lcm/ns/vnfs/views.py

   1 # Copyright 2016-2017 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 logging
  15 import traceback
  16 import uuid
  17
  18 from rest_framework import status
  19 from rest_framework.response import Response
  20 from rest_framework.views import APIView
  21 from drf_yasg.utils import swagger_auto_schema
  22
  23 from lcm.ns.vnfs import create_vnfs
  24 from lcm.ns.vnfs.create_vnfs import CreateVnfs
  25 from lcm.ns.vnfs.verify_vnfs import VerifyVnfs
  26 from lcm.ns.vnfs.get_vnfs import GetVnf
  27 from lcm.ns.vnfs.scale_vnfs import NFManualScaleService
  28 from lcm.ns.vnfs.terminate_nfs import TerminateVnfs
  29 from lcm.ns.vnfs.grant_vnfs import GrantVnfs
  30 from lcm.ns.vnfs.notify_lcm import NotifyLcm
  31 from lcm.pub.exceptions import NSLCMException
  32 from lcm.pub.msapi.extsys import get_vnfm_by_id, get_vim_by_id
  33 from lcm.pub.utils.jobutil import JobUtil, JOB_TYPE
  34 from lcm.pub.utils.values import ignore_case_get
  35 from lcm.ns.vnfs.serializers import InstVnfReqSerializer
  36 from lcm.ns.vnfs.serializers import InstVnfRespSerializer
  37
  38 logger = logging.getLogger(__name__)
  39
  40
  41 class NfView(APIView):
  42     @swagger_auto_schema(
  43         request_body=InstVnfReqSerializer(),
  44         responses={
  45             status.HTTP_202_ACCEPTED: InstVnfRespSerializer(),
  46         }
  47     )
  48     def post(self, request):
  49         logger.debug("VnfCreateView--post::> %s" % request.data)
  50
  51         req_serializer = InstVnfReqSerializer(data=request.data)
  52         if not req_serializer.is_valid():
  53             logger.error(req_serializer.errors)
  54
  55         data = {'ns_instance_id': ignore_case_get(request.data, 'nsInstanceId'),
  56                 'additional_param_for_ns': ignore_case_get(request.data, 'additionalParamForVnf'),
  57                 'additional_param_for_vnf': ignore_case_get(request.data, 'additionalParamForVnf'),
  58                 'vnf_index': ignore_case_get(request.data, 'vnfIndex')}
  59         nf_inst_id, job_id = create_vnfs.prepare_create_params()
  60         CreateVnfs(data, nf_inst_id, job_id).start()
  61         rsp = {
  62             "vnfInstId": nf_inst_id,
  63             "jobId": job_id}
  64
  65         resp_serializer = InstVnfRespSerializer(data=rsp)
  66         if not resp_serializer.is_valid():
  67             logger.error(resp_serializer.errors)
  68
  69         return Response(data=rsp, status=status.HTTP_202_ACCEPTED)
  70
  71
  72 class NfDetailView(APIView):
  73     def get(self, request, vnfinstid):
  74         logger.debug("VnfQueryView--get::> %s" % vnfinstid)
  75         nf_inst_info = GetVnf(vnfinstid).do_biz()
  76         if not nf_inst_info:
  77             return Response(status=status.HTTP_404_NOT_FOUND)
  78         return Response(status=status.HTTP_200_OK,
  79                         data={'vnfInstId': nf_inst_info[0].nfinstid, 'vnfName': nf_inst_info[0].nf_name,
  80                               'vnfStatus': nf_inst_info[0].status})
  81
  82     def post(self, request_paras, vnfinstid):
  83         logger.debug("VnfTerminateView--post::> %s, %s", vnfinstid, request_paras.data)
  84         vnf_inst_id = vnfinstid
  85         terminationType = ignore_case_get(request_paras.data, 'terminationType')
  86         gracefulTerminationTimeout = ignore_case_get(request_paras.data, 'gracefulTerminationTimeout')
  87         job_id = JobUtil.create_job("VNF", JOB_TYPE.TERMINATE_VNF, vnf_inst_id)
  88         data = {'terminationType': terminationType, 'gracefulTerminationTimeout': gracefulTerminationTimeout}
  89         logger.debug("data=%s", data)
  90         try:
  91             TerminateVnfs(data, vnf_inst_id, job_id).start()
  92         except Exception as e:
  93             logger.error(e.message)
  94             return Response(data={'error': '%s' % e.message}, status=status.HTTP_409_CONFLICT)
  95         rsp = {'jobId': job_id}
  96         return Response(data=rsp, status=status.HTTP_201_CREATED)
  97
  98
  99 class NfGrant(APIView):
 100     def post(self, request):
 101         logger.debug("NfGrant--post::> %s" % request.data)
 102         try:
 103             vnf_inst_id = ignore_case_get(request.data, 'vnfInstanceId')
 104             job_id = JobUtil.create_job("VNF", JOB_TYPE.GRANT_VNF, vnf_inst_id)
 105             rsp = GrantVnfs(request.data, job_id).send_grant_vnf_to_resMgr()
 106             """
 107             rsp = {
 108                 "vim": {
 109                     "vimid": ignore_case_get(ignore_case_get(request.data, 'additionalparam'), 'vimid'),
 110                     "accessinfo": {
 111                         "tenant": "admin"
 112                     }
 113                 }
 114             }
 115             """
 116             return Response(data=rsp, status=status.HTTP_201_CREATED)
 117         except Exception as e:
 118             logger.error(e.message)
 119             logger.error(traceback.format_exc())
 120             return Response(data={'error': '%s' % e.message}, status=status.HTTP_409_CONFLICT)
 121
 122
 123 class LcmNotify(APIView):
 124     def post(self, request_paras, vnfmid, vnfInstanceId):
 125         logger.debug("LcmNotify--post::> %s" % request_paras.data)
 126         try:
 127             NotifyLcm(vnfmid, vnfInstanceId, request_paras.data).do_biz()
 128             return Response(data={}, status=status.HTTP_201_CREATED)
 129         except Exception as e:
 130             logger.error(e.message)
 131             return Response(data={'error': '%s' % e.message}, status=status.HTTP_409_CONFLICT)
 132
 133
 134 class NfScaleView(APIView):
 135     def post(self, request_paras, vnfinstid):
 136         logger.debug("NfScaleView--post::> %s" % request_paras.data)
 137         try:
 138             NFManualScaleService(vnfinstid, request_paras.data).start()
 139             return Response(data={}, status=status.HTTP_202_ACCEPTED)
 140         except Exception as e:
 141             logger.error(e.message)
 142             return Response(data={'error': '%s' % e.message}, status=status.HTTP_409_CONFLICT)
 143
 144
 145 class NfVerifyView(APIView):
 146     def post(self, request):
 147         job_id = "VNFSDK_" + str(uuid.uuid4())
 148         logger.debug("NfVerifyView--post::%s> %s", job_id, request.data)
 149         VerifyVnfs(request.data, job_id).start()
 150         return Response(data={"jobId": job_id}, status=status.HTTP_202_ACCEPTED)
 151
 152
 153 class NfVnfmInfoView(APIView):
 154     def get(self, request, vnfmid):
 155         logger.debug("NfVnfmInfoView--get::> %s" % vnfmid)
 156         try:
 157             vnfm_info = get_vnfm_by_id(vnfmid)
 158         except NSLCMException as e:
 159             logger.error(e.message)
 160             return Response(data={'error': '%s' % e.message}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
 161         except Exception as e:
 162             logger.error(e.message)
 163             logger.error(traceback.format_exc())
 164             return Response(data={'error': 'Failed to get vnfm info.'},
 165                             status=status.HTTP_500_INTERNAL_SERVER_ERROR)
 166         return Response(data=vnfm_info, status=status.HTTP_200_OK)
 167
 168
 169 class NfVimInfoView(APIView):
 170     def get(self, request, vimid):
 171         logger.debug("NfVimInfoView--get::> %s" % vimid)
 172         try:
 173             vim_info = get_vim_by_id(vimid)
 174         except NSLCMException as e:
 175             logger.error(e.message)
 176             return Response(data={'error': '%s' % e.message}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
 177         except Exception as e:
 178             logger.error(e.message)
 179             logger.error(traceback.format_exc())
 180             return Response(data={'error': 'Failed to get vim info.'},
 181                             status=status.HTTP_500_INTERNAL_SERVER_ERROR)
 182         return Response(data=vim_info, status=status.HTTP_200_OK)