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
28 from lcm_utils
import LcmException
, LcmExceptionNoMgmtIP
, LcmBase
30 from osm_common
.dbbase
import DbException
31 from osm_common
.fsbase
import FsException
32 from n2vc
.vnf
import N2VC
34 from copy
import copy
, deepcopy
35 from http
import HTTPStatus
37 from uuid
import uuid4
39 __author__
= "Alfonso Tierno"
42 def get_iterable(in_dict
, in_key
):
44 Similar to <dict>.get(), but if value is None, False, ..., An empty tuple is returned instead
45 :param in_dict: a dictionary
46 :param in_key: the key to look for at in_dict
47 :return: in_dict[in_var] or () if it is None or not present
49 if not in_dict
.get(in_key
):
51 return in_dict
[in_key
]
54 def populate_dict(target_dict
, key_list
, value
):
56 Upate target_dict creating nested dictionaries with the key_list. Last key_list item is asigned the value.
57 Example target_dict={K: J}; key_list=[a,b,c]; target_dict will be {K: J, a: {b: {c: value}}}
58 :param target_dict: dictionary to be changed
59 :param key_list: list of keys to insert at target_dict
63 for key
in key_list
[0:-1]:
64 if key
not in target_dict
:
66 target_dict
= target_dict
[key
]
67 target_dict
[key_list
[-1]] = value
71 timeout_vca_on_error
= 5 * 60 # Time for charm from first time at blocked,error status to mark as failed
72 total_deploy_timeout
= 2 * 3600 # global timeout for deployment
73 timeout_charm_delete
= 10 * 60
75 def __init__(self
, db
, msg
, fs
, lcm_tasks
, ro_config
, vca_config
, loop
):
77 Init, Connect to database, filesystem storage, and messaging
78 :param config: two level dictionary with configuration. Top level should contain 'database', 'storage',
82 self
.logger
= logging
.getLogger('lcm.ns')
84 self
.lcm_tasks
= lcm_tasks
86 super().__init
__(db
, msg
, fs
, self
.logger
)
88 self
.ro_config
= ro_config
92 server
=vca_config
['host'],
93 port
=vca_config
['port'],
94 user
=vca_config
['user'],
95 secret
=vca_config
['secret'],
96 # TODO: This should point to the base folder where charms are stored,
97 # if there is a common one (like object storage). Otherwise, leave
98 # it unset and pass it via DeployCharms
99 # artifacts=vca_config[''],
103 def vnfd2RO(self
, vnfd
, new_id
=None, additionalParams
=None, nsrId
=None):
105 Converts creates a new vnfd descriptor for RO base on input OSM IM vnfd
106 :param vnfd: input vnfd
107 :param new_id: overrides vnf id if provided
108 :param additionalParams: Instantiation params for VNFs provided
109 :param nsrId: Id of the NSR
110 :return: copy of vnfd
113 vnfd_RO
= deepcopy(vnfd
)
114 # remove unused by RO configuration, monitoring, scaling and internal keys
115 vnfd_RO
.pop("_id", None)
116 vnfd_RO
.pop("_admin", None)
117 vnfd_RO
.pop("vnf-configuration", None)
118 vnfd_RO
.pop("monitoring-param", None)
119 vnfd_RO
.pop("scaling-group-descriptor", None)
121 vnfd_RO
["id"] = new_id
123 # parse cloud-init or cloud-init-file with the provided variables using Jinja2
124 for vdu
in get_iterable(vnfd_RO
, "vdu"):
125 cloud_init_file
= None
126 if vdu
.get("cloud-init-file"):
127 base_folder
= vnfd
["_admin"]["storage"]
128 cloud_init_file
= "{}/{}/cloud_init/{}".format(base_folder
["folder"], base_folder
["pkg-dir"],
129 vdu
["cloud-init-file"])
130 with self
.fs
.file_open(cloud_init_file
, "r") as ci_file
:
131 cloud_init_content
= ci_file
.read()
132 vdu
.pop("cloud-init-file", None)
133 elif vdu
.get("cloud-init"):
134 cloud_init_content
= vdu
["cloud-init"]
139 ast
= env
.parse(cloud_init_content
)
140 mandatory_vars
= meta
.find_undeclared_variables(ast
)
142 for var
in mandatory_vars
:
143 if not additionalParams
or var
not in additionalParams
.keys():
144 raise LcmException("Variable '{}' defined at vnfd[id={}]:vdu[id={}]:cloud-init/cloud-init-"
145 "file, must be provided in the instantiation parameters inside the "
146 "'additionalParamsForVnf' block".format(var
, vnfd
["id"], vdu
["id"]))
147 template
= Template(cloud_init_content
)
148 cloud_init_content
= template
.render(additionalParams
or {})
149 vdu
["cloud-init"] = cloud_init_content
152 except FsException
as e
:
153 raise LcmException("Error reading vnfd[id={}]:vdu[id={}]:cloud-init-file={}: {}".
154 format(vnfd
["id"], vdu
[id], cloud_init_file
, e
))
155 except (TemplateError
, TemplateNotFound
, TemplateSyntaxError
) as e
:
156 raise LcmException("Error parsing Jinja2 to cloud-init content at vnfd[id={}]:vdu[id={}]: {}".
157 format(vnfd
["id"], vdu
["id"], e
))
159 def n2vc_callback(self
, model_name
, application_name
, status
, message
, n2vc_info
, task
=None):
161 Callback both for charm status change and task completion
162 :param model_name: Charm model name
163 :param application_name: Charm application name
164 :param status: Can be
165 - blocked: The unit needs manual intervention
166 - maintenance: The unit is actively deploying/configuring
167 - waiting: The unit is waiting for another charm to be ready
168 - active: The unit is deployed, configured, and ready
169 - error: The charm has failed and needs attention.
170 - terminated: The charm has been destroyed
173 :param message: detailed message error
174 :param n2vc_info: dictionary with information shared with instantiate task. It contains:
177 lcmOperationType: currently "instantiate"
178 deployed: dictionary with {<application>: {operational-status: <status>, detailed-status: <text>}}
179 db_update: dictionary to be filled with the changes to be wrote to database with format key.key.key: value
180 n2vc_event: event used to notify instantiation task that some change has been produced
181 :param task: None for charm status change, or task for completion task callback
185 nsr_id
= n2vc_info
["nsr_id"]
186 deployed
= n2vc_info
["deployed"]
187 db_nsr_update
= n2vc_info
["db_update"]
188 nslcmop_id
= n2vc_info
["nslcmop_id"]
189 ns_operation
= n2vc_info
["lcmOperationType"]
190 n2vc_event
= n2vc_info
["n2vc_event"]
191 logging_text
= "Task ns={} {}={} [n2vc_callback] application={}".format(nsr_id
, ns_operation
, nslcmop_id
,
193 for vca_index
, vca_deployed
in enumerate(deployed
):
196 if model_name
== vca_deployed
["model"] and application_name
== vca_deployed
["application"]:
199 self
.logger
.error(logging_text
+ " Not present at nsr._admin.deployed.VCA")
203 self
.logger
.debug(logging_text
+ " task Cancelled")
204 vca_deployed
['operational-status'] = "error"
205 db_nsr_update
["_admin.deployed.VCA.{}.operational-status".format(vca_index
)] = "error"
206 vca_deployed
['detailed-status'] = "Task Cancelled"
207 db_nsr_update
["_admin.deployed.VCA.{}.detailed-status".format(vca_index
)] = "Task Cancelled"
210 exc
= task
.exception()
212 self
.logger
.error(logging_text
+ " task Exception={}".format(exc
))
213 vca_deployed
['operational-status'] = "error"
214 db_nsr_update
["_admin.deployed.VCA.{}.operational-status".format(vca_index
)] = "error"
215 vca_deployed
['detailed-status'] = str(exc
)
216 db_nsr_update
["_admin.deployed.VCA.{}.detailed-status".format(vca_index
)] = str(exc
)
218 self
.logger
.debug(logging_text
+ " task Done")
219 # task is Done, but callback is still ongoing. So ignore
222 self
.logger
.debug(logging_text
+ " Enter status={} message={}".format(status
, message
))
223 if vca_deployed
['operational-status'] == status
:
224 return # same status, ignore
225 vca_deployed
['operational-status'] = status
226 db_nsr_update
["_admin.deployed.VCA.{}.operational-status".format(vca_index
)] = status
227 vca_deployed
['detailed-status'] = str(message
)
228 db_nsr_update
["_admin.deployed.VCA.{}.detailed-status".format(vca_index
)] = str(message
)
230 self
.logger
.critical(logging_text
+ " Enter with bad parameters", exc_info
=True)
232 # wake up instantiate task
234 except Exception as e
:
235 self
.logger
.critical(logging_text
+ " Exception {}".format(e
), exc_info
=True)
237 def ns_params_2_RO(self
, ns_params
, nsd
, vnfd_dict
, n2vc_key_list
):
239 Creates a RO ns descriptor from OSM ns_instantiate params
240 :param ns_params: OSM instantiate params
241 :return: The RO ns descriptor
244 # TODO feature 1417: Check that no instantiation is set over PDU
245 # check if PDU forces a concrete vim-network-id and add it
246 # check if PDU contains a SDN-assist info (dpid, switch, port) and pass it to RO
248 def vim_account_2_RO(vim_account
):
249 if vim_account
in vim_2_RO
:
250 return vim_2_RO
[vim_account
]
252 db_vim
= self
.db
.get_one("vim_accounts", {"_id": vim_account
})
253 if db_vim
["_admin"]["operationalState"] != "ENABLED":
254 raise LcmException("VIM={} is not available. operationalState={}".format(
255 vim_account
, db_vim
["_admin"]["operationalState"]))
256 RO_vim_id
= db_vim
["_admin"]["deployed"]["RO"]
257 vim_2_RO
[vim_account
] = RO_vim_id
260 def ip_profile_2_RO(ip_profile
):
261 RO_ip_profile
= deepcopy((ip_profile
))
262 if "dns-server" in RO_ip_profile
:
263 if isinstance(RO_ip_profile
["dns-server"], list):
264 RO_ip_profile
["dns-address"] = []
265 for ds
in RO_ip_profile
.pop("dns-server"):
266 RO_ip_profile
["dns-address"].append(ds
['address'])
268 RO_ip_profile
["dns-address"] = RO_ip_profile
.pop("dns-server")
269 if RO_ip_profile
.get("ip-version") == "ipv4":
270 RO_ip_profile
["ip-version"] = "IPv4"
271 if RO_ip_profile
.get("ip-version") == "ipv6":
272 RO_ip_profile
["ip-version"] = "IPv6"
273 if "dhcp-params" in RO_ip_profile
:
274 RO_ip_profile
["dhcp"] = RO_ip_profile
.pop("dhcp-params")
280 # "name": ns_params["nsName"],
281 # "description": ns_params.get("nsDescription"),
282 "datacenter": vim_account_2_RO(ns_params
["vimAccountId"]),
283 # "scenario": ns_params["nsdId"],
286 for vnfd_ref
, vnfd
in vnfd_dict
.items():
287 vdu_needed_access
= []
289 if vnfd
.get("vnf-configuration"):
290 if vnfd
.get("mgmt-interface"):
291 if vnfd
["mgmt-interface"].get("vdu-id"):
292 vdu_needed_access
.append(vnfd
["mgmt-interface"]["vdu-id"])
293 elif vnfd
["mgmt-interface"].get("cp"):
294 mgmt_cp
= vnfd
["mgmt-interface"]["cp"]
296 for vdu
in vnfd
.get("vdu", ()):
297 if vdu
.get("vdu-configuration"):
298 vdu_needed_access
.append(vdu
["id"])
300 for vdu_interface
in vdu
.get("interface"):
301 if vdu_interface
.get("external-connection-point-ref") and \
302 vdu_interface
["external-connection-point-ref"] == mgmt_cp
:
303 vdu_needed_access
.append(vdu
["id"])
307 if vdu_needed_access
:
308 for vnf_member
in nsd
.get("constituent-vnfd"):
309 if vnf_member
["vnfd-id-ref"] != vnfd_ref
:
311 for vdu
in vdu_needed_access
:
312 populate_dict(RO_ns_params
,
313 ("vnfs", vnf_member
["member-vnf-index"], "vdus", vdu
, "mgmt_keys"),
316 if ns_params
.get("vduImage"):
317 RO_ns_params
["vduImage"] = ns_params
["vduImage"]
319 if ns_params
.get("ssh_keys"):
320 RO_ns_params
["cloud-config"] = {"key-pairs": ns_params
["ssh_keys"]}
321 for vnf_params
in get_iterable(ns_params
, "vnf"):
322 for constituent_vnfd
in nsd
["constituent-vnfd"]:
323 if constituent_vnfd
["member-vnf-index"] == vnf_params
["member-vnf-index"]:
324 vnf_descriptor
= vnfd_dict
[constituent_vnfd
["vnfd-id-ref"]]
327 raise LcmException("Invalid instantiate parameter vnf:member-vnf-index={} is not present at nsd:"
328 "constituent-vnfd".format(vnf_params
["member-vnf-index"]))
329 if vnf_params
.get("vimAccountId"):
330 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "datacenter"),
331 vim_account_2_RO(vnf_params
["vimAccountId"]))
333 for vdu_params
in get_iterable(vnf_params
, "vdu"):
334 # TODO feature 1417: check that this VDU exist and it is not a PDU
335 if vdu_params
.get("volume"):
336 for volume_params
in vdu_params
["volume"]:
337 if volume_params
.get("vim-volume-id"):
338 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
339 vdu_params
["id"], "devices", volume_params
["name"], "vim_id"),
340 volume_params
["vim-volume-id"])
341 if vdu_params
.get("interface"):
342 for interface_params
in vdu_params
["interface"]:
343 if interface_params
.get("ip-address"):
344 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
345 vdu_params
["id"], "interfaces", interface_params
["name"],
347 interface_params
["ip-address"])
348 if interface_params
.get("mac-address"):
349 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
350 vdu_params
["id"], "interfaces", interface_params
["name"],
352 interface_params
["mac-address"])
353 if interface_params
.get("floating-ip-required"):
354 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
355 vdu_params
["id"], "interfaces", interface_params
["name"],
357 interface_params
["floating-ip-required"])
359 for internal_vld_params
in get_iterable(vnf_params
, "internal-vld"):
360 if internal_vld_params
.get("vim-network-name"):
361 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
362 internal_vld_params
["name"], "vim-network-name"),
363 internal_vld_params
["vim-network-name"])
364 if internal_vld_params
.get("vim-network-id"):
365 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
366 internal_vld_params
["name"], "vim-network-id"),
367 internal_vld_params
["vim-network-id"])
368 if internal_vld_params
.get("ip-profile"):
369 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
370 internal_vld_params
["name"], "ip-profile"),
371 ip_profile_2_RO(internal_vld_params
["ip-profile"]))
373 for icp_params
in get_iterable(internal_vld_params
, "internal-connection-point"):
376 for vdu_descriptor
in vnf_descriptor
["vdu"]:
377 for vdu_interface
in vdu_descriptor
["interface"]:
378 if vdu_interface
.get("internal-connection-point-ref") == icp_params
["id-ref"]:
379 if icp_params
.get("ip-address"):
380 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
381 vdu_descriptor
["id"], "interfaces",
382 vdu_interface
["name"], "ip_address"),
383 icp_params
["ip-address"])
385 if icp_params
.get("mac-address"):
386 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
387 vdu_descriptor
["id"], "interfaces",
388 vdu_interface
["name"], "mac_address"),
389 icp_params
["mac-address"])
395 raise LcmException("Invalid instantiate parameter vnf:member-vnf-index[{}]:"
396 "internal-vld:id-ref={} is not present at vnfd:internal-"
397 "connection-point".format(vnf_params
["member-vnf-index"],
398 icp_params
["id-ref"]))
400 for vld_params
in get_iterable(ns_params
, "vld"):
401 if "ip-profile" in vld_params
:
402 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "ip-profile"),
403 ip_profile_2_RO(vld_params
["ip-profile"]))
404 if vld_params
.get("vim-network-name"):
406 if isinstance(vld_params
["vim-network-name"], dict):
407 for vim_account
, vim_net
in vld_params
["vim-network-name"].items():
408 RO_vld_sites
.append({
409 "netmap-use": vim_net
,
410 "datacenter": vim_account_2_RO(vim_account
)
412 else: # isinstance str
413 RO_vld_sites
.append({"netmap-use": vld_params
["vim-network-name"]})
415 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "sites"), RO_vld_sites
)
416 if vld_params
.get("vim-network-id"):
418 if isinstance(vld_params
["vim-network-id"], dict):
419 for vim_account
, vim_net
in vld_params
["vim-network-id"].items():
420 RO_vld_sites
.append({
421 "netmap-use": vim_net
,
422 "datacenter": vim_account_2_RO(vim_account
)
424 else: # isinstance str
425 RO_vld_sites
.append({"netmap-use": vld_params
["vim-network-id"]})
427 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "sites"), RO_vld_sites
)
428 if "vnfd-connection-point-ref" in vld_params
:
429 for cp_params
in vld_params
["vnfd-connection-point-ref"]:
431 for constituent_vnfd
in nsd
["constituent-vnfd"]:
432 if constituent_vnfd
["member-vnf-index"] == cp_params
["member-vnf-index-ref"]:
433 vnf_descriptor
= vnfd_dict
[constituent_vnfd
["vnfd-id-ref"]]
437 "Invalid instantiate parameter vld:vnfd-connection-point-ref:member-vnf-index-ref={} "
438 "is not present at nsd:constituent-vnfd".format(cp_params
["member-vnf-index-ref"]))
440 for vdu_descriptor
in vnf_descriptor
["vdu"]:
441 for interface_descriptor
in vdu_descriptor
["interface"]:
442 if interface_descriptor
.get("external-connection-point-ref") == \
443 cp_params
["vnfd-connection-point-ref"]:
450 "Invalid instantiate parameter vld:vnfd-connection-point-ref:member-vnf-index-ref={}:"
451 "vnfd-connection-point-ref={} is not present at vnfd={}".format(
452 cp_params
["member-vnf-index-ref"],
453 cp_params
["vnfd-connection-point-ref"],
454 vnf_descriptor
["id"]))
455 if cp_params
.get("ip-address"):
456 populate_dict(RO_ns_params
, ("vnfs", cp_params
["member-vnf-index-ref"], "vdus",
457 vdu_descriptor
["id"], "interfaces",
458 interface_descriptor
["name"], "ip_address"),
459 cp_params
["ip-address"])
460 if cp_params
.get("mac-address"):
461 populate_dict(RO_ns_params
, ("vnfs", cp_params
["member-vnf-index-ref"], "vdus",
462 vdu_descriptor
["id"], "interfaces",
463 interface_descriptor
["name"], "mac_address"),
464 cp_params
["mac-address"])
467 def scale_vnfr(self
, db_vnfr
, vdu_create
=None, vdu_delete
=None):
468 # make a copy to do not change
469 vdu_create
= copy(vdu_create
)
470 vdu_delete
= copy(vdu_delete
)
472 vdurs
= db_vnfr
.get("vdur")
475 vdu_index
= len(vdurs
)
478 vdur
= vdurs
[vdu_index
]
479 if vdur
.get("pdu-type"):
481 vdu_id_ref
= vdur
["vdu-id-ref"]
482 if vdu_create
and vdu_create
.get(vdu_id_ref
):
483 for index
in range(0, vdu_create
[vdu_id_ref
]):
484 vdur
= deepcopy(vdur
)
485 vdur
["_id"] = str(uuid4())
486 vdur
["count-index"] += 1
487 vdurs
.insert(vdu_index
+1+index
, vdur
)
488 del vdu_create
[vdu_id_ref
]
489 if vdu_delete
and vdu_delete
.get(vdu_id_ref
):
491 vdu_delete
[vdu_id_ref
] -= 1
492 if not vdu_delete
[vdu_id_ref
]:
493 del vdu_delete
[vdu_id_ref
]
494 # check all operations are done
495 if vdu_create
or vdu_delete
:
496 raise LcmException("Error scaling OUT VNFR for {}. There is not any existing vnfr. Scaled to 0?".format(
499 raise LcmException("Error scaling IN VNFR for {}. There is not any existing vnfr. Scaled to 0?".format(
502 vnfr_update
= {"vdur": vdurs
}
503 db_vnfr
["vdur"] = vdurs
504 self
.update_db_2("vnfrs", db_vnfr
["_id"], vnfr_update
)
506 def ns_update_nsr(self
, ns_update_nsr
, db_nsr
, nsr_desc_RO
):
508 Updates database nsr with the RO info for the created vld
509 :param ns_update_nsr: dictionary to be filled with the updated info
510 :param db_nsr: content of db_nsr. This is also modified
511 :param nsr_desc_RO: nsr descriptor from RO
512 :return: Nothing, LcmException is raised on errors
515 for vld_index
, vld
in enumerate(get_iterable(db_nsr
, "vld")):
516 for net_RO
in get_iterable(nsr_desc_RO
, "nets"):
517 if vld
["id"] != net_RO
.get("ns_net_osm_id"):
519 vld
["vim-id"] = net_RO
.get("vim_net_id")
520 vld
["name"] = net_RO
.get("vim_name")
521 vld
["status"] = net_RO
.get("status")
522 vld
["status-detailed"] = net_RO
.get("error_msg")
523 ns_update_nsr
["vld.{}".format(vld_index
)] = vld
526 raise LcmException("ns_update_nsr: Not found vld={} at RO info".format(vld
["id"]))
528 def ns_update_vnfr(self
, db_vnfrs
, nsr_desc_RO
):
530 Updates database vnfr with the RO info, e.g. ip_address, vim_id... Descriptor db_vnfrs is also updated
531 :param db_vnfrs: dictionary with member-vnf-index: vnfr-content
532 :param nsr_desc_RO: nsr descriptor from RO
533 :return: Nothing, LcmException is raised on errors
535 for vnf_index
, db_vnfr
in db_vnfrs
.items():
536 for vnf_RO
in nsr_desc_RO
["vnfs"]:
537 if vnf_RO
["member_vnf_index"] != vnf_index
:
540 if vnf_RO
.get("ip_address"):
541 db_vnfr
["ip-address"] = vnfr_update
["ip-address"] = vnf_RO
["ip_address"]
542 elif not db_vnfr
.get("ip-address"):
543 raise LcmExceptionNoMgmtIP("ns member_vnf_index '{}' has no IP address".format(vnf_index
))
545 for vdu_index
, vdur
in enumerate(get_iterable(db_vnfr
, "vdur")):
546 vdur_RO_count_index
= 0
547 if vdur
.get("pdu-type"):
549 for vdur_RO
in get_iterable(vnf_RO
, "vms"):
550 if vdur
["vdu-id-ref"] != vdur_RO
["vdu_osm_id"]:
552 if vdur
["count-index"] != vdur_RO_count_index
:
553 vdur_RO_count_index
+= 1
555 vdur
["vim-id"] = vdur_RO
.get("vim_vm_id")
556 vdur
["ip-address"] = vdur_RO
.get("ip_address")
557 vdur
["vdu-id-ref"] = vdur_RO
.get("vdu_osm_id")
558 vdur
["name"] = vdur_RO
.get("vim_name")
559 vdur
["status"] = vdur_RO
.get("status")
560 vdur
["status-detailed"] = vdur_RO
.get("error_msg")
561 for ifacer
in get_iterable(vdur
, "interfaces"):
562 for interface_RO
in get_iterable(vdur_RO
, "interfaces"):
563 if ifacer
["name"] == interface_RO
.get("internal_name"):
564 ifacer
["ip-address"] = interface_RO
.get("ip_address")
565 ifacer
["mac-address"] = interface_RO
.get("mac_address")
568 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vdur={} interface={} "
569 "at RO info".format(vnf_index
, vdur
["vdu-id-ref"], ifacer
["name"]))
570 vnfr_update
["vdur.{}".format(vdu_index
)] = vdur
573 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vdur={} count_index={} at "
574 "RO info".format(vnf_index
, vdur
["vdu-id-ref"], vdur
["count-index"]))
576 for vld_index
, vld
in enumerate(get_iterable(db_vnfr
, "vld")):
577 for net_RO
in get_iterable(nsr_desc_RO
, "nets"):
578 if vld
["id"] != net_RO
.get("vnf_net_osm_id"):
580 vld
["vim-id"] = net_RO
.get("vim_net_id")
581 vld
["name"] = net_RO
.get("vim_name")
582 vld
["status"] = net_RO
.get("status")
583 vld
["status-detailed"] = net_RO
.get("error_msg")
584 vnfr_update
["vld.{}".format(vld_index
)] = vld
587 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vld={} at RO info".format(
588 vnf_index
, vld
["id"]))
590 self
.update_db_2("vnfrs", db_vnfr
["_id"], vnfr_update
)
594 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} at RO info".format(vnf_index
))
596 async def instantiate(self
, nsr_id
, nslcmop_id
):
597 logging_text
= "Task ns={} instantiate={} ".format(nsr_id
, nslcmop_id
)
598 self
.logger
.debug(logging_text
+ "Enter")
599 # get all needed from database
600 start_deploy
= time()
603 db_nsr_update
= {"_admin.nslcmop": nslcmop_id
}
604 db_nslcmop_update
= {}
605 nslcmop_operation_state
= None
607 RO_descriptor_number
= 0 # number of descriptors created at RO
608 vnf_index_2_RO_id
= {} # map between vnfd/nsd id to the id used at RO
612 step
= "Getting nslcmop={} from db".format(nslcmop_id
)
613 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
614 step
= "Getting nsr={} from db".format(nsr_id
)
615 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
616 ns_params
= db_nslcmop
.get("operationParams")
618 nsr_name
= db_nsr
["name"] # TODO short-name??
620 # look if previous tasks in process
621 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("ns", nsr_id
, nslcmop_id
)
623 step
= db_nslcmop_update
["detailed-status"] = \
624 "Waiting for related tasks to be completed: {}".format(task_name
)
625 self
.logger
.debug(logging_text
+ step
)
626 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
627 _
, pending
= await asyncio
.wait(task_dependency
, timeout
=3600)
629 raise LcmException("Timeout waiting related tasks to be completed")
631 step
= "Getting vnfrs from db"
632 db_vnfrs_list
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
635 for vnfr
in db_vnfrs_list
:
636 db_vnfrs
[vnfr
["member-vnf-index-ref"]] = vnfr
637 vnfd_id
= vnfr
["vnfd-id"]
638 vnfd_ref
= vnfr
["vnfd-ref"]
639 if vnfd_id
not in db_vnfds
:
640 step
= "Getting vnfd={} id='{}' from db".format(vnfd_id
, vnfd_ref
)
641 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd_id
})
642 db_vnfds_ref
[vnfd_ref
] = vnfd
643 db_vnfds
[vnfd_id
] = vnfd
645 # Get or generates the _admin.deployed,VCA list
646 vca_deployed_list
= None
647 if db_nsr
["_admin"].get("deployed"):
648 vca_deployed_list
= db_nsr
["_admin"]["deployed"].get("VCA")
649 if vca_deployed_list
is None:
650 vca_deployed_list
= []
651 db_nsr_update
["_admin.deployed.VCA"] = vca_deployed_list
652 elif isinstance(vca_deployed_list
, dict):
653 # maintain backward compatibility. Change a dict to list at database
654 vca_deployed_list
= list(vca_deployed_list
.values())
655 db_nsr_update
["_admin.deployed.VCA"] = vca_deployed_list
657 db_nsr_update
["detailed-status"] = "creating"
658 db_nsr_update
["operational-status"] = "init"
660 RO
= ROclient
.ROClient(self
.loop
, **self
.ro_config
)
662 # set state to INSTANTIATED. When instantiated NBI will not delete directly
663 db_nsr_update
["_admin.nsState"] = "INSTANTIATED"
664 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
666 # get vnfds, instantiate at RO
667 for c_vnf
in nsd
.get("constituent-vnfd", ()):
668 member_vnf_index
= c_vnf
["member-vnf-index"]
669 vnfd_ref
= vnfd
["id"]
670 step
= db_nsr_update
["detailed-status"] = "Creating vnfd={} at RO".format(vnfd_ref
)
671 # self.logger.debug(logging_text + step)
672 vnfd_id_RO
= "{}.{}.{}".format(nsr_id
, RO_descriptor_number
, member_vnf_index
[:23])
673 vnf_index_2_RO_id
[member_vnf_index
] = vnfd_id_RO
674 RO_descriptor_number
+= 1
677 vnfd_list
= await RO
.get_list("vnfd", filter_by
={"osm_id": vnfd_id_RO
})
679 db_nsr_update
["_admin.deployed.RO.vnfd_id.{}".format(vnfd_id
)] = vnfd_list
[0]["uuid"]
680 self
.logger
.debug(logging_text
+ "vnfd={} exists at RO. Using RO_id={}".format(
681 vnfd_ref
, vnfd_list
[0]["uuid"]))
683 vnfd_RO
= self
.vnfd2RO(vnfd
, vnfd_id_RO
, db_vnfrs
[c_vnf
["member-vnf-index"]].
684 get("additionalParamsForVnf"), nsr_id
)
685 desc
= await RO
.create("vnfd", descriptor
=vnfd_RO
)
686 db_nsr_update
["_admin.deployed.RO.vnfd_id.{}".format(vnfd_id
)] = desc
["uuid"]
687 self
.logger
.debug(logging_text
+ "vnfd={} created at RO. RO_id={}".format(
688 vnfd_ref
, desc
["uuid"]))
689 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
693 step
= db_nsr_update
["detailed-status"] = "Creating nsd={} at RO".format(nsd_ref
)
694 # self.logger.debug(logging_text + step)
696 RO_osm_nsd_id
= "{}.{}.{}".format(nsr_id
, RO_descriptor_number
, nsd_ref
[:23])
697 RO_descriptor_number
+= 1
698 nsd_list
= await RO
.get_list("nsd", filter_by
={"osm_id": RO_osm_nsd_id
})
700 db_nsr_update
["_admin.deployed.RO.nsd_id"] = RO_nsd_uuid
= nsd_list
[0]["uuid"]
701 self
.logger
.debug(logging_text
+ "nsd={} exists at RO. Using RO_id={}".format(
702 nsd_ref
, RO_nsd_uuid
))
704 nsd_RO
= deepcopy(nsd
)
705 nsd_RO
["id"] = RO_osm_nsd_id
706 nsd_RO
.pop("_id", None)
707 nsd_RO
.pop("_admin", None)
708 for c_vnf
in nsd_RO
.get("constituent-vnfd", ()):
709 member_vnf_index
= c_vnf
["member-vnf-index"]
710 c_vnf
["vnfd-id-ref"] = vnf_index_2_RO_id
[member_vnf_index
]
711 for c_vld
in nsd_RO
.get("vld", ()):
712 for cp
in c_vld
.get("vnfd-connection-point-ref", ()):
713 member_vnf_index
= cp
["member-vnf-index-ref"]
714 cp
["vnfd-id-ref"] = vnf_index_2_RO_id
[member_vnf_index
]
716 desc
= await RO
.create("nsd", descriptor
=nsd_RO
)
717 db_nsr_update
["_admin.nsState"] = "INSTANTIATED"
718 db_nsr_update
["_admin.deployed.RO.nsd_id"] = RO_nsd_uuid
= desc
["uuid"]
719 self
.logger
.debug(logging_text
+ "nsd={} created at RO. RO_id={}".format(nsd_ref
, RO_nsd_uuid
))
720 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
723 # if present use it unless in error status
724 RO_nsr_id
= db_nsr
["_admin"].get("deployed", {}).get("RO", {}).get("nsr_id")
727 step
= db_nsr_update
["detailed-status"] = "Looking for existing ns at RO"
728 # self.logger.debug(logging_text + step + " RO_ns_id={}".format(RO_nsr_id))
729 desc
= await RO
.show("ns", RO_nsr_id
)
730 except ROclient
.ROClientException
as e
:
731 if e
.http_code
!= HTTPStatus
.NOT_FOUND
:
733 RO_nsr_id
= db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
735 ns_status
, ns_status_info
= RO
.check_ns_status(desc
)
736 db_nsr_update
["_admin.deployed.RO.nsr_status"] = ns_status
737 if ns_status
== "ERROR":
738 step
= db_nsr_update
["detailed-status"] = "Deleting ns at RO. RO_ns_id={}".format(RO_nsr_id
)
739 self
.logger
.debug(logging_text
+ step
)
740 await RO
.delete("ns", RO_nsr_id
)
741 RO_nsr_id
= db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
743 step
= db_nsr_update
["detailed-status"] = "Checking dependencies"
744 # self.logger.debug(logging_text + step)
746 # check if VIM is creating and wait look if previous tasks in process
747 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("vim_account", ns_params
["vimAccountId"])
749 step
= "Waiting for related tasks to be completed: {}".format(task_name
)
750 self
.logger
.debug(logging_text
+ step
)
751 await asyncio
.wait(task_dependency
, timeout
=3600)
752 if ns_params
.get("vnf"):
753 for vnf
in ns_params
["vnf"]:
754 if "vimAccountId" in vnf
:
755 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("vim_account",
758 step
= "Waiting for related tasks to be completed: {}".format(task_name
)
759 self
.logger
.debug(logging_text
+ step
)
760 await asyncio
.wait(task_dependency
, timeout
=3600)
762 step
= db_nsr_update
["detailed-status"] = "Checking instantiation parameters"
764 # feature 1429. Add n2vc public key to needed VMs
765 n2vc_key
= await self
.n2vc
.GetPublicKey()
766 RO_ns_params
= self
.ns_params_2_RO(ns_params
, nsd
, db_vnfds_ref
, [n2vc_key
])
768 step
= db_nsr_update
["detailed-status"] = "Creating ns at RO"
769 desc
= await RO
.create("ns", descriptor
=RO_ns_params
,
771 scenario
=RO_nsd_uuid
)
772 RO_nsr_id
= db_nsr_update
["_admin.deployed.RO.nsr_id"] = desc
["uuid"]
773 db_nsr_update
["_admin.nsState"] = "INSTANTIATED"
774 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "BUILD"
775 self
.logger
.debug(logging_text
+ "ns created at RO. RO_id={}".format(desc
["uuid"]))
776 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
778 # wait until NS is ready
779 step
= ns_status_detailed
= detailed_status
= "Waiting ns ready at RO. RO_id={}".format(RO_nsr_id
)
780 detailed_status_old
= None
781 self
.logger
.debug(logging_text
+ step
)
783 while time() <= start_deploy
+ self
.total_deploy_timeout
:
784 desc
= await RO
.show("ns", RO_nsr_id
)
785 ns_status
, ns_status_info
= RO
.check_ns_status(desc
)
786 db_nsr_update
["admin.deployed.RO.nsr_status"] = ns_status
787 if ns_status
== "ERROR":
788 raise ROclient
.ROClientException(ns_status_info
)
789 elif ns_status
== "BUILD":
790 detailed_status
= ns_status_detailed
+ "; {}".format(ns_status_info
)
791 elif ns_status
== "ACTIVE":
792 step
= detailed_status
= "Waiting for management IP address reported by the VIM. Updating VNFRs"
794 self
.ns_update_vnfr(db_vnfrs
, desc
)
796 except LcmExceptionNoMgmtIP
:
799 assert False, "ROclient.check_ns_status returns unknown {}".format(ns_status
)
800 if detailed_status
!= detailed_status_old
:
801 detailed_status_old
= db_nsr_update
["detailed-status"] = detailed_status
802 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
803 await asyncio
.sleep(5, loop
=self
.loop
)
804 else: # total_deploy_timeout
805 raise ROclient
.ROClientException("Timeout waiting ns to be ready")
807 step
= "Updating NSR"
808 self
.ns_update_nsr(db_nsr_update
, db_nsr
, desc
)
810 db_nsr
["detailed-status"] = "Configuring vnfr"
811 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
813 # The parameters we'll need to deploy a charm
814 number_to_configure
= 0
816 def deploy_charm(vnf_index
, vdu_id
, vdu_name
, vdu_count_index
, charm_params
, n2vc_info
):
817 """An inner function to deploy the charm from either vnf or vdu
818 vnf_index is mandatory. vdu_id can be None for a vnf configuration or the id for vdu configuration
820 if not charm_params
["rw_mgmt_ip"]:
821 raise LcmException("vnfd/vdu has not management ip address to configure it")
823 # if number_to_configure == 0:
824 # self.logger.debug("Logging into N2VC...")
825 # task = asyncio.ensure_future(self.n2vc.login())
826 # yield from asyncio.wait_for(task, 30.0)
827 # self.logger.debug("Logged into N2VC!")
829 # # await self.n2vc.login()
831 # Note: The charm needs to exist on disk at the location
832 # specified by charm_path.
833 base_folder
= vnfd
["_admin"]["storage"]
834 storage_params
= self
.fs
.get_params()
835 charm_path
= "{}{}/{}/charms/{}".format(
836 storage_params
["path"],
837 base_folder
["folder"],
838 base_folder
["pkg-dir"],
842 # ns_name will be ignored in the current version of N2VC
843 # but will be implemented for the next point release.
844 model_name
= "default" # TODO bug 585 nsr_id
846 vdu_id_text
= vdu_id
+ "-"
849 application_name
= self
.n2vc
.FormatApplicationName(nsr_name
, vnf_index
, vdu_id_text
)
851 vca_index
= len(vca_deployed_list
)
852 # trunk name and add two char index at the end to ensure that it is unique. It is assumed no more than
853 # 26*26 charm in the same NS
854 application_name
= application_name
[0:48]
855 application_name
+= chr(97 + vca_index
// 26) + chr(97 + vca_index
% 26)
857 "member-vnf-index": vnf_index
,
860 "application": application_name
,
861 "operational-status": "init",
862 "detailed-status": "",
864 "vdu_name": vdu_name
,
865 "vdu_count_index": vdu_count_index
,
867 vca_deployed_list
.append(vca_deployed_
)
868 db_nsr_update
["_admin.deployed.VCA.{}".format(vca_index
)] = vca_deployed_
869 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
871 self
.logger
.debug("Task create_ns={} Passing artifacts path '{}' for {}".format(nsr_id
, charm_path
,
874 n2vc_info
["nsr_id"] = nsr_id
875 n2vc_info
["nslcmop_id"] = nslcmop_id
876 n2vc_info
["n2vc_event"] = asyncio
.Event(loop
=self
.loop
)
877 n2vc_info
["lcmOperationType"] = "instantiate"
878 n2vc_info
["deployed"] = vca_deployed_list
879 n2vc_info
["db_update"] = db_nsr_update
880 task
= asyncio
.ensure_future(
881 self
.n2vc
.DeployCharms(
882 model_name
, # The network service name
883 application_name
, # The application name
884 vnfd
, # The vnf descriptor
885 charm_path
, # Path to charm
886 charm_params
, # Runtime params, like mgmt ip
887 {}, # for native charms only
888 self
.n2vc_callback
, # Callback for status changes
889 n2vc_info
, # Callback parameter
890 None, # Callback parameter (task)
893 task
.add_done_callback(functools
.partial(self
.n2vc_callback
, model_name
, application_name
, None, None,
895 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
, "create_charm:" + application_name
, task
)
897 step
= "Looking for needed vnfd to configure"
898 self
.logger
.debug(logging_text
+ step
)
900 for c_vnf
in get_iterable(nsd
, "constituent-vnfd"):
901 vnfd_id
= c_vnf
["vnfd-id-ref"]
902 vnf_index
= str(c_vnf
["member-vnf-index"])
903 vnfd
= db_vnfds_ref
[vnfd_id
]
905 # Get additional parameters
907 if db_vnfrs
[vnf_index
].get("additionalParamsForVnf"):
908 vnfr_params
= db_vnfrs
[vnf_index
]["additionalParamsForVnf"].copy()
909 for k
, v
in vnfr_params
.items():
910 if isinstance(v
, str) and v
.startswith("!!yaml "):
911 vnfr_params
[k
] = yaml
.safe_load(v
[7:])
913 # Check if this VNF has a charm configuration
914 vnf_config
= vnfd
.get("vnf-configuration")
915 if vnf_config
and vnf_config
.get("juju"):
916 proxy_charm
= vnf_config
["juju"]["charm"]
919 step
= "connecting to N2VC to configure vnf {}".format(vnf_index
)
920 vnfr_params
["rw_mgmt_ip"] = db_vnfrs
[vnf_index
]["ip-address"]
922 "user_values": vnfr_params
,
923 "rw_mgmt_ip": db_vnfrs
[vnf_index
]["ip-address"],
924 "initial-config-primitive": vnf_config
.get('initial-config-primitive') or {}
927 # Login to the VCA. If there are multiple calls to login(),
928 # subsequent calls will be a nop and return immediately.
929 await self
.n2vc
.login()
930 deploy_charm(vnf_index
, None, None, None, charm_params
, n2vc_info
)
931 number_to_configure
+= 1
933 # Deploy charms for each VDU that supports one.
934 for vdu_index
, vdu
in enumerate(get_iterable(vnfd
, 'vdu')):
935 vdu_config
= vdu
.get('vdu-configuration')
938 if vdu_config
and vdu_config
.get("juju"):
939 proxy_charm
= vdu_config
["juju"]["charm"]
942 step
= "connecting to N2VC to configure vdu {} from vnf {}".format(vdu
["id"], vnf_index
)
943 await self
.n2vc
.login()
944 vdur
= db_vnfrs
[vnf_index
]["vdur"][vdu_index
]
945 # TODO for the moment only first vdu_id contains a charm deployed
946 if vdur
["vdu-id-ref"] != vdu
["id"]:
947 raise LcmException("Mismatch vdur {}, vdu {} at index {} for vnf {}"
948 .format(vdur
["vdu-id-ref"], vdu
["id"], vdu_index
, vnf_index
))
949 vnfr_params
["rw_mgmt_ip"] = vdur
["ip-address"]
951 "user_values": vnfr_params
,
952 "rw_mgmt_ip": vdur
["ip-address"],
953 "initial-config-primitive": vdu_config
.get('initial-config-primitive') or {}
955 deploy_charm(vnf_index
, vdu
["id"], vdur
.get("name"), vdur
["count-index"],
956 charm_params
, n2vc_info
)
957 number_to_configure
+= 1
959 db_nsr_update
["operational-status"] = "running"
960 configuration_failed
= False
961 if number_to_configure
:
962 old_status
= "configuring: init: {}".format(number_to_configure
)
963 db_nsr_update
["config-status"] = old_status
964 db_nsr_update
["detailed-status"] = old_status
965 db_nslcmop_update
["detailed-status"] = old_status
967 # wait until all are configured.
968 while time() <= start_deploy
+ self
.total_deploy_timeout
:
970 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
971 if db_nslcmop_update
:
972 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
973 # TODO add a fake task that set n2vc_event after some time
974 await n2vc_info
["n2vc_event"].wait()
975 n2vc_info
["n2vc_event"].clear()
978 n2vc_error_text
= [] # contain text error list. If empty no one is in error status
980 for vca_deployed
in vca_deployed_list
:
981 vca_status
= vca_deployed
["operational-status"]
982 if vca_status
not in status_map
:
984 status_map
[vca_status
] = 0
985 status_map
[vca_status
] += 1
987 if vca_status
== "active":
988 vca_deployed
.pop("time_first_error", None)
989 vca_deployed
.pop("status_first_error", None)
993 if vca_status
in ("error", "blocked"):
994 vca_deployed
["detailed-status-error"] = vca_deployed
["detailed-status"]
995 # if not first time in this status error
996 if not vca_deployed
.get("time_first_error"):
997 vca_deployed
["time_first_error"] = now
999 if vca_deployed
.get("time_first_error") and \
1000 now
<= vca_deployed
["time_first_error"] + self
.timeout_vca_on_error
:
1001 n2vc_error_text
.append("member_vnf_index={} vdu_id={} {}: {}"
1002 .format(vca_deployed
["member-vnf-index"],
1003 vca_deployed
["vdu_id"], vca_status
,
1004 vca_deployed
["detailed-status-error"]))
1008 elif n2vc_error_text
:
1009 db_nsr_update
["config-status"] = "failed"
1010 error_text
= "fail configuring " + ";".join(n2vc_error_text
)
1011 db_nsr_update
["detailed-status"] = error_text
1012 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED_TEMP"
1013 db_nslcmop_update
["detailed-status"] = error_text
1014 db_nslcmop_update
["statusEnteredTime"] = time()
1015 configuration_failed
= True
1018 cs
= "configuring: "
1020 for status
, num
in status_map
.items():
1021 cs
+= separator
+ "{}: {}".format(status
, num
)
1023 if old_status
!= cs
:
1024 db_nsr_update
["config-status"] = cs
1025 db_nsr_update
["detailed-status"] = cs
1026 db_nslcmop_update
["detailed-status"] = cs
1028 else: # total_deploy_timeout
1029 raise LcmException("Timeout waiting ns to be configured")
1031 if not configuration_failed
:
1033 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "COMPLETED"
1034 db_nslcmop_update
["statusEnteredTime"] = time()
1035 db_nslcmop_update
["detailed-status"] = "done"
1036 db_nsr_update
["config-status"] = "configured"
1037 db_nsr_update
["detailed-status"] = "done"
1041 except (ROclient
.ROClientException
, DbException
, LcmException
) as e
:
1042 self
.logger
.error(logging_text
+ "Exit Exception while '{}': {}".format(step
, e
))
1044 except asyncio
.CancelledError
:
1045 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
1046 exc
= "Operation was cancelled"
1047 except Exception as e
:
1048 exc
= traceback
.format_exc()
1049 self
.logger
.critical(logging_text
+ "Exit Exception {} while '{}': {}".format(type(e
).__name
__, step
, e
),
1054 db_nsr_update
["detailed-status"] = "ERROR {}: {}".format(step
, exc
)
1055 db_nsr_update
["operational-status"] = "failed"
1057 db_nslcmop_update
["detailed-status"] = "FAILED {}: {}".format(step
, exc
)
1058 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
1059 db_nslcmop_update
["statusEnteredTime"] = time()
1062 db_nsr_update
["_admin.nslcmop"] = None
1063 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1064 if db_nslcmop_update
:
1065 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1066 except DbException
as e
:
1067 self
.logger
.error(logging_text
+ "Cannot update database: {}".format(e
))
1068 if nslcmop_operation_state
:
1070 await self
.msg
.aiowrite("ns", "instantiated", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
1071 "operationState": nslcmop_operation_state
},
1073 except Exception as e
:
1074 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
1076 self
.logger
.debug(logging_text
+ "Exit")
1077 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_instantiate")
1079 async def _destroy_charm(self
, model
, application
):
1081 Order N2VC destroy a charm
1084 :return: True if charm does not exist. False if it exist
1086 if not await self
.n2vc
.HasApplication(model
, application
):
1087 return True # Already removed
1088 await self
.n2vc
.RemoveCharms(model
, application
)
1091 async def _wait_charm_destroyed(self
, model
, application
, timeout
):
1093 Wait until charm does not exist
1097 :return: True if not exist, False if timeout
1100 if not await self
.n2vc
.HasApplication(model
, application
):
1104 await asyncio
.sleep(10)
1107 async def terminate(self
, nsr_id
, nslcmop_id
):
1108 logging_text
= "Task ns={} terminate={} ".format(nsr_id
, nslcmop_id
)
1109 self
.logger
.debug(logging_text
+ "Enter")
1113 failed_detail
= [] # annotates all failed error messages
1114 vca_time_destroy
= None # time of where destroy charm order
1115 db_nsr_update
= {"_admin.nslcmop": nslcmop_id
}
1116 db_nslcmop_update
= {}
1117 nslcmop_operation_state
= None
1119 step
= "Getting nslcmop={} from db".format(nslcmop_id
)
1120 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
1121 step
= "Getting nsr={} from db".format(nsr_id
)
1122 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1123 # nsd = db_nsr["nsd"]
1124 nsr_deployed
= deepcopy(db_nsr
["_admin"].get("deployed"))
1125 if db_nsr
["_admin"]["nsState"] == "NOT_INSTANTIATED":
1127 # #TODO check if VIM is creating and wait
1128 # RO_vim_id = db_vim["_admin"]["deployed"]["RO"]
1130 db_nsr_update
["operational-status"] = "terminating"
1131 db_nsr_update
["config-status"] = "terminating"
1133 if nsr_deployed
and nsr_deployed
.get("VCA"):
1135 step
= "Scheduling configuration charms removing"
1136 db_nsr_update
["detailed-status"] = "Deleting charms"
1137 self
.logger
.debug(logging_text
+ step
)
1138 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1139 # for backward compatibility
1140 if isinstance(nsr_deployed
["VCA"], dict):
1141 nsr_deployed
["VCA"] = list(nsr_deployed
["VCA"].values())
1142 db_nsr_update
["_admin.deployed.VCA"] = nsr_deployed
["VCA"]
1143 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1145 for vca_index
, vca_deployed
in enumerate(nsr_deployed
["VCA"]):
1147 if await self
._destroy
_charm
(vca_deployed
['model'], vca_deployed
["application"]):
1148 vca_deployed
.clear()
1149 db_nsr
["_admin.deployed.VCA.{}".format(vca_index
)] = None
1151 vca_time_destroy
= time()
1152 except Exception as e
:
1153 self
.logger
.debug(logging_text
+ "Failed while deleting charms: {}".format(e
))
1157 RO
= ROclient
.ROClient(self
.loop
, **self
.ro_config
)
1160 RO_nsr_id
= RO_delete_action
= None
1161 if nsr_deployed
and nsr_deployed
.get("RO"):
1162 RO_nsr_id
= nsr_deployed
["RO"].get("nsr_id")
1163 RO_delete_action
= nsr_deployed
["RO"].get("nsr_delete_action_id")
1166 step
= db_nsr_update
["detailed-status"] = db_nslcmop_update
["detailed-status"] = "Deleting ns at RO"
1167 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1168 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1169 self
.logger
.debug(logging_text
+ step
)
1170 desc
= await RO
.delete("ns", RO_nsr_id
)
1171 RO_delete_action
= desc
["action_id"]
1172 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = RO_delete_action
1173 db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
1174 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
1175 if RO_delete_action
:
1176 # wait until NS is deleted from VIM
1177 step
= detailed_status
= "Waiting ns deleted from VIM. RO_id={} RO_delete_action={}".\
1178 format(RO_nsr_id
, RO_delete_action
)
1179 detailed_status_old
= None
1180 self
.logger
.debug(logging_text
+ step
)
1182 delete_timeout
= 20 * 60 # 20 minutes
1183 while delete_timeout
> 0:
1184 desc
= await RO
.show("ns", item_id_name
=RO_nsr_id
, extra_item
="action",
1185 extra_item_id
=RO_delete_action
)
1186 ns_status
, ns_status_info
= RO
.check_action_status(desc
)
1187 if ns_status
== "ERROR":
1188 raise ROclient
.ROClientException(ns_status_info
)
1189 elif ns_status
== "BUILD":
1190 detailed_status
= step
+ "; {}".format(ns_status_info
)
1191 elif ns_status
== "ACTIVE":
1192 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = None
1193 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
1196 assert False, "ROclient.check_action_status returns unknown {}".format(ns_status
)
1197 if detailed_status
!= detailed_status_old
:
1198 detailed_status_old
= db_nslcmop_update
["detailed-status"] = \
1199 db_nsr_update
["detailed-status"] = detailed_status
1200 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1201 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1202 await asyncio
.sleep(5, loop
=self
.loop
)
1204 else: # delete_timeout <= 0:
1205 raise ROclient
.ROClientException("Timeout waiting ns deleted from VIM")
1207 except ROclient
.ROClientException
as e
:
1208 if e
.http_code
== 404: # not found
1209 db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
1210 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
1211 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = None
1212 self
.logger
.debug(logging_text
+ "RO_ns_id={} already deleted".format(RO_nsr_id
))
1213 elif e
.http_code
== 409: # conflict
1214 failed_detail
.append("RO_ns_id={} delete conflict: {}".format(RO_nsr_id
, e
))
1215 self
.logger
.debug(logging_text
+ failed_detail
[-1])
1218 failed_detail
.append("RO_ns_id={} delete error: {}".format(RO_nsr_id
, e
))
1219 self
.logger
.error(logging_text
+ failed_detail
[-1])
1223 if not RO_fail
and nsr_deployed
and nsr_deployed
.get("RO") and nsr_deployed
["RO"].get("nsd_id"):
1224 RO_nsd_id
= nsr_deployed
["RO"]["nsd_id"]
1226 step
= db_nsr_update
["detailed-status"] = db_nslcmop_update
["detailed-status"] =\
1227 "Deleting nsd at RO"
1228 await RO
.delete("nsd", RO_nsd_id
)
1229 self
.logger
.debug(logging_text
+ "RO_nsd_id={} deleted".format(RO_nsd_id
))
1230 db_nsr_update
["_admin.deployed.RO.nsd_id"] = None
1231 except ROclient
.ROClientException
as e
:
1232 if e
.http_code
== 404: # not found
1233 db_nsr_update
["_admin.deployed.RO.nsd_id"] = None
1234 self
.logger
.debug(logging_text
+ "RO_nsd_id={} already deleted".format(RO_nsd_id
))
1235 elif e
.http_code
== 409: # conflict
1236 failed_detail
.append("RO_nsd_id={} delete conflict: {}".format(RO_nsd_id
, e
))
1237 self
.logger
.debug(logging_text
+ failed_detail
[-1])
1240 failed_detail
.append("RO_nsd_id={} delete error: {}".format(RO_nsd_id
, e
))
1241 self
.logger
.error(logging_text
+ failed_detail
[-1])
1244 if not RO_fail
and nsr_deployed
and nsr_deployed
.get("RO") and nsr_deployed
["RO"].get("vnfd_id"):
1245 for vnf_id
, RO_vnfd_id
in nsr_deployed
["RO"]["vnfd_id"].items():
1249 step
= db_nsr_update
["detailed-status"] = db_nslcmop_update
["detailed-status"] =\
1250 "Deleting vnfd={} at RO".format(vnf_id
)
1251 await RO
.delete("vnfd", RO_vnfd_id
)
1252 self
.logger
.debug(logging_text
+ "RO_vnfd_id={} deleted".format(RO_vnfd_id
))
1253 db_nsr_update
["_admin.deployed.RO.vnfd_id.{}".format(vnf_id
)] = None
1254 except ROclient
.ROClientException
as e
:
1255 if e
.http_code
== 404: # not found
1256 db_nsr_update
["_admin.deployed.RO.vnfd_id.{}".format(vnf_id
)] = None
1257 self
.logger
.debug(logging_text
+ "RO_vnfd_id={} already deleted ".format(RO_vnfd_id
))
1258 elif e
.http_code
== 409: # conflict
1259 failed_detail
.append("RO_vnfd_id={} delete conflict: {}".format(RO_vnfd_id
, e
))
1260 self
.logger
.debug(logging_text
+ failed_detail
[-1])
1262 failed_detail
.append("RO_vnfd_id={} delete error: {}".format(RO_vnfd_id
, e
))
1263 self
.logger
.error(logging_text
+ failed_detail
[-1])
1265 # wait until charm deleted
1266 if vca_time_destroy
:
1267 db_nsr_update
["detailed-status"] = db_nslcmop_update
["detailed-status"] = step
= \
1268 "Waiting for deletion of configuration charms"
1269 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1270 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1271 for vca_index
, vca_deployed
in enumerate(nsr_deployed
["VCA"]):
1272 if not vca_deployed
:
1274 step
= "Waiting for deletion of charm application_name={}".format(vca_deployed
["application"])
1275 timeout
= self
.timeout_charm_delete
- int(time() - vca_time_destroy
)
1276 if not await self
._wait
_charm
_destroyed
(vca_deployed
['model'], vca_deployed
["application"],
1278 failed_detail
.append("VCA[application_name={}] Deletion timeout".format(
1279 vca_deployed
["application"]))
1281 db_nsr
["_admin.deployed.VCA.{}".format(vca_index
)] = None
1284 self
.logger
.error(logging_text
+ " ;".join(failed_detail
))
1285 db_nsr_update
["operational-status"] = "failed"
1286 db_nsr_update
["detailed-status"] = "Deletion errors " + "; ".join(failed_detail
)
1287 db_nslcmop_update
["detailed-status"] = "; ".join(failed_detail
)
1288 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
1289 db_nslcmop_update
["statusEnteredTime"] = time()
1290 elif db_nslcmop
["operationParams"].get("autoremove"):
1291 self
.db
.del_one("nsrs", {"_id": nsr_id
})
1293 db_nsr_update
.clear()
1294 self
.db
.del_list("nslcmops", {"nsInstanceId": nsr_id
})
1296 nslcmop_operation_state
= "COMPLETED"
1297 db_nslcmop_update
.clear()
1298 self
.db
.del_list("vnfrs", {"nsr-id-ref": nsr_id
})
1299 self
.db
.set_list("pdus", {"_admin.usage.nsr_id": nsr_id
},
1300 {"_admin.usageState": "NOT_IN_USE", "_admin.usage": None})
1301 self
.logger
.debug(logging_text
+ "Delete from database")
1303 db_nsr_update
["operational-status"] = "terminated"
1304 db_nsr_update
["detailed-status"] = "Done"
1305 db_nsr_update
["_admin.nsState"] = "NOT_INSTANTIATED"
1306 db_nslcmop_update
["detailed-status"] = "Done"
1307 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "COMPLETED"
1308 db_nslcmop_update
["statusEnteredTime"] = time()
1310 except (ROclient
.ROClientException
, DbException
) as e
:
1311 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
1313 except asyncio
.CancelledError
:
1314 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
1315 exc
= "Operation was cancelled"
1316 except Exception as e
:
1317 exc
= traceback
.format_exc()
1318 self
.logger
.critical(logging_text
+ "Exit Exception {}".format(e
), exc_info
=True)
1320 if exc
and db_nslcmop
:
1321 db_nslcmop_update
["detailed-status"] = "FAILED {}: {}".format(step
, exc
)
1322 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
1323 db_nslcmop_update
["statusEnteredTime"] = time()
1325 if db_nslcmop
and db_nslcmop_update
:
1326 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1328 db_nsr_update
["_admin.nslcmop"] = None
1329 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1330 except DbException
as e
:
1331 self
.logger
.error(logging_text
+ "Cannot update database: {}".format(e
))
1332 if nslcmop_operation_state
:
1334 await self
.msg
.aiowrite("ns", "terminated", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
1335 "operationState": nslcmop_operation_state
},
1337 except Exception as e
:
1338 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
1339 self
.logger
.debug(logging_text
+ "Exit")
1340 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_terminate")
1342 async def _ns_execute_primitive(self
, db_deployed
, nsr_name
, member_vnf_index
, vdu_id
, vdu_name
, vdu_count_index
,
1343 primitive
, primitive_params
):
1345 for vca_deployed
in db_deployed
["VCA"]:
1346 if not vca_deployed
:
1348 if member_vnf_index
!= vca_deployed
["member-vnf-index"] or vdu_id
!= vca_deployed
["vdu_id"]:
1350 if vdu_name
and vdu_name
!= vca_deployed
["vdu_name"]:
1352 if vdu_count_index
and vdu_count_index
!= vca_deployed
["vdu_count_index"]:
1356 raise LcmException("charm for member_vnf_index={} vdu_id={} vdu_name={} vdu_count_index={} is not deployed"
1357 .format(member_vnf_index
, vdu_id
, vdu_name
, vdu_count_index
))
1358 model_name
= vca_deployed
.get("model")
1359 application_name
= vca_deployed
.get("application")
1360 if not model_name
or not application_name
:
1361 raise LcmException("charm for member_vnf_index={} vdu_id={} vdu_name={} vdu_count_index={} has not model "
1362 "or application name" .format(member_vnf_index
, vdu_id
, vdu_name
, vdu_count_index
))
1363 if vca_deployed
["operational-status"] != "active":
1364 raise LcmException("charm for member_vnf_index={} vdu_id={} operational_status={} not 'active'".format(
1365 member_vnf_index
, vdu_id
, vca_deployed
["operational-status"]))
1366 callback
= None # self.n2vc_callback
1367 callback_args
= () # [db_nsr, db_nslcmop, member_vnf_index, None]
1368 await self
.n2vc
.login()
1369 task
= asyncio
.ensure_future(
1370 self
.n2vc
.ExecutePrimitive(
1373 primitive
, callback
,
1378 # task.add_done_callback(functools.partial(self.n2vc_callback, model_name, application_name, None,
1379 # db_nsr, db_nslcmop, member_vnf_index))
1380 # self.lcm_tasks.register("ns", nsr_id, nslcmop_id, "action:" + primitive, task)
1381 # wait until completed with timeout
1382 await asyncio
.wait((task
,), timeout
=600)
1384 result
= "FAILED" # by default
1386 if task
.cancelled():
1387 result_detail
= "Task has been cancelled"
1389 exc
= task
.exception()
1391 result_detail
= str(exc
)
1393 # TODO revise with Adam if action is finished and ok when task is done or callback is needed
1394 result
= "COMPLETED"
1395 result_detail
= "Done"
1397 # TODO Should it be cancelled?!!
1399 result_detail
= "timeout"
1400 return result
, result_detail
1402 async def action(self
, nsr_id
, nslcmop_id
):
1403 logging_text
= "Task ns={} action={} ".format(nsr_id
, nslcmop_id
)
1404 self
.logger
.debug(logging_text
+ "Enter")
1405 # get all needed from database
1408 db_nsr_update
= {"_admin.nslcmop": nslcmop_id
}
1409 db_nslcmop_update
= {}
1410 nslcmop_operation_state
= None
1413 step
= "Getting information from database"
1414 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
1415 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1416 nsr_deployed
= db_nsr
["_admin"].get("deployed")
1417 nsr_name
= db_nsr
["name"]
1418 vnf_index
= db_nslcmop
["operationParams"]["member_vnf_index"]
1419 vdu_id
= db_nslcmop
["operationParams"].get("vdu_id")
1420 vdu_count_index
= db_nslcmop
["operationParams"].get("vdu_count_index")
1421 vdu_name
= db_nslcmop
["operationParams"].get("vdu_name")
1423 # look if previous tasks in process
1424 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("ns", nsr_id
, nslcmop_id
)
1426 step
= db_nslcmop_update
["detailed-status"] = \
1427 "Waiting for related tasks to be completed: {}".format(task_name
)
1428 self
.logger
.debug(logging_text
+ step
)
1429 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1430 _
, pending
= await asyncio
.wait(task_dependency
, timeout
=3600)
1432 raise LcmException("Timeout waiting related tasks to be completed")
1434 # for backward compatibility
1435 if nsr_deployed
and isinstance(nsr_deployed
.get("VCA"), dict):
1436 nsr_deployed
["VCA"] = list(nsr_deployed
["VCA"].values())
1437 db_nsr_update
["_admin.deployed.VCA"] = nsr_deployed
["VCA"]
1438 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1440 # TODO check if ns is in a proper status
1441 primitive
= db_nslcmop
["operationParams"]["primitive"]
1442 primitive_params
= db_nslcmop
["operationParams"]["primitive_params"]
1443 result
, result_detail
= await self
._ns
_execute
_primitive
(nsr_deployed
, nsr_name
, vnf_index
, vdu_id
,
1444 vdu_name
, vdu_count_index
, primitive
,
1446 db_nslcmop_update
["detailed-status"] = result_detail
1447 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= result
1448 db_nslcmop_update
["statusEnteredTime"] = time()
1449 self
.logger
.debug(logging_text
+ " task Done with result {} {}".format(result
, result_detail
))
1450 return # database update is called inside finally
1452 except (DbException
, LcmException
) as e
:
1453 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
1455 except asyncio
.CancelledError
:
1456 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
1457 exc
= "Operation was cancelled"
1458 except Exception as e
:
1459 exc
= traceback
.format_exc()
1460 self
.logger
.critical(logging_text
+ "Exit Exception {} {}".format(type(e
).__name
__, e
), exc_info
=True)
1462 if exc
and db_nslcmop
:
1463 db_nslcmop_update
["detailed-status"] = "FAILED {}: {}".format(step
, exc
)
1464 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
1465 db_nslcmop_update
["statusEnteredTime"] = time()
1467 if db_nslcmop_update
:
1468 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1470 db_nsr_update
["_admin.nslcmop"] = None
1471 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1472 except DbException
as e
:
1473 self
.logger
.error(logging_text
+ "Cannot update database: {}".format(e
))
1474 self
.logger
.debug(logging_text
+ "Exit")
1475 if nslcmop_operation_state
:
1477 await self
.msg
.aiowrite("ns", "actioned", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
1478 "operationState": nslcmop_operation_state
},
1480 except Exception as e
:
1481 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
1482 self
.logger
.debug(logging_text
+ "Exit")
1483 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_action")
1485 async def scale(self
, nsr_id
, nslcmop_id
):
1486 logging_text
= "Task ns={} scale={} ".format(nsr_id
, nslcmop_id
)
1487 self
.logger
.debug(logging_text
+ "Enter")
1488 # get all needed from database
1491 db_nslcmop_update
= {}
1492 nslcmop_operation_state
= None
1493 db_nsr_update
= {"_admin.nslcmop": nslcmop_id
}
1495 # in case of error, indicates what part of scale was failed to put nsr at error status
1496 scale_process
= None
1497 old_operational_status
= ""
1498 old_config_status
= ""
1501 step
= "Getting nslcmop from database"
1502 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
1503 step
= "Getting nsr from database"
1504 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1505 nsr_name
= db_nsr
["name"]
1506 old_operational_status
= db_nsr
["operational-status"]
1507 old_config_status
= db_nsr
["config-status"]
1509 # look if previous tasks in process
1510 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("ns", nsr_id
, nslcmop_id
)
1512 step
= db_nslcmop_update
["detailed-status"] = \
1513 "Waiting for related tasks to be completed: {}".format(task_name
)
1514 self
.logger
.debug(logging_text
+ step
)
1515 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1516 _
, pending
= await asyncio
.wait(task_dependency
, timeout
=3600)
1518 raise LcmException("Timeout waiting related tasks to be completed")
1520 step
= "Parsing scaling parameters"
1521 db_nsr_update
["operational-status"] = "scaling"
1522 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1523 nsr_deployed
= db_nsr
["_admin"].get("deployed")
1524 RO_nsr_id
= nsr_deployed
["RO"]["nsr_id"]
1525 vnf_index
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleByStepData"]["member-vnf-index"]
1526 scaling_group
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"]
1527 scaling_type
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleVnfType"]
1528 # scaling_policy = db_nslcmop["operationParams"]["scaleVnfData"]["scaleByStepData"].get("scaling-policy")
1530 # for backward compatibility
1531 if nsr_deployed
and isinstance(nsr_deployed
.get("VCA"), dict):
1532 nsr_deployed
["VCA"] = list(nsr_deployed
["VCA"].values())
1533 db_nsr_update
["_admin.deployed.VCA"] = nsr_deployed
["VCA"]
1534 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1536 step
= "Getting vnfr from database"
1537 db_vnfr
= self
.db
.get_one("vnfrs", {"member-vnf-index-ref": vnf_index
, "nsr-id-ref": nsr_id
})
1538 step
= "Getting vnfd from database"
1539 db_vnfd
= self
.db
.get_one("vnfds", {"_id": db_vnfr
["vnfd-id"]})
1540 step
= "Getting scaling-group-descriptor"
1541 for scaling_descriptor
in db_vnfd
["scaling-group-descriptor"]:
1542 if scaling_descriptor
["name"] == scaling_group
:
1545 raise LcmException("input parameter 'scaleByStepData':'scaling-group-descriptor':'{}' is not present "
1546 "at vnfd:scaling-group-descriptor".format(scaling_group
))
1548 # for scaling_policy_descriptor in scaling_descriptor.get("scaling-policy", ()):
1549 # cooldown_time = scaling_policy_descriptor.get("cooldown-time", 0)
1550 # if scaling_policy and scaling_policy == scaling_policy_descriptor.get("name"):
1553 # TODO check if ns is in a proper status
1554 step
= "Sending scale order to RO"
1556 if not db_nsr
["_admin"].get("scaling-group"):
1557 self
.update_db_2("nsrs", nsr_id
, {"_admin.scaling-group": [{"name": scaling_group
, "nb-scale-op": 0}]})
1558 admin_scale_index
= 0
1560 for admin_scale_index
, admin_scale_info
in enumerate(db_nsr
["_admin"]["scaling-group"]):
1561 if admin_scale_info
["name"] == scaling_group
:
1562 nb_scale_op
= admin_scale_info
.get("nb-scale-op", 0)
1564 else: # not found, set index one plus last element and add new entry with the name
1565 admin_scale_index
+= 1
1566 db_nsr_update
["_admin.scaling-group.{}.name".format(admin_scale_index
)] = scaling_group
1567 RO_scaling_info
= []
1568 vdu_scaling_info
= {"scaling_group_name": scaling_group
, "vdu": []}
1569 if scaling_type
== "SCALE_OUT":
1570 # count if max-instance-count is reached
1571 if "max-instance-count" in scaling_descriptor
and scaling_descriptor
["max-instance-count"] is not None:
1572 max_instance_count
= int(scaling_descriptor
["max-instance-count"])
1573 if nb_scale_op
>= max_instance_count
:
1574 raise LcmException("reached the limit of {} (max-instance-count) scaling-out operations for the"
1575 " scaling-group-descriptor '{}'".format(nb_scale_op
, scaling_group
))
1576 nb_scale_op
= nb_scale_op
+ 1
1577 vdu_scaling_info
["scaling_direction"] = "OUT"
1578 vdu_scaling_info
["vdu-create"] = {}
1579 for vdu_scale_info
in scaling_descriptor
["vdu"]:
1580 RO_scaling_info
.append({"osm_vdu_id": vdu_scale_info
["vdu-id-ref"], "member-vnf-index": vnf_index
,
1581 "type": "create", "count": vdu_scale_info
.get("count", 1)})
1582 vdu_scaling_info
["vdu-create"][vdu_scale_info
["vdu-id-ref"]] = vdu_scale_info
.get("count", 1)
1583 elif scaling_type
== "SCALE_IN":
1584 # count if min-instance-count is reached
1585 min_instance_count
= 0
1586 if "min-instance-count" in scaling_descriptor
and scaling_descriptor
["min-instance-count"] is not None:
1587 min_instance_count
= int(scaling_descriptor
["min-instance-count"])
1588 if nb_scale_op
<= min_instance_count
:
1589 raise LcmException("reached the limit of {} (min-instance-count) scaling-in operations for the "
1590 "scaling-group-descriptor '{}'".format(nb_scale_op
, scaling_group
))
1591 nb_scale_op
= nb_scale_op
- 1
1592 vdu_scaling_info
["scaling_direction"] = "IN"
1593 vdu_scaling_info
["vdu-delete"] = {}
1594 for vdu_scale_info
in scaling_descriptor
["vdu"]:
1595 RO_scaling_info
.append({"osm_vdu_id": vdu_scale_info
["vdu-id-ref"], "member-vnf-index": vnf_index
,
1596 "type": "delete", "count": vdu_scale_info
.get("count", 1)})
1597 vdu_scaling_info
["vdu-delete"][vdu_scale_info
["vdu-id-ref"]] = vdu_scale_info
.get("count", 1)
1599 # update VDU_SCALING_INFO with the VDUs to delete ip_addresses
1600 vdu_create
= vdu_scaling_info
.get("vdu-create")
1601 vdu_delete
= copy(vdu_scaling_info
.get("vdu-delete"))
1602 if vdu_scaling_info
["scaling_direction"] == "IN":
1603 for vdur
in reversed(db_vnfr
["vdur"]):
1604 if vdu_delete
.get(vdur
["vdu-id-ref"]):
1605 vdu_delete
[vdur
["vdu-id-ref"]] -= 1
1606 vdu_scaling_info
["vdu"].append({
1607 "name": vdur
["name"],
1608 "vdu_id": vdur
["vdu-id-ref"],
1611 for interface
in vdur
["interfaces"]:
1612 vdu_scaling_info
["vdu"][-1]["interface"].append({
1613 "name": interface
["name"],
1614 "ip_address": interface
["ip-address"],
1615 "mac_address": interface
.get("mac-address"),
1617 vdu_delete
= vdu_scaling_info
.pop("vdu-delete")
1619 # execute primitive service PRE-SCALING
1620 step
= "Executing pre-scale vnf-config-primitive"
1621 if scaling_descriptor
.get("scaling-config-action"):
1622 for scaling_config_action
in scaling_descriptor
["scaling-config-action"]:
1623 if scaling_config_action
.get("trigger") and scaling_config_action
["trigger"] == "pre-scale-in" \
1624 and scaling_type
== "SCALE_IN":
1625 vnf_config_primitive
= scaling_config_action
["vnf-config-primitive-name-ref"]
1626 step
= db_nslcmop_update
["detailed-status"] = \
1627 "executing pre-scale scaling-config-action '{}'".format(vnf_config_primitive
)
1628 # look for primitive
1629 primitive_params
= {}
1630 for config_primitive
in db_vnfd
.get("vnf-configuration", {}).get("config-primitive", ()):
1631 if config_primitive
["name"] == vnf_config_primitive
:
1632 for parameter
in config_primitive
.get("parameter", ()):
1633 if 'default-value' in parameter
and \
1634 parameter
['default-value'] == "<VDU_SCALE_INFO>":
1635 primitive_params
[parameter
["name"]] = yaml
.safe_dump(vdu_scaling_info
,
1636 default_flow_style
=True,
1641 "Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:scaling-config-action"
1642 "[vnf-config-primitive-name-ref='{}'] does not match any vnf-cnfiguration:config-"
1643 "primitive".format(scaling_group
, config_primitive
))
1644 scale_process
= "VCA"
1645 db_nsr_update
["config-status"] = "configuring pre-scaling"
1646 result
, result_detail
= await self
._ns
_execute
_primitive
(nsr_deployed
, nsr_name
, vnf_index
,
1647 None, None, None, vnf_config_primitive
,
1649 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Done with result {} {}".format(
1650 vnf_config_primitive
, result
, result_detail
))
1651 if result
== "FAILED":
1652 raise LcmException(result_detail
)
1653 db_nsr_update
["config-status"] = old_config_status
1654 scale_process
= None
1657 scale_process
= "RO"
1658 RO
= ROclient
.ROClient(self
.loop
, **self
.ro_config
)
1659 RO_desc
= await RO
.create_action("ns", RO_nsr_id
, {"vdu-scaling": RO_scaling_info
})
1660 db_nsr_update
["_admin.scaling-group.{}.nb-scale-op".format(admin_scale_index
)] = nb_scale_op
1661 db_nsr_update
["_admin.scaling-group.{}.time".format(admin_scale_index
)] = time()
1663 RO_nslcmop_id
= RO_desc
["instance_action_id"]
1664 db_nslcmop_update
["_admin.deploy.RO"] = RO_nslcmop_id
1666 RO_task_done
= False
1667 step
= detailed_status
= "Waiting RO_task_id={} to complete the scale action.".format(RO_nslcmop_id
)
1668 detailed_status_old
= None
1669 self
.logger
.debug(logging_text
+ step
)
1671 deployment_timeout
= 1 * 3600 # One hour
1672 while deployment_timeout
> 0:
1673 if not RO_task_done
:
1674 desc
= await RO
.show("ns", item_id_name
=RO_nsr_id
, extra_item
="action",
1675 extra_item_id
=RO_nslcmop_id
)
1676 ns_status
, ns_status_info
= RO
.check_action_status(desc
)
1677 if ns_status
== "ERROR":
1678 raise ROclient
.ROClientException(ns_status_info
)
1679 elif ns_status
== "BUILD":
1680 detailed_status
= step
+ "; {}".format(ns_status_info
)
1681 elif ns_status
== "ACTIVE":
1683 step
= detailed_status
= "Waiting ns ready at RO. RO_id={}".format(RO_nsr_id
)
1684 self
.logger
.debug(logging_text
+ step
)
1686 assert False, "ROclient.check_action_status returns unknown {}".format(ns_status
)
1688 desc
= await RO
.show("ns", RO_nsr_id
)
1689 ns_status
, ns_status_info
= RO
.check_ns_status(desc
)
1690 if ns_status
== "ERROR":
1691 raise ROclient
.ROClientException(ns_status_info
)
1692 elif ns_status
== "BUILD":
1693 detailed_status
= step
+ "; {}".format(ns_status_info
)
1694 elif ns_status
== "ACTIVE":
1695 step
= detailed_status
= \
1696 "Waiting for management IP address reported by the VIM. Updating VNFRs"
1698 self
.scale_vnfr(db_vnfr
, vdu_create
=vdu_create
, vdu_delete
=vdu_delete
)
1701 desc
= await RO
.show("ns", RO_nsr_id
)
1702 # nsr_deployed["nsr_ip"] = RO.get_ns_vnf_info(desc)
1703 self
.ns_update_vnfr({db_vnfr
["member-vnf-index-ref"]: db_vnfr
}, desc
)
1705 except LcmExceptionNoMgmtIP
:
1708 assert False, "ROclient.check_ns_status returns unknown {}".format(ns_status
)
1709 if detailed_status
!= detailed_status_old
:
1710 detailed_status_old
= db_nslcmop_update
["detailed-status"] = detailed_status
1711 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1713 await asyncio
.sleep(5, loop
=self
.loop
)
1714 deployment_timeout
-= 5
1715 if deployment_timeout
<= 0:
1716 raise ROclient
.ROClientException("Timeout waiting ns to be ready")
1718 # update VDU_SCALING_INFO with the obtained ip_addresses
1719 if vdu_scaling_info
["scaling_direction"] == "OUT":
1720 for vdur
in reversed(db_vnfr
["vdur"]):
1721 if vdu_scaling_info
["vdu-create"].get(vdur
["vdu-id-ref"]):
1722 vdu_scaling_info
["vdu-create"][vdur
["vdu-id-ref"]] -= 1
1723 vdu_scaling_info
["vdu"].append({
1724 "name": vdur
["name"],
1725 "vdu_id": vdur
["vdu-id-ref"],
1728 for interface
in vdur
["interfaces"]:
1729 vdu_scaling_info
["vdu"][-1]["interface"].append({
1730 "name": interface
["name"],
1731 "ip_address": interface
["ip-address"],
1732 "mac_address": interface
.get("mac-address"),
1734 del vdu_scaling_info
["vdu-create"]
1736 scale_process
= None
1738 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1740 # execute primitive service POST-SCALING
1741 step
= "Executing post-scale vnf-config-primitive"
1742 if scaling_descriptor
.get("scaling-config-action"):
1743 for scaling_config_action
in scaling_descriptor
["scaling-config-action"]:
1744 if scaling_config_action
.get("trigger") and scaling_config_action
["trigger"] == "post-scale-out" \
1745 and scaling_type
== "SCALE_OUT":
1746 vnf_config_primitive
= scaling_config_action
["vnf-config-primitive-name-ref"]
1747 step
= db_nslcmop_update
["detailed-status"] = \
1748 "executing post-scale scaling-config-action '{}'".format(vnf_config_primitive
)
1749 # look for primitive
1750 primitive_params
= {}
1751 for config_primitive
in db_vnfd
.get("vnf-configuration", {}).get("config-primitive", ()):
1752 if config_primitive
["name"] == vnf_config_primitive
:
1753 for parameter
in config_primitive
.get("parameter", ()):
1754 if 'default-value' in parameter
and \
1755 parameter
['default-value'] == "<VDU_SCALE_INFO>":
1756 primitive_params
[parameter
["name"]] = yaml
.safe_dump(vdu_scaling_info
,
1757 default_flow_style
=True,
1761 raise LcmException("Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:"
1762 "scaling-config-action[vnf-config-primitive-name-ref='{}'] does not "
1763 "match any vnf-configuration:config-primitive".format(scaling_group
,
1765 scale_process
= "VCA"
1766 db_nsr_update
["config-status"] = "configuring post-scaling"
1768 result
, result_detail
= await self
._ns
_execute
_primitive
(nsr_deployed
, nsr_name
, vnf_index
,
1769 None, None, None, vnf_config_primitive
,
1771 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Done with result {} {}".format(
1772 vnf_config_primitive
, result
, result_detail
))
1773 if result
== "FAILED":
1774 raise LcmException(result_detail
)
1775 db_nsr_update
["config-status"] = old_config_status
1776 scale_process
= None
1778 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "COMPLETED"
1779 db_nslcmop_update
["statusEnteredTime"] = time()
1780 db_nslcmop_update
["detailed-status"] = "done"
1781 db_nsr_update
["detailed-status"] = "" # "scaled {} {}".format(scaling_group, scaling_type)
1782 db_nsr_update
["operational-status"] = old_operational_status
1783 db_nsr_update
["config-status"] = old_config_status
1785 except (ROclient
.ROClientException
, DbException
, LcmException
) as e
:
1786 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
1788 except asyncio
.CancelledError
:
1789 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
1790 exc
= "Operation was cancelled"
1791 except Exception as e
:
1792 exc
= traceback
.format_exc()
1793 self
.logger
.critical(logging_text
+ "Exit Exception {} {}".format(type(e
).__name
__, e
), exc_info
=True)
1797 db_nslcmop_update
["detailed-status"] = "FAILED {}: {}".format(step
, exc
)
1798 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
1799 db_nslcmop_update
["statusEnteredTime"] = time()
1801 db_nsr_update
["operational-status"] = old_operational_status
1802 db_nsr_update
["config-status"] = old_config_status
1803 db_nsr_update
["detailed-status"] = ""
1804 db_nsr_update
["_admin.nslcmop"] = None
1806 if "VCA" in scale_process
:
1807 db_nsr_update
["config-status"] = "failed"
1808 if "RO" in scale_process
:
1809 db_nsr_update
["operational-status"] = "failed"
1810 db_nsr_update
["detailed-status"] = "FAILED scaling nslcmop={} {}: {}".format(nslcmop_id
, step
,
1813 if db_nslcmop
and db_nslcmop_update
:
1814 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1816 db_nsr_update
["_admin.nslcmop"] = None
1817 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1818 except DbException
as e
:
1819 self
.logger
.error(logging_text
+ "Cannot update database: {}".format(e
))
1820 if nslcmop_operation_state
:
1822 await self
.msg
.aiowrite("ns", "scaled", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
1823 "operationState": nslcmop_operation_state
},
1826 # await asyncio.sleep(cooldown_time)
1827 # await self.msg.aiowrite("ns","scaled-cooldown-time", {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id})
1828 except Exception as e
:
1829 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
1830 self
.logger
.debug(logging_text
+ "Exit")
1831 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_scale")