lcm/ns/views/deprecated/create_ns_view.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 import logging
  15
  16 from drf_yasg.utils import swagger_auto_schema
  17 from rest_framework import status
  18 from rest_framework.response import Response
  19 from rest_framework.views import APIView
  20
  21 from lcm.ns.biz.ns_create import CreateNSService
  22 from lcm.ns.biz.ns_get import GetNSInfoService
  23 from lcm.ns.serializers.deprecated.ns_serializers import _CreateNsReqSerializer
  24 from lcm.ns.serializers.deprecated.ns_serializers import _CreateNsRespSerializer
  25 from lcm.ns.serializers.deprecated.ns_serializers import _QueryNsRespSerializer
  26 from lcm.pub.exceptions import NSLCMException
  27 from lcm.pub.exceptions import BadRequestException
  28 from lcm.pub.utils.values import ignore_case_get
  29 from .common import view_safe_call_with_log
  30
  31 logger = logging.getLogger(__name__)
  32
  33
  34 class CreateNSView(APIView):
  35     """
  36
  37     """
  38     @swagger_auto_schema(
  39         request_body=None,
  40         responses={
  41             status.HTTP_200_OK: _QueryNsRespSerializer(help_text="NS instances", many=True),
  42             status.HTTP_500_INTERNAL_SERVER_ERROR: "Inner error"
  43         }
  44     )
  45     @view_safe_call_with_log(logger=logger)
  46     def get(self, request):
  47         """
  48         Query multiple NS instances
  49         :param request:
  50         :return:
  51         """
  52         logger.debug("CreateNSView::get")
  53         ret = GetNSInfoService().get_ns_info()
  54         logger.debug("CreateNSView::get::ret=%s", ret)
  55         resp_serializer = _QueryNsRespSerializer(data=ret, many=True)
  56         if not resp_serializer.is_valid():
  57             raise NSLCMException(resp_serializer.errors)
  58         return Response(data=ret, status=status.HTTP_200_OK)
  59
  60     @swagger_auto_schema(
  61         request_body=_CreateNsReqSerializer(),
  62         responses={
  63             status.HTTP_201_CREATED: _CreateNsRespSerializer(),
  64             status.HTTP_400_BAD_REQUEST: "Bad Request",
  65             status.HTTP_500_INTERNAL_SERVER_ERROR: "Inner error"
  66         }
  67     )
  68     @view_safe_call_with_log(logger=logger)
  69     def post(self, request):
  70         """
  71         Create a NS instance resource
  72         :param request:
  73         :return:
  74         """
  75         logger.debug("Enter CreateNS: %s", request.data)
  76         req_serializer = _CreateNsReqSerializer(data=request.data)
  77         if not req_serializer.is_valid():
  78             raise BadRequestException(req_serializer.errors)
  79
  80         if ignore_case_get(request.data, 'test') == "test":
  81             return Response(
  82                 data={'nsInstanceId': "test"},
  83                 status=status.HTTP_201_CREATED
  84             )
  85         csar_id = ignore_case_get(request.data, 'csarId')
  86         ns_name = ignore_case_get(request.data, 'nsName')
  87         description = ignore_case_get(request.data, 'description')
  88         context = ignore_case_get(request.data, 'context')
  89         ns_inst_id = CreateNSService(
  90             csar_id,
  91             ns_name,
  92             description,
  93             context
  94         ).do_biz()
  95
  96         logger.debug("CreateNSView::post::ret={'nsInstanceId':%s}", ns_inst_id)
  97         ret = {'nsInstanceId': ns_inst_id,
  98                'nsInstanceName': 'nsInstanceName',
  99                'nsInstanceDescription': 'nsInstanceDescription',
 100                'nsdId': 123,
 101                'nsdInfoId': 456,
 102                'nsState': 'NOT_INSTANTIATED',
 103                '_links': {'self': {'href': 'href'}}}
 104         resp_serializer = _CreateNsRespSerializer(data=ret)
 105         if not resp_serializer.is_valid():
 106             raise NSLCMException(resp_serializer.errors)
 107         return Response(data=ret, status=status.HTTP_201_CREATED)