lcm/ns_vnfs/views/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 drf_yasg.utils import swagger_auto_schema
  19 from rest_framework import status
  20 from rest_framework.response import Response
  21 from rest_framework.views import APIView
  22
  23 from lcm.pub.exceptions import NSLCMException
  24 from lcm.pub.msapi.extsys import get_vnfm_by_id, get_vim_by_id
  25 from lcm.pub.utils.jobutil import JobUtil, JOB_TYPE
  26 from lcm.pub.utils.values import ignore_case_get
  27 from lcm.ns_vnfs.biz.create_vnfs import CreateVnfs
  28 from lcm.ns_vnfs.biz.get_vnfs import GetVnf
  29 from lcm.ns_vnfs.serializers.serializers import GetVnfRespSerializer
  30 from lcm.ns_vnfs.serializers.serializers import GrantVnfReqSerializer
  31 from lcm.ns_vnfs.serializers.serializers import GrantVnfRespSerializer
  32 from lcm.ns_vnfs.biz.grant_vnfs import GrantVnfs
  33 from lcm.ns_vnfs.serializers.serializers import InstVnfReqSerializer
  34 from lcm.ns_vnfs.serializers.serializers import InstVnfRespSerializer
  35 from lcm.ns_vnfs.biz.scale_vnfs import NFManualScaleService
  36 from lcm.ns_vnfs.biz.notify_lcm import NotifyLcm
  37 from lcm.ns_vnfs.serializers.serializers import NotifyLcmReqSerializer
  38 from lcm.ns_vnfs.serializers.serializers import PlaceVnfReqSerializer
  39 from lcm.ns_vnfs.biz.place_vnfs import PlaceVnfs
  40 from lcm.ns_vnfs.serializers.serializers import ScaleVnfReqSerializer
  41 from lcm.ns_vnfs.serializers.serializers import ScaleVnfRespSerializer
  42 from lcm.ns_vnfs.serializers.serializers import TerminateVnfReqSerializer
  43 from lcm.ns_vnfs.serializers.serializers import TerminateVnfRespSerializer
  44 from lcm.ns_vnfs.biz.terminate_nfs import TerminateVnfs
  45 from lcm.ns_vnfs.serializers.serializers import VerifyVnfReqSerializer
  46 from lcm.ns_vnfs.serializers.serializers import VerifyVnfRespSerializer
  47 from lcm.ns_vnfs.biz.verify_vnfs import VerifyVnfs
  48 from lcm.ns_vnfs.serializers.serializers import VimInfoRespSerializer
  49 from lcm.ns_vnfs.serializers.serializers import VnfmInfoRespSerializer
  50 from lcm.ns_vnfs.biz import create_vnfs
  51
  52 logger = logging.getLogger(__name__)
  53
  54
  55 class NfView(APIView):
  56     @swagger_auto_schema(
  57         request_body=InstVnfReqSerializer(),
  58         responses={
  59             status.HTTP_202_ACCEPTED: InstVnfRespSerializer()
  60         }
  61     )
  62     def post(self, request):
  63         logger.debug("VnfCreateView--post::> %s" % request.data)
  64
  65         req_serializer = InstVnfReqSerializer(data=request.data)
  66         if not req_serializer.is_valid():
  67             logger.error(req_serializer.errors)
  68
  69         data = {'ns_instance_id': ignore_case_get(request.data, 'nsInstanceId'),
  70                 'additional_param_for_ns': ignore_case_get(request.data, 'additionalParamForVnf'),
  71                 'additional_param_for_vnf': ignore_case_get(request.data, 'additionalParamForVnf'),
  72                 'vnf_index': ignore_case_get(request.data, 'vnfIndex')}
  73         nf_inst_id, job_id = create_vnfs.prepare_create_params()
  74         CreateVnfs(data, nf_inst_id, job_id).start()
  75         rsp = {
  76             "vnfInstId": nf_inst_id,
  77             "jobId": job_id}
  78
  79         resp_serializer = InstVnfRespSerializer(data=rsp)
  80         if not resp_serializer.is_valid():
  81             logger.error(resp_serializer.errors)
  82
  83         return Response(data=rsp, status=status.HTTP_202_ACCEPTED)
  84
  85
  86 class NfDetailView(APIView):
  87     @swagger_auto_schema(
  88         request_body=None,
  89         responses={
  90             status.HTTP_200_OK: GetVnfRespSerializer(),
  91             status.HTTP_404_NOT_FOUND: "VNF not found"
  92         }
  93     )
  94     def get(self, request, vnfinstid):
  95         logger.debug("VnfQueryView--get::> %s" % vnfinstid)
  96         nf_inst_info = GetVnf(vnfinstid).do_biz()
  97         if not nf_inst_info:
  98             return Response(status=status.HTTP_404_NOT_FOUND)
  99
 100         rsp = {
 101             'vnfInstId': nf_inst_info[0].nfinstid,
 102             'vnfName': nf_inst_info[0].nf_name,
 103             'vnfStatus': nf_inst_info[0].status
 104         }
 105         resp_serializer = GetVnfRespSerializer(data=rsp)
 106         if not resp_serializer.is_valid():
 107             logger.error(resp_serializer.errors)
 108
 109         return Response(status=status.HTTP_200_OK, data=rsp)
 110
 111
 112 class NfTerminate(APIView):
 113     @swagger_auto_schema(
 114         request_body=TerminateVnfReqSerializer(),
 115         responses={
 116             status.HTTP_202_ACCEPTED: TerminateVnfRespSerializer(),
 117             status.HTTP_409_CONFLICT: "Inner error"
 118         }
 119     )
 120     def post(self, request, vnfinstid):
 121         logger.debug("NfTerminate--post::> %s, %s", vnfinstid, request.data)
 122
 123         req_serializer = TerminateVnfReqSerializer(data=request.data)
 124         if not req_serializer.is_valid():
 125             logger.error(req_serializer.errors)
 126
 127         vnf_inst_id = vnfinstid
 128         terminationType = ignore_case_get(request.data, 'terminationType')
 129         gracefulTerminationTimeout = ignore_case_get(request.data, 'gracefulTerminationTimeout')
 130         job_id = JobUtil.create_job("VNF", JOB_TYPE.TERMINATE_VNF, vnf_inst_id)
 131         data = {'terminationType': terminationType, 'gracefulTerminationTimeout': gracefulTerminationTimeout}
 132         logger.debug("data=%s", data)
 133         try:
 134             TerminateVnfs(data, vnf_inst_id, job_id).start()
 135         except Exception as e:
 136             logger.error(e.message)
 137             return Response(data={'error': '%s' % e.message}, status=status.HTTP_409_CONFLICT)
 138         rsp = {'jobId': job_id}
 139
 140         resp_serializer = TerminateVnfRespSerializer(data=rsp)
 141         if not resp_serializer.is_valid():
 142             logger.error(resp_serializer.errors)
 143
 144         return Response(data=rsp, status=status.HTTP_202_ACCEPTED)
 145
 146
 147 class NfGrant(APIView):
 148     @swagger_auto_schema(
 149         request_body=GrantVnfReqSerializer(),
 150         responses={
 151             status.HTTP_201_CREATED: GrantVnfRespSerializer(),
 152             status.HTTP_409_CONFLICT: "Inner error"
 153         }
 154     )
 155     def post(self, request):
 156         logger.debug("NfGrant--post::> %s" % request.data)
 157         try:
 158             req_serializer = GrantVnfReqSerializer(data=request.data)
 159             if not req_serializer.is_valid():
 160                 raise Exception(req_serializer.errors)
 161
 162             vnf_inst_id = ignore_case_get(request.data, 'vnfInstanceId')
 163             job_id = JobUtil.create_job("VNF", JOB_TYPE.GRANT_VNF, vnf_inst_id)
 164             rsp = GrantVnfs(request.data, job_id).send_grant_vnf_to_resMgr()
 165             """
 166             rsp = {
 167                 "vim": {
 168                     "vimid": ignore_case_get(ignore_case_get(request.data, 'additionalparam'), 'vimid'),
 169                     "accessinfo": {
 170                         "tenant": "admin"
 171                     }
 172                 }
 173             }
 174             """
 175             # resp_serializer = GrantVnfRespSerializer(data=rsp)
 176             # if not resp_serializer.is_valid():
 177             # raise Exception(resp_serializer.errors)
 178
 179             return Response(data=rsp, status=status.HTTP_201_CREATED)
 180         except Exception as e:
 181             logger.error(e.message)
 182             logger.error(traceback.format_exc())
 183             return Response(data={'error': '%s' % e.message}, status=status.HTTP_409_CONFLICT)
 184
 185
 186 class NfPlacement(APIView):
 187     @swagger_auto_schema(
 188         request_body=PlaceVnfReqSerializer(),
 189         response={
 190             status.HTTP_201_CREATED: PlaceVnfReqSerializer(),
 191             status.HTTP_404_NOT_FOUND: "Placement not found"
 192         }
 193     )
 194     def post(self, request):
 195         logger.debug("NfPlacement--post::> %s" % request.data)
 196         try:
 197             req_serializer = PlaceVnfReqSerializer(data=request.data)
 198             if not req_serializer.is_valid():
 199                 raise Exception(req_serializer.errors)
 200             PlaceVnfs(request.data).extract()
 201             return Response(data={}, status=status.HTTP_200_OK)
 202         except Exception as e:
 203             logger.error(e.message)
 204             logger.error(traceback.format_exc())
 205             return Response(data={'error': '%s' % e.message}, status=status.HTTP_409_CONFLICT)
 206
 207
 208 class LcmNotify(APIView):
 209     @swagger_auto_schema(
 210         request_body=NotifyLcmReqSerializer(),
 211         responses={
 212             status.HTTP_201_CREATED: 'successful',
 213             status.HTTP_409_CONFLICT: "Inner error"
 214         }
 215     )
 216     def post(self, request, vnfmid, vnfInstanceId):
 217         logger.debug("LcmNotify--post::> %s" % request.data)
 218         try:
 219             req_serializer = NotifyLcmReqSerializer(data=request.data)
 220             if not req_serializer.is_valid():
 221                 raise Exception(req_serializer.errors)
 222
 223             NotifyLcm(vnfmid, vnfInstanceId, request.data).do_biz()
 224             return Response(data={}, status=status.HTTP_201_CREATED)
