1 # Copyright 2016-2018 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.
20 from lcm.pub.config.config import REPORT_TO_AAI
21 from lcm.pub.database.models import NfInstModel, VmInstModel, OOFDataModel, PortInstModel
22 from lcm.pub.exceptions import NSLCMException
23 from lcm.pub.msapi.aai import query_vnf_aai, delete_vnf_aai, query_vserver_aai, delete_vserver_aai
24 from lcm.pub.msapi.extsys import split_vim_to_owner_region, get_vim_by_id
25 from lcm.pub.msapi.vnfmdriver import send_nf_terminate_request
26 from lcm.pub.utils.jobutil import JobUtil
27 from lcm.jobs.enum import JOB_MODEL_STATUS
28 from lcm.pub.utils.values import ignore_case_get
29 from lcm.ns_vnfs.const import NFVO_VNF_INST_TIMEOUT_SECOND
30 from lcm.ns_vnfs.enum import VNF_STATUS, INST_TYPE
31 from lcm.ns_vnfs.biz.wait_job import wait_job_finish
32 from lcm.ns_vnfs.biz.subscribe import SubscriptionDeletion
34 logger = logging.getLogger(__name__)
37 class TerminateVnfs(threading.Thread):
38 def __init__(self, data, vnf_inst_id, job_id):
39 threading.Thread.__init__(self)
40 self.vnf_inst_id = vnf_inst_id
42 self.vnfm_inst_id = ''
45 self.terminationType = data['terminationType']
46 self.gracefulTerminationTimeout = data['gracefulTerminationTimeout']
47 if not self.gracefulTerminationTimeout:
48 self.gracefulTerminationTimeout = 120
50 self.gracefulTerminationTimeout = int(self.gracefulTerminationTimeout)
57 self.send_nf_terminate_to_vnfmDriver()
58 self.wait_vnfm_job_finish()
60 self.delete_vserver_in_aai()
61 self.delete_vnf_in_aai()
62 self.delete_subscription()
63 self.delete_data_from_db()
64 except NSLCMException as e:
65 self.set_job_err(e.args[0])
66 except Exception as ex:
67 logger.error(traceback.format_exc())
68 self.set_job_err(ex.args[0])
70 def set_vnf_status(self, vnf_inst_info):
71 vnf_status = vnf_inst_info.status
72 if (vnf_status == VNF_STATUS.TERMINATING):
73 logger.info('[VNF terminate] VNF is dealing by other application,try again later.')
74 raise NSLCMException('[VNF terminate] VNF is dealing by other application,try again later.')
76 vnf_inst_info.status = VNF_STATUS.TERMINATING
79 def get_vnf_inst(self):
80 vnf_inst = NfInstModel.objects.filter(nfinstid=self.vnf_inst_id)
81 if not vnf_inst.exists():
82 logger.warning('[VNF terminate] Vnf terminate [%s] does not exist.' % self.vnf_inst_id)
86 def add_progress(self, progress, status_decs, error_code=""):
87 JobUtil.add_job_status(self.job_id, progress, status_decs, error_code)
90 vnf_inst_info = self.get_vnf_inst()
92 self.add_progress(100, "TERM_VNF_NOT_EXIST_SUCCESS", "finished")
94 self.add_progress(2, "GET_VNF_INST_SUCCESS")
95 self.vnfm_inst_id = vnf_inst_info.vnfm_inst_id
96 self.vnf_uuid = vnf_inst_info.mnfinstid
98 self.add_progress(100, "TERM_VNF_NOT_EXIST_SUCCESS", "finished")
100 def check_nf_valid(self):
101 vnf_inst = NfInstModel.objects.filter(nfinstid=self.vnf_inst_id)
102 if not vnf_inst.exists():
103 logger.warning('[VNF terminate] Vnf instance [%s] is not exist.' % self.vnf_inst_id)
104 raise NSLCMException('[VNF terminate] Vnf instance is not exist.')
106 self.add_progress(100, "TERM_VNF_NOT_EXIST_SUCCESS", "finished")
107 raise NSLCMException('[VNF terminate] Vnf instance is not exist.')
