1 # Copyright 2018 ZTE Corporation.
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
7 # http://www.apache.org/licenses/LICENSE-2.0
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.
17 from django.http import StreamingHttpResponse
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
23 from genericparser.packages.biz.pnf_descriptor import PnfDescriptor
24 from genericparser.packages.serializers.create_pnfd_info_request import CreatePnfdInfoRequestSerializer
25 from genericparser.packages.serializers.pnfd_info import PnfdInfoSerializer
26 from genericparser.packages.serializers.pnfd_infos import PnfdInfosSerializer
27 from genericparser.packages.views.common import validate_data
28 from genericparser.packages.serializers.genericparser_serializers import ParseModelRequestSerializer
29 from genericparser.packages.serializers.genericparser_serializers import ParseModelResponseSerializer
30 from genericparser.packages.serializers.genericparser_serializers import InternalErrorRequestSerializer
31 from genericparser.packages.serializers.response import ProblemDetailsSerializer
32 from genericparser.pub.utils.syscomm import fun_name
33 from genericparser.pub.utils.values import ignore_case_get
34 from .common import view_safe_call_with_log
36 logger = logging.getLogger(__name__)
41 operation_description="Query a PNFD",
44 status.HTTP_200_OK: PnfdInfoSerializer(),
45 status.HTTP_404_NOT_FOUND: ProblemDetailsSerializer(),
46 status.HTTP_500_INTERNAL_SERVER_ERROR: ProblemDetailsSerializer()
51 operation_description="Delete a PNFD",
54 status.HTTP_204_NO_CONTENT: "No content",
55 status.HTTP_500_INTERNAL_SERVER_ERROR: ProblemDetailsSerializer()
58 @api_view(http_method_names=['GET', 'DELETE'])
59 @view_safe_call_with_log(logger=logger)
60 def pnfd_info_rd(request, **kwargs): # TODO
61 pnfd_info_id = kwargs.get('pnfdInfoId')
62 if request.method == 'GET':
63 logger.debug("Query an individual PNF descriptor> %s" % request.data)
64 data = PnfDescriptor().query_single(pnfd_info_id)
65 pnfd_info = validate_data(data, PnfdInfoSerializer)
66 return Response(data=pnfd_info.data, status=status.HTTP_200_OK)
68 if request.method == 'DELETE':
69 logger.debug("Delete an individual PNFD resource> %s" % request.data)
70 PnfDescriptor().delete_single(pnfd_info_id)
71 return Response(data=None, status=status.HTTP_204_NO_CONTENT)
76 operation_description="Create a PNFD",
77 request_body=CreatePnfdInfoRequestSerializer(),
79 status.HTTP_201_CREATED: PnfdInfoSerializer(),
80 status.HTTP_500_INTERNAL_SERVER_ERROR: ProblemDetailsSerializer()
85 operation_description="Query multiple PNFDs",
88 status.HTTP_200_OK: PnfdInfosSerializer(),
89 status.HTTP_500_INTERNAL_SERVER_ERROR: ProblemDetailsSerializer()
92 @api_view(http_method_names=['POST', 'GET'])
93 @view_safe_call_with_log(logger=logger)
94 def pnf_descriptors_rc(request):
95 if request.method == 'POST':
96 create_pnfd_info_request = validate_data(request.data, CreatePnfdInfoRequestSerializer)
97 data = PnfDescriptor().create(create_pnfd_info_request.data)
98 pnfd_info = validate_data(data, PnfdInfoSerializer)
99 return Response(data=pnfd_info.data, status=status.HTTP_201_CREATED)
101 if request.method == 'GET':
102 data = PnfDescriptor().query_multiple(request)
103 pnfd_infos = validate_data(data, PnfdInfosSerializer)
104 return Response(data=pnfd_infos.data, status=status.HTTP_200_OK)
107 @swagger_auto_schema(
109 operation_description="Upload PNFD content",
110 request_body=no_body,
112 status.HTTP_204_NO_CONTENT: "No content",
113 status.HTTP_500_INTERNAL_SERVER_ERROR: ProblemDetailsSerializer()
116 @swagger_auto_schema(
118 operation_description="Fetch PNFD content",
119 request_body=no_body,
121 status.HTTP_204_NO_CONTENT: 'PNFD file',
122 status.HTTP_404_NOT_FOUND: ProblemDetailsSerializer(),
123 status.HTTP_500_INTERNAL_SERVER_ERROR: ProblemDetailsSerializer()
126 @api_view(http_method_names=['PUT', 'GET'])
127 @view_safe_call_with_log(logger=logger)
128 def pnfd_content_ru(request, **kwargs):
129 pnfd_info_id = kwargs.get("pnfdInfoId")
130 if request.method == 'PUT':
131 files = request.FILES.getlist('file')
133 local_file_name = PnfDescriptor().upload(files[0], pnfd_info_id)
134 PnfDescriptor().parse_pnfd_and_save(pnfd_info_id, local_file_name)
135 return Response(data=None, status=status.HTTP_204_NO_CONTENT)
136 except Exception as e:
137 PnfDescriptor().handle_upload_failed(pnfd_info_id)
140 if request.method == 'GET':
141 file_iterator = PnfDescriptor().download(pnfd_info_id)
142 return StreamingHttpResponse(file_iterator, status=status.HTTP_200_OK)
145 @swagger_auto_schema(
147 operation_description="Parse PNF model",
148 request_body=ParseModelRequestSerializer,
150 status.HTTP_202_ACCEPTED: ParseModelResponseSerializer,
151 status.HTTP_500_INTERNAL_SERVER_ERROR: InternalErrorRequestSerializer})
152 @api_view(http_method_names=['POST'])
153 def pnf_model_parser(request, *args, **kwargs):
154 csar_id = ignore_case_get(request.data, "csarId")
155 inputs = ignore_case_get(request.data, "inputs")
157 "Enter %s, csar_id=%s, inputs=%s",
161 ret = PnfDescriptor().parse_pnfd(csar_id, inputs)
162 logger.info("Leave %s, Return value is %s", fun_name(), ret)
164 return Response(data={'error': ret[1]}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
165 response = validate_data(ret[1], ParseModelResponseSerializer)
166 return Response(data=response.data, status=status.HTTP_202_ACCEPTED)