1 # -*- coding: utf-8 -*-
4 # Copyright 2018 Telefonica S.A.
6 # Licensed under the Apache License, Version 2.0 (the "License"); you may
7 # not use this file except in compliance with the License. You may obtain
8 # a copy of the License at
10 # http://www.apache.org/licenses/LICENSE-2.0
12 # Unless required by applicable law or agreed to in writing, software
13 # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
14 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
15 # License for the specific language governing permissions and limitations
22 import logging
.handlers
25 from jinja2
import Environment
, Template
, meta
, TemplateError
, TemplateNotFound
, TemplateSyntaxError
27 from osm_lcm
import ROclient
28 from osm_lcm
.lcm_utils
import LcmException
, LcmExceptionNoMgmtIP
, LcmBase
, deep_get
, get_iterable
, populate_dict
29 from n2vc
.k8s_helm_conn
import K8sHelmConnector
30 from n2vc
.k8s_juju_conn
import K8sJujuConnector
32 from osm_common
.dbbase
import DbException
33 from osm_common
.fsbase
import FsException
35 from n2vc
.n2vc_juju_conn
import N2VCJujuConnector
36 from n2vc
.exceptions
import N2VCException
, N2VCNotFound
, K8sException
38 from copy
import copy
, deepcopy
39 from http
import HTTPStatus
41 from uuid
import uuid4
42 from functools
import partial
44 __author__
= "Alfonso Tierno"
48 timeout_vca_on_error
= 5 * 60 # Time for charm from first time at blocked,error status to mark as failed
49 timeout_ns_deploy
= 2 * 3600 # default global timeout for deployment a ns
50 timeout_ns_terminate
= 1800 # default global timeout for un deployment a ns
51 timeout_charm_delete
= 10 * 60
52 timeout_primitive
= 30 * 60 # timeout for primitive execution
53 timeout_progress_primitive
= 10 * 60 # timeout for some progress in a primitive execution
55 SUBOPERATION_STATUS_NOT_FOUND
= -1
56 SUBOPERATION_STATUS_NEW
= -2
57 SUBOPERATION_STATUS_SKIP
= -3
58 task_name_deploy_vca
= "Deploying VCA"
60 def __init__(self
, db
, msg
, fs
, lcm_tasks
, config
, loop
):
62 Init, Connect to database, filesystem storage, and messaging
63 :param config: two level dictionary with configuration. Top level should contain 'database', 'storage',
70 logger
=logging
.getLogger('lcm.ns')
74 self
.lcm_tasks
= lcm_tasks
75 self
.timeout
= config
["timeout"]
76 self
.ro_config
= config
["ro_config"]
77 self
.vca_config
= config
["VCA"].copy()
79 # create N2VC connector
80 self
.n2vc
= N2VCJujuConnector(
85 url
='{}:{}'.format(self
.vca_config
['host'], self
.vca_config
['port']),
86 username
=self
.vca_config
.get('user', None),
87 vca_config
=self
.vca_config
,
88 on_update_db
=self
._on
_update
_n
2vc
_db
91 self
.k8sclusterhelm
= K8sHelmConnector(
92 kubectl_command
=self
.vca_config
.get("kubectlpath"),
93 helm_command
=self
.vca_config
.get("helmpath"),
100 self
.k8sclusterjuju
= K8sJujuConnector(
101 kubectl_command
=self
.vca_config
.get("kubectlpath"),
102 juju_command
=self
.vca_config
.get("jujupath"),
109 self
.k8scluster_map
= {
110 "helm-chart": self
.k8sclusterhelm
,
111 "chart": self
.k8sclusterhelm
,
112 "juju-bundle": self
.k8sclusterjuju
,
113 "juju": self
.k8sclusterjuju
,
116 self
.RO
= ROclient
.ROClient(self
.loop
, **self
.ro_config
)
118 def _on_update_ro_db(self
, nsrs_id
, ro_descriptor
):
120 # self.logger.debug('_on_update_ro_db(nsrs_id={}'.format(nsrs_id))
123 # TODO filter RO descriptor fields...
127 # db_dict['deploymentStatus'] = yaml.dump(ro_descriptor, default_flow_style=False, indent=2)
128 db_dict
['deploymentStatus'] = ro_descriptor
129 self
.update_db_2("nsrs", nsrs_id
, db_dict
)
131 except Exception as e
:
132 self
.logger
.warn('Cannot write database RO deployment for ns={} -> {}'.format(nsrs_id
, e
))
134 async def _on_update_n2vc_db(self
, table
, filter, path
, updated_data
):
136 # remove last dot from path (if exists)
137 if path
.endswith('.'):
140 # self.logger.debug('_on_update_n2vc_db(table={}, filter={}, path={}, updated_data={}'
141 # .format(table, filter, path, updated_data))
145 nsr_id
= filter.get('_id')
147 # read ns record from database
148 nsr
= self
.db
.get_one(table
='nsrs', q_filter
=filter)
149 current_ns_status
= nsr
.get('nsState')
151 # get vca status for NS
152 status_dict
= await self
.n2vc
.get_status(namespace
='.' + nsr_id
, yaml_format
=False)
156 db_dict
['vcaStatus'] = status_dict
158 # update configurationStatus for this VCA
160 vca_index
= int(path
[path
.rfind(".")+1:])
162 vca_list
= deep_get(target_dict
=nsr
, key_list
=('_admin', 'deployed', 'VCA'))
163 vca_status
= vca_list
[vca_index
].get('status')
165 configuration_status_list
= nsr
.get('configurationStatus')
166 config_status
= configuration_status_list
[vca_index
].get('status')
168 if config_status
== 'BROKEN' and vca_status
!= 'failed':
169 db_dict
['configurationStatus'][vca_index
] = 'READY'
170 elif config_status
!= 'BROKEN' and vca_status
== 'failed':
171 db_dict
['configurationStatus'][vca_index
] = 'BROKEN'
172 except Exception as e
:
173 # not update configurationStatus
174 self
.logger
.debug('Error updating vca_index (ignore): {}'.format(e
))
176 # if nsState = 'READY' check if juju is reporting some error => nsState = 'DEGRADED'
177 # if nsState = 'DEGRADED' check if all is OK
179 if current_ns_status
in ('READY', 'DEGRADED'):
180 error_description
= ''
182 if status_dict
.get('machines'):
183 for machine_id
in status_dict
.get('machines'):
184 machine
= status_dict
.get('machines').get(machine_id
)
185 # check machine agent-status
186 if machine
.get('agent-status'):
187 s
= machine
.get('agent-status').get('status')
190 error_description
+= 'machine {} agent-status={} ; '.format(machine_id
, s
)
191 # check machine instance status
192 if machine
.get('instance-status'):
193 s
= machine
.get('instance-status').get('status')
196 error_description
+= 'machine {} instance-status={} ; '.format(machine_id
, s
)
198 if status_dict
.get('applications'):
199 for app_id
in status_dict
.get('applications'):
200 app
= status_dict
.get('applications').get(app_id
)
201 # check application status
202 if app
.get('status'):
203 s
= app
.get('status').get('status')
206 error_description
+= 'application {} status={} ; '.format(app_id
, s
)
208 if error_description
:
209 db_dict
['errorDescription'] = error_description
210 if current_ns_status
== 'READY' and is_degraded
:
211 db_dict
['nsState'] = 'DEGRADED'
212 if current_ns_status
== 'DEGRADED' and not is_degraded
:
213 db_dict
['nsState'] = 'READY'
216 self
.update_db_2("nsrs", nsr_id
, db_dict
)
218 except (asyncio
.CancelledError
, asyncio
.TimeoutError
):
220 except Exception as e
:
221 self
.logger
.warn('Error updating NS state for ns={}: {}'.format(nsr_id
, e
))
223 def vnfd2RO(self
, vnfd
, new_id
=None, additionalParams
=None, nsrId
=None):
225 Converts creates a new vnfd descriptor for RO base on input OSM IM vnfd
226 :param vnfd: input vnfd
227 :param new_id: overrides vnf id if provided
228 :param additionalParams: Instantiation params for VNFs provided
229 :param nsrId: Id of the NSR
230 :return: copy of vnfd
233 vnfd_RO
= deepcopy(vnfd
)
234 # remove unused by RO configuration, monitoring, scaling and internal keys
235 vnfd_RO
.pop("_id", None)
236 vnfd_RO
.pop("_admin", None)
237 vnfd_RO
.pop("vnf-configuration", None)
238 vnfd_RO
.pop("monitoring-param", None)
239 vnfd_RO
.pop("scaling-group-descriptor", None)
240 vnfd_RO
.pop("kdu", None)
241 vnfd_RO
.pop("k8s-cluster", None)
243 vnfd_RO
["id"] = new_id
245 # parse cloud-init or cloud-init-file with the provided variables using Jinja2
246 for vdu
in get_iterable(vnfd_RO
, "vdu"):
247 cloud_init_file
= None
248 if vdu
.get("cloud-init-file"):
249 base_folder
= vnfd
["_admin"]["storage"]
250 cloud_init_file
= "{}/{}/cloud_init/{}".format(base_folder
["folder"], base_folder
["pkg-dir"],
251 vdu
["cloud-init-file"])
252 with self
.fs
.file_open(cloud_init_file
, "r") as ci_file
:
253 cloud_init_content
= ci_file
.read()
254 vdu
.pop("cloud-init-file", None)
255 elif vdu
.get("cloud-init"):
256 cloud_init_content
= vdu
["cloud-init"]
261 ast
= env
.parse(cloud_init_content
)
262 mandatory_vars
= meta
.find_undeclared_variables(ast
)
264 for var
in mandatory_vars
:
265 if not additionalParams
or var
not in additionalParams
.keys():
266 raise LcmException("Variable '{}' defined at vnfd[id={}]:vdu[id={}]:cloud-init/cloud-init-"
267 "file, must be provided in the instantiation parameters inside the "
268 "'additionalParamsForVnf' block".format(var
, vnfd
["id"], vdu
["id"]))
269 template
= Template(cloud_init_content
)
270 cloud_init_content
= template
.render(additionalParams
or {})
271 vdu
["cloud-init"] = cloud_init_content
274 except FsException
as e
:
275 raise LcmException("Error reading vnfd[id={}]:vdu[id={}]:cloud-init-file={}: {}".
276 format(vnfd
["id"], vdu
["id"], cloud_init_file
, e
))
277 except (TemplateError
, TemplateNotFound
, TemplateSyntaxError
) as e
:
278 raise LcmException("Error parsing Jinja2 to cloud-init content at vnfd[id={}]:vdu[id={}]: {}".
279 format(vnfd
["id"], vdu
["id"], e
))
281 def _ns_params_2_RO(self
, ns_params
, nsd
, vnfd_dict
, db_vnfrs
, n2vc_key_list
):
283 Creates a RO ns descriptor from OSM ns_instantiate params
284 :param ns_params: OSM instantiate params
285 :param vnfd_dict: database content of vnfds, indexed by id (not _id). {id: {vnfd_object}, ...}
286 :param db_vnfrs: database content of vnfrs, indexed by member-vnf-index. {member-vnf-index: {vnfr_object}, ...}
287 :return: The RO ns descriptor
291 # TODO feature 1417: Check that no instantiation is set over PDU
292 # check if PDU forces a concrete vim-network-id and add it
293 # check if PDU contains a SDN-assist info (dpid, switch, port) and pass it to RO
295 def vim_account_2_RO(vim_account
):
296 if vim_account
in vim_2_RO
:
297 return vim_2_RO
[vim_account
]
299 db_vim
= self
.db
.get_one("vim_accounts", {"_id": vim_account
})
300 if db_vim
["_admin"]["operationalState"] != "ENABLED":
301 raise LcmException("VIM={} is not available. operationalState={}".format(
302 vim_account
, db_vim
["_admin"]["operationalState"]))
303 RO_vim_id
= db_vim
["_admin"]["deployed"]["RO"]
304 vim_2_RO
[vim_account
] = RO_vim_id
307 def wim_account_2_RO(wim_account
):
308 if isinstance(wim_account
, str):
309 if wim_account
in wim_2_RO
:
310 return wim_2_RO
[wim_account
]
312 db_wim
= self
.db
.get_one("wim_accounts", {"_id": wim_account
})
313 if db_wim
["_admin"]["operationalState"] != "ENABLED":
314 raise LcmException("WIM={} is not available. operationalState={}".format(
315 wim_account
, db_wim
["_admin"]["operationalState"]))
316 RO_wim_id
= db_wim
["_admin"]["deployed"]["RO-account"]
317 wim_2_RO
[wim_account
] = RO_wim_id
322 def ip_profile_2_RO(ip_profile
):
323 RO_ip_profile
= deepcopy((ip_profile
))
324 if "dns-server" in RO_ip_profile
:
325 if isinstance(RO_ip_profile
["dns-server"], list):
326 RO_ip_profile
["dns-address"] = []
327 for ds
in RO_ip_profile
.pop("dns-server"):
328 RO_ip_profile
["dns-address"].append(ds
['address'])
330 RO_ip_profile
["dns-address"] = RO_ip_profile
.pop("dns-server")
331 if RO_ip_profile
.get("ip-version") == "ipv4":
332 RO_ip_profile
["ip-version"] = "IPv4"
333 if RO_ip_profile
.get("ip-version") == "ipv6":
334 RO_ip_profile
["ip-version"] = "IPv6"
335 if "dhcp-params" in RO_ip_profile
:
336 RO_ip_profile
["dhcp"] = RO_ip_profile
.pop("dhcp-params")
342 # "name": ns_params["nsName"],
343 # "description": ns_params.get("nsDescription"),
344 "datacenter": vim_account_2_RO(ns_params
["vimAccountId"]),
345 "wim_account": wim_account_2_RO(ns_params
.get("wimAccountId")),
346 # "scenario": ns_params["nsdId"],
348 # set vim_account of each vnf if different from general vim_account.
349 # Get this information from <vnfr> database content, key vim-account-id
350 # Vim account can be set by placement_engine and it may be different from
351 # the instantiate parameters (vnfs.member-vnf-index.datacenter).
352 for vnf_index
, vnfr
in db_vnfrs
.items():
353 if vnfr
.get("vim-account-id") and vnfr
["vim-account-id"] != ns_params
["vimAccountId"]:
354 populate_dict(RO_ns_params
, ("vnfs", vnf_index
, "datacenter"), vim_account_2_RO(vnfr
["vim-account-id"]))
356 n2vc_key_list
= n2vc_key_list
or []
357 for vnfd_ref
, vnfd
in vnfd_dict
.items():
358 vdu_needed_access
= []
360 if vnfd
.get("vnf-configuration"):
361 ssh_required
= deep_get(vnfd
, ("vnf-configuration", "config-access", "ssh-access", "required"))
362 if ssh_required
and vnfd
.get("mgmt-interface"):
363 if vnfd
["mgmt-interface"].get("vdu-id"):
364 vdu_needed_access
.append(vnfd
["mgmt-interface"]["vdu-id"])
365 elif vnfd
["mgmt-interface"].get("cp"):
366 mgmt_cp
= vnfd
["mgmt-interface"]["cp"]
368 for vdu
in vnfd
.get("vdu", ()):
369 if vdu
.get("vdu-configuration"):
370 ssh_required
= deep_get(vdu
, ("vdu-configuration", "config-access", "ssh-access", "required"))
372 vdu_needed_access
.append(vdu
["id"])
374 for vdu_interface
in vdu
.get("interface"):
375 if vdu_interface
.get("external-connection-point-ref") and \
376 vdu_interface
["external-connection-point-ref"] == mgmt_cp
:
377 vdu_needed_access
.append(vdu
["id"])
381 if vdu_needed_access
:
382 for vnf_member
in nsd
.get("constituent-vnfd"):
383 if vnf_member
["vnfd-id-ref"] != vnfd_ref
:
385 for vdu
in vdu_needed_access
:
386 populate_dict(RO_ns_params
,
387 ("vnfs", vnf_member
["member-vnf-index"], "vdus", vdu
, "mgmt_keys"),
390 if ns_params
.get("vduImage"):
391 RO_ns_params
["vduImage"] = ns_params
["vduImage"]
393 if ns_params
.get("ssh_keys"):
394 RO_ns_params
["cloud-config"] = {"key-pairs": ns_params
["ssh_keys"]}
395 for vnf_params
in get_iterable(ns_params
, "vnf"):
396 for constituent_vnfd
in nsd
["constituent-vnfd"]:
397 if constituent_vnfd
["member-vnf-index"] == vnf_params
["member-vnf-index"]:
398 vnf_descriptor
= vnfd_dict
[constituent_vnfd
["vnfd-id-ref"]]
401 raise LcmException("Invalid instantiate parameter vnf:member-vnf-index={} is not present at nsd:"
402 "constituent-vnfd".format(vnf_params
["member-vnf-index"]))
404 for vdu_params
in get_iterable(vnf_params
, "vdu"):
405 # TODO feature 1417: check that this VDU exist and it is not a PDU
406 if vdu_params
.get("volume"):
407 for volume_params
in vdu_params
["volume"]:
408 if volume_params
.get("vim-volume-id"):
409 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
410 vdu_params
["id"], "devices", volume_params
["name"], "vim_id"),
411 volume_params
["vim-volume-id"])
412 if vdu_params
.get("interface"):
413 for interface_params
in vdu_params
["interface"]:
414 if interface_params
.get("ip-address"):
415 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
416 vdu_params
["id"], "interfaces", interface_params
["name"],
418 interface_params
["ip-address"])
419 if interface_params
.get("mac-address"):
420 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
421 vdu_params
["id"], "interfaces", interface_params
["name"],
423 interface_params
["mac-address"])
424 if interface_params
.get("floating-ip-required"):
425 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
426 vdu_params
["id"], "interfaces", interface_params
["name"],
428 interface_params
["floating-ip-required"])
430 for internal_vld_params
in get_iterable(vnf_params
, "internal-vld"):
431 if internal_vld_params
.get("vim-network-name"):
432 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
433 internal_vld_params
["name"], "vim-network-name"),
434 internal_vld_params
["vim-network-name"])
435 if internal_vld_params
.get("vim-network-id"):
436 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
437 internal_vld_params
["name"], "vim-network-id"),
438 internal_vld_params
["vim-network-id"])
439 if internal_vld_params
.get("ip-profile"):
440 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
441 internal_vld_params
["name"], "ip-profile"),
442 ip_profile_2_RO(internal_vld_params
["ip-profile"]))
443 if internal_vld_params
.get("provider-network"):
445 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
446 internal_vld_params
["name"], "provider-network"),
447 internal_vld_params
["provider-network"].copy())
449 for icp_params
in get_iterable(internal_vld_params
, "internal-connection-point"):
452 for vdu_descriptor
in vnf_descriptor
["vdu"]:
453 for vdu_interface
in vdu_descriptor
["interface"]:
454 if vdu_interface
.get("internal-connection-point-ref") == icp_params
["id-ref"]:
455 if icp_params
.get("ip-address"):
456 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
457 vdu_descriptor
["id"], "interfaces",
458 vdu_interface
["name"], "ip_address"),
459 icp_params
["ip-address"])
461 if icp_params
.get("mac-address"):
462 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
463 vdu_descriptor
["id"], "interfaces",
464 vdu_interface
["name"], "mac_address"),
465 icp_params
["mac-address"])
471 raise LcmException("Invalid instantiate parameter vnf:member-vnf-index[{}]:"
472 "internal-vld:id-ref={} is not present at vnfd:internal-"
473 "connection-point".format(vnf_params
["member-vnf-index"],
474 icp_params
["id-ref"]))
476 for vld_params
in get_iterable(ns_params
, "vld"):
477 if "ip-profile" in vld_params
:
478 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "ip-profile"),
479 ip_profile_2_RO(vld_params
["ip-profile"]))
481 if vld_params
.get("provider-network"):
483 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "provider-network"),
484 vld_params
["provider-network"].copy())
486 if "wimAccountId" in vld_params
and vld_params
["wimAccountId"] is not None:
487 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "wim_account"),
488 wim_account_2_RO(vld_params
["wimAccountId"])),
489 if vld_params
.get("vim-network-name"):
491 if isinstance(vld_params
["vim-network-name"], dict):
492 for vim_account
, vim_net
in vld_params
["vim-network-name"].items():
493 RO_vld_sites
.append({
494 "netmap-use": vim_net
,
495 "datacenter": vim_account_2_RO(vim_account
)
497 else: # isinstance str
498 RO_vld_sites
.append({"netmap-use": vld_params
["vim-network-name"]})
500 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "sites"), RO_vld_sites
)
502 if vld_params
.get("vim-network-id"):
504 if isinstance(vld_params
["vim-network-id"], dict):
505 for vim_account
, vim_net
