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
27 from lcm_utils
import LcmException
, LcmExceptionNoMgmtIP
, LcmBase
29 from osm_common
.dbbase
import DbException
30 from osm_common
.fsbase
import FsException
31 from n2vc
.vnf
import N2VC
33 from copy
import copy
, deepcopy
34 from http
import HTTPStatus
36 from uuid
import uuid4
38 __author__
= "Alfonso Tierno"
41 def get_iterable(in_dict
, in_key
):
43 Similar to <dict>.get(), but if value is None, False, ..., An empty tuple is returned instead
44 :param in_dict: a dictionary
45 :param in_key: the key to look for at in_dict
46 :return: in_dict[in_var] or () if it is None or not present
48 if not in_dict
.get(in_key
):
50 return in_dict
[in_key
]
53 def populate_dict(target_dict
, key_list
, value
):
55 Upate target_dict creating nested dictionaries with the key_list. Last key_list item is asigned the value.
56 Example target_dict={K: J}; key_list=[a,b,c]; target_dict will be {K: J, a: {b: {c: value}}}
57 :param target_dict: dictionary to be changed
58 :param key_list: list of keys to insert at target_dict
62 for key
in key_list
[0:-1]:
63 if key
not in target_dict
:
65 target_dict
= target_dict
[key
]
66 target_dict
[key_list
[-1]] = value
70 timeout_vca_on_error
= 5 * 60 # Time for charm from first time at blocked,error status to mark as failed
71 total_deploy_timeout
= 2 * 3600 # global timeout for deployment
72 timeout_charm_delete
= 10 * 60
74 def __init__(self
, db
, msg
, fs
, lcm_tasks
, ro_config
, vca_config
, loop
):
76 Init, Connect to database, filesystem storage, and messaging
77 :param config: two level dictionary with configuration. Top level should contain 'database', 'storage',
81 self
.logger
= logging
.getLogger('lcm.ns')
83 self
.lcm_tasks
= lcm_tasks
85 super().__init
__(db
, msg
, fs
, self
.logger
)
87 self
.ro_config
= ro_config
91 server
=vca_config
['host'],
92 port
=vca_config
['port'],
93 user
=vca_config
['user'],
94 secret
=vca_config
['secret'],
95 # TODO: This should point to the base folder where charms are stored,
96 # if there is a common one (like object storage). Otherwise, leave
97 # it unset and pass it via DeployCharms
98 # artifacts=vca_config[''],
102 def vnfd2RO(self
, vnfd
, new_id
=None):
104 Converts creates a new vnfd descriptor for RO base on input OSM IM vnfd
105 :param vnfd: input vnfd
106 :param new_id: overrides vnf id if provided
107 :return: copy of vnfd
111 vnfd_RO
= deepcopy(vnfd
)
112 vnfd_RO
.pop("_id", None)
113 vnfd_RO
.pop("_admin", None)
115 vnfd_RO
["id"] = new_id
116 for vdu
in vnfd_RO
.get("vdu", ()):
117 if "cloud-init-file" in vdu
:
118 base_folder
= vnfd
["_admin"]["storage"]
119 clout_init_file
= "{}/{}/cloud_init/{}".format(
120 base_folder
["folder"],
121 base_folder
["pkg-dir"],
122 vdu
["cloud-init-file"]
124 ci_file
= self
.fs
.file_open(clout_init_file
, "r")
125 # TODO: detect if binary or text. Propose to read as binary and try to decode to utf8. If fails
126 # convert to base 64 or similar
127 clout_init_content
= ci_file
.read()
130 vdu
.pop("cloud-init-file", None)
131 vdu
["cloud-init"] = clout_init_content
132 # remnove unused by RO configuration, monitoring, scaling
133 vnfd_RO
.pop("vnf-configuration", None)
134 vnfd_RO
.pop("monitoring-param", None)
135 vnfd_RO
.pop("scaling-group-descriptor", None)
137 except FsException
as e
:
138 raise LcmException("Error reading file at vnfd {}: {} ".format(vnfd
["_id"], e
))
143 def n2vc_callback(self
, model_name
, application_name
, status
, message
, n2vc_info
, task
=None):
145 Callback both for charm status change and task completion
146 :param model_name: Charm model name
147 :param application_name: Charm application name
148 :param status: Can be
149 - blocked: The unit needs manual intervention
150 - maintenance: The unit is actively deploying/configuring
151 - waiting: The unit is waiting for another charm to be ready
152 - active: The unit is deployed, configured, and ready
153 - error: The charm has failed and needs attention.
154 - terminated: The charm has been destroyed
157 :param message: detailed message error
158 :param n2vc_info: dictionary with information shared with instantiate task. It contains:
161 lcmOperationType: currently "instantiate"
162 deployed: dictionary with {<application>: {operational-status: <status>, detailed-status: <text>}}
163 db_update: dictionary to be filled with the changes to be wrote to database with format key.key.key: value
164 n2vc_event: event used to notify instantiation task that some change has been produced
165 :param task: None for charm status change, or task for completion task callback
169 nsr_id
= n2vc_info
["nsr_id"]
170 deployed
= n2vc_info
["deployed"]
171 db_nsr_update
= n2vc_info
["db_update"]
172 nslcmop_id
= n2vc_info
["nslcmop_id"]
173 ns_operation
= n2vc_info
["lcmOperationType"]
174 n2vc_event
= n2vc_info
["n2vc_event"]
175 logging_text
= "Task ns={} {}={} [n2vc_callback] application={}".format(nsr_id
, ns_operation
, nslcmop_id
,
177 for vca_index
, vca_deployed
in enumerate(deployed
):
180 if model_name
== vca_deployed
["model"] and application_name
== vca_deployed
["application"]:
183 self
.logger
.error(logging_text
+ " Not present at nsr._admin.deployed.VCA")
187 self
.logger
.debug(logging_text
+ " task Cancelled")
188 vca_deployed
['operational-status'] = "error"
189 db_nsr_update
["_admin.deployed.VCA.{}.operational-status".format(vca_index
)] = "error"
190 vca_deployed
['detailed-status'] = "Task Cancelled"
191 db_nsr_update
["_admin.deployed.VCA.{}.detailed-status".format(vca_index
)] = "Task Cancelled"
194 exc
= task
.exception()
196 self
.logger
.error(logging_text
+ " task Exception={}".format(exc
))
197 vca_deployed
['operational-status'] = "error"
198 db_nsr_update
["_admin.deployed.VCA.{}.operational-status".format(vca_index
)] = "error"
199 vca_deployed
['detailed-status'] = str(exc
)
200 db_nsr_update
["_admin.deployed.VCA.{}.detailed-status".format(vca_index
)] = str(exc
)
202 self
.logger
.debug(logging_text
+ " task Done")
203 # task is Done, but callback is still ongoing. So ignore
206 self
.logger
.debug(logging_text
+ " Enter status={} message={}".format(status
, message
))
207 if vca_deployed
['operational-status'] == status
:
208 return # same status, ignore
209 vca_deployed
['operational-status'] = status
210 db_nsr_update
["_admin.deployed.VCA.{}.operational-status".format(vca_index
)] = status
211 vca_deployed
['detailed-status'] = str(message
)
212 db_nsr_update
["_admin.deployed.VCA.{}.detailed-status".format(vca_index
)] = str(message
)
214 self
.logger
.critical(logging_text
+ " Enter with bad parameters", exc_info
=True)
216 # wake up instantiate task
218 except Exception as e
:
219 self
.logger
.critical(logging_text
+ " Exception {}".format(e
), exc_info
=True)
221 def ns_params_2_RO(self
, ns_params
, nsd
, vnfd_dict
, n2vc_key_list
):
223 Creates a RO ns descriptor from OSM ns_instantiate params
224 :param ns_params: OSM instantiate params
225 :return: The RO ns descriptor
228 # TODO feature 1417: Check that no instantiation is set over PDU
229 # check if PDU forces a concrete vim-network-id and add it
230 # check if PDU contains a SDN-assist info (dpid, switch, port) and pass it to RO
232 def vim_account_2_RO(vim_account
):
233 if vim_account
in vim_2_RO
:
234 return vim_2_RO
[vim_account
]
236 db_vim
= self
.db
.get_one("vim_accounts", {"_id": vim_account
})
237 if db_vim
["_admin"]["operationalState"] != "ENABLED":
238 raise LcmException("VIM={} is not available. operationalState={}".format(
239 vim_account
, db_vim
["_admin"]["operationalState"]))
240 RO_vim_id
= db_vim
["_admin"]["deployed"]["RO"]
241 vim_2_RO
[vim_account
] = RO_vim_id
244 def ip_profile_2_RO(ip_profile
):
245 RO_ip_profile
= deepcopy((ip_profile
))
246 if "dns-server" in RO_ip_profile
:
247 if isinstance(RO_ip_profile
["dns-server"], list):
248 RO_ip_profile
["dns-address"] = []
249 for ds
in RO_ip_profile
.pop("dns-server"):
250 RO_ip_profile
["dns-address"].append(ds
['address'])
252 RO_ip_profile
["dns-address"] = RO_ip_profile
.pop("dns-server")
253 if RO_ip_profile
.get("ip-version") == "ipv4":
254 RO_ip_profile
["ip-version"] = "IPv4"
255 if RO_ip_profile
.get("ip-version") == "ipv6":
256 RO_ip_profile
["ip-version"] = "IPv6"
257 if "dhcp-params" in RO_ip_profile
:
258 RO_ip_profile
["dhcp"] = RO_ip_profile
.pop("dhcp-params")
264 # "name": ns_params["nsName"],
265 # "description": ns_params.get("nsDescription"),
266 "datacenter": vim_account_2_RO(ns_params
["vimAccountId"]),
267 # "scenario": ns_params["nsdId"],
270 for vnfd_ref
, vnfd
in vnfd_dict
.items():
271 vdu_needed_access
= []
273 if vnfd
.get("vnf-configuration"):
274 if vnfd
.get("mgmt-interface"):
275 if vnfd
["mgmt-interface"].get("vdu-id"):
276 vdu_needed_access
.append(vnfd
["mgmt-interface"]["vdu-id"])
277 elif vnfd
["mgmt-interface"].get("cp"):
278 mgmt_cp
= vnfd
["mgmt-interface"]["cp"]
280 for vdu
in vnfd
.get("vdu", ()):
281 if vdu
.get("vdu-configuration"):
282 vdu_needed_access
.append(vdu
["id"])
284 for vdu_interface
in vdu
.get("interface"):
285 if vdu_interface
.get("external-connection-point-ref") and \
286 vdu_interface
["external-connection-point-ref"] == mgmt_cp
:
287 vdu_needed_access
.append(vdu
["id"])
291 if vdu_needed_access
:
292 for vnf_member
in nsd
.get("constituent-vnfd"):
293 if vnf_member
["vnfd-id-ref"] != vnfd_ref
:
295 for vdu
in vdu_needed_access
:
296 populate_dict(RO_ns_params
,
297 ("vnfs", vnf_member
["member-vnf-index"], "vdus", vdu
, "mgmt_keys"),
300 if ns_params
.get("vduImage"):
301 RO_ns_params
["vduImage"] = ns_params
["vduImage"]
303 if ns_params
.get("ssh_keys"):
304 RO_ns_params
["cloud-config"] = {"key-pairs": ns_params
["ssh_keys"]}
305 for vnf_params
in get_iterable(ns_params
, "vnf"):
306 for constituent_vnfd
in nsd
["constituent-vnfd"]:
307 if constituent_vnfd
["member-vnf-index"] == vnf_params
["member-vnf-index"]:
308 vnf_descriptor
= vnfd_dict
[constituent_vnfd
["vnfd-id-ref"]]
311 raise LcmException("Invalid instantiate parameter vnf:member-vnf-index={} is not present at nsd:"
312 "constituent-vnfd".format(vnf_params
["member-vnf-index"]))
313 if vnf_params
.get("vimAccountId"):
314 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "datacenter"),
315 vim_account_2_RO(vnf_params
["vimAccountId"]))
317 for vdu_params
in get_iterable(vnf_params
, "vdu"):
318 # TODO feature 1417: check that this VDU exist and it is not a PDU
319 if vdu_params
.get("volume"):
320 for volume_params
in vdu_params
["volume"]:
321 if volume_params
.get("vim-volume-id"):
322 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
323 vdu_params
["id"], "devices", volume_params
["name"], "vim_id"),
324 volume_params
["vim-volume-id"])
325 if vdu_params
.get("interface"):
326 for interface_params
in vdu_params
["interface"]:
327 if interface_params
.get("ip-address"):
328 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
329 vdu_params
["id"], "interfaces", interface_params
["name"],
331 interface_params
["ip-address"])
332 if interface_params
.get("mac-address"):
333 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
334 vdu_params
["id"], "interfaces", interface_params
["name"],
336 interface_params
["mac-address"])
337 if interface_params
.get("floating-ip-required"):
338 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
339 vdu_params
["id"], "interfaces", interface_params
["name"],
341 interface_params
["floating-ip-required"])
343 for internal_vld_params
in get_iterable(vnf_params
, "internal-vld"):
344 if internal_vld_params
.get("vim-network-name"):
345 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
346 internal_vld_params
["name"], "vim-network-name"),
347 internal_vld_params
["vim-network-name"])
348 if internal_vld_params
.get("ip-profile"):
349 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
350 internal_vld_params
["name"], "ip-profile"),
351 ip_profile_2_RO(internal_vld_params
["ip-profile"]))
353 for icp_params
in get_iterable(internal_vld_params
, "internal-connection-point"):
356 for vdu_descriptor
in vnf_descriptor
["vdu"]:
357 for vdu_interface
in vdu_descriptor
["interface"]:
358 if vdu_interface
.get("internal-connection-point-ref") == icp_params
["id-ref"]:
359 if icp_params
.get("ip-address"):
360 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
361 vdu_descriptor
["id"], "interfaces",
362 vdu_interface
["name"], "ip_address"),
363 icp_params
["ip-address"])
365 if icp_params
.get("mac-address"):
366 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
367 vdu_descriptor
["id"], "interfaces",
368 vdu_interface
["name"], "mac_address"),
369 icp_params
["mac-address"])
375 raise LcmException("Invalid instantiate parameter vnf:member-vnf-index[{}]:"
376 "internal-vld:id-ref={} is not present at vnfd:internal-"
377 "connection-point".format(vnf_params
["member-vnf-index"],
378 icp_params
["id-ref"]))
380 for vld_params
in get_iterable(ns_params
, "vld"):
381 if "ip-profile" in vld_params
:
382 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "ip-profile"),
383 ip_profile_2_RO(vld_params
["ip-profile"]))
384 if vld_params
.get("vim-network-name"):
386 if isinstance(vld_params
["vim-network-name"], dict):
387 for vim_account
, vim_net
in vld_params
["vim-network-name"].items():
388 RO_vld_sites
.append({
389 "netmap-use": vim_net
,
390 "datacenter": vim_account_2_RO(vim_account
)
392 else: # isinstance str
393 RO_vld_sites
.append({"netmap-use": vld_params
["vim-network-name"]})
395 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "sites"), RO_vld_sites
)
396 if "vnfd-connection-point-ref" in vld_params
:
397 for cp_params
in vld_params
["vnfd-connection-point-ref"]:
399 for constituent_vnfd
in nsd
["constituent-vnfd"]:
400 if constituent_vnfd
["member-vnf-index"] == cp_params
["member-vnf-index-ref"]:
401 vnf_descriptor
= vnfd_dict
[constituent_vnfd
["vnfd-id-ref"]]
405 "Invalid instantiate parameter vld:vnfd-connection-point-ref:member-vnf-index-ref={} "
406 "is not present at nsd:constituent-vnfd".format(cp_params
["member-vnf-index-ref"]))
408 for vdu_descriptor
in vnf_descriptor
["vdu"]:
409 for interface_descriptor
in vdu_descriptor
["interface"]:
410 if interface_descriptor
.get("external-connection-point-ref") == \
411 cp_params
["vnfd-connection-point-ref"]:
418 "Invalid instantiate parameter vld:vnfd-connection-point-ref:member-vnf-index-ref={}:"
419 "vnfd-connection-point-ref={} is not present at vnfd={}".format(
420 cp_params
["member-vnf-index-ref"],
421 cp_params
["vnfd-connection-point-ref"],
422 vnf_descriptor
["id"]))
423 if cp_params
.get("ip-address"):
424 populate_dict(RO_ns_params
, ("vnfs", cp_params
["member-vnf-index-ref"], "vdus",
425 vdu_descriptor
["id"], "interfaces",
426 interface_descriptor
["name"], "ip_address"),
427 cp_params
["ip-address"])
428 if cp_params
.get("mac-address"):
429 populate_dict(RO_ns_params
, ("vnfs", cp_params
["member-vnf-index-ref"], "vdus",
430 vdu_descriptor
["id"], "interfaces",
431 interface_descriptor
["name"], "mac_address"),
432 cp_params
["mac-address"])
435 def scale_vnfr(self
, db_vnfr
, vdu_create
=None, vdu_delete
=None):
436 # make a copy to do not change
437 vdu_create
= copy(vdu_create
)
438 vdu_delete
= copy(vdu_delete
)
440 vdurs
= db_vnfr
.get("vdur")
443 vdu_index
= len(vdurs
)
446 vdur
= vdurs
[vdu_index
]
447 if vdur
.get("pdu-type"):
449 vdu_id_ref
= vdur
["vdu-id-ref"]
450 if vdu_create
and vdu_create
.get(vdu_id_ref
):
451 for index
in range(0, vdu_create
[vdu_id_ref
]):
452 vdur
= deepcopy(vdur
)
453 vdur
["_id"] = str(uuid4())
454 vdur
["count-index"] += 1
455 vdurs
.insert(vdu_index
+1+index
, vdur
)
456 del vdu_create
[vdu_id_ref
]
457 if vdu_delete
and vdu_delete
.get(vdu_id_ref
):
459 vdu_delete
[vdu_id_ref
] -= 1
460 if not vdu_delete
[vdu_id_ref
]:
461 del vdu_delete
[vdu_id_ref
]
462 # check all operations are done
463 if vdu_create
or vdu_delete
:
464 raise LcmException("Error scaling OUT VNFR for {}. There is not any existing vnfr. Scaled to 0?".format(
467 raise LcmException("Error scaling IN VNFR for {}. There is not any existing vnfr. Scaled to 0?".format(
470 vnfr_update
= {"vdur": vdurs
}
471 db_vnfr
["vdur"] = vdurs
472 self
.update_db_2("vnfrs", db_vnfr
["_id"], vnfr_update
)
474 def ns_update_nsr(self
, ns_update_nsr
, db_nsr
, nsr_desc_RO
):
476 Updates database nsr with the RO info for the created vld
477 :param ns_update_nsr: dictionary to be filled with the updated info
478 :param db_nsr: content of db_nsr. This is also modified
479 :param nsr_desc_RO: nsr descriptor from RO
480 :return: Nothing, LcmException is raised on errors
483 for vld_index
, vld
in enumerate(get_iterable(db_nsr
, "vld")):
484 for net_RO
in get_iterable(nsr_desc_RO
, "nets"):
485 if vld
["id"] != net_RO
.get("ns_net_osm_id"):
487 vld
["vim-id"] = net_RO
.get("vim_net_id")
488 vld
["name"] = net_RO
.get("vim_name")
489 vld
["status"] = net_RO
.get("status")
490 vld
["status-detailed"] = net_RO
.get("error_msg")
491 ns_update_nsr
["vld.{}".format(vld_index
)] = vld
494 raise LcmException("ns_update_nsr: Not found vld={} at RO info".format(vld
["id"]))
496 def ns_update_vnfr(self
, db_vnfrs
, nsr_desc_RO
):
498 Updates database vnfr with the RO info, e.g. ip_address, vim_id... Descriptor db_vnfrs is also updated
499 :param db_vnfrs: dictionary with member-vnf-index: vnfr-content
500 :param nsr_desc_RO: nsr descriptor from RO
501 :return: Nothing, LcmException is raised on errors
503 for vnf_index
, db_vnfr
in db_vnfrs
.items():
504 for vnf_RO
in nsr_desc_RO
["vnfs"]:
505 if vnf_RO
["member_vnf_index"] != vnf_index
:
508 if vnf_RO
.get("ip_address"):
509 db_vnfr
["ip-address"] = vnfr_update
["ip-address"] = vnf_RO
["ip_address"]
510 elif not db_vnfr
.get("ip-address"):
511 raise LcmExceptionNoMgmtIP("ns member_vnf_index '{}' has no IP address".format(vnf_index
))
513 for vdu_index
, vdur
in enumerate(get_iterable(db_vnfr
, "vdur")):
514 vdur_RO_count_index
= 0
515 if vdur
.get("pdu-type"):
517 for vdur_RO
in get_iterable(vnf_RO
, "vms"):
518 if vdur
["vdu-id-ref"] != vdur_RO
["vdu_osm_id"]:
520 if vdur
["count-index"] != vdur_RO_count_index
:
521 vdur_RO_count_index
+= 1
523 vdur
["vim-id"] = vdur_RO
.get("vim_vm_id")
524 vdur
["ip-address"] = vdur_RO
.get("ip_address")
525 vdur
["vdu-id-ref"] = vdur_RO
.get("vdu_osm_id")
526 vdur
["name"] = vdur_RO
.get("vim_name")
527 vdur
["status"] = vdur_RO
.get("status")
528 vdur
["status-detailed"] = vdur_RO
.get("error_msg")
529 for ifacer
in get_iterable(vdur
, "interfaces"):
530 for interface_RO
in get_iterable(vdur_RO
, "interfaces"):
531 if ifacer
["name"] == interface_RO
.get("internal_name"):
532 ifacer
["ip-address"] = interface_RO
.get("ip_address")
533 ifacer
["mac-address"] = interface_RO
.get("mac_address")
536 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vdur={} interface={} "
537 "at RO info".format(vnf_index
, vdur
["vdu-id-ref"], ifacer
["name"]))
538 vnfr_update
["vdur.{}".format(vdu_index
)] = vdur
541 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vdur={} count_index={} at "
542 "RO info".format(vnf_index
, vdur
["vdu-id-ref"], vdur
["count-index"]))
544 for vld_index
, vld
in enumerate(get_iterable(db_vnfr
, "vld")):
545 for net_RO
in get_iterable(nsr_desc_RO
, "nets"):
546 if vld
["id"] != net_RO
.get("vnf_net_osm_id"):
548 vld
["vim-id"] = net_RO
.get("vim_net_id")
549 vld
["name"] = net_RO
.get("vim_name")
550 vld
["status"] = net_RO
.get("status")
551 vld
["status-detailed"] = net_RO
.get("error_msg")
552 vnfr_update
["vld.{}".format(vld_index
)] = vld
555 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vld={} at RO info".format(
556 vnf_index
, vld
["id"]))
558 self
.update_db_2("vnfrs", db_vnfr
["_id"], vnfr_update
)
562 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} at RO info".format(vnf_index
))
564 async def instantiate(self
, nsr_id
, nslcmop_id
):
565 logging_text
= "Task ns={} instantiate={} ".format(nsr_id
, nslcmop_id
)
566 self
.logger
.debug(logging_text
+ "Enter")
567 # get all needed from database
568 start_deploy
= time()
571 db_nsr_update
= {"_admin.nslcmop": nslcmop_id
}
572 db_nslcmop_update
= {}
573 nslcmop_operation_state
= None
575 RO_descriptor_number
= 0 # number of descriptors created at RO
576 descriptor_id_2_RO
= {} # map between vnfd/nsd id to the id used at RO
580 step
= "Getting nslcmop={} from db".format(nslcmop_id
)
581 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
582 step
= "Getting nsr={} from db".format(nsr_id
)
583 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
584 ns_params
= db_nslcmop
.get("operationParams")
586 nsr_name
= db_nsr
["name"] # TODO short-name??
588 # look if previous tasks in process
589 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("ns", nsr_id
, nslcmop_id
)
591 step
= db_nslcmop_update
["detailed-status"] = \
592 "Waiting for related tasks to be completed: {}".format(task_name
)
593 self
.logger
.debug(logging_text
+ step
)
594 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
595 _
, pending
= await asyncio
.wait(task_dependency
, timeout
=3600)
597 raise LcmException("Timeout waiting related tasks to be completed")
599 step
= "Getting vnfrs from db"
600 db_vnfrs_list
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
603 for vnfr
in db_vnfrs_list
:
604 db_vnfrs
[vnfr
["member-vnf-index-ref"]] = vnfr
605 vnfd_id
= vnfr
["vnfd-id"]
606 vnfd_ref
= vnfr
["vnfd-ref"]
607 if vnfd_id
not in db_vnfds
:
608 step
= "Getting vnfd={} id='{}' from db".format(vnfd_id
, vnfd_ref
)
609 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd_id
})
610 db_vnfds_ref
[vnfd_ref
] = vnfd
611 db_vnfds
[vnfd_id
] = vnfd
613 # Get or generates the _admin.deployed,VCA list
614 vca_deployed_list
= None
615 if db_nsr
["_admin"].get("deployed"):
616 vca_deployed_list
= db_nsr
["_admin"]["deployed"].get("VCA")
617 if vca_deployed_list
is None:
618 vca_deployed_list
= []
619 db_nsr_update
["_admin.deployed.VCA"] = vca_deployed_list
620 elif isinstance(vca_deployed_list
, dict):
621 # maintain backward compatibility. Change a dict to list at database
622 vca_deployed_list
= list(vca_deployed_list
.values())
623 db_nsr_update
["_admin.deployed.VCA"] = vca_deployed_list
625 db_nsr_update
["detailed-status"] = "creating"
626 db_nsr_update
["operational-status"] = "init"
628 RO
= ROclient
.ROClient(self
.loop
, **self
.ro_config
)
630 # set state to INSTANTIATED. When instantiated NBI will not delete directly
631 db_nsr_update
["_admin.nsState"] = "INSTANTIATED"
632 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
634 # get vnfds, instantiate at RO
635 for vnfd_id
, vnfd
in db_vnfds
.items():
636 vnfd_ref
= vnfd
["id"]
637 step
= db_nsr_update
["detailed-status"] = "Creating vnfd={} at RO".format(vnfd_ref
)
638 # self.logger.debug(logging_text + step)
639 vnfd_id_RO
= "{}.{}.{}".format(nsr_id
, RO_descriptor_number
, vnfd_ref
[:23])
640 descriptor_id_2_RO
[vnfd_ref
] = vnfd_id_RO
641 RO_descriptor_number
+= 1
644 vnfd_list
= await RO
.get_list("vnfd", filter_by
={"osm_id": vnfd_id_RO
})
646 db_nsr_update
["_admin.deployed.RO.vnfd_id.{}".format(vnfd_id
)] = vnfd_list
[0]["uuid"]
647 self
.logger
.debug(logging_text
+ "vnfd={} exists at RO. Using RO_id={}".format(
648 vnfd_ref
, vnfd_list
[0]["uuid"]))
650 vnfd_RO
= self
.vnfd2RO(vnfd
, vnfd_id_RO
)
651 desc
= await RO
.create("vnfd", descriptor
=vnfd_RO
)
652 db_nsr_update
["_admin.deployed.RO.vnfd_id.{}".format(vnfd_id
)] = desc
["uuid"]
653 self
.logger
.debug(logging_text
+ "vnfd={} created at RO. RO_id={}".format(
654 vnfd_ref
, desc
["uuid"]))
655 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
659 step
= db_nsr_update
["detailed-status"] = "Creating nsd={} at RO".format(nsd_ref
)
660 # self.logger.debug(logging_text + step)
662 RO_osm_nsd_id
= "{}.{}.{}".format(nsr_id
, RO_descriptor_number
, nsd_ref
[:23])
663 descriptor_id_2_RO
[nsd_ref
] = RO_osm_nsd_id
664 RO_descriptor_number
+= 1
665 nsd_list
= await RO
.get_list("nsd", filter_by
={"osm_id": RO_osm_nsd_id
})
667 db_nsr_update
["_admin.deployed.RO.nsd_id"] = RO_nsd_uuid
= nsd_list
[0]["uuid"]
668 self
.logger
.debug(logging_text
+ "nsd={} exists at RO. Using RO_id={}".format(
669 nsd_ref
, RO_nsd_uuid
))
671 nsd_RO
= deepcopy(nsd
)
672 nsd_RO
["id"] = RO_osm_nsd_id
673 nsd_RO
.pop("_id", None)
674 nsd_RO
.pop("_admin", None)
675 for c_vnf
in nsd_RO
.get("constituent-vnfd", ()):
676 vnfd_id
= c_vnf
["vnfd-id-ref"]
677 c_vnf
["vnfd-id-ref"] = descriptor_id_2_RO
[vnfd_id
]
678 desc
= await RO
.create("nsd", descriptor
=nsd_RO
)
679 db_nsr_update
["_admin.nsState"] = "INSTANTIATED"
680 db_nsr_update
["_admin.deployed.RO.nsd_id"] = RO_nsd_uuid
= desc
["uuid"]
681 self
.logger
.debug(logging_text
+ "nsd={} created at RO. RO_id={}".format(nsd_ref
, RO_nsd_uuid
))
682 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
685 # if present use it unless in error status
686 RO_nsr_id
= db_nsr
["_admin"].get("deployed", {}).get("RO", {}).get("nsr_id")
689 step
= db_nsr_update
["detailed-status"] = "Looking for existing ns at RO"
690 # self.logger.debug(logging_text + step + " RO_ns_id={}".format(RO_nsr_id))
691 desc
= await RO
.show("ns", RO_nsr_id
)
692 except ROclient
.ROClientException
as e
:
693 if e
.http_code
!= HTTPStatus
.NOT_FOUND
:
695 RO_nsr_id
= db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
697 ns_status
, ns_status_info
= RO
.check_ns_status(desc
)
698 db_nsr_update
["_admin.deployed.RO.nsr_status"] = ns_status
699 if ns_status
== "ERROR":
700 step
= db_nsr_update
["detailed-status"] = "Deleting ns at RO. RO_ns_id={}".format(RO_nsr_id
)
701 self
.logger
.debug(logging_text
+ step
)
702 await RO
.delete("ns", RO_nsr_id
)
703 RO_nsr_id
= db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
705 step
= db_nsr_update
["detailed-status"] = "Checking dependencies"
706 # self.logger.debug(logging_text + step)
708 # check if VIM is creating and wait look if previous tasks in process
709 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("vim_account", ns_params
["vimAccountId"])
711 step
= "Waiting for related tasks to be completed: {}".format(task_name
)
712 self
.logger
.debug(logging_text
+ step
)
713 await asyncio
.wait(task_dependency
, timeout
=3600)
714 if ns_params
.get("vnf"):
715 for vnf
in ns_params
["vnf"]:
716 if "vimAccountId" in vnf
:
717 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("vim_account",
720 step
= "Waiting for related tasks to be completed: {}".format(task_name
)
721 self
.logger
.debug(logging_text
+ step
)
722 await asyncio
.wait(task_dependency
, timeout
=3600)
724 step
= db_nsr_update
["detailed-status"] = "Checking instantiation parameters"
726 # feature 1429. Add n2vc public key to needed VMs
727 n2vc_key
= await self
.n2vc
.GetPublicKey()
728 RO_ns_params
= self
.ns_params_2_RO(ns_params
, nsd
, db_vnfds_ref
, [n2vc_key
])
730 step
= db_nsr_update
["detailed-status"] = "Creating ns at RO"
731 desc
= await RO
.create("ns", descriptor
=RO_ns_params
,
733 scenario
=RO_nsd_uuid
)
734 RO_nsr_id
= db_nsr_update
["_admin.deployed.RO.nsr_id"] = desc
["uuid"]
735 db_nsr_update
["_admin.nsState"] = "INSTANTIATED"
736 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "BUILD"
737 self
.logger
.debug(logging_text
+ "ns created at RO. RO_id={}".format(desc
["uuid"]))
738 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
740 # wait until NS is ready
741 step
= ns_status_detailed
= detailed_status
= "Waiting ns ready at RO. RO_id={}".format(RO_nsr_id
)
742 detailed_status_old
= None
743 self
.logger
.debug(logging_text
+ step
)
745 while time() <= start_deploy
+ self
.total_deploy_timeout
:
746 desc
= await RO
.show("ns", RO_nsr_id
)
747 ns_status
, ns_status_info
= RO
.check_ns_status(desc
)
748 db_nsr_update
["admin.deployed.RO.nsr_status"] = ns_status
749 if ns_status
== "ERROR":
750 raise ROclient
.ROClientException(ns_status_info
)
751 elif ns_status
== "BUILD":
752 detailed_status
= ns_status_detailed
+ "; {}".format(ns_status_info
)
753 elif ns_status
== "ACTIVE":
754 step
= detailed_status
= "Waiting for management IP address reported by the VIM. Updating VNFRs"
756 self
.ns_update_vnfr(db_vnfrs
, desc
)
758 except LcmExceptionNoMgmtIP
:
761 assert False, "ROclient.check_ns_status returns unknown {}".format(ns_status
)
762 if detailed_status
!= detailed_status_old
:
763 detailed_status_old
= db_nsr_update
["detailed-status"] = detailed_status
764 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
765 await asyncio
.sleep(5, loop
=self
.loop
)
766 else: # total_deploy_timeout
767 raise ROclient
.ROClientException("Timeout waiting ns to be ready")
769 step
= "Updating NSR"
770 self
.ns_update_nsr(db_nsr_update
, db_nsr
, desc
)
772 db_nsr
["detailed-status"] = "Configuring vnfr"
773 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
775 # The parameters we'll need to deploy a charm
776 number_to_configure
= 0
778 def deploy_charm(vnf_index
, vdu_id
, vdu_name
, vdu_count_index
, mgmt_ip_address
, n2vc_info
,
779 config_primitive
=None):
780 """An inner function to deploy the charm from either vnf or vdu
781 vnf_index is mandatory. vdu_id can be None for a vnf configuration or the id for vdu configuration
783 if not mgmt_ip_address
:
784 raise LcmException("vnfd/vdu has not management ip address to configure it")
786 # if number_to_configure == 0:
787 # self.logger.debug("Logging into N2VC...")
788 # task = asyncio.ensure_future(self.n2vc.login())
789 # yield from asyncio.wait_for(task, 30.0)
790 # self.logger.debug("Logged into N2VC!")
792 # # await self.n2vc.login()
794 # Note: The charm needs to exist on disk at the location
795 # specified by charm_path.
796 base_folder
= vnfd
["_admin"]["storage"]
797 storage_params
= self
.fs
.get_params()
798 charm_path
= "{}{}/{}/charms/{}".format(
799 storage_params
["path"],
800 base_folder
["folder"],
801 base_folder
["pkg-dir"],
805 # Setup the runtime parameters for this VNF
806 params
= {'rw_mgmt_ip': mgmt_ip_address
}
808 params
["initial-config-primitive"] = config_primitive
810 # ns_name will be ignored in the current version of N2VC
811 # but will be implemented for the next point release.
812 model_name
= "default" # TODO bug 585 nsr_id
814 vdu_id_text
= vdu_id
+ "-"
817 application_name
= self
.n2vc
.FormatApplicationName(nsr_name
, vnf_index
, vdu_id_text
)
819 vca_index
= len(vca_deployed_list
)
820 # trunk name and add two char index at the end to ensure that it is unique. It is assumed no more than
821 # 26*26 charm in the same NS
822 application_name
= application_name
[0:48]
823 application_name
+= chr(97 + vca_index
// 26) + chr(97 + vca_index
% 26)
825 "member-vnf-index": vnf_index
,
828 "application": application_name
,
829 "operational-status": "init",
830 "detailed-status": "",
832 "vdu_name": vdu_name
,
833 "vdu_count_index": vdu_count_index
,
835 vca_deployed_list
.append(vca_deployed_
)
836 db_nsr_update
["_admin.deployed.VCA.{}".format(vca_index
)] = vca_deployed_
837 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
839 self
.logger
.debug("Task create_ns={} Passing artifacts path '{}' for {}".format(nsr_id
, charm_path
,
842 n2vc_info
["nsr_id"] = nsr_id
843 n2vc_info
["nslcmop_id"] = nslcmop_id
844 n2vc_info
["n2vc_event"] = asyncio
.Event(loop
=self
.loop
)
845 n2vc_info
["lcmOperationType"] = "instantiate"
846 n2vc_info
["deployed"] = vca_deployed_list
847 n2vc_info
["db_update"] = db_nsr_update
848 task
= asyncio
.ensure_future(
849 self
.n2vc
.DeployCharms(
850 model_name
, # The network service name
851 application_name
, # The application name
852 vnfd
, # The vnf descriptor
853 charm_path
, # Path to charm
854 params
, # Runtime params, like mgmt ip
855 {}, # for native charms only
856 self
.n2vc_callback
, # Callback for status changes
857 n2vc_info
, # Callback parameter
858 None, # Callback parameter (task)
861 task
.add_done_callback(functools
.partial(self
.n2vc_callback
, model_name
, application_name
, None, None,
863 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
, "create_charm:" + application_name
, task
)
865 step
= "Looking for needed vnfd to configure"
866 self
.logger
.debug(logging_text
+ step
)
868 for c_vnf
in get_iterable(nsd
, "constituent-vnfd"):
869 vnfd_id
= c_vnf
["vnfd-id-ref"]
870 vnf_index
= str(c_vnf
["member-vnf-index"])
871 vnfd
= db_vnfds_ref
[vnfd_id
]
873 # Check if this VNF has a charm configuration
874 vnf_config
= vnfd
.get("vnf-configuration")
876 if vnf_config
and vnf_config
.get("juju"):
877 proxy_charm
= vnf_config
["juju"]["charm"]
878 config_primitive
= None
881 if 'initial-config-primitive' in vnf_config
:
882 config_primitive
= vnf_config
['initial-config-primitive']
884 # Login to the VCA. If there are multiple calls to login(),
885 # subsequent calls will be a nop and return immediately.
886 step
= "connecting to N2VC to configure vnf {}".format(vnf_index
)
887 await self
.n2vc
.login()
888 deploy_charm(vnf_index
, None, None, None, db_vnfrs
[vnf_index
]["ip-address"], n2vc_info
,
890 number_to_configure
+= 1
892 # Deploy charms for each VDU that supports one.
893 for vdu_index
, vdu
in enumerate(get_iterable(vnfd
, 'vdu')):
894 vdu_config
= vdu
.get('vdu-configuration')
896 config_primitive
= None
898 if vdu_config
and vdu_config
.get("juju"):
899 proxy_charm
= vdu_config
["juju"]["charm"]
901 if 'initial-config-primitive' in vdu_config
:
902 config_primitive
= vdu_config
['initial-config-primitive']
905 step
= "connecting to N2VC to configure vdu {} from vnf {}".format(vdu
["id"], vnf_index
)
906 await self
.n2vc
.login()
907 vdur
= db_vnfrs
[vnf_index
]["vdur"][vdu_index
]
908 # TODO for the moment only first vdu_id contains a charm deployed
909 if vdur
["vdu-id-ref"] != vdu
["id"]:
910 raise LcmException("Mismatch vdur {}, vdu {} at index {} for vnf {}"
911 .format(vdur
["vdu-id-ref"], vdu
["id"], vdu_index
, vnf_index
))
912 deploy_charm(vnf_index
, vdu
["id"], vdur
.get("name"), vdur
["count-index"],
913 vdur
["ip-address"], n2vc_info
, config_primitive
)
914 number_to_configure
+= 1
916 db_nsr_update
["operational-status"] = "running"
917 configuration_failed
= False
918 if number_to_configure
:
919 old_status
= "configuring: init: {}".format(number_to_configure
)
920 db_nsr_update
["config-status"] = old_status
921 db_nsr_update
["detailed-status"] = old_status
922 db_nslcmop_update
["detailed-status"] = old_status
924 # wait until all are configured.
925 while time() <= start_deploy
+ self
.total_deploy_timeout
:
927 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
928 if db_nslcmop_update
:
929 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
930 # TODO add a fake tast that set n2vc_event after some time
931 await n2vc_info
["n2vc_event"].wait()
932 n2vc_info
["n2vc_event"].clear()
935 n2vc_error_text
= [] # contain text error list. If empty no one is in error status
937 for vca_deployed
in vca_deployed_list
:
938 vca_status
= vca_deployed
["operational-status"]
939 if vca_status
not in status_map
:
941 status_map
[vca_status
] = 0
942 status_map
[vca_status
] += 1
944 if vca_status
== "active":
945 vca_deployed
.pop("time_first_error", None)
946 vca_deployed
.pop("status_first_error", None)
950 if vca_status
in ("error", "blocked"):
951 vca_deployed
["detailed-status-error"] = vca_deployed
["detailed-status"]
952 # if not first time in this status error
953 if not vca_deployed
.get("time_first_error"):
954 vca_deployed
["time_first_error"] = now
956 if vca_deployed
.get("time_first_error") and \
957 now
<= vca_deployed
["time_first_error"] + self
.timeout_vca_on_error
:
958 n2vc_error_text
.append("member_vnf_index={} vdu_id={} {}: {}"
959 .format(vca_deployed
["member-vnf-index"],
960 vca_deployed
["vdu_id"], vca_status
,
961 vca_deployed
["detailed-status-error"]))
965 elif n2vc_error_text
:
966 db_nsr_update
["config-status"] = "failed"
967 error_text
= "fail configuring " + ";".join(n2vc_error_text
)
968 db_nsr_update
["detailed-status"] = error_text
969 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED_TEMP"
970 db_nslcmop_update
["detailed-status"] = error_text
971 db_nslcmop_update
["statusEnteredTime"] = time()
972 configuration_failed
= True
977 for status
, num
in status_map
.items():
978 cs
+= separator
+ "{}: {}".format(status
, num
)
981 db_nsr_update
["config-status"] = cs
982 db_nsr_update
["detailed-status"] = cs
983 db_nslcmop_update
["detailed-status"] = cs
985 else: # total_deploy_timeout
986 raise LcmException("Timeout waiting ns to be configured")
988 if not configuration_failed
:
990 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "COMPLETED"
991 db_nslcmop_update
["statusEnteredTime"] = time()
992 db_nslcmop_update
["detailed-status"] = "done"
993 db_nsr_update
["config-status"] = "configured"
994 db_nsr_update
["detailed-status"] = "done"
998 except (ROclient
.ROClientException
, DbException
, LcmException
) as e
:
999 self
.logger
.error(logging_text
+ "Exit Exception while '{}': {}".format(step
, e
))
1001 except asyncio
.CancelledError
:
1002 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
1003 exc
= "Operation was cancelled"
1004 except Exception as e
:
1005 exc
= traceback
.format_exc()
1006 self
.logger
.critical(logging_text
+ "Exit Exception {} while '{}': {}".format(type(e
).__name
__, step
, e
),
1011 db_nsr_update
["detailed-status"] = "ERROR {}: {}".format(step
, exc
)
1012 db_nsr_update
["operational-status"] = "failed"
1014 db_nslcmop_update
["detailed-status"] = "FAILED {}: {}".format(step
, exc
)
1015 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
1016 db_nslcmop_update
["statusEnteredTime"] = time()
1019 db_nsr_update
["_admin.nslcmop"] = None
1020 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1021 if db_nslcmop_update
:
1022 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1023 except DbException
as e
:
1024 self
.logger
.error(logging_text
+ "Cannot update database: {}".format(e
))
1025 if nslcmop_operation_state
:
1027 await self
.msg
.aiowrite("ns", "instantiated", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
1028 "operationState": nslcmop_operation_state
})
1029 except Exception as e
:
1030 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
1032 self
.logger
.debug(logging_text
+ "Exit")
1033 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_instantiate")
1035 async def _destroy_charm(self
, model
, application
):
1037 Order N2VC destroy a charm
1040 :return: True if charm does not exist. False if it exist
1042 if not await self
.n2vc
.HasApplication(model
, application
):
1043 return True # Already removed
1044 await self
.n2vc
.RemoveCharms(model
, application
)
1047 async def _wait_charm_destroyed(self
, model
, application
, timeout
):
1049 Wait until charm does not exist
1053 :return: True if not exist, False if timeout
1056 if not await self
.n2vc
.HasApplication(model
, application
):
1060 await asyncio
.sleep(10)
1063 async def terminate(self
, nsr_id
, nslcmop_id
):
1064 logging_text
= "Task ns={} terminate={} ".format(nsr_id
, nslcmop_id
)
1065 self
.logger
.debug(logging_text
+ "Enter")
1069 failed_detail
= [] # annotates all failed error messages
1070 vca_time_destroy
= None # time of where destroy charm order
1071 db_nsr_update
= {"_admin.nslcmop": nslcmop_id
}
1072 db_nslcmop_update
= {}
1073 nslcmop_operation_state
= None
1075 step
= "Getting nslcmop={} from db".format(nslcmop_id
)
1076 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
1077 step
= "Getting nsr={} from db".format(nsr_id
)
1078 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1079 # nsd = db_nsr["nsd"]
1080 nsr_deployed
= deepcopy(db_nsr
["_admin"].get("deployed"))
1081 if db_nsr
["_admin"]["nsState"] == "NOT_INSTANTIATED":
1083 # #TODO check if VIM is creating and wait
1084 # RO_vim_id = db_vim["_admin"]["deployed"]["RO"]
1086 db_nsr_update
["operational-status"] = "terminating"
1087 db_nsr_update
["config-status"] = "terminating"
1089 if nsr_deployed
and nsr_deployed
.get("VCA"):
1091 step
= "Scheduling configuration charms removing"
1092 db_nsr_update
["detailed-status"] = "Deleting charms"
1093 self
.logger
.debug(logging_text
+ step
)
1094 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1095 # for backward compatibility
1096 if isinstance(nsr_deployed
["VCA"], dict):
1097 nsr_deployed
["VCA"] = list(nsr_deployed
["VCA"].values())
1098 db_nsr_update
["_admin.deployed.VCA"] = nsr_deployed
["VCA"]
1099 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1101 for vca_index
, vca_deployed
in enumerate(nsr_deployed
["VCA"]):
1103 if await self
._destroy
_charm
(vca_deployed
['model'], vca_deployed
["application"]):
1104 vca_deployed
.clear()
1105 db_nsr
["_admin.deployed.VCA.{}".format(vca_index
)] = None
1107 vca_time_destroy
= time()
1108 except Exception as e
:
1109 self
.logger
.debug(logging_text
+ "Failed while deleting charms: {}".format(e
))
1113 RO
= ROclient
.ROClient(self
.loop
, **self
.ro_config
)
1116 RO_nsr_id
= RO_delete_action
= None
1117 if nsr_deployed
and nsr_deployed
.get("RO"):
1118 RO_nsr_id
= nsr_deployed
["RO"].get("nsr_id")
1119 RO_delete_action
= nsr_deployed
["RO"].get("nsr_delete_action_id")
1122 step
= db_nsr_update
["detailed-status"] = db_nslcmop_update
["detailed-status"] = "Deleting ns at RO"
1123 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1124 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1125 self
.logger
.debug(logging_text
+ step
)
1126 desc
= await RO
.delete("ns", RO_nsr_id
)
1127 RO_delete_action
= desc
["action_id"]
1128 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = RO_delete_action
1129 db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
1130 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
1131 if RO_delete_action
:
1132 # wait until NS is deleted from VIM
1133 step
= detailed_status
= "Waiting ns deleted from VIM. RO_id={} RO_delete_action={}".\
1134 format(RO_nsr_id
, RO_delete_action
)
1135 detailed_status_old
= None
1136 self
.logger
.debug(logging_text
+ step
)
1138 delete_timeout
= 20 * 60 # 20 minutes
1139 while delete_timeout
> 0:
1140 desc
= await RO
.show("ns", item_id_name
=RO_nsr_id
, extra_item
="action",
1141 extra_item_id
=RO_delete_action
)
1142 ns_status
, ns_status_info
= RO
.check_action_status(desc
)
1143 if ns_status
== "ERROR":
1144 raise ROclient
.ROClientException(ns_status_info
)
1145 elif ns_status
== "BUILD":
1146 detailed_status
= step
+ "; {}".format(ns_status_info
)
1147 elif ns_status
== "ACTIVE":
1148 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = None
1149 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
1152 assert False, "ROclient.check_action_status returns unknown {}".format(ns_status
)
1153 if detailed_status
!= detailed_status_old
:
1154 detailed_status_old
= db_nslcmop_update
["detailed-status"] = \
1155 db_nsr_update
["detailed-status"] = detailed_status
1156 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1157 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1158 await asyncio
.sleep(5, loop
=self
.loop
)
1160 else: # delete_timeout <= 0:
1161 raise ROclient
.ROClientException("Timeout waiting ns deleted from VIM")
1163 except ROclient
.ROClientException
as e
:
1164 if e
.http_code
== 404: # not found
1165 db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
1166 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
1167 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = None
1168 self
.logger
.debug(logging_text
+ "RO_ns_id={} already deleted".format(RO_nsr_id
))
1169 elif e
.http_code
== 409: # conflict
1170 failed_detail
.append("RO_ns_id={} delete conflict: {}".format(RO_nsr_id
, e
))
1171 self
.logger
.debug(logging_text
+ failed_detail
[-1])
1174 failed_detail
.append("RO_ns_id={} delete error: {}".format(RO_nsr_id
, e
))
1175 self
.logger
.error(logging_text
+ failed_detail
[-1])
1179 if not RO_fail
and nsr_deployed
and nsr_deployed
.get("RO") and nsr_deployed
["RO"].get("nsd_id"):
1180 RO_nsd_id
= nsr_deployed
["RO"]["nsd_id"]
1182 step
= db_nsr_update
["detailed-status"] = db_nslcmop_update
["detailed-status"] =\
1183 "Deleting nsd at RO"
1184 await RO
.delete("nsd", RO_nsd_id
)
1185 self
.logger
.debug(logging_text
+ "RO_nsd_id={} deleted".format(RO_nsd_id
))
1186 db_nsr_update
["_admin.deployed.RO.nsd_id"] = None
1187 except ROclient
.ROClientException
as e
:
1188 if e
.http_code
== 404: # not found
1189 db_nsr_update
["_admin.deployed.RO.nsd_id"] = None
1190 self
.logger
.debug(logging_text
+ "RO_nsd_id={} already deleted".format(RO_nsd_id
))
1191 elif e
.http_code
== 409: # conflict
1192 failed_detail
.append("RO_nsd_id={} delete conflict: {}".format(RO_nsd_id
, e
))
1193 self
.logger
.debug(logging_text
+ failed_detail
[-1])
1196 failed_detail
.append("RO_nsd_id={} delete error: {}".format(RO_nsd_id
, e
))
1197 self
.logger
.error(logging_text
+ failed_detail
[-1])
1200 if not RO_fail
and nsr_deployed
and nsr_deployed
.get("RO") and nsr_deployed
["RO"].get("vnfd_id"):
1201 for vnf_id
, RO_vnfd_id
in nsr_deployed
["RO"]["vnfd_id"].items():
1205 step
= db_nsr_update
["detailed-status"] = db_nslcmop_update
["detailed-status"] =\
1206 "Deleting vnfd={} at RO".format(vnf_id
)
1207 await RO
.delete("vnfd", RO_vnfd_id
)
1208 self
.logger
.debug(logging_text
+ "RO_vnfd_id={} deleted".format(RO_vnfd_id
))
1209 db_nsr_update
["_admin.deployed.RO.vnfd_id.{}".format(vnf_id
)] = None
1210 except ROclient
.ROClientException
as e
:
1211 if e
.http_code
== 404: # not found
1212 db_nsr_update
["_admin.deployed.RO.vnfd_id.{}".format(vnf_id
)] = None
1213 self
.logger
.debug(logging_text
+ "RO_vnfd_id={} already deleted ".format(RO_vnfd_id
))
1214 elif e
.http_code
== 409: # conflict
1215 failed_detail
.append("RO_vnfd_id={} delete conflict: {}".format(RO_vnfd_id
, e
))
1216 self
.logger
.debug(logging_text
+ failed_detail
[-1])
1218 failed_detail
.append("RO_vnfd_id={} delete error: {}".format(RO_vnfd_id
, e
))
1219 self
.logger
.error(logging_text
+ failed_detail
[-1])
1221 # wait until charm deleted
1222 if vca_time_destroy
:
1223 db_nsr_update
["detailed-status"] = db_nslcmop_update
["detailed-status"] = step
= \
1224 "Waiting for deletion of configuration charms"
1225 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1226 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1227 for vca_index
, vca_deployed
in enumerate(nsr_deployed
["VCA"]):
1228 if not vca_deployed
:
1230 step
= "Waiting for deletion of charm application_name={}".format(vca_deployed
["application"])
1231 timeout
= self
.timeout_charm_delete
- int(time() - vca_time_destroy
)
1232 if not await self
._wait
_charm
_destroyed
(vca_deployed
['model'], vca_deployed
["application"],
1234 failed_detail
.append("VCA[application_name={}] Deletion timeout".format(
1235 vca_deployed
["application"]))
1237 db_nsr
["_admin.deployed.VCA.{}".format(vca_index
)] = None
1240 self
.logger
.error(logging_text
+ " ;".join(failed_detail
))
1241 db_nsr_update
["operational-status"] = "failed"
1242 db_nsr_update
["detailed-status"] = "Deletion errors " + "; ".join(failed_detail
)
1243 db_nslcmop_update
["detailed-status"] = "; ".join(failed_detail
)
1244 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
1245 db_nslcmop_update
["statusEnteredTime"] = time()
1246 elif db_nslcmop
["operationParams"].get("autoremove"):
1247 self
.db
.del_one("nsrs", {"_id": nsr_id
})
1249 db_nsr_update
.clear()
1250 self
.db
.del_list("nslcmops", {"nsInstanceId": nsr_id
})
1252 nslcmop_operation_state
= "COMPLETED"
1253 db_nslcmop_update
.clear()
1254 self
.db
.del_list("vnfrs", {"nsr-id-ref": nsr_id
})
1255 self
.db
.set_list("pdus", {"_admin.usage.nsr_id": nsr_id
},
1256 {"_admin.usageSate": "NOT_IN_USE", "_admin.usage": None})
1257 self
.logger
.debug(logging_text
+ "Delete from database")
1259 db_nsr_update
["operational-status"] = "terminated"
1260 db_nsr_update
["detailed-status"] = "Done"
1261 db_nsr_update
["_admin.nsState"] = "NOT_INSTANTIATED"
1262 db_nslcmop_update
["detailed-status"] = "Done"
1263 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "COMPLETED"
1264 db_nslcmop_update
["statusEnteredTime"] = time()
1266 except (ROclient
.ROClientException
, DbException
) as e
:
1267 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
1269 except asyncio
.CancelledError
:
1270 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
1271 exc
= "Operation was cancelled"
1272 except Exception as e
:
1273 exc
= traceback
.format_exc()
1274 self
.logger
.critical(logging_text
+ "Exit Exception {}".format(e
), exc_info
=True)
1276 if exc
and db_nslcmop
:
1277 db_nslcmop_update
["detailed-status"] = "FAILED {}: {}".format(step
, exc
)
1278 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
1279 db_nslcmop_update
["statusEnteredTime"] = time()
1281 if db_nslcmop
and db_nslcmop_update
:
1282 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1284 db_nsr_update
["_admin.nslcmop"] = None
1285 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1286 except DbException
as e
:
1287 self
.logger
.error(logging_text
+ "Cannot update database: {}".format(e
))
1288 if nslcmop_operation_state
:
1290 await self
.msg
.aiowrite("ns", "terminated", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
1291 "operationState": nslcmop_operation_state
})
1292 except Exception as e
:
1293 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
1294 self
.logger
.debug(logging_text
+ "Exit")
1295 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_terminate")
1297 async def _ns_execute_primitive(self
, db_deployed
, nsr_name
, member_vnf_index
, vdu_id
, vdu_name
, vdu_count_index
,
1298 primitive
, primitive_params
):
1300 for vca_deployed
in db_deployed
["VCA"]:
1301 if not vca_deployed
:
1303 if member_vnf_index
!= vca_deployed
["member-vnf-index"] or vdu_id
!= vca_deployed
["vdu_id"]:
1305 if vdu_name
and vdu_name
!= vca_deployed
["vdu_name"]:
1307 if vdu_count_index
and vdu_count_index
!= vca_deployed
["vdu_count_index"]:
1311 raise LcmException("charm for member_vnf_index={} vdu_id={} vdu_name={} vdu_count_index={} is not deployed"
1312 .format(member_vnf_index
, vdu_id
, vdu_name
, vdu_count_index
))
1313 model_name
= vca_deployed
.get("model")
1314 application_name
= vca_deployed
.get("application")
1315 if not model_name
or not application_name
:
1316 raise LcmException("charm for member_vnf_index={} vdu_id={} vdu_name={} vdu_count_index={} has not model "
1317 "or application name" .format(member_vnf_index
, vdu_id
, vdu_name
, vdu_count_index
))
1318 if vca_deployed
["operational-status"] != "active":
1319 raise LcmException("charm for member_vnf_index={} vdu_id={} operational_status={} not 'active'".format(
1320 member_vnf_index
, vdu_id
, vca_deployed
["operational-status"]))
1321 callback
= None # self.n2vc_callback
1322 callback_args
= () # [db_nsr, db_nslcmop, member_vnf_index, None]
1323 await self
.n2vc
.login()
1324 task
= asyncio
.ensure_future(
1325 self
.n2vc
.ExecutePrimitive(
1328 primitive
, callback
,
1333 # task.add_done_callback(functools.partial(self.n2vc_callback, model_name, application_name, None,
1334 # db_nsr, db_nslcmop, member_vnf_index))
1335 # self.lcm_tasks.register("ns", nsr_id, nslcmop_id, "action:" + primitive, task)
1336 # wait until completed with timeout
1337 await asyncio
.wait((task
,), timeout
=600)
1339 result
= "FAILED" # by default
1341 if task
.cancelled():
1342 result_detail
= "Task has been cancelled"
1344 exc
= task
.exception()
1346 result_detail
= str(exc
)
1348 # TODO revise with Adam if action is finished and ok when task is done or callback is needed
1349 result
= "COMPLETED"
1350 result_detail
= "Done"
1352 # TODO Should it be cancelled?!!
1354 result_detail
= "timeout"
1355 return result
, result_detail
1357 async def action(self
, nsr_id
, nslcmop_id
):
1358 logging_text
= "Task ns={} action={} ".format(nsr_id
, nslcmop_id
)
1359 self
.logger
.debug(logging_text
+ "Enter")
1360 # get all needed from database
1363 db_nsr_update
= {"_admin.nslcmop": nslcmop_id
}
1364 db_nslcmop_update
= {}
1365 nslcmop_operation_state
= None
1368 step
= "Getting information from database"
1369 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
1370 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1371 nsr_deployed
= db_nsr
["_admin"].get("deployed")
1372 nsr_name
= db_nsr
["name"]
1373 vnf_index
= db_nslcmop
["operationParams"]["member_vnf_index"]
1374 vdu_id
= db_nslcmop
["operationParams"].get("vdu_id")
1375 vdu_count_index
= db_nslcmop
["operationParams"].get("vdu_count_index")
1376 vdu_name
= db_nslcmop
["operationParams"].get("vdu_name")
1378 # look if previous tasks in process
1379 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("ns", nsr_id
, nslcmop_id
)
1381 step
= db_nslcmop_update
["detailed-status"] = \
1382 "Waiting for related tasks to be completed: {}".format(task_name
)
1383 self
.logger
.debug(logging_text
+ step
)
1384 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1385 _
, pending
= await asyncio
.wait(task_dependency
, timeout
=3600)
1387 raise LcmException("Timeout waiting related tasks to be completed")
1389 # for backward compatibility
1390 if nsr_deployed
and isinstance(nsr_deployed
.get("VCA"), dict):
1391 nsr_deployed
["VCA"] = list(nsr_deployed
["VCA"].values())
1392 db_nsr_update
["_admin.deployed.VCA"] = nsr_deployed
["VCA"]
1393 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1395 # TODO check if ns is in a proper status
1396 primitive
= db_nslcmop
["operationParams"]["primitive"]
1397 primitive_params
= db_nslcmop
["operationParams"]["primitive_params"]
1398 result
, result_detail
= await self
._ns
_execute
_primitive
(nsr_deployed
, nsr_name
, vnf_index
, vdu_id
,
1399 vdu_name
, vdu_count_index
, primitive
,
1401 db_nslcmop_update
["detailed-status"] = result_detail
1402 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= result
1403 db_nslcmop_update
["statusEnteredTime"] = time()
1404 self
.logger
.debug(logging_text
+ " task Done with result {} {}".format(result
, result_detail
))
1405 return # database update is called inside finally
1407 except (DbException
, LcmException
) as e
:
1408 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
1410 except asyncio
.CancelledError
:
1411 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
1412 exc
= "Operation was cancelled"
1413 except Exception as e
:
1414 exc
= traceback
.format_exc()
1415 self
.logger
.critical(logging_text
+ "Exit Exception {} {}".format(type(e
).__name
__, e
), exc_info
=True)
1417 if exc
and db_nslcmop
:
1418 db_nslcmop_update
["detailed-status"] = "FAILED {}: {}".format(step
, exc
)
1419 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
1420 db_nslcmop_update
["statusEnteredTime"] = time()
1422 if db_nslcmop_update
:
1423 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1425 db_nsr_update
["_admin.nslcmop"] = None
1426 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1427 except DbException
as e
:
1428 self
.logger
.error(logging_text
+ "Cannot update database: {}".format(e
))
1429 self
.logger
.debug(logging_text
+ "Exit")
1430 if nslcmop_operation_state
:
1432 await self
.msg
.aiowrite("ns", "actioned", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
1433 "operationState": nslcmop_operation_state
})
1434 except Exception as e
:
1435 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
1436 self
.logger
.debug(logging_text
+ "Exit")
1437 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_action")
1439 async def scale(self
, nsr_id
, nslcmop_id
):
1440 logging_text
= "Task ns={} scale={} ".format(nsr_id
, nslcmop_id
)
1441 self
.logger
.debug(logging_text
+ "Enter")
1442 # get all needed from database
1445 db_nslcmop_update
= {}
1446 nslcmop_operation_state
= None
1447 db_nsr_update
= {"_admin.nslcmop": nslcmop_id
}
1449 # in case of error, indicates what part of scale was failed to put nsr at error status
1450 scale_process
= None
1451 old_operational_status
= ""
1452 old_config_status
= ""
1455 step
= "Getting nslcmop from database"
1456 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
1457 step
= "Getting nsr from database"
1458 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1459 nsr_name
= db_nsr
["name"]
1460 old_operational_status
= db_nsr
["operational-status"]
1461 old_config_status
= db_nsr
["config-status"]
1463 # look if previous tasks in process
1464 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("ns", nsr_id
, nslcmop_id
)
1466 step
= db_nslcmop_update
["detailed-status"] = \
1467 "Waiting for related tasks to be completed: {}".format(task_name
)
1468 self
.logger
.debug(logging_text
+ step
)
1469 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1470 _
, pending
= await asyncio
.wait(task_dependency
, timeout
=3600)
1472 raise LcmException("Timeout waiting related tasks to be completed")
1474 step
= "Parsing scaling parameters"
1475 db_nsr_update
["operational-status"] = "scaling"
1476 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1477 nsr_deployed
= db_nsr
["_admin"].get("deployed")
1478 RO_nsr_id
= nsr_deployed
["RO"]["nsr_id"]
1479 vnf_index
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleByStepData"]["member-vnf-index"]
1480 scaling_group
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"]
1481 scaling_type
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleVnfType"]
1482 # scaling_policy = db_nslcmop["operationParams"]["scaleVnfData"]["scaleByStepData"].get("scaling-policy")
1484 # for backward compatibility
1485 if nsr_deployed
and isinstance(nsr_deployed
.get("VCA"), dict):
1486 nsr_deployed
["VCA"] = list(nsr_deployed
["VCA"].values())
1487 db_nsr_update
["_admin.deployed.VCA"] = nsr_deployed
["VCA"]
1488 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1490 step
= "Getting vnfr from database"
1491 db_vnfr
= self
.db
.get_one("vnfrs", {"member-vnf-index-ref": vnf_index
, "nsr-id-ref": nsr_id
})
1492 step
= "Getting vnfd from database"
1493 db_vnfd
= self
.db
.get_one("vnfds", {"_id": db_vnfr
["vnfd-id"]})
1494 step
= "Getting scaling-group-descriptor"
1495 for scaling_descriptor
in db_vnfd
["scaling-group-descriptor"]:
1496 if scaling_descriptor
["name"] == scaling_group
:
1499 raise LcmException("input parameter 'scaleByStepData':'scaling-group-descriptor':'{}' is not present "
1500 "at vnfd:scaling-group-descriptor".format(scaling_group
))
1502 # for scaling_policy_descriptor in scaling_descriptor.get("scaling-policy", ()):
1503 # cooldown_time = scaling_policy_descriptor.get("cooldown-time", 0)
1504 # if scaling_policy and scaling_policy == scaling_policy_descriptor.get("name"):
1507 # TODO check if ns is in a proper status
1508 step
= "Sending scale order to RO"
1510 if not db_nsr
["_admin"].get("scaling-group"):
1511 self
.update_db_2("nsrs", nsr_id
, {"_admin.scaling-group": [{"name": scaling_group
, "nb-scale-op": 0}]})
1512 admin_scale_index
= 0
1514 for admin_scale_index
, admin_scale_info
in enumerate(db_nsr
["_admin"]["scaling-group"]):
1515 if admin_scale_info
["name"] == scaling_group
:
1516 nb_scale_op
= admin_scale_info
.get("nb-scale-op", 0)
1518 else: # not found, set index one plus last element and add new entry with the name
1519 admin_scale_index
+= 1
1520 db_nsr_update
["_admin.scaling-group.{}.name".format(admin_scale_index
)] = scaling_group
1521 RO_scaling_info
= []
1522 vdu_scaling_info
= {"scaling_group_name": scaling_group
, "vdu": []}
1523 if scaling_type
== "SCALE_OUT":
1524 # count if max-instance-count is reached
1525 if "max-instance-count" in scaling_descriptor
and scaling_descriptor
["max-instance-count"] is not None:
1526 max_instance_count
= int(scaling_descriptor
["max-instance-count"])
1527 if nb_scale_op
>= max_instance_count
:
1528 raise LcmException("reached the limit of {} (max-instance-count) scaling-out operations for the"
1529 " scaling-group-descriptor '{}'".format(nb_scale_op
, scaling_group
))
1530 nb_scale_op
= nb_scale_op
+ 1
1531 vdu_scaling_info
["scaling_direction"] = "OUT"
1532 vdu_scaling_info
["vdu-create"] = {}
1533 for vdu_scale_info
in scaling_descriptor
["vdu"]:
1534 RO_scaling_info
.append({"osm_vdu_id": vdu_scale_info
["vdu-id-ref"], "member-vnf-index": vnf_index
,
1535 "type": "create", "count": vdu_scale_info
.get("count", 1)})
1536 vdu_scaling_info
["vdu-create"][vdu_scale_info
["vdu-id-ref"]] = vdu_scale_info
.get("count", 1)
1537 elif scaling_type
== "SCALE_IN":
1538 # count if min-instance-count is reached
1539 min_instance_count
= 0
1540 if "min-instance-count" in scaling_descriptor
and scaling_descriptor
["min-instance-count"] is not None:
1541 min_instance_count
= int(scaling_descriptor
["min-instance-count"])
1542 if nb_scale_op
<= min_instance_count
:
1543 raise LcmException("reached the limit of {} (min-instance-count) scaling-in operations for the "
1544 "scaling-group-descriptor '{}'".format(nb_scale_op
, scaling_group
))
1545 nb_scale_op
= nb_scale_op
- 1
1546 vdu_scaling_info
["scaling_direction"] = "IN"
1547 vdu_scaling_info
["vdu-delete"] = {}
1548 for vdu_scale_info
in scaling_descriptor
["vdu"]:
1549 RO_scaling_info
.append({"osm_vdu_id": vdu_scale_info
["vdu-id-ref"], "member-vnf-index": vnf_index
,
1550 "type": "delete", "count": vdu_scale_info
.get("count", 1)})
1551 vdu_scaling_info
["vdu-delete"][vdu_scale_info
["vdu-id-ref"]] = vdu_scale_info
.get("count", 1)
1553 # update VDU_SCALING_INFO with the VDUs to delete ip_addresses
1554 vdu_create
= vdu_scaling_info
.get("vdu-create")
1555 vdu_delete
= copy(vdu_scaling_info
.get("vdu-delete"))
1556 if vdu_scaling_info
["scaling_direction"] == "IN":
1557 for vdur
in reversed(db_vnfr
["vdur"]):
1558 if vdu_delete
.get(vdur
["vdu-id-ref"]):
1559 vdu_delete
[vdur
["vdu-id-ref"]] -= 1
1560 vdu_scaling_info
["vdu"].append({
1561 "name": vdur
["name"],
1562 "vdu_id": vdur
["vdu-id-ref"],
1565 for interface
in vdur
["interfaces"]:
1566 vdu_scaling_info
["vdu"][-1]["interface"].append({
1567 "name": interface
["name"],
1568 "ip_address": interface
["ip-address"],
1569 "mac_address": interface
.get("mac-address"),
1571 vdu_delete
= vdu_scaling_info
.pop("vdu-delete")
1573 # execute primitive service PRE-SCALING
1574 step
= "Executing pre-scale vnf-config-primitive"
1575 if scaling_descriptor
.get("scaling-config-action"):
1576 for scaling_config_action
in scaling_descriptor
["scaling-config-action"]:
1577 if scaling_config_action
.get("trigger") and scaling_config_action
["trigger"] == "pre-scale-in" \
1578 and scaling_type
== "SCALE_IN":
1579 vnf_config_primitive
= scaling_config_action
["vnf-config-primitive-name-ref"]
1580 step
= db_nslcmop_update
["detailed-status"] = \
1581 "executing pre-scale scaling-config-action '{}'".format(vnf_config_primitive
)
1582 # look for primitive
1583 primitive_params
= {}
1584 for config_primitive
in db_vnfd
.get("vnf-configuration", {}).get("config-primitive", ()):
1585 if config_primitive
["name"] == vnf_config_primitive
:
1586 for parameter
in config_primitive
.get("parameter", ()):
1587 if 'default-value' in parameter
and \
1588 parameter
['default-value'] == "<VDU_SCALE_INFO>":
1589 primitive_params
[parameter
["name"]] = yaml
.safe_dump(vdu_scaling_info
,
1590 default_flow_style
=True,
1595 "Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:scaling-config-action"
1596 "[vnf-config-primitive-name-ref='{}'] does not match any vnf-cnfiguration:config-"
1597 "primitive".format(scaling_group
, config_primitive
))
1598 scale_process
= "VCA"
1599 db_nsr_update
["config-status"] = "configuring pre-scaling"
1600 result
, result_detail
= await self
._ns
_execute
_primitive
(nsr_deployed
, nsr_name
, vnf_index
,
1601 None, None, None, vnf_config_primitive
,
1603 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Done with result {} {}".format(
1604 vnf_config_primitive
, result
, result_detail
))
1605 if result
== "FAILED":
1606 raise LcmException(result_detail
)
1607 db_nsr_update
["config-status"] = old_config_status
1608 scale_process
= None
1611 scale_process
= "RO"
1612 RO
= ROclient
.ROClient(self
.loop
, **self
.ro_config
)
1613 RO_desc
= await RO
.create_action("ns", RO_nsr_id
, {"vdu-scaling": RO_scaling_info
})
1614 db_nsr_update
["_admin.scaling-group.{}.nb-scale-op".format(admin_scale_index
)] = nb_scale_op
1615 db_nsr_update
["_admin.scaling-group.{}.time".format(admin_scale_index
)] = time()
1617 RO_nslcmop_id
= RO_desc
["instance_action_id"]
1618 db_nslcmop_update
["_admin.deploy.RO"] = RO_nslcmop_id
1620 RO_task_done
= False
1621 step
= detailed_status
= "Waiting RO_task_id={} to complete the scale action.".format(RO_nslcmop_id
)
1622 detailed_status_old
= None
1623 self
.logger
.debug(logging_text
+ step
)
1625 deployment_timeout
= 1 * 3600 # One hour
1626 while deployment_timeout
> 0:
1627 if not RO_task_done
:
1628 desc
= await RO
.show("ns", item_id_name
=RO_nsr_id
, extra_item
="action",
1629 extra_item_id
=RO_nslcmop_id
)
1630 ns_status
, ns_status_info
= RO
.check_action_status(desc
)
1631 if ns_status
== "ERROR":
1632 raise ROclient
.ROClientException(ns_status_info
)
1633 elif ns_status
== "BUILD":
1634 detailed_status
= step
+ "; {}".format(ns_status_info
)
1635 elif ns_status
== "ACTIVE":
1637 step
= detailed_status
= "Waiting ns ready at RO. RO_id={}".format(RO_nsr_id
)
1638 self
.logger
.debug(logging_text
+ step
)
1640 assert False, "ROclient.check_action_status returns unknown {}".format(ns_status
)
1642 desc
= await RO
.show("ns", RO_nsr_id
)
1643 ns_status
, ns_status_info
= RO
.check_ns_status(desc
)
1644 if ns_status
== "ERROR":
1645 raise ROclient
.ROClientException(ns_status_info
)
1646 elif ns_status
== "BUILD":
1647 detailed_status
= step
+ "; {}".format(ns_status_info
)
1648 elif ns_status
== "ACTIVE":
1649 step
= detailed_status
= \
1650 "Waiting for management IP address reported by the VIM. Updating VNFRs"
1652 self
.scale_vnfr(db_vnfr
, vdu_create
=vdu_create
, vdu_delete
=vdu_delete
)
1655 desc
= await RO
.show("ns", RO_nsr_id
)
1656 # nsr_deployed["nsr_ip"] = RO.get_ns_vnf_info(desc)
1657 self
.ns_update_vnfr({db_vnfr
["member-vnf-index-ref"]: db_vnfr
}, desc
)
1659 except LcmExceptionNoMgmtIP
:
1662 assert False, "ROclient.check_ns_status returns unknown {}".format(ns_status
)
1663 if detailed_status
!= detailed_status_old
:
1664 detailed_status_old
= db_nslcmop_update
["detailed-status"] = detailed_status
1665 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1667 await asyncio
.sleep(5, loop
=self
.loop
)
1668 deployment_timeout
-= 5
1669 if deployment_timeout
<= 0:
1670 raise ROclient
.ROClientException("Timeout waiting ns to be ready")
1672 # update VDU_SCALING_INFO with the obtained ip_addresses
1673 if vdu_scaling_info
["scaling_direction"] == "OUT":
1674 for vdur
in reversed(db_vnfr
["vdur"]):
1675 if vdu_scaling_info
["vdu-create"].get(vdur
["vdu-id-ref"]):
1676 vdu_scaling_info
["vdu-create"][vdur
["vdu-id-ref"]] -= 1
1677 vdu_scaling_info
["vdu"].append({
1678 "name": vdur
["name"],
1679 "vdu_id": vdur
["vdu-id-ref"],
1682 for interface
in vdur
["interfaces"]:
1683 vdu_scaling_info
["vdu"][-1]["interface"].append({
1684 "name": interface
["name"],
1685 "ip_address": interface
["ip-address"],
1686 "mac_address": interface
.get("mac-address"),
1688 del vdu_scaling_info
["vdu-create"]
1690 scale_process
= None
1692 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1694 # execute primitive service POST-SCALING
1695 step
= "Executing post-scale vnf-config-primitive"
1696 if scaling_descriptor
.get("scaling-config-action"):
1697 for scaling_config_action
in scaling_descriptor
["scaling-config-action"]:
1698 if scaling_config_action
.get("trigger") and scaling_config_action
["trigger"] == "post-scale-out" \
1699 and scaling_type
== "SCALE_OUT":
1700 vnf_config_primitive
= scaling_config_action
["vnf-config-primitive-name-ref"]
1701 step
= db_nslcmop_update
["detailed-status"] = \
1702 "executing post-scale scaling-config-action '{}'".format(vnf_config_primitive
)
1703 # look for primitive
1704 primitive_params
= {}
1705 for config_primitive
in db_vnfd
.get("vnf-configuration", {}).get("config-primitive", ()):
1706 if config_primitive
["name"] == vnf_config_primitive
:
1707 for parameter
in config_primitive
.get("parameter", ()):
1708 if 'default-value' in parameter
and \
1709 parameter
['default-value'] == "<VDU_SCALE_INFO>":
1710 primitive_params
[parameter
["name"]] = yaml
.safe_dump(vdu_scaling_info
,
1711 default_flow_style
=True,
1715 raise LcmException("Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:"
1716 "scaling-config-action[vnf-config-primitive-name-ref='{}'] does not "
1717 "match any vnf-configuration:config-primitive".format(scaling_group
,
1719 scale_process
= "VCA"
1720 db_nsr_update
["config-status"] = "configuring post-scaling"
1722 result
, result_detail
= await self
._ns
_execute
_primitive
(nsr_deployed
, nsr_name
, vnf_index
,
1723 None, None, None, vnf_config_primitive
,
1725 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Done with result {} {}".format(
1726 vnf_config_primitive
, result
, result_detail
))
1727 if result
== "FAILED":
1728 raise LcmException(result_detail
)
1729 db_nsr_update
["config-status"] = old_config_status
1730 scale_process
= None
1732 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "COMPLETED"
1733 db_nslcmop_update
["statusEnteredTime"] = time()
1734 db_nslcmop_update
["detailed-status"] = "done"
1735 db_nsr_update
["detailed-status"] = "" # "scaled {} {}".format(scaling_group, scaling_type)
1736 db_nsr_update
["operational-status"] = old_operational_status
1737 db_nsr_update
["config-status"] = old_config_status
1739 except (ROclient
.ROClientException
, DbException
, LcmException
) as e
:
1740 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
1742 except asyncio
.CancelledError
:
1743 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
1744 exc
= "Operation was cancelled"
1745 except Exception as e
:
1746 exc
= traceback
.format_exc()
1747 self
.logger
.critical(logging_text
+ "Exit Exception {} {}".format(type(e
).__name
__, e
), exc_info
=True)
1751 db_nslcmop_update
["detailed-status"] = "FAILED {}: {}".format(step
, exc
)
1752 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
1753 db_nslcmop_update
["statusEnteredTime"] = time()
1755 db_nsr_update
["operational-status"] = old_operational_status
1756 db_nsr_update
["config-status"] = old_config_status
1757 db_nsr_update
["detailed-status"] = ""
1758 db_nsr_update
["_admin.nslcmop"] = None
1760 if "VCA" in scale_process
:
1761 db_nsr_update
["config-status"] = "failed"
1762 if "RO" in scale_process
:
1763 db_nsr_update
["operational-status"] = "failed"
1764 db_nsr_update
["detailed-status"] = "FAILED scaling nslcmop={} {}: {}".format(nslcmop_id
, step
,
1767 if db_nslcmop
and db_nslcmop_update
:
1768 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1770 db_nsr_update
["_admin.nslcmop"] = None
1771 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1772 except DbException
as e
:
1773 self
.logger
.error(logging_text
+ "Cannot update database: {}".format(e
))
1774 if nslcmop_operation_state
:
1776 await self
.msg
.aiowrite("ns", "scaled", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
1777 "operationState": nslcmop_operation_state
})
1779 # await asyncio.sleep(cooldown_time)
1780 # await self.msg.aiowrite("ns","scaled-cooldown-time", {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id})
1781 except Exception as e
:
1782 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
1783 self
.logger
.debug(logging_text
+ "Exit")
1784 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_scale")