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, NfvoRegInfoModel, VmInstModel, NetworkInstModel, \
  20     SubNetworkInstModel, PortInstModel, StorageInstModel, FlavourInstModel, VNFCInstModel, VLInstModel, CPInstModel
  21 from lcm.pub.exceptions import NFLCMException
  22 from lcm.pub.msapi.catalog import query_rawdata_from_catalog
  23 from lcm.pub.msapi.nfvolcm import vnfd_rawdata_get, apply_grant_to_nfvo, notify_lcm_to_nfvo, get_packageinfo_by_vnfdid
  24 from lcm.pub.utils import toscautil
  25 from lcm.pub.utils.jobutil import JobUtil
  26 from lcm.pub.utils.timeutil import now_time
  27 from lcm.pub.utils.values import ignore_case_get
  28 from lcm.pub.vimapi import adaptor
  29
  30 logger = logging.getLogger(__name__)
  31
  32
  33 class InstVnf(Thread):
  34     def __init__(self, data, nf_inst_id, job_id):
  35         super(InstVnf, self).__init__()
  36         self.data = data
  37         self.nf_inst_id = nf_inst_id
  38         self.job_id = job_id
  39         self.nfvo_inst_id = ''
  40         self.vnfm_inst_id = ''
  41         self.csar_id = ''
  42         self.vnfd_info = []
  43         self.inst_resource = {'volumn': [],  # [{"vim_id": ignore_case_get(ret, "vim_id")},{}]
  44                               'network': [],
  45                               'subnet': [],
  46                               'port': [],
  47                               'flavor': [],
  48                               'vm': [],
  49                               }
  50         # self.create_res_result = {
  51         #     'jobid': 'res_001',
  52         #     'resourceResult': [{'name': 'vm01'}, {'name': 'vm02'}],
  53         #     'resource_result':{
  54         #         'affectedvnfc':[
  55         #             {
  56         #                 'status':'success',
  57         #                 'vnfcinstanceid':'1',
  58         #                 'computeresource':{'resourceid':'11'},
  59         #                 'vduid':'111',
  60         #                 'vdutype':'1111'
  61         #             }
  62         #         ],
  63         #         'affectedvirtuallink':[
  64         #             {
  65         #                 'status': 'success',
  66         #                 'virtuallinkinstanceid':'',
  67         #                 'networkresource':{'resourceid':'1'},
  68         #                 'subnetworkresource':{'resourceid':'1'},
  69         #                 'virtuallinkdescid': '',
  70         #             }
  71         #         ],
  72         #         'affectedcp':[{
  73         #             'status': 'success',
  74         #             'portresource':{'resourceid':'1'},
  75         #             'cpinstanceid':'2',
  76         #             'cpdid':'22',
  77         #             'ownertype':'222',
  78         #             'ownerid':'2222',
  79         #             'virtuallinkinstanceid':'22222',
  80         #
  81         #         }],
  82         #
  83         #     }
  84         # }
  85
  86     def run(self):
  87         try:
  88             self.inst_pre()
  89             self.apply_grant()
  90             self.create_res()
  91             self.lcm_notify()
  92             JobUtil.add_job_status(self.job_id, 100, "Instantiate Vnf success.")
  93             # is_exist = JobStatusModel.objects.filter(jobid=self.job_id).exists()
  94             # logger.debug("check_ns_inst_name_exist::is_exist=%s" % is_exist)
  95         except NFLCMException as e:
  96             self.vnf_inst_failed_handle(e.message)
  97             # self.rollback(e.message)
  98         except:
  99             self.vnf_inst_failed_handle('unexpected exception')
 100             logger.error(traceback.format_exc())
 101             # self.rollback('unexpected exception')
 102
 103     def inst_pre(self):
 104         vnf_insts = NfInstModel.objects.filter(nfinstid=self.nf_inst_id)
 105         if not vnf_insts.exists():
 106             raise NFLCMException('VNF nf_inst_id is not exist.')
 107
 108         # self.vnfm_inst_id = vnf_insts[0].vnfm_inst_id
 109         if vnf_insts[0].status != 'NOT_INSTANTIATED':
 110             raise NFLCMException('VNF instantiationState is not NOT_INSTANTIATED.')
