+++ /dev/null
-# Copyright 2021 K Sai Kiran (Tata Elxsi)
-#
-# 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.
-
-__author__ = "K Sai Kiran <saikiran.k@tataelxsi.co.in>, Selvi Jayaraman <selvi.j@tataelxsi.co.in>"
-__date__ = "$12-June-2021 8:30:59$"
-
-from osm_nbi.instance_topics import NsrTopic, NsLcmOpTopic, VnfrTopic
-from .base_methods import BaseMethod
-
-
-class VnfLcmOp2NsLcmOp:
-
- def __init__(self, db, fs, msg, auth):
- """
- Constructor of Vnf lcm op to Ns lcm op
- """
- self.new_vnf_lcmop = NewVnfLcmOp(db, fs, msg, auth)
- self.list_vnf_lcmop = ListVnfLcmOp(db, fs, msg, auth)
- self.show_vnf_lcmop = ShowVnfLcmOp(db, fs, msg, auth)
-
- def new(self, rollback, session, indata=None, kwargs=None, headers=None):
- """
- Creates a new entry into database.
- :param rollback: list to append created items at database in case a rollback may to be done
- :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
- :param indata: data to be inserted
- :param kwargs: used to override the indata descriptor
- :param headers: http request headers
- :return: _id, op_id:
- _id: identity of the inserted data.
- op_id: operation id if this is asynchronous, None otherwise
- """
- return self.new_vnf_lcmop.action(rollback, session, indata, kwargs, headers)
-
- def list(self, session, filter_q=None, api_req=False):
- """
- Get a list of the Vnf Lcm Operation that matches a filter
- :param session: contains the used login username and working project
- :param filter_q: filter of data to be applied
- :param api_req: True if this call is serving an external API request. False if serving internal request.
- :return: The list, it can be empty if no one match the filter.
- """
- return self.list_vnf_lcmop.action(session, filter_q, api_req)
-
- def show(self, session, _id, api_req=False):
- """
- Get complete information on an Vnf Lcm Operation
- :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
- :param _id: server internal id
- :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.
- """
- return self.show_vnf_lcmop.action(session, _id, api_req)
-
-
-class NewVnfLcmOp(BaseMethod):
-
- def __init__(self, db, fs, msg, auth):
- """
- Constructor of new Vnf Lcm Op
- """
- super().__init__()
- self.msg = msg
- self.nslcmoptopic = NsLcmOpTopic(db, fs, msg, auth)
- self.nsrtopic = NsrTopic(db, fs, msg, auth)
- self.vnfrtopic = VnfrTopic(db, fs, msg, auth)
-
- def __get_nsdid(self, session, vnf_instance_id):
- """
- Returns a nsd id from vnf instance id.
- :param session: contains the used login username and working project
- :param vnf_instance_id: id of vnf instance
- :return: id of nsd id
- """
- nsr = self.nsrtopic.show(session, vnf_instance_id)
- return nsr['nsd']['_id']
-
- def __get_formatted_indata(self, session, indata):
- """
- Returns formatted data for new vnf lcm op
- :param session: contains the used login username and working project
- :param indata: contains information for new lcm operation.
- :return: formatted indata for new lcm op.
- """
- formatted_indata = {}
- if indata["lcmOperationType"] == "instantiate":
- formatted_indata = {
- "nsName": indata["vnfName"],
- "nsDescription": indata["vnfDescription"],
- "nsdId": self.__get_nsdid(session, indata["vnfInstanceId"]),
- "vimAccountId": indata["vimAccountId"],
- "nsr_id": indata["vnfInstanceId"],
- "lcmOperationType": indata["lcmOperationType"],
- "nsInstanceId": indata["vnfInstanceId"]
- }
- elif indata["lcmOperationType"] == "terminate":
- formatted_indata = {
- "lcmOperationType": indata["lcmOperationType"],
- "nsInstanceId": indata["vnfInstanceId"]
- }
- elif indata["lcmOperationType"] == "scale":
- formatted_indata = {
- "lcmOperationType": indata["lcmOperationType"],
- "nsInstanceId": indata["vnfInstanceId"],
- "scaleType": "SCALE_VNF",
- "scaleVnfData": {
- "scaleVnfType": indata["type"],
- "scaleByStepData": {
- "scaling-group-descriptor": indata["aspectId"],
- "member-vnf-index": indata["additionalParams"]["member-vnf-index"]
- }
- }
- }
- elif indata["lcmOperationType"] == "action":
- formatted_indata = {
- "lcmOperationType": indata["lcmOperationType"],
- "nsInstanceId": indata["vnfInstanceId"],
- "member_vnf_index": indata["member_vnf_index"],
- "primitive": indata["primitive"],
- "primitive_params": indata["primitive_params"]
- }
- return formatted_indata
-
- def action(self, rollback, session, indata=None, kwargs=None, headers=None):
- """
- Creates an new lcm operation.
- :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 nsr
- :param kwargs: used to override the indata
- :param headers: http request headers
- :return: id of new lcm operation.
- """
- vnfInstanceId = indata["vnfInstanceId"]
- lcm_operation = indata["lcmOperationType"]
- vnfr = self.vnfrtopic.show(session, vnfInstanceId)
- indata["vnfInstanceId"] = vnfr.get("nsr-id-ref")
- indata = self.__get_formatted_indata(session, indata)
- op_id, _ = self.nslcmoptopic.new(rollback, session, indata, kwargs, headers)
- return op_id, _
-
-
-class ListVnfLcmOp(BaseMethod):
-
- def __init__(self, db, fs, msg, auth):
- """
- Constructor call for listing vnf lcm operations
- """
- super().__init__()
- self.nslcmoptopic = NsLcmOpTopic(db, fs, msg, auth)
- self.nsrtopic = NsrTopic(db, fs, msg, auth)
-
- def action(self, session, filter_q=None, api_req=False):
- """
- To get list of vnf lcm operations that matches a filter
- :param session: contains the used login username and working project
- :param filter_q: filter of data to be applied
- :param api_req: True if this call is serving an external API request. False if serving internal request.
- :return: The list, it can be empty if no one match the filter.
- """
- list = []
- records = self.nslcmoptopic.list(session, filter_q, api_req)
- for record in records:
- ns_id = record.get("nsInstanceId")
- nsr = self.nsrtopic.show(session, ns_id)
- vnfInstance_id = nsr['constituent-vnfr-ref'][0]
- outdata = sol003_projection(record, vnfInstance_id)
- list.append(outdata)
- return list
-
-
-class ShowVnfLcmOp(BaseMethod):
-
- def __init__(self, db, fs, msg, auth):
- """
- Constructor call for showing vnf lcm operation
- """
- super().__init__()
- self.nslcmoptopic = NsLcmOpTopic(db, fs, msg, auth)
- self.nsrtopic = NsrTopic(db, fs, msg, auth)
-
- def action(self, session, _id, api_req=False):
- """
- Get complete information on an Vnf Lcm Operation.
- :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
- :param _id: Vnf Lcm operation id
- :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.
- """
- record = self.nslcmoptopic.show(session, _id, api_req)
- ns_id = record.get("nsInstanceId")
- nsr = self.nsrtopic.show(session, ns_id)
- vnfinstance_id = nsr['constituent-vnfr-ref'][0]
- outdata = sol003_projection(record, vnfinstance_id)
- return outdata
-
-
-def sol003_projection(data, vnfinstance_id):
- """
- Returns SOL003 formatted data
- :param data: contains Lcm Operation information
- :param vnfinstance_id: id of vnf_instance
- :return: SOL003 formatted data of vnf lcm op
- """
- data.pop("nsInstanceId")
- data.pop("operationParams")
- data.pop("links")
- links = {
- "self": "/osm/vnflcm/v1/vnf_lcm_op_occs/" + data["_id"],
- "vnfInstance": "/osm/vnflcm/v1/vnf_instances/" + vnfinstance_id,
- }
- data["_links"] = links
- data["vnfInstanceId"] = vnfinstance_id
- return data