1 # -*- coding: utf-8 -*-
4 # Copyright 2018 Telefonica S.A.
6 # Licensed under the Apache License, Version 2.0 (the "License"); you may
7 # not use this file except in compliance with the License. You may obtain
8 # a copy of the License at
10 # http://www.apache.org/licenses/LICENSE-2.0
12 # Unless required by applicable law or agreed to in writing, software
13 # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
14 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
15 # License for the specific language governing permissions and limitations
22 import logging
.handlers
25 from jinja2
import Environment
, Template
, meta
, TemplateError
, TemplateNotFound
, TemplateSyntaxError
28 from lcm_utils
import LcmException
, LcmExceptionNoMgmtIP
, LcmBase
30 from osm_common
.dbbase
import DbException
31 from osm_common
.fsbase
import FsException
32 from n2vc
.vnf
import N2VC
, N2VCPrimitiveExecutionFailed
34 from copy
import copy
, deepcopy
35 from http
import HTTPStatus
37 from uuid
import uuid4
39 __author__
= "Alfonso Tierno"
42 def get_iterable(in_dict
, in_key
):
44 Similar to <dict>.get(), but if value is None, False, ..., An empty tuple is returned instead
45 :param in_dict: a dictionary
46 :param in_key: the key to look for at in_dict
47 :return: in_dict[in_var] or () if it is None or not present
49 if not in_dict
.get(in_key
):
51 return in_dict
[in_key
]
54 def populate_dict(target_dict
, key_list
, value
):
56 Upate target_dict creating nested dictionaries with the key_list. Last key_list item is asigned the value.
57 Example target_dict={K: J}; key_list=[a,b,c]; target_dict will be {K: J, a: {b: {c: value}}}
58 :param target_dict: dictionary to be changed
59 :param key_list: list of keys to insert at target_dict
63 for key
in key_list
[0:-1]:
64 if key
not in target_dict
:
66 target_dict
= target_dict
[key
]
67 target_dict
[key_list
[-1]] = value
71 timeout_vca_on_error
= 5 * 60 # Time for charm from first time at blocked,error status to mark as failed
72 total_deploy_timeout
= 2 * 3600 # global timeout for deployment
73 timeout_charm_delete
= 10 * 60
74 timeout_primitive
= 10 * 60 # timeout for primitive execution
76 def __init__(self
, db
, msg
, fs
, lcm_tasks
, ro_config
, vca_config
, loop
):
78 Init, Connect to database, filesystem storage, and messaging
79 :param config: two level dictionary with configuration. Top level should contain 'database', 'storage',
83 self
.logger
= logging
.getLogger('lcm.ns')
85 self
.lcm_tasks
= lcm_tasks
87 super().__init
__(db
, msg
, fs
, self
.logger
)
89 self
.ro_config
= ro_config
93 server
=vca_config
['host'],
94 port
=vca_config
['port'],
95 user
=vca_config
['user'],
96 secret
=vca_config
['secret'],
97 # TODO: This should point to the base folder where charms are stored,
98 # if there is a common one (like object storage). Otherwise, leave
99 # it unset and pass it via DeployCharms
100 # artifacts=vca_config[''],
104 def vnfd2RO(self
, vnfd
, new_id
=None, additionalParams
=None, nsrId
=None):
106 Converts creates a new vnfd descriptor for RO base on input OSM IM vnfd
107 :param vnfd: input vnfd
108 :param new_id: overrides vnf id if provided
109 :param additionalParams: Instantiation params for VNFs provided
110 :param nsrId: Id of the NSR
111 :return: copy of vnfd
114 vnfd_RO
= deepcopy(vnfd
)
115 # remove unused by RO configuration, monitoring, scaling and internal keys
116 vnfd_RO
.pop("_id", None)
117 vnfd_RO
.pop("_admin", None)
118 vnfd_RO
.pop("vnf-configuration", None)
119 vnfd_RO
.pop("monitoring-param", None)
120 vnfd_RO
.pop("scaling-group-descriptor", None)
122 vnfd_RO
["id"] = new_id
124 # parse cloud-init or cloud-init-file with the provided variables using Jinja2
125 for vdu
in get_iterable(vnfd_RO
, "vdu"):
126 cloud_init_file
= None
127 if vdu
.get("cloud-init-file"):
128 base_folder
= vnfd
["_admin"]["storage"]
129 cloud_init_file
= "{}/{}/cloud_init/{}".format(base_folder
["folder"], base_folder
["pkg-dir"],
130 vdu
["cloud-init-file"])
131 with self
.fs
.file_open(cloud_init_file
, "r") as ci_file
:
132 cloud_init_content
= ci_file
.read()
133 vdu
.pop("cloud-init-file", None)
134 elif vdu
.get("cloud-init"):
135 cloud_init_content
= vdu
["cloud-init"]
140 ast
= env
.parse(cloud_init_content
)
141 mandatory_vars
= meta
.find_undeclared_variables(ast
)
143 for var
in mandatory_vars
:
144 if not additionalParams
or var
not in additionalParams
.keys():
145 raise LcmException("Variable '{}' defined at vnfd[id={}]:vdu[id={}]:cloud-init/cloud-init-"
146 "file, must be provided in the instantiation parameters inside the "
147 "'additionalParamsForVnf' block".format(var
, vnfd
["id"], vdu
["id"]))
148 template
= Template(cloud_init_content
)
149 cloud_init_content
= template
.render(additionalParams
or {})
150 vdu
["cloud-init"] = cloud_init_content
153 except FsException
as e
:
154 raise LcmException("Error reading vnfd[id={}]:vdu[id={}]:cloud-init-file={}: {}".
155 format(vnfd
["id"], vdu
["id"], cloud_init_file
, e
))
156 except (TemplateError
, TemplateNotFound
, TemplateSyntaxError
) as e
:
157 raise LcmException("Error parsing Jinja2 to cloud-init content at vnfd[id={}]:vdu[id={}]: {}".
158 format(vnfd
["id"], vdu
["id"], e
))
160 def n2vc_callback(self
, model_name
, application_name
, status
, message
, n2vc_info
, task
=None):
162 Callback both for charm status change and task completion
163 :param model_name: Charm model name
164 :param application_name: Charm application name
165 :param status: Can be
166 - blocked: The unit needs manual intervention
167 - maintenance: The unit is actively deploying/configuring
168 - waiting: The unit is waiting for another charm to be ready
169 - active: The unit is deployed, configured, and ready
170 - error: The charm has failed and needs attention.
171 - terminated: The charm has been destroyed
174 :param message: detailed message error
175 :param n2vc_info: dictionary with information shared with instantiate task. It contains:
178 lcmOperationType: currently "instantiate"
179 deployed: dictionary with {<application>: {operational-status: <status>, detailed-status: <text>}}
180 db_update: dictionary to be filled with the changes to be wrote to database with format key.key.key: value
181 n2vc_event: event used to notify instantiation task that some change has been produced
182 :param task: None for charm status change, or task for completion task callback
186 nsr_id
= n2vc_info
["nsr_id"]
187 deployed
= n2vc_info
["deployed"]
188 db_nsr_update
= n2vc_info
["db_update"]
189 nslcmop_id
= n2vc_info
["nslcmop_id"]
190 ns_operation
= n2vc_info
["lcmOperationType"]
191 n2vc_event
= n2vc_info
["n2vc_event"]
192 logging_text
= "Task ns={} {}={} [n2vc_callback] application={}".format(nsr_id
, ns_operation
, nslcmop_id
,
194 for vca_index
, vca_deployed
in enumerate(deployed
):
197 if model_name
== vca_deployed
["model"] and application_name
== vca_deployed
["application"]:
200 self
.logger
.error(logging_text
+ " Not present at nsr._admin.deployed.VCA")
204 self
.logger
.debug(logging_text
+ " task Cancelled")
205 vca_deployed
['operational-status'] = "error"
206 db_nsr_update
["_admin.deployed.VCA.{}.operational-status".format(vca_index
)] = "error"
207 vca_deployed
['detailed-status'] = "Task Cancelled"
208 db_nsr_update
["_admin.deployed.VCA.{}.detailed-status".format(vca_index
)] = "Task Cancelled"
211 exc
= task
.exception()
213 self
.logger
.error(logging_text
+ " task Exception={}".format(exc
))
214 vca_deployed
['operational-status'] = "error"
215 db_nsr_update
["_admin.deployed.VCA.{}.operational-status".format(vca_index
)] = "error"
216 vca_deployed
['detailed-status'] = str(exc
)
217 db_nsr_update
["_admin.deployed.VCA.{}.detailed-status".format(vca_index
)] = str(exc
)
219 self
.logger
.debug(logging_text
+ " task Done")
220 # task is Done, but callback is still ongoing. So ignore
223 self
.logger
.debug(logging_text
+ " Enter status={} message={}".format(status
, message
))
224 if vca_deployed
['operational-status'] == status
:
225 return # same status, ignore
226 vca_deployed
['operational-status'] = status
227 db_nsr_update
["_admin.deployed.VCA.{}.operational-status".format(vca_index
)] = status
228 vca_deployed
['detailed-status'] = str(message
)
229 db_nsr_update
["_admin.deployed.VCA.{}.detailed-status".format(vca_index
)] = str(message
)
231 self
.logger
.critical(logging_text
+ " Enter with bad parameters", exc_info
=True)
233 # wake up instantiate task
235 except Exception as e
:
236 self
.logger
.critical(logging_text
+ " Exception {}".format(e
), exc_info
=True)
238 def ns_params_2_RO(self
, ns_params
, nsd
, vnfd_dict
, n2vc_key_list
):
240 Creates a RO ns descriptor from OSM ns_instantiate params
241 :param ns_params: OSM instantiate params
242 :return: The RO ns descriptor
245 # TODO feature 1417: Check that no instantiation is set over PDU
246 # check if PDU forces a concrete vim-network-id and add it
247 # check if PDU contains a SDN-assist info (dpid, switch, port) and pass it to RO
249 def vim_account_2_RO(vim_account
):
250 if vim_account
in vim_2_RO
:
251 return vim_2_RO
[vim_account
]
253 db_vim
= self
.db
.get_one("vim_accounts", {"_id": vim_account
})
254 if db_vim
["_admin"]["operationalState"] != "ENABLED":
255 raise LcmException("VIM={} is not available. operationalState={}".format(
256 vim_account
, db_vim
["_admin"]["operationalState"]))
257 RO_vim_id
= db_vim
["_admin"]["deployed"]["RO"]
258 vim_2_RO
[vim_account
] = RO_vim_id
261 def ip_profile_2_RO(ip_profile
):
262 RO_ip_profile
= deepcopy((ip_profile
))
263 if "dns-server" in RO_ip_profile
:
264 if isinstance(RO_ip_profile
["dns-server"], list):
265 RO_ip_profile
["dns-address"] = []
266 for ds
in RO_ip_profile
.pop("dns-server"):
267 RO_ip_profile
["dns-address"].append(ds
['address'])
269 RO_ip_profile
["dns-address"] = RO_ip_profile
.pop("dns-server")
270 if RO_ip_profile
.get("ip-version") == "ipv4":
271 RO_ip_profile
["ip-version"] = "IPv4"
272 if RO_ip_profile
.get("ip-version") == "ipv6":
273 RO_ip_profile
["ip-version"] = "IPv6"
274 if "dhcp-params" in RO_ip_profile
:
275 RO_ip_profile
["dhcp"] = RO_ip_profile
.pop("dhcp-params")
281 # "name": ns_params["nsName"],
282 # "description": ns_params.get("nsDescription"),
283 "datacenter": vim_account_2_RO(ns_params
["vimAccountId"]),
284 # "scenario": ns_params["nsdId"],
287 for vnfd_ref
, vnfd
in vnfd_dict
.items():
288 vdu_needed_access
= []
290 if vnfd
.get("vnf-configuration"):
291 if vnfd
.get("mgmt-interface"):
292 if vnfd
["mgmt-interface"].get("vdu-id"):
293 vdu_needed_access
.append(vnfd
["mgmt-interface"]["vdu-id"])
294 elif vnfd
["mgmt-interface"].get("cp"):
295 mgmt_cp
= vnfd
["mgmt-interface"]["cp"]
297 for vdu
in vnfd
.get("vdu", ()):
298 if vdu
.get("vdu-configuration"):
299 vdu_needed_access
.append(vdu
["id"])
301 for vdu_interface
in vdu
.get("interface"):
302 if vdu_interface
.get("external-connection-point-ref") and \
303 vdu_interface
["external-connection-point-ref"] == mgmt_cp
:
304 vdu_needed_access
.append(vdu
["id"])
308 if vdu_needed_access
:
309 for vnf_member
in nsd
.get("constituent-vnfd"):
310 if vnf_member
["vnfd-id-ref"] != vnfd_ref
:
312 for vdu
in vdu_needed_access
:
313 populate_dict(RO_ns_params
,
314 ("vnfs", vnf_member
["member-vnf-index"], "vdus", vdu
, "mgmt_keys"),
317 if ns_params
.get("vduImage"):
318 RO_ns_params
["vduImage"] = ns_params
["vduImage"]
320 if ns_params
.get("ssh_keys"):
321 RO_ns_params
["cloud-config"] = {"key-pairs": ns_params
["ssh_keys"]}
322 for vnf_params
in get_iterable(ns_params
, "vnf"):
323 for constituent_vnfd
in nsd
["constituent-vnfd"]:
324 if constituent_vnfd
["member-vnf-index"] == vnf_params
["member-vnf-index"]:
325 vnf_descriptor
= vnfd_dict
[constituent_vnfd
["vnfd-id-ref"]]
328 raise LcmException("Invalid instantiate parameter vnf:member-vnf-index={} is not present at nsd:"
329 "constituent-vnfd".format(vnf_params
["member-vnf-index"]))
330 if vnf_params
.get("vimAccountId"):
331 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "datacenter"),
332 vim_account_2_RO(vnf_params
["vimAccountId"]))
334 for vdu_params
in get_iterable(vnf_params
, "vdu"):
335 # TODO feature 1417: check that this VDU exist and it is not a PDU
336 if vdu_params
.get("volume"):
337 for volume_params
in vdu_params
["volume"]:
338 if volume_params
.get("vim-volume-id"):
339 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
340 vdu_params
["id"], "devices", volume_params
["name"], "vim_id"),
341 volume_params
["vim-volume-id"])
342 if vdu_params
.get("interface"):
343 for interface_params
in vdu_params
["interface"]:
344 if interface_params
.get("ip-address"):
345 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
346 vdu_params
["id"], "interfaces", interface_params
["name"],
348 interface_params
["ip-address"])
349 if interface_params
.get("mac-address"):
350 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
351 vdu_params
["id"], "interfaces", interface_params
["name"],
353 interface_params
["mac-address"])
354 if interface_params
.get("floating-ip-required"):
355 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
356 vdu_params
["id"], "interfaces", interface_params
["name"],
358 interface_params
["floating-ip-required"])
360 for internal_vld_params
in get_iterable(vnf_params
, "internal-vld"):
361 if internal_vld_params
.get("vim-network-name"):
362 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
363 internal_vld_params
["name"], "vim-network-name"),
364 internal_vld_params
["vim-network-name"])
365 if internal_vld_params
.get("vim-network-id"):
366 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
367 internal_vld_params
["name"], "vim-network-id"),
368 internal_vld_params
["vim-network-id"])
369 if internal_vld_params
.get("ip-profile"):
370 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
371 internal_vld_params
["name"], "ip-profile"),
372 ip_profile_2_RO(internal_vld_params
["ip-profile"]))
374 for icp_params
in get_iterable(internal_vld_params
, "internal-connection-point"):
377 for vdu_descriptor
in vnf_descriptor
["vdu"]:
378 for vdu_interface
in vdu_descriptor
["interface"]:
379 if vdu_interface
.get("internal-connection-point-ref") == icp_params
["id-ref"]:
380 if icp_params
.get("ip-address"):
381 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
382 vdu_descriptor
["id"], "interfaces",
383 vdu_interface
["name"], "ip_address"),
384 icp_params
["ip-address"])
386 if icp_params
.get("mac-address"):
387 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
388 vdu_descriptor
["id"], "interfaces",
389 vdu_interface
["name"], "mac_address"),
390 icp_params
["mac-address"])
396 raise LcmException("Invalid instantiate parameter vnf:member-vnf-index[{}]:"
397 "internal-vld:id-ref={} is not present at vnfd:internal-"
398 "connection-point".format(vnf_params
["member-vnf-index"],
399 icp_params
["id-ref"]))
401 for vld_params
in get_iterable(ns_params
, "vld"):
402 if "ip-profile" in vld_params
:
403 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "ip-profile"),
404 ip_profile_2_RO(vld_params
["ip-profile"]))
405 if vld_params
.get("vim-network-name"):
407 if isinstance(vld_params
["vim-network-name"], dict):
408 for vim_account
, vim_net
in vld_params
["vim-network-name"].items():
409 RO_vld_sites
.append({
410 "netmap-use": vim_net
,
411 "datacenter": vim_account_2_RO(vim_account
)
413 else: # isinstance str
414 RO_vld_sites
.append({"netmap-use": vld_params
["vim-network-name"]})
416 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "sites"), RO_vld_sites
)
417 if vld_params
.get("vim-network-id"):
419 if isinstance(vld_params
["vim-network-id"], dict):
420 for vim_account
, vim_net
in vld_params
["vim-network-id"].items():
421 RO_vld_sites
.append({
422 "netmap-use": vim_net
,
423 "datacenter": vim_account_2_RO(vim_account
)
425 else: # isinstance str
426 RO_vld_sites
.append({"netmap-use": vld_params
["vim-network-id"]})
428 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "sites"), RO_vld_sites
)
429 if "vnfd-connection-point-ref" in vld_params
:
430 for cp_params
in vld_params
["vnfd-connection-point-ref"]:
432 for constituent_vnfd
in nsd
["constituent-vnfd"]:
433 if constituent_vnfd
["member-vnf-index"] == cp_params
["member-vnf-index-ref"]:
434 vnf_descriptor
= vnfd_dict
[constituent_vnfd
["vnfd-id-ref"]]
438 "Invalid instantiate parameter vld:vnfd-connection-point-ref:member-vnf-index-ref={} "
439 "is not present at nsd:constituent-vnfd".format(cp_params
["member-vnf-index-ref"]))
441 for vdu_descriptor
in vnf_descriptor
["vdu"]:
442 for interface_descriptor
in vdu_descriptor
["interface"]:
443 if interface_descriptor
.get("external-connection-point-ref") == \
444 cp_params
["vnfd-connection-point-ref"]:
451 "Invalid instantiate parameter vld:vnfd-connection-point-ref:member-vnf-index-ref={}:"
452 "vnfd-connection-point-ref={} is not present at vnfd={}".format(
453 cp_params
["member-vnf-index-ref"],
454 cp_params
["vnfd-connection-point-ref"],
455 vnf_descriptor
["id"]))
456 if cp_params
.get("ip-address"):
457 populate_dict(RO_ns_params
, ("vnfs", cp_params
["member-vnf-index-ref"], "vdus",
458 vdu_descriptor
["id"], "interfaces",
459 interface_descriptor
["name"], "ip_address"),
460 cp_params
["ip-address"])
461 if cp_params
.get("mac-address"):
462 populate_dict(RO_ns_params
, ("vnfs", cp_params
["member-vnf-index-ref"], "vdus",
463 vdu_descriptor
["id"], "interfaces",
464 interface_descriptor
["name"], "mac_address"),
465 cp_params
["mac-address"])
468 def scale_vnfr(self
, db_vnfr
, vdu_create
=None, vdu_delete
=None):
469 # make a copy to do not change
470 vdu_create
= copy(vdu_create
)
471 vdu_delete
= copy(vdu_delete
)
473 vdurs
= db_vnfr
.get("vdur")
476 vdu_index
= len(vdurs
)
479 vdur
= vdurs
[vdu_index
]
480 if vdur
.get("pdu-type"):
482 vdu_id_ref
= vdur
["vdu-id-ref"]
483 if vdu_create
and vdu_create
.get(vdu_id_ref
):
484 for index
in range(0, vdu_create
[vdu_id_ref
]):
485 vdur
= deepcopy(vdur
)
486 vdur
["_id"] = str(uuid4())
487 vdur
["count-index"] += 1
488 vdurs
.insert(vdu_index
+1+index
, vdur
)
489 del vdu_create
[vdu_id_ref
]
490 if vdu_delete
and vdu_delete
.get(vdu_id_ref
):
492 vdu_delete
[vdu_id_ref
] -= 1
493 if not vdu_delete
[vdu_id_ref
]:
494 del vdu_delete
[vdu_id_ref
]
495 # check all operations are done
496 if vdu_create
or vdu_delete
:
497 raise LcmException("Error scaling OUT VNFR for {}. There is not any existing vnfr. Scaled to 0?".format(
500 raise LcmException("Error scaling IN VNFR for {}. There is not any existing vnfr. Scaled to 0?".format(
503 vnfr_update
= {"vdur": vdurs
}
504 db_vnfr
["vdur"] = vdurs
505 self
.update_db_2("vnfrs", db_vnfr
["_id"], vnfr_update
)
507 def ns_update_nsr(self
, ns_update_nsr
, db_nsr
, nsr_desc_RO
):
509 Updates database nsr with the RO info for the created vld
510 :param ns_update_nsr: dictionary to be filled with the updated info
511 :param db_nsr: content of db_nsr. This is also modified
512 :param nsr_desc_RO: nsr descriptor from RO
513 :return: Nothing, LcmException is raised on errors
516 for vld_index
, vld
in enumerate(get_iterable(db_nsr
, "vld")):
517 for net_RO
in get_iterable(nsr_desc_RO
, "nets"):
518 if vld
["id"] != net_RO
.get("ns_net_osm_id"):
520 vld
["vim-id"] = net_RO
.get("vim_net_id")
521 vld
["name"] = net_RO
.get("vim_name")
522 vld
["status"] = net_RO
.get("status")
523 vld
["status-detailed"] = net_RO
.get("error_msg")
524 ns_update_nsr
["vld.{}".format(vld_index
)] = vld
527 raise LcmException("ns_update_nsr: Not found vld={} at RO info".format(vld
["id"]))
529 def ns_update_vnfr(self
, db_vnfrs
, nsr_desc_RO
):
531 Updates database vnfr with the RO info, e.g. ip_address, vim_id... Descriptor db_vnfrs is also updated
532 :param db_vnfrs: dictionary with member-vnf-index: vnfr-content
533 :param nsr_desc_RO: nsr descriptor from RO
534 :return: Nothing, LcmException is raised on errors
536 for vnf_index
, db_vnfr
in db_vnfrs
.items():
537 for vnf_RO
in nsr_desc_RO
["vnfs"]:
538 if vnf_RO
["member_vnf_index"] != vnf_index
:
541 if vnf_RO
.get("ip_address"):
542 db_vnfr
["ip-address"] = vnfr_update
["ip-address"] = vnf_RO
["ip_address"]
543 elif not db_vnfr
.get("ip-address"):
544 raise LcmExceptionNoMgmtIP("ns member_vnf_index '{}' has no IP address".format(vnf_index
))
546 for vdu_index
, vdur
in enumerate(get_iterable(db_vnfr
, "vdur")):
547 vdur_RO_count_index
= 0
548 if vdur
.get("pdu-type"):
550 for vdur_RO
in get_iterable(vnf_RO
, "vms"):
551 if vdur
["vdu-id-ref"] != vdur_RO
["vdu_osm_id"]:
553 if vdur
["count-index"] != vdur_RO_count_index
:
554 vdur_RO_count_index
+= 1
556 vdur
["vim-id"] = vdur_RO
.get("vim_vm_id")
557 vdur
["ip-address"] = vdur_RO
.get("ip_address")
558 vdur
["vdu-id-ref"] = vdur_RO
.get("vdu_osm_id")
559 vdur
["name"] = vdur_RO
.get("vim_name")
560 vdur
["status"] = vdur_RO
.get("status")
561 vdur
["status-detailed"] = vdur_RO
.get("error_msg")
562 for ifacer
in get_iterable(vdur
, "interfaces"):
563 for interface_RO
in get_iterable(vdur_RO
, "interfaces"):
564 if ifacer
["name"] == interface_RO
.get("internal_name"):
565 ifacer
["ip-address"] = interface_RO
.get("ip_address")
566 ifacer
["mac-address"] = interface_RO
.get("mac_address")
569 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vdur={} interface={} "
570 "at RO info".format(vnf_index
, vdur
["vdu-id-ref"], ifacer
["name"]))
571 vnfr_update
["vdur.{}".format(vdu_index
)] = vdur
574 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vdur={} count_index={} at "
575 "RO info".format(vnf_index
, vdur
["vdu-id-ref"], vdur
["count-index"]))
577 for vld_index
, vld
in enumerate(get_iterable(db_vnfr
, "vld")):
578 for net_RO
in get_iterable(nsr_desc_RO
, "nets"):
579 if vld
["id"] != net_RO
.get("vnf_net_osm_id"):
581 vld
["vim-id"] = net_RO
.get("vim_net_id")
582 vld
["name"] = net_RO
.get("vim_name")
583 vld
["status"] = net_RO
.get("status")
584 vld
["status-detailed"] = net_RO
.get("error_msg")
585 vnfr_update
["vld.{}".format(vld_index
)] = vld
588 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vld={} at RO info".format(
589 vnf_index
, vld
["id"]))
591 self
.update_db_2("vnfrs", db_vnfr
["_id"], vnfr_update
)
595 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} at RO info".format(vnf_index
))
597 async def instantiate(self
, nsr_id
, nslcmop_id
):
598 logging_text
= "Task ns={} instantiate={} ".format(nsr_id
, nslcmop_id
)
599 self
.logger
.debug(logging_text
+ "Enter")
600 # get all needed from database
601 start_deploy
= time()
604 db_nsr_update
= {"_admin.nslcmop": nslcmop_id
}
605 db_nslcmop_update
= {}
606 nslcmop_operation_state
= None
608 RO_descriptor_number
= 0 # number of descriptors created at RO
609 vnf_index_2_RO_id
= {} # map between vnfd/nsd id to the id used at RO
613 step
= "Getting nslcmop={} from db".format(nslcmop_id
)
614 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
615 step
= "Getting nsr={} from db".format(nsr_id
)
616 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
617 ns_params
= db_nslcmop
.get("operationParams")
619 nsr_name
= db_nsr
["name"] # TODO short-name??
621 # look if previous tasks in process
622 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("ns", nsr_id
, nslcmop_id
)
624 step
= db_nslcmop_update
["detailed-status"] = \
625 "Waiting for related tasks to be completed: {}".format(task_name
)
626 self
.logger
.debug(logging_text
+ step
)
627 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
628 _
, pending
= await asyncio
.wait(task_dependency
, timeout
=3600)
630 raise LcmException("Timeout waiting related tasks to be completed")
632 step
= "Getting vnfrs from db"
633 db_vnfrs_list
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
636 for vnfr
in db_vnfrs_list
:
637 db_vnfrs
[vnfr
["member-vnf-index-ref"]] = vnfr
638 vnfd_id
= vnfr
["vnfd-id"]
639 vnfd_ref
= vnfr
["vnfd-ref"]
640 if vnfd_id
not in db_vnfds
:
641 step
= "Getting vnfd={} id='{}' from db".format(vnfd_id
, vnfd_ref
)
642 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd_id
})
643 db_vnfds_ref
[vnfd_ref
] = vnfd
644 db_vnfds
[vnfd_id
] = vnfd
646 # Get or generates the _admin.deployed,VCA list
647 vca_deployed_list
= None
648 if db_nsr
["_admin"].get("deployed"):
649 vca_deployed_list
= db_nsr
["_admin"]["deployed"].get("VCA")
650 if vca_deployed_list
is None:
651 vca_deployed_list
= []
652 db_nsr_update
["_admin.deployed.VCA"] = vca_deployed_list
653 elif isinstance(vca_deployed_list
, dict):
654 # maintain backward compatibility. Change a dict to list at database
655 vca_deployed_list
= list(vca_deployed_list
.values())
656 db_nsr_update
["_admin.deployed.VCA"] = vca_deployed_list
658 db_nsr_update
["detailed-status"] = "creating"
659 db_nsr_update
["operational-status"] = "init"
661 RO
= ROclient
.ROClient(self
.loop
, **self
.ro_config
)
663 # set state to INSTANTIATED. When instantiated NBI will not delete directly
664 db_nsr_update
["_admin.nsState"] = "INSTANTIATED"
665 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
667 # get vnfds, instantiate at RO
668 for c_vnf
in nsd
.get("constituent-vnfd", ()):
669 member_vnf_index
= c_vnf
["member-vnf-index"]
670 vnfd_ref
= vnfd
["id"]
671 step
= db_nsr_update
["detailed-status"] = "Creating vnfd={} at RO".format(vnfd_ref
)
672 # self.logger.debug(logging_text + step)
673 vnfd_id_RO
= "{}.{}.{}".format(nsr_id
, RO_descriptor_number
, member_vnf_index
[:23])
674 vnf_index_2_RO_id
[member_vnf_index
] = vnfd_id_RO
675 RO_descriptor_number
+= 1
678 vnfd_list
= await RO
.get_list("vnfd", filter_by
={"osm_id": vnfd_id_RO
})
680 db_nsr_update
["_admin.deployed.RO.vnfd_id.{}".format(vnfd_id
)] = vnfd_list
[0]["uuid"]
681 self
.logger
.debug(logging_text
+ "vnfd={} exists at RO. Using RO_id={}".format(
682 vnfd_ref
, vnfd_list
[0]["uuid"]))
684 vnfd_RO
= self
.vnfd2RO(vnfd
, vnfd_id_RO
, db_vnfrs
[c_vnf
["member-vnf-index"]].
685 get("additionalParamsForVnf"), nsr_id
)
686 desc
= await RO
.create("vnfd", descriptor
=vnfd_RO
)
687 db_nsr_update
["_admin.deployed.RO.vnfd_id.{}".format(vnfd_id
)] = desc
["uuid"]
688 self
.logger
.debug(logging_text
+ "vnfd={} created at RO. RO_id={}".format(
689 vnfd_ref
, desc
["uuid"]))
690 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
694 step
= db_nsr_update
["detailed-status"] = "Creating nsd={} at RO".format(nsd_ref
)
695 # self.logger.debug(logging_text + step)
697 RO_osm_nsd_id
= "{}.{}.{}".format(nsr_id
, RO_descriptor_number
, nsd_ref
[:23])
698 RO_descriptor_number
+= 1
699 nsd_list
= await RO
.get_list("nsd", filter_by
={"osm_id": RO_osm_nsd_id
})
701 db_nsr_update
["_admin.deployed.RO.nsd_id"] = RO_nsd_uuid
= nsd_list
[0]["uuid"]
702 self
.logger
.debug(logging_text
+ "nsd={} exists at RO. Using RO_id={}".format(
703 nsd_ref
, RO_nsd_uuid
))
705 nsd_RO
= deepcopy(nsd
)
706 nsd_RO
["id"] = RO_osm_nsd_id
707 nsd_RO
.pop("_id", None)
708 nsd_RO
.pop("_admin", None)
709 for c_vnf
in nsd_RO
.get("constituent-vnfd", ()):
710 member_vnf_index
= c_vnf
["member-vnf-index"]
711 c_vnf
["vnfd-id-ref"] = vnf_index_2_RO_id
[member_vnf_index
]
712 for c_vld
in nsd_RO
.get("vld", ()):
713 for cp
in c_vld
.get("vnfd-connection-point-ref", ()):
714 member_vnf_index
= cp
["member-vnf-index-ref"]
715 cp
["vnfd-id-ref"] = vnf_index_2_RO_id
[member_vnf_index
]
717 desc
= await RO
.create("nsd", descriptor
=nsd_RO
)
718 db_nsr_update
["_admin.nsState"] = "INSTANTIATED"
719 db_nsr_update
["_admin.deployed.RO.nsd_id"] = RO_nsd_uuid
= desc
["uuid"]
720 self
.logger
.debug(logging_text
+ "nsd={} created at RO. RO_id={}".format(nsd_ref
, RO_nsd_uuid
))
721 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
724 # if present use it unless in error status
725 RO_nsr_id
= db_nsr
["_admin"].get("deployed", {}).get("RO", {}).get("nsr_id")
728 step
= db_nsr_update
["detailed-status"] = "Looking for existing ns at RO"
729 # self.logger.debug(logging_text + step + " RO_ns_id={}".format(RO_nsr_id))
730 desc
= await RO
.show("ns", RO_nsr_id
)
731 except ROclient
.ROClientException
as e
:
732 if e
.http_code
!= HTTPStatus
.NOT_FOUND
:
734 RO_nsr_id
= db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
736 ns_status
, ns_status_info
= RO
.check_ns_status(desc
)
737 db_nsr_update
["_admin.deployed.RO.nsr_status"] = ns_status
738 if ns_status
== "ERROR":
739 step
= db_nsr_update
["detailed-status"] = "Deleting ns at RO. RO_ns_id={}".format(RO_nsr_id
)
740 self
.logger
.debug(logging_text
+ step
)
741 await RO
.delete("ns", RO_nsr_id
)
742 RO_nsr_id
= db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
744 step
= db_nsr_update
["detailed-status"] = "Checking dependencies"
745 # self.logger.debug(logging_text + step)
747 # check if VIM is creating and wait look if previous tasks in process
748 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("vim_account", ns_params
["vimAccountId"])
750 step
= "Waiting for related tasks to be completed: {}".format(task_name
)
751 self
.logger
.debug(logging_text
+ step
)
752 await asyncio
.wait(task_dependency
, timeout
=3600)
753 if ns_params
.get("vnf"):
754 for vnf
in ns_params
["vnf"]:
755 if "vimAccountId" in vnf
:
756 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("vim_account",
759 step
= "Waiting for related tasks to be completed: {}".format(task_name
)
760 self
.logger
.debug(logging_text
+ step
)
761 await asyncio
.wait(task_dependency
, timeout
=3600)
763 step
= db_nsr_update
["detailed-status"] = "Checking instantiation parameters"
765 # feature 1429. Add n2vc public key to needed VMs
766 n2vc_key
= await self
.n2vc
.GetPublicKey()
767 RO_ns_params
= self
.ns_params_2_RO(ns_params
, nsd
, db_vnfds_ref
, [n2vc_key
])
769 step
= db_nsr_update
["detailed-status"] = "Creating ns at RO"
770 desc
= await RO
.create("ns", descriptor
=RO_ns_params
,
772 scenario
=RO_nsd_uuid
)
773 RO_nsr_id
= db_nsr_update
["_admin.deployed.RO.nsr_id"] = desc
["uuid"]
774 db_nsr_update
["_admin.nsState"] = "INSTANTIATED"
775 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "BUILD"
776 self
.logger
.debug(logging_text
+ "ns created at RO. RO_id={}".format(desc
["uuid"]))
777 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
779 # wait until NS is ready
780 step
= ns_status_detailed
= detailed_status
= "Waiting ns ready at RO. RO_id={}".format(RO_nsr_id
)
781 detailed_status_old
= None
782 self
.logger
.debug(logging_text
+ step
)
784 while time() <= start_deploy
+ self
.total_deploy_timeout
:
785 desc
= await RO
.show("ns", RO_nsr_id
)
786 ns_status
, ns_status_info
= RO
.check_ns_status(desc
)
787 db_nsr_update
["admin.deployed.RO.nsr_status"] = ns_status
788 if ns_status
== "ERROR":
789 raise ROclient
.ROClientException(ns_status_info
)
790 elif ns_status
== "BUILD":
791 detailed_status
= ns_status_detailed
+ "; {}".format(ns_status_info
)
792 elif ns_status
== "ACTIVE":
793 step
= detailed_status
= "Waiting for management IP address reported by the VIM. Updating VNFRs"
795 self
.ns_update_vnfr(db_vnfrs
, desc
)
797 except LcmExceptionNoMgmtIP
:
800 assert False, "ROclient.check_ns_status returns unknown {}".format(ns_status
)
801 if detailed_status
!= detailed_status_old
:
802 detailed_status_old
= db_nsr_update
["detailed-status"] = detailed_status
803 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
804 await asyncio
.sleep(5, loop
=self
.loop
)
805 else: # total_deploy_timeout
806 raise ROclient
.ROClientException("Timeout waiting ns to be ready")
808 step
= "Updating NSR"
809 self
.ns_update_nsr(db_nsr_update
, db_nsr
, desc
)
811 db_nsr
["detailed-status"] = "Configuring vnfr"
812 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
814 # The parameters we'll need to deploy a charm
815 number_to_configure
= 0
817 def deploy_charm(vnf_index
, vdu_id
, vdu_name
, vdu_count_index
, charm_params
, n2vc_info
):
818 """An inner function to deploy the charm from either vnf or vdu
819 vnf_index is mandatory. vdu_id can be None for a vnf configuration or the id for vdu configuration
821 if not charm_params
["rw_mgmt_ip"]:
822 raise LcmException("vnfd/vdu has not management ip address to configure it")
824 # if number_to_configure == 0:
825 # self.logger.debug("Logging into N2VC...")
826 # task = asyncio.ensure_future(self.n2vc.login())
827 # yield from asyncio.wait_for(task, 30.0)
828 # self.logger.debug("Logged into N2VC!")
830 # # await self.n2vc.login()
832 # Note: The charm needs to exist on disk at the location
833 # specified by charm_path.
834 base_folder
= vnfd
["_admin"]["storage"]
835 storage_params
= self
.fs
.get_params()
836 charm_path
= "{}{}/{}/charms/{}".format(
837 storage_params
["path"],
838 base_folder
["folder"],
839 base_folder
["pkg-dir"],
843 # ns_name will be ignored in the current version of N2VC
844 # but will be implemented for the next point release.
845 model_name
= "default" # TODO bug 585 nsr_id
847 vdu_id_text
= vdu_id
+ "-"
850 application_name
= self
.n2vc
.FormatApplicationName(nsr_name
, vnf_index
, vdu_id_text
)
852 vca_index
= len(vca_deployed_list
)
853 # trunk name and add two char index at the end to ensure that it is unique. It is assumed no more than
854 # 26*26 charm in the same NS
855 application_name
= application_name
[0:48]
856 application_name
+= chr(97 + vca_index
// 26) + chr(97 + vca_index
% 26)
858 "member-vnf-index": vnf_index
,
861 "application": application_name
,
862 "operational-status": "init",
863 "detailed-status": "",
865 "vdu_name": vdu_name
,
866 "vdu_count_index": vdu_count_index
,
868 vca_deployed_list
.append(vca_deployed_
)
869 db_nsr_update
["_admin.deployed.VCA.{}".format(vca_index
)] = vca_deployed_
870 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
872 self
.logger
.debug("Task create_ns={} Passing artifacts path '{}' for {}".format(nsr_id
, charm_path
,
875 n2vc_info
["nsr_id"] = nsr_id
876 n2vc_info
["nslcmop_id"] = nslcmop_id
877 n2vc_info
["n2vc_event"] = asyncio
.Event(loop
=self
.loop
)
878 n2vc_info
["lcmOperationType"] = "instantiate"
879 n2vc_info
["deployed"] = vca_deployed_list
880 n2vc_info
["db_update"] = db_nsr_update
881 task
= asyncio
.ensure_future(
882 self
.n2vc
.DeployCharms(
883 model_name
, # The network service name
884 application_name
, # The application name
885 vnfd
, # The vnf descriptor
886 charm_path
, # Path to charm
887 charm_params
, # Runtime params, like mgmt ip
888 {}, # for native charms only
889 self
.n2vc_callback
, # Callback for status changes
890 n2vc_info
, # Callback parameter
891 None, # Callback parameter (task)
894 task
.add_done_callback(functools
.partial(self
.n2vc_callback
, model_name
, application_name
, None, None,
896 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
, "create_charm:" + application_name
, task
)
898 step
= "Looking for needed vnfd to configure"
899 self
.logger
.debug(logging_text
+ step
)
901 for c_vnf
in get_iterable(nsd
, "constituent-vnfd"):
902 vnfd_id
= c_vnf
["vnfd-id-ref"]
903 vnf_index
= str(c_vnf
["member-vnf-index"])
904 vnfd
= db_vnfds_ref
[vnfd_id
]
906 # Get additional parameters
908 if db_vnfrs
[vnf_index
].get("additionalParamsForVnf"):
909 vnfr_params
= db_vnfrs
[vnf_index
]["additionalParamsForVnf"].copy()
910 for k
, v
in vnfr_params
.items():
911 if isinstance(v
, str) and v
.startswith("!!yaml "):
912 vnfr_params
[k
] = yaml
.safe_load(v
[7:])
914 # Check if this VNF has a charm configuration
915 vnf_config
= vnfd
.get("vnf-configuration")
916 if vnf_config
and vnf_config
.get("juju"):
917 proxy_charm
= vnf_config
["juju"]["charm"]
920 step
= "connecting to N2VC to configure vnf {}".format(vnf_index
)
921 vnfr_params
["rw_mgmt_ip"] = db_vnfrs
[vnf_index
]["ip-address"]
923 "user_values": vnfr_params
,
924 "rw_mgmt_ip": db_vnfrs
[vnf_index
]["ip-address"],
925 "initial-config-primitive": vnf_config
.get('initial-config-primitive') or {}
928 # Login to the VCA. If there are multiple calls to login(),
929 # subsequent calls will be a nop and return immediately.
930 await self
.n2vc
.login()
931 deploy_charm(vnf_index
, None, None, None, charm_params
, n2vc_info
)
932 number_to_configure
+= 1
934 # Deploy charms for each VDU that supports one.
935 for vdu_index
, vdu
in enumerate(get_iterable(vnfd
, 'vdu')):
936 vdu_config
= vdu
.get('vdu-configuration')
939 if vdu_config
and vdu_config
.get("juju"):
940 proxy_charm
= vdu_config
["juju"]["charm"]
943 step
= "connecting to N2VC to configure vdu {} from vnf {}".format(vdu
["id"], vnf_index
)
944 await self
.n2vc
.login()
945 vdur
= db_vnfrs
[vnf_index
]["vdur"][vdu_index
]
946 # TODO for the moment only first vdu_id contains a charm deployed
947 if vdur
["vdu-id-ref"] != vdu
["id"]:
948 raise LcmException("Mismatch vdur {}, vdu {} at index {} for vnf {}"
949 .format(vdur
["vdu-id-ref"], vdu
["id"], vdu_index
, vnf_index
))
950 vnfr_params
["rw_mgmt_ip"] = vdur
["ip-address"]
952 "user_values": vnfr_params
,
953 "rw_mgmt_ip": vdur
["ip-address"],
954 "initial-config-primitive": vdu_config
.get('initial-config-primitive') or {}
956 deploy_charm(vnf_index
, vdu
["id"], vdur
.get("name"), vdur
["count-index"],
957 charm_params
, n2vc_info
)
958 number_to_configure
+= 1
960 db_nsr_update
["operational-status"] = "running"
961 configuration_failed
= False
962 if number_to_configure
:
963 old_status
= "configuring: init: {}".format(number_to_configure
)
964 db_nsr_update
["config-status"] = old_status
965 db_nsr_update
["detailed-status"] = old_status
966 db_nslcmop_update
["detailed-status"] = old_status
968 # wait until all are configured.
969 while time() <= start_deploy
+ self
.total_deploy_timeout
:
971 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
972 if db_nslcmop_update
:
973 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
974 # TODO add a fake task that set n2vc_event after some time
975 await n2vc_info
["n2vc_event"].wait()
976 n2vc_info
["n2vc_event"].clear()
979 n2vc_error_text
= [] # contain text error list. If empty no one is in error status
981 for vca_deployed
in vca_deployed_list
:
982 vca_status
= vca_deployed
["operational-status"]
983 if vca_status
not in status_map
:
985 status_map
[vca_status
] = 0
986 status_map
[vca_status
] += 1
988 if vca_status
== "active":
989 vca_deployed
.pop("time_first_error", None)
990 vca_deployed
.pop("status_first_error", None)
994 if vca_status
in ("error", "blocked"):
995 vca_deployed
["detailed-status-error"] = vca_deployed
["detailed-status"]
996 # if not first time in this status error
997 if not vca_deployed
.get("time_first_error"):
998 vca_deployed
["time_first_error"] = now
1000 if vca_deployed
.get("time_first_error") and \
1001 now
<= vca_deployed
["time_first_error"] + self
.timeout_vca_on_error
:
1002 n2vc_error_text
.append("member_vnf_index={} vdu_id={} {}: {}"
1003 .format(vca_deployed
["member-vnf-index"],
1004 vca_deployed
["vdu_id"], vca_status
,
1005 vca_deployed
["detailed-status-error"]))
1009 elif n2vc_error_text
:
1010 db_nsr_update
["config-status"] = "failed"
1011 error_text
= "fail configuring " + ";".join(n2vc_error_text
)
1012 db_nsr_update
["detailed-status"] = error_text
1013 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED_TEMP"
1014 db_nslcmop_update
["detailed-status"] = error_text
1015 db_nslcmop_update
["statusEnteredTime"] = time()
1016 configuration_failed
= True
1019 cs
= "configuring: "
1021 for status
, num
in status_map
.items():
1022 cs
+= separator
+ "{}: {}".format(status
, num
)
1024 if old_status
!= cs
:
1025 db_nsr_update
["config-status"] = cs
1026 db_nsr_update
["detailed-status"] = cs
1027 db_nslcmop_update
["detailed-status"] = cs
1029 else: # total_deploy_timeout
1030 raise LcmException("Timeout waiting ns to be configured")
1032 if not configuration_failed
:
1034 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "COMPLETED"
1035 db_nslcmop_update
["statusEnteredTime"] = time()
1036 db_nslcmop_update
["detailed-status"] = "done"
1037 db_nsr_update
["config-status"] = "configured"
1038 db_nsr_update
["detailed-status"] = "done"
1042 except (ROclient
.ROClientException
, DbException
, LcmException
) as e
:
1043 self
.logger
.error(logging_text
+ "Exit Exception while '{}': {}".format(step
, e
))
1045 except asyncio
.CancelledError
:
1046 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
1047 exc
= "Operation was cancelled"
1048 except Exception as e
:
1049 exc
= traceback
.format_exc()
1050 self
.logger
.critical(logging_text
+ "Exit Exception {} while '{}': {}".format(type(e
).__name
__, step
, e
),
1055 db_nsr_update
["detailed-status"] = "ERROR {}: {}".format(step
, exc
)
1056 db_nsr_update
["operational-status"] = "failed"
1058 db_nslcmop_update
["detailed-status"] = "FAILED {}: {}".format(step
, exc
)
1059 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
1060 db_nslcmop_update
["statusEnteredTime"] = time()
1063 db_nsr_update
["_admin.nslcmop"] = None
1064 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1065 if db_nslcmop_update
:
1066 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1067 except DbException
as e
:
1068 self
.logger
.error(logging_text
+ "Cannot update database: {}".format(e
))
1069 if nslcmop_operation_state
:
1071 await self
.msg
.aiowrite("ns", "instantiated", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
1072 "operationState": nslcmop_operation_state
},
1074 except Exception as e
:
1075 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
1077 self
.logger
.debug(logging_text
+ "Exit")
1078 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_instantiate")
1080 async def _destroy_charm(self
, model
, application
):
1082 Order N2VC destroy a charm
1085 :return: True if charm does not exist. False if it exist
1087 if not await self
.n2vc
.HasApplication(model
, application
):
1088 return True # Already removed
1089 await self
.n2vc
.RemoveCharms(model
, application
)
1092 async def _wait_charm_destroyed(self
, model
, application
, timeout
):
1094 Wait until charm does not exist
1098 :return: True if not exist, False if timeout
1101 if not await self
.n2vc
.HasApplication(model
, application
):
1105 await asyncio
.sleep(10)
1108 async def terminate(self
, nsr_id
, nslcmop_id
):
1109 logging_text
= "Task ns={} terminate={} ".format(nsr_id
, nslcmop_id
)
1110 self
.logger
.debug(logging_text
+ "Enter")
1114 failed_detail
= [] # annotates all failed error messages
1115 vca_time_destroy
= None # time of where destroy charm order
1116 db_nsr_update
= {"_admin.nslcmop": nslcmop_id
}
1117 db_nslcmop_update
= {}
1118 nslcmop_operation_state
= None
1119 autoremove
= False # autoremove after terminated
1121 step
= "Getting nslcmop={} from db".format(nslcmop_id
)
1122 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
1123 step
= "Getting nsr={} from db".format(nsr_id
)
1124 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1125 # nsd = db_nsr["nsd"]
1126 nsr_deployed
= deepcopy(db_nsr
["_admin"].get("deployed"))
1127 if db_nsr
["_admin"]["nsState"] == "NOT_INSTANTIATED":
1129 # #TODO check if VIM is creating and wait
1130 # RO_vim_id = db_vim["_admin"]["deployed"]["RO"]
1132 db_nsr_update
["operational-status"] = "terminating"
1133 db_nsr_update
["config-status"] = "terminating"
1135 if nsr_deployed
and nsr_deployed
.get("VCA"):
1137 step
= "Scheduling configuration charms removing"
1138 db_nsr_update
["detailed-status"] = "Deleting charms"
1139 self
.logger
.debug(logging_text
+ step
)
1140 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1141 # for backward compatibility
1142 if isinstance(nsr_deployed
["VCA"], dict):
1143 nsr_deployed
["VCA"] = list(nsr_deployed
["VCA"].values())
1144 db_nsr_update
["_admin.deployed.VCA"] = nsr_deployed
["VCA"]
1145 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1147 for vca_index
, vca_deployed
in enumerate(nsr_deployed
["VCA"]):
1149 if await self
._destroy
_charm
(vca_deployed
['model'], vca_deployed
["application"]):
1150 vca_deployed
.clear()
1151 db_nsr
["_admin.deployed.VCA.{}".format(vca_index
)] = None
1153 vca_time_destroy
= time()
1154 except Exception as e
:
1155 self
.logger
.debug(logging_text
+ "Failed while deleting charms: {}".format(e
))
1159 RO
= ROclient
.ROClient(self
.loop
, **self
.ro_config
)
1162 RO_nsr_id
= RO_delete_action
= None
1163 if nsr_deployed
and nsr_deployed
.get("RO"):
1164 RO_nsr_id
= nsr_deployed
["RO"].get("nsr_id")
1165 RO_delete_action
= nsr_deployed
["RO"].get("nsr_delete_action_id")
1168 step
= db_nsr_update
["detailed-status"] = db_nslcmop_update
["detailed-status"] = "Deleting ns at RO"
1169 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1170 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1171 self
.logger
.debug(logging_text
+ step
)
1172 desc
= await RO
.delete("ns", RO_nsr_id
)
1173 RO_delete_action
= desc
["action_id"]
1174 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = RO_delete_action
1175 db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
1176 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
1177 if RO_delete_action
:
1178 # wait until NS is deleted from VIM
1179 step
= detailed_status
= "Waiting ns deleted from VIM. RO_id={} RO_delete_action={}".\
1180 format(RO_nsr_id
, RO_delete_action
)
1181 detailed_status_old
= None
1182 self
.logger
.debug(logging_text
+ step
)
1184 delete_timeout
= 20 * 60 # 20 minutes
1185 while delete_timeout
> 0:
1186 desc
= await RO
.show("ns", item_id_name
=RO_nsr_id
, extra_item
="action",
1187 extra_item_id
=RO_delete_action
)
1188 ns_status
, ns_status_info
= RO
.check_action_status(desc
)
1189 if ns_status
== "ERROR":
1190 raise ROclient
.ROClientException(ns_status_info
)
1191 elif ns_status
== "BUILD":
1192 detailed_status
= step
+ "; {}".format(ns_status_info
)
1193 elif ns_status
== "ACTIVE":
1194 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = None
1195 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
1198 assert False, "ROclient.check_action_status returns unknown {}".format(ns_status
)
1199 if detailed_status
!= detailed_status_old
:
1200 detailed_status_old
= db_nslcmop_update
["detailed-status"] = \
1201 db_nsr_update
["detailed-status"] = detailed_status
1202 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1203 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1204 await asyncio
.sleep(5, loop
=self
.loop
)
1206 else: # delete_timeout <= 0:
1207 raise ROclient
.ROClientException("Timeout waiting ns deleted from VIM")
1209 except ROclient
.ROClientException
as e
:
1210 if e
.http_code
== 404: # not found
1211 db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
1212 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
1213 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = None
1214 self
.logger
.debug(logging_text
+ "RO_ns_id={} already deleted".format(RO_nsr_id
))
1215 elif e
.http_code
== 409: # conflict
1216 failed_detail
.append("RO_ns_id={} delete conflict: {}".format(RO_nsr_id
, e
))
1217 self
.logger
.debug(logging_text
+ failed_detail
[-1])
1220 failed_detail
.append("RO_ns_id={} delete error: {}".format(RO_nsr_id
, e
))
1221 self
.logger
.error(logging_text
+ failed_detail
[-1])
1225 if not RO_fail
and nsr_deployed
and nsr_deployed
.get("RO") and nsr_deployed
["RO"].get("nsd_id"):
1226 RO_nsd_id
= nsr_deployed
["RO"]["nsd_id"]
1228 step
= db_nsr_update
["detailed-status"] = db_nslcmop_update
["detailed-status"] =\
1229 "Deleting nsd at RO"
1230 await RO
.delete("nsd", RO_nsd_id
)
1231 self
.logger
.debug(logging_text
+ "RO_nsd_id={} deleted".format(RO_nsd_id
))
1232 db_nsr_update
["_admin.deployed.RO.nsd_id"] = None
1233 except ROclient
.ROClientException
as e
:
1234 if e
.http_code
== 404: # not found
1235 db_nsr_update
["_admin.deployed.RO.nsd_id"] = None
1236 self
.logger
.debug(logging_text
+ "RO_nsd_id={} already deleted".format(RO_nsd_id
))
1237 elif e
.http_code
== 409: # conflict
1238 failed_detail
.append("RO_nsd_id={} delete conflict: {}".format(RO_nsd_id
, e
))
1239 self
.logger
.debug(logging_text
+ failed_detail
[-1])
1242 failed_detail
.append("RO_nsd_id={} delete error: {}".format(RO_nsd_id
, e
))
1243 self
.logger
.error(logging_text
+ failed_detail
[-1])
1246 if not RO_fail
and nsr_deployed
and nsr_deployed
.get("RO") and nsr_deployed
["RO"].get("vnfd_id"):
1247 for vnf_id
, RO_vnfd_id
in nsr_deployed
["RO"]["vnfd_id"].items():
1251 step
= db_nsr_update
["detailed-status"] = db_nslcmop_update
["detailed-status"] =\
1252 "Deleting vnfd={} at RO".format(vnf_id
)
1253 await RO
.delete("vnfd", RO_vnfd_id
)
1254 self
.logger
.debug(logging_text
+ "RO_vnfd_id={} deleted".format(RO_vnfd_id
))
1255 db_nsr_update
["_admin.deployed.RO.vnfd_id.{}".format(vnf_id
)] = None
1256 except ROclient
.ROClientException
as e
:
1257 if e
.http_code
== 404: # not found
1258 db_nsr_update
["_admin.deployed.RO.vnfd_id.{}".format(vnf_id
)] = None
1259 self
.logger
.debug(logging_text
+ "RO_vnfd_id={} already deleted ".format(RO_vnfd_id
))
1260 elif e
.http_code
== 409: # conflict
1261 failed_detail
.append("RO_vnfd_id={} delete conflict: {}".format(RO_vnfd_id
, e
))
1262 self
.logger
.debug(logging_text
+ failed_detail
[-1])
1264 failed_detail
.append("RO_vnfd_id={} delete error: {}".format(RO_vnfd_id
, e
))
1265 self
.logger
.error(logging_text
+ failed_detail
[-1])
1267 # wait until charm deleted
1268 if vca_time_destroy
:
1269 db_nsr_update
["detailed-status"] = db_nslcmop_update
["detailed-status"] = step
= \
1270 "Waiting for deletion of configuration charms"
1271 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1272 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1273 for vca_index
, vca_deployed
in enumerate(nsr_deployed
["VCA"]):
1274 if not vca_deployed
:
1276 step
= "Waiting for deletion of charm application_name={}".format(vca_deployed
["application"])
1277 timeout
= self
.timeout_charm_delete
- int(time() - vca_time_destroy
)
1278 if not await self
._wait
_charm
_destroyed
(vca_deployed
['model'], vca_deployed
["application"],
1280 failed_detail
.append("VCA[application_name={}] Deletion timeout".format(
1281 vca_deployed
["application"]))
1283 db_nsr
["_admin.deployed.VCA.{}".format(vca_index
)] = None
1286 self
.logger
.error(logging_text
+ " ;".join(failed_detail
))
1287 db_nsr_update
["operational-status"] = "failed"
1288 db_nsr_update
["detailed-status"] = "Deletion errors " + "; ".join(failed_detail
)
1289 db_nslcmop_update
["detailed-status"] = "; ".join(failed_detail
)
1290 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
1291 db_nslcmop_update
["statusEnteredTime"] = time()
1293 db_nsr_update
["operational-status"] = "terminated"
1294 db_nsr_update
["detailed-status"] = "Done"
1295 db_nsr_update
["_admin.nsState"] = "NOT_INSTANTIATED"
1296 db_nslcmop_update
["detailed-status"] = "Done"
1297 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "COMPLETED"
1298 db_nslcmop_update
["statusEnteredTime"] = time()
1299 if db_nslcmop
["operationParams"].get("autoremove"):
1302 except (ROclient
.ROClientException
, DbException
) as e
:
1303 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
1305 except asyncio
.CancelledError
:
1306 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
1307 exc
= "Operation was cancelled"
1308 except Exception as e
:
1309 exc
= traceback
.format_exc()
1310 self
.logger
.critical(logging_text
+ "Exit Exception {}".format(e
), exc_info
=True)
1312 if exc
and db_nslcmop
:
1313 db_nslcmop_update
["detailed-status"] = "FAILED {}: {}".format(step
, exc
)
1314 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
1315 db_nslcmop_update
["statusEnteredTime"] = time()
1317 if db_nslcmop
and db_nslcmop_update
:
1318 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1320 db_nsr_update
["_admin.nslcmop"] = None
1321 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1322 except DbException
as e
:
1323 self
.logger
.error(logging_text
+ "Cannot update database: {}".format(e
))
1324 if nslcmop_operation_state
:
1326 await self
.msg
.aiowrite("ns", "terminated", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
1327 "operationState": nslcmop_operation_state
,
1328 "autoremove": autoremove
},
1330 except Exception as e
:
1331 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
1332 self
.logger
.debug(logging_text
+ "Exit")
1333 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_terminate")
1336 def _map_primitive_params(primitive_desc
, params
, instantiation_params
):
1338 Generates the params to be provided to charm before executing primitive. If user does not provide a parameter,
1339 The default-value is used. If it is between < > it look for a value at instantiation_params
1340 :param primitive_desc: portion of VNFD/NSD that describes primitive
1341 :param params: Params provided by user
1342 :param instantiation_params: Instantiation params provided by user
1343 :return: a dictionary with the calculated params
1345 calculated_params
= {}
1346 for parameter
in primitive_desc
.get("parameter", ()):
1347 param_name
= parameter
["name"]
1348 if param_name
in params
:
1349 calculated_params
[param_name
] = params
[param_name
]
1350 elif "default-value" in parameter
:
1351 calculated_params
[param_name
] = parameter
["default-value"]
1352 if isinstance(parameter
["default-value"], str) and parameter
["default-value"].startswith("<") and \
1353 parameter
["default-value"].endswith(">"):
1354 if parameter
["default-value"][1:-1] in instantiation_params
:
1355 calculated_params
[param_name
] = instantiation_params
[parameter
["default-value"][1:-1]]
1357 raise LcmException("Parameter {} needed to execute primitive {} not provided".
1358 format(parameter
["default-value"], primitive_desc
["name"]))
1360 raise LcmException("Parameter {} needed to execute primitive {} not provided".
1361 format(param_name
, primitive_desc
["name"]))
1363 if isinstance(calculated_params
[param_name
], (dict, list, tuple)):
1364 calculated_params
[param_name
] = yaml
.safe_dump(calculated_params
[param_name
], default_flow_style
=True,
1366 elif isinstance(calculated_params
[param_name
], str) and calculated_params
[param_name
].startswith("!!yaml "):
1367 calculated_params
[param_name
] = calculated_params
[param_name
][7:]
1368 return calculated_params
1370 async def _ns_execute_primitive(self
, db_deployed
, member_vnf_index
, vdu_id
, vdu_name
, vdu_count_index
,
1371 primitive
, primitive_params
):
1372 start_primitive_time
= time()
1374 for vca_deployed
in db_deployed
["VCA"]:
1375 if not vca_deployed
:
1377 if member_vnf_index
!= vca_deployed
["member-vnf-index"] or vdu_id
!= vca_deployed
["vdu_id"]:
1379 if vdu_name
and vdu_name
!= vca_deployed
["vdu_name"]:
1381 if vdu_count_index
and vdu_count_index
!= vca_deployed
["vdu_count_index"]:
1385 raise LcmException("charm for member_vnf_index={} vdu_id={} vdu_name={} vdu_count_index={} is not "
1386 "deployed".format(member_vnf_index
, vdu_id
, vdu_name
, vdu_count_index
))
1387 model_name
= vca_deployed
.get("model")
1388 application_name
= vca_deployed
.get("application")
1389 if not model_name
or not application_name
:
1390 raise LcmException("charm for member_vnf_index={} vdu_id={} vdu_name={} vdu_count_index={} has not "
1391 "model or application name" .format(member_vnf_index
, vdu_id
, vdu_name
,
1393 if vca_deployed
["operational-status"] != "active":
1394 raise LcmException("charm for member_vnf_index={} vdu_id={} operational_status={} not 'active'".format(
1395 member_vnf_index
, vdu_id
, vca_deployed
["operational-status"]))
1396 callback
= None # self.n2vc_callback
1397 callback_args
= () # [db_nsr, db_nslcmop, member_vnf_index, None]
1398 await self
.n2vc
.login()
1399 primitive_id
= await self
.n2vc
.ExecutePrimitive(
1407 while time() - start_primitive_time
< self
.timeout_primitive
:
1408 primitive_result_
= await self
.n2vc
.GetPrimitiveStatus(model_name
, primitive_id
)
1409 if primitive_result_
== "running":
1411 elif primitive_result_
in ("completed", "failed"):
1412 primitive_result
= "COMPLETED" if primitive_result_
== "completed" else "FAILED"
1413 detailed_result
= await self
.n2vc
.GetPrimitiveOutput(model_name
, primitive_id
)
1416 detailed_result
= "Invalid N2VC.GetPrimitiveStatus = {} obtained".format(primitive_result_
)
1417 primitive_result
= "FAILED"
1419 await asyncio
.sleep(5)
1421 raise LcmException("timeout after {} seconds".format(self
.timeout_primitive
))
1422 return primitive_result
, detailed_result
1423 except (N2VCPrimitiveExecutionFailed
, LcmException
) as e
:
1424 return "FAILED", str(e
)
1426 async def action(self
, nsr_id
, nslcmop_id
):
1427 logging_text
= "Task ns={} action={} ".format(nsr_id
, nslcmop_id
)
1428 self
.logger
.debug(logging_text
+ "Enter")
1429 # get all needed from database
1432 db_nsr_update
= {"_admin.nslcmop": nslcmop_id
}
1433 db_nslcmop_update
= {}
1434 nslcmop_operation_state
= None
1437 step
= "Getting information from database"
1438 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
1439 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1441 nsr_deployed
= db_nsr
["_admin"].get("deployed")
1442 vnf_index
= db_nslcmop
["operationParams"]["member_vnf_index"]
1443 vdu_id
= db_nslcmop
["operationParams"].get("vdu_id")
1444 vdu_count_index
= db_nslcmop
["operationParams"].get("vdu_count_index")
1445 vdu_name
= db_nslcmop
["operationParams"].get("vdu_name")
1447 step
= "Getting vnfr from database"
1448 db_vnfr
= self
.db
.get_one("vnfrs", {"member-vnf-index-ref": vnf_index
, "nsr-id-ref": nsr_id
})
1449 step
= "Getting vnfd from database"
1450 db_vnfd
= self
.db
.get_one("vnfds", {"_id": db_vnfr
["vnfd-id"]})
1452 # look if previous tasks in process
1453 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("ns", nsr_id
, nslcmop_id
)
1455 step
= db_nslcmop_update
["detailed-status"] = \
1456 "Waiting for related tasks to be completed: {}".format(task_name
)
1457 self
.logger
.debug(logging_text
+ step
)
1458 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1459 _
, pending
= await asyncio
.wait(task_dependency
, timeout
=3600)
1461 raise LcmException("Timeout waiting related tasks to be completed")
1463 # for backward compatibility
1464 if nsr_deployed
and isinstance(nsr_deployed
.get("VCA"), dict):
1465 nsr_deployed
["VCA"] = list(nsr_deployed
["VCA"].values())
1466 db_nsr_update
["_admin.deployed.VCA"] = nsr_deployed
["VCA"]
1467 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1469 primitive
= db_nslcmop
["operationParams"]["primitive"]
1470 primitive_params
= db_nslcmop
["operationParams"]["primitive_params"]
1472 # look for primitive
1473 config_primitive_desc
= None
1475 for vdu
in get_iterable(db_vnfd
, "vdu"):
1476 if vdu_id
== vdu
["id"]:
1477 for config_primitive
in vdu
.get("vdu-configuration", {}).get("config-primitive", ()):
1478 if config_primitive
["name"] == primitive
:
1479 config_primitive_desc
= config_primitive
1481 for config_primitive
in db_vnfd
.get("vnf-configuration", {}).get("config-primitive", ()):
1482 if config_primitive
["name"] == primitive
:
1483 config_primitive_desc
= config_primitive
1485 if not config_primitive_desc
:
1486 raise LcmException("Primitive {} not found at vnf-configuration:config-primitive or vdu:"
1487 "vdu-configuration:config-primitive".format(primitive
))
1490 if db_vnfr
.get("additionalParamsForVnf"):
1491 vnfr_params
.update(db_vnfr
["additionalParamsForVnf"])
1493 # TODO check if ns is in a proper status
1494 result
, result_detail
= await self
._ns
_execute
_primitive
(
1495 nsr_deployed
, vnf_index
, vdu_id
, vdu_name
, vdu_count_index
, primitive
,
1496 self
._map
_primitive
_params
(config_primitive_desc
, primitive_params
, vnfr_params
))
1497 db_nslcmop_update
["detailed-status"] = result_detail
1498 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= result
1499 db_nslcmop_update
["statusEnteredTime"] = time()
1500 self
.logger
.debug(logging_text
+ " task Done with result {} {}".format(result
, result_detail
))
1501 return # database update is called inside finally
1503 except (DbException
, LcmException
) as e
:
1504 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
1506 except asyncio
.CancelledError
:
1507 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
1508 exc
= "Operation was cancelled"
1509 except Exception as e
:
1510 exc
= traceback
.format_exc()
1511 self
.logger
.critical(logging_text
+ "Exit Exception {} {}".format(type(e
).__name
__, e
), exc_info
=True)
1513 if exc
and db_nslcmop
:
1514 db_nslcmop_update
["detailed-status"] = "FAILED {}: {}".format(step
, exc
)
1515 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
1516 db_nslcmop_update
["statusEnteredTime"] = time()
1518 if db_nslcmop_update
:
1519 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1521 db_nsr_update
["_admin.nslcmop"] = None
1522 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1523 except DbException
as e
:
1524 self
.logger
.error(logging_text
+ "Cannot update database: {}".format(e
))
1525 self
.logger
.debug(logging_text
+ "Exit")
1526 if nslcmop_operation_state
:
1528 await self
.msg
.aiowrite("ns", "actioned", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
1529 "operationState": nslcmop_operation_state
},
1531 except Exception as e
:
1532 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
1533 self
.logger
.debug(logging_text
+ "Exit")
1534 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_action")
1536 async def scale(self
, nsr_id
, nslcmop_id
):
1537 logging_text
= "Task ns={} scale={} ".format(nsr_id
, nslcmop_id
)
1538 self
.logger
.debug(logging_text
+ "Enter")
1539 # get all needed from database
1542 db_nslcmop_update
= {}
1543 nslcmop_operation_state
= None
1544 db_nsr_update
= {"_admin.nslcmop": nslcmop_id
}
1546 # in case of error, indicates what part of scale was failed to put nsr at error status
1547 scale_process
= None
1548 old_operational_status
= ""
1549 old_config_status
= ""
1552 step
= "Getting nslcmop from database"
1553 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
1554 step
= "Getting nsr from database"
1555 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1557 old_operational_status
= db_nsr
["operational-status"]
1558 old_config_status
= db_nsr
["config-status"]
1560 # look if previous tasks in process
1561 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("ns", nsr_id
, nslcmop_id
)
1563 step
= db_nslcmop_update
["detailed-status"] = \
1564 "Waiting for related tasks to be completed: {}".format(task_name
)
1565 self
.logger
.debug(logging_text
+ step
)
1566 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1567 _
, pending
= await asyncio
.wait(task_dependency
, timeout
=3600)
1569 raise LcmException("Timeout waiting related tasks to be completed")
1571 step
= "Parsing scaling parameters"
1572 db_nsr_update
["operational-status"] = "scaling"
1573 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1574 nsr_deployed
= db_nsr
["_admin"].get("deployed")
1575 RO_nsr_id
= nsr_deployed
["RO"]["nsr_id"]
1576 vnf_index
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleByStepData"]["member-vnf-index"]
1577 scaling_group
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"]
1578 scaling_type
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleVnfType"]
1579 # scaling_policy = db_nslcmop["operationParams"]["scaleVnfData"]["scaleByStepData"].get("scaling-policy")
1581 # for backward compatibility
1582 if nsr_deployed
and isinstance(nsr_deployed
.get("VCA"), dict):
1583 nsr_deployed
["VCA"] = list(nsr_deployed
["VCA"].values())
1584 db_nsr_update
["_admin.deployed.VCA"] = nsr_deployed
["VCA"]
1585 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1587 step
= "Getting vnfr from database"
1588 db_vnfr
= self
.db
.get_one("vnfrs", {"member-vnf-index-ref": vnf_index
, "nsr-id-ref": nsr_id
})
1589 step
= "Getting vnfd from database"
1590 db_vnfd
= self
.db
.get_one("vnfds", {"_id": db_vnfr
["vnfd-id"]})
1591 step
= "Getting scaling-group-descriptor"
1592 for scaling_descriptor
in db_vnfd
["scaling-group-descriptor"]:
1593 if scaling_descriptor
["name"] == scaling_group
:
1596 raise LcmException("input parameter 'scaleByStepData':'scaling-group-descriptor':'{}' is not present "
1597 "at vnfd:scaling-group-descriptor".format(scaling_group
))
1599 # for scaling_policy_descriptor in scaling_descriptor.get("scaling-policy", ()):
1600 # cooldown_time = scaling_policy_descriptor.get("cooldown-time", 0)
1601 # if scaling_policy and scaling_policy == scaling_policy_descriptor.get("name"):
1604 # TODO check if ns is in a proper status
1605 step
= "Sending scale order to RO"
1607 if not db_nsr
["_admin"].get("scaling-group"):
1608 self
.update_db_2("nsrs", nsr_id
, {"_admin.scaling-group": [{"name": scaling_group
, "nb-scale-op": 0}]})
1609 admin_scale_index
= 0
1611 for admin_scale_index
, admin_scale_info
in enumerate(db_nsr
["_admin"]["scaling-group"]):
1612 if admin_scale_info
["name"] == scaling_group
:
1613 nb_scale_op
= admin_scale_info
.get("nb-scale-op", 0)
1615 else: # not found, set index one plus last element and add new entry with the name
1616 admin_scale_index
+= 1
1617 db_nsr_update
["_admin.scaling-group.{}.name".format(admin_scale_index
)] = scaling_group
1618 RO_scaling_info
= []
1619 vdu_scaling_info
= {"scaling_group_name": scaling_group
, "vdu": []}
1620 if scaling_type
== "SCALE_OUT":
1621 # count if max-instance-count is reached
1622 if "max-instance-count" in scaling_descriptor
and scaling_descriptor
["max-instance-count"] is not None:
1623 max_instance_count
= int(scaling_descriptor
["max-instance-count"])
1624 if nb_scale_op
>= max_instance_count
:
1625 raise LcmException("reached the limit of {} (max-instance-count) scaling-out operations for the"
1626 " scaling-group-descriptor '{}'".format(nb_scale_op
, scaling_group
))
1627 nb_scale_op
= nb_scale_op
+ 1
1628 vdu_scaling_info
["scaling_direction"] = "OUT"
1629 vdu_scaling_info
["vdu-create"] = {}
1630 for vdu_scale_info
in scaling_descriptor
["vdu"]:
1631 RO_scaling_info
.append({"osm_vdu_id": vdu_scale_info
["vdu-id-ref"], "member-vnf-index": vnf_index
,
1632 "type": "create", "count": vdu_scale_info
.get("count", 1)})
1633 vdu_scaling_info
["vdu-create"][vdu_scale_info
["vdu-id-ref"]] = vdu_scale_info
.get("count", 1)
1634 elif scaling_type
== "SCALE_IN":
1635 # count if min-instance-count is reached
1636 min_instance_count
= 0
1637 if "min-instance-count" in scaling_descriptor
and scaling_descriptor
["min-instance-count"] is not None:
1638 min_instance_count
= int(scaling_descriptor
["min-instance-count"])
1639 if nb_scale_op
<= min_instance_count
:
1640 raise LcmException("reached the limit of {} (min-instance-count) scaling-in operations for the "
1641 "scaling-group-descriptor '{}'".format(nb_scale_op
, scaling_group
))
1642 nb_scale_op
= nb_scale_op
- 1
1643 vdu_scaling_info
["scaling_direction"] = "IN"
1644 vdu_scaling_info
["vdu-delete"] = {}
1645 for vdu_scale_info
in scaling_descriptor
["vdu"]:
1646 RO_scaling_info
.append({"osm_vdu_id": vdu_scale_info
["vdu-id-ref"], "member-vnf-index": vnf_index
,
1647 "type": "delete", "count": vdu_scale_info
.get("count", 1)})
1648 vdu_scaling_info
["vdu-delete"][vdu_scale_info
["vdu-id-ref"]] = vdu_scale_info
.get("count", 1)
1650 # update VDU_SCALING_INFO with the VDUs to delete ip_addresses
1651 vdu_create
= vdu_scaling_info
.get("vdu-create")
1652 vdu_delete
= copy(vdu_scaling_info
.get("vdu-delete"))
1653 if vdu_scaling_info
["scaling_direction"] == "IN":
1654 for vdur
in reversed(db_vnfr
["vdur"]):
1655 if vdu_delete
.get(vdur
["vdu-id-ref"]):
1656 vdu_delete
[vdur
["vdu-id-ref"]] -= 1
1657 vdu_scaling_info
["vdu"].append({
1658 "name": vdur
["name"],
1659 "vdu_id": vdur
["vdu-id-ref"],
1662 for interface
in vdur
["interfaces"]:
1663 vdu_scaling_info
["vdu"][-1]["interface"].append({
1664 "name": interface
["name"],
1665 "ip_address": interface
["ip-address"],
1666 "mac_address": interface
.get("mac-address"),
1668 vdu_delete
= vdu_scaling_info
.pop("vdu-delete")
1670 # execute primitive service PRE-SCALING
1671 step
= "Executing pre-scale vnf-config-primitive"
1672 if scaling_descriptor
.get("scaling-config-action"):
1673 for scaling_config_action
in scaling_descriptor
["scaling-config-action"]:
1674 if scaling_config_action
.get("trigger") and scaling_config_action
["trigger"] == "pre-scale-in" \
1675 and scaling_type
== "SCALE_IN":
1676 vnf_config_primitive
= scaling_config_action
["vnf-config-primitive-name-ref"]
1677 step
= db_nslcmop_update
["detailed-status"] = \
1678 "executing pre-scale scaling-config-action '{}'".format(vnf_config_primitive
)
1680 # look for primitive
1681 for config_primitive
in db_vnfd
.get("vnf-configuration", {}).get("config-primitive", ()):
1682 if config_primitive
["name"] == vnf_config_primitive
:
1686 "Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:scaling-config-action"
1687 "[vnf-config-primitive-name-ref='{}'] does not match any vnf-configuration:config-"
1688 "primitive".format(scaling_group
, config_primitive
))
1690 vnfr_params
= {"<VDU_SCALE_INFO>": vdu_scaling_info
}
1691 if db_vnfr
.get("additionalParamsForVnf"):
1692 vnfr_params
.update(db_vnfr
["additionalParamsForVnf"])
1694 scale_process
= "VCA"
1695 db_nsr_update
["config-status"] = "configuring pre-scaling"
1696 result
, result_detail
= await self
._ns
_execute
_primitive
(
1697 nsr_deployed
, vnf_index
, None, None, None, vnf_config_primitive
,
1698 self
._map
_primitive
_params
(config_primitive
, {}, vnfr_params
))
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
1707 scale_process
= "RO"
1708 RO
= ROclient
.ROClient(self
.loop
, **self
.ro_config
)
1709 RO_desc
= await RO
.create_action("ns", RO_nsr_id
, {"vdu-scaling": RO_scaling_info
})
1710 db_nsr_update
["_admin.scaling-group.{}.nb-scale-op".format(admin_scale_index
)] = nb_scale_op
1711 db_nsr_update
["_admin.scaling-group.{}.time".format(admin_scale_index
)] = time()
1713 RO_nslcmop_id
= RO_desc
["instance_action_id"]
1714 db_nslcmop_update
["_admin.deploy.RO"] = RO_nslcmop_id
1716 RO_task_done
= False
1717 step
= detailed_status
= "Waiting RO_task_id={} to complete the scale action.".format(RO_nslcmop_id
)
1718 detailed_status_old
= None
1719 self
.logger
.debug(logging_text
+ step
)
1721 deployment_timeout
= 1 * 3600 # One hour
1722 while deployment_timeout
> 0:
1723 if not RO_task_done
:
1724 desc
= await RO
.show("ns", item_id_name
=RO_nsr_id
, extra_item
="action",
1725 extra_item_id
=RO_nslcmop_id
)
1726 ns_status
, ns_status_info
= RO
.check_action_status(desc
)
1727 if ns_status
== "ERROR":
1728 raise ROclient
.ROClientException(ns_status_info
)
1729 elif ns_status
== "BUILD":
1730 detailed_status
= step
+ "; {}".format(ns_status_info
)
1731 elif ns_status
== "ACTIVE":
1733 step
= detailed_status
= "Waiting ns ready at RO. RO_id={}".format(RO_nsr_id
)
1734 self
.logger
.debug(logging_text
+ step
)
1736 assert False, "ROclient.check_action_status returns unknown {}".format(ns_status
)
1738 desc
= await RO
.show("ns", RO_nsr_id
)
1739 ns_status
, ns_status_info
= RO
.check_ns_status(desc
)
1740 if ns_status
== "ERROR":
1741 raise ROclient
.ROClientException(ns_status_info
)
1742 elif ns_status
== "BUILD":
1743 detailed_status
= step
+ "; {}".format(ns_status_info
)
1744 elif ns_status
== "ACTIVE":
1745 step
= detailed_status
= \
1746 "Waiting for management IP address reported by the VIM. Updating VNFRs"
1748 self
.scale_vnfr(db_vnfr
, vdu_create
=vdu_create
, vdu_delete
=vdu_delete
)
1751 desc
= await RO
.show("ns", RO_nsr_id
)
1752 # nsr_deployed["nsr_ip"] = RO.get_ns_vnf_info(desc)
1753 self
.ns_update_vnfr({db_vnfr
["member-vnf-index-ref"]: db_vnfr
}, desc
)
1755 except LcmExceptionNoMgmtIP
:
1758 assert False, "ROclient.check_ns_status returns unknown {}".format(ns_status
)
1759 if detailed_status
!= detailed_status_old
:
1760 detailed_status_old
= db_nslcmop_update
["detailed-status"] = detailed_status
1761 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1763 await asyncio
.sleep(5, loop
=self
.loop
)
1764 deployment_timeout
-= 5
1765 if deployment_timeout
<= 0:
1766 raise ROclient
.ROClientException("Timeout waiting ns to be ready")
1768 # update VDU_SCALING_INFO with the obtained ip_addresses
1769 if vdu_scaling_info
["scaling_direction"] == "OUT":
1770 for vdur
in reversed(db_vnfr
["vdur"]):
1771 if vdu_scaling_info
["vdu-create"].get(vdur
["vdu-id-ref"]):
1772 vdu_scaling_info
["vdu-create"][vdur
["vdu-id-ref"]] -= 1
1773 vdu_scaling_info
["vdu"].append({
1774 "name": vdur
["name"],
1775 "vdu_id": vdur
["vdu-id-ref"],
1778 for interface
in vdur
["interfaces"]:
1779 vdu_scaling_info
["vdu"][-1]["interface"].append({
1780 "name": interface
["name"],
1781 "ip_address": interface
["ip-address"],
1782 "mac_address": interface
.get("mac-address"),
1784 del vdu_scaling_info
["vdu-create"]
1786 scale_process
= None
1788 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1790 # execute primitive service POST-SCALING
1791 step
= "Executing post-scale vnf-config-primitive"
1792 if scaling_descriptor
.get("scaling-config-action"):
1793 for scaling_config_action
in scaling_descriptor
["scaling-config-action"]:
1794 if scaling_config_action
.get("trigger") and scaling_config_action
["trigger"] == "post-scale-out" \
1795 and scaling_type
== "SCALE_OUT":
1796 vnf_config_primitive
= scaling_config_action
["vnf-config-primitive-name-ref"]
1797 step
= db_nslcmop_update
["detailed-status"] = \
1798 "executing post-scale scaling-config-action '{}'".format(vnf_config_primitive
)
1800 vnfr_params
= {"<VDU_SCALE_INFO>": vdu_scaling_info
}
1801 if db_vnfr
.get("additionalParamsForVnf"):
1802 vnfr_params
.update(db_vnfr
["additionalParamsForVnf"])
1804 # look for primitive
1805 for config_primitive
in db_vnfd
.get("vnf-configuration", {}).get("config-primitive", ()):
1806 if config_primitive
["name"] == vnf_config_primitive
:
1809 raise LcmException("Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:"
1810 "scaling-config-action[vnf-config-primitive-name-ref='{}'] does not "
1811 "match any vnf-configuration:config-primitive".format(scaling_group
,
1813 scale_process
= "VCA"
1814 db_nsr_update
["config-status"] = "configuring post-scaling"
1816 result
, result_detail
= await self
._ns
_execute
_primitive
(
1817 nsr_deployed
, vnf_index
, None, None, None, vnf_config_primitive
,
1818 self
._map
_primitive
_params
(config_primitive
, {}, vnfr_params
))
1819 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Done with result {} {}".format(
1820 vnf_config_primitive
, result
, result_detail
))
1821 if result
== "FAILED":
1822 raise LcmException(result_detail
)
1823 db_nsr_update
["config-status"] = old_config_status
1824 scale_process
= None
1826 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "COMPLETED"
1827 db_nslcmop_update
["statusEnteredTime"] = time()
1828 db_nslcmop_update
["detailed-status"] = "done"
1829 db_nsr_update
["detailed-status"] = "" # "scaled {} {}".format(scaling_group, scaling_type)
1830 db_nsr_update
["operational-status"] = old_operational_status
1831 db_nsr_update
["config-status"] = old_config_status
1833 except (ROclient
.ROClientException
, DbException
, LcmException
) as e
:
1834 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
1836 except asyncio
.CancelledError
:
1837 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
1838 exc
= "Operation was cancelled"
1839 except Exception as e
:
1840 exc
= traceback
.format_exc()
1841 self
.logger
.critical(logging_text
+ "Exit Exception {} {}".format(type(e
).__name
__, e
), exc_info
=True)
1845 db_nslcmop_update
["detailed-status"] = "FAILED {}: {}".format(step
, exc
)
1846 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
1847 db_nslcmop_update
["statusEnteredTime"] = time()
1849 db_nsr_update
["operational-status"] = old_operational_status
1850 db_nsr_update
["config-status"] = old_config_status
1851 db_nsr_update
["detailed-status"] = ""
1852 db_nsr_update
["_admin.nslcmop"] = None
1854 if "VCA" in scale_process
:
1855 db_nsr_update
["config-status"] = "failed"
1856 if "RO" in scale_process
:
1857 db_nsr_update
["operational-status"] = "failed"
1858 db_nsr_update
["detailed-status"] = "FAILED scaling nslcmop={} {}: {}".format(nslcmop_id
, step
,
1861 if db_nslcmop
and db_nslcmop_update
:
1862 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1864 db_nsr_update
["_admin.nslcmop"] = None
1865 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1866 except DbException
as e
:
1867 self
.logger
.error(logging_text
+ "Cannot update database: {}".format(e
))
1868 if nslcmop_operation_state
:
1870 await self
.msg
.aiowrite("ns", "scaled", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
1871 "operationState": nslcmop_operation_state
},
1874 # await asyncio.sleep(cooldown_time)
1875 # await self.msg.aiowrite("ns","scaled-cooldown-time", {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id})
1876 except Exception as e
:
1877 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
1878 self
.logger
.debug(logging_text
+ "Exit")
1879 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_scale")