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.nf.vnfs.vnf_query.query_vnf import QueryVnf
  28 from lcm.pub.exceptions import NFLCMException
  29 from lcm.pub.utils.jobutil import JobUtil
  30 from lcm.pub.utils.values import ignore_case_get
  31
  32 logger = logging.getLogger(__name__)
  33
  34
  35 class CreateVnfIdentifier(APIView):
  36     def post(self, request):
  37         logger.debug("CreateVnfIdentifier--post::> %s" % request.data)
  38         try:
  39             nf_inst_id = CreateVnf(request.data).do_biz()
  40         except NFLCMException as e:
  41             logger.error(e.message)
  42             return Response(data={'error': '%s' % e.message}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
  43         except Exception:
  44             logger.error(traceback.format_exc())
  45             return Response(data={'error': 'unexpected exception'}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
  46         rsp = {"vnfInstanceId": nf_inst_id}
  47         return Response(data=rsp, status=status.HTTP_201_CREATED)
  48
  49
  50 class InstantiateVnf(APIView):
  51     def post(self, request, instanceid):
  52         try:
  53             logger.debug("InstantiateVnf--post::> %s" % request.data)
  54             job_id = JobUtil.create_job('NF', 'INSTANTIATE', instanceid)
  55             JobUtil.add_job_status(job_id, 0, "INST_VNF_READY")
  56             InstVnf(request.data, instanceid, job_id).start()
  57         except NFLCMException as e:
  58             logger.error(e.message)
  59             return Response(data={'error': '%s' % e.message}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
  60         except Exception:
  61             logger.error(traceback.format_exc())
  62             return Response(data={'error': 'unexpected exception'}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
  63         rsp = {"jobId": job_id}
  64         return Response(data=rsp, status=status.HTTP_202_ACCEPTED)
  65
  66
  67 class DetailVnf(APIView):
  68     def get(self, request, instanceid):
  69         logger.debug("QuerySingleVnf--get::> %s" % request.data)
  70         try:
  71             resp_data = QueryVnf(request.data, instanceid).query_single_vnf()
  72         except NFLCMException as e:
  73             logger.error(e.message)
  74             return Response(data={'error': '%s' % e.message}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
  75         except:
  76             logger.error(traceback.format_exc())
  77             tt = traceback.format_exc()
  78             return Response(data={'error': 'Failed to get Vnf(%s)' % instanceid},
  79                             status=status.HTTP_500_INTERNAL_SERVER_ERROR)
  80         return Response(data=resp_data, status=status.HTTP_200_OK)
  81
  82     def delete(self, request, instanceid):
  83         logger.debug("DeleteVnfIdentifier--delete::> %s" % request.data)
  84         try:
  85             DeleteVnf(request.data, instanceid).do_biz()
  86         except NFLCMException as e:
  87             logger.error(e.message)
  88             return Response(data={'error': '%s' % e.message}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
  89         except Exception:
  90             logger.error(traceback.format_exc())
  91             return Response(data={'error': 'unexpected exception'}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
  92         return Response(data=None, status=status.HTTP_204_NO_CONTENT)
  93
  94
  95 class TerminateVnf(APIView):
  96     def post(self, request, instanceid):
  97         logger.debug("TerminateVnf--post::> %s" % request.data)
  98         job_id = JobUtil.create_job('NF', 'TERMINATE', instanceid)
  99         JobUtil.add_job_status(job_id, 0, "TERM_VNF_READY")
 100         TermVnf(request.data, instanceid, job_id).start()
 101         rsp = {"jobId": job_id}
 102         return Response(data=rsp, status=status.HTTP_202_ACCEPTED)
 103
 104
 105 class QueryMultipleVnf(APIView):
 106     def get(self, request):
 107         logger.debug("QueryMultipleVnf--get::> %s" % request.data)
 108         return Response(data='', status=status.HTTP_202_ACCEPTED)
 109
 110 # class QuerySingleVnf(APIView):
 111 #     def get(self, request, instanceid):
 112 #         logger.debug("QuerySingleVnf--get::> %s" % request.data)
 113 #         try:
 114 #             resp_data = QueryVnf(request.data, instanceid).query_single_vnf(instanceid)
 115 #         except NFLCMException as e:
 116 #             logger.error(e.message)
 117 #             return Response(data={'error': '%s' % e.message}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
 118 #         except:
 119 #             logger.error(traceback.format_exc())
 120 #             return Response(data={'error': 'Failed to get Vnf(%s)' % instanceid},
 121 #                             status=status.HTTP_500_INTERNAL_SERVER_ERROR)
 122 #         return Response(data=resp_data, status=status.HTTP_202_ACCEPTED)
 123
 124
 125 # class GetOperationStatus(APIView):
 126 #     def get(self, request):
 127 #         logger.debug("GetOperationStatus--get::> %s" % request.data)
 128 #         return Response(data='', status=status.HTTP_202_ACCEPTED)
 129
 130
 131 class SwaggerJsonView(APIView):
 132     def get(self, request):
 133         json_file = os.path.join(os.path.dirname(__file__), 'swagger.json')
 134         f = open(json_file)
 135         json_data = json.JSONDecoder().decode(f.read())
 136         f.close()
 137         return Response(json_data)