lcm/lcm/v2/views.py

   1 # Copyright 2018 ZTE Corporation.
   2 #
   3 # Licensed under the Apache License, Version 2.0 (the "License");
   4 # you may not use this file except in compliance with the License.
   5 # You may obtain a copy of the License at
   6 #
   7 #         http://www.apache.org/licenses/LICENSE-2.0
   8 #
   9 # Unless required by applicable law or agreed to in writing, software
  10 # distributed under the License is distributed on an "AS IS" BASIS,
  11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12 # See the License for the specific language governing permissions and
  13 # limitations under the License.
  14
  15 import logging
  16 import traceback
  17
  18 from drf_yasg.utils import swagger_auto_schema
  19 from rest_framework import status
  20 from rest_framework.response import Response
  21 from rest_framework.views import APIView
  22
  23 from lcm.nf.serializers import CreateVnfReqSerializer
  24 from lcm.nf.vnf_create.create_vnf_identifier import CreateVnf
  25 from lcm.pub.exceptions import NFLCMException
  26 from lcm.v2.serializers import VnfInstanceSerializer
  27 from lcm.v2.vnf_query.query_vnf import QueryVnf
  28
  29 logger = logging.getLogger(__name__)
  30
  31
  32 class CreateVnfAndQueryVnfs(APIView):
  33     @swagger_auto_schema(
  34         responses={
  35             status.HTTP_200_OK: VnfInstanceSerializer(),
  36             status.HTTP_500_INTERNAL_SERVER_ERROR: "Internal error"
  37         }
  38     )
  39     def get(self, request):
  40         logger.debug("QueryMultiVnf--get::> %s" % request.data)
  41         try:
  42             resp_data = QueryVnf(request.data).query_multi_vnf()
  43
  44             # vnfs_info_serializer = VnfsInfoSerializer(data=resp_data)
  45             # if not vnfs_info_serializer.is_valid():
  46             #     raise NFLCMException(vnfs_info_serializer.errors)
  47             #
  48             # return Response(data=vnfs_info_serializer.data, status=status.HTTP_200_OK)
  49
  50             vnfInstanceSerializer = VnfInstanceSerializer(data=resp_data)
  51             if not vnfInstanceSerializer.is_valid():
  52                 raise NFLCMException(vnfInstanceSerializer.errors)
  53             return Response(data=vnfInstanceSerializer.data, status=status.HTTP_200_OK)
  54         except NFLCMException as e:
  55             logger.error(e.message)
  56             return Response(data={'error': '%s' % e.message}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
  57         except Exception as e:
  58             logger.error(e.message)
  59             logger.error(traceback.format_exc())
  60             return Response(data={'error': 'Failed to get Vnfs'}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
  61
  62     @swagger_auto_schema(
  63         request_body=CreateVnfReqSerializer(),
  64         responses={
  65             status.HTTP_201_CREATED: VnfInstanceSerializer(),
  66             status.HTTP_500_INTERNAL_SERVER_ERROR: "Internal error"
  67         }
  68     )
  69     def post(self, request):
  70         logger.debug("CreateVnfIdentifier--post::> %s" % request.data)
  71         try:
  72             req_serializer = CreateVnfReqSerializer(data=request.data)
  73             if not req_serializer.is_valid():
  74                 raise NFLCMException(req_serializer.errors)
  75
  76             resp = CreateVnf(req_serializer.data).do_biz()
  77
  78             vnfInstanceSerializer = VnfInstanceSerializer(data=resp)
  79             if not vnfInstanceSerializer.is_valid():
  80                 raise NFLCMException(vnfInstanceSerializer.errors)
  81             return Response(data=vnfInstanceSerializer.data, status=status.HTTP_201_CREATED)
  82         except NFLCMException as e:
  83             logger.error(e.message)
  84             return Response(data={'error': '%s' % e.message}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
  85         except Exception as e:
  86             logger.error(e.message)
  87             logger.error(traceback.format_exc())
  88             return Response(data={'error': 'unexpected exception'}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)