108 self.set_vnf_status(vnf_inst[0])
110 def set_job_err(self, error_msg):
111 logger.error('VNF Terminate failed, detail message: %s' % error_msg)
112 NfInstModel.objects.filter(nfinstid=self.vnf_inst_id).update(status=VNF_STATUS.FAILED)
113 JobUtil.add_job_status(self.job_id, 255, 'VNF Terminate failed, detail message: %s' % error_msg, 0)
115 def send_nf_terminate_to_vnfmDriver(self):
116 req_param = json.JSONEncoder().encode({
117 'terminationType': self.terminationType,
118 'gracefulTerminationTimeout': self.gracefulTerminationTimeout})
119 rsp = send_nf_terminate_request(self.vnfm_inst_id, self.vnf_uuid, req_param)
120 self.vnfm_job_id = ignore_case_get(rsp, 'jobId')
122 def wait_vnfm_job_finish(self):
123 if not self.vnfm_job_id:
124 logger.warn("No Job, need not wait")
126 ret = wait_job_finish(vnfm_id=self.vnfm_inst_id,
127 vnfo_job_id=self.job_id,
128 vnfm_job_id=self.vnfm_job_id,
129 progress_range=[10, 90],
130 timeout=NFVO_VNF_INST_TIMEOUT_SECOND)
132 if ret != JOB_MODEL_STATUS.FINISHED:
133 logger.error('VNF terminate failed on VNFM side.')
134 raise NSLCMException('VNF terminate failed on VNFM side.')
136 def delete_subscription(self):
138 SubscriptionDeletion(self.vnfm_inst_id, self.vnf_uuid).do_biz()
139 except Exception as e:
140 logger.error("delete_subscription failed: %s", e.args[0])
142 def delete_data_from_db(self):
143 PortInstModel.objects.filter(instid=self.vnf_inst_id).delete()
144 NfInstModel.objects.filter(nfinstid=self.vnf_inst_id).delete()
145 VmInstModel.objects.filter(instid=self.vnf_inst_id).delete()
146 OOFDataModel.objects.filter(service_resource_id=self.vnf_inst_id).delete()
147 JobUtil.add_job_status(self.job_id, 100, 'vnf terminate success', 0)
149 def delete_vnf_in_aai(self):
150 logger.debug("TerminateVnfs::delete_vnf_in_aai::delete vnf instance[%s] in aai." % self.vnf_inst_id)
152 # query vnf instance in aai, get resource_version
153 customer_info = query_vnf_aai(self.vnf_inst_id)
154 resource_version = customer_info["resource-version"]
156 # delete vnf instance from aai
157 resp_data, resp_status = delete_vnf_aai(self.vnf_inst_id, resource_version)
159 "Success to delete vnf[%s] from aai, resp_status: [%s]." % (self.vnf_inst_id, resp_status))
160 except NSLCMException as e:
161 logger.debug("Fail to delete vnf from aai[%s], detail message: %s" % (self.vnf_inst_id, e.args[0]))
163 logger.error(traceback.format_exc())
165 def delete_vserver_in_aai(self):
166 logger.debug("delete_vserver_in_aai start!")
168 vm_inst_infos = VmInstModel.objects.filter(insttype=INST_TYPE.VNF, instid=self.vnf_inst_id)
169 for vm_inst_info in vm_inst_infos:
170 vserver_id = vm_inst_info.resouceid
171 vim_id = vm_inst_info.vimid
172 cloud_owner, cloud_region_id = split_vim_to_owner_region(vim_id)
173 # query vim_info from aai, get tenant
174 vim_info = get_vim_by_id({"cloud_owner": cloud_owner, 'cloud_regionid': cloud_region_id})
175 tenant_id = vim_info["tenantId"]
177 # query vserver instance in aai, get resource_version
178 vserver_info = query_vserver_aai(cloud_owner, cloud_region_id, tenant_id, vserver_id)
179 resource_version = vserver_info["resource-version"]
181 # delete vserver instance from aai
182 resp_data, resp_status = delete_vserver_aai(cloud_owner, cloud_region_id,
183 tenant_id, vserver_id, resource_version)
185 "Success to delete vserver instance[%s] from aai, resp_status: [%s]." %
186 (vserver_id, resp_status))
187 logger.debug("delete_vserver_in_aai end!")
188 except NSLCMException as e:
189 logger.debug("Fail to delete vserver from aai, detail message: %s" % e.args[0])
191 logger.error(traceback.format_exc())