1 # -*- coding: utf-8 -*-
3 # Licensed under the Apache License, Version 2.0 (the "License");
4 # you may not use this file except in compliance with the License.
5 # You may obtain a copy of the License at
7 # http://www.apache.org/licenses/LICENSE-2.0
9 # Unless required by applicable law or agreed to in writing, software
10 # distributed under the License is distributed on an "AS IS" BASIS,
11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
13 # See the License for the specific language governing permissions and
14 # limitations under the License.
18 from uuid
import uuid4
19 from http
import HTTPStatus
21 from copy
import copy
, deepcopy
22 from osm_nbi
.validation
import (
35 from osm_nbi
.base_topic
import (
41 update_descriptor_usage_state
,
43 from yaml
import safe_dump
44 from osm_common
.dbbase
import DbException
45 from osm_common
.msgbase
import MsgException
46 from osm_common
.fsbase
import FsException
47 from osm_nbi
import utils
50 ) # For checking that additional parameter names are valid Jinja2 identifiers
52 __author__
= "Alfonso Tierno <alfonso.tiernosepulveda@telefonica.com>"
55 class NsrTopic(BaseTopic
):
58 quota_name
= "ns_instances"
59 schema_new
= ns_instantiate
61 def __init__(self
, db
, fs
, msg
, auth
):
62 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
65 def format_on_new(content
, project_id
=None, make_public
=False):
66 BaseTopic
.format_on_new(content
, project_id
=project_id
, make_public
=make_public
)
67 content
["_admin"]["nsState"] = "NOT_INSTANTIATED"
70 def check_conflict_on_del(self
, session
, _id
, db_content
):
72 Check that NSR is not instantiated
73 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
74 :param _id: nsr internal id
75 :param db_content: The database content of the nsr
76 :return: None or raises EngineException with the conflict
81 if nsr
["_admin"].get("nsState") == "INSTANTIATED":
82 raise EngineException(
83 "nsr '{}' cannot be deleted because it is in 'INSTANTIATED' state. "
84 "Launch 'terminate' operation first; or force deletion".format(_id
),
85 http_code
=HTTPStatus
.CONFLICT
,
88 def delete_extra(self
, session
, _id
, db_content
, not_send_msg
=None):
90 Deletes associated nslcmops and vnfrs from database. Deletes associated filesystem.
91 Set usageState of pdu, vnfd, nsd
92 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
93 :param _id: server internal id
94 :param db_content: The database content of the descriptor
95 :param not_send_msg: To not send message (False) or store content (list) instead
96 :return: None if ok or raises EngineException with the problem
98 self
.fs
.file_delete(_id
, ignore_non_exist
=True)
99 self
.db
.del_list("nslcmops", {"nsInstanceId": _id
})
100 self
.db
.del_list("vnfrs", {"nsr-id-ref": _id
})
102 # set all used pdus as free
105 {"_admin.usage.nsr_id": _id
},
106 {"_admin.usageState": "NOT_IN_USE", "_admin.usage": None},
111 used_nsd_id
= nsr
.get("nsd-id")
113 # check if used by another NSR
114 nsrs_list
= self
.db
.get_one(
115 "nsrs", {"nsd-id": used_nsd_id
}, fail_on_empty
=False, fail_on_more
=False
119 "nsds", {"_id": used_nsd_id
}, {"_admin.usageState": "NOT_IN_USE"}
122 # Set VNFD usageState
123 used_vnfd_id_list
= nsr
.get("vnfd-id")
124 if used_vnfd_id_list
:
125 for used_vnfd_id
in used_vnfd_id_list
:
126 # check if used by another NSR
127 nsrs_list
= self
.db
.get_one(
129 {"vnfd-id": used_vnfd_id
},
136 {"_id": used_vnfd_id
},
137 {"_admin.usageState": "NOT_IN_USE"},
140 # delete extra ro_nsrs used for internal RO module
141 self
.db
.del_one("ro_nsrs", q_filter
={"_id": _id
}, fail_on_empty
=False)
144 def _format_ns_request(ns_request
):
145 formated_request
= copy(ns_request
)
146 formated_request
.pop("additionalParamsForNs", None)
147 formated_request
.pop("additionalParamsForVnf", None)
148 return formated_request
151 def _format_additional_params(
152 ns_request
, member_vnf_index
=None, vdu_id
=None, kdu_name
=None, descriptor
=None
155 Get and format user additional params for NS or VNF.
156 The vdu_id and kdu_name params are mutually exclusive! If none of them are given, then the method will
157 exclusively search for the VNF/NS LCM additional params.
159 :param ns_request: User instantiation additional parameters
160 :param member_vnf_index: None for extract NS params, or member_vnf_index to extract VNF params
161 :vdu_id: VDU's ID against which we want to format the additional params
162 :kdu_name: KDU's name against which we want to format the additional params
163 :param descriptor: If not None it check that needed parameters of descriptor are supplied
164 :return: tuple with a formatted copy of additional params or None if not supplied, plus other parameters
166 additional_params
= None
168 if not member_vnf_index
:
169 additional_params
= copy(ns_request
.get("additionalParamsForNs"))
170 where_
= "additionalParamsForNs"
171 elif ns_request
.get("additionalParamsForVnf"):
172 where_
= "additionalParamsForVnf[member-vnf-index={}]".format(
178 for x
in ns_request
["additionalParamsForVnf"]
179 if x
["member-vnf-index"] == member_vnf_index
184 if not vdu_id
and not kdu_name
:
186 additional_params
= copy(item
.get("additionalParams")) or {}
187 if vdu_id
and item
.get("additionalParamsForVdu"):
191 for x
in item
["additionalParamsForVdu"]
192 if x
["vdu_id"] == vdu_id
196 other_params
= item_vdu
197 if item_vdu
and item_vdu
.get("additionalParams"):
198 where_
+= ".additionalParamsForVdu[vdu_id={}]".format(vdu_id
)
199 additional_params
= item_vdu
["additionalParams"]
201 additional_params
= {}
202 if item
.get("additionalParamsForKdu"):
206 for x
in item
["additionalParamsForKdu"]
207 if x
["kdu_name"] == kdu_name
211 other_params
= item_kdu
212 if item_kdu
and item_kdu
.get("additionalParams"):
213 where_
+= ".additionalParamsForKdu[kdu_name={}]".format(
216 additional_params
= item_kdu
["additionalParams"]
218 if additional_params
:
219 for k
, v
in additional_params
.items():
220 # BEGIN Check that additional parameter names are valid Jinja2 identifiers if target is not Kdu
221 if not kdu_name
and not match("^[a-zA-Z_][a-zA-Z0-9_]*$", k
):
222 raise EngineException(
223 "Invalid param name at {}:{}. Must contain only alphanumeric characters "
224 "and underscores, and cannot start with a digit".format(
228 # END Check that additional parameter names are valid Jinja2 identifiers
229 if not isinstance(k
, str):
230 raise EngineException(
231 "Invalid param at {}:{}. Only string keys are allowed".format(
236 raise EngineException(
237 "Invalid param at {}:{}. Keys must not contain $ symbol".format(
241 if isinstance(v
, (dict, tuple, list)):
242 additional_params
[k
] = "!!yaml " + safe_dump(v
)
244 additional_params
= json
.dumps(additional_params
)
246 # Select the VDU ID, KDU name or NS/VNF ID, depending on the method's call intent
247 selector
= vdu_id
if vdu_id
else kdu_name
if kdu_name
else descriptor
.get("id")
250 for df
in descriptor
.get("df", []):
251 # check that enough parameters are supplied for the initial-config-primitive
252 # TODO: check for cloud-init
254 initial_primitives
= []
256 "lcm-operations-configuration" in df
257 and "operate-vnf-op-config"
258 in df
["lcm-operations-configuration"]
260 for config
in df
["lcm-operations-configuration"][
261 "operate-vnf-op-config"
263 # Verify the target object (VNF|NS|VDU|KDU) where we need to populate
264 # the params with the additional ones given by the user
265 if config
.get("id") == selector
:
266 for primitive
in get_iterable(
267 config
.get("initial-config-primitive")
269 initial_primitives
.append(primitive
)
271 initial_primitives
= deep_get(
272 descriptor
, ("ns-configuration", "initial-config-primitive")
275 for initial_primitive
in get_iterable(initial_primitives
):
276 for param
in get_iterable(initial_primitive
.get("parameter")):
277 if param
["value"].startswith("<") and param
["value"].endswith(
280 if param
["value"] in (
288 not additional_params
289 or param
["value"][1:-1] not in additional_params
291 raise EngineException(
292 "Parameter '{}' needed for vnfd[id={}]:day1-2 configuration:"
293 "initial-config-primitive[name={}] not supplied".format(
296 initial_primitive
["name"],
300 return additional_params
or None, other_params
or None
302 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
304 Creates a new nsr into database. It also creates needed vnfrs
305 :param rollback: list to append the created items at database in case a rollback must be done
306 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
307 :param indata: params to be used for the nsr
308 :param kwargs: used to override the indata descriptor
309 :param headers: http request headers
310 :return: the _id of nsr descriptor created at database. Or an exception of type
311 EngineException, ValidationError, DbException, FsException, MsgException.
312 Note: Exceptions are not captured on purpose. They should be captured at called
314 step
= "checking quotas" # first step must be defined outside try
316 self
.check_quota(session
)
318 step
= "validating input parameters"
319 ns_request
= self
._remove
_envelop
(indata
)
320 self
._update
_input
_with
_kwargs
(ns_request
, kwargs
)
321 ns_request
= self
._validate
_input
_new
(ns_request
, session
["force"])
323 step
= "getting nsd id='{}' from database".format(ns_request
.get("nsdId"))
324 nsd
= self
._get
_nsd
_from
_db
(ns_request
["nsdId"], session
)
325 ns_k8s_namespace
= self
._get
_ns
_k
8s
_namespace
(nsd
, ns_request
, session
)
327 step
= "checking nsdOperationalState"
328 self
._check
_nsd
_operational
_state
(nsd
, ns_request
)
330 step
= "filling nsr from input data"
331 nsr_id
= str(uuid4())
332 nsr_descriptor
= self
._create
_nsr
_descriptor
_from
_nsd
(
333 nsd
, ns_request
, nsr_id
, session
338 # TODO: Change for multiple df support
339 vnf_profiles
= nsd
.get("df", [{}])[0].get("vnf-profile", ())
340 for vnfp
in vnf_profiles
:
341 vnfd_id
= vnfp
.get("vnfd-id")
342 vnf_index
= vnfp
.get("id")
344 "getting vnfd id='{}' constituent-vnfd='{}' from database".format(
348 if vnfd_id
not in needed_vnfds
:
349 vnfd
= self
._get
_vnfd
_from
_db
(vnfd_id
, session
)
350 if "revision" in vnfd
["_admin"]:
351 vnfd
["revision"] = vnfd
["_admin"]["revision"]
353 needed_vnfds
[vnfd_id
] = vnfd
354 nsr_descriptor
["vnfd-id"].append(vnfd
["_id"])
356 vnfd
= needed_vnfds
[vnfd_id
]
358 step
= "filling vnfr vnfd-id='{}' constituent-vnfd='{}'".format(
361 vnfr_descriptor
= self
._create
_vnfr
_descriptor
_from
_vnfd
(
371 step
= "creating vnfr vnfd-id='{}' constituent-vnfd='{}' at database".format(
374 self
._add
_vnfr
_to
_db
(vnfr_descriptor
, rollback
, session
)
375 nsr_descriptor
["constituent-vnfr-ref"].append(vnfr_descriptor
["id"])
376 step
= "Updating VNFD usageState"
377 update_descriptor_usage_state(vnfd
, "vnfds", self
.db
)
379 step
= "creating nsr at database"
380 self
._add
_nsr
_to
_db
(nsr_descriptor
, rollback
, session
)
381 step
= "Updating NSD usageState"
382 update_descriptor_usage_state(nsd
, "nsds", self
.db
)
384 step
= "creating nsr temporal folder"
385 self
.fs
.mkdir(nsr_id
)
395 raise type(e
)("{} while '{}'".format(e
, step
), http_code
=e
.http_code
)
397 def _get_nsd_from_db(self
, nsd_id
, session
):
398 _filter
= self
._get
_project
_filter
(session
)
399 _filter
["_id"] = nsd_id
400 return self
.db
.get_one("nsds", _filter
)
402 def _get_vnfd_from_db(self
, vnfd_id
, session
):
403 _filter
= self
._get
_project
_filter
(session
)
404 _filter
["id"] = vnfd_id
405 vnfd
= self
.db
.get_one("vnfds", _filter
, fail_on_empty
=True, fail_on_more
=True)
408 def _add_nsr_to_db(self
, nsr_descriptor
, rollback
, session
):
410 nsr_descriptor
, session
["project_id"], make_public
=session
["public"]
412 self
.db
.create("nsrs", nsr_descriptor
)
413 rollback
.append({"topic": "nsrs", "_id": nsr_descriptor
["id"]})
415 def _add_vnfr_to_db(self
, vnfr_descriptor
, rollback
, session
):
417 vnfr_descriptor
, session
["project_id"], make_public
=session
["public"]
419 self
.db
.create("vnfrs", vnfr_descriptor
)
420 rollback
.append({"topic": "vnfrs", "_id": vnfr_descriptor
["id"]})
422 def _check_nsd_operational_state(self
, nsd
, ns_request
):
423 if nsd
["_admin"]["operationalState"] == "DISABLED":
424 raise EngineException(
425 "nsd with id '{}' is DISABLED, and thus cannot be used to create "
426 "a network service".format(ns_request
["nsdId"]),
427 http_code
=HTTPStatus
.CONFLICT
,
430 def _get_ns_k8s_namespace(self
, nsd
, ns_request
, session
):
431 additional_params
, _
= self
._format
_additional
_params
(
432 ns_request
, descriptor
=nsd
434 # use for k8s-namespace from ns_request or additionalParamsForNs. By default, the project_id
435 ns_k8s_namespace
= session
["project_id"][0] if session
["project_id"] else None
436 if ns_request
and ns_request
.get("k8s-namespace"):
437 ns_k8s_namespace
= ns_request
["k8s-namespace"]
438 if additional_params
and additional_params
.get("k8s-namespace"):
439 ns_k8s_namespace
= additional_params
["k8s-namespace"]
441 return ns_k8s_namespace
443 def _add_shared_volumes_to_nsr(
444 self
, vdu
, vnfd
, nsr_descriptor
, member_vnf_index
, revision
=None
447 for vsd
in vnfd
.get("virtual-storage-desc", ()):
448 if vsd
.get("vdu-storage-requirements"):
450 vsd
.get("vdu-storage-requirements")[0].get("key") == "multiattach"
451 and vsd
.get("vdu-storage-requirements")[0].get("value") == "True"
453 if "shared" not in vsd
["id"]:
454 vsd
["id"] = f
"shared-{vsd['id']}-{vnfd['id']}"
457 nsr_descriptor
["shared-volumes"] = svsd
459 def _add_flavor_to_nsr(
460 self
, vdu
, vnfd
, nsr_descriptor
, member_vnf_index
, revision
=None
464 # Find this vdu compute and storage descriptors
465 vdu_virtual_compute
= {}
466 vdu_virtual_storage
= {}
467 for vcd
in vnfd
.get("virtual-compute-desc", ()):
468 if vcd
.get("id") == vdu
.get("virtual-compute-desc"):
469 vdu_virtual_compute
= vcd
470 for vsd
in vnfd
.get("virtual-storage-desc", ()):
471 if vsd
.get("id") == vdu
.get("virtual-storage-desc", [[]])[0]:
472 vdu_virtual_storage
= vsd
473 # Get this vdu vcpus, memory and storage info for flavor_data
474 if vdu_virtual_compute
.get("virtual-cpu", {}).get("num-virtual-cpu"):
475 flavor_data
["vcpu-count"] = vdu_virtual_compute
["virtual-cpu"][
478 if vdu_virtual_compute
.get("virtual-memory", {}).get("size"):
479 flavor_data
["memory-mb"] = (
480 float(vdu_virtual_compute
["virtual-memory"]["size"]) * 1024.0
482 if vdu_virtual_storage
.get("size-of-storage"):
483 flavor_data
["storage-gb"] = vdu_virtual_storage
["size-of-storage"]
484 # Get this vdu EPA info for guest_epa
485 if vdu_virtual_compute
.get("virtual-cpu", {}).get("cpu-quota"):
486 guest_epa
["cpu-quota"] = vdu_virtual_compute
["virtual-cpu"]["cpu-quota"]
487 if vdu_virtual_compute
.get("virtual-cpu", {}).get("pinning"):
488 vcpu_pinning
= vdu_virtual_compute
["virtual-cpu"]["pinning"]
489 if vcpu_pinning
.get("thread-policy"):
490 guest_epa
["cpu-thread-pinning-policy"] = vcpu_pinning
["thread-policy"]
491 if vcpu_pinning
.get("policy"):
493 "SHARED" if vcpu_pinning
["policy"] == "dynamic" else "DEDICATED"
495 guest_epa
["cpu-pinning-policy"] = cpu_policy
496 if vdu_virtual_compute
.get("virtual-memory", {}).get("mem-quota"):
497 guest_epa
["mem-quota"] = vdu_virtual_compute
["virtual-memory"]["mem-quota"]
498 if vdu_virtual_compute
.get("virtual-memory", {}).get("mempage-size"):
499 guest_epa
["mempage-size"] = vdu_virtual_compute
["virtual-memory"][
502 if vdu_virtual_compute
.get("virtual-memory", {}).get("numa-node-policy"):
503 guest_epa
["numa-node-policy"] = vdu_virtual_compute
["virtual-memory"][
506 if vdu_virtual_storage
.get("disk-io-quota"):
507 guest_epa
["disk-io-quota"] = vdu_virtual_storage
["disk-io-quota"]
510 flavor_data
["guest-epa"] = guest_epa
512 revision
= revision
if revision
is not None else 1
513 flavor_data
["name"] = (
514 vdu
["id"][:56] + "-" + member_vnf_index
+ "-" + str(revision
) + "-flv"
516 flavor_data
["id"] = str(len(nsr_descriptor
["flavor"]))
517 nsr_descriptor
["flavor"].append(flavor_data
)
519 def _create_nsr_descriptor_from_nsd(self
, nsd
, ns_request
, nsr_id
, session
):
521 additional_params
, _
= self
._format
_additional
_params
(
522 ns_request
, descriptor
=nsd
526 "name": ns_request
["nsName"],
527 "name-ref": ns_request
["nsName"],
528 "short-name": ns_request
["nsName"],
529 "admin-status": "ENABLED",
530 "nsState": "NOT_INSTANTIATED",
531 "currentOperation": "IDLE",
532 "currentOperationID": None,
533 "errorDescription": None,
535 "deploymentStatus": None,
536 "configurationStatus": None,
538 "nsd": {k
: v
for k
, v
in nsd
.items()},
539 "datacenter": ns_request
["vimAccountId"],
540 "resource-orchestrator": "osmopenmano",
541 "description": ns_request
.get("nsDescription", ""),
542 "constituent-vnfr-ref": [],
543 "operational-status": "init", # typedef ns-operational-
544 "config-status": "init", # typedef config-states
545 "detailed-status": "scheduled",
546 "orchestration-progress": {},
548 "nsd-name-ref": nsd
["name"],
549 "operational-events": [], # "id", "timestamp", "description", "event",
550 "nsd-ref": nsd
["id"],
551 "nsd-id": nsd
["_id"],
553 "instantiate_params": self
._format
_ns
_request
(ns_request
),
554 "additionalParamsForNs": additional_params
,
555 "ns-instance-config-ref": nsr_id
,
558 "ssh-authorized-key": ns_request
.get("ssh_keys"), # TODO remove
561 "affinity-or-anti-affinity-group": [],
562 "shared-volumes": [],
564 if "revision" in nsd
["_admin"]:
565 nsr_descriptor
["revision"] = nsd
["_admin"]["revision"]
567 ns_request
["nsr_id"] = nsr_id
568 if ns_request
and ns_request
.get("config-units"):
569 nsr_descriptor
["config-units"] = ns_request
["config-units"]
571 if nsd
.get("virtual-link-desc"):
572 nsr_vld
= deepcopy(nsd
.get("virtual-link-desc", []))
573 # Fill each vld with vnfd-connection-point-ref data
574 # TODO: Change for multiple df support
575 all_vld_connection_point_data
= {vld
.get("id"): [] for vld
in nsr_vld
}
576 vnf_profiles
= nsd
.get("df", [[]])[0].get("vnf-profile", ())
577 for vnf_profile
in vnf_profiles
:
578 for vlc
in vnf_profile
.get("virtual-link-connectivity", ()):
579 for cpd
in vlc
.get("constituent-cpd-id", ()):
580 all_vld_connection_point_data
[
581 vlc
.get("virtual-link-profile-id")
584 "member-vnf-index-ref": cpd
.get(
585 "constituent-base-element-id"
587 "vnfd-connection-point-ref": cpd
.get(
590 "vnfd-id-ref": vnf_profile
.get("vnfd-id"),
594 vnfd
= self
._get
_vnfd
_from
_db
(vnf_profile
.get("vnfd-id"), session
)
597 for vdu
in vnfd
.get("vdu", ()):
598 member_vnf_index
= vnf_profile
.get("id")
599 self
._add
_flavor
_to
_nsr
(vdu
, vnfd
, nsr_descriptor
, member_vnf_index
)
600 self
._add
_shared
_volumes
_to
_nsr
(
601 vdu
, vnfd
, nsr_descriptor
, member_vnf_index
603 sw_image_id
= vdu
.get("sw-image-desc")
605 image_data
= self
._get
_image
_data
_from
_vnfd
(vnfd
, sw_image_id
)
606 self
._add
_image
_to
_nsr
(nsr_descriptor
, image_data
)
608 # also add alternative images to the list of images
609 for alt_image
in vdu
.get("alternative-sw-image-desc", ()):
610 image_data
= self
._get
_image
_data
_from
_vnfd
(vnfd
, alt_image
)
611 self
._add
_image
_to
_nsr
(nsr_descriptor
, image_data
)
613 # Add Affinity or Anti-affinity group information to NSR
614 vdu_profiles
= vnfd
.get("df", [[]])[0].get("vdu-profile", ())
615 affinity_group_prefix_name
= "{}-{}".format(
616 nsr_descriptor
["name"][:16], vnf_profile
.get("id")[:16]
619 for vdu_profile
in vdu_profiles
:
620 affinity_group_data
= {}
621 for affinity_group
in vdu_profile
.get(
622 "affinity-or-anti-affinity-group", ()
624 affinity_group_data
= (
625 self
._get
_affinity
_or
_anti
_affinity
_group
_data
_from
_vnfd
(
626 vnfd
, affinity_group
["id"]
629 affinity_group_data
["member-vnf-index"] = vnf_profile
.get("id")
630 self
._add
_affinity
_or
_anti
_affinity
_group
_to
_nsr
(
633 affinity_group_prefix_name
,
637 vld
["vnfd-connection-point-ref"] = all_vld_connection_point_data
.get(
640 vld
["name"] = vld
["id"]
641 nsr_descriptor
["vld"] = nsr_vld
642 return nsr_descriptor
644 def _get_affinity_or_anti_affinity_group_data_from_vnfd(
645 self
, vnfd
, affinity_group_id
648 Gets affinity-or-anti-affinity-group info from df and returns the desired affinity group
650 affinity_group
= utils
.find_in_list(
651 vnfd
.get("df", [[]])[0].get("affinity-or-anti-affinity-group", ()),
652 lambda ag
: ag
["id"] == affinity_group_id
,
654 affinity_group_data
= {}
656 if affinity_group
.get("id"):
657 affinity_group_data
["ag-id"] = affinity_group
["id"]
658 if affinity_group
.get("type"):
659 affinity_group_data
["type"] = affinity_group
["type"]
660 if affinity_group
.get("scope"):
661 affinity_group_data
["scope"] = affinity_group
["scope"]
662 return affinity_group_data
664 def _add_affinity_or_anti_affinity_group_to_nsr(
665 self
, nsr_descriptor
, affinity_group_data
, affinity_group_prefix_name
668 Adds affinity-or-anti-affinity-group to nsr checking first it is not already added
670 affinity_group
= next(
673 for f
in nsr_descriptor
["affinity-or-anti-affinity-group"]
674 if all(f
.get(k
) == affinity_group_data
[k
] for k
in affinity_group_data
)
678 if not affinity_group
:
679 affinity_group_data
["id"] = str(
680 len(nsr_descriptor
["affinity-or-anti-affinity-group"])
682 affinity_group_data
["name"] = "{}-{}".format(
683 affinity_group_prefix_name
, affinity_group_data
["ag-id"][:32]
685 nsr_descriptor
["affinity-or-anti-affinity-group"].append(
689 def _get_image_data_from_vnfd(self
, vnfd
, sw_image_id
):
690 sw_image_desc
= utils
.find_in_list(
691 vnfd
.get("sw-image-desc", ()), lambda sw
: sw
["id"] == sw_image_id
694 if sw_image_desc
.get("image"):
695 image_data
["image"] = sw_image_desc
["image"]
696 if sw_image_desc
.get("checksum"):
697 image_data
["image_checksum"] = sw_image_desc
["checksum"]["hash"]
698 if sw_image_desc
.get("vim-type"):
699 image_data
["vim-type"] = sw_image_desc
["vim-type"]
702 def _add_image_to_nsr(self
, nsr_descriptor
, image_data
):
704 Adds image to nsr checking first it is not already added
709 for f
in nsr_descriptor
["image"]
710 if all(f
.get(k
) == image_data
[k
] for k
in image_data
)
715 image_data
["id"] = str(len(nsr_descriptor
["image"]))
716 nsr_descriptor
["image"].append(image_data
)
718 def _create_vnfr_descriptor_from_vnfd(
729 vnfr_id
= str(uuid4())
730 nsr_id
= nsr_descriptor
["id"]
732 additional_params
, vnf_params
= self
._format
_additional
_params
(
733 ns_request
, vnf_index
, descriptor
=vnfd
739 "nsr-id-ref": nsr_id
,
740 "member-vnf-index-ref": vnf_index
,
741 "additionalParamsForVnf": additional_params
,
743 # "vnfd": vnfd, # at OSM model.but removed to avoid data duplication TODO: revise
745 "vnfd-id": vnfd
["_id"], # not at OSM model, but useful
746 "vim-account-id": None,
749 "connection-point": [],
750 "ip-address": None, # mgmt-interface filled by LCM
753 # Revision backwards compatility. Only specify the revision in the record if
754 # the original VNFD has a revision.
