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
.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 native charm we have waited already to VM be UP
1564 if vca_type
in ("k8s_proxy_charm", "lxc_proxy_charm", "helm"):
1567 # self.logger.debug("get ssh key block")
1568 if deep_get(config_descriptor
, ("config-access", "ssh-access", "required")):
1569 # self.logger.debug("ssh key needed")
1570 # Needed to inject a ssh key
1571 user
= deep_get(config_descriptor
, ("config-access", "ssh-access", "default-user"))
1572 step
= "Install configuration Software, getting public ssh key"
1573 pub_key
= await self
.vca_map
[vca_type
].get_ee_ssh_public__key(ee_id
=ee_id
, db_dict
=db_dict
)
1575 step
= "Insert public key into VM user={} ssh_key={}".format(user
, pub_key
)
1577 # self.logger.debug("no need to get ssh key")
1578 step
= "Waiting to VM being up and getting IP address"
1579 self
.logger
.debug(logging_text
+ step
)
1581 # n2vc_redesign STEP 5.1
1582 # wait for RO (ip-address) Insert pub_key into VM
1584 rw_mgmt_ip
= await self
.wait_vm_up_insert_key_ro(logging_text
, nsr_id
, vnfr_id
, vdu_id
, vdu_index
,
1585 user
=user
, pub_key
=pub_key
)
1587 rw_mgmt_ip
= None # This is for a NS configuration
1589 self
.logger
.debug(logging_text
+ ' VM_ip_address={}'.format(rw_mgmt_ip
))
1591 # store rw_mgmt_ip in deploy params for later replacement
1592 deploy_params
["rw_mgmt_ip"] = rw_mgmt_ip
1594 # n2vc_redesign STEP 6 Execute initial config primitive
1595 step
= 'execute initial config primitive'
1597 # wait for dependent primitives execution (NS -> VNF -> VDU)
1598 if initial_config_primitive_list
:
1599 await self
._wait
_dependent
_n
2vc
(nsr_id
, vca_deployed_list
, vca_index
)
1601 # stage, in function of element type: vdu, kdu, vnf or ns
1602 my_vca
= vca_deployed_list
[vca_index
]
1603 if my_vca
.get("vdu_id") or my_vca
.get("kdu_name"):
1605 stage
[0] = 'Stage 3/5: running Day-1 primitives for VDU.'
1606 elif my_vca
.get("member-vnf-index"):
1608 stage
[0] = 'Stage 4/5: running Day-1 primitives for VNF.'
1611 stage
[0] = 'Stage 5/5: running Day-1 primitives for NS.'
1613 self
._write
_configuration
_status
(
1615 vca_index
=vca_index
,
1616 status
='EXECUTING PRIMITIVE'
1619 self
._write
_op
_status
(
1624 check_if_terminated_needed
= True
1625 for initial_config_primitive
in initial_config_primitive_list
:
1626 # adding information on the vca_deployed if it is a NS execution environment
1627 if not vca_deployed
["member-vnf-index"]:
1628 deploy_params
["ns_config_info"] = json
.dumps(self
._get
_ns
_config
_info
(nsr_id
))
1629 # TODO check if already done
1630 primitive_params_
= self
._map
_primitive
_params
(initial_config_primitive
, {}, deploy_params
)
1632 step
= "execute primitive '{}' params '{}'".format(initial_config_primitive
["name"], primitive_params_
)
1633 self
.logger
.debug(logging_text
+ step
)
1634 await self
.vca_map
[vca_type
].exec_primitive(
1636 primitive_name
=initial_config_primitive
["name"],
1637 params_dict
=primitive_params_
,
1640 # Once some primitive has been exec, check and write at db if it needs to exec terminated primitives
1641 if check_if_terminated_needed
:
1642 if config_descriptor
.get('terminate-config-primitive'):
1643 self
.update_db_2("nsrs", nsr_id
, {db_update_entry
+ "needed_terminate": True})
1644 check_if_terminated_needed
= False
1646 # TODO register in database that primitive is done
1648 # STEP 7 Configure metrics
1649 if vca_type
== "helm":
1650 prometheus_jobs
= await self
.add_prometheus_metrics(
1652 artifact_path
=artifact_path
,
1653 ee_config_descriptor
=ee_config_descriptor
,
1656 target_ip
=rw_mgmt_ip
,
1659 self
.update_db_2("nsrs", nsr_id
, {db_update_entry
+ "prometheus_jobs": prometheus_jobs
})
1661 step
= "instantiated at VCA"
1662 self
.logger
.debug(logging_text
+ step
)
1664 self
._write
_configuration
_status
(
1666 vca_index
=vca_index
,
1670 except Exception as e
: # TODO not use Exception but N2VC exception
1671 # self.update_db_2("nsrs", nsr_id, {db_update_entry + "instantiation": "FAILED"})
1672 if not isinstance(e
, (DbException
, N2VCException
, LcmException
, asyncio
.CancelledError
)):
1673 self
.logger
.error("Exception while {} : {}".format(step
, e
), exc_info
=True)
1674 self
._write
_configuration
_status
(
1676 vca_index
=vca_index
,
1679 raise LcmException("{} {}".format(step
, e
)) from e
1681 def _write_ns_status(self
, nsr_id
: str, ns_state
: str, current_operation
: str, current_operation_id
: str,
1682 error_description
: str = None, error_detail
: str = None, other_update
: dict = None):
1684 Update db_nsr fields.
1687 :param current_operation:
1688 :param current_operation_id:
1689 :param error_description:
1690 :param error_detail:
1691 :param other_update: Other required changes at database if provided, will be cleared
1695 db_dict
= other_update
or {}
1696 db_dict
["_admin.nslcmop"] = current_operation_id
# for backward compatibility
1697 db_dict
["_admin.current-operation"] = current_operation_id
1698 db_dict
["_admin.operation-type"] = current_operation
if current_operation
!= "IDLE" else None
1699 db_dict
["currentOperation"] = current_operation
1700 db_dict
["currentOperationID"] = current_operation_id
1701 db_dict
["errorDescription"] = error_description
1702 db_dict
["errorDetail"] = error_detail
1705 db_dict
["nsState"] = ns_state
1706 self
.update_db_2("nsrs", nsr_id
, db_dict
)
1707 except DbException
as e
:
1708 self
.logger
.warn('Error writing NS status, ns={}: {}'.format(nsr_id
, e
))
1710 def _write_op_status(self
, op_id
: str, stage
: list = None, error_message
: str = None, queuePosition
: int = 0,
1711 operation_state
: str = None, other_update
: dict = None):
1713 db_dict
= other_update
or {}
1714 db_dict
['queuePosition'] = queuePosition
1715 if isinstance(stage
, list):
1716 db_dict
['stage'] = stage
[0]
1717 db_dict
['detailed-status'] = " ".join(stage
)
1718 elif stage
is not None:
1719 db_dict
['stage'] = str(stage
)
1721 if error_message
is not None:
1722 db_dict
['errorMessage'] = error_message
1723 if operation_state
is not None:
1724 db_dict
['operationState'] = operation_state
1725 db_dict
["statusEnteredTime"] = time()
1726 self
.update_db_2("nslcmops", op_id
, db_dict
)
1727 except DbException
as e
:
1728 self
.logger
.warn('Error writing OPERATION status for op_id: {} -> {}'.format(op_id
, e
))
1730 def _write_all_config_status(self
, db_nsr
: dict, status
: str):
1732 nsr_id
= db_nsr
["_id"]
1733 # configurationStatus
1734 config_status
= db_nsr
.get('configurationStatus')
1736 db_nsr_update
= {"configurationStatus.{}.status".format(index
): status
for index
, v
in
1737 enumerate(config_status
) if v
}
1739 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1741 except DbException
as e
:
1742 self
.logger
.warn('Error writing all configuration status, ns={}: {}'.format(nsr_id
, e
))
1744 def _write_configuration_status(self
, nsr_id
: str, vca_index
: int, status
: str = None,
1745 element_under_configuration
: str = None, element_type
: str = None,
1746 other_update
: dict = None):
1748 # self.logger.debug('_write_configuration_status(): vca_index={}, status={}'
1749 # .format(vca_index, status))
1752 db_path
= 'configurationStatus.{}.'.format(vca_index
)
1753 db_dict
= other_update
or {}
1755 db_dict
[db_path
+ 'status'] = status
1756 if element_under_configuration
:
1757 db_dict
[db_path
+ 'elementUnderConfiguration'] = element_under_configuration
1759 db_dict
[db_path
+ 'elementType'] = element_type
1760 self
.update_db_2("nsrs", nsr_id
, db_dict
)
1761 except DbException
as e
:
1762 self
.logger
.warn('Error writing configuration status={}, ns={}, vca_index={}: {}'
1763 .format(status
, nsr_id
, vca_index
, e
))
1765 async def _do_placement(self
, logging_text
, db_nslcmop
, db_vnfrs
):
1767 Check and computes the placement, (vim account where to deploy). If it is decided by an external tool, it
1768 sends the request via kafka and wait until the result is wrote at database (nslcmops _admin.plca).
1769 Database is used because the result can be obtained from a different LCM worker in case of HA.
1770 :param logging_text: contains the prefix for logging, with the ns and nslcmop identifiers
1771 :param db_nslcmop: database content of nslcmop
1772 :param db_vnfrs: database content of vnfrs, indexed by member-vnf-index.
1773 :return: True if some modification is done. Modifies database vnfrs and parameter db_vnfr with the
1774 computed 'vim-account-id'
1777 nslcmop_id
= db_nslcmop
['_id']
1778 placement_engine
= deep_get(db_nslcmop
, ('operationParams', 'placement-engine'))
1779 if placement_engine
== "PLA":
1780 self
.logger
.debug(logging_text
+ "Invoke and wait for placement optimization")
1781 await self
.msg
.aiowrite("pla", "get_placement", {'nslcmopId': nslcmop_id
}, loop
=self
.loop
)
1782 db_poll_interval
= 5
1783 wait
= db_poll_interval
* 10
1785 while not pla_result
and wait
>= 0:
1786 await asyncio
.sleep(db_poll_interval
)
1787 wait
-= db_poll_interval
1788 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
1789 pla_result
= deep_get(db_nslcmop
, ('_admin', 'pla'))
1792 raise LcmException("Placement timeout for nslcmopId={}".format(nslcmop_id
))
1794 for pla_vnf
in pla_result
['vnf']:
1795 vnfr
= db_vnfrs
.get(pla_vnf
['member-vnf-index'])
1796 if not pla_vnf
.get('vimAccountId') or not vnfr
:
1799 self
.db
.set_one("vnfrs", {"_id": vnfr
["_id"]}, {"vim-account-id": pla_vnf
['vimAccountId']})
1801 vnfr
["vim-account-id"] = pla_vnf
['vimAccountId']
1804 def update_nsrs_with_pla_result(self
, params
):
1806 nslcmop_id
= deep_get(params
, ('placement', 'nslcmopId'))
1807 self
.update_db_2("nslcmops", nslcmop_id
, {"_admin.pla": params
.get('placement')})
1808 except Exception as e
:
1809 self
.logger
.warn('Update failed for nslcmop_id={}:{}'.format(nslcmop_id
, e
))
1811 async def instantiate(self
, nsr_id
, nslcmop_id
):
1814 :param nsr_id: ns instance to deploy
1815 :param nslcmop_id: operation to run
1819 # Try to lock HA task here
1820 task_is_locked_by_me
= self
.lcm_tasks
.lock_HA('ns', 'nslcmops', nslcmop_id
)
1821 if not task_is_locked_by_me
:
1822 self
.logger
.debug('instantiate() task is not locked by me, ns={}'.format(nsr_id
))
1825 logging_text
= "Task ns={} instantiate={} ".format(nsr_id
, nslcmop_id
)
1826 self
.logger
.debug(logging_text
+ "Enter")
1828 # get all needed from database
1830 # database nsrs record
1833 # database nslcmops record
1836 # update operation on nsrs
1838 # update operation on nslcmops
1839 db_nslcmop_update
= {}
1841 nslcmop_operation_state
= None
1842 db_vnfrs
= {} # vnf's info indexed by member-index
1844 tasks_dict_info
= {} # from task to info text
1847 stage
= ['Stage 1/5: preparation of the environment.', "Waiting for previous operations to terminate.", ""]
1848 # ^ stage, step, VIM progress
1850 # wait for any previous tasks in process
1851 await self
.lcm_tasks
.waitfor_related_HA('ns', 'nslcmops', nslcmop_id
)
1853 stage
[1] = "Sync filesystem from database"
1854 self
.fs
.sync() # TODO, make use of partial sync, only for the needed packages
1856 # STEP 0: Reading database (nslcmops, nsrs, nsds, vnfrs, vnfds)
1857 stage
[1] = "Reading from database"
1858 # nsState="BUILDING", currentOperation="INSTANTIATING", currentOperationID=nslcmop_id
1859 db_nsr_update
["detailed-status"] = "creating"
1860 db_nsr_update
["operational-status"] = "init"
1861 self
._write
_ns
_status
(
1863 ns_state
="BUILDING",
1864 current_operation
="INSTANTIATING",
1865 current_operation_id
=nslcmop_id
,
1866 other_update
=db_nsr_update
1868 self
._write
_op
_status
(
1874 # read from db: operation
1875 stage
[1] = "Getting nslcmop={} from db".format(nslcmop_id
)
1876 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
1877 ns_params
= db_nslcmop
.get("operationParams")
1878 if ns_params
and ns_params
.get("timeout_ns_deploy"):
1879 timeout_ns_deploy
= ns_params
["timeout_ns_deploy"]
1881 timeout_ns_deploy
= self
.timeout
.get("ns_deploy", self
.timeout_ns_deploy
)
1884 stage
[1] = "Getting nsr={} from db".format(nsr_id
)
1885 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1886 stage
[1] = "Getting nsd={} from db".format(db_nsr
["nsd-id"])
1887 nsd
= self
.db
.get_one("nsds", {"_id": db_nsr
["nsd-id"]})
1889 # nsr_name = db_nsr["name"] # TODO short-name??
1891 # read from db: vnf's of this ns
1892 stage
[1] = "Getting vnfrs from db"
1893 self
.logger
.debug(logging_text
+ stage
[1])
1894 db_vnfrs_list
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
1896 # read from db: vnfd's for every vnf
1897 db_vnfds_ref
= {} # every vnfd data indexed by vnf name
1898 db_vnfds
= {} # every vnfd data indexed by vnf id
1899 db_vnfds_index
= {} # every vnfd data indexed by vnf member-index
1901 # for each vnf in ns, read vnfd
1902 for vnfr
in db_vnfrs_list
:
1903 db_vnfrs
[vnfr
["member-vnf-index-ref"]] = vnfr
# vnf's dict indexed by member-index: '1', '2', etc
1904 vnfd_id
= vnfr
["vnfd-id"] # vnfd uuid for this vnf
1905 vnfd_ref
= vnfr
["vnfd-ref"] # vnfd name for this vnf
1906 # if we haven't this vnfd, read it from db
1907 if vnfd_id
not in db_vnfds
:
1909 stage
[1] = "Getting vnfd={} id='{}' from db".format(vnfd_id
, vnfd_ref
)
1910 self
.logger
.debug(logging_text
+ stage
[1])
1911 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd_id
})
1914 db_vnfds_ref
[vnfd_ref
] = vnfd
# vnfd's indexed by name
1915 db_vnfds
[vnfd_id
] = vnfd
# vnfd's indexed by id
1916 db_vnfds_index
[vnfr
["member-vnf-index-ref"]] = db_vnfds
[vnfd_id
] # vnfd's indexed by member-index
1918 # Get or generates the _admin.deployed.VCA list
1919 vca_deployed_list
= None
1920 if db_nsr
["_admin"].get("deployed"):
1921 vca_deployed_list
= db_nsr
["_admin"]["deployed"].get("VCA")
1922 if vca_deployed_list
is None:
1923 vca_deployed_list
= []
1924 configuration_status_list
= []
1925 db_nsr_update
["_admin.deployed.VCA"] = vca_deployed_list
1926 db_nsr_update
["configurationStatus"] = configuration_status_list
1927 # add _admin.deployed.VCA to db_nsr dictionary, value=vca_deployed_list
1928 populate_dict(db_nsr
, ("_admin", "deployed", "VCA"), vca_deployed_list
)
1929 elif isinstance(vca_deployed_list
, dict):
1930 # maintain backward compatibility. Change a dict to list at database
1931 vca_deployed_list
= list(vca_deployed_list
.values())
1932 db_nsr_update
["_admin.deployed.VCA"] = vca_deployed_list
1933 populate_dict(db_nsr
, ("_admin", "deployed", "VCA"), vca_deployed_list
)
1935 if not isinstance(deep_get(db_nsr
, ("_admin", "deployed", "RO", "vnfd")), list):
1936 populate_dict(db_nsr
, ("_admin", "deployed", "RO", "vnfd"), [])
1937 db_nsr_update
["_admin.deployed.RO.vnfd"] = []
1939 # set state to INSTANTIATED. When instantiated NBI will not delete directly
1940 db_nsr_update
["_admin.nsState"] = "INSTANTIATED"
1941 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1943 # n2vc_redesign STEP 2 Deploy Network Scenario
1944 stage
[0] = 'Stage 2/5: deployment of KDUs, VMs and execution environments.'
1945 self
._write
_op
_status
(
1950 stage
[1] = "Deploying KDUs,"
1951 # self.logger.debug(logging_text + "Before deploy_kdus")
1952 # Call to deploy_kdus in case exists the "vdu:kdu" param
1953 await self
.deploy_kdus(
1954 logging_text
=logging_text
,
1956 nslcmop_id
=nslcmop_id
,
1959 task_instantiation_info
=tasks_dict_info
,
1962 stage
[1] = "Getting VCA public key."
1963 # n2vc_redesign STEP 1 Get VCA public ssh-key
1964 # feature 1429. Add n2vc public key to needed VMs
1965 n2vc_key
= self
.n2vc
.get_public_key()
1966 n2vc_key_list
= [n2vc_key
]
1967 if self
.vca_config
.get("public_key"):
1968 n2vc_key_list
.append(self
.vca_config
["public_key"])
1970 stage
[1] = "Deploying NS at VIM."
1971 task_ro
= asyncio
.ensure_future(
1972 self
.instantiate_RO(
1973 logging_text
=logging_text
,
1977 db_nslcmop
=db_nslcmop
,
1979 db_vnfds_ref
=db_vnfds_ref
,
1980 n2vc_key_list
=n2vc_key_list
,
1984 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
, "instantiate_RO", task_ro
)
1985 tasks_dict_info
[task_ro
] = "Deploying at VIM"
1987 # n2vc_redesign STEP 3 to 6 Deploy N2VC
1988 stage
[1] = "Deploying Execution Environments."
1989 self
.logger
.debug(logging_text
+ stage
[1])
1991 nsi_id
= None # TODO put nsi_id when this nsr belongs to a NSI
1992 # get_iterable() returns a value from a dict or empty tuple if key does not exist
1993 for c_vnf
in get_iterable(nsd
, "constituent-vnfd"):
1994 vnfd_id
= c_vnf
["vnfd-id-ref"]
1995 vnfd
= db_vnfds_ref
[vnfd_id
]
1996 member_vnf_index
= str(c_vnf
["member-vnf-index"])
1997 db_vnfr
= db_vnfrs
[member_vnf_index
]
1998 base_folder
= vnfd
["_admin"]["storage"]
2004 # Get additional parameters
2006 if db_vnfr
.get("additionalParamsForVnf"):
2007 deploy_params
= self
._format
_additional
_params
(db_vnfr
["additionalParamsForVnf"].copy())
2009 descriptor_config
= vnfd
.get("vnf-configuration")
2010 if descriptor_config
:
2012 logging_text
=logging_text
+ "member_vnf_index={} ".format(member_vnf_index
),
2015 nslcmop_id
=nslcmop_id
,
2021 member_vnf_index
=member_vnf_index
,
2022 vdu_index
=vdu_index
,
2024 deploy_params
=deploy_params
,
2025 descriptor_config
=descriptor_config
,
2026 base_folder
=base_folder
,
2027 task_instantiation_info
=tasks_dict_info
,
2031 # Deploy charms for each VDU that supports one.
2032 for vdud
in get_iterable(vnfd
, 'vdu'):
2034 descriptor_config
= vdud
.get('vdu-configuration')
2035 vdur
= next((x
for x
in db_vnfr
["vdur"] if x
["vdu-id-ref"] == vdu_id
), None)
2036 if vdur
.get("additionalParams"):
2037 deploy_params_vdu
= self
._format
_additional
_params
(vdur
["additionalParams"])
2039 deploy_params_vdu
= deploy_params
2040 if descriptor_config
:
2041 # look for vdu index in the db_vnfr["vdu"] section
2042 # for vdur_index, vdur in enumerate(db_vnfr["vdur"]):
2043 # if vdur["vdu-id-ref"] == vdu_id:
2046 # raise LcmException("Mismatch vdu_id={} not found in the vnfr['vdur'] list for "
2047 # "member_vnf_index={}".format(vdu_id, member_vnf_index))
2048 # vdu_name = vdur.get("name")
2051 for vdu_index
in range(int(vdud
.get("count", 1))):
2052 # TODO vnfr_params["rw_mgmt_ip"] = vdur["ip-address"]
2054 logging_text
=logging_text
+ "member_vnf_index={}, vdu_id={}, vdu_index={} ".format(
2055 member_vnf_index
, vdu_id
, vdu_index
),
2058 nslcmop_id
=nslcmop_id
,
2064 member_vnf_index
=member_vnf_index
,
2065 vdu_index
=vdu_index
,
2067 deploy_params
=deploy_params_vdu
,
2068 descriptor_config
=descriptor_config
,
2069 base_folder
=base_folder
,
2070 task_instantiation_info
=tasks_dict_info
,
2073 for kdud
in get_iterable(vnfd
, 'kdu'):
2074 kdu_name
= kdud
["name"]
2075 descriptor_config
= kdud
.get('kdu-configuration')
2076 if descriptor_config
:
2080 # look for vdu index in the db_vnfr["vdu"] section
2081 # for vdur_index, vdur in enumerate(db_vnfr["vdur"]):
2082 # if vdur["vdu-id-ref"] == vdu_id:
2085 # raise LcmException("Mismatch vdu_id={} not found in the vnfr['vdur'] list for "
2086 # "member_vnf_index={}".format(vdu_id, member_vnf_index))
2087 # vdu_name = vdur.get("name")
2091 logging_text
=logging_text
,
2094 nslcmop_id
=nslcmop_id
,
2100 member_vnf_index
=member_vnf_index
,
2101 vdu_index
=vdu_index
,
2103 deploy_params
=deploy_params
,
2104 descriptor_config
=descriptor_config
,
2105 base_folder
=base_folder
,
2106 task_instantiation_info
=tasks_dict_info
,
2110 # Check if this NS has a charm configuration
2111 descriptor_config
= nsd
.get("ns-configuration")
2112 if descriptor_config
and descriptor_config
.get("juju"):
2115 member_vnf_index
= None
2121 # Get additional parameters
2123 if db_nsr
.get("additionalParamsForNs"):
2124 deploy_params
= self
._format
_additional
_params
(db_nsr
["additionalParamsForNs"].copy())
2125 base_folder
= nsd
["_admin"]["storage"]
2127 logging_text
=logging_text
,
2130 nslcmop_id
=nslcmop_id
,
2136 member_vnf_index
=member_vnf_index
,
2137 vdu_index
=vdu_index
,
2139 deploy_params
=deploy_params
,
2140 descriptor_config
=descriptor_config
,
2141 base_folder
=base_folder
,
2142 task_instantiation_info
=tasks_dict_info
,
2146 # rest of staff will be done at finally
2148 except (ROclient
.ROClientException
, DbException
, LcmException
, N2VCException
) as e
:
2149 self
.logger
.error(logging_text
+ "Exit Exception while '{}': {}".format(stage
[1], e
))
2151 except asyncio
.CancelledError
:
2152 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(stage
[1]))
2153 exc
= "Operation was cancelled"
2154 except Exception as e
:
2155 exc
= traceback
.format_exc()
2156 self
.logger
.critical(logging_text
+ "Exit Exception while '{}': {}".format(stage
[1], e
), exc_info
=True)
2159 error_list
.append(str(exc
))
2161 # wait for pending tasks
2163 stage
[1] = "Waiting for instantiate pending tasks."
2164 self
.logger
.debug(logging_text
+ stage
[1])
2165 error_list
+= await self
._wait
_for
_tasks
(logging_text
, tasks_dict_info
, timeout_ns_deploy
,
2166 stage
, nslcmop_id
, nsr_id
=nsr_id
)
2167 stage
[1] = stage
[2] = ""
2168 except asyncio
.CancelledError
:
2169 error_list
.append("Cancelled")
2170 # TODO cancel all tasks
2171 except Exception as exc
:
2172 error_list
.append(str(exc
))
2174 # update operation-status
2175 db_nsr_update
["operational-status"] = "running"
2176 # let's begin with VCA 'configured' status (later we can change it)
2177 db_nsr_update
["config-status"] = "configured"
2178 for task
, task_name
in tasks_dict_info
.items():
2179 if not task
.done() or task
.cancelled() or task
.exception():
2180 if task_name
.startswith(self
.task_name_deploy_vca
):
2181 # A N2VC task is pending
2182 db_nsr_update
["config-status"] = "failed"
2184 # RO or KDU task is pending
2185 db_nsr_update
["operational-status"] = "failed"
2187 # update status at database
2189 error_detail
= ". ".join(error_list
)
2190 self
.logger
.error(logging_text
+ error_detail
)
2191 error_description_nslcmop
= 'Stage: {}. Detail: {}'.format(stage
[0], error_detail
)
2192 error_description_nsr
= 'Operation: INSTANTIATING.{}, Stage {}'.format(nslcmop_id
, stage
[0])
2194 db_nsr_update
["detailed-status"] = error_description_nsr
+ " Detail: " + error_detail
2195 db_nslcmop_update
["detailed-status"] = error_detail
2196 nslcmop_operation_state
= "FAILED"
2200 error_description_nsr
= error_description_nslcmop
= None
2202 db_nsr_update
["detailed-status"] = "Done"
2203 db_nslcmop_update
["detailed-status"] = "Done"
2204 nslcmop_operation_state
= "COMPLETED"
2207 self
._write
_ns
_status
(
2210 current_operation
="IDLE",
2211 current_operation_id
=None,
2212 error_description
=error_description_nsr
,
2213 error_detail
=error_detail
,
2214 other_update
=db_nsr_update
2216 self
._write
_op
_status
(
2219 error_message
=error_description_nslcmop
,
2220 operation_state
=nslcmop_operation_state
,
2221 other_update
=db_nslcmop_update
,
2224 if nslcmop_operation_state
:
2226 await self
.msg
.aiowrite("ns", "instantiated", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
2227 "operationState": nslcmop_operation_state
},
2229 except Exception as e
:
2230 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
2232 self
.logger
.debug(logging_text
+ "Exit")
2233 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_instantiate")
2235 async def _add_vca_relations(self
, logging_text
, nsr_id
, vca_index
: int,
2236 timeout
: int = 3600, vca_type
: str = None) -> bool:
2239 # 1. find all relations for this VCA
2240 # 2. wait for other peers related
2244 vca_type
= vca_type
or "lxc_proxy_charm"
2246 # STEP 1: find all relations for this VCA
2249 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
2250 nsd
= self
.db
.get_one("nsds", {"_id": db_nsr
["nsd-id"]})
2253 my_vca
= deep_get(db_nsr
, ('_admin', 'deployed', 'VCA'))[vca_index
]
2255 # read all ns-configuration relations
2256 ns_relations
= list()
2257 db_ns_relations
= deep_get(nsd
, ('ns-configuration', 'relation'))
2259 for r
in db_ns_relations
:
2260 # check if this VCA is in the relation
2261 if my_vca
.get('member-vnf-index') in\
2262 (r
.get('entities')[0].get('id'), r
.get('entities')[1].get('id')):
2263 ns_relations
.append(r
)
2265 # read all vnf-configuration relations
2266 vnf_relations
= list()
2267 db_vnfd_list
= db_nsr
.get('vnfd-id')
2269 for vnfd
in db_vnfd_list
:
2270 db_vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd
})
2271 db_vnf_relations
= deep_get(db_vnfd
, ('vnf-configuration', 'relation'))
2272 if db_vnf_relations
:
2273 for r
in db_vnf_relations
:
2274 # check if this VCA is in the relation
2275 if my_vca
.get('vdu_id') in (r
.get('entities')[0].get('id'), r
.get('entities')[1].get('id')):
2276 vnf_relations
.append(r
)
2278 # if no relations, terminate
2279 if not ns_relations
and not vnf_relations
:
2280 self
.logger
.debug(logging_text
+ ' No relations')
2283 self
.logger
.debug(logging_text
+ ' adding relations\n {}\n {}'.format(ns_relations
, vnf_relations
))
2290 if now
- start
>= timeout
:
2291 self
.logger
.error(logging_text
+ ' : timeout adding relations')
2294 # reload nsr from database (we need to update record: _admin.deloyed.VCA)
2295 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
2297 # for each defined NS relation, find the VCA's related
2298 for r
in ns_relations
:
2299 from_vca_ee_id
= None
2301 from_vca_endpoint
= None
2302 to_vca_endpoint
= None
2303 vca_list
= deep_get(db_nsr
, ('_admin', 'deployed', 'VCA'))
2304 for vca
in vca_list
:
2305 if vca
.get('member-vnf-index') == r
.get('entities')[0].get('id') \
2306 and vca
.get('config_sw_installed'):
2307 from_vca_ee_id
= vca
.get('ee_id')
2308 from_vca_endpoint
= r
.get('entities')[0].get('endpoint')
2309 if vca
.get('member-vnf-index') == r
.get('entities')[1].get('id') \
2310 and vca
.get('config_sw_installed'):
2311 to_vca_ee_id
= vca
.get('ee_id')
2312 to_vca_endpoint
= r
.get('entities')[1].get('endpoint')
2313 if from_vca_ee_id
and to_vca_ee_id
:
2315 await self
.vca_map
[vca_type
].add_relation(
2316 ee_id_1
=from_vca_ee_id
,
2317 ee_id_2
=to_vca_ee_id
,
2318 endpoint_1
=from_vca_endpoint
,
2319 endpoint_2
=to_vca_endpoint
)
2320 # remove entry from relations list
2321 ns_relations
.remove(r
)
2323 # check failed peers
2325 vca_status_list
= db_nsr
.get('configurationStatus')
2327 for i
in range(len(vca_list
)):
2329 vca_status
= vca_status_list
[i
]
2330 if vca
.get('member-vnf-index') == r
.get('entities')[0].get('id'):
2331 if vca_status
.get('status') == 'BROKEN':
2332 # peer broken: remove relation from list
2333 ns_relations
.remove(r
)
2334 if vca
.get('member-vnf-index') == r
.get('entities')[1].get('id'):
2335 if vca_status
.get('status') == 'BROKEN':
2336 # peer broken: remove relation from list
2337 ns_relations
.remove(r
)
2342 # for each defined VNF relation, find the VCA's related
2343 for r
in vnf_relations
:
2344 from_vca_ee_id
= None
2346 from_vca_endpoint
= None
2347 to_vca_endpoint
= None
2348 vca_list
= deep_get(db_nsr
, ('_admin', 'deployed', 'VCA'))
2349 for vca
in vca_list
:
2350 if vca
.get('vdu_id') == r
.get('entities')[0].get('id') and vca
.get('config_sw_installed'):
2351 from_vca_ee_id
= vca
.get('ee_id')
2352 from_vca_endpoint
= r
.get('entities')[0].get('endpoint')
2353 if vca
.get('vdu_id') == r
.get('entities')[1].get('id') and vca
.get('config_sw_installed'):
2354 to_vca_ee_id
= vca
.get('ee_id')
2355 to_vca_endpoint
= r
.get('entities')[1].get('endpoint')
2356 if from_vca_ee_id
and to_vca_ee_id
:
2358 await self
.vca_map
[vca_type
].add_relation(
2359 ee_id_1
=from_vca_ee_id
,
2360 ee_id_2
=to_vca_ee_id
,
2361 endpoint_1
=from_vca_endpoint
,
2362 endpoint_2
=to_vca_endpoint
)
2363 # remove entry from relations list
2364 vnf_relations
.remove(r
)
2366 # check failed peers
2368 vca_status_list
= db_nsr
.get('configurationStatus')
2370 for i
in range(len(vca_list
)):
2372 vca_status
= vca_status_list
[i
]
2373 if vca
.get('vdu_id') == r
.get('entities')[0].get('id'):
2374 if vca_status
.get('status') == 'BROKEN':
2375 # peer broken: remove relation from list
2376 ns_relations
.remove(r
)
2377 if vca
.get('vdu_id') == r
.get('entities')[1].get('id'):
2378 if vca_status
.get('status') == 'BROKEN':
2379 # peer broken: remove relation from list
2380 ns_relations
.remove(r
)
2386 await asyncio
.sleep(5.0)
2388 if not ns_relations
and not vnf_relations
:
2389 self
.logger
.debug('Relations added')
2394 except Exception as e
:
2395 self
.logger
.warn(logging_text
+ ' ERROR adding relations: {}'.format(e
))
2398 def _write_db_callback(self
, task
, item
, _id
, on_done
=None, on_exc
=None):
2400 callback for kdu install intended to store the returned kdu_instance at database
2405 result
= task
.result()
2407 db_update
[on_done
] = str(result
)
2408 except Exception as e
:
2410 db_update
[on_exc
] = str(e
)
2413 self
.update_db_2(item
, _id
, db_update
)
2417 async def deploy_kdus(self
, logging_text
, nsr_id
, nslcmop_id
, db_vnfrs
, db_vnfds
, task_instantiation_info
):
2418 # Launch kdus if present in the descriptor
2420 k8scluster_id_2_uuic
= {"helm-chart": {}, "juju-bundle": {}}
2422 def _get_cluster_id(cluster_id
, cluster_type
):
2423 nonlocal k8scluster_id_2_uuic
2424 if cluster_id
in k8scluster_id_2_uuic
[cluster_type
]:
2425 return k8scluster_id_2_uuic
[cluster_type
][cluster_id
]
2427 db_k8scluster
= self
.db
.get_one("k8sclusters", {"_id": cluster_id
}, fail_on_empty
=False)
2428 if not db_k8scluster
:
2429 raise LcmException("K8s cluster {} cannot be found".format(cluster_id
))
2430 k8s_id
= deep_get(db_k8scluster
, ("_admin", cluster_type
, "id"))
2432 raise LcmException("K8s cluster '{}' has not been initilized for '{}'".format(cluster_id
, cluster_type
))
2433 k8scluster_id_2_uuic
[cluster_type
][cluster_id
] = k8s_id
2436 logging_text
+= "Deploy kdus: "
2439 db_nsr_update
= {"_admin.deployed.K8s": []}
2440 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2443 updated_cluster_list
= []
2445 for vnfr_data
in db_vnfrs
.values():
2446 for kdur
in get_iterable(vnfr_data
, "kdur"):
2447 desc_params
= self
._format
_additional
_params
(kdur
.get("additionalParams"))
2448 vnfd_id
= vnfr_data
.get('vnfd-id')
2449 namespace
= kdur
.get("k8s-namespace")
2450 if kdur
.get("helm-chart"):
2451 kdumodel
= kdur
["helm-chart"]
2452 k8sclustertype
= "helm-chart"
2453 elif kdur
.get("juju-bundle"):
2454 kdumodel
= kdur
["juju-bundle"]
2455 k8sclustertype
= "juju-bundle"
2457 raise LcmException("kdu type for kdu='{}.{}' is neither helm-chart nor "
2458 "juju-bundle. Maybe an old NBI version is running".
2459 format(vnfr_data
["member-vnf-index-ref"], kdur
["kdu-name"]))
2460 # check if kdumodel is a file and exists
2462 storage
= deep_get(db_vnfds
.get(vnfd_id
), ('_admin', 'storage'))
2463 if storage
and storage
.get('pkg-dir'): # may be not present if vnfd has not artifacts
2464 # path format: /vnfdid/pkkdir/helm-charts|juju-bundles/kdumodel
2465 filename
= '{}/{}/{}s/{}'.format(storage
["folder"], storage
["pkg-dir"], k8sclustertype
,
2467 if self
.fs
.file_exists(filename
, mode
='file') or self
.fs
.file_exists(filename
, mode
='dir'):
2468 kdumodel
= self
.fs
.path
+ filename
2469 except (asyncio
.TimeoutError
, asyncio
.CancelledError
):
2471 except Exception: # it is not a file
2474 k8s_cluster_id
= kdur
["k8s-cluster"]["id"]
2475 step
= "Synchronize repos for k8s cluster '{}'".format(k8s_cluster_id
)
2476 cluster_uuid
= _get_cluster_id(k8s_cluster_id
, k8sclustertype
)
2478 if k8sclustertype
== "helm-chart" and cluster_uuid
not in updated_cluster_list
:
2479 del_repo_list
, added_repo_dict
= await asyncio
.ensure_future(
2480 self
.k8sclusterhelm
.synchronize_repos(cluster_uuid
=cluster_uuid
))
2481 if del_repo_list
or added_repo_dict
:
2482 unset
= {'_admin.helm_charts_added.' + item
: None for item
in del_repo_list
}
2483 updated
= {'_admin.helm_charts_added.' +
2484 item
: name
for item
, name
in added_repo_dict
.items()}
2485 self
.logger
.debug(logging_text
+ "repos synchronized on k8s cluster '{}' to_delete: {}, "
2486 "to_add: {}".format(k8s_cluster_id
, del_repo_list
,
2488 self
.db
.set_one("k8sclusters", {"_id": k8s_cluster_id
}, updated
, unset
=unset
)
2489 updated_cluster_list
.append(cluster_uuid
)
2491 step
= "Instantiating KDU {}.{} in k8s cluster {}".format(vnfr_data
["member-vnf-index-ref"],
2492 kdur
["kdu-name"], k8s_cluster_id
)
2494 k8s_instace_info
= {"kdu-instance": None,
2495 "k8scluster-uuid": cluster_uuid
,
2496 "k8scluster-type": k8sclustertype
,
2497 "member-vnf-index": vnfr_data
["member-vnf-index-ref"],
2498 "kdu-name": kdur
["kdu-name"],
2499 "kdu-model": kdumodel
,
2500 "namespace": namespace
}
2501 db_path
= "_admin.deployed.K8s.{}".format(index
)
2502 db_nsr_update
[db_path
] = k8s_instace_info
2503 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2505 db_dict
= {"collection": "nsrs",
2506 "filter": {"_id": nsr_id
},
2509 task
= asyncio
.ensure_future(
2510 self
.k8scluster_map
[k8sclustertype
].install(cluster_uuid
=cluster_uuid
, kdu_model
=kdumodel
,
2511 atomic
=True, params
=desc_params
,
2512 db_dict
=db_dict
, timeout
=600,
2513 kdu_name
=kdur
["kdu-name"], namespace
=namespace
))
2515 task
.add_done_callback(partial(self
._write
_db
_callback
, item
="nsrs", _id
=nsr_id
,
2516 on_done
=db_path
+ ".kdu-instance",
2517 on_exc
=db_path
+ ".detailed-status"))
2518 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
, "instantiate_KDU-{}".format(index
), task
)
2519 task_instantiation_info
[task
] = "Deploying KDU {}".format(kdur
["kdu-name"])
2523 except (LcmException
, asyncio
.CancelledError
):
2525 except Exception as e
:
2526 msg
= "Exception {} while {}: {}".format(type(e
).__name
__, step
, e
)
2527 if isinstance(e
, (N2VCException
, DbException
)):
2528 self
.logger
.error(logging_text
+ msg
)
2530 self
.logger
.critical(logging_text
+ msg
, exc_info
=True)
2531 raise LcmException(msg
)
2534 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2536 def _deploy_n2vc(self
, logging_text
, db_nsr
, db_vnfr
, nslcmop_id
, nsr_id
, nsi_id
, vnfd_id
, vdu_id
,
2537 kdu_name
, member_vnf_index
, vdu_index
, vdu_name
, deploy_params
, descriptor_config
,
2538 base_folder
, task_instantiation_info
, stage
):
2539 # launch instantiate_N2VC in a asyncio task and register task object
2540 # Look where information of this charm is at database <nsrs>._admin.deployed.VCA
2541 # if not found, create one entry and update database
2542 # fill db_nsr._admin.deployed.VCA.<index>
2544 self
.logger
.debug(logging_text
+ "_deploy_n2vc vnfd_id={}, vdu_id={}".format(vnfd_id
, vdu_id
))
2545 if descriptor_config
.get("juju"): # There is one execution envioronment of type juju
2546 ee_list
= [descriptor_config
]
2547 elif descriptor_config
.get("execution-environment-list"):
2548 ee_list
= descriptor_config
.get("execution-environment-list")
2549 else: # other types as script are not supported
2552 for ee_item
in ee_list
:
2553 self
.logger
.debug(logging_text
+ "_deploy_n2vc ee_item juju={}, helm={}".format(ee_item
.get('juju'),
2554 ee_item
.get("helm-chart")))
2555 ee_descriptor_id
= ee_item
.get("id")
2556 if ee_item
.get("juju"):
2557 vca_name
= ee_item
['juju'].get('charm')
2558 vca_type
= "lxc_proxy_charm" if ee_item
['juju'].get('charm') is not None else "native_charm"
2559 if ee_item
['juju'].get('cloud') == "k8s":
2560 vca_type
= "k8s_proxy_charm"
2561 elif ee_item
['juju'].get('proxy') is False:
2562 vca_type
= "native_charm"
2563 elif ee_item
.get("helm-chart"):
2564 vca_name
= ee_item
['helm-chart']
2567 self
.logger
.debug(logging_text
+ "skipping non juju neither charm configuration")
2571 for vca_index
, vca_deployed
in enumerate(db_nsr
["_admin"]["deployed"]["VCA"]):
2572 if not vca_deployed
:
2574 if vca_deployed
.get("member-vnf-index") == member_vnf_index
and \
2575 vca_deployed
.get("vdu_id") == vdu_id
and \
2576 vca_deployed
.get("kdu_name") == kdu_name
and \
2577 vca_deployed
.get("vdu_count_index", 0) == vdu_index
and \
2578 vca_deployed
.get("ee_descriptor_id") == ee_descriptor_id
:
2581 # not found, create one.
2582 target
= "ns" if not member_vnf_index
else "vnf/{}".format(member_vnf_index
)
2584 target
+= "/vdu/{}/{}".format(vdu_id
, vdu_index
or 0)
2586 target
+= "/kdu/{}".format(kdu_name
)
2588 "target_element": target
,
2589 # ^ target_element will replace member-vnf-index, kdu_name, vdu_id ... in a single string
2590 "member-vnf-index": member_vnf_index
,
2592 "kdu_name": kdu_name
,
2593 "vdu_count_index": vdu_index
,
2594 "operational-status": "init", # TODO revise
2595 "detailed-status": "", # TODO revise
2596 "step": "initial-deploy", # TODO revise
2598 "vdu_name": vdu_name
,
2600 "ee_descriptor_id": ee_descriptor_id
2604 # create VCA and configurationStatus in db
2606 "_admin.deployed.VCA.{}".format(vca_index
): vca_deployed
,
2607 "configurationStatus.{}".format(vca_index
): dict()
2609 self
.update_db_2("nsrs", nsr_id
, db_dict
)
2611 db_nsr
["_admin"]["deployed"]["VCA"].append(vca_deployed
)
2614 task_n2vc
= asyncio
.ensure_future(
2615 self
.instantiate_N2VC(
2616 logging_text
=logging_text
,
2617 vca_index
=vca_index
,
2623 vdu_index
=vdu_index
,
2624 deploy_params
=deploy_params
,
2625 config_descriptor
=descriptor_config
,
2626 base_folder
=base_folder
,
2627 nslcmop_id
=nslcmop_id
,
2631 ee_config_descriptor
=ee_item
2634 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
, "instantiate_N2VC-{}".format(vca_index
), task_n2vc
)
2635 task_instantiation_info
[task_n2vc
] = self
.task_name_deploy_vca
+ " {}.{}".format(
2636 member_vnf_index
or "", vdu_id
or "")
2639 def _get_terminate_config_primitive(primitive_list
, vca_deployed
):
2640 """ Get a sorted terminate config primitive list. In case ee_descriptor_id is present at vca_deployed,
2641 it get only those primitives for this execution envirom"""
2643 primitive_list
= primitive_list
or []
2644 # filter primitives by ee_descriptor_id
2645 ee_descriptor_id
= vca_deployed
.get("ee_descriptor_id")
2646 primitive_list
= [p
for p
in primitive_list
if p
.get("execution-environment-ref") == ee_descriptor_id
]
2649 primitive_list
.sort(key
=lambda val
: int(val
['seq']))
2651 return primitive_list
2654 def _create_nslcmop(nsr_id
, operation
, params
):
2656 Creates a ns-lcm-opp content to be stored at database.
2657 :param nsr_id: internal id of the instance
2658 :param operation: instantiate, terminate, scale, action, ...
2659 :param params: user parameters for the operation
2660 :return: dictionary following SOL005 format
2662 # Raise exception if invalid arguments
2663 if not (nsr_id
and operation
and params
):
2665 "Parameters 'nsr_id', 'operation' and 'params' needed to create primitive not provided")
2671 # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
2672 "operationState": "PROCESSING",
2673 "statusEnteredTime": now
,
2674 "nsInstanceId": nsr_id
,
2675 "lcmOperationType": operation
,
2677 "isAutomaticInvocation": False,
2678 "operationParams": params
,
2679 "isCancelPending": False,
2681 "self": "/osm/nslcm/v1/ns_lcm_op_occs/" + _id
,
2682 "nsInstance": "/osm/nslcm/v1/ns_instances/" + nsr_id
,
2687 def _format_additional_params(self
, params
):
2688 params
= params
or {}
2689 for key
, value
in params
.items():
2690 if str(value
).startswith("!!yaml "):
2691 params
[key
] = yaml
.safe_load(value
[7:])
2694 def _get_terminate_primitive_params(self
, seq
, vnf_index
):
2695 primitive
= seq
.get('name')
2696 primitive_params
= {}
2698 "member_vnf_index": vnf_index
,
2699 "primitive": primitive
,
2700 "primitive_params": primitive_params
,
2703 return self
._map
_primitive
_params
(seq
, params
, desc_params
)
2707 def _retry_or_skip_suboperation(self
, db_nslcmop
, op_index
):
2708 op
= deep_get(db_nslcmop
, ('_admin', 'operations'), [])[op_index
]
2709 if op
.get('operationState') == 'COMPLETED':
2710 # b. Skip sub-operation
2711 # _ns_execute_primitive() or RO.create_action() will NOT be executed
2712 return self
.SUBOPERATION_STATUS_SKIP
2714 # c. retry executing sub-operation
2715 # The sub-operation exists, and operationState != 'COMPLETED'
2716 # Update operationState = 'PROCESSING' to indicate a retry.
2717 operationState
= 'PROCESSING'
2718 detailed_status
= 'In progress'
2719 self
._update
_suboperation
_status
(
2720 db_nslcmop
, op_index
, operationState
, detailed_status
)
2721 # Return the sub-operation index
2722 # _ns_execute_primitive() or RO.create_action() will be called from scale()
2723 # with arguments extracted from the sub-operation
2726 # Find a sub-operation where all keys in a matching dictionary must match
2727 # Returns the index of the matching sub-operation, or SUBOPERATION_STATUS_NOT_FOUND if no match
2728 def _find_suboperation(self
, db_nslcmop
, match
):
2729 if db_nslcmop
and match
:
2730 op_list
= db_nslcmop
.get('_admin', {}).get('operations', [])
2731 for i
, op
in enumerate(op_list
):
2732 if all(op
.get(k
) == match
[k
] for k
in match
):
2734 return self
.SUBOPERATION_STATUS_NOT_FOUND
2736 # Update status for a sub-operation given its index
2737 def _update_suboperation_status(self
, db_nslcmop
, op_index
, operationState
, detailed_status
):
2738 # Update DB for HA tasks
2739 q_filter
= {'_id': db_nslcmop
['_id']}
2740 update_dict
= {'_admin.operations.{}.operationState'.format(op_index
): operationState
,
2741 '_admin.operations.{}.detailed-status'.format(op_index
): detailed_status
}
2742 self
.db
.set_one("nslcmops",
2744 update_dict
=update_dict
,
2745 fail_on_empty
=False)
2747 # Add sub-operation, return the index of the added sub-operation
2748 # Optionally, set operationState, detailed-status, and operationType
2749 # Status and type are currently set for 'scale' sub-operations:
2750 # 'operationState' : 'PROCESSING' | 'COMPLETED' | 'FAILED'
2751 # 'detailed-status' : status message
2752 # 'operationType': may be any type, in the case of scaling: 'PRE-SCALE' | 'POST-SCALE'
2753 # Status and operation type are currently only used for 'scale', but NOT for 'terminate' sub-operations.
2754 def _add_suboperation(self
, db_nslcmop
, vnf_index
, vdu_id
, vdu_count_index
, vdu_name
, primitive
,
2755 mapped_primitive_params
, operationState
=None, detailed_status
=None, operationType
=None,
2756 RO_nsr_id
=None, RO_scaling_info
=None):
2758 return self
.SUBOPERATION_STATUS_NOT_FOUND
2759 # Get the "_admin.operations" list, if it exists
2760 db_nslcmop_admin
= db_nslcmop
.get('_admin', {})
2761 op_list
= db_nslcmop_admin
.get('operations')
2762 # Create or append to the "_admin.operations" list
2763 new_op
= {'member_vnf_index': vnf_index
,
2765 'vdu_count_index': vdu_count_index
,
2766 'primitive': primitive
,
2767 'primitive_params': mapped_primitive_params
}
2769 new_op
['operationState'] = operationState
2771 new_op
['detailed-status'] = detailed_status
2773 new_op
['lcmOperationType'] = operationType
2775 new_op
['RO_nsr_id'] = RO_nsr_id
2777 new_op
['RO_scaling_info'] = RO_scaling_info
2779 # No existing operations, create key 'operations' with current operation as first list element
2780 db_nslcmop_admin
.update({'operations': [new_op
]})
2781 op_list
= db_nslcmop_admin
.get('operations')
2783 # Existing operations, append operation to list
2784 op_list
.append(new_op
)
2786 db_nslcmop_update
= {'_admin.operations': op_list
}
2787 self
.update_db_2("nslcmops", db_nslcmop
['_id'], db_nslcmop_update
)
2788 op_index
= len(op_list
) - 1
2791 # Helper methods for scale() sub-operations
2793 # pre-scale/post-scale:
2794 # Check for 3 different cases:
2795 # a. New: First time execution, return SUBOPERATION_STATUS_NEW
2796 # b. Skip: Existing sub-operation exists, operationState == 'COMPLETED', return SUBOPERATION_STATUS_SKIP
2797 # c. retry: Existing sub-operation exists, operationState != 'COMPLETED', return op_index to re-execute
2798 def _check_or_add_scale_suboperation(self
, db_nslcmop
, vnf_index
, vnf_config_primitive
, primitive_params
,
2799 operationType
, RO_nsr_id
=None, RO_scaling_info
=None):
2800 # Find this sub-operation
2801 if RO_nsr_id
and RO_scaling_info
:
2802 operationType
= 'SCALE-RO'
2804 'member_vnf_index': vnf_index
,
2805 'RO_nsr_id': RO_nsr_id
,
2806 'RO_scaling_info': RO_scaling_info
,
2810 'member_vnf_index': vnf_index
,
2811 'primitive': vnf_config_primitive
,
2812 'primitive_params': primitive_params
,
2813 'lcmOperationType': operationType
2815 op_index
= self
._find
_suboperation
(db_nslcmop
, match
)
2816 if op_index
== self
.SUBOPERATION_STATUS_NOT_FOUND
:
2817 # a. New sub-operation
2818 # The sub-operation does not exist, add it.
2819 # _ns_execute_primitive() will be called from scale() as usual, with non-modified arguments
2820 # The following parameters are set to None for all kind of scaling:
2822 vdu_count_index
= None
2824 if RO_nsr_id
and RO_scaling_info
:
2825 vnf_config_primitive
= None
2826 primitive_params
= None
2829 RO_scaling_info
= None
2830 # Initial status for sub-operation
2831 operationState
= 'PROCESSING'
2832 detailed_status
= 'In progress'
2833 # Add sub-operation for pre/post-scaling (zero or more operations)
2834 self
._add
_suboperation
(db_nslcmop
,
2839 vnf_config_primitive
,
2846 return self
.SUBOPERATION_STATUS_NEW
2848 # Return either SUBOPERATION_STATUS_SKIP (operationState == 'COMPLETED'),
2849 # or op_index (operationState != 'COMPLETED')
2850 return self
._retry
_or
_skip
_suboperation
(db_nslcmop
, op_index
)
2852 # Function to return execution_environment id
2854 def _get_ee_id(self
, vnf_index
, vdu_id
, vca_deployed_list
):
2855 # TODO vdu_index_count
2856 for vca
in vca_deployed_list
:
2857 if vca
["member-vnf-index"] == vnf_index
and vca
["vdu_id"] == vdu_id
:
2860 async def destroy_N2VC(self
, logging_text
, db_nslcmop
, vca_deployed
, config_descriptor
,
2861 vca_index
, destroy_ee
=True, exec_primitives
=True):
2863 Execute the terminate primitives and destroy the execution environment (if destroy_ee=False
2864 :param logging_text:
2866 :param vca_deployed: Dictionary of deployment info at db_nsr._admin.depoloyed.VCA.<INDEX>
2867 :param config_descriptor: Configuration descriptor of the NSD, VNFD, VNFD.vdu or VNFD.kdu
2868 :param vca_index: index in the database _admin.deployed.VCA
2869 :param destroy_ee: False to do not destroy, because it will be destroyed all of then at once
2870 :param exec_primitives: False to do not execute terminate primitives, because the config is not completed or has
2871 not executed properly
2872 :return: None or exception
2876 logging_text
+ " vca_index: {}, vca_deployed: {}, config_descriptor: {}, destroy_ee: {}".format(
2877 vca_index
, vca_deployed
, config_descriptor
, destroy_ee
2881 vca_type
= vca_deployed
.get("type", "lxc_proxy_charm")
2883 # execute terminate_primitives
2885 terminate_primitives
= self
._get
_terminate
_config
_primitive
(
2886 config_descriptor
.get("terminate-config-primitive"), vca_deployed
)
2887 vdu_id
= vca_deployed
.get("vdu_id")
2888 vdu_count_index
= vca_deployed
.get("vdu_count_index")
2889 vdu_name
= vca_deployed
.get("vdu_name")
2890 vnf_index
= vca_deployed
.get("member-vnf-index")
2891 if terminate_primitives
and vca_deployed
.get("needed_terminate"):
2892 for seq
in terminate_primitives
:
2893 # For each sequence in list, get primitive and call _ns_execute_primitive()
2894 step
= "Calling terminate action for vnf_member_index={} primitive={}".format(
2895 vnf_index
, seq
.get("name"))
2896 self
.logger
.debug(logging_text
+ step
)
2897 # Create the primitive for each sequence, i.e. "primitive": "touch"
2898 primitive
= seq
.get('name')
2899 mapped_primitive_params
= self
._get
_terminate
_primitive
_params
(seq
, vnf_index
)
2902 self
._add
_suboperation
(db_nslcmop
,
2908 mapped_primitive_params
)
2909 # Sub-operations: Call _ns_execute_primitive() instead of action()
2911 result
, result_detail
= await self
._ns
_execute
_primitive
(vca_deployed
["ee_id"], primitive
,
2912 mapped_primitive_params
,
2914 except LcmException
:
2915 # this happens when VCA is not deployed. In this case it is not needed to terminate
2917 result_ok
= ['COMPLETED', 'PARTIALLY_COMPLETED']
2918 if result
not in result_ok
:
2919 raise LcmException("terminate_primitive {} for vnf_member_index={} fails with "
2920 "error {}".format(seq
.get("name"), vnf_index
, result_detail
))
2921 # set that this VCA do not need terminated
2922 db_update_entry
= "_admin.deployed.VCA.{}.needed_terminate".format(vca_index
)
2923 self
.update_db_2("nsrs", db_nslcmop
["nsInstanceId"], {db_update_entry
: False})
2925 if vca_deployed
.get("prometheus_jobs") and self
.prometheus
:
2926 await self
.prometheus
.update(remove_jobs
=vca_deployed
["prometheus_jobs"])
2929 await self
.vca_map
[vca_type
].delete_execution_environment(vca_deployed
["ee_id"])
2931 async def _delete_all_N2VC(self
, db_nsr
: dict):
2932 self
._write
_all
_config
_status
(db_nsr
=db_nsr
, status
='TERMINATING')
2933 namespace
= "." + db_nsr
["_id"]
2935 await self
.n2vc
.delete_namespace(namespace
=namespace
, total_timeout
=self
.timeout_charm_delete
)
2936 except N2VCNotFound
: # already deleted. Skip
2938 self
._write
_all
_config
_status
(db_nsr
=db_nsr
, status
='DELETED')
2940 async def _terminate_RO(self
, logging_text
, nsr_deployed
, nsr_id
, nslcmop_id
, stage
):
2942 Terminates a deployment from RO
2943 :param logging_text:
2944 :param nsr_deployed: db_nsr._admin.deployed
2947 :param stage: list of string with the content to write on db_nslcmop.detailed-status.
2948 this method will update only the index 2, but it will write on database the concatenated content of the list
2953 ro_nsr_id
= ro_delete_action
= None
2954 if nsr_deployed
and nsr_deployed
.get("RO"):
2955 ro_nsr_id
= nsr_deployed
["RO"].get("nsr_id")
2956 ro_delete_action
= nsr_deployed
["RO"].get("nsr_delete_action_id")
2959 stage
[2] = "Deleting ns from VIM."
2960 db_nsr_update
["detailed-status"] = " ".join(stage
)
2961 self
._write
_op
_status
(nslcmop_id
, stage
)
2962 self
.logger
.debug(logging_text
+ stage
[2])
2963 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2964 self
._write
_op
_status
(nslcmop_id
, stage
)
2965 desc
= await self
.RO
.delete("ns", ro_nsr_id
)
2966 ro_delete_action
= desc
["action_id"]
2967 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = ro_delete_action
2968 db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
2969 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
2970 if ro_delete_action
:
2971 # wait until NS is deleted from VIM
2972 stage
[2] = "Waiting ns deleted from VIM."
2973 detailed_status_old
= None
2974 self
.logger
.debug(logging_text
+ stage
[2] + " RO_id={} ro_delete_action={}".format(ro_nsr_id
,
2976 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2977 self
._write
_op
_status
(nslcmop_id
, stage
)
2979 delete_timeout
= 20 * 60 # 20 minutes
2980 while delete_timeout
> 0:
2981 desc
= await self
.RO
.show(
2983 item_id_name
=ro_nsr_id
,
2984 extra_item
="action",
2985 extra_item_id
=ro_delete_action
)
2988 self
._on
_update
_ro
_db
(nsrs_id
=nsr_id
, ro_descriptor
=desc
)
2990 ns_status
, ns_status_info
= self
.RO
.check_action_status(desc
)
2991 if ns_status
== "ERROR":
2992 raise ROclient
.ROClientException(ns_status_info
)
2993 elif ns_status
== "BUILD":
2994 stage
[2] = "Deleting from VIM {}".format(ns_status_info
)
2995 elif ns_status
== "ACTIVE":
2996 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = None
2997 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
3000 assert False, "ROclient.check_action_status returns unknown {}".format(ns_status
)
3001 if stage
[2] != detailed_status_old
:
3002 detailed_status_old
= stage
[2]
3003 db_nsr_update
["detailed-status"] = " ".join(stage
)
3004 self
._write
_op
_status
(nslcmop_id
, stage
)
3005 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3006 await asyncio
.sleep(5, loop
=self
.loop
)
3008 else: # delete_timeout <= 0:
3009 raise ROclient
.ROClientException("Timeout waiting ns deleted from VIM")
3011 except Exception as e
:
3012 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3013 if isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 404: # not found
3014 db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
3015 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
3016 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = None
3017 self
.logger
.debug(logging_text
+ "RO_ns_id={} already deleted".format(ro_nsr_id
))
3018 elif isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 409: # conflict
3019 failed_detail
.append("delete conflict: {}".format(e
))
3020 self
.logger
.debug(logging_text
+ "RO_ns_id={} delete conflict: {}".format(ro_nsr_id
, e
))
3022 failed_detail
.append("delete error: {}".format(e
))
3023 self
.logger
.error(logging_text
+ "RO_ns_id={} delete error: {}".format(ro_nsr_id
, e
))
3026 if not failed_detail
and deep_get(nsr_deployed
, ("RO", "nsd_id")):
3027 ro_nsd_id
= nsr_deployed
["RO"]["nsd_id"]
3029 stage
[2] = "Deleting nsd from RO."
3030 db_nsr_update
["detailed-status"] = " ".join(stage
)
3031 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3032 self
._write
_op
_status
(nslcmop_id
, stage
)
3033 await self
.RO
.delete("nsd", ro_nsd_id
)
3034 self
.logger
.debug(logging_text
+ "ro_nsd_id={} deleted".format(ro_nsd_id
))
3035 db_nsr_update
["_admin.deployed.RO.nsd_id"] = None
3036 except Exception as e
:
3037 if isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 404: # not found
3038 db_nsr_update
["_admin.deployed.RO.nsd_id"] = None
3039 self
.logger
.debug(logging_text
+ "ro_nsd_id={} already deleted".format(ro_nsd_id
))
3040 elif isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 409: # conflict
3041 failed_detail
.append("ro_nsd_id={} delete conflict: {}".format(ro_nsd_id
, e
))
3042 self
.logger
.debug(logging_text
+ failed_detail
[-1])
3044 failed_detail
.append("ro_nsd_id={} delete error: {}".format(ro_nsd_id
, e
))
3045 self
.logger
.error(logging_text
+ failed_detail
[-1])
3047 if not failed_detail
and deep_get(nsr_deployed
, ("RO", "vnfd")):
3048 for index
, vnf_deployed
in enumerate(nsr_deployed
["RO"]["vnfd"]):
3049 if not vnf_deployed
or not vnf_deployed
["id"]:
3052 ro_vnfd_id
= vnf_deployed
["id"]
3053 stage
[2] = "Deleting member_vnf_index={} ro_vnfd_id={} from RO.".format(
3054 vnf_deployed
["member-vnf-index"], ro_vnfd_id
)
3055 db_nsr_update
["detailed-status"] = " ".join(stage
)
3056 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3057 self
._write
_op
_status
(nslcmop_id
, stage
)
3058 await self
.RO
.delete("vnfd", ro_vnfd_id
)
3059 self
.logger
.debug(logging_text
+ "ro_vnfd_id={} deleted".format(ro_vnfd_id
))
3060 db_nsr_update
["_admin.deployed.RO.vnfd.{}.id".format(index
)] = None
3061 except Exception as e
:
3062 if isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 404: # not found
3063 db_nsr_update
["_admin.deployed.RO.vnfd.{}.id".format(index
)] = None
3064 self
.logger
.debug(logging_text
+ "ro_vnfd_id={} already deleted ".format(ro_vnfd_id
))
3065 elif isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 409: # conflict
3066 failed_detail
.append("ro_vnfd_id={} delete conflict: {}".format(ro_vnfd_id
, e
))
3067 self
.logger
.debug(logging_text
+ failed_detail
[-1])
3069 failed_detail
.append("ro_vnfd_id={} delete error: {}".format(ro_vnfd_id
, e
))
3070 self
.logger
.error(logging_text
+ failed_detail
[-1])
3073 stage
[2] = "Error deleting from VIM"
3075 stage
[2] = "Deleted from VIM"
3076 db_nsr_update
["detailed-status"] = " ".join(stage
)
3077 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3078 self
._write
_op
_status
(nslcmop_id
, stage
)
3081 raise LcmException("; ".join(failed_detail
))
3083 async def terminate(self
, nsr_id
, nslcmop_id
):
3084 # Try to lock HA task here
3085 task_is_locked_by_me
= self
.lcm_tasks
.lock_HA('ns', 'nslcmops', nslcmop_id
)
3086 if not task_is_locked_by_me
:
3089 logging_text
= "Task ns={} terminate={} ".format(nsr_id
, nslcmop_id
)
3090 self
.logger
.debug(logging_text
+ "Enter")
3091 timeout_ns_terminate
= self
.timeout_ns_terminate
3094 operation_params
= None
3096 error_list
= [] # annotates all failed error messages
3097 db_nslcmop_update
= {}
3098 autoremove
= False # autoremove after terminated
3099 tasks_dict_info
= {}
3101 stage
= ["Stage 1/3: Preparing task.", "Waiting for previous operations to terminate.", ""]
3102 # ^ contains [stage, step, VIM-status]
3104 # wait for any previous tasks in process
3105 await self
.lcm_tasks
.waitfor_related_HA("ns", 'nslcmops', nslcmop_id
)
3107 stage
[1] = "Getting nslcmop={} from db.".format(nslcmop_id
)
3108 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
3109 operation_params
= db_nslcmop
.get("operationParams") or {}
3110 if operation_params
.get("timeout_ns_terminate"):
3111 timeout_ns_terminate
= operation_params
["timeout_ns_terminate"]
3112 stage
[1] = "Getting nsr={} from db.".format(nsr_id
)
3113 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
3115 db_nsr_update
["operational-status"] = "terminating"
3116 db_nsr_update
["config-status"] = "terminating"
3117 self
._write
_ns
_status
(
3119 ns_state
="TERMINATING",
3120 current_operation
="TERMINATING",
3121 current_operation_id
=nslcmop_id
,
3122 other_update
=db_nsr_update
3124 self
._write
_op
_status
(
3129 nsr_deployed
= deepcopy(db_nsr
["_admin"].get("deployed")) or {}
3130 if db_nsr
["_admin"]["nsState"] == "NOT_INSTANTIATED":
3133 stage
[1] = "Getting vnf descriptors from db."
3134 db_vnfrs_list
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
3135 db_vnfds_from_id
= {}
3136 db_vnfds_from_member_index
= {}
3138 for vnfr
in db_vnfrs_list
:
3139 vnfd_id
= vnfr
["vnfd-id"]
3140 if vnfd_id
not in db_vnfds_from_id
:
3141 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd_id
})
3142 db_vnfds_from_id
[vnfd_id
] = vnfd
3143 db_vnfds_from_member_index
[vnfr
["member-vnf-index-ref"]] = db_vnfds_from_id
[vnfd_id
]
3145 # Destroy individual execution environments when there are terminating primitives.
3146 # Rest of EE will be deleted at once
3147 # TODO - check before calling _destroy_N2VC
3148 # if not operation_params.get("skip_terminate_primitives"):#
3149 # or not vca.get("needed_terminate"):
3150 stage
[0] = "Stage 2/3 execute terminating primitives."
3151 self
.logger
.debug(logging_text
+ stage
[0])
3152 stage
[1] = "Looking execution environment that needs terminate."
3153 self
.logger
.debug(logging_text
+ stage
[1])
3154 # self.logger.debug("nsr_deployed: {}".format(nsr_deployed))
3155 for vca_index
, vca
in enumerate(get_iterable(nsr_deployed
, "VCA")):
3156 self
.logger
.debug("vca_index: {}, vca: {}".format(vca_index
, vca
))
3157 config_descriptor
= None
3158 if not vca
or not vca
.get("ee_id"):
3160 if not vca
.get("member-vnf-index"):
3162 config_descriptor
= db_nsr
.get("ns-configuration")
3163 elif vca
.get("vdu_id"):
3164 db_vnfd
= db_vnfds_from_member_index
[vca
["member-vnf-index"]]
3165 vdud
= next((vdu
for vdu
in db_vnfd
.get("vdu", ()) if vdu
["id"] == vca
.get("vdu_id")), None)
3167 config_descriptor
= vdud
.get("vdu-configuration")
3168 elif vca
.get("kdu_name"):
3169 db_vnfd
= db_vnfds_from_member_index
[vca
["member-vnf-index"]]
3170 kdud
= next((kdu
for kdu
in db_vnfd
.get("kdu", ()) if kdu
["name"] == vca
.get("kdu_name")), None)
3172 config_descriptor
= kdud
.get("kdu-configuration")
3174 config_descriptor
= db_vnfds_from_member_index
[vca
["member-vnf-index"]].get("vnf-configuration")
3175 vca_type
= vca
.get("type")
3176 exec_terminate_primitives
= (not operation_params
.get("skip_terminate_primitives") and
3177 vca
.get("needed_terminate"))
3178 # For helm we must destroy_ee
3179 destroy_ee
= "True" if vca_type
== "helm" else "False"
3180 task
= asyncio
.ensure_future(
3181 self
.destroy_N2VC(logging_text
, db_nslcmop
, vca
, config_descriptor
, vca_index
,
3182 destroy_ee
, exec_terminate_primitives
))
3183 tasks_dict_info
[task
] = "Terminating VCA {}".format(vca
.get("ee_id"))
3185 # wait for pending tasks of terminate primitives
3187 self
.logger
.debug(logging_text
+ 'Waiting for terminate primitive pending tasks...')
3188 error_list
= await self
._wait
_for
_tasks
(logging_text
, tasks_dict_info
,
3189 min(self
.timeout_charm_delete
, timeout_ns_terminate
),
3192 return # raise LcmException("; ".join(error_list))
3193 tasks_dict_info
.clear()
3195 # remove All execution environments at once
3196 stage
[0] = "Stage 3/3 delete all."
3198 if nsr_deployed
.get("VCA"):
3199 stage
[1] = "Deleting all execution environments."
3200 self
.logger
.debug(logging_text
+ stage
[1])
3201 task_delete_ee
= asyncio
.ensure_future(asyncio
.wait_for(self
._delete
_all
_N
2VC
(db_nsr
=db_nsr
),
3202 timeout
=self
.timeout_charm_delete
))
3203 # task_delete_ee = asyncio.ensure_future(self.n2vc.delete_namespace(namespace="." + nsr_id))
3204 tasks_dict_info
[task_delete_ee
] = "Terminating all VCA"
3206 # Delete from k8scluster
3207 stage
[1] = "Deleting KDUs."
3208 self
.logger
.debug(logging_text
+ stage
[1])
3209 # print(nsr_deployed)
3210 for kdu
in get_iterable(nsr_deployed
, "K8s"):
3211 if not kdu
or not kdu
.get("kdu-instance"):
3213 kdu_instance
= kdu
.get("kdu-instance")
3214 if kdu
.get("k8scluster-type") in self
.k8scluster_map
:
3215 task_delete_kdu_instance
= asyncio
.ensure_future(
3216 self
.k8scluster_map
[kdu
["k8scluster-type"]].uninstall(
3217 cluster_uuid
=kdu
.get("k8scluster-uuid"),
3218 kdu_instance
=kdu_instance
))
3220 self
.logger
.error(logging_text
+ "Unknown k8s deployment type {}".
3221 format(kdu
.get("k8scluster-type")))
3223 tasks_dict_info
[task_delete_kdu_instance
] = "Terminating KDU '{}'".format(kdu
.get("kdu-name"))
3226 stage
[1] = "Deleting ns from VIM."
3228 task_delete_ro
= asyncio
.ensure_future(
3229 self
._terminate
_ng
_ro
(logging_text
, nsr_deployed
, nsr_id
, nslcmop_id
, stage
))
3231 task_delete_ro
= asyncio
.ensure_future(
3232 self
._terminate
_RO
(logging_text
, nsr_deployed
, nsr_id
, nslcmop_id
, stage
))
3233 tasks_dict_info
[task_delete_ro
] = "Removing deployment from VIM"
3235 # rest of staff will be done at finally
3237 except (ROclient
.ROClientException
, DbException
, LcmException
, N2VCException
) as e
:
3238 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
3240 except asyncio
.CancelledError
:
3241 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(stage
[1]))
3242 exc
= "Operation was cancelled"
3243 except Exception as e
:
3244 exc
= traceback
.format_exc()
3245 self
.logger
.critical(logging_text
+ "Exit Exception while '{}': {}".format(stage
[1], e
), exc_info
=True)
3248 error_list
.append(str(exc
))
3250 # wait for pending tasks
3252 stage
[1] = "Waiting for terminate pending tasks."
3253 self
.logger
.debug(logging_text
+ stage
[1])
3254 error_list
+= await self
._wait
_for
_tasks
(logging_text
, tasks_dict_info
, timeout_ns_terminate
,
3256 stage
[1] = stage
[2] = ""
3257 except asyncio
.CancelledError
:
3258 error_list
.append("Cancelled")
3259 # TODO cancell all tasks
3260 except Exception as exc
:
3261 error_list
.append(str(exc
))
3262 # update status at database
3264 error_detail
= "; ".join(error_list
)
3265 # self.logger.error(logging_text + error_detail)
3266 error_description_nslcmop
= 'Stage: {}. Detail: {}'.format(stage
[0], error_detail
)
3267 error_description_nsr
= 'Operation: TERMINATING.{}, Stage {}.'.format(nslcmop_id
, stage
[0])
3269 db_nsr_update
["operational-status"] = "failed"
3270 db_nsr_update
["detailed-status"] = error_description_nsr
+ " Detail: " + error_detail
3271 db_nslcmop_update
["detailed-status"] = error_detail
3272 nslcmop_operation_state
= "FAILED"
3276 error_description_nsr
= error_description_nslcmop
= None
3277 ns_state
= "NOT_INSTANTIATED"
3278 db_nsr_update
["operational-status"] = "terminated"
3279 db_nsr_update
["detailed-status"] = "Done"
3280 db_nsr_update
["_admin.nsState"] = "NOT_INSTANTIATED"
3281 db_nslcmop_update
["detailed-status"] = "Done"
3282 nslcmop_operation_state
= "COMPLETED"
3285 self
._write
_ns
_status
(
3288 current_operation
="IDLE",
3289 current_operation_id
=None,
3290 error_description
=error_description_nsr
,
3291 error_detail
=error_detail
,
3292 other_update
=db_nsr_update
3294 self
._write
_op
_status
(
3297 error_message
=error_description_nslcmop
,
3298 operation_state
=nslcmop_operation_state
,
3299 other_update
=db_nslcmop_update
,
3301 if operation_params
:
3302 autoremove
= operation_params
.get("autoremove", False)
3303 if nslcmop_operation_state
:
3305 await self
.msg
.aiowrite("ns", "terminated", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
3306 "operationState": nslcmop_operation_state
,
3307 "autoremove": autoremove
},
3309 except Exception as e
:
3310 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
3312 self
.logger
.debug(logging_text
+ "Exit")
3313 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_terminate")
3315 async def _wait_for_tasks(self
, logging_text
, created_tasks_info
, timeout
, stage
, nslcmop_id
, nsr_id
=None):
3317 error_detail_list
= []
3319 pending_tasks
= list(created_tasks_info
.keys())
3320 num_tasks
= len(pending_tasks
)
3322 stage
[1] = "{}/{}.".format(num_done
, num_tasks
)
3323 self
._write
_op
_status
(nslcmop_id
, stage
)
3324 while pending_tasks
:
3326 _timeout
= timeout
+ time_start
- time()
3327 done
, pending_tasks
= await asyncio
.wait(pending_tasks
, timeout
=_timeout
,
3328 return_when
=asyncio
.FIRST_COMPLETED
)
3329 num_done
+= len(done
)
3330 if not done
: # Timeout
3331 for task
in pending_tasks
:
3332 new_error
= created_tasks_info
[task
] + ": Timeout"
3333 error_detail_list
.append(new_error
)
3334 error_list
.append(new_error
)
3337 if task
.cancelled():
3340 exc
= task
.exception()
3342 if isinstance(exc
, asyncio
.TimeoutError
):
3344 new_error
= created_tasks_info
[task
] + ": {}".format(exc
)
3345 error_list
.append(created_tasks_info
[task
])
3346 error_detail_list
.append(new_error
)
3347 if isinstance(exc
, (str, DbException
, N2VCException
, ROclient
.ROClientException
, LcmException
,
3349 self
.logger
.error(logging_text
+ new_error
)
3351 exc_traceback
= "".join(traceback
.format_exception(None, exc
, exc
.__traceback
__))
3352 self
.logger
.error(logging_text
+ created_tasks_info
[task
] + exc_traceback
)
3354 self
.logger
.debug(logging_text
+ created_tasks_info
[task
] + ": Done")
3355 stage
[1] = "{}/{}.".format(num_done
, num_tasks
)
3357 stage
[1] += " Errors: " + ". ".join(error_detail_list
) + "."
3358 if nsr_id
: # update also nsr
3359 self
.update_db_2("nsrs", nsr_id
, {"errorDescription": "Error at: " + ", ".join(error_list
),
3360 "errorDetail": ". ".join(error_detail_list
)})
3361 self
._write
_op
_status
(nslcmop_id
, stage
)
3362 return error_detail_list
3365 def _map_primitive_params(primitive_desc
, params
, instantiation_params
):
3367 Generates the params to be provided to charm before executing primitive. If user does not provide a parameter,
3368 The default-value is used. If it is between < > it look for a value at instantiation_params
3369 :param primitive_desc: portion of VNFD/NSD that describes primitive
3370 :param params: Params provided by user
3371 :param instantiation_params: Instantiation params provided by user
3372 :return: a dictionary with the calculated params
3374 calculated_params
= {}
3375 for parameter
in primitive_desc
.get("parameter", ()):
3376 param_name
= parameter
["name"]
3377 if param_name
in params
:
3378 calculated_params
[param_name
] = params
[param_name
]
3379 elif "default-value" in parameter
or "value" in parameter
:
3380 if "value" in parameter
:
3381 calculated_params
[param_name
] = parameter
["value"]
3383 calculated_params
[param_name
] = parameter
["default-value"]
3384 if isinstance(calculated_params
[param_name
], str) and calculated_params
[param_name
].startswith("<") \
3385 and calculated_params
[param_name
].endswith(">"):
3386 if calculated_params
[param_name
][1:-1] in instantiation_params
:
3387 calculated_params
[param_name
] = instantiation_params
[calculated_params
[param_name
][1:-1]]
3389 raise LcmException("Parameter {} needed to execute primitive {} not provided".
3390 format(calculated_params
[param_name
], primitive_desc
["name"]))
3392 raise LcmException("Parameter {} needed to execute primitive {} not provided".
3393 format(param_name
, primitive_desc
["name"]))
3395 if isinstance(calculated_params
[param_name
], (dict, list, tuple)):
3396 calculated_params
[param_name
] = yaml
.safe_dump(calculated_params
[param_name
], default_flow_style
=True,
3398 elif isinstance(calculated_params
[param_name
], str) and calculated_params
[param_name
].startswith("!!yaml "):
3399 calculated_params
[param_name
] = calculated_params
[param_name
][7:]
3401 # add always ns_config_info if primitive name is config
3402 if primitive_desc
["name"] == "config":
3403 if "ns_config_info" in instantiation_params
:
3404 calculated_params
["ns_config_info"] = instantiation_params
["ns_config_info"]
3405 return calculated_params
3407 def _look_for_deployed_vca(self
, deployed_vca
, member_vnf_index
, vdu_id
, vdu_count_index
, kdu_name
=None,
3408 ee_descriptor_id
=None):
3409 # find vca_deployed record for this action. Raise LcmException if not found or there is not any id.
3410 for vca
in deployed_vca
:
3413 if member_vnf_index
!= vca
["member-vnf-index"] or vdu_id
!= vca
["vdu_id"]:
3415 if vdu_count_index
is not None and vdu_count_index
!= vca
["vdu_count_index"]:
3417 if kdu_name
and kdu_name
!= vca
["kdu_name"]:
3419 if ee_descriptor_id
and ee_descriptor_id
!= vca
["ee_descriptor_id"]:
3423 # vca_deployed not found
3424 raise LcmException("charm for member_vnf_index={} vdu_id={}.{} kdu_name={} execution-environment-list.id={}"
3425 " is not deployed".format(member_vnf_index
, vdu_id
, vdu_count_index
, kdu_name
,
3429 ee_id
= vca
.get("ee_id")
3430 vca_type
= vca
.get("type", "lxc_proxy_charm") # default value for backward compatibility - proxy charm
3432 raise LcmException("charm for member_vnf_index={} vdu_id={} kdu_name={} vdu_count_index={} has not "
3433 "execution environment"
3434 .format(member_vnf_index
, vdu_id
, kdu_name
, vdu_count_index
))
3435 return ee_id
, vca_type
3437 async def _ns_execute_primitive(self
, ee_id
, primitive
, primitive_params
, retries
=0,
3438 retries_interval
=30, timeout
=None,
3439 vca_type
=None, db_dict
=None) -> (str, str):
3441 if primitive
== "config":
3442 primitive_params
= {"params": primitive_params
}
3444 vca_type
= vca_type
or "lxc_proxy_charm"
3448 output
= await asyncio
.wait_for(
3449 self
.vca_map
[vca_type
].exec_primitive(
3451 primitive_name
=primitive
,
3452 params_dict
=primitive_params
,
3453 progress_timeout
=self
.timeout_progress_primitive
,
3454 total_timeout
=self
.timeout_primitive
,
3456 timeout
=timeout
or self
.timeout_primitive
)
3459 except asyncio
.CancelledError
:
3461 except Exception as e
: # asyncio.TimeoutError
3462 if isinstance(e
, asyncio
.TimeoutError
):
3466 self
.logger
.debug('Error executing action {} on {} -> {}'.format(primitive
, ee_id
, e
))
3468 await asyncio
.sleep(retries_interval
, loop
=self
.loop
)
3470 return 'FAILED', str(e
)
3472 return 'COMPLETED', output
3474 except (LcmException
, asyncio
.CancelledError
):
3476 except Exception as e
:
3477 return 'FAIL', 'Error executing action {}: {}'.format(primitive
, e
)
3479 async def action(self
, nsr_id
, nslcmop_id
):
3481 # Try to lock HA task here
3482 task_is_locked_by_me
= self
.lcm_tasks
.lock_HA('ns', 'nslcmops', nslcmop_id
)
3483 if not task_is_locked_by_me
:
3486 logging_text
= "Task ns={} action={} ".format(nsr_id
, nslcmop_id
)
3487 self
.logger
.debug(logging_text
+ "Enter")
3488 # get all needed from database
3492 db_nslcmop_update
= {}
3493 nslcmop_operation_state
= None
3494 error_description_nslcmop
= None
3497 # wait for any previous tasks in process
3498 step
= "Waiting for previous operations to terminate"
3499 await self
.lcm_tasks
.waitfor_related_HA('ns', 'nslcmops', nslcmop_id
)
3501 self
._write
_ns
_status
(
3504 current_operation
="RUNNING ACTION",
3505 current_operation_id
=nslcmop_id
3508 step
= "Getting information from database"
3509 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
3510 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
3512 nsr_deployed
= db_nsr
["_admin"].get("deployed")
3513 vnf_index
= db_nslcmop
["operationParams"].get("member_vnf_index")
3514 vdu_id
= db_nslcmop
["operationParams"].get("vdu_id")
3515 kdu_name
= db_nslcmop
["operationParams"].get("kdu_name")
3516 vdu_count_index
= db_nslcmop
["operationParams"].get("vdu_count_index")
3517 primitive
= db_nslcmop
["operationParams"]["primitive"]
3518 primitive_params
= db_nslcmop
["operationParams"]["primitive_params"]
3519 timeout_ns_action
= db_nslcmop
["operationParams"].get("timeout_ns_action", self
.timeout_primitive
)
3522 step
= "Getting vnfr from database"
3523 db_vnfr
= self
.db
.get_one("vnfrs", {"member-vnf-index-ref": vnf_index
, "nsr-id-ref": nsr_id
})
3524 step
= "Getting vnfd from database"
3525 db_vnfd
= self
.db
.get_one("vnfds", {"_id": db_vnfr
["vnfd-id"]})
3527 step
= "Getting nsd from database"
3528 db_nsd
= self
.db
.get_one("nsds", {"_id": db_nsr
["nsd-id"]})
3530 # for backward compatibility
3531 if nsr_deployed
and isinstance(nsr_deployed
.get("VCA"), dict):
3532 nsr_deployed
["VCA"] = list(nsr_deployed
["VCA"].values())
3533 db_nsr_update
["_admin.deployed.VCA"] = nsr_deployed
["VCA"]
3534 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3536 # look for primitive
3537 config_primitive_desc
= descriptor_configuration
= None
3539 for vdu
in get_iterable(db_vnfd
, "vdu"):
3540 if vdu_id
== vdu
["id"]:
3541 descriptor_configuration
= vdu
.get("vdu-configuration")
3544 for kdu
in get_iterable(db_vnfd
, "kdu"):
3545 if kdu_name
== kdu
["name"]:
3546 descriptor_configuration
= kdu
.get("kdu-configuration")
3549 descriptor_configuration
= db_vnfd
.get("vnf-configuration")
3551 descriptor_configuration
= db_nsd
.get("ns-configuration")
3553 if descriptor_configuration
and descriptor_configuration
.get("config-primitive"):
3554 for config_primitive
in descriptor_configuration
["config-primitive"]:
3555 if config_primitive
["name"] == primitive
:
3556 config_primitive_desc
= config_primitive
3559 if not config_primitive_desc
and not (kdu_name
and primitive
in ("upgrade", "rollback", "status")):
3560 raise LcmException("Primitive {} not found at [ns|vnf|vdu]-configuration:config-primitive ".
3562 primitive_name
= config_primitive_desc
.get("execution-environment-primitive", primitive
)
3563 ee_descriptor_id
= config_primitive_desc
.get("execution-environment-ref")
3567 vdur
= next((x
for x
in db_vnfr
["vdur"] if x
["vdu-id-ref"] == vdu_id
), None)
3568 desc_params
= self
._format
_additional
_params
(vdur
.get("additionalParams"))
3570 kdur
= next((x
for x
in db_vnfr
["kdur"] if x
["kdu-name"] == kdu_name
), None)
3571 desc_params
= self
._format
_additional
_params
(kdur
.get("additionalParams"))
3573 desc_params
= self
._format
_additional
_params
(db_vnfr
.get("additionalParamsForVnf"))
3575 desc_params
= self
._format
_additional
_params
(db_nsr
.get("additionalParamsForNs"))
3578 kdu_action
= True if not deep_get(kdu
, ("kdu-configuration", "juju")) else False
3580 # TODO check if ns is in a proper status
3581 if kdu_name
and (primitive_name
in ("upgrade", "rollback", "status") or kdu_action
):
3582 # kdur and desc_params already set from before
3583 if primitive_params
:
3584 desc_params
.update(primitive_params
)
3585 # TODO Check if we will need something at vnf level
3586 for index
, kdu
in enumerate(get_iterable(nsr_deployed
, "K8s")):
3587 if kdu_name
== kdu
["kdu-name"] and kdu
["member-vnf-index"] == vnf_index
:
3590 raise LcmException("KDU '{}' for vnf '{}' not deployed".format(kdu_name
, vnf_index
))
3592 if kdu
.get("k8scluster-type") not in self
.k8scluster_map
:
3593 msg
= "unknown k8scluster-type '{}'".format(kdu
.get("k8scluster-type"))
3594 raise LcmException(msg
)
3596 db_dict
= {"collection": "nsrs",
3597 "filter": {"_id": nsr_id
},
3598 "path": "_admin.deployed.K8s.{}".format(index
)}
3599 self
.logger
.debug(logging_text
+ "Exec k8s {} on {}.{}".format(primitive_name
, vnf_index
, kdu_name
))
3600 step
= "Executing kdu {}".format(primitive_name
)
3601 if primitive_name
== "upgrade":
3602 if desc_params
.get("kdu_model"):
3603 kdu_model
= desc_params
.get("kdu_model")
3604 del desc_params
["kdu_model"]
3606 kdu_model
= kdu
.get("kdu-model")
3607 parts
= kdu_model
.split(sep
=":")
3609 kdu_model
= parts
[0]
3611 detailed_status
= await asyncio
.wait_for(
3612 self
.k8scluster_map
[kdu
["k8scluster-type"]].upgrade(
3613 cluster_uuid
=kdu
.get("k8scluster-uuid"),
3614 kdu_instance
=kdu
.get("kdu-instance"),
3615 atomic
=True, kdu_model
=kdu_model
,
3616 params
=desc_params
, db_dict
=db_dict
,
3617 timeout
=timeout_ns_action
),
3618 timeout
=timeout_ns_action
+ 10)
3619 self
.logger
.debug(logging_text
+ " Upgrade of kdu {} done".format(detailed_status
))
3620 elif primitive_name
== "rollback":
3621 detailed_status
= await asyncio
.wait_for(
3622 self
.k8scluster_map
[kdu
["k8scluster-type"]].rollback(
3623 cluster_uuid
=kdu
.get("k8scluster-uuid"),
3624 kdu_instance
=kdu
.get("kdu-instance"),
3626 timeout
=timeout_ns_action
)
3627 elif primitive_name
== "status":
3628 detailed_status
= await asyncio
.wait_for(
3629 self
.k8scluster_map
[kdu
["k8scluster-type"]].status_kdu(
3630 cluster_uuid
=kdu
.get("k8scluster-uuid"),
3631 kdu_instance
=kdu
.get("kdu-instance")),
3632 timeout
=timeout_ns_action
)
3634 kdu_instance
= kdu
.get("kdu-instance") or "{}-{}".format(kdu
["kdu-name"], nsr_id
)
3635 params
= self
._map
_primitive
_params
(config_primitive_desc
, primitive_params
, desc_params
)
3637 detailed_status
= await asyncio
.wait_for(
3638 self
.k8scluster_map
[kdu
["k8scluster-type"]].exec_primitive(
3639 cluster_uuid
=kdu
.get("k8scluster-uuid"),
3640 kdu_instance
=kdu_instance
,
3641 primitive_name
=primitive_name
,
3642 params
=params
, db_dict
=db_dict
,
3643 timeout
=timeout_ns_action
),
3644 timeout
=timeout_ns_action
)
3647 nslcmop_operation_state
= 'COMPLETED'
3649 detailed_status
= ''
3650 nslcmop_operation_state
= 'FAILED'
3652 ee_id
, vca_type
= self
._look
_for
_deployed
_vca
(nsr_deployed
["VCA"],
3653 member_vnf_index
=vnf_index
,
3655 vdu_count_index
=vdu_count_index
,
3656 ee_descriptor_id
=ee_descriptor_id
)
3657 db_nslcmop_notif
= {"collection": "nslcmops",
3658 "filter": {"_id": nslcmop_id
},
3659 "path": "admin.VCA"}
3660 nslcmop_operation_state
, detailed_status
= await self
._ns
_execute
_primitive
(
3662 primitive
=primitive_name
,
3663 primitive_params
=self
._map
_primitive
_params
(config_primitive_desc
, primitive_params
, desc_params
),
3664 timeout
=timeout_ns_action
,
3666 db_dict
=db_nslcmop_notif
)
3668 db_nslcmop_update
["detailed-status"] = detailed_status
3669 error_description_nslcmop
= detailed_status
if nslcmop_operation_state
== "FAILED" else ""
3670 self
.logger
.debug(logging_text
+ " task Done with result {} {}".format(nslcmop_operation_state
,
3672 return # database update is called inside finally
3674 except (DbException
, LcmException
, N2VCException
, K8sException
) as e
:
3675 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
3677 except asyncio
.CancelledError
:
3678 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
3679 exc
= "Operation was cancelled"
3680 except asyncio
.TimeoutError
:
3681 self
.logger
.error(logging_text
+ "Timeout while '{}'".format(step
))
3683 except Exception as e
:
3684 exc
= traceback
.format_exc()
3685 self
.logger
.critical(logging_text
+ "Exit Exception {} {}".format(type(e
).__name
__, e
), exc_info
=True)
3688 db_nslcmop_update
["detailed-status"] = detailed_status
= error_description_nslcmop
= \
3689 "FAILED {}: {}".format(step
, exc
)
3690 nslcmop_operation_state
= "FAILED"
3692 self
._write
_ns
_status
(
3694 ns_state
=db_nsr
["nsState"], # TODO check if degraded. For the moment use previous status
3695 current_operation
="IDLE",
3696 current_operation_id
=None,
3697 # error_description=error_description_nsr,
3698 # error_detail=error_detail,
3699 other_update
=db_nsr_update
3702 self
._write
_op
_status
(
3705 error_message
=error_description_nslcmop
,
3706 operation_state
=nslcmop_operation_state
,
3707 other_update
=db_nslcmop_update
,
3710 if nslcmop_operation_state
:
3712 await self
.msg
.aiowrite("ns", "actioned", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
3713 "operationState": nslcmop_operation_state
},
3715 except Exception as e
:
3716 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
3717 self
.logger
.debug(logging_text
+ "Exit")
3718 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_action")
3719 return nslcmop_operation_state
, detailed_status
3721 async def scale(self
, nsr_id
, nslcmop_id
):
3723 # Try to lock HA task here
3724 task_is_locked_by_me
= self
.lcm_tasks
.lock_HA('ns', 'nslcmops', nslcmop_id
)
3725 if not task_is_locked_by_me
:
3728 logging_text
= "Task ns={} scale={} ".format(nsr_id
, nslcmop_id
)
3729 self
.logger
.debug(logging_text
+ "Enter")
3730 # get all needed from database
3733 db_nslcmop_update
= {}
3734 nslcmop_operation_state
= None
3737 # in case of error, indicates what part of scale was failed to put nsr at error status
3738 scale_process
= None
3739 old_operational_status
= ""
3740 old_config_status
= ""
3743 # wait for any previous tasks in process
3744 step
= "Waiting for previous operations to terminate"
3745 await self
.lcm_tasks
.waitfor_related_HA('ns', 'nslcmops', nslcmop_id
)
3747 self
._write
_ns
_status
(
3750 current_operation
="SCALING",
3751 current_operation_id
=nslcmop_id
3754 step
= "Getting nslcmop from database"
3755 self
.logger
.debug(step
+ " after having waited for previous tasks to be completed")
3756 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
3757 step
= "Getting nsr from database"
3758 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
3760 old_operational_status
= db_nsr
["operational-status"]
3761 old_config_status
= db_nsr
["config-status"]
3762 step
= "Parsing scaling parameters"
3763 # self.logger.debug(step)
3764 db_nsr_update
["operational-status"] = "scaling"
3765 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3766 nsr_deployed
= db_nsr
["_admin"].get("deployed")
3769 nsr_deployed
= db_nsr
["_admin"].get("deployed")
3770 vnf_index
= db_nslcmop
["operationParams"].get("member_vnf_index")
3771 # vdu_id = db_nslcmop["operationParams"].get("vdu_id")
3772 # vdu_count_index = db_nslcmop["operationParams"].get("vdu_count_index")
3773 # vdu_name = db_nslcmop["operationParams"].get("vdu_name")
3776 RO_nsr_id
= nsr_deployed
["RO"]["nsr_id"]
3777 vnf_index
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleByStepData"]["member-vnf-index"]
3778 scaling_group
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"]
3779 scaling_type
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleVnfType"]
3780 # scaling_policy = db_nslcmop["operationParams"]["scaleVnfData"]["scaleByStepData"].get("scaling-policy")
3782 # for backward compatibility
3783 if nsr_deployed
and isinstance(nsr_deployed
.get("VCA"), dict):
3784 nsr_deployed
["VCA"] = list(nsr_deployed
["VCA"].values())
3785 db_nsr_update
["_admin.deployed.VCA"] = nsr_deployed
["VCA"]
3786 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3788 step
= "Getting vnfr from database"
3789 db_vnfr
= self
.db
.get_one("vnfrs", {"member-vnf-index-ref": vnf_index
, "nsr-id-ref": nsr_id
})
3790 step
= "Getting vnfd from database"
3791 db_vnfd
= self
.db
.get_one("vnfds", {"_id": db_vnfr
["vnfd-id"]})
3793 step
= "Getting scaling-group-descriptor"
3794 for scaling_descriptor
in db_vnfd
["scaling-group-descriptor"]:
3795 if scaling_descriptor
["name"] == scaling_group
:
3798 raise LcmException("input parameter 'scaleByStepData':'scaling-group-descriptor':'{}' is not present "
3799 "at vnfd:scaling-group-descriptor".format(scaling_group
))
3802 # for scaling_policy_descriptor in scaling_descriptor.get("scaling-policy", ()):
3803 # cooldown_time = scaling_policy_descriptor.get("cooldown-time", 0)
3804 # if scaling_policy and scaling_policy == scaling_policy_descriptor.get("name"):
3807 # TODO check if ns is in a proper status
3808 step
= "Sending scale order to VIM"
3810 if not db_nsr
["_admin"].get("scaling-group"):
3811 self
.update_db_2("nsrs", nsr_id
, {"_admin.scaling-group": [{"name": scaling_group
, "nb-scale-op": 0}]})
3812 admin_scale_index
= 0
3814 for admin_scale_index
, admin_scale_info
in enumerate(db_nsr
["_admin"]["scaling-group"]):
3815 if admin_scale_info
["name"] == scaling_group
:
3816 nb_scale_op
= admin_scale_info
.get("nb-scale-op", 0)
3818 else: # not found, set index one plus last element and add new entry with the name
3819 admin_scale_index
+= 1
3820 db_nsr_update
["_admin.scaling-group.{}.name".format(admin_scale_index
)] = scaling_group
3821 RO_scaling_info
= []
3822 vdu_scaling_info
= {"scaling_group_name": scaling_group
, "vdu": []}
3823 if scaling_type
== "SCALE_OUT":
3824 # count if max-instance-count is reached
3825 max_instance_count
= scaling_descriptor
.get("max-instance-count", 10)
3826 # self.logger.debug("MAX_INSTANCE_COUNT is {}".format(max_instance_count))
3827 if nb_scale_op
>= max_instance_count
:
3828 raise LcmException("reached the limit of {} (max-instance-count) "
3829 "scaling-out operations for the "
3830 "scaling-group-descriptor '{}'".format(nb_scale_op
, scaling_group
))
3833 vdu_scaling_info
["scaling_direction"] = "OUT"
3834 vdu_scaling_info
["vdu-create"] = {}
3835 for vdu_scale_info
in scaling_descriptor
["vdu"]:
3836 RO_scaling_info
.append({"osm_vdu_id": vdu_scale_info
["vdu-id-ref"], "member-vnf-index": vnf_index
,
3837 "type": "create", "count": vdu_scale_info
.get("count", 1)})
3838 vdu_scaling_info
["vdu-create"][vdu_scale_info
["vdu-id-ref"]] = vdu_scale_info
.get("count", 1)
3840 elif scaling_type
== "SCALE_IN":
3841 # count if min-instance-count is reached
3842 min_instance_count
= 0
3843 if "min-instance-count" in scaling_descriptor
and scaling_descriptor
["min-instance-count"] is not None:
3844 min_instance_count
= int(scaling_descriptor
["min-instance-count"])
3845 if nb_scale_op
<= min_instance_count
:
3846 raise LcmException("reached the limit of {} (min-instance-count) scaling-in operations for the "
3847 "scaling-group-descriptor '{}'".format(nb_scale_op
, scaling_group
))
3849 vdu_scaling_info
["scaling_direction"] = "IN"
3850 vdu_scaling_info
["vdu-delete"] = {}
3851 for vdu_scale_info
in scaling_descriptor
["vdu"]:
3852 RO_scaling_info
.append({"osm_vdu_id": vdu_scale_info
["vdu-id-ref"], "member-vnf-index": vnf_index
,
3853 "type": "delete", "count": vdu_scale_info
.get("count", 1)})
3854 vdu_scaling_info
["vdu-delete"][vdu_scale_info
["vdu-id-ref"]] = vdu_scale_info
.get("count", 1)
3856 # update VDU_SCALING_INFO with the VDUs to delete ip_addresses
3857 vdu_create
= vdu_scaling_info
.get("vdu-create")
3858 vdu_delete
= copy(vdu_scaling_info
.get("vdu-delete"))
3859 if vdu_scaling_info
["scaling_direction"] == "IN":
3860 for vdur
in reversed(db_vnfr
["vdur"]):
3861 if vdu_delete
.get(vdur
["vdu-id-ref"]):
3862 vdu_delete
[vdur
["vdu-id-ref"]] -= 1
3863 vdu_scaling_info
["vdu"].append({
3864 "name": vdur
["name"],
3865 "vdu_id": vdur
["vdu-id-ref"],
3868 for interface
in vdur
["interfaces"]:
3869 vdu_scaling_info
["vdu"][-1]["interface"].append({
3870 "name": interface
["name"],
3871 "ip_address": interface
["ip-address"],
3872 "mac_address": interface
.get("mac-address"),
3874 vdu_delete
= vdu_scaling_info
.pop("vdu-delete")
3877 step
= "Executing pre-scale vnf-config-primitive"
3878 if scaling_descriptor
.get("scaling-config-action"):
3879 for scaling_config_action
in scaling_descriptor
["scaling-config-action"]:
3880 if (scaling_config_action
.get("trigger") == "pre-scale-in" and scaling_type
== "SCALE_IN") \
3881 or (scaling_config_action
.get("trigger") == "pre-scale-out" and scaling_type
== "SCALE_OUT"):
3882 vnf_config_primitive
= scaling_config_action
["vnf-config-primitive-name-ref"]
3883 step
= db_nslcmop_update
["detailed-status"] = \
3884 "executing pre-scale scaling-config-action '{}'".format(vnf_config_primitive
)
3886 # look for primitive
3887 for config_primitive
in db_vnfd
.get("vnf-configuration", {}).get("config-primitive", ()):
3888 if config_primitive
["name"] == vnf_config_primitive
:
3892 "Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:scaling-config-action"
3893 "[vnf-config-primitive-name-ref='{}'] does not match any vnf-configuration:config-"
3894 "primitive".format(scaling_group
, vnf_config_primitive
))
3896 vnfr_params
= {"VDU_SCALE_INFO": vdu_scaling_info
}
3897 if db_vnfr
.get("additionalParamsForVnf"):
3898 vnfr_params
.update(db_vnfr
["additionalParamsForVnf"])
3900 scale_process
= "VCA"
3901 db_nsr_update
["config-status"] = "configuring pre-scaling"
3902 primitive_params
= self
._map
_primitive
_params
(config_primitive
, {}, vnfr_params
)
3904 # Pre-scale retry check: Check if this sub-operation has been executed before
3905 op_index
= self
._check
_or
_add
_scale
_suboperation
(
3906 db_nslcmop
, nslcmop_id
, vnf_index
, vnf_config_primitive
, primitive_params
, 'PRE-SCALE')
3907 if op_index
== self
.SUBOPERATION_STATUS_SKIP
:
3908 # Skip sub-operation
3909 result
= 'COMPLETED'
3910 result_detail
= 'Done'
3911 self
.logger
.debug(logging_text
+
3912 "vnf_config_primitive={} Skipped sub-operation, result {} {}".format(
3913 vnf_config_primitive
, result
, result_detail
))
3915 if op_index
== self
.SUBOPERATION_STATUS_NEW
:
3916 # New sub-operation: Get index of this sub-operation
3917 op_index
= len(db_nslcmop
.get('_admin', {}).get('operations')) - 1
3918 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} New sub-operation".
3919 format(vnf_config_primitive
))
3921 # retry: Get registered params for this existing sub-operation
3922 op
= db_nslcmop
.get('_admin', {}).get('operations', [])[op_index
]
3923 vnf_index
= op
.get('member_vnf_index')
3924 vnf_config_primitive
= op
.get('primitive')
3925 primitive_params
= op
.get('primitive_params')
3926 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Sub-operation retry".
3927 format(vnf_config_primitive
))
3928 # Execute the primitive, either with new (first-time) or registered (reintent) args
3929 ee_descriptor_id
= config_primitive
.get("execution-environment-ref")
3930 primitive_name
= config_primitive
.get("execution-environment-primitive",
3931 vnf_config_primitive
)
3932 ee_id
, vca_type
= self
._look
_for
_deployed
_vca
(nsr_deployed
["VCA"],
3933 member_vnf_index
=vnf_index
,
3935 vdu_count_index
=None,
3936 ee_descriptor_id
=ee_descriptor_id
)
3937 result
, result_detail
= await self
._ns
_execute
_primitive
(
3938 ee_id
, primitive_name
, primitive_params
, vca_type
)
3939 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Done with result {} {}".format(
3940 vnf_config_primitive
, result
, result_detail
))
3941 # Update operationState = COMPLETED | FAILED
3942 self
._update
_suboperation
_status
(
3943 db_nslcmop
, op_index
, result
, result_detail
)
3945 if result
== "FAILED":
3946 raise LcmException(result_detail
)
3947 db_nsr_update
["config-status"] = old_config_status
3948 scale_process
= None
3952 # Should this block be skipped if 'RO_nsr_id' == None ?
3953 # if (RO_nsr_id and RO_scaling_info):
3955 scale_process
= "RO"
3956 # Scale RO retry check: Check if this sub-operation has been executed before
3957 op_index
= self
._check
_or
_add
_scale
_suboperation
(
3958 db_nslcmop
, vnf_index
, None, None, 'SCALE-RO', RO_nsr_id
, RO_scaling_info
)
3959 if op_index
== self
.SUBOPERATION_STATUS_SKIP
:
3960 # Skip sub-operation
3961 result
= 'COMPLETED'
3962 result_detail
= 'Done'
3963 self
.logger
.debug(logging_text
+ "Skipped sub-operation RO, result {} {}".format(
3964 result
, result_detail
))
3966 if op_index
== self
.SUBOPERATION_STATUS_NEW
:
3967 # New sub-operation: Get index of this sub-operation
3968 op_index
= len(db_nslcmop
.get('_admin', {}).get('operations')) - 1
3969 self
.logger
.debug(logging_text
+ "New sub-operation RO")
3971 # retry: Get registered params for this existing sub-operation
3972 op
= db_nslcmop
.get('_admin', {}).get('operations', [])[op_index
]
3973 RO_nsr_id
= op
.get('RO_nsr_id')
3974 RO_scaling_info
= op
.get('RO_scaling_info')
3975 self
.logger
.debug(logging_text
+ "Sub-operation RO retry for primitive {}".format(
3976 vnf_config_primitive
))
3978 RO_desc
= await self
.RO
.create_action("ns", RO_nsr_id
, {"vdu-scaling": RO_scaling_info
})
3979 db_nsr_update
["_admin.scaling-group.{}.nb-scale-op".format(admin_scale_index
)] = nb_scale_op
3980 db_nsr_update
["_admin.scaling-group.{}.time".format(admin_scale_index
)] = time()
3982 RO_nslcmop_id
= RO_desc
["instance_action_id"]
3983 db_nslcmop_update
["_admin.deploy.RO"] = RO_nslcmop_id
3985 RO_task_done
= False
3986 step
= detailed_status
= "Waiting RO_task_id={} to complete the scale action.".format(RO_nslcmop_id
)
3987 detailed_status_old
= None
3988 self
.logger
.debug(logging_text
+ step
)
3990 deployment_timeout
= 1 * 3600 # One hour
3991 while deployment_timeout
> 0:
3992 if not RO_task_done
:
3993 desc
= await self
.RO
.show("ns", item_id_name
=RO_nsr_id
, extra_item
="action",
3994 extra_item_id
=RO_nslcmop_id
)
3997 self
._on
_update
_ro
_db
(nsrs_id
=nsr_id
, ro_descriptor
=desc
)
3999 ns_status
, ns_status_info
= self
.RO
.check_action_status(desc
)
4000 if ns_status
== "ERROR":
4001 raise ROclient
.ROClientException(ns_status_info
)
4002 elif ns_status
== "BUILD":
4003 detailed_status
= step
+ "; {}".format(ns_status_info
)
4004 elif ns_status
== "ACTIVE":
4006 step
= detailed_status
= "Waiting ns ready at RO. RO_id={}".format(RO_nsr_id
)
4007 self
.logger
.debug(logging_text
+ step
)
4009 assert False, "ROclient.check_action_status returns unknown {}".format(ns_status
)
4012 if ns_status
== "ERROR":
4013 raise ROclient
.ROClientException(ns_status_info
)
4014 elif ns_status
== "BUILD":
4015 detailed_status
= step
+ "; {}".format(ns_status_info
)
4016 elif ns_status
== "ACTIVE":
4017 step
= detailed_status
= \
4018 "Waiting for management IP address reported by the VIM. Updating VNFRs"
4020 self
.scale_vnfr(db_vnfr
, vdu_create
=vdu_create
, vdu_delete
=vdu_delete
)
4023 desc
= await self
.RO
.show("ns", RO_nsr_id
)
4026 self
._on
_update
_ro
_db
(nsrs_id
=nsr_id
, ro_descriptor
=desc
)
4028 # nsr_deployed["nsr_ip"] = RO.get_ns_vnf_info(desc)
4029 self
.ns_update_vnfr({db_vnfr
["member-vnf-index-ref"]: db_vnfr
}, desc
)
4031 except LcmExceptionNoMgmtIP
:
4034 assert False, "ROclient.check_ns_status returns unknown {}".format(ns_status
)
4035 if detailed_status
!= detailed_status_old
:
4036 self
._update
_suboperation
_status
(
4037 db_nslcmop
, op_index
, 'COMPLETED', detailed_status
)
4038 detailed_status_old
= db_nslcmop_update
["detailed-status"] = detailed_status
4039 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
4041 await asyncio
.sleep(5, loop
=self
.loop
)
4042 deployment_timeout
-= 5
4043 if deployment_timeout
<= 0:
4044 self
._update
_suboperation
_status
(
4045 db_nslcmop
, nslcmop_id
, op_index
, 'FAILED', "Timeout when waiting for ns to get ready")
4046 raise ROclient
.ROClientException("Timeout waiting ns to be ready")
4048 # update VDU_SCALING_INFO with the obtained ip_addresses
4049 if vdu_scaling_info
["scaling_direction"] == "OUT":
4050 for vdur
in reversed(db_vnfr
["vdur"]):
4051 if vdu_scaling_info
["vdu-create"].get(vdur
["vdu-id-ref"]):
4052 vdu_scaling_info
["vdu-create"][vdur
["vdu-id-ref"]] -= 1
4053 vdu_scaling_info
["vdu"].append({
4054 "name": vdur
["name"],
4055 "vdu_id": vdur
["vdu-id-ref"],
4058 for interface
in vdur
["interfaces"]:
4059 vdu_scaling_info
["vdu"][-1]["interface"].append({
4060 "name": interface
["name"],
4061 "ip_address": interface
["ip-address"],
4062 "mac_address": interface
.get("mac-address"),
4064 del vdu_scaling_info
["vdu-create"]
4066 self
._update
_suboperation
_status
(db_nslcmop
, op_index
, 'COMPLETED', 'Done')
4069 scale_process
= None
4071 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
4074 # execute primitive service POST-SCALING
4075 step
= "Executing post-scale vnf-config-primitive"
4076 if scaling_descriptor
.get("scaling-config-action"):
4077 for scaling_config_action
in scaling_descriptor
["scaling-config-action"]:
4078 if (scaling_config_action
.get("trigger") == "post-scale-in" and scaling_type
== "SCALE_IN") \
4079 or (scaling_config_action
.get("trigger") == "post-scale-out" and scaling_type
== "SCALE_OUT"):
4080 vnf_config_primitive
= scaling_config_action
["vnf-config-primitive-name-ref"]
4081 step
= db_nslcmop_update
["detailed-status"] = \
4082 "executing post-scale scaling-config-action '{}'".format(vnf_config_primitive
)
4084 vnfr_params
= {"VDU_SCALE_INFO": vdu_scaling_info
}
4085 if db_vnfr
.get("additionalParamsForVnf"):
4086 vnfr_params
.update(db_vnfr
["additionalParamsForVnf"])
4088 # look for primitive
4089 for config_primitive
in db_vnfd
.get("vnf-configuration", {}).get("config-primitive", ()):
4090 if config_primitive
["name"] == vnf_config_primitive
:
4094 "Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:scaling-config-"
4095 "action[vnf-config-primitive-name-ref='{}'] does not match any vnf-configuration:"
4096 "config-primitive".format(scaling_group
, vnf_config_primitive
))
4097 scale_process
= "VCA"
4098 db_nsr_update
["config-status"] = "configuring post-scaling"
4099 primitive_params
= self
._map
_primitive
_params
(config_primitive
, {}, vnfr_params
)
4101 # Post-scale retry check: Check if this sub-operation has been executed before
4102 op_index
= self
._check
_or
_add
_scale
_suboperation
(
4103 db_nslcmop
, nslcmop_id
, vnf_index
, vnf_config_primitive
, primitive_params
, 'POST-SCALE')
4104 if op_index
== self
.SUBOPERATION_STATUS_SKIP
:
4105 # Skip sub-operation
4106 result
= 'COMPLETED'
4107 result_detail
= 'Done'
4108 self
.logger
.debug(logging_text
+
4109 "vnf_config_primitive={} Skipped sub-operation, result {} {}".
4110 format(vnf_config_primitive
, result
, result_detail
))
4112 if op_index
== self
.SUBOPERATION_STATUS_NEW
:
4113 # New sub-operation: Get index of this sub-operation
4114 op_index
= len(db_nslcmop
.get('_admin', {}).get('operations')) - 1
4115 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} New sub-operation".
4116 format(vnf_config_primitive
))
4118 # retry: Get registered params for this existing sub-operation
4119 op
= db_nslcmop
.get('_admin', {}).get('operations', [])[op_index
]
4120 vnf_index
= op
.get('member_vnf_index')
4121 vnf_config_primitive
= op
.get('primitive')
4122 primitive_params
= op
.get('primitive_params')
4123 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Sub-operation retry".
4124 format(vnf_config_primitive
))
4125 # Execute the primitive, either with new (first-time) or registered (reintent) args
4126 ee_descriptor_id
= config_primitive
.get("execution-environment-ref")
4127 primitive_name
= config_primitive
.get("execution-environment-primitive",
4128 vnf_config_primitive
)
4129 ee_id
, vca_type
= self
._look
_for
_deployed
_vca
(nsr_deployed
["VCA"],
4130 member_vnf_index
=vnf_index
,
4132 vdu_count_index
=None,
4133 ee_descriptor_id
=ee_descriptor_id
)
4134 result
, result_detail
= await self
._ns
_execute
_primitive
(
4135 ee_id
, primitive_name
, primitive_params
, vca_type
)
4136 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Done with result {} {}".format(
4137 vnf_config_primitive
, result
, result_detail
))
4138 # Update operationState = COMPLETED | FAILED
4139 self
._update
_suboperation
_status
(
4140 db_nslcmop
, op_index
, result
, result_detail
)
4142 if result
== "FAILED":
4143 raise LcmException(result_detail
)
4144 db_nsr_update
["config-status"] = old_config_status
4145 scale_process
= None
4148 db_nsr_update
["detailed-status"] = "" # "scaled {} {}".format(scaling_group, scaling_type)
4149 db_nsr_update
["operational-status"] = "running" if old_operational_status
== "failed" \
4150 else old_operational_status
4151 db_nsr_update
["config-status"] = old_config_status
4153 except (ROclient
.ROClientException
, DbException
, LcmException
) as e
:
4154 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
4156 except asyncio
.CancelledError
:
4157 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
4158 exc
= "Operation was cancelled"
4159 except Exception as e
:
4160 exc
= traceback
.format_exc()
4161 self
.logger
.critical(logging_text
+ "Exit Exception {} {}".format(type(e
).__name
__, e
), exc_info
=True)
4163 self
._write
_ns
_status
(
4166 current_operation
="IDLE",
4167 current_operation_id
=None
4170 db_nslcmop_update
["detailed-status"] = error_description_nslcmop
= "FAILED {}: {}".format(step
, exc
)
4171 nslcmop_operation_state
= "FAILED"
4173 db_nsr_update
["operational-status"] = old_operational_status
4174 db_nsr_update
["config-status"] = old_config_status
4175 db_nsr_update
["detailed-status"] = ""
4177 if "VCA" in scale_process
:
4178 db_nsr_update
["config-status"] = "failed"
4179 if "RO" in scale_process
:
4180 db_nsr_update
["operational-status"] = "failed"
4181 db_nsr_update
["detailed-status"] = "FAILED scaling nslcmop={} {}: {}".format(nslcmop_id
, step
,
4184 error_description_nslcmop
= None
4185 nslcmop_operation_state
= "COMPLETED"
4186 db_nslcmop_update
["detailed-status"] = "Done"
4188 self
._write
_op
_status
(
4191 error_message
=error_description_nslcmop
,
4192 operation_state
=nslcmop_operation_state
,
4193 other_update
=db_nslcmop_update
,
4196 self
._write
_ns
_status
(
4199 current_operation
="IDLE",
4200 current_operation_id
=None,
4201 other_update
=db_nsr_update
4204 if nslcmop_operation_state
:
4206 await self
.msg
.aiowrite("ns", "scaled", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
4207 "operationState": nslcmop_operation_state
},
4210 # await asyncio.sleep(cooldown_time, loop=self.loop)
4211 # await self.msg.aiowrite("ns","scaled-cooldown-time", {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id})
4212 except Exception as e
:
4213 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
4214 self
.logger
.debug(logging_text
+ "Exit")
4215 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_scale")
4217 async def add_prometheus_metrics(self
, ee_id
, artifact_path
, ee_config_descriptor
, vnfr_id
, nsr_id
, target_ip
):
4218 if not self
.prometheus
:
4220 # look if exist a file called 'prometheus*.j2' and
4221 artifact_content
= self
.fs
.dir_ls(artifact_path
)
4222 job_file
= next((f
for f
in artifact_content
if f
.startswith("prometheus") and f
.endswith(".j2")), None)
4225 with self
.fs
.file_open((artifact_path
, job_file
), "r") as f
:
4229 _
, _
, service
= ee_id
.partition(".") # remove prefix "namespace."
4230 host_name
= "{}-{}".format(service
, ee_config_descriptor
["metric-service"])
4232 vnfr_id
= vnfr_id
.replace("-", "")
4234 "JOB_NAME": vnfr_id
,
4235 "TARGET_IP": target_ip
,
4236 "EXPORTER_POD_IP": host_name
,
4237 "EXPORTER_POD_PORT": host_port
,
4239 job_list
= self
.prometheus
.parse_job(job_data
, variables
)
4240 # ensure job_name is using the vnfr_id. Adding the metadata nsr_id
4241 for job
in job_list
:
4242 if not isinstance(job
.get("job_name"), str) or vnfr_id
not in job
["job_name"]:
4243 job
["job_name"] = vnfr_id
+ "_" + str(randint(1, 10000))
4244 job
["nsr_id"] = nsr_id
4245 job_dict
= {jl
["job_name"]: jl
for jl
in job_list
}
4246 if await self
.prometheus
.update(job_dict
):
4247 return list(job_dict
.keys())