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_charm_delete
= 10 * 60
50 timeout_primitive
= 10 * 60 # timeout for primitive execution
52 SUBOPERATION_STATUS_NOT_FOUND
= -1
53 SUBOPERATION_STATUS_NEW
= -2
54 SUBOPERATION_STATUS_SKIP
= -3
56 def __init__(self
, db
, msg
, fs
, lcm_tasks
, config
, loop
):
58 Init, Connect to database, filesystem storage, and messaging
59 :param config: two level dictionary with configuration. Top level should contain 'database', 'storage',
66 logger
=logging
.getLogger('lcm.ns')
70 self
.lcm_tasks
= lcm_tasks
71 self
.timeout
= config
["timeout"]
72 self
.ro_config
= config
["ro_config"]
73 self
.vca_config
= config
["VCA"].copy()
75 # create N2VC connector
76 self
.n2vc
= N2VCJujuConnector(
81 url
='{}:{}'.format(self
.vca_config
['host'], self
.vca_config
['port']),
82 username
=self
.vca_config
.get('user', None),
83 vca_config
=self
.vca_config
,
84 on_update_db
=self
._on
_update
_n
2vc
_db
87 self
.k8sclusterhelm
= K8sHelmConnector(
88 kubectl_command
=self
.vca_config
.get("kubectlpath"),
89 helm_command
=self
.vca_config
.get("helmpath"),
96 self
.k8sclusterjuju
= K8sJujuConnector(
97 kubectl_command
=self
.vca_config
.get("kubectlpath"),
98 juju_command
=self
.vca_config
.get("jujupath"),
106 self
.RO
= ROclient
.ROClient(self
.loop
, **self
.ro_config
)
108 def _on_update_ro_db(self
, nsrs_id
, ro_descriptor
):
110 # self.logger.debug('_on_update_ro_db(nsrs_id={}'.format(nsrs_id))
113 # TODO filter RO descriptor fields...
117 # db_dict['deploymentStatus'] = yaml.dump(ro_descriptor, default_flow_style=False, indent=2)
118 db_dict
['deploymentStatus'] = ro_descriptor
119 self
.update_db_2("nsrs", nsrs_id
, db_dict
)
121 except Exception as e
:
122 self
.logger
.warn('Cannot write database RO deployment for ns={} -> {}'.format(nsrs_id
, e
))
124 async def _on_update_n2vc_db(self
, table
, filter, path
, updated_data
):
126 # remove last dot from path (if exists)
127 if path
.endswith('.'):
130 # self.logger.debug('_on_update_n2vc_db(table={}, filter={}, path={}, updated_data={}'
131 # .format(table, filter, path, updated_data))
135 nsr_id
= filter.get('_id')
137 # read ns record from database
138 nsr
= self
.db
.get_one(table
='nsrs', q_filter
=filter)
139 current_ns_status
= nsr
.get('nsState')
141 # get vca status for NS
142 status_dict
= await self
.n2vc
.get_status(namespace
='.' + nsr_id
, yaml_format
=False)
146 db_dict
['vcaStatus'] = status_dict
148 # update configurationStatus for this VCA
150 vca_index
= int(path
[path
.rfind(".")+1:])
152 vca_list
= deep_get(target_dict
=nsr
, key_list
=('_admin', 'deployed', 'VCA'))
153 vca_status
= vca_list
[vca_index
].get('status')
155 configuration_status_list
= nsr
.get('configurationStatus')
156 config_status
= configuration_status_list
[vca_index
].get('status')
158 if config_status
== 'BROKEN' and vca_status
!= 'failed':
159 db_dict
['configurationStatus'][vca_index
] = 'READY'
160 elif config_status
!= 'BROKEN' and vca_status
== 'failed':
161 db_dict
['configurationStatus'][vca_index
] = 'BROKEN'
162 except Exception as e
:
163 # not update configurationStatus
164 self
.logger
.debug('Error updating vca_index (ignore): {}'.format(e
))
166 # if nsState = 'READY' check if juju is reporting some error => nsState = 'DEGRADED'
167 # if nsState = 'DEGRADED' check if all is OK
169 if current_ns_status
in ('READY', 'DEGRADED'):
170 error_description
= ''
172 if status_dict
.get('machines'):
173 for machine_id
in status_dict
.get('machines'):
174 machine
= status_dict
.get('machines').get(machine_id
)
175 # check machine agent-status
176 if machine
.get('agent-status'):
177 s
= machine
.get('agent-status').get('status')
180 error_description
+= 'machine {} agent-status={} ; '.format(machine_id
, s
)
181 # check machine instance status
182 if machine
.get('instance-status'):
183 s
= machine
.get('instance-status').get('status')
186 error_description
+= 'machine {} instance-status={} ; '.format(machine_id
, s
)
188 if status_dict
.get('applications'):
189 for app_id
in status_dict
.get('applications'):
190 app
= status_dict
.get('applications').get(app_id
)
191 # check application status
192 if app
.get('status'):
193 s
= app
.get('status').get('status')
196 error_description
+= 'application {} status={} ; '.format(app_id
, s
)
198 if error_description
:
199 db_dict
['errorDescription'] = error_description
200 if current_ns_status
== 'READY' and is_degraded
:
201 db_dict
['nsState'] = 'DEGRADED'
202 if current_ns_status
== 'DEGRADED' and not is_degraded
:
203 db_dict
['nsState'] = 'READY'
206 self
.update_db_2("nsrs", nsr_id
, db_dict
)
208 except Exception as e
:
209 self
.logger
.warn('Error updating NS state for ns={}: {}'.format(nsr_id
, e
))
213 def vnfd2RO(self
, vnfd
, new_id
=None, additionalParams
=None, nsrId
=None):
215 Converts creates a new vnfd descriptor for RO base on input OSM IM vnfd
216 :param vnfd: input vnfd
217 :param new_id: overrides vnf id if provided
218 :param additionalParams: Instantiation params for VNFs provided
219 :param nsrId: Id of the NSR
220 :return: copy of vnfd
223 vnfd_RO
= deepcopy(vnfd
)
224 # remove unused by RO configuration, monitoring, scaling and internal keys
225 vnfd_RO
.pop("_id", None)
226 vnfd_RO
.pop("_admin", None)
227 vnfd_RO
.pop("vnf-configuration", None)
228 vnfd_RO
.pop("monitoring-param", None)
229 vnfd_RO
.pop("scaling-group-descriptor", None)
230 vnfd_RO
.pop("kdu", None)
231 vnfd_RO
.pop("k8s-cluster", None)
233 vnfd_RO
["id"] = new_id
235 # parse cloud-init or cloud-init-file with the provided variables using Jinja2
236 for vdu
in get_iterable(vnfd_RO
, "vdu"):
237 cloud_init_file
= None
238 if vdu
.get("cloud-init-file"):
239 base_folder
= vnfd
["_admin"]["storage"]
240 cloud_init_file
= "{}/{}/cloud_init/{}".format(base_folder
["folder"], base_folder
["pkg-dir"],
241 vdu
["cloud-init-file"])
242 with self
.fs
.file_open(cloud_init_file
, "r") as ci_file
:
243 cloud_init_content
= ci_file
.read()
244 vdu
.pop("cloud-init-file", None)
245 elif vdu
.get("cloud-init"):
246 cloud_init_content
= vdu
["cloud-init"]
251 ast
= env
.parse(cloud_init_content
)
252 mandatory_vars
= meta
.find_undeclared_variables(ast
)
254 for var
in mandatory_vars
:
255 if not additionalParams
or var
not in additionalParams
.keys():
256 raise LcmException("Variable '{}' defined at vnfd[id={}]:vdu[id={}]:cloud-init/cloud-init-"
257 "file, must be provided in the instantiation parameters inside the "
258 "'additionalParamsForVnf' block".format(var
, vnfd
["id"], vdu
["id"]))
259 template
= Template(cloud_init_content
)
260 cloud_init_content
= template
.render(additionalParams
or {})
261 vdu
["cloud-init"] = cloud_init_content
264 except FsException
as e
:
265 raise LcmException("Error reading vnfd[id={}]:vdu[id={}]:cloud-init-file={}: {}".
266 format(vnfd
["id"], vdu
["id"], cloud_init_file
, e
))
267 except (TemplateError
, TemplateNotFound
, TemplateSyntaxError
) as e
:
268 raise LcmException("Error parsing Jinja2 to cloud-init content at vnfd[id={}]:vdu[id={}]: {}".
269 format(vnfd
["id"], vdu
["id"], e
))
271 def ns_params_2_RO(self
, ns_params
, nsd
, vnfd_dict
, n2vc_key_list
):
273 Creates a RO ns descriptor from OSM ns_instantiate params
274 :param ns_params: OSM instantiate params
275 :return: The RO ns descriptor
279 # TODO feature 1417: Check that no instantiation is set over PDU
280 # check if PDU forces a concrete vim-network-id and add it
281 # check if PDU contains a SDN-assist info (dpid, switch, port) and pass it to RO
283 def vim_account_2_RO(vim_account
):
284 if vim_account
in vim_2_RO
:
285 return vim_2_RO
[vim_account
]
287 db_vim
= self
.db
.get_one("vim_accounts", {"_id": vim_account
})
288 if db_vim
["_admin"]["operationalState"] != "ENABLED":
289 raise LcmException("VIM={} is not available. operationalState={}".format(
290 vim_account
, db_vim
["_admin"]["operationalState"]))
291 RO_vim_id
= db_vim
["_admin"]["deployed"]["RO"]
292 vim_2_RO
[vim_account
] = RO_vim_id
295 def wim_account_2_RO(wim_account
):
296 if isinstance(wim_account
, str):
297 if wim_account
in wim_2_RO
:
298 return wim_2_RO
[wim_account
]
300 db_wim
= self
.db
.get_one("wim_accounts", {"_id": wim_account
})
301 if db_wim
["_admin"]["operationalState"] != "ENABLED":
302 raise LcmException("WIM={} is not available. operationalState={}".format(
303 wim_account
, db_wim
["_admin"]["operationalState"]))
304 RO_wim_id
= db_wim
["_admin"]["deployed"]["RO-account"]
305 wim_2_RO
[wim_account
] = RO_wim_id
310 def ip_profile_2_RO(ip_profile
):
311 RO_ip_profile
= deepcopy((ip_profile
))
312 if "dns-server" in RO_ip_profile
:
313 if isinstance(RO_ip_profile
["dns-server"], list):
314 RO_ip_profile
["dns-address"] = []
315 for ds
in RO_ip_profile
.pop("dns-server"):
316 RO_ip_profile
["dns-address"].append(ds
['address'])
318 RO_ip_profile
["dns-address"] = RO_ip_profile
.pop("dns-server")
319 if RO_ip_profile
.get("ip-version") == "ipv4":
320 RO_ip_profile
["ip-version"] = "IPv4"
321 if RO_ip_profile
.get("ip-version") == "ipv6":
322 RO_ip_profile
["ip-version"] = "IPv6"
323 if "dhcp-params" in RO_ip_profile
:
324 RO_ip_profile
["dhcp"] = RO_ip_profile
.pop("dhcp-params")
330 # "name": ns_params["nsName"],
331 # "description": ns_params.get("nsDescription"),
332 "datacenter": vim_account_2_RO(ns_params
["vimAccountId"]),
333 "wim_account": wim_account_2_RO(ns_params
.get("wimAccountId")),
334 # "scenario": ns_params["nsdId"],
337 n2vc_key_list
= n2vc_key_list
or []
338 for vnfd_ref
, vnfd
in vnfd_dict
.items():
339 vdu_needed_access
= []
341 if vnfd
.get("vnf-configuration"):
342 ssh_required
= deep_get(vnfd
, ("vnf-configuration", "config-access", "ssh-access", "required"))
343 if ssh_required
and vnfd
.get("mgmt-interface"):
344 if vnfd
["mgmt-interface"].get("vdu-id"):
345 vdu_needed_access
.append(vnfd
["mgmt-interface"]["vdu-id"])
346 elif vnfd
["mgmt-interface"].get("cp"):
347 mgmt_cp
= vnfd
["mgmt-interface"]["cp"]
349 for vdu
in vnfd
.get("vdu", ()):
350 if vdu
.get("vdu-configuration"):
351 ssh_required
= deep_get(vdu
, ("vdu-configuration", "config-access", "ssh-access", "required"))
353 vdu_needed_access
.append(vdu
["id"])
355 for vdu_interface
in vdu
.get("interface"):
356 if vdu_interface
.get("external-connection-point-ref") and \
357 vdu_interface
["external-connection-point-ref"] == mgmt_cp
:
358 vdu_needed_access
.append(vdu
["id"])
362 if vdu_needed_access
:
363 for vnf_member
in nsd
.get("constituent-vnfd"):
364 if vnf_member
["vnfd-id-ref"] != vnfd_ref
:
366 for vdu
in vdu_needed_access
:
367 populate_dict(RO_ns_params
,
368 ("vnfs", vnf_member
["member-vnf-index"], "vdus", vdu
, "mgmt_keys"),
371 if ns_params
.get("vduImage"):
372 RO_ns_params
["vduImage"] = ns_params
["vduImage"]
374 if ns_params
.get("ssh_keys"):
375 RO_ns_params
["cloud-config"] = {"key-pairs": ns_params
["ssh_keys"]}
376 for vnf_params
in get_iterable(ns_params
, "vnf"):
377 for constituent_vnfd
in nsd
["constituent-vnfd"]:
378 if constituent_vnfd
["member-vnf-index"] == vnf_params
["member-vnf-index"]:
379 vnf_descriptor
= vnfd_dict
[constituent_vnfd
["vnfd-id-ref"]]
382 raise LcmException("Invalid instantiate parameter vnf:member-vnf-index={} is not present at nsd:"
383 "constituent-vnfd".format(vnf_params
["member-vnf-index"]))
384 if vnf_params
.get("vimAccountId"):
385 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "datacenter"),
386 vim_account_2_RO(vnf_params
["vimAccountId"]))
388 for vdu_params
in get_iterable(vnf_params
, "vdu"):
389 # TODO feature 1417: check that this VDU exist and it is not a PDU
390 if vdu_params
.get("volume"):
391 for volume_params
in vdu_params
["volume"]:
392 if volume_params
.get("vim-volume-id"):
393 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
394 vdu_params
["id"], "devices", volume_params
["name"], "vim_id"),
395 volume_params
["vim-volume-id"])
396 if vdu_params
.get("interface"):
397 for interface_params
in vdu_params
["interface"]:
398 if interface_params
.get("ip-address"):
399 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
400 vdu_params
["id"], "interfaces", interface_params
["name"],
402 interface_params
["ip-address"])
403 if interface_params
.get("mac-address"):
404 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
405 vdu_params
["id"], "interfaces", interface_params
["name"],
407 interface_params
["mac-address"])
408 if interface_params
.get("floating-ip-required"):
409 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
410 vdu_params
["id"], "interfaces", interface_params
["name"],
412 interface_params
["floating-ip-required"])
414 for internal_vld_params
in get_iterable(vnf_params
, "internal-vld"):
415 if internal_vld_params
.get("vim-network-name"):
416 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
417 internal_vld_params
["name"], "vim-network-name"),
418 internal_vld_params
["vim-network-name"])
419 if internal_vld_params
.get("vim-network-id"):
420 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
421 internal_vld_params
["name"], "vim-network-id"),
422 internal_vld_params
["vim-network-id"])
423 if internal_vld_params
.get("ip-profile"):
424 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
425 internal_vld_params
["name"], "ip-profile"),
426 ip_profile_2_RO(internal_vld_params
["ip-profile"]))
427 if internal_vld_params
.get("provider-network"):
429 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
430 internal_vld_params
["name"], "provider-network"),
431 internal_vld_params
["provider-network"].copy())
433 for icp_params
in get_iterable(internal_vld_params
, "internal-connection-point"):
436 for vdu_descriptor
in vnf_descriptor
["vdu"]:
437 for vdu_interface
in vdu_descriptor
["interface"]:
438 if vdu_interface
.get("internal-connection-point-ref") == icp_params
["id-ref"]:
439 if icp_params
.get("ip-address"):
440 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
441 vdu_descriptor
["id"], "interfaces",
442 vdu_interface
["name"], "ip_address"),
443 icp_params
["ip-address"])
445 if icp_params
.get("mac-address"):
446 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
447 vdu_descriptor
["id"], "interfaces",
448 vdu_interface
["name"], "mac_address"),
449 icp_params
["mac-address"])
455 raise LcmException("Invalid instantiate parameter vnf:member-vnf-index[{}]:"
456 "internal-vld:id-ref={} is not present at vnfd:internal-"
457 "connection-point".format(vnf_params
["member-vnf-index"],
458 icp_params
["id-ref"]))
460 for vld_params
in get_iterable(ns_params
, "vld"):
461 if "ip-profile" in vld_params
:
462 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "ip-profile"),
463 ip_profile_2_RO(vld_params
["ip-profile"]))
465 if vld_params
.get("provider-network"):
467 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "provider-network"),
468 vld_params
["provider-network"].copy())
470 if "wimAccountId" in vld_params
and vld_params
["wimAccountId"] is not None:
471 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "wim_account"),
472 wim_account_2_RO(vld_params
["wimAccountId"])),
473 if vld_params
.get("vim-network-name"):
475 if isinstance(vld_params
["vim-network-name"], dict):
476 for vim_account
, vim_net
in vld_params
["vim-network-name"].items():
477 RO_vld_sites
.append({
478 "netmap-use": vim_net
,
479 "datacenter": vim_account_2_RO(vim_account
)
481 else: # isinstance str
482 RO_vld_sites
.append({"netmap-use": vld_params
["vim-network-name"]})
484 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "sites"), RO_vld_sites
)
486 if vld_params
.get("vim-network-id"):
488 if isinstance(vld_params
["vim-network-id"], dict):
489 for vim_account
, vim_net
in vld_params
["vim-network-id"].items():
490 RO_vld_sites
.append({
491 "netmap-use": vim_net
,
492 "datacenter": vim_account_2_RO(vim_account
)
494 else: # isinstance str
495 RO_vld_sites
.append({"netmap-use": vld_params
["vim-network-id"]})
497 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "sites"), RO_vld_sites
)
498 if vld_params
.get("ns-net"):
499 if isinstance(vld_params
["ns-net"], dict):
500 for vld_id
, instance_scenario_id
in vld_params
["ns-net"].items():
501 RO_vld_ns_net
= {"instance_scenario_id": instance_scenario_id
, "osm_id": vld_id
}
502 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "use-network"), RO_vld_ns_net
)
503 if "vnfd-connection-point-ref" in vld_params
:
504 for cp_params
in vld_params
["vnfd-connection-point-ref"]:
506 for constituent_vnfd
in nsd
["constituent-vnfd"]:
507 if constituent_vnfd
["member-vnf-index"] == cp_params
["member-vnf-index-ref"]:
508 vnf_descriptor
= vnfd_dict
[constituent_vnfd
["vnfd-id-ref"]]
512 "Invalid instantiate parameter vld:vnfd-connection-point-ref:member-vnf-index-ref={} "
513 "is not present at nsd:constituent-vnfd".format(cp_params
["member-vnf-index-ref"]))
515 for vdu_descriptor
in vnf_descriptor
["vdu"]:
516 for interface_descriptor
in vdu_descriptor
["interface"]:
517 if interface_descriptor
.get("external-connection-point-ref") == \
518 cp_params
["vnfd-connection-point-ref"]:
525 "Invalid instantiate parameter vld:vnfd-connection-point-ref:member-vnf-index-ref={}:"
526 "vnfd-connection-point-ref={} is not present at vnfd={}".format(
527 cp_params
["member-vnf-index-ref"],
528 cp_params
["vnfd-connection-point-ref"],
529 vnf_descriptor
["id"]))
530 if cp_params
.get("ip-address"):
531 populate_dict(RO_ns_params
, ("vnfs", cp_params
["member-vnf-index-ref"], "vdus",
532 vdu_descriptor
["id"], "interfaces",
533 interface_descriptor
["name"], "ip_address"),
534 cp_params
["ip-address"])
535 if cp_params
.get("mac-address"):
536 populate_dict(RO_ns_params
, ("vnfs", cp_params
["member-vnf-index-ref"], "vdus",
537 vdu_descriptor
["id"], "interfaces",
538 interface_descriptor
["name"], "mac_address"),
539 cp_params
["mac-address"])
542 def scale_vnfr(self
, db_vnfr
, vdu_create
=None, vdu_delete
=None):
543 # make a copy to do not change
544 vdu_create
= copy(vdu_create
)
545 vdu_delete
= copy(vdu_delete
)
547 vdurs
= db_vnfr
.get("vdur")
550 vdu_index
= len(vdurs
)
553 vdur
= vdurs
[vdu_index
]
554 if vdur
.get("pdu-type"):
556 vdu_id_ref
= vdur
["vdu-id-ref"]
557 if vdu_create
and vdu_create
.get(vdu_id_ref
):
558 for index
in range(0, vdu_create
[vdu_id_ref
]):
559 vdur
= deepcopy(vdur
)
560 vdur
["_id"] = str(uuid4())
561 vdur
["count-index"] += 1
562 vdurs
.insert(vdu_index
+1+index
, vdur
)
563 del vdu_create
[vdu_id_ref
]
564 if vdu_delete
and vdu_delete
.get(vdu_id_ref
):
566 vdu_delete
[vdu_id_ref
] -= 1
567 if not vdu_delete
[vdu_id_ref
]:
568 del vdu_delete
[vdu_id_ref
]
569 # check all operations are done
570 if vdu_create
or vdu_delete
:
571 raise LcmException("Error scaling OUT VNFR for {}. There is not any existing vnfr. Scaled to 0?".format(
574 raise LcmException("Error scaling IN VNFR for {}. There is not any existing vnfr. Scaled to 0?".format(
577 vnfr_update
= {"vdur": vdurs
}
578 db_vnfr
["vdur"] = vdurs
579 self
.update_db_2("vnfrs", db_vnfr
["_id"], vnfr_update
)
581 def ns_update_nsr(self
, ns_update_nsr
, db_nsr
, nsr_desc_RO
):
583 Updates database nsr with the RO info for the created vld
584 :param ns_update_nsr: dictionary to be filled with the updated info
585 :param db_nsr: content of db_nsr. This is also modified
586 :param nsr_desc_RO: nsr descriptor from RO
587 :return: Nothing, LcmException is raised on errors
590 for vld_index
, vld
in enumerate(get_iterable(db_nsr
, "vld")):
591 for net_RO
in get_iterable(nsr_desc_RO
, "nets"):
592 if vld
["id"] != net_RO
.get("ns_net_osm_id"):
594 vld
["vim-id"] = net_RO
.get("vim_net_id")
595 vld
["name"] = net_RO
.get("vim_name")
596 vld
["status"] = net_RO
.get("status")
597 vld
["status-detailed"] = net_RO
.get("error_msg")
598 ns_update_nsr
["vld.{}".format(vld_index
)] = vld
601 raise LcmException("ns_update_nsr: Not found vld={} at RO info".format(vld
["id"]))
603 def ns_update_vnfr(self
, db_vnfrs
, nsr_desc_RO
):
605 Updates database vnfr with the RO info, e.g. ip_address, vim_id... Descriptor db_vnfrs is also updated
606 :param db_vnfrs: dictionary with member-vnf-index: vnfr-content
607 :param nsr_desc_RO: nsr descriptor from RO
608 :return: Nothing, LcmException is raised on errors
610 for vnf_index
, db_vnfr
in db_vnfrs
.items():
611 for vnf_RO
in nsr_desc_RO
["vnfs"]:
612 if vnf_RO
["member_vnf_index"] != vnf_index
:
615 if vnf_RO
.get("ip_address"):
616 db_vnfr
["ip-address"] = vnfr_update
["ip-address"] = vnf_RO
["ip_address"].split(";")[0]
617 elif not db_vnfr
.get("ip-address"):
618 if db_vnfr
.get("vdur"): # if not VDUs, there is not ip_address
619 raise LcmExceptionNoMgmtIP("ns member_vnf_index '{}' has no IP address".format(vnf_index
))
621 for vdu_index
, vdur
in enumerate(get_iterable(db_vnfr
, "vdur")):
622 vdur_RO_count_index
= 0
623 if vdur
.get("pdu-type"):
625 for vdur_RO
in get_iterable(vnf_RO
, "vms"):
626 if vdur
["vdu-id-ref"] != vdur_RO
["vdu_osm_id"]:
628 if vdur
["count-index"] != vdur_RO_count_index
:
629 vdur_RO_count_index
+= 1
631 vdur
["vim-id"] = vdur_RO
.get("vim_vm_id")
632 if vdur_RO
.get("ip_address"):
633 vdur
["ip-address"] = vdur_RO
["ip_address"].split(";")[0]
635 vdur
["ip-address"] = None
636 vdur
["vdu-id-ref"] = vdur_RO
.get("vdu_osm_id")
637 vdur
["name"] = vdur_RO
.get("vim_name")
638 vdur
["status"] = vdur_RO
.get("status")
639 vdur
["status-detailed"] = vdur_RO
.get("error_msg")
640 for ifacer
in get_iterable(vdur
, "interfaces"):
641 for interface_RO
in get_iterable(vdur_RO
, "interfaces"):
642 if ifacer
["name"] == interface_RO
.get("internal_name"):
643 ifacer
["ip-address"] = interface_RO
.get("ip_address")
644 ifacer
["mac-address"] = interface_RO
.get("mac_address")
647 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vdur={} interface={} "
649 .format(vnf_index
, vdur
["vdu-id-ref"], ifacer
["name"]))
650 vnfr_update
["vdur.{}".format(vdu_index
)] = vdur
653 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vdur={} count_index={} from "
654 "VIM info".format(vnf_index
, vdur
["vdu-id-ref"], vdur
["count-index"]))
656 for vld_index
, vld
in enumerate(get_iterable(db_vnfr
, "vld")):
657 for net_RO
in get_iterable(nsr_desc_RO
, "nets"):
658 if vld
["id"] != net_RO
.get("vnf_net_osm_id"):
660 vld
["vim-id"] = net_RO
.get("vim_net_id")
661 vld
["name"] = net_RO
.get("vim_name")
662 vld
["status"] = net_RO
.get("status")
663 vld
["status-detailed"] = net_RO
.get("error_msg")
664 vnfr_update
["vld.{}".format(vld_index
)] = vld
667 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vld={} from VIM info".format(
668 vnf_index
, vld
["id"]))
670 self
.update_db_2("vnfrs", db_vnfr
["_id"], vnfr_update
)
674 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} from VIM info".format(vnf_index
))
676 def _get_ns_config_info(self
, nsr_id
):
678 Generates a mapping between vnf,vdu elements and the N2VC id
679 :param nsr_id: id of nsr to get last database _admin.deployed.VCA that contains this list
680 :return: a dictionary with {osm-config-mapping: {}} where its element contains:
681 "<member-vnf-index>": <N2VC-id> for a vnf configuration, or
682 "<member-vnf-index>.<vdu.id>.<vdu replica(0, 1,..)>": <N2VC-id> for a vdu configuration
684 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
685 vca_deployed_list
= db_nsr
["_admin"]["deployed"]["VCA"]
687 ns_config_info
= {"osm-config-mapping": mapping
}
688 for vca
in vca_deployed_list
:
689 if not vca
["member-vnf-index"]:
691 if not vca
["vdu_id"]:
692 mapping
[vca
["member-vnf-index"]] = vca
["application"]
694 mapping
["{}.{}.{}".format(vca
["member-vnf-index"], vca
["vdu_id"], vca
["vdu_count_index"])] =\
696 return ns_config_info
699 def _get_initial_config_primitive_list(desc_primitive_list
, vca_deployed
):
701 Generates a list of initial-config-primitive based on the list provided by the descriptor. It includes internal
702 primitives as verify-ssh-credentials, or config when needed
703 :param desc_primitive_list: information of the descriptor
704 :param vca_deployed: information of the deployed, needed for known if it is related to an NS, VNF, VDU and if
705 this element contains a ssh public key
706 :return: The modified list. Can ba an empty list, but always a list
708 if desc_primitive_list
:
709 primitive_list
= desc_primitive_list
.copy()
712 # look for primitive config, and get the position. None if not present
713 config_position
= None
714 for index
, primitive
in enumerate(primitive_list
):
715 if primitive
["name"] == "config":
716 config_position
= index
719 # for NS, add always a config primitive if not present (bug 874)
720 if not vca_deployed
["member-vnf-index"] and config_position
is None:
721 primitive_list
.insert(0, {"name": "config", "parameter": []})
723 # for VNF/VDU add verify-ssh-credentials after config
724 if vca_deployed
["member-vnf-index"] and config_position
is not None and vca_deployed
.get("ssh-public-key"):
725 primitive_list
.insert(config_position
+ 1, {"name": "verify-ssh-credentials", "parameter": []})
726 return primitive_list
728 async def instantiate_RO(self
, logging_text
, nsr_id
, nsd
, db_nsr
,
729 db_nslcmop
, db_vnfrs
, db_vnfds_ref
, n2vc_key_list
):
732 RO_descriptor_number
= 0 # number of descriptors created at RO
733 vnf_index_2_RO_id
= {} # map between vnfd/nsd id to the id used at RO
734 start_deploy
= time()
735 ns_params
= db_nslcmop
.get("operationParams")
736 if ns_params
and ns_params
.get("timeout_ns_deploy"):
737 timeout_ns_deploy
= ns_params
["timeout_ns_deploy"]
739 timeout_ns_deploy
= self
.timeout
.get("ns_deploy", self
.timeout_ns_deploy
)
741 # Check for and optionally request placement optimization. Database will be updated if placement activated
742 await self
.do_placement(logging_text
, db_nslcmop
, db_vnfrs
)
746 # get vnfds, instantiate at RO
748 for c_vnf
in nsd
.get("constituent-vnfd", ()):
749 member_vnf_index
= c_vnf
["member-vnf-index"]
750 vnfd
= db_vnfds_ref
[c_vnf
['vnfd-id-ref']]
751 vnfd_ref
= vnfd
["id"]
752 step
= db_nsr_update
["_admin.deployed.RO.detailed-status"] = "Creating vnfd='{}' member_vnf_index='{}' at" \
753 " RO".format(vnfd_ref
, member_vnf_index
)
754 # self.logger.debug(logging_text + step)
755 vnfd_id_RO
= "{}.{}.{}".format(nsr_id
, RO_descriptor_number
, member_vnf_index
[:23])
756 vnf_index_2_RO_id
[member_vnf_index
] = vnfd_id_RO
757 RO_descriptor_number
+= 1
759 # look position at deployed.RO.vnfd if not present it will be appended at the end
760 for index
, vnf_deployed
in enumerate(db_nsr
["_admin"]["deployed"]["RO"]["vnfd"]):
761 if vnf_deployed
["member-vnf-index"] == member_vnf_index
:
764 index
= len(db_nsr
["_admin"]["deployed"]["RO"]["vnfd"])
765 db_nsr
["_admin"]["deployed"]["RO"]["vnfd"].append(None)
768 RO_update
= {"member-vnf-index": member_vnf_index
}
769 vnfd_list
= await self
.RO
.get_list("vnfd", filter_by
={"osm_id": vnfd_id_RO
})
771 RO_update
["id"] = vnfd_list
[0]["uuid"]
772 self
.logger
.debug(logging_text
+ "vnfd='{}' member_vnf_index='{}' exists at RO. Using RO_id={}".
773 format(vnfd_ref
, member_vnf_index
, vnfd_list
[0]["uuid"]))
775 vnfd_RO
= self
.vnfd2RO(vnfd
, vnfd_id_RO
, db_vnfrs
[c_vnf
["member-vnf-index"]].
776 get("additionalParamsForVnf"), nsr_id
)
777 desc
= await self
.RO
.create("vnfd", descriptor
=vnfd_RO
)
778 RO_update
["id"] = desc
["uuid"]
779 self
.logger
.debug(logging_text
+ "vnfd='{}' member_vnf_index='{}' created at RO. RO_id={}".format(
780 vnfd_ref
, member_vnf_index
, desc
["uuid"]))
781 db_nsr_update
["_admin.deployed.RO.vnfd.{}".format(index
)] = RO_update
782 db_nsr
["_admin"]["deployed"]["RO"]["vnfd"][index
] = RO_update
783 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
787 step
= db_nsr_update
["_admin.deployed.RO.detailed-status"] = "Creating nsd={} at RO".format(nsd_ref
)
788 # self.logger.debug(logging_text + step)
790 RO_osm_nsd_id
= "{}.{}.{}".format(nsr_id
, RO_descriptor_number
, nsd_ref
[:23])
791 RO_descriptor_number
+= 1
792 nsd_list
= await self
.RO
.get_list("nsd", filter_by
={"osm_id": RO_osm_nsd_id
})
794 db_nsr_update
["_admin.deployed.RO.nsd_id"] = RO_nsd_uuid
= nsd_list
[0]["uuid"]
795 self
.logger
.debug(logging_text
+ "nsd={} exists at RO. Using RO_id={}".format(
796 nsd_ref
, RO_nsd_uuid
))
798 nsd_RO
= deepcopy(nsd
)
799 nsd_RO
["id"] = RO_osm_nsd_id
800 nsd_RO
.pop("_id", None)
801 nsd_RO
.pop("_admin", None)
802 for c_vnf
in nsd_RO
.get("constituent-vnfd", ()):
803 member_vnf_index
= c_vnf
["member-vnf-index"]
804 c_vnf
["vnfd-id-ref"] = vnf_index_2_RO_id
[member_vnf_index
]
805 for c_vld
in nsd_RO
.get("vld", ()):
806 for cp
in c_vld
.get("vnfd-connection-point-ref", ()):
807 member_vnf_index
= cp
["member-vnf-index-ref"]
808 cp
["vnfd-id-ref"] = vnf_index_2_RO_id
[member_vnf_index
]
810 desc
= await self
.RO
.create("nsd", descriptor
=nsd_RO
)
811 db_nsr_update
["_admin.nsState"] = "INSTANTIATED"
812 db_nsr_update
["_admin.deployed.RO.nsd_id"] = RO_nsd_uuid
= desc
["uuid"]
813 self
.logger
.debug(logging_text
+ "nsd={} created at RO. RO_id={}".format(nsd_ref
, RO_nsd_uuid
))
814 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
817 # if present use it unless in error status
818 RO_nsr_id
= deep_get(db_nsr
, ("_admin", "deployed", "RO", "nsr_id"))
821 step
= db_nsr_update
["_admin.deployed.RO.detailed-status"] = "Looking for existing ns at RO"
822 # self.logger.debug(logging_text + step + " RO_ns_id={}".format(RO_nsr_id))
823 desc
= await self
.RO
.show("ns", RO_nsr_id
)
825 except ROclient
.ROClientException
as e
:
826 if e
.http_code
!= HTTPStatus
.NOT_FOUND
:
828 RO_nsr_id
= db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
830 ns_status
, ns_status_info
= self
.RO
.check_ns_status(desc
)
831 db_nsr_update
["_admin.deployed.RO.nsr_status"] = ns_status
832 if ns_status
== "ERROR":
833 step
= db_nsr_update
["_admin.deployed.RO.detailed-status"] = "Deleting ns at RO. RO_ns_id={}"\
835 self
.logger
.debug(logging_text
+ step
)
836 await self
.RO
.delete("ns", RO_nsr_id
)
837 RO_nsr_id
= db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
839 step
= db_nsr_update
["_admin.deployed.RO.detailed-status"] = "Checking dependencies"
840 # self.logger.debug(logging_text + step)
842 # check if VIM is creating and wait look if previous tasks in process
843 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("vim_account", ns_params
["vimAccountId"])
845 step
= "Waiting for related tasks to be completed: {}".format(task_name
)
846 self
.logger
.debug(logging_text
+ step
)
847 await asyncio
.wait(task_dependency
, timeout
=3600)
848 if ns_params
.get("vnf"):
849 for vnf
in ns_params
["vnf"]:
850 if "vimAccountId" in vnf
:
851 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("vim_account",
854 step
= "Waiting for related tasks to be completed: {}".format(task_name
)
855 self
.logger
.debug(logging_text
+ step
)
856 await asyncio
.wait(task_dependency
, timeout
=3600)
858 step
= db_nsr_update
["_admin.deployed.RO.detailed-status"] = "Checking instantiation parameters"
860 RO_ns_params
= self
.ns_params_2_RO(ns_params
, nsd
, db_vnfds_ref
, n2vc_key_list
)
862 step
= db_nsr_update
["detailed-status"] = "Deploying ns at VIM"
863 # step = db_nsr_update["_admin.deployed.RO.detailed-status"] = "Deploying ns at VIM"
864 desc
= await self
.RO
.create("ns", descriptor
=RO_ns_params
, name
=db_nsr
["name"], scenario
=RO_nsd_uuid
)
865 RO_nsr_id
= db_nsr_update
["_admin.deployed.RO.nsr_id"] = desc
["uuid"]
866 db_nsr_update
["_admin.nsState"] = "INSTANTIATED"
867 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "BUILD"
868 self
.logger
.debug(logging_text
+ "ns created at RO. RO_id={}".format(desc
["uuid"]))
869 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
871 # wait until NS is ready
872 step
= ns_status_detailed
= detailed_status
= "Waiting VIM to deploy ns. RO_ns_id={}".format(RO_nsr_id
)
873 detailed_status_old
= None
874 self
.logger
.debug(logging_text
+ step
)
877 while time() <= start_deploy
+ timeout_ns_deploy
:
878 desc
= await self
.RO
.show("ns", RO_nsr_id
)
882 # desc has changed => update db
883 self
._on
_update
_ro
_db
(nsrs_id
=nsr_id
, ro_descriptor
=desc
)
886 ns_status
, ns_status_info
= self
.RO
.check_ns_status(desc
)
887 db_nsr_update
["_admin.deployed.RO.nsr_status"] = ns_status
888 if ns_status
== "ERROR":
889 raise ROclient
.ROClientException(ns_status_info
)
890 elif ns_status
== "BUILD":
891 detailed_status
= ns_status_detailed
+ "; {}".format(ns_status_info
)
892 elif ns_status
== "ACTIVE":
893 step
= detailed_status
= "Waiting for management IP address reported by the VIM. Updating VNFRs"
895 self
.ns_update_vnfr(db_vnfrs
, desc
)
897 except LcmExceptionNoMgmtIP
:
900 assert False, "ROclient.check_ns_status returns unknown {}".format(ns_status
)
901 if detailed_status
!= detailed_status_old
:
902 detailed_status_old
= db_nsr_update
["_admin.deployed.RO.detailed-status"] = detailed_status
903 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
904 await asyncio
.sleep(5, loop
=self
.loop
)
905 else: # timeout_ns_deploy
906 raise ROclient
.ROClientException("Timeout waiting ns to be ready")
908 step
= "Updating NSR"
909 self
.ns_update_nsr(db_nsr_update
, db_nsr
, desc
)
911 db_nsr_update
["_admin.deployed.RO.operational-status"] = "running"
912 db_nsr
["_admin.deployed.RO.detailed-status"] = "Deployed at VIM"
913 db_nsr_update
["_admin.deployed.RO.detailed-status"] = "Deployed at VIM"
914 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
915 # await self._on_update_n2vc_db("nsrs", {"_id": nsr_id}, "_admin.deployed", db_nsr_update)
917 step
= "Deployed at VIM"
918 self
.logger
.debug(logging_text
+ step
)
920 async def wait_vm_up_insert_key_ro(self
, logging_text
, nsr_id
, vnfr_id
, vdu_id
, vdu_index
, pub_key
=None, user
=None):
922 Wait for ip addres at RO, and optionally, insert public key in virtual machine
923 :param logging_text: prefix use for logging
928 :param pub_key: public ssh key to inject, None to skip
929 :param user: user to apply the public ssh key
933 # self.logger.debug(logging_text + "Starting wait_vm_up_insert_key_ro")
943 if ro_retries
>= 360: # 1 hour
944 raise LcmException("Not found _admin.deployed.RO.nsr_id for nsr_id: {}".format(nsr_id
))
946 await asyncio
.sleep(10, loop
=self
.loop
)
947 # wait until NS is deployed at RO
949 db_nsrs
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
950 ro_nsr_id
= deep_get(db_nsrs
, ("_admin", "deployed", "RO", "nsr_id"))
955 if not target_vdu_id
:
956 db_vnfr
= self
.db
.get_one("vnfrs", {"_id": vnfr_id
})
958 if not vdu_id
: # for the VNF case
959 ip_address
= db_vnfr
.get("ip-address")
962 vdur
= next((x
for x
in get_iterable(db_vnfr
, "vdur") if x
.get("ip-address") == ip_address
), None)
964 vdur
= next((x
for x
in get_iterable(db_vnfr
, "vdur")
965 if x
.get("vdu-id-ref") == vdu_id
and x
.get("count-index") == vdu_index
), None)
967 if not vdur
and len(db_vnfr
.get("vdur", ())) == 1: # If only one, this should be the target vdu
968 vdur
= db_vnfr
["vdur"][0]
970 raise LcmException("Not found vnfr_id={}, vdu_id={}, vdu_index={}".format(vnfr_id
, vdu_id
,
973 if vdur
.get("pdu-type") or vdur
.get("status") == "ACTIVE":
974 ip_address
= vdur
.get("ip-address")
977 target_vdu_id
= vdur
["vdu-id-ref"]
978 elif vdur
.get("status") == "ERROR":
979 raise LcmException("Cannot inject ssh-key because target VM is in error state")
981 if not target_vdu_id
:
984 # inject public key into machine
986 # self.logger.debug(logging_text + "Inserting RO key")
987 if vdur
.get("pdu-type"):
988 self
.logger
.error(logging_text
+ "Cannot inject ssh-ky to a PDU")
991 ro_vm_id
= "{}-{}".format(db_vnfr
["member-vnf-index-ref"], target_vdu_id
) # TODO add vdu_index
992 result_dict
= await self
.RO
.create_action(
994 item_id_name
=ro_nsr_id
,
995 descriptor
={"add_public_key": pub_key
, "vms": [ro_vm_id
], "user": user
}
997 # result_dict contains the format {VM-id: {vim_result: 200, description: text}}
998 if not result_dict
or not isinstance(result_dict
, dict):
999 raise LcmException("Unknown response from RO when injecting key")
1000 for result
in result_dict
.values():
1001 if result
.get("vim_result") == 200:
1004 raise ROclient
.ROClientException("error injecting key: {}".format(
1005 result
.get("description")))
1007 except ROclient
.ROClientException
as e
:
1009 self
.logger
.debug(logging_text
+ "error injecting key: {}. Retrying until {} seconds".
1013 raise LcmException("Reaching max tries injecting key. Error: {}".format(e
))
1019 async def _wait_dependent_n2vc(self
, nsr_id
, vca_deployed_list
, vca_index
):
1021 Wait until dependent VCA deployments have been finished. NS wait for VNFs and VDUs. VNFs for VDUs
1023 my_vca
= vca_deployed_list
[vca_index
]
1024 if my_vca
.get("vdu_id") or my_vca
.get("kdu_name"):
1025 # vdu or kdu: no dependencies
1029 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1030 vca_deployed_list
= db_nsr
["_admin"]["deployed"]["VCA"]
1031 configuration_status_list
= db_nsr
["configurationStatus"]
1032 for index
, vca_deployed
in enumerate(configuration_status_list
):
1033 if index
== vca_index
:
1036 if not my_vca
.get("member-vnf-index") or \
1037 (vca_deployed
.get("member-vnf-index") == my_vca
.get("member-vnf-index")):
1038 internal_status
= configuration_status_list
[index
].get("status")
1039 if internal_status
== 'READY':
1041 elif internal_status
== 'BROKEN':
1042 raise LcmException("Configuration aborted because dependent charm/s has failed")
1046 # no dependencies, return
1048 await asyncio
.sleep(10)
1051 raise LcmException("Configuration aborted because dependent charm/s timeout")
1053 async def instantiate_N2VC(self
, logging_text
, vca_index
, nsi_id
, db_nsr
, db_vnfr
, vdu_id
, kdu_name
,
1054 vdu_index
, config_descriptor
, deploy_params
, base_folder
, nslcmop_id
):
1055 nsr_id
= db_nsr
["_id"]
1056 db_update_entry
= "_admin.deployed.VCA.{}.".format(vca_index
)
1057 vca_deployed_list
= db_nsr
["_admin"]["deployed"]["VCA"]
1058 vca_deployed
= db_nsr
["_admin"]["deployed"]["VCA"][vca_index
]
1060 'collection': 'nsrs',
1061 'filter': {'_id': nsr_id
},
1062 'path': db_update_entry
1068 element_under_configuration
= nsr_id
1072 vnfr_id
= db_vnfr
["_id"]
1074 namespace
= "{nsi}.{ns}".format(
1075 nsi
=nsi_id
if nsi_id
else "",
1079 element_type
= 'VNF'
1080 element_under_configuration
= vnfr_id
1081 namespace
+= ".{}".format(vnfr_id
)
1083 namespace
+= ".{}-{}".format(vdu_id
, vdu_index
or 0)
1084 element_type
= 'VDU'
1085 element_under_configuration
= "{}-{}".format(vdu_id
, vdu_index
or 0)
1088 self
.fs
.sync() # Sync from FSMongo
1089 artifact_path
= "{}/{}/charms/{}".format(
1090 base_folder
["folder"],
1091 base_folder
["pkg-dir"],
1092 config_descriptor
["juju"]["charm"]
1095 is_proxy_charm
= deep_get(config_descriptor
, ('juju', 'charm')) is not None
1096 if deep_get(config_descriptor
, ('juju', 'proxy')) is False:
1097 is_proxy_charm
= False
1099 # n2vc_redesign STEP 3.1
1101 # find old ee_id if exists
1102 ee_id
= vca_deployed
.get("ee_id")
1104 # create or register execution environment in VCA
1107 self
._write
_configuration
_status
(
1109 vca_index
=vca_index
,
1111 element_under_configuration
=element_under_configuration
,
1112 element_type
=element_type
1115 step
= "create execution environment"
1116 self
.logger
.debug(logging_text
+ step
)
1117 ee_id
, credentials
= await self
.n2vc
.create_execution_environment(namespace
=namespace
,
1122 step
= "Waiting to VM being up and getting IP address"
1123 self
.logger
.debug(logging_text
+ step
)
1124 rw_mgmt_ip
= await self
.wait_vm_up_insert_key_ro(logging_text
, nsr_id
, vnfr_id
, vdu_id
, vdu_index
,
1125 user
=None, pub_key
=None)
1126 credentials
= {"hostname": rw_mgmt_ip
}
1128 username
= deep_get(config_descriptor
, ("config-access", "ssh-access", "default-user"))
1129 # TODO remove this when changes on IM regarding config-access:ssh-access:default-user were
1130 # merged. Meanwhile let's get username from initial-config-primitive
1131 if not username
and config_descriptor
.get("initial-config-primitive"):
1132 for config_primitive
in config_descriptor
["initial-config-primitive"]:
1133 for param
in config_primitive
.get("parameter", ()):
1134 if param
["name"] == "ssh-username":
1135 username
= param
["value"]
1138 raise LcmException("Cannot determine the username neither with 'initial-config-promitive' nor with "
1139 "'config-access.ssh-access.default-user'")
1140 credentials
["username"] = username
1141 # n2vc_redesign STEP 3.2
1143 self
._write
_configuration
_status
(
1145 vca_index
=vca_index
,
1146 status
='REGISTERING',
1147 element_under_configuration
=element_under_configuration
,
1148 element_type
=element_type
1151 step
= "register execution environment {}".format(credentials
)
1152 self
.logger
.debug(logging_text
+ step
)
1153 ee_id
= await self
.n2vc
.register_execution_environment(credentials
=credentials
, namespace
=namespace
,
1156 # for compatibility with MON/POL modules, the need model and application name at database
1157 # TODO ask to N2VC instead of assuming the format "model_name.application_name"
1158 ee_id_parts
= ee_id
.split('.')
1159 model_name
= ee_id_parts
[0]
1160 application_name
= ee_id_parts
[1]
1161 self
.update_db_2("nsrs", nsr_id
, {db_update_entry
+ "model": model_name
,
1162 db_update_entry
+ "application": application_name
,
1163 db_update_entry
+ "ee_id": ee_id
})
1165 # n2vc_redesign STEP 3.3
1167 step
= "Install configuration Software"
1169 self
._write
_configuration
_status
(
1171 vca_index
=vca_index
,
1172 status
='INSTALLING SW',
1173 element_under_configuration
=element_under_configuration
,
1174 element_type
=element_type
1177 # TODO check if already done
1178 self
.logger
.debug(logging_text
+ step
)
1179 await self
.n2vc
.install_configuration_sw(ee_id
=ee_id
, artifact_path
=artifact_path
, db_dict
=db_dict
)
1181 # write in db flag of configuration_sw already installed
1182 self
.update_db_2("nsrs", nsr_id
, {db_update_entry
+ "config_sw_installed": True})
1184 # add relations for this VCA (wait for other peers related with this VCA)
1185 await self
._add
_vca
_relations
(logging_text
=logging_text
, nsr_id
=nsr_id
, vca_index
=vca_index
)
1187 # if SSH access is required, then get execution environment SSH public
1188 if is_proxy_charm
: # if native charm we have waited already to VM be UP
1191 if deep_get(config_descriptor
, ("config-access", "ssh-access", "required")):
1192 # Needed to inject a ssh key
1193 user
= deep_get(config_descriptor
, ("config-access", "ssh-access", "default-user"))
1194 step
= "Install configuration Software, getting public ssh key"
1195 pub_key
= await self
.n2vc
.get_ee_ssh_public__key(ee_id
=ee_id
, db_dict
=db_dict
)
1197 step
= "Insert public key into VM user={} ssh_key={}".format(user
, pub_key
)
1199 step
= "Waiting to VM being up and getting IP address"
1200 self
.logger
.debug(logging_text
+ step
)
1202 # n2vc_redesign STEP 5.1
1203 # wait for RO (ip-address) Insert pub_key into VM
1205 rw_mgmt_ip
= await self
.wait_vm_up_insert_key_ro(logging_text
, nsr_id
, vnfr_id
, vdu_id
, vdu_index
,
1206 user
=user
, pub_key
=pub_key
)
1208 rw_mgmt_ip
= None # This is for a NS configuration
1210 self
.logger
.debug(logging_text
+ ' VM_ip_address={}'.format(rw_mgmt_ip
))
1212 # store rw_mgmt_ip in deploy params for later replacement
1213 deploy_params
["rw_mgmt_ip"] = rw_mgmt_ip
1215 # n2vc_redesign STEP 6 Execute initial config primitive
1216 step
= 'execute initial config primitive'
1217 initial_config_primitive_list
= config_descriptor
.get('initial-config-primitive')
1219 # sort initial config primitives by 'seq'
1220 if initial_config_primitive_list
:
1222 initial_config_primitive_list
.sort(key
=lambda val
: int(val
['seq']))
1223 except Exception as e
:
1224 self
.logger
.error(logging_text
+ step
+ ": " + str(e
))
1226 self
.logger
.debug(logging_text
+ step
+ ": No initial-config-primitive")
1228 # add config if not present for NS charm
1229 initial_config_primitive_list
= self
._get
_initial
_config
_primitive
_list
(initial_config_primitive_list
,
1232 # wait for dependent primitives execution (NS -> VNF -> VDU)
1233 if initial_config_primitive_list
:
1234 await self
._wait
_dependent
_n
2vc
(nsr_id
, vca_deployed_list
, vca_index
)
1236 # stage, in function of element type: vdu, kdu, vnf or ns
1237 my_vca
= vca_deployed_list
[vca_index
]
1238 if my_vca
.get("vdu_id") or my_vca
.get("kdu_name"):
1240 stage
= 'Stage 3/5: running Day-1 primitives for VDU'
1241 elif my_vca
.get("member-vnf-index"):
1243 stage
= 'Stage 4/5: running Day-1 primitives for VNF'
1246 stage
= 'Stage 5/5: running Day-1 primitives for NS'
1248 self
._write
_configuration
_status
(
1250 vca_index
=vca_index
,
1251 status
='EXECUTING PRIMITIVE'
1254 self
._write
_op
_status
(
1259 for initial_config_primitive
in initial_config_primitive_list
:
1260 # adding information on the vca_deployed if it is a NS execution environment
1261 if not vca_deployed
["member-vnf-index"]:
1262 deploy_params
["ns_config_info"] = json
.dumps(self
._get
_ns
_config
_info
(nsr_id
))
1263 # TODO check if already done
1264 primitive_params_
= self
._map
_primitive
_params
(initial_config_primitive
, {}, deploy_params
)
1266 step
= "execute primitive '{}' params '{}'".format(initial_config_primitive
["name"], primitive_params_
)
1267 self
.logger
.debug(logging_text
+ step
)
1268 await self
.n2vc
.exec_primitive(
1270 primitive_name
=initial_config_primitive
["name"],
1271 params_dict
=primitive_params_
,
1275 # TODO register in database that primitive is done
1277 step
= "instantiated at VCA"
1278 self
.logger
.debug(logging_text
+ step
)
1280 self
._write
_configuration
_status
(
1282 vca_index
=vca_index
,
1286 except Exception as e
: # TODO not use Exception but N2VC exception
1287 # self.update_db_2("nsrs", nsr_id, {db_update_entry + "instantiation": "FAILED"})
1288 self
._write
_configuration
_status
(
1290 vca_index
=vca_index
,
1293 raise Exception("{} {}".format(step
, e
)) from e
1294 # TODO raise N2VC exception with 'step' extra information
1296 def _write_ns_status(self
, nsr_id
: str, ns_state
: str, current_operation
: str, current_operation_id
: str,
1297 error_description
: str = None):
1301 db_dict
["nsState"] = ns_state
1302 db_dict
["currentOperation"] = current_operation
1303 db_dict
["currentOperationID"] = current_operation_id
1304 db_dict
["errorDescription"] = error_description
1305 self
.update_db_2("nsrs", nsr_id
, db_dict
)
1306 except Exception as e
:
1307 self
.logger
.warn('Error writing NS status, ns={}: {}'.format(nsr_id
, e
))
1309 def _write_op_status(self
, op_id
: str, stage
: str = None, error_message
: str = None, queuePosition
: int = 0):
1312 db_dict
['queuePosition'] = queuePosition
1313 db_dict
['stage'] = stage
1315 db_dict
['errorMessage'] = error_message
1316 self
.update_db_2("nslcmops", op_id
, db_dict
)
1317 except Exception as e
:
1318 self
.logger
.warn('Error writing OPERATION status for op_id: {} -> {}'.format(op_id
, e
))
1320 def _write_all_config_status(self
, nsr_id
: str, status
: str):
1323 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1324 # configurationStatus
1325 config_status
= db_nsr
.get('configurationStatus')
1329 db_dict
['configurationStatus'] = list()
1330 for c
in config_status
:
1331 c
['status'] = status
1332 db_dict
['configurationStatus'].append(c
)
1333 self
.update_db_2("nsrs", nsr_id
, db_dict
)
1335 except Exception as e
:
1336 self
.logger
.warn('Error writing all configuration status, ns={}: {}'.format(nsr_id
, e
))
1338 def _write_configuration_status(self
, nsr_id
: str, vca_index
: int, status
: str = None,
1339 element_under_configuration
: str = None, element_type
: str = None):
1341 # self.logger.debug('_write_configuration_status(): vca_index={}, status={}'
1342 # .format(vca_index, status))
1345 db_path
= 'configurationStatus.{}.'.format(vca_index
)
1348 db_dict
[db_path
+ 'status'] = status
1349 if element_under_configuration
:
1350 db_dict
[db_path
+ 'elementUnderConfiguration'] = element_under_configuration
1352 db_dict
[db_path
+ 'elementType'] = element_type
1353 self
.update_db_2("nsrs", nsr_id
, db_dict
)
1354 except Exception as e
:
1355 self
.logger
.warn('Error writing configuration status={}, ns={}, vca_index={}: {}'
1356 .format(status
, nsr_id
, vca_index
, e
))
1358 async def do_placement(self
, logging_text
, db_nslcmop
, db_vnfrs
):
1359 placement_engine
= deep_get(db_nslcmop
, ('operationParams', 'placement-engine'))
1360 if placement_engine
== "PLA":
1361 self
.logger
.debug(logging_text
+ "Invoke placement optimization for nslcmopId={}".format(db_nslcmop
['id']))
1362 await self
.msg
.aiowrite("pla", "get_placement", {'nslcmopId': db_nslcmop
['_id']}, loop
=self
.loop
)
1363 db_poll_interval
= 5
1364 wait
= db_poll_interval
* 4
1366 while not pla_result
and wait
>= 0:
1367 await asyncio
.sleep(db_poll_interval
)
1368 wait
-= db_poll_interval
1369 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": db_nslcmop
["_id"]})
1370 pla_result
= deep_get(db_nslcmop
, ('_admin', 'pla'))
1373 raise LcmException("Placement timeout for nslcmopId={}".format(db_nslcmop
['id']))
1375 for pla_vnf
in pla_result
['vnf']:
1376 vnfr
= db_vnfrs
.get(pla_vnf
['member-vnf-index'])
1377 if not pla_vnf
.get('vimAccountId') or not vnfr
:
1379 self
.db
.set_one("vnfrs", {"_id": vnfr
["_id"]}, {"vim-account-id": pla_vnf
['vimAccountId']})
1382 def update_nsrs_with_pla_result(self
, params
):
1384 nslcmop_id
= deep_get(params
, ('placement', 'nslcmopId'))
1385 self
.update_db_2("nslcmops", nslcmop_id
, {"_admin.pla": params
.get('placement')})
1386 except Exception as e
:
1387 self
.logger
.warn('Update failed for nslcmop_id={}:{}'.format(nslcmop_id
, e
))
1389 async def instantiate(self
, nsr_id
, nslcmop_id
):
1392 :param nsr_id: ns instance to deploy
1393 :param nslcmop_id: operation to run
1397 # Try to lock HA task here
1398 task_is_locked_by_me
= self
.lcm_tasks
.lock_HA('ns', 'nslcmops', nslcmop_id
)
1399 if not task_is_locked_by_me
:
1400 self
.logger
.debug('instantiate() task is not locked by me, ns={}'.format(nsr_id
))
1403 logging_text
= "Task ns={} instantiate={} ".format(nsr_id
, nslcmop_id
)
1404 self
.logger
.debug(logging_text
+ "Enter")
1406 # get all needed from database
1408 # database nsrs record
1411 # database nslcmops record
1414 # update operation on nsrs
1415 db_nsr_update
= {"_admin.nslcmop": nslcmop_id
,
1416 "_admin.current-operation": nslcmop_id
,
1417 "_admin.operation-type": "instantiate"}
1418 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1420 # update operation on nslcmops
1421 db_nslcmop_update
= {}
1423 nslcmop_operation_state
= None
1424 db_vnfrs
= {} # vnf's info indexed by member-index
1426 task_instantiation_list
= []
1427 task_instantiation_info
= {} # from task to info text
1430 # wait for any previous tasks in process
1431 step
= "Waiting for previous operations to terminate"
1432 await self
.lcm_tasks
.waitfor_related_HA('ns', 'nslcmops', nslcmop_id
)
1434 # STEP 0: Reading database (nslcmops, nsrs, nsds, vnfrs, vnfds)
1436 # nsState="BUILDING", currentOperation="INSTANTIATING", currentOperationID=nslcmop_id
1437 self
._write
_ns
_status
(
1439 ns_state
="BUILDING",
1440 current_operation
="INSTANTIATING",
1441 current_operation_id
=nslcmop_id
1444 # read from db: operation
1445 step
= "Getting nslcmop={} from db".format(nslcmop_id
)
1446 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
1447 ns_params
= db_nslcmop
.get("operationParams")
1448 if ns_params
and ns_params
.get("timeout_ns_deploy"):
1449 timeout_ns_deploy
= ns_params
["timeout_ns_deploy"]
1451 timeout_ns_deploy
= self
.timeout
.get("ns_deploy", self
.timeout_ns_deploy
)
1454 step
= "Getting nsr={} from db".format(nsr_id
)
1455 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1456 # nsd is replicated into ns (no db read)
1458 # nsr_name = db_nsr["name"] # TODO short-name??
1460 # read from db: vnf's of this ns
1461 step
= "Getting vnfrs from db"
1462 self
.logger
.debug(logging_text
+ step
)
1463 db_vnfrs_list
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
1465 # read from db: vnfd's for every vnf
1466 db_vnfds_ref
= {} # every vnfd data indexed by vnf name
1467 db_vnfds
= {} # every vnfd data indexed by vnf id
1468 db_vnfds_index
= {} # every vnfd data indexed by vnf member-index
1470 self
._write
_op
_status
(
1472 stage
='Stage 1/5: preparation of the environment',
1476 # for each vnf in ns, read vnfd
1477 for vnfr
in db_vnfrs_list
:
1478 db_vnfrs
[vnfr
["member-vnf-index-ref"]] = vnfr
# vnf's dict indexed by member-index: '1', '2', etc
1479 vnfd_id
= vnfr
["vnfd-id"] # vnfd uuid for this vnf
1480 vnfd_ref
= vnfr
["vnfd-ref"] # vnfd name for this vnf
1481 # if we haven't this vnfd, read it from db
1482 if vnfd_id
not in db_vnfds
:
1484 step
= "Getting vnfd={} id='{}' from db".format(vnfd_id
, vnfd_ref
)
1485 self
.logger
.debug(logging_text
+ step
)
1486 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd_id
})
1489 db_vnfds_ref
[vnfd_ref
] = vnfd
# vnfd's indexed by name
1490 db_vnfds
[vnfd_id
] = vnfd
# vnfd's indexed by id
1491 db_vnfds_index
[vnfr
["member-vnf-index-ref"]] = db_vnfds
[vnfd_id
] # vnfd's indexed by member-index
1493 # Get or generates the _admin.deployed.VCA list
1494 vca_deployed_list
= None
1495 if db_nsr
["_admin"].get("deployed"):
1496 vca_deployed_list
= db_nsr
["_admin"]["deployed"].get("VCA")
1497 if vca_deployed_list
is None:
1498 vca_deployed_list
= []
1499 configuration_status_list
= []
1500 db_nsr_update
["_admin.deployed.VCA"] = vca_deployed_list
1501 db_nsr_update
["configurationStatus"] = configuration_status_list
1502 # add _admin.deployed.VCA to db_nsr dictionary, value=vca_deployed_list
1503 populate_dict(db_nsr
, ("_admin", "deployed", "VCA"), vca_deployed_list
)
1504 elif isinstance(vca_deployed_list
, dict):
1505 # maintain backward compatibility. Change a dict to list at database
1506 vca_deployed_list
= list(vca_deployed_list
.values())
1507 db_nsr_update
["_admin.deployed.VCA"] = vca_deployed_list
1508 populate_dict(db_nsr
, ("_admin", "deployed", "VCA"), vca_deployed_list
)
1510 db_nsr_update
["detailed-status"] = "creating"
1511 db_nsr_update
["operational-status"] = "init"
1513 if not isinstance(deep_get(db_nsr
, ("_admin", "deployed", "RO", "vnfd")), list):
1514 populate_dict(db_nsr
, ("_admin", "deployed", "RO", "vnfd"), [])
1515 db_nsr_update
["_admin.deployed.RO.vnfd"] = []
1517 # set state to INSTANTIATED. When instantiated NBI will not delete directly
1518 db_nsr_update
["_admin.nsState"] = "INSTANTIATED"
1519 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1521 # n2vc_redesign STEP 2 Deploy Network Scenario
1523 self
._write
_op
_status
(
1525 stage
='Stage 2/5: deployment of VMs and execution environments'
1528 self
.logger
.debug(logging_text
+ "Before deploy_kdus")
1529 # Call to deploy_kdus in case exists the "vdu:kdu" param
1530 task_kdu
= asyncio
.ensure_future(
1532 logging_text
=logging_text
,
1539 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
, "instantiate_KDUs", task_kdu
)
1540 task_instantiation_info
[task_kdu
] = "Deploy KDUs"
1541 task_instantiation_list
.append(task_kdu
)
1542 # n2vc_redesign STEP 1 Get VCA public ssh-key
1543 # feature 1429. Add n2vc public key to needed VMs
1544 n2vc_key
= self
.n2vc
.get_public_key()
1545 n2vc_key_list
= [n2vc_key
]
1546 if self
.vca_config
.get("public_key"):
1547 n2vc_key_list
.append(self
.vca_config
["public_key"])
1549 task_ro
= asyncio
.ensure_future(
1550 self
.instantiate_RO(
1551 logging_text
=logging_text
,
1555 db_nslcmop
=db_nslcmop
,
1557 db_vnfds_ref
=db_vnfds_ref
,
1558 n2vc_key_list
=n2vc_key_list
1561 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
, "instantiate_RO", task_ro
)
1562 task_instantiation_info
[task_ro
] = "Deploy at VIM"
1563 task_instantiation_list
.append(task_ro
)
1565 # n2vc_redesign STEP 3 to 6 Deploy N2VC
1566 step
= "Deploying proxy and native charms"
1567 self
.logger
.debug(logging_text
+ step
)
1569 nsi_id
= None # TODO put nsi_id when this nsr belongs to a NSI
1570 # get_iterable() returns a value from a dict or empty tuple if key does not exist
1571 for c_vnf
in get_iterable(nsd
, "constituent-vnfd"):
1572 vnfd_id
= c_vnf
["vnfd-id-ref"]
1573 vnfd
= db_vnfds_ref
[vnfd_id
]
1574 member_vnf_index
= str(c_vnf
["member-vnf-index"])
1575 db_vnfr
= db_vnfrs
[member_vnf_index
]
1576 base_folder
= vnfd
["_admin"]["storage"]
1582 # Get additional parameters
1584 if db_vnfr
.get("additionalParamsForVnf"):
1585 deploy_params
= self
._format
_additional
_params
(db_vnfr
["additionalParamsForVnf"].copy())
1587 descriptor_config
= vnfd
.get("vnf-configuration")
1588 if descriptor_config
and descriptor_config
.get("juju"):
1590 logging_text
=logging_text
+ "member_vnf_index={} ".format(member_vnf_index
),
1593 nslcmop_id
=nslcmop_id
,
1599 member_vnf_index
=member_vnf_index
,
1600 vdu_index
=vdu_index
,
1602 deploy_params
=deploy_params
,
1603 descriptor_config
=descriptor_config
,
1604 base_folder
=base_folder
,
1605 task_instantiation_list
=task_instantiation_list
,
1606 task_instantiation_info
=task_instantiation_info
1609 # Deploy charms for each VDU that supports one.
1610 for vdud
in get_iterable(vnfd
, 'vdu'):
1612 descriptor_config
= vdud
.get('vdu-configuration')
1613 vdur
= next((x
for x
in db_vnfr
["vdur"] if x
["vdu-id-ref"] == vdu_id
), None)
1614 if vdur
.get("additionalParams"):
1615 deploy_params_vdu
= self
._format
_additional
_params
(vdur
["additionalParams"])
1617 deploy_params_vdu
= deploy_params
1618 if descriptor_config
and descriptor_config
.get("juju"):
1619 # look for vdu index in the db_vnfr["vdu"] section
1620 # for vdur_index, vdur in enumerate(db_vnfr["vdur"]):
1621 # if vdur["vdu-id-ref"] == vdu_id:
1624 # raise LcmException("Mismatch vdu_id={} not found in the vnfr['vdur'] list for "
1625 # "member_vnf_index={}".format(vdu_id, member_vnf_index))
1626 # vdu_name = vdur.get("name")
1629 for vdu_index
in range(int(vdud
.get("count", 1))):
1630 # TODO vnfr_params["rw_mgmt_ip"] = vdur["ip-address"]
1632 logging_text
=logging_text
+ "member_vnf_index={}, vdu_id={}, vdu_index={} ".format(
1633 member_vnf_index
, vdu_id
, vdu_index
),
1636 nslcmop_id
=nslcmop_id
,
1642 member_vnf_index
=member_vnf_index
,
1643 vdu_index
=vdu_index
,
1645 deploy_params
=deploy_params_vdu
,
1646 descriptor_config
=descriptor_config
,
1647 base_folder
=base_folder
,
1648 task_instantiation_list
=task_instantiation_list
,
1649 task_instantiation_info
=task_instantiation_info
1651 for kdud
in get_iterable(vnfd
, 'kdu'):
1652 kdu_name
= kdud
["name"]
1653 descriptor_config
= kdud
.get('kdu-configuration')
1654 if descriptor_config
and descriptor_config
.get("juju"):
1658 # look for vdu index in the db_vnfr["vdu"] section
1659 # for vdur_index, vdur in enumerate(db_vnfr["vdur"]):
1660 # if vdur["vdu-id-ref"] == vdu_id:
1663 # raise LcmException("Mismatch vdu_id={} not found in the vnfr['vdur'] list for "
1664 # "member_vnf_index={}".format(vdu_id, member_vnf_index))
1665 # vdu_name = vdur.get("name")
1669 logging_text
=logging_text
,
1672 nslcmop_id
=nslcmop_id
,
1678 member_vnf_index
=member_vnf_index
,
1679 vdu_index
=vdu_index
,
1681 deploy_params
=deploy_params
,
1682 descriptor_config
=descriptor_config
,
1683 base_folder
=base_folder
,
1684 task_instantiation_list
=task_instantiation_list
,
1685 task_instantiation_info
=task_instantiation_info
1688 # Check if this NS has a charm configuration
1689 descriptor_config
= nsd
.get("ns-configuration")
1690 if descriptor_config
and descriptor_config
.get("juju"):
1693 member_vnf_index
= None
1699 # Get additional parameters
1701 if db_nsr
.get("additionalParamsForNs"):
1702 deploy_params
= self
._format
_additional
_params
(db_nsr
["additionalParamsForNs"].copy())
1703 base_folder
= nsd
["_admin"]["storage"]
1705 logging_text
=logging_text
,
1708 nslcmop_id
=nslcmop_id
,
1714 member_vnf_index
=member_vnf_index
,
1715 vdu_index
=vdu_index
,
1717 deploy_params
=deploy_params
,
1718 descriptor_config
=descriptor_config
,
1719 base_folder
=base_folder
,
1720 task_instantiation_list
=task_instantiation_list
,
1721 task_instantiation_info
=task_instantiation_info
1724 # Wait until all tasks of "task_instantiation_list" have been finished
1726 error_text_list
= []
1728 # let's begin with all OK
1729 instantiated_ok
= True
1730 # let's begin with RO 'running' status (later we can change it)
1731 db_nsr_update
["operational-status"] = "running"
1732 # let's begin with VCA 'configured' status (later we can change it)
1733 db_nsr_update
["config-status"] = "configured"
1735 step
= "Waiting for tasks to be finished"
1736 if task_instantiation_list
:
1737 # wait for all tasks completion
1738 done
, pending
= await asyncio
.wait(task_instantiation_list
, timeout
=timeout_ns_deploy
)
1740 for task
in pending
:
1741 instantiated_ok
= False
1742 if task
in (task_ro
, task_kdu
):
1743 # RO or KDU task is pending
1744 db_nsr_update
["operational-status"] = "failed"
1746 # A N2VC task is pending
1747 db_nsr_update
["config-status"] = "failed"
1748 self
.logger
.error(logging_text
+ task_instantiation_info
[task
] + ": Timeout")
1749 error_text_list
.append(task_instantiation_info
[task
] + ": Timeout")
1751 if task
.cancelled():
1752 instantiated_ok
= False
1753 if task
in (task_ro
, task_kdu
):
1754 # RO or KDU task was cancelled
1755 db_nsr_update
["operational-status"] = "failed"
1757 # A N2VC was cancelled
1758 db_nsr_update
["config-status"] = "failed"
1759 self
.logger
.warn(logging_text
+ task_instantiation_info
[task
] + ": Cancelled")
1760 error_text_list
.append(task_instantiation_info
[task
] + ": Cancelled")
1762 exc
= task
.exception()
1764 instantiated_ok
= False
1765 if task
in (task_ro
, task_kdu
):
1766 # RO or KDU task raised an exception
1767 db_nsr_update
["operational-status"] = "failed"
1769 # A N2VC task raised an exception
1770 db_nsr_update
["config-status"] = "failed"
1771 self
.logger
.error(logging_text
+ task_instantiation_info
[task
] + ": Failed")
1773 if isinstance(exc
, (N2VCException
, ROclient
.ROClientException
)):
1774 error_text_list
.append(task_instantiation_info
[task
] + ": {}".format(exc
))
1776 exc_traceback
= "".join(traceback
.format_exception(None, exc
, exc
.__traceback
__))
1777 self
.logger
.error(logging_text
+ task_instantiation_info
[task
] + exc_traceback
)
1778 error_text_list
.append(task_instantiation_info
[task
] + ": " + exc_traceback
)
1780 self
.logger
.debug(logging_text
+ task_instantiation_info
[task
] + ": Done")
1783 error_text
= "\n".join(error_text_list
)
1784 db_nsr_update
["detailed-status"] = error_text
1785 db_nslcmop_update
["detailed-status"] = error_text
1786 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
1787 db_nslcmop_update
["statusEnteredTime"] = time()
1790 db_nsr_update
["detailed-status"] = "done"
1791 db_nslcmop_update
["detailed-status"] = "done"
1792 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "COMPLETED"
1793 db_nslcmop_update
["statusEnteredTime"] = time()
1795 except (ROclient
.ROClientException
, DbException
, LcmException
) as e
:
1796 self
.logger
.error(logging_text
+ "Exit Exception while '{}': {}".format(step
, e
))
1798 except asyncio
.CancelledError
:
1799 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
1800 exc
= "Operation was cancelled"
1801 except Exception as e
:
1802 exc
= traceback
.format_exc()
1803 self
.logger
.critical(logging_text
+ "Exit Exception {} while '{}': {}".format(type(e
).__name
__, step
, e
),
1807 instantiated_ok
= False
1809 db_nsr_update
["detailed-status"] = "ERROR {}: {}".format(step
, exc
)
1810 db_nsr_update
["operational-status"] = "failed"
1811 db_nsr_update
["config-status"] = "failed"
1813 db_nslcmop_update
["detailed-status"] = "FAILED {}: {}".format(step
, exc
)
1814 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
1815 db_nslcmop_update
["statusEnteredTime"] = time()
1818 db_nsr_update
["_admin.nslcmop"] = None
1819 db_nsr_update
["_admin.current-operation"] = None
1820 db_nsr_update
["_admin.operation-type"] = None
1821 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1823 # nsState="READY/BROKEN", currentOperation="IDLE", currentOperationID=None
1825 error_description
= None
1830 error_description
= 'Operation: INSTANTIATING.{}, step: {}'.format(nslcmop_id
, step
)
1832 self
._write
_ns
_status
(
1835 current_operation
="IDLE",
1836 current_operation_id
=None,
1837 error_description
=error_description
1840 self
._write
_op
_status
(
1842 error_message
=error_description
1845 if db_nslcmop_update
:
1846 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1848 self
.logger
.debug(logging_text
+ 'End of instantiation: {}'.format(instantiated_ok
))
1850 except DbException
as e
:
1851 self
.logger
.error(logging_text
+ "Cannot update database: {}".format(e
))
1853 if nslcmop_operation_state
:
1855 await self
.msg
.aiowrite("ns", "instantiated", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
1856 "operationState": nslcmop_operation_state
},
1858 except Exception as e
:
1859 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
1861 self
.logger
.debug(logging_text
+ "Exit")
1862 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_instantiate")
1864 async def _add_vca_relations(self
, logging_text
, nsr_id
, vca_index
: int, timeout
: int = 3600) -> bool:
1867 # 1. find all relations for this VCA
1868 # 2. wait for other peers related
1873 # STEP 1: find all relations for this VCA
1876 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1879 my_vca
= deep_get(db_nsr
, ('_admin', 'deployed', 'VCA'))[vca_index
]
1881 # read all ns-configuration relations
1882 ns_relations
= list()
1883 db_ns_relations
= deep_get(db_nsr
, ('nsd', 'ns-configuration', 'relation'))
1885 for r
in db_ns_relations
:
1886 # check if this VCA is in the relation
1887 if my_vca
.get('member-vnf-index') in\
1888 (r
.get('entities')[0].get('id'), r
.get('entities')[1].get('id')):
1889 ns_relations
.append(r
)
1891 # read all vnf-configuration relations
1892 vnf_relations
= list()
1893 db_vnfd_list
= db_nsr
.get('vnfd-id')
1895 for vnfd
in db_vnfd_list
:
1896 db_vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd
})
1897 db_vnf_relations
= deep_get(db_vnfd
, ('vnf-configuration', 'relation'))
1898 if db_vnf_relations
:
1899 for r
in db_vnf_relations
:
1900 # check if this VCA is in the relation
1901 if my_vca
.get('vdu_id') in (r
.get('entities')[0].get('id'), r
.get('entities')[1].get('id')):
1902 vnf_relations
.append(r
)
1904 # if no relations, terminate
1905 if not ns_relations
and not vnf_relations
:
1906 self
.logger
.debug(logging_text
+ ' No relations')
1909 self
.logger
.debug(logging_text
+ ' adding relations\n {}\n {}'.format(ns_relations
, vnf_relations
))
1916 if now
- start
>= timeout
:
1917 self
.logger
.error(logging_text
+ ' : timeout adding relations')
1920 # reload nsr from database (we need to update record: _admin.deloyed.VCA)
1921 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1923 # for each defined NS relation, find the VCA's related
1924 for r
in ns_relations
:
1925 from_vca_ee_id
= None
1927 from_vca_endpoint
= None
1928 to_vca_endpoint
= None
1929 vca_list
= deep_get(db_nsr
, ('_admin', 'deployed', 'VCA'))
1930 for vca
in vca_list
:
1931 if vca
.get('member-vnf-index') == r
.get('entities')[0].get('id') \
1932 and vca
.get('config_sw_installed'):
1933 from_vca_ee_id
= vca
.get('ee_id')
1934 from_vca_endpoint
= r
.get('entities')[0].get('endpoint')
1935 if vca
.get('member-vnf-index') == r
.get('entities')[1].get('id') \
1936 and vca
.get('config_sw_installed'):
1937 to_vca_ee_id
= vca
.get('ee_id')
1938 to_vca_endpoint
= r
.get('entities')[1].get('endpoint')
1939 if from_vca_ee_id
and to_vca_ee_id
:
1941 await self
.n2vc
.add_relation(
1942 ee_id_1
=from_vca_ee_id
,
1943 ee_id_2
=to_vca_ee_id
,
1944 endpoint_1
=from_vca_endpoint
,
1945 endpoint_2
=to_vca_endpoint
)
1946 # remove entry from relations list
1947 ns_relations
.remove(r
)
1949 # check failed peers
1951 vca_status_list
= db_nsr
.get('configurationStatus')
1953 for i
in range(len(vca_list
)):
1955 vca_status
= vca_status_list
[i
]
1956 if vca
.get('member-vnf-index') == r
.get('entities')[0].get('id'):
1957 if vca_status
.get('status') == 'BROKEN':
1958 # peer broken: remove relation from list
1959 ns_relations
.remove(r
)
1960 if vca
.get('member-vnf-index') == r
.get('entities')[1].get('id'):
1961 if vca_status
.get('status') == 'BROKEN':
1962 # peer broken: remove relation from list
1963 ns_relations
.remove(r
)
1968 # for each defined VNF relation, find the VCA's related
1969 for r
in vnf_relations
:
1970 from_vca_ee_id
= None
1972 from_vca_endpoint
= None
1973 to_vca_endpoint
= None
1974 vca_list
= deep_get(db_nsr
, ('_admin', 'deployed', 'VCA'))
1975 for vca
in vca_list
:
1976 if vca
.get('vdu_id') == r
.get('entities')[0].get('id') and vca
.get('config_sw_installed'):
1977 from_vca_ee_id
= vca
.get('ee_id')
1978 from_vca_endpoint
= r
.get('entities')[0].get('endpoint')
1979 if vca
.get('vdu_id') == r
.get('entities')[1].get('id') and vca
.get('config_sw_installed'):
1980 to_vca_ee_id
= vca
.get('ee_id')
1981 to_vca_endpoint
= r
.get('entities')[1].get('endpoint')
1982 if from_vca_ee_id
and to_vca_ee_id
:
1984 await self
.n2vc
.add_relation(
1985 ee_id_1
=from_vca_ee_id
,
1986 ee_id_2
=to_vca_ee_id
,
1987 endpoint_1
=from_vca_endpoint
,
1988 endpoint_2
=to_vca_endpoint
)
1989 # remove entry from relations list
1990 vnf_relations
.remove(r
)
1992 # check failed peers
1994 vca_status_list
= db_nsr
.get('configurationStatus')
1996 for i
in range(len(vca_list
)):
1998 vca_status
= vca_status_list
[i
]
1999 if vca
.get('vdu_id') == r
.get('entities')[0].get('id'):
2000 if vca_status
.get('status') == 'BROKEN':
2001 # peer broken: remove relation from list
2002 ns_relations
.remove(r
)
2003 if vca
.get('vdu_id') == r
.get('entities')[1].get('id'):
2004 if vca_status
.get('status') == 'BROKEN':
2005 # peer broken: remove relation from list
2006 ns_relations
.remove(r
)
2012 await asyncio
.sleep(5.0)
2014 if not ns_relations
and not vnf_relations
:
2015 self
.logger
.debug('Relations added')
2020 except Exception as e
:
2021 self
.logger
.warn(logging_text
+ ' ERROR adding relations: {}'.format(e
))
2024 async def deploy_kdus(self
, logging_text
, nsr_id
, db_nsr
, db_vnfrs
, db_vnfds
):
2025 # Launch kdus if present in the descriptor
2029 k8scluster_id_2_uuic
= {"helm-chart": {}, "juju-bundle": {}}
2031 def _get_cluster_id(cluster_id
, cluster_type
):
2032 nonlocal k8scluster_id_2_uuic
2033 if cluster_id
in k8scluster_id_2_uuic
[cluster_type
]:
2034 return k8scluster_id_2_uuic
[cluster_type
][cluster_id
]
2036 db_k8scluster
= self
.db
.get_one("k8sclusters", {"_id": cluster_id
}, fail_on_empty
=False)
2037 if not db_k8scluster
:
2038 raise LcmException("K8s cluster {} cannot be found".format(cluster_id
))
2039 k8s_id
= deep_get(db_k8scluster
, ("_admin", cluster_type
, "id"))
2041 raise LcmException("K8s cluster '{}' has not been initilized for '{}'".format(cluster_id
, cluster_type
))
2042 k8scluster_id_2_uuic
[cluster_type
][cluster_id
] = k8s_id
2045 logging_text
+= "Deploy kdus: "
2047 db_nsr_update
= {"_admin.deployed.K8s": []}
2048 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2050 # Look for all vnfds
2053 for vnfr_data
in db_vnfrs
.values():
2054 for kdur
in get_iterable(vnfr_data
, "kdur"):
2055 desc_params
= self
._format
_additional
_params
(kdur
.get("additionalParams"))
2057 k8sclustertype
= None
2060 vnfd_id
= vnfr_data
.get('vnfd-id')
2061 pkgdir
= deep_get(db_vnfds
.get(vnfd_id
), ('_admin', 'storage', 'pkg-dir'))
2062 if kdur
.get("helm-chart"):
2063 kdumodel
= kdur
["helm-chart"]
2064 k8sclustertype
= "chart"
2065 k8sclustertype_full
= "helm-chart"
2066 elif kdur
.get("juju-bundle"):
2067 kdumodel
= kdur
["juju-bundle"]
2068 k8sclustertype
= "juju"
2069 k8sclustertype_full
= "juju-bundle"
2071 error_text
= "kdu type is neither helm-chart nor juju-bundle. Maybe an old NBI version is" \
2073 # check if kdumodel is a file and exists
2075 # path format: /vnfdid/pkkdir/kdumodel
2076 filename
= '{}/{}/{}s/{}'.format(vnfd_id
, pkgdir
, k8sclustertype_full
, kdumodel
)
2077 if self
.fs
.file_exists(filename
, mode
='file') or self
.fs
.file_exists(filename
, mode
='dir'):
2078 kdumodel
= self
.fs
.path
+ filename
2083 step
= "Prepare instantiate KDU {} in k8s cluster {}".format(
2084 kdur
["kdu-name"], kdur
["k8s-cluster"]["id"])
2088 cluster_uuid
= _get_cluster_id(kdur
["k8s-cluster"]["id"], k8sclustertype_full
)
2090 updated_cluster_list
= []
2091 if k8sclustertype
== "chart" and cluster_uuid
not in updated_cluster_list
:
2092 del_repo_list
, added_repo_dict
= await asyncio
.ensure_future(
2093 self
.k8sclusterhelm
.synchronize_repos(cluster_uuid
=cluster_uuid
))
2094 if del_repo_list
or added_repo_dict
:
2095 unset
= {'_admin.helm_charts_added.' + item
: None for item
in del_repo_list
}
2096 updated
= {'_admin.helm_charts_added.' +
2097 item
: name
for item
, name
in added_repo_dict
.items()}
2098 self
.logger
.debug(logging_text
+ "repos synchronized, to_delete: {}, to_add: {}".
2099 format(del_repo_list
, added_repo_dict
))
2100 self
.db
.set_one("k8sclusters", {"_id": kdur
["k8s-cluster"]["id"]},
2101 updated
, unset
=unset
)
2102 updated_cluster_list
.append(cluster_uuid
)
2104 except LcmException
as e
:
2108 step
= "Instantiate KDU {} in k8s cluster {}".format(kdur
["kdu-name"], cluster_uuid
)
2110 k8s_instace_info
= {"kdu-instance": None, "k8scluster-uuid": cluster_uuid
,
2111 "k8scluster-type": k8sclustertype
,
2112 "kdu-name": kdur
["kdu-name"], "kdu-model": kdumodel
}
2114 k8s_instace_info
["detailed-status"] = error_text
2115 db_nsr_update
["_admin.deployed.K8s.{}".format(index
)] = k8s_instace_info
2116 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2120 db_dict
= {"collection": "nsrs", "filter": {"_id": nsr_id
}, "path": "_admin.deployed.K8s."
2123 if k8sclustertype
== "chart":
2124 task
= asyncio
.ensure_future(
2125 self
.k8sclusterhelm
.install(cluster_uuid
=cluster_uuid
, kdu_model
=kdumodel
, atomic
=True,
2126 params
=desc_params
, db_dict
=db_dict
, timeout
=3600)
2129 task
= asyncio
.ensure_future(
2130 self
.k8sclusterjuju
.install(cluster_uuid
=cluster_uuid
, kdu_model
=kdumodel
,
2131 atomic
=True, params
=desc_params
,
2132 db_dict
=db_dict
, timeout
=600,
2133 kdu_name
=kdur
["kdu-name"])
2136 pending_tasks
[task
] = "_admin.deployed.K8s.{}.".format(index
)
2140 self
.logger
.debug(logging_text
+ 'Waiting for terminate pending tasks...')
2141 pending_list
= list(pending_tasks
.keys())
2143 done_list
, pending_list
= await asyncio
.wait(pending_list
, timeout
=30*60,
2144 return_when
=asyncio
.FIRST_COMPLETED
)
2145 if not done_list
: # timeout
2146 for task
in pending_list
:
2147 db_nsr_update
[pending_tasks
[task
] + "detailed-status"] = "Timeout"
2150 for task
in done_list
:
2151 exc
= task
.exception()
2153 db_nsr_update
[pending_tasks
[task
] + "detailed-status"] = "{}".format(exc
)
2156 db_nsr_update
[pending_tasks
[task
] + "kdu-instance"] = task
.result()
2159 raise LcmException('Cannot deploy KDUs')
2161 except Exception as e
:
2162 msg
= "{} Exit Exception {} while '{}': {}".format(logging_text
, type(e
).__name
__, step
, e
)
2163 self
.logger
.error(msg
)
2164 raise LcmException(msg
)
2167 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2169 def _deploy_n2vc(self
, logging_text
, db_nsr
, db_vnfr
, nslcmop_id
, nsr_id
, nsi_id
, vnfd_id
, vdu_id
,
2170 kdu_name
, member_vnf_index
, vdu_index
, vdu_name
, deploy_params
, descriptor_config
,
2171 base_folder
, task_instantiation_list
, task_instantiation_info
):
2172 # launch instantiate_N2VC in a asyncio task and register task object
2173 # Look where information of this charm is at database <nsrs>._admin.deployed.VCA
2174 # if not found, create one entry and update database
2176 # fill db_nsr._admin.deployed.VCA.<index>
2178 for vca_index
, vca_deployed
in enumerate(db_nsr
["_admin"]["deployed"]["VCA"]):
2179 if not vca_deployed
:
2181 if vca_deployed
.get("member-vnf-index") == member_vnf_index
and \
2182 vca_deployed
.get("vdu_id") == vdu_id
and \
2183 vca_deployed
.get("kdu_name") == kdu_name
and \
2184 vca_deployed
.get("vdu_count_index", 0) == vdu_index
:
2187 # not found, create one.
2189 "member-vnf-index": member_vnf_index
,
2191 "kdu_name": kdu_name
,
2192 "vdu_count_index": vdu_index
,
2193 "operational-status": "init", # TODO revise
2194 "detailed-status": "", # TODO revise
2195 "step": "initial-deploy", # TODO revise
2197 "vdu_name": vdu_name
,
2201 # create VCA and configurationStatus in db
2203 "_admin.deployed.VCA.{}".format(vca_index
): vca_deployed
,
2204 "configurationStatus.{}".format(vca_index
): dict()
2206 self
.update_db_2("nsrs", nsr_id
, db_dict
)
2208 db_nsr
["_admin"]["deployed"]["VCA"].append(vca_deployed
)
2211 task_n2vc
= asyncio
.ensure_future(
2212 self
.instantiate_N2VC(
2213 logging_text
=logging_text
,
2214 vca_index
=vca_index
,
2220 vdu_index
=vdu_index
,
2221 deploy_params
=deploy_params
,
2222 config_descriptor
=descriptor_config
,
2223 base_folder
=base_folder
,
2224 nslcmop_id
=nslcmop_id
2227 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
, "instantiate_N2VC-{}".format(vca_index
), task_n2vc
)
2228 task_instantiation_info
[task_n2vc
] = "Deploy VCA {}.{}".format(member_vnf_index
or "", vdu_id
or "")
2229 task_instantiation_list
.append(task_n2vc
)
2231 # Check if this VNFD has a configured terminate action
2232 def _has_terminate_config_primitive(self
, vnfd
):
2233 vnf_config
= vnfd
.get("vnf-configuration")
2234 if vnf_config
and vnf_config
.get("terminate-config-primitive"):
2240 def _get_terminate_config_primitive_seq_list(vnfd
):
2241 """ Get a numerically sorted list of the sequences for this VNFD's terminate action """
2242 # No need to check for existing primitive twice, already done before
2243 vnf_config
= vnfd
.get("vnf-configuration")
2244 seq_list
= vnf_config
.get("terminate-config-primitive")
2245 # Get all 'seq' tags in seq_list, order sequences numerically, ascending.
2246 seq_list_sorted
= sorted(seq_list
, key
=lambda x
: int(x
['seq']))
2247 return seq_list_sorted
2250 def _create_nslcmop(nsr_id
, operation
, params
):
2252 Creates a ns-lcm-opp content to be stored at database.
2253 :param nsr_id: internal id of the instance
2254 :param operation: instantiate, terminate, scale, action, ...
2255 :param params: user parameters for the operation
2256 :return: dictionary following SOL005 format
2258 # Raise exception if invalid arguments
2259 if not (nsr_id
and operation
and params
):
2261 "Parameters 'nsr_id', 'operation' and 'params' needed to create primitive not provided")
2267 # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
2268 "operationState": "PROCESSING",
2269 "statusEnteredTime": now
,
2270 "nsInstanceId": nsr_id
,
2271 "lcmOperationType": operation
,
2273 "isAutomaticInvocation": False,
2274 "operationParams": params
,
2275 "isCancelPending": False,
2277 "self": "/osm/nslcm/v1/ns_lcm_op_occs/" + _id
,
2278 "nsInstance": "/osm/nslcm/v1/ns_instances/" + nsr_id
,
2283 def _format_additional_params(self
, params
):
2284 params
= params
or {}
2285 for key
, value
in params
.items():
2286 if str(value
).startswith("!!yaml "):
2287 params
[key
] = yaml
.safe_load(value
[7:])
2290 def _get_terminate_primitive_params(self
, seq
, vnf_index
):
2291 primitive
= seq
.get('name')
2292 primitive_params
= {}
2294 "member_vnf_index": vnf_index
,
2295 "primitive": primitive
,
2296 "primitive_params": primitive_params
,
2299 return self
._map
_primitive
_params
(seq
, params
, desc_params
)
2303 def _reintent_or_skip_suboperation(self
, db_nslcmop
, op_index
):
2304 op
= db_nslcmop
.get('_admin', {}).get('operations', [])[op_index
]
2305 if (op
.get('operationState') == 'COMPLETED'):
2306 # b. Skip sub-operation
2307 # _ns_execute_primitive() or RO.create_action() will NOT be executed
2308 return self
.SUBOPERATION_STATUS_SKIP
2310 # c. Reintent executing sub-operation
2311 # The sub-operation exists, and operationState != 'COMPLETED'
2312 # Update operationState = 'PROCESSING' to indicate a reintent.
2313 operationState
= 'PROCESSING'
2314 detailed_status
= 'In progress'
2315 self
._update
_suboperation
_status
(
2316 db_nslcmop
, op_index
, operationState
, detailed_status
)
2317 # Return the sub-operation index
2318 # _ns_execute_primitive() or RO.create_action() will be called from scale()
2319 # with arguments extracted from the sub-operation
2322 # Find a sub-operation where all keys in a matching dictionary must match
2323 # Returns the index of the matching sub-operation, or SUBOPERATION_STATUS_NOT_FOUND if no match
2324 def _find_suboperation(self
, db_nslcmop
, match
):
2325 if (db_nslcmop
and match
):
2326 op_list
= db_nslcmop
.get('_admin', {}).get('operations', [])
2327 for i
, op
in enumerate(op_list
):
2328 if all(op
.get(k
) == match
[k
] for k
in match
):
2330 return self
.SUBOPERATION_STATUS_NOT_FOUND
2332 # Update status for a sub-operation given its index
2333 def _update_suboperation_status(self
, db_nslcmop
, op_index
, operationState
, detailed_status
):
2334 # Update DB for HA tasks
2335 q_filter
= {'_id': db_nslcmop
['_id']}
2336 update_dict
= {'_admin.operations.{}.operationState'.format(op_index
): operationState
,
2337 '_admin.operations.{}.detailed-status'.format(op_index
): detailed_status
}
2338 self
.db
.set_one("nslcmops",
2340 update_dict
=update_dict
,
2341 fail_on_empty
=False)
2343 # Add sub-operation, return the index of the added sub-operation
2344 # Optionally, set operationState, detailed-status, and operationType
2345 # Status and type are currently set for 'scale' sub-operations:
2346 # 'operationState' : 'PROCESSING' | 'COMPLETED' | 'FAILED'
2347 # 'detailed-status' : status message
2348 # 'operationType': may be any type, in the case of scaling: 'PRE-SCALE' | 'POST-SCALE'
2349 # Status and operation type are currently only used for 'scale', but NOT for 'terminate' sub-operations.
2350 def _add_suboperation(self
, db_nslcmop
, vnf_index
, vdu_id
, vdu_count_index
, vdu_name
, primitive
,
2351 mapped_primitive_params
, operationState
=None, detailed_status
=None, operationType
=None,
2352 RO_nsr_id
=None, RO_scaling_info
=None):
2353 if not (db_nslcmop
):
2354 return self
.SUBOPERATION_STATUS_NOT_FOUND
2355 # Get the "_admin.operations" list, if it exists
2356 db_nslcmop_admin
= db_nslcmop
.get('_admin', {})
2357 op_list
= db_nslcmop_admin
.get('operations')
2358 # Create or append to the "_admin.operations" list
2359 new_op
= {'member_vnf_index': vnf_index
,
2361 'vdu_count_index': vdu_count_index
,
2362 'primitive': primitive
,
2363 'primitive_params': mapped_primitive_params
}
2365 new_op
['operationState'] = operationState
2367 new_op
['detailed-status'] = detailed_status
2369 new_op
['lcmOperationType'] = operationType
2371 new_op
['RO_nsr_id'] = RO_nsr_id
2373 new_op
['RO_scaling_info'] = RO_scaling_info
2375 # No existing operations, create key 'operations' with current operation as first list element
2376 db_nslcmop_admin
.update({'operations': [new_op
]})
2377 op_list
= db_nslcmop_admin
.get('operations')
2379 # Existing operations, append operation to list
2380 op_list
.append(new_op
)
2382 db_nslcmop_update
= {'_admin.operations': op_list
}
2383 self
.update_db_2("nslcmops", db_nslcmop
['_id'], db_nslcmop_update
)
2384 op_index
= len(op_list
) - 1
2387 # Helper methods for scale() sub-operations
2389 # pre-scale/post-scale:
2390 # Check for 3 different cases:
2391 # a. New: First time execution, return SUBOPERATION_STATUS_NEW
2392 # b. Skip: Existing sub-operation exists, operationState == 'COMPLETED', return SUBOPERATION_STATUS_SKIP
2393 # c. Reintent: Existing sub-operation exists, operationState != 'COMPLETED', return op_index to re-execute
2394 def _check_or_add_scale_suboperation(self
, db_nslcmop
, vnf_index
, vnf_config_primitive
, primitive_params
,
2395 operationType
, RO_nsr_id
=None, RO_scaling_info
=None):
2396 # Find this sub-operation
2397 if (RO_nsr_id
and RO_scaling_info
):
2398 operationType
= 'SCALE-RO'
2400 'member_vnf_index': vnf_index
,
2401 'RO_nsr_id': RO_nsr_id
,
2402 'RO_scaling_info': RO_scaling_info
,
2406 'member_vnf_index': vnf_index
,
2407 'primitive': vnf_config_primitive
,
2408 'primitive_params': primitive_params
,
2409 'lcmOperationType': operationType
2411 op_index
= self
._find
_suboperation
(db_nslcmop
, match
)
2412 if (op_index
== self
.SUBOPERATION_STATUS_NOT_FOUND
):
2413 # a. New sub-operation
2414 # The sub-operation does not exist, add it.
2415 # _ns_execute_primitive() will be called from scale() as usual, with non-modified arguments
2416 # The following parameters are set to None for all kind of scaling:
2418 vdu_count_index
= None
2420 if (RO_nsr_id
and RO_scaling_info
):
2421 vnf_config_primitive
= None
2422 primitive_params
= None
2425 RO_scaling_info
= None
2426 # Initial status for sub-operation
2427 operationState
= 'PROCESSING'
2428 detailed_status
= 'In progress'
2429 # Add sub-operation for pre/post-scaling (zero or more operations)
2430 self
._add
_suboperation
(db_nslcmop
,
2435 vnf_config_primitive
,
2442 return self
.SUBOPERATION_STATUS_NEW
2444 # Return either SUBOPERATION_STATUS_SKIP (operationState == 'COMPLETED'),
2445 # or op_index (operationState != 'COMPLETED')
2446 return self
._reintent
_or
_skip
_suboperation
(db_nslcmop
, op_index
)
2448 # Function to return execution_environment id
2450 def _get_ee_id(self
, vnf_index
, vdu_id
, vca_deployed_list
):
2451 for vca
in vca_deployed_list
:
2452 if vca
["member-vnf-index"] == vnf_index
and vca
["vdu_id"] == vdu_id
:
2455 # Helper methods for terminate()
2457 async def _terminate_action(self
, db_nslcmop
, nslcmop_id
, nsr_id
):
2458 """ Create a primitive with params from VNFD
2459 Called from terminate() before deleting instance
2460 Calls action() to execute the primitive """
2461 logging_text
= "Task ns={} _terminate_action={} ".format(nsr_id
, nslcmop_id
)
2462 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
2463 vca_deployed_list
= db_nsr
["_admin"]["deployed"]["VCA"]
2464 db_vnfrs_list
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
2467 for vnfr
in db_vnfrs_list
:
2468 vnfd_id
= vnfr
["vnfd-id"]
2469 vnf_index
= vnfr
["member-vnf-index-ref"]
2470 if vnfd_id
not in db_vnfds
:
2471 step
= "Getting vnfd={} id='{}' from db".format(vnfd_id
, vnfd_id
)
2472 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd_id
})
2473 db_vnfds
[vnfd_id
] = vnfd
2474 vnfd
= db_vnfds
[vnfd_id
]
2475 if not self
._has
_terminate
_config
_primitive
(vnfd
):
2477 # Get the primitive's sorted sequence list
2478 seq_list
= self
._get
_terminate
_config
_primitive
_seq
_list
(vnfd
)
2479 for seq
in seq_list
:
2480 # For each sequence in list, get primitive and call _ns_execute_primitive()
2481 step
= "Calling terminate action for vnf_member_index={} primitive={}".format(
2482 vnf_index
, seq
.get("name"))
2483 self
.logger
.debug(logging_text
+ step
)
2484 # Create the primitive for each sequence, i.e. "primitive": "touch"
2485 primitive
= seq
.get('name')
2486 mapped_primitive_params
= self
._get
_terminate
_primitive
_params
(seq
, vnf_index
)
2487 # The following 3 parameters are currently set to None for 'terminate':
2488 # vdu_id, vdu_count_index, vdu_name
2489 vdu_id
= db_nslcmop
["operationParams"].get("vdu_id")
2490 vdu_count_index
= db_nslcmop
["operationParams"].get("vdu_count_index")
2491 vdu_name
= db_nslcmop
["operationParams"].get("vdu_name")
2493 self
._add
_suboperation
(db_nslcmop
,
2500 mapped_primitive_params
)
2501 # Sub-operations: Call _ns_execute_primitive() instead of action()
2502 # db_nsr = self.db.get_one("nsrs", {"_id": nsr_id})
2503 # nsr_deployed = db_nsr["_admin"]["deployed"]
2505 # nslcmop_operation_state, nslcmop_operation_state_detail = await self.action(
2506 # nsr_id, nslcmop_terminate_action_id)
2507 # Launch Exception if action() returns other than ['COMPLETED', 'PARTIALLY_COMPLETED']
2508 # result_ok = ['COMPLETED', 'PARTIALLY_COMPLETED']
2509 # if result not in result_ok:
2510 # raise LcmException(
2511 # "terminate_primitive_action for vnf_member_index={}",
2512 # " primitive={} fails with error {}".format(
2513 # vnf_index, seq.get("name"), result_detail))
2515 ee_id
= self
._get
_ee
_id
(vnf_index
, vdu_id
, vca_deployed_list
)
2517 await self
.n2vc
.exec_primitive(
2519 primitive_name
=primitive
,
2520 params_dict
=mapped_primitive_params
2522 except Exception as e
:
2523 self
.logger
.error('Error executing primitive {}: {}'.format(primitive
, e
))
2525 "terminate_primitive_action for vnf_member_index={}, primitive={} fails with error {}"
2526 .format(vnf_index
, seq
.get("name"), e
),
2529 async def _delete_N2VC(self
, nsr_id
: str):
2530 self
._write
_all
_config
_status
(nsr_id
=nsr_id
, status
='TERMINATING')
2531 namespace
= "." + nsr_id
2532 await self
.n2vc
.delete_namespace(namespace
=namespace
)
2533 self
._write
_all
_config
_status
(nsr_id
=nsr_id
, status
='DELETED')
2535 async def terminate(self
, nsr_id
, nslcmop_id
):
2537 # Try to lock HA task here
2538 task_is_locked_by_me
= self
.lcm_tasks
.lock_HA('ns', 'nslcmops', nslcmop_id
)
2539 if not task_is_locked_by_me
:
2542 logging_text
= "Task ns={} terminate={} ".format(nsr_id
, nslcmop_id
)
2543 self
.logger
.debug(logging_text
+ "Enter")
2547 failed_detail
= [] # annotates all failed error messages
2548 db_nsr_update
= {"_admin.nslcmop": nslcmop_id
,
2549 "_admin.current-operation": nslcmop_id
,
2550 "_admin.operation-type": "terminate"}
2551 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2552 db_nslcmop_update
= {}
2553 nslcmop_operation_state
= None
2554 autoremove
= False # autoremove after terminated
2557 # wait for any previous tasks in process
2558 step
= "Waiting for previous operations to terminate"
2559 await self
.lcm_tasks
.waitfor_related_HA("ns", 'nslcmops', nslcmop_id
)
2561 self
._write
_ns
_status
(
2563 ns_state
="TERMINATING",
2564 current_operation
="TERMINATING",
2565 current_operation_id
=nslcmop_id
2567 self
._write
_op
_status
(
2572 step
= "Getting nslcmop={} from db".format(nslcmop_id
)
2573 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
2574 step
= "Getting nsr={} from db".format(nsr_id
)
2575 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
2576 # nsd = db_nsr["nsd"]
2577 nsr_deployed
= deepcopy(db_nsr
["_admin"].get("deployed"))
2578 if db_nsr
["_admin"]["nsState"] == "NOT_INSTANTIATED":
2580 # #TODO check if VIM is creating and wait
2581 # RO_vim_id = db_vim["_admin"]["deployed"]["RO"]
2582 # Call internal terminate action
2583 await self
._terminate
_action
(db_nslcmop
, nslcmop_id
, nsr_id
)
2587 db_nsr_update
["operational-status"] = "terminating"
2588 db_nsr_update
["config-status"] = "terminating"
2592 step
= "delete execution environment"
2593 self
.logger
.debug(logging_text
+ step
)
2595 task_delete_ee
= asyncio
.ensure_future(self
._delete
_N
2VC
(nsr_id
=nsr_id
))
2596 # task_delete_ee = asyncio.ensure_future(self.n2vc.delete_namespace(namespace="." + nsr_id))
2598 pending_tasks
.append(task_delete_ee
)
2599 except Exception as e
:
2600 msg
= "Failed while deleting ns={} in VCA: {}".format(nsr_id
, e
)
2601 self
.logger
.error(msg
)
2602 failed_detail
.append(msg
)
2605 # Delete from k8scluster
2606 step
= "delete kdus"
2607 self
.logger
.debug(logging_text
+ step
)
2608 # print(nsr_deployed)
2610 for kdu
in nsr_deployed
.get("K8s", ()):
2611 kdu_instance
= kdu
.get("kdu-instance")
2612 if not kdu_instance
:
2614 if kdu
.get("k8scluster-type") == "chart":
2615 task_delete_kdu_instance
= asyncio
.ensure_future(
2616 self
.k8sclusterhelm
.uninstall(cluster_uuid
=kdu
.get("k8scluster-uuid"),
2617 kdu_instance
=kdu_instance
))
2618 elif kdu
.get("k8scluster-type") == "juju":
2619 task_delete_kdu_instance
= asyncio
.ensure_future(
2620 self
.k8sclusterjuju
.uninstall(cluster_uuid
=kdu
.get("k8scluster-uuid"),
2621 kdu_instance
=kdu_instance
))
2623 self
.error(logging_text
+ "Unknown k8s deployment type {}".
2624 format(kdu
.get("k8scluster-type")))
2626 pending_tasks
.append(task_delete_kdu_instance
)
2627 except LcmException
as e
:
2628 msg
= "Failed while deleting KDUs from ns={}: {}".format(nsr_id
, e
)
2629 self
.logger
.error(msg
)
2630 failed_detail
.append(msg
)
2636 RO_nsr_id
= RO_delete_action
= None
2637 if nsr_deployed
and nsr_deployed
.get("RO"):
2638 RO_nsr_id
= nsr_deployed
["RO"].get("nsr_id")
2639 RO_delete_action
= nsr_deployed
["RO"].get("nsr_delete_action_id")
2642 step
= db_nsr_update
["detailed-status"] = db_nslcmop_update
["detailed-status"] = \
2643 "Deleting ns from VIM"
2644 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
2645 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2646 self
.logger
.debug(logging_text
+ step
)
2647 desc
= await self
.RO
.delete("ns", RO_nsr_id
)
2648 RO_delete_action
= desc
["action_id"]
2649 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = RO_delete_action
2650 db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
2651 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
2652 if RO_delete_action
:
2653 # wait until NS is deleted from VIM
2654 step
= detailed_status
= "Waiting ns deleted from VIM. RO_id={} RO_delete_action={}".\
2655 format(RO_nsr_id
, RO_delete_action
)
2656 detailed_status_old
= None
2657 self
.logger
.debug(logging_text
+ step
)
2659 delete_timeout
= 20 * 60 # 20 minutes
2660 while delete_timeout
> 0:
2661 desc
= await self
.RO
.show(
2663 item_id_name
=RO_nsr_id
,
2664 extra_item
="action",
2665 extra_item_id
=RO_delete_action
)
2668 self
._on
_update
_ro
_db
(nsrs_id
=nsr_id
, ro_descriptor
=desc
)
2670 ns_status
, ns_status_info
= self
.RO
.check_action_status(desc
)
2671 if ns_status
== "ERROR":
2672 raise ROclient
.ROClientException(ns_status_info
)
2673 elif ns_status
== "BUILD":
2674 detailed_status
= step
+ "; {}".format(ns_status_info
)
2675 elif ns_status
== "ACTIVE":
2676 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = None
2677 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
2680 assert False, "ROclient.check_action_status returns unknown {}".format(ns_status
)
2681 if detailed_status
!= detailed_status_old
:
2682 detailed_status_old
= db_nslcmop_update
["detailed-status"] = \
2683 db_nsr_update
["detailed-status"] = detailed_status
2684 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
2685 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2686 await asyncio
.sleep(5, loop
=self
.loop
)
2688 else: # delete_timeout <= 0:
2689 raise ROclient
.ROClientException("Timeout waiting ns deleted from VIM")
2691 except ROclient
.ROClientException
as e
:
2692 if e
.http_code
== 404: # not found
2693 db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
2694 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
2695 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = None
2696 self
.logger
.debug(logging_text
+ "RO_ns_id={} already deleted".format(RO_nsr_id
))
2697 elif e
.http_code
== 409: # conflict
2698 failed_detail
.append("RO_ns_id={} delete conflict: {}".format(RO_nsr_id
, e
))
2699 self
.logger
.debug(logging_text
+ failed_detail
[-1])
2702 failed_detail
.append("RO_ns_id={} delete error: {}".format(RO_nsr_id
, e
))
2703 self
.logger
.error(logging_text
+ failed_detail
[-1])
2707 if not RO_fail
and nsr_deployed
and nsr_deployed
.get("RO") and nsr_deployed
["RO"].get("nsd_id"):
2708 RO_nsd_id
= nsr_deployed
["RO"]["nsd_id"]
2710 step
= db_nsr_update
["detailed-status"] = db_nslcmop_update
["detailed-status"] =\
2711 "Deleting nsd from RO"
2712 await self
.RO
.delete("nsd", RO_nsd_id
)
2713 self
.logger
.debug(logging_text
+ "RO_nsd_id={} deleted".format(RO_nsd_id
))
2714 db_nsr_update
["_admin.deployed.RO.nsd_id"] = None
2715 except ROclient
.ROClientException
as e
:
2716 if e
.http_code
== 404: # not found
2717 db_nsr_update
["_admin.deployed.RO.nsd_id"] = None
2718 self
.logger
.debug(logging_text
+ "RO_nsd_id={} already deleted".format(RO_nsd_id
))
2719 elif e
.http_code
== 409: # conflict
2720 failed_detail
.append("RO_nsd_id={} delete conflict: {}".format(RO_nsd_id
, e
))
2721 self
.logger
.debug(logging_text
+ failed_detail
[-1])
2724 failed_detail
.append("RO_nsd_id={} delete error: {}".format(RO_nsd_id
, e
))
2725 self
.logger
.error(logging_text
+ failed_detail
[-1])
2728 if not RO_fail
and nsr_deployed
and nsr_deployed
.get("RO") and nsr_deployed
["RO"].get("vnfd"):
2729 for index
, vnf_deployed
in enumerate(nsr_deployed
["RO"]["vnfd"]):
2730 if not vnf_deployed
or not vnf_deployed
["id"]:
2733 RO_vnfd_id
= vnf_deployed
["id"]
2734 step
= db_nsr_update
["detailed-status"] = db_nslcmop_update
["detailed-status"] =\
2735 "Deleting member_vnf_index={} RO_vnfd_id={} from RO".format(
2736 vnf_deployed
["member-vnf-index"], RO_vnfd_id
)
2737 await self
.RO
.delete("vnfd", RO_vnfd_id
)
2738 self
.logger
.debug(logging_text
+ "RO_vnfd_id={} deleted".format(RO_vnfd_id
))
2739 db_nsr_update
["_admin.deployed.RO.vnfd.{}.id".format(index
)] = None
2740 except ROclient
.ROClientException
as e
:
2741 if e
.http_code
== 404: # not found
2742 db_nsr_update
["_admin.deployed.RO.vnfd.{}.id".format(index
)] = None
2743 self
.logger
.debug(logging_text
+ "RO_vnfd_id={} already deleted ".format(RO_vnfd_id
))
2744 elif e
.http_code
== 409: # conflict
2745 failed_detail
.append("RO_vnfd_id={} delete conflict: {}".format(RO_vnfd_id
, e
))
2746 self
.logger
.debug(logging_text
+ failed_detail
[-1])
2748 failed_detail
.append("RO_vnfd_id={} delete error: {}".format(RO_vnfd_id
, e
))
2749 self
.logger
.error(logging_text
+ failed_detail
[-1])
2752 terminate_ok
= False
2753 self
.logger
.error(logging_text
+ " ;".join(failed_detail
))
2754 db_nsr_update
["operational-status"] = "failed"
2755 db_nsr_update
["detailed-status"] = "Deletion errors " + "; ".join(failed_detail
)
2756 db_nslcmop_update
["detailed-status"] = "; ".join(failed_detail
)
2757 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
2758 db_nslcmop_update
["statusEnteredTime"] = time()
2761 db_nsr_update
["operational-status"] = "terminated"
2762 db_nsr_update
["detailed-status"] = "Done"
2763 db_nsr_update
["_admin.nsState"] = "NOT_INSTANTIATED"
2764 db_nslcmop_update
["detailed-status"] = "Done"
2765 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "COMPLETED"
2766 db_nslcmop_update
["statusEnteredTime"] = time()
2767 if db_nslcmop
["operationParams"].get("autoremove"):
2770 except (ROclient
.ROClientException
, DbException
, LcmException
) as e
:
2771 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
2773 except asyncio
.CancelledError
:
2774 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
2775 exc
= "Operation was cancelled"
2776 except Exception as e
:
2777 exc
= traceback
.format_exc()
2778 self
.logger
.critical(logging_text
+ "Exit Exception {}".format(e
), exc_info
=True)
2780 if exc
and db_nslcmop
:
2781 db_nslcmop_update
["detailed-status"] = "FAILED {}: {}".format(step
, exc
)
2782 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
2783 db_nslcmop_update
["statusEnteredTime"] = time()
2785 if db_nslcmop
and db_nslcmop_update
:
2786 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
2788 db_nsr_update
["_admin.nslcmop"] = None
2789 db_nsr_update
["_admin.current-operation"] = None
2790 db_nsr_update
["_admin.operation-type"] = None
2791 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2795 error_description
= None
2799 error_detail
= "; ".join(failed_detail
)
2800 error_description
= 'Operation: TERMINATING.{}, step: {}. Detail: {}'\
2801 .format(nslcmop_id
, step
, error_detail
)
2803 self
._write
_ns
_status
(
2806 current_operation
="IDLE",
2807 current_operation_id
=None,
2808 error_description
=error_description
2811 self
._write
_op
_status
(
2813 error_message
=error_description
2816 except DbException
as e
:
2817 self
.logger
.error(logging_text
+ "Cannot update database: {}".format(e
))
2818 if nslcmop_operation_state
:
2820 await self
.msg
.aiowrite("ns", "terminated", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
2821 "operationState": nslcmop_operation_state
,
2822 "autoremove": autoremove
},
2824 except Exception as e
:
2825 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
2827 # wait for pending tasks
2831 self
.logger
.debug(logging_text
+ 'Waiting for terminate pending tasks...')
2832 done
, pending
= await asyncio
.wait(pending_tasks
, timeout
=3600)
2834 self
.logger
.debug(logging_text
+ 'All tasks finished...')
2836 self
.logger
.info(logging_text
+ 'There are pending tasks: {}'.format(pending
))
2838 self
.logger
.debug(logging_text
+ "Exit")
2839 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_terminate")
2842 def _map_primitive_params(primitive_desc
, params
, instantiation_params
):
2844 Generates the params to be provided to charm before executing primitive. If user does not provide a parameter,
2845 The default-value is used. If it is between < > it look for a value at instantiation_params
2846 :param primitive_desc: portion of VNFD/NSD that describes primitive
2847 :param params: Params provided by user
2848 :param instantiation_params: Instantiation params provided by user
2849 :return: a dictionary with the calculated params
2851 calculated_params
= {}
2852 for parameter
in primitive_desc
.get("parameter", ()):
2853 param_name
= parameter
["name"]
2854 if param_name
in params
:
2855 calculated_params
[param_name
] = params
[param_name
]
2856 elif "default-value" in parameter
or "value" in parameter
:
2857 if "value" in parameter
:
2858 calculated_params
[param_name
] = parameter
["value"]
2860 calculated_params
[param_name
] = parameter
["default-value"]
2861 if isinstance(calculated_params
[param_name
], str) and calculated_params
[param_name
].startswith("<") \
2862 and calculated_params
[param_name
].endswith(">"):
2863 if calculated_params
[param_name
][1:-1] in instantiation_params
:
2864 calculated_params
[param_name
] = instantiation_params
[calculated_params
[param_name
][1:-1]]
2866 raise LcmException("Parameter {} needed to execute primitive {} not provided".
2867 format(calculated_params
[param_name
], primitive_desc
["name"]))
2869 raise LcmException("Parameter {} needed to execute primitive {} not provided".
2870 format(param_name
, primitive_desc
["name"]))
2872 if isinstance(calculated_params
[param_name
], (dict, list, tuple)):
2873 calculated_params
[param_name
] = yaml
.safe_dump(calculated_params
[param_name
], default_flow_style
=True,
2875 elif isinstance(calculated_params
[param_name
], str) and calculated_params
[param_name
].startswith("!!yaml "):
2876 calculated_params
[param_name
] = calculated_params
[param_name
][7:]
2878 # add always ns_config_info if primitive name is config
2879 if primitive_desc
["name"] == "config":
2880 if "ns_config_info" in instantiation_params
:
2881 calculated_params
["ns_config_info"] = instantiation_params
["ns_config_info"]
2882 return calculated_params
2884 async def _ns_execute_primitive(self
, db_deployed
, member_vnf_index
, vdu_id
, vdu_name
, vdu_count_index
,
2885 primitive
, primitive_params
, retries
=0, retries_interval
=30) -> (str, str):
2887 # find vca_deployed record for this action
2889 for vca_deployed
in db_deployed
["VCA"]:
2890 if not vca_deployed
:
2892 if member_vnf_index
!= vca_deployed
["member-vnf-index"] or vdu_id
!= vca_deployed
["vdu_id"]:
2894 if vdu_name
and vdu_name
!= vca_deployed
["vdu_name"]:
2896 if vdu_count_index
and vdu_count_index
!= vca_deployed
["vdu_count_index"]:
2900 # vca_deployed not found
2901 raise LcmException("charm for member_vnf_index={} vdu_id={} vdu_name={} vdu_count_index={} is not "
2902 "deployed".format(member_vnf_index
, vdu_id
, vdu_name
, vdu_count_index
))
2905 ee_id
= vca_deployed
.get("ee_id")
2907 raise LcmException("charm for member_vnf_index={} vdu_id={} vdu_name={} vdu_count_index={} has not "
2908 "execution environment"
2909 .format(member_vnf_index
, vdu_id
, vdu_name
, vdu_count_index
))
2911 if primitive
== "config":
2912 primitive_params
= {"params": primitive_params
}
2916 output
= await self
.n2vc
.exec_primitive(
2918 primitive_name
=primitive
,
2919 params_dict
=primitive_params
2923 except Exception as e
:
2926 self
.logger
.debug('Error executing action {} on {} -> {}'.format(primitive
, ee_id
, e
))
2928 await asyncio
.sleep(retries_interval
, loop
=self
.loop
)
2930 return 'Cannot execute action {} on {}: {}'.format(primitive
, ee_id
, e
), 'FAIL'
2934 except Exception as e
:
2935 return 'Error executing action {}: {}'.format(primitive
, e
), 'FAIL'
2937 async def action(self
, nsr_id
, nslcmop_id
):
2939 # Try to lock HA task here
2940 task_is_locked_by_me
= self
.lcm_tasks
.lock_HA('ns', 'nslcmops', nslcmop_id
)
2941 if not task_is_locked_by_me
:
2944 logging_text
= "Task ns={} action={} ".format(nsr_id
, nslcmop_id
)
2945 self
.logger
.debug(logging_text
+ "Enter")
2946 # get all needed from database
2949 db_nsr_update
= {"_admin.nslcmop": nslcmop_id
,
2950 "_admin.current-operation": nslcmop_id
,
2951 "_admin.operation-type": "action"}
2952 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2953 db_nslcmop_update
= {}
2954 nslcmop_operation_state
= None
2955 nslcmop_operation_state_detail
= None
2958 # wait for any previous tasks in process
2959 step
= "Waiting for previous operations to terminate"
2960 await self
.lcm_tasks
.waitfor_related_HA('ns', 'nslcmops', nslcmop_id
)
2962 self
._write
_ns
_status
(
2965 current_operation
="RUNNING ACTION",
2966 current_operation_id
=nslcmop_id
2969 step
= "Getting information from database"
2970 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
2971 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
2973 nsr_deployed
= db_nsr
["_admin"].get("deployed")
2974 vnf_index
= db_nslcmop
["operationParams"].get("member_vnf_index")
2975 vdu_id
= db_nslcmop
["operationParams"].get("vdu_id")
2976 kdu_name
= db_nslcmop
["operationParams"].get("kdu_name")
2977 vdu_count_index
= db_nslcmop
["operationParams"].get("vdu_count_index")
2978 vdu_name
= db_nslcmop
["operationParams"].get("vdu_name")
2981 step
= "Getting vnfr from database"
2982 db_vnfr
= self
.db
.get_one("vnfrs", {"member-vnf-index-ref": vnf_index
, "nsr-id-ref": nsr_id
})
2983 step
= "Getting vnfd from database"
2984 db_vnfd
= self
.db
.get_one("vnfds", {"_id": db_vnfr
["vnfd-id"]})
2986 if db_nsr
.get("nsd"):
2987 db_nsd
= db_nsr
.get("nsd") # TODO this will be removed
2989 step
= "Getting nsd from database"
2990 db_nsd
= self
.db
.get_one("nsds", {"_id": db_nsr
["nsd-id"]})
2992 # for backward compatibility
2993 if nsr_deployed
and isinstance(nsr_deployed
.get("VCA"), dict):
2994 nsr_deployed
["VCA"] = list(nsr_deployed
["VCA"].values())
2995 db_nsr_update
["_admin.deployed.VCA"] = nsr_deployed
["VCA"]
2996 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2998 primitive
= db_nslcmop
["operationParams"]["primitive"]
2999 primitive_params
= db_nslcmop
["operationParams"]["primitive_params"]
3001 # look for primitive
3002 config_primitive_desc
= None
3004 for vdu
in get_iterable(db_vnfd
, "vdu"):
3005 if vdu_id
== vdu
["id"]:
3006 for config_primitive
in vdu
.get("vdu-configuration", {}).get("config-primitive", ()):
3007 if config_primitive
["name"] == primitive
:
3008 config_primitive_desc
= config_primitive
3011 self
.logger
.debug(logging_text
+ "Checking actions in KDUs")
3012 kdur
= next((x
for x
in db_vnfr
["kdur"] if x
["kdu-name"] == kdu_name
), None)
3013 desc_params
= self
._format
_additional
_params
(kdur
.get("additionalParams")) or {}
3014 if primitive_params
:
3015 desc_params
.update(primitive_params
)
3016 # TODO Check if we will need something at vnf level
3018 for kdu
in get_iterable(nsr_deployed
, "K8s"):
3019 if kdu_name
== kdu
["kdu-name"]:
3020 db_dict
= {"collection": "nsrs", "filter": {"_id": nsr_id
},
3021 "path": "_admin.deployed.K8s.{}".format(index
)}
3022 if primitive
== "upgrade":
3023 if desc_params
.get("kdu_model"):
3024 kdu_model
= desc_params
.get("kdu_model")
3025 del desc_params
["kdu_model"]
3027 kdu_model
= kdu
.get("kdu-model")
3028 parts
= kdu_model
.split(sep
=":")
3030 kdu_model
= parts
[0]
3032 if kdu
.get("k8scluster-type") == "chart":
3033 output
= await self
.k8sclusterhelm
.upgrade(cluster_uuid
=kdu
.get("k8scluster-uuid"),
3034 kdu_instance
=kdu
.get("kdu-instance"),
3035 atomic
=True, kdu_model
=kdu_model
,
3036 params
=desc_params
, db_dict
=db_dict
,
3038 elif kdu
.get("k8scluster-type") == "juju":
3039 output
= await self
.k8sclusterjuju
.upgrade(cluster_uuid
=kdu
.get("k8scluster-uuid"),
3040 kdu_instance
=kdu
.get("kdu-instance"),
3041 atomic
=True, kdu_model
=kdu_model
,
3042 params
=desc_params
, db_dict
=db_dict
,
3046 msg
= "k8scluster-type not defined"
3047 raise LcmException(msg
)
3049 self
.logger
.debug(logging_text
+ " Upgrade of kdu {} done".format(output
))
3051 elif primitive
== "rollback":
3052 if kdu
.get("k8scluster-type") == "chart":
3053 output
= await self
.k8sclusterhelm
.rollback(cluster_uuid
=kdu
.get("k8scluster-uuid"),
3054 kdu_instance
=kdu
.get("kdu-instance"),
3056 elif kdu
.get("k8scluster-type") == "juju":
3057 output
= await self
.k8sclusterjuju
.rollback(cluster_uuid
=kdu
.get("k8scluster-uuid"),
3058 kdu_instance
=kdu
.get("kdu-instance"),
3061 msg
= "k8scluster-type not defined"
3062 raise LcmException(msg
)
3064 elif primitive
== "status":
3065 if kdu
.get("k8scluster-type") == "chart":
3066 output
= await self
.k8sclusterhelm
.status_kdu(cluster_uuid
=kdu
.get("k8scluster-uuid"),
3067 kdu_instance
=kdu
.get("kdu-instance"))
3068 elif kdu
.get("k8scluster-type") == "juju":
3069 output
= await self
.k8sclusterjuju
.status_kdu(cluster_uuid
=kdu
.get("k8scluster-uuid"),
3070 kdu_instance
=kdu
.get("kdu-instance"))
3072 msg
= "k8scluster-type not defined"
3073 raise LcmException(msg
)
3078 raise LcmException("KDU '{}' not found".format(kdu_name
))
3080 db_nslcmop_update
["detailed-status"] = output
3081 db_nslcmop_update
["operationState"] = 'COMPLETED'
3082 db_nslcmop_update
["statusEnteredTime"] = time()
3084 db_nslcmop_update
["detailed-status"] = ''
3085 db_nslcmop_update
["operationState"] = 'FAILED'
3086 db_nslcmop_update
["statusEnteredTime"] = time()
3089 for config_primitive
in db_vnfd
.get("vnf-configuration", {}).get("config-primitive", ()):
3090 if config_primitive
["name"] == primitive
:
3091 config_primitive_desc
= config_primitive
3094 for config_primitive
in db_nsd
.get("ns-configuration", {}).get("config-primitive", ()):
3095 if config_primitive
["name"] == primitive
:
3096 config_primitive_desc
= config_primitive
3099 if not config_primitive_desc
:
3100 raise LcmException("Primitive {} not found at [ns|vnf|vdu]-configuration:config-primitive ".
3105 if db_vnfr
.get("additionalParamsForVnf"):
3106 desc_params
= self
._format
_additional
_params
(db_vnfr
["additionalParamsForVnf"])
3108 vdur
= next((x
for x
in db_vnfr
["vdur"] if x
["vdu-id-ref"] == vdu_id
), None)
3109 if vdur
.get("additionalParams"):
3110 desc_params
= self
._format
_additional
_params
(vdur
["additionalParams"])
3112 if db_nsr
.get("additionalParamsForNs"):
3113 desc_params
.update(self
._format
_additional
_params
(db_nsr
["additionalParamsForNs"]))
3115 # TODO check if ns is in a proper status
3116 output
, detail
= await self
._ns
_execute
_primitive
(
3117 db_deployed
=nsr_deployed
,
3118 member_vnf_index
=vnf_index
,
3121 vdu_count_index
=vdu_count_index
,
3122 primitive
=primitive
,
3123 primitive_params
=self
._map
_primitive
_params
(config_primitive_desc
, primitive_params
, desc_params
))
3125 detailed_status
= output
3127 result
= 'COMPLETED'
3131 db_nslcmop_update
["detailed-status"] = nslcmop_operation_state_detail
= detailed_status
3132 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= result
3133 db_nslcmop_update
["statusEnteredTime"] = time()
3134 self
.logger
.debug(logging_text
+ " task Done with result {} {}".format(result
, detailed_status
))
3135 return # database update is called inside finally
3137 except (DbException
, LcmException
) as e
:
3138 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
3140 except asyncio
.CancelledError
:
3141 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
3142 exc
= "Operation was cancelled"
3143 except Exception as e
:
3144 exc
= traceback
.format_exc()
3145 self
.logger
.critical(logging_text
+ "Exit Exception {} {}".format(type(e
).__name
__, e
), exc_info
=True)
3147 if exc
and db_nslcmop
:
3148 db_nslcmop_update
["detailed-status"] = nslcmop_operation_state_detail
= \
3149 "FAILED {}: {}".format(step
, exc
)
3150 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
3151 db_nslcmop_update
["statusEnteredTime"] = time()
3153 if db_nslcmop_update
:
3154 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
3156 db_nsr_update
["_admin.nslcmop"] = None
3157 db_nsr_update
["_admin.operation-type"] = None
3158 db_nsr_update
["_admin.nslcmop"] = None
3159 db_nsr_update
["_admin.current-operation"] = None
3160 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3161 self
._write
_ns
_status
(
3164 current_operation
="IDLE",
3165 current_operation_id
=None
3168 self
._write
_op
_status
(
3170 error_message
=nslcmop_operation_state_detail
3172 except DbException
as e
:
3173 self
.logger
.error(logging_text
+ "Cannot update database: {}".format(e
))
3174 self
.logger
.debug(logging_text
+ "Exit")
3175 if nslcmop_operation_state
:
3177 await self
.msg
.aiowrite("ns", "actioned", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
3178 "operationState": nslcmop_operation_state
},
3180 except Exception as e
:
3181 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
3182 self
.logger
.debug(logging_text
+ "Exit")
3183 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_action")
3184 return nslcmop_operation_state
, nslcmop_operation_state_detail
3186 async def scale(self
, nsr_id
, nslcmop_id
):
3188 # Try to lock HA task here
3189 task_is_locked_by_me
= self
.lcm_tasks
.lock_HA('ns', 'nslcmops', nslcmop_id
)
3190 if not task_is_locked_by_me
:
3193 logging_text
= "Task ns={} scale={} ".format(nsr_id
, nslcmop_id
)
3194 self
.logger
.debug(logging_text
+ "Enter")
3195 # get all needed from database
3198 db_nslcmop_update
= {}
3199 nslcmop_operation_state
= None
3200 db_nsr_update
= {"_admin.nslcmop": nslcmop_id
,
3201 "_admin.current-operation": nslcmop_id
,
3202 "_admin.operation-type": "scale"}
3203 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3205 # in case of error, indicates what part of scale was failed to put nsr at error status
3206 scale_process
= None
3207 old_operational_status
= ""
3208 old_config_status
= ""
3211 # wait for any previous tasks in process
3212 step
= "Waiting for previous operations to terminate"
3213 await self
.lcm_tasks
.waitfor_related_HA('ns', 'nslcmops', nslcmop_id
)
3215 self
._write
_ns
_status
(
3218 current_operation
="SCALING",
3219 current_operation_id
=nslcmop_id
3222 step
= "Getting nslcmop from database"
3223 self
.logger
.debug(step
+ " after having waited for previous tasks to be completed")
3224 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
3225 step
= "Getting nsr from database"
3226 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
3228 old_operational_status
= db_nsr
["operational-status"]
3229 old_config_status
= db_nsr
["config-status"]
3230 step
= "Parsing scaling parameters"
3231 # self.logger.debug(step)
3232 db_nsr_update
["operational-status"] = "scaling"
3233 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3234 nsr_deployed
= db_nsr
["_admin"].get("deployed")
3237 nsr_deployed
= db_nsr
["_admin"].get("deployed")
3238 vnf_index
= db_nslcmop
["operationParams"].get("member_vnf_index")
3239 # vdu_id = db_nslcmop["operationParams"].get("vdu_id")
3240 # vdu_count_index = db_nslcmop["operationParams"].get("vdu_count_index")
3241 # vdu_name = db_nslcmop["operationParams"].get("vdu_name")
3244 RO_nsr_id
= nsr_deployed
["RO"]["nsr_id"]
3245 vnf_index
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleByStepData"]["member-vnf-index"]
3246 scaling_group
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"]
3247 scaling_type
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleVnfType"]
3248 # scaling_policy = db_nslcmop["operationParams"]["scaleVnfData"]["scaleByStepData"].get("scaling-policy")
3250 # for backward compatibility
3251 if nsr_deployed
and isinstance(nsr_deployed
.get("VCA"), dict):
3252 nsr_deployed
["VCA"] = list(nsr_deployed
["VCA"].values())
3253 db_nsr_update
["_admin.deployed.VCA"] = nsr_deployed
["VCA"]
3254 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3256 step
= "Getting vnfr from database"
3257 db_vnfr
= self
.db
.get_one("vnfrs", {"member-vnf-index-ref": vnf_index
, "nsr-id-ref": nsr_id
})
3258 step
= "Getting vnfd from database"
3259 db_vnfd
= self
.db
.get_one("vnfds", {"_id": db_vnfr
["vnfd-id"]})
3261 step
= "Getting scaling-group-descriptor"
3262 for scaling_descriptor
in db_vnfd
["scaling-group-descriptor"]:
3263 if scaling_descriptor
["name"] == scaling_group
:
3266 raise LcmException("input parameter 'scaleByStepData':'scaling-group-descriptor':'{}' is not present "
3267 "at vnfd:scaling-group-descriptor".format(scaling_group
))
3270 # for scaling_policy_descriptor in scaling_descriptor.get("scaling-policy", ()):
3271 # cooldown_time = scaling_policy_descriptor.get("cooldown-time", 0)
3272 # if scaling_policy and scaling_policy == scaling_policy_descriptor.get("name"):
3275 # TODO check if ns is in a proper status
3276 step
= "Sending scale order to VIM"
3278 if not db_nsr
["_admin"].get("scaling-group"):
3279 self
.update_db_2("nsrs", nsr_id
, {"_admin.scaling-group": [{"name": scaling_group
, "nb-scale-op": 0}]})
3280 admin_scale_index
= 0
3282 for admin_scale_index
, admin_scale_info
in enumerate(db_nsr
["_admin"]["scaling-group"]):
3283 if admin_scale_info
["name"] == scaling_group
:
3284 nb_scale_op
= admin_scale_info
.get("nb-scale-op", 0)
3286 else: # not found, set index one plus last element and add new entry with the name
3287 admin_scale_index
+= 1
3288 db_nsr_update
["_admin.scaling-group.{}.name".format(admin_scale_index
)] = scaling_group
3289 RO_scaling_info
= []
3290 vdu_scaling_info
= {"scaling_group_name": scaling_group
, "vdu": []}
3291 if scaling_type
== "SCALE_OUT":
3292 # count if max-instance-count is reached
3293 max_instance_count
= scaling_descriptor
.get("max-instance-count", 10)
3294 # self.logger.debug("MAX_INSTANCE_COUNT is {}".format(max_instance_count))
3295 if nb_scale_op
>= max_instance_count
:
3296 raise LcmException("reached the limit of {} (max-instance-count) "
3297 "scaling-out operations for the "
3298 "scaling-group-descriptor '{}'".format(nb_scale_op
, scaling_group
))
3301 vdu_scaling_info
["scaling_direction"] = "OUT"
3302 vdu_scaling_info
["vdu-create"] = {}
3303 for vdu_scale_info
in scaling_descriptor
["vdu"]:
3304 RO_scaling_info
.append({"osm_vdu_id": vdu_scale_info
["vdu-id-ref"], "member-vnf-index": vnf_index
,
3305 "type": "create", "count": vdu_scale_info
.get("count", 1)})
3306 vdu_scaling_info
["vdu-create"][vdu_scale_info
["vdu-id-ref"]] = vdu_scale_info
.get("count", 1)
3308 elif scaling_type
== "SCALE_IN":
3309 # count if min-instance-count is reached
3310 min_instance_count
= 0
3311 if "min-instance-count" in scaling_descriptor
and scaling_descriptor
["min-instance-count"] is not None:
3312 min_instance_count
= int(scaling_descriptor
["min-instance-count"])
3313 if nb_scale_op
<= min_instance_count
:
3314 raise LcmException("reached the limit of {} (min-instance-count) scaling-in operations for the "
3315 "scaling-group-descriptor '{}'".format(nb_scale_op
, scaling_group
))
3317 vdu_scaling_info
["scaling_direction"] = "IN"
3318 vdu_scaling_info
["vdu-delete"] = {}
3319 for vdu_scale_info
in scaling_descriptor
["vdu"]:
3320 RO_scaling_info
.append({"osm_vdu_id": vdu_scale_info
["vdu-id-ref"], "member-vnf-index": vnf_index
,
3321 "type": "delete", "count": vdu_scale_info
.get("count", 1)})
3322 vdu_scaling_info
["vdu-delete"][vdu_scale_info
["vdu-id-ref"]] = vdu_scale_info
.get("count", 1)
3324 # update VDU_SCALING_INFO with the VDUs to delete ip_addresses
3325 vdu_create
= vdu_scaling_info
.get("vdu-create")
3326 vdu_delete
= copy(vdu_scaling_info
.get("vdu-delete"))
3327 if vdu_scaling_info
["scaling_direction"] == "IN":
3328 for vdur
in reversed(db_vnfr
["vdur"]):
3329 if vdu_delete
.get(vdur
["vdu-id-ref"]):
3330 vdu_delete
[vdur
["vdu-id-ref"]] -= 1
3331 vdu_scaling_info
["vdu"].append({
3332 "name": vdur
["name"],
3333 "vdu_id": vdur
["vdu-id-ref"],
3336 for interface
in vdur
["interfaces"]:
3337 vdu_scaling_info
["vdu"][-1]["interface"].append({
3338 "name": interface
["name"],
3339 "ip_address": interface
["ip-address"],
3340 "mac_address": interface
.get("mac-address"),
3342 vdu_delete
= vdu_scaling_info
.pop("vdu-delete")
3345 step
= "Executing pre-scale vnf-config-primitive"
3346 if scaling_descriptor
.get("scaling-config-action"):
3347 for scaling_config_action
in scaling_descriptor
["scaling-config-action"]:
3348 if (scaling_config_action
.get("trigger") == "pre-scale-in" and scaling_type
== "SCALE_IN") \
3349 or (scaling_config_action
.get("trigger") == "pre-scale-out" and scaling_type
== "SCALE_OUT"):
3350 vnf_config_primitive
= scaling_config_action
["vnf-config-primitive-name-ref"]
3351 step
= db_nslcmop_update
["detailed-status"] = \
3352 "executing pre-scale scaling-config-action '{}'".format(vnf_config_primitive
)
3354 # look for primitive
3355 for config_primitive
in db_vnfd
.get("vnf-configuration", {}).get("config-primitive", ()):
3356 if config_primitive
["name"] == vnf_config_primitive
:
3360 "Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:scaling-config-action"
3361 "[vnf-config-primitive-name-ref='{}'] does not match any vnf-configuration:config-"
3362 "primitive".format(scaling_group
, config_primitive
))
3364 vnfr_params
= {"VDU_SCALE_INFO": vdu_scaling_info
}
3365 if db_vnfr
.get("additionalParamsForVnf"):
3366 vnfr_params
.update(db_vnfr
["additionalParamsForVnf"])
3368 scale_process
= "VCA"
3369 db_nsr_update
["config-status"] = "configuring pre-scaling"
3370 primitive_params
= self
._map
_primitive
_params
(config_primitive
, {}, vnfr_params
)
3372 # Pre-scale reintent check: Check if this sub-operation has been executed before
3373 op_index
= self
._check
_or
_add
_scale
_suboperation
(
3374 db_nslcmop
, nslcmop_id
, vnf_index
, vnf_config_primitive
, primitive_params
, 'PRE-SCALE')
3375 if (op_index
== self
.SUBOPERATION_STATUS_SKIP
):
3376 # Skip sub-operation
3377 result
= 'COMPLETED'
3378 result_detail
= 'Done'
3379 self
.logger
.debug(logging_text
+
3380 "vnf_config_primitive={} Skipped sub-operation, result {} {}".format(
3381 vnf_config_primitive
, result
, result_detail
))
3383 if (op_index
== self
.SUBOPERATION_STATUS_NEW
):
3384 # New sub-operation: Get index of this sub-operation
3385 op_index
= len(db_nslcmop
.get('_admin', {}).get('operations')) - 1
3386 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} New sub-operation".
3387 format(vnf_config_primitive
))
3389 # Reintent: Get registered params for this existing sub-operation
3390 op
= db_nslcmop
.get('_admin', {}).get('operations', [])[op_index
]
3391 vnf_index
= op
.get('member_vnf_index')
3392 vnf_config_primitive
= op
.get('primitive')
3393 primitive_params
= op
.get('primitive_params')
3394 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Sub-operation reintent".
3395 format(vnf_config_primitive
))
3396 # Execute the primitive, either with new (first-time) or registered (reintent) args
3397 result
, result_detail
= await self
._ns
_execute
_primitive
(
3398 nsr_deployed
, vnf_index
, None, None, None, vnf_config_primitive
, primitive_params
)
3399 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Done with result {} {}".format(
3400 vnf_config_primitive
, result
, result_detail
))
3401 # Update operationState = COMPLETED | FAILED
3402 self
._update
_suboperation
_status
(
3403 db_nslcmop
, op_index
, result
, result_detail
)
3405 if result
== "FAILED":
3406 raise LcmException(result_detail
)
3407 db_nsr_update
["config-status"] = old_config_status
3408 scale_process
= None
3412 # Should this block be skipped if 'RO_nsr_id' == None ?
3413 # if (RO_nsr_id and RO_scaling_info):
3415 scale_process
= "RO"
3416 # Scale RO reintent check: Check if this sub-operation has been executed before
3417 op_index
= self
._check
_or
_add
_scale
_suboperation
(
3418 db_nslcmop
, vnf_index
, None, None, 'SCALE-RO', RO_nsr_id
, RO_scaling_info
)
3419 if (op_index
== self
.SUBOPERATION_STATUS_SKIP
):
3420 # Skip sub-operation
3421 result
= 'COMPLETED'
3422 result_detail
= 'Done'
3423 self
.logger
.debug(logging_text
+ "Skipped sub-operation RO, result {} {}".format(
3424 result
, result_detail
))
3426 if (op_index
== self
.SUBOPERATION_STATUS_NEW
):
3427 # New sub-operation: Get index of this sub-operation
3428 op_index
= len(db_nslcmop
.get('_admin', {}).get('operations')) - 1
3429 self
.logger
.debug(logging_text
+ "New sub-operation RO")
3431 # Reintent: Get registered params for this existing sub-operation
3432 op
= db_nslcmop
.get('_admin', {}).get('operations', [])[op_index
]
3433 RO_nsr_id
= op
.get('RO_nsr_id')
3434 RO_scaling_info
= op
.get('RO_scaling_info')
3435 self
.logger
.debug(logging_text
+ "Sub-operation RO reintent".format(
3436 vnf_config_primitive
))
3438 RO_desc
= await self
.RO
.create_action("ns", RO_nsr_id
, {"vdu-scaling": RO_scaling_info
})
3439 db_nsr_update
["_admin.scaling-group.{}.nb-scale-op".format(admin_scale_index
)] = nb_scale_op
3440 db_nsr_update
["_admin.scaling-group.{}.time".format(admin_scale_index
)] = time()
3442 RO_nslcmop_id
= RO_desc
["instance_action_id"]
3443 db_nslcmop_update
["_admin.deploy.RO"] = RO_nslcmop_id
3445 RO_task_done
= False
3446 step
= detailed_status
= "Waiting RO_task_id={} to complete the scale action.".format(RO_nslcmop_id
)
3447 detailed_status_old
= None
3448 self
.logger
.debug(logging_text
+ step
)
3450 deployment_timeout
= 1 * 3600 # One hour
3451 while deployment_timeout
> 0:
3452 if not RO_task_done
:
3453 desc
= await self
.RO
.show("ns", item_id_name
=RO_nsr_id
, extra_item
="action",
3454 extra_item_id
=RO_nslcmop_id
)
3457 self
._on
_update
_ro
_db
(nsrs_id
=nsr_id
, ro_descriptor
=desc
)
3459 ns_status
, ns_status_info
= self
.RO
.check_action_status(desc
)
3460 if ns_status
== "ERROR":
3461 raise ROclient
.ROClientException(ns_status_info
)
3462 elif ns_status
== "BUILD":
3463 detailed_status
= step
+ "; {}".format(ns_status_info
)
3464 elif ns_status
== "ACTIVE":
3466 step
= detailed_status
= "Waiting ns ready at RO. RO_id={}".format(RO_nsr_id
)
3467 self
.logger
.debug(logging_text
+ step
)
3469 assert False, "ROclient.check_action_status returns unknown {}".format(ns_status
)
3472 if ns_status
== "ERROR":
3473 raise ROclient
.ROClientException(ns_status_info
)
3474 elif ns_status
== "BUILD":
3475 detailed_status
= step
+ "; {}".format(ns_status_info
)
3476 elif ns_status
== "ACTIVE":
3477 step
= detailed_status
= \
3478 "Waiting for management IP address reported by the VIM. Updating VNFRs"
3480 self
.scale_vnfr(db_vnfr
, vdu_create
=vdu_create
, vdu_delete
=vdu_delete
)
3483 desc
= await self
.RO
.show("ns", RO_nsr_id
)
3486 self
._on
_update
_ro
_db
(nsrs_id
=nsr_id
, ro_descriptor
=desc
)
3488 # nsr_deployed["nsr_ip"] = RO.get_ns_vnf_info(desc)
3489 self
.ns_update_vnfr({db_vnfr
["member-vnf-index-ref"]: db_vnfr
}, desc
)
3491 except LcmExceptionNoMgmtIP
:
3494 assert False, "ROclient.check_ns_status returns unknown {}".format(ns_status
)
3495 if detailed_status
!= detailed_status_old
:
3496 self
._update
_suboperation
_status
(
3497 db_nslcmop
, op_index
, 'COMPLETED', detailed_status
)
3498 detailed_status_old
= db_nslcmop_update
["detailed-status"] = detailed_status
3499 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
3501 await asyncio
.sleep(5, loop
=self
.loop
)
3502 deployment_timeout
-= 5
3503 if deployment_timeout
<= 0:
3504 self
._update
_suboperation
_status
(
3505 db_nslcmop
, nslcmop_id
, op_index
, 'FAILED', "Timeout when waiting for ns to get ready")
3506 raise ROclient
.ROClientException("Timeout waiting ns to be ready")
3508 # update VDU_SCALING_INFO with the obtained ip_addresses
3509 if vdu_scaling_info
["scaling_direction"] == "OUT":
3510 for vdur
in reversed(db_vnfr
["vdur"]):
3511 if vdu_scaling_info
["vdu-create"].get(vdur
["vdu-id-ref"]):
3512 vdu_scaling_info
["vdu-create"][vdur
["vdu-id-ref"]] -= 1
3513 vdu_scaling_info
["vdu"].append({
3514 "name": vdur
["name"],
3515 "vdu_id": vdur
["vdu-id-ref"],
3518 for interface
in vdur
["interfaces"]:
3519 vdu_scaling_info
["vdu"][-1]["interface"].append({
3520 "name": interface
["name"],
3521 "ip_address": interface
["ip-address"],
3522 "mac_address": interface
.get("mac-address"),
3524 del vdu_scaling_info
["vdu-create"]
3526 self
._update
_suboperation
_status
(db_nslcmop
, op_index
, 'COMPLETED', 'Done')
3529 scale_process
= None
3531 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3534 # execute primitive service POST-SCALING
3535 step
= "Executing post-scale vnf-config-primitive"
3536 if scaling_descriptor
.get("scaling-config-action"):
3537 for scaling_config_action
in scaling_descriptor
["scaling-config-action"]:
3538 if (scaling_config_action
.get("trigger") == "post-scale-in" and scaling_type
== "SCALE_IN") \
3539 or (scaling_config_action
.get("trigger") == "post-scale-out" and scaling_type
== "SCALE_OUT"):
3540 vnf_config_primitive
= scaling_config_action
["vnf-config-primitive-name-ref"]
3541 step
= db_nslcmop_update
["detailed-status"] = \
3542 "executing post-scale scaling-config-action '{}'".format(vnf_config_primitive
)
3544 vnfr_params
= {"VDU_SCALE_INFO": vdu_scaling_info
}
3545 if db_vnfr
.get("additionalParamsForVnf"):
3546 vnfr_params
.update(db_vnfr
["additionalParamsForVnf"])
3548 # look for primitive
3549 for config_primitive
in db_vnfd
.get("vnf-configuration", {}).get("config-primitive", ()):
3550 if config_primitive
["name"] == vnf_config_primitive
:
3553 raise LcmException("Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:"
3554 "scaling-config-action[vnf-config-primitive-name-ref='{}'] does not "
3555 "match any vnf-configuration:config-primitive".format(scaling_group
,
3557 scale_process
= "VCA"
3558 db_nsr_update
["config-status"] = "configuring post-scaling"
3559 primitive_params
= self
._map
_primitive
_params
(config_primitive
, {}, vnfr_params
)
3561 # Post-scale reintent check: Check if this sub-operation has been executed before
3562 op_index
= self
._check
_or
_add
_scale
_suboperation
(
3563 db_nslcmop
, nslcmop_id
, vnf_index
, vnf_config_primitive
, primitive_params
, 'POST-SCALE')
3564 if op_index
== self
.SUBOPERATION_STATUS_SKIP
:
3565 # Skip sub-operation
3566 result
= 'COMPLETED'
3567 result_detail
= 'Done'
3568 self
.logger
.debug(logging_text
+
3569 "vnf_config_primitive={} Skipped sub-operation, result {} {}".
3570 format(vnf_config_primitive
, result
, result_detail
))
3572 if op_index
== self
.SUBOPERATION_STATUS_NEW
:
3573 # New sub-operation: Get index of this sub-operation
3574 op_index
= len(db_nslcmop
.get('_admin', {}).get('operations')) - 1
3575 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} New sub-operation".
3576 format(vnf_config_primitive
))
3578 # Reintent: Get registered params for this existing sub-operation
3579 op
= db_nslcmop
.get('_admin', {}).get('operations', [])[op_index
]
3580 vnf_index
= op
.get('member_vnf_index')
3581 vnf_config_primitive
= op
.get('primitive')
3582 primitive_params
= op
.get('primitive_params')
3583 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Sub-operation reintent".
3584 format(vnf_config_primitive
))
3585 # Execute the primitive, either with new (first-time) or registered (reintent) args
3586 result
, result_detail
= await self
._ns
_execute
_primitive
(
3587 nsr_deployed
, vnf_index
, None, None, None, vnf_config_primitive
, primitive_params
)
3588 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Done with result {} {}".format(
3589 vnf_config_primitive
, result
, result_detail
))
3590 # Update operationState = COMPLETED | FAILED
3591 self
._update
_suboperation
_status
(
3592 db_nslcmop
, op_index
, result
, result_detail
)
3594 if result
== "FAILED":
3595 raise LcmException(result_detail
)
3596 db_nsr_update
["config-status"] = old_config_status
3597 scale_process
= None
3600 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "COMPLETED"
3601 db_nslcmop_update
["statusEnteredTime"] = time()
3602 db_nslcmop_update
["detailed-status"] = "done"
3603 db_nsr_update
["detailed-status"] = "" # "scaled {} {}".format(scaling_group, scaling_type)
3604 db_nsr_update
["operational-status"] = "running" if old_operational_status
== "failed" \
3605 else old_operational_status
3606 db_nsr_update
["config-status"] = old_config_status
3608 except (ROclient
.ROClientException
, DbException
, LcmException
) as e
:
3609 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
3611 except asyncio
.CancelledError
:
3612 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
3613 exc
= "Operation was cancelled"
3614 except Exception as e
:
3615 exc
= traceback
.format_exc()
3616 self
.logger
.critical(logging_text
+ "Exit Exception {} {}".format(type(e
).__name
__, e
), exc_info
=True)
3618 self
._write
_ns
_status
(
3621 current_operation
="IDLE",
3622 current_operation_id
=None
3626 db_nslcmop_update
["detailed-status"] = "FAILED {}: {}".format(step
, exc
)
3627 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
3628 db_nslcmop_update
["statusEnteredTime"] = time()
3630 db_nsr_update
["operational-status"] = old_operational_status
3631 db_nsr_update
["config-status"] = old_config_status
3632 db_nsr_update
["detailed-status"] = ""
3633 db_nsr_update
["_admin.nslcmop"] = None
3635 if "VCA" in scale_process
:
3636 db_nsr_update
["config-status"] = "failed"
3637 if "RO" in scale_process
:
3638 db_nsr_update
["operational-status"] = "failed"
3639 db_nsr_update
["detailed-status"] = "FAILED scaling nslcmop={} {}: {}".format(nslcmop_id
, step
,
3642 if db_nslcmop
and db_nslcmop_update
:
3643 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
3645 db_nsr_update
["_admin.current-operation"] = None
3646 db_nsr_update
["_admin.operation-type"] = None
3647 db_nsr_update
["_admin.nslcmop"] = None
3648 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
3650 self
._write
_ns
_status
(
3653 current_operation
="IDLE",
3654 current_operation_id
=None
3657 except DbException
as e
:
3658 self
.logger
.error(logging_text
+ "Cannot update database: {}".format(e
))
3659 if nslcmop_operation_state
:
3661 await self
.msg
.aiowrite("ns", "scaled", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
3662 "operationState": nslcmop_operation_state
},
3665 # await asyncio.sleep(cooldown_time, loop=self.loop)
3666 # await self.msg.aiowrite("ns","scaled-cooldown-time", {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id})
3667 except Exception as e
:
3668 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
3669 self
.logger
.debug(logging_text
+ "Exit")
3670 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_scale")