1 # Copyright 2017 ZTE Corporation.
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
7 # http://www.apache.org/licenses/LICENSE-2.0
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.
17 from threading import Thread
19 from lcm.pub.database.models import NfInstModel, JobStatusModel, NfvoRegInfoModel
20 from lcm.pub.exceptions import NFLCMException
21 from lcm.pub.msapi.nfvolcm import vnfd_rawdata_get, apply_grant_to_nfvo
22 from lcm.pub.utils.jobutil import JobUtil
23 from lcm.pub.utils.timeutil import now_time
25 logger = logging.getLogger(__name__)
28 class InstVnf(Thread):
29 def __init__(self, data, nf_inst_id, job_id):
30 super(InstVnf, self).__init__()
32 self.nf_inst_id = nf_inst_id
34 self.nfvo_inst_id = ''
35 self.vnfm_inst_id = ''
41 # self.apply_res(args)
42 # self.check_res_status(args)
43 # self.wait_inst_finish(args)
44 # self.lcm_notify(args)
45 JobUtil.add_job_status(self.job_id, 100, "Instantiate Vnf success.")
46 is_exist = JobStatusModel.objects.filter(jobid=self.job_id).exists()
47 logger.debug("check_ns_inst_name_exist::is_exist=%s" % is_exist)
48 except NFLCMException as e:
49 self.vnf_inst_failed_handle(e.message)
50 # self.rollback(e.message)
52 self.vnf_inst_failed_handle('unexpected exception')
53 logger.error(traceback.format_exc())
54 # self.rollback('unexpected exception')
57 vnf_insts = NfInstModel.objects.filter(nfinstid=self.nf_inst_id)
58 if not vnf_insts.exists():
59 raise NFLCMException('VNF nf_inst_id is not exist.')
61 self.vnfm_inst_id = vnf_insts[0].vnfm_inst_id
62 if vnf_insts[0].instantiationState != 'NOT_INSTANTIATED':
63 raise NFLCMException('VNF instantiationState is not NOT_INSTANTIATED.')
65 #get rawdata by vnfd_id
66 ret = vnfd_rawdata_get(vnf_insts[0].vnfdid)
68 raise NFLCMException("Get vnfd_raw_data failed.")
69 self.vnfd_info = json.JSONDecoder().decode(ret[1])
72 if cp not in self.vnfd_info:
73 raise NFLCMException('Input parameter is not defined in vnfd_info.')
75 JobUtil.add_job_status(self.job_id, 5, 'GET_NFVO_CONNECTION_INFO')
76 self.load_nfvo_config()
78 def apply_grant(self):
79 logger.info('[NF instantiation] send resource grand request to nfvo start')
80 #self.check_vm_capacity()
81 content_args = {'nfvoInstanceId': self.nfvo_inst_id, 'vnfmInstanceId': self.vnfm_inst_id,
82 'nfInstanceId': self.nf_inst_id, 'nfDescriptorId': '',
83 'lifecycleOperation': 'Instantiate', 'jobId': self.job_id, 'addResource': [],
84 'removeResource': [], 'placementConstraint': [], 'exVimIdList': [], 'additionalParam': {}}
86 vdus = self.vnfd_info['vdus']
89 res_def = {'type': 'VDU', 'resourceDefinitionId': str(res_index), 'vduId': vdu['vdu_id'],
90 'vimid': '', 'tenant': ''}
91 if self.vnfd_info['metadata']['cross_dc']:
92 res_def['vimid'] = vdu['properties']['location_info']['vimId']
93 res_def['tenant'] = vdu['properties']['location_info']['tenant']
94 content_args['addResource'].append(res_def)
96 logger.info('content_args=%s' % content_args)
97 resp = apply_grant_to_nfvo(content_args)
98 logger.info("[NF instantiation] get grant response = %s" % resp)
100 raise NFLCMException('Nf instancing apply grant exception')
102 #update_resources_table()
103 JobUtil.add_job_status(self.job_id, 15, 'Nf instancing apply grant finish')
104 logger.info("Nf instancing apply grant finish")
106 def apply_res(self, args):
108 logger.info('apply_res, args=%s' % args)
109 # ApplyResTask(args).do_biz()
110 return {'result': '100', 'msg': 'Nf instancing apply resource finish', 'context': {}}
111 except Exception as e:
112 logger.error('Nf instancing apply resource exception=%s' % e.message)
113 logger.error(traceback.format_exc())
114 return {'result': '255', 'msg': 'Nf instancing apply resource exception', 'context': {}}
116 def check_res_status(self, args):
118 logger.info('check_res_status, args=%s' % args)
119 # CheckResStatusTask(args).do_biz()
120 return {'result': '100', 'msg': 'Nf instancing check resource status finish', 'context': {}}
121 except Exception as e:
122 logger.error('Nf instancing check resource status exception=%s' % e.message)
123 logger.error(traceback.format_exc())
124 return {'result': '255', 'msg': 'Nf instancing check resource status exception', 'context': {}}
126 def wait_inst_finish(self, args):
128 logger.info('wait_inst_finish, args=%s' % args)
129 # WaitInstFinishTask(args).do_biz()
130 return {'result': '100', 'msg': 'Nf instancing wait finish', 'context': {}}
131 except Exception as e:
132 logger.error('Nf instancing wait exception=%s' % e.message)
133 logger.error(traceback.format_exc())
134 return {'result': '255', 'msg': 'Nf instancing wait exception', 'context': {}}
136 def lcm_notify(self, args):
138 logger.info('lcm_notify, args=%s' % args)
139 # LcmNotifyTask(args).do_biz()
140 return {'result': '100', 'msg': 'Nf instancing lcm notify finish', 'context': {}}
141 except Exception as e:
142 logger.error('Nf instancing lcm notify exception=%s' % e.message)
143 logger.error(traceback.format_exc())
144 return {'result': '255', 'msg': 'Nf instancing lcm notify exception', 'context': {}}
146 def rollback(self, args):
148 logger.info('inst_exception, args=%s' % args)
149 # InstExceptionTask(args).do_biz()
150 return {'result': '100', 'msg': 'Nf instancing exception process finish', 'context': {}}
151 except Exception as e:
152 logger.error('Nf instancing exception process exception=%s' % e.message)
153 logger.error(traceback.format_exc())
154 return {'result': '255', 'msg': 'Nf instancing exception process exception', 'context': {}}
156 def load_nfvo_config(self):
157 logger.info("[NF instantiation]get nfvo connection info start")
158 reg_info = NfvoRegInfoModel.objects.filter(vnfminstid='vnfm111').first()
160 self.nfvo_inst_id = reg_info.nfvoid
161 logger.info("[NF instantiation] Registered nfvo id is [%s]"%self.nfvo_inst_id)
163 raise NFLCMException("Nfvo was not registered")
164 logger.info("[NF instantiation]get nfvo connection info end")
166 def vnf_inst_failed_handle(self, error_msg):
167 logger.error('VNF instantiation failed, detail message: %s' % error_msg)
168 NfInstModel.objects.filter(nfinstid=self.nf_inst_id).update(status='failed', lastuptime=now_time())
169 JobUtil.add_job_status(self.job_id, 255, error_msg)
170 # JobUtil.add_job_status(self.job_id, 255, 'VNF instantiation failed, detail message: %s' % error_msg, 0)