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
= 10 * 60 # timeout for primitive execution
53 timeout_progress_primitive
= 2 * 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 # nsd is replicated into ns (no db read)
1610 # nsr_name = db_nsr["name"] # TODO short-name??
1612 # read from db: vnf's of this ns
1613 stage
[1] = "Getting vnfrs from db"
1614 self
.logger
.debug(logging_text
+ stage
[1])
1615 db_vnfrs_list
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
1617 # read from db: vnfd's for every vnf
1618 db_vnfds_ref
= {} # every vnfd data indexed by vnf name
1619 db_vnfds
= {} # every vnfd data indexed by vnf id
1620 db_vnfds_index
= {} # every vnfd data indexed by vnf member-index
1622 # for each vnf in ns, read vnfd
1623 for vnfr
in db_vnfrs_list
:
1624 db_vnfrs
[vnfr
["member-vnf-index-ref"]] = vnfr
# vnf's dict indexed by member-index: '1', '2', etc
1625 vnfd_id
= vnfr
["vnfd-id"] # vnfd uuid for this vnf
1626 vnfd_ref
= vnfr
["vnfd-ref"] # vnfd name for this vnf
1627 # if we haven't this vnfd, read it from db
1628 if vnfd_id
not in db_vnfds
:
1630 stage
[1] = "Getting vnfd={} id='{}' from db".format(vnfd_id
, vnfd_ref
)
1631 self
.logger
.debug(logging_text
+ stage
[1])
1632 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd_id
})
1635 db_vnfds_ref
[vnfd_ref
] = vnfd
# vnfd's indexed by name
1636 db_vnfds
[vnfd_id
] = vnfd
# vnfd's indexed by id
1637 db_vnfds_index
[vnfr
["member-vnf-index-ref"]] = db_vnfds
[vnfd_id
] # vnfd's indexed by member-index
1639 # Get or generates the _admin.deployed.VCA list
1640 vca_deployed_list
= None
1641 if db_nsr
["_admin"].get("deployed"):
1642 vca_deployed_list
= db_nsr
["_admin"]["deployed"].get("VCA")
1643 if vca_deployed_list
is None:
1644 vca_deployed_list
= []
1645 configuration_status_list
= []
1646 db_nsr_update
["_admin.deployed.VCA"] = vca_deployed_list
1647 db_nsr_update
["configurationStatus"] = configuration_status_list
1648 # add _admin.deployed.VCA to db_nsr dictionary, value=vca_deployed_list
1649 populate_dict(db_nsr
, ("_admin", "deployed", "VCA"), vca_deployed_list
)
1650 elif isinstance(vca_deployed_list
, dict):
1651 # maintain backward compatibility. Change a dict to list at database
1652 vca_deployed_list
= list(vca_deployed_list
.values())
1653 db_nsr_update
["_admin.deployed.VCA"] = vca_deployed_list
1654 populate_dict(db_nsr
, ("_admin", "deployed", "VCA"), vca_deployed_list
)
1656 if not isinstance(deep_get(db_nsr
, ("_admin", "deployed", "RO", "vnfd")), list):
1657 populate_dict(db_nsr
, ("_admin", "deployed", "RO", "vnfd"), [])
1658 db_nsr_update
["_admin.deployed.RO.vnfd"] = []
1660 # set state to INSTANTIATED. When instantiated NBI will not delete directly
1661 db_nsr_update
["_admin.nsState"] = "INSTANTIATED"
1662 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1664 # n2vc_redesign STEP 2 Deploy Network Scenario
1665 stage
[0] = 'Stage 2/5: deployment of KDUs, VMs and execution environments.'
1666 self
._write
_op
_status
(
1671 stage
[1] = "Deploying KDUs,"
1672 # self.logger.debug(logging_text + "Before deploy_kdus")
1673 # Call to deploy_kdus in case exists the "vdu:kdu" param
1674 await self
.deploy_kdus(
1675 logging_text
=logging_text
,
1677 nslcmop_id
=nslcmop_id
,
1680 task_instantiation_info
=tasks_dict_info
,
1683 stage
[1] = "Getting VCA public key."
1684 # n2vc_redesign STEP 1 Get VCA public ssh-key
1685 # feature 1429. Add n2vc public key to needed VMs
1686 n2vc_key
= self
.n2vc
.get_public_key()
1687 n2vc_key_list
= [n2vc_key
]
1688 if self
.vca_config
.get("public_key"):
1689 n2vc_key_list
.append(self
.vca_config
["public_key"])
1691 stage
[1] = "Deploying NS at VIM."
1692 task_ro
= asyncio
.ensure_future(
1693 self
.instantiate_RO(
1694 logging_text
=logging_text
,
1698 db_nslcmop
=db_nslcmop
,
1700 db_vnfds_ref
=db_vnfds_ref
,
1701 n2vc_key_list
=n2vc_key_list
,
1705 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
, "instantiate_RO", task_ro
)
1706 tasks_dict_info
[task_ro
] = "Deploying at VIM"
1708 # n2vc_redesign STEP 3 to 6 Deploy N2VC
1709 stage
[1] = "Deploying Execution Environments."
1710 self
.logger
.debug(logging_text
+ stage
[1])
1712 nsi_id
= None # TODO put nsi_id when this nsr belongs to a NSI
1713 # get_iterable() returns a value from a dict or empty tuple if key does not exist
1714 for c_vnf
in get_iterable(nsd
, "constituent-vnfd"):
1715 vnfd_id
= c_vnf
["vnfd-id-ref"]
1716 vnfd
= db_vnfds_ref
[vnfd_id
]
1717 member_vnf_index
= str(c_vnf
["member-vnf-index"])
1718 db_vnfr
= db_vnfrs
[member_vnf_index
]
1719 base_folder
= vnfd
["_admin"]["storage"]
1725 # Get additional parameters
1727 if db_vnfr
.get("additionalParamsForVnf"):
1728 deploy_params
= self
._format
_additional
_params
(db_vnfr
["additionalParamsForVnf"].copy())
1730 descriptor_config
= vnfd
.get("vnf-configuration")
1731 if descriptor_config
and descriptor_config
.get("juju"):
1733 logging_text
=logging_text
+ "member_vnf_index={} ".format(member_vnf_index
),
1736 nslcmop_id
=nslcmop_id
,
1742 member_vnf_index
=member_vnf_index
,
1743 vdu_index
=vdu_index
,
1745 deploy_params
=deploy_params
,
1746 descriptor_config
=descriptor_config
,
1747 base_folder
=base_folder
,
1748 task_instantiation_info
=tasks_dict_info
,
1752 # Deploy charms for each VDU that supports one.
1753 for vdud
in get_iterable(vnfd
, 'vdu'):
1755 descriptor_config
= vdud
.get('vdu-configuration')
1756 vdur
= next((x
for x
in db_vnfr
["vdur"] if x
["vdu-id-ref"] == vdu_id
), None)
1757 if vdur
.get("additionalParams"):
1758 deploy_params_vdu
= self
._format
_additional
_params
(vdur
["additionalParams"])
1760 deploy_params_vdu
= deploy_params
1761 if descriptor_config
and descriptor_config
.get("juju"):
1762 # look for vdu index in the db_vnfr["vdu"] section
1763 # for vdur_index, vdur in enumerate(db_vnfr["vdur"]):
1764 # if vdur["vdu-id-ref"] == vdu_id:
1767 # raise LcmException("Mismatch vdu_id={} not found in the vnfr['vdur'] list for "
1768 # "member_vnf_index={}".format(vdu_id, member_vnf_index))
1769 # vdu_name = vdur.get("name")
1772 for vdu_index
in range(int(vdud
.get("count", 1))):
1773 # TODO vnfr_params["rw_mgmt_ip"] = vdur["ip-address"]
1775 logging_text
=logging_text
+ "member_vnf_index={}, vdu_id={}, vdu_index={} ".format(
1776 member_vnf_index
, vdu_id
, vdu_index
),
1779 nslcmop_id
=nslcmop_id
,
1785 member_vnf_index
=member_vnf_index
,
1786 vdu_index
=vdu_index
,
1788 deploy_params
=deploy_params_vdu
,
1789 descriptor_config
=descriptor_config
,
1790 base_folder
=base_folder
,
1791 task_instantiation_info
=tasks_dict_info
,
1794 for kdud
in get_iterable(vnfd
, 'kdu'):
1795 kdu_name
= kdud
["name"]
1796 descriptor_config
= kdud
.get('kdu-configuration')
1797 if descriptor_config
and descriptor_config
.get("juju"):
1801 # look for vdu index in the db_vnfr["vdu"] section
1802 # for vdur_index, vdur in enumerate(db_vnfr["vdur"]):
1803 # if vdur["vdu-id-ref"] == vdu_id:
1806 # raise LcmException("Mismatch vdu_id={} not found in the vnfr['vdur'] list for "
1807 # "member_vnf_index={}".format(vdu_id, member_vnf_index))
1808 # vdu_name = vdur.get("name")
1812 logging_text
=logging_text
,
1815 nslcmop_id
=nslcmop_id
,
1821 member_vnf_index
=member_vnf_index
,
1822 vdu_index
=vdu_index
,
1824 deploy_params
=deploy_params
,
1825 descriptor_config
=descriptor_config
,
1826 base_folder
=base_folder
,
1827 task_instantiation_info
=tasks_dict_info
,
1831 # Check if this NS has a charm configuration
1832 descriptor_config
= nsd
.get("ns-configuration")
1833 if descriptor_config
and descriptor_config
.get("juju"):
1836 member_vnf_index
= None
1842 # Get additional parameters
1844 if db_nsr
.get("additionalParamsForNs"):
1845 deploy_params
= self
._format
_additional
_params
(db_nsr
["additionalParamsForNs"].copy())
1846 base_folder
= nsd
["_admin"]["storage"]
1848 logging_text
=logging_text
,
1851 nslcmop_id
=nslcmop_id
,
1857 member_vnf_index
=member_vnf_index
,
1858 vdu_index
=vdu_index
,
1860 deploy_params
=deploy_params
,
1861 descriptor_config
=descriptor_config
,
1862 base_folder
=base_folder
,
1863 task_instantiation_info
=tasks_dict_info
,
1867 # rest of staff will be done at finally
1869 except (ROclient
.ROClientException
, DbException
, LcmException
, N2VCException
) as e
:
1870 self
.logger
.error(logging_text
+ "Exit Exception while '{}': {}".format(stage
[1], e
))
1872 except asyncio
.CancelledError
:
1873 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(stage
[1]))
1874 exc
= "Operation was cancelled"
1875 except Exception as e
:
1876 exc
= traceback
.format_exc()
1877 self
.logger
.critical(logging_text
+ "Exit Exception while '{}': {}".format(stage
[1], e
), exc_info
=True)
1880 error_list
.append(str(exc
))
1882 # wait for pending tasks
1884 stage
[1] = "Waiting for instantiate pending tasks."
1885 self
.logger
.debug(logging_text
+ stage
[1])
1886 error_list
+= await self
._wait
_for
_tasks
(logging_text
, tasks_dict_info
, timeout_ns_deploy
,
1887 stage
, nslcmop_id
, nsr_id
=nsr_id
)
1888 stage
[1] = stage
[2] = ""
1889 except asyncio
.CancelledError
:
1890 error_list
.append("Cancelled")
1891 # TODO cancel all tasks
1892 except Exception as exc
:
1893 error_list
.append(str(exc
))
1895 # update operation-status
1896 db_nsr_update
["operational-status"] = "running"
1897 # let's begin with VCA 'configured' status (later we can change it)
1898 db_nsr_update
["config-status"] = "configured"
1899 for task
, task_name
in tasks_dict_info
.items():
1900 if not task
.done() or task
.cancelled() or task
.exception():
1901 if task_name
.startswith(self
.task_name_deploy_vca
):
1902 # A N2VC task is pending
1903 db_nsr_update
["config-status"] = "failed"
1905 # RO or KDU task is pending
1906 db_nsr_update
["operational-status"] = "failed"
1908 # update status at database
1910 error_detail
= ". ".join(error_list
)
1911 self
.logger
.error(logging_text
+ error_detail
)
1912 error_description_nslcmop
= 'Stage: {}. Detail: {}'.format(stage
[0], error_detail
)
1913 error_description_nsr
= 'Operation: INSTANTIATING.{}, Stage {}'.format(nslcmop_id
, stage
[0])
1915 db_nsr_update
["detailed-status"] = error_description_nsr
+ " Detail: " + error_detail
1916 db_nslcmop_update
["detailed-status"] = error_detail
1917 nslcmop_operation_state
= "FAILED"
1921 error_description_nsr
= error_description_nslcmop
= None
1923 db_nsr_update
["detailed-status"] = "Done"
1924 db_nslcmop_update
["detailed-status"] = "Done"
1925 nslcmop_operation_state
= "COMPLETED"
1928 self
._write
_ns
_status
(
1931 current_operation
="IDLE",
1932 current_operation_id
=None,
1933 error_description
=error_description_nsr
,
1934 error_detail
=error_detail
,
1935 other_update
=db_nsr_update
1937 self
._write
_op
_status
(
1940 error_message
=error_description_nslcmop
,
1941 operation_state
=nslcmop_operation_state
,
1942 other_update
=db_nslcmop_update
,
1945 if nslcmop_operation_state
:
1947 await self
.msg
.aiowrite("ns", "instantiated", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
1948 "operationState": nslcmop_operation_state
},
1950 except Exception as e
:
1951 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
1953 self
.logger
.debug(logging_text
+ "Exit")
1954 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_instantiate")
1956 async def _add_vca_relations(self
, logging_text
, nsr_id
, vca_index
: int, timeout
: int = 3600) -> bool:
1959 # 1. find all relations for this VCA
1960 # 2. wait for other peers related
1965 # STEP 1: find all relations for this VCA
1968 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1971 my_vca
= deep_get(db_nsr
, ('_admin', 'deployed', 'VCA'))[vca_index
]
1973 # read all ns-configuration relations
1974 ns_relations
= list()
1975 db_ns_relations
= deep_get(db_nsr
, ('nsd', 'ns-configuration', 'relation'))
1977 for r
in db_ns_relations
:
1978 # check if this VCA is in the relation
1979 if my_vca
.get('member-vnf-index') in\
1980 (r
.get('entities')[0].get('id'), r
.get('entities')[1].get('id')):
1981 ns_relations
.append(r
)
1983 # read all vnf-configuration relations
1984 vnf_relations
= list()
1985 db_vnfd_list
= db_nsr
.get('vnfd-id')
1987 for vnfd
in db_vnfd_list
:
1988 db_vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd
})
1989 db_vnf_relations
= deep_get(db_vnfd
, ('vnf-configuration', 'relation'))
1990 if db_vnf_relations
:
1991 for r
in db_vnf_relations
:
1992 # check if this VCA is in the relation
1993 if my_vca
.get('vdu_id') in (r
.get('entities')[0].get('id'), r
.get('entities')[1].get('id')):
1994 vnf_relations
.append(r
)
1996 # if no relations, terminate
1997 if not ns_relations
and not vnf_relations
:
1998 self
.logger
.debug(logging_text
+ ' No relations')
2001 self
.logger
.debug(logging_text
+ ' adding relations\n {}\n {}'.format(ns_relations
, vnf_relations
))
2008 if now
- start
>= timeout
:
2009 self
.logger
.error(logging_text
+ ' : timeout adding relations')
2012 # reload nsr from database (we need to update record: _admin.deloyed.VCA)
2013 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
2015 # for each defined NS relation, find the VCA's related
2016 for r
in ns_relations
:
2017 from_vca_ee_id
= None
2019 from_vca_endpoint
= None
2020 to_vca_endpoint
= None
2021 vca_list
= deep_get(db_nsr
, ('_admin', 'deployed', 'VCA'))
2022 for vca
in vca_list
:
2023 if vca
.get('member-vnf-index') == r
.get('entities')[0].get('id') \
2024 and vca
.get('config_sw_installed'):
2025 from_vca_ee_id
= vca
.get('ee_id')
2026 from_vca_endpoint
= r
.get('entities')[0].get('endpoint')
2027 if vca
.get('member-vnf-index') == r
.get('entities')[1].get('id') \
2028 and vca
.get('config_sw_installed'):
2029 to_vca_ee_id
= vca
.get('ee_id')
2030 to_vca_endpoint
= r
.get('entities')[1].get('endpoint')
2031 if from_vca_ee_id
and to_vca_ee_id
:
2033 await self
.n2vc
.add_relation(
2034 ee_id_1
=from_vca_ee_id
,
2035 ee_id_2
=to_vca_ee_id
,
2036 endpoint_1
=from_vca_endpoint
,
2037 endpoint_2
=to_vca_endpoint
)
2038 # remove entry from relations list
2039 ns_relations
.remove(r
)
2041 # check failed peers
2043 vca_status_list
= db_nsr
.get('configurationStatus')
2045 for i
in range(len(vca_list
)):
2047 vca_status
= vca_status_list
[i
]
2048 if vca
.get('member-vnf-index') == r
.get('entities')[0].get('id'):
2049 if vca_status
.get('status') == 'BROKEN':
2050 # peer broken: remove relation from list
2051 ns_relations
.remove(r
)
2052 if vca
.get('member-vnf-index') == r
.get('entities')[1].get('id'):
2053 if vca_status
.get('status') == 'BROKEN':
2054 # peer broken: remove relation from list
2055 ns_relations
.remove(r
)
2060 # for each defined VNF relation, find the VCA's related
2061 for r
in vnf_relations
:
2062 from_vca_ee_id
= None
2064 from_vca_endpoint
= None
2065 to_vca_endpoint
= None
2066 vca_list
= deep_get(db_nsr
, ('_admin', 'deployed', 'VCA'))
2067 for vca
in vca_list
:
2068 if vca
.get('vdu_id') == r
.get('entities')[0].get('id') and vca
.get('config_sw_installed'):
2069 from_vca_ee_id
= vca
.get('ee_id')
2070 from_vca_endpoint
= r
.get('entities')[0].get('endpoint')
2071 if vca
.get('vdu_id') == r
.get('entities')[1].get('id') and vca
.get('config_sw_installed'):
2072 to_vca_ee_id
= vca
.get('ee_id')
2073 to_vca_endpoint
= r
.get('entities')[1].get('endpoint')
2074 if from_vca_ee_id
and to_vca_ee_id
:
2076 await self
.n2vc
.add_relation(
2077 ee_id_1
=from_vca_ee_id
,
2078 ee_id_2
=to_vca_ee_id
,
2079 endpoint_1
=from_vca_endpoint
,
2080 endpoint_2
=to_vca_endpoint
)
2081 # remove entry from relations list
2082 vnf_relations
.remove(r
)
2084 # check failed peers
2086 vca_status_list
= db_nsr
.get('configurationStatus')
2088 for i
in range(len(vca_list
)):
2090 vca_status
= vca_status_list
[i
]
2091 if vca
.get('vdu_id') == r
.get('entities')[0].get('id'):
2092 if vca_status
.get('status') == 'BROKEN':
2093 # peer broken: remove relation from list
2094 ns_relations
.remove(r
)
2095 if vca
.get('vdu_id') == r
.get('entities')[1].get('id'):
2096 if vca_status
.get('status') == 'BROKEN':
2097 # peer broken: remove relation from list
2098 ns_relations
.remove(r
)
2104 await asyncio
.sleep(5.0)
2106 if not ns_relations
and not vnf_relations
:
2107 self
.logger
.debug('Relations added')
2112 except Exception as e
:
2113 self
.logger
.warn(logging_text
+ ' ERROR adding relations: {}'.format(e
))
2116 def _write_db_callback(self
, task
, item
, _id
, on_done
=None, on_exc
=None):
2118 callback for kdu install intended to store the returned kdu_instance at database
2123 result
= task
.result()
2125 db_update
[on_done
] = str(result
)
2126 except Exception as e
:
2128 db_update
[on_exc
] = str(e
)
2131 self
.update_db_2(item
, _id
, db_update
)
2135 async def deploy_kdus(self
, logging_text
, nsr_id
, nslcmop_id
, db_vnfrs
, db_vnfds
, task_instantiation_info
):
2136 # Launch kdus if present in the descriptor
2138 k8scluster_id_2_uuic
= {"helm-chart": {}, "juju-bundle": {}}
2140 def _get_cluster_id(cluster_id
, cluster_type
):
2141 nonlocal k8scluster_id_2_uuic
2142 if cluster_id
in k8scluster_id_2_uuic
[cluster_type
]:
2143 return k8scluster_id_2_uuic
[cluster_type
][cluster_id
]
2145 db_k8scluster
= self
.db
.get_one("k8sclusters", {"_id": cluster_id
}, fail_on_empty
=False)
2146 if not db_k8scluster
:
2147 raise LcmException("K8s cluster {} cannot be found".format(cluster_id
))
2148 k8s_id
= deep_get(db_k8scluster
, ("_admin", cluster_type
, "id"))
2150 raise LcmException("K8s cluster '{}' has not been initilized for '{}'".format(cluster_id
, cluster_type
))
2151 k8scluster_id_2_uuic
[cluster_type
][cluster_id
] = k8s_id
2154 logging_text
+= "Deploy kdus: "
2157 db_nsr_update
= {"_admin.deployed.K8s": []}
2158 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2161 updated_cluster_list
= []
2163 for vnfr_data
in db_vnfrs
.values():
2164 for kdur
in get_iterable(vnfr_data
, "kdur"):
2165 desc_params
= self
._format
_additional
_params
(kdur
.get("additionalParams"))
2166 vnfd_id
= vnfr_data
.get('vnfd-id')
2167 namespace
= kdur
.get("k8s-namespace")
2168 if kdur
.get("helm-chart"):
2169 kdumodel
= kdur
["helm-chart"]
2170 k8sclustertype
= "helm-chart"
2171 elif kdur
.get("juju-bundle"):
2172 kdumodel
= kdur
["juju-bundle"]
2173 k8sclustertype
= "juju-bundle"
2175 raise LcmException("kdu type for kdu='{}.{}' is neither helm-chart nor "
2176 "juju-bundle. Maybe an old NBI version is running".
2177 format(vnfr_data
["member-vnf-index-ref"], kdur
["kdu-name"]))
2178 # check if kdumodel is a file and exists
2180 storage
= deep_get(db_vnfds
.get(vnfd_id
), ('_admin', 'storage'))
2181 if storage
and storage
.get('pkg-dir'): # may be not present if vnfd has not artifacts
2182 # path format: /vnfdid/pkkdir/helm-charts|juju-bundles/kdumodel
2183 filename
= '{}/{}/{}s/{}'.format(storage
["folder"], storage
["pkg-dir"], k8sclustertype
,
2185 if self
.fs
.file_exists(filename
, mode
='file') or self
.fs
.file_exists(filename
, mode
='dir'):
2186 kdumodel
= self
.fs
.path
+ filename
2187 except (asyncio
.TimeoutError
, asyncio
.CancelledError
):
2189 except Exception: # it is not a file
2192 k8s_cluster_id
= kdur
["k8s-cluster"]["id"]
2193 step
= "Synchronize repos for k8s cluster '{}'".format(k8s_cluster_id
)
2194 cluster_uuid
= _get_cluster_id(k8s_cluster_id
, k8sclustertype
)
2196 if k8sclustertype
== "helm-chart" and cluster_uuid
not in updated_cluster_list
:
2197 del_repo_list
, added_repo_dict
= await asyncio
.ensure_future(
2198 self
.k8sclusterhelm
.synchronize_repos(cluster_uuid
=cluster_uuid
))
2199 if del_repo_list
or added_repo_dict
:
2200 unset
= {'_admin.helm_charts_added.' + item
: None for item
in del_repo_list
}
2201 updated
= {'_admin.helm_charts_added.' +
2202 item
: name
for item
, name
in added_repo_dict
.items()}
2203 self
.logger
.debug(logging_text
+ "repos synchronized on k8s cluster '{}' to_delete: {}, "
2204 "to_add: {}".format(k8s_cluster_id
, del_repo_list
,
2206 self
.db
.set_one("k8sclusters", {"_id": k8s_cluster_id
}, updated
, unset
=unset
)
2207 updated_cluster_list
.append(cluster_uuid
)
2209 step
= "Instantiating KDU {}.{} in k8s cluster {}".format(vnfr_data
["member-vnf-index-ref"],
2210 kdur
["kdu-name"], k8s_cluster_id
)
2212 k8s_instace_info
= {"kdu-instance": None,
2213 "k8scluster-uuid": cluster_uuid
,
2214 "k8scluster-type": k8sclustertype
,
2215 "member-vnf-index": vnfr_data
["member-vnf-index-ref"],
2216 "kdu-name": kdur
["kdu-name"],
2217 "kdu-model": kdumodel
,
2218 "namespace": namespace
}
2219 db_path
= "_admin.deployed.K8s.{}".format(index
)
2220 db_nsr_update
[db_path
] = k8s_instace_info
2221 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2223 db_dict
= {"collection": "nsrs",
2224 "filter": {"_id": nsr_id
},
2227 task
= asyncio
.ensure_future(
2228 self
.k8scluster_map
[k8sclustertype
].install(cluster_uuid
=cluster_uuid
, kdu_model
=kdumodel
,
2229 atomic
=True, params
=desc_params
,
2230 db_dict
=db_dict
, timeout
=600,
2231 kdu_name
=kdur
["kdu-name"], namespace
=namespace
))
2233 task
.add_done_callback(partial(self
._write
_db
_callback
, item
="nsrs", _id
=nsr_id
,
2234 on_done
=db_path
+ ".kdu-instance",
2235 on_exc
=db_path
+ ".detailed-status"))
2236 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
, "instantiate_KDU-{}".format(index
), task
)
2237 task_instantiation_info
[task
] = "Deploying KDU {}".format(kdur
["kdu-name"])
2241 except (LcmException
, asyncio
.CancelledError
):
2243 except Exception as e
:
2244 msg
= "Exception {} while {}: {}".format(type(e
).__name
__, step
, e
)
2245 if isinstance(e
, (N2VCException
, DbException
)):
2246 self
.logger
.error(logging_text
+ msg
)
2248 self
.logger
.critical(logging_text
+ msg
, exc_info
=True)
2249 raise LcmException(msg
)
2252 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2254 def _deploy_n2vc(self
, logging_text
, db_nsr
, db_vnfr
, nslcmop_id
, nsr_id
, nsi_id
, vnfd_id
, vdu_id
,
2255 kdu_name
, member_vnf_index
, vdu_index
, vdu_name
, deploy_params
, descriptor_config
,
2256 base_folder
, task_instantiation_info
, stage
):
2257 # launch instantiate_N2VC in a asyncio task and register task object
2258 # Look where information of this charm is at database <nsrs>._admin.deployed.VCA
2259 # if not found, create one entry and update database
2261 # fill db_nsr._admin.deployed.VCA.<index>
2263 for vca_index
, vca_deployed
in enumerate(db_nsr
["_admin"]["deployed"]["VCA"]):
2264 if not vca_deployed
:
2266 if vca_deployed
.get("member-vnf-index") == member_vnf_index
and \
2267 vca_deployed
.get("vdu_id") == vdu_id
and \
2268 vca_deployed
.get("kdu_name") == kdu_name
and \
2269 vca_deployed
.get("vdu_count_index", 0) == vdu_index
:
2272 # not found, create one.
2274 "member-vnf-index": member_vnf_index
,
2276 "kdu_name": kdu_name
,
2277 "vdu_count_index": vdu_index
,
2278 "operational-status": "init", # TODO revise
2279 "detailed-status": "", # TODO revise
2280 "step": "initial-deploy", # TODO revise
2282 "vdu_name": vdu_name
,
2286 # create VCA and configurationStatus in db
2288 "_admin.deployed.VCA.{}".format(vca_index
): vca_deployed
,
2289 "configurationStatus.{}".format(vca_index
): dict()
2291 self
.update_db_2("nsrs", nsr_id
, db_dict
)
2293 db_nsr
["_admin"]["deployed"]["VCA"].append(vca_deployed
)
2296 task_n2vc
= asyncio
.ensure_future(
2297 self
.instantiate_N2VC(
2298 logging_text
=logging_text
,
2299 vca_index
=vca_index
,
2305 vdu_index
=vdu_index
,
2306 deploy_params
=deploy_params
,
2307 config_descriptor
=descriptor_config
,
2308 base_folder
=base_folder
,
2309 nslcmop_id
=nslcmop_id
,
2313 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
, "instantiate_N2VC-{}".format(vca_index
), task_n2vc
)
2314 task_instantiation_info
[task_n2vc
] = self
.task_name_deploy_vca
+ " {}.{}".format(
2315 member_vnf_index
or "", vdu_id
or "")
2317 # Check if this VNFD has a configured terminate action
2318 def _has_terminate_config_primitive(self
, vnfd
):
2319 vnf_config
= vnfd
.get("vnf-configuration")
2320 if vnf_config
and vnf_config
.get("terminate-config-primitive"):
2326 def _get_terminate_config_primitive_seq_list(vnfd
):
2327 """ Get a numerically sorted list of the sequences for this VNFD's terminate action """
2328 # No need to check for existing primitive twice, already done before
2329 vnf_config
= vnfd
.get("vnf-configuration")
2330 seq_list
= vnf_config
.get("terminate-config-primitive")
2331 # Get all 'seq' tags in seq_list, order sequences numerically, ascending.
2332 seq_list_sorted
= sorted(seq_list
, key
=lambda x
: int(x
['seq']))
2333 return seq_list_sorted
2336 def _create_nslcmop(nsr_id
, operation
, params
):
2338 Creates a ns-lcm-opp content to be stored at database.
2339 :param nsr_id: internal id of the instance
2340 :param operation: instantiate, terminate, scale, action, ...
2341 :param params: user parameters for the operation
2342 :return: dictionary following SOL005 format
2344 # Raise exception if invalid arguments
2345 if not (nsr_id
and operation
and params
):
2347 "Parameters 'nsr_id', 'operation' and 'params' needed to create primitive not provided")
2353 # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
2354 "operationState": "PROCESSING",
2355 "statusEnteredTime": now
,
2356 "nsInstanceId": nsr_id
,
2357 "lcmOperationType": operation
,
2359 "isAutomaticInvocation": False,
2360 "operationParams": params
,
2361 "isCancelPending": False,
2363 "self": "/osm/nslcm/v1/ns_lcm_op_occs/" + _id
,
2364 "nsInstance": "/osm/nslcm/v1/ns_instances/" + nsr_id
,
2369 def _format_additional_params(self
, params
):
2370 params
= params
or {}
2371 for key
, value
in params
.items():
2372 if str(value
).startswith("!!yaml "):
2373 params
[key
] = yaml
.safe_load(value
[7:])
2376 def _get_terminate_primitive_params(self
, seq
, vnf_index
):
2377 primitive
= seq
.get('name')
2378 primitive_params
= {}
2380 "member_vnf_index": vnf_index
,
2381 "primitive": primitive
,
2382 "primitive_params": primitive_params
,
2385 return self
._map
_primitive
_params
(seq
, params
, desc_params
)
2389 def _retry_or_skip_suboperation(self
, db_nslcmop
, op_index
):
2390 op
= deep_get(db_nslcmop
, ('_admin', 'operations'), [])[op_index
]
2391 if op
.get('operationState') == 'COMPLETED':
2392 # b. Skip sub-operation
2393 # _ns_execute_primitive() or RO.create_action() will NOT be executed
2394 return self
.SUBOPERATION_STATUS_SKIP
2396 # c. retry executing sub-operation
2397 # The sub-operation exists, and operationState != 'COMPLETED'
2398 # Update operationState = 'PROCESSING' to indicate a retry.
2399 operationState
= 'PROCESSING'
2400 detailed_status
= 'In progress'
2401 self
._update
_suboperation
_status
(
2402 db_nslcmop
, op_index
, operationState
, detailed_status
)
2403 # Return the sub-operation index
2404 # _ns_execute_primitive() or RO.create_action() will be called from scale()
2405 # with arguments extracted from the sub-operation
2408 # Find a sub-operation where all keys in a matching dictionary must match
2409 # Returns the index of the matching sub-operation, or SUBOPERATION_STATUS_NOT_FOUND if no match
2410 def _find_suboperation(self
, db_nslcmop
, match
):
2411 if db_nslcmop
and match
:
2412 op_list
= db_nslcmop
.get('_admin', {}).get('operations', [])
2413 for i
, op
in enumerate(op_list
):
2414 if all(op
.get(k
) == match
[k
] for k
in match
):
2416 return self
.SUBOPERATION_STATUS_NOT_FOUND
2418 # Update status for a sub-operation given its index
2419 def _update_suboperation_status(self
, db_nslcmop
, op_index
, operationState
, detailed_status
):
2420 # Update DB for HA tasks
2421 q_filter
= {'_id': db_nslcmop
['_id']}
2422 update_dict
= {'_admin.operations.{}.operationState'.format(op_index
): operationState
,
2423 '_admin.operations.{}.detailed-status'.format(op_index
): detailed_status
}
2424 self
.db
.set_one("nslcmops",
2426 update_dict
=update_dict
,
2427 fail_on_empty
=False)
2429 # Add sub-operation, return the index of the added sub-operation
2430 # Optionally, set operationState, detailed-status, and operationType
2431 # Status and type are currently set for 'scale' sub-operations:
2432 # 'operationState' : 'PROCESSING' | 'COMPLETED' | 'FAILED'
2433 # 'detailed-status' : status message
2434 # 'operationType': may be any type, in the case of scaling: 'PRE-SCALE' | 'POST-SCALE'
2435 # Status and operation type are currently only used for 'scale', but NOT for 'terminate' sub-operations.
2436 def _add_suboperation(self
, db_nslcmop
, vnf_index
, vdu_id
, vdu_count_index
, vdu_name
, primitive
,
2437 mapped_primitive_params
, operationState
=None, detailed_status
=None, operationType
=None,
2438 RO_nsr_id
=None, RO_scaling_info
=None):
2440 return self
.SUBOPERATION_STATUS_NOT_FOUND
2441 # Get the "_admin.operations" list, if it exists
2442 db_nslcmop_admin
= db_nslcmop
.get('_admin', {})
2443 op_list
= db_nslcmop_admin
.get('operations')
2444 # Create or append to the "_admin.operations" list
2445 new_op
= {'member_vnf_index': vnf_index
,
2447 'vdu_count_index': vdu_count_index
,
2448 'primitive': primitive
,
2449 'primitive_params': mapped_primitive_params
}
2451 new_op
['operationState'] = operationState
2453 new_op
['detailed-status'] = detailed_status
2455 new_op
['lcmOperationType'] = operationType
2457 new_op
['RO_nsr_id'] = RO_nsr_id
2459 new_op
['RO_scaling_info'] = RO_scaling_info
2461 # No existing operations, create key 'operations' with current operation as first list element
2462 db_nslcmop_admin
.update({'operations': [new_op
]})
2463 op_list
= db_nslcmop_admin
.get('operations')
2465 # Existing operations, append operation to list
2466 op_list
.append(new_op
)
2468 db_nslcmop_update
= {'_admin.operations': op_list
}
2469 self
.update_db_2("nslcmops", db_nslcmop
['_id'], db_nslcmop_update
)
2470 op_index
= len(op_list
) - 1
2473 # Helper methods for scale() sub-operations
2475 # pre-scale/post-scale:
2476 # Check for 3 different cases:
2477 # a. New: First time execution, return SUBOPERATION_STATUS_NEW
2478 # b. Skip: Existing sub-operation exists, operationState == 'COMPLETED', return SUBOPERATION_STATUS_SKIP
2479 # c. retry: Existing sub-operation exists, operationState != 'COMPLETED', return op_index to re-execute
2480 def _check_or_add_scale_suboperation(self
, db_nslcmop
, vnf_index
, vnf_config_primitive
, primitive_params
,
2481 operationType
, RO_nsr_id
=None, RO_scaling_info
=None):
2482 # Find this sub-operation
2483 if RO_nsr_id
and RO_scaling_info
:
2484 operationType
= 'SCALE-RO'
2486 'member_vnf_index': vnf_index
,
2487 'RO_nsr_id': RO_nsr_id
,
2488 'RO_scaling_info': RO_scaling_info
,
2492 'member_vnf_index': vnf_index
,
2493 'primitive': vnf_config_primitive
,
2494 'primitive_params': primitive_params
,
2495 'lcmOperationType': operationType
2497 op_index
= self
._find
_suboperation
(db_nslcmop
, match
)
2498 if op_index
== self
.SUBOPERATION_STATUS_NOT_FOUND
:
2499 # a. New sub-operation
2500 # The sub-operation does not exist, add it.
2501 # _ns_execute_primitive() will be called from scale() as usual, with non-modified arguments
2502 # The following parameters are set to None for all kind of scaling:
2504 vdu_count_index
= None
2506 if RO_nsr_id
and RO_scaling_info
:
2507 vnf_config_primitive
= None
2508 primitive_params
= None
2511 RO_scaling_info
= None
2512 # Initial status for sub-operation
2513 operationState
= 'PROCESSING'
2514 detailed_status
= 'In progress'
2515 # Add sub-operation for pre/post-scaling (zero or more operations)
2516 self
._add
_suboperation
(db_nslcmop
,
2521 vnf_config_primitive
,
2528 return self
.SUBOPERATION_STATUS_NEW
2530 # Return either SUBOPERATION_STATUS_SKIP (operationState == 'COMPLETED'),
2531 # or op_index (operationState != 'COMPLETED')
2532 return self
._retry
_or
_skip
_suboperation
(db_nslcmop
, op_index
)
2534 # Function to return execution_environment id
2536 def _get_ee_id(self
, vnf_index
, vdu_id
, vca_deployed_list
):
2537 # TODO vdu_index_count
2538 for vca
in vca_deployed_list
:
2539 if vca
["member-vnf-index"] == vnf_index
and vca
["vdu_id"] == vdu_id
:
2542 async def destroy_N2VC(self
, logging_text
, db_nslcmop
, vca_deployed
, config_descriptor
, vca_index
, destroy_ee
=True):
2544 Execute the terminate primitives and destroy the execution environment (if destroy_ee=False
2545 :param logging_text:
2547 :param vca_deployed: Dictionary of deployment info at db_nsr._admin.depoloyed.VCA.<INDEX>
2548 :param config_descriptor: Configuration descriptor of the NSD, VNFD, VNFD.vdu or VNFD.kdu
2549 :param vca_index: index in the database _admin.deployed.VCA
2550 :param destroy_ee: False to do not destroy, because it will be destroyed all of then at once
2551 :return: None or exception
2553 # execute terminate_primitives
2554 terminate_primitives
= config_descriptor
.get("terminate-config-primitive")
2555 vdu_id
= vca_deployed
.get("vdu_id")
2556 vdu_count_index
= vca_deployed
.get("vdu_count_index")
2557 vdu_name
= vca_deployed
.get("vdu_name")
2558 vnf_index
= vca_deployed
.get("member-vnf-index")
2559 if terminate_primitives
and vca_deployed
.get("needed_terminate"):
2560 # Get all 'seq' tags in seq_list, order sequences numerically, ascending.
2561 terminate_primitives
= sorted(terminate_primitives
, key
=lambda x
: int(x
['seq']))
2562 for seq
in terminate_primitives
:
2563 # For each sequence in list, get primitive and call _ns_execute_primitive()
2564 step
= "Calling terminate action for vnf_member_index={} primitive={}".format(
2565 vnf_index
, seq
.get("name"))
2566 self
.logger
.debug(logging_text
+ step
)
2567 # Create the primitive for each sequence, i.e. "primitive": "touch"
2568 primitive
= seq
.get('name')
2569 mapped_primitive_params
= self
._get
_terminate
_primitive
_params
(seq
, vnf_index
)
2570 # The following 3 parameters are currently set to None for 'terminate':
2571 # vdu_id, vdu_count_index, vdu_name
2574 self
._add
_suboperation
(db_nslcmop
,
2580 mapped_primitive_params
)
2581 # Sub-operations: Call _ns_execute_primitive() instead of action()
2583 result
, result_detail
= await self
._ns
_execute
_primitive
(vca_deployed
["ee_id"], primitive
,
2584 mapped_primitive_params
)
2585 except LcmException
:
2586 # this happens when VCA is not deployed. In this case it is not needed to terminate
2588 result_ok
= ['COMPLETED', 'PARTIALLY_COMPLETED']
2589 if result
not in result_ok
:
2590 raise LcmException("terminate_primitive {} for vnf_member_index={} fails with "
2591 "error {}".format(seq
.get("name"), vnf_index
, result_detail
))
2592 # set that this VCA do not need terminated
2593 db_update_entry
= "_admin.deployed.VCA.{}.needed_terminate".format(vca_index
)
2594 self
.update_db_2("nsrs", db_nslcmop
["nsInstanceId"], {db_update_entry
: False})
2597 await self
.n2vc
.delete_execution_environment(vca_deployed
["ee_id"])
2599 async def _delete_all_N2VC(self
, db_nsr
: dict):
2600 self
._write
_all
_config
_status
(db_nsr
=db_nsr
, status
='TERMINATING')
2601 namespace
= "." + db_nsr
["_id"]
2603 await self
.n2vc
.delete_namespace(namespace
=namespace
, total_timeout
=self
.timeout_charm_delete
)
2604 except N2VCNotFound
: # already deleted. Skip
2606 self
._write
_all
_config
_status
(db_nsr
=db_nsr
, status
='DELETED')
2608 async def _terminate_RO(self
, logging_text
, nsr_deployed
, nsr_id
, nslcmop_id
, stage
):
2610 Terminates a deployment from RO
2611 :param logging_text:
2612 :param nsr_deployed: db_nsr._admin.deployed
2615 :param stage: list of string with the content to write on db_nslcmop.detailed-status.
2616 this method will update only the index 2, but it will write on database the concatenated content of the list
2621 ro_nsr_id
= ro_delete_action
= None
2622 if nsr_deployed
and nsr_deployed
.get("RO"):
2623 ro_nsr_id
= nsr_deployed
["RO"].get("nsr_id")
2624 ro_delete_action
= nsr_deployed
["RO"].get("nsr_delete_action_id")
2627 stage
[2] = "Deleting ns from VIM."
2628 db_nsr_update
["detailed-status"] = " ".join(stage
)
2629 self
._write
_op
_status
(nslcmop_id
, stage
)
2630 self
.logger
.debug(logging_text
+ stage
[2])
2631 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2632 self
._write
_op
_status
(nslcmop_id
, stage
)
2633 desc
= await self
.RO
.delete("ns", ro_nsr_id
)
2634 ro_delete_action
= desc
["action_id"]
2635 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = ro_delete_action
2636 db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
2637 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
2638 if ro_delete_action
:
2639 # wait until NS is deleted from VIM
2640 stage
[2] = "Waiting ns deleted from VIM."
2641 detailed_status_old
= None
2642 self
.logger
.debug(logging_text
+ stage
[2] + " RO_id={} ro_delete_action={}".format(ro_nsr_id
,
2644 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2645 self
._write
_op
_status
(nslcmop_id
, stage
)
2647 delete_timeout
= 20 * 60 # 20 minutes
2648 while delete_timeout
> 0:
2649 desc
= await self
.RO
.show(
2651 item_id_name
=ro_nsr_id
,
2652 extra_item
="action",
2653 extra_item_id
=ro_delete_action
)
2656 self
._on
_update
_ro
_db
(nsrs_id
=nsr_id
, ro_descriptor
=desc
)
2658 ns_status
, ns_status_info
= self
.RO
.check_action_status(desc
)
2659 if ns_status
== "ERROR":
2660 raise ROclient
.ROClientException(ns_status_info
)
2661 elif ns_status
== "BUILD":
2662 stage
[2] = "Deleting from VIM {}".format(ns_status_info
)
2663 elif ns_status
== "ACTIVE":
2664 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = None
2665 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
2668 assert False, "ROclient.check_action_status returns unknown {}".format(ns_status
)
2669 if stage
[2] != detailed_status_old
:
2670 detailed_status_old
= stage
[2]
2671 db_nsr_update
["detailed-status"] = " ".join(stage
)
2672 self
._write
_op
_status
(nslcmop_id
, stage
)
2673 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2674 await asyncio
.sleep(5, loop
=self
.loop
)
2676 else: # delete_timeout <= 0:
2677 raise ROclient
.ROClientException("Timeout waiting ns deleted from VIM")
2679 except Exception as e
:
2680 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2681 if isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 404: # not found
2682 db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
2683 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
2684 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = None
2685 self
.logger
.debug(logging_text
+ "RO_ns_id={} already deleted".format(ro_nsr_id
))
2686 elif isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 409: # conflict
2687 failed_detail
.append("delete conflict: {}".format(e
))
2688 self
.logger
.debug(logging_text
+ "RO_ns_id={} delete conflict: {}".format(ro_nsr_id
, e
))
2690 failed_detail
.append("delete error: {}".format(e
))
2691 self
.logger
.error(logging_text
+ "RO_ns_id={} delete error: {}".format(ro_nsr_id
, e
))
2694 if not failed_detail
and deep_get(nsr_deployed
, ("RO", "nsd_id")):
2695 ro_nsd_id
= nsr_deployed
["RO"]["nsd_id"]
2697 stage
[2] = "Deleting nsd from RO."
2698 db_nsr_update
["detailed-status"] = " ".join(stage
)
2699 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2700 self
._write
_op
_status
(nslcmop_id
, stage
)
2701 await self
.RO
.delete("nsd", ro_nsd_id
)
2702 self
.logger
.debug(logging_text
+ "ro_nsd_id={} deleted".format(ro_nsd_id
))
2703 db_nsr_update
["_admin.deployed.RO.nsd_id"] = None
2704 except Exception as e
:
2705 if isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 404: # not found
2706 db_nsr_update
["_admin.deployed.RO.nsd_id"] = None
2707 self
.logger
.debug(logging_text
+ "ro_nsd_id={} already deleted".format(ro_nsd_id
))
2708 elif isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 409: # conflict
2709 failed_detail
.append("ro_nsd_id={} delete conflict: {}".format(ro_nsd_id
, e
))
2710 self
.logger
.debug(logging_text
+ failed_detail
[-1])
2712 failed_detail
.append("ro_nsd_id={} delete error: {}".format(ro_nsd_id
, e
))
2713 self
.logger
.error(logging_text
+ failed_detail
[-1])
2715 if not failed_detail
and deep_get(nsr_deployed
, ("RO", "vnfd")):
2716 for index
, vnf_deployed
in enumerate(nsr_deployed
["RO"]["vnfd"]):
2717 if not vnf_deployed
or not vnf_deployed
["id"]:
2720 ro_vnfd_id
= vnf_deployed
["id"]
2721 stage
[2] = "Deleting member_vnf_index={} ro_vnfd_id={} from RO.".format(
2722 vnf_deployed
["member-vnf-index"], ro_vnfd_id
)
2723 db_nsr_update
["detailed-status"] = " ".join(stage
)
2724 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2725 self
._write
_op
_status
(nslcmop_id
, stage
)
2726 await self
.RO
.delete("vnfd", ro_vnfd_id
)
2727 self
.logger
.debug(logging_text
+ "ro_vnfd_id={} deleted".format(ro_vnfd_id
))
2728 db_nsr_update
["_admin.deployed.RO.vnfd.{}.id".format(index
)] = None
2729 except Exception as e
:
2730 if isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 404: # not found
2731 db_nsr_update
["_admin.deployed.RO.vnfd.{}.id".format(index
)] = None
2732 self
.logger
.debug(logging_text
+ "ro_vnfd_id={} already deleted ".format(ro_vnfd_id
))
2733 elif isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 409: # conflict
2734 failed_detail
.append("ro_vnfd_id={} delete conflict: {}".format(ro_vnfd_id
, e
))
2735 self
.logger
.debug(logging_text
+ failed_detail
[-1])
2737 failed_detail
.append("ro_vnfd_id={} delete error: {}".format(ro_vnfd_id
, e
))
2738 self
.logger
.error(logging_text
+ failed_detail
[-1])
2741 stage
[2] = "Error deleting from VIM"
2743 stage
[2] = "Deleted from VIM"
2744 db_nsr_update
["detailed-status"] = " ".join(stage
)
2745 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2746 self
._write
_op
_status
(nslcmop_id
, stage
)
2749 raise LcmException("; ".join(failed_detail
))
2751 async def terminate(self
, nsr_id
, nslcmop_id
):
2752 # Try to lock HA task here
2753 task_is_locked_by_me
= self
.lcm_tasks
.lock_HA('ns', 'nslcmops', nslcmop_id
)
2754 if not task_is_locked_by_me
:
2757 logging_text
= "Task ns={} terminate={} ".format(nsr_id
, nslcmop_id
)
2758 self
.logger
.debug(logging_text
+ "Enter")
2759 timeout_ns_terminate
= self
.timeout_ns_terminate
2762 operation_params
= None
2764 error_list
= [] # annotates all failed error messages
2765 db_nslcmop_update
= {}
2766 autoremove
= False # autoremove after terminated
2767 tasks_dict_info
= {}
2769 stage
= ["Stage 1/3: Preparing task.", "Waiting for previous operations to terminate.", ""]
2770 # ^ contains [stage, step, VIM-status]
2772 # wait for any previous tasks in process
2773 await self
.lcm_tasks
.waitfor_related_HA("ns", 'nslcmops', nslcmop_id
)
2775 stage
[1] = "Getting nslcmop={} from db.".format(nslcmop_id
)
2776 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
2777 operation_params
= db_nslcmop
.get("operationParams") or {}
2778 if operation_params
.get("timeout_ns_terminate"):
2779 timeout_ns_terminate
= operation_params
["timeout_ns_terminate"]
2780 stage
[1] = "Getting nsr={} from db.".format(nsr_id
)
2781 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
2783 db_nsr_update
["operational-status"] = "terminating"
2784 db_nsr_update
["config-status"] = "terminating"
2785 self
._write
_ns
_status
(
2787 ns_state
="TERMINATING",
2788 current_operation
="TERMINATING",
2789 current_operation_id
=nslcmop_id
,
2790 other_update
=db_nsr_update
2792 self
._write
_op
_status
(
2797 nsr_deployed
= deepcopy(db_nsr
["_admin"].get("deployed")) or {}
2798 if db_nsr
["_admin"]["nsState"] == "NOT_INSTANTIATED":
2801 stage
[1] = "Getting vnf descriptors from db."
2802 db_vnfrs_list
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
2803 db_vnfds_from_id
= {}
2804 db_vnfds_from_member_index
= {}
2806 for vnfr
in db_vnfrs_list
:
2807 vnfd_id
= vnfr
["vnfd-id"]
2808 if vnfd_id
not in db_vnfds_from_id
:
2809 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd_id
})
2810 db_vnfds_from_id
[vnfd_id
] = vnfd
2811 db_vnfds_from_member_index
[vnfr
["member-vnf-index-ref"]] = db_vnfds_from_id
[vnfd_id
]
2813 # Destroy individual execution environments when there are terminating primitives.
2814 # Rest of EE will be deleted at once
2815 if not operation_params
.get("skip_terminate_primitives"):
2816 stage
[0] = "Stage 2/3 execute terminating primitives."
2817 stage
[1] = "Looking execution environment that needs terminate."
2818 self
.logger
.debug(logging_text
+ stage
[1])
2819 for vca_index
, vca
in enumerate(get_iterable(nsr_deployed
, "VCA")):
2820 config_descriptor
= None
2821 if not vca
or not vca
.get("ee_id") or not vca
.get("needed_terminate"):
2823 if not vca
.get("member-vnf-index"):
2825 config_descriptor
= db_nsr
.get("ns-configuration")
2826 elif vca
.get("vdu_id"):
2827 db_vnfd
= db_vnfds_from_member_index
[vca
["member-vnf-index"]]
2828 vdud
= next((vdu
for vdu
in db_vnfd
.get("vdu", ()) if vdu
["id"] == vca
.get("vdu_id")), None)
2830 config_descriptor
= vdud
.get("vdu-configuration")
2831 elif vca
.get("kdu_name"):
2832 db_vnfd
= db_vnfds_from_member_index
[vca
["member-vnf-index"]]
2833 kdud
= next((kdu
for kdu
in db_vnfd
.get("kdu", ()) if kdu
["name"] == vca
.get("kdu_name")), None)
2835 config_descriptor
= kdud
.get("kdu-configuration")
2837 config_descriptor
= db_vnfds_from_member_index
[vca
["member-vnf-index"]].get("vnf-configuration")
2838 task
= asyncio
.ensure_future(self
.destroy_N2VC(logging_text
, db_nslcmop
, vca
, config_descriptor
,
2840 tasks_dict_info
[task
] = "Terminating VCA {}".format(vca
.get("ee_id"))
2842 # wait for pending tasks of terminate primitives
2844 self
.logger
.debug(logging_text
+ 'Waiting for terminate primitive pending tasks...')
2845 error_list
= await self
._wait
_for
_tasks
(logging_text
, tasks_dict_info
,
2846 min(self
.timeout_charm_delete
, timeout_ns_terminate
),
2849 return # raise LcmException("; ".join(error_list))
2850 tasks_dict_info
.clear()
2852 # remove All execution environments at once
2853 stage
[0] = "Stage 3/3 delete all."
2855 if nsr_deployed
.get("VCA"):
2856 stage
[1] = "Deleting all execution environments."
2857 self
.logger
.debug(logging_text
+ stage
[1])
2858 task_delete_ee
= asyncio
.ensure_future(asyncio
.wait_for(self
._delete
_all
_N
2VC
(db_nsr
=db_nsr
),
2859 timeout
=self
.timeout_charm_delete
))
2860 # task_delete_ee = asyncio.ensure_future(self.n2vc.delete_namespace(namespace="." + nsr_id))
2861 tasks_dict_info
[task_delete_ee
] = "Terminating all VCA"
2863 # Delete from k8scluster
2864 stage
[1] = "Deleting KDUs."
2865 self
.logger
.debug(logging_text
+ stage
[1])
2866 # print(nsr_deployed)
2867 for kdu
in get_iterable(nsr_deployed
, "K8s"):
2868 if not kdu
or not kdu
.get("kdu-instance"):
2870 kdu_instance
= kdu
.get("kdu-instance")
2871 if kdu
.get("k8scluster-type") in self
.k8scluster_map
:
2872 task_delete_kdu_instance
= asyncio
.ensure_future(
2873 self
.k8scluster_map
[kdu
["k8scluster-type"]].uninstall(
2874 cluster_uuid
=kdu
.get("k8scluster-uuid"),
2875 kdu_instance
=kdu_instance
))
2877 self
.logger
.error(logging_text
+ "Unknown k8s deployment type {}".
2878 format(kdu
.get("k8scluster-type")))
2880 tasks_dict_info
[task_delete_kdu_instance
] = "Terminating KDU '{}'".format(kdu
.get("kdu-name"))
2883 stage
[1] = "Deleting ns from VIM."
2884 task_delete_ro
= asyncio
.ensure_future(
2885 self
._terminate
_RO
(logging_text
, nsr_deployed
, nsr_id
, nslcmop_id
, stage
))
2886 tasks_dict_info
[task_delete_ro
] = "Removing deployment from VIM"
2888 # rest of staff will be done at finally
2890 except (ROclient
.ROClientException
, DbException
, LcmException
, N2VCException
) as e
:
2891 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
2893 except asyncio
.CancelledError
:
2894 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(stage
[1]))
2895 exc
= "Operation was cancelled"
2896 except Exception as e
:
2897 exc
= traceback
.format_exc()
2898 self
.logger
.critical(logging_text
+ "Exit Exception while '{}': {}".format(stage
[1], e
), exc_info
=True)
2901 error_list
.append(str(exc
))
2903 # wait for pending tasks
2905 stage
[1] = "Waiting for terminate pending tasks."
2906 self
.logger
.debug(logging_text
+ stage
[1])
2907 error_list
+= await self
._wait
_for
_tasks
(logging_text
, tasks_dict_info
, timeout_ns_terminate
,
2909 stage
[1] = stage
[2] = ""
2910 except asyncio
.CancelledError
:
2911 error_list
.append("Cancelled")
2912 # TODO cancell all tasks
2913 except Exception as exc
:
2914 error_list
.append(str(exc
))
2915 # update status at database
2917 error_detail
= "; ".join(error_list
)
2918 # self.logger.error(logging_text + error_detail)
2919 error_description_nslcmop
= 'Stage: {}. Detail: {}'.format(stage
[0], error_detail
)
2920 error_description_nsr
= 'Operation: TERMINATING.{}, Stage {}.'.format(nslcmop_id
, stage
[0])
2922 db_nsr_update
["operational-status"] = "failed"
2923 db_nsr_update
["detailed-status"] = error_description_nsr
+ " Detail: " + error_detail
2924 db_nslcmop_update
["detailed-status"] = error_detail
2925 nslcmop_operation_state
= "FAILED"
2929 error_description_nsr
= error_description_nslcmop
= None
2930 ns_state
= "NOT_INSTANTIATED"
2931 db_nsr_update
["operational-status"] = "terminated"
2932 db_nsr_update
["detailed-status"] = "Done"
2933 db_nsr_update
["_admin.nsState"] = "NOT_INSTANTIATED"
2934 db_nslcmop_update
["detailed-status"] = "Done"
2935 nslcmop_operation_state
= "COMPLETED"
2938 self
._write
_ns
_status
(
2941 current_operation
="IDLE",
2942 current_operation_id
=None,
2943 error_description
=error_description_nsr
,
2944 error_detail
=error_detail
,
2945 other_update
=db_nsr_update
2947 self
._write
_op
_status
(
2950 error_message
=error_description_nslcmop
,
2951 operation_state
=nslcmop_operation_state
,
2952 other_update
=db_nslcmop_update
,
2954 if operation_params
:
2955 autoremove
= operation_params
.get("autoremove", False)
2956 if nslcmop_operation_state
:
2958 await self
.msg
.aiowrite("ns", "terminated", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
2959 "operationState": nslcmop_operation_state
,
2960 "autoremove": autoremove
},
2962 except Exception as e
:
2963 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
2965 self
.logger
.debug(logging_text
+ "Exit")
2966 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_terminate")
2968 async def _wait_for_tasks(self
, logging_text
, created_tasks_info
, timeout
, stage
, nslcmop_id
, nsr_id
=None):
2970 error_detail_list
= []
2972 pending_tasks
= list(created_tasks_info
.keys())
2973 num_tasks
= len(pending_tasks
)
2975 stage
[1] = "{}/{}.".format(num_done
, num_tasks
)
2976 self
._write
_op
_status
(nslcmop_id
, stage
)
2977 while pending_tasks
:
2979 _timeout
= timeout
+ time_start
- time()
2980 done
, pending_tasks
= await asyncio
.wait(pending_tasks
, timeout
=_timeout
,
2981 return_when
=asyncio
.FIRST_COMPLETED
)
2982 num_done
+= len(done
)
2983 if not done
: # Timeout
2984 for task
in pending_tasks
:
2985 new_error
= created_tasks_info
[task
] + ": Timeout"
2986 error_detail_list
.append(new_error
)
2987 error_list
.append(new_error
)
2990 if task
.cancelled():
2993 exc
= task
.exception()
2995 if isinstance(exc
, asyncio
.TimeoutError
):
2997 new_error
= created_tasks_info
[task
] + ": {}".format(exc
)
2998 error_list
.append(created_tasks_info
[task
])
2999 error_detail_list
.append(new_error
)
3000 if isinstance(exc
, (str, DbException
, N2VCException
, ROclient
.ROClientException
, LcmException
,
3002 self
.logger
.error(logging_text
+ new_error
)
3004 exc_traceback
= "".join(traceback
.format_exception(None, exc
, exc
.__traceback
__))
3005 self
.logger
.error(logging_text
+ created_tasks_info
[task
] + exc_traceback
)
3007 self
.logger
.debug(logging_text
+ created_tasks_info
[task
] + ": Done")
3008 stage
[1] = "{}/{}.".format(num_done
, num_tasks
)
3010 stage
[1] += " Errors: " + ". ".join(error_detail_list
) + "."
3011 if nsr_id
: # update also nsr
3012 self
.update_db_2("nsrs", nsr_id
, {"errorDescription": "Error at: " + ", ".join(error_list
),
3013 "errorDetail": ". ".join(error_detail_list
)})
3014 self
._write
_op
_status
(nslcmop_id
, stage
)
3015 return error_detail_list
3018 def _map_primitive_params(primitive_desc
, params
, instantiation_params
):
3020 Generates the params to be provided to charm before executing primitive. If user does not provide a parameter,
3021 The default-value is used. If it is between < > it look for a value at instantiation_params
3022 :param primitive_desc: portion of VNFD/NSD that describes primitive
3023 :param params: Params provided by user
3024 :param instantiation_params: Instantiation params provided by user
3025 :return: a dictionary with the calculated params
3027 calculated_params
= {}
3028 for parameter
in primitive_desc
.get("parameter", ()):
3029 param_name
= parameter
["name"]
3030 if param_name
in params
:
3031 calculated_params
[param_name
] = params
[param_name
]
3032 elif "default-value" in parameter
or "value" in parameter
:
3033 if "value" in parameter
:
3034 calculated_params
[param_name
] = parameter
["value"]
3036 calculated_params
[param_name
] = parameter
["default-value"]
3037 if isinstance(calculated_params
[param_name
], str) and calculated_params
[param_name
].startswith("<") \
3038 and calculated_params
[param_name
].endswith(">"):
3039 if calculated_params
[param_name
][1:-1] in instantiation_params
:
3040 calculated_params
[param_name
] = instantiation_params
[calculated_params
[param_name
][1:-1]]
3042 raise LcmException("Parameter {} needed to execute primitive {} not provided".
3043 format(calculated_params
[param_name
], primitive_desc
["name"]))
3045 raise LcmException("Parameter {} needed to execute primitive {} not provided".
3046 format(param_name
, primitive_desc
["name"]))
3048 if isinstance(calculated_params
[param_name
], (dict, list, tuple)):
3049 calculated_params
[param_name
] = yaml
.safe_dump(calculated_params
[param_name
], default_flow_style
=True,
3051 elif isinstance(calculated_params
[param_name
], str) and calculated_params
[param_name
].startswith("!!yaml "):
3052 calculated_params
[param_name
] = calculated_params
[param_name
][7:]
3054 # add always ns_config_info if primitive name is config
3055 if primitive_desc
["name"] == "config":
3056 if "ns_config_info" in instantiation_params
:
3057 calculated_params
["ns_config_info"] = instantiation_params
["ns_config_info"]
3058 return calculated_params
3060 def _look_for_deployed_vca(self
, deployed_vca
, member_vnf_index
, vdu_id
, vdu_count_index
, kdu_name
=None):
3061 # find vca_deployed record for this action. Raise LcmException if not found or there is not any id.
3062 for vca
in deployed_vca
:
3065 if member_vnf_index
!= vca
["member-vnf-index"] or vdu_id
!= vca
["vdu_id"]:
3067 if vdu_count_index
is not None and vdu_count_index
!= vca
["vdu_count_index"]:
3069 if kdu_name
and kdu_name
!= vca
["kdu_name"]:
3073 # vca_deployed not found
3074 raise LcmException("charm for member_vnf_index={} vdu_id={} kdu_name={} vdu_count_index={} is not "
3075 "deployed".format(member_vnf_index
, vdu_id
, kdu_name
, vdu_count_index
))
3078 ee_id
= vca
.get("ee_id")
3080 raise LcmException("charm for member_vnf_index={} vdu_id={} kdu_name={} vdu_count_index={} has not "
3081 "execution environment"
3082 .format(member_vnf_index
, vdu_id
, kdu_name
, vdu_count_index
))
3085 async def _ns_execute_primitive(self
, ee_id
, primitive
, primitive_params
, retries
=0,
3086 retries_interval
=30, timeout
=None) -> (str, str):
3088 if primitive
== "config":
3089 primitive_params
= {"params": primitive_params
}
3093 output
= await asyncio
.wait_for(
3094 self
.n2vc
.exec_primitive(
3096 primitive_name
=primitive
,
3097 params_dict
=primitive_params
,
3098 progress_timeout
=self
.timeout_progress_primitive
,
3099 total_timeout
=self
.timeout_primitive
),
3100 timeout
=timeout
or self
.timeout_primitive
)
3103 except asyncio
.CancelledError
:
3105 except Exception as e
: # asyncio.TimeoutError
3106 if isinstance(e
, asyncio
.TimeoutError
):
3110 self
.logger
.debug('Error executing action {} on {} -> {}'.format(primitive
, ee_id
, e
))
3112 await asyncio
.sleep(retries_interval
, loop
=self
.loop
)
3114 return 'FAILED', str(e
)
3116 return 'COMPLETED', output
3118 except (LcmException
, asyncio
.CancelledError
):
3120 except Exception as e
:
3121 return 'FAIL', 'Error executing action {}: {}'.format(primitive
, e
)
3123 async def action(self
, nsr_id
, nslcmop_id
):
3125 # Try to lock HA task here
3126 task_is_locked_by_me
= self
.lcm_tasks
.lock_HA('ns', 'nslcmops', nslcmop_id
)
3127 if not task_is_locked_by_me
:
3130 logging_text
= "Task ns={} action={} ".format(nsr_id
, nslcmop_id
)
3131 self
.logger
.debug(logging_text
+ "Enter")
3132 # get all needed from database
3136 db_nslcmop_update
= {}
3137 nslcmop_operation_state
= None
3138 error_description_nslcmop
= None
3141 # wait for any previous tasks in process
3142 step
= "Waiting for previous operations to terminate"
3143 await self
.lcm_tasks
.waitfor_related_HA('ns', 'nslcmops', nslcmop_id
)
3145 self
._write
_ns
_status
(
3148 current_operation
="RUNNING ACTION",
3149 current_operation_id
=nslcmop_id
3152 step
= "Getting information from database"
3153 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
3154 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
3156 nsr_deployed
= db_nsr
["_admin"].get("deployed")
3157 vnf_index
= db_nslcmop
["operationParams"].get("member_vnf_index")
3158 vdu_id
= db_nslcmop
["operationParams"].get("vdu_id")
3159 kdu_name
= db_nslcmop
["operationParams"].get("kdu_name")
3160 vdu_count_index
= db_nslcmop
["operationParams"].get("vdu_count_index")
3161 primitive
= db_nslcmop
["operationParams"]["primitive"]
3162 primitive_params
= db_nslcmop
["operationParams"]["primitive_params"]
3163 timeout_ns_action
= db_nslcmop
["operationParams"].get("timeout_ns_action", self
.timeout_primitive
)
3166 step
= "Getting vnfr from database"
3167 db_vnfr
= self
.db
.get_one("vnfrs", {"member-vnf-index-ref": vnf_index
, "nsr-id-ref": nsr_id
})
3168 step
= "Getting vnfd from database"
3169 db_vnfd
= self
.db
.get_one("vnfds", {"_id": db_vnfr
["vnfd-id"]})
3171 step
= "Getting nsd from database"
3172 db_nsd
= self
.db
.get_one("nsds", {"_id": db_nsr
["nsd-id"]})
3174 # for backward compatibility
3175 if nsr_deployed
and isinstance(nsr_deployed
.get("VCA"), dict):
3176 nsr_deployed
["VCA"] = list(nsr_deployed
["VCA"].values())
3177 db_nsr_update
["_admin.deployed.VCA"] = nsr_deployed
["VCA"]
3178 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3180 # look for primitive
3181 config_primitive_desc
= None
3183 for vdu
in get_iterable(db_vnfd
, "vdu"):
3184 if vdu_id
== vdu
["id"]:
3185 for config_primitive
in deep_get(vdu
, ("vdu-configuration", "config-primitive"), ()):
3186 if config_primitive
["name"] == primitive
:
3187 config_primitive_desc
= config_primitive
3191 for kdu
in get_iterable(db_vnfd
, "kdu"):
3192 if kdu_name
== kdu
["name"]:
3193 for config_primitive
in deep_get(kdu
, ("kdu-configuration", "config-primitive"), ()):
3194 if config_primitive
["name"] == primitive
:
3195 config_primitive_desc
= config_primitive
3199 for config_primitive
in deep_get(db_vnfd
, ("vnf-configuration", "config-primitive"), ()):
3200 if config_primitive
["name"] == primitive
:
3201 config_primitive_desc
= config_primitive
3204 for config_primitive
in deep_get(db_nsd
, ("ns-configuration", "config-primitive"), ()):
3205 if config_primitive
["name"] == primitive
:
3206 config_primitive_desc
= config_primitive
3209 if not config_primitive_desc
and not (kdu_name
and primitive
in ("upgrade", "rollback", "status")):
3210 raise LcmException("Primitive {} not found at [ns|vnf|vdu]-configuration:config-primitive ".
3215 vdur
= next((x
for x
in db_vnfr
["vdur"] if x
["vdu-id-ref"] == vdu_id
), None)
3216 desc_params
= self
._format
_additional
_params
(vdur
.get("additionalParams"))
3218 kdur
= next((x
for x
in db_vnfr
["kdur"] if x
["kdu-name"] == kdu_name
), None)
3219 desc_params
= self
._format
_additional
_params
(kdur
.get("additionalParams"))
3221 desc_params
= self
._format
_additional
_params
(db_vnfr
.get("additionalParamsForVnf"))
3223 desc_params
= self
._format
_additional
_params
(db_nsr
.get("additionalParamsForNs"))
3226 kdu_action
= True if not deep_get(kdu
, ("kdu-configuration", "juju")) else False
3228 # TODO check if ns is in a proper status
3229 if kdu_name
and (primitive
in ("upgrade", "rollback", "status") or kdu_action
):
3230 # kdur and desc_params already set from before
3231 if primitive_params
:
3232 desc_params
.update(primitive_params
)
3233 # TODO Check if we will need something at vnf level
3234 for index
, kdu
in enumerate(get_iterable(nsr_deployed
, "K8s")):
3235 if kdu_name
== kdu
["kdu-name"] and kdu
["member-vnf-index"] == vnf_index
:
3238 raise LcmException("KDU '{}' for vnf '{}' not deployed".format(kdu_name
, vnf_index
))
3240 if kdu
.get("k8scluster-type") not in self
.k8scluster_map
:
3241 msg
= "unknown k8scluster-type '{}'".format(kdu
.get("k8scluster-type"))
3242 raise LcmException(msg
)
3244 db_dict
= {"collection": "nsrs",
3245 "filter": {"_id": nsr_id
},
3246 "path": "_admin.deployed.K8s.{}".format(index
)}
3247 self
.logger
.debug(logging_text
+ "Exec k8s {} on {}.{}".format(primitive
, vnf_index
, kdu_name
))
3248 step
= "Executing kdu {}".format(primitive
)
3249 if primitive
== "upgrade":
3250 if desc_params
.get("kdu_model"):
3251 kdu_model
= desc_params
.get("kdu_model")
3252 del desc_params
["kdu_model"]
3254 kdu_model
= kdu
.get("kdu-model")
3255 parts
= kdu_model
.split(sep
=":")
3257 kdu_model
= parts
[0]
3259 detailed_status
= await asyncio
.wait_for(
3260 self
.k8scluster_map
[kdu
["k8scluster-type"]].upgrade(
3261 cluster_uuid
=kdu
.get("k8scluster-uuid"),
3262 kdu_instance
=kdu
.get("kdu-instance"),
3263 atomic
=True, kdu_model
=kdu_model
,
3264 params
=desc_params
, db_dict
=db_dict
,
3265 timeout
=timeout_ns_action
),
3266 timeout
=timeout_ns_action
+ 10)
3267 self
.logger
.debug(logging_text
+ " Upgrade of kdu {} done".format(detailed_status
))
3268 elif primitive
== "rollback":
3269 detailed_status
= await asyncio
.wait_for(
3270 self
.k8scluster_map
[kdu
["k8scluster-type"]].rollback(
3271 cluster_uuid
=kdu
.get("k8scluster-uuid"),
3272 kdu_instance
=kdu
.get("kdu-instance"),
3274 timeout
=timeout_ns_action
)
3275 elif primitive
== "status":
3276 detailed_status
= await asyncio
.wait_for(
3277 self
.k8scluster_map
[kdu
["k8scluster-type"]].status_kdu(
3278 cluster_uuid
=kdu
.get("k8scluster-uuid"),
3279 kdu_instance
=kdu
.get("kdu-instance")),
3280 timeout
=timeout_ns_action
)
3282 kdu_instance
= kdu
.get("kdu-instance") or "{}-{}".format(kdu
["kdu-name"], nsr_id
)
3283 params
= self
._map
_primitive
_params
(config_primitive_desc
, primitive_params
, desc_params
)
3285 detailed_status
= await asyncio
.wait_for(
3286 self
.k8scluster_map
[kdu
["k8scluster-type"]].exec_primitive(
3287 cluster_uuid
=kdu
.get("k8scluster-uuid"),
3288 kdu_instance
=kdu_instance
,
3289 primitive_name
=primitive
,
3290 params
=params
, db_dict
=db_dict
,
3291 timeout
=timeout_ns_action
),
3292 timeout
=timeout_ns_action
)
3295 nslcmop_operation_state
= 'COMPLETED'
3297 detailed_status
= ''
3298 nslcmop_operation_state
= 'FAILED'
3300 nslcmop_operation_state
, detailed_status
= await self
._ns
_execute
_primitive
(
3301 self
._look
_for
_deployed
_vca
(nsr_deployed
["VCA"],
3302 member_vnf_index
=vnf_index
,
3304 vdu_count_index
=vdu_count_index
),
3305 primitive
=primitive
,
3306 primitive_params
=self
._map
_primitive
_params
(config_primitive_desc
, primitive_params
, desc_params
),
3307 timeout
=timeout_ns_action
)
3309 db_nslcmop_update
["detailed-status"] = detailed_status
3310 error_description_nslcmop
= detailed_status
if nslcmop_operation_state
== "FAILED" else ""
3311 self
.logger
.debug(logging_text
+ " task Done with result {} {}".format(nslcmop_operation_state
,
3313 return # database update is called inside finally
3315 except (DbException
, LcmException
, N2VCException
, K8sException
) as e
:
3316 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
3318 except asyncio
.CancelledError
:
3319 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
3320 exc
= "Operation was cancelled"
3321 except asyncio
.TimeoutError
:
3322 self
.logger
.error(logging_text
+ "Timeout while '{}'".format(step
))
3324 except Exception as e
:
3325 exc
= traceback
.format_exc()
3326 self
.logger
.critical(logging_text
+ "Exit Exception {} {}".format(type(e
).__name
__, e
), exc_info
=True)
3329 db_nslcmop_update
["detailed-status"] = detailed_status
= error_description_nslcmop
= \
3330 "FAILED {}: {}".format(step
, exc
)
3331 nslcmop_operation_state
= "FAILED"
3333 self
._write
_ns
_status
(
3335 ns_state
=db_nsr
["nsState"], # TODO check if degraded. For the moment use previous status
3336 current_operation
="IDLE",
3337 current_operation_id
=None,
3338 # error_description=error_description_nsr,
3339 # error_detail=error_detail,
3340 other_update
=db_nsr_update
3343 self
._write
_op
_status
(
3346 error_message
=error_description_nslcmop
,
3347 operation_state
=nslcmop_operation_state
,
3348 other_update
=db_nslcmop_update
,
3351 if nslcmop_operation_state
:
3353 await self
.msg
.aiowrite("ns", "actioned", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
3354 "operationState": nslcmop_operation_state
},
3356 except Exception as e
:
3357 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
3358 self
.logger
.debug(logging_text
+ "Exit")
3359 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_action")
3360 return nslcmop_operation_state
, detailed_status
3362 async def scale(self
, nsr_id
, nslcmop_id
):
3364 # Try to lock HA task here
3365 task_is_locked_by_me
= self
.lcm_tasks
.lock_HA('ns', 'nslcmops', nslcmop_id
)
3366 if not task_is_locked_by_me
:
3369 logging_text
= "Task ns={} scale={} ".format(nsr_id
, nslcmop_id
)
3370 self
.logger
.debug(logging_text
+ "Enter")
3371 # get all needed from database
3374 db_nslcmop_update
= {}
3375 nslcmop_operation_state
= None
3378 # in case of error, indicates what part of scale was failed to put nsr at error status
3379 scale_process
= None
3380 old_operational_status
= ""
3381 old_config_status
= ""
3384 # wait for any previous tasks in process
3385 step
= "Waiting for previous operations to terminate"
3386 await self
.lcm_tasks
.waitfor_related_HA('ns', 'nslcmops', nslcmop_id
)
3388 self
._write
_ns
_status
(
3391 current_operation
="SCALING",
3392 current_operation_id
=nslcmop_id
3395 step
= "Getting nslcmop from database"
3396 self
.logger
.debug(step
+ " after having waited for previous tasks to be completed")
3397 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
3398 step
= "Getting nsr from database"
3399 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
3401 old_operational_status
= db_nsr
["operational-status"]
3402 old_config_status
= db_nsr
["config-status"]
3403 step
= "Parsing scaling parameters"
3404 # self.logger.debug(step)
3405 db_nsr_update
["operational-status"] = "scaling"
3406 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3407 nsr_deployed
= db_nsr
["_admin"].get("deployed")
3410 nsr_deployed
= db_nsr
["_admin"].get("deployed")
3411 vnf_index
= db_nslcmop
["operationParams"].get("member_vnf_index")
3412 # vdu_id = db_nslcmop["operationParams"].get("vdu_id")
3413 # vdu_count_index = db_nslcmop["operationParams"].get("vdu_count_index")
3414 # vdu_name = db_nslcmop["operationParams"].get("vdu_name")
3417 RO_nsr_id
= nsr_deployed
["RO"]["nsr_id"]
3418 vnf_index
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleByStepData"]["member-vnf-index"]
3419 scaling_group
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"]
3420 scaling_type
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleVnfType"]
3421 # scaling_policy = db_nslcmop["operationParams"]["scaleVnfData"]["scaleByStepData"].get("scaling-policy")
3423 # for backward compatibility
3424 if nsr_deployed
and isinstance(nsr_deployed
.get("VCA"), dict):
3425 nsr_deployed
["VCA"] = list(nsr_deployed
["VCA"].values())
3426 db_nsr_update
["_admin.deployed.VCA"] = nsr_deployed
["VCA"]
3427 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3429 step
= "Getting vnfr from database"
3430 db_vnfr
= self
.db
.get_one("vnfrs", {"member-vnf-index-ref": vnf_index
, "nsr-id-ref": nsr_id
})
3431 step
= "Getting vnfd from database"
3432 db_vnfd
= self
.db
.get_one("vnfds", {"_id": db_vnfr
["vnfd-id"]})
3434 step
= "Getting scaling-group-descriptor"
3435 for scaling_descriptor
in db_vnfd
["scaling-group-descriptor"]:
3436 if scaling_descriptor
["name"] == scaling_group
:
3439 raise LcmException("input parameter 'scaleByStepData':'scaling-group-descriptor':'{}' is not present "
3440 "at vnfd:scaling-group-descriptor".format(scaling_group
))
3443 # for scaling_policy_descriptor in scaling_descriptor.get("scaling-policy", ()):
3444 # cooldown_time = scaling_policy_descriptor.get("cooldown-time", 0)
3445 # if scaling_policy and scaling_policy == scaling_policy_descriptor.get("name"):
3448 # TODO check if ns is in a proper status
3449 step
= "Sending scale order to VIM"
3451 if not db_nsr
["_admin"].get("scaling-group"):
3452 self
.update_db_2("nsrs", nsr_id
, {"_admin.scaling-group": [{"name": scaling_group
, "nb-scale-op": 0}]})
3453 admin_scale_index
= 0
3455 for admin_scale_index
, admin_scale_info
in enumerate(db_nsr
["_admin"]["scaling-group"]):
3456 if admin_scale_info
["name"] == scaling_group
:
3457 nb_scale_op
= admin_scale_info
.get("nb-scale-op", 0)
3459 else: # not found, set index one plus last element and add new entry with the name
3460 admin_scale_index
+= 1
3461 db_nsr_update
["_admin.scaling-group.{}.name".format(admin_scale_index
)] = scaling_group
3462 RO_scaling_info
= []
3463 vdu_scaling_info
= {"scaling_group_name": scaling_group
, "vdu": []}
3464 if scaling_type
== "SCALE_OUT":
3465 # count if max-instance-count is reached
3466 max_instance_count
= scaling_descriptor
.get("max-instance-count", 10)
3467 # self.logger.debug("MAX_INSTANCE_COUNT is {}".format(max_instance_count))
3468 if nb_scale_op
>= max_instance_count
:
3469 raise LcmException("reached the limit of {} (max-instance-count) "
3470 "scaling-out operations for the "
3471 "scaling-group-descriptor '{}'".format(nb_scale_op
, scaling_group
))
3474 vdu_scaling_info
["scaling_direction"] = "OUT"
3475 vdu_scaling_info
["vdu-create"] = {}
3476 for vdu_scale_info
in scaling_descriptor
["vdu"]:
3477 RO_scaling_info
.append({"osm_vdu_id": vdu_scale_info
["vdu-id-ref"], "member-vnf-index": vnf_index
,
3478 "type": "create", "count": vdu_scale_info
.get("count", 1)})
3479 vdu_scaling_info
["vdu-create"][vdu_scale_info
["vdu-id-ref"]] = vdu_scale_info
.get("count", 1)
3481 elif scaling_type
== "SCALE_IN":
3482 # count if min-instance-count is reached
3483 min_instance_count
= 0
3484 if "min-instance-count" in scaling_descriptor
and scaling_descriptor
["min-instance-count"] is not None:
3485 min_instance_count
= int(scaling_descriptor
["min-instance-count"])
3486 if nb_scale_op
<= min_instance_count
:
3487 raise LcmException("reached the limit of {} (min-instance-count) scaling-in operations for the "
3488 "scaling-group-descriptor '{}'".format(nb_scale_op
, scaling_group
))
3490 vdu_scaling_info
["scaling_direction"] = "IN"
3491 vdu_scaling_info
["vdu-delete"] = {}
3492 for vdu_scale_info
in scaling_descriptor
["vdu"]:
3493 RO_scaling_info
.append({"osm_vdu_id": vdu_scale_info
["vdu-id-ref"], "member-vnf-index": vnf_index
,
3494 "type": "delete", "count": vdu_scale_info
.get("count", 1)})
3495 vdu_scaling_info
["vdu-delete"][vdu_scale_info
["vdu-id-ref"]] = vdu_scale_info
.get("count", 1)
3497 # update VDU_SCALING_INFO with the VDUs to delete ip_addresses
3498 vdu_create
= vdu_scaling_info
.get("vdu-create")
3499 vdu_delete
= copy(vdu_scaling_info
.get("vdu-delete"))
3500 if vdu_scaling_info
["scaling_direction"] == "IN":
3501 for vdur
in reversed(db_vnfr
["vdur"]):
3502 if vdu_delete
.get(vdur
["vdu-id-ref"]):
3503 vdu_delete
[vdur
["vdu-id-ref"]] -= 1
3504 vdu_scaling_info
["vdu"].append({
3505 "name": vdur
["name"],
3506 "vdu_id": vdur
["vdu-id-ref"],
3509 for interface
in vdur
["interfaces"]:
3510 vdu_scaling_info
["vdu"][-1]["interface"].append({
3511 "name": interface
["name"],
3512 "ip_address": interface
["ip-address"],
3513 "mac_address": interface
.get("mac-address"),
3515 vdu_delete
= vdu_scaling_info
.pop("vdu-delete")
3518 step
= "Executing pre-scale vnf-config-primitive"
3519 if scaling_descriptor
.get("scaling-config-action"):
3520 for scaling_config_action
in scaling_descriptor
["scaling-config-action"]:
3521 if (scaling_config_action
.get("trigger") == "pre-scale-in" and scaling_type
== "SCALE_IN") \
3522 or (scaling_config_action
.get("trigger") == "pre-scale-out" and scaling_type
== "SCALE_OUT"):
3523 vnf_config_primitive
= scaling_config_action
["vnf-config-primitive-name-ref"]
3524 step
= db_nslcmop_update
["detailed-status"] = \
3525 "executing pre-scale scaling-config-action '{}'".format(vnf_config_primitive
)
3527 # look for primitive
3528 for config_primitive
in db_vnfd
.get("vnf-configuration", {}).get("config-primitive", ()):
3529 if config_primitive
["name"] == vnf_config_primitive
:
3533 "Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:scaling-config-action"
3534 "[vnf-config-primitive-name-ref='{}'] does not match any vnf-configuration:config-"
3535 "primitive".format(scaling_group
, config_primitive
))
3537 vnfr_params
= {"VDU_SCALE_INFO": vdu_scaling_info
}
3538 if db_vnfr
.get("additionalParamsForVnf"):
3539 vnfr_params
.update(db_vnfr
["additionalParamsForVnf"])
3541 scale_process
= "VCA"
3542 db_nsr_update
["config-status"] = "configuring pre-scaling"
3543 primitive_params
= self
._map
_primitive
_params
(config_primitive
, {}, vnfr_params
)
3545 # Pre-scale retry check: Check if this sub-operation has been executed before
3546 op_index
= self
._check
_or
_add
_scale
_suboperation
(
3547 db_nslcmop
, nslcmop_id
, vnf_index
, vnf_config_primitive
, primitive_params
, 'PRE-SCALE')
3548 if op_index
== self
.SUBOPERATION_STATUS_SKIP
:
3549 # Skip sub-operation
3550 result
= 'COMPLETED'
3551 result_detail
= 'Done'
3552 self
.logger
.debug(logging_text
+
3553 "vnf_config_primitive={} Skipped sub-operation, result {} {}".format(
3554 vnf_config_primitive
, result
, result_detail
))
3556 if op_index
== self
.SUBOPERATION_STATUS_NEW
:
3557 # New sub-operation: Get index of this sub-operation
3558 op_index
= len(db_nslcmop
.get('_admin', {}).get('operations')) - 1
3559 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} New sub-operation".
3560 format(vnf_config_primitive
))
3562 # retry: Get registered params for this existing sub-operation
3563 op
= db_nslcmop
.get('_admin', {}).get('operations', [])[op_index
]
3564 vnf_index
= op
.get('member_vnf_index')
3565 vnf_config_primitive
= op
.get('primitive')
3566 primitive_params
= op
.get('primitive_params')
3567 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Sub-operation retry".
3568 format(vnf_config_primitive
))
3569 # Execute the primitive, either with new (first-time) or registered (retry) args
3570 result
, result_detail
= await self
._ns
_execute
_primitive
(
3571 self
._look
_for
_deployed
_vca
(nsr_deployed
["VCA"],
3572 member_vnf_index
=vnf_index
,
3574 vdu_count_index
=None),
3575 vnf_config_primitive
, primitive_params
)
3576 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Done with result {} {}".format(
3577 vnf_config_primitive
, result
, result_detail
))
3578 # Update operationState = COMPLETED | FAILED
3579 self
._update
_suboperation
_status
(
3580 db_nslcmop
, op_index
, result
, result_detail
)
3582 if result
== "FAILED":
3583 raise LcmException(result_detail
)
3584 db_nsr_update
["config-status"] = old_config_status
3585 scale_process
= None
3589 # Should this block be skipped if 'RO_nsr_id' == None ?
3590 # if (RO_nsr_id and RO_scaling_info):
3592 scale_process
= "RO"
3593 # Scale RO retry check: Check if this sub-operation has been executed before
3594 op_index
= self
._check
_or
_add
_scale
_suboperation
(
3595 db_nslcmop
, vnf_index
, None, None, 'SCALE-RO', RO_nsr_id
, RO_scaling_info
)
3596 if op_index
== self
.SUBOPERATION_STATUS_SKIP
:
3597 # Skip sub-operation
3598 result
= 'COMPLETED'
3599 result_detail
= 'Done'
3600 self
.logger
.debug(logging_text
+ "Skipped sub-operation RO, result {} {}".format(
3601 result
, result_detail
))
3603 if op_index
== self
.SUBOPERATION_STATUS_NEW
:
3604 # New sub-operation: Get index of this sub-operation
3605 op_index
= len(db_nslcmop
.get('_admin', {}).get('operations')) - 1
3606 self
.logger
.debug(logging_text
+ "New sub-operation RO")
3608 # retry: Get registered params for this existing sub-operation
3609 op
= db_nslcmop
.get('_admin', {}).get('operations', [])[op_index
]
3610 RO_nsr_id
= op
.get('RO_nsr_id')
3611 RO_scaling_info
= op
.get('RO_scaling_info')
3612 self
.logger
.debug(logging_text
+ "Sub-operation RO retry for primitive {}".format(
3613 vnf_config_primitive
))
3615 RO_desc
= await self
.RO
.create_action("ns", RO_nsr_id
, {"vdu-scaling": RO_scaling_info
})
3616 db_nsr_update
["_admin.scaling-group.{}.nb-scale-op".format(admin_scale_index
)] = nb_scale_op
3617 db_nsr_update
["_admin.scaling-group.{}.time".format(admin_scale_index
)] = time()
3619 RO_nslcmop_id
= RO_desc
["instance_action_id"]
3620 db_nslcmop_update
["_admin.deploy.RO"] = RO_nslcmop_id
3622 RO_task_done
= False
3623 step
= detailed_status
= "Waiting RO_task_id={} to complete the scale action.".format(RO_nslcmop_id
)
3624 detailed_status_old
= None
3625 self
.logger
.debug(logging_text
+ step
)
3627 deployment_timeout
= 1 * 3600 # One hour
3628 while deployment_timeout
> 0:
3629 if not RO_task_done
:
3630 desc
= await self
.RO
.show("ns", item_id_name
=RO_nsr_id
, extra_item
="action",
3631 extra_item_id
=RO_nslcmop_id
)
3634 self
._on
_update
_ro
_db
(nsrs_id
=nsr_id
, ro_descriptor
=desc
)
3636 ns_status
, ns_status_info
= self
.RO
.check_action_status(desc
)
3637 if ns_status
== "ERROR":
3638 raise ROclient
.ROClientException(ns_status_info
)
3639 elif ns_status
== "BUILD":
3640 detailed_status
= step
+ "; {}".format(ns_status_info
)
3641 elif ns_status
== "ACTIVE":
3643 step
= detailed_status
= "Waiting ns ready at RO. RO_id={}".format(RO_nsr_id
)
3644 self
.logger
.debug(logging_text
+ step
)
3646 assert False, "ROclient.check_action_status returns unknown {}".format(ns_status
)
3649 if ns_status
== "ERROR":
3650 raise ROclient
.ROClientException(ns_status_info
)
3651 elif ns_status
== "BUILD":
3652 detailed_status
= step
+ "; {}".format(ns_status_info
)
3653 elif ns_status
== "ACTIVE":
3654 step
= detailed_status
= \
3655 "Waiting for management IP address reported by the VIM. Updating VNFRs"
3657 self
.scale_vnfr(db_vnfr
, vdu_create
=vdu_create
, vdu_delete
=vdu_delete
)
3660 desc
= await self
.RO
.show("ns", RO_nsr_id
)
3663 self
._on
_update
_ro
_db
(nsrs_id
=nsr_id
, ro_descriptor
=desc
)
3665 # nsr_deployed["nsr_ip"] = RO.get_ns_vnf_info(desc)
3666 self
.ns_update_vnfr({db_vnfr
["member-vnf-index-ref"]: db_vnfr
}, desc
)
3668 except LcmExceptionNoMgmtIP
:
3671 assert False, "ROclient.check_ns_status returns unknown {}".format(ns_status
)
3672 if detailed_status
!= detailed_status_old
:
3673 self
._update
_suboperation
_status
(
3674 db_nslcmop
, op_index
, 'COMPLETED', detailed_status
)
3675 detailed_status_old
= db_nslcmop_update
["detailed-status"] = detailed_status
3676 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
3678 await asyncio
.sleep(5, loop
=self
.loop
)
3679 deployment_timeout
-= 5
3680 if deployment_timeout
<= 0:
3681 self
._update
_suboperation
_status
(
3682 db_nslcmop
, nslcmop_id
, op_index
, 'FAILED', "Timeout when waiting for ns to get ready")
3683 raise ROclient
.ROClientException("Timeout waiting ns to be ready")
3685 # update VDU_SCALING_INFO with the obtained ip_addresses
3686 if vdu_scaling_info
["scaling_direction"] == "OUT":
3687 for vdur
in reversed(db_vnfr
["vdur"]):
3688 if vdu_scaling_info
["vdu-create"].get(vdur
["vdu-id-ref"]):
3689 vdu_scaling_info
["vdu-create"][vdur
["vdu-id-ref"]] -= 1
3690 vdu_scaling_info
["vdu"].append({
3691 "name": vdur
["name"],
3692 "vdu_id": vdur
["vdu-id-ref"],
3695 for interface
in vdur
["interfaces"]:
3696 vdu_scaling_info
["vdu"][-1]["interface"].append({
3697 "name": interface
["name"],
3698 "ip_address": interface
["ip-address"],
3699 "mac_address": interface
.get("mac-address"),
3701 del vdu_scaling_info
["vdu-create"]
3703 self
._update
_suboperation
_status
(db_nslcmop
, op_index
, 'COMPLETED', 'Done')
3706 scale_process
= None
3708 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3711 # execute primitive service POST-SCALING
3712 step
= "Executing post-scale vnf-config-primitive"
3713 if scaling_descriptor
.get("scaling-config-action"):
3714 for scaling_config_action
in scaling_descriptor
["scaling-config-action"]:
3715 if (scaling_config_action
.get("trigger") == "post-scale-in" and scaling_type
== "SCALE_IN") \
3716 or (scaling_config_action
.get("trigger") == "post-scale-out" and scaling_type
== "SCALE_OUT"):
3717 vnf_config_primitive
= scaling_config_action
["vnf-config-primitive-name-ref"]
3718 step
= db_nslcmop_update
["detailed-status"] = \
3719 "executing post-scale scaling-config-action '{}'".format(vnf_config_primitive
)
3721 vnfr_params
= {"VDU_SCALE_INFO": vdu_scaling_info
}
3722 if db_vnfr
.get("additionalParamsForVnf"):
3723 vnfr_params
.update(db_vnfr
["additionalParamsForVnf"])
3725 # look for primitive
3726 for config_primitive
in db_vnfd
.get("vnf-configuration", {}).get("config-primitive", ()):
3727 if config_primitive
["name"] == vnf_config_primitive
:
3730 raise LcmException("Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:"
3731 "scaling-config-action[vnf-config-primitive-name-ref='{}'] does not "
3732 "match any vnf-configuration:config-primitive".format(scaling_group
,
3734 scale_process
= "VCA"
3735 db_nsr_update
["config-status"] = "configuring post-scaling"
3736 primitive_params
= self
._map
_primitive
_params
(config_primitive
, {}, vnfr_params
)
3738 # Post-scale retry check: Check if this sub-operation has been executed before
3739 op_index
= self
._check
_or
_add
_scale
_suboperation
(
3740 db_nslcmop
, nslcmop_id
, vnf_index
, vnf_config_primitive
, primitive_params
, 'POST-SCALE')
3741 if op_index
== self
.SUBOPERATION_STATUS_SKIP
:
3742 # Skip sub-operation
3743 result
= 'COMPLETED'
3744 result_detail
= 'Done'
3745 self
.logger
.debug(logging_text
+
3746 "vnf_config_primitive={} Skipped sub-operation, result {} {}".
3747 format(vnf_config_primitive
, result
, result_detail
))
3749 if op_index
== self
.SUBOPERATION_STATUS_NEW
:
3750 # New sub-operation: Get index of this sub-operation
3751 op_index
= len(db_nslcmop
.get('_admin', {}).get('operations')) - 1
3752 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} New sub-operation".
3753 format(vnf_config_primitive
))
3755 # retry: Get registered params for this existing sub-operation
3756 op
= db_nslcmop
.get('_admin', {}).get('operations', [])[op_index
]
3757 vnf_index
= op
.get('member_vnf_index')
3758 vnf_config_primitive
= op
.get('primitive')
3759 primitive_params
= op
.get('primitive_params')
3760 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Sub-operation retry".
3761 format(vnf_config_primitive
))
3762 # Execute the primitive, either with new (first-time) or registered (retry) args
3763 result
, result_detail
= await self
._ns
_execute
_primitive
(
3764 self
._look
_for
_deployed
_vca
(nsr_deployed
["VCA"],
3765 member_vnf_index
=vnf_index
,
3767 vdu_count_index
=None),
3768 vnf_config_primitive
, primitive_params
)
3769 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Done with result {} {}".format(
3770 vnf_config_primitive
, result
, result_detail
))
3771 # Update operationState = COMPLETED | FAILED
3772 self
._update
_suboperation
_status
(
3773 db_nslcmop
, op_index
, result
, result_detail
)
3775 if result
== "FAILED":
3776 raise LcmException(result_detail
)
3777 db_nsr_update
["config-status"] = old_config_status
3778 scale_process
= None
3781 db_nsr_update
["detailed-status"] = "" # "scaled {} {}".format(scaling_group, scaling_type)
3782 db_nsr_update
["operational-status"] = "running" if old_operational_status
== "failed" \
3783 else old_operational_status
3784 db_nsr_update
["config-status"] = old_config_status
3786 except (ROclient
.ROClientException
, DbException
, LcmException
) as e
:
3787 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
3789 except asyncio
.CancelledError
:
3790 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
3791 exc
= "Operation was cancelled"
3792 except Exception as e
:
3793 exc
= traceback
.format_exc()
3794 self
.logger
.critical(logging_text
+ "Exit Exception {} {}".format(type(e
).__name
__, e
), exc_info
=True)
3796 self
._write
_ns
_status
(
3799 current_operation
="IDLE",
3800 current_operation_id
=None
3803 db_nslcmop_update
["detailed-status"] = error_description_nslcmop
= "FAILED {}: {}".format(step
, exc
)
3804 nslcmop_operation_state
= "FAILED"
3806 db_nsr_update
["operational-status"] = old_operational_status
3807 db_nsr_update
["config-status"] = old_config_status
3808 db_nsr_update
["detailed-status"] = ""
3810 if "VCA" in scale_process
:
3811 db_nsr_update
["config-status"] = "failed"
3812 if "RO" in scale_process
:
3813 db_nsr_update
["operational-status"] = "failed"
3814 db_nsr_update
["detailed-status"] = "FAILED scaling nslcmop={} {}: {}".format(nslcmop_id
, step
,
3817 error_description_nslcmop
= None
3818 nslcmop_operation_state
= "COMPLETED"
3819 db_nslcmop_update
["detailed-status"] = "Done"
3821 self
._write
_op
_status
(
3824 error_message
=error_description_nslcmop
,
3825 operation_state
=nslcmop_operation_state
,
3826 other_update
=db_nslcmop_update
,
3829 self
._write
_ns
_status
(
3832 current_operation
="IDLE",
3833 current_operation_id
=None,
3834 other_update
=db_nsr_update
3837 if nslcmop_operation_state
:
3839 await self
.msg
.aiowrite("ns", "scaled", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
3840 "operationState": nslcmop_operation_state
},
3843 # await asyncio.sleep(cooldown_time, loop=self.loop)
3844 # await self.msg.aiowrite("ns","scaled-cooldown-time", {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id})
3845 except Exception as e
:
3846 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
3847 self
.logger
.debug(logging_text
+ "Exit")
3848 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_scale")