catalog/packages/views/vnf_package_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 traceback
  16 import logging
  17 from drf_yasg.utils import swagger_auto_schema, no_body
  18 from rest_framework import status
  19 from rest_framework.decorators import api_view
  20 from rest_framework.response import Response
  21 from catalog.pub.exceptions import CatalogException
  22 from catalog.packages.serializers.create_vnf_pkg_info_req import CreateVnfPkgInfoRequestSerializer
  23 from catalog.packages.serializers.vnf_pkg_info import VnfPkgInfoSerializer
  24 from catalog.packages.biz.vnf_package import create_vnf_pkg, query_multiple
  25
  26 logger = logging.getLogger(__name__)
  27
  28
  29 @swagger_auto_schema(
  30     method="GET",
  31     operation_description="Query multiple VNF package resource",
  32     request_body=no_body,
  33     responses={
  34         status.HTTP_200_OK: VnfPkgInfoSerializer(),
  35         status.HTTP_500_INTERNAL_SERVER_ERROR: "Internal error"
  36     }
  37 )
  38 @swagger_auto_schema(
  39     method="POST",
  40     operation_description="Create an individual VNF package resource",
  41     request_body=CreateVnfPkgInfoRequestSerializer,
  42     responses={
  43         status.HTTP_201_CREATED: VnfPkgInfoSerializer(),
  44         status.HTTP_500_INTERNAL_SERVER_ERROR: "Internal error"
  45     }
  46 )
  47 @api_view(http_method_names=["GET", "POST"])
  48 def vnf_packages_rc(request):
  49     if request.method == 'GET':
  50         logger.debug("Query VNF Packages> %s" % request.data)
  51         try:
  52             res = query_multiple()
  53             query_serializer = VnfPkgInfoSerializer(data=res)
  54             if not query_serializer.is_valid():
  55                 raise CatalogException
  56             return Response(data=query_serializer.data, status=status.HTTP_200_OK)
  57         except CatalogException:
  58             logger.error(traceback.format_exc())
  59             return Response(data={'error': 'Querying vnfPkg failed.'}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
  60         except Exception as e:
  61             logger.error(e.message)
  62             logger.error(traceback.format_exc())
  63             return Response(data={'error': 'unexpected exception'}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
  64
  65     if request.method == 'POST':
  66         logger.debug("CreateVnfPkg> %s" % request.data)
  67         try:
  68             req_serializer = CreateVnfPkgInfoRequestSerializer(data=request.data)
  69             if not req_serializer.is_valid():
  70                 raise CatalogException
  71             res = create_vnf_pkg(req_serializer.data)
  72             create_vnf_pkg_resp_serializer = VnfPkgInfoSerializer(data=res)
  73             if not create_vnf_pkg_resp_serializer.is_valid():
  74                 raise CatalogException
  75             return Response(data=create_vnf_pkg_resp_serializer.data, status=status.HTTP_201_CREATED)
  76         except CatalogException:
  77             logger.error(traceback.format_exc())
  78             return Response(data={'error': 'Creating vnfPkg failed.'}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
  79         except Exception as e:
  80             logger.error(e.message)
  81             logger.error(traceback.format_exc())
  82             return Response(data={'error': 'unexpected exception'}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)