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.
18 from threading import Thread
20 from lcm.nf.vnfs.const import VNF_STATUS
21 from lcm.pub.database.models import NfInstModel, VmInstModel, NetworkInstModel, StorageInstModel, \
22 FlavourInstModel, PortInstModel, SubNetworkInstModel, VNFCInstModel, NfvoRegInfoModel
23 from lcm.pub.exceptions import NFLCMException
24 from lcm.pub.msapi.gvnfmdriver import apply_grant_to_nfvo, notify_lcm_to_nfvo
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
30 logger = logging.getLogger(__name__)
33 class TermVnf(Thread):
34 def __init__(self, data, nf_inst_id, job_id):
35 super(TermVnf, self).__init__()
37 self.nf_inst_id = nf_inst_id
39 self.terminationType = ignore_case_get(self.data, "terminationType")
40 self.gracefulTerminationTimeout = ignore_case_get(self.data, "gracefulTerminationTimeout")
41 self.apply_result = None
42 self.notify_data = None
43 self.inst_resource = {
56 self.query_inst_resource()
57 self.query_notify_data()
58 self.delete_resource()
60 JobUtil.add_job_status(self.job_id, 100, "Terminate Vnf success.")
61 except NFLCMException as e:
62 self.vnf_term_failed_handle(e.message)
64 self.vnf_term_failed_handle(traceback.format_exc())
67 vnf_insts = NfInstModel.objects.filter(nfinstid=self.nf_inst_id)
68 if not vnf_insts.exists():
69 logger.warn('VnfInst(%s) does not exist' % self.nf_inst_id)
71 # raise NFLCMException('VnfInst(%s) does not exist' % self.nf_inst_id)
72 # sel_vnf = vnf_insts[0]
73 # if sel_vnf.status != 'VNF_INSTANTIATED':
74 # raise NFLCMException("Don't allow to terminate vnf(status:[%s])" % sel_vnf.status)
75 if self.terminationType == 'GRACEFUL' and not self.gracefulTerminationTimeout:
76 logger.warn("Set Graceful default termination timeout = 60")
77 self.gracefulTerminationTimeout = 60
78 # raise NFLCMException("Graceful termination must set timeout")
80 NfInstModel.objects.filter(nfinstid=self.nf_inst_id).update(status=VNF_STATUS.TERMINATING)
81 JobUtil.add_job_status(self.job_id, 10, 'Nf terminating pre-check finish')
82 logger.info("Nf terminating pre-check finish")
85 def grant_resource(self):
86 logger.info("nf_cancel_task grant_resource begin")
87 content_args = {'vnfInstanceId': self.nf_inst_id, 'vnfDescriptorId': '',
88 'lifecycleOperation': 'Terminate', 'jobId': self.job_id,
89 'addResource': [], 'removeResource': [],
90 'placementConstraint': [], 'additionalParam': {}}
92 vdus = VmInstModel.objects.filter(instid=self.nf_inst_id, is_predefined=1)
95 res_def = {'type': 'VDU',
96 'resDefId': str(res_index),
97 'resDesId': vdu.resouceid}
98 content_args['removeResource'].append(res_def)
101 vnfmInfo = NfvoRegInfoModel.objects.filter(nfvoid=self.nf_inst_id)
102 if len(vnfmInfo) == 0:
103 raise NFLCMException('nf_inst_id(%s) does not exist in NfvoRegInfoModel' % self.nf_inst_id)
104 content_args['additionalParam']['vnfmid'] = vnfmInfo[0].vnfminstid
105 content_args['additionalParam']['vimid'] = vnfmInfo[0].apiurl
106 logger.info('content_args=%s' % content_args)
107 self.apply_result = apply_grant_to_nfvo(json.dumps(content_args))
108 logger.info("nf_cancel_task grant_resource end")
109 JobUtil.add_job_status(self.job_id, 20, 'Nf terminating grant_resource finish')
111 def query_inst_resource(self):
112 logger.info('[query_resource begin]:inst_id=%s' % self.nf_inst_id)
113 vol_list = StorageInstModel.objects.filter(instid=self.nf_inst_id)
116 if not vol.resouceid:
118 vol_info["vim_id"] = vol.vimid
119 vol_info["tenant_id"] = vol.tenant
120 vol_info["res_id"] = vol.resouceid
121 vol_info["is_predefined"] = vol.is_predefined
122 self.inst_resource['volumn'].append(vol_info)
123 logger.info('[query_volumn_resource]:ret_volumns=%s' % self.inst_resource['volumn'])
125 network_list = NetworkInstModel.objects.filter(instid=self.nf_inst_id)
126 for network in network_list:
128 if not network.resouceid:
130 network_info["vim_id"] = network.vimid
131 network_info["tenant_id"] = network.tenant
132 network_info["res_id"] = network.resouceid
133 network_info["is_predefined"] = network.is_predefined
134 self.inst_resource['network'].append(network_info)
135 logger.info('[query_network_resource]:ret_networks=%s' % self.inst_resource['network'])
137 subnetwork_list = SubNetworkInstModel.objects.filter(instid=self.nf_inst_id)
138 for subnetwork in subnetwork_list:
140 if not subnetwork.resouceid:
142 subnetwork_info["vim_id"] = subnetwork.vimid
143 subnetwork_info["tenant_id"] = subnetwork.tenant
144 subnetwork_info["res_id"] = subnetwork.resouceid
145 subnetwork_info["is_predefined"] = subnetwork.is_predefined
146 self.inst_resource['subnet'].append(subnetwork_info)
147 logger.info('[query_subnetwork_resource]:ret_networks=%s' % self.inst_resource['subnet'])
149 port_list = PortInstModel.objects.filter(instid=self.nf_inst_id)
150 for port in port_list:
152 if not port.resouceid:
154 port_info["vim_id"] = port.vimid
155 port_info["tenant_id"] = port.tenant
156 port_info["res_id"] = port.resouceid
157 port_info["is_predefined"] = port.is_predefined
158 self.inst_resource['port'].append(port_info)
159 logger.info('[query_port_resource]:ret_networks=%s' % self.inst_resource['port'])
161 flavor_list = FlavourInstModel.objects.filter(instid=self.nf_inst_id)
162 for flavor in flavor_list:
164 if not flavor.resouceid:
166 flavor_info["vim_id"] = flavor.vimid
167 flavor_info["tenant_id"] = flavor.tenant
168 flavor_info["res_id"] = flavor.resouceid
169 flavor_info["is_predefined"] = flavor.is_predefined
170 self.inst_resource['flavor'].append(flavor_info)
171 logger.info('[query_flavor_resource]:ret_networks=%s' % self.inst_resource['flavor'])
173 vm_list = VmInstModel.objects.filter(instid=self.nf_inst_id)
178 vm_info["vim_id"] = vm.vimid
179 vm_info["tenant_id"] = vm.tenant
180 vm_info["res_id"] = vm.resouceid
181 vm_info["is_predefined"] = vm.is_predefined
182 self.inst_resource['vm'].append(vm_info)
183 logger.info('[query_vm_resource]:ret_vms=%s' % self.inst_resource['vm'])
185 def query_notify_data(self):
186 logger.info('[NF terminate] send notify request to nfvo start')
188 vnfcs = VNFCInstModel.objects.filter(instid=self.nf_inst_id)
192 vm = VmInstModel.objects.filter(vmid=vnfc.vmid)
194 vm_resource = {'vimId': vm[0].vimid, 'resourceId': vm[0].resouceid,
195 'resourceName': vm[0].vmname, 'resourceType': 'vm'}
196 affected_vnfc.append(
197 {'vnfcInstanceId': vnfc.vnfcinstanceid,
199 'changeType': 'removed',
200 'computeResource': vm_resource})
202 networks = NetworkInstModel.objects.filter(instid=self.nf_inst_id)
203 for network in networks:
204 network_resource = {'vimId': network.vimid, 'resourceId': network.resouceid,
205 'resourceName': network.name, 'resourceType': 'network'}
207 {'vlInstanceId': network.networkid,
208 'vldid': network.nodeId,
209 'changeType': 'removed',
210 'networkResource': network_resource})
212 ports = PortInstModel.objects.filter(instid=self.nf_inst_id)
215 {'vsInstanceId': port.portid,
216 'cpdid': port.nodeId,
217 'changeType': 'removed',
218 'storageResource': {'vimId': port.vimid, 'resourceId': port.resouceid,
219 'resourceName': port.name, 'resourceType': 'port'}})
221 vss = StorageInstModel.objects.filter(instid=self.nf_inst_id)
224 {'vsInstanceId': vs.storageid,
226 'changeType': 'removed',
227 'storageResource': {'vimId': vs.vimid, 'resourceId': vs.resouceid,
228 'resourceName': vs.name, 'resourceType': 'volume'}})
231 "vnfInstanceId": self.nf_inst_id,
232 "operation": 'Terminal',
233 "jobId": self.job_id,
234 'affectedVnfc': affected_vnfc,
235 'affectedVirtualLink': affected_vl,
236 'affectedVirtualStorage': affected_vs,
237 'affectedCp': affected_cp}
239 vnfmInfo = NfvoRegInfoModel.objects.filter(nfvoid=self.nf_inst_id)
240 if len(vnfmInfo) == 0:
241 raise NFLCMException('nf_inst_id(%s) does not exist in NfvoRegInfoModel' % self.nf_inst_id)
242 self.notify_data['VNFMID'] = vnfmInfo[0].vnfminstid
243 logger.info('content_args=%s' % self.notify_data)
245 def delete_resource(self):
246 logger.info('rollback resource begin')
247 adaptor.delete_vim_res(self.inst_resource, self.do_notify_delete)
248 logger.info('rollback resource complete')
250 def do_notify_delete(self, res_type, res_id):
251 logger.error('Deleting [%s] resource:resourceid [%s]' % (res_type, res_id))
252 if res_type == adaptor.RES_VM:
253 VmInstModel.objects.filter(instid=self.nf_inst_id, resouceid=res_id).delete()
254 elif res_type == adaptor.RES_FLAVOR:
255 FlavourInstModel.objects.filter(instid=self.nf_inst_id, resouceid=res_id).delete()
256 elif res_type == adaptor.RES_PORT:
257 PortInstModel.objects.filter(instid=self.nf_inst_id, resouceid=res_id).delete()
258 elif res_type == adaptor.RES_SUBNET:
259 SubNetworkInstModel.objects.filter(instid=self.nf_inst_id, resouceid=res_id).delete()
260 elif res_type == adaptor.RES_NETWORK:
261 NetworkInstModel.objects.filter(instid=self.nf_inst_id, resouceid=res_id).delete()
262 elif res_type == adaptor.RES_VOLUME:
263 StorageInstModel.objects.filter(instid=self.nf_inst_id, resouceid=res_id).delete()
265 def lcm_notify(self):
266 NfInstModel.objects.filter(nfinstid=self.nf_inst_id).update(status='NOT_INSTANTIATED', lastuptime=now_time())
267 logger.info('[NF termination] send notify request to nfvo end')
268 resp = notify_lcm_to_nfvo(json.dumps(self.notify_data))
269 logger.info('[NF termination] get lcm response %s' % resp)
270 logger.info('[NF termination] send notify request to nfvo end')
272 def vnf_term_failed_handle(self, error_msg):
273 logger.error('VNF termination failed, detail message: %s' % error_msg)
274 NfInstModel.objects.filter(nfinstid=self.nf_inst_id).update(status='failed', lastuptime=now_time())
275 JobUtil.add_job_status(self.job_id, 255, error_msg)