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