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.nf.vnfs.const import VNF_STATUS
20 from lcm.pub.database.models import NfInstModel, VmInstModel, NetworkInstModel, StorageInstModel, \
21 FlavourInstModel, PortInstModel, SubNetworkInstModel, VNFCInstModel, NfvoRegInfoModel
22 from lcm.pub.exceptions import NFLCMException
23 from lcm.pub.msapi.gvnfmdriver import apply_grant_to_nfvo, notify_lcm_to_nfvo
24 from lcm.pub.utils.jobutil import JobUtil
25 from lcm.pub.utils.timeutil import now_time
26 from lcm.pub.utils.values import ignore_case_get
27 from lcm.pub.vimapi import adaptor
29 logger = logging.getLogger(__name__)
32 class TermVnf(Thread):
33 def __init__(self, data, nf_inst_id, job_id):
34 super(TermVnf, self).__init__()
36 self.nf_inst_id = nf_inst_id
38 self.terminationType = ignore_case_get(self.data, "terminationType")
39 self.gracefulTerminationTimeout = ignore_case_get(self.data, "gracefulTerminationTimeout")
40 self.apply_result = None
41 self.notify_data = None
42 self.inst_resource = {'volumn': [],
54 self.query_inst_resource()
55 self.query_notify_data()
56 self.delete_resource()
58 JobUtil.add_job_status(self.job_id, 100, "Terminate Vnf success.")
59 except NFLCMException as e:
60 self.vnf_term_failed_handle(e.message)
62 self.vnf_term_failed_handle(traceback.format_exc())
65 vnf_insts = NfInstModel.objects.filter(nfinstid=self.nf_inst_id)
66 if not vnf_insts.exists():
67 logger.warn('VnfInst(%s) does not exist' % self.nf_inst_id)
69 #raise NFLCMException('VnfInst(%s) does not exist' % self.nf_inst_id)
70 sel_vnf = vnf_insts[0]
71 #if sel_vnf.status != 'VNF_INSTANTIATED':
72 # raise NFLCMException("Don't allow to terminate vnf(status:[%s])" % sel_vnf.status)
73 if self.terminationType == 'GRACEFUL' and not self.gracefulTerminationTimeout:
74 logger.warn("Set Graceful default termination timeout = 60")
75 self.gracefulTerminationTimeout = 60
76 #raise NFLCMException("Graceful termination must set timeout")
78 NfInstModel.objects.filter(nfinstid=self.nf_inst_id).update(status=VNF_STATUS.TERMINATING)
79 JobUtil.add_job_status(self.job_id, 10, 'Nf terminating pre-check finish')
80 logger.info("Nf terminating pre-check finish")
83 def grant_resource(self):
84 logger.info("nf_cancel_task grant_resource begin")
85 content_args = {'vnfInstanceId': self.nf_inst_id, 'vnfDescriptorId': '',
86 'lifecycleOperation': 'Terminate', 'jobId': self.job_id,
87 'addResource': [], 'removeResource': [],
88 'placementConstraint': [], 'additionalParam': {}}
90 vdus = VmInstModel.objects.filter(instid=self.nf_inst_id, is_predefined=1)
93 res_def = {'type': 'VDU',
94 'resDefId': str(res_index),
95 'resDesId': vdu.resouceid}
96 content_args['removeResource'].append(res_def)
99 vnfmInfo = NfvoRegInfoModel.objects.filter(nfvoid=self.nf_inst_id)
100 if len(vnfmInfo) == 0:
101 raise NFLCMException('nf_inst_id(%s) does not exist in NfvoRegInfoModel' % self.nf_inst_id)
102 content_args['additionalParam']['vnfmid'] = vnfmInfo[0].vnfminstid
103 content_args['additionalParam']['vimid'] = vnfmInfo[0].apiurl
104 logger.info('content_args=%s' % content_args)
105 self.apply_result = apply_grant_to_nfvo(json.dumps(content_args))
106 logger.info("nf_cancel_task grant_resource end")
107 JobUtil.add_job_status(self.job_id, 20, 'Nf terminating grant_resource finish')
109 def query_inst_resource(self):
110 logger.info('[query_resource begin]:inst_id=%s' % self.nf_inst_id)
111 vol_list = StorageInstModel.objects.filter(instid=self.nf_inst_id)
114 if not vol.resouceid:
116 vol_info["vim_id"] = vol.vimid
117 vol_info["tenant_id"] = vol.tenant
118 vol_info["res_id"] = vol.resouceid
119 vol_info["is_predefined"] = vol.is_predefined
120 self.inst_resource['volumn'].append(vol_info)
121 logger.info('[query_volumn_resource]:ret_volumns=%s' % self.inst_resource['volumn'])
123 network_list = NetworkInstModel.objects.filter(instid=self.nf_inst_id)
124 for network in network_list:
126 if not network.resouceid:
128 network_info["vim_id"] = network.vimid
129 network_info["tenant_id"] = network.tenant
130 network_info["res_id"] = network.resouceid
131 network_info["is_predefined"] = network.is_predefined
132 self.inst_resource['network'].append(network_info)
133 logger.info('[query_network_resource]:ret_networks=%s' % self.inst_resource['network'])
135 subnetwork_list = SubNetworkInstModel.objects.filter(instid=self.nf_inst_id)
136 for subnetwork in subnetwork_list:
138 if not subnetwork.resouceid:
140 subnetwork_info["vim_id"] = subnetwork.vimid
141 subnetwork_info["tenant_id"] = subnetwork.tenant
142 subnetwork_info["res_id"] = subnetwork.resouceid
143 subnetwork_info["is_predefined"] = subnetwork.is_predefined
144 self.inst_resource['subnet'].append(subnetwork_info)
145 logger.info('[query_subnetwork_resource]:ret_networks=%s' % self.inst_resource['subnet'])
147 port_list = PortInstModel.objects.filter(instid=self.nf_inst_id)
148 for port in port_list:
150 if not port.resouceid:
152 port_info["vim_id"] = port.vimid
153 port_info["tenant_id"] = port.tenant
154 port_info["res_id"] = port.resouceid
155 port_info["is_predefined"] = port.is_predefined
156 self.inst_resource['port'].append(port_info)
157 logger.info('[query_port_resource]:ret_networks=%s' % self.inst_resource['port'])
159 flavor_list = FlavourInstModel.objects.filter(instid=self.nf_inst_id)
160 for flavor in flavor_list:
162 if not flavor.resouceid:
164 flavor_info["vim_id"] = flavor.vimid
165 flavor_info["tenant_id"] = flavor.tenant
166 flavor_info["res_id"] = flavor.resouceid
167 flavor_info["is_predefined"] = flavor.is_predefined
168 self.inst_resource['flavor'].append(flavor_info)
169 logger.info('[query_flavor_resource]:ret_networks=%s' % self.inst_resource['flavor'])
171 vm_list = VmInstModel.objects.filter(instid=self.nf_inst_id)
176 vm_info["vim_id"] = vm.vimid
177 vm_info["tenant_id"] = vm.tenant
178 vm_info["res_id"] = vm.resouceid
179 vm_info["is_predefined"] = vm.is_predefined
180 self.inst_resource['vm'].append(vm_info)
181 logger.info('[query_vm_resource]:ret_vms=%s' % self.inst_resource['vm'])
183 def query_notify_data(self):
184 logger.info('[NF terminate] send notify request to nfvo start')
186 vnfcs = VNFCInstModel.objects.filter(instid=self.nf_inst_id)
190 vm = VmInstModel.objects.filter(vmid=vnfc.vmid)
192 vm_resource = {'vimId': vm[0].vimid, 'resourceId': vm[0].resouceid,
193 'resourceName': vm[0].vmname, 'resourceType': 'vm'}
194 affected_vnfc.append(
195 {'vnfcInstanceId': vnfc.vnfcinstanceid,
197 'changeType': 'removed',
