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# Copyright 2019 ZTE Corporation.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import logging
from drf_yasg.utils import swagger_auto_schema
from rest_framework import status
from rest_framework.response import Response
from rest_framework.views import APIView
from lcm.ns.biz.ns_instant import InstantNSService
from lcm.ns.serializers.sol.inst_ns_serializers import InstantNsReqSerializer
from lcm.pub.exceptions import BadRequestException
from lcm.ns.const import NS_OCC_BASE_URI
logger = logging.getLogger(__name__)
class InstantiateNsView(APIView):
@swagger_auto_schema(
request_body=InstantNsReqSerializer(),
responses={
status.HTTP_202_ACCEPTED: None,
status.HTTP_500_INTERNAL_SERVER_ERROR: "Inner error"
}
)
def post(self, request, ns_instance_id):
logger.debug("Enter NSInstView::post::ns_instance_id=%s", ns_instance_id)
logger.debug("request.data=%s", request.data)
try:
req_serializer = InstantNsReqSerializer(data=request.data)
if not req_serializer.is_valid():
logger.debug("request.data is not valid,error: %s" % req_serializer.errors)
raise BadRequestException(req_serializer.errors)
ack = InstantNSService(ns_instance_id, request.data).do_biz()
nsLcmOpOccId = ack['occ_id']
response = Response(data={}, status=status.HTTP_202_ACCEPTED)
logger.debug("Location: %s" % ack['occ_id'])
response["Location"] = NS_OCC_BASE_URI % nsLcmOpOccId
logger.debug("Leave NSInstView::post::ack=%s", ack)
return response
except BadRequestException as e:
logger.error("Exception in CreateNS: %s", e.message)
data = {'status': status.HTTP_400_BAD_REQUEST, 'detail': e.message}
return Response(data=data, status=status.HTTP_400_BAD_REQUEST)
except Exception as e:
logger.error("Exception in CreateNS: %s", e.message)
data = {'status': status.HTTP_500_INTERNAL_SERVER_ERROR, 'detail': e.message}
return Response(data=data, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
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