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, VNFCInstModel, \
  20     NetworkInstModel, SubNetworkInstModel, VLInstModel
  21 from lcm.pub.exceptions import NFLCMException
  22 from lcm.pub.msapi.nfvolcm import vnfd_rawdata_get, apply_grant_to_nfvo, apply_res_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
  27 logger = logging.getLogger(__name__)
  28
  29
  30 class InstVnf(Thread):
  31     def __init__(self, data, nf_inst_id, job_id):
  32         super(InstVnf, self).__init__()
  33         self.data = data
  34         self.nf_inst_id = nf_inst_id
  35         self.job_id = job_id
  36         self.nfvo_inst_id = ''
  37         self.vnfm_inst_id = ''
  38         self.create_res_result = {
  39             'jobid': 'res_001',
  40             'resourceResult': [{'name': 'vm01'}, {'name': 'vm02'}],
  41             'resource_result':{
  42                 'affectedvnfc':[
  43                     {
  44                         'status':'success',
  45                         'vnfcinstanceid':'1',
  46                         'computeresource':{'resourceid':'11'},
  47                         'vduid':'111',
  48                         'vdutype':'1111'
  49                     }
  50                 ],
  51                 'affectedvirtuallink':[
  52                     {
  53                         'status': 'success',
  54                         'virtuallinkinstanceid':'',
  55                         'networkresource':{'resourceid':'1'},
  56                         'subnetworkresource':{'resourceid':'1'},
  57                         'virtuallinkdescid': '',
  58                     }
  59                 ],
  60                 'affectedcp':{
  61
  62                 }
  63
  64             }
  65         }
  66
  67     def run(self):
  68         try:
  69             self.inst_pre()
  70             self.apply_grant()
  71             self.create_res()
  72             self.check_res_status()
  73             # self.wait_inst_finish(args)
  74             # self.lcm_notify(args)
  75             JobUtil.add_job_status(self.job_id, 100, "Instantiate Vnf success.")
  76             is_exist = JobStatusModel.objects.filter(jobid=self.job_id).exists()
  77             logger.debug("check_ns_inst_name_exist::is_exist=%s" % is_exist)
  78         except NFLCMException as e:
  79             self.vnf_inst_failed_handle(e.message)
  80             # self.rollback(e.message)
  81         except:
  82             # self.vnf_inst_failed_handle('unexpected exception')
  83             logger.error(traceback.format_exc())
  84             # self.rollback('unexpected exception')
  85
  86     def inst_pre(self):
  87         vnf_insts = NfInstModel.objects.filter(nfinstid=self.nf_inst_id)
  88         if not vnf_insts.exists():
  89             raise NFLCMException('VNF nf_inst_id is not exist.')
  90
  91         self.vnfm_inst_id = vnf_insts[0].vnfm_inst_id
  92         if vnf_insts[0].instantiationState != 'NOT_INSTANTIATED':
  93             raise NFLCMException('VNF instantiationState is not NOT_INSTANTIATED.')
  94
  95         #get rawdata by vnfd_id
  96         ret = vnfd_rawdata_get(vnf_insts[0].vnfdid)
  97         if ret[0] != 0:
  98             raise NFLCMException("Get vnfd_raw_data failed.")
  99         self.vnfd_info = json.JSONDecoder().decode(ret[1])
 100         #checkParameterExist
 101         for cp in self.data:
 102             if cp not in self.vnfd_info:
 103                 raise NFLCMException('Input parameter is not defined in vnfd_info.')
 104         #get nfvo info
 105         JobUtil.add_job_status(self.job_id, 5, 'GET_NFVO_CONNECTION_INFO')
 106         self.load_nfvo_config()
 107
 108         #update NfInstModel
 109         NfInstModel.objects.filter(nfinstid=self.nf_inst_id).update(flavour_id=ignore_case_get(self.data, "flavourId"),
 110                                                                     vnf_level=ignore_case_get(self.data, 'instantiationLevelId'),
 111                                                                     input_params=ignore_case_get(self.data, 'additionalParams'),
 112                                                                     extension=ignore_case_get(self.data, ''),
 113                                                                     initallocatedata=self.vnfd_info,
 114                                                                     localizationLanguage=ignore_case_get(self.data, 'localizationLanguage'),
 115                                                                     lastuptime=now_time())
 116
 117     def apply_grant(self):
 118         logger.info('[NF instantiation] send resource grand request to nfvo start')
 119         #self.check_vm_capacity()
 120         content_args = {'nfvoInstanceId': self.nfvo_inst_id, 'vnfmInstanceId': self.vnfm_inst_id,
 121                         'nfInstanceId': self.nf_inst_id, 'nfDescriptorId': '',
 122                         'lifecycleOperation': 'Instantiate', 'jobId': self.job_id, 'addResource': [],
 123                         'removeResource': [], 'placementConstraint': [], 'exVimIdList': [], 'additionalParam': {}}
 124
 125         vdus = self.vnfd_info['vdus']
 126         res_index = 1
 127         for vdu in vdus:
 128             res_def = {'type': 'VDU', 'resourceDefinitionId': str(res_index), 'vduId': vdu['vdu_id'],
 129                        'vimid': '', 'tenant': ''}
 130             if self.vnfd_info['metadata']['cross_dc']:
 131                 res_def['vimid'] = vdu['properties']['location_info']['vimId']
 132                 res_def['tenant'] = vdu['properties']['location_info']['tenant']
 133             content_args['addResource'].append(res_def)
 134             res_index += 1
 135         logger.info('content_args=%s' % content_args)
 136         resp = apply_grant_to_nfvo(content_args)
 137         logger.info("[NF instantiation] get grant response = %s" % resp)
 138         if resp[0] != 0:
 139             raise NFLCMException('Nf instancing apply grant exception')
 140
 141         #update_resources_table()
 142         NfInstModel.objects.filter(nfinstid=self.nf_inst_id).update(instantiationState='INSTANTIATED', lastuptime=now_time())
 143         JobUtil.add_job_status(self.job_id, 15, 'Nf instancing apply grant finish')
 144         logger.info("Nf instancing apply grant finish")
 145
 146     def create_res(self):
 147         logger.info("[NF instantiation] create resource start")
 148         volumns = ignore_case_get(self.data, "volumn_storages")
 149         #create_volumns(volumns)
 150         JobUtil.add_job_status(self.job_id, 35, 'Nf instancing create resource(volumn_storages) finish')
 151
 152         vls = ignore_case_get(self.data, "vls")
 153         # create_networks(vls)
 154         JobUtil.add_job_status(self.job_id, 55, 'Nf instancing create resource(networks) finish')
 155
 156         vdus = ignore_case_get(self.data, "vdus")
 157         # create_vdus(vdus)
 158         JobUtil.add_job_status(self.job_id, 75, 'Nf instancing create resource(vms) finish')
 159
 160         logger.info("[NF instantiation] create resource end")
 161
 162     def check_res_status(self):
 163         logger.info("[NF instantiation] confirm all vms are active start")
 164         vnfcs = self.create_res_result['resource_result']['affectedvnfc']
 165         for vnfc in vnfcs:
 166             if 'success' != vnfc['status']:
 167                 logger.error("VNFC_STATUS_IS_NOT_ACTIVE[vduid=%s]" % vnfc['vduId'])
 168                 raise NFLCMException(msgid="VNFC_STATUS_IS_NOT_ACTIVE[vduid=%s]", args=vnfc['vduId'])
 169
 170         JobUtil.add_job_status(self.job_id, 80, 'SAVE_VNFC_TO_DB')
 171         vls = self.create_res_result['resource_result']['affectedvirtuallink']
 172         cps = self.create_res_result['resource_result']['affectedcp']
 173
 174         for vnfc in vnfcs:
 175             if 'failed' == vnfc['status']:
 176                 continue
 177             compute_resource = vnfc['computeresource']
 178             vminst = VmInstModel.objects.filter(resouceid=compute_resource['resourceid']).first()
 179             VNFCInstModel.objects.create(
 180                 vnfcinstanceid=vnfc['vnfcinstanceid'],
 181                 vduid=vnfc['vduid'],
 182                 vdutype=vnfc['vdutype'],
 183                 nfinstid=self.nf_inst_id,
 184                 vmid=vminst.vmid)
 185         for vl in vls:
 186             if 'failed' == vl['status']:
 187                 continue
 188             network_resource = vl['networkresource']
 189             subnet_resource = vl['subnetworkresource']
 190             networkinst = NetworkInstModel.objects.filter(resouceid=network_resource['resourceid']).first()
 191             subnetinst = SubNetworkInstModel.objects.filter(resouceid=subnet_resource['resourceid']).first()
 192             VLInstModel.objects.create(
 193                 vlinstanceid=vl['virtuallinkinstanceid'],
 194                 vldid=vl['virtuallinkdescid'],
 195                 ownertype='0',
 196                 ownerid=self.nf_inst_id,
 197                 relatednetworkid=networkinst.networkid,
 198                 relatedsubnetworkid=subnetinst.subnetworkid)
 199         pass
 200         # # for vs in vss:
 201         # for cp in cps:
 202         #     if 'failed' == cp['status']:
 203         #         continue
 204         #     port_resource = cp['portresource']
 205         #     portinst = PortInstModel.objects.filter(resouceid=port_resource['resourceid']).first()
 206         #     CPInstModel.objects.create(
 207         #         cpinstanceid=cp['cpinstanceid'],
 208         #         cpdid=cp['cpdid'],
 209         #         relatedtype='2',  # port
 210         #         relatedport=portinst.portid,
 211         #         ownertype=cp['ownertype'],
 212         #         ownerid=cp['ownerid'],
 213         #         vlinstanceid=cp['virtuallinkinstanceid'])
 214         # self.add_job(43, 'INST_DPLY_VM_PRGS')
 215         logger.info("[NF instantiation] confirm all vms are active end")
 216
 217     def wait_inst_finish(self, args):
 218         try:
 219             logger.info('wait_inst_finish, args=%s' % args)
 220             # WaitInstFinishTask(args).do_biz()
 221             return {'result': '100', 'msg': 'Nf instancing wait finish', 'context': {}}
 222         except Exception as e:
 223             logger.error('Nf instancing wait exception=%s' % e.message)
 224             logger.error(traceback.format_exc())
 225             return {'result': '255', 'msg': 'Nf instancing wait exception', 'context': {}}
 226
 227     def lcm_notify(self, args):
 228         try:
 229             logger.info('lcm_notify, args=%s' % args)
 230             # LcmNotifyTask(args).do_biz()
 231             return {'result': '100', 'msg': 'Nf instancing lcm notify finish', 'context': {}}
 232         except Exception as e:
 233             logger.error('Nf instancing lcm notify exception=%s' % e.message)
 234             logger.error(traceback.format_exc())
 235             return {'result': '255', 'msg': 'Nf instancing lcm notify exception', 'context': {}}
 236
 237     def rollback(self, args):
 238         try:
 239             logger.info('inst_exception, args=%s' % args)
 240             # InstExceptionTask(args).do_biz()
 241             return {'result': '100', 'msg': 'Nf instancing exception process finish', 'context': {}}
 242         except Exception as e:
 243             logger.error('Nf instancing exception process exception=%s' % e.message)
 244             logger.error(traceback.format_exc())
 245             return {'result': '255', 'msg': 'Nf instancing exception process exception', 'context': {}}
 246
 247     def load_nfvo_config(self):
 248         logger.info("[NF instantiation]get nfvo connection info start")
 249         reg_info = NfvoRegInfoModel.objects.filter(vnfminstid='vnfm111').first()
 250         if reg_info:
 251             self.nfvo_inst_id = reg_info.nfvoid
 252             logger.info("[NF instantiation] Registered nfvo id is [%s]"%self.nfvo_inst_id)
 253         else:
 254             raise NFLCMException("Nfvo was not registered")
 255         logger.info("[NF instantiation]get nfvo connection info end")
 256
 257     def vnf_inst_failed_handle(self, error_msg):
 258         logger.error('VNF instantiation failed, detail message: %s' % error_msg)
 259         NfInstModel.objects.filter(nfinstid=self.nf_inst_id).update(status='failed', lastuptime=now_time())
 260         JobUtil.add_job_status(self.job_id, 255, error_msg)
 261         # JobUtil.add_job_status(self.job_id, 255, 'VNF instantiation failed, detail message: %s' % error_msg, 0)
 262
 263