 111
 112         JobUtil.add_job_status(self.job_id, 5, 'Get packageinfo by vnfd_id')
 113         # get csar_id from nslcm by vnfd_id
 114         self.package_info = get_packageinfo_by_vnfdid(vnf_insts[0].vnfdid)
 115         self.package_id = ignore_case_get(self.package_info, "package_id")
 116         self.csar_id = ignore_case_get(self.package_info, "csar_id")
 117
 118         JobUtil.add_job_status(self.job_id, 10, 'Get rawdata from catalog by csar_id')
 119         #get rawdata from catalog by csar_id
 120         input_parameters = []
 121         for key, val in self.data['additionalParams'].items():
 122             input_parameters.append({"key": key, "value": val})
 123         raw_data = query_rawdata_from_catalog(self.csar_id, input_parameters)
 124         self.vnfd_info = toscautil.convert_vnfd_model(raw_data["rawData"])  # convert to inner json
 125         self.vnfd_info = json.JSONDecoder().decode(self.vnfd_info)
 126
 127         self.checkParameterExist()
 128         # update NfInstModel
 129         NfInstModel.objects.filter(nfinstid=self.nf_inst_id).\
 130             update(flavour_id=ignore_case_get(self.data, "flavourId"),
 131                    input_params=self.data,
 132                    vnfd_model=self.vnfd_info,
 133                    localizationLanguage=ignore_case_get(self.data, 'localizationLanguage'),
 134                    lastuptime=now_time())
 135         JobUtil.add_job_status(self.job_id, 15, 'Nf instancing pre-check finish')
 136         logger.info("Nf instancing pre-check finish")
 137
 138     def apply_grant(self):
 139         logger.info('[NF instantiation] send resource grand request to nfvo start')
 140         # self.check_vm_capacity()
 141         content_args = {'vnfInstanceId': self.nf_inst_id, 'vnfDescriptorId': '',
 142                         'lifecycleOperation': 'Instantiate', 'jobId': self.job_id,
 143                         'addResource': [], 'removeResource': [],
 144                         'placementConstraint': [], 'additionalParam': {}}
 145
 146         vdus = ignore_case_get(self.vnfd_info, "vdus")
 147         res_index = 1
 148         for vdu in vdus:
 149             location_info = ignore_case_get(ignore_case_get(vdu, "properties"), "location_info")
 150             res_def = {'type': 'VDU',
 151                        'resDefId': str(res_index),
 152                        'resDesId': ignore_case_get(vdu, "vdu_id"),
 153                        'vimid': ignore_case_get(location_info, "vimId"),
 154                        'tenant': ignore_case_get(location_info, "tenant")}
 155             content_args['addResource'].append(res_def)
 156             res_index += 1
 157         logger.info('content_args=%s' % content_args)
 158         resp = apply_grant_to_nfvo(content_args)
 159         logger.info("[NF instantiation] get grant response = %s" % resp)
 160         if resp[0] != 0:
 161             raise NFLCMException('Nf instancing apply grant exception')
 162
 163         # update resources_table
 164         NfInstModel.objects.filter(nfinstid=self.nf_inst_id).update(status='INSTANTIATED', lastuptime=now_time())
 165         JobUtil.add_job_status(self.job_id,20, 'Nf instancing apply grant finish')
 166         logger.info("Nf instancing apply grant finish")
 167
 168     def create_res(self):
 169         logger.info("[NF instantiation] create resource start")
 170         adaptor.create_vim_res('', self.do_notify, self.do_rollback)
 171
 172         JobUtil.add_job_status(self.job_id, 70, '[NF instantiation] create resource finish')
 173         logger.info("[NF instantiation] create resource finish")
 174
 175     # def check_res_status(self):
 176     #     logger.info("[NF instantiation] confirm all vms are active start")
 177     #     vnfcs = self.create_res_result['resource_result']['affectedvnfc']
 178     #     for vnfc in vnfcs:
 179     #         if 'success' != vnfc['status']:
 180     #             logger.error("VNFC_STATUS_IS_NOT_ACTIVE[vduid=%s]" % vnfc['vduId'])
 181     #             raise NFLCMException(msgid="VNFC_STATUS_IS_NOT_ACTIVE[vduid=%s]", args=vnfc['vduId'])
 182     #
 183     #     JobUtil.add_job_status(self.job_id, 80, 'SAVE_VNFC_TO_DB')
 184     #     vls = self.create_res_result['resource_result']['affectedvirtuallink']
 185     #     cps = self.create_res_result['resource_result']['affectedcp']
 186     #
 187     #     for vnfc in vnfcs:
 188     #         if 'failed' == vnfc['status']:
 189     #             continue
 190     #         compute_resource = vnfc['computeresource']
 191     #         vminst = VmInstModel.objects.filter(resouceid=compute_resource['resourceid']).first()
 192     #         VNFCInstModel.objects.create(
 193     #             vnfcinstanceid=vnfc['vnfcinstanceid'],
 194     #             vduid=vnfc['vduid'],
 195     #             vdutype=vnfc['vdutype'],
 196     #             nfinstid=self.nf_inst_id,
 197     #             vmid=vminst.vmid)
 198     #     for vl in vls:
 199     #         if 'failed' == vl['status']:
 200     #             continue
 201     #         network_resource = vl['networkresource']
 202     #         subnet_resource = vl['subnetworkresource']
 203     #         networkinst = NetworkInstModel.objects.filter(resouceid=network_resource['resourceid']).first()
 204     #         subnetinst = SubNetworkInstModel.objects.filter(resouceid=subnet_resource['resourceid']).first()
 205     #         VLInstModel.objects.create(
 206     #             vlinstanceid=vl['virtuallinkinstanceid'],
 207     #             vldid=vl['virtuallinkdescid'],
 208     #             ownertype='0',
 209     #             ownerid=self.nf_inst_id,
 210     #             relatednetworkid=networkinst.networkid,
 211     #             relatedsubnetworkid=subnetinst.subnetworkid)
 212     #     # # for vs in vss:
 213     #     for cp in cps:
 214     #         if 'failed' == cp['status']:
 215     #             continue
 216     #         port_resource = cp['portresource']
 217     #         portinst = PortInstModel.objects.filter(resouceid=port_resource['resourceid']).first()
 218     #         ttt = portinst.portid
 219     #         CPInstModel.objects.create(
 220     #             cpinstanceid=cp['cpinstanceid'],
 221     #             cpdid=cp['cpdid'],
 222     #             relatedtype='2',
 223     #             relatedport=portinst.portid,
 224     #             ownertype=cp['ownertype'],
 225     #             ownerid=cp['ownerid'],
 226     #             vlinstanceid=cp['virtuallinkinstanceid'])
 227     #     # self.add_job(43, 'INST_DPLY_VM_PRGS')
 228     #     logger.info("[NF instantiation] confirm all vms are active end")
 229
 230     def lcm_notify(self):
 231         logger.info('[NF instantiation] send notify request to nfvo start')
 232         reg_info = NfvoRegInfoModel.objects.filter(vnfminstid=self.vnfm_inst_id).first()
 233         # vm_info = VmInstModel.objects.filter(nfinstid=self.nf_inst_id)
 234         vmlist = []
 235         # nfs = NfInstModel.objects.filter(nfinstid=self.nf_inst_id)
 236         # nf = nfs[0]
 237         # allocate_data = json.loads(nf.initallocatedata)
 238         # vmlist = json.loads(nf.predefinedvm)
 239         addition_param = {'vmList': vmlist}
 240         affected_vnfc = []
 241         vnfcs = VNFCInstModel.objects.filter(nfinstid=self.nf_inst_id)
 242         for vnfc in vnfcs:
 243             compute_resource = {}
 244             if vnfc.vmid:
 245                 vm = VmInstModel.objects.filter(vmid=vnfc.vmid)
 246                 if vm:
 247                     compute_resource = {'vimId': vm[0].vimid, 'resourceId': vm[0].resouceid,
 248                                         'resourceName': vm[0].vmname, 'tenant': vm[0].tenant}
 249             affected_vnfc.append(
 250                 {'vnfcInstanceId': vnfc.vnfcinstanceid, 'vduId': vnfc.vduid, 'changeType': 'added',
 251                  'computeResource': compute_resource, 'storageResource': [], 'vduType': vnfc.vdutype})
 252         affected_vl = []
 253         vls = VLInstModel.objects.filter(ownerid=self.nf_inst_id)