755 if "revision" in vnfd
:
756 vnfr_descriptor
["revision"] = vnfd
["revision"]
758 vnf_k8s_namespace
= ns_k8s_namespace
760 if vnf_params
.get("k8s-namespace"):
761 vnf_k8s_namespace
= vnf_params
["k8s-namespace"]
762 if vnf_params
.get("config-units"):
763 vnfr_descriptor
["config-units"] = vnf_params
["config-units"]
766 if vnfd
.get("int-virtual-link-desc"):
767 vnfr_descriptor
["vld"] = []
768 for vnfd_vld
in vnfd
.get("int-virtual-link-desc"):
769 vnfr_descriptor
["vld"].append({key
: vnfd_vld
[key
] for key
in vnfd_vld
})
771 for cp
in vnfd
.get("ext-cpd", ()):
773 "name": cp
.get("id"),
774 "connection-point-id": cp
.get("int-cpd", {}).get("cpd"),
775 "connection-point-vdu-id": cp
.get("int-cpd", {}).get("vdu-id"),
777 # "ip-address", "mac-address" # filled by LCM
778 # vim-id # TODO it would be nice having a vim port id
780 vnfr_descriptor
["connection-point"].append(vnf_cp
)
782 # Create k8s-cluster information
783 # TODO: Validate if a k8s-cluster net can have more than one ext-cpd ?
784 if vnfd
.get("k8s-cluster"):
785 vnfr_descriptor
["k8s-cluster"] = vnfd
["k8s-cluster"]
786 all_k8s_cluster_nets_cpds
= {}
787 for cpd
in get_iterable(vnfd
.get("ext-cpd")):
788 if cpd
.get("k8s-cluster-net"):
789 all_k8s_cluster_nets_cpds
[cpd
.get("k8s-cluster-net")] = cpd
.get(
792 for net
in get_iterable(vnfr_descriptor
["k8s-cluster"].get("nets")):
793 if net
.get("id") in all_k8s_cluster_nets_cpds
:
794 net
["external-connection-point-ref"] = all_k8s_cluster_nets_cpds
[
799 for kdu
in get_iterable(vnfd
.get("kdu")):
800 additional_params
, kdu_params
= self
._format
_additional
_params
(
801 ns_request
, vnf_index
, kdu_name
=kdu
["name"], descriptor
=vnfd
803 kdu_k8s_namespace
= vnf_k8s_namespace
804 kdu_model
= kdu_params
.get("kdu_model") if kdu_params
else None
805 if kdu_params
and kdu_params
.get("k8s-namespace"):
806 kdu_k8s_namespace
= kdu_params
["k8s-namespace"]
808 kdu_deployment_name
= ""
809 if kdu_params
and kdu_params
.get("kdu-deployment-name"):
810 kdu_deployment_name
= kdu_params
.get("kdu-deployment-name")
813 "additionalParams": additional_params
,
814 "k8s-namespace": kdu_k8s_namespace
,
815 "kdu-deployment-name": kdu_deployment_name
,
816 "kdu-name": kdu
["name"],
817 # TODO "name": "" Name of the VDU in the VIM
818 "ip-address": None, # mgmt-interface filled by LCM
821 if kdu_params
and kdu_params
.get("config-units"):
822 kdur
["config-units"] = kdu_params
["config-units"]
823 if kdu
.get("helm-version"):
824 kdur
["helm-version"] = kdu
["helm-version"]
825 for k8s_type
in ("helm-chart", "juju-bundle"):
826 if kdu
.get(k8s_type
):
827 kdur
[k8s_type
] = kdu_model
or kdu
[k8s_type
]
828 if not vnfr_descriptor
.get("kdur"):
829 vnfr_descriptor
["kdur"] = []
830 vnfr_descriptor
["kdur"].append(kdur
)
832 vnfd_mgmt_cp
= vnfd
.get("mgmt-cp")
834 for vdu
in vnfd
.get("vdu", ()):
837 configs
= vnfd
.get("df")[0]["lcm-operations-configuration"][
838 "operate-vnf-op-config"
840 vdu_config
= utils
.find_in_list(
841 configs
, lambda config
: config
["id"] == vdu
["id"]
847 vdu_instantiation_level
= utils
.find_in_list(
848 vnfd
.get("df")[0]["instantiation-level"][0]["vdu-level"],
849 lambda a_vdu_profile
: a_vdu_profile
["vdu-id"] == vdu
["id"],
852 vdu_instantiation_level
= None
855 external_connection_ee
= utils
.filter_in_list(
856 vdu_config
.get("execution-environment-list", []),
857 lambda ee
: "external-connection-point-ref" in ee
,
859 for ee
in external_connection_ee
:
860 vdu_mgmt_cp
.append(ee
["external-connection-point-ref"])
862 additional_params
, vdu_params
= self
._format
_additional
_params
(
863 ns_request
, vnf_index
, vdu_id
=vdu
["id"], descriptor
=vnfd
867 vdu_virtual_storage_descriptors
= utils
.filter_in_list(
868 vnfd
.get("virtual-storage-desc", []),
869 lambda stg_desc
: stg_desc
["id"] in vdu
["virtual-storage-desc"],
872 vdu_virtual_storage_descriptors
= []
874 "vdu-id-ref": vdu
["id"],
875 # TODO "name": "" Name of the VDU in the VIM
876 "ip-address": None, # mgmt-interface filled by LCM
877 # "vim-id", "flavor-id", "image-id", "management-ip" # filled by LCM
878 "internal-connection-point": [],
880 "additionalParams": additional_params
,
881 "vdu-name": vdu
["name"],
882 "virtual-storages": vdu_virtual_storage_descriptors
,
884 if vdu_params
and vdu_params
.get("config-units"):
885 vdur
["config-units"] = vdu_params
["config-units"]
886 if deep_get(vdu
, ("supplemental-boot-data", "boot-data-drive")):
887 vdur
["boot-data-drive"] = vdu
["supplemental-boot-data"][
890 if vdu
.get("pdu-type"):
891 vdur
["pdu-type"] = vdu
["pdu-type"]
892 vdur
["name"] = vdu
["pdu-type"]
893 # TODO volumes: name, volume-id
894 for icp
in vdu
.get("int-cpd", ()):
897 "connection-point-id": icp
["id"],
898 "name": icp
.get("id"),
901 vdur
["internal-connection-point"].append(vdu_icp
)
903 for iface
in icp
.get("virtual-network-interface-requirement", ()):
904 # Name, mac-address and interface position is taken from VNFD
905 # and included into VNFR. By this way RO can process this information
906 # while creating the VDU.
907 iface_fields
= ("name", "mac-address", "position", "ip-address")
909 x
: iface
[x
] for x
in iface_fields
if iface
.get(x
) is not None
912 vdu_iface
["internal-connection-point-ref"] = vdu_icp
["id"]
913 if "port-security-enabled" in icp
:
914 vdu_iface
["port-security-enabled"] = icp
[
915 "port-security-enabled"
918 if "port-security-disable-strategy" in icp
:
919 vdu_iface
["port-security-disable-strategy"] = icp
[
920 "port-security-disable-strategy"
923 for ext_cp
in vnfd
.get("ext-cpd", ()):
924 if not ext_cp
.get("int-cpd"):
926 if ext_cp
["int-cpd"].get("vdu-id") != vdu
["id"]:
928 if icp
["id"] == ext_cp
["int-cpd"].get("cpd"):
929 vdu_iface
["external-connection-point-ref"] = ext_cp
.get(
933 if "port-security-enabled" in ext_cp
:
934 vdu_iface
["port-security-enabled"] = ext_cp
[
935 "port-security-enabled"
938 if "port-security-disable-strategy" in ext_cp
:
939 vdu_iface
["port-security-disable-strategy"] = ext_cp
[
940 "port-security-disable-strategy"
947 and vdu_iface
.get("external-connection-point-ref")
950 vdu_iface
["mgmt-vnf"] = True
951 vdu_iface
["mgmt-interface"] = True
953 for ecp
in vdu_mgmt_cp
:
954 if vdu_iface
.get("external-connection-point-ref") == ecp
:
955 vdu_iface
["mgmt-interface"] = True
957 if iface
.get("virtual-interface"):
958 vdu_iface
.update(deepcopy(iface
["virtual-interface"]))
960 # look for network where this interface is connected
961 iface_ext_cp
= vdu_iface
.get("external-connection-point-ref")
963 # TODO: Change for multiple df support
964 for df
in get_iterable(nsd
.get("df")):
965 for vnf_profile
in get_iterable(df
.get("vnf-profile")):
966 for vlc_index
, vlc
in enumerate(
968 vnf_profile
.get("virtual-link-connectivity")
971 for cpd
in get_iterable(
972 vlc
.get("constituent-cpd-id")
975 cpd
.get("constituent-cpd-id")
978 vdu_iface
["ns-vld-id"] = vlc
.get(
979 "virtual-link-profile-id"
981 # if iface type is SRIOV or PASSTHROUGH, set pci-interfaces flag to True
982 if vdu_iface
.get("type") in (
986 nsr_descriptor
["vld"][vlc_index
][
990 elif vdu_iface
.get("internal-connection-point-ref"):
991 vdu_iface
["vnf-vld-id"] = icp
.get("int-virtual-link-desc")
992 # TODO: store fixed IP address in the record (if it exists in the ICP)
993 # if iface type is SRIOV or PASSTHROUGH, set pci-interfaces flag to True
994 if vdu_iface
.get("type") in ("SR-IOV", "PCI-PASSTHROUGH"):
995 ivld_index
= utils
.find_index_in_list(
996 vnfd
.get("int-virtual-link-desc", ()),
997 lambda ivld
: ivld
["id"]
998 == icp
.get("int-virtual-link-desc"),
1000 vnfr_descriptor
["vld"][ivld_index
]["pci-interfaces"] = True
1002 vdur
["interfaces"].append(vdu_iface
)
1004 if vdu
.get("sw-image-desc"):
1005 sw_image
= utils
.find_in_list(
1006 vnfd
.get("sw-image-desc", ()),
1007 lambda image
: image
["id"] == vdu
.get("sw-image-desc"),
1009 nsr_sw_image_data
= utils
.find_in_list(
1010 nsr_descriptor
["image"],
1011 lambda nsr_image
: (nsr_image
.get("image") == sw_image
.get("image")),
1013 vdur
["ns-image-id"] = nsr_sw_image_data
["id"]
1015 if vdu
.get("alternative-sw-image-desc"):
1017 for alt_image_id
in vdu
.get("alternative-sw-image-desc", ()):
1018 sw_image
= utils
.find_in_list(
1019 vnfd
.get("sw-image-desc", ()),
1020 lambda image
: image
["id"] == alt_image_id
,
1022 nsr_sw_image_data
= utils
.find_in_list(
1023 nsr_descriptor
["image"],
1025 nsr_image
.get("image") == sw_image
.get("image")
1028 alt_image_ids
.append(nsr_sw_image_data
["id"])
1029 vdur
["alt-image-ids"] = alt_image_ids
1031 revision
= revision
if revision
is not None else 1
1032 flavor_data_name
= (
1033 vdu
["id"][:56] + "-" + vnf_index
+ "-" + str(revision
) + "-flv"
1035 nsr_flavor_desc
= utils
.find_in_list(
1036 nsr_descriptor
["flavor"],
1037 lambda flavor
: flavor
["name"] == flavor_data_name
,
1041 vdur
["ns-flavor-id"] = nsr_flavor_desc
["id"]
1043 # Adding Shared Volume information to vdur
1044 if vdur
.get("virtual-storages"):
1046 for vsd
in vdur
["virtual-storages"]:
1047 if vsd
.get("vdu-storage-requirements"):
1049 vsd
["vdu-storage-requirements"][0].get("key")
1051 and vsd
["vdu-storage-requirements"][0].get("value")
1054 nsr_sv
.append(vsd
["id"])
1056 vdur
["shared-volumes-id"] = nsr_sv
1058 # Adding Affinity groups information to vdur
1060 vdu_profile_affinity_group
= utils
.find_in_list(
1061 vnfd
.get("df")[0]["vdu-profile"],
1062 lambda a_vdu
: a_vdu
["id"] == vdu
["id"],
1065 vdu_profile_affinity_group
= None
1067 if vdu_profile_affinity_group
:
1068 affinity_group_ids
= []
1069 for affinity_group
in vdu_profile_affinity_group
.get(
1070 "affinity-or-anti-affinity-group", ()
1072 vdu_affinity_group
= utils
.find_in_list(
1073 vdu_profile_affinity_group
.get(
1074 "affinity-or-anti-affinity-group", ()
1076 lambda ag_fp
: ag_fp
["id"] == affinity_group
["id"],
1078 nsr_affinity_group
= utils
.find_in_list(
1079 nsr_descriptor
["affinity-or-anti-affinity-group"],
1081 nsr_ag
.get("ag-id") == vdu_affinity_group
.get("id")
1082 and nsr_ag
.get("member-vnf-index")
1083 == vnfr_descriptor
.get("member-vnf-index-ref")
1086 # Update Affinity Group VIM name if VDU instantiation parameter is present
1087 if vnf_params
and vnf_params
.get("affinity-or-anti-affinity-group"):
1088 vnf_params_affinity_group
= utils
.find_in_list(
1089 vnf_params
["affinity-or-anti-affinity-group"],
1091 vnfp_ag
.get("id") == vdu_affinity_group
.get("id")
1094 if vnf_params_affinity_group
.get("vim-affinity-group-id"):
1096 "vim-affinity-group-id"
1097 ] = vnf_params_affinity_group
["vim-affinity-group-id"]
1098 affinity_group_ids
.append(nsr_affinity_group
["id"])
1099 vdur
["affinity-or-anti-affinity-group-id"] = affinity_group_ids
1101 if vdu_instantiation_level
:
1102 count
= vdu_instantiation_level
.get("number-of-instances")
1106 for index
in range(0, count
):
1107 vdur
= deepcopy(vdur
)
1108 for iface
in vdur
["interfaces"]:
1109 if iface
.get("ip-address") and index
!= 0:
1110 iface
["ip-address"] = increment_ip_mac(iface
["ip-address"])
1111 if iface
.get("mac-address") and index
!= 0:
1112 iface
["mac-address"] = increment_ip_mac(iface
["mac-address"])
1114 vdur
["_id"] = str(uuid4())
1115 vdur
["id"] = vdur
["_id"]
1116 vdur
["count-index"] = index
1117 vnfr_descriptor
["vdur"].append(vdur
)
1118 return vnfr_descriptor
1120 def vca_status_refresh(self
, session
, ns_instance_content
, filter_q
):
1122 vcaStatus in ns_instance_content maybe stale, check if it is stale and create lcm op
1123 to refresh vca status by sending message to LCM when it is stale. Ignore otherwise.
