1 # -*- coding: utf-8 -*-
4 # Copyright 2018 Telefonica S.A.
6 # Licensed under the Apache License, Version 2.0 (the "License"); you may
7 # not use this file except in compliance with the License. You may obtain
8 # a copy of the License at
10 # http://www.apache.org/licenses/LICENSE-2.0
12 # Unless required by applicable law or agreed to in writing, software
13 # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
14 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
15 # License for the specific language governing permissions and limitations
22 import logging
.handlers
25 from jinja2
import Environment
, Template
, meta
, TemplateError
, TemplateNotFound
, TemplateSyntaxError
27 from osm_lcm
import ROclient
28 from osm_lcm
.lcm_utils
import LcmException
, LcmExceptionNoMgmtIP
, LcmBase
, deep_get
, get_iterable
, populate_dict
29 from n2vc
.k8s_helm_conn
import K8sHelmConnector
30 from n2vc
.k8s_juju_conn
import K8sJujuConnector
32 from osm_common
.dbbase
import DbException
33 from osm_common
.fsbase
import FsException
35 from n2vc
.n2vc_juju_conn
import N2VCJujuConnector
36 from n2vc
.exceptions
import N2VCException
38 from copy
import copy
, deepcopy
39 from http
import HTTPStatus
41 from uuid
import uuid4
43 __author__
= "Alfonso Tierno"
47 timeout_vca_on_error
= 5 * 60 # Time for charm from first time at blocked,error status to mark as failed
48 timeout_ns_deploy
= 2 * 3600 # default global timeout for deployment a ns
49 timeout_ns_terminate
= 1800 # default global timeout for un deployment a ns
50 timeout_charm_delete
= 10 * 60
51 timeout_primitive
= 10 * 60 # timeout for primitive execution
53 SUBOPERATION_STATUS_NOT_FOUND
= -1
54 SUBOPERATION_STATUS_NEW
= -2
55 SUBOPERATION_STATUS_SKIP
= -3
56 task_name_deploy_vca
= "Deploying VCA"
58 def __init__(self
, db
, msg
, fs
, lcm_tasks
, config
, loop
):
60 Init, Connect to database, filesystem storage, and messaging
61 :param config: two level dictionary with configuration. Top level should contain 'database', 'storage',
68 logger
=logging
.getLogger('lcm.ns')
72 self
.lcm_tasks
= lcm_tasks
73 self
.timeout
= config
["timeout"]
74 self
.ro_config
= config
["ro_config"]
75 self
.vca_config
= config
["VCA"].copy()
77 # create N2VC connector
78 self
.n2vc
= N2VCJujuConnector(
83 url
='{}:{}'.format(self
.vca_config
['host'], self
.vca_config
['port']),
84 username
=self
.vca_config
.get('user', None),
85 vca_config
=self
.vca_config
,
86 on_update_db
=self
._on
_update
_n
2vc
_db
89 self
.k8sclusterhelm
= K8sHelmConnector(
90 kubectl_command
=self
.vca_config
.get("kubectlpath"),
91 helm_command
=self
.vca_config
.get("helmpath"),
98 self
.k8sclusterjuju
= K8sJujuConnector(
99 kubectl_command
=self
.vca_config
.get("kubectlpath"),
100 juju_command
=self
.vca_config
.get("jujupath"),
107 self
.k8scluster_map
= {
108 "helm-chart": self
.k8sclusterhelm
,
109 "chart": self
.k8sclusterhelm
,
110 "juju-bundle": self
.k8sclusterjuju
,
111 "juju": self
.k8sclusterjuju
,
114 self
.RO
= ROclient
.ROClient(self
.loop
, **self
.ro_config
)
116 def _on_update_ro_db(self
, nsrs_id
, ro_descriptor
):
118 # self.logger.debug('_on_update_ro_db(nsrs_id={}'.format(nsrs_id))
121 # TODO filter RO descriptor fields...
125 # db_dict['deploymentStatus'] = yaml.dump(ro_descriptor, default_flow_style=False, indent=2)
126 db_dict
['deploymentStatus'] = ro_descriptor
127 self
.update_db_2("nsrs", nsrs_id
, db_dict
)
129 except Exception as e
:
130 self
.logger
.warn('Cannot write database RO deployment for ns={} -> {}'.format(nsrs_id
, e
))
132 async def _on_update_n2vc_db(self
, table
, filter, path
, updated_data
):
134 # remove last dot from path (if exists)
135 if path
.endswith('.'):
138 # self.logger.debug('_on_update_n2vc_db(table={}, filter={}, path={}, updated_data={}'
139 # .format(table, filter, path, updated_data))
143 nsr_id
= filter.get('_id')
145 # read ns record from database
146 nsr
= self
.db
.get_one(table
='nsrs', q_filter
=filter)
147 current_ns_status
= nsr
.get('nsState')
149 # get vca status for NS
150 status_dict
= await self
.n2vc
.get_status(namespace
='.' + nsr_id
, yaml_format
=False)
154 db_dict
['vcaStatus'] = status_dict
156 # update configurationStatus for this VCA
158 vca_index
= int(path
[path
.rfind(".")+1:])
160 vca_list
= deep_get(target_dict
=nsr
, key_list
=('_admin', 'deployed', 'VCA'))
161 vca_status
= vca_list
[vca_index
].get('status')
163 configuration_status_list
= nsr
.get('configurationStatus')
164 config_status
= configuration_status_list
[vca_index
].get('status')
166 if config_status
== 'BROKEN' and vca_status
!= 'failed':
167 db_dict
['configurationStatus'][vca_index
] = 'READY'
168 elif config_status
!= 'BROKEN' and vca_status
== 'failed':
169 db_dict
['configurationStatus'][vca_index
] = 'BROKEN'
170 except Exception as e
:
171 # not update configurationStatus
172 self
.logger
.debug('Error updating vca_index (ignore): {}'.format(e
))
174 # if nsState = 'READY' check if juju is reporting some error => nsState = 'DEGRADED'
175 # if nsState = 'DEGRADED' check if all is OK
177 if current_ns_status
in ('READY', 'DEGRADED'):
178 error_description
= ''
180 if status_dict
.get('machines'):
181 for machine_id
in status_dict
.get('machines'):
182 machine
= status_dict
.get('machines').get(machine_id
)
183 # check machine agent-status
184 if machine
.get('agent-status'):
185 s
= machine
.get('agent-status').get('status')
188 error_description
+= 'machine {} agent-status={} ; '.format(machine_id
, s
)
189 # check machine instance status
190 if machine
.get('instance-status'):
191 s
= machine
.get('instance-status').get('status')
194 error_description
+= 'machine {} instance-status={} ; '.format(machine_id
, s
)
196 if status_dict
.get('applications'):
197 for app_id
in status_dict
.get('applications'):
198 app
= status_dict
.get('applications').get(app_id
)
199 # check application status
200 if app
.get('status'):
201 s
= app
.get('status').get('status')
204 error_description
+= 'application {} status={} ; '.format(app_id
, s
)
206 if error_description
:
207 db_dict
['errorDescription'] = error_description
208 if current_ns_status
== 'READY' and is_degraded
:
209 db_dict
['nsState'] = 'DEGRADED'
210 if current_ns_status
== 'DEGRADED' and not is_degraded
:
211 db_dict
['nsState'] = 'READY'
214 self
.update_db_2("nsrs", nsr_id
, db_dict
)
216 except Exception as e
:
217 self
.logger
.warn('Error updating NS state for ns={}: {}'.format(nsr_id
, e
))
221 def vnfd2RO(self
, vnfd
, new_id
=None, additionalParams
=None, nsrId
=None):
223 Converts creates a new vnfd descriptor for RO base on input OSM IM vnfd
224 :param vnfd: input vnfd
225 :param new_id: overrides vnf id if provided
226 :param additionalParams: Instantiation params for VNFs provided
227 :param nsrId: Id of the NSR
228 :return: copy of vnfd
231 vnfd_RO
= deepcopy(vnfd
)
232 # remove unused by RO configuration, monitoring, scaling and internal keys
233 vnfd_RO
.pop("_id", None)
234 vnfd_RO
.pop("_admin", None)
235 vnfd_RO
.pop("vnf-configuration", None)
236 vnfd_RO
.pop("monitoring-param", None)
237 vnfd_RO
.pop("scaling-group-descriptor", None)
238 vnfd_RO
.pop("kdu", None)
239 vnfd_RO
.pop("k8s-cluster", None)
241 vnfd_RO
["id"] = new_id
243 # parse cloud-init or cloud-init-file with the provided variables using Jinja2
244 for vdu
in get_iterable(vnfd_RO
, "vdu"):
245 cloud_init_file
= None
246 if vdu
.get("cloud-init-file"):
247 base_folder
= vnfd
["_admin"]["storage"]
248 cloud_init_file
= "{}/{}/cloud_init/{}".format(base_folder
["folder"], base_folder
["pkg-dir"],
249 vdu
["cloud-init-file"])
250 with self
.fs
.file_open(cloud_init_file
, "r") as ci_file
:
251 cloud_init_content
= ci_file
.read()
252 vdu
.pop("cloud-init-file", None)
253 elif vdu
.get("cloud-init"):
254 cloud_init_content
= vdu
["cloud-init"]
259 ast
= env
.parse(cloud_init_content
)
260 mandatory_vars
= meta
.find_undeclared_variables(ast
)
262 for var
in mandatory_vars
:
263 if not additionalParams
or var
not in additionalParams
.keys():
264 raise LcmException("Variable '{}' defined at vnfd[id={}]:vdu[id={}]:cloud-init/cloud-init-"
265 "file, must be provided in the instantiation parameters inside the "
266 "'additionalParamsForVnf' block".format(var
, vnfd
["id"], vdu
["id"]))
267 template
= Template(cloud_init_content
)
268 cloud_init_content
= template
.render(additionalParams
or {})
269 vdu
["cloud-init"] = cloud_init_content
272 except FsException
as e
:
273 raise LcmException("Error reading vnfd[id={}]:vdu[id={}]:cloud-init-file={}: {}".
274 format(vnfd
["id"], vdu
["id"], cloud_init_file
, e
))
275 except (TemplateError
, TemplateNotFound
, TemplateSyntaxError
) as e
:
276 raise LcmException("Error parsing Jinja2 to cloud-init content at vnfd[id={}]:vdu[id={}]: {}".
277 format(vnfd
["id"], vdu
["id"], e
))
279 def ns_params_2_RO(self
, ns_params
, nsd
, vnfd_dict
, n2vc_key_list
):
281 Creates a RO ns descriptor from OSM ns_instantiate params
282 :param ns_params: OSM instantiate params
283 :return: The RO ns descriptor
287 # TODO feature 1417: Check that no instantiation is set over PDU
288 # check if PDU forces a concrete vim-network-id and add it
289 # check if PDU contains a SDN-assist info (dpid, switch, port) and pass it to RO
291 def vim_account_2_RO(vim_account
):
292 if vim_account
in vim_2_RO
:
293 return vim_2_RO
[vim_account
]
295 db_vim
= self
.db
.get_one("vim_accounts", {"_id": vim_account
})
296 if db_vim
["_admin"]["operationalState"] != "ENABLED":
297 raise LcmException("VIM={} is not available. operationalState={}".format(
298 vim_account
, db_vim
["_admin"]["operationalState"]))
299 RO_vim_id
= db_vim
["_admin"]["deployed"]["RO"]
300 vim_2_RO
[vim_account
] = RO_vim_id
303 def wim_account_2_RO(wim_account
):
304 if isinstance(wim_account
, str):
305 if wim_account
in wim_2_RO
:
306 return wim_2_RO
[wim_account
]
308 db_wim
= self
.db
.get_one("wim_accounts", {"_id": wim_account
})
309 if db_wim
["_admin"]["operationalState"] != "ENABLED":
310 raise LcmException("WIM={} is not available. operationalState={}".format(
311 wim_account
, db_wim
["_admin"]["operationalState"]))
312 RO_wim_id
= db_wim
["_admin"]["deployed"]["RO-account"]
313 wim_2_RO
[wim_account
] = RO_wim_id
318 def ip_profile_2_RO(ip_profile
):
319 RO_ip_profile
= deepcopy((ip_profile
))
320 if "dns-server" in RO_ip_profile
:
321 if isinstance(RO_ip_profile
["dns-server"], list):
322 RO_ip_profile
["dns-address"] = []
323 for ds
in RO_ip_profile
.pop("dns-server"):
324 RO_ip_profile
["dns-address"].append(ds
['address'])
326 RO_ip_profile
["dns-address"] = RO_ip_profile
.pop("dns-server")
327 if RO_ip_profile
.get("ip-version") == "ipv4":
328 RO_ip_profile
["ip-version"] = "IPv4"
329 if RO_ip_profile
.get("ip-version") == "ipv6":
330 RO_ip_profile
["ip-version"] = "IPv6"
331 if "dhcp-params" in RO_ip_profile
:
332 RO_ip_profile
["dhcp"] = RO_ip_profile
.pop("dhcp-params")
338 # "name": ns_params["nsName"],
339 # "description": ns_params.get("nsDescription"),
340 "datacenter": vim_account_2_RO(ns_params
["vimAccountId"]),
341 "wim_account": wim_account_2_RO(ns_params
.get("wimAccountId")),
342 # "scenario": ns_params["nsdId"],
345 n2vc_key_list
= n2vc_key_list
or []
346 for vnfd_ref
, vnfd
in vnfd_dict
.items():
347 vdu_needed_access
= []
349 if vnfd
.get("vnf-configuration"):
350 ssh_required
= deep_get(vnfd
, ("vnf-configuration", "config-access", "ssh-access", "required"))
351 if ssh_required
and vnfd
.get("mgmt-interface"):
352 if vnfd
["mgmt-interface"].get("vdu-id"):
353 vdu_needed_access
.append(vnfd
["mgmt-interface"]["vdu-id"])
354 elif vnfd
["mgmt-interface"].get("cp"):
355 mgmt_cp
= vnfd
["mgmt-interface"]["cp"]
357 for vdu
in vnfd
.get("vdu", ()):
358 if vdu
.get("vdu-configuration"):
359 ssh_required
= deep_get(vdu
, ("vdu-configuration", "config-access", "ssh-access", "required"))
361 vdu_needed_access
.append(vdu
["id"])
363 for vdu_interface
in vdu
.get("interface"):
364 if vdu_interface
.get("external-connection-point-ref") and \
365 vdu_interface
["external-connection-point-ref"] == mgmt_cp
:
366 vdu_needed_access
.append(vdu
["id"])
370 if vdu_needed_access
:
371 for vnf_member
in nsd
.get("constituent-vnfd"):
372 if vnf_member
["vnfd-id-ref"] != vnfd_ref
:
374 for vdu
in vdu_needed_access
:
375 populate_dict(RO_ns_params
,
376 ("vnfs", vnf_member
["member-vnf-index"], "vdus", vdu
, "mgmt_keys"),
379 if ns_params
.get("vduImage"):
380 RO_ns_params
["vduImage"] = ns_params
["vduImage"]
382 if ns_params
.get("ssh_keys"):
383 RO_ns_params
["cloud-config"] = {"key-pairs": ns_params
["ssh_keys"]}
384 for vnf_params
in get_iterable(ns_params
, "vnf"):
385 for constituent_vnfd
in nsd
["constituent-vnfd"]:
386 if constituent_vnfd
["member-vnf-index"] == vnf_params
["member-vnf-index"]:
387 vnf_descriptor
= vnfd_dict
[constituent_vnfd
["vnfd-id-ref"]]
390 raise LcmException("Invalid instantiate parameter vnf:member-vnf-index={} is not present at nsd:"
391 "constituent-vnfd".format(vnf_params
["member-vnf-index"]))
392 if vnf_params
.get("vimAccountId"):
393 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "datacenter"),
394 vim_account_2_RO(vnf_params
["vimAccountId"]))
396 for vdu_params
in get_iterable(vnf_params
, "vdu"):
397 # TODO feature 1417: check that this VDU exist and it is not a PDU
398 if vdu_params
.get("volume"):
399 for volume_params
in vdu_params
["volume"]:
400 if volume_params
.get("vim-volume-id"):
401 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
402 vdu_params
["id"], "devices", volume_params
["name"], "vim_id"),
403 volume_params
["vim-volume-id"])
404 if vdu_params
.get("interface"):
405 for interface_params
in vdu_params
["interface"]:
406 if interface_params
.get("ip-address"):
407 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
408 vdu_params
["id"], "interfaces", interface_params
["name"],
410 interface_params
["ip-address"])
411 if interface_params
.get("mac-address"):
412 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
413 vdu_params
["id"], "interfaces", interface_params
["name"],
415 interface_params
["mac-address"])
416 if interface_params
.get("floating-ip-required"):
417 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
418 vdu_params
["id"], "interfaces", interface_params
["name"],
420 interface_params
["floating-ip-required"])
422 for internal_vld_params
in get_iterable(vnf_params
, "internal-vld"):
423 if internal_vld_params
.get("vim-network-name"):
424 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
425 internal_vld_params
["name"], "vim-network-name"),
426 internal_vld_params
["vim-network-name"])
427 if internal_vld_params
.get("vim-network-id"):
428 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
429 internal_vld_params
["name"], "vim-network-id"),
430 internal_vld_params
["vim-network-id"])
431 if internal_vld_params
.get("ip-profile"):
432 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
433 internal_vld_params
["name"], "ip-profile"),
434 ip_profile_2_RO(internal_vld_params
["ip-profile"]))
435 if internal_vld_params
.get("provider-network"):
437 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
438 internal_vld_params
["name"], "provider-network"),
439 internal_vld_params
["provider-network"].copy())
441 for icp_params
in get_iterable(internal_vld_params
, "internal-connection-point"):
444 for vdu_descriptor
in vnf_descriptor
["vdu"]:
445 for vdu_interface
in vdu_descriptor
["interface"]:
446 if vdu_interface
.get("internal-connection-point-ref") == icp_params
["id-ref"]:
447 if icp_params
.get("ip-address"):
448 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
449 vdu_descriptor
["id"], "interfaces",
450 vdu_interface
["name"], "ip_address"),
451 icp_params
["ip-address"])
453 if icp_params
.get("mac-address"):
454 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
455 vdu_descriptor
["id"], "interfaces",
456 vdu_interface
["name"], "mac_address"),
457 icp_params
["mac-address"])
463 raise LcmException("Invalid instantiate parameter vnf:member-vnf-index[{}]:"
464 "internal-vld:id-ref={} is not present at vnfd:internal-"
465 "connection-point".format(vnf_params
["member-vnf-index"],
466 icp_params
["id-ref"]))
468 for vld_params
in get_iterable(ns_params
, "vld"):
469 if "ip-profile" in vld_params
:
470 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "ip-profile"),
471 ip_profile_2_RO(vld_params
["ip-profile"]))
473 if vld_params
.get("provider-network"):
475 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "provider-network"),
476 vld_params
["provider-network"].copy())
478 if "wimAccountId" in vld_params
and vld_params
["wimAccountId"] is not None:
479 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "wim_account"),
480 wim_account_2_RO(vld_params
["wimAccountId"])),
481 if vld_params
.get("vim-network-name"):
483 if isinstance(vld_params
["vim-network-name"], dict):
484 for vim_account
, vim_net
in vld_params
["vim-network-name"].items():
485 RO_vld_sites
.append({
486 "netmap-use": vim_net
,
487 "datacenter": vim_account_2_RO(vim_account
)
489 else: # isinstance str
490 RO_vld_sites
.append({"netmap-use": vld_params
["vim-network-name"]})
492 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "sites"), RO_vld_sites
)
494 if vld_params
.get("vim-network-id"):
496 if isinstance(vld_params
["vim-network-id"], dict):
497 for vim_account
, vim_net
in vld_params
["vim-network-id"].items():
498 RO_vld_sites
.append({
499 "netmap-use": vim_net
,
500 "datacenter": vim_account_2_RO(vim_account
)
502 else: # isinstance str
503 RO_vld_sites
.append({"netmap-use": vld_params
["vim-network-id"]})
505 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "sites"), RO_vld_sites
)
506 if vld_params
.get("ns-net"):
507 if isinstance(vld_params
["ns-net"], dict):
508 for vld_id
, instance_scenario_id
in vld_params
["ns-net"].items():
509 RO_vld_ns_net
= {"instance_scenario_id": instance_scenario_id
, "osm_id": vld_id
}
510 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "use-network"), RO_vld_ns_net
)
511 if "vnfd-connection-point-ref" in vld_params
:
512 for cp_params
in vld_params
["vnfd-connection-point-ref"]:
514 for constituent_vnfd
in nsd
["constituent-vnfd"]:
515 if constituent_vnfd
["member-vnf-index"] == cp_params
["member-vnf-index-ref"]:
516 vnf_descriptor
= vnfd_dict
[constituent_vnfd
["vnfd-id-ref"]]
520 "Invalid instantiate parameter vld:vnfd-connection-point-ref:member-vnf-index-ref={} "
521 "is not present at nsd:constituent-vnfd".format(cp_params
["member-vnf-index-ref"]))
523 for vdu_descriptor
in vnf_descriptor
["vdu"]:
524 for interface_descriptor
in vdu_descriptor
["interface"]:
525 if interface_descriptor
.get("external-connection-point-ref") == \
526 cp_params
["vnfd-connection-point-ref"]:
533 "Invalid instantiate parameter vld:vnfd-connection-point-ref:member-vnf-index-ref={}:"
534 "vnfd-connection-point-ref={} is not present at vnfd={}".format(
535 cp_params
["member-vnf-index-ref"],
536 cp_params
["vnfd-connection-point-ref"],
537 vnf_descriptor
["id"]))
538 if cp_params
.get("ip-address"):
539 populate_dict(RO_ns_params
, ("vnfs", cp_params
["member-vnf-index-ref"], "vdus",
540 vdu_descriptor
["id"], "interfaces",
541 interface_descriptor
["name"], "ip_address"),
542 cp_params
["ip-address"])
543 if cp_params
.get("mac-address"):
544 populate_dict(RO_ns_params
, ("vnfs", cp_params
["member-vnf-index-ref"], "vdus",
545 vdu_descriptor
["id"], "interfaces",
546 interface_descriptor
["name"], "mac_address"),
547 cp_params
["mac-address"])
550 def scale_vnfr(self
, db_vnfr
, vdu_create
=None, vdu_delete
=None):
551 # make a copy to do not change
552 vdu_create
= copy(vdu_create
)
553 vdu_delete
= copy(vdu_delete
)
555 vdurs
= db_vnfr
.get("vdur")
558 vdu_index
= len(vdurs
)
561 vdur
= vdurs
[vdu_index
]
562 if vdur
.get("pdu-type"):
564 vdu_id_ref
= vdur
["vdu-id-ref"]
565 if vdu_create
and vdu_create
.get(vdu_id_ref
):
566 for index
in range(0, vdu_create
[vdu_id_ref
]):
567 vdur
= deepcopy(vdur
)
568 vdur
["_id"] = str(uuid4())
569 vdur
["count-index"] += 1
570 vdurs
.insert(vdu_index
+1+index
, vdur
)
571 del vdu_create
[vdu_id_ref
]
572 if vdu_delete
and vdu_delete
.get(vdu_id_ref
):
574 vdu_delete
[vdu_id_ref
] -= 1
575 if not vdu_delete
[vdu_id_ref
]:
576 del vdu_delete
[vdu_id_ref
]
577 # check all operations are done
578 if vdu_create
or vdu_delete
:
579 raise LcmException("Error scaling OUT VNFR for {}. There is not any existing vnfr. Scaled to 0?".format(
582 raise LcmException("Error scaling IN VNFR for {}. There is not any existing vnfr. Scaled to 0?".format(
585 vnfr_update
= {"vdur": vdurs
}
586 db_vnfr
["vdur"] = vdurs
587 self
.update_db_2("vnfrs", db_vnfr
["_id"], vnfr_update
)
589 def ns_update_nsr(self
, ns_update_nsr
, db_nsr
, nsr_desc_RO
):
591 Updates database nsr with the RO info for the created vld
592 :param ns_update_nsr: dictionary to be filled with the updated info
593 :param db_nsr: content of db_nsr. This is also modified
594 :param nsr_desc_RO: nsr descriptor from RO
595 :return: Nothing, LcmException is raised on errors
598 for vld_index
, vld
in enumerate(get_iterable(db_nsr
, "vld")):
599 for net_RO
in get_iterable(nsr_desc_RO
, "nets"):
600 if vld
["id"] != net_RO
.get("ns_net_osm_id"):
602 vld
["vim-id"] = net_RO
.get("vim_net_id")
603 vld
["name"] = net_RO
.get("vim_name")
604 vld
["status"] = net_RO
.get("status")
605 vld
["status-detailed"] = net_RO
.get("error_msg")
606 ns_update_nsr
["vld.{}".format(vld_index
)] = vld
609 raise LcmException("ns_update_nsr: Not found vld={} at RO info".format(vld
["id"]))
611 def set_vnfr_at_error(self
, db_vnfrs
, error_text
):
613 for db_vnfr
in db_vnfrs
.values():
614 vnfr_update
= {"status": "ERROR"}
615 for vdu_index
, vdur
in enumerate(get_iterable(db_vnfr
, "vdur")):
616 if "status" not in vdur
:
617 vdur
["status"] = "ERROR"
618 vnfr_update
["vdur.{}.status".format(vdu_index
)] = "ERROR"
620 vdur
["status-detailed"] = str(error_text
)
621 vnfr_update
["vdur.{}.status-detailed".format(vdu_index
)] = "ERROR"
622 self
.update_db_2("vnfrs", db_vnfr
["_id"], vnfr_update
)
623 except DbException
as e
:
624 self
.logger
.error("Cannot update vnf. {}".format(e
))
626 def ns_update_vnfr(self
, db_vnfrs
, nsr_desc_RO
):
628 Updates database vnfr with the RO info, e.g. ip_address, vim_id... Descriptor db_vnfrs is also updated
629 :param db_vnfrs: dictionary with member-vnf-index: vnfr-content
630 :param nsr_desc_RO: nsr descriptor from RO
631 :return: Nothing, LcmException is raised on errors
633 for vnf_index
, db_vnfr
in db_vnfrs
.items():
634 for vnf_RO
in nsr_desc_RO
["vnfs"]:
635 if vnf_RO
["member_vnf_index"] != vnf_index
:
638 if vnf_RO
.get("ip_address"):
639 db_vnfr
["ip-address"] = vnfr_update
["ip-address"] = vnf_RO
["ip_address"].split(";")[0]
640 elif not db_vnfr
.get("ip-address"):
641 if db_vnfr
.get("vdur"): # if not VDUs, there is not ip_address
642 raise LcmExceptionNoMgmtIP("ns member_vnf_index '{}' has no IP address".format(vnf_index
))
644 for vdu_index
, vdur
in enumerate(get_iterable(db_vnfr
, "vdur")):
645 vdur_RO_count_index
= 0
646 if vdur
.get("pdu-type"):
648 for vdur_RO
in get_iterable(vnf_RO
, "vms"):
649 if vdur
["vdu-id-ref"] != vdur_RO
["vdu_osm_id"]:
651 if vdur
["count-index"] != vdur_RO_count_index
:
652 vdur_RO_count_index
+= 1
654 vdur
["vim-id"] = vdur_RO
.get("vim_vm_id")
655 if vdur_RO
.get("ip_address"):
656 vdur
["ip-address"] = vdur_RO
["ip_address"].split(";")[0]
658 vdur
["ip-address"] = None
659 vdur
["vdu-id-ref"] = vdur_RO
.get("vdu_osm_id")
660 vdur
["name"] = vdur_RO
.get("vim_name")
661 vdur
["status"] = vdur_RO
.get("status")
662 vdur
["status-detailed"] = vdur_RO
.get("error_msg")
663 for ifacer
in get_iterable(vdur
, "interfaces"):
664 for interface_RO
in get_iterable(vdur_RO
, "interfaces"):
665 if ifacer
["name"] == interface_RO
.get("internal_name"):
666 ifacer
["ip-address"] = interface_RO
.get("ip_address")
667 ifacer
["mac-address"] = interface_RO
.get("mac_address")
670 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vdur={} interface={} "
672 .format(vnf_index
, vdur
["vdu-id-ref"], ifacer
["name"]))
673 vnfr_update
["vdur.{}".format(vdu_index
)] = vdur
676 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vdur={} count_index={} from "
677 "VIM info".format(vnf_index
, vdur
["vdu-id-ref"], vdur
["count-index"]))
679 for vld_index
, vld
in enumerate(get_iterable(db_vnfr
, "vld")):
680 for net_RO
in get_iterable(nsr_desc_RO
, "nets"):
681 if vld
["id"] != net_RO
.get("vnf_net_osm_id"):
683 vld
["vim-id"] = net_RO
.get("vim_net_id")
684 vld
["name"] = net_RO
.get("vim_name")
685 vld
["status"] = net_RO
.get("status")
686 vld
["status-detailed"] = net_RO
.get("error_msg")
687 vnfr_update
["vld.{}".format(vld_index
)] = vld
690 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vld={} from VIM info".format(
691 vnf_index
, vld
["id"]))
693 self
.update_db_2("vnfrs", db_vnfr
["_id"], vnfr_update
)
697 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} from VIM info".format(vnf_index
))
699 def _get_ns_config_info(self
, nsr_id
):
701 Generates a mapping between vnf,vdu elements and the N2VC id
702 :param nsr_id: id of nsr to get last database _admin.deployed.VCA that contains this list
703 :return: a dictionary with {osm-config-mapping: {}} where its element contains:
704 "<member-vnf-index>": <N2VC-id> for a vnf configuration, or
705 "<member-vnf-index>.<vdu.id>.<vdu replica(0, 1,..)>": <N2VC-id> for a vdu configuration
707 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
708 vca_deployed_list
= db_nsr
["_admin"]["deployed"]["VCA"]
710 ns_config_info
= {"osm-config-mapping": mapping
}
711 for vca
in vca_deployed_list
:
712 if not vca
["member-vnf-index"]:
714 if not vca
["vdu_id"]:
715 mapping
[vca
["member-vnf-index"]] = vca
["application"]
717 mapping
["{}.{}.{}".format(vca
["member-vnf-index"], vca
["vdu_id"], vca
["vdu_count_index"])] =\
719 return ns_config_info
722 def _get_initial_config_primitive_list(desc_primitive_list
, vca_deployed
):
724 Generates a list of initial-config-primitive based on the list provided by the descriptor. It includes internal
725 primitives as verify-ssh-credentials, or config when needed
726 :param desc_primitive_list: information of the descriptor
727 :param vca_deployed: information of the deployed, needed for known if it is related to an NS, VNF, VDU and if
728 this element contains a ssh public key
729 :return: The modified list. Can ba an empty list, but always a list
731 if desc_primitive_list
:
732 primitive_list
= desc_primitive_list
.copy()
735 # look for primitive config, and get the position. None if not present
736 config_position
= None
737 for index
, primitive
in enumerate(primitive_list
):
738 if primitive
["name"] == "config":
739 config_position
= index
742 # for NS, add always a config primitive if not present (bug 874)
743 if not vca_deployed
["member-vnf-index"] and config_position
is None:
744 primitive_list
.insert(0, {"name": "config", "parameter": []})
746 # for VNF/VDU add verify-ssh-credentials after config
747 if vca_deployed
["member-vnf-index"] and config_position
is not None and vca_deployed
.get("ssh-public-key"):
748 primitive_list
.insert(config_position
+ 1, {"name": "verify-ssh-credentials", "parameter": []})
749 return primitive_list
751 async def instantiate_RO(self
, logging_text
, nsr_id
, nsd
, db_nsr
, db_nslcmop
, db_vnfrs
, db_vnfds_ref
,
752 n2vc_key_list
, stage
):
755 RO_descriptor_number
= 0 # number of descriptors created at RO
756 vnf_index_2_RO_id
= {} # map between vnfd/nsd id to the id used at RO
757 nslcmop_id
= db_nslcmop
["_id"]
758 start_deploy
= time()
759 ns_params
= db_nslcmop
.get("operationParams")
760 if ns_params
and ns_params
.get("timeout_ns_deploy"):
761 timeout_ns_deploy
= ns_params
["timeout_ns_deploy"]
763 timeout_ns_deploy
= self
.timeout
.get("ns_deploy", self
.timeout_ns_deploy
)
765 # Check for and optionally request placement optimization. Database will be updated if placement activated
766 stage
[2] = "Waiting for Placement."
767 await self
.do_placement(logging_text
, db_nslcmop
, db_vnfrs
)
771 # get vnfds, instantiate at RO
772 for c_vnf
in nsd
.get("constituent-vnfd", ()):
773 member_vnf_index
= c_vnf
["member-vnf-index"]
774 vnfd
= db_vnfds_ref
[c_vnf
['vnfd-id-ref']]
775 vnfd_ref
= vnfd
["id"]
777 stage
[2] = "Creating vnfd='{}' member_vnf_index='{}' at RO".format(vnfd_ref
, member_vnf_index
)
778 db_nsr_update
["detailed-status"] = " ".join(stage
)
779 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
780 self
._write
_op
_status
(nslcmop_id
, stage
)
782 # self.logger.debug(logging_text + stage[2])
783 vnfd_id_RO
= "{}.{}.{}".format(nsr_id
, RO_descriptor_number
, member_vnf_index
[:23])
784 vnf_index_2_RO_id
[member_vnf_index
] = vnfd_id_RO
785 RO_descriptor_number
+= 1
787 # look position at deployed.RO.vnfd if not present it will be appended at the end
788 for index
, vnf_deployed
in enumerate(db_nsr
["_admin"]["deployed"]["RO"]["vnfd"]):
789 if vnf_deployed
["member-vnf-index"] == member_vnf_index
:
792 index
= len(db_nsr
["_admin"]["deployed"]["RO"]["vnfd"])
793 db_nsr
["_admin"]["deployed"]["RO"]["vnfd"].append(None)
796 RO_update
= {"member-vnf-index": member_vnf_index
}
797 vnfd_list
= await self
.RO
.get_list("vnfd", filter_by
={"osm_id": vnfd_id_RO
})
799 RO_update
["id"] = vnfd_list
[0]["uuid"]
800 self
.logger
.debug(logging_text
+ "vnfd='{}' member_vnf_index='{}' exists at RO. Using RO_id={}".
801 format(vnfd_ref
, member_vnf_index
, vnfd_list
[0]["uuid"]))
803 vnfd_RO
= self
.vnfd2RO(vnfd
, vnfd_id_RO
, db_vnfrs
[c_vnf
["member-vnf-index"]].
804 get("additionalParamsForVnf"), nsr_id
)
805 desc
= await self
.RO
.create("vnfd", descriptor
=vnfd_RO
)
806 RO_update
["id"] = desc
["uuid"]
807 self
.logger
.debug(logging_text
+ "vnfd='{}' member_vnf_index='{}' created at RO. RO_id={}".format(
808 vnfd_ref
, member_vnf_index
, desc
["uuid"]))
809 db_nsr_update
["_admin.deployed.RO.vnfd.{}".format(index
)] = RO_update
810 db_nsr
["_admin"]["deployed"]["RO"]["vnfd"][index
] = RO_update
815 stage
[2] = "Creating nsd={} at RO".format(nsd_ref
)
816 db_nsr_update
["detailed-status"] = " ".join(stage
)
817 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
818 self
._write
_op
_status
(nslcmop_id
, stage
)
820 # self.logger.debug(logging_text + stage[2])
821 RO_osm_nsd_id
= "{}.{}.{}".format(nsr_id
, RO_descriptor_number
, nsd_ref
[:23])
822 RO_descriptor_number
+= 1
823 nsd_list
= await self
.RO
.get_list("nsd", filter_by
={"osm_id": RO_osm_nsd_id
})
825 db_nsr_update
["_admin.deployed.RO.nsd_id"] = RO_nsd_uuid
= nsd_list
[0]["uuid"]
826 self
.logger
.debug(logging_text
+ "nsd={} exists at RO. Using RO_id={}".format(
827 nsd_ref
, RO_nsd_uuid
))
829 nsd_RO
= deepcopy(nsd
)
830 nsd_RO
["id"] = RO_osm_nsd_id
831 nsd_RO
.pop("_id", None)
832 nsd_RO
.pop("_admin", None)
833 for c_vnf
in nsd_RO
.get("constituent-vnfd", ()):
834 member_vnf_index
= c_vnf
["member-vnf-index"]
835 c_vnf
["vnfd-id-ref"] = vnf_index_2_RO_id
[member_vnf_index
]
836 for c_vld
in nsd_RO
.get("vld", ()):
837 for cp
in c_vld
.get("vnfd-connection-point-ref", ()):
838 member_vnf_index
= cp
["member-vnf-index-ref"]
839 cp
["vnfd-id-ref"] = vnf_index_2_RO_id
[member_vnf_index
]
841 desc
= await self
.RO
.create("nsd", descriptor
=nsd_RO
)
842 db_nsr_update
["_admin.nsState"] = "INSTANTIATED"
843 db_nsr_update
["_admin.deployed.RO.nsd_id"] = RO_nsd_uuid
= desc
["uuid"]
844 self
.logger
.debug(logging_text
+ "nsd={} created at RO. RO_id={}".format(nsd_ref
, RO_nsd_uuid
))
845 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
848 stage
[2] = "Creating nsd={} at RO".format(nsd_ref
)
849 db_nsr_update
["detailed-status"] = " ".join(stage
)
850 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
851 self
._write
_op
_status
(nslcmop_id
, stage
)
853 # if present use it unless in error status
854 RO_nsr_id
= deep_get(db_nsr
, ("_admin", "deployed", "RO", "nsr_id"))
857 stage
[2] = "Looking for existing ns at RO"
858 db_nsr_update
["detailed-status"] = " ".join(stage
)
859 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
860 self
._write
_op
_status
(nslcmop_id
, stage
)
861 # self.logger.debug(logging_text + stage[2] + " RO_ns_id={}".format(RO_nsr_id))
862 desc
= await self
.RO
.show("ns", RO_nsr_id
)
864 except ROclient
.ROClientException
as e
:
865 if e
.http_code
!= HTTPStatus
.NOT_FOUND
:
867 RO_nsr_id
= db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
869 ns_status
, ns_status_info
= self
.RO
.check_ns_status(desc
)
870 db_nsr_update
["_admin.deployed.RO.nsr_status"] = ns_status
871 if ns_status
== "ERROR":
872 stage
[2] = "Deleting ns at RO. RO_ns_id={}".format(RO_nsr_id
)
873 self
.logger
.debug(logging_text
+ stage
[2])
874 await self
.RO
.delete("ns", RO_nsr_id
)
875 RO_nsr_id
= db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
877 stage
[2] = "Checking dependencies"
878 db_nsr_update
["detailed-status"] = " ".join(stage
)
879 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
880 self
._write
_op
_status
(nslcmop_id
, stage
)
881 # self.logger.debug(logging_text + stage[2])
883 # check if VIM is creating and wait look if previous tasks in process
884 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("vim_account", ns_params
["vimAccountId"])
886 stage
[2] = "Waiting for related tasks '{}' to be completed".format(task_name
)
887 self
.logger
.debug(logging_text
+ stage
[2])
888 await asyncio
.wait(task_dependency
, timeout
=3600)
889 if ns_params
.get("vnf"):
890 for vnf
in ns_params
["vnf"]:
891 if "vimAccountId" in vnf
:
892 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("vim_account",
895 stage
[2] = "Waiting for related tasks '{}' to be completed.".format(task_name
)
896 self
.logger
.debug(logging_text
+ stage
[2])
897 await asyncio
.wait(task_dependency
, timeout
=3600)
899 stage
[2] = "Checking instantiation parameters."
900 RO_ns_params
= self
.ns_params_2_RO(ns_params
, nsd
, db_vnfds_ref
, n2vc_key_list
)
901 stage
[2] = "Deploying ns at VIM."
902 db_nsr_update
["detailed-status"] = " ".join(stage
)
903 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
904 self
._write
_op
_status
(nslcmop_id
, stage
)
906 desc
= await self
.RO
.create("ns", descriptor
=RO_ns_params
, name
=db_nsr
["name"], scenario
=RO_nsd_uuid
)
907 RO_nsr_id
= db_nsr_update
["_admin.deployed.RO.nsr_id"] = desc
["uuid"]
908 db_nsr_update
["_admin.nsState"] = "INSTANTIATED"
909 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "BUILD"
910 self
.logger
.debug(logging_text
+ "ns created at RO. RO_id={}".format(desc
["uuid"]))
912 # wait until NS is ready
913 stage
[2] = "Waiting VIM to deploy ns."
914 db_nsr_update
["detailed-status"] = " ".join(stage
)
915 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
916 self
._write
_op
_status
(nslcmop_id
, stage
)
917 detailed_status_old
= None
918 self
.logger
.debug(logging_text
+ stage
[2] + " RO_ns_id={}".format(RO_nsr_id
))
921 while time() <= start_deploy
+ timeout_ns_deploy
:
922 desc
= await self
.RO
.show("ns", RO_nsr_id
)
926 # desc has changed => update db
927 self
._on
_update
_ro
_db
(nsrs_id
=nsr_id
, ro_descriptor
=desc
)
930 ns_status
, ns_status_info
= self
.RO
.check_ns_status(desc
)
931 db_nsr_update
["_admin.deployed.RO.nsr_status"] = ns_status
932 if ns_status
== "ERROR":
933 raise ROclient
.ROClientException(ns_status_info
)
934 elif ns_status
== "BUILD":
935 stage
[2] = "VIM: ({})".format(ns_status_info
)
936 elif ns_status
== "ACTIVE":
937 stage
[2] = "Waiting for management IP address reported by the VIM. Updating VNFRs."
939 self
.ns_update_vnfr(db_vnfrs
, desc
)
941 except LcmExceptionNoMgmtIP
:
944 assert False, "ROclient.check_ns_status returns unknown {}".format(ns_status
)
945 if stage
[2] != detailed_status_old
:
946 detailed_status_old
= stage
[2]
947 db_nsr_update
["detailed-status"] = " ".join(stage
)
948 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
949 self
._write
_op
_status
(nslcmop_id
, stage
)
950 await asyncio
.sleep(5, loop
=self
.loop
)
951 else: # timeout_ns_deploy
952 raise ROclient
.ROClientException("Timeout waiting ns to be ready")
955 self
.ns_update_nsr(db_nsr_update
, db_nsr
, desc
)
957 db_nsr_update
["_admin.deployed.RO.operational-status"] = "running"
958 # db_nsr["_admin.deployed.RO.detailed-status"] = "Deployed at VIM"
959 stage
[2] = "Deployed at VIM"
960 db_nsr_update
["detailed-status"] = " ".join(stage
)
961 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
962 self
._write
_op
_status
(nslcmop_id
, stage
)
963 # await self._on_update_n2vc_db("nsrs", {"_id": nsr_id}, "_admin.deployed", db_nsr_update)
964 # self.logger.debug(logging_text + "Deployed at VIM")
965 except (ROclient
.ROClientException
, LcmException
, DbException
) as e
:
966 stage
[2] = "ERROR deployig at VIM"
967 self
.set_vnfr_at_error(db_vnfrs
, str(e
))
970 async def wait_vm_up_insert_key_ro(self
, logging_text
, nsr_id
, vnfr_id
, vdu_id
, vdu_index
, pub_key
=None, user
=None):
972 Wait for ip addres at RO, and optionally, insert public key in virtual machine
973 :param logging_text: prefix use for logging
978 :param pub_key: public ssh key to inject, None to skip
979 :param user: user to apply the public ssh key
983 # self.logger.debug(logging_text + "Starting wait_vm_up_insert_key_ro")
993 if ro_retries
>= 360: # 1 hour
994 raise LcmException("Not found _admin.deployed.RO.nsr_id for nsr_id: {}".format(nsr_id
))
996 await asyncio
.sleep(10, loop
=self
.loop
)
999 if not target_vdu_id
:
1000 db_vnfr
= self
.db
.get_one("vnfrs", {"_id": vnfr_id
})
1002 if not vdu_id
: # for the VNF case
1003 if db_vnfr
.get("status") == "ERROR":
1004 raise LcmException("Cannot inject ssh-key because target VNF is in error state")
1005 ip_address
= db_vnfr
.get("ip-address")
1008 vdur
= next((x
for x
in get_iterable(db_vnfr
, "vdur") if x
.get("ip-address") == ip_address
), None)
1010 vdur
= next((x
for x
in get_iterable(db_vnfr
, "vdur")
1011 if x
.get("vdu-id-ref") == vdu_id
and x
.get("count-index") == vdu_index
), None)
1013 if not vdur
and len(db_vnfr
.get("vdur", ())) == 1: # If only one, this should be the target vdu
1014 vdur
= db_vnfr
["vdur"][0]
1016 raise LcmException("Not found vnfr_id={}, vdu_id={}, vdu_index={}".format(vnfr_id
, vdu_id
,
1019 if vdur
.get("pdu-type") or vdur
.get("status") == "ACTIVE":
1020 ip_address
= vdur
.get("ip-address")
1023 target_vdu_id
= vdur
["vdu-id-ref"]
1024 elif vdur
.get("status") == "ERROR":
1025 raise LcmException("Cannot inject ssh-key because target VM is in error state")
1027 if not target_vdu_id
:
1030 # inject public key into machine
1031 if pub_key
and user
:
1032 # wait until NS is deployed at RO
1034 db_nsrs
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1035 ro_nsr_id
= deep_get(db_nsrs
, ("_admin", "deployed", "RO", "nsr_id"))
1039 # self.logger.debug(logging_text + "Inserting RO key")
1040 if vdur
.get("pdu-type"):
1041 self
.logger
.error(logging_text
+ "Cannot inject ssh-ky to a PDU")
1044 ro_vm_id
= "{}-{}".format(db_vnfr
["member-vnf-index-ref"], target_vdu_id
) # TODO add vdu_index
1045 result_dict
= await self
.RO
.create_action(
1047 item_id_name
=ro_nsr_id
,
1048 descriptor
={"add_public_key": pub_key
, "vms": [ro_vm_id
], "user": user
}
1050 # result_dict contains the format {VM-id: {vim_result: 200, description: text}}
1051 if not result_dict
or not isinstance(result_dict
, dict):
1052 raise LcmException("Unknown response from RO when injecting key")
1053 for result
in result_dict
.values():
1054 if result
.get("vim_result") == 200:
1057 raise ROclient
.ROClientException("error injecting key: {}".format(
1058 result
.get("description")))
1060 except ROclient
.ROClientException
as e
:
1062 self
.logger
.debug(logging_text
+ "error injecting key: {}. Retrying until {} seconds".
1066 raise LcmException("Reaching max tries injecting key. Error: {}".format(e
))
1072 async def _wait_dependent_n2vc(self
, nsr_id
, vca_deployed_list
, vca_index
):
1074 Wait until dependent VCA deployments have been finished. NS wait for VNFs and VDUs. VNFs for VDUs
1076 my_vca
= vca_deployed_list
[vca_index
]
1077 if my_vca
.get("vdu_id") or my_vca
.get("kdu_name"):
1078 # vdu or kdu: no dependencies
1082 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1083 vca_deployed_list
= db_nsr
["_admin"]["deployed"]["VCA"]
1084 configuration_status_list
= db_nsr
["configurationStatus"]
1085 for index
, vca_deployed
in enumerate(configuration_status_list
):
1086 if index
== vca_index
:
1089 if not my_vca
.get("member-vnf-index") or \
1090 (vca_deployed
.get("member-vnf-index") == my_vca
.get("member-vnf-index")):
1091 internal_status
= configuration_status_list
[index
].get("status")
1092 if internal_status
== 'READY':
1094 elif internal_status
== 'BROKEN':
1095 raise LcmException("Configuration aborted because dependent charm/s has failed")
1099 # no dependencies, return
1101 await asyncio
.sleep(10)
1104 raise LcmException("Configuration aborted because dependent charm/s timeout")
1106 async def instantiate_N2VC(self
, logging_text
, vca_index
, nsi_id
, db_nsr
, db_vnfr
, vdu_id
, kdu_name
, vdu_index
,
1107 config_descriptor
, deploy_params
, base_folder
, nslcmop_id
, stage
):
1108 nsr_id
= db_nsr
["_id"]
1109 db_update_entry
= "_admin.deployed.VCA.{}.".format(vca_index
)
1110 vca_deployed_list
= db_nsr
["_admin"]["deployed"]["VCA"]
1111 vca_deployed
= db_nsr
["_admin"]["deployed"]["VCA"][vca_index
]
1113 'collection': 'nsrs',
1114 'filter': {'_id': nsr_id
},
1115 'path': db_update_entry
1121 element_under_configuration
= nsr_id
1125 vnfr_id
= db_vnfr
["_id"]
1127 namespace
= "{nsi}.{ns}".format(
1128 nsi
=nsi_id
if nsi_id
else "",
1132 element_type
= 'VNF'
1133 element_under_configuration
= vnfr_id
1134 namespace
+= ".{}".format(vnfr_id
)
1136 namespace
+= ".{}-{}".format(vdu_id
, vdu_index
or 0)
1137 element_type
= 'VDU'
1138 element_under_configuration
= "{}-{}".format(vdu_id
, vdu_index
or 0)
1141 self
.fs
.sync() # Sync from FSMongo
1142 artifact_path
= "{}/{}/charms/{}".format(
1143 base_folder
["folder"],
1144 base_folder
["pkg-dir"],
1145 config_descriptor
["juju"]["charm"]
1148 is_proxy_charm
= deep_get(config_descriptor
, ('juju', 'charm')) is not None
1149 if deep_get(config_descriptor
, ('juju', 'proxy')) is False:
1150 is_proxy_charm
= False
1152 # n2vc_redesign STEP 3.1
1154 # find old ee_id if exists
1155 ee_id
= vca_deployed
.get("ee_id")
1157 # create or register execution environment in VCA
1160 self
._write
_configuration
_status
(
1162 vca_index
=vca_index
,
1164 element_under_configuration
=element_under_configuration
,
1165 element_type
=element_type
1168 step
= "create execution environment"
1169 self
.logger
.debug(logging_text
+ step
)
1170 ee_id
, credentials
= await self
.n2vc
.create_execution_environment(namespace
=namespace
,
1175 step
= "Waiting to VM being up and getting IP address"
1176 self
.logger
.debug(logging_text
+ step
)
1177 rw_mgmt_ip
= await self
.wait_vm_up_insert_key_ro(logging_text
, nsr_id
, vnfr_id
, vdu_id
, vdu_index
,
1178 user
=None, pub_key
=None)
1179 credentials
= {"hostname": rw_mgmt_ip
}
1181 username
= deep_get(config_descriptor
, ("config-access", "ssh-access", "default-user"))
1182 # TODO remove this when changes on IM regarding config-access:ssh-access:default-user were
1183 # merged. Meanwhile let's get username from initial-config-primitive
1184 if not username
and config_descriptor
.get("initial-config-primitive"):
1185 for config_primitive
in config_descriptor
["initial-config-primitive"]:
1186 for param
in config_primitive
.get("parameter", ()):
1187 if param
["name"] == "ssh-username":
1188 username
= param
["value"]
1191 raise LcmException("Cannot determine the username neither with 'initial-config-promitive' nor with "
1192 "'config-access.ssh-access.default-user'")
1193 credentials
["username"] = username
1194 # n2vc_redesign STEP 3.2
1196 self
._write
_configuration
_status
(
1198 vca_index
=vca_index
,
1199 status
='REGISTERING',
1200 element_under_configuration
=element_under_configuration
,
1201 element_type
=element_type
1204 step
= "register execution environment {}".format(credentials
)
1205 self
.logger
.debug(logging_text
+ step
)
1206 ee_id
= await self
.n2vc
.register_execution_environment(credentials
=credentials
, namespace
=namespace
,
1209 # for compatibility with MON/POL modules, the need model and application name at database
1210 # TODO ask to N2VC instead of assuming the format "model_name.application_name"
1211 ee_id_parts
= ee_id
.split('.')
1212 model_name
= ee_id_parts
[0]
1213 application_name
= ee_id_parts
[1]
1214 self
.update_db_2("nsrs", nsr_id
, {db_update_entry
+ "model": model_name
,
1215 db_update_entry
+ "application": application_name
,
1216 db_update_entry
+ "ee_id": ee_id
})
1218 # n2vc_redesign STEP 3.3
1220 step
= "Install configuration Software"
1222 self
._write
_configuration
_status
(
1224 vca_index
=vca_index
,
1225 status
='INSTALLING SW',
1226 element_under_configuration
=element_under_configuration
,
1227 element_type
=element_type
1230 # TODO check if already done
1231 self
.logger
.debug(logging_text
+ step
)
1232 await self
.n2vc
.install_configuration_sw(ee_id
=ee_id
, artifact_path
=artifact_path
, db_dict
=db_dict
)
1234 # write in db flag of configuration_sw already installed
1235 self
.update_db_2("nsrs", nsr_id
, {db_update_entry
+ "config_sw_installed": True})
1237 # add relations for this VCA (wait for other peers related with this VCA)
1238 await self
._add
_vca
_relations
(logging_text
=logging_text
, nsr_id
=nsr_id
, vca_index
=vca_index
)
1240 # if SSH access is required, then get execution environment SSH public
1241 if is_proxy_charm
: # if native charm we have waited already to VM be UP
1244 if deep_get(config_descriptor
, ("config-access", "ssh-access", "required")):
1245 # Needed to inject a ssh key
1246 user
= deep_get(config_descriptor
, ("config-access", "ssh-access", "default-user"))
1247 step
= "Install configuration Software, getting public ssh key"
1248 pub_key
= await self
.n2vc
.get_ee_ssh_public__key(ee_id
=ee_id
, db_dict
=db_dict
)
1250 step
= "Insert public key into VM user={} ssh_key={}".format(user
, pub_key
)
1252 step
= "Waiting to VM being up and getting IP address"
1253 self
.logger
.debug(logging_text
+ step
)
1255 # n2vc_redesign STEP 5.1
1256 # wait for RO (ip-address) Insert pub_key into VM
1258 rw_mgmt_ip
= await self
.wait_vm_up_insert_key_ro(logging_text
, nsr_id
, vnfr_id
, vdu_id
, vdu_index
,
1259 user
=user
, pub_key
=pub_key
)
1261 rw_mgmt_ip
= None # This is for a NS configuration
1263 self
.logger
.debug(logging_text
+ ' VM_ip_address={}'.format(rw_mgmt_ip
))
1265 # store rw_mgmt_ip in deploy params for later replacement
1266 deploy_params
["rw_mgmt_ip"] = rw_mgmt_ip
1268 # n2vc_redesign STEP 6 Execute initial config primitive
1269 step
= 'execute initial config primitive'
1270 initial_config_primitive_list
= config_descriptor
.get('initial-config-primitive')
1272 # sort initial config primitives by 'seq'
1273 if initial_config_primitive_list
:
1275 initial_config_primitive_list
.sort(key
=lambda val
: int(val
['seq']))
1276 except Exception as e
:
1277 self
.logger
.error(logging_text
+ step
+ ": " + str(e
))
1279 self
.logger
.debug(logging_text
+ step
+ ": No initial-config-primitive")
1281 # add config if not present for NS charm
1282 initial_config_primitive_list
= self
._get
_initial
_config
_primitive
_list
(initial_config_primitive_list
,
1285 # wait for dependent primitives execution (NS -> VNF -> VDU)
1286 if initial_config_primitive_list
:
1287 await self
._wait
_dependent
_n
2vc
(nsr_id
, vca_deployed_list
, vca_index
)
1289 # stage, in function of element type: vdu, kdu, vnf or ns
1290 my_vca
= vca_deployed_list
[vca_index
]
1291 if my_vca
.get("vdu_id") or my_vca
.get("kdu_name"):
1293 stage
[0] = 'Stage 3/5: running Day-1 primitives for VDU.'
1294 elif my_vca
.get("member-vnf-index"):
1296 stage
[0] = 'Stage 4/5: running Day-1 primitives for VNF.'
1299 stage
[0] = 'Stage 5/5: running Day-1 primitives for NS.'
1301 self
._write
_configuration
_status
(
1303 vca_index
=vca_index
,
1304 status
='EXECUTING PRIMITIVE'
1307 self
._write
_op
_status
(
1312 check_if_terminated_needed
= True
1313 for initial_config_primitive
in initial_config_primitive_list
:
1314 # adding information on the vca_deployed if it is a NS execution environment
1315 if not vca_deployed
["member-vnf-index"]:
1316 deploy_params
["ns_config_info"] = json
.dumps(self
._get
_ns
_config
_info
(nsr_id
))
1317 # TODO check if already done
1318 primitive_params_
= self
._map
_primitive
_params
(initial_config_primitive
, {}, deploy_params
)
1320 step
= "execute primitive '{}' params '{}'".format(initial_config_primitive
["name"], primitive_params_
)
1321 self
.logger
.debug(logging_text
+ step
)
1322 await self
.n2vc
.exec_primitive(
1324 primitive_name
=initial_config_primitive
["name"],
1325 params_dict
=primitive_params_
,
1328 # Once some primitive has been exec, check and write at db if it needs to exec terminated primitives
1329 if check_if_terminated_needed
:
1330 if config_descriptor
.get('terminate-config-primitive'):
1331 self
.update_db_2("nsrs", nsr_id
, {db_update_entry
+ "needed_terminate": True})
1332 check_if_terminated_needed
= False
1334 # TODO register in database that primitive is done
1336 step
= "instantiated at VCA"
1337 self
.logger
.debug(logging_text
+ step
)
1339 self
._write
_configuration
_status
(
1341 vca_index
=vca_index
,
1345 except Exception as e
: # TODO not use Exception but N2VC exception
1346 # self.update_db_2("nsrs", nsr_id, {db_update_entry + "instantiation": "FAILED"})
1347 if not isinstance(e
, (DbException
, N2VCException
, LcmException
, asyncio
.CancelledError
)):
1348 self
.logger
.error("Exception while {} : {}".format(step
, e
), exc_info
=True)
1349 self
._write
_configuration
_status
(
1351 vca_index
=vca_index
,
1354 raise LcmException("{} {}".format(step
, e
)) from e
1356 def _write_ns_status(self
, nsr_id
: str, ns_state
: str, current_operation
: str, current_operation_id
: str,
1357 error_description
: str = None, error_detail
: str = None, other_update
: dict = None):
1359 Update db_nsr fields.
1362 :param current_operation:
1363 :param current_operation_id:
1364 :param error_description:
1365 :param error_detail:
1366 :param other_update: Other required changes at database if provided, will be cleared
1370 db_dict
= other_update
or {}
1371 db_dict
["_admin.nslcmop"] = current_operation_id
# for backward compatibility
1372 db_dict
["_admin.current-operation"] = current_operation_id
1373 db_dict
["_admin.operation-type"] = current_operation
if current_operation
!= "IDLE" else None
1374 db_dict
["currentOperation"] = current_operation
1375 db_dict
["currentOperationID"] = current_operation_id
1376 db_dict
["errorDescription"] = error_description
1377 db_dict
["errorDetail"] = error_detail
1380 db_dict
["nsState"] = ns_state
1381 self
.update_db_2("nsrs", nsr_id
, db_dict
)
1382 except DbException
as e
:
1383 self
.logger
.warn('Error writing NS status, ns={}: {}'.format(nsr_id
, e
))
1385 def _write_op_status(self
, op_id
: str, stage
: list = None, error_message
: str = None, queuePosition
: int = 0,
1386 operation_state
: str = None, other_update
: dict = None):
1388 db_dict
= other_update
or {}
1389 db_dict
['queuePosition'] = queuePosition
1390 if isinstance(stage
, list):
1391 db_dict
['stage'] = stage
[0]
1392 db_dict
['detailed-status'] = " ".join(stage
)
1393 elif stage
is not None:
1394 db_dict
['stage'] = str(stage
)
1396 if error_message
is not None:
1397 db_dict
['errorMessage'] = error_message
1398 if operation_state
is not None:
1399 db_dict
['operationState'] = operation_state
1400 db_dict
["statusEnteredTime"] = time()
1401 self
.update_db_2("nslcmops", op_id
, db_dict
)
1402 except DbException
as e
:
1403 self
.logger
.warn('Error writing OPERATION status for op_id: {} -> {}'.format(op_id
, e
))
1405 def _write_all_config_status(self
, nsr_id
: str, status
: str):
1408 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1409 # configurationStatus
1410 config_status
= db_nsr
.get('configurationStatus')
1414 db_dict
['configurationStatus'] = list()
1415 for c
in config_status
:
1416 c
['status'] = status
1417 db_dict
['configurationStatus'].append(c
)
1418 self
.update_db_2("nsrs", nsr_id
, db_dict
)
1420 except DbException
as e
:
1421 self
.logger
.warn('Error writing all configuration status, ns={}: {}'.format(nsr_id
, e
))
1423 def _write_configuration_status(self
, nsr_id
: str, vca_index
: int, status
: str = None,
1424 element_under_configuration
: str = None, element_type
: str = None):
1426 # self.logger.debug('_write_configuration_status(): vca_index={}, status={}'
1427 # .format(vca_index, status))
1430 db_path
= 'configurationStatus.{}.'.format(vca_index
)
1433 db_dict
[db_path
+ 'status'] = status
1434 if element_under_configuration
:
1435 db_dict
[db_path
+ 'elementUnderConfiguration'] = element_under_configuration
1437 db_dict
[db_path
+ 'elementType'] = element_type
1438 self
.update_db_2("nsrs", nsr_id
, db_dict
)
1439 except DbException
as e
:
1440 self
.logger
.warn('Error writing configuration status={}, ns={}, vca_index={}: {}'
1441 .format(status
, nsr_id
, vca_index
, e
))
1443 async def do_placement(self
, logging_text
, db_nslcmop
, db_vnfrs
):
1444 placement_engine
= deep_get(db_nslcmop
, ('operationParams', 'placement-engine'))
1445 if placement_engine
== "PLA":
1446 self
.logger
.debug(logging_text
+ "Invoke placement optimization for nslcmopId={}".format(db_nslcmop
['id']))
1447 await self
.msg
.aiowrite("pla", "get_placement", {'nslcmopId': db_nslcmop
['_id']}, loop
=self
.loop
)
1448 db_poll_interval
= 5
1449 wait
= db_poll_interval
* 4
1451 while not pla_result
and wait
>= 0:
1452 await asyncio
.sleep(db_poll_interval
)
1453 wait
-= db_poll_interval
1454 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": db_nslcmop
["_id"]})
1455 pla_result
= deep_get(db_nslcmop
, ('_admin', 'pla'))
1458 raise LcmException("Placement timeout for nslcmopId={}".format(db_nslcmop
['id']))
1460 for pla_vnf
in pla_result
['vnf']:
1461 vnfr
= db_vnfrs
.get(pla_vnf
['member-vnf-index'])
1462 if not pla_vnf
.get('vimAccountId') or not vnfr
:
1464 self
.db
.set_one("vnfrs", {"_id": vnfr
["_id"]}, {"vim-account-id": pla_vnf
['vimAccountId']})
1467 def update_nsrs_with_pla_result(self
, params
):
1469 nslcmop_id
= deep_get(params
, ('placement', 'nslcmopId'))
1470 self
.update_db_2("nslcmops", nslcmop_id
, {"_admin.pla": params
.get('placement')})
1471 except Exception as e
:
1472 self
.logger
.warn('Update failed for nslcmop_id={}:{}'.format(nslcmop_id
, e
))
1474 async def instantiate(self
, nsr_id
, nslcmop_id
):
1477 :param nsr_id: ns instance to deploy
1478 :param nslcmop_id: operation to run
1482 # Try to lock HA task here
1483 task_is_locked_by_me
= self
.lcm_tasks
.lock_HA('ns', 'nslcmops', nslcmop_id
)
1484 if not task_is_locked_by_me
:
1485 self
.logger
.debug('instantiate() task is not locked by me, ns={}'.format(nsr_id
))
1488 logging_text
= "Task ns={} instantiate={} ".format(nsr_id
, nslcmop_id
)
1489 self
.logger
.debug(logging_text
+ "Enter")
1491 # get all needed from database
1493 # database nsrs record
1496 # database nslcmops record
1499 # update operation on nsrs
1501 # update operation on nslcmops
1502 db_nslcmop_update
= {}
1504 nslcmop_operation_state
= None
1505 db_vnfrs
= {} # vnf's info indexed by member-index
1507 tasks_dict_info
= {} # from task to info text
1510 stage
= ['Stage 1/5: preparation of the environment.', "Waiting for previous operations to terminate.", ""]
1511 # ^ stage, step, VIM progress
1513 # wait for any previous tasks in process
1514 await self
.lcm_tasks
.waitfor_related_HA('ns', 'nslcmops', nslcmop_id
)
1516 # STEP 0: Reading database (nslcmops, nsrs, nsds, vnfrs, vnfds)
1517 stage
[1] = "Reading from database,"
1518 # nsState="BUILDING", currentOperation="INSTANTIATING", currentOperationID=nslcmop_id
1519 db_nsr_update
["detailed-status"] = "creating"
1520 db_nsr_update
["operational-status"] = "init"
1521 self
._write
_ns
_status
(
1523 ns_state
="BUILDING",
1524 current_operation
="INSTANTIATING",
1525 current_operation_id
=nslcmop_id
,
1526 other_update
=db_nsr_update
1528 self
._write
_op
_status
(
1534 # read from db: operation
1535 stage
[1] = "Getting nslcmop={} from db".format(nslcmop_id
)
1536 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
1537 ns_params
= db_nslcmop
.get("operationParams")
1538 if ns_params
and ns_params
.get("timeout_ns_deploy"):
1539 timeout_ns_deploy
= ns_params
["timeout_ns_deploy"]
1541 timeout_ns_deploy
= self
.timeout
.get("ns_deploy", self
.timeout_ns_deploy
)
1544 stage
[1] = "Getting nsr={} from db".format(nsr_id
)
1545 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1546 # nsd is replicated into ns (no db read)
1548 # nsr_name = db_nsr["name"] # TODO short-name??
1550 # read from db: vnf's of this ns
1551 stage
[1] = "Getting vnfrs from db"
1552 self
.logger
.debug(logging_text
+ stage
[1])
1553 db_vnfrs_list
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
1555 # read from db: vnfd's for every vnf
1556 db_vnfds_ref
= {} # every vnfd data indexed by vnf name
1557 db_vnfds
= {} # every vnfd data indexed by vnf id
1558 db_vnfds_index
= {} # every vnfd data indexed by vnf member-index
1560 # for each vnf in ns, read vnfd
1561 for vnfr
in db_vnfrs_list
:
1562 db_vnfrs
[vnfr
["member-vnf-index-ref"]] = vnfr
# vnf's dict indexed by member-index: '1', '2', etc
1563 vnfd_id
= vnfr
["vnfd-id"] # vnfd uuid for this vnf
1564 vnfd_ref
= vnfr
["vnfd-ref"] # vnfd name for this vnf
1565 # if we haven't this vnfd, read it from db
1566 if vnfd_id
not in db_vnfds
:
1568 stage
[1] = "Getting vnfd={} id='{}' from db".format(vnfd_id
, vnfd_ref
)
1569 self
.logger
.debug(logging_text
+ stage
[1])
1570 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd_id
})
1573 db_vnfds_ref
[vnfd_ref
] = vnfd
# vnfd's indexed by name
1574 db_vnfds
[vnfd_id
] = vnfd
# vnfd's indexed by id
1575 db_vnfds_index
[vnfr
["member-vnf-index-ref"]] = db_vnfds
[vnfd_id
] # vnfd's indexed by member-index
1577 # Get or generates the _admin.deployed.VCA list
1578 vca_deployed_list
= None
1579 if db_nsr
["_admin"].get("deployed"):
1580 vca_deployed_list
= db_nsr
["_admin"]["deployed"].get("VCA")
1581 if vca_deployed_list
is None:
1582 vca_deployed_list
= []
1583 configuration_status_list
= []
1584 db_nsr_update
["_admin.deployed.VCA"] = vca_deployed_list
1585 db_nsr_update
["configurationStatus"] = configuration_status_list
1586 # add _admin.deployed.VCA to db_nsr dictionary, value=vca_deployed_list
1587 populate_dict(db_nsr
, ("_admin", "deployed", "VCA"), vca_deployed_list
)
1588 elif isinstance(vca_deployed_list
, dict):
1589 # maintain backward compatibility. Change a dict to list at database
1590 vca_deployed_list
= list(vca_deployed_list
.values())
1591 db_nsr_update
["_admin.deployed.VCA"] = vca_deployed_list
1592 populate_dict(db_nsr
, ("_admin", "deployed", "VCA"), vca_deployed_list
)
1594 if not isinstance(deep_get(db_nsr
, ("_admin", "deployed", "RO", "vnfd")), list):
1595 populate_dict(db_nsr
, ("_admin", "deployed", "RO", "vnfd"), [])
1596 db_nsr_update
["_admin.deployed.RO.vnfd"] = []
1598 # set state to INSTANTIATED. When instantiated NBI will not delete directly
1599 db_nsr_update
["_admin.nsState"] = "INSTANTIATED"
1600 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1602 # n2vc_redesign STEP 2 Deploy Network Scenario
1603 stage
[0] = 'Stage 2/5: deployment of KDUs, VMs and execution environments.'
1604 self
._write
_op
_status
(
1609 stage
[1] = "Deploying KDUs,"
1610 # self.logger.debug(logging_text + "Before deploy_kdus")
1611 # Call to deploy_kdus in case exists the "vdu:kdu" param
1612 await self
.deploy_kdus(
1613 logging_text
=logging_text
,
1615 nslcmop_id
=nslcmop_id
,
1618 task_instantiation_info
=tasks_dict_info
,
1621 stage
[1] = "Getting VCA public key."
1622 # n2vc_redesign STEP 1 Get VCA public ssh-key
1623 # feature 1429. Add n2vc public key to needed VMs
1624 n2vc_key
= self
.n2vc
.get_public_key()
1625 n2vc_key_list
= [n2vc_key
]
1626 if self
.vca_config
.get("public_key"):
1627 n2vc_key_list
.append(self
.vca_config
["public_key"])
1629 stage
[1] = "Deploying NS at VIM."
1630 task_ro
= asyncio
.ensure_future(
1631 self
.instantiate_RO(
1632 logging_text
=logging_text
,
1636 db_nslcmop
=db_nslcmop
,
1638 db_vnfds_ref
=db_vnfds_ref
,
1639 n2vc_key_list
=n2vc_key_list
,
1643 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
, "instantiate_RO", task_ro
)
1644 tasks_dict_info
[task_ro
] = "Deploying at VIM"
1646 # n2vc_redesign STEP 3 to 6 Deploy N2VC
1647 stage
[1] = "Deploying Execution Environments."
1648 self
.logger
.debug(logging_text
+ stage
[1])
1650 nsi_id
= None # TODO put nsi_id when this nsr belongs to a NSI
1651 # get_iterable() returns a value from a dict or empty tuple if key does not exist
1652 for c_vnf
in get_iterable(nsd
, "constituent-vnfd"):
1653 vnfd_id
= c_vnf
["vnfd-id-ref"]
1654 vnfd
= db_vnfds_ref
[vnfd_id
]
1655 member_vnf_index
= str(c_vnf
["member-vnf-index"])
1656 db_vnfr
= db_vnfrs
[member_vnf_index
]
1657 base_folder
= vnfd
["_admin"]["storage"]
1663 # Get additional parameters
1665 if db_vnfr
.get("additionalParamsForVnf"):
1666 deploy_params
= self
._format
_additional
_params
(db_vnfr
["additionalParamsForVnf"].copy())
1668 descriptor_config
= vnfd
.get("vnf-configuration")
1669 if descriptor_config
and descriptor_config
.get("juju"):
1671 logging_text
=logging_text
+ "member_vnf_index={} ".format(member_vnf_index
),
1674 nslcmop_id
=nslcmop_id
,
1680 member_vnf_index
=member_vnf_index
,
1681 vdu_index
=vdu_index
,
1683 deploy_params
=deploy_params
,
1684 descriptor_config
=descriptor_config
,
1685 base_folder
=base_folder
,
1686 task_instantiation_info
=tasks_dict_info
,
1690 # Deploy charms for each VDU that supports one.
1691 for vdud
in get_iterable(vnfd
, 'vdu'):
1693 descriptor_config
= vdud
.get('vdu-configuration')
1694 vdur
= next((x
for x
in db_vnfr
["vdur"] if x
["vdu-id-ref"] == vdu_id
), None)
1695 if vdur
.get("additionalParams"):
1696 deploy_params_vdu
= self
._format
_additional
_params
(vdur
["additionalParams"])
1698 deploy_params_vdu
= deploy_params
1699 if descriptor_config
and descriptor_config
.get("juju"):
1700 # look for vdu index in the db_vnfr["vdu"] section
1701 # for vdur_index, vdur in enumerate(db_vnfr["vdur"]):
1702 # if vdur["vdu-id-ref"] == vdu_id:
1705 # raise LcmException("Mismatch vdu_id={} not found in the vnfr['vdur'] list for "
1706 # "member_vnf_index={}".format(vdu_id, member_vnf_index))
1707 # vdu_name = vdur.get("name")
1710 for vdu_index
in range(int(vdud
.get("count", 1))):
1711 # TODO vnfr_params["rw_mgmt_ip"] = vdur["ip-address"]
1713 logging_text
=logging_text
+ "member_vnf_index={}, vdu_id={}, vdu_index={} ".format(
1714 member_vnf_index
, vdu_id
, vdu_index
),
1717 nslcmop_id
=nslcmop_id
,
1723 member_vnf_index
=member_vnf_index
,
1724 vdu_index
=vdu_index
,
1726 deploy_params
=deploy_params_vdu
,
1727 descriptor_config
=descriptor_config
,
1728 base_folder
=base_folder
,
1729 task_instantiation_info
=tasks_dict_info
1731 for kdud
in get_iterable(vnfd
, 'kdu'):
1732 kdu_name
= kdud
["name"]
1733 descriptor_config
= kdud
.get('kdu-configuration')
1734 if descriptor_config
and descriptor_config
.get("juju"):
1738 # look for vdu index in the db_vnfr["vdu"] section
1739 # for vdur_index, vdur in enumerate(db_vnfr["vdur"]):
1740 # if vdur["vdu-id-ref"] == vdu_id:
1743 # raise LcmException("Mismatch vdu_id={} not found in the vnfr['vdur'] list for "
1744 # "member_vnf_index={}".format(vdu_id, member_vnf_index))
1745 # vdu_name = vdur.get("name")
1749 logging_text
=logging_text
,
1752 nslcmop_id
=nslcmop_id
,
1758 member_vnf_index
=member_vnf_index
,
1759 vdu_index
=vdu_index
,
1761 deploy_params
=deploy_params
,
1762 descriptor_config
=descriptor_config
,
1763 base_folder
=base_folder
,
1764 task_instantiation_info
=tasks_dict_info
1767 # Check if this NS has a charm configuration
1768 descriptor_config
= nsd
.get("ns-configuration")
1769 if descriptor_config
and descriptor_config
.get("juju"):
1772 member_vnf_index
= None
1778 # Get additional parameters
1780 if db_nsr
.get("additionalParamsForNs"):
1781 deploy_params
= self
._format
_additional
_params
(db_nsr
["additionalParamsForNs"].copy())
1782 base_folder
= nsd
["_admin"]["storage"]
1784 logging_text
=logging_text
,
1787 nslcmop_id
=nslcmop_id
,
1793 member_vnf_index
=member_vnf_index
,
1794 vdu_index
=vdu_index
,
1796 deploy_params
=deploy_params
,
1797 descriptor_config
=descriptor_config
,
1798 base_folder
=base_folder
,
1799 task_instantiation_info
=tasks_dict_info
1802 # rest of staff will be done at finally
1804 except (ROclient
.ROClientException
, DbException
, LcmException
, N2VCException
) as e
:
1805 self
.logger
.error(logging_text
+ "Exit Exception while '{}': {}".format(stage
[1], e
))
1807 except asyncio
.CancelledError
:
1808 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(stage
[1]))
1809 exc
= "Operation was cancelled"
1810 except Exception as e
:
1811 exc
= traceback
.format_exc()
1812 self
.logger
.critical(logging_text
+ "Exit Exception while '{}': {}".format(stage
[1], e
), exc_info
=True)
1815 error_list
.append(str(exc
))
1817 # wait for pending tasks
1819 stage
[1] = "Waiting for instantiate pending tasks."
1820 self
.logger
.debug(logging_text
+ stage
[1])
1821 error_list
+= await self
._wait
_for
_tasks
(logging_text
, tasks_dict_info
, timeout_ns_deploy
,
1822 stage
, nslcmop_id
, nsr_id
=nsr_id
)
1823 stage
[1] = stage
[2] = ""
1824 except asyncio
.CancelledError
:
1825 error_list
.append("Cancelled")
1826 # TODO cancel all tasks
1827 except Exception as exc
:
1828 error_list
.append(str(exc
))
1830 # update operation-status
1831 db_nsr_update
["operational-status"] = "running"
1832 # let's begin with VCA 'configured' status (later we can change it)
1833 db_nsr_update
["config-status"] = "configured"
1834 for task
, task_name
in tasks_dict_info
.items():
1835 if not task
.done() or task
.cancelled() or task
.exception():
1836 if task_name
.startswith(self
.task_name_deploy_vca
):
1837 # A N2VC task is pending
1838 db_nsr_update
["config-status"] = "failed"
1840 # RO or KDU task is pending
1841 db_nsr_update
["operational-status"] = "failed"
1843 # update status at database
1845 error_detail
= ". ".join(error_list
)
1846 self
.logger
.error(logging_text
+ error_detail
)
1847 error_description_nslcmop
= 'Stage: {}. Detail: {}'.format(stage
[0], error_detail
)
1848 error_description_nsr
= 'Operation: INSTANTIATING.{}, Stage {}'.format(nslcmop_id
, stage
[0])
1850 db_nsr_update
["detailed-status"] = error_description_nsr
+ " Detail: " + error_detail
1851 db_nslcmop_update
["detailed-status"] = error_detail
1852 nslcmop_operation_state
= "FAILED"
1856 error_description_nsr
= error_description_nslcmop
= None
1858 db_nsr_update
["detailed-status"] = "Done"
1859 db_nslcmop_update
["detailed-status"] = "Done"
1860 nslcmop_operation_state
= "COMPLETED"
1863 self
._write
_ns
_status
(
1866 current_operation
="IDLE",
1867 current_operation_id
=None,
1868 error_description
=error_description_nsr
,
1869 error_detail
=error_detail
,
1870 other_update
=db_nsr_update
1873 self
._write
_op
_status
(
1876 error_message
=error_description_nslcmop
,
1877 operation_state
=nslcmop_operation_state
,
1878 other_update
=db_nslcmop_update
,
1881 if nslcmop_operation_state
:
1883 await self
.msg
.aiowrite("ns", "instantiated", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
1884 "operationState": nslcmop_operation_state
},
1886 except Exception as e
:
1887 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
1889 self
.logger
.debug(logging_text
+ "Exit")
1890 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_instantiate")
1892 async def _add_vca_relations(self
, logging_text
, nsr_id
, vca_index
: int, timeout
: int = 3600) -> bool:
1895 # 1. find all relations for this VCA
1896 # 2. wait for other peers related
1901 # STEP 1: find all relations for this VCA
1904 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1907 my_vca
= deep_get(db_nsr
, ('_admin', 'deployed', 'VCA'))[vca_index
]
1909 # read all ns-configuration relations
1910 ns_relations
= list()
1911 db_ns_relations
= deep_get(db_nsr
, ('nsd', 'ns-configuration', 'relation'))
1913 for r
in db_ns_relations
:
1914 # check if this VCA is in the relation
1915 if my_vca
.get('member-vnf-index') in\
1916 (r
.get('entities')[0].get('id'), r
.get('entities')[1].get('id')):
1917 ns_relations
.append(r
)
1919 # read all vnf-configuration relations
1920 vnf_relations
= list()
1921 db_vnfd_list
= db_nsr
.get('vnfd-id')
1923 for vnfd
in db_vnfd_list
:
1924 db_vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd
})
1925 db_vnf_relations
= deep_get(db_vnfd
, ('vnf-configuration', 'relation'))
1926 if db_vnf_relations
:
1927 for r
in db_vnf_relations
:
1928 # check if this VCA is in the relation
1929 if my_vca
.get('vdu_id') in (r
.get('entities')[0].get('id'), r
.get('entities')[1].get('id')):
1930 vnf_relations
.append(r
)
1932 # if no relations, terminate
1933 if not ns_relations
and not vnf_relations
:
1934 self
.logger
.debug(logging_text
+ ' No relations')
1937 self
.logger
.debug(logging_text
+ ' adding relations\n {}\n {}'.format(ns_relations
, vnf_relations
))
1944 if now
- start
>= timeout
:
1945 self
.logger
.error(logging_text
+ ' : timeout adding relations')
1948 # reload nsr from database (we need to update record: _admin.deloyed.VCA)
1949 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1951 # for each defined NS relation, find the VCA's related
1952 for r
in ns_relations
:
1953 from_vca_ee_id
= None
1955 from_vca_endpoint
= None
1956 to_vca_endpoint
= None
1957 vca_list
= deep_get(db_nsr
, ('_admin', 'deployed', 'VCA'))
1958 for vca
in vca_list
:
1959 if vca
.get('member-vnf-index') == r
.get('entities')[0].get('id') \
1960 and vca
.get('config_sw_installed'):
1961 from_vca_ee_id
= vca
.get('ee_id')
1962 from_vca_endpoint
= r
.get('entities')[0].get('endpoint')
1963 if vca
.get('member-vnf-index') == r
.get('entities')[1].get('id') \
1964 and vca
.get('config_sw_installed'):
1965 to_vca_ee_id
= vca
.get('ee_id')
1966 to_vca_endpoint
= r
.get('entities')[1].get('endpoint')
1967 if from_vca_ee_id
and to_vca_ee_id
:
1969 await self
.n2vc
.add_relation(
1970 ee_id_1
=from_vca_ee_id
,
1971 ee_id_2
=to_vca_ee_id
,
1972 endpoint_1
=from_vca_endpoint
,
1973 endpoint_2
=to_vca_endpoint
)
1974 # remove entry from relations list
1975 ns_relations
.remove(r
)
1977 # check failed peers
1979 vca_status_list
= db_nsr
.get('configurationStatus')
1981 for i
in range(len(vca_list
)):
1983 vca_status
= vca_status_list
[i
]
1984 if vca
.get('member-vnf-index') == r
.get('entities')[0].get('id'):
1985 if vca_status
.get('status') == 'BROKEN':
1986 # peer broken: remove relation from list
1987 ns_relations
.remove(r
)
1988 if vca
.get('member-vnf-index') == r
.get('entities')[1].get('id'):
1989 if vca_status
.get('status') == 'BROKEN':
1990 # peer broken: remove relation from list
1991 ns_relations
.remove(r
)
1996 # for each defined VNF relation, find the VCA's related
1997 for r
in vnf_relations
:
1998 from_vca_ee_id
= None
2000 from_vca_endpoint
= None
2001 to_vca_endpoint
= None
2002 vca_list
= deep_get(db_nsr
, ('_admin', 'deployed', 'VCA'))
2003 for vca
in vca_list
:
2004 if vca
.get('vdu_id') == r
.get('entities')[0].get('id') and vca
.get('config_sw_installed'):
2005 from_vca_ee_id
= vca
.get('ee_id')
2006 from_vca_endpoint
= r
.get('entities')[0].get('endpoint')
2007 if vca
.get('vdu_id') == r
.get('entities')[1].get('id') and vca
.get('config_sw_installed'):
2008 to_vca_ee_id
= vca
.get('ee_id')
2009 to_vca_endpoint
= r
.get('entities')[1].get('endpoint')
2010 if from_vca_ee_id
and to_vca_ee_id
:
2012 await self
.n2vc
.add_relation(
2013 ee_id_1
=from_vca_ee_id
,
2014 ee_id_2
=to_vca_ee_id
,
2015 endpoint_1
=from_vca_endpoint
,
2016 endpoint_2
=to_vca_endpoint
)
2017 # remove entry from relations list
2018 vnf_relations
.remove(r
)
2020 # check failed peers
2022 vca_status_list
= db_nsr
.get('configurationStatus')
2024 for i
in range(len(vca_list
)):
2026 vca_status
= vca_status_list
[i
]
2027 if vca
.get('vdu_id') == r
.get('entities')[0].get('id'):
2028 if vca_status
.get('status') == 'BROKEN':
2029 # peer broken: remove relation from list
2030 ns_relations
.remove(r
)
2031 if vca
.get('vdu_id') == r
.get('entities')[1].get('id'):
2032 if vca_status
.get('status') == 'BROKEN':
2033 # peer broken: remove relation from list
2034 ns_relations
.remove(r
)
2040 await asyncio
.sleep(5.0)
2042 if not ns_relations
and not vnf_relations
:
2043 self
.logger
.debug('Relations added')
2048 except Exception as e
:
2049 self
.logger
.warn(logging_text
+ ' ERROR adding relations: {}'.format(e
))
2052 async def deploy_kdus(self
, logging_text
, nsr_id
, nslcmop_id
, db_vnfrs
, db_vnfds
, task_instantiation_info
):
2053 # Launch kdus if present in the descriptor
2055 k8scluster_id_2_uuic
= {"helm-chart": {}, "juju-bundle": {}}
2057 def _get_cluster_id(cluster_id
, cluster_type
):
2058 nonlocal k8scluster_id_2_uuic
2059 if cluster_id
in k8scluster_id_2_uuic
[cluster_type
]:
2060 return k8scluster_id_2_uuic
[cluster_type
][cluster_id
]
2062 db_k8scluster
= self
.db
.get_one("k8sclusters", {"_id": cluster_id
}, fail_on_empty
=False)
2063 if not db_k8scluster
:
2064 raise LcmException("K8s cluster {} cannot be found".format(cluster_id
))
2065 k8s_id
= deep_get(db_k8scluster
, ("_admin", cluster_type
, "id"))
2067 raise LcmException("K8s cluster '{}' has not been initilized for '{}'".format(cluster_id
, cluster_type
))
2068 k8scluster_id_2_uuic
[cluster_type
][cluster_id
] = k8s_id
2071 logging_text
+= "Deploy kdus: "
2074 db_nsr_update
= {"_admin.deployed.K8s": []}
2075 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2078 updated_cluster_list
= []
2080 for vnfr_data
in db_vnfrs
.values():
2081 for kdur
in get_iterable(vnfr_data
, "kdur"):
2082 desc_params
= self
._format
_additional
_params
(kdur
.get("additionalParams"))
2083 vnfd_id
= vnfr_data
.get('vnfd-id')
2084 pkgdir
= deep_get(db_vnfds
.get(vnfd_id
), ('_admin', 'storage', 'pkg-dir'))
2085 if kdur
.get("helm-chart"):
2086 kdumodel
= kdur
["helm-chart"]
2087 k8sclustertype
= "helm-chart"
2088 elif kdur
.get("juju-bundle"):
2089 kdumodel
= kdur
["juju-bundle"]
2090 k8sclustertype
= "juju-bundle"
2092 raise LcmException("kdu type for kdu='{}.{}' is neither helm-chart nor "
2093 "juju-bundle. Maybe an old NBI version is running".
2094 format(vnfr_data
["member-vnf-index-ref"], kdur
["kdu-name"]))
2095 # check if kdumodel is a file and exists
2097 # path format: /vnfdid/pkkdir/kdumodel
2098 filename
= '{}/{}/{}s/{}'.format(vnfd_id
, pkgdir
, k8sclustertype
, kdumodel
)
2099 if self
.fs
.file_exists(filename
, mode
='file') or self
.fs
.file_exists(filename
, mode
='dir'):
2100 kdumodel
= self
.fs
.path
+ filename
2101 except asyncio
.CancelledError
:
2103 except Exception: # it is not a file
2106 k8s_cluster_id
= kdur
["k8s-cluster"]["id"]
2107 step
= "Synchronize repos for k8s cluster '{}'".format(k8s_cluster_id
)
2108 cluster_uuid
= _get_cluster_id(k8s_cluster_id
, k8sclustertype
)
2110 if k8sclustertype
== "helm-chart" and cluster_uuid
not in updated_cluster_list
:
2111 del_repo_list
, added_repo_dict
= await asyncio
.ensure_future(
2112 self
.k8sclusterhelm
.synchronize_repos(cluster_uuid
=cluster_uuid
))
2113 if del_repo_list
or added_repo_dict
:
2114 unset
= {'_admin.helm_charts_added.' + item
: None for item
in del_repo_list
}
2115 updated
= {'_admin.helm_charts_added.' +
2116 item
: name
for item
, name
in added_repo_dict
.items()}
2117 self
.logger
.debug(logging_text
+ "repos synchronized on k8s cluster '{}' to_delete: {}, "
2118 "to_add: {}".format(k8s_cluster_id
, del_repo_list
,
2120 self
.db
.set_one("k8sclusters", {"_id": k8s_cluster_id
}, updated
, unset
=unset
)
2121 updated_cluster_list
.append(cluster_uuid
)
2123 step
= "Instantiating KDU {}.{} in k8s cluster {}".format(vnfr_data
["member-vnf-index-ref"],
2124 kdur
["kdu-name"], k8s_cluster_id
)
2126 k8s_instace_info
= {"kdu-instance": None, "k8scluster-uuid": cluster_uuid
,
2127 "k8scluster-type": k8sclustertype
,
2128 "kdu-name": kdur
["kdu-name"], "kdu-model": kdumodel
}
2129 db_nsr_update
["_admin.deployed.K8s.{}".format(index
)] = k8s_instace_info
2130 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2132 db_dict
= {"collection": "nsrs",
2133 "filter": {"_id": nsr_id
},
2134 "path": "_admin.deployed.K8s.{}".format(index
)}
2136 task
= asyncio
.ensure_future(
2137 self
.k8scluster_map
[k8sclustertype
].install(cluster_uuid
=cluster_uuid
, kdu_model
=kdumodel
,
2138 atomic
=True, params
=desc_params
,
2139 db_dict
=db_dict
, timeout
=600,
2140 kdu_name
=kdur
["kdu-name"]))
2142 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
, "instantiate_KDU-{}".format(index
), task
)
2143 task_instantiation_info
[task
] = "Deploying KDU {}".format(kdur
["kdu-name"])
2147 except (LcmException
, asyncio
.CancelledError
):
2149 except Exception as e
:
2150 msg
= "Exception {} while {}: {}".format(type(e
).__name
__, step
, e
)
2151 if isinstance(e
, (N2VCException
, DbException
)):
2152 self
.logger
.error(logging_text
+ msg
)
2154 self
.logger
.critical(logging_text
+ msg
, exc_info
=True)
2155 raise LcmException(msg
)
2158 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2160 def _deploy_n2vc(self
, logging_text
, db_nsr
, db_vnfr
, nslcmop_id
, nsr_id
, nsi_id
, vnfd_id
, vdu_id
,
2161 kdu_name
, member_vnf_index
, vdu_index
, vdu_name
, deploy_params
, descriptor_config
,
2162 base_folder
, task_instantiation_info
, stage
):
2163 # launch instantiate_N2VC in a asyncio task and register task object
2164 # Look where information of this charm is at database <nsrs>._admin.deployed.VCA
2165 # if not found, create one entry and update database
2167 # fill db_nsr._admin.deployed.VCA.<index>
2169 for vca_index
, vca_deployed
in enumerate(db_nsr
["_admin"]["deployed"]["VCA"]):
2170 if not vca_deployed
:
2172 if vca_deployed
.get("member-vnf-index") == member_vnf_index
and \
2173 vca_deployed
.get("vdu_id") == vdu_id
and \
2174 vca_deployed
.get("kdu_name") == kdu_name
and \
2175 vca_deployed
.get("vdu_count_index", 0) == vdu_index
:
2178 # not found, create one.
2180 "member-vnf-index": member_vnf_index
,
2182 "kdu_name": kdu_name
,
2183 "vdu_count_index": vdu_index
,
2184 "operational-status": "init", # TODO revise
2185 "detailed-status": "", # TODO revise
2186 "step": "initial-deploy", # TODO revise
2188 "vdu_name": vdu_name
,
2192 # create VCA and configurationStatus in db
2194 "_admin.deployed.VCA.{}".format(vca_index
): vca_deployed
,
2195 "configurationStatus.{}".format(vca_index
): dict()
2197 self
.update_db_2("nsrs", nsr_id
, db_dict
)
2199 db_nsr
["_admin"]["deployed"]["VCA"].append(vca_deployed
)
2202 task_n2vc
= asyncio
.ensure_future(
2203 self
.instantiate_N2VC(
2204 logging_text
=logging_text
,
2205 vca_index
=vca_index
,
2211 vdu_index
=vdu_index
,
2212 deploy_params
=deploy_params
,
2213 config_descriptor
=descriptor_config
,
2214 base_folder
=base_folder
,
2215 nslcmop_id
=nslcmop_id
,
2219 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
, "instantiate_N2VC-{}".format(vca_index
), task_n2vc
)
2220 task_instantiation_info
[task_n2vc
] = self
.task_name_deploy_vca
+ " {}.{}".format(
2221 member_vnf_index
or "", vdu_id
or "")
2223 # Check if this VNFD has a configured terminate action
2224 def _has_terminate_config_primitive(self
, vnfd
):
2225 vnf_config
= vnfd
.get("vnf-configuration")
2226 if vnf_config
and vnf_config
.get("terminate-config-primitive"):
2232 def _get_terminate_config_primitive_seq_list(vnfd
):
2233 """ Get a numerically sorted list of the sequences for this VNFD's terminate action """
2234 # No need to check for existing primitive twice, already done before
2235 vnf_config
= vnfd
.get("vnf-configuration")
2236 seq_list
= vnf_config
.get("terminate-config-primitive")
2237 # Get all 'seq' tags in seq_list, order sequences numerically, ascending.
2238 seq_list_sorted
= sorted(seq_list
, key
=lambda x
: int(x
['seq']))
2239 return seq_list_sorted
2242 def _create_nslcmop(nsr_id
, operation
, params
):
2244 Creates a ns-lcm-opp content to be stored at database.
2245 :param nsr_id: internal id of the instance
2246 :param operation: instantiate, terminate, scale, action, ...
2247 :param params: user parameters for the operation
2248 :return: dictionary following SOL005 format
2250 # Raise exception if invalid arguments
2251 if not (nsr_id
and operation
and params
):
2253 "Parameters 'nsr_id', 'operation' and 'params' needed to create primitive not provided")
2259 # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
2260 "operationState": "PROCESSING",
2261 "statusEnteredTime": now
,
2262 "nsInstanceId": nsr_id
,
2263 "lcmOperationType": operation
,
2265 "isAutomaticInvocation": False,
2266 "operationParams": params
,
2267 "isCancelPending": False,
2269 "self": "/osm/nslcm/v1/ns_lcm_op_occs/" + _id
,
2270 "nsInstance": "/osm/nslcm/v1/ns_instances/" + nsr_id
,
2275 def _format_additional_params(self
, params
):
2276 params
= params
or {}
2277 for key
, value
in params
.items():
2278 if str(value
).startswith("!!yaml "):
2279 params
[key
] = yaml
.safe_load(value
[7:])
2282 def _get_terminate_primitive_params(self
, seq
, vnf_index
):
2283 primitive
= seq
.get('name')
2284 primitive_params
= {}
2286 "member_vnf_index": vnf_index
,
2287 "primitive": primitive
,
2288 "primitive_params": primitive_params
,
2291 return self
._map
_primitive
_params
(seq
, params
, desc_params
)
2295 def _reintent_or_skip_suboperation(self
, db_nslcmop
, op_index
):
2296 op
= db_nslcmop
.get('_admin', {}).get('operations', [])[op_index
]
2297 if (op
.get('operationState') == 'COMPLETED'):
2298 # b. Skip sub-operation
2299 # _ns_execute_primitive() or RO.create_action() will NOT be executed
2300 return self
.SUBOPERATION_STATUS_SKIP
2302 # c. Reintent executing sub-operation
2303 # The sub-operation exists, and operationState != 'COMPLETED'
2304 # Update operationState = 'PROCESSING' to indicate a reintent.
2305 operationState
= 'PROCESSING'
2306 detailed_status
= 'In progress'
2307 self
._update
_suboperation
_status
(
2308 db_nslcmop
, op_index
, operationState
, detailed_status
)
2309 # Return the sub-operation index
2310 # _ns_execute_primitive() or RO.create_action() will be called from scale()
2311 # with arguments extracted from the sub-operation
2314 # Find a sub-operation where all keys in a matching dictionary must match
2315 # Returns the index of the matching sub-operation, or SUBOPERATION_STATUS_NOT_FOUND if no match
2316 def _find_suboperation(self
, db_nslcmop
, match
):
2317 if (db_nslcmop
and match
):
2318 op_list
= db_nslcmop
.get('_admin', {}).get('operations', [])
2319 for i
, op
in enumerate(op_list
):
2320 if all(op
.get(k
) == match
[k
] for k
in match
):
2322 return self
.SUBOPERATION_STATUS_NOT_FOUND
2324 # Update status for a sub-operation given its index
2325 def _update_suboperation_status(self
, db_nslcmop
, op_index
, operationState
, detailed_status
):
2326 # Update DB for HA tasks
2327 q_filter
= {'_id': db_nslcmop
['_id']}
2328 update_dict
= {'_admin.operations.{}.operationState'.format(op_index
): operationState
,
2329 '_admin.operations.{}.detailed-status'.format(op_index
): detailed_status
}
2330 self
.db
.set_one("nslcmops",
2332 update_dict
=update_dict
,
2333 fail_on_empty
=False)
2335 # Add sub-operation, return the index of the added sub-operation
2336 # Optionally, set operationState, detailed-status, and operationType
2337 # Status and type are currently set for 'scale' sub-operations:
2338 # 'operationState' : 'PROCESSING' | 'COMPLETED' | 'FAILED'
2339 # 'detailed-status' : status message
2340 # 'operationType': may be any type, in the case of scaling: 'PRE-SCALE' | 'POST-SCALE'
2341 # Status and operation type are currently only used for 'scale', but NOT for 'terminate' sub-operations.
2342 def _add_suboperation(self
, db_nslcmop
, vnf_index
, vdu_id
, vdu_count_index
, vdu_name
, primitive
,
2343 mapped_primitive_params
, operationState
=None, detailed_status
=None, operationType
=None,
2344 RO_nsr_id
=None, RO_scaling_info
=None):
2346 return self
.SUBOPERATION_STATUS_NOT_FOUND
2347 # Get the "_admin.operations" list, if it exists
2348 db_nslcmop_admin
= db_nslcmop
.get('_admin', {})
2349 op_list
= db_nslcmop_admin
.get('operations')
2350 # Create or append to the "_admin.operations" list
2351 new_op
= {'member_vnf_index': vnf_index
,
2353 'vdu_count_index': vdu_count_index
,
2354 'primitive': primitive
,
2355 'primitive_params': mapped_primitive_params
}
2357 new_op
['operationState'] = operationState
2359 new_op
['detailed-status'] = detailed_status
2361 new_op
['lcmOperationType'] = operationType
2363 new_op
['RO_nsr_id'] = RO_nsr_id
2365 new_op
['RO_scaling_info'] = RO_scaling_info
2367 # No existing operations, create key 'operations' with current operation as first list element
2368 db_nslcmop_admin
.update({'operations': [new_op
]})
2369 op_list
= db_nslcmop_admin
.get('operations')
2371 # Existing operations, append operation to list
2372 op_list
.append(new_op
)
2374 db_nslcmop_update
= {'_admin.operations': op_list
}
2375 self
.update_db_2("nslcmops", db_nslcmop
['_id'], db_nslcmop_update
)
2376 op_index
= len(op_list
) - 1
2379 # Helper methods for scale() sub-operations
2381 # pre-scale/post-scale:
2382 # Check for 3 different cases:
2383 # a. New: First time execution, return SUBOPERATION_STATUS_NEW
2384 # b. Skip: Existing sub-operation exists, operationState == 'COMPLETED', return SUBOPERATION_STATUS_SKIP
2385 # c. Reintent: Existing sub-operation exists, operationState != 'COMPLETED', return op_index to re-execute
2386 def _check_or_add_scale_suboperation(self
, db_nslcmop
, vnf_index
, vnf_config_primitive
, primitive_params
,
2387 operationType
, RO_nsr_id
=None, RO_scaling_info
=None):
2388 # Find this sub-operation
2389 if (RO_nsr_id
and RO_scaling_info
):
2390 operationType
= 'SCALE-RO'
2392 'member_vnf_index': vnf_index
,
2393 'RO_nsr_id': RO_nsr_id
,
2394 'RO_scaling_info': RO_scaling_info
,
2398 'member_vnf_index': vnf_index
,
2399 'primitive': vnf_config_primitive
,
2400 'primitive_params': primitive_params
,
2401 'lcmOperationType': operationType
2403 op_index
= self
._find
_suboperation
(db_nslcmop
, match
)
2404 if (op_index
== self
.SUBOPERATION_STATUS_NOT_FOUND
):
2405 # a. New sub-operation
2406 # The sub-operation does not exist, add it.
2407 # _ns_execute_primitive() will be called from scale() as usual, with non-modified arguments
2408 # The following parameters are set to None for all kind of scaling:
2410 vdu_count_index
= None
2412 if (RO_nsr_id
and RO_scaling_info
):
2413 vnf_config_primitive
= None
2414 primitive_params
= None
2417 RO_scaling_info
= None
2418 # Initial status for sub-operation
2419 operationState
= 'PROCESSING'
2420 detailed_status
= 'In progress'
2421 # Add sub-operation for pre/post-scaling (zero or more operations)
2422 self
._add
_suboperation
(db_nslcmop
,
2427 vnf_config_primitive
,
2434 return self
.SUBOPERATION_STATUS_NEW
2436 # Return either SUBOPERATION_STATUS_SKIP (operationState == 'COMPLETED'),
2437 # or op_index (operationState != 'COMPLETED')
2438 return self
._reintent
_or
_skip
_suboperation
(db_nslcmop
, op_index
)
2440 # Function to return execution_environment id
2442 def _get_ee_id(self
, vnf_index
, vdu_id
, vca_deployed_list
):
2443 # TODO vdu_index_count
2444 for vca
in vca_deployed_list
:
2445 if vca
["member-vnf-index"] == vnf_index
and vca
["vdu_id"] == vdu_id
:
2448 async def destroy_N2VC(self
, logging_text
, db_nslcmop
, vca_deployed
, config_descriptor
, vca_index
, destroy_ee
=True):
2450 Execute the terminate primitives and destroy the execution environment (if destroy_ee=False
2451 :param logging_text:
2453 :param vca_deployed: Dictionary of deployment info at db_nsr._admin.depoloyed.VCA.<INDEX>
2454 :param config_descriptor: Configuration descriptor of the NSD, VNFD, VNFD.vdu or VNFD.kdu
2455 :param vca_index: index in the database _admin.deployed.VCA
2456 :param destroy_ee: False to do not destroy, because it will be destroyed all of then at once
2457 :return: None or exception
2459 # execute terminate_primitives
2460 terminate_primitives
= config_descriptor
.get("terminate-config-primitive")
2461 vdu_id
= vca_deployed
.get("vdu_id")
2462 vdu_count_index
= vca_deployed
.get("vdu_count_index")
2463 vdu_name
= vca_deployed
.get("vdu_name")
2464 vnf_index
= vca_deployed
.get("member-vnf-index")
2465 if terminate_primitives
and vca_deployed
.get("needed_terminate"):
2466 # Get all 'seq' tags in seq_list, order sequences numerically, ascending.
2467 terminate_primitives
= sorted(terminate_primitives
, key
=lambda x
: int(x
['seq']))
2468 for seq
in terminate_primitives
:
2469 # For each sequence in list, get primitive and call _ns_execute_primitive()
2470 step
= "Calling terminate action for vnf_member_index={} primitive={}".format(
2471 vnf_index
, seq
.get("name"))
2472 self
.logger
.debug(logging_text
+ step
)
2473 # Create the primitive for each sequence, i.e. "primitive": "touch"
2474 primitive
= seq
.get('name')
2475 mapped_primitive_params
= self
._get
_terminate
_primitive
_params
(seq
, vnf_index
)
2476 # The following 3 parameters are currently set to None for 'terminate':
2477 # vdu_id, vdu_count_index, vdu_name
2480 self
._add
_suboperation
(db_nslcmop
,
2486 mapped_primitive_params
)
2487 # Sub-operations: Call _ns_execute_primitive() instead of action()
2489 result
, result_detail
= await self
._ns
_execute
_primitive
(vca_deployed
["ee_id"], primitive
,
2490 mapped_primitive_params
)
2491 except LcmException
:
2492 # this happens when VCA is not deployed. In this case it is not needed to terminate
2494 result_ok
= ['COMPLETED', 'PARTIALLY_COMPLETED']
2495 if result
not in result_ok
:
2496 raise LcmException("terminate_primitive {} for vnf_member_index={} fails with "
2497 "error {}".format(seq
.get("name"), vnf_index
, result_detail
))
2498 # set that this VCA do not need terminated
2499 db_update_entry
= "_admin.deployed.VCA.{}.needed_terminate".format(vca_index
)
2500 self
.update_db_2("nsrs", db_nslcmop
["nsInstanceId"], {db_update_entry
: False})
2503 await self
.n2vc
.delete_execution_environment(vca_deployed
["ee_id"])
2505 async def _delete_N2VC(self
, nsr_id
: str):
2506 self
._write
_all
_config
_status
(nsr_id
=nsr_id
, status
='TERMINATING')
2507 namespace
= "." + nsr_id
2508 await self
.n2vc
.delete_namespace(namespace
=namespace
)
2509 self
._write
_all
_config
_status
(nsr_id
=nsr_id
, status
='DELETED')
2511 async def _terminate_RO(self
, logging_text
, nsr_deployed
, nsr_id
, nslcmop_id
, stage
):
2513 Terminates a deployment from RO
2514 :param logging_text:
2515 :param nsr_deployed: db_nsr._admin.deployed
2518 :param stage: list of string with the content to write on db_nslcmop.detailed-status.
2519 this method will update only the index 2, but it will write on database the concatenated content of the list
2524 ro_nsr_id
= ro_delete_action
= None
2525 if nsr_deployed
and nsr_deployed
.get("RO"):
2526 ro_nsr_id
= nsr_deployed
["RO"].get("nsr_id")
2527 ro_delete_action
= nsr_deployed
["RO"].get("nsr_delete_action_id")
2530 stage
[2] = "Deleting ns from VIM."
2531 db_nsr_update
["detailed-status"] = " ".join(stage
)
2532 self
._write
_op
_status
(nslcmop_id
, stage
)
2533 self
.logger
.debug(logging_text
+ stage
[2])
2534 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2535 self
._write
_op
_status
(nslcmop_id
, stage
)
2536 desc
= await self
.RO
.delete("ns", ro_nsr_id
)
2537 ro_delete_action
= desc
["action_id"]
2538 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = ro_delete_action
2539 db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
2540 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
2541 if ro_delete_action
:
2542 # wait until NS is deleted from VIM
2543 stage
[2] = "Waiting ns deleted from VIM."
2544 detailed_status_old
= None
2545 self
.logger
.debug(logging_text
+ stage
[2] + " RO_id={} ro_delete_action={}".format(ro_nsr_id
,
2547 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2548 self
._write
_op
_status
(nslcmop_id
, stage
)
2550 delete_timeout
= 20 * 60 # 20 minutes
2551 while delete_timeout
> 0:
2552 desc
= await self
.RO
.show(
2554 item_id_name
=ro_nsr_id
,
2555 extra_item
="action",
2556 extra_item_id
=ro_delete_action
)
2559 self
._on
_update
_ro
_db
(nsrs_id
=nsr_id
, ro_descriptor
=desc
)
2561 ns_status
, ns_status_info
= self
.RO
.check_action_status(desc
)
2562 if ns_status
== "ERROR":
2563 raise ROclient
.ROClientException(ns_status_info
)
2564 elif ns_status
== "BUILD":
2565 stage
[2] = "Deleting from VIM {}".format(ns_status_info
)
2566 elif ns_status
== "ACTIVE":
2567 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = None
2568 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
2571 assert False, "ROclient.check_action_status returns unknown {}".format(ns_status
)
2572 if stage
[2] != detailed_status_old
:
2573 detailed_status_old
= stage
[2]
2574 db_nsr_update
["detailed-status"] = " ".join(stage
)
2575 self
._write
_op
_status
(nslcmop_id
, stage
)
2576 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2577 await asyncio
.sleep(5, loop
=self
.loop
)
2579 else: # delete_timeout <= 0:
2580 raise ROclient
.ROClientException("Timeout waiting ns deleted from VIM")
2582 except Exception as e
:
2583 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2584 if isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 404: # not found
2585 db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
2586 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
2587 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = None
2588 self
.logger
.debug(logging_text
+ "RO_ns_id={} already deleted".format(ro_nsr_id
))
2589 elif isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 409: # conflict
2590 failed_detail
.append("delete conflict: {}".format(e
))
2591 self
.logger
.debug(logging_text
+ "RO_ns_id={} delete conflict: {}".format(ro_nsr_id
, e
))
2593 failed_detail
.append("delete error: {}".format(e
))
2594 self
.logger
.error(logging_text
+ "RO_ns_id={} delete error: {}".format(ro_nsr_id
, e
))
2597 if not failed_detail
and deep_get(nsr_deployed
, ("RO", "nsd_id")):
2598 ro_nsd_id
= nsr_deployed
["RO"]["nsd_id"]
2600 stage
[2] = "Deleting nsd from RO."
2601 db_nsr_update
["detailed-status"] = " ".join(stage
)
2602 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2603 self
._write
_op
_status
(nslcmop_id
, stage
)
2604 await self
.RO
.delete("nsd", ro_nsd_id
)
2605 self
.logger
.debug(logging_text
+ "ro_nsd_id={} deleted".format(ro_nsd_id
))
2606 db_nsr_update
["_admin.deployed.RO.nsd_id"] = None
2607 except Exception as e
:
2608 if isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 404: # not found
2609 db_nsr_update
["_admin.deployed.RO.nsd_id"] = None
2610 self
.logger
.debug(logging_text
+ "ro_nsd_id={} already deleted".format(ro_nsd_id
))
2611 elif isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 409: # conflict
2612 failed_detail
.append("ro_nsd_id={} delete conflict: {}".format(ro_nsd_id
, e
))
2613 self
.logger
.debug(logging_text
+ failed_detail
[-1])
2615 failed_detail
.append("ro_nsd_id={} delete error: {}".format(ro_nsd_id
, e
))
2616 self
.logger
.error(logging_text
+ failed_detail
[-1])
2618 if not failed_detail
and deep_get(nsr_deployed
, ("RO", "vnfd")):
2619 for index
, vnf_deployed
in enumerate(nsr_deployed
["RO"]["vnfd"]):
2620 if not vnf_deployed
or not vnf_deployed
["id"]:
2623 ro_vnfd_id
= vnf_deployed
["id"]
2624 stage
[2] = "Deleting member_vnf_index={} ro_vnfd_id={} from RO.".format(
2625 vnf_deployed
["member-vnf-index"], ro_vnfd_id
)
2626 db_nsr_update
["detailed-status"] = " ".join(stage
)
2627 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2628 self
._write
_op
_status
(nslcmop_id
, stage
)
2629 await self
.RO
.delete("vnfd", ro_vnfd_id
)
2630 self
.logger
.debug(logging_text
+ "ro_vnfd_id={} deleted".format(ro_vnfd_id
))
2631 db_nsr_update
["_admin.deployed.RO.vnfd.{}.id".format(index
)] = None
2632 except Exception as e
:
2633 if isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 404: # not found
2634 db_nsr_update
["_admin.deployed.RO.vnfd.{}.id".format(index
)] = None
2635 self
.logger
.debug(logging_text
+ "ro_vnfd_id={} already deleted ".format(ro_vnfd_id
))
2636 elif isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 409: # conflict
2637 failed_detail
.append("ro_vnfd_id={} delete conflict: {}".format(ro_vnfd_id
, e
))
2638 self
.logger
.debug(logging_text
+ failed_detail
[-1])
2640 failed_detail
.append("ro_vnfd_id={} delete error: {}".format(ro_vnfd_id
, e
))
2641 self
.logger
.error(logging_text
+ failed_detail
[-1])
2644 stage
[2] = "Error deleting from VIM"
2646 stage
[2] = "Deleted from VIM"
2647 db_nsr_update
["detailed-status"] = " ".join(stage
)
2648 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2649 self
._write
_op
_status
(nslcmop_id
, stage
)
2652 raise LcmException("; ".join(failed_detail
))
2654 async def terminate(self
, nsr_id
, nslcmop_id
):
2655 # Try to lock HA task here
2656 task_is_locked_by_me
= self
.lcm_tasks
.lock_HA('ns', 'nslcmops', nslcmop_id
)
2657 if not task_is_locked_by_me
:
2660 logging_text
= "Task ns={} terminate={} ".format(nsr_id
, nslcmop_id
)
2661 self
.logger
.debug(logging_text
+ "Enter")
2662 timeout_ns_terminate
= self
.timeout_ns_terminate
2666 error_list
= [] # annotates all failed error messages
2667 db_nslcmop_update
= {}
2668 autoremove
= False # autoremove after terminated
2669 tasks_dict_info
= {}
2671 stage
= ["Stage 1/3: Preparing task.", "Waiting for previous operations to terminate.", ""]
2672 # ^ contains [stage, step, VIM-status]
2674 # wait for any previous tasks in process
2675 await self
.lcm_tasks
.waitfor_related_HA("ns", 'nslcmops', nslcmop_id
)
2677 stage
[1] = "Getting nslcmop={} from db.".format(nslcmop_id
)
2678 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
2679 operation_params
= db_nslcmop
.get("operationParams") or {}
2680 if operation_params
.get("timeout_ns_terminate"):
2681 timeout_ns_terminate
= operation_params
["timeout_ns_terminate"]
2682 stage
[1] = "Getting nsr={} from db.".format(nsr_id
)
2683 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
2685 db_nsr_update
["operational-status"] = "terminating"
2686 db_nsr_update
["config-status"] = "terminating"
2687 self
._write
_ns
_status
(
2689 ns_state
="TERMINATING",
2690 current_operation
="TERMINATING",
2691 current_operation_id
=nslcmop_id
,
2692 other_update
=db_nsr_update
2694 self
._write
_op
_status
(
2699 nsr_deployed
= deepcopy(db_nsr
["_admin"].get("deployed")) or {}
2700 if db_nsr
["_admin"]["nsState"] == "NOT_INSTANTIATED":
2703 stage
[1] = "Getting vnf descriptors from db."
2704 db_vnfrs_list
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
2705 db_vnfds_from_id
= {}
2706 db_vnfds_from_member_index
= {}
2708 for vnfr
in db_vnfrs_list
:
2709 vnfd_id
= vnfr
["vnfd-id"]
2710 if vnfd_id
not in db_vnfds_from_id
:
2711 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd_id
})
2712 db_vnfds_from_id
[vnfd_id
] = vnfd
2713 db_vnfds_from_member_index
[vnfr
["member-vnf-index-ref"]] = db_vnfds_from_id
[vnfd_id
]
2715 # Destroy individual execution environments when there are terminating primitives.
2716 # Rest of EE will be deleted at once
2717 if not operation_params
.get("skip_terminate_primitives"):
2718 stage
[0] = "Stage 2/3 execute terminating primitives."
2719 stage
[1] = "Looking execution environment that needs terminate."
2720 self
.logger
.debug(logging_text
+ stage
[1])
2721 for vca_index
, vca
in enumerate(get_iterable(nsr_deployed
, "VCA")):
2722 config_descriptor
= None
2723 if not vca
or not vca
.get("ee_id") or not vca
.get("needed_terminate"):
2725 if not vca
.get("member-vnf-index"):
2727 config_descriptor
= db_nsr
.get("ns-configuration")
2728 elif vca
.get("vdu_id"):
2729 db_vnfd
= db_vnfds_from_member_index
[vca
["member-vnf-index"]]
2730 vdud
= next((vdu
for vdu
in db_vnfd
.get("vdu", ()) if vdu
["id"] == vca
.get("vdu_id")), None)
2732 config_descriptor
= vdud
.get("vdu-configuration")
2733 elif vca
.get("kdu_name"):
2734 db_vnfd
= db_vnfds_from_member_index
[vca
["member-vnf-index"]]
2735 kdud
= next((kdu
for kdu
in db_vnfd
.get("kdu", ()) if kdu
["name"] == vca
.get("kdu_name")), None)
2737 config_descriptor
= kdud
.get("kdu-configuration")
2739 config_descriptor
= db_vnfds_from_member_index
[vca
["member-vnf-index"]].get("vnf-configuration")
2740 task
= asyncio
.ensure_future(self
.destroy_N2VC(logging_text
, db_nslcmop
, vca
, config_descriptor
,
2742 tasks_dict_info
[task
] = "Terminating VCA {}".format(vca
.get("ee_id"))
2744 # wait for pending tasks of terminate primitives
2746 self
.logger
.debug(logging_text
+ 'Waiting for terminate primitive pending tasks...')
2747 error_list
= await self
._wait
_for
_tasks
(logging_text
, tasks_dict_info
,
2748 min(self
.timeout_charm_delete
, timeout_ns_terminate
),
2751 return # raise LcmException("; ".join(error_list))
2752 tasks_dict_info
.clear()
2754 # remove All execution environments at once
2755 stage
[0] = "Stage 3/3 delete all."
2756 stage
[1] = "Deleting all execution environments."
2757 self
.logger
.debug(logging_text
+ stage
[1])
2759 task_delete_ee
= asyncio
.ensure_future(self
._delete
_N
2VC
(nsr_id
=nsr_id
))
2760 # task_delete_ee = asyncio.ensure_future(self.n2vc.delete_namespace(namespace="." + nsr_id))
2761 tasks_dict_info
[task_delete_ee
] = "Terminating all VCA"
2763 # Delete from k8scluster
2764 stage
[1] = "Deleting KDUs."
2765 self
.logger
.debug(logging_text
+ stage
[1])
2766 # print(nsr_deployed)
2767 for kdu
in get_iterable(nsr_deployed
, "K8s"):
2768 if not kdu
or not kdu
.get("kdu-instance"):
2770 kdu_instance
= kdu
.get("kdu-instance")
2771 if kdu
.get("k8scluster-type") in self
.k8scluster_map
:
2772 task_delete_kdu_instance
= asyncio
.ensure_future(
2773 self
.k8scluster_map
[kdu
["k8scluster-type"]].uninstall(
2774 cluster_uuid
=kdu
.get("k8scluster-uuid"),
2775 kdu_instance
=kdu_instance
))
2777 self
.logger
.error(logging_text
+ "Unknown k8s deployment type {}".
2778 format(kdu
.get("k8scluster-type")))
2780 tasks_dict_info
[task_delete_kdu_instance
] = "Terminating KDU '{}'".format(kdu
.get("kdu-name"))
2783 stage
[1] = "Deleting ns from VIM."
2784 task_delete_ro
= asyncio
.ensure_future(
2785 self
._terminate
_RO
(logging_text
, nsr_deployed
, nsr_id
, nslcmop_id
, stage
))
2786 tasks_dict_info
[task_delete_ro
] = "Removing deployment from VIM"
2788 # rest of staff will be done at finally
2790 except (ROclient
.ROClientException
, DbException
, LcmException
, N2VCException
) as e
:
2791 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
2793 except asyncio
.CancelledError
:
2794 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(stage
[1]))
2795 exc
= "Operation was cancelled"
2796 except Exception as e
:
2797 exc
= traceback
.format_exc()
2798 self
.logger
.critical(logging_text
+ "Exit Exception while '{}': {}".format(stage
[1], e
), exc_info
=True)
2801 error_list
.append(str(exc
))
2803 # wait for pending tasks
2805 stage
[1] = "Waiting for terminate pending tasks."
2806 self
.logger
.debug(logging_text
+ stage
[1])
2807 error_list
+= await self
._wait
_for
_tasks
(logging_text
, tasks_dict_info
, timeout_ns_terminate
,
2809 stage
[1] = stage
[2] = ""
2810 except asyncio
.CancelledError
:
2811 error_list
.append("Cancelled")
2812 # TODO cancell all tasks
2813 except Exception as exc
:
2814 error_list
.append(str(exc
))
2815 # update status at database
2817 error_detail
= "; ".join(error_list
)
2818 # self.logger.error(logging_text + error_detail)
2819 error_description_nslcmop
= 'Stage: {}. Detail: {}'.format(stage
[0], error_detail
)
2820 error_description_nsr
= 'Operation: TERMINATING.{}, Stage {}.'.format(nslcmop_id
, stage
[0])
2822 db_nsr_update
["operational-status"] = "failed"
2823 db_nsr_update
["detailed-status"] = error_description_nsr
+ " Detail: " + error_detail
2824 db_nslcmop_update
["detailed-status"] = error_detail
2825 nslcmop_operation_state
= "FAILED"
2829 error_description_nsr
= error_description_nslcmop
= None
2830 ns_state
= "NOT_INSTANTIATED"
2831 db_nsr_update
["operational-status"] = "terminated"
2832 db_nsr_update
["detailed-status"] = "Done"
2833 db_nsr_update
["_admin.nsState"] = "NOT_INSTANTIATED"
2834 db_nslcmop_update
["detailed-status"] = "Done"
2835 nslcmop_operation_state
= "COMPLETED"
2838 self
._write
_ns
_status
(
2841 current_operation
="IDLE",
2842 current_operation_id
=None,
2843 error_description
=error_description_nsr
,
2844 error_detail
=error_detail
,
2845 other_update
=db_nsr_update
2848 self
._write
_op
_status
(
2851 error_message
=error_description_nslcmop
,
2852 operation_state
=nslcmop_operation_state
,
2853 other_update
=db_nslcmop_update
,
2855 autoremove
= operation_params
.get("autoremove", False)
2856 if nslcmop_operation_state
:
2858 await self
.msg
.aiowrite("ns", "terminated", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
2859 "operationState": nslcmop_operation_state
,
2860 "autoremove": autoremove
},
2862 except Exception as e
:
2863 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
2865 self
.logger
.debug(logging_text
+ "Exit")
2866 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_terminate")
2868 async def _wait_for_tasks(self
, logging_text
, created_tasks_info
, timeout
, stage
, nslcmop_id
, nsr_id
=None):
2870 error_detail_list
= []
2872 pending_tasks
= list(created_tasks_info
.keys())
2873 num_tasks
= len(pending_tasks
)
2875 stage
[1] = "{}/{}.".format(num_done
, num_tasks
)
2876 self
._write
_op
_status
(nslcmop_id
, stage
)
2877 while pending_tasks
:
2879 _timeout
= timeout
+ time_start
- time()
2880 done
, pending_tasks
= await asyncio
.wait(pending_tasks
, timeout
=_timeout
,
2881 return_when
=asyncio
.FIRST_COMPLETED
)
2882 num_done
+= len(done
)
2883 if not done
: # Timeout
2884 for task
in pending_tasks
:
2885 new_error
= created_tasks_info
[task
] + ": Timeout"
2886 error_detail_list
.append(new_error
)
2887 error_list
.append(new_error
)
2890 if task
.cancelled():
2891 new_error
= created_tasks_info
[task
] + ": Cancelled"
2892 self
.logger
.warn(logging_text
+ new_error
)
2893 error_detail_list
.append(new_error
)
2894 error_list
.append(new_error
)
2896 exc
= task
.exception()
2898 new_error
= created_tasks_info
[task
] + ": {}".format(exc
)
2899 error_list
.append(created_tasks_info
[task
])
2900 error_detail_list
.append(new_error
)
2901 if isinstance(exc
, (DbException
, N2VCException
, ROclient
.ROClientException
, LcmException
)):
2902 self
.logger
.error(logging_text
+ new_error
)
2904 exc_traceback
= "".join(traceback
.format_exception(None, exc
, exc
.__traceback
__))
2905 self
.logger
.error(logging_text
+ created_tasks_info
[task
] + exc_traceback
)
2907 self
.logger
.debug(logging_text
+ created_tasks_info
[task
] + ": Done")
2908 stage
[1] = "{}/{}.".format(num_done
, num_tasks
)
2910 stage
[1] += " Errors: " + ". ".join(error_detail_list
) + "."
2911 if nsr_id
: # update also nsr
2912 self
.update_db_2("nsrs", nsr_id
, {"errorDescription": "Error at: " + ", ".join(error_list
),
2913 "errorDetail": ". ".join(error_detail_list
)})
2914 self
._write
_op
_status
(nslcmop_id
, stage
)
2915 return error_detail_list
2918 def _map_primitive_params(primitive_desc
, params
, instantiation_params
):
2920 Generates the params to be provided to charm before executing primitive. If user does not provide a parameter,
2921 The default-value is used. If it is between < > it look for a value at instantiation_params
2922 :param primitive_desc: portion of VNFD/NSD that describes primitive
2923 :param params: Params provided by user
2924 :param instantiation_params: Instantiation params provided by user
2925 :return: a dictionary with the calculated params
2927 calculated_params
= {}
2928 for parameter
in primitive_desc
.get("parameter", ()):
2929 param_name
= parameter
["name"]
2930 if param_name
in params
:
2931 calculated_params
[param_name
] = params
[param_name
]
2932 elif "default-value" in parameter
or "value" in parameter
:
2933 if "value" in parameter
:
2934 calculated_params
[param_name
] = parameter
["value"]
2936 calculated_params
[param_name
] = parameter
["default-value"]
2937 if isinstance(calculated_params
[param_name
], str) and calculated_params
[param_name
].startswith("<") \
2938 and calculated_params
[param_name
].endswith(">"):
2939 if calculated_params
[param_name
][1:-1] in instantiation_params
:
2940 calculated_params
[param_name
] = instantiation_params
[calculated_params
[param_name
][1:-1]]
2942 raise LcmException("Parameter {} needed to execute primitive {} not provided".
2943 format(calculated_params
[param_name
], primitive_desc
["name"]))
2945 raise LcmException("Parameter {} needed to execute primitive {} not provided".
2946 format(param_name
, primitive_desc
["name"]))
2948 if isinstance(calculated_params
[param_name
], (dict, list, tuple)):
2949 calculated_params
[param_name
] = yaml
.safe_dump(calculated_params
[param_name
], default_flow_style
=True,
2951 elif isinstance(calculated_params
[param_name
], str) and calculated_params
[param_name
].startswith("!!yaml "):
2952 calculated_params
[param_name
] = calculated_params
[param_name
][7:]
2954 # add always ns_config_info if primitive name is config
2955 if primitive_desc
["name"] == "config":
2956 if "ns_config_info" in instantiation_params
:
2957 calculated_params
["ns_config_info"] = instantiation_params
["ns_config_info"]
2958 return calculated_params
2960 def _look_for_deployed_vca(self
, deployed_vca
, member_vnf_index
, vdu_id
, vdu_name
, vdu_count_index
, kdu_name
=None):
2961 # find vca_deployed record for this action. Raise LcmException if not found or there is not any id.
2962 for vca
in deployed_vca
:
2965 if member_vnf_index
!= vca
["member-vnf-index"] or vdu_id
!= vca
["vdu_id"]:
2967 if vdu_name
and vdu_name
!= vca
["vdu_name"]:
2969 if vdu_count_index
is not None and vdu_count_index
!= vca
["vdu_count_index"]:
2971 if kdu_name
and kdu_name
!= vca
["kdu_name"]:
2975 # vca_deployed not found
2976 raise LcmException("charm for member_vnf_index={} vdu_id={} vdu_name={} vdu_count_index={} is not "
2977 "deployed".format(member_vnf_index
, vdu_id
, vdu_name
, vdu_count_index
))
2980 ee_id
= vca
.get("ee_id")
2982 raise LcmException("charm for member_vnf_index={} vdu_id={} vdu_name={} vdu_count_index={} has not "
2983 "execution environment"
2984 .format(member_vnf_index
, vdu_id
, vdu_name
, vdu_count_index
))
2987 async def _ns_execute_primitive(self
, ee_id
, primitive
, primitive_params
, retries
=0,
2988 retries_interval
=30) -> (str, str):
2990 if primitive
== "config":
2991 primitive_params
= {"params": primitive_params
}
2995 output
= await self
.n2vc
.exec_primitive(
2997 primitive_name
=primitive
,
2998 params_dict
=primitive_params
3002 except Exception as e
:
3005 self
.logger
.debug('Error executing action {} on {} -> {}'.format(primitive
, ee_id
, e
))
3007 await asyncio
.sleep(retries_interval
, loop
=self
.loop
)
3009 return 'FAIL', 'Cannot execute action {} on {}: {}'.format(primitive
, ee_id
, e
)
3011 return 'COMPLETED', output
3013 except LcmException
:
3015 except Exception as e
:
3016 return 'FAIL', 'Error executing action {}: {}'.format(primitive
, e
)
3018 async def action(self
, nsr_id
, nslcmop_id
):
3020 # Try to lock HA task here
3021 task_is_locked_by_me
= self
.lcm_tasks
.lock_HA('ns', 'nslcmops', nslcmop_id
)
3022 if not task_is_locked_by_me
:
3025 logging_text
= "Task ns={} action={} ".format(nsr_id
, nslcmop_id
)
3026 self
.logger
.debug(logging_text
+ "Enter")
3027 # get all needed from database
3031 db_nslcmop_update
= {}
3032 nslcmop_operation_state
= None
3033 nslcmop_operation_state_detail
= None
3036 # wait for any previous tasks in process
3037 step
= "Waiting for previous operations to terminate"
3038 await self
.lcm_tasks
.waitfor_related_HA('ns', 'nslcmops', nslcmop_id
)
3040 self
._write
_ns
_status
(
3043 current_operation
="RUNNING ACTION",
3044 current_operation_id
=nslcmop_id
3047 step
= "Getting information from database"
3048 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
3049 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
3051 nsr_deployed
= db_nsr
["_admin"].get("deployed")
3052 vnf_index
= db_nslcmop
["operationParams"].get("member_vnf_index")
3053 vdu_id
= db_nslcmop
["operationParams"].get("vdu_id")
3054 kdu_name
= db_nslcmop
["operationParams"].get("kdu_name")
3055 vdu_count_index
= db_nslcmop
["operationParams"].get("vdu_count_index")
3056 vdu_name
= db_nslcmop
["operationParams"].get("vdu_name")
3059 step
= "Getting vnfr from database"
3060 db_vnfr
= self
.db
.get_one("vnfrs", {"member-vnf-index-ref": vnf_index
, "nsr-id-ref": nsr_id
})
3061 step
= "Getting vnfd from database"
3062 db_vnfd
= self
.db
.get_one("vnfds", {"_id": db_vnfr
["vnfd-id"]})
3064 if db_nsr
.get("nsd"):
3065 db_nsd
= db_nsr
.get("nsd") # TODO this will be removed
3067 step
= "Getting nsd from database"
3068 db_nsd
= self
.db
.get_one("nsds", {"_id": db_nsr
["nsd-id"]})
3070 # for backward compatibility
3071 if nsr_deployed
and isinstance(nsr_deployed
.get("VCA"), dict):
3072 nsr_deployed
["VCA"] = list(nsr_deployed
["VCA"].values())
3073 db_nsr_update
["_admin.deployed.VCA"] = nsr_deployed
["VCA"]
3074 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3076 primitive
= db_nslcmop
["operationParams"]["primitive"]
3077 primitive_params
= db_nslcmop
["operationParams"]["primitive_params"]
3079 # look for primitive
3080 config_primitive_desc
= None
3082 for vdu
in get_iterable(db_vnfd
, "vdu"):
3083 if vdu_id
== vdu
["id"]:
3084 for config_primitive
in vdu
.get("vdu-configuration", {}).get("config-primitive", ()):
3085 if config_primitive
["name"] == primitive
:
3086 config_primitive_desc
= config_primitive
3089 self
.logger
.debug(logging_text
+ "Checking actions in KDUs")
3090 kdur
= next((x
for x
in db_vnfr
["kdur"] if x
["kdu-name"] == kdu_name
), None)
3091 desc_params
= self
._format
_additional
_params
(kdur
.get("additionalParams")) or {}
3092 if primitive_params
:
3093 desc_params
.update(primitive_params
)
3094 # TODO Check if we will need something at vnf level
3096 for kdu
in get_iterable(nsr_deployed
, "K8s"):
3097 if kdu_name
== kdu
["kdu-name"]:
3098 db_dict
= {"collection": "nsrs", "filter": {"_id": nsr_id
},
3099 "path": "_admin.deployed.K8s.{}".format(index
)}
3100 if primitive
== "upgrade":
3101 if desc_params
.get("kdu_model"):
3102 kdu_model
= desc_params
.get("kdu_model")
3103 del desc_params
["kdu_model"]
3105 kdu_model
= kdu
.get("kdu-model")
3106 parts
= kdu_model
.split(sep
=":")
3108 kdu_model
= parts
[0]
3110 if kdu
.get("k8scluster-type") in self
.k8scluster_map
:
3111 output
= await self
.k8scluster_map
[kdu
["k8scluster-type"]].upgrade(
3112 cluster_uuid
=kdu
.get("k8scluster-uuid"),
3113 kdu_instance
=kdu
.get("kdu-instance"),
3114 atomic
=True, kdu_model
=kdu_model
,
3115 params
=desc_params
, db_dict
=db_dict
,
3119 msg
= "unknown k8scluster-type '{}'".format(kdu
.get("k8scluster-type"))
3120 raise LcmException(msg
)
3122 self
.logger
.debug(logging_text
+ " Upgrade of kdu {} done".format(output
))
3124 elif primitive
== "rollback":
3125 if kdu
.get("k8scluster-type") in self
.k8scluster_map
:
3126 output
= await self
.k8scluster_map
[kdu
["k8scluster-type"]].rollback(
3127 cluster_uuid
=kdu
.get("k8scluster-uuid"),
3128 kdu_instance
=kdu
.get("kdu-instance"),
3131 msg
= "unknown k8scluster-type '{}'".format(kdu
.get("k8scluster-type"))
3132 raise LcmException(msg
)
3134 elif primitive
== "status":
3135 if kdu
.get("k8scluster-type") in self
.k8scluster_map
:
3136 output
= await self
.k8scluster_map
[kdu
["k8scluster-type"]].status_kdu(
3137 cluster_uuid
=kdu
.get("k8scluster-uuid"),
3138 kdu_instance
=kdu
.get("kdu-instance"))
3140 msg
= "unknown k8scluster-type '{}'".format(kdu
.get("k8scluster-type"))
3141 raise LcmException(msg
)
3146 raise LcmException("KDU '{}' not found".format(kdu_name
))
3148 db_nslcmop_update
["detailed-status"] = output
3149 db_nslcmop_update
["operationState"] = 'COMPLETED'
3150 db_nslcmop_update
["statusEnteredTime"] = time()
3152 db_nslcmop_update
["detailed-status"] = ''
3153 db_nslcmop_update
["operationState"] = 'FAILED'
3154 db_nslcmop_update
["statusEnteredTime"] = time()
3157 for config_primitive
in db_vnfd
.get("vnf-configuration", {}).get("config-primitive", ()):
3158 if config_primitive
["name"] == primitive
:
3159 config_primitive_desc
= config_primitive
3162 for config_primitive
in db_nsd
.get("ns-configuration", {}).get("config-primitive", ()):
3163 if config_primitive
["name"] == primitive
:
3164 config_primitive_desc
= config_primitive
3167 if not config_primitive_desc
:
3168 raise LcmException("Primitive {} not found at [ns|vnf|vdu]-configuration:config-primitive ".
3173 if db_vnfr
.get("additionalParamsForVnf"):
3174 desc_params
= self
._format
_additional
_params
(db_vnfr
["additionalParamsForVnf"])
3176 vdur
= next((x
for x
in db_vnfr
["vdur"] if x
["vdu-id-ref"] == vdu_id
), None)
3177 if vdur
.get("additionalParams"):
3178 desc_params
= self
._format
_additional
_params
(vdur
["additionalParams"])
3180 if db_nsr
.get("additionalParamsForNs"):
3181 desc_params
.update(self
._format
_additional
_params
(db_nsr
["additionalParamsForNs"]))
3183 # TODO check if ns is in a proper status
3184 result
, detailed_status
= await self
._ns
_execute
_primitive
(
3185 self
._look
_for
_deployed
_vca
(nsr_deployed
["VCA"],
3186 member_vnf_index
=vnf_index
,
3189 vdu_count_index
=vdu_count_index
),
3190 primitive
=primitive
,
3191 primitive_params
=self
._map
_primitive
_params
(config_primitive_desc
, primitive_params
, desc_params
))
3193 db_nslcmop_update
["detailed-status"] = nslcmop_operation_state_detail
= detailed_status
3194 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= result
3195 db_nslcmop_update
["statusEnteredTime"] = time()
3196 self
.logger
.debug(logging_text
+ " task Done with result {} {}".format(result
, detailed_status
))
3197 return # database update is called inside finally
3199 except (DbException
, LcmException
) as e
:
3200 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
3202 except asyncio
.CancelledError
:
3203 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
3204 exc
= "Operation was cancelled"
3205 except Exception as e
:
3206 exc
= traceback
.format_exc()
3207 self
.logger
.critical(logging_text
+ "Exit Exception {} {}".format(type(e
).__name
__, e
), exc_info
=True)
3209 if exc
and db_nslcmop
:
3210 db_nslcmop_update
["detailed-status"] = nslcmop_operation_state_detail
= \
3211 "FAILED {}: {}".format(step
, exc
)
3212 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
3213 db_nslcmop_update
["statusEnteredTime"] = time()
3215 if db_nslcmop_update
:
3216 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
3218 self
._write
_ns
_status
(
3221 current_operation
="IDLE",
3222 current_operation_id
=None,
3223 other_update
=db_nsr_update
3226 self
._write
_op
_status
(
3228 error_message
=nslcmop_operation_state_detail
3230 except DbException
as e
:
3231 self
.logger
.error(logging_text
+ "Cannot update database: {}".format(e
))
3232 self
.logger
.debug(logging_text
+ "Exit")
3233 if nslcmop_operation_state
:
3235 await self
.msg
.aiowrite("ns", "actioned", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
3236 "operationState": nslcmop_operation_state
},
3238 except Exception as e
:
3239 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
3240 self
.logger
.debug(logging_text
+ "Exit")
3241 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_action")
3242 return nslcmop_operation_state
, nslcmop_operation_state_detail
3244 async def scale(self
, nsr_id
, nslcmop_id
):
3246 # Try to lock HA task here
3247 task_is_locked_by_me
= self
.lcm_tasks
.lock_HA('ns', 'nslcmops', nslcmop_id
)
3248 if not task_is_locked_by_me
:
3251 logging_text
= "Task ns={} scale={} ".format(nsr_id
, nslcmop_id
)
3252 self
.logger
.debug(logging_text
+ "Enter")
3253 # get all needed from database
3256 db_nslcmop_update
= {}
3257 nslcmop_operation_state
= None
3260 # in case of error, indicates what part of scale was failed to put nsr at error status
3261 scale_process
= None
3262 old_operational_status
= ""
3263 old_config_status
= ""
3266 # wait for any previous tasks in process
3267 step
= "Waiting for previous operations to terminate"
3268 await self
.lcm_tasks
.waitfor_related_HA('ns', 'nslcmops', nslcmop_id
)
3270 self
._write
_ns
_status
(
3273 current_operation
="SCALING",
3274 current_operation_id
=nslcmop_id
3277 step
= "Getting nslcmop from database"
3278 self
.logger
.debug(step
+ " after having waited for previous tasks to be completed")
3279 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
3280 step
= "Getting nsr from database"
3281 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
3283 old_operational_status
= db_nsr
["operational-status"]
3284 old_config_status
= db_nsr
["config-status"]
3285 step
= "Parsing scaling parameters"
3286 # self.logger.debug(step)
3287 db_nsr_update
["operational-status"] = "scaling"
3288 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3289 nsr_deployed
= db_nsr
["_admin"].get("deployed")
3292 nsr_deployed
= db_nsr
["_admin"].get("deployed")
3293 vnf_index
= db_nslcmop
["operationParams"].get("member_vnf_index")
3294 # vdu_id = db_nslcmop["operationParams"].get("vdu_id")
3295 # vdu_count_index = db_nslcmop["operationParams"].get("vdu_count_index")
3296 # vdu_name = db_nslcmop["operationParams"].get("vdu_name")
3299 RO_nsr_id
= nsr_deployed
["RO"]["nsr_id"]
3300 vnf_index
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleByStepData"]["member-vnf-index"]
3301 scaling_group
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"]
3302 scaling_type
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleVnfType"]
3303 # scaling_policy = db_nslcmop["operationParams"]["scaleVnfData"]["scaleByStepData"].get("scaling-policy")
3305 # for backward compatibility
3306 if nsr_deployed
and isinstance(nsr_deployed
.get("VCA"), dict):
3307 nsr_deployed
["VCA"] = list(nsr_deployed
["VCA"].values())
3308 db_nsr_update
["_admin.deployed.VCA"] = nsr_deployed
["VCA"]
3309 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3311 step
= "Getting vnfr from database"
3312 db_vnfr
= self
.db
.get_one("vnfrs", {"member-vnf-index-ref": vnf_index
, "nsr-id-ref": nsr_id
})
3313 step
= "Getting vnfd from database"
3314 db_vnfd
= self
.db
.get_one("vnfds", {"_id": db_vnfr
["vnfd-id"]})
3316 step
= "Getting scaling-group-descriptor"
3317 for scaling_descriptor
in db_vnfd
["scaling-group-descriptor"]:
3318 if scaling_descriptor
["name"] == scaling_group
:
3321 raise LcmException("input parameter 'scaleByStepData':'scaling-group-descriptor':'{}' is not present "
3322 "at vnfd:scaling-group-descriptor".format(scaling_group
))
3325 # for scaling_policy_descriptor in scaling_descriptor.get("scaling-policy", ()):
3326 # cooldown_time = scaling_policy_descriptor.get("cooldown-time", 0)
3327 # if scaling_policy and scaling_policy == scaling_policy_descriptor.get("name"):
3330 # TODO check if ns is in a proper status
3331 step
= "Sending scale order to VIM"
3333 if not db_nsr
["_admin"].get("scaling-group"):
3334 self
.update_db_2("nsrs", nsr_id
, {"_admin.scaling-group": [{"name": scaling_group
, "nb-scale-op": 0}]})
3335 admin_scale_index
= 0
3337 for admin_scale_index
, admin_scale_info
in enumerate(db_nsr
["_admin"]["scaling-group"]):
3338 if admin_scale_info
["name"] == scaling_group
:
3339 nb_scale_op
= admin_scale_info
.get("nb-scale-op", 0)
3341 else: # not found, set index one plus last element and add new entry with the name
3342 admin_scale_index
+= 1
3343 db_nsr_update
["_admin.scaling-group.{}.name".format(admin_scale_index
)] = scaling_group
3344 RO_scaling_info
= []
3345 vdu_scaling_info
= {"scaling_group_name": scaling_group
, "vdu": []}
3346 if scaling_type
== "SCALE_OUT":
3347 # count if max-instance-count is reached
3348 max_instance_count
= scaling_descriptor
.get("max-instance-count", 10)
3349 # self.logger.debug("MAX_INSTANCE_COUNT is {}".format(max_instance_count))
3350 if nb_scale_op
>= max_instance_count
:
3351 raise LcmException("reached the limit of {} (max-instance-count) "
3352 "scaling-out operations for the "
3353 "scaling-group-descriptor '{}'".format(nb_scale_op
, scaling_group
))
3356 vdu_scaling_info
["scaling_direction"] = "OUT"
3357 vdu_scaling_info
["vdu-create"] = {}
3358 for vdu_scale_info
in scaling_descriptor
["vdu"]:
3359 RO_scaling_info
.append({"osm_vdu_id": vdu_scale_info
["vdu-id-ref"], "member-vnf-index": vnf_index
,
3360 "type": "create", "count": vdu_scale_info
.get("count", 1)})
3361 vdu_scaling_info
["vdu-create"][vdu_scale_info
["vdu-id-ref"]] = vdu_scale_info
.get("count", 1)
3363 elif scaling_type
== "SCALE_IN":
3364 # count if min-instance-count is reached
3365 min_instance_count
= 0
3366 if "min-instance-count" in scaling_descriptor
and scaling_descriptor
["min-instance-count"] is not None:
3367 min_instance_count
= int(scaling_descriptor
["min-instance-count"])
3368 if nb_scale_op
<= min_instance_count
:
3369 raise LcmException("reached the limit of {} (min-instance-count) scaling-in operations for the "
3370 "scaling-group-descriptor '{}'".format(nb_scale_op
, scaling_group
))
3372 vdu_scaling_info
["scaling_direction"] = "IN"
3373 vdu_scaling_info
["vdu-delete"] = {}
3374 for vdu_scale_info
in scaling_descriptor
["vdu"]:
3375 RO_scaling_info
.append({"osm_vdu_id": vdu_scale_info
["vdu-id-ref"], "member-vnf-index": vnf_index
,
3376 "type": "delete", "count": vdu_scale_info
.get("count", 1)})
3377 vdu_scaling_info
["vdu-delete"][vdu_scale_info
["vdu-id-ref"]] = vdu_scale_info
.get("count", 1)
3379 # update VDU_SCALING_INFO with the VDUs to delete ip_addresses
3380 vdu_create
= vdu_scaling_info
.get("vdu-create")
3381 vdu_delete
= copy(vdu_scaling_info
.get("vdu-delete"))
3382 if vdu_scaling_info
["scaling_direction"] == "IN":
3383 for vdur
in reversed(db_vnfr
["vdur"]):
3384 if vdu_delete
.get(vdur
["vdu-id-ref"]):
3385 vdu_delete
[vdur
["vdu-id-ref"]] -= 1
3386 vdu_scaling_info
["vdu"].append({
3387 "name": vdur
["name"],
3388 "vdu_id": vdur
["vdu-id-ref"],
3391 for interface
in vdur
["interfaces"]:
3392 vdu_scaling_info
["vdu"][-1]["interface"].append({
3393 "name": interface
["name"],
3394 "ip_address": interface
["ip-address"],
3395 "mac_address": interface
.get("mac-address"),
3397 vdu_delete
= vdu_scaling_info
.pop("vdu-delete")
3400 step
= "Executing pre-scale vnf-config-primitive"
3401 if scaling_descriptor
.get("scaling-config-action"):
3402 for scaling_config_action
in scaling_descriptor
["scaling-config-action"]:
3403 if (scaling_config_action
.get("trigger") == "pre-scale-in" and scaling_type
== "SCALE_IN") \
3404 or (scaling_config_action
.get("trigger") == "pre-scale-out" and scaling_type
== "SCALE_OUT"):
3405 vnf_config_primitive
= scaling_config_action
["vnf-config-primitive-name-ref"]
3406 step
= db_nslcmop_update
["detailed-status"] = \
3407 "executing pre-scale scaling-config-action '{}'".format(vnf_config_primitive
)
3409 # look for primitive
3410 for config_primitive
in db_vnfd
.get("vnf-configuration", {}).get("config-primitive", ()):
3411 if config_primitive
["name"] == vnf_config_primitive
:
3415 "Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:scaling-config-action"
3416 "[vnf-config-primitive-name-ref='{}'] does not match any vnf-configuration:config-"
3417 "primitive".format(scaling_group
, config_primitive
))
3419 vnfr_params
= {"VDU_SCALE_INFO": vdu_scaling_info
}
3420 if db_vnfr
.get("additionalParamsForVnf"):
3421 vnfr_params
.update(db_vnfr
["additionalParamsForVnf"])
3423 scale_process
= "VCA"
3424 db_nsr_update
["config-status"] = "configuring pre-scaling"
3425 primitive_params
= self
._map
_primitive
_params
(config_primitive
, {}, vnfr_params
)
3427 # Pre-scale reintent check: Check if this sub-operation has been executed before
3428 op_index
= self
._check
_or
_add
_scale
_suboperation
(
3429 db_nslcmop
, nslcmop_id
, vnf_index
, vnf_config_primitive
, primitive_params
, 'PRE-SCALE')
3430 if (op_index
== self
.SUBOPERATION_STATUS_SKIP
):
3431 # Skip sub-operation
3432 result
= 'COMPLETED'
3433 result_detail
= 'Done'
3434 self
.logger
.debug(logging_text
+
3435 "vnf_config_primitive={} Skipped sub-operation, result {} {}".format(
3436 vnf_config_primitive
, result
, result_detail
))
3438 if (op_index
== self
.SUBOPERATION_STATUS_NEW
):
3439 # New sub-operation: Get index of this sub-operation
3440 op_index
= len(db_nslcmop
.get('_admin', {}).get('operations')) - 1
3441 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} New sub-operation".
3442 format(vnf_config_primitive
))
3444 # Reintent: Get registered params for this existing sub-operation
3445 op
= db_nslcmop
.get('_admin', {}).get('operations', [])[op_index
]
3446 vnf_index
= op
.get('member_vnf_index')
3447 vnf_config_primitive
= op
.get('primitive')
3448 primitive_params
= op
.get('primitive_params')
3449 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Sub-operation reintent".
3450 format(vnf_config_primitive
))
3451 # Execute the primitive, either with new (first-time) or registered (reintent) args
3452 result
, result_detail
= await self
._ns
_execute
_primitive
(
3453 self
._look
_for
_deployed
_vca
(nsr_deployed
["VCA"],
3454 member_vnf_index
=vnf_index
,
3457 vdu_count_index
=None),
3458 vnf_config_primitive
, primitive_params
)
3459 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Done with result {} {}".format(
3460 vnf_config_primitive
, result
, result_detail
))
3461 # Update operationState = COMPLETED | FAILED
3462 self
._update
_suboperation
_status
(
3463 db_nslcmop
, op_index
, result
, result_detail
)
3465 if result
== "FAILED":
3466 raise LcmException(result_detail
)
3467 db_nsr_update
["config-status"] = old_config_status
3468 scale_process
= None
3472 # Should this block be skipped if 'RO_nsr_id' == None ?
3473 # if (RO_nsr_id and RO_scaling_info):
3475 scale_process
= "RO"
3476 # Scale RO reintent check: Check if this sub-operation has been executed before
3477 op_index
= self
._check
_or
_add
_scale
_suboperation
(
3478 db_nslcmop
, vnf_index
, None, None, 'SCALE-RO', RO_nsr_id
, RO_scaling_info
)
3479 if (op_index
== self
.SUBOPERATION_STATUS_SKIP
):
3480 # Skip sub-operation
3481 result
= 'COMPLETED'
3482 result_detail
= 'Done'
3483 self
.logger
.debug(logging_text
+ "Skipped sub-operation RO, result {} {}".format(
3484 result
, result_detail
))
3486 if (op_index
== self
.SUBOPERATION_STATUS_NEW
):
3487 # New sub-operation: Get index of this sub-operation
3488 op_index
= len(db_nslcmop
.get('_admin', {}).get('operations')) - 1
3489 self
.logger
.debug(logging_text
+ "New sub-operation RO")
3491 # Reintent: Get registered params for this existing sub-operation
3492 op
= db_nslcmop
.get('_admin', {}).get('operations', [])[op_index
]
3493 RO_nsr_id
= op
.get('RO_nsr_id')
3494 RO_scaling_info
= op
.get('RO_scaling_info')
3495 self
.logger
.debug(logging_text
+ "Sub-operation RO reintent".format(
3496 vnf_config_primitive
))
3498 RO_desc
= await self
.RO
.create_action("ns", RO_nsr_id
, {"vdu-scaling": RO_scaling_info
})
3499 db_nsr_update
["_admin.scaling-group.{}.nb-scale-op".format(admin_scale_index
)] = nb_scale_op
3500 db_nsr_update
["_admin.scaling-group.{}.time".format(admin_scale_index
)] = time()
3502 RO_nslcmop_id
= RO_desc
["instance_action_id"]
3503 db_nslcmop_update
["_admin.deploy.RO"] = RO_nslcmop_id
3505 RO_task_done
= False
3506 step
= detailed_status
= "Waiting RO_task_id={} to complete the scale action.".format(RO_nslcmop_id
)
3507 detailed_status_old
= None
3508 self
.logger
.debug(logging_text
+ step
)
3510 deployment_timeout
= 1 * 3600 # One hour
3511 while deployment_timeout
> 0:
3512 if not RO_task_done
:
3513 desc
= await self
.RO
.show("ns", item_id_name
=RO_nsr_id
, extra_item
="action",
3514 extra_item_id
=RO_nslcmop_id
)
3517 self
._on
_update
_ro
_db
(nsrs_id
=nsr_id
, ro_descriptor
=desc
)
3519 ns_status
, ns_status_info
= self
.RO
.check_action_status(desc
)
3520 if ns_status
== "ERROR":
3521 raise ROclient
.ROClientException(ns_status_info
)
3522 elif ns_status
== "BUILD":
3523 detailed_status
= step
+ "; {}".format(ns_status_info
)
3524 elif ns_status
== "ACTIVE":
3526 step
= detailed_status
= "Waiting ns ready at RO. RO_id={}".format(RO_nsr_id
)
3527 self
.logger
.debug(logging_text
+ step
)
3529 assert False, "ROclient.check_action_status returns unknown {}".format(ns_status
)
3532 if ns_status
== "ERROR":
3533 raise ROclient
.ROClientException(ns_status_info
)
3534 elif ns_status
== "BUILD":
3535 detailed_status
= step
+ "; {}".format(ns_status_info
)
3536 elif ns_status
== "ACTIVE":
3537 step
= detailed_status
= \
3538 "Waiting for management IP address reported by the VIM. Updating VNFRs"
3540 self
.scale_vnfr(db_vnfr
, vdu_create
=vdu_create
, vdu_delete
=vdu_delete
)
3543 desc
= await self
.RO
.show("ns", RO_nsr_id
)
3546 self
._on
_update
_ro
_db
(nsrs_id
=nsr_id
, ro_descriptor
=desc
)
3548 # nsr_deployed["nsr_ip"] = RO.get_ns_vnf_info(desc)
3549 self
.ns_update_vnfr({db_vnfr
["member-vnf-index-ref"]: db_vnfr
}, desc
)
3551 except LcmExceptionNoMgmtIP
:
3554 assert False, "ROclient.check_ns_status returns unknown {}".format(ns_status
)
3555 if detailed_status
!= detailed_status_old
:
3556 self
._update
_suboperation
_status
(
3557 db_nslcmop
, op_index
, 'COMPLETED', detailed_status
)
3558 detailed_status_old
= db_nslcmop_update
["detailed-status"] = detailed_status
3559 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
3561 await asyncio
.sleep(5, loop
=self
.loop
)
3562 deployment_timeout
-= 5
3563 if deployment_timeout
<= 0:
3564 self
._update
_suboperation
_status
(
3565 db_nslcmop
, nslcmop_id
, op_index
, 'FAILED', "Timeout when waiting for ns to get ready")
3566 raise ROclient
.ROClientException("Timeout waiting ns to be ready")
3568 # update VDU_SCALING_INFO with the obtained ip_addresses
3569 if vdu_scaling_info
["scaling_direction"] == "OUT":
3570 for vdur
in reversed(db_vnfr
["vdur"]):
3571 if vdu_scaling_info
["vdu-create"].get(vdur
["vdu-id-ref"]):
3572 vdu_scaling_info
["vdu-create"][vdur
["vdu-id-ref"]] -= 1
3573 vdu_scaling_info
["vdu"].append({
3574 "name": vdur
["name"],
3575 "vdu_id": vdur
["vdu-id-ref"],
3578 for interface
in vdur
["interfaces"]:
3579 vdu_scaling_info
["vdu"][-1]["interface"].append({
3580 "name": interface
["name"],
3581 "ip_address": interface
["ip-address"],
3582 "mac_address": interface
.get("mac-address"),
3584 del vdu_scaling_info
["vdu-create"]
3586 self
._update
_suboperation
_status
(db_nslcmop
, op_index
, 'COMPLETED', 'Done')
3589 scale_process
= None
3591 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3594 # execute primitive service POST-SCALING
3595 step
= "Executing post-scale vnf-config-primitive"
3596 if scaling_descriptor
.get("scaling-config-action"):
3597 for scaling_config_action
in scaling_descriptor
["scaling-config-action"]:
3598 if (scaling_config_action
.get("trigger") == "post-scale-in" and scaling_type
== "SCALE_IN") \
3599 or (scaling_config_action
.get("trigger") == "post-scale-out" and scaling_type
== "SCALE_OUT"):
3600 vnf_config_primitive
= scaling_config_action
["vnf-config-primitive-name-ref"]
3601 step
= db_nslcmop_update
["detailed-status"] = \
3602 "executing post-scale scaling-config-action '{}'".format(vnf_config_primitive
)
3604 vnfr_params
= {"VDU_SCALE_INFO": vdu_scaling_info
}
3605 if db_vnfr
.get("additionalParamsForVnf"):
3606 vnfr_params
.update(db_vnfr
["additionalParamsForVnf"])
3608 # look for primitive
3609 for config_primitive
in db_vnfd
.get("vnf-configuration", {}).get("config-primitive", ()):
3610 if config_primitive
["name"] == vnf_config_primitive
:
3613 raise LcmException("Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:"
3614 "scaling-config-action[vnf-config-primitive-name-ref='{}'] does not "
3615 "match any vnf-configuration:config-primitive".format(scaling_group
,
3617 scale_process
= "VCA"
3618 db_nsr_update
["config-status"] = "configuring post-scaling"
3619 primitive_params
= self
._map
_primitive
_params
(config_primitive
, {}, vnfr_params
)
3621 # Post-scale reintent check: Check if this sub-operation has been executed before
3622 op_index
= self
._check
_or
_add
_scale
_suboperation
(
3623 db_nslcmop
, nslcmop_id
, vnf_index
, vnf_config_primitive
, primitive_params
, 'POST-SCALE')
3624 if op_index
== self
.SUBOPERATION_STATUS_SKIP
:
3625 # Skip sub-operation
3626 result
= 'COMPLETED'
3627 result_detail
= 'Done'
3628 self
.logger
.debug(logging_text
+
3629 "vnf_config_primitive={} Skipped sub-operation, result {} {}".
3630 format(vnf_config_primitive
, result
, result_detail
))
3632 if op_index
== self
.SUBOPERATION_STATUS_NEW
:
3633 # New sub-operation: Get index of this sub-operation
3634 op_index
= len(db_nslcmop
.get('_admin', {}).get('operations')) - 1
3635 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} New sub-operation".
3636 format(vnf_config_primitive
))
3638 # Reintent: Get registered params for this existing sub-operation
3639 op
= db_nslcmop
.get('_admin', {}).get('operations', [])[op_index
]
3640 vnf_index
= op
.get('member_vnf_index')
3641 vnf_config_primitive
= op
.get('primitive')
3642 primitive_params
= op
.get('primitive_params')
3643 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Sub-operation reintent".
3644 format(vnf_config_primitive
))
3645 # Execute the primitive, either with new (first-time) or registered (reintent) args
3646 result
, result_detail
= await self
._ns
_execute
_primitive
(
3647 self
._look
_for
_deployed
_vca
(nsr_deployed
["VCA"],
3648 member_vnf_index
=vnf_index
,
3651 vdu_count_index
=None),
3652 vnf_config_primitive
, primitive_params
)
3653 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Done with result {} {}".format(
3654 vnf_config_primitive
, result
, result_detail
))
3655 # Update operationState = COMPLETED | FAILED
3656 self
._update
_suboperation
_status
(
3657 db_nslcmop
, op_index
, result
, result_detail
)
3659 if result
== "FAILED":
3660 raise LcmException(result_detail
)
3661 db_nsr_update
["config-status"] = old_config_status
3662 scale_process
= None
3665 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "COMPLETED"
3666 db_nslcmop_update
["statusEnteredTime"] = time()
3667 db_nslcmop_update
["detailed-status"] = "done"
3668 db_nsr_update
["detailed-status"] = "" # "scaled {} {}".format(scaling_group, scaling_type)
3669 db_nsr_update
["operational-status"] = "running" if old_operational_status
== "failed" \
3670 else old_operational_status
3671 db_nsr_update
["config-status"] = old_config_status
3673 except (ROclient
.ROClientException
, DbException
, LcmException
) as e
:
3674 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
3676 except asyncio
.CancelledError
:
3677 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
3678 exc
= "Operation was cancelled"
3679 except Exception as e
:
3680 exc
= traceback
.format_exc()
3681 self
.logger
.critical(logging_text
+ "Exit Exception {} {}".format(type(e
).__name
__, e
), exc_info
=True)
3683 self
._write
_ns
_status
(
3686 current_operation
="IDLE",
3687 current_operation_id
=None
3691 db_nslcmop_update
["detailed-status"] = "FAILED {}: {}".format(step
, exc
)
3692 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
3693 db_nslcmop_update
["statusEnteredTime"] = time()
3695 db_nsr_update
["operational-status"] = old_operational_status
3696 db_nsr_update
["config-status"] = old_config_status
3697 db_nsr_update
["detailed-status"] = ""
3699 if "VCA" in scale_process
:
3700 db_nsr_update
["config-status"] = "failed"
3701 if "RO" in scale_process
:
3702 db_nsr_update
["operational-status"] = "failed"
3703 db_nsr_update
["detailed-status"] = "FAILED scaling nslcmop={} {}: {}".format(nslcmop_id
, step
,
3706 if db_nslcmop
and db_nslcmop_update
:
3707 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
3709 self
._write
_ns
_status
(
3712 current_operation
="IDLE",
3713 current_operation_id
=None,
3714 other_update
=db_nsr_update
3717 except DbException
as e
:
3718 self
.logger
.error(logging_text
+ "Cannot update database: {}".format(e
))
3719 if nslcmop_operation_state
:
3721 await self
.msg
.aiowrite("ns", "scaled", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
3722 "operationState": nslcmop_operation_state
},
3725 # await asyncio.sleep(cooldown_time, loop=self.loop)
3726 # await self.msg.aiowrite("ns","scaled-cooldown-time", {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id})
3727 except Exception as e
:
3728 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
3729 self
.logger
.debug(logging_text
+ "Exit")
3730 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_scale")