in vld_params
["vim-network-id"].items():
506 RO_vld_sites
.append({
507 "netmap-use": vim_net
,
508 "datacenter": vim_account_2_RO(vim_account
)
510 else: # isinstance str
511 RO_vld_sites
.append({"netmap-use": vld_params
["vim-network-id"]})
513 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "sites"), RO_vld_sites
)
514 if vld_params
.get("ns-net"):
515 if isinstance(vld_params
["ns-net"], dict):
516 for vld_id
, instance_scenario_id
in vld_params
["ns-net"].items():
517 RO_vld_ns_net
= {"instance_scenario_id": instance_scenario_id
, "osm_id": vld_id
}
518 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "use-network"), RO_vld_ns_net
)
519 if "vnfd-connection-point-ref" in vld_params
:
520 for cp_params
in vld_params
["vnfd-connection-point-ref"]:
522 for constituent_vnfd
in nsd
["constituent-vnfd"]:
523 if constituent_vnfd
["member-vnf-index"] == cp_params
["member-vnf-index-ref"]:
524 vnf_descriptor
= vnfd_dict
[constituent_vnfd
["vnfd-id-ref"]]
528 "Invalid instantiate parameter vld:vnfd-connection-point-ref:member-vnf-index-ref={} "
529 "is not present at nsd:constituent-vnfd".format(cp_params
["member-vnf-index-ref"]))
531 for vdu_descriptor
in vnf_descriptor
["vdu"]:
532 for interface_descriptor
in vdu_descriptor
["interface"]:
533 if interface_descriptor
.get("external-connection-point-ref") == \
534 cp_params
["vnfd-connection-point-ref"]:
541 "Invalid instantiate parameter vld:vnfd-connection-point-ref:member-vnf-index-ref={}:"
542 "vnfd-connection-point-ref={} is not present at vnfd={}".format(
543 cp_params
["member-vnf-index-ref"],
544 cp_params
["vnfd-connection-point-ref"],
545 vnf_descriptor
["id"]))
546 if cp_params
.get("ip-address"):
547 populate_dict(RO_ns_params
, ("vnfs", cp_params
["member-vnf-index-ref"], "vdus",
548 vdu_descriptor
["id"], "interfaces",
549 interface_descriptor
["name"], "ip_address"),
550 cp_params
["ip-address"])
551 if cp_params
.get("mac-address"):
552 populate_dict(RO_ns_params
, ("vnfs", cp_params
["member-vnf-index-ref"], "vdus",
553 vdu_descriptor
["id"], "interfaces",
554 interface_descriptor
["name"], "mac_address"),
555 cp_params
["mac-address"])
558 def scale_vnfr(self
, db_vnfr
, vdu_create
=None, vdu_delete
=None):
559 # make a copy to do not change
560 vdu_create
= copy(vdu_create
)
561 vdu_delete
= copy(vdu_delete
)
563 vdurs
= db_vnfr
.get("vdur")
566 vdu_index
= len(vdurs
)
569 vdur
= vdurs
[vdu_index
]
570 if vdur
.get("pdu-type"):
572 vdu_id_ref
= vdur
["vdu-id-ref"]
573 if vdu_create
and vdu_create
.get(vdu_id_ref
):
574 for index
in range(0, vdu_create
[vdu_id_ref
]):
575 vdur
= deepcopy(vdur
)
576 vdur
["_id"] = str(uuid4())
577 vdur
["count-index"] += 1
578 vdurs
.insert(vdu_index
+1+index
, vdur
)
579 del vdu_create
[vdu_id_ref
]
580 if vdu_delete
and vdu_delete
.get(vdu_id_ref
):
582 vdu_delete
[vdu_id_ref
] -= 1
583 if not vdu_delete
[vdu_id_ref
]:
584 del vdu_delete
[vdu_id_ref
]
585 # check all operations are done
586 if vdu_create
or vdu_delete
:
587 raise LcmException("Error scaling OUT VNFR for {}. There is not any existing vnfr. Scaled to 0?".format(
590 raise LcmException("Error scaling IN VNFR for {}. There is not any existing vnfr. Scaled to 0?".format(
593 vnfr_update
= {"vdur": vdurs
}
594 db_vnfr
["vdur"] = vdurs
595 self
.update_db_2("vnfrs", db_vnfr
["_id"], vnfr_update
)
597 def ns_update_nsr(self
, ns_update_nsr
, db_nsr
, nsr_desc_RO
):
599 Updates database nsr with the RO info for the created vld
600 :param ns_update_nsr: dictionary to be filled with the updated info
601 :param db_nsr: content of db_nsr. This is also modified
602 :param nsr_desc_RO: nsr descriptor from RO
603 :return: Nothing, LcmException is raised on errors
606 for vld_index
, vld
in enumerate(get_iterable(db_nsr
, "vld")):
607 for net_RO
in get_iterable(nsr_desc_RO
, "nets"):
608 if vld
["id"] != net_RO
.get("ns_net_osm_id"):
610 vld
["vim-id"] = net_RO
.get("vim_net_id")
611 vld
["name"] = net_RO
.get("vim_name")
612 vld
["status"] = net_RO
.get("status")
613 vld
["status-detailed"] = net_RO
.get("error_msg")
614 ns_update_nsr
["vld.{}".format(vld_index
)] = vld
617 raise LcmException("ns_update_nsr: Not found vld={} at RO info".format(vld
["id"]))
619 def set_vnfr_at_error(self
, db_vnfrs
, error_text
):
621 for db_vnfr
in db_vnfrs
.values():
622 vnfr_update
= {"status": "ERROR"}
623 for vdu_index
, vdur
in enumerate(get_iterable(db_vnfr
, "vdur")):
624 if "status" not in vdur
:
625 vdur
["status"] = "ERROR"
626 vnfr_update
["vdur.{}.status".format(vdu_index
)] = "ERROR"
628 vdur
["status-detailed"] = str(error_text
)
629 vnfr_update
["vdur.{}.status-detailed".format(vdu_index
)] = "ERROR"
630 self
.update_db_2("vnfrs", db_vnfr
["_id"], vnfr_update
)
631 except DbException
as e
:
632 self
.logger
.error("Cannot update vnf. {}".format(e
))
634 def ns_update_vnfr(self
, db_vnfrs
, nsr_desc_RO
):
636 Updates database vnfr with the RO info, e.g. ip_address, vim_id... Descriptor db_vnfrs is also updated
637 :param db_vnfrs: dictionary with member-vnf-index: vnfr-content
638 :param nsr_desc_RO: nsr descriptor from RO
639 :return: Nothing, LcmException is raised on errors
641 for vnf_index
, db_vnfr
in db_vnfrs
.items():
642 for vnf_RO
in nsr_desc_RO
["vnfs"]:
643 if vnf_RO
["member_vnf_index"] != vnf_index
:
646 if vnf_RO
.get("ip_address"):
647 db_vnfr
["ip-address"] = vnfr_update
["ip-address"] = vnf_RO
["ip_address"].split(";")[0]
648 elif not db_vnfr
.get("ip-address"):
649 if db_vnfr
.get("vdur"): # if not VDUs, there is not ip_address
650 raise LcmExceptionNoMgmtIP("ns member_vnf_index '{}' has no IP address".format(vnf_index
))
652 for vdu_index
, vdur
in enumerate(get_iterable(db_vnfr
, "vdur")):
653 vdur_RO_count_index
= 0
654 if vdur
.get("pdu-type"):
656 for vdur_RO
in get_iterable(vnf_RO
, "vms"):
657 if vdur
["vdu-id-ref"] != vdur_RO
["vdu_osm_id"]:
659 if vdur
["count-index"] != vdur_RO_count_index
:
660 vdur_RO_count_index
+= 1
662 vdur
["vim-id"] = vdur_RO
.get("vim_vm_id")
663 if vdur_RO
.get("ip_address"):
664 vdur
["ip-address"] = vdur_RO
["ip_address"].split(";")[0]
666 vdur
["ip-address"] = None
667 vdur
["vdu-id-ref"] = vdur_RO
.get("vdu_osm_id")
668 vdur
["name"] = vdur_RO
.get("vim_name")
669 vdur
["status"] = vdur_RO
.get("status")
670 vdur
["status-detailed"] = vdur_RO
.get("error_msg")
671 for ifacer
in get_iterable(vdur
, "interfaces"):
672 for interface_RO
in get_iterable(vdur_RO
, "interfaces"):
673 if ifacer
["name"] == interface_RO
.get("internal_name"):
674 ifacer
["ip-address"] = interface_RO
.get("ip_address")
675 ifacer
["mac-address"] = interface_RO
.get("mac_address")
678 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vdur={} interface={} "
680 .format(vnf_index
, vdur
["vdu-id-ref"], ifacer
["name"]))
681 vnfr_update
["vdur.{}".format(vdu_index
)] = vdur
684 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vdur={} count_index={} from "
685 "VIM info".format(vnf_index
, vdur
["vdu-id-ref"], vdur
["count-index"]))
687 for vld_index
, vld
in enumerate(get_iterable(db_vnfr
, "vld")):
688 for net_RO
in get_iterable(nsr_desc_RO
, "nets"):
689 if vld
["id"] != net_RO
.get("vnf_net_osm_id"):
691 vld
["vim-id"] = net_RO
.get("vim_net_id")
692 vld
["name"] = net_RO
.get("vim_name")
693 vld
["status"] = net_RO
.get("status")
694 vld
["status-detailed"] = net_RO
.get("error_msg")
695 vnfr_update
["vld.{}".format(vld_index
)] = vld
698 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vld={} from VIM info".format(
699 vnf_index
, vld
["id"]))
701 self
.update_db_2("vnfrs", db_vnfr
["_id"], vnfr_update
)
705 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} from VIM info".format(vnf_index
))
707 def _get_ns_config_info(self
, nsr_id
):
709 Generates a mapping between vnf,vdu elements and the N2VC id
710 :param nsr_id: id of nsr to get last database _admin.deployed.VCA that contains this list
711 :return: a dictionary with {osm-config-mapping: {}} where its element contains:
712 "<member-vnf-index>": <N2VC-id> for a vnf configuration, or
713 "<member-vnf-index>.<vdu.id>.<vdu replica(0, 1,..)>": <N2VC-id> for a vdu configuration
715 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
716 vca_deployed_list
= db_nsr
["_admin"]["deployed"]["VCA"]
718 ns_config_info
= {"osm-config-mapping": mapping
}
719 for vca
in vca_deployed_list
:
720 if not vca
["member-vnf-index"]:
722 if not vca
["vdu_id"]:
723 mapping
[vca
["member-vnf-index"]] = vca
["application"]
725 mapping
["{}.{}.{}".format(vca
["member-vnf-index"], vca
["vdu_id"], vca
["vdu_count_index"])] =\
727 return ns_config_info
730 def _get_initial_config_primitive_list(desc_primitive_list
, vca_deployed
):
732 Generates a list of initial-config-primitive based on the list provided by the descriptor. It includes internal
733 primitives as verify-ssh-credentials, or config when needed
734 :param desc_primitive_list: information of the descriptor
735 :param vca_deployed: information of the deployed, needed for known if it is related to an NS, VNF, VDU and if
736 this element contains a ssh public key
737 :return: The modified list. Can ba an empty list, but always a list
739 if desc_primitive_list
:
740 primitive_list
= desc_primitive_list
.copy()
743 # look for primitive config, and get the position. None if not present
744 config_position
= None
745 for index
, primitive
in enumerate(primitive_list
):
746 if primitive
["name"] == "config":
747 config_position
= index
750 # for NS, add always a config primitive if not present (bug 874)
751 if not vca_deployed
["member-vnf-index"] and config_position
is None:
752 primitive_list
.insert(0, {"name": "config", "parameter": []})
754 # for VNF/VDU add verify-ssh-credentials after config
755 if vca_deployed
["member-vnf-index"] and config_position
is not None and vca_deployed
.get("ssh-public-key"):
756 primitive_list
.insert(config_position
+ 1, {"name": "verify-ssh-credentials", "parameter": []})
757 return primitive_list
759 async def instantiate_RO(self
, logging_text
, nsr_id
, nsd
, db_nsr
, db_nslcmop
, db_vnfrs
, db_vnfds_ref
,
760 n2vc_key_list
, stage
):
763 :param logging_text: preffix text to use at logging
764 :param nsr_id: nsr identity
765 :param nsd: database content of ns descriptor
766 :param db_nsr: database content of ns record
767 :param db_nslcmop: database content of ns operation, in this case, 'instantiate'
769 :param db_vnfds_ref: database content of vnfds, indexed by id (not _id). {id: {vnfd_object}, ...}
770 :param n2vc_key_list: ssh-public-key list to be inserted to management vdus via cloud-init
771 :param stage: list with 3 items: [general stage, tasks, vim_specific]. This task will write over vim_specific
772 :return: None or exception
776 RO_descriptor_number
= 0 # number of descriptors created at RO
777 vnf_index_2_RO_id
= {} # map between vnfd/nsd id to the id used at RO
778 nslcmop_id
= db_nslcmop
["_id"]
779 start_deploy
= time()
780 ns_params
= db_nslcmop
.get("operationParams")
781 if ns_params
and ns_params
.get("timeout_ns_deploy"):
782 timeout_ns_deploy
= ns_params
["timeout_ns_deploy"]
784 timeout_ns_deploy
= self
.timeout
.get("ns_deploy", self
.timeout_ns_deploy
)
786 # Check for and optionally request placement optimization. Database will be updated if placement activated
787 stage
[2] = "Waiting for Placement."
788 if await self
._do
_placement
(logging_text
, db_nslcmop
, db_vnfrs
):
789 # in case of placement change ns_params[vimAcountId) if not present at any vnfrs
790 for vnfr
in db_vnfrs
.values():
791 if ns_params
["vimAccountId"] == vnfr
["vim-account-id"]:
794 ns_params
["vimAccountId"] == vnfr
["vim-account-id"]
797 # get vnfds, instantiate at RO
798 for c_vnf
in nsd
.get("constituent-vnfd", ()):
799 member_vnf_index
= c_vnf
["member-vnf-index"]
800 vnfd
= db_vnfds_ref
[c_vnf
['vnfd-id-ref']]
801 vnfd_ref
= vnfd
["id"]
803 stage
[2] = "Creating vnfd='{}' member_vnf_index='{}' at RO".format(vnfd_ref
, member_vnf_index
)
804 db_nsr_update
["detailed-status"] = " ".join(stage
)
805 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
806 self
._write
_op
_status
(nslcmop_id
, stage
)
808 # self.logger.debug(logging_text + stage[2])
809 vnfd_id_RO
= "{}.{}.{}".format(nsr_id
, RO_descriptor_number
, member_vnf_index
[:23])
810 vnf_index_2_RO_id
[member_vnf_index
] = vnfd_id_RO
811 RO_descriptor_number
+= 1
813 # look position at deployed.RO.vnfd if not present it will be appended at the end
814 for index
, vnf_deployed
in enumerate(db_nsr
["_admin"]["deployed"]["RO"]["vnfd"]):
815 if vnf_deployed
["member-vnf-index"] == member_vnf_index
:
818 index
= len(db_nsr
["_admin"]["deployed"]["RO"]["vnfd"])
819 db_nsr
["_admin"]["deployed"]["RO"]["vnfd"].append(None)
822 RO_update
= {"member-vnf-index": member_vnf_index
}
823 vnfd_list
= await self
.RO
.get_list("vnfd", filter_by
={"osm_id": vnfd_id_RO
})
825 RO_update
["id"] = vnfd_list
[0]["uuid"]
826 self
.logger
.debug(logging_text
+ "vnfd='{}' member_vnf_index='{}' exists at RO. Using RO_id={}".
827 format(vnfd_ref
, member_vnf_index
, vnfd_list
[0]["uuid"]))
829 vnfd_RO
= self
.vnfd2RO(vnfd
, vnfd_id_RO
, db_vnfrs
[c_vnf
["member-vnf-index"]].
830 get("additionalParamsForVnf"), nsr_id
)
831 desc
= await self
.RO
.create("vnfd", descriptor
=vnfd_RO
)
832 RO_update
["id"] = desc
["uuid"]
833 self
.logger
.debug(logging_text
+ "vnfd='{}' member_vnf_index='{}' created at RO. RO_id={}".format(
834 vnfd_ref
, member_vnf_index
, desc
["uuid"]))
835 db_nsr_update
["_admin.deployed.RO.vnfd.{}".format(index
)] = RO_update
836 db_nsr
["_admin"]["deployed"]["RO"]["vnfd"][index
] = RO_update
841 stage
[2] = "Creating nsd={} at RO".format(nsd_ref
)
842 db_nsr_update
["detailed-status"] = " ".join(stage
)
843 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
844 self
._write
_op
_status
(nslcmop_id
, stage
)
846 # self.logger.debug(logging_text + stage[2])
847 RO_osm_nsd_id
= "{}.{}.{}".format(nsr_id
, RO_descriptor_number
, nsd_ref
[:23])
848 RO_descriptor_number
+= 1
849 nsd_list
= await self
.RO
.get_list("nsd", filter_by
={"osm_id": RO_osm_nsd_id
})
851 db_nsr_update
["_admin.deployed.RO.nsd_id"] = RO_nsd_uuid
= nsd_list
[0]["uuid"]
852 self
.logger
.debug(logging_text
+ "nsd={} exists at RO. Using RO_id={}".format(
853 nsd_ref
, RO_nsd_uuid
))
855 nsd_RO
= deepcopy(nsd
)
856 nsd_RO
["id"] = RO_osm_nsd_id
857 nsd_RO
.pop("_id", None)
858 nsd_RO
.pop("_admin", None)
859 for c_vnf
in nsd_RO
.get("constituent-vnfd", ()):
860 member_vnf_index
= c_vnf
["member-vnf-index"]
861 c_vnf
["vnfd-id-ref"] = vnf_index_2_RO_id
[member_vnf_index
]
862 for c_vld
in nsd_RO
.get("vld", ()):
863 for cp
in c_vld
.get("vnfd-connection-point-ref", ()):
864 member_vnf_index
= cp
["member-vnf-index-ref"]
865 cp
["vnfd-id-ref"] = vnf_index_2_RO_id
[member_vnf_index
]
867 desc
= await self
.RO
.create("nsd", descriptor
=nsd_RO
)
868 db_nsr_update
["_admin.nsState"] = "INSTANTIATED"
869 db_nsr_update
["_admin.deployed.RO.nsd_id"] = RO_nsd_uuid
= desc
["uuid"]
870 self
.logger
.debug(logging_text
+ "nsd={} created at RO. RO_id={}".format(nsd_ref
, RO_nsd_uuid
))
871 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
874 stage
[2] = "Creating nsd={} at RO".format(nsd_ref
)
875 db_nsr_update
["detailed-status"] = " ".join(stage
)
876 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
877 self
._write
_op
_status
(nslcmop_id
, stage
)
879 # if present use it unless in error status
880 RO_nsr_id
= deep_get(db_nsr
, ("_admin", "deployed", "RO", "nsr_id"))
883 stage
[2] = "Looking for existing ns at RO"
884 db_nsr_update
["detailed-status"] = " ".join(stage
)
885 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
886 self
._write
_op
_status
(nslcmop_id
, stage
)
887 # self.logger.debug(logging_text + stage[2] + " RO_ns_id={}".format(RO_nsr_id))
888 desc
= await self
.RO
.show("ns", RO_nsr_id
)
890 except ROclient
.ROClientException
as e
:
891 if e
.http_code
!= HTTPStatus
.NOT_FOUND
:
893 RO_nsr_id
= db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
895 ns_status
, ns_status_info
= self
.RO
.check_ns_status(desc
)
896 db_nsr_update
["_admin.deployed.RO.nsr_status"] = ns_status
897 if ns_status
== "ERROR":
898 stage
[2] = "Deleting ns at RO. RO_ns_id={}".format(RO_nsr_id
)
899 self
.logger
.debug(logging_text
+ stage
[2])
900 await self
.RO
.delete("ns", RO_nsr_id
)
901 RO_nsr_id
= db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
903 stage
[2] = "Checking dependencies"
904 db_nsr_update
["detailed-status"] = " ".join(stage
)
905 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
906 self
._write
_op
_status
(nslcmop_id
, stage
)
907 # self.logger.debug(logging_text + stage[2])
909 # check if VIM is creating and wait look if previous tasks in process
910 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("vim_account", ns_params
["vimAccountId"])
912 stage
[2] = "Waiting for related tasks '{}' to be completed".format(task_name
)
913 self
.logger
.debug(logging_text
+ stage
[2])
914 await asyncio
.wait(task_dependency
, timeout
=3600)
915 if ns_params
.get("vnf"):
916 for vnf
in ns_params
["vnf"]:
917 if "vimAccountId" in vnf
:
918 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("vim_account",
921 stage
[2] = "Waiting for related tasks '{}' to be completed.".format(task_name
)
922 self
.logger
.debug(logging_text
+ stage
[2])
923 await asyncio
.wait(task_dependency
, timeout
=3600)
925 stage
[2] = "Checking instantiation parameters."
926 RO_ns_params
= self
._ns
_params
_2_RO
(ns_params
, nsd
, db_vnfds_ref
, db_vnfrs
, n2vc_key_list
)
927 stage
[2] = "Deploying ns at VIM."
928 db_nsr_update
["detailed-status"] = " ".join(stage
)
929 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
930 self
._write
_op
_status
(nslcmop_id
, stage
)
932 desc
= await self
.RO
.create("ns", descriptor
=RO_ns_params
, name
=db_nsr
["name"], scenario
=RO_nsd_uuid
)
933 RO_nsr_id
= db_nsr_update
["_admin.deployed.RO.nsr_id"] = desc
["uuid"]
934 db_nsr_update
["_admin.nsState"] = "INSTANTIATED"
935 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "BUILD"
936 self
.logger
.debug(logging_text
+ "ns created at RO. RO_id={}".format(desc
["uuid"]))
938 # wait until NS is ready
939 stage
[2] = "Waiting VIM to deploy ns."
940 db_nsr_update
["detailed-status"] = " ".join(stage
)
941 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
942 self
._write
_op
_status
(nslcmop_id
, stage
)
943 detailed_status_old
= None
944 self
.logger
.debug(logging_text
+ stage
[2] + " RO_ns_id={}".format(RO_nsr_id
))
947 while time() <= start_deploy
+ timeout_ns_deploy
:
948 desc
= await self
.RO
.show("ns", RO_nsr_id
)
952 # desc has changed => update db
953 self
._on
_update
_ro
_db
(nsrs_id
=nsr_id
, ro_descriptor
=desc
)
956 ns_status
, ns_status_info
= self
.RO
.check_ns_status(desc
)
957 db_nsr_update
["_admin.deployed.RO.nsr_status"] = ns_status
958 if ns_status
== "ERROR":
959 raise ROclient
.ROClientException(ns_status_info
)
960 elif ns_status
== "BUILD":
961 stage
[2] = "VIM: ({})".format(ns_status_info
)
962 elif ns_status
== "ACTIVE":
963 stage
[2] = "Waiting for management IP address reported by the VIM. Updating VNFRs."
965 self
.ns_update_vnfr(db_vnfrs
, desc
)
967 except LcmExceptionNoMgmtIP
:
970 assert False, "ROclient.check_ns_status returns unknown {}".format(ns_status
)
971 if stage
[2] != detailed_status_old
:
972 detailed_status_old
= stage
[2]
973 db_nsr_update
["detailed-status"] = " ".join(stage
)
974 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
975 self
._write
_op
_status
(nslcmop_id
, stage
)
976 await asyncio
.sleep(5, loop
=self
.loop
)
977 else: # timeout_ns_deploy
978 raise ROclient
.ROClientException("Timeout waiting ns to be ready")
981 self
.ns_update_nsr(db_nsr_update
, db_nsr
, desc
)
983 db_nsr_update
["_admin.deployed.RO.operational-status"] = "running"
984 # db_nsr["_admin.deployed.RO.detailed-status"] = "Deployed at VIM"
985 stage
[2] = "Deployed at VIM"
986 db_nsr_update
["detailed-status"] = " ".join(stage
)
987 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
988 self
._write
_op
_status
(nslcmop_id
, stage
)
989 # await self._on_update_n2vc_db("nsrs", {"_id": nsr_id}, "_admin.deployed", db_nsr_update)
990 # self.logger.debug(logging_text + "Deployed at VIM")
991 except (ROclient
.ROClientException
, LcmException
, DbException
) as e
:
992 stage
[2] = "ERROR deploying at VIM"
993 self
.set_vnfr_at_error(db_vnfrs
, str(e
))
996 async def wait_vm_up_insert_key_ro(self
, logging_text
, nsr_id
, vnfr_id
, vdu_id
, vdu_index
, pub_key
=None, user
=None):
998 Wait for ip addres at RO, and optionally, insert public key in virtual machine
999 :param logging_text: prefix use for logging
1004 :param pub_key: public ssh key to inject, None to skip
1005 :param user: user to apply the public ssh key
1009 # self.logger.debug(logging_text + "Starting wait_vm_up_insert_key_ro")
1013 target_vdu_id
= None
1019 if ro_retries
>= 360: # 1 hour
1020 raise LcmException("Not found _admin.deployed.RO.nsr_id for nsr_id: {}".format(nsr_id
))
1022 await asyncio
.sleep(10, loop
=self
.loop
)
1025 if not target_vdu_id
:
1026 db_vnfr
= self
.db
.get_one("vnfrs", {"_id": vnfr_id
})
1028 if not vdu_id
: # for the VNF case
1029 if db_vnfr
.get("status") == "ERROR":
1030 raise LcmException("Cannot inject ssh-key because target VNF is in error state")
1031 ip_address
= db_vnfr
.get("ip-address")
1034 vdur
= next((x
for x
in get_iterable(db_vnfr
, "vdur") if x
.get("ip-address") == ip_address
), None)
1036 vdur
= next((x
for x
in get_iterable(db_vnfr
, "vdur")
1037 if x
.get("vdu-id-ref") == vdu_id
and x
.get("count-index") == vdu_index
), None)
1039 if not vdur
and len(db_vnfr
.get("vdur", ())) == 1: # If only one, this should be the target vdu
1040 vdur
= db_vnfr
["vdur"][0]
1042 raise LcmException("Not found vnfr_id={}, vdu_id={}, vdu_index={}".format(vnfr_id
, vdu_id
,
1045 if vdur
.get("pdu-type") or vdur
.get("status") == "ACTIVE":
1046 ip_address
= vdur
.get("ip-address")
1049 target_vdu_id
= vdur
["vdu-id-ref"]
1050 elif vdur
.get("status") == "ERROR":
1051 raise LcmException("Cannot inject ssh-key because target VM is in error state")
1053 if not target_vdu_id
:
1056 # inject public key into machine
1057 if pub_key
and user
:
1058 # wait until NS is deployed at RO
1060 db_nsrs
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1061 ro_nsr_id
= deep_get(db_nsrs
, ("_admin", "deployed", "RO", "nsr_id"))
1065 # self.logger.debug(logging_text + "Inserting RO key")
1066 if vdur
.get("pdu-type"):
1067 self
.logger
.error(logging_text
+ "Cannot inject ssh-ky to a PDU")
1070 ro_vm_id
= "{}-{}".format(db_vnfr
["member-vnf-index-ref"], target_vdu_id
) # TODO add vdu_index
1071 result_dict
= await self
.RO
.create_action(
1073 item_id_name
=ro_nsr_id
,
1074 descriptor
={"add_public_key": pub_key
, "vms": [ro_vm_id
], "user": user
}
1076 # result_dict contains the format {VM-id: {vim_result: 200, description: text}}
1077 if not result_dict
or not isinstance(result_dict
, dict):
1078 raise LcmException("Unknown response from RO when injecting key")
1079 for result
in result_dict
.values():
1080 if result
.get("vim_result") == 200:
1083 raise ROclient
.ROClientException("error injecting key: {}".format(
1084 result
.get("description")))
1086 except ROclient
.ROClientException
as e
:
1088 self
.logger
.debug(logging_text
+ "error injecting key: {}. Retrying until {} seconds".
1092 raise LcmException("Reaching max tries injecting key. Error: {}".format(e
))
1098 async def _wait_dependent_n2vc(self
, nsr_id
, vca_deployed_list
, vca_index
):
1100 Wait until dependent VCA deployments have been finished. NS wait for VNFs and VDUs. VNFs for VDUs
1102 my_vca
= vca_deployed_list
[vca_index
]
1103 if my_vca
.get("vdu_id") or my_vca
.get("kdu_name"):
1104 # vdu or kdu: no dependencies
1108 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1109 vca_deployed_list
= db_nsr
["_admin"]["deployed"]["VCA"]
1110 configuration_status_list
= db_nsr
["configurationStatus"]
1111 for index
, vca_deployed
in enumerate(configuration_status_list
):
1112 if index
== vca_index
:
1115 if not my_vca
.get("member-vnf-index") or \
1116 (vca_deployed
.get("member-vnf-index") == my_vca
.get("member-vnf-index")):
1117 internal_status
= configuration_status_list
[index
].get("status")
1118 if internal_status
== 'READY':
1120 elif internal_status
== 'BROKEN':
1121 raise LcmException("Configuration aborted because dependent charm/s has failed")
1125 # no dependencies, return
1127 await asyncio
.sleep(10)
1130 raise LcmException("Configuration aborted because dependent charm/s timeout")
1132 async def instantiate_N2VC(self
, logging_text
, vca_index
, nsi_id
, db_nsr
, db_vnfr
, vdu_id
, kdu_name
, vdu_index
,
1133 config_descriptor
, deploy_params
, base_folder
, nslcmop_id
, stage
):
1134 nsr_id
= db_nsr
["_id"]
1135 db_update_entry
= "_admin.deployed.VCA.{}.".format(vca_index
)
1136 vca_deployed_list
= db_nsr
["_admin"]["deployed"]["VCA"]
1137 vca_deployed
= db_nsr
["_admin"]["deployed"]["VCA"][vca_index
]
1139 'collection': 'nsrs',
1140 'filter': {'_id': nsr_id
},
1141 'path': db_update_entry
1147 element_under_configuration
= nsr_id
1151 vnfr_id
= db_vnfr
["_id"]
1153 namespace
= "{nsi}.{ns}".format(
1154 nsi
=nsi_id
if nsi_id
else "",
1158 element_type
= 'VNF'
1159 element_under_configuration
= vnfr_id
1160 namespace
+= ".{}".format(vnfr_id
)
1162 namespace
+= ".{}-{}".format(vdu_id
, vdu_index
or 0)
1163 element_type
= 'VDU'
1164 element_under_configuration
= "{}-{}".format(vdu_id
, vdu_index
or 0)
1166 namespace
+= ".{}".format(kdu_name
)
1167 element_type
= 'KDU'
1168 element_under_configuration
= kdu_name
1171 artifact_path
= "{}/{}/charms/{}".format(
1172 base_folder
["folder"],
1173 base_folder
["pkg-dir"],
1174 config_descriptor
["juju"]["charm"]
1177 is_proxy_charm
= deep_get(config_descriptor
, ('juju', 'charm')) is not None
1178 if deep_get(config_descriptor
, ('juju', 'proxy')) is False:
1179 is_proxy_charm
= False
1181 # n2vc_redesign STEP 3.1
1183 # find old ee_id if exists
1184 ee_id
= vca_deployed
.get("ee_id")
1186 # create or register execution environment in VCA
1189 self
._write
_configuration
_status
(
1191 vca_index
=vca_index
,
1193 element_under_configuration
=element_under_configuration
,
1194 element_type
=element_type
1197 step
= "create execution environment"
1198 self
.logger
.debug(logging_text
+ step
)
1199 ee_id
, credentials
= await self
.n2vc
.create_execution_environment(namespace
=namespace
,
1204 step
= "Waiting to VM being up and getting IP address"
1205 self
.logger
.debug(logging_text
+ step
)
1206 rw_mgmt_ip
= await self
.wait_vm_up_insert_key_ro(logging_text
, nsr_id
, vnfr_id
, vdu_id
, vdu_index
,
1207 user
=None, pub_key
=None)
1208 credentials
= {"hostname": rw_mgmt_ip
}
1210 username
= deep_get(config_descriptor
, ("config-access", "ssh-access", "default-user"))
1211 # TODO remove this when changes on IM regarding config-access:ssh-access:default-user were
1212 # merged. Meanwhile let's get username from initial-config-primitive
1213 if not username
and config_descriptor
.get("initial-config-primitive"):
1214 for config_primitive
in config_descriptor
["initial-config-primitive"]:
1215 for param
in config_primitive
.get("parameter", ()):
1216 if param
["name"] == "ssh-username":
1217 username
= param
["value"]
1220 raise LcmException("Cannot determine the username neither with 'initial-config-promitive' nor with "
1221 "'config-access.ssh-access.default-user'")
1222 credentials
["username"] = username
1223 # n2vc_redesign STEP 3.2
1225 self
._write
_configuration
_status
(
1227 vca_index
=vca_index
,
1228 status
='REGISTERING',
1229 element_under_configuration
=element_under_configuration
,
1230 element_type
=element_type
1233 step
= "register execution environment {}".format(credentials
)
1234 self
.logger
.debug(logging_text
+ step
)
1235 ee_id
= await self
.n2vc
.register_execution_environment(credentials
=credentials
, namespace
=namespace
,
1238 # for compatibility with MON/POL modules, the need model and application name at database
1239 # TODO ask to N2VC instead of assuming the format "model_name.application_name"
1240 ee_id_parts
= ee_id
.split('.')
1241 model_name
= ee_id_parts
[0]
1242 application_name
= ee_id_parts
[1]
1243 db_nsr_update
= {db_update_entry
+ "model": model_name
,
1244 db_update_entry
+ "application": application_name
,
1245 db_update_entry
+ "ee_id": ee_id
}
1247 # n2vc_redesign STEP 3.3
1249 step
= "Install configuration Software"
1251 self
._write
_configuration
_status
(
1253 vca_index
=vca_index
,
1254 status
='INSTALLING SW',
1255 element_under_configuration
=element_under_configuration
,
1256 element_type
=element_type
,
1257 other_update
=db_nsr_update
1260 # TODO check if already done
1261 self
.logger
.debug(logging_text
+ step
)
1263 if not is_proxy_charm
:
1264 initial_config_primitive_list
= config_descriptor
.get('initial-config-primitive')
1265 if initial_config_primitive_list
:
1266 for primitive
in initial_config_primitive_list
:
1267 if primitive
["name"] == "config":
1268 config
= self
._map
_primitive
_params
(
1274 await self
.n2vc
.install_configuration_sw(
1276 artifact_path
=artifact_path
,
1281 # write in db flag of configuration_sw already installed
1282 self
.update_db_2("nsrs", nsr_id
, {db_update_entry
+ "config_sw_installed": True})
1284 # add relations for this VCA (wait for other peers related with this VCA)
1285 await self
._add
_vca
_relations
(logging_text
=logging_text
, nsr_id
=nsr_id
, vca_index
=vca_index
)
1287 # if SSH access is required, then get execution environment SSH public
1288 if is_proxy_charm
: # if native charm we have waited already to VM be UP
1291 if deep_get(config_descriptor
, ("config-access", "ssh-access", "required")):
1292 # Needed to inject a ssh key
1293 user
= deep_get(config_descriptor
, ("config-access", "ssh-access", "default-user"))
1294 step
= "Install configuration Software, getting public ssh key"
1295 pub_key
= await self
.n2vc
.get_ee_ssh_public__key(ee_id
=ee_id
, db_dict
=db_dict
)
1297 step
= "Insert public key into VM user={} ssh_key={}".format(user
, pub_key
)
1299 step
= "Waiting to VM being up and getting IP address"
1300 self
.logger
.debug(logging_text
+ step
)
1302 # n2vc_redesign STEP 5.1
1303 # wait for RO (ip-address) Insert pub_key into VM
1305 rw_mgmt_ip
= await self
.wait_vm_up_insert_key_ro(logging_text
, nsr_id
, vnfr_id
, vdu_id
, vdu_index
,
1306 user
=user
, pub_key
=pub_key
)
1308 rw_mgmt_ip
= None # This is for a NS configuration
1310 self
.logger
.debug(logging_text
+ ' VM_ip_address={}'.format(rw_mgmt_ip
))
1312 # store rw_mgmt_ip in deploy params for later replacement
1313 deploy_params
["rw_mgmt_ip"] = rw_mgmt_ip
1315 # n2vc_redesign STEP 6 Execute initial config primitive
1316 step
= 'execute initial config primitive'
1317 initial_config_primitive_list
= config_descriptor
.get('initial-config-primitive')
1319 # sort initial config primitives by 'seq'
1320 if initial_config_primitive_list
:
1322 initial_config_primitive_list
.sort(key
=lambda val
: int(val
['seq']))
1323 except Exception as e
:
1324 self
.logger
.error(logging_text
+ step
+ ": " + str(e
))
1326 self
.logger
.debug(logging_text
+ step
+ ": No initial-config-primitive")
1328 # add config if not present for NS charm
1329 initial_config_primitive_list
= self
._get
_initial
_config
_primitive
_list
(initial_config_primitive_list
,
1332 # wait for dependent primitives execution (NS -> VNF -> VDU)
1333 if initial_config_primitive_list
:
1334 await self
._wait
_dependent
_n
2vc
(nsr_id
, vca_deployed_list
, vca_index
)
1336 # stage, in function of element type: vdu, kdu, vnf or ns
1337 my_vca
= vca_deployed_list
[vca_index
]
1338 if my_vca
.get("vdu_id") or my_vca
.get("kdu_name"):
1340 stage
[0] = 'Stage 3/5: running Day-1 primitives for VDU.'
1341 elif my_vca
.get("member-vnf-index"):
1343 stage
[0] = 'Stage 4/5: running Day-1 primitives for VNF.'
1346 stage
[0] = 'Stage 5/5: running Day-1 primitives for NS.'
1348 self
._write
_configuration
_status
(
1350 vca_index
=vca_index
,
1351 status
='EXECUTING PRIMITIVE'
1354 self
._write
_op
_status
(
1359 check_if_terminated_needed
= True
1360 for initial_config_primitive
in initial_config_primitive_list
:
1361 # adding information on the vca_deployed if it is a NS execution environment
1362 if not vca_deployed
["member-vnf-index"]:
1363 deploy_params
["ns_config_info"] = json
.dumps(self
._get
_ns
_config
_info
(nsr_id
))
1364 # TODO check if already done
1365 primitive_params_
= self
._map
_primitive
_params
(initial_config_primitive
, {}, deploy_params
)
1367 step
= "execute primitive '{}' params '{}'".format(initial_config_primitive
["name"], primitive_params_
)
1368 self
.logger
.debug(logging_text
+ step
)
1369 await self
.n2vc
.exec_primitive(
1371 primitive_name
=initial_config_primitive
["name"],
1372 params_dict
=primitive_params_
,
1375 # Once some primitive has been exec, check and write at db if it needs to exec terminated primitives
1376 if check_if_terminated_needed
:
1377 if config_descriptor
.get('terminate-config-primitive'):
1378 self
.update_db_2("nsrs", nsr_id
, {db_update_entry
+ "needed_terminate": True})
1379 check_if_terminated_needed
= False
1381 # TODO register in database that primitive is done
1383 step
= "instantiated at VCA"
1384 self
.logger
.debug(logging_text
+ step
)
1386 self
._write
_configuration
_status
(
1388 vca_index
=vca_index
,
1392 except Exception as e
: # TODO not use Exception but N2VC exception
1393 # self.update_db_2("nsrs", nsr_id, {db_update_entry + "instantiation": "FAILED"})
1394 if not isinstance(e
, (DbException
, N2VCException
, LcmException
, asyncio
.CancelledError
)):
1395 self
.logger
.error("Exception while {} : {}".format(step
, e
), exc_info
=True)
1396 self
._write
_configuration
_status
(
1398 vca_index
=vca_index
,
1401 raise LcmException("{} {}".format(step
, e
)) from e
1403 def _write_ns_status(self
, nsr_id
: str, ns_state
: str, current_operation
: str, current_operation_id
: str,
1404 error_description
: str = None, error_detail
: str = None, other_update
: dict = None):
1406 Update db_nsr fields.
1409 :param current_operation:
1410 :param current_operation_id:
1411 :param error_description:
1412 :param error_detail:
1413 :param other_update: Other required changes at database if provided, will be cleared
1417 db_dict
= other_update
or {}
1418 db_dict
["_admin.nslcmop"] = current_operation_id
# for backward compatibility
1419 db_dict
["_admin.current-operation"] = current_operation_id
1420 db_dict
["_admin.operation-type"] = current_operation
if current_operation
!= "IDLE" else None
1421 db_dict
["currentOperation"] = current_operation
1422 db_dict
["currentOperationID"] = current_operation_id
1423 db_dict
["errorDescription"] = error_description
1424 db_dict
["errorDetail"] = error_detail
1427 db_dict
["nsState"] = ns_state
1428 self
.update_db_2("nsrs", nsr_id
, db_dict
)
1429 except DbException
as e
:
1430 self
.logger
.warn('Error writing NS status, ns={}: {}'.format(nsr_id
, e
))
1432 def _write_op_status(self
, op_id
: str, stage
: list = None, error_message
: str = None, queuePosition
: int = 0,
1433 operation_state
: str = None, other_update
: dict = None):
1435 db_dict
= other_update
or {}
1436 db_dict
['queuePosition'] = queuePosition
1437 if isinstance(stage
, list):
1438 db_dict
['stage'] = stage
[0]
1439 db_dict
['detailed-status'] = " ".join(stage
)
1440 elif stage
is not None:
1441 db_dict
['stage'] = str(stage
)
1443 if error_message
is not None:
1444 db_dict
['errorMessage'] = error_message
1445 if operation_state
is not None:
1446 db_dict
['operationState'] = operation_state
1447 db_dict
["statusEnteredTime"] = time()
1448 self
.update_db_2("nslcmops", op_id
, db_dict
)
1449 except DbException
as e
:
1450 self
.logger
.warn('Error writing OPERATION status for op_id: {} -> {}'.format(op_id
, e
))
1452 def _write_all_config_status(self
, db_nsr
: dict, status
: str):
1454 nsr_id
= db_nsr
["_id"]
1455 # configurationStatus
1456 config_status
= db_nsr
.get('configurationStatus')
1458 db_nsr_update
= {"configurationStatus.{}.status".format(index
): status
for index
, v
in
1459 enumerate(config_status
) if v
}
1461 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1463 except DbException
as e
:
1464 self
.logger
.warn('Error writing all configuration status, ns={}: {}'.format(nsr_id
, e
))
1466 def _write_configuration_status(self
, nsr_id
: str, vca_index
: int, status
: str = None,
1467 element_under_configuration
: str = None, element_type
: str = None,
1468 other_update
: dict = None):
1470 # self.logger.debug('_write_configuration_status(): vca_index={}, status={}'
1471 # .format(vca_index, status))
1474 db_path
= 'configurationStatus.{}.'.format(vca_index
)
1475 db_dict
= other_update
or {}
1477 db_dict
[db_path
+ 'status'] = status
1478 if element_under_configuration
:
1479 db_dict
[db_path
+ 'elementUnderConfiguration'] = element_under_configuration
1481 db_dict
[db_path
+ 'elementType'] = element_type
1482 self
.update_db_2("nsrs", nsr_id
, db_dict
)
1483 except DbException
as e
:
1484 self
.logger
.warn('Error writing configuration status={}, ns={}, vca_index={}: {}'
1485 .format(status
, nsr_id
, vca_index
, e
))
1487 async def _do_placement(self
, logging_text
, db_nslcmop
, db_vnfrs
):
1489 Check and computes the placement, (vim account where to deploy). If it is decided by an external tool, it
1490 sends the request via kafka and wait until the result is wrote at database (nslcmops _admin.plca).
1491 Database is used because the result can be obtained from a different LCM worker in case of HA.
1492 :param logging_text: contains the prefix for logging, with the ns and nslcmop identifiers
1493 :param db_nslcmop: database content of nslcmop
1494 :param db_vnfrs: database content of vnfrs, indexed by member-vnf-index.
1495 :return: True if some modification is done. Modifies database vnfrs and parameter db_vnfr with the
1496 computed 'vim-account-id'
1499 nslcmop_id
= db_nslcmop
['_id']
1500 placement_engine
= deep_get(db_nslcmop
, ('operationParams', 'placement-engine'))
1501 if placement_engine
== "PLA":
1502 self
.logger
.debug(logging_text
+ "Invoke and wait for placement optimization")
1503 await self
.msg
.aiowrite("pla", "get_placement", {'nslcmopId': nslcmop_id
}, loop
=self
.loop
)
1504 db_poll_interval
= 5
1505 wait
= db_poll_interval
* 10
1507 while not pla_result
and wait
>= 0:
1508 await asyncio
.sleep(db_poll_interval
)
1509 wait
-= db_poll_interval
1510 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
1511 pla_result
= deep_get(db_nslcmop
, ('_admin', 'pla'))
1514 raise LcmException("Placement timeout for nslcmopId={}".format(nslcmop_id
))
1516 for pla_vnf
in pla_result
['vnf']:
1517 vnfr
= db_vnfrs
.get(pla_vnf
['member-vnf-index'])
1518 if not pla_vnf
.get('vimAccountId') or not vnfr
:
1521 self
.db
.set_one("vnfrs", {"_id": vnfr
["_id"]}, {"vim-account-id": pla_vnf
['vimAccountId']})
1523 vnfr
["vim-account-id"] = pla_vnf
['vimAccountId']
1526 def update_nsrs_with_pla_result(self
, params
):
1528 nslcmop_id
= deep_get(params
, ('placement', 'nslcmopId'))
1529 self
.update_db_2("nslcmops", nslcmop_id
, {"_admin.pla": params
.get('placement')})
1530 except Exception as e
:
1531 self
.logger
.warn('Update failed for nslcmop_id={}:{}'.format(nslcmop_id
, e
))
1533 async def instantiate(self
, nsr_id
, nslcmop_id
):
1536 :param nsr_id: ns instance to deploy
1537 :param nslcmop_id: operation to run
1541 # Try to lock HA task here
1542 task_is_locked_by_me
= self
.lcm_tasks
.lock_HA('ns', 'nslcmops', nslcmop_id
)
1543 if not task_is_locked_by_me
:
1544 self
.logger
.debug('instantiate() task is not locked by me, ns={}'.format(nsr_id
))
1547 logging_text
= "Task ns={} instantiate={} ".format(nsr_id
, nslcmop_id
)
1548 self
.logger
.debug(logging_text
+ "Enter")
1553 # get all needed from database
1555 # database nsrs record
1558 # database nslcmops record
1561 # update operation on nsrs
1563 # update operation on nslcmops
1564 db_nslcmop_update
= {}
1566 nslcmop_operation_state
= None
1567 db_vnfrs
= {} # vnf's info indexed by member-index
1569 tasks_dict_info
= {} # from task to info text
1572 stage
= ['Stage 1/5: preparation of the environment.', "Waiting for previous operations to terminate.", ""]
1573 # ^ stage, step, VIM progress
1575 # wait for any previous tasks in process
1576 await self
.lcm_tasks
.waitfor_related_HA('ns', 'nslcmops', nslcmop_id
)
1578 # STEP 0: Reading database (nslcmops, nsrs, nsds, vnfrs, vnfds)
1579 stage
[1] = "Reading from database,"
1580 # nsState="BUILDING", currentOperation="INSTANTIATING", currentOperationID=nslcmop_id
1581 db_nsr_update
["detailed-status"] = "creating"
1582 db_nsr_update
["operational-status"] = "init"
1583 self
._write
_ns
_status
(
1585 ns_state
="BUILDING",
1586 current_operation
="INSTANTIATING",
1587 current_operation_id
=nslcmop_id
,
1588 other_update
=db_nsr_update
1590 self
._write
_op
_status
(
1596 # read from db: operation
1597 stage
[1] = "Getting nslcmop={} from db".format(nslcmop_id
)
1598 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
1599 ns_params
= db_nslcmop
.get("operationParams")
1600 if ns_params
and ns_params
.get("timeout_ns_deploy"):
1601 timeout_ns_deploy
= ns_params
["timeout_ns_deploy"]
1603 timeout_ns_deploy
= self
.timeout
.get("ns_deploy", self
.timeout_ns_deploy
)
1606 stage
[1] = "Getting nsr={} from db".format(nsr_id
)
1607 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1608 stage
[1] = "Getting nsd={} from db".format(db_nsr
["nsd-id"])
1609 nsd
= self
.db
.get_one("nsds", {"_id": db_nsr
["nsd-id"]})
1611 # nsr_name = db_nsr["name"] # TODO short-name??
1613 # read from db: vnf's of this ns
1614 stage
[1] = "Getting vnfrs from db"
1615 self
.logger
.debug(logging_text
+ stage
[1])
1616 db_vnfrs_list
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
1618 # read from db: vnfd's for every vnf
1619 db_vnfds_ref
= {} # every vnfd data indexed by vnf name
1620 db_vnfds
= {} # every vnfd data indexed by vnf id
1621 db_vnfds_index
= {} # every vnfd data indexed by vnf member-index
1623 # for each vnf in ns, read vnfd
1624 for vnfr
in db_vnfrs_list
:
1625 db_vnfrs
[vnfr
["member-vnf-index-ref"]] = vnfr
# vnf's dict indexed by member-index: '1', '2', etc
1626 vnfd_id
= vnfr
["vnfd-id"] # vnfd uuid for this vnf
1627 vnfd_ref
= vnfr
["vnfd-ref"] # vnfd name for this vnf
1628 # if we haven't this vnfd, read it from db
1629 if vnfd_id
not in db_vnfds
:
1631 stage
[1] = "Getting vnfd={} id='{}' from db".format(vnfd_id
, vnfd_ref
)
1632 self
.logger
.debug(logging_text
+ stage
[1])
1633 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd_id
})
1636 db_vnfds_ref
[vnfd_ref
] = vnfd
# vnfd's indexed by name
1637 db_vnfds
[vnfd_id
] = vnfd
# vnfd's indexed by id
1638 db_vnfds_index
[vnfr
["member-vnf-index-ref"]] = db_vnfds
[vnfd_id
] # vnfd's indexed by member-index
1640 # Get or generates the _admin.deployed.VCA list
1641 vca_deployed_list
= None
1642 if db_nsr
["_admin"].get("deployed"):
1643 vca_deployed_list
= db_nsr
["_admin"]["deployed"].get("VCA")
1644 if vca_deployed_list
is None:
1645 vca_deployed_list
= []
1646 configuration_status_list
= []
1647 db_nsr_update
["_admin.deployed.VCA"] = vca_deployed_list
1648 db_nsr_update
["configurationStatus"] = configuration_status_list
1649 # add _admin.deployed.VCA to db_nsr dictionary, value=vca_deployed_list
1650 populate_dict(db_nsr
, ("_admin", "deployed", "VCA"), vca_deployed_list
)
1651 elif isinstance(vca_deployed_list
, dict):
1652 # maintain backward compatibility. Change a dict to list at database
1653 vca_deployed_list
= list(vca_deployed_list
.values())
1654 db_nsr_update
["_admin.deployed.VCA"] = vca_deployed_list
1655 populate_dict(db_nsr
, ("_admin", "deployed", "VCA"), vca_deployed_list
)
1657 if not isinstance(deep_get(db_nsr
, ("_admin", "deployed", "RO", "vnfd")), list):
1658 populate_dict(db_nsr
, ("_admin", "deployed", "RO", "vnfd"), [])
1659 db_nsr_update
["_admin.deployed.RO.vnfd"] = []
1661 # set state to INSTANTIATED. When instantiated NBI will not delete directly
1662 db_nsr_update
["_admin.nsState"] = "INSTANTIATED"
1663 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1665 # n2vc_redesign STEP 2 Deploy Network Scenario
1666 stage
[0] = 'Stage 2/5: deployment of KDUs, VMs and execution environments.'
1667 self
._write
_op
_status
(
1672 stage
[1] = "Deploying KDUs,"
1673 # self.logger.debug(logging_text + "Before deploy_kdus")
1674 # Call to deploy_kdus in case exists the "vdu:kdu" param
1675 await self
.deploy_kdus(
1676 logging_text
=logging_text
,
1678 nslcmop_id
=nslcmop_id
,
1681 task_instantiation_info
=tasks_dict_info
,
1684 stage
[1] = "Getting VCA public key."
1685 # n2vc_redesign STEP 1 Get VCA public ssh-key
1686 # feature 1429. Add n2vc public key to needed VMs
1687 n2vc_key
= self
.n2vc
.get_public_key()
1688 n2vc_key_list
= [n2vc_key
]
1689 if self
.vca_config
.get("public_key"):
1690 n2vc_key_list
.append(self
.vca_config
["public_key"])
1692 stage
[1] = "Deploying NS at VIM."
1693 task_ro
= asyncio
.ensure_future(
1694 self
.instantiate_RO(
1695 logging_text
=logging_text
,
1699 db_nslcmop
=db_nslcmop
,
1701 db_vnfds_ref
=db_vnfds_ref
,
1702 n2vc_key_list
=n2vc_key_list
,
1706 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
, "instantiate_RO", task_ro
)
1707 tasks_dict_info
[task_ro
] = "Deploying at VIM"
1709 # n2vc_redesign STEP 3 to 6 Deploy N2VC
1710 stage
[1] = "Deploying Execution Environments."
1711 self
.logger
.debug(logging_text
+ stage
[1])
1713 nsi_id
= None # TODO put nsi_id when this nsr belongs to a NSI
1714 # get_iterable() returns a value from a dict or empty tuple if key does not exist
1715 for c_vnf
in get_iterable(nsd
, "constituent-vnfd"):
1716 vnfd_id
= c_vnf
["vnfd-id-ref"]
1717 vnfd
= db_vnfds_ref
[vnfd_id
]
1718 member_vnf_index
= str(c_vnf
["member-vnf-index"])
1719 db_vnfr
= db_vnfrs
[member_vnf_index
]
1720 base_folder
= vnfd
["_admin"]["storage"]
1726 # Get additional parameters
1728 if db_vnfr
.get("additionalParamsForVnf"):
1729 deploy_params
= self
._format
_additional
_params
(db_vnfr
["additionalParamsForVnf"].copy())
1731 descriptor_config
= vnfd
.get("vnf-configuration")
1732 if descriptor_config
and descriptor_config
.get("juju"):
1734 logging_text
=logging_text
+ "member_vnf_index={} ".format(member_vnf_index
),
1737 nslcmop_id
=nslcmop_id
,
1743 member_vnf_index
=member_vnf_index
,
1744 vdu_index
=vdu_index
,
1746 deploy_params
=deploy_params
,
1747 descriptor_config
=descriptor_config
,
1748 base_folder
=base_folder
,
1749 task_instantiation_info
=tasks_dict_info
,
1753 # Deploy charms for each VDU that supports one.
1754 for vdud
in get_iterable(vnfd
, 'vdu'):
1756 descriptor_config
= vdud
.get('vdu-configuration')
1757 vdur
= next((x
for x
in db_vnfr
["vdur"] if x
["vdu-id-ref"] == vdu_id
), None)
1758 if vdur
.get("additionalParams"):
1759 deploy_params_vdu
= self
._format
_additional
_params
(vdur
["additionalParams"])
1761 deploy_params_vdu
= deploy_params
1762 if descriptor_config
and descriptor_config
.get("juju"):
1763 # look for vdu index in the db_vnfr["vdu"] section
1764 # for vdur_index, vdur in enumerate(db_vnfr["vdur"]):
1765 # if vdur["vdu-id-ref"] == vdu_id:
1768 # raise LcmException("Mismatch vdu_id={} not found in the vnfr['vdur'] list for "
1769 # "member_vnf_index={}".format(vdu_id, member_vnf_index))
1770 # vdu_name = vdur.get("name")
1773 for vdu_index
in range(int(vdud
.get("count", 1))):
1774 # TODO vnfr_params["rw_mgmt_ip"] = vdur["ip-address"]
1776 logging_text
=logging_text
+ "member_vnf_index={}, vdu_id={}, vdu_index={} ".format(
1777 member_vnf_index
, vdu_id
, vdu_index
),
1780 nslcmop_id
=nslcmop_id
,
1786 member_vnf_index
=member_vnf_index
,
1787 vdu_index
=vdu_index
,
1789 deploy_params
=deploy_params_vdu
,
1790 descriptor_config
=descriptor_config
,
1791 base_folder
=base_folder
,
1792 task_instantiation_info
=tasks_dict_info
,
1795 for kdud
in get_iterable(vnfd
, 'kdu'):
1796 kdu_name
= kdud
["name"]
1797 descriptor_config
= kdud
.get('kdu-configuration')
1798 if descriptor_config
and descriptor_config
.get("juju"):
1802 # look for vdu index in the db_vnfr["vdu"] section
1803 # for vdur_index, vdur in enumerate(db_vnfr["vdur"]):
1804 # if vdur["vdu-id-ref"] == vdu_id:
1807 # raise LcmException("Mismatch vdu_id={} not found in the vnfr['vdur'] list for "
1808 # "member_vnf_index={}".format(vdu_id, member_vnf_index))
1809 # vdu_name = vdur.get("name")
1813 logging_text
=logging_text
,
1816 nslcmop_id
=nslcmop_id
,
1822 member_vnf_index
=member_vnf_index
,
1823 vdu_index
=vdu_index
,
1825 deploy_params
=deploy_params
,
1826 descriptor_config
=descriptor_config
,
1827 base_folder
=base_folder
,
1828 task_instantiation_info
=tasks_dict_info
,
1832 # Check if this NS has a charm configuration
1833 descriptor_config
= nsd
.get("ns-configuration")
1834 if descriptor_config
and descriptor_config
.get("juju"):
1837 member_vnf_index
= None
1843 # Get additional parameters
1845 if db_nsr
.get("additionalParamsForNs"):
1846 deploy_params
= self
._format
_additional
_params
(db_nsr
["additionalParamsForNs"].copy())
1847 base_folder
= nsd
["_admin"]["storage"]
1849 logging_text
=logging_text
,
1852 nslcmop_id
=nslcmop_id
,
1858 member_vnf_index
=member_vnf_index
,
1859 vdu_index
=vdu_index
,
1861 deploy_params
=deploy_params
,
1862 descriptor_config
=descriptor_config
,
1863 base_folder
=base_folder
,
1864 task_instantiation_info
=tasks_dict_info
,
1868 # rest of staff will be done at finally
1870 except (ROclient
.ROClientException
, DbException
, LcmException
, N2VCException
) as e
:
1871 self
.logger
.error(logging_text
+ "Exit Exception while '{}': {}".format(stage
[1], e
))
1873 except asyncio
.CancelledError
:
1874 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(stage
[1]))
1875 exc
= "Operation was cancelled"
1876 except Exception as e
:
1877 exc
= traceback
.format_exc()
1878 self
.logger
.critical(logging_text
+ "Exit Exception while '{}': {}".format(stage
[1], e
), exc_info
=True)
1881 error_list
.append(str(exc
))
1883 # wait for pending tasks
1885 stage
[1] = "Waiting for instantiate pending tasks."
1886 self
.logger
.debug(logging_text
+ stage
[1])
1887 error_list
+= await self
._wait
_for
_tasks
(logging_text
, tasks_dict_info
, timeout_ns_deploy
,
1888 stage
, nslcmop_id
, nsr_id
=nsr_id
)
1889 stage
[1] = stage
[2] = ""
1890 except asyncio
.CancelledError
:
1891 error_list
.append("Cancelled")
1892 # TODO cancel all tasks
1893 except Exception as exc
:
1894 error_list
.append(str(exc
))
1896 # update operation-status
1897 db_nsr_update
["operational-status"] = "running"
1898 # let's begin with VCA 'configured' status (later we can change it)
1899 db_nsr_update
["config-status"] = "configured"
1900 for task
, task_name
in tasks_dict_info
.items():
1901 if not task
.done() or task
.cancelled() or task
.exception():
1902 if task_name
.startswith(self
.task_name_deploy_vca
):
1903 # A N2VC task is pending
1904 db_nsr_update
["config-status"] = "failed"
1906 # RO or KDU task is pending
1907 db_nsr_update
["operational-status"] = "failed"
1909 # update status at database
1911 error_detail
= ". ".join(error_list
)
1912 self
.logger
.error(logging_text
+ error_detail
)
1913 error_description_nslcmop
= 'Stage: {}. Detail: {}'.format(stage
[0], error_detail
)
1914 error_description_nsr
= 'Operation: INSTANTIATING.{}, Stage {}'.format(nslcmop_id
, stage
[0])
1916 db_nsr_update
["detailed-status"] = error_description_nsr
+ " Detail: " + error_detail
1917 db_nslcmop_update
["detailed-status"] = error_detail
1918 nslcmop_operation_state
= "FAILED"
1922 error_description_nsr
= error_description_nslcmop
= None
1924 db_nsr_update
["detailed-status"] = "Done"
1925 db_nslcmop_update
["detailed-status"] = "Done"
1926 nslcmop_operation_state
= "COMPLETED"
1929 self
._write
_ns
_status
(
1932 current_operation
="IDLE",
1933 current_operation_id
=None,
1934 error_description
=error_description_nsr
,
1935 error_detail
=error_detail
,
1936 other_update
=db_nsr_update
1938 self
._write
_op
_status
(
1941 error_message
=error_description_nslcmop
,
1942 operation_state
=nslcmop_operation_state
,
1943 other_update
=db_nslcmop_update
,
1946 if nslcmop_operation_state
:
1948 await self
.msg
.aiowrite("ns", "instantiated", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
1949 "operationState": nslcmop_operation_state
},
1951 except Exception as e
:
1952 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
1954 self
.logger
.debug(logging_text
+ "Exit")
1955 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_instantiate")
1957 async def _add_vca_relations(self
, logging_text
, nsr_id
, vca_index
: int, timeout
: int = 3600) -> bool:
1960 # 1. find all relations for this VCA
1961 # 2. wait for other peers related
1966 # STEP 1: find all relations for this VCA
1969 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1970 nsd
= self
.db
.get_one("nsds", {"_id": db_nsr
["nsd-id"]})
1973 my_vca
= deep_get(db_nsr
, ('_admin', 'deployed', 'VCA'))[vca_index
]
1975 # read all ns-configuration relations
1976 ns_relations
= list()
1977 db_ns_relations
= deep_get(nsd
, ('ns-configuration', 'relation'))
1979 for r
in db_ns_relations
:
1980 # check if this VCA is in the relation
1981 if my_vca
.get('member-vnf-index') in\
1982 (r
.get('entities')[0].get('id'), r
.get('entities')[1].get('id')):
1983 ns_relations
.append(r
)
1985 # read all vnf-configuration relations
1986 vnf_relations
= list()
1987 db_vnfd_list
= db_nsr
.get('vnfd-id')
1989 for vnfd
in db_vnfd_list
:
1990 db_vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd
})
1991 db_vnf_relations
= deep_get(db_vnfd
, ('vnf-configuration', 'relation'))
1992 if db_vnf_relations
:
1993 for r
in db_vnf_relations
:
1994 # check if this VCA is in the relation
1995 if my_vca
.get('vdu_id') in (r
.get('entities')[0].get('id'), r
.get('entities')[1].get('id')):
1996 vnf_relations
.append(r
)
1998 # if no relations, terminate
1999 if not ns_relations
and not vnf_relations
:
2000 self
.logger
.debug(logging_text
+ ' No relations')
2003 self
.logger
.debug(logging_text
+ ' adding relations\n {}\n {}'.format(ns_relations
, vnf_relations
))
2010 if now
- start
>= timeout
:
2011 self
.logger
.error(logging_text
+ ' : timeout adding relations')
2014 # reload nsr from database (we need to update record: _admin.deloyed.VCA)
2015 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
2017 # for each defined NS relation, find the VCA's related
2018 for r
in ns_relations
:
2019 from_vca_ee_id
= None
2021 from_vca_endpoint
= None
2022 to_vca_endpoint
= None
2023 vca_list
= deep_get(db_nsr
, ('_admin', 'deployed', 'VCA'))
2024 for vca
in vca_list
:
2025 if vca
.get('member-vnf-index') == r
.get('entities')[0].get('id') \
2026 and vca
.get('config_sw_installed'):
2027 from_vca_ee_id
= vca
.get('ee_id')
2028 from_vca_endpoint
= r
.get('entities')[0].get('endpoint')
2029 if vca
.get('member-vnf-index') == r
.get('entities')[1].get('id') \
2030 and vca
.get('config_sw_installed'):
2031 to_vca_ee_id
= vca
.get('ee_id')
2032 to_vca_endpoint
= r
.get('entities')[1].get('endpoint')
2033 if from_vca_ee_id
and to_vca_ee_id
:
2035 await self
.n2vc
.add_relation(
2036 ee_id_1
=from_vca_ee_id
,
2037 ee_id_2
=to_vca_ee_id
,
2038 endpoint_1
=from_vca_endpoint
,
2039 endpoint_2
=to_vca_endpoint
)
2040 # remove entry from relations list
2041 ns_relations
.remove(r
)
2043 # check failed peers
2045 vca_status_list
= db_nsr
.get('configurationStatus')
2047 for i
in range(len(vca_list
)):
2049 vca_status
= vca_status_list
[i
]
2050 if vca
.get('member-vnf-index') == r
.get('entities')[0].get('id'):
2051 if vca_status
.get('status') == 'BROKEN':
2052 # peer broken: remove relation from list
2053 ns_relations
.remove(r
)
2054 if vca
.get('member-vnf-index') == r
.get('entities')[1].get('id'):
2055 if vca_status
.get('status') == 'BROKEN':
2056 # peer broken: remove relation from list
2057 ns_relations
.remove(r
)
2062 # for each defined VNF relation, find the VCA's related
2063 for r
in vnf_relations
:
2064 from_vca_ee_id
= None
2066 from_vca_endpoint
= None
2067 to_vca_endpoint
= None
2068 vca_list
= deep_get(db_nsr
, ('_admin', 'deployed', 'VCA'))
2069 for vca
in vca_list
:
2070 key_to_check
= "vdu_id"
2071 if vca
.get("vdu_id") is None:
2072 key_to_check
= "vnfd_id"
2073 if vca
.get(key_to_check
) == r
.get('entities')[0].get('id') and vca
.get('config_sw_installed'):
2074 from_vca_ee_id
= vca
.get('ee_id')
2075 from_vca_endpoint
= r
.get('entities')[0].get('endpoint')
2076 if vca
.get(key_to_check
) == r
.get('entities')[1].get('id') and vca
.get('config_sw_installed'):
2077 to_vca_ee_id
= vca
.get('ee_id')
2078 to_vca_endpoint
= r
.get('entities')[1].get('endpoint')
2079 if from_vca_ee_id
and to_vca_ee_id
:
2081 await self
.n2vc
.add_relation(
2082 ee_id_1
=from_vca_ee_id
,
2083 ee_id_2
=to_vca_ee_id
,
2084 endpoint_1
=from_vca_endpoint
,
2085 endpoint_2
=to_vca_endpoint
)
2086 # remove entry from relations list
2087 vnf_relations
.remove(r
)
2089 # check failed peers
2091 vca_status_list
= db_nsr
.get('configurationStatus')
2093 for i
in range(len(vca_list
)):
2095 vca_status
= vca_status_list
[i
]
2096 if vca
.get('vdu_id') == r
.get('entities')[0].get('id'):
2097 if vca_status
.get('status') == 'BROKEN':
2098 # peer broken: remove relation from list
2099 ns_relations
.remove(r
)
2100 if vca
.get('vdu_id') == r
.get('entities')[1].get('id'):
2101 if vca_status
.get('status') == 'BROKEN':
2102 # peer broken: remove relation from list
2103 ns_relations
.remove(r
)
2109 await asyncio
.sleep(5.0)
2111 if not ns_relations
and not vnf_relations
:
2112 self
.logger
.debug('Relations added')
2117 except Exception as e
:
2118 self
.logger
.warn(logging_text
+ ' ERROR adding relations: {}'.format(e
))
2121 def _write_db_callback(self
, task
, item
, _id
, on_done
=None, on_exc
=None):
2123 callback for kdu install intended to store the returned kdu_instance at database
2128 result
= task
.result()
2130 db_update
[on_done
] = str(result
)
2131 except Exception as e
:
2133 db_update
[on_exc
] = str(e
)
2136 self
.update_db_2(item
, _id
, db_update
)
2140 async def deploy_kdus(self
, logging_text
, nsr_id
, nslcmop_id
, db_vnfrs
, db_vnfds
, task_instantiation_info
):
2141 # Launch kdus if present in the descriptor
2143 k8scluster_id_2_uuic
= {"helm-chart": {}, "juju-bundle": {}}
2145 def _get_cluster_id(cluster_id
, cluster_type
):
2146 nonlocal k8scluster_id_2_uuic
2147 if cluster_id
in k8scluster_id_2_uuic
[cluster_type
]:
2148 return k8scluster_id_2_uuic
[cluster_type
][cluster_id
]
2150 db_k8scluster
= self
.db
.get_one("k8sclusters", {"_id": cluster_id
}, fail_on_empty
=False)
2151 if not db_k8scluster
:
2152 raise LcmException("K8s cluster {} cannot be found".format(cluster_id
))
2153 k8s_id
= deep_get(db_k8scluster
, ("_admin", cluster_type
, "id"))
2155 raise LcmException("K8s cluster '{}' has not been initilized for '{}'".format(cluster_id
, cluster_type
))
2156 k8scluster_id_2_uuic
[cluster_type
][cluster_id
] = k8s_id
2159 logging_text
+= "Deploy kdus: "
2162 db_nsr_update
= {"_admin.deployed.K8s": []}
2163 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2166 updated_cluster_list
= []
2168 for vnfr_data
in db_vnfrs
.values():
2169 for kdur
in get_iterable(vnfr_data
, "kdur"):
2170 desc_params
= self
._format
_additional
_params
(kdur
.get("additionalParams"))
2171 vnfd_id
= vnfr_data
.get('vnfd-id')
2172 namespace
= kdur
.get("k8s-namespace")
2173 if kdur
.get("helm-chart"):
2174 kdumodel
= kdur
["helm-chart"]
2175 k8sclustertype
= "helm-chart"
2176 elif kdur
.get("juju-bundle"):
2177 kdumodel
= kdur
["juju-bundle"]
2178 k8sclustertype
= "juju-bundle"
2180 raise LcmException("kdu type for kdu='{}.{}' is neither helm-chart nor "
2181 "juju-bundle. Maybe an old NBI version is running".
2182 format(vnfr_data
["member-vnf-index-ref"], kdur
["kdu-name"]))
2183 # check if kdumodel is a file and exists
2185 storage
= deep_get(db_vnfds
.get(vnfd_id
), ('_admin', 'storage'))
2186 if storage
and storage
.get('pkg-dir'): # may be not present if vnfd has not artifacts
2187 # path format: /vnfdid/pkkdir/helm-charts|juju-bundles/kdumodel
2188 filename
= '{}/{}/{}s/{}'.format(storage
["folder"], storage
["pkg-dir"], k8sclustertype
,
2190 if self
.fs
.file_exists(filename
, mode
='file') or self
.fs
.file_exists(filename
, mode
='dir'):
2191 kdumodel
= self
.fs
.path
+ filename
2192 except (asyncio
.TimeoutError
, asyncio
.CancelledError
):
2194 except Exception: # it is not a file
2197 k8s_cluster_id
= kdur
["k8s-cluster"]["id"]
2198 step
= "Synchronize repos for k8s cluster '{}'".format(k8s_cluster_id
)
2199 cluster_uuid
= _get_cluster_id(k8s_cluster_id
, k8sclustertype
)
2201 if k8sclustertype
== "helm-chart" and cluster_uuid
not in updated_cluster_list
:
2202 del_repo_list
, added_repo_dict
= await asyncio
.ensure_future(
2203 self
.k8sclusterhelm
.synchronize_repos(cluster_uuid
=cluster_uuid
))
2204 if del_repo_list
or added_repo_dict
:
2205 unset
= {'_admin.helm_charts_added.' + item
: None for item
in del_repo_list
}
2206 updated
= {'_admin.helm_charts_added.' +
2207 item
: name
for item
, name
in added_repo_dict
.items()}
2208 self
.logger
.debug(logging_text
+ "repos synchronized on k8s cluster '{}' to_delete: {}, "
2209 "to_add: {}".format(k8s_cluster_id
, del_repo_list
,
2211 self
.db
.set_one("k8sclusters", {"_id": k8s_cluster_id
}, updated
, unset
=unset
)
2212 updated_cluster_list
.append(cluster_uuid
)
2214 step
= "Instantiating KDU {}.{} in k8s cluster {}".format(vnfr_data
["member-vnf-index-ref"],
2215 kdur
["kdu-name"], k8s_cluster_id
)
2217 k8s_instace_info
= {"kdu-instance": None,
2218 "k8scluster-uuid": cluster_uuid
,
2219 "k8scluster-type": k8sclustertype
,
2220 "member-vnf-index": vnfr_data
["member-vnf-index-ref"],
2221 "kdu-name": kdur
["kdu-name"],
2222 "kdu-model": kdumodel
,
2223 "namespace": namespace
}
2224 db_path
= "_admin.deployed.K8s.{}".format(index
)
2225 db_nsr_update
[db_path
] = k8s_instace_info
2226 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2228 db_dict
= {"collection": "nsrs",
2229 "filter": {"_id": nsr_id
},
2232 task
= asyncio
.ensure_future(
2233 self
.k8scluster_map
[k8sclustertype
].install(cluster_uuid
=cluster_uuid
, kdu_model
=kdumodel
,
2234 atomic
=True, params
=desc_params
,
2235 db_dict
=db_dict
, timeout
=600,
2236 kdu_name
=kdur
["kdu-name"], namespace
=namespace
))
2238 task
.add_done_callback(partial(self
._write
_db
_callback
, item
="nsrs", _id
=nsr_id
,
2239 on_done
=db_path
+ ".kdu-instance",
2240 on_exc
=db_path
+ ".detailed-status"))
2241 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
, "instantiate_KDU-{}".format(index
), task
)
2242 task_instantiation_info
[task
] = "Deploying KDU {}".format(kdur
["kdu-name"])
2246 except (LcmException
, asyncio
.CancelledError
):
2248 except Exception as e
:
2249 msg
= "Exception {} while {}: {}".format(type(e
).__name
__, step
, e
)
2250 if isinstance(e
, (N2VCException
, DbException
)):
2251 self
.logger
.error(logging_text
+ msg
)
2253 self
.logger
.critical(logging_text
+ msg
, exc_info
=True)
2254 raise LcmException(msg
)
2257 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2259 def _deploy_n2vc(self
, logging_text
, db_nsr
, db_vnfr
, nslcmop_id
, nsr_id
, nsi_id
, vnfd_id
, vdu_id
,
2260 kdu_name
, member_vnf_index
, vdu_index
, vdu_name
, deploy_params
, descriptor_config
,
2261 base_folder
, task_instantiation_info
, stage
):
2262 # launch instantiate_N2VC in a asyncio task and register task object
2263 # Look where information of this charm is at database <nsrs>._admin.deployed.VCA
2264 # if not found, create one entry and update database
2266 # fill db_nsr._admin.deployed.VCA.<index>
2268 for vca_index
, vca_deployed
in enumerate(db_nsr
["_admin"]["deployed"]["VCA"]):
2269 if not vca_deployed
:
2271 if vca_deployed
.get("member-vnf-index") == member_vnf_index
and \
2272 vca_deployed
.get("vdu_id") == vdu_id
and \
2273 vca_deployed
.get("kdu_name") == kdu_name
and \
2274 vca_deployed
.get("vdu_count_index", 0) == vdu_index
:
2277 # not found, create one.
2279 "member-vnf-index": member_vnf_index
,
2281 "kdu_name": kdu_name
,
2282 "vdu_count_index": vdu_index
,
2283 "operational-status": "init", # TODO revise
2284 "detailed-status": "", # TODO revise
2285 "step": "initial-deploy", # TODO revise
2287 "vdu_name": vdu_name
,
2291 # create VCA and configurationStatus in db
2293 "_admin.deployed.VCA.{}".format(vca_index
): vca_deployed
,
2294 "configurationStatus.{}".format(vca_index
): dict()
2296 self
.update_db_2("nsrs", nsr_id
, db_dict
)
2298 db_nsr
["_admin"]["deployed"]["VCA"].append(vca_deployed
)
2301 task_n2vc
= asyncio
.ensure_future(
2302 self
.instantiate_N2VC(
2303 logging_text
=logging_text
,
2304 vca_index
=vca_index
,
2310 vdu_index
=vdu_index
,
2311 deploy_params
=deploy_params
,
2312 config_descriptor
=descriptor_config
,
2313 base_folder
=base_folder
,
2314 nslcmop_id
=nslcmop_id
,
2318 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
, "instantiate_N2VC-{}".format(vca_index
), task_n2vc
)
2319 task_instantiation_info
[task_n2vc
] = self
.task_name_deploy_vca
+ " {}.{}".format(
2320 member_vnf_index
or "", vdu_id
or "")
2322 # Check if this VNFD has a configured terminate action
2323 def _has_terminate_config_primitive(self
, vnfd
):
2324 vnf_config
= vnfd
.get("vnf-configuration")
2325 if vnf_config
and vnf_config
.get("terminate-config-primitive"):
2331 def _get_terminate_config_primitive_seq_list(vnfd
):
2332 """ Get a numerically sorted list of the sequences for this VNFD's terminate action """
2333 # No need to check for existing primitive twice, already done before
2334 vnf_config
= vnfd
.get("vnf-configuration")
2335 seq_list
= vnf_config
.get("terminate-config-primitive")
2336 # Get all 'seq' tags in seq_list, order sequences numerically, ascending.
2337 seq_list_sorted
= sorted(seq_list
, key
=lambda x
: int(x
['seq']))
2338 return seq_list_sorted
2341 def _create_nslcmop(nsr_id
, operation
, params
):
2343 Creates a ns-lcm-opp content to be stored at database.
2344 :param nsr_id: internal id of the instance
2345 :param operation: instantiate, terminate, scale, action, ...
2346 :param params: user parameters for the operation
2347 :return: dictionary following SOL005 format
2349 # Raise exception if invalid arguments
2350 if not (nsr_id
and operation
and params
):
2352 "Parameters 'nsr_id', 'operation' and 'params' needed to create primitive not provided")
2358 # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
2359 "operationState": "PROCESSING",
2360 "statusEnteredTime": now
,
2361 "nsInstanceId": nsr_id
,
2362 "lcmOperationType": operation
,
2364 "isAutomaticInvocation": False,
2365 "operationParams": params
,
2366 "isCancelPending": False,
2368 "self": "/osm/nslcm/v1/ns_lcm_op_occs/" + _id
,
2369 "nsInstance": "/osm/nslcm/v1/ns_instances/" + nsr_id
,
2374 def _format_additional_params(self
, params
):
2375 params
= params
or {}
2376 for key
, value
in params
.items():
2377 if str(value
).startswith("!!yaml "):
2378 params
[key
] = yaml
.safe_load(value
[7:])
2381 def _get_terminate_primitive_params(self
, seq
, vnf_index
):
2382 primitive
= seq
.get('name')
2383 primitive_params
= {}
2385 "member_vnf_index": vnf_index
,
2386 "primitive": primitive
,
2387 "primitive_params": primitive_params
,
2390 return self
._map
_primitive
_params
(seq
, params
, desc_params
)
2394 def _retry_or_skip_suboperation(self
, db_nslcmop
, op_index
):
2395 op
= deep_get(db_nslcmop
, ('_admin', 'operations'), [])[op_index
]
2396 if op
.get('operationState') == 'COMPLETED':
2397 # b. Skip sub-operation
2398 # _ns_execute_primitive() or RO.create_action() will NOT be executed
2399 return self
.SUBOPERATION_STATUS_SKIP
2401 # c. retry executing sub-operation
2402 # The sub-operation exists, and operationState != 'COMPLETED'
2403 # Update operationState = 'PROCESSING' to indicate a retry.
2404 operationState
= 'PROCESSING'
2405 detailed_status
= 'In progress'
2406 self
._update
_suboperation
_status
(
2407 db_nslcmop
, op_index
, operationState
, detailed_status
)
2408 # Return the sub-operation index
2409 # _ns_execute_primitive() or RO.create_action() will be called from scale()
2410 # with arguments extracted from the sub-operation
2413 # Find a sub-operation where all keys in a matching dictionary must match
2414 # Returns the index of the matching sub-operation, or SUBOPERATION_STATUS_NOT_FOUND if no match
2415 def _find_suboperation(self
, db_nslcmop
, match
):
2416 if db_nslcmop
and match
:
2417 op_list
= db_nslcmop
.get('_admin', {}).get('operations', [])
2418 for i
, op
in enumerate(op_list
):
2419 if all(op
.get(k
) == match
[k
] for k
in match
):
2421 return self
.SUBOPERATION_STATUS_NOT_FOUND
2423 # Update status for a sub-operation given its index
2424 def _update_suboperation_status(self
, db_nslcmop
, op_index
, operationState
, detailed_status
):
2425 # Update DB for HA tasks
2426 q_filter
= {'_id': db_nslcmop
['_id']}
2427 update_dict
= {'_admin.operations.{}.operationState'.format(op_index
): operationState
,
2428 '_admin.operations.{}.detailed-status'.format(op_index
): detailed_status
}
2429 self
.db
.set_one("nslcmops",
2431 update_dict
=update_dict
,
2432 fail_on_empty
=False)
2434 # Add sub-operation, return the index of the added sub-operation
2435 # Optionally, set operationState, detailed-status, and operationType
2436 # Status and type are currently set for 'scale' sub-operations:
2437 # 'operationState' : 'PROCESSING' | 'COMPLETED' | 'FAILED'
2438 # 'detailed-status' : status message
2439 # 'operationType': may be any type, in the case of scaling: 'PRE-SCALE' | 'POST-SCALE'
2440 # Status and operation type are currently only used for 'scale', but NOT for 'terminate' sub-operations.
2441 def _add_suboperation(self
, db_nslcmop
, vnf_index
, vdu_id
, vdu_count_index
, vdu_name
, primitive
,
2442 mapped_primitive_params
, operationState
=None, detailed_status
=None, operationType
=None,
2443 RO_nsr_id
=None, RO_scaling_info
=None):
2445 return self
.SUBOPERATION_STATUS_NOT_FOUND
2446 # Get the "_admin.operations" list, if it exists
2447 db_nslcmop_admin
= db_nslcmop
.get('_admin', {})
2448 op_list
= db_nslcmop_admin
.get('operations')
2449 # Create or append to the "_admin.operations" list
2450 new_op
= {'member_vnf_index': vnf_index
,
2452 'vdu_count_index': vdu_count_index
,
2453 'primitive': primitive
,
2454 'primitive_params': mapped_primitive_params
}
2456 new_op
['operationState'] = operationState
2458 new_op
['detailed-status'] = detailed_status
2460 new_op
['lcmOperationType'] = operationType
2462 new_op
['RO_nsr_id'] = RO_nsr_id
2464 new_op
['RO_scaling_info'] = RO_scaling_info
2466 # No existing operations, create key 'operations' with current operation as first list element
2467 db_nslcmop_admin
.update({'operations': [new_op
]})
2468 op_list
= db_nslcmop_admin
.get('operations')
2470 # Existing operations, append operation to list
2471 op_list
.append(new_op
)
2473 db_nslcmop_update
= {'_admin.operations': op_list
}
2474 self
.update_db_2("nslcmops", db_nslcmop
['_id'], db_nslcmop_update
)
2475 op_index
= len(op_list
) - 1
2478 # Helper methods for scale() sub-operations
2480 # pre-scale/post-scale:
2481 # Check for 3 different cases:
2482 # a. New: First time execution, return SUBOPERATION_STATUS_NEW
2483 # b. Skip: Existing sub-operation exists, operationState == 'COMPLETED', return SUBOPERATION_STATUS_SKIP
2484 # c. retry: Existing sub-operation exists, operationState != 'COMPLETED', return op_index to re-execute
2485 def _check_or_add_scale_suboperation(self
, db_nslcmop
, vnf_index
, vnf_config_primitive
, primitive_params
,
2486 operationType
, RO_nsr_id
=None, RO_scaling_info
=None):
2487 # Find this sub-operation
2488 if RO_nsr_id
and RO_scaling_info
:
2489 operationType
= 'SCALE-RO'
2491 'member_vnf_index': vnf_index
,
2492 'RO_nsr_id': RO_nsr_id
,
2493 'RO_scaling_info': RO_scaling_info
,
2497 'member_vnf_index': vnf_index
,
2498 'primitive': vnf_config_primitive
,
2499 'primitive_params': primitive_params
,
2500 'lcmOperationType': operationType
2502 op_index
= self
._find
_suboperation
(db_nslcmop
, match
)
2503 if op_index
== self
.SUBOPERATION_STATUS_NOT_FOUND
:
2504 # a. New sub-operation
2505 # The sub-operation does not exist, add it.
2506 # _ns_execute_primitive() will be called from scale() as usual, with non-modified arguments
2507 # The following parameters are set to None for all kind of scaling:
2509 vdu_count_index
= None
2511 if RO_nsr_id
and RO_scaling_info
:
2512 vnf_config_primitive
= None
2513 primitive_params
= None
2516 RO_scaling_info
= None
2517 # Initial status for sub-operation
2518 operationState
= 'PROCESSING'
2519 detailed_status
= 'In progress'
2520 # Add sub-operation for pre/post-scaling (zero or more operations)
2521 self
._add
_suboperation
(db_nslcmop
,
2526 vnf_config_primitive
,
2533 return self
.SUBOPERATION_STATUS_NEW
2535 # Return either SUBOPERATION_STATUS_SKIP (operationState == 'COMPLETED'),
2536 # or op_index (operationState != 'COMPLETED')
2537 return self
._retry
_or
_skip
_suboperation
(db_nslcmop
, op_index
)
2539 # Function to return execution_environment id
2541 def _get_ee_id(self
, vnf_index
, vdu_id
, vca_deployed_list
):
2542 # TODO vdu_index_count
2543 for vca
in vca_deployed_list
:
2544 if vca
["member-vnf-index"] == vnf_index
and vca
["vdu_id"] == vdu_id
:
2547 async def destroy_N2VC(self
, logging_text
, db_nslcmop
, vca_deployed
, config_descriptor
, vca_index
, destroy_ee
=True):
2549 Execute the terminate primitives and destroy the execution environment (if destroy_ee=False
2550 :param logging_text:
2552 :param vca_deployed: Dictionary of deployment info at db_nsr._admin.depoloyed.VCA.<INDEX>
2553 :param config_descriptor: Configuration descriptor of the NSD, VNFD, VNFD.vdu or VNFD.kdu
2554 :param vca_index: index in the database _admin.deployed.VCA
2555 :param destroy_ee: False to do not destroy, because it will be destroyed all of then at once
2556 :return: None or exception
2558 # execute terminate_primitives
2559 terminate_primitives
= config_descriptor
.get("terminate-config-primitive")
2560 vdu_id
= vca_deployed
.get("vdu_id")
2561 vdu_count_index
= vca_deployed
.get("vdu_count_index")
2562 vdu_name
= vca_deployed
.get("vdu_name")
2563 vnf_index
= vca_deployed
.get("member-vnf-index")
2564 if terminate_primitives
and vca_deployed
.get("needed_terminate"):
2565 # Get all 'seq' tags in seq_list, order sequences numerically, ascending.
2566 terminate_primitives
= sorted(terminate_primitives
, key
=lambda x
: int(x
['seq']))
2567 for seq
in terminate_primitives
:
2568 # For each sequence in list, get primitive and call _ns_execute_primitive()
2569 step
= "Calling terminate action for vnf_member_index={} primitive={}".format(
2570 vnf_index
, seq
.get("name"))
2571 self
.logger
.debug(logging_text
+ step
)
2572 # Create the primitive for each sequence, i.e. "primitive": "touch"
2573 primitive
= seq
.get('name')
2574 mapped_primitive_params
= self
._get
_terminate
_primitive
_params
(seq
, vnf_index
)
2575 # The following 3 parameters are currently set to None for 'terminate':
2576 # vdu_id, vdu_count_index, vdu_name
2579 self
._add
_suboperation
(db_nslcmop
,
2585 mapped_primitive_params
)
2586 # Sub-operations: Call _ns_execute_primitive() instead of action()
2588 result
, result_detail
= await self
._ns
_execute
_primitive
(vca_deployed
["ee_id"], primitive
,
2589 mapped_primitive_params
)
2590 except LcmException
:
2591 # this happens when VCA is not deployed. In this case it is not needed to terminate
2593 result_ok
= ['COMPLETED', 'PARTIALLY_COMPLETED']
2594 if result
not in result_ok
:
2595 raise LcmException("terminate_primitive {} for vnf_member_index={} fails with "
2596 "error {}".format(seq
.get("name"), vnf_index
, result_detail
))
2597 # set that this VCA do not need terminated
2598 db_update_entry
= "_admin.deployed.VCA.{}.needed_terminate".format(vca_index
)
2599 self
.update_db_2("nsrs", db_nslcmop
["nsInstanceId"], {db_update_entry
: False})
2602 await self
.n2vc
.delete_execution_environment(vca_deployed
["ee_id"])
2604 async def _delete_all_N2VC(self
, db_nsr
: dict):
2605 self
._write
_all
_config
_status
(db_nsr
=db_nsr
, status
='TERMINATING')
2606 namespace
= "." + db_nsr
["_id"]
2608 await self
.n2vc
.delete_namespace(namespace
=namespace
, total_timeout
=self
.timeout_charm_delete
)
2609 except N2VCNotFound
: # already deleted. Skip
2611 self
._write
_all
_config
_status
(db_nsr
=db_nsr
, status
='DELETED')
2613 async def _terminate_RO(self
, logging_text
, nsr_deployed
, nsr_id
, nslcmop_id
, stage
):
2615 Terminates a deployment from RO
2616 :param logging_text:
2617 :param nsr_deployed: db_nsr._admin.deployed
2620 :param stage: list of string with the content to write on db_nslcmop.detailed-status.
2621 this method will update only the index 2, but it will write on database the concatenated content of the list
2626 ro_nsr_id
= ro_delete_action
= None
2627 if nsr_deployed
and nsr_deployed
.get("RO"):
2628 ro_nsr_id
= nsr_deployed
["RO"].get("nsr_id")
2629 ro_delete_action
= nsr_deployed
["RO"].get("nsr_delete_action_id")
2632 stage
[2] = "Deleting ns from VIM."
2633 db_nsr_update
["detailed-status"] = " ".join(stage
)
2634 self
._write
_op
_status
(nslcmop_id
, stage
)
2635 self
.logger
.debug(logging_text
+ stage
[2])
2636 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2637 self
._write
_op
_status
(nslcmop_id
, stage
)
2638 desc
= await self
.RO
.delete("ns", ro_nsr_id
)
2639 ro_delete_action
= desc
["action_id"]
2640 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = ro_delete_action
2641 db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
2642 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
2643 if ro_delete_action
:
2644 # wait until NS is deleted from VIM
2645 stage
[2] = "Waiting ns deleted from VIM."
2646 detailed_status_old
= None
2647 self
.logger
.debug(logging_text
+ stage
[2] + " RO_id={} ro_delete_action={}".format(ro_nsr_id
,
2649 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2650 self
._write
_op
_status
(nslcmop_id
, stage
)
2652 delete_timeout
= 20 * 60 # 20 minutes
2653 while delete_timeout
> 0:
2654 desc
= await self
.RO
.show(
2656 item_id_name
=ro_nsr_id
,
2657 extra_item
="action",
2658 extra_item_id
=ro_delete_action
)
2661 self
._on
_update
_ro
_db
(nsrs_id
=nsr_id
, ro_descriptor
=desc
)
2663 ns_status
, ns_status_info
= self
.RO
.check_action_status(desc
)
2664 if ns_status
== "ERROR":
2665 raise ROclient
.ROClientException(ns_status_info
)
2666 elif ns_status
== "BUILD":
2667 stage
[2] = "Deleting from VIM {}".format(ns_status_info
)
2668 elif ns_status
== "ACTIVE":
2669 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = None
2670 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
2673 assert False, "ROclient.check_action_status returns unknown {}".format(ns_status
)
2674 if stage
[2] != detailed_status_old
:
2675 detailed_status_old
= stage
[2]
2676 db_nsr_update
["detailed-status"] = " ".join(stage
)
2677 self
._write
_op
_status
(nslcmop_id
, stage
)
2678 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2679 await asyncio
.sleep(5, loop
=self
.loop
)
2681 else: # delete_timeout <= 0:
2682 raise ROclient
.ROClientException("Timeout waiting ns deleted from VIM")
2684 except Exception as e
:
2685 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2686 if isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 404: # not found
2687 db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
2688 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
2689 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = None
2690 self
.logger
.debug(logging_text
+ "RO_ns_id={} already deleted".format(ro_nsr_id
))
2691 elif isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 409: # conflict
2692 failed_detail
.append("delete conflict: {}".format(e
))
2693 self
.logger
.debug(logging_text
+ "RO_ns_id={} delete conflict: {}".format(ro_nsr_id
, e
))
2695 failed_detail
.append("delete error: {}".format(e
))
2696 self
.logger
.error(logging_text
+ "RO_ns_id={} delete error: {}".format(ro_nsr_id
, e
))
2699 if not failed_detail
and deep_get(nsr_deployed
, ("RO", "nsd_id")):
2700 ro_nsd_id
= nsr_deployed
["RO"]["nsd_id"]
2702 stage
[2] = "Deleting nsd from RO."
2703 db_nsr_update
["detailed-status"] = " ".join(stage
)
2704 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2705 self
._write
_op
_status
(nslcmop_id
, stage
)
2706 await self
.RO
.delete("nsd", ro_nsd_id
)
2707 self
.logger
.debug(logging_text
+ "ro_nsd_id={} deleted".format(ro_nsd_id
))
2708 db_nsr_update
["_admin.deployed.RO.nsd_id"] = None
2709 except Exception as e
:
2710 if isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 404: # not found
2711 db_nsr_update
["_admin.deployed.RO.nsd_id"] = None
2712 self
.logger
.debug(logging_text
+ "ro_nsd_id={} already deleted".format(ro_nsd_id
))
2713 elif isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 409: # conflict
2714 failed_detail
.append("ro_nsd_id={} delete conflict: {}".format(ro_nsd_id
, e
))
2715 self
.logger
.debug(logging_text
+ failed_detail
[-1])
2717 failed_detail
.append("ro_nsd_id={} delete error: {}".format(ro_nsd_id
, e
))
2718 self
.logger
.error(logging_text
+ failed_detail
[-1])
2720 if not failed_detail
and deep_get(nsr_deployed
, ("RO", "vnfd")):
2721 for index
, vnf_deployed
in enumerate(nsr_deployed
["RO"]["vnfd"]):
2722 if not vnf_deployed
or not vnf_deployed
["id"]:
2725 ro_vnfd_id
= vnf_deployed
["id"]
2726 stage
[2] = "Deleting member_vnf_index={} ro_vnfd_id={} from RO.".format(
2727 vnf_deployed
["member-vnf-index"], ro_vnfd_id
)
2728 db_nsr_update
["detailed-status"] = " ".join(stage
)
2729 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2730 self
._write
_op
_status
(nslcmop_id
, stage
)
2731 await self
.RO
.delete("vnfd", ro_vnfd_id
)
2732 self
.logger
.debug(logging_text
+ "ro_vnfd_id={} deleted".format(ro_vnfd_id
))
2733 db_nsr_update
["_admin.deployed.RO.vnfd.{}.id".format(index
)] = None
2734 except Exception as e
:
2735 if isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 404: # not found
2736 db_nsr_update
["_admin.deployed.RO.vnfd.{}.id".format(index
)] = None
2737 self
.logger
.debug(logging_text
+ "ro_vnfd_id={} already deleted ".format(ro_vnfd_id
))
2738 elif isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 409: # conflict
2739 failed_detail
.append("ro_vnfd_id={} delete conflict: {}".format(ro_vnfd_id
, e
))
2740 self
.logger
.debug(logging_text
+ failed_detail
[-1])
2742 failed_detail
.append("ro_vnfd_id={} delete error: {}".format(ro_vnfd_id
, e
))
2743 self
.logger
.error(logging_text
+ failed_detail
[-1])
2746 stage
[2] = "Error deleting from VIM"
2748 stage
[2] = "Deleted from VIM"
2749 db_nsr_update
["detailed-status"] = " ".join(stage
)
2750 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2751 self
._write
_op
_status
(nslcmop_id
, stage
)
2754 raise LcmException("; ".join(failed_detail
))
2756 async def terminate(self
, nsr_id
, nslcmop_id
):
2757 # Try to lock HA task here
2758 task_is_locked_by_me
= self
.lcm_tasks
.lock_HA('ns', 'nslcmops', nslcmop_id
)
2759 if not task_is_locked_by_me
:
2762 logging_text
= "Task ns={} terminate={} ".format(nsr_id
, nslcmop_id
)
2763 self
.logger
.debug(logging_text
+ "Enter")
2764 timeout_ns_terminate
= self
.timeout_ns_terminate
2767 operation_params
= None
2769 error_list
= [] # annotates all failed error messages
2770 db_nslcmop_update
= {}
2771 autoremove
= False # autoremove after terminated
2772 tasks_dict_info
= {}
2774 stage
= ["Stage 1/3: Preparing task.", "Waiting for previous operations to terminate.", ""]
2775 # ^ contains [stage, step, VIM-status]
2777 # wait for any previous tasks in process
2778 await self
.lcm_tasks
.waitfor_related_HA("ns", 'nslcmops', nslcmop_id
)
2780 stage
[1] = "Getting nslcmop={} from db.".format(nslcmop_id
)
2781 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
2782 operation_params
= db_nslcmop
.get("operationParams") or {}
2783 if operation_params
.get("timeout_ns_terminate"):
2784 timeout_ns_terminate
= operation_params
["timeout_ns_terminate"]
2785 stage
[1] = "Getting nsr={} from db.".format(nsr_id
)
2786 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
2788 db_nsr_update
["operational-status"] = "terminating"
2789 db_nsr_update
["config-status"] = "terminating"
2790 self
._write
_ns
_status
(
2792 ns_state
="TERMINATING",
2793 current_operation
="TERMINATING",
2794 current_operation_id
=nslcmop_id
,
2795 other_update
=db_nsr_update
2797 self
._write
_op
_status
(
2802 nsr_deployed
= deepcopy(db_nsr
["_admin"].get("deployed")) or {}
2803 if db_nsr
["_admin"]["nsState"] == "NOT_INSTANTIATED":
2806 stage
[1] = "Getting vnf descriptors from db."
2807 db_vnfrs_list
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
2808 db_vnfds_from_id
= {}
2809 db_vnfds_from_member_index
= {}
2811 for vnfr
in db_vnfrs_list
:
2812 vnfd_id
= vnfr
["vnfd-id"]
2813 if vnfd_id
not in db_vnfds_from_id
:
2814 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd_id
})
2815 db_vnfds_from_id
[vnfd_id
] = vnfd
2816 db_vnfds_from_member_index
[vnfr
["member-vnf-index-ref"]] = db_vnfds_from_id
[vnfd_id
]
2818 # Destroy individual execution environments when there are terminating primitives.
2819 # Rest of EE will be deleted at once
2820 if not operation_params
.get("skip_terminate_primitives"):
2821 stage
[0] = "Stage 2/3 execute terminating primitives."
2822 stage
[1] = "Looking execution environment that needs terminate."
2823 self
.logger
.debug(logging_text
+ stage
[1])
2824 for vca_index
, vca
in enumerate(get_iterable(nsr_deployed
, "VCA")):
2825 config_descriptor
= None
2826 if not vca
or not vca
.get("ee_id") or not vca
.get("needed_terminate"):
2828 if not vca
.get("member-vnf-index"):
2830 config_descriptor
= db_nsr
.get("ns-configuration")
2831 elif vca
.get("vdu_id"):
2832 db_vnfd
= db_vnfds_from_member_index
[vca
["member-vnf-index"]]
2833 vdud
= next((vdu
for vdu
in db_vnfd
.get("vdu", ()) if vdu
["id"] == vca
.get("vdu_id")), None)
2835 config_descriptor
= vdud
.get("vdu-configuration")
2836 elif vca
.get("kdu_name"):
2837 db_vnfd
= db_vnfds_from_member_index
[vca
["member-vnf-index"]]
2838 kdud
= next((kdu
for kdu
in db_vnfd
.get("kdu", ()) if kdu
["name"] == vca
.get("kdu_name")), None)
2840 config_descriptor
= kdud
.get("kdu-configuration")
2842 config_descriptor
= db_vnfds_from_member_index
[vca
["member-vnf-index"]].get("vnf-configuration")
2843 task
= asyncio
.ensure_future(self
.destroy_N2VC(logging_text
, db_nslcmop
, vca
, config_descriptor
,
2845 tasks_dict_info
[task
] = "Terminating VCA {}".format(vca
.get("ee_id"))
2847 # wait for pending tasks of terminate primitives
2849 self
.logger
.debug(logging_text
+ 'Waiting for terminate primitive pending tasks...')
2850 error_list
= await self
._wait
_for
_tasks
(logging_text
, tasks_dict_info
,
2851 min(self
.timeout_charm_delete
, timeout_ns_terminate
),
2854 return # raise LcmException("; ".join(error_list))
2855 tasks_dict_info
.clear()
2857 # remove All execution environments at once
2858 stage
[0] = "Stage 3/3 delete all."
2860 if nsr_deployed
.get("VCA"):
2861 stage
[1] = "Deleting all execution environments."
2862 self
.logger
.debug(logging_text
+ stage
[1])
2863 task_delete_ee
= asyncio
.ensure_future(asyncio
.wait_for(self
._delete
_all
_N
2VC
(db_nsr
=db_nsr
),
2864 timeout
=self
.timeout_charm_delete
))
2865 # task_delete_ee = asyncio.ensure_future(self.n2vc.delete_namespace(namespace="." + nsr_id))
2866 tasks_dict_info
[task_delete_ee
] = "Terminating all VCA"
2868 # Delete from k8scluster
2869 stage
[1] = "Deleting KDUs."
2870 self
.logger
.debug(logging_text
+ stage
[1])
2871 # print(nsr_deployed)
2872 for kdu
in get_iterable(nsr_deployed
, "K8s"):
2873 if not kdu
or not kdu
.get("kdu-instance"):
2875 kdu_instance
= kdu
.get("kdu-instance")
2876 if kdu
.get("k8scluster-type") in self
.k8scluster_map
:
2877 task_delete_kdu_instance
= asyncio
.ensure_future(
2878 self
.k8scluster_map
[kdu
["k8scluster-type"]].uninstall(
2879 cluster_uuid
=kdu
.get("k8scluster-uuid"),
2880 kdu_instance
=kdu_instance
))
2882 self
.logger
.error(logging_text
+ "Unknown k8s deployment type {}".
2883 format(kdu
.get("k8scluster-type")))
2885 tasks_dict_info
[task_delete_kdu_instance
] = "Terminating KDU '{}'".format(kdu
.get("kdu-name"))
2888 stage
[1] = "Deleting ns from VIM."
2889 task_delete_ro
= asyncio
.ensure_future(
2890 self
._terminate
_RO
(logging_text
, nsr_deployed
, nsr_id
, nslcmop_id
, stage
))
2891 tasks_dict_info
[task_delete_ro
] = "Removing deployment from VIM"
2893 # rest of staff will be done at finally
2895 except (ROclient
.ROClientException
, DbException
, LcmException
, N2VCException
) as e
:
2896 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
2898 except asyncio
.CancelledError
:
2899 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(stage
[1]))
2900 exc
= "Operation was cancelled"
2901 except Exception as e
:
2902 exc
= traceback
.format_exc()
2903 self
.logger
.critical(logging_text
+ "Exit Exception while '{}': {}".format(stage
[1], e
), exc_info
=True)
2906 error_list
.append(str(exc
))
2908 # wait for pending tasks
2910 stage
[1] = "Waiting for terminate pending tasks."
2911 self
.logger
.debug(logging_text
+ stage
[1])
2912 error_list
+= await self
._wait
_for
_tasks
(logging_text
, tasks_dict_info
, timeout_ns_terminate
,
2914 stage
[1] = stage
[2] = ""
2915 except asyncio
.CancelledError
:
2916 error_list
.append("Cancelled")
2917 # TODO cancell all tasks
2918 except Exception as exc
:
2919 error_list
.append(str(exc
))
2920 # update status at database
2922 error_detail
= "; ".join(error_list
)
2923 # self.logger.error(logging_text + error_detail)
2924 error_description_nslcmop
= 'Stage: {}. Detail: {}'.format(stage
[0], error_detail
)
2925 error_description_nsr
= 'Operation: TERMINATING.{}, Stage {}.'.format(nslcmop_id
, stage
[0])
2927 db_nsr_update
["operational-status"] = "failed"
2928 db_nsr_update
["detailed-status"] = error_description_nsr
+ " Detail: " + error_detail
2929 db_nslcmop_update
["detailed-status"] = error_detail
2930 nslcmop_operation_state
= "FAILED"
2934 error_description_nsr
= error_description_nslcmop
= None
2935 ns_state
= "NOT_INSTANTIATED"
2936 db_nsr_update
["operational-status"] = "terminated"
2937 db_nsr_update
["detailed-status"] = "Done"
2938 db_nsr_update
["_admin.nsState"] = "NOT_INSTANTIATED"
2939 db_nslcmop_update
["detailed-status"] = "Done"
2940 nslcmop_operation_state
= "COMPLETED"
2943 self
._write
_ns
_status
(
2946 current_operation
="IDLE",
2947 current_operation_id
=None,
2948 error_description
=error_description_nsr
,
2949 error_detail
=error_detail
,
2950 other_update
=db_nsr_update
2952 self
._write
_op
_status
(
2955 error_message
=error_description_nslcmop
,
2956 operation_state
=nslcmop_operation_state
,
2957 other_update
=db_nslcmop_update
,
2959 if operation_params
:
2960 autoremove
= operation_params
.get("autoremove", False)
2961 if nslcmop_operation_state
:
2963 await self
.msg
.aiowrite("ns", "terminated", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
2964 "operationState": nslcmop_operation_state
,
2965 "autoremove": autoremove
},
2967 except Exception as e
:
2968 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
2970 self
.logger
.debug(logging_text
+ "Exit")
2971 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_terminate")
2973 async def _wait_for_tasks(self
, logging_text
, created_tasks_info
, timeout
, stage
, nslcmop_id
, nsr_id
=None):
2975 error_detail_list
= []
2977 pending_tasks
= list(created_tasks_info
.keys())
2978 num_tasks
= len(pending_tasks
)
2980 stage
[1] = "{}/{}.".format(num_done
, num_tasks
)
2981 self
._write
_op
_status
(nslcmop_id
, stage
)
2982 while pending_tasks
:
2984 _timeout
= timeout
+ time_start
- time()
2985 done
, pending_tasks
= await asyncio
.wait(pending_tasks
, timeout
=_timeout
,
2986 return_when
=asyncio
.FIRST_COMPLETED
)
2987 num_done
+= len(done
)
2988 if not done
: # Timeout
2989 for task
in pending_tasks
:
2990 new_error
= created_tasks_info
[task
] + ": Timeout"
2991 error_detail_list
.append(new_error
)
2992 error_list
.append(new_error
)
2995 if task
.cancelled():
2998 exc
= task
.exception()
3000 if isinstance(exc
, asyncio
.TimeoutError
):
3002 new_error
= created_tasks_info
[task
] + ": {}".format(exc
)
3003 error_list
.append(created_tasks_info
[task
])
3004 error_detail_list
.append(new_error
)
3005 if isinstance(exc
, (str, DbException
, N2VCException
, ROclient
.ROClientException
, LcmException
,
3007 self
.logger
.error(logging_text
+ new_error
)
3009 exc_traceback
= "".join(traceback
.format_exception(None, exc
, exc
.__traceback
__))
3010 self
.logger
.error(logging_text
+ created_tasks_info
[task
] + exc_traceback
)
3012 self
.logger
.debug(logging_text
+ created_tasks_info
[task
] + ": Done")
3013 stage
[1] = "{}/{}.".format(num_done
, num_tasks
)
3015 stage
[1] += " Errors: " + ". ".join(error_detail_list
) + "."
3016 if nsr_id
: # update also nsr
3017 self
.update_db_2("nsrs", nsr_id
, {"errorDescription": "Error at: " + ", ".join(error_list
),
3018 "errorDetail": ". ".join(error_detail_list
)})
3019 self
._write
_op
_status
(nslcmop_id
, stage
)
3020 return error_detail_list
3023 def _map_primitive_params(primitive_desc
, params
, instantiation_params
):
3025 Generates the params to be provided to charm before executing primitive. If user does not provide a parameter,
3026 The default-value is used. If it is between < > it look for a value at instantiation_params
3027 :param primitive_desc: portion of VNFD/NSD that describes primitive
3028 :param params: Params provided by user
3029 :param instantiation_params: Instantiation params provided by user
3030 :return: a dictionary with the calculated params
3032 calculated_params
= {}
3033 for parameter
in primitive_desc
.get("parameter", ()):
3034 param_name
= parameter
["name"]
3035 if param_name
in params
:
3036 calculated_params
[param_name
] = params
[param_name
]
3037 elif "default-value" in parameter
or "value" in parameter
:
3038 if "value" in parameter
:
3039 calculated_params
[param_name
] = parameter
["value"]
3041 calculated_params
[param_name
] = parameter
["default-value"]
3042 if isinstance(calculated_params
[param_name
], str) and calculated_params
[param_name
].startswith("<") \
3043 and calculated_params
[param_name
].endswith(">"):
3044 if calculated_params
[param_name
][1:-1] in instantiation_params
:
3045 calculated_params
[param_name
] = instantiation_params
[calculated_params
[param_name
][1:-1]]
3047 raise LcmException("Parameter {} needed to execute primitive {} not provided".
3048 format(calculated_params
[param_name
], primitive_desc
["name"]))
3050 raise LcmException("Parameter {} needed to execute primitive {} not provided".
3051 format(param_name
, primitive_desc
["name"]))
3053 if isinstance(calculated_params
[param_name
], (dict, list, tuple)):
3054 calculated_params
[param_name
] = yaml
.safe_dump(calculated_params
[param_name
], default_flow_style
=True,
3056 elif isinstance(calculated_params
[param_name
], str) and calculated_params
[param_name
].startswith("!!yaml "):
3057 calculated_params
[param_name
] = calculated_params
[param_name
][7:]
3059 # add always ns_config_info if primitive name is config
3060 if primitive_desc
["name"] == "config":
3061 if "ns_config_info" in instantiation_params
:
3062 calculated_params
["ns_config_info"] = instantiation_params
["ns_config_info"]
3063 return calculated_params
3065 def _look_for_deployed_vca(self
, deployed_vca
, member_vnf_index
, vdu_id
, vdu_count_index
, kdu_name
=None):
3066 # find vca_deployed record for this action. Raise LcmException if not found or there is not any id.
3067 for vca
in deployed_vca
:
3070 if member_vnf_index
!= vca
["member-vnf-index"] or vdu_id
!= vca
["vdu_id"]:
3072 if vdu_count_index
is not None and vdu_count_index
!= vca
["vdu_count_index"]:
3074 if kdu_name
and kdu_name
!= vca
["kdu_name"]:
3078 # vca_deployed not found
3079 raise LcmException("charm for member_vnf_index={} vdu_id={} kdu_name={} vdu_count_index={} is not "
3080 "deployed".format(member_vnf_index
, vdu_id
, kdu_name
, vdu_count_index
))
3083 ee_id
= vca
.get("ee_id")
3085 raise LcmException("charm for member_vnf_index={} vdu_id={} kdu_name={} vdu_count_index={} has not "
3086 "execution environment"
3087 .format(member_vnf_index
, vdu_id
, kdu_name
, vdu_count_index
))
3090 async def _ns_execute_primitive(self
, ee_id
, primitive
, primitive_params
, retries
=0,
3091 retries_interval
=30, timeout
=None) -> (str, str):
3093 if primitive
== "config":
3094 primitive_params
= {"params": primitive_params
}
3098 output
= await asyncio
.wait_for(
3099 self
.n2vc
.exec_primitive(
3101 primitive_name
=primitive
,
3102 params_dict
=primitive_params
,
3103 progress_timeout
=self
.timeout_progress_primitive
,
3104 total_timeout
=self
.timeout_primitive
),
3105 timeout
=timeout
or self
.timeout_primitive
)
3108 except asyncio
.CancelledError
:
3110 except Exception as e
: # asyncio.TimeoutError
3111 if isinstance(e
, asyncio
.TimeoutError
):
3115 self
.logger
.debug('Error executing action {} on {} -> {}'.format(primitive
, ee_id
, e
))
3117 await asyncio
.sleep(retries_interval
, loop
=self
.loop
)
3119 return 'FAILED', str(e
)
3121 return 'COMPLETED', output
3123 except (LcmException
, asyncio
.CancelledError
):
3125 except Exception as e
:
3126 return 'FAIL', 'Error executing action {}: {}'.format(primitive
, e
)
3128 async def action(self
, nsr_id
, nslcmop_id
):
3130 # Try to lock HA task here
3131 task_is_locked_by_me
= self
.lcm_tasks
.lock_HA('ns', 'nslcmops', nslcmop_id
)
3132 if not task_is_locked_by_me
:
3135 logging_text
= "Task ns={} action={} ".format(nsr_id
, nslcmop_id
)
3136 self
.logger
.debug(logging_text
+ "Enter")
3137 # get all needed from database
3141 db_nslcmop_update
= {}
3142 nslcmop_operation_state
= None
3143 error_description_nslcmop
= None
3146 # wait for any previous tasks in process
3147 step
= "Waiting for previous operations to terminate"
3148 await self
.lcm_tasks
.waitfor_related_HA('ns', 'nslcmops', nslcmop_id
)
3150 self
._write
_ns
_status
(
3153 current_operation
="RUNNING ACTION",
3154 current_operation_id
=nslcmop_id
3157 step
= "Getting information from database"
3158 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
3159 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
3161 nsr_deployed
= db_nsr
["_admin"].get("deployed")
3162 vnf_index
= db_nslcmop
["operationParams"].get("member_vnf_index")
3163 vdu_id
= db_nslcmop
["operationParams"].get("vdu_id")
3164 kdu_name
= db_nslcmop
["operationParams"].get("kdu_name")
3165 vdu_count_index
= db_nslcmop
["operationParams"].get("vdu_count_index")
3166 primitive
= db_nslcmop
["operationParams"]["primitive"]
3167 primitive_params
= db_nslcmop
["operationParams"]["primitive_params"]
3168 timeout_ns_action
= db_nslcmop
["operationParams"].get("timeout_ns_action", self
.timeout_primitive
)
3171 step
= "Getting vnfr from database"
3172 db_vnfr
= self
.db
.get_one("vnfrs", {"member-vnf-index-ref": vnf_index
, "nsr-id-ref": nsr_id
})
3173 step
= "Getting vnfd from database"
3174 db_vnfd
= self
.db
.get_one("vnfds", {"_id": db_vnfr
["vnfd-id"]})
3176 step
= "Getting nsd from database"
3177 db_nsd
= self
.db
.get_one("nsds", {"_id": db_nsr
["nsd-id"]})
3179 # for backward compatibility
3180 if nsr_deployed
and isinstance(nsr_deployed
.get("VCA"), dict):
3181 nsr_deployed
["VCA"] = list(nsr_deployed
["VCA"].values())
3182 db_nsr_update
["_admin.deployed.VCA"] = nsr_deployed
["VCA"]
3183 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3185 # look for primitive
3186 config_primitive_desc
= None
3188 for vdu
in get_iterable(db_vnfd
, "vdu"):
3189 if vdu_id
== vdu
["id"]:
3190 for config_primitive
in deep_get(vdu
, ("vdu-configuration", "config-primitive"), ()):
3191 if config_primitive
["name"] == primitive
:
3192 config_primitive_desc
= config_primitive
3196 for kdu
in get_iterable(db_vnfd
, "kdu"):
3197 if kdu_name
== kdu
["name"]:
3198 for config_primitive
in deep_get(kdu
, ("kdu-configuration", "config-primitive"), ()):
3199 if config_primitive
["name"] == primitive
:
3200 config_primitive_desc
= config_primitive
3204 for config_primitive
in deep_get(db_vnfd
, ("vnf-configuration", "config-primitive"), ()):
3205 if config_primitive
["name"] == primitive
:
3206 config_primitive_desc
= config_primitive
3209 for config_primitive
in deep_get(db_nsd
, ("ns-configuration", "config-primitive"), ()):
3210 if config_primitive
["name"] == primitive
:
3211 config_primitive_desc
= config_primitive
3214 if not config_primitive_desc
and not (kdu_name
and primitive
in ("upgrade", "rollback", "status")):
3215 raise LcmException("Primitive {} not found at [ns|vnf|vdu]-configuration:config-primitive ".
3220 vdur
= next((x
for x
in db_vnfr
["vdur"] if x
["vdu-id-ref"] == vdu_id
), None)
3221 desc_params
= self
._format
_additional
_params
(vdur
.get("additionalParams"))
3223 kdur
= next((x
for x
in db_vnfr
["kdur"] if x
["kdu-name"] == kdu_name
), None)
3224 desc_params
= self
._format
_additional
_params
(kdur
.get("additionalParams"))
3226 desc_params
= self
._format
_additional
_params
(db_vnfr
.get("additionalParamsForVnf"))
3228 desc_params
= self
._format
_additional
_params
(db_nsr
.get("additionalParamsForNs"))
3231 kdu_action
= True if not deep_get(kdu
, ("kdu-configuration", "juju")) else False
3233 # TODO check if ns is in a proper status
3234 if kdu_name
and (primitive
in ("upgrade", "rollback", "status") or kdu_action
):
3235 # kdur and desc_params already set from before
3236 if primitive_params
:
3237 desc_params
.update(primitive_params
)
3238 # TODO Check if we will need something at vnf level
3239 for index
, kdu
in enumerate(get_iterable(nsr_deployed
, "K8s")):
3240 if kdu_name
== kdu
["kdu-name"] and kdu
["member-vnf-index"] == vnf_index
:
3243 raise LcmException("KDU '{}' for vnf '{}' not deployed".format(kdu_name
, vnf_index
))
3245 if kdu
.get("k8scluster-type") not in self
.k8scluster_map
:
3246 msg
= "unknown k8scluster-type '{}'".format(kdu
.get("k8scluster-type"))
3247 raise LcmException(msg
)
3249 db_dict
= {"collection": "nsrs",
3250 "filter": {"_id": nsr_id
},
3251 "path": "_admin.deployed.K8s.{}".format(index
)}
3252 self
.logger
.debug(logging_text
+ "Exec k8s {} on {}.{}".format(primitive
, vnf_index
, kdu_name
))
3253 step
= "Executing kdu {}".format(primitive
)
3254 if primitive
== "upgrade":
3255 if desc_params
.get("kdu_model"):
3256 kdu_model
= desc_params
.get("kdu_model")
3257 del desc_params
["kdu_model"]
3259 kdu_model
= kdu
.get("kdu-model")
3260 parts
= kdu_model
.split(sep
=":")
3262 kdu_model
= parts
[0]
3264 detailed_status
= await asyncio
.wait_for(
3265 self
.k8scluster_map
[kdu
["k8scluster-type"]].upgrade(
3266 cluster_uuid
=kdu
.get("k8scluster-uuid"),
3267 kdu_instance
=kdu
.get("kdu-instance"),
3268 atomic
=True, kdu_model
=kdu_model
,
3269 params
=desc_params
, db_dict
=db_dict
,
3270 timeout
=timeout_ns_action
),
3271 timeout
=timeout_ns_action
+ 10)
3272 self
.logger
.debug(logging_text
+ " Upgrade of kdu {} done".format(detailed_status
))
3273 elif primitive
== "rollback":
3274 detailed_status
= await asyncio
.wait_for(
3275 self
.k8scluster_map
[kdu
["k8scluster-type"]].rollback(
3276 cluster_uuid
=kdu
.get("k8scluster-uuid"),
3277 kdu_instance
=kdu
.get("kdu-instance"),
3279 timeout
=timeout_ns_action
)
3280 elif primitive
== "status":
3281 detailed_status
= await asyncio
.wait_for(
3282 self
.k8scluster_map
[kdu
["k8scluster-type"]].status_kdu(
3283 cluster_uuid
=kdu
.get("k8scluster-uuid"),
3284 kdu_instance
=kdu
.get("kdu-instance")),
3285 timeout
=timeout_ns_action
)
3287 kdu_instance
= kdu
.get("kdu-instance") or "{}-{}".format(kdu
["kdu-name"], nsr_id
)
3288 params
= self
._map
_primitive
_params
(config_primitive_desc
, primitive_params
, desc_params
)
3290 detailed_status
= await asyncio
.wait_for(
3291 self
.k8scluster_map
[kdu
["k8scluster-type"]].exec_primitive(
3292 cluster_uuid
=kdu
.get("k8scluster-uuid"),
3293 kdu_instance
=kdu_instance
,
3294 primitive_name
=primitive
,
3295 params
=params
, db_dict
=db_dict
,
3296 timeout
=timeout_ns_action
),
3297 timeout
=timeout_ns_action
)
3300 nslcmop_operation_state
= 'COMPLETED'
3302 detailed_status
= ''
3303 nslcmop_operation_state
= 'FAILED'
3305 nslcmop_operation_state
, detailed_status
= await self
._ns
_execute
_primitive
(
3306 self
._look
_for
_deployed
_vca
(nsr_deployed
["VCA"],
3307 member_vnf_index
=vnf_index
,
3309 vdu_count_index
=vdu_count_index
),
3310 primitive
=primitive
,
3311 primitive_params
=self
._map
_primitive
_params
(config_primitive_desc
, primitive_params
, desc_params
),
3312 timeout
=timeout_ns_action
)
3314 db_nslcmop_update
["detailed-status"] = detailed_status
3315 error_description_nslcmop
= detailed_status
if nslcmop_operation_state
== "FAILED" else ""
3316 self
.logger
.debug(logging_text
+ " task Done with result {} {}".format(nslcmop_operation_state
,
3318 return # database update is called inside finally
3320 except (DbException
, LcmException
, N2VCException
, K8sException
) as e
:
3321 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
3323 except asyncio
.CancelledError
:
3324 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
3325 exc
= "Operation was cancelled"
3326 except asyncio
.TimeoutError
:
3327 self
.logger
.error(logging_text
+ "Timeout while '{}'".format(step
))
3329 except Exception as e
:
3330 exc
= traceback
.format_exc()
3331 self
.logger
.critical(logging_text
+ "Exit Exception {} {}".format(type(e
).__name
__, e
), exc_info
=True)
3334 db_nslcmop_update
["detailed-status"] = detailed_status
= error_description_nslcmop
= \
3335 "FAILED {}: {}".format(step
, exc
)
3336 nslcmop_operation_state
= "FAILED"
3338 self
._write
_ns
_status
(
3340 ns_state
=db_nsr
["nsState"], # TODO check if degraded. For the moment use previous status
3341 current_operation
="IDLE",
3342 current_operation_id
=None,
3343 # error_description=error_description_nsr,
3344 # error_detail=error_detail,
3345 other_update
=db_nsr_update
3348 self
._write
_op
_status
(
3351 error_message
=error_description_nslcmop
,
3352 operation_state
=nslcmop_operation_state
,
3353 other_update
=db_nslcmop_update
,
3356 if nslcmop_operation_state
:
3358 await self
.msg
.aiowrite("ns", "actioned", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
3359 "operationState": nslcmop_operation_state
},
3361 except Exception as e
:
3362 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
3363 self
.logger
.debug(logging_text
+ "Exit")
3364 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_action")
3365 return nslcmop_operation_state
, detailed_status
3367 async def scale(self
, nsr_id
, nslcmop_id
):
3369 # Try to lock HA task here
3370 task_is_locked_by_me
= self
.lcm_tasks
.lock_HA('ns', 'nslcmops', nslcmop_id
)
3371 if not task_is_locked_by_me
:
3374 logging_text
= "Task ns={} scale={} ".format(nsr_id
, nslcmop_id
)
3375 self
.logger
.debug(logging_text
+ "Enter")
3376 # get all needed from database
3379 db_nslcmop_update
= {}
3380 nslcmop_operation_state
= None
3383 # in case of error, indicates what part of scale was failed to put nsr at error status
3384 scale_process
= None
3385 old_operational_status
= ""
3386 old_config_status
= ""
3389 # wait for any previous tasks in process
3390 step
= "Waiting for previous operations to terminate"
3391 await self
.lcm_tasks
.waitfor_related_HA('ns', 'nslcmops', nslcmop_id
)
3393 self
._write
_ns
_status
(
3396 current_operation
="SCALING",
3397 current_operation_id
=nslcmop_id
3400 step
= "Getting nslcmop from database"
3401 self
.logger
.debug(step
+ " after having waited for previous tasks to be completed")
3402 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
3403 step
= "Getting nsr from database"
3404 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
3406 old_operational_status
= db_nsr
["operational-status"]
3407 old_config_status
= db_nsr
["config-status"]
3408 step
= "Parsing scaling parameters"
3409 # self.logger.debug(step)
3410 db_nsr_update
["operational-status"] = "scaling"
3411 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3412 nsr_deployed
= db_nsr
["_admin"].get("deployed")
3415 nsr_deployed
= db_nsr
["_admin"].get("deployed")
3416 vnf_index
= db_nslcmop
["operationParams"].get("member_vnf_index")
3417 # vdu_id = db_nslcmop["operationParams"].get("vdu_id")
3418 # vdu_count_index = db_nslcmop["operationParams"].get("vdu_count_index")
3419 # vdu_name = db_nslcmop["operationParams"].get("vdu_name")
3422 RO_nsr_id
= nsr_deployed
["RO"]["nsr_id"]
3423 vnf_index
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleByStepData"]["member-vnf-index"]
3424 scaling_group
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"]
3425 scaling_type
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleVnfType"]
3426 # scaling_policy = db_nslcmop["operationParams"]["scaleVnfData"]["scaleByStepData"].get("scaling-policy")
3428 # for backward compatibility
3429 if nsr_deployed
and isinstance(nsr_deployed
.get("VCA"), dict):
3430 nsr_deployed
["VCA"] = list(nsr_deployed
["VCA"].values())
3431 db_nsr_update
["_admin.deployed.VCA"] = nsr_deployed
["VCA"]
3432 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3434 step
= "Getting vnfr from database"
3435 db_vnfr
= self
.db
.get_one("vnfrs", {"member-vnf-index-ref": vnf_index
, "nsr-id-ref": nsr_id
})
3436 step
= "Getting vnfd from database"
3437 db_vnfd
= self
.db
.get_one("vnfds", {"_id": db_vnfr
["vnfd-id"]})
3439 step
= "Getting scaling-group-descriptor"
3440 for scaling_descriptor
in db_vnfd
["scaling-group-descriptor"]:
3441 if scaling_descriptor
["name"] == scaling_group
:
3444 raise LcmException("input parameter 'scaleByStepData':'scaling-group-descriptor':'{}' is not present "
3445 "at vnfd:scaling-group-descriptor".format(scaling_group
))
3448 # for scaling_policy_descriptor in scaling_descriptor.get("scaling-policy", ()):
3449 # cooldown_time = scaling_policy_descriptor.get("cooldown-time", 0)
3450 # if scaling_policy and scaling_policy == scaling_policy_descriptor.get("name"):
3453 # TODO check if ns is in a proper status
3454 step
= "Sending scale order to VIM"
3456 if not db_nsr
["_admin"].get("scaling-group"):
3457 self
.update_db_2("nsrs", nsr_id
, {"_admin.scaling-group": [{"name": scaling_group
, "nb-scale-op": 0}]})
3458 admin_scale_index
= 0
3460 for admin_scale_index
, admin_scale_info
in enumerate(db_nsr
["_admin"]["scaling-group"]):
3461 if admin_scale_info
["name"] == scaling_group
:
3462 nb_scale_op
= admin_scale_info
.get("nb-scale-op", 0)
3464 else: # not found, set index one plus last element and add new entry with the name
3465 admin_scale_index
+= 1
3466 db_nsr_update
["_admin.scaling-group.{}.name".format(admin_scale_index
)] = scaling_group
3467 RO_scaling_info
= []
3468 vdu_scaling_info
= {"scaling_group_name": scaling_group
, "vdu": []}
3469 if scaling_type
== "SCALE_OUT":
3470 # count if max-instance-count is reached
3471 max_instance_count
= scaling_descriptor
.get("max-instance-count", 10)
3472 # self.logger.debug("MAX_INSTANCE_COUNT is {}".format(max_instance_count))
3473 if nb_scale_op
>= max_instance_count
:
3474 raise LcmException("reached the limit of {} (max-instance-count) "
3475 "scaling-out operations for the "
3476 "scaling-group-descriptor '{}'".format(nb_scale_op
, scaling_group
))
3479 vdu_scaling_info
["scaling_direction"] = "OUT"
3480 vdu_scaling_info
["vdu-create"] = {}
3481 for vdu_scale_info
in scaling_descriptor
["vdu"]:
3482 RO_scaling_info
.append({"osm_vdu_id": vdu_scale_info
["vdu-id-ref"], "member-vnf-index": vnf_index
,
3483 "type": "create", "count": vdu_scale_info
.get("count", 1)})
3484 vdu_scaling_info
["vdu-create"][vdu_scale_info
["vdu-id-ref"]] = vdu_scale_info
.get("count", 1)
3486 elif scaling_type
== "SCALE_IN":
3487 # count if min-instance-count is reached
3488 min_instance_count
= 0
3489 if "min-instance-count" in scaling_descriptor
and scaling_descriptor
["min-instance-count"] is not None:
3490 min_instance_count
= int(scaling_descriptor
["min-instance-count"])
3491 if nb_scale_op
<= min_instance_count
:
3492 raise LcmException("reached the limit of {} (min-instance-count) scaling-in operations for the "
3493 "scaling-group-descriptor '{}'".format(nb_scale_op
, scaling_group
))
3495 vdu_scaling_info
["scaling_direction"] = "IN"
3496 vdu_scaling_info
["vdu-delete"] = {}
3497 for vdu_scale_info
in scaling_descriptor
["vdu"]:
3498 RO_scaling_info
.append({"osm_vdu_id": vdu_scale_info
["vdu-id-ref"], "member-vnf-index": vnf_index
,
3499 "type": "delete", "count": vdu_scale_info
.get("count", 1)})
3500 vdu_scaling_info
["vdu-delete"][vdu_scale_info
["vdu-id-ref"]] = vdu_scale_info
.get("count", 1)
3502 # update VDU_SCALING_INFO with the VDUs to delete ip_addresses
3503 vdu_create
= vdu_scaling_info
.get("vdu-create")
3504 vdu_delete
= copy(vdu_scaling_info
.get("vdu-delete"))
3505 if vdu_scaling_info
["scaling_direction"] == "IN":
3506 for vdur
in reversed(db_vnfr
["vdur"]):
3507 if vdu_delete
.get(vdur
["vdu-id-ref"]):
3508 vdu_delete
[vdur
["vdu-id-ref"]] -= 1
3509 vdu_scaling_info
["vdu"].append({
3510 "name": vdur
["name"],
3511 "vdu_id": vdur
["vdu-id-ref"],
3514 for interface
in vdur
["interfaces"]:
3515 vdu_scaling_info
["vdu"][-1]["interface"].append({
3516 "name": interface
["name"],
3517 "ip_address": interface
["ip-address"],
3518 "mac_address": interface
.get("mac-address"),
3520 vdu_delete
= vdu_scaling_info
.pop("vdu-delete")
3523 step
= "Executing pre-scale vnf-config-primitive"
3524 if scaling_descriptor
.get("scaling-config-action"):
3525 for scaling_config_action
in scaling_descriptor
["scaling-config-action"]:
3526 if (scaling_config_action
.get("trigger") == "pre-scale-in" and scaling_type
== "SCALE_IN") \
3527 or (scaling_config_action
.get("trigger") == "pre-scale-out" and scaling_type
== "SCALE_OUT"):
3528 vnf_config_primitive
= scaling_config_action
["vnf-config-primitive-name-ref"]
3529 step
= db_nslcmop_update
["detailed-status"] = \
3530 "executing pre-scale scaling-config-action '{}'".format(vnf_config_primitive
)
3532 # look for primitive
3533 for config_primitive
in db_vnfd
.get("vnf-configuration", {}).get("config-primitive", ()):
3534 if config_primitive
["name"] == vnf_config_primitive
:
3538 "Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:scaling-config-action"
3539 "[vnf-config-primitive-name-ref='{}'] does not match any vnf-configuration:config-"
3540 "primitive".format(scaling_group
, config_primitive
))
3542 vnfr_params
= {"VDU_SCALE_INFO": vdu_scaling_info
}
3543 if db_vnfr
.get("additionalParamsForVnf"):
3544 vnfr_params
.update(db_vnfr
["additionalParamsForVnf"])
3546 scale_process
= "VCA"
3547 db_nsr_update
["config-status"] = "configuring pre-scaling"
3548 primitive_params
= self
._map
_primitive
_params
(config_primitive
, {}, vnfr_params
)
3550 # Pre-scale retry check: Check if this sub-operation has been executed before
3551 op_index
= self
._check
_or
_add
_scale
_suboperation
(
3552 db_nslcmop
, nslcmop_id
, vnf_index
, vnf_config_primitive
, primitive_params
, 'PRE-SCALE')
3553 if op_index
== self
.SUBOPERATION_STATUS_SKIP
:
3554 # Skip sub-operation
3555 result
= 'COMPLETED'
3556 result_detail
= 'Done'
3557 self
.logger
.debug(logging_text
+
3558 "vnf_config_primitive={} Skipped sub-operation, result {} {}".format(
3559 vnf_config_primitive
, result
, result_detail
))
3561 if op_index
== self
.SUBOPERATION_STATUS_NEW
:
3562 # New sub-operation: Get index of this sub-operation
3563 op_index
= len(db_nslcmop
.get('_admin', {}).get('operations')) - 1
3564 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} New sub-operation".
3565 format(vnf_config_primitive
))
3567 # retry: Get registered params for this existing sub-operation
3568 op
= db_nslcmop
.get('_admin', {}).get('operations', [])[op_index
]
3569 vnf_index
= op
.get('member_vnf_index')
3570 vnf_config_primitive
= op
.get('primitive')
3571 primitive_params
= op
.get('primitive_params')
3572 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Sub-operation retry".
3573 format(vnf_config_primitive
))
3574 # Execute the primitive, either with new (first-time) or registered (retry) args
3575 result
, result_detail
= await self
._ns
_execute
_primitive
(
3576 self
._look
_for
_deployed
_vca
(nsr_deployed
["VCA"],
3577 member_vnf_index
=vnf_index
,
3579 vdu_count_index
=None),
3580 vnf_config_primitive
, primitive_params
)
3581 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Done with result {} {}".format(
3582 vnf_config_primitive
, result
, result_detail
))
3583 # Update operationState = COMPLETED | FAILED
3584 self
._update
_suboperation
_status
(
3585 db_nslcmop
, op_index
, result
, result_detail
)
3587 if result
== "FAILED":
3588 raise LcmException(result_detail
)
3589 db_nsr_update
["config-status"] = old_config_status
3590 scale_process
= None
3594 # Should this block be skipped if 'RO_nsr_id' == None ?
3595 # if (RO_nsr_id and RO_scaling_info):
3597 scale_process
= "RO"
3598 # Scale RO retry check: Check if this sub-operation has been executed before
3599 op_index
= self
._check
_or
_add
_scale
_suboperation
(
3600 db_nslcmop
, vnf_index
, None, None, 'SCALE-RO', RO_nsr_id
, RO_scaling_info
)
3601 if op_index
== self
.SUBOPERATION_STATUS_SKIP
:
3602 # Skip sub-operation
3603 result
= 'COMPLETED'
3604 result_detail
= 'Done'
3605 self
.logger
.debug(logging_text
+ "Skipped sub-operation RO, result {} {}".format(
3606 result
, result_detail
))
3608 if op_index
== self
.SUBOPERATION_STATUS_NEW
:
3609 # New sub-operation: Get index of this sub-operation
3610 op_index
= len(db_nslcmop
.get('_admin', {}).get('operations')) - 1
3611 self
.logger
.debug(logging_text
+ "New sub-operation RO")
3613 # retry: Get registered params for this existing sub-operation
3614 op
= db_nslcmop
.get('_admin', {}).get('operations', [])[op_index
]
3615 RO_nsr_id
= op
.get('RO_nsr_id')
3616 RO_scaling_info
= op
.get('RO_scaling_info')
3617 self
.logger
.debug(logging_text
+ "Sub-operation RO retry for primitive {}".format(
3618 vnf_config_primitive
))
3620 RO_desc
= await self
.RO
.create_action("ns", RO_nsr_id
, {"vdu-scaling": RO_scaling_info
})
3621 db_nsr_update
["_admin.scaling-group.{}.nb-scale-op".format(admin_scale_index
)] = nb_scale_op
3622 db_nsr_update
["_admin.scaling-group.{}.time".format(admin_scale_index
)] = time()
3624 RO_nslcmop_id
= RO_desc
["instance_action_id"]
3625 db_nslcmop_update
["_admin.deploy.RO"] = RO_nslcmop_id
3627 RO_task_done
= False
3628 step
= detailed_status
= "Waiting RO_task_id={} to complete the scale action.".format(RO_nslcmop_id
)
3629 detailed_status_old
= None
3630 self
.logger
.debug(logging_text
+ step
)
3632 deployment_timeout
= 1 * 3600 # One hour
3633 while deployment_timeout
> 0:
3634 if not RO_task_done
:
3635 desc
= await self
.RO
.show("ns", item_id_name
=RO_nsr_id
, extra_item
="action",
3636 extra_item_id
=RO_nslcmop_id
)
3639 self
._on
_update
_ro
_db
(nsrs_id
=nsr_id
, ro_descriptor
=desc
)
3641 ns_status
, ns_status_info
= self
.RO
.check_action_status(desc
)
3642 if ns_status
== "ERROR":
3643 raise ROclient
.ROClientException(ns_status_info
)
3644 elif ns_status
== "BUILD":
3645 detailed_status
= step
+ "; {}".format(ns_status_info
)
3646 elif ns_status
== "ACTIVE":
3648 step
= detailed_status
= "Waiting ns ready at RO. RO_id={}".format(RO_nsr_id
)
3649 self
.logger
.debug(logging_text
+ step
)
3651 assert False, "ROclient.check_action_status returns unknown {}".format(ns_status
)
3654 if ns_status
== "ERROR":
3655 raise ROclient
.ROClientException(ns_status_info
)
3656 elif ns_status
== "BUILD":
3657 detailed_status
= step
+ "; {}".format(ns_status_info
)
3658 elif ns_status
== "ACTIVE":
3659 step
= detailed_status
= \
3660 "Waiting for management IP address reported by the VIM. Updating VNFRs"
3662 self
.scale_vnfr(db_vnfr
, vdu_create
=vdu_create
, vdu_delete
=vdu_delete
)
3665 desc
= await self
.RO
.show("ns", RO_nsr_id
)
3668 self
._on
_update
_ro
_db
(nsrs_id
=nsr_id
, ro_descriptor
=desc
)
3670 # nsr_deployed["nsr_ip"] = RO.get_ns_vnf_info(desc)
3671 self
.ns_update_vnfr({db_vnfr
["member-vnf-index-ref"]: db_vnfr
}, desc
)
3673 except LcmExceptionNoMgmtIP
:
3676 assert False, "ROclient.check_ns_status returns unknown {}".format(ns_status
)
3677 if detailed_status
!= detailed_status_old
:
3678 self
._update
_suboperation
_status
(
3679 db_nslcmop
, op_index
, 'COMPLETED', detailed_status
)
3680 detailed_status_old
= db_nslcmop_update
["detailed-status"] = detailed_status
3681 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
3683 await asyncio
.sleep(5, loop
=self
.loop
)
3684 deployment_timeout
-= 5
3685 if deployment_timeout
<= 0:
3686 self
._update
_suboperation
_status
(
3687 db_nslcmop
, nslcmop_id
, op_index
, 'FAILED', "Timeout when waiting for ns to get ready")
3688 raise ROclient
.ROClientException("Timeout waiting ns to be ready")
3690 # update VDU_SCALING_INFO with the obtained ip_addresses
3691 if vdu_scaling_info
["scaling_direction"] == "OUT":
3692 for vdur
in reversed(db_vnfr
["vdur"]):
3693 if vdu_scaling_info
["vdu-create"].get(vdur
["vdu-id-ref"]):
3694 vdu_scaling_info
["vdu-create"][vdur
["vdu-id-ref"]] -= 1
3695 vdu_scaling_info
["vdu"].append({
3696 "name": vdur
["name"],
3697 "vdu_id": vdur
["vdu-id-ref"],
3700 for interface
in vdur
["interfaces"]:
3701 vdu_scaling_info
["vdu"][-1]["interface"].append({
3702 "name": interface
["name"],
3703 "ip_address": interface
["ip-address"],
3704 "mac_address": interface
.get("mac-address"),
3706 del vdu_scaling_info
["vdu-create"]
3708 self
._update
_suboperation
_status
(db_nslcmop
, op_index
, 'COMPLETED', 'Done')
3711 scale_process
= None
3713 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3716 # execute primitive service POST-SCALING
3717 step
= "Executing post-scale vnf-config-primitive"
3718 if scaling_descriptor
.get("scaling-config-action"):
3719 for scaling_config_action
in scaling_descriptor
["scaling-config-action"]:
3720 if (scaling_config_action
.get("trigger") == "post-scale-in" and scaling_type
== "SCALE_IN") \
3721 or (scaling_config_action
.get("trigger") == "post-scale-out" and scaling_type
== "SCALE_OUT"):
3722 vnf_config_primitive
= scaling_config_action
["vnf-config-primitive-name-ref"]
3723 step
= db_nslcmop_update
["detailed-status"] = \
3724 "executing post-scale scaling-config-action '{}'".format(vnf_config_primitive
)
3726 vnfr_params
= {"VDU_SCALE_INFO": vdu_scaling_info
}
3727 if db_vnfr
.get("additionalParamsForVnf"):
3728 vnfr_params
.update(db_vnfr
["additionalParamsForVnf"])
3730 # look for primitive
3731 for config_primitive
in db_vnfd
.get("vnf-configuration", {}).get("config-primitive", ()):
3732 if config_primitive
["name"] == vnf_config_primitive
:
3735 raise LcmException("Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:"
3736 "scaling-config-action[vnf-config-primitive-name-ref='{}'] does not "
3737 "match any vnf-configuration:config-primitive".format(scaling_group
,
3739 scale_process
= "VCA"
3740 db_nsr_update
["config-status"] = "configuring post-scaling"
3741 primitive_params
= self
._map
_primitive
_params
(config_primitive
, {}, vnfr_params
)
3743 # Post-scale retry check: Check if this sub-operation has been executed before
3744 op_index
= self
._check
_or
_add
_scale
_suboperation
(
3745 db_nslcmop
, nslcmop_id
, vnf_index
, vnf_config_primitive
, primitive_params
, 'POST-SCALE')
3746 if op_index
== self
.SUBOPERATION_STATUS_SKIP
:
3747 # Skip sub-operation
3748 result
= 'COMPLETED'
3749 result_detail
= 'Done'
3750 self
.logger
.debug(logging_text
+
3751 "vnf_config_primitive={} Skipped sub-operation, result {} {}".
3752 format(vnf_config_primitive
, result
, result_detail
))
3754 if op_index
== self
.SUBOPERATION_STATUS_NEW
:
3755 # New sub-operation: Get index of this sub-operation
3756 op_index
= len(db_nslcmop
.get('_admin', {}).get('operations')) - 1
3757 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} New sub-operation".
3758 format(vnf_config_primitive
))
3760 # retry: Get registered params for this existing sub-operation
3761 op
= db_nslcmop
.get('_admin', {}).get('operations', [])[op_index
]
3762 vnf_index
= op
.get('member_vnf_index')
3763 vnf_config_primitive
= op
.get('primitive')
3764 primitive_params
= op
.get('primitive_params')
3765 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Sub-operation retry".
3766 format(vnf_config_primitive
))
3767 # Execute the primitive, either with new (first-time) or registered (retry) args
3768 result
, result_detail
= await self
._ns
_execute
_primitive
(
3769 self
._look
_for
_deployed
_vca
(nsr_deployed
["VCA"],
3770 member_vnf_index
=vnf_index
,
3772 vdu_count_index
=None),
3773 vnf_config_primitive
, primitive_params
)
3774 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Done with result {} {}".format(
3775 vnf_config_primitive
, result
, result_detail
))
3776 # Update operationState = COMPLETED | FAILED
3777 self
._update
_suboperation
_status
(
3778 db_nslcmop
, op_index
, result
, result_detail
)
3780 if result
== "FAILED":
3781 raise LcmException(result_detail
)
3782 db_nsr_update
["config-status"] = old_config_status
3783 scale_process
= None
3786 db_nsr_update
["detailed-status"] = "" # "scaled {} {}".format(scaling_group, scaling_type)
3787 db_nsr_update
["operational-status"] = "running" if old_operational_status
== "failed" \
3788 else old_operational_status
3789 db_nsr_update
["config-status"] = old_config_status
3791 except (ROclient
.ROClientException
, DbException
, LcmException
) as e
:
3792 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
3794 except asyncio
.CancelledError
:
3795 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
3796 exc
= "Operation was cancelled"
3797 except Exception as e
:
3798 exc
= traceback
.format_exc()
3799 self
.logger
.critical(logging_text
+ "Exit Exception {} {}".format(type(e
).__name
__, e
), exc_info
=True)
3801 self
._write
_ns
_status
(
3804 current_operation
="IDLE",
3805 current_operation_id
=None
3808 db_nslcmop_update
["detailed-status"] = error_description_nslcmop
= "FAILED {}: {}".format(step
, exc
)
3809 nslcmop_operation_state
= "FAILED"
3811 db_nsr_update
["operational-status"] = old_operational_status
3812 db_nsr_update
["config-status"] = old_config_status
3813 db_nsr_update
["detailed-status"] = ""
3815 if "VCA" in scale_process
:
3816 db_nsr_update
["config-status"] = "failed"
3817 if "RO" in scale_process
:
3818 db_nsr_update
["operational-status"] = "failed"
3819 db_nsr_update
["detailed-status"] = "FAILED scaling nslcmop={} {}: {}".format(nslcmop_id
, step
,
3822 error_description_nslcmop
= None
3823 nslcmop_operation_state
= "COMPLETED"
3824 db_nslcmop_update
["detailed-status"] = "Done"
3826 self
._write
_op
_status
(
3829 error_message
=error_description_nslcmop
,
3830 operation_state
=nslcmop_operation_state
,
3831 other_update
=db_nslcmop_update
,
3834 self
._write
_ns
_status
(
3837 current_operation
="IDLE",
3838 current_operation_id
=None,
3839 other_update
=db_nsr_update
3842 if nslcmop_operation_state
:
3844 await self
.msg
.aiowrite("ns", "scaled", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
3845 "operationState": nslcmop_operation_state
},
3848 # await asyncio.sleep(cooldown_time, loop=self.loop)
3849 # await self.msg.aiowrite("ns","scaled-cooldown-time", {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id})
3850 except Exception as e
:
3851 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
3852 self
.logger
.debug(logging_text
+ "Exit")
3853 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_scale")