genericparser/packages/views/vnf_package_subscription_views.py

   1 # Copyright (C) 2019 Verizon. All Rights Reserved
   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
  17 from drf_yasg.utils import swagger_auto_schema
  18 from rest_framework import status
  19 from rest_framework.views import APIView
  20 from rest_framework.response import Response
  21
  22 from genericparser.packages.serializers.vnf_pkg_subscription import PkgmSubscriptionRequestSerializer
  23 from genericparser.packages.serializers.vnf_pkg_subscription import PkgmSubscriptionSerializer
  24 from genericparser.packages.serializers.vnf_pkg_subscription import PkgmSubscriptionsSerializer
  25 from genericparser.packages.serializers.response import ProblemDetailsSerializer
  26 from genericparser.packages.biz.vnf_pkg_subscription import CreateSubscription
  27 from genericparser.packages.biz.vnf_pkg_subscription import QuerySubscription
  28 from genericparser.packages.biz.vnf_pkg_subscription import TerminateSubscription
  29 from genericparser.packages.views.common import validate_data
  30 from genericparser.pub.exceptions import VnfPkgSubscriptionException
  31 from genericparser.pub.exceptions import BadRequestException
  32
  33 from .common import view_safe_call_with_log
  34
  35 logger = logging.getLogger(__name__)
  36
  37 VALID_FILTERS = [
  38     "callbackUri",
  39     "notificationTypes",
  40     "vnfdId",
  41     "vnfPkgId",
  42     "operationalState",
  43     "usageState"
  44 ]
  45
  46
  47 class CreateQuerySubscriptionView(APIView):
  48
  49     @swagger_auto_schema(
  50         request_body=PkgmSubscriptionRequestSerializer,
  51         responses={
  52             status.HTTP_201_CREATED: PkgmSubscriptionSerializer(),
  53             status.HTTP_500_INTERNAL_SERVER_ERROR: "Internal error"
  54         }
  55     )
  56     @view_safe_call_with_log(logger=logger)
  57     def post(self, request):
  58         logger.debug("Create VNF package Subscription> %s" % request.data)
  59
  60         vnf_pkg_subscription_request = validate_data(request.data, PkgmSubscriptionRequestSerializer)
  61         data = CreateSubscription(vnf_pkg_subscription_request.data).do_biz()
  62         subscription_info = validate_data(data, PkgmSubscriptionSerializer)
  63         return Response(data=subscription_info.data, status=status.HTTP_201_CREATED)
  64
  65     @swagger_auto_schema(
  66         responses={
  67             status.HTTP_200_OK: PkgmSubscriptionSerializer(),
  68             status.HTTP_400_BAD_REQUEST: ProblemDetailsSerializer(),
  69             status.HTTP_500_INTERNAL_SERVER_ERROR: ProblemDetailsSerializer()
  70         }
  71     )
  72     @view_safe_call_with_log(logger=logger)
  73     def get(self, request):
  74         logger.debug("SubscribeNotification--get::> %s" % request.query_params)
  75
  76         if request.query_params and not set(request.query_params).issubset(set(VALID_FILTERS)):
  77             raise BadRequestException("Not a valid filter")
  78
  79         resp_data = QuerySubscription().query_multi_subscriptions(request.query_params)
  80
  81         subscriptions_serializer = PkgmSubscriptionsSerializer(data=resp_data)
  82         if not subscriptions_serializer.is_valid():
  83             raise VnfPkgSubscriptionException(subscriptions_serializer.errors)
  84
  85         return Response(data=subscriptions_serializer.data, status=status.HTTP_200_OK)
  86
  87
  88 class QueryTerminateSubscriptionView(APIView):
  89
  90     @swagger_auto_schema(
  91         responses={
  92             status.HTTP_200_OK: PkgmSubscriptionSerializer(),
  93             status.HTTP_404_NOT_FOUND: ProblemDetailsSerializer(),
  94             status.HTTP_500_INTERNAL_SERVER_ERROR: ProblemDetailsSerializer()
  95         }
  96     )
  97     @view_safe_call_with_log(logger=logger)
  98     def get(self, request, subscriptionId):
  99         logger.debug("SubscribeNotification--get::> %s" % subscriptionId)
 100
 101         resp_data = QuerySubscription().query_single_subscription(subscriptionId)
 102
 103         subscription_serializer = PkgmSubscriptionSerializer(data=resp_data)
 104         if not subscription_serializer.is_valid():
 105             raise VnfPkgSubscriptionException(subscription_serializer.errors)
 106
 107         return Response(data=subscription_serializer.data, status=status.HTTP_200_OK)
 108
 109     @swagger_auto_schema(
 110         responses={
 111             status.HTTP_204_NO_CONTENT: "",
 112             status.HTTP_404_NOT_FOUND: ProblemDetailsSerializer(),
 113             status.HTTP_500_INTERNAL_SERVER_ERROR: ProblemDetailsSerializer()
 114         }
 115     )
 116     @view_safe_call_with_log(logger=logger)
 117     def delete(self, request, subscriptionId):
 118         logger.debug("SubscribeNotification--get::> %s" % subscriptionId)
 119
 120         TerminateSubscription().terminate(subscriptionId)
 121         return Response(status=status.HTTP_204_NO_CONTENT)