 254         for vl in vls:
 255             network_resource = {}
 256             subnet_resource = {}
 257             if vl.relatednetworkid:
 258                 network = NetworkInstModel.objects.filter(networkid=vl.relatednetworkid)
 259                 subnet = SubNetworkInstModel.objects.filter(subnetworkid=vl.relatedsubnetworkid)
 260                 if network:
 261                     network_resource = {'vimId': network[0].vimid, 'resourceId': network[0].resouceid,
 262                                         'resourceName': network[0].name, 'tenant': network[0].tenant}
 263                 if subnet:
 264                     subnet_resource = {'vimId': subnet[0].vimid, 'resourceId': subnet[0].resouceid,
 265                                        'resourceName': subnet[0].name, 'tenant': subnet[0].tenant}
 266             affected_vl.append(
 267                 {'virtualLinkInstanceId': vl.vlinstanceid, 'virtualLinkDescId': vl.vldid, 'changeType': 'added',
 268                  'networkResource': network_resource, 'subnetworkResource': subnet_resource, 'tenant': vl.tenant})
 269         affected_vs = []
 270         vss = StorageInstModel.objects.filter(instid=self.nf_inst_id)
 271         for vs in vss:
 272             affected_vs.append(
 273                 {'virtualStorageInstanceId': vs.storageid, 'virtualStorageDescId': '', 'changeType': 'added',
 274                  'storageResource': {'vimId': vs.vimid, 'resourceId': vs.resouceid,
 275                                      'resourceName': vs.name, 'tenant': vs.tenant}})
 276         affected_cp = []
 277         # vnfc cps
 278         for vnfc in vnfcs:
 279             cps = CPInstModel.objects.filter(ownerid=vnfc.vnfcinstanceid, ownertype=3)
 280             for cp in cps:
 281                 port_resource = {}
 282                 if cp.relatedport:
 283                     port = PortInstModel.objects.filter(portid=cp.relatedport)
 284                     if port:
 285                         port_resource = {'vimId': port[0].vimid, 'resourceId': port[0].resouceid,
 286                                          'resourceName': port[0].name, 'tenant': port[0].tenant}
 287                 affected_cp.append(
 288                     {'cPInstanceId': cp.cpinstanceid, 'cpdId': cp.cpdid, 'ownerid': cp.ownerid,
 289                      'ownertype': cp.ownertype, 'changeType': 'added', 'portResource': port_resource,
 290                      'virtualLinkInstanceId': cp.vlinstanceid})
 291         # nf cps
 292         cps = CPInstModel.objects.filter(ownerid=self.nf_inst_id, ownertype=0)
 293         logger.info('vnf_inst_id=%s, cps size=%s' % (self.nf_inst_id, cps.count()))
 294         for cp in cps:
 295             port_resource = {}
 296             if cp.relatedport:
 297                 port = PortInstModel.objects.filter(portid=cp.relatedport)
 298                 if port:
 299                     port_resource = {'vimId': port[0].vimid, 'resourceId': port[0].resouceid,
 300                                      'resourceName': port[0].name, 'tenant': port[0].tenant}
 301             affected_cp.append(
 302                 {'cPInstanceId': cp.cpinstanceid, 'cpdId': cp.cpdid, 'ownerid': cp.ownerid, 'ownertype': cp.ownertype,
 303                  'changeType': 'added', 'portResource': port_resource,
 304                  'virtualLinkInstanceId': cp.vlinstanceid})
 305         # affectedcapacity = {}
 306         # reserved_total = allocate_data.get('reserved_total', {})
 307         # affectedcapacity['vm'] = str(reserved_total.get('vmnum', 0))
 308         # affectedcapacity['vcpu'] = str(reserved_total.get('vcpunum', 0))
 309         # affectedcapacity['vMemory'] = str(reserved_total.get('memorysize', 0))
 310         # affectedcapacity['port'] = str(reserved_total.get('portnum', 0))
 311         # affectedcapacity['localStorage'] = str(reserved_total.get('hdsize', 0))
 312         # affectedcapacity['sharedStorage'] = str(reserved_total.get('shdsize', 0))
 313         content_args = {
 314             # "vnfdmodule": allocate_data,
 315             "additionalParam": addition_param,
 316             "nfvoInstanceId": reg_info.nfvoid,
 317             "vnfmInstanceId": self.vnfm_inst_id,
 318             "status": 'finished',
 319             "nfInstanceId": self.nf_inst_id,
 320             "operation": 'instantiate',
 321             "jobId": '',
 322             # 'affectedcapacity': affectedcapacity,
 323             'affectedService': [],
 324             'affectedVnfc': affected_vnfc,
 325             'affectedVirtualLink': affected_vl,
 326             'affectedVirtualStorage': affected_vs,
 327             'affectedCp': affected_cp}
 328         logger.info('content_args=%s' % content_args)
 329         # call rest api
 330         resp = notify_lcm_to_nfvo(content_args, self.nf_inst_id)
 331         logger.info('[NF instantiation] get lcm response %s' % resp)
 332         if resp[0] != 0:
 333             logger.error("notify lifecycle to nfvo failed.[%s]" % resp[1])
 334             raise NFLCMException("send notify request to nfvo failed")
 335         logger.info('[NF instantiation] send notify request to nfvo end')
 336
 337     def load_nfvo_config(self):
 338         logger.info("[NF instantiation]get nfvo connection info start")
 339         reg_info = NfvoRegInfoModel.objects.filter(vnfminstid='vnfm111').first()
 340         if reg_info:
 341             self.vnfm_inst_id = reg_info.vnfminstid
 342             self.nfvo_inst_id = reg_info.nfvoid
 343             logger.info("[NF instantiation] Registered nfvo id is [%s]" % self.nfvo_inst_id)
 344         else:
 345             raise NFLCMException("Nfvo was not registered")
 346         logger.info("[NF instantiation]get nfvo connection info end")
 347
 348     def vnf_inst_failed_handle(self, error_msg):
 349         logger.error('VNF instantiation failed, detail message: %s' % error_msg)
 350         NfInstModel.objects.filter(nfinstid=self.nf_inst_id).update(status='failed', lastuptime=now_time())
 351         JobUtil.add_job_status(self.job_id, 255, error_msg)
 352
 353     def do_notify(self, res_type, progress, ret):
 354         logger.info('creating [%s] resource' % res_type)
 355         progress = 20 + int(progress/2)     # 20-70
 356         if res_type == adaptor.OPT_CREATE_VOLUME:
 357             logger.info('Create vloumns!')
 358             if ret["returnCode"] == adaptor.RES_NEW:  # new create
 359                 self.inst_resource['volumn'].append({"vim_id": ignore_case_get(ret, "vim_id"),
 360                                                      "res_id": ignore_case_get(ret, "res_id")})
 361             JobUtil.add_job_status(self.job_id, progress, 'Create vloumns!')
 362             StorageInstModel.objects.create(
 363                 storageid='1',
 364                 vimid='1',
 365                 resouceid='1',
 366                 name='40G',
 367                 tenant='admin',
 368                 insttype=0,
 369                 is_predefined=ret["returnCode"],
 370                 instid=self.nf_inst_id)
 371         elif res_type == adaptor.OPT_CREATE_NETWORK:
 372             logger.info('Create networks!')
 373             if ret["returnCode"] == adaptor.RES_NEW:
 374                 self.inst_resource['network'].append({"vim_id": ignore_case_get(ret, "vim_id"),
 375                                                       "res_id": ignore_case_get(ret, "res_id")})
 376             # self.inst_resource['network'].append({"vim_id": "1"}, {"res_id": "2"})
 377             JobUtil.add_job_status(self.job_id, progress, 'Create networks!')
 378             NetworkInstModel.objects.create(
 379                 networkid='1',
 380                 vimid='1',
 381                 resouceid='1',
 382                 name='pnet_network',
 383                 tenant='admin',
 384                 insttype=0,
 385                 is_predefined=ret["returnCode"],
 386                 instid=self.nf_inst_id)
 387         elif res_type == adaptor.OPT_CREATE_SUBNET:
 388             logger.info('Create subnets!')
 389             if ret["returnCode"] == adaptor.RES_NEW:
 390                 self.inst_resource['subnet'].append({"vim_id": ignore_case_get(ret, "vim_id"),
 391                                                      "res_id": ignore_case_get(ret, "res_id")})
 392             # self.inst_resource['subnet'].append({"vim_id": "1"}, {"res_id": "2"})
 393             JobUtil.add_job_status(self.job_id, progress, 'Create subnets!')
 394             SubNetworkInstModel.objects.create(
 395                 subnetworkid='1',
 396                 vimid='1',
 397                 resouceid='1',
 398                 networkid='1',
 399                 name='sub_pnet',
 400                 tenant='admin',
 401                 insttype=0,
 402                 is_predefined=ret["returnCode"],
 403                 instid=self.nf_inst_id)
 404         elif res_type == adaptor.OPT_CREATE_PORT:
 405             logger.info('Create ports!')
 406             if ret["returnCode"] == adaptor.RES_NEW:
 407                 self.inst_resource['port'].append({"vim_id": ignore_case_get(ret, "vim_id"),
 408                                                    "res_id": ignore_case_get(ret, "res_id")})
 409             # self.inst_resource['port'].append({"vim_id": "1"}, {"res_id": "2"})
 410             JobUtil.add_job_status(self.job_id, progress, 'Create ports!')
 411             PortInstModel.objects.create(
 412                 portid='1',
 413                 networkid='1',
 414                 subnetworkid='1',
 415                 vimid='1',
 416                 resouceid='1',
 417                 name='aaa_pnet_cp',
 418                 tenant='admin',
 419                 insttype=0,
 420                 is_predefined=ret["returnCode"],
 421                 instid=self.nf_inst_id)
 422         elif res_type == adaptor.OPT_CREATE_FLAVOR:
 423             logger.info('Create flavors!')
 424             if ret["returnCode"] == adaptor.RES_NEW:
 425                 self.inst_resource['flavor'].append({"vim_id": ignore_case_get(ret, "vim_id"),
 426                                                      "res_id": ignore_case_get(ret, "res_id")})
 427             # self.inst_resource['flavor'].append({"vim_id": "1"}, {"res_id": "2"})
 428             JobUtil.add_job_status(self.job_id, progress, 'Create flavors!')
 429             FlavourInstModel.objects.create(
 430                 falavourid='1',
 431                 name='1',
 432                 vcpu='1',
 433                 extraspecs='1',
 434                 is_predefined=ret["returnCode"],
 435                 instid=self.nf_inst_id)
 436         elif res_type == adaptor.OPT_CREATE_VM:
 437             logger.info('Create vms!')
 438             if ret["returnCode"] == adaptor.RES_NEW:
 439                 self.inst_resource['vm'].append({"vim_id": ignore_case_get(ret, "vim_id"),
 440                                                  "res_id": ignore_case_get(ret, "res_id")})
 441             # self.inst_resource['vm'].append({"vim_id": "1"}, {"res_id": "2"})
 442             JobUtil.add_job_status(self.job_id, progress, 'Create vms!')
 443             VmInstModel.objects.create(
 444                 vmid="1",
 445                 vimid="1",
 446                 resouceid="11",
 447                 insttype=0,
 448                 instid=self.nf_inst_id,
 449                 vmname="test_01",
 450                 is_predefined=ret["returnCode"],
 451                 operationalstate=1)
 452
 453     def do_rollback(self, args_=None):
 454         logger.error('error info : %s' % args_)
 455         adaptor.delete_vim_res(self.inst_resource, self.do_notify_delete)
 456         logger.error('rollback resource complete')
 457
 458         StorageInstModel.objects.filter(instid=self.nf_inst_id).delete()
 459         NetworkInstModel.objects.filter(instid=self.nf_inst_id).delete()
 460         SubNetworkInstModel.objects.filter(instid=self.nf_inst_id).delete()
 461         PortInstModel.objects.filter(instid=self.nf_inst_id).delete()
 462         FlavourInstModel.objects.filter(instid=self.nf_inst_id).delete()
 463         VmInstModel.objects.filter(instid=self.nf_inst_id).delete()
 464         logger.error('delete table complete')
 465         raise NFLCMException("Create resource failed")
 466
 467     def do_notify_delete(self, ret):
 468         logger.error('Deleting [%s] resource' % ret)
 469
 470     def checkParameterExist(self):
 471         # if ignore_case_get(self.data, "flavourId") not in self.vnfd_info:
 472         #     raise NFLCMException('Input parameter is not defined in vnfd_info.')
 473         pass