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
73 def __init__(self
, db
, msg
, fs
, lcm_tasks
, ro_config
, vca_config
, loop
):
75 Init, Connect to database, filesystem storage, and messaging
76 :param config: two level dictionary with configuration. Top level should contain 'database', 'storage',
80 self
.logger
= logging
.getLogger('lcm.ns')
82 self
.lcm_tasks
= lcm_tasks
84 super().__init
__(db
, msg
, fs
, self
.logger
)
86 self
.ro_config
= ro_config
90 server
=vca_config
['host'],
91 port
=vca_config
['port'],
92 user
=vca_config
['user'],
93 secret
=vca_config
['secret'],
94 # TODO: This should point to the base folder where charms are stored,
95 # if there is a common one (like object storage). Otherwise, leave
96 # it unset and pass it via DeployCharms
97 # artifacts=vca_config[''],
101 def vnfd2RO(self
, vnfd
, new_id
=None):
103 Converts creates a new vnfd descriptor for RO base on input OSM IM vnfd
104 :param vnfd: input vnfd
105 :param new_id: overrides vnf id if provided
106 :return: copy of vnfd
110 vnfd_RO
= deepcopy(vnfd
)
111 vnfd_RO
.pop("_id", None)
112 vnfd_RO
.pop("_admin", None)
114 vnfd_RO
["id"] = new_id
115 for vdu
in vnfd_RO
.get("vdu", ()):
116 if "cloud-init-file" in vdu
:
117 base_folder
= vnfd
["_admin"]["storage"]
118 clout_init_file
= "{}/{}/cloud_init/{}".format(
119 base_folder
["folder"],
120 base_folder
["pkg-dir"],
121 vdu
["cloud-init-file"]
123 ci_file
= self
.fs
.file_open(clout_init_file
, "r")
124 # TODO: detect if binary or text. Propose to read as binary and try to decode to utf8. If fails
125 # convert to base 64 or similar
126 clout_init_content
= ci_file
.read()
129 vdu
.pop("cloud-init-file", None)
130 vdu
["cloud-init"] = clout_init_content
131 # remnove unused by RO configuration, monitoring, scaling
132 vnfd_RO
.pop("vnf-configuration", None)
133 vnfd_RO
.pop("monitoring-param", None)
134 vnfd_RO
.pop("scaling-group-descriptor", None)
136 except FsException
as e
:
137 raise LcmException("Error reading file at vnfd {}: {} ".format(vnfd
["_id"], e
))
142 def n2vc_callback(self
, model_name
, application_name
, status
, message
, n2vc_info
, task
=None):
144 Callback both for charm status change and task completion
145 :param model_name: Charm model name
146 :param application_name: Charm application name
147 :param status: Can be
148 - blocked: The unit needs manual intervention
149 - maintenance: The unit is actively deploying/configuring
150 - waiting: The unit is waiting for another charm to be ready
151 - active: The unit is deployed, configured, and ready
152 - error: The charm has failed and needs attention.
153 - terminated: The charm has been destroyed
156 :param message: detailed message error
157 :param n2vc_info: dictionary with information shared with instantiate task. It contains:
160 lcmOperationType: currently "instantiate"
161 deployed: dictionary with {<application>: {operational-status: <status>, detailed-status: <text>}}
162 db_update: dictionary to be filled with the changes to be wrote to database with format key.key.key: value
163 n2vc_event: event used to notify instantiation task that some change has been produced
164 :param task: None for charm status change, or task for completion task callback
168 nsr_id
= n2vc_info
["nsr_id"]
169 deployed
= n2vc_info
["deployed"]
170 db_nsr_update
= n2vc_info
["db_update"]
171 nslcmop_id
= n2vc_info
["nslcmop_id"]
172 ns_operation
= n2vc_info
["lcmOperationType"]
173 n2vc_event
= n2vc_info
["n2vc_event"]
174 logging_text
= "Task ns={} {}={} [n2vc_callback] application={}".format(nsr_id
, ns_operation
, nslcmop_id
,
176 for vca_index
, vca_deployed
in enumerate(deployed
):
179 if model_name
== vca_deployed
["model"] and application_name
== vca_deployed
["application"]:
182 self
.logger
.error(logging_text
+ " Not present at nsr._admin.deployed.VCA")
186 self
.logger
.debug(logging_text
+ " task Cancelled")
187 vca_deployed
['operational-status'] = "error"
188 db_nsr_update
["_admin.deployed.VCA.{}.operational-status".format(vca_index
)] = "error"
189 vca_deployed
['detailed-status'] = "Task Cancelled"
190 db_nsr_update
["_admin.deployed.VCA.{}.detailed-status".format(vca_index
)] = "Task Cancelled"
193 exc
= task
.exception()
195 self
.logger
.error(logging_text
+ " task Exception={}".format(exc
))
196 vca_deployed
['operational-status'] = "error"
197 db_nsr_update
["_admin.deployed.VCA.{}.operational-status".format(vca_index
)] = "error"
198 vca_deployed
['detailed-status'] = str(exc
)
199 db_nsr_update
["_admin.deployed.VCA.{}.detailed-status".format(vca_index
)] = str(exc
)
201 self
.logger
.debug(logging_text
+ " task Done")
202 # task is Done, but callback is still ongoing. So ignore
205 self
.logger
.debug(logging_text
+ " Enter status={} message={}".format(status
, message
))
206 if vca_deployed
['operational-status'] == status
:
207 return # same status, ignore
208 vca_deployed
['operational-status'] = status
209 db_nsr_update
["_admin.deployed.VCA.{}.operational-status".format(vca_index
)] = status
210 vca_deployed
['detailed-status'] = str(message
)
211 db_nsr_update
["_admin.deployed.VCA.{}.detailed-status".format(vca_index
)] = str(message
)
213 self
.logger
.critical(logging_text
+ " Enter with bad parameters", exc_info
=True)
215 # wake up instantiate task
217 except Exception as e
:
218 self
.logger
.critical(logging_text
+ " Exception {}".format(e
), exc_info
=True)
220 def ns_params_2_RO(self
, ns_params
, nsd
, vnfd_dict
, n2vc_key_list
):
222 Creates a RO ns descriptor from OSM ns_instantiate params
223 :param ns_params: OSM instantiate params
224 :return: The RO ns descriptor
227 # TODO feature 1417: Check that no instantiation is set over PDU
228 # check if PDU forces a concrete vim-network-id and add it
229 # check if PDU contains a SDN-assist info (dpid, switch, port) and pass it to RO
231 def vim_account_2_RO(vim_account
):
232 if vim_account
in vim_2_RO
:
233 return vim_2_RO
[vim_account
]
235 db_vim
= self
.db
.get_one("vim_accounts", {"_id": vim_account
})
236 if db_vim
["_admin"]["operationalState"] != "ENABLED":
237 raise LcmException("VIM={} is not available. operationalState={}".format(
238 vim_account
, db_vim
["_admin"]["operationalState"]))
239 RO_vim_id
= db_vim
["_admin"]["deployed"]["RO"]
240 vim_2_RO
[vim_account
] = RO_vim_id
243 def ip_profile_2_RO(ip_profile
):
244 RO_ip_profile
= deepcopy((ip_profile
))
245 if "dns-server" in RO_ip_profile
:
246 if isinstance(RO_ip_profile
["dns-server"], list):
247 RO_ip_profile
["dns-address"] = []
248 for ds
in RO_ip_profile
.pop("dns-server"):
249 RO_ip_profile
["dns-address"].append(ds
['address'])
251 RO_ip_profile
["dns-address"] = RO_ip_profile
.pop("dns-server")
252 if RO_ip_profile
.get("ip-version") == "ipv4":
253 RO_ip_profile
["ip-version"] = "IPv4"
254 if RO_ip_profile
.get("ip-version") == "ipv6":
255 RO_ip_profile
["ip-version"] = "IPv6"
256 if "dhcp-params" in RO_ip_profile
:
257 RO_ip_profile
["dhcp"] = RO_ip_profile
.pop("dhcp-params")
263 # "name": ns_params["nsName"],
264 # "description": ns_params.get("nsDescription"),
265 "datacenter": vim_account_2_RO(ns_params
["vimAccountId"]),
266 # "scenario": ns_params["nsdId"],
269 for vnfd_ref
, vnfd
in vnfd_dict
.items():
270 vdu_needed_access
= []
272 if vnfd
.get("vnf-configuration"):
273 if vnfd
.get("mgmt-interface"):
274 if vnfd
["mgmt-interface"].get("vdu-id"):
275 vdu_needed_access
.append(vnfd
["mgmt-interface"]["vdu-id"])
276 elif vnfd
["mgmt-interface"].get("cp"):
277 mgmt_cp
= vnfd
["mgmt-interface"]["cp"]
279 for vdu
in vnfd
.get("vdu", ()):
280 if vdu
.get("vdu-configuration"):
281 vdu_needed_access
.append(vdu
["id"])
283 for vdu_interface
in vdu
.get("interface"):
284 if vdu_interface
.get("external-connection-point-ref") and \
285 vdu_interface
["external-connection-point-ref"] == mgmt_cp
:
286 vdu_needed_access
.append(vdu
["id"])
290 if vdu_needed_access
:
291 for vnf_member
in nsd
.get("constituent-vnfd"):
292 if vnf_member
["vnfd-id-ref"] != vnfd_ref
:
294 for vdu
in vdu_needed_access
:
295 populate_dict(RO_ns_params
,
296 ("vnfs", vnf_member
["member-vnf-index"], "vdus", vdu
, "mgmt_keys"),
299 if ns_params
.get("vduImage"):
300 RO_ns_params
["vduImage"] = ns_params
["vduImage"]
302 if ns_params
.get("ssh_keys"):
303 RO_ns_params
["cloud-config"] = {"key-pairs": ns_params
["ssh_keys"]}
304 for vnf_params
in get_iterable(ns_params
, "vnf"):
305 for constituent_vnfd
in nsd
["constituent-vnfd"]:
306 if constituent_vnfd
["member-vnf-index"] == vnf_params
["member-vnf-index"]:
307 vnf_descriptor
= vnfd_dict
[constituent_vnfd
["vnfd-id-ref"]]
310 raise LcmException("Invalid instantiate parameter vnf:member-vnf-index={} is not present at nsd:"
311 "constituent-vnfd".format(vnf_params
["member-vnf-index"]))
312 if vnf_params
.get("vimAccountId"):
313 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "datacenter"),
314 vim_account_2_RO(vnf_params
["vimAccountId"]))
316 for vdu_params
in get_iterable(vnf_params
, "vdu"):
317 # TODO feature 1417: check that this VDU exist and it is not a PDU
318 if vdu_params
.get("volume"):
319 for volume_params
in vdu_params
["volume"]:
320 if volume_params
.get("vim-volume-id"):
321 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
322 vdu_params
["id"], "devices", volume_params
["name"], "vim_id"),
323 volume_params
["vim-volume-id"])
324 if vdu_params
.get("interface"):
325 for interface_params
in vdu_params
["interface"]:
326 if interface_params
.get("ip-address"):
327 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
328 vdu_params
["id"], "interfaces", interface_params
["name"],
330 interface_params
["ip-address"])
331 if interface_params
.get("mac-address"):
332 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
333 vdu_params
["id"], "interfaces", interface_params
["name"],
335 interface_params
["mac-address"])
336 if interface_params
.get("floating-ip-required"):
337 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
338 vdu_params
["id"], "interfaces", interface_params
["name"],
340 interface_params
["floating-ip-required"])
342 for internal_vld_params
in get_iterable(vnf_params
, "internal-vld"):
343 if internal_vld_params
.get("vim-network-name"):
344 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
345 internal_vld_params
["name"], "vim-network-name"),
346 internal_vld_params
["vim-network-name"])
347 if internal_vld_params
.get("ip-profile"):
348 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
349 internal_vld_params
["name"], "ip-profile"),
350 ip_profile_2_RO(internal_vld_params
["ip-profile"]))
352 for icp_params
in get_iterable(internal_vld_params
, "internal-connection-point"):
355 for vdu_descriptor
in vnf_descriptor
["vdu"]:
356 for vdu_interface
in vdu_descriptor
["interface"]:
357 if vdu_interface
.get("internal-connection-point-ref") == icp_params
["id-ref"]:
358 if icp_params
.get("ip-address"):
359 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
360 vdu_descriptor
["id"], "interfaces",
361 vdu_interface
["name"], "ip_address"),
362 icp_params
["ip-address"])
364 if icp_params
.get("mac-address"):
365 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
366 vdu_descriptor
["id"], "interfaces",
367 vdu_interface
["name"], "mac_address"),
368 icp_params
["mac-address"])
374 raise LcmException("Invalid instantiate parameter vnf:member-vnf-index[{}]:"
375 "internal-vld:id-ref={} is not present at vnfd:internal-"
376 "connection-point".format(vnf_params
["member-vnf-index"],
377 icp_params
["id-ref"]))
379 for vld_params
in get_iterable(ns_params
, "vld"):
380 if "ip-profile" in vld_params
:
381 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "ip-profile"),
382 ip_profile_2_RO(vld_params
["ip-profile"]))
383 if vld_params
.get("vim-network-name"):
385 if isinstance(vld_params
["vim-network-name"], dict):
386 for vim_account
, vim_net
in vld_params
["vim-network-name"].items():
387 RO_vld_sites
.append({
388 "netmap-use": vim_net
,
389 "datacenter": vim_account_2_RO(vim_account
)
391 else: # isinstance str
392 RO_vld_sites
.append({"netmap-use": vld_params
["vim-network-name"]})
394 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "sites"), RO_vld_sites
)
395 if "vnfd-connection-point-ref" in vld_params
:
396 for cp_params
in vld_params
["vnfd-connection-point-ref"]:
398 for constituent_vnfd
in nsd
["constituent-vnfd"]:
399 if constituent_vnfd
["member-vnf-index"] == cp_params
["member-vnf-index-ref"]:
400 vnf_descriptor
= vnfd_dict
[constituent_vnfd
["vnfd-id-ref"]]
404 "Invalid instantiate parameter vld:vnfd-connection-point-ref:member-vnf-index-ref={} "
405 "is not present at nsd:constituent-vnfd".format(cp_params
["member-vnf-index-ref"]))
407 for vdu_descriptor
in vnf_descriptor
["vdu"]:
408 for interface_descriptor
in vdu_descriptor
["interface"]:
409 if interface_descriptor
.get("external-connection-point-ref") == \
410 cp_params
["vnfd-connection-point-ref"]:
417 "Invalid instantiate parameter vld:vnfd-connection-point-ref:member-vnf-index-ref={}:"
418 "vnfd-connection-point-ref={} is not present at vnfd={}".format(
419 cp_params
["member-vnf-index-ref"],
420 cp_params
["vnfd-connection-point-ref"],
421 vnf_descriptor
["id"]))
422 if cp_params
.get("ip-address"):
423 populate_dict(RO_ns_params
, ("vnfs", cp_params
["member-vnf-index-ref"], "vdus",
424 vdu_descriptor
["id"], "interfaces",
425 interface_descriptor
["name"], "ip_address"),
426 cp_params
["ip-address"])
427 if cp_params
.get("mac-address"):
428 populate_dict(RO_ns_params
, ("vnfs", cp_params
["member-vnf-index-ref"], "vdus",
429 vdu_descriptor
["id"], "interfaces",
430 interface_descriptor
["name"], "mac_address"),
431 cp_params
["mac-address"])
434 def scale_vnfr(self
, db_vnfr
, vdu_create
=None, vdu_delete
=None):
435 # make a copy to do not change
436 vdu_create
= copy(vdu_create
)
437 vdu_delete
= copy(vdu_delete
)
439 vdurs
= db_vnfr
.get("vdur")
442 vdu_index
= len(vdurs
)
445 vdur
= vdurs
[vdu_index
]
446 if vdur
.get("pdu-type"):
448 vdu_id_ref
= vdur
["vdu-id-ref"]
449 if vdu_create
and vdu_create
.get(vdu_id_ref
):
450 for index
in range(0, vdu_create
[vdu_id_ref
]):
451 vdur
= deepcopy(vdur
)
452 vdur
["_id"] = str(uuid4())
453 vdur
["count-index"] += 1
454 vdurs
.insert(vdu_index
+1+index
, vdur
)
455 del vdu_create
[vdu_id_ref
]
456 if vdu_delete
and vdu_delete
.get(vdu_id_ref
):
458 vdu_delete
[vdu_id_ref
] -= 1
459 if not vdu_delete
[vdu_id_ref
]:
460 del vdu_delete
[vdu_id_ref
]
461 # check all operations are done
462 if vdu_create
or vdu_delete
:
463 raise LcmException("Error scaling OUT VNFR for {}. There is not any existing vnfr. Scaled to 0?".format(
466 raise LcmException("Error scaling IN VNFR for {}. There is not any existing vnfr. Scaled to 0?".format(
469 vnfr_update
= {"vdur": vdurs
}
470 db_vnfr
["vdur"] = vdurs
471 self
.update_db_2("vnfrs", db_vnfr
["_id"], vnfr_update
)
473 def ns_update_nsr(self
, ns_update_nsr
, db_nsr
, nsr_desc_RO
):
475 Updates database nsr with the RO info for the created vld
476 :param ns_update_nsr: dictionary to be filled with the updated info
477 :param db_nsr: content of db_nsr. This is also modified
478 :param nsr_desc_RO: nsr descriptor from RO
479 :return: Nothing, LcmException is raised on errors
482 for vld_index
, vld
in enumerate(get_iterable(db_nsr
, "vld")):
483 for net_RO
in get_iterable(nsr_desc_RO
, "nets"):
484 if vld
["id"] != net_RO
.get("ns_net_osm_id"):
486 vld
["vim-id"] = net_RO
.get("vim_net_id")
487 vld
["name"] = net_RO
.get("vim_name")
488 vld
["status"] = net_RO
.get("status")
489 vld
["status-detailed"] = net_RO
.get("error_msg")
490 ns_update_nsr
["vld.{}".format(vld_index
)] = vld
493 raise LcmException("ns_update_nsr: Not found vld={} at RO info".format(vld
["id"]))
495 def ns_update_vnfr(self
, db_vnfrs
, nsr_desc_RO
):
497 Updates database vnfr with the RO info, e.g. ip_address, vim_id... Descriptor db_vnfrs is also updated
498 :param db_vnfrs: dictionary with member-vnf-index: vnfr-content
499 :param nsr_desc_RO: nsr descriptor from RO
500 :return: Nothing, LcmException is raised on errors
502 for vnf_index
, db_vnfr
in db_vnfrs
.items():
503 for vnf_RO
in nsr_desc_RO
["vnfs"]:
504 if vnf_RO
["member_vnf_index"] != vnf_index
:
507 if vnf_RO
.get("ip_address"):
508 db_vnfr
["ip-address"] = vnfr_update
["ip-address"] = vnf_RO
["ip_address"]
509 elif not db_vnfr
.get("ip-address"):
510 raise LcmExceptionNoMgmtIP("ns member_vnf_index '{}' has no IP address".format(vnf_index
))
512 for vdu_index
, vdur
in enumerate(get_iterable(db_vnfr
, "vdur")):
513 vdur_RO_count_index
= 0
514 if vdur
.get("pdu-type"):
516 for vdur_RO
in get_iterable(vnf_RO
, "vms"):
517 if vdur
["vdu-id-ref"] != vdur_RO
["vdu_osm_id"]:
519 if vdur
["count-index"] != vdur_RO_count_index
:
520 vdur_RO_count_index
+= 1
522 vdur
["vim-id"] = vdur_RO
.get("vim_vm_id")
523 vdur
["ip-address"] = vdur_RO
.get("ip_address")
524 vdur
["vdu-id-ref"] = vdur_RO
.get("vdu_osm_id")
525 vdur
["name"] = vdur_RO
.get("vim_name")
526 vdur
["status"] = vdur_RO
.get("status")
527 vdur
["status-detailed"] = vdur_RO
.get("error_msg")
528 for ifacer
in get_iterable(vdur
, "interfaces"):
529 for interface_RO
in get_iterable(vdur_RO
, "interfaces"):
530 if ifacer
["name"] == interface_RO
.get("internal_name"):
531 ifacer
["ip-address"] = interface_RO
.get("ip_address")
532 ifacer
["mac-address"] = interface_RO
.get("mac_address")
535 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vdur={} interface={} "
536 "at RO info".format(vnf_index
, vdur
["vdu-id-ref"], ifacer
["name"]))
537 vnfr_update
["vdur.{}".format(vdu_index
)] = vdur
540 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vdur={} count_index={} at "
541 "RO info".format(vnf_index
, vdur
["vdu-id-ref"], vdur
["count-index"]))
543 for vld_index
, vld
in enumerate(get_iterable(db_vnfr
, "vld")):
544 for net_RO
in get_iterable(nsr_desc_RO
, "nets"):
545 if vld
["id"] != net_RO
.get("vnf_net_osm_id"):
547 vld
["vim-id"] = net_RO
.get("vim_net_id")
548 vld
["name"] = net_RO
.get("vim_name")
549 vld
["status"] = net_RO
.get("status")
550 vld
["status-detailed"] = net_RO
.get("error_msg")
551 vnfr_update
["vld.{}".format(vld_index
)] = vld
554 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vld={} at RO info".format(
555 vnf_index
, vld
["id"]))
557 self
.update_db_2("vnfrs", db_vnfr
["_id"], vnfr_update
)
561 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} at RO info".format(vnf_index
))
563 async def instantiate(self
, nsr_id
, nslcmop_id
):
564 logging_text
= "Task ns={} instantiate={} ".format(nsr_id
, nslcmop_id
)
565 self
.logger
.debug(logging_text
+ "Enter")
566 # get all needed from database
567 start_deploy
= time()
570 db_nsr_update
= {"_admin.nslcmop": nslcmop_id
}
571 db_nslcmop_update
= {}
572 nslcmop_operation_state
= None
574 RO_descriptor_number
= 0 # number of descriptors created at RO
575 descriptor_id_2_RO
= {} # map between vnfd/nsd id to the id used at RO
579 step
= "Getting nslcmop={} from db".format(nslcmop_id
)
580 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
581 step
= "Getting nsr={} from db".format(nsr_id
)
582 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
583 ns_params
= db_nslcmop
.get("operationParams")
585 nsr_name
= db_nsr
["name"] # TODO short-name??
587 # look if previous tasks in process
588 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("ns", nsr_id
, nslcmop_id
)
590 step
= db_nslcmop_update
["detailed-status"] = \
591 "Waiting for related tasks to be completed: {}".format(task_name
)
592 self
.logger
.debug(logging_text
+ step
)
593 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
594 _
, pending
= await asyncio
.wait(task_dependency
, timeout
=3600)
596 raise LcmException("Timeout waiting related tasks to be completed")
598 step
= "Getting vnfrs from db"
599 db_vnfrs_list
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
602 for vnfr
in db_vnfrs_list
:
603 db_vnfrs
[vnfr
["member-vnf-index-ref"]] = vnfr
604 vnfd_id
= vnfr
["vnfd-id"]
605 vnfd_ref
= vnfr
["vnfd-ref"]
606 if vnfd_id
not in db_vnfds
:
607 step
= "Getting vnfd={} id='{}' from db".format(vnfd_id
, vnfd_ref
)
608 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd_id
})
609 db_vnfds_ref
[vnfd_ref
] = vnfd
610 db_vnfds
[vnfd_id
] = vnfd
612 # Get or generates the _admin.deployed,VCA list
613 vca_deployed_list
= None
614 if db_nsr
["_admin"].get("deployed"):
615 vca_deployed_list
= db_nsr
["_admin"]["deployed"].get("VCA")
616 if vca_deployed_list
is None:
617 vca_deployed_list
= []
618 db_nsr_update
["_admin.deployed.VCA"] = vca_deployed_list
619 elif isinstance(vca_deployed_list
, dict):
620 # maintain backward compatibility. Change a dict to list at database
621 vca_deployed_list
= list(vca_deployed_list
.values())
622 db_nsr_update
["_admin.deployed.VCA"] = vca_deployed_list
624 db_nsr_update
["detailed-status"] = "creating"
625 db_nsr_update
["operational-status"] = "init"
627 RO
= ROclient
.ROClient(self
.loop
, **self
.ro_config
)
629 # get vnfds, instantiate at RO
630 for vnfd_id
, vnfd
in db_vnfds
.items():
631 vnfd_ref
= vnfd
["id"]
632 step
= db_nsr_update
["detailed-status"] = "Creating vnfd={} at RO".format(vnfd_ref
)
633 # self.logger.debug(logging_text + step)
634 vnfd_id_RO
= "{}.{}.{}".format(nsr_id
, RO_descriptor_number
, vnfd_ref
[:23])
635 descriptor_id_2_RO
[vnfd_ref
] = vnfd_id_RO
636 RO_descriptor_number
+= 1
639 vnfd_list
= await RO
.get_list("vnfd", filter_by
={"osm_id": vnfd_id_RO
})
641 db_nsr_update
["_admin.deployed.RO.vnfd_id.{}".format(vnfd_id
)] = vnfd_list
[0]["uuid"]
642 self
.logger
.debug(logging_text
+ "vnfd={} exists at RO. Using RO_id={}".format(
643 vnfd_ref
, vnfd_list
[0]["uuid"]))
645 vnfd_RO
= self
.vnfd2RO(vnfd
, vnfd_id_RO
)
646 desc
= await RO
.create("vnfd", descriptor
=vnfd_RO
)
647 db_nsr_update
["_admin.deployed.RO.vnfd_id.{}".format(vnfd_id
)] = desc
["uuid"]
648 db_nsr_update
["_admin.nsState"] = "INSTANTIATED"
649 self
.logger
.debug(logging_text
+ "vnfd={} created at RO. RO_id={}".format(
650 vnfd_ref
, desc
["uuid"]))
651 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
655 step
= db_nsr_update
["detailed-status"] = "Creating nsd={} at RO".format(nsd_ref
)
656 # self.logger.debug(logging_text + step)
658 RO_osm_nsd_id
= "{}.{}.{}".format(nsr_id
, RO_descriptor_number
, nsd_ref
[:23])
659 descriptor_id_2_RO
[nsd_ref
] = RO_osm_nsd_id
660 RO_descriptor_number
+= 1
661 nsd_list
= await RO
.get_list("nsd", filter_by
={"osm_id": RO_osm_nsd_id
})
663 db_nsr_update
["_admin.deployed.RO.nsd_id"] = RO_nsd_uuid
= nsd_list
[0]["uuid"]
664 self
.logger
.debug(logging_text
+ "nsd={} exists at RO. Using RO_id={}".format(
665 nsd_ref
, RO_nsd_uuid
))
667 nsd_RO
= deepcopy(nsd
)
668 nsd_RO
["id"] = RO_osm_nsd_id
669 nsd_RO
.pop("_id", None)
670 nsd_RO
.pop("_admin", None)
671 for c_vnf
in nsd_RO
.get("constituent-vnfd", ()):
672 vnfd_id
= c_vnf
["vnfd-id-ref"]
673 c_vnf
["vnfd-id-ref"] = descriptor_id_2_RO
[vnfd_id
]
674 desc
= await RO
.create("nsd", descriptor
=nsd_RO
)
675 db_nsr_update
["_admin.nsState"] = "INSTANTIATED"
676 db_nsr_update
["_admin.deployed.RO.nsd_id"] = RO_nsd_uuid
= desc
["uuid"]
677 self
.logger
.debug(logging_text
+ "nsd={} created at RO. RO_id={}".format(nsd_ref
, RO_nsd_uuid
))
678 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
681 # if present use it unless in error status
682 RO_nsr_id
= db_nsr
["_admin"].get("deployed", {}).get("RO", {}).get("nsr_id")
685 step
= db_nsr_update
["detailed-status"] = "Looking for existing ns at RO"
686 # self.logger.debug(logging_text + step + " RO_ns_id={}".format(RO_nsr_id))
687 desc
= await RO
.show("ns", RO_nsr_id
)
688 except ROclient
.ROClientException
as e
:
689 if e
.http_code
!= HTTPStatus
.NOT_FOUND
:
691 RO_nsr_id
= db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
693 ns_status
, ns_status_info
= RO
.check_ns_status(desc
)
694 db_nsr_update
["_admin.deployed.RO.nsr_status"] = ns_status
695 if ns_status
== "ERROR":
696 step
= db_nsr_update
["detailed-status"] = "Deleting ns at RO. RO_ns_id={}".format(RO_nsr_id
)
697 self
.logger
.debug(logging_text
+ step
)
698 await RO
.delete("ns", RO_nsr_id
)
699 RO_nsr_id
= db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
701 step
= db_nsr_update
["detailed-status"] = "Checking dependencies"
702 # self.logger.debug(logging_text + step)
704 # check if VIM is creating and wait look if previous tasks in process
705 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("vim_account", ns_params
["vimAccountId"])
707 step
= "Waiting for related tasks to be completed: {}".format(task_name
)
708 self
.logger
.debug(logging_text
+ step
)
709 await asyncio
.wait(task_dependency
, timeout
=3600)
710 if ns_params
.get("vnf"):
711 for vnf
in ns_params
["vnf"]:
712 if "vimAccountId" in vnf
:
713 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("vim_account",
716 step
= "Waiting for related tasks to be completed: {}".format(task_name
)
717 self
.logger
.debug(logging_text
+ step
)
718 await asyncio
.wait(task_dependency
, timeout
=3600)
720 step
= db_nsr_update
["detailed-status"] = "Checking instantiation parameters"
722 # feature 1429. Add n2vc public key to needed VMs
723 n2vc_key
= await self
.n2vc
.GetPublicKey()
724 RO_ns_params
= self
.ns_params_2_RO(ns_params
, nsd
, db_vnfds_ref
, [n2vc_key
])
726 step
= db_nsr_update
["detailed-status"] = "Creating ns at RO"
727 desc
= await RO
.create("ns", descriptor
=RO_ns_params
,
729 scenario
=RO_nsd_uuid
)
730 RO_nsr_id
= db_nsr_update
["_admin.deployed.RO.nsr_id"] = desc
["uuid"]
731 db_nsr_update
["_admin.nsState"] = "INSTANTIATED"
732 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "BUILD"
733 self
.logger
.debug(logging_text
+ "ns created at RO. RO_id={}".format(desc
["uuid"]))
734 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
736 # wait until NS is ready
737 step
= ns_status_detailed
= detailed_status
= "Waiting ns ready at RO. RO_id={}".format(RO_nsr_id
)
738 detailed_status_old
= None
739 self
.logger
.debug(logging_text
+ step
)
741 while time() <= start_deploy
+ self
.total_deploy_timeout
:
742 desc
= await RO
.show("ns", RO_nsr_id
)
743 ns_status
, ns_status_info
= RO
.check_ns_status(desc
)
744 db_nsr_update
["admin.deployed.RO.nsr_status"] = ns_status
745 if ns_status
== "ERROR":
746 raise ROclient
.ROClientException(ns_status_info
)
747 elif ns_status
== "BUILD":
748 detailed_status
= ns_status_detailed
+ "; {}".format(ns_status_info
)
749 elif ns_status
== "ACTIVE":
750 step
= detailed_status
= "Waiting for management IP address reported by the VIM. Updating VNFRs"
752 self
.ns_update_vnfr(db_vnfrs
, desc
)
754 except LcmExceptionNoMgmtIP
:
757 assert False, "ROclient.check_ns_status returns unknown {}".format(ns_status
)
758 if detailed_status
!= detailed_status_old
:
759 detailed_status_old
= db_nsr_update
["detailed-status"] = detailed_status
760 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
761 await asyncio
.sleep(5, loop
=self
.loop
)
762 else: # total_deploy_timeout
763 raise ROclient
.ROClientException("Timeout waiting ns to be ready")
765 step
= "Updating NSR"
766 self
.ns_update_nsr(db_nsr_update
, db_nsr
, desc
)
768 db_nsr
["detailed-status"] = "Configuring vnfr"
769 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
771 # The parameters we'll need to deploy a charm
772 number_to_configure
= 0
774 def deploy_charm(vnf_index
, vdu_id
, vdu_name
, vdu_count_index
, mgmt_ip_address
, n2vc_info
,
775 config_primitive
=None):
776 """An inner function to deploy the charm from either vnf or vdu
777 vnf_index is mandatory. vdu_id can be None for a vnf configuration or the id for vdu configuration
779 if not mgmt_ip_address
:
780 raise LcmException("vnfd/vdu has not management ip address to configure it")
782 # if number_to_configure == 0:
783 # self.logger.debug("Logging into N2VC...")
784 # task = asyncio.ensure_future(self.n2vc.login())
785 # yield from asyncio.wait_for(task, 30.0)
786 # self.logger.debug("Logged into N2VC!")
788 # # await self.n2vc.login()
790 # Note: The charm needs to exist on disk at the location
791 # specified by charm_path.
792 base_folder
= vnfd
["_admin"]["storage"]
793 storage_params
= self
.fs
.get_params()
794 charm_path
= "{}{}/{}/charms/{}".format(
795 storage_params
["path"],
796 base_folder
["folder"],
797 base_folder
["pkg-dir"],
801 # Setup the runtime parameters for this VNF
802 params
= {'rw_mgmt_ip': mgmt_ip_address
}
804 params
["initial-config-primitive"] = config_primitive
806 # ns_name will be ignored in the current version of N2VC
807 # but will be implemented for the next point release.
808 model_name
= "default" # TODO bug 585 nsr_id
810 vdu_id_text
= vdu_id
+ "-"
813 application_name
= self
.n2vc
.FormatApplicationName(nsr_name
, vnf_index
, vdu_id_text
)
815 vca_index
= len(vca_deployed_list
)
816 # trunk name and add two char index at the end to ensure that it is unique. It is assumed no more than
817 # 26*26 charm in the same NS
818 application_name
= application_name
[0:48]
819 application_name
+= chr(97 + vca_index
// 26) + chr(97 + vca_index
% 26)
821 "member-vnf-index": vnf_index
,
824 "application": application_name
,
825 "operational-status": "init",
826 "detailed-status": "",
828 "vdu_name": vdu_name
,
829 "vdu_count_index": vdu_count_index
,
831 vca_deployed_list
.append(vca_deployed_
)
832 db_nsr_update
["_admin.deployed.VCA.{}".format(vca_index
)] = vca_deployed_
833 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
835 self
.logger
.debug("Task create_ns={} Passing artifacts path '{}' for {}".format(nsr_id
, charm_path
,
838 n2vc_info
["nsr_id"] = nsr_id
839 n2vc_info
["nslcmop_id"] = nslcmop_id
840 n2vc_info
["n2vc_event"] = asyncio
.Event(loop
=self
.loop
)
841 n2vc_info
["lcmOperationType"] = "instantiate"
842 n2vc_info
["deployed"] = vca_deployed_list
843 n2vc_info
["db_update"] = db_nsr_update
844 task
= asyncio
.ensure_future(
845 self
.n2vc
.DeployCharms(
846 model_name
, # The network service name
847 application_name
, # The application name
848 vnfd
, # The vnf descriptor
849 charm_path
, # Path to charm
850 params
, # Runtime params, like mgmt ip
851 {}, # for native charms only
852 self
.n2vc_callback
, # Callback for status changes
853 n2vc_info
, # Callback parameter
854 None, # Callback parameter (task)
857 task
.add_done_callback(functools
.partial(self
.n2vc_callback
, model_name
, application_name
, None, None,
859 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
, "create_charm:" + application_name
, task
)
861 step
= "Looking for needed vnfd to configure"
862 self
.logger
.debug(logging_text
+ step
)
864 for c_vnf
in get_iterable(nsd
, "constituent-vnfd"):
865 vnfd_id
= c_vnf
["vnfd-id-ref"]
866 vnf_index
= str(c_vnf
["member-vnf-index"])
867 vnfd
= db_vnfds_ref
[vnfd_id
]
869 # Check if this VNF has a charm configuration
870 vnf_config
= vnfd
.get("vnf-configuration")
872 if vnf_config
and vnf_config
.get("juju"):
873 proxy_charm
= vnf_config
["juju"]["charm"]
874 config_primitive
= None
877 if 'initial-config-primitive' in vnf_config
:
878 config_primitive
= vnf_config
['initial-config-primitive']
880 # Login to the VCA. If there are multiple calls to login(),
881 # subsequent calls will be a nop and return immediately.
882 step
= "connecting to N2VC to configure vnf {}".format(vnf_index
)
883 await self
.n2vc
.login()
884 deploy_charm(vnf_index
, None, None, None, db_vnfrs
[vnf_index
]["ip-address"], n2vc_info
,
886 number_to_configure
+= 1
888 # Deploy charms for each VDU that supports one.
889 for vdu_index
, vdu
in enumerate(get_iterable(vnfd
, 'vdu')):
890 vdu_config
= vdu
.get('vdu-configuration')
892 config_primitive
= None
894 if vdu_config
and vdu_config
.get("juju"):
895 proxy_charm
= vdu_config
["juju"]["charm"]
897 if 'initial-config-primitive' in vdu_config
:
898 config_primitive
= vdu_config
['initial-config-primitive']
901 step
= "connecting to N2VC to configure vdu {} from vnf {}".format(vdu
["id"], vnf_index
)
902 await self
.n2vc
.login()
903 vdur
= db_vnfrs
[vnf_index
]["vdur"][vdu_index
]
904 # TODO for the moment only first vdu_id contains a charm deployed
905 if vdur
["vdu-id-ref"] != vdu
["id"]:
906 raise LcmException("Mismatch vdur {}, vdu {} at index {} for vnf {}"
907 .format(vdur
["vdu-id-ref"], vdu
["id"], vdu_index
, vnf_index
))
908 deploy_charm(vnf_index
, vdu
["id"], vdur
.get("name"), vdur
["count-index"],
909 vdur
["ip-address"], n2vc_info
, config_primitive
)
910 number_to_configure
+= 1
912 db_nsr_update
["operational-status"] = "running"
913 configuration_failed
= False
914 if number_to_configure
:
915 old_status
= "configuring: init: {}".format(number_to_configure
)
916 db_nsr_update
["config-status"] = old_status
917 db_nsr_update
["detailed-status"] = old_status
918 db_nslcmop_update
["detailed-status"] = old_status
920 # wait until all are configured.
921 while time() <= start_deploy
+ self
.total_deploy_timeout
:
923 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
924 if db_nslcmop_update
:
925 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
926 # TODO add a fake tast that set n2vc_event after some time
927 await n2vc_info
["n2vc_event"].wait()
928 n2vc_info
["n2vc_event"].clear()
931 n2vc_error_text
= [] # contain text error list. If empty no one is in error status
933 for vca_deployed
in vca_deployed_list
:
934 vca_status
= vca_deployed
["operational-status"]
935 if vca_status
not in status_map
:
937 status_map
[vca_status
] = 0
938 status_map
[vca_status
] += 1
940 if vca_status
== "active":
941 vca_deployed
.pop("time_first_error", None)
942 vca_deployed
.pop("status_first_error", None)
946 if vca_status
in ("error", "blocked"):
947 vca_deployed
["detailed-status-error"] = vca_deployed
["detailed-status"]
948 # if not first time in this status error
949 if not vca_deployed
.get("time_first_error"):
950 vca_deployed
["time_first_error"] = now
952 if vca_deployed
.get("time_first_error") and \
953 now
<= vca_deployed
["time_first_error"] + self
.timeout_vca_on_error
:
954 n2vc_error_text
.append("member_vnf_index={} vdu_id={} {}: {}"
955 .format(vca_deployed
["member-vnf-index"],
956 vca_deployed
["vdu_id"], vca_status
,
957 vca_deployed
["detailed-status-error"]))
961 elif n2vc_error_text
:
962 db_nsr_update
["config-status"] = "failed"
963 error_text
= "fail configuring " + ";".join(n2vc_error_text
)
964 db_nsr_update
["detailed-status"] = error_text
965 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED_TEMP"
966 db_nslcmop_update
["detailed-status"] = error_text
967 db_nslcmop_update
["statusEnteredTime"] = time()
968 configuration_failed
= True
973 for status
, num
in status_map
.items():
974 cs
+= separator
+ "{}: {}".format(status
, num
)
977 db_nsr_update
["config-status"] = cs
978 db_nsr_update
["detailed-status"] = cs
979 db_nslcmop_update
["detailed-status"] = cs
981 else: # total_deploy_timeout
982 raise LcmException("Timeout waiting ns to be configured")
984 if not configuration_failed
:
986 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "COMPLETED"
987 db_nslcmop_update
["statusEnteredTime"] = time()
988 db_nslcmop_update
["detailed-status"] = "done"
989 db_nsr_update
["config-status"] = "configured"
990 db_nsr_update
["detailed-status"] = "done"
994 except (ROclient
.ROClientException
, DbException
, LcmException
) as e
:
995 self
.logger
.error(logging_text
+ "Exit Exception while '{}': {}".format(step
, e
))
997 except asyncio
.CancelledError
:
998 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
999 exc
= "Operation was cancelled"
1000 except Exception as e
:
1001 exc
= traceback
.format_exc()
1002 self
.logger
.critical(logging_text
+ "Exit Exception {} while '{}': {}".format(type(e
).__name
__, step
, e
),
1007 db_nsr_update
["detailed-status"] = "ERROR {}: {}".format(step
, exc
)
1008 db_nsr_update
["operational-status"] = "failed"
1010 db_nslcmop_update
["detailed-status"] = "FAILED {}: {}".format(step
, exc
)
1011 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
1012 db_nslcmop_update
["statusEnteredTime"] = time()
1014 db_nsr_update
["_admin.nslcmop"] = None
1015 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1016 if db_nslcmop_update
:
1017 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1018 if nslcmop_operation_state
:
1020 await self
.msg
.aiowrite("ns", "instantiated", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
1021 "operationState": nslcmop_operation_state
})
1022 except Exception as e
:
1023 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
1025 self
.logger
.debug(logging_text
+ "Exit")
1026 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_instantiate")
1028 async def terminate(self
, nsr_id
, nslcmop_id
):
1029 logging_text
= "Task ns={} terminate={} ".format(nsr_id
, nslcmop_id
)
1030 self
.logger
.debug(logging_text
+ "Enter")
1034 failed_detail
= [] # annotates all failed error messages
1037 vca_application_name2index
= {}
1038 db_nsr_update
= {"_admin.nslcmop": nslcmop_id
}
1039 db_nslcmop_update
= {}
1040 nslcmop_operation_state
= None
1042 step
= "Getting nslcmop={} from db".format(nslcmop_id
)
1043 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
1044 step
= "Getting nsr={} from db".format(nsr_id
)
1045 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1046 # nsd = db_nsr["nsd"]
1047 nsr_deployed
= deepcopy(db_nsr
["_admin"].get("deployed"))
1048 if db_nsr
["_admin"]["nsState"] == "NOT_INSTANTIATED":
1051 # db_vim = self.db.get_one("vim_accounts", {"_id": db_nsr["datacenter"]})
1052 # #TODO check if VIM is creating and wait
1053 # RO_vim_id = db_vim["_admin"]["deployed"]["RO"]
1055 db_nsr_update
["operational-status"] = "terminating"
1056 db_nsr_update
["config-status"] = "terminating"
1058 if nsr_deployed
and nsr_deployed
.get("VCA"):
1060 step
= "Scheduling configuration charms removing"
1061 db_nsr_update
["detailed-status"] = "Deleting charms"
1062 self
.logger
.debug(logging_text
+ step
)
1063 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1064 # for backward compatibility
1065 if isinstance(nsr_deployed
["VCA"], dict):
1066 nsr_deployed
["VCA"] = list(nsr_deployed
["VCA"].values())
1067 db_nsr_update
["_admin.deployed.VCA"] = nsr_deployed
["VCA"]
1068 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1070 for vca_index
, vca_deployed
in enumerate(nsr_deployed
["VCA"]):
1071 if vca_deployed
: # TODO it would be desirable having a and deploy_info.get("deployed"):
1072 task
= asyncio
.ensure_future(
1073 self
.n2vc
.RemoveCharms(
1074 vca_deployed
['model'],
1075 vca_deployed
["application"],
1076 # self.n2vc_callback,
1081 vca_application_name2index
[vca_deployed
["application"]] = vca_index
1082 vca_task_list
.append(task
)
1083 vca_task_dict
[vca_deployed
["application"]] = task
1084 # task.add_done_callback(functools.partial(self.n2vc_callback, vca_deployed['model'],
1085 # vca_deployed['application'], None, db_nsr,
1086 # db_nslcmop, vnf_index))
1087 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
,
1088 "delete_charm:" + vca_deployed
["application"], task
)
1089 except Exception as e
:
1090 self
.logger
.debug(logging_text
+ "Failed while deleting charms: {}".format(e
))
1094 RO
= ROclient
.ROClient(self
.loop
, **self
.ro_config
)
1097 RO_nsr_id
= RO_delete_action
= None
1098 if nsr_deployed
and nsr_deployed
.get("RO"):
1099 RO_nsr_id
= nsr_deployed
["RO"].get("nsr_id")
1100 RO_delete_action
= nsr_deployed
["RO"].get("nsr_delete_action_id")
1103 step
= db_nsr_update
["detailed-status"] = db_nslcmop_update
["detailed-status"] = "Deleting ns at RO"
1104 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1105 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1106 self
.logger
.debug(logging_text
+ step
)
1107 desc
= await RO
.delete("ns", RO_nsr_id
)
1108 RO_delete_action
= desc
["action_id"]
1109 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = RO_delete_action
1110 db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
1111 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
1112 if RO_delete_action
:
1113 # wait until NS is deleted from VIM
1114 step
= detailed_status
= "Waiting ns deleted from VIM. RO_id={}".format(RO_nsr_id
)
1115 detailed_status_old
= None
1116 self
.logger
.debug(logging_text
+ step
)
1118 delete_timeout
= 20 * 60 # 20 minutes
1119 while delete_timeout
> 0:
1120 desc
= await RO
.show("ns", item_id_name
=RO_nsr_id
, extra_item
="action",
1121 extra_item_id
=RO_delete_action
)
1122 ns_status
, ns_status_info
= RO
.check_action_status(desc
)
1123 if ns_status
== "ERROR":
1124 raise ROclient
.ROClientException(ns_status_info
)
1125 elif ns_status
== "BUILD":
1126 detailed_status
= step
+ "; {}".format(ns_status_info
)
1127 elif ns_status
== "ACTIVE":
1130 assert False, "ROclient.check_action_status returns unknown {}".format(ns_status
)
1131 if detailed_status
!= detailed_status_old
:
1132 detailed_status_old
= db_nslcmop_update
["detailed-status"] = \
1133 db_nsr_update
["detailed-status"] = detailed_status
1134 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1135 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1136 await asyncio
.sleep(5, loop
=self
.loop
)
1138 else: # delete_timeout <= 0:
1139 raise ROclient
.ROClientException("Timeout waiting ns deleted from VIM")
1141 except ROclient
.ROClientException
as e
:
1142 if e
.http_code
== 404: # not found
1143 db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
1144 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
1145 self
.logger
.debug(logging_text
+ "RO_ns_id={} already deleted".format(RO_nsr_id
))
1146 elif e
.http_code
== 409: # conflict
1147 failed_detail
.append("RO_ns_id={} delete conflict: {}".format(RO_nsr_id
, e
))
1148 self
.logger
.debug(logging_text
+ failed_detail
[-1])
1151 failed_detail
.append("RO_ns_id={} delete error: {}".format(RO_nsr_id
, e
))
1152 self
.logger
.error(logging_text
+ failed_detail
[-1])
1156 if not RO_fail
and nsr_deployed
and nsr_deployed
.get("RO") and nsr_deployed
["RO"].get("nsd_id"):
1157 RO_nsd_id
= nsr_deployed
["RO"]["nsd_id"]
1159 step
= db_nsr_update
["detailed-status"] = db_nslcmop_update
["detailed-status"] =\
1160 "Deleting nsd at RO"
1161 await RO
.delete("nsd", RO_nsd_id
)
1162 self
.logger
.debug(logging_text
+ "RO_nsd_id={} deleted".format(RO_nsd_id
))
1163 db_nsr_update
["_admin.deployed.RO.nsd_id"] = None
1164 except ROclient
.ROClientException
as e
:
1165 if e
.http_code
== 404: # not found
1166 db_nsr_update
["_admin.deployed.RO.nsd_id"] = None
1167 self
.logger
.debug(logging_text
+ "RO_nsd_id={} already deleted".format(RO_nsd_id
))
1168 elif e
.http_code
== 409: # conflict
1169 failed_detail
.append("RO_nsd_id={} delete conflict: {}".format(RO_nsd_id
, e
))
1170 self
.logger
.debug(logging_text
+ failed_detail
[-1])
1173 failed_detail
.append("RO_nsd_id={} delete error: {}".format(RO_nsd_id
, e
))
1174 self
.logger
.error(logging_text
+ failed_detail
[-1])
1177 if not RO_fail
and nsr_deployed
and nsr_deployed
.get("RO") and nsr_deployed
["RO"].get("vnfd_id"):
1178 for vnf_id
, RO_vnfd_id
in nsr_deployed
["RO"]["vnfd_id"].items():
1182 step
= db_nsr_update
["detailed-status"] = db_nslcmop_update
["detailed-status"] =\
1183 "Deleting vnfd={} at RO".format(vnf_id
)
1184 await RO
.delete("vnfd", RO_vnfd_id
)
1185 self
.logger
.debug(logging_text
+ "RO_vnfd_id={} deleted".format(RO_vnfd_id
))
1186 db_nsr_update
["_admin.deployed.RO.vnfd_id.{}".format(vnf_id
)] = None
1187 except ROclient
.ROClientException
as e
:
1188 if e
.http_code
== 404: # not found
1189 db_nsr_update
["_admin.deployed.RO.vnfd_id.{}".format(vnf_id
)] = None
1190 self
.logger
.debug(logging_text
+ "RO_vnfd_id={} already deleted ".format(RO_vnfd_id
))
1191 elif e
.http_code
== 409: # conflict
1192 failed_detail
.append("RO_vnfd_id={} delete conflict: {}".format(RO_vnfd_id
, e
))
1193 self
.logger
.debug(logging_text
+ failed_detail
[-1])
1195 failed_detail
.append("RO_vnfd_id={} delete error: {}".format(RO_vnfd_id
, e
))
1196 self
.logger
.error(logging_text
+ failed_detail
[-1])
1199 db_nsr_update
["detailed-status"] = db_nslcmop_update
["detailed-status"] =\
1200 "Waiting for deletion of configuration charms"
1201 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1202 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1203 await asyncio
.wait(vca_task_list
, timeout
=300)
1204 for application_name
, task
in vca_task_dict
.items():
1205 if task
.cancelled():
1206 failed_detail
.append("VCA[application_name={}] Deletion has been cancelled"
1207 .format(application_name
))
1209 exc
= task
.exception()
1211 failed_detail
.append("VCA[application_name={}] Deletion exception: {}"
1212 .format(application_name
, exc
))
1214 vca_index
= vca_application_name2index
[application_name
]
1215 db_nsr_update
["_admin.deployed.VCA.{}".format(vca_index
)] = None
1217 # TODO Should it be cancelled?!!
1219 failed_detail
.append("VCA[application_name={}] Deletion timeout".format(application_name
))
1222 self
.logger
.error(logging_text
+ " ;".join(failed_detail
))
1223 db_nsr_update
["operational-status"] = "failed"
1224 db_nsr_update
["detailed-status"] = "Deletion errors " + "; ".join(failed_detail
)
1225 db_nslcmop_update
["detailed-status"] = "; ".join(failed_detail
)
1226 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
1227 db_nslcmop_update
["statusEnteredTime"] = time()
1228 elif db_nslcmop
["operationParams"].get("autoremove"):
1229 self
.db
.del_one("nsrs", {"_id": nsr_id
})
1230 db_nsr_update
.clear()
1231 self
.db
.del_list("nslcmops", {"nsInstanceId": nsr_id
})
1232 nslcmop_operation_state
= "COMPLETED"
1233 db_nslcmop_update
.clear()
1234 self
.db
.del_list("vnfrs", {"nsr-id-ref": nsr_id
})
1235 self
.db
.set_list("pdus", {"_admin.usage.nsr_id": nsr_id
},
1236 {"_admin.usageSate": "NOT_IN_USE", "_admin.usage": None})
1237 self
.logger
.debug(logging_text
+ "Delete from database")
1239 db_nsr_update
["operational-status"] = "terminated"
1240 db_nsr_update
["detailed-status"] = "Done"
1241 db_nsr_update
["_admin.nsState"] = "NOT_INSTANTIATED"
1242 db_nslcmop_update
["detailed-status"] = "Done"
1243 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "COMPLETED"
1244 db_nslcmop_update
["statusEnteredTime"] = time()
1246 except (ROclient
.ROClientException
, DbException
) as e
:
1247 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
1249 except asyncio
.CancelledError
:
1250 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
1251 exc
= "Operation was cancelled"
1252 except Exception as e
:
1253 exc
= traceback
.format_exc()
1254 self
.logger
.critical(logging_text
+ "Exit Exception {}".format(e
), exc_info
=True)
1256 if exc
and db_nslcmop
:
1257 db_nslcmop_update
["detailed-status"] = "FAILED {}: {}".format(step
, exc
)
1258 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
1259 db_nslcmop_update
["statusEnteredTime"] = time()
1260 if db_nslcmop_update
:
1261 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1263 db_nsr_update
["_admin.nslcmop"] = None
1264 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1265 if nslcmop_operation_state
:
1267 await self
.msg
.aiowrite("ns", "terminated", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
1268 "operationState": nslcmop_operation_state
})
1269 except Exception as e
:
1270 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
1271 self
.logger
.debug(logging_text
+ "Exit")
1272 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_terminate")
1274 async def _ns_execute_primitive(self
, db_deployed
, nsr_name
, member_vnf_index
, vdu_id
, vdu_name
, vdu_count_index
,
1275 primitive
, primitive_params
):
1277 for vca_deployed
in db_deployed
["VCA"]:
1278 if not vca_deployed
:
1280 if member_vnf_index
!= vca_deployed
["member-vnf-index"] or vdu_id
!= vca_deployed
["vdu_id"]:
1282 if vdu_name
and vdu_name
!= vca_deployed
["vdu_name"]:
1284 if vdu_count_index
and vdu_count_index
!= vca_deployed
["vdu_count_index"]:
1288 raise LcmException("charm for member_vnf_index={} vdu_id={} vdu_name={} vdu_count_index={} is not deployed"
1289 .format(member_vnf_index
, vdu_id
, vdu_name
, vdu_count_index
))
1290 model_name
= vca_deployed
.get("model")
1291 application_name
= vca_deployed
.get("application")
1292 if not model_name
or not application_name
:
1293 raise LcmException("charm for member_vnf_index={} vdu_id={} vdu_name={} vdu_count_index={} has not model "
1294 "or application name" .format(member_vnf_index
, vdu_id
, vdu_name
, vdu_count_index
))
1295 if vca_deployed
["operational-status"] != "active":
1296 raise LcmException("charm for member_vnf_index={} vdu_id={} operational_status={} not 'active'".format(
1297 member_vnf_index
, vdu_id
, vca_deployed
["operational-status"]))
1298 callback
= None # self.n2vc_callback
1299 callback_args
= () # [db_nsr, db_nslcmop, member_vnf_index, None]
1300 await self
.n2vc
.login()
1301 task
= asyncio
.ensure_future(
1302 self
.n2vc
.ExecutePrimitive(
1305 primitive
, callback
,
1310 # task.add_done_callback(functools.partial(self.n2vc_callback, model_name, application_name, None,
1311 # db_nsr, db_nslcmop, member_vnf_index))
1312 # self.lcm_tasks.register("ns", nsr_id, nslcmop_id, "action:" + primitive, task)
1313 # wait until completed with timeout
1314 await asyncio
.wait((task
,), timeout
=600)
1316 result
= "FAILED" # by default
1318 if task
.cancelled():
1319 result_detail
= "Task has been cancelled"
1321 exc
= task
.exception()
1323 result_detail
= str(exc
)
1325 # TODO revise with Adam if action is finished and ok when task is done or callback is needed
1326 result
= "COMPLETED"
1327 result_detail
= "Done"
1329 # TODO Should it be cancelled?!!
1331 result_detail
= "timeout"
1332 return result
, result_detail
1334 async def action(self
, nsr_id
, nslcmop_id
):
1335 logging_text
= "Task ns={} action={} ".format(nsr_id
, nslcmop_id
)
1336 self
.logger
.debug(logging_text
+ "Enter")
1337 # get all needed from database
1340 db_nsr_update
= {"_admin.nslcmop": nslcmop_id
}
1341 db_nslcmop_update
= {}
1342 nslcmop_operation_state
= None
1345 step
= "Getting information from database"
1346 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
1347 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1348 nsr_deployed
= db_nsr
["_admin"].get("deployed")
1349 nsr_name
= db_nsr
["name"]
1350 vnf_index
= db_nslcmop
["operationParams"]["member_vnf_index"]
1351 vdu_id
= db_nslcmop
["operationParams"].get("vdu_id")
1352 vdu_count_index
= db_nslcmop
["operationParams"].get("vdu_count_index")
1353 vdu_name
= db_nslcmop
["operationParams"].get("vdu_name")
1355 # look if previous tasks in process
1356 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("ns", nsr_id
, nslcmop_id
)
1358 step
= db_nslcmop_update
["detailed-status"] = \
1359 "Waiting for related tasks to be completed: {}".format(task_name
)
1360 self
.logger
.debug(logging_text
+ step
)
1361 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1362 _
, pending
= await asyncio
.wait(task_dependency
, timeout
=3600)
1364 raise LcmException("Timeout waiting related tasks to be completed")
1366 # for backward compatibility
1367 if nsr_deployed
and isinstance(nsr_deployed
.get("VCA"), dict):
1368 nsr_deployed
["VCA"] = list(nsr_deployed
["VCA"].values())
1369 db_nsr_update
["_admin.deployed.VCA"] = nsr_deployed
["VCA"]
1370 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1372 # TODO check if ns is in a proper status
1373 primitive
= db_nslcmop
["operationParams"]["primitive"]
1374 primitive_params
= db_nslcmop
["operationParams"]["primitive_params"]
1375 result
, result_detail
= await self
._ns
_execute
_primitive
(nsr_deployed
, nsr_name
, vnf_index
, vdu_id
,
1376 vdu_name
, vdu_count_index
, primitive
,
1378 db_nslcmop_update
["detailed-status"] = result_detail
1379 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= result
1380 db_nslcmop_update
["statusEnteredTime"] = time()
1381 self
.logger
.debug(logging_text
+ " task Done with result {} {}".format(result
, result_detail
))
1382 return # database update is called inside finally
1384 except (DbException
, LcmException
) as e
:
1385 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
1387 except asyncio
.CancelledError
:
1388 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
1389 exc
= "Operation was cancelled"
1390 except Exception as e
:
1391 exc
= traceback
.format_exc()
1392 self
.logger
.critical(logging_text
+ "Exit Exception {} {}".format(type(e
).__name
__, e
), exc_info
=True)
1394 if exc
and db_nslcmop
:
1395 db_nslcmop_update
["detailed-status"] = "FAILED {}: {}".format(step
, exc
)
1396 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
1397 db_nslcmop_update
["statusEnteredTime"] = time()
1398 if db_nslcmop_update
:
1399 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1401 db_nsr_update
["_admin.nslcmop"] = None
1402 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1403 self
.logger
.debug(logging_text
+ "Exit")
1404 if nslcmop_operation_state
:
1406 await self
.msg
.aiowrite("ns", "actioned", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
1407 "operationState": nslcmop_operation_state
})
1408 except Exception as e
:
1409 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
1410 self
.logger
.debug(logging_text
+ "Exit")
1411 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_action")
1413 async def scale(self
, nsr_id
, nslcmop_id
):
1414 logging_text
= "Task ns={} scale={} ".format(nsr_id
, nslcmop_id
)
1415 self
.logger
.debug(logging_text
+ "Enter")
1416 # get all needed from database
1419 db_nslcmop_update
= {}
1420 nslcmop_operation_state
= None
1421 db_nsr_update
= {"_admin.nslcmop": nslcmop_id
}
1423 # in case of error, indicates what part of scale was failed to put nsr at error status
1424 scale_process
= None
1425 old_operational_status
= ""
1426 old_config_status
= ""
1429 step
= "Getting nslcmop from database"
1430 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
1431 step
= "Getting nsr from database"
1432 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1433 nsr_name
= db_nsr
["name"]
1434 old_operational_status
= db_nsr
["operational-status"]
1435 old_config_status
= db_nsr
["config-status"]
1437 # look if previous tasks in process
1438 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("ns", nsr_id
, nslcmop_id
)
1440 step
= db_nslcmop_update
["detailed-status"] = \
1441 "Waiting for related tasks to be completed: {}".format(task_name
)
1442 self
.logger
.debug(logging_text
+ step
)
1443 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1444 _
, pending
= await asyncio
.wait(task_dependency
, timeout
=3600)
1446 raise LcmException("Timeout waiting related tasks to be completed")
1448 step
= "Parsing scaling parameters"
1449 db_nsr_update
["operational-status"] = "scaling"
1450 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1451 nsr_deployed
= db_nsr
["_admin"].get("deployed")
1452 RO_nsr_id
= nsr_deployed
["RO"]["nsr_id"]
1453 vnf_index
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleByStepData"]["member-vnf-index"]
1454 scaling_group
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"]
1455 scaling_type
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleVnfType"]
1456 # scaling_policy = db_nslcmop["operationParams"]["scaleVnfData"]["scaleByStepData"].get("scaling-policy")
1458 # for backward compatibility
1459 if nsr_deployed
and isinstance(nsr_deployed
.get("VCA"), dict):
1460 nsr_deployed
["VCA"] = list(nsr_deployed
["VCA"].values())
1461 db_nsr_update
["_admin.deployed.VCA"] = nsr_deployed
["VCA"]
1462 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1464 step
= "Getting vnfr from database"
1465 db_vnfr
= self
.db
.get_one("vnfrs", {"member-vnf-index-ref": vnf_index
, "nsr-id-ref": nsr_id
})
1466 step
= "Getting vnfd from database"
1467 db_vnfd
= self
.db
.get_one("vnfds", {"_id": db_vnfr
["vnfd-id"]})
1468 step
= "Getting scaling-group-descriptor"
1469 for scaling_descriptor
in db_vnfd
["scaling-group-descriptor"]:
1470 if scaling_descriptor
["name"] == scaling_group
:
1473 raise LcmException("input parameter 'scaleByStepData':'scaling-group-descriptor':'{}' is not present "
1474 "at vnfd:scaling-group-descriptor".format(scaling_group
))
1476 # for scaling_policy_descriptor in scaling_descriptor.get("scaling-policy", ()):
1477 # cooldown_time = scaling_policy_descriptor.get("cooldown-time", 0)
1478 # if scaling_policy and scaling_policy == scaling_policy_descriptor.get("name"):
1481 # TODO check if ns is in a proper status
1482 step
= "Sending scale order to RO"
1484 if not db_nsr
["_admin"].get("scaling-group"):
1485 self
.update_db_2("nsrs", nsr_id
, {"_admin.scaling-group": [{"name": scaling_group
, "nb-scale-op": 0}]})
1486 admin_scale_index
= 0
1488 for admin_scale_index
, admin_scale_info
in enumerate(db_nsr
["_admin"]["scaling-group"]):
1489 if admin_scale_info
["name"] == scaling_group
:
1490 nb_scale_op
= admin_scale_info
.get("nb-scale-op", 0)
1492 else: # not found, set index one plus last element and add new entry with the name
1493 admin_scale_index
+= 1
1494 db_nsr_update
["_admin.scaling-group.{}.name".format(admin_scale_index
)] = scaling_group
1495 RO_scaling_info
= []
1496 vdu_scaling_info
= {"scaling_group_name": scaling_group
, "vdu": []}
1497 if scaling_type
== "SCALE_OUT":
1498 # count if max-instance-count is reached
1499 if "max-instance-count" in scaling_descriptor
and scaling_descriptor
["max-instance-count"] is not None:
1500 max_instance_count
= int(scaling_descriptor
["max-instance-count"])
1501 if nb_scale_op
>= max_instance_count
:
1502 raise LcmException("reached the limit of {} (max-instance-count) scaling-out operations for the"
1503 " scaling-group-descriptor '{}'".format(nb_scale_op
, scaling_group
))
1504 nb_scale_op
= nb_scale_op
+ 1
1505 vdu_scaling_info
["scaling_direction"] = "OUT"
1506 vdu_scaling_info
["vdu-create"] = {}
1507 for vdu_scale_info
in scaling_descriptor
["vdu"]:
1508 RO_scaling_info
.append({"osm_vdu_id": vdu_scale_info
["vdu-id-ref"], "member-vnf-index": vnf_index
,
1509 "type": "create", "count": vdu_scale_info
.get("count", 1)})
1510 vdu_scaling_info
["vdu-create"][vdu_scale_info
["vdu-id-ref"]] = vdu_scale_info
.get("count", 1)
1511 elif scaling_type
== "SCALE_IN":
1512 # count if min-instance-count is reached
1513 min_instance_count
= 0
1514 if "min-instance-count" in scaling_descriptor
and scaling_descriptor
["min-instance-count"] is not None:
1515 min_instance_count
= int(scaling_descriptor
["min-instance-count"])
1516 if nb_scale_op
<= min_instance_count
:
1517 raise LcmException("reached the limit of {} (min-instance-count) scaling-in operations for the "
1518 "scaling-group-descriptor '{}'".format(nb_scale_op
, scaling_group
))
1519 nb_scale_op
= nb_scale_op
- 1
1520 vdu_scaling_info
["scaling_direction"] = "IN"
1521 vdu_scaling_info
["vdu-delete"] = {}
1522 for vdu_scale_info
in scaling_descriptor
["vdu"]:
1523 RO_scaling_info
.append({"osm_vdu_id": vdu_scale_info
["vdu-id-ref"], "member-vnf-index": vnf_index
,
1524 "type": "delete", "count": vdu_scale_info
.get("count", 1)})
1525 vdu_scaling_info
["vdu-delete"][vdu_scale_info
["vdu-id-ref"]] = vdu_scale_info
.get("count", 1)
1527 # update VDU_SCALING_INFO with the VDUs to delete ip_addresses
1528 vdu_create
= vdu_scaling_info
.get("vdu-create")
1529 vdu_delete
= copy(vdu_scaling_info
.get("vdu-delete"))
1530 if vdu_scaling_info
["scaling_direction"] == "IN":
1531 for vdur
in reversed(db_vnfr
["vdur"]):
1532 if vdu_delete
.get(vdur
["vdu-id-ref"]):
1533 vdu_delete
[vdur
["vdu-id-ref"]] -= 1
1534 vdu_scaling_info
["vdu"].append({
1535 "name": vdur
["name"],
1536 "vdu_id": vdur
["vdu-id-ref"],
1539 for interface
in vdur
["interfaces"]:
1540 vdu_scaling_info
["vdu"][-1]["interface"].append({
1541 "name": interface
["name"],
1542 "ip_address": interface
["ip-address"],
1543 "mac_address": interface
.get("mac-address"),
1545 vdu_delete
= vdu_scaling_info
.pop("vdu-delete")
1547 # execute primitive service PRE-SCALING
1548 step
= "Executing pre-scale vnf-config-primitive"
1549 if scaling_descriptor
.get("scaling-config-action"):
1550 for scaling_config_action
in scaling_descriptor
["scaling-config-action"]:
1551 if scaling_config_action
.get("trigger") and scaling_config_action
["trigger"] == "pre-scale-in" \
1552 and scaling_type
== "SCALE_IN":
1553 vnf_config_primitive
= scaling_config_action
["vnf-config-primitive-name-ref"]
1554 step
= db_nslcmop_update
["detailed-status"] = \
1555 "executing pre-scale scaling-config-action '{}'".format(vnf_config_primitive
)
1556 # look for primitive
1557 primitive_params
= {}
1558 for config_primitive
in db_vnfd
.get("vnf-configuration", {}).get("config-primitive", ()):
1559 if config_primitive
["name"] == vnf_config_primitive
:
1560 for parameter
in config_primitive
.get("parameter", ()):
1561 if 'default-value' in parameter
and \
1562 parameter
['default-value'] == "<VDU_SCALE_INFO>":
1563 primitive_params
[parameter
["name"]] = yaml
.safe_dump(vdu_scaling_info
,
1564 default_flow_style
=True,
1569 "Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:scaling-config-action"
1570 "[vnf-config-primitive-name-ref='{}'] does not match any vnf-cnfiguration:config-"
1571 "primitive".format(scaling_group
, config_primitive
))
1572 scale_process
= "VCA"
1573 db_nsr_update
["config-status"] = "configuring pre-scaling"
1574 result
, result_detail
= await self
._ns
_execute
_primitive
(nsr_deployed
, nsr_name
, vnf_index
,
1575 None, None, None, vnf_config_primitive
,
1577 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Done with result {} {}".format(
1578 vnf_config_primitive
, result
, result_detail
))
1579 if result
== "FAILED":
1580 raise LcmException(result_detail
)
1581 db_nsr_update
["config-status"] = old_config_status
1582 scale_process
= None
1585 scale_process
= "RO"
1586 RO
= ROclient
.ROClient(self
.loop
, **self
.ro_config
)
1587 RO_desc
= await RO
.create_action("ns", RO_nsr_id
, {"vdu-scaling": RO_scaling_info
})
1588 db_nsr_update
["_admin.scaling-group.{}.nb-scale-op".format(admin_scale_index
)] = nb_scale_op
1589 db_nsr_update
["_admin.scaling-group.{}.time".format(admin_scale_index
)] = time()
1591 RO_nslcmop_id
= RO_desc
["instance_action_id"]
1592 db_nslcmop_update
["_admin.deploy.RO"] = RO_nslcmop_id
1594 RO_task_done
= False
1595 step
= detailed_status
= "Waiting RO_task_id={} to complete the scale action.".format(RO_nslcmop_id
)
1596 detailed_status_old
= None
1597 self
.logger
.debug(logging_text
+ step
)
1599 deployment_timeout
= 1 * 3600 # One hour
1600 while deployment_timeout
> 0:
1601 if not RO_task_done
:
1602 desc
= await RO
.show("ns", item_id_name
=RO_nsr_id
, extra_item
="action",
1603 extra_item_id
=RO_nslcmop_id
)
1604 ns_status
, ns_status_info
= RO
.check_action_status(desc
)
1605 if ns_status
== "ERROR":
1606 raise ROclient
.ROClientException(ns_status_info
)
1607 elif ns_status
== "BUILD":
1608 detailed_status
= step
+ "; {}".format(ns_status_info
)
1609 elif ns_status
== "ACTIVE":
1611 step
= detailed_status
= "Waiting ns ready at RO. RO_id={}".format(RO_nsr_id
)
1612 self
.logger
.debug(logging_text
+ step
)
1614 assert False, "ROclient.check_action_status returns unknown {}".format(ns_status
)
1616 desc
= await RO
.show("ns", RO_nsr_id
)
1617 ns_status
, ns_status_info
= RO
.check_ns_status(desc
)
1618 if ns_status
== "ERROR":
1619 raise ROclient
.ROClientException(ns_status_info
)
1620 elif ns_status
== "BUILD":
1621 detailed_status
= step
+ "; {}".format(ns_status_info
)
1622 elif ns_status
== "ACTIVE":
1623 step
= detailed_status
= \
1624 "Waiting for management IP address reported by the VIM. Updating VNFRs"
1626 self
.scale_vnfr(db_vnfr
, vdu_create
=vdu_create
, vdu_delete
=vdu_delete
)
1629 desc
= await RO
.show("ns", RO_nsr_id
)
1630 # nsr_deployed["nsr_ip"] = RO.get_ns_vnf_info(desc)
1631 self
.ns_update_vnfr({db_vnfr
["member-vnf-index-ref"]: db_vnfr
}, desc
)
1633 except LcmExceptionNoMgmtIP
:
1636 assert False, "ROclient.check_ns_status returns unknown {}".format(ns_status
)
1637 if detailed_status
!= detailed_status_old
:
1638 detailed_status_old
= db_nslcmop_update
["detailed-status"] = detailed_status
1639 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1641 await asyncio
.sleep(5, loop
=self
.loop
)
1642 deployment_timeout
-= 5
1643 if deployment_timeout
<= 0:
1644 raise ROclient
.ROClientException("Timeout waiting ns to be ready")
1646 # update VDU_SCALING_INFO with the obtained ip_addresses
1647 if vdu_scaling_info
["scaling_direction"] == "OUT":
1648 for vdur
in reversed(db_vnfr
["vdur"]):
1649 if vdu_scaling_info
["vdu-create"].get(vdur
["vdu-id-ref"]):
1650 vdu_scaling_info
["vdu-create"][vdur
["vdu-id-ref"]] -= 1
1651 vdu_scaling_info
["vdu"].append({
1652 "name": vdur
["name"],
1653 "vdu_id": vdur
["vdu-id-ref"],
1656 for interface
in vdur
["interfaces"]:
1657 vdu_scaling_info
["vdu"][-1]["interface"].append({
1658 "name": interface
["name"],
1659 "ip_address": interface
["ip-address"],
1660 "mac_address": interface
.get("mac-address"),
1662 del vdu_scaling_info
["vdu-create"]
1664 scale_process
= None
1666 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1668 # execute primitive service POST-SCALING
1669 step
= "Executing post-scale vnf-config-primitive"
1670 if scaling_descriptor
.get("scaling-config-action"):
1671 for scaling_config_action
in scaling_descriptor
["scaling-config-action"]:
1672 if scaling_config_action
.get("trigger") and scaling_config_action
["trigger"] == "post-scale-out" \
1673 and scaling_type
== "SCALE_OUT":
1674 vnf_config_primitive
= scaling_config_action
["vnf-config-primitive-name-ref"]
1675 step
= db_nslcmop_update
["detailed-status"] = \
1676 "executing post-scale scaling-config-action '{}'".format(vnf_config_primitive
)
1677 # look for primitive
1678 primitive_params
= {}
1679 for config_primitive
in db_vnfd
.get("vnf-configuration", {}).get("config-primitive", ()):
1680 if config_primitive
["name"] == vnf_config_primitive
:
1681 for parameter
in config_primitive
.get("parameter", ()):
1682 if 'default-value' in parameter
and \
1683 parameter
['default-value'] == "<VDU_SCALE_INFO>":
1684 primitive_params
[parameter
["name"]] = yaml
.safe_dump(vdu_scaling_info
,
1685 default_flow_style
=True,
1689 raise LcmException("Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:"
1690 "scaling-config-action[vnf-config-primitive-name-ref='{}'] does not "
1691 "match any vnf-configuration:config-primitive".format(scaling_group
,
1693 scale_process
= "VCA"
1694 db_nsr_update
["config-status"] = "configuring post-scaling"
1696 result
, result_detail
= await self
._ns
_execute
_primitive
(nsr_deployed
, nsr_name
, vnf_index
,
1697 None, None, None, vnf_config_primitive
,
1699 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Done with result {} {}".format(
1700 vnf_config_primitive
, result
, result_detail
))
1701 if result
== "FAILED":
1702 raise LcmException(result_detail
)
1703 db_nsr_update
["config-status"] = old_config_status
1704 scale_process
= None
1706 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "COMPLETED"
1707 db_nslcmop_update
["statusEnteredTime"] = time()
1708 db_nslcmop_update
["detailed-status"] = "done"
1709 db_nsr_update
["detailed-status"] = "" # "scaled {} {}".format(scaling_group, scaling_type)
1710 db_nsr_update
["operational-status"] = old_operational_status
1711 db_nsr_update
["config-status"] = old_config_status
1713 except (ROclient
.ROClientException
, DbException
, LcmException
) as e
:
1714 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
1716 except asyncio
.CancelledError
:
1717 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
1718 exc
= "Operation was cancelled"
1719 except Exception as e
:
1720 exc
= traceback
.format_exc()
1721 self
.logger
.critical(logging_text
+ "Exit Exception {} {}".format(type(e
).__name
__, e
), exc_info
=True)
1725 db_nslcmop_update
["detailed-status"] = "FAILED {}: {}".format(step
, exc
)
1726 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
1727 db_nslcmop_update
["statusEnteredTime"] = time()
1729 db_nsr_update
["operational-status"] = old_operational_status
1730 db_nsr_update
["config-status"] = old_config_status
1731 db_nsr_update
["detailed-status"] = ""
1732 db_nsr_update
["_admin.nslcmop"] = None
1734 if "VCA" in scale_process
:
1735 db_nsr_update
["config-status"] = "failed"
1736 if "RO" in scale_process
:
1737 db_nsr_update
["operational-status"] = "failed"
1738 db_nsr_update
["detailed-status"] = "FAILED scaling nslcmop={} {}: {}".format(nslcmop_id
, step
,
1740 if db_nslcmop_update
:
1741 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1743 db_nsr_update
["_admin.nslcmop"] = None
1744 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1745 if nslcmop_operation_state
:
1747 await self
.msg
.aiowrite("ns", "scaled", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
1748 "operationState": nslcmop_operation_state
})
1750 # await asyncio.sleep(cooldown_time)
1751 # await self.msg.aiowrite("ns","scaled-cooldown-time", {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id})
1752 except Exception as e
:
1753 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
1754 self
.logger
.debug(logging_text
+ "Exit")
1755 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_scale")