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 (
41 update_descriptor_usage_state
,
43 from yaml
import safe_dump
44 from osm_common
.dbbase
import DbException
45 from osm_common
.msgbase
import MsgException
46 from osm_common
.fsbase
import FsException
47 from osm_nbi
import utils
50 ) # For checking that additional parameter names are valid Jinja2 identifiers
52 __author__
= "Alfonso Tierno <alfonso.tiernosepulveda@telefonica.com>"
55 class NsrTopic(BaseTopic
):
58 quota_name
= "ns_instances"
59 schema_new
= ns_instantiate
61 def __init__(self
, db
, fs
, msg
, auth
):
62 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
64 def _check_descriptor_dependencies(self
, session
, descriptor
):
66 Check that the dependent descriptors exist on a new descriptor or edition
67 :param session: client session information
68 :param descriptor: descriptor to be inserted or edit
69 :return: None or raises exception
71 if not descriptor
.get("nsdId"):
73 nsd_id
= descriptor
["nsdId"]
74 if not self
.get_item_list(session
, "nsds", {"id": nsd_id
}):
75 raise EngineException(
76 "Descriptor error at nsdId='{}' references a non exist nsd".format(
79 http_code
=HTTPStatus
.CONFLICT
,
83 def format_on_new(content
, project_id
=None, make_public
=False):
84 BaseTopic
.format_on_new(content
, project_id
=project_id
, make_public
=make_public
)
85 content
["_admin"]["nsState"] = "NOT_INSTANTIATED"
88 def check_conflict_on_del(self
, session
, _id
, db_content
):
90 Check that NSR is not instantiated
91 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
92 :param _id: nsr internal id
93 :param db_content: The database content of the nsr
94 :return: None or raises EngineException with the conflict
99 if nsr
["_admin"].get("nsState") == "INSTANTIATED":
100 raise EngineException(
101 "nsr '{}' cannot be deleted because it is in 'INSTANTIATED' state. "
102 "Launch 'terminate' operation first; or force deletion".format(_id
),
103 http_code
=HTTPStatus
.CONFLICT
,
106 def delete_extra(self
, session
, _id
, db_content
, not_send_msg
=None):
108 Deletes associated nslcmops and vnfrs from database. Deletes associated filesystem.
109 Set usageState of pdu, vnfd, nsd
110 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
111 :param _id: server internal id
112 :param db_content: The database content of the descriptor
113 :param not_send_msg: To not send message (False) or store content (list) instead
114 :return: None if ok or raises EngineException with the problem
116 self
.fs
.file_delete(_id
, ignore_non_exist
=True)
117 self
.db
.del_list("nslcmops", {"nsInstanceId": _id
})
118 self
.db
.del_list("vnfrs", {"nsr-id-ref": _id
})
120 # set all used pdus as free
123 {"_admin.usage.nsr_id": _id
},
124 {"_admin.usageState": "NOT_IN_USE", "_admin.usage": None},
129 used_nsd_id
= nsr
.get("nsd-id")
131 # check if used by another NSR
132 nsrs_list
= self
.db
.get_one(
133 "nsrs", {"nsd-id": used_nsd_id
}, fail_on_empty
=False, fail_on_more
=False
137 "nsds", {"_id": used_nsd_id
}, {"_admin.usageState": "NOT_IN_USE"}
140 # Set VNFD usageState
141 used_vnfd_id_list
= nsr
.get("vnfd-id")
142 if used_vnfd_id_list
:
143 for used_vnfd_id
in used_vnfd_id_list
:
144 # check if used by another NSR
145 nsrs_list
= self
.db
.get_one(
147 {"vnfd-id": used_vnfd_id
},
154 {"_id": used_vnfd_id
},
155 {"_admin.usageState": "NOT_IN_USE"},
158 # delete extra ro_nsrs used for internal RO module
159 self
.db
.del_one("ro_nsrs", q_filter
={"_id": _id
}, fail_on_empty
=False)
162 def _format_ns_request(ns_request
):
163 formated_request
= copy(ns_request
)
164 formated_request
.pop("additionalParamsForNs", None)
165 formated_request
.pop("additionalParamsForVnf", None)
166 return formated_request
169 def _format_additional_params(
170 ns_request
, member_vnf_index
=None, vdu_id
=None, kdu_name
=None, descriptor
=None
173 Get and format user additional params for NS or VNF
174 :param ns_request: User instantiation additional parameters
175 :param member_vnf_index: None for extract NS params, or member_vnf_index to extract VNF params
176 :param descriptor: If not None it check that needed parameters of descriptor are supplied
177 :return: tuple with a formatted copy of additional params or None if not supplied, plus other parameters
179 additional_params
= None
181 if not member_vnf_index
:
182 additional_params
= copy(ns_request
.get("additionalParamsForNs"))
183 where_
= "additionalParamsForNs"
184 elif ns_request
.get("additionalParamsForVnf"):
185 where_
= "additionalParamsForVnf[member-vnf-index={}]".format(
191 for x
in ns_request
["additionalParamsForVnf"]
192 if x
["member-vnf-index"] == member_vnf_index
197 if not vdu_id
and not kdu_name
:
199 additional_params
= copy(item
.get("additionalParams")) or {}
200 if vdu_id
and item
.get("additionalParamsForVdu"):
204 for x
in item
["additionalParamsForVdu"]
205 if x
["vdu_id"] == vdu_id
209 other_params
= item_vdu
210 if item_vdu
and item_vdu
.get("additionalParams"):
211 where_
+= ".additionalParamsForVdu[vdu_id={}]".format(vdu_id
)
212 additional_params
= item_vdu
["additionalParams"]
214 additional_params
= {}
215 if item
.get("additionalParamsForKdu"):
219 for x
in item
["additionalParamsForKdu"]
220 if x
["kdu_name"] == kdu_name
224 other_params
= item_kdu
225 if item_kdu
and item_kdu
.get("additionalParams"):
226 where_
+= ".additionalParamsForKdu[kdu_name={}]".format(
229 additional_params
= item_kdu
["additionalParams"]
231 if additional_params
:
232 for k
, v
in additional_params
.items():
233 # BEGIN Check that additional parameter names are valid Jinja2 identifiers if target is not Kdu
234 if not kdu_name
and not match("^[a-zA-Z_][a-zA-Z0-9_]*$", k
):
235 raise EngineException(
236 "Invalid param name at {}:{}. Must contain only alphanumeric characters "
237 "and underscores, and cannot start with a digit".format(
241 # END Check that additional parameter names are valid Jinja2 identifiers
242 if not isinstance(k
, str):
243 raise EngineException(
244 "Invalid param at {}:{}. Only string keys are allowed".format(
249 raise EngineException(
250 "Invalid param at {}:{}. Keys must not contain $ symbol".format(
254 if isinstance(v
, (dict, tuple, list)):
255 additional_params
[k
] = "!!yaml " + safe_dump(v
)
257 additional_params
= json
.dumps(additional_params
)
260 for df
in descriptor
.get("df", []):
261 # check that enough parameters are supplied for the initial-config-primitive
262 # TODO: check for cloud-init
264 initial_primitives
= []
266 "lcm-operations-configuration" in df
267 and "operate-vnf-op-config"
268 in df
["lcm-operations-configuration"]
270 for config
in df
["lcm-operations-configuration"][
271 "operate-vnf-op-config"
273 for primitive
in get_iterable(
274 config
.get("initial-config-primitive")
276 initial_primitives
.append(primitive
)
278 initial_primitives
= deep_get(
279 descriptor
, ("ns-configuration", "initial-config-primitive")
282 for initial_primitive
in get_iterable(initial_primitives
):
283 for param
in get_iterable(initial_primitive
.get("parameter")):
284 if param
["value"].startswith("<") and param
["value"].endswith(
287 if param
["value"] in (
294 not additional_params
295 or param
["value"][1:-1] not in additional_params
297 raise EngineException(
298 "Parameter '{}' needed for vnfd[id={}]:day1-2 configuration:"
299 "initial-config-primitive[name={}] not supplied".format(
302 initial_primitive
["name"],
306 return additional_params
or None, other_params
or None
308 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
310 Creates a new nsr into database. It also creates needed vnfrs
311 :param rollback: list to append the created items at database in case a rollback must be done
312 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
313 :param indata: params to be used for the nsr
314 :param kwargs: used to override the indata descriptor
315 :param headers: http request headers
316 :return: the _id of nsr descriptor created at database. Or an exception of type
317 EngineException, ValidationError, DbException, FsException, MsgException.
318 Note: Exceptions are not captured on purpose. They should be captured at called
321 step
= "checking quotas"
322 self
.check_quota(session
)
324 step
= "validating input parameters"
325 ns_request
= self
._remove
_envelop
(indata
)
326 self
._update
_input
_with
_kwargs
(ns_request
, kwargs
)
327 ns_request
= self
._validate
_input
_new
(ns_request
, session
["force"])
329 step
= "getting nsd id='{}' from database".format(ns_request
.get("nsdId"))
330 nsd
= self
._get
_nsd
_from
_db
(ns_request
["nsdId"], session
)
331 ns_k8s_namespace
= self
._get
_ns
_k
8s
_namespace
(nsd
, ns_request
, session
)
333 step
= "checking nsdOperationalState"
334 self
._check
_nsd
_operational
_state
(nsd
, ns_request
)
336 step
= "filling nsr from input data"
337 nsr_id
= str(uuid4())
338 nsr_descriptor
= self
._create
_nsr
_descriptor
_from
_nsd
(
339 nsd
, ns_request
, nsr_id
, session
344 # TODO: Change for multiple df support
345 vnf_profiles
= nsd
.get("df", [{}])[0].get("vnf-profile", ())
346 for vnfp
in vnf_profiles
:
347 vnfd_id
= vnfp
.get("vnfd-id")
348 vnf_index
= vnfp
.get("id")
350 "getting vnfd id='{}' constituent-vnfd='{}' from database".format(
354 if vnfd_id
not in needed_vnfds
:
355 vnfd
= self
._get
_vnfd
_from
_db
(vnfd_id
, session
)
356 if "revision" in vnfd
["_admin"]:
357 vnfd
["revision"] = vnfd
["_admin"]["revision"]
359 needed_vnfds
[vnfd_id
] = vnfd
360 nsr_descriptor
["vnfd-id"].append(vnfd
["_id"])
362 vnfd
= needed_vnfds
[vnfd_id
]
364 step
= "filling vnfr vnfd-id='{}' constituent-vnfd='{}'".format(
367 vnfr_descriptor
= self
._create
_vnfr
_descriptor
_from
_vnfd
(
377 step
= "creating vnfr vnfd-id='{}' constituent-vnfd='{}' at database".format(
380 self
._add
_vnfr
_to
_db
(vnfr_descriptor
, rollback
, session
)
381 nsr_descriptor
["constituent-vnfr-ref"].append(vnfr_descriptor
["id"])
382 step
= "Updating VNFD usageState"
383 update_descriptor_usage_state(vnfd
, "vnfds", self
.db
)
385 step
= "creating nsr at database"
386 self
._add
_nsr
_to
_db
(nsr_descriptor
, rollback
, session
)
387 step
= "Updating NSD usageState"
388 update_descriptor_usage_state(nsd
, "nsds", self
.db
)
390 step
= "creating nsr temporal folder"
391 self
.fs
.mkdir(nsr_id
)
401 raise type(e
)("{} while '{}'".format(e
, step
), http_code
=e
.http_code
)
403 def _get_nsd_from_db(self
, nsd_id
, session
):
404 _filter
= self
._get
_project
_filter
(session
)
405 _filter
["_id"] = nsd_id
406 return self
.db
.get_one("nsds", _filter
)
408 def _get_vnfd_from_db(self
, vnfd_id
, session
):
409 _filter
= self
._get
_project
_filter
(session
)
410 _filter
["id"] = vnfd_id
411 vnfd
= self
.db
.get_one("vnfds", _filter
, fail_on_empty
=True, fail_on_more
=True)
414 def _add_nsr_to_db(self
, nsr_descriptor
, rollback
, session
):
416 nsr_descriptor
, session
["project_id"], make_public
=session
["public"]
418 self
.db
.create("nsrs", nsr_descriptor
)
419 rollback
.append({"topic": "nsrs", "_id": nsr_descriptor
["id"]})
421 def _add_vnfr_to_db(self
, vnfr_descriptor
, rollback
, session
):
423 vnfr_descriptor
, session
["project_id"], make_public
=session
["public"]
425 self
.db
.create("vnfrs", vnfr_descriptor
)
426 rollback
.append({"topic": "vnfrs", "_id": vnfr_descriptor
["id"]})
428 def _check_nsd_operational_state(self
, nsd
, ns_request
):
429 if nsd
["_admin"]["operationalState"] == "DISABLED":
430 raise EngineException(
431 "nsd with id '{}' is DISABLED, and thus cannot be used to create "
432 "a network service".format(ns_request
["nsdId"]),
433 http_code
=HTTPStatus
.CONFLICT
,
436 def _get_ns_k8s_namespace(self
, nsd
, ns_request
, session
):
437 additional_params
, _
= self
._format
_additional
_params
(
438 ns_request
, descriptor
=nsd
440 # use for k8s-namespace from ns_request or additionalParamsForNs. By default, the project_id
441 ns_k8s_namespace
= session
["project_id"][0] if session
["project_id"] else None
442 if ns_request
and ns_request
.get("k8s-namespace"):
443 ns_k8s_namespace
= ns_request
["k8s-namespace"]
444 if additional_params
and additional_params
.get("k8s-namespace"):
445 ns_k8s_namespace
= additional_params
["k8s-namespace"]
447 return ns_k8s_namespace
449 def _add_flavor_to_nsr(self
, vdu
, vnfd
, nsr_descriptor
, member_vnf_index
, revision
=None):
452 # Find this vdu compute and storage descriptors
453 vdu_virtual_compute
= {}
454 vdu_virtual_storage
= {}
455 for vcd
in vnfd
.get("virtual-compute-desc", ()):
456 if vcd
.get("id") == vdu
.get("virtual-compute-desc"):
457 vdu_virtual_compute
= vcd
458 for vsd
in vnfd
.get("virtual-storage-desc", ()):
459 if vsd
.get("id") == vdu
.get("virtual-storage-desc", [[]])[0]:
460 vdu_virtual_storage
= vsd
461 # Get this vdu vcpus, memory and storage info for flavor_data
462 if vdu_virtual_compute
.get("virtual-cpu", {}).get(
465 flavor_data
["vcpu-count"] = vdu_virtual_compute
["virtual-cpu"][
468 if vdu_virtual_compute
.get("virtual-memory", {}).get("size"):
469 flavor_data
["memory-mb"] = (
470 float(vdu_virtual_compute
["virtual-memory"]["size"])
473 if vdu_virtual_storage
.get("size-of-storage"):
474 flavor_data
["storage-gb"] = vdu_virtual_storage
[
477 # Get this vdu EPA info for guest_epa
478 if vdu_virtual_compute
.get("virtual-cpu", {}).get("cpu-quota"):
479 guest_epa
["cpu-quota"] = vdu_virtual_compute
["virtual-cpu"][
482 if vdu_virtual_compute
.get("virtual-cpu", {}).get("pinning"):
483 vcpu_pinning
= vdu_virtual_compute
["virtual-cpu"]["pinning"]
484 if vcpu_pinning
.get("thread-policy"):
485 guest_epa
["cpu-thread-pinning-policy"] = vcpu_pinning
[
488 if vcpu_pinning
.get("policy"):
491 if vcpu_pinning
["policy"] == "dynamic"
494 guest_epa
["cpu-pinning-policy"] = cpu_policy
495 if vdu_virtual_compute
.get("virtual-memory", {}).get("mem-quota"):
496 guest_epa
["mem-quota"] = vdu_virtual_compute
["virtual-memory"][
499 if vdu_virtual_compute
.get("virtual-memory", {}).get(
502 guest_epa
["mempage-size"] = vdu_virtual_compute
[
505 if vdu_virtual_compute
.get("virtual-memory", {}).get(
508 guest_epa
["numa-node-policy"] = vdu_virtual_compute
[
510 ]["numa-node-policy"]
511 if vdu_virtual_storage
.get("disk-io-quota"):
512 guest_epa
["disk-io-quota"] = vdu_virtual_storage
[
517 flavor_data
["guest-epa"] = guest_epa
519 revision
= revision
if revision
is not None else 1
520 flavor_data
["name"] = vdu
["id"][:56] + "-" + member_vnf_index
+ "-" + str(revision
) + "-flv"
521 flavor_data
["id"] = str(len(nsr_descriptor
["flavor"]))
522 nsr_descriptor
["flavor"].append(flavor_data
)
524 def _create_nsr_descriptor_from_nsd(self
, nsd
, ns_request
, nsr_id
, session
):
526 additional_params
, _
= self
._format
_additional
_params
(
527 ns_request
, descriptor
=nsd
531 "name": ns_request
["nsName"],
532 "name-ref": ns_request
["nsName"],
533 "short-name": ns_request
["nsName"],
534 "admin-status": "ENABLED",
535 "nsState": "NOT_INSTANTIATED",
536 "currentOperation": "IDLE",
537 "currentOperationID": None,
538 "errorDescription": None,
540 "deploymentStatus": None,
541 "configurationStatus": None,
543 "nsd": {k
: v
for k
, v
in nsd
.items()},
544 "datacenter": ns_request
["vimAccountId"],
545 "resource-orchestrator": "osmopenmano",
546 "description": ns_request
.get("nsDescription", ""),
547 "constituent-vnfr-ref": [],
548 "operational-status": "init", # typedef ns-operational-
549 "config-status": "init", # typedef config-states
550 "detailed-status": "scheduled",
551 "orchestration-progress": {},
553 "nsd-name-ref": nsd
["name"],
554 "operational-events": [], # "id", "timestamp", "description", "event",
555 "nsd-ref": nsd
["id"],
556 "nsd-id": nsd
["_id"],
558 "instantiate_params": self
._format
_ns
_request
(ns_request
),
559 "additionalParamsForNs": additional_params
,
560 "ns-instance-config-ref": nsr_id
,
563 "ssh-authorized-key": ns_request
.get("ssh_keys"), # TODO remove
566 "affinity-or-anti-affinity-group": [],
568 if "revision" in nsd
["_admin"]:
569 nsr_descriptor
["revision"] = nsd
["_admin"]["revision"]
571 ns_request
["nsr_id"] = nsr_id
572 if ns_request
and ns_request
.get("config-units"):
573 nsr_descriptor
["config-units"] = ns_request
["config-units"]
575 if nsd
.get("virtual-link-desc"):
576 nsr_vld
= deepcopy(nsd
.get("virtual-link-desc", []))
577 # Fill each vld with vnfd-connection-point-ref data
578 # TODO: Change for multiple df support
579 all_vld_connection_point_data
= {vld
.get("id"): [] for vld
in nsr_vld
}
580 vnf_profiles
= nsd
.get("df", [[]])[0].get("vnf-profile", ())
581 for vnf_profile
in vnf_profiles
:
582 for vlc
in vnf_profile
.get("virtual-link-connectivity", ()):
583 for cpd
in vlc
.get("constituent-cpd-id", ()):
584 all_vld_connection_point_data
[
585 vlc
.get("virtual-link-profile-id")
588 "member-vnf-index-ref": cpd
.get(
589 "constituent-base-element-id"
591 "vnfd-connection-point-ref": cpd
.get(
594 "vnfd-id-ref": vnf_profile
.get("vnfd-id"),
598 vnfd
= self
._get
_vnfd
_from
_db
(vnf_profile
.get("vnfd-id"), session
)
601 for vdu
in vnfd
.get("vdu", ()):
602 member_vnf_index
= vnf_profile
.get("id")
603 self
._add
_flavor
_to
_nsr
(vdu
, vnfd
, nsr_descriptor
, member_vnf_index
)
604 sw_image_id
= vdu
.get("sw-image-desc")
606 image_data
= self
._get
_image
_data
_from
_vnfd
(vnfd
, sw_image_id
)
607 self
._add
_image
_to
_nsr
(nsr_descriptor
, image_data
)
609 # also add alternative images to the list of images
610 for alt_image
in vdu
.get("alternative-sw-image-desc", ()):
611 image_data
= self
._get
_image
_data
_from
_vnfd
(vnfd
, alt_image
)
612 self
._add
_image
_to
_nsr
(nsr_descriptor
, image_data
)
614 # Add Affinity or Anti-affinity group information to NSR
615 vdu_profiles
= vnfd
.get("df", [[]])[0].get("vdu-profile", ())
616 affinity_group_prefix_name
= "{}-{}".format(
617 nsr_descriptor
["name"][:16], vnf_profile
.get("id")[:16]
620 for vdu_profile
in vdu_profiles
:
621 affinity_group_data
= {}
622 for affinity_group
in vdu_profile
.get(
623 "affinity-or-anti-affinity-group", ()
625 affinity_group_data
= (
626 self
._get
_affinity
_or
_anti
_affinity
_group
_data
_from
_vnfd
(
627 vnfd
, affinity_group
["id"]
630 affinity_group_data
["member-vnf-index"] = vnf_profile
.get("id")
631 self
._add
_affinity
_or
_anti
_affinity
_group
_to
_nsr
(
634 affinity_group_prefix_name
,
638 vld
["vnfd-connection-point-ref"] = all_vld_connection_point_data
.get(
641 vld
["name"] = vld
["id"]
642 nsr_descriptor
["vld"] = nsr_vld
644 return nsr_descriptor
646 def _get_affinity_or_anti_affinity_group_data_from_vnfd(
647 self
, vnfd
, affinity_group_id
650 Gets affinity-or-anti-affinity-group info from df and returns the desired affinity group
652 affinity_group
= utils
.find_in_list(
653 vnfd
.get("df", [[]])[0].get("affinity-or-anti-affinity-group", ()),
654 lambda ag
: ag
["id"] == affinity_group_id
,
656 affinity_group_data
= {}
658 if affinity_group
.get("id"):
659 affinity_group_data
["ag-id"] = affinity_group
["id"]
660 if affinity_group
.get("type"):
661 affinity_group_data
["type"] = affinity_group
["type"]
662 if affinity_group
.get("scope"):
663 affinity_group_data
["scope"] = affinity_group
["scope"]
664 return affinity_group_data
666 def _add_affinity_or_anti_affinity_group_to_nsr(
667 self
, nsr_descriptor
, affinity_group_data
, affinity_group_prefix_name
670 Adds affinity-or-anti-affinity-group to nsr checking first it is not already added
672 affinity_group
= next(
675 for f
in nsr_descriptor
["affinity-or-anti-affinity-group"]
676 if all(f
.get(k
) == affinity_group_data
[k
] for k
in affinity_group_data
)
680 if not affinity_group
:
681 affinity_group_data
["id"] = str(
682 len(nsr_descriptor
["affinity-or-anti-affinity-group"])
684 affinity_group_data
["name"] = "{}-{}".format(
685 affinity_group_prefix_name
, affinity_group_data
["ag-id"][:32]
687 nsr_descriptor
["affinity-or-anti-affinity-group"].append(
691 def _get_image_data_from_vnfd(self
, vnfd
, sw_image_id
):
692 sw_image_desc
= utils
.find_in_list(
693 vnfd
.get("sw-image-desc", ()), lambda sw
: sw
["id"] == sw_image_id
696 if sw_image_desc
.get("image"):
697 image_data
["image"] = sw_image_desc
["image"]
698 if sw_image_desc
.get("checksum"):
699 image_data
["image_checksum"] = sw_image_desc
["checksum"]["hash"]
700 if sw_image_desc
.get("vim-type"):
701 image_data
["vim-type"] = sw_image_desc
["vim-type"]
704 def _add_image_to_nsr(self
, nsr_descriptor
, image_data
):
706 Adds image to nsr checking first it is not already added
711 for f
in nsr_descriptor
["image"]
712 if all(f
.get(k
) == image_data
[k
] for k
in image_data
)
717 image_data
["id"] = str(len(nsr_descriptor
["image"]))
718 nsr_descriptor
["image"].append(image_data
)
720 def _create_vnfr_descriptor_from_vnfd(
731 vnfr_id
= str(uuid4())
732 nsr_id
= nsr_descriptor
["id"]
734 additional_params
, vnf_params
= self
._format
_additional
_params
(
735 ns_request
, vnf_index
, descriptor
=vnfd
741 "nsr-id-ref": nsr_id
,
742 "member-vnf-index-ref": vnf_index
,
743 "additionalParamsForVnf": additional_params
,
745 # "vnfd": vnfd, # at OSM model.but removed to avoid data duplication TODO: revise
747 "vnfd-id": vnfd
["_id"], # not at OSM model, but useful
748 "vim-account-id": None,
751 "connection-point": [],
752 "ip-address": None, # mgmt-interface filled by LCM
755 # Revision backwards compatility. Only specify the revision in the record if
756 # the original VNFD has a revision.
757 if "revision" in vnfd
:
758 vnfr_descriptor
["revision"] = vnfd
["revision"]
761 vnf_k8s_namespace
= ns_k8s_namespace
763 if vnf_params
.get("k8s-namespace"):
764 vnf_k8s_namespace
= vnf_params
["k8s-namespace"]
765 if vnf_params
.get("config-units"):
766 vnfr_descriptor
["config-units"] = vnf_params
["config-units"]
769 if vnfd
.get("int-virtual-link-desc"):
770 vnfr_descriptor
["vld"] = []
771 for vnfd_vld
in vnfd
.get("int-virtual-link-desc"):
772 vnfr_descriptor
["vld"].append({key
: vnfd_vld
[key
] for key
in vnfd_vld
})
774 for cp
in vnfd
.get("ext-cpd", ()):
776 "name": cp
.get("id"),
777 "connection-point-id": cp
.get("int-cpd", {}).get("cpd"),
778 "connection-point-vdu-id": cp
.get("int-cpd", {}).get("vdu-id"),
780 # "ip-address", "mac-address" # filled by LCM
781 # vim-id # TODO it would be nice having a vim port id
783 vnfr_descriptor
["connection-point"].append(vnf_cp
)
785 # Create k8s-cluster information
786 # TODO: Validate if a k8s-cluster net can have more than one ext-cpd ?
787 if vnfd
.get("k8s-cluster"):
788 vnfr_descriptor
["k8s-cluster"] = vnfd
["k8s-cluster"]
789 all_k8s_cluster_nets_cpds
= {}
790 for cpd
in get_iterable(vnfd
.get("ext-cpd")):
791 if cpd
.get("k8s-cluster-net"):
792 all_k8s_cluster_nets_cpds
[cpd
.get("k8s-cluster-net")] = cpd
.get(
795 for net
in get_iterable(vnfr_descriptor
["k8s-cluster"].get("nets")):
796 if net
.get("id") in all_k8s_cluster_nets_cpds
:
797 net
["external-connection-point-ref"] = all_k8s_cluster_nets_cpds
[
802 for kdu
in get_iterable(vnfd
.get("kdu")):
803 additional_params
, kdu_params
= self
._format
_additional
_params
(
804 ns_request
, vnf_index
, kdu_name
=kdu
["name"], descriptor
=vnfd
806 kdu_k8s_namespace
= vnf_k8s_namespace
807 kdu_model
= kdu_params
.get("kdu_model") if kdu_params
else None
808 if kdu_params
and kdu_params
.get("k8s-namespace"):
809 kdu_k8s_namespace
= kdu_params
["k8s-namespace"]
811 kdu_deployment_name
= ""
812 if kdu_params
and kdu_params
.get("kdu-deployment-name"):
813 kdu_deployment_name
= kdu_params
.get("kdu-deployment-name")
816 "additionalParams": additional_params
,
817 "k8s-namespace": kdu_k8s_namespace
,
818 "kdu-deployment-name": kdu_deployment_name
,
819 "kdu-name": kdu
["name"],
820 # TODO "name": "" Name of the VDU in the VIM
821 "ip-address": None, # mgmt-interface filled by LCM
824 if kdu_params
and kdu_params
.get("config-units"):
825 kdur
["config-units"] = kdu_params
["config-units"]
826 if kdu
.get("helm-version"):
827 kdur
["helm-version"] = kdu
["helm-version"]
828 for k8s_type
in ("helm-chart", "juju-bundle"):
829 if kdu
.get(k8s_type
):
830 kdur
[k8s_type
] = kdu_model
or kdu
[k8s_type
]
831 if not vnfr_descriptor
.get("kdur"):
832 vnfr_descriptor
["kdur"] = []
833 vnfr_descriptor
["kdur"].append(kdur
)
835 vnfd_mgmt_cp
= vnfd
.get("mgmt-cp")
837 for vdu
in vnfd
.get("vdu", ()):
840 configs
= vnfd
.get("df")[0]["lcm-operations-configuration"][
841 "operate-vnf-op-config"
843 vdu_config
= utils
.find_in_list(
844 configs
, lambda config
: config
["id"] == vdu
["id"]
850 vdu_instantiation_level
= utils
.find_in_list(
851 vnfd
.get("df")[0]["instantiation-level"][0]["vdu-level"],
852 lambda a_vdu_profile
: a_vdu_profile
["vdu-id"] == vdu
["id"],
855 vdu_instantiation_level
= None
858 external_connection_ee
= utils
.filter_in_list(
859 vdu_config
.get("execution-environment-list", []),
860 lambda ee
: "external-connection-point-ref" in ee
,
862 for ee
in external_connection_ee
:
863 vdu_mgmt_cp
.append(ee
["external-connection-point-ref"])
865 additional_params
, vdu_params
= self
._format
_additional
_params
(
866 ns_request
, vnf_index
, vdu_id
=vdu
["id"], descriptor
=vnfd
870 vdu_virtual_storage_descriptors
= utils
.filter_in_list(
871 vnfd
.get("virtual-storage-desc", []),
872 lambda stg_desc
: stg_desc
["id"] in vdu
["virtual-storage-desc"]
875 vdu_virtual_storage_descriptors
= []
877 "vdu-id-ref": vdu
["id"],
878 # TODO "name": "" Name of the VDU in the VIM
879 "ip-address": None, # mgmt-interface filled by LCM
880 # "vim-id", "flavor-id", "image-id", "management-ip" # filled by LCM
881 "internal-connection-point": [],
883 "additionalParams": additional_params
,
884 "vdu-name": vdu
["name"],
885 "virtual-storages": vdu_virtual_storage_descriptors
887 if vdu_params
and vdu_params
.get("config-units"):
888 vdur
["config-units"] = vdu_params
["config-units"]
889 if deep_get(vdu
, ("supplemental-boot-data", "boot-data-drive")):
890 vdur
["boot-data-drive"] = vdu
["supplemental-boot-data"][
893 if vdu
.get("pdu-type"):
894 vdur
["pdu-type"] = vdu
["pdu-type"]
895 vdur
["name"] = vdu
["pdu-type"]
896 # TODO volumes: name, volume-id
897 for icp
in vdu
.get("int-cpd", ()):
900 "connection-point-id": icp
["id"],
901 "name": icp
.get("id"),
904 vdur
["internal-connection-point"].append(vdu_icp
)
906 for iface
in icp
.get("virtual-network-interface-requirement", ()):
907 # Name, mac-address and interface position is taken from VNFD
908 # and included into VNFR. By this way RO can process this information
909 # while creating the VDU.
910 iface_fields
= ("name", "mac-address", "position")
912 x
: iface
[x
] for x
in iface_fields
if iface
.get(x
) is not None
915 vdu_iface
["internal-connection-point-ref"] = vdu_icp
["id"]
916 if "port-security-enabled" in icp
:
917 vdu_iface
["port-security-enabled"] = icp
[
918 "port-security-enabled"
921 if "port-security-disable-strategy" in icp
:
922 vdu_iface
["port-security-disable-strategy"] = icp
[
923 "port-security-disable-strategy"
926 for ext_cp
in vnfd
.get("ext-cpd", ()):
927 if not ext_cp
.get("int-cpd"):
929 if ext_cp
["int-cpd"].get("vdu-id") != vdu
["id"]:
931 if icp
["id"] == ext_cp
["int-cpd"].get("cpd"):
932 vdu_iface
["external-connection-point-ref"] = ext_cp
.get(
936 if "port-security-enabled" in ext_cp
:
937 vdu_iface
["port-security-enabled"] = ext_cp
[
938 "port-security-enabled"
941 if "port-security-disable-strategy" in ext_cp
:
942 vdu_iface
["port-security-disable-strategy"] = ext_cp
[
943 "port-security-disable-strategy"
950 and vdu_iface
.get("external-connection-point-ref")
953 vdu_iface
["mgmt-vnf"] = True
954 vdu_iface
["mgmt-interface"] = True
956 for ecp
in vdu_mgmt_cp
:
957 if vdu_iface
.get("external-connection-point-ref") == ecp
:
958 vdu_iface
["mgmt-interface"] = True
960 if iface
.get("virtual-interface"):
961 vdu_iface
.update(deepcopy(iface
["virtual-interface"]))
963 # look for network where this interface is connected
964 iface_ext_cp
= vdu_iface
.get("external-connection-point-ref")
966 # TODO: Change for multiple df support
967 for df
in get_iterable(nsd
.get("df")):
968 for vnf_profile
in get_iterable(df
.get("vnf-profile")):
969 for vlc_index
, vlc
in enumerate(
971 vnf_profile
.get("virtual-link-connectivity")
974 for cpd
in get_iterable(
975 vlc
.get("constituent-cpd-id")
978 cpd
.get("constituent-cpd-id")
981 vdu_iface
["ns-vld-id"] = vlc
.get(
982 "virtual-link-profile-id"
984 # if iface type is SRIOV or PASSTHROUGH, set pci-interfaces flag to True
985 if vdu_iface
.get("type") in (
989 nsr_descriptor
["vld"][vlc_index
][
993 elif vdu_iface
.get("internal-connection-point-ref"):
994 vdu_iface
["vnf-vld-id"] = icp
.get("int-virtual-link-desc")
995 # TODO: store fixed IP address in the record (if it exists in the ICP)
996 # if iface type is SRIOV or PASSTHROUGH, set pci-interfaces flag to True
997 if vdu_iface
.get("type") in ("SR-IOV", "PCI-PASSTHROUGH"):
998 ivld_index
= utils
.find_index_in_list(
999 vnfd
.get("int-virtual-link-desc", ()),
1000 lambda ivld
: ivld
["id"]
1001 == icp
.get("int-virtual-link-desc"),
1003 vnfr_descriptor
["vld"][ivld_index
]["pci-interfaces"] = True
1005 vdur
["interfaces"].append(vdu_iface
)
1007 if vdu
.get("sw-image-desc"):
1008 sw_image
= utils
.find_in_list(
1009 vnfd
.get("sw-image-desc", ()),
1010 lambda image
: image
["id"] == vdu
.get("sw-image-desc"),
1012 nsr_sw_image_data
= utils
.find_in_list(
1013 nsr_descriptor
["image"],
1014 lambda nsr_image
: (nsr_image
.get("image") == sw_image
.get("image")),
1016 vdur
["ns-image-id"] = nsr_sw_image_data
["id"]
1018 if vdu
.get("alternative-sw-image-desc"):
1020 for alt_image_id
in vdu
.get("alternative-sw-image-desc", ()):
1021 sw_image
= utils
.find_in_list(
1022 vnfd
.get("sw-image-desc", ()),
1023 lambda image
: image
["id"] == alt_image_id
,
1025 nsr_sw_image_data
= utils
.find_in_list(
1026 nsr_descriptor
["image"],
1028 nsr_image
.get("image") == sw_image
.get("image")
1031 alt_image_ids
.append(nsr_sw_image_data
["id"])
1032 vdur
["alt-image-ids"] = alt_image_ids
1034 revision
= revision
if revision
is not None else 1
1035 flavor_data_name
= vdu
["id"][:56] + "-" + vnf_index
+ "-" + str(revision
) + "-flv"
1036 nsr_flavor_desc
= utils
.find_in_list(
1037 nsr_descriptor
["flavor"],
1038 lambda flavor
: flavor
["name"] == flavor_data_name
,
1042 vdur
["ns-flavor-id"] = nsr_flavor_desc
["id"]
1044 # Adding Affinity groups information to vdur
1046 vdu_profile_affinity_group
= utils
.find_in_list(
1047 vnfd
.get("df")[0]["vdu-profile"],
1048 lambda a_vdu
: a_vdu
["id"] == vdu
["id"],
1051 vdu_profile_affinity_group
= None
1053 if vdu_profile_affinity_group
:
1054 affinity_group_ids
= []
1055 for affinity_group
in vdu_profile_affinity_group
.get(
1056 "affinity-or-anti-affinity-group", ()
1058 vdu_affinity_group
= utils
.find_in_list(
1059 vdu_profile_affinity_group
.get(
1060 "affinity-or-anti-affinity-group", ()
1062 lambda ag_fp
: ag_fp
["id"] == affinity_group
["id"],
1064 nsr_affinity_group
= utils
.find_in_list(
1065 nsr_descriptor
["affinity-or-anti-affinity-group"],
1067 nsr_ag
.get("ag-id") == vdu_affinity_group
.get("id")
1068 and nsr_ag
.get("member-vnf-index")
1069 == vnfr_descriptor
.get("member-vnf-index-ref")
1072 # Update Affinity Group VIM name if VDU instantiation parameter is present
1073 if vnf_params
and vnf_params
.get("affinity-or-anti-affinity-group"):
1074 vnf_params_affinity_group
= utils
.find_in_list(
1075 vnf_params
["affinity-or-anti-affinity-group"],
1077 vnfp_ag
.get("id") == vdu_affinity_group
.get("id")
1080 if vnf_params_affinity_group
.get("vim-affinity-group-id"):
1082 "vim-affinity-group-id"
1083 ] = vnf_params_affinity_group
["vim-affinity-group-id"]
1084 affinity_group_ids
.append(nsr_affinity_group
["id"])
1085 vdur
["affinity-or-anti-affinity-group-id"] = affinity_group_ids
1087 if vdu_instantiation_level
:
1088 count
= vdu_instantiation_level
.get("number-of-instances")
1092 for index
in range(0, count
):
1093 vdur
= deepcopy(vdur
)
1094 for iface
in vdur
["interfaces"]:
1095 if iface
.get("ip-address") and index
!= 0:
1096 iface
["ip-address"] = increment_ip_mac(iface
["ip-address"])
1097 if iface
.get("mac-address") and index
!= 0:
1098 iface
["mac-address"] = increment_ip_mac(iface
["mac-address"])
1100 vdur
["_id"] = str(uuid4())
1101 vdur
["id"] = vdur
["_id"]
1102 vdur
["count-index"] = index
1103 vnfr_descriptor
["vdur"].append(vdur
)
1105 return vnfr_descriptor
1107 def vca_status_refresh(self
, session
, ns_instance_content
, filter_q
):
1109 vcaStatus in ns_instance_content maybe stale, check if it is stale and create lcm op
1110 to refresh vca status by sending message to LCM when it is stale. Ignore otherwise.
1111 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1112 :param ns_instance_content: ns instance content
1113 :param filter_q: dict: query parameter containing vcaStatus-refresh as true or false
1116 time_now
, time_delta
= time(), time() - ns_instance_content
["_admin"]["modified"]
1117 force_refresh
= isinstance(filter_q
, dict) and filter_q
.get('vcaStatusRefresh') == 'true'
1118 threshold_reached
= time_delta
> 120
1119 if force_refresh
or threshold_reached
:
1120 operation
, _id
= "vca_status_refresh", ns_instance_content
["_id"]
1121 ns_instance_content
["_admin"]["modified"] = time_now
1122 self
.db
.set_one(self
.topic
, {"_id": _id
}, ns_instance_content
)
1123 nslcmop_desc
= NsLcmOpTopic
._create
_nslcmop
(_id
, operation
, None)
1124 self
.format_on_new(nslcmop_desc
, session
["project_id"], make_public
=session
["public"])
1125 nslcmop_desc
["_admin"].pop("nsState")
1126 self
.msg
.write("ns", operation
, nslcmop_desc
)
1129 def show(self
, session
, _id
, filter_q
=None, api_req
=False):
1131 Get complete information on an ns instance.
1132 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1133 :param _id: string, ns instance id
1134 :param filter_q: dict: query parameter containing vcaStatusRefresh as true or false
1135 :param api_req: True if this call is serving an external API request. False if serving internal request.
1136 :return: dictionary, raise exception if not found.
1138 ns_instance_content
= super().show(session
, _id
, api_req
)
1139 self
.vca_status_refresh(session
, ns_instance_content
, filter_q
)
1140 return ns_instance_content
1142 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
1143 raise EngineException(
1144 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
1148 class VnfrTopic(BaseTopic
):
1152 def __init__(self
, db
, fs
, msg
, auth
):
1153 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
1155 def delete(self
, session
, _id
, dry_run
=False, not_send_msg
=None):
1156 raise EngineException(
1157 "Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
1160 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
1161 raise EngineException(
1162 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
1165 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
1166 # Not used because vnfrs are created and deleted by NsrTopic class directly
1167 raise EngineException(
1168 "Method new called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
1172 class NsLcmOpTopic(BaseTopic
):
1175 operation_schema
= { # mapping between operation and jsonschema to validate
1176 "instantiate": ns_instantiate
,
1177 "action": ns_action
,
1178 "update": ns_update
,
1181 "terminate": ns_terminate
,
1182 "migrate": ns_migrate
,
1183 "verticalscale": ns_verticalscale
,
1186 def __init__(self
, db
, fs
, msg
, auth
):
1187 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
1188 self
.nsrtopic
= NsrTopic(db
, fs
, msg
, auth
)
1190 def _check_ns_operation(self
, session
, nsr
, operation
, indata
):
1192 Check that user has enter right parameters for the operation
1193 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1194 :param operation: it can be: instantiate, terminate, action, update, heal
1195 :param indata: descriptor with the parameters of the operation
1198 if operation
== "action":
1199 self
._check
_action
_ns
_operation
(indata
, nsr
)
1200 elif operation
== "scale":
1201 self
._check
_scale
_ns
_operation
(indata
, nsr
)
1202 elif operation
== "update":
1203 self
._check
_update
_ns
_operation
(indata
, nsr
)
1204 elif operation
== "heal":
1205 self
._check
_heal
_ns
_operation
(indata
, nsr
)
1206 elif operation
== "instantiate":
1207 self
._check
_instantiate
_ns
_operation
(indata
, nsr
, session
)
1209 def _check_action_ns_operation(self
, indata
, nsr
):
1211 # check vnf_member_index
1212 if indata
.get("vnf_member_index"):
1213 indata
["member_vnf_index"] = indata
.pop(
1215 ) # for backward compatibility
1216 if indata
.get("member_vnf_index"):
1217 vnfd
= self
._get
_vnfd
_from
_vnf
_member
_index
(
1218 indata
["member_vnf_index"], nsr
["_id"]
1221 configs
= vnfd
.get("df")[0]["lcm-operations-configuration"][
1222 "operate-vnf-op-config"
1227 if indata
.get("vdu_id"):
1228 self
._check
_valid
_vdu
(vnfd
, indata
["vdu_id"])
1229 descriptor_configuration
= utils
.find_in_list(
1230 configs
, lambda config
: config
["id"] == indata
["vdu_id"]
1232 elif indata
.get("kdu_name"):
1233 self
._check
_valid
_kdu
(vnfd
, indata
["kdu_name"])
1234 descriptor_configuration
= utils
.find_in_list(
1235 configs
, lambda config
: config
["id"] == indata
.get("kdu_name")
1238 descriptor_configuration
= utils
.find_in_list(
1239 configs
, lambda config
: config
["id"] == vnfd
["id"]
1241 if descriptor_configuration
is not None:
1242 descriptor_configuration
= descriptor_configuration
.get(
1246 descriptor_configuration
= nsd
.get("ns-configuration", {}).get(
1250 # For k8s allows default primitives without validating the parameters
1251 if indata
.get("kdu_name") and indata
["primitive"] in (
1258 # TODO should be checked that rollback only can contains revsision_numbe????
1259 if not indata
.get("member_vnf_index"):
1260 raise EngineException(
1261 "Missing action parameter 'member_vnf_index' for default KDU primitive '{}'".format(
1266 # if not, check primitive
1267 for config_primitive
in get_iterable(descriptor_configuration
):
1268 if indata
["primitive"] == config_primitive
["name"]:
1269 # check needed primitive_params are provided
1270 if indata
.get("primitive_params"):
1271 in_primitive_params_copy
= copy(indata
["primitive_params"])
1273 in_primitive_params_copy
= {}
1274 for paramd
in get_iterable(config_primitive
.get("parameter")):
1275 if paramd
["name"] in in_primitive_params_copy
:
1276 del in_primitive_params_copy
[paramd
["name"]]
1277 elif not paramd
.get("default-value"):
1278 raise EngineException(
1279 "Needed parameter {} not provided for primitive '{}'".format(
1280 paramd
["name"], indata
["primitive"]
1283 # check no extra primitive params are provided
1284 if in_primitive_params_copy
:
1285 raise EngineException(
1286 "parameter/s '{}' not present at vnfd /nsd for primitive '{}'".format(
1287 list(in_primitive_params_copy
.keys()), indata
["primitive"]
1292 raise EngineException(
1293 "Invalid primitive '{}' is not present at vnfd/nsd".format(
1298 def _check_update_ns_operation(self
, indata
, nsr
) -> None:
1299 """Validates the ns-update request according to updateType
1301 If updateType is CHANGE_VNFPKG:
1302 - it checks the vnfInstanceId, whether it's available under ns instance
1303 - it checks the vnfdId whether it matches with the vnfd-id in the vnf-record of specified VNF.
1304 Otherwise exception will be raised.
1305 If updateType is REMOVE_VNF:
1306 - it checks if the vnfInstanceId is available in the ns instance
1307 - Otherwise exception will be raised.
1310 indata: includes updateType such as CHANGE_VNFPKG,
1311 nsr: network service record
1315 a meaningful error if given update parameters are not proper such as
1316 "Error in validating ns-update request: <ID> does not match
1317 with the vnfd-id of vnfinstance
1318 http_code=HTTPStatus.UNPROCESSABLE_ENTITY"
1322 if indata
["updateType"] == "CHANGE_VNFPKG":
1323 # vnfInstanceId, nsInstanceId, vnfdId are mandatory
1324 vnf_instance_id
= indata
["changeVnfPackageData"]["vnfInstanceId"]
1325 ns_instance_id
= indata
["nsInstanceId"]
1326 vnfd_id_2update
= indata
["changeVnfPackageData"]["vnfdId"]
1328 if vnf_instance_id
not in nsr
["constituent-vnfr-ref"]:
1330 raise EngineException(
1331 f
"Error in validating ns-update request: vnf {vnf_instance_id} does not "
1332 f
"belong to NS {ns_instance_id}",
1333 http_code
=HTTPStatus
.UNPROCESSABLE_ENTITY
,
1336 # Getting vnfrs through the ns_instance_id
1337 vnfrs
= self
.db
.get_list("vnfrs", {"nsr-id-ref": ns_instance_id
})
1338 constituent_vnfd_id
= next(
1342 if vnfr
["id"] == vnf_instance_id
1347 # Check the given vnfd-id belongs to given vnf instance
1348 if constituent_vnfd_id
and (vnfd_id_2update
!= constituent_vnfd_id
):
1350 raise EngineException(
1351 f
"Error in validating ns-update request: vnfd-id {vnfd_id_2update} does not "
1352 f
"match with the vnfd-id: {constituent_vnfd_id} of VNF instance: {vnf_instance_id}",
1353 http_code
=HTTPStatus
.UNPROCESSABLE_ENTITY
,
1356 # Validating the ns update timeout
1358 indata
.get("timeout_ns_update")
1359 and indata
["timeout_ns_update"] < 300
1361 raise EngineException(
1362 "Error in validating ns-update request: {} second is not enough "
1363 "to upgrade the VNF instance: {}".format(
1364 indata
["timeout_ns_update"], vnf_instance_id
1366 http_code
=HTTPStatus
.UNPROCESSABLE_ENTITY
,
1368 elif indata
["updateType"] == "REMOVE_VNF":
1369 vnf_instance_id
= indata
["removeVnfInstanceId"]
1370 ns_instance_id
= indata
["nsInstanceId"]
1371 if vnf_instance_id
not in nsr
["constituent-vnfr-ref"]:
1372 raise EngineException(
1373 "Invalid VNF Instance Id. '{}' is not "
1374 "present in the NS '{}'".format(vnf_instance_id
, ns_instance_id
)
1385 "Ns update request could not be processed with error: {}.".format(e
)
1388 def _check_scale_ns_operation(self
, indata
, nsr
):
1389 vnfd
= self
._get
_vnfd
_from
_vnf
_member
_index
(
1390 indata
["scaleVnfData"]["scaleByStepData"]["member-vnf-index"], nsr
["_id"]
1392 for scaling_aspect
in get_iterable(vnfd
.get("df", ())[0]["scaling-aspect"]):
1394 indata
["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"]
1395 == scaling_aspect
["id"]
1399 raise EngineException(
1400 "Invalid scaleVnfData:scaleByStepData:scaling-group-descriptor '{}' is not "
1401 "present at vnfd:scaling-aspect".format(
1402 indata
["scaleVnfData"]["scaleByStepData"][
1403 "scaling-group-descriptor"
1408 def _check_heal_ns_operation(self
, indata
, nsr
):
1411 def _check_instantiate_ns_operation(self
, indata
, nsr
, session
):
1412 vnf_member_index_to_vnfd
= {} # map between vnf_member_index to vnf descriptor.
1416 self
._check
_valid
_vim
_account
(indata
["vimAccountId"], vim_accounts
, session
)
1417 self
._check
_valid
_wim
_account
(indata
.get("wimAccountId"), wim_accounts
, session
)
1418 for in_vnf
in get_iterable(indata
.get("vnf")):
1419 member_vnf_index
= in_vnf
["member-vnf-index"]
1420 if vnf_member_index_to_vnfd
.get(member_vnf_index
):
1421 vnfd
= vnf_member_index_to_vnfd
[member_vnf_index
]
1423 vnfd
= self
._get
_vnfd
_from
_vnf
_member
_index
(
1424 member_vnf_index
, nsr
["_id"]
1426 vnf_member_index_to_vnfd
[
1428 ] = vnfd
# add to cache, avoiding a later look for
1429 self
._check
_vnf
_instantiation
_params
(in_vnf
, vnfd
)
1430 if in_vnf
.get("vimAccountId"):
1431 self
._check
_valid
_vim
_account
(
1432 in_vnf
["vimAccountId"], vim_accounts
, session
1435 for in_vld
in get_iterable(indata
.get("vld")):
1436 self
._check
_valid
_wim
_account
(
1437 in_vld
.get("wimAccountId"), wim_accounts
, session
1439 for vldd
in get_iterable(nsd
.get("virtual-link-desc")):
1440 if in_vld
["name"] == vldd
["id"]:
1443 raise EngineException(
1444 "Invalid parameter vld:name='{}' is not present at nsd:vld".format(
1449 def _get_vnfd_from_vnf_member_index(self
, member_vnf_index
, nsr_id
):
1450 # Obtain vnf descriptor. The vnfr is used to get the vnfd._id used for this member_vnf_index
1451 vnfr
= self
.db
.get_one(
1453 {"nsr-id-ref": nsr_id
, "member-vnf-index-ref": member_vnf_index
},
1454 fail_on_empty
=False,
1457 raise EngineException(
1458 "Invalid parameter member_vnf_index='{}' is not one of the "
1459 "nsd:constituent-vnfd".format(member_vnf_index
)
1462 ## Backwards compatibility: if there is no revision, get it from the one and only VNFD entry
1463 if "revision" in vnfr
:
1464 vnfd_revision
= vnfr
["vnfd-id"] + ":" + str(vnfr
["revision"])
1465 vnfd
= self
.db
.get_one("vnfds_revisions", {"_id": vnfd_revision
}, fail_on_empty
=False)
1467 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfr
["vnfd-id"]}, fail_on_empty
=False)
1470 raise EngineException(
1471 "vnfd id={} has been deleted!. Operation cannot be performed".format(
1477 def _check_valid_vdu(self
, vnfd
, vdu_id
):
1478 for vdud
in get_iterable(vnfd
.get("vdu")):
1479 if vdud
["id"] == vdu_id
:
1482 raise EngineException(
1483 "Invalid parameter vdu_id='{}' not present at vnfd:vdu:id".format(
1488 def _check_valid_kdu(self
, vnfd
, kdu_name
):
1489 for kdud
in get_iterable(vnfd
.get("kdu")):
1490 if kdud
["name"] == kdu_name
:
1493 raise EngineException(
1494 "Invalid parameter kdu_name='{}' not present at vnfd:kdu:name".format(
1499 def _check_vnf_instantiation_params(self
, in_vnf
, vnfd
):
1500 for in_vdu
in get_iterable(in_vnf
.get("vdu")):
1501 for vdu
in get_iterable(vnfd
.get("vdu")):
1502 if in_vdu
["id"] == vdu
["id"]:
1503 for volume
in get_iterable(in_vdu
.get("volume")):
1504 for volumed
in get_iterable(vdu
.get("virtual-storage-desc")):
1505 if volumed
== volume
["name"]:
1508 raise EngineException(
1509 "Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}']:"
1510 "volume:name='{}' is not present at "
1511 "vnfd:vdu:virtual-storage-desc list".format(
1512 in_vnf
["member-vnf-index"],
1518 vdu_if_names
= set()
1519 for cpd
in get_iterable(vdu
.get("int-cpd")):
1520 for iface
in get_iterable(
1521 cpd
.get("virtual-network-interface-requirement")
1523 vdu_if_names
.add(iface
.get("name"))
1525 for in_iface
in get_iterable(in_vdu
.get("interface")):
1526 if in_iface
["name"] in vdu_if_names
:
1529 raise EngineException(
1530 "Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}']:"
1531 "int-cpd[id='{}'] is not present at vnfd:vdu:int-cpd".format(
1532 in_vnf
["member-vnf-index"],
1540 raise EngineException(
1541 "Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}'] is not present "
1542 "at vnfd:vdu".format(in_vnf
["member-vnf-index"], in_vdu
["id"])
1546 ivld
.get("id"): set()
1547 for ivld
in get_iterable(vnfd
.get("int-virtual-link-desc"))
1549 for vdu
in get_iterable(vnfd
.get("vdu")):
1550 for cpd
in get_iterable(vnfd
.get("int-cpd")):
1551 if cpd
.get("int-virtual-link-desc"):
1552 vnfd_ivlds_cpds
[cpd
.get("int-virtual-link-desc")] = cpd
.get("id")
1554 for in_ivld
in get_iterable(in_vnf
.get("internal-vld")):
1555 if in_ivld
.get("name") in vnfd_ivlds_cpds
:
1556 for in_icp
in get_iterable(in_ivld
.get("internal-connection-point")):
1557 if in_icp
["id-ref"] in vnfd_ivlds_cpds
[in_ivld
.get("name")]:
1560 raise EngineException(
1561 "Invalid parameter vnf[member-vnf-index='{}']:internal-vld[name"
1562 "='{}']:internal-connection-point[id-ref:'{}'] is not present at "
1563 "vnfd:internal-vld:name/id:internal-connection-point".format(
1564 in_vnf
["member-vnf-index"],
1570 raise EngineException(
1571 "Invalid parameter vnf[member-vnf-index='{}']:internal-vld:name='{}'"
1572 " is not present at vnfd '{}'".format(
1573 in_vnf
["member-vnf-index"], in_ivld
["name"], vnfd
["id"]
1577 def _check_valid_vim_account(self
, vim_account
, vim_accounts
, session
):
1578 if vim_account
in vim_accounts
:
1581 db_filter
= self
._get
_project
_filter
(session
)
1582 db_filter
["_id"] = vim_account
1583 self
.db
.get_one("vim_accounts", db_filter
)
1585 raise EngineException(
1586 "Invalid vimAccountId='{}' not present for the project".format(
1590 vim_accounts
.append(vim_account
)
1592 def _get_vim_account(self
, vim_id
: str, session
):
1594 db_filter
= self
._get
_project
_filter
(session
)
1595 db_filter
["_id"] = vim_id
1596 return self
.db
.get_one("vim_accounts", db_filter
)
1598 raise EngineException(
1599 "Invalid vimAccountId='{}' not present for the project".format(
1604 def _check_valid_wim_account(self
, wim_account
, wim_accounts
, session
):
1605 if not isinstance(wim_account
, str):
1607 if wim_account
in wim_accounts
:
1610 db_filter
= self
._get
_project
_filter
(session
)
1611 db_filter
["_id"] = wim_account
1612 self
.db
.get_one("wim_accounts", db_filter
)
1614 raise EngineException(
1615 "Invalid wimAccountId='{}' not present for the project".format(
1619 wim_accounts
.append(wim_account
)
1622 self
, session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
1625 Look for a free PDU in the catalog matching vdur type and interfaces. Fills vnfr.vdur with the interface
1626 (ip_address, ...) information.
1627 Modifies PDU _admin.usageState to 'IN_USE'
1628 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1629 :param rollback: list with the database modifications to rollback if needed
1630 :param vnfr: vnfr to be updated. It is modified with pdu interface info if pdu is found
1631 :param vim_account: vim_account where this vnfr should be deployed
1632 :param vnfr_update: dictionary filled by this method with changes to be done at database vnfr
1633 :param vnfr_update_rollback: dictionary filled by this method with original content of vnfr in case a rollback
1634 of the changed vnfr is needed
1636 :return: List of PDU interfaces that are connected to an existing VIM network. Each item contains:
1637 "vim-network-name": used at VIM
1638 "name": interface name
1639 "vnf-vld-id": internal VNFD vld where this interface is connected, or
1640 "ns-vld-id": NSD vld where this interface is connected.
1641 NOTE: One, and only one between 'vnf-vld-id' and 'ns-vld-id' contains a value. The other will be None
1644 ifaces_forcing_vim_network
= []
1645 for vdur_index
, vdur
in enumerate(get_iterable(vnfr
.get("vdur"))):
1646 if not vdur
.get("pdu-type"):
1648 pdu_type
= vdur
.get("pdu-type")
1649 pdu_filter
= self
._get
_project
_filter
(session
)
1650 pdu_filter
["vim_accounts"] = vim_account
1651 pdu_filter
["type"] = pdu_type
1652 pdu_filter
["_admin.operationalState"] = "ENABLED"
1653 pdu_filter
["_admin.usageState"] = "NOT_IN_USE"
1654 # TODO feature 1417: "shared": True,
1656 available_pdus
= self
.db
.get_list("pdus", pdu_filter
)
1657 for pdu
in available_pdus
:
1658 # step 1 check if this pdu contains needed interfaces:
1659 match_interfaces
= True
1660 for vdur_interface
in vdur
["interfaces"]:
1661 for pdu_interface
in pdu
["interfaces"]:
1662 if pdu_interface
["name"] == vdur_interface
["name"]:
1663 # TODO feature 1417: match per mgmt type
1665 else: # no interface found for name
1666 match_interfaces
= False
1668 if match_interfaces
:
1671 raise EngineException(
1672 "No PDU of type={} at vim_account={} found for member_vnf_index={}, vdu={} matching interface "
1676 vnfr
["member-vnf-index-ref"],
1681 # step 2. Update pdu
1683 "_admin.usageState": pdu
["_admin"]["usageState"],
1684 "_admin.usage.vnfr_id": None,
1685 "_admin.usage.nsr_id": None,
1686 "_admin.usage.vdur": None,
1690 {"_id": pdu
["_id"]},
1692 "_admin.usageState": "IN_USE",
1694 "vnfr_id": vnfr
["_id"],
1695 "nsr_id": vnfr
["nsr-id-ref"],
1696 "vdur": vdur
["vdu-id-ref"],
1705 "content": rollback_pdu
,
1709 # step 3. Fill vnfr info by filling vdur
1710 vdu_text
= "vdur.{}".format(vdur_index
)
1711 vnfr_update_rollback
[vdu_text
+ ".pdu-id"] = None
1712 vnfr_update
[vdu_text
+ ".pdu-id"] = pdu
["_id"]
1713 for iface_index
, vdur_interface
in enumerate(vdur
["interfaces"]):
1714 for pdu_interface
in pdu
["interfaces"]:
1715 if pdu_interface
["name"] == vdur_interface
["name"]:
1716 iface_text
= vdu_text
+ ".interfaces.{}".format(iface_index
)
1717 for k
, v
in pdu_interface
.items():
1721 ): # TODO: switch-xxxxx must be inserted
1722 vnfr_update
[iface_text
+ ".{}".format(k
)] = v
1723 vnfr_update_rollback
[
1724 iface_text
+ ".{}".format(k
)
1725 ] = vdur_interface
.get(v
)
1726 if pdu_interface
.get("ip-address"):
1727 if vdur_interface
.get(
1729 ) or vdur_interface
.get("mgmt-vnf"):
1730 vnfr_update_rollback
[
1731 vdu_text
+ ".ip-address"
1732 ] = vdur
.get("ip-address")
1733 vnfr_update
[vdu_text
+ ".ip-address"] = pdu_interface
[
1736 if vdur_interface
.get("mgmt-vnf"):
1737 vnfr_update_rollback
["ip-address"] = vnfr
.get(
1740 vnfr_update
["ip-address"] = pdu_interface
["ip-address"]
1741 vnfr_update
[vdu_text
+ ".ip-address"] = pdu_interface
[
1744 if pdu_interface
.get("vim-network-name") or pdu_interface
.get(
1747 ifaces_forcing_vim_network
.append(
1749 "name": vdur_interface
.get("vnf-vld-id")
1750 or vdur_interface
.get("ns-vld-id"),
1751 "vnf-vld-id": vdur_interface
.get("vnf-vld-id"),
1752 "ns-vld-id": vdur_interface
.get("ns-vld-id"),
1755 if pdu_interface
.get("vim-network-id"):
1756 ifaces_forcing_vim_network
[-1][
1758 ] = pdu_interface
["vim-network-id"]
1759 if pdu_interface
.get("vim-network-name"):
1760 ifaces_forcing_vim_network
[-1][
1762 ] = pdu_interface
["vim-network-name"]
1765 return ifaces_forcing_vim_network
1767 def _look_for_k8scluster(
1768 self
, session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
1771 Look for an available k8scluster for all the kuds in the vnfd matching version and cni requirements.
1772 Fills vnfr.kdur with the selected k8scluster
1774 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1775 :param rollback: list with the database modifications to rollback if needed
1776 :param vnfr: vnfr to be updated. It is modified with pdu interface info if pdu is found
1777 :param vim_account: vim_account where this vnfr should be deployed
1778 :param vnfr_update: dictionary filled by this method with changes to be done at database vnfr
1779 :param vnfr_update_rollback: dictionary filled by this method with original content of vnfr in case a rollback
1780 of the changed vnfr is needed
1782 :return: List of KDU interfaces that are connected to an existing VIM network. Each item contains:
1783 "vim-network-name": used at VIM
1784 "name": interface name
1785 "vnf-vld-id": internal VNFD vld where this interface is connected, or
1786 "ns-vld-id": NSD vld where this interface is connected.
1787 NOTE: One, and only one between 'vnf-vld-id' and 'ns-vld-id' contains a value. The other will be None
1790 ifaces_forcing_vim_network
= []
1791 if not vnfr
.get("kdur"):
1792 return ifaces_forcing_vim_network
1794 kdu_filter
= self
._get
_project
_filter
(session
)
1795 kdu_filter
["vim_account"] = vim_account
1796 # TODO kdu_filter["_admin.operationalState"] = "ENABLED"
1797 available_k8sclusters
= self
.db
.get_list("k8sclusters", kdu_filter
)
1799 k8s_requirements
= {} # just for logging
1800 for k8scluster
in available_k8sclusters
:
1801 if not vnfr
.get("k8s-cluster"):
1804 if vnfr
["k8s-cluster"].get("cni"):
1805 k8s_requirements
["cni"] = vnfr
["k8s-cluster"]["cni"]
1806 if not set(vnfr
["k8s-cluster"]["cni"]).intersection(
1807 k8scluster
.get("cni", ())
1810 # restrict by version
1811 if vnfr
["k8s-cluster"].get("version"):
1812 k8s_requirements
["version"] = vnfr
["k8s-cluster"]["version"]
1813 if k8scluster
.get("k8s_version") not in vnfr
["k8s-cluster"]["version"]:
1815 # restrict by number of networks
1816 if vnfr
["k8s-cluster"].get("nets"):
1817 k8s_requirements
["networks"] = len(vnfr
["k8s-cluster"]["nets"])
1818 if not k8scluster
.get("nets") or len(k8scluster
["nets"]) < len(
1819 vnfr
["k8s-cluster"]["nets"]
1824 raise EngineException(
1825 "No k8scluster with requirements='{}' at vim_account={} found for member_vnf_index={}".format(
1826 k8s_requirements
, vim_account
, vnfr
["member-vnf-index-ref"]
1830 for kdur_index
, kdur
in enumerate(get_iterable(vnfr
.get("kdur"))):
1831 # step 3. Fill vnfr info by filling kdur
1832 kdu_text
= "kdur.{}.".format(kdur_index
)
1833 vnfr_update_rollback
[kdu_text
+ "k8s-cluster.id"] = None
1834 vnfr_update
[kdu_text
+ "k8s-cluster.id"] = k8scluster
["_id"]
1836 # step 4. Check VIM networks that forces the selected k8s_cluster
1837 if vnfr
.get("k8s-cluster") and vnfr
["k8s-cluster"].get("nets"):
1838 k8scluster_net_list
= list(k8scluster
.get("nets").keys())
1839 for net_index
, kdur_net
in enumerate(vnfr
["k8s-cluster"]["nets"]):
1840 # get a network from k8s_cluster nets. If name matches use this, if not use other
1841 if kdur_net
["id"] in k8scluster_net_list
: # name matches
1842 vim_net
= k8scluster
["nets"][kdur_net
["id"]]
1843 k8scluster_net_list
.remove(kdur_net
["id"])
1845 vim_net
= k8scluster
["nets"][k8scluster_net_list
[0]]
1846 k8scluster_net_list
.pop(0)
1847 vnfr_update_rollback
[
1848 "k8s-cluster.nets.{}.vim_net".format(net_index
)
1850 vnfr_update
["k8s-cluster.nets.{}.vim_net".format(net_index
)] = vim_net
1852 kdur_net
.get("vnf-vld-id") or kdur_net
.get("ns-vld-id")
1854 ifaces_forcing_vim_network
.append(
1856 "name": kdur_net
.get("vnf-vld-id")
1857 or kdur_net
.get("ns-vld-id"),
1858 "vnf-vld-id": kdur_net
.get("vnf-vld-id"),
1859 "ns-vld-id": kdur_net
.get("ns-vld-id"),
1860 "vim-network-name": vim_net
, # TODO can it be vim-network-id ???
1863 # TODO check that this forcing is not incompatible with other forcing
1864 return ifaces_forcing_vim_network
1866 def _update_vnfrs_from_nsd(self
, nsr
):
1871 step
= "Getting vnf_profiles from nsd"
1872 vnf_profiles
= nsd
.get("df", [{}])[0].get("vnf-profile", ())
1873 vld_fixed_ip_connection_point_data
= {}
1875 step
= "Getting ip-address info from vnf_profile if it exists"
1876 for vnfp
in vnf_profiles
:
1877 # Checking ip-address info from nsd.vnf_profile and storing
1878 for vlc
in vnfp
.get("virtual-link-connectivity", ()):
1879 for cpd
in vlc
.get("constituent-cpd-id", ()):
1880 if cpd
.get("ip-address"):
1881 step
= "Storing ip-address info"
1882 vld_fixed_ip_connection_point_data
.update({vlc
.get("virtual-link-profile-id") + '.' + cpd
.get("constituent-base-element-id"): {
1883 "vnfd-connection-point-ref": cpd
.get(
1884 "constituent-cpd-id"),
1885 "ip-address": cpd
.get(
1888 # Inserting ip address to vnfr
1889 if len(vld_fixed_ip_connection_point_data
) > 0:
1890 step
= "Getting vnfrs"
1891 vnfrs
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
1892 for item
in vld_fixed_ip_connection_point_data
.keys():
1893 step
= "Filtering vnfrs"
1894 vnfr
= next(filter(lambda vnfr
: vnfr
["member-vnf-index-ref"] == item
.split('.')[1], vnfrs
), None)
1897 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
1898 for iface_index
, iface
in enumerate(vdur
["interfaces"]):
1899 step
= "Looking for matched interface"
1901 iface
.get("external-connection-point-ref")
1902 == vld_fixed_ip_connection_point_data
[item
].get("vnfd-connection-point-ref") and
1903 iface
.get("ns-vld-id") == item
.split('.')[0]
1906 vnfr_update_text
= "vdur.{}.interfaces.{}".format(
1907 vdur_index
, iface_index
1909 step
= "Storing info in order to update vnfr"
1911 vnfr_update_text
+ ".ip-address"
1912 ] = increment_ip_mac(
1913 vld_fixed_ip_connection_point_data
[item
].get("ip-address"),
1914 vdur
.get("count-index", 0), )
1915 vnfr_update
[vnfr_update_text
+ ".fixed-ip"] = True
1917 step
= "updating vnfr at database"
1918 self
.db
.set_one("vnfrs", {"_id": vnfr
["_id"]}, vnfr_update
)
1926 raise type(e
)("{} while '{}'".format(e
, step
), http_code
=e
.http_code
)
1928 def _update_vnfrs(self
, session
, rollback
, nsr
, indata
):
1931 vnfrs
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
1935 vnfr_update_rollback
= {}
1936 member_vnf_index
= vnfr
["member-vnf-index-ref"]
1937 # update vim-account-id
1939 vim_account
= indata
["vimAccountId"]
1940 vca_id
= self
._get
_vim
_account
(vim_account
, session
).get("vca")
1941 # check instantiate parameters
1942 for vnf_inst_params
in get_iterable(indata
.get("vnf")):
1943 if vnf_inst_params
["member-vnf-index"] != member_vnf_index
:
1945 if vnf_inst_params
.get("vimAccountId"):
1946 vim_account
= vnf_inst_params
.get("vimAccountId")
1947 vca_id
= self
._get
_vim
_account
(vim_account
, session
).get("vca")
1949 # get vnf.vdu.interface instantiation params to update vnfr.vdur.interfaces ip, mac
1950 for vdu_inst_param
in get_iterable(vnf_inst_params
.get("vdu")):
1951 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
1952 if vdu_inst_param
["id"] != vdur
["vdu-id-ref"]:
1954 for iface_inst_param
in get_iterable(
1955 vdu_inst_param
.get("interface")
1957 iface_index
, _
= next(
1959 for i
in enumerate(vdur
["interfaces"])
1960 if i
[1]["name"] == iface_inst_param
["name"]
1962 vnfr_update_text
= "vdur.{}.interfaces.{}".format(
1963 vdur_index
, iface_index
1965 if iface_inst_param
.get("ip-address"):
1967 vnfr_update_text
+ ".ip-address"
1968 ] = increment_ip_mac(
1969 iface_inst_param
.get("ip-address"),
1970 vdur
.get("count-index", 0),
1972 vnfr_update
[vnfr_update_text
+ ".fixed-ip"] = True
1973 if iface_inst_param
.get("mac-address"):
1975 vnfr_update_text
+ ".mac-address"
1976 ] = increment_ip_mac(
1977 iface_inst_param
.get("mac-address"),
1978 vdur
.get("count-index", 0),
1980 vnfr_update
[vnfr_update_text
+ ".fixed-mac"] = True
1981 if iface_inst_param
.get("floating-ip-required"):
1983 vnfr_update_text
+ ".floating-ip-required"
1985 # get vnf.internal-vld.internal-conection-point instantiation params to update vnfr.vdur.interfaces
1986 # TODO update vld with the ip-profile
1987 for ivld_inst_param
in get_iterable(
1988 vnf_inst_params
.get("internal-vld")
1990 for icp_inst_param
in get_iterable(
1991 ivld_inst_param
.get("internal-connection-point")
1994 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
1995 for iface_index
, iface
in enumerate(vdur
["interfaces"]):
1997 iface
.get("internal-connection-point-ref")
1998 == icp_inst_param
["id-ref"]
2000 vnfr_update_text
= "vdur.{}.interfaces.{}".format(
2001 vdur_index
, iface_index
2003 if icp_inst_param
.get("ip-address"):
2005 vnfr_update_text
+ ".ip-address"
2006 ] = increment_ip_mac(
2007 icp_inst_param
.get("ip-address"),
2008 vdur
.get("count-index", 0),
2011 vnfr_update_text
+ ".fixed-ip"
2013 if icp_inst_param
.get("mac-address"):
2015 vnfr_update_text
+ ".mac-address"
2016 ] = increment_ip_mac(
2017 icp_inst_param
.get("mac-address"),
2018 vdur
.get("count-index", 0),
2021 vnfr_update_text
+ ".fixed-mac"
2024 # get ip address from instantiation parameters.vld.vnfd-connection-point-ref
2025 for vld_inst_param
in get_iterable(indata
.get("vld")):
2026 for vnfcp_inst_param
in get_iterable(
2027 vld_inst_param
.get("vnfd-connection-point-ref")
2029 if vnfcp_inst_param
["member-vnf-index-ref"] != member_vnf_index
:
2032 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
2033 for iface_index
, iface
in enumerate(vdur
["interfaces"]):
2035 iface
.get("external-connection-point-ref")
2036 == vnfcp_inst_param
["vnfd-connection-point-ref"]
2038 vnfr_update_text
= "vdur.{}.interfaces.{}".format(
2039 vdur_index
, iface_index
2041 if vnfcp_inst_param
.get("ip-address"):
2043 vnfr_update_text
+ ".ip-address"
2044 ] = increment_ip_mac(
2045 vnfcp_inst_param
.get("ip-address"),
2046 vdur
.get("count-index", 0),
2048 vnfr_update
[vnfr_update_text
+ ".fixed-ip"] = True
2049 if vnfcp_inst_param
.get("mac-address"):
2051 vnfr_update_text
+ ".mac-address"
2052 ] = increment_ip_mac(
2053 vnfcp_inst_param
.get("mac-address"),
2054 vdur
.get("count-index", 0),
2056 vnfr_update
[vnfr_update_text
+ ".fixed-mac"] = True
2059 vnfr_update
["vim-account-id"] = vim_account
2060 vnfr_update_rollback
["vim-account-id"] = vnfr
.get("vim-account-id")
2063 vnfr_update
["vca-id"] = vca_id
2064 vnfr_update_rollback
["vca-id"] = vnfr
.get("vca-id")
2067 ifaces_forcing_vim_network
= self
._look
_for
_pdu
(
2068 session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
2072 ifaces_forcing_vim_network
+= self
._look
_for
_k
8scluster
(
2073 session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
2075 # update database vnfr
2076 self
.db
.set_one("vnfrs", {"_id": vnfr
["_id"]}, vnfr_update
)
2082 "content": vnfr_update_rollback
,
2086 # Update indada in case pdu forces to use a concrete vim-network-name
2087 # TODO check if user has already insert a vim-network-name and raises an error
2088 if not ifaces_forcing_vim_network
:
2090 for iface_info
in ifaces_forcing_vim_network
:
2091 if iface_info
.get("ns-vld-id"):
2092 if "vld" not in indata
:
2094 indata
["vld"].append(
2096 key
: iface_info
[key
]
2097 for key
in ("name", "vim-network-name", "vim-network-id")
2098 if iface_info
.get(key
)
2102 elif iface_info
.get("vnf-vld-id"):
2103 if "vnf" not in indata
:
2105 indata
["vnf"].append(
2107 "member-vnf-index": member_vnf_index
,
2110 key
: iface_info
[key
]
2116 if iface_info
.get(key
)
2123 def _create_nslcmop(nsr_id
, operation
, params
):
2125 Creates a ns-lcm-opp content to be stored at database.
2126 :param nsr_id: internal id of the instance
2127 :param operation: instantiate, terminate, scale, action, update ...
2128 :param params: user parameters for the operation
2129 :return: dictionary following SOL005 format
2136 "operationState": "PROCESSING", # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
2137 "queuePosition": None,
2139 "errorMessage": None,
2140 "detailedStatus": None,
2141 "statusEnteredTime": now
,
2142 "nsInstanceId": nsr_id
,
2143 "lcmOperationType": operation
,
2145 "isAutomaticInvocation": False,
2146 "operationParams": params
,
2147 "isCancelPending": False,
2149 "self": "/osm/nslcm/v1/ns_lcm_op_occs/" + _id
,
2150 "nsInstance": "/osm/nslcm/v1/ns_instances/" + nsr_id
,
2155 def _get_enabled_vims(self
, session
):
2157 Retrieve and return VIM accounts that are accessible by current user and has state ENABLE
2158 :param session: current session with user information
2160 db_filter
= self
._get
_project
_filter
(session
)
2161 db_filter
["_admin.operationalState"] = "ENABLED"
2162 vims
= self
.db
.get_list("vim_accounts", db_filter
)
2165 vimAccounts
.append(vim
["_id"])
2178 Performs a new operation over a ns
2179 :param rollback: list to append created items at database in case a rollback must to be done
2180 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2181 :param indata: descriptor with the parameters of the operation. It must contains among others
2182 nsInstanceId: _id of the nsr to perform the operation
2183 operation: it can be: instantiate, terminate, action, update TODO: heal
2184 :param kwargs: used to override the indata descriptor
2185 :param headers: http request headers
2186 :return: id of the nslcmops
2189 def check_if_nsr_is_not_slice_member(session
, nsr_id
):
2191 db_filter
= self
._get
_project
_filter
(session
)
2192 db_filter
["_admin.nsrs-detailed-list.ANYINDEX.nsrId"] = nsr_id
2193 nsis
= self
.db
.get_one(
2194 "nsis", db_filter
, fail_on_empty
=False, fail_on_more
=False
2197 raise EngineException(
2198 "The NS instance {} cannot be terminated because is used by the slice {}".format(
2201 http_code
=HTTPStatus
.CONFLICT
,
2205 # Override descriptor with query string kwargs
2206 self
._update
_input
_with
_kwargs
(indata
, kwargs
, yaml_format
=True)
2207 operation
= indata
["lcmOperationType"]
2208 nsInstanceId
= indata
["nsInstanceId"]
2210 validate_input(indata
, self
.operation_schema
[operation
])
2211 # get ns from nsr_id
2212 _filter
= BaseTopic
._get
_project
_filter
(session
)
2213 _filter
["_id"] = nsInstanceId
2214 nsr
= self
.db
.get_one("nsrs", _filter
)
2217 if operation
== "terminate" and slice_object
is False:
2218 check_if_nsr_is_not_slice_member(session
, nsr
["_id"])
2220 not nsr
["_admin"].get("nsState")
2221 or nsr
["_admin"]["nsState"] == "NOT_INSTANTIATED"
2223 if operation
== "terminate" and indata
.get("autoremove"):
2224 # NSR must be deleted
2228 ) # a none in this case is used to indicate not instantiated. It can be removed
2229 if operation
!= "instantiate":
2230 raise EngineException(
2231 "ns_instance '{}' cannot be '{}' because it is not instantiated".format(
2232 nsInstanceId
, operation
2234 HTTPStatus
.CONFLICT
,
2237 if operation
== "instantiate" and not session
["force"]:
2238 raise EngineException(
2239 "ns_instance '{}' cannot be '{}' because it is already instantiated".format(
2240 nsInstanceId
, operation
2242 HTTPStatus
.CONFLICT
,
2244 self
._check
_ns
_operation
(session
, nsr
, operation
, indata
)
2245 if (indata
.get("primitive_params")):
2246 indata
["primitive_params"] = json
.dumps(indata
["primitive_params"])
2247 elif (indata
.get("additionalParamsForVnf")):
2248 indata
["additionalParamsForVnf"] = json
.dumps(indata
["additionalParamsForVnf"])
2250 if operation
== "instantiate":
2251 self
._update
_vnfrs
_from
_nsd
(nsr
)
2252 self
._update
_vnfrs
(session
, rollback
, nsr
, indata
)
2253 if (operation
== "update") and (indata
["updateType"] == "CHANGE_VNFPKG"):
2255 vnfd_id
= indata
["changeVnfPackageData"]["vnfdId"]
2256 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd_id
})
2257 nsd
= self
.db
.get_one("nsds", {"_id": nsr
["nsd-id"]})
2258 ns_request
= nsr
["instantiate_params"]
2259 vnfr
= self
.db
.get_one("vnfrs", {"_id": indata
["changeVnfPackageData"]["vnfInstanceId"]})
2260 latest_vnfd_revision
= vnfd
["_admin"].get("revision", 1)
2261 vnfr_vnfd_revision
= vnfr
.get("revision", 1)
2262 if latest_vnfd_revision
!= vnfr_vnfd_revision
:
2263 old_vnfd_id
= vnfd_id
+ ":" + str(vnfr_vnfd_revision
)
2264 old_db_vnfd
= self
.db
.get_one("vnfds_revisions", {"_id": old_vnfd_id
})
2265 old_sw_version
= old_db_vnfd
.get("software-version", "1.0")
2266 new_sw_version
= vnfd
.get("software-version", "1.0")
2267 if new_sw_version
!= old_sw_version
:
2268 vnf_index
= vnfr
["member-vnf-index-ref"]
2269 self
.logger
.info("nsr {}".format(nsr
))
2270 for vdu
in vnfd
["vdu"]:
2271 self
.nsrtopic
._add
_flavor
_to
_nsr
(vdu
, vnfd
, nsr
, vnf_index
, latest_vnfd_revision
)
2272 sw_image_id
= vdu
.get("sw-image-desc")
2274 image_data
= self
.nsrtopic
._get
_image
_data
_from
_vnfd
(vnfd
, sw_image_id
)
2275 self
.nsrtopic
._add
_image
_to
_nsr
(nsr
, image_data
)
2276 for alt_image
in vdu
.get("alternative-sw-image-desc", ()):
2277 image_data
= self
.nsrtopic
._get
_image
_data
_from
_vnfd
(vnfd
, alt_image
)
2278 self
.nsrtopic
._add
_image
_to
_nsr
(nsr
, image_data
)
2279 nsr_update
["image"] = nsr
["image"]
2280 nsr_update
["flavor"] = nsr
["flavor"]
2281 self
.db
.set_one("nsrs", {"_id": nsr
["_id"]}, nsr_update
)
2282 ns_k8s_namespace
= self
.nsrtopic
._get
_ns
_k
8s
_namespace
(nsd
, ns_request
, session
)
2283 vnfr_descriptor
= self
.nsrtopic
._create
_vnfr
_descriptor
_from
_vnfd
(
2291 latest_vnfd_revision
,
2293 indata
["newVdur"] = vnfr_descriptor
["vdur"]
2294 nslcmop_desc
= self
._create
_nslcmop
(nsInstanceId
, operation
, indata
)
2295 _id
= nslcmop_desc
["_id"]
2297 nslcmop_desc
, session
["project_id"], make_public
=session
["public"]
2299 if indata
.get("placement-engine"):
2300 # Save valid vim accounts in lcm operation descriptor
2301 nslcmop_desc
["operationParams"][
2303 ] = self
._get
_enabled
_vims
(session
)
2304 self
.db
.create("nslcmops", nslcmop_desc
)
2305 rollback
.append({"topic": "nslcmops", "_id": _id
})
2306 if not slice_object
:
2307 self
.msg
.write("ns", operation
, nslcmop_desc
)
2309 except ValidationError
as e
: # TODO remove try Except, it is captured at nbi.py
2310 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
2311 # except DbException as e:
2312 # raise EngineException("Cannot get ns_instance '{}': {}".format(e), HTTPStatus.NOT_FOUND)
2314 def delete(self
, session
, _id
, dry_run
=False, not_send_msg
=None):
2315 raise EngineException(
2316 "Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
2319 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
2320 raise EngineException(
2321 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
2325 class NsiTopic(BaseTopic
):
2328 quota_name
= "slice_instances"
2330 def __init__(self
, db
, fs
, msg
, auth
):
2331 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
2332 self
.nsrTopic
= NsrTopic(db
, fs
, msg
, auth
)
2335 def _format_ns_request(ns_request
):
2336 formated_request
= copy(ns_request
)
2337 # TODO: Add request params
2338 return formated_request
2341 def _format_addional_params(slice_request
):
2343 Get and format user additional params for NS or VNF
2344 :param slice_request: User instantiation additional parameters
2345 :return: a formatted copy of additional params or None if not supplied
2347 additional_params
= copy(slice_request
.get("additionalParamsForNsi"))
2348 if additional_params
:
2349 for k
, v
in additional_params
.items():
2350 if not isinstance(k
, str):
2351 raise EngineException(
2352 "Invalid param at additionalParamsForNsi:{}. Only string keys are allowed".format(
2356 if "." in k
or "$" in k
:
2357 raise EngineException(
2358 "Invalid param at additionalParamsForNsi:{}. Keys must not contain dots or $".format(
2362 if isinstance(v
, (dict, tuple, list)):
2363 additional_params
[k
] = "!!yaml " + safe_dump(v
)
2364 return additional_params
2366 def _check_descriptor_dependencies(self
, session
, descriptor
):
2368 Check that the dependent descriptors exist on a new descriptor or edition
2369 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2370 :param descriptor: descriptor to be inserted or edit
2371 :return: None or raises exception
2373 if not descriptor
.get("nst-ref"):
2375 nstd_id
= descriptor
["nst-ref"]
2376 if not self
.get_item_list(session
, "nsts", {"id": nstd_id
}):
2377 raise EngineException(
2378 "Descriptor error at nst-ref='{}' references a non exist nstd".format(
2381 http_code
=HTTPStatus
.CONFLICT
,
2384 def check_conflict_on_del(self
, session
, _id
, db_content
):
2386 Check that NSI is not instantiated
2387 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2388 :param _id: nsi internal id
2389 :param db_content: The database content of the _id
2390 :return: None or raises EngineException with the conflict
2392 if session
["force"]:
2395 if nsi
["_admin"].get("nsiState") == "INSTANTIATED":
2396 raise EngineException(
2397 "nsi '{}' cannot be deleted because it is in 'INSTANTIATED' state. "
2398 "Launch 'terminate' operation first; or force deletion".format(_id
),
2399 http_code
=HTTPStatus
.CONFLICT
,
2402 def delete_extra(self
, session
, _id
, db_content
, not_send_msg
=None):
2404 Deletes associated nsilcmops from database. Deletes associated filesystem.
2405 Set usageState of nst
2406 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2407 :param _id: server internal id
2408 :param db_content: The database content of the descriptor
2409 :param not_send_msg: To not send message (False) or store content (list) instead
2410 :return: None if ok or raises EngineException with the problem
2413 # Deleting the nsrs belonging to nsir
2415 for nsrs_detailed_item
in nsir
["_admin"]["nsrs-detailed-list"]:
2416 nsr_id
= nsrs_detailed_item
["nsrId"]
2417 if nsrs_detailed_item
.get("shared"):
2419 "_admin.nsrs-detailed-list.ANYINDEX.shared": True,
2420 "_admin.nsrs-detailed-list.ANYINDEX.nsrId": nsr_id
,
2421 "_id.ne": nsir
["_id"],
2423 nsi
= self
.db
.get_one(
2424 "nsis", _filter
, fail_on_empty
=False, fail_on_more
=False
2426 if nsi
: # last one using nsr
2429 self
.nsrTopic
.delete(
2430 session
, nsr_id
, dry_run
=False, not_send_msg
=not_send_msg
2432 except (DbException
, EngineException
) as e
:
2433 if e
.http_code
== HTTPStatus
.NOT_FOUND
:
2438 # delete related nsilcmops database entries
2439 self
.db
.del_list("nsilcmops", {"netsliceInstanceId": _id
})
2441 # Check and set used NST usage state
2442 nsir_admin
= nsir
.get("_admin")
2443 if nsir_admin
and nsir_admin
.get("nst-id"):
2444 # check if used by another NSI
2445 nsis_list
= self
.db
.get_one(
2447 {"nst-id": nsir_admin
["nst-id"]},
2448 fail_on_empty
=False,
2454 {"_id": nsir_admin
["nst-id"]},
2455 {"_admin.usageState": "NOT_IN_USE"},
2458 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
2460 Creates a new netslice instance record into database. It also creates needed nsrs and vnfrs
2461 :param rollback: list to append the created items at database in case a rollback must be done
2462 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2463 :param indata: params to be used for the nsir
2464 :param kwargs: used to override the indata descriptor
2465 :param headers: http request headers
2466 :return: the _id of nsi descriptor created at database
2470 step
= "checking quotas"
2471 self
.check_quota(session
)
2474 slice_request
= self
._remove
_envelop
(indata
)
2475 # Override descriptor with query string kwargs
2476 self
._update
_input
_with
_kwargs
(slice_request
, kwargs
)
2477 slice_request
= self
._validate
_input
_new
(slice_request
, session
["force"])
2480 step
= "getting nstd id='{}' from database".format(
2481 slice_request
.get("nstId")
2483 _filter
= self
._get
_project
_filter
(session
)
2484 _filter
["_id"] = slice_request
["nstId"]
2485 nstd
= self
.db
.get_one("nsts", _filter
)
2486 # check NST is not disabled
2487 step
= "checking NST operationalState"
2488 if nstd
["_admin"]["operationalState"] == "DISABLED":
2489 raise EngineException(
2490 "nst with id '{}' is DISABLED, and thus cannot be used to create a netslice "
2491 "instance".format(slice_request
["nstId"]),
2492 http_code
=HTTPStatus
.CONFLICT
,
2496 # check NSD is not disabled
2497 step
= "checking operationalState"
2498 if nstd
["_admin"]["operationalState"] == "DISABLED":
2499 raise EngineException(
2500 "nst with id '{}' is DISABLED, and thus cannot be used to create "
2501 "a network slice".format(slice_request
["nstId"]),
2502 http_code
=HTTPStatus
.CONFLICT
,
2505 nstd
.pop("_admin", None)
2506 nstd_id
= nstd
.pop("_id", None)
2507 nsi_id
= str(uuid4())
2508 step
= "filling nsi_descriptor with input data"
2513 "name": slice_request
["nsiName"],
2514 "description": slice_request
.get("nsiDescription", ""),
2515 "datacenter": slice_request
["vimAccountId"],
2516 "nst-ref": nstd
["id"],
2517 "instantiation_parameters": slice_request
,
2518 "network-slice-template": nstd
,
2522 "additionalParamsForNsi": self
._format
_addional
_params
(slice_request
),
2525 step
= "creating nsi at database"
2527 nsi_descriptor
, session
["project_id"], make_public
=session
["public"]
2529 nsi_descriptor
["_admin"]["nsiState"] = "NOT_INSTANTIATED"
2530 nsi_descriptor
["_admin"]["netslice-subnet"] = None
2531 nsi_descriptor
["_admin"]["deployed"] = {}
2532 nsi_descriptor
["_admin"]["deployed"]["RO"] = []
2533 nsi_descriptor
["_admin"]["nst-id"] = nstd_id
2535 # Creating netslice-vld for the RO.
2536 step
= "creating netslice-vld at database"
2538 # Building the vlds list to be deployed
2539 # From netslice descriptors, creating the initial list
2542 for netslice_vlds
in get_iterable(nstd
.get("netslice-vld")):
2543 # Getting template Instantiation parameters from NST
2544 nsi_vld
= deepcopy(netslice_vlds
)
2545 nsi_vld
["shared-nsrs-list"] = []
2546 nsi_vld
["vimAccountId"] = slice_request
["vimAccountId"]
2547 nsi_vlds
.append(nsi_vld
)
2549 nsi_descriptor
["_admin"]["netslice-vld"] = nsi_vlds
2550 # Creating netslice-subnet_record.
2554 # Updating the nstd with the nsd["_id"] associated to the nss -> services list
2555 for member_ns
in nstd
["netslice-subnet"]:
2556 nsd_id
= member_ns
["nsd-ref"]
2557 step
= "getting nstd id='{}' constituent-nsd='{}' from database".format(
2558 member_ns
["nsd-ref"], member_ns
["id"]
2560 if nsd_id
not in needed_nsds
:
2562 _filter
["id"] = nsd_id
2563 nsd
= self
.db
.get_one(
2564 "nsds", _filter
, fail_on_empty
=True, fail_on_more
=True
2568 needed_nsds
[nsd_id
] = nsd
2570 nsd
= needed_nsds
[nsd_id
]
2571 member_ns
["_id"] = needed_nsds
[nsd_id
].get("_id")
2572 services
.append(member_ns
)
2574 step
= "filling nsir nsd-id='{}' constituent-nsd='{}' from database".format(
2575 member_ns
["nsd-ref"], member_ns
["id"]
2578 # creates Network Services records (NSRs)
2579 step
= "creating nsrs at database using NsrTopic.new()"
2580 ns_params
= slice_request
.get("netslice-subnet")
2582 nsi_netslice_subnet
= []
2583 for service
in services
:
2584 # Check if the netslice-subnet is shared and if it is share if the nss exists
2587 # Is the nss shared and instantiated?
2588 _filter
["_admin.nsrs-detailed-list.ANYINDEX.shared"] = True
2589 _filter
["_admin.nsrs-detailed-list.ANYINDEX.nsd-id"] = service
[
2592 _filter
["_admin.nsrs-detailed-list.ANYINDEX.nss-id"] = service
["id"]
2593 nsi
= self
.db
.get_one(
2594 "nsis", _filter
, fail_on_empty
=False, fail_on_more
=False
2596 if nsi
and service
.get("is-shared-nss"):
2597 nsrs_detailed_list
= nsi
["_admin"]["nsrs-detailed-list"]
2598 for nsrs_detailed_item
in nsrs_detailed_list
:
2599 if nsrs_detailed_item
["nsd-id"] == service
["nsd-ref"]:
2600 if nsrs_detailed_item
["nss-id"] == service
["id"]:
2601 _id_nsr
= nsrs_detailed_item
["nsrId"]
2603 for netslice_subnet
in nsi
["_admin"]["netslice-subnet"]:
2604 if netslice_subnet
["nss-id"] == service
["id"]:
2605 indata_ns
= netslice_subnet
2609 if service
.get("instantiation-parameters"):
2610 indata_ns
= deepcopy(service
["instantiation-parameters"])
2611 # del service["instantiation-parameters"]
2613 indata_ns
["nsdId"] = service
["_id"]
2614 indata_ns
["nsName"] = (
2615 slice_request
.get("nsiName") + "." + service
["id"]
2617 indata_ns
["vimAccountId"] = slice_request
.get("vimAccountId")
2618 indata_ns
["nsDescription"] = service
["description"]
2619 if slice_request
.get("ssh_keys"):
2620 indata_ns
["ssh_keys"] = slice_request
.get("ssh_keys")
2623 for ns_param
in ns_params
:
2624 if ns_param
.get("id") == service
["id"]:
2625 copy_ns_param
= deepcopy(ns_param
)
2626 del copy_ns_param
["id"]
2627 indata_ns
.update(copy_ns_param
)
2630 # Creates Nsr objects
2631 _id_nsr
, _
= self
.nsrTopic
.new(
2632 rollback
, session
, indata_ns
, kwargs
, headers
2636 "shared": service
.get("is-shared-nss"),
2637 "nsd-id": service
["nsd-ref"],
2638 "nss-id": service
["id"],
2639 "nslcmop_instantiate": None,
2641 indata_ns
["nss-id"] = service
["id"]
2642 nsrs_list
.append(nsrs_item
)
2643 nsi_netslice_subnet
.append(indata_ns
)
2644 nsr_ref
= {"nsr-ref": _id_nsr
}
2645 nsi_descriptor
["nsr-ref-list"].append(nsr_ref
)
2647 # Adding the nsrs list to the nsi
2648 nsi_descriptor
["_admin"]["nsrs-detailed-list"] = nsrs_list
2649 nsi_descriptor
["_admin"]["netslice-subnet"] = nsi_netslice_subnet
2651 "nsts", {"_id": slice_request
["nstId"]}, {"_admin.usageState": "IN_USE"}
2654 # Creating the entry in the database
2655 self
.db
.create("nsis", nsi_descriptor
)
2656 rollback
.append({"topic": "nsis", "_id": nsi_id
})
2658 except Exception as e
: # TODO remove try Except, it is captured at nbi.py
2659 self
.logger
.exception(
2660 "Exception {} at NsiTopic.new()".format(e
), exc_info
=True
2662 raise EngineException("Error {}: {}".format(step
, e
))
2663 except ValidationError
as e
:
2664 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
2666 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
2667 raise EngineException(
2668 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
2672 class NsiLcmOpTopic(BaseTopic
):
2675 operation_schema
= { # mapping between operation and jsonschema to validate
2676 "instantiate": nsi_instantiate
,
2680 def __init__(self
, db
, fs
, msg
, auth
):
2681 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
2682 self
.nsi_NsLcmOpTopic
= NsLcmOpTopic(self
.db
, self
.fs
, self
.msg
, self
.auth
)
2684 def _check_nsi_operation(self
, session
, nsir
, operation
, indata
):
2686 Check that user has enter right parameters for the operation
2687 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2688 :param operation: it can be: instantiate, terminate, action, TODO: update, heal
2689 :param indata: descriptor with the parameters of the operation
2693 nstd
= nsir
["network-slice-template"]
2695 def check_valid_netslice_subnet_id(nstId
):
2696 # TODO change to vnfR (??)
2697 for netslice_subnet
in nstd
["netslice-subnet"]:
2698 if nstId
== netslice_subnet
["id"]:
2699 nsd_id
= netslice_subnet
["nsd-ref"]
2700 if nsd_id
not in nsds
:
2701 _filter
= self
._get
_project
_filter
(session
)
2702 _filter
["id"] = nsd_id
2703 nsds
[nsd_id
] = self
.db
.get_one("nsds", _filter
)
2706 raise EngineException(
2707 "Invalid parameter nstId='{}' is not one of the "
2708 "nst:netslice-subnet".format(nstId
)
2711 if operation
== "instantiate":
2712 # check the existance of netslice-subnet items
2713 for in_nst
in get_iterable(indata
.get("netslice-subnet")):
2714 check_valid_netslice_subnet_id(in_nst
["id"])
2716 def _create_nsilcmop(self
, session
, netsliceInstanceId
, operation
, params
):
2722 "operationState": "PROCESSING", # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
2723 "statusEnteredTime": now
,
2724 "netsliceInstanceId": netsliceInstanceId
,
2725 "lcmOperationType": operation
,
2727 "isAutomaticInvocation": False,
2728 "operationParams": params
,
2729 "isCancelPending": False,
2731 "self": "/osm/nsilcm/v1/nsi_lcm_op_occs/" + _id
,
2732 "netsliceInstanceId": "/osm/nsilcm/v1/netslice_instances/"
2733 + netsliceInstanceId
,
2738 def add_shared_nsr_2vld(self
, nsir
, nsr_item
):
2739 for nst_sb_item
in nsir
["network-slice-template"].get("netslice-subnet"):
2740 if nst_sb_item
.get("is-shared-nss"):
2741 for admin_subnet_item
in nsir
["_admin"].get("netslice-subnet"):
2742 if admin_subnet_item
["nss-id"] == nst_sb_item
["id"]:
2743 for admin_vld_item
in nsir
["_admin"].get("netslice-vld"):
2744 for admin_vld_nss_cp_ref_item
in admin_vld_item
[
2745 "nss-connection-point-ref"
2748 admin_subnet_item
["nss-id"]
2749 == admin_vld_nss_cp_ref_item
["nss-ref"]
2752 not nsr_item
["nsrId"]
2753 in admin_vld_item
["shared-nsrs-list"]
2755 admin_vld_item
["shared-nsrs-list"].append(
2759 # self.db.set_one("nsis", {"_id": nsir["_id"]}, nsir)
2762 {"_id": nsir
["_id"]},
2763 {"_admin.netslice-vld": nsir
["_admin"].get("netslice-vld")},
2766 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
2768 Performs a new operation over a ns
2769 :param rollback: list to append created items at database in case a rollback must to be done
2770 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2771 :param indata: descriptor with the parameters of the operation. It must contains among others
2772 netsliceInstanceId: _id of the nsir to perform the operation
2773 operation: it can be: instantiate, terminate, action, TODO: update, heal
2774 :param kwargs: used to override the indata descriptor
2775 :param headers: http request headers
2776 :return: id of the nslcmops
2779 # Override descriptor with query string kwargs
2780 self
._update
_input
_with
_kwargs
(indata
, kwargs
)
2781 operation
= indata
["lcmOperationType"]
2782 netsliceInstanceId
= indata
["netsliceInstanceId"]
2783 validate_input(indata
, self
.operation_schema
[operation
])
2785 # get nsi from netsliceInstanceId
2786 _filter
= self
._get
_project
_filter
(session
)
2787 _filter
["_id"] = netsliceInstanceId
2788 nsir
= self
.db
.get_one("nsis", _filter
)
2789 logging_prefix
= "nsi={} {} ".format(netsliceInstanceId
, operation
)
2794 not nsir
["_admin"].get("nsiState")
2795 or nsir
["_admin"]["nsiState"] == "NOT_INSTANTIATED"
2797 if operation
== "terminate" and indata
.get("autoremove"):
2798 # NSIR must be deleted
2802 ) # a none in this case is used to indicate not instantiated. It can be removed
2803 if operation
!= "instantiate":
2804 raise EngineException(
2805 "netslice_instance '{}' cannot be '{}' because it is not instantiated".format(
2806 netsliceInstanceId
, operation
2808 HTTPStatus
.CONFLICT
,
2811 if operation
== "instantiate" and not session
["force"]:
2812 raise EngineException(
2813 "netslice_instance '{}' cannot be '{}' because it is already instantiated".format(
2814 netsliceInstanceId
, operation
2816 HTTPStatus
.CONFLICT
,
2819 # Creating all the NS_operation (nslcmop)
2820 # Get service list from db
2821 nsrs_list
= nsir
["_admin"]["nsrs-detailed-list"]
2823 # nslcmops_item = None
2824 for index
, nsr_item
in enumerate(nsrs_list
):
2825 nsr_id
= nsr_item
["nsrId"]
2826 if nsr_item
.get("shared"):
2827 _filter
["_admin.nsrs-detailed-list.ANYINDEX.shared"] = True
2828 _filter
["_admin.nsrs-detailed-list.ANYINDEX.nsrId"] = nsr_id
2830 "_admin.nsrs-detailed-list.ANYINDEX.nslcmop_instantiate.ne"
2832 _filter
["_id.ne"] = netsliceInstanceId
2833 nsi
= self
.db
.get_one(
2834 "nsis", _filter
, fail_on_empty
=False, fail_on_more
=False
2836 if operation
== "terminate":
2838 "_admin.nsrs-detailed-list.{}.nslcmop_instantiate".format(
2842 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, _update
)
2845 ): # other nsi is using this nsr and it needs this nsr instantiated
2846 continue # do not create nsilcmop
2848 # looks the first nsi fulfilling the conditions but not being the current NSIR
2850 nsi_nsr_item
= next(
2852 for n
in nsi
["_admin"]["nsrs-detailed-list"]
2853 if n
["nsrId"] == nsr_id
2855 and n
["nslcmop_instantiate"]
2857 self
.add_shared_nsr_2vld(nsir
, nsr_item
)
2858 nslcmops
.append(nsi_nsr_item
["nslcmop_instantiate"])
2860 "_admin.nsrs-detailed-list.{}".format(
2864 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, _update
)
2865 # continue to not create nslcmop since nsrs is shared and nsrs was created
2868 self
.add_shared_nsr_2vld(nsir
, nsr_item
)
2873 "lcmOperationType": operation
,
2874 "nsInstanceId": nsr_id
,
2875 # Including netslice_id in the ns instantiate Operation
2876 "netsliceInstanceId": netsliceInstanceId
,
2878 if operation
== "instantiate":
2879 service
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
2880 indata_ns
.update(service
["instantiate_params"])
2882 # Creating NS_LCM_OP with the flag slice_object=True to not trigger the service instantiation
2883 # message via kafka bus
2884 nslcmop
, _
= self
.nsi_NsLcmOpTopic
.new(
2885 rollback
, session
, indata_ns
, None, headers
, slice_object
=True
2887 nslcmops
.append(nslcmop
)
2888 if operation
== "instantiate":
2890 "_admin.nsrs-detailed-list.{}.nslcmop_instantiate".format(
2894 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, _update
)
2895 except (DbException
, EngineException
) as e
:
2896 if e
.http_code
== HTTPStatus
.NOT_FOUND
:
2899 + "skipping NS={} because not found".format(nsr_id
)
2906 indata
["nslcmops_ids"] = nslcmops
2907 self
._check
_nsi
_operation
(session
, nsir
, operation
, indata
)
2909 nsilcmop_desc
= self
._create
_nsilcmop
(
2910 session
, netsliceInstanceId
, operation
, indata
2913 nsilcmop_desc
, session
["project_id"], make_public
=session
["public"]
2915 _id
= self
.db
.create("nsilcmops", nsilcmop_desc
)
2916 rollback
.append({"topic": "nsilcmops", "_id": _id
})
2917 self
.msg
.write("nsi", operation
, nsilcmop_desc
)
2919 except ValidationError
as e
:
2920 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
2922 def delete(self
, session
, _id
, dry_run
=False, not_send_msg
=None):
2923 raise EngineException(
2924 "Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
2927 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
2928 raise EngineException(
2929 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR