1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
|
# Copyright 2017 ZTE Corporation.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import json
import logging
import traceback
from threading import Thread
from lcm.nf.const import VNF_STATUS, RESOURCE_MAP
from lcm.pub.database.models import NfInstModel, VmInstModel, NetworkInstModel, StorageInstModel, \
PortInstModel, VNFCInstModel, NfvoRegInfoModel, FlavourInstModel, SubNetworkInstModel
from lcm.pub.exceptions import NFLCMException
from lcm.pub.msapi.gvnfmdriver import apply_grant_to_nfvo, notify_lcm_to_nfvo
from lcm.pub.utils.jobutil import JobUtil
from lcm.pub.utils.timeutil import now_time
from lcm.pub.utils.values import ignore_case_get
from lcm.pub.vimapi import adaptor
logger = logging.getLogger(__name__)
class TerminateVnf(Thread):
def __init__(self, data, nf_inst_id, job_id):
super(TerminateVnf, self).__init__()
self.data = data
self.nf_inst_id = nf_inst_id
self.job_id = job_id
self.terminationType = ignore_case_get(self.data, "terminationType")
self.gracefulTerminationTimeout = ignore_case_get(self.data, "gracefulTerminationTimeout")
self.inst_resource = {'volumn': [], 'network': [], 'subnet': [], 'port': [], 'flavor': [], 'vm': []}
def run(self):
try:
if self.term_pre():
self.grant_resource()
self.query_inst_resource()
self.query_notify_data()
self.delete_resource()
self.lcm_notify()
JobUtil.add_job_status(self.job_id, 100, "Terminate Vnf success.")
except NFLCMException as e:
self.vnf_term_failed_handle(e.message)
except Exception as e:
logger.error(e.message)
self.vnf_term_failed_handle(traceback.format_exc())
def term_pre(self):
vnf_insts = NfInstModel.objects.filter(nfinstid=self.nf_inst_id)
if not vnf_insts.exists():
logger.warn('VnfInst(%s) does not exist' % self.nf_inst_id)
return False
if self.terminationType == 'GRACEFUL' and not self.gracefulTerminationTimeout:
logger.warn("Set Graceful default termination timeout = 60")
self.gracefulTerminationTimeout = 60
NfInstModel.objects.filter(nfinstid=self.nf_inst_id).update(status=VNF_STATUS.TERMINATING)
JobUtil.add_job_status(self.job_id, 10, 'Nf terminating pre-check finish')
logger.info("Nf terminating pre-check finish")
return True
def grant_resource(self):
logger.info("Grant resource begin")
content_args = {
'vnfInstanceId': self.nf_inst_id,
'vnfDescriptorId': '',
'lifecycleOperation': 'Terminate',
'jobId': self.job_id,
'addResource': [],
'removeResource': [],
'placementConstraint': [],
'additionalParam': {}
}
vdus = VmInstModel.objects.filter(instid=self.nf_inst_id, is_predefined=1)
res_index = 1
for vdu in vdus:
res_def = {
'type': 'VDU',
'resDefId': str(res_index),
'resDesId': vdu.resouceid}
content_args['removeResource'].append(res_def)
res_index += 1
vnfmInfo = NfvoRegInfoModel.objects.filter(nfvoid=self.nf_inst_id)
if len(vnfmInfo) == 0:
raise NFLCMException('VnfId(%s) does not exist' % self.nf_inst_id)
content_args['additionalParam']['vnfmid'] = vnfmInfo[0].vnfminstid
content_args['additionalParam']['vimid'] = vnfmInfo[0].apiurl
logger.info('Grant request data=%s' % content_args)
self.apply_result = apply_grant_to_nfvo(json.dumps(content_args))
logger.info("Grant resource end, response: %s" % self.apply_result)
JobUtil.add_job_status(self.job_id, 20, 'Nf terminating grant_resource finish')
def query_inst_resource(self):
logger.info('Query resource begin')
for resource_type in RESOURCE_MAP.keys():
resource_table = globals().get(resource_type + 'InstModel')
resource_insts = resource_table.objects.filter(instid=self.nf_inst_id)
for resource_inst in resource_insts:
if not resource_inst.resouceid:
continue
self.inst_resource[RESOURCE_MAP.get(resource_type)].append(self.get_resource(resource_inst))
logger.info('Query resource end, resource=%s' % self.inst_resource)
def get_resource(self, resource):
return {
"vim_id": resource.vimid,
"tenant_id": resource.tenant,
"res_id": resource.resouceid,
"is_predefined": resource.is_predefined
}
def query_notify_data(self):
logger.info('Send notify request to nfvo')
affected_vnfc = []
vnfcs = VNFCInstModel.objects.filter(instid=self.nf_inst_id)
for vnfc in vnfcs:
vm_resource = {}
if vnfc.vmid:
vm = VmInstModel.objects.filter(vmid=vnfc.vmid)
if vm:
vm_resource = {'vimId': vm[0].vimid, 'resourceId': vm[0].resouceid,
'resourceName': vm[0].vmname, 'resourceType': 'vm'}
affected_vnfc.append(
{'vnfcInstanceId': vnfc.vnfcinstanceid,
'vduId': vnfc.vduid,
'changeType': 'removed',
'computeResource': vm_resource})
affected_vl = []
networks = NetworkInstModel.objects.filter(instid=self.nf_inst_id)
for network in networks:
network_resource = {
'vimId': network.vimid,
'resourceId': network.resouceid,
'resourceName': network.name,
'resourceType': 'network'}
affected_vl.append(
{'vlInstanceId': network.networkid,
'vldid': network.nodeId,
'changeType': 'removed',
'networkResource': network_resource})
affected_cp = []
ports = PortInstModel.objects.filter(instid=self.nf_inst_id)
for port in ports:
affected_cp.append(
{'vsInstanceId': port.portid,
'cpdid': port.nodeId,
'changeType': 'removed',
'storageResource': {'vimId': port.vimid, 'resourceId': port.resouceid,
'resourceName': port.name, 'resourceType': 'port'}})
affected_vs = []
vss = StorageInstModel.objects.filter(instid=self.nf_inst_id)
for vs in vss:
affected_vs.append(
{'vsInstanceId': vs.storageid,
'vsdId': vs.nodeId,
'changeType': 'removed',
'storageResource': {'vimId': vs.vimid, 'resourceId': vs.resouceid,
'resourceName': vs.name, 'resourceType': 'volume'}})
FlavourInstModel.objects.filter(instid=self.nf_inst_id)
SubNetworkInstModel.objects.filter(instid=self.nf_inst_id)
self.notify_data = {
"status": 'result',
"vnfInstanceId": self.nf_inst_id,
"operation": 'Terminal',
"jobId": self.job_id,
'affectedVnfc': affected_vnfc,
'affectedVirtualLink': affected_vl,
'affectedVirtualStorage': affected_vs,
'affectedCp': affected_cp}
vnfmInfo = NfvoRegInfoModel.objects.filter(nfvoid=self.nf_inst_id)
if len(vnfmInfo) == 0:
raise NFLCMException('VnfId(%s) does not exist' % self.nf_inst_id)
self.notify_data['VNFMID'] = vnfmInfo[0].vnfminstid
logger.info('Notify request data=%s' % self.notify_data)
def delete_resource(self):
logger.info('Rollback resource begin')
adaptor.delete_vim_res(self.inst_resource, self.do_notify_delete)
logger.info('Rollback resource complete')
def do_notify_delete(self, res_type, res_id):
logger.error('Deleting [%s] resource, resourceid [%s]' % (res_type, res_id))
resource_type = RESOURCE_MAP.keys()[RESOURCE_MAP.values().index(res_type)]
resource_table = globals().get(resource_type + 'InstModel')
resource_table.objects.filter(instid=self.nf_inst_id, resouceid=res_id).delete()
def lcm_notify(self):
NfInstModel.objects.filter(nfinstid=self.nf_inst_id).update(status='NOT_INSTANTIATED', lastuptime=now_time())
logger.info('Send notify request to nfvo')
resp = notify_lcm_to_nfvo(json.dumps(self.notify_data))
logger.info('Lcm notify end, response: %s' % resp)
def vnf_term_failed_handle(self, error_msg):
logger.error('VNF termination failed, detail message: %s' % error_msg)
NfInstModel.objects.filter(nfinstid=self.nf_inst_id).update(status='failed', lastuptime=now_time())
JobUtil.add_job_status(self.job_id, 255, error_msg)
|
