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
.ng_ro
import NgRoClient
, NgRoException
29 from osm_lcm
.lcm_utils
import LcmException
, LcmExceptionNoMgmtIP
, LcmBase
, deep_get
, get_iterable
, populate_dict
30 from n2vc
.k8s_helm_conn
import K8sHelmConnector
31 from n2vc
.k8s_juju_conn
import K8sJujuConnector
33 from osm_common
.dbbase
import DbException
34 from osm_common
.fsbase
import FsException
36 from n2vc
.n2vc_juju_conn
import N2VCJujuConnector
37 from n2vc
.exceptions
import N2VCException
, N2VCNotFound
, K8sException
39 from osm_lcm
.lcm_helm_conn
import LCMHelmConn
41 from copy
import copy
, deepcopy
42 from http
import HTTPStatus
44 from uuid
import uuid4
45 from functools
import partial
46 from random
import randint
48 __author__
= "Alfonso Tierno <alfonso.tiernosepulveda@telefonica.com>"
51 class N2VCJujuConnectorLCM(N2VCJujuConnector
):
53 async def create_execution_environment(self
, namespace
: str, db_dict
: dict, reuse_ee_id
: str = None,
54 progress_timeout
: float = None, total_timeout
: float = None,
55 config
: dict = None, artifact_path
: str = None,
56 vca_type
: str = None) -> (str, dict):
57 # admit two new parameters, artifact_path and vca_type
58 if vca_type
== "k8s_proxy_charm":
59 ee_id
= await self
.n2vc
.install_k8s_proxy_charm(
60 charm_name
=artifact_path
[artifact_path
.rfind("/") + 1:],
62 artifact_path
=artifact_path
,
66 return await super().create_execution_environment(
67 namespace
=namespace
, db_dict
=db_dict
, reuse_ee_id
=reuse_ee_id
,
68 progress_timeout
=progress_timeout
, total_timeout
=total_timeout
)
70 async def install_configuration_sw(self
, ee_id
: str, artifact_path
: str, db_dict
: dict,
71 progress_timeout
: float = None, total_timeout
: float = None,
72 config
: dict = None, num_units
: int = 1, vca_type
: str = "lxc_proxy_charm"):
73 if vca_type
== "k8s_proxy_charm":
75 return await super().install_configuration_sw(
76 ee_id
=ee_id
, artifact_path
=artifact_path
, db_dict
=db_dict
, progress_timeout
=progress_timeout
,
77 total_timeout
=total_timeout
, config
=config
, num_units
=num_units
)
81 timeout_vca_on_error
= 5 * 60 # Time for charm from first time at blocked,error status to mark as failed
82 timeout_ns_deploy
= 2 * 3600 # default global timeout for deployment a ns
83 timeout_ns_terminate
= 1800 # default global timeout for un deployment a ns
84 timeout_charm_delete
= 10 * 60
85 timeout_primitive
= 30 * 60 # timeout for primitive execution
86 timeout_progress_primitive
= 10 * 60 # timeout for some progress in a primitive execution
88 SUBOPERATION_STATUS_NOT_FOUND
= -1
89 SUBOPERATION_STATUS_NEW
= -2
90 SUBOPERATION_STATUS_SKIP
= -3
91 task_name_deploy_vca
= "Deploying VCA"
93 def __init__(self
, db
, msg
, fs
, lcm_tasks
, config
, loop
, prometheus
=None):
95 Init, Connect to database, filesystem storage, and messaging
96 :param config: two level dictionary with configuration. Top level should contain 'database', 'storage',
103 logger
=logging
.getLogger('lcm.ns')
107 self
.lcm_tasks
= lcm_tasks
108 self
.timeout
= config
["timeout"]
109 self
.ro_config
= config
["ro_config"]
110 self
.ng_ro
= config
["ro_config"].get("ng")
111 self
.vca_config
= config
["VCA"].copy()
113 # create N2VC connector
114 self
.n2vc
= N2VCJujuConnectorLCM(
119 url
='{}:{}'.format(self
.vca_config
['host'], self
.vca_config
['port']),
120 username
=self
.vca_config
.get('user', None),
121 vca_config
=self
.vca_config
,
122 on_update_db
=self
._on
_update
_n
2vc
_db
125 self
.conn_helm_ee
= LCMHelmConn(
132 vca_config
=self
.vca_config
,
133 on_update_db
=self
._on
_update
_n
2vc
_db
136 self
.k8sclusterhelm
= K8sHelmConnector(
137 kubectl_command
=self
.vca_config
.get("kubectlpath"),
138 helm_command
=self
.vca_config
.get("helmpath"),
145 self
.k8sclusterjuju
= K8sJujuConnector(
146 kubectl_command
=self
.vca_config
.get("kubectlpath"),
147 juju_command
=self
.vca_config
.get("jujupath"),
154 self
.k8scluster_map
= {
155 "helm-chart": self
.k8sclusterhelm
,
156 "chart": self
.k8sclusterhelm
,
157 "juju-bundle": self
.k8sclusterjuju
,
158 "juju": self
.k8sclusterjuju
,
162 "lxc_proxy_charm": self
.n2vc
,
163 "native_charm": self
.n2vc
,
164 "k8s_proxy_charm": self
.n2vc
,
165 "helm": self
.conn_helm_ee
168 self
.prometheus
= prometheus
172 self
.RO
= NgRoClient(self
.loop
, **self
.ro_config
)
174 self
.RO
= ROclient
.ROClient(self
.loop
, **self
.ro_config
)
176 def _on_update_ro_db(self
, nsrs_id
, ro_descriptor
):
178 # self.logger.debug('_on_update_ro_db(nsrs_id={}'.format(nsrs_id))
181 # TODO filter RO descriptor fields...
185 # db_dict['deploymentStatus'] = yaml.dump(ro_descriptor, default_flow_style=False, indent=2)
186 db_dict
['deploymentStatus'] = ro_descriptor
187 self
.update_db_2("nsrs", nsrs_id
, db_dict
)
189 except Exception as e
:
190 self
.logger
.warn('Cannot write database RO deployment for ns={} -> {}'.format(nsrs_id
, e
))
192 async def _on_update_n2vc_db(self
, table
, filter, path
, updated_data
):
194 # remove last dot from path (if exists)
195 if path
.endswith('.'):
198 # self.logger.debug('_on_update_n2vc_db(table={}, filter={}, path={}, updated_data={}'
199 # .format(table, filter, path, updated_data))
203 nsr_id
= filter.get('_id')
205 # read ns record from database
206 nsr
= self
.db
.get_one(table
='nsrs', q_filter
=filter)
207 current_ns_status
= nsr
.get('nsState')
209 # get vca status for NS
210 status_dict
= await self
.n2vc
.get_status(namespace
='.' + nsr_id
, yaml_format
=False)
214 db_dict
['vcaStatus'] = status_dict
216 # update configurationStatus for this VCA
218 vca_index
= int(path
[path
.rfind(".")+1:])
220 vca_list
= deep_get(target_dict
=nsr
, key_list
=('_admin', 'deployed', 'VCA'))
221 vca_status
= vca_list
[vca_index
].get('status')
223 configuration_status_list
= nsr
.get('configurationStatus')
224 config_status
= configuration_status_list
[vca_index
].get('status')
226 if config_status
== 'BROKEN' and vca_status
!= 'failed':
227 db_dict
['configurationStatus'][vca_index
] = 'READY'
228 elif config_status
!= 'BROKEN' and vca_status
== 'failed':
229 db_dict
['configurationStatus'][vca_index
] = 'BROKEN'
230 except Exception as e
:
231 # not update configurationStatus
232 self
.logger
.debug('Error updating vca_index (ignore): {}'.format(e
))
234 # if nsState = 'READY' check if juju is reporting some error => nsState = 'DEGRADED'
235 # if nsState = 'DEGRADED' check if all is OK
237 if current_ns_status
in ('READY', 'DEGRADED'):
238 error_description
= ''
240 if status_dict
.get('machines'):
241 for machine_id
in status_dict
.get('machines'):
242 machine
= status_dict
.get('machines').get(machine_id
)
243 # check machine agent-status
244 if machine
.get('agent-status'):
245 s
= machine
.get('agent-status').get('status')
248 error_description
+= 'machine {} agent-status={} ; '.format(machine_id
, s
)
249 # check machine instance status
250 if machine
.get('instance-status'):
251 s
= machine
.get('instance-status').get('status')
254 error_description
+= 'machine {} instance-status={} ; '.format(machine_id
, s
)
256 if status_dict
.get('applications'):
257 for app_id
in status_dict
.get('applications'):
258 app
= status_dict
.get('applications').get(app_id
)
259 # check application status
260 if app
.get('status'):
261 s
= app
.get('status').get('status')
264 error_description
+= 'application {} status={} ; '.format(app_id
, s
)
266 if error_description
:
267 db_dict
['errorDescription'] = error_description
268 if current_ns_status
== 'READY' and is_degraded
:
269 db_dict
['nsState'] = 'DEGRADED'
270 if current_ns_status
== 'DEGRADED' and not is_degraded
:
271 db_dict
['nsState'] = 'READY'
274 self
.update_db_2("nsrs", nsr_id
, db_dict
)
276 except (asyncio
.CancelledError
, asyncio
.TimeoutError
):
278 except Exception as e
:
279 self
.logger
.warn('Error updating NS state for ns={}: {}'.format(nsr_id
, e
))
281 def vnfd2RO(self
, vnfd
, new_id
=None, additionalParams
=None, nsrId
=None):
283 Converts creates a new vnfd descriptor for RO base on input OSM IM vnfd
284 :param vnfd: input vnfd
285 :param new_id: overrides vnf id if provided
286 :param additionalParams: Instantiation params for VNFs provided
287 :param nsrId: Id of the NSR
288 :return: copy of vnfd
291 vnfd_RO
= deepcopy(vnfd
)
292 # remove unused by RO configuration, monitoring, scaling and internal keys
293 vnfd_RO
.pop("_id", None)
294 vnfd_RO
.pop("_admin", None)
295 vnfd_RO
.pop("vnf-configuration", None)
296 vnfd_RO
.pop("monitoring-param", None)
297 vnfd_RO
.pop("scaling-group-descriptor", None)
298 vnfd_RO
.pop("kdu", None)
299 vnfd_RO
.pop("k8s-cluster", None)
301 vnfd_RO
["id"] = new_id
303 # parse cloud-init or cloud-init-file with the provided variables using Jinja2
304 for vdu
in get_iterable(vnfd_RO
, "vdu"):
305 cloud_init_file
= None
306 if vdu
.get("cloud-init-file"):
307 base_folder
= vnfd
["_admin"]["storage"]
308 cloud_init_file
= "{}/{}/cloud_init/{}".format(base_folder
["folder"], base_folder
["pkg-dir"],
309 vdu
["cloud-init-file"])
310 with self
.fs
.file_open(cloud_init_file
, "r") as ci_file
:
311 cloud_init_content
= ci_file
.read()
312 vdu
.pop("cloud-init-file", None)
313 elif vdu
.get("cloud-init"):
314 cloud_init_content
= vdu
["cloud-init"]
319 ast
= env
.parse(cloud_init_content
)
320 mandatory_vars
= meta
.find_undeclared_variables(ast
)
322 for var
in mandatory_vars
:
323 if not additionalParams
or var
not in additionalParams
.keys():
324 raise LcmException("Variable '{}' defined at vnfd[id={}]:vdu[id={}]:cloud-init/cloud-init-"
325 "file, must be provided in the instantiation parameters inside the "
326 "'additionalParamsForVnf' block".format(var
, vnfd
["id"], vdu
["id"]))
327 template
= Template(cloud_init_content
)
328 cloud_init_content
= template
.render(additionalParams
or {})
329 vdu
["cloud-init"] = cloud_init_content
332 except FsException
as e
:
333 raise LcmException("Error reading vnfd[id={}]:vdu[id={}]:cloud-init-file={}: {}".
334 format(vnfd
["id"], vdu
["id"], cloud_init_file
, e
))
335 except (TemplateError
, TemplateNotFound
, TemplateSyntaxError
) as e
:
336 raise LcmException("Error parsing Jinja2 to cloud-init content at vnfd[id={}]:vdu[id={}]: {}".
337 format(vnfd
["id"], vdu
["id"], e
))
339 def _ns_params_2_RO(self
, ns_params
, nsd
, vnfd_dict
, db_vnfrs
, n2vc_key_list
):
341 Creates a RO ns descriptor from OSM ns_instantiate params
342 :param ns_params: OSM instantiate params
343 :param vnfd_dict: database content of vnfds, indexed by id (not _id). {id: {vnfd_object}, ...}
344 :param db_vnfrs: database content of vnfrs, indexed by member-vnf-index. {member-vnf-index: {vnfr_object}, ...}
345 :return: The RO ns descriptor
349 # TODO feature 1417: Check that no instantiation is set over PDU
350 # check if PDU forces a concrete vim-network-id and add it
351 # check if PDU contains a SDN-assist info (dpid, switch, port) and pass it to RO
353 def vim_account_2_RO(vim_account
):
354 if vim_account
in vim_2_RO
:
355 return vim_2_RO
[vim_account
]
357 db_vim
= self
.db
.get_one("vim_accounts", {"_id": vim_account
})
358 if db_vim
["_admin"]["operationalState"] != "ENABLED":
359 raise LcmException("VIM={} is not available. operationalState={}".format(
360 vim_account
, db_vim
["_admin"]["operationalState"]))
361 RO_vim_id
= db_vim
["_admin"]["deployed"]["RO"]
362 vim_2_RO
[vim_account
] = RO_vim_id
365 def wim_account_2_RO(wim_account
):
366 if isinstance(wim_account
, str):
367 if wim_account
in wim_2_RO
:
368 return wim_2_RO
[wim_account
]
370 db_wim
= self
.db
.get_one("wim_accounts", {"_id": wim_account
})
371 if db_wim
["_admin"]["operationalState"] != "ENABLED":
372 raise LcmException("WIM={} is not available. operationalState={}".format(
373 wim_account
, db_wim
["_admin"]["operationalState"]))
374 RO_wim_id
= db_wim
["_admin"]["deployed"]["RO-account"]
375 wim_2_RO
[wim_account
] = RO_wim_id
380 def ip_profile_2_RO(ip_profile
):
381 RO_ip_profile
= deepcopy((ip_profile
))
382 if "dns-server" in RO_ip_profile
:
383 if isinstance(RO_ip_profile
["dns-server"], list):
384 RO_ip_profile
["dns-address"] = []
385 for ds
in RO_ip_profile
.pop("dns-server"):
386 RO_ip_profile
["dns-address"].append(ds
['address'])
388 RO_ip_profile
["dns-address"] = RO_ip_profile
.pop("dns-server")
389 if RO_ip_profile
.get("ip-version") == "ipv4":
390 RO_ip_profile
["ip-version"] = "IPv4"
391 if RO_ip_profile
.get("ip-version") == "ipv6":
392 RO_ip_profile
["ip-version"] = "IPv6"
393 if "dhcp-params" in RO_ip_profile
:
394 RO_ip_profile
["dhcp"] = RO_ip_profile
.pop("dhcp-params")
400 # "name": ns_params["nsName"],
401 # "description": ns_params.get("nsDescription"),
402 "datacenter": vim_account_2_RO(ns_params
["vimAccountId"]),
403 "wim_account": wim_account_2_RO(ns_params
.get("wimAccountId")),
404 # "scenario": ns_params["nsdId"],
406 # set vim_account of each vnf if different from general vim_account.
407 # Get this information from <vnfr> database content, key vim-account-id
408 # Vim account can be set by placement_engine and it may be different from
409 # the instantiate parameters (vnfs.member-vnf-index.datacenter).
410 for vnf_index
, vnfr
in db_vnfrs
.items():
411 if vnfr
.get("vim-account-id") and vnfr
["vim-account-id"] != ns_params
["vimAccountId"]:
412 populate_dict(RO_ns_params
, ("vnfs", vnf_index
, "datacenter"), vim_account_2_RO(vnfr
["vim-account-id"]))
414 n2vc_key_list
= n2vc_key_list
or []
415 for vnfd_ref
, vnfd
in vnfd_dict
.items():
416 vdu_needed_access
= []
418 if vnfd
.get("vnf-configuration"):
419 ssh_required
= deep_get(vnfd
, ("vnf-configuration", "config-access", "ssh-access", "required"))
420 if ssh_required
and vnfd
.get("mgmt-interface"):
421 if vnfd
["mgmt-interface"].get("vdu-id"):
422 vdu_needed_access
.append(vnfd
["mgmt-interface"]["vdu-id"])
423 elif vnfd
["mgmt-interface"].get("cp"):
424 mgmt_cp
= vnfd
["mgmt-interface"]["cp"]
426 for vdu
in vnfd
.get("vdu", ()):
427 if vdu
.get("vdu-configuration"):
428 ssh_required
= deep_get(vdu
, ("vdu-configuration", "config-access", "ssh-access", "required"))
430 vdu_needed_access
.append(vdu
["id"])
432 for vdu_interface
in vdu
.get("interface"):
433 if vdu_interface
.get("external-connection-point-ref") and \
434 vdu_interface
["external-connection-point-ref"] == mgmt_cp
:
435 vdu_needed_access
.append(vdu
["id"])
439 if vdu_needed_access
:
440 for vnf_member
in nsd
.get("constituent-vnfd"):
441 if vnf_member
["vnfd-id-ref"] != vnfd_ref
:
443 for vdu
in vdu_needed_access
:
444 populate_dict(RO_ns_params
,
445 ("vnfs", vnf_member
["member-vnf-index"], "vdus", vdu
, "mgmt_keys"),
448 if ns_params
.get("vduImage"):
449 RO_ns_params
["vduImage"] = ns_params
["vduImage"]
451 if ns_params
.get("ssh_keys"):
452 RO_ns_params
["cloud-config"] = {"key-pairs": ns_params
["ssh_keys"]}
453 for vnf_params
in get_iterable(ns_params
, "vnf"):
454 for constituent_vnfd
in nsd
["constituent-vnfd"]:
455 if constituent_vnfd
["member-vnf-index"] == vnf_params
["member-vnf-index"]:
456 vnf_descriptor
= vnfd_dict
[constituent_vnfd
["vnfd-id-ref"]]
459 raise LcmException("Invalid instantiate parameter vnf:member-vnf-index={} is not present at nsd:"
460 "constituent-vnfd".format(vnf_params
["member-vnf-index"]))
462 for vdu_params
in get_iterable(vnf_params
, "vdu"):
463 # TODO feature 1417: check that this VDU exist and it is not a PDU
464 if vdu_params
.get("volume"):
465 for volume_params
in vdu_params
["volume"]:
466 if volume_params
.get("vim-volume-id"):
467 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
468 vdu_params
["id"], "devices", volume_params
["name"], "vim_id"),
469 volume_params
["vim-volume-id"])
470 if vdu_params
.get("interface"):
471 for interface_params
in vdu_params
["interface"]:
472 if interface_params
.get("ip-address"):
473 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
474 vdu_params
["id"], "interfaces", interface_params
["name"],
476 interface_params
["ip-address"])
477 if interface_params
.get("mac-address"):
478 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
479 vdu_params
["id"], "interfaces", interface_params
["name"],
481 interface_params
["mac-address"])
482 if interface_params
.get("floating-ip-required"):
483 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
484 vdu_params
["id"], "interfaces", interface_params
["name"],
486 interface_params
["floating-ip-required"])
488 for internal_vld_params
in get_iterable(vnf_params
, "internal-vld"):
489 if internal_vld_params
.get("vim-network-name"):
490 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
491 internal_vld_params
["name"], "vim-network-name"),
492 internal_vld_params
["vim-network-name"])
493 if internal_vld_params
.get("vim-network-id"):
494 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
495 internal_vld_params
["name"], "vim-network-id"),
496 internal_vld_params
["vim-network-id"])
497 if internal_vld_params
.get("ip-profile"):
498 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
499 internal_vld_params
["name"], "ip-profile"),
500 ip_profile_2_RO(internal_vld_params
["ip-profile"]))
501 if internal_vld_params
.get("provider-network"):
503 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
504 internal_vld_params
["name"], "provider-network"),
505 internal_vld_params
["provider-network"].copy())
507 for icp_params
in get_iterable(internal_vld_params
, "internal-connection-point"):
510 for vdu_descriptor
in vnf_descriptor
["vdu"]:
511 for vdu_interface
in vdu_descriptor
["interface"]:
512 if vdu_interface
.get("internal-connection-point-ref") == icp_params
["id-ref"]:
513 if icp_params
.get("ip-address"):
514 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
515 vdu_descriptor
["id"], "interfaces",
516 vdu_interface
["name"], "ip_address"),
517 icp_params
["ip-address"])
519 if icp_params
.get("mac-address"):
520 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
521 vdu_descriptor
["id"], "interfaces",
522 vdu_interface
["name"], "mac_address"),
523 icp_params
["mac-address"])
529 raise LcmException("Invalid instantiate parameter vnf:member-vnf-index[{}]:"
530 "internal-vld:id-ref={} is not present at vnfd:internal-"
531 "connection-point".format(vnf_params
["member-vnf-index"],
532 icp_params
["id-ref"]))
534 for vld_params
in get_iterable(ns_params
, "vld"):
535 if "ip-profile" in vld_params
:
536 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "ip-profile"),
537 ip_profile_2_RO(vld_params
["ip-profile"]))
539 if vld_params
.get("provider-network"):
541 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "provider-network"),
542 vld_params
["provider-network"].copy())
544 if "wimAccountId" in vld_params
and vld_params
["wimAccountId"] is not None:
545 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "wim_account"),
546 wim_account_2_RO(vld_params
["wimAccountId"])),
547 if vld_params
.get("vim-network-name"):
549 if isinstance(vld_params
["vim-network-name"], dict):
550 for vim_account
, vim_net
in vld_params
["vim-network-name"].items():
551 RO_vld_sites
.append({
552 "netmap-use": vim_net
,
553 "datacenter": vim_account_2_RO(vim_account
)
555 else: # isinstance str
556 RO_vld_sites
.append({"netmap-use": vld_params
["vim-network-name"]})
558 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "sites"), RO_vld_sites
)
560 if vld_params
.get("vim-network-id"):
562 if isinstance(vld_params
["vim-network-id"], dict):
563 for vim_account
, vim_net
in vld_params
["vim-network-id"].items():
564 RO_vld_sites
.append({
565 "netmap-use": vim_net
,
566 "datacenter": vim_account_2_RO(vim_account
)
568 else: # isinstance str
569 RO_vld_sites
.append({"netmap-use": vld_params
["vim-network-id"]})
571 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "sites"), RO_vld_sites
)
572 if vld_params
.get("ns-net"):
573 if isinstance(vld_params
["ns-net"], dict):
574 for vld_id
, instance_scenario_id
in vld_params
["ns-net"].items():
575 RO_vld_ns_net
= {"instance_scenario_id": instance_scenario_id
, "osm_id": vld_id
}
576 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "use-network"), RO_vld_ns_net
)
577 if "vnfd-connection-point-ref" in vld_params
:
578 for cp_params
in vld_params
["vnfd-connection-point-ref"]:
580 for constituent_vnfd
in nsd
["constituent-vnfd"]:
581 if constituent_vnfd
["member-vnf-index"] == cp_params
["member-vnf-index-ref"]:
582 vnf_descriptor
= vnfd_dict
[constituent_vnfd
["vnfd-id-ref"]]
586 "Invalid instantiate parameter vld:vnfd-connection-point-ref:member-vnf-index-ref={} "
587 "is not present at nsd:constituent-vnfd".format(cp_params
["member-vnf-index-ref"]))
589 for vdu_descriptor
in vnf_descriptor
["vdu"]:
590 for interface_descriptor
in vdu_descriptor
["interface"]:
591 if interface_descriptor
.get("external-connection-point-ref") == \
592 cp_params
["vnfd-connection-point-ref"]:
599 "Invalid instantiate parameter vld:vnfd-connection-point-ref:member-vnf-index-ref={}:"
600 "vnfd-connection-point-ref={} is not present at vnfd={}".format(
601 cp_params
["member-vnf-index-ref"],
602 cp_params
["vnfd-connection-point-ref"],
603 vnf_descriptor
["id"]))
604 if cp_params
.get("ip-address"):
605 populate_dict(RO_ns_params
, ("vnfs", cp_params
["member-vnf-index-ref"], "vdus",
606 vdu_descriptor
["id"], "interfaces",
607 interface_descriptor
["name"], "ip_address"),
608 cp_params
["ip-address"])
609 if cp_params
.get("mac-address"):
610 populate_dict(RO_ns_params
, ("vnfs", cp_params
["member-vnf-index-ref"], "vdus",
611 vdu_descriptor
["id"], "interfaces",
612 interface_descriptor
["name"], "mac_address"),
613 cp_params
["mac-address"])
616 def scale_vnfr(self
, db_vnfr
, vdu_create
=None, vdu_delete
=None):
617 # make a copy to do not change
618 vdu_create
= copy(vdu_create
)
619 vdu_delete
= copy(vdu_delete
)
621 vdurs
= db_vnfr
.get("vdur")
624 vdu_index
= len(vdurs
)
627 vdur
= vdurs
[vdu_index
]
628 if vdur
.get("pdu-type"):
630 vdu_id_ref
= vdur
["vdu-id-ref"]
631 if vdu_create
and vdu_create
.get(vdu_id_ref
):
632 for index
in range(0, vdu_create
[vdu_id_ref
]):
633 vdur
= deepcopy(vdur
)
634 vdur
["_id"] = str(uuid4())
635 vdur
["count-index"] += 1
636 vdurs
.insert(vdu_index
+1+index
, vdur
)
637 del vdu_create
[vdu_id_ref
]
638 if vdu_delete
and vdu_delete
.get(vdu_id_ref
):
640 vdu_delete
[vdu_id_ref
] -= 1
641 if not vdu_delete
[vdu_id_ref
]:
642 del vdu_delete
[vdu_id_ref
]
643 # check all operations are done
644 if vdu_create
or vdu_delete
:
645 raise LcmException("Error scaling OUT VNFR for {}. There is not any existing vnfr. Scaled to 0?".format(
648 raise LcmException("Error scaling IN VNFR for {}. There is not any existing vnfr. Scaled to 0?".format(
651 vnfr_update
= {"vdur": vdurs
}
652 db_vnfr
["vdur"] = vdurs
653 self
.update_db_2("vnfrs", db_vnfr
["_id"], vnfr_update
)
655 def ns_update_nsr(self
, ns_update_nsr
, db_nsr
, nsr_desc_RO
):
657 Updates database nsr with the RO info for the created vld
658 :param ns_update_nsr: dictionary to be filled with the updated info
659 :param db_nsr: content of db_nsr. This is also modified
660 :param nsr_desc_RO: nsr descriptor from RO
661 :return: Nothing, LcmException is raised on errors
664 for vld_index
, vld
in enumerate(get_iterable(db_nsr
, "vld")):
665 for net_RO
in get_iterable(nsr_desc_RO
, "nets"):
666 if vld
["id"] != net_RO
.get("ns_net_osm_id"):
668 vld
["vim-id"] = net_RO
.get("vim_net_id")
669 vld
["name"] = net_RO
.get("vim_name")
670 vld
["status"] = net_RO
.get("status")
671 vld
["status-detailed"] = net_RO
.get("error_msg")
672 ns_update_nsr
["vld.{}".format(vld_index
)] = vld
675 raise LcmException("ns_update_nsr: Not found vld={} at RO info".format(vld
["id"]))
677 def set_vnfr_at_error(self
, db_vnfrs
, error_text
):
679 for db_vnfr
in db_vnfrs
.values():
680 vnfr_update
= {"status": "ERROR"}
681 for vdu_index
, vdur
in enumerate(get_iterable(db_vnfr
, "vdur")):
682 if "status" not in vdur
:
683 vdur
["status"] = "ERROR"
684 vnfr_update
["vdur.{}.status".format(vdu_index
)] = "ERROR"
686 vdur
["status-detailed"] = str(error_text
)
687 vnfr_update
["vdur.{}.status-detailed".format(vdu_index
)] = "ERROR"
688 self
.update_db_2("vnfrs", db_vnfr
["_id"], vnfr_update
)
689 except DbException
as e
:
690 self
.logger
.error("Cannot update vnf. {}".format(e
))
692 def ns_update_vnfr(self
, db_vnfrs
, nsr_desc_RO
):
694 Updates database vnfr with the RO info, e.g. ip_address, vim_id... Descriptor db_vnfrs is also updated
695 :param db_vnfrs: dictionary with member-vnf-index: vnfr-content
696 :param nsr_desc_RO: nsr descriptor from RO
697 :return: Nothing, LcmException is raised on errors
699 for vnf_index
, db_vnfr
in db_vnfrs
.items():
700 for vnf_RO
in nsr_desc_RO
["vnfs"]:
701 if vnf_RO
["member_vnf_index"] != vnf_index
:
704 if vnf_RO
.get("ip_address"):
705 db_vnfr
["ip-address"] = vnfr_update
["ip-address"] = vnf_RO
["ip_address"].split(";")[0]
706 elif not db_vnfr
.get("ip-address"):
707 if db_vnfr
.get("vdur"): # if not VDUs, there is not ip_address
708 raise LcmExceptionNoMgmtIP("ns member_vnf_index '{}' has no IP address".format(vnf_index
))
710 for vdu_index
, vdur
in enumerate(get_iterable(db_vnfr
, "vdur")):
711 vdur_RO_count_index
= 0
712 if vdur
.get("pdu-type"):
714 for vdur_RO
in get_iterable(vnf_RO
, "vms"):
715 if vdur
["vdu-id-ref"] != vdur_RO
["vdu_osm_id"]:
717 if vdur
["count-index"] != vdur_RO_count_index
:
718 vdur_RO_count_index
+= 1
720 vdur
["vim-id"] = vdur_RO
.get("vim_vm_id")
721 if vdur_RO
.get("ip_address"):
722 vdur
["ip-address"] = vdur_RO
["ip_address"].split(";")[0]
724 vdur
["ip-address"] = None
725 vdur
["vdu-id-ref"] = vdur_RO
.get("vdu_osm_id")
726 vdur
["name"] = vdur_RO
.get("vim_name")
727 vdur
["status"] = vdur_RO
.get("status")
728 vdur
["status-detailed"] = vdur_RO
.get("error_msg")
729 for ifacer
in get_iterable(vdur
, "interfaces"):
730 for interface_RO
in get_iterable(vdur_RO
, "interfaces"):
731 if ifacer
["name"] == interface_RO
.get("internal_name"):
732 ifacer
["ip-address"] = interface_RO
.get("ip_address")
733 ifacer
["mac-address"] = interface_RO
.get("mac_address")
736 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vdur={} interface={} "
738 .format(vnf_index
, vdur
["vdu-id-ref"], ifacer
["name"]))
739 vnfr_update
["vdur.{}".format(vdu_index
)] = vdur
742 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vdur={} count_index={} from "
743 "VIM info".format(vnf_index
, vdur
["vdu-id-ref"], vdur
["count-index"]))
745 for vld_index
, vld
in enumerate(get_iterable(db_vnfr
, "vld")):
746 for net_RO
in get_iterable(nsr_desc_RO
, "nets"):
747 if vld
["id"] != net_RO
.get("vnf_net_osm_id"):
749 vld
["vim-id"] = net_RO
.get("vim_net_id")
750 vld
["name"] = net_RO
.get("vim_name")
751 vld
["status"] = net_RO
.get("status")
752 vld
["status-detailed"] = net_RO
.get("error_msg")
753 vnfr_update
["vld.{}".format(vld_index
)] = vld
756 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vld={} from VIM info".format(
757 vnf_index
, vld
["id"]))
759 self
.update_db_2("vnfrs", db_vnfr
["_id"], vnfr_update
)
763 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} from VIM info".format(vnf_index
))
765 def _get_ns_config_info(self
, nsr_id
):
767 Generates a mapping between vnf,vdu elements and the N2VC id
768 :param nsr_id: id of nsr to get last database _admin.deployed.VCA that contains this list
769 :return: a dictionary with {osm-config-mapping: {}} where its element contains:
770 "<member-vnf-index>": <N2VC-id> for a vnf configuration, or
771 "<member-vnf-index>.<vdu.id>.<vdu replica(0, 1,..)>": <N2VC-id> for a vdu configuration
773 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
774 vca_deployed_list
= db_nsr
["_admin"]["deployed"]["VCA"]
776 ns_config_info
= {"osm-config-mapping": mapping
}
777 for vca
in vca_deployed_list
:
778 if not vca
["member-vnf-index"]:
780 if not vca
["vdu_id"]:
781 mapping
[vca
["member-vnf-index"]] = vca
["application"]
783 mapping
["{}.{}.{}".format(vca
["member-vnf-index"], vca
["vdu_id"], vca
["vdu_count_index"])] =\
785 return ns_config_info
788 def _get_initial_config_primitive_list(desc_primitive_list
, vca_deployed
, ee_descriptor_id
):
790 Generates a list of initial-config-primitive based on the list provided by the descriptor. It includes internal
791 primitives as verify-ssh-credentials, or config when needed
792 :param desc_primitive_list: information of the descriptor
793 :param vca_deployed: information of the deployed, needed for known if it is related to an NS, VNF, VDU and if
794 this element contains a ssh public key
795 :param ee_descriptor_id: execution environment descriptor id. It is the value of
796 XXX_configuration.execution-environment-list.INDEX.id; it can be None
797 :return: The modified list. Can ba an empty list, but always a list
800 primitive_list
= desc_primitive_list
or []
802 # filter primitives by ee_id
803 primitive_list
= [p
for p
in primitive_list
if p
.get("execution-environment-ref") == ee_descriptor_id
]
807 primitive_list
.sort(key
=lambda val
: int(val
['seq']))
809 # look for primitive config, and get the position. None if not present
810 config_position
= None
811 for index
, primitive
in enumerate(primitive_list
):
812 if primitive
["name"] == "config":
813 config_position
= index
816 # for NS, add always a config primitive if not present (bug 874)
817 if not vca_deployed
["member-vnf-index"] and config_position
is None:
818 primitive_list
.insert(0, {"name": "config", "parameter": []})
820 # TODO revise if needed: for VNF/VDU add verify-ssh-credentials after config
821 if vca_deployed
["member-vnf-index"] and config_position
is not None and vca_deployed
.get("ssh-public-key"):
822 primitive_list
.insert(config_position
+ 1, {"name": "verify-ssh-credentials", "parameter": []})
823 return primitive_list
825 async def _instantiate_ng_ro(self
, logging_text
, nsr_id
, nsd
, db_nsr
, db_nslcmop
, db_vnfrs
, db_vnfds_ref
,
826 n2vc_key_list
, stage
, start_deploy
, timeout_ns_deploy
):
827 nslcmop_id
= db_nslcmop
["_id"]
829 "name": db_nsr
["name"],
832 "image": deepcopy(db_nsr
["image"]),
833 "flavor": deepcopy(db_nsr
["flavor"]),
834 "action_id": nslcmop_id
,
836 for image
in target
["image"]:
837 image
["vim_info"] = []
838 for flavor
in target
["flavor"]:
839 flavor
["vim_info"] = []
841 ns_params
= db_nslcmop
.get("operationParams")
843 if ns_params
.get("ssh_keys"):
844 ssh_keys
+= ns_params
.get("ssh_keys")
846 ssh_keys
+= n2vc_key_list
849 for vld_index
, vld
in enumerate(nsd
.get("vld")):
850 target_vld
= {"id": vld
["id"],
852 "mgmt-network": vld
.get("mgmt-network", False),
853 "type": vld
.get("type"),
854 "vim_info": [{"vim-network-name": vld
.get("vim-network-name"),
855 "vim_account_id": ns_params
["vimAccountId"]}],
857 for cp
in vld
["vnfd-connection-point-ref"]:
858 cp2target
["member_vnf:{}.{}".format(cp
["member-vnf-index-ref"], cp
["vnfd-connection-point-ref"])] = \
859 "nsrs:{}:vld.{}".format(nsr_id
, vld_index
)
860 target
["ns"]["vld"].append(target_vld
)
861 for vnfr
in db_vnfrs
.values():
862 vnfd
= db_vnfds_ref
[vnfr
["vnfd-ref"]]
863 target_vnf
= deepcopy(vnfr
)
864 for vld
in target_vnf
.get("vld", ()):
865 # check if connected to a ns.vld
866 vnf_cp
= next((cp
for cp
in vnfd
.get("connection-point", ()) if
867 cp
.get("internal-vld-ref") == vld
["id"]), None)
869 ns_cp
= "member_vnf:{}.{}".format(vnfr
["member-vnf-index-ref"], vnf_cp
["id"])
870 if cp2target
.get(ns_cp
):
871 vld
["target"] = cp2target
[ns_cp
]
872 vld
["vim_info"] = [{"vim-network-name": vld
.get("vim-network-name"),
873 "vim_account_id": vnfr
["vim-account-id"]}]
875 for vdur
in target_vnf
.get("vdur", ()):
876 vdur
["vim_info"] = [{"vim_account_id": vnfr
["vim-account-id"]}]
877 vdud_index
, vdud
= next(k
for k
in enumerate(vnfd
["vdu"]) if k
[1]["id"] == vdur
["vdu-id-ref"])
878 # vdur["additionalParams"] = vnfr.get("additionalParamsForVnf") # TODO additional params for VDU
881 if deep_get(vdud
, ("vdu-configuration", "config-access", "ssh-access", "required")):
882 vdur
["ssh-keys"] = ssh_keys
883 vdur
["ssh-access-required"] = True
884 elif deep_get(vnfd
, ("vnf-configuration", "config-access", "ssh-access", "required")) and \
885 any(iface
.get("mgmt-vnf") for iface
in vdur
["interfaces"]):
886 vdur
["ssh-keys"] = ssh_keys
887 vdur
["ssh-access-required"] = True
890 if vdud
.get("cloud-init-file"):
891 vdur
["cloud-init"] = "{}:file:{}".format(vnfd
["_id"], vdud
.get("cloud-init-file"))
892 elif vdud
.get("cloud-init"):
893 vdur
["cloud-init"] = "{}:vdu:{}".format(vnfd
["_id"], vdud_index
)
896 ns_flavor
= target
["flavor"][int(vdur
["ns-flavor-id"])]
897 if not next((vi
for vi
in ns_flavor
["vim_info"] if
898 vi
and vi
.get("vim_account_id") == vnfr
["vim-account-id"]), None):
899 ns_flavor
["vim_info"].append({"vim_account_id": vnfr
["vim-account-id"]})
901 ns_image
= target
["image"][int(vdur
["ns-image-id"])]
902 if not next((vi
for vi
in ns_image
["vim_info"] if
903 vi
and vi
.get("vim_account_id") == vnfr
["vim-account-id"]), None):
904 ns_image
["vim_info"].append({"vim_account_id": vnfr
["vim-account-id"]})
906 vdur
["vim_info"] = [{"vim_account_id": vnfr
["vim-account-id"]}]
907 target
["vnf"].append(target_vnf
)
909 desc
= await self
.RO
.deploy(nsr_id
, target
)
910 action_id
= desc
["action_id"]
911 await self
._wait
_ng
_ro
(self
, nsr_id
, action_id
, nslcmop_id
, start_deploy
, timeout_ns_deploy
, stage
)
915 "_admin.deployed.RO.operational-status": "running",
916 "detailed-status": " ".join(stage
)
918 # db_nsr["_admin.deployed.RO.detailed-status"] = "Deployed at VIM"
919 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
920 self
._write
_op
_status
(nslcmop_id
, stage
)
921 self
.logger
.debug(logging_text
+ "ns deployed at RO. RO_id={}".format(action_id
))
924 async def _wait_ng_ro(self
, nsr_id
, action_id
, nslcmop_id
, start_time
, timeout
, stage
):
925 detailed_status_old
= None
927 while time() <= start_time
+ timeout
:
928 desc_status
= await self
.RO
.status(nsr_id
, action_id
)
929 if desc_status
["status"] == "FAILED":
930 raise NgRoException(desc_status
["details"])
931 elif desc_status
["status"] == "BUILD":
932 stage
[2] = "VIM: ({})".format(desc_status
["details"])
933 elif desc_status
["status"] == "DONE":
934 stage
[2] = "Deployed at VIM"
937 assert False, "ROclient.check_ns_status returns unknown {}".format(desc_status
["status"])
938 if stage
[2] != detailed_status_old
:
939 detailed_status_old
= stage
[2]
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 await asyncio
.sleep(5, loop
=self
.loop
)
944 else: # timeout_ns_deploy
945 raise NgRoException("Timeout waiting ns to deploy")
947 async def _terminate_ng_ro(self
, logging_text
, nsr_deployed
, nsr_id
, nslcmop_id
, stage
):
951 start_deploy
= time()
959 desc
= await self
.RO
.deploy(nsr_id
, target
)
960 action_id
= desc
["action_id"]
961 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = action_id
962 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETING"
963 self
.logger
.debug(logging_text
+ "ns terminate action at RO. action_id={}".format(action_id
))
966 delete_timeout
= 20 * 60 # 20 minutes
967 await self
._wait
_ng
_ro
(self
, nsr_id
, action_id
, nslcmop_id
, start_deploy
, delete_timeout
, stage
)
969 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = None
970 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
972 await self
.RO
.delete(nsr_id
)
973 except Exception as e
:
974 if isinstance(e
, NgRoException
) and e
.http_code
== 404: # not found
975 db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
976 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
977 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = None
978 self
.logger
.debug(logging_text
+ "RO_action_id={} already deleted".format(action_id
))
979 elif isinstance(e
, NgRoException
) and e
.http_code
== 409: # conflict
980 failed_detail
.append("delete conflict: {}".format(e
))
981 self
.logger
.debug(logging_text
+ "RO_action_id={} delete conflict: {}".format(action_id
, e
))
983 failed_detail
.append("delete error: {}".format(e
))
984 self
.logger
.error(logging_text
+ "RO_action_id={} delete error: {}".format(action_id
, e
))
987 stage
[2] = "Error deleting from VIM"
989 stage
[2] = "Deleted from VIM"
990 db_nsr_update
["detailed-status"] = " ".join(stage
)
991 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
992 self
._write
_op
_status
(nslcmop_id
, stage
)
995 raise LcmException("; ".join(failed_detail
))
998 async def instantiate_RO(self
, logging_text
, nsr_id
, nsd
, db_nsr
, db_nslcmop
, db_vnfrs
, db_vnfds_ref
,
999 n2vc_key_list
, stage
):
1002 :param logging_text: preffix text to use at logging
1003 :param nsr_id: nsr identity
1004 :param nsd: database content of ns descriptor
1005 :param db_nsr: database content of ns record
1006 :param db_nslcmop: database content of ns operation, in this case, 'instantiate'
1008 :param db_vnfds_ref: database content of vnfds, indexed by id (not _id). {id: {vnfd_object}, ...}
1009 :param n2vc_key_list: ssh-public-key list to be inserted to management vdus via cloud-init
1010 :param stage: list with 3 items: [general stage, tasks, vim_specific]. This task will write over vim_specific
1011 :return: None or exception
1015 RO_descriptor_number
= 0 # number of descriptors created at RO
1016 vnf_index_2_RO_id
= {} # map between vnfd/nsd id to the id used at RO
1017 nslcmop_id
= db_nslcmop
["_id"]
1018 start_deploy
= time()
1019 ns_params
= db_nslcmop
.get("operationParams")
1020 if ns_params
and ns_params
.get("timeout_ns_deploy"):
1021 timeout_ns_deploy
= ns_params
["timeout_ns_deploy"]
1023 timeout_ns_deploy
= self
.timeout
.get("ns_deploy", self
.timeout_ns_deploy
)
1025 # Check for and optionally request placement optimization. Database will be updated if placement activated
1026 stage
[2] = "Waiting for Placement."
1027 if await self
._do
_placement
(logging_text
, db_nslcmop
, db_vnfrs
):
1028 # in case of placement change ns_params[vimAcountId) if not present at any vnfrs
1029 for vnfr
in db_vnfrs
.values():
1030 if ns_params
["vimAccountId"] == vnfr
["vim-account-id"]:
1033 ns_params
["vimAccountId"] == vnfr
["vim-account-id"]
1036 return await self
._instantiate
_ng
_ro
(logging_text
, nsr_id
, nsd
, db_nsr
, db_nslcmop
, db_vnfrs
,
1037 db_vnfds_ref
, n2vc_key_list
, stage
, start_deploy
,
1040 # get vnfds, instantiate at RO
1041 for c_vnf
in nsd
.get("constituent-vnfd", ()):
1042 member_vnf_index
= c_vnf
["member-vnf-index"]
1043 vnfd
= db_vnfds_ref
[c_vnf
['vnfd-id-ref']]
1044 vnfd_ref
= vnfd
["id"]
1046 stage
[2] = "Creating vnfd='{}' member_vnf_index='{}' at RO".format(vnfd_ref
, member_vnf_index
)
1047 db_nsr_update
["detailed-status"] = " ".join(stage
)
1048 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1049 self
._write
_op
_status
(nslcmop_id
, stage
)
1051 # self.logger.debug(logging_text + stage[2])
1052 vnfd_id_RO
= "{}.{}.{}".format(nsr_id
, RO_descriptor_number
, member_vnf_index
[:23])
1053 vnf_index_2_RO_id
[member_vnf_index
] = vnfd_id_RO
1054 RO_descriptor_number
+= 1
1056 # look position at deployed.RO.vnfd if not present it will be appended at the end
1057 for index
, vnf_deployed
in enumerate(db_nsr
["_admin"]["deployed"]["RO"]["vnfd"]):
1058 if vnf_deployed
["member-vnf-index"] == member_vnf_index
:
1061 index
= len(db_nsr
["_admin"]["deployed"]["RO"]["vnfd"])
1062 db_nsr
["_admin"]["deployed"]["RO"]["vnfd"].append(None)
1065 RO_update
= {"member-vnf-index": member_vnf_index
}
1066 vnfd_list
= await self
.RO
.get_list("vnfd", filter_by
={"osm_id": vnfd_id_RO
})
1068 RO_update
["id"] = vnfd_list
[0]["uuid"]
1069 self
.logger
.debug(logging_text
+ "vnfd='{}' member_vnf_index='{}' exists at RO. Using RO_id={}".
1070 format(vnfd_ref
, member_vnf_index
, vnfd_list
[0]["uuid"]))
1072 vnfd_RO
= self
.vnfd2RO(vnfd
, vnfd_id_RO
, db_vnfrs
[c_vnf
["member-vnf-index"]].
1073 get("additionalParamsForVnf"), nsr_id
)
1074 desc
= await self
.RO
.create("vnfd", descriptor
=vnfd_RO
)
1075 RO_update
["id"] = desc
["uuid"]
1076 self
.logger
.debug(logging_text
+ "vnfd='{}' member_vnf_index='{}' created at RO. RO_id={}".format(
1077 vnfd_ref
, member_vnf_index
, desc
["uuid"]))
1078 db_nsr_update
["_admin.deployed.RO.vnfd.{}".format(index
)] = RO_update
1079 db_nsr
["_admin"]["deployed"]["RO"]["vnfd"][index
] = RO_update
1084 stage
[2] = "Creating nsd={} at RO".format(nsd_ref
)
1085 db_nsr_update
["detailed-status"] = " ".join(stage
)
1086 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1087 self
._write
_op
_status
(nslcmop_id
, stage
)
1089 # self.logger.debug(logging_text + stage[2])
1090 RO_osm_nsd_id
= "{}.{}.{}".format(nsr_id
, RO_descriptor_number
, nsd_ref
[:23])
1091 RO_descriptor_number
+= 1
1092 nsd_list
= await self
.RO
.get_list("nsd", filter_by
={"osm_id": RO_osm_nsd_id
})
1094 db_nsr_update
["_admin.deployed.RO.nsd_id"] = RO_nsd_uuid
= nsd_list
[0]["uuid"]
1095 self
.logger
.debug(logging_text
+ "nsd={} exists at RO. Using RO_id={}".format(
1096 nsd_ref
, RO_nsd_uuid
))
1098 nsd_RO
= deepcopy(nsd
)
1099 nsd_RO
["id"] = RO_osm_nsd_id
1100 nsd_RO
.pop("_id", None)
1101 nsd_RO
.pop("_admin", None)
1102 for c_vnf
in nsd_RO
.get("constituent-vnfd", ()):
1103 member_vnf_index
= c_vnf
["member-vnf-index"]
1104 c_vnf
["vnfd-id-ref"] = vnf_index_2_RO_id
[member_vnf_index
]
1105 for c_vld
in nsd_RO
.get("vld", ()):
1106 for cp
in c_vld
.get("vnfd-connection-point-ref", ()):
1107 member_vnf_index
= cp
["member-vnf-index-ref"]
1108 cp
["vnfd-id-ref"] = vnf_index_2_RO_id
[member_vnf_index
]
1110 desc
= await self
.RO
.create("nsd", descriptor
=nsd_RO
)
1111 db_nsr_update
["_admin.nsState"] = "INSTANTIATED"
1112 db_nsr_update
["_admin.deployed.RO.nsd_id"] = RO_nsd_uuid
= desc
["uuid"]
1113 self
.logger
.debug(logging_text
+ "nsd={} created at RO. RO_id={}".format(nsd_ref
, RO_nsd_uuid
))
1114 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1117 stage
[2] = "Creating nsd={} at RO".format(nsd_ref
)
1118 db_nsr_update
["detailed-status"] = " ".join(stage
)
1119 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1120 self
._write
_op
_status
(nslcmop_id
, stage
)
1122 # if present use it unless in error status
1123 RO_nsr_id
= deep_get(db_nsr
, ("_admin", "deployed", "RO", "nsr_id"))
1126 stage
[2] = "Looking for existing ns at RO"
1127 db_nsr_update
["detailed-status"] = " ".join(stage
)
1128 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1129 self
._write
_op
_status
(nslcmop_id
, stage
)
1130 # self.logger.debug(logging_text + stage[2] + " RO_ns_id={}".format(RO_nsr_id))
1131 desc
= await self
.RO
.show("ns", RO_nsr_id
)
1133 except ROclient
.ROClientException
as e
:
1134 if e
.http_code
!= HTTPStatus
.NOT_FOUND
:
1136 RO_nsr_id
= db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
1138 ns_status
, ns_status_info
= self
.RO
.check_ns_status(desc
)
1139 db_nsr_update
["_admin.deployed.RO.nsr_status"] = ns_status
1140 if ns_status
== "ERROR":
1141 stage
[2] = "Deleting ns at RO. RO_ns_id={}".format(RO_nsr_id
)
1142 self
.logger
.debug(logging_text
+ stage
[2])
1143 await self
.RO
.delete("ns", RO_nsr_id
)
1144 RO_nsr_id
= db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
1146 stage
[2] = "Checking dependencies"
1147 db_nsr_update
["detailed-status"] = " ".join(stage
)
1148 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1149 self
._write
_op
_status
(nslcmop_id
, stage
)
1150 # self.logger.debug(logging_text + stage[2])
1152 # check if VIM is creating and wait look if previous tasks in process
1153 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("vim_account", ns_params
["vimAccountId"])
1155 stage
[2] = "Waiting for related tasks '{}' to be completed".format(task_name
)
1156 self
.logger
.debug(logging_text
+ stage
[2])
1157 await asyncio
.wait(task_dependency
, timeout
=3600)
1158 if ns_params
.get("vnf"):
1159 for vnf
in ns_params
["vnf"]:
1160 if "vimAccountId" in vnf
:
1161 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("vim_account",
1162 vnf
["vimAccountId"])
1164 stage
[2] = "Waiting for related tasks '{}' to be completed.".format(task_name
)
1165 self
.logger
.debug(logging_text
+ stage
[2])
1166 await asyncio
.wait(task_dependency
, timeout
=3600)
1168 stage
[2] = "Checking instantiation parameters."
1169 RO_ns_params
= self
._ns
_params
_2_RO
(ns_params
, nsd
, db_vnfds_ref
, db_vnfrs
, n2vc_key_list
)
1170 stage
[2] = "Deploying ns at VIM."
1171 db_nsr_update
["detailed-status"] = " ".join(stage
)
1172 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1173 self
._write
_op
_status
(nslcmop_id
, stage
)
1175 desc
= await self
.RO
.create("ns", descriptor
=RO_ns_params
, name
=db_nsr
["name"], scenario
=RO_nsd_uuid
)
1176 RO_nsr_id
= db_nsr_update
["_admin.deployed.RO.nsr_id"] = desc
["uuid"]
1177 db_nsr_update
["_admin.nsState"] = "INSTANTIATED"
1178 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "BUILD"
1179 self
.logger
.debug(logging_text
+ "ns created at RO. RO_id={}".format(desc
["uuid"]))
1181 # wait until NS is ready
1182 stage
[2] = "Waiting VIM to deploy ns."
1183 db_nsr_update
["detailed-status"] = " ".join(stage
)
1184 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1185 self
._write
_op
_status
(nslcmop_id
, stage
)
1186 detailed_status_old
= None
1187 self
.logger
.debug(logging_text
+ stage
[2] + " RO_ns_id={}".format(RO_nsr_id
))
1190 while time() <= start_deploy
+ timeout_ns_deploy
:
1191 desc
= await self
.RO
.show("ns", RO_nsr_id
)
1194 if desc
!= old_desc
:
1195 # desc has changed => update db
1196 self
._on
_update
_ro
_db
(nsrs_id
=nsr_id
, ro_descriptor
=desc
)
1199 ns_status
, ns_status_info
= self
.RO
.check_ns_status(desc
)
1200 db_nsr_update
["_admin.deployed.RO.nsr_status"] = ns_status
1201 if ns_status
== "ERROR":
1202 raise ROclient
.ROClientException(ns_status_info
)
1203 elif ns_status
== "BUILD":
1204 stage
[2] = "VIM: ({})".format(ns_status_info
)
1205 elif ns_status
== "ACTIVE":
1206 stage
[2] = "Waiting for management IP address reported by the VIM. Updating VNFRs."
1208 self
.ns_update_vnfr(db_vnfrs
, desc
)
1210 except LcmExceptionNoMgmtIP
:
1213 assert False, "ROclient.check_ns_status returns unknown {}".format(ns_status
)
1214 if stage
[2] != detailed_status_old
:
1215 detailed_status_old
= stage
[2]
1216 db_nsr_update
["detailed-status"] = " ".join(stage
)
1217 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1218 self
._write
_op
_status
(nslcmop_id
, stage
)
1219 await asyncio
.sleep(5, loop
=self
.loop
)
1220 else: # timeout_ns_deploy
1221 raise ROclient
.ROClientException("Timeout waiting ns to be ready")
1224 self
.ns_update_nsr(db_nsr_update
, db_nsr
, desc
)
1226 db_nsr_update
["_admin.deployed.RO.operational-status"] = "running"
1227 # db_nsr["_admin.deployed.RO.detailed-status"] = "Deployed at VIM"
1228 stage
[2] = "Deployed at VIM"
1229 db_nsr_update
["detailed-status"] = " ".join(stage
)
1230 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1231 self
._write
_op
_status
(nslcmop_id
, stage
)
1232 # await self._on_update_n2vc_db("nsrs", {"_id": nsr_id}, "_admin.deployed", db_nsr_update)
1233 # self.logger.debug(logging_text + "Deployed at VIM")
1234 except (ROclient
.ROClientException
, LcmException
, DbException
, NgRoException
) as e
:
1235 stage
[2] = "ERROR deploying at VIM"
1236 self
.set_vnfr_at_error(db_vnfrs
, str(e
))
1239 async def wait_vm_up_insert_key_ro(self
, logging_text
, nsr_id
, vnfr_id
, vdu_id
, vdu_index
, pub_key
=None, user
=None):
1241 Wait for ip addres at RO, and optionally, insert public key in virtual machine
1242 :param logging_text: prefix use for logging
1247 :param pub_key: public ssh key to inject, None to skip
1248 :param user: user to apply the public ssh key
1252 # self.logger.debug(logging_text + "Starting wait_vm_up_insert_key_ro")
1256 target_vdu_id
= None
1262 if ro_retries
>= 360: # 1 hour
1263 raise LcmException("Not found _admin.deployed.RO.nsr_id for nsr_id: {}".format(nsr_id
))
1265 await asyncio
.sleep(10, loop
=self
.loop
)
1268 if not target_vdu_id
:
1269 db_vnfr
= self
.db
.get_one("vnfrs", {"_id": vnfr_id
})
1271 if not vdu_id
: # for the VNF case
1272 if db_vnfr
.get("status") == "ERROR":
1273 raise LcmException("Cannot inject ssh-key because target VNF is in error state")
1274 ip_address
= db_vnfr
.get("ip-address")
1277 vdur
= next((x
for x
in get_iterable(db_vnfr
, "vdur") if x
.get("ip-address") == ip_address
), None)
1279 vdur
= next((x
for x
in get_iterable(db_vnfr
, "vdur")
1280 if x
.get("vdu-id-ref") == vdu_id
and x
.get("count-index") == vdu_index
), None)
1282 if not vdur
and len(db_vnfr
.get("vdur", ())) == 1: # If only one, this should be the target vdu
1283 vdur
= db_vnfr
["vdur"][0]
1285 raise LcmException("Not found vnfr_id={}, vdu_id={}, vdu_index={}".format(vnfr_id
, vdu_id
,
1288 if vdur
.get("pdu-type") or vdur
.get("status") == "ACTIVE":
1289 ip_address
= vdur
.get("ip-address")
1292 target_vdu_id
= vdur
["vdu-id-ref"]
1293 elif vdur
.get("status") == "ERROR":
1294 raise LcmException("Cannot inject ssh-key because target VM is in error state")
1296 if not target_vdu_id
:
1299 # inject public key into machine
1300 if pub_key
and user
:
1301 # wait until NS is deployed at RO
1303 db_nsrs
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1304 ro_nsr_id
= deep_get(db_nsrs
, ("_admin", "deployed", "RO", "nsr_id"))
1308 # self.logger.debug(logging_text + "Inserting RO key")
1309 if vdur
.get("pdu-type"):
1310 self
.logger
.error(logging_text
+ "Cannot inject ssh-ky to a PDU")
1313 ro_vm_id
= "{}-{}".format(db_vnfr
["member-vnf-index-ref"], target_vdu_id
) # TODO add vdu_index
1315 target
= {"action": "inject_ssh_key", "key": pub_key
, "user": user
,
1316 "vnf": [{"_id": vnfr_id
, "vdur": [{"id": vdu_id
}]}],
1318 await self
.RO
.deploy(nsr_id
, target
)
1320 result_dict
= await self
.RO
.create_action(
1322 item_id_name
=ro_nsr_id
,
1323 descriptor
={"add_public_key": pub_key
, "vms": [ro_vm_id
], "user": user
}
1325 # result_dict contains the format {VM-id: {vim_result: 200, description: text}}
1326 if not result_dict
or not isinstance(result_dict
, dict):
1327 raise LcmException("Unknown response from RO when injecting key")
1328 for result
in result_dict
.values():
1329 if result
.get("vim_result") == 200:
1332 raise ROclient
.ROClientException("error injecting key: {}".format(
1333 result
.get("description")))
1335 except NgRoException
as e
:
1336 raise LcmException("Reaching max tries injecting key. Error: {}".format(e
))
1337 except ROclient
.ROClientException
as e
:
1339 self
.logger
.debug(logging_text
+ "error injecting key: {}. Retrying until {} seconds".
1343 raise LcmException("Reaching max tries injecting key. Error: {}".format(e
))
1349 async def _wait_dependent_n2vc(self
, nsr_id
, vca_deployed_list
, vca_index
):
1351 Wait until dependent VCA deployments have been finished. NS wait for VNFs and VDUs. VNFs for VDUs
1353 my_vca
= vca_deployed_list
[vca_index
]
1354 if my_vca
.get("vdu_id") or my_vca
.get("kdu_name"):
1355 # vdu or kdu: no dependencies
1359 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1360 vca_deployed_list
= db_nsr
["_admin"]["deployed"]["VCA"]
1361 configuration_status_list
= db_nsr
["configurationStatus"]
1362 for index
, vca_deployed
in enumerate(configuration_status_list
):
1363 if index
== vca_index
:
1366 if not my_vca
.get("member-vnf-index") or \
1367 (vca_deployed
.get("member-vnf-index") == my_vca
.get("member-vnf-index")):
1368 internal_status
= configuration_status_list
[index
].get("status")
1369 if internal_status
== 'READY':
1371 elif internal_status
== 'BROKEN':
1372 raise LcmException("Configuration aborted because dependent charm/s has failed")
1376 # no dependencies, return
1378 await asyncio
.sleep(10)
1381 raise LcmException("Configuration aborted because dependent charm/s timeout")
1383 async def instantiate_N2VC(self
, logging_text
, vca_index
, nsi_id
, db_nsr
, db_vnfr
, vdu_id
, kdu_name
, vdu_index
,
1384 config_descriptor
, deploy_params
, base_folder
, nslcmop_id
, stage
, vca_type
, vca_name
,
1385 ee_config_descriptor
):
1386 nsr_id
= db_nsr
["_id"]
1387 db_update_entry
= "_admin.deployed.VCA.{}.".format(vca_index
)
1388 vca_deployed_list
= db_nsr
["_admin"]["deployed"]["VCA"]
1389 vca_deployed
= db_nsr
["_admin"]["deployed"]["VCA"][vca_index
]
1390 osm_config
= {"osm": {"ns_id": db_nsr
["_id"]}}
1392 'collection': 'nsrs',
1393 'filter': {'_id': nsr_id
},
1394 'path': db_update_entry
1400 element_under_configuration
= nsr_id
1404 vnfr_id
= db_vnfr
["_id"]
1405 osm_config
["osm"]["vnf_id"] = vnfr_id
1407 namespace
= "{nsi}.{ns}".format(
1408 nsi
=nsi_id
if nsi_id
else "",
1412 element_type
= 'VNF'
1413 element_under_configuration
= vnfr_id
1414 namespace
+= ".{}".format(vnfr_id
)
1416 namespace
+= ".{}-{}".format(vdu_id
, vdu_index
or 0)
1417 element_type
= 'VDU'
1418 element_under_configuration
= "{}-{}".format(vdu_id
, vdu_index
or 0)
1419 osm_config
["osm"]["vdu_id"] = vdu_id
1421 namespace
+= ".{}".format(kdu_name
)
1422 element_type
= 'KDU'
1423 element_under_configuration
= kdu_name
1424 osm_config
["osm"]["kdu_name"] = kdu_name
1427 artifact_path
= "{}/{}/{}/{}".format(
1428 base_folder
["folder"],
1429 base_folder
["pkg-dir"],
1430 "charms" if vca_type
in ("native_charm", "lxc_proxy_charm", "k8s_proxy_charm") else "helm-charts",
1433 # get initial_config_primitive_list that applies to this element
1434 initial_config_primitive_list
= config_descriptor
.get('initial-config-primitive')
1436 # add config if not present for NS charm
1437 ee_descriptor_id
= ee_config_descriptor
.get("id")
1438 initial_config_primitive_list
= self
._get
_initial
_config
_primitive
_list
(initial_config_primitive_list
,
1439 vca_deployed
, ee_descriptor_id
)
1441 # n2vc_redesign STEP 3.1
1442 # find old ee_id if exists
1443 ee_id
= vca_deployed
.get("ee_id")
1445 # create or register execution environment in VCA
1446 if vca_type
in ("lxc_proxy_charm", "k8s_proxy_charm", "helm"):
1448 self
._write
_configuration
_status
(
1450 vca_index
=vca_index
,
1452 element_under_configuration
=element_under_configuration
,
1453 element_type
=element_type
1456 step
= "create execution environment"
1457 self
.logger
.debug(logging_text
+ step
)
1458 ee_id
, credentials
= await self
.vca_map
[vca_type
].create_execution_environment(
1459 namespace
=namespace
,
1463 artifact_path
=artifact_path
,
1466 elif vca_type
== "native_charm":
1467 step
= "Waiting to VM being up and getting IP address"
1468 self
.logger
.debug(logging_text
+ step
)
1469 rw_mgmt_ip
= await self
.wait_vm_up_insert_key_ro(logging_text
, nsr_id
, vnfr_id
, vdu_id
, vdu_index
,
1470 user
=None, pub_key
=None)
1471 credentials
= {"hostname": rw_mgmt_ip
}
1473 username
= deep_get(config_descriptor
, ("config-access", "ssh-access", "default-user"))
1474 # TODO remove this when changes on IM regarding config-access:ssh-access:default-user were
1475 # merged. Meanwhile let's get username from initial-config-primitive
1476 if not username
and initial_config_primitive_list
:
1477 for config_primitive
in initial_config_primitive_list
:
1478 for param
in config_primitive
.get("parameter", ()):
1479 if param
["name"] == "ssh-username":
1480 username
= param
["value"]
1483 raise LcmException("Cannot determine the username neither with 'initial-config-primitive' nor with "
1484 "'config-access.ssh-access.default-user'")
1485 credentials
["username"] = username
1486 # n2vc_redesign STEP 3.2
1488 self
._write
_configuration
_status
(
1490 vca_index
=vca_index
,
1491 status
='REGISTERING',
1492 element_under_configuration
=element_under_configuration
,
1493 element_type
=element_type
1496 step
= "register execution environment {}".format(credentials
)
1497 self
.logger
.debug(logging_text
+ step
)
1498 ee_id
= await self
.vca_map
[vca_type
].register_execution_environment(
1499 credentials
=credentials
, namespace
=namespace
, db_dict
=db_dict
)
1501 # for compatibility with MON/POL modules, the need model and application name at database
1502 # TODO ask MON/POL if needed to not assuming anymore the format "model_name.application_name"
1503 ee_id_parts
= ee_id
.split('.')
1504 db_nsr_update
= {db_update_entry
+ "ee_id": ee_id
}
1505 if len(ee_id_parts
) >= 2:
1506 model_name
= ee_id_parts
[0]
1507 application_name
= ee_id_parts
[1]
1508 db_nsr_update
[db_update_entry
+ "model"] = model_name
1509 db_nsr_update
[db_update_entry
+ "application"] = application_name
1511 # n2vc_redesign STEP 3.3
1512 step
= "Install configuration Software"
1514 self
._write
_configuration
_status
(
1516 vca_index
=vca_index
,
1517 status
='INSTALLING SW',
1518 element_under_configuration
=element_under_configuration
,
1519 element_type
=element_type
,
1520 other_update
=db_nsr_update
1523 # TODO check if already done
1524 self
.logger
.debug(logging_text
+ step
)
1526 if vca_type
== "native_charm":
1527 config_primitive
= next((p
for p
in initial_config_primitive_list
if p
["name"] == "config"), None)
1528 if config_primitive
:
1529 config
= self
._map
_primitive
_params
(
1535 if vca_type
== "lxc_proxy_charm":
1536 if element_type
== "NS":
1537 num_units
= db_nsr
.get("config-units") or 1
1538 elif element_type
== "VNF":
1539 num_units
= db_vnfr
.get("config-units") or 1
1540 elif element_type
== "VDU":
1541 for v
in db_vnfr
["vdur"]:
1542 if vdu_id
== v
["vdu-id-ref"]:
1543 num_units
= v
.get("config-units") or 1
1546 await self
.vca_map
[vca_type
].install_configuration_sw(
1548 artifact_path
=artifact_path
,
1551 num_units
=num_units
,
1555 # write in db flag of configuration_sw already installed
1556 self
.update_db_2("nsrs", nsr_id
, {db_update_entry
+ "config_sw_installed": True})
1558 # add relations for this VCA (wait for other peers related with this VCA)
1559 await self
._add
_vca
_relations
(logging_text
=logging_text
, nsr_id
=nsr_id
,
1560 vca_index
=vca_index
, vca_type
=vca_type
)
1562 # if SSH access is required, then get execution environment SSH public
1563 if vca_type
in ("lxc_proxy_charm", "helm"): # if native charm we have waited already to VM be UP
1566 # self.logger.debug("get ssh key block")
1567 if deep_get(config_descriptor
, ("config-access", "ssh-access", "required")):
1568 # self.logger.debug("ssh key needed")
1569 # Needed to inject a ssh key
1570 user
= deep_get(config_descriptor
, ("config-access", "ssh-access", "default-user"))
1571 step
= "Install configuration Software, getting public ssh key"
1572 pub_key
= await self
.vca_map
[vca_type
].get_ee_ssh_public__key(ee_id
=ee_id
, db_dict
=db_dict
)
1574 step
= "Insert public key into VM user={} ssh_key={}".format(user
, pub_key
)
1576 # self.logger.debug("no need to get ssh key")
1577 step
= "Waiting to VM being up and getting IP address"
1578 self
.logger
.debug(logging_text
+ step
)
1580 # n2vc_redesign STEP 5.1
1581 # wait for RO (ip-address) Insert pub_key into VM
1583 rw_mgmt_ip
= await self
.wait_vm_up_insert_key_ro(logging_text
, nsr_id
, vnfr_id
, vdu_id
, vdu_index
,
1584 user
=user
, pub_key
=pub_key
)
1586 rw_mgmt_ip
= None # This is for a NS configuration
1588 self
.logger
.debug(logging_text
+ ' VM_ip_address={}'.format(rw_mgmt_ip
))
1590 # store rw_mgmt_ip in deploy params for later replacement
1591 deploy_params
["rw_mgmt_ip"] = rw_mgmt_ip
1593 # n2vc_redesign STEP 6 Execute initial config primitive
1594 step
= 'execute initial config primitive'
1596 # wait for dependent primitives execution (NS -> VNF -> VDU)
1597 if initial_config_primitive_list
:
1598 await self
._wait
_dependent
_n
2vc
(nsr_id
, vca_deployed_list
, vca_index
)
1600 # stage, in function of element type: vdu, kdu, vnf or ns
1601 my_vca
= vca_deployed_list
[vca_index
]
1602 if my_vca
.get("vdu_id") or my_vca
.get("kdu_name"):
1604 stage
[0] = 'Stage 3/5: running Day-1 primitives for VDU.'
1605 elif my_vca
.get("member-vnf-index"):
1607 stage
[0] = 'Stage 4/5: running Day-1 primitives for VNF.'
1610 stage
[0] = 'Stage 5/5: running Day-1 primitives for NS.'
1612 self
._write
_configuration
_status
(
1614 vca_index
=vca_index
,
1615 status
='EXECUTING PRIMITIVE'
1618 self
._write
_op
_status
(
1623 check_if_terminated_needed
= True
1624 for initial_config_primitive
in initial_config_primitive_list
:
1625 # adding information on the vca_deployed if it is a NS execution environment
1626 if not vca_deployed
["member-vnf-index"]:
1627 deploy_params
["ns_config_info"] = json
.dumps(self
._get
_ns
_config
_info
(nsr_id
))
1628 # TODO check if already done
1629 primitive_params_
= self
._map
_primitive
_params
(initial_config_primitive
, {}, deploy_params
)
1631 step
= "execute primitive '{}' params '{}'".format(initial_config_primitive
["name"], primitive_params_
)
1632 self
.logger
.debug(logging_text
+ step
)
1633 await self
.vca_map
[vca_type
].exec_primitive(
1635 primitive_name
=initial_config_primitive
["name"],
1636 params_dict
=primitive_params_
,
1639 # Once some primitive has been exec, check and write at db if it needs to exec terminated primitives
1640 if check_if_terminated_needed
:
1641 if config_descriptor
.get('terminate-config-primitive'):
1642 self
.update_db_2("nsrs", nsr_id
, {db_update_entry
+ "needed_terminate": True})
1643 check_if_terminated_needed
= False
1645 # TODO register in database that primitive is done
1647 # STEP 7 Configure metrics
1648 if vca_type
== "helm":
1649 prometheus_jobs
= await self
.add_prometheus_metrics(
1651 artifact_path
=artifact_path
,
1652 ee_config_descriptor
=ee_config_descriptor
,
1655 target_ip
=rw_mgmt_ip
,
1658 self
.update_db_2("nsrs", nsr_id
, {db_update_entry
+ "prometheus_jobs": prometheus_jobs
})
1660 step
= "instantiated at VCA"
1661 self
.logger
.debug(logging_text
+ step
)
1663 self
._write
_configuration
_status
(
1665 vca_index
=vca_index
,
1669 except Exception as e
: # TODO not use Exception but N2VC exception
1670 # self.update_db_2("nsrs", nsr_id, {db_update_entry + "instantiation": "FAILED"})
1671 if not isinstance(e
, (DbException
, N2VCException
, LcmException
, asyncio
.CancelledError
)):
1672 self
.logger
.error("Exception while {} : {}".format(step
, e
), exc_info
=True)
1673 self
._write
_configuration
_status
(
1675 vca_index
=vca_index
,
1678 raise LcmException("{} {}".format(step
, e
)) from e
1680 def _write_ns_status(self
, nsr_id
: str, ns_state
: str, current_operation
: str, current_operation_id
: str,
1681 error_description
: str = None, error_detail
: str = None, other_update
: dict = None):
1683 Update db_nsr fields.
1686 :param current_operation:
1687 :param current_operation_id:
1688 :param error_description:
1689 :param error_detail:
1690 :param other_update: Other required changes at database if provided, will be cleared
1694 db_dict
= other_update
or {}
1695 db_dict
["_admin.nslcmop"] = current_operation_id
# for backward compatibility
1696 db_dict
["_admin.current-operation"] = current_operation_id
1697 db_dict
["_admin.operation-type"] = current_operation
if current_operation
!= "IDLE" else None
1698 db_dict
["currentOperation"] = current_operation
1699 db_dict
["currentOperationID"] = current_operation_id
1700 db_dict
["errorDescription"] = error_description
1701 db_dict
["errorDetail"] = error_detail
1704 db_dict
["nsState"] = ns_state
1705 self
.update_db_2("nsrs", nsr_id
, db_dict
)
1706 except DbException
as e
:
1707 self
.logger
.warn('Error writing NS status, ns={}: {}'.format(nsr_id
, e
))
1709 def _write_op_status(self
, op_id
: str, stage
: list = None, error_message
: str = None, queuePosition
: int = 0,
1710 operation_state
: str = None, other_update
: dict = None):
1712 db_dict
= other_update
or {}
1713 db_dict
['queuePosition'] = queuePosition
1714 if isinstance(stage
, list):
1715 db_dict
['stage'] = stage
[0]
1716 db_dict
['detailed-status'] = " ".join(stage
)
1717 elif stage
is not None:
1718 db_dict
['stage'] = str(stage
)
1720 if error_message
is not None:
1721 db_dict
['errorMessage'] = error_message
1722 if operation_state
is not None:
1723 db_dict
['operationState'] = operation_state
1724 db_dict
["statusEnteredTime"] = time()
1725 self
.update_db_2("nslcmops", op_id
, db_dict
)
1726 except DbException
as e
:
1727 self
.logger
.warn('Error writing OPERATION status for op_id: {} -> {}'.format(op_id
, e
))
1729 def _write_all_config_status(self
, db_nsr
: dict, status
: str):
1731 nsr_id
= db_nsr
["_id"]
1732 # configurationStatus
1733 config_status
= db_nsr
.get('configurationStatus')
1735 db_nsr_update
= {"configurationStatus.{}.status".format(index
): status
for index
, v
in
1736 enumerate(config_status
) if v
}
1738 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1740 except DbException
as e
:
1741 self
.logger
.warn('Error writing all configuration status, ns={}: {}'.format(nsr_id
, e
))
1743 def _write_configuration_status(self
, nsr_id
: str, vca_index
: int, status
: str = None,
1744 element_under_configuration
: str = None, element_type
: str = None,
1745 other_update
: dict = None):
1747 # self.logger.debug('_write_configuration_status(): vca_index={}, status={}'
1748 # .format(vca_index, status))
1751 db_path
= 'configurationStatus.{}.'.format(vca_index
)
1752 db_dict
= other_update
or {}
1754 db_dict
[db_path
+ 'status'] = status
1755 if element_under_configuration
:
1756 db_dict
[db_path
+ 'elementUnderConfiguration'] = element_under_configuration
1758 db_dict
[db_path
+ 'elementType'] = element_type
1759 self
.update_db_2("nsrs", nsr_id
, db_dict
)
1760 except DbException
as e
:
1761 self
.logger
.warn('Error writing configuration status={}, ns={}, vca_index={}: {}'
1762 .format(status
, nsr_id
, vca_index
, e
))
1764 async def _do_placement(self
, logging_text
, db_nslcmop
, db_vnfrs
):
1766 Check and computes the placement, (vim account where to deploy). If it is decided by an external tool, it
1767 sends the request via kafka and wait until the result is wrote at database (nslcmops _admin.plca).
1768 Database is used because the result can be obtained from a different LCM worker in case of HA.
1769 :param logging_text: contains the prefix for logging, with the ns and nslcmop identifiers
1770 :param db_nslcmop: database content of nslcmop
1771 :param db_vnfrs: database content of vnfrs, indexed by member-vnf-index.
1772 :return: True if some modification is done. Modifies database vnfrs and parameter db_vnfr with the
1773 computed 'vim-account-id'
1776 nslcmop_id
= db_nslcmop
['_id']
1777 placement_engine
= deep_get(db_nslcmop
, ('operationParams', 'placement-engine'))
1778 if placement_engine
== "PLA":
1779 self
.logger
.debug(logging_text
+ "Invoke and wait for placement optimization")
1780 await self
.msg
.aiowrite("pla", "get_placement", {'nslcmopId': nslcmop_id
}, loop
=self
.loop
)
1781 db_poll_interval
= 5
1782 wait
= db_poll_interval
* 10
1784 while not pla_result
and wait
>= 0:
1785 await asyncio
.sleep(db_poll_interval
)
1786 wait
-= db_poll_interval
1787 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
1788 pla_result
= deep_get(db_nslcmop
, ('_admin', 'pla'))
1791 raise LcmException("Placement timeout for nslcmopId={}".format(nslcmop_id
))
1793 for pla_vnf
in pla_result
['vnf']:
1794 vnfr
= db_vnfrs
.get(pla_vnf
['member-vnf-index'])
1795 if not pla_vnf
.get('vimAccountId') or not vnfr
:
1798 self
.db
.set_one("vnfrs", {"_id": vnfr
["_id"]}, {"vim-account-id": pla_vnf
['vimAccountId']})
1800 vnfr
["vim-account-id"] = pla_vnf
['vimAccountId']
1803 def update_nsrs_with_pla_result(self
, params
):
1805 nslcmop_id
= deep_get(params
, ('placement', 'nslcmopId'))
1806 self
.update_db_2("nslcmops", nslcmop_id
, {"_admin.pla": params
.get('placement')})
1807 except Exception as e
:
1808 self
.logger
.warn('Update failed for nslcmop_id={}:{}'.format(nslcmop_id
, e
))
1810 async def instantiate(self
, nsr_id
, nslcmop_id
):
1813 :param nsr_id: ns instance to deploy
1814 :param nslcmop_id: operation to run
1818 # Try to lock HA task here
1819 task_is_locked_by_me
= self
.lcm_tasks
.lock_HA('ns', 'nslcmops', nslcmop_id
)
1820 if not task_is_locked_by_me
:
1821 self
.logger
.debug('instantiate() task is not locked by me, ns={}'.format(nsr_id
))
1824 logging_text
= "Task ns={} instantiate={} ".format(nsr_id
, nslcmop_id
)
1825 self
.logger
.debug(logging_text
+ "Enter")
1827 # get all needed from database
1829 # database nsrs record
1832 # database nslcmops record
1835 # update operation on nsrs
1837 # update operation on nslcmops
1838 db_nslcmop_update
= {}
1840 nslcmop_operation_state
= None
1841 db_vnfrs
= {} # vnf's info indexed by member-index
1843 tasks_dict_info
= {} # from task to info text
1846 stage
= ['Stage 1/5: preparation of the environment.', "Waiting for previous operations to terminate.", ""]
1847 # ^ stage, step, VIM progress
1849 # wait for any previous tasks in process
1850 await self
.lcm_tasks
.waitfor_related_HA('ns', 'nslcmops', nslcmop_id
)
1852 stage
[1] = "Sync filesystem from database"
1853 self
.fs
.sync() # TODO, make use of partial sync, only for the needed packages
1855 # STEP 0: Reading database (nslcmops, nsrs, nsds, vnfrs, vnfds)
1856 stage
[1] = "Reading from database"
1857 # nsState="BUILDING", currentOperation="INSTANTIATING", currentOperationID=nslcmop_id
1858 db_nsr_update
["detailed-status"] = "creating"
1859 db_nsr_update
["operational-status"] = "init"
1860 self
._write
_ns
_status
(
1862 ns_state
="BUILDING",
1863 current_operation
="INSTANTIATING",
1864 current_operation_id
=nslcmop_id
,
1865 other_update
=db_nsr_update
1867 self
._write
_op
_status
(
1873 # read from db: operation
1874 stage
[1] = "Getting nslcmop={} from db".format(nslcmop_id
)
1875 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
1876 ns_params
= db_nslcmop
.get("operationParams")
1877 if ns_params
and ns_params
.get("timeout_ns_deploy"):
1878 timeout_ns_deploy
= ns_params
["timeout_ns_deploy"]
1880 timeout_ns_deploy
= self
.timeout
.get("ns_deploy", self
.timeout_ns_deploy
)
1883 stage
[1] = "Getting nsr={} from db".format(nsr_id
)
1884 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1885 stage
[1] = "Getting nsd={} from db".format(db_nsr
["nsd-id"])
1886 nsd
= self
.db
.get_one("nsds", {"_id": db_nsr
["nsd-id"]})
1888 # nsr_name = db_nsr["name"] # TODO short-name??
1890 # read from db: vnf's of this ns
1891 stage
[1] = "Getting vnfrs from db"
1892 self
.logger
.debug(logging_text
+ stage
[1])
1893 db_vnfrs_list
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
1895 # read from db: vnfd's for every vnf
1896 db_vnfds_ref
= {} # every vnfd data indexed by vnf name
1897 db_vnfds
= {} # every vnfd data indexed by vnf id
1898 db_vnfds_index
= {} # every vnfd data indexed by vnf member-index
1900 # for each vnf in ns, read vnfd
1901 for vnfr
in db_vnfrs_list
:
1902 db_vnfrs
[vnfr
["member-vnf-index-ref"]] = vnfr
# vnf's dict indexed by member-index: '1', '2', etc
1903 vnfd_id
= vnfr
["vnfd-id"] # vnfd uuid for this vnf
1904 vnfd_ref
= vnfr
["vnfd-ref"] # vnfd name for this vnf
1905 # if we haven't this vnfd, read it from db
1906 if vnfd_id
not in db_vnfds
:
1908 stage
[1] = "Getting vnfd={} id='{}' from db".format(vnfd_id
, vnfd_ref
)
1909 self
.logger
.debug(logging_text
+ stage
[1])
1910 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd_id
})
1913 db_vnfds_ref
[vnfd_ref
] = vnfd
# vnfd's indexed by name
1914 db_vnfds
[vnfd_id
] = vnfd
# vnfd's indexed by id
1915 db_vnfds_index
[vnfr
["member-vnf-index-ref"]] = db_vnfds
[vnfd_id
] # vnfd's indexed by member-index
1917 # Get or generates the _admin.deployed.VCA list
1918 vca_deployed_list
= None
1919 if db_nsr
["_admin"].get("deployed"):
1920 vca_deployed_list
= db_nsr
["_admin"]["deployed"].get("VCA")
1921 if vca_deployed_list
is None:
1922 vca_deployed_list
= []
1923 configuration_status_list
= []
1924 db_nsr_update
["_admin.deployed.VCA"] = vca_deployed_list
1925 db_nsr_update
["configurationStatus"] = configuration_status_list
1926 # add _admin.deployed.VCA to db_nsr dictionary, value=vca_deployed_list
1927 populate_dict(db_nsr
, ("_admin", "deployed", "VCA"), vca_deployed_list
)
1928 elif isinstance(vca_deployed_list
, dict):
1929 # maintain backward compatibility. Change a dict to list at database
1930 vca_deployed_list
= list(vca_deployed_list
.values())
1931 db_nsr_update
["_admin.deployed.VCA"] = vca_deployed_list
1932 populate_dict(db_nsr
, ("_admin", "deployed", "VCA"), vca_deployed_list
)
1934 if not isinstance(deep_get(db_nsr
, ("_admin", "deployed", "RO", "vnfd")), list):
1935 populate_dict(db_nsr
, ("_admin", "deployed", "RO", "vnfd"), [])
1936 db_nsr_update
["_admin.deployed.RO.vnfd"] = []
1938 # set state to INSTANTIATED. When instantiated NBI will not delete directly
1939 db_nsr_update
["_admin.nsState"] = "INSTANTIATED"
1940 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1942 # n2vc_redesign STEP 2 Deploy Network Scenario
1943 stage
[0] = 'Stage 2/5: deployment of KDUs, VMs and execution environments.'
1944 self
._write
_op
_status
(
1949 stage
[1] = "Deploying KDUs,"
1950 # self.logger.debug(logging_text + "Before deploy_kdus")
1951 # Call to deploy_kdus in case exists the "vdu:kdu" param
1952 await self
.deploy_kdus(
1953 logging_text
=logging_text
,
1955 nslcmop_id
=nslcmop_id
,
1958 task_instantiation_info
=tasks_dict_info
,
1961 stage
[1] = "Getting VCA public key."
1962 # n2vc_redesign STEP 1 Get VCA public ssh-key
1963 # feature 1429. Add n2vc public key to needed VMs
1964 n2vc_key
= self
.n2vc
.get_public_key()
1965 n2vc_key_list
= [n2vc_key
]
1966 if self
.vca_config
.get("public_key"):
1967 n2vc_key_list
.append(self
.vca_config
["public_key"])
1969 stage
[1] = "Deploying NS at VIM."
1970 task_ro
= asyncio
.ensure_future(
1971 self
.instantiate_RO(
1972 logging_text
=logging_text
,
1976 db_nslcmop
=db_nslcmop
,
1978 db_vnfds_ref
=db_vnfds_ref
,
1979 n2vc_key_list
=n2vc_key_list
,
1983 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
, "instantiate_RO", task_ro
)
1984 tasks_dict_info
[task_ro
] = "Deploying at VIM"
1986 # n2vc_redesign STEP 3 to 6 Deploy N2VC
1987 stage
[1] = "Deploying Execution Environments."
1988 self
.logger
.debug(logging_text
+ stage
[1])
1990 nsi_id
= None # TODO put nsi_id when this nsr belongs to a NSI
1991 # get_iterable() returns a value from a dict or empty tuple if key does not exist
1992 for c_vnf
in get_iterable(nsd
, "constituent-vnfd"):
1993 vnfd_id
= c_vnf
["vnfd-id-ref"]
1994 vnfd
= db_vnfds_ref
[vnfd_id
]
1995 member_vnf_index
= str(c_vnf
["member-vnf-index"])
1996 db_vnfr
= db_vnfrs
[member_vnf_index
]
1997 base_folder
= vnfd
["_admin"]["storage"]
2003 # Get additional parameters
2005 if db_vnfr
.get("additionalParamsForVnf"):
2006 deploy_params
= self
._format
_additional
_params
(db_vnfr
["additionalParamsForVnf"].copy())
2008 descriptor_config
= vnfd
.get("vnf-configuration")
2009 if descriptor_config
:
2011 logging_text
=logging_text
+ "member_vnf_index={} ".format(member_vnf_index
),
2014 nslcmop_id
=nslcmop_id
,
2020 member_vnf_index
=member_vnf_index
,
2021 vdu_index
=vdu_index
,
2023 deploy_params
=deploy_params
,
2024 descriptor_config
=descriptor_config
,
2025 base_folder
=base_folder
,
2026 task_instantiation_info
=tasks_dict_info
,
2030 # Deploy charms for each VDU that supports one.
2031 for vdud
in get_iterable(vnfd
, 'vdu'):
2033 descriptor_config
= vdud
.get('vdu-configuration')
2034 vdur
= next((x
for x
in db_vnfr
["vdur"] if x
["vdu-id-ref"] == vdu_id
), None)
2035 if vdur
.get("additionalParams"):
2036 deploy_params_vdu
= self
._format
_additional
_params
(vdur
["additionalParams"])
2038 deploy_params_vdu
= deploy_params
2039 if descriptor_config
:
2040 # look for vdu index in the db_vnfr["vdu"] section
2041 # for vdur_index, vdur in enumerate(db_vnfr["vdur"]):
2042 # if vdur["vdu-id-ref"] == vdu_id:
2045 # raise LcmException("Mismatch vdu_id={} not found in the vnfr['vdur'] list for "
2046 # "member_vnf_index={}".format(vdu_id, member_vnf_index))
2047 # vdu_name = vdur.get("name")
2050 for vdu_index
in range(int(vdud
.get("count", 1))):
2051 # TODO vnfr_params["rw_mgmt_ip"] = vdur["ip-address"]
2053 logging_text
=logging_text
+ "member_vnf_index={}, vdu_id={}, vdu_index={} ".format(
2054 member_vnf_index
, vdu_id
, vdu_index
),
2057 nslcmop_id
=nslcmop_id
,
2063 member_vnf_index
=member_vnf_index
,
2064 vdu_index
=vdu_index
,
2066 deploy_params
=deploy_params_vdu
,
2067 descriptor_config
=descriptor_config
,
2068 base_folder
=base_folder
,
2069 task_instantiation_info
=tasks_dict_info
,
2072 for kdud
in get_iterable(vnfd
, 'kdu'):
2073 kdu_name
= kdud
["name"]
2074 descriptor_config
= kdud
.get('kdu-configuration')
2075 if descriptor_config
:
2079 # look for vdu index in the db_vnfr["vdu"] section
2080 # for vdur_index, vdur in enumerate(db_vnfr["vdur"]):
2081 # if vdur["vdu-id-ref"] == vdu_id:
2084 # raise LcmException("Mismatch vdu_id={} not found in the vnfr['vdur'] list for "
2085 # "member_vnf_index={}".format(vdu_id, member_vnf_index))
2086 # vdu_name = vdur.get("name")
2090 logging_text
=logging_text
,
2093 nslcmop_id
=nslcmop_id
,
2099 member_vnf_index
=member_vnf_index
,
2100 vdu_index
=vdu_index
,
2102 deploy_params
=deploy_params
,
2103 descriptor_config
=descriptor_config
,
2104 base_folder
=base_folder
,
2105 task_instantiation_info
=tasks_dict_info
,
2109 # Check if this NS has a charm configuration
2110 descriptor_config
= nsd
.get("ns-configuration")
2111 if descriptor_config
and descriptor_config
.get("juju"):
2114 member_vnf_index
= None
2120 # Get additional parameters
2122 if db_nsr
.get("additionalParamsForNs"):
2123 deploy_params
= self
._format
_additional
_params
(db_nsr
["additionalParamsForNs"].copy())
2124 base_folder
= nsd
["_admin"]["storage"]
2126 logging_text
=logging_text
,
2129 nslcmop_id
=nslcmop_id
,
2135 member_vnf_index
=member_vnf_index
,
2136 vdu_index
=vdu_index
,
2138 deploy_params
=deploy_params
,
2139 descriptor_config
=descriptor_config
,
2140 base_folder
=base_folder
,
2141 task_instantiation_info
=tasks_dict_info
,
2145 # rest of staff will be done at finally
2147 except (ROclient
.ROClientException
, DbException
, LcmException
, N2VCException
) as e
:
2148 self
.logger
.error(logging_text
+ "Exit Exception while '{}': {}".format(stage
[1], e
))
2150 except asyncio
.CancelledError
:
2151 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(stage
[1]))
2152 exc
= "Operation was cancelled"
2153 except Exception as e
:
2154 exc
= traceback
.format_exc()
2155 self
.logger
.critical(logging_text
+ "Exit Exception while '{}': {}".format(stage
[1], e
), exc_info
=True)
2158 error_list
.append(str(exc
))
2160 # wait for pending tasks
2162 stage
[1] = "Waiting for instantiate pending tasks."
2163 self
.logger
.debug(logging_text
+ stage
[1])
2164 error_list
+= await self
._wait
_for
_tasks
(logging_text
, tasks_dict_info
, timeout_ns_deploy
,
2165 stage
, nslcmop_id
, nsr_id
=nsr_id
)
2166 stage
[1] = stage
[2] = ""
2167 except asyncio
.CancelledError
:
2168 error_list
.append("Cancelled")
2169 # TODO cancel all tasks
2170 except Exception as exc
:
2171 error_list
.append(str(exc
))
2173 # update operation-status
2174 db_nsr_update
["operational-status"] = "running"
2175 # let's begin with VCA 'configured' status (later we can change it)
2176 db_nsr_update
["config-status"] = "configured"
2177 for task
, task_name
in tasks_dict_info
.items():
2178 if not task
.done() or task
.cancelled() or task
.exception():
2179 if task_name
.startswith(self
.task_name_deploy_vca
):
2180 # A N2VC task is pending
2181 db_nsr_update
["config-status"] = "failed"
2183 # RO or KDU task is pending
2184 db_nsr_update
["operational-status"] = "failed"
2186 # update status at database
2188 error_detail
= ". ".join(error_list
)
2189 self
.logger
.error(logging_text
+ error_detail
)
2190 error_description_nslcmop
= 'Stage: {}. Detail: {}'.format(stage
[0], error_detail
)
2191 error_description_nsr
= 'Operation: INSTANTIATING.{}, Stage {}'.format(nslcmop_id
, stage
[0])
2193 db_nsr_update
["detailed-status"] = error_description_nsr
+ " Detail: " + error_detail
2194 db_nslcmop_update
["detailed-status"] = error_detail
2195 nslcmop_operation_state
= "FAILED"
2199 error_description_nsr
= error_description_nslcmop
= None
2201 db_nsr_update
["detailed-status"] = "Done"
2202 db_nslcmop_update
["detailed-status"] = "Done"
2203 nslcmop_operation_state
= "COMPLETED"
2206 self
._write
_ns
_status
(
2209 current_operation
="IDLE",
2210 current_operation_id
=None,
2211 error_description
=error_description_nsr
,
2212 error_detail
=error_detail
,
2213 other_update
=db_nsr_update
2215 self
._write
_op
_status
(
2218 error_message
=error_description_nslcmop
,
2219 operation_state
=nslcmop_operation_state
,
2220 other_update
=db_nslcmop_update
,
2223 if nslcmop_operation_state
:
2225 await self
.msg
.aiowrite("ns", "instantiated", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
2226 "operationState": nslcmop_operation_state
},
2228 except Exception as e
:
2229 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
2231 self
.logger
.debug(logging_text
+ "Exit")
2232 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_instantiate")
2234 async def _add_vca_relations(self
, logging_text
, nsr_id
, vca_index
: int,
2235 timeout
: int = 3600, vca_type
: str = None) -> bool:
2238 # 1. find all relations for this VCA
2239 # 2. wait for other peers related
2243 vca_type
= vca_type
or "lxc_proxy_charm"
2245 # STEP 1: find all relations for this VCA
2248 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
2249 nsd
= self
.db
.get_one("nsds", {"_id": db_nsr
["nsd-id"]})
2252 my_vca
= deep_get(db_nsr
, ('_admin', 'deployed', 'VCA'))[vca_index
]
2254 # read all ns-configuration relations
2255 ns_relations
= list()
2256 db_ns_relations
= deep_get(nsd
, ('ns-configuration', 'relation'))
2258 for r
in db_ns_relations
:
2259 # check if this VCA is in the relation
2260 if my_vca
.get('member-vnf-index') in\
2261 (r
.get('entities')[0].get('id'), r
.get('entities')[1].get('id')):
2262 ns_relations
.append(r
)
2264 # read all vnf-configuration relations
2265 vnf_relations
= list()
2266 db_vnfd_list
= db_nsr
.get('vnfd-id')
2268 for vnfd
in db_vnfd_list
:
2269 db_vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd
})
2270 db_vnf_relations
= deep_get(db_vnfd
, ('vnf-configuration', 'relation'))
2271 if db_vnf_relations
:
2272 for r
in db_vnf_relations
:
2273 # check if this VCA is in the relation
2274 if my_vca
.get('vdu_id') in (r
.get('entities')[0].get('id'), r
.get('entities')[1].get('id')):
2275 vnf_relations
.append(r
)
2277 # if no relations, terminate
2278 if not ns_relations
and not vnf_relations
:
2279 self
.logger
.debug(logging_text
+ ' No relations')
2282 self
.logger
.debug(logging_text
+ ' adding relations\n {}\n {}'.format(ns_relations
, vnf_relations
))
2289 if now
- start
>= timeout
:
2290 self
.logger
.error(logging_text
+ ' : timeout adding relations')
2293 # reload nsr from database (we need to update record: _admin.deloyed.VCA)
2294 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
2296 # for each defined NS relation, find the VCA's related
2297 for r
in ns_relations
:
2298 from_vca_ee_id
= None
2300 from_vca_endpoint
= None
2301 to_vca_endpoint
= None
2302 vca_list
= deep_get(db_nsr
, ('_admin', 'deployed', 'VCA'))
2303 for vca
in vca_list
:
2304 if vca
.get('member-vnf-index') == r
.get('entities')[0].get('id') \
2305 and vca
.get('config_sw_installed'):
2306 from_vca_ee_id
= vca
.get('ee_id')
2307 from_vca_endpoint
= r
.get('entities')[0].get('endpoint')
2308 if vca
.get('member-vnf-index') == r
.get('entities')[1].get('id') \
2309 and vca
.get('config_sw_installed'):
2310 to_vca_ee_id
= vca
.get('ee_id')
2311 to_vca_endpoint
= r
.get('entities')[1].get('endpoint')
2312 if from_vca_ee_id
and to_vca_ee_id
:
2314 await self
.vca_map
[vca_type
].add_relation(
2315 ee_id_1
=from_vca_ee_id
,
2316 ee_id_2
=to_vca_ee_id
,
2317 endpoint_1
=from_vca_endpoint
,
2318 endpoint_2
=to_vca_endpoint
)
2319 # remove entry from relations list
2320 ns_relations
.remove(r
)
2322 # check failed peers
2324 vca_status_list
= db_nsr
.get('configurationStatus')
2326 for i
in range(len(vca_list
)):
2328 vca_status
= vca_status_list
[i
]
2329 if vca
.get('member-vnf-index') == r
.get('entities')[0].get('id'):
2330 if vca_status
.get('status') == 'BROKEN':
2331 # peer broken: remove relation from list
2332 ns_relations
.remove(r
)
2333 if vca
.get('member-vnf-index') == r
.get('entities')[1].get('id'):
2334 if vca_status
.get('status') == 'BROKEN':
2335 # peer broken: remove relation from list
2336 ns_relations
.remove(r
)
2341 # for each defined VNF relation, find the VCA's related
2342 for r
in vnf_relations
:
2343 from_vca_ee_id
= None
2345 from_vca_endpoint
= None
2346 to_vca_endpoint
= None
2347 vca_list
= deep_get(db_nsr
, ('_admin', 'deployed', 'VCA'))
2348 for vca
in vca_list
:
2349 if vca
.get('vdu_id') == r
.get('entities')[0].get('id') and vca
.get('config_sw_installed'):
2350 from_vca_ee_id
= vca
.get('ee_id')
2351 from_vca_endpoint
= r
.get('entities')[0].get('endpoint')
2352 if vca
.get('vdu_id') == r
.get('entities')[1].get('id') and vca
.get('config_sw_installed'):
2353 to_vca_ee_id
= vca
.get('ee_id')
2354 to_vca_endpoint
= r
.get('entities')[1].get('endpoint')
2355 if from_vca_ee_id
and to_vca_ee_id
:
2357 await self
.vca_map
[vca_type
].add_relation(
2358 ee_id_1
=from_vca_ee_id
,
2359 ee_id_2
=to_vca_ee_id
,
2360 endpoint_1
=from_vca_endpoint
,
2361 endpoint_2
=to_vca_endpoint
)
2362 # remove entry from relations list
2363 vnf_relations
.remove(r
)
2365 # check failed peers
2367 vca_status_list
= db_nsr
.get('configurationStatus')
2369 for i
in range(len(vca_list
)):
2371 vca_status
= vca_status_list
[i
]
2372 if vca
.get('vdu_id') == r
.get('entities')[0].get('id'):
2373 if vca_status
.get('status') == 'BROKEN':
2374 # peer broken: remove relation from list
2375 ns_relations
.remove(r
)
2376 if vca
.get('vdu_id') == r
.get('entities')[1].get('id'):
2377 if vca_status
.get('status') == 'BROKEN':
2378 # peer broken: remove relation from list
2379 ns_relations
.remove(r
)
2385 await asyncio
.sleep(5.0)
2387 if not ns_relations
and not vnf_relations
:
2388 self
.logger
.debug('Relations added')
2393 except Exception as e
:
2394 self
.logger
.warn(logging_text
+ ' ERROR adding relations: {}'.format(e
))
2397 def _write_db_callback(self
, task
, item
, _id
, on_done
=None, on_exc
=None):
2399 callback for kdu install intended to store the returned kdu_instance at database
2404 result
= task
.result()
2406 db_update
[on_done
] = str(result
)
2407 except Exception as e
:
2409 db_update
[on_exc
] = str(e
)
2412 self
.update_db_2(item
, _id
, db_update
)
2416 async def deploy_kdus(self
, logging_text
, nsr_id
, nslcmop_id
, db_vnfrs
, db_vnfds
, task_instantiation_info
):
2417 # Launch kdus if present in the descriptor
2419 k8scluster_id_2_uuic
= {"helm-chart": {}, "juju-bundle": {}}
2421 def _get_cluster_id(cluster_id
, cluster_type
):
2422 nonlocal k8scluster_id_2_uuic
2423 if cluster_id
in k8scluster_id_2_uuic
[cluster_type
]:
2424 return k8scluster_id_2_uuic
[cluster_type
][cluster_id
]
2426 db_k8scluster
= self
.db
.get_one("k8sclusters", {"_id": cluster_id
}, fail_on_empty
=False)
2427 if not db_k8scluster
:
2428 raise LcmException("K8s cluster {} cannot be found".format(cluster_id
))
2429 k8s_id
= deep_get(db_k8scluster
, ("_admin", cluster_type
, "id"))
2431 raise LcmException("K8s cluster '{}' has not been initilized for '{}'".format(cluster_id
, cluster_type
))
2432 k8scluster_id_2_uuic
[cluster_type
][cluster_id
] = k8s_id
2435 logging_text
+= "Deploy kdus: "
2438 db_nsr_update
= {"_admin.deployed.K8s": []}
2439 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2442 updated_cluster_list
= []
2444 for vnfr_data
in db_vnfrs
.values():
2445 for kdur
in get_iterable(vnfr_data
, "kdur"):
2446 desc_params
= self
._format
_additional
_params
(kdur
.get("additionalParams"))
2447 vnfd_id
= vnfr_data
.get('vnfd-id')
2448 namespace
= kdur
.get("k8s-namespace")
2449 if kdur
.get("helm-chart"):
2450 kdumodel
= kdur
["helm-chart"]
2451 k8sclustertype
= "helm-chart"
2452 elif kdur
.get("juju-bundle"):
2453 kdumodel
= kdur
["juju-bundle"]
2454 k8sclustertype
= "juju-bundle"
2456 raise LcmException("kdu type for kdu='{}.{}' is neither helm-chart nor "
2457 "juju-bundle. Maybe an old NBI version is running".
2458 format(vnfr_data
["member-vnf-index-ref"], kdur
["kdu-name"]))
2459 # check if kdumodel is a file and exists
2461 storage
= deep_get(db_vnfds
.get(vnfd_id
), ('_admin', 'storage'))
2462 if storage
and storage
.get('pkg-dir'): # may be not present if vnfd has not artifacts
2463 # path format: /vnfdid/pkkdir/helm-charts|juju-bundles/kdumodel
2464 filename
= '{}/{}/{}s/{}'.format(storage
["folder"], storage
["pkg-dir"], k8sclustertype
,
2466 if self
.fs
.file_exists(filename
, mode
='file') or self
.fs
.file_exists(filename
, mode
='dir'):
2467 kdumodel
= self
.fs
.path
+ filename
2468 except (asyncio
.TimeoutError
, asyncio
.CancelledError
):
2470 except Exception: # it is not a file
2473 k8s_cluster_id
= kdur
["k8s-cluster"]["id"]
2474 step
= "Synchronize repos for k8s cluster '{}'".format(k8s_cluster_id
)
2475 cluster_uuid
= _get_cluster_id(k8s_cluster_id
, k8sclustertype
)
2477 if k8sclustertype
== "helm-chart" and cluster_uuid
not in updated_cluster_list
:
2478 del_repo_list
, added_repo_dict
= await asyncio
.ensure_future(
2479 self
.k8sclusterhelm
.synchronize_repos(cluster_uuid
=cluster_uuid
))
2480 if del_repo_list
or added_repo_dict
:
2481 unset
= {'_admin.helm_charts_added.' + item
: None for item
in del_repo_list
}
2482 updated
= {'_admin.helm_charts_added.' +
2483 item
: name
for item
, name
in added_repo_dict
.items()}
2484 self
.logger
.debug(logging_text
+ "repos synchronized on k8s cluster '{}' to_delete: {}, "
2485 "to_add: {}".format(k8s_cluster_id
, del_repo_list
,
2487 self
.db
.set_one("k8sclusters", {"_id": k8s_cluster_id
}, updated
, unset
=unset
)
2488 updated_cluster_list
.append(cluster_uuid
)
2490 step
= "Instantiating KDU {}.{} in k8s cluster {}".format(vnfr_data
["member-vnf-index-ref"],
2491 kdur
["kdu-name"], k8s_cluster_id
)
2493 k8s_instace_info
= {"kdu-instance": None,
2494 "k8scluster-uuid": cluster_uuid
,
2495 "k8scluster-type": k8sclustertype
,
2496 "member-vnf-index": vnfr_data
["member-vnf-index-ref"],
2497 "kdu-name": kdur
["kdu-name"],
2498 "kdu-model": kdumodel
,
2499 "namespace": namespace
}
2500 db_path
= "_admin.deployed.K8s.{}".format(index
)
2501 db_nsr_update
[db_path
] = k8s_instace_info
2502 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2504 db_dict
= {"collection": "nsrs",
2505 "filter": {"_id": nsr_id
},
2508 task
= asyncio
.ensure_future(
2509 self
.k8scluster_map
[k8sclustertype
].install(cluster_uuid
=cluster_uuid
, kdu_model
=kdumodel
,
2510 atomic
=True, params
=desc_params
,
2511 db_dict
=db_dict
, timeout
=600,
2512 kdu_name
=kdur
["kdu-name"], namespace
=namespace
))
2514 task
.add_done_callback(partial(self
._write
_db
_callback
, item
="nsrs", _id
=nsr_id
,
2515 on_done
=db_path
+ ".kdu-instance",
2516 on_exc
=db_path
+ ".detailed-status"))
2517 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
, "instantiate_KDU-{}".format(index
), task
)
2518 task_instantiation_info
[task
] = "Deploying KDU {}".format(kdur
["kdu-name"])
2522 except (LcmException
, asyncio
.CancelledError
):
2524 except Exception as e
:
2525 msg
= "Exception {} while {}: {}".format(type(e
).__name
__, step
, e
)
2526 if isinstance(e
, (N2VCException
, DbException
)):
2527 self
.logger
.error(logging_text
+ msg
)
2529 self
.logger
.critical(logging_text
+ msg
, exc_info
=True)
2530 raise LcmException(msg
)
2533 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2535 def _deploy_n2vc(self
, logging_text
, db_nsr
, db_vnfr
, nslcmop_id
, nsr_id
, nsi_id
, vnfd_id
, vdu_id
,
2536 kdu_name
, member_vnf_index
, vdu_index
, vdu_name
, deploy_params
, descriptor_config
,
2537 base_folder
, task_instantiation_info
, stage
):
2538 # launch instantiate_N2VC in a asyncio task and register task object
2539 # Look where information of this charm is at database <nsrs>._admin.deployed.VCA
2540 # if not found, create one entry and update database
2541 # fill db_nsr._admin.deployed.VCA.<index>
2543 self
.logger
.debug(logging_text
+ "_deploy_n2vc vnfd_id={}, vdu_id={}".format(vnfd_id
, vdu_id
))
2544 if descriptor_config
.get("juju"): # There is one execution envioronment of type juju
2545 ee_list
= [descriptor_config
]
2546 elif descriptor_config
.get("execution-environment-list"):
2547 ee_list
= descriptor_config
.get("execution-environment-list")
2548 else: # other types as script are not supported
2551 for ee_item
in ee_list
:
2552 self
.logger
.debug(logging_text
+ "_deploy_n2vc ee_item juju={}, helm={}".format(ee_item
.get('juju'),
2553 ee_item
.get("helm-chart")))
2554 ee_descriptor_id
= ee_item
.get("id")
2555 if ee_item
.get("juju"):
2556 vca_name
= ee_item
['juju'].get('charm')
2557 vca_type
= "lxc_proxy_charm" if ee_item
['juju'].get('charm') is not None else "native_charm"
2558 if ee_item
['juju'].get('cloud') == "k8s":
2559 vca_type
= "k8s_proxy_charm"
2560 elif ee_item
['juju'].get('proxy') is False:
2561 vca_type
= "native_charm"
2562 elif ee_item
.get("helm-chart"):
2563 vca_name
= ee_item
['helm-chart']
2566 self
.logger
.debug(logging_text
+ "skipping non juju neither charm configuration")
2570 for vca_index
, vca_deployed
in enumerate(db_nsr
["_admin"]["deployed"]["VCA"]):
2571 if not vca_deployed
:
2573 if vca_deployed
.get("member-vnf-index") == member_vnf_index
and \
2574 vca_deployed
.get("vdu_id") == vdu_id
and \
2575 vca_deployed
.get("kdu_name") == kdu_name
and \
2576 vca_deployed
.get("vdu_count_index", 0) == vdu_index
and \
2577 vca_deployed
.get("ee_descriptor_id") == ee_descriptor_id
:
2580 # not found, create one.
2581 target
= "ns" if not member_vnf_index
else "vnf/{}".format(member_vnf_index
)
2583 target
+= "/vdu/{}/{}".format(vdu_id
, vdu_index
or 0)
2585 target
+= "/kdu/{}".format(kdu_name
)
2587 "target_element": target
,
2588 # ^ target_element will replace member-vnf-index, kdu_name, vdu_id ... in a single string
2589 "member-vnf-index": member_vnf_index
,
2591 "kdu_name": kdu_name
,
2592 "vdu_count_index": vdu_index
,
2593 "operational-status": "init", # TODO revise
2594 "detailed-status": "", # TODO revise
2595 "step": "initial-deploy", # TODO revise
2597 "vdu_name": vdu_name
,
2599 "ee_descriptor_id": ee_descriptor_id
2603 # create VCA and configurationStatus in db
2605 "_admin.deployed.VCA.{}".format(vca_index
): vca_deployed
,
2606 "configurationStatus.{}".format(vca_index
): dict()
2608 self
.update_db_2("nsrs", nsr_id
, db_dict
)
2610 db_nsr
["_admin"]["deployed"]["VCA"].append(vca_deployed
)
2613 task_n2vc
= asyncio
.ensure_future(
2614 self
.instantiate_N2VC(
2615 logging_text
=logging_text
,
2616 vca_index
=vca_index
,
2622 vdu_index
=vdu_index
,
2623 deploy_params
=deploy_params
,
2624 config_descriptor
=descriptor_config
,
2625 base_folder
=base_folder
,
2626 nslcmop_id
=nslcmop_id
,
2630 ee_config_descriptor
=ee_item
2633 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
, "instantiate_N2VC-{}".format(vca_index
), task_n2vc
)
2634 task_instantiation_info
[task_n2vc
] = self
.task_name_deploy_vca
+ " {}.{}".format(
2635 member_vnf_index
or "", vdu_id
or "")
2638 def _get_terminate_config_primitive(primitive_list
, vca_deployed
):
2639 """ Get a sorted terminate config primitive list. In case ee_descriptor_id is present at vca_deployed,
2640 it get only those primitives for this execution envirom"""
2642 primitive_list
= primitive_list
or []
2643 # filter primitives by ee_descriptor_id
2644 ee_descriptor_id
= vca_deployed
.get("ee_descriptor_id")
2645 primitive_list
= [p
for p
in primitive_list
if p
.get("execution-environment-ref") == ee_descriptor_id
]
2648 primitive_list
.sort(key
=lambda val
: int(val
['seq']))
2650 return primitive_list
2653 def _create_nslcmop(nsr_id
, operation
, params
):
2655 Creates a ns-lcm-opp content to be stored at database.
2656 :param nsr_id: internal id of the instance
2657 :param operation: instantiate, terminate, scale, action, ...
2658 :param params: user parameters for the operation
2659 :return: dictionary following SOL005 format
2661 # Raise exception if invalid arguments
2662 if not (nsr_id
and operation
and params
):
2664 "Parameters 'nsr_id', 'operation' and 'params' needed to create primitive not provided")
2670 # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
2671 "operationState": "PROCESSING",
2672 "statusEnteredTime": now
,
2673 "nsInstanceId": nsr_id
,
2674 "lcmOperationType": operation
,
2676 "isAutomaticInvocation": False,
2677 "operationParams": params
,
2678 "isCancelPending": False,
2680 "self": "/osm/nslcm/v1/ns_lcm_op_occs/" + _id
,
2681 "nsInstance": "/osm/nslcm/v1/ns_instances/" + nsr_id
,
2686 def _format_additional_params(self
, params
):
2687 params
= params
or {}
2688 for key
, value
in params
.items():
2689 if str(value
).startswith("!!yaml "):
2690 params
[key
] = yaml
.safe_load(value
[7:])
2693 def _get_terminate_primitive_params(self
, seq
, vnf_index
):
2694 primitive
= seq
.get('name')
2695 primitive_params
= {}
2697 "member_vnf_index": vnf_index
,
2698 "primitive": primitive
,
2699 "primitive_params": primitive_params
,
2702 return self
._map
_primitive
_params
(seq
, params
, desc_params
)
2706 def _retry_or_skip_suboperation(self
, db_nslcmop
, op_index
):
2707 op
= deep_get(db_nslcmop
, ('_admin', 'operations'), [])[op_index
]
2708 if op
.get('operationState') == 'COMPLETED':
2709 # b. Skip sub-operation
2710 # _ns_execute_primitive() or RO.create_action() will NOT be executed
2711 return self
.SUBOPERATION_STATUS_SKIP
2713 # c. retry executing sub-operation
2714 # The sub-operation exists, and operationState != 'COMPLETED'
2715 # Update operationState = 'PROCESSING' to indicate a retry.
2716 operationState
= 'PROCESSING'
2717 detailed_status
= 'In progress'
2718 self
._update
_suboperation
_status
(
2719 db_nslcmop
, op_index
, operationState
, detailed_status
)
2720 # Return the sub-operation index
2721 # _ns_execute_primitive() or RO.create_action() will be called from scale()
2722 # with arguments extracted from the sub-operation
2725 # Find a sub-operation where all keys in a matching dictionary must match
2726 # Returns the index of the matching sub-operation, or SUBOPERATION_STATUS_NOT_FOUND if no match
2727 def _find_suboperation(self
, db_nslcmop
, match
):
2728 if db_nslcmop
and match
:
2729 op_list
= db_nslcmop
.get('_admin', {}).get('operations', [])
2730 for i
, op
in enumerate(op_list
):
2731 if all(op
.get(k
) == match
[k
] for k
in match
):
2733 return self
.SUBOPERATION_STATUS_NOT_FOUND
2735 # Update status for a sub-operation given its index
2736 def _update_suboperation_status(self
, db_nslcmop
, op_index
, operationState
, detailed_status
):
2737 # Update DB for HA tasks
2738 q_filter
= {'_id': db_nslcmop
['_id']}
2739 update_dict
= {'_admin.operations.{}.operationState'.format(op_index
): operationState
,
2740 '_admin.operations.{}.detailed-status'.format(op_index
): detailed_status
}
2741 self
.db
.set_one("nslcmops",
2743 update_dict
=update_dict
,
2744 fail_on_empty
=False)
2746 # Add sub-operation, return the index of the added sub-operation
2747 # Optionally, set operationState, detailed-status, and operationType
2748 # Status and type are currently set for 'scale' sub-operations:
2749 # 'operationState' : 'PROCESSING' | 'COMPLETED' | 'FAILED'
2750 # 'detailed-status' : status message
2751 # 'operationType': may be any type, in the case of scaling: 'PRE-SCALE' | 'POST-SCALE'
2752 # Status and operation type are currently only used for 'scale', but NOT for 'terminate' sub-operations.
2753 def _add_suboperation(self
, db_nslcmop
, vnf_index
, vdu_id
, vdu_count_index
, vdu_name
, primitive
,
2754 mapped_primitive_params
, operationState
=None, detailed_status
=None, operationType
=None,
2755 RO_nsr_id
=None, RO_scaling_info
=None):
2757 return self
.SUBOPERATION_STATUS_NOT_FOUND
2758 # Get the "_admin.operations" list, if it exists
2759 db_nslcmop_admin
= db_nslcmop
.get('_admin', {})
2760 op_list
= db_nslcmop_admin
.get('operations')
2761 # Create or append to the "_admin.operations" list
2762 new_op
= {'member_vnf_index': vnf_index
,
2764 'vdu_count_index': vdu_count_index
,
2765 'primitive': primitive
,
2766 'primitive_params': mapped_primitive_params
}
2768 new_op
['operationState'] = operationState
2770 new_op
['detailed-status'] = detailed_status
2772 new_op
['lcmOperationType'] = operationType
2774 new_op
['RO_nsr_id'] = RO_nsr_id
2776 new_op
['RO_scaling_info'] = RO_scaling_info
2778 # No existing operations, create key 'operations' with current operation as first list element
2779 db_nslcmop_admin
.update({'operations': [new_op
]})
2780 op_list
= db_nslcmop_admin
.get('operations')
2782 # Existing operations, append operation to list
2783 op_list
.append(new_op
)
2785 db_nslcmop_update
= {'_admin.operations': op_list
}
2786 self
.update_db_2("nslcmops", db_nslcmop
['_id'], db_nslcmop_update
)
2787 op_index
= len(op_list
) - 1
2790 # Helper methods for scale() sub-operations
2792 # pre-scale/post-scale:
2793 # Check for 3 different cases:
2794 # a. New: First time execution, return SUBOPERATION_STATUS_NEW
2795 # b. Skip: Existing sub-operation exists, operationState == 'COMPLETED', return SUBOPERATION_STATUS_SKIP
2796 # c. retry: Existing sub-operation exists, operationState != 'COMPLETED', return op_index to re-execute
2797 def _check_or_add_scale_suboperation(self
, db_nslcmop
, vnf_index
, vnf_config_primitive
, primitive_params
,
2798 operationType
, RO_nsr_id
=None, RO_scaling_info
=None):
2799 # Find this sub-operation
2800 if RO_nsr_id
and RO_scaling_info
:
2801 operationType
= 'SCALE-RO'
2803 'member_vnf_index': vnf_index
,
2804 'RO_nsr_id': RO_nsr_id
,
2805 'RO_scaling_info': RO_scaling_info
,
2809 'member_vnf_index': vnf_index
,
2810 'primitive': vnf_config_primitive
,
2811 'primitive_params': primitive_params
,
2812 'lcmOperationType': operationType
2814 op_index
= self
._find
_suboperation
(db_nslcmop
, match
)
2815 if op_index
== self
.SUBOPERATION_STATUS_NOT_FOUND
:
2816 # a. New sub-operation
2817 # The sub-operation does not exist, add it.
2818 # _ns_execute_primitive() will be called from scale() as usual, with non-modified arguments
2819 # The following parameters are set to None for all kind of scaling:
2821 vdu_count_index
= None
2823 if RO_nsr_id
and RO_scaling_info
:
2824 vnf_config_primitive
= None
2825 primitive_params
= None
2828 RO_scaling_info
= None
2829 # Initial status for sub-operation
2830 operationState
= 'PROCESSING'
2831 detailed_status
= 'In progress'
2832 # Add sub-operation for pre/post-scaling (zero or more operations)
2833 self
._add
_suboperation
(db_nslcmop
,
2838 vnf_config_primitive
,
2845 return self
.SUBOPERATION_STATUS_NEW
2847 # Return either SUBOPERATION_STATUS_SKIP (operationState == 'COMPLETED'),
2848 # or op_index (operationState != 'COMPLETED')
2849 return self
._retry
_or
_skip
_suboperation
(db_nslcmop
, op_index
)
2851 # Function to return execution_environment id
2853 def _get_ee_id(self
, vnf_index
, vdu_id
, vca_deployed_list
):
2854 # TODO vdu_index_count
2855 for vca
in vca_deployed_list
:
2856 if vca
["member-vnf-index"] == vnf_index
and vca
["vdu_id"] == vdu_id
:
2859 async def destroy_N2VC(self
, logging_text
, db_nslcmop
, vca_deployed
, config_descriptor
,
2860 vca_index
, destroy_ee
=True, exec_primitives
=True):
2862 Execute the terminate primitives and destroy the execution environment (if destroy_ee=False
2863 :param logging_text:
2865 :param vca_deployed: Dictionary of deployment info at db_nsr._admin.depoloyed.VCA.<INDEX>
2866 :param config_descriptor: Configuration descriptor of the NSD, VNFD, VNFD.vdu or VNFD.kdu
2867 :param vca_index: index in the database _admin.deployed.VCA
2868 :param destroy_ee: False to do not destroy, because it will be destroyed all of then at once
2869 :param exec_primitives: False to do not execute terminate primitives, because the config is not completed or has
2870 not executed properly
2871 :return: None or exception
2875 logging_text
+ " vca_index: {}, vca_deployed: {}, config_descriptor: {}, destroy_ee: {}".format(
2876 vca_index
, vca_deployed
, config_descriptor
, destroy_ee
2880 vca_type
= vca_deployed
.get("type", "lxc_proxy_charm")
2882 # execute terminate_primitives
2884 terminate_primitives
= self
._get
_terminate
_config
_primitive
(
2885 config_descriptor
.get("terminate-config-primitive"), vca_deployed
)
2886 vdu_id
= vca_deployed
.get("vdu_id")
2887 vdu_count_index
= vca_deployed
.get("vdu_count_index")
2888 vdu_name
= vca_deployed
.get("vdu_name")
2889 vnf_index
= vca_deployed
.get("member-vnf-index")
2890 if terminate_primitives
and vca_deployed
.get("needed_terminate"):
2891 for seq
in terminate_primitives
:
2892 # For each sequence in list, get primitive and call _ns_execute_primitive()
2893 step
= "Calling terminate action for vnf_member_index={} primitive={}".format(
2894 vnf_index
, seq
.get("name"))
2895 self
.logger
.debug(logging_text
+ step
)
2896 # Create the primitive for each sequence, i.e. "primitive": "touch"
2897 primitive
= seq
.get('name')
2898 mapped_primitive_params
= self
._get
_terminate
_primitive
_params
(seq
, vnf_index
)
2901 self
._add
_suboperation
(db_nslcmop
,
2907 mapped_primitive_params
)
2908 # Sub-operations: Call _ns_execute_primitive() instead of action()
2910 result
, result_detail
= await self
._ns
_execute
_primitive
(vca_deployed
["ee_id"], primitive
,
2911 mapped_primitive_params
,
2913 except LcmException
:
2914 # this happens when VCA is not deployed. In this case it is not needed to terminate
2916 result_ok
= ['COMPLETED', 'PARTIALLY_COMPLETED']
2917 if result
not in result_ok
:
2918 raise LcmException("terminate_primitive {} for vnf_member_index={} fails with "
2919 "error {}".format(seq
.get("name"), vnf_index
, result_detail
))
2920 # set that this VCA do not need terminated
2921 db_update_entry
= "_admin.deployed.VCA.{}.needed_terminate".format(vca_index
)
2922 self
.update_db_2("nsrs", db_nslcmop
["nsInstanceId"], {db_update_entry
: False})
2924 if vca_deployed
.get("prometheus_jobs") and self
.prometheus
:
2925 await self
.prometheus
.update(remove_jobs
=vca_deployed
["prometheus_jobs"])
2928 await self
.vca_map
[vca_type
].delete_execution_environment(vca_deployed
["ee_id"])
2930 async def _delete_all_N2VC(self
, db_nsr
: dict):
2931 self
._write
_all
_config
_status
(db_nsr
=db_nsr
, status
='TERMINATING')
2932 namespace
= "." + db_nsr
["_id"]
2934 await self
.n2vc
.delete_namespace(namespace
=namespace
, total_timeout
=self
.timeout_charm_delete
)
2935 except N2VCNotFound
: # already deleted. Skip
2937 self
._write
_all
_config
_status
(db_nsr
=db_nsr
, status
='DELETED')
2939 async def _terminate_RO(self
, logging_text
, nsr_deployed
, nsr_id
, nslcmop_id
, stage
):
2941 Terminates a deployment from RO
2942 :param logging_text:
2943 :param nsr_deployed: db_nsr._admin.deployed
2946 :param stage: list of string with the content to write on db_nslcmop.detailed-status.
2947 this method will update only the index 2, but it will write on database the concatenated content of the list
2952 ro_nsr_id
= ro_delete_action
= None
2953 if nsr_deployed
and nsr_deployed
.get("RO"):
2954 ro_nsr_id
= nsr_deployed
["RO"].get("nsr_id")
2955 ro_delete_action
= nsr_deployed
["RO"].get("nsr_delete_action_id")
2958 stage
[2] = "Deleting ns from VIM."
2959 db_nsr_update
["detailed-status"] = " ".join(stage
)
2960 self
._write
_op
_status
(nslcmop_id
, stage
)
2961 self
.logger
.debug(logging_text
+ stage
[2])
2962 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2963 self
._write
_op
_status
(nslcmop_id
, stage
)
2964 desc
= await self
.RO
.delete("ns", ro_nsr_id
)
2965 ro_delete_action
= desc
["action_id"]
2966 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = ro_delete_action
2967 db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
2968 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
2969 if ro_delete_action
:
2970 # wait until NS is deleted from VIM
2971 stage
[2] = "Waiting ns deleted from VIM."
2972 detailed_status_old
= None
2973 self
.logger
.debug(logging_text
+ stage
[2] + " RO_id={} ro_delete_action={}".format(ro_nsr_id
,
2975 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2976 self
._write
_op
_status
(nslcmop_id
, stage
)
2978 delete_timeout
= 20 * 60 # 20 minutes
2979 while delete_timeout
> 0:
2980 desc
= await self
.RO
.show(
2982 item_id_name
=ro_nsr_id
,
2983 extra_item
="action",
2984 extra_item_id
=ro_delete_action
)
2987 self
._on
_update
_ro
_db
(nsrs_id
=nsr_id
, ro_descriptor
=desc
)
2989 ns_status
, ns_status_info
= self
.RO
.check_action_status(desc
)
2990 if ns_status
== "ERROR":
2991 raise ROclient
.ROClientException(ns_status_info
)
2992 elif ns_status
== "BUILD":
2993 stage
[2] = "Deleting from VIM {}".format(ns_status_info
)
2994 elif ns_status
== "ACTIVE":
2995 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = None
2996 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
2999 assert False, "ROclient.check_action_status returns unknown {}".format(ns_status
)
3000 if stage
[2] != detailed_status_old
:
3001 detailed_status_old
= stage
[2]
3002 db_nsr_update
["detailed-status"] = " ".join(stage
)
3003 self
._write
_op
_status
(nslcmop_id
, stage
)
3004 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3005 await asyncio
.sleep(5, loop
=self
.loop
)
3007 else: # delete_timeout <= 0:
3008 raise ROclient
.ROClientException("Timeout waiting ns deleted from VIM")
3010 except Exception as e
:
3011 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3012 if isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 404: # not found
3013 db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
3014 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
3015 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = None
3016 self
.logger
.debug(logging_text
+ "RO_ns_id={} already deleted".format(ro_nsr_id
))
3017 elif isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 409: # conflict
3018 failed_detail
.append("delete conflict: {}".format(e
))
3019 self
.logger
.debug(logging_text
+ "RO_ns_id={} delete conflict: {}".format(ro_nsr_id
, e
))
3021 failed_detail
.append("delete error: {}".format(e
))
3022 self
.logger
.error(logging_text
+ "RO_ns_id={} delete error: {}".format(ro_nsr_id
, e
))
3025 if not failed_detail
and deep_get(nsr_deployed
, ("RO", "nsd_id")):
3026 ro_nsd_id
= nsr_deployed
["RO"]["nsd_id"]
3028 stage
[2] = "Deleting nsd from RO."
3029 db_nsr_update
["detailed-status"] = " ".join(stage
)
3030 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3031 self
._write
_op
_status
(nslcmop_id
, stage
)
3032 await self
.RO
.delete("nsd", ro_nsd_id
)
3033 self
.logger
.debug(logging_text
+ "ro_nsd_id={} deleted".format(ro_nsd_id
))
3034 db_nsr_update
["_admin.deployed.RO.nsd_id"] = None
3035 except Exception as e
:
3036 if isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 404: # not found
3037 db_nsr_update
["_admin.deployed.RO.nsd_id"] = None
3038 self
.logger
.debug(logging_text
+ "ro_nsd_id={} already deleted".format(ro_nsd_id
))
3039 elif isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 409: # conflict
3040 failed_detail
.append("ro_nsd_id={} delete conflict: {}".format(ro_nsd_id
, e
))
3041 self
.logger
.debug(logging_text
+ failed_detail
[-1])
3043 failed_detail
.append("ro_nsd_id={} delete error: {}".format(ro_nsd_id
, e
))
3044 self
.logger
.error(logging_text
+ failed_detail
[-1])
3046 if not failed_detail
and deep_get(nsr_deployed
, ("RO", "vnfd")):
3047 for index
, vnf_deployed
in enumerate(nsr_deployed
["RO"]["vnfd"]):
3048 if not vnf_deployed
or not vnf_deployed
["id"]:
3051 ro_vnfd_id
= vnf_deployed
["id"]
3052 stage
[2] = "Deleting member_vnf_index={} ro_vnfd_id={} from RO.".format(
3053 vnf_deployed
["member-vnf-index"], ro_vnfd_id
)
3054 db_nsr_update
["detailed-status"] = " ".join(stage
)
3055 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3056 self
._write
_op
_status
(nslcmop_id
, stage
)
3057 await self
.RO
.delete("vnfd", ro_vnfd_id
)
3058 self
.logger
.debug(logging_text
+ "ro_vnfd_id={} deleted".format(ro_vnfd_id
))
3059 db_nsr_update
["_admin.deployed.RO.vnfd.{}.id".format(index
)] = None
3060 except Exception as e
:
3061 if isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 404: # not found
3062 db_nsr_update
["_admin.deployed.RO.vnfd.{}.id".format(index
)] = None
3063 self
.logger
.debug(logging_text
+ "ro_vnfd_id={} already deleted ".format(ro_vnfd_id
))
3064 elif isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 409: # conflict
3065 failed_detail
.append("ro_vnfd_id={} delete conflict: {}".format(ro_vnfd_id
, e
))
3066 self
.logger
.debug(logging_text
+ failed_detail
[-1])
3068 failed_detail
.append("ro_vnfd_id={} delete error: {}".format(ro_vnfd_id
, e
))
3069 self
.logger
.error(logging_text
+ failed_detail
[-1])
3072 stage
[2] = "Error deleting from VIM"
3074 stage
[2] = "Deleted from VIM"
3075 db_nsr_update
["detailed-status"] = " ".join(stage
)
3076 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3077 self
._write
_op
_status
(nslcmop_id
, stage
)
3080 raise LcmException("; ".join(failed_detail
))
3082 async def terminate(self
, nsr_id
, nslcmop_id
):
3083 # Try to lock HA task here
3084 task_is_locked_by_me
= self
.lcm_tasks
.lock_HA('ns', 'nslcmops', nslcmop_id
)
3085 if not task_is_locked_by_me
:
3088 logging_text
= "Task ns={} terminate={} ".format(nsr_id
, nslcmop_id
)
3089 self
.logger
.debug(logging_text
+ "Enter")
3090 timeout_ns_terminate
= self
.timeout_ns_terminate
3093 operation_params
= None
3095 error_list
= [] # annotates all failed error messages
3096 db_nslcmop_update
= {}
3097 autoremove
= False # autoremove after terminated
3098 tasks_dict_info
= {}
3100 stage
= ["Stage 1/3: Preparing task.", "Waiting for previous operations to terminate.", ""]
3101 # ^ contains [stage, step, VIM-status]
3103 # wait for any previous tasks in process
3104 await self
.lcm_tasks
.waitfor_related_HA("ns", 'nslcmops', nslcmop_id
)
3106 stage
[1] = "Getting nslcmop={} from db.".format(nslcmop_id
)
3107 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
3108 operation_params
= db_nslcmop
.get("operationParams") or {}
3109 if operation_params
.get("timeout_ns_terminate"):
3110 timeout_ns_terminate
= operation_params
["timeout_ns_terminate"]
3111 stage
[1] = "Getting nsr={} from db.".format(nsr_id
)
3112 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
3114 db_nsr_update
["operational-status"] = "terminating"
3115 db_nsr_update
["config-status"] = "terminating"
3116 self
._write
_ns
_status
(
3118 ns_state
="TERMINATING",
3119 current_operation
="TERMINATING",
3120 current_operation_id
=nslcmop_id
,
3121 other_update
=db_nsr_update
3123 self
._write
_op
_status
(
3128 nsr_deployed
= deepcopy(db_nsr
["_admin"].get("deployed")) or {}
3129 if db_nsr
["_admin"]["nsState"] == "NOT_INSTANTIATED":
3132 stage
[1] = "Getting vnf descriptors from db."
3133 db_vnfrs_list
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
3134 db_vnfds_from_id
= {}
3135 db_vnfds_from_member_index
= {}
3137 for vnfr
in db_vnfrs_list
:
3138 vnfd_id
= vnfr
["vnfd-id"]
3139 if vnfd_id
not in db_vnfds_from_id
:
3140 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd_id
})
3141 db_vnfds_from_id
[vnfd_id
] = vnfd
3142 db_vnfds_from_member_index
[vnfr
["member-vnf-index-ref"]] = db_vnfds_from_id
[vnfd_id
]
3144 # Destroy individual execution environments when there are terminating primitives.
3145 # Rest of EE will be deleted at once
3146 # TODO - check before calling _destroy_N2VC
3147 # if not operation_params.get("skip_terminate_primitives"):#
3148 # or not vca.get("needed_terminate"):
3149 stage
[0] = "Stage 2/3 execute terminating primitives."
3150 self
.logger
.debug(logging_text
+ stage
[0])
3151 stage
[1] = "Looking execution environment that needs terminate."
3152 self
.logger
.debug(logging_text
+ stage
[1])
3153 # self.logger.debug("nsr_deployed: {}".format(nsr_deployed))
3154 for vca_index
, vca
in enumerate(get_iterable(nsr_deployed
, "VCA")):
3155 self
.logger
.debug("vca_index: {}, vca: {}".format(vca_index
, vca
))
3156 config_descriptor
= None
3157 if not vca
or not vca
.get("ee_id"):
3159 if not vca
.get("member-vnf-index"):
3161 config_descriptor
= db_nsr
.get("ns-configuration")
3162 elif vca
.get("vdu_id"):
3163 db_vnfd
= db_vnfds_from_member_index
[vca
["member-vnf-index"]]
3164 vdud
= next((vdu
for vdu
in db_vnfd
.get("vdu", ()) if vdu
["id"] == vca
.get("vdu_id")), None)
3166 config_descriptor
= vdud
.get("vdu-configuration")
3167 elif vca
.get("kdu_name"):
3168 db_vnfd
= db_vnfds_from_member_index
[vca
["member-vnf-index"]]
3169 kdud
= next((kdu
for kdu
in db_vnfd
.get("kdu", ()) if kdu
["name"] == vca
.get("kdu_name")), None)
3171 config_descriptor
= kdud
.get("kdu-configuration")
3173 config_descriptor
= db_vnfds_from_member_index
[vca
["member-vnf-index"]].get("vnf-configuration")
3174 vca_type
= vca
.get("type")
3175 exec_terminate_primitives
= (not operation_params
.get("skip_terminate_primitives") and
3176 vca
.get("needed_terminate"))
3177 # For helm we must destroy_ee
3178 destroy_ee
= "True" if vca_type
== "helm" else "False"
3179 task
= asyncio
.ensure_future(
3180 self
.destroy_N2VC(logging_text
, db_nslcmop
, vca
, config_descriptor
, vca_index
,
3181 destroy_ee
, exec_terminate_primitives
))
3182 tasks_dict_info
[task
] = "Terminating VCA {}".format(vca
.get("ee_id"))
3184 # wait for pending tasks of terminate primitives
3186 self
.logger
.debug(logging_text
+ 'Waiting for terminate primitive pending tasks...')
3187 error_list
= await self
._wait
_for
_tasks
(logging_text
, tasks_dict_info
,
3188 min(self
.timeout_charm_delete
, timeout_ns_terminate
),
3191 return # raise LcmException("; ".join(error_list))
3192 tasks_dict_info
.clear()
3194 # remove All execution environments at once
3195 stage
[0] = "Stage 3/3 delete all."
3197 if nsr_deployed
.get("VCA"):
3198 stage
[1] = "Deleting all execution environments."
3199 self
.logger
.debug(logging_text
+ stage
[1])
3200 task_delete_ee
= asyncio
.ensure_future(asyncio
.wait_for(self
._delete
_all
_N
2VC
(db_nsr
=db_nsr
),
3201 timeout
=self
.timeout_charm_delete
))
3202 # task_delete_ee = asyncio.ensure_future(self.n2vc.delete_namespace(namespace="." + nsr_id))
3203 tasks_dict_info
[task_delete_ee
] = "Terminating all VCA"
3205 # Delete from k8scluster
3206 stage
[1] = "Deleting KDUs."
3207 self
.logger
.debug(logging_text
+ stage
[1])
3208 # print(nsr_deployed)
3209 for kdu
in get_iterable(nsr_deployed
, "K8s"):
3210 if not kdu
or not kdu
.get("kdu-instance"):
3212 kdu_instance
= kdu
.get("kdu-instance")
3213 if kdu
.get("k8scluster-type") in self
.k8scluster_map
:
3214 task_delete_kdu_instance
= asyncio
.ensure_future(
3215 self
.k8scluster_map
[kdu
["k8scluster-type"]].uninstall(
3216 cluster_uuid
=kdu
.get("k8scluster-uuid"),
3217 kdu_instance
=kdu_instance
))
3219 self
.logger
.error(logging_text
+ "Unknown k8s deployment type {}".
3220 format(kdu
.get("k8scluster-type")))
3222 tasks_dict_info
[task_delete_kdu_instance
] = "Terminating KDU '{}'".format(kdu
.get("kdu-name"))
3225 stage
[1] = "Deleting ns from VIM."
3227 task_delete_ro
= asyncio
.ensure_future(
3228 self
._terminate
_ng
_ro
(logging_text
, nsr_deployed
, nsr_id
, nslcmop_id
, stage
))
3230 task_delete_ro
= asyncio
.ensure_future(
3231 self
._terminate
_RO
(logging_text
, nsr_deployed
, nsr_id
, nslcmop_id
, stage
))
3232 tasks_dict_info
[task_delete_ro
] = "Removing deployment from VIM"
3234 # rest of staff will be done at finally
3236 except (ROclient
.ROClientException
, DbException
, LcmException
, N2VCException
) as e
:
3237 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
3239 except asyncio
.CancelledError
:
3240 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(stage
[1]))
3241 exc
= "Operation was cancelled"
3242 except Exception as e
:
3243 exc
= traceback
.format_exc()
3244 self
.logger
.critical(logging_text
+ "Exit Exception while '{}': {}".format(stage
[1], e
), exc_info
=True)
3247 error_list
.append(str(exc
))
3249 # wait for pending tasks
3251 stage
[1] = "Waiting for terminate pending tasks."
3252 self
.logger
.debug(logging_text
+ stage
[1])
3253 error_list
+= await self
._wait
_for
_tasks
(logging_text
, tasks_dict_info
, timeout_ns_terminate
,
3255 stage
[1] = stage
[2] = ""
3256 except asyncio
.CancelledError
:
3257 error_list
.append("Cancelled")
3258 # TODO cancell all tasks
3259 except Exception as exc
:
3260 error_list
.append(str(exc
))
3261 # update status at database
3263 error_detail
= "; ".join(error_list
)
3264 # self.logger.error(logging_text + error_detail)
3265 error_description_nslcmop
= 'Stage: {}. Detail: {}'.format(stage
[0], error_detail
)
3266 error_description_nsr
= 'Operation: TERMINATING.{}, Stage {}.'.format(nslcmop_id
, stage
[0])
3268 db_nsr_update
["operational-status"] = "failed"
3269 db_nsr_update
["detailed-status"] = error_description_nsr
+ " Detail: " + error_detail
3270 db_nslcmop_update
["detailed-status"] = error_detail
3271 nslcmop_operation_state
= "FAILED"
3275 error_description_nsr
= error_description_nslcmop
= None
3276 ns_state
= "NOT_INSTANTIATED"
3277 db_nsr_update
["operational-status"] = "terminated"
3278 db_nsr_update
["detailed-status"] = "Done"
3279 db_nsr_update
["_admin.nsState"] = "NOT_INSTANTIATED"
3280 db_nslcmop_update
["detailed-status"] = "Done"
3281 nslcmop_operation_state
= "COMPLETED"
3284 self
._write
_ns
_status
(
3287 current_operation
="IDLE",
3288 current_operation_id
=None,
3289 error_description
=error_description_nsr
,
3290 error_detail
=error_detail
,
3291 other_update
=db_nsr_update
3293 self
._write
_op
_status
(
3296 error_message
=error_description_nslcmop
,
3297 operation_state
=nslcmop_operation_state
,
3298 other_update
=db_nslcmop_update
,
3300 if operation_params
:
3301 autoremove
= operation_params
.get("autoremove", False)
3302 if nslcmop_operation_state
:
3304 await self
.msg
.aiowrite("ns", "terminated", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
3305 "operationState": nslcmop_operation_state
,
3306 "autoremove": autoremove
},
3308 except Exception as e
:
3309 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
3311 self
.logger
.debug(logging_text
+ "Exit")
3312 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_terminate")
3314 async def _wait_for_tasks(self
, logging_text
, created_tasks_info
, timeout
, stage
, nslcmop_id
, nsr_id
=None):
3316 error_detail_list
= []
3318 pending_tasks
= list(created_tasks_info
.keys())
3319 num_tasks
= len(pending_tasks
)
3321 stage
[1] = "{}/{}.".format(num_done
, num_tasks
)
3322 self
._write
_op
_status
(nslcmop_id
, stage
)
3323 while pending_tasks
:
3325 _timeout
= timeout
+ time_start
- time()
3326 done
, pending_tasks
= await asyncio
.wait(pending_tasks
, timeout
=_timeout
,
3327 return_when
=asyncio
.FIRST_COMPLETED
)
3328 num_done
+= len(done
)
3329 if not done
: # Timeout
3330 for task
in pending_tasks
:
3331 new_error
= created_tasks_info
[task
] + ": Timeout"
3332 error_detail_list
.append(new_error
)
3333 error_list
.append(new_error
)
3336 if task
.cancelled():
3339 exc
= task
.exception()
3341 if isinstance(exc
, asyncio
.TimeoutError
):
3343 new_error
= created_tasks_info
[task
] + ": {}".format(exc
)
3344 error_list
.append(created_tasks_info
[task
])
3345 error_detail_list
.append(new_error
)
3346 if isinstance(exc
, (str, DbException
, N2VCException
, ROclient
.ROClientException
, LcmException
,
3348 self
.logger
.error(logging_text
+ new_error
)
3350 exc_traceback
= "".join(traceback
.format_exception(None, exc
, exc
.__traceback
__))
3351 self
.logger
.error(logging_text
+ created_tasks_info
[task
] + exc_traceback
)
3353 self
.logger
.debug(logging_text
+ created_tasks_info
[task
] + ": Done")
3354 stage
[1] = "{}/{}.".format(num_done
, num_tasks
)
3356 stage
[1] += " Errors: " + ". ".join(error_detail_list
) + "."
3357 if nsr_id
: # update also nsr
3358 self
.update_db_2("nsrs", nsr_id
, {"errorDescription": "Error at: " + ", ".join(error_list
),
3359 "errorDetail": ". ".join(error_detail_list
)})
3360 self
._write
_op
_status
(nslcmop_id
, stage
)
3361 return error_detail_list
3364 def _map_primitive_params(primitive_desc
, params
, instantiation_params
):
3366 Generates the params to be provided to charm before executing primitive. If user does not provide a parameter,
3367 The default-value is used. If it is between < > it look for a value at instantiation_params
3368 :param primitive_desc: portion of VNFD/NSD that describes primitive
3369 :param params: Params provided by user
3370 :param instantiation_params: Instantiation params provided by user
3371 :return: a dictionary with the calculated params
3373 calculated_params
= {}
3374 for parameter
in primitive_desc
.get("parameter", ()):
3375 param_name
= parameter
["name"]
3376 if param_name
in params
:
3377 calculated_params
[param_name
] = params
[param_name
]
3378 elif "default-value" in parameter
or "value" in parameter
:
3379 if "value" in parameter
:
3380 calculated_params
[param_name
] = parameter
["value"]
3382 calculated_params
[param_name
] = parameter
["default-value"]
3383 if isinstance(calculated_params
[param_name
], str) and calculated_params
[param_name
].startswith("<") \
3384 and calculated_params
[param_name
].endswith(">"):
3385 if calculated_params
[param_name
][1:-1] in instantiation_params
:
3386 calculated_params
[param_name
] = instantiation_params
[calculated_params
[param_name
][1:-1]]
3388 raise LcmException("Parameter {} needed to execute primitive {} not provided".
3389 format(calculated_params
[param_name
], primitive_desc
["name"]))
3391 raise LcmException("Parameter {} needed to execute primitive {} not provided".
3392 format(param_name
, primitive_desc
["name"]))
3394 if isinstance(calculated_params
[param_name
], (dict, list, tuple)):
3395 calculated_params
[param_name
] = yaml
.safe_dump(calculated_params
[param_name
], default_flow_style
=True,
3397 elif isinstance(calculated_params
[param_name
], str) and calculated_params
[param_name
].startswith("!!yaml "):
3398 calculated_params
[param_name
] = calculated_params
[param_name
][7:]
3400 # add always ns_config_info if primitive name is config
3401 if primitive_desc
["name"] == "config":
3402 if "ns_config_info" in instantiation_params
:
3403 calculated_params
["ns_config_info"] = instantiation_params
["ns_config_info"]
3404 return calculated_params
3406 def _look_for_deployed_vca(self
, deployed_vca
, member_vnf_index
, vdu_id
, vdu_count_index
, kdu_name
=None,
3407 ee_descriptor_id
=None):
3408 # find vca_deployed record for this action. Raise LcmException if not found or there is not any id.
3409 for vca
in deployed_vca
:
3412 if member_vnf_index
!= vca
["member-vnf-index"] or vdu_id
!= vca
["vdu_id"]:
3414 if vdu_count_index
is not None and vdu_count_index
!= vca
["vdu_count_index"]:
3416 if kdu_name
and kdu_name
!= vca
["kdu_name"]:
3418 if ee_descriptor_id
and ee_descriptor_id
!= vca
["ee_descriptor_id"]:
3422 # vca_deployed not found
3423 raise LcmException("charm for member_vnf_index={} vdu_id={}.{} kdu_name={} execution-environment-list.id={}"
3424 " is not deployed".format(member_vnf_index
, vdu_id
, vdu_count_index
, kdu_name
,
3428 ee_id
= vca
.get("ee_id")
3429 vca_type
= vca
.get("type", "lxc_proxy_charm") # default value for backward compatibility - proxy charm
3431 raise LcmException("charm for member_vnf_index={} vdu_id={} kdu_name={} vdu_count_index={} has not "
3432 "execution environment"
3433 .format(member_vnf_index
, vdu_id
, kdu_name
, vdu_count_index
))
3434 return ee_id
, vca_type
3436 async def _ns_execute_primitive(self
, ee_id
, primitive
, primitive_params
, retries
=0,
3437 retries_interval
=30, timeout
=None,
3438 vca_type
=None, db_dict
=None) -> (str, str):
3440 if primitive
== "config":
3441 primitive_params
= {"params": primitive_params
}
3443 vca_type
= vca_type
or "lxc_proxy_charm"
3447 output
= await asyncio
.wait_for(
3448 self
.vca_map
[vca_type
].exec_primitive(
3450 primitive_name
=primitive
,
3451 params_dict
=primitive_params
,
3452 progress_timeout
=self
.timeout_progress_primitive
,
3453 total_timeout
=self
.timeout_primitive
,
3455 timeout
=timeout
or self
.timeout_primitive
)
3458 except asyncio
.CancelledError
:
3460 except Exception as e
: # asyncio.TimeoutError
3461 if isinstance(e
, asyncio
.TimeoutError
):
3465 self
.logger
.debug('Error executing action {} on {} -> {}'.format(primitive
, ee_id
, e
))
3467 await asyncio
.sleep(retries_interval
, loop
=self
.loop
)
3469 return 'FAILED', str(e
)
3471 return 'COMPLETED', output
3473 except (LcmException
, asyncio
.CancelledError
):
3475 except Exception as e
:
3476 return 'FAIL', 'Error executing action {}: {}'.format(primitive
, e
)
3478 async def action(self
, nsr_id
, nslcmop_id
):
3480 # Try to lock HA task here
3481 task_is_locked_by_me
= self
.lcm_tasks
.lock_HA('ns', 'nslcmops', nslcmop_id
)
3482 if not task_is_locked_by_me
:
3485 logging_text
= "Task ns={} action={} ".format(nsr_id
, nslcmop_id
)
3486 self
.logger
.debug(logging_text
+ "Enter")
3487 # get all needed from database
3491 db_nslcmop_update
= {}
3492 nslcmop_operation_state
= None
3493 error_description_nslcmop
= None
3496 # wait for any previous tasks in process
3497 step
= "Waiting for previous operations to terminate"
3498 await self
.lcm_tasks
.waitfor_related_HA('ns', 'nslcmops', nslcmop_id
)
3500 self
._write
_ns
_status
(
3503 current_operation
="RUNNING ACTION",
3504 current_operation_id
=nslcmop_id
3507 step
= "Getting information from database"
3508 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
3509 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
3511 nsr_deployed
= db_nsr
["_admin"].get("deployed")
3512 vnf_index
= db_nslcmop
["operationParams"].get("member_vnf_index")
3513 vdu_id
= db_nslcmop
["operationParams"].get("vdu_id")
3514 kdu_name
= db_nslcmop
["operationParams"].get("kdu_name")
3515 vdu_count_index
= db_nslcmop
["operationParams"].get("vdu_count_index")
3516 primitive
= db_nslcmop
["operationParams"]["primitive"]
3517 primitive_params
= db_nslcmop
["operationParams"]["primitive_params"]
3518 timeout_ns_action
= db_nslcmop
["operationParams"].get("timeout_ns_action", self
.timeout_primitive
)
3521 step
= "Getting vnfr from database"
3522 db_vnfr
= self
.db
.get_one("vnfrs", {"member-vnf-index-ref": vnf_index
, "nsr-id-ref": nsr_id
})
3523 step
= "Getting vnfd from database"
3524 db_vnfd
= self
.db
.get_one("vnfds", {"_id": db_vnfr
["vnfd-id"]})
3526 step
= "Getting nsd from database"
3527 db_nsd
= self
.db
.get_one("nsds", {"_id": db_nsr
["nsd-id"]})
3529 # for backward compatibility
3530 if nsr_deployed
and isinstance(nsr_deployed
.get("VCA"), dict):
3531 nsr_deployed
["VCA"] = list(nsr_deployed
["VCA"].values())
3532 db_nsr_update
["_admin.deployed.VCA"] = nsr_deployed
["VCA"]
3533 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3535 # look for primitive
3536 config_primitive_desc
= descriptor_configuration
= None
3538 for vdu
in get_iterable(db_vnfd
, "vdu"):
3539 if vdu_id
== vdu
["id"]:
3540 descriptor_configuration
= vdu
.get("vdu-configuration")
3543 for kdu
in get_iterable(db_vnfd
, "kdu"):
3544 if kdu_name
== kdu
["name"]:
3545 descriptor_configuration
= kdu
.get("kdu-configuration")
3548 descriptor_configuration
= db_vnfd
.get("vnf-configuration")
3550 descriptor_configuration
= db_nsd
.get("ns-configuration")
3552 if descriptor_configuration
and descriptor_configuration
.get("config-primitive"):
3553 for config_primitive
in descriptor_configuration
["config-primitive"]:
3554 if config_primitive
["name"] == primitive
:
3555 config_primitive_desc
= config_primitive
3558 if not config_primitive_desc
and not (kdu_name
and primitive
in ("upgrade", "rollback", "status")):
3559 raise LcmException("Primitive {} not found at [ns|vnf|vdu]-configuration:config-primitive ".
3561 primitive_name
= config_primitive_desc
.get("execution-environment-primitive", primitive
)
3562 ee_descriptor_id
= config_primitive_desc
.get("execution-environment-ref")
3566 vdur
= next((x
for x
in db_vnfr
["vdur"] if x
["vdu-id-ref"] == vdu_id
), None)
3567 desc_params
= self
._format
_additional
_params
(vdur
.get("additionalParams"))
3569 kdur
= next((x
for x
in db_vnfr
["kdur"] if x
["kdu-name"] == kdu_name
), None)
3570 desc_params
= self
._format
_additional
_params
(kdur
.get("additionalParams"))
3572 desc_params
= self
._format
_additional
_params
(db_vnfr
.get("additionalParamsForVnf"))
3574 desc_params
= self
._format
_additional
_params
(db_nsr
.get("additionalParamsForNs"))
3577 kdu_action
= True if not deep_get(kdu
, ("kdu-configuration", "juju")) else False
3579 # TODO check if ns is in a proper status
3580 if kdu_name
and (primitive_name
in ("upgrade", "rollback", "status") or kdu_action
):
3581 # kdur and desc_params already set from before
3582 if primitive_params
:
3583 desc_params
.update(primitive_params
)
3584 # TODO Check if we will need something at vnf level
3585 for index
, kdu
in enumerate(get_iterable(nsr_deployed
, "K8s")):
3586 if kdu_name
== kdu
["kdu-name"] and kdu
["member-vnf-index"] == vnf_index
:
3589 raise LcmException("KDU '{}' for vnf '{}' not deployed".format(kdu_name
, vnf_index
))
3591 if kdu
.get("k8scluster-type") not in self
.k8scluster_map
:
3592 msg
= "unknown k8scluster-type '{}'".format(kdu
.get("k8scluster-type"))
3593 raise LcmException(msg
)
3595 db_dict
= {"collection": "nsrs",
3596 "filter": {"_id": nsr_id
},
3597 "path": "_admin.deployed.K8s.{}".format(index
)}
3598 self
.logger
.debug(logging_text
+ "Exec k8s {} on {}.{}".format(primitive_name
, vnf_index
, kdu_name
))
3599 step
= "Executing kdu {}".format(primitive_name
)
3600 if primitive_name
== "upgrade":
3601 if desc_params
.get("kdu_model"):
3602 kdu_model
= desc_params
.get("kdu_model")
3603 del desc_params
["kdu_model"]
3605 kdu_model
= kdu
.get("kdu-model")
3606 parts
= kdu_model
.split(sep
=":")
3608 kdu_model
= parts
[0]
3610 detailed_status
= await asyncio
.wait_for(
3611 self
.k8scluster_map
[kdu
["k8scluster-type"]].upgrade(
3612 cluster_uuid
=kdu
.get("k8scluster-uuid"),
3613 kdu_instance
=kdu
.get("kdu-instance"),
3614 atomic
=True, kdu_model
=kdu_model
,
3615 params
=desc_params
, db_dict
=db_dict
,
3616 timeout
=timeout_ns_action
),
3617 timeout
=timeout_ns_action
+ 10)
3618 self
.logger
.debug(logging_text
+ " Upgrade of kdu {} done".format(detailed_status
))
3619 elif primitive_name
== "rollback":
3620 detailed_status
= await asyncio
.wait_for(
3621 self
.k8scluster_map
[kdu
["k8scluster-type"]].rollback(
3622 cluster_uuid
=kdu
.get("k8scluster-uuid"),
3623 kdu_instance
=kdu
.get("kdu-instance"),
3625 timeout
=timeout_ns_action
)
3626 elif primitive_name
== "status":
3627 detailed_status
= await asyncio
.wait_for(
3628 self
.k8scluster_map
[kdu
["k8scluster-type"]].status_kdu(
3629 cluster_uuid
=kdu
.get("k8scluster-uuid"),
3630 kdu_instance
=kdu
.get("kdu-instance")),
3631 timeout
=timeout_ns_action
)
3633 kdu_instance
= kdu
.get("kdu-instance") or "{}-{}".format(kdu
["kdu-name"], nsr_id
)
3634 params
= self
._map
_primitive
_params
(config_primitive_desc
, primitive_params
, desc_params
)
3636 detailed_status
= await asyncio
.wait_for(
3637 self
.k8scluster_map
[kdu
["k8scluster-type"]].exec_primitive(
3638 cluster_uuid
=kdu
.get("k8scluster-uuid"),
3639 kdu_instance
=kdu_instance
,
3640 primitive_name
=primitive_name
,
3641 params
=params
, db_dict
=db_dict
,
3642 timeout
=timeout_ns_action
),
3643 timeout
=timeout_ns_action
)
3646 nslcmop_operation_state
= 'COMPLETED'
3648 detailed_status
= ''
3649 nslcmop_operation_state
= 'FAILED'
3651 ee_id
, vca_type
= self
._look
_for
_deployed
_vca
(nsr_deployed
["VCA"],
3652 member_vnf_index
=vnf_index
,
3654 vdu_count_index
=vdu_count_index
,
3655 ee_descriptor_id
=ee_descriptor_id
)
3656 db_nslcmop_notif
= {"collection": "nslcmops",
3657 "filter": {"_id": nslcmop_id
},
3658 "path": "admin.VCA"}
3659 nslcmop_operation_state
, detailed_status
= await self
._ns
_execute
_primitive
(
3661 primitive
=primitive_name
,
3662 primitive_params
=self
._map
_primitive
_params
(config_primitive_desc
, primitive_params
, desc_params
),
3663 timeout
=timeout_ns_action
,
3665 db_dict
=db_nslcmop_notif
)
3667 db_nslcmop_update
["detailed-status"] = detailed_status
3668 error_description_nslcmop
= detailed_status
if nslcmop_operation_state
== "FAILED" else ""
3669 self
.logger
.debug(logging_text
+ " task Done with result {} {}".format(nslcmop_operation_state
,
3671 return # database update is called inside finally
3673 except (DbException
, LcmException
, N2VCException
, K8sException
) as e
:
3674 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
3676 except asyncio
.CancelledError
:
3677 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
3678 exc
= "Operation was cancelled"
3679 except asyncio
.TimeoutError
:
3680 self
.logger
.error(logging_text
+ "Timeout while '{}'".format(step
))
3682 except Exception as e
:
3683 exc
= traceback
.format_exc()
3684 self
.logger
.critical(logging_text
+ "Exit Exception {} {}".format(type(e
).__name
__, e
), exc_info
=True)
3687 db_nslcmop_update
["detailed-status"] = detailed_status
= error_description_nslcmop
= \
3688 "FAILED {}: {}".format(step
, exc
)
3689 nslcmop_operation_state
= "FAILED"
3691 self
._write
_ns
_status
(
3693 ns_state
=db_nsr
["nsState"], # TODO check if degraded. For the moment use previous status
3694 current_operation
="IDLE",
3695 current_operation_id
=None,
3696 # error_description=error_description_nsr,
3697 # error_detail=error_detail,
3698 other_update
=db_nsr_update
3701 self
._write
_op
_status
(
3704 error_message
=error_description_nslcmop
,
3705 operation_state
=nslcmop_operation_state
,
3706 other_update
=db_nslcmop_update
,
3709 if nslcmop_operation_state
:
3711 await self
.msg
.aiowrite("ns", "actioned", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
3712 "operationState": nslcmop_operation_state
},
3714 except Exception as e
:
3715 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
3716 self
.logger
.debug(logging_text
+ "Exit")
3717 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_action")
3718 return nslcmop_operation_state
, detailed_status
3720 async def scale(self
, nsr_id
, nslcmop_id
):
3722 # Try to lock HA task here
3723 task_is_locked_by_me
= self
.lcm_tasks
.lock_HA('ns', 'nslcmops', nslcmop_id
)
3724 if not task_is_locked_by_me
:
3727 logging_text
= "Task ns={} scale={} ".format(nsr_id
, nslcmop_id
)
3728 self
.logger
.debug(logging_text
+ "Enter")
3729 # get all needed from database
3732 db_nslcmop_update
= {}
3733 nslcmop_operation_state
= None
3736 # in case of error, indicates what part of scale was failed to put nsr at error status
3737 scale_process
= None
3738 old_operational_status
= ""
3739 old_config_status
= ""
3742 # wait for any previous tasks in process
3743 step
= "Waiting for previous operations to terminate"
3744 await self
.lcm_tasks
.waitfor_related_HA('ns', 'nslcmops', nslcmop_id
)
3746 self
._write
_ns
_status
(
3749 current_operation
="SCALING",
3750 current_operation_id
=nslcmop_id
3753 step
= "Getting nslcmop from database"
3754 self
.logger
.debug(step
+ " after having waited for previous tasks to be completed")
3755 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
3756 step
= "Getting nsr from database"
3757 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
3759 old_operational_status
= db_nsr
["operational-status"]
3760 old_config_status
= db_nsr
["config-status"]
3761 step
= "Parsing scaling parameters"
3762 # self.logger.debug(step)
3763 db_nsr_update
["operational-status"] = "scaling"
3764 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3765 nsr_deployed
= db_nsr
["_admin"].get("deployed")
3768 nsr_deployed
= db_nsr
["_admin"].get("deployed")
3769 vnf_index
= db_nslcmop
["operationParams"].get("member_vnf_index")
3770 # vdu_id = db_nslcmop["operationParams"].get("vdu_id")
3771 # vdu_count_index = db_nslcmop["operationParams"].get("vdu_count_index")
3772 # vdu_name = db_nslcmop["operationParams"].get("vdu_name")
3775 RO_nsr_id
= nsr_deployed
["RO"]["nsr_id"]
3776 vnf_index
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleByStepData"]["member-vnf-index"]
3777 scaling_group
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"]
3778 scaling_type
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleVnfType"]
3779 # scaling_policy = db_nslcmop["operationParams"]["scaleVnfData"]["scaleByStepData"].get("scaling-policy")
3781 # for backward compatibility
3782 if nsr_deployed
and isinstance(nsr_deployed
.get("VCA"), dict):
3783 nsr_deployed
["VCA"] = list(nsr_deployed
["VCA"].values())
3784 db_nsr_update
["_admin.deployed.VCA"] = nsr_deployed
["VCA"]
3785 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3787 step
= "Getting vnfr from database"
3788 db_vnfr
= self
.db
.get_one("vnfrs", {"member-vnf-index-ref": vnf_index
, "nsr-id-ref": nsr_id
})
3789 step
= "Getting vnfd from database"
3790 db_vnfd
= self
.db
.get_one("vnfds", {"_id": db_vnfr
["vnfd-id"]})
3792 step
= "Getting scaling-group-descriptor"
3793 for scaling_descriptor
in db_vnfd
["scaling-group-descriptor"]:
3794 if scaling_descriptor
["name"] == scaling_group
:
3797 raise LcmException("input parameter 'scaleByStepData':'scaling-group-descriptor':'{}' is not present "
3798 "at vnfd:scaling-group-descriptor".format(scaling_group
))
3801 # for scaling_policy_descriptor in scaling_descriptor.get("scaling-policy", ()):
3802 # cooldown_time = scaling_policy_descriptor.get("cooldown-time", 0)
3803 # if scaling_policy and scaling_policy == scaling_policy_descriptor.get("name"):
3806 # TODO check if ns is in a proper status
3807 step
= "Sending scale order to VIM"
3809 if not db_nsr
["_admin"].get("scaling-group"):
3810 self
.update_db_2("nsrs", nsr_id
, {"_admin.scaling-group": [{"name": scaling_group
, "nb-scale-op": 0}]})
3811 admin_scale_index
= 0
3813 for admin_scale_index
, admin_scale_info
in enumerate(db_nsr
["_admin"]["scaling-group"]):
3814 if admin_scale_info
["name"] == scaling_group
:
3815 nb_scale_op
= admin_scale_info
.get("nb-scale-op", 0)
3817 else: # not found, set index one plus last element and add new entry with the name
3818 admin_scale_index
+= 1
3819 db_nsr_update
["_admin.scaling-group.{}.name".format(admin_scale_index
)] = scaling_group
3820 RO_scaling_info
= []
3821 vdu_scaling_info
= {"scaling_group_name": scaling_group
, "vdu": []}
3822 if scaling_type
== "SCALE_OUT":
3823 # count if max-instance-count is reached
3824 max_instance_count
= scaling_descriptor
.get("max-instance-count", 10)
3825 # self.logger.debug("MAX_INSTANCE_COUNT is {}".format(max_instance_count))
3826 if nb_scale_op
>= max_instance_count
:
3827 raise LcmException("reached the limit of {} (max-instance-count) "
3828 "scaling-out operations for the "
3829 "scaling-group-descriptor '{}'".format(nb_scale_op
, scaling_group
))
3832 vdu_scaling_info
["scaling_direction"] = "OUT"
3833 vdu_scaling_info
["vdu-create"] = {}
3834 for vdu_scale_info
in scaling_descriptor
["vdu"]:
3835 RO_scaling_info
.append({"osm_vdu_id": vdu_scale_info
["vdu-id-ref"], "member-vnf-index": vnf_index
,
3836 "type": "create", "count": vdu_scale_info
.get("count", 1)})
3837 vdu_scaling_info
["vdu-create"][vdu_scale_info
["vdu-id-ref"]] = vdu_scale_info
.get("count", 1)
3839 elif scaling_type
== "SCALE_IN":
3840 # count if min-instance-count is reached
3841 min_instance_count
= 0
3842 if "min-instance-count" in scaling_descriptor
and scaling_descriptor
["min-instance-count"] is not None:
3843 min_instance_count
= int(scaling_descriptor
["min-instance-count"])
3844 if nb_scale_op
<= min_instance_count
:
3845 raise LcmException("reached the limit of {} (min-instance-count) scaling-in operations for the "
3846 "scaling-group-descriptor '{}'".format(nb_scale_op
, scaling_group
))
3848 vdu_scaling_info
["scaling_direction"] = "IN"
3849 vdu_scaling_info
["vdu-delete"] = {}
3850 for vdu_scale_info
in scaling_descriptor
["vdu"]:
3851 RO_scaling_info
.append({"osm_vdu_id": vdu_scale_info
["vdu-id-ref"], "member-vnf-index": vnf_index
,
3852 "type": "delete", "count": vdu_scale_info
.get("count", 1)})
3853 vdu_scaling_info
["vdu-delete"][vdu_scale_info
["vdu-id-ref"]] = vdu_scale_info
.get("count", 1)
3855 # update VDU_SCALING_INFO with the VDUs to delete ip_addresses
3856 vdu_create
= vdu_scaling_info
.get("vdu-create")
3857 vdu_delete
= copy(vdu_scaling_info
.get("vdu-delete"))
3858 if vdu_scaling_info
["scaling_direction"] == "IN":
3859 for vdur
in reversed(db_vnfr
["vdur"]):
3860 if vdu_delete
.get(vdur
["vdu-id-ref"]):
3861 vdu_delete
[vdur
["vdu-id-ref"]] -= 1
3862 vdu_scaling_info
["vdu"].append({
3863 "name": vdur
["name"],
3864 "vdu_id": vdur
["vdu-id-ref"],
3867 for interface
in vdur
["interfaces"]:
3868 vdu_scaling_info
["vdu"][-1]["interface"].append({
3869 "name": interface
["name"],
3870 "ip_address": interface
["ip-address"],
3871 "mac_address": interface
.get("mac-address"),
3873 vdu_delete
= vdu_scaling_info
.pop("vdu-delete")
3876 step
= "Executing pre-scale vnf-config-primitive"
3877 if scaling_descriptor
.get("scaling-config-action"):
3878 for scaling_config_action
in scaling_descriptor
["scaling-config-action"]:
3879 if (scaling_config_action
.get("trigger") == "pre-scale-in" and scaling_type
== "SCALE_IN") \
3880 or (scaling_config_action
.get("trigger") == "pre-scale-out" and scaling_type
== "SCALE_OUT"):
3881 vnf_config_primitive
= scaling_config_action
["vnf-config-primitive-name-ref"]
3882 step
= db_nslcmop_update
["detailed-status"] = \
3883 "executing pre-scale scaling-config-action '{}'".format(vnf_config_primitive
)
3885 # look for primitive
3886 for config_primitive
in db_vnfd
.get("vnf-configuration", {}).get("config-primitive", ()):
3887 if config_primitive
["name"] == vnf_config_primitive
:
3891 "Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:scaling-config-action"
3892 "[vnf-config-primitive-name-ref='{}'] does not match any vnf-configuration:config-"
3893 "primitive".format(scaling_group
, vnf_config_primitive
))
3895 vnfr_params
= {"VDU_SCALE_INFO": vdu_scaling_info
}
3896 if db_vnfr
.get("additionalParamsForVnf"):
3897 vnfr_params
.update(db_vnfr
["additionalParamsForVnf"])
3899 scale_process
= "VCA"
3900 db_nsr_update
["config-status"] = "configuring pre-scaling"
3901 primitive_params
= self
._map
_primitive
_params
(config_primitive
, {}, vnfr_params
)
3903 # Pre-scale retry check: Check if this sub-operation has been executed before
3904 op_index
= self
._check
_or
_add
_scale
_suboperation
(
3905 db_nslcmop
, nslcmop_id
, vnf_index
, vnf_config_primitive
, primitive_params
, 'PRE-SCALE')
3906 if op_index
== self
.SUBOPERATION_STATUS_SKIP
:
3907 # Skip sub-operation
3908 result
= 'COMPLETED'
3909 result_detail
= 'Done'
3910 self
.logger
.debug(logging_text
+
3911 "vnf_config_primitive={} Skipped sub-operation, result {} {}".format(
3912 vnf_config_primitive
, result
, result_detail
))
3914 if op_index
== self
.SUBOPERATION_STATUS_NEW
:
3915 # New sub-operation: Get index of this sub-operation
3916 op_index
= len(db_nslcmop
.get('_admin', {}).get('operations')) - 1
3917 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} New sub-operation".
3918 format(vnf_config_primitive
))
3920 # retry: Get registered params for this existing sub-operation
3921 op
= db_nslcmop
.get('_admin', {}).get('operations', [])[op_index
]
3922 vnf_index
= op
.get('member_vnf_index')
3923 vnf_config_primitive
= op
.get('primitive')
3924 primitive_params
= op
.get('primitive_params')
3925 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Sub-operation retry".
3926 format(vnf_config_primitive
))
3927 # Execute the primitive, either with new (first-time) or registered (reintent) args
3928 ee_descriptor_id
= config_primitive
.get("execution-environment-ref")
3929 primitive_name
= config_primitive
.get("execution-environment-primitive",
3930 vnf_config_primitive
)
3931 ee_id
, vca_type
= self
._look
_for
_deployed
_vca
(nsr_deployed
["VCA"],
3932 member_vnf_index
=vnf_index
,
3934 vdu_count_index
=None,
3935 ee_descriptor_id
=ee_descriptor_id
)
3936 result
, result_detail
= await self
._ns
_execute
_primitive
(
3937 ee_id
, primitive_name
, primitive_params
, vca_type
)
3938 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Done with result {} {}".format(
3939 vnf_config_primitive
, result
, result_detail
))
3940 # Update operationState = COMPLETED | FAILED
3941 self
._update
_suboperation
_status
(
3942 db_nslcmop
, op_index
, result
, result_detail
)
3944 if result
== "FAILED":
3945 raise LcmException(result_detail
)
3946 db_nsr_update
["config-status"] = old_config_status
3947 scale_process
= None
3951 # Should this block be skipped if 'RO_nsr_id' == None ?
3952 # if (RO_nsr_id and RO_scaling_info):
3954 scale_process
= "RO"
3955 # Scale RO retry check: Check if this sub-operation has been executed before
3956 op_index
= self
._check
_or
_add
_scale
_suboperation
(
3957 db_nslcmop
, vnf_index
, None, None, 'SCALE-RO', RO_nsr_id
, RO_scaling_info
)
3958 if op_index
== self
.SUBOPERATION_STATUS_SKIP
:
3959 # Skip sub-operation
3960 result
= 'COMPLETED'
3961 result_detail
= 'Done'
3962 self
.logger
.debug(logging_text
+ "Skipped sub-operation RO, result {} {}".format(
3963 result
, result_detail
))
3965 if op_index
== self
.SUBOPERATION_STATUS_NEW
:
3966 # New sub-operation: Get index of this sub-operation
3967 op_index
= len(db_nslcmop
.get('_admin', {}).get('operations')) - 1
3968 self
.logger
.debug(logging_text
+ "New sub-operation RO")
3970 # retry: Get registered params for this existing sub-operation
3971 op
= db_nslcmop
.get('_admin', {}).get('operations', [])[op_index
]
3972 RO_nsr_id
= op
.get('RO_nsr_id')
3973 RO_scaling_info
= op
.get('RO_scaling_info')
3974 self
.logger
.debug(logging_text
+ "Sub-operation RO retry for primitive {}".format(
3975 vnf_config_primitive
))
3977 RO_desc
= await self
.RO
.create_action("ns", RO_nsr_id
, {"vdu-scaling": RO_scaling_info
})
3978 db_nsr_update
["_admin.scaling-group.{}.nb-scale-op".format(admin_scale_index
)] = nb_scale_op
3979 db_nsr_update
["_admin.scaling-group.{}.time".format(admin_scale_index
)] = time()
3981 RO_nslcmop_id
= RO_desc
["instance_action_id"]
3982 db_nslcmop_update
["_admin.deploy.RO"] = RO_nslcmop_id
3984 RO_task_done
= False
3985 step
= detailed_status
= "Waiting RO_task_id={} to complete the scale action.".format(RO_nslcmop_id
)
3986 detailed_status_old
= None
3987 self
.logger
.debug(logging_text
+ step
)
3989 deployment_timeout
= 1 * 3600 # One hour
3990 while deployment_timeout
> 0:
3991 if not RO_task_done
:
3992 desc
= await self
.RO
.show("ns", item_id_name
=RO_nsr_id
, extra_item
="action",
3993 extra_item_id
=RO_nslcmop_id
)
3996 self
._on
_update
_ro
_db
(nsrs_id
=nsr_id
, ro_descriptor
=desc
)
3998 ns_status
, ns_status_info
= self
.RO
.check_action_status(desc
)
3999 if ns_status
== "ERROR":
4000 raise ROclient
.ROClientException(ns_status_info
)
4001 elif ns_status
== "BUILD":
4002 detailed_status
= step
+ "; {}".format(ns_status_info
)
4003 elif ns_status
== "ACTIVE":
4005 step
= detailed_status
= "Waiting ns ready at RO. RO_id={}".format(RO_nsr_id
)
4006 self
.logger
.debug(logging_text
+ step
)
4008 assert False, "ROclient.check_action_status returns unknown {}".format(ns_status
)
4011 if ns_status
== "ERROR":
4012 raise ROclient
.ROClientException(ns_status_info
)
4013 elif ns_status
== "BUILD":
4014 detailed_status
= step
+ "; {}".format(ns_status_info
)
4015 elif ns_status
== "ACTIVE":
4016 step
= detailed_status
= \
4017 "Waiting for management IP address reported by the VIM. Updating VNFRs"
4019 self
.scale_vnfr(db_vnfr
, vdu_create
=vdu_create
, vdu_delete
=vdu_delete
)
4022 desc
= await self
.RO
.show("ns", RO_nsr_id
)
4025 self
._on
_update
_ro
_db
(nsrs_id
=nsr_id
, ro_descriptor
=desc
)
4027 # nsr_deployed["nsr_ip"] = RO.get_ns_vnf_info(desc)
4028 self
.ns_update_vnfr({db_vnfr
["member-vnf-index-ref"]: db_vnfr
}, desc
)
4030 except LcmExceptionNoMgmtIP
:
4033 assert False, "ROclient.check_ns_status returns unknown {}".format(ns_status
)
4034 if detailed_status
!= detailed_status_old
:
4035 self
._update
_suboperation
_status
(
4036 db_nslcmop
, op_index
, 'COMPLETED', detailed_status
)
4037 detailed_status_old
= db_nslcmop_update
["detailed-status"] = detailed_status
4038 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
4040 await asyncio
.sleep(5, loop
=self
.loop
)
4041 deployment_timeout
-= 5
4042 if deployment_timeout
<= 0:
4043 self
._update
_suboperation
_status
(
4044 db_nslcmop
, nslcmop_id
, op_index
, 'FAILED', "Timeout when waiting for ns to get ready")
4045 raise ROclient
.ROClientException("Timeout waiting ns to be ready")
4047 # update VDU_SCALING_INFO with the obtained ip_addresses
4048 if vdu_scaling_info
["scaling_direction"] == "OUT":
4049 for vdur
in reversed(db_vnfr
["vdur"]):
4050 if vdu_scaling_info
["vdu-create"].get(vdur
["vdu-id-ref"]):
4051 vdu_scaling_info
["vdu-create"][vdur
["vdu-id-ref"]] -= 1
4052 vdu_scaling_info
["vdu"].append({
4053 "name": vdur
["name"],
4054 "vdu_id": vdur
["vdu-id-ref"],
4057 for interface
in vdur
["interfaces"]:
4058 vdu_scaling_info
["vdu"][-1]["interface"].append({
4059 "name": interface
["name"],
4060 "ip_address": interface
["ip-address"],
4061 "mac_address": interface
.get("mac-address"),
4063 del vdu_scaling_info
["vdu-create"]
4065 self
._update
_suboperation
_status
(db_nslcmop
, op_index
, 'COMPLETED', 'Done')
4068 scale_process
= None
4070 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
4073 # execute primitive service POST-SCALING
4074 step
= "Executing post-scale vnf-config-primitive"
4075 if scaling_descriptor
.get("scaling-config-action"):
4076 for scaling_config_action
in scaling_descriptor
["scaling-config-action"]:
4077 if (scaling_config_action
.get("trigger") == "post-scale-in" and scaling_type
== "SCALE_IN") \
4078 or (scaling_config_action
.get("trigger") == "post-scale-out" and scaling_type
== "SCALE_OUT"):
4079 vnf_config_primitive
= scaling_config_action
["vnf-config-primitive-name-ref"]
4080 step
= db_nslcmop_update
["detailed-status"] = \
4081 "executing post-scale scaling-config-action '{}'".format(vnf_config_primitive
)
4083 vnfr_params
= {"VDU_SCALE_INFO": vdu_scaling_info
}
4084 if db_vnfr
.get("additionalParamsForVnf"):
4085 vnfr_params
.update(db_vnfr
["additionalParamsForVnf"])
4087 # look for primitive
4088 for config_primitive
in db_vnfd
.get("vnf-configuration", {}).get("config-primitive", ()):
4089 if config_primitive
["name"] == vnf_config_primitive
:
4093 "Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:scaling-config-"
4094 "action[vnf-config-primitive-name-ref='{}'] does not match any vnf-configuration:"
4095 "config-primitive".format(scaling_group
, vnf_config_primitive
))
4096 scale_process
= "VCA"
4097 db_nsr_update
["config-status"] = "configuring post-scaling"
4098 primitive_params
= self
._map
_primitive
_params
(config_primitive
, {}, vnfr_params
)
4100 # Post-scale retry check: Check if this sub-operation has been executed before
4101 op_index
= self
._check
_or
_add
_scale
_suboperation
(
4102 db_nslcmop
, nslcmop_id
, vnf_index
, vnf_config_primitive
, primitive_params
, 'POST-SCALE')
4103 if op_index
== self
.SUBOPERATION_STATUS_SKIP
:
4104 # Skip sub-operation
4105 result
= 'COMPLETED'
4106 result_detail
= 'Done'
4107 self
.logger
.debug(logging_text
+
4108 "vnf_config_primitive={} Skipped sub-operation, result {} {}".
4109 format(vnf_config_primitive
, result
, result_detail
))
4111 if op_index
== self
.SUBOPERATION_STATUS_NEW
:
4112 # New sub-operation: Get index of this sub-operation
4113 op_index
= len(db_nslcmop
.get('_admin', {}).get('operations')) - 1
4114 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} New sub-operation".
4115 format(vnf_config_primitive
))
4117 # retry: Get registered params for this existing sub-operation
4118 op
= db_nslcmop
.get('_admin', {}).get('operations', [])[op_index
]
4119 vnf_index
= op
.get('member_vnf_index')
4120 vnf_config_primitive
= op
.get('primitive')
4121 primitive_params
= op
.get('primitive_params')
4122 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Sub-operation retry".
4123 format(vnf_config_primitive
))
4124 # Execute the primitive, either with new (first-time) or registered (reintent) args
4125 ee_descriptor_id
= config_primitive
.get("execution-environment-ref")
4126 primitive_name
= config_primitive
.get("execution-environment-primitive",
4127 vnf_config_primitive
)
4128 ee_id
, vca_type
= self
._look
_for
_deployed
_vca
(nsr_deployed
["VCA"],
4129 member_vnf_index
=vnf_index
,
4131 vdu_count_index
=None,
4132 ee_descriptor_id
=ee_descriptor_id
)
4133 result
, result_detail
= await self
._ns
_execute
_primitive
(
4134 ee_id
, primitive_name
, primitive_params
, vca_type
)
4135 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Done with result {} {}".format(
4136 vnf_config_primitive
, result
, result_detail
))
4137 # Update operationState = COMPLETED | FAILED
4138 self
._update
_suboperation
_status
(
4139 db_nslcmop
, op_index
, result
, result_detail
)
4141 if result
== "FAILED":
4142 raise LcmException(result_detail
)
4143 db_nsr_update
["config-status"] = old_config_status
4144 scale_process
= None
4147 db_nsr_update
["detailed-status"] = "" # "scaled {} {}".format(scaling_group, scaling_type)
4148 db_nsr_update
["operational-status"] = "running" if old_operational_status
== "failed" \
4149 else old_operational_status
4150 db_nsr_update
["config-status"] = old_config_status
4152 except (ROclient
.ROClientException
, DbException
, LcmException
) as e
:
4153 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
4155 except asyncio
.CancelledError
:
4156 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
4157 exc
= "Operation was cancelled"
4158 except Exception as e
:
4159 exc
= traceback
.format_exc()
4160 self
.logger
.critical(logging_text
+ "Exit Exception {} {}".format(type(e
).__name
__, e
), exc_info
=True)
4162 self
._write
_ns
_status
(
4165 current_operation
="IDLE",
4166 current_operation_id
=None
4169 db_nslcmop_update
["detailed-status"] = error_description_nslcmop
= "FAILED {}: {}".format(step
, exc
)
4170 nslcmop_operation_state
= "FAILED"
4172 db_nsr_update
["operational-status"] = old_operational_status
4173 db_nsr_update
["config-status"] = old_config_status
4174 db_nsr_update
["detailed-status"] = ""
4176 if "VCA" in scale_process
:
4177 db_nsr_update
["config-status"] = "failed"
4178 if "RO" in scale_process
:
4179 db_nsr_update
["operational-status"] = "failed"
4180 db_nsr_update
["detailed-status"] = "FAILED scaling nslcmop={} {}: {}".format(nslcmop_id
, step
,
4183 error_description_nslcmop
= None
4184 nslcmop_operation_state
= "COMPLETED"
4185 db_nslcmop_update
["detailed-status"] = "Done"
4187 self
._write
_op
_status
(
4190 error_message
=error_description_nslcmop
,
4191 operation_state
=nslcmop_operation_state
,
4192 other_update
=db_nslcmop_update
,
4195 self
._write
_ns
_status
(
4198 current_operation
="IDLE",
4199 current_operation_id
=None,
4200 other_update
=db_nsr_update
4203 if nslcmop_operation_state
:
4205 await self
.msg
.aiowrite("ns", "scaled", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
4206 "operationState": nslcmop_operation_state
},
4209 # await asyncio.sleep(cooldown_time, loop=self.loop)
4210 # await self.msg.aiowrite("ns","scaled-cooldown-time", {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id})
4211 except Exception as e
:
4212 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
4213 self
.logger
.debug(logging_text
+ "Exit")
4214 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_scale")
4216 async def add_prometheus_metrics(self
, ee_id
, artifact_path
, ee_config_descriptor
, vnfr_id
, nsr_id
, target_ip
):
4217 if not self
.prometheus
:
4219 # look if exist a file called 'prometheus*.j2' and
4220 artifact_content
= self
.fs
.dir_ls(artifact_path
)
4221 job_file
= next((f
for f
in artifact_content
if f
.startswith("prometheus") and f
.endswith(".j2")), None)
4224 with self
.fs
.file_open((artifact_path
, job_file
), "r") as f
:
4228 _
, _
, service
= ee_id
.partition(".") # remove prefix "namespace."
4229 host_name
= "{}-{}".format(service
, ee_config_descriptor
["metric-service"])
4231 vnfr_id
= vnfr_id
.replace("-", "")
4233 "JOB_NAME": vnfr_id
,
4234 "TARGET_IP": target_ip
,
4235 "EXPORTER_POD_IP": host_name
,
4236 "EXPORTER_POD_PORT": host_port
,
4238 job_list
= self
.prometheus
.parse_job(job_data
, variables
)
4239 # ensure job_name is using the vnfr_id. Adding the metadata nsr_id
4240 for job
in job_list
:
4241 if not isinstance(job
.get("job_name"), str) or vnfr_id
not in job
["job_name"]:
4242 job
["job_name"] = vnfr_id
+ "_" + str(randint(1, 10000))
4243 job
["nsr_id"] = nsr_id
4244 job_dict
= {jl
["job_name"]: jl
for jl
in job_list
}
4245 if await self
.prometheus
.update(job_dict
):
4246 return list(job_dict
.keys())