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
24 from jinja2
import Environment
, Template
, meta
, TemplateError
, TemplateNotFound
, TemplateSyntaxError
26 from osm_lcm
import ROclient
27 from osm_lcm
.lcm_utils
import LcmException
, LcmExceptionNoMgmtIP
, LcmBase
, deep_get
28 from n2vc
.k8s_helm_conn
import K8sHelmConnector
30 from osm_common
.dbbase
import DbException
31 from osm_common
.fsbase
import FsException
33 from n2vc
.n2vc_juju_conn
import N2VCJujuConnector
35 from copy
import copy
, deepcopy
36 from http
import HTTPStatus
38 from uuid
import uuid4
40 __author__
= "Alfonso Tierno"
43 def get_iterable(in_dict
, in_key
):
45 Similar to <dict>.get(), but if value is None, False, ..., An empty tuple is returned instead
46 :param in_dict: a dictionary
47 :param in_key: the key to look for at in_dict
48 :return: in_dict[in_var] or () if it is None or not present
50 if not in_dict
.get(in_key
):
52 return in_dict
[in_key
]
55 def populate_dict(target_dict
, key_list
, value
):
57 Update target_dict creating nested dictionaries with the key_list. Last key_list item is asigned the value.
58 Example target_dict={K: J}; key_list=[a,b,c]; target_dict will be {K: J, a: {b: {c: value}}}
59 :param target_dict: dictionary to be changed
60 :param key_list: list of keys to insert at target_dict
64 for key
in key_list
[0:-1]:
65 if key
not in target_dict
:
67 target_dict
= target_dict
[key
]
68 target_dict
[key_list
[-1]] = value
72 timeout_vca_on_error
= 5 * 60 # Time for charm from first time at blocked,error status to mark as failed
73 total_deploy_timeout
= 2 * 3600 # global timeout for deployment
74 timeout_charm_delete
= 10 * 60
75 timeout_primitive
= 10 * 60 # timeout for primitive execution
77 SUBOPERATION_STATUS_NOT_FOUND
= -1
78 SUBOPERATION_STATUS_NEW
= -2
79 SUBOPERATION_STATUS_SKIP
= -3
81 def __init__(self
, db
, msg
, fs
, lcm_tasks
, ro_config
, vca_config
, loop
):
83 Init, Connect to database, filesystem storage, and messaging
84 :param config: two level dictionary with configuration. Top level should contain 'database', 'storage',
91 logger
=logging
.getLogger('lcm.ns')
95 self
.lcm_tasks
= lcm_tasks
96 self
.ro_config
= ro_config
97 self
.vca_config
= vca_config
98 if 'pubkey' in self
.vca_config
:
99 self
.vca_config
['public_key'] = self
.vca_config
['pubkey']
100 if 'cacert' in self
.vca_config
:
101 self
.vca_config
['ca_cert'] = self
.vca_config
['cacert']
102 if 'apiproxy' in self
.vca_config
:
103 self
.vca_config
['api_proxy'] = self
.vca_config
['apiproxy']
105 # create N2VC connector
106 self
.n2vc
= N2VCJujuConnector(
111 url
='{}:{}'.format(self
.vca_config
['host'], self
.vca_config
['port']),
112 username
=self
.vca_config
.get('user', None),
113 vca_config
=self
.vca_config
,
114 on_update_db
=self
._on
_update
_n
2vc
_db
,
115 # ca_cert=self.vca_config.get('cacert'),
116 # api_proxy=self.vca_config.get('apiproxy'),
119 self
.k8sclusterhelm
= K8sHelmConnector(
120 kubectl_command
=self
.vca_config
.get("kubectlpath"),
121 helm_command
=self
.vca_config
.get("helmpath"),
129 self
.RO
= ROclient
.ROClient(self
.loop
, **self
.ro_config
)
131 def _on_update_n2vc_db(self
, table
, filter, path
, updated_data
):
133 self
.logger
.debug('_on_update_n2vc_db(table={}, filter={}, path={}, updated_data={}'
134 .format(table
, filter, path
, updated_data
))
137 # write NS status to database
139 # # nsrs_id = filter.get('_id')
142 # nsr = self.db.get_one(table=table, q_filter=filter)
143 # # get VCA deployed list
144 # vca_list = deep_get(target_dict=nsr, key_list=('_admin', 'deployed', 'VCA'))
146 # # ro_list = deep_get(target_dict=nsr, key_list=('_admin', 'deployed', 'RO'))
147 # for vca in vca_list:
148 # # status = vca.get('status')
150 # # detailed_status = vca.get('detailed-status')
151 # # print(detailed_status)
152 # # for ro in ro_list:
155 # except Exception as e:
156 # self.logger.error('Error writing NS status to db: {}'.format(e))
158 def vnfd2RO(self
, vnfd
, new_id
=None, additionalParams
=None, nsrId
=None):
160 Converts creates a new vnfd descriptor for RO base on input OSM IM vnfd
161 :param vnfd: input vnfd
162 :param new_id: overrides vnf id if provided
163 :param additionalParams: Instantiation params for VNFs provided
164 :param nsrId: Id of the NSR
165 :return: copy of vnfd
168 vnfd_RO
= deepcopy(vnfd
)
169 # remove unused by RO configuration, monitoring, scaling and internal keys
170 vnfd_RO
.pop("_id", None)
171 vnfd_RO
.pop("_admin", None)
172 vnfd_RO
.pop("vnf-configuration", None)
173 vnfd_RO
.pop("monitoring-param", None)
174 vnfd_RO
.pop("scaling-group-descriptor", None)
175 vnfd_RO
.pop("kdu", None)
176 vnfd_RO
.pop("k8s-cluster", None)
178 vnfd_RO
["id"] = new_id
180 # parse cloud-init or cloud-init-file with the provided variables using Jinja2
181 for vdu
in get_iterable(vnfd_RO
, "vdu"):
182 cloud_init_file
= None
183 if vdu
.get("cloud-init-file"):
184 base_folder
= vnfd
["_admin"]["storage"]
185 cloud_init_file
= "{}/{}/cloud_init/{}".format(base_folder
["folder"], base_folder
["pkg-dir"],
186 vdu
["cloud-init-file"])
187 with self
.fs
.file_open(cloud_init_file
, "r") as ci_file
:
188 cloud_init_content
= ci_file
.read()
189 vdu
.pop("cloud-init-file", None)
190 elif vdu
.get("cloud-init"):
191 cloud_init_content
= vdu
["cloud-init"]
196 ast
= env
.parse(cloud_init_content
)
197 mandatory_vars
= meta
.find_undeclared_variables(ast
)
199 for var
in mandatory_vars
:
200 if not additionalParams
or var
not in additionalParams
.keys():
201 raise LcmException("Variable '{}' defined at vnfd[id={}]:vdu[id={}]:cloud-init/cloud-init-"
202 "file, must be provided in the instantiation parameters inside the "
203 "'additionalParamsForVnf' block".format(var
, vnfd
["id"], vdu
["id"]))
204 template
= Template(cloud_init_content
)
205 cloud_init_content
= template
.render(additionalParams
or {})
206 vdu
["cloud-init"] = cloud_init_content
209 except FsException
as e
:
210 raise LcmException("Error reading vnfd[id={}]:vdu[id={}]:cloud-init-file={}: {}".
211 format(vnfd
["id"], vdu
["id"], cloud_init_file
, e
))
212 except (TemplateError
, TemplateNotFound
, TemplateSyntaxError
) as e
:
213 raise LcmException("Error parsing Jinja2 to cloud-init content at vnfd[id={}]:vdu[id={}]: {}".
214 format(vnfd
["id"], vdu
["id"], e
))
216 def ns_params_2_RO(self
, ns_params
, nsd
, vnfd_dict
, n2vc_key_list
):
218 Creates a RO ns descriptor from OSM ns_instantiate params
219 :param ns_params: OSM instantiate params
220 :return: The RO ns descriptor
224 # TODO feature 1417: Check that no instantiation is set over PDU
225 # check if PDU forces a concrete vim-network-id and add it
226 # check if PDU contains a SDN-assist info (dpid, switch, port) and pass it to RO
228 def vim_account_2_RO(vim_account
):
229 if vim_account
in vim_2_RO
:
230 return vim_2_RO
[vim_account
]
232 db_vim
= self
.db
.get_one("vim_accounts", {"_id": vim_account
})
233 if db_vim
["_admin"]["operationalState"] != "ENABLED":
234 raise LcmException("VIM={} is not available. operationalState={}".format(
235 vim_account
, db_vim
["_admin"]["operationalState"]))
236 RO_vim_id
= db_vim
["_admin"]["deployed"]["RO"]
237 vim_2_RO
[vim_account
] = RO_vim_id
240 def wim_account_2_RO(wim_account
):
241 if isinstance(wim_account
, str):
242 if wim_account
in wim_2_RO
:
243 return wim_2_RO
[wim_account
]
245 db_wim
= self
.db
.get_one("wim_accounts", {"_id": wim_account
})
246 if db_wim
["_admin"]["operationalState"] != "ENABLED":
247 raise LcmException("WIM={} is not available. operationalState={}".format(
248 wim_account
, db_wim
["_admin"]["operationalState"]))
249 RO_wim_id
= db_wim
["_admin"]["deployed"]["RO-account"]
250 wim_2_RO
[wim_account
] = RO_wim_id
255 def ip_profile_2_RO(ip_profile
):
256 RO_ip_profile
= deepcopy((ip_profile
))
257 if "dns-server" in RO_ip_profile
:
258 if isinstance(RO_ip_profile
["dns-server"], list):
259 RO_ip_profile
["dns-address"] = []
260 for ds
in RO_ip_profile
.pop("dns-server"):
261 RO_ip_profile
["dns-address"].append(ds
['address'])
263 RO_ip_profile
["dns-address"] = RO_ip_profile
.pop("dns-server")
264 if RO_ip_profile
.get("ip-version") == "ipv4":
265 RO_ip_profile
["ip-version"] = "IPv4"
266 if RO_ip_profile
.get("ip-version") == "ipv6":
267 RO_ip_profile
["ip-version"] = "IPv6"
268 if "dhcp-params" in RO_ip_profile
:
269 RO_ip_profile
["dhcp"] = RO_ip_profile
.pop("dhcp-params")
275 # "name": ns_params["nsName"],
276 # "description": ns_params.get("nsDescription"),
277 "datacenter": vim_account_2_RO(ns_params
["vimAccountId"]),
278 "wim_account": wim_account_2_RO(ns_params
.get("wimAccountId")),
279 # "scenario": ns_params["nsdId"],
282 n2vc_key_list
= n2vc_key_list
or []
283 for vnfd_ref
, vnfd
in vnfd_dict
.items():
284 vdu_needed_access
= []
286 if vnfd
.get("vnf-configuration"):
287 ssh_required
= deep_get(vnfd
, ("vnf-configuration", "config-access", "ssh-access", "required"))
288 if ssh_required
and vnfd
.get("mgmt-interface"):
289 if vnfd
["mgmt-interface"].get("vdu-id"):
290 vdu_needed_access
.append(vnfd
["mgmt-interface"]["vdu-id"])
291 elif vnfd
["mgmt-interface"].get("cp"):
292 mgmt_cp
= vnfd
["mgmt-interface"]["cp"]
294 for vdu
in vnfd
.get("vdu", ()):
295 if vdu
.get("vdu-configuration"):
296 ssh_required
= deep_get(vdu
, ("vdu-configuration", "config-access", "ssh-access", "required"))
298 vdu_needed_access
.append(vdu
["id"])
300 for vdu_interface
in vdu
.get("interface"):
301 if vdu_interface
.get("external-connection-point-ref") and \
302 vdu_interface
["external-connection-point-ref"] == mgmt_cp
:
303 vdu_needed_access
.append(vdu
["id"])
307 if vdu_needed_access
:
308 for vnf_member
in nsd
.get("constituent-vnfd"):
309 if vnf_member
["vnfd-id-ref"] != vnfd_ref
:
311 for vdu
in vdu_needed_access
:
312 populate_dict(RO_ns_params
,
313 ("vnfs", vnf_member
["member-vnf-index"], "vdus", vdu
, "mgmt_keys"),
316 if ns_params
.get("vduImage"):
317 RO_ns_params
["vduImage"] = ns_params
["vduImage"]
319 if ns_params
.get("ssh_keys"):
320 RO_ns_params
["cloud-config"] = {"key-pairs": ns_params
["ssh_keys"]}
321 for vnf_params
in get_iterable(ns_params
, "vnf"):
322 for constituent_vnfd
in nsd
["constituent-vnfd"]:
323 if constituent_vnfd
["member-vnf-index"] == vnf_params
["member-vnf-index"]:
324 vnf_descriptor
= vnfd_dict
[constituent_vnfd
["vnfd-id-ref"]]
327 raise LcmException("Invalid instantiate parameter vnf:member-vnf-index={} is not present at nsd:"
328 "constituent-vnfd".format(vnf_params
["member-vnf-index"]))
329 if vnf_params
.get("vimAccountId"):
330 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "datacenter"),
331 vim_account_2_RO(vnf_params
["vimAccountId"]))
333 for vdu_params
in get_iterable(vnf_params
, "vdu"):
334 # TODO feature 1417: check that this VDU exist and it is not a PDU
335 if vdu_params
.get("volume"):
336 for volume_params
in vdu_params
["volume"]:
337 if volume_params
.get("vim-volume-id"):
338 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
339 vdu_params
["id"], "devices", volume_params
["name"], "vim_id"),
340 volume_params
["vim-volume-id"])
341 if vdu_params
.get("interface"):
342 for interface_params
in vdu_params
["interface"]:
343 if interface_params
.get("ip-address"):
344 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
345 vdu_params
["id"], "interfaces", interface_params
["name"],
347 interface_params
["ip-address"])
348 if interface_params
.get("mac-address"):
349 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
350 vdu_params
["id"], "interfaces", interface_params
["name"],
352 interface_params
["mac-address"])
353 if interface_params
.get("floating-ip-required"):
354 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
355 vdu_params
["id"], "interfaces", interface_params
["name"],
357 interface_params
["floating-ip-required"])
359 for internal_vld_params
in get_iterable(vnf_params
, "internal-vld"):
360 if internal_vld_params
.get("vim-network-name"):
361 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
362 internal_vld_params
["name"], "vim-network-name"),
363 internal_vld_params
["vim-network-name"])
364 if internal_vld_params
.get("vim-network-id"):
365 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
366 internal_vld_params
["name"], "vim-network-id"),
367 internal_vld_params
["vim-network-id"])
368 if internal_vld_params
.get("ip-profile"):
369 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
370 internal_vld_params
["name"], "ip-profile"),
371 ip_profile_2_RO(internal_vld_params
["ip-profile"]))
372 if internal_vld_params
.get("provider-network"):
374 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "networks",
375 internal_vld_params
["name"], "provider-network"),
376 internal_vld_params
["provider-network"].copy())
378 for icp_params
in get_iterable(internal_vld_params
, "internal-connection-point"):
381 for vdu_descriptor
in vnf_descriptor
["vdu"]:
382 for vdu_interface
in vdu_descriptor
["interface"]:
383 if vdu_interface
.get("internal-connection-point-ref") == icp_params
["id-ref"]:
384 if icp_params
.get("ip-address"):
385 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
386 vdu_descriptor
["id"], "interfaces",
387 vdu_interface
["name"], "ip_address"),
388 icp_params
["ip-address"])
390 if icp_params
.get("mac-address"):
391 populate_dict(RO_ns_params
, ("vnfs", vnf_params
["member-vnf-index"], "vdus",
392 vdu_descriptor
["id"], "interfaces",
393 vdu_interface
["name"], "mac_address"),
394 icp_params
["mac-address"])
400 raise LcmException("Invalid instantiate parameter vnf:member-vnf-index[{}]:"
401 "internal-vld:id-ref={} is not present at vnfd:internal-"
402 "connection-point".format(vnf_params
["member-vnf-index"],
403 icp_params
["id-ref"]))
405 for vld_params
in get_iterable(ns_params
, "vld"):
406 if "ip-profile" in vld_params
:
407 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "ip-profile"),
408 ip_profile_2_RO(vld_params
["ip-profile"]))
410 if vld_params
.get("provider-network"):
412 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "provider-network"),
413 vld_params
["provider-network"].copy())
415 if "wimAccountId" in vld_params
and vld_params
["wimAccountId"] is not None:
416 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "wim_account"),
417 wim_account_2_RO(vld_params
["wimAccountId"])),
418 if vld_params
.get("vim-network-name"):
420 if isinstance(vld_params
["vim-network-name"], dict):
421 for vim_account
, vim_net
in vld_params
["vim-network-name"].items():
422 RO_vld_sites
.append({
423 "netmap-use": vim_net
,
424 "datacenter": vim_account_2_RO(vim_account
)
426 else: # isinstance str
427 RO_vld_sites
.append({"netmap-use": vld_params
["vim-network-name"]})
429 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "sites"), RO_vld_sites
)
431 if vld_params
.get("vim-network-id"):
433 if isinstance(vld_params
["vim-network-id"], dict):
434 for vim_account
, vim_net
in vld_params
["vim-network-id"].items():
435 RO_vld_sites
.append({
436 "netmap-use": vim_net
,
437 "datacenter": vim_account_2_RO(vim_account
)
439 else: # isinstance str
440 RO_vld_sites
.append({"netmap-use": vld_params
["vim-network-id"]})
442 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "sites"), RO_vld_sites
)
443 if vld_params
.get("ns-net"):
444 if isinstance(vld_params
["ns-net"], dict):
445 for vld_id
, instance_scenario_id
in vld_params
["ns-net"].items():
446 RO_vld_ns_net
= {"instance_scenario_id": instance_scenario_id
, "osm_id": vld_id
}
448 populate_dict(RO_ns_params
, ("networks", vld_params
["name"], "use-network"), RO_vld_ns_net
)
449 if "vnfd-connection-point-ref" in vld_params
:
450 for cp_params
in vld_params
["vnfd-connection-point-ref"]:
452 for constituent_vnfd
in nsd
["constituent-vnfd"]:
453 if constituent_vnfd
["member-vnf-index"] == cp_params
["member-vnf-index-ref"]:
454 vnf_descriptor
= vnfd_dict
[constituent_vnfd
["vnfd-id-ref"]]
458 "Invalid instantiate parameter vld:vnfd-connection-point-ref:member-vnf-index-ref={} "
459 "is not present at nsd:constituent-vnfd".format(cp_params
["member-vnf-index-ref"]))
461 for vdu_descriptor
in vnf_descriptor
["vdu"]:
462 for interface_descriptor
in vdu_descriptor
["interface"]:
463 if interface_descriptor
.get("external-connection-point-ref") == \
464 cp_params
["vnfd-connection-point-ref"]:
471 "Invalid instantiate parameter vld:vnfd-connection-point-ref:member-vnf-index-ref={}:"
472 "vnfd-connection-point-ref={} is not present at vnfd={}".format(
473 cp_params
["member-vnf-index-ref"],
474 cp_params
["vnfd-connection-point-ref"],
475 vnf_descriptor
["id"]))
476 if cp_params
.get("ip-address"):
477 populate_dict(RO_ns_params
, ("vnfs", cp_params
["member-vnf-index-ref"], "vdus",
478 vdu_descriptor
["id"], "interfaces",
479 interface_descriptor
["name"], "ip_address"),
480 cp_params
["ip-address"])
481 if cp_params
.get("mac-address"):
482 populate_dict(RO_ns_params
, ("vnfs", cp_params
["member-vnf-index-ref"], "vdus",
483 vdu_descriptor
["id"], "interfaces",
484 interface_descriptor
["name"], "mac_address"),
485 cp_params
["mac-address"])
488 def scale_vnfr(self
, db_vnfr
, vdu_create
=None, vdu_delete
=None):
489 # make a copy to do not change
490 vdu_create
= copy(vdu_create
)
491 vdu_delete
= copy(vdu_delete
)
493 vdurs
= db_vnfr
.get("vdur")
496 vdu_index
= len(vdurs
)
499 vdur
= vdurs
[vdu_index
]
500 if vdur
.get("pdu-type"):
502 vdu_id_ref
= vdur
["vdu-id-ref"]
503 if vdu_create
and vdu_create
.get(vdu_id_ref
):
504 for index
in range(0, vdu_create
[vdu_id_ref
]):
505 vdur
= deepcopy(vdur
)
506 vdur
["_id"] = str(uuid4())
507 vdur
["count-index"] += 1
508 vdurs
.insert(vdu_index
+1+index
, vdur
)
509 del vdu_create
[vdu_id_ref
]
510 if vdu_delete
and vdu_delete
.get(vdu_id_ref
):
512 vdu_delete
[vdu_id_ref
] -= 1
513 if not vdu_delete
[vdu_id_ref
]:
514 del vdu_delete
[vdu_id_ref
]
515 # check all operations are done
516 if vdu_create
or vdu_delete
:
517 raise LcmException("Error scaling OUT VNFR for {}. There is not any existing vnfr. Scaled to 0?".format(
520 raise LcmException("Error scaling IN VNFR for {}. There is not any existing vnfr. Scaled to 0?".format(
523 vnfr_update
= {"vdur": vdurs
}
524 db_vnfr
["vdur"] = vdurs
525 self
.update_db_2("vnfrs", db_vnfr
["_id"], vnfr_update
)
527 def ns_update_nsr(self
, ns_update_nsr
, db_nsr
, nsr_desc_RO
):
529 Updates database nsr with the RO info for the created vld
530 :param ns_update_nsr: dictionary to be filled with the updated info
531 :param db_nsr: content of db_nsr. This is also modified
532 :param nsr_desc_RO: nsr descriptor from RO
533 :return: Nothing, LcmException is raised on errors
536 for vld_index
, vld
in enumerate(get_iterable(db_nsr
, "vld")):
537 for net_RO
in get_iterable(nsr_desc_RO
, "nets"):
538 if vld
["id"] != net_RO
.get("ns_net_osm_id"):
540 vld
["vim-id"] = net_RO
.get("vim_net_id")
541 vld
["name"] = net_RO
.get("vim_name")
542 vld
["status"] = net_RO
.get("status")
543 vld
["status-detailed"] = net_RO
.get("error_msg")
544 ns_update_nsr
["vld.{}".format(vld_index
)] = vld
547 raise LcmException("ns_update_nsr: Not found vld={} at RO info".format(vld
["id"]))
549 def ns_update_vnfr(self
, db_vnfrs
, nsr_desc_RO
):
551 Updates database vnfr with the RO info, e.g. ip_address, vim_id... Descriptor db_vnfrs is also updated
552 :param db_vnfrs: dictionary with member-vnf-index: vnfr-content
553 :param nsr_desc_RO: nsr descriptor from RO
554 :return: Nothing, LcmException is raised on errors
556 for vnf_index
, db_vnfr
in db_vnfrs
.items():
557 for vnf_RO
in nsr_desc_RO
["vnfs"]:
558 if vnf_RO
["member_vnf_index"] != vnf_index
:
561 if vnf_RO
.get("ip_address"):
562 db_vnfr
["ip-address"] = vnfr_update
["ip-address"] = vnf_RO
["ip_address"].split(";")[0]
563 elif not db_vnfr
.get("ip-address"):
564 raise LcmExceptionNoMgmtIP("ns member_vnf_index '{}' has no IP address".format(vnf_index
))
566 for vdu_index
, vdur
in enumerate(get_iterable(db_vnfr
, "vdur")):
567 vdur_RO_count_index
= 0
568 if vdur
.get("pdu-type"):
570 for vdur_RO
in get_iterable(vnf_RO
, "vms"):
571 if vdur
["vdu-id-ref"] != vdur_RO
["vdu_osm_id"]:
573 if vdur
["count-index"] != vdur_RO_count_index
:
574 vdur_RO_count_index
+= 1
576 vdur
["vim-id"] = vdur_RO
.get("vim_vm_id")
577 if vdur_RO
.get("ip_address"):
578 vdur
["ip-address"] = vdur_RO
["ip_address"].split(";")[0]
580 vdur
["ip-address"] = None
581 vdur
["vdu-id-ref"] = vdur_RO
.get("vdu_osm_id")
582 vdur
["name"] = vdur_RO
.get("vim_name")
583 vdur
["status"] = vdur_RO
.get("status")
584 vdur
["status-detailed"] = vdur_RO
.get("error_msg")
585 for ifacer
in get_iterable(vdur
, "interfaces"):
586 for interface_RO
in get_iterable(vdur_RO
, "interfaces"):
587 if ifacer
["name"] == interface_RO
.get("internal_name"):
588 ifacer
["ip-address"] = interface_RO
.get("ip_address")
589 ifacer
["mac-address"] = interface_RO
.get("mac_address")
592 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vdur={} interface={} "
594 .format(vnf_index
, vdur
["vdu-id-ref"], ifacer
["name"]))
595 vnfr_update
["vdur.{}".format(vdu_index
)] = vdur
598 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vdur={} count_index={} from "
599 "VIM info".format(vnf_index
, vdur
["vdu-id-ref"], vdur
["count-index"]))
601 for vld_index
, vld
in enumerate(get_iterable(db_vnfr
, "vld")):
602 for net_RO
in get_iterable(nsr_desc_RO
, "nets"):
603 if vld
["id"] != net_RO
.get("vnf_net_osm_id"):
605 vld
["vim-id"] = net_RO
.get("vim_net_id")
606 vld
["name"] = net_RO
.get("vim_name")
607 vld
["status"] = net_RO
.get("status")
608 vld
["status-detailed"] = net_RO
.get("error_msg")
609 vnfr_update
["vld.{}".format(vld_index
)] = vld
612 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} vld={} from VIM info".format(
613 vnf_index
, vld
["id"]))
615 self
.update_db_2("vnfrs", db_vnfr
["_id"], vnfr_update
)
619 raise LcmException("ns_update_vnfr: Not found member_vnf_index={} from VIM info".format(vnf_index
))
622 def _get_ns_config_info(vca_deployed_list
):
624 Generates a mapping between vnf,vdu elements and the N2VC id
625 :param vca_deployed_list: List of database _admin.deploy.VCA that contains this list
626 :return: a dictionary with {osm-config-mapping: {}} where its element contains:
627 "<member-vnf-index>": <N2VC-id> for a vnf configuration, or
628 "<member-vnf-index>.<vdu.id>.<vdu replica(0, 1,..)>": <N2VC-id> for a vdu configuration
631 ns_config_info
= {"osm-config-mapping": mapping
}
632 for vca
in vca_deployed_list
:
633 if not vca
["member-vnf-index"]:
635 if not vca
["vdu_id"]:
636 mapping
[vca
["member-vnf-index"]] = vca
["application"]
638 mapping
["{}.{}.{}".format(vca
["member-vnf-index"], vca
["vdu_id"], vca
["vdu_count_index"])] =\
640 return ns_config_info
643 def _get_initial_config_primitive_list(desc_primitive_list
, vca_deployed
):
645 Generates a list of initial-config-primitive based on the list provided by the descriptor. It includes internal
646 primitives as verify-ssh-credentials, or config when needed
647 :param desc_primitive_list: information of the descriptor
648 :param vca_deployed: information of the deployed, needed for known if it is related to an NS, VNF, VDU and if
649 this element contains a ssh public key
650 :return: The modified list. Can ba an empty list, but always a list
652 if desc_primitive_list
:
653 primitive_list
= desc_primitive_list
.copy()
656 # look for primitive config, and get the position. None if not present
657 config_position
= None
658 for index
, primitive
in enumerate(primitive_list
):
659 if primitive
["name"] == "config":
660 config_position
= index
663 # for NS, add always a config primitive if not present (bug 874)
664 if not vca_deployed
["member-vnf-index"] and config_position
is None:
665 primitive_list
.insert(0, {"name": "config", "parameter": []})
667 # for VNF/VDU add verify-ssh-credentials after config
668 if vca_deployed
["member-vnf-index"] and config_position
is not None and vca_deployed
.get("ssh-public-key"):
669 primitive_list
.insert(config_position
+ 1, {"name": "verify-ssh-credentials", "parameter": []})
670 return primitive_list
672 async def instantiate_RO(self
, logging_text
, nsr_id
, nsd
, db_nsr
,
673 db_nslcmop
, db_vnfrs
, db_vnfds_ref
, n2vc_key_list
):
676 RO_descriptor_number
= 0 # number of descriptors created at RO
677 vnf_index_2_RO_id
= {} # map between vnfd/nsd id to the id used at RO
678 start_deploy
= time()
679 vdu_flag
= False # If any of the VNFDs has VDUs
680 ns_params
= db_nslcmop
.get("operationParams")
684 # get vnfds, instantiate at RO
686 for c_vnf
in nsd
.get("constituent-vnfd", ()):
687 member_vnf_index
= c_vnf
["member-vnf-index"]
688 vnfd
= db_vnfds_ref
[c_vnf
['vnfd-id-ref']]
691 vnfd_ref
= vnfd
["id"]
692 step
= db_nsr_update
["_admin.deployed.RO.detailed-status"] = "Creating vnfd='{}' member_vnf_index='{}' at" \
693 " RO".format(vnfd_ref
, member_vnf_index
)
694 # self.logger.debug(logging_text + step)
695 vnfd_id_RO
= "{}.{}.{}".format(nsr_id
, RO_descriptor_number
, member_vnf_index
[:23])
696 vnf_index_2_RO_id
[member_vnf_index
] = vnfd_id_RO
697 RO_descriptor_number
+= 1
699 # look position at deployed.RO.vnfd if not present it will be appended at the end
700 for index
, vnf_deployed
in enumerate(db_nsr
["_admin"]["deployed"]["RO"]["vnfd"]):
701 if vnf_deployed
["member-vnf-index"] == member_vnf_index
:
704 index
= len(db_nsr
["_admin"]["deployed"]["RO"]["vnfd"])
705 db_nsr
["_admin"]["deployed"]["RO"]["vnfd"].append(None)
708 RO_update
= {"member-vnf-index": member_vnf_index
}
709 vnfd_list
= await self
.RO
.get_list("vnfd", filter_by
={"osm_id": vnfd_id_RO
})
711 RO_update
["id"] = vnfd_list
[0]["uuid"]
712 self
.logger
.debug(logging_text
+ "vnfd='{}' member_vnf_index='{}' exists at RO. Using RO_id={}".
713 format(vnfd_ref
, member_vnf_index
, vnfd_list
[0]["uuid"]))
715 vnfd_RO
= self
.vnfd2RO(vnfd
, vnfd_id_RO
, db_vnfrs
[c_vnf
["member-vnf-index"]].
716 get("additionalParamsForVnf"), nsr_id
)
717 desc
= await self
.RO
.create("vnfd", descriptor
=vnfd_RO
)
718 RO_update
["id"] = desc
["uuid"]
719 self
.logger
.debug(logging_text
+ "vnfd='{}' member_vnf_index='{}' created at RO. RO_id={}".format(
720 vnfd_ref
, member_vnf_index
, desc
["uuid"]))
721 db_nsr_update
["_admin.deployed.RO.vnfd.{}".format(index
)] = RO_update
722 db_nsr
["_admin"]["deployed"]["RO"]["vnfd"][index
] = RO_update
723 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
724 self
._on
_update
_n
2vc
_db
("nsrs", {"_id": nsr_id
}, "_admin.deployed", db_nsr_update
)
728 step
= db_nsr_update
["_admin.deployed.RO.detailed-status"] = "Creating nsd={} at RO".format(nsd_ref
)
729 # self.logger.debug(logging_text + step)
731 RO_osm_nsd_id
= "{}.{}.{}".format(nsr_id
, RO_descriptor_number
, nsd_ref
[:23])
732 RO_descriptor_number
+= 1
733 nsd_list
= await self
.RO
.get_list("nsd", filter_by
={"osm_id": RO_osm_nsd_id
})
735 db_nsr_update
["_admin.deployed.RO.nsd_id"] = RO_nsd_uuid
= nsd_list
[0]["uuid"]
736 self
.logger
.debug(logging_text
+ "nsd={} exists at RO. Using RO_id={}".format(
737 nsd_ref
, RO_nsd_uuid
))
739 nsd_RO
= deepcopy(nsd
)
740 nsd_RO
["id"] = RO_osm_nsd_id
741 nsd_RO
.pop("_id", None)
742 nsd_RO
.pop("_admin", None)
743 for c_vnf
in nsd_RO
.get("constituent-vnfd", ()):
744 member_vnf_index
= c_vnf
["member-vnf-index"]
745 c_vnf
["vnfd-id-ref"] = vnf_index_2_RO_id
[member_vnf_index
]
746 for c_vld
in nsd_RO
.get("vld", ()):
747 for cp
in c_vld
.get("vnfd-connection-point-ref", ()):
748 member_vnf_index
= cp
["member-vnf-index-ref"]
749 cp
["vnfd-id-ref"] = vnf_index_2_RO_id
[member_vnf_index
]
751 desc
= await self
.RO
.create("nsd", descriptor
=nsd_RO
)
752 db_nsr_update
["_admin.nsState"] = "INSTANTIATED"
753 db_nsr_update
["_admin.deployed.RO.nsd_id"] = RO_nsd_uuid
= desc
["uuid"]
754 self
.logger
.debug(logging_text
+ "nsd={} created at RO. RO_id={}".format(nsd_ref
, RO_nsd_uuid
))
755 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
756 self
._on
_update
_n
2vc
_db
("nsrs", {"_id": nsr_id
}, "_admin.deployed", db_nsr_update
)
759 # if present use it unless in error status
760 RO_nsr_id
= deep_get(db_nsr
, ("_admin", "deployed", "RO", "nsr_id"))
763 step
= db_nsr_update
["_admin.deployed.RO.detailed-status"] = "Looking for existing ns at RO"
764 # self.logger.debug(logging_text + step + " RO_ns_id={}".format(RO_nsr_id))
765 desc
= await self
.RO
.show("ns", RO_nsr_id
)
766 except ROclient
.ROClientException
as e
:
767 if e
.http_code
!= HTTPStatus
.NOT_FOUND
:
769 RO_nsr_id
= db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
771 ns_status
, ns_status_info
= self
.RO
.check_ns_status(desc
)
772 db_nsr_update
["_admin.deployed.RO.nsr_status"] = ns_status
773 if ns_status
== "ERROR":
774 step
= db_nsr_update
["_admin.deployed.RO.detailed-status"] = "Deleting ns at RO. RO_ns_id={}"\
776 self
.logger
.debug(logging_text
+ step
)
777 await self
.RO
.delete("ns", RO_nsr_id
)
778 RO_nsr_id
= db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
780 step
= db_nsr_update
["_admin.deployed.RO.detailed-status"] = "Checking dependencies"
781 # self.logger.debug(logging_text + step)
783 # check if VIM is creating and wait look if previous tasks in process
784 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("vim_account", ns_params
["vimAccountId"])
786 step
= "Waiting for related tasks to be completed: {}".format(task_name
)
787 self
.logger
.debug(logging_text
+ step
)
788 await asyncio
.wait(task_dependency
, timeout
=3600)
789 if ns_params
.get("vnf"):
790 for vnf
in ns_params
["vnf"]:
791 if "vimAccountId" in vnf
:
792 task_name
, task_dependency
= self
.lcm_tasks
.lookfor_related("vim_account",
795 step
= "Waiting for related tasks to be completed: {}".format(task_name
)
796 self
.logger
.debug(logging_text
+ step
)
797 await asyncio
.wait(task_dependency
, timeout
=3600)
799 step
= db_nsr_update
["_admin.deployed.RO.detailed-status"] = "Checking instantiation parameters"
801 RO_ns_params
= self
.ns_params_2_RO(ns_params
, nsd
, db_vnfds_ref
, n2vc_key_list
)
803 step
= db_nsr_update
["detailed-status"] = "Deploying ns at VIM"
804 # step = db_nsr_update["_admin.deployed.RO.detailed-status"] = "Deploying ns at VIM"
805 desc
= await self
.RO
.create("ns", descriptor
=RO_ns_params
, name
=db_nsr
["name"], scenario
=RO_nsd_uuid
)
806 RO_nsr_id
= db_nsr_update
["_admin.deployed.RO.nsr_id"] = desc
["uuid"]
807 db_nsr_update
["_admin.nsState"] = "INSTANTIATED"
808 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "BUILD"
809 self
.logger
.debug(logging_text
+ "ns created at RO. RO_id={}".format(desc
["uuid"]))
810 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
811 self
._on
_update
_n
2vc
_db
("nsrs", {"_id": nsr_id
}, "_admin.deployed", db_nsr_update
)
813 # wait until NS is ready
814 step
= ns_status_detailed
= detailed_status
= "Waiting VIM to deploy ns. RO_ns_id={}".format(RO_nsr_id
)
815 detailed_status_old
= None
816 self
.logger
.debug(logging_text
+ step
)
818 while time() <= start_deploy
+ self
.total_deploy_timeout
:
819 desc
= await self
.RO
.show("ns", RO_nsr_id
)
820 ns_status
, ns_status_info
= self
.RO
.check_ns_status(desc
)
821 db_nsr_update
["_admin.deployed.RO.nsr_status"] = ns_status
822 if ns_status
== "ERROR":
823 raise ROclient
.ROClientException(ns_status_info
)
824 elif ns_status
== "BUILD":
825 detailed_status
= ns_status_detailed
+ "; {}".format(ns_status_info
)
826 elif ns_status
== "ACTIVE":
827 step
= detailed_status
= "Waiting for management IP address reported by the VIM. Updating VNFRs"
830 self
.ns_update_vnfr(db_vnfrs
, desc
)
832 except LcmExceptionNoMgmtIP
:
835 assert False, "ROclient.check_ns_status returns unknown {}".format(ns_status
)
836 if detailed_status
!= detailed_status_old
:
837 detailed_status_old
= db_nsr_update
["_admin.deployed.RO.detailed-status"] = detailed_status
838 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
839 self
._on
_update
_n
2vc
_db
("nsrs", {"_id": nsr_id
}, "_admin.deployed", db_nsr_update
)
840 await asyncio
.sleep(5, loop
=self
.loop
)
841 else: # total_deploy_timeout
842 raise ROclient
.ROClientException("Timeout waiting ns to be ready")
844 step
= "Updating NSR"
845 self
.ns_update_nsr(db_nsr_update
, db_nsr
, desc
)
847 db_nsr_update
["_admin.deployed.RO.operational-status"] = "running"
848 db_nsr
["_admin.deployed.RO.detailed-status"] = "Deployed at VIM"
849 db_nsr_update
["_admin.deployed.RO.detailed-status"] = "Deployed at VIM"
850 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
851 self
._on
_update
_n
2vc
_db
("nsrs", {"_id": nsr_id
}, "_admin.deployed", db_nsr_update
)
853 step
= "Deployed at VIM"
854 self
.logger
.debug(logging_text
+ step
)
856 async def wait_vm_up_insert_key_ro(self
, logging_text
, nsr_id
, vnfr_id
, vdu_id
, vdu_index
, pub_key
=None, user
=None):
858 Wait for ip addres at RO, and optionally, insert public key in virtual machine
859 :param logging_text: prefix use for logging
864 :param pub_key: public ssh key to inject, None to skip
865 :param user: user to apply the public ssh key
869 # self.logger.debug(logging_text + "Starting wait_vm_up_insert_key_ro")
879 if ro_retries
>= 360: # 1 hour
880 raise LcmException("Not found _admin.deployed.RO.nsr_id for nsr_id: {}".format(nsr_id
))
882 await asyncio
.sleep(10, loop
=self
.loop
)
883 # wait until NS is deployed at RO
885 db_nsrs
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
886 ro_nsr_id
= deep_get(db_nsrs
, ("_admin", "deployed", "RO", "nsr_id"))
891 if not target_vdu_id
:
892 db_vnfr
= self
.db
.get_one("vnfrs", {"_id": vnfr_id
})
894 if not vdu_id
: # for the VNF case
895 ip_address
= db_vnfr
.get("ip-address")
898 vdur
= next((x
for x
in get_iterable(db_vnfr
, "vdur") if x
.get("ip-address") == ip_address
), None)
900 vdur
= next((x
for x
in get_iterable(db_vnfr
, "vdur")
901 if x
.get("vdu-id-ref") == vdu_id
and x
.get("count-index") == vdu_index
), None)
904 raise LcmException("Not found vnfr_id={}, vdu_index={}, vdu_index={}".format(
905 vnfr_id
, vdu_id
, vdu_index
908 if vdur
.get("status") == "ACTIVE":
909 ip_address
= vdur
.get("ip-address")
912 target_vdu_id
= vdur
["vdu-id-ref"]
913 elif vdur
.get("status") == "ERROR":
914 raise LcmException("Cannot inject ssh-key because target VM is in error state")
916 if not target_vdu_id
:
919 # self.logger.debug(logging_text + "IP address={}".format(ip_address))
921 # inject public key into machine
923 # self.logger.debug(logging_text + "Inserting RO key")
925 ro_vm_id
= "{}-{}".format(db_vnfr
["member-vnf-index-ref"], target_vdu_id
) # TODO add vdu_index
926 result_dict
= await self
.RO
.create_action(
928 item_id_name
=ro_nsr_id
,
929 descriptor
={"add_public_key": pub_key
, "vms": [ro_vm_id
], "user": user
}
931 # result_dict contains the format {VM-id: {vim_result: 200, description: text}}
932 if not result_dict
or not isinstance(result_dict
, dict):
933 raise LcmException("Unknown response from RO when injecting key")
934 for result
in result_dict
.values():
935 if result
.get("vim_result") == 200:
938 raise ROclient
.ROClientException("error injecting key: {}".format(
939 result
.get("description")))
941 except ROclient
.ROClientException
as e
:
943 self
.logger
.debug(logging_text
+ "error injecting key: {}. Retrying until {} seconds".
947 raise LcmException("Reaching max tries injecting key. Error: {}".format(e
))
953 async def instantiate_N2VC(self
, logging_text
, vca_index
, nsi_id
, db_nsr
, db_vnfr
, vdu_id
,
954 kdu_name
, vdu_index
, config_descriptor
, deploy_params
, base_folder
):
955 nsr_id
= db_nsr
["_id"]
956 db_update_entry
= "_admin.deployed.VCA.{}.".format(vca_index
)
957 vca_deployed_list
= db_nsr
["_admin"]["deployed"]["VCA"]
958 vca_deployed
= db_nsr
["_admin"]["deployed"]["VCA"][vca_index
]
960 'collection': 'nsrs',
961 'filter': {'_id': nsr_id
},
962 'path': db_update_entry
964 logging_text
+= "member_vnf_index={} vdu_id={}, vdu_index={} ".format(db_vnfr
["member-vnf-index-ref"],
971 vnfr_id
= db_vnfr
["_id"]
973 namespace
= "{nsi}.{ns}".format(
974 nsi
=nsi_id
if nsi_id
else "",
977 namespace
+= "." + vnfr_id
979 namespace
+= ".{}-{}".format(vdu_id
, vdu_index
or 0)
982 artifact_path
= "/{}/{}/charms/{}".format(
983 base_folder
["folder"],
984 base_folder
["pkg-dir"],
985 config_descriptor
["juju"]["charm"]
988 is_proxy_charm
= deep_get(config_descriptor
, ('juju', 'charm')) is not None
989 if deep_get(config_descriptor
, ('juju', 'proxy')) is False:
990 is_proxy_charm
= False
992 # n2vc_redesign STEP 3.1
994 # find old ee_id if exists
995 ee_id
= vca_deployed
.get("ee_id")
997 # create or register execution environment in VCA
999 step
= "create execution environment"
1000 self
.logger
.debug(logging_text
+ step
)
1001 ee_id
, credentials
= await self
.n2vc
.create_execution_environment(namespace
=namespace
,
1005 step
= "Waiting to VM being up and getting IP address"
1006 self
.logger
.debug(logging_text
+ step
)
1007 rw_mgmt_ip
= await self
.wait_vm_up_insert_key_ro(logging_text
, nsr_id
, vnfr_id
, vdu_id
, vdu_index
,
1008 user
=None, pub_key
=None)
1009 credentials
= {"hostname": rw_mgmt_ip
}
1011 username
= deep_get(config_descriptor
, ("config-access", "ssh-access", "default-user"))
1012 # TODO remove this when changes on IM regarding config-access:ssh-access:default-user were
1013 # merged. Meanwhile let's get username from initial-config-primitive
1014 if not username
and config_descriptor
.get("initial-config-primitive"):
1015 for config_primitive
in config_descriptor
["initial-config-primitive"]:
1016 for param
in config_primitive
.get("parameter", ()):
1017 if param
["name"] == "ssh-username":
1018 username
= param
["value"]
1021 raise LcmException("Cannot determine the username neither with 'initial-config-promitive' nor with "
1022 "'config-access.ssh-access.default-user'")
1023 credentials
["username"] = username
1024 # n2vc_redesign STEP 3.2
1026 step
= "register execution environment {}".format(credentials
)
1027 self
.logger
.debug(logging_text
+ step
)
1028 ee_id
= await self
.n2vc
.register_execution_environment(credentials
=credentials
, namespace
=namespace
,
1031 # for compatibility with MON/POL modules, the need model and application name at database
1032 # TODO ask to N2VC instead of assuming the format "model_name.application_name"
1033 ee_id_parts
= ee_id
.split('.')
1034 model_name
= ee_id_parts
[0]
1035 application_name
= ee_id_parts
[1]
1036 self
.update_db_2("nsrs", nsr_id
, {db_update_entry
+ "model": model_name
,
1037 db_update_entry
+ "application": application_name
,
1038 db_update_entry
+ "ee_id": ee_id
})
1040 # n2vc_redesign STEP 3.3
1042 step
= "Install configuration Software"
1043 # TODO check if already done
1044 self
.logger
.debug(logging_text
+ step
)
1045 await self
.n2vc
.install_configuration_sw(ee_id
=ee_id
, artifact_path
=artifact_path
, db_dict
=db_dict
)
1047 # if SSH access is required, then get execution environment SSH public
1048 if is_proxy_charm
: # if native charm we have waited already to VM be UP
1051 if deep_get(config_descriptor
, ("config-access", "ssh-access", "required")):
1052 # Needed to inject a ssh key
1053 user
= deep_get(config_descriptor
, ("config-access", "ssh-access", "default-user"))
1054 step
= "Install configuration Software, getting public ssh key"
1055 pub_key
= await self
.n2vc
.get_ee_ssh_public__key(ee_id
=ee_id
, db_dict
=db_dict
)
1057 step
= "Insert public key into VM"
1059 step
= "Waiting to VM being up and getting IP address"
1060 self
.logger
.debug(logging_text
+ step
)
1062 # n2vc_redesign STEP 5.1
1063 # wait for RO (ip-address) Insert pub_key into VM
1064 rw_mgmt_ip
= await self
.wait_vm_up_insert_key_ro(logging_text
, nsr_id
, vnfr_id
, vdu_id
, vdu_index
,
1065 user
=user
, pub_key
=pub_key
)
1067 self
.logger
.debug(logging_text
+ ' VM_ip_address={}'.format(rw_mgmt_ip
))
1069 # store rw_mgmt_ip in deploy params for later replacement
1070 deploy_params
["rw_mgmt_ip"] = rw_mgmt_ip
1072 # n2vc_redesign STEP 6 Execute initial config primitive
1073 step
= 'execute initial config primitive'
1074 initial_config_primitive_list
= config_descriptor
.get('initial-config-primitive')
1076 # sort initial config primitives by 'seq'
1078 initial_config_primitive_list
.sort(key
=lambda val
: int(val
['seq']))
1079 except Exception as e
:
1080 self
.logger
.error(logging_text
+ step
+ ": " + str(e
))
1082 # add config if not present for NS charm
1083 initial_config_primitive_list
= self
._get
_initial
_config
_primitive
_list
(initial_config_primitive_list
,
1086 for initial_config_primitive
in initial_config_primitive_list
:
1087 # adding information on the vca_deployed if it is a NS execution environment
1088 if not vca_deployed
["member-vnf-index"]:
1089 deploy_params
["ns_config_info"] = self
._get
_ns
_config
_info
(vca_deployed_list
)
1090 # TODO check if already done
1091 primitive_params_
= self
._map
_primitive
_params
(initial_config_primitive
, {}, deploy_params
)
1093 step
= "execute primitive '{}' params '{}'".format(initial_config_primitive
["name"], primitive_params_
)
1094 self
.logger
.debug(logging_text
+ step
)
1095 await self
.n2vc
.exec_primitive(
1097 primitive_name
=initial_config_primitive
["name"],
1098 params_dict
=primitive_params_
,
1101 # TODO register in database that primitive is done
1103 step
= "instantiated at VCA"
1104 self
.logger
.debug(logging_text
+ step
)
1106 except Exception as e
: # TODO not use Exception but N2VC exception
1107 raise Exception("{} {}".format(step
, e
)) from e
1108 # TODO raise N2VC exception with 'step' extra information
1110 async def instantiate(self
, nsr_id
, nslcmop_id
):
1113 :param nsr_id: ns instance to deploy
1114 :param nslcmop_id: operation to run
1118 # Try to lock HA task here
1119 task_is_locked_by_me
= self
.lcm_tasks
.lock_HA('ns', 'nslcmops', nslcmop_id
)
1120 if not task_is_locked_by_me
:
1121 self
.logger
.debug('instantiate() task is not locked by me')
1124 logging_text
= "Task ns={} instantiate={} ".format(nsr_id
, nslcmop_id
)
1125 self
.logger
.debug(logging_text
+ "Enter")
1127 # get all needed from database
1129 # database nsrs record
1132 # database nslcmops record
1135 # update operation on nsrs
1136 db_nsr_update
= {"_admin.nslcmop": nslcmop_id
,
1137 "_admin.current-operation": nslcmop_id
,
1138 "_admin.operation-type": "instantiate"}
1139 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1141 # update operation on nslcmops
1142 db_nslcmop_update
= {}
1144 nslcmop_operation_state
= None
1145 db_vnfrs
= {} # vnf's info indexed by member-index
1147 task_instantiation_list
= []
1150 # wait for any previous tasks in process
1151 step
= "Waiting for previous operations to terminate"
1152 await self
.lcm_tasks
.waitfor_related_HA('ns', 'nslcmops', nslcmop_id
)
1154 # STEP 0: Reading database (nslcmops, nsrs, nsds, vnfrs, vnfds)
1156 # read from db: operation
1157 step
= "Getting nslcmop={} from db".format(nslcmop_id
)
1158 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
1161 step
= "Getting nsr={} from db".format(nsr_id
)
1162 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1163 # nsd is replicated into ns (no db read)
1165 # nsr_name = db_nsr["name"] # TODO short-name??
1167 # read from db: vnf's of this ns
1168 step
= "Getting vnfrs from db"
1169 self
.logger
.debug(logging_text
+ step
)
1170 db_vnfrs_list
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
1172 # read from db: vnfd's for every vnf
1173 db_vnfds_ref
= {} # every vnfd data indexed by vnf name
1174 db_vnfds
= {} # every vnfd data indexed by vnf id
1175 db_vnfds_index
= {} # every vnfd data indexed by vnf member-index
1177 # for each vnf in ns, read vnfd
1178 for vnfr
in db_vnfrs_list
:
1179 db_vnfrs
[vnfr
["member-vnf-index-ref"]] = vnfr
# vnf's dict indexed by member-index: '1', '2', etc
1180 vnfd_id
= vnfr
["vnfd-id"] # vnfd uuid for this vnf
1181 vnfd_ref
= vnfr
["vnfd-ref"] # vnfd name for this vnf
1182 # if we haven't this vnfd, read it from db
1183 if vnfd_id
not in db_vnfds
:
1185 step
= "Getting vnfd={} id='{}' from db".format(vnfd_id
, vnfd_ref
)
1186 self
.logger
.debug(logging_text
+ step
)
1187 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd_id
})
1190 db_vnfds_ref
[vnfd_ref
] = vnfd
# vnfd's indexed by name
1191 db_vnfds
[vnfd_id
] = vnfd
# vnfd's indexed by id
1192 db_vnfds_index
[vnfr
["member-vnf-index-ref"]] = db_vnfds
[vnfd_id
] # vnfd's indexed by member-index
1194 # Get or generates the _admin.deployed.VCA list
1195 vca_deployed_list
= None
1196 if db_nsr
["_admin"].get("deployed"):
1197 vca_deployed_list
= db_nsr
["_admin"]["deployed"].get("VCA")
1198 if vca_deployed_list
is None:
1199 vca_deployed_list
= []
1200 db_nsr_update
["_admin.deployed.VCA"] = vca_deployed_list
1201 # add _admin.deployed.VCA to db_nsr dictionary, value=vca_deployed_list
1202 populate_dict(db_nsr
, ("_admin", "deployed", "VCA"), vca_deployed_list
)
1203 elif isinstance(vca_deployed_list
, dict):
1204 # maintain backward compatibility. Change a dict to list at database
1205 vca_deployed_list
= list(vca_deployed_list
.values())
1206 db_nsr_update
["_admin.deployed.VCA"] = vca_deployed_list
1207 populate_dict(db_nsr
, ("_admin", "deployed", "VCA"), vca_deployed_list
)
1209 db_nsr_update
["detailed-status"] = "creating"
1210 db_nsr_update
["operational-status"] = "init"
1212 if not isinstance(deep_get(db_nsr
, ("_admin", "deployed", "RO", "vnfd")), list):
1213 populate_dict(db_nsr
, ("_admin", "deployed", "RO", "vnfd"), [])
1214 db_nsr_update
["_admin.deployed.RO.vnfd"] = []
1216 # set state to INSTANTIATED. When instantiated NBI will not delete directly
1217 db_nsr_update
["_admin.nsState"] = "INSTANTIATED"
1218 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1219 self
.logger
.debug(logging_text
+ "Before deploy_kdus")
1220 # Call to deploy_kdus in case exists the "vdu:kdu" param
1221 task_kdu
= asyncio
.ensure_future(
1223 logging_text
=logging_text
,
1229 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
, "instantiate_KDUs", task_kdu
)
1230 task_instantiation_list
.append(task_kdu
)
1231 # n2vc_redesign STEP 1 Get VCA public ssh-key
1232 # feature 1429. Add n2vc public key to needed VMs
1233 n2vc_key
= self
.n2vc
.get_public_key()
1234 n2vc_key_list
= [n2vc_key
]
1235 if self
.vca_config
.get("public_key"):
1236 n2vc_key_list
.append(self
.vca_config
["public_key"])
1238 # n2vc_redesign STEP 2 Deploy Network Scenario
1239 task_ro
= asyncio
.ensure_future(
1240 self
.instantiate_RO(
1241 logging_text
=logging_text
,
1245 db_nslcmop
=db_nslcmop
,
1247 db_vnfds_ref
=db_vnfds_ref
,
1248 n2vc_key_list
=n2vc_key_list
1251 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
, "instantiate_RO", task_ro
)
1252 task_instantiation_list
.append(task_ro
)
1254 # n2vc_redesign STEP 3 to 6 Deploy N2VC
1255 step
= "Looking for needed vnfd to configure with proxy charm"
1256 self
.logger
.debug(logging_text
+ step
)
1258 nsi_id
= None # TODO put nsi_id when this nsr belongs to a NSI
1259 # get_iterable() returns a value from a dict or empty tuple if key does not exist
1260 for c_vnf
in get_iterable(nsd
, "constituent-vnfd"):
1261 vnfd_id
= c_vnf
["vnfd-id-ref"]
1262 vnfd
= db_vnfds_ref
[vnfd_id
]
1263 member_vnf_index
= str(c_vnf
["member-vnf-index"])
1264 db_vnfr
= db_vnfrs
[member_vnf_index
]
1265 base_folder
= vnfd
["_admin"]["storage"]
1271 # Get additional parameters
1273 if db_vnfr
.get("additionalParamsForVnf"):
1274 deploy_params
= self
._format
_additional
_params
(db_vnfr
["additionalParamsForVnf"].copy())
1276 descriptor_config
= vnfd
.get("vnf-configuration")
1277 if descriptor_config
and descriptor_config
.get("juju"):
1279 logging_text
=logging_text
,
1282 nslcmop_id
=nslcmop_id
,
1288 member_vnf_index
=member_vnf_index
,
1289 vdu_index
=vdu_index
,
1291 deploy_params
=deploy_params
,
1292 descriptor_config
=descriptor_config
,
1293 base_folder
=base_folder
,
1294 task_instantiation_list
=task_instantiation_list
1297 # Deploy charms for each VDU that supports one.
1298 for vdud
in get_iterable(vnfd
, 'vdu'):
1300 descriptor_config
= vdud
.get('vdu-configuration')
1301 vdur
= next((x
for x
in db_vnfr
["vdur"] if x
["vdu-id-ref"] == vdu_id
), None)
1302 if vdur
.get("additionalParams"):
1303 deploy_params_vdu
= self
._format
_additional
_params
(vdur
["additionalParams"])
1305 deploy_params_vdu
= deploy_params
1306 if descriptor_config
and descriptor_config
.get("juju"):
1307 # look for vdu index in the db_vnfr["vdu"] section
1308 # for vdur_index, vdur in enumerate(db_vnfr["vdur"]):
1309 # if vdur["vdu-id-ref"] == vdu_id:
1312 # raise LcmException("Mismatch vdu_id={} not found in the vnfr['vdur'] list for "
1313 # "member_vnf_index={}".format(vdu_id, member_vnf_index))
1314 # vdu_name = vdur.get("name")
1317 for vdu_index
in range(int(vdud
.get("count", 1))):
1318 # TODO vnfr_params["rw_mgmt_ip"] = vdur["ip-address"]
1320 logging_text
=logging_text
,
1323 nslcmop_id
=nslcmop_id
,
1329 member_vnf_index
=member_vnf_index
,
1330 vdu_index
=vdu_index
,
1332 deploy_params
=deploy_params_vdu
,
1333 descriptor_config
=descriptor_config
,
1334 base_folder
=base_folder
,
1335 task_instantiation_list
=task_instantiation_list
1337 for kdud
in get_iterable(vnfd
, 'kdu'):
1338 kdu_name
= kdud
["name"]
1339 descriptor_config
= kdud
.get('kdu-configuration')
1340 if descriptor_config
and descriptor_config
.get("juju"):
1344 # look for vdu index in the db_vnfr["vdu"] section
1345 # for vdur_index, vdur in enumerate(db_vnfr["vdur"]):
1346 # if vdur["vdu-id-ref"] == vdu_id:
1349 # raise LcmException("Mismatch vdu_id={} not found in the vnfr['vdur'] list for "
1350 # "member_vnf_index={}".format(vdu_id, member_vnf_index))
1351 # vdu_name = vdur.get("name")
1355 logging_text
=logging_text
,
1358 nslcmop_id
=nslcmop_id
,
1364 member_vnf_index
=member_vnf_index
,
1365 vdu_index
=vdu_index
,
1367 deploy_params
=deploy_params
,
1368 descriptor_config
=descriptor_config
,
1369 base_folder
=base_folder
,
1370 task_instantiation_list
=task_instantiation_list
1373 # Check if this NS has a charm configuration
1374 descriptor_config
= nsd
.get("ns-configuration")
1375 if descriptor_config
and descriptor_config
.get("juju"):
1378 member_vnf_index
= None
1384 # Get additional parameters
1386 if db_nsr
.get("additionalParamsForNs"):
1387 deploy_params
= self
._format
_additional
_params
(db_nsr
["additionalParamsForNs"].copy())
1388 base_folder
= nsd
["_admin"]["storage"]
1390 logging_text
=logging_text
,
1393 nslcmop_id
=nslcmop_id
,
1399 member_vnf_index
=member_vnf_index
,
1400 vdu_index
=vdu_index
,
1402 deploy_params
=deploy_params
,
1403 descriptor_config
=descriptor_config
,
1404 base_folder
=base_folder
,
1405 task_instantiation_list
=task_instantiation_list
1408 # Wait until all tasks of "task_instantiation_list" have been finished
1410 # while time() <= start_deploy + self.total_deploy_timeout:
1412 timeout
= 3600 # time() - start_deploy
1413 task_instantiation_set
= set(task_instantiation_list
) # build a set with tasks
1416 if len(task_instantiation_set
) > 0:
1417 done
, pending
= await asyncio
.wait(task_instantiation_set
, timeout
=timeout
)
1419 error_text
= "timeout"
1421 if task
.cancelled():
1423 error_text
= "cancelled"
1425 exc
= task
.exception()
1427 error_text
= str(exc
)
1430 db_nsr_update
["config-status"] = "failed"
1431 error_text
= "fail configuring " + error_text
1432 db_nsr_update
["detailed-status"] = error_text
1433 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED_TEMP"
1434 db_nslcmop_update
["detailed-status"] = error_text
1435 db_nslcmop_update
["statusEnteredTime"] = time()
1438 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "COMPLETED"
1439 db_nslcmop_update
["statusEnteredTime"] = time()
1440 db_nslcmop_update
["detailed-status"] = "done"
1441 db_nsr_update
["config-status"] = "configured"
1442 db_nsr_update
["detailed-status"] = "done"
1444 except (ROclient
.ROClientException
, DbException
, LcmException
) as e
:
1445 self
.logger
.error(logging_text
+ "Exit Exception while '{}': {}".format(step
, e
))
1447 except asyncio
.CancelledError
:
1448 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
1449 exc
= "Operation was cancelled"
1450 except Exception as e
:
1451 exc
= traceback
.format_exc()
1452 self
.logger
.critical(logging_text
+ "Exit Exception {} while '{}': {}".format(type(e
).__name
__, step
, e
),
1457 db_nsr_update
["detailed-status"] = "ERROR {}: {}".format(step
, exc
)
1458 db_nsr_update
["operational-status"] = "failed"
1460 db_nslcmop_update
["detailed-status"] = "FAILED {}: {}".format(step
, exc
)
1461 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
1462 db_nslcmop_update
["statusEnteredTime"] = time()
1465 db_nsr_update
["_admin.nslcmop"] = None
1466 db_nsr_update
["_admin.current-operation"] = None
1467 db_nsr_update
["_admin.operation-type"] = None
1468 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1469 if db_nslcmop_update
:
1470 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
1471 except DbException
as e
:
1472 self
.logger
.error(logging_text
+ "Cannot update database: {}".format(e
))
1473 if nslcmop_operation_state
:
1475 await self
.msg
.aiowrite("ns", "instantiated", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
1476 "operationState": nslcmop_operation_state
},
1478 except Exception as e
:
1479 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
1481 self
.logger
.debug(logging_text
+ "Exit")
1482 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_instantiate")
1484 async def deploy_kdus(self
, logging_text
, nsr_id
, db_nsr
, db_vnfrs
):
1485 # Launch kdus if present in the descriptor
1487 k8scluster_id_2_uuic
= {"helm-chart": {}, "juju-bundle": {}}
1489 def _get_cluster_id(cluster_id
, cluster_type
):
1490 nonlocal k8scluster_id_2_uuic
1491 if cluster_id
in k8scluster_id_2_uuic
[cluster_type
]:
1492 return k8scluster_id_2_uuic
[cluster_type
][cluster_id
]
1494 db_k8scluster
= self
.db
.get_one("k8sclusters", {"_id": cluster_id
}, fail_on_empty
=False)
1495 if not db_k8scluster
:
1496 raise LcmException("K8s cluster {} cannot be found".format(cluster_id
))
1497 k8s_id
= deep_get(db_k8scluster
, ("_admin", cluster_type
, "id"))
1499 raise LcmException("K8s cluster '{}' has not been initilized for '{}'".format(cluster_id
, cluster_type
))
1500 k8scluster_id_2_uuic
[cluster_type
][cluster_id
] = k8s_id
1503 logging_text
+= "Deploy kdus: "
1505 db_nsr_update
= {"_admin.deployed.K8s": []}
1506 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1508 # Look for all vnfds
1511 for vnfr_data
in db_vnfrs
.values():
1512 for kdur
in get_iterable(vnfr_data
, "kdur"):
1513 desc_params
= self
._format
_additional
_params
(kdur
.get("additionalParams"))
1515 k8sclustertype
= None
1518 if kdur
.get("helm-chart"):
1519 kdumodel
= kdur
["helm-chart"]
1520 k8sclustertype
= "chart"
1521 k8sclustertype_full
= "helm-chart"
1522 elif kdur
.get("juju-bundle"):
1523 kdumodel
= kdur
["juju-bundle"]
1524 k8sclustertype
= "juju"
1525 k8sclustertype_full
= "juju-bundle"
1527 error_text
= "kdu type is neither helm-chart not juju-bundle. Maybe an old NBI version is" \
1531 cluster_uuid
= _get_cluster_id(kdur
["k8s-cluster"]["id"], k8sclustertype_full
)
1532 except LcmException
as e
:
1534 step
= "Instantiate KDU {} in k8s cluster {}".format(kdur
["kdu-name"], cluster_uuid
)
1536 k8s_instace_info
= {"kdu-instance": None, "k8scluster-uuid": cluster_uuid
,
1537 "k8scluster-type": k8sclustertype
,
1538 "kdu-name": kdur
["kdu-name"], "kdu-model": kdumodel
}
1540 k8s_instace_info
["detailed-status"] = error_text
1541 db_nsr_update
["_admin.deployed.K8s.{}".format(index
)] = k8s_instace_info
1542 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1546 db_dict
= {"collection": "nsrs", "filter": {"_id": nsr_id
}, "path": "_admin.deployed.K8s."
1548 if k8sclustertype
== "chart":
1549 task
= asyncio
.ensure_future(
1550 self
.k8sclusterhelm
.install(cluster_uuid
=cluster_uuid
, kdu_model
=kdumodel
, atomic
=True,
1551 params
=desc_params
, db_dict
=db_dict
, timeout
=3600)
1554 # TODO juju-bundle connector in place
1556 pending_tasks
[task
] = "_admin.deployed.K8s.{}.".format(index
)
1558 if not pending_tasks
:
1560 self
.logger
.debug(logging_text
+ 'Waiting for terminate pending tasks...')
1561 pending_list
= list(pending_tasks
.keys())
1563 done_list
, pending_list
= await asyncio
.wait(pending_list
, timeout
=30*60,
1564 return_when
=asyncio
.FIRST_COMPLETED
)
1565 if not done_list
: # timeout
1566 for task
in pending_list
:
1567 db_nsr_update
[pending_tasks(task
) + "detailed-status"] = "Timeout"
1569 for task
in done_list
:
1570 exc
= task
.exception()
1572 db_nsr_update
[pending_tasks
[task
] + "detailed-status"] = "{}".format(exc
)
1574 db_nsr_update
[pending_tasks
[task
] + "kdu-instance"] = task
.result()
1576 except Exception as e
:
1577 self
.logger
.critical(logging_text
+ "Exit Exception {} while '{}': {}".format(type(e
).__name
__, step
, e
))
1578 raise LcmException("{} Exit Exception {} while '{}': {}".format(logging_text
, type(e
).__name
__, step
, e
))
1580 # TODO Write in data base
1582 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1584 def _deploy_n2vc(self
, logging_text
, db_nsr
, db_vnfr
, nslcmop_id
, nsr_id
, nsi_id
, vnfd_id
, vdu_id
,
1585 kdu_name
, member_vnf_index
, vdu_index
, vdu_name
, deploy_params
, descriptor_config
,
1586 base_folder
, task_instantiation_list
):
1587 # launch instantiate_N2VC in a asyncio task and register task object
1588 # Look where information of this charm is at database <nsrs>._admin.deployed.VCA
1589 # if not found, create one entry and update database
1591 # fill db_nsr._admin.deployed.VCA.<index>
1593 for vca_index
, vca_deployed
in enumerate(db_nsr
["_admin"]["deployed"]["VCA"]):
1594 if not vca_deployed
:
1596 if vca_deployed
.get("member-vnf-index") == member_vnf_index
and \
1597 vca_deployed
.get("vdu_id") == vdu_id
and \
1598 vca_deployed
.get("kdu_name") == kdu_name
and \
1599 vca_deployed
.get("vdu_count_index", 0) == vdu_index
:
1602 # not found, create one.
1604 "member-vnf-index": member_vnf_index
,
1606 "kdu_name": kdu_name
,
1607 "vdu_count_index": vdu_index
,
1608 "operational-status": "init", # TODO revise
1609 "detailed-status": "", # TODO revise
1610 "step": "initial-deploy", # TODO revise
1612 "vdu_name": vdu_name
,
1615 self
.update_db_2("nsrs", nsr_id
, {"_admin.deployed.VCA.{}".format(vca_index
): vca_deployed
})
1616 db_nsr
["_admin"]["deployed"]["VCA"].append(vca_deployed
)
1619 task_n2vc
= asyncio
.ensure_future(
1620 self
.instantiate_N2VC(
1621 logging_text
=logging_text
,
1622 vca_index
=vca_index
,
1628 vdu_index
=vdu_index
,
1629 deploy_params
=deploy_params
,
1630 config_descriptor
=descriptor_config
,
1631 base_folder
=base_folder
,
1634 self
.lcm_tasks
.register("ns", nsr_id
, nslcmop_id
, "instantiate_N2VC-{}".format(vca_index
), task_n2vc
)
1635 task_instantiation_list
.append(task_n2vc
)
1637 # Check if this VNFD has a configured terminate action
1638 def _has_terminate_config_primitive(self
, vnfd
):
1639 vnf_config
= vnfd
.get("vnf-configuration")
1640 if vnf_config
and vnf_config
.get("terminate-config-primitive"):
1646 def _get_terminate_config_primitive_seq_list(vnfd
):
1647 """ Get a numerically sorted list of the sequences for this VNFD's terminate action """
1648 # No need to check for existing primitive twice, already done before
1649 vnf_config
= vnfd
.get("vnf-configuration")
1650 seq_list
= vnf_config
.get("terminate-config-primitive")
1651 # Get all 'seq' tags in seq_list, order sequences numerically, ascending.
1652 seq_list_sorted
= sorted(seq_list
, key
=lambda x
: int(x
['seq']))
1653 return seq_list_sorted
1656 def _create_nslcmop(nsr_id
, operation
, params
):
1658 Creates a ns-lcm-opp content to be stored at database.
1659 :param nsr_id: internal id of the instance
1660 :param operation: instantiate, terminate, scale, action, ...
1661 :param params: user parameters for the operation
1662 :return: dictionary following SOL005 format
1664 # Raise exception if invalid arguments
1665 if not (nsr_id
and operation
and params
):
1667 "Parameters 'nsr_id', 'operation' and 'params' needed to create primitive not provided")
1673 # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
1674 "operationState": "PROCESSING",
1675 "statusEnteredTime": now
,
1676 "nsInstanceId": nsr_id
,
1677 "lcmOperationType": operation
,
1679 "isAutomaticInvocation": False,
1680 "operationParams": params
,
1681 "isCancelPending": False,
1683 "self": "/osm/nslcm/v1/ns_lcm_op_occs/" + _id
,
1684 "nsInstance": "/osm/nslcm/v1/ns_instances/" + nsr_id
,
1689 def _format_additional_params(self
, params
):
1690 params
= params
or {}
1691 for key
, value
in params
.items():
1692 if str(value
).startswith("!!yaml "):
1693 params
[key
] = yaml
.safe_load(value
[7:])
1696 def _get_terminate_primitive_params(self
, seq
, vnf_index
):
1697 primitive
= seq
.get('name')
1698 primitive_params
= {}
1700 "member_vnf_index": vnf_index
,
1701 "primitive": primitive
,
1702 "primitive_params": primitive_params
,
1705 return self
._map
_primitive
_params
(seq
, params
, desc_params
)
1709 def _reintent_or_skip_suboperation(self
, db_nslcmop
, op_index
):
1710 op
= db_nslcmop
.get('_admin', {}).get('operations', [])[op_index
]
1711 if (op
.get('operationState') == 'COMPLETED'):
1712 # b. Skip sub-operation
1713 # _ns_execute_primitive() or RO.create_action() will NOT be executed
1714 return self
.SUBOPERATION_STATUS_SKIP
1716 # c. Reintent executing sub-operation
1717 # The sub-operation exists, and operationState != 'COMPLETED'
1718 # Update operationState = 'PROCESSING' to indicate a reintent.
1719 operationState
= 'PROCESSING'
1720 detailed_status
= 'In progress'
1721 self
._update
_suboperation
_status
(
1722 db_nslcmop
, op_index
, operationState
, detailed_status
)
1723 # Return the sub-operation index
1724 # _ns_execute_primitive() or RO.create_action() will be called from scale()
1725 # with arguments extracted from the sub-operation
1728 # Find a sub-operation where all keys in a matching dictionary must match
1729 # Returns the index of the matching sub-operation, or SUBOPERATION_STATUS_NOT_FOUND if no match
1730 def _find_suboperation(self
, db_nslcmop
, match
):
1731 if (db_nslcmop
and match
):
1732 op_list
= db_nslcmop
.get('_admin', {}).get('operations', [])
1733 for i
, op
in enumerate(op_list
):
1734 if all(op
.get(k
) == match
[k
] for k
in match
):
1736 return self
.SUBOPERATION_STATUS_NOT_FOUND
1738 # Update status for a sub-operation given its index
1739 def _update_suboperation_status(self
, db_nslcmop
, op_index
, operationState
, detailed_status
):
1740 # Update DB for HA tasks
1741 q_filter
= {'_id': db_nslcmop
['_id']}
1742 update_dict
= {'_admin.operations.{}.operationState'.format(op_index
): operationState
,
1743 '_admin.operations.{}.detailed-status'.format(op_index
): detailed_status
}
1744 self
.db
.set_one("nslcmops",
1746 update_dict
=update_dict
,
1747 fail_on_empty
=False)
1749 # Add sub-operation, return the index of the added sub-operation
1750 # Optionally, set operationState, detailed-status, and operationType
1751 # Status and type are currently set for 'scale' sub-operations:
1752 # 'operationState' : 'PROCESSING' | 'COMPLETED' | 'FAILED'
1753 # 'detailed-status' : status message
1754 # 'operationType': may be any type, in the case of scaling: 'PRE-SCALE' | 'POST-SCALE'
1755 # Status and operation type are currently only used for 'scale', but NOT for 'terminate' sub-operations.
1756 def _add_suboperation(self
, db_nslcmop
, vnf_index
, vdu_id
, vdu_count_index
, vdu_name
, primitive
,
1757 mapped_primitive_params
, operationState
=None, detailed_status
=None, operationType
=None,
1758 RO_nsr_id
=None, RO_scaling_info
=None):
1759 if not (db_nslcmop
):
1760 return self
.SUBOPERATION_STATUS_NOT_FOUND
1761 # Get the "_admin.operations" list, if it exists
1762 db_nslcmop_admin
= db_nslcmop
.get('_admin', {})
1763 op_list
= db_nslcmop_admin
.get('operations')
1764 # Create or append to the "_admin.operations" list
1765 new_op
= {'member_vnf_index': vnf_index
,
1767 'vdu_count_index': vdu_count_index
,
1768 'primitive': primitive
,
1769 'primitive_params': mapped_primitive_params
}
1771 new_op
['operationState'] = operationState
1773 new_op
['detailed-status'] = detailed_status
1775 new_op
['lcmOperationType'] = operationType
1777 new_op
['RO_nsr_id'] = RO_nsr_id
1779 new_op
['RO_scaling_info'] = RO_scaling_info
1781 # No existing operations, create key 'operations' with current operation as first list element
1782 db_nslcmop_admin
.update({'operations': [new_op
]})
1783 op_list
= db_nslcmop_admin
.get('operations')
1785 # Existing operations, append operation to list
1786 op_list
.append(new_op
)
1788 db_nslcmop_update
= {'_admin.operations': op_list
}
1789 self
.update_db_2("nslcmops", db_nslcmop
['_id'], db_nslcmop_update
)
1790 op_index
= len(op_list
) - 1
1793 # Helper methods for scale() sub-operations
1795 # pre-scale/post-scale:
1796 # Check for 3 different cases:
1797 # a. New: First time execution, return SUBOPERATION_STATUS_NEW
1798 # b. Skip: Existing sub-operation exists, operationState == 'COMPLETED', return SUBOPERATION_STATUS_SKIP
1799 # c. Reintent: Existing sub-operation exists, operationState != 'COMPLETED', return op_index to re-execute
1800 def _check_or_add_scale_suboperation(self
, db_nslcmop
, vnf_index
, vnf_config_primitive
, primitive_params
,
1801 operationType
, RO_nsr_id
=None, RO_scaling_info
=None):
1802 # Find this sub-operation
1803 if (RO_nsr_id
and RO_scaling_info
):
1804 operationType
= 'SCALE-RO'
1806 'member_vnf_index': vnf_index
,
1807 'RO_nsr_id': RO_nsr_id
,
1808 'RO_scaling_info': RO_scaling_info
,
1812 'member_vnf_index': vnf_index
,
1813 'primitive': vnf_config_primitive
,
1814 'primitive_params': primitive_params
,
1815 'lcmOperationType': operationType
1817 op_index
= self
._find
_suboperation
(db_nslcmop
, match
)
1818 if (op_index
== self
.SUBOPERATION_STATUS_NOT_FOUND
):
1819 # a. New sub-operation
1820 # The sub-operation does not exist, add it.
1821 # _ns_execute_primitive() will be called from scale() as usual, with non-modified arguments
1822 # The following parameters are set to None for all kind of scaling:
1824 vdu_count_index
= None
1826 if (RO_nsr_id
and RO_scaling_info
):
1827 vnf_config_primitive
= None
1828 primitive_params
= None
1831 RO_scaling_info
= None
1832 # Initial status for sub-operation
1833 operationState
= 'PROCESSING'
1834 detailed_status
= 'In progress'
1835 # Add sub-operation for pre/post-scaling (zero or more operations)
1836 self
._add
_suboperation
(db_nslcmop
,
1841 vnf_config_primitive
,
1848 return self
.SUBOPERATION_STATUS_NEW
1850 # Return either SUBOPERATION_STATUS_SKIP (operationState == 'COMPLETED'),
1851 # or op_index (operationState != 'COMPLETED')
1852 return self
._reintent
_or
_skip
_suboperation
(db_nslcmop
, op_index
)
1854 # Helper methods for terminate()
1856 async def _terminate_action(self
, db_nslcmop
, nslcmop_id
, nsr_id
):
1857 """ Create a primitive with params from VNFD
1858 Called from terminate() before deleting instance
1859 Calls action() to execute the primitive """
1860 logging_text
= "Task ns={} _terminate_action={} ".format(nsr_id
, nslcmop_id
)
1861 db_vnfrs_list
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
1864 for vnfr
in db_vnfrs_list
:
1865 vnfd_id
= vnfr
["vnfd-id"]
1866 vnf_index
= vnfr
["member-vnf-index-ref"]
1867 if vnfd_id
not in db_vnfds
:
1868 step
= "Getting vnfd={} id='{}' from db".format(vnfd_id
, vnfd_id
)
1869 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd_id
})
1870 db_vnfds
[vnfd_id
] = vnfd
1871 vnfd
= db_vnfds
[vnfd_id
]
1872 if not self
._has
_terminate
_config
_primitive
(vnfd
):
1874 # Get the primitive's sorted sequence list
1875 seq_list
= self
._get
_terminate
_config
_primitive
_seq
_list
(vnfd
)
1876 for seq
in seq_list
:
1877 # For each sequence in list, get primitive and call _ns_execute_primitive()
1878 step
= "Calling terminate action for vnf_member_index={} primitive={}".format(
1879 vnf_index
, seq
.get("name"))
1880 self
.logger
.debug(logging_text
+ step
)
1881 # Create the primitive for each sequence, i.e. "primitive": "touch"
1882 primitive
= seq
.get('name')
1883 mapped_primitive_params
= self
._get
_terminate
_primitive
_params
(seq
, vnf_index
)
1884 # The following 3 parameters are currently set to None for 'terminate':
1885 # vdu_id, vdu_count_index, vdu_name
1886 vdu_id
= db_nslcmop
["operationParams"].get("vdu_id")
1887 vdu_count_index
= db_nslcmop
["operationParams"].get("vdu_count_index")
1888 vdu_name
= db_nslcmop
["operationParams"].get("vdu_name")
1890 self
._add
_suboperation
(db_nslcmop
,
1897 mapped_primitive_params
)
1898 # Sub-operations: Call _ns_execute_primitive() instead of action()
1899 # db_nsr = self.db.get_one("nsrs", {"_id": nsr_id})
1900 # nsr_deployed = db_nsr["_admin"]["deployed"]
1902 # nslcmop_operation_state, nslcmop_operation_state_detail = await self.action(
1903 # nsr_id, nslcmop_terminate_action_id)
1904 # Launch Exception if action() returns other than ['COMPLETED', 'PARTIALLY_COMPLETED']
1905 # result_ok = ['COMPLETED', 'PARTIALLY_COMPLETED']
1906 # if result not in result_ok:
1907 # raise LcmException(
1908 # "terminate_primitive_action for vnf_member_index={}",
1909 # " primitive={} fails with error {}".format(
1910 # vnf_index, seq.get("name"), result_detail))
1915 await self
.n2vc
.exec_primitive(
1917 primitive_name
=primitive
,
1918 params_dict
=mapped_primitive_params
1920 except Exception as e
:
1921 self
.logger
.error('Error executing primitive {}: {}'.format(primitive
, e
))
1923 "terminate_primitive_action for vnf_member_index={}, primitive={} fails with error {}"
1924 .format(vnf_index
, seq
.get("name"), e
),
1927 async def terminate(self
, nsr_id
, nslcmop_id
):
1929 # Try to lock HA task here
1930 task_is_locked_by_me
= self
.lcm_tasks
.lock_HA('ns', 'nslcmops', nslcmop_id
)
1931 if not task_is_locked_by_me
:
1934 logging_text
= "Task ns={} terminate={} ".format(nsr_id
, nslcmop_id
)
1935 self
.logger
.debug(logging_text
+ "Enter")
1939 failed_detail
= [] # annotates all failed error messages
1940 db_nsr_update
= {"_admin.nslcmop": nslcmop_id
,
1941 "_admin.current-operation": nslcmop_id
,
1942 "_admin.operation-type": "terminate"}
1943 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
1944 db_nslcmop_update
= {}
1945 nslcmop_operation_state
= None
1946 autoremove
= False # autoremove after terminated
1949 # wait for any previous tasks in process
1950 step
= "Waiting for previous operations to terminate"
1951 await self
.lcm_tasks
.waitfor_related_HA("ns", 'nslcmops', nslcmop_id
)
1953 step
= "Getting nslcmop={} from db".format(nslcmop_id
)
1954 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
1955 step
= "Getting nsr={} from db".format(nsr_id
)
1956 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1957 # nsd = db_nsr["nsd"]
1958 nsr_deployed
= deepcopy(db_nsr
["_admin"].get("deployed"))
1959 if db_nsr
["_admin"]["nsState"] == "NOT_INSTANTIATED":
1961 # #TODO check if VIM is creating and wait
1962 # RO_vim_id = db_vim["_admin"]["deployed"]["RO"]
1963 # Call internal terminate action
1964 await self
._terminate
_action
(db_nslcmop
, nslcmop_id
, nsr_id
)
1968 db_nsr_update
["operational-status"] = "terminating"
1969 db_nsr_update
["config-status"] = "terminating"
1973 step
= "delete execution environment"
1974 self
.logger
.debug(logging_text
+ step
)
1976 task_delete_ee
= asyncio
.ensure_future(self
.n2vc
.delete_namespace(namespace
="." + nsr_id
))
1977 pending_tasks
.append(task_delete_ee
)
1978 except Exception as e
:
1979 msg
= "Failed while deleting NS in VCA: {}".format(e
)
1980 self
.logger
.error(msg
)
1981 failed_detail
.append(msg
)
1984 # Delete from k8scluster
1985 step
= "delete kdus"
1986 self
.logger
.debug(logging_text
+ step
)
1987 # print(nsr_deployed)
1989 for kdu
in nsr_deployed
.get("K8s", ()):
1990 kdu_instance
= kdu
.get("kdu-instance")
1991 if not kdu_instance
:
1993 if kdu
.get("k8scluster-type") == "chart":
1994 task_delete_kdu_instance
= asyncio
.ensure_future(
1995 self
.k8sclusterhelm
.uninstall(cluster_uuid
=kdu
.get("k8scluster-uuid"),
1996 kdu_instance
=kdu_instance
))
1997 elif kdu
.get("k8scluster-type") == "juju":
1998 # TODO Juju connector needed
2001 self
.error(logging_text
+ "Unknown k8s deployment type {}".
2002 format(kdu
.get("k8scluster-type")))
2004 pending_tasks
.append(task_delete_kdu_instance
)
2005 except LcmException
as e
:
2006 msg
= "Failed while deleting KDUs from NS: {}".format(e
)
2007 self
.logger
.error(msg
)
2008 failed_detail
.append(msg
)
2014 RO_nsr_id
= RO_delete_action
= None
2015 if nsr_deployed
and nsr_deployed
.get("RO"):
2016 RO_nsr_id
= nsr_deployed
["RO"].get("nsr_id")
2017 RO_delete_action
= nsr_deployed
["RO"].get("nsr_delete_action_id")
2020 step
= db_nsr_update
["detailed-status"] = db_nslcmop_update
["detailed-status"] = \
2021 "Deleting ns from VIM"
2022 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
2023 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2024 self
.logger
.debug(logging_text
+ step
)
2025 desc
= await self
.RO
.delete("ns", RO_nsr_id
)
2026 RO_delete_action
= desc
["action_id"]
2027 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = RO_delete_action
2028 db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
2029 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
2030 if RO_delete_action
:
2031 # wait until NS is deleted from VIM
2032 step
= detailed_status
= "Waiting ns deleted from VIM. RO_id={} RO_delete_action={}".\
2033 format(RO_nsr_id
, RO_delete_action
)
2034 detailed_status_old
= None
2035 self
.logger
.debug(logging_text
+ step
)
2037 delete_timeout
= 20 * 60 # 20 minutes
2038 while delete_timeout
> 0:
2039 desc
= await self
.RO
.show(
2041 item_id_name
=RO_nsr_id
,
2042 extra_item
="action",
2043 extra_item_id
=RO_delete_action
)
2044 ns_status
, ns_status_info
= self
.RO
.check_action_status(desc
)
2045 if ns_status
== "ERROR":
2046 raise ROclient
.ROClientException(ns_status_info
)
2047 elif ns_status
== "BUILD":
2048 detailed_status
= step
+ "; {}".format(ns_status_info
)
2049 elif ns_status
== "ACTIVE":
2050 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = None
2051 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
2054 assert False, "ROclient.check_action_status returns unknown {}".format(ns_status
)
2055 if detailed_status
!= detailed_status_old
:
2056 detailed_status_old
= db_nslcmop_update
["detailed-status"] = \
2057 db_nsr_update
["detailed-status"] = detailed_status
2058 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
2059 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2060 await asyncio
.sleep(5, loop
=self
.loop
)
2062 else: # delete_timeout <= 0:
2063 raise ROclient
.ROClientException("Timeout waiting ns deleted from VIM")
2065 except ROclient
.ROClientException
as e
:
2066 if e
.http_code
== 404: # not found
2067 db_nsr_update
["_admin.deployed.RO.nsr_id"] = None
2068 db_nsr_update
["_admin.deployed.RO.nsr_status"] = "DELETED"
2069 db_nsr_update
["_admin.deployed.RO.nsr_delete_action_id"] = None
2070 self
.logger
.debug(logging_text
+ "RO_ns_id={} already deleted".format(RO_nsr_id
))
2071 elif e
.http_code
== 409: # conflict
2072 failed_detail
.append("RO_ns_id={} delete conflict: {}".format(RO_nsr_id
, e
))
2073 self
.logger
.debug(logging_text
+ failed_detail
[-1])
2076 failed_detail
.append("RO_ns_id={} delete error: {}".format(RO_nsr_id
, e
))
2077 self
.logger
.error(logging_text
+ failed_detail
[-1])
2081 if not RO_fail
and nsr_deployed
and nsr_deployed
.get("RO") and nsr_deployed
["RO"].get("nsd_id"):
2082 RO_nsd_id
= nsr_deployed
["RO"]["nsd_id"]
2084 step
= db_nsr_update
["detailed-status"] = db_nslcmop_update
["detailed-status"] =\
2085 "Deleting nsd from RO"
2086 await self
.RO
.delete("nsd", RO_nsd_id
)
2087 self
.logger
.debug(logging_text
+ "RO_nsd_id={} deleted".format(RO_nsd_id
))
2088 db_nsr_update
["_admin.deployed.RO.nsd_id"] = None
2089 except ROclient
.ROClientException
as e
:
2090 if e
.http_code
== 404: # not found
2091 db_nsr_update
["_admin.deployed.RO.nsd_id"] = None
2092 self
.logger
.debug(logging_text
+ "RO_nsd_id={} already deleted".format(RO_nsd_id
))
2093 elif e
.http_code
== 409: # conflict
2094 failed_detail
.append("RO_nsd_id={} delete conflict: {}".format(RO_nsd_id
, e
))
2095 self
.logger
.debug(logging_text
+ failed_detail
[-1])
2098 failed_detail
.append("RO_nsd_id={} delete error: {}".format(RO_nsd_id
, e
))
2099 self
.logger
.error(logging_text
+ failed_detail
[-1])
2102 if not RO_fail
and nsr_deployed
and nsr_deployed
.get("RO") and nsr_deployed
["RO"].get("vnfd"):
2103 for index
, vnf_deployed
in enumerate(nsr_deployed
["RO"]["vnfd"]):
2104 if not vnf_deployed
or not vnf_deployed
["id"]:
2107 RO_vnfd_id
= vnf_deployed
["id"]
2108 step
= db_nsr_update
["detailed-status"] = db_nslcmop_update
["detailed-status"] =\
2109 "Deleting member_vnf_index={} RO_vnfd_id={} from RO".format(
2110 vnf_deployed
["member-vnf-index"], RO_vnfd_id
)
2111 await self
.RO
.delete("vnfd", RO_vnfd_id
)
2112 self
.logger
.debug(logging_text
+ "RO_vnfd_id={} deleted".format(RO_vnfd_id
))
2113 db_nsr_update
["_admin.deployed.RO.vnfd.{}.id".format(index
)] = None
2114 except ROclient
.ROClientException
as e
:
2115 if e
.http_code
== 404: # not found
2116 db_nsr_update
["_admin.deployed.RO.vnfd.{}.id".format(index
)] = None
2117 self
.logger
.debug(logging_text
+ "RO_vnfd_id={} already deleted ".format(RO_vnfd_id
))
2118 elif e
.http_code
== 409: # conflict
2119 failed_detail
.append("RO_vnfd_id={} delete conflict: {}".format(RO_vnfd_id
, e
))
2120 self
.logger
.debug(logging_text
+ failed_detail
[-1])
2122 failed_detail
.append("RO_vnfd_id={} delete error: {}".format(RO_vnfd_id
, e
))
2123 self
.logger
.error(logging_text
+ failed_detail
[-1])
2126 self
.logger
.error(logging_text
+ " ;".join(failed_detail
))
2127 db_nsr_update
["operational-status"] = "failed"
2128 db_nsr_update
["detailed-status"] = "Deletion errors " + "; ".join(failed_detail
)
2129 db_nslcmop_update
["detailed-status"] = "; ".join(failed_detail
)
2130 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
2131 db_nslcmop_update
["statusEnteredTime"] = time()
2133 db_nsr_update
["operational-status"] = "terminated"
2134 db_nsr_update
["detailed-status"] = "Done"
2135 db_nsr_update
["_admin.nsState"] = "NOT_INSTANTIATED"
2136 db_nslcmop_update
["detailed-status"] = "Done"
2137 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "COMPLETED"
2138 db_nslcmop_update
["statusEnteredTime"] = time()
2139 if db_nslcmop
["operationParams"].get("autoremove"):
2142 except (ROclient
.ROClientException
, DbException
, LcmException
) as e
:
2143 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
2145 except asyncio
.CancelledError
:
2146 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
2147 exc
= "Operation was cancelled"
2148 except Exception as e
:
2149 exc
= traceback
.format_exc()
2150 self
.logger
.critical(logging_text
+ "Exit Exception {}".format(e
), exc_info
=True)
2152 if exc
and db_nslcmop
:
2153 db_nslcmop_update
["detailed-status"] = "FAILED {}: {}".format(step
, exc
)
2154 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
2155 db_nslcmop_update
["statusEnteredTime"] = time()
2157 if db_nslcmop
and db_nslcmop_update
:
2158 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
2160 db_nsr_update
["_admin.nslcmop"] = None
2161 db_nsr_update
["_admin.current-operation"] = None
2162 db_nsr_update
["_admin.operation-type"] = None
2163 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2164 except DbException
as e
:
2165 self
.logger
.error(logging_text
+ "Cannot update database: {}".format(e
))
2166 if nslcmop_operation_state
:
2168 await self
.msg
.aiowrite("ns", "terminated", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
2169 "operationState": nslcmop_operation_state
,
2170 "autoremove": autoremove
},
2172 except Exception as e
:
2173 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
2175 # wait for pending tasks
2179 self
.logger
.debug(logging_text
+ 'Waiting for terminate pending tasks...')
2180 done
, pending
= await asyncio
.wait(pending_tasks
, timeout
=3600)
2182 self
.logger
.debug(logging_text
+ 'All tasks finished...')
2184 self
.logger
.info(logging_text
+ 'There are pending tasks: {}'.format(pending
))
2186 self
.logger
.debug(logging_text
+ "Exit")
2187 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_terminate")
2190 def _map_primitive_params(primitive_desc
, params
, instantiation_params
):
2192 Generates the params to be provided to charm before executing primitive. If user does not provide a parameter,
2193 The default-value is used. If it is between < > it look for a value at instantiation_params
2194 :param primitive_desc: portion of VNFD/NSD that describes primitive
2195 :param params: Params provided by user
2196 :param instantiation_params: Instantiation params provided by user
2197 :return: a dictionary with the calculated params
2199 calculated_params
= {}
2200 for parameter
in primitive_desc
.get("parameter", ()):
2201 param_name
= parameter
["name"]
2202 if param_name
in params
:
2203 calculated_params
[param_name
] = params
[param_name
]
2204 elif "default-value" in parameter
or "value" in parameter
:
2205 if "value" in parameter
:
2206 calculated_params
[param_name
] = parameter
["value"]
2208 calculated_params
[param_name
] = parameter
["default-value"]
2209 if isinstance(calculated_params
[param_name
], str) and calculated_params
[param_name
].startswith("<") \
2210 and calculated_params
[param_name
].endswith(">"):
2211 if calculated_params
[param_name
][1:-1] in instantiation_params
:
2212 calculated_params
[param_name
] = instantiation_params
[calculated_params
[param_name
][1:-1]]
2214 raise LcmException("Parameter {} needed to execute primitive {} not provided".
2215 format(calculated_params
[param_name
], primitive_desc
["name"]))
2217 raise LcmException("Parameter {} needed to execute primitive {} not provided".
2218 format(param_name
, primitive_desc
["name"]))
2220 if isinstance(calculated_params
[param_name
], (dict, list, tuple)):
2221 calculated_params
[param_name
] = yaml
.safe_dump(calculated_params
[param_name
], default_flow_style
=True,
2223 elif isinstance(calculated_params
[param_name
], str) and calculated_params
[param_name
].startswith("!!yaml "):
2224 calculated_params
[param_name
] = calculated_params
[param_name
][7:]
2226 # add always ns_config_info if primitive name is config
2227 if primitive_desc
["name"] == "config":
2228 if "ns_config_info" in instantiation_params
:
2229 calculated_params
["ns_config_info"] = instantiation_params
["ns_config_info"]
2230 return calculated_params
2232 async def _ns_execute_primitive(self
, db_deployed
, member_vnf_index
, vdu_id
, vdu_name
, vdu_count_index
,
2233 primitive
, primitive_params
, retries
=0, retries_interval
=30) -> (str, str):
2235 # find vca_deployed record for this action
2237 for vca_deployed
in db_deployed
["VCA"]:
2238 if not vca_deployed
:
2240 if member_vnf_index
!= vca_deployed
["member-vnf-index"] or vdu_id
!= vca_deployed
["vdu_id"]:
2242 if vdu_name
and vdu_name
!= vca_deployed
["vdu_name"]:
2244 if vdu_count_index
and vdu_count_index
!= vca_deployed
["vdu_count_index"]:
2248 # vca_deployed not found
2249 raise LcmException("charm for member_vnf_index={} vdu_id={} vdu_name={} vdu_count_index={} is not "
2250 "deployed".format(member_vnf_index
, vdu_id
, vdu_name
, vdu_count_index
))
2253 ee_id
= vca_deployed
.get("ee_id")
2255 raise LcmException("charm for member_vnf_index={} vdu_id={} vdu_name={} vdu_count_index={} has not "
2256 "execution environment"
2257 .format(member_vnf_index
, vdu_id
, vdu_name
, vdu_count_index
))
2259 if primitive
== "config":
2260 primitive_params
= {"params": primitive_params
}
2264 output
= await self
.n2vc
.exec_primitive(
2266 primitive_name
=primitive
,
2267 params_dict
=primitive_params
2271 except Exception as e
:
2274 self
.logger
.debug('Error executing action {} on {} -> {}'.format(primitive
, ee_id
, e
))
2276 await asyncio
.sleep(retries_interval
, loop
=self
.loop
)
2278 return 'Cannot execute action {} on {}: {}'.format(primitive
, ee_id
, e
), 'FAIL'
2282 except Exception as e
:
2283 return 'Error executing action {}: {}'.format(primitive
, e
), 'FAIL'
2285 async def action(self
, nsr_id
, nslcmop_id
):
2287 # Try to lock HA task here
2288 task_is_locked_by_me
= self
.lcm_tasks
.lock_HA('ns', 'nslcmops', nslcmop_id
)
2289 if not task_is_locked_by_me
:
2292 logging_text
= "Task ns={} action={} ".format(nsr_id
, nslcmop_id
)
2293 self
.logger
.debug(logging_text
+ "Enter")
2294 # get all needed from database
2297 db_nsr_update
= {"_admin.nslcmop": nslcmop_id
,
2298 "_admin.current-operation": nslcmop_id
,
2299 "_admin.operation-type": "action"}
2300 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2301 db_nslcmop_update
= {}
2302 nslcmop_operation_state
= None
2303 nslcmop_operation_state_detail
= None
2306 # wait for any previous tasks in process
2307 step
= "Waiting for previous operations to terminate"
2308 await self
.lcm_tasks
.waitfor_related_HA('ns', 'nslcmops', nslcmop_id
)
2310 step
= "Getting information from database"
2311 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
2312 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
2314 nsr_deployed
= db_nsr
["_admin"].get("deployed")
2315 vnf_index
= db_nslcmop
["operationParams"].get("member_vnf_index")
2316 vdu_id
= db_nslcmop
["operationParams"].get("vdu_id")
2317 kdu_name
= db_nslcmop
["operationParams"].get("kdu_name")
2318 vdu_count_index
= db_nslcmop
["operationParams"].get("vdu_count_index")
2319 vdu_name
= db_nslcmop
["operationParams"].get("vdu_name")
2322 step
= "Getting vnfr from database"
2323 db_vnfr
= self
.db
.get_one("vnfrs", {"member-vnf-index-ref": vnf_index
, "nsr-id-ref": nsr_id
})
2324 step
= "Getting vnfd from database"
2325 db_vnfd
= self
.db
.get_one("vnfds", {"_id": db_vnfr
["vnfd-id"]})
2327 if db_nsr
.get("nsd"):
2328 db_nsd
= db_nsr
.get("nsd") # TODO this will be removed
2330 step
= "Getting nsd from database"
2331 db_nsd
= self
.db
.get_one("nsds", {"_id": db_nsr
["nsd-id"]})
2333 # for backward compatibility
2334 if nsr_deployed
and isinstance(nsr_deployed
.get("VCA"), dict):
2335 nsr_deployed
["VCA"] = list(nsr_deployed
["VCA"].values())
2336 db_nsr_update
["_admin.deployed.VCA"] = nsr_deployed
["VCA"]
2337 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2339 primitive
= db_nslcmop
["operationParams"]["primitive"]
2340 primitive_params
= db_nslcmop
["operationParams"]["primitive_params"]
2342 # look for primitive
2343 config_primitive_desc
= None
2345 for vdu
in get_iterable(db_vnfd
, "vdu"):
2346 if vdu_id
== vdu
["id"]:
2347 for config_primitive
in vdu
.get("vdu-configuration", {}).get("config-primitive", ()):
2348 if config_primitive
["name"] == primitive
:
2349 config_primitive_desc
= config_primitive
2352 self
.logger
.debug(logging_text
+ "Checking actions in KDUs")
2353 kdur
= next((x
for x
in db_vnfr
["kdur"] if x
["kdu_name"] == kdu_name
), None)
2354 desc_params
= self
._format
_additional
_params
(kdur
.get("additionalParams")) or {}
2355 if primitive_params
:
2356 desc_params
.update(primitive_params
)
2357 # TODO Check if we will need something at vnf level
2359 for kdu
in get_iterable(nsr_deployed
, "K8s"):
2360 if kdu_name
== kdu
["kdu-name"]:
2361 db_dict
= {"collection": "nsrs", "filter": {"_id": nsr_id
},
2362 "path": "_admin.deployed.K8s.{}".format(index
)}
2363 if primitive
== "upgrade":
2364 if desc_params
.get("kdu_model"):
2365 kdu_model
= desc_params
.get("kdu_model")
2366 del desc_params
["kdu_model"]
2368 kdu_model
= kdu
.get("kdu-model")
2369 parts
= kdu_model
.split(sep
=":")
2371 kdu_model
= parts
[0]
2373 if kdu
.get("k8scluster-type") == "chart":
2374 output
= await self
.k8sclusterhelm
.upgrade(cluster_uuid
=kdu
.get("k8scluster-uuid"),
2375 kdu_instance
=kdu
.get("kdu-instance"),
2376 atomic
=True, kdu_model
=kdu_model
,
2377 params
=desc_params
, db_dict
=db_dict
,
2379 elif kdu
.get("k8scluster-type") == "juju":
2380 # TODO Juju connector needed
2383 msg
= "k8scluster-type not defined"
2384 raise LcmException(msg
)
2386 self
.logger
.debug(logging_text
+ " Upgrade of kdu {} done".format(output
))
2388 elif primitive
== "rollback":
2389 if kdu
.get("k8scluster-type") == "chart":
2390 output
= await self
.k8sclusterhelm
.rollback(cluster_uuid
=kdu
.get("k8scluster-uuid"),
2391 kdu_instance
=kdu
.get("kdu-instance"),
2393 elif kdu
.get("k8scluster-type") == "juju":
2394 # TODO Juju connector needed
2397 msg
= "k8scluster-type not defined"
2398 raise LcmException(msg
)
2400 elif primitive
== "status":
2401 if kdu
.get("k8scluster-type") == "chart":
2402 output
= await self
.k8sclusterhelm
.status_kdu(cluster_uuid
=kdu
.get("k8scluster-uuid"),
2403 kdu_instance
=kdu
.get("kdu-instance"))
2404 elif kdu
.get("k8scluster-type") == "juju":
2405 # TODO Juju connector needed
2408 msg
= "k8scluster-type not defined"
2409 raise LcmException(msg
)
2414 raise LcmException("KDU '{}' not found".format(kdu_name
))
2416 db_nslcmop_update
["detailed-status"] = output
2417 db_nslcmop_update
["operationState"] = 'COMPLETED'
2418 db_nslcmop_update
["statusEnteredTime"] = time()
2420 db_nslcmop_update
["detailed-status"] = ''
2421 db_nslcmop_update
["operationState"] = 'FAILED'
2422 db_nslcmop_update
["statusEnteredTime"] = time()
2425 for config_primitive
in db_vnfd
.get("vnf-configuration", {}).get("config-primitive", ()):
2426 if config_primitive
["name"] == primitive
:
2427 config_primitive_desc
= config_primitive
2430 for config_primitive
in db_nsd
.get("ns-configuration", {}).get("config-primitive", ()):
2431 if config_primitive
["name"] == primitive
:
2432 config_primitive_desc
= config_primitive
2435 if not config_primitive_desc
:
2436 raise LcmException("Primitive {} not found at [ns|vnf|vdu]-configuration:config-primitive ".
2441 if db_vnfr
.get("additionalParamsForVnf"):
2442 desc_params
= self
._format
_additional
_params
(db_vnfr
["additionalParamsForVnf"])
2444 vdur
= next((x
for x
in db_vnfr
["vdur"] if x
["vdu-id-ref"] == vdu_id
), None)
2445 if vdur
.get("additionalParams"):
2446 desc_params
= self
._format
_additional
_params
(vdur
["additionalParams"])
2448 if db_nsr
.get("additionalParamsForNs"):
2449 desc_params
.update(self
._format
_additional
_params
(db_nsr
["additionalParamsForNs"]))
2451 # TODO check if ns is in a proper status
2452 output
, detail
= await self
._ns
_execute
_primitive
(
2453 db_deployed
=nsr_deployed
,
2454 member_vnf_index
=vnf_index
,
2457 vdu_count_index
=vdu_count_index
,
2458 primitive
=primitive
,
2459 primitive_params
=self
._map
_primitive
_params
(config_primitive_desc
, primitive_params
, desc_params
))
2461 detailed_status
= output
2463 result
= 'COMPLETED'
2467 db_nslcmop_update
["detailed-status"] = nslcmop_operation_state_detail
= detailed_status
2468 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= result
2469 db_nslcmop_update
["statusEnteredTime"] = time()
2470 self
.logger
.debug(logging_text
+ " task Done with result {} {}".format(result
, detailed_status
))
2471 return # database update is called inside finally
2473 except (DbException
, LcmException
) as e
:
2474 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
2476 except asyncio
.CancelledError
:
2477 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
2478 exc
= "Operation was cancelled"
2479 except Exception as e
:
2480 exc
= traceback
.format_exc()
2481 self
.logger
.critical(logging_text
+ "Exit Exception {} {}".format(type(e
).__name
__, e
), exc_info
=True)
2483 if exc
and db_nslcmop
:
2484 db_nslcmop_update
["detailed-status"] = nslcmop_operation_state_detail
= \
2485 "FAILED {}: {}".format(step
, exc
)
2486 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
2487 db_nslcmop_update
["statusEnteredTime"] = time()
2489 if db_nslcmop_update
:
2490 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
2492 db_nsr_update
["_admin.nslcmop"] = None
2493 db_nsr_update
["_admin.operation-type"] = None
2494 db_nsr_update
["_admin.nslcmop"] = None
2495 db_nsr_update
["_admin.current-operation"] = None
2496 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2497 except DbException
as e
:
2498 self
.logger
.error(logging_text
+ "Cannot update database: {}".format(e
))
2499 self
.logger
.debug(logging_text
+ "Exit")
2500 if nslcmop_operation_state
:
2502 await self
.msg
.aiowrite("ns", "actioned", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
2503 "operationState": nslcmop_operation_state
},
2505 except Exception as e
:
2506 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
2507 self
.logger
.debug(logging_text
+ "Exit")
2508 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_action")
2509 return nslcmop_operation_state
, nslcmop_operation_state_detail
2511 async def scale(self
, nsr_id
, nslcmop_id
):
2513 # Try to lock HA task here
2514 task_is_locked_by_me
= self
.lcm_tasks
.lock_HA('ns', 'nslcmops', nslcmop_id
)
2515 if not task_is_locked_by_me
:
2518 logging_text
= "Task ns={} scale={} ".format(nsr_id
, nslcmop_id
)
2519 self
.logger
.debug(logging_text
+ "Enter")
2520 # get all needed from database
2523 db_nslcmop_update
= {}
2524 nslcmop_operation_state
= None
2525 db_nsr_update
= {"_admin.nslcmop": nslcmop_id
,
2526 "_admin.current-operation": nslcmop_id
,
2527 "_admin.operation-type": "scale"}
2528 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2530 # in case of error, indicates what part of scale was failed to put nsr at error status
2531 scale_process
= None
2532 old_operational_status
= ""
2533 old_config_status
= ""
2536 # wait for any previous tasks in process
2537 step
= "Waiting for previous operations to terminate"
2538 await self
.lcm_tasks
.waitfor_related_HA('ns', 'nslcmops', nslcmop_id
)
2540 step
= "Getting nslcmop from database"
2541 self
.logger
.debug(step
+ " after having waited for previous tasks to be completed")
2542 db_nslcmop
= self
.db
.get_one("nslcmops", {"_id": nslcmop_id
})
2543 step
= "Getting nsr from database"
2544 db_nsr
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
2546 old_operational_status
= db_nsr
["operational-status"]
2547 old_config_status
= db_nsr
["config-status"]
2548 step
= "Parsing scaling parameters"
2549 # self.logger.debug(step)
2550 db_nsr_update
["operational-status"] = "scaling"
2551 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2552 nsr_deployed
= db_nsr
["_admin"].get("deployed")
2555 nsr_deployed
= db_nsr
["_admin"].get("deployed")
2556 vnf_index
= db_nslcmop
["operationParams"].get("member_vnf_index")
2557 # vdu_id = db_nslcmop["operationParams"].get("vdu_id")
2558 # vdu_count_index = db_nslcmop["operationParams"].get("vdu_count_index")
2559 # vdu_name = db_nslcmop["operationParams"].get("vdu_name")
2562 RO_nsr_id
= nsr_deployed
["RO"]["nsr_id"]
2563 vnf_index
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleByStepData"]["member-vnf-index"]
2564 scaling_group
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"]
2565 scaling_type
= db_nslcmop
["operationParams"]["scaleVnfData"]["scaleVnfType"]
2566 # scaling_policy = db_nslcmop["operationParams"]["scaleVnfData"]["scaleByStepData"].get("scaling-policy")
2568 # for backward compatibility
2569 if nsr_deployed
and isinstance(nsr_deployed
.get("VCA"), dict):
2570 nsr_deployed
["VCA"] = list(nsr_deployed
["VCA"].values())
2571 db_nsr_update
["_admin.deployed.VCA"] = nsr_deployed
["VCA"]
2572 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2574 step
= "Getting vnfr from database"
2575 db_vnfr
= self
.db
.get_one("vnfrs", {"member-vnf-index-ref": vnf_index
, "nsr-id-ref": nsr_id
})
2576 step
= "Getting vnfd from database"
2577 db_vnfd
= self
.db
.get_one("vnfds", {"_id": db_vnfr
["vnfd-id"]})
2579 step
= "Getting scaling-group-descriptor"
2580 for scaling_descriptor
in db_vnfd
["scaling-group-descriptor"]:
2581 if scaling_descriptor
["name"] == scaling_group
:
2584 raise LcmException("input parameter 'scaleByStepData':'scaling-group-descriptor':'{}' is not present "
2585 "at vnfd:scaling-group-descriptor".format(scaling_group
))
2588 # for scaling_policy_descriptor in scaling_descriptor.get("scaling-policy", ()):
2589 # cooldown_time = scaling_policy_descriptor.get("cooldown-time", 0)
2590 # if scaling_policy and scaling_policy == scaling_policy_descriptor.get("name"):
2593 # TODO check if ns is in a proper status
2594 step
= "Sending scale order to VIM"
2596 if not db_nsr
["_admin"].get("scaling-group"):
2597 self
.update_db_2("nsrs", nsr_id
, {"_admin.scaling-group": [{"name": scaling_group
, "nb-scale-op": 0}]})
2598 admin_scale_index
= 0
2600 for admin_scale_index
, admin_scale_info
in enumerate(db_nsr
["_admin"]["scaling-group"]):
2601 if admin_scale_info
["name"] == scaling_group
:
2602 nb_scale_op
= admin_scale_info
.get("nb-scale-op", 0)
2604 else: # not found, set index one plus last element and add new entry with the name
2605 admin_scale_index
+= 1
2606 db_nsr_update
["_admin.scaling-group.{}.name".format(admin_scale_index
)] = scaling_group
2607 RO_scaling_info
= []
2608 vdu_scaling_info
= {"scaling_group_name": scaling_group
, "vdu": []}
2609 if scaling_type
== "SCALE_OUT":
2610 # count if max-instance-count is reached
2611 max_instance_count
= scaling_descriptor
.get("max-instance-count", 10)
2612 # self.logger.debug("MAX_INSTANCE_COUNT is {}".format(max_instance_count))
2613 if nb_scale_op
>= max_instance_count
:
2614 raise LcmException("reached the limit of {} (max-instance-count) "
2615 "scaling-out operations for the "
2616 "scaling-group-descriptor '{}'".format(nb_scale_op
, scaling_group
))
2619 vdu_scaling_info
["scaling_direction"] = "OUT"
2620 vdu_scaling_info
["vdu-create"] = {}
2621 for vdu_scale_info
in scaling_descriptor
["vdu"]:
2622 RO_scaling_info
.append({"osm_vdu_id": vdu_scale_info
["vdu-id-ref"], "member-vnf-index": vnf_index
,
2623 "type": "create", "count": vdu_scale_info
.get("count", 1)})
2624 vdu_scaling_info
["vdu-create"][vdu_scale_info
["vdu-id-ref"]] = vdu_scale_info
.get("count", 1)
2626 elif scaling_type
== "SCALE_IN":
2627 # count if min-instance-count is reached
2628 min_instance_count
= 0
2629 if "min-instance-count" in scaling_descriptor
and scaling_descriptor
["min-instance-count"] is not None:
2630 min_instance_count
= int(scaling_descriptor
["min-instance-count"])
2631 if nb_scale_op
<= min_instance_count
:
2632 raise LcmException("reached the limit of {} (min-instance-count) scaling-in operations for the "
2633 "scaling-group-descriptor '{}'".format(nb_scale_op
, scaling_group
))
2635 vdu_scaling_info
["scaling_direction"] = "IN"
2636 vdu_scaling_info
["vdu-delete"] = {}
2637 for vdu_scale_info
in scaling_descriptor
["vdu"]:
2638 RO_scaling_info
.append({"osm_vdu_id": vdu_scale_info
["vdu-id-ref"], "member-vnf-index": vnf_index
,
2639 "type": "delete", "count": vdu_scale_info
.get("count", 1)})
2640 vdu_scaling_info
["vdu-delete"][vdu_scale_info
["vdu-id-ref"]] = vdu_scale_info
.get("count", 1)
2642 # update VDU_SCALING_INFO with the VDUs to delete ip_addresses
2643 vdu_create
= vdu_scaling_info
.get("vdu-create")
2644 vdu_delete
= copy(vdu_scaling_info
.get("vdu-delete"))
2645 if vdu_scaling_info
["scaling_direction"] == "IN":
2646 for vdur
in reversed(db_vnfr
["vdur"]):
2647 if vdu_delete
.get(vdur
["vdu-id-ref"]):
2648 vdu_delete
[vdur
["vdu-id-ref"]] -= 1
2649 vdu_scaling_info
["vdu"].append({
2650 "name": vdur
["name"],
2651 "vdu_id": vdur
["vdu-id-ref"],
2654 for interface
in vdur
["interfaces"]:
2655 vdu_scaling_info
["vdu"][-1]["interface"].append({
2656 "name": interface
["name"],
2657 "ip_address": interface
["ip-address"],
2658 "mac_address": interface
.get("mac-address"),
2660 vdu_delete
= vdu_scaling_info
.pop("vdu-delete")
2663 step
= "Executing pre-scale vnf-config-primitive"
2664 if scaling_descriptor
.get("scaling-config-action"):
2665 for scaling_config_action
in scaling_descriptor
["scaling-config-action"]:
2666 if (scaling_config_action
.get("trigger") == "pre-scale-in" and scaling_type
== "SCALE_IN") \
2667 or (scaling_config_action
.get("trigger") == "pre-scale-out" and scaling_type
== "SCALE_OUT"):
2668 vnf_config_primitive
= scaling_config_action
["vnf-config-primitive-name-ref"]
2669 step
= db_nslcmop_update
["detailed-status"] = \
2670 "executing pre-scale scaling-config-action '{}'".format(vnf_config_primitive
)
2672 # look for primitive
2673 for config_primitive
in db_vnfd
.get("vnf-configuration", {}).get("config-primitive", ()):
2674 if config_primitive
["name"] == vnf_config_primitive
:
2678 "Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:scaling-config-action"
2679 "[vnf-config-primitive-name-ref='{}'] does not match any vnf-configuration:config-"
2680 "primitive".format(scaling_group
, config_primitive
))
2682 vnfr_params
= {"VDU_SCALE_INFO": vdu_scaling_info
}
2683 if db_vnfr
.get("additionalParamsForVnf"):
2684 vnfr_params
.update(db_vnfr
["additionalParamsForVnf"])
2686 scale_process
= "VCA"
2687 db_nsr_update
["config-status"] = "configuring pre-scaling"
2688 primitive_params
= self
._map
_primitive
_params
(config_primitive
, {}, vnfr_params
)
2690 # Pre-scale reintent check: Check if this sub-operation has been executed before
2691 op_index
= self
._check
_or
_add
_scale
_suboperation
(
2692 db_nslcmop
, nslcmop_id
, vnf_index
, vnf_config_primitive
, primitive_params
, 'PRE-SCALE')
2693 if (op_index
== self
.SUBOPERATION_STATUS_SKIP
):
2694 # Skip sub-operation
2695 result
= 'COMPLETED'
2696 result_detail
= 'Done'
2697 self
.logger
.debug(logging_text
+
2698 "vnf_config_primitive={} Skipped sub-operation, result {} {}".format(
2699 vnf_config_primitive
, result
, result_detail
))
2701 if (op_index
== self
.SUBOPERATION_STATUS_NEW
):
2702 # New sub-operation: Get index of this sub-operation
2703 op_index
= len(db_nslcmop
.get('_admin', {}).get('operations')) - 1
2704 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} New sub-operation".
2705 format(vnf_config_primitive
))
2707 # Reintent: Get registered params for this existing sub-operation
2708 op
= db_nslcmop
.get('_admin', {}).get('operations', [])[op_index
]
2709 vnf_index
= op
.get('member_vnf_index')
2710 vnf_config_primitive
= op
.get('primitive')
2711 primitive_params
= op
.get('primitive_params')
2712 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Sub-operation reintent".
2713 format(vnf_config_primitive
))
2714 # Execute the primitive, either with new (first-time) or registered (reintent) args
2715 result
, result_detail
= await self
._ns
_execute
_primitive
(
2716 nsr_deployed
, vnf_index
, None, None, None, vnf_config_primitive
, primitive_params
)
2717 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Done with result {} {}".format(
2718 vnf_config_primitive
, result
, result_detail
))
2719 # Update operationState = COMPLETED | FAILED
2720 self
._update
_suboperation
_status
(
2721 db_nslcmop
, op_index
, result
, result_detail
)
2723 if result
== "FAILED":
2724 raise LcmException(result_detail
)
2725 db_nsr_update
["config-status"] = old_config_status
2726 scale_process
= None
2730 # Should this block be skipped if 'RO_nsr_id' == None ?
2731 # if (RO_nsr_id and RO_scaling_info):
2733 scale_process
= "RO"
2734 # Scale RO reintent check: Check if this sub-operation has been executed before
2735 op_index
= self
._check
_or
_add
_scale
_suboperation
(
2736 db_nslcmop
, vnf_index
, None, None, 'SCALE-RO', RO_nsr_id
, RO_scaling_info
)
2737 if (op_index
== self
.SUBOPERATION_STATUS_SKIP
):
2738 # Skip sub-operation
2739 result
= 'COMPLETED'
2740 result_detail
= 'Done'
2741 self
.logger
.debug(logging_text
+ "Skipped sub-operation RO, result {} {}".format(
2742 result
, result_detail
))
2744 if (op_index
== self
.SUBOPERATION_STATUS_NEW
):
2745 # New sub-operation: Get index of this sub-operation
2746 op_index
= len(db_nslcmop
.get('_admin', {}).get('operations')) - 1
2747 self
.logger
.debug(logging_text
+ "New sub-operation RO")
2749 # Reintent: Get registered params for this existing sub-operation
2750 op
= db_nslcmop
.get('_admin', {}).get('operations', [])[op_index
]
2751 RO_nsr_id
= op
.get('RO_nsr_id')
2752 RO_scaling_info
= op
.get('RO_scaling_info')
2753 self
.logger
.debug(logging_text
+ "Sub-operation RO reintent".format(
2754 vnf_config_primitive
))
2756 RO_desc
= await self
.RO
.create_action("ns", RO_nsr_id
, {"vdu-scaling": RO_scaling_info
})
2757 db_nsr_update
["_admin.scaling-group.{}.nb-scale-op".format(admin_scale_index
)] = nb_scale_op
2758 db_nsr_update
["_admin.scaling-group.{}.time".format(admin_scale_index
)] = time()
2760 RO_nslcmop_id
= RO_desc
["instance_action_id"]
2761 db_nslcmop_update
["_admin.deploy.RO"] = RO_nslcmop_id
2763 RO_task_done
= False
2764 step
= detailed_status
= "Waiting RO_task_id={} to complete the scale action.".format(RO_nslcmop_id
)
2765 detailed_status_old
= None
2766 self
.logger
.debug(logging_text
+ step
)
2768 deployment_timeout
= 1 * 3600 # One hour
2769 while deployment_timeout
> 0:
2770 if not RO_task_done
:
2771 desc
= await self
.RO
.show("ns", item_id_name
=RO_nsr_id
, extra_item
="action",
2772 extra_item_id
=RO_nslcmop_id
)
2773 ns_status
, ns_status_info
= self
.RO
.check_action_status(desc
)
2774 if ns_status
== "ERROR":
2775 raise ROclient
.ROClientException(ns_status_info
)
2776 elif ns_status
== "BUILD":
2777 detailed_status
= step
+ "; {}".format(ns_status_info
)
2778 elif ns_status
== "ACTIVE":
2780 step
= detailed_status
= "Waiting ns ready at RO. RO_id={}".format(RO_nsr_id
)
2781 self
.logger
.debug(logging_text
+ step
)
2783 assert False, "ROclient.check_action_status returns unknown {}".format(ns_status
)
2786 if ns_status
== "ERROR":
2787 raise ROclient
.ROClientException(ns_status_info
)
2788 elif ns_status
== "BUILD":
2789 detailed_status
= step
+ "; {}".format(ns_status_info
)
2790 elif ns_status
== "ACTIVE":
2791 step
= detailed_status
= \
2792 "Waiting for management IP address reported by the VIM. Updating VNFRs"
2794 self
.scale_vnfr(db_vnfr
, vdu_create
=vdu_create
, vdu_delete
=vdu_delete
)
2797 desc
= await self
.RO
.show("ns", RO_nsr_id
)
2798 # nsr_deployed["nsr_ip"] = RO.get_ns_vnf_info(desc)
2799 self
.ns_update_vnfr({db_vnfr
["member-vnf-index-ref"]: db_vnfr
}, desc
)
2801 except LcmExceptionNoMgmtIP
:
2804 assert False, "ROclient.check_ns_status returns unknown {}".format(ns_status
)
2805 if detailed_status
!= detailed_status_old
:
2806 self
._update
_suboperation
_status
(
2807 db_nslcmop
, op_index
, 'COMPLETED', detailed_status
)
2808 detailed_status_old
= db_nslcmop_update
["detailed-status"] = detailed_status
2809 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
2811 await asyncio
.sleep(5, loop
=self
.loop
)
2812 deployment_timeout
-= 5
2813 if deployment_timeout
<= 0:
2814 self
._update
_suboperation
_status
(
2815 db_nslcmop
, nslcmop_id
, op_index
, 'FAILED', "Timeout when waiting for ns to get ready")
2816 raise ROclient
.ROClientException("Timeout waiting ns to be ready")
2818 # update VDU_SCALING_INFO with the obtained ip_addresses
2819 if vdu_scaling_info
["scaling_direction"] == "OUT":
2820 for vdur
in reversed(db_vnfr
["vdur"]):
2821 if vdu_scaling_info
["vdu-create"].get(vdur
["vdu-id-ref"]):
2822 vdu_scaling_info
["vdu-create"][vdur
["vdu-id-ref"]] -= 1
2823 vdu_scaling_info
["vdu"].append({
2824 "name": vdur
["name"],
2825 "vdu_id": vdur
["vdu-id-ref"],
2828 for interface
in vdur
["interfaces"]:
2829 vdu_scaling_info
["vdu"][-1]["interface"].append({
2830 "name": interface
["name"],
2831 "ip_address": interface
["ip-address"],
2832 "mac_address": interface
.get("mac-address"),
2834 del vdu_scaling_info
["vdu-create"]
2836 self
._update
_suboperation
_status
(db_nslcmop
, op_index
, 'COMPLETED', 'Done')
2839 scale_process
= None
2841 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2844 # execute primitive service POST-SCALING
2845 step
= "Executing post-scale vnf-config-primitive"
2846 if scaling_descriptor
.get("scaling-config-action"):
2847 for scaling_config_action
in scaling_descriptor
["scaling-config-action"]:
2848 if (scaling_config_action
.get("trigger") == "post-scale-in" and scaling_type
== "SCALE_IN") \
2849 or (scaling_config_action
.get("trigger") == "post-scale-out" and scaling_type
== "SCALE_OUT"):
2850 vnf_config_primitive
= scaling_config_action
["vnf-config-primitive-name-ref"]
2851 step
= db_nslcmop_update
["detailed-status"] = \
2852 "executing post-scale scaling-config-action '{}'".format(vnf_config_primitive
)
2854 vnfr_params
= {"VDU_SCALE_INFO": vdu_scaling_info
}
2855 if db_vnfr
.get("additionalParamsForVnf"):
2856 vnfr_params
.update(db_vnfr
["additionalParamsForVnf"])
2858 # look for primitive
2859 for config_primitive
in db_vnfd
.get("vnf-configuration", {}).get("config-primitive", ()):
2860 if config_primitive
["name"] == vnf_config_primitive
:
2863 raise LcmException("Invalid vnfd descriptor at scaling-group-descriptor[name='{}']:"
2864 "scaling-config-action[vnf-config-primitive-name-ref='{}'] does not "
2865 "match any vnf-configuration:config-primitive".format(scaling_group
,
2867 scale_process
= "VCA"
2868 db_nsr_update
["config-status"] = "configuring post-scaling"
2869 primitive_params
= self
._map
_primitive
_params
(config_primitive
, {}, vnfr_params
)
2871 # Post-scale reintent check: Check if this sub-operation has been executed before
2872 op_index
= self
._check
_or
_add
_scale
_suboperation
(
2873 db_nslcmop
, nslcmop_id
, vnf_index
, vnf_config_primitive
, primitive_params
, 'POST-SCALE')
2874 if (op_index
== self
.SUBOPERATION_STATUS_SKIP
):
2875 # Skip sub-operation
2876 result
= 'COMPLETED'
2877 result_detail
= 'Done'
2878 self
.logger
.debug(logging_text
+
2879 "vnf_config_primitive={} Skipped sub-operation, result {} {}".
2880 format(vnf_config_primitive
, result
, result_detail
))
2882 if (op_index
== self
.SUBOPERATION_STATUS_NEW
):
2883 # New sub-operation: Get index of this sub-operation
2884 op_index
= len(db_nslcmop
.get('_admin', {}).get('operations')) - 1
2885 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} New sub-operation".
2886 format(vnf_config_primitive
))
2888 # Reintent: Get registered params for this existing sub-operation
2889 op
= db_nslcmop
.get('_admin', {}).get('operations', [])[op_index
]
2890 vnf_index
= op
.get('member_vnf_index')
2891 vnf_config_primitive
= op
.get('primitive')
2892 primitive_params
= op
.get('primitive_params')
2893 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Sub-operation reintent".
2894 format(vnf_config_primitive
))
2895 # Execute the primitive, either with new (first-time) or registered (reintent) args
2896 result
, result_detail
= await self
._ns
_execute
_primitive
(
2897 nsr_deployed
, vnf_index
, None, None, None, vnf_config_primitive
, primitive_params
)
2898 self
.logger
.debug(logging_text
+ "vnf_config_primitive={} Done with result {} {}".format(
2899 vnf_config_primitive
, result
, result_detail
))
2900 # Update operationState = COMPLETED | FAILED
2901 self
._update
_suboperation
_status
(
2902 db_nslcmop
, op_index
, result
, result_detail
)
2904 if result
== "FAILED":
2905 raise LcmException(result_detail
)
2906 db_nsr_update
["config-status"] = old_config_status
2907 scale_process
= None
2910 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "COMPLETED"
2911 db_nslcmop_update
["statusEnteredTime"] = time()
2912 db_nslcmop_update
["detailed-status"] = "done"
2913 db_nsr_update
["detailed-status"] = "" # "scaled {} {}".format(scaling_group, scaling_type)
2914 db_nsr_update
["operational-status"] = "running" if old_operational_status
== "failed" \
2915 else old_operational_status
2916 db_nsr_update
["config-status"] = old_config_status
2918 except (ROclient
.ROClientException
, DbException
, LcmException
) as e
:
2919 self
.logger
.error(logging_text
+ "Exit Exception {}".format(e
))
2921 except asyncio
.CancelledError
:
2922 self
.logger
.error(logging_text
+ "Cancelled Exception while '{}'".format(step
))
2923 exc
= "Operation was cancelled"
2924 except Exception as e
:
2925 exc
= traceback
.format_exc()
2926 self
.logger
.critical(logging_text
+ "Exit Exception {} {}".format(type(e
).__name
__, e
), exc_info
=True)
2930 db_nslcmop_update
["detailed-status"] = "FAILED {}: {}".format(step
, exc
)
2931 db_nslcmop_update
["operationState"] = nslcmop_operation_state
= "FAILED"
2932 db_nslcmop_update
["statusEnteredTime"] = time()
2934 db_nsr_update
["operational-status"] = old_operational_status
2935 db_nsr_update
["config-status"] = old_config_status
2936 db_nsr_update
["detailed-status"] = ""
2937 db_nsr_update
["_admin.nslcmop"] = None
2939 if "VCA" in scale_process
:
2940 db_nsr_update
["config-status"] = "failed"
2941 if "RO" in scale_process
:
2942 db_nsr_update
["operational-status"] = "failed"
2943 db_nsr_update
["detailed-status"] = "FAILED scaling nslcmop={} {}: {}".format(nslcmop_id
, step
,
2946 if db_nslcmop
and db_nslcmop_update
:
2947 self
.update_db_2("nslcmops", nslcmop_id
, db_nslcmop_update
)
2949 db_nsr_update
["_admin.current-operation"] = None
2950 db_nsr_update
["_admin.operation-type"] = None
2951 db_nsr_update
["_admin.nslcmop"] = None
2952 self
.update_db_2("nsrs", nsr_id
, db_nsr_update
)
2953 except DbException
as e
:
2954 self
.logger
.error(logging_text
+ "Cannot update database: {}".format(e
))
2955 if nslcmop_operation_state
:
2957 await self
.msg
.aiowrite("ns", "scaled", {"nsr_id": nsr_id
, "nslcmop_id": nslcmop_id
,
2958 "operationState": nslcmop_operation_state
},
2961 # await asyncio.sleep(cooldown_time, loop=self.loop)
2962 # await self.msg.aiowrite("ns","scaled-cooldown-time", {"nsr_id": nsr_id, "nslcmop_id": nslcmop_id})
2963 except Exception as e
:
2964 self
.logger
.error(logging_text
+ "kafka_write notification Exception {}".format(e
))
2965 self
.logger
.debug(logging_text
+ "Exit")
2966 self
.lcm_tasks
.remove("ns", nsr_id
, nslcmop_id
, "ns_scale")