-policy"] = vdu_virtual_compute[
+ "virtual-memory"
+ ]["numa-node-policy"]
+ if vdu_virtual_storage.get("disk-io-quota"):
+ guest_epa["disk-io-quota"] = vdu_virtual_storage[
+ "disk-io-quota"
+ ]
+
+ if guest_epa:
+ flavor_data["guest-epa"] = guest_epa
+
+ flavor_data["name"] = vdu["id"][:56] + "-flv"
+ flavor_data["id"] = str(len(nsr_descriptor["flavor"]))
+ nsr_descriptor["flavor"].append(flavor_data)
+
+ sw_image_id = vdu.get("sw-image-desc")
+ if sw_image_id:
+ image_data = self._get_image_data_from_vnfd(vnfd, sw_image_id)
+ self._add_image_to_nsr(nsr_descriptor, image_data)
+
+ # also add alternative images to the list of images
+ for alt_image in vdu.get("alternative-sw-image-desc", ()):
+ image_data = self._get_image_data_from_vnfd(vnfd, alt_image)
+ self._add_image_to_nsr(nsr_descriptor, image_data)
+
+ for vld in nsr_vld:
+ vld["vnfd-connection-point-ref"] = all_vld_connection_point_data.get(
+ vld.get("id"), []
+ )
+ vld["name"] = vld["id"]
+ nsr_descriptor["vld"] = nsr_vld
+
+ return nsr_descriptor
+
+ def _get_image_data_from_vnfd(self, vnfd, sw_image_id):
+ sw_image_desc = utils.find_in_list(
+ vnfd.get("sw-image-desc", ()), lambda sw: sw["id"] == sw_image_id
+ )
+ image_data = {}
+ if sw_image_desc.get("image"):
+ image_data["image"] = sw_image_desc["image"]
+ if sw_image_desc.get("checksum"):
+ image_data["image_checksum"] = sw_image_desc["checksum"]["hash"]
+ if sw_image_desc.get("vim-type"):
+ image_data["vim-type"] = sw_image_desc["vim-type"]
+ return image_data
+
+ def _add_image_to_nsr(self, nsr_descriptor, image_data):
+ """
+ Adds image to nsr checking first it is not already added
+ """
+ img = next(
+ (
+ f
+ for f in nsr_descriptor["image"]
+ if all(f.get(k) == image_data[k] for k in image_data)
+ ),
+ None,
+ )
+ if not img:
+ image_data["id"] = str(len(nsr_descriptor["image"]))
+ nsr_descriptor["image"].append(image_data)
+
+ def _create_vnfr_descriptor_from_vnfd(
+ self,
+ nsd,
+ vnfd,
+ vnfd_id,
+ vnf_index,
+ nsr_descriptor,
+ ns_request,
+ ns_k8s_namespace,
+ ):
+ vnfr_id = str(uuid4())
+ nsr_id = nsr_descriptor["id"]
+ now = time()
+ additional_params, vnf_params = self._format_additional_params(
+ ns_request, vnf_index, descriptor=vnfd
+ )
+
+ vnfr_descriptor = {
+ "id": vnfr_id,
+ "_id": vnfr_id,
+ "nsr-id-ref": nsr_id,
+ "member-vnf-index-ref": vnf_index,
+ "additionalParamsForVnf": additional_params,
+ "created-time": now,
+ # "vnfd": vnfd, # at OSM model.but removed to avoid data duplication TODO: revise
+ "vnfd-ref": vnfd_id,
+ "vnfd-id": vnfd["_id"], # not at OSM model, but useful
+ "vim-account-id": None,
+ "vca-id": None,
+ "vdur": [],
+ "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("int-virtual-link-desc"):
+ vnfr_descriptor["vld"] = []
+ for vnfd_vld in vnfd.get("int-virtual-link-desc"):
+ vnfr_descriptor["vld"].append({key: vnfd_vld[key] for key in vnfd_vld})
+
+ for cp in vnfd.get("ext-cpd", ()):
+ vnf_cp = {
+ "name": cp.get("id"),
+ "connection-point-id": cp.get("int-cpd", {}).get("cpd"),
+ "connection-point-vdu-id": cp.get("int-cpd", {}).get("vdu-id"),
+ "id": cp.get("id"),
+ # "ip-address", "mac-address" # filled by LCM
+ # vim-id # TODO it would be nice having a vim port id
+ }
+ vnfr_descriptor["connection-point"].append(vnf_cp)
+
+ # Create k8s-cluster information
+ # TODO: Validate if a k8s-cluster net can have more than one ext-cpd ?
+ if vnfd.get("k8s-cluster"):
+ vnfr_descriptor["k8s-cluster"] = vnfd["k8s-cluster"]
+ all_k8s_cluster_nets_cpds = {}
+ for cpd in get_iterable(vnfd.get("ext-cpd")):
+ if cpd.get("k8s-cluster-net"):
+ all_k8s_cluster_nets_cpds[cpd.get("k8s-cluster-net")] = cpd.get(
+ "id"
+ )
+ for net in get_iterable(vnfr_descriptor["k8s-cluster"].get("nets")):
+ if net.get("id") in all_k8s_cluster_nets_cpds:
+ net["external-connection-point-ref"] = all_k8s_cluster_nets_cpds[
+ net.get("id")
+ ]
+
+ # update kdus
+ for kdu in get_iterable(vnfd.get("kdu")):
+ additional_params, kdu_params = self._format_additional_params(
+ ns_request, 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"]
+ kdu_deployment_name = ""
+ if kdu_params and kdu_params.get("kdu-deployment-name"):
+ kdu_deployment_name = kdu_params.get("kdu-deployment-name")
+
+ kdur = {
+ "additionalParams": additional_params,
+ "k8s-namespace": kdu_k8s_namespace,
+ "kdu-deployment-name": kdu_deployment_name,
+ "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"]
+ if kdu.get("helm-version"):
+ kdur["helm-version"] = kdu["helm-version"]
+ 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)
+
+ vnfd_mgmt_cp = vnfd.get("mgmt-cp")
+
+ for vdu in vnfd.get("vdu", ()):
+ vdu_mgmt_cp = []
+ try:
+ configs = vnfd.get("df")[0]["lcm-operations-configuration"][
+ "operate-vnf-op-config"
+ ]["day1-2"]
+ vdu_config = utils.find_in_list(
+ configs, lambda config: config["id"] == vdu["id"]
+ )
+ except Exception:
+ vdu_config = None
+
+ try:
+ vdu_instantiation_level = utils.find_in_list(
+ vnfd.get("df")[0]["instantiation-level"][0]["vdu-level"],
+ lambda a_vdu_profile: a_vdu_profile["vdu-id"] == vdu["id"],
+ )
+ except Exception:
+ vdu_instantiation_level = None
+
+ if vdu_config:
+ external_connection_ee = utils.filter_in_list(
+ vdu_config.get("execution-environment-list", []),
+ lambda ee: "external-connection-point-ref" in ee,
+ )
+ for ee in external_connection_ee:
+ vdu_mgmt_cp.append(ee["external-connection-point-ref"])
+
+ additional_params, vdu_params = self._format_additional_params(
+ ns_request, vnf_index, vdu_id=vdu["id"], descriptor=vnfd
+ )
+ vdur = {
+ "vdu-id-ref": vdu["id"],
+ # TODO "name": "" Name of the VDU in the VIM
+ "ip-address": None, # mgmt-interface filled by LCM
+ # "vim-id", "flavor-id", "image-id", "management-ip" # filled by LCM
+ "internal-connection-point": [],
+ "interfaces": [],
+ "additionalParams": additional_params,
+ "vdu-name": vdu["name"],
+ }
+ 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("int-cpd", ()):
+ vdu_icp = {
+ "id": icp["id"],
+ "connection-point-id": icp["id"],
+ "name": icp.get("id"),
}
- for cp in vnfd.get("connection-point", ()):
- vnf_cp = {
- "name": cp["name"],
- "connection-point-id": cp.get("id"),
- "id": cp.get("id"),
- # "ip-address", "mac-address" # filled by LCM
- # vim-id # TODO it would be nice having a vim port id
- }
- vnfr_descriptor["connection-point"].append(vnf_cp)
- for vdu in vnfd["vdu"]:
- vdur_id = str(uuid4())
- vdur = {
- "id": vdur_id,
- "vdu-id-ref": vdu["id"],
- # TODO "name": "" Name of the VDU in the VIM
- "ip-address": None, # mgmt-interface filled by LCM
- # "vim-id", "flavor-id", "image-id", "management-ip" # filled by LCM
- "internal-connection-point": [],
- "interfaces": [],
+
+ vdur["internal-connection-point"].append(vdu_icp)
+
+ for iface in icp.get("virtual-network-interface-requirement", ()):
+ iface_fields = ("name", "mac-address")
+ vdu_iface = {
+ x: iface[x] for x in iface_fields if iface.get(x) is not None
}
- # 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
- }
- vdur["interfaces"].append(vdu_iface)
- vnfr_descriptor["vdur"].append(vdur)
- step = "creating vnfr vnfd-id='{}' constituent-vnfd='{}' at database".format(
- member_vnf["vnfd-id-ref"], member_vnf["member-vnf-index"])
+ vdu_iface["internal-connection-point-ref"] = vdu_icp["id"]
+ if "port-security-enabled" in icp:
+ vdu_iface["port-security-enabled"] = icp[
+ "port-security-enabled"
+ ]
- # add at database
- BaseTopic.format_on_new(vnfr_descriptor, session["project_id"], make_public=make_public)
- self.db.create("vnfrs", vnfr_descriptor)
- rollback.append({"topic": "vnfrs", "_id": vnfr_id})
- nsr_descriptor["constituent-vnfr-ref"].append(vnfr_id)
+ if "port-security-disable-strategy" in icp:
+ vdu_iface["port-security-disable-strategy"] = icp[
+ "port-security-disable-strategy"
+ ]
- step = "creating nsr at database"
- self.format_on_new(nsr_descriptor, session["project_id"], make_public=make_public)
- self.db.create("nsrs", nsr_descriptor)
- rollback.append({"topic": "nsrs", "_id": 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)
+ for ext_cp in vnfd.get("ext-cpd", ()):
+ if not ext_cp.get("int-cpd"):
+ continue
+ if ext_cp["int-cpd"].get("vdu-id") != vdu["id"]:
+ continue
+ if icp["id"] == ext_cp["int-cpd"].get("cpd"):
+ vdu_iface["external-connection-point-ref"] = ext_cp.get(
+ "id"
+ )
+
+ if "port-security-enabled" in ext_cp:
+ vdu_iface["port-security-enabled"] = ext_cp[
+ "port-security-enabled"
+ ]
+
+ if "port-security-disable-strategy" in ext_cp:
+ vdu_iface["port-security-disable-strategy"] = ext_cp[
+ "port-security-disable-strategy"
+ ]
+
+ break
+
+ if (
+ vnfd_mgmt_cp
+ and vdu_iface.get("external-connection-point-ref")
+ == vnfd_mgmt_cp
+ ):
+ vdu_iface["mgmt-vnf"] = True
+ vdu_iface["mgmt-interface"] = True
+
+ for ecp in vdu_mgmt_cp:
+ if vdu_iface.get("external-connection-point-ref") == ecp:
+ vdu_iface["mgmt-interface"] = True
+
+ if iface.get("virtual-interface"):
+ vdu_iface.update(deepcopy(iface["virtual-interface"]))
+
+ # look for network where this interface is connected
+ iface_ext_cp = vdu_iface.get("external-connection-point-ref")
+ if iface_ext_cp:
+ # TODO: Change for multiple df support
+ for df in get_iterable(nsd.get("df")):
+ for vnf_profile in get_iterable(df.get("vnf-profile")):
+ for vlc_index, vlc in enumerate(
+ get_iterable(
+ vnf_profile.get("virtual-link-connectivity")
+ )
+ ):
+ for cpd in get_iterable(
+ vlc.get("constituent-cpd-id")
+ ):
+ if (
+ cpd.get("constituent-cpd-id")
+ == iface_ext_cp
+ ):
+ vdu_iface["ns-vld-id"] = vlc.get(
+ "virtual-link-profile-id"
+ )
+ # if iface type is SRIOV or PASSTHROUGH, set pci-interfaces flag to True
+ if vdu_iface.get("type") in (
+ "SR-IOV",
+ "PCI-PASSTHROUGH",
+ ):
+ nsr_descriptor["vld"][vlc_index][
+ "pci-interfaces"
+ ] = True
+ break
+ elif vdu_iface.get("internal-connection-point-ref"):
+ vdu_iface["vnf-vld-id"] = icp.get("int-virtual-link-desc")
+ # TODO: store fixed IP address in the record (if it exists in the ICP)
+ # if iface type is SRIOV or PASSTHROUGH, set pci-interfaces flag to True
+ if vdu_iface.get("type") in ("SR-IOV", "PCI-PASSTHROUGH"):
+ ivld_index = utils.find_index_in_list(
+ vnfd.get("int-virtual-link-desc", ()),
+ lambda ivld: ivld["id"]
+ == icp.get("int-virtual-link-desc"),
+ )
+ vnfr_descriptor["vld"][ivld_index]["pci-interfaces"] = True
+
+ vdur["interfaces"].append(vdu_iface)
+
+ if vdu.get("sw-image-desc"):
+ sw_image = utils.find_in_list(
+ vnfd.get("sw-image-desc", ()),
+ lambda image: image["id"] == vdu.get("sw-image-desc"),
+ )
+ nsr_sw_image_data = utils.find_in_list(
+ nsr_descriptor["image"],
+ lambda nsr_image: (nsr_image.get("image") == sw_image.get("image")),
+ )
+ vdur["ns-image-id"] = nsr_sw_image_data["id"]
+
+ if vdu.get("alternative-sw-image-desc"):
+ alt_image_ids = []
+ for alt_image_id in vdu.get("alternative-sw-image-desc", ()):
+ sw_image = utils.find_in_list(
+ vnfd.get("sw-image-desc", ()),
+ lambda image: image["id"] == alt_image_id,
+ )
+ nsr_sw_image_data = utils.find_in_list(
+ nsr_descriptor["image"],
+ lambda nsr_image: (
+ nsr_image.get("image") == sw_image.get("image")
+ ),
+ )
+ alt_image_ids.append(nsr_sw_image_data["id"])
+ vdur["alt-image-ids"] = alt_image_ids
+
+ flavor_data_name = vdu["id"][:56] + "-flv"
+ nsr_flavor_desc = utils.find_in_list(
+ nsr_descriptor["flavor"],
+ lambda flavor: flavor["name"] == flavor_data_name,
+ )
+
+ if nsr_flavor_desc:
+ vdur["ns-flavor-id"] = nsr_flavor_desc["id"]
+
+ if vdu_instantiation_level:
+ count = vdu_instantiation_level.get("number-of-instances")
+ else:
+ count = 1
+
+ for index in range(0, count):
+ vdur = deepcopy(vdur)
+ for iface in vdur["interfaces"]:
+ if iface.get("ip-address") and index != 0:
+ iface["ip-address"] = increment_ip_mac(iface["ip-address"])
+ if iface.get("mac-address") and index != 0:
+ iface["mac-address"] = increment_ip_mac(iface["mac-address"])
+
+ vdur["_id"] = str(uuid4())
+ vdur["id"] = vdur["_id"]
+ vdur["count-index"] = index
+ vnfr_descriptor["vdur"].append(vdur)
+
+ return vnfr_descriptor
- def edit(self, session, _id, indata=None, kwargs=None, force=False, content=None):
- raise EngineException("Method edit called directly", HTTPStatus.INTERNAL_SERVER_ERROR)
+ def vca_status_refresh(self, session, ns_instance_content, filter_q):
+ """
+ vcaStatus in ns_instance_content maybe stale, check if it is stale and create lcm op
+ to refresh vca status by sending message to LCM when it is stale. Ignore otherwise.
+ :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
+ :param ns_instance_content: ns instance content
+ :param filter_q: dict: query parameter containing vcaStatus-refresh as true or false
+ :return: None
+ """
+ time_now, time_delta = time(), time() - ns_instance_content["_admin"]["modified"]
+ force_refresh = isinstance(filter_q, dict) and filter_q.get('vcaStatusRefresh') == 'true'
+ threshold_reached = time_delta > 120
+ if force_refresh or threshold_reached:
+ operation, _id = "vca_status_refresh", ns_instance_content["_id"]
+ ns_instance_content["_admin"]["modified"] = time_now
+ self.db.set_one(self.topic, {"_id": _id}, ns_instance_content)
+ nslcmop_desc = NsLcmOpTopic._create_nslcmop(_id, operation, None)
+ self.format_on_new(nslcmop_desc, session["project_id"], make_public=session["public"])
+ nslcmop_desc["_admin"].pop("nsState")
+ self.msg.write("ns", operation, nslcmop_desc)
+ return
+
+ def show(self, session, _id, filter_q=None, api_req=False):
+ """
+ Get complete information on an ns instance.
+ :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
+ :param _id: string, ns instance id
+ :param filter_q: dict: query parameter containing vcaStatusRefresh as true or false
+ :param api_req: True if this call is serving an external API request. False if serving internal request.
+ :return: dictionary, raise exception if not found.
+ """
+ ns_instance_content = super().show(session, _id, api_req)
+ self.vca_status_refresh(session, ns_instance_content, filter_q)
+ return ns_instance_content
+
+ def edit(self, session, _id, indata=None, kwargs=None, content=None):
+ raise EngineException(
+ "Method edit called directly", HTTPStatus.INTERNAL_SERVER_ERROR
+ )
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):
- raise EngineException("Method delete called directly", HTTPStatus.INTERNAL_SERVER_ERROR)
+ 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):
- raise EngineException("Method edit called directly", HTTPStatus.INTERNAL_SERVER_ERROR)
+ 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)
+ raise EngineException(
+ "Method new called directly", HTTPStatus.INTERNAL_SERVER_ERROR
+ )
class NsLcmOpTopic(BaseTopic):
topic = "nslcmops"
topic_msg = "ns"
- operation_schema = { # mapping between operation and jsonschema to validate
+ operation_schema = { # mapping between operation and jsonschema to validate
"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 _validate_input_new(self, input, force=False):
- """
- Validates input user content for a new entry. It uses jsonschema for each type or operation.
- :param input: user input content for the new topic
- :param force: may be used for being more tolerant
- :return: The same input content, or a changed version of it.
- """
- if self.schema_new:
- validate_input(input, self.schema_new)
- return input
+ 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 = {}
- vim_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:
- raise EngineException("Invalid parameter member_vnf_index='{}' is not one of the "
- "nsd:constituent-vnfd".format(member_vnf_index))
+ if operation == "action":
+ self._check_action_ns_operation(indata, nsr)
+ elif operation == "scale":
+ self._check_scale_ns_operation(indata, nsr)
+ elif operation == "instantiate":
+ self._check_instantiate_ns_operation(indata, nsr, session)
- def check_valid_vim_account(vim_account):
- if vim_account in vim_accounts:
- return
+ def _check_action_ns_operation(self, indata, nsr):
+ nsd = nsr["nsd"]
+ # check vnf_member_index
+ if indata.get("vnf_member_index"):
+ indata["member_vnf_index"] = indata.pop(
+ "vnf_member_index"
+ ) # for backward compatibility
+ if indata.get("member_vnf_index"):
+ vnfd = self._get_vnfd_from_vnf_member_index(
+ indata["member_vnf_index"], nsr["_id"]
+ )
try:
- # TODO add _get_project_filter
- self.db.get_one("vim_accounts", {"_id": vim_account})
+ configs = vnfd.get("df")[0]["lcm-operations-configuration"][
+ "operate-vnf-op-config"
+ ]["day1-2"]
except Exception:
- raise EngineException("Invalid vimAccountId='{}' not present".format(vim_account))
- vim_accounts.append(vim_account)
+ configs = []
- 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 indata.get("vdu_id"):
+ self._check_valid_vdu(vnfd, indata["vdu_id"])
+ descriptor_configuration = utils.find_in_list(
+ configs, lambda config: config["id"] == indata["vdu_id"]
+ )
+ elif indata.get("kdu_name"):
+ self._check_valid_kdu(vnfd, indata["kdu_name"])
+ descriptor_configuration = utils.find_in_list(
+ configs, lambda config: config["id"] == indata.get("kdu_name")
+ )
+ else:
+ descriptor_configuration = utils.find_in_list(
+ configs, lambda config: config["id"] == vnfd["id"]
+ )
+ if descriptor_configuration is not None:
+ descriptor_configuration = descriptor_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 '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["primitive"] == config_primitive["name"]:
- # check needed primitive_params are provided
- if indata.get("primitive_params"):
- in_primitive_params_copy = copy(indata["primitive_params"])
- else:
- in_primitive_params_copy = {}
- for paramd in get_iterable(config_primitive.get("parameter")):
- if paramd["name"] in in_primitive_params_copy:
- del in_primitive_params_copy[paramd["name"]]
- elif not paramd.get("default-value"):
- raise EngineException("Needed parameter {} not provided for primitive '{}'".format(
- 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(
- list(in_primitive_params_copy.keys()), indata["primitive"]))
- break
+ 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"):
+ in_primitive_params_copy = copy(indata["primitive_params"])
+ else:
+ in_primitive_params_copy = {}
+ for paramd in get_iterable(config_primitive.get("parameter")):
+ if paramd["name"] in in_primitive_params_copy:
+ del in_primitive_params_copy[paramd["name"]]
+ elif not paramd.get("default-value"):
+ raise EngineException(
+ "Needed parameter {} not provided for primitive '{}'".format(
+ paramd["name"], indata["primitive"]
+ )
+ )
+ # check no extra primitive params are provided
+ if in_primitive_params_copy:
+ 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/nsd".format(
+ indata["primitive"]
+ )
+ )
+
+ def _check_scale_ns_operation(self, indata, nsr):
+ vnfd = self._get_vnfd_from_vnf_member_index(
+ indata["scaleVnfData"]["scaleByStepData"]["member-vnf-index"], nsr["_id"]
+ )
+ for scaling_aspect in get_iterable(vnfd.get("df", ())[0]["scaling-aspect"]):
+ if (
+ indata["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"]
+ == scaling_aspect["id"]
+ ):
+ break
+ else:
+ raise EngineException(
+ "Invalid scaleVnfData:scaleByStepData:scaling-group-descriptor '{}' is not "
+ "present at vnfd:scaling-aspect".format(
+ indata["scaleVnfData"]["scaleByStepData"][
+ "scaling-group-descriptor"
+ ]
+ )
+ )
+
+ def _check_instantiate_ns_operation(self, indata, nsr, session):
+ vnf_member_index_to_vnfd = {} # map between vnf_member_index to vnf descriptor.
+ vim_accounts = []
+ wim_accounts = []
+ nsd = nsr["nsd"]
+ self._check_valid_vim_account(indata["vimAccountId"], vim_accounts, session)
+ self._check_valid_wim_account(indata.get("wimAccountId"), wim_accounts, session)
+ for in_vnf in get_iterable(indata.get("vnf")):
+ member_vnf_index = in_vnf["member-vnf-index"]
+ if vnf_member_index_to_vnfd.get(member_vnf_index):
+ vnfd = vnf_member_index_to_vnfd[member_vnf_index]
else:
- raise EngineException("Invalid primitive '{}' is not present at vnfd".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")):
- if indata["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"] == scaling_group["name"]:
+ vnfd = self._get_vnfd_from_vnf_member_index(
+ member_vnf_index, nsr["_id"]
+ )
+ vnf_member_index_to_vnfd[
+ member_vnf_index
+ ] = vnfd # add to cache, avoiding a later look for
+ self._check_vnf_instantiation_params(in_vnf, vnfd)
+ if in_vnf.get("vimAccountId"):
+ self._check_valid_vim_account(
+ in_vnf["vimAccountId"], vim_accounts, session
+ )
+
+ for in_vld in get_iterable(indata.get("vld")):
+ self._check_valid_wim_account(
+ in_vld.get("wimAccountId"), wim_accounts, session
+ )
+ for vldd in get_iterable(nsd.get("virtual-link-desc")):
+ if in_vld["name"] == vldd["id"]:
break
else:
- raise EngineException("Invalid scaleVnfData:scaleByStepData:scaling-group-descriptor '{}' is not "
- "present at vnfd:scaling-group-descriptor".format(
- indata["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"]))
- if operation == "instantiate":
- # check vim_account
- check_valid_vim_account(indata["vimAccountId"])
- for in_vnf in get_iterable(indata.get("vnf")):
- vnfd = check_valid_vnf_member_index(in_vnf["member-vnf-index"])
- if in_vnf.get("vimAccountId"):
- check_valid_vim_account(in_vnf["vimAccountId"])
- for in_vdu in get_iterable(in_vnf.get("vdu")):
- for vdud in get_iterable(vnfd.get("vdu")):
- if vdud["id"] == in_vdu["id"]:
- for volume in get_iterable(in_vdu.get("volume")):
- for volumed in get_iterable(vdud.get("volumes")):
- if volumed["name"] == volume["name"]:
- break
- else:
- raise EngineException("Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}']:"
- "volume:name='{}' is not present at vnfd:vdu:volumes list".
- format(in_vnf["member-vnf-index"], in_vdu["id"],
- volume["name"]))
+ raise EngineException(
+ "Invalid parameter vld:name='{}' is not present at nsd:vld".format(
+ in_vld["name"]
+ )
+ )
+
+ def _get_vnfd_from_vnf_member_index(self, member_vnf_index, nsr_id):
+ # Obtain vnf descriptor. The vnfr is used to get the vnfd._id used for this 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"]
+ )
+ )
+ return vnfd
+
+ def _check_valid_vdu(self, 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(self, 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(self, in_vnf, vnfd):
+ for in_vdu in get_iterable(in_vnf.get("vdu")):
+ for vdu in get_iterable(vnfd.get("vdu")):
+ if in_vdu["id"] == vdu["id"]:
+ for volume in get_iterable(in_vdu.get("volume")):
+ for volumed in get_iterable(vdu.get("virtual-storage-desc")):
+ if volumed["id"] == volume["name"]:
+ break
+ else:
+ raise EngineException(
+ "Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}']:"
+ "volume:name='{}' is not present at "
+ "vnfd:vdu:virtual-storage-desc list".format(
+ in_vnf["member-vnf-index"],
+ in_vdu["id"],
+ volume["id"],
+ )
+ )
+
+ vdu_if_names = set()
+ for cpd in get_iterable(vdu.get("int-cpd")):
+ for iface in get_iterable(
+ cpd.get("virtual-network-interface-requirement")
+ ):
+ vdu_if_names.add(iface.get("name"))
+
+ for in_iface in get_iterable(in_vdu["interface"]):
+ if in_iface["name"] in vdu_if_names:
break
+ else:
+ raise EngineException(
+ "Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}']:"
+ "int-cpd[id='{}'] is not present at vnfd:vdu:int-cpd".format(
+ in_vnf["member-vnf-index"],
+ in_vdu["id"],
+ in_iface["name"],
+ )
+ )
+ break
+
+ else:
+ raise EngineException(
+ "Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}'] is not present "
+ "at vnfd:vdu".format(in_vnf["member-vnf-index"], in_vdu["id"])
+ )
+
+ vnfd_ivlds_cpds = {
+ ivld.get("id"): set()
+ for ivld in get_iterable(vnfd.get("int-virtual-link-desc"))
+ }
+ for vdu in get_iterable(vnfd.get("vdu")):
+ for cpd in get_iterable(vnfd.get("int-cpd")):
+ if cpd.get("int-virtual-link-desc"):
+ vnfd_ivlds_cpds[cpd.get("int-virtual-link-desc")] = cpd.get("id")
+
+ for in_ivld in get_iterable(in_vnf.get("internal-vld")):
+ if in_ivld.get("name") in vnfd_ivlds_cpds:
+ for in_icp in get_iterable(in_ivld.get("internal-connection-point")):
+ if in_icp["id-ref"] in vnfd_ivlds_cpds[in_ivld.get("name")]:
+ break
else:
- raise EngineException("Invalid parameter vnf[member-vnf-index='{}']:vdu:id='{}' is not "
- "present at vnfd".format(in_vnf["member-vnf-index"], in_vdu["id"]))
+ raise EngineException(
+ "Invalid parameter vnf[member-vnf-index='{}']:internal-vld[name"
+ "='{}']: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"],
+ )
+ )
+ else:
+ raise EngineException(
+ "Invalid parameter vnf[member-vnf-index='{}']:internal-vld:name='{}'"
+ " is not present at vnfd '{}'".format(
+ in_vnf["member-vnf-index"], in_ivld["name"], vnfd["id"]
+ )
+ )
+
+ def _check_valid_vim_account(self, vim_account, vim_accounts, session):
+ if vim_account in vim_accounts:
+ return
+ try:
+ 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 _get_vim_account(self, vim_id: str, session):
+ try:
+ db_filter = self._get_project_filter(session)
+ db_filter["_id"] = vim_id
+ return self.db.get_one("vim_accounts", db_filter)
+ except Exception:
+ raise EngineException(
+ "Invalid vimAccountId='{}' not present for the project".format(
+ vim_id
+ )
+ )
- for in_internal_vld in get_iterable(in_vnf.get("internal-vld")):
- for internal_vldd in get_iterable(vnfd.get("internal-vld")):
- if in_internal_vld["name"] == internal_vldd["name"] or \
- in_internal_vld["name"] == internal_vldd["id"]:
+ def _check_valid_wim_account(self, wim_account, wim_accounts, session):
+ if not isinstance(wim_account, str):
+ return
+ if 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)
+
+ def _look_for_pdu(
+ self, session, rollback, vnfr, vim_account, vnfr_update, vnfr_update_rollback
+ ):
+ """
+ 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: 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 PDU 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 = []
+ for vdur_index, vdur in enumerate(get_iterable(vnfr.get("vdur"))):
+ if not vdur.get("pdu-type"):
+ continue
+ pdu_type = vdur.get("pdu-type")
+ pdu_filter = self._get_project_filter(session)
+ pdu_filter["vim_accounts"] = vim_account
+ pdu_filter["type"] = pdu_type
+ pdu_filter["_admin.operationalState"] = "ENABLED"
+ pdu_filter["_admin.usageState"] = "NOT_IN_USE"
+ # TODO feature 1417: "shared": True,
+
+ available_pdus = self.db.get_list("pdus", pdu_filter)
+ for pdu in available_pdus:
+ # step 1 check if this pdu contains needed interfaces:
+ match_interfaces = True
+ for vdur_interface in vdur["interfaces"]:
+ for pdu_interface in pdu["interfaces"]:
+ if pdu_interface["name"] == vdur_interface["name"]:
+ # TODO feature 1417: match per mgmt type
break
- else:
- raise EngineException("Invalid parameter vnf[member-vnf-index='{}']:internal-vld:name='{}'"
- " is not present at vnfd '{}'".format(in_vnf["member-vnf-index"],
- in_internal_vld["name"],
- vnfd["id"]))
- for in_vld in get_iterable(indata.get("vld")):
- for vldd in get_iterable(nsd.get("vld")):
- if in_vld["name"] == vldd["name"] or in_vld["name"] == vldd["id"]:
+ else: # no interface found for name
+ match_interfaces = False
+ break
+ if match_interfaces:
+ break
+ else:
+ raise EngineException(
+ "No PDU of type={} at vim_account={} found for member_vnf_index={}, vdu={} matching interface "
+ "names".format(
+ pdu_type,
+ vim_account,
+ vnfr["member-vnf-index-ref"],
+ vdur["vdu-id-ref"],
+ )
+ )
+
+ # step 2. Update pdu
+ rollback_pdu = {
+ "_admin.usageState": pdu["_admin"]["usageState"],
+ "_admin.usage.vnfr_id": None,
+ "_admin.usage.nsr_id": None,
+ "_admin.usage.vdur": None,
+ }
+ self.db.set_one(
+ "pdus",
+ {"_id": pdu["_id"]},
+ {
+ "_admin.usageState": "IN_USE",
+ "_admin.usage": {
+ "vnfr_id": vnfr["_id"],
+ "nsr_id": vnfr["nsr-id-ref"],
+ "vdur": vdur["vdu-id-ref"],
+ },
+ },
+ )
+ rollback.append(
+ {
+ "topic": "pdus",
+ "_id": pdu["_id"],
+ "operation": "set",
+ "content": rollback_pdu,
+ }
+ )
+
+ # step 3. Fill vnfr info by filling vdur
+ vdu_text = "vdur.{}".format(vdur_index)
+ vnfr_update_rollback[vdu_text + ".pdu-id"] = None
+ vnfr_update[vdu_text + ".pdu-id"] = pdu["_id"]
+ for iface_index, vdur_interface in enumerate(vdur["interfaces"]):
+ for pdu_interface in pdu["interfaces"]:
+ if pdu_interface["name"] == vdur_interface["name"]:
+ iface_text = vdu_text + ".interfaces.{}".format(iface_index)
+ for k, v in pdu_interface.items():
+ if k in (
+ "ip-address",
+ "mac-address",
+ ): # TODO: switch-xxxxx must be inserted
+ 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"
+ ) 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[-1][
+ "vim-network-id"
+ ] = pdu_interface["vim-network-id"]
+ if 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:
- raise EngineException("Invalid parameter vld:name='{}' is not present at nsd:vld".format(
- in_vld["name"]))
+ 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):
+ # get vnfr
+ nsr_id = nsr["_id"]
+ vnfrs = self.db.get_list("vnfrs", {"nsr-id-ref": nsr_id})
+
+ for vnfr in vnfrs:
+ vnfr_update = {}
+ vnfr_update_rollback = {}
+ member_vnf_index = vnfr["member-vnf-index-ref"]
+ # update vim-account-id
+
+ vim_account = indata["vimAccountId"]
+ vca_id = self._get_vim_account(vim_account, session).get("vca")
+ # check instantiate parameters
+ for vnf_inst_params in get_iterable(indata.get("vnf")):
+ if vnf_inst_params["member-vnf-index"] != member_vnf_index:
+ continue
+ if vnf_inst_params.get("vimAccountId"):
+ vim_account = vnf_inst_params.get("vimAccountId")
+ vca_id = self._get_vim_account(vim_account, session).get("vca")
+
+ # 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),
+ )
+ vnfr_update[vnfr_update_text + ".fixed-ip"] = True
+ 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),
+ )
+ vnfr_update[vnfr_update_text + ".fixed-mac"] = True
+ if iface_inst_param.get("floating-ip-required"):
+ vnfr_update[
+ vnfr_update_text + ".floating-ip-required"
+ ] = True
+ # 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),
+ )
+ vnfr_update[
+ vnfr_update_text + ".fixed-ip"
+ ] = True
+ 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),
+ )
+ vnfr_update[
+ vnfr_update_text + ".fixed-mac"
+ ] = True
+ 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),
+ )
+ vnfr_update[vnfr_update_text + ".fixed-ip"] = True
+ 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),
+ )
+ vnfr_update[vnfr_update_text + ".fixed-mac"] = True
+ break
+
+ vnfr_update["vim-account-id"] = vim_account
+ vnfr_update_rollback["vim-account-id"] = vnfr.get("vim-account-id")
+
+ if vca_id:
+ vnfr_update["vca-id"] = vca_id
+ vnfr_update_rollback["vca-id"] = vnfr.get("vca-id")
+
+ # get pdu
+ ifaces_forcing_vim_network = self._look_for_pdu(
+ session, rollback, vnfr, vim_account, vnfr_update, vnfr_update_rollback
+ )
+
+ # 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,
+ }
+ )
+
+ # Update indada in case pdu forces to use a concrete vim-network-name
+ # TODO check if user has already insert a vim-network-name and raises an error
+ if not ifaces_forcing_vim_network:
+ continue
+ for iface_info in ifaces_forcing_vim_network:
+ if iface_info.get("ns-vld-id"):
+ if "vld" not in indata:
+ indata["vld"] = []
+ indata["vld"].append(
+ {
+ key: iface_info[key]
+ for key in ("name", "vim-network-name", "vim-network-id")
+ if iface_info.get(key)
+ }
+ )
- def _create_nslcmop(self, session, nsInstanceId, operation, params):
+ elif iface_info.get("vnf-vld-id"):
+ if "vnf" not in indata:
+ indata["vnf"] = []
+ indata["vnf"].append(
+ {
+ "member-vnf-index": member_vnf_index,
+ "internal-vld": [
+ {
+ key: iface_info[key]
+ for key in (
+ "name",
+ "vim-network-name",
+ "vim-network-id",
+ )
+ if iface_info.get(key)
+ }
+ ],
+ }
+ )
+
+ @staticmethod
+ def _create_nslcmop(nsr_id, operation, params):
+ """
+ Creates a ns-lcm-opp content to be stored at database.
+ :param nsr_id: internal id of the instance
+ :param operation: instantiate, terminate, scale, action, ...
+ :param params: user parameters for the operation
+ :return: dictionary following SOL005 format
+ """
now = time()
_id = str(uuid4())
nslcmop = {
"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": nsInstanceId,
+ "nsInstanceId": nsr_id,
"lcmOperationType": operation,
"startTime": now,
"isAutomaticInvocation": False,
"isCancelPending": False,
"links": {
"self": "/osm/nslcm/v1/ns_lcm_op_occs/" + _id,
- "nsInstance": "/osm/nslcm/v1/ns_instances/" + nsInstanceId,
- }
+ "nsInstance": "/osm/nslcm/v1/ns_instances/" + nsr_id,
+ },
}
return nslcmop
- def new(self, rollback, session, indata=None, kwargs=None, headers=None, force=False, make_public=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 not nsr["_admin"].get("nsState") or nsr["_admin"]["nsState"] == "NOT_INSTANTIATED":
+ 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 self.delete(session, nsInstanceId)
+ 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)
+ 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"):
- raise EngineException("ns_instance '{}' cannot be '{}' because it is already instantiated".format(
- nsInstanceId, operation), HTTPStatus.CONFLICT)
+ 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)
- nslcmop_desc = self._create_nslcmop(session, nsInstanceId, operation, indata)
- self.format_on_new(nslcmop_desc, session["project_id"], make_public=make_public)
- _id = self.db.create("nslcmops", nslcmop_desc)
+
+ if operation == "instantiate":
+ self._update_vnfrs(session, rollback, nsr, indata)
+
+ nslcmop_desc = self._create_nslcmop(nsInstanceId, operation, indata)
+ _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})
- self.msg.write("ns", operation, nslcmop_desc)
- return _id
- except ValidationError as e:
+ if not slice_object:
+ self.msg.write("ns", operation, nslcmop_desc)
+ 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):
- raise EngineException("Method delete called directly", HTTPStatus.INTERNAL_SERVER_ERROR)
+ 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, 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, auth):
+ BaseTopic.__init__(self, db, fs, msg, auth)
+ self.nsrTopic = NsrTopic(db, fs, msg, auth)
+
+ @staticmethod
+ def _format_ns_request(ns_request):
+ formated_request = copy(ns_request)
+ # TODO: Add request params
+ return formated_request
+
+ @staticmethod
+ def _format_addional_params(slice_request):
+ """
+ Get and format user additional params for NS or VNF
+ :param slice_request: User instantiation additional parameters
+ :return: a formatted copy of additional params or None if not supplied
+ """
+ additional_params = copy(slice_request.get("additionalParamsForNsi"))
+ if additional_params:
+ for k, v in additional_params.items():
+ if not isinstance(k, str):
+ raise EngineException(
+ "Invalid param at additionalParamsForNsi:{}. Only string keys are allowed".format(
+ k
+ )
+ )
+ if "." in k or "$" in k:
+ raise EngineException(
+ "Invalid param at additionalParamsForNsi:{}. Keys must not contain dots or $".format(
+ k
+ )
+ )
+ if isinstance(v, (dict, tuple, list)):
+ additional_params[k] = "!!yaml " + safe_dump(v)
+ return additional_params
+
+ def _check_descriptor_dependencies(self, session, descriptor):
+ """
+ Check that the dependent descriptors exist on a new descriptor or edition
+ :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
+ :param descriptor: descriptor to be inserted or edit
+ :return: None or raises exception
+ """
+ if not descriptor.get("nst-ref"):
+ return
+ nstd_id = descriptor["nst-ref"]
+ if not self.get_item_list(session, "nsts", {"id": nstd_id}):
+ raise EngineException(
+ "Descriptor error at nst-ref='{}' references a non exist nstd".format(
+ nstd_id
+ ),
+ http_code=HTTPStatus.CONFLICT,
+ )
+
+ 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 = 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_extra(self, session, _id, db_content, not_send_msg=None):
+ """
+ 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 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
+ """
+
+ # 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 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 "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
+ :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)
+ slice_request = self._validate_input_new(slice_request, session["force"])
+
+ # look for nstd
+ step = "getting nstd id='{}' from database".format(
+ slice_request.get("nstId")
+ )
+ _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_id = nstd.pop("_id", None)
+ nsi_id = str(uuid4())
+ step = "filling nsi_descriptor with input data"
+
+ # Creating the NSIR
+ nsi_descriptor = {
+ "id": nsi_id,
+ "name": slice_request["nsiName"],
+ "description": slice_request.get("nsiDescription", ""),
+ "datacenter": slice_request["vimAccountId"],
+ "nst-ref": nstd["id"],
+ "instantiation_parameters": slice_request,
+ "network-slice-template": nstd,
+ "nsr-ref-list": [],
+ "vlr-list": [],
+ "_id": nsi_id,
+ "additionalParamsForNsi": self._format_addional_params(slice_request),
+ }
+
+ step = "creating nsi at database"
+ 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"
+
+ # Building the vlds list to be deployed
+ # From netslice descriptors, creating the initial list
+ 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.
+ 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
+ _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
+ else:
+ nsd = needed_nsds[nsd_id]
+ 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"]
+ )
+
+ # 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 = {}
+ # 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}
+ nsi_descriptor["nsr-ref-list"].append(nsr_ref)
+
+ # 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, 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, content=None):
+ raise EngineException(
+ "Method edit called directly", HTTPStatus.INTERNAL_SERVER_ERROR
+ )
+
+
+class NsiLcmOpTopic(BaseTopic):
+ topic = "nsilcmops"
+ topic_msg = "nsi"
+ operation_schema = { # mapping between operation and jsonschema to validate
+ "instantiate": nsi_instantiate,
+ "terminate": None,
+ }
+
+ 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: 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
+ """
+ nsds = {}
+ nstd = nsir["network-slice-template"]
+
+ def check_valid_netslice_subnet_id(nstId):
+ # TODO change to vnfR (??)
+ for netslice_subnet in nstd["netslice-subnet"]:
+ if nstId == netslice_subnet["id"]:
+ nsd_id = netslice_subnet["nsd-ref"]
+ if nsd_id not in nsds:
+ _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 "
+ "nst:netslice-subnet".format(nstId)
+ )
+
+ if operation == "instantiate":
+ # check the existance of netslice-subnet items
+ for in_nst in get_iterable(indata.get("netslice-subnet")):
+ check_valid_netslice_subnet_id(in_nst["id"])
+
+ def _create_nsilcmop(self, session, netsliceInstanceId, operation, params):
+ now = time()
+ _id = str(uuid4())
+ nsilcmop = {
+ "id": _id,
+ "_id": _id,
+ "operationState": "PROCESSING", # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
+ "statusEnteredTime": now,
+ "netsliceInstanceId": netsliceInstanceId,
+ "lcmOperationType": operation,
+ "startTime": now,
+ "isAutomaticInvocation": False,
+ "operationParams": params,
+ "isCancelPending": False,
+ "links": {
+ "self": "/osm/nsilcm/v1/nsi_lcm_op_occs/" + _id,
+ "netsliceInstanceId": "/osm/nsilcm/v1/netslice_instances/"
+ + netsliceInstanceId,
+ },
+ }
+ return nsilcmop
+
+ 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 "username", "admin", "force", "public", "project_id", "set_project"
+ :param indata: descriptor with the parameters of the operation. It must contains among others
+ 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
+ :return: id of the nslcmops
+ """
+ try:
+ # Override descriptor with query string kwargs
+ self._update_input_with_kwargs(indata, kwargs)
+ operation = indata["lcmOperationType"]
+ netsliceInstanceId = indata["netsliceInstanceId"]
+ validate_input(indata, self.operation_schema[operation])
+
+ # 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,
+ 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(
+ netsliceInstanceId, operation
+ ),
+ HTTPStatus.CONFLICT,
+ )
+ else:
+ if operation == "instantiate" and not session["force"]:
+ raise EngineException(
+ "netslice_instance '{}' cannot be '{}' because it is already instantiated".format(
+ netsliceInstanceId, operation
+ ),
+ HTTPStatus.CONFLICT,
+ )
+
+ # Creating all the NS_operation (nslcmop)
+ # Get service list from db
+ nsrs_list = nsir["_admin"]["nsrs-detailed-list"]
+ nslcmops = []
+ # 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, 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, None
+ except ValidationError as e:
+ raise EngineException(e, HTTPStatus.UNPROCESSABLE_ENTITY)
+
+ 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):
- raise EngineException("Method edit called directly", HTTPStatus.INTERNAL_SERVER_ERROR)
+ def edit(self, session, _id, indata=None, kwargs=None, content=None):
+ raise EngineException(
+ "Method edit called directly", HTTPStatus.INTERNAL_SERVER_ERROR
+ )