198 'computeResource': vm_resource})
200 networks = NetworkInstModel.objects.filter(instid=self.nf_inst_id)
201 for network in networks:
202 network_resource = {'vimId': network.vimid, 'resourceId': network.resouceid,
203 'resourceName': network.name, 'resourceType': 'network'}
205 {'vlInstanceId': network.networkid,
206 'vldid': network.nodeId,
207 'changeType': 'removed',
208 'networkResource': network_resource})
210 ports = PortInstModel.objects.filter(instid=self.nf_inst_id)
213 {'vsInstanceId': port.portid,
214 'cpdid': port.nodeId,
215 'changeType': 'removed',
216 'storageResource': {'vimId': port.vimid, 'resourceId': port.resouceid,
217 'resourceName': port.name, 'resourceType': 'port'}})
219 vss = StorageInstModel.objects.filter(instid=self.nf_inst_id)
222 {'vsInstanceId': vs.storageid,
224 'changeType': 'removed',
225 'storageResource': {'vimId': vs.vimid, 'resourceId': vs.resouceid,
226 'resourceName': vs.name, 'resourceType': 'volume'}})
229 "vnfInstanceId": self.nf_inst_id,
230 "operation": 'Terminal',
231 "jobId": self.job_id,
232 'affectedVnfc': affected_vnfc,
233 'affectedVirtualLink': affected_vl,
234 'affectedVirtualStorage': affected_vs,
235 'affectedCp': affected_cp
237 vnfmInfo = NfvoRegInfoModel.objects.filter(nfvoid=self.nf_inst_id)
238 if len(vnfmInfo) == 0:
239 raise NFLCMException('nf_inst_id(%s) does not exist in NfvoRegInfoModel' % self.nf_inst_id)
240 self.notify_data['VNFMID'] = vnfmInfo[0].vnfminstid
241 logger.info('content_args=%s' % self.notify_data)
243 def delete_resource(self):
244 logger.info('rollback resource begin')
245 adaptor.delete_vim_res(self.inst_resource, self.do_notify_delete)
246 logger.info('rollback resource complete')
248 def do_notify_delete(self, res_type, res_id):
249 logger.error('Deleting [%s] resource:resourceid [%s]' % (res_type, res_id))
250 if res_type == adaptor.RES_VM:
251 VmInstModel.objects.filter(instid=self.nf_inst_id, resouceid=res_id).delete()
252 elif res_type == adaptor.RES_FLAVOR:
253 FlavourInstModel.objects.filter(instid=self.nf_inst_id, resouceid=res_id).delete()
254 elif res_type == adaptor.RES_PORT:
255 PortInstModel.objects.filter(instid=self.nf_inst_id, resouceid=res_id).delete()
256 elif res_type == adaptor.RES_SUBNET:
257 SubNetworkInstModel.objects.filter(instid=self.nf_inst_id, resouceid=res_id).delete()
258 elif res_type == adaptor.RES_NETWORK:
259 NetworkInstModel.objects.filter(instid=self.nf_inst_id, resouceid=res_id).delete()
260 elif res_type == adaptor.RES_VOLUME:
261 StorageInstModel.objects.filter(instid=self.nf_inst_id, resouceid=res_id).delete()
263 def lcm_notify(self):
264 NfInstModel.objects.filter(nfinstid=self.nf_inst_id).update(status='NOT_INSTANTIATED', lastuptime=now_time())
265 logger.info('[NF termination] send notify request to nfvo end')
266 resp = notify_lcm_to_nfvo(self.notify_data)
267 logger.info('[NF termination] get lcm response %s' % resp)
268 logger.info('[NF termination] send notify request to nfvo end')
270 def vnf_term_failed_handle(self, error_msg):
271 logger.error('VNF termination failed, detail message: %s' % error_msg)
272 NfInstModel.objects.filter(nfinstid=self.nf_inst_id).update(status='failed', lastuptime=now_time())
273 JobUtil.add_job_status(self.job_id, 255, error_msg)