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 import json
  15 import logging
  16 import os
  17 import traceback
  18
  19 from rest_framework import status
  20 from rest_framework.response import Response
  21 from rest_framework.views import APIView
  22
  23 from lcm.nf.vnfs.vnf_cancel.delete_vnf_identifier import DeleteVnf
  24 from lcm.nf.vnfs.vnf_cancel.term_vnf import TermVnf
  25 from lcm.nf.vnfs.vnf_create.create_vnf_identifier import CreateVnf
  26 from lcm.nf.vnfs.vnf_create.inst_vnf import InstVnf
  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 CreateVnfIdentifier(APIView):
  34     def post(self, request):
  35         logger.debug("CreateVnfIdentifier--post::> %s" % request.data)
  36         try:
  37             nf_inst_id = CreateVnf(request.data).do_biz()
  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 Exception:
  42             logger.error(traceback.format_exc())
  43             return Response(data={'error': 'unexpected exception'}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
  44         rsp = {"vnfInstanceId": nf_inst_id}
  45         return Response(data=rsp, status=status.HTTP_201_CREATED)
  46
  47
  48 class InstantiateVnf(APIView):
  49     def post(self, request, instanceid):
  50         try:
  51             logger.debug("InstantiateVnf--post::> %s" % request.data)
  52             job_id = JobUtil.create_job('NF', 'INSTANTIATE', instanceid)
  53             JobUtil.add_job_status(job_id, 0, "INST_VNF_READY")
  54             InstVnf(request.data, instanceid, job_id).start()
  55         except NFLCMException as e:
  56             logger.error(e.message)
  57             return Response(data={'error': '%s' % e.message}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
  58         except Exception:
  59             logger.error(traceback.format_exc())
  60             return Response(data={'error': 'unexpected exception'}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
  61         rsp = {"jobId": job_id}
  62         return Response(data=rsp, status=status.HTTP_202_ACCEPTED)
  63
  64
  65 class DeleteVnfIdentifier(APIView):
  66     def delete(self, request, instanceid):
  67         logger.debug("DeleteVnfIdentifier--delete::> %s" % request.data)
  68         try:
  69             DeleteVnf(request.data, instanceid).do_biz()
  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         return Response(data=None, status=status.HTTP_204_NO_CONTENT)
  77
  78
  79 class TerminateVnf(APIView):
  80     def post(self, request, instanceid):
  81         logger.debug("TerminateVnf--post::> %s" % request.data)
  82         job_id = JobUtil.create_job('NF', 'TERMINATE', instanceid)
  83         JobUtil.add_job_status(job_id, 0, "TERM_VNF_READY")
  84         TermVnf(request.data, instanceid, job_id).start()
  85         rsp = {"jobId": job_id}
  86         return Response(data=rsp, status=status.HTTP_202_ACCEPTED)
  87
  88
  89 class QueryMultipleVnf(APIView):
  90     def get(self, request):
  91         logger.debug("QueryMultipleVnf--get::> %s" % request.data)
  92         return Response(data='', status=status.HTTP_202_ACCEPTED)
  93
  94
  95 class QuerySingleVnf(APIView):
  96     def get(self, request):
  97         logger.debug("QuerySingleVnf--get::> %s" % request.data)
  98         return Response(data='', status=status.HTTP_202_ACCEPTED)
  99
 100
 101 # class GetOperationStatus(APIView):
 102 #     def get(self, request):
 103 #         logger.debug("GetOperationStatus--get::> %s" % request.data)
 104 #         return Response(data='', status=status.HTTP_202_ACCEPTED)
 105
 106
 107 class SwaggerJsonView(APIView):
 108     def get(self, request):
 109         json_file = os.path.join(os.path.dirname(__file__), 'swagger.json')
 110         f = open(json_file)
 111         json_data = json.JSONDecoder().decode(f.read())
 112         f.close()
 113         return Response(json_data)