catalog/packages/views/ns_descriptor_views.py

   1 # Copyright 2017 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 no_body, swagger_auto_schema
  19 from rest_framework import status
  20 from rest_framework.decorators import api_view
  21 from rest_framework.response import Response
  22
  23 from catalog.packages.biz.ns_descriptor import create, query_multiple, query_single, delete_single, upload
  24 from catalog.packages.serializers.create_nsd_info_request import \
  25     CreateNsdInfoRequestSerializer
  26 from catalog.packages.serializers.nsd_info import NsdInfoSerializer
  27 from catalog.packages.serializers.nsd_infos import NsdInfosSerializer
  28 from catalog.pub.exceptions import CatalogException
  29
  30 logger = logging.getLogger(__name__)
  31
  32
  33 @swagger_auto_schema(
  34     method='GET',
  35     operation_description="Query an individual NS descriptor resource",
  36     request_body=no_body,
  37     responses={
  38         status.HTTP_200_OK: NsdInfoSerializer(),
  39         status.HTTP_500_INTERNAL_SERVER_ERROR: "Internal error"
  40     }
  41 )
  42 @swagger_auto_schema(
  43     method='DELETE',
  44     operation_description="Delete an individual NS descriptor resource",
  45     request_body=no_body,
  46     responses={
  47         status.HTTP_204_NO_CONTENT: {},
  48         status.HTTP_500_INTERNAL_SERVER_ERROR: "Internal error"
  49     }
  50 )
  51 @api_view(http_method_names=['GET', 'DELETE'])
  52 def ns_info_rd(request, nsdInfoId):
  53     if request.method == 'GET':
  54         try:
  55             data = query_single(nsdInfoId)
  56             nsd_info = NsdInfoSerializer(data=data)
  57             if not nsd_info.is_valid():
  58                 raise CatalogException
  59             return Response(data=nsd_info.data, status=status.HTTP_200_OK)
  60         except CatalogException:
  61             logger.error(traceback.format_exc())
  62             return Response(
  63                 data={'error': 'Query of an individual NS descriptor resource failed.'},
  64                 status=status.HTTP_500_INTERNAL_SERVER_ERROR
  65             )
  66
  67     if request.method == 'DELETE':
  68         try:
  69             data = delete_single(nsdInfoId)
  70             return Response(data={}, status=status.HTTP_204_NO_CONTENT)
  71         except CatalogException:
  72             logger.error(traceback.format_exc())
  73             return Response(
  74                 data={'error': 'Deletion of an individual NS descriptor resource failed.'},
  75                 status=status.HTTP_500_INTERNAL_SERVER_ERROR
  76             )
  77
  78
  79 @swagger_auto_schema(
  80     method='POST',
  81     operation_description="Create an individual NS descriptor resource",
  82     request_body=CreateNsdInfoRequestSerializer(),
  83     responses={
  84         status.HTTP_201_CREATED: NsdInfoSerializer(),
  85         status.HTTP_500_INTERNAL_SERVER_ERROR: "Internal error"
  86     }
  87 )
  88 @swagger_auto_schema(
  89     method='GET',
  90     operation_description="Query multiple NS descriptor resources",
  91     request_body=no_body,
  92     responses={
  93         status.HTTP_200_OK: NsdInfosSerializer(),
  94         status.HTTP_500_INTERNAL_SERVER_ERROR: "Internal error"
  95     }
  96 )
  97 @api_view(http_method_names=['POST', 'GET'])
  98 def ns_descriptors_rc(request, *args, **kwargs):
  99     if request.method == 'POST':
 100         try:
 101             create_nsd_info_requst = CreateNsdInfoRequestSerializer(data=request.data)
 102             if not create_nsd_info_requst.is_valid():
 103                 raise CatalogException
 104             data = create(create_nsd_info_requst.data)
 105             nsd_info = NsdInfoSerializer(data=data)
 106             if not nsd_info.is_valid():
 107                 raise CatalogException
 108             return Response(data=nsd_info.data, status=status.HTTP_201_CREATED)
 109         except CatalogException:
 110             logger.error(traceback.format_exc())
 111             return Response(data={'error': 'Creating nsd info failed.'}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
 112
 113     if request.method == 'GET':
 114         try:
 115             data = query_multiple()
 116             nsd_infos = NsdInfosSerializer(data=data)
 117             if not nsd_infos.is_valid():
 118                 raise CatalogException
 119             return Response(data=nsd_infos.data, status=status.HTTP_200_OK)
 120         except CatalogException:
 121             logger.error(traceback.format_exc())
 122             return Response(
 123                 data={'error': 'Query of multiple NS descriptor resources failed.'},
 124                 status=status.HTTP_500_INTERNAL_SERVER_ERROR
 125             )
 126
 127
 128 @swagger_auto_schema(
 129     method='PUT',
 130     operation_description="Upload NSD content",
 131     request_body=no_body,
 132     responses={
 133         status.HTTP_204_NO_CONTENT: {},
 134         status.HTTP_500_INTERNAL_SERVER_ERROR: "Internal error"
 135     }
 136 )
 137 @api_view(http_method_names=['PUT'])
 138 def nsd_content_ru(request, *args, **kwargs):
 139     nsd_info_id = kwargs.get("nsdInfoId")
 140     files = request.FILES.getlist('file')
 141     try:
 142         upload(files[0], nsd_info_id)
 143         return Response(data={}, status=status.HTTP_204_NO_CONTENT)
 144     except IOError:
 145         logger.error(traceback.format_exc())
 146         raise CatalogException
 147         return Response(data={'error': 'Uploading nsd content failed.'}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)