1 # -*- coding: utf-8 -*-
3 # Licensed under the Apache License, Version 2.0 (the "License");
4 # you may not use this file except in compliance with the License.
5 # You may obtain a copy of the License at
7 # http://www.apache.org/licenses/LICENSE-2.0
9 # Unless required by applicable law or agreed to in writing, software
10 # distributed under the License is distributed on an "AS IS" BASIS,
11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
13 # See the License for the specific language governing permissions and
14 # limitations under the License.
18 from uuid
import uuid4
19 from http
import HTTPStatus
21 from copy
import copy
, deepcopy
22 from osm_nbi
.validation
import (
35 from osm_nbi
.base_topic
import (
42 from yaml
import safe_dump
43 from osm_common
.dbbase
import DbException
44 from osm_common
.msgbase
import MsgException
45 from osm_common
.fsbase
import FsException
46 from osm_nbi
import utils
49 ) # For checking that additional parameter names are valid Jinja2 identifiers
51 __author__
= "Alfonso Tierno <alfonso.tiernosepulveda@telefonica.com>"
54 class NsrTopic(BaseTopic
):
57 quota_name
= "ns_instances"
58 schema_new
= ns_instantiate
60 def __init__(self
, db
, fs
, msg
, auth
):
61 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
63 def _check_descriptor_dependencies(self
, session
, descriptor
):
65 Check that the dependent descriptors exist on a new descriptor or edition
66 :param session: client session information
67 :param descriptor: descriptor to be inserted or edit
68 :return: None or raises exception
70 if not descriptor
.get("nsdId"):
72 nsd_id
= descriptor
["nsdId"]
73 if not self
.get_item_list(session
, "nsds", {"id": nsd_id
}):
74 raise EngineException(
75 "Descriptor error at nsdId='{}' references a non exist nsd".format(
78 http_code
=HTTPStatus
.CONFLICT
,
82 def format_on_new(content
, project_id
=None, make_public
=False):
83 BaseTopic
.format_on_new(content
, project_id
=project_id
, make_public
=make_public
)
84 content
["_admin"]["nsState"] = "NOT_INSTANTIATED"
87 def check_conflict_on_del(self
, session
, _id
, db_content
):
89 Check that NSR is not instantiated
90 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
91 :param _id: nsr internal id
92 :param db_content: The database content of the nsr
93 :return: None or raises EngineException with the conflict
98 if nsr
["_admin"].get("nsState") == "INSTANTIATED":
99 raise EngineException(
100 "nsr '{}' cannot be deleted because it is in 'INSTANTIATED' state. "
101 "Launch 'terminate' operation first; or force deletion".format(_id
),
102 http_code
=HTTPStatus
.CONFLICT
,
105 def delete_extra(self
, session
, _id
, db_content
, not_send_msg
=None):
107 Deletes associated nslcmops and vnfrs from database. Deletes associated filesystem.
108 Set usageState of pdu, vnfd, nsd
109 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
110 :param _id: server internal id
111 :param db_content: The database content of the descriptor
112 :param not_send_msg: To not send message (False) or store content (list) instead
113 :return: None if ok or raises EngineException with the problem
115 self
.fs
.file_delete(_id
, ignore_non_exist
=True)
116 self
.db
.del_list("nslcmops", {"nsInstanceId": _id
})
117 self
.db
.del_list("vnfrs", {"nsr-id-ref": _id
})
119 # set all used pdus as free
122 {"_admin.usage.nsr_id": _id
},
123 {"_admin.usageState": "NOT_IN_USE", "_admin.usage": None},
128 used_nsd_id
= nsr
.get("nsd-id")
130 # check if used by another NSR
131 nsrs_list
= self
.db
.get_one(
132 "nsrs", {"nsd-id": used_nsd_id
}, fail_on_empty
=False, fail_on_more
=False
136 "nsds", {"_id": used_nsd_id
}, {"_admin.usageState": "NOT_IN_USE"}
139 # Set VNFD usageState
140 used_vnfd_id_list
= nsr
.get("vnfd-id")
141 if used_vnfd_id_list
:
142 for used_vnfd_id
in used_vnfd_id_list
:
143 # check if used by another NSR
144 nsrs_list
= self
.db
.get_one(
146 {"vnfd-id": used_vnfd_id
},
153 {"_id": used_vnfd_id
},
154 {"_admin.usageState": "NOT_IN_USE"},
157 # delete extra ro_nsrs used for internal RO module
158 self
.db
.del_one("ro_nsrs", q_filter
={"_id": _id
}, fail_on_empty
=False)
161 def _format_ns_request(ns_request
):
162 formated_request
= copy(ns_request
)
163 formated_request
.pop("additionalParamsForNs", None)
164 formated_request
.pop("additionalParamsForVnf", None)
165 return formated_request
168 def _format_additional_params(
169 ns_request
, member_vnf_index
=None, vdu_id
=None, kdu_name
=None, descriptor
=None
172 Get and format user additional params for NS or VNF.
173 The vdu_id and kdu_name params are mutually exclusive! If none of them are given, then the method will
174 exclusively search for the VNF/NS LCM additional params.
176 :param ns_request: User instantiation additional parameters
177 :param member_vnf_index: None for extract NS params, or member_vnf_index to extract VNF params
178 :vdu_id: VDU's ID against which we want to format the additional params
179 :kdu_name: KDU's name against which we want to format the additional params
180 :param descriptor: If not None it check that needed parameters of descriptor are supplied
181 :return: tuple with a formatted copy of additional params or None if not supplied, plus other parameters
183 additional_params
= None
185 if not member_vnf_index
:
186 additional_params
= copy(ns_request
.get("additionalParamsForNs"))
187 where_
= "additionalParamsForNs"
188 elif ns_request
.get("additionalParamsForVnf"):
189 where_
= "additionalParamsForVnf[member-vnf-index={}]".format(
195 for x
in ns_request
["additionalParamsForVnf"]
196 if x
["member-vnf-index"] == member_vnf_index
201 if not vdu_id
and not kdu_name
:
203 additional_params
= copy(item
.get("additionalParams")) or {}
204 if vdu_id
and item
.get("additionalParamsForVdu"):
208 for x
in item
["additionalParamsForVdu"]
209 if x
["vdu_id"] == vdu_id
213 other_params
= item_vdu
214 if item_vdu
and item_vdu
.get("additionalParams"):
215 where_
+= ".additionalParamsForVdu[vdu_id={}]".format(vdu_id
)
216 additional_params
= item_vdu
["additionalParams"]
218 additional_params
= {}
219 if item
.get("additionalParamsForKdu"):
223 for x
in item
["additionalParamsForKdu"]
224 if x
["kdu_name"] == kdu_name
228 other_params
= item_kdu
229 if item_kdu
and item_kdu
.get("additionalParams"):
230 where_
+= ".additionalParamsForKdu[kdu_name={}]".format(
233 additional_params
= item_kdu
["additionalParams"]
235 if additional_params
:
236 for k
, v
in additional_params
.items():
237 # BEGIN Check that additional parameter names are valid Jinja2 identifiers if target is not Kdu
238 if not kdu_name
and not match("^[a-zA-Z_][a-zA-Z0-9_]*$", k
):
239 raise EngineException(
240 "Invalid param name at {}:{}. Must contain only alphanumeric characters "
241 "and underscores, and cannot start with a digit".format(
245 # END Check that additional parameter names are valid Jinja2 identifiers
246 if not isinstance(k
, str):
247 raise EngineException(
248 "Invalid param at {}:{}. Only string keys are allowed".format(
253 raise EngineException(
254 "Invalid param at {}:{}. Keys must not contain $ symbol".format(
258 if isinstance(v
, (dict, tuple, list)):
259 additional_params
[k
] = "!!yaml " + safe_dump(v
)
261 additional_params
= json
.dumps(additional_params
)
263 # Select the VDU ID, KDU name or NS/VNF ID, depending on the method's call intent
264 selector
= vdu_id
if vdu_id
else kdu_name
if kdu_name
else descriptor
.get("id")
267 for df
in descriptor
.get("df", []):
268 # check that enough parameters are supplied for the initial-config-primitive
269 # TODO: check for cloud-init
271 initial_primitives
= []
273 "lcm-operations-configuration" in df
274 and "operate-vnf-op-config"
275 in df
["lcm-operations-configuration"]
277 for config
in df
["lcm-operations-configuration"][
278 "operate-vnf-op-config"
280 # Verify the target object (VNF|NS|VDU|KDU) where we need to populate
281 # the params with the additional ones given by the user
282 if config
.get("id") == selector
:
283 for primitive
in get_iterable(
284 config
.get("initial-config-primitive")
286 initial_primitives
.append(primitive
)
288 initial_primitives
= deep_get(
289 descriptor
, ("ns-configuration", "initial-config-primitive")
292 for initial_primitive
in get_iterable(initial_primitives
):
293 for param
in get_iterable(initial_primitive
.get("parameter")):
294 if param
["value"].startswith("<") and param
["value"].endswith(
297 if param
["value"] in (
304 not additional_params
305 or param
["value"][1:-1] not in additional_params
307 raise EngineException(
308 "Parameter '{}' needed for vnfd[id={}]:day1-2 configuration:"
309 "initial-config-primitive[name={}] not supplied".format(
312 initial_primitive
["name"],
316 return additional_params
or None, other_params
or None
318 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
320 Creates a new nsr into database. It also creates needed vnfrs
321 :param rollback: list to append the created items at database in case a rollback must be done
322 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
323 :param indata: params to be used for the nsr
324 :param kwargs: used to override the indata descriptor
325 :param headers: http request headers
326 :return: the _id of nsr descriptor created at database. Or an exception of type
327 EngineException, ValidationError, DbException, FsException, MsgException.
328 Note: Exceptions are not captured on purpose. They should be captured at called
331 step
= "checking quotas"
332 self
.check_quota(session
)
334 step
= "validating input parameters"
335 ns_request
= self
._remove
_envelop
(indata
)
336 self
._update
_input
_with
_kwargs
(ns_request
, kwargs
)
337 ns_request
= self
._validate
_input
_new
(ns_request
, session
["force"])
339 step
= "getting nsd id='{}' from database".format(ns_request
.get("nsdId"))
340 nsd
= self
._get
_nsd
_from
_db
(ns_request
["nsdId"], session
)
341 ns_k8s_namespace
= self
._get
_ns
_k
8s
_namespace
(nsd
, ns_request
, session
)
343 step
= "checking nsdOperationalState"
344 self
._check
_nsd
_operational
_state
(nsd
, ns_request
)
346 step
= "filling nsr from input data"
347 nsr_id
= str(uuid4())
348 nsr_descriptor
= self
._create
_nsr
_descriptor
_from
_nsd
(
349 nsd
, ns_request
, nsr_id
, session
354 # TODO: Change for multiple df support
355 vnf_profiles
= nsd
.get("df", [{}])[0].get("vnf-profile", ())
356 for vnfp
in vnf_profiles
:
357 vnfd_id
= vnfp
.get("vnfd-id")
358 vnf_index
= vnfp
.get("id")
360 "getting vnfd id='{}' constituent-vnfd='{}' from database".format(
364 if vnfd_id
not in needed_vnfds
:
365 vnfd
= self
._get
_vnfd
_from
_db
(vnfd_id
, session
)
366 if "revision" in vnfd
["_admin"]:
367 vnfd
["revision"] = vnfd
["_admin"]["revision"]
369 needed_vnfds
[vnfd_id
] = vnfd
370 nsr_descriptor
["vnfd-id"].append(vnfd
["_id"])
372 vnfd
= needed_vnfds
[vnfd_id
]
374 step
= "filling vnfr vnfd-id='{}' constituent-vnfd='{}'".format(
377 vnfr_descriptor
= self
._create
_vnfr
_descriptor
_from
_vnfd
(
387 step
= "creating vnfr vnfd-id='{}' constituent-vnfd='{}' at database".format(
390 self
._add
_vnfr
_to
_db
(vnfr_descriptor
, rollback
, session
)
391 nsr_descriptor
["constituent-vnfr-ref"].append(vnfr_descriptor
["id"])
393 step
= "creating nsr at database"
394 self
._add
_nsr
_to
_db
(nsr_descriptor
, rollback
, session
)
396 step
= "creating nsr temporal folder"
397 self
.fs
.mkdir(nsr_id
)
407 raise type(e
)("{} while '{}'".format(e
, step
), http_code
=e
.http_code
)
409 def _get_nsd_from_db(self
, nsd_id
, session
):
410 _filter
= self
._get
_project
_filter
(session
)
411 _filter
["_id"] = nsd_id
412 return self
.db
.get_one("nsds", _filter
)
414 def _get_vnfd_from_db(self
, vnfd_id
, session
):
415 _filter
= self
._get
_project
_filter
(session
)
416 _filter
["id"] = vnfd_id
417 vnfd
= self
.db
.get_one("vnfds", _filter
, fail_on_empty
=True, fail_on_more
=True)
420 def _add_nsr_to_db(self
, nsr_descriptor
, rollback
, session
):
422 nsr_descriptor
, session
["project_id"], make_public
=session
["public"]
424 self
.db
.create("nsrs", nsr_descriptor
)
425 rollback
.append({"topic": "nsrs", "_id": nsr_descriptor
["id"]})
427 def _add_vnfr_to_db(self
, vnfr_descriptor
, rollback
, session
):
429 vnfr_descriptor
, session
["project_id"], make_public
=session
["public"]
431 self
.db
.create("vnfrs", vnfr_descriptor
)
432 rollback
.append({"topic": "vnfrs", "_id": vnfr_descriptor
["id"]})
434 def _check_nsd_operational_state(self
, nsd
, ns_request
):
435 if nsd
["_admin"]["operationalState"] == "DISABLED":
436 raise EngineException(
437 "nsd with id '{}' is DISABLED, and thus cannot be used to create "
438 "a network service".format(ns_request
["nsdId"]),
439 http_code
=HTTPStatus
.CONFLICT
,
442 def _get_ns_k8s_namespace(self
, nsd
, ns_request
, session
):
443 additional_params
, _
= self
._format
_additional
_params
(
444 ns_request
, descriptor
=nsd
446 # use for k8s-namespace from ns_request or additionalParamsForNs. By default, the project_id
447 ns_k8s_namespace
= session
["project_id"][0] if session
["project_id"] else None
448 if ns_request
and ns_request
.get("k8s-namespace"):
449 ns_k8s_namespace
= ns_request
["k8s-namespace"]
450 if additional_params
and additional_params
.get("k8s-namespace"):
451 ns_k8s_namespace
= additional_params
["k8s-namespace"]
453 return ns_k8s_namespace
455 def _add_flavor_to_nsr(self
, vdu
, vnfd
, nsr_descriptor
, member_vnf_index
, revision
=None):
458 # Find this vdu compute and storage descriptors
459 vdu_virtual_compute
= {}
460 vdu_virtual_storage
= {}
461 for vcd
in vnfd
.get("virtual-compute-desc", ()):
462 if vcd
.get("id") == vdu
.get("virtual-compute-desc"):
463 vdu_virtual_compute
= vcd
464 for vsd
in vnfd
.get("virtual-storage-desc", ()):
465 if vsd
.get("id") == vdu
.get("virtual-storage-desc", [[]])[0]:
466 vdu_virtual_storage
= vsd
467 # Get this vdu vcpus, memory and storage info for flavor_data
468 if vdu_virtual_compute
.get("virtual-cpu", {}).get(
471 flavor_data
["vcpu-count"] = vdu_virtual_compute
["virtual-cpu"][
474 if vdu_virtual_compute
.get("virtual-memory", {}).get("size"):
475 flavor_data
["memory-mb"] = (
476 float(vdu_virtual_compute
["virtual-memory"]["size"])
479 if vdu_virtual_storage
.get("size-of-storage"):
480 flavor_data
["storage-gb"] = vdu_virtual_storage
[
483 # Get this vdu EPA info for guest_epa
484 if vdu_virtual_compute
.get("virtual-cpu", {}).get("cpu-quota"):
485 guest_epa
["cpu-quota"] = vdu_virtual_compute
["virtual-cpu"][
488 if vdu_virtual_compute
.get("virtual-cpu", {}).get("pinning"):
489 vcpu_pinning
= vdu_virtual_compute
["virtual-cpu"]["pinning"]
490 if vcpu_pinning
.get("thread-policy"):
491 guest_epa
["cpu-thread-pinning-policy"] = vcpu_pinning
[
494 if vcpu_pinning
.get("policy"):
497 if vcpu_pinning
["policy"] == "dynamic"
500 guest_epa
["cpu-pinning-policy"] = cpu_policy
501 if vdu_virtual_compute
.get("virtual-memory", {}).get("mem-quota"):
502 guest_epa
["mem-quota"] = vdu_virtual_compute
["virtual-memory"][
505 if vdu_virtual_compute
.get("virtual-memory", {}).get(
508 guest_epa
["mempage-size"] = vdu_virtual_compute
[
511 if vdu_virtual_compute
.get("virtual-memory", {}).get(
514 guest_epa
["numa-node-policy"] = vdu_virtual_compute
[
516 ]["numa-node-policy"]
517 if vdu_virtual_storage
.get("disk-io-quota"):
518 guest_epa
["disk-io-quota"] = vdu_virtual_storage
[
523 flavor_data
["guest-epa"] = guest_epa
525 revision
= revision
if revision
is not None else 1
526 flavor_data
["name"] = vdu
["id"][:56] + "-" + member_vnf_index
+ "-" + str(revision
) + "-flv"
527 flavor_data
["id"] = str(len(nsr_descriptor
["flavor"]))
528 nsr_descriptor
["flavor"].append(flavor_data
)
530 def _create_nsr_descriptor_from_nsd(self
, nsd
, ns_request
, nsr_id
, session
):
532 additional_params
, _
= self
._format
_additional
_params
(
533 ns_request
, descriptor
=nsd
537 "name": ns_request
["nsName"],
538 "name-ref": ns_request
["nsName"],
539 "short-name": ns_request
["nsName"],
540 "admin-status": "ENABLED",
541 "nsState": "NOT_INSTANTIATED",
542 "currentOperation": "IDLE",
543 "currentOperationID": None,
544 "errorDescription": None,
546 "deploymentStatus": None,
547 "configurationStatus": None,
549 "nsd": {k
: v
for k
, v
in nsd
.items()},
550 "datacenter": ns_request
["vimAccountId"],
551 "resource-orchestrator": "osmopenmano",
552 "description": ns_request
.get("nsDescription", ""),
553 "constituent-vnfr-ref": [],
554 "operational-status": "init", # typedef ns-operational-
555 "config-status": "init", # typedef config-states
556 "detailed-status": "scheduled",
557 "orchestration-progress": {},
559 "nsd-name-ref": nsd
["name"],
560 "operational-events": [], # "id", "timestamp", "description", "event",
561 "nsd-ref": nsd
["id"],
562 "nsd-id": nsd
["_id"],
564 "instantiate_params": self
._format
_ns
_request
(ns_request
),
565 "additionalParamsForNs": additional_params
,
566 "ns-instance-config-ref": nsr_id
,
569 "ssh-authorized-key": ns_request
.get("ssh_keys"), # TODO remove
572 "affinity-or-anti-affinity-group": [],
574 if "revision" in nsd
["_admin"]:
575 nsr_descriptor
["revision"] = nsd
["_admin"]["revision"]
577 ns_request
["nsr_id"] = nsr_id
578 if ns_request
and ns_request
.get("config-units"):
579 nsr_descriptor
["config-units"] = ns_request
["config-units"]
581 if nsd
.get("virtual-link-desc"):
582 nsr_vld
= deepcopy(nsd
.get("virtual-link-desc", []))
583 # Fill each vld with vnfd-connection-point-ref data
584 # TODO: Change for multiple df support
585 all_vld_connection_point_data
= {vld
.get("id"): [] for vld
in nsr_vld
}
586 vnf_profiles
= nsd
.get("df", [[]])[0].get("vnf-profile", ())
587 for vnf_profile
in vnf_profiles
:
588 for vlc
in vnf_profile
.get("virtual-link-connectivity", ()):
589 for cpd
in vlc
.get("constituent-cpd-id", ()):
590 all_vld_connection_point_data
[
591 vlc
.get("virtual-link-profile-id")
594 "member-vnf-index-ref": cpd
.get(
595 "constituent-base-element-id"
597 "vnfd-connection-point-ref": cpd
.get(
600 "vnfd-id-ref": vnf_profile
.get("vnfd-id"),
604 vnfd
= self
._get
_vnfd
_from
_db
(vnf_profile
.get("vnfd-id"), session
)
607 for vdu
in vnfd
.get("vdu", ()):
608 member_vnf_index
= vnf_profile
.get("id")
609 self
._add
_flavor
_to
_nsr
(vdu
, vnfd
, nsr_descriptor
, member_vnf_index
)
610 sw_image_id
= vdu
.get("sw-image-desc")
612 image_data
= self
._get
_image
_data
_from
_vnfd
(vnfd
, sw_image_id
)
613 self
._add
_image
_to
_nsr
(nsr_descriptor
, image_data
)
615 # also add alternative images to the list of images
616 for alt_image
in vdu
.get("alternative-sw-image-desc", ()):
617 image_data
= self
._get
_image
_data
_from
_vnfd
(vnfd
, alt_image
)
618 self
._add
_image
_to
_nsr
(nsr_descriptor
, image_data
)
620 # Add Affinity or Anti-affinity group information to NSR
621 vdu_profiles
= vnfd
.get("df", [[]])[0].get("vdu-profile", ())
622 affinity_group_prefix_name
= "{}-{}".format(
623 nsr_descriptor
["name"][:16], vnf_profile
.get("id")[:16]
626 for vdu_profile
in vdu_profiles
:
627 affinity_group_data
= {}
628 for affinity_group
in vdu_profile
.get(
629 "affinity-or-anti-affinity-group", ()
631 affinity_group_data
= (
632 self
._get
_affinity
_or
_anti
_affinity
_group
_data
_from
_vnfd
(
633 vnfd
, affinity_group
["id"]
636 affinity_group_data
["member-vnf-index"] = vnf_profile
.get("id")
637 self
._add
_affinity
_or
_anti
_affinity
_group
_to
_nsr
(
640 affinity_group_prefix_name
,
644 vld
["vnfd-connection-point-ref"] = all_vld_connection_point_data
.get(
647 vld
["name"] = vld
["id"]
648 nsr_descriptor
["vld"] = nsr_vld
650 return nsr_descriptor
652 def _get_affinity_or_anti_affinity_group_data_from_vnfd(
653 self
, vnfd
, affinity_group_id
656 Gets affinity-or-anti-affinity-group info from df and returns the desired affinity group
658 affinity_group
= utils
.find_in_list(
659 vnfd
.get("df", [[]])[0].get("affinity-or-anti-affinity-group", ()),
660 lambda ag
: ag
["id"] == affinity_group_id
,
662 affinity_group_data
= {}
664 if affinity_group
.get("id"):
665 affinity_group_data
["ag-id"] = affinity_group
["id"]
666 if affinity_group
.get("type"):
667 affinity_group_data
["type"] = affinity_group
["type"]
668 if affinity_group
.get("scope"):
669 affinity_group_data
["scope"] = affinity_group
["scope"]
670 return affinity_group_data
672 def _add_affinity_or_anti_affinity_group_to_nsr(
673 self
, nsr_descriptor
, affinity_group_data
, affinity_group_prefix_name
676 Adds affinity-or-anti-affinity-group to nsr checking first it is not already added
678 affinity_group
= next(
681 for f
in nsr_descriptor
["affinity-or-anti-affinity-group"]
682 if all(f
.get(k
) == affinity_group_data
[k
] for k
in affinity_group_data
)
686 if not affinity_group
:
687 affinity_group_data
["id"] = str(
688 len(nsr_descriptor
["affinity-or-anti-affinity-group"])
690 affinity_group_data
["name"] = "{}-{}".format(
691 affinity_group_prefix_name
, affinity_group_data
["ag-id"][:32]
693 nsr_descriptor
["affinity-or-anti-affinity-group"].append(
697 def _get_image_data_from_vnfd(self
, vnfd
, sw_image_id
):
698 sw_image_desc
= utils
.find_in_list(
699 vnfd
.get("sw-image-desc", ()), lambda sw
: sw
["id"] == sw_image_id
702 if sw_image_desc
.get("image"):
703 image_data
["image"] = sw_image_desc
["image"]
704 if sw_image_desc
.get("checksum"):
705 image_data
["image_checksum"] = sw_image_desc
["checksum"]["hash"]
706 if sw_image_desc
.get("vim-type"):
707 image_data
["vim-type"] = sw_image_desc
["vim-type"]
710 def _add_image_to_nsr(self
, nsr_descriptor
, image_data
):
712 Adds image to nsr checking first it is not already added
717 for f
in nsr_descriptor
["image"]
718 if all(f
.get(k
) == image_data
[k
] for k
in image_data
)
723 image_data
["id"] = str(len(nsr_descriptor
["image"]))
724 nsr_descriptor
["image"].append(image_data
)
726 def _create_vnfr_descriptor_from_vnfd(
737 vnfr_id
= str(uuid4())
738 nsr_id
= nsr_descriptor
["id"]
740 additional_params
, vnf_params
= self
._format
_additional
_params
(
741 ns_request
, vnf_index
, descriptor
=vnfd
747 "nsr-id-ref": nsr_id
,
748 "member-vnf-index-ref": vnf_index
,
749 "additionalParamsForVnf": additional_params
,
751 # "vnfd": vnfd, # at OSM model.but removed to avoid data duplication TODO: revise
753 "vnfd-id": vnfd
["_id"], # not at OSM model, but useful
754 "vim-account-id": None,
757 "connection-point": [],
758 "ip-address": None, # mgmt-interface filled by LCM
761 # Revision backwards compatility. Only specify the revision in the record if
762 # the original VNFD has a revision.
763 if "revision" in vnfd
:
764 vnfr_descriptor
["revision"] = vnfd
["revision"]
767 vnf_k8s_namespace
= ns_k8s_namespace
769 if vnf_params
.get("k8s-namespace"):
770 vnf_k8s_namespace
= vnf_params
["k8s-namespace"]
771 if vnf_params
.get("config-units"):
772 vnfr_descriptor
["config-units"] = vnf_params
["config-units"]
775 if vnfd
.get("int-virtual-link-desc"):
776 vnfr_descriptor
["vld"] = []
777 for vnfd_vld
in vnfd
.get("int-virtual-link-desc"):
778 vnfr_descriptor
["vld"].append({key
: vnfd_vld
[key
] for key
in vnfd_vld
})
780 for cp
in vnfd
.get("ext-cpd", ()):
782 "name": cp
.get("id"),
783 "connection-point-id": cp
.get("int-cpd", {}).get("cpd"),
784 "connection-point-vdu-id": cp
.get("int-cpd", {}).get("vdu-id"),
786 # "ip-address", "mac-address" # filled by LCM
787 # vim-id # TODO it would be nice having a vim port id
789 vnfr_descriptor
["connection-point"].append(vnf_cp
)
791 # Create k8s-cluster information
792 # TODO: Validate if a k8s-cluster net can have more than one ext-cpd ?
793 if vnfd
.get("k8s-cluster"):
794 vnfr_descriptor
["k8s-cluster"] = vnfd
["k8s-cluster"]
795 all_k8s_cluster_nets_cpds
= {}
796 for cpd
in get_iterable(vnfd
.get("ext-cpd")):
797 if cpd
.get("k8s-cluster-net"):
798 all_k8s_cluster_nets_cpds
[cpd
.get("k8s-cluster-net")] = cpd
.get(
801 for net
in get_iterable(vnfr_descriptor
["k8s-cluster"].get("nets")):
802 if net
.get("id") in all_k8s_cluster_nets_cpds
:
803 net
["external-connection-point-ref"] = all_k8s_cluster_nets_cpds
[
808 for kdu
in get_iterable(vnfd
.get("kdu")):
809 additional_params
, kdu_params
= self
._format
_additional
_params
(
810 ns_request
, vnf_index
, kdu_name
=kdu
["name"], descriptor
=vnfd
812 kdu_k8s_namespace
= vnf_k8s_namespace
813 kdu_model
= kdu_params
.get("kdu_model") if kdu_params
else None
814 if kdu_params
and kdu_params
.get("k8s-namespace"):
815 kdu_k8s_namespace
= kdu_params
["k8s-namespace"]
817 kdu_deployment_name
= ""
818 if kdu_params
and kdu_params
.get("kdu-deployment-name"):
819 kdu_deployment_name
= kdu_params
.get("kdu-deployment-name")
822 "additionalParams": additional_params
,
823 "k8s-namespace": kdu_k8s_namespace
,
824 "kdu-deployment-name": kdu_deployment_name
,
825 "kdu-name": kdu
["name"],
826 # TODO "name": "" Name of the VDU in the VIM
827 "ip-address": None, # mgmt-interface filled by LCM
830 if kdu_params
and kdu_params
.get("config-units"):
831 kdur
["config-units"] = kdu_params
["config-units"]
832 if kdu
.get("helm-version"):
833 kdur
["helm-version"] = kdu
["helm-version"]
834 for k8s_type
in ("helm-chart", "juju-bundle"):
835 if kdu
.get(k8s_type
):
836 kdur
[k8s_type
] = kdu_model
or kdu
[k8s_type
]
837 if not vnfr_descriptor
.get("kdur"):
838 vnfr_descriptor
["kdur"] = []
839 vnfr_descriptor
["kdur"].append(kdur
)
841 vnfd_mgmt_cp
= vnfd
.get("mgmt-cp")
843 for vdu
in vnfd
.get("vdu", ()):
846 configs
= vnfd
.get("df")[0]["lcm-operations-configuration"][
847 "operate-vnf-op-config"
849 vdu_config
= utils
.find_in_list(
850 configs
, lambda config
: config
["id"] == vdu
["id"]
856 vdu_instantiation_level
= utils
.find_in_list(
857 vnfd
.get("df")[0]["instantiation-level"][0]["vdu-level"],
858 lambda a_vdu_profile
: a_vdu_profile
["vdu-id"] == vdu
["id"],
861 vdu_instantiation_level
= None
864 external_connection_ee
= utils
.filter_in_list(
865 vdu_config
.get("execution-environment-list", []),
866 lambda ee
: "external-connection-point-ref" in ee
,
868 for ee
in external_connection_ee
:
869 vdu_mgmt_cp
.append(ee
["external-connection-point-ref"])
871 additional_params
, vdu_params
= self
._format
_additional
_params
(
872 ns_request
, vnf_index
, vdu_id
=vdu
["id"], descriptor
=vnfd
876 vdu_virtual_storage_descriptors
= utils
.filter_in_list(
877 vnfd
.get("virtual-storage-desc", []),
878 lambda stg_desc
: stg_desc
["id"] in vdu
["virtual-storage-desc"]
881 vdu_virtual_storage_descriptors
= []
883 "vdu-id-ref": vdu
["id"],
884 # TODO "name": "" Name of the VDU in the VIM
885 "ip-address": None, # mgmt-interface filled by LCM
886 # "vim-id", "flavor-id", "image-id", "management-ip" # filled by LCM
887 "internal-connection-point": [],
889 "additionalParams": additional_params
,
890 "vdu-name": vdu
["name"],
891 "virtual-storages": vdu_virtual_storage_descriptors
893 if vdu_params
and vdu_params
.get("config-units"):
894 vdur
["config-units"] = vdu_params
["config-units"]
895 if deep_get(vdu
, ("supplemental-boot-data", "boot-data-drive")):
896 vdur
["boot-data-drive"] = vdu
["supplemental-boot-data"][
899 if vdu
.get("pdu-type"):
900 vdur
["pdu-type"] = vdu
["pdu-type"]
901 vdur
["name"] = vdu
["pdu-type"]
902 # TODO volumes: name, volume-id
903 for icp
in vdu
.get("int-cpd", ()):
906 "connection-point-id": icp
["id"],
907 "name": icp
.get("id"),
910 vdur
["internal-connection-point"].append(vdu_icp
)
912 for iface
in icp
.get("virtual-network-interface-requirement", ()):
913 # Name, mac-address and interface position is taken from VNFD
914 # and included into VNFR. By this way RO can process this information
915 # while creating the VDU.
916 iface_fields
= ("name", "mac-address", "position", "ip-address")
918 x
: iface
[x
] for x
in iface_fields
if iface
.get(x
) is not None
921 vdu_iface
["internal-connection-point-ref"] = vdu_icp
["id"]
922 if "port-security-enabled" in icp
:
923 vdu_iface
["port-security-enabled"] = icp
[
924 "port-security-enabled"
927 if "port-security-disable-strategy" in icp
:
928 vdu_iface
["port-security-disable-strategy"] = icp
[
929 "port-security-disable-strategy"
932 for ext_cp
in vnfd
.get("ext-cpd", ()):
933 if not ext_cp
.get("int-cpd"):
935 if ext_cp
["int-cpd"].get("vdu-id") != vdu
["id"]:
937 if icp
["id"] == ext_cp
["int-cpd"].get("cpd"):
938 vdu_iface
["external-connection-point-ref"] = ext_cp
.get(
942 if "port-security-enabled" in ext_cp
:
943 vdu_iface
["port-security-enabled"] = ext_cp
[
944 "port-security-enabled"
947 if "port-security-disable-strategy" in ext_cp
:
948 vdu_iface
["port-security-disable-strategy"] = ext_cp
[
949 "port-security-disable-strategy"
956 and vdu_iface
.get("external-connection-point-ref")
959 vdu_iface
["mgmt-vnf"] = True
960 vdu_iface
["mgmt-interface"] = True
962 for ecp
in vdu_mgmt_cp
:
963 if vdu_iface
.get("external-connection-point-ref") == ecp
:
964 vdu_iface
["mgmt-interface"] = True
966 if iface
.get("virtual-interface"):
967 vdu_iface
.update(deepcopy(iface
["virtual-interface"]))
969 # look for network where this interface is connected
970 iface_ext_cp
= vdu_iface
.get("external-connection-point-ref")
972 # TODO: Change for multiple df support
973 for df
in get_iterable(nsd
.get("df")):
974 for vnf_profile
in get_iterable(df
.get("vnf-profile")):
975 for vlc_index
, vlc
in enumerate(
977 vnf_profile
.get("virtual-link-connectivity")
980 for cpd
in get_iterable(
981 vlc
.get("constituent-cpd-id")
984 cpd
.get("constituent-cpd-id")
987 vdu_iface
["ns-vld-id"] = vlc
.get(
988 "virtual-link-profile-id"
990 # if iface type is SRIOV or PASSTHROUGH, set pci-interfaces flag to True
991 if vdu_iface
.get("type") in (
995 nsr_descriptor
["vld"][vlc_index
][
999 elif vdu_iface
.get("internal-connection-point-ref"):
1000 vdu_iface
["vnf-vld-id"] = icp
.get("int-virtual-link-desc")
1001 # TODO: store fixed IP address in the record (if it exists in the ICP)
1002 # if iface type is SRIOV or PASSTHROUGH, set pci-interfaces flag to True
1003 if vdu_iface
.get("type") in ("SR-IOV", "PCI-PASSTHROUGH"):
1004 ivld_index
= utils
.find_index_in_list(
1005 vnfd
.get("int-virtual-link-desc", ()),
1006 lambda ivld
: ivld
["id"]
1007 == icp
.get("int-virtual-link-desc"),
1009 vnfr_descriptor
["vld"][ivld_index
]["pci-interfaces"] = True
1011 vdur
["interfaces"].append(vdu_iface
)
1013 if vdu
.get("sw-image-desc"):
1014 sw_image
= utils
.find_in_list(
1015 vnfd
.get("sw-image-desc", ()),
1016 lambda image
: image
["id"] == vdu
.get("sw-image-desc"),
1018 nsr_sw_image_data
= utils
.find_in_list(
1019 nsr_descriptor
["image"],
1020 lambda nsr_image
: (nsr_image
.get("image") == sw_image
.get("image")),
1022 vdur
["ns-image-id"] = nsr_sw_image_data
["id"]
1024 if vdu
.get("alternative-sw-image-desc"):
1026 for alt_image_id
in vdu
.get("alternative-sw-image-desc", ()):
1027 sw_image
= utils
.find_in_list(
1028 vnfd
.get("sw-image-desc", ()),
1029 lambda image
: image
["id"] == alt_image_id
,
1031 nsr_sw_image_data
= utils
.find_in_list(
1032 nsr_descriptor
["image"],
1034 nsr_image
.get("image") == sw_image
.get("image")
1037 alt_image_ids
.append(nsr_sw_image_data
["id"])
1038 vdur
["alt-image-ids"] = alt_image_ids
1040 revision
= revision
if revision
is not None else 1
1041 flavor_data_name
= vdu
["id"][:56] + "-" + vnf_index
+ "-" + str(revision
) + "-flv"
1042 nsr_flavor_desc
= utils
.find_in_list(
1043 nsr_descriptor
["flavor"],
1044 lambda flavor
: flavor
["name"] == flavor_data_name
,
1048 vdur
["ns-flavor-id"] = nsr_flavor_desc
["id"]
1050 # Adding Affinity groups information to vdur
1052 vdu_profile_affinity_group
= utils
.find_in_list(
1053 vnfd
.get("df")[0]["vdu-profile"],
1054 lambda a_vdu
: a_vdu
["id"] == vdu
["id"],
1057 vdu_profile_affinity_group
= None
1059 if vdu_profile_affinity_group
:
1060 affinity_group_ids
= []
1061 for affinity_group
in vdu_profile_affinity_group
.get(
1062 "affinity-or-anti-affinity-group", ()
1064 vdu_affinity_group
= utils
.find_in_list(
1065 vdu_profile_affinity_group
.get(
1066 "affinity-or-anti-affinity-group", ()
1068 lambda ag_fp
: ag_fp
["id"] == affinity_group
["id"],
1070 nsr_affinity_group
= utils
.find_in_list(
1071 nsr_descriptor
["affinity-or-anti-affinity-group"],
1073 nsr_ag
.get("ag-id") == vdu_affinity_group
.get("id")
1074 and nsr_ag
.get("member-vnf-index")
1075 == vnfr_descriptor
.get("member-vnf-index-ref")
1078 # Update Affinity Group VIM name if VDU instantiation parameter is present
1079 if vnf_params
and vnf_params
.get("affinity-or-anti-affinity-group"):
1080 vnf_params_affinity_group
= utils
.find_in_list(
1081 vnf_params
["affinity-or-anti-affinity-group"],
1083 vnfp_ag
.get("id") == vdu_affinity_group
.get("id")
1086 if vnf_params_affinity_group
.get("vim-affinity-group-id"):
1088 "vim-affinity-group-id"
1089 ] = vnf_params_affinity_group
["vim-affinity-group-id"]
1090 affinity_group_ids
.append(nsr_affinity_group
["id"])
1091 vdur
["affinity-or-anti-affinity-group-id"] = affinity_group_ids
1093 if vdu_instantiation_level
:
1094 count
= vdu_instantiation_level
.get("number-of-instances")
1098 for index
in range(0, count
):
1099 vdur
= deepcopy(vdur
)
1100 for iface
in vdur
["interfaces"]:
1101 if iface
.get("ip-address") and index
!= 0:
1102 iface
["ip-address"] = increment_ip_mac(iface
["ip-address"])
1103 if iface
.get("mac-address") and index
!= 0:
1104 iface
["mac-address"] = increment_ip_mac(iface
["mac-address"])
1106 vdur
["_id"] = str(uuid4())
1107 vdur
["id"] = vdur
["_id"]
1108 vdur
["count-index"] = index
1109 vnfr_descriptor
["vdur"].append(vdur
)
1111 return vnfr_descriptor
1113 def vca_status_refresh(self
, session
, ns_instance_content
, filter_q
):
1115 vcaStatus in ns_instance_content maybe stale, check if it is stale and create lcm op
1116 to refresh vca status by sending message to LCM when it is stale. Ignore otherwise.
1117 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1118 :param ns_instance_content: ns instance content
1119 :param filter_q: dict: query parameter containing vcaStatus-refresh as true or false
1122 time_now
, time_delta
= time(), time() - ns_instance_content
["_admin"]["modified"]
1123 force_refresh
= isinstance(filter_q
, dict) and filter_q
.get('vcaStatusRefresh') == 'true'
1124 threshold_reached
= time_delta
> 120
1125 if force_refresh
or threshold_reached
:
1126 operation
, _id
= "vca_status_refresh", ns_instance_content
["_id"]
1127 ns_instance_content
["_admin"]["modified"] = time_now
1128 self
.db
.set_one(self
.topic
, {"_id": _id
}, ns_instance_content
)
1129 nslcmop_desc
= NsLcmOpTopic
._create
_nslcmop
(_id
, operation
, None)
1130 self
.format_on_new(nslcmop_desc
, session
["project_id"], make_public
=session
["public"])
1131 nslcmop_desc
["_admin"].pop("nsState")
1132 self
.msg
.write("ns", operation
, nslcmop_desc
)
1135 def show(self
, session
, _id
, filter_q
=None, api_req
=False):
1137 Get complete information on an ns instance.
1138 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1139 :param _id: string, ns instance id
1140 :param filter_q: dict: query parameter containing vcaStatusRefresh as true or false
1141 :param api_req: True if this call is serving an external API request. False if serving internal request.
1142 :return: dictionary, raise exception if not found.
1144 ns_instance_content
= super().show(session
, _id
, api_req
)
1145 self
.vca_status_refresh(session
, ns_instance_content
, filter_q
)
1146 return ns_instance_content
1148 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
1149 raise EngineException(
1150 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
1154 class VnfrTopic(BaseTopic
):
1158 def __init__(self
, db
, fs
, msg
, auth
):
1159 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
1161 def delete(self
, session
, _id
, dry_run
=False, not_send_msg
=None):
1162 raise EngineException(
1163 "Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
1166 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
1167 raise EngineException(
1168 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
1171 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
1172 # Not used because vnfrs are created and deleted by NsrTopic class directly
1173 raise EngineException(
1174 "Method new called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
1178 class NsLcmOpTopic(BaseTopic
):
1181 operation_schema
= { # mapping between operation and jsonschema to validate
1182 "instantiate": ns_instantiate
,
1183 "action": ns_action
,
1184 "update": ns_update
,
1187 "terminate": ns_terminate
,
1188 "migrate": ns_migrate
,
1189 "verticalscale": ns_verticalscale
,
1192 def __init__(self
, db
, fs
, msg
, auth
):
1193 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
1194 self
.nsrtopic
= NsrTopic(db
, fs
, msg
, auth
)
1196 def _check_ns_operation(self
, session
, nsr
, operation
, indata
):
1198 Check that user has enter right parameters for the operation
1199 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1200 :param operation: it can be: instantiate, terminate, action, update, heal
1201 :param indata: descriptor with the parameters of the operation
1204 if operation
== "action":
1205 self
._check
_action
_ns
_operation
(indata
, nsr
)
1206 elif operation
== "scale":
1207 self
._check
_scale
_ns
_operation
(indata
, nsr
)
1208 elif operation
== "update":
1209 self
._check
_update
_ns
_operation
(indata
, nsr
)
1210 elif operation
== "heal":
1211 self
._check
_heal
_ns
_operation
(indata
, nsr
)
1212 elif operation
== "instantiate":
1213 self
._check
_instantiate
_ns
_operation
(indata
, nsr
, session
)
1215 def _check_action_ns_operation(self
, indata
, nsr
):
1217 # check vnf_member_index
1218 if indata
.get("vnf_member_index"):
1219 indata
["member_vnf_index"] = indata
.pop(
1221 ) # for backward compatibility
1222 if indata
.get("member_vnf_index"):
1223 vnfd
= self
._get
_vnfd
_from
_vnf
_member
_index
(
1224 indata
["member_vnf_index"], nsr
["_id"]
1227 configs
= vnfd
.get("df")[0]["lcm-operations-configuration"][
1228 "operate-vnf-op-config"
1233 if indata
.get("vdu_id"):
1234 self
._check
_valid
_vdu
(vnfd
, indata
["vdu_id"])
1235 descriptor_configuration
= utils
.find_in_list(
1236 configs
, lambda config
: config
["id"] == indata
["vdu_id"]
1238 elif indata
.get("kdu_name"):
1239 self
._check
_valid
_kdu
(vnfd
, indata
["kdu_name"])
1240 descriptor_configuration
= utils
.find_in_list(
1241 configs
, lambda config
: config
["id"] == indata
.get("kdu_name")
1244 descriptor_configuration
= utils
.find_in_list(
1245 configs
, lambda config
: config
["id"] == vnfd
["id"]
1247 if descriptor_configuration
is not None:
1248 descriptor_configuration
= descriptor_configuration
.get(
1252 descriptor_configuration
= nsd
.get("ns-configuration", {}).get(
1256 # For k8s allows default primitives without validating the parameters
1257 if indata
.get("kdu_name") and indata
["primitive"] in (
1264 # TODO should be checked that rollback only can contains revsision_numbe????
1265 if not indata
.get("member_vnf_index"):
1266 raise EngineException(
1267 "Missing action parameter 'member_vnf_index' for default KDU primitive '{}'".format(
1272 # if not, check primitive
1273 for config_primitive
in get_iterable(descriptor_configuration
):
1274 if indata
["primitive"] == config_primitive
["name"]:
1275 # check needed primitive_params are provided
1276 if indata
.get("primitive_params"):
1277 in_primitive_params_copy
= copy(indata
["primitive_params"])
1279 in_primitive_params_copy
= {}
1280 for paramd
in get_iterable(config_primitive
.get("parameter")):
1281 if paramd
["name"] in in_primitive_params_copy
:
1282 del in_primitive_params_copy
[paramd
["name"]]
1283 elif not paramd
.get("default-value"):
1284 raise EngineException(
1285 "Needed parameter {} not provided for primitive '{}'".format(
1286 paramd
["name"], indata
["primitive"]
1289 # check no extra primitive params are provided
1290 if in_primitive_params_copy
:
1291 raise EngineException(
1292 "parameter/s '{}' not present at vnfd /nsd for primitive '{}'".format(
1293 list(in_primitive_params_copy
.keys()), indata
["primitive"]
1298 raise EngineException(
1299 "Invalid primitive '{}' is not present at vnfd/nsd".format(
1304 def _check_update_ns_operation(self
, indata
, nsr
) -> None:
1305 """Validates the ns-update request according to updateType
1307 If updateType is CHANGE_VNFPKG:
1308 - it checks the vnfInstanceId, whether it's available under ns instance
1309 - it checks the vnfdId whether it matches with the vnfd-id in the vnf-record of specified VNF.
1310 Otherwise exception will be raised.
1311 If updateType is REMOVE_VNF:
1312 - it checks if the vnfInstanceId is available in the ns instance
1313 - Otherwise exception will be raised.
1316 indata: includes updateType such as CHANGE_VNFPKG,
1317 nsr: network service record
1321 a meaningful error if given update parameters are not proper such as
1322 "Error in validating ns-update request: <ID> does not match
1323 with the vnfd-id of vnfinstance
1324 http_code=HTTPStatus.UNPROCESSABLE_ENTITY"
1328 if indata
["updateType"] == "CHANGE_VNFPKG":
1329 # vnfInstanceId, nsInstanceId, vnfdId are mandatory
1330 vnf_instance_id
= indata
["changeVnfPackageData"]["vnfInstanceId"]
1331 ns_instance_id
= indata
["nsInstanceId"]
1332 vnfd_id_2update
= indata
["changeVnfPackageData"]["vnfdId"]
1334 if vnf_instance_id
not in nsr
["constituent-vnfr-ref"]:
1336 raise EngineException(
1337 f
"Error in validating ns-update request: vnf {vnf_instance_id} does not "
1338 f
"belong to NS {ns_instance_id}",
1339 http_code
=HTTPStatus
.UNPROCESSABLE_ENTITY
,
1342 # Getting vnfrs through the ns_instance_id
1343 vnfrs
= self
.db
.get_list("vnfrs", {"nsr-id-ref": ns_instance_id
})
1344 constituent_vnfd_id
= next(
1348 if vnfr
["id"] == vnf_instance_id
1353 # Check the given vnfd-id belongs to given vnf instance
1354 if constituent_vnfd_id
and (vnfd_id_2update
!= constituent_vnfd_id
):
1356 raise EngineException(
1357 f
"Error in validating ns-update request: vnfd-id {vnfd_id_2update} does not "
1358 f
"match with the vnfd-id: {constituent_vnfd_id} of VNF instance: {vnf_instance_id}",
1359 http_code
=HTTPStatus
.UNPROCESSABLE_ENTITY
,
1362 # Validating the ns update timeout
1364 indata
.get("timeout_ns_update")
1365 and indata
["timeout_ns_update"] < 300
1367 raise EngineException(
1368 "Error in validating ns-update request: {} second is not enough "
1369 "to upgrade the VNF instance: {}".format(
1370 indata
["timeout_ns_update"], vnf_instance_id
1372 http_code
=HTTPStatus
.UNPROCESSABLE_ENTITY
,
1374 elif indata
["updateType"] == "REMOVE_VNF":
1375 vnf_instance_id
= indata
["removeVnfInstanceId"]
1376 ns_instance_id
= indata
["nsInstanceId"]
1377 if vnf_instance_id
not in nsr
["constituent-vnfr-ref"]:
1378 raise EngineException(
1379 "Invalid VNF Instance Id. '{}' is not "
1380 "present in the NS '{}'".format(vnf_instance_id
, ns_instance_id
)
1391 "Ns update request could not be processed with error: {}.".format(e
)
1394 def _check_scale_ns_operation(self
, indata
, nsr
):
1395 vnfd
= self
._get
_vnfd
_from
_vnf
_member
_index
(
1396 indata
["scaleVnfData"]["scaleByStepData"]["member-vnf-index"], nsr
["_id"]
1398 for scaling_aspect
in get_iterable(vnfd
.get("df", ())[0]["scaling-aspect"]):
1400 indata
["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"]
1401 == scaling_aspect
["id"]
1405 raise EngineException(
1406 "Invalid scaleVnfData:scaleByStepData:scaling-group-descriptor '{}' is not "
1407 "present at vnfd:scaling-aspect".format(
1408 indata
["scaleVnfData"]["scaleByStepData"][
1409 "scaling-group-descriptor"
1414 def _check_heal_ns_operation(self
, indata
, nsr
):
1417 def _check_instantiate_ns_operation(self
, indata
, nsr
, session
):
1418 vnf_member_index_to_vnfd
= {} # map between vnf_member_index to vnf descriptor.
1422 self
._check
_valid
_vim
_account
(indata
["vimAccountId"], vim_accounts
, session
)
1423 self
._check
_valid
_wim
_account
(indata
.get("wimAccountId"), wim_accounts
, session
)
1424 for in_vnf
in get_iterable(indata
.get("vnf")):
1425 member_vnf_index
= in_vnf
["member-vnf-index"]
1426 if vnf_member_index_to_vnfd
.get(member_vnf_index
):
1427 vnfd
= vnf_member_index_to_vnfd
[member_vnf_index
]
1429 vnfd
= self
._get
_vnfd
_from
_vnf
_member
_index
(
1430 member_vnf_index
, nsr
["_id"]
1432 vnf_member_index_to_vnfd
[
1434 ] = vnfd
# add to cache, avoiding a later look for
1435 self
._check
_vnf
_instantiation
_params
(in_vnf
, vnfd
)
1436 if in_vnf
.get("vimAccountId"):
1437 self
._check
_valid
_vim
_account
(
1438 in_vnf
["vimAccountId"], vim_accounts
, session
1441 for in_vld
in get_iterable(indata
.get("vld")):
1442 self
._check
_valid
_wim
_account
(
1443 in_vld
.get("wimAccountId"), wim_accounts
, session
1445 for vldd
in get_iterable(nsd
.get("virtual-link-desc")):
1446 if in_vld
["name"] == vldd
["id"]:
1449 raise EngineException(
1450 "Invalid parameter vld:name='{}' is not present at nsd:vld".format(
1455 def _get_vnfd_from_vnf_member_index(self
, member_vnf_index
, nsr_id
):
1456 # Obtain vnf descriptor. The vnfr is used to get the vnfd._id used for this member_vnf_index
1457 vnfr
= self
.db
.get_one(
1459 {"nsr-id-ref": nsr_id
, "member-vnf-index-ref": member_vnf_index
},
1460 fail_on_empty
=False,
1463 raise EngineException(
1464 "Invalid parameter member_vnf_index='{}' is not one of the "
1465 "nsd:constituent-vnfd".format(member_vnf_index
)
1468 ## Backwards compatibility: if there is no revision, get it from the one and only VNFD entry
1469 if "revision" in vnfr
:
1470 vnfd_revision
= vnfr
["vnfd-id"] + ":" + str(vnfr
["revision"])
1471 vnfd
= self
.db
.get_one("vnfds_revisions", {"_id": vnfd_revision
}, fail_on_empty
=False)
1473 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfr
["vnfd-id"]}, fail_on_empty
=False)
1476 raise EngineException(
1477 "vnfd id={} has been deleted!. Operation cannot be performed".format(
1483 def _check_valid_vdu(self
, vnfd
, vdu_id
):
1484 for vdud
in get_iterable(vnfd
.get("vdu")):
1485 if vdud
["id"] == vdu_id
:
1488 raise EngineException(
1489 "Invalid parameter vdu_id='{}' not present at vnfd:vdu:id".format(
1494 def _check_valid_kdu(self
, vnfd
, kdu_name
):
1495 for kdud
in get_iterable(vnfd
.get("kdu")):
1496 if kdud
["name"] == kdu_name
:
1499 raise EngineException(
1500 "Invalid parameter kdu_name='{}' not present at vnfd:kdu:name".format(
1505 def _check_vnf_instantiation_params(self
, in_vnf
, vnfd
):
1506 for in_vdu
in get_iterable(in_vnf
.get("vdu")):
1507 for vdu
in get_iterable(vnfd
.get("vdu")):
1508 if in_vdu
["id"] == vdu
["id"]:
1509 for volume
in get_iterable(in_vdu
.get("volume")):
1510 for volumed
in get_iterable(vdu
.get("virtual-storage-desc")):
1511 if volumed
== volume
["name"]:
1514 raise EngineException(
1515 "Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}']:"
1516 "volume:name='{}' is not present at "
1517 "vnfd:vdu:virtual-storage-desc list".format(
1518 in_vnf
["member-vnf-index"],
1524 vdu_if_names
= set()
1525 for cpd
in get_iterable(vdu
.get("int-cpd")):
1526 for iface
in get_iterable(
1527 cpd
.get("virtual-network-interface-requirement")
1529 vdu_if_names
.add(iface
.get("name"))
1531 for in_iface
in get_iterable(in_vdu
.get("interface")):
1532 if in_iface
["name"] in vdu_if_names
:
1535 raise EngineException(
1536 "Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}']:"
1537 "int-cpd[id='{}'] is not present at vnfd:vdu:int-cpd".format(
1538 in_vnf
["member-vnf-index"],
1546 raise EngineException(
1547 "Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}'] is not present "
1548 "at vnfd:vdu".format(in_vnf
["member-vnf-index"], in_vdu
["id"])
1552 ivld
.get("id"): set()
1553 for ivld
in get_iterable(vnfd
.get("int-virtual-link-desc"))
1555 for vdu
in vnfd
.get("vdu", {}):
1556 for cpd
in vdu
.get("int-cpd", {}):
1557 if cpd
.get("int-virtual-link-desc"):
1558 vnfd_ivlds_cpds
[cpd
.get("int-virtual-link-desc")] = cpd
.get("id")
1560 for in_ivld
in get_iterable(in_vnf
.get("internal-vld")):
1561 if in_ivld
.get("name") in vnfd_ivlds_cpds
:
1562 for in_icp
in get_iterable(in_ivld
.get("internal-connection-point")):
1563 if in_icp
["id-ref"] in vnfd_ivlds_cpds
[in_ivld
.get("name")]:
1566 raise EngineException(
1567 "Invalid parameter vnf[member-vnf-index='{}']:internal-vld[name"
1568 "='{}']:internal-connection-point[id-ref:'{}'] is not present at "
1569 "vnfd:internal-vld:name/id:internal-connection-point".format(
1570 in_vnf
["member-vnf-index"],
1576 raise EngineException(
1577 "Invalid parameter vnf[member-vnf-index='{}']:internal-vld:name='{}'"
1578 " is not present at vnfd '{}'".format(
1579 in_vnf
["member-vnf-index"], in_ivld
["name"], vnfd
["id"]
1583 def _check_valid_vim_account(self
, vim_account
, vim_accounts
, session
):
1584 if vim_account
in vim_accounts
:
1587 db_filter
= self
._get
_project
_filter
(session
)
1588 db_filter
["_id"] = vim_account
1589 self
.db
.get_one("vim_accounts", db_filter
)
1591 raise EngineException(
1592 "Invalid vimAccountId='{}' not present for the project".format(
1596 vim_accounts
.append(vim_account
)
1598 def _get_vim_account(self
, vim_id
: str, session
):
1600 db_filter
= self
._get
_project
_filter
(session
)
1601 db_filter
["_id"] = vim_id
1602 return self
.db
.get_one("vim_accounts", db_filter
)
1604 raise EngineException(
1605 "Invalid vimAccountId='{}' not present for the project".format(
1610 def _check_valid_wim_account(self
, wim_account
, wim_accounts
, session
):
1611 if not isinstance(wim_account
, str):
1613 if wim_account
in wim_accounts
:
1616 db_filter
= self
._get
_project
_filter
(session
)
1617 db_filter
["_id"] = wim_account
1618 self
.db
.get_one("wim_accounts", db_filter
)
1620 raise EngineException(
1621 "Invalid wimAccountId='{}' not present for the project".format(
1625 wim_accounts
.append(wim_account
)
1628 self
, session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
1631 Look for a free PDU in the catalog matching vdur type and interfaces. Fills vnfr.vdur with the interface
1632 (ip_address, ...) information.
1633 Modifies PDU _admin.usageState to 'IN_USE'
1634 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1635 :param rollback: list with the database modifications to rollback if needed
1636 :param vnfr: vnfr to be updated. It is modified with pdu interface info if pdu is found
1637 :param vim_account: vim_account where this vnfr should be deployed
1638 :param vnfr_update: dictionary filled by this method with changes to be done at database vnfr
1639 :param vnfr_update_rollback: dictionary filled by this method with original content of vnfr in case a rollback
1640 of the changed vnfr is needed
1642 :return: List of PDU interfaces that are connected to an existing VIM network. Each item contains:
1643 "vim-network-name": used at VIM
1644 "name": interface name
1645 "vnf-vld-id": internal VNFD vld where this interface is connected, or
1646 "ns-vld-id": NSD vld where this interface is connected.
1647 NOTE: One, and only one between 'vnf-vld-id' and 'ns-vld-id' contains a value. The other will be None
1650 ifaces_forcing_vim_network
= []
1651 for vdur_index
, vdur
in enumerate(get_iterable(vnfr
.get("vdur"))):
1652 if not vdur
.get("pdu-type"):
1654 pdu_type
= vdur
.get("pdu-type")
1655 pdu_filter
= self
._get
_project
_filter
(session
)
1656 pdu_filter
["vim_accounts"] = vim_account
1657 pdu_filter
["type"] = pdu_type
1658 pdu_filter
["_admin.operationalState"] = "ENABLED"
1659 pdu_filter
["_admin.usageState"] = "NOT_IN_USE"
1660 # TODO feature 1417: "shared": True,
1662 available_pdus
= self
.db
.get_list("pdus", pdu_filter
)
1663 for pdu
in available_pdus
:
1664 # step 1 check if this pdu contains needed interfaces:
1665 match_interfaces
= True
1666 for vdur_interface
in vdur
["interfaces"]:
1667 for pdu_interface
in pdu
["interfaces"]:
1668 if pdu_interface
["name"] == vdur_interface
["name"]:
1669 # TODO feature 1417: match per mgmt type
1671 else: # no interface found for name
1672 match_interfaces
= False
1674 if match_interfaces
:
1677 raise EngineException(
1678 "No PDU of type={} at vim_account={} found for member_vnf_index={}, vdu={} matching interface "
1682 vnfr
["member-vnf-index-ref"],
1687 # step 2. Update pdu
1689 "_admin.usageState": pdu
["_admin"]["usageState"],
1690 "_admin.usage.vnfr_id": None,
1691 "_admin.usage.nsr_id": None,
1692 "_admin.usage.vdur": None,
1696 {"_id": pdu
["_id"]},
1698 "_admin.usageState": "IN_USE",
1700 "vnfr_id": vnfr
["_id"],
1701 "nsr_id": vnfr
["nsr-id-ref"],
1702 "vdur": vdur
["vdu-id-ref"],
1711 "content": rollback_pdu
,
1715 # step 3. Fill vnfr info by filling vdur
1716 vdu_text
= "vdur.{}".format(vdur_index
)
1717 vnfr_update_rollback
[vdu_text
+ ".pdu-id"] = None
1718 vnfr_update
[vdu_text
+ ".pdu-id"] = pdu
["_id"]
1719 for iface_index
, vdur_interface
in enumerate(vdur
["interfaces"]):
1720 for pdu_interface
in pdu
["interfaces"]:
1721 if pdu_interface
["name"] == vdur_interface
["name"]:
1722 iface_text
= vdu_text
+ ".interfaces.{}".format(iface_index
)
1723 for k
, v
in pdu_interface
.items():
1727 ): # TODO: switch-xxxxx must be inserted
1728 vnfr_update
[iface_text
+ ".{}".format(k
)] = v
1729 vnfr_update_rollback
[
1730 iface_text
+ ".{}".format(k
)
1731 ] = vdur_interface
.get(v
)
1732 if pdu_interface
.get("ip-address"):
1733 if vdur_interface
.get(
1735 ) or vdur_interface
.get("mgmt-vnf"):
1736 vnfr_update_rollback
[
1737 vdu_text
+ ".ip-address"
1738 ] = vdur
.get("ip-address")
1739 vnfr_update
[vdu_text
+ ".ip-address"] = pdu_interface
[
1742 if vdur_interface
.get("mgmt-vnf"):
1743 vnfr_update_rollback
["ip-address"] = vnfr
.get(
1746 vnfr_update
["ip-address"] = pdu_interface
["ip-address"]
1747 vnfr_update
[vdu_text
+ ".ip-address"] = pdu_interface
[
1750 if pdu_interface
.get("vim-network-name") or pdu_interface
.get(
1753 ifaces_forcing_vim_network
.append(
1755 "name": vdur_interface
.get("vnf-vld-id")
1756 or vdur_interface
.get("ns-vld-id"),
1757 "vnf-vld-id": vdur_interface
.get("vnf-vld-id"),
1758 "ns-vld-id": vdur_interface
.get("ns-vld-id"),
1761 if pdu_interface
.get("vim-network-id"):
1762 ifaces_forcing_vim_network
[-1][
1764 ] = pdu_interface
["vim-network-id"]
1765 if pdu_interface
.get("vim-network-name"):
1766 ifaces_forcing_vim_network
[-1][
1768 ] = pdu_interface
["vim-network-name"]
1771 return ifaces_forcing_vim_network
1773 def _look_for_k8scluster(
1774 self
, session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
1777 Look for an available k8scluster for all the kuds in the vnfd matching version and cni requirements.
1778 Fills vnfr.kdur with the selected k8scluster
1780 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1781 :param rollback: list with the database modifications to rollback if needed
1782 :param vnfr: vnfr to be updated. It is modified with pdu interface info if pdu is found
1783 :param vim_account: vim_account where this vnfr should be deployed
1784 :param vnfr_update: dictionary filled by this method with changes to be done at database vnfr
1785 :param vnfr_update_rollback: dictionary filled by this method with original content of vnfr in case a rollback
1786 of the changed vnfr is needed
1788 :return: List of KDU interfaces that are connected to an existing VIM network. Each item contains:
1789 "vim-network-name": used at VIM
1790 "name": interface name
1791 "vnf-vld-id": internal VNFD vld where this interface is connected, or
1792 "ns-vld-id": NSD vld where this interface is connected.
1793 NOTE: One, and only one between 'vnf-vld-id' and 'ns-vld-id' contains a value. The other will be None
1796 ifaces_forcing_vim_network
= []
1797 if not vnfr
.get("kdur"):
1798 return ifaces_forcing_vim_network
1800 kdu_filter
= self
._get
_project
_filter
(session
)
1801 kdu_filter
["vim_account"] = vim_account
1802 # TODO kdu_filter["_admin.operationalState"] = "ENABLED"
1803 available_k8sclusters
= self
.db
.get_list("k8sclusters", kdu_filter
)
1805 k8s_requirements
= {} # just for logging
1806 for k8scluster
in available_k8sclusters
:
1807 if not vnfr
.get("k8s-cluster"):
1810 if vnfr
["k8s-cluster"].get("cni"):
1811 k8s_requirements
["cni"] = vnfr
["k8s-cluster"]["cni"]
1812 if not set(vnfr
["k8s-cluster"]["cni"]).intersection(
1813 k8scluster
.get("cni", ())
1816 # restrict by version
1817 if vnfr
["k8s-cluster"].get("version"):
1818 k8s_requirements
["version"] = vnfr
["k8s-cluster"]["version"]
1819 if k8scluster
.get("k8s_version") not in vnfr
["k8s-cluster"]["version"]:
1821 # restrict by number of networks
1822 if vnfr
["k8s-cluster"].get("nets"):
1823 k8s_requirements
["networks"] = len(vnfr
["k8s-cluster"]["nets"])
1824 if not k8scluster
.get("nets") or len(k8scluster
["nets"]) < len(
1825 vnfr
["k8s-cluster"]["nets"]
1830 raise EngineException(
1831 "No k8scluster with requirements='{}' at vim_account={} found for member_vnf_index={}".format(
1832 k8s_requirements
, vim_account
, vnfr
["member-vnf-index-ref"]
1836 for kdur_index
, kdur
in enumerate(get_iterable(vnfr
.get("kdur"))):
1837 # step 3. Fill vnfr info by filling kdur
1838 kdu_text
= "kdur.{}.".format(kdur_index
)
1839 vnfr_update_rollback
[kdu_text
+ "k8s-cluster.id"] = None
1840 vnfr_update
[kdu_text
+ "k8s-cluster.id"] = k8scluster
["_id"]
1842 # step 4. Check VIM networks that forces the selected k8s_cluster
1843 if vnfr
.get("k8s-cluster") and vnfr
["k8s-cluster"].get("nets"):
1844 k8scluster_net_list
= list(k8scluster
.get("nets").keys())
1845 for net_index
, kdur_net
in enumerate(vnfr
["k8s-cluster"]["nets"]):
1846 # get a network from k8s_cluster nets. If name matches use this, if not use other
1847 if kdur_net
["id"] in k8scluster_net_list
: # name matches
1848 vim_net
= k8scluster
["nets"][kdur_net
["id"]]
1849 k8scluster_net_list
.remove(kdur_net
["id"])
1851 vim_net
= k8scluster
["nets"][k8scluster_net_list
[0]]
1852 k8scluster_net_list
.pop(0)
1853 vnfr_update_rollback
[
1854 "k8s-cluster.nets.{}.vim_net".format(net_index
)
1856 vnfr_update
["k8s-cluster.nets.{}.vim_net".format(net_index
)] = vim_net
1858 kdur_net
.get("vnf-vld-id") or kdur_net
.get("ns-vld-id")
1860 ifaces_forcing_vim_network
.append(
1862 "name": kdur_net
.get("vnf-vld-id")
1863 or kdur_net
.get("ns-vld-id"),
1864 "vnf-vld-id": kdur_net
.get("vnf-vld-id"),
1865 "ns-vld-id": kdur_net
.get("ns-vld-id"),
1866 "vim-network-name": vim_net
, # TODO can it be vim-network-id ???
1869 # TODO check that this forcing is not incompatible with other forcing
1870 return ifaces_forcing_vim_network
1872 def _update_vnfrs_from_nsd(self
, nsr
):
1877 step
= "Getting vnf_profiles from nsd"
1878 vnf_profiles
= nsd
.get("df", [{}])[0].get("vnf-profile", ())
1879 vld_fixed_ip_connection_point_data
= {}
1881 step
= "Getting ip-address info from vnf_profile if it exists"
1882 for vnfp
in vnf_profiles
:
1883 # Checking ip-address info from nsd.vnf_profile and storing
1884 for vlc
in vnfp
.get("virtual-link-connectivity", ()):
1885 for cpd
in vlc
.get("constituent-cpd-id", ()):
1886 if cpd
.get("ip-address"):
1887 step
= "Storing ip-address info"
1888 vld_fixed_ip_connection_point_data
.update({vlc
.get("virtual-link-profile-id") + '.' + cpd
.get("constituent-base-element-id"): {
1889 "vnfd-connection-point-ref": cpd
.get(
1890 "constituent-cpd-id"),
1891 "ip-address": cpd
.get(
1894 # Inserting ip address to vnfr
1895 if len(vld_fixed_ip_connection_point_data
) > 0:
1896 step
= "Getting vnfrs"
1897 vnfrs
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
1898 for item
in vld_fixed_ip_connection_point_data
.keys():
1899 step
= "Filtering vnfrs"
1900 vnfr
= next(filter(lambda vnfr
: vnfr
["member-vnf-index-ref"] == item
.split('.')[1], vnfrs
), None)
1903 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
1904 for iface_index
, iface
in enumerate(vdur
["interfaces"]):
1905 step
= "Looking for matched interface"
1907 iface
.get("external-connection-point-ref")
1908 == vld_fixed_ip_connection_point_data
[item
].get("vnfd-connection-point-ref") and
1909 iface
.get("ns-vld-id") == item
.split('.')[0]
1912 vnfr_update_text
= "vdur.{}.interfaces.{}".format(
1913 vdur_index
, iface_index
1915 step
= "Storing info in order to update vnfr"
1917 vnfr_update_text
+ ".ip-address"
1918 ] = increment_ip_mac(
1919 vld_fixed_ip_connection_point_data
[item
].get("ip-address"),
1920 vdur
.get("count-index", 0), )
1921 vnfr_update
[vnfr_update_text
+ ".fixed-ip"] = True
1923 step
= "updating vnfr at database"
1924 self
.db
.set_one("vnfrs", {"_id": vnfr
["_id"]}, vnfr_update
)
1932 raise type(e
)("{} while '{}'".format(e
, step
), http_code
=e
.http_code
)
1934 def _update_vnfrs(self
, session
, rollback
, nsr
, indata
):
1937 vnfrs
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
1941 vnfr_update_rollback
= {}
1942 member_vnf_index
= vnfr
["member-vnf-index-ref"]
1943 # update vim-account-id
1945 vim_account
= indata
["vimAccountId"]
1946 vca_id
= self
._get
_vim
_account
(vim_account
, session
).get("vca")
1947 # check instantiate parameters
1948 for vnf_inst_params
in get_iterable(indata
.get("vnf")):
1949 if vnf_inst_params
["member-vnf-index"] != member_vnf_index
:
1951 if vnf_inst_params
.get("vimAccountId"):
1952 vim_account
= vnf_inst_params
.get("vimAccountId")
1953 vca_id
= self
._get
_vim
_account
(vim_account
, session
).get("vca")
1955 # get vnf.vdu.interface instantiation params to update vnfr.vdur.interfaces ip, mac
1956 for vdu_inst_param
in get_iterable(vnf_inst_params
.get("vdu")):
1957 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
1958 if vdu_inst_param
["id"] != vdur
["vdu-id-ref"]:
1960 for iface_inst_param
in get_iterable(
1961 vdu_inst_param
.get("interface")
1963 iface_index
, _
= next(
1965 for i
in enumerate(vdur
["interfaces"])
1966 if i
[1]["name"] == iface_inst_param
["name"]
1968 vnfr_update_text
= "vdur.{}.interfaces.{}".format(
1969 vdur_index
, iface_index
1971 if iface_inst_param
.get("ip-address"):
1973 vnfr_update_text
+ ".ip-address"
1974 ] = increment_ip_mac(
1975 iface_inst_param
.get("ip-address"),
1976 vdur
.get("count-index", 0),
1978 vnfr_update
[vnfr_update_text
+ ".fixed-ip"] = True
1979 if iface_inst_param
.get("mac-address"):
1981 vnfr_update_text
+ ".mac-address"
1982 ] = increment_ip_mac(
1983 iface_inst_param
.get("mac-address"),
1984 vdur
.get("count-index", 0),
1986 vnfr_update
[vnfr_update_text
+ ".fixed-mac"] = True
1987 if iface_inst_param
.get("floating-ip-required"):
1989 vnfr_update_text
+ ".floating-ip-required"
1991 # get vnf.internal-vld.internal-conection-point instantiation params to update vnfr.vdur.interfaces
1992 # TODO update vld with the ip-profile
1993 for ivld_inst_param
in get_iterable(
1994 vnf_inst_params
.get("internal-vld")
1996 for icp_inst_param
in get_iterable(
1997 ivld_inst_param
.get("internal-connection-point")
2000 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
2001 for iface_index
, iface
in enumerate(vdur
["interfaces"]):
2003 iface
.get("internal-connection-point-ref")
2004 == icp_inst_param
["id-ref"]
2006 vnfr_update_text
= "vdur.{}.interfaces.{}".format(
2007 vdur_index
, iface_index
2009 if icp_inst_param
.get("ip-address"):
2011 vnfr_update_text
+ ".ip-address"
2012 ] = increment_ip_mac(
2013 icp_inst_param
.get("ip-address"),
2014 vdur
.get("count-index", 0),
2017 vnfr_update_text
+ ".fixed-ip"
2019 if icp_inst_param
.get("mac-address"):
2021 vnfr_update_text
+ ".mac-address"
2022 ] = increment_ip_mac(
2023 icp_inst_param
.get("mac-address"),
2024 vdur
.get("count-index", 0),
2027 vnfr_update_text
+ ".fixed-mac"
2030 # get ip address from instantiation parameters.vld.vnfd-connection-point-ref
2031 for vld_inst_param
in get_iterable(indata
.get("vld")):
2032 for vnfcp_inst_param
in get_iterable(
2033 vld_inst_param
.get("vnfd-connection-point-ref")
2035 if vnfcp_inst_param
["member-vnf-index-ref"] != member_vnf_index
:
2038 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
2039 for iface_index
, iface
in enumerate(vdur
["interfaces"]):
2041 iface
.get("external-connection-point-ref")
2042 == vnfcp_inst_param
["vnfd-connection-point-ref"]
2044 vnfr_update_text
= "vdur.{}.interfaces.{}".format(
2045 vdur_index
, iface_index
2047 if vnfcp_inst_param
.get("ip-address"):
2049 vnfr_update_text
+ ".ip-address"
2050 ] = increment_ip_mac(
2051 vnfcp_inst_param
.get("ip-address"),
2052 vdur
.get("count-index", 0),
2054 vnfr_update
[vnfr_update_text
+ ".fixed-ip"] = True
2055 if vnfcp_inst_param
.get("mac-address"):
2057 vnfr_update_text
+ ".mac-address"
2058 ] = increment_ip_mac(
2059 vnfcp_inst_param
.get("mac-address"),
2060 vdur
.get("count-index", 0),
2062 vnfr_update
[vnfr_update_text
+ ".fixed-mac"] = True
2065 vnfr_update
["vim-account-id"] = vim_account
2066 vnfr_update_rollback
["vim-account-id"] = vnfr
.get("vim-account-id")
2069 vnfr_update
["vca-id"] = vca_id
2070 vnfr_update_rollback
["vca-id"] = vnfr
.get("vca-id")
2073 ifaces_forcing_vim_network
= self
._look
_for
_pdu
(
2074 session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
2078 ifaces_forcing_vim_network
+= self
._look
_for
_k
8scluster
(
2079 session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
2081 # update database vnfr
2082 self
.db
.set_one("vnfrs", {"_id": vnfr
["_id"]}, vnfr_update
)
2088 "content": vnfr_update_rollback
,
2092 # Update indada in case pdu forces to use a concrete vim-network-name
2093 # TODO check if user has already insert a vim-network-name and raises an error
2094 if not ifaces_forcing_vim_network
:
2096 for iface_info
in ifaces_forcing_vim_network
:
2097 if iface_info
.get("ns-vld-id"):
2098 if "vld" not in indata
:
2100 indata
["vld"].append(
2102 key
: iface_info
[key
]
2103 for key
in ("name", "vim-network-name", "vim-network-id")
2104 if iface_info
.get(key
)
2108 elif iface_info
.get("vnf-vld-id"):
2109 if "vnf" not in indata
:
2111 indata
["vnf"].append(
2113 "member-vnf-index": member_vnf_index
,
2116 key
: iface_info
[key
]
2122 if iface_info
.get(key
)
2129 def _create_nslcmop(nsr_id
, operation
, params
):
2131 Creates a ns-lcm-opp content to be stored at database.
2132 :param nsr_id: internal id of the instance
2133 :param operation: instantiate, terminate, scale, action, update ...
2134 :param params: user parameters for the operation
2135 :return: dictionary following SOL005 format
2142 "operationState": "PROCESSING", # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
2143 "queuePosition": None,
2145 "errorMessage": None,
2146 "detailedStatus": None,
2147 "statusEnteredTime": now
,
2148 "nsInstanceId": nsr_id
,
2149 "lcmOperationType": operation
,
2151 "isAutomaticInvocation": False,
2152 "operationParams": params
,
2153 "isCancelPending": False,
2155 "self": "/osm/nslcm/v1/ns_lcm_op_occs/" + _id
,
2156 "nsInstance": "/osm/nslcm/v1/ns_instances/" + nsr_id
,
2161 def _get_enabled_vims(self
, session
):
2163 Retrieve and return VIM accounts that are accessible by current user and has state ENABLE
2164 :param session: current session with user information
2166 db_filter
= self
._get
_project
_filter
(session
)
2167 db_filter
["_admin.operationalState"] = "ENABLED"
2168 vims
= self
.db
.get_list("vim_accounts", db_filter
)
2171 vimAccounts
.append(vim
["_id"])
2184 Performs a new operation over a ns
2185 :param rollback: list to append created items at database in case a rollback must to be done
2186 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2187 :param indata: descriptor with the parameters of the operation. It must contains among others
2188 nsInstanceId: _id of the nsr to perform the operation
2189 operation: it can be: instantiate, terminate, action, update TODO: heal
2190 :param kwargs: used to override the indata descriptor
2191 :param headers: http request headers
2192 :return: id of the nslcmops
2195 def check_if_nsr_is_not_slice_member(session
, nsr_id
):
2197 db_filter
= self
._get
_project
_filter
(session
)
2198 db_filter
["_admin.nsrs-detailed-list.ANYINDEX.nsrId"] = nsr_id
2199 nsis
= self
.db
.get_one(
2200 "nsis", db_filter
, fail_on_empty
=False, fail_on_more
=False
2203 raise EngineException(
2204 "The NS instance {} cannot be terminated because is used by the slice {}".format(
2207 http_code
=HTTPStatus
.CONFLICT
,
2211 # Override descriptor with query string kwargs
2212 self
._update
_input
_with
_kwargs
(indata
, kwargs
, yaml_format
=True)
2213 operation
= indata
["lcmOperationType"]
2214 nsInstanceId
= indata
["nsInstanceId"]
2216 validate_input(indata
, self
.operation_schema
[operation
])
2217 # get ns from nsr_id
2218 _filter
= BaseTopic
._get
_project
_filter
(session
)
2219 _filter
["_id"] = nsInstanceId
2220 nsr
= self
.db
.get_one("nsrs", _filter
)
2223 if operation
== "terminate" and slice_object
is False:
2224 check_if_nsr_is_not_slice_member(session
, nsr
["_id"])
2226 not nsr
["_admin"].get("nsState")
2227 or nsr
["_admin"]["nsState"] == "NOT_INSTANTIATED"
2229 if operation
== "terminate" and indata
.get("autoremove"):
2230 # NSR must be deleted
2234 ) # a none in this case is used to indicate not instantiated. It can be removed
2235 if operation
!= "instantiate":
2236 raise EngineException(
2237 "ns_instance '{}' cannot be '{}' because it is not instantiated".format(
2238 nsInstanceId
, operation
2240 HTTPStatus
.CONFLICT
,
2243 if operation
== "instantiate" and not session
["force"]:
2244 raise EngineException(
2245 "ns_instance '{}' cannot be '{}' because it is already instantiated".format(
2246 nsInstanceId
, operation
2248 HTTPStatus
.CONFLICT
,
2250 self
._check
_ns
_operation
(session
, nsr
, operation
, indata
)
2251 if (indata
.get("primitive_params")):
2252 indata
["primitive_params"] = json
.dumps(indata
["primitive_params"])
2253 elif (indata
.get("additionalParamsForVnf")):
2254 indata
["additionalParamsForVnf"] = json
.dumps(indata
["additionalParamsForVnf"])
2256 if operation
== "instantiate":
2257 self
._update
_vnfrs
_from
_nsd
(nsr
)
2258 self
._update
_vnfrs
(session
, rollback
, nsr
, indata
)
2259 if (operation
== "update") and (indata
["updateType"] == "CHANGE_VNFPKG"):
2261 vnfd_id
= indata
["changeVnfPackageData"]["vnfdId"]
2262 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd_id
})
2263 nsd
= self
.db
.get_one("nsds", {"_id": nsr
["nsd-id"]})
2264 ns_request
= nsr
["instantiate_params"]
2265 vnfr
= self
.db
.get_one("vnfrs", {"_id": indata
["changeVnfPackageData"]["vnfInstanceId"]})
2266 latest_vnfd_revision
= vnfd
["_admin"].get("revision", 1)
2267 vnfr_vnfd_revision
= vnfr
.get("revision", 1)
2268 if latest_vnfd_revision
!= vnfr_vnfd_revision
:
2269 old_vnfd_id
= vnfd_id
+ ":" + str(vnfr_vnfd_revision
)
2270 old_db_vnfd
= self
.db
.get_one("vnfds_revisions", {"_id": old_vnfd_id
})
2271 old_sw_version
= old_db_vnfd
.get("software-version", "1.0")
2272 new_sw_version
= vnfd
.get("software-version", "1.0")
2273 if new_sw_version
!= old_sw_version
:
2274 vnf_index
= vnfr
["member-vnf-index-ref"]
2275 self
.logger
.info("nsr {}".format(nsr
))
2276 for vdu
in vnfd
["vdu"]:
2277 self
.nsrtopic
._add
_flavor
_to
_nsr
(vdu
, vnfd
, nsr
, vnf_index
, latest_vnfd_revision
)
2278 sw_image_id
= vdu
.get("sw-image-desc")
2280 image_data
= self
.nsrtopic
._get
_image
_data
_from
_vnfd
(vnfd
, sw_image_id
)
2281 self
.nsrtopic
._add
_image
_to
_nsr
(nsr
, image_data
)
2282 for alt_image
in vdu
.get("alternative-sw-image-desc", ()):
2283 image_data
= self
.nsrtopic
._get
_image
_data
_from
_vnfd
(vnfd
, alt_image
)
2284 self
.nsrtopic
._add
_image
_to
_nsr
(nsr
, image_data
)
2285 nsr_update
["image"] = nsr
["image"]
2286 nsr_update
["flavor"] = nsr
["flavor"]
2287 self
.db
.set_one("nsrs", {"_id": nsr
["_id"]}, nsr_update
)
2288 ns_k8s_namespace
= self
.nsrtopic
._get
_ns
_k
8s
_namespace
(nsd
, ns_request
, session
)
2289 vnfr_descriptor
= self
.nsrtopic
._create
_vnfr
_descriptor
_from
_vnfd
(
2297 latest_vnfd_revision
,
2299 indata
["newVdur"] = vnfr_descriptor
["vdur"]
2300 nslcmop_desc
= self
._create
_nslcmop
(nsInstanceId
, operation
, indata
)
2301 _id
= nslcmop_desc
["_id"]
2303 nslcmop_desc
, session
["project_id"], make_public
=session
["public"]
2305 if indata
.get("placement-engine"):
2306 # Save valid vim accounts in lcm operation descriptor
2307 nslcmop_desc
["operationParams"][
2309 ] = self
._get
_enabled
_vims
(session
)
2310 self
.db
.create("nslcmops", nslcmop_desc
)
2311 rollback
.append({"topic": "nslcmops", "_id": _id
})
2312 if not slice_object
:
2313 self
.msg
.write("ns", operation
, nslcmop_desc
)
2315 except ValidationError
as e
: # TODO remove try Except, it is captured at nbi.py
2316 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
2317 # except DbException as e:
2318 # raise EngineException("Cannot get ns_instance '{}': {}".format(e), HTTPStatus.NOT_FOUND)
2320 def delete(self
, session
, _id
, dry_run
=False, not_send_msg
=None):
2321 raise EngineException(
2322 "Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
2325 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
2326 raise EngineException(
2327 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
2331 class NsiTopic(BaseTopic
):
2334 quota_name
= "slice_instances"
2336 def __init__(self
, db
, fs
, msg
, auth
):
2337 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
2338 self
.nsrTopic
= NsrTopic(db
, fs
, msg
, auth
)
2341 def _format_ns_request(ns_request
):
2342 formated_request
= copy(ns_request
)
2343 # TODO: Add request params
2344 return formated_request
2347 def _format_addional_params(slice_request
):
2349 Get and format user additional params for NS or VNF
2350 :param slice_request: User instantiation additional parameters
2351 :return: a formatted copy of additional params or None if not supplied
2353 additional_params
= copy(slice_request
.get("additionalParamsForNsi"))
2354 if additional_params
:
2355 for k
, v
in additional_params
.items():
2356 if not isinstance(k
, str):
2357 raise EngineException(
2358 "Invalid param at additionalParamsForNsi:{}. Only string keys are allowed".format(
2362 if "." in k
or "$" in k
:
2363 raise EngineException(
2364 "Invalid param at additionalParamsForNsi:{}. Keys must not contain dots or $".format(
2368 if isinstance(v
, (dict, tuple, list)):
2369 additional_params
[k
] = "!!yaml " + safe_dump(v
)
2370 return additional_params
2372 def _check_descriptor_dependencies(self
, session
, descriptor
):
2374 Check that the dependent descriptors exist on a new descriptor or edition
2375 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2376 :param descriptor: descriptor to be inserted or edit
2377 :return: None or raises exception
2379 if not descriptor
.get("nst-ref"):
2381 nstd_id
= descriptor
["nst-ref"]
2382 if not self
.get_item_list(session
, "nsts", {"id": nstd_id
}):
2383 raise EngineException(
2384 "Descriptor error at nst-ref='{}' references a non exist nstd".format(
2387 http_code
=HTTPStatus
.CONFLICT
,
2390 def check_conflict_on_del(self
, session
, _id
, db_content
):
2392 Check that NSI is not instantiated
2393 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2394 :param _id: nsi internal id
2395 :param db_content: The database content of the _id
2396 :return: None or raises EngineException with the conflict
2398 if session
["force"]:
2401 if nsi
["_admin"].get("nsiState") == "INSTANTIATED":
2402 raise EngineException(
2403 "nsi '{}' cannot be deleted because it is in 'INSTANTIATED' state. "
2404 "Launch 'terminate' operation first; or force deletion".format(_id
),
2405 http_code
=HTTPStatus
.CONFLICT
,
2408 def delete_extra(self
, session
, _id
, db_content
, not_send_msg
=None):
2410 Deletes associated nsilcmops from database. Deletes associated filesystem.
2411 Set usageState of nst
2412 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2413 :param _id: server internal id
2414 :param db_content: The database content of the descriptor
2415 :param not_send_msg: To not send message (False) or store content (list) instead
2416 :return: None if ok or raises EngineException with the problem
2419 # Deleting the nsrs belonging to nsir
2421 for nsrs_detailed_item
in nsir
["_admin"]["nsrs-detailed-list"]:
2422 nsr_id
= nsrs_detailed_item
["nsrId"]
2423 if nsrs_detailed_item
.get("shared"):
2425 "_admin.nsrs-detailed-list.ANYINDEX.shared": True,
2426 "_admin.nsrs-detailed-list.ANYINDEX.nsrId": nsr_id
,
2427 "_id.ne": nsir
["_id"],
2429 nsi
= self
.db
.get_one(
2430 "nsis", _filter
, fail_on_empty
=False, fail_on_more
=False
2432 if nsi
: # last one using nsr
2435 self
.nsrTopic
.delete(
2436 session
, nsr_id
, dry_run
=False, not_send_msg
=not_send_msg
2438 except (DbException
, EngineException
) as e
:
2439 if e
.http_code
== HTTPStatus
.NOT_FOUND
:
2444 # delete related nsilcmops database entries
2445 self
.db
.del_list("nsilcmops", {"netsliceInstanceId": _id
})
2447 # Check and set used NST usage state
2448 nsir_admin
= nsir
.get("_admin")
2449 if nsir_admin
and nsir_admin
.get("nst-id"):
2450 # check if used by another NSI
2451 nsis_list
= self
.db
.get_one(
2453 {"nst-id": nsir_admin
["nst-id"]},
2454 fail_on_empty
=False,
2460 {"_id": nsir_admin
["nst-id"]},
2461 {"_admin.usageState": "NOT_IN_USE"},
2464 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
2466 Creates a new netslice instance record into database. It also creates needed nsrs and vnfrs
2467 :param rollback: list to append the created items at database in case a rollback must be done
2468 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2469 :param indata: params to be used for the nsir
2470 :param kwargs: used to override the indata descriptor
2471 :param headers: http request headers
2472 :return: the _id of nsi descriptor created at database
2476 step
= "checking quotas"
2477 self
.check_quota(session
)
2480 slice_request
= self
._remove
_envelop
(indata
)
2481 # Override descriptor with query string kwargs
2482 self
._update
_input
_with
_kwargs
(slice_request
, kwargs
)
2483 slice_request
= self
._validate
_input
_new
(slice_request
, session
["force"])
2486 step
= "getting nstd id='{}' from database".format(
2487 slice_request
.get("nstId")
2489 _filter
= self
._get
_project
_filter
(session
)
2490 _filter
["_id"] = slice_request
["nstId"]
2491 nstd
= self
.db
.get_one("nsts", _filter
)
2492 # check NST is not disabled
2493 step
= "checking NST operationalState"
2494 if nstd
["_admin"]["operationalState"] == "DISABLED":
2495 raise EngineException(
2496 "nst with id '{}' is DISABLED, and thus cannot be used to create a netslice "
2497 "instance".format(slice_request
["nstId"]),
2498 http_code
=HTTPStatus
.CONFLICT
,
2502 # check NSD is not disabled
2503 step
= "checking operationalState"
2504 if nstd
["_admin"]["operationalState"] == "DISABLED":
2505 raise EngineException(
2506 "nst with id '{}' is DISABLED, and thus cannot be used to create "
2507 "a network slice".format(slice_request
["nstId"]),
2508 http_code
=HTTPStatus
.CONFLICT
,
2511 nstd
.pop("_admin", None)
2512 nstd_id
= nstd
.pop("_id", None)
2513 nsi_id
= str(uuid4())
2514 step
= "filling nsi_descriptor with input data"
2519 "name": slice_request
["nsiName"],
2520 "description": slice_request
.get("nsiDescription", ""),
2521 "datacenter": slice_request
["vimAccountId"],
2522 "nst-ref": nstd
["id"],
2523 "instantiation_parameters": slice_request
,
2524 "network-slice-template": nstd
,
2528 "additionalParamsForNsi": self
._format
_addional
_params
(slice_request
),
2531 step
= "creating nsi at database"
2533 nsi_descriptor
, session
["project_id"], make_public
=session
["public"]
2535 nsi_descriptor
["_admin"]["nsiState"] = "NOT_INSTANTIATED"
2536 nsi_descriptor
["_admin"]["netslice-subnet"] = None
2537 nsi_descriptor
["_admin"]["deployed"] = {}
2538 nsi_descriptor
["_admin"]["deployed"]["RO"] = []
2539 nsi_descriptor
["_admin"]["nst-id"] = nstd_id
2541 # Creating netslice-vld for the RO.
2542 step
= "creating netslice-vld at database"
2544 # Building the vlds list to be deployed
2545 # From netslice descriptors, creating the initial list
2548 for netslice_vlds
in get_iterable(nstd
.get("netslice-vld")):
2549 # Getting template Instantiation parameters from NST
2550 nsi_vld
= deepcopy(netslice_vlds
)
2551 nsi_vld
["shared-nsrs-list"] = []
2552 nsi_vld
["vimAccountId"] = slice_request
["vimAccountId"]
2553 nsi_vlds
.append(nsi_vld
)
2555 nsi_descriptor
["_admin"]["netslice-vld"] = nsi_vlds
2556 # Creating netslice-subnet_record.
2560 # Updating the nstd with the nsd["_id"] associated to the nss -> services list
2561 for member_ns
in nstd
["netslice-subnet"]:
2562 nsd_id
= member_ns
["nsd-ref"]
2563 step
= "getting nstd id='{}' constituent-nsd='{}' from database".format(
2564 member_ns
["nsd-ref"], member_ns
["id"]
2566 if nsd_id
not in needed_nsds
:
2568 _filter
["id"] = nsd_id
2569 nsd
= self
.db
.get_one(
2570 "nsds", _filter
, fail_on_empty
=True, fail_on_more
=True
2574 needed_nsds
[nsd_id
] = nsd
2576 nsd
= needed_nsds
[nsd_id
]
2577 member_ns
["_id"] = needed_nsds
[nsd_id
].get("_id")
2578 services
.append(member_ns
)
2580 step
= "filling nsir nsd-id='{}' constituent-nsd='{}' from database".format(
2581 member_ns
["nsd-ref"], member_ns
["id"]
2584 # creates Network Services records (NSRs)
2585 step
= "creating nsrs at database using NsrTopic.new()"
2586 ns_params
= slice_request
.get("netslice-subnet")
2588 nsi_netslice_subnet
= []
2589 for service
in services
:
2590 # Check if the netslice-subnet is shared and if it is share if the nss exists
2593 # Is the nss shared and instantiated?
2594 _filter
["_admin.nsrs-detailed-list.ANYINDEX.shared"] = True
2595 _filter
["_admin.nsrs-detailed-list.ANYINDEX.nsd-id"] = service
[
2598 _filter
["_admin.nsrs-detailed-list.ANYINDEX.nss-id"] = service
["id"]
2599 nsi
= self
.db
.get_one(
2600 "nsis", _filter
, fail_on_empty
=False, fail_on_more
=False
2602 if nsi
and service
.get("is-shared-nss"):
2603 nsrs_detailed_list
= nsi
["_admin"]["nsrs-detailed-list"]
2604 for nsrs_detailed_item
in nsrs_detailed_list
:
2605 if nsrs_detailed_item
["nsd-id"] == service
["nsd-ref"]:
2606 if nsrs_detailed_item
["nss-id"] == service
["id"]:
2607 _id_nsr
= nsrs_detailed_item
["nsrId"]
2609 for netslice_subnet
in nsi
["_admin"]["netslice-subnet"]:
2610 if netslice_subnet
["nss-id"] == service
["id"]:
2611 indata_ns
= netslice_subnet
2615 if service
.get("instantiation-parameters"):
2616 indata_ns
= deepcopy(service
["instantiation-parameters"])
2617 # del service["instantiation-parameters"]
2619 indata_ns
["nsdId"] = service
["_id"]
2620 indata_ns
["nsName"] = (
2621 slice_request
.get("nsiName") + "." + service
["id"]
2623 indata_ns
["vimAccountId"] = slice_request
.get("vimAccountId")
2624 indata_ns
["nsDescription"] = service
["description"]
2625 if slice_request
.get("ssh_keys"):
2626 indata_ns
["ssh_keys"] = slice_request
.get("ssh_keys")
2629 for ns_param
in ns_params
:
2630 if ns_param
.get("id") == service
["id"]:
2631 copy_ns_param
= deepcopy(ns_param
)
2632 del copy_ns_param
["id"]
2633 indata_ns
.update(copy_ns_param
)
2636 # Creates Nsr objects
2637 _id_nsr
, _
= self
.nsrTopic
.new(
2638 rollback
, session
, indata_ns
, kwargs
, headers
2642 "shared": service
.get("is-shared-nss"),
2643 "nsd-id": service
["nsd-ref"],
2644 "nss-id": service
["id"],
2645 "nslcmop_instantiate": None,
2647 indata_ns
["nss-id"] = service
["id"]
2648 nsrs_list
.append(nsrs_item
)
2649 nsi_netslice_subnet
.append(indata_ns
)
2650 nsr_ref
= {"nsr-ref": _id_nsr
}
2651 nsi_descriptor
["nsr-ref-list"].append(nsr_ref
)
2653 # Adding the nsrs list to the nsi
2654 nsi_descriptor
["_admin"]["nsrs-detailed-list"] = nsrs_list
2655 nsi_descriptor
["_admin"]["netslice-subnet"] = nsi_netslice_subnet
2657 "nsts", {"_id": slice_request
["nstId"]}, {"_admin.usageState": "IN_USE"}
2660 # Creating the entry in the database
2661 self
.db
.create("nsis", nsi_descriptor
)
2662 rollback
.append({"topic": "nsis", "_id": nsi_id
})
2664 except Exception as e
: # TODO remove try Except, it is captured at nbi.py
2665 self
.logger
.exception(
2666 "Exception {} at NsiTopic.new()".format(e
), exc_info
=True
2668 raise EngineException("Error {}: {}".format(step
, e
))
2669 except ValidationError
as e
:
2670 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
2672 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
2673 raise EngineException(
2674 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
2678 class NsiLcmOpTopic(BaseTopic
):
2681 operation_schema
= { # mapping between operation and jsonschema to validate
2682 "instantiate": nsi_instantiate
,
2686 def __init__(self
, db
, fs
, msg
, auth
):
2687 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
2688 self
.nsi_NsLcmOpTopic
= NsLcmOpTopic(self
.db
, self
.fs
, self
.msg
, self
.auth
)
2690 def _check_nsi_operation(self
, session
, nsir
, operation
, indata
):
2692 Check that user has enter right parameters for the operation
2693 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2694 :param operation: it can be: instantiate, terminate, action, TODO: update, heal
2695 :param indata: descriptor with the parameters of the operation
2699 nstd
= nsir
["network-slice-template"]
2701 def check_valid_netslice_subnet_id(nstId
):
2702 # TODO change to vnfR (??)
2703 for netslice_subnet
in nstd
["netslice-subnet"]:
2704 if nstId
== netslice_subnet
["id"]:
2705 nsd_id
= netslice_subnet
["nsd-ref"]
2706 if nsd_id
not in nsds
:
2707 _filter
= self
._get
_project
_filter
(session
)
2708 _filter
["id"] = nsd_id
2709 nsds
[nsd_id
] = self
.db
.get_one("nsds", _filter
)
2712 raise EngineException(
2713 "Invalid parameter nstId='{}' is not one of the "
2714 "nst:netslice-subnet".format(nstId
)
2717 if operation
== "instantiate":
2718 # check the existance of netslice-subnet items
2719 for in_nst
in get_iterable(indata
.get("netslice-subnet")):
2720 check_valid_netslice_subnet_id(in_nst
["id"])
2722 def _create_nsilcmop(self
, session
, netsliceInstanceId
, operation
, params
):
2728 "operationState": "PROCESSING", # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
2729 "statusEnteredTime": now
,
2730 "netsliceInstanceId": netsliceInstanceId
,
2731 "lcmOperationType": operation
,
2733 "isAutomaticInvocation": False,
2734 "operationParams": params
,
2735 "isCancelPending": False,
2737 "self": "/osm/nsilcm/v1/nsi_lcm_op_occs/" + _id
,
2738 "netsliceInstanceId": "/osm/nsilcm/v1/netslice_instances/"
2739 + netsliceInstanceId
,
2744 def add_shared_nsr_2vld(self
, nsir
, nsr_item
):
2745 for nst_sb_item
in nsir
["network-slice-template"].get("netslice-subnet"):
2746 if nst_sb_item
.get("is-shared-nss"):
2747 for admin_subnet_item
in nsir
["_admin"].get("netslice-subnet"):
2748 if admin_subnet_item
["nss-id"] == nst_sb_item
["id"]:
2749 for admin_vld_item
in nsir
["_admin"].get("netslice-vld"):
2750 for admin_vld_nss_cp_ref_item
in admin_vld_item
[
2751 "nss-connection-point-ref"
2754 admin_subnet_item
["nss-id"]
2755 == admin_vld_nss_cp_ref_item
["nss-ref"]
2758 not nsr_item
["nsrId"]
2759 in admin_vld_item
["shared-nsrs-list"]
2761 admin_vld_item
["shared-nsrs-list"].append(
2765 # self.db.set_one("nsis", {"_id": nsir["_id"]}, nsir)
2768 {"_id": nsir
["_id"]},
2769 {"_admin.netslice-vld": nsir
["_admin"].get("netslice-vld")},
2772 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
2774 Performs a new operation over a ns
2775 :param rollback: list to append created items at database in case a rollback must to be done
2776 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2777 :param indata: descriptor with the parameters of the operation. It must contains among others
2778 netsliceInstanceId: _id of the nsir to perform the operation
2779 operation: it can be: instantiate, terminate, action, TODO: update, heal
2780 :param kwargs: used to override the indata descriptor
2781 :param headers: http request headers
2782 :return: id of the nslcmops
2785 # Override descriptor with query string kwargs
2786 self
._update
_input
_with
_kwargs
(indata
, kwargs
)
2787 operation
= indata
["lcmOperationType"]
2788 netsliceInstanceId
= indata
["netsliceInstanceId"]
2789 validate_input(indata
, self
.operation_schema
[operation
])
2791 # get nsi from netsliceInstanceId
2792 _filter
= self
._get
_project
_filter
(session
)
2793 _filter
["_id"] = netsliceInstanceId
2794 nsir
= self
.db
.get_one("nsis", _filter
)
2795 logging_prefix
= "nsi={} {} ".format(netsliceInstanceId
, operation
)
2800 not nsir
["_admin"].get("nsiState")
2801 or nsir
["_admin"]["nsiState"] == "NOT_INSTANTIATED"
2803 if operation
== "terminate" and indata
.get("autoremove"):
2804 # NSIR must be deleted
2808 ) # a none in this case is used to indicate not instantiated. It can be removed
2809 if operation
!= "instantiate":
2810 raise EngineException(
2811 "netslice_instance '{}' cannot be '{}' because it is not instantiated".format(
2812 netsliceInstanceId
, operation
2814 HTTPStatus
.CONFLICT
,
2817 if operation
== "instantiate" and not session
["force"]:
2818 raise EngineException(
2819 "netslice_instance '{}' cannot be '{}' because it is already instantiated".format(
2820 netsliceInstanceId
, operation
2822 HTTPStatus
.CONFLICT
,
2825 # Creating all the NS_operation (nslcmop)
2826 # Get service list from db
2827 nsrs_list
= nsir
["_admin"]["nsrs-detailed-list"]
2829 # nslcmops_item = None
2830 for index
, nsr_item
in enumerate(nsrs_list
):
2831 nsr_id
= nsr_item
["nsrId"]
2832 if nsr_item
.get("shared"):
2833 _filter
["_admin.nsrs-detailed-list.ANYINDEX.shared"] = True
2834 _filter
["_admin.nsrs-detailed-list.ANYINDEX.nsrId"] = nsr_id
2836 "_admin.nsrs-detailed-list.ANYINDEX.nslcmop_instantiate.ne"
2838 _filter
["_id.ne"] = netsliceInstanceId
2839 nsi
= self
.db
.get_one(
2840 "nsis", _filter
, fail_on_empty
=False, fail_on_more
=False
2842 if operation
== "terminate":
2844 "_admin.nsrs-detailed-list.{}.nslcmop_instantiate".format(
2848 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, _update
)
2851 ): # other nsi is using this nsr and it needs this nsr instantiated
2852 continue # do not create nsilcmop
2854 # looks the first nsi fulfilling the conditions but not being the current NSIR
2856 nsi_nsr_item
= next(
2858 for n
in nsi
["_admin"]["nsrs-detailed-list"]
2859 if n
["nsrId"] == nsr_id
2861 and n
["nslcmop_instantiate"]
2863 self
.add_shared_nsr_2vld(nsir
, nsr_item
)
2864 nslcmops
.append(nsi_nsr_item
["nslcmop_instantiate"])
2866 "_admin.nsrs-detailed-list.{}".format(
2870 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, _update
)
2871 # continue to not create nslcmop since nsrs is shared and nsrs was created
2874 self
.add_shared_nsr_2vld(nsir
, nsr_item
)
2879 "lcmOperationType": operation
,
2880 "nsInstanceId": nsr_id
,
2881 # Including netslice_id in the ns instantiate Operation
2882 "netsliceInstanceId": netsliceInstanceId
,
2884 if operation
== "instantiate":
2885 service
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
2886 indata_ns
.update(service
["instantiate_params"])
2888 # Creating NS_LCM_OP with the flag slice_object=True to not trigger the service instantiation
2889 # message via kafka bus
2890 nslcmop
, _
= self
.nsi_NsLcmOpTopic
.new(
2891 rollback
, session
, indata_ns
, None, headers
, slice_object
=True
2893 nslcmops
.append(nslcmop
)
2894 if operation
== "instantiate":
2896 "_admin.nsrs-detailed-list.{}.nslcmop_instantiate".format(
2900 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, _update
)
2901 except (DbException
, EngineException
) as e
:
2902 if e
.http_code
== HTTPStatus
.NOT_FOUND
:
2905 + "skipping NS={} because not found".format(nsr_id
)
2912 indata
["nslcmops_ids"] = nslcmops
2913 self
._check
_nsi
_operation
(session
, nsir
, operation
, indata
)
2915 nsilcmop_desc
= self
._create
_nsilcmop
(
2916 session
, netsliceInstanceId
, operation
, indata
2919 nsilcmop_desc
, session
["project_id"], make_public
=session
["public"]
2921 _id
= self
.db
.create("nsilcmops", nsilcmop_desc
)
2922 rollback
.append({"topic": "nsilcmops", "_id": _id
})
2923 self
.msg
.write("nsi", operation
, nsilcmop_desc
)
2925 except ValidationError
as e
:
2926 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
2928 def delete(self
, session
, _id
, dry_run
=False, not_send_msg
=None):
2929 raise EngineException(
2930 "Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
2933 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
2934 raise EngineException(
2935 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR