1 # -*- coding: utf-8 -*-
3 # Licensed under the Apache License, Version 2.0 (the "License");
4 # you may not use this file except in compliance with the License.
5 # You may obtain a copy of the License at
7 # http://www.apache.org/licenses/LICENSE-2.0
9 # Unless required by applicable law or agreed to in writing, software
10 # distributed under the License is distributed on an "AS IS" BASIS,
11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
13 # See the License for the specific language governing permissions and
14 # limitations under the License.
18 from uuid
import uuid4
19 from http
import HTTPStatus
21 from copy
import copy
, deepcopy
22 from osm_nbi
.validation
import (
35 from osm_nbi
.base_topic
import (
42 from yaml
import safe_dump
43 from osm_common
.dbbase
import DbException
44 from osm_common
.msgbase
import MsgException
45 from osm_common
.fsbase
import FsException
46 from osm_nbi
import utils
49 ) # For checking that additional parameter names are valid Jinja2 identifiers
51 __author__
= "Alfonso Tierno <alfonso.tiernosepulveda@telefonica.com>"
54 class NsrTopic(BaseTopic
):
57 quota_name
= "ns_instances"
58 schema_new
= ns_instantiate
60 def __init__(self
, db
, fs
, msg
, auth
):
61 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
63 def _check_descriptor_dependencies(self
, session
, descriptor
):
65 Check that the dependent descriptors exist on a new descriptor or edition
66 :param session: client session information
67 :param descriptor: descriptor to be inserted or edit
68 :return: None or raises exception
70 if not descriptor
.get("nsdId"):
72 nsd_id
= descriptor
["nsdId"]
73 if not self
.get_item_list(session
, "nsds", {"id": nsd_id
}):
74 raise EngineException(
75 "Descriptor error at nsdId='{}' references a non exist nsd".format(
78 http_code
=HTTPStatus
.CONFLICT
,
82 def format_on_new(content
, project_id
=None, make_public
=False):
83 BaseTopic
.format_on_new(content
, project_id
=project_id
, make_public
=make_public
)
84 content
["_admin"]["nsState"] = "NOT_INSTANTIATED"
87 def check_conflict_on_del(self
, session
, _id
, db_content
):
89 Check that NSR is not instantiated
90 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
91 :param _id: nsr internal id
92 :param db_content: The database content of the nsr
93 :return: None or raises EngineException with the conflict
98 if nsr
["_admin"].get("nsState") == "INSTANTIATED":
99 raise EngineException(
100 "nsr '{}' cannot be deleted because it is in 'INSTANTIATED' state. "
101 "Launch 'terminate' operation first; or force deletion".format(_id
),
102 http_code
=HTTPStatus
.CONFLICT
,
105 def delete_extra(self
, session
, _id
, db_content
, not_send_msg
=None):
107 Deletes associated nslcmops and vnfrs from database. Deletes associated filesystem.
108 Set usageState of pdu, vnfd, nsd
109 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
110 :param _id: server internal id
111 :param db_content: The database content of the descriptor
112 :param not_send_msg: To not send message (False) or store content (list) instead
113 :return: None if ok or raises EngineException with the problem
115 self
.fs
.file_delete(_id
, ignore_non_exist
=True)
116 self
.db
.del_list("nslcmops", {"nsInstanceId": _id
})
117 self
.db
.del_list("vnfrs", {"nsr-id-ref": _id
})
119 # set all used pdus as free
122 {"_admin.usage.nsr_id": _id
},
123 {"_admin.usageState": "NOT_IN_USE", "_admin.usage": None},
128 used_nsd_id
= nsr
.get("nsd-id")
130 # check if used by another NSR
131 nsrs_list
= self
.db
.get_one(
132 "nsrs", {"nsd-id": used_nsd_id
}, fail_on_empty
=False, fail_on_more
=False
136 "nsds", {"_id": used_nsd_id
}, {"_admin.usageState": "NOT_IN_USE"}
139 # Set VNFD usageState
140 used_vnfd_id_list
= nsr
.get("vnfd-id")
141 if used_vnfd_id_list
:
142 for used_vnfd_id
in used_vnfd_id_list
:
143 # check if used by another NSR
144 nsrs_list
= self
.db
.get_one(
146 {"vnfd-id": used_vnfd_id
},
153 {"_id": used_vnfd_id
},
154 {"_admin.usageState": "NOT_IN_USE"},
157 # delete extra ro_nsrs used for internal RO module
158 self
.db
.del_one("ro_nsrs", q_filter
={"_id": _id
}, fail_on_empty
=False)
161 def _format_ns_request(ns_request
):
162 formated_request
= copy(ns_request
)
163 formated_request
.pop("additionalParamsForNs", None)
164 formated_request
.pop("additionalParamsForVnf", None)
165 return formated_request
168 def _format_additional_params(
169 ns_request
, member_vnf_index
=None, vdu_id
=None, kdu_name
=None, descriptor
=None
172 Get and format user additional params for NS or VNF
173 :param ns_request: User instantiation additional parameters
174 :param member_vnf_index: None for extract NS params, or member_vnf_index to extract VNF params
175 :param descriptor: If not None it check that needed parameters of descriptor are supplied
176 :return: tuple with a formatted copy of additional params or None if not supplied, plus other parameters
178 additional_params
= None
180 if not member_vnf_index
:
181 additional_params
= copy(ns_request
.get("additionalParamsForNs"))
182 where_
= "additionalParamsForNs"
183 elif ns_request
.get("additionalParamsForVnf"):
184 where_
= "additionalParamsForVnf[member-vnf-index={}]".format(
190 for x
in ns_request
["additionalParamsForVnf"]
191 if x
["member-vnf-index"] == member_vnf_index
196 if not vdu_id
and not kdu_name
:
198 additional_params
= copy(item
.get("additionalParams")) or {}
199 if vdu_id
and item
.get("additionalParamsForVdu"):
203 for x
in item
["additionalParamsForVdu"]
204 if x
["vdu_id"] == vdu_id
208 other_params
= item_vdu
209 if item_vdu
and item_vdu
.get("additionalParams"):
210 where_
+= ".additionalParamsForVdu[vdu_id={}]".format(vdu_id
)
211 additional_params
= item_vdu
["additionalParams"]
213 additional_params
= {}
214 if item
.get("additionalParamsForKdu"):
218 for x
in item
["additionalParamsForKdu"]
219 if x
["kdu_name"] == kdu_name
223 other_params
= item_kdu
224 if item_kdu
and item_kdu
.get("additionalParams"):
225 where_
+= ".additionalParamsForKdu[kdu_name={}]".format(
228 additional_params
= item_kdu
["additionalParams"]
230 if additional_params
:
231 for k
, v
in additional_params
.items():
232 # BEGIN Check that additional parameter names are valid Jinja2 identifiers if target is not Kdu
233 if not kdu_name
and not match("^[a-zA-Z_][a-zA-Z0-9_]*$", k
):
234 raise EngineException(
235 "Invalid param name at {}:{}. Must contain only alphanumeric characters "
236 "and underscores, and cannot start with a digit".format(
240 # END Check that additional parameter names are valid Jinja2 identifiers
241 if not isinstance(k
, str):
242 raise EngineException(
243 "Invalid param at {}:{}. Only string keys are allowed".format(
248 raise EngineException(
249 "Invalid param at {}:{}. Keys must not contain $ symbol".format(
253 if isinstance(v
, (dict, tuple, list)):
254 additional_params
[k
] = "!!yaml " + safe_dump(v
)
256 additional_params
= json
.dumps(additional_params
)
259 for df
in descriptor
.get("df", []):
260 # check that enough parameters are supplied for the initial-config-primitive
261 # TODO: check for cloud-init
263 initial_primitives
= []
265 "lcm-operations-configuration" in df
266 and "operate-vnf-op-config"
267 in df
["lcm-operations-configuration"]
269 for config
in df
["lcm-operations-configuration"][
270 "operate-vnf-op-config"
272 for primitive
in get_iterable(
273 config
.get("initial-config-primitive")
275 initial_primitives
.append(primitive
)
277 initial_primitives
= deep_get(
278 descriptor
, ("ns-configuration", "initial-config-primitive")
281 for initial_primitive
in get_iterable(initial_primitives
):
282 for param
in get_iterable(initial_primitive
.get("parameter")):
283 if param
["value"].startswith("<") and param
["value"].endswith(
286 if param
["value"] in (
293 not additional_params
294 or param
["value"][1:-1] not in additional_params
296 raise EngineException(
297 "Parameter '{}' needed for vnfd[id={}]:day1-2 configuration:"
298 "initial-config-primitive[name={}] not supplied".format(
301 initial_primitive
["name"],
305 return additional_params
or None, other_params
or None
307 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
309 Creates a new nsr into database. It also creates needed vnfrs
310 :param rollback: list to append the created items at database in case a rollback must be done
311 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
312 :param indata: params to be used for the nsr
313 :param kwargs: used to override the indata descriptor
314 :param headers: http request headers
315 :return: the _id of nsr descriptor created at database. Or an exception of type
316 EngineException, ValidationError, DbException, FsException, MsgException.
317 Note: Exceptions are not captured on purpose. They should be captured at called
320 step
= "checking quotas"
321 self
.check_quota(session
)
323 step
= "validating input parameters"
324 ns_request
= self
._remove
_envelop
(indata
)
325 self
._update
_input
_with
_kwargs
(ns_request
, kwargs
)
326 ns_request
= self
._validate
_input
_new
(ns_request
, session
["force"])
328 step
= "getting nsd id='{}' from database".format(ns_request
.get("nsdId"))
329 nsd
= self
._get
_nsd
_from
_db
(ns_request
["nsdId"], session
)
330 ns_k8s_namespace
= self
._get
_ns
_k
8s
_namespace
(nsd
, ns_request
, session
)
332 step
= "checking nsdOperationalState"
333 self
._check
_nsd
_operational
_state
(nsd
, ns_request
)
335 step
= "filling nsr from input data"
336 nsr_id
= str(uuid4())
337 nsr_descriptor
= self
._create
_nsr
_descriptor
_from
_nsd
(
338 nsd
, ns_request
, nsr_id
, session
343 # TODO: Change for multiple df support
344 vnf_profiles
= nsd
.get("df", [{}])[0].get("vnf-profile", ())
345 for vnfp
in vnf_profiles
:
346 vnfd_id
= vnfp
.get("vnfd-id")
347 vnf_index
= vnfp
.get("id")
349 "getting vnfd id='{}' constituent-vnfd='{}' from database".format(
353 if vnfd_id
not in needed_vnfds
:
354 vnfd
= self
._get
_vnfd
_from
_db
(vnfd_id
, session
)
355 if "revision" in vnfd
["_admin"]:
356 vnfd
["revision"] = vnfd
["_admin"]["revision"]
358 needed_vnfds
[vnfd_id
] = vnfd
359 nsr_descriptor
["vnfd-id"].append(vnfd
["_id"])
361 vnfd
= needed_vnfds
[vnfd_id
]
363 step
= "filling vnfr vnfd-id='{}' constituent-vnfd='{}'".format(
366 vnfr_descriptor
= self
._create
_vnfr
_descriptor
_from
_vnfd
(
376 step
= "creating vnfr vnfd-id='{}' constituent-vnfd='{}' at database".format(
379 self
._add
_vnfr
_to
_db
(vnfr_descriptor
, rollback
, session
)
380 nsr_descriptor
["constituent-vnfr-ref"].append(vnfr_descriptor
["id"])
382 step
= "creating nsr at database"
383 self
._add
_nsr
_to
_db
(nsr_descriptor
, rollback
, session
)
385 step
= "creating nsr temporal folder"
386 self
.fs
.mkdir(nsr_id
)
396 raise type(e
)("{} while '{}'".format(e
, step
), http_code
=e
.http_code
)
398 def _get_nsd_from_db(self
, nsd_id
, session
):
399 _filter
= self
._get
_project
_filter
(session
)
400 _filter
["_id"] = nsd_id
401 return self
.db
.get_one("nsds", _filter
)
403 def _get_vnfd_from_db(self
, vnfd_id
, session
):
404 _filter
= self
._get
_project
_filter
(session
)
405 _filter
["id"] = vnfd_id
406 vnfd
= self
.db
.get_one("vnfds", _filter
, fail_on_empty
=True, fail_on_more
=True)
409 def _add_nsr_to_db(self
, nsr_descriptor
, rollback
, session
):
411 nsr_descriptor
, session
["project_id"], make_public
=session
["public"]
413 self
.db
.create("nsrs", nsr_descriptor
)
414 rollback
.append({"topic": "nsrs", "_id": nsr_descriptor
["id"]})
416 def _add_vnfr_to_db(self
, vnfr_descriptor
, rollback
, session
):
418 vnfr_descriptor
, session
["project_id"], make_public
=session
["public"]
420 self
.db
.create("vnfrs", vnfr_descriptor
)
421 rollback
.append({"topic": "vnfrs", "_id": vnfr_descriptor
["id"]})
423 def _check_nsd_operational_state(self
, nsd
, ns_request
):
424 if nsd
["_admin"]["operationalState"] == "DISABLED":
425 raise EngineException(
426 "nsd with id '{}' is DISABLED, and thus cannot be used to create "
427 "a network service".format(ns_request
["nsdId"]),
428 http_code
=HTTPStatus
.CONFLICT
,
431 def _get_ns_k8s_namespace(self
, nsd
, ns_request
, session
):
432 additional_params
, _
= self
._format
_additional
_params
(
433 ns_request
, descriptor
=nsd
435 # use for k8s-namespace from ns_request or additionalParamsForNs. By default, the project_id
436 ns_k8s_namespace
= session
["project_id"][0] if session
["project_id"] else None
437 if ns_request
and ns_request
.get("k8s-namespace"):
438 ns_k8s_namespace
= ns_request
["k8s-namespace"]
439 if additional_params
and additional_params
.get("k8s-namespace"):
440 ns_k8s_namespace
= additional_params
["k8s-namespace"]
442 return ns_k8s_namespace
444 def _add_flavor_to_nsr(self
, vdu
, vnfd
, nsr_descriptor
):
447 # Find this vdu compute and storage descriptors
448 vdu_virtual_compute
= {}
449 vdu_virtual_storage
= {}
450 for vcd
in vnfd
.get("virtual-compute-desc", ()):
451 if vcd
.get("id") == vdu
.get("virtual-compute-desc"):
452 vdu_virtual_compute
= vcd
453 for vsd
in vnfd
.get("virtual-storage-desc", ()):
454 if vsd
.get("id") == vdu
.get("virtual-storage-desc", [[]])[0]:
455 vdu_virtual_storage
= vsd
456 # Get this vdu vcpus, memory and storage info for flavor_data
457 if vdu_virtual_compute
.get("virtual-cpu", {}).get(
460 flavor_data
["vcpu-count"] = vdu_virtual_compute
["virtual-cpu"][
463 if vdu_virtual_compute
.get("virtual-memory", {}).get("size"):
464 flavor_data
["memory-mb"] = (
465 float(vdu_virtual_compute
["virtual-memory"]["size"])
468 if vdu_virtual_storage
.get("size-of-storage"):
469 flavor_data
["storage-gb"] = vdu_virtual_storage
[
472 # Get this vdu EPA info for guest_epa
473 if vdu_virtual_compute
.get("virtual-cpu", {}).get("cpu-quota"):
474 guest_epa
["cpu-quota"] = vdu_virtual_compute
["virtual-cpu"][
477 if vdu_virtual_compute
.get("virtual-cpu", {}).get("pinning"):
478 vcpu_pinning
= vdu_virtual_compute
["virtual-cpu"]["pinning"]
479 if vcpu_pinning
.get("thread-policy"):
480 guest_epa
["cpu-thread-pinning-policy"] = vcpu_pinning
[
483 if vcpu_pinning
.get("policy"):
486 if vcpu_pinning
["policy"] == "dynamic"
489 guest_epa
["cpu-pinning-policy"] = cpu_policy
490 if vdu_virtual_compute
.get("virtual-memory", {}).get("mem-quota"):
491 guest_epa
["mem-quota"] = vdu_virtual_compute
["virtual-memory"][
494 if vdu_virtual_compute
.get("virtual-memory", {}).get(
497 guest_epa
["mempage-size"] = vdu_virtual_compute
[
500 if vdu_virtual_compute
.get("virtual-memory", {}).get(
503 guest_epa
["numa-node-policy"] = vdu_virtual_compute
[
505 ]["numa-node-policy"]
506 if vdu_virtual_storage
.get("disk-io-quota"):
507 guest_epa
["disk-io-quota"] = vdu_virtual_storage
[
512 flavor_data
["guest-epa"] = guest_epa
514 flavor_data
["name"] = vdu
["id"][:56] + "-flv"
515 flavor_data
["id"] = str(len(nsr_descriptor
["flavor"]))
516 nsr_descriptor
["flavor"].append(flavor_data
)
518 def _create_nsr_descriptor_from_nsd(self
, nsd
, ns_request
, nsr_id
, session
):
520 additional_params
, _
= self
._format
_additional
_params
(
521 ns_request
, descriptor
=nsd
525 "name": ns_request
["nsName"],
526 "name-ref": ns_request
["nsName"],
527 "short-name": ns_request
["nsName"],
528 "admin-status": "ENABLED",
529 "nsState": "NOT_INSTANTIATED",
530 "currentOperation": "IDLE",
531 "currentOperationID": None,
532 "errorDescription": None,
534 "deploymentStatus": None,
535 "configurationStatus": None,
537 "nsd": {k
: v
for k
, v
in nsd
.items()},
538 "datacenter": ns_request
["vimAccountId"],
539 "resource-orchestrator": "osmopenmano",
540 "description": ns_request
.get("nsDescription", ""),
541 "constituent-vnfr-ref": [],
542 "operational-status": "init", # typedef ns-operational-
543 "config-status": "init", # typedef config-states
544 "detailed-status": "scheduled",
545 "orchestration-progress": {},
547 "nsd-name-ref": nsd
["name"],
548 "operational-events": [], # "id", "timestamp", "description", "event",
549 "nsd-ref": nsd
["id"],
550 "nsd-id": nsd
["_id"],
552 "instantiate_params": self
._format
_ns
_request
(ns_request
),
553 "additionalParamsForNs": additional_params
,
554 "ns-instance-config-ref": nsr_id
,
557 "ssh-authorized-key": ns_request
.get("ssh_keys"), # TODO remove
560 "affinity-or-anti-affinity-group": [],
562 if "revision" in nsd
["_admin"]:
563 nsr_descriptor
["revision"] = nsd
["_admin"]["revision"]
565 ns_request
["nsr_id"] = nsr_id
566 if ns_request
and ns_request
.get("config-units"):
567 nsr_descriptor
["config-units"] = ns_request
["config-units"]
569 if nsd
.get("virtual-link-desc"):
570 nsr_vld
= deepcopy(nsd
.get("virtual-link-desc", []))
571 # Fill each vld with vnfd-connection-point-ref data
572 # TODO: Change for multiple df support
573 all_vld_connection_point_data
= {vld
.get("id"): [] for vld
in nsr_vld
}
574 vnf_profiles
= nsd
.get("df", [[]])[0].get("vnf-profile", ())
575 for vnf_profile
in vnf_profiles
:
576 for vlc
in vnf_profile
.get("virtual-link-connectivity", ()):
577 for cpd
in vlc
.get("constituent-cpd-id", ()):
578 all_vld_connection_point_data
[
579 vlc
.get("virtual-link-profile-id")
582 "member-vnf-index-ref": cpd
.get(
583 "constituent-base-element-id"
585 "vnfd-connection-point-ref": cpd
.get(
588 "vnfd-id-ref": vnf_profile
.get("vnfd-id"),
592 vnfd
= self
._get
_vnfd
_from
_db
(vnf_profile
.get("vnfd-id"), session
)
595 for vdu
in vnfd
.get("vdu", ()):
596 self
._add
_flavor
_to
_nsr
(vdu
, vnfd
, nsr_descriptor
)
597 sw_image_id
= vdu
.get("sw-image-desc")
599 image_data
= self
._get
_image
_data
_from
_vnfd
(vnfd
, sw_image_id
)
600 self
._add
_image
_to
_nsr
(nsr_descriptor
, image_data
)
602 # also add alternative images to the list of images
603 for alt_image
in vdu
.get("alternative-sw-image-desc", ()):
604 image_data
= self
._get
_image
_data
_from
_vnfd
(vnfd
, alt_image
)
605 self
._add
_image
_to
_nsr
(nsr_descriptor
, image_data
)
607 # Add Affinity or Anti-affinity group information to NSR
608 vdu_profiles
= vnfd
.get("df", [[]])[0].get("vdu-profile", ())
609 affinity_group_prefix_name
= "{}-{}".format(
610 nsr_descriptor
["name"][:16], vnf_profile
.get("id")[:16]
613 for vdu_profile
in vdu_profiles
:
614 affinity_group_data
= {}
615 for affinity_group
in vdu_profile
.get(
616 "affinity-or-anti-affinity-group", ()
618 affinity_group_data
= (
619 self
._get
_affinity
_or
_anti
_affinity
_group
_data
_from
_vnfd
(
620 vnfd
, affinity_group
["id"]
623 affinity_group_data
["member-vnf-index"] = vnf_profile
.get("id")
624 self
._add
_affinity
_or
_anti
_affinity
_group
_to
_nsr
(
627 affinity_group_prefix_name
,
631 vld
["vnfd-connection-point-ref"] = all_vld_connection_point_data
.get(
634 vld
["name"] = vld
["id"]
635 nsr_descriptor
["vld"] = nsr_vld
637 return nsr_descriptor
639 def _get_affinity_or_anti_affinity_group_data_from_vnfd(
640 self
, vnfd
, affinity_group_id
643 Gets affinity-or-anti-affinity-group info from df and returns the desired affinity group
645 affinity_group
= utils
.find_in_list(
646 vnfd
.get("df", [[]])[0].get("affinity-or-anti-affinity-group", ()),
647 lambda ag
: ag
["id"] == affinity_group_id
,
649 affinity_group_data
= {}
651 if affinity_group
.get("id"):
652 affinity_group_data
["ag-id"] = affinity_group
["id"]
653 if affinity_group
.get("type"):
654 affinity_group_data
["type"] = affinity_group
["type"]
655 if affinity_group
.get("scope"):
656 affinity_group_data
["scope"] = affinity_group
["scope"]
657 return affinity_group_data
659 def _add_affinity_or_anti_affinity_group_to_nsr(
660 self
, nsr_descriptor
, affinity_group_data
, affinity_group_prefix_name
663 Adds affinity-or-anti-affinity-group to nsr checking first it is not already added
665 affinity_group
= next(
668 for f
in nsr_descriptor
["affinity-or-anti-affinity-group"]
669 if all(f
.get(k
) == affinity_group_data
[k
] for k
in affinity_group_data
)
673 if not affinity_group
:
674 affinity_group_data
["id"] = str(
675 len(nsr_descriptor
["affinity-or-anti-affinity-group"])
677 affinity_group_data
["name"] = "{}-{}".format(
678 affinity_group_prefix_name
, affinity_group_data
["ag-id"][:32]
680 nsr_descriptor
["affinity-or-anti-affinity-group"].append(
684 def _get_image_data_from_vnfd(self
, vnfd
, sw_image_id
):
685 sw_image_desc
= utils
.find_in_list(
686 vnfd
.get("sw-image-desc", ()), lambda sw
: sw
["id"] == sw_image_id
689 if sw_image_desc
.get("image"):
690 image_data
["image"] = sw_image_desc
["image"]
691 if sw_image_desc
.get("checksum"):
692 image_data
["image_checksum"] = sw_image_desc
["checksum"]["hash"]
693 if sw_image_desc
.get("vim-type"):
694 image_data
["vim-type"] = sw_image_desc
["vim-type"]
697 def _add_image_to_nsr(self
, nsr_descriptor
, image_data
):
699 Adds image to nsr checking first it is not already added
704 for f
in nsr_descriptor
["image"]
705 if all(f
.get(k
) == image_data
[k
] for k
in image_data
)
710 image_data
["id"] = str(len(nsr_descriptor
["image"]))
711 nsr_descriptor
["image"].append(image_data
)
713 def _create_vnfr_descriptor_from_vnfd(
723 vnfr_id
= str(uuid4())
724 nsr_id
= nsr_descriptor
["id"]
726 additional_params
, vnf_params
= self
._format
_additional
_params
(
727 ns_request
, vnf_index
, descriptor
=vnfd
733 "nsr-id-ref": nsr_id
,
734 "member-vnf-index-ref": vnf_index
,
735 "additionalParamsForVnf": additional_params
,
737 # "vnfd": vnfd, # at OSM model.but removed to avoid data duplication TODO: revise
739 "vnfd-id": vnfd
["_id"], # not at OSM model, but useful
740 "vim-account-id": None,
743 "connection-point": [],
744 "ip-address": None, # mgmt-interface filled by LCM
747 # Revision backwards compatility. Only specify the revision in the record if
748 # the original VNFD has a revision.
749 if "revision" in vnfd
:
750 vnfr_descriptor
["revision"] = vnfd
["revision"]
753 vnf_k8s_namespace
= ns_k8s_namespace
755 if vnf_params
.get("k8s-namespace"):
756 vnf_k8s_namespace
= vnf_params
["k8s-namespace"]
757 if vnf_params
.get("config-units"):
758 vnfr_descriptor
["config-units"] = vnf_params
["config-units"]
761 if vnfd
.get("int-virtual-link-desc"):
762 vnfr_descriptor
["vld"] = []
763 for vnfd_vld
in vnfd
.get("int-virtual-link-desc"):
764 vnfr_descriptor
["vld"].append({key
: vnfd_vld
[key
] for key
in vnfd_vld
})
766 for cp
in vnfd
.get("ext-cpd", ()):
768 "name": cp
.get("id"),
769 "connection-point-id": cp
.get("int-cpd", {}).get("cpd"),
770 "connection-point-vdu-id": cp
.get("int-cpd", {}).get("vdu-id"),
772 # "ip-address", "mac-address" # filled by LCM
773 # vim-id # TODO it would be nice having a vim port id
775 vnfr_descriptor
["connection-point"].append(vnf_cp
)
777 # Create k8s-cluster information
778 # TODO: Validate if a k8s-cluster net can have more than one ext-cpd ?
779 if vnfd
.get("k8s-cluster"):
780 vnfr_descriptor
["k8s-cluster"] = vnfd
["k8s-cluster"]
781 all_k8s_cluster_nets_cpds
= {}
782 for cpd
in get_iterable(vnfd
.get("ext-cpd")):
783 if cpd
.get("k8s-cluster-net"):
784 all_k8s_cluster_nets_cpds
[cpd
.get("k8s-cluster-net")] = cpd
.get(
787 for net
in get_iterable(vnfr_descriptor
["k8s-cluster"].get("nets")):
788 if net
.get("id") in all_k8s_cluster_nets_cpds
:
789 net
["external-connection-point-ref"] = all_k8s_cluster_nets_cpds
[
794 for kdu
in get_iterable(vnfd
.get("kdu")):
795 additional_params
, kdu_params
= self
._format
_additional
_params
(
796 ns_request
, vnf_index
, kdu_name
=kdu
["name"], descriptor
=vnfd
798 kdu_k8s_namespace
= vnf_k8s_namespace
799 kdu_model
= kdu_params
.get("kdu_model") if kdu_params
else None
800 if kdu_params
and kdu_params
.get("k8s-namespace"):
801 kdu_k8s_namespace
= kdu_params
["k8s-namespace"]
803 kdu_deployment_name
= ""
804 if kdu_params
and kdu_params
.get("kdu-deployment-name"):
805 kdu_deployment_name
= kdu_params
.get("kdu-deployment-name")
808 "additionalParams": additional_params
,
809 "k8s-namespace": kdu_k8s_namespace
,
810 "kdu-deployment-name": kdu_deployment_name
,
811 "kdu-name": kdu
["name"],
812 # TODO "name": "" Name of the VDU in the VIM
813 "ip-address": None, # mgmt-interface filled by LCM
816 if kdu_params
and kdu_params
.get("config-units"):
817 kdur
["config-units"] = kdu_params
["config-units"]
818 if kdu
.get("helm-version"):
819 kdur
["helm-version"] = kdu
["helm-version"]
820 for k8s_type
in ("helm-chart", "juju-bundle"):
821 if kdu
.get(k8s_type
):
822 kdur
[k8s_type
] = kdu_model
or kdu
[k8s_type
]
823 if not vnfr_descriptor
.get("kdur"):
824 vnfr_descriptor
["kdur"] = []
825 vnfr_descriptor
["kdur"].append(kdur
)
827 vnfd_mgmt_cp
= vnfd
.get("mgmt-cp")
829 for vdu
in vnfd
.get("vdu", ()):
832 configs
= vnfd
.get("df")[0]["lcm-operations-configuration"][
833 "operate-vnf-op-config"
835 vdu_config
= utils
.find_in_list(
836 configs
, lambda config
: config
["id"] == vdu
["id"]
842 vdu_instantiation_level
= utils
.find_in_list(
843 vnfd
.get("df")[0]["instantiation-level"][0]["vdu-level"],
844 lambda a_vdu_profile
: a_vdu_profile
["vdu-id"] == vdu
["id"],
847 vdu_instantiation_level
= None
850 external_connection_ee
= utils
.filter_in_list(
851 vdu_config
.get("execution-environment-list", []),
852 lambda ee
: "external-connection-point-ref" in ee
,
854 for ee
in external_connection_ee
:
855 vdu_mgmt_cp
.append(ee
["external-connection-point-ref"])
857 additional_params
, vdu_params
= self
._format
_additional
_params
(
858 ns_request
, vnf_index
, vdu_id
=vdu
["id"], descriptor
=vnfd
862 vdu_virtual_storage_descriptors
= utils
.filter_in_list(
863 vnfd
.get("virtual-storage-desc", []),
864 lambda stg_desc
: stg_desc
["id"] in vdu
["virtual-storage-desc"]
867 vdu_virtual_storage_descriptors
= []
869 "vdu-id-ref": vdu
["id"],
870 # TODO "name": "" Name of the VDU in the VIM
871 "ip-address": None, # mgmt-interface filled by LCM
872 # "vim-id", "flavor-id", "image-id", "management-ip" # filled by LCM
873 "internal-connection-point": [],
875 "additionalParams": additional_params
,
876 "vdu-name": vdu
["name"],
877 "virtual-storages": vdu_virtual_storage_descriptors
879 if vdu_params
and vdu_params
.get("config-units"):
880 vdur
["config-units"] = vdu_params
["config-units"]
881 if deep_get(vdu
, ("supplemental-boot-data", "boot-data-drive")):
882 vdur
["boot-data-drive"] = vdu
["supplemental-boot-data"][
885 if vdu
.get("pdu-type"):
886 vdur
["pdu-type"] = vdu
["pdu-type"]
887 vdur
["name"] = vdu
["pdu-type"]
888 # TODO volumes: name, volume-id
889 for icp
in vdu
.get("int-cpd", ()):
892 "connection-point-id": icp
["id"],
893 "name": icp
.get("id"),
896 vdur
["internal-connection-point"].append(vdu_icp
)
898 for iface
in icp
.get("virtual-network-interface-requirement", ()):
899 iface_fields
= ("name", "mac-address")
901 x
: iface
[x
] for x
in iface_fields
if iface
.get(x
) is not None
904 vdu_iface
["internal-connection-point-ref"] = vdu_icp
["id"]
905 if "port-security-enabled" in icp
:
906 vdu_iface
["port-security-enabled"] = icp
[
907 "port-security-enabled"
910 if "port-security-disable-strategy" in icp
:
911 vdu_iface
["port-security-disable-strategy"] = icp
[
912 "port-security-disable-strategy"
915 for ext_cp
in vnfd
.get("ext-cpd", ()):
916 if not ext_cp
.get("int-cpd"):
918 if ext_cp
["int-cpd"].get("vdu-id") != vdu
["id"]:
920 if icp
["id"] == ext_cp
["int-cpd"].get("cpd"):
921 vdu_iface
["external-connection-point-ref"] = ext_cp
.get(
925 if "port-security-enabled" in ext_cp
:
926 vdu_iface
["port-security-enabled"] = ext_cp
[
927 "port-security-enabled"
930 if "port-security-disable-strategy" in ext_cp
:
931 vdu_iface
["port-security-disable-strategy"] = ext_cp
[
932 "port-security-disable-strategy"
939 and vdu_iface
.get("external-connection-point-ref")
942 vdu_iface
["mgmt-vnf"] = True
943 vdu_iface
["mgmt-interface"] = True
945 for ecp
in vdu_mgmt_cp
:
946 if vdu_iface
.get("external-connection-point-ref") == ecp
:
947 vdu_iface
["mgmt-interface"] = True
949 if iface
.get("virtual-interface"):
950 vdu_iface
.update(deepcopy(iface
["virtual-interface"]))
952 # look for network where this interface is connected
953 iface_ext_cp
= vdu_iface
.get("external-connection-point-ref")
955 # TODO: Change for multiple df support
956 for df
in get_iterable(nsd
.get("df")):
957 for vnf_profile
in get_iterable(df
.get("vnf-profile")):
958 for vlc_index
, vlc
in enumerate(
960 vnf_profile
.get("virtual-link-connectivity")
963 for cpd
in get_iterable(
964 vlc
.get("constituent-cpd-id")
967 cpd
.get("constituent-cpd-id")
970 vdu_iface
["ns-vld-id"] = vlc
.get(
971 "virtual-link-profile-id"
973 # if iface type is SRIOV or PASSTHROUGH, set pci-interfaces flag to True
974 if vdu_iface
.get("type") in (
978 nsr_descriptor
["vld"][vlc_index
][
982 elif vdu_iface
.get("internal-connection-point-ref"):
983 vdu_iface
["vnf-vld-id"] = icp
.get("int-virtual-link-desc")
984 # TODO: store fixed IP address in the record (if it exists in the ICP)
985 # if iface type is SRIOV or PASSTHROUGH, set pci-interfaces flag to True
986 if vdu_iface
.get("type") in ("SR-IOV", "PCI-PASSTHROUGH"):
987 ivld_index
= utils
.find_index_in_list(
988 vnfd
.get("int-virtual-link-desc", ()),
989 lambda ivld
: ivld
["id"]
990 == icp
.get("int-virtual-link-desc"),
992 vnfr_descriptor
["vld"][ivld_index
]["pci-interfaces"] = True
994 vdur
["interfaces"].append(vdu_iface
)
996 if vdu
.get("sw-image-desc"):
997 sw_image
= utils
.find_in_list(
998 vnfd
.get("sw-image-desc", ()),
999 lambda image
: image
["id"] == vdu
.get("sw-image-desc"),
1001 nsr_sw_image_data
= utils
.find_in_list(
1002 nsr_descriptor
["image"],
1003 lambda nsr_image
: (nsr_image
.get("image") == sw_image
.get("image")),
1005 vdur
["ns-image-id"] = nsr_sw_image_data
["id"]
1007 if vdu
.get("alternative-sw-image-desc"):
1009 for alt_image_id
in vdu
.get("alternative-sw-image-desc", ()):
1010 sw_image
= utils
.find_in_list(
1011 vnfd
.get("sw-image-desc", ()),
1012 lambda image
: image
["id"] == alt_image_id
,
1014 nsr_sw_image_data
= utils
.find_in_list(
1015 nsr_descriptor
["image"],
1017 nsr_image
.get("image") == sw_image
.get("image")
1020 alt_image_ids
.append(nsr_sw_image_data
["id"])
1021 vdur
["alt-image-ids"] = alt_image_ids
1023 flavor_data_name
= vdu
["id"][:56] + "-flv"
1024 nsr_flavor_desc
= utils
.find_in_list(
1025 nsr_descriptor
["flavor"],
1026 lambda flavor
: flavor
["name"] == flavor_data_name
,
1030 vdur
["ns-flavor-id"] = nsr_flavor_desc
["id"]
1032 # Adding Affinity groups information to vdur
1034 vdu_profile_affinity_group
= utils
.find_in_list(
1035 vnfd
.get("df")[0]["vdu-profile"],
1036 lambda a_vdu
: a_vdu
["id"] == vdu
["id"],
1039 vdu_profile_affinity_group
= None
1041 if vdu_profile_affinity_group
:
1042 affinity_group_ids
= []
1043 for affinity_group
in vdu_profile_affinity_group
.get(
1044 "affinity-or-anti-affinity-group", ()
1046 vdu_affinity_group
= utils
.find_in_list(
1047 vdu_profile_affinity_group
.get(
1048 "affinity-or-anti-affinity-group", ()
1050 lambda ag_fp
: ag_fp
["id"] == affinity_group
["id"],
1052 nsr_affinity_group
= utils
.find_in_list(
1053 nsr_descriptor
["affinity-or-anti-affinity-group"],
1055 nsr_ag
.get("ag-id") == vdu_affinity_group
.get("id")
1056 and nsr_ag
.get("member-vnf-index")
1057 == vnfr_descriptor
.get("member-vnf-index-ref")
1060 # Update Affinity Group VIM name if VDU instantiation parameter is present
1061 if vnf_params
and vnf_params
.get("affinity-or-anti-affinity-group"):
1062 vnf_params_affinity_group
= utils
.find_in_list(
1063 vnf_params
["affinity-or-anti-affinity-group"],
1065 vnfp_ag
.get("id") == vdu_affinity_group
.get("id")
1068 if vnf_params_affinity_group
.get("vim-affinity-group-id"):
1070 "vim-affinity-group-id"
1071 ] = vnf_params_affinity_group
["vim-affinity-group-id"]
1072 affinity_group_ids
.append(nsr_affinity_group
["id"])
1073 vdur
["affinity-or-anti-affinity-group-id"] = affinity_group_ids
1075 if vdu_instantiation_level
:
1076 count
= vdu_instantiation_level
.get("number-of-instances")
1080 for index
in range(0, count
):
1081 vdur
= deepcopy(vdur
)
1082 for iface
in vdur
["interfaces"]:
1083 if iface
.get("ip-address") and index
!= 0:
1084 iface
["ip-address"] = increment_ip_mac(iface
["ip-address"])
1085 if iface
.get("mac-address") and index
!= 0:
1086 iface
["mac-address"] = increment_ip_mac(iface
["mac-address"])
1088 vdur
["_id"] = str(uuid4())
1089 vdur
["id"] = vdur
["_id"]
1090 vdur
["count-index"] = index
1091 vnfr_descriptor
["vdur"].append(vdur
)
1093 return vnfr_descriptor
1095 def vca_status_refresh(self
, session
, ns_instance_content
, filter_q
):
1097 vcaStatus in ns_instance_content maybe stale, check if it is stale and create lcm op
1098 to refresh vca status by sending message to LCM when it is stale. Ignore otherwise.
1099 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1100 :param ns_instance_content: ns instance content
1101 :param filter_q: dict: query parameter containing vcaStatus-refresh as true or false
1104 time_now
, time_delta
= time(), time() - ns_instance_content
["_admin"]["modified"]
1105 force_refresh
= isinstance(filter_q
, dict) and filter_q
.get('vcaStatusRefresh') == 'true'
1106 threshold_reached
= time_delta
> 120
1107 if force_refresh
or threshold_reached
:
1108 operation
, _id
= "vca_status_refresh", ns_instance_content
["_id"]
1109 ns_instance_content
["_admin"]["modified"] = time_now
1110 self
.db
.set_one(self
.topic
, {"_id": _id
}, ns_instance_content
)
1111 nslcmop_desc
= NsLcmOpTopic
._create
_nslcmop
(_id
, operation
, None)
1112 self
.format_on_new(nslcmop_desc
, session
["project_id"], make_public
=session
["public"])
1113 nslcmop_desc
["_admin"].pop("nsState")
1114 self
.msg
.write("ns", operation
, nslcmop_desc
)
1117 def show(self
, session
, _id
, filter_q
=None, api_req
=False):
1119 Get complete information on an ns instance.
1120 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1121 :param _id: string, ns instance id
1122 :param filter_q: dict: query parameter containing vcaStatusRefresh as true or false
1123 :param api_req: True if this call is serving an external API request. False if serving internal request.
1124 :return: dictionary, raise exception if not found.
1126 ns_instance_content
= super().show(session
, _id
, api_req
)
1127 self
.vca_status_refresh(session
, ns_instance_content
, filter_q
)
1128 return ns_instance_content
1130 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
1131 raise EngineException(
1132 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
1136 class VnfrTopic(BaseTopic
):
1140 def __init__(self
, db
, fs
, msg
, auth
):
1141 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
1143 def delete(self
, session
, _id
, dry_run
=False, not_send_msg
=None):
1144 raise EngineException(
1145 "Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
1148 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
1149 raise EngineException(
1150 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
1153 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
1154 # Not used because vnfrs are created and deleted by NsrTopic class directly
1155 raise EngineException(
1156 "Method new called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
1160 class NsLcmOpTopic(BaseTopic
):
1163 operation_schema
= { # mapping between operation and jsonschema to validate
1164 "instantiate": ns_instantiate
,
1165 "action": ns_action
,
1166 "update": ns_update
,
1169 "terminate": ns_terminate
,
1170 "migrate": ns_migrate
,
1171 "verticalscale": ns_verticalscale
,
1174 def __init__(self
, db
, fs
, msg
, auth
):
1175 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
1176 self
.nsrtopic
= NsrTopic(db
, fs
, msg
, auth
)
1178 def _check_ns_operation(self
, session
, nsr
, operation
, indata
):
1180 Check that user has enter right parameters for the operation
1181 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1182 :param operation: it can be: instantiate, terminate, action, update, heal
1183 :param indata: descriptor with the parameters of the operation
1186 if operation
== "action":
1187 self
._check
_action
_ns
_operation
(indata
, nsr
)
1188 elif operation
== "scale":
1189 self
._check
_scale
_ns
_operation
(indata
, nsr
)
1190 elif operation
== "update":
1191 self
._check
_update
_ns
_operation
(indata
, nsr
)
1192 elif operation
== "heal":
1193 self
._check
_heal
_ns
_operation
(indata
, nsr
)
1194 elif operation
== "instantiate":
1195 self
._check
_instantiate
_ns
_operation
(indata
, nsr
, session
)
1197 def _check_action_ns_operation(self
, indata
, nsr
):
1199 # check vnf_member_index
1200 if indata
.get("vnf_member_index"):
1201 indata
["member_vnf_index"] = indata
.pop(
1203 ) # for backward compatibility
1204 if indata
.get("member_vnf_index"):
1205 vnfd
= self
._get
_vnfd
_from
_vnf
_member
_index
(
1206 indata
["member_vnf_index"], nsr
["_id"]
1209 configs
= vnfd
.get("df")[0]["lcm-operations-configuration"][
1210 "operate-vnf-op-config"
1215 if indata
.get("vdu_id"):
1216 self
._check
_valid
_vdu
(vnfd
, indata
["vdu_id"])
1217 descriptor_configuration
= utils
.find_in_list(
1218 configs
, lambda config
: config
["id"] == indata
["vdu_id"]
1220 elif indata
.get("kdu_name"):
1221 self
._check
_valid
_kdu
(vnfd
, indata
["kdu_name"])
1222 descriptor_configuration
= utils
.find_in_list(
1223 configs
, lambda config
: config
["id"] == indata
.get("kdu_name")
1226 descriptor_configuration
= utils
.find_in_list(
1227 configs
, lambda config
: config
["id"] == vnfd
["id"]
1229 if descriptor_configuration
is not None:
1230 descriptor_configuration
= descriptor_configuration
.get(
1234 descriptor_configuration
= nsd
.get("ns-configuration", {}).get(
1238 # For k8s allows default primitives without validating the parameters
1239 if indata
.get("kdu_name") and indata
["primitive"] in (
1246 # TODO should be checked that rollback only can contains revsision_numbe????
1247 if not indata
.get("member_vnf_index"):
1248 raise EngineException(
1249 "Missing action parameter 'member_vnf_index' for default KDU primitive '{}'".format(
1254 # if not, check primitive
1255 for config_primitive
in get_iterable(descriptor_configuration
):
1256 if indata
["primitive"] == config_primitive
["name"]:
1257 # check needed primitive_params are provided
1258 if indata
.get("primitive_params"):
1259 in_primitive_params_copy
= copy(indata
["primitive_params"])
1261 in_primitive_params_copy
= {}
1262 for paramd
in get_iterable(config_primitive
.get("parameter")):
1263 if paramd
["name"] in in_primitive_params_copy
:
1264 del in_primitive_params_copy
[paramd
["name"]]
1265 elif not paramd
.get("default-value"):
1266 raise EngineException(
1267 "Needed parameter {} not provided for primitive '{}'".format(
1268 paramd
["name"], indata
["primitive"]
1271 # check no extra primitive params are provided
1272 if in_primitive_params_copy
:
1273 raise EngineException(
1274 "parameter/s '{}' not present at vnfd /nsd for primitive '{}'".format(
1275 list(in_primitive_params_copy
.keys()), indata
["primitive"]
1280 raise EngineException(
1281 "Invalid primitive '{}' is not present at vnfd/nsd".format(
1286 def _check_update_ns_operation(self
, indata
, nsr
) -> None:
1287 """Validates the ns-update request according to updateType
1289 If updateType is CHANGE_VNFPKG:
1290 - it checks the vnfInstanceId, whether it's available under ns instance
1291 - it checks the vnfdId whether it matches with the vnfd-id in the vnf-record of specified VNF.
1292 Otherwise exception will be raised.
1293 If updateType is REMOVE_VNF:
1294 - it checks if the vnfInstanceId is available in the ns instance
1295 - Otherwise exception will be raised.
1298 indata: includes updateType such as CHANGE_VNFPKG,
1299 nsr: network service record
1303 a meaningful error if given update parameters are not proper such as
1304 "Error in validating ns-update request: <ID> does not match
1305 with the vnfd-id of vnfinstance
1306 http_code=HTTPStatus.UNPROCESSABLE_ENTITY"
1310 if indata
["updateType"] == "CHANGE_VNFPKG":
1311 # vnfInstanceId, nsInstanceId, vnfdId are mandatory
1312 vnf_instance_id
= indata
["changeVnfPackageData"]["vnfInstanceId"]
1313 ns_instance_id
= indata
["nsInstanceId"]
1314 vnfd_id_2update
= indata
["changeVnfPackageData"]["vnfdId"]
1316 if vnf_instance_id
not in nsr
["constituent-vnfr-ref"]:
1318 raise EngineException(
1319 f
"Error in validating ns-update request: vnf {vnf_instance_id} does not "
1320 f
"belong to NS {ns_instance_id}",
1321 http_code
=HTTPStatus
.UNPROCESSABLE_ENTITY
,
1324 # Getting vnfrs through the ns_instance_id
1325 vnfrs
= self
.db
.get_list("vnfrs", {"nsr-id-ref": ns_instance_id
})
1326 constituent_vnfd_id
= next(
1330 if vnfr
["id"] == vnf_instance_id
1335 # Check the given vnfd-id belongs to given vnf instance
1336 if constituent_vnfd_id
and (vnfd_id_2update
!= constituent_vnfd_id
):
1338 raise EngineException(
1339 f
"Error in validating ns-update request: vnfd-id {vnfd_id_2update} does not "
1340 f
"match with the vnfd-id: {constituent_vnfd_id} of VNF instance: {vnf_instance_id}",
1341 http_code
=HTTPStatus
.UNPROCESSABLE_ENTITY
,
1344 # Validating the ns update timeout
1346 indata
.get("timeout_ns_update")
1347 and indata
["timeout_ns_update"] < 300
1349 raise EngineException(
1350 "Error in validating ns-update request: {} second is not enough "
1351 "to upgrade the VNF instance: {}".format(
1352 indata
["timeout_ns_update"], vnf_instance_id
1354 http_code
=HTTPStatus
.UNPROCESSABLE_ENTITY
,
1356 elif indata
["updateType"] == "REMOVE_VNF":
1357 vnf_instance_id
= indata
["removeVnfInstanceId"]
1358 ns_instance_id
= indata
["nsInstanceId"]
1359 if vnf_instance_id
not in nsr
["constituent-vnfr-ref"]:
1360 raise EngineException(
1361 "Invalid VNF Instance Id. '{}' is not "
1362 "present in the NS '{}'".format(vnf_instance_id
, ns_instance_id
)
1373 "Ns update request could not be processed with error: {}.".format(e
)
1376 def _check_scale_ns_operation(self
, indata
, nsr
):
1377 vnfd
= self
._get
_vnfd
_from
_vnf
_member
_index
(
1378 indata
["scaleVnfData"]["scaleByStepData"]["member-vnf-index"], nsr
["_id"]
1380 for scaling_aspect
in get_iterable(vnfd
.get("df", ())[0]["scaling-aspect"]):
1382 indata
["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"]
1383 == scaling_aspect
["id"]
1387 raise EngineException(
1388 "Invalid scaleVnfData:scaleByStepData:scaling-group-descriptor '{}' is not "
1389 "present at vnfd:scaling-aspect".format(
1390 indata
["scaleVnfData"]["scaleByStepData"][
1391 "scaling-group-descriptor"
1396 def _check_heal_ns_operation(self
, indata
, nsr
):
1399 def _check_instantiate_ns_operation(self
, indata
, nsr
, session
):
1400 vnf_member_index_to_vnfd
= {} # map between vnf_member_index to vnf descriptor.
1404 self
._check
_valid
_vim
_account
(indata
["vimAccountId"], vim_accounts
, session
)
1405 self
._check
_valid
_wim
_account
(indata
.get("wimAccountId"), wim_accounts
, session
)
1406 for in_vnf
in get_iterable(indata
.get("vnf")):
1407 member_vnf_index
= in_vnf
["member-vnf-index"]
1408 if vnf_member_index_to_vnfd
.get(member_vnf_index
):
1409 vnfd
= vnf_member_index_to_vnfd
[member_vnf_index
]
1411 vnfd
= self
._get
_vnfd
_from
_vnf
_member
_index
(
1412 member_vnf_index
, nsr
["_id"]
1414 vnf_member_index_to_vnfd
[
1416 ] = vnfd
# add to cache, avoiding a later look for
1417 self
._check
_vnf
_instantiation
_params
(in_vnf
, vnfd
)
1418 if in_vnf
.get("vimAccountId"):
1419 self
._check
_valid
_vim
_account
(
1420 in_vnf
["vimAccountId"], vim_accounts
, session
1423 for in_vld
in get_iterable(indata
.get("vld")):
1424 self
._check
_valid
_wim
_account
(
1425 in_vld
.get("wimAccountId"), wim_accounts
, session
1427 for vldd
in get_iterable(nsd
.get("virtual-link-desc")):
1428 if in_vld
["name"] == vldd
["id"]:
1431 raise EngineException(
1432 "Invalid parameter vld:name='{}' is not present at nsd:vld".format(
1437 def _get_vnfd_from_vnf_member_index(self
, member_vnf_index
, nsr_id
):
1438 # Obtain vnf descriptor. The vnfr is used to get the vnfd._id used for this member_vnf_index
1439 vnfr
= self
.db
.get_one(
1441 {"nsr-id-ref": nsr_id
, "member-vnf-index-ref": member_vnf_index
},
1442 fail_on_empty
=False,
1445 raise EngineException(
1446 "Invalid parameter member_vnf_index='{}' is not one of the "
1447 "nsd:constituent-vnfd".format(member_vnf_index
)
1450 ## Backwards compatibility: if there is no revision, get it from the one and only VNFD entry
1451 if "revision" in vnfr
:
1452 vnfd_revision
= vnfr
["vnfd-id"] + ":" + str(vnfr
["revision"])
1453 vnfd
= self
.db
.get_one("vnfds_revisions", {"_id": vnfd_revision
}, fail_on_empty
=False)
1455 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfr
["vnfd-id"]}, fail_on_empty
=False)
1458 raise EngineException(
1459 "vnfd id={} has been deleted!. Operation cannot be performed".format(
1465 def _check_valid_vdu(self
, vnfd
, vdu_id
):
1466 for vdud
in get_iterable(vnfd
.get("vdu")):
1467 if vdud
["id"] == vdu_id
:
1470 raise EngineException(
1471 "Invalid parameter vdu_id='{}' not present at vnfd:vdu:id".format(
1476 def _check_valid_kdu(self
, vnfd
, kdu_name
):
1477 for kdud
in get_iterable(vnfd
.get("kdu")):
1478 if kdud
["name"] == kdu_name
:
1481 raise EngineException(
1482 "Invalid parameter kdu_name='{}' not present at vnfd:kdu:name".format(
1487 def _check_vnf_instantiation_params(self
, in_vnf
, vnfd
):
1488 for in_vdu
in get_iterable(in_vnf
.get("vdu")):
1489 for vdu
in get_iterable(vnfd
.get("vdu")):
1490 if in_vdu
["id"] == vdu
["id"]:
1491 for volume
in get_iterable(in_vdu
.get("volume")):
1492 for volumed
in get_iterable(vdu
.get("virtual-storage-desc")):
1493 if volumed
== volume
["name"]:
1496 raise EngineException(
1497 "Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}']:"
1498 "volume:name='{}' is not present at "
1499 "vnfd:vdu:virtual-storage-desc list".format(
1500 in_vnf
["member-vnf-index"],
1506 vdu_if_names
= set()
1507 for cpd
in get_iterable(vdu
.get("int-cpd")):
1508 for iface
in get_iterable(
1509 cpd
.get("virtual-network-interface-requirement")
1511 vdu_if_names
.add(iface
.get("name"))
1513 for in_iface
in get_iterable(in_vdu
.get("interface")):
1514 if in_iface
["name"] in vdu_if_names
:
1517 raise EngineException(
1518 "Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}']:"
1519 "int-cpd[id='{}'] is not present at vnfd:vdu:int-cpd".format(
1520 in_vnf
["member-vnf-index"],
1528 raise EngineException(
1529 "Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}'] is not present "
1530 "at vnfd:vdu".format(in_vnf
["member-vnf-index"], in_vdu
["id"])
1534 ivld
.get("id"): set()
1535 for ivld
in get_iterable(vnfd
.get("int-virtual-link-desc"))
1537 for vdu
in get_iterable(vnfd
.get("vdu")):
1538 for cpd
in get_iterable(vnfd
.get("int-cpd")):
1539 if cpd
.get("int-virtual-link-desc"):
1540 vnfd_ivlds_cpds
[cpd
.get("int-virtual-link-desc")] = cpd
.get("id")
1542 for in_ivld
in get_iterable(in_vnf
.get("internal-vld")):
1543 if in_ivld
.get("name") in vnfd_ivlds_cpds
:
1544 for in_icp
in get_iterable(in_ivld
.get("internal-connection-point")):
1545 if in_icp
["id-ref"] in vnfd_ivlds_cpds
[in_ivld
.get("name")]:
1548 raise EngineException(
1549 "Invalid parameter vnf[member-vnf-index='{}']:internal-vld[name"
1550 "='{}']:internal-connection-point[id-ref:'{}'] is not present at "
1551 "vnfd:internal-vld:name/id:internal-connection-point".format(
1552 in_vnf
["member-vnf-index"],
1558 raise EngineException(
1559 "Invalid parameter vnf[member-vnf-index='{}']:internal-vld:name='{}'"
1560 " is not present at vnfd '{}'".format(
1561 in_vnf
["member-vnf-index"], in_ivld
["name"], vnfd
["id"]
1565 def _check_valid_vim_account(self
, vim_account
, vim_accounts
, session
):
1566 if vim_account
in vim_accounts
:
1569 db_filter
= self
._get
_project
_filter
(session
)
1570 db_filter
["_id"] = vim_account
1571 self
.db
.get_one("vim_accounts", db_filter
)
1573 raise EngineException(
1574 "Invalid vimAccountId='{}' not present for the project".format(
1578 vim_accounts
.append(vim_account
)
1580 def _get_vim_account(self
, vim_id
: str, session
):
1582 db_filter
= self
._get
_project
_filter
(session
)
1583 db_filter
["_id"] = vim_id
1584 return self
.db
.get_one("vim_accounts", db_filter
)
1586 raise EngineException(
1587 "Invalid vimAccountId='{}' not present for the project".format(
1592 def _check_valid_wim_account(self
, wim_account
, wim_accounts
, session
):
1593 if not isinstance(wim_account
, str):
1595 if wim_account
in wim_accounts
:
1598 db_filter
= self
._get
_project
_filter
(session
, write
=False, show_all
=True)
1599 db_filter
["_id"] = wim_account
1600 self
.db
.get_one("wim_accounts", db_filter
)
1602 raise EngineException(
1603 "Invalid wimAccountId='{}' not present for the project".format(
1607 wim_accounts
.append(wim_account
)
1610 self
, session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
1613 Look for a free PDU in the catalog matching vdur type and interfaces. Fills vnfr.vdur with the interface
1614 (ip_address, ...) information.
1615 Modifies PDU _admin.usageState to 'IN_USE'
1616 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1617 :param rollback: list with the database modifications to rollback if needed
1618 :param vnfr: vnfr to be updated. It is modified with pdu interface info if pdu is found
1619 :param vim_account: vim_account where this vnfr should be deployed
1620 :param vnfr_update: dictionary filled by this method with changes to be done at database vnfr
1621 :param vnfr_update_rollback: dictionary filled by this method with original content of vnfr in case a rollback
1622 of the changed vnfr is needed
1624 :return: List of PDU interfaces that are connected to an existing VIM network. Each item contains:
1625 "vim-network-name": used at VIM
1626 "name": interface name
1627 "vnf-vld-id": internal VNFD vld where this interface is connected, or
1628 "ns-vld-id": NSD vld where this interface is connected.
1629 NOTE: One, and only one between 'vnf-vld-id' and 'ns-vld-id' contains a value. The other will be None
1632 ifaces_forcing_vim_network
= []
1633 for vdur_index
, vdur
in enumerate(get_iterable(vnfr
.get("vdur"))):
1634 if not vdur
.get("pdu-type"):
1636 pdu_type
= vdur
.get("pdu-type")
1637 pdu_filter
= self
._get
_project
_filter
(session
)
1638 pdu_filter
["vim_accounts"] = vim_account
1639 pdu_filter
["type"] = pdu_type
1640 pdu_filter
["_admin.operationalState"] = "ENABLED"
1641 pdu_filter
["_admin.usageState"] = "NOT_IN_USE"
1642 # TODO feature 1417: "shared": True,
1644 available_pdus
= self
.db
.get_list("pdus", pdu_filter
)
1645 for pdu
in available_pdus
:
1646 # step 1 check if this pdu contains needed interfaces:
1647 match_interfaces
= True
1648 for vdur_interface
in vdur
["interfaces"]:
1649 for pdu_interface
in pdu
["interfaces"]:
1650 if pdu_interface
["name"] == vdur_interface
["name"]:
1651 # TODO feature 1417: match per mgmt type
1653 else: # no interface found for name
1654 match_interfaces
= False
1656 if match_interfaces
:
1659 raise EngineException(
1660 "No PDU of type={} at vim_account={} found for member_vnf_index={}, vdu={} matching interface "
1664 vnfr
["member-vnf-index-ref"],
1669 # step 2. Update pdu
1671 "_admin.usageState": pdu
["_admin"]["usageState"],
1672 "_admin.usage.vnfr_id": None,
1673 "_admin.usage.nsr_id": None,
1674 "_admin.usage.vdur": None,
1678 {"_id": pdu
["_id"]},
1680 "_admin.usageState": "IN_USE",
1682 "vnfr_id": vnfr
["_id"],
1683 "nsr_id": vnfr
["nsr-id-ref"],
1684 "vdur": vdur
["vdu-id-ref"],
1693 "content": rollback_pdu
,
1697 # step 3. Fill vnfr info by filling vdur
1698 vdu_text
= "vdur.{}".format(vdur_index
)
1699 vnfr_update_rollback
[vdu_text
+ ".pdu-id"] = None
1700 vnfr_update
[vdu_text
+ ".pdu-id"] = pdu
["_id"]
1701 for iface_index
, vdur_interface
in enumerate(vdur
["interfaces"]):
1702 for pdu_interface
in pdu
["interfaces"]:
1703 if pdu_interface
["name"] == vdur_interface
["name"]:
1704 iface_text
= vdu_text
+ ".interfaces.{}".format(iface_index
)
1705 for k
, v
in pdu_interface
.items():
1709 ): # TODO: switch-xxxxx must be inserted
1710 vnfr_update
[iface_text
+ ".{}".format(k
)] = v
1711 vnfr_update_rollback
[
1712 iface_text
+ ".{}".format(k
)
1713 ] = vdur_interface
.get(v
)
1714 if pdu_interface
.get("ip-address"):
1715 if vdur_interface
.get(
1717 ) or vdur_interface
.get("mgmt-vnf"):
1718 vnfr_update_rollback
[
1719 vdu_text
+ ".ip-address"
1720 ] = vdur
.get("ip-address")
1721 vnfr_update
[vdu_text
+ ".ip-address"] = pdu_interface
[
1724 if vdur_interface
.get("mgmt-vnf"):
1725 vnfr_update_rollback
["ip-address"] = vnfr
.get(
1728 vnfr_update
["ip-address"] = pdu_interface
["ip-address"]
1729 vnfr_update
[vdu_text
+ ".ip-address"] = pdu_interface
[
1732 if pdu_interface
.get("vim-network-name") or pdu_interface
.get(
1735 ifaces_forcing_vim_network
.append(
1737 "name": vdur_interface
.get("vnf-vld-id")
1738 or vdur_interface
.get("ns-vld-id"),
1739 "vnf-vld-id": vdur_interface
.get("vnf-vld-id"),
1740 "ns-vld-id": vdur_interface
.get("ns-vld-id"),
1743 if pdu_interface
.get("vim-network-id"):
1744 ifaces_forcing_vim_network
[-1][
1746 ] = pdu_interface
["vim-network-id"]
1747 if pdu_interface
.get("vim-network-name"):
1748 ifaces_forcing_vim_network
[-1][
1750 ] = pdu_interface
["vim-network-name"]
1753 return ifaces_forcing_vim_network
1755 def _look_for_k8scluster(
1756 self
, session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
1759 Look for an available k8scluster for all the kuds in the vnfd matching version and cni requirements.
1760 Fills vnfr.kdur with the selected k8scluster
1762 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1763 :param rollback: list with the database modifications to rollback if needed
1764 :param vnfr: vnfr to be updated. It is modified with pdu interface info if pdu is found
1765 :param vim_account: vim_account where this vnfr should be deployed
1766 :param vnfr_update: dictionary filled by this method with changes to be done at database vnfr
1767 :param vnfr_update_rollback: dictionary filled by this method with original content of vnfr in case a rollback
1768 of the changed vnfr is needed
1770 :return: List of KDU interfaces that are connected to an existing VIM network. Each item contains:
1771 "vim-network-name": used at VIM
1772 "name": interface name
1773 "vnf-vld-id": internal VNFD vld where this interface is connected, or
1774 "ns-vld-id": NSD vld where this interface is connected.
1775 NOTE: One, and only one between 'vnf-vld-id' and 'ns-vld-id' contains a value. The other will be None
1778 ifaces_forcing_vim_network
= []
1779 if not vnfr
.get("kdur"):
1780 return ifaces_forcing_vim_network
1782 kdu_filter
= self
._get
_project
_filter
(session
)
1783 kdu_filter
["vim_account"] = vim_account
1784 # TODO kdu_filter["_admin.operationalState"] = "ENABLED"
1785 available_k8sclusters
= self
.db
.get_list("k8sclusters", kdu_filter
)
1787 k8s_requirements
= {} # just for logging
1788 for k8scluster
in available_k8sclusters
:
1789 if not vnfr
.get("k8s-cluster"):
1792 if vnfr
["k8s-cluster"].get("cni"):
1793 k8s_requirements
["cni"] = vnfr
["k8s-cluster"]["cni"]
1794 if not set(vnfr
["k8s-cluster"]["cni"]).intersection(
1795 k8scluster
.get("cni", ())
1798 # restrict by version
1799 if vnfr
["k8s-cluster"].get("version"):
1800 k8s_requirements
["version"] = vnfr
["k8s-cluster"]["version"]
1801 if k8scluster
.get("k8s_version") not in vnfr
["k8s-cluster"]["version"]:
1803 # restrict by number of networks
1804 if vnfr
["k8s-cluster"].get("nets"):
1805 k8s_requirements
["networks"] = len(vnfr
["k8s-cluster"]["nets"])
1806 if not k8scluster
.get("nets") or len(k8scluster
["nets"]) < len(
1807 vnfr
["k8s-cluster"]["nets"]
1812 raise EngineException(
1813 "No k8scluster with requirements='{}' at vim_account={} found for member_vnf_index={}".format(
1814 k8s_requirements
, vim_account
, vnfr
["member-vnf-index-ref"]
1818 for kdur_index
, kdur
in enumerate(get_iterable(vnfr
.get("kdur"))):
1819 # step 3. Fill vnfr info by filling kdur
1820 kdu_text
= "kdur.{}.".format(kdur_index
)
1821 vnfr_update_rollback
[kdu_text
+ "k8s-cluster.id"] = None
1822 vnfr_update
[kdu_text
+ "k8s-cluster.id"] = k8scluster
["_id"]
1824 # step 4. Check VIM networks that forces the selected k8s_cluster
1825 if vnfr
.get("k8s-cluster") and vnfr
["k8s-cluster"].get("nets"):
1826 k8scluster_net_list
= list(k8scluster
.get("nets").keys())
1827 for net_index
, kdur_net
in enumerate(vnfr
["k8s-cluster"]["nets"]):
1828 # get a network from k8s_cluster nets. If name matches use this, if not use other
1829 if kdur_net
["id"] in k8scluster_net_list
: # name matches
1830 vim_net
= k8scluster
["nets"][kdur_net
["id"]]
1831 k8scluster_net_list
.remove(kdur_net
["id"])
1833 vim_net
= k8scluster
["nets"][k8scluster_net_list
[0]]
1834 k8scluster_net_list
.pop(0)
1835 vnfr_update_rollback
[
1836 "k8s-cluster.nets.{}.vim_net".format(net_index
)
1838 vnfr_update
["k8s-cluster.nets.{}.vim_net".format(net_index
)] = vim_net
1840 kdur_net
.get("vnf-vld-id") or kdur_net
.get("ns-vld-id")
1842 ifaces_forcing_vim_network
.append(
1844 "name": kdur_net
.get("vnf-vld-id")
1845 or kdur_net
.get("ns-vld-id"),
1846 "vnf-vld-id": kdur_net
.get("vnf-vld-id"),
1847 "ns-vld-id": kdur_net
.get("ns-vld-id"),
1848 "vim-network-name": vim_net
, # TODO can it be vim-network-id ???
1851 # TODO check that this forcing is not incompatible with other forcing
1852 return ifaces_forcing_vim_network
1854 def _update_vnfrs_from_nsd(self
, nsr
):
1859 step
= "Getting vnf_profiles from nsd"
1860 vnf_profiles
= nsd
.get("df", [{}])[0].get("vnf-profile", ())
1861 vld_fixed_ip_connection_point_data
= {}
1863 step
= "Getting ip-address info from vnf_profile if it exists"
1864 for vnfp
in vnf_profiles
:
1865 # Checking ip-address info from nsd.vnf_profile and storing
1866 for vlc
in vnfp
.get("virtual-link-connectivity", ()):
1867 for cpd
in vlc
.get("constituent-cpd-id", ()):
1868 if cpd
.get("ip-address"):
1869 step
= "Storing ip-address info"
1870 vld_fixed_ip_connection_point_data
.update({vlc
.get("virtual-link-profile-id") + '.' + cpd
.get("constituent-base-element-id"): {
1871 "vnfd-connection-point-ref": cpd
.get(
1872 "constituent-cpd-id"),
1873 "ip-address": cpd
.get(
1876 # Inserting ip address to vnfr
1877 if len(vld_fixed_ip_connection_point_data
) > 0:
1878 step
= "Getting vnfrs"
1879 vnfrs
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
1880 for item
in vld_fixed_ip_connection_point_data
.keys():
1881 step
= "Filtering vnfrs"
1882 vnfr
= next(filter(lambda vnfr
: vnfr
["member-vnf-index-ref"] == item
.split('.')[1], vnfrs
), None)
1885 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
1886 for iface_index
, iface
in enumerate(vdur
["interfaces"]):
1887 step
= "Looking for matched interface"
1889 iface
.get("external-connection-point-ref")
1890 == vld_fixed_ip_connection_point_data
[item
].get("vnfd-connection-point-ref") and
1891 iface
.get("ns-vld-id") == item
.split('.')[0]
1894 vnfr_update_text
= "vdur.{}.interfaces.{}".format(
1895 vdur_index
, iface_index
1897 step
= "Storing info in order to update vnfr"
1899 vnfr_update_text
+ ".ip-address"
1900 ] = increment_ip_mac(
1901 vld_fixed_ip_connection_point_data
[item
].get("ip-address"),
1902 vdur
.get("count-index", 0), )
1903 vnfr_update
[vnfr_update_text
+ ".fixed-ip"] = True
1905 step
= "updating vnfr at database"
1906 self
.db
.set_one("vnfrs", {"_id": vnfr
["_id"]}, vnfr_update
)
1914 raise type(e
)("{} while '{}'".format(e
, step
), http_code
=e
.http_code
)
1916 def _update_vnfrs(self
, session
, rollback
, nsr
, indata
):
1919 vnfrs
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
1923 vnfr_update_rollback
= {}
1924 member_vnf_index
= vnfr
["member-vnf-index-ref"]
1925 # update vim-account-id
1927 vim_account
= indata
["vimAccountId"]
1928 vca_id
= self
._get
_vim
_account
(vim_account
, session
).get("vca")
1929 # check instantiate parameters
1930 for vnf_inst_params
in get_iterable(indata
.get("vnf")):
1931 if vnf_inst_params
["member-vnf-index"] != member_vnf_index
:
1933 if vnf_inst_params
.get("vimAccountId"):
1934 vim_account
= vnf_inst_params
.get("vimAccountId")
1935 vca_id
= self
._get
_vim
_account
(vim_account
, session
).get("vca")
1937 # get vnf.vdu.interface instantiation params to update vnfr.vdur.interfaces ip, mac
1938 for vdu_inst_param
in get_iterable(vnf_inst_params
.get("vdu")):
1939 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
1940 if vdu_inst_param
["id"] != vdur
["vdu-id-ref"]:
1942 for iface_inst_param
in get_iterable(
1943 vdu_inst_param
.get("interface")
1945 iface_index
, _
= next(
1947 for i
in enumerate(vdur
["interfaces"])
1948 if i
[1]["name"] == iface_inst_param
["name"]
1950 vnfr_update_text
= "vdur.{}.interfaces.{}".format(
1951 vdur_index
, iface_index
1953 if iface_inst_param
.get("ip-address"):
1955 vnfr_update_text
+ ".ip-address"
1956 ] = increment_ip_mac(
1957 iface_inst_param
.get("ip-address"),
1958 vdur
.get("count-index", 0),
1960 vnfr_update
[vnfr_update_text
+ ".fixed-ip"] = True
1961 if iface_inst_param
.get("mac-address"):
1963 vnfr_update_text
+ ".mac-address"
1964 ] = increment_ip_mac(
1965 iface_inst_param
.get("mac-address"),
1966 vdur
.get("count-index", 0),
1968 vnfr_update
[vnfr_update_text
+ ".fixed-mac"] = True
1969 if iface_inst_param
.get("floating-ip-required"):
1971 vnfr_update_text
+ ".floating-ip-required"
1973 # get vnf.internal-vld.internal-conection-point instantiation params to update vnfr.vdur.interfaces
1974 # TODO update vld with the ip-profile
1975 for ivld_inst_param
in get_iterable(
1976 vnf_inst_params
.get("internal-vld")
1978 for icp_inst_param
in get_iterable(
1979 ivld_inst_param
.get("internal-connection-point")
1982 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
1983 for iface_index
, iface
in enumerate(vdur
["interfaces"]):
1985 iface
.get("internal-connection-point-ref")
1986 == icp_inst_param
["id-ref"]
1988 vnfr_update_text
= "vdur.{}.interfaces.{}".format(
1989 vdur_index
, iface_index
1991 if icp_inst_param
.get("ip-address"):
1993 vnfr_update_text
+ ".ip-address"
1994 ] = increment_ip_mac(
1995 icp_inst_param
.get("ip-address"),
1996 vdur
.get("count-index", 0),
1999 vnfr_update_text
+ ".fixed-ip"
2001 if icp_inst_param
.get("mac-address"):
2003 vnfr_update_text
+ ".mac-address"
2004 ] = increment_ip_mac(
2005 icp_inst_param
.get("mac-address"),
2006 vdur
.get("count-index", 0),
2009 vnfr_update_text
+ ".fixed-mac"
2012 # get ip address from instantiation parameters.vld.vnfd-connection-point-ref
2013 for vld_inst_param
in get_iterable(indata
.get("vld")):
2014 for vnfcp_inst_param
in get_iterable(
2015 vld_inst_param
.get("vnfd-connection-point-ref")
2017 if vnfcp_inst_param
["member-vnf-index-ref"] != member_vnf_index
:
2020 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
2021 for iface_index
, iface
in enumerate(vdur
["interfaces"]):
2023 iface
.get("external-connection-point-ref")
2024 == vnfcp_inst_param
["vnfd-connection-point-ref"]
2026 vnfr_update_text
= "vdur.{}.interfaces.{}".format(
2027 vdur_index
, iface_index
2029 if vnfcp_inst_param
.get("ip-address"):
2031 vnfr_update_text
+ ".ip-address"
2032 ] = increment_ip_mac(
2033 vnfcp_inst_param
.get("ip-address"),
2034 vdur
.get("count-index", 0),
2036 vnfr_update
[vnfr_update_text
+ ".fixed-ip"] = True
2037 if vnfcp_inst_param
.get("mac-address"):
2039 vnfr_update_text
+ ".mac-address"
2040 ] = increment_ip_mac(
2041 vnfcp_inst_param
.get("mac-address"),
2042 vdur
.get("count-index", 0),
2044 vnfr_update
[vnfr_update_text
+ ".fixed-mac"] = True
2047 vnfr_update
["vim-account-id"] = vim_account
2048 vnfr_update_rollback
["vim-account-id"] = vnfr
.get("vim-account-id")
2051 vnfr_update
["vca-id"] = vca_id
2052 vnfr_update_rollback
["vca-id"] = vnfr
.get("vca-id")
2055 ifaces_forcing_vim_network
= self
._look
_for
_pdu
(
2056 session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
2060 ifaces_forcing_vim_network
+= self
._look
_for
_k
8scluster
(
2061 session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
2063 # update database vnfr
2064 self
.db
.set_one("vnfrs", {"_id": vnfr
["_id"]}, vnfr_update
)
2070 "content": vnfr_update_rollback
,
2074 # Update indada in case pdu forces to use a concrete vim-network-name
2075 # TODO check if user has already insert a vim-network-name and raises an error
2076 if not ifaces_forcing_vim_network
:
2078 for iface_info
in ifaces_forcing_vim_network
:
2079 if iface_info
.get("ns-vld-id"):
2080 if "vld" not in indata
:
2082 indata
["vld"].append(
2084 key
: iface_info
[key
]
2085 for key
in ("name", "vim-network-name", "vim-network-id")
2086 if iface_info
.get(key
)
2090 elif iface_info
.get("vnf-vld-id"):
2091 if "vnf" not in indata
:
2093 indata
["vnf"].append(
2095 "member-vnf-index": member_vnf_index
,
2098 key
: iface_info
[key
]
2104 if iface_info
.get(key
)
2111 def _create_nslcmop(nsr_id
, operation
, params
):
2113 Creates a ns-lcm-opp content to be stored at database.
2114 :param nsr_id: internal id of the instance
2115 :param operation: instantiate, terminate, scale, action, update ...
2116 :param params: user parameters for the operation
2117 :return: dictionary following SOL005 format
2124 "operationState": "PROCESSING", # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
2125 "queuePosition": None,
2127 "errorMessage": None,
2128 "detailedStatus": None,
2129 "statusEnteredTime": now
,
2130 "nsInstanceId": nsr_id
,
2131 "lcmOperationType": operation
,
2133 "isAutomaticInvocation": False,
2134 "operationParams": params
,
2135 "isCancelPending": False,
2137 "self": "/osm/nslcm/v1/ns_lcm_op_occs/" + _id
,
2138 "nsInstance": "/osm/nslcm/v1/ns_instances/" + nsr_id
,
2143 def _get_enabled_vims(self
, session
):
2145 Retrieve and return VIM accounts that are accessible by current user and has state ENABLE
2146 :param session: current session with user information
2148 db_filter
= self
._get
_project
_filter
(session
)
2149 db_filter
["_admin.operationalState"] = "ENABLED"
2150 vims
= self
.db
.get_list("vim_accounts", db_filter
)
2153 vimAccounts
.append(vim
["_id"])
2166 Performs a new operation over a ns
2167 :param rollback: list to append created items at database in case a rollback must to be done
2168 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2169 :param indata: descriptor with the parameters of the operation. It must contains among others
2170 nsInstanceId: _id of the nsr to perform the operation
2171 operation: it can be: instantiate, terminate, action, update TODO: heal
2172 :param kwargs: used to override the indata descriptor
2173 :param headers: http request headers
2174 :return: id of the nslcmops
2177 def check_if_nsr_is_not_slice_member(session
, nsr_id
):
2179 db_filter
= self
._get
_project
_filter
(session
)
2180 db_filter
["_admin.nsrs-detailed-list.ANYINDEX.nsrId"] = nsr_id
2181 nsis
= self
.db
.get_one(
2182 "nsis", db_filter
, fail_on_empty
=False, fail_on_more
=False
2185 raise EngineException(
2186 "The NS instance {} cannot be terminated because is used by the slice {}".format(
2189 http_code
=HTTPStatus
.CONFLICT
,
2193 # Override descriptor with query string kwargs
2194 self
._update
_input
_with
_kwargs
(indata
, kwargs
, yaml_format
=True)
2195 operation
= indata
["lcmOperationType"]
2196 nsInstanceId
= indata
["nsInstanceId"]
2198 validate_input(indata
, self
.operation_schema
[operation
])
2199 # get ns from nsr_id
2200 _filter
= BaseTopic
._get
_project
_filter
(session
)
2201 _filter
["_id"] = nsInstanceId
2202 nsr
= self
.db
.get_one("nsrs", _filter
)
2205 if operation
== "terminate" and slice_object
is False:
2206 check_if_nsr_is_not_slice_member(session
, nsr
["_id"])
2208 not nsr
["_admin"].get("nsState")
2209 or nsr
["_admin"]["nsState"] == "NOT_INSTANTIATED"
2211 if operation
== "terminate" and indata
.get("autoremove"):
2212 # NSR must be deleted
2216 ) # a none in this case is used to indicate not instantiated. It can be removed
2217 if operation
!= "instantiate":
2218 raise EngineException(
2219 "ns_instance '{}' cannot be '{}' because it is not instantiated".format(
2220 nsInstanceId
, operation
2222 HTTPStatus
.CONFLICT
,
2225 if operation
== "instantiate" and not session
["force"]:
2226 raise EngineException(
2227 "ns_instance '{}' cannot be '{}' because it is already instantiated".format(
2228 nsInstanceId
, operation
2230 HTTPStatus
.CONFLICT
,
2232 self
._check
_ns
_operation
(session
, nsr
, operation
, indata
)
2233 if (indata
.get("primitive_params")):
2234 indata
["primitive_params"] = json
.dumps(indata
["primitive_params"])
2235 elif (indata
.get("additionalParamsForVnf")):
2236 indata
["additionalParamsForVnf"] = json
.dumps(indata
["additionalParamsForVnf"])
2238 if operation
== "instantiate":
2239 self
._update
_vnfrs
_from
_nsd
(nsr
)
2240 self
._update
_vnfrs
(session
, rollback
, nsr
, indata
)
2241 if (operation
== "update") and (indata
["updateType"] == "CHANGE_VNFPKG"):
2243 vnfd_id
= indata
["changeVnfPackageData"]["vnfdId"]
2244 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd_id
})
2245 nsd
= self
.db
.get_one("nsds", {"_id": nsr
["nsd-id"]})
2246 ns_request
= nsr
["instantiate_params"]
2247 vnfr
= self
.db
.get_one("vnfrs", {"_id": indata
["changeVnfPackageData"]["vnfInstanceId"]})
2248 latest_vnfd_revision
= vnfd
["_admin"].get("revision", 1)
2249 vnfr_vnfd_revision
= vnfr
.get("revision", 1)
2250 if latest_vnfd_revision
!= vnfr_vnfd_revision
:
2251 old_vnfd_id
= vnfd_id
+ ":" + str(vnfr_vnfd_revision
)
2252 old_db_vnfd
= self
.db
.get_one("vnfds_revisions", {"_id": old_vnfd_id
})
2253 old_sw_version
= old_db_vnfd
.get("software-version", "1.0")
2254 new_sw_version
= vnfd
.get("software-version", "1.0")
2255 if new_sw_version
!= old_sw_version
:
2256 vnf_index
= vnfr
["member-vnf-index-ref"]
2257 self
.logger
.info("nsr {}".format(nsr
))
2258 for vdu
in vnfd
["vdu"]:
2259 self
.nsrtopic
._add
_flavor
_to
_nsr
(vdu
, vnfd
, nsr
)
2260 sw_image_id
= vdu
.get("sw-image-desc")
2262 image_data
= self
.nsrtopic
._get
_image
_data
_from
_vnfd
(vnfd
, sw_image_id
)
2263 self
.nsrtopic
._add
_image
_to
_nsr
(nsr
, image_data
)
2264 for alt_image
in vdu
.get("alternative-sw-image-desc", ()):
2265 image_data
= self
.nsrtopic
._get
_image
_data
_from
_vnfd
(vnfd
, alt_image
)
2266 self
.nsrtopic
._add
_image
_to
_nsr
(nsr
, image_data
)
2267 nsr_update
["image"] = nsr
["image"]
2268 nsr_update
["flavor"] = nsr
["flavor"]
2269 self
.db
.set_one("nsrs", {"_id": nsr
["_id"]}, nsr_update
)
2270 ns_k8s_namespace
= self
.nsrtopic
._get
_ns
_k
8s
_namespace
(nsd
, ns_request
, session
)
2271 vnfr_descriptor
= self
.nsrtopic
._create
_vnfr
_descriptor
_from
_vnfd
(
2280 indata
["newVdur"] = vnfr_descriptor
["vdur"]
2281 nslcmop_desc
= self
._create
_nslcmop
(nsInstanceId
, operation
, indata
)
2282 _id
= nslcmop_desc
["_id"]
2284 nslcmop_desc
, session
["project_id"], make_public
=session
["public"]
2286 if indata
.get("placement-engine"):
2287 # Save valid vim accounts in lcm operation descriptor
2288 nslcmop_desc
["operationParams"][
2290 ] = self
._get
_enabled
_vims
(session
)
2291 self
.db
.create("nslcmops", nslcmop_desc
)
2292 rollback
.append({"topic": "nslcmops", "_id": _id
})
2293 if not slice_object
:
2294 self
.msg
.write("ns", operation
, nslcmop_desc
)
2296 except ValidationError
as e
: # TODO remove try Except, it is captured at nbi.py
2297 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
2298 # except DbException as e:
2299 # raise EngineException("Cannot get ns_instance '{}': {}".format(e), HTTPStatus.NOT_FOUND)
2301 def delete(self
, session
, _id
, dry_run
=False, not_send_msg
=None):
2302 raise EngineException(
2303 "Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
2306 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
2307 raise EngineException(
2308 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
2312 class NsiTopic(BaseTopic
):
2315 quota_name
= "slice_instances"
2317 def __init__(self
, db
, fs
, msg
, auth
):
2318 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
2319 self
.nsrTopic
= NsrTopic(db
, fs
, msg
, auth
)
2322 def _format_ns_request(ns_request
):
2323 formated_request
= copy(ns_request
)
2324 # TODO: Add request params
2325 return formated_request
2328 def _format_addional_params(slice_request
):
2330 Get and format user additional params for NS or VNF
2331 :param slice_request: User instantiation additional parameters
2332 :return: a formatted copy of additional params or None if not supplied
2334 additional_params
= copy(slice_request
.get("additionalParamsForNsi"))
2335 if additional_params
:
2336 for k
, v
in additional_params
.items():
2337 if not isinstance(k
, str):
2338 raise EngineException(
2339 "Invalid param at additionalParamsForNsi:{}. Only string keys are allowed".format(
2343 if "." in k
or "$" in k
:
2344 raise EngineException(
2345 "Invalid param at additionalParamsForNsi:{}. Keys must not contain dots or $".format(
2349 if isinstance(v
, (dict, tuple, list)):
2350 additional_params
[k
] = "!!yaml " + safe_dump(v
)
2351 return additional_params
2353 def _check_descriptor_dependencies(self
, session
, descriptor
):
2355 Check that the dependent descriptors exist on a new descriptor or edition
2356 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2357 :param descriptor: descriptor to be inserted or edit
2358 :return: None or raises exception
2360 if not descriptor
.get("nst-ref"):
2362 nstd_id
= descriptor
["nst-ref"]
2363 if not self
.get_item_list(session
, "nsts", {"id": nstd_id
}):
2364 raise EngineException(
2365 "Descriptor error at nst-ref='{}' references a non exist nstd".format(
2368 http_code
=HTTPStatus
.CONFLICT
,
2371 def check_conflict_on_del(self
, session
, _id
, db_content
):
2373 Check that NSI is not instantiated
2374 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2375 :param _id: nsi internal id
2376 :param db_content: The database content of the _id
2377 :return: None or raises EngineException with the conflict
2379 if session
["force"]:
2382 if nsi
["_admin"].get("nsiState") == "INSTANTIATED":
2383 raise EngineException(
2384 "nsi '{}' cannot be deleted because it is in 'INSTANTIATED' state. "
2385 "Launch 'terminate' operation first; or force deletion".format(_id
),
2386 http_code
=HTTPStatus
.CONFLICT
,
2389 def delete_extra(self
, session
, _id
, db_content
, not_send_msg
=None):
2391 Deletes associated nsilcmops from database. Deletes associated filesystem.
2392 Set usageState of nst
2393 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2394 :param _id: server internal id
2395 :param db_content: The database content of the descriptor
2396 :param not_send_msg: To not send message (False) or store content (list) instead
2397 :return: None if ok or raises EngineException with the problem
2400 # Deleting the nsrs belonging to nsir
2402 for nsrs_detailed_item
in nsir
["_admin"]["nsrs-detailed-list"]:
2403 nsr_id
= nsrs_detailed_item
["nsrId"]
2404 if nsrs_detailed_item
.get("shared"):
2406 "_admin.nsrs-detailed-list.ANYINDEX.shared": True,
2407 "_admin.nsrs-detailed-list.ANYINDEX.nsrId": nsr_id
,
2408 "_id.ne": nsir
["_id"],
2410 nsi
= self
.db
.get_one(
2411 "nsis", _filter
, fail_on_empty
=False, fail_on_more
=False
2413 if nsi
: # last one using nsr
2416 self
.nsrTopic
.delete(
2417 session
, nsr_id
, dry_run
=False, not_send_msg
=not_send_msg
2419 except (DbException
, EngineException
) as e
:
2420 if e
.http_code
== HTTPStatus
.NOT_FOUND
:
2425 # delete related nsilcmops database entries
2426 self
.db
.del_list("nsilcmops", {"netsliceInstanceId": _id
})
2428 # Check and set used NST usage state
2429 nsir_admin
= nsir
.get("_admin")
2430 if nsir_admin
and nsir_admin
.get("nst-id"):
2431 # check if used by another NSI
2432 nsis_list
= self
.db
.get_one(
2434 {"nst-id": nsir_admin
["nst-id"]},
2435 fail_on_empty
=False,
2441 {"_id": nsir_admin
["nst-id"]},
2442 {"_admin.usageState": "NOT_IN_USE"},
2445 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
2447 Creates a new netslice instance record into database. It also creates needed nsrs and vnfrs
2448 :param rollback: list to append the created items at database in case a rollback must be done
2449 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2450 :param indata: params to be used for the nsir
2451 :param kwargs: used to override the indata descriptor
2452 :param headers: http request headers
2453 :return: the _id of nsi descriptor created at database
2457 step
= "checking quotas"
2458 self
.check_quota(session
)
2461 slice_request
= self
._remove
_envelop
(indata
)
2462 # Override descriptor with query string kwargs
2463 self
._update
_input
_with
_kwargs
(slice_request
, kwargs
)
2464 slice_request
= self
._validate
_input
_new
(slice_request
, session
["force"])
2467 step
= "getting nstd id='{}' from database".format(
2468 slice_request
.get("nstId")
2470 _filter
= self
._get
_project
_filter
(session
)
2471 _filter
["_id"] = slice_request
["nstId"]
2472 nstd
= self
.db
.get_one("nsts", _filter
)
2473 # check NST is not disabled
2474 step
= "checking NST operationalState"
2475 if nstd
["_admin"]["operationalState"] == "DISABLED":
2476 raise EngineException(
2477 "nst with id '{}' is DISABLED, and thus cannot be used to create a netslice "
2478 "instance".format(slice_request
["nstId"]),
2479 http_code
=HTTPStatus
.CONFLICT
,
2483 # check NSD is not disabled
2484 step
= "checking operationalState"
2485 if nstd
["_admin"]["operationalState"] == "DISABLED":
2486 raise EngineException(
2487 "nst with id '{}' is DISABLED, and thus cannot be used to create "
2488 "a network slice".format(slice_request
["nstId"]),
2489 http_code
=HTTPStatus
.CONFLICT
,
2492 nstd
.pop("_admin", None)
2493 nstd_id
= nstd
.pop("_id", None)
2494 nsi_id
= str(uuid4())
2495 step
= "filling nsi_descriptor with input data"
2500 "name": slice_request
["nsiName"],
2501 "description": slice_request
.get("nsiDescription", ""),
2502 "datacenter": slice_request
["vimAccountId"],
2503 "nst-ref": nstd
["id"],
2504 "instantiation_parameters": slice_request
,
2505 "network-slice-template": nstd
,
2509 "additionalParamsForNsi": self
._format
_addional
_params
(slice_request
),
2512 step
= "creating nsi at database"
2514 nsi_descriptor
, session
["project_id"], make_public
=session
["public"]
2516 nsi_descriptor
["_admin"]["nsiState"] = "NOT_INSTANTIATED"
2517 nsi_descriptor
["_admin"]["netslice-subnet"] = None
2518 nsi_descriptor
["_admin"]["deployed"] = {}
2519 nsi_descriptor
["_admin"]["deployed"]["RO"] = []
2520 nsi_descriptor
["_admin"]["nst-id"] = nstd_id
2522 # Creating netslice-vld for the RO.
2523 step
= "creating netslice-vld at database"
2525 # Building the vlds list to be deployed
2526 # From netslice descriptors, creating the initial list
2529 for netslice_vlds
in get_iterable(nstd
.get("netslice-vld")):
2530 # Getting template Instantiation parameters from NST
2531 nsi_vld
= deepcopy(netslice_vlds
)
2532 nsi_vld
["shared-nsrs-list"] = []
2533 nsi_vld
["vimAccountId"] = slice_request
["vimAccountId"]
2534 nsi_vlds
.append(nsi_vld
)
2536 nsi_descriptor
["_admin"]["netslice-vld"] = nsi_vlds
2537 # Creating netslice-subnet_record.
2541 # Updating the nstd with the nsd["_id"] associated to the nss -> services list
2542 for member_ns
in nstd
["netslice-subnet"]:
2543 nsd_id
= member_ns
["nsd-ref"]
2544 step
= "getting nstd id='{}' constituent-nsd='{}' from database".format(
2545 member_ns
["nsd-ref"], member_ns
["id"]
2547 if nsd_id
not in needed_nsds
:
2549 _filter
["id"] = nsd_id
2550 nsd
= self
.db
.get_one(
2551 "nsds", _filter
, fail_on_empty
=True, fail_on_more
=True
2555 needed_nsds
[nsd_id
] = nsd
2557 nsd
= needed_nsds
[nsd_id
]
2558 member_ns
["_id"] = needed_nsds
[nsd_id
].get("_id")
2559 services
.append(member_ns
)
2561 step
= "filling nsir nsd-id='{}' constituent-nsd='{}' from database".format(
2562 member_ns
["nsd-ref"], member_ns
["id"]
2565 # creates Network Services records (NSRs)
2566 step
= "creating nsrs at database using NsrTopic.new()"
2567 ns_params
= slice_request
.get("netslice-subnet")
2569 nsi_netslice_subnet
= []
2570 for service
in services
:
2571 # Check if the netslice-subnet is shared and if it is share if the nss exists
2574 # Is the nss shared and instantiated?
2575 _filter
["_admin.nsrs-detailed-list.ANYINDEX.shared"] = True
2576 _filter
["_admin.nsrs-detailed-list.ANYINDEX.nsd-id"] = service
[
2579 _filter
["_admin.nsrs-detailed-list.ANYINDEX.nss-id"] = service
["id"]
2580 nsi
= self
.db
.get_one(
2581 "nsis", _filter
, fail_on_empty
=False, fail_on_more
=False
2583 if nsi
and service
.get("is-shared-nss"):
2584 nsrs_detailed_list
= nsi
["_admin"]["nsrs-detailed-list"]
2585 for nsrs_detailed_item
in nsrs_detailed_list
:
2586 if nsrs_detailed_item
["nsd-id"] == service
["nsd-ref"]:
2587 if nsrs_detailed_item
["nss-id"] == service
["id"]:
2588 _id_nsr
= nsrs_detailed_item
["nsrId"]
2590 for netslice_subnet
in nsi
["_admin"]["netslice-subnet"]:
2591 if netslice_subnet
["nss-id"] == service
["id"]:
2592 indata_ns
= netslice_subnet
2596 if service
.get("instantiation-parameters"):
2597 indata_ns
= deepcopy(service
["instantiation-parameters"])
2598 # del service["instantiation-parameters"]
2600 indata_ns
["nsdId"] = service
["_id"]
2601 indata_ns
["nsName"] = (
2602 slice_request
.get("nsiName") + "." + service
["id"]
2604 indata_ns
["vimAccountId"] = slice_request
.get("vimAccountId")
2605 indata_ns
["nsDescription"] = service
["description"]
2606 if slice_request
.get("ssh_keys"):
2607 indata_ns
["ssh_keys"] = slice_request
.get("ssh_keys")
2610 for ns_param
in ns_params
:
2611 if ns_param
.get("id") == service
["id"]:
2612 copy_ns_param
= deepcopy(ns_param
)
2613 del copy_ns_param
["id"]
2614 indata_ns
.update(copy_ns_param
)
2617 # Creates Nsr objects
2618 _id_nsr
, _
= self
.nsrTopic
.new(
2619 rollback
, session
, indata_ns
, kwargs
, headers
2623 "shared": service
.get("is-shared-nss"),
2624 "nsd-id": service
["nsd-ref"],
2625 "nss-id": service
["id"],
2626 "nslcmop_instantiate": None,
2628 indata_ns
["nss-id"] = service
["id"]
2629 nsrs_list
.append(nsrs_item
)
2630 nsi_netslice_subnet
.append(indata_ns
)
2631 nsr_ref
= {"nsr-ref": _id_nsr
}
2632 nsi_descriptor
["nsr-ref-list"].append(nsr_ref
)
2634 # Adding the nsrs list to the nsi
2635 nsi_descriptor
["_admin"]["nsrs-detailed-list"] = nsrs_list
2636 nsi_descriptor
["_admin"]["netslice-subnet"] = nsi_netslice_subnet
2638 "nsts", {"_id": slice_request
["nstId"]}, {"_admin.usageState": "IN_USE"}
2641 # Creating the entry in the database
2642 self
.db
.create("nsis", nsi_descriptor
)
2643 rollback
.append({"topic": "nsis", "_id": nsi_id
})
2645 except Exception as e
: # TODO remove try Except, it is captured at nbi.py
2646 self
.logger
.exception(
2647 "Exception {} at NsiTopic.new()".format(e
), exc_info
=True
2649 raise EngineException("Error {}: {}".format(step
, e
))
2650 except ValidationError
as e
:
2651 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
2653 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
2654 raise EngineException(
2655 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
2659 class NsiLcmOpTopic(BaseTopic
):
2662 operation_schema
= { # mapping between operation and jsonschema to validate
2663 "instantiate": nsi_instantiate
,
2667 def __init__(self
, db
, fs
, msg
, auth
):
2668 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
2669 self
.nsi_NsLcmOpTopic
= NsLcmOpTopic(self
.db
, self
.fs
, self
.msg
, self
.auth
)
2671 def _check_nsi_operation(self
, session
, nsir
, operation
, indata
):
2673 Check that user has enter right parameters for the operation
2674 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2675 :param operation: it can be: instantiate, terminate, action, TODO: update, heal
2676 :param indata: descriptor with the parameters of the operation
2680 nstd
= nsir
["network-slice-template"]
2682 def check_valid_netslice_subnet_id(nstId
):
2683 # TODO change to vnfR (??)
2684 for netslice_subnet
in nstd
["netslice-subnet"]:
2685 if nstId
== netslice_subnet
["id"]:
2686 nsd_id
= netslice_subnet
["nsd-ref"]
2687 if nsd_id
not in nsds
:
2688 _filter
= self
._get
_project
_filter
(session
)
2689 _filter
["id"] = nsd_id
2690 nsds
[nsd_id
] = self
.db
.get_one("nsds", _filter
)
2693 raise EngineException(
2694 "Invalid parameter nstId='{}' is not one of the "
2695 "nst:netslice-subnet".format(nstId
)
2698 if operation
== "instantiate":
2699 # check the existance of netslice-subnet items
2700 for in_nst
in get_iterable(indata
.get("netslice-subnet")):
2701 check_valid_netslice_subnet_id(in_nst
["id"])
2703 def _create_nsilcmop(self
, session
, netsliceInstanceId
, operation
, params
):
2709 "operationState": "PROCESSING", # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
2710 "statusEnteredTime": now
,
2711 "netsliceInstanceId": netsliceInstanceId
,
2712 "lcmOperationType": operation
,
2714 "isAutomaticInvocation": False,
2715 "operationParams": params
,
2716 "isCancelPending": False,
2718 "self": "/osm/nsilcm/v1/nsi_lcm_op_occs/" + _id
,
2719 "netsliceInstanceId": "/osm/nsilcm/v1/netslice_instances/"
2720 + netsliceInstanceId
,
2725 def add_shared_nsr_2vld(self
, nsir
, nsr_item
):
2726 for nst_sb_item
in nsir
["network-slice-template"].get("netslice-subnet"):
2727 if nst_sb_item
.get("is-shared-nss"):
2728 for admin_subnet_item
in nsir
["_admin"].get("netslice-subnet"):
2729 if admin_subnet_item
["nss-id"] == nst_sb_item
["id"]:
2730 for admin_vld_item
in nsir
["_admin"].get("netslice-vld"):
2731 for admin_vld_nss_cp_ref_item
in admin_vld_item
[
2732 "nss-connection-point-ref"
2735 admin_subnet_item
["nss-id"]
2736 == admin_vld_nss_cp_ref_item
["nss-ref"]
2739 not nsr_item
["nsrId"]
2740 in admin_vld_item
["shared-nsrs-list"]
2742 admin_vld_item
["shared-nsrs-list"].append(
2746 # self.db.set_one("nsis", {"_id": nsir["_id"]}, nsir)
2749 {"_id": nsir
["_id"]},
2750 {"_admin.netslice-vld": nsir
["_admin"].get("netslice-vld")},
2753 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
2755 Performs a new operation over a ns
2756 :param rollback: list to append created items at database in case a rollback must to be done
2757 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2758 :param indata: descriptor with the parameters of the operation. It must contains among others
2759 netsliceInstanceId: _id of the nsir to perform the operation
2760 operation: it can be: instantiate, terminate, action, TODO: update, heal
2761 :param kwargs: used to override the indata descriptor
2762 :param headers: http request headers
2763 :return: id of the nslcmops
2766 # Override descriptor with query string kwargs
2767 self
._update
_input
_with
_kwargs
(indata
, kwargs
)
2768 operation
= indata
["lcmOperationType"]
2769 netsliceInstanceId
= indata
["netsliceInstanceId"]
2770 validate_input(indata
, self
.operation_schema
[operation
])
2772 # get nsi from netsliceInstanceId
2773 _filter
= self
._get
_project
_filter
(session
)
2774 _filter
["_id"] = netsliceInstanceId
2775 nsir
= self
.db
.get_one("nsis", _filter
)
2776 logging_prefix
= "nsi={} {} ".format(netsliceInstanceId
, operation
)
2781 not nsir
["_admin"].get("nsiState")
2782 or nsir
["_admin"]["nsiState"] == "NOT_INSTANTIATED"
2784 if operation
== "terminate" and indata
.get("autoremove"):
2785 # NSIR must be deleted
2789 ) # a none in this case is used to indicate not instantiated. It can be removed
2790 if operation
!= "instantiate":
2791 raise EngineException(
2792 "netslice_instance '{}' cannot be '{}' because it is not instantiated".format(
2793 netsliceInstanceId
, operation
2795 HTTPStatus
.CONFLICT
,
2798 if operation
== "instantiate" and not session
["force"]:
2799 raise EngineException(
2800 "netslice_instance '{}' cannot be '{}' because it is already instantiated".format(
2801 netsliceInstanceId
, operation
2803 HTTPStatus
.CONFLICT
,
2806 # Creating all the NS_operation (nslcmop)
2807 # Get service list from db
2808 nsrs_list
= nsir
["_admin"]["nsrs-detailed-list"]
2810 # nslcmops_item = None
2811 for index
, nsr_item
in enumerate(nsrs_list
):
2812 nsr_id
= nsr_item
["nsrId"]
2813 if nsr_item
.get("shared"):
2814 _filter
["_admin.nsrs-detailed-list.ANYINDEX.shared"] = True
2815 _filter
["_admin.nsrs-detailed-list.ANYINDEX.nsrId"] = nsr_id
2817 "_admin.nsrs-detailed-list.ANYINDEX.nslcmop_instantiate.ne"
2819 _filter
["_id.ne"] = netsliceInstanceId
2820 nsi
= self
.db
.get_one(
2821 "nsis", _filter
, fail_on_empty
=False, fail_on_more
=False
2823 if operation
== "terminate":
2825 "_admin.nsrs-detailed-list.{}.nslcmop_instantiate".format(
2829 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, _update
)
2832 ): # other nsi is using this nsr and it needs this nsr instantiated
2833 continue # do not create nsilcmop
2835 # looks the first nsi fulfilling the conditions but not being the current NSIR
2837 nsi_nsr_item
= next(
2839 for n
in nsi
["_admin"]["nsrs-detailed-list"]
2840 if n
["nsrId"] == nsr_id
2842 and n
["nslcmop_instantiate"]
2844 self
.add_shared_nsr_2vld(nsir
, nsr_item
)
2845 nslcmops
.append(nsi_nsr_item
["nslcmop_instantiate"])
2847 "_admin.nsrs-detailed-list.{}".format(
2851 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, _update
)
2852 # continue to not create nslcmop since nsrs is shared and nsrs was created
2855 self
.add_shared_nsr_2vld(nsir
, nsr_item
)
2860 "lcmOperationType": operation
,
2861 "nsInstanceId": nsr_id
,
2862 # Including netslice_id in the ns instantiate Operation
2863 "netsliceInstanceId": netsliceInstanceId
,
2865 if operation
== "instantiate":
2866 service
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
2867 indata_ns
.update(service
["instantiate_params"])
2869 # Creating NS_LCM_OP with the flag slice_object=True to not trigger the service instantiation
2870 # message via kafka bus
2871 nslcmop
, _
= self
.nsi_NsLcmOpTopic
.new(
2872 rollback
, session
, indata_ns
, None, headers
, slice_object
=True
2874 nslcmops
.append(nslcmop
)
2875 if operation
== "instantiate":
2877 "_admin.nsrs-detailed-list.{}.nslcmop_instantiate".format(
2881 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, _update
)
2882 except (DbException
, EngineException
) as e
:
2883 if e
.http_code
== HTTPStatus
.NOT_FOUND
:
2886 + "skipping NS={} because not found".format(nsr_id
)
2893 indata
["nslcmops_ids"] = nslcmops
2894 self
._check
_nsi
_operation
(session
, nsir
, operation
, indata
)
2896 nsilcmop_desc
= self
._create
_nsilcmop
(
2897 session
, netsliceInstanceId
, operation
, indata
2900 nsilcmop_desc
, session
["project_id"], make_public
=session
["public"]
2902 _id
= self
.db
.create("nsilcmops", nsilcmop_desc
)
2903 rollback
.append({"topic": "nsilcmops", "_id": _id
})
2904 self
.msg
.write("nsi", operation
, nsilcmop_desc
)
2906 except ValidationError
as e
:
2907 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
2909 def delete(self
, session
, _id
, dry_run
=False, not_send_msg
=None):
2910 raise EngineException(
2911 "Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
2914 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
2915 raise EngineException(
2916 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR