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
52 timeout_progress_primitive
= 2 * 60 # timeout for some progress in a primitive execution
54 SUBOPERATION_STATUS_NOT_FOUND
= -1
55 SUBOPERATION_STATUS_NEW
= -2
56 SUBOPERATION_STATUS_SKIP
= -3
57 task_name_deploy_vca
= "Deploying VCA"
59 def __init__(self
, db
, msg
, fs
, lcm_tasks
, config
, loop
):
61 Init, Connect to database, filesystem storage, and messaging
62 :param config: two level dictionary with configuration. Top level should contain 'database', 'storage',
69 logger
=logging
.getLogger('lcm.ns')
73 self
.lcm_tasks
= lcm_tasks
74 self
.timeout
= config
["timeout"]
75 self
.ro_config
= config
["ro_config"]
76 self
.vca_config
= config
["VCA"].copy()
78 # create N2VC connector
79 self
.n2vc
= N2VCJujuConnector(
84 url
='{}:{}'.format(self
.vca_config
['host'], self
.vca_config
['port']),
85 username
=self
.vca_config
.get('user', None),
86 vca_config
=self
.vca_config
,
87 on_update_db
=self
._on
_update
_n
2vc
_db
90 self
.k8sclusterhelm
= K8sHelmConnector(
91 kubectl_command
=self
.vca_config
.get("kubectlpath"),
92 helm_command
=self
.vca_config
.get("helmpath"),
99 self
.k8sclusterjuju
= K8sJujuConnector(
100 kubectl_command
=self
.vca_config
.get("kubectlpath"),
101 juju_command
=self
.vca_config
.get("jujupath"),
108 self
.k8scluster_map
= {
109 "helm-chart": self
.k8sclusterhelm
,
110 "chart": self
.k8sclusterhelm
,
111 "juju-bundle": self
.k8sclusterjuju
,
112 "juju": self
.k8sclusterjuju
,
115 self
.RO
= ROclient
.ROClient(self
.loop
, **self
.ro_config
)
117 def _on_update_ro_db(self
, nsrs_id
, ro_descriptor
):
119 # self.logger.debug('_on_update_ro_db(nsrs_id={}'.format(nsrs_id))
122 # TODO filter RO descriptor fields...
126 # db_dict['deploymentStatus'] = yaml.dump(ro_descriptor, default_flow_style=False, indent=2)
127 db_dict
['deploymentStatus'] = ro_descriptor
128 self
.update_db_2("nsrs", nsrs_id
, db_dict
)
130 except Exception as e
:
131 self
.logger
.warn('Cannot write database RO deployment for ns={} -> {}'.format(nsrs_id
, e
))
133 async def _on_update_n2vc_db(self
, table
, filter, path
, updated_data
):
135 # remove last dot from path (if exists)
136 if path
.endswith('.'):
139 # self.logger.debug('_on_update_n2vc_db(table={}, filter={}, path={}, updated_data={}'
140 # .format(table, filter, path, updated_data))
144 nsr_id
= filter.get('_id')
146 # read ns record from database
147 nsr
= self
.db
.get_one(table
='nsrs', q_filter
=filter)
148 current_ns_status
= nsr
.get('nsState')
150 # get vca status for NS
151 status_dict
= await self
.n2vc
.get_status(namespace
='.' + nsr_id
, yaml_format
=False)
155 db_dict
['vcaStatus'] = status_dict
157 # update configurationStatus for this VCA
159 vca_index
= int(path
[path
.rfind(".")+1:])
161 vca_list
= deep_get(target_dict
=nsr
, key_list
=('_admin', 'deployed', 'VCA'))
162 vca_status
= vca_list
[vca_index
].get('status')
164 configuration_status_list
= nsr
.get('configurationStatus')
165 config_status
= configuration_status_list
[vca_index
].get('status')
167 if config_status
== 'BROKEN' and vca_status
!= 'failed':
168 db_dict
['configurationStatus'][vca_index
] = 'READY'
169 elif config_status
!= 'BROKEN' and vca_status
== 'failed':
170 db_dict
['configurationStatus'][vca_index
] = 'BROKEN'
171 except Exception as e
:
172 # not update configurationStatus
173 self
.logger
.debug('Error updating vca_index (ignore): {}'.format(e
))
175 # if nsState = 'READY' check if juju is reporting some error => nsState = 'DEGRADED'
176 # if nsState = 'DEGRADED' check if all is OK
178 if current_ns_status
in ('READY', 'DEGRADED'):
179 error_description
= ''
181 if status_dict
.get('machines'):
182 for machine_id
in status_dict
.get('machines'):
183 machine
= status_dict
.get('machines').get(machine_id
)
184 # check machine agent-status
185 if machine
.get('agent-status'):
186 s
= machine
.get('agent-status').get('status')
189 error_description
+= 'machine {} agent-status={} ; '.format(machine_id
, s
)
190 # check machine instance status
191 if machine
.get('instance-status'):
192 s
= machine
.get('instance-status').get('status')
195 error_description
+= 'machine {} instance-status={} ; '.format(machine_id
, s
)
197 if status_dict
.get('applications'):
198 for app_id
in status_dict
.get('applications'):
199 app
= status_dict
.get('applications').get(app_id
)
200 # check application status
201 if app
.get('status'):
202 s
= app
.get('status').get('status')
205 error_description
+= 'application {} status={} ; '.format(app_id
, s
)
207 if error_description
:
208 db_dict
['errorDescription'] = error_description
209 if current_ns_status
== 'READY' and is_degraded
:
210 db_dict
['nsState'] = 'DEGRADED'
211 if current_ns_status
== 'DEGRADED' and not is_degraded
:
212 db_dict
['nsState'] = 'READY'
215 self
.update_db_2("nsrs", nsr_id
, db_dict
)
217 except Exception as e
:
218 self
.logger
.warn('Error updating NS state for ns={}: {}'.format(nsr_id
, e
))
222 def vnfd2RO(self
, vnfd
, new_id
=None, additionalParams
=None, nsrId
=None):
224 Converts creates a new vnfd descriptor for RO base on input OSM IM vnfd
225 :param vnfd: input vnfd
226 :param new_id: overrides vnf id if provided
227 :param additionalParams: Instantiation params for VNFs provided
228 :param nsrId: Id of the NSR
229 :return: copy of vnfd
232 vnfd_RO
= deepcopy(vnfd
)
233 # remove unused by RO configuration, monitoring, scaling and internal keys
234 vnfd_RO
.pop("_id", None)
235 vnfd_RO
.pop("_admin", None)
236 vnfd_RO
.pop("vnf-configuration", None)
237 vnfd_RO
.pop("monitoring-param", None)
238 vnfd_RO
.pop("scaling-group-descriptor", None)
239 vnfd_RO
.pop("kdu", None)
240 vnfd_RO
.pop("k8s-cluster", None)
242 vnfd_RO
["id"] = new_id
244 # parse cloud-init or cloud-init-file with the provided variables using Jinja2
245 for vdu
in get_iterable(vnfd_RO
, "vdu"):
246 cloud_init_file
= None
247 if vdu
.get("cloud-init-file"):
248 base_folder
= vnfd
["_admin"]["storage"]
249 cloud_init_file
= "{}/{}/cloud_init/{}".format(base_folder
["folder"], base_folder
["pkg-dir"],
250 vdu
["cloud-init-file"])
251 with self
.fs
.file_open(cloud_init_file
, "r") as ci_file
:
252 cloud_init_content
= ci_file
.read()
253 vdu
.pop("cloud-init-file", None)
254 elif vdu
.get("cloud-init"):
255 cloud_init_content
= vdu
["cloud-init"]
260 ast
= env
.parse(cloud_init_content
)
261 mandatory_vars
= meta
.find_undeclared_variables(ast
)
263 for var
in mandatory_vars
:
264 if not additionalParams
or var
not in additionalParams
.keys():
265 raise LcmException("Variable '{}' defined at vnfd[id={}]:vdu[id={}]:cloud-init/cloud-init-"
266 "file, must be provided in the instantiation parameters inside the "
267 "'additionalParamsForVnf' block".format(var
, vnfd
["id"], vdu
["id"]))
268 template
= Template(cloud_init_content
)
269 cloud_init_content
= template
.render(additionalParams
or {})
270 vdu
["cloud-init"] = cloud_init_content
273 except FsException
as e
:
274 raise LcmException("Error reading vnfd[id={}]:vdu[id={}]:cloud-init-file={}: {}".
275 format(vnfd
["id"], vdu
["id"], cloud_init_file
, e
))
276 except (TemplateError
, TemplateNotFound
, TemplateSyntaxError
) as e
:
277 raise LcmException("Error parsing Jinja2 to cloud-init content at vnfd[id={}]:vdu[id={}]: {}".
278 format(vnfd
["id"], vdu
["id"], e
))
280 def ns_params_2_RO(self
, ns_params
, nsd
, vnfd_dict
, n2vc_key_list
):
282 Creates a RO ns descriptor from OSM ns_instantiate params
283 :param ns_params: OSM instantiate params
284 :return: The RO ns descriptor
288 # TODO feature 1417: Check that no instantiation is set over PDU
289 # check if PDU forces a concrete vim-network-id and add it
290 # check if PDU contains a SDN-assist info (dpid, switch, port) and pass it to RO
292 def vim_account_2_RO(vim_account
):
293 if vim_account
in vim_2_RO
:
294 return vim_2_RO
[vim_account
]
296 db_vim
= self
.db
.get_one("vim_accounts", {"_id": vim_account
})
297 if db_vim
["_admin"]["operationalState"] != "ENABLED":
298 raise LcmException("VIM={} is not available. operationalState={}".format(
299 vim_account
, db_vim
["_admin"]["operationalState"]))
300 RO_vim_id
= db_vim
["_admin"]["deployed"]["RO"]
301 vim_2_RO
[vim_account
] = RO_vim_id
304 def wim_account_2_RO(wim_account
):
305 if isinstance(wim_account
, str):
306 if wim_account
in wim_2_RO
:
307 return wim_2_RO
[wim_account
]
309 db_wim
= self
.db
.get_one("wim_accounts", {"_id": wim_account
})
310 if db_wim
["_admin"]["operationalState"] != "ENABLED":
311 raise LcmException("WIM={} is not available. operationalState={}".format(
312 wim_account
, db_wim
["_admin"]["operationalState"]))
313 RO_wim_id
= db_wim
["_admin"]["deployed"]["RO-account"]
314 wim_2_RO
[wim_account
] = RO_wim_id
319 def ip_profile_2_RO(ip_profile
):
320 RO_ip_profile
= deepcopy((ip_profile
))
321 if "dns-server" in RO_ip_profile
:
322 if isinstance(RO_ip_profile
["dns-server"], list):
323 RO_ip_profile
["dns-address"] = []
324 for ds
in RO_ip_profile
.pop("dns-server"):
325 RO_ip_profile
["dns-address"].append(ds
['address'])
327 RO_ip_profile
["dns-address"] = RO_ip_profile
.pop("dns-server")
328 if RO_ip_profile
.get("ip-version") == "ipv4":
329 RO_ip_profile
["ip-version"] = "IPv4"
330 if RO_ip_profile
.get("ip-version") == "ipv6":
331 RO_ip_profile
["ip-version"] = "IPv6"
332 if "dhcp-params" in RO_ip_profile
:
333 RO_ip_profile
["dhcp"] = RO_ip_profile
.pop("dhcp-params")
339 # "name": ns_params["nsName"],
340 # "description": ns_params.get("nsDescription"),
341 "datacenter": vim_account_2_RO(ns_params
["vimAccountId"]),
342 "wim_account": wim_account_2_RO(ns_params
.get("wimAccountId")),
343 # "scenario": ns_params["nsdId"],
346 n2vc_key_list
= n2vc_key_list
or []
347 for vnfd_ref
, vnfd
in vnfd_dict
.items():
348 vdu_needed_access
= []
350 if vnfd
.get("vnf-configuration"):
351 ssh_required
= deep_get(vnfd
, ("vnf-configuration", "config-access", "ssh-access", "required"))
352 if ssh_required
and vnfd
.get("mgmt-interface"):
353 if vnfd
["mgmt-interface"].get("vdu-id"):
354 vdu_needed_access
.append(vnfd
["mgmt-interface"]["vdu-id"])
355 elif vnfd
["mgmt-interface"].get("cp"):
356 mgmt_cp
= vnfd
["mgmt-interface"]["cp"]
358 for vdu
in vnfd
.get("vdu", ()):
359 if vdu
.get("vdu-configuration"):
360 ssh_required
= deep_get(vdu
, ("vdu-configuration", "config-access", "ssh-access", "required"))
362 vdu_needed_access
.append(vdu
["id"])
364 for vdu_interface
in vdu
.get("interface"):
365 if vdu_interface
.get("external-connection-point-ref") and \
366 vdu_interface
["external-connection-point-ref"] == mgmt_cp
:
367 vdu_needed_access
.append(vdu
["id"])
371 if vdu_needed_access
:
372 for vnf_member
in nsd
.get("constituent-vnfd"):
373 if vnf_member
["vnfd-id-ref"] != vnfd_ref
:
375 for vdu
in vdu_needed_access
:
376 populate_dict(RO_ns_params
,
377 ("vnfs", vnf_member
["member-vnf-index"], "vdus", vdu
, "mgmt_keys"),
380 if ns_params
.get("vduImage"):
381 RO_ns_params
["vduImage"] = ns_params
["vduImage"]
383 if ns_params
.get("ssh_keys"):
384 RO_ns_params
["cloud-config"] = {"key-pairs": ns_params
["ssh_keys"]}
385 for vnf_params
in get_iterable(ns_params
, "vnf"):
386 for constituent_vnfd
in nsd
["constituent-vnfd"]:
387 if constituent_vnfd
["member-vnf-index"] == vnf_params
["member-vnf-index"]:
388 vnf_descriptor
= vnfd_dict
[constituent_vnfd
["vnfd-id-ref"]]
391 raise LcmException("Invalid instantiate parameter vnf:member-vnf-index={} is not present at nsd:"
392 "constituent-vnfd".format(vnf_params
["member-vnf-index"]))
393 if vnf_params
.get("vimAccountId"):
394 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "datacenter"),
395 vim_account_2_RO(vnf_params
["vimAccountId"]))
397 for vdu_params
in get_iterable(vnf_params
, "vdu"):
398 # TODO feature 1417: check that this VDU exist and it is not a PDU
399 if vdu_params
.get("volume"):
400 for volume_params
in vdu_params
["volume"]:
401 if volume_params
.get("vim-volume-id"):
402 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
403 vdu_params
["id"], "devices", volume_params
["name"], "vim_id"),
404 volume_params
["vim-volume-id"])
405 if vdu_params
.get("interface"):
406 for interface_params
in vdu_params
["interface"]:
407 if interface_params
.get("ip-address"):
408 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
409 vdu_params
["id"], "interfaces", interface_params
["name"],
411 interface_params
["ip-address"])
412 if interface_params
.get("mac-address"):
413 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
414 vdu_params
["id"], "interfaces", interface_params
["name"],
416 interface_params
["mac-address"])
417 if interface_params
.get("floating-ip-required"):
418 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
419 vdu_params
["id"], "interfaces", interface_params
["name"],
421 interface_params
["floating-ip-required"])
423 for internal_vld_params
in get_iterable(vnf_params
, "internal-vld"):
424 if internal_vld_params
.get("vim-network-name"):
425 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
426 internal_vld_params
["name"], "vim-network-name"),
427 internal_vld_params
["vim-network-name"])
428 if internal_vld_params
.get("vim-network-id"):
429 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
430 internal_vld_params
["name"], "vim-network-id"),
431 internal_vld_params
["vim-network-id"])
432 if internal_vld_params
.get("ip-profile"):
433 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
434 internal_vld_params
["name"], "ip-profile"),
435 ip_profile_2_RO(internal_vld_params
["ip-profile"]))
436 if internal_vld_params
.get("provider-network"):
438 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
439 internal_vld_params
["name"], "provider-network"),
440 internal_vld_params
["provider-network"].copy())
442 for icp_params
in get_iterable(internal_vld_params
, "internal-connection-point"):
445 for vdu_descriptor
in vnf_descriptor
["vdu"]:
446 for vdu_interface
in vdu_descriptor
["interface"]:
447 if vdu_interface
.get("internal-connection-point-ref") == icp_params
["id-ref"]:
448 if icp_params
.get("ip-address"):
449 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
450 vdu_descriptor
["id"], "interfaces",
451 vdu_interface
["name"], "ip_address"),
452 icp_params
["ip-address"])
454 if icp_params
.get("mac-address"):
455 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
456 vdu_descriptor
["id"], "interfaces",
457 vdu_interface
["name"], "mac_address"),
458 icp_params
["mac-address"])
464 raise LcmException("Invalid instantiate parameter vnf:member-vnf-index[{}]:"
465 "internal-vld:id-ref={} is not present at vnfd:internal-"
466 "connection-point".format(vnf_params
["member-vnf-index"],
467 icp_params
["id-ref"]))
469 for vld_params
in get_iterable(ns_params
, "vld"):
470 if "ip-profile" in vld_params
:
471 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "ip-profile"),
472 ip_profile_2_RO(vld_params
["ip-profile"]))
474 if vld_params
.get("provider-network"):
476 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "provider-network"),
477 vld_params
["provider-network"].copy())
479 if "wimAccountId" in vld_params
and vld_params
["wimAccountId"] is not None:
480 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "wim_account"),
481 wim_account_2_RO(vld_params
["wimAccountId"])),
482 if vld_params
.get("vim-network-name"):
484 if isinstance(vld_params
["vim-network-name"], dict):
485 for vim_account
, vim_net
in vld_params
["vim-network-name"].items():
486 RO_vld_sites
.append({
487 "netmap-use": vim_net
,
488 "datacenter": vim_account_2_RO(vim_account
)
490 else: # isinstance str
491 RO_vld_sites
.append({"netmap-use": vld_params
["vim-network-name"]})
493 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "sites"), RO_vld_sites
)
495 if vld_params
.get("vim-network-id"):
497 if isinstance(vld_params
["vim-network-id"], dict):
498 for vim_account
, vim_net
in vld_params
["vim-network-id"].items():
499 RO_vld_sites
.append({
500 "netmap-use": vim_net
,
501 "datacenter": vim_account_2_RO(vim_account
)
503 else: # isinstance str
504 RO_vld_sites
.append({"netmap-use": vld_params
["vim-network-id"]})
506 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "sites"), RO_vld_sites
)
507 if vld_params
.get("ns-net"):
508 if isinstance(vld_params
["ns-net"], dict):
509 for vld_id
, instance_scenario_id
in vld_params
["ns-net"].items():
510 RO_vld_ns_net
= {"instance_scenario_id": instance_scenario_id
, "osm_id": vld_id
}
511 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "use-network"), RO_vld_ns_net
)
512 if "vnfd-connection-point-ref" in vld_params
:
513 for cp_params
in vld_params
["vnfd-connection-point-ref"]:
515 for constituent_vnfd
in nsd
["constituent-vnfd"]:
516 if constituent_vnfd
["member-vnf-index"] == cp_params
["member-vnf-index-ref"]:
517 vnf_descriptor
= vnfd_dict
[constituent_vnfd
["vnfd-id-ref"]]
521 "Invalid instantiate parameter vld:vnfd-connection-point-ref:member-vnf-index-ref={} "
522 "is not present at nsd:constituent-vnfd".format(cp_params
["member-vnf-index-ref"]))
524 for vdu_descriptor
in vnf_descriptor
["vdu"]:
525 for interface_descriptor
in vdu_descriptor
["interface"]:
526 if interface_descriptor
.get("external-connection-point-ref") == \
527 cp_params
["vnfd-connection-point-ref"]:
534 "Invalid instantiate parameter vld:vnfd-connection-point-ref:member-vnf-index-ref={}:"
535 "vnfd-connection-point-ref={} is not present at vnfd={}".format(
536 cp_params
["member-vnf-index-ref"],
537 cp_params
["vnfd-connection-point-ref"],
538 vnf_descriptor
["id"]))
539 if cp_params
.get("ip-address"):
540 populate_dict(RO_ns_params
, ("vnfs", cp_params
["member-vnf-index-ref"], "vdus",
541 vdu_descriptor
["id"], "interfaces",
542 interface_descriptor
["name"], "ip_address"),
543 cp_params
["ip-address"])
544 if cp_params
.get("mac-address"):
545 populate_dict(RO_ns_params
, ("vnfs", cp_params
["member-vnf-index-ref"], "vdus",
546 vdu_descriptor
["id"], "interfaces",
547 interface_descriptor
["name"], "mac_address"),
548 cp_params
["mac-address"])
551 def scale_vnfr(self
, db_vnfr
, vdu_create
=None, vdu_delete
=None):
552 # make a copy to do not change
553 vdu_create
= copy(vdu_create
)
554 vdu_delete
= copy(vdu_delete
)
556 vdurs
= db_vnfr
.get("vdur")
559 vdu_index
= len(vdurs
)
562 vdur
= vdurs
[vdu_index
]
563 if vdur
.get("pdu-type"):
565 vdu_id_ref
= vdur
["vdu-id-ref"]
566 if vdu_create
and vdu_create
.get(vdu_id_ref
):
567 for index
in range(0, vdu_create
[vdu_id_ref
]):
568 vdur
= deepcopy(vdur
)
569 vdur
["_id"] = str(uuid4())
570 vdur
["count-index"] += 1
571 vdurs
.insert(vdu_index
+1+index
, vdur
)
572 del vdu_create
[vdu_id_ref
]
573 if vdu_delete
and vdu_delete
.get(vdu_id_ref
):
575 vdu_delete
[vdu_id_ref
] -= 1
576 if not vdu_delete
[vdu_id_ref
]:
577 del vdu_delete
[vdu_id_ref
]
578 # check all operations are done
579 if vdu_create
or vdu_delete
:
580 raise LcmException("Error scaling OUT VNFR for {}. There is not any existing vnfr. Scaled to 0?".format(
583 raise LcmException("Error scaling IN VNFR for {}. There is not any existing vnfr. Scaled to 0?".format(
586 vnfr_update
= {"vdur": vdurs
}
587 db_vnfr
["vdur"] = vdurs
588 self
.update_db_2("vnfrs", db_vnfr
["_id"], vnfr_update
)
590 def ns_update_nsr(self
, ns_update_nsr
, db_nsr
, nsr_desc_RO
):
592 Updates database nsr with the RO info for the created vld
593 :param ns_update_nsr: dictionary to be filled with the updated info
594 :param db_nsr: content of db_nsr. This is also modified
595 :param nsr_desc_RO: nsr descriptor from RO
596 :return: Nothing, LcmException is raised on errors
599 for vld_index
, vld
in enumerate(get_iterable(db_nsr
, "vld")):
600 for net_RO
in get_iterable(nsr_desc_RO
, "nets"):
601 if vld
["id"] != net_RO
.get("ns_net_osm_id"):
603 vld
["vim-id"] = net_RO
.get("vim_net_id")
604 vld
["name"] = net_RO
.get("vim_name")
605 vld
["status"] = net_RO
.get("status")
606 vld
["status-detailed"] = net_RO
.get("error_msg")
607 ns_update_nsr
["vld.{}".format(vld_index
)] = vld
610 raise LcmException("ns_update_nsr: Not found vld={} at RO info".format(vld
["id"]))
612 def set_vnfr_at_error(self
, db_vnfrs
, error_text
):
614 for db_vnfr
in db_vnfrs
.values():
615 vnfr_update
= {"status": "ERROR"}
616 for vdu_index
, vdur
in enumerate(get_iterable(db_vnfr
, "vdur")):
617 if "status" not in vdur
:
618 vdur
["status"] = "ERROR"
619 vnfr_update
["vdur.{}.status".format(vdu_index
)] = "ERROR"
621 vdur
["status-detailed"] = str(error_text
)
622 vnfr_update
["vdur.{}.status-detailed".format(vdu_index
)] = "ERROR"
623 self
.update_db_2("vnfrs", db_vnfr
["_id"], vnfr_update
)
624 except DbException
as e
:
625 self
.logger
.error("Cannot update vnf. {}".format(e
))
627 def ns_update_vnfr(self
, db_vnfrs
, nsr_desc_RO
):
629 Updates database vnfr with the RO info, e.g. ip_address, vim_id... Descriptor db_vnfrs is also updated
630 :param db_vnfrs: dictionary with member-vnf-index: vnfr-content
631 :param nsr_desc_RO: nsr descriptor from RO
632 :return: Nothing, LcmException is raised on errors
634 for vnf_index
, db_vnfr
in db_vnfrs
.items():
635 for vnf_RO
in nsr_desc_RO
["vnfs"]:
636 if vnf_RO
["member_vnf_index"] != vnf_index
:
639 if vnf_RO
.get("ip_address"):
640 db_vnfr
["ip-address"] = vnfr_update
["ip-address"] = vnf_RO
["ip_address"].split(";")[0]
641 elif not db_vnfr
.get("ip-address"):
642 if db_vnfr
.get("vdur"): # if not VDUs, there is not ip_address
643 raise LcmExceptionNoMgmtIP("ns member_vnf_index '{}' has no IP address".format(vnf_index
))
645 for vdu_index
, vdur
in enumerate(get_iterable(db_vnfr
, "vdur")):
646 vdur_RO_count_index
= 0
647 if vdur
.get("pdu-type"):
649 for vdur_RO
in get_iterable(vnf_RO
, "vms"):
650 if vdur
["vdu-id-ref"] != vdur_RO
["vdu_osm_id"]:
652 if vdur
["count-index"] != vdur_RO_count_index
:
653 vdur_RO_count_index
+= 1
655 vdur
["vim-id"] = vdur_RO
.get("vim_vm_id")
656 if vdur_RO
.get("ip_address"):
657 vdur
["ip-address"] = vdur_RO
["ip_address"].split(";")[0]
659 vdur
["ip-address"] = None
660 vdur
["vdu-id-ref"] = vdur_RO
.get("vdu_osm_id")
661 vdur
["name"] = vdur_RO
.get("vim_name")
662 vdur
["status"] = vdur_RO
.get("status")
663 vdur
["status-detailed"] = vdur_RO
.get("error_msg")
664 for ifacer
in get_iterable(vdur
, "interfaces"):
665 for interface_RO
in get_iterable(vdur_RO
, "interfaces"):
666 if ifacer
["name"] == interface_RO
.get("internal_name"):
667 ifacer
["ip-address"] = interface_RO
.get("ip_address")
668 ifacer
["mac-address"] = interface_RO
.get("mac_address")
671 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vdur={} interface={} "
673 .format(vnf_index
, vdur
["vdu-id-ref"], ifacer
["name"]))
674 vnfr_update
["vdur.{}".format(vdu_index
)] = vdur
677 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vdur={} count_index={} from "
678 "VIM info".format(vnf_index
, vdur
["vdu-id-ref"], vdur
["count-index"]))
680 for vld_index
, vld
in enumerate(get_iterable(db_vnfr
, "vld")):
681 for net_RO
in get_iterable(nsr_desc_RO
, "nets"):
682 if vld
["id"] != net_RO
.get("vnf_net_osm_id"):
684 vld
["vim-id"] = net_RO
.get("vim_net_id")
685 vld
["name"] = net_RO
.get("vim_name")
686 vld
["status"] = net_RO
.get("status")
687 vld
["status-detailed"] = net_RO
.get("error_msg")
688 vnfr_update
["vld.{}".format(vld_index
)] = vld
691 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vld={} from VIM info".format(
692 vnf_index
, vld
["id"]))
694 self
.update_db_2("vnfrs", db_vnfr
["_id"], vnfr_update
)
698 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} from VIM info".format(vnf_index
))
700 def _get_ns_config_info(self
, nsr_id
):
702 Generates a mapping between vnf,vdu elements and the N2VC id
703 :param nsr_id: id of nsr to get last database _admin.deployed.VCA that contains this list
704 :return: a dictionary with {osm-config-mapping: {}} where its element contains:
705 "<member-vnf-index>": <N2VC-id> for a vnf configuration, or
706 "<member-vnf-index>.<vdu.id>.<vdu replica(0, 1,..)>": <N2VC-id> for a vdu configuration
708 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
709 vca_deployed_list
= db_nsr
["_admin"]["deployed"]["VCA"]
711 ns_config_info
= {"osm-config-mapping": mapping
}
712 for vca
in vca_deployed_list
:
713 if not vca
["member-vnf-index"]:
715 if not vca
["vdu_id"]:
716 mapping
[vca
["member-vnf-index"]] = vca
["application"]
718 mapping
["{}.{}.{}".format(vca
["member-vnf-index"], vca
["vdu_id"], vca
["vdu_count_index"])] =\
720 return ns_config_info
723 def _get_initial_config_primitive_list(desc_primitive_list
, vca_deployed
):
725 Generates a list of initial-config-primitive based on the list provided by the descriptor. It includes internal
726 primitives as verify-ssh-credentials, or config when needed
727 :param desc_primitive_list: information of the descriptor
728 :param vca_deployed: information of the deployed, needed for known if it is related to an NS, VNF, VDU and if
729 this element contains a ssh public key
730 :return: The modified list. Can ba an empty list, but always a list
732 if desc_primitive_list
:
733 primitive_list
= desc_primitive_list
.copy()
736 # look for primitive config, and get the position. None if not present
737 config_position
= None
738 for index
, primitive
in enumerate(primitive_list
):
739 if primitive
["name"] == "config":
740 config_position
= index
743 # for NS, add always a config primitive if not present (bug 874)
744 if not vca_deployed
["member-vnf-index"] and config_position
is None:
745 primitive_list
.insert(0, {"name": "config", "parameter": []})
747 # for VNF/VDU add verify-ssh-credentials after config
748 if vca_deployed
["member-vnf-index"] and config_position
is not None and vca_deployed
.get("ssh-public-key"):
749 primitive_list
.insert(config_position
+ 1, {"name": "verify-ssh-credentials", "parameter": []})
750 return primitive_list
752 async def instantiate_RO(self
, logging_text
, nsr_id
, nsd
, db_nsr
, db_nslcmop
, db_vnfrs
, db_vnfds_ref
,
753 n2vc_key_list
, stage
):
756 RO_descriptor_number
= 0 # number of descriptors created at RO
757 vnf_index_2_RO_id
= {} # map between vnfd/nsd id to the id used at RO
758 nslcmop_id
= db_nslcmop
["_id"]
759 start_deploy
= time()
760 ns_params
= db_nslcmop
.get("operationParams")
761 if ns_params
and ns_params
.get("timeout_ns_deploy"):
762 timeout_ns_deploy
= ns_params
["timeout_ns_deploy"]
764 timeout_ns_deploy
= self
.timeout
.get("ns_deploy", self
.timeout_ns_deploy
)
766 # Check for and optionally request placement optimization. Database will be updated if placement activated
767 stage
[2] = "Waiting for Placement."
768 await self
.do_placement(logging_text
, db_nslcmop
, db_vnfrs
)
772 # get vnfds, instantiate at RO
773 for c_vnf
in nsd
.get("constituent-vnfd", ()):
774 member_vnf_index
= c_vnf
["member-vnf-index"]
775 vnfd
= db_vnfds_ref
[c_vnf
['vnfd-id-ref']]
776 vnfd_ref
= vnfd
["id"]
778 stage
[2] = "Creating vnfd='{}' member_vnf_index='{}' at RO".format(vnfd_ref
, member_vnf_index
)
779 db_nsr_update
["detailed-status"] = " ".join(stage
)
780 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
781 self
._write
_op
_status
(nslcmop_id
, stage
)
783 # self.logger.debug(logging_text + stage[2])
784 vnfd_id_RO
= "{}.{}.{}".format(nsr_id
, RO_descriptor_number
, member_vnf_index
[:23])
785 vnf_index_2_RO_id
[member_vnf_index
] = vnfd_id_RO
786 RO_descriptor_number
+= 1
788 # look position at deployed.RO.vnfd if not present it will be appended at the end
789 for index
, vnf_deployed
in enumerate(db_nsr
["_admin"]["deployed"]["RO"]["vnfd"]):
790 if vnf_deployed
["member-vnf-index"] == member_vnf_index
:
793 index
= len(db_nsr
["_admin"]["deployed"]["RO"]["vnfd"])
794 db_nsr
["_admin"]["deployed"]["RO"]["vnfd"].append(None)
797 RO_update
= {"member-vnf-index": member_vnf_index
}
798 vnfd_list
= await self
.RO
.get_list("vnfd", filter_by
={"osm_id": vnfd_id_RO
})
800 RO_update
["id"] = vnfd_list
[0]["uuid"]
801 self
.logger
.debug(logging_text
+ "vnfd='{}' member_vnf_index='{}' exists at RO. Using RO_id={}".
802 format(vnfd_ref
, member_vnf_index
, vnfd_list
[0]["uuid"]))
804 vnfd_RO
= self
.vnfd2RO(vnfd
, vnfd_id_RO
, db_vnfrs
[c_vnf
["member-vnf-index"]].
805 get("additionalParamsForVnf"), nsr_id
)
806 desc
= await self
.RO
.create("vnfd", descriptor
=vnfd_RO
)
807 RO_update
["id"] = desc
["uuid"]
808 self
.logger
.debug(logging_text
+ "vnfd='{}' member_vnf_index='{}' created at RO. RO_id={}".format(
809 vnfd_ref
, member_vnf_index
, desc
["uuid"]))
810 db_nsr_update
["_admin.deployed.RO.vnfd.{}".format(index
)] = RO_update
811 db_nsr
["_admin"]["deployed"]["RO"]["vnfd"][index
] = RO_update
816 stage
[2] = "Creating nsd={} at RO".format(nsd_ref
)
817 db_nsr_update
["detailed-status"] = " ".join(stage
)
818 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
819 self
._write
_op
_status
(nslcmop_id
, stage
)
821 # self.logger.debug(logging_text + stage[2])
822 RO_osm_nsd_id
= "{}.{}.{}".format(nsr_id
, RO_descriptor_number
, nsd_ref
[:23])
823 RO_descriptor_number
+= 1
824 nsd_list
= await self
.RO
.get_list("nsd", filter_by
={"osm_id": RO_osm_nsd_id
})
826 db_nsr_update
["_admin.deployed.RO.nsd_id"] = RO_nsd_uuid
= nsd_list
[0]["uuid"]
827 self
.logger
.debug(logging_text
+ "nsd={} exists at RO. Using RO_id={}".format(
828 nsd_ref
, RO_nsd_uuid
))
830 nsd_RO
= deepcopy(nsd
)
831 nsd_RO
["id"] = RO_osm_nsd_id
832 nsd_RO
.pop("_id", None)
833 nsd_RO
.pop("_admin", None)
834 for c_vnf
in nsd_RO
.get("constituent-vnfd", ()):
835 member_vnf_index
= c_vnf
["member-vnf-index"]
836 c_vnf
["vnfd-id-ref"] = vnf_index_2_RO_id
[member_vnf_index
]
837 for c_vld
in nsd_RO
.get("vld", ()):
838 for cp
in c_vld
.get("vnfd-connection-point-ref", ()):
839 member_vnf_index
= cp
["member-vnf-index-ref"]
840 cp
["vnfd-id-ref"] = vnf_index_2_RO_id
[member_vnf_index
]
842 desc
= await self
.RO
.create("nsd", descriptor
=nsd_RO
)
843 db_nsr_update
["_admin.nsState"] = "INSTANTIATED"
844 db_nsr_update
["_admin.deployed.RO.nsd_id"] = RO_nsd_uuid
= desc
["uuid"]
845 self
.logger
.debug(logging_text
+ "nsd={} created at RO. RO_id={}".format(nsd_ref
, RO_nsd_uuid
))
846 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
849 stage
[2] = "Creating nsd={} at RO".format(nsd_ref
)
850 db_nsr_update
["detailed-status"] = " ".join(stage
)
851 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
852 self
._write
_op
_status
(nslcmop_id
, stage
)
854 # if present use it unless in error status
855 RO_nsr_id
= deep_get(db_nsr
, ("_admin", "deployed", "RO", "nsr_id"))
858 stage
[2] = "Looking for existing ns at RO"
859 db_nsr_update
["detailed-status"] = " ".join(stage
)
860 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
861 self
._write
_op
_status
(nslcmop_id
, stage
)
862 # self.logger.debug(logging_text + stage[2] + " RO_ns_id={}".format(RO_nsr_id))
863 desc
= await self
.RO
.show("ns", RO_nsr_id
)
865 except ROclient
.ROClientException
as e
:
866 if e
.http_code
!= HTTPStatus
.NOT_FOUND
:
868 RO_nsr_id
= db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
870 ns_status
, ns_status_info
= self
.RO
.check_ns_status(desc
)
871 db_nsr_update
["_admin.deployed.RO.nsr_status"] = ns_status
872 if ns_status
== "ERROR":
873 stage
[2] = "Deleting ns at RO. RO_ns_id={}".format(RO_nsr_id
)
874 self
.logger
.debug(logging_text
+ stage
[2])
875 await self
.RO
.delete("ns", RO_nsr_id
)
876 RO_nsr_id
= db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
878 stage
[2] = "Checking dependencies"
879 db_nsr_update
["detailed-status"] = " ".join(stage
)
880 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
881 self
._write
_op
_status
(nslcmop_id
, stage
)
882 # self.logger.debug(logging_text + stage[2])
884 # check if VIM is creating and wait look if previous tasks in process
885 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("vim_account", ns_params
["vimAccountId"])
887 stage
[2] = "Waiting for related tasks '{}' to be completed".format(task_name
)
888 self
.logger
.debug(logging_text
+ stage
[2])
889 await asyncio
.wait(task_dependency
, timeout
=3600)
890 if ns_params
.get("vnf"):
891 for vnf
in ns_params
["vnf"]:
892 if "vimAccountId" in vnf
:
893 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("vim_account",
896 stage
[2] = "Waiting for related tasks '{}' to be completed.".format(task_name
)
897 self
.logger
.debug(logging_text
+ stage
[2])
898 await asyncio
.wait(task_dependency
, timeout
=3600)
900 stage
[2] = "Checking instantiation parameters."
901 RO_ns_params
= self
.ns_params_2_RO(ns_params
, nsd
, db_vnfds_ref
, n2vc_key_list
)
902 stage
[2] = "Deploying ns at VIM."
903 db_nsr_update
["detailed-status"] = " ".join(stage
)
904 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
905 self
._write
_op
_status
(nslcmop_id
, stage
)
907 desc
= await self
.RO
.create("ns", descriptor
=RO_ns_params
, name
=db_nsr
["name"], scenario
=RO_nsd_uuid
)
908 RO_nsr_id
= db_nsr_update
["_admin.deployed.RO.nsr_id"] = desc
["uuid"]
909 db_nsr_update
["_admin.nsState"] = "INSTANTIATED"
910 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "BUILD"
911 self
.logger
.debug(logging_text
+ "ns created at RO. RO_id={}".format(desc
["uuid"]))
913 # wait until NS is ready
914 stage
[2] = "Waiting VIM to deploy ns."
915 db_nsr_update
["detailed-status"] = " ".join(stage
)
916 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
917 self
._write
_op
_status
(nslcmop_id
, stage
)
918 detailed_status_old
= None
919 self
.logger
.debug(logging_text
+ stage
[2] + " RO_ns_id={}".format(RO_nsr_id
))
922 while time() <= start_deploy
+ timeout_ns_deploy
:
923 desc
= await self
.RO
.show("ns", RO_nsr_id
)
927 # desc has changed => update db
928 self
._on
_update
_ro
_db
(nsrs_id
=nsr_id
, ro_descriptor
=desc
)
931 ns_status
, ns_status_info
= self
.RO
.check_ns_status(desc
)
932 db_nsr_update
["_admin.deployed.RO.nsr_status"] = ns_status
933 if ns_status
== "ERROR":
934 raise ROclient
.ROClientException(ns_status_info
)
935 elif ns_status
== "BUILD":
936 stage
[2] = "VIM: ({})".format(ns_status_info
)
937 elif ns_status
== "ACTIVE":
938 stage
[2] = "Waiting for management IP address reported by the VIM. Updating VNFRs."
940 self
.ns_update_vnfr(db_vnfrs
, desc
)
942 except LcmExceptionNoMgmtIP
:
945 assert False, "ROclient.check_ns_status returns unknown {}".format(ns_status
)
946 if stage
[2] != detailed_status_old
:
947 detailed_status_old
= stage
[2]
948 db_nsr_update
["detailed-status"] = " ".join(stage
)
949 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
950 self
._write
_op
_status
(nslcmop_id
, stage
)
951 await asyncio
.sleep(5, loop
=self
.loop
)
952 else: # timeout_ns_deploy
953 raise ROclient
.ROClientException("Timeout waiting ns to be ready")
956 self
.ns_update_nsr(db_nsr_update
, db_nsr
, desc
)
958 db_nsr_update
["_admin.deployed.RO.operational-status"] = "running"
959 # db_nsr["_admin.deployed.RO.detailed-status"] = "Deployed at VIM"
960 stage
[2] = "Deployed at VIM"
961 db_nsr_update
["detailed-status"] = " ".join(stage
)
962 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
963 self
._write
_op
_status
(nslcmop_id
, stage
)
964 # await self._on_update_n2vc_db("nsrs", {"_id": nsr_id}, "_admin.deployed", db_nsr_update)
965 # self.logger.debug(logging_text + "Deployed at VIM")
966 except (ROclient
.ROClientException
, LcmException
, DbException
) as e
:
967 stage
[2] = "ERROR deploying at VIM"
968 self
.set_vnfr_at_error(db_vnfrs
, str(e
))
971 async def wait_vm_up_insert_key_ro(self
, logging_text
, nsr_id
, vnfr_id
, vdu_id
, vdu_index
, pub_key
=None, user
=None):
973 Wait for ip addres at RO, and optionally, insert public key in virtual machine
974 :param logging_text: prefix use for logging
979 :param pub_key: public ssh key to inject, None to skip
980 :param user: user to apply the public ssh key
984 # self.logger.debug(logging_text + "Starting wait_vm_up_insert_key_ro")
994 if ro_retries
>= 360: # 1 hour
995 raise LcmException("Not found _admin.deployed.RO.nsr_id for nsr_id: {}".format(nsr_id
))
997 await asyncio
.sleep(10, loop
=self
.loop
)
1000 if not target_vdu_id
:
1001 db_vnfr
= self
.db
.get_one("vnfrs", {"_id": vnfr_id
})
1003 if not vdu_id
: # for the VNF case
1004 if db_vnfr
.get("status") == "ERROR":
1005 raise LcmException("Cannot inject ssh-key because target VNF is in error state")
1006 ip_address
= db_vnfr
.get("ip-address")
1009 vdur
= next((x
for x
in get_iterable(db_vnfr
, "vdur") if x
.get("ip-address") == ip_address
), None)
1011 vdur
= next((x
for x
in get_iterable(db_vnfr
, "vdur")
1012 if x
.get("vdu-id-ref") == vdu_id
and x
.get("count-index") == vdu_index
), None)
1014 if not vdur
and len(db_vnfr
.get("vdur", ())) == 1: # If only one, this should be the target vdu
1015 vdur
= db_vnfr
["vdur"][0]
1017 raise LcmException("Not found vnfr_id={}, vdu_id={}, vdu_index={}".format(vnfr_id
, vdu_id
,
1020 if vdur
.get("pdu-type") or vdur
.get("status") == "ACTIVE":
1021 ip_address
= vdur
.get("ip-address")
1024 target_vdu_id
= vdur
["vdu-id-ref"]
1025 elif vdur
.get("status") == "ERROR":
1026 raise LcmException("Cannot inject ssh-key because target VM is in error state")
1028 if not target_vdu_id
:
1031 # inject public key into machine
1032 if pub_key
and user
:
1033 # wait until NS is deployed at RO
1035 db_nsrs
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1036 ro_nsr_id
= deep_get(db_nsrs
, ("_admin", "deployed", "RO", "nsr_id"))
1040 # self.logger.debug(logging_text + "Inserting RO key")
1041 if vdur
.get("pdu-type"):
1042 self
.logger
.error(logging_text
+ "Cannot inject ssh-ky to a PDU")
1045 ro_vm_id
= "{}-{}".format(db_vnfr
["member-vnf-index-ref"], target_vdu_id
) # TODO add vdu_index
1046 result_dict
= await self
.RO
.create_action(
1048 item_id_name
=ro_nsr_id
,
1049 descriptor
={"add_public_key": pub_key
, "vms": [ro_vm_id
], "user": user
}
1051 # result_dict contains the format {VM-id: {vim_result: 200, description: text}}
1052 if not result_dict
or not isinstance(result_dict
, dict):
1053 raise LcmException("Unknown response from RO when injecting key")
1054 for result
in result_dict
.values():
1055 if result
.get("vim_result") == 200:
1058 raise ROclient
.ROClientException("error injecting key: {}".format(
1059 result
.get("description")))
1061 except ROclient
.ROClientException
as e
:
1063 self
.logger
.debug(logging_text
+ "error injecting key: {}. Retrying until {} seconds".
1067 raise LcmException("Reaching max tries injecting key. Error: {}".format(e
))
1073 async def _wait_dependent_n2vc(self
, nsr_id
, vca_deployed_list
, vca_index
):
1075 Wait until dependent VCA deployments have been finished. NS wait for VNFs and VDUs. VNFs for VDUs
1077 my_vca
= vca_deployed_list
[vca_index
]
1078 if my_vca
.get("vdu_id") or my_vca
.get("kdu_name"):
1079 # vdu or kdu: no dependencies
1083 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1084 vca_deployed_list
= db_nsr
["_admin"]["deployed"]["VCA"]
1085 configuration_status_list
= db_nsr
["configurationStatus"]
1086 for index
, vca_deployed
in enumerate(configuration_status_list
):
1087 if index
== vca_index
:
1090 if not my_vca
.get("member-vnf-index") or \
1091 (vca_deployed
.get("member-vnf-index") == my_vca
.get("member-vnf-index")):
1092 internal_status
= configuration_status_list
[index
].get("status")
1093 if internal_status
== 'READY':
1095 elif internal_status
== 'BROKEN':
1096 raise LcmException("Configuration aborted because dependent charm/s has failed")
1100 # no dependencies, return
1102 await asyncio
.sleep(10)
1105 raise LcmException("Configuration aborted because dependent charm/s timeout")
1107 async def instantiate_N2VC(self
, logging_text
, vca_index
, nsi_id
, db_nsr
, db_vnfr
, vdu_id
, kdu_name
, vdu_index
,
1108 config_descriptor
, deploy_params
, base_folder
, nslcmop_id
, stage
):
1109 nsr_id
= db_nsr
["_id"]
1110 db_update_entry
= "_admin.deployed.VCA.{}.".format(vca_index
)
1111 vca_deployed_list
= db_nsr
["_admin"]["deployed"]["VCA"]
1112 vca_deployed
= db_nsr
["_admin"]["deployed"]["VCA"][vca_index
]
1114 'collection': 'nsrs',
1115 'filter': {'_id': nsr_id
},
1116 'path': db_update_entry
1122 element_under_configuration
= nsr_id
1126 vnfr_id
= db_vnfr
["_id"]
1128 namespace
= "{nsi}.{ns}".format(
1129 nsi
=nsi_id
if nsi_id
else "",
1133 element_type
= 'VNF'
1134 element_under_configuration
= vnfr_id
1135 namespace
+= ".{}".format(vnfr_id
)
1137 namespace
+= ".{}-{}".format(vdu_id
, vdu_index
or 0)
1138 element_type
= 'VDU'
1139 element_under_configuration
= "{}-{}".format(vdu_id
, vdu_index
or 0)
1142 self
.fs
.sync() # Sync from FSMongo
1143 artifact_path
= "{}/{}/charms/{}".format(
1144 base_folder
["folder"],
1145 base_folder
["pkg-dir"],
1146 config_descriptor
["juju"]["charm"]
1149 is_proxy_charm
= deep_get(config_descriptor
, ('juju', 'charm')) is not None
1150 if deep_get(config_descriptor
, ('juju', 'proxy')) is False:
1151 is_proxy_charm
= False
1153 # n2vc_redesign STEP 3.1
1155 # find old ee_id if exists
1156 ee_id
= vca_deployed
.get("ee_id")
1158 # create or register execution environment in VCA
1161 self
._write
_configuration
_status
(
1163 vca_index
=vca_index
,
1165 element_under_configuration
=element_under_configuration
,
1166 element_type
=element_type
1169 step
= "create execution environment"
1170 self
.logger
.debug(logging_text
+ step
)
1171 ee_id
, credentials
= await self
.n2vc
.create_execution_environment(namespace
=namespace
,
1176 step
= "Waiting to VM being up and getting IP address"
1177 self
.logger
.debug(logging_text
+ step
)
1178 rw_mgmt_ip
= await self
.wait_vm_up_insert_key_ro(logging_text
, nsr_id
, vnfr_id
, vdu_id
, vdu_index
,
1179 user
=None, pub_key
=None)
1180 credentials
= {"hostname": rw_mgmt_ip
}
1182 username
= deep_get(config_descriptor
, ("config-access", "ssh-access", "default-user"))
1183 # TODO remove this when changes on IM regarding config-access:ssh-access:default-user were
1184 # merged. Meanwhile let's get username from initial-config-primitive
1185 if not username
and config_descriptor
.get("initial-config-primitive"):
1186 for config_primitive
in config_descriptor
["initial-config-primitive"]:
1187 for param
in config_primitive
.get("parameter", ()):
1188 if param
["name"] == "ssh-username":
1189 username
= param
["value"]
1192 raise LcmException("Cannot determine the username neither with 'initial-config-promitive' nor with "
1193 "'config-access.ssh-access.default-user'")
1194 credentials
["username"] = username
1195 # n2vc_redesign STEP 3.2
1197 self
._write
_configuration
_status
(
1199 vca_index
=vca_index
,
1200 status
='REGISTERING',
1201 element_under_configuration
=element_under_configuration
,
1202 element_type
=element_type
1205 step
= "register execution environment {}".format(credentials
)
1206 self
.logger
.debug(logging_text
+ step
)
1207 ee_id
= await self
.n2vc
.register_execution_environment(credentials
=credentials
, namespace
=namespace
,
1210 # for compatibility with MON/POL modules, the need model and application name at database
1211 # TODO ask to N2VC instead of assuming the format "model_name.application_name"
1212 ee_id_parts
= ee_id
.split('.')
1213 model_name
= ee_id_parts
[0]
1214 application_name
= ee_id_parts
[1]
1215 self
.update_db_2("nsrs", nsr_id
, {db_update_entry
+ "model": model_name
,
1216 db_update_entry
+ "application": application_name
,
1217 db_update_entry
+ "ee_id": ee_id
})
1219 # n2vc_redesign STEP 3.3
1221 step
= "Install configuration Software"
1223 self
._write
_configuration
_status
(
1225 vca_index
=vca_index
,
1226 status
='INSTALLING SW',
1227 element_under_configuration
=element_under_configuration
,
1228 element_type
=element_type
1231 # TODO check if already done
1232 self
.logger
.debug(logging_text
+ step
)
1233 await self
.n2vc
.install_configuration_sw(ee_id
=ee_id
, artifact_path
=artifact_path
, db_dict
=db_dict
)
1235 # write in db flag of configuration_sw already installed
1236 self
.update_db_2("nsrs", nsr_id
, {db_update_entry
+ "config_sw_installed": True})
1238 # add relations for this VCA (wait for other peers related with this VCA)
1239 await self
._add
_vca
_relations
(logging_text
=logging_text
, nsr_id
=nsr_id
, vca_index
=vca_index
)
1241 # if SSH access is required, then get execution environment SSH public
1242 if is_proxy_charm
: # if native charm we have waited already to VM be UP
1245 if deep_get(config_descriptor
, ("config-access", "ssh-access", "required")):
1246 # Needed to inject a ssh key
1247 user
= deep_get(config_descriptor
, ("config-access", "ssh-access", "default-user"))
1248 step
= "Install configuration Software, getting public ssh key"
1249 pub_key
= await self
.n2vc
.get_ee_ssh_public__key(ee_id
=ee_id
, db_dict
=db_dict
)
1251 step
= "Insert public key into VM user={} ssh_key={}".format(user
, pub_key
)
1253 step
= "Waiting to VM being up and getting IP address"
1254 self
.logger
.debug(logging_text
+ step
)
1256 # n2vc_redesign STEP 5.1
1257 # wait for RO (ip-address) Insert pub_key into VM
1259 rw_mgmt_ip
= await self
.wait_vm_up_insert_key_ro(logging_text
, nsr_id
, vnfr_id
, vdu_id
, vdu_index
,
1260 user
=user
, pub_key
=pub_key
)
1262 rw_mgmt_ip
= None # This is for a NS configuration
1264 self
.logger
.debug(logging_text
+ ' VM_ip_address={}'.format(rw_mgmt_ip
))
1266 # store rw_mgmt_ip in deploy params for later replacement
1267 deploy_params
["rw_mgmt_ip"] = rw_mgmt_ip
1269 # n2vc_redesign STEP 6 Execute initial config primitive
1270 step
= 'execute initial config primitive'
1271 initial_config_primitive_list
= config_descriptor
.get('initial-config-primitive')
1273 # sort initial config primitives by 'seq'
1274 if initial_config_primitive_list
:
1276 initial_config_primitive_list
.sort(key
=lambda val
: int(val
['seq']))
1277 except Exception as e
:
1278 self
.logger
.error(logging_text
+ step
+ ": " + str(e
))
1280 self
.logger
.debug(logging_text
+ step
+ ": No initial-config-primitive")
1282 # add config if not present for NS charm
1283 initial_config_primitive_list
= self
._get
_initial
_config
_primitive
_list
(initial_config_primitive_list
,
1286 # wait for dependent primitives execution (NS -> VNF -> VDU)
1287 if initial_config_primitive_list
:
1288 await self
._wait
_dependent
_n
2vc
(nsr_id
, vca_deployed_list
, vca_index
)
1290 # stage, in function of element type: vdu, kdu, vnf or ns
1291 my_vca
= vca_deployed_list
[vca_index
]
1292 if my_vca
.get("vdu_id") or my_vca
.get("kdu_name"):
1294 stage
[0] = 'Stage 3/5: running Day-1 primitives for VDU.'
1295 elif my_vca
.get("member-vnf-index"):
1297 stage
[0] = 'Stage 4/5: running Day-1 primitives for VNF.'
1300 stage
[0] = 'Stage 5/5: running Day-1 primitives for NS.'
1302 self
._write
_configuration
_status
(
1304 vca_index
=vca_index
,
1305 status
='EXECUTING PRIMITIVE'
1308 self
._write
_op
_status
(
1313 check_if_terminated_needed
= True
1314 for initial_config_primitive
in initial_config_primitive_list
:
1315 # adding information on the vca_deployed if it is a NS execution environment
1316 if not vca_deployed
["member-vnf-index"]:
1317 deploy_params
["ns_config_info"] = json
.dumps(self
._get
_ns
_config
_info
(nsr_id
))
1318 # TODO check if already done
1319 primitive_params_
= self
._map
_primitive
_params
(initial_config_primitive
, {}, deploy_params
)
1321 step
= "execute primitive '{}' params '{}'".format(initial_config_primitive
["name"], primitive_params_
)
1322 self
.logger
.debug(logging_text
+ step
)
1323 await self
.n2vc
.exec_primitive(
1325 primitive_name
=initial_config_primitive
["name"],
1326 params_dict
=primitive_params_
,
1329 # Once some primitive has been exec, check and write at db if it needs to exec terminated primitives
1330 if check_if_terminated_needed
:
1331 if config_descriptor
.get('terminate-config-primitive'):
1332 self
.update_db_2("nsrs", nsr_id
, {db_update_entry
+ "needed_terminate": True})
1333 check_if_terminated_needed
= False
1335 # TODO register in database that primitive is done
1337 step
= "instantiated at VCA"
1338 self
.logger
.debug(logging_text
+ step
)
1340 self
._write
_configuration
_status
(
1342 vca_index
=vca_index
,
1346 except Exception as e
: # TODO not use Exception but N2VC exception
1347 # self.update_db_2("nsrs", nsr_id, {db_update_entry + "instantiation": "FAILED"})
1348 if not isinstance(e
, (DbException
, N2VCException
, LcmException
, asyncio
.CancelledError
)):
1349 self
.logger
.error("Exception while {} : {}".format(step
, e
), exc_info
=True)
1350 self
._write
_configuration
_status
(
1352 vca_index
=vca_index
,
1355 raise LcmException("{} {}".format(step
, e
)) from e
1357 def _write_ns_status(self
, nsr_id
: str, ns_state
: str, current_operation
: str, current_operation_id
: str,
1358 error_description
: str = None, error_detail
: str = None, other_update
: dict = None):
1360 Update db_nsr fields.
1363 :param current_operation:
1364 :param current_operation_id:
1365 :param error_description:
1366 :param error_detail:
1367 :param other_update: Other required changes at database if provided, will be cleared
1371 db_dict
= other_update
or {}
1372 db_dict
["_admin.nslcmop"] = current_operation_id
# for backward compatibility
1373 db_dict
["_admin.current-operation"] = current_operation_id
1374 db_dict
["_admin.operation-type"] = current_operation
if current_operation
!= "IDLE" else None
1375 db_dict
["currentOperation"] = current_operation
1376 db_dict
["currentOperationID"] = current_operation_id
1377 db_dict
["errorDescription"] = error_description
1378 db_dict
["errorDetail"] = error_detail
1381 db_dict
["nsState"] = ns_state
1382 self
.update_db_2("nsrs", nsr_id
, db_dict
)
1383 except DbException
as e
:
1384 self
.logger
.warn('Error writing NS status, ns={}: {}'.format(nsr_id
, e
))
1386 def _write_op_status(self
, op_id
: str, stage
: list = None, error_message
: str = None, queuePosition
: int = 0,
1387 operation_state
: str = None, other_update
: dict = None):
1389 db_dict
= other_update
or {}
1390 db_dict
['queuePosition'] = queuePosition
1391 if isinstance(stage
, list):
1392 db_dict
['stage'] = stage
[0]
1393 db_dict
['detailed-status'] = " ".join(stage
)
1394 elif stage
is not None:
1395 db_dict
['stage'] = str(stage
)
1397 if error_message
is not None:
1398 db_dict
['errorMessage'] = error_message
1399 if operation_state
is not None:
1400 db_dict
['operationState'] = operation_state
1401 db_dict
["statusEnteredTime"] = time()
1402 self
.update_db_2("nslcmops", op_id
, db_dict
)
1403 except DbException
as e
:
1404 self
.logger
.warn('Error writing OPERATION status for op_id: {} -> {}'.format(op_id
, e
))
1406 def _write_all_config_status(self
, nsr_id
: str, status
: str):
1409 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1410 # configurationStatus
1411 config_status
= db_nsr
.get('configurationStatus')
1415 db_dict
['configurationStatus'] = list()
1416 for c
in config_status
:
1417 c
['status'] = status
1418 db_dict
['configurationStatus'].append(c
)
1419 self
.update_db_2("nsrs", nsr_id
, db_dict
)
1421 except DbException
as e
:
1422 self
.logger
.warn('Error writing all configuration status, ns={}: {}'.format(nsr_id
, e
))
1424 def _write_configuration_status(self
, nsr_id
: str, vca_index
: int, status
: str = None,
1425 element_under_configuration
: str = None, element_type
: str = None):
1427 # self.logger.debug('_write_configuration_status(): vca_index={}, status={}'
1428 # .format(vca_index, status))
1431 db_path
= 'configurationStatus.{}.'.format(vca_index
)
1434 db_dict
[db_path
+ 'status'] = status
1435 if element_under_configuration
:
1436 db_dict
[db_path
+ 'elementUnderConfiguration'] = element_under_configuration
1438 db_dict
[db_path
+ 'elementType'] = element_type
1439 self
.update_db_2("nsrs", nsr_id
, db_dict
)
1440 except DbException
as e
:
1441 self
.logger
.warn('Error writing configuration status={}, ns={}, vca_index={}: {}'
1442 .format(status
, nsr_id
, vca_index
, e
))
1444 async def do_placement(self
, logging_text
, db_nslcmop
, db_vnfrs
):
1445 placement_engine
= deep_get(db_nslcmop
, ('operationParams', 'placement-engine'))
1446 if placement_engine
== "PLA":
1447 self
.logger
.debug(logging_text
+ "Invoke placement optimization for nslcmopId={}".format(db_nslcmop
['id']))
1448 await self
.msg
.aiowrite("pla", "get_placement", {'nslcmopId': db_nslcmop
['_id']}, loop
=self
.loop
)
1449 db_poll_interval
= 5
1450 wait
= db_poll_interval
* 4
1452 while not pla_result
and wait
>= 0:
1453 await asyncio
.sleep(db_poll_interval
)
1454 wait
-= db_poll_interval
1455 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": db_nslcmop
["_id"]})
1456 pla_result
= deep_get(db_nslcmop
, ('_admin', 'pla'))
1459 raise LcmException("Placement timeout for nslcmopId={}".format(db_nslcmop
['id']))
1461 for pla_vnf
in pla_result
['vnf']:
1462 vnfr
= db_vnfrs
.get(pla_vnf
['member-vnf-index'])
1463 if not pla_vnf
.get('vimAccountId') or not vnfr
:
1465 self
.db
.set_one("vnfrs", {"_id": vnfr
["_id"]}, {"vim-account-id": pla_vnf
['vimAccountId']})
1468 def update_nsrs_with_pla_result(self
, params
):
1470 nslcmop_id
= deep_get(params
, ('placement', 'nslcmopId'))
1471 self
.update_db_2("nslcmops", nslcmop_id
, {"_admin.pla": params
.get('placement')})
1472 except Exception as e
:
1473 self
.logger
.warn('Update failed for nslcmop_id={}:{}'.format(nslcmop_id
, e
))
1475 async def instantiate(self
, nsr_id
, nslcmop_id
):
1478 :param nsr_id: ns instance to deploy
1479 :param nslcmop_id: operation to run
1483 # Try to lock HA task here
1484 task_is_locked_by_me
= self
.lcm_tasks
.lock_HA('ns', 'nslcmops', nslcmop_id
)
1485 if not task_is_locked_by_me
:
1486 self
.logger
.debug('instantiate() task is not locked by me, ns={}'.format(nsr_id
))
1489 logging_text
= "Task ns={} instantiate={} ".format(nsr_id
, nslcmop_id
)
1490 self
.logger
.debug(logging_text
+ "Enter")
1492 # get all needed from database
1494 # database nsrs record
1497 # database nslcmops record
1500 # update operation on nsrs
1502 # update operation on nslcmops
1503 db_nslcmop_update
= {}
1505 nslcmop_operation_state
= None
1506 db_vnfrs
= {} # vnf's info indexed by member-index
1508 tasks_dict_info
= {} # from task to info text
1511 stage
= ['Stage 1/5: preparation of the environment.', "Waiting for previous operations to terminate.", ""]
1512 # ^ stage, step, VIM progress
1514 # wait for any previous tasks in process
1515 await self
.lcm_tasks
.waitfor_related_HA('ns', 'nslcmops', nslcmop_id
)
1517 # STEP 0: Reading database (nslcmops, nsrs, nsds, vnfrs, vnfds)
1518 stage
[1] = "Reading from database,"
1519 # nsState="BUILDING", currentOperation="INSTANTIATING", currentOperationID=nslcmop_id
1520 db_nsr_update
["detailed-status"] = "creating"
1521 db_nsr_update
["operational-status"] = "init"
1522 self
._write
_ns
_status
(
1524 ns_state
="BUILDING",
1525 current_operation
="INSTANTIATING",
1526 current_operation_id
=nslcmop_id
,
1527 other_update
=db_nsr_update
1529 self
._write
_op
_status
(
1535 # read from db: operation
1536 stage
[1] = "Getting nslcmop={} from db".format(nslcmop_id
)
1537 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
1538 ns_params
= db_nslcmop
.get("operationParams")
1539 if ns_params
and ns_params
.get("timeout_ns_deploy"):
1540 timeout_ns_deploy
= ns_params
["timeout_ns_deploy"]
1542 timeout_ns_deploy
= self
.timeout
.get("ns_deploy", self
.timeout_ns_deploy
)
1545 stage
[1] = "Getting nsr={} from db".format(nsr_id
)
1546 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1547 # nsd is replicated into ns (no db read)
1549 # nsr_name = db_nsr["name"] # TODO short-name??
1551 # read from db: vnf's of this ns
1552 stage
[1] = "Getting vnfrs from db"
1553 self
.logger
.debug(logging_text
+ stage
[1])
1554 db_vnfrs_list
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
1556 # read from db: vnfd's for every vnf
1557 db_vnfds_ref
= {} # every vnfd data indexed by vnf name
1558 db_vnfds
= {} # every vnfd data indexed by vnf id
1559 db_vnfds_index
= {} # every vnfd data indexed by vnf member-index
1561 # for each vnf in ns, read vnfd
1562 for vnfr
in db_vnfrs_list
:
1563 db_vnfrs
[vnfr
["member-vnf-index-ref"]] = vnfr
# vnf's dict indexed by member-index: '1', '2', etc
1564 vnfd_id
= vnfr
["vnfd-id"] # vnfd uuid for this vnf
1565 vnfd_ref
= vnfr
["vnfd-ref"] # vnfd name for this vnf
1566 # if we haven't this vnfd, read it from db
1567 if vnfd_id
not in db_vnfds
:
1569 stage
[1] = "Getting vnfd={} id='{}' from db".format(vnfd_id
, vnfd_ref
)
1570 self
.logger
.debug(logging_text
+ stage
[1])
1571 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd_id
})
1574 db_vnfds_ref
[vnfd_ref
] = vnfd
# vnfd's indexed by name
1575 db_vnfds
[vnfd_id
] = vnfd
# vnfd's indexed by id
1576 db_vnfds_index
[vnfr
["member-vnf-index-ref"]] = db_vnfds
[vnfd_id
] # vnfd's indexed by member-index
1578 # Get or generates the _admin.deployed.VCA list
1579 vca_deployed_list
= None
1580 if db_nsr
["_admin"].get("deployed"):
1581 vca_deployed_list
= db_nsr
["_admin"]["deployed"].get("VCA")
1582 if vca_deployed_list
is None:
1583 vca_deployed_list
= []
1584 configuration_status_list
= []
1585 db_nsr_update
["_admin.deployed.VCA"] = vca_deployed_list
1586 db_nsr_update
["configurationStatus"] = configuration_status_list
1587 # add _admin.deployed.VCA to db_nsr dictionary, value=vca_deployed_list
1588 populate_dict(db_nsr
, ("_admin", "deployed", "VCA"), vca_deployed_list
)
1589 elif isinstance(vca_deployed_list
, dict):
1590 # maintain backward compatibility. Change a dict to list at database
1591 vca_deployed_list
= list(vca_deployed_list
.values())
1592 db_nsr_update
["_admin.deployed.VCA"] = vca_deployed_list
1593 populate_dict(db_nsr
, ("_admin", "deployed", "VCA"), vca_deployed_list
)
1595 if not isinstance(deep_get(db_nsr
, ("_admin", "deployed", "RO", "vnfd")), list):
1596 populate_dict(db_nsr
, ("_admin", "deployed", "RO", "vnfd"), [])
1597 db_nsr_update
["_admin.deployed.RO.vnfd"] = []
1599 # set state to INSTANTIATED. When instantiated NBI will not delete directly
1600 db_nsr_update
["_admin.nsState"] = "INSTANTIATED"
1601 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1603 # n2vc_redesign STEP 2 Deploy Network Scenario
1604 stage
[0] = 'Stage 2/5: deployment of KDUs, VMs and execution environments.'
1605 self
._write
_op
_status
(
1610 stage
[1] = "Deploying KDUs,"
1611 # self.logger.debug(logging_text + "Before deploy_kdus")
1612 # Call to deploy_kdus in case exists the "vdu:kdu" param
1613 await self
.deploy_kdus(
1614 logging_text
=logging_text
,
1616 nslcmop_id
=nslcmop_id
,
1619 task_instantiation_info
=tasks_dict_info
,
1622 stage
[1] = "Getting VCA public key."
1623 # n2vc_redesign STEP 1 Get VCA public ssh-key
1624 # feature 1429. Add n2vc public key to needed VMs
1625 n2vc_key
= self
.n2vc
.get_public_key()
1626 n2vc_key_list
= [n2vc_key
]
1627 if self
.vca_config
.get("public_key"):
1628 n2vc_key_list
.append(self
.vca_config
["public_key"])
1630 stage
[1] = "Deploying NS at VIM."
1631 task_ro
= asyncio
.ensure_future(
1632 self
.instantiate_RO(
1633 logging_text
=logging_text
,
1637 db_nslcmop
=db_nslcmop
,
1639 db_vnfds_ref
=db_vnfds_ref
,
1640 n2vc_key_list
=n2vc_key_list
,
1644 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
, "instantiate_RO", task_ro
)
1645 tasks_dict_info
[task_ro
] = "Deploying at VIM"
1647 # n2vc_redesign STEP 3 to 6 Deploy N2VC
1648 stage
[1] = "Deploying Execution Environments."
1649 self
.logger
.debug(logging_text
+ stage
[1])
1651 nsi_id
= None # TODO put nsi_id when this nsr belongs to a NSI
1652 # get_iterable() returns a value from a dict or empty tuple if key does not exist
1653 for c_vnf
in get_iterable(nsd
, "constituent-vnfd"):
1654 vnfd_id
= c_vnf
["vnfd-id-ref"]
1655 vnfd
= db_vnfds_ref
[vnfd_id
]
1656 member_vnf_index
= str(c_vnf
["member-vnf-index"])
1657 db_vnfr
= db_vnfrs
[member_vnf_index
]
1658 base_folder
= vnfd
["_admin"]["storage"]
1664 # Get additional parameters
1666 if db_vnfr
.get("additionalParamsForVnf"):
1667 deploy_params
= self
._format
_additional
_params
(db_vnfr
["additionalParamsForVnf"].copy())
1669 descriptor_config
= vnfd
.get("vnf-configuration")
1670 if descriptor_config
and descriptor_config
.get("juju"):
1672 logging_text
=logging_text
+ "member_vnf_index={} ".format(member_vnf_index
),
1675 nslcmop_id
=nslcmop_id
,
1681 member_vnf_index
=member_vnf_index
,
1682 vdu_index
=vdu_index
,
1684 deploy_params
=deploy_params
,
1685 descriptor_config
=descriptor_config
,
1686 base_folder
=base_folder
,
1687 task_instantiation_info
=tasks_dict_info
,
1691 # Deploy charms for each VDU that supports one.
1692 for vdud
in get_iterable(vnfd
, 'vdu'):
1694 descriptor_config
= vdud
.get('vdu-configuration')
1695 vdur
= next((x
for x
in db_vnfr
["vdur"] if x
["vdu-id-ref"] == vdu_id
), None)
1696 if vdur
.get("additionalParams"):
1697 deploy_params_vdu
= self
._format
_additional
_params
(vdur
["additionalParams"])
1699 deploy_params_vdu
= deploy_params
1700 if descriptor_config
and descriptor_config
.get("juju"):
1701 # look for vdu index in the db_vnfr["vdu"] section
1702 # for vdur_index, vdur in enumerate(db_vnfr["vdur"]):
1703 # if vdur["vdu-id-ref"] == vdu_id:
1706 # raise LcmException("Mismatch vdu_id={} not found in the vnfr['vdur'] list for "
1707 # "member_vnf_index={}".format(vdu_id, member_vnf_index))
1708 # vdu_name = vdur.get("name")
1711 for vdu_index
in range(int(vdud
.get("count", 1))):
1712 # TODO vnfr_params["rw_mgmt_ip"] = vdur["ip-address"]
1714 logging_text
=logging_text
+ "member_vnf_index={}, vdu_id={}, vdu_index={} ".format(
1715 member_vnf_index
, vdu_id
, vdu_index
),
1718 nslcmop_id
=nslcmop_id
,
1724 member_vnf_index
=member_vnf_index
,
1725 vdu_index
=vdu_index
,
1727 deploy_params
=deploy_params_vdu
,
1728 descriptor_config
=descriptor_config
,
1729 base_folder
=base_folder
,
1730 task_instantiation_info
=tasks_dict_info
,
1733 for kdud
in get_iterable(vnfd
, 'kdu'):
1734 kdu_name
= kdud
["name"]
1735 descriptor_config
= kdud
.get('kdu-configuration')
1736 if descriptor_config
and descriptor_config
.get("juju"):
1740 # look for vdu index in the db_vnfr["vdu"] section
1741 # for vdur_index, vdur in enumerate(db_vnfr["vdur"]):
1742 # if vdur["vdu-id-ref"] == vdu_id:
1745 # raise LcmException("Mismatch vdu_id={} not found in the vnfr['vdur'] list for "
1746 # "member_vnf_index={}".format(vdu_id, member_vnf_index))
1747 # vdu_name = vdur.get("name")
1751 logging_text
=logging_text
,
1754 nslcmop_id
=nslcmop_id
,
1760 member_vnf_index
=member_vnf_index
,
1761 vdu_index
=vdu_index
,
1763 deploy_params
=deploy_params
,
1764 descriptor_config
=descriptor_config
,
1765 base_folder
=base_folder
,
1766 task_instantiation_info
=tasks_dict_info
,
1770 # Check if this NS has a charm configuration
1771 descriptor_config
= nsd
.get("ns-configuration")
1772 if descriptor_config
and descriptor_config
.get("juju"):
1775 member_vnf_index
= None
1781 # Get additional parameters
1783 if db_nsr
.get("additionalParamsForNs"):
1784 deploy_params
= self
._format
_additional
_params
(db_nsr
["additionalParamsForNs"].copy())
1785 base_folder
= nsd
["_admin"]["storage"]
1787 logging_text
=logging_text
,
1790 nslcmop_id
=nslcmop_id
,
1796 member_vnf_index
=member_vnf_index
,
1797 vdu_index
=vdu_index
,
1799 deploy_params
=deploy_params
,
1800 descriptor_config
=descriptor_config
,
1801 base_folder
=base_folder
,
1802 task_instantiation_info
=tasks_dict_info
,
1806 # rest of staff will be done at finally
1808 except (ROclient
.ROClientException
, DbException
, LcmException
, N2VCException
) as e
:
1809 self
.logger
.error(logging_text
+ "Exit Exception while '{}': {}".format(stage
[1], e
))
1811 except asyncio
.CancelledError
:
1812 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(stage
[1]))
1813 exc
= "Operation was cancelled"
1814 except Exception as e
:
1815 exc
= traceback
.format_exc()
1816 self
.logger
.critical(logging_text
+ "Exit Exception while '{}': {}".format(stage
[1], e
), exc_info
=True)
1819 error_list
.append(str(exc
))
1821 # wait for pending tasks
1823 stage
[1] = "Waiting for instantiate pending tasks."
1824 self
.logger
.debug(logging_text
+ stage
[1])
1825 error_list
+= await self
._wait
_for
_tasks
(logging_text
, tasks_dict_info
, timeout_ns_deploy
,
1826 stage
, nslcmop_id
, nsr_id
=nsr_id
)
1827 stage
[1] = stage
[2] = ""
1828 except asyncio
.CancelledError
:
1829 error_list
.append("Cancelled")
1830 # TODO cancel all tasks
1831 except Exception as exc
:
1832 error_list
.append(str(exc
))
1834 # update operation-status
1835 db_nsr_update
["operational-status"] = "running"
1836 # let's begin with VCA 'configured' status (later we can change it)
1837 db_nsr_update
["config-status"] = "configured"
1838 for task
, task_name
in tasks_dict_info
.items():
1839 if not task
.done() or task
.cancelled() or task
.exception():
1840 if task_name
.startswith(self
.task_name_deploy_vca
):
1841 # A N2VC task is pending
1842 db_nsr_update
["config-status"] = "failed"
1844 # RO or KDU task is pending
1845 db_nsr_update
["operational-status"] = "failed"
1847 # update status at database
1849 error_detail
= ". ".join(error_list
)
1850 self
.logger
.error(logging_text
+ error_detail
)
1851 error_description_nslcmop
= 'Stage: {}. Detail: {}'.format(stage
[0], error_detail
)
1852 error_description_nsr
= 'Operation: INSTANTIATING.{}, Stage {}'.format(nslcmop_id
, stage
[0])
1854 db_nsr_update
["detailed-status"] = error_description_nsr
+ " Detail: " + error_detail
1855 db_nslcmop_update
["detailed-status"] = error_detail
1856 nslcmop_operation_state
= "FAILED"
1860 error_description_nsr
= error_description_nslcmop
= None
1862 db_nsr_update
["detailed-status"] = "Done"
1863 db_nslcmop_update
["detailed-status"] = "Done"
1864 nslcmop_operation_state
= "COMPLETED"
1867 self
._write
_ns
_status
(
1870 current_operation
="IDLE",
1871 current_operation_id
=None,
1872 error_description
=error_description_nsr
,
1873 error_detail
=error_detail
,
1874 other_update
=db_nsr_update
1877 self
._write
_op
_status
(
1880 error_message
=error_description_nslcmop
,
1881 operation_state
=nslcmop_operation_state
,
1882 other_update
=db_nslcmop_update
,
1885 if nslcmop_operation_state
:
1887 await self
.msg
.aiowrite("ns", "instantiated", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
1888 "operationState": nslcmop_operation_state
},
1890 except Exception as e
:
1891 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
1893 self
.logger
.debug(logging_text
+ "Exit")
1894 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_instantiate")
1896 async def _add_vca_relations(self
, logging_text
, nsr_id
, vca_index
: int, timeout
: int = 3600) -> bool:
1899 # 1. find all relations for this VCA
1900 # 2. wait for other peers related
1905 # STEP 1: find all relations for this VCA
1908 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1911 my_vca
= deep_get(db_nsr
, ('_admin', 'deployed', 'VCA'))[vca_index
]
1913 # read all ns-configuration relations
1914 ns_relations
= list()
1915 db_ns_relations
= deep_get(db_nsr
, ('nsd', 'ns-configuration', 'relation'))
1917 for r
in db_ns_relations
:
1918 # check if this VCA is in the relation
1919 if my_vca
.get('member-vnf-index') in\
1920 (r
.get('entities')[0].get('id'), r
.get('entities')[1].get('id')):
1921 ns_relations
.append(r
)
1923 # read all vnf-configuration relations
1924 vnf_relations
= list()
1925 db_vnfd_list
= db_nsr
.get('vnfd-id')
1927 for vnfd
in db_vnfd_list
:
1928 db_vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd
})
1929 db_vnf_relations
= deep_get(db_vnfd
, ('vnf-configuration', 'relation'))
1930 if db_vnf_relations
:
1931 for r
in db_vnf_relations
:
1932 # check if this VCA is in the relation
1933 if my_vca
.get('vdu_id') in (r
.get('entities')[0].get('id'), r
.get('entities')[1].get('id')):
1934 vnf_relations
.append(r
)
1936 # if no relations, terminate
1937 if not ns_relations
and not vnf_relations
:
1938 self
.logger
.debug(logging_text
+ ' No relations')
1941 self
.logger
.debug(logging_text
+ ' adding relations\n {}\n {}'.format(ns_relations
, vnf_relations
))
1948 if now
- start
>= timeout
:
1949 self
.logger
.error(logging_text
+ ' : timeout adding relations')
1952 # reload nsr from database (we need to update record: _admin.deloyed.VCA)
1953 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1955 # for each defined NS relation, find the VCA's related
1956 for r
in ns_relations
:
1957 from_vca_ee_id
= None
1959 from_vca_endpoint
= None
1960 to_vca_endpoint
= None
1961 vca_list
= deep_get(db_nsr
, ('_admin', 'deployed', 'VCA'))
1962 for vca
in vca_list
:
1963 if vca
.get('member-vnf-index') == r
.get('entities')[0].get('id') \
1964 and vca
.get('config_sw_installed'):
1965 from_vca_ee_id
= vca
.get('ee_id')
1966 from_vca_endpoint
= r
.get('entities')[0].get('endpoint')
1967 if vca
.get('member-vnf-index') == r
.get('entities')[1].get('id') \
1968 and vca
.get('config_sw_installed'):
1969 to_vca_ee_id
= vca
.get('ee_id')
1970 to_vca_endpoint
= r
.get('entities')[1].get('endpoint')
1971 if from_vca_ee_id
and to_vca_ee_id
:
1973 await self
.n2vc
.add_relation(
1974 ee_id_1
=from_vca_ee_id
,
1975 ee_id_2
=to_vca_ee_id
,
1976 endpoint_1
=from_vca_endpoint
,
1977 endpoint_2
=to_vca_endpoint
)
1978 # remove entry from relations list
1979 ns_relations
.remove(r
)
1981 # check failed peers
1983 vca_status_list
= db_nsr
.get('configurationStatus')
1985 for i
in range(len(vca_list
)):
1987 vca_status
= vca_status_list
[i
]
1988 if vca
.get('member-vnf-index') == r
.get('entities')[0].get('id'):
1989 if vca_status
.get('status') == 'BROKEN':
1990 # peer broken: remove relation from list
1991 ns_relations
.remove(r
)
1992 if vca
.get('member-vnf-index') == r
.get('entities')[1].get('id'):
1993 if vca_status
.get('status') == 'BROKEN':
1994 # peer broken: remove relation from list
1995 ns_relations
.remove(r
)
2000 # for each defined VNF relation, find the VCA's related
2001 for r
in vnf_relations
:
2002 from_vca_ee_id
= None
2004 from_vca_endpoint
= None
2005 to_vca_endpoint
= None
2006 vca_list
= deep_get(db_nsr
, ('_admin', 'deployed', 'VCA'))
2007 for vca
in vca_list
:
2008 if vca
.get('vdu_id') == r
.get('entities')[0].get('id') and vca
.get('config_sw_installed'):
2009 from_vca_ee_id
= vca
.get('ee_id')
2010 from_vca_endpoint
= r
.get('entities')[0].get('endpoint')
2011 if vca
.get('vdu_id') == r
.get('entities')[1].get('id') and vca
.get('config_sw_installed'):
2012 to_vca_ee_id
= vca
.get('ee_id')
2013 to_vca_endpoint
= r
.get('entities')[1].get('endpoint')
2014 if from_vca_ee_id
and to_vca_ee_id
:
2016 await self
.n2vc
.add_relation(
2017 ee_id_1
=from_vca_ee_id
,
2018 ee_id_2
=to_vca_ee_id
,
2019 endpoint_1
=from_vca_endpoint
,
2020 endpoint_2
=to_vca_endpoint
)
2021 # remove entry from relations list
2022 vnf_relations
.remove(r
)
2024 # check failed peers
2026 vca_status_list
= db_nsr
.get('configurationStatus')
2028 for i
in range(len(vca_list
)):
2030 vca_status
= vca_status_list
[i
]
2031 if vca
.get('vdu_id') == r
.get('entities')[0].get('id'):
2032 if vca_status
.get('status') == 'BROKEN':
2033 # peer broken: remove relation from list
2034 ns_relations
.remove(r
)
2035 if vca
.get('vdu_id') == r
.get('entities')[1].get('id'):
2036 if vca_status
.get('status') == 'BROKEN':
2037 # peer broken: remove relation from list
2038 ns_relations
.remove(r
)
2044 await asyncio
.sleep(5.0)
2046 if not ns_relations
and not vnf_relations
:
2047 self
.logger
.debug('Relations added')
2052 except Exception as e
:
2053 self
.logger
.warn(logging_text
+ ' ERROR adding relations: {}'.format(e
))
2056 async def deploy_kdus(self
, logging_text
, nsr_id
, nslcmop_id
, db_vnfrs
, db_vnfds
, task_instantiation_info
):
2057 # Launch kdus if present in the descriptor
2059 k8scluster_id_2_uuic
= {"helm-chart": {}, "juju-bundle": {}}
2061 def _get_cluster_id(cluster_id
, cluster_type
):
2062 nonlocal k8scluster_id_2_uuic
2063 if cluster_id
in k8scluster_id_2_uuic
[cluster_type
]:
2064 return k8scluster_id_2_uuic
[cluster_type
][cluster_id
]
2066 db_k8scluster
= self
.db
.get_one("k8sclusters", {"_id": cluster_id
}, fail_on_empty
=False)
2067 if not db_k8scluster
:
2068 raise LcmException("K8s cluster {} cannot be found".format(cluster_id
))
2069 k8s_id
= deep_get(db_k8scluster
, ("_admin", cluster_type
, "id"))
2071 raise LcmException("K8s cluster '{}' has not been initilized for '{}'".format(cluster_id
, cluster_type
))
2072 k8scluster_id_2_uuic
[cluster_type
][cluster_id
] = k8s_id
2075 logging_text
+= "Deploy kdus: "
2078 db_nsr_update
= {"_admin.deployed.K8s": []}
2079 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2082 updated_cluster_list
= []
2084 for vnfr_data
in db_vnfrs
.values():
2085 for kdur
in get_iterable(vnfr_data
, "kdur"):
2086 desc_params
= self
._format
_additional
_params
(kdur
.get("additionalParams"))
2087 vnfd_id
= vnfr_data
.get('vnfd-id')
2088 pkgdir
= deep_get(db_vnfds
.get(vnfd_id
), ('_admin', 'storage', 'pkg-dir'))
2089 if kdur
.get("helm-chart"):
2090 kdumodel
= kdur
["helm-chart"]
2091 k8sclustertype
= "helm-chart"
2092 elif kdur
.get("juju-bundle"):
2093 kdumodel
= kdur
["juju-bundle"]
2094 k8sclustertype
= "juju-bundle"
2096 raise LcmException("kdu type for kdu='{}.{}' is neither helm-chart nor "
2097 "juju-bundle. Maybe an old NBI version is running".
2098 format(vnfr_data
["member-vnf-index-ref"], kdur
["kdu-name"]))
2099 # check if kdumodel is a file and exists
2101 # path format: /vnfdid/pkkdir/kdumodel
2102 filename
= '{}/{}/{}s/{}'.format(vnfd_id
, pkgdir
, k8sclustertype
, kdumodel
)
2103 if self
.fs
.file_exists(filename
, mode
='file') or self
.fs
.file_exists(filename
, mode
='dir'):
2104 kdumodel
= self
.fs
.path
+ filename
2105 except asyncio
.CancelledError
:
2107 except Exception: # it is not a file
2110 k8s_cluster_id
= kdur
["k8s-cluster"]["id"]
2111 step
= "Synchronize repos for k8s cluster '{}'".format(k8s_cluster_id
)
2112 cluster_uuid
= _get_cluster_id(k8s_cluster_id
, k8sclustertype
)
2114 if k8sclustertype
== "helm-chart" and cluster_uuid
not in updated_cluster_list
:
2115 del_repo_list
, added_repo_dict
= await asyncio
.ensure_future(
2116 self
.k8sclusterhelm
.synchronize_repos(cluster_uuid
=cluster_uuid
))
2117 if del_repo_list
or added_repo_dict
:
2118 unset
= {'_admin.helm_charts_added.' + item
: None for item
in del_repo_list
}
2119 updated
= {'_admin.helm_charts_added.' +
2120 item
: name
for item
, name
in added_repo_dict
.items()}
2121 self
.logger
.debug(logging_text
+ "repos synchronized on k8s cluster '{}' to_delete: {}, "
2122 "to_add: {}".format(k8s_cluster_id
, del_repo_list
,
2124 self
.db
.set_one("k8sclusters", {"_id": k8s_cluster_id
}, updated
, unset
=unset
)
2125 updated_cluster_list
.append(cluster_uuid
)
2127 step
= "Instantiating KDU {}.{} in k8s cluster {}".format(vnfr_data
["member-vnf-index-ref"],
2128 kdur
["kdu-name"], k8s_cluster_id
)
2130 k8s_instace_info
= {"kdu-instance": None,
2131 "k8scluster-uuid": cluster_uuid
,
2132 "k8scluster-type": k8sclustertype
,
2133 "member-vnf-index": vnfr_data
["member-vnf-index-ref"],
2134 "kdu-name": kdur
["kdu-name"],
2135 "kdu-model": kdumodel
}
2136 db_nsr_update
["_admin.deployed.K8s.{}".format(index
)] = k8s_instace_info
2137 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2139 db_dict
= {"collection": "nsrs",
2140 "filter": {"_id": nsr_id
},
2141 "path": "_admin.deployed.K8s.{}".format(index
)}
2143 task
= asyncio
.ensure_future(
2144 self
.k8scluster_map
[k8sclustertype
].install(cluster_uuid
=cluster_uuid
, kdu_model
=kdumodel
,
2145 atomic
=True, params
=desc_params
,
2146 db_dict
=db_dict
, timeout
=600,
2147 kdu_name
=kdur
["kdu-name"]))
2149 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
, "instantiate_KDU-{}".format(index
), task
)
2150 task_instantiation_info
[task
] = "Deploying KDU {}".format(kdur
["kdu-name"])
2154 except (LcmException
, asyncio
.CancelledError
):
2156 except Exception as e
:
2157 msg
= "Exception {} while {}: {}".format(type(e
).__name
__, step
, e
)
2158 if isinstance(e
, (N2VCException
, DbException
)):
2159 self
.logger
.error(logging_text
+ msg
)
2161 self
.logger
.critical(logging_text
+ msg
, exc_info
=True)
2162 raise LcmException(msg
)
2165 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2167 def _deploy_n2vc(self
, logging_text
, db_nsr
, db_vnfr
, nslcmop_id
, nsr_id
, nsi_id
, vnfd_id
, vdu_id
,
2168 kdu_name
, member_vnf_index
, vdu_index
, vdu_name
, deploy_params
, descriptor_config
,
2169 base_folder
, task_instantiation_info
, stage
):
2170 # launch instantiate_N2VC in a asyncio task and register task object
2171 # Look where information of this charm is at database <nsrs>._admin.deployed.VCA
2172 # if not found, create one entry and update database
2174 # fill db_nsr._admin.deployed.VCA.<index>
2176 for vca_index
, vca_deployed
in enumerate(db_nsr
["_admin"]["deployed"]["VCA"]):
2177 if not vca_deployed
:
2179 if vca_deployed
.get("member-vnf-index") == member_vnf_index
and \
2180 vca_deployed
.get("vdu_id") == vdu_id
and \
2181 vca_deployed
.get("kdu_name") == kdu_name
and \
2182 vca_deployed
.get("vdu_count_index", 0) == vdu_index
:
2185 # not found, create one.
2187 "member-vnf-index": member_vnf_index
,
2189 "kdu_name": kdu_name
,
2190 "vdu_count_index": vdu_index
,
2191 "operational-status": "init", # TODO revise
2192 "detailed-status": "", # TODO revise
2193 "step": "initial-deploy", # TODO revise
2195 "vdu_name": vdu_name
,
2199 # create VCA and configurationStatus in db
2201 "_admin.deployed.VCA.{}".format(vca_index
): vca_deployed
,
2202 "configurationStatus.{}".format(vca_index
): dict()
2204 self
.update_db_2("nsrs", nsr_id
, db_dict
)
2206 db_nsr
["_admin"]["deployed"]["VCA"].append(vca_deployed
)
2209 task_n2vc
= asyncio
.ensure_future(
2210 self
.instantiate_N2VC(
2211 logging_text
=logging_text
,
2212 vca_index
=vca_index
,
2218 vdu_index
=vdu_index
,
2219 deploy_params
=deploy_params
,
2220 config_descriptor
=descriptor_config
,
2221 base_folder
=base_folder
,
2222 nslcmop_id
=nslcmop_id
,
2226 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
, "instantiate_N2VC-{}".format(vca_index
), task_n2vc
)
2227 task_instantiation_info
[task_n2vc
] = self
.task_name_deploy_vca
+ " {}.{}".format(
2228 member_vnf_index
or "", vdu_id
or "")
2230 # Check if this VNFD has a configured terminate action
2231 def _has_terminate_config_primitive(self
, vnfd
):
2232 vnf_config
= vnfd
.get("vnf-configuration")
2233 if vnf_config
and vnf_config
.get("terminate-config-primitive"):
2239 def _get_terminate_config_primitive_seq_list(vnfd
):
2240 """ Get a numerically sorted list of the sequences for this VNFD's terminate action """
2241 # No need to check for existing primitive twice, already done before
2242 vnf_config
= vnfd
.get("vnf-configuration")
2243 seq_list
= vnf_config
.get("terminate-config-primitive")
2244 # Get all 'seq' tags in seq_list, order sequences numerically, ascending.
2245 seq_list_sorted
= sorted(seq_list
, key
=lambda x
: int(x
['seq']))
2246 return seq_list_sorted
2249 def _create_nslcmop(nsr_id
, operation
, params
):
2251 Creates a ns-lcm-opp content to be stored at database.
2252 :param nsr_id: internal id of the instance
2253 :param operation: instantiate, terminate, scale, action, ...
2254 :param params: user parameters for the operation
2255 :return: dictionary following SOL005 format
2257 # Raise exception if invalid arguments
2258 if not (nsr_id
and operation
and params
):
2260 "Parameters 'nsr_id', 'operation' and 'params' needed to create primitive not provided")
2266 # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
2267 "operationState": "PROCESSING",
2268 "statusEnteredTime": now
,
2269 "nsInstanceId": nsr_id
,
2270 "lcmOperationType": operation
,
2272 "isAutomaticInvocation": False,
2273 "operationParams": params
,
2274 "isCancelPending": False,
2276 "self": "/osm/nslcm/v1/ns_lcm_op_occs/" + _id
,
2277 "nsInstance": "/osm/nslcm/v1/ns_instances/" + nsr_id
,
2282 def _format_additional_params(self
, params
):
2283 params
= params
or {}
2284 for key
, value
in params
.items():
2285 if str(value
).startswith("!!yaml "):
2286 params
[key
] = yaml
.safe_load(value
[7:])
2289 def _get_terminate_primitive_params(self
, seq
, vnf_index
):
2290 primitive
= seq
.get('name')
2291 primitive_params
= {}
2293 "member_vnf_index": vnf_index
,
2294 "primitive": primitive
,
2295 "primitive_params": primitive_params
,
2298 return self
._map
_primitive
_params
(seq
, params
, desc_params
)
2302 def _reintent_or_skip_suboperation(self
, db_nslcmop
, op_index
):
2303 op
= db_nslcmop
.get('_admin', {}).get('operations', [])[op_index
]
2304 if (op
.get('operationState') == 'COMPLETED'):
2305 # b. Skip sub-operation
2306 # _ns_execute_primitive() or RO.create_action() will NOT be executed
2307 return self
.SUBOPERATION_STATUS_SKIP
2309 # c. Reintent executing sub-operation
2310 # The sub-operation exists, and operationState != 'COMPLETED'
2311 # Update operationState = 'PROCESSING' to indicate a reintent.
2312 operationState
= 'PROCESSING'
2313 detailed_status
= 'In progress'
2314 self
._update
_suboperation
_status
(
2315 db_nslcmop
, op_index
, operationState
, detailed_status
)
2316 # Return the sub-operation index
2317 # _ns_execute_primitive() or RO.create_action() will be called from scale()
2318 # with arguments extracted from the sub-operation
2321 # Find a sub-operation where all keys in a matching dictionary must match
2322 # Returns the index of the matching sub-operation, or SUBOPERATION_STATUS_NOT_FOUND if no match
2323 def _find_suboperation(self
, db_nslcmop
, match
):
2324 if (db_nslcmop
and match
):
2325 op_list
= db_nslcmop
.get('_admin', {}).get('operations', [])
2326 for i
, op
in enumerate(op_list
):
2327 if all(op
.get(k
) == match
[k
] for k
in match
):
2329 return self
.SUBOPERATION_STATUS_NOT_FOUND
2331 # Update status for a sub-operation given its index
2332 def _update_suboperation_status(self
, db_nslcmop
, op_index
, operationState
, detailed_status
):
2333 # Update DB for HA tasks
2334 q_filter
= {'_id': db_nslcmop
['_id']}
2335 update_dict
= {'_admin.operations.{}.operationState'.format(op_index
): operationState
,
2336 '_admin.operations.{}.detailed-status'.format(op_index
): detailed_status
}
2337 self
.db
.set_one("nslcmops",
2339 update_dict
=update_dict
,
2340 fail_on_empty
=False)
2342 # Add sub-operation, return the index of the added sub-operation
2343 # Optionally, set operationState, detailed-status, and operationType
2344 # Status and type are currently set for 'scale' sub-operations:
2345 # 'operationState' : 'PROCESSING' | 'COMPLETED' | 'FAILED'
2346 # 'detailed-status' : status message
2347 # 'operationType': may be any type, in the case of scaling: 'PRE-SCALE' | 'POST-SCALE'
2348 # Status and operation type are currently only used for 'scale', but NOT for 'terminate' sub-operations.
2349 def _add_suboperation(self
, db_nslcmop
, vnf_index
, vdu_id
, vdu_count_index
, vdu_name
, primitive
,
2350 mapped_primitive_params
, operationState
=None, detailed_status
=None, operationType
=None,
2351 RO_nsr_id
=None, RO_scaling_info
=None):
2353 return self
.SUBOPERATION_STATUS_NOT_FOUND
2354 # Get the "_admin.operations" list, if it exists
2355 db_nslcmop_admin
= db_nslcmop
.get('_admin', {})
2356 op_list
= db_nslcmop_admin
.get('operations')
2357 # Create or append to the "_admin.operations" list
2358 new_op
= {'member_vnf_index': vnf_index
,
2360 'vdu_count_index': vdu_count_index
,
2361 'primitive': primitive
,
2362 'primitive_params': mapped_primitive_params
}
2364 new_op
['operationState'] = operationState
2366 new_op
['detailed-status'] = detailed_status
2368 new_op
['lcmOperationType'] = operationType
2370 new_op
['RO_nsr_id'] = RO_nsr_id
2372 new_op
['RO_scaling_info'] = RO_scaling_info
2374 # No existing operations, create key 'operations' with current operation as first list element
2375 db_nslcmop_admin
.update({'operations': [new_op
]})
2376 op_list
= db_nslcmop_admin
.get('operations')
2378 # Existing operations, append operation to list
2379 op_list
.append(new_op
)
2381 db_nslcmop_update
= {'_admin.operations': op_list
}
2382 self
.update_db_2("nslcmops", db_nslcmop
['_id'], db_nslcmop_update
)
2383 op_index
= len(op_list
) - 1
2386 # Helper methods for scale() sub-operations
2388 # pre-scale/post-scale:
2389 # Check for 3 different cases:
2390 # a. New: First time execution, return SUBOPERATION_STATUS_NEW
2391 # b. Skip: Existing sub-operation exists, operationState == 'COMPLETED', return SUBOPERATION_STATUS_SKIP
2392 # c. Reintent: Existing sub-operation exists, operationState != 'COMPLETED', return op_index to re-execute
2393 def _check_or_add_scale_suboperation(self
, db_nslcmop
, vnf_index
, vnf_config_primitive
, primitive_params
,
2394 operationType
, RO_nsr_id
=None, RO_scaling_info
=None):
2395 # Find this sub-operation
2396 if (RO_nsr_id
and RO_scaling_info
):
2397 operationType
= 'SCALE-RO'
2399 'member_vnf_index': vnf_index
,
2400 'RO_nsr_id': RO_nsr_id
,
2401 'RO_scaling_info': RO_scaling_info
,
2405 'member_vnf_index': vnf_index
,
2406 'primitive': vnf_config_primitive
,
2407 'primitive_params': primitive_params
,
2408 'lcmOperationType': operationType
2410 op_index
= self
._find
_suboperation
(db_nslcmop
, match
)
2411 if (op_index
== self
.SUBOPERATION_STATUS_NOT_FOUND
):
2412 # a. New sub-operation
2413 # The sub-operation does not exist, add it.
2414 # _ns_execute_primitive() will be called from scale() as usual, with non-modified arguments
2415 # The following parameters are set to None for all kind of scaling:
2417 vdu_count_index
= None
2419 if (RO_nsr_id
and RO_scaling_info
):
2420 vnf_config_primitive
= None
2421 primitive_params
= None
2424 RO_scaling_info
= None
2425 # Initial status for sub-operation
2426 operationState
= 'PROCESSING'
2427 detailed_status
= 'In progress'
2428 # Add sub-operation for pre/post-scaling (zero or more operations)
2429 self
._add
_suboperation
(db_nslcmop
,
2434 vnf_config_primitive
,
2441 return self
.SUBOPERATION_STATUS_NEW
2443 # Return either SUBOPERATION_STATUS_SKIP (operationState == 'COMPLETED'),
2444 # or op_index (operationState != 'COMPLETED')
2445 return self
._reintent
_or
_skip
_suboperation
(db_nslcmop
, op_index
)
2447 # Function to return execution_environment id
2449 def _get_ee_id(self
, vnf_index
, vdu_id
, vca_deployed_list
):
2450 # TODO vdu_index_count
2451 for vca
in vca_deployed_list
:
2452 if vca
["member-vnf-index"] == vnf_index
and vca
["vdu_id"] == vdu_id
:
2455 async def destroy_N2VC(self
, logging_text
, db_nslcmop
, vca_deployed
, config_descriptor
, vca_index
, destroy_ee
=True):
2457 Execute the terminate primitives and destroy the execution environment (if destroy_ee=False
2458 :param logging_text:
2460 :param vca_deployed: Dictionary of deployment info at db_nsr._admin.depoloyed.VCA.<INDEX>
2461 :param config_descriptor: Configuration descriptor of the NSD, VNFD, VNFD.vdu or VNFD.kdu
2462 :param vca_index: index in the database _admin.deployed.VCA
2463 :param destroy_ee: False to do not destroy, because it will be destroyed all of then at once
2464 :return: None or exception
2466 # execute terminate_primitives
2467 terminate_primitives
= config_descriptor
.get("terminate-config-primitive")
2468 vdu_id
= vca_deployed
.get("vdu_id")
2469 vdu_count_index
= vca_deployed
.get("vdu_count_index")
2470 vdu_name
= vca_deployed
.get("vdu_name")
2471 vnf_index
= vca_deployed
.get("member-vnf-index")
2472 if terminate_primitives
and vca_deployed
.get("needed_terminate"):
2473 # Get all 'seq' tags in seq_list, order sequences numerically, ascending.
2474 terminate_primitives
= sorted(terminate_primitives
, key
=lambda x
: int(x
['seq']))
2475 for seq
in terminate_primitives
:
2476 # For each sequence in list, get primitive and call _ns_execute_primitive()
2477 step
= "Calling terminate action for vnf_member_index={} primitive={}".format(
2478 vnf_index
, seq
.get("name"))
2479 self
.logger
.debug(logging_text
+ step
)
2480 # Create the primitive for each sequence, i.e. "primitive": "touch"
2481 primitive
= seq
.get('name')
2482 mapped_primitive_params
= self
._get
_terminate
_primitive
_params
(seq
, vnf_index
)
2483 # The following 3 parameters are currently set to None for 'terminate':
2484 # vdu_id, vdu_count_index, vdu_name
2487 self
._add
_suboperation
(db_nslcmop
,
2493 mapped_primitive_params
)
2494 # Sub-operations: Call _ns_execute_primitive() instead of action()
2496 result
, result_detail
= await self
._ns
_execute
_primitive
(vca_deployed
["ee_id"], primitive
,
2497 mapped_primitive_params
)
2498 except LcmException
:
2499 # this happens when VCA is not deployed. In this case it is not needed to terminate
2501 result_ok
= ['COMPLETED', 'PARTIALLY_COMPLETED']
2502 if result
not in result_ok
:
2503 raise LcmException("terminate_primitive {} for vnf_member_index={} fails with "
2504 "error {}".format(seq
.get("name"), vnf_index
, result_detail
))
2505 # set that this VCA do not need terminated
2506 db_update_entry
= "_admin.deployed.VCA.{}.needed_terminate".format(vca_index
)
2507 self
.update_db_2("nsrs", db_nslcmop
["nsInstanceId"], {db_update_entry
: False})
2510 await self
.n2vc
.delete_execution_environment(vca_deployed
["ee_id"])
2512 async def _delete_N2VC(self
, nsr_id
: str):
2513 self
._write
_all
_config
_status
(nsr_id
=nsr_id
, status
='TERMINATING')
2514 namespace
= "." + nsr_id
2515 await self
.n2vc
.delete_namespace(namespace
=namespace
, total_timeout
=self
.timeout_charm_delete
)
2516 self
._write
_all
_config
_status
(nsr_id
=nsr_id
, status
='DELETED')
2518 async def _terminate_RO(self
, logging_text
, nsr_deployed
, nsr_id
, nslcmop_id
, stage
):
2520 Terminates a deployment from RO
2521 :param logging_text:
2522 :param nsr_deployed: db_nsr._admin.deployed
2525 :param stage: list of string with the content to write on db_nslcmop.detailed-status.
2526 this method will update only the index 2, but it will write on database the concatenated content of the list
2531 ro_nsr_id
= ro_delete_action
= None
2532 if nsr_deployed
and nsr_deployed
.get("RO"):
2533 ro_nsr_id
= nsr_deployed
["RO"].get("nsr_id")
2534 ro_delete_action
= nsr_deployed
["RO"].get("nsr_delete_action_id")
2537 stage
[2] = "Deleting ns from VIM."
2538 db_nsr_update
["detailed-status"] = " ".join(stage
)
2539 self
._write
_op
_status
(nslcmop_id
, stage
)
2540 self
.logger
.debug(logging_text
+ stage
[2])
2541 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2542 self
._write
_op
_status
(nslcmop_id
, stage
)
2543 desc
= await self
.RO
.delete("ns", ro_nsr_id
)
2544 ro_delete_action
= desc
["action_id"]
2545 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = ro_delete_action
2546 db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
2547 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
2548 if ro_delete_action
:
2549 # wait until NS is deleted from VIM
2550 stage
[2] = "Waiting ns deleted from VIM."
2551 detailed_status_old
= None
2552 self
.logger
.debug(logging_text
+ stage
[2] + " RO_id={} ro_delete_action={}".format(ro_nsr_id
,
2554 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2555 self
._write
_op
_status
(nslcmop_id
, stage
)
2557 delete_timeout
= 20 * 60 # 20 minutes
2558 while delete_timeout
> 0:
2559 desc
= await self
.RO
.show(
2561 item_id_name
=ro_nsr_id
,
2562 extra_item
="action",
2563 extra_item_id
=ro_delete_action
)
2566 self
._on
_update
_ro
_db
(nsrs_id
=nsr_id
, ro_descriptor
=desc
)
2568 ns_status
, ns_status_info
= self
.RO
.check_action_status(desc
)
2569 if ns_status
== "ERROR":
2570 raise ROclient
.ROClientException(ns_status_info
)
2571 elif ns_status
== "BUILD":
2572 stage
[2] = "Deleting from VIM {}".format(ns_status_info
)
2573 elif ns_status
== "ACTIVE":
2574 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = None
2575 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
2578 assert False, "ROclient.check_action_status returns unknown {}".format(ns_status
)
2579 if stage
[2] != detailed_status_old
:
2580 detailed_status_old
= stage
[2]
2581 db_nsr_update
["detailed-status"] = " ".join(stage
)
2582 self
._write
_op
_status
(nslcmop_id
, stage
)
2583 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2584 await asyncio
.sleep(5, loop
=self
.loop
)
2586 else: # delete_timeout <= 0:
2587 raise ROclient
.ROClientException("Timeout waiting ns deleted from VIM")
2589 except Exception as e
:
2590 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2591 if isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 404: # not found
2592 db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
2593 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
2594 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = None
2595 self
.logger
.debug(logging_text
+ "RO_ns_id={} already deleted".format(ro_nsr_id
))
2596 elif isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 409: # conflict
2597 failed_detail
.append("delete conflict: {}".format(e
))
2598 self
.logger
.debug(logging_text
+ "RO_ns_id={} delete conflict: {}".format(ro_nsr_id
, e
))
2600 failed_detail
.append("delete error: {}".format(e
))
2601 self
.logger
.error(logging_text
+ "RO_ns_id={} delete error: {}".format(ro_nsr_id
, e
))
2604 if not failed_detail
and deep_get(nsr_deployed
, ("RO", "nsd_id")):
2605 ro_nsd_id
= nsr_deployed
["RO"]["nsd_id"]
2607 stage
[2] = "Deleting nsd from RO."
2608 db_nsr_update
["detailed-status"] = " ".join(stage
)
2609 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2610 self
._write
_op
_status
(nslcmop_id
, stage
)
2611 await self
.RO
.delete("nsd", ro_nsd_id
)
2612 self
.logger
.debug(logging_text
+ "ro_nsd_id={} deleted".format(ro_nsd_id
))
2613 db_nsr_update
["_admin.deployed.RO.nsd_id"] = None
2614 except Exception as e
:
2615 if isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 404: # not found
2616 db_nsr_update
["_admin.deployed.RO.nsd_id"] = None
2617 self
.logger
.debug(logging_text
+ "ro_nsd_id={} already deleted".format(ro_nsd_id
))
2618 elif isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 409: # conflict
2619 failed_detail
.append("ro_nsd_id={} delete conflict: {}".format(ro_nsd_id
, e
))
2620 self
.logger
.debug(logging_text
+ failed_detail
[-1])
2622 failed_detail
.append("ro_nsd_id={} delete error: {}".format(ro_nsd_id
, e
))
2623 self
.logger
.error(logging_text
+ failed_detail
[-1])
2625 if not failed_detail
and deep_get(nsr_deployed
, ("RO", "vnfd")):
2626 for index
, vnf_deployed
in enumerate(nsr_deployed
["RO"]["vnfd"]):
2627 if not vnf_deployed
or not vnf_deployed
["id"]:
2630 ro_vnfd_id
= vnf_deployed
["id"]
2631 stage
[2] = "Deleting member_vnf_index={} ro_vnfd_id={} from RO.".format(
2632 vnf_deployed
["member-vnf-index"], ro_vnfd_id
)
2633 db_nsr_update
["detailed-status"] = " ".join(stage
)
2634 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2635 self
._write
_op
_status
(nslcmop_id
, stage
)
2636 await self
.RO
.delete("vnfd", ro_vnfd_id
)
2637 self
.logger
.debug(logging_text
+ "ro_vnfd_id={} deleted".format(ro_vnfd_id
))
2638 db_nsr_update
["_admin.deployed.RO.vnfd.{}.id".format(index
)] = None
2639 except Exception as e
:
2640 if isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 404: # not found
2641 db_nsr_update
["_admin.deployed.RO.vnfd.{}.id".format(index
)] = None
2642 self
.logger
.debug(logging_text
+ "ro_vnfd_id={} already deleted ".format(ro_vnfd_id
))
2643 elif isinstance(e
, ROclient
.ROClientException
) and e
.http_code
== 409: # conflict
2644 failed_detail
.append("ro_vnfd_id={} delete conflict: {}".format(ro_vnfd_id
, e
))
2645 self
.logger
.debug(logging_text
+ failed_detail
[-1])
2647 failed_detail
.append("ro_vnfd_id={} delete error: {}".format(ro_vnfd_id
, e
))
2648 self
.logger
.error(logging_text
+ failed_detail
[-1])
2651 stage
[2] = "Error deleting from VIM"
2653 stage
[2] = "Deleted from VIM"
2654 db_nsr_update
["detailed-status"] = " ".join(stage
)
2655 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2656 self
._write
_op
_status
(nslcmop_id
, stage
)
2659 raise LcmException("; ".join(failed_detail
))
2661 async def terminate(self
, nsr_id
, nslcmop_id
):
2662 # Try to lock HA task here
2663 task_is_locked_by_me
= self
.lcm_tasks
.lock_HA('ns', 'nslcmops', nslcmop_id
)
2664 if not task_is_locked_by_me
:
2667 logging_text
= "Task ns={} terminate={} ".format(nsr_id
, nslcmop_id
)
2668 self
.logger
.debug(logging_text
+ "Enter")
2669 timeout_ns_terminate
= self
.timeout_ns_terminate
2673 error_list
= [] # annotates all failed error messages
2674 db_nslcmop_update
= {}
2675 autoremove
= False # autoremove after terminated
2676 tasks_dict_info
= {}
2678 stage
= ["Stage 1/3: Preparing task.", "Waiting for previous operations to terminate.", ""]
2679 # ^ contains [stage, step, VIM-status]
2681 # wait for any previous tasks in process
2682 await self
.lcm_tasks
.waitfor_related_HA("ns", 'nslcmops', nslcmop_id
)
2684 stage
[1] = "Getting nslcmop={} from db.".format(nslcmop_id
)
2685 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
2686 operation_params
= db_nslcmop
.get("operationParams") or {}
2687 if operation_params
.get("timeout_ns_terminate"):
2688 timeout_ns_terminate
= operation_params
["timeout_ns_terminate"]
2689 stage
[1] = "Getting nsr={} from db.".format(nsr_id
)
2690 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
2692 db_nsr_update
["operational-status"] = "terminating"
2693 db_nsr_update
["config-status"] = "terminating"
2694 self
._write
_ns
_status
(
2696 ns_state
="TERMINATING",
2697 current_operation
="TERMINATING",
2698 current_operation_id
=nslcmop_id
,
2699 other_update
=db_nsr_update
2701 self
._write
_op
_status
(
2706 nsr_deployed
= deepcopy(db_nsr
["_admin"].get("deployed")) or {}
2707 if db_nsr
["_admin"]["nsState"] == "NOT_INSTANTIATED":
2710 stage
[1] = "Getting vnf descriptors from db."
2711 db_vnfrs_list
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
2712 db_vnfds_from_id
= {}
2713 db_vnfds_from_member_index
= {}
2715 for vnfr
in db_vnfrs_list
:
2716 vnfd_id
= vnfr
["vnfd-id"]
2717 if vnfd_id
not in db_vnfds_from_id
:
2718 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd_id
})
2719 db_vnfds_from_id
[vnfd_id
] = vnfd
2720 db_vnfds_from_member_index
[vnfr
["member-vnf-index-ref"]] = db_vnfds_from_id
[vnfd_id
]
2722 # Destroy individual execution environments when there are terminating primitives.
2723 # Rest of EE will be deleted at once
2724 if not operation_params
.get("skip_terminate_primitives"):
2725 stage
[0] = "Stage 2/3 execute terminating primitives."
2726 stage
[1] = "Looking execution environment that needs terminate."
2727 self
.logger
.debug(logging_text
+ stage
[1])
2728 for vca_index
, vca
in enumerate(get_iterable(nsr_deployed
, "VCA")):
2729 config_descriptor
= None
2730 if not vca
or not vca
.get("ee_id") or not vca
.get("needed_terminate"):
2732 if not vca
.get("member-vnf-index"):
2734 config_descriptor
= db_nsr
.get("ns-configuration")
2735 elif vca
.get("vdu_id"):
2736 db_vnfd
= db_vnfds_from_member_index
[vca
["member-vnf-index"]]
2737 vdud
= next((vdu
for vdu
in db_vnfd
.get("vdu", ()) if vdu
["id"] == vca
.get("vdu_id")), None)
2739 config_descriptor
= vdud
.get("vdu-configuration")
2740 elif vca
.get("kdu_name"):
2741 db_vnfd
= db_vnfds_from_member_index
[vca
["member-vnf-index"]]
2742 kdud
= next((kdu
for kdu
in db_vnfd
.get("kdu", ()) if kdu
["name"] == vca
.get("kdu_name")), None)
2744 config_descriptor
= kdud
.get("kdu-configuration")
2746 config_descriptor
= db_vnfds_from_member_index
[vca
["member-vnf-index"]].get("vnf-configuration")
2747 task
= asyncio
.ensure_future(self
.destroy_N2VC(logging_text
, db_nslcmop
, vca
, config_descriptor
,
2749 tasks_dict_info
[task
] = "Terminating VCA {}".format(vca
.get("ee_id"))
2751 # wait for pending tasks of terminate primitives
2753 self
.logger
.debug(logging_text
+ 'Waiting for terminate primitive pending tasks...')
2754 error_list
= await self
._wait
_for
_tasks
(logging_text
, tasks_dict_info
,
2755 min(self
.timeout_charm_delete
, timeout_ns_terminate
),
2758 return # raise LcmException("; ".join(error_list))
2759 tasks_dict_info
.clear()
2761 # remove All execution environments at once
2762 stage
[0] = "Stage 3/3 delete all."
2763 stage
[1] = "Deleting all execution environments."
2764 self
.logger
.debug(logging_text
+ stage
[1])
2766 task_delete_ee
= asyncio
.ensure_future(asyncio
.wait_for(self
._delete
_N
2VC
(nsr_id
=nsr_id
),
2767 timeout
=self
.timeout_charm_delete
))
2768 # task_delete_ee = asyncio.ensure_future(self.n2vc.delete_namespace(namespace="." + nsr_id))
2769 tasks_dict_info
[task_delete_ee
] = "Terminating all VCA"
2771 # Delete from k8scluster
2772 stage
[1] = "Deleting KDUs."
2773 self
.logger
.debug(logging_text
+ stage
[1])
2774 # print(nsr_deployed)
2775 for kdu
in get_iterable(nsr_deployed
, "K8s"):
2776 if not kdu
or not kdu
.get("kdu-instance"):
2778 kdu_instance
= kdu
.get("kdu-instance")
2779 if kdu
.get("k8scluster-type") in self
.k8scluster_map
:
2780 task_delete_kdu_instance
= asyncio
.ensure_future(
2781 self
.k8scluster_map
[kdu
["k8scluster-type"]].uninstall(
2782 cluster_uuid
=kdu
.get("k8scluster-uuid"),
2783 kdu_instance
=kdu_instance
))
2785 self
.logger
.error(logging_text
+ "Unknown k8s deployment type {}".
2786 format(kdu
.get("k8scluster-type")))
2788 tasks_dict_info
[task_delete_kdu_instance
] = "Terminating KDU '{}'".format(kdu
.get("kdu-name"))
2791 stage
[1] = "Deleting ns from VIM."
2792 task_delete_ro
= asyncio
.ensure_future(
2793 self
._terminate
_RO
(logging_text
, nsr_deployed
, nsr_id
, nslcmop_id
, stage
))
2794 tasks_dict_info
[task_delete_ro
] = "Removing deployment from VIM"
2796 # rest of staff will be done at finally
2798 except (ROclient
.ROClientException
, DbException
, LcmException
, N2VCException
) as e
:
2799 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
2801 except asyncio
.CancelledError
:
2802 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(stage
[1]))
2803 exc
= "Operation was cancelled"
2804 except Exception as e
:
2805 exc
= traceback
.format_exc()
2806 self
.logger
.critical(logging_text
+ "Exit Exception while '{}': {}".format(stage
[1], e
), exc_info
=True)
2809 error_list
.append(str(exc
))
2811 # wait for pending tasks
2813 stage
[1] = "Waiting for terminate pending tasks."
2814 self
.logger
.debug(logging_text
+ stage
[1])
2815 error_list
+= await self
._wait
_for
_tasks
(logging_text
, tasks_dict_info
, timeout_ns_terminate
,
2817 stage
[1] = stage
[2] = ""
2818 except asyncio
.CancelledError
:
2819 error_list
.append("Cancelled")
2820 # TODO cancell all tasks
2821 except Exception as exc
:
2822 error_list
.append(str(exc
))
2823 # update status at database
2825 error_detail
= "; ".join(error_list
)
2826 # self.logger.error(logging_text + error_detail)
2827 error_description_nslcmop
= 'Stage: {}. Detail: {}'.format(stage
[0], error_detail
)
2828 error_description_nsr
= 'Operation: TERMINATING.{}, Stage {}.'.format(nslcmop_id
, stage
[0])
2830 db_nsr_update
["operational-status"] = "failed"
2831 db_nsr_update
["detailed-status"] = error_description_nsr
+ " Detail: " + error_detail
2832 db_nslcmop_update
["detailed-status"] = error_detail
2833 nslcmop_operation_state
= "FAILED"
2837 error_description_nsr
= error_description_nslcmop
= None
2838 ns_state
= "NOT_INSTANTIATED"
2839 db_nsr_update
["operational-status"] = "terminated"
2840 db_nsr_update
["detailed-status"] = "Done"
2841 db_nsr_update
["_admin.nsState"] = "NOT_INSTANTIATED"
2842 db_nslcmop_update
["detailed-status"] = "Done"
2843 nslcmop_operation_state
= "COMPLETED"
2846 self
._write
_ns
_status
(
2849 current_operation
="IDLE",
2850 current_operation_id
=None,
2851 error_description
=error_description_nsr
,
2852 error_detail
=error_detail
,
2853 other_update
=db_nsr_update
2856 self
._write
_op
_status
(
2859 error_message
=error_description_nslcmop
,
2860 operation_state
=nslcmop_operation_state
,
2861 other_update
=db_nslcmop_update
,
2863 autoremove
= operation_params
.get("autoremove", False)
2864 if nslcmop_operation_state
:
2866 await self
.msg
.aiowrite("ns", "terminated", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
2867 "operationState": nslcmop_operation_state
,
2868 "autoremove": autoremove
},
2870 except Exception as e
:
2871 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
2873 self
.logger
.debug(logging_text
+ "Exit")
2874 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_terminate")
2876 async def _wait_for_tasks(self
, logging_text
, created_tasks_info
, timeout
, stage
, nslcmop_id
, nsr_id
=None):
2878 error_detail_list
= []
2880 pending_tasks
= list(created_tasks_info
.keys())
2881 num_tasks
= len(pending_tasks
)
2883 stage
[1] = "{}/{}.".format(num_done
, num_tasks
)
2884 self
._write
_op
_status
(nslcmop_id
, stage
)
2885 while pending_tasks
:
2887 _timeout
= timeout
+ time_start
- time()
2888 done
, pending_tasks
= await asyncio
.wait(pending_tasks
, timeout
=_timeout
,
2889 return_when
=asyncio
.FIRST_COMPLETED
)
2890 num_done
+= len(done
)
2891 if not done
: # Timeout
2892 for task
in pending_tasks
:
2893 new_error
= created_tasks_info
[task
] + ": Timeout"
2894 error_detail_list
.append(new_error
)
2895 error_list
.append(new_error
)
2898 if task
.cancelled():
2901 exc
= task
.exception()
2903 if isinstance(exc
, asyncio
.TimeoutError
):
2905 new_error
= created_tasks_info
[task
] + ": {}".format(exc
)
2906 error_list
.append(created_tasks_info
[task
])
2907 error_detail_list
.append(new_error
)
2908 if isinstance(exc
, (str, DbException
, N2VCException
, ROclient
.ROClientException
, LcmException
)):
2909 self
.logger
.error(logging_text
+ new_error
)
2911 exc_traceback
= "".join(traceback
.format_exception(None, exc
, exc
.__traceback
__))
2912 self
.logger
.error(logging_text
+ created_tasks_info
[task
] + exc_traceback
)
2914 self
.logger
.debug(logging_text
+ created_tasks_info
[task
] + ": Done")
2915 stage
[1] = "{}/{}.".format(num_done
, num_tasks
)
2917 stage
[1] += " Errors: " + ". ".join(error_detail_list
) + "."
2918 if nsr_id
: # update also nsr
2919 self
.update_db_2("nsrs", nsr_id
, {"errorDescription": "Error at: " + ", ".join(error_list
),
2920 "errorDetail": ". ".join(error_detail_list
)})
2921 self
._write
_op
_status
(nslcmop_id
, stage
)
2922 return error_detail_list
2925 def _map_primitive_params(primitive_desc
, params
, instantiation_params
):
2927 Generates the params to be provided to charm before executing primitive. If user does not provide a parameter,
2928 The default-value is used. If it is between < > it look for a value at instantiation_params
2929 :param primitive_desc: portion of VNFD/NSD that describes primitive
2930 :param params: Params provided by user
2931 :param instantiation_params: Instantiation params provided by user
2932 :return: a dictionary with the calculated params
2934 calculated_params
= {}
2935 for parameter
in primitive_desc
.get("parameter", ()):
2936 param_name
= parameter
["name"]
2937 if param_name
in params
:
2938 calculated_params
[param_name
] = params
[param_name
]
2939 elif "default-value" in parameter
or "value" in parameter
:
2940 if "value" in parameter
:
2941 calculated_params
[param_name
] = parameter
["value"]
2943 calculated_params
[param_name
] = parameter
["default-value"]
2944 if isinstance(calculated_params
[param_name
], str) and calculated_params
[param_name
].startswith("<") \
2945 and calculated_params
[param_name
].endswith(">"):
2946 if calculated_params
[param_name
][1:-1] in instantiation_params
:
2947 calculated_params
[param_name
] = instantiation_params
[calculated_params
[param_name
][1:-1]]
2949 raise LcmException("Parameter {} needed to execute primitive {} not provided".
2950 format(calculated_params
[param_name
], primitive_desc
["name"]))
2952 raise LcmException("Parameter {} needed to execute primitive {} not provided".
2953 format(param_name
, primitive_desc
["name"]))
2955 if isinstance(calculated_params
[param_name
], (dict, list, tuple)):
2956 calculated_params
[param_name
] = yaml
.safe_dump(calculated_params
[param_name
], default_flow_style
=True,
2958 elif isinstance(calculated_params
[param_name
], str) and calculated_params
[param_name
].startswith("!!yaml "):
2959 calculated_params
[param_name
] = calculated_params
[param_name
][7:]
2961 # add always ns_config_info if primitive name is config
2962 if primitive_desc
["name"] == "config":
2963 if "ns_config_info" in instantiation_params
:
2964 calculated_params
["ns_config_info"] = instantiation_params
["ns_config_info"]
2965 return calculated_params
2967 def _look_for_deployed_vca(self
, deployed_vca
, member_vnf_index
, vdu_id
, vdu_count_index
, kdu_name
=None):
2968 # find vca_deployed record for this action. Raise LcmException if not found or there is not any id.
2969 for vca
in deployed_vca
:
2972 if member_vnf_index
!= vca
["member-vnf-index"] or vdu_id
!= vca
["vdu_id"]:
2974 if vdu_count_index
is not None and vdu_count_index
!= vca
["vdu_count_index"]:
2976 if kdu_name
and kdu_name
!= vca
["kdu_name"]:
2980 # vca_deployed not found
2981 raise LcmException("charm for member_vnf_index={} vdu_id={} kdu_name={} vdu_count_index={} is not "
2982 "deployed".format(member_vnf_index
, vdu_id
, kdu_name
, vdu_count_index
))
2985 ee_id
= vca
.get("ee_id")
2987 raise LcmException("charm for member_vnf_index={} vdu_id={} kdu_name={} vdu_count_index={} has not "
2988 "execution environment"
2989 .format(member_vnf_index
, vdu_id
, kdu_name
, vdu_count_index
))
2992 async def _ns_execute_primitive(self
, ee_id
, primitive
, primitive_params
, retries
=0,
2993 retries_interval
=30, timeout
=None) -> (str, str):
2995 if primitive
== "config":
2996 primitive_params
= {"params": primitive_params
}
3000 output
= await asyncio
.wait_for(
3001 self
.n2vc
.exec_primitive(
3003 primitive_name
=primitive
,
3004 params_dict
=primitive_params
,
3005 progress_timeout
=self
.timeout_progress_primitive
,
3006 total_timeout
=self
.timeout_primitive
),
3007 timeout
=timeout
or self
.timeout_primitive
)
3010 except asyncio
.CancelledError
:
3012 except Exception as e
: # asyncio.TimeoutError
3013 if isinstance(e
, asyncio
.TimeoutError
):
3017 self
.logger
.debug('Error executing action {} on {} -> {}'.format(primitive
, ee_id
, e
))
3019 await asyncio
.sleep(retries_interval
, loop
=self
.loop
)
3021 return 'FAILED', str(e
)
3023 return 'COMPLETED', output
3025 except (LcmException
, asyncio
.CancelledError
):
3027 except Exception as e
:
3028 return 'FAIL', 'Error executing action {}: {}'.format(primitive
, e
)
3030 async def action(self
, nsr_id
, nslcmop_id
):
3032 # Try to lock HA task here
3033 task_is_locked_by_me
= self
.lcm_tasks
.lock_HA('ns', 'nslcmops', nslcmop_id
)
3034 if not task_is_locked_by_me
:
3037 logging_text
= "Task ns={} action={} ".format(nsr_id
, nslcmop_id
)
3038 self
.logger
.debug(logging_text
+ "Enter")
3039 # get all needed from database
3043 db_nslcmop_update
= {}
3044 nslcmop_operation_state
= None
3045 error_description_nslcmop
= None
3048 # wait for any previous tasks in process
3049 step
= "Waiting for previous operations to terminate"
3050 await self
.lcm_tasks
.waitfor_related_HA('ns', 'nslcmops', nslcmop_id
)
3052 self
._write
_ns
_status
(
3055 current_operation
="RUNNING ACTION",
3056 current_operation_id
=nslcmop_id
3059 step
= "Getting information from database"
3060 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
3061 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
3063 nsr_deployed
= db_nsr
["_admin"].get("deployed")
3064 vnf_index
= db_nslcmop
["operationParams"].get("member_vnf_index")
3065 vdu_id
= db_nslcmop
["operationParams"].get("vdu_id")
3066 kdu_name
= db_nslcmop
["operationParams"].get("kdu_name")
3067 vdu_count_index
= db_nslcmop
["operationParams"].get("vdu_count_index")
3068 primitive
= db_nslcmop
["operationParams"]["primitive"]
3069 primitive_params
= db_nslcmop
["operationParams"]["primitive_params"]
3070 timeout_ns_action
= db_nslcmop
["operationParams"].get("timeout_ns_action", self
.timeout_primitive
)
3073 step
= "Getting vnfr from database"
3074 db_vnfr
= self
.db
.get_one("vnfrs", {"member-vnf-index-ref": vnf_index
, "nsr-id-ref": nsr_id
})
3075 step
= "Getting vnfd from database"
3076 db_vnfd
= self
.db
.get_one("vnfds", {"_id": db_vnfr
["vnfd-id"]})
3078 step
= "Getting nsd from database"
3079 db_nsd
= self
.db
.get_one("nsds", {"_id": db_nsr
["nsd-id"]})
3081 # for backward compatibility
3082 if nsr_deployed
and isinstance(nsr_deployed
.get("VCA"), dict):
3083 nsr_deployed
["VCA"] = list(nsr_deployed
["VCA"].values())
3084 db_nsr_update
["_admin.deployed.VCA"] = nsr_deployed
["VCA"]
3085 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3087 # look for primitive
3088 config_primitive_desc
= None
3090 for vdu
in get_iterable(db_vnfd
, "vdu"):
3091 if vdu_id
== vdu
["id"]:
3092 for config_primitive
in deep_get(vdu
, ("vdu-configuration", "config-primitive"), ()):
3093 if config_primitive
["name"] == primitive
:
3094 config_primitive_desc
= config_primitive
3098 for kdu
in get_iterable(db_vnfd
, "kdu"):
3099 if kdu_name
== kdu
["name"]:
3100 for config_primitive
in deep_get(kdu
, ("kdu-configuration", "config-primitive"), ()):
3101 if config_primitive
["name"] == primitive
:
3102 config_primitive_desc
= config_primitive
3106 for config_primitive
in deep_get(db_vnfd
, ("vnf-configuration", "config-primitive"), ()):
3107 if config_primitive
["name"] == primitive
:
3108 config_primitive_desc
= config_primitive
3111 for config_primitive
in deep_get(db_nsd
, ("ns-configuration", "config-primitive"), ()):
3112 if config_primitive
["name"] == primitive
:
3113 config_primitive_desc
= config_primitive
3116 if not config_primitive_desc
and not (kdu_name
and primitive
in ("upgrade", "rollback", "status")):
3117 raise LcmException("Primitive {} not found at [ns|vnf|vdu]-configuration:config-primitive ".
3122 vdur
= next((x
for x
in db_vnfr
["vdur"] if x
["vdu-id-ref"] == vdu_id
), None)
3123 desc_params
= self
._format
_additional
_params
(vdur
.get("additionalParams"))
3125 kdur
= next((x
for x
in db_vnfr
["kdur"] if x
["kdu-name"] == kdu_name
), None)
3126 desc_params
= self
._format
_additional
_params
(kdur
.get("additionalParams"))
3128 desc_params
= self
._format
_additional
_params
(db_vnfr
.get("additionalParamsForVnf"))
3130 desc_params
= self
._format
_additional
_params
(db_nsr
.get("additionalParamsForNs"))
3132 # TODO check if ns is in a proper status
3133 if kdu_name
and primitive
in ("upgrade", "rollback", "status"):
3134 # kdur and desc_params already set from before
3135 if primitive_params
:
3136 desc_params
.update(primitive_params
)
3137 # TODO Check if we will need something at vnf level
3138 for index
, kdu
in enumerate(get_iterable(nsr_deployed
, "K8s")):
3139 if kdu_name
== kdu
["kdu-name"] and kdu
["member-vnf-index"] == vnf_index
:
3142 raise LcmException("KDU '{}' for vnf '{}' not deployed".format(kdu_name
, vnf_index
))
3144 if kdu
.get("k8scluster-type") not in self
.k8scluster_map
:
3145 msg
= "unknown k8scluster-type '{}'".format(kdu
.get("k8scluster-type"))
3146 raise LcmException(msg
)
3148 db_dict
= {"collection": "nsrs",
3149 "filter": {"_id": nsr_id
},
3150 "path": "_admin.deployed.K8s.{}".format(index
)}
3151 self
.logger
.debug(logging_text
+ "Exec k8s {} on {}.{}".format(primitive
, vnf_index
, kdu_name
))
3152 step
= "Executing kdu {}".format(primitive
)
3153 if primitive
== "upgrade":
3154 if desc_params
.get("kdu_model"):
3155 kdu_model
= desc_params
.get("kdu_model")
3156 del desc_params
["kdu_model"]
3158 kdu_model
= kdu
.get("kdu-model")
3159 parts
= kdu_model
.split(sep
=":")
3161 kdu_model
= parts
[0]
3163 detailed_status
= await asyncio
.wait_for(
3164 self
.k8scluster_map
[kdu
["k8scluster-type"]].upgrade(
3165 cluster_uuid
=kdu
.get("k8scluster-uuid"),
3166 kdu_instance
=kdu
.get("kdu-instance"),
3167 atomic
=True, kdu_model
=kdu_model
,
3168 params
=desc_params
, db_dict
=db_dict
,
3169 timeout
=timeout_ns_action
),
3170 timeout
=timeout_ns_action
+ 10)
3171 self
.logger
.debug(logging_text
+ " Upgrade of kdu {} done".format(detailed_status
))
3172 elif primitive
== "rollback":
3173 detailed_status
= await asyncio
.wait_for(
3174 self
.k8scluster_map
[kdu
["k8scluster-type"]].rollback(
3175 cluster_uuid
=kdu
.get("k8scluster-uuid"),
3176 kdu_instance
=kdu
.get("kdu-instance"),
3178 timeout
=timeout_ns_action
)
3179 elif primitive
== "status":
3180 detailed_status
= await asyncio
.wait_for(
3181 self
.k8scluster_map
[kdu
["k8scluster-type"]].status_kdu(
3182 cluster_uuid
=kdu
.get("k8scluster-uuid"),
3183 kdu_instance
=kdu
.get("kdu-instance")),
3184 timeout
=timeout_ns_action
)
3187 nslcmop_operation_state
= 'COMPLETED'
3189 detailed_status
= ''
3190 nslcmop_operation_state
= 'FAILED'
3193 nslcmop_operation_state
, detailed_status
= await self
._ns
_execute
_primitive
(
3194 self
._look
_for
_deployed
_vca
(nsr_deployed
["VCA"],
3195 member_vnf_index
=vnf_index
,
3197 vdu_count_index
=vdu_count_index
),
3198 primitive
=primitive
,
3199 primitive_params
=self
._map
_primitive
_params
(config_primitive_desc
, primitive_params
, desc_params
),
3200 timeout
=timeout_ns_action
)
3202 db_nslcmop_update
["detailed-status"] = detailed_status
3203 error_description_nslcmop
= detailed_status
if nslcmop_operation_state
== "FAILED" else ""
3204 self
.logger
.debug(logging_text
+ " task Done with result {} {}".format(nslcmop_operation_state
,
3206 return # database update is called inside finally
3208 except (DbException
, LcmException
, N2VCException
) as e
:
3209 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
3211 except asyncio
.CancelledError
:
3212 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
3213 exc
= "Operation was cancelled"
3214 except asyncio
.TimeoutError
:
3215 self
.logger
.error(logging_text
+ "Timeout while '{}'".format(step
))
3217 except Exception as e
:
3218 exc
= traceback
.format_exc()
3219 self
.logger
.critical(logging_text
+ "Exit Exception {} {}".format(type(e
).__name
__, e
), exc_info
=True)
3222 db_nslcmop_update
["detailed-status"] = detailed_status
= error_description_nslcmop
= \
3223 "FAILED {}: {}".format(step
, exc
)
3224 nslcmop_operation_state
= "FAILED"
3226 self
._write
_ns
_status
(
3228 ns_state
=db_nsr
["nsState"], # TODO check if degraded. For the moment use previous status
3229 current_operation
="IDLE",
3230 current_operation_id
=None,
3231 # error_description=error_description_nsr,
3232 # error_detail=error_detail,
3233 other_update
=db_nsr_update
3237 self
._write
_op
_status
(
3240 error_message
=error_description_nslcmop
,
3241 operation_state
=nslcmop_operation_state
,
3242 other_update
=db_nslcmop_update
,
3245 if nslcmop_operation_state
:
3247 await self
.msg
.aiowrite("ns", "actioned", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
3248 "operationState": nslcmop_operation_state
},
3250 except Exception as e
:
3251 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
3252 self
.logger
.debug(logging_text
+ "Exit")
3253 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_action")
3254 return nslcmop_operation_state
, detailed_status
3256 async def scale(self
, nsr_id
, nslcmop_id
):
3258 # Try to lock HA task here
3259 task_is_locked_by_me
= self
.lcm_tasks
.lock_HA('ns', 'nslcmops', nslcmop_id
)
3260 if not task_is_locked_by_me
:
3263 logging_text
= "Task ns={} scale={} ".format(nsr_id
, nslcmop_id
)
3264 self
.logger
.debug(logging_text
+ "Enter")
3265 # get all needed from database
3268 db_nslcmop_update
= {}
3269 nslcmop_operation_state
= None
3272 # in case of error, indicates what part of scale was failed to put nsr at error status
3273 scale_process
= None
3274 old_operational_status
= ""
3275 old_config_status
= ""
3278 # wait for any previous tasks in process
3279 step
= "Waiting for previous operations to terminate"
3280 await self
.lcm_tasks
.waitfor_related_HA('ns', 'nslcmops', nslcmop_id
)
3282 self
._write
_ns
_status
(
3285 current_operation
="SCALING",
3286 current_operation_id
=nslcmop_id
3289 step
= "Getting nslcmop from database"
3290 self
.logger
.debug(step
+ " after having waited for previous tasks to be completed")
3291 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
3292 step
= "Getting nsr from database"
3293 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
3295 old_operational_status
= db_nsr
["operational-status"]
3296 old_config_status
= db_nsr
["config-status"]
3297 step
= "Parsing scaling parameters"
3298 # self.logger.debug(step)
3299 db_nsr_update
["operational-status"] = "scaling"
3300 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3301 nsr_deployed
= db_nsr
["_admin"].get("deployed")
3304 nsr_deployed
= db_nsr
["_admin"].get("deployed")
3305 vnf_index
= db_nslcmop
["operationParams"].get("member_vnf_index")
3306 # vdu_id = db_nslcmop["operationParams"].get("vdu_id")
3307 # vdu_count_index = db_nslcmop["operationParams"].get("vdu_count_index")
3308 # vdu_name = db_nslcmop["operationParams"].get("vdu_name")
3311 RO_nsr_id
= nsr_deployed
["RO"]["nsr_id"]
3312 vnf_index
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleByStepData"]["member-vnf-index"]
3313 scaling_group
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"]
3314 scaling_type
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleVnfType"]
3315 # scaling_policy = db_nslcmop["operationParams"]["scaleVnfData"]["scaleByStepData"].get("scaling-policy")
3317 # for backward compatibility
3318 if nsr_deployed
and isinstance(nsr_deployed
.get("VCA"), dict):
3319 nsr_deployed
["VCA"] = list(nsr_deployed
["VCA"].values())
3320 db_nsr_update
["_admin.deployed.VCA"] = nsr_deployed
["VCA"]
3321 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3323 step
= "Getting vnfr from database"
3324 db_vnfr
= self
.db
.get_one("vnfrs", {"member-vnf-index-ref": vnf_index
, "nsr-id-ref": nsr_id
})
3325 step
= "Getting vnfd from database"
3326 db_vnfd
= self
.db
.get_one("vnfds", {"_id": db_vnfr
["vnfd-id"]})
3328 step
= "Getting scaling-group-descriptor"
3329 for scaling_descriptor
in db_vnfd
["scaling-group-descriptor"]:
3330 if scaling_descriptor
["name"] == scaling_group
:
3333 raise LcmException("input parameter 'scaleByStepData':'scaling-group-descriptor':'{}' is not present "
3334 "at vnfd:scaling-group-descriptor".format(scaling_group
))
3337 # for scaling_policy_descriptor in scaling_descriptor.get("scaling-policy", ()):
3338 # cooldown_time = scaling_policy_descriptor.get("cooldown-time", 0)
3339 # if scaling_policy and scaling_policy == scaling_policy_descriptor.get("name"):
3342 # TODO check if ns is in a proper status
3343 step
= "Sending scale order to VIM"
3345 if not db_nsr
["_admin"].get("scaling-group"):
3346 self
.update_db_2("nsrs", nsr_id
, {"_admin.scaling-group": [{"name": scaling_group
, "nb-scale-op": 0}]})
3347 admin_scale_index
= 0
3349 for admin_scale_index
, admin_scale_info
in enumerate(db_nsr
["_admin"]["scaling-group"]):
3350 if admin_scale_info
["name"] == scaling_group
:
3351 nb_scale_op
= admin_scale_info
.get("nb-scale-op", 0)
3353 else: # not found, set index one plus last element and add new entry with the name
3354 admin_scale_index
+= 1
3355 db_nsr_update
["_admin.scaling-group.{}.name".format(admin_scale_index
)] = scaling_group
3356 RO_scaling_info
= []
3357 vdu_scaling_info
= {"scaling_group_name": scaling_group
, "vdu": []}
3358 if scaling_type
== "SCALE_OUT":
3359 # count if max-instance-count is reached
3360 max_instance_count
= scaling_descriptor
.get("max-instance-count", 10)
3361 # self.logger.debug("MAX_INSTANCE_COUNT is {}".format(max_instance_count))
3362 if nb_scale_op
>= max_instance_count
:
3363 raise LcmException("reached the limit of {} (max-instance-count) "
3364 "scaling-out operations for the "
3365 "scaling-group-descriptor '{}'".format(nb_scale_op
, scaling_group
))
3368 vdu_scaling_info
["scaling_direction"] = "OUT"
3369 vdu_scaling_info
["vdu-create"] = {}
3370 for vdu_scale_info
in scaling_descriptor
["vdu"]:
3371 RO_scaling_info
.append({"osm_vdu_id": vdu_scale_info
["vdu-id-ref"], "member-vnf-index": vnf_index
,
3372 "type": "create", "count": vdu_scale_info
.get("count", 1)})
3373 vdu_scaling_info
["vdu-create"][vdu_scale_info
["vdu-id-ref"]] = vdu_scale_info
.get("count", 1)
3375 elif scaling_type
== "SCALE_IN":
3376 # count if min-instance-count is reached
3377 min_instance_count
= 0
3378 if "min-instance-count" in scaling_descriptor
and scaling_descriptor
["min-instance-count"] is not None:
3379 min_instance_count
= int(scaling_descriptor
["min-instance-count"])
3380 if nb_scale_op
<= min_instance_count
:
3381 raise LcmException("reached the limit of {} (min-instance-count) scaling-in operations for the "
3382 "scaling-group-descriptor '{}'".format(nb_scale_op
, scaling_group
))
3384 vdu_scaling_info
["scaling_direction"] = "IN"
3385 vdu_scaling_info
["vdu-delete"] = {}
3386 for vdu_scale_info
in scaling_descriptor
["vdu"]:
3387 RO_scaling_info
.append({"osm_vdu_id": vdu_scale_info
["vdu-id-ref"], "member-vnf-index": vnf_index
,
3388 "type": "delete", "count": vdu_scale_info
.get("count", 1)})
3389 vdu_scaling_info
["vdu-delete"][vdu_scale_info
["vdu-id-ref"]] = vdu_scale_info
.get("count", 1)
3391 # update VDU_SCALING_INFO with the VDUs to delete ip_addresses
3392 vdu_create
= vdu_scaling_info
.get("vdu-create")
3393 vdu_delete
= copy(vdu_scaling_info
.get("vdu-delete"))
3394 if vdu_scaling_info
["scaling_direction"] == "IN":
3395 for vdur
in reversed(db_vnfr
["vdur"]):
3396 if vdu_delete
.get(vdur
["vdu-id-ref"]):
3397 vdu_delete
[vdur
["vdu-id-ref"]] -= 1
3398 vdu_scaling_info
["vdu"].append({
3399 "name": vdur
["name"],
3400 "vdu_id": vdur
["vdu-id-ref"],
3403 for interface
in vdur
["interfaces"]:
3404 vdu_scaling_info
["vdu"][-1]["interface"].append({
3405 "name": interface
["name"],
3406 "ip_address": interface
["ip-address"],
3407 "mac_address": interface
.get("mac-address"),
3409 vdu_delete
= vdu_scaling_info
.pop("vdu-delete")
3412 step
= "Executing pre-scale vnf-config-primitive"
3413 if scaling_descriptor
.get("scaling-config-action"):
3414 for scaling_config_action
in scaling_descriptor
["scaling-config-action"]:
3415 if (scaling_config_action
.get("trigger") == "pre-scale-in" and scaling_type
== "SCALE_IN") \
3416 or (scaling_config_action
.get("trigger") == "pre-scale-out" and scaling_type
== "SCALE_OUT"):
3417 vnf_config_primitive
= scaling_config_action
["vnf-config-primitive-name-ref"]
3418 step
= db_nslcmop_update
["detailed-status"] = \
3419 "executing pre-scale scaling-config-action '{}'".format(vnf_config_primitive
)
3421 # look for primitive
3422 for config_primitive
in db_vnfd
.get("vnf-configuration", {}).get("config-primitive", ()):
3423 if config_primitive
["name"] == vnf_config_primitive
:
3427 "Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:scaling-config-action"
3428 "[vnf-config-primitive-name-ref='{}'] does not match any vnf-configuration:config-"
3429 "primitive".format(scaling_group
, config_primitive
))
3431 vnfr_params
= {"VDU_SCALE_INFO": vdu_scaling_info
}
3432 if db_vnfr
.get("additionalParamsForVnf"):
3433 vnfr_params
.update(db_vnfr
["additionalParamsForVnf"])
3435 scale_process
= "VCA"
3436 db_nsr_update
["config-status"] = "configuring pre-scaling"
3437 primitive_params
= self
._map
_primitive
_params
(config_primitive
, {}, vnfr_params
)
3439 # Pre-scale reintent check: Check if this sub-operation has been executed before
3440 op_index
= self
._check
_or
_add
_scale
_suboperation
(
3441 db_nslcmop
, nslcmop_id
, vnf_index
, vnf_config_primitive
, primitive_params
, 'PRE-SCALE')
3442 if (op_index
== self
.SUBOPERATION_STATUS_SKIP
):
3443 # Skip sub-operation
3444 result
= 'COMPLETED'
3445 result_detail
= 'Done'
3446 self
.logger
.debug(logging_text
+
3447 "vnf_config_primitive={} Skipped sub-operation, result {} {}".format(
3448 vnf_config_primitive
, result
, result_detail
))
3450 if (op_index
== self
.SUBOPERATION_STATUS_NEW
):
3451 # New sub-operation: Get index of this sub-operation
3452 op_index
= len(db_nslcmop
.get('_admin', {}).get('operations')) - 1
3453 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} New sub-operation".
3454 format(vnf_config_primitive
))
3456 # Reintent: Get registered params for this existing sub-operation
3457 op
= db_nslcmop
.get('_admin', {}).get('operations', [])[op_index
]
3458 vnf_index
= op
.get('member_vnf_index')
3459 vnf_config_primitive
= op
.get('primitive')
3460 primitive_params
= op
.get('primitive_params')
3461 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Sub-operation reintent".
3462 format(vnf_config_primitive
))
3463 # Execute the primitive, either with new (first-time) or registered (reintent) args
3464 result
, result_detail
= await self
._ns
_execute
_primitive
(
3465 self
._look
_for
_deployed
_vca
(nsr_deployed
["VCA"],
3466 member_vnf_index
=vnf_index
,
3468 vdu_count_index
=None),
3469 vnf_config_primitive
, primitive_params
)
3470 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Done with result {} {}".format(
3471 vnf_config_primitive
, result
, result_detail
))
3472 # Update operationState = COMPLETED | FAILED
3473 self
._update
_suboperation
_status
(
3474 db_nslcmop
, op_index
, result
, result_detail
)
3476 if result
== "FAILED":
3477 raise LcmException(result_detail
)
3478 db_nsr_update
["config-status"] = old_config_status
3479 scale_process
= None
3483 # Should this block be skipped if 'RO_nsr_id' == None ?
3484 # if (RO_nsr_id and RO_scaling_info):
3486 scale_process
= "RO"
3487 # Scale RO reintent check: Check if this sub-operation has been executed before
3488 op_index
= self
._check
_or
_add
_scale
_suboperation
(
3489 db_nslcmop
, vnf_index
, None, None, 'SCALE-RO', RO_nsr_id
, RO_scaling_info
)
3490 if (op_index
== self
.SUBOPERATION_STATUS_SKIP
):
3491 # Skip sub-operation
3492 result
= 'COMPLETED'
3493 result_detail
= 'Done'
3494 self
.logger
.debug(logging_text
+ "Skipped sub-operation RO, result {} {}".format(
3495 result
, result_detail
))
3497 if (op_index
== self
.SUBOPERATION_STATUS_NEW
):
3498 # New sub-operation: Get index of this sub-operation
3499 op_index
= len(db_nslcmop
.get('_admin', {}).get('operations')) - 1
3500 self
.logger
.debug(logging_text
+ "New sub-operation RO")
3502 # Reintent: Get registered params for this existing sub-operation
3503 op
= db_nslcmop
.get('_admin', {}).get('operations', [])[op_index
]
3504 RO_nsr_id
= op
.get('RO_nsr_id')
3505 RO_scaling_info
= op
.get('RO_scaling_info')
3506 self
.logger
.debug(logging_text
+ "Sub-operation RO reintent".format(
3507 vnf_config_primitive
))
3509 RO_desc
= await self
.RO
.create_action("ns", RO_nsr_id
, {"vdu-scaling": RO_scaling_info
})
3510 db_nsr_update
["_admin.scaling-group.{}.nb-scale-op".format(admin_scale_index
)] = nb_scale_op
3511 db_nsr_update
["_admin.scaling-group.{}.time".format(admin_scale_index
)] = time()
3513 RO_nslcmop_id
= RO_desc
["instance_action_id"]
3514 db_nslcmop_update
["_admin.deploy.RO"] = RO_nslcmop_id
3516 RO_task_done
= False
3517 step
= detailed_status
= "Waiting RO_task_id={} to complete the scale action.".format(RO_nslcmop_id
)
3518 detailed_status_old
= None
3519 self
.logger
.debug(logging_text
+ step
)
3521 deployment_timeout
= 1 * 3600 # One hour
3522 while deployment_timeout
> 0:
3523 if not RO_task_done
:
3524 desc
= await self
.RO
.show("ns", item_id_name
=RO_nsr_id
, extra_item
="action",
3525 extra_item_id
=RO_nslcmop_id
)
3528 self
._on
_update
_ro
_db
(nsrs_id
=nsr_id
, ro_descriptor
=desc
)
3530 ns_status
, ns_status_info
= self
.RO
.check_action_status(desc
)
3531 if ns_status
== "ERROR":
3532 raise ROclient
.ROClientException(ns_status_info
)
3533 elif ns_status
== "BUILD":
3534 detailed_status
= step
+ "; {}".format(ns_status_info
)
3535 elif ns_status
== "ACTIVE":
3537 step
= detailed_status
= "Waiting ns ready at RO. RO_id={}".format(RO_nsr_id
)
3538 self
.logger
.debug(logging_text
+ step
)
3540 assert False, "ROclient.check_action_status returns unknown {}".format(ns_status
)
3543 if ns_status
== "ERROR":
3544 raise ROclient
.ROClientException(ns_status_info
)
3545 elif ns_status
== "BUILD":
3546 detailed_status
= step
+ "; {}".format(ns_status_info
)
3547 elif ns_status
== "ACTIVE":
3548 step
= detailed_status
= \
3549 "Waiting for management IP address reported by the VIM. Updating VNFRs"
3551 self
.scale_vnfr(db_vnfr
, vdu_create
=vdu_create
, vdu_delete
=vdu_delete
)
3554 desc
= await self
.RO
.show("ns", RO_nsr_id
)
3557 self
._on
_update
_ro
_db
(nsrs_id
=nsr_id
, ro_descriptor
=desc
)
3559 # nsr_deployed["nsr_ip"] = RO.get_ns_vnf_info(desc)
3560 self
.ns_update_vnfr({db_vnfr
["member-vnf-index-ref"]: db_vnfr
}, desc
)
3562 except LcmExceptionNoMgmtIP
:
3565 assert False, "ROclient.check_ns_status returns unknown {}".format(ns_status
)
3566 if detailed_status
!= detailed_status_old
:
3567 self
._update
_suboperation
_status
(
3568 db_nslcmop
, op_index
, 'COMPLETED', detailed_status
)
3569 detailed_status_old
= db_nslcmop_update
["detailed-status"] = detailed_status
3570 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
3572 await asyncio
.sleep(5, loop
=self
.loop
)
3573 deployment_timeout
-= 5
3574 if deployment_timeout
<= 0:
3575 self
._update
_suboperation
_status
(
3576 db_nslcmop
, nslcmop_id
, op_index
, 'FAILED', "Timeout when waiting for ns to get ready")
3577 raise ROclient
.ROClientException("Timeout waiting ns to be ready")
3579 # update VDU_SCALING_INFO with the obtained ip_addresses
3580 if vdu_scaling_info
["scaling_direction"] == "OUT":
3581 for vdur
in reversed(db_vnfr
["vdur"]):
3582 if vdu_scaling_info
["vdu-create"].get(vdur
["vdu-id-ref"]):
3583 vdu_scaling_info
["vdu-create"][vdur
["vdu-id-ref"]] -= 1
3584 vdu_scaling_info
["vdu"].append({
3585 "name": vdur
["name"],
3586 "vdu_id": vdur
["vdu-id-ref"],
3589 for interface
in vdur
["interfaces"]:
3590 vdu_scaling_info
["vdu"][-1]["interface"].append({
3591 "name": interface
["name"],
3592 "ip_address": interface
["ip-address"],
3593 "mac_address": interface
.get("mac-address"),
3595 del vdu_scaling_info
["vdu-create"]
3597 self
._update
_suboperation
_status
(db_nslcmop
, op_index
, 'COMPLETED', 'Done')
3600 scale_process
= None
3602 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3605 # execute primitive service POST-SCALING
3606 step
= "Executing post-scale vnf-config-primitive"
3607 if scaling_descriptor
.get("scaling-config-action"):
3608 for scaling_config_action
in scaling_descriptor
["scaling-config-action"]:
3609 if (scaling_config_action
.get("trigger") == "post-scale-in" and scaling_type
== "SCALE_IN") \
3610 or (scaling_config_action
.get("trigger") == "post-scale-out" and scaling_type
== "SCALE_OUT"):
3611 vnf_config_primitive
= scaling_config_action
["vnf-config-primitive-name-ref"]
3612 step
= db_nslcmop_update
["detailed-status"] = \
3613 "executing post-scale scaling-config-action '{}'".format(vnf_config_primitive
)
3615 vnfr_params
= {"VDU_SCALE_INFO": vdu_scaling_info
}
3616 if db_vnfr
.get("additionalParamsForVnf"):
3617 vnfr_params
.update(db_vnfr
["additionalParamsForVnf"])
3619 # look for primitive
3620 for config_primitive
in db_vnfd
.get("vnf-configuration", {}).get("config-primitive", ()):
3621 if config_primitive
["name"] == vnf_config_primitive
:
3624 raise LcmException("Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:"
3625 "scaling-config-action[vnf-config-primitive-name-ref='{}'] does not "
3626 "match any vnf-configuration:config-primitive".format(scaling_group
,
3628 scale_process
= "VCA"
3629 db_nsr_update
["config-status"] = "configuring post-scaling"
3630 primitive_params
= self
._map
_primitive
_params
(config_primitive
, {}, vnfr_params
)
3632 # Post-scale reintent check: Check if this sub-operation has been executed before
3633 op_index
= self
._check
_or
_add
_scale
_suboperation
(
3634 db_nslcmop
, nslcmop_id
, vnf_index
, vnf_config_primitive
, primitive_params
, 'POST-SCALE')
3635 if op_index
== self
.SUBOPERATION_STATUS_SKIP
:
3636 # Skip sub-operation
3637 result
= 'COMPLETED'
3638 result_detail
= 'Done'
3639 self
.logger
.debug(logging_text
+
3640 "vnf_config_primitive={} Skipped sub-operation, result {} {}".
3641 format(vnf_config_primitive
, result
, result_detail
))
3643 if op_index
== self
.SUBOPERATION_STATUS_NEW
:
3644 # New sub-operation: Get index of this sub-operation
3645 op_index
= len(db_nslcmop
.get('_admin', {}).get('operations')) - 1
3646 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} New sub-operation".
3647 format(vnf_config_primitive
))
3649 # Reintent: Get registered params for this existing sub-operation
3650 op
= db_nslcmop
.get('_admin', {}).get('operations', [])[op_index
]
3651 vnf_index
= op
.get('member_vnf_index')
3652 vnf_config_primitive
= op
.get('primitive')
3653 primitive_params
= op
.get('primitive_params')
3654 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Sub-operation reintent".
3655 format(vnf_config_primitive
))
3656 # Execute the primitive, either with new (first-time) or registered (reintent) args
3657 result
, result_detail
= await self
._ns
_execute
_primitive
(
3658 self
._look
_for
_deployed
_vca
(nsr_deployed
["VCA"],
3659 member_vnf_index
=vnf_index
,
3661 vdu_count_index
=None),
3662 vnf_config_primitive
, primitive_params
)
3663 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Done with result {} {}".format(
3664 vnf_config_primitive
, result
, result_detail
))
3665 # Update operationState = COMPLETED | FAILED
3666 self
._update
_suboperation
_status
(
3667 db_nslcmop
, op_index
, result
, result_detail
)
3669 if result
== "FAILED":
3670 raise LcmException(result_detail
)
3671 db_nsr_update
["config-status"] = old_config_status
3672 scale_process
= None
3675 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "COMPLETED"
3676 db_nslcmop_update
["statusEnteredTime"] = time()
3677 db_nslcmop_update
["detailed-status"] = "done"
3678 db_nsr_update
["detailed-status"] = "" # "scaled {} {}".format(scaling_group, scaling_type)
3679 db_nsr_update
["operational-status"] = "running" if old_operational_status
== "failed" \
3680 else old_operational_status
3681 db_nsr_update
["config-status"] = old_config_status
3683 except (ROclient
.ROClientException
, DbException
, LcmException
) as e
:
3684 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
3686 except asyncio
.CancelledError
:
3687 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
3688 exc
= "Operation was cancelled"
3689 except Exception as e
:
3690 exc
= traceback
.format_exc()
3691 self
.logger
.critical(logging_text
+ "Exit Exception {} {}".format(type(e
).__name
__, e
), exc_info
=True)
3693 self
._write
_ns
_status
(
3696 current_operation
="IDLE",
3697 current_operation_id
=None
3701 db_nslcmop_update
["detailed-status"] = "FAILED {}: {}".format(step
, exc
)
3702 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
3703 db_nslcmop_update
["statusEnteredTime"] = time()
3705 db_nsr_update
["operational-status"] = old_operational_status
3706 db_nsr_update
["config-status"] = old_config_status
3707 db_nsr_update
["detailed-status"] = ""
3709 if "VCA" in scale_process
:
3710 db_nsr_update
["config-status"] = "failed"
3711 if "RO" in scale_process
:
3712 db_nsr_update
["operational-status"] = "failed"
3713 db_nsr_update
["detailed-status"] = "FAILED scaling nslcmop={} {}: {}".format(nslcmop_id
, step
,
3716 if db_nslcmop
and db_nslcmop_update
:
3717 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
3719 self
._write
_ns
_status
(
3722 current_operation
="IDLE",
3723 current_operation_id
=None,
3724 other_update
=db_nsr_update
3727 except DbException
as e
:
3728 self
.logger
.error(logging_text
+ "Cannot update database: {}".format(e
))
3729 if nslcmop_operation_state
:
3731 await self
.msg
.aiowrite("ns", "scaled", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
3732 "operationState": nslcmop_operation_state
},
3735 # await asyncio.sleep(cooldown_time, loop=self.loop)
3736 # await self.msg.aiowrite("ns","scaled-cooldown-time", {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id})
3737 except Exception as e
:
3738 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
3739 self
.logger
.debug(logging_text
+ "Exit")
3740 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_scale")