20a40180893e3227bd6fce1f82143409a5839c48
1 # -*- coding: utf-8 -*-
4 # Copyright 2018 Telefonica S.A.
6 # Licensed under the Apache License, Version 2.0 (the "License"); you may
7 # not use this file except in compliance with the License. You may obtain
8 # a copy of the License at
10 # http://www.apache.org/licenses/LICENSE-2.0
12 # Unless required by applicable law or agreed to in writing, software
13 # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
14 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
15 # License for the specific language governing permissions and limitations
22 import logging
.handlers
25 from jinja2
import Environment
, Template
, meta
, TemplateError
, TemplateNotFound
, TemplateSyntaxError
28 from lcm_utils
import LcmException
, LcmExceptionNoMgmtIP
, LcmBase
30 from osm_common
.dbbase
import DbException
31 from osm_common
.fsbase
import FsException
32 from n2vc
.vnf
import N2VC
34 from copy
import copy
, deepcopy
35 from http
import HTTPStatus
37 from uuid
import uuid4
39 __author__
= "Alfonso Tierno"
42 def get_iterable(in_dict
, in_key
):
44 Similar to <dict>.get(), but if value is None, False, ..., An empty tuple is returned instead
45 :param in_dict: a dictionary
46 :param in_key: the key to look for at in_dict
47 :return: in_dict[in_var] or () if it is None or not present
49 if not in_dict
.get(in_key
):
51 return in_dict
[in_key
]
54 def populate_dict(target_dict
, key_list
, value
):
56 Upate target_dict creating nested dictionaries with the key_list. Last key_list item is asigned the value.
57 Example target_dict={K: J}; key_list=[a,b,c]; target_dict will be {K: J, a: {b: {c: value}}}
58 :param target_dict: dictionary to be changed
59 :param key_list: list of keys to insert at target_dict
63 for key
in key_list
[0:-1]:
64 if key
not in target_dict
:
66 target_dict
= target_dict
[key
]
67 target_dict
[key_list
[-1]] = value
71 timeout_vca_on_error
= 5 * 60 # Time for charm from first time at blocked,error status to mark as failed
72 total_deploy_timeout
= 2 * 3600 # global timeout for deployment
73 timeout_charm_delete
= 10 * 60
75 def __init__(self
, db
, msg
, fs
, lcm_tasks
, ro_config
, vca_config
, loop
):
77 Init, Connect to database, filesystem storage, and messaging
78 :param config: two level dictionary with configuration. Top level should contain 'database', 'storage',
82 self
.logger
= logging
.getLogger('lcm.ns')
84 self
.lcm_tasks
= lcm_tasks
86 super().__init
__(db
, msg
, fs
, self
.logger
)
88 self
.ro_config
= ro_config
92 server
=vca_config
['host'],
93 port
=vca_config
['port'],
94 user
=vca_config
['user'],
95 secret
=vca_config
['secret'],
96 # TODO: This should point to the base folder where charms are stored,
97 # if there is a common one (like object storage). Otherwise, leave
98 # it unset and pass it via DeployCharms
99 # artifacts=vca_config[''],
103 def vnfd2RO(self
, vnfd
, new_id
=None, additionalParams
=None, nsrId
=None):
105 Converts creates a new vnfd descriptor for RO base on input OSM IM vnfd
106 :param vnfd: input vnfd
107 :param new_id: overrides vnf id if provided
108 :param additionalParamsForVnf: Instantiation params for VNFs provided
109 :param nsrId: Id of the NSR
110 :return: copy of vnfd
114 vnfd_RO
= deepcopy(vnfd
)
115 vnfd_RO
.pop("_id", None)
116 vnfd_RO
.pop("_admin", None)
118 vnfd_RO
["id"] = new_id
119 for vdu
in vnfd_RO
.get("vdu", ()):
120 if "cloud-init-file" in vdu
:
121 base_folder
= vnfd
["_admin"]["storage"]
122 cloud_init_file
= "{}/{}/cloud_init/{}".format(base_folder
["folder"], base_folder
["pkg-dir"],
123 vdu
["cloud-init-file"])
124 with self
.fs
.file_open(cloud_init_file
, "r") as ci_file
:
125 cloud_init_content
= ci_file
.read()
126 vdu
.pop("cloud-init-file", None)
127 elif "cloud-init" in vdu
:
128 cloud_init_content
= vdu
["cloud-init"]
131 ast
= env
.parse(cloud_init_content
)
132 mandatory_vars
= meta
.find_undeclared_variables(ast
)
134 for var
in mandatory_vars
:
135 if not additionalParams
or var
not in additionalParams
.keys():
136 raise LcmException("Variable '{}' defined in vnfd[id={}] vdu[id={}] cloud-init or "
137 "cloud-init-file, must be provided in the instantiation parameters "
138 "inside the 'additionalParamsForVnf' block".format(var
, vnfd
["id"],
140 template
= Template(cloud_init_content
)
141 cloud_init_content
= template
.render(additionalParams
)
142 except (TemplateError
, TemplateNotFound
, TemplateSyntaxError
) as e
:
143 raise LcmException("Error in jinja2 template: {}".format(e
))
144 vdu
["cloud-init"] = cloud_init_content
145 # remnove unused by RO configuration, monitoring, scaling
146 vnfd_RO
.pop("vnf-configuration", None)
147 vnfd_RO
.pop("monitoring-param", None)
148 vnfd_RO
.pop("scaling-group-descriptor", None)
150 except FsException
as e
:
151 raise LcmException("Error reading file at vnfd {}: {} ".format(vnfd
["_id"], e
))
156 def n2vc_callback(self
, model_name
, application_name
, status
, message
, n2vc_info
, task
=None):
158 Callback both for charm status change and task completion
159 :param model_name: Charm model name
160 :param application_name: Charm application name
161 :param status: Can be
162 - blocked: The unit needs manual intervention
163 - maintenance: The unit is actively deploying/configuring
164 - waiting: The unit is waiting for another charm to be ready
165 - active: The unit is deployed, configured, and ready
166 - error: The charm has failed and needs attention.
167 - terminated: The charm has been destroyed
170 :param message: detailed message error
171 :param n2vc_info: dictionary with information shared with instantiate task. It contains:
174 lcmOperationType: currently "instantiate"
175 deployed: dictionary with {<application>: {operational-status: <status>, detailed-status: <text>}}
176 db_update: dictionary to be filled with the changes to be wrote to database with format key.key.key: value
177 n2vc_event: event used to notify instantiation task that some change has been produced
178 :param task: None for charm status change, or task for completion task callback
182 nsr_id
= n2vc_info
["nsr_id"]
183 deployed
= n2vc_info
["deployed"]
184 db_nsr_update
= n2vc_info
["db_update"]
185 nslcmop_id
= n2vc_info
["nslcmop_id"]
186 ns_operation
= n2vc_info
["lcmOperationType"]
187 n2vc_event
= n2vc_info
["n2vc_event"]
188 logging_text
= "Task ns={} {}={} [n2vc_callback] application={}".format(nsr_id
, ns_operation
, nslcmop_id
,
190 for vca_index
, vca_deployed
in enumerate(deployed
):
193 if model_name
== vca_deployed
["model"] and application_name
== vca_deployed
["application"]:
196 self
.logger
.error(logging_text
+ " Not present at nsr._admin.deployed.VCA")
200 self
.logger
.debug(logging_text
+ " task Cancelled")
201 vca_deployed
['operational-status'] = "error"
202 db_nsr_update
["_admin.deployed.VCA.{}.operational-status".format(vca_index
)] = "error"
203 vca_deployed
['detailed-status'] = "Task Cancelled"
204 db_nsr_update
["_admin.deployed.VCA.{}.detailed-status".format(vca_index
)] = "Task Cancelled"
207 exc
= task
.exception()
209 self
.logger
.error(logging_text
+ " task Exception={}".format(exc
))
210 vca_deployed
['operational-status'] = "error"
211 db_nsr_update
["_admin.deployed.VCA.{}.operational-status".format(vca_index
)] = "error"
212 vca_deployed
['detailed-status'] = str(exc
)
213 db_nsr_update
["_admin.deployed.VCA.{}.detailed-status".format(vca_index
)] = str(exc
)
215 self
.logger
.debug(logging_text
+ " task Done")
216 # task is Done, but callback is still ongoing. So ignore
219 self
.logger
.debug(logging_text
+ " Enter status={} message={}".format(status
, message
))
220 if vca_deployed
['operational-status'] == status
:
221 return # same status, ignore
222 vca_deployed
['operational-status'] = status
223 db_nsr_update
["_admin.deployed.VCA.{}.operational-status".format(vca_index
)] = status
224 vca_deployed
['detailed-status'] = str(message
)
225 db_nsr_update
["_admin.deployed.VCA.{}.detailed-status".format(vca_index
)] = str(message
)
227 self
.logger
.critical(logging_text
+ " Enter with bad parameters", exc_info
=True)
229 # wake up instantiate task
231 except Exception as e
:
232 self
.logger
.critical(logging_text
+ " Exception {}".format(e
), exc_info
=True)
234 def ns_params_2_RO(self
, ns_params
, nsd
, vnfd_dict
, n2vc_key_list
):
236 Creates a RO ns descriptor from OSM ns_instantiate params
237 :param ns_params: OSM instantiate params
238 :return: The RO ns descriptor
241 # TODO feature 1417: Check that no instantiation is set over PDU
242 # check if PDU forces a concrete vim-network-id and add it
243 # check if PDU contains a SDN-assist info (dpid, switch, port) and pass it to RO
245 def vim_account_2_RO(vim_account
):
246 if vim_account
in vim_2_RO
:
247 return vim_2_RO
[vim_account
]
249 db_vim
= self
.db
.get_one("vim_accounts", {"_id": vim_account
})
250 if db_vim
["_admin"]["operationalState"] != "ENABLED":
251 raise LcmException("VIM={} is not available. operationalState={}".format(
252 vim_account
, db_vim
["_admin"]["operationalState"]))
253 RO_vim_id
= db_vim
["_admin"]["deployed"]["RO"]
254 vim_2_RO
[vim_account
] = RO_vim_id
257 def ip_profile_2_RO(ip_profile
):
258 RO_ip_profile
= deepcopy((ip_profile
))
259 if "dns-server" in RO_ip_profile
:
260 if isinstance(RO_ip_profile
["dns-server"], list):
261 RO_ip_profile
["dns-address"] = []
262 for ds
in RO_ip_profile
.pop("dns-server"):
263 RO_ip_profile
["dns-address"].append(ds
['address'])
265 RO_ip_profile
["dns-address"] = RO_ip_profile
.pop("dns-server")
266 if RO_ip_profile
.get("ip-version") == "ipv4":
267 RO_ip_profile
["ip-version"] = "IPv4"
268 if RO_ip_profile
.get("ip-version") == "ipv6":
269 RO_ip_profile
["ip-version"] = "IPv6"
270 if "dhcp-params" in RO_ip_profile
:
271 RO_ip_profile
["dhcp"] = RO_ip_profile
.pop("dhcp-params")
277 # "name": ns_params["nsName"],
278 # "description": ns_params.get("nsDescription"),
279 "datacenter": vim_account_2_RO(ns_params
["vimAccountId"]),
280 # "scenario": ns_params["nsdId"],
283 for vnfd_ref
, vnfd
in vnfd_dict
.items():
284 vdu_needed_access
= []
286 if vnfd
.get("vnf-configuration"):
287 if vnfd
.get("mgmt-interface"):
288 if vnfd
["mgmt-interface"].get("vdu-id"):
289 vdu_needed_access
.append(vnfd
["mgmt-interface"]["vdu-id"])
290 elif vnfd
["mgmt-interface"].get("cp"):
291 mgmt_cp
= vnfd
["mgmt-interface"]["cp"]
293 for vdu
in vnfd
.get("vdu", ()):
294 if vdu
.get("vdu-configuration"):
295 vdu_needed_access
.append(vdu
["id"])
297 for vdu_interface
in vdu
.get("interface"):
298 if vdu_interface
.get("external-connection-point-ref") and \
299 vdu_interface
["external-connection-point-ref"] == mgmt_cp
:
300 vdu_needed_access
.append(vdu
["id"])
304 if vdu_needed_access
:
305 for vnf_member
in nsd
.get("constituent-vnfd"):
306 if vnf_member
["vnfd-id-ref"] != vnfd_ref
:
308 for vdu
in vdu_needed_access
:
309 populate_dict(RO_ns_params
,
310 ("vnfs", vnf_member
["member-vnf-index"], "vdus", vdu
, "mgmt_keys"),
313 if ns_params
.get("vduImage"):
314 RO_ns_params
["vduImage"] = ns_params
["vduImage"]
316 if ns_params
.get("ssh_keys"):
317 RO_ns_params
["cloud-config"] = {"key-pairs": ns_params
["ssh_keys"]}
318 for vnf_params
in get_iterable(ns_params
, "vnf"):
319 for constituent_vnfd
in nsd
["constituent-vnfd"]:
320 if constituent_vnfd
["member-vnf-index"] == vnf_params
["member-vnf-index"]:
321 vnf_descriptor
= vnfd_dict
[constituent_vnfd
["vnfd-id-ref"]]
324 raise LcmException("Invalid instantiate parameter vnf:member-vnf-index={} is not present at nsd:"
325 "constituent-vnfd".format(vnf_params
["member-vnf-index"]))
326 if vnf_params
.get("vimAccountId"):
327 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "datacenter"),
328 vim_account_2_RO(vnf_params
["vimAccountId"]))
330 for vdu_params
in get_iterable(vnf_params
, "vdu"):
331 # TODO feature 1417: check that this VDU exist and it is not a PDU
332 if vdu_params
.get("volume"):
333 for volume_params
in vdu_params
["volume"]:
334 if volume_params
.get("vim-volume-id"):
335 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
336 vdu_params
["id"], "devices", volume_params
["name"], "vim_id"),
337 volume_params
["vim-volume-id"])
338 if vdu_params
.get("interface"):
339 for interface_params
in vdu_params
["interface"]:
340 if interface_params
.get("ip-address"):
341 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
342 vdu_params
["id"], "interfaces", interface_params
["name"],
344 interface_params
["ip-address"])
345 if interface_params
.get("mac-address"):
346 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
347 vdu_params
["id"], "interfaces", interface_params
["name"],
349 interface_params
["mac-address"])
350 if interface_params
.get("floating-ip-required"):
351 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
352 vdu_params
["id"], "interfaces", interface_params
["name"],
354 interface_params
["floating-ip-required"])
356 for internal_vld_params
in get_iterable(vnf_params
, "internal-vld"):
357 if internal_vld_params
.get("vim-network-name"):
358 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
359 internal_vld_params
["name"], "vim-network-name"),
360 internal_vld_params
["vim-network-name"])
361 if internal_vld_params
.get("vim-network-id"):
362 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
363 internal_vld_params
["name"], "vim-network-id"),
364 internal_vld_params
["vim-network-id"])
365 if internal_vld_params
.get("ip-profile"):
366 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
367 internal_vld_params
["name"], "ip-profile"),
368 ip_profile_2_RO(internal_vld_params
["ip-profile"]))
370 for icp_params
in get_iterable(internal_vld_params
, "internal-connection-point"):
373 for vdu_descriptor
in vnf_descriptor
["vdu"]:
374 for vdu_interface
in vdu_descriptor
["interface"]:
375 if vdu_interface
.get("internal-connection-point-ref") == icp_params
["id-ref"]:
376 if icp_params
.get("ip-address"):
377 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
378 vdu_descriptor
["id"], "interfaces",
379 vdu_interface
["name"], "ip_address"),
380 icp_params
["ip-address"])
382 if icp_params
.get("mac-address"):
383 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
384 vdu_descriptor
["id"], "interfaces",
385 vdu_interface
["name"], "mac_address"),
386 icp_params
["mac-address"])
392 raise LcmException("Invalid instantiate parameter vnf:member-vnf-index[{}]:"
393 "internal-vld:id-ref={} is not present at vnfd:internal-"
394 "connection-point".format(vnf_params
["member-vnf-index"],
395 icp_params
["id-ref"]))
397 for vld_params
in get_iterable(ns_params
, "vld"):
398 if "ip-profile" in vld_params
:
399 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "ip-profile"),
400 ip_profile_2_RO(vld_params
["ip-profile"]))
401 if vld_params
.get("vim-network-name"):
403 if isinstance(vld_params
["vim-network-name"], dict):
404 for vim_account
, vim_net
in vld_params
["vim-network-name"].items():
405 RO_vld_sites
.append({
406 "netmap-use": vim_net
,
407 "datacenter": vim_account_2_RO(vim_account
)
409 else: # isinstance str
410 RO_vld_sites
.append({"netmap-use": vld_params
["vim-network-name"]})
412 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "sites"), RO_vld_sites
)
413 if vld_params
.get("vim-network-id"):
415 if isinstance(vld_params
["vim-network-id"], dict):
416 for vim_account
, vim_net
in vld_params
["vim-network-id"].items():
417 RO_vld_sites
.append({
418 "netmap-use": vim_net
,
419 "datacenter": vim_account_2_RO(vim_account
)
421 else: # isinstance str
422 RO_vld_sites
.append({"netmap-use": vld_params
["vim-network-id"]})
424 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "sites"), RO_vld_sites
)
425 if "vnfd-connection-point-ref" in vld_params
:
426 for cp_params
in vld_params
["vnfd-connection-point-ref"]:
428 for constituent_vnfd
in nsd
["constituent-vnfd"]:
429 if constituent_vnfd
["member-vnf-index"] == cp_params
["member-vnf-index-ref"]:
430 vnf_descriptor
= vnfd_dict
[constituent_vnfd
["vnfd-id-ref"]]
434 "Invalid instantiate parameter vld:vnfd-connection-point-ref:member-vnf-index-ref={} "
435 "is not present at nsd:constituent-vnfd".format(cp_params
["member-vnf-index-ref"]))
437 for vdu_descriptor
in vnf_descriptor
["vdu"]:
438 for interface_descriptor
in vdu_descriptor
["interface"]:
439 if interface_descriptor
.get("external-connection-point-ref") == \
440 cp_params
["vnfd-connection-point-ref"]:
447 "Invalid instantiate parameter vld:vnfd-connection-point-ref:member-vnf-index-ref={}:"
448 "vnfd-connection-point-ref={} is not present at vnfd={}".format(
449 cp_params
["member-vnf-index-ref"],
450 cp_params
["vnfd-connection-point-ref"],
451 vnf_descriptor
["id"]))
452 if cp_params
.get("ip-address"):
453 populate_dict(RO_ns_params
, ("vnfs", cp_params
["member-vnf-index-ref"], "vdus",
454 vdu_descriptor
["id"], "interfaces",
455 interface_descriptor
["name"], "ip_address"),
456 cp_params
["ip-address"])
457 if cp_params
.get("mac-address"):
458 populate_dict(RO_ns_params
, ("vnfs", cp_params
["member-vnf-index-ref"], "vdus",
459 vdu_descriptor
["id"], "interfaces",
460 interface_descriptor
["name"], "mac_address"),
461 cp_params
["mac-address"])
464 def scale_vnfr(self
, db_vnfr
, vdu_create
=None, vdu_delete
=None):
465 # make a copy to do not change
466 vdu_create
= copy(vdu_create
)
467 vdu_delete
= copy(vdu_delete
)
469 vdurs
= db_vnfr
.get("vdur")
472 vdu_index
= len(vdurs
)
475 vdur
= vdurs
[vdu_index
]
476 if vdur
.get("pdu-type"):
478 vdu_id_ref
= vdur
["vdu-id-ref"]
479 if vdu_create
and vdu_create
.get(vdu_id_ref
):
480 for index
in range(0, vdu_create
[vdu_id_ref
]):
481 vdur
= deepcopy(vdur
)
482 vdur
["_id"] = str(uuid4())
483 vdur
["count-index"] += 1
484 vdurs
.insert(vdu_index
+1+index
, vdur
)
485 del vdu_create
[vdu_id_ref
]
486 if vdu_delete
and vdu_delete
.get(vdu_id_ref
):
488 vdu_delete
[vdu_id_ref
] -= 1
489 if not vdu_delete
[vdu_id_ref
]:
490 del vdu_delete
[vdu_id_ref
]
491 # check all operations are done
492 if vdu_create
or vdu_delete
:
493 raise LcmException("Error scaling OUT VNFR for {}. There is not any existing vnfr. Scaled to 0?".format(
496 raise LcmException("Error scaling IN VNFR for {}. There is not any existing vnfr. Scaled to 0?".format(
499 vnfr_update
= {"vdur": vdurs
}
500 db_vnfr
["vdur"] = vdurs
501 self
.update_db_2("vnfrs", db_vnfr
["_id"], vnfr_update
)
503 def ns_update_nsr(self
, ns_update_nsr
, db_nsr
, nsr_desc_RO
):
505 Updates database nsr with the RO info for the created vld
506 :param ns_update_nsr: dictionary to be filled with the updated info
507 :param db_nsr: content of db_nsr. This is also modified
508 :param nsr_desc_RO: nsr descriptor from RO
509 :return: Nothing, LcmException is raised on errors
512 for vld_index
, vld
in enumerate(get_iterable(db_nsr
, "vld")):
513 for net_RO
in get_iterable(nsr_desc_RO
, "nets"):
514 if vld
["id"] != net_RO
.get("ns_net_osm_id"):
516 vld
["vim-id"] = net_RO
.get("vim_net_id")
517 vld
["name"] = net_RO
.get("vim_name")
518 vld
["status"] = net_RO
.get("status")
519 vld
["status-detailed"] = net_RO
.get("error_msg")
520 ns_update_nsr
["vld.{}".format(vld_index
)] = vld
523 raise LcmException("ns_update_nsr: Not found vld={} at RO info".format(vld
["id"]))
525 def ns_update_vnfr(self
, db_vnfrs
, nsr_desc_RO
):
527 Updates database vnfr with the RO info, e.g. ip_address, vim_id... Descriptor db_vnfrs is also updated
528 :param db_vnfrs: dictionary with member-vnf-index: vnfr-content
529 :param nsr_desc_RO: nsr descriptor from RO
530 :return: Nothing, LcmException is raised on errors
532 for vnf_index
, db_vnfr
in db_vnfrs
.items():
533 for vnf_RO
in nsr_desc_RO
["vnfs"]:
534 if vnf_RO
["member_vnf_index"] != vnf_index
:
537 if vnf_RO
.get("ip_address"):
538 db_vnfr
["ip-address"] = vnfr_update
["ip-address"] = vnf_RO
["ip_address"]
539 elif not db_vnfr
.get("ip-address"):
540 raise LcmExceptionNoMgmtIP("ns member_vnf_index '{}' has no IP address".format(vnf_index
))
542 for vdu_index
, vdur
in enumerate(get_iterable(db_vnfr
, "vdur")):
543 vdur_RO_count_index
= 0
544 if vdur
.get("pdu-type"):
546 for vdur_RO
in get_iterable(vnf_RO
, "vms"):
547 if vdur
["vdu-id-ref"] != vdur_RO
["vdu_osm_id"]:
549 if vdur
["count-index"] != vdur_RO_count_index
:
550 vdur_RO_count_index
+= 1
552 vdur
["vim-id"] = vdur_RO
.get("vim_vm_id")
553 vdur
["ip-address"] = vdur_RO
.get("ip_address")
554 vdur
["vdu-id-ref"] = vdur_RO
.get("vdu_osm_id")
555 vdur
["name"] = vdur_RO
.get("vim_name")
556 vdur
["status"] = vdur_RO
.get("status")
557 vdur
["status-detailed"] = vdur_RO
.get("error_msg")
558 for ifacer
in get_iterable(vdur
, "interfaces"):
559 for interface_RO
in get_iterable(vdur_RO
, "interfaces"):
560 if ifacer
["name"] == interface_RO
.get("internal_name"):
561 ifacer
["ip-address"] = interface_RO
.get("ip_address")
562 ifacer
["mac-address"] = interface_RO
.get("mac_address")
565 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vdur={} interface={} "
566 "at RO info".format(vnf_index
, vdur
["vdu-id-ref"], ifacer
["name"]))
567 vnfr_update
["vdur.{}".format(vdu_index
)] = vdur
570 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vdur={} count_index={} at "
571 "RO info".format(vnf_index
, vdur
["vdu-id-ref"], vdur
["count-index"]))
573 for vld_index
, vld
in enumerate(get_iterable(db_vnfr
, "vld")):
574 for net_RO
in get_iterable(nsr_desc_RO
, "nets"):
575 if vld
["id"] != net_RO
.get("vnf_net_osm_id"):
577 vld
["vim-id"] = net_RO
.get("vim_net_id")
578 vld
["name"] = net_RO
.get("vim_name")
579 vld
["status"] = net_RO
.get("status")
580 vld
["status-detailed"] = net_RO
.get("error_msg")
581 vnfr_update
["vld.{}".format(vld_index
)] = vld
584 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vld={} at RO info".format(
585 vnf_index
, vld
["id"]))
587 self
.update_db_2("vnfrs", db_vnfr
["_id"], vnfr_update
)
591 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} at RO info".format(vnf_index
))
593 async def instantiate(self
, nsr_id
, nslcmop_id
):
594 logging_text
= "Task ns={} instantiate={} ".format(nsr_id
, nslcmop_id
)
595 self
.logger
.debug(logging_text
+ "Enter")
596 # get all needed from database
597 start_deploy
= time()
600 db_nsr_update
= {"_admin.nslcmop": nslcmop_id
}
601 db_nslcmop_update
= {}
602 nslcmop_operation_state
= None
604 RO_descriptor_number
= 0 # number of descriptors created at RO
605 vnf_index_2_RO_id
= {} # map between vnfd/nsd id to the id used at RO
609 step
= "Getting nslcmop={} from db".format(nslcmop_id
)
610 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
611 step
= "Getting nsr={} from db".format(nsr_id
)
612 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
613 ns_params
= db_nslcmop
.get("operationParams")
615 nsr_name
= db_nsr
["name"] # TODO short-name??
617 # look if previous tasks in process
618 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("ns", nsr_id
, nslcmop_id
)
620 step
= db_nslcmop_update
["detailed-status"] = \
621 "Waiting for related tasks to be completed: {}".format(task_name
)
622 self
.logger
.debug(logging_text
+ step
)
623 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
624 _
, pending
= await asyncio
.wait(task_dependency
, timeout
=3600)
626 raise LcmException("Timeout waiting related tasks to be completed")
628 step
= "Getting vnfrs from db"
629 db_vnfrs_list
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
632 for vnfr
in db_vnfrs_list
:
633 db_vnfrs
[vnfr
["member-vnf-index-ref"]] = vnfr
634 vnfd_id
= vnfr
["vnfd-id"]
635 vnfd_ref
= vnfr
["vnfd-ref"]
636 if vnfd_id
not in db_vnfds
:
637 step
= "Getting vnfd={} id='{}' from db".format(vnfd_id
, vnfd_ref
)
638 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd_id
})
639 db_vnfds_ref
[vnfd_ref
] = vnfd
640 db_vnfds
[vnfd_id
] = vnfd
642 # Get or generates the _admin.deployed,VCA list
643 vca_deployed_list
= None
644 if db_nsr
["_admin"].get("deployed"):
645 vca_deployed_list
= db_nsr
["_admin"]["deployed"].get("VCA")
646 if vca_deployed_list
is None:
647 vca_deployed_list
= []
648 db_nsr_update
["_admin.deployed.VCA"] = vca_deployed_list
649 elif isinstance(vca_deployed_list
, dict):
650 # maintain backward compatibility. Change a dict to list at database
651 vca_deployed_list
= list(vca_deployed_list
.values())
652 db_nsr_update
["_admin.deployed.VCA"] = vca_deployed_list
654 db_nsr_update
["detailed-status"] = "creating"
655 db_nsr_update
["operational-status"] = "init"
657 RO
= ROclient
.ROClient(self
.loop
, **self
.ro_config
)
659 # set state to INSTANTIATED. When instantiated NBI will not delete directly
660 db_nsr_update
["_admin.nsState"] = "INSTANTIATED"
661 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
663 # get vnfds, instantiate at RO
664 for c_vnf
in nsd
.get("constituent-vnfd", ()):
665 member_vnf_index
= c_vnf
["member-vnf-index"]
666 vnfd_ref
= vnfd
["id"]
667 step
= db_nsr_update
["detailed-status"] = "Creating vnfd={} at RO".format(vnfd_ref
)
668 # self.logger.debug(logging_text + step)
669 vnfd_id_RO
= "{}.{}.{}".format(nsr_id
, RO_descriptor_number
, member_vnf_index
[:23])
670 vnf_index_2_RO_id
[member_vnf_index
] = vnfd_id_RO
671 RO_descriptor_number
+= 1
674 vnfd_list
= await RO
.get_list("vnfd", filter_by
={"osm_id": vnfd_id_RO
})
676 db_nsr_update
["_admin.deployed.RO.vnfd_id.{}".format(vnfd_id
)] = vnfd_list
[0]["uuid"]
677 self
.logger
.debug(logging_text
+ "vnfd={} exists at RO. Using RO_id={}".format(
678 vnfd_ref
, vnfd_list
[0]["uuid"]))
680 vnfd_RO
= self
.vnfd2RO(vnfd
, vnfd_id_RO
, db_vnfrs
[c_vnf
["member-vnf-index"]].
681 get("additionalParamsForVnf"), nsr_id
)
682 desc
= await RO
.create("vnfd", descriptor
=vnfd_RO
)
683 db_nsr_update
["_admin.deployed.RO.vnfd_id.{}".format(vnfd_id
)] = desc
["uuid"]
684 self
.logger
.debug(logging_text
+ "vnfd={} created at RO. RO_id={}".format(
685 vnfd_ref
, desc
["uuid"]))
686 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
690 step
= db_nsr_update
["detailed-status"] = "Creating nsd={} at RO".format(nsd_ref
)
691 # self.logger.debug(logging_text + step)
693 RO_osm_nsd_id
= "{}.{}.{}".format(nsr_id
, RO_descriptor_number
, nsd_ref
[:23])
694 RO_descriptor_number
+= 1
695 nsd_list
= await RO
.get_list("nsd", filter_by
={"osm_id": RO_osm_nsd_id
})
697 db_nsr_update
["_admin.deployed.RO.nsd_id"] = RO_nsd_uuid
= nsd_list
[0]["uuid"]
698 self
.logger
.debug(logging_text
+ "nsd={} exists at RO. Using RO_id={}".format(
699 nsd_ref
, RO_nsd_uuid
))
701 nsd_RO
= deepcopy(nsd
)
702 nsd_RO
["id"] = RO_osm_nsd_id
703 nsd_RO
.pop("_id", None)
704 nsd_RO
.pop("_admin", None)
705 for c_vnf
in nsd_RO
.get("constituent-vnfd", ()):
706 member_vnf_index
= c_vnf
["member-vnf-index"]
707 c_vnf
["vnfd-id-ref"] = vnf_index_2_RO_id
[member_vnf_index
]
708 for c_vld
in nsd_RO
.get("vld", ()):
709 for cp
in c_vld
.get("vnfd-connection-point-ref", ()):
710 member_vnf_index
= cp
["member-vnf-index-ref"]
711 cp
["vnfd-id-ref"] = vnf_index_2_RO_id
[member_vnf_index
]
713 desc
= await RO
.create("nsd", descriptor
=nsd_RO
)
714 db_nsr_update
["_admin.nsState"] = "INSTANTIATED"
715 db_nsr_update
["_admin.deployed.RO.nsd_id"] = RO_nsd_uuid
= desc
["uuid"]
716 self
.logger
.debug(logging_text
+ "nsd={} created at RO. RO_id={}".format(nsd_ref
, RO_nsd_uuid
))
717 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
720 # if present use it unless in error status
721 RO_nsr_id
= db_nsr
["_admin"].get("deployed", {}).get("RO", {}).get("nsr_id")
724 step
= db_nsr_update
["detailed-status"] = "Looking for existing ns at RO"
725 # self.logger.debug(logging_text + step + " RO_ns_id={}".format(RO_nsr_id))
726 desc
= await RO
.show("ns", RO_nsr_id
)
727 except ROclient
.ROClientException
as e
:
728 if e
.http_code
!= HTTPStatus
.NOT_FOUND
:
730 RO_nsr_id
= db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
732 ns_status
, ns_status_info
= RO
.check_ns_status(desc
)
733 db_nsr_update
["_admin.deployed.RO.nsr_status"] = ns_status
734 if ns_status
== "ERROR":
735 step
= db_nsr_update
["detailed-status"] = "Deleting ns at RO. RO_ns_id={}".format(RO_nsr_id
)
736 self
.logger
.debug(logging_text
+ step
)
737 await RO
.delete("ns", RO_nsr_id
)
738 RO_nsr_id
= db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
740 step
= db_nsr_update
["detailed-status"] = "Checking dependencies"
741 # self.logger.debug(logging_text + step)
743 # check if VIM is creating and wait look if previous tasks in process
744 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("vim_account", ns_params
["vimAccountId"])
746 step
= "Waiting for related tasks to be completed: {}".format(task_name
)
747 self
.logger
.debug(logging_text
+ step
)
748 await asyncio
.wait(task_dependency
, timeout
=3600)
749 if ns_params
.get("vnf"):
750 for vnf
in ns_params
["vnf"]:
751 if "vimAccountId" in vnf
:
752 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("vim_account",
755 step
= "Waiting for related tasks to be completed: {}".format(task_name
)
756 self
.logger
.debug(logging_text
+ step
)
757 await asyncio
.wait(task_dependency
, timeout
=3600)
759 step
= db_nsr_update
["detailed-status"] = "Checking instantiation parameters"
761 # feature 1429. Add n2vc public key to needed VMs
762 n2vc_key
= await self
.n2vc
.GetPublicKey()
763 RO_ns_params
= self
.ns_params_2_RO(ns_params
, nsd
, db_vnfds_ref
, [n2vc_key
])
765 step
= db_nsr_update
["detailed-status"] = "Creating ns at RO"
766 desc
= await RO
.create("ns", descriptor
=RO_ns_params
,
768 scenario
=RO_nsd_uuid
)
769 RO_nsr_id
= db_nsr_update
["_admin.deployed.RO.nsr_id"] = desc
["uuid"]
770 db_nsr_update
["_admin.nsState"] = "INSTANTIATED"
771 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "BUILD"
772 self
.logger
.debug(logging_text
+ "ns created at RO. RO_id={}".format(desc
["uuid"]))
773 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
775 # wait until NS is ready
776 step
= ns_status_detailed
= detailed_status
= "Waiting ns ready at RO. RO_id={}".format(RO_nsr_id
)
777 detailed_status_old
= None
778 self
.logger
.debug(logging_text
+ step
)
780 while time() <= start_deploy
+ self
.total_deploy_timeout
:
781 desc
= await RO
.show("ns", RO_nsr_id
)
782 ns_status
, ns_status_info
= RO
.check_ns_status(desc
)
783 db_nsr_update
["admin.deployed.RO.nsr_status"] = ns_status
784 if ns_status
== "ERROR":
785 raise ROclient
.ROClientException(ns_status_info
)
786 elif ns_status
== "BUILD":
787 detailed_status
= ns_status_detailed
+ "; {}".format(ns_status_info
)
788 elif ns_status
== "ACTIVE":
789 step
= detailed_status
= "Waiting for management IP address reported by the VIM. Updating VNFRs"
791 self
.ns_update_vnfr(db_vnfrs
, desc
)
793 except LcmExceptionNoMgmtIP
:
796 assert False, "ROclient.check_ns_status returns unknown {}".format(ns_status
)
797 if detailed_status
!= detailed_status_old
:
798 detailed_status_old
= db_nsr_update
["detailed-status"] = detailed_status
799 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
800 await asyncio
.sleep(5, loop
=self
.loop
)
801 else: # total_deploy_timeout
802 raise ROclient
.ROClientException("Timeout waiting ns to be ready")
804 step
= "Updating NSR"
805 self
.ns_update_nsr(db_nsr_update
, db_nsr
, desc
)
807 db_nsr
["detailed-status"] = "Configuring vnfr"
808 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
810 # The parameters we'll need to deploy a charm
811 number_to_configure
= 0
813 def deploy_charm(vnf_index
, vdu_id
, vdu_name
, vdu_count_index
, mgmt_ip_address
, n2vc_info
,
814 config_primitive
=None):
815 """An inner function to deploy the charm from either vnf or vdu
816 vnf_index is mandatory. vdu_id can be None for a vnf configuration or the id for vdu configuration
818 if not mgmt_ip_address
:
819 raise LcmException("vnfd/vdu has not management ip address to configure it")
821 # if number_to_configure == 0:
822 # self.logger.debug("Logging into N2VC...")
823 # task = asyncio.ensure_future(self.n2vc.login())
824 # yield from asyncio.wait_for(task, 30.0)
825 # self.logger.debug("Logged into N2VC!")
827 # # await self.n2vc.login()
829 # Note: The charm needs to exist on disk at the location
830 # specified by charm_path.
831 base_folder
= vnfd
["_admin"]["storage"]
832 storage_params
= self
.fs
.get_params()
833 charm_path
= "{}{}/{}/charms/{}".format(
834 storage_params
["path"],
835 base_folder
["folder"],
836 base_folder
["pkg-dir"],
840 # Setup the runtime parameters for this VNF
841 params
= {'rw_mgmt_ip': mgmt_ip_address
}
843 params
["initial-config-primitive"] = config_primitive
845 # ns_name will be ignored in the current version of N2VC
846 # but will be implemented for the next point release.
847 model_name
= "default" # TODO bug 585 nsr_id
849 vdu_id_text
= vdu_id
+ "-"
852 application_name
= self
.n2vc
.FormatApplicationName(nsr_name
, vnf_index
, vdu_id_text
)
854 vca_index
= len(vca_deployed_list
)
855 # trunk name and add two char index at the end to ensure that it is unique. It is assumed no more than
856 # 26*26 charm in the same NS
857 application_name
= application_name
[0:48]
858 application_name
+= chr(97 + vca_index
// 26) + chr(97 + vca_index
% 26)
860 "member-vnf-index": vnf_index
,
863 "application": application_name
,
864 "operational-status": "init",
865 "detailed-status": "",
867 "vdu_name": vdu_name
,
868 "vdu_count_index": vdu_count_index
,
870 vca_deployed_list
.append(vca_deployed_
)
871 db_nsr_update
["_admin.deployed.VCA.{}".format(vca_index
)] = vca_deployed_
872 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
874 self
.logger
.debug("Task create_ns={} Passing artifacts path '{}' for {}".format(nsr_id
, charm_path
,
877 n2vc_info
["nsr_id"] = nsr_id
878 n2vc_info
["nslcmop_id"] = nslcmop_id
879 n2vc_info
["n2vc_event"] = asyncio
.Event(loop
=self
.loop
)
880 n2vc_info
["lcmOperationType"] = "instantiate"
881 n2vc_info
["deployed"] = vca_deployed_list
882 n2vc_info
["db_update"] = db_nsr_update
883 task
= asyncio
.ensure_future(
884 self
.n2vc
.DeployCharms(
885 model_name
, # The network service name
886 application_name
, # The application name
887 vnfd
, # The vnf descriptor
888 charm_path
, # Path to charm
889 params
, # Runtime params, like mgmt ip
890 {}, # for native charms only
891 self
.n2vc_callback
, # Callback for status changes
892 n2vc_info
, # Callback parameter
893 None, # Callback parameter (task)
896 task
.add_done_callback(functools
.partial(self
.n2vc_callback
, model_name
, application_name
, None, None,
898 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
, "create_charm:" + application_name
, task
)
900 step
= "Looking for needed vnfd to configure"
901 self
.logger
.debug(logging_text
+ step
)
903 for c_vnf
in get_iterable(nsd
, "constituent-vnfd"):
904 vnfd_id
= c_vnf
["vnfd-id-ref"]
905 vnf_index
= str(c_vnf
["member-vnf-index"])
906 vnfd
= db_vnfds_ref
[vnfd_id
]
908 # Check if this VNF has a charm configuration
909 vnf_config
= vnfd
.get("vnf-configuration")
911 if vnf_config
and vnf_config
.get("juju"):
912 proxy_charm
= vnf_config
["juju"]["charm"]
913 config_primitive
= None
916 if 'initial-config-primitive' in vnf_config
:
917 config_primitive
= vnf_config
['initial-config-primitive']
919 # Login to the VCA. If there are multiple calls to login(),
920 # subsequent calls will be a nop and return immediately.
921 step
= "connecting to N2VC to configure vnf {}".format(vnf_index
)
922 await self
.n2vc
.login()
923 deploy_charm(vnf_index
, None, None, None, db_vnfrs
[vnf_index
]["ip-address"], n2vc_info
,
925 number_to_configure
+= 1
927 # Deploy charms for each VDU that supports one.
928 for vdu_index
, vdu
in enumerate(get_iterable(vnfd
, 'vdu')):
929 vdu_config
= vdu
.get('vdu-configuration')
931 config_primitive
= None
933 if vdu_config
and vdu_config
.get("juju"):
934 proxy_charm
= vdu_config
["juju"]["charm"]
936 if 'initial-config-primitive' in vdu_config
:
937 config_primitive
= vdu_config
['initial-config-primitive']
940 step
= "connecting to N2VC to configure vdu {} from vnf {}".format(vdu
["id"], vnf_index
)
941 await self
.n2vc
.login()
942 vdur
= db_vnfrs
[vnf_index
]["vdur"][vdu_index
]
943 # TODO for the moment only first vdu_id contains a charm deployed
944 if vdur
["vdu-id-ref"] != vdu
["id"]:
945 raise LcmException("Mismatch vdur {}, vdu {} at index {} for vnf {}"
946 .format(vdur
["vdu-id-ref"], vdu
["id"], vdu_index
, vnf_index
))
947 deploy_charm(vnf_index
, vdu
["id"], vdur
.get("name"), vdur
["count-index"],
948 vdur
["ip-address"], n2vc_info
, config_primitive
)
949 number_to_configure
+= 1
951 db_nsr_update
["operational-status"] = "running"
952 configuration_failed
= False
953 if number_to_configure
:
954 old_status
= "configuring: init: {}".format(number_to_configure
)
955 db_nsr_update
["config-status"] = old_status
956 db_nsr_update
["detailed-status"] = old_status
957 db_nslcmop_update
["detailed-status"] = old_status
959 # wait until all are configured.
960 while time() <= start_deploy
+ self
.total_deploy_timeout
:
962 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
963 if db_nslcmop_update
:
964 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
965 # TODO add a fake tast that set n2vc_event after some time
966 await n2vc_info
["n2vc_event"].wait()
967 n2vc_info
["n2vc_event"].clear()
970 n2vc_error_text
= [] # contain text error list. If empty no one is in error status
972 for vca_deployed
in vca_deployed_list
:
973 vca_status
= vca_deployed
["operational-status"]
974 if vca_status
not in status_map
:
976 status_map
[vca_status
] = 0
977 status_map
[vca_status
] += 1
979 if vca_status
== "active":
980 vca_deployed
.pop("time_first_error", None)
981 vca_deployed
.pop("status_first_error", None)
985 if vca_status
in ("error", "blocked"):
986 vca_deployed
["detailed-status-error"] = vca_deployed
["detailed-status"]
987 # if not first time in this status error
988 if not vca_deployed
.get("time_first_error"):
989 vca_deployed
["time_first_error"] = now
991 if vca_deployed
.get("time_first_error") and \
992 now
<= vca_deployed
["time_first_error"] + self
.timeout_vca_on_error
:
993 n2vc_error_text
.append("member_vnf_index={} vdu_id={} {}: {}"
994 .format(vca_deployed
["member-vnf-index"],
995 vca_deployed
["vdu_id"], vca_status
,
996 vca_deployed
["detailed-status-error"]))
1000 elif n2vc_error_text
:
1001 db_nsr_update
["config-status"] = "failed"
1002 error_text
= "fail configuring " + ";".join(n2vc_error_text
)
1003 db_nsr_update
["detailed-status"] = error_text
1004 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED_TEMP"
1005 db_nslcmop_update
["detailed-status"] = error_text
1006 db_nslcmop_update
["statusEnteredTime"] = time()
1007 configuration_failed
= True
1010 cs
= "configuring: "
1012 for status
, num
in status_map
.items():
1013 cs
+= separator
+ "{}: {}".format(status
, num
)
1015 if old_status
!= cs
:
1016 db_nsr_update
["config-status"] = cs
1017 db_nsr_update
["detailed-status"] = cs
1018 db_nslcmop_update
["detailed-status"] = cs
1020 else: # total_deploy_timeout
1021 raise LcmException("Timeout waiting ns to be configured")
1023 if not configuration_failed
:
1025 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "COMPLETED"
1026 db_nslcmop_update
["statusEnteredTime"] = time()
1027 db_nslcmop_update
["detailed-status"] = "done"
1028 db_nsr_update
["config-status"] = "configured"
1029 db_nsr_update
["detailed-status"] = "done"
1033 except (ROclient
.ROClientException
, DbException
, LcmException
) as e
:
1034 self
.logger
.error(logging_text
+ "Exit Exception while '{}': {}".format(step
, e
))
1036 except asyncio
.CancelledError
:
1037 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
1038 exc
= "Operation was cancelled"
1039 except Exception as e
:
1040 exc
= traceback
.format_exc()
1041 self
.logger
.critical(logging_text
+ "Exit Exception {} while '{}': {}".format(type(e
).__name
__, step
, e
),
1046 db_nsr_update
["detailed-status"] = "ERROR {}: {}".format(step
, exc
)
1047 db_nsr_update
["operational-status"] = "failed"
1049 db_nslcmop_update
["detailed-status"] = "FAILED {}: {}".format(step
, exc
)
1050 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
1051 db_nslcmop_update
["statusEnteredTime"] = time()
1054 db_nsr_update
["_admin.nslcmop"] = None
1055 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1056 if db_nslcmop_update
:
1057 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1058 except DbException
as e
:
1059 self
.logger
.error(logging_text
+ "Cannot update database: {}".format(e
))
1060 if nslcmop_operation_state
:
1062 await self
.msg
.aiowrite("ns", "instantiated", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
1063 "operationState": nslcmop_operation_state
})
1064 except Exception as e
:
1065 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
1067 self
.logger
.debug(logging_text
+ "Exit")
1068 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_instantiate")
1070 async def _destroy_charm(self
, model
, application
):
1072 Order N2VC destroy a charm
1075 :return: True if charm does not exist. False if it exist
1077 if not await self
.n2vc
.HasApplication(model
, application
):
1078 return True # Already removed
1079 await self
.n2vc
.RemoveCharms(model
, application
)
1082 async def _wait_charm_destroyed(self
, model
, application
, timeout
):
1084 Wait until charm does not exist
1088 :return: True if not exist, False if timeout
1091 if not await self
.n2vc
.HasApplication(model
, application
):
1095 await asyncio
.sleep(10)
1098 async def terminate(self
, nsr_id
, nslcmop_id
):
1099 logging_text
= "Task ns={} terminate={} ".format(nsr_id
, nslcmop_id
)
1100 self
.logger
.debug(logging_text
+ "Enter")
1104 failed_detail
= [] # annotates all failed error messages
1105 vca_time_destroy
= None # time of where destroy charm order
1106 db_nsr_update
= {"_admin.nslcmop": nslcmop_id
}
1107 db_nslcmop_update
= {}
1108 nslcmop_operation_state
= None
1110 step
= "Getting nslcmop={} from db".format(nslcmop_id
)
1111 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
1112 step
= "Getting nsr={} from db".format(nsr_id
)
1113 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1114 # nsd = db_nsr["nsd"]
1115 nsr_deployed
= deepcopy(db_nsr
["_admin"].get("deployed"))
1116 if db_nsr
["_admin"]["nsState"] == "NOT_INSTANTIATED":
1118 # #TODO check if VIM is creating and wait
1119 # RO_vim_id = db_vim["_admin"]["deployed"]["RO"]
1121 db_nsr_update
["operational-status"] = "terminating"
1122 db_nsr_update
["config-status"] = "terminating"
1124 if nsr_deployed
and nsr_deployed
.get("VCA"):
1126 step
= "Scheduling configuration charms removing"
1127 db_nsr_update
["detailed-status"] = "Deleting charms"
1128 self
.logger
.debug(logging_text
+ step
)
1129 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1130 # for backward compatibility
1131 if isinstance(nsr_deployed
["VCA"], dict):
1132 nsr_deployed
["VCA"] = list(nsr_deployed
["VCA"].values())
1133 db_nsr_update
["_admin.deployed.VCA"] = nsr_deployed
["VCA"]
1134 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1136 for vca_index
, vca_deployed
in enumerate(nsr_deployed
["VCA"]):
1138 if await self
._destroy
_charm
(vca_deployed
['model'], vca_deployed
["application"]):
1139 vca_deployed
.clear()
1140 db_nsr
["_admin.deployed.VCA.{}".format(vca_index
)] = None
1142 vca_time_destroy
= time()
1143 except Exception as e
:
1144 self
.logger
.debug(logging_text
+ "Failed while deleting charms: {}".format(e
))
1148 RO
= ROclient
.ROClient(self
.loop
, **self
.ro_config
)
1151 RO_nsr_id
= RO_delete_action
= None
1152 if nsr_deployed
and nsr_deployed
.get("RO"):
1153 RO_nsr_id
= nsr_deployed
["RO"].get("nsr_id")
1154 RO_delete_action
= nsr_deployed
["RO"].get("nsr_delete_action_id")
1157 step
= db_nsr_update
["detailed-status"] = db_nslcmop_update
["detailed-status"] = "Deleting ns at RO"
1158 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1159 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1160 self
.logger
.debug(logging_text
+ step
)
1161 desc
= await RO
.delete("ns", RO_nsr_id
)
1162 RO_delete_action
= desc
["action_id"]
1163 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = RO_delete_action
1164 db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
1165 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
1166 if RO_delete_action
:
1167 # wait until NS is deleted from VIM
1168 step
= detailed_status
= "Waiting ns deleted from VIM. RO_id={} RO_delete_action={}".\
1169 format(RO_nsr_id
, RO_delete_action
)
1170 detailed_status_old
= None
1171 self
.logger
.debug(logging_text
+ step
)
1173 delete_timeout
= 20 * 60 # 20 minutes
1174 while delete_timeout
> 0:
1175 desc
= await RO
.show("ns", item_id_name
=RO_nsr_id
, extra_item
="action",
1176 extra_item_id
=RO_delete_action
)
1177 ns_status
, ns_status_info
= RO
.check_action_status(desc
)
1178 if ns_status
== "ERROR":
1179 raise ROclient
.ROClientException(ns_status_info
)
1180 elif ns_status
== "BUILD":
1181 detailed_status
= step
+ "; {}".format(ns_status_info
)
1182 elif ns_status
== "ACTIVE":
1183 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = None
1184 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
1187 assert False, "ROclient.check_action_status returns unknown {}".format(ns_status
)
1188 if detailed_status
!= detailed_status_old
:
1189 detailed_status_old
= db_nslcmop_update
["detailed-status"] = \
1190 db_nsr_update
["detailed-status"] = detailed_status
1191 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1192 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1193 await asyncio
.sleep(5, loop
=self
.loop
)
1195 else: # delete_timeout <= 0:
1196 raise ROclient
.ROClientException("Timeout waiting ns deleted from VIM")
1198 except ROclient
.ROClientException
as e
:
1199 if e
.http_code
== 404: # not found
1200 db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
1201 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
1202 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = None
1203 self
.logger
.debug(logging_text
+ "RO_ns_id={} already deleted".format(RO_nsr_id
))
1204 elif e
.http_code
== 409: # conflict
1205 failed_detail
.append("RO_ns_id={} delete conflict: {}".format(RO_nsr_id
, e
))
1206 self
.logger
.debug(logging_text
+ failed_detail
[-1])
1209 failed_detail
.append("RO_ns_id={} delete error: {}".format(RO_nsr_id
, e
))
1210 self
.logger
.error(logging_text
+ failed_detail
[-1])
1214 if not RO_fail
and nsr_deployed
and nsr_deployed
.get("RO") and nsr_deployed
["RO"].get("nsd_id"):
1215 RO_nsd_id
= nsr_deployed
["RO"]["nsd_id"]
1217 step
= db_nsr_update
["detailed-status"] = db_nslcmop_update
["detailed-status"] =\
1218 "Deleting nsd at RO"
1219 await RO
.delete("nsd", RO_nsd_id
)
1220 self
.logger
.debug(logging_text
+ "RO_nsd_id={} deleted".format(RO_nsd_id
))
1221 db_nsr_update
["_admin.deployed.RO.nsd_id"] = None
1222 except ROclient
.ROClientException
as e
:
1223 if e
.http_code
== 404: # not found
1224 db_nsr_update
["_admin.deployed.RO.nsd_id"] = None
1225 self
.logger
.debug(logging_text
+ "RO_nsd_id={} already deleted".format(RO_nsd_id
))
1226 elif e
.http_code
== 409: # conflict
1227 failed_detail
.append("RO_nsd_id={} delete conflict: {}".format(RO_nsd_id
, e
))
1228 self
.logger
.debug(logging_text
+ failed_detail
[-1])
1231 failed_detail
.append("RO_nsd_id={} delete error: {}".format(RO_nsd_id
, e
))
1232 self
.logger
.error(logging_text
+ failed_detail
[-1])
1235 if not RO_fail
and nsr_deployed
and nsr_deployed
.get("RO") and nsr_deployed
["RO"].get("vnfd_id"):
1236 for vnf_id
, RO_vnfd_id
in nsr_deployed
["RO"]["vnfd_id"].items():
1240 step
= db_nsr_update
["detailed-status"] = db_nslcmop_update
["detailed-status"] =\
1241 "Deleting vnfd={} at RO".format(vnf_id
)
1242 await RO
.delete("vnfd", RO_vnfd_id
)
1243 self
.logger
.debug(logging_text
+ "RO_vnfd_id={} deleted".format(RO_vnfd_id
))
1244 db_nsr_update
["_admin.deployed.RO.vnfd_id.{}".format(vnf_id
)] = None
1245 except ROclient
.ROClientException
as e
:
1246 if e
.http_code
== 404: # not found
1247 db_nsr_update
["_admin.deployed.RO.vnfd_id.{}".format(vnf_id
)] = None
1248 self
.logger
.debug(logging_text
+ "RO_vnfd_id={} already deleted ".format(RO_vnfd_id
))
1249 elif e
.http_code
== 409: # conflict
1250 failed_detail
.append("RO_vnfd_id={} delete conflict: {}".format(RO_vnfd_id
, e
))
1251 self
.logger
.debug(logging_text
+ failed_detail
[-1])
1253 failed_detail
.append("RO_vnfd_id={} delete error: {}".format(RO_vnfd_id
, e
))
1254 self
.logger
.error(logging_text
+ failed_detail
[-1])
1256 # wait until charm deleted
1257 if vca_time_destroy
:
1258 db_nsr_update
["detailed-status"] = db_nslcmop_update
["detailed-status"] = step
= \
1259 "Waiting for deletion of configuration charms"
1260 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1261 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1262 for vca_index
, vca_deployed
in enumerate(nsr_deployed
["VCA"]):
1263 if not vca_deployed
:
1265 step
= "Waiting for deletion of charm application_name={}".format(vca_deployed
["application"])
1266 timeout
= self
.timeout_charm_delete
- int(time() - vca_time_destroy
)
1267 if not await self
._wait
_charm
_destroyed
(vca_deployed
['model'], vca_deployed
["application"],
1269 failed_detail
.append("VCA[application_name={}] Deletion timeout".format(
1270 vca_deployed
["application"]))
1272 db_nsr
["_admin.deployed.VCA.{}".format(vca_index
)] = None
1275 self
.logger
.error(logging_text
+ " ;".join(failed_detail
))
1276 db_nsr_update
["operational-status"] = "failed"
1277 db_nsr_update
["detailed-status"] = "Deletion errors " + "; ".join(failed_detail
)
1278 db_nslcmop_update
["detailed-status"] = "; ".join(failed_detail
)
1279 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
1280 db_nslcmop_update
["statusEnteredTime"] = time()
1281 elif db_nslcmop
["operationParams"].get("autoremove"):
1282 self
.db
.del_one("nsrs", {"_id": nsr_id
})
1284 db_nsr_update
.clear()
1285 self
.db
.del_list("nslcmops", {"nsInstanceId": nsr_id
})
1287 nslcmop_operation_state
= "COMPLETED"
1288 db_nslcmop_update
.clear()
1289 self
.db
.del_list("vnfrs", {"nsr-id-ref": nsr_id
})
1290 self
.db
.set_list("pdus", {"_admin.usage.nsr_id": nsr_id
},
1291 {"_admin.usageState": "NOT_IN_USE", "_admin.usage": None})
1292 self
.logger
.debug(logging_text
+ "Delete from database")
1294 db_nsr_update
["operational-status"] = "terminated"
1295 db_nsr_update
["detailed-status"] = "Done"
1296 db_nsr_update
["_admin.nsState"] = "NOT_INSTANTIATED"
1297 db_nslcmop_update
["detailed-status"] = "Done"
1298 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "COMPLETED"
1299 db_nslcmop_update
["statusEnteredTime"] = time()
1301 except (ROclient
.ROClientException
, DbException
) as e
:
1302 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
1304 except asyncio
.CancelledError
:
1305 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
1306 exc
= "Operation was cancelled"
1307 except Exception as e
:
1308 exc
= traceback
.format_exc()
1309 self
.logger
.critical(logging_text
+ "Exit Exception {}".format(e
), exc_info
=True)
1311 if exc
and db_nslcmop
:
1312 db_nslcmop_update
["detailed-status"] = "FAILED {}: {}".format(step
, exc
)
1313 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
1314 db_nslcmop_update
["statusEnteredTime"] = time()
1316 if db_nslcmop
and db_nslcmop_update
:
1317 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1319 db_nsr_update
["_admin.nslcmop"] = None
1320 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1321 except DbException
as e
:
1322 self
.logger
.error(logging_text
+ "Cannot update database: {}".format(e
))
1323 if nslcmop_operation_state
:
1325 await self
.msg
.aiowrite("ns", "terminated", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
1326 "operationState": nslcmop_operation_state
})
1327 except Exception as e
:
1328 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
1329 self
.logger
.debug(logging_text
+ "Exit")
1330 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_terminate")
1332 async def _ns_execute_primitive(self
, db_deployed
, nsr_name
, member_vnf_index
, vdu_id
, vdu_name
, vdu_count_index
,
1333 primitive
, primitive_params
):
1335 for vca_deployed
in db_deployed
["VCA"]:
1336 if not vca_deployed
:
1338 if member_vnf_index
!= vca_deployed
["member-vnf-index"] or vdu_id
!= vca_deployed
["vdu_id"]:
1340 if vdu_name
and vdu_name
!= vca_deployed
["vdu_name"]:
1342 if vdu_count_index
and vdu_count_index
!= vca_deployed
["vdu_count_index"]:
1346 raise LcmException("charm for member_vnf_index={} vdu_id={} vdu_name={} vdu_count_index={} is not deployed"
1347 .format(member_vnf_index
, vdu_id
, vdu_name
, vdu_count_index
))
1348 model_name
= vca_deployed
.get("model")
1349 application_name
= vca_deployed
.get("application")
1350 if not model_name
or not application_name
:
1351 raise LcmException("charm for member_vnf_index={} vdu_id={} vdu_name={} vdu_count_index={} has not model "
1352 "or application name" .format(member_vnf_index
, vdu_id
, vdu_name
, vdu_count_index
))
1353 if vca_deployed
["operational-status"] != "active":
1354 raise LcmException("charm for member_vnf_index={} vdu_id={} operational_status={} not 'active'".format(
1355 member_vnf_index
, vdu_id
, vca_deployed
["operational-status"]))
1356 callback
= None # self.n2vc_callback
1357 callback_args
= () # [db_nsr, db_nslcmop, member_vnf_index, None]
1358 await self
.n2vc
.login()
1359 task
= asyncio
.ensure_future(
1360 self
.n2vc
.ExecutePrimitive(
1363 primitive
, callback
,
1368 # task.add_done_callback(functools.partial(self.n2vc_callback, model_name, application_name, None,
1369 # db_nsr, db_nslcmop, member_vnf_index))
1370 # self.lcm_tasks.register("ns", nsr_id, nslcmop_id, "action:" + primitive, task)
1371 # wait until completed with timeout
1372 await asyncio
.wait((task
,), timeout
=600)
1374 result
= "FAILED" # by default
1376 if task
.cancelled():
1377 result_detail
= "Task has been cancelled"
1379 exc
= task
.exception()
1381 result_detail
= str(exc
)
1383 # TODO revise with Adam if action is finished and ok when task is done or callback is needed
1384 result
= "COMPLETED"
1385 result_detail
= "Done"
1387 # TODO Should it be cancelled?!!
1389 result_detail
= "timeout"
1390 return result
, result_detail
1392 async def action(self
, nsr_id
, nslcmop_id
):
1393 logging_text
= "Task ns={} action={} ".format(nsr_id
, nslcmop_id
)
1394 self
.logger
.debug(logging_text
+ "Enter")
1395 # get all needed from database
1398 db_nsr_update
= {"_admin.nslcmop": nslcmop_id
}
1399 db_nslcmop_update
= {}
1400 nslcmop_operation_state
= None
1403 step
= "Getting information from database"
1404 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
1405 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1406 nsr_deployed
= db_nsr
["_admin"].get("deployed")
1407 nsr_name
= db_nsr
["name"]
1408 vnf_index
= db_nslcmop
["operationParams"]["member_vnf_index"]
1409 vdu_id
= db_nslcmop
["operationParams"].get("vdu_id")
1410 vdu_count_index
= db_nslcmop
["operationParams"].get("vdu_count_index")
1411 vdu_name
= db_nslcmop
["operationParams"].get("vdu_name")
1413 # look if previous tasks in process
1414 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("ns", nsr_id
, nslcmop_id
)
1416 step
= db_nslcmop_update
["detailed-status"] = \
1417 "Waiting for related tasks to be completed: {}".format(task_name
)
1418 self
.logger
.debug(logging_text
+ step
)
1419 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1420 _
, pending
= await asyncio
.wait(task_dependency
, timeout
=3600)
1422 raise LcmException("Timeout waiting related tasks to be completed")
1424 # for backward compatibility
1425 if nsr_deployed
and isinstance(nsr_deployed
.get("VCA"), dict):
1426 nsr_deployed
["VCA"] = list(nsr_deployed
["VCA"].values())
1427 db_nsr_update
["_admin.deployed.VCA"] = nsr_deployed
["VCA"]
1428 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1430 # TODO check if ns is in a proper status
1431 primitive
= db_nslcmop
["operationParams"]["primitive"]
1432 primitive_params
= db_nslcmop
["operationParams"]["primitive_params"]
1433 result
, result_detail
= await self
._ns
_execute
_primitive
(nsr_deployed
, nsr_name
, vnf_index
, vdu_id
,
1434 vdu_name
, vdu_count_index
, primitive
,
1436 db_nslcmop_update
["detailed-status"] = result_detail
1437 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= result
1438 db_nslcmop_update
["statusEnteredTime"] = time()
1439 self
.logger
.debug(logging_text
+ " task Done with result {} {}".format(result
, result_detail
))
1440 return # database update is called inside finally
1442 except (DbException
, LcmException
) as e
:
1443 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
1445 except asyncio
.CancelledError
:
1446 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
1447 exc
= "Operation was cancelled"
1448 except Exception as e
:
1449 exc
= traceback
.format_exc()
1450 self
.logger
.critical(logging_text
+ "Exit Exception {} {}".format(type(e
).__name
__, e
), exc_info
=True)
1452 if exc
and db_nslcmop
:
1453 db_nslcmop_update
["detailed-status"] = "FAILED {}: {}".format(step
, exc
)
1454 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
1455 db_nslcmop_update
["statusEnteredTime"] = time()
1457 if db_nslcmop_update
:
1458 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1460 db_nsr_update
["_admin.nslcmop"] = None
1461 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1462 except DbException
as e
:
1463 self
.logger
.error(logging_text
+ "Cannot update database: {}".format(e
))
1464 self
.logger
.debug(logging_text
+ "Exit")
1465 if nslcmop_operation_state
:
1467 await self
.msg
.aiowrite("ns", "actioned", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
1468 "operationState": nslcmop_operation_state
})
1469 except Exception as e
:
1470 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
1471 self
.logger
.debug(logging_text
+ "Exit")
1472 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_action")
1474 async def scale(self
, nsr_id
, nslcmop_id
):
1475 logging_text
= "Task ns={} scale={} ".format(nsr_id
, nslcmop_id
)
1476 self
.logger
.debug(logging_text
+ "Enter")
1477 # get all needed from database
1480 db_nslcmop_update
= {}
1481 nslcmop_operation_state
= None
1482 db_nsr_update
= {"_admin.nslcmop": nslcmop_id
}
1484 # in case of error, indicates what part of scale was failed to put nsr at error status
1485 scale_process
= None
1486 old_operational_status
= ""
1487 old_config_status
= ""
1490 step
= "Getting nslcmop from database"
1491 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
1492 step
= "Getting nsr from database"
1493 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1494 nsr_name
= db_nsr
["name"]
1495 old_operational_status
= db_nsr
["operational-status"]
1496 old_config_status
= db_nsr
["config-status"]
1498 # look if previous tasks in process
1499 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("ns", nsr_id
, nslcmop_id
)
1501 step
= db_nslcmop_update
["detailed-status"] = \
1502 "Waiting for related tasks to be completed: {}".format(task_name
)
1503 self
.logger
.debug(logging_text
+ step
)
1504 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1505 _
, pending
= await asyncio
.wait(task_dependency
, timeout
=3600)
1507 raise LcmException("Timeout waiting related tasks to be completed")
1509 step
= "Parsing scaling parameters"
1510 db_nsr_update
["operational-status"] = "scaling"
1511 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1512 nsr_deployed
= db_nsr
["_admin"].get("deployed")
1513 RO_nsr_id
= nsr_deployed
["RO"]["nsr_id"]
1514 vnf_index
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleByStepData"]["member-vnf-index"]
1515 scaling_group
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"]
1516 scaling_type
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleVnfType"]
1517 # scaling_policy = db_nslcmop["operationParams"]["scaleVnfData"]["scaleByStepData"].get("scaling-policy")
1519 # for backward compatibility
1520 if nsr_deployed
and isinstance(nsr_deployed
.get("VCA"), dict):
1521 nsr_deployed
["VCA"] = list(nsr_deployed
["VCA"].values())
1522 db_nsr_update
["_admin.deployed.VCA"] = nsr_deployed
["VCA"]
1523 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1525 step
= "Getting vnfr from database"
1526 db_vnfr
= self
.db
.get_one("vnfrs", {"member-vnf-index-ref": vnf_index
, "nsr-id-ref": nsr_id
})
1527 step
= "Getting vnfd from database"
1528 db_vnfd
= self
.db
.get_one("vnfds", {"_id": db_vnfr
["vnfd-id"]})
1529 step
= "Getting scaling-group-descriptor"
1530 for scaling_descriptor
in db_vnfd
["scaling-group-descriptor"]:
1531 if scaling_descriptor
["name"] == scaling_group
:
1534 raise LcmException("input parameter 'scaleByStepData':'scaling-group-descriptor':'{}' is not present "
1535 "at vnfd:scaling-group-descriptor".format(scaling_group
))
1537 # for scaling_policy_descriptor in scaling_descriptor.get("scaling-policy", ()):
1538 # cooldown_time = scaling_policy_descriptor.get("cooldown-time", 0)
1539 # if scaling_policy and scaling_policy == scaling_policy_descriptor.get("name"):
1542 # TODO check if ns is in a proper status
1543 step
= "Sending scale order to RO"
1545 if not db_nsr
["_admin"].get("scaling-group"):
1546 self
.update_db_2("nsrs", nsr_id
, {"_admin.scaling-group": [{"name": scaling_group
, "nb-scale-op": 0}]})
1547 admin_scale_index
= 0
1549 for admin_scale_index
, admin_scale_info
in enumerate(db_nsr
["_admin"]["scaling-group"]):
1550 if admin_scale_info
["name"] == scaling_group
:
1551 nb_scale_op
= admin_scale_info
.get("nb-scale-op", 0)
1553 else: # not found, set index one plus last element and add new entry with the name
1554 admin_scale_index
+= 1
1555 db_nsr_update
["_admin.scaling-group.{}.name".format(admin_scale_index
)] = scaling_group
1556 RO_scaling_info
= []
1557 vdu_scaling_info
= {"scaling_group_name": scaling_group
, "vdu": []}
1558 if scaling_type
== "SCALE_OUT":
1559 # count if max-instance-count is reached
1560 if "max-instance-count" in scaling_descriptor
and scaling_descriptor
["max-instance-count"] is not None:
1561 max_instance_count
= int(scaling_descriptor
["max-instance-count"])
1562 if nb_scale_op
>= max_instance_count
:
1563 raise LcmException("reached the limit of {} (max-instance-count) scaling-out operations for the"
1564 " scaling-group-descriptor '{}'".format(nb_scale_op
, scaling_group
))
1565 nb_scale_op
= nb_scale_op
+ 1
1566 vdu_scaling_info
["scaling_direction"] = "OUT"
1567 vdu_scaling_info
["vdu-create"] = {}
1568 for vdu_scale_info
in scaling_descriptor
["vdu"]:
1569 RO_scaling_info
.append({"osm_vdu_id": vdu_scale_info
["vdu-id-ref"], "member-vnf-index": vnf_index
,
1570 "type": "create", "count": vdu_scale_info
.get("count", 1)})
1571 vdu_scaling_info
["vdu-create"][vdu_scale_info
["vdu-id-ref"]] = vdu_scale_info
.get("count", 1)
1572 elif scaling_type
== "SCALE_IN":
1573 # count if min-instance-count is reached
1574 min_instance_count
= 0
1575 if "min-instance-count" in scaling_descriptor
and scaling_descriptor
["min-instance-count"] is not None:
1576 min_instance_count
= int(scaling_descriptor
["min-instance-count"])
1577 if nb_scale_op
<= min_instance_count
:
1578 raise LcmException("reached the limit of {} (min-instance-count) scaling-in operations for the "
1579 "scaling-group-descriptor '{}'".format(nb_scale_op
, scaling_group
))
1580 nb_scale_op
= nb_scale_op
- 1
1581 vdu_scaling_info
["scaling_direction"] = "IN"
1582 vdu_scaling_info
["vdu-delete"] = {}
1583 for vdu_scale_info
in scaling_descriptor
["vdu"]:
1584 RO_scaling_info
.append({"osm_vdu_id": vdu_scale_info
["vdu-id-ref"], "member-vnf-index": vnf_index
,
1585 "type": "delete", "count": vdu_scale_info
.get("count", 1)})
1586 vdu_scaling_info
["vdu-delete"][vdu_scale_info
["vdu-id-ref"]] = vdu_scale_info
.get("count", 1)
1588 # update VDU_SCALING_INFO with the VDUs to delete ip_addresses
1589 vdu_create
= vdu_scaling_info
.get("vdu-create")
1590 vdu_delete
= copy(vdu_scaling_info
.get("vdu-delete"))
1591 if vdu_scaling_info
["scaling_direction"] == "IN":
1592 for vdur
in reversed(db_vnfr
["vdur"]):
1593 if vdu_delete
.get(vdur
["vdu-id-ref"]):
1594 vdu_delete
[vdur
["vdu-id-ref"]] -= 1
1595 vdu_scaling_info
["vdu"].append({
1596 "name": vdur
["name"],
1597 "vdu_id": vdur
["vdu-id-ref"],
1600 for interface
in vdur
["interfaces"]:
1601 vdu_scaling_info
["vdu"][-1]["interface"].append({
1602 "name": interface
["name"],
1603 "ip_address": interface
["ip-address"],
1604 "mac_address": interface
.get("mac-address"),
1606 vdu_delete
= vdu_scaling_info
.pop("vdu-delete")
1608 # execute primitive service PRE-SCALING
1609 step
= "Executing pre-scale vnf-config-primitive"
1610 if scaling_descriptor
.get("scaling-config-action"):
1611 for scaling_config_action
in scaling_descriptor
["scaling-config-action"]:
1612 if scaling_config_action
.get("trigger") and scaling_config_action
["trigger"] == "pre-scale-in" \
1613 and scaling_type
== "SCALE_IN":
1614 vnf_config_primitive
= scaling_config_action
["vnf-config-primitive-name-ref"]
1615 step
= db_nslcmop_update
["detailed-status"] = \
1616 "executing pre-scale scaling-config-action '{}'".format(vnf_config_primitive
)
1617 # look for primitive
1618 primitive_params
= {}
1619 for config_primitive
in db_vnfd
.get("vnf-configuration", {}).get("config-primitive", ()):
1620 if config_primitive
["name"] == vnf_config_primitive
:
1621 for parameter
in config_primitive
.get("parameter", ()):
1622 if 'default-value' in parameter
and \
1623 parameter
['default-value'] == "<VDU_SCALE_INFO>":
1624 primitive_params
[parameter
["name"]] = yaml
.safe_dump(vdu_scaling_info
,
1625 default_flow_style
=True,
1630 "Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:scaling-config-action"
1631 "[vnf-config-primitive-name-ref='{}'] does not match any vnf-cnfiguration:config-"
1632 "primitive".format(scaling_group
, config_primitive
))
1633 scale_process
= "VCA"
1634 db_nsr_update
["config-status"] = "configuring pre-scaling"
1635 result
, result_detail
= await self
._ns
_execute
_primitive
(nsr_deployed
, nsr_name
, vnf_index
,
1636 None, None, None, vnf_config_primitive
,
1638 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Done with result {} {}".format(
1639 vnf_config_primitive
, result
, result_detail
))
1640 if result
== "FAILED":
1641 raise LcmException(result_detail
)
1642 db_nsr_update
["config-status"] = old_config_status
1643 scale_process
= None
1646 scale_process
= "RO"
1647 RO
= ROclient
.ROClient(self
.loop
, **self
.ro_config
)
1648 RO_desc
= await RO
.create_action("ns", RO_nsr_id
, {"vdu-scaling": RO_scaling_info
})
1649 db_nsr_update
["_admin.scaling-group.{}.nb-scale-op".format(admin_scale_index
)] = nb_scale_op
1650 db_nsr_update
["_admin.scaling-group.{}.time".format(admin_scale_index
)] = time()
1652 RO_nslcmop_id
= RO_desc
["instance_action_id"]
1653 db_nslcmop_update
["_admin.deploy.RO"] = RO_nslcmop_id
1655 RO_task_done
= False
1656 step
= detailed_status
= "Waiting RO_task_id={} to complete the scale action.".format(RO_nslcmop_id
)
1657 detailed_status_old
= None
1658 self
.logger
.debug(logging_text
+ step
)
1660 deployment_timeout
= 1 * 3600 # One hour
1661 while deployment_timeout
> 0:
1662 if not RO_task_done
:
1663 desc
= await RO
.show("ns", item_id_name
=RO_nsr_id
, extra_item
="action",
1664 extra_item_id
=RO_nslcmop_id
)
1665 ns_status
, ns_status_info
= RO
.check_action_status(desc
)
1666 if ns_status
== "ERROR":
1667 raise ROclient
.ROClientException(ns_status_info
)
1668 elif ns_status
== "BUILD":
1669 detailed_status
= step
+ "; {}".format(ns_status_info
)
1670 elif ns_status
== "ACTIVE":
1672 step
= detailed_status
= "Waiting ns ready at RO. RO_id={}".format(RO_nsr_id
)
1673 self
.logger
.debug(logging_text
+ step
)
1675 assert False, "ROclient.check_action_status returns unknown {}".format(ns_status
)
1677 desc
= await RO
.show("ns", RO_nsr_id
)
1678 ns_status
, ns_status_info
= RO
.check_ns_status(desc
)
1679 if ns_status
== "ERROR":
1680 raise ROclient
.ROClientException(ns_status_info
)
1681 elif ns_status
== "BUILD":
1682 detailed_status
= step
+ "; {}".format(ns_status_info
)
1683 elif ns_status
== "ACTIVE":
1684 step
= detailed_status
= \
1685 "Waiting for management IP address reported by the VIM. Updating VNFRs"
1687 self
.scale_vnfr(db_vnfr
, vdu_create
=vdu_create
, vdu_delete
=vdu_delete
)
1690 desc
= await RO
.show("ns", RO_nsr_id
)
1691 # nsr_deployed["nsr_ip"] = RO.get_ns_vnf_info(desc)
1692 self
.ns_update_vnfr({db_vnfr
["member-vnf-index-ref"]: db_vnfr
}, desc
)
1694 except LcmExceptionNoMgmtIP
:
1697 assert False, "ROclient.check_ns_status returns unknown {}".format(ns_status
)
1698 if detailed_status
!= detailed_status_old
:
1699 detailed_status_old
= db_nslcmop_update
["detailed-status"] = detailed_status
1700 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1702 await asyncio
.sleep(5, loop
=self
.loop
)
1703 deployment_timeout
-= 5
1704 if deployment_timeout
<= 0:
1705 raise ROclient
.ROClientException("Timeout waiting ns to be ready")
1707 # update VDU_SCALING_INFO with the obtained ip_addresses
1708 if vdu_scaling_info
["scaling_direction"] == "OUT":
1709 for vdur
in reversed(db_vnfr
["vdur"]):
1710 if vdu_scaling_info
["vdu-create"].get(vdur
["vdu-id-ref"]):
1711 vdu_scaling_info
["vdu-create"][vdur
["vdu-id-ref"]] -= 1
1712 vdu_scaling_info
["vdu"].append({
1713 "name": vdur
["name"],
1714 "vdu_id": vdur
["vdu-id-ref"],
1717 for interface
in vdur
["interfaces"]:
1718 vdu_scaling_info
["vdu"][-1]["interface"].append({
1719 "name": interface
["name"],
1720 "ip_address": interface
["ip-address"],
1721 "mac_address": interface
.get("mac-address"),
1723 del vdu_scaling_info
["vdu-create"]
1725 scale_process
= None
1727 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1729 # execute primitive service POST-SCALING
1730 step
= "Executing post-scale vnf-config-primitive"
1731 if scaling_descriptor
.get("scaling-config-action"):
1732 for scaling_config_action
in scaling_descriptor
["scaling-config-action"]:
1733 if scaling_config_action
.get("trigger") and scaling_config_action
["trigger"] == "post-scale-out" \
1734 and scaling_type
== "SCALE_OUT":
1735 vnf_config_primitive
= scaling_config_action
["vnf-config-primitive-name-ref"]
1736 step
= db_nslcmop_update
["detailed-status"] = \
1737 "executing post-scale scaling-config-action '{}'".format(vnf_config_primitive
)
1738 # look for primitive
1739 primitive_params
= {}
1740 for config_primitive
in db_vnfd
.get("vnf-configuration", {}).get("config-primitive", ()):
1741 if config_primitive
["name"] == vnf_config_primitive
:
1742 for parameter
in config_primitive
.get("parameter", ()):
1743 if 'default-value' in parameter
and \
1744 parameter
['default-value'] == "<VDU_SCALE_INFO>":
1745 primitive_params
[parameter
["name"]] = yaml
.safe_dump(vdu_scaling_info
,
1746 default_flow_style
=True,
1750 raise LcmException("Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:"
1751 "scaling-config-action[vnf-config-primitive-name-ref='{}'] does not "
1752 "match any vnf-configuration:config-primitive".format(scaling_group
,
1754 scale_process
= "VCA"
1755 db_nsr_update
["config-status"] = "configuring post-scaling"
1757 result
, result_detail
= await self
._ns
_execute
_primitive
(nsr_deployed
, nsr_name
, vnf_index
,
1758 None, None, None, vnf_config_primitive
,
1760 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Done with result {} {}".format(
1761 vnf_config_primitive
, result
, result_detail
))
1762 if result
== "FAILED":
1763 raise LcmException(result_detail
)
1764 db_nsr_update
["config-status"] = old_config_status
1765 scale_process
= None
1767 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "COMPLETED"
1768 db_nslcmop_update
["statusEnteredTime"] = time()
1769 db_nslcmop_update
["detailed-status"] = "done"
1770 db_nsr_update
["detailed-status"] = "" # "scaled {} {}".format(scaling_group, scaling_type)
1771 db_nsr_update
["operational-status"] = old_operational_status
1772 db_nsr_update
["config-status"] = old_config_status
1774 except (ROclient
.ROClientException
, DbException
, LcmException
) as e
:
1775 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
1777 except asyncio
.CancelledError
:
1778 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
1779 exc
= "Operation was cancelled"
1780 except Exception as e
:
1781 exc
= traceback
.format_exc()
1782 self
.logger
.critical(logging_text
+ "Exit Exception {} {}".format(type(e
).__name
__, e
), exc_info
=True)
1786 db_nslcmop_update
["detailed-status"] = "FAILED {}: {}".format(step
, exc
)
1787 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
1788 db_nslcmop_update
["statusEnteredTime"] = time()
1790 db_nsr_update
["operational-status"] = old_operational_status
1791 db_nsr_update
["config-status"] = old_config_status
1792 db_nsr_update
["detailed-status"] = ""
1793 db_nsr_update
["_admin.nslcmop"] = None
1795 if "VCA" in scale_process
:
1796 db_nsr_update
["config-status"] = "failed"
1797 if "RO" in scale_process
:
1798 db_nsr_update
["operational-status"] = "failed"
1799 db_nsr_update
["detailed-status"] = "FAILED scaling nslcmop={} {}: {}".format(nslcmop_id
, step
,
1802 if db_nslcmop
and db_nslcmop_update
:
1803 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1805 db_nsr_update
["_admin.nslcmop"] = None
1806 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1807 except DbException
as e
:
1808 self
.logger
.error(logging_text
+ "Cannot update database: {}".format(e
))
1809 if nslcmop_operation_state
:
1811 await self
.msg
.aiowrite("ns", "scaled", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
1812 "operationState": nslcmop_operation_state
})
1814 # await asyncio.sleep(cooldown_time)
1815 # await self.msg.aiowrite("ns","scaled-cooldown-time", {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id})
1816 except Exception as e
:
1817 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
1818 self
.logger
.debug(logging_text
+ "Exit")
1819 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_scale")