lcm/lcm/nf/vnfs/vnf_create/inst_vnf.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 traceback
  17 from threading import Thread
  18
  19 from lcm.pub.database.models import NfInstModel, JobStatusModel, NfvoRegInfoModel, VmInstModel, NetworkInstModel, \
  20     SubNetworkInstModel, PortInstModel, StorageInstModel, FlavourInstModel, VNFCInstModel, VLInstModel, CPInstModel
  21 from lcm.pub.exceptions import NFLCMException
  22 from lcm.pub.msapi.nfvolcm import vnfd_rawdata_get, apply_grant_to_nfvo, notify_lcm_to_nfvo
  23 from lcm.pub.utils.jobutil import JobUtil
  24 from lcm.pub.utils.timeutil import now_time
  25 from lcm.pub.utils.values import ignore_case_get
  26 from lcm.pub.vimapi import adaptor
  27
  28 logger = logging.getLogger(__name__)
  29
  30
  31 class InstVnf(Thread):
  32     def __init__(self, data, nf_inst_id, job_id):
  33         super(InstVnf, self).__init__()
  34         self.data = data
  35         self.nf_inst_id = nf_inst_id
  36         self.job_id = job_id
  37         self.nfvo_inst_id = ''
  38         self.vnfm_inst_id = ''
  39         self.vnfd_info = []
  40         self.inst_resource = {'volumn': [],  # [{"vim_id": ignore_case_get(ret, "vim_id")},{}]
  41                               'network': [],
  42                               'subnet': [],
  43                               'port': [],
  44                               'flavor': [],
  45                               'vm': [],
  46                               }
  47         # self.create_res_result = {
  48         #     'jobid': 'res_001',
  49         #     'resourceResult': [{'name': 'vm01'}, {'name': 'vm02'}],
  50         #     'resource_result':{
  51         #         'affectedvnfc':[
  52         #             {
  53         #                 'status':'success',
  54         #                 'vnfcinstanceid':'1',
  55         #                 'computeresource':{'resourceid':'11'},
  56         #                 'vduid':'111',
  57         #                 'vdutype':'1111'
  58         #             }
  59         #         ],
  60         #         'affectedvirtuallink':[
  61         #             {
  62         #                 'status': 'success',
  63         #                 'virtuallinkinstanceid':'',
  64         #                 'networkresource':{'resourceid':'1'},
  65         #                 'subnetworkresource':{'resourceid':'1'},
  66         #                 'virtuallinkdescid': '',
  67         #             }
  68         #         ],
  69         #         'affectedcp':[{
  70         #             'status': 'success',
  71         #             'portresource':{'resourceid':'1'},
  72         #             'cpinstanceid':'2',
  73         #             'cpdid':'22',
  74         #             'ownertype':'222',
  75         #             'ownerid':'2222',
  76         #             'virtuallinkinstanceid':'22222',
  77         #
  78         #         }],
  79         #
  80         #     }
  81         # }
  82
  83     def run(self):
  84         try:
  85             self.inst_pre()
  86             self.apply_grant()
  87             self.create_res()
  88             self.lcm_notify()
  89             JobUtil.add_job_status(self.job_id, 100, "Instantiate Vnf success.")
  90             # is_exist = JobStatusModel.objects.filter(jobid=self.job_id).exists()
  91             # logger.debug("check_ns_inst_name_exist::is_exist=%s" % is_exist)
  92         except NFLCMException as e:
  93             self.vnf_inst_failed_handle(e.message)
  94             # self.rollback(e.message)
  95         except:
  96             self.vnf_inst_failed_handle('unexpected exception')
  97             logger.error(traceback.format_exc())
  98             # self.rollback('unexpected exception')
  99
 100     def inst_pre(self):
 101         vnf_insts = NfInstModel.objects.filter(nfinstid=self.nf_inst_id)
 102         if not vnf_insts.exists():
 103             raise NFLCMException('VNF nf_inst_id is not exist.')
 104
 105         # self.vnfm_inst_id = vnf_insts[0].vnfm_inst_id
 106         if vnf_insts[0].status != 'NOT_INSTANTIATED':
 107             raise NFLCMException('VNF instantiationState is not NOT_INSTANTIATED.')
 108
 109         # get rawdata by vnfd_id
 110         ret = vnfd_rawdata_get(vnf_insts[0].vnfdid)
 111         if ret[0] != 0:
 112             raise NFLCMException("Get vnfd_raw_data failed.")
 113         self.vnfd_info = json.JSONDecoder().decode(ret[1])
 114         # checkParameterExist
 115         for cp in self.data:
 116             if cp not in self.vnfd_info:
 117                 raise NFLCMException('Input parameter is not defined in vnfd_info.')
 118         # get nfvo info
 119         JobUtil.add_job_status(self.job_id, 5, 'Get nfvo connection info')
 120         self.load_nfvo_config()
 121
 122         # update NfInstModel
 123         NfInstModel.objects.filter(nfinstid=self.nf_inst_id).\
 124             update(flavour_id=ignore_case_get(self.data, "flavourId"),
 125                    vnf_level=ignore_case_get(self.data, 'instantiationLevelId'),
 126                    input_params=ignore_case_get(self.data, 'additionalParams'),
 127                    extension=ignore_case_get(self.data, ''),
 128                    initallocatedata=self.vnfd_info,
 129                    localizationLanguage=ignore_case_get(self.data, 'localizationLanguage'),
 130                    lastuptime=now_time())
 131         JobUtil.add_job_status(self.job_id, 10, 'Nf instancing pre-check finish')
 132         logger.info("Nf instancing pre-check finish")
 133
 134     def apply_grant(self):
 135         logger.info('[NF instantiation] send resource grand request to nfvo start')
 136         # self.check_vm_capacity()
 137         content_args = {'nfvoInstanceId': self.nfvo_inst_id, 'vnfmInstanceId': self.vnfm_inst_id,
 138                         'nfInstanceId': self.nf_inst_id, 'nfDescriptorId': '',
 139                         'lifecycleOperation': 'Instantiate', 'jobId': self.job_id, 'addResource': [],
 140                         'removeResource': [], 'placementConstraint': [], 'exVimIdList': [], 'additionalParam': {}}
 141
 142         vdus = ignore_case_get(self.vnfd_info, "vdus")
 143         res_index = 1
 144         for vdu in vdus:
 145             res_def = {'type': 'VDU',
 146                        'resourceDefinitionId': str(res_index),
 147                        'vduId': ignore_case_get(vdu, "vdu_id"),
 148                        'vimid': '',
 149                        'tenant': ''}
 150             if self.vnfd_info['metadata']['cross_dc']:
 151                 res_def['vimid'] = vdu['properties']['location_info']['vimId']
 152                 res_def['tenant'] = vdu['properties']['location_info']['tenant']
 153             content_args['addResource'].append(res_def)
 154             res_index += 1
 155         logger.info('content_args=%s' % content_args)
 156         resp = apply_grant_to_nfvo(content_args)
 157         logger.info("[NF instantiation] get grant response = %s" % resp)
 158         if resp[0] != 0:
 159             raise NFLCMException('Nf instancing apply grant exception')
 160
 161         # update_resources_table()
 162         NfInstModel.objects.filter(nfinstid=self.nf_inst_id).update(instantiationState='INSTANTIATED',
 163                                                                     lastuptime=now_time())
 164         JobUtil.add_job_status(self.job_id, 20, 'Nf instancing apply grant finish')
 165         logger.info("Nf instancing apply grant finish")
 166
 167     def create_res(self):
 168         logger.info("[NF instantiation] create resource start")
 169         adaptor.create_vim_res('', self.do_notify, self.do_rollback)
 170
 171         JobUtil.add_job_status(self.job_id, 70, '[NF instantiation] create resource finish')
 172         logger.info("[NF instantiation] create resource finish")
 173
 174     # def check_res_status(self):
 175     #     logger.info("[NF instantiation] confirm all vms are active start")
 176     #     vnfcs = self.create_res_result['resource_result']['affectedvnfc']
 177     #     for vnfc in vnfcs:
 178     #         if 'success' != vnfc['status']:
 179     #             logger.error("VNFC_STATUS_IS_NOT_ACTIVE[vduid=%s]" % vnfc['vduId'])
 180     #             raise NFLCMException(msgid="VNFC_STATUS_IS_NOT_ACTIVE[vduid=%s]", args=vnfc['vduId'])
 181     #
 182     #     JobUtil.add_job_status(self.job_id, 80, 'SAVE_VNFC_TO_DB')
 183     #     vls = self.create_res_result['resource_result']['affectedvirtuallink']
 184     #     cps = self.create_res_result['resource_result']['affectedcp']
 185     #
 186     #     for vnfc in vnfcs:
 187     #         if 'failed' == vnfc['status']:
 188     #             continue
 189     #         compute_resource = vnfc['computeresource']
 190     #         vminst = VmInstModel.objects.filter(resouceid=compute_resource['resourceid']).first()
 191     #         VNFCInstModel.objects.create(
 192     #             vnfcinstanceid=vnfc['vnfcinstanceid'],
 193     #             vduid=vnfc['vduid'],
 194     #             vdutype=vnfc['vdutype'],
 195     #             nfinstid=self.nf_inst_id,
 196     #             vmid=vminst.vmid)
 197     #     for vl in vls:
 198     #         if 'failed' == vl['status']:
 199     #             continue
 200     #         network_resource = vl['networkresource']
 201     #         subnet_resource = vl['subnetworkresource']
 202     #         networkinst = NetworkInstModel.objects.filter(resouceid=network_resource['resourceid']).first()
 203     #         subnetinst = SubNetworkInstModel.objects.filter(resouceid=subnet_resource['resourceid']).first()
 204     #         VLInstModel.objects.create(
 205     #             vlinstanceid=vl['virtuallinkinstanceid'],
 206     #             vldid=vl['virtuallinkdescid'],
 207     #             ownertype='0',
 208     #             ownerid=self.nf_inst_id,
 209     #             relatednetworkid=networkinst.networkid,
 210     #             relatedsubnetworkid=subnetinst.subnetworkid)
 211     #     # # for vs in vss:
 212     #     for cp in cps:
 213     #         if 'failed' == cp['status']:
 214     #             continue
 215     #         port_resource = cp['portresource']
 216     #         portinst = PortInstModel.objects.filter(resouceid=port_resource['resourceid']).first()
 217     #         ttt = portinst.portid
 218     #         CPInstModel.objects.create(
 219     #             cpinstanceid=cp['cpinstanceid'],
 220     #             cpdid=cp['cpdid'],
 221     #             relatedtype='2',
 222     #             relatedport=portinst.portid,
 223     #             ownertype=cp['ownertype'],
 224     #             ownerid=cp['ownerid'],
 225     #             vlinstanceid=cp['virtuallinkinstanceid'])
 226     #     # self.add_job(43, 'INST_DPLY_VM_PRGS')
 227     #     logger.info("[NF instantiation] confirm all vms are active end")
 228
 229     def lcm_notify(self):
 230         logger.info('[NF instantiation] send notify request to nfvo start')
 231         reg_info = NfvoRegInfoModel.objects.filter(vnfminstid=self.vnfm_inst_id).first()
 232         # vm_info = VmInstModel.objects.filter(nfinstid=self.nf_inst_id)
 233         vmlist = []
 234         # nfs = NfInstModel.objects.filter(nfinstid=self.nf_inst_id)
 235         # nf = nfs[0]
 236         # allocate_data = json.loads(nf.initallocatedata)
 237         # vmlist = json.loads(nf.predefinedvm)
 238         addition_param = {'vmList': vmlist}
 239         affected_vnfc = []
 240         vnfcs = VNFCInstModel.objects.filter(nfinstid=self.nf_inst_id)
 241         for vnfc in vnfcs:
 242             compute_resource = {}
 243             if vnfc.vmid:
 244                 vm = VmInstModel.objects.filter(vmid=vnfc.vmid)
 245                 if vm:
 246                     compute_resource = {'vimId': vm[0].vimid, 'resourceId': vm[0].resouceid,
 247                                         'resourceName': vm[0].vmname, 'tenant': vm[0].tenant}
 248             affected_vnfc.append(
 249                 {'vnfcInstanceId': vnfc.vnfcinstanceid, 'vduId': vnfc.vduid, 'changeType': 'added',
 250                  'computeResource': compute_resource, 'storageResource': [], 'vduType': vnfc.vdutype})
 251         affected_vl = []
 252         vls = VLInstModel.objects.filter(ownerid=self.nf_inst_id)
 253         for vl in vls:
 254             network_resource = {}
 255             subnet_resource = {}
 256             if vl.relatednetworkid:
 257                 network = NetworkInstModel.objects.filter(networkid=vl.relatednetworkid)
 258                 subnet = SubNetworkInstModel.objects.filter(subnetworkid=vl.relatedsubnetworkid)
 259                 if network:
 260                     network_resource = {'vimId': network[0].vimid, 'resourceId': network[0].resouceid,
 261                                         'resourceName': network[0].name, 'tenant': network[0].tenant}
 262                 if subnet:
 263                     subnet_resource = {'vimId': subnet[0].vimid, 'resourceId': subnet[0].resouceid,
 264                                        'resourceName': subnet[0].name, 'tenant': subnet[0].tenant}
 265             affected_vl.append(
 266                 {'virtualLinkInstanceId': vl.vlinstanceid, 'virtualLinkDescId': vl.vldid, 'changeType': 'added',
 267                  'networkResource': network_resource, 'subnetworkResource': subnet_resource, 'tenant': vl.tenant})
 268         affected_vs = []
 269         vss = StorageInstModel.objects.filter(instid=self.nf_inst_id)
 270         for vs in vss:
 271             affected_vs.append(
 272                 {'virtualStorageInstanceId': vs.storageid, 'virtualStorageDescId': '', 'changeType': 'added',
 273                  'storageResource': {'vimId': vs.vimid, 'resourceId': vs.resouceid,
 274                                      'resourceName': vs.name, 'tenant': vs.tenant}})
 275         affected_cp = []
 276         # vnfc cps
 277         for vnfc in vnfcs:
 278             cps = CPInstModel.objects.filter(ownerid=vnfc.vnfcinstanceid, ownertype=3)
 279             for cp in cps:
 280                 port_resource = {}
 281                 if cp.relatedport:
 282                     port = PortInstModel.objects.filter(portid=cp.relatedport)
 283                     if port:
 284                         port_resource = {'vimId': port[0].vimid, 'resourceId': port[0].resouceid,
 285                                          'resourceName': port[0].name, 'tenant': port[0].tenant}
 286                 affected_cp.append(
 287                     {'cPInstanceId': cp.cpinstanceid, 'cpdId': cp.cpdid, 'ownerid': cp.ownerid,
 288                      'ownertype': cp.ownertype, 'changeType': 'added', 'portResource': port_resource,
 289                      'virtualLinkInstanceId': cp.vlinstanceid})
 290         # nf cps
 291         cps = CPInstModel.objects.filter(ownerid=self.nf_inst_id, ownertype=0)
 292         logger.info('vnf_inst_id=%s, cps size=%s' % (self.nf_inst_id, cps.count()))
 293         for cp in cps:
 294             port_resource = {}
 295             if cp.relatedport:
 296                 port = PortInstModel.objects.filter(portid=cp.relatedport)
 297                 if port:
 298                     port_resource = {'vimId': port[0].vimid, 'resourceId': port[0].resouceid,
 299                                      'resourceName': port[0].name, 'tenant': port[0].tenant}
 300             affected_cp.append(
 301                 {'cPInstanceId': cp.cpinstanceid, 'cpdId': cp.cpdid, 'ownerid': cp.ownerid, 'ownertype': cp.ownertype,
 302                  'changeType': 'added', 'portResource': port_resource,
 303                  'virtualLinkInstanceId': cp.vlinstanceid})
 304         # affectedcapacity = {}
 305         # reserved_total = allocate_data.get('reserved_total', {})
 306         # affectedcapacity['vm'] = str(reserved_total.get('vmnum', 0))
 307         # affectedcapacity['vcpu'] = str(reserved_total.get('vcpunum', 0))
 308         # affectedcapacity['vMemory'] = str(reserved_total.get('memorysize', 0))
 309         # affectedcapacity['port'] = str(reserved_total.get('portnum', 0))
 310         # affectedcapacity['localStorage'] = str(reserved_total.get('hdsize', 0))
 311         # affectedcapacity['sharedStorage'] = str(reserved_total.get('shdsize', 0))
 312         content_args = {
 313             # "vnfdmodule": allocate_data,
 314             "additionalParam": addition_param,
 315             "nfvoInstanceId": reg_info.nfvoid,
 316             "vnfmInstanceId": self.vnfm_inst_id,
 317             "status": 'finished',
 318             "nfInstanceId": self.nf_inst_id,
 319             "operation": 'instantiate',
 320             "jobId": '',
 321             # 'affectedcapacity': affectedcapacity,
 322             'affectedService': [],
 323             'affectedVnfc': affected_vnfc,
 324             'affectedVirtualLink': affected_vl,
 325             'affectedVirtualStorage': affected_vs,
 326             'affectedCp': affected_cp}
 327         logger.info('content_args=%s' % content_args)
 328         # call rest api
 329         resp = notify_lcm_to_nfvo(content_args, self.nf_inst_id)
 330         logger.info('[NF instantiation] get lcm response %s' % resp)
 331         if resp[0] != 0:
 332             logger.error("notify lifecycle to nfvo failed.[%s]" % resp[1])
 333             raise NFLCMException("send notify request to nfvo failed")
 334         logger.info('[NF instantiation] send notify request to nfvo end')
 335
 336     def load_nfvo_config(self):
 337         logger.info("[NF instantiation]get nfvo connection info start")
 338         reg_info = NfvoRegInfoModel.objects.filter(vnfminstid='vnfm111').first()
 339         if reg_info:
 340             self.vnfm_inst_id = reg_info.vnfminstid
 341             self.nfvo_inst_id = reg_info.nfvoid
 342             logger.info("[NF instantiation] Registered nfvo id is [%s]" % self.nfvo_inst_id)
 343         else:
 344             raise NFLCMException("Nfvo was not registered")
 345         logger.info("[NF instantiation]get nfvo connection info end")
 346
 347     def vnf_inst_failed_handle(self, error_msg):
 348         logger.error('VNF instantiation failed, detail message: %s' % error_msg)
 349         NfInstModel.objects.filter(nfinstid=self.nf_inst_id).update(status='failed', lastuptime=now_time())
 350         JobUtil.add_job_status(self.job_id, 255, error_msg)
 351
 352     def do_notify(self, res_type, progress, ret):
 353         logger.info('creating [%s] resource' % res_type)
 354         progress = 20 + int(progress/2)     # 20-70
 355         if res_type == adaptor.OPT_CREATE_VOLUME:
 356             logger.info('Create vloumns!')
 357             if ret["returnCode"] == adaptor.RES_NEW:  # new create
 358                 self.inst_resource['volumn'].append({"vim_id": ignore_case_get(ret, "vim_id"),
 359                                                      "res_id": ignore_case_get(ret, "res_id")})
 360             JobUtil.add_job_status(self.job_id, progress, 'Create vloumns!')
 361             StorageInstModel.objects.create(
 362                 storageid='1',
 363                 vimid='1',
 364                 resouceid='1',
 365                 name='40G',
 366                 tenant='admin',
 367                 insttype=0,
 368                 is_predefined=ret["returnCode"],
 369                 instid=self.nf_inst_id)
 370         elif res_type == adaptor.OPT_CREATE_NETWORK:
 371             logger.info('Create networks!')
 372             if ret["returnCode"] == adaptor.RES_NEW:
 373                 self.inst_resource['network'].append({"vim_id": ignore_case_get(ret, "vim_id"),
 374                                                       "res_id": ignore_case_get(ret, "res_id")})
 375             # self.inst_resource['network'].append({"vim_id": "1"}, {"res_id": "2"})
 376             JobUtil.add_job_status(self.job_id, progress, 'Create networks!')
 377             NetworkInstModel.objects.create(
 378                 networkid='1',
 379                 vimid='1',
 380                 resouceid='1',
 381                 name='pnet_network',
 382                 tenant='admin',
 383                 insttype=0,
 384                 is_predefined=ret["returnCode"],
 385                 instid=self.nf_inst_id)
 386         elif res_type == adaptor.OPT_CREATE_SUBNET:
 387             logger.info('Create subnets!')
 388             if ret["returnCode"] == adaptor.RES_NEW:
 389                 self.inst_resource['subnet'].append({"vim_id": ignore_case_get(ret, "vim_id"),
 390                                                      "res_id": ignore_case_get(ret, "res_id")})
 391             # self.inst_resource['subnet'].append({"vim_id": "1"}, {"res_id": "2"})
 392             JobUtil.add_job_status(self.job_id, progress, 'Create subnets!')
 393             SubNetworkInstModel.objects.create(
 394                 subnetworkid='1',
 395                 vimid='1',
 396                 resouceid='1',
 397                 networkid='1',
 398                 name='sub_pnet',
 399                 tenant='admin',
 400                 insttype=0,
 401                 is_predefined=ret["returnCode"],
 402                 instid=self.nf_inst_id)
 403         elif res_type == adaptor.OPT_CREATE_PORT:
 404             logger.info('Create ports!')
 405             if ret["returnCode"] == adaptor.RES_NEW:
 406                 self.inst_resource['port'].append({"vim_id": ignore_case_get(ret, "vim_id"),
 407                                                    "res_id": ignore_case_get(ret, "res_id")})
 408             # self.inst_resource['port'].append({"vim_id": "1"}, {"res_id": "2"})
 409             JobUtil.add_job_status(self.job_id, progress, 'Create ports!')
 410             PortInstModel.objects.create(
 411                 portid='1',
 412                 networkid='1',
 413                 subnetworkid='1',
 414                 vimid='1',
 415                 resouceid='1',
 416                 name='aaa_pnet_cp',
 417                 tenant='admin',
 418                 insttype=0,
 419                 is_predefined=ret["returnCode"],
 420                 instid=self.nf_inst_id)
 421         elif res_type == adaptor.OPT_CREATE_FLAVOR:
 422             logger.info('Create flavors!')
 423             if ret["returnCode"] == adaptor.RES_NEW:
 424                 self.inst_resource['flavor'].append({"vim_id": ignore_case_get(ret, "vim_id"),
 425                                                      "res_id": ignore_case_get(ret, "res_id")})
 426             # self.inst_resource['flavor'].append({"vim_id": "1"}, {"res_id": "2"})
 427             JobUtil.add_job_status(self.job_id, progress, 'Create flavors!')
 428             FlavourInstModel.objects.create(
 429                 falavourid='1',
 430                 name='1',
 431                 vcpu='1',
 432                 extraspecs='1',
 433                 is_predefined=ret["returnCode"],
 434                 instid=self.nf_inst_id)
 435         elif res_type == adaptor.OPT_CREATE_VM:
 436             logger.info('Create vms!')
 437             if ret["returnCode"] == adaptor.RES_NEW:
 438                 self.inst_resource['vm'].append({"vim_id": ignore_case_get(ret, "vim_id"),
 439                                                  "res_id": ignore_case_get(ret, "res_id")})
 440             # self.inst_resource['vm'].append({"vim_id": "1"}, {"res_id": "2"})
 441             JobUtil.add_job_status(self.job_id, progress, 'Create vms!')
 442             VmInstModel.objects.create(
 443                 vmid="1",
 444                 vimid="1",
 445                 resouceid="11",
 446                 insttype=0,
 447                 instid=self.nf_inst_id,
 448                 vmname="test_01",
 449                 is_predefined=ret["returnCode"],
 450                 operationalstate=1)
 451
 452     def do_rollback(self, args_=None):
 453         logger.error('error info : %s' % args_)
 454         adaptor.delete_vim_res(self.inst_resource, self.do_notify_delete)
 455         logger.error('rollback resource complete')
 456
 457         StorageInstModel.objects.filter(instid=self.nf_inst_id).delete()
 458         NetworkInstModel.objects.filter(instid=self.nf_inst_id).delete()
 459         SubNetworkInstModel.objects.filter(instid=self.nf_inst_id).delete()
 460         PortInstModel.objects.filter(instid=self.nf_inst_id).delete()
 461         FlavourInstModel.objects.filter(instid=self.nf_inst_id).delete()
 462         VmInstModel.objects.filter(instid=self.nf_inst_id).delete()
 463         logger.error('delete table complete')
 464         raise NFLCMException("Create resource failed")
 465
 466     def do_notify_delete(self, ret):
 467         logger.error('Deleting [%s] resource' % ret)