1 # Copyright 2016-2017 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.
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 from lcm.ns.biz.ns_manual_scale import NSManualScaleService
21 from lcm.ns.serializers.sol.scale_ns_serializers import ManualScaleNsReqSerializer
22 from lcm.pub.exceptions import NSLCMException
23 from lcm.pub.utils.jobutil import JobUtil, JOB_TYPE
24 from lcm.ns.const import NS_OCC_BASE_URI
25 from lcm.pub.exceptions import BadRequestException
27 logger = logging.getLogger(__name__)
30 class ScaleNSView(APIView):
32 request_body=ManualScaleNsReqSerializer(help_text="NS manual scale"),
34 status.HTTP_202_ACCEPTED: None,
35 status.HTTP_500_INTERNAL_SERVER_ERROR: "Inner error"
38 def post(self, request, ns_instance_id):
39 logger.debug("Enter NSManualScaleView::post %s, %s", request.data, ns_instance_id)
40 job_id = JobUtil.create_job("NS", JOB_TYPE.MANUAL_SCALE_VNF, ns_instance_id)
42 req_serializer = ManualScaleNsReqSerializer(data=request.data)
43 if not req_serializer.is_valid():
44 raise NSLCMException(req_serializer.errors)
45 nsManualScaleService = NSManualScaleService(ns_instance_id, request.data, job_id)
46 nsManualScaleService.start()
47 response = Response(data={}, status=status.HTTP_202_ACCEPTED)
48 logger.debug("Location: %s" % nsManualScaleService.occ_id)
49 response["Location"] = NS_OCC_BASE_URI % nsManualScaleService.occ_id
50 logger.debug("Leave NSHealView")
52 except BadRequestException as e:
53 logger.error("Exception in HealNS: %s", e.message)
54 JobUtil.add_job_status(job_id, 255, 'NS scale failed: %s' % e.message)
55 data = {'status': status.HTTP_400_BAD_REQUEST, 'detail': e.message}
56 return Response(data=data, status=status.HTTP_400_BAD_REQUEST)
57 except Exception as e:
58 logger.error("Exception in HealNSView: %s", e.message)
59 JobUtil.add_job_status(job_id, 255, 'NS scale failed: %s' % e.message)
60 data = {'status': status.HTTP_500_INTERNAL_SERVER_ERROR, 'detail': e.message}
61 return Response(data=data, status=status.HTTP_500_INTERNAL_SERVER_ERROR)