 225         except Exception as e:
 226             logger.error(e.message)
 227             return Response(data={'error': '%s' % e.message}, status=status.HTTP_409_CONFLICT)
 228
 229
 230 class NfScaleView(APIView):
 231     @swagger_auto_schema(
 232         request_body=ScaleVnfReqSerializer(),
 233         responses={
 234             status.HTTP_202_ACCEPTED: ScaleVnfRespSerializer(),
 235             status.HTTP_409_CONFLICT: "Inner error"
 236         }
 237     )
 238     def post(self, request, vnfinstid):
 239         logger.debug("NfScaleView--post::> %s" % request.data)
 240         try:
 241             req_serializer = ScaleVnfReqSerializer(data=request.data)
 242             if not req_serializer.is_valid():
 243                 raise Exception(req_serializer.errors)
 244             NFManualScaleService(vnfinstid, request.data).start()
 245             return Response(data={}, status=status.HTTP_202_ACCEPTED)
 246         except Exception as e:
 247             logger.error(e.message)
 248             return Response(data={'error': '%s' % e.message}, status=status.HTTP_409_CONFLICT)
 249
 250
 251 class NfVerifyView(APIView):
 252     @swagger_auto_schema(
 253         request_body=VerifyVnfReqSerializer(),
 254         responses={
 255             status.HTTP_202_ACCEPTED: VerifyVnfRespSerializer(),
 256             status.HTTP_409_CONFLICT: "Inner error"
 257         }
 258     )
 259     def post(self, request):
 260         job_id = "VNFSDK_" + str(uuid.uuid4())
 261         logger.debug("NfVerifyView--post::%s> %s", job_id, request.data)
 262         try:
 263             req_serializer = VerifyVnfReqSerializer(data=request.data)
 264             if not req_serializer.is_valid():
 265                 raise Exception(req_serializer.errors)
 266
 267             VerifyVnfs(request.data, job_id).start()
 268
 269             rsp = {"jobId": job_id}
 270             resp_serializer = VerifyVnfRespSerializer(data=rsp)
 271             if not resp_serializer.is_valid():
 272                 raise Exception(resp_serializer.errors)
 273
 274             return Response(data=rsp, status=status.HTTP_202_ACCEPTED)
 275         except Exception as e:
 276             logger.error(e.message)
 277             return Response(data={'error': '%s' % e.message}, status=status.HTTP_409_CONFLICT)
 278
 279
 280 class NfVnfmInfoView(APIView):
 281     @swagger_auto_schema(
 282         request_body=None,
 283         responses={
 284             status.HTTP_200_OK: VnfmInfoRespSerializer(),
 285             status.HTTP_500_INTERNAL_SERVER_ERROR: "Inner error"
 286         }
 287     )
 288     def get(self, request, vnfmid):
 289         logger.debug("NfVnfmInfoView--get::> %s" % vnfmid)
 290         try:
 291             vnfm_info = get_vnfm_by_id(vnfmid)
 292
 293             resp_serializer = VnfmInfoRespSerializer(data=vnfm_info)
 294             if not resp_serializer.is_valid():
 295                 raise Exception(resp_serializer.errors)
 296
 297         except NSLCMException as e:
 298             logger.error(e.message)
 299             return Response(data={'error': '%s' % e.message}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
 300         except Exception as e:
 301             logger.error(e.message)
 302             logger.error(traceback.format_exc())
 303             return Response(data={'error': 'Failed to get vnfm info.'},
 304                             status=status.HTTP_500_INTERNAL_SERVER_ERROR)
 305         return Response(data=vnfm_info, status=status.HTTP_200_OK)
 306
 307
 308 class NfVimInfoView(APIView):
 309     @swagger_auto_schema(
 310         request_body=None,
 311         responses={
 312             status.HTTP_200_OK: VimInfoRespSerializer(),
 313             status.HTTP_500_INTERNAL_SERVER_ERROR: "Inner error"
 314         }
 315     )
 316     def get(self, request, vimid):
 317         logger.debug("NfVimInfoView--get::> %s" % vimid)
 318         try:
 319             vim_info = get_vim_by_id(vimid)
 320
 321             resp_serializer = VimInfoRespSerializer(data=vim_info)
 322             if not resp_serializer.is_valid():
 323                 raise Exception(resp_serializer.errors)
 324
 325         except NSLCMException as e:
 326             logger.error(e.message)
 327             return Response(data={'error': '%s' % e.message}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
 328         except Exception as e:
 329             logger.error(e.message)
 330             logger.error(traceback.format_exc())
 331             return Response(data={'error': 'Failed to get vim info.'},
 332                             status=status.HTTP_500_INTERNAL_SERVER_ERROR)
 333         return Response(data=vim_info, status=status.HTTP_200_OK)