lcm/lcm/nf/vnfs/views.py

   1 # Copyright 2017 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
  15 import logging
  16 import traceback
  17
  18 from rest_framework import status
  19 from rest_framework.response import Response
  20 from rest_framework.views import APIView
  21
  22 from lcm.nf.vnfs.vnf_cancel.delete_vnf_identifier import DeleteVnf
  23 from lcm.nf.vnfs.vnf_cancel.term_vnf import TermVnf
  24 from lcm.nf.vnfs.vnf_create.create_vnf_identifier import CreateVnf
  25 from lcm.nf.vnfs.vnf_create.inst_vnf import InstVnf
  26 from lcm.nf.vnfs.vnf_query.query_vnf import QueryVnf
  27 from lcm.pub.exceptions import NFLCMException
  28 from lcm.pub.utils.jobutil import JobUtil
  29
  30 logger = logging.getLogger(__name__)
  31
  32
  33 class CreateVnfAndQueryVnfs(APIView):
  34     def get(self, request):
  35         logger.debug("QueryMultiVnf--get::> %s" % request.data)
  36         try:
  37             resp_data = QueryVnf(request.data).query_multi_vnf()
  38         except NFLCMException as e:
  39             logger.error(e.message)
  40             return Response(data={'error': '%s' % e.message}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
  41         except:
  42             logger.error(traceback.format_exc())
  43             return Response(data={'error': 'Failed to get Vnfs'},
  44                             status=status.HTTP_500_INTERNAL_SERVER_ERROR)
  45         return Response(data=resp_data, status=status.HTTP_200_OK)
  46
  47     def post(self, request):
  48         logger.debug("CreateVnfIdentifier--post::> %s" % request.data)
  49         try:
  50             nf_inst_id = CreateVnf(request.data).do_biz()
  51         except NFLCMException as e:
  52             logger.error(e.message)
  53             return Response(data={'error': '%s' % e.message}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
  54         except Exception:
  55             logger.error(traceback.format_exc())
  56             return Response(data={'error': 'unexpected exception'}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
  57         rsp = {
  58             "vnfInstanceId": nf_inst_id
  59         }
  60         return Response(data=rsp, status=status.HTTP_201_CREATED)
  61
  62
  63 class InstantiateVnf(APIView):
  64     def post(self, request, instanceid):
  65         logger.debug("InstantiateVnf--post::> %s" % request.data)
  66         try:
  67             job_id = JobUtil.create_job('NF', 'INSTANTIATE', instanceid)
  68             JobUtil.add_job_status(job_id, 0, "INST_VNF_READY")
  69             InstVnf(request.data, instanceid, job_id).start()
  70         except NFLCMException as e:
  71             logger.error(e.message)
  72             return Response(data={'error': '%s' % e.message}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
  73         except Exception:
  74             logger.error(traceback.format_exc())
  75             return Response(data={'error': 'unexpected exception'}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
  76         rsp = {
  77             "jobId": job_id
  78         }
  79         return Response(data=rsp, status=status.HTTP_202_ACCEPTED)
  80
  81
  82 class DeleteVnfAndQueryVnf(APIView):
  83     def get(self, request, instanceid):
  84         logger.debug("QuerySingleVnf--get::> %s" % request.data)
  85         try:
  86             resp_data = QueryVnf(request.data, instanceid).query_single_vnf()
  87         except NFLCMException as e:
  88             logger.error(e.message)
  89             return Response(data={'error': '%s' % e.message}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
  90         except:
  91             logger.error(traceback.format_exc())
  92             return Response(data={'error': 'Failed to get Vnf(%s)' % instanceid},
  93                             status=status.HTTP_500_INTERNAL_SERVER_ERROR)
  94         return Response(data=resp_data, status=status.HTTP_200_OK)
  95
  96     def delete(self, request, instanceid):
  97         logger.debug("DeleteVnfIdentifier--delete::> %s" % request.data)
  98         try:
  99             DeleteVnf(request.data, instanceid).do_biz()
 100         except NFLCMException as e:
 101             logger.error(e.message)
 102             return Response(data={'error': '%s' % e.message}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
 103         except Exception:
 104             logger.error(traceback.format_exc())
 105             return Response(data={'error': 'unexpected exception'}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
 106         return Response(data=None, status=status.HTTP_204_NO_CONTENT)
 107
 108
 109 class TerminateVnf(APIView):
 110     def post(self, request, instanceid):
 111         logger.debug("TerminateVnf--post::> %s" % request.data)
 112         try:
 113             job_id = JobUtil.create_job('NF', 'TERMINATE', instanceid)
 114             JobUtil.add_job_status(job_id, 0, "TERM_VNF_READY")
 115             TermVnf(request.data, instanceid, job_id).start()
 116         except NFLCMException as e:
 117             logger.error(e.message)
 118             return Response(data={'error': '%s' % e.message}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
 119         except Exception:
 120             logger.error(traceback.format_exc())
 121             return Response(data={'error': 'unexpected exception'}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
 122         rsp = {
 123             "jobId": job_id
 124         }
 125         return Response(data=rsp, status=status.HTTP_202_ACCEPTED)