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
, TemplateError
, TemplateNotFound
, StrictUndefined
, UndefinedError
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 osm_lcm
.data_utils
.nsd
import get_vnf_profiles
31 from osm_lcm
.data_utils
.vnfd
import get_vdu_list
, get_vdu_profile
, \
32 get_ee_sorted_initial_config_primitive_list
, get_ee_sorted_terminate_config_primitive_list
, \
33 get_kdu_list
, get_virtual_link_profiles
, get_vdu
, get_configuration
, \
34 get_vdu_index
, get_scaling_aspect
, get_number_of_instances
35 from osm_lcm
.data_utils
.list_utils
import find_in_list
36 from osm_lcm
.data_utils
.vnfr
import get_osm_params
37 from osm_lcm
.data_utils
.dict_utils
import parse_yaml_strings
38 from osm_lcm
.data_utils
.database
.vim_account
import VimAccountDB
39 from n2vc
.k8s_helm_conn
import K8sHelmConnector
40 from n2vc
.k8s_helm3_conn
import K8sHelm3Connector
41 from n2vc
.k8s_juju_conn
import K8sJujuConnector
43 from osm_common
.dbbase
import DbException
44 from osm_common
.fsbase
import FsException
46 from osm_lcm
.data_utils
.database
.database
import Database
47 from osm_lcm
.data_utils
.filesystem
.filesystem
import Filesystem
49 from n2vc
.n2vc_juju_conn
import N2VCJujuConnector
50 from n2vc
.exceptions
import N2VCException
, N2VCNotFound
, K8sException
52 from osm_lcm
.lcm_helm_conn
import LCMHelmConn
54 from copy
import copy
, deepcopy
56 from uuid
import uuid4
58 from random
import randint
60 __author__
= "Alfonso Tierno <alfonso.tiernosepulveda@telefonica.com>"
64 timeout_vca_on_error
= 5 * 60 # Time for charm from first time at blocked,error status to mark as failed
65 timeout_ns_deploy
= 2 * 3600 # default global timeout for deployment a ns
66 timeout_ns_terminate
= 1800 # default global timeout for un deployment a ns
67 timeout_charm_delete
= 10 * 60
68 timeout_primitive
= 30 * 60 # timeout for primitive execution
69 timeout_progress_primitive
= 10 * 60 # timeout for some progress in a primitive execution
71 SUBOPERATION_STATUS_NOT_FOUND
= -1
72 SUBOPERATION_STATUS_NEW
= -2
73 SUBOPERATION_STATUS_SKIP
= -3
74 task_name_deploy_vca
= "Deploying VCA"
76 def __init__(self
, msg
, lcm_tasks
, config
, loop
, prometheus
=None):
78 Init, Connect to database, filesystem storage, and messaging
79 :param config: two level dictionary with configuration. Top level should contain 'database', 'storage',
84 logger
=logging
.getLogger('lcm.ns')
87 self
.db
= Database().instance
.db
88 self
.fs
= Filesystem().instance
.fs
90 self
.lcm_tasks
= lcm_tasks
91 self
.timeout
= config
["timeout"]
92 self
.ro_config
= config
["ro_config"]
93 self
.ng_ro
= config
["ro_config"].get("ng")
94 self
.vca_config
= config
["VCA"].copy()
96 # create N2VC connector
97 self
.n2vc
= N2VCJujuConnector(
100 url
='{}:{}'.format(self
.vca_config
['host'], self
.vca_config
['port']),
101 username
=self
.vca_config
.get('user', None),
102 vca_config
=self
.vca_config
,
103 on_update_db
=self
._on
_update
_n
2vc
_db
,
108 self
.conn_helm_ee
= LCMHelmConn(
113 vca_config
=self
.vca_config
,
114 on_update_db
=self
._on
_update
_n
2vc
_db
117 self
.k8sclusterhelm2
= K8sHelmConnector(
118 kubectl_command
=self
.vca_config
.get("kubectlpath"),
119 helm_command
=self
.vca_config
.get("helmpath"),
126 self
.k8sclusterhelm3
= K8sHelm3Connector(
127 kubectl_command
=self
.vca_config
.get("kubectlpath"),
128 helm_command
=self
.vca_config
.get("helm3path"),
135 self
.k8sclusterjuju
= K8sJujuConnector(
136 kubectl_command
=self
.vca_config
.get("kubectlpath"),
137 juju_command
=self
.vca_config
.get("jujupath"),
141 vca_config
=self
.vca_config
,
146 self
.k8scluster_map
= {
147 "helm-chart": self
.k8sclusterhelm2
,
148 "helm-chart-v3": self
.k8sclusterhelm3
,
149 "chart": self
.k8sclusterhelm3
,
150 "juju-bundle": self
.k8sclusterjuju
,
151 "juju": self
.k8sclusterjuju
,
155 "lxc_proxy_charm": self
.n2vc
,
156 "native_charm": self
.n2vc
,
157 "k8s_proxy_charm": self
.n2vc
,
158 "helm": self
.conn_helm_ee
,
159 "helm-v3": self
.conn_helm_ee
162 self
.prometheus
= prometheus
165 self
.RO
= NgRoClient(self
.loop
, **self
.ro_config
)
168 def increment_ip_mac(ip_mac
, vm_index
=1):
169 if not isinstance(ip_mac
, str):
172 # try with ipv4 look for last dot
173 i
= ip_mac
.rfind(".")
176 return "{}{}".format(ip_mac
[:i
], int(ip_mac
[i
:]) + vm_index
)
177 # try with ipv6 or mac look for last colon. Operate in hex
178 i
= ip_mac
.rfind(":")
181 # format in hex, len can be 2 for mac or 4 for ipv6
182 return ("{}{:0" + str(len(ip_mac
) - i
) + "x}").format(ip_mac
[:i
], int(ip_mac
[i
:], 16) + vm_index
)
187 def _on_update_ro_db(self
, nsrs_id
, ro_descriptor
):
189 # self.logger.debug('_on_update_ro_db(nsrs_id={}'.format(nsrs_id))
192 # TODO filter RO descriptor fields...
196 # db_dict['deploymentStatus'] = yaml.dump(ro_descriptor, default_flow_style=False, indent=2)
197 db_dict
['deploymentStatus'] = ro_descriptor
198 self
.update_db_2("nsrs", nsrs_id
, db_dict
)
200 except Exception as e
:
201 self
.logger
.warn('Cannot write database RO deployment for ns={} -> {}'.format(nsrs_id
, e
))
203 async def _on_update_n2vc_db(self
, table
, filter, path
, updated_data
):
205 # remove last dot from path (if exists)
206 if path
.endswith('.'):
209 # self.logger.debug('_on_update_n2vc_db(table={}, filter={}, path={}, updated_data={}'
210 # .format(table, filter, path, updated_data))
214 nsr_id
= filter.get('_id')
216 # read ns record from database
217 nsr
= self
.db
.get_one(table
='nsrs', q_filter
=filter)
218 current_ns_status
= nsr
.get('nsState')
220 # get vca status for NS
221 status_dict
= await self
.n2vc
.get_status(namespace
='.' + nsr_id
, yaml_format
=False)
225 db_dict
['vcaStatus'] = status_dict
227 # update configurationStatus for this VCA
229 vca_index
= int(path
[path
.rfind(".")+1:])
231 vca_list
= deep_get(target_dict
=nsr
, key_list
=('_admin', 'deployed', 'VCA'))
232 vca_status
= vca_list
[vca_index
].get('status')
234 configuration_status_list
= nsr
.get('configurationStatus')
235 config_status
= configuration_status_list
[vca_index
].get('status')
237 if config_status
== 'BROKEN' and vca_status
!= 'failed':
238 db_dict
['configurationStatus'][vca_index
] = 'READY'
239 elif config_status
!= 'BROKEN' and vca_status
== 'failed':
240 db_dict
['configurationStatus'][vca_index
] = 'BROKEN'
241 except Exception as e
:
242 # not update configurationStatus
243 self
.logger
.debug('Error updating vca_index (ignore): {}'.format(e
))
245 # if nsState = 'READY' check if juju is reporting some error => nsState = 'DEGRADED'
246 # if nsState = 'DEGRADED' check if all is OK
248 if current_ns_status
in ('READY', 'DEGRADED'):
249 error_description
= ''
251 if status_dict
.get('machines'):
252 for machine_id
in status_dict
.get('machines'):
253 machine
= status_dict
.get('machines').get(machine_id
)
254 # check machine agent-status
255 if machine
.get('agent-status'):
256 s
= machine
.get('agent-status').get('status')
259 error_description
+= 'machine {} agent-status={} ; '.format(machine_id
, s
)
260 # check machine instance status
261 if machine
.get('instance-status'):
262 s
= machine
.get('instance-status').get('status')
265 error_description
+= 'machine {} instance-status={} ; '.format(machine_id
, s
)
267 if status_dict
.get('applications'):
268 for app_id
in status_dict
.get('applications'):
269 app
= status_dict
.get('applications').get(app_id
)
270 # check application status
271 if app
.get('status'):
272 s
= app
.get('status').get('status')
275 error_description
+= 'application {} status={} ; '.format(app_id
, s
)
277 if error_description
:
278 db_dict
['errorDescription'] = error_description
279 if current_ns_status
== 'READY' and is_degraded
:
280 db_dict
['nsState'] = 'DEGRADED'
281 if current_ns_status
== 'DEGRADED' and not is_degraded
:
282 db_dict
['nsState'] = 'READY'
285 self
.update_db_2("nsrs", nsr_id
, db_dict
)
287 except (asyncio
.CancelledError
, asyncio
.TimeoutError
):
289 except Exception as e
:
290 self
.logger
.warn('Error updating NS state for ns={}: {}'.format(nsr_id
, e
))
293 def _parse_cloud_init(cloud_init_text
, additional_params
, vnfd_id
, vdu_id
):
295 env
= Environment(undefined
=StrictUndefined
)
296 template
= env
.from_string(cloud_init_text
)
297 return template
.render(additional_params
or {})
298 except UndefinedError
as e
:
299 raise LcmException("Variable {} at vnfd[id={}]:vdu[id={}]:cloud-init/cloud-init-"
300 "file, must be provided in the instantiation parameters inside the "
301 "'additionalParamsForVnf/Vdu' block".format(e
, vnfd_id
, vdu_id
))
302 except (TemplateError
, TemplateNotFound
) as e
:
303 raise LcmException("Error parsing Jinja2 to cloud-init content at vnfd[id={}]:vdu[id={}]: {}".
304 format(vnfd_id
, vdu_id
, e
))
306 def _get_vdu_cloud_init_content(self
, vdu
, vnfd
):
307 cloud_init_content
= cloud_init_file
= None
309 if vdu
.get("cloud-init-file"):
310 base_folder
= vnfd
["_admin"]["storage"]
311 cloud_init_file
= "{}/{}/cloud_init/{}".format(base_folder
["folder"], base_folder
["pkg-dir"],
312 vdu
["cloud-init-file"])
313 with self
.fs
.file_open(cloud_init_file
, "r") as ci_file
:
314 cloud_init_content
= ci_file
.read()
315 elif vdu
.get("cloud-init"):
316 cloud_init_content
= vdu
["cloud-init"]
318 return cloud_init_content
319 except FsException
as e
:
320 raise LcmException("Error reading vnfd[id={}]:vdu[id={}]:cloud-init-file={}: {}".
321 format(vnfd
["id"], vdu
["id"], cloud_init_file
, e
))
323 def _get_vdu_additional_params(self
, db_vnfr
, vdu_id
):
324 vdur
= next(vdur
for vdur
in db_vnfr
.get("vdur") if vdu_id
== vdur
["vdu-id-ref"])
325 additional_params
= vdur
.get("additionalParams")
326 return parse_yaml_strings(additional_params
)
328 def vnfd2RO(self
, vnfd
, new_id
=None, additionalParams
=None, nsrId
=None):
330 Converts creates a new vnfd descriptor for RO base on input OSM IM vnfd
331 :param vnfd: input vnfd
332 :param new_id: overrides vnf id if provided
333 :param additionalParams: Instantiation params for VNFs provided
334 :param nsrId: Id of the NSR
335 :return: copy of vnfd
337 vnfd_RO
= deepcopy(vnfd
)
338 # remove unused by RO configuration, monitoring, scaling and internal keys
339 vnfd_RO
.pop("_id", None)
340 vnfd_RO
.pop("_admin", None)
341 vnfd_RO
.pop("monitoring-param", None)
342 vnfd_RO
.pop("scaling-group-descriptor", None)
343 vnfd_RO
.pop("kdu", None)
344 vnfd_RO
.pop("k8s-cluster", None)
346 vnfd_RO
["id"] = new_id
348 # parse cloud-init or cloud-init-file with the provided variables using Jinja2
349 for vdu
in get_iterable(vnfd_RO
, "vdu"):
350 vdu
.pop("cloud-init-file", None)
351 vdu
.pop("cloud-init", None)
355 def ip_profile_2_RO(ip_profile
):
356 RO_ip_profile
= deepcopy(ip_profile
)
357 if "dns-server" in RO_ip_profile
:
358 if isinstance(RO_ip_profile
["dns-server"], list):
359 RO_ip_profile
["dns-address"] = []
360 for ds
in RO_ip_profile
.pop("dns-server"):
361 RO_ip_profile
["dns-address"].append(ds
['address'])
363 RO_ip_profile
["dns-address"] = RO_ip_profile
.pop("dns-server")
364 if RO_ip_profile
.get("ip-version") == "ipv4":
365 RO_ip_profile
["ip-version"] = "IPv4"
366 if RO_ip_profile
.get("ip-version") == "ipv6":
367 RO_ip_profile
["ip-version"] = "IPv6"
368 if "dhcp-params" in RO_ip_profile
:
369 RO_ip_profile
["dhcp"] = RO_ip_profile
.pop("dhcp-params")
372 def _get_ro_vim_id_for_vim_account(self
, vim_account
):
373 db_vim
= self
.db
.get_one("vim_accounts", {"_id": vim_account
})
374 if db_vim
["_admin"]["operationalState"] != "ENABLED":
375 raise LcmException("VIM={} is not available. operationalState={}".format(
376 vim_account
, db_vim
["_admin"]["operationalState"]))
377 RO_vim_id
= db_vim
["_admin"]["deployed"]["RO"]
380 def get_ro_wim_id_for_wim_account(self
, wim_account
):
381 if isinstance(wim_account
, str):
382 db_wim
= self
.db
.get_one("wim_accounts", {"_id": wim_account
})
383 if db_wim
["_admin"]["operationalState"] != "ENABLED":
384 raise LcmException("WIM={} is not available. operationalState={}".format(
385 wim_account
, db_wim
["_admin"]["operationalState"]))
386 RO_wim_id
= db_wim
["_admin"]["deployed"]["RO-account"]
391 def scale_vnfr(self
, db_vnfr
, vdu_create
=None, vdu_delete
=None, mark_delete
=False):
393 db_vdu_push_list
= []
394 db_update
= {"_admin.modified": time()}
396 for vdu_id
, vdu_count
in vdu_create
.items():
397 vdur
= next((vdur
for vdur
in reversed(db_vnfr
["vdur"]) if vdur
["vdu-id-ref"] == vdu_id
), None)
399 raise LcmException("Error scaling OUT VNFR for {}. There is not any existing vnfr. Scaled to 0?".
402 for count
in range(vdu_count
):
403 vdur_copy
= deepcopy(vdur
)
404 vdur_copy
["status"] = "BUILD"
405 vdur_copy
["status-detailed"] = None
406 vdur_copy
["ip-address"]: None
407 vdur_copy
["_id"] = str(uuid4())
408 vdur_copy
["count-index"] += count
+ 1
409 vdur_copy
["id"] = "{}-{}".format(vdur_copy
["vdu-id-ref"], vdur_copy
["count-index"])
410 vdur_copy
.pop("vim_info", None)
411 for iface
in vdur_copy
["interfaces"]:
412 if iface
.get("fixed-ip"):
413 iface
["ip-address"] = self
.increment_ip_mac(iface
["ip-address"], count
+1)
415 iface
.pop("ip-address", None)
416 if iface
.get("fixed-mac"):
417 iface
["mac-address"] = self
.increment_ip_mac(iface
["mac-address"], count
+1)
419 iface
.pop("mac-address", None)
420 iface
.pop("mgmt_vnf", None) # only first vdu can be managment of vnf
421 db_vdu_push_list
.append(vdur_copy
)
422 # self.logger.debug("scale out, adding vdu={}".format(vdur_copy))
424 for vdu_id
, vdu_count
in vdu_delete
.items():
426 indexes_to_delete
= [iv
[0] for iv
in enumerate(db_vnfr
["vdur"]) if iv
[1]["vdu-id-ref"] == vdu_id
]
427 db_update
.update({"vdur.{}.status".format(i
): "DELETING" for i
in indexes_to_delete
[-vdu_count
:]})
429 # it must be deleted one by one because common.db does not allow otherwise
430 vdus_to_delete
= [v
for v
in reversed(db_vnfr
["vdur"]) if v
["vdu-id-ref"] == vdu_id
]
431 for vdu
in vdus_to_delete
[:vdu_count
]:
432 self
.db
.set_one("vnfrs", {"_id": db_vnfr
["_id"]}, None, pull
={"vdur": {"_id": vdu
["_id"]}})
433 db_push
= {"vdur": db_vdu_push_list
} if db_vdu_push_list
else None
434 self
.db
.set_one("vnfrs", {"_id": db_vnfr
["_id"]}, db_update
, push_list
=db_push
)
435 # modify passed dictionary db_vnfr
436 db_vnfr_
= self
.db
.get_one("vnfrs", {"_id": db_vnfr
["_id"]})
437 db_vnfr
["vdur"] = db_vnfr_
["vdur"]
439 def ns_update_nsr(self
, ns_update_nsr
, db_nsr
, nsr_desc_RO
):
441 Updates database nsr with the RO info for the created vld
442 :param ns_update_nsr: dictionary to be filled with the updated info
443 :param db_nsr: content of db_nsr. This is also modified
444 :param nsr_desc_RO: nsr descriptor from RO
445 :return: Nothing, LcmException is raised on errors
448 for vld_index
, vld
in enumerate(get_iterable(db_nsr
, "vld")):
449 for net_RO
in get_iterable(nsr_desc_RO
, "nets"):
450 if vld
["id"] != net_RO
.get("ns_net_osm_id"):
452 vld
["vim-id"] = net_RO
.get("vim_net_id")
453 vld
["name"] = net_RO
.get("vim_name")
454 vld
["status"] = net_RO
.get("status")
455 vld
["status-detailed"] = net_RO
.get("error_msg")
456 ns_update_nsr
["vld.{}".format(vld_index
)] = vld
459 raise LcmException("ns_update_nsr: Not found vld={} at RO info".format(vld
["id"]))
461 def set_vnfr_at_error(self
, db_vnfrs
, error_text
):
463 for db_vnfr
in db_vnfrs
.values():
464 vnfr_update
= {"status": "ERROR"}
465 for vdu_index
, vdur
in enumerate(get_iterable(db_vnfr
, "vdur")):
466 if "status" not in vdur
:
467 vdur
["status"] = "ERROR"
468 vnfr_update
["vdur.{}.status".format(vdu_index
)] = "ERROR"
470 vdur
["status-detailed"] = str(error_text
)
471 vnfr_update
["vdur.{}.status-detailed".format(vdu_index
)] = "ERROR"
472 self
.update_db_2("vnfrs", db_vnfr
["_id"], vnfr_update
)
473 except DbException
as e
:
474 self
.logger
.error("Cannot update vnf. {}".format(e
))
476 def ns_update_vnfr(self
, db_vnfrs
, nsr_desc_RO
):
478 Updates database vnfr with the RO info, e.g. ip_address, vim_id... Descriptor db_vnfrs is also updated
479 :param db_vnfrs: dictionary with member-vnf-index: vnfr-content
480 :param nsr_desc_RO: nsr descriptor from RO
481 :return: Nothing, LcmException is raised on errors
483 for vnf_index
, db_vnfr
in db_vnfrs
.items():
484 for vnf_RO
in nsr_desc_RO
["vnfs"]:
485 if vnf_RO
["member_vnf_index"] != vnf_index
:
488 if vnf_RO
.get("ip_address"):
489 db_vnfr
["ip-address"] = vnfr_update
["ip-address"] = vnf_RO
["ip_address"].split(";")[0]
490 elif not db_vnfr
.get("ip-address"):
491 if db_vnfr
.get("vdur"): # if not VDUs, there is not ip_address
492 raise LcmExceptionNoMgmtIP("ns member_vnf_index '{}' has no IP address".format(vnf_index
))
494 for vdu_index
, vdur
in enumerate(get_iterable(db_vnfr
, "vdur")):
495 vdur_RO_count_index
= 0
496 if vdur
.get("pdu-type"):
498 for vdur_RO
in get_iterable(vnf_RO
, "vms"):
499 if vdur
["vdu-id-ref"] != vdur_RO
["vdu_osm_id"]:
501 if vdur
["count-index"] != vdur_RO_count_index
:
502 vdur_RO_count_index
+= 1
504 vdur
["vim-id"] = vdur_RO
.get("vim_vm_id")
505 if vdur_RO
.get("ip_address"):
506 vdur
["ip-address"] = vdur_RO
["ip_address"].split(";")[0]
508 vdur
["ip-address"] = None
509 vdur
["vdu-id-ref"] = vdur_RO
.get("vdu_osm_id")
510 vdur
["name"] = vdur_RO
.get("vim_name")
511 vdur
["status"] = vdur_RO
.get("status")
512 vdur
["status-detailed"] = vdur_RO
.get("error_msg")
513 for ifacer
in get_iterable(vdur
, "interfaces"):
514 for interface_RO
in get_iterable(vdur_RO
, "interfaces"):
515 if ifacer
["name"] == interface_RO
.get("internal_name"):
516 ifacer
["ip-address"] = interface_RO
.get("ip_address")
517 ifacer
["mac-address"] = interface_RO
.get("mac_address")
520 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vdur={} interface={} "
522 .format(vnf_index
, vdur
["vdu-id-ref"], ifacer
["name"]))
523 vnfr_update
["vdur.{}".format(vdu_index
)] = vdur
526 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vdur={} count_index={} from "
527 "VIM info".format(vnf_index
, vdur
["vdu-id-ref"], vdur
["count-index"]))
529 for vld_index
, vld
in enumerate(get_iterable(db_vnfr
, "vld")):
530 for net_RO
in get_iterable(nsr_desc_RO
, "nets"):
531 if vld
["id"] != net_RO
.get("vnf_net_osm_id"):
533 vld
["vim-id"] = net_RO
.get("vim_net_id")
534 vld
["name"] = net_RO
.get("vim_name")
535 vld
["status"] = net_RO
.get("status")
536 vld
["status-detailed"] = net_RO
.get("error_msg")
537 vnfr_update
["vld.{}".format(vld_index
)] = vld
540 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vld={} from VIM info".format(
541 vnf_index
, vld
["id"]))
543 self
.update_db_2("vnfrs", db_vnfr
["_id"], vnfr_update
)
547 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} from VIM info".format(vnf_index
))
549 def _get_ns_config_info(self
, nsr_id
):
551 Generates a mapping between vnf,vdu elements and the N2VC id
552 :param nsr_id: id of nsr to get last database _admin.deployed.VCA that contains this list
553 :return: a dictionary with {osm-config-mapping: {}} where its element contains:
554 "<member-vnf-index>": <N2VC-id> for a vnf configuration, or
555 "<member-vnf-index>.<vdu.id>.<vdu replica(0, 1,..)>": <N2VC-id> for a vdu configuration
557 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
558 vca_deployed_list
= db_nsr
["_admin"]["deployed"]["VCA"]
560 ns_config_info
= {"osm-config-mapping": mapping
}
561 for vca
in vca_deployed_list
:
562 if not vca
["member-vnf-index"]:
564 if not vca
["vdu_id"]:
565 mapping
[vca
["member-vnf-index"]] = vca
["application"]
567 mapping
["{}.{}.{}".format(vca
["member-vnf-index"], vca
["vdu_id"], vca
["vdu_count_index"])] =\
569 return ns_config_info
571 async def _instantiate_ng_ro(self
, logging_text
, nsr_id
, nsd
, db_nsr
, db_nslcmop
, db_vnfrs
, db_vnfds
,
572 n2vc_key_list
, stage
, start_deploy
, timeout_ns_deploy
):
576 def get_vim_account(vim_account_id
):
578 if vim_account_id
in db_vims
:
579 return db_vims
[vim_account_id
]
580 db_vim
= self
.db
.get_one("vim_accounts", {"_id": vim_account_id
})
581 db_vims
[vim_account_id
] = db_vim
584 # modify target_vld info with instantiation parameters
585 def parse_vld_instantiation_params(target_vim
, target_vld
, vld_params
, target_sdn
):
586 if vld_params
.get("ip-profile"):
587 target_vld
["vim_info"][target_vim
]["ip_profile"] = vld_params
["ip-profile"]
588 if vld_params
.get("provider-network"):
589 target_vld
["vim_info"][target_vim
]["provider_network"] = vld_params
["provider-network"]
590 if "sdn-ports" in vld_params
["provider-network"] and target_sdn
:
591 target_vld
["vim_info"][target_sdn
]["sdn-ports"] = vld_params
["provider-network"]["sdn-ports"]
592 if vld_params
.get("wimAccountId"):
593 target_wim
= "wim:{}".format(vld_params
["wimAccountId"])
594 target_vld
["vim_info"][target_wim
] = {}
595 for param
in ("vim-network-name", "vim-network-id"):
596 if vld_params
.get(param
):
597 if isinstance(vld_params
[param
], dict):
598 for vim
, vim_net
in vld_params
[param
]:
599 other_target_vim
= "vim:" + vim
600 populate_dict(target_vld
["vim_info"], (other_target_vim
, param
.replace("-", "_")), vim_net
)
601 else: # isinstance str
602 target_vld
["vim_info"][target_vim
][param
.replace("-", "_")] = vld_params
[param
]
603 if vld_params
.get("common_id"):
604 target_vld
["common_id"] = vld_params
.get("common_id")
606 nslcmop_id
= db_nslcmop
["_id"]
608 "name": db_nsr
["name"],
611 "image": deepcopy(db_nsr
["image"]),
612 "flavor": deepcopy(db_nsr
["flavor"]),
613 "action_id": nslcmop_id
,
614 "cloud_init_content": {},
616 for image
in target
["image"]:
617 image
["vim_info"] = {}
618 for flavor
in target
["flavor"]:
619 flavor
["vim_info"] = {}
621 if db_nslcmop
.get("lcmOperationType") != "instantiate":
622 # get parameters of instantiation:
623 db_nslcmop_instantiate
= self
.db
.get_list("nslcmops", {"nsInstanceId": db_nslcmop
["nsInstanceId"],
624 "lcmOperationType": "instantiate"})[-1]
625 ns_params
= db_nslcmop_instantiate
.get("operationParams")
627 ns_params
= db_nslcmop
.get("operationParams")
628 ssh_keys_instantiation
= ns_params
.get("ssh_keys") or []
629 ssh_keys_all
= ssh_keys_instantiation
+ (n2vc_key_list
or [])
632 for vld_index
, vld
in enumerate(db_nsr
.get("vld")):
633 target_vim
= "vim:{}".format(ns_params
["vimAccountId"])
637 "mgmt-network": vld
.get("mgmt-network", False),
638 "type": vld
.get("type"),
641 "vim_network_name": vld
.get("vim-network-name"),
642 "vim_account_id": ns_params
["vimAccountId"]
646 # check if this network needs SDN assist
647 if vld
.get("pci-interfaces"):
648 db_vim
= get_vim_account(ns_params
["vimAccountId"])
649 sdnc_id
= db_vim
["config"].get("sdn-controller")
651 sdn_vld
= "nsrs:{}:vld.{}".format(nsr_id
, vld
["id"])
652 target_sdn
= "sdn:{}".format(sdnc_id
)
653 target_vld
["vim_info"][target_sdn
] = {
654 "sdn": True, "target_vim": target_vim
, "vlds": [sdn_vld
], "type": vld
.get("type")}
656 nsd_vnf_profiles
= get_vnf_profiles(nsd
)
657 for nsd_vnf_profile
in nsd_vnf_profiles
:
658 for cp
in nsd_vnf_profile
["virtual-link-connectivity"]:
659 if cp
["virtual-link-profile-id"] == vld
["id"]:
660 cp2target
["member_vnf:{}.{}".format(
661 cp
["constituent-cpd-id"][0]["constituent-base-element-id"],
662 cp
["constituent-cpd-id"][0]["constituent-cpd-id"]
663 )] = "nsrs:{}:vld.{}".format(nsr_id
, vld_index
)
665 # check at nsd descriptor, if there is an ip-profile
667 virtual_link_profiles
= get_virtual_link_profiles(nsd
)
669 for vlp
in virtual_link_profiles
:
670 ip_profile
= find_in_list(nsd
["ip-profiles"],
671 lambda profile
: profile
["name"] == vlp
["ip-profile-ref"])
672 vld_params
["ip-profile"] = ip_profile
["ip-profile-params"]
673 # update vld_params with instantiation params
674 vld_instantiation_params
= find_in_list(get_iterable(ns_params
, "vld"),
675 lambda a_vld
: a_vld
["name"] in (vld
["name"], vld
["id"]))
676 if vld_instantiation_params
:
677 vld_params
.update(vld_instantiation_params
)
678 parse_vld_instantiation_params(target_vim
, target_vld
, vld_params
, None)
679 target
["ns"]["vld"].append(target_vld
)
681 for vnfr
in db_vnfrs
.values():
682 vnfd
= find_in_list(db_vnfds
, lambda db_vnf
: db_vnf
["id"] == vnfr
["vnfd-ref"])
683 vnf_params
= find_in_list(get_iterable(ns_params
, "vnf"),
684 lambda a_vnf
: a_vnf
["member-vnf-index"] == vnfr
["member-vnf-index-ref"])
685 target_vnf
= deepcopy(vnfr
)
686 target_vim
= "vim:{}".format(vnfr
["vim-account-id"])
687 for vld
in target_vnf
.get("vld", ()):
688 # check if connected to a ns.vld, to fill target'
689 vnf_cp
= find_in_list(vnfd
.get("int-virtual-link-desc", ()),
690 lambda cpd
: cpd
.get("id") == vld
["id"])
692 ns_cp
= "member_vnf:{}.{}".format(vnfr
["member-vnf-index-ref"], vnf_cp
["id"])
693 if cp2target
.get(ns_cp
):
694 vld
["target"] = cp2target
[ns_cp
]
696 vld
["vim_info"] = {target_vim
: {"vim_network_name": vld
.get("vim-network-name")}}
697 # check if this network needs SDN assist
699 if vld
.get("pci-interfaces"):
700 db_vim
= get_vim_account(vnfr
["vim-account-id"])
701 sdnc_id
= db_vim
["config"].get("sdn-controller")
703 sdn_vld
= "vnfrs:{}:vld.{}".format(target_vnf
["_id"], vld
["id"])
704 target_sdn
= "sdn:{}".format(sdnc_id
)
705 vld
["vim_info"][target_sdn
] = {
706 "sdn": True, "target_vim": target_vim
, "vlds": [sdn_vld
], "type": vld
.get("type")}
708 # check at vnfd descriptor, if there is an ip-profile
710 vnfd_vlp
= find_in_list(
711 get_virtual_link_profiles(vnfd
),
712 lambda a_link_profile
: a_link_profile
["id"] == vld
["id"]
714 if vnfd_vlp
and vnfd_vlp
.get("virtual-link-protocol-data") and \
715 vnfd_vlp
["virtual-link-protocol-data"].get("l3-protocol-data"):
716 ip_profile_source_data
= vnfd_vlp
["virtual-link-protocol-data"]["l3-protocol-data"]
717 ip_profile_dest_data
= {}
718 if "ip-version" in ip_profile_source_data
:
719 ip_profile_dest_data
["ip-version"] = ip_profile_source_data
["ip-version"]
720 if "cidr" in ip_profile_source_data
:
721 ip_profile_dest_data
["subnet-address"] = ip_profile_source_data
["cidr"]
722 if "gateway-ip" in ip_profile_source_data
:
723 ip_profile_dest_data
["gateway-address"] = ip_profile_source_data
["gateway-ip"]
724 if "dhcp-enabled" in ip_profile_source_data
:
725 ip_profile_dest_data
["dhcp-params"] = {
726 "enabled": ip_profile_source_data
["dhcp-enabled"]
729 vld_params
["ip-profile"] = ip_profile_dest_data
730 # update vld_params with instantiation params
732 vld_instantiation_params
= find_in_list(get_iterable(vnf_params
, "internal-vld"),
733 lambda i_vld
: i_vld
["name"] == vld
["id"])
734 if vld_instantiation_params
:
735 vld_params
.update(vld_instantiation_params
)
736 parse_vld_instantiation_params(target_vim
, vld
, vld_params
, target_sdn
)
739 for vdur
in target_vnf
.get("vdur", ()):
740 if vdur
.get("status") == "DELETING" or vdur
.get("pdu-type"):
741 continue # This vdu must not be created
742 vdur
["vim_info"] = {"vim_account_id": vnfr
["vim-account-id"]}
744 self
.logger
.debug("NS > ssh_keys > {}".format(ssh_keys_all
))
747 vdu_configuration
= get_configuration(vnfd
, vdur
["vdu-id-ref"])
748 vnf_configuration
= get_configuration(vnfd
, vnfd
["id"])
749 if vdu_configuration
and vdu_configuration
.get("config-access") and \
750 vdu_configuration
.get("config-access").get("ssh-access"):
751 vdur
["ssh-keys"] = ssh_keys_all
752 vdur
["ssh-access-required"] = vdu_configuration
["config-access"]["ssh-access"]["required"]
753 elif vnf_configuration
and vnf_configuration
.get("config-access") and \
754 vnf_configuration
.get("config-access").get("ssh-access") and \
755 any(iface
.get("mgmt-vnf") for iface
in vdur
["interfaces"]):
756 vdur
["ssh-keys"] = ssh_keys_all
757 vdur
["ssh-access-required"] = vnf_configuration
["config-access"]["ssh-access"]["required"]
758 elif ssh_keys_instantiation
and \
759 find_in_list(vdur
["interfaces"], lambda iface
: iface
.get("mgmt-vnf")):
760 vdur
["ssh-keys"] = ssh_keys_instantiation
762 self
.logger
.debug("NS > vdur > {}".format(vdur
))
764 vdud
= get_vdu(vnfd
, vdur
["vdu-id-ref"])
766 if vdud
.get("cloud-init-file"):
767 vdur
["cloud-init"] = "{}:file:{}".format(vnfd
["_id"], vdud
.get("cloud-init-file"))
768 # read file and put content at target.cloul_init_content. Avoid ng_ro to use shared package system
769 if vdur
["cloud-init"] not in target
["cloud_init_content"]:
770 base_folder
= vnfd
["_admin"]["storage"]
771 cloud_init_file
= "{}/{}/cloud_init/{}".format(base_folder
["folder"], base_folder
["pkg-dir"],
772 vdud
.get("cloud-init-file"))
773 with self
.fs
.file_open(cloud_init_file
, "r") as ci_file
:
774 target
["cloud_init_content"][vdur
["cloud-init"]] = ci_file
.read()
775 elif vdud
.get("cloud-init"):
776 vdur
["cloud-init"] = "{}:vdu:{}".format(vnfd
["_id"], get_vdu_index(vnfd
, vdur
["vdu-id-ref"]))
777 # put content at target.cloul_init_content. Avoid ng_ro read vnfd descriptor
778 target
["cloud_init_content"][vdur
["cloud-init"]] = vdud
["cloud-init"]
779 vdur
["additionalParams"] = vdur
.get("additionalParams") or {}
780 deploy_params_vdu
= self
._format
_additional
_params
(vdur
.get("additionalParams") or {})
781 deploy_params_vdu
["OSM"] = get_osm_params(vnfr
, vdur
["vdu-id-ref"], vdur
["count-index"])
782 vdur
["additionalParams"] = deploy_params_vdu
785 ns_flavor
= target
["flavor"][int(vdur
["ns-flavor-id"])]
786 if target_vim
not in ns_flavor
["vim_info"]:
787 ns_flavor
["vim_info"][target_vim
] = {}
790 # in case alternative images are provided we must check if they should be applied
791 # for the vim_type, modify the vim_type taking into account
792 ns_image_id
= int(vdur
["ns-image-id"])
793 if vdur
.get("alt-image-ids"):
794 db_vim
= get_vim_account(vnfr
["vim-account-id"])
795 vim_type
= db_vim
["vim_type"]
796 for alt_image_id
in vdur
.get("alt-image-ids"):
797 ns_alt_image
= target
["image"][int(alt_image_id
)]
798 if vim_type
== ns_alt_image
.get("vim-type"):
799 # must use alternative image
800 self
.logger
.debug("use alternative image id: {}".format(alt_image_id
))
801 ns_image_id
= alt_image_id
802 vdur
["ns-image-id"] = ns_image_id
804 ns_image
= target
["image"][int(ns_image_id
)]
805 if target_vim
not in ns_image
["vim_info"]:
806 ns_image
["vim_info"][target_vim
] = {}
808 vdur
["vim_info"] = {target_vim
: {}}
809 # instantiation parameters
811 # vdu_instantiation_params = next((v for v in get_iterable(vnf_params, "vdu") if v["id"] ==
813 vdur_list
.append(vdur
)
814 target_vnf
["vdur"] = vdur_list
815 target
["vnf"].append(target_vnf
)
817 desc
= await self
.RO
.deploy(nsr_id
, target
)
818 self
.logger
.debug("RO return > {}".format(desc
))
819 action_id
= desc
["action_id"]
820 await self
._wait
_ng
_ro
(nsr_id
, action_id
, nslcmop_id
, start_deploy
, timeout_ns_deploy
, stage
)
824 "_admin.deployed.RO.operational-status": "running",
825 "detailed-status": " ".join(stage
)
827 # db_nsr["_admin.deployed.RO.detailed-status"] = "Deployed at VIM"
828 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
829 self
._write
_op
_status
(nslcmop_id
, stage
)
830 self
.logger
.debug(logging_text
+ "ns deployed at RO. RO_id={}".format(action_id
))
833 async def _wait_ng_ro(self
, nsr_id
, action_id
, nslcmop_id
=None, start_time
=None, timeout
=600, stage
=None):
834 detailed_status_old
= None
836 start_time
= start_time
or time()
837 while time() <= start_time
+ timeout
:
838 desc_status
= await self
.RO
.status(nsr_id
, action_id
)
839 self
.logger
.debug("Wait NG RO > {}".format(desc_status
))
840 if desc_status
["status"] == "FAILED":
841 raise NgRoException(desc_status
["details"])
842 elif desc_status
["status"] == "BUILD":
844 stage
[2] = "VIM: ({})".format(desc_status
["details"])
845 elif desc_status
["status"] == "DONE":
847 stage
[2] = "Deployed at VIM"
850 assert False, "ROclient.check_ns_status returns unknown {}".format(desc_status
["status"])
851 if stage
and nslcmop_id
and stage
[2] != detailed_status_old
:
852 detailed_status_old
= stage
[2]
853 db_nsr_update
["detailed-status"] = " ".join(stage
)
854 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
855 self
._write
_op
_status
(nslcmop_id
, stage
)
856 await asyncio
.sleep(15, loop
=self
.loop
)
857 else: # timeout_ns_deploy
858 raise NgRoException("Timeout waiting ns to deploy")
860 async def _terminate_ng_ro(self
, logging_text
, nsr_deployed
, nsr_id
, nslcmop_id
, stage
):
864 start_deploy
= time()
871 "action_id": nslcmop_id
873 desc
= await self
.RO
.deploy(nsr_id
, target
)
874 action_id
= desc
["action_id"]
875 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = action_id
876 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETING"
877 self
.logger
.debug(logging_text
+ "ns terminate action at RO. action_id={}".format(action_id
))
880 delete_timeout
= 20 * 60 # 20 minutes
881 await self
._wait
_ng
_ro
(nsr_id
, action_id
, nslcmop_id
, start_deploy
, delete_timeout
, stage
)
883 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = None
884 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
886 await self
.RO
.delete(nsr_id
)
887 except Exception as e
:
888 if isinstance(e
, NgRoException
) and e
.http_code
== 404: # not found
889 db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
890 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
891 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = None
892 self
.logger
.debug(logging_text
+ "RO_action_id={} already deleted".format(action_id
))
893 elif isinstance(e
, NgRoException
) and e
.http_code
== 409: # conflict
894 failed_detail
.append("delete conflict: {}".format(e
))
895 self
.logger
.debug(logging_text
+ "RO_action_id={} delete conflict: {}".format(action_id
, e
))
897 failed_detail
.append("delete error: {}".format(e
))
898 self
.logger
.error(logging_text
+ "RO_action_id={} delete error: {}".format(action_id
, e
))
901 stage
[2] = "Error deleting from VIM"
903 stage
[2] = "Deleted from VIM"
904 db_nsr_update
["detailed-status"] = " ".join(stage
)
905 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
906 self
._write
_op
_status
(nslcmop_id
, stage
)
909 raise LcmException("; ".join(failed_detail
))
912 async def instantiate_RO(self
, logging_text
, nsr_id
, nsd
, db_nsr
, db_nslcmop
, db_vnfrs
, db_vnfds
,
913 n2vc_key_list
, stage
):
916 :param logging_text: preffix text to use at logging
917 :param nsr_id: nsr identity
918 :param nsd: database content of ns descriptor
919 :param db_nsr: database content of ns record
920 :param db_nslcmop: database content of ns operation, in this case, 'instantiate'
922 :param db_vnfds: database content of vnfds, indexed by id (not _id). {id: {vnfd_object}, ...}
923 :param n2vc_key_list: ssh-public-key list to be inserted to management vdus via cloud-init
924 :param stage: list with 3 items: [general stage, tasks, vim_specific]. This task will write over vim_specific
925 :return: None or exception
928 start_deploy
= time()
929 ns_params
= db_nslcmop
.get("operationParams")
930 if ns_params
and ns_params
.get("timeout_ns_deploy"):
931 timeout_ns_deploy
= ns_params
["timeout_ns_deploy"]
933 timeout_ns_deploy
= self
.timeout
.get("ns_deploy", self
.timeout_ns_deploy
)
935 # Check for and optionally request placement optimization. Database will be updated if placement activated
936 stage
[2] = "Waiting for Placement."
937 if await self
._do
_placement
(logging_text
, db_nslcmop
, db_vnfrs
):
938 # in case of placement change ns_params[vimAcountId) if not present at any vnfrs
939 for vnfr
in db_vnfrs
.values():
940 if ns_params
["vimAccountId"] == vnfr
["vim-account-id"]:
943 ns_params
["vimAccountId"] == vnfr
["vim-account-id"]
945 return await self
._instantiate
_ng
_ro
(logging_text
, nsr_id
, nsd
, db_nsr
, db_nslcmop
, db_vnfrs
,
946 db_vnfds
, n2vc_key_list
, stage
, start_deploy
, timeout_ns_deploy
)
947 except Exception as e
:
948 stage
[2] = "ERROR deploying at VIM"
949 self
.set_vnfr_at_error(db_vnfrs
, str(e
))
950 self
.logger
.error("Error deploying at VIM {}".format(e
),
951 exc_info
=not isinstance(e
, (ROclient
.ROClientException
, LcmException
, DbException
,
955 async def wait_kdu_up(self
, logging_text
, nsr_id
, vnfr_id
, kdu_name
):
957 Wait for kdu to be up, get ip address
958 :param logging_text: prefix use for logging
965 # self.logger.debug(logging_text + "Starting wait_kdu_up")
968 while nb_tries
< 360:
969 db_vnfr
= self
.db
.get_one("vnfrs", {"_id": vnfr_id
})
970 kdur
= next((x
for x
in get_iterable(db_vnfr
, "kdur") if x
.get("kdu-name") == kdu_name
), None)
972 raise LcmException("Not found vnfr_id={}, kdu_name={}".format(vnfr_id
, kdu_name
))
973 if kdur
.get("status"):
974 if kdur
["status"] in ("READY", "ENABLED"):
975 return kdur
.get("ip-address")
977 raise LcmException("target KDU={} is in error state".format(kdu_name
))
979 await asyncio
.sleep(10, loop
=self
.loop
)
981 raise LcmException("Timeout waiting KDU={} instantiated".format(kdu_name
))
983 async def wait_vm_up_insert_key_ro(self
, logging_text
, nsr_id
, vnfr_id
, vdu_id
, vdu_index
, pub_key
=None, user
=None):
985 Wait for ip addres at RO, and optionally, insert public key in virtual machine
986 :param logging_text: prefix use for logging
991 :param pub_key: public ssh key to inject, None to skip
992 :param user: user to apply the public ssh key
996 self
.logger
.debug(logging_text
+ "Starting wait_vm_up_insert_key_ro")
1000 target_vdu_id
= None
1006 if ro_retries
>= 360: # 1 hour
1007 raise LcmException("Not found _admin.deployed.RO.nsr_id for nsr_id: {}".format(nsr_id
))
1009 await asyncio
.sleep(10, loop
=self
.loop
)
1012 if not target_vdu_id
:
1013 db_vnfr
= self
.db
.get_one("vnfrs", {"_id": vnfr_id
})
1015 if not vdu_id
: # for the VNF case
1016 if db_vnfr
.get("status") == "ERROR":
1017 raise LcmException("Cannot inject ssh-key because target VNF is in error state")
1018 ip_address
= db_vnfr
.get("ip-address")
1021 vdur
= next((x
for x
in get_iterable(db_vnfr
, "vdur") if x
.get("ip-address") == ip_address
), None)
1023 vdur
= next((x
for x
in get_iterable(db_vnfr
, "vdur")
1024 if x
.get("vdu-id-ref") == vdu_id
and x
.get("count-index") == vdu_index
), None)
1026 if not vdur
and len(db_vnfr
.get("vdur", ())) == 1: # If only one, this should be the target vdu
1027 vdur
= db_vnfr
["vdur"][0]
1029 raise LcmException("Not found vnfr_id={}, vdu_id={}, vdu_index={}".format(vnfr_id
, vdu_id
,
1031 # New generation RO stores information at "vim_info"
1034 if vdur
.get("vim_info"):
1035 target_vim
= next(t
for t
in vdur
["vim_info"]) # there should be only one key
1036 ng_ro_status
= vdur
["vim_info"][target_vim
].get("vim_status")
1037 if vdur
.get("pdu-type") or vdur
.get("status") == "ACTIVE" or ng_ro_status
== "ACTIVE":
1038 ip_address
= vdur
.get("ip-address")
1041 target_vdu_id
= vdur
["vdu-id-ref"]
1042 elif vdur
.get("status") == "ERROR" or ng_ro_status
== "ERROR":
1043 raise LcmException("Cannot inject ssh-key because target VM is in error state")
1045 if not target_vdu_id
:
1048 # inject public key into machine
1049 if pub_key
and user
:
1050 self
.logger
.debug(logging_text
+ "Inserting RO key")
1051 self
.logger
.debug("SSH > PubKey > {}".format(pub_key
))
1052 if vdur
.get("pdu-type"):
1053 self
.logger
.error(logging_text
+ "Cannot inject ssh-ky to a PDU")
1056 ro_vm_id
= "{}-{}".format(db_vnfr
["member-vnf-index-ref"], target_vdu_id
) # TODO add vdu_index
1058 target
= {"action": {"action": "inject_ssh_key", "key": pub_key
, "user": user
},
1059 "vnf": [{"_id": vnfr_id
, "vdur": [{"id": vdur
["id"]}]}],
1061 desc
= await self
.RO
.deploy(nsr_id
, target
)
1062 action_id
= desc
["action_id"]
1063 await self
._wait
_ng
_ro
(nsr_id
, action_id
, timeout
=600)
1066 # wait until NS is deployed at RO
1068 db_nsrs
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1069 ro_nsr_id
= deep_get(db_nsrs
, ("_admin", "deployed", "RO", "nsr_id"))
1072 result_dict
= await self
.RO
.create_action(
1074 item_id_name
=ro_nsr_id
,
1075 descriptor
={"add_public_key": pub_key
, "vms": [ro_vm_id
], "user": user
}
1077 # result_dict contains the format {VM-id: {vim_result: 200, description: text}}
1078 if not result_dict
or not isinstance(result_dict
, dict):
1079 raise LcmException("Unknown response from RO when injecting key")
1080 for result
in result_dict
.values():
1081 if result
.get("vim_result") == 200:
1084 raise ROclient
.ROClientException("error injecting key: {}".format(
1085 result
.get("description")))
1087 except NgRoException
as e
:
1088 raise LcmException("Reaching max tries injecting key. Error: {}".format(e
))
1089 except ROclient
.ROClientException
as e
:
1091 self
.logger
.debug(logging_text
+ "error injecting key: {}. Retrying until {} seconds".
1095 raise LcmException("Reaching max tries injecting key. Error: {}".format(e
))
1101 async def _wait_dependent_n2vc(self
, nsr_id
, vca_deployed_list
, vca_index
):
1103 Wait until dependent VCA deployments have been finished. NS wait for VNFs and VDUs. VNFs for VDUs
1105 my_vca
= vca_deployed_list
[vca_index
]
1106 if my_vca
.get("vdu_id") or my_vca
.get("kdu_name"):
1107 # vdu or kdu: no dependencies
1111 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1112 vca_deployed_list
= db_nsr
["_admin"]["deployed"]["VCA"]
1113 configuration_status_list
= db_nsr
["configurationStatus"]
1114 for index
, vca_deployed
in enumerate(configuration_status_list
):
1115 if index
== vca_index
:
1118 if not my_vca
.get("member-vnf-index") or \
1119 (vca_deployed
.get("member-vnf-index") == my_vca
.get("member-vnf-index")):
1120 internal_status
= configuration_status_list
[index
].get("status")
1121 if internal_status
== 'READY':
1123 elif internal_status
== 'BROKEN':
1124 raise LcmException("Configuration aborted because dependent charm/s has failed")
1128 # no dependencies, return
1130 await asyncio
.sleep(10)
1133 raise LcmException("Configuration aborted because dependent charm/s timeout")
1135 async def instantiate_N2VC(self
, logging_text
, vca_index
, nsi_id
, db_nsr
, db_vnfr
, vdu_id
, kdu_name
, vdu_index
,
1136 config_descriptor
, deploy_params
, base_folder
, nslcmop_id
, stage
, vca_type
, vca_name
,
1137 ee_config_descriptor
):
1138 nsr_id
= db_nsr
["_id"]
1139 db_update_entry
= "_admin.deployed.VCA.{}.".format(vca_index
)
1140 vca_deployed_list
= db_nsr
["_admin"]["deployed"]["VCA"]
1141 vca_deployed
= db_nsr
["_admin"]["deployed"]["VCA"][vca_index
]
1142 osm_config
= {"osm": {"ns_id": db_nsr
["_id"]}}
1144 'collection': 'nsrs',
1145 'filter': {'_id': nsr_id
},
1146 'path': db_update_entry
1152 element_under_configuration
= nsr_id
1156 vnfr_id
= db_vnfr
["_id"]
1157 osm_config
["osm"]["vnf_id"] = vnfr_id
1159 namespace
= "{nsi}.{ns}".format(
1160 nsi
=nsi_id
if nsi_id
else "",
1164 element_type
= 'VNF'
1165 element_under_configuration
= vnfr_id
1166 namespace
+= ".{}".format(vnfr_id
)
1168 namespace
+= ".{}-{}".format(vdu_id
, vdu_index
or 0)
1169 element_type
= 'VDU'
1170 element_under_configuration
= "{}-{}".format(vdu_id
, vdu_index
or 0)
1171 osm_config
["osm"]["vdu_id"] = vdu_id
1173 namespace
+= ".{}".format(kdu_name
)
1174 element_type
= 'KDU'
1175 element_under_configuration
= kdu_name
1176 osm_config
["osm"]["kdu_name"] = kdu_name
1179 artifact_path
= "{}/{}/{}/{}".format(
1180 base_folder
["folder"],
1181 base_folder
["pkg-dir"],
1182 "charms" if vca_type
in ("native_charm", "lxc_proxy_charm", "k8s_proxy_charm") else "helm-charts",
1186 self
.logger
.debug("Artifact path > {}".format(artifact_path
))
1188 # get initial_config_primitive_list that applies to this element
1189 initial_config_primitive_list
= config_descriptor
.get('initial-config-primitive')
1191 self
.logger
.debug("Initial config primitive list > {}".format(initial_config_primitive_list
))
1193 # add config if not present for NS charm
1194 ee_descriptor_id
= ee_config_descriptor
.get("id")
1195 self
.logger
.debug("EE Descriptor > {}".format(ee_descriptor_id
))
1196 initial_config_primitive_list
= get_ee_sorted_initial_config_primitive_list(initial_config_primitive_list
,
1197 vca_deployed
, ee_descriptor_id
)
1199 self
.logger
.debug("Initial config primitive list #2 > {}".format(initial_config_primitive_list
))
1200 # n2vc_redesign STEP 3.1
1201 # find old ee_id if exists
1202 ee_id
= vca_deployed
.get("ee_id")
1205 deep_get(db_vnfr
, ("vim-account-id",)) or
1206 deep_get(deploy_params
, ("OSM", "vim_account_id"))
1208 vca_cloud
, vca_cloud_credential
= self
.get_vca_cloud_and_credentials(vim_account_id
)
1209 vca_k8s_cloud
, vca_k8s_cloud_credential
= self
.get_vca_k8s_cloud_and_credentials(vim_account_id
)
1210 # create or register execution environment in VCA
1211 if vca_type
in ("lxc_proxy_charm", "k8s_proxy_charm", "helm", "helm-v3"):
1213 self
._write
_configuration
_status
(
1215 vca_index
=vca_index
,
1217 element_under_configuration
=element_under_configuration
,
1218 element_type
=element_type
1221 step
= "create execution environment"
1222 self
.logger
.debug(logging_text
+ step
)
1226 if vca_type
== "k8s_proxy_charm":
1227 ee_id
= await self
.vca_map
[vca_type
].install_k8s_proxy_charm(
1228 charm_name
=artifact_path
[artifact_path
.rfind("/") + 1:],
1229 namespace
=namespace
,
1230 artifact_path
=artifact_path
,
1232 cloud_name
=vca_k8s_cloud
,
1233 credential_name
=vca_k8s_cloud_credential
,
1235 elif vca_type
== "helm" or vca_type
== "helm-v3":
1236 ee_id
, credentials
= await self
.vca_map
[vca_type
].create_execution_environment(
1237 namespace
=namespace
,
1241 artifact_path
=artifact_path
,
1245 ee_id
, credentials
= await self
.vca_map
[vca_type
].create_execution_environment(
1246 namespace
=namespace
,
1249 cloud_name
=vca_cloud
,
1250 credential_name
=vca_cloud_credential
,
1253 elif vca_type
== "native_charm":
1254 step
= "Waiting to VM being up and getting IP address"
1255 self
.logger
.debug(logging_text
+ step
)
1256 rw_mgmt_ip
= await self
.wait_vm_up_insert_key_ro(logging_text
, nsr_id
, vnfr_id
, vdu_id
, vdu_index
,
1257 user
=None, pub_key
=None)
1258 credentials
= {"hostname": rw_mgmt_ip
}
1260 username
= deep_get(config_descriptor
, ("config-access", "ssh-access", "default-user"))
1261 # TODO remove this when changes on IM regarding config-access:ssh-access:default-user were
1262 # merged. Meanwhile let's get username from initial-config-primitive
1263 if not username
and initial_config_primitive_list
:
1264 for config_primitive
in initial_config_primitive_list
:
1265 for param
in config_primitive
.get("parameter", ()):
1266 if param
["name"] == "ssh-username":
1267 username
= param
["value"]
1270 raise LcmException("Cannot determine the username neither with 'initial-config-primitive' nor with "
1271 "'config-access.ssh-access.default-user'")
1272 credentials
["username"] = username
1273 # n2vc_redesign STEP 3.2
1275 self
._write
_configuration
_status
(
1277 vca_index
=vca_index
,
1278 status
='REGISTERING',
1279 element_under_configuration
=element_under_configuration
,
1280 element_type
=element_type
1283 step
= "register execution environment {}".format(credentials
)
1284 self
.logger
.debug(logging_text
+ step
)
1285 ee_id
= await self
.vca_map
[vca_type
].register_execution_environment(
1286 credentials
=credentials
,
1287 namespace
=namespace
,
1289 cloud_name
=vca_cloud
,
1290 credential_name
=vca_cloud_credential
,
1293 # for compatibility with MON/POL modules, the need model and application name at database
1294 # TODO ask MON/POL if needed to not assuming anymore the format "model_name.application_name"
1295 ee_id_parts
= ee_id
.split('.')
1296 db_nsr_update
= {db_update_entry
+ "ee_id": ee_id
}
1297 if len(ee_id_parts
) >= 2:
1298 model_name
= ee_id_parts
[0]
1299 application_name
= ee_id_parts
[1]
1300 db_nsr_update
[db_update_entry
+ "model"] = model_name
1301 db_nsr_update
[db_update_entry
+ "application"] = application_name
1303 # n2vc_redesign STEP 3.3
1304 step
= "Install configuration Software"
1306 self
._write
_configuration
_status
(
1308 vca_index
=vca_index
,
1309 status
='INSTALLING SW',
1310 element_under_configuration
=element_under_configuration
,
1311 element_type
=element_type
,
1312 other_update
=db_nsr_update
1315 # TODO check if already done
1316 self
.logger
.debug(logging_text
+ step
)
1318 if vca_type
== "native_charm":
1319 config_primitive
= next((p
for p
in initial_config_primitive_list
if p
["name"] == "config"), None)
1320 if config_primitive
:
1321 config
= self
._map
_primitive
_params
(
1327 if vca_type
== "lxc_proxy_charm":
1328 if element_type
== "NS":
1329 num_units
= db_nsr
.get("config-units") or 1
1330 elif element_type
== "VNF":
1331 num_units
= db_vnfr
.get("config-units") or 1
1332 elif element_type
== "VDU":
1333 for v
in db_vnfr
["vdur"]:
1334 if vdu_id
== v
["vdu-id-ref"]:
1335 num_units
= v
.get("config-units") or 1
1337 if vca_type
!= "k8s_proxy_charm":
1338 await self
.vca_map
[vca_type
].install_configuration_sw(
1340 artifact_path
=artifact_path
,
1343 num_units
=num_units
,
1346 # write in db flag of configuration_sw already installed
1347 self
.update_db_2("nsrs", nsr_id
, {db_update_entry
+ "config_sw_installed": True})
1349 # add relations for this VCA (wait for other peers related with this VCA)
1350 await self
._add
_vca
_relations
(logging_text
=logging_text
, nsr_id
=nsr_id
,
1351 vca_index
=vca_index
, vca_type
=vca_type
)
1353 # if SSH access is required, then get execution environment SSH public
1354 # if native charm we have waited already to VM be UP
1355 if vca_type
in ("k8s_proxy_charm", "lxc_proxy_charm", "helm", "helm-v3"):
1358 # self.logger.debug("get ssh key block")
1359 if deep_get(config_descriptor
, ("config-access", "ssh-access", "required")):
1360 # self.logger.debug("ssh key needed")
1361 # Needed to inject a ssh key
1362 user
= deep_get(config_descriptor
, ("config-access", "ssh-access", "default-user"))
1363 step
= "Install configuration Software, getting public ssh key"
1364 pub_key
= await self
.vca_map
[vca_type
].get_ee_ssh_public__key(ee_id
=ee_id
, db_dict
=db_dict
)
1366 step
= "Insert public key into VM user={} ssh_key={}".format(user
, pub_key
)
1368 # self.logger.debug("no need to get ssh key")
1369 step
= "Waiting to VM being up and getting IP address"
1370 self
.logger
.debug(logging_text
+ step
)
1372 # n2vc_redesign STEP 5.1
1373 # wait for RO (ip-address) Insert pub_key into VM
1376 rw_mgmt_ip
= await self
.wait_kdu_up(logging_text
, nsr_id
, vnfr_id
, kdu_name
)
1378 rw_mgmt_ip
= await self
.wait_vm_up_insert_key_ro(logging_text
, nsr_id
, vnfr_id
, vdu_id
,
1379 vdu_index
, user
=user
, pub_key
=pub_key
)
1381 rw_mgmt_ip
= None # This is for a NS configuration
1383 self
.logger
.debug(logging_text
+ ' VM_ip_address={}'.format(rw_mgmt_ip
))
1385 # store rw_mgmt_ip in deploy params for later replacement
1386 deploy_params
["rw_mgmt_ip"] = rw_mgmt_ip
1388 # n2vc_redesign STEP 6 Execute initial config primitive
1389 step
= 'execute initial config primitive'
1391 # wait for dependent primitives execution (NS -> VNF -> VDU)
1392 if initial_config_primitive_list
:
1393 await self
._wait
_dependent
_n
2vc
(nsr_id
, vca_deployed_list
, vca_index
)
1395 # stage, in function of element type: vdu, kdu, vnf or ns
1396 my_vca
= vca_deployed_list
[vca_index
]
1397 if my_vca
.get("vdu_id") or my_vca
.get("kdu_name"):
1399 stage
[0] = 'Stage 3/5: running Day-1 primitives for VDU.'
1400 elif my_vca
.get("member-vnf-index"):
1402 stage
[0] = 'Stage 4/5: running Day-1 primitives for VNF.'
1405 stage
[0] = 'Stage 5/5: running Day-1 primitives for NS.'
1407 self
._write
_configuration
_status
(
1409 vca_index
=vca_index
,
1410 status
='EXECUTING PRIMITIVE'
1413 self
._write
_op
_status
(
1418 check_if_terminated_needed
= True
1419 for initial_config_primitive
in initial_config_primitive_list
:
1420 # adding information on the vca_deployed if it is a NS execution environment
1421 if not vca_deployed
["member-vnf-index"]:
1422 deploy_params
["ns_config_info"] = json
.dumps(self
._get
_ns
_config
_info
(nsr_id
))
1423 # TODO check if already done
1424 primitive_params_
= self
._map
_primitive
_params
(initial_config_primitive
, {}, deploy_params
)
1426 step
= "execute primitive '{}' params '{}'".format(initial_config_primitive
["name"], primitive_params_
)
1427 self
.logger
.debug(logging_text
+ step
)
1428 await self
.vca_map
[vca_type
].exec_primitive(
1430 primitive_name
=initial_config_primitive
["name"],
1431 params_dict
=primitive_params_
,
1434 # Once some primitive has been exec, check and write at db if it needs to exec terminated primitives
1435 if check_if_terminated_needed
:
1436 if config_descriptor
.get('terminate-config-primitive'):
1437 self
.update_db_2("nsrs", nsr_id
, {db_update_entry
+ "needed_terminate": True})
1438 check_if_terminated_needed
= False
1440 # TODO register in database that primitive is done
1442 # STEP 7 Configure metrics
1443 if vca_type
== "helm" or vca_type
== "helm-v3":
1444 prometheus_jobs
= await self
.add_prometheus_metrics(
1446 artifact_path
=artifact_path
,
1447 ee_config_descriptor
=ee_config_descriptor
,
1450 target_ip
=rw_mgmt_ip
,
1453 self
.update_db_2("nsrs", nsr_id
, {db_update_entry
+ "prometheus_jobs": prometheus_jobs
})
1455 step
= "instantiated at VCA"
1456 self
.logger
.debug(logging_text
+ step
)
1458 self
._write
_configuration
_status
(
1460 vca_index
=vca_index
,
1464 except Exception as e
: # TODO not use Exception but N2VC exception
1465 # self.update_db_2("nsrs", nsr_id, {db_update_entry + "instantiation": "FAILED"})
1466 if not isinstance(e
, (DbException
, N2VCException
, LcmException
, asyncio
.CancelledError
)):
1467 self
.logger
.error("Exception while {} : {}".format(step
, e
), exc_info
=True)
1468 self
._write
_configuration
_status
(
1470 vca_index
=vca_index
,
1473 raise LcmException("{} {}".format(step
, e
)) from e
1475 def _write_ns_status(self
, nsr_id
: str, ns_state
: str, current_operation
: str, current_operation_id
: str,
1476 error_description
: str = None, error_detail
: str = None, other_update
: dict = None):
1478 Update db_nsr fields.
1481 :param current_operation:
1482 :param current_operation_id:
1483 :param error_description:
1484 :param error_detail:
1485 :param other_update: Other required changes at database if provided, will be cleared
1489 db_dict
= other_update
or {}
1490 db_dict
["_admin.nslcmop"] = current_operation_id
# for backward compatibility
1491 db_dict
["_admin.current-operation"] = current_operation_id
1492 db_dict
["_admin.operation-type"] = current_operation
if current_operation
!= "IDLE" else None
1493 db_dict
["currentOperation"] = current_operation
1494 db_dict
["currentOperationID"] = current_operation_id
1495 db_dict
["errorDescription"] = error_description
1496 db_dict
["errorDetail"] = error_detail
1499 db_dict
["nsState"] = ns_state
1500 self
.update_db_2("nsrs", nsr_id
, db_dict
)
1501 except DbException
as e
:
1502 self
.logger
.warn('Error writing NS status, ns={}: {}'.format(nsr_id
, e
))
1504 def _write_op_status(self
, op_id
: str, stage
: list = None, error_message
: str = None, queuePosition
: int = 0,
1505 operation_state
: str = None, other_update
: dict = None):
1507 db_dict
= other_update
or {}
1508 db_dict
['queuePosition'] = queuePosition
1509 if isinstance(stage
, list):
1510 db_dict
['stage'] = stage
[0]
1511 db_dict
['detailed-status'] = " ".join(stage
)
1512 elif stage
is not None:
1513 db_dict
['stage'] = str(stage
)
1515 if error_message
is not None:
1516 db_dict
['errorMessage'] = error_message
1517 if operation_state
is not None:
1518 db_dict
['operationState'] = operation_state
1519 db_dict
["statusEnteredTime"] = time()
1520 self
.update_db_2("nslcmops", op_id
, db_dict
)
1521 except DbException
as e
:
1522 self
.logger
.warn('Error writing OPERATION status for op_id: {} -> {}'.format(op_id
, e
))
1524 def _write_all_config_status(self
, db_nsr
: dict, status
: str):
1526 nsr_id
= db_nsr
["_id"]
1527 # configurationStatus
1528 config_status
= db_nsr
.get('configurationStatus')
1530 db_nsr_update
= {"configurationStatus.{}.status".format(index
): status
for index
, v
in
1531 enumerate(config_status
) if v
}
1533 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1535 except DbException
as e
:
1536 self
.logger
.warn('Error writing all configuration status, ns={}: {}'.format(nsr_id
, e
))
1538 def _write_configuration_status(self
, nsr_id
: str, vca_index
: int, status
: str = None,
1539 element_under_configuration
: str = None, element_type
: str = None,
1540 other_update
: dict = None):
1542 # self.logger.debug('_write_configuration_status(): vca_index={}, status={}'
1543 # .format(vca_index, status))
1546 db_path
= 'configurationStatus.{}.'.format(vca_index
)
1547 db_dict
= other_update
or {}
1549 db_dict
[db_path
+ 'status'] = status
1550 if element_under_configuration
:
1551 db_dict
[db_path
+ 'elementUnderConfiguration'] = element_under_configuration
1553 db_dict
[db_path
+ 'elementType'] = element_type
1554 self
.update_db_2("nsrs", nsr_id
, db_dict
)
1555 except DbException
as e
:
1556 self
.logger
.warn('Error writing configuration status={}, ns={}, vca_index={}: {}'
1557 .format(status
, nsr_id
, vca_index
, e
))
1559 async def _do_placement(self
, logging_text
, db_nslcmop
, db_vnfrs
):
1561 Check and computes the placement, (vim account where to deploy). If it is decided by an external tool, it
1562 sends the request via kafka and wait until the result is wrote at database (nslcmops _admin.plca).
1563 Database is used because the result can be obtained from a different LCM worker in case of HA.
1564 :param logging_text: contains the prefix for logging, with the ns and nslcmop identifiers
1565 :param db_nslcmop: database content of nslcmop
1566 :param db_vnfrs: database content of vnfrs, indexed by member-vnf-index.
1567 :return: True if some modification is done. Modifies database vnfrs and parameter db_vnfr with the
1568 computed 'vim-account-id'
1571 nslcmop_id
= db_nslcmop
['_id']
1572 placement_engine
= deep_get(db_nslcmop
, ('operationParams', 'placement-engine'))
1573 if placement_engine
== "PLA":
1574 self
.logger
.debug(logging_text
+ "Invoke and wait for placement optimization")
1575 await self
.msg
.aiowrite("pla", "get_placement", {'nslcmopId': nslcmop_id
}, loop
=self
.loop
)
1576 db_poll_interval
= 5
1577 wait
= db_poll_interval
* 10
1579 while not pla_result
and wait
>= 0:
1580 await asyncio
.sleep(db_poll_interval
)
1581 wait
-= db_poll_interval
1582 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
1583 pla_result
= deep_get(db_nslcmop
, ('_admin', 'pla'))
1586 raise LcmException("Placement timeout for nslcmopId={}".format(nslcmop_id
))
1588 for pla_vnf
in pla_result
['vnf']:
1589 vnfr
= db_vnfrs
.get(pla_vnf
['member-vnf-index'])
1590 if not pla_vnf
.get('vimAccountId') or not vnfr
:
1593 self
.db
.set_one("vnfrs", {"_id": vnfr
["_id"]}, {"vim-account-id": pla_vnf
['vimAccountId']})
1595 vnfr
["vim-account-id"] = pla_vnf
['vimAccountId']
1598 def update_nsrs_with_pla_result(self
, params
):
1600 nslcmop_id
= deep_get(params
, ('placement', 'nslcmopId'))
1601 self
.update_db_2("nslcmops", nslcmop_id
, {"_admin.pla": params
.get('placement')})
1602 except Exception as e
:
1603 self
.logger
.warn('Update failed for nslcmop_id={}:{}'.format(nslcmop_id
, e
))
1605 async def instantiate(self
, nsr_id
, nslcmop_id
):
1608 :param nsr_id: ns instance to deploy
1609 :param nslcmop_id: operation to run
1613 # Try to lock HA task here
1614 task_is_locked_by_me
= self
.lcm_tasks
.lock_HA('ns', 'nslcmops', nslcmop_id
)
1615 if not task_is_locked_by_me
:
1616 self
.logger
.debug('instantiate() task is not locked by me, ns={}'.format(nsr_id
))
1619 logging_text
= "Task ns={} instantiate={} ".format(nsr_id
, nslcmop_id
)
1620 self
.logger
.debug(logging_text
+ "Enter")
1622 # get all needed from database
1624 # database nsrs record
1627 # database nslcmops record
1630 # update operation on nsrs
1632 # update operation on nslcmops
1633 db_nslcmop_update
= {}
1635 nslcmop_operation_state
= None
1636 db_vnfrs
= {} # vnf's info indexed by member-index
1638 tasks_dict_info
= {} # from task to info text
1641 stage
= ['Stage 1/5: preparation of the environment.', "Waiting for previous operations to terminate.", ""]
1642 # ^ stage, step, VIM progress
1644 # wait for any previous tasks in process
1645 await self
.lcm_tasks
.waitfor_related_HA('ns', 'nslcmops', nslcmop_id
)
1647 stage
[1] = "Sync filesystem from database."
1648 self
.fs
.sync() # TODO, make use of partial sync, only for the needed packages
1650 # STEP 0: Reading database (nslcmops, nsrs, nsds, vnfrs, vnfds)
1651 stage
[1] = "Reading from database."
1652 # nsState="BUILDING", currentOperation="INSTANTIATING", currentOperationID=nslcmop_id
1653 db_nsr_update
["detailed-status"] = "creating"
1654 db_nsr_update
["operational-status"] = "init"
1655 self
._write
_ns
_status
(
1657 ns_state
="BUILDING",
1658 current_operation
="INSTANTIATING",
1659 current_operation_id
=nslcmop_id
,
1660 other_update
=db_nsr_update
1662 self
._write
_op
_status
(
1668 # read from db: operation
1669 stage
[1] = "Getting nslcmop={} from db.".format(nslcmop_id
)
1670 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
1671 ns_params
= db_nslcmop
.get("operationParams")
1672 if ns_params
and ns_params
.get("timeout_ns_deploy"):
1673 timeout_ns_deploy
= ns_params
["timeout_ns_deploy"]
1675 timeout_ns_deploy
= self
.timeout
.get("ns_deploy", self
.timeout_ns_deploy
)
1678 stage
[1] = "Getting nsr={} from db.".format(nsr_id
)
1679 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1680 stage
[1] = "Getting nsd={} from db.".format(db_nsr
["nsd-id"])
1681 nsd
= self
.db
.get_one("nsds", {"_id": db_nsr
["nsd-id"]})
1683 # nsr_name = db_nsr["name"] # TODO short-name??
1685 # read from db: vnf's of this ns
1686 stage
[1] = "Getting vnfrs from db."
1687 self
.logger
.debug(logging_text
+ stage
[1])
1688 db_vnfrs_list
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
1690 # read from db: vnfd's for every vnf
1691 db_vnfds
= [] # every vnfd data
1693 # for each vnf in ns, read vnfd
1694 for vnfr
in db_vnfrs_list
:
1695 db_vnfrs
[vnfr
["member-vnf-index-ref"]] = vnfr
1696 vnfd_id
= vnfr
["vnfd-id"]
1697 vnfd_ref
= vnfr
["vnfd-ref"]
1699 # if we haven't this vnfd, read it from db
1700 if vnfd_id
not in db_vnfds
:
1702 stage
[1] = "Getting vnfd={} id='{}' from db.".format(vnfd_id
, vnfd_ref
)
1703 self
.logger
.debug(logging_text
+ stage
[1])
1704 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd_id
})
1707 db_vnfds
.append(vnfd
)
1709 # Get or generates the _admin.deployed.VCA list
1710 vca_deployed_list
= None
1711 if db_nsr
["_admin"].get("deployed"):
1712 vca_deployed_list
= db_nsr
["_admin"]["deployed"].get("VCA")
1713 if vca_deployed_list
is None:
1714 vca_deployed_list
= []
1715 configuration_status_list
= []
1716 db_nsr_update
["_admin.deployed.VCA"] = vca_deployed_list
1717 db_nsr_update
["configurationStatus"] = configuration_status_list
1718 # add _admin.deployed.VCA to db_nsr dictionary, value=vca_deployed_list
1719 populate_dict(db_nsr
, ("_admin", "deployed", "VCA"), vca_deployed_list
)
1720 elif isinstance(vca_deployed_list
, dict):
1721 # maintain backward compatibility. Change a dict to list at database
1722 vca_deployed_list
= list(vca_deployed_list
.values())
1723 db_nsr_update
["_admin.deployed.VCA"] = vca_deployed_list
1724 populate_dict(db_nsr
, ("_admin", "deployed", "VCA"), vca_deployed_list
)
1726 if not isinstance(deep_get(db_nsr
, ("_admin", "deployed", "RO", "vnfd")), list):
1727 populate_dict(db_nsr
, ("_admin", "deployed", "RO", "vnfd"), [])
1728 db_nsr_update
["_admin.deployed.RO.vnfd"] = []
1730 # set state to INSTANTIATED. When instantiated NBI will not delete directly
1731 db_nsr_update
["_admin.nsState"] = "INSTANTIATED"
1732 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1733 self
.db
.set_list("vnfrs", {"nsr-id-ref": nsr_id
}, {"_admin.nsState": "INSTANTIATED"})
1735 # n2vc_redesign STEP 2 Deploy Network Scenario
1736 stage
[0] = 'Stage 2/5: deployment of KDUs, VMs and execution environments.'
1737 self
._write
_op
_status
(
1742 stage
[1] = "Deploying KDUs."
1743 # self.logger.debug(logging_text + "Before deploy_kdus")
1744 # Call to deploy_kdus in case exists the "vdu:kdu" param
1745 await self
.deploy_kdus(
1746 logging_text
=logging_text
,
1748 nslcmop_id
=nslcmop_id
,
1751 task_instantiation_info
=tasks_dict_info
,
1754 stage
[1] = "Getting VCA public key."
1755 # n2vc_redesign STEP 1 Get VCA public ssh-key
1756 # feature 1429. Add n2vc public key to needed VMs
1757 n2vc_key
= self
.n2vc
.get_public_key()
1758 n2vc_key_list
= [n2vc_key
]
1759 if self
.vca_config
.get("public_key"):
1760 n2vc_key_list
.append(self
.vca_config
["public_key"])
1762 stage
[1] = "Deploying NS at VIM."
1763 task_ro
= asyncio
.ensure_future(
1764 self
.instantiate_RO(
1765 logging_text
=logging_text
,
1769 db_nslcmop
=db_nslcmop
,
1772 n2vc_key_list
=n2vc_key_list
,
1776 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
, "instantiate_RO", task_ro
)
1777 tasks_dict_info
[task_ro
] = "Deploying at VIM"
1779 # n2vc_redesign STEP 3 to 6 Deploy N2VC
1780 stage
[1] = "Deploying Execution Environments."
1781 self
.logger
.debug(logging_text
+ stage
[1])
1783 nsi_id
= None # TODO put nsi_id when this nsr belongs to a NSI
1784 for vnf_profile
in get_vnf_profiles(nsd
):
1785 vnfd_id
= vnf_profile
["vnfd-id"]
1786 vnfd
= find_in_list(db_vnfds
, lambda a_vnf
: a_vnf
["id"] == vnfd_id
)
1787 member_vnf_index
= str(vnf_profile
["id"])
1788 db_vnfr
= db_vnfrs
[member_vnf_index
]
1789 base_folder
= vnfd
["_admin"]["storage"]
1795 # Get additional parameters
1796 deploy_params
= {"OSM": get_osm_params(db_vnfr
)}
1797 if db_vnfr
.get("additionalParamsForVnf"):
1798 deploy_params
.update(parse_yaml_strings(db_vnfr
["additionalParamsForVnf"].copy()))
1800 descriptor_config
= get_configuration(vnfd
, vnfd
["id"])
1801 if descriptor_config
:
1803 logging_text
=logging_text
+ "member_vnf_index={} ".format(member_vnf_index
),
1806 nslcmop_id
=nslcmop_id
,
1812 member_vnf_index
=member_vnf_index
,
1813 vdu_index
=vdu_index
,
1815 deploy_params
=deploy_params
,
1816 descriptor_config
=descriptor_config
,
1817 base_folder
=base_folder
,
1818 task_instantiation_info
=tasks_dict_info
,
1822 # Deploy charms for each VDU that supports one.
1823 for vdud
in get_vdu_list(vnfd
):
1825 descriptor_config
= get_configuration(vnfd
, vdu_id
)
1826 vdur
= find_in_list(db_vnfr
["vdur"], lambda vdu
: vdu
["vdu-id-ref"] == vdu_id
)
1828 if vdur
.get("additionalParams"):
1829 deploy_params_vdu
= parse_yaml_strings(vdur
["additionalParams"])
1831 deploy_params_vdu
= deploy_params
1832 deploy_params_vdu
["OSM"] = get_osm_params(db_vnfr
, vdu_id
, vdu_count_index
=0)
1833 vdud_count
= get_vdu_profile(vnfd
, vdu_id
).get("max-number-of-instances", 1)
1835 self
.logger
.debug("VDUD > {}".format(vdud
))
1836 self
.logger
.debug("Descriptor config > {}".format(descriptor_config
))
1837 if descriptor_config
:
1840 for vdu_index
in range(vdud_count
):
1841 # TODO vnfr_params["rw_mgmt_ip"] = vdur["ip-address"]
1843 logging_text
=logging_text
+ "member_vnf_index={}, vdu_id={}, vdu_index={} ".format(
1844 member_vnf_index
, vdu_id
, vdu_index
),
1847 nslcmop_id
=nslcmop_id
,
1853 member_vnf_index
=member_vnf_index
,
1854 vdu_index
=vdu_index
,
1856 deploy_params
=deploy_params_vdu
,
1857 descriptor_config
=descriptor_config
,
1858 base_folder
=base_folder
,
1859 task_instantiation_info
=tasks_dict_info
,
1862 for kdud
in get_kdu_list(vnfd
):
1863 kdu_name
= kdud
["name"]
1864 descriptor_config
= get_configuration(vnfd
, kdu_name
)
1865 if descriptor_config
:
1869 kdur
= next(x
for x
in db_vnfr
["kdur"] if x
["kdu-name"] == kdu_name
)
1870 deploy_params_kdu
= {"OSM": get_osm_params(db_vnfr
)}
1871 if kdur
.get("additionalParams"):
1872 deploy_params_kdu
= parse_yaml_strings(kdur
["additionalParams"])
1875 logging_text
=logging_text
,
1878 nslcmop_id
=nslcmop_id
,
1884 member_vnf_index
=member_vnf_index
,
1885 vdu_index
=vdu_index
,
1887 deploy_params
=deploy_params_kdu
,
1888 descriptor_config
=descriptor_config
,
1889 base_folder
=base_folder
,
1890 task_instantiation_info
=tasks_dict_info
,
1894 # Check if this NS has a charm configuration
1895 descriptor_config
= nsd
.get("ns-configuration")
1896 if descriptor_config
and descriptor_config
.get("juju"):
1899 member_vnf_index
= None
1905 # Get additional parameters
1906 deploy_params
= {"OSM": {"vim_account_id": ns_params
["vimAccountId"]}}
1907 if db_nsr
.get("additionalParamsForNs"):
1908 deploy_params
.update(parse_yaml_strings(db_nsr
["additionalParamsForNs"].copy()))
1909 base_folder
= nsd
["_admin"]["storage"]
1911 logging_text
=logging_text
,
1914 nslcmop_id
=nslcmop_id
,
1920 member_vnf_index
=member_vnf_index
,
1921 vdu_index
=vdu_index
,
1923 deploy_params
=deploy_params
,
1924 descriptor_config
=descriptor_config
,
1925 base_folder
=base_folder
,
1926 task_instantiation_info
=tasks_dict_info
,
1930 # rest of staff will be done at finally
1932 except (ROclient
.ROClientException
, DbException
, LcmException
, N2VCException
) as e
:
1933 self
.logger
.error(logging_text
+ "Exit Exception while '{}': {}".format(stage
[1], e
))
1935 except asyncio
.CancelledError
:
1936 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(stage
[1]))
1937 exc
= "Operation was cancelled"
1938 except Exception as e
:
1939 exc
= traceback
.format_exc()
1940 self
.logger
.critical(logging_text
+ "Exit Exception while '{}': {}".format(stage
[1], e
), exc_info
=True)
1943 error_list
.append(str(exc
))
1945 # wait for pending tasks
1947 stage
[1] = "Waiting for instantiate pending tasks."
1948 self
.logger
.debug(logging_text
+ stage
[1])
1949 error_list
+= await self
._wait
_for
_tasks
(logging_text
, tasks_dict_info
, timeout_ns_deploy
,
1950 stage
, nslcmop_id
, nsr_id
=nsr_id
)
1951 stage
[1] = stage
[2] = ""
1952 except asyncio
.CancelledError
:
1953 error_list
.append("Cancelled")
1954 # TODO cancel all tasks
1955 except Exception as exc
:
1956 error_list
.append(str(exc
))
1958 # update operation-status
1959 db_nsr_update
["operational-status"] = "running"
1960 # let's begin with VCA 'configured' status (later we can change it)
1961 db_nsr_update
["config-status"] = "configured"
1962 for task
, task_name
in tasks_dict_info
.items():
1963 if not task
.done() or task
.cancelled() or task
.exception():
1964 if task_name
.startswith(self
.task_name_deploy_vca
):
1965 # A N2VC task is pending
1966 db_nsr_update
["config-status"] = "failed"
1968 # RO or KDU task is pending
1969 db_nsr_update
["operational-status"] = "failed"
1971 # update status at database
1973 error_detail
= ". ".join(error_list
)
1974 self
.logger
.error(logging_text
+ error_detail
)
1975 error_description_nslcmop
= '{} Detail: {}'.format(stage
[0], error_detail
)
1976 error_description_nsr
= 'Operation: INSTANTIATING.{}, {}'.format(nslcmop_id
, stage
[0])
1978 db_nsr_update
["detailed-status"] = error_description_nsr
+ " Detail: " + error_detail
1979 db_nslcmop_update
["detailed-status"] = error_detail
1980 nslcmop_operation_state
= "FAILED"
1984 error_description_nsr
= error_description_nslcmop
= None
1986 db_nsr_update
["detailed-status"] = "Done"
1987 db_nslcmop_update
["detailed-status"] = "Done"
1988 nslcmop_operation_state
= "COMPLETED"
1991 self
._write
_ns
_status
(
1994 current_operation
="IDLE",
1995 current_operation_id
=None,
1996 error_description
=error_description_nsr
,
1997 error_detail
=error_detail
,
1998 other_update
=db_nsr_update
2000 self
._write
_op
_status
(
2003 error_message
=error_description_nslcmop
,
2004 operation_state
=nslcmop_operation_state
,
2005 other_update
=db_nslcmop_update
,
2008 if nslcmop_operation_state
:
2010 await self
.msg
.aiowrite("ns", "instantiated", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
2011 "operationState": nslcmop_operation_state
},
2013 except Exception as e
:
2014 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
2016 self
.logger
.debug(logging_text
+ "Exit")
2017 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_instantiate")
2019 async def _add_vca_relations(self
, logging_text
, nsr_id
, vca_index
: int,
2020 timeout
: int = 3600, vca_type
: str = None) -> bool:
2023 # 1. find all relations for this VCA
2024 # 2. wait for other peers related
2028 vca_type
= vca_type
or "lxc_proxy_charm"
2030 # STEP 1: find all relations for this VCA
2033 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
2034 nsd
= self
.db
.get_one("nsds", {"_id": db_nsr
["nsd-id"]})
2037 my_vca
= deep_get(db_nsr
, ('_admin', 'deployed', 'VCA'))[vca_index
]
2039 # read all ns-configuration relations
2040 ns_relations
= list()
2041 db_ns_relations
= deep_get(nsd
, ('ns-configuration', 'relation'))
2043 for r
in db_ns_relations
:
2044 # check if this VCA is in the relation
2045 if my_vca
.get('member-vnf-index') in\
2046 (r
.get('entities')[0].get('id'), r
.get('entities')[1].get('id')):
2047 ns_relations
.append(r
)
2049 # read all vnf-configuration relations
2050 vnf_relations
= list()
2051 db_vnfd_list
= db_nsr
.get('vnfd-id')
2053 for vnfd
in db_vnfd_list
:
2054 db_vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd
})
2055 db_vnf_relations
= get_configuration(db_vnfd
, db_vnfd
["id"]).get("relation", [])
2056 if db_vnf_relations
:
2057 for r
in db_vnf_relations
:
2058 # check if this VCA is in the relation
2059 if my_vca
.get('vdu_id') in (r
.get('entities')[0].get('id'), r
.get('entities')[1].get('id')):
2060 vnf_relations
.append(r
)
2062 # if no relations, terminate
2063 if not ns_relations
and not vnf_relations
:
2064 self
.logger
.debug(logging_text
+ ' No relations')
2067 self
.logger
.debug(logging_text
+ ' adding relations\n {}\n {}'.format(ns_relations
, vnf_relations
))
2074 if now
- start
>= timeout
:
2075 self
.logger
.error(logging_text
+ ' : timeout adding relations')
2078 # reload nsr from database (we need to update record: _admin.deloyed.VCA)
2079 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
2081 # for each defined NS relation, find the VCA's related
2082 for r
in ns_relations
.copy():
2083 from_vca_ee_id
= None
2085 from_vca_endpoint
= None
2086 to_vca_endpoint
= None
2087 vca_list
= deep_get(db_nsr
, ('_admin', 'deployed', 'VCA'))
2088 for vca
in vca_list
:
2089 if vca
.get('member-vnf-index') == r
.get('entities')[0].get('id') \
2090 and vca
.get('config_sw_installed'):
2091 from_vca_ee_id
= vca
.get('ee_id')
2092 from_vca_endpoint
= r
.get('entities')[0].get('endpoint')
2093 if vca
.get('member-vnf-index') == r
.get('entities')[1].get('id') \
2094 and vca
.get('config_sw_installed'):
2095 to_vca_ee_id
= vca
.get('ee_id')
2096 to_vca_endpoint
= r
.get('entities')[1].get('endpoint')
2097 if from_vca_ee_id
and to_vca_ee_id
:
2099 await self
.vca_map
[vca_type
].add_relation(
2100 ee_id_1
=from_vca_ee_id
,
2101 ee_id_2
=to_vca_ee_id
,
2102 endpoint_1
=from_vca_endpoint
,
2103 endpoint_2
=to_vca_endpoint
)
2104 # remove entry from relations list
2105 ns_relations
.remove(r
)
2107 # check failed peers
2109 vca_status_list
= db_nsr
.get('configurationStatus')
2111 for i
in range(len(vca_list
)):
2113 vca_status
= vca_status_list
[i
]
2114 if vca
.get('member-vnf-index') == r
.get('entities')[0].get('id'):
2115 if vca_status
.get('status') == 'BROKEN':
2116 # peer broken: remove relation from list
2117 ns_relations
.remove(r
)
2118 if vca
.get('member-vnf-index') == r
.get('entities')[1].get('id'):
2119 if vca_status
.get('status') == 'BROKEN':
2120 # peer broken: remove relation from list
2121 ns_relations
.remove(r
)
2126 # for each defined VNF relation, find the VCA's related
2127 for r
in vnf_relations
.copy():
2128 from_vca_ee_id
= None
2130 from_vca_endpoint
= None
2131 to_vca_endpoint
= None
2132 vca_list
= deep_get(db_nsr
, ('_admin', 'deployed', 'VCA'))
2133 for vca
in vca_list
:
2134 key_to_check
= "vdu_id"
2135 if vca
.get("vdu_id") is None:
2136 key_to_check
= "vnfd_id"
2137 if vca
.get(key_to_check
) == r
.get('entities')[0].get('id') and vca
.get('config_sw_installed'):
2138 from_vca_ee_id
= vca
.get('ee_id')
2139 from_vca_endpoint
= r
.get('entities')[0].get('endpoint')
2140 if vca
.get(key_to_check
) == r
.get('entities')[1].get('id') and vca
.get('config_sw_installed'):
2141 to_vca_ee_id
= vca
.get('ee_id')
2142 to_vca_endpoint
= r
.get('entities')[1].get('endpoint')
2143 if from_vca_ee_id
and to_vca_ee_id
:
2145 await self
.vca_map
[vca_type
].add_relation(
2146 ee_id_1
=from_vca_ee_id
,
2147 ee_id_2
=to_vca_ee_id
,
2148 endpoint_1
=from_vca_endpoint
,
2149 endpoint_2
=to_vca_endpoint
)
2150 # remove entry from relations list
2151 vnf_relations
.remove(r
)
2153 # check failed peers
2155 vca_status_list
= db_nsr
.get('configurationStatus')
2157 for i
in range(len(vca_list
)):
2159 vca_status
= vca_status_list
[i
]
2160 if vca
.get('vdu_id') == r
.get('entities')[0].get('id'):
2161 if vca_status
.get('status') == 'BROKEN':
2162 # peer broken: remove relation from list
2163 vnf_relations
.remove(r
)
2164 if vca
.get('vdu_id') == r
.get('entities')[1].get('id'):
2165 if vca_status
.get('status') == 'BROKEN':
2166 # peer broken: remove relation from list
2167 vnf_relations
.remove(r
)
2173 await asyncio
.sleep(5.0)
2175 if not ns_relations
and not vnf_relations
:
2176 self
.logger
.debug('Relations added')
2181 except Exception as e
:
2182 self
.logger
.warn(logging_text
+ ' ERROR adding relations: {}'.format(e
))
2185 async def _install_kdu(self
, nsr_id
: str, nsr_db_path
: str, vnfr_data
: dict, kdu_index
: int, kdud
: dict,
2186 vnfd
: dict, k8s_instance_info
: dict, k8params
: dict = None, timeout
: int = 600):
2189 k8sclustertype
= k8s_instance_info
["k8scluster-type"]
2191 db_dict_install
= {"collection": "nsrs",
2192 "filter": {"_id": nsr_id
},
2193 "path": nsr_db_path
}
2195 kdu_instance
= self
.k8scluster_map
[k8sclustertype
].generate_kdu_instance_name(
2196 db_dict
=db_dict_install
,
2197 kdu_model
=k8s_instance_info
["kdu-model"],
2199 self
.update_db_2("nsrs", nsr_id
, {nsr_db_path
+ ".kdu-instance": kdu_instance
})
2200 await self
.k8scluster_map
[k8sclustertype
].install(
2201 cluster_uuid
=k8s_instance_info
["k8scluster-uuid"],
2202 kdu_model
=k8s_instance_info
["kdu-model"],
2205 db_dict
=db_dict_install
,
2207 kdu_name
=k8s_instance_info
["kdu-name"],
2208 namespace
=k8s_instance_info
["namespace"],
2209 kdu_instance
=kdu_instance
,
2211 self
.update_db_2("nsrs", nsr_id
, {nsr_db_path
+ ".kdu-instance": kdu_instance
})
2213 # Obtain services to obtain management service ip
2214 services
= await self
.k8scluster_map
[k8sclustertype
].get_services(
2215 cluster_uuid
=k8s_instance_info
["k8scluster-uuid"],
2216 kdu_instance
=kdu_instance
,
2217 namespace
=k8s_instance_info
["namespace"])
2219 # Obtain management service info (if exists)
2220 vnfr_update_dict
= {}
2222 vnfr_update_dict
["kdur.{}.services".format(kdu_index
)] = services
2223 mgmt_services
= [service
for service
in kdud
.get("service", []) if service
.get("mgmt-service")]
2224 for mgmt_service
in mgmt_services
:
2225 for service
in services
:
2226 if service
["name"].startswith(mgmt_service
["name"]):
2227 # Mgmt service found, Obtain service ip
2228 ip
= service
.get("external_ip", service
.get("cluster_ip"))
2229 if isinstance(ip
, list) and len(ip
) == 1:
2232 vnfr_update_dict
["kdur.{}.ip-address".format(kdu_index
)] = ip
2234 # Check if must update also mgmt ip at the vnf
2235 service_external_cp
= mgmt_service
.get("external-connection-point-ref")
2236 if service_external_cp
:
2237 if deep_get(vnfd
, ("mgmt-interface", "cp")) == service_external_cp
:
2238 vnfr_update_dict
["ip-address"] = ip
2242 self
.logger
.warn("Mgmt service name: {} not found".format(mgmt_service
["name"]))
2244 vnfr_update_dict
["kdur.{}.status".format(kdu_index
)] = "READY"
2245 self
.update_db_2("vnfrs", vnfr_data
.get("_id"), vnfr_update_dict
)
2247 kdu_config
= kdud
.get("kdu-configuration")
2248 if kdu_config
and kdu_config
.get("initial-config-primitive") and kdu_config
.get("juju") is None:
2249 initial_config_primitive_list
= kdu_config
.get("initial-config-primitive")
2250 initial_config_primitive_list
.sort(key
=lambda val
: int(val
["seq"]))
2252 for initial_config_primitive
in initial_config_primitive_list
:
2253 primitive_params_
= self
._map
_primitive
_params
(initial_config_primitive
, {}, {})
2255 await asyncio
.wait_for(
2256 self
.k8scluster_map
[k8sclustertype
].exec_primitive(
2257 cluster_uuid
=k8s_instance_info
["k8scluster-uuid"],
2258 kdu_instance
=kdu_instance
,
2259 primitive_name
=initial_config_primitive
["name"],
2260 params
=primitive_params_
, db_dict
={}),
2263 except Exception as e
:
2264 # Prepare update db with error and raise exception
2266 self
.update_db_2("nsrs", nsr_id
, {nsr_db_path
+ ".detailed-status": str(e
)})
2267 self
.update_db_2("vnfrs", vnfr_data
.get("_id"), {"kdur.{}.status".format(kdu_index
): "ERROR"})
2269 # ignore to keep original exception
2271 # reraise original error
2276 async def deploy_kdus(self
, logging_text
, nsr_id
, nslcmop_id
, db_vnfrs
, db_vnfds
, task_instantiation_info
):
2277 # Launch kdus if present in the descriptor
2279 k8scluster_id_2_uuic
= {"helm-chart-v3": {}, "helm-chart": {}, "juju-bundle": {}}
2281 async def _get_cluster_id(cluster_id
, cluster_type
):
2282 nonlocal k8scluster_id_2_uuic
2283 if cluster_id
in k8scluster_id_2_uuic
[cluster_type
]:
2284 return k8scluster_id_2_uuic
[cluster_type
][cluster_id
]
2286 # check if K8scluster is creating and wait look if previous tasks in process
2287 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("k8scluster", cluster_id
)
2289 text
= "Waiting for related tasks '{}' on k8scluster {} to be completed".format(task_name
, cluster_id
)
2290 self
.logger
.debug(logging_text
+ text
)
2291 await asyncio
.wait(task_dependency
, timeout
=3600)
2293 db_k8scluster
= self
.db
.get_one("k8sclusters", {"_id": cluster_id
}, fail_on_empty
=False)
2294 if not db_k8scluster
:
2295 raise LcmException("K8s cluster {} cannot be found".format(cluster_id
))
2297 k8s_id
= deep_get(db_k8scluster
, ("_admin", cluster_type
, "id"))
2299 if cluster_type
== "helm-chart-v3":
2301 # backward compatibility for existing clusters that have not been initialized for helm v3
2302 k8s_credentials
= yaml
.safe_dump(db_k8scluster
.get("credentials"))
2303 k8s_id
, uninstall_sw
= await self
.k8sclusterhelm3
.init_env(k8s_credentials
,
2304 reuse_cluster_uuid
=cluster_id
)
2305 db_k8scluster_update
= {}
2306 db_k8scluster_update
["_admin.helm-chart-v3.error_msg"] = None
2307 db_k8scluster_update
["_admin.helm-chart-v3.id"] = k8s_id
2308 db_k8scluster_update
["_admin.helm-chart-v3.created"] = uninstall_sw
2309 db_k8scluster_update
["_admin.helm-chart-v3.operationalState"] = "ENABLED"
2310 self
.update_db_2("k8sclusters", cluster_id
, db_k8scluster_update
)
2311 except Exception as e
:
2312 self
.logger
.error(logging_text
+ "error initializing helm-v3 cluster: {}".format(str(e
)))
2313 raise LcmException("K8s cluster '{}' has not been initialized for '{}'".format(cluster_id
,
2316 raise LcmException("K8s cluster '{}' has not been initialized for '{}'".
2317 format(cluster_id
, cluster_type
))
2318 k8scluster_id_2_uuic
[cluster_type
][cluster_id
] = k8s_id
2321 logging_text
+= "Deploy kdus: "
2324 db_nsr_update
= {"_admin.deployed.K8s": []}
2325 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2328 updated_cluster_list
= []
2329 updated_v3_cluster_list
= []
2331 for vnfr_data
in db_vnfrs
.values():
2332 for kdu_index
, kdur
in enumerate(get_iterable(vnfr_data
, "kdur")):
2333 # Step 0: Prepare and set parameters
2334 desc_params
= parse_yaml_strings(kdur
.get("additionalParams"))
2335 vnfd_id
= vnfr_data
.get('vnfd-id')
2336 vnfd_with_id
= find_in_list(db_vnfds
, lambda vnfd
: vnfd
["_id"] == vnfd_id
)
2337 kdud
= next(kdud
for kdud
in vnfd_with_id
["kdu"] if kdud
["name"] == kdur
["kdu-name"])
2338 namespace
= kdur
.get("k8s-namespace")
2339 if kdur
.get("helm-chart"):
2340 kdumodel
= kdur
["helm-chart"]
2341 # Default version: helm3, if helm-version is v2 assign v2
2342 k8sclustertype
= "helm-chart-v3"
2343 self
.logger
.debug("kdur: {}".format(kdur
))
2344 if kdur
.get("helm-version") and kdur
.get("helm-version") == "v2":
2345 k8sclustertype
= "helm-chart"
2346 elif kdur
.get("juju-bundle"):
2347 kdumodel
= kdur
["juju-bundle"]
2348 k8sclustertype
= "juju-bundle"
2350 raise LcmException("kdu type for kdu='{}.{}' is neither helm-chart nor "
2351 "juju-bundle. Maybe an old NBI version is running".
2352 format(vnfr_data
["member-vnf-index-ref"], kdur
["kdu-name"]))
2353 # check if kdumodel is a file and exists
2355 vnfd_with_id
= find_in_list(db_vnfds
, lambda vnfd
: vnfd
["_id"] == vnfd_id
)
2356 storage
= deep_get(vnfd_with_id
, ('_admin', 'storage'))
2357 if storage
and storage
.get('pkg-dir'): # may be not present if vnfd has not artifacts
2358 # path format: /vnfdid/pkkdir/helm-charts|juju-bundles/kdumodel
2359 filename
= '{}/{}/{}s/{}'.format(storage
["folder"], storage
["pkg-dir"], k8sclustertype
,
2361 if self
.fs
.file_exists(filename
, mode
='file') or self
.fs
.file_exists(filename
, mode
='dir'):
2362 kdumodel
= self
.fs
.path
+ filename
2363 except (asyncio
.TimeoutError
, asyncio
.CancelledError
):
2365 except Exception: # it is not a file
2368 k8s_cluster_id
= kdur
["k8s-cluster"]["id"]
2369 step
= "Synchronize repos for k8s cluster '{}'".format(k8s_cluster_id
)
2370 cluster_uuid
= await _get_cluster_id(k8s_cluster_id
, k8sclustertype
)
2373 if (k8sclustertype
== "helm-chart" and cluster_uuid
not in updated_cluster_list
)\
2374 or (k8sclustertype
== "helm-chart-v3" and cluster_uuid
not in updated_v3_cluster_list
):
2375 del_repo_list
, added_repo_dict
= await asyncio
.ensure_future(
2376 self
.k8scluster_map
[k8sclustertype
].synchronize_repos(cluster_uuid
=cluster_uuid
))
2377 if del_repo_list
or added_repo_dict
:
2378 if k8sclustertype
== "helm-chart":
2379 unset
= {'_admin.helm_charts_added.' + item
: None for item
in del_repo_list
}
2380 updated
= {'_admin.helm_charts_added.' +
2381 item
: name
for item
, name
in added_repo_dict
.items()}
2382 updated_cluster_list
.append(cluster_uuid
)
2383 elif k8sclustertype
== "helm-chart-v3":
2384 unset
= {'_admin.helm_charts_v3_added.' + item
: None for item
in del_repo_list
}
2385 updated
= {'_admin.helm_charts_v3_added.' +
2386 item
: name
for item
, name
in added_repo_dict
.items()}
2387 updated_v3_cluster_list
.append(cluster_uuid
)
2388 self
.logger
.debug(logging_text
+ "repos synchronized on k8s cluster "
2389 "'{}' to_delete: {}, to_add: {}".
2390 format(k8s_cluster_id
, del_repo_list
, added_repo_dict
))
2391 self
.db
.set_one("k8sclusters", {"_id": k8s_cluster_id
}, updated
, unset
=unset
)
2394 step
= "Instantiating KDU {}.{} in k8s cluster {}".format(vnfr_data
["member-vnf-index-ref"],
2395 kdur
["kdu-name"], k8s_cluster_id
)
2396 k8s_instance_info
= {"kdu-instance": None,
2397 "k8scluster-uuid": cluster_uuid
,
2398 "k8scluster-type": k8sclustertype
,
2399 "member-vnf-index": vnfr_data
["member-vnf-index-ref"],
2400 "kdu-name": kdur
["kdu-name"],
2401 "kdu-model": kdumodel
,
2402 "namespace": namespace
}
2403 db_path
= "_admin.deployed.K8s.{}".format(index
)
2404 db_nsr_update
[db_path
] = k8s_instance_info
2405 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2406 vnfd_with_id
= find_in_list(db_vnfds
, lambda vnf
: vnf
["_id"] == vnfd_id
)
2407 task
= asyncio
.ensure_future(
2408 self
._install
_kdu
(nsr_id
, db_path
, vnfr_data
, kdu_index
, kdud
, vnfd_with_id
,
2409 k8s_instance_info
, k8params
=desc_params
, timeout
=600))
2410 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
, "instantiate_KDU-{}".format(index
), task
)
2411 task_instantiation_info
[task
] = "Deploying KDU {}".format(kdur
["kdu-name"])
2415 except (LcmException
, asyncio
.CancelledError
):
2417 except Exception as e
:
2418 msg
= "Exception {} while {}: {}".format(type(e
).__name
__, step
, e
)
2419 if isinstance(e
, (N2VCException
, DbException
)):
2420 self
.logger
.error(logging_text
+ msg
)
2422 self
.logger
.critical(logging_text
+ msg
, exc_info
=True)
2423 raise LcmException(msg
)
2426 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2428 def _deploy_n2vc(self
, logging_text
, db_nsr
, db_vnfr
, nslcmop_id
, nsr_id
, nsi_id
, vnfd_id
, vdu_id
,
2429 kdu_name
, member_vnf_index
, vdu_index
, vdu_name
, deploy_params
, descriptor_config
,
2430 base_folder
, task_instantiation_info
, stage
):
2431 # launch instantiate_N2VC in a asyncio task and register task object
2432 # Look where information of this charm is at database <nsrs>._admin.deployed.VCA
2433 # if not found, create one entry and update database
2434 # fill db_nsr._admin.deployed.VCA.<index>
2436 self
.logger
.debug(logging_text
+ "_deploy_n2vc vnfd_id={}, vdu_id={}".format(vnfd_id
, vdu_id
))
2437 if descriptor_config
.get("juju"): # There is one execution envioronment of type juju
2438 ee_list
= [descriptor_config
]
2439 elif descriptor_config
.get("execution-environment-list"):
2440 ee_list
= descriptor_config
.get("execution-environment-list")
2441 else: # other types as script are not supported
2444 for ee_item
in ee_list
:
2445 self
.logger
.debug(logging_text
+ "_deploy_n2vc ee_item juju={}, helm={}".format(ee_item
.get('juju'),
2446 ee_item
.get("helm-chart")))
2447 ee_descriptor_id
= ee_item
.get("id")
2448 if ee_item
.get("juju"):
2449 vca_name
= ee_item
['juju'].get('charm')
2450 vca_type
= "lxc_proxy_charm" if ee_item
['juju'].get('charm') is not None else "native_charm"
2451 if ee_item
['juju'].get('cloud') == "k8s":
2452 vca_type
= "k8s_proxy_charm"
2453 elif ee_item
['juju'].get('proxy') is False:
2454 vca_type
= "native_charm"
2455 elif ee_item
.get("helm-chart"):
2456 vca_name
= ee_item
['helm-chart']
2457 if ee_item
.get("helm-version") and ee_item
.get("helm-version") == "v2":
2460 vca_type
= "helm-v3"
2462 self
.logger
.debug(logging_text
+ "skipping non juju neither charm configuration")
2466 for vca_index
, vca_deployed
in enumerate(db_nsr
["_admin"]["deployed"]["VCA"]):
2467 if not vca_deployed
:
2469 if vca_deployed
.get("member-vnf-index") == member_vnf_index
and \
2470 vca_deployed
.get("vdu_id") == vdu_id
and \
2471 vca_deployed
.get("kdu_name") == kdu_name
and \
2472 vca_deployed
.get("vdu_count_index", 0) == vdu_index
and \
2473 vca_deployed
.get("ee_descriptor_id") == ee_descriptor_id
:
2476 # not found, create one.
2477 target
= "ns" if not member_vnf_index
else "vnf/{}".format(member_vnf_index
)
2479 target
+= "/vdu/{}/{}".format(vdu_id
, vdu_index
or 0)
2481 target
+= "/kdu/{}".format(kdu_name
)
2483 "target_element": target
,
2484 # ^ target_element will replace member-vnf-index, kdu_name, vdu_id ... in a single string
2485 "member-vnf-index": member_vnf_index
,
2487 "kdu_name": kdu_name
,
2488 "vdu_count_index": vdu_index
,
2489 "operational-status": "init", # TODO revise
2490 "detailed-status": "", # TODO revise
2491 "step": "initial-deploy", # TODO revise
2493 "vdu_name": vdu_name
,
2495 "ee_descriptor_id": ee_descriptor_id
2499 # create VCA and configurationStatus in db
2501 "_admin.deployed.VCA.{}".format(vca_index
): vca_deployed
,
2502 "configurationStatus.{}".format(vca_index
): dict()
2504 self
.update_db_2("nsrs", nsr_id
, db_dict
)
2506 db_nsr
["_admin"]["deployed"]["VCA"].append(vca_deployed
)
2508 self
.logger
.debug("N2VC > NSR_ID > {}".format(nsr_id
))
2509 self
.logger
.debug("N2VC > DB_NSR > {}".format(db_nsr
))
2510 self
.logger
.debug("N2VC > VCA_DEPLOYED > {}".format(vca_deployed
))
2513 task_n2vc
= asyncio
.ensure_future(
2514 self
.instantiate_N2VC(
2515 logging_text
=logging_text
,
2516 vca_index
=vca_index
,
2522 vdu_index
=vdu_index
,
2523 deploy_params
=deploy_params
,
2524 config_descriptor
=descriptor_config
,
2525 base_folder
=base_folder
,
2526 nslcmop_id
=nslcmop_id
,
2530 ee_config_descriptor
=ee_item
2533 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
, "instantiate_N2VC-{}".format(vca_index
), task_n2vc
)
2534 task_instantiation_info
[task_n2vc
] = self
.task_name_deploy_vca
+ " {}.{}".format(
2535 member_vnf_index
or "", vdu_id
or "")
2538 def _create_nslcmop(nsr_id
, operation
, params
):
2540 Creates a ns-lcm-opp content to be stored at database.
2541 :param nsr_id: internal id of the instance
2542 :param operation: instantiate, terminate, scale, action, ...
2543 :param params: user parameters for the operation
2544 :return: dictionary following SOL005 format
2546 # Raise exception if invalid arguments
2547 if not (nsr_id
and operation
and params
):
2549 "Parameters 'nsr_id', 'operation' and 'params' needed to create primitive not provided")
2555 # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
2556 "operationState": "PROCESSING",
2557 "statusEnteredTime": now
,
2558 "nsInstanceId": nsr_id
,
2559 "lcmOperationType": operation
,
2561 "isAutomaticInvocation": False,
2562 "operationParams": params
,
2563 "isCancelPending": False,
2565 "self": "/osm/nslcm/v1/ns_lcm_op_occs/" + _id
,
2566 "nsInstance": "/osm/nslcm/v1/ns_instances/" + nsr_id
,
2571 def _format_additional_params(self
, params
):
2572 params
= params
or {}
2573 for key
, value
in params
.items():
2574 if str(value
).startswith("!!yaml "):
2575 params
[key
] = yaml
.safe_load(value
[7:])
2578 def _get_terminate_primitive_params(self
, seq
, vnf_index
):
2579 primitive
= seq
.get('name')
2580 primitive_params
= {}
2582 "member_vnf_index": vnf_index
,
2583 "primitive": primitive
,
2584 "primitive_params": primitive_params
,
2587 return self
._map
_primitive
_params
(seq
, params
, desc_params
)
2591 def _retry_or_skip_suboperation(self
, db_nslcmop
, op_index
):
2592 op
= deep_get(db_nslcmop
, ('_admin', 'operations'), [])[op_index
]
2593 if op
.get('operationState') == 'COMPLETED':
2594 # b. Skip sub-operation
2595 # _ns_execute_primitive() or RO.create_action() will NOT be executed
2596 return self
.SUBOPERATION_STATUS_SKIP
2598 # c. retry executing sub-operation
2599 # The sub-operation exists, and operationState != 'COMPLETED'
2600 # Update operationState = 'PROCESSING' to indicate a retry.
2601 operationState
= 'PROCESSING'
2602 detailed_status
= 'In progress'
2603 self
._update
_suboperation
_status
(
2604 db_nslcmop
, op_index
, operationState
, detailed_status
)
2605 # Return the sub-operation index
2606 # _ns_execute_primitive() or RO.create_action() will be called from scale()
2607 # with arguments extracted from the sub-operation
2610 # Find a sub-operation where all keys in a matching dictionary must match
2611 # Returns the index of the matching sub-operation, or SUBOPERATION_STATUS_NOT_FOUND if no match
2612 def _find_suboperation(self
, db_nslcmop
, match
):
2613 if db_nslcmop
and match
:
2614 op_list
= db_nslcmop
.get('_admin', {}).get('operations', [])
2615 for i
, op
in enumerate(op_list
):
2616 if all(op
.get(k
) == match
[k
] for k
in match
):
2618 return self
.SUBOPERATION_STATUS_NOT_FOUND
2620 # Update status for a sub-operation given its index
2621 def _update_suboperation_status(self
, db_nslcmop
, op_index
, operationState
, detailed_status
):
2622 # Update DB for HA tasks
2623 q_filter
= {'_id': db_nslcmop
['_id']}
2624 update_dict
= {'_admin.operations.{}.operationState'.format(op_index
): operationState
,
2625 '_admin.operations.{}.detailed-status'.format(op_index
): detailed_status
}
2626 self
.db
.set_one("nslcmops",
2628 update_dict
=update_dict
,
2629 fail_on_empty
=False)
2631 # Add sub-operation, return the index of the added sub-operation
2632 # Optionally, set operationState, detailed-status, and operationType
2633 # Status and type are currently set for 'scale' sub-operations:
2634 # 'operationState' : 'PROCESSING' | 'COMPLETED' | 'FAILED'
2635 # 'detailed-status' : status message
2636 # 'operationType': may be any type, in the case of scaling: 'PRE-SCALE' | 'POST-SCALE'
2637 # Status and operation type are currently only used for 'scale', but NOT for 'terminate' sub-operations.
2638 def _add_suboperation(self
, db_nslcmop
, vnf_index
, vdu_id
, vdu_count_index
, vdu_name
, primitive
,
2639 mapped_primitive_params
, operationState
=None, detailed_status
=None, operationType
=None,
2640 RO_nsr_id
=None, RO_scaling_info
=None):
2642 return self
.SUBOPERATION_STATUS_NOT_FOUND
2643 # Get the "_admin.operations" list, if it exists
2644 db_nslcmop_admin
= db_nslcmop
.get('_admin', {})
2645 op_list
= db_nslcmop_admin
.get('operations')
2646 # Create or append to the "_admin.operations" list
2647 new_op
= {'member_vnf_index': vnf_index
,
2649 'vdu_count_index': vdu_count_index
,
2650 'primitive': primitive
,
2651 'primitive_params': mapped_primitive_params
}
2653 new_op
['operationState'] = operationState
2655 new_op
['detailed-status'] = detailed_status
2657 new_op
['lcmOperationType'] = operationType
2659 new_op
['RO_nsr_id'] = RO_nsr_id
2661 new_op
['RO_scaling_info'] = RO_scaling_info
2663 # No existing operations, create key 'operations' with current operation as first list element
2664 db_nslcmop_admin
.update({'operations': [new_op
]})
2665 op_list
= db_nslcmop_admin
.get('operations')
2667 # Existing operations, append operation to list
2668 op_list
.append(new_op
)
2670 db_nslcmop_update
= {'_admin.operations': op_list
}
2671 self
.update_db_2("nslcmops", db_nslcmop
['_id'], db_nslcmop_update
)
2672 op_index
= len(op_list
) - 1
2675 # Helper methods for scale() sub-operations
2677 # pre-scale/post-scale:
2678 # Check for 3 different cases:
2679 # a. New: First time execution, return SUBOPERATION_STATUS_NEW
2680 # b. Skip: Existing sub-operation exists, operationState == 'COMPLETED', return SUBOPERATION_STATUS_SKIP
2681 # c. retry: Existing sub-operation exists, operationState != 'COMPLETED', return op_index to re-execute
2682 def _check_or_add_scale_suboperation(self
, db_nslcmop
, vnf_index
, vnf_config_primitive
, primitive_params
,
2683 operationType
, RO_nsr_id
=None, RO_scaling_info
=None):
2684 # Find this sub-operation
2685 if RO_nsr_id
and RO_scaling_info
:
2686 operationType
= 'SCALE-RO'
2688 'member_vnf_index': vnf_index
,
2689 'RO_nsr_id': RO_nsr_id
,
2690 'RO_scaling_info': RO_scaling_info
,
2694 'member_vnf_index': vnf_index
,
2695 'primitive': vnf_config_primitive
,
2696 'primitive_params': primitive_params
,
2697 'lcmOperationType': operationType
2699 op_index
= self
._find
_suboperation
(db_nslcmop
, match
)
2700 if op_index
== self
.SUBOPERATION_STATUS_NOT_FOUND
:
2701 # a. New sub-operation
2702 # The sub-operation does not exist, add it.
2703 # _ns_execute_primitive() will be called from scale() as usual, with non-modified arguments
2704 # The following parameters are set to None for all kind of scaling:
2706 vdu_count_index
= None
2708 if RO_nsr_id
and RO_scaling_info
:
2709 vnf_config_primitive
= None
2710 primitive_params
= None
2713 RO_scaling_info
= None
2714 # Initial status for sub-operation
2715 operationState
= 'PROCESSING'
2716 detailed_status
= 'In progress'
2717 # Add sub-operation for pre/post-scaling (zero or more operations)
2718 self
._add
_suboperation
(db_nslcmop
,
2723 vnf_config_primitive
,
2730 return self
.SUBOPERATION_STATUS_NEW
2732 # Return either SUBOPERATION_STATUS_SKIP (operationState == 'COMPLETED'),
2733 # or op_index (operationState != 'COMPLETED')
2734 return self
._retry
_or
_skip
_suboperation
(db_nslcmop
, op_index
)
2736 # Function to return execution_environment id
2738 def _get_ee_id(self
, vnf_index
, vdu_id
, vca_deployed_list
):
2739 # TODO vdu_index_count
2740 for vca
in vca_deployed_list
:
2741 if vca
["member-vnf-index"] == vnf_index
and vca
["vdu_id"] == vdu_id
:
2744 async def destroy_N2VC(self
, logging_text
, db_nslcmop
, vca_deployed
, config_descriptor
,
2745 vca_index
, destroy_ee
=True, exec_primitives
=True):
2747 Execute the terminate primitives and destroy the execution environment (if destroy_ee=False
2748 :param logging_text:
2750 :param vca_deployed: Dictionary of deployment info at db_nsr._admin.depoloyed.VCA.<INDEX>
2751 :param config_descriptor: Configuration descriptor of the NSD, VNFD, VNFD.vdu or VNFD.kdu
2752 :param vca_index: index in the database _admin.deployed.VCA
2753 :param destroy_ee: False to do not destroy, because it will be destroyed all of then at once
2754 :param exec_primitives: False to do not execute terminate primitives, because the config is not completed or has
2755 not executed properly
2756 :return: None or exception
2760 logging_text
+ " vca_index: {}, vca_deployed: {}, config_descriptor: {}, destroy_ee: {}".format(
2761 vca_index
, vca_deployed
, config_descriptor
, destroy_ee
2765 vca_type
= vca_deployed
.get("type", "lxc_proxy_charm")
2767 # execute terminate_primitives
2769 terminate_primitives
= get_ee_sorted_terminate_config_primitive_list(
2770 config_descriptor
.get("terminate-config-primitive"), vca_deployed
.get("ee_descriptor_id"))
2771 vdu_id
= vca_deployed
.get("vdu_id")
2772 vdu_count_index
= vca_deployed
.get("vdu_count_index")
2773 vdu_name
= vca_deployed
.get("vdu_name")
2774 vnf_index
= vca_deployed
.get("member-vnf-index")
2775 if terminate_primitives
and vca_deployed
.get("needed_terminate"):
2776 for seq
in terminate_primitives
:
2777 # For each sequence in list, get primitive and call _ns_execute_primitive()
2778 step
= "Calling terminate action for vnf_member_index={} primitive={}".format(
2779 vnf_index
, seq
.get("name"))
2780 self
.logger
.debug(logging_text
+ step
)
2781 # Create the primitive for each sequence, i.e. "primitive": "touch"
2782 primitive
= seq
.get('name')
2783 mapped_primitive_params
= self
._get
_terminate
_primitive
_params
(seq
, vnf_index
)
2786 self
._add
_suboperation
(db_nslcmop
,
2792 mapped_primitive_params
)
2793 # Sub-operations: Call _ns_execute_primitive() instead of action()
2795 result
, result_detail
= await self
._ns
_execute
_primitive
(vca_deployed
["ee_id"], primitive
,
2796 mapped_primitive_params
,
2798 except LcmException
:
2799 # this happens when VCA is not deployed. In this case it is not needed to terminate
2801 result_ok
= ['COMPLETED', 'PARTIALLY_COMPLETED']
2802 if result
not in result_ok
:
2803 raise LcmException("terminate_primitive {} for vnf_member_index={} fails with "
2804 "error {}".format(seq
.get("name"), vnf_index
, result_detail
))
2805 # set that this VCA do not need terminated
2806 db_update_entry
= "_admin.deployed.VCA.{}.needed_terminate".format(vca_index
)
2807 self
.update_db_2("nsrs", db_nslcmop
["nsInstanceId"], {db_update_entry
: False})
2809 if vca_deployed
.get("prometheus_jobs") and self
.prometheus
:
2810 await self
.prometheus
.update(remove_jobs
=vca_deployed
["prometheus_jobs"])
2813 await self
.vca_map
[vca_type
].delete_execution_environment(vca_deployed
["ee_id"])
2815 async def _delete_all_N2VC(self
, db_nsr
: dict):
2816 self
._write
_all
_config
_status
(db_nsr
=db_nsr
, status
='TERMINATING')
2817 namespace
= "." + db_nsr
["_id"]
2819 await self
.n2vc
.delete_namespace(namespace
=namespace
, total_timeout
=self
.timeout_charm_delete
)
2820 except N2VCNotFound
: # already deleted. Skip
2822 self
._write
_all
_config
_status
(db_nsr
=db_nsr
, status
='DELETED')
2824 async def _terminate_RO(self
, logging_text
, nsr_deployed
, nsr_id
, nslcmop_id
, stage
):
2826 Terminates a deployment from RO
2827 :param logging_text:
2828 :param nsr_deployed: db_nsr._admin.deployed
2831 :param stage: list of string with the content to write on db_nslcmop.detailed-status.
2832 this method will update only the index 2, but it will write on database the concatenated content of the list
2837 ro_nsr_id
= ro_delete_action
= None
2838 if nsr_deployed
and nsr_deployed
.get("RO"):
2839 ro_nsr_id
= nsr_deployed
["RO"].get("nsr_id")
2840 ro_delete_action
= nsr_deployed
["RO"].get("nsr_delete_action_id")
2843 stage
[2] = "Deleting ns from VIM."
2844 db_nsr_update
["detailed-status"] = " ".join(stage
)
2845 self
._write
_op
_status
(nslcmop_id
, stage
)
2846 self
.logger
.debug(logging_text
+ stage
[2])
2847 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2848 self
._write
_op
_status
(nslcmop_id
, stage
)
2849 desc
= await self
.RO
.delete("ns", ro_nsr_id
)
2850 ro_delete_action
= desc
["action_id"]
2851 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = ro_delete_action
2852 db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
2853 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
2854 if ro_delete_action
:
2855 # wait until NS is deleted from VIM
2856 stage
[2] = "Waiting ns deleted from VIM."
2857 detailed_status_old
= None
2858 self
.logger
.debug(logging_text
+ stage
[2] + " RO_id={} ro_delete_action={}".format(ro_nsr_id
,
2860 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2861 self
._write
_op
_status
(nslcmop_id
, stage
)
2863 delete_timeout
= 20 * 60 # 20 minutes
2864 while delete_timeout
> 0:
2865 desc
= await self
.RO
.show(
2867 item_id_name
=ro_nsr_id
,
2868 extra_item
="action",
2869 extra_item_id
=ro_delete_action
)
2872 self
._on
_update
_ro
_db
(nsrs_id
=nsr_id
, ro_descriptor
=desc
)
2874 ns_status
, ns_status_info
= self
.RO
.check_action_status(desc
)
2875 if ns_status
== "ERROR":
2876 raise ROclient
.ROClientException(ns_status_info
)
2877 elif ns_status
== "BUILD":
2878 stage
[2] = "Deleting from VIM {}".format(ns_status_info
)
2879 elif ns_status
== "ACTIVE":
2880 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = None
2881 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
2884 assert False, "ROclient.check_action_status returns unknown {}".format(ns_status
)
2885 if stage
[2] != detailed_status_old
:
2886 detailed_status_old
= stage
[2]
2887 db_nsr_update
["detailed-status"] = " ".join(stage
)
2888 self
._write
_op
_status
(nslcmop_id
, stage
)
2889 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2890 await asyncio
.sleep(5, loop
=self
.loop
)
2892 else: # delete_timeout <= 0:
2893 raise ROclient
.ROClientException("Timeout waiting ns deleted from VIM")
2895 except Exception as e
:
2896 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2897 if isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 404: # not found
2898 db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
2899 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
2900 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = None
2901 self
.logger
.debug(logging_text
+ "RO_ns_id={} already deleted".format(ro_nsr_id
))
2902 elif isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 409: # conflict
2903 failed_detail
.append("delete conflict: {}".format(e
))
2904 self
.logger
.debug(logging_text
+ "RO_ns_id={} delete conflict: {}".format(ro_nsr_id
, e
))
2906 failed_detail
.append("delete error: {}".format(e
))
2907 self
.logger
.error(logging_text
+ "RO_ns_id={} delete error: {}".format(ro_nsr_id
, e
))
2910 if not failed_detail
and deep_get(nsr_deployed
, ("RO", "nsd_id")):
2911 ro_nsd_id
= nsr_deployed
["RO"]["nsd_id"]
2913 stage
[2] = "Deleting nsd from RO."
2914 db_nsr_update
["detailed-status"] = " ".join(stage
)
2915 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2916 self
._write
_op
_status
(nslcmop_id
, stage
)
2917 await self
.RO
.delete("nsd", ro_nsd_id
)
2918 self
.logger
.debug(logging_text
+ "ro_nsd_id={} deleted".format(ro_nsd_id
))
2919 db_nsr_update
["_admin.deployed.RO.nsd_id"] = None
2920 except Exception as e
:
2921 if isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 404: # not found
2922 db_nsr_update
["_admin.deployed.RO.nsd_id"] = None
2923 self
.logger
.debug(logging_text
+ "ro_nsd_id={} already deleted".format(ro_nsd_id
))
2924 elif isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 409: # conflict
2925 failed_detail
.append("ro_nsd_id={} delete conflict: {}".format(ro_nsd_id
, e
))
2926 self
.logger
.debug(logging_text
+ failed_detail
[-1])
2928 failed_detail
.append("ro_nsd_id={} delete error: {}".format(ro_nsd_id
, e
))
2929 self
.logger
.error(logging_text
+ failed_detail
[-1])
2931 if not failed_detail
and deep_get(nsr_deployed
, ("RO", "vnfd")):
2932 for index
, vnf_deployed
in enumerate(nsr_deployed
["RO"]["vnfd"]):
2933 if not vnf_deployed
or not vnf_deployed
["id"]:
2936 ro_vnfd_id
= vnf_deployed
["id"]
2937 stage
[2] = "Deleting member_vnf_index={} ro_vnfd_id={} from RO.".format(
2938 vnf_deployed
["member-vnf-index"], ro_vnfd_id
)
2939 db_nsr_update
["detailed-status"] = " ".join(stage
)
2940 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2941 self
._write
_op
_status
(nslcmop_id
, stage
)
2942 await self
.RO
.delete("vnfd", ro_vnfd_id
)
2943 self
.logger
.debug(logging_text
+ "ro_vnfd_id={} deleted".format(ro_vnfd_id
))
2944 db_nsr_update
["_admin.deployed.RO.vnfd.{}.id".format(index
)] = None
2945 except Exception as e
:
2946 if isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 404: # not found
2947 db_nsr_update
["_admin.deployed.RO.vnfd.{}.id".format(index
)] = None
2948 self
.logger
.debug(logging_text
+ "ro_vnfd_id={} already deleted ".format(ro_vnfd_id
))
2949 elif isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 409: # conflict
2950 failed_detail
.append("ro_vnfd_id={} delete conflict: {}".format(ro_vnfd_id
, e
))
2951 self
.logger
.debug(logging_text
+ failed_detail
[-1])
2953 failed_detail
.append("ro_vnfd_id={} delete error: {}".format(ro_vnfd_id
, e
))
2954 self
.logger
.error(logging_text
+ failed_detail
[-1])
2957 stage
[2] = "Error deleting from VIM"
2959 stage
[2] = "Deleted from VIM"
2960 db_nsr_update
["detailed-status"] = " ".join(stage
)
2961 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2962 self
._write
_op
_status
(nslcmop_id
, stage
)
2965 raise LcmException("; ".join(failed_detail
))
2967 async def terminate(self
, nsr_id
, nslcmop_id
):
2968 # Try to lock HA task here
2969 task_is_locked_by_me
= self
.lcm_tasks
.lock_HA('ns', 'nslcmops', nslcmop_id
)
2970 if not task_is_locked_by_me
:
2973 logging_text
= "Task ns={} terminate={} ".format(nsr_id
, nslcmop_id
)
2974 self
.logger
.debug(logging_text
+ "Enter")
2975 timeout_ns_terminate
= self
.timeout_ns_terminate
2978 operation_params
= None
2980 error_list
= [] # annotates all failed error messages
2981 db_nslcmop_update
= {}
2982 autoremove
= False # autoremove after terminated
2983 tasks_dict_info
= {}
2985 stage
= ["Stage 1/3: Preparing task.", "Waiting for previous operations to terminate.", ""]
2986 # ^ contains [stage, step, VIM-status]
2988 # wait for any previous tasks in process
2989 await self
.lcm_tasks
.waitfor_related_HA("ns", 'nslcmops', nslcmop_id
)
2991 stage
[1] = "Getting nslcmop={} from db.".format(nslcmop_id
)
2992 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
2993 operation_params
= db_nslcmop
.get("operationParams") or {}
2994 if operation_params
.get("timeout_ns_terminate"):
2995 timeout_ns_terminate
= operation_params
["timeout_ns_terminate"]
2996 stage
[1] = "Getting nsr={} from db.".format(nsr_id
)
2997 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
2999 db_nsr_update
["operational-status"] = "terminating"
3000 db_nsr_update
["config-status"] = "terminating"
3001 self
._write
_ns
_status
(
3003 ns_state
="TERMINATING",
3004 current_operation
="TERMINATING",
3005 current_operation_id
=nslcmop_id
,
3006 other_update
=db_nsr_update
3008 self
._write
_op
_status
(
3013 nsr_deployed
= deepcopy(db_nsr
["_admin"].get("deployed")) or {}
3014 if db_nsr
["_admin"]["nsState"] == "NOT_INSTANTIATED":
3017 stage
[1] = "Getting vnf descriptors from db."
3018 db_vnfrs_list
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
3019 db_vnfds_from_id
= {}
3020 db_vnfds_from_member_index
= {}
3022 for vnfr
in db_vnfrs_list
:
3023 vnfd_id
= vnfr
["vnfd-id"]
3024 if vnfd_id
not in db_vnfds_from_id
:
3025 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd_id
})
3026 db_vnfds_from_id
[vnfd_id
] = vnfd
3027 db_vnfds_from_member_index
[vnfr
["member-vnf-index-ref"]] = db_vnfds_from_id
[vnfd_id
]
3029 # Destroy individual execution environments when there are terminating primitives.
3030 # Rest of EE will be deleted at once
3031 # TODO - check before calling _destroy_N2VC
3032 # if not operation_params.get("skip_terminate_primitives"):#
3033 # or not vca.get("needed_terminate"):
3034 stage
[0] = "Stage 2/3 execute terminating primitives."
3035 self
.logger
.debug(logging_text
+ stage
[0])
3036 stage
[1] = "Looking execution environment that needs terminate."
3037 self
.logger
.debug(logging_text
+ stage
[1])
3039 for vca_index
, vca
in enumerate(get_iterable(nsr_deployed
, "VCA")):
3040 config_descriptor
= None
3041 if not vca
or not vca
.get("ee_id"):
3043 if not vca
.get("member-vnf-index"):
3045 config_descriptor
= db_nsr
.get("ns-configuration")
3046 elif vca
.get("vdu_id"):
3047 db_vnfd
= db_vnfds_from_member_index
[vca
["member-vnf-index"]]
3048 config_descriptor
= get_configuration(db_vnfd
, vca
.get("vdu_id"))
3049 elif vca
.get("kdu_name"):
3050 db_vnfd
= db_vnfds_from_member_index
[vca
["member-vnf-index"]]
3051 config_descriptor
= get_configuration(db_vnfd
, vca
.get("kdu_name"))
3053 db_vnfd
= db_vnfds_from_member_index
[vca
["member-vnf-index"]]
3054 config_descriptor
= get_configuration(db_vnfd
, db_vnfd
["id"])
3055 vca_type
= vca
.get("type")
3056 exec_terminate_primitives
= (not operation_params
.get("skip_terminate_primitives") and
3057 vca
.get("needed_terminate"))
3058 # For helm we must destroy_ee. Also for native_charm, as juju_model cannot be deleted if there are
3059 # pending native charms
3060 destroy_ee
= True if vca_type
in ("helm", "helm-v3", "native_charm") else False
3061 # self.logger.debug(logging_text + "vca_index: {}, ee_id: {}, vca_type: {} destroy_ee: {}".format(
3062 # vca_index, vca.get("ee_id"), vca_type, destroy_ee))
3063 task
= asyncio
.ensure_future(
3064 self
.destroy_N2VC(logging_text
, db_nslcmop
, vca
, config_descriptor
, vca_index
,
3065 destroy_ee
, exec_terminate_primitives
))
3066 tasks_dict_info
[task
] = "Terminating VCA {}".format(vca
.get("ee_id"))
3068 # wait for pending tasks of terminate primitives
3070 self
.logger
.debug(logging_text
+ 'Waiting for tasks {}'.format(list(tasks_dict_info
.keys())))
3071 error_list
= await self
._wait
_for
_tasks
(logging_text
, tasks_dict_info
,
3072 min(self
.timeout_charm_delete
, timeout_ns_terminate
),
3074 tasks_dict_info
.clear()
3076 return # raise LcmException("; ".join(error_list))
3078 # remove All execution environments at once
3079 stage
[0] = "Stage 3/3 delete all."
3081 if nsr_deployed
.get("VCA"):
3082 stage
[1] = "Deleting all execution environments."
3083 self
.logger
.debug(logging_text
+ stage
[1])
3084 task_delete_ee
= asyncio
.ensure_future(asyncio
.wait_for(self
._delete
_all
_N
2VC
(db_nsr
=db_nsr
),
3085 timeout
=self
.timeout_charm_delete
))
3086 # task_delete_ee = asyncio.ensure_future(self.n2vc.delete_namespace(namespace="." + nsr_id))
3087 tasks_dict_info
[task_delete_ee
] = "Terminating all VCA"
3089 # Delete from k8scluster
3090 stage
[1] = "Deleting KDUs."
3091 self
.logger
.debug(logging_text
+ stage
[1])
3092 # print(nsr_deployed)
3093 for kdu
in get_iterable(nsr_deployed
, "K8s"):
3094 if not kdu
or not kdu
.get("kdu-instance"):
3096 kdu_instance
= kdu
.get("kdu-instance")
3097 if kdu
.get("k8scluster-type") in self
.k8scluster_map
:
3098 task_delete_kdu_instance
= asyncio
.ensure_future(
3099 self
.k8scluster_map
[kdu
["k8scluster-type"]].uninstall(
3100 cluster_uuid
=kdu
.get("k8scluster-uuid"),
3101 kdu_instance
=kdu_instance
))
3103 self
.logger
.error(logging_text
+ "Unknown k8s deployment type {}".
3104 format(kdu
.get("k8scluster-type")))
3106 tasks_dict_info
[task_delete_kdu_instance
] = "Terminating KDU '{}'".format(kdu
.get("kdu-name"))
3109 stage
[1] = "Deleting ns from VIM."
3111 task_delete_ro
= asyncio
.ensure_future(
3112 self
._terminate
_ng
_ro
(logging_text
, nsr_deployed
, nsr_id
, nslcmop_id
, stage
))
3114 task_delete_ro
= asyncio
.ensure_future(
3115 self
._terminate
_RO
(logging_text
, nsr_deployed
, nsr_id
, nslcmop_id
, stage
))
3116 tasks_dict_info
[task_delete_ro
] = "Removing deployment from VIM"
3118 # rest of staff will be done at finally
3120 except (ROclient
.ROClientException
, DbException
, LcmException
, N2VCException
) as e
:
3121 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
3123 except asyncio
.CancelledError
:
3124 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(stage
[1]))
3125 exc
= "Operation was cancelled"
3126 except Exception as e
:
3127 exc
= traceback
.format_exc()
3128 self
.logger
.critical(logging_text
+ "Exit Exception while '{}': {}".format(stage
[1], e
), exc_info
=True)
3131 error_list
.append(str(exc
))
3133 # wait for pending tasks
3135 stage
[1] = "Waiting for terminate pending tasks."
3136 self
.logger
.debug(logging_text
+ stage
[1])
3137 error_list
+= await self
._wait
_for
_tasks
(logging_text
, tasks_dict_info
, timeout_ns_terminate
,
3139 stage
[1] = stage
[2] = ""
3140 except asyncio
.CancelledError
:
3141 error_list
.append("Cancelled")
3142 # TODO cancell all tasks
3143 except Exception as exc
:
3144 error_list
.append(str(exc
))
3145 # update status at database
3147 error_detail
= "; ".join(error_list
)
3148 # self.logger.error(logging_text + error_detail)
3149 error_description_nslcmop
= '{} Detail: {}'.format(stage
[0], error_detail
)
3150 error_description_nsr
= 'Operation: TERMINATING.{}, {}.'.format(nslcmop_id
, stage
[0])
3152 db_nsr_update
["operational-status"] = "failed"
3153 db_nsr_update
["detailed-status"] = error_description_nsr
+ " Detail: " + error_detail
3154 db_nslcmop_update
["detailed-status"] = error_detail
3155 nslcmop_operation_state
= "FAILED"
3159 error_description_nsr
= error_description_nslcmop
= None
3160 ns_state
= "NOT_INSTANTIATED"
3161 db_nsr_update
["operational-status"] = "terminated"
3162 db_nsr_update
["detailed-status"] = "Done"
3163 db_nsr_update
["_admin.nsState"] = "NOT_INSTANTIATED"
3164 db_nslcmop_update
["detailed-status"] = "Done"
3165 nslcmop_operation_state
= "COMPLETED"
3168 self
._write
_ns
_status
(
3171 current_operation
="IDLE",
3172 current_operation_id
=None,
3173 error_description
=error_description_nsr
,
3174 error_detail
=error_detail
,
3175 other_update
=db_nsr_update
3177 self
._write
_op
_status
(
3180 error_message
=error_description_nslcmop
,
3181 operation_state
=nslcmop_operation_state
,
3182 other_update
=db_nslcmop_update
,
3184 if ns_state
== "NOT_INSTANTIATED":
3186 self
.db
.set_list("vnfrs", {"nsr-id-ref": nsr_id
}, {"_admin.nsState": "NOT_INSTANTIATED"})
3187 except DbException
as e
:
3188 self
.logger
.warn(logging_text
+ 'Error writing VNFR status for nsr-id-ref: {} -> {}'.
3190 if operation_params
:
3191 autoremove
= operation_params
.get("autoremove", False)
3192 if nslcmop_operation_state
:
3194 await self
.msg
.aiowrite("ns", "terminated", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
3195 "operationState": nslcmop_operation_state
,
3196 "autoremove": autoremove
},
3198 except Exception as e
:
3199 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
3201 self
.logger
.debug(logging_text
+ "Exit")
3202 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_terminate")
3204 async def _wait_for_tasks(self
, logging_text
, created_tasks_info
, timeout
, stage
, nslcmop_id
, nsr_id
=None):
3206 error_detail_list
= []
3208 pending_tasks
= list(created_tasks_info
.keys())
3209 num_tasks
= len(pending_tasks
)
3211 stage
[1] = "{}/{}.".format(num_done
, num_tasks
)
3212 self
._write
_op
_status
(nslcmop_id
, stage
)
3213 while pending_tasks
:
3215 _timeout
= timeout
+ time_start
- time()
3216 done
, pending_tasks
= await asyncio
.wait(pending_tasks
, timeout
=_timeout
,
3217 return_when
=asyncio
.FIRST_COMPLETED
)
3218 num_done
+= len(done
)
3219 if not done
: # Timeout
3220 for task
in pending_tasks
:
3221 new_error
= created_tasks_info
[task
] + ": Timeout"
3222 error_detail_list
.append(new_error
)
3223 error_list
.append(new_error
)
3226 if task
.cancelled():
3229 exc
= task
.exception()
3231 if isinstance(exc
, asyncio
.TimeoutError
):
3233 new_error
= created_tasks_info
[task
] + ": {}".format(exc
)
3234 error_list
.append(created_tasks_info
[task
])
3235 error_detail_list
.append(new_error
)
3236 if isinstance(exc
, (str, DbException
, N2VCException
, ROclient
.ROClientException
, LcmException
,
3237 K8sException
, NgRoException
)):
3238 self
.logger
.error(logging_text
+ new_error
)
3240 exc_traceback
= "".join(traceback
.format_exception(None, exc
, exc
.__traceback
__))
3241 self
.logger
.error(logging_text
+ created_tasks_info
[task
] + " " + exc_traceback
)
3243 self
.logger
.debug(logging_text
+ created_tasks_info
[task
] + ": Done")
3244 stage
[1] = "{}/{}.".format(num_done
, num_tasks
)
3246 stage
[1] += " Errors: " + ". ".join(error_detail_list
) + "."
3247 if nsr_id
: # update also nsr
3248 self
.update_db_2("nsrs", nsr_id
, {"errorDescription": "Error at: " + ", ".join(error_list
),
3249 "errorDetail": ". ".join(error_detail_list
)})
3250 self
._write
_op
_status
(nslcmop_id
, stage
)
3251 return error_detail_list
3254 def _map_primitive_params(primitive_desc
, params
, instantiation_params
):
3256 Generates the params to be provided to charm before executing primitive. If user does not provide a parameter,
3257 The default-value is used. If it is between < > it look for a value at instantiation_params
3258 :param primitive_desc: portion of VNFD/NSD that describes primitive
3259 :param params: Params provided by user
3260 :param instantiation_params: Instantiation params provided by user
3261 :return: a dictionary with the calculated params
3263 calculated_params
= {}
3264 for parameter
in primitive_desc
.get("parameter", ()):
3265 param_name
= parameter
["name"]
3266 if param_name
in params
:
3267 calculated_params
[param_name
] = params
[param_name
]
3268 elif "default-value" in parameter
or "value" in parameter
:
3269 if "value" in parameter
:
3270 calculated_params
[param_name
] = parameter
["value"]
3272 calculated_params
[param_name
] = parameter
["default-value"]
3273 if isinstance(calculated_params
[param_name
], str) and calculated_params
[param_name
].startswith("<") \
3274 and calculated_params
[param_name
].endswith(">"):
3275 if calculated_params
[param_name
][1:-1] in instantiation_params
:
3276 calculated_params
[param_name
] = instantiation_params
[calculated_params
[param_name
][1:-1]]
3278 raise LcmException("Parameter {} needed to execute primitive {} not provided".
3279 format(calculated_params
[param_name
], primitive_desc
["name"]))
3281 raise LcmException("Parameter {} needed to execute primitive {} not provided".
3282 format(param_name
, primitive_desc
["name"]))
3284 if isinstance(calculated_params
[param_name
], (dict, list, tuple)):
3285 calculated_params
[param_name
] = yaml
.safe_dump(calculated_params
[param_name
],
3286 default_flow_style
=True, width
=256)
3287 elif isinstance(calculated_params
[param_name
], str) and calculated_params
[param_name
].startswith("!!yaml "):
3288 calculated_params
[param_name
] = calculated_params
[param_name
][7:]
3289 if parameter
.get("data-type") == "INTEGER":
3291 calculated_params
[param_name
] = int(calculated_params
[param_name
])
3292 except ValueError: # error converting string to int
3294 "Parameter {} of primitive {} must be integer".format(param_name
, primitive_desc
["name"]))
3295 elif parameter
.get("data-type") == "BOOLEAN":
3296 calculated_params
[param_name
] = not ((str(calculated_params
[param_name
])).lower() == 'false')
3298 # add always ns_config_info if primitive name is config
3299 if primitive_desc
["name"] == "config":
3300 if "ns_config_info" in instantiation_params
:
3301 calculated_params
["ns_config_info"] = instantiation_params
["ns_config_info"]
3302 return calculated_params
3304 def _look_for_deployed_vca(self
, deployed_vca
, member_vnf_index
, vdu_id
, vdu_count_index
, kdu_name
=None,
3305 ee_descriptor_id
=None):
3306 # find vca_deployed record for this action. Raise LcmException if not found or there is not any id.
3307 for vca
in deployed_vca
:
3310 if member_vnf_index
!= vca
["member-vnf-index"] or vdu_id
!= vca
["vdu_id"]:
3312 if vdu_count_index
is not None and vdu_count_index
!= vca
["vdu_count_index"]:
3314 if kdu_name
and kdu_name
!= vca
["kdu_name"]:
3316 if ee_descriptor_id
and ee_descriptor_id
!= vca
["ee_descriptor_id"]:
3320 # vca_deployed not found
3321 raise LcmException("charm for member_vnf_index={} vdu_id={}.{} kdu_name={} execution-environment-list.id={}"
3322 " is not deployed".format(member_vnf_index
, vdu_id
, vdu_count_index
, kdu_name
,
3325 ee_id
= vca
.get("ee_id")
3326 vca_type
= vca
.get("type", "lxc_proxy_charm") # default value for backward compatibility - proxy charm
3328 raise LcmException("charm for member_vnf_index={} vdu_id={} kdu_name={} vdu_count_index={} has not "
3329 "execution environment"
3330 .format(member_vnf_index
, vdu_id
, kdu_name
, vdu_count_index
))
3331 return ee_id
, vca_type
3333 async def _ns_execute_primitive(self
, ee_id
, primitive
, primitive_params
, retries
=0, retries_interval
=30,
3334 timeout
=None, vca_type
=None, db_dict
=None) -> (str, str):
3336 if primitive
== "config":
3337 primitive_params
= {"params": primitive_params
}
3339 vca_type
= vca_type
or "lxc_proxy_charm"
3343 output
= await asyncio
.wait_for(
3344 self
.vca_map
[vca_type
].exec_primitive(
3346 primitive_name
=primitive
,
3347 params_dict
=primitive_params
,
3348 progress_timeout
=self
.timeout_progress_primitive
,
3349 total_timeout
=self
.timeout_primitive
,
3351 timeout
=timeout
or self
.timeout_primitive
)
3354 except asyncio
.CancelledError
:
3356 except Exception as e
: # asyncio.TimeoutError
3357 if isinstance(e
, asyncio
.TimeoutError
):
3361 self
.logger
.debug('Error executing action {} on {} -> {}'.format(primitive
, ee_id
, e
))
3363 await asyncio
.sleep(retries_interval
, loop
=self
.loop
)
3365 return 'FAILED', str(e
)
3367 return 'COMPLETED', output
3369 except (LcmException
, asyncio
.CancelledError
):
3371 except Exception as e
:
3372 return 'FAIL', 'Error executing action {}: {}'.format(primitive
, e
)
3374 async def action(self
, nsr_id
, nslcmop_id
):
3375 # Try to lock HA task here
3376 task_is_locked_by_me
= self
.lcm_tasks
.lock_HA('ns', 'nslcmops', nslcmop_id
)
3377 if not task_is_locked_by_me
:
3380 logging_text
= "Task ns={} action={} ".format(nsr_id
, nslcmop_id
)
3381 self
.logger
.debug(logging_text
+ "Enter")
3382 # get all needed from database
3386 db_nslcmop_update
= {}
3387 nslcmop_operation_state
= None
3388 error_description_nslcmop
= None
3391 # wait for any previous tasks in process
3392 step
= "Waiting for previous operations to terminate"
3393 await self
.lcm_tasks
.waitfor_related_HA('ns', 'nslcmops', nslcmop_id
)
3395 self
._write
_ns
_status
(
3398 current_operation
="RUNNING ACTION",
3399 current_operation_id
=nslcmop_id
3402 step
= "Getting information from database"
3403 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
3404 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
3406 nsr_deployed
= db_nsr
["_admin"].get("deployed")
3407 vnf_index
= db_nslcmop
["operationParams"].get("member_vnf_index")
3408 vdu_id
= db_nslcmop
["operationParams"].get("vdu_id")
3409 kdu_name
= db_nslcmop
["operationParams"].get("kdu_name")
3410 vdu_count_index
= db_nslcmop
["operationParams"].get("vdu_count_index")
3411 primitive
= db_nslcmop
["operationParams"]["primitive"]
3412 primitive_params
= db_nslcmop
["operationParams"]["primitive_params"]
3413 timeout_ns_action
= db_nslcmop
["operationParams"].get("timeout_ns_action", self
.timeout_primitive
)
3416 step
= "Getting vnfr from database"
3417 db_vnfr
= self
.db
.get_one("vnfrs", {"member-vnf-index-ref": vnf_index
, "nsr-id-ref": nsr_id
})
3418 step
= "Getting vnfd from database"
3419 db_vnfd
= self
.db
.get_one("vnfds", {"_id": db_vnfr
["vnfd-id"]})
3421 step
= "Getting nsd from database"
3422 db_nsd
= self
.db
.get_one("nsds", {"_id": db_nsr
["nsd-id"]})
3424 # for backward compatibility
3425 if nsr_deployed
and isinstance(nsr_deployed
.get("VCA"), dict):
3426 nsr_deployed
["VCA"] = list(nsr_deployed
["VCA"].values())
3427 db_nsr_update
["_admin.deployed.VCA"] = nsr_deployed
["VCA"]
3428 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3430 # look for primitive
3431 config_primitive_desc
= descriptor_configuration
= None
3433 descriptor_configuration
= get_configuration(db_vnfd
, vdu_id
)
3435 descriptor_configuration
= get_configuration(db_vnfd
, kdu_name
)
3437 descriptor_configuration
= get_configuration(db_vnfd
, db_vnfd
["id"])
3439 descriptor_configuration
= db_nsd
.get("ns-configuration")
3441 if descriptor_configuration
and descriptor_configuration
.get("config-primitive"):
3442 for config_primitive
in descriptor_configuration
["config-primitive"]:
3443 if config_primitive
["name"] == primitive
:
3444 config_primitive_desc
= config_primitive
3447 if not config_primitive_desc
:
3448 if not (kdu_name
and primitive
in ("upgrade", "rollback", "status")):
3449 raise LcmException("Primitive {} not found at [ns|vnf|vdu]-configuration:config-primitive ".
3451 primitive_name
= primitive
3452 ee_descriptor_id
= None
3454 primitive_name
= config_primitive_desc
.get("execution-environment-primitive", primitive
)
3455 ee_descriptor_id
= config_primitive_desc
.get("execution-environment-ref")
3459 vdur
= next((x
for x
in db_vnfr
["vdur"] if x
["vdu-id-ref"] == vdu_id
), None)
3460 desc_params
= parse_yaml_strings(vdur
.get("additionalParams"))
3462 kdur
= next((x
for x
in db_vnfr
["kdur"] if x
["kdu-name"] == kdu_name
), None)
3463 desc_params
= parse_yaml_strings(kdur
.get("additionalParams"))
3465 desc_params
= parse_yaml_strings(db_vnfr
.get("additionalParamsForVnf"))
3467 desc_params
= parse_yaml_strings(db_nsr
.get("additionalParamsForNs"))
3468 if kdu_name
and get_configuration(db_vnfd
, kdu_name
):
3469 kdu_configuration
= get_configuration(db_vnfd
, kdu_name
)
3471 for primitive
in kdu_configuration
.get("initial-config-primitive", []):
3472 actions
.add(primitive
["name"])
3473 for primitive
in kdu_configuration
.get("config-primitive", []):
3474 actions
.add(primitive
["name"])
3475 kdu_action
= True if primitive_name
in actions
else False
3477 # TODO check if ns is in a proper status
3478 if kdu_name
and (primitive_name
in ("upgrade", "rollback", "status") or kdu_action
):
3479 # kdur and desc_params already set from before
3480 if primitive_params
:
3481 desc_params
.update(primitive_params
)
3482 # TODO Check if we will need something at vnf level
3483 for index
, kdu
in enumerate(get_iterable(nsr_deployed
, "K8s")):
3484 if kdu_name
== kdu
["kdu-name"] and kdu
["member-vnf-index"] == vnf_index
:
3487 raise LcmException("KDU '{}' for vnf '{}' not deployed".format(kdu_name
, vnf_index
))
3489 if kdu
.get("k8scluster-type") not in self
.k8scluster_map
:
3490 msg
= "unknown k8scluster-type '{}'".format(kdu
.get("k8scluster-type"))
3491 raise LcmException(msg
)
3493 db_dict
= {"collection": "nsrs",
3494 "filter": {"_id": nsr_id
},
3495 "path": "_admin.deployed.K8s.{}".format(index
)}
3496 self
.logger
.debug(logging_text
+ "Exec k8s {} on {}.{}".format(primitive_name
, vnf_index
, kdu_name
))
3497 step
= "Executing kdu {}".format(primitive_name
)
3498 if primitive_name
== "upgrade":
3499 if desc_params
.get("kdu_model"):
3500 kdu_model
= desc_params
.get("kdu_model")
3501 del desc_params
["kdu_model"]
3503 kdu_model
= kdu
.get("kdu-model")
3504 parts
= kdu_model
.split(sep
=":")
3506 kdu_model
= parts
[0]
3508 detailed_status
= await asyncio
.wait_for(
3509 self
.k8scluster_map
[kdu
["k8scluster-type"]].upgrade(
3510 cluster_uuid
=kdu
.get("k8scluster-uuid"),
3511 kdu_instance
=kdu
.get("kdu-instance"),
3512 atomic
=True, kdu_model
=kdu_model
,
3513 params
=desc_params
, db_dict
=db_dict
,
3514 timeout
=timeout_ns_action
),
3515 timeout
=timeout_ns_action
+ 10)
3516 self
.logger
.debug(logging_text
+ " Upgrade of kdu {} done".format(detailed_status
))
3517 elif primitive_name
== "rollback":
3518 detailed_status
= await asyncio
.wait_for(
3519 self
.k8scluster_map
[kdu
["k8scluster-type"]].rollback(
3520 cluster_uuid
=kdu
.get("k8scluster-uuid"),
3521 kdu_instance
=kdu
.get("kdu-instance"),
3523 timeout
=timeout_ns_action
)
3524 elif primitive_name
== "status":
3525 detailed_status
= await asyncio
.wait_for(
3526 self
.k8scluster_map
[kdu
["k8scluster-type"]].status_kdu(
3527 cluster_uuid
=kdu
.get("k8scluster-uuid"),
3528 kdu_instance
=kdu
.get("kdu-instance")),
3529 timeout
=timeout_ns_action
)
3531 kdu_instance
= kdu
.get("kdu-instance") or "{}-{}".format(kdu
["kdu-name"], nsr_id
)
3532 params
= self
._map
_primitive
_params
(config_primitive_desc
, primitive_params
, desc_params
)
3534 detailed_status
= await asyncio
.wait_for(
3535 self
.k8scluster_map
[kdu
["k8scluster-type"]].exec_primitive(
3536 cluster_uuid
=kdu
.get("k8scluster-uuid"),
3537 kdu_instance
=kdu_instance
,
3538 primitive_name
=primitive_name
,
3539 params
=params
, db_dict
=db_dict
,
3540 timeout
=timeout_ns_action
),
3541 timeout
=timeout_ns_action
)
3544 nslcmop_operation_state
= 'COMPLETED'
3546 detailed_status
= ''
3547 nslcmop_operation_state
= 'FAILED'
3549 ee_id
, vca_type
= self
._look
_for
_deployed
_vca
(nsr_deployed
["VCA"], member_vnf_index
=vnf_index
,
3550 vdu_id
=vdu_id
, vdu_count_index
=vdu_count_index
,
3551 ee_descriptor_id
=ee_descriptor_id
)
3552 db_nslcmop_notif
= {"collection": "nslcmops",
3553 "filter": {"_id": nslcmop_id
},
3554 "path": "admin.VCA"}
3555 nslcmop_operation_state
, detailed_status
= await self
._ns
_execute
_primitive
(
3557 primitive
=primitive_name
,
3558 primitive_params
=self
._map
_primitive
_params
(config_primitive_desc
, primitive_params
, desc_params
),
3559 timeout
=timeout_ns_action
,
3561 db_dict
=db_nslcmop_notif
)
3563 db_nslcmop_update
["detailed-status"] = detailed_status
3564 error_description_nslcmop
= detailed_status
if nslcmop_operation_state
== "FAILED" else ""
3565 self
.logger
.debug(logging_text
+ " task Done with result {} {}".format(nslcmop_operation_state
,
3567 return # database update is called inside finally
3569 except (DbException
, LcmException
, N2VCException
, K8sException
) as e
:
3570 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
3572 except asyncio
.CancelledError
:
3573 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
3574 exc
= "Operation was cancelled"
3575 except asyncio
.TimeoutError
:
3576 self
.logger
.error(logging_text
+ "Timeout while '{}'".format(step
))
3578 except Exception as e
:
3579 exc
= traceback
.format_exc()
3580 self
.logger
.critical(logging_text
+ "Exit Exception {} {}".format(type(e
).__name
__, e
), exc_info
=True)
3583 db_nslcmop_update
["detailed-status"] = detailed_status
= error_description_nslcmop
= \
3584 "FAILED {}: {}".format(step
, exc
)
3585 nslcmop_operation_state
= "FAILED"
3587 self
._write
_ns
_status
(
3589 ns_state
=db_nsr
["nsState"], # TODO check if degraded. For the moment use previous status
3590 current_operation
="IDLE",
3591 current_operation_id
=None,
3592 # error_description=error_description_nsr,
3593 # error_detail=error_detail,
3594 other_update
=db_nsr_update
3597 self
._write
_op
_status
(op_id
=nslcmop_id
, stage
="", error_message
=error_description_nslcmop
,
3598 operation_state
=nslcmop_operation_state
, other_update
=db_nslcmop_update
)
3600 if nslcmop_operation_state
:
3602 await self
.msg
.aiowrite("ns", "actioned", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
3603 "operationState": nslcmop_operation_state
},
3605 except Exception as e
:
3606 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
3607 self
.logger
.debug(logging_text
+ "Exit")
3608 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_action")
3609 return nslcmop_operation_state
, detailed_status
3611 async def scale(self
, nsr_id
, nslcmop_id
):
3612 # Try to lock HA task here
3613 task_is_locked_by_me
= self
.lcm_tasks
.lock_HA('ns', 'nslcmops', nslcmop_id
)
3614 if not task_is_locked_by_me
:
3617 logging_text
= "Task ns={} scale={} ".format(nsr_id
, nslcmop_id
)
3618 stage
= ['', '', '']
3619 # ^ stage, step, VIM progress
3620 self
.logger
.debug(logging_text
+ "Enter")
3621 # get all needed from database
3623 db_nslcmop_update
= {}
3626 # in case of error, indicates what part of scale was failed to put nsr at error status
3627 scale_process
= None
3628 old_operational_status
= ""
3629 old_config_status
= ""
3631 # wait for any previous tasks in process
3632 step
= "Waiting for previous operations to terminate"
3633 await self
.lcm_tasks
.waitfor_related_HA('ns', 'nslcmops', nslcmop_id
)
3634 self
._write
_ns
_status
(nsr_id
=nsr_id
, ns_state
=None,
3635 current_operation
="SCALING", current_operation_id
=nslcmop_id
)
3637 step
= "Getting nslcmop from database"
3638 self
.logger
.debug(step
+ " after having waited for previous tasks to be completed")
3639 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
3641 step
= "Getting nsr from database"
3642 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
3643 old_operational_status
= db_nsr
["operational-status"]
3644 old_config_status
= db_nsr
["config-status"]
3646 step
= "Parsing scaling parameters"
3647 db_nsr_update
["operational-status"] = "scaling"
3648 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3649 nsr_deployed
= db_nsr
["_admin"].get("deployed")
3652 nsr_deployed
= db_nsr
["_admin"].get("deployed")
3653 vnf_index
= db_nslcmop
["operationParams"].get("member_vnf_index")
3654 # vdu_id = db_nslcmop["operationParams"].get("vdu_id")
3655 # vdu_count_index = db_nslcmop["operationParams"].get("vdu_count_index")
3656 # vdu_name = db_nslcmop["operationParams"].get("vdu_name")
3659 vnf_index
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleByStepData"]["member-vnf-index"]
3660 scaling_group
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"]
3661 scaling_type
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleVnfType"]
3662 # for backward compatibility
3663 if nsr_deployed
and isinstance(nsr_deployed
.get("VCA"), dict):
3664 nsr_deployed
["VCA"] = list(nsr_deployed
["VCA"].values())
3665 db_nsr_update
["_admin.deployed.VCA"] = nsr_deployed
["VCA"]
3666 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3668 step
= "Getting vnfr from database"
3669 db_vnfr
= self
.db
.get_one("vnfrs", {"member-vnf-index-ref": vnf_index
, "nsr-id-ref": nsr_id
})
3671 step
= "Getting vnfd from database"
3672 db_vnfd
= self
.db
.get_one("vnfds", {"_id": db_vnfr
["vnfd-id"]})
3674 step
= "Getting scaling-group-descriptor"
3675 scaling_descriptor
= find_in_list(
3679 lambda scale_desc
: scale_desc
["name"] == scaling_group
3681 if not scaling_descriptor
:
3682 raise LcmException("input parameter 'scaleByStepData':'scaling-group-descriptor':'{}' is not present "
3683 "at vnfd:scaling-group-descriptor".format(scaling_group
))
3685 step
= "Sending scale order to VIM"
3686 # TODO check if ns is in a proper status
3688 if not db_nsr
["_admin"].get("scaling-group"):
3689 self
.update_db_2("nsrs", nsr_id
, {"_admin.scaling-group": [{"name": scaling_group
, "nb-scale-op": 0}]})
3690 admin_scale_index
= 0
3692 for admin_scale_index
, admin_scale_info
in enumerate(db_nsr
["_admin"]["scaling-group"]):
3693 if admin_scale_info
["name"] == scaling_group
:
3694 nb_scale_op
= admin_scale_info
.get("nb-scale-op", 0)
3696 else: # not found, set index one plus last element and add new entry with the name
3697 admin_scale_index
+= 1
3698 db_nsr_update
["_admin.scaling-group.{}.name".format(admin_scale_index
)] = scaling_group
3699 RO_scaling_info
= []
3700 vdu_scaling_info
= {"scaling_group_name": scaling_group
, "vdu": []}
3701 if scaling_type
== "SCALE_OUT":
3702 if "aspect-delta-details" not in scaling_descriptor
:
3704 "Aspect delta details not fount in scaling descriptor {}".format(
3705 scaling_descriptor
["name"]
3708 # count if max-instance-count is reached
3709 deltas
= scaling_descriptor
.get("aspect-delta-details")["deltas"]
3711 vdu_scaling_info
["scaling_direction"] = "OUT"
3712 vdu_scaling_info
["vdu-create"] = {}
3713 for delta
in deltas
:
3714 for vdu_delta
in delta
["vdu-delta"]:
3715 vdud
= get_vdu(db_vnfd
, vdu_delta
["id"])
3716 vdu_index
= get_vdu_index(db_vnfr
, vdu_delta
["id"])
3717 cloud_init_text
= self
._get
_vdu
_cloud
_init
_content
(vdud
, db_vnfd
)
3719 additional_params
= self
._get
_vdu
_additional
_params
(db_vnfr
, vdud
["id"]) or {}
3720 cloud_init_list
= []
3722 vdu_profile
= get_vdu_profile(db_vnfd
, vdu_delta
["id"])
3723 max_instance_count
= 10
3724 if vdu_profile
and "max-number-of-instances" in vdu_profile
:
3725 max_instance_count
= vdu_profile
.get("max-number-of-instances", 10)
3727 deafult_instance_num
= get_number_of_instances(db_vnfd
, vdud
["id"])
3729 nb_scale_op
+= vdu_delta
.get("number-of-instances", 1)
3731 if nb_scale_op
+ deafult_instance_num
> max_instance_count
:
3733 "reached the limit of {} (max-instance-count) "
3734 "scaling-out operations for the "
3735 "scaling-group-descriptor '{}'".format(nb_scale_op
, scaling_group
)
3737 for x
in range(vdu_delta
.get("number-of-instances", 1)):
3739 # TODO Information of its own ip is not available because db_vnfr is not updated.
3740 additional_params
["OSM"] = get_osm_params(
3745 cloud_init_list
.append(
3746 self
._parse
_cloud
_init
(
3753 RO_scaling_info
.append(
3755 "osm_vdu_id": vdu_delta
["id"],
3756 "member-vnf-index": vnf_index
,
3758 "count": vdu_delta
.get("number-of-instances", 1)
3762 RO_scaling_info
[-1]["cloud_init"] = cloud_init_list
3763 vdu_scaling_info
["vdu-create"][vdu_delta
["id"]] = vdu_delta
.get("number-of-instances", 1)
3765 elif scaling_type
== "SCALE_IN":
3766 if "min-instance-count" in scaling_descriptor
and scaling_descriptor
["min-instance-count"] is not None:
3767 min_instance_count
= int(scaling_descriptor
["min-instance-count"])
3769 vdu_scaling_info
["scaling_direction"] = "IN"
3770 vdu_scaling_info
["vdu-delete"] = {}
3771 deltas
= scaling_descriptor
.get("aspect-delta-details")["deltas"]
3772 for delta
in deltas
:
3773 for vdu_delta
in delta
["vdu-delta"]:
3774 min_instance_count
= 0
3775 vdu_profile
= get_vdu_profile(db_vnfd
, vdu_delta
["id"])
3776 if vdu_profile
and "min-number-of-instances" in vdu_profile
:
3777 min_instance_count
= vdu_profile
["min-number-of-instances"]
3779 deafult_instance_num
= get_number_of_instances(db_vnfd
, vdu_delta
["id"])
3781 nb_scale_op
-= vdu_delta
.get("number-of-instances", 1)
3782 if nb_scale_op
+ deafult_instance_num
< min_instance_count
:
3784 "reached the limit of {} (min-instance-count) scaling-in operations for the "
3785 "scaling-group-descriptor '{}'".format(nb_scale_op
, scaling_group
)
3787 RO_scaling_info
.append({"osm_vdu_id": vdu_delta
["id"], "member-vnf-index": vnf_index
,
3788 "type": "delete", "count": vdu_delta
.get("number-of-instances", 1)})
3789 vdu_scaling_info
["vdu-delete"][vdu_delta
["id"]] = vdu_delta
.get("number-of-instances", 1)
3791 # update VDU_SCALING_INFO with the VDUs to delete ip_addresses
3792 vdu_delete
= copy(vdu_scaling_info
.get("vdu-delete"))
3793 if vdu_scaling_info
["scaling_direction"] == "IN":
3794 for vdur
in reversed(db_vnfr
["vdur"]):
3795 if vdu_delete
.get(vdur
["vdu-id-ref"]):
3796 vdu_delete
[vdur
["vdu-id-ref"]] -= 1
3797 vdu_scaling_info
["vdu"].append({
3798 "name": vdur
.get("name") or vdur
.get("vdu-name"),
3799 "vdu_id": vdur
["vdu-id-ref"],
3802 for interface
in vdur
["interfaces"]:
3803 vdu_scaling_info
["vdu"][-1]["interface"].append({
3804 "name": interface
["name"],
3805 "ip_address": interface
["ip-address"],
3806 "mac_address": interface
.get("mac-address"),
3808 # vdu_delete = vdu_scaling_info.pop("vdu-delete")
3811 step
= "Executing pre-scale vnf-config-primitive"
3812 if scaling_descriptor
.get("scaling-config-action"):
3813 for scaling_config_action
in scaling_descriptor
["scaling-config-action"]:
3814 if (scaling_config_action
.get("trigger") == "pre-scale-in" and scaling_type
== "SCALE_IN") \
3815 or (scaling_config_action
.get("trigger") == "pre-scale-out" and scaling_type
== "SCALE_OUT"):
3816 vnf_config_primitive
= scaling_config_action
["vnf-config-primitive-name-ref"]
3817 step
= db_nslcmop_update
["detailed-status"] = \
3818 "executing pre-scale scaling-config-action '{}'".format(vnf_config_primitive
)
3820 # look for primitive
3821 for config_primitive
in (get_configuration(
3822 db_vnfd
, db_vnfd
["id"]
3823 ) or {}).get("config-primitive", ()):
3824 if config_primitive
["name"] == vnf_config_primitive
:
3828 "Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:scaling-config-action"
3829 "[vnf-config-primitive-name-ref='{}'] does not match any vnf-configuration:config-"
3830 "primitive".format(scaling_group
, vnf_config_primitive
))
3832 vnfr_params
= {"VDU_SCALE_INFO": vdu_scaling_info
}
3833 if db_vnfr
.get("additionalParamsForVnf"):
3834 vnfr_params
.update(db_vnfr
["additionalParamsForVnf"])
3836 scale_process
= "VCA"
3837 db_nsr_update
["config-status"] = "configuring pre-scaling"
3838 primitive_params
= self
._map
_primitive
_params
(config_primitive
, {}, vnfr_params
)
3840 # Pre-scale retry check: Check if this sub-operation has been executed before
3841 op_index
= self
._check
_or
_add
_scale
_suboperation
(
3842 db_nslcmop
, nslcmop_id
, vnf_index
, vnf_config_primitive
, primitive_params
, 'PRE-SCALE')
3843 if op_index
== self
.SUBOPERATION_STATUS_SKIP
:
3844 # Skip sub-operation
3845 result
= 'COMPLETED'
3846 result_detail
= 'Done'
3847 self
.logger
.debug(logging_text
+
3848 "vnf_config_primitive={} Skipped sub-operation, result {} {}".format(
3849 vnf_config_primitive
, result
, result_detail
))
3851 if op_index
== self
.SUBOPERATION_STATUS_NEW
:
3852 # New sub-operation: Get index of this sub-operation
3853 op_index
= len(db_nslcmop
.get('_admin', {}).get('operations')) - 1
3854 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} New sub-operation".
3855 format(vnf_config_primitive
))
3857 # retry: Get registered params for this existing sub-operation
3858 op
= db_nslcmop
.get('_admin', {}).get('operations', [])[op_index
]
3859 vnf_index
= op
.get('member_vnf_index')
3860 vnf_config_primitive
= op
.get('primitive')
3861 primitive_params
= op
.get('primitive_params')
3862 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Sub-operation retry".
3863 format(vnf_config_primitive
))
3864 # Execute the primitive, either with new (first-time) or registered (reintent) args
3865 ee_descriptor_id
= config_primitive
.get("execution-environment-ref")
3866 primitive_name
= config_primitive
.get("execution-environment-primitive",
3867 vnf_config_primitive
)
3868 ee_id
, vca_type
= self
._look
_for
_deployed
_vca
(nsr_deployed
["VCA"],
3869 member_vnf_index
=vnf_index
,
3871 vdu_count_index
=None,
3872 ee_descriptor_id
=ee_descriptor_id
)
3873 result
, result_detail
= await self
._ns
_execute
_primitive
(
3874 ee_id
, primitive_name
, primitive_params
, vca_type
)
3875 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Done with result {} {}".format(
3876 vnf_config_primitive
, result
, result_detail
))
3877 # Update operationState = COMPLETED | FAILED
3878 self
._update
_suboperation
_status
(
3879 db_nslcmop
, op_index
, result
, result_detail
)
3881 if result
== "FAILED":
3882 raise LcmException(result_detail
)
3883 db_nsr_update
["config-status"] = old_config_status
3884 scale_process
= None
3887 db_nsr_update
["_admin.scaling-group.{}.nb-scale-op".format(admin_scale_index
)] = nb_scale_op
3888 db_nsr_update
["_admin.scaling-group.{}.time".format(admin_scale_index
)] = time()
3892 scale_process
= "RO"
3893 if self
.ro_config
.get("ng"):
3894 await self
._scale
_ng
_ro
(logging_text
, db_nsr
, db_nslcmop
, db_vnfr
, vdu_scaling_info
, stage
)
3895 vdu_scaling_info
.pop("vdu-create", None)
3896 vdu_scaling_info
.pop("vdu-delete", None)
3898 scale_process
= None
3900 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3903 # execute primitive service POST-SCALING
3904 step
= "Executing post-scale vnf-config-primitive"
3905 if scaling_descriptor
.get("scaling-config-action"):
3906 for scaling_config_action
in scaling_descriptor
["scaling-config-action"]:
3907 if (scaling_config_action
.get("trigger") == "post-scale-in" and scaling_type
== "SCALE_IN") \
3908 or (scaling_config_action
.get("trigger") == "post-scale-out" and scaling_type
== "SCALE_OUT"):
3909 vnf_config_primitive
= scaling_config_action
["vnf-config-primitive-name-ref"]
3910 step
= db_nslcmop_update
["detailed-status"] = \
3911 "executing post-scale scaling-config-action '{}'".format(vnf_config_primitive
)
3913 vnfr_params
= {"VDU_SCALE_INFO": vdu_scaling_info
}
3914 if db_vnfr
.get("additionalParamsForVnf"):
3915 vnfr_params
.update(db_vnfr
["additionalParamsForVnf"])
3917 # look for primitive
3918 for config_primitive
in db_vnfd
.get("vnf-configuration", {}).get("config-primitive", ()):
3919 if config_primitive
["name"] == vnf_config_primitive
:
3923 "Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:scaling-config-"
3924 "action[vnf-config-primitive-name-ref='{}'] does not match any vnf-configuration:"
3925 "config-primitive".format(scaling_group
, vnf_config_primitive
))
3926 scale_process
= "VCA"
3927 db_nsr_update
["config-status"] = "configuring post-scaling"
3928 primitive_params
= self
._map
_primitive
_params
(config_primitive
, {}, vnfr_params
)
3930 # Post-scale retry check: Check if this sub-operation has been executed before
3931 op_index
= self
._check
_or
_add
_scale
_suboperation
(
3932 db_nslcmop
, nslcmop_id
, vnf_index
, vnf_config_primitive
, primitive_params
, 'POST-SCALE')
3933 if op_index
== self
.SUBOPERATION_STATUS_SKIP
:
3934 # Skip sub-operation
3935 result
= 'COMPLETED'
3936 result_detail
= 'Done'
3937 self
.logger
.debug(logging_text
+
3938 "vnf_config_primitive={} Skipped sub-operation, result {} {}".
3939 format(vnf_config_primitive
, result
, result_detail
))
3941 if op_index
== self
.SUBOPERATION_STATUS_NEW
:
3942 # New sub-operation: Get index of this sub-operation
3943 op_index
= len(db_nslcmop
.get('_admin', {}).get('operations')) - 1
3944 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} New sub-operation".
3945 format(vnf_config_primitive
))
3947 # retry: Get registered params for this existing sub-operation
3948 op
= db_nslcmop
.get('_admin', {}).get('operations', [])[op_index
]
3949 vnf_index
= op
.get('member_vnf_index')
3950 vnf_config_primitive
= op
.get('primitive')
3951 primitive_params
= op
.get('primitive_params')
3952 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Sub-operation retry".
3953 format(vnf_config_primitive
))
3954 # Execute the primitive, either with new (first-time) or registered (reintent) args
3955 ee_descriptor_id
= config_primitive
.get("execution-environment-ref")
3956 primitive_name
= config_primitive
.get("execution-environment-primitive",
3957 vnf_config_primitive
)
3958 ee_id
, vca_type
= self
._look
_for
_deployed
_vca
(nsr_deployed
["VCA"],
3959 member_vnf_index
=vnf_index
,
3961 vdu_count_index
=None,
3962 ee_descriptor_id
=ee_descriptor_id
)
3963 result
, result_detail
= await self
._ns
_execute
_primitive
(
3964 ee_id
, primitive_name
, primitive_params
, vca_type
)
3965 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Done with result {} {}".format(
3966 vnf_config_primitive
, result
, result_detail
))
3967 # Update operationState = COMPLETED | FAILED
3968 self
._update
_suboperation
_status
(
3969 db_nslcmop
, op_index
, result
, result_detail
)
3971 if result
== "FAILED":
3972 raise LcmException(result_detail
)
3973 db_nsr_update
["config-status"] = old_config_status
3974 scale_process
= None
3977 db_nsr_update
["detailed-status"] = "" # "scaled {} {}".format(scaling_group, scaling_type)
3978 db_nsr_update
["operational-status"] = "running" if old_operational_status
== "failed" \
3979 else old_operational_status
3980 db_nsr_update
["config-status"] = old_config_status
3982 except (ROclient
.ROClientException
, DbException
, LcmException
, NgRoException
) as e
:
3983 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
3985 except asyncio
.CancelledError
:
3986 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
3987 exc
= "Operation was cancelled"
3988 except Exception as e
:
3989 exc
= traceback
.format_exc()
3990 self
.logger
.critical(logging_text
+ "Exit Exception {} {}".format(type(e
).__name
__, e
), exc_info
=True)
3992 self
._write
_ns
_status
(nsr_id
=nsr_id
, ns_state
=None, current_operation
="IDLE", current_operation_id
=None)
3994 db_nslcmop_update
["detailed-status"] = error_description_nslcmop
= "FAILED {}: {}".format(step
, exc
)
3995 nslcmop_operation_state
= "FAILED"
3997 db_nsr_update
["operational-status"] = old_operational_status
3998 db_nsr_update
["config-status"] = old_config_status
3999 db_nsr_update
["detailed-status"] = ""
4001 if "VCA" in scale_process
:
4002 db_nsr_update
["config-status"] = "failed"
4003 if "RO" in scale_process
:
4004 db_nsr_update
["operational-status"] = "failed"
4005 db_nsr_update
["detailed-status"] = "FAILED scaling nslcmop={} {}: {}".format(nslcmop_id
, step
,
4008 error_description_nslcmop
= None
4009 nslcmop_operation_state
= "COMPLETED"
4010 db_nslcmop_update
["detailed-status"] = "Done"
4012 self
._write
_op
_status
(op_id
=nslcmop_id
, stage
="", error_message
=error_description_nslcmop
,
4013 operation_state
=nslcmop_operation_state
, other_update
=db_nslcmop_update
)
4015 self
._write
_ns
_status
(nsr_id
=nsr_id
, ns_state
=None, current_operation
="IDLE",
4016 current_operation_id
=None, other_update
=db_nsr_update
)
4018 if nslcmop_operation_state
:
4020 msg
= {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
, "operationState": nslcmop_operation_state
}
4021 await self
.msg
.aiowrite("ns", "scaled", msg
, loop
=self
.loop
)
4022 except Exception as e
:
4023 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
4024 self
.logger
.debug(logging_text
+ "Exit")
4025 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_scale")
4027 async def _scale_ng_ro(self
, logging_text
, db_nsr
, db_nslcmop
, db_vnfr
, vdu_scaling_info
, stage
):
4028 nsr_id
= db_nslcmop
["nsInstanceId"]
4029 db_nsd
= self
.db
.get_one("nsds", {"_id": db_nsr
["nsd-id"]})
4032 # read from db: vnfd's for every vnf
4035 # for each vnf in ns, read vnfd
4036 for vnfr
in self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
}):
4037 db_vnfrs
[vnfr
["member-vnf-index-ref"]] = vnfr
4038 vnfd_id
= vnfr
["vnfd-id"] # vnfd uuid for this vnf
4039 # if we haven't this vnfd, read it from db
4040 if not find_in_list(db_vnfds
, lambda a_vnfd
: a_vnfd
["id"] == vnfd_id
):
4042 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd_id
})
4043 db_vnfds
.append(vnfd
)
4044 n2vc_key
= self
.n2vc
.get_public_key()
4045 n2vc_key_list
= [n2vc_key
]
4046 self
.scale_vnfr(db_vnfr
, vdu_scaling_info
.get("vdu-create"), vdu_scaling_info
.get("vdu-delete"),
4048 # db_vnfr has been updated, update db_vnfrs to use it
4049 db_vnfrs
[db_vnfr
["member-vnf-index-ref"]] = db_vnfr
4050 await self
._instantiate
_ng
_ro
(logging_text
, nsr_id
, db_nsd
, db_nsr
, db_nslcmop
, db_vnfrs
,
4051 db_vnfds
, n2vc_key_list
, stage
=stage
, start_deploy
=time(),
4052 timeout_ns_deploy
=self
.timeout_ns_deploy
)
4053 if vdu_scaling_info
.get("vdu-delete"):
4054 self
.scale_vnfr(db_vnfr
, None, vdu_scaling_info
["vdu-delete"], mark_delete
=False)
4056 async def add_prometheus_metrics(self
, ee_id
, artifact_path
, ee_config_descriptor
, vnfr_id
, nsr_id
, target_ip
):
4057 if not self
.prometheus
:
4059 # look if exist a file called 'prometheus*.j2' and
4060 artifact_content
= self
.fs
.dir_ls(artifact_path
)
4061 job_file
= next((f
for f
in artifact_content
if f
.startswith("prometheus") and f
.endswith(".j2")), None)
4064 with self
.fs
.file_open((artifact_path
, job_file
), "r") as f
:
4068 _
, _
, service
= ee_id
.partition(".") # remove prefix "namespace."
4069 host_name
= "{}-{}".format(service
, ee_config_descriptor
["metric-service"])
4071 vnfr_id
= vnfr_id
.replace("-", "")
4073 "JOB_NAME": vnfr_id
,
4074 "TARGET_IP": target_ip
,
4075 "EXPORTER_POD_IP": host_name
,
4076 "EXPORTER_POD_PORT": host_port
,
4078 job_list
= self
.prometheus
.parse_job(job_data
, variables
)
4079 # ensure job_name is using the vnfr_id. Adding the metadata nsr_id
4080 for job
in job_list
:
4081 if not isinstance(job
.get("job_name"), str) or vnfr_id
not in job
["job_name"]:
4082 job
["job_name"] = vnfr_id
+ "_" + str(randint(1, 10000))
4083 job
["nsr_id"] = nsr_id
4084 job_dict
= {jl
["job_name"]: jl
for jl
in job_list
}
4085 if await self
.prometheus
.update(job_dict
):
4086 return list(job_dict
.keys())
4088 def get_vca_cloud_and_credentials(self
, vim_account_id
: str) -> (str, str):
4090 Get VCA Cloud and VCA Cloud Credentials for the VIM account
4092 :param: vim_account_id: VIM Account ID
4094 :return: (cloud_name, cloud_credential)
4096 config
= VimAccountDB
.get_vim_account_with_id(vim_account_id
).get("config", {})
4097 return config
.get("vca_cloud"), config
.get("vca_cloud_credential")
4099 def get_vca_k8s_cloud_and_credentials(self
, vim_account_id
: str) -> (str, str):
4101 Get VCA K8s Cloud and VCA K8s Cloud Credentials for the VIM account
4103 :param: vim_account_id: VIM Account ID
4105 :return: (cloud_name, cloud_credential)
4107 config
= VimAccountDB
.get_vim_account_with_id(vim_account_id
).get("config", {})
4108 return config
.get("vca_k8s_cloud"), config
.get("vca_k8s_cloud_credential")