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.
16 from threading import Thread
18 from lcm.nf.vnfs.const import VNF_STATUS
19 from lcm.pub.database.models import JobStatusModel, NfInstModel, VmInstModel, NetworkInstModel, StorageInstModel, \
20 FlavourInstModel, PortInstModel, SubNetworkInstModel
21 from lcm.pub.exceptions import NFLCMException
22 from lcm.pub.msapi.nfvolcm import apply_grant_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 from lcm.pub.vimapi import adaptor
28 logger = logging.getLogger(__name__)
31 class TermVnf(Thread):
32 def __init__(self, data, nf_inst_id, job_id):
33 super(TermVnf, self).__init__()
35 self.nf_inst_id = nf_inst_id
37 self.terminationType = ignore_case_get(self.data, "terminationType")
38 self.gracefulTerminationTimeout = ignore_case_get(self.data, "gracefulTerminationTimeout")
39 self.inst_resource = {'volumn': [], # [{"vim_id": ignore_case_get(ret, "vim_id")},{}]
51 self.query_inst_resource()
52 self.delete_resource()
54 JobUtil.add_job_status(self.job_id, 100, "Terminate Vnf success.")
55 except NFLCMException as e:
56 self.vnf_term_failed_handle(e.message)
58 logger.error(traceback.format_exc())
59 self.vnf_term_failed_handle(traceback.format_exc())
62 vnf_insts = NfInstModel.objects.filter(nfinstid=self.nf_inst_id)
63 if not vnf_insts.exists():
64 raise NFLCMException('VnfInst(%s) does not exist' % self.nf_inst_id)
65 sel_vnf = vnf_insts[0]
66 if sel_vnf.status != 'VNF_INSTANTIATED':
67 raise NFLCMException("Don't allow to delete vnf(status:[%s])" % sel_vnf.status)
68 if self.terminationType == 'GRACEFUL' and not self.gracefulTerminationTimeout:
69 raise NFLCMException("Graceful termination must set timeout")
71 NfInstModel.objects.filter(nfinstid=self.nf_inst_id).update(status=VNF_STATUS.TERMINATING)
72 JobUtil.add_job_status(self.job_id, 10, 'Nf terminating pre-check finish')
73 logger.info("Nf terminating pre-check finish")
75 def grant_resource(self):
76 logger.info("nf_cancel_task grant_resource begin")
77 content_args = {'vnfInstanceId': self.nf_inst_id, 'vnfDescriptorId': '',
78 'lifecycleOperation': 'Instantiate', 'jobId': self.job_id,
79 'addResource': [], 'removeResource': [],
80 'placementConstraint': [], 'additionalParam': {}}
82 vdus = VmInstModel.objects.filter(instid=self.nf_inst_id, is_predefined=1)
85 res_def = {'type': 'VDU',
86 'resDefId': str(res_index),
87 'resDesId': vdu.resouceid}
88 content_args['removeResource'].append(res_def)
91 logger.info('content_args=%s' % content_args)
92 self.apply_result = apply_grant_to_nfvo(content_args)
93 vim_info = ignore_case_get(self.apply_result, "vim")
94 logger.info("nf_cancel_task grant_resource end")
95 JobUtil.add_job_status(self.job_id, 20, 'Nf terminating grant_resource finish')
97 def query_inst_resource(self):
98 logger.info('[query_resource begin]:inst_id=%s' % self.nf_inst_id)
99 # query_volumn_resource
100 vol_list = StorageInstModel.objects.filter(instid=self.nf_inst_id, is_predefined=1)
103 if not vol.resouceid:
105 vol_info["vim_id"] = vol.vimid
106 vol_info["tenant_id"] = vol.tenant
107 vol_info["res_id"] = vol.resouceid
108 self.inst_resource['volumn'].append(vol_info)
109 logger.info('[query_volumn_resource]:ret_volumns=%s' % self.inst_resource['volumn'])
111 # query_network_resource
112 network_list = NetworkInstModel.objects.filter(instid=self.nf_inst_id, is_predefined=1)
113 for network in network_list:
115 if not network.resouceid:
117 network_info["vim_id"] = network.vimid
118 network_info["tenant_id"] = network.tenant
119 network_info["res_id"] = network.resouceid
120 self.inst_resource['network'].append(network_info)
121 logger.info('[query_network_resource]:ret_networks=%s' % self.inst_resource['network'])
123 # query_subnetwork_resource
124 subnetwork_list = SubNetworkInstModel.objects.filter(instid=self.nf_inst_id, is_predefined=1)
125 for subnetwork in subnetwork_list:
127 if not subnetwork.resouceid:
129 subnetwork_info["vim_id"] = subnetwork.vimid
130 subnetwork_info["tenant_id"] = subnetwork.tenant
131 subnetwork_info["res_id"] = subnetwork.resouceid
132 self.inst_resource['subnet'].append(subnetwork_info)
133 logger.info('[query_subnetwork_resource]:ret_networks=%s' % self.inst_resource['subnet'])
135 # query_port_resource
136 port_list = PortInstModel.objects.filter(instid=self.nf_inst_id, is_predefined=1)
137 for port in port_list:
139 if not port.resouceid:
141 port_info["vim_id"] = port.vimid
142 port_info["tenant_id"] = port.tenant
143 port_info["res_id"] = port.resouceid
144 self.inst_resource['port'].append(port_info)
145 logger.info('[query_port_resource]:ret_networks=%s' % self.inst_resource['port'])
147 # query_flavor_resource
148 flavor_list = FlavourInstModel.objects.filter(instid=self.nf_inst_id, is_predefined=1)
149 for flavor in flavor_list:
151 if not flavor.resouceid:
153 flavor_info["vim_id"] = flavor.vimid
154 flavor_info["tenant_id"] = flavor.tenant
155 flavor_info["res_id"] = flavor.resouceid
156 self.inst_resource['flavor'].append(flavor_info)
157 logger.info('[query_flavor_resource]:ret_networks=%s' % self.inst_resource['flavor'])
160 vm_list = VmInstModel.objects.filter(instid=self.nf_inst_id, is_predefined=1)
165 vm_info["vim_id"] = vm.vimid
166 vm_info["tenant_id"] = vm.tenant
167 vm_info["res_id"] = vm.resouceid
168 self.inst_resource['vm'].append(vm_info)
169 logger.info('[query_vm_resource]:ret_vms=%s' % self.inst_resource['vm'])
171 def delete_resource(self):
172 logger.error('rollback resource begin')
173 adaptor.delete_vim_res(self.inst_resource, self.do_notify_delete)
174 logger.error('rollback resource complete')
176 def do_notify_delete(self, res_type, res_id):
177 logger.error('Deleting [%s] resource:resourceid [%s]' % (res_type, res_id))
178 if res_type == adaptor.RES_VM:
179 VmInstModel.objects.filter(instid=self.nf_inst_id, resouceid=res_id).delete()
180 elif res_type == adaptor.RES_FLAVOR:
181 FlavourInstModel.objects.filter(instid=self.nf_inst_id, resouceid=res_id).delete()
182 elif res_type == adaptor.RES_PORT:
183 PortInstModel.objects.filter(instid=self.nf_inst_id, resouceid=res_id).delete()
184 elif res_type == adaptor.RES_SUBNET:
185 SubNetworkInstModel.objects.filter(instid=self.nf_inst_id, resouceid=res_id).delete()
186 elif res_type == adaptor.RES_NETWORK:
187 NetworkInstModel.objects.filter(instid=self.nf_inst_id, resouceid=res_id).delete()
188 elif res_type == adaptor.RES_VOLUME:
189 StorageInstModel.objects.filter(instid=self.nf_inst_id, resouceid=res_id).delete()
191 def lcm_notify(self):
194 def vnf_term_failed_handle(self, error_msg):
195 logger.error('VNF termination failed, detail message: %s' % error_msg)
196 NfInstModel.objects.filter(nfinstid=self.nf_inst_id).update(status='failed', lastuptime=now_time())
197 JobUtil.add_job_status(self.job_id, 255, error_msg)