# Copyright 2017 ZTE Corporation. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. import json import logging import traceback from threading import Thread from lcm.pub.database.models import NfInstModel, JobStatusModel, NfvoRegInfoModel from lcm.pub.exceptions import NFLCMException from lcm.pub.msapi.nfvolcm import vnfd_rawdata_get, apply_grant_to_nfvo from lcm.pub.utils.jobutil import JobUtil from lcm.pub.utils.timeutil import now_time logger = logging.getLogger(__name__) class InstVnf(Thread): def __init__(self, data, nf_inst_id, job_id): super(InstVnf, self).__init__() self.data = data self.nf_inst_id = nf_inst_id self.job_id = job_id self.nfvo_inst_id = '' self.vnfm_inst_id = '' def run(self): try: self.inst_pre() self.apply_grant() # self.apply_res(args) # self.check_res_status(args) # self.wait_inst_finish(args) # self.lcm_notify(args) JobUtil.add_job_status(self.job_id, 100, "Instantiate Vnf success.") is_exist = JobStatusModel.objects.filter(jobid=self.job_id).exists() logger.debug("check_ns_inst_name_exist::is_exist=%s" % is_exist) except NFLCMException as e: self.vnf_inst_failed_handle(e.message) # self.rollback(e.message) except: self.vnf_inst_failed_handle('unexpected exception') logger.error(traceback.format_exc()) # self.rollback('unexpected exception') def inst_pre(self): vnf_insts = NfInstModel.objects.filter(nfinstid=self.nf_inst_id) if not vnf_insts.exists(): raise NFLCMException('VNF nf_inst_id is not exist.') self.vnfm_inst_id = vnf_insts[0].vnfm_inst_id if vnf_insts[0].instantiationState != 'NOT_INSTANTIATED': raise NFLCMException('VNF instantiationState is not NOT_INSTANTIATED.') #get rawdata by vnfd_id ret = vnfd_rawdata_get(vnf_insts[0].vnfdid) if ret[0] != 0: raise NFLCMException("Get vnfd_raw_data failed.") self.vnfd_info = json.JSONDecoder().decode(ret[1]) #checkParameterExist for cp in self.data: if cp not in self.vnfd_info: raise NFLCMException('Input parameter is not defined in vnfd_info.') #get nfvo info JobUtil.add_job_status(self.job_id, 5, 'GET_NFVO_CONNECTION_INFO') self.load_nfvo_config() def apply_grant(self): logger.info('[NF instantiation] send resource grand request to nfvo start') #self.check_vm_capacity() content_args = {'nfvoInstanceId': self.nfvo_inst_id, 'vnfmInstanceId': self.vnfm_inst_id, 'nfInstanceId': self.nf_inst_id, 'nfDescriptorId': '', 'lifecycleOperation': 'Instantiate', 'jobId': self.job_id, 'addResource': [], 'removeResource': [], 'placementConstraint': [], 'exVimIdList': [], 'additionalParam': {}} vdus = self.vnfd_info['vdus'] res_index = 1 for vdu in vdus: res_def = {'type': 'VDU', 'resourceDefinitionId': str(res_index), 'vduId': vdu['vdu_id'], 'vimid': '', 'tenant': ''} if self.vnfd_info['metadata']['cross_dc']: res_def['vimid'] = vdu['properties']['location_info']['vimId'] res_def['tenant'] = vdu['properties']['location_info']['tenant'] content_args['addResource'].append(res_def) res_index += 1 logger.info('content_args=%s' % content_args) resp = apply_grant_to_nfvo(content_args) logger.info("[NF instantiation] get grant response = %s" % resp) if resp[0] != 0: raise NFLCMException('Nf instancing apply grant exception') #update_resources_table() JobUtil.add_job_status(self.job_id, 15, 'Nf instancing apply grant finish') logger.info("Nf instancing apply grant finish") def apply_res(self, args): try: logger.info('apply_res, args=%s' % args) # ApplyResTask(args).do_biz() return {'result': '100', 'msg': 'Nf instancing apply resource finish', 'context': {}} except Exception as e: logger.error('Nf instancing apply resource exception=%s' % e.message) logger.error(traceback.format_exc()) return {'result': '255', 'msg': 'Nf instancing apply resource exception', 'context': {}} def check_res_status(self, args): try: logger.info('check_res_status, args=%s' % args) # CheckResStatusTask(args).do_biz() return {'result': '100', 'msg': 'Nf instancing check resource status finish', 'context': {}} except Exception as e: logger.error('Nf instancing check resource status exception=%s' % e.message) logger.error(traceback.format_exc()) return {'result': '255', 'msg': 'Nf instancing check resource status exception', 'context': {}} def wait_inst_finish(self, args): try: logger.info('wait_inst_finish, args=%s' % args) # WaitInstFinishTask(args).do_biz() return {'result': '100', 'msg': 'Nf instancing wait finish', 'context': {}} except Exception as e: logger.error('Nf instancing wait exception=%s' % e.message) logger.error(traceback.format_exc()) return {'result': '255', 'msg': 'Nf instancing wait exception', 'context': {}} def lcm_notify(self, args): try: logger.info('lcm_notify, args=%s' % args) # LcmNotifyTask(args).do_biz() return {'result': '100', 'msg': 'Nf instancing lcm notify finish', 'context': {}} except Exception as e: logger.error('Nf instancing lcm notify exception=%s' % e.message) logger.error(traceback.format_exc()) return {'result': '255', 'msg': 'Nf instancing lcm notify exception', 'context': {}} def rollback(self, args): try: logger.info('inst_exception, args=%s' % args) # InstExceptionTask(args).do_biz() return {'result': '100', 'msg': 'Nf instancing exception process finish', 'context': {}} except Exception as e: logger.error('Nf instancing exception process exception=%s' % e.message) logger.error(traceback.format_exc()) return {'result': '255', 'msg': 'Nf instancing exception process exception', 'context': {}} def load_nfvo_config(self): logger.info("[NF instantiation]get nfvo connection info start") reg_info = NfvoRegInfoModel.objects.filter(vnfminstid='vnfm111').first() if reg_info: self.nfvo_inst_id = reg_info.nfvoid logger.info("[NF instantiation] Registered nfvo id is [%s]"%self.nfvo_inst_id) else: raise NFLCMException("Nfvo was not registered") logger.info("[NF instantiation]get nfvo connection info end") def vnf_inst_failed_handle(self, error_msg): logger.error('VNF instantiation failed, detail message: %s' % error_msg) NfInstModel.objects.filter(nfinstid=self.nf_inst_id).update(status='failed', lastuptime=now_time()) JobUtil.add_job_status(self.job_id, 255, error_msg) # JobUtil.add_job_status(self.job_id, 255, 'VNF instantiation failed, detail message: %s' % error_msg, 0)