1124 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1125 :param ns_instance_content: ns instance content
1126 :param filter_q: dict: query parameter containing vcaStatus-refresh as true or false
1129 time_now
, time_delta
= (
1131 time() - ns_instance_content
["_admin"]["modified"],
1134 isinstance(filter_q
, dict) and filter_q
.get("vcaStatusRefresh") == "true"
1136 threshold_reached
= time_delta
> 120
1137 if force_refresh
or threshold_reached
:
1138 operation
, _id
= "vca_status_refresh", ns_instance_content
["_id"]
1139 ns_instance_content
["_admin"]["modified"] = time_now
1140 self
.db
.set_one(self
.topic
, {"_id": _id
}, ns_instance_content
)
1141 nslcmop_desc
= NsLcmOpTopic
._create
_nslcmop
(_id
, operation
, None)
1143 nslcmop_desc
, session
["project_id"], make_public
=session
["public"]
1145 nslcmop_desc
["_admin"].pop("nsState")
1146 self
.msg
.write("ns", operation
, nslcmop_desc
)
1149 def show(self
, session
, _id
, filter_q
=None, api_req
=False):
1151 Get complete information on an ns instance.
1152 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1153 :param _id: string, ns instance id
1154 :param filter_q: dict: query parameter containing vcaStatusRefresh as true or false
1155 :param api_req: True if this call is serving an external API request. False if serving internal request.
1156 :return: dictionary, raise exception if not found.
1158 ns_instance_content
= super().show(session
, _id
, api_req
)
1159 self
.vca_status_refresh(session
, ns_instance_content
, filter_q
)
1160 return ns_instance_content
1162 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
1163 raise EngineException(
1164 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
1168 class VnfrTopic(BaseTopic
):
1172 def __init__(self
, db
, fs
, msg
, auth
):
1173 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
1175 def delete(self
, session
, _id
, dry_run
=False, not_send_msg
=None):
1176 raise EngineException(
1177 "Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
1180 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
1181 raise EngineException(
1182 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
1185 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
1186 # Not used because vnfrs are created and deleted by NsrTopic class directly
1187 raise EngineException(
1188 "Method new called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
1192 class NsLcmOpTopic(BaseTopic
):
1195 operation_schema
= { # mapping between operation and jsonschema to validate
1196 "instantiate": ns_instantiate
,
1197 "action": ns_action
,
1198 "update": ns_update
,
1201 "terminate": ns_terminate
,
1202 "migrate": ns_migrate
,
1203 "verticalscale": ns_verticalscale
,
1206 def __init__(self
, db
, fs
, msg
, auth
):
1207 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
1208 self
.nsrtopic
= NsrTopic(db
, fs
, msg
, auth
)
1210 def _check_ns_operation(self
, session
, nsr
, operation
, indata
):
1212 Check that user has enter right parameters for the operation
1213 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1214 :param operation: it can be: instantiate, terminate, action, update, heal
1215 :param indata: descriptor with the parameters of the operation
1218 if operation
== "action":
1219 self
._check
_action
_ns
_operation
(indata
, nsr
)
1220 elif operation
== "scale":
1221 self
._check
_scale
_ns
_operation
(indata
, nsr
)
1222 elif operation
== "update":
1223 self
._check
_update
_ns
_operation
(indata
, nsr
)
1224 elif operation
== "heal":
1225 self
._check
_heal
_ns
_operation
(indata
, nsr
)
1226 elif operation
== "instantiate":
1227 self
._check
_instantiate
_ns
_operation
(indata
, nsr
, session
)
1229 def _check_action_ns_operation(self
, indata
, nsr
):
1231 # check vnf_member_index
1232 if indata
.get("vnf_member_index"):
1233 indata
["member_vnf_index"] = indata
.pop(
1235 ) # for backward compatibility
1236 if indata
.get("member_vnf_index"):
1237 vnfd
= self
._get
_vnfd
_from
_vnf
_member
_index
(
1238 indata
["member_vnf_index"], nsr
["_id"]
1241 configs
= vnfd
.get("df")[0]["lcm-operations-configuration"][
1242 "operate-vnf-op-config"
1247 if indata
.get("vdu_id"):
1248 self
._check
_valid
_vdu
(vnfd
, indata
["vdu_id"])
1249 descriptor_configuration
= utils
.find_in_list(
1250 configs
, lambda config
: config
["id"] == indata
["vdu_id"]
1252 elif indata
.get("kdu_name"):
1253 self
._check
_valid
_kdu
(vnfd
, indata
["kdu_name"])
1254 descriptor_configuration
= utils
.find_in_list(
1255 configs
, lambda config
: config
["id"] == indata
.get("kdu_name")
1258 descriptor_configuration
= utils
.find_in_list(
1259 configs
, lambda config
: config
["id"] == vnfd
["id"]
1261 if descriptor_configuration
is not None:
1262 descriptor_configuration
= descriptor_configuration
.get(
1266 descriptor_configuration
= nsd
.get("ns-configuration", {}).get(
1270 # For k8s allows default primitives without validating the parameters
1271 if indata
.get("kdu_name") and indata
["primitive"] in (
1278 # TODO should be checked that rollback only can contains revsision_numbe????
1279 if not indata
.get("member_vnf_index"):
1280 raise EngineException(
1281 "Missing action parameter 'member_vnf_index' for default KDU primitive '{}'".format(
1286 # if not, check primitive
1287 for config_primitive
in get_iterable(descriptor_configuration
):
1288 if indata
["primitive"] == config_primitive
["name"]:
1289 # check needed primitive_params are provided
1290 if indata
.get("primitive_params"):
1291 in_primitive_params_copy
= copy(indata
["primitive_params"])
1293 in_primitive_params_copy
= {}
1294 for paramd
in get_iterable(config_primitive
.get("parameter")):
1295 if paramd
["name"] in in_primitive_params_copy
:
1296 del in_primitive_params_copy
[paramd
["name"]]
1297 elif not paramd
.get("default-value"):
1298 raise EngineException(
1299 "Needed parameter {} not provided for primitive '{}'".format(
1300 paramd
["name"], indata
["primitive"]
1303 # check no extra primitive params are provided
1304 if in_primitive_params_copy
:
1305 raise EngineException(
1306 "parameter/s '{}' not present at vnfd /nsd for primitive '{}'".format(
1307 list(in_primitive_params_copy
.keys()), indata
["primitive"]
1312 raise EngineException(
1313 "Invalid primitive '{}' is not present at vnfd/nsd".format(
1318 def _check_update_ns_operation(self
, indata
, nsr
) -> None:
1319 """Validates the ns-update request according to updateType
1321 If updateType is CHANGE_VNFPKG:
1322 - it checks the vnfInstanceId, whether it's available under ns instance
1323 - it checks the vnfdId whether it matches with the vnfd-id in the vnf-record of specified VNF.
1324 Otherwise exception will be raised.
1325 If updateType is REMOVE_VNF:
1326 - it checks if the vnfInstanceId is available in the ns instance
1327 - Otherwise exception will be raised.
1330 indata: includes updateType such as CHANGE_VNFPKG,
1331 nsr: network service record
1335 a meaningful error if given update parameters are not proper such as
1336 "Error in validating ns-update request: <ID> does not match
1337 with the vnfd-id of vnfinstance
1338 http_code=HTTPStatus.UNPROCESSABLE_ENTITY"
1342 if indata
["updateType"] == "CHANGE_VNFPKG":
1343 # vnfInstanceId, nsInstanceId, vnfdId are mandatory
1344 vnf_instance_id
= indata
["changeVnfPackageData"]["vnfInstanceId"]
1345 ns_instance_id
= indata
["nsInstanceId"]
1346 vnfd_id_2update
= indata
["changeVnfPackageData"]["vnfdId"]
1348 if vnf_instance_id
not in nsr
["constituent-vnfr-ref"]:
1349 raise EngineException(
1350 f
"Error in validating ns-update request: vnf {vnf_instance_id} does not "
1351 f
"belong to NS {ns_instance_id}",
1352 http_code
=HTTPStatus
.UNPROCESSABLE_ENTITY
,
1355 # Getting vnfrs through the ns_instance_id
1356 vnfrs
= self
.db
.get_list("vnfrs", {"nsr-id-ref": ns_instance_id
})
1357 constituent_vnfd_id
= next(
1361 if vnfr
["id"] == vnf_instance_id
1366 # Check the given vnfd-id belongs to given vnf instance
1367 if constituent_vnfd_id
and (vnfd_id_2update
!= constituent_vnfd_id
):
1368 raise EngineException(
1369 f
"Error in validating ns-update request: vnfd-id {vnfd_id_2update} does not "
1370 f
"match with the vnfd-id: {constituent_vnfd_id} of VNF instance: {vnf_instance_id}",
1371 http_code
=HTTPStatus
.UNPROCESSABLE_ENTITY
,
1374 # Validating the ns update timeout
1376 indata
.get("timeout_ns_update")
1377 and indata
["timeout_ns_update"] < 300
1379 raise EngineException(
1380 "Error in validating ns-update request: {} second is not enough "
1381 "to upgrade the VNF instance: {}".format(
1382 indata
["timeout_ns_update"], vnf_instance_id
1384 http_code
=HTTPStatus
.UNPROCESSABLE_ENTITY
,
1386 elif indata
["updateType"] == "REMOVE_VNF":
1387 vnf_instance_id
= indata
["removeVnfInstanceId"]
1388 ns_instance_id
= indata
["nsInstanceId"]
1389 if vnf_instance_id
not in nsr
["constituent-vnfr-ref"]:
1390 raise EngineException(
1391 "Invalid VNF Instance Id. '{}' is not "
1392 "present in the NS '{}'".format(vnf_instance_id
, ns_instance_id
)
1403 "Ns update request could not be processed with error: {}.".format(e
)
1406 def _check_scale_ns_operation(self
, indata
, nsr
):
1407 vnfd
= self
._get
_vnfd
_from
_vnf
_member
_index
(
1408 indata
["scaleVnfData"]["scaleByStepData"]["member-vnf-index"], nsr
["_id"]
1410 for scaling_aspect
in get_iterable(vnfd
.get("df", ())[0]["scaling-aspect"]):
1412 indata
["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"]
1413 == scaling_aspect
["id"]
1417 raise EngineException(
1418 "Invalid scaleVnfData:scaleByStepData:scaling-group-descriptor '{}' is not "
1419 "present at vnfd:scaling-aspect".format(
1420 indata
["scaleVnfData"]["scaleByStepData"][
1421 "scaling-group-descriptor"
1426 def _check_heal_ns_operation(self
, indata
, nsr
):
1429 def _check_instantiate_ns_operation(self
, indata
, nsr
, session
):
1430 vnf_member_index_to_vnfd
= {} # map between vnf_member_index to vnf descriptor.
1434 self
._check
_valid
_vim
_account
(indata
["vimAccountId"], vim_accounts
, session
)
1435 self
._check
_valid
_wim
_account
(indata
.get("wimAccountId"), wim_accounts
, session
)
1436 for in_vnf
in get_iterable(indata
.get("vnf")):
1437 member_vnf_index
= in_vnf
["member-vnf-index"]
1438 if vnf_member_index_to_vnfd
.get(member_vnf_index
):
1439 vnfd
= vnf_member_index_to_vnfd
[member_vnf_index
]
1441 vnfd
= self
._get
_vnfd
_from
_vnf
_member
_index
(
1442 member_vnf_index
, nsr
["_id"]
1444 vnf_member_index_to_vnfd
[
1446 ] = vnfd
# add to cache, avoiding a later look for
1447 self
._check
_vnf
_instantiation
_params
(in_vnf
, vnfd
)
1448 if in_vnf
.get("vimAccountId"):
1449 self
._check
_valid
_vim
_account
(
1450 in_vnf
["vimAccountId"], vim_accounts
, session
1453 for in_vld
in get_iterable(indata
.get("vld")):
1454 self
._check
_valid
_wim
_account
(
1455 in_vld
.get("wimAccountId"), wim_accounts
, session
1457 for vldd
in get_iterable(nsd
.get("virtual-link-desc")):
1458 if in_vld
["name"] == vldd
["id"]:
1461 raise EngineException(
1462 "Invalid parameter vld:name='{}' is not present at nsd:vld".format(
1467 def _get_vnfd_from_vnf_member_index(self
, member_vnf_index
, nsr_id
):
1468 # Obtain vnf descriptor. The vnfr is used to get the vnfd._id used for this member_vnf_index
1469 vnfr
= self
.db
.get_one(
1471 {"nsr-id-ref": nsr_id
, "member-vnf-index-ref": member_vnf_index
},
1472 fail_on_empty
=False,
1475 raise EngineException(
1476 "Invalid parameter member_vnf_index='{}' is not one of the "
1477 "nsd:constituent-vnfd".format(member_vnf_index
)
1480 # Backwards compatibility: if there is no revision, get it from the one and only VNFD entry
1481 if "revision" in vnfr
:
1482 vnfd_revision
= vnfr
["vnfd-id"] + ":" + str(vnfr
["revision"])
1483 vnfd
= self
.db
.get_one(
1484 "vnfds_revisions", {"_id": vnfd_revision
}, fail_on_empty
=False
1487 vnfd
= self
.db
.get_one(
1488 "vnfds", {"_id": vnfr
["vnfd-id"]}, fail_on_empty
=False
1492 raise EngineException(
1493 "vnfd id={} has been deleted!. Operation cannot be performed".format(
1499 def _check_valid_vdu(self
, vnfd
, vdu_id
):
1500 for vdud
in get_iterable(vnfd
.get("vdu")):
1501 if vdud
["id"] == vdu_id
:
1504 raise EngineException(
1505 "Invalid parameter vdu_id='{}' not present at vnfd:vdu:id".format(
1510 def _check_valid_kdu(self
, vnfd
, kdu_name
):
1511 for kdud
in get_iterable(vnfd
.get("kdu")):
1512 if kdud
["name"] == kdu_name
:
1515 raise EngineException(
1516 "Invalid parameter kdu_name='{}' not present at vnfd:kdu:name".format(
1521 def _check_vnf_instantiation_params(self
, in_vnf
, vnfd
):
1522 for in_vdu
in get_iterable(in_vnf
.get("vdu")):
1523 for vdu
in get_iterable(vnfd
.get("vdu")):
1524 if in_vdu
["id"] == vdu
["id"]:
1525 for volume
in get_iterable(in_vdu
.get("volume")):
1526 for volumed
in get_iterable(vdu
.get("virtual-storage-desc")):
1527 if volumed
== volume
["name"]:
1530 raise EngineException(
1531 "Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}']:"
1532 "volume:name='{}' is not present at "
1533 "vnfd:vdu:virtual-storage-desc list".format(
1534 in_vnf
["member-vnf-index"],
1540 vdu_if_names
= set()
1541 for cpd
in get_iterable(vdu
.get("int-cpd")):
1542 for iface
in get_iterable(
1543 cpd
.get("virtual-network-interface-requirement")
1545 vdu_if_names
.add(iface
.get("name"))
1547 for in_iface
in get_iterable(in_vdu
.get("interface")):
1548 if in_iface
["name"] in vdu_if_names
:
1551 raise EngineException(
1552 "Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}']:"
1553 "int-cpd[id='{}'] is not present at vnfd:vdu:int-cpd".format(
1554 in_vnf
["member-vnf-index"],
1562 raise EngineException(
1563 "Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}'] is not present "
1564 "at vnfd:vdu".format(in_vnf
["member-vnf-index"], in_vdu
["id"])
1568 ivld
.get("id"): set()
1569 for ivld
in get_iterable(vnfd
.get("int-virtual-link-desc"))
1571 for vdu
in vnfd
.get("vdu", {}):
1572 for cpd
in vdu
.get("int-cpd", {}):
1573 if cpd
.get("int-virtual-link-desc"):
1574 vnfd_ivlds_cpds
[cpd
.get("int-virtual-link-desc")] = cpd
.get("id")
1576 for in_ivld
in get_iterable(in_vnf
.get("internal-vld")):
1577 if in_ivld
.get("name") in vnfd_ivlds_cpds
:
1578 for in_icp
in get_iterable(in_ivld
.get("internal-connection-point")):
1579 if in_icp
["id-ref"] in vnfd_ivlds_cpds
[in_ivld
.get("name")]:
1582 raise EngineException(
1583 "Invalid parameter vnf[member-vnf-index='{}']:internal-vld[name"
1584 "='{}']:internal-connection-point[id-ref:'{}'] is not present at "
1585 "vnfd:internal-vld:name/id:internal-connection-point".format(
1586 in_vnf
["member-vnf-index"],
1592 raise EngineException(
1593 "Invalid parameter vnf[member-vnf-index='{}']:internal-vld:name='{}'"
1594 " is not present at vnfd '{}'".format(
1595 in_vnf
["member-vnf-index"], in_ivld
["name"], vnfd
["id"]
1599 def _check_valid_vim_account(self
, vim_account
, vim_accounts
, session
):
1600 if vim_account
in vim_accounts
:
1603 db_filter
= self
._get
_project
_filter
(session
)
1604 db_filter
["_id"] = vim_account
1605 self
.db
.get_one("vim_accounts", db_filter
)
1607 raise EngineException(
1608 "Invalid vimAccountId='{}' not present for the project".format(
1612 vim_accounts
.append(vim_account
)
1614 def _get_vim_account(self
, vim_id
: str, session
):
1616 db_filter
= self
._get
_project
_filter
(session
)
1617 db_filter
["_id"] = vim_id
1618 return self
.db
.get_one("vim_accounts", db_filter
)
1620 raise EngineException(
1621 "Invalid vimAccountId='{}' not present for the project".format(vim_id
)
1624 def _check_valid_wim_account(self
, wim_account
, wim_accounts
, session
):
1625 if not isinstance(wim_account
, str):
1627 if wim_account
in wim_accounts
:
1630 db_filter
= self
._get
_project
_filter
(session
)
1631 db_filter
["_id"] = wim_account
1632 self
.db
.get_one("wim_accounts", db_filter
)
1634 raise EngineException(
1635 "Invalid wimAccountId='{}' not present for the project".format(
1639 wim_accounts
.append(wim_account
)
1642 self
, session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
1645 Look for a free PDU in the catalog matching vdur type and interfaces. Fills vnfr.vdur with the interface
1646 (ip_address, ...) information.
1647 Modifies PDU _admin.usageState to 'IN_USE'
1648 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1649 :param rollback: list with the database modifications to rollback if needed
1650 :param vnfr: vnfr to be updated. It is modified with pdu interface info if pdu is found
1651 :param vim_account: vim_account where this vnfr should be deployed
1652 :param vnfr_update: dictionary filled by this method with changes to be done at database vnfr
1653 :param vnfr_update_rollback: dictionary filled by this method with original content of vnfr in case a rollback
1654 of the changed vnfr is needed
1656 :return: List of PDU interfaces that are connected to an existing VIM network. Each item contains:
1657 "vim-network-name": used at VIM
1658 "name": interface name
1659 "vnf-vld-id": internal VNFD vld where this interface is connected, or
1660 "ns-vld-id": NSD vld where this interface is connected.
1661 NOTE: One, and only one between 'vnf-vld-id' and 'ns-vld-id' contains a value. The other will be None
1664 ifaces_forcing_vim_network
= []
1665 for vdur_index
, vdur
in enumerate(get_iterable(vnfr
.get("vdur"))):
1666 if not vdur
.get("pdu-type"):
1668 pdu_type
= vdur
.get("pdu-type")
1669 pdu_filter
= self
._get
_project
_filter
(session
)
1670 pdu_filter
["vim_accounts"] = vim_account
1671 pdu_filter
["type"] = pdu_type
1672 pdu_filter
["_admin.operationalState"] = "ENABLED"
1673 pdu_filter
["_admin.usageState"] = "NOT_IN_USE"
1674 # TODO feature 1417: "shared": True,
1676 available_pdus
= self
.db
.get_list("pdus", pdu_filter
)
1677 for pdu
in available_pdus
:
1678 # step 1 check if this pdu contains needed interfaces:
1679 match_interfaces
= True
1680 for vdur_interface
in vdur
["interfaces"]:
1681 for pdu_interface
in pdu
["interfaces"]:
1682 if pdu_interface
["name"] == vdur_interface
["name"]:
1683 # TODO feature 1417: match per mgmt type
1685 else: # no interface found for name
1686 match_interfaces
= False
1688 if match_interfaces
:
1691 raise EngineException(
1692 "No PDU of type={} at vim_account={} found for member_vnf_index={}, vdu={} matching interface "
1696 vnfr
["member-vnf-index-ref"],
1701 # step 2. Update pdu
1703 "_admin.usageState": pdu
["_admin"]["usageState"],
1704 "_admin.usage.vnfr_id": None,
1705 "_admin.usage.nsr_id": None,
1706 "_admin.usage.vdur": None,
1710 {"_id": pdu
["_id"]},
1712 "_admin.usageState": "IN_USE",
1714 "vnfr_id": vnfr
["_id"],
1715 "nsr_id": vnfr
["nsr-id-ref"],
1716 "vdur": vdur
["vdu-id-ref"],
1725 "content": rollback_pdu
,
1729 # step 3. Fill vnfr info by filling vdur
1730 vdu_text
= "vdur.{}".format(vdur_index
)
1731 vnfr_update_rollback
[vdu_text
+ ".pdu-id"] = None
1732 vnfr_update
[vdu_text
+ ".pdu-id"] = pdu
["_id"]
1733 for iface_index
, vdur_interface
in enumerate(vdur
["interfaces"]):
1734 for pdu_interface
in pdu
["interfaces"]:
1735 if pdu_interface
["name"] == vdur_interface
["name"]:
1736 iface_text
= vdu_text
+ ".interfaces.{}".format(iface_index
)
1737 for k
, v
in pdu_interface
.items():
1741 ): # TODO: switch-xxxxx must be inserted
1742 vnfr_update
[iface_text
+ ".{}".format(k
)] = v
1743 vnfr_update_rollback
[
1744 iface_text
+ ".{}".format(k
)
1745 ] = vdur_interface
.get(v
)
1746 if pdu_interface
.get("ip-address"):
1747 if vdur_interface
.get(
1749 ) or vdur_interface
.get("mgmt-vnf"):
1750 vnfr_update_rollback
[
1751 vdu_text
+ ".ip-address"
1752 ] = vdur
.get("ip-address")
1753 vnfr_update
[vdu_text
+ ".ip-address"] = pdu_interface
[
1756 if vdur_interface
.get("mgmt-vnf"):
1757 vnfr_update_rollback
["ip-address"] = vnfr
.get(
1760 vnfr_update
["ip-address"] = pdu_interface
["ip-address"]
1761 vnfr_update
[vdu_text
+ ".ip-address"] = pdu_interface
[
1764 if pdu_interface
.get("vim-network-name") or pdu_interface
.get(
1767 ifaces_forcing_vim_network
.append(
1769 "name": vdur_interface
.get("vnf-vld-id")
1770 or vdur_interface
.get("ns-vld-id"),
1771 "vnf-vld-id": vdur_interface
.get("vnf-vld-id"),
1772 "ns-vld-id": vdur_interface
.get("ns-vld-id"),
1775 if pdu_interface
.get("vim-network-id"):
1776 ifaces_forcing_vim_network
[-1][
1778 ] = pdu_interface
["vim-network-id"]
1779 if pdu_interface
.get("vim-network-name"):
1780 ifaces_forcing_vim_network
[-1][
1782 ] = pdu_interface
["vim-network-name"]
1785 return ifaces_forcing_vim_network
1787 def _look_for_k8scluster(
1788 self
, session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
1791 Look for an available k8scluster for all the kuds in the vnfd matching version and cni requirements.
1792 Fills vnfr.kdur with the selected k8scluster
1794 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1795 :param rollback: list with the database modifications to rollback if needed
1796 :param vnfr: vnfr to be updated. It is modified with pdu interface info if pdu is found
1797 :param vim_account: vim_account where this vnfr should be deployed
1798 :param vnfr_update: dictionary filled by this method with changes to be done at database vnfr
1799 :param vnfr_update_rollback: dictionary filled by this method with original content of vnfr in case a rollback
1800 of the changed vnfr is needed
1802 :return: List of KDU interfaces that are connected to an existing VIM network. Each item contains:
1803 "vim-network-name": used at VIM
1804 "name": interface name
1805 "vnf-vld-id": internal VNFD vld where this interface is connected, or
1806 "ns-vld-id": NSD vld where this interface is connected.
1807 NOTE: One, and only one between 'vnf-vld-id' and 'ns-vld-id' contains a value. The other will be None
1810 ifaces_forcing_vim_network
= []
1811 if not vnfr
.get("kdur"):
1812 return ifaces_forcing_vim_network
1814 kdu_filter
= self
._get
_project
_filter
(session
)
1815 kdu_filter
["vim_account"] = vim_account
1816 # TODO kdu_filter["_admin.operationalState"] = "ENABLED"
1817 available_k8sclusters
= self
.db
.get_list("k8sclusters", kdu_filter
)
1819 k8s_requirements
= {} # just for logging
1820 for k8scluster
in available_k8sclusters
:
1821 if not vnfr
.get("k8s-cluster"):
1824 if vnfr
["k8s-cluster"].get("cni"):
1825 k8s_requirements
["cni"] = vnfr
["k8s-cluster"]["cni"]
1826 if not set(vnfr
["k8s-cluster"]["cni"]).intersection(
1827 k8scluster
.get("cni", ())
1830 # restrict by version
1831 if vnfr
["k8s-cluster"].get("version"):
1832 k8s_requirements
["version"] = vnfr
["k8s-cluster"]["version"]
1833 if k8scluster
.get("k8s_version") not in vnfr
["k8s-cluster"]["version"]:
1835 # restrict by number of networks
1836 if vnfr
["k8s-cluster"].get("nets"):
1837 k8s_requirements
["networks"] = len(vnfr
["k8s-cluster"]["nets"])
1838 if not k8scluster
.get("nets") or len(k8scluster
["nets"]) < len(
1839 vnfr
["k8s-cluster"]["nets"]
1844 raise EngineException(
1845 "No k8scluster with requirements='{}' at vim_account={} found for member_vnf_index={}".format(
1846 k8s_requirements
, vim_account
, vnfr
["member-vnf-index-ref"]
1850 for kdur_index
, kdur
in enumerate(get_iterable(vnfr
.get("kdur"))):
1851 # step 3. Fill vnfr info by filling kdur
1852 kdu_text
= "kdur.{}.".format(kdur_index
)
1853 vnfr_update_rollback
[kdu_text
+ "k8s-cluster.id"] = None
1854 vnfr_update
[kdu_text
+ "k8s-cluster.id"] = k8scluster
["_id"]
1856 # step 4. Check VIM networks that forces the selected k8s_cluster
1857 if vnfr
.get("k8s-cluster") and vnfr
["k8s-cluster"].get("nets"):
1858 k8scluster_net_list
= list(k8scluster
.get("nets").keys())
1859 for net_index
, kdur_net
in enumerate(vnfr
["k8s-cluster"]["nets"]):
1860 # get a network from k8s_cluster nets. If name matches use this, if not use other
1861 if kdur_net
["id"] in k8scluster_net_list
: # name matches
1862 vim_net
= k8scluster
["nets"][kdur_net
["id"]]
1863 k8scluster_net_list
.remove(kdur_net
["id"])
1865 vim_net
= k8scluster
["nets"][k8scluster_net_list
[0]]
1866 k8scluster_net_list
.pop(0)
1867 vnfr_update_rollback
[
1868 "k8s-cluster.nets.{}.vim_net".format(net_index
)
1870 vnfr_update
["k8s-cluster.nets.{}.vim_net".format(net_index
)] = vim_net
1872 kdur_net
.get("vnf-vld-id") or kdur_net
.get("ns-vld-id")
1874 ifaces_forcing_vim_network
.append(
1876 "name": kdur_net
.get("vnf-vld-id")
1877 or kdur_net
.get("ns-vld-id"),
1878 "vnf-vld-id": kdur_net
.get("vnf-vld-id"),
1879 "ns-vld-id": kdur_net
.get("ns-vld-id"),
1880 "vim-network-name": vim_net
, # TODO can it be vim-network-id ???
1883 # TODO check that this forcing is not incompatible with other forcing
1884 return ifaces_forcing_vim_network
1886 def _update_vnfrs_from_nsd(self
, nsr
):
1887 step
= "Getting vnf_profiles from nsd" # first step must be defined outside try
1892 vnf_profiles
= nsd
.get("df", [{}])[0].get("vnf-profile", ())
1893 vld_fixed_ip_connection_point_data
= {}
1895 step
= "Getting ip-address info from vnf_profile if it exists"
1896 for vnfp
in vnf_profiles
:
1897 # Checking ip-address info from nsd.vnf_profile and storing
1898 for vlc
in vnfp
.get("virtual-link-connectivity", ()):
1899 for cpd
in vlc
.get("constituent-cpd-id", ()):
1900 if cpd
.get("ip-address"):
1901 step
= "Storing ip-address info"
1902 vld_fixed_ip_connection_point_data
.update(
1904 vlc
.get("virtual-link-profile-id")
1906 + cpd
.get("constituent-base-element-id"): {
1907 "vnfd-connection-point-ref": cpd
.get(
1908 "constituent-cpd-id"
1910 "ip-address": cpd
.get("ip-address"),
1915 # Inserting ip address to vnfr
1916 if len(vld_fixed_ip_connection_point_data
) > 0:
1917 step
= "Getting vnfrs"
1918 vnfrs
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
1919 for item
in vld_fixed_ip_connection_point_data
.keys():
1920 step
= "Filtering vnfrs"
1923 lambda vnfr
: vnfr
["member-vnf-index-ref"]
1924 == item
.split(".")[1],
1931 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
1932 for iface_index
, iface
in enumerate(vdur
["interfaces"]):
1933 step
= "Looking for matched interface"
1935 iface
.get("external-connection-point-ref")
1936 == vld_fixed_ip_connection_point_data
[item
].get(
1937 "vnfd-connection-point-ref"
1939 and iface
.get("ns-vld-id") == item
.split(".")[0]
1941 vnfr_update_text
= "vdur.{}.interfaces.{}".format(
1942 vdur_index
, iface_index
1944 step
= "Storing info in order to update vnfr"
1946 vnfr_update_text
+ ".ip-address"
1947 ] = increment_ip_mac(
1948 vld_fixed_ip_connection_point_data
[item
].get(
1951 vdur
.get("count-index", 0),
1953 vnfr_update
[vnfr_update_text
+ ".fixed-ip"] = True
1955 step
= "updating vnfr at database"
1956 self
.db
.set_one("vnfrs", {"_id": vnfr
["_id"]}, vnfr_update
)
1964 raise type(e
)("{} while '{}'".format(e
, step
), http_code
=e
.http_code
)
1966 def _update_vnfrs(self
, session
, rollback
, nsr
, indata
):
1969 vnfrs
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
1973 vnfr_update_rollback
= {}
1974 member_vnf_index
= vnfr
["member-vnf-index-ref"]
1975 # update vim-account-id
1977 vim_account
= indata
["vimAccountId"]
1978 vca_id
= self
._get
_vim
_account
(vim_account
, session
).get("vca")
1979 # check instantiate parameters
1980 for vnf_inst_params
in get_iterable(indata
.get("vnf")):
1981 if vnf_inst_params
["member-vnf-index"] != member_vnf_index
:
1983 if vnf_inst_params
.get("vimAccountId"):
1984 vim_account
= vnf_inst_params
.get("vimAccountId")
1985 vca_id
= self
._get
_vim
_account
(vim_account
, session
).get("vca")
1987 # get vnf.vdu.interface instantiation params to update vnfr.vdur.interfaces ip, mac
1988 for vdu_inst_param
in get_iterable(vnf_inst_params
.get("vdu")):
1989 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
1990 if vdu_inst_param
["id"] != vdur
["vdu-id-ref"]:
1992 for iface_inst_param
in get_iterable(
1993 vdu_inst_param
.get("interface")
1995 iface_index
, _
= next(
1997 for i
in enumerate(vdur
["interfaces"])
1998 if i
[1]["name"] == iface_inst_param
["name"]
2000 vnfr_update_text
= "vdur.{}.interfaces.{}".format(
2001 vdur_index
, iface_index
2003 if iface_inst_param
.get("ip-address"):
2005 vnfr_update_text
+ ".ip-address"
2006 ] = increment_ip_mac(
2007 iface_inst_param
.get("ip-address"),
2008 vdur
.get("count-index", 0),
2010 vnfr_update
[vnfr_update_text
+ ".fixed-ip"] = True
2011 if iface_inst_param
.get("mac-address"):
2013 vnfr_update_text
+ ".mac-address"
2014 ] = increment_ip_mac(
2015 iface_inst_param
.get("mac-address"),
2016 vdur
.get("count-index", 0),
2018 vnfr_update
[vnfr_update_text
+ ".fixed-mac"] = True
2019 if iface_inst_param
.get("floating-ip-required"):
2021 vnfr_update_text
+ ".floating-ip-required"
2023 # get vnf.internal-vld.internal-conection-point instantiation params to update vnfr.vdur.interfaces
2024 # TODO update vld with the ip-profile
2025 for ivld_inst_param
in get_iterable(
2026 vnf_inst_params
.get("internal-vld")
2028 for icp_inst_param
in get_iterable(
2029 ivld_inst_param
.get("internal-connection-point")
2032 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
2033 for iface_index
, iface
in enumerate(vdur
["interfaces"]):
2035 iface
.get("internal-connection-point-ref")
2036 == icp_inst_param
["id-ref"]
2038 vnfr_update_text
= "vdur.{}.interfaces.{}".format(
2039 vdur_index
, iface_index
2041 if icp_inst_param
.get("ip-address"):
2043 vnfr_update_text
+ ".ip-address"
2044 ] = increment_ip_mac(
2045 icp_inst_param
.get("ip-address"),
2046 vdur
.get("count-index", 0),
2049 vnfr_update_text
+ ".fixed-ip"
2051 if icp_inst_param
.get("mac-address"):
2053 vnfr_update_text
+ ".mac-address"
2054 ] = increment_ip_mac(
2055 icp_inst_param
.get("mac-address"),
2056 vdur
.get("count-index", 0),
2059 vnfr_update_text
+ ".fixed-mac"
2062 # get ip address from instantiation parameters.vld.vnfd-connection-point-ref
2063 for vld_inst_param
in get_iterable(indata
.get("vld")):
2064 for vnfcp_inst_param
in get_iterable(
2065 vld_inst_param
.get("vnfd-connection-point-ref")
2067 if vnfcp_inst_param
["member-vnf-index-ref"] != member_vnf_index
:
2070 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
2071 for iface_index
, iface
in enumerate(vdur
["interfaces"]):
2073 iface
.get("external-connection-point-ref")
2074 == vnfcp_inst_param
["vnfd-connection-point-ref"]
2076 vnfr_update_text
= "vdur.{}.interfaces.{}".format(
2077 vdur_index
, iface_index
2079 if vnfcp_inst_param
.get("ip-address"):
2081 vnfr_update_text
+ ".ip-address"
2082 ] = increment_ip_mac(
2083 vnfcp_inst_param
.get("ip-address"),
2084 vdur
.get("count-index", 0),
2086 vnfr_update
[vnfr_update_text
+ ".fixed-ip"] = True
2087 if vnfcp_inst_param
.get("mac-address"):
2089 vnfr_update_text
+ ".mac-address"
2090 ] = increment_ip_mac(
2091 vnfcp_inst_param
.get("mac-address"),
2092 vdur
.get("count-index", 0),
2094 vnfr_update
[vnfr_update_text
+ ".fixed-mac"] = True
2097 vnfr_update
["vim-account-id"] = vim_account
2098 vnfr_update_rollback
["vim-account-id"] = vnfr
.get("vim-account-id")
2101 vnfr_update
["vca-id"] = vca_id
2102 vnfr_update_rollback
["vca-id"] = vnfr
.get("vca-id")
2105 ifaces_forcing_vim_network
= self
._look
_for
_pdu
(
2106 session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
2110 ifaces_forcing_vim_network
+= self
._look
_for
_k
8scluster
(
2111 session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
2113 # update database vnfr
2114 self
.db
.set_one("vnfrs", {"_id": vnfr
["_id"]}, vnfr_update
)
2120 "content": vnfr_update_rollback
,
2124 # Update indada in case pdu forces to use a concrete vim-network-name
2125 # TODO check if user has already insert a vim-network-name and raises an error
2126 if not ifaces_forcing_vim_network
:
2128 for iface_info
in ifaces_forcing_vim_network
:
2129 if iface_info
.get("ns-vld-id"):
2130 if "vld" not in indata
:
2132 indata
["vld"].append(
2134 key
: iface_info
[key
]
2135 for key
in ("name", "vim-network-name", "vim-network-id")
2136 if iface_info
.get(key
)
2140 elif iface_info
.get("vnf-vld-id"):
2141 if "vnf" not in indata
:
2143 indata
["vnf"].append(
2145 "member-vnf-index": member_vnf_index
,
2148 key
: iface_info
[key
]
2154 if iface_info
.get(key
)
2161 def _create_nslcmop(nsr_id
, operation
, params
):
2163 Creates a ns-lcm-opp content to be stored at database.
2164 :param nsr_id: internal id of the instance
2165 :param operation: instantiate, terminate, scale, action, update ...
2166 :param params: user parameters for the operation
2167 :return: dictionary following SOL005 format
2174 "operationState": "PROCESSING", # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
2175 "queuePosition": None,
2177 "errorMessage": None,
2178 "detailedStatus": None,
2179 "statusEnteredTime": now
,
2180 "nsInstanceId": nsr_id
,
2181 "lcmOperationType": operation
,
2183 "isAutomaticInvocation": False,
2184 "operationParams": params
,
2185 "isCancelPending": False,
2187 "self": "/osm/nslcm/v1/ns_lcm_op_occs/" + _id
,
2188 "nsInstance": "/osm/nslcm/v1/ns_instances/" + nsr_id
,
2193 def _get_enabled_vims(self
, session
):
2195 Retrieve and return VIM accounts that are accessible by current user and has state ENABLE
2196 :param session: current session with user information
2198 db_filter
= self
._get
_project
_filter
(session
)
2199 db_filter
["_admin.operationalState"] = "ENABLED"
2200 vims
= self
.db
.get_list("vim_accounts", db_filter
)
2203 vimAccounts
.append(vim
["_id"])
2216 Performs a new operation over a ns
2217 :param rollback: list to append created items at database in case a rollback must to be done
2218 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2219 :param indata: descriptor with the parameters of the operation. It must contains among others
2220 nsInstanceId: _id of the nsr to perform the operation
2221 operation: it can be: instantiate, terminate, action, update TODO: heal
2222 :param kwargs: used to override the indata descriptor
2223 :param headers: http request headers
2224 :return: id of the nslcmops
2227 def check_if_nsr_is_not_slice_member(session
, nsr_id
):
2229 db_filter
= self
._get
_project
_filter
(session
)
2230 db_filter
["_admin.nsrs-detailed-list.ANYINDEX.nsrId"] = nsr_id
2231 nsis
= self
.db
.get_one(
2232 "nsis", db_filter
, fail_on_empty
=False, fail_on_more
=False
2235 raise EngineException(
2236 "The NS instance {} cannot be terminated because is used by the slice {}".format(
2239 http_code
=HTTPStatus
.CONFLICT
,
2243 # Override descriptor with query string kwargs
2244 self
._update
_input
_with
_kwargs
(indata
, kwargs
, yaml_format
=True)
2245 operation
= indata
["lcmOperationType"]
2246 nsInstanceId
= indata
["nsInstanceId"]
2248 validate_input(indata
, self
.operation_schema
[operation
])
2249 # get ns from nsr_id
2250 _filter
= BaseTopic
._get
_project
_filter
(session
)
2251 _filter
["_id"] = nsInstanceId
2252 nsr
= self
.db
.get_one("nsrs", _filter
)
2255 if operation
== "terminate" and slice_object
is False:
2256 check_if_nsr_is_not_slice_member(session
, nsr
["_id"])
2258 not nsr
["_admin"].get("nsState")
2259 or nsr
["_admin"]["nsState"] == "NOT_INSTANTIATED"
2261 if operation
== "terminate" and indata
.get("autoremove"):
2262 # NSR must be deleted
2266 ) # a none in this case is used to indicate not instantiated. It can be removed
2267 if operation
!= "instantiate":
2268 raise EngineException(
2269 "ns_instance '{}' cannot be '{}' because it is not instantiated".format(
2270 nsInstanceId
, operation
2272 HTTPStatus
.CONFLICT
,
2275 if operation
== "instantiate" and not session
["force"]:
2276 raise EngineException(
2277 "ns_instance '{}' cannot be '{}' because it is already instantiated".format(
2278 nsInstanceId
, operation
2280 HTTPStatus
.CONFLICT
,
2282 self
._check
_ns
_operation
(session
, nsr
, operation
, indata
)
2283 if indata
.get("primitive_params"):
2284 indata
["primitive_params"] = json
.dumps(indata
["primitive_params"])
2285 elif indata
.get("additionalParamsForVnf"):
2286 indata
["additionalParamsForVnf"] = json
.dumps(
2287 indata
["additionalParamsForVnf"]
2290 if operation
== "instantiate":
2291 self
._update
_vnfrs
_from
_nsd
(nsr
)
2292 self
._update
_vnfrs
(session
, rollback
, nsr
, indata
)
2293 if (operation
== "update") and (indata
["updateType"] == "CHANGE_VNFPKG"):
2295 vnfd_id
= indata
["changeVnfPackageData"]["vnfdId"]
2296 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd_id
})
2297 nsd
= self
.db
.get_one("nsds", {"_id": nsr
["nsd-id"]})
2298 ns_request
= nsr
["instantiate_params"]
2299 vnfr
= self
.db
.get_one(
2300 "vnfrs", {"_id": indata
["changeVnfPackageData"]["vnfInstanceId"]}
2302 latest_vnfd_revision
= vnfd
["_admin"].get("revision", 1)
2303 vnfr_vnfd_revision
= vnfr
.get("revision", 1)
2304 if latest_vnfd_revision
!= vnfr_vnfd_revision
:
2305 old_vnfd_id
= vnfd_id
+ ":" + str(vnfr_vnfd_revision
)
2306 old_db_vnfd
= self
.db
.get_one(
2307 "vnfds_revisions", {"_id": old_vnfd_id
}
2309 old_sw_version
= old_db_vnfd
.get("software-version", "1.0")
2310 new_sw_version
= vnfd
.get("software-version", "1.0")
2311 if new_sw_version
!= old_sw_version
:
2312 vnf_index
= vnfr
["member-vnf-index-ref"]
2313 self
.logger
.info("nsr {}".format(nsr
))
2314 for vdu
in vnfd
["vdu"]:
2315 self
.nsrtopic
._add
_shared
_volumes
_to
_nsr
(
2316 vdu
, vnfd
, nsr
, vnf_index
, latest_vnfd_revision
2318 self
.nsrtopic
._add
_flavor
_to
_nsr
(
2319 vdu
, vnfd
, nsr
, vnf_index
, latest_vnfd_revision
2321 sw_image_id
= vdu
.get("sw-image-desc")
2323 image_data
= self
.nsrtopic
._get
_image
_data
_from
_vnfd
(
2326 self
.nsrtopic
._add
_image
_to
_nsr
(nsr
, image_data
)
2327 for alt_image
in vdu
.get("alternative-sw-image-desc", ()):
2328 image_data
= self
.nsrtopic
._get
_image
_data
_from
_vnfd
(
2331 self
.nsrtopic
._add
_image
_to
_nsr
(nsr
, image_data
)
2332 nsr_update
["image"] = nsr
["image"]
2333 nsr_update
["flavor"] = nsr
["flavor"]
2334 nsr_update
["shared-volumes"] = nsr
["shared-volumes"]
2335 self
.db
.set_one("nsrs", {"_id": nsr
["_id"]}, nsr_update
)
2336 ns_k8s_namespace
= self
.nsrtopic
._get
_ns
_k
8s
_namespace
(
2337 nsd
, ns_request
, session
2340 self
.nsrtopic
._create
_vnfr
_descriptor
_from
_vnfd
(
2348 latest_vnfd_revision
,
2351 indata
["newVdur"] = vnfr_descriptor
["vdur"]
2352 nslcmop_desc
= self
._create
_nslcmop
(nsInstanceId
, operation
, indata
)
2353 _id
= nslcmop_desc
["_id"]
2355 nslcmop_desc
, session
["project_id"], make_public
=session
["public"]
2357 if indata
.get("placement-engine"):
2358 # Save valid vim accounts in lcm operation descriptor
2359 nslcmop_desc
["operationParams"][
2361 ] = self
._get
_enabled
_vims
(session
)
2362 self
.db
.create("nslcmops", nslcmop_desc
)
2363 rollback
.append({"topic": "nslcmops", "_id": _id
})
2364 if not slice_object
:
2365 self
.msg
.write("ns", operation
, nslcmop_desc
)
2367 except ValidationError
as e
: # TODO remove try Except, it is captured at nbi.py
2368 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
2369 # except DbException as e:
2370 # raise EngineException("Cannot get ns_instance '{}': {}".format(e), HTTPStatus.NOT_FOUND)
2372 def delete(self
, session
, _id
, dry_run
=False, not_send_msg
=None):
2373 raise EngineException(
2374 "Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
2377 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
2378 raise EngineException(
2379 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
2383 class NsiTopic(BaseTopic
):
2386 quota_name
= "slice_instances"
2388 def __init__(self
, db
, fs
, msg
, auth
):
2389 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
2390 self
.nsrTopic
= NsrTopic(db
, fs
, msg
, auth
)
2393 def _format_ns_request(ns_request
):
2394 formated_request
= copy(ns_request
)
2395 # TODO: Add request params
2396 return formated_request
2399 def _format_addional_params(slice_request
):
2401 Get and format user additional params for NS or VNF
2402 :param slice_request: User instantiation additional parameters
2403 :return: a formatted copy of additional params or None if not supplied
2405 additional_params
= copy(slice_request
.get("additionalParamsForNsi"))
2406 if additional_params
:
2407 for k
, v
in additional_params
.items():
2408 if not isinstance(k
, str):
2409 raise EngineException(
2410 "Invalid param at additionalParamsForNsi:{}. Only string keys are allowed".format(
2414 if "." in k
or "$" in k
:
2415 raise EngineException(
2416 "Invalid param at additionalParamsForNsi:{}. Keys must not contain dots or $".format(
2420 if isinstance(v
, (dict, tuple, list)):
2421 additional_params
[k
] = "!!yaml " + safe_dump(v
)
2422 return additional_params
2424 def check_conflict_on_del(self
, session
, _id
, db_content
):
2426 Check that NSI is not instantiated
2427 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2428 :param _id: nsi internal id
2429 :param db_content: The database content of the _id
2430 :return: None or raises EngineException with the conflict
2432 if session
["force"]:
2435 if nsi
["_admin"].get("nsiState") == "INSTANTIATED":
2436 raise EngineException(
2437 "nsi '{}' cannot be deleted because it is in 'INSTANTIATED' state. "
2438 "Launch 'terminate' operation first; or force deletion".format(_id
),
2439 http_code
=HTTPStatus
.CONFLICT
,
2442 def delete_extra(self
, session
, _id
, db_content
, not_send_msg
=None):
2444 Deletes associated nsilcmops from database. Deletes associated filesystem.
2445 Set usageState of nst
2446 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2447 :param _id: server internal id
2448 :param db_content: The database content of the descriptor
2449 :param not_send_msg: To not send message (False) or store content (list) instead
2450 :return: None if ok or raises EngineException with the problem
2453 # Deleting the nsrs belonging to nsir
2455 for nsrs_detailed_item
in nsir
["_admin"]["nsrs-detailed-list"]:
2456 nsr_id
= nsrs_detailed_item
["nsrId"]
2457 if nsrs_detailed_item
.get("shared"):
2459 "_admin.nsrs-detailed-list.ANYINDEX.shared": True,
2460 "_admin.nsrs-detailed-list.ANYINDEX.nsrId": nsr_id
,
2461 "_id.ne": nsir
["_id"],
2463 nsi
= self
.db
.get_one(
2464 "nsis", _filter
, fail_on_empty
=False, fail_on_more
=False
2466 if nsi
: # last one using nsr
2469 self
.nsrTopic
.delete(
2470 session
, nsr_id
, dry_run
=False, not_send_msg
=not_send_msg
2472 except (DbException
, EngineException
) as e
:
2473 if e
.http_code
== HTTPStatus
.NOT_FOUND
:
2478 # delete related nsilcmops database entries
2479 self
.db
.del_list("nsilcmops", {"netsliceInstanceId": _id
})
2481 # Check and set used NST usage state
2482 nsir_admin
= nsir
.get("_admin")
2483 if nsir_admin
and nsir_admin
.get("nst-id"):
2484 # check if used by another NSI
2485 nsis_list
= self
.db
.get_one(
2487 {"nst-id": nsir_admin
["nst-id"]},
2488 fail_on_empty
=False,
2494 {"_id": nsir_admin
["nst-id"]},
2495 {"_admin.usageState": "NOT_IN_USE"},
2498 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
2500 Creates a new netslice instance record into database. It also creates needed nsrs and vnfrs
2501 :param rollback: list to append the created items at database in case a rollback must be done
2502 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2503 :param indata: params to be used for the nsir
2504 :param kwargs: used to override the indata descriptor
2505 :param headers: http request headers
2506 :return: the _id of nsi descriptor created at database
2509 step
= "checking quotas" # first step must be defined outside try
2511 self
.check_quota(session
)
2514 slice_request
= self
._remove
_envelop
(indata
)
2515 # Override descriptor with query string kwargs
2516 self
._update
_input
_with
_kwargs
(slice_request
, kwargs
)
2517 slice_request
= self
._validate
_input
_new
(slice_request
, session
["force"])
2520 step
= "getting nstd id='{}' from database".format(
2521 slice_request
.get("nstId")
2523 _filter
= self
._get
_project
_filter
(session
)
2524 _filter
["_id"] = slice_request
["nstId"]
2525 nstd
= self
.db
.get_one("nsts", _filter
)
2526 # check NST is not disabled
2527 step
= "checking NST operationalState"
2528 if nstd
["_admin"]["operationalState"] == "DISABLED":
2529 raise EngineException(
2530 "nst with id '{}' is DISABLED, and thus cannot be used to create a netslice "
2531 "instance".format(slice_request
["nstId"]),
2532 http_code
=HTTPStatus
.CONFLICT
,
2536 # check NSD is not disabled
2537 step
= "checking operationalState"
2538 if nstd
["_admin"]["operationalState"] == "DISABLED":
2539 raise EngineException(
2540 "nst with id '{}' is DISABLED, and thus cannot be used to create "
2541 "a network slice".format(slice_request
["nstId"]),
2542 http_code
=HTTPStatus
.CONFLICT
,
2545 nstd
.pop("_admin", None)
2546 nstd_id
= nstd
.pop("_id", None)
2547 nsi_id
= str(uuid4())
2548 step
= "filling nsi_descriptor with input data"
2553 "name": slice_request
["nsiName"],
2554 "description": slice_request
.get("nsiDescription", ""),
2555 "datacenter": slice_request
["vimAccountId"],
2556 "nst-ref": nstd
["id"],
2557 "instantiation_parameters": slice_request
,
2558 "network-slice-template": nstd
,
2562 "additionalParamsForNsi": self
._format
_addional
_params
(slice_request
),
2565 step
= "creating nsi at database"
2567 nsi_descriptor
, session
["project_id"], make_public
=session
["public"]
2569 nsi_descriptor
["_admin"]["nsiState"] = "NOT_INSTANTIATED"
2570 nsi_descriptor
["_admin"]["netslice-subnet"] = None
2571 nsi_descriptor
["_admin"]["deployed"] = {}
2572 nsi_descriptor
["_admin"]["deployed"]["RO"] = []
2573 nsi_descriptor
["_admin"]["nst-id"] = nstd_id
2575 # Creating netslice-vld for the RO.
2576 step
= "creating netslice-vld at database"
2578 # Building the vlds list to be deployed
2579 # From netslice descriptors, creating the initial list
2582 for netslice_vlds
in get_iterable(nstd
.get("netslice-vld")):
2583 # Getting template Instantiation parameters from NST
2584 nsi_vld
= deepcopy(netslice_vlds
)
2585 nsi_vld
["shared-nsrs-list"] = []
2586 nsi_vld
["vimAccountId"] = slice_request
["vimAccountId"]
2587 nsi_vlds
.append(nsi_vld
)
2589 nsi_descriptor
["_admin"]["netslice-vld"] = nsi_vlds
2590 # Creating netslice-subnet_record.
2594 # Updating the nstd with the nsd["_id"] associated to the nss -> services list
2595 for member_ns
in nstd
["netslice-subnet"]:
2596 nsd_id
= member_ns
["nsd-ref"]
2597 step
= "getting nstd id='{}' constituent-nsd='{}' from database".format(
2598 member_ns
["nsd-ref"], member_ns
["id"]
2600 if nsd_id
not in needed_nsds
:
2602 _filter
["id"] = nsd_id
2603 nsd
= self
.db
.get_one(
2604 "nsds", _filter
, fail_on_empty
=True, fail_on_more
=True
2608 needed_nsds
[nsd_id
] = nsd
2610 nsd
= needed_nsds
[nsd_id
]
2611 member_ns
["_id"] = needed_nsds
[nsd_id
].get("_id")
2612 services
.append(member_ns
)
2614 step
= "filling nsir nsd-id='{}' constituent-nsd='{}' from database".format(
2615 member_ns
["nsd-ref"], member_ns
["id"]
2618 # creates Network Services records (NSRs)
2619 step
= "creating nsrs at database using NsrTopic.new()"
2620 ns_params
= slice_request
.get("netslice-subnet")
2622 nsi_netslice_subnet
= []
2623 for service
in services
:
2624 # Check if the netslice-subnet is shared and if it is share if the nss exists
2627 # Is the nss shared and instantiated?
2628 _filter
["_admin.nsrs-detailed-list.ANYINDEX.shared"] = True
2629 _filter
["_admin.nsrs-detailed-list.ANYINDEX.nsd-id"] = service
[
2632 _filter
["_admin.nsrs-detailed-list.ANYINDEX.nss-id"] = service
["id"]
2633 nsi
= self
.db
.get_one(
2634 "nsis", _filter
, fail_on_empty
=False, fail_on_more
=False
2636 if nsi
and service
.get("is-shared-nss"):
2637 nsrs_detailed_list
= nsi
["_admin"]["nsrs-detailed-list"]
2638 for nsrs_detailed_item
in nsrs_detailed_list
:
2639 if nsrs_detailed_item
["nsd-id"] == service
["nsd-ref"]:
2640 if nsrs_detailed_item
["nss-id"] == service
["id"]:
2641 _id_nsr
= nsrs_detailed_item
["nsrId"]
2643 for netslice_subnet
in nsi
["_admin"]["netslice-subnet"]:
2644 if netslice_subnet
["nss-id"] == service
["id"]:
2645 indata_ns
= netslice_subnet
2649 if service
.get("instantiation-parameters"):
2650 indata_ns
= deepcopy(service
["instantiation-parameters"])
2651 # del service["instantiation-parameters"]
2653 indata_ns
["nsdId"] = service
["_id"]
2654 indata_ns
["nsName"] = (
2655 slice_request
.get("nsiName") + "." + service
["id"]
2657 indata_ns
["vimAccountId"] = slice_request
.get("vimAccountId")
2658 indata_ns
["nsDescription"] = service
["description"]
2659 if slice_request
.get("ssh_keys"):
2660 indata_ns
["ssh_keys"] = slice_request
.get("ssh_keys")
2663 for ns_param
in ns_params
:
2664 if ns_param
.get("id") == service
["id"]:
2665 copy_ns_param
= deepcopy(ns_param
)
2666 del copy_ns_param
["id"]
2667 indata_ns
.update(copy_ns_param
)
2670 # Creates Nsr objects
2671 _id_nsr
, _
= self
.nsrTopic
.new(
2672 rollback
, session
, indata_ns
, kwargs
, headers
2676 "shared": service
.get("is-shared-nss"),
2677 "nsd-id": service
["nsd-ref"],
2678 "nss-id": service
["id"],
2679 "nslcmop_instantiate": None,
2681 indata_ns
["nss-id"] = service
["id"]
2682 nsrs_list
.append(nsrs_item
)
2683 nsi_netslice_subnet
.append(indata_ns
)
2684 nsr_ref
= {"nsr-ref": _id_nsr
}
2685 nsi_descriptor
["nsr-ref-list"].append(nsr_ref
)
2687 # Adding the nsrs list to the nsi
2688 nsi_descriptor
["_admin"]["nsrs-detailed-list"] = nsrs_list
2689 nsi_descriptor
["_admin"]["netslice-subnet"] = nsi_netslice_subnet
2691 "nsts", {"_id": slice_request
["nstId"]}, {"_admin.usageState": "IN_USE"}
2694 # Creating the entry in the database
2695 self
.db
.create("nsis", nsi_descriptor
)
2696 rollback
.append({"topic": "nsis", "_id": nsi_id
})
2698 except ValidationError
as e
:
2699 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
2700 except Exception as e
: # TODO remove try Except, it is captured at nbi.py
2701 self
.logger
.exception(
2702 "Exception {} at NsiTopic.new()".format(e
), exc_info
=True
2704 raise EngineException("Error {}: {}".format(step
, e
))
2706 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
2707 raise EngineException(
2708 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
2712 class NsiLcmOpTopic(BaseTopic
):
2715 operation_schema
= { # mapping between operation and jsonschema to validate
2716 "instantiate": nsi_instantiate
,
2720 def __init__(self
, db
, fs
, msg
, auth
):
2721 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
2722 self
.nsi_NsLcmOpTopic
= NsLcmOpTopic(self
.db
, self
.fs
, self
.msg
, self
.auth
)
2724 def _check_nsi_operation(self
, session
, nsir
, operation
, indata
):
2726 Check that user has enter right parameters for the operation
2727 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2728 :param operation: it can be: instantiate, terminate, action, TODO: update, heal
2729 :param indata: descriptor with the parameters of the operation
2733 nstd
= nsir
["network-slice-template"]
2735 def check_valid_netslice_subnet_id(nstId
):
2736 # TODO change to vnfR (??)
2737 for netslice_subnet
in nstd
["netslice-subnet"]:
2738 if nstId
== netslice_subnet
["id"]:
2739 nsd_id
= netslice_subnet
["nsd-ref"]
2740 if nsd_id
not in nsds
:
2741 _filter
= self
._get
_project
_filter
(session
)
2742 _filter
["id"] = nsd_id
2743 nsds
[nsd_id
] = self
.db
.get_one("nsds", _filter
)
2746 raise EngineException(
2747 "Invalid parameter nstId='{}' is not one of the "
2748 "nst:netslice-subnet".format(nstId
)
2751 if operation
== "instantiate":
2752 # check the existance of netslice-subnet items
2753 for in_nst
in get_iterable(indata
.get("netslice-subnet")):
2754 check_valid_netslice_subnet_id(in_nst
["id"])
2756 def _create_nsilcmop(self
, session
, netsliceInstanceId
, operation
, params
):
2762 "operationState": "PROCESSING", # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
2763 "statusEnteredTime": now
,
2764 "netsliceInstanceId": netsliceInstanceId
,
2765 "lcmOperationType": operation
,
2767 "isAutomaticInvocation": False,
2768 "operationParams": params
,
2769 "isCancelPending": False,
2771 "self": "/osm/nsilcm/v1/nsi_lcm_op_occs/" + _id
,
2772 "netsliceInstanceId": "/osm/nsilcm/v1/netslice_instances/"
2773 + netsliceInstanceId
,
2778 def add_shared_nsr_2vld(self
, nsir
, nsr_item
):
2779 for nst_sb_item
in nsir
["network-slice-template"].get("netslice-subnet"):
2780 if nst_sb_item
.get("is-shared-nss"):
2781 for admin_subnet_item
in nsir
["_admin"].get("netslice-subnet"):
2782 if admin_subnet_item
["nss-id"] == nst_sb_item
["id"]:
2783 for admin_vld_item
in nsir
["_admin"].get("netslice-vld"):
2784 for admin_vld_nss_cp_ref_item
in admin_vld_item
[
2785 "nss-connection-point-ref"
2788 admin_subnet_item
["nss-id"]
2789 == admin_vld_nss_cp_ref_item
["nss-ref"]
2792 not nsr_item
["nsrId"]
2793 in admin_vld_item
["shared-nsrs-list"]
2795 admin_vld_item
["shared-nsrs-list"].append(
2799 # self.db.set_one("nsis", {"_id": nsir["_id"]}, nsir)
2802 {"_id": nsir
["_id"]},
2803 {"_admin.netslice-vld": nsir
["_admin"].get("netslice-vld")},
2806 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
2808 Performs a new operation over a ns
2809 :param rollback: list to append created items at database in case a rollback must to be done
2810 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2811 :param indata: descriptor with the parameters of the operation. It must contains among others
2812 netsliceInstanceId: _id of the nsir to perform the operation
2813 operation: it can be: instantiate, terminate, action, TODO: update, heal
2814 :param kwargs: used to override the indata descriptor
2815 :param headers: http request headers
2816 :return: id of the nslcmops
2819 # Override descriptor with query string kwargs
2820 self
._update
_input
_with
_kwargs
(indata
, kwargs
)
2821 operation
= indata
["lcmOperationType"]
2822 netsliceInstanceId
= indata
["netsliceInstanceId"]
2823 validate_input(indata
, self
.operation_schema
[operation
])
2825 # get nsi from netsliceInstanceId
2826 _filter
= self
._get
_project
_filter
(session
)
2827 _filter
["_id"] = netsliceInstanceId
2828 nsir
= self
.db
.get_one("nsis", _filter
)
2829 logging_prefix
= "nsi={} {} ".format(netsliceInstanceId
, operation
)
2834 not nsir
["_admin"].get("nsiState")
2835 or nsir
["_admin"]["nsiState"] == "NOT_INSTANTIATED"
2837 if operation
== "terminate" and indata
.get("autoremove"):
2838 # NSIR must be deleted
2842 ) # a none in this case is used to indicate not instantiated. It can be removed
2843 if operation
!= "instantiate":
2844 raise EngineException(
2845 "netslice_instance '{}' cannot be '{}' because it is not instantiated".format(
2846 netsliceInstanceId
, operation
2848 HTTPStatus
.CONFLICT
,
2851 if operation
== "instantiate" and not session
["force"]:
2852 raise EngineException(
2853 "netslice_instance '{}' cannot be '{}' because it is already instantiated".format(
2854 netsliceInstanceId
, operation
2856 HTTPStatus
.CONFLICT
,
2859 # Creating all the NS_operation (nslcmop)
2860 # Get service list from db
2861 nsrs_list
= nsir
["_admin"]["nsrs-detailed-list"]
2863 # nslcmops_item = None
2864 for index
, nsr_item
in enumerate(nsrs_list
):
2865 nsr_id
= nsr_item
["nsrId"]
2866 if nsr_item
.get("shared"):
2867 _filter
["_admin.nsrs-detailed-list.ANYINDEX.shared"] = True
2868 _filter
["_admin.nsrs-detailed-list.ANYINDEX.nsrId"] = nsr_id
2870 "_admin.nsrs-detailed-list.ANYINDEX.nslcmop_instantiate.ne"
2872 _filter
["_id.ne"] = netsliceInstanceId
2873 nsi
= self
.db
.get_one(
2874 "nsis", _filter
, fail_on_empty
=False, fail_on_more
=False
2876 if operation
== "terminate":
2878 "_admin.nsrs-detailed-list.{}.nslcmop_instantiate".format(
2882 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, _update
)
2885 ): # other nsi is using this nsr and it needs this nsr instantiated
2886 continue # do not create nsilcmop
2888 # looks the first nsi fulfilling the conditions but not being the current NSIR
2890 nsi_nsr_item
= next(
2892 for n
in nsi
["_admin"]["nsrs-detailed-list"]
2893 if n
["nsrId"] == nsr_id
2895 and n
["nslcmop_instantiate"]
2897 self
.add_shared_nsr_2vld(nsir
, nsr_item
)
2898 nslcmops
.append(nsi_nsr_item
["nslcmop_instantiate"])
2900 "_admin.nsrs-detailed-list.{}".format(
2904 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, _update
)
2905 # continue to not create nslcmop since nsrs is shared and nsrs was created
2908 self
.add_shared_nsr_2vld(nsir
, nsr_item
)
2913 "lcmOperationType": operation
,
2914 "nsInstanceId": nsr_id
,
2915 # Including netslice_id in the ns instantiate Operation
2916 "netsliceInstanceId": netsliceInstanceId
,
2918 if operation
== "instantiate":
2919 service
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
2920 indata_ns
.update(service
["instantiate_params"])
2922 # Creating NS_LCM_OP with the flag slice_object=True to not trigger the service instantiation
2923 # message via kafka bus
2924 nslcmop
, _
= self
.nsi_NsLcmOpTopic
.new(
2925 rollback
, session
, indata_ns
, None, headers
, slice_object
=True
2927 nslcmops
.append(nslcmop
)
2928 if operation
== "instantiate":
2930 "_admin.nsrs-detailed-list.{}.nslcmop_instantiate".format(
2934 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, _update
)
2935 except (DbException
, EngineException
) as e
:
2936 if e
.http_code
== HTTPStatus
.NOT_FOUND
:
2939 + "skipping NS={} because not found".format(nsr_id
)
2946 indata
["nslcmops_ids"] = nslcmops
2947 self
._check
_nsi
_operation
(session
, nsir
, operation
, indata
)
2949 nsilcmop_desc
= self
._create
_nsilcmop
(
2950 session
, netsliceInstanceId
, operation
, indata
2953 nsilcmop_desc
, session
["project_id"], make_public
=session
["public"]
2955 _id
= self
.db
.create("nsilcmops", nsilcmop_desc
)
2956 rollback
.append({"topic": "nsilcmops", "_id": _id
})
2957 self
.msg
.write("nsi", operation
, nsilcmop_desc
)
2959 except ValidationError
as e
:
2960 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
2962 def delete(self
, session
, _id
, dry_run
=False, not_send_msg
=None):
2963 raise EngineException(
2964 "Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
2967 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
2968 raise EngineException(
2969 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR