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 # Name, mac-address and interface position is taken from VNFD
900 # and included into VNFR. By this way RO can process this information
901 # while creating the VDU.
902 iface_fields
= ("name", "mac-address", "position")
904 x
: iface
[x
] for x
in iface_fields
if iface
.get(x
) is not None
907 vdu_iface
["internal-connection-point-ref"] = vdu_icp
["id"]
908 if "port-security-enabled" in icp
:
909 vdu_iface
["port-security-enabled"] = icp
[
910 "port-security-enabled"
913 if "port-security-disable-strategy" in icp
:
914 vdu_iface
["port-security-disable-strategy"] = icp
[
915 "port-security-disable-strategy"
918 for ext_cp
in vnfd
.get("ext-cpd", ()):
919 if not ext_cp
.get("int-cpd"):
921 if ext_cp
["int-cpd"].get("vdu-id") != vdu
["id"]:
923 if icp
["id"] == ext_cp
["int-cpd"].get("cpd"):
924 vdu_iface
["external-connection-point-ref"] = ext_cp
.get(
928 if "port-security-enabled" in ext_cp
:
929 vdu_iface
["port-security-enabled"] = ext_cp
[
930 "port-security-enabled"
933 if "port-security-disable-strategy" in ext_cp
:
934 vdu_iface
["port-security-disable-strategy"] = ext_cp
[
935 "port-security-disable-strategy"
942 and vdu_iface
.get("external-connection-point-ref")
945 vdu_iface
["mgmt-vnf"] = True
946 vdu_iface
["mgmt-interface"] = True
948 for ecp
in vdu_mgmt_cp
:
949 if vdu_iface
.get("external-connection-point-ref") == ecp
:
950 vdu_iface
["mgmt-interface"] = True
952 if iface
.get("virtual-interface"):
953 vdu_iface
.update(deepcopy(iface
["virtual-interface"]))
955 # look for network where this interface is connected
956 iface_ext_cp
= vdu_iface
.get("external-connection-point-ref")
958 # TODO: Change for multiple df support
959 for df
in get_iterable(nsd
.get("df")):
960 for vnf_profile
in get_iterable(df
.get("vnf-profile")):
961 for vlc_index
, vlc
in enumerate(
963 vnf_profile
.get("virtual-link-connectivity")
966 for cpd
in get_iterable(
967 vlc
.get("constituent-cpd-id")
970 cpd
.get("constituent-cpd-id")
973 vdu_iface
["ns-vld-id"] = vlc
.get(
974 "virtual-link-profile-id"
976 # if iface type is SRIOV or PASSTHROUGH, set pci-interfaces flag to True
977 if vdu_iface
.get("type") in (
981 nsr_descriptor
["vld"][vlc_index
][
985 elif vdu_iface
.get("internal-connection-point-ref"):
986 vdu_iface
["vnf-vld-id"] = icp
.get("int-virtual-link-desc")
987 # TODO: store fixed IP address in the record (if it exists in the ICP)
988 # if iface type is SRIOV or PASSTHROUGH, set pci-interfaces flag to True
989 if vdu_iface
.get("type") in ("SR-IOV", "PCI-PASSTHROUGH"):
990 ivld_index
= utils
.find_index_in_list(
991 vnfd
.get("int-virtual-link-desc", ()),
992 lambda ivld
: ivld
["id"]
993 == icp
.get("int-virtual-link-desc"),
995 vnfr_descriptor
["vld"][ivld_index
]["pci-interfaces"] = True
997 vdur
["interfaces"].append(vdu_iface
)
999 if vdu
.get("sw-image-desc"):
1000 sw_image
= utils
.find_in_list(
1001 vnfd
.get("sw-image-desc", ()),
1002 lambda image
: image
["id"] == vdu
.get("sw-image-desc"),
1004 nsr_sw_image_data
= utils
.find_in_list(
1005 nsr_descriptor
["image"],
1006 lambda nsr_image
: (nsr_image
.get("image") == sw_image
.get("image")),
1008 vdur
["ns-image-id"] = nsr_sw_image_data
["id"]
1010 if vdu
.get("alternative-sw-image-desc"):
1012 for alt_image_id
in vdu
.get("alternative-sw-image-desc", ()):
1013 sw_image
= utils
.find_in_list(
1014 vnfd
.get("sw-image-desc", ()),
1015 lambda image
: image
["id"] == alt_image_id
,
1017 nsr_sw_image_data
= utils
.find_in_list(
1018 nsr_descriptor
["image"],
1020 nsr_image
.get("image") == sw_image
.get("image")
1023 alt_image_ids
.append(nsr_sw_image_data
["id"])
1024 vdur
["alt-image-ids"] = alt_image_ids
1026 flavor_data_name
= vdu
["id"][:56] + "-flv"
1027 nsr_flavor_desc
= utils
.find_in_list(
1028 nsr_descriptor
["flavor"],
1029 lambda flavor
: flavor
["name"] == flavor_data_name
,
1033 vdur
["ns-flavor-id"] = nsr_flavor_desc
["id"]
1035 # Adding Affinity groups information to vdur
1037 vdu_profile_affinity_group
= utils
.find_in_list(
1038 vnfd
.get("df")[0]["vdu-profile"],
1039 lambda a_vdu
: a_vdu
["id"] == vdu
["id"],
1042 vdu_profile_affinity_group
= None
1044 if vdu_profile_affinity_group
:
1045 affinity_group_ids
= []
1046 for affinity_group
in vdu_profile_affinity_group
.get(
1047 "affinity-or-anti-affinity-group", ()
1049 vdu_affinity_group
= utils
.find_in_list(
1050 vdu_profile_affinity_group
.get(
1051 "affinity-or-anti-affinity-group", ()
1053 lambda ag_fp
: ag_fp
["id"] == affinity_group
["id"],
1055 nsr_affinity_group
= utils
.find_in_list(
1056 nsr_descriptor
["affinity-or-anti-affinity-group"],
1058 nsr_ag
.get("ag-id") == vdu_affinity_group
.get("id")
1059 and nsr_ag
.get("member-vnf-index")
1060 == vnfr_descriptor
.get("member-vnf-index-ref")
1063 # Update Affinity Group VIM name if VDU instantiation parameter is present
1064 if vnf_params
and vnf_params
.get("affinity-or-anti-affinity-group"):
1065 vnf_params_affinity_group
= utils
.find_in_list(
1066 vnf_params
["affinity-or-anti-affinity-group"],
1068 vnfp_ag
.get("id") == vdu_affinity_group
.get("id")
1071 if vnf_params_affinity_group
.get("vim-affinity-group-id"):
1073 "vim-affinity-group-id"
1074 ] = vnf_params_affinity_group
["vim-affinity-group-id"]
1075 affinity_group_ids
.append(nsr_affinity_group
["id"])
1076 vdur
["affinity-or-anti-affinity-group-id"] = affinity_group_ids
1078 if vdu_instantiation_level
:
1079 count
= vdu_instantiation_level
.get("number-of-instances")
1083 for index
in range(0, count
):
1084 vdur
= deepcopy(vdur
)
1085 for iface
in vdur
["interfaces"]:
1086 if iface
.get("ip-address") and index
!= 0:
1087 iface
["ip-address"] = increment_ip_mac(iface
["ip-address"])
1088 if iface
.get("mac-address") and index
!= 0:
1089 iface
["mac-address"] = increment_ip_mac(iface
["mac-address"])
1091 vdur
["_id"] = str(uuid4())
1092 vdur
["id"] = vdur
["_id"]
1093 vdur
["count-index"] = index
1094 vnfr_descriptor
["vdur"].append(vdur
)
1096 return vnfr_descriptor
1098 def vca_status_refresh(self
, session
, ns_instance_content
, filter_q
):
1100 vcaStatus in ns_instance_content maybe stale, check if it is stale and create lcm op
1101 to refresh vca status by sending message to LCM when it is stale. Ignore otherwise.
1102 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1103 :param ns_instance_content: ns instance content
1104 :param filter_q: dict: query parameter containing vcaStatus-refresh as true or false
1107 time_now
, time_delta
= time(), time() - ns_instance_content
["_admin"]["modified"]
1108 force_refresh
= isinstance(filter_q
, dict) and filter_q
.get('vcaStatusRefresh') == 'true'
1109 threshold_reached
= time_delta
> 120
1110 if force_refresh
or threshold_reached
:
1111 operation
, _id
= "vca_status_refresh", ns_instance_content
["_id"]
1112 ns_instance_content
["_admin"]["modified"] = time_now
1113 self
.db
.set_one(self
.topic
, {"_id": _id
}, ns_instance_content
)
1114 nslcmop_desc
= NsLcmOpTopic
._create
_nslcmop
(_id
, operation
, None)
1115 self
.format_on_new(nslcmop_desc
, session
["project_id"], make_public
=session
["public"])
1116 nslcmop_desc
["_admin"].pop("nsState")
1117 self
.msg
.write("ns", operation
, nslcmop_desc
)
1120 def show(self
, session
, _id
, filter_q
=None, api_req
=False):
1122 Get complete information on an ns instance.
1123 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1124 :param _id: string, ns instance id
1125 :param filter_q: dict: query parameter containing vcaStatusRefresh as true or false
1126 :param api_req: True if this call is serving an external API request. False if serving internal request.
1127 :return: dictionary, raise exception if not found.
1129 ns_instance_content
= super().show(session
, _id
, api_req
)
1130 self
.vca_status_refresh(session
, ns_instance_content
, filter_q
)
1131 return ns_instance_content
1133 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
1134 raise EngineException(
1135 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
1139 class VnfrTopic(BaseTopic
):
1143 def __init__(self
, db
, fs
, msg
, auth
):
1144 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
1146 def delete(self
, session
, _id
, dry_run
=False, not_send_msg
=None):
1147 raise EngineException(
1148 "Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
1151 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
1152 raise EngineException(
1153 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
1156 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
1157 # Not used because vnfrs are created and deleted by NsrTopic class directly
1158 raise EngineException(
1159 "Method new called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
1163 class NsLcmOpTopic(BaseTopic
):
1166 operation_schema
= { # mapping between operation and jsonschema to validate
1167 "instantiate": ns_instantiate
,
1168 "action": ns_action
,
1169 "update": ns_update
,
1172 "terminate": ns_terminate
,
1173 "migrate": ns_migrate
,
1174 "verticalscale": ns_verticalscale
,
1177 def __init__(self
, db
, fs
, msg
, auth
):
1178 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
1179 self
.nsrtopic
= NsrTopic(db
, fs
, msg
, auth
)
1181 def _check_ns_operation(self
, session
, nsr
, operation
, indata
):
1183 Check that user has enter right parameters for the operation
1184 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1185 :param operation: it can be: instantiate, terminate, action, update, heal
1186 :param indata: descriptor with the parameters of the operation
1189 if operation
== "action":
1190 self
._check
_action
_ns
_operation
(indata
, nsr
)
1191 elif operation
== "scale":
1192 self
._check
_scale
_ns
_operation
(indata
, nsr
)
1193 elif operation
== "update":
1194 self
._check
_update
_ns
_operation
(indata
, nsr
)
1195 elif operation
== "heal":
1196 self
._check
_heal
_ns
_operation
(indata
, nsr
)
1197 elif operation
== "instantiate":
1198 self
._check
_instantiate
_ns
_operation
(indata
, nsr
, session
)
1200 def _check_action_ns_operation(self
, indata
, nsr
):
1202 # check vnf_member_index
1203 if indata
.get("vnf_member_index"):
1204 indata
["member_vnf_index"] = indata
.pop(
1206 ) # for backward compatibility
1207 if indata
.get("member_vnf_index"):
1208 vnfd
= self
._get
_vnfd
_from
_vnf
_member
_index
(
1209 indata
["member_vnf_index"], nsr
["_id"]
1212 configs
= vnfd
.get("df")[0]["lcm-operations-configuration"][
1213 "operate-vnf-op-config"
1218 if indata
.get("vdu_id"):
1219 self
._check
_valid
_vdu
(vnfd
, indata
["vdu_id"])
1220 descriptor_configuration
= utils
.find_in_list(
1221 configs
, lambda config
: config
["id"] == indata
["vdu_id"]
1223 elif indata
.get("kdu_name"):
1224 self
._check
_valid
_kdu
(vnfd
, indata
["kdu_name"])
1225 descriptor_configuration
= utils
.find_in_list(
1226 configs
, lambda config
: config
["id"] == indata
.get("kdu_name")
1229 descriptor_configuration
= utils
.find_in_list(
1230 configs
, lambda config
: config
["id"] == vnfd
["id"]
1232 if descriptor_configuration
is not None:
1233 descriptor_configuration
= descriptor_configuration
.get(
1237 descriptor_configuration
= nsd
.get("ns-configuration", {}).get(
1241 # For k8s allows default primitives without validating the parameters
1242 if indata
.get("kdu_name") and indata
["primitive"] in (
1249 # TODO should be checked that rollback only can contains revsision_numbe????
1250 if not indata
.get("member_vnf_index"):
1251 raise EngineException(
1252 "Missing action parameter 'member_vnf_index' for default KDU primitive '{}'".format(
1257 # if not, check primitive
1258 for config_primitive
in get_iterable(descriptor_configuration
):
1259 if indata
["primitive"] == config_primitive
["name"]:
1260 # check needed primitive_params are provided
1261 if indata
.get("primitive_params"):
1262 in_primitive_params_copy
= copy(indata
["primitive_params"])
1264 in_primitive_params_copy
= {}
1265 for paramd
in get_iterable(config_primitive
.get("parameter")):
1266 if paramd
["name"] in in_primitive_params_copy
:
1267 del in_primitive_params_copy
[paramd
["name"]]
1268 elif not paramd
.get("default-value"):
1269 raise EngineException(
1270 "Needed parameter {} not provided for primitive '{}'".format(
1271 paramd
["name"], indata
["primitive"]
1274 # check no extra primitive params are provided
1275 if in_primitive_params_copy
:
1276 raise EngineException(
1277 "parameter/s '{}' not present at vnfd /nsd for primitive '{}'".format(
1278 list(in_primitive_params_copy
.keys()), indata
["primitive"]
1283 raise EngineException(
1284 "Invalid primitive '{}' is not present at vnfd/nsd".format(
1289 def _check_update_ns_operation(self
, indata
, nsr
) -> None:
1290 """Validates the ns-update request according to updateType
1292 If updateType is CHANGE_VNFPKG:
1293 - it checks the vnfInstanceId, whether it's available under ns instance
1294 - it checks the vnfdId whether it matches with the vnfd-id in the vnf-record of specified VNF.
1295 Otherwise exception will be raised.
1296 If updateType is REMOVE_VNF:
1297 - it checks if the vnfInstanceId is available in the ns instance
1298 - Otherwise exception will be raised.
1301 indata: includes updateType such as CHANGE_VNFPKG,
1302 nsr: network service record
1306 a meaningful error if given update parameters are not proper such as
1307 "Error in validating ns-update request: <ID> does not match
1308 with the vnfd-id of vnfinstance
1309 http_code=HTTPStatus.UNPROCESSABLE_ENTITY"
1313 if indata
["updateType"] == "CHANGE_VNFPKG":
1314 # vnfInstanceId, nsInstanceId, vnfdId are mandatory
1315 vnf_instance_id
= indata
["changeVnfPackageData"]["vnfInstanceId"]
1316 ns_instance_id
= indata
["nsInstanceId"]
1317 vnfd_id_2update
= indata
["changeVnfPackageData"]["vnfdId"]
1319 if vnf_instance_id
not in nsr
["constituent-vnfr-ref"]:
1321 raise EngineException(
1322 f
"Error in validating ns-update request: vnf {vnf_instance_id} does not "
1323 f
"belong to NS {ns_instance_id}",
1324 http_code
=HTTPStatus
.UNPROCESSABLE_ENTITY
,
1327 # Getting vnfrs through the ns_instance_id
1328 vnfrs
= self
.db
.get_list("vnfrs", {"nsr-id-ref": ns_instance_id
})
1329 constituent_vnfd_id
= next(
1333 if vnfr
["id"] == vnf_instance_id
1338 # Check the given vnfd-id belongs to given vnf instance
1339 if constituent_vnfd_id
and (vnfd_id_2update
!= constituent_vnfd_id
):
1341 raise EngineException(
1342 f
"Error in validating ns-update request: vnfd-id {vnfd_id_2update} does not "
1343 f
"match with the vnfd-id: {constituent_vnfd_id} of VNF instance: {vnf_instance_id}",
1344 http_code
=HTTPStatus
.UNPROCESSABLE_ENTITY
,
1347 # Validating the ns update timeout
1349 indata
.get("timeout_ns_update")
1350 and indata
["timeout_ns_update"] < 300
1352 raise EngineException(
1353 "Error in validating ns-update request: {} second is not enough "
1354 "to upgrade the VNF instance: {}".format(
1355 indata
["timeout_ns_update"], vnf_instance_id
1357 http_code
=HTTPStatus
.UNPROCESSABLE_ENTITY
,
1359 elif indata
["updateType"] == "REMOVE_VNF":
1360 vnf_instance_id
= indata
["removeVnfInstanceId"]
1361 ns_instance_id
= indata
["nsInstanceId"]
1362 if vnf_instance_id
not in nsr
["constituent-vnfr-ref"]:
1363 raise EngineException(
1364 "Invalid VNF Instance Id. '{}' is not "
1365 "present in the NS '{}'".format(vnf_instance_id
, ns_instance_id
)
1376 "Ns update request could not be processed with error: {}.".format(e
)
1379 def _check_scale_ns_operation(self
, indata
, nsr
):
1380 vnfd
= self
._get
_vnfd
_from
_vnf
_member
_index
(
1381 indata
["scaleVnfData"]["scaleByStepData"]["member-vnf-index"], nsr
["_id"]
1383 for scaling_aspect
in get_iterable(vnfd
.get("df", ())[0]["scaling-aspect"]):
1385 indata
["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"]
1386 == scaling_aspect
["id"]
1390 raise EngineException(
1391 "Invalid scaleVnfData:scaleByStepData:scaling-group-descriptor '{}' is not "
1392 "present at vnfd:scaling-aspect".format(
1393 indata
["scaleVnfData"]["scaleByStepData"][
1394 "scaling-group-descriptor"
1399 def _check_heal_ns_operation(self
, indata
, nsr
):
1402 def _check_instantiate_ns_operation(self
, indata
, nsr
, session
):
1403 vnf_member_index_to_vnfd
= {} # map between vnf_member_index to vnf descriptor.
1407 self
._check
_valid
_vim
_account
(indata
["vimAccountId"], vim_accounts
, session
)
1408 self
._check
_valid
_wim
_account
(indata
.get("wimAccountId"), wim_accounts
, session
)
1409 for in_vnf
in get_iterable(indata
.get("vnf")):
1410 member_vnf_index
= in_vnf
["member-vnf-index"]
1411 if vnf_member_index_to_vnfd
.get(member_vnf_index
):
1412 vnfd
= vnf_member_index_to_vnfd
[member_vnf_index
]
1414 vnfd
= self
._get
_vnfd
_from
_vnf
_member
_index
(
1415 member_vnf_index
, nsr
["_id"]
1417 vnf_member_index_to_vnfd
[
1419 ] = vnfd
# add to cache, avoiding a later look for
1420 self
._check
_vnf
_instantiation
_params
(in_vnf
, vnfd
)
1421 if in_vnf
.get("vimAccountId"):
1422 self
._check
_valid
_vim
_account
(
1423 in_vnf
["vimAccountId"], vim_accounts
, session
1426 for in_vld
in get_iterable(indata
.get("vld")):
1427 self
._check
_valid
_wim
_account
(
1428 in_vld
.get("wimAccountId"), wim_accounts
, session
1430 for vldd
in get_iterable(nsd
.get("virtual-link-desc")):
1431 if in_vld
["name"] == vldd
["id"]:
1434 raise EngineException(
1435 "Invalid parameter vld:name='{}' is not present at nsd:vld".format(
1440 def _get_vnfd_from_vnf_member_index(self
, member_vnf_index
, nsr_id
):
1441 # Obtain vnf descriptor. The vnfr is used to get the vnfd._id used for this member_vnf_index
1442 vnfr
= self
.db
.get_one(
1444 {"nsr-id-ref": nsr_id
, "member-vnf-index-ref": member_vnf_index
},
1445 fail_on_empty
=False,
1448 raise EngineException(
1449 "Invalid parameter member_vnf_index='{}' is not one of the "
1450 "nsd:constituent-vnfd".format(member_vnf_index
)
1453 ## Backwards compatibility: if there is no revision, get it from the one and only VNFD entry
1454 if "revision" in vnfr
:
1455 vnfd_revision
= vnfr
["vnfd-id"] + ":" + str(vnfr
["revision"])
1456 vnfd
= self
.db
.get_one("vnfds_revisions", {"_id": vnfd_revision
}, fail_on_empty
=False)
1458 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfr
["vnfd-id"]}, fail_on_empty
=False)
1461 raise EngineException(
1462 "vnfd id={} has been deleted!. Operation cannot be performed".format(
1468 def _check_valid_vdu(self
, vnfd
, vdu_id
):
1469 for vdud
in get_iterable(vnfd
.get("vdu")):
1470 if vdud
["id"] == vdu_id
:
1473 raise EngineException(
1474 "Invalid parameter vdu_id='{}' not present at vnfd:vdu:id".format(
1479 def _check_valid_kdu(self
, vnfd
, kdu_name
):
1480 for kdud
in get_iterable(vnfd
.get("kdu")):
1481 if kdud
["name"] == kdu_name
:
1484 raise EngineException(
1485 "Invalid parameter kdu_name='{}' not present at vnfd:kdu:name".format(
1490 def _check_vnf_instantiation_params(self
, in_vnf
, vnfd
):
1491 for in_vdu
in get_iterable(in_vnf
.get("vdu")):
1492 for vdu
in get_iterable(vnfd
.get("vdu")):
1493 if in_vdu
["id"] == vdu
["id"]:
1494 for volume
in get_iterable(in_vdu
.get("volume")):
1495 for volumed
in get_iterable(vdu
.get("virtual-storage-desc")):
1496 if volumed
== volume
["name"]:
1499 raise EngineException(
1500 "Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}']:"
1501 "volume:name='{}' is not present at "
1502 "vnfd:vdu:virtual-storage-desc list".format(
1503 in_vnf
["member-vnf-index"],
1509 vdu_if_names
= set()
1510 for cpd
in get_iterable(vdu
.get("int-cpd")):
1511 for iface
in get_iterable(
1512 cpd
.get("virtual-network-interface-requirement")
1514 vdu_if_names
.add(iface
.get("name"))
1516 for in_iface
in get_iterable(in_vdu
.get("interface")):
1517 if in_iface
["name"] in vdu_if_names
:
1520 raise EngineException(
1521 "Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}']:"
1522 "int-cpd[id='{}'] is not present at vnfd:vdu:int-cpd".format(
1523 in_vnf
["member-vnf-index"],
1531 raise EngineException(
1532 "Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}'] is not present "
1533 "at vnfd:vdu".format(in_vnf
["member-vnf-index"], in_vdu
["id"])
1537 ivld
.get("id"): set()
1538 for ivld
in get_iterable(vnfd
.get("int-virtual-link-desc"))
1540 for vdu
in get_iterable(vnfd
.get("vdu")):
1541 for cpd
in get_iterable(vnfd
.get("int-cpd")):
1542 if cpd
.get("int-virtual-link-desc"):
1543 vnfd_ivlds_cpds
[cpd
.get("int-virtual-link-desc")] = cpd
.get("id")
1545 for in_ivld
in get_iterable(in_vnf
.get("internal-vld")):
1546 if in_ivld
.get("name") in vnfd_ivlds_cpds
:
1547 for in_icp
in get_iterable(in_ivld
.get("internal-connection-point")):
1548 if in_icp
["id-ref"] in vnfd_ivlds_cpds
[in_ivld
.get("name")]:
1551 raise EngineException(
1552 "Invalid parameter vnf[member-vnf-index='{}']:internal-vld[name"
1553 "='{}']:internal-connection-point[id-ref:'{}'] is not present at "
1554 "vnfd:internal-vld:name/id:internal-connection-point".format(
1555 in_vnf
["member-vnf-index"],
1561 raise EngineException(
1562 "Invalid parameter vnf[member-vnf-index='{}']:internal-vld:name='{}'"
1563 " is not present at vnfd '{}'".format(
1564 in_vnf
["member-vnf-index"], in_ivld
["name"], vnfd
["id"]
1568 def _check_valid_vim_account(self
, vim_account
, vim_accounts
, session
):
1569 if vim_account
in vim_accounts
:
1572 db_filter
= self
._get
_project
_filter
(session
)
1573 db_filter
["_id"] = vim_account
1574 self
.db
.get_one("vim_accounts", db_filter
)
1576 raise EngineException(
1577 "Invalid vimAccountId='{}' not present for the project".format(
1581 vim_accounts
.append(vim_account
)
1583 def _get_vim_account(self
, vim_id
: str, session
):
1585 db_filter
= self
._get
_project
_filter
(session
)
1586 db_filter
["_id"] = vim_id
1587 return self
.db
.get_one("vim_accounts", db_filter
)
1589 raise EngineException(
1590 "Invalid vimAccountId='{}' not present for the project".format(
1595 def _check_valid_wim_account(self
, wim_account
, wim_accounts
, session
):
1596 if not isinstance(wim_account
, str):
1598 if wim_account
in wim_accounts
:
1601 db_filter
= self
._get
_project
_filter
(session
, write
=False, show_all
=True)
1602 db_filter
["_id"] = wim_account
1603 self
.db
.get_one("wim_accounts", db_filter
)
1605 raise EngineException(
1606 "Invalid wimAccountId='{}' not present for the project".format(
1610 wim_accounts
.append(wim_account
)
1613 self
, session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
1616 Look for a free PDU in the catalog matching vdur type and interfaces. Fills vnfr.vdur with the interface
1617 (ip_address, ...) information.
1618 Modifies PDU _admin.usageState to 'IN_USE'
1619 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1620 :param rollback: list with the database modifications to rollback if needed
1621 :param vnfr: vnfr to be updated. It is modified with pdu interface info if pdu is found
1622 :param vim_account: vim_account where this vnfr should be deployed
1623 :param vnfr_update: dictionary filled by this method with changes to be done at database vnfr
1624 :param vnfr_update_rollback: dictionary filled by this method with original content of vnfr in case a rollback
1625 of the changed vnfr is needed
1627 :return: List of PDU interfaces that are connected to an existing VIM network. Each item contains:
1628 "vim-network-name": used at VIM
1629 "name": interface name
1630 "vnf-vld-id": internal VNFD vld where this interface is connected, or
1631 "ns-vld-id": NSD vld where this interface is connected.
1632 NOTE: One, and only one between 'vnf-vld-id' and 'ns-vld-id' contains a value. The other will be None
1635 ifaces_forcing_vim_network
= []
1636 for vdur_index
, vdur
in enumerate(get_iterable(vnfr
.get("vdur"))):
1637 if not vdur
.get("pdu-type"):
1639 pdu_type
= vdur
.get("pdu-type")
1640 pdu_filter
= self
._get
_project
_filter
(session
)
1641 pdu_filter
["vim_accounts"] = vim_account
1642 pdu_filter
["type"] = pdu_type
1643 pdu_filter
["_admin.operationalState"] = "ENABLED"
1644 pdu_filter
["_admin.usageState"] = "NOT_IN_USE"
1645 # TODO feature 1417: "shared": True,
1647 available_pdus
= self
.db
.get_list("pdus", pdu_filter
)
1648 for pdu
in available_pdus
:
1649 # step 1 check if this pdu contains needed interfaces:
1650 match_interfaces
= True
1651 for vdur_interface
in vdur
["interfaces"]:
1652 for pdu_interface
in pdu
["interfaces"]:
1653 if pdu_interface
["name"] == vdur_interface
["name"]:
1654 # TODO feature 1417: match per mgmt type
1656 else: # no interface found for name
1657 match_interfaces
= False
1659 if match_interfaces
:
1662 raise EngineException(
1663 "No PDU of type={} at vim_account={} found for member_vnf_index={}, vdu={} matching interface "
1667 vnfr
["member-vnf-index-ref"],
1672 # step 2. Update pdu
1674 "_admin.usageState": pdu
["_admin"]["usageState"],
1675 "_admin.usage.vnfr_id": None,
1676 "_admin.usage.nsr_id": None,
1677 "_admin.usage.vdur": None,
1681 {"_id": pdu
["_id"]},
1683 "_admin.usageState": "IN_USE",
1685 "vnfr_id": vnfr
["_id"],
1686 "nsr_id": vnfr
["nsr-id-ref"],
1687 "vdur": vdur
["vdu-id-ref"],
1696 "content": rollback_pdu
,
1700 # step 3. Fill vnfr info by filling vdur
1701 vdu_text
= "vdur.{}".format(vdur_index
)
1702 vnfr_update_rollback
[vdu_text
+ ".pdu-id"] = None
1703 vnfr_update
[vdu_text
+ ".pdu-id"] = pdu
["_id"]
1704 for iface_index
, vdur_interface
in enumerate(vdur
["interfaces"]):
1705 for pdu_interface
in pdu
["interfaces"]:
1706 if pdu_interface
["name"] == vdur_interface
["name"]:
1707 iface_text
= vdu_text
+ ".interfaces.{}".format(iface_index
)
1708 for k
, v
in pdu_interface
.items():
1712 ): # TODO: switch-xxxxx must be inserted
1713 vnfr_update
[iface_text
+ ".{}".format(k
)] = v
1714 vnfr_update_rollback
[
1715 iface_text
+ ".{}".format(k
)
1716 ] = vdur_interface
.get(v
)
1717 if pdu_interface
.get("ip-address"):
1718 if vdur_interface
.get(
1720 ) or vdur_interface
.get("mgmt-vnf"):
1721 vnfr_update_rollback
[
1722 vdu_text
+ ".ip-address"
1723 ] = vdur
.get("ip-address")
1724 vnfr_update
[vdu_text
+ ".ip-address"] = pdu_interface
[
1727 if vdur_interface
.get("mgmt-vnf"):
1728 vnfr_update_rollback
["ip-address"] = vnfr
.get(
1731 vnfr_update
["ip-address"] = pdu_interface
["ip-address"]
1732 vnfr_update
[vdu_text
+ ".ip-address"] = pdu_interface
[
1735 if pdu_interface
.get("vim-network-name") or pdu_interface
.get(
1738 ifaces_forcing_vim_network
.append(
1740 "name": vdur_interface
.get("vnf-vld-id")
1741 or vdur_interface
.get("ns-vld-id"),
1742 "vnf-vld-id": vdur_interface
.get("vnf-vld-id"),
1743 "ns-vld-id": vdur_interface
.get("ns-vld-id"),
1746 if pdu_interface
.get("vim-network-id"):
1747 ifaces_forcing_vim_network
[-1][
1749 ] = pdu_interface
["vim-network-id"]
1750 if pdu_interface
.get("vim-network-name"):
1751 ifaces_forcing_vim_network
[-1][
1753 ] = pdu_interface
["vim-network-name"]
1756 return ifaces_forcing_vim_network
1758 def _look_for_k8scluster(
1759 self
, session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
1762 Look for an available k8scluster for all the kuds in the vnfd matching version and cni requirements.
1763 Fills vnfr.kdur with the selected k8scluster
1765 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1766 :param rollback: list with the database modifications to rollback if needed
1767 :param vnfr: vnfr to be updated. It is modified with pdu interface info if pdu is found
1768 :param vim_account: vim_account where this vnfr should be deployed
1769 :param vnfr_update: dictionary filled by this method with changes to be done at database vnfr
1770 :param vnfr_update_rollback: dictionary filled by this method with original content of vnfr in case a rollback
1771 of the changed vnfr is needed
1773 :return: List of KDU interfaces that are connected to an existing VIM network. Each item contains:
1774 "vim-network-name": used at VIM
1775 "name": interface name
1776 "vnf-vld-id": internal VNFD vld where this interface is connected, or
1777 "ns-vld-id": NSD vld where this interface is connected.
1778 NOTE: One, and only one between 'vnf-vld-id' and 'ns-vld-id' contains a value. The other will be None
1781 ifaces_forcing_vim_network
= []
1782 if not vnfr
.get("kdur"):
1783 return ifaces_forcing_vim_network
1785 kdu_filter
= self
._get
_project
_filter
(session
)
1786 kdu_filter
["vim_account"] = vim_account
1787 # TODO kdu_filter["_admin.operationalState"] = "ENABLED"
1788 available_k8sclusters
= self
.db
.get_list("k8sclusters", kdu_filter
)
1790 k8s_requirements
= {} # just for logging
1791 for k8scluster
in available_k8sclusters
:
1792 if not vnfr
.get("k8s-cluster"):
1795 if vnfr
["k8s-cluster"].get("cni"):
1796 k8s_requirements
["cni"] = vnfr
["k8s-cluster"]["cni"]
1797 if not set(vnfr
["k8s-cluster"]["cni"]).intersection(
1798 k8scluster
.get("cni", ())
1801 # restrict by version
1802 if vnfr
["k8s-cluster"].get("version"):
1803 k8s_requirements
["version"] = vnfr
["k8s-cluster"]["version"]
1804 if k8scluster
.get("k8s_version") not in vnfr
["k8s-cluster"]["version"]:
1806 # restrict by number of networks
1807 if vnfr
["k8s-cluster"].get("nets"):
1808 k8s_requirements
["networks"] = len(vnfr
["k8s-cluster"]["nets"])
1809 if not k8scluster
.get("nets") or len(k8scluster
["nets"]) < len(
1810 vnfr
["k8s-cluster"]["nets"]
1815 raise EngineException(
1816 "No k8scluster with requirements='{}' at vim_account={} found for member_vnf_index={}".format(
1817 k8s_requirements
, vim_account
, vnfr
["member-vnf-index-ref"]
1821 for kdur_index
, kdur
in enumerate(get_iterable(vnfr
.get("kdur"))):
1822 # step 3. Fill vnfr info by filling kdur
1823 kdu_text
= "kdur.{}.".format(kdur_index
)
1824 vnfr_update_rollback
[kdu_text
+ "k8s-cluster.id"] = None
1825 vnfr_update
[kdu_text
+ "k8s-cluster.id"] = k8scluster
["_id"]
1827 # step 4. Check VIM networks that forces the selected k8s_cluster
1828 if vnfr
.get("k8s-cluster") and vnfr
["k8s-cluster"].get("nets"):
1829 k8scluster_net_list
= list(k8scluster
.get("nets").keys())
1830 for net_index
, kdur_net
in enumerate(vnfr
["k8s-cluster"]["nets"]):
1831 # get a network from k8s_cluster nets. If name matches use this, if not use other
1832 if kdur_net
["id"] in k8scluster_net_list
: # name matches
1833 vim_net
= k8scluster
["nets"][kdur_net
["id"]]
1834 k8scluster_net_list
.remove(kdur_net
["id"])
1836 vim_net
= k8scluster
["nets"][k8scluster_net_list
[0]]
1837 k8scluster_net_list
.pop(0)
1838 vnfr_update_rollback
[
1839 "k8s-cluster.nets.{}.vim_net".format(net_index
)
1841 vnfr_update
["k8s-cluster.nets.{}.vim_net".format(net_index
)] = vim_net
1843 kdur_net
.get("vnf-vld-id") or kdur_net
.get("ns-vld-id")
1845 ifaces_forcing_vim_network
.append(
1847 "name": kdur_net
.get("vnf-vld-id")
1848 or kdur_net
.get("ns-vld-id"),
1849 "vnf-vld-id": kdur_net
.get("vnf-vld-id"),
1850 "ns-vld-id": kdur_net
.get("ns-vld-id"),
1851 "vim-network-name": vim_net
, # TODO can it be vim-network-id ???
1854 # TODO check that this forcing is not incompatible with other forcing
1855 return ifaces_forcing_vim_network
1857 def _update_vnfrs_from_nsd(self
, nsr
):
1862 step
= "Getting vnf_profiles from nsd"
1863 vnf_profiles
= nsd
.get("df", [{}])[0].get("vnf-profile", ())
1864 vld_fixed_ip_connection_point_data
= {}
1866 step
= "Getting ip-address info from vnf_profile if it exists"
1867 for vnfp
in vnf_profiles
:
1868 # Checking ip-address info from nsd.vnf_profile and storing
1869 for vlc
in vnfp
.get("virtual-link-connectivity", ()):
1870 for cpd
in vlc
.get("constituent-cpd-id", ()):
1871 if cpd
.get("ip-address"):
1872 step
= "Storing ip-address info"
1873 vld_fixed_ip_connection_point_data
.update({vlc
.get("virtual-link-profile-id") + '.' + cpd
.get("constituent-base-element-id"): {
1874 "vnfd-connection-point-ref": cpd
.get(
1875 "constituent-cpd-id"),
1876 "ip-address": cpd
.get(
1879 # Inserting ip address to vnfr
1880 if len(vld_fixed_ip_connection_point_data
) > 0:
1881 step
= "Getting vnfrs"
1882 vnfrs
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
1883 for item
in vld_fixed_ip_connection_point_data
.keys():
1884 step
= "Filtering vnfrs"
1885 vnfr
= next(filter(lambda vnfr
: vnfr
["member-vnf-index-ref"] == item
.split('.')[1], vnfrs
), None)
1888 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
1889 for iface_index
, iface
in enumerate(vdur
["interfaces"]):
1890 step
= "Looking for matched interface"
1892 iface
.get("external-connection-point-ref")
1893 == vld_fixed_ip_connection_point_data
[item
].get("vnfd-connection-point-ref") and
1894 iface
.get("ns-vld-id") == item
.split('.')[0]
1897 vnfr_update_text
= "vdur.{}.interfaces.{}".format(
1898 vdur_index
, iface_index
1900 step
= "Storing info in order to update vnfr"
1902 vnfr_update_text
+ ".ip-address"
1903 ] = increment_ip_mac(
1904 vld_fixed_ip_connection_point_data
[item
].get("ip-address"),
1905 vdur
.get("count-index", 0), )
1906 vnfr_update
[vnfr_update_text
+ ".fixed-ip"] = True
1908 step
= "updating vnfr at database"
1909 self
.db
.set_one("vnfrs", {"_id": vnfr
["_id"]}, vnfr_update
)
1917 raise type(e
)("{} while '{}'".format(e
, step
), http_code
=e
.http_code
)
1919 def _update_vnfrs(self
, session
, rollback
, nsr
, indata
):
1922 vnfrs
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
1926 vnfr_update_rollback
= {}
1927 member_vnf_index
= vnfr
["member-vnf-index-ref"]
1928 # update vim-account-id
1930 vim_account
= indata
["vimAccountId"]
1931 vca_id
= self
._get
_vim
_account
(vim_account
, session
).get("vca")
1932 # check instantiate parameters
1933 for vnf_inst_params
in get_iterable(indata
.get("vnf")):
1934 if vnf_inst_params
["member-vnf-index"] != member_vnf_index
:
1936 if vnf_inst_params
.get("vimAccountId"):
1937 vim_account
= vnf_inst_params
.get("vimAccountId")
1938 vca_id
= self
._get
_vim
_account
(vim_account
, session
).get("vca")
1940 # get vnf.vdu.interface instantiation params to update vnfr.vdur.interfaces ip, mac
1941 for vdu_inst_param
in get_iterable(vnf_inst_params
.get("vdu")):
1942 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
1943 if vdu_inst_param
["id"] != vdur
["vdu-id-ref"]:
1945 for iface_inst_param
in get_iterable(
1946 vdu_inst_param
.get("interface")
1948 iface_index
, _
= next(
1950 for i
in enumerate(vdur
["interfaces"])
1951 if i
[1]["name"] == iface_inst_param
["name"]
1953 vnfr_update_text
= "vdur.{}.interfaces.{}".format(
1954 vdur_index
, iface_index
1956 if iface_inst_param
.get("ip-address"):
1958 vnfr_update_text
+ ".ip-address"
1959 ] = increment_ip_mac(
1960 iface_inst_param
.get("ip-address"),
1961 vdur
.get("count-index", 0),
1963 vnfr_update
[vnfr_update_text
+ ".fixed-ip"] = True
1964 if iface_inst_param
.get("mac-address"):
1966 vnfr_update_text
+ ".mac-address"
1967 ] = increment_ip_mac(
1968 iface_inst_param
.get("mac-address"),
1969 vdur
.get("count-index", 0),
1971 vnfr_update
[vnfr_update_text
+ ".fixed-mac"] = True
1972 if iface_inst_param
.get("floating-ip-required"):
1974 vnfr_update_text
+ ".floating-ip-required"
1976 # get vnf.internal-vld.internal-conection-point instantiation params to update vnfr.vdur.interfaces
1977 # TODO update vld with the ip-profile
1978 for ivld_inst_param
in get_iterable(
1979 vnf_inst_params
.get("internal-vld")
1981 for icp_inst_param
in get_iterable(
1982 ivld_inst_param
.get("internal-connection-point")
1985 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
1986 for iface_index
, iface
in enumerate(vdur
["interfaces"]):
1988 iface
.get("internal-connection-point-ref")
1989 == icp_inst_param
["id-ref"]
1991 vnfr_update_text
= "vdur.{}.interfaces.{}".format(
1992 vdur_index
, iface_index
1994 if icp_inst_param
.get("ip-address"):
1996 vnfr_update_text
+ ".ip-address"
1997 ] = increment_ip_mac(
1998 icp_inst_param
.get("ip-address"),
1999 vdur
.get("count-index", 0),
2002 vnfr_update_text
+ ".fixed-ip"
2004 if icp_inst_param
.get("mac-address"):
2006 vnfr_update_text
+ ".mac-address"
2007 ] = increment_ip_mac(
2008 icp_inst_param
.get("mac-address"),
2009 vdur
.get("count-index", 0),
2012 vnfr_update_text
+ ".fixed-mac"
2015 # get ip address from instantiation parameters.vld.vnfd-connection-point-ref
2016 for vld_inst_param
in get_iterable(indata
.get("vld")):
2017 for vnfcp_inst_param
in get_iterable(
2018 vld_inst_param
.get("vnfd-connection-point-ref")
2020 if vnfcp_inst_param
["member-vnf-index-ref"] != member_vnf_index
:
2023 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
2024 for iface_index
, iface
in enumerate(vdur
["interfaces"]):
2026 iface
.get("external-connection-point-ref")
2027 == vnfcp_inst_param
["vnfd-connection-point-ref"]
2029 vnfr_update_text
= "vdur.{}.interfaces.{}".format(
2030 vdur_index
, iface_index
2032 if vnfcp_inst_param
.get("ip-address"):
2034 vnfr_update_text
+ ".ip-address"
2035 ] = increment_ip_mac(
2036 vnfcp_inst_param
.get("ip-address"),
2037 vdur
.get("count-index", 0),
2039 vnfr_update
[vnfr_update_text
+ ".fixed-ip"] = True
2040 if vnfcp_inst_param
.get("mac-address"):
2042 vnfr_update_text
+ ".mac-address"
2043 ] = increment_ip_mac(
2044 vnfcp_inst_param
.get("mac-address"),
2045 vdur
.get("count-index", 0),
2047 vnfr_update
[vnfr_update_text
+ ".fixed-mac"] = True
2050 vnfr_update
["vim-account-id"] = vim_account
2051 vnfr_update_rollback
["vim-account-id"] = vnfr
.get("vim-account-id")
2054 vnfr_update
["vca-id"] = vca_id
2055 vnfr_update_rollback
["vca-id"] = vnfr
.get("vca-id")
2058 ifaces_forcing_vim_network
= self
._look
_for
_pdu
(
2059 session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
2063 ifaces_forcing_vim_network
+= self
._look
_for
_k
8scluster
(
2064 session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
2066 # update database vnfr
2067 self
.db
.set_one("vnfrs", {"_id": vnfr
["_id"]}, vnfr_update
)
2073 "content": vnfr_update_rollback
,
2077 # Update indada in case pdu forces to use a concrete vim-network-name
2078 # TODO check if user has already insert a vim-network-name and raises an error
2079 if not ifaces_forcing_vim_network
:
2081 for iface_info
in ifaces_forcing_vim_network
:
2082 if iface_info
.get("ns-vld-id"):
2083 if "vld" not in indata
:
2085 indata
["vld"].append(
2087 key
: iface_info
[key
]
2088 for key
in ("name", "vim-network-name", "vim-network-id")
2089 if iface_info
.get(key
)
2093 elif iface_info
.get("vnf-vld-id"):
2094 if "vnf" not in indata
:
2096 indata
["vnf"].append(
2098 "member-vnf-index": member_vnf_index
,
2101 key
: iface_info
[key
]
2107 if iface_info
.get(key
)
2114 def _create_nslcmop(nsr_id
, operation
, params
):
2116 Creates a ns-lcm-opp content to be stored at database.
2117 :param nsr_id: internal id of the instance
2118 :param operation: instantiate, terminate, scale, action, update ...
2119 :param params: user parameters for the operation
2120 :return: dictionary following SOL005 format
2127 "operationState": "PROCESSING", # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
2128 "queuePosition": None,
2130 "errorMessage": None,
2131 "detailedStatus": None,
2132 "statusEnteredTime": now
,
2133 "nsInstanceId": nsr_id
,
2134 "lcmOperationType": operation
,
2136 "isAutomaticInvocation": False,
2137 "operationParams": params
,
2138 "isCancelPending": False,
2140 "self": "/osm/nslcm/v1/ns_lcm_op_occs/" + _id
,
2141 "nsInstance": "/osm/nslcm/v1/ns_instances/" + nsr_id
,
2146 def _get_enabled_vims(self
, session
):
2148 Retrieve and return VIM accounts that are accessible by current user and has state ENABLE
2149 :param session: current session with user information
2151 db_filter
= self
._get
_project
_filter
(session
)
2152 db_filter
["_admin.operationalState"] = "ENABLED"
2153 vims
= self
.db
.get_list("vim_accounts", db_filter
)
2156 vimAccounts
.append(vim
["_id"])
2169 Performs a new operation over a ns
2170 :param rollback: list to append created items at database in case a rollback must to be done
2171 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2172 :param indata: descriptor with the parameters of the operation. It must contains among others
2173 nsInstanceId: _id of the nsr to perform the operation
2174 operation: it can be: instantiate, terminate, action, update TODO: heal
2175 :param kwargs: used to override the indata descriptor
2176 :param headers: http request headers
2177 :return: id of the nslcmops
2180 def check_if_nsr_is_not_slice_member(session
, nsr_id
):
2182 db_filter
= self
._get
_project
_filter
(session
)
2183 db_filter
["_admin.nsrs-detailed-list.ANYINDEX.nsrId"] = nsr_id
2184 nsis
= self
.db
.get_one(
2185 "nsis", db_filter
, fail_on_empty
=False, fail_on_more
=False
2188 raise EngineException(
2189 "The NS instance {} cannot be terminated because is used by the slice {}".format(
2192 http_code
=HTTPStatus
.CONFLICT
,
2196 # Override descriptor with query string kwargs
2197 self
._update
_input
_with
_kwargs
(indata
, kwargs
, yaml_format
=True)
2198 operation
= indata
["lcmOperationType"]
2199 nsInstanceId
= indata
["nsInstanceId"]
2201 validate_input(indata
, self
.operation_schema
[operation
])
2202 # get ns from nsr_id
2203 _filter
= BaseTopic
._get
_project
_filter
(session
)
2204 _filter
["_id"] = nsInstanceId
2205 nsr
= self
.db
.get_one("nsrs", _filter
)
2208 if operation
== "terminate" and slice_object
is False:
2209 check_if_nsr_is_not_slice_member(session
, nsr
["_id"])
2211 not nsr
["_admin"].get("nsState")
2212 or nsr
["_admin"]["nsState"] == "NOT_INSTANTIATED"
2214 if operation
== "terminate" and indata
.get("autoremove"):
2215 # NSR must be deleted
2219 ) # a none in this case is used to indicate not instantiated. It can be removed
2220 if operation
!= "instantiate":
2221 raise EngineException(
2222 "ns_instance '{}' cannot be '{}' because it is not instantiated".format(
2223 nsInstanceId
, operation
2225 HTTPStatus
.CONFLICT
,
2228 if operation
== "instantiate" and not session
["force"]:
2229 raise EngineException(
2230 "ns_instance '{}' cannot be '{}' because it is already instantiated".format(
2231 nsInstanceId
, operation
2233 HTTPStatus
.CONFLICT
,
2235 self
._check
_ns
_operation
(session
, nsr
, operation
, indata
)
2236 if (indata
.get("primitive_params")):
2237 indata
["primitive_params"] = json
.dumps(indata
["primitive_params"])
2238 elif (indata
.get("additionalParamsForVnf")):
2239 indata
["additionalParamsForVnf"] = json
.dumps(indata
["additionalParamsForVnf"])
2241 if operation
== "instantiate":
2242 self
._update
_vnfrs
_from
_nsd
(nsr
)
2243 self
._update
_vnfrs
(session
, rollback
, nsr
, indata
)
2244 if (operation
== "update") and (indata
["updateType"] == "CHANGE_VNFPKG"):
2246 vnfd_id
= indata
["changeVnfPackageData"]["vnfdId"]
2247 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd_id
})
2248 nsd
= self
.db
.get_one("nsds", {"_id": nsr
["nsd-id"]})
2249 ns_request
= nsr
["instantiate_params"]
2250 vnfr
= self
.db
.get_one("vnfrs", {"_id": indata
["changeVnfPackageData"]["vnfInstanceId"]})
2251 latest_vnfd_revision
= vnfd
["_admin"].get("revision", 1)
2252 vnfr_vnfd_revision
= vnfr
.get("revision", 1)
2253 if latest_vnfd_revision
!= vnfr_vnfd_revision
:
2254 old_vnfd_id
= vnfd_id
+ ":" + str(vnfr_vnfd_revision
)
2255 old_db_vnfd
= self
.db
.get_one("vnfds_revisions", {"_id": old_vnfd_id
})
2256 old_sw_version
= old_db_vnfd
.get("software-version", "1.0")
2257 new_sw_version
= vnfd
.get("software-version", "1.0")
2258 if new_sw_version
!= old_sw_version
:
2259 vnf_index
= vnfr
["member-vnf-index-ref"]
2260 self
.logger
.info("nsr {}".format(nsr
))
2261 for vdu
in vnfd
["vdu"]:
2262 self
.nsrtopic
._add
_flavor
_to
_nsr
(vdu
, vnfd
, nsr
)
2263 sw_image_id
= vdu
.get("sw-image-desc")
2265 image_data
= self
.nsrtopic
._get
_image
_data
_from
_vnfd
(vnfd
, sw_image_id
)
2266 self
.nsrtopic
._add
_image
_to
_nsr
(nsr
, image_data
)
2267 for alt_image
in vdu
.get("alternative-sw-image-desc", ()):
2268 image_data
= self
.nsrtopic
._get
_image
_data
_from
_vnfd
(vnfd
, alt_image
)
2269 self
.nsrtopic
._add
_image
_to
_nsr
(nsr
, image_data
)
2270 nsr_update
["image"] = nsr
["image"]
2271 nsr_update
["flavor"] = nsr
["flavor"]
2272 self
.db
.set_one("nsrs", {"_id": nsr
["_id"]}, nsr_update
)
2273 ns_k8s_namespace
= self
.nsrtopic
._get
_ns
_k
8s
_namespace
(nsd
, ns_request
, session
)
2274 vnfr_descriptor
= self
.nsrtopic
._create
_vnfr
_descriptor
_from
_vnfd
(
2283 indata
["newVdur"] = vnfr_descriptor
["vdur"]
2284 nslcmop_desc
= self
._create
_nslcmop
(nsInstanceId
, operation
, indata
)
2285 _id
= nslcmop_desc
["_id"]
2287 nslcmop_desc
, session
["project_id"], make_public
=session
["public"]
2289 if indata
.get("placement-engine"):
2290 # Save valid vim accounts in lcm operation descriptor
2291 nslcmop_desc
["operationParams"][
2293 ] = self
._get
_enabled
_vims
(session
)
2294 self
.db
.create("nslcmops", nslcmop_desc
)
2295 rollback
.append({"topic": "nslcmops", "_id": _id
})
2296 if not slice_object
:
2297 self
.msg
.write("ns", operation
, nslcmop_desc
)
2299 except ValidationError
as e
: # TODO remove try Except, it is captured at nbi.py
2300 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
2301 # except DbException as e:
2302 # raise EngineException("Cannot get ns_instance '{}': {}".format(e), HTTPStatus.NOT_FOUND)
2304 def delete(self
, session
, _id
, dry_run
=False, not_send_msg
=None):
2305 raise EngineException(
2306 "Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
2309 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
2310 raise EngineException(
2311 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
2315 class NsiTopic(BaseTopic
):
2318 quota_name
= "slice_instances"
2320 def __init__(self
, db
, fs
, msg
, auth
):
2321 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
2322 self
.nsrTopic
= NsrTopic(db
, fs
, msg
, auth
)
2325 def _format_ns_request(ns_request
):
2326 formated_request
= copy(ns_request
)
2327 # TODO: Add request params
2328 return formated_request
2331 def _format_addional_params(slice_request
):
2333 Get and format user additional params for NS or VNF
2334 :param slice_request: User instantiation additional parameters
2335 :return: a formatted copy of additional params or None if not supplied
2337 additional_params
= copy(slice_request
.get("additionalParamsForNsi"))
2338 if additional_params
:
2339 for k
, v
in additional_params
.items():
2340 if not isinstance(k
, str):
2341 raise EngineException(
2342 "Invalid param at additionalParamsForNsi:{}. Only string keys are allowed".format(
2346 if "." in k
or "$" in k
:
2347 raise EngineException(
2348 "Invalid param at additionalParamsForNsi:{}. Keys must not contain dots or $".format(
2352 if isinstance(v
, (dict, tuple, list)):
2353 additional_params
[k
] = "!!yaml " + safe_dump(v
)
2354 return additional_params
2356 def _check_descriptor_dependencies(self
, session
, descriptor
):
2358 Check that the dependent descriptors exist on a new descriptor or edition
2359 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2360 :param descriptor: descriptor to be inserted or edit
2361 :return: None or raises exception
2363 if not descriptor
.get("nst-ref"):
2365 nstd_id
= descriptor
["nst-ref"]
2366 if not self
.get_item_list(session
, "nsts", {"id": nstd_id
}):
2367 raise EngineException(
2368 "Descriptor error at nst-ref='{}' references a non exist nstd".format(
2371 http_code
=HTTPStatus
.CONFLICT
,
2374 def check_conflict_on_del(self
, session
, _id
, db_content
):
2376 Check that NSI is not instantiated
2377 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2378 :param _id: nsi internal id
2379 :param db_content: The database content of the _id
2380 :return: None or raises EngineException with the conflict
2382 if session
["force"]:
2385 if nsi
["_admin"].get("nsiState") == "INSTANTIATED":
2386 raise EngineException(
2387 "nsi '{}' cannot be deleted because it is in 'INSTANTIATED' state. "
2388 "Launch 'terminate' operation first; or force deletion".format(_id
),
2389 http_code
=HTTPStatus
.CONFLICT
,
2392 def delete_extra(self
, session
, _id
, db_content
, not_send_msg
=None):
2394 Deletes associated nsilcmops from database. Deletes associated filesystem.
2395 Set usageState of nst
2396 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2397 :param _id: server internal id
2398 :param db_content: The database content of the descriptor
2399 :param not_send_msg: To not send message (False) or store content (list) instead
2400 :return: None if ok or raises EngineException with the problem
2403 # Deleting the nsrs belonging to nsir
2405 for nsrs_detailed_item
in nsir
["_admin"]["nsrs-detailed-list"]:
2406 nsr_id
= nsrs_detailed_item
["nsrId"]
2407 if nsrs_detailed_item
.get("shared"):
2409 "_admin.nsrs-detailed-list.ANYINDEX.shared": True,
2410 "_admin.nsrs-detailed-list.ANYINDEX.nsrId": nsr_id
,
2411 "_id.ne": nsir
["_id"],
2413 nsi
= self
.db
.get_one(
2414 "nsis", _filter
, fail_on_empty
=False, fail_on_more
=False
2416 if nsi
: # last one using nsr
2419 self
.nsrTopic
.delete(
2420 session
, nsr_id
, dry_run
=False, not_send_msg
=not_send_msg
2422 except (DbException
, EngineException
) as e
:
2423 if e
.http_code
== HTTPStatus
.NOT_FOUND
:
2428 # delete related nsilcmops database entries
2429 self
.db
.del_list("nsilcmops", {"netsliceInstanceId": _id
})
2431 # Check and set used NST usage state
2432 nsir_admin
= nsir
.get("_admin")
2433 if nsir_admin
and nsir_admin
.get("nst-id"):
2434 # check if used by another NSI
2435 nsis_list
= self
.db
.get_one(
2437 {"nst-id": nsir_admin
["nst-id"]},
2438 fail_on_empty
=False,
2444 {"_id": nsir_admin
["nst-id"]},
2445 {"_admin.usageState": "NOT_IN_USE"},
2448 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
2450 Creates a new netslice instance record into database. It also creates needed nsrs and vnfrs
2451 :param rollback: list to append the created items at database in case a rollback must be done
2452 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2453 :param indata: params to be used for the nsir
2454 :param kwargs: used to override the indata descriptor
2455 :param headers: http request headers
2456 :return: the _id of nsi descriptor created at database
2460 step
= "checking quotas"
2461 self
.check_quota(session
)
2464 slice_request
= self
._remove
_envelop
(indata
)
2465 # Override descriptor with query string kwargs
2466 self
._update
_input
_with
_kwargs
(slice_request
, kwargs
)
2467 slice_request
= self
._validate
_input
_new
(slice_request
, session
["force"])
2470 step
= "getting nstd id='{}' from database".format(
2471 slice_request
.get("nstId")
2473 _filter
= self
._get
_project
_filter
(session
)
2474 _filter
["_id"] = slice_request
["nstId"]
2475 nstd
= self
.db
.get_one("nsts", _filter
)
2476 # check NST is not disabled
2477 step
= "checking NST operationalState"
2478 if nstd
["_admin"]["operationalState"] == "DISABLED":
2479 raise EngineException(
2480 "nst with id '{}' is DISABLED, and thus cannot be used to create a netslice "
2481 "instance".format(slice_request
["nstId"]),
2482 http_code
=HTTPStatus
.CONFLICT
,
2486 # check NSD is not disabled
2487 step
= "checking operationalState"
2488 if nstd
["_admin"]["operationalState"] == "DISABLED":
2489 raise EngineException(
2490 "nst with id '{}' is DISABLED, and thus cannot be used to create "
2491 "a network slice".format(slice_request
["nstId"]),
2492 http_code
=HTTPStatus
.CONFLICT
,
2495 nstd
.pop("_admin", None)
2496 nstd_id
= nstd
.pop("_id", None)
2497 nsi_id
= str(uuid4())
2498 step
= "filling nsi_descriptor with input data"
2503 "name": slice_request
["nsiName"],
2504 "description": slice_request
.get("nsiDescription", ""),
2505 "datacenter": slice_request
["vimAccountId"],
2506 "nst-ref": nstd
["id"],
2507 "instantiation_parameters": slice_request
,
2508 "network-slice-template": nstd
,
2512 "additionalParamsForNsi": self
._format
_addional
_params
(slice_request
),
2515 step
= "creating nsi at database"
2517 nsi_descriptor
, session
["project_id"], make_public
=session
["public"]
2519 nsi_descriptor
["_admin"]["nsiState"] = "NOT_INSTANTIATED"
2520 nsi_descriptor
["_admin"]["netslice-subnet"] = None
2521 nsi_descriptor
["_admin"]["deployed"] = {}
2522 nsi_descriptor
["_admin"]["deployed"]["RO"] = []
2523 nsi_descriptor
["_admin"]["nst-id"] = nstd_id
2525 # Creating netslice-vld for the RO.
2526 step
= "creating netslice-vld at database"
2528 # Building the vlds list to be deployed
2529 # From netslice descriptors, creating the initial list
2532 for netslice_vlds
in get_iterable(nstd
.get("netslice-vld")):
2533 # Getting template Instantiation parameters from NST
2534 nsi_vld
= deepcopy(netslice_vlds
)
2535 nsi_vld
["shared-nsrs-list"] = []
2536 nsi_vld
["vimAccountId"] = slice_request
["vimAccountId"]
2537 nsi_vlds
.append(nsi_vld
)
2539 nsi_descriptor
["_admin"]["netslice-vld"] = nsi_vlds
2540 # Creating netslice-subnet_record.
2544 # Updating the nstd with the nsd["_id"] associated to the nss -> services list
2545 for member_ns
in nstd
["netslice-subnet"]:
2546 nsd_id
= member_ns
["nsd-ref"]
2547 step
= "getting nstd id='{}' constituent-nsd='{}' from database".format(
2548 member_ns
["nsd-ref"], member_ns
["id"]
2550 if nsd_id
not in needed_nsds
:
2552 _filter
["id"] = nsd_id
2553 nsd
= self
.db
.get_one(
2554 "nsds", _filter
, fail_on_empty
=True, fail_on_more
=True
2558 needed_nsds
[nsd_id
] = nsd
2560 nsd
= needed_nsds
[nsd_id
]
2561 member_ns
["_id"] = needed_nsds
[nsd_id
].get("_id")
2562 services
.append(member_ns
)
2564 step
= "filling nsir nsd-id='{}' constituent-nsd='{}' from database".format(
2565 member_ns
["nsd-ref"], member_ns
["id"]
2568 # creates Network Services records (NSRs)
2569 step
= "creating nsrs at database using NsrTopic.new()"
2570 ns_params
= slice_request
.get("netslice-subnet")
2572 nsi_netslice_subnet
= []
2573 for service
in services
:
2574 # Check if the netslice-subnet is shared and if it is share if the nss exists
2577 # Is the nss shared and instantiated?
2578 _filter
["_admin.nsrs-detailed-list.ANYINDEX.shared"] = True
2579 _filter
["_admin.nsrs-detailed-list.ANYINDEX.nsd-id"] = service
[
2582 _filter
["_admin.nsrs-detailed-list.ANYINDEX.nss-id"] = service
["id"]
2583 nsi
= self
.db
.get_one(
2584 "nsis", _filter
, fail_on_empty
=False, fail_on_more
=False
2586 if nsi
and service
.get("is-shared-nss"):
2587 nsrs_detailed_list
= nsi
["_admin"]["nsrs-detailed-list"]
2588 for nsrs_detailed_item
in nsrs_detailed_list
:
2589 if nsrs_detailed_item
["nsd-id"] == service
["nsd-ref"]:
2590 if nsrs_detailed_item
["nss-id"] == service
["id"]:
2591 _id_nsr
= nsrs_detailed_item
["nsrId"]
2593 for netslice_subnet
in nsi
["_admin"]["netslice-subnet"]:
2594 if netslice_subnet
["nss-id"] == service
["id"]:
2595 indata_ns
= netslice_subnet
2599 if service
.get("instantiation-parameters"):
2600 indata_ns
= deepcopy(service
["instantiation-parameters"])
2601 # del service["instantiation-parameters"]
2603 indata_ns
["nsdId"] = service
["_id"]
2604 indata_ns
["nsName"] = (
2605 slice_request
.get("nsiName") + "." + service
["id"]
2607 indata_ns
["vimAccountId"] = slice_request
.get("vimAccountId")
2608 indata_ns
["nsDescription"] = service
["description"]
2609 if slice_request
.get("ssh_keys"):
2610 indata_ns
["ssh_keys"] = slice_request
.get("ssh_keys")
2613 for ns_param
in ns_params
:
2614 if ns_param
.get("id") == service
["id"]:
2615 copy_ns_param
= deepcopy(ns_param
)
2616 del copy_ns_param
["id"]
2617 indata_ns
.update(copy_ns_param
)
2620 # Creates Nsr objects
2621 _id_nsr
, _
= self
.nsrTopic
.new(
2622 rollback
, session
, indata_ns
, kwargs
, headers
2626 "shared": service
.get("is-shared-nss"),
2627 "nsd-id": service
["nsd-ref"],
2628 "nss-id": service
["id"],
2629 "nslcmop_instantiate": None,
2631 indata_ns
["nss-id"] = service
["id"]
2632 nsrs_list
.append(nsrs_item
)
2633 nsi_netslice_subnet
.append(indata_ns
)
2634 nsr_ref
= {"nsr-ref": _id_nsr
}
2635 nsi_descriptor
["nsr-ref-list"].append(nsr_ref
)
2637 # Adding the nsrs list to the nsi
2638 nsi_descriptor
["_admin"]["nsrs-detailed-list"] = nsrs_list
2639 nsi_descriptor
["_admin"]["netslice-subnet"] = nsi_netslice_subnet
2641 "nsts", {"_id": slice_request
["nstId"]}, {"_admin.usageState": "IN_USE"}
2644 # Creating the entry in the database
2645 self
.db
.create("nsis", nsi_descriptor
)
2646 rollback
.append({"topic": "nsis", "_id": nsi_id
})
2648 except Exception as e
: # TODO remove try Except, it is captured at nbi.py
2649 self
.logger
.exception(
2650 "Exception {} at NsiTopic.new()".format(e
), exc_info
=True
2652 raise EngineException("Error {}: {}".format(step
, e
))
2653 except ValidationError
as e
:
2654 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
2656 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
2657 raise EngineException(
2658 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
2662 class NsiLcmOpTopic(BaseTopic
):
2665 operation_schema
= { # mapping between operation and jsonschema to validate
2666 "instantiate": nsi_instantiate
,
2670 def __init__(self
, db
, fs
, msg
, auth
):
2671 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
2672 self
.nsi_NsLcmOpTopic
= NsLcmOpTopic(self
.db
, self
.fs
, self
.msg
, self
.auth
)
2674 def _check_nsi_operation(self
, session
, nsir
, operation
, indata
):
2676 Check that user has enter right parameters for the operation
2677 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2678 :param operation: it can be: instantiate, terminate, action, TODO: update, heal
2679 :param indata: descriptor with the parameters of the operation
2683 nstd
= nsir
["network-slice-template"]
2685 def check_valid_netslice_subnet_id(nstId
):
2686 # TODO change to vnfR (??)
2687 for netslice_subnet
in nstd
["netslice-subnet"]:
2688 if nstId
== netslice_subnet
["id"]:
2689 nsd_id
= netslice_subnet
["nsd-ref"]
2690 if nsd_id
not in nsds
:
2691 _filter
= self
._get
_project
_filter
(session
)
2692 _filter
["id"] = nsd_id
2693 nsds
[nsd_id
] = self
.db
.get_one("nsds", _filter
)
2696 raise EngineException(
2697 "Invalid parameter nstId='{}' is not one of the "
2698 "nst:netslice-subnet".format(nstId
)
2701 if operation
== "instantiate":
2702 # check the existance of netslice-subnet items
2703 for in_nst
in get_iterable(indata
.get("netslice-subnet")):
2704 check_valid_netslice_subnet_id(in_nst
["id"])
2706 def _create_nsilcmop(self
, session
, netsliceInstanceId
, operation
, params
):
2712 "operationState": "PROCESSING", # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
2713 "statusEnteredTime": now
,
2714 "netsliceInstanceId": netsliceInstanceId
,
2715 "lcmOperationType": operation
,
2717 "isAutomaticInvocation": False,
2718 "operationParams": params
,
2719 "isCancelPending": False,
2721 "self": "/osm/nsilcm/v1/nsi_lcm_op_occs/" + _id
,
2722 "netsliceInstanceId": "/osm/nsilcm/v1/netslice_instances/"
2723 + netsliceInstanceId
,
2728 def add_shared_nsr_2vld(self
, nsir
, nsr_item
):
2729 for nst_sb_item
in nsir
["network-slice-template"].get("netslice-subnet"):
2730 if nst_sb_item
.get("is-shared-nss"):
2731 for admin_subnet_item
in nsir
["_admin"].get("netslice-subnet"):
2732 if admin_subnet_item
["nss-id"] == nst_sb_item
["id"]:
2733 for admin_vld_item
in nsir
["_admin"].get("netslice-vld"):
2734 for admin_vld_nss_cp_ref_item
in admin_vld_item
[
2735 "nss-connection-point-ref"
2738 admin_subnet_item
["nss-id"]
2739 == admin_vld_nss_cp_ref_item
["nss-ref"]
2742 not nsr_item
["nsrId"]
2743 in admin_vld_item
["shared-nsrs-list"]
2745 admin_vld_item
["shared-nsrs-list"].append(
2749 # self.db.set_one("nsis", {"_id": nsir["_id"]}, nsir)
2752 {"_id": nsir
["_id"]},
2753 {"_admin.netslice-vld": nsir
["_admin"].get("netslice-vld")},
2756 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
2758 Performs a new operation over a ns
2759 :param rollback: list to append created items at database in case a rollback must to be done
2760 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2761 :param indata: descriptor with the parameters of the operation. It must contains among others
2762 netsliceInstanceId: _id of the nsir to perform the operation
2763 operation: it can be: instantiate, terminate, action, TODO: update, heal
2764 :param kwargs: used to override the indata descriptor
2765 :param headers: http request headers
2766 :return: id of the nslcmops
2769 # Override descriptor with query string kwargs
2770 self
._update
_input
_with
_kwargs
(indata
, kwargs
)
2771 operation
= indata
["lcmOperationType"]
2772 netsliceInstanceId
= indata
["netsliceInstanceId"]
2773 validate_input(indata
, self
.operation_schema
[operation
])
2775 # get nsi from netsliceInstanceId
2776 _filter
= self
._get
_project
_filter
(session
)
2777 _filter
["_id"] = netsliceInstanceId
2778 nsir
= self
.db
.get_one("nsis", _filter
)
2779 logging_prefix
= "nsi={} {} ".format(netsliceInstanceId
, operation
)
2784 not nsir
["_admin"].get("nsiState")
2785 or nsir
["_admin"]["nsiState"] == "NOT_INSTANTIATED"
2787 if operation
== "terminate" and indata
.get("autoremove"):
2788 # NSIR must be deleted
2792 ) # a none in this case is used to indicate not instantiated. It can be removed
2793 if operation
!= "instantiate":
2794 raise EngineException(
2795 "netslice_instance '{}' cannot be '{}' because it is not instantiated".format(
2796 netsliceInstanceId
, operation
2798 HTTPStatus
.CONFLICT
,
2801 if operation
== "instantiate" and not session
["force"]:
2802 raise EngineException(
2803 "netslice_instance '{}' cannot be '{}' because it is already instantiated".format(
2804 netsliceInstanceId
, operation
2806 HTTPStatus
.CONFLICT
,
2809 # Creating all the NS_operation (nslcmop)
2810 # Get service list from db
2811 nsrs_list
= nsir
["_admin"]["nsrs-detailed-list"]
2813 # nslcmops_item = None
2814 for index
, nsr_item
in enumerate(nsrs_list
):
2815 nsr_id
= nsr_item
["nsrId"]
2816 if nsr_item
.get("shared"):
2817 _filter
["_admin.nsrs-detailed-list.ANYINDEX.shared"] = True
2818 _filter
["_admin.nsrs-detailed-list.ANYINDEX.nsrId"] = nsr_id
2820 "_admin.nsrs-detailed-list.ANYINDEX.nslcmop_instantiate.ne"
2822 _filter
["_id.ne"] = netsliceInstanceId
2823 nsi
= self
.db
.get_one(
2824 "nsis", _filter
, fail_on_empty
=False, fail_on_more
=False
2826 if operation
== "terminate":
2828 "_admin.nsrs-detailed-list.{}.nslcmop_instantiate".format(
2832 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, _update
)
2835 ): # other nsi is using this nsr and it needs this nsr instantiated
2836 continue # do not create nsilcmop
2838 # looks the first nsi fulfilling the conditions but not being the current NSIR
2840 nsi_nsr_item
= next(
2842 for n
in nsi
["_admin"]["nsrs-detailed-list"]
2843 if n
["nsrId"] == nsr_id
2845 and n
["nslcmop_instantiate"]
2847 self
.add_shared_nsr_2vld(nsir
, nsr_item
)
2848 nslcmops
.append(nsi_nsr_item
["nslcmop_instantiate"])
2850 "_admin.nsrs-detailed-list.{}".format(
2854 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, _update
)
2855 # continue to not create nslcmop since nsrs is shared and nsrs was created
2858 self
.add_shared_nsr_2vld(nsir
, nsr_item
)
2863 "lcmOperationType": operation
,
2864 "nsInstanceId": nsr_id
,
2865 # Including netslice_id in the ns instantiate Operation
2866 "netsliceInstanceId": netsliceInstanceId
,
2868 if operation
== "instantiate":
2869 service
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
2870 indata_ns
.update(service
["instantiate_params"])
2872 # Creating NS_LCM_OP with the flag slice_object=True to not trigger the service instantiation
2873 # message via kafka bus
2874 nslcmop
, _
= self
.nsi_NsLcmOpTopic
.new(
2875 rollback
, session
, indata_ns
, None, headers
, slice_object
=True
2877 nslcmops
.append(nslcmop
)
2878 if operation
== "instantiate":
2880 "_admin.nsrs-detailed-list.{}.nslcmop_instantiate".format(
2884 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, _update
)
2885 except (DbException
, EngineException
) as e
:
2886 if e
.http_code
== HTTPStatus
.NOT_FOUND
:
2889 + "skipping NS={} because not found".format(nsr_id
)
2896 indata
["nslcmops_ids"] = nslcmops
2897 self
._check
_nsi
_operation
(session
, nsir
, operation
, indata
)
2899 nsilcmop_desc
= self
._create
_nsilcmop
(
2900 session
, netsliceInstanceId
, operation
, indata
2903 nsilcmop_desc
, session
["project_id"], make_public
=session
["public"]
2905 _id
= self
.db
.create("nsilcmops", nsilcmop_desc
)
2906 rollback
.append({"topic": "nsilcmops", "_id": _id
})
2907 self
.msg
.write("nsi", operation
, nsilcmop_desc
)
2909 except ValidationError
as e
:
2910 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
2912 def delete(self
, session
, _id
, dry_run
=False, not_send_msg
=None):
2913 raise EngineException(
2914 "Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
2917 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
2918 raise EngineException(
2919 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR