1 # -*- coding: utf-8 -*-
3 # Licensed under the Apache License, Version 2.0 (the "License");
4 # you may not use this file except in compliance with the License.
5 # You may obtain a copy of the License at
7 # http://www.apache.org/licenses/LICENSE-2.0
9 # Unless required by applicable law or agreed to in writing, software
10 # distributed under the License is distributed on an "AS IS" BASIS,
11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
13 # See the License for the specific language governing permissions and
14 # limitations under the License.
18 from uuid
import uuid4
19 from http
import HTTPStatus
21 from copy
import copy
, deepcopy
22 from osm_nbi
.validation
import (
35 from osm_nbi
.base_topic
import (
42 from yaml
import safe_dump
43 from osm_common
.dbbase
import DbException
44 from osm_common
.msgbase
import MsgException
45 from osm_common
.fsbase
import FsException
46 from osm_nbi
import utils
49 ) # For checking that additional parameter names are valid Jinja2 identifiers
51 __author__
= "Alfonso Tierno <alfonso.tiernosepulveda@telefonica.com>"
54 class NsrTopic(BaseTopic
):
57 quota_name
= "ns_instances"
58 schema_new
= ns_instantiate
60 def __init__(self
, db
, fs
, msg
, auth
):
61 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
63 def _check_descriptor_dependencies(self
, session
, descriptor
):
65 Check that the dependent descriptors exist on a new descriptor or edition
66 :param session: client session information
67 :param descriptor: descriptor to be inserted or edit
68 :return: None or raises exception
70 if not descriptor
.get("nsdId"):
72 nsd_id
= descriptor
["nsdId"]
73 if not self
.get_item_list(session
, "nsds", {"id": nsd_id
}):
74 raise EngineException(
75 "Descriptor error at nsdId='{}' references a non exist nsd".format(
78 http_code
=HTTPStatus
.CONFLICT
,
82 def format_on_new(content
, project_id
=None, make_public
=False):
83 BaseTopic
.format_on_new(content
, project_id
=project_id
, make_public
=make_public
)
84 content
["_admin"]["nsState"] = "NOT_INSTANTIATED"
87 def check_conflict_on_del(self
, session
, _id
, db_content
):
89 Check that NSR is not instantiated
90 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
91 :param _id: nsr internal id
92 :param db_content: The database content of the nsr
93 :return: None or raises EngineException with the conflict
98 if nsr
["_admin"].get("nsState") == "INSTANTIATED":
99 raise EngineException(
100 "nsr '{}' cannot be deleted because it is in 'INSTANTIATED' state. "
101 "Launch 'terminate' operation first; or force deletion".format(_id
),
102 http_code
=HTTPStatus
.CONFLICT
,
105 def delete_extra(self
, session
, _id
, db_content
, not_send_msg
=None):
107 Deletes associated nslcmops and vnfrs from database. Deletes associated filesystem.
108 Set usageState of pdu, vnfd, nsd
109 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
110 :param _id: server internal id
111 :param db_content: The database content of the descriptor
112 :param not_send_msg: To not send message (False) or store content (list) instead
113 :return: None if ok or raises EngineException with the problem
115 self
.fs
.file_delete(_id
, ignore_non_exist
=True)
116 self
.db
.del_list("nslcmops", {"nsInstanceId": _id
})
117 self
.db
.del_list("vnfrs", {"nsr-id-ref": _id
})
119 # set all used pdus as free
122 {"_admin.usage.nsr_id": _id
},
123 {"_admin.usageState": "NOT_IN_USE", "_admin.usage": None},
128 used_nsd_id
= nsr
.get("nsd-id")
130 # check if used by another NSR
131 nsrs_list
= self
.db
.get_one(
132 "nsrs", {"nsd-id": used_nsd_id
}, fail_on_empty
=False, fail_on_more
=False
136 "nsds", {"_id": used_nsd_id
}, {"_admin.usageState": "NOT_IN_USE"}
139 # Set VNFD usageState
140 used_vnfd_id_list
= nsr
.get("vnfd-id")
141 if used_vnfd_id_list
:
142 for used_vnfd_id
in used_vnfd_id_list
:
143 # check if used by another NSR
144 nsrs_list
= self
.db
.get_one(
146 {"vnfd-id": used_vnfd_id
},
153 {"_id": used_vnfd_id
},
154 {"_admin.usageState": "NOT_IN_USE"},
157 # delete extra ro_nsrs used for internal RO module
158 self
.db
.del_one("ro_nsrs", q_filter
={"_id": _id
}, fail_on_empty
=False)
161 def _format_ns_request(ns_request
):
162 formated_request
= copy(ns_request
)
163 formated_request
.pop("additionalParamsForNs", None)
164 formated_request
.pop("additionalParamsForVnf", None)
165 return formated_request
168 def _format_additional_params(
169 ns_request
, member_vnf_index
=None, vdu_id
=None, kdu_name
=None, descriptor
=None
172 Get and format user additional params for NS or VNF
173 :param ns_request: User instantiation additional parameters
174 :param member_vnf_index: None for extract NS params, or member_vnf_index to extract VNF params
175 :param descriptor: If not None it check that needed parameters of descriptor are supplied
176 :return: tuple with a formatted copy of additional params or None if not supplied, plus other parameters
178 additional_params
= None
180 if not member_vnf_index
:
181 additional_params
= copy(ns_request
.get("additionalParamsForNs"))
182 where_
= "additionalParamsForNs"
183 elif ns_request
.get("additionalParamsForVnf"):
184 where_
= "additionalParamsForVnf[member-vnf-index={}]".format(
190 for x
in ns_request
["additionalParamsForVnf"]
191 if x
["member-vnf-index"] == member_vnf_index
196 if not vdu_id
and not kdu_name
:
198 additional_params
= copy(item
.get("additionalParams")) or {}
199 if vdu_id
and item
.get("additionalParamsForVdu"):
203 for x
in item
["additionalParamsForVdu"]
204 if x
["vdu_id"] == vdu_id
208 other_params
= item_vdu
209 if item_vdu
and item_vdu
.get("additionalParams"):
210 where_
+= ".additionalParamsForVdu[vdu_id={}]".format(vdu_id
)
211 additional_params
= item_vdu
["additionalParams"]
213 additional_params
= {}
214 if item
.get("additionalParamsForKdu"):
218 for x
in item
["additionalParamsForKdu"]
219 if x
["kdu_name"] == kdu_name
223 other_params
= item_kdu
224 if item_kdu
and item_kdu
.get("additionalParams"):
225 where_
+= ".additionalParamsForKdu[kdu_name={}]".format(
228 additional_params
= item_kdu
["additionalParams"]
230 if additional_params
:
231 for k
, v
in additional_params
.items():
232 # BEGIN Check that additional parameter names are valid Jinja2 identifiers if target is not Kdu
233 if not kdu_name
and not match("^[a-zA-Z_][a-zA-Z0-9_]*$", k
):
234 raise EngineException(
235 "Invalid param name at {}:{}. Must contain only alphanumeric characters "
236 "and underscores, and cannot start with a digit".format(
240 # END Check that additional parameter names are valid Jinja2 identifiers
241 if not isinstance(k
, str):
242 raise EngineException(
243 "Invalid param at {}:{}. Only string keys are allowed".format(
248 raise EngineException(
249 "Invalid param at {}:{}. Keys must not contain $ symbol".format(
253 if isinstance(v
, (dict, tuple, list)):
254 additional_params
[k
] = "!!yaml " + safe_dump(v
)
256 additional_params
= json
.dumps(additional_params
)
259 for df
in descriptor
.get("df", []):
260 # check that enough parameters are supplied for the initial-config-primitive
261 # TODO: check for cloud-init
263 initial_primitives
= []
265 "lcm-operations-configuration" in df
266 and "operate-vnf-op-config"
267 in df
["lcm-operations-configuration"]
269 for config
in df
["lcm-operations-configuration"][
270 "operate-vnf-op-config"
272 for primitive
in get_iterable(
273 config
.get("initial-config-primitive")
275 initial_primitives
.append(primitive
)
277 initial_primitives
= deep_get(
278 descriptor
, ("ns-configuration", "initial-config-primitive")
281 for initial_primitive
in get_iterable(initial_primitives
):
282 for param
in get_iterable(initial_primitive
.get("parameter")):
283 if param
["value"].startswith("<") and param
["value"].endswith(
286 if param
["value"] in (
293 not additional_params
294 or param
["value"][1:-1] not in additional_params
296 raise EngineException(
297 "Parameter '{}' needed for vnfd[id={}]:day1-2 configuration:"
298 "initial-config-primitive[name={}] not supplied".format(
301 initial_primitive
["name"],
305 return additional_params
or None, other_params
or None
307 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
309 Creates a new nsr into database. It also creates needed vnfrs
310 :param rollback: list to append the created items at database in case a rollback must be done
311 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
312 :param indata: params to be used for the nsr
313 :param kwargs: used to override the indata descriptor
314 :param headers: http request headers
315 :return: the _id of nsr descriptor created at database. Or an exception of type
316 EngineException, ValidationError, DbException, FsException, MsgException.
317 Note: Exceptions are not captured on purpose. They should be captured at called
320 step
= "checking quotas"
321 self
.check_quota(session
)
323 step
= "validating input parameters"
324 ns_request
= self
._remove
_envelop
(indata
)
325 self
._update
_input
_with
_kwargs
(ns_request
, kwargs
)
326 ns_request
= self
._validate
_input
_new
(ns_request
, session
["force"])
328 step
= "getting nsd id='{}' from database".format(ns_request
.get("nsdId"))
329 nsd
= self
._get
_nsd
_from
_db
(ns_request
["nsdId"], session
)
330 ns_k8s_namespace
= self
._get
_ns
_k
8s
_namespace
(nsd
, ns_request
, session
)
332 step
= "checking nsdOperationalState"
333 self
._check
_nsd
_operational
_state
(nsd
, ns_request
)
335 step
= "filling nsr from input data"
336 nsr_id
= str(uuid4())
337 nsr_descriptor
= self
._create
_nsr
_descriptor
_from
_nsd
(
338 nsd
, ns_request
, nsr_id
, session
343 # TODO: Change for multiple df support
344 vnf_profiles
= nsd
.get("df", [{}])[0].get("vnf-profile", ())
345 for vnfp
in vnf_profiles
:
346 vnfd_id
= vnfp
.get("vnfd-id")
347 vnf_index
= vnfp
.get("id")
349 "getting vnfd id='{}' constituent-vnfd='{}' from database".format(
353 if vnfd_id
not in needed_vnfds
:
354 vnfd
= self
._get
_vnfd
_from
_db
(vnfd_id
, session
)
355 if "revision" in vnfd
["_admin"]:
356 vnfd
["revision"] = vnfd
["_admin"]["revision"]
358 needed_vnfds
[vnfd_id
] = vnfd
359 nsr_descriptor
["vnfd-id"].append(vnfd
["_id"])
361 vnfd
= needed_vnfds
[vnfd_id
]
363 step
= "filling vnfr vnfd-id='{}' constituent-vnfd='{}'".format(
366 vnfr_descriptor
= self
._create
_vnfr
_descriptor
_from
_vnfd
(
376 step
= "creating vnfr vnfd-id='{}' constituent-vnfd='{}' at database".format(
379 self
._add
_vnfr
_to
_db
(vnfr_descriptor
, rollback
, session
)
380 nsr_descriptor
["constituent-vnfr-ref"].append(vnfr_descriptor
["id"])
382 step
= "creating nsr at database"
383 self
._add
_nsr
_to
_db
(nsr_descriptor
, rollback
, session
)
385 step
= "creating nsr temporal folder"
386 self
.fs
.mkdir(nsr_id
)
396 raise type(e
)("{} while '{}'".format(e
, step
), http_code
=e
.http_code
)
398 def _get_nsd_from_db(self
, nsd_id
, session
):
399 _filter
= self
._get
_project
_filter
(session
)
400 _filter
["_id"] = nsd_id
401 return self
.db
.get_one("nsds", _filter
)
403 def _get_vnfd_from_db(self
, vnfd_id
, session
):
404 _filter
= self
._get
_project
_filter
(session
)
405 _filter
["id"] = vnfd_id
406 vnfd
= self
.db
.get_one("vnfds", _filter
, fail_on_empty
=True, fail_on_more
=True)
409 def _add_nsr_to_db(self
, nsr_descriptor
, rollback
, session
):
411 nsr_descriptor
, session
["project_id"], make_public
=session
["public"]
413 self
.db
.create("nsrs", nsr_descriptor
)
414 rollback
.append({"topic": "nsrs", "_id": nsr_descriptor
["id"]})
416 def _add_vnfr_to_db(self
, vnfr_descriptor
, rollback
, session
):
418 vnfr_descriptor
, session
["project_id"], make_public
=session
["public"]
420 self
.db
.create("vnfrs", vnfr_descriptor
)
421 rollback
.append({"topic": "vnfrs", "_id": vnfr_descriptor
["id"]})
423 def _check_nsd_operational_state(self
, nsd
, ns_request
):
424 if nsd
["_admin"]["operationalState"] == "DISABLED":
425 raise EngineException(
426 "nsd with id '{}' is DISABLED, and thus cannot be used to create "
427 "a network service".format(ns_request
["nsdId"]),
428 http_code
=HTTPStatus
.CONFLICT
,
431 def _get_ns_k8s_namespace(self
, nsd
, ns_request
, session
):
432 additional_params
, _
= self
._format
_additional
_params
(
433 ns_request
, descriptor
=nsd
435 # use for k8s-namespace from ns_request or additionalParamsForNs. By default, the project_id
436 ns_k8s_namespace
= session
["project_id"][0] if session
["project_id"] else None
437 if ns_request
and ns_request
.get("k8s-namespace"):
438 ns_k8s_namespace
= ns_request
["k8s-namespace"]
439 if additional_params
and additional_params
.get("k8s-namespace"):
440 ns_k8s_namespace
= additional_params
["k8s-namespace"]
442 return ns_k8s_namespace
444 def _add_flavor_to_nsr(self
, vdu
, vnfd
, nsr_descriptor
, member_vnf_index
, revision
=None):
447 # Find this vdu compute and storage descriptors
448 vdu_virtual_compute
= {}
449 vdu_virtual_storage
= {}
450 for vcd
in vnfd
.get("virtual-compute-desc", ()):
451 if vcd
.get("id") == vdu
.get("virtual-compute-desc"):
452 vdu_virtual_compute
= vcd
453 for vsd
in vnfd
.get("virtual-storage-desc", ()):
454 if vsd
.get("id") == vdu
.get("virtual-storage-desc", [[]])[0]:
455 vdu_virtual_storage
= vsd
456 # Get this vdu vcpus, memory and storage info for flavor_data
457 if vdu_virtual_compute
.get("virtual-cpu", {}).get(
460 flavor_data
["vcpu-count"] = vdu_virtual_compute
["virtual-cpu"][
463 if vdu_virtual_compute
.get("virtual-memory", {}).get("size"):
464 flavor_data
["memory-mb"] = (
465 float(vdu_virtual_compute
["virtual-memory"]["size"])
468 if vdu_virtual_storage
.get("size-of-storage"):
469 flavor_data
["storage-gb"] = vdu_virtual_storage
[
472 # Get this vdu EPA info for guest_epa
473 if vdu_virtual_compute
.get("virtual-cpu", {}).get("cpu-quota"):
474 guest_epa
["cpu-quota"] = vdu_virtual_compute
["virtual-cpu"][
477 if vdu_virtual_compute
.get("virtual-cpu", {}).get("pinning"):
478 vcpu_pinning
= vdu_virtual_compute
["virtual-cpu"]["pinning"]
479 if vcpu_pinning
.get("thread-policy"):
480 guest_epa
["cpu-thread-pinning-policy"] = vcpu_pinning
[
483 if vcpu_pinning
.get("policy"):
486 if vcpu_pinning
["policy"] == "dynamic"
489 guest_epa
["cpu-pinning-policy"] = cpu_policy
490 if vdu_virtual_compute
.get("virtual-memory", {}).get("mem-quota"):
491 guest_epa
["mem-quota"] = vdu_virtual_compute
["virtual-memory"][
494 if vdu_virtual_compute
.get("virtual-memory", {}).get(
497 guest_epa
["mempage-size"] = vdu_virtual_compute
[
500 if vdu_virtual_compute
.get("virtual-memory", {}).get(
503 guest_epa
["numa-node-policy"] = vdu_virtual_compute
[
505 ]["numa-node-policy"]
506 if vdu_virtual_storage
.get("disk-io-quota"):
507 guest_epa
["disk-io-quota"] = vdu_virtual_storage
[
512 flavor_data
["guest-epa"] = guest_epa
514 revision
= revision
if revision
is not None else 1
515 flavor_data
["name"] = 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": [],
563 if "revision" in nsd
["_admin"]:
564 nsr_descriptor
["revision"] = nsd
["_admin"]["revision"]
566 ns_request
["nsr_id"] = nsr_id
567 if ns_request
and ns_request
.get("config-units"):
568 nsr_descriptor
["config-units"] = ns_request
["config-units"]
570 if nsd
.get("virtual-link-desc"):
571 nsr_vld
= deepcopy(nsd
.get("virtual-link-desc", []))
572 # Fill each vld with vnfd-connection-point-ref data
573 # TODO: Change for multiple df support
574 all_vld_connection_point_data
= {vld
.get("id"): [] for vld
in nsr_vld
}
575 vnf_profiles
= nsd
.get("df", [[]])[0].get("vnf-profile", ())
576 for vnf_profile
in vnf_profiles
:
577 for vlc
in vnf_profile
.get("virtual-link-connectivity", ()):
578 for cpd
in vlc
.get("constituent-cpd-id", ()):
579 all_vld_connection_point_data
[
580 vlc
.get("virtual-link-profile-id")
583 "member-vnf-index-ref": cpd
.get(
584 "constituent-base-element-id"
586 "vnfd-connection-point-ref": cpd
.get(
589 "vnfd-id-ref": vnf_profile
.get("vnfd-id"),
593 vnfd
= self
._get
_vnfd
_from
_db
(vnf_profile
.get("vnfd-id"), session
)
596 for vdu
in vnfd
.get("vdu", ()):
597 member_vnf_index
= vnf_profile
.get("id")
598 self
._add
_flavor
_to
_nsr
(vdu
, vnfd
, nsr_descriptor
, member_vnf_index
)
599 sw_image_id
= vdu
.get("sw-image-desc")
601 image_data
= self
._get
_image
_data
_from
_vnfd
(vnfd
, sw_image_id
)
602 self
._add
_image
_to
_nsr
(nsr_descriptor
, image_data
)
604 # also add alternative images to the list of images
605 for alt_image
in vdu
.get("alternative-sw-image-desc", ()):
606 image_data
= self
._get
_image
_data
_from
_vnfd
(vnfd
, alt_image
)
607 self
._add
_image
_to
_nsr
(nsr_descriptor
, image_data
)
609 # Add Affinity or Anti-affinity group information to NSR
610 vdu_profiles
= vnfd
.get("df", [[]])[0].get("vdu-profile", ())
611 affinity_group_prefix_name
= "{}-{}".format(
612 nsr_descriptor
["name"][:16], vnf_profile
.get("id")[:16]
615 for vdu_profile
in vdu_profiles
:
616 affinity_group_data
= {}
617 for affinity_group
in vdu_profile
.get(
618 "affinity-or-anti-affinity-group", ()
620 affinity_group_data
= (
621 self
._get
_affinity
_or
_anti
_affinity
_group
_data
_from
_vnfd
(
622 vnfd
, affinity_group
["id"]
625 affinity_group_data
["member-vnf-index"] = vnf_profile
.get("id")
626 self
._add
_affinity
_or
_anti
_affinity
_group
_to
_nsr
(
629 affinity_group_prefix_name
,
633 vld
["vnfd-connection-point-ref"] = all_vld_connection_point_data
.get(
636 vld
["name"] = vld
["id"]
637 nsr_descriptor
["vld"] = nsr_vld
639 return nsr_descriptor
641 def _get_affinity_or_anti_affinity_group_data_from_vnfd(
642 self
, vnfd
, affinity_group_id
645 Gets affinity-or-anti-affinity-group info from df and returns the desired affinity group
647 affinity_group
= utils
.find_in_list(
648 vnfd
.get("df", [[]])[0].get("affinity-or-anti-affinity-group", ()),
649 lambda ag
: ag
["id"] == affinity_group_id
,
651 affinity_group_data
= {}
653 if affinity_group
.get("id"):
654 affinity_group_data
["ag-id"] = affinity_group
["id"]
655 if affinity_group
.get("type"):
656 affinity_group_data
["type"] = affinity_group
["type"]
657 if affinity_group
.get("scope"):
658 affinity_group_data
["scope"] = affinity_group
["scope"]
659 return affinity_group_data
661 def _add_affinity_or_anti_affinity_group_to_nsr(
662 self
, nsr_descriptor
, affinity_group_data
, affinity_group_prefix_name
665 Adds affinity-or-anti-affinity-group to nsr checking first it is not already added
667 affinity_group
= next(
670 for f
in nsr_descriptor
["affinity-or-anti-affinity-group"]
671 if all(f
.get(k
) == affinity_group_data
[k
] for k
in affinity_group_data
)
675 if not affinity_group
:
676 affinity_group_data
["id"] = str(
677 len(nsr_descriptor
["affinity-or-anti-affinity-group"])
679 affinity_group_data
["name"] = "{}-{}".format(
680 affinity_group_prefix_name
, affinity_group_data
["ag-id"][:32]
682 nsr_descriptor
["affinity-or-anti-affinity-group"].append(
686 def _get_image_data_from_vnfd(self
, vnfd
, sw_image_id
):
687 sw_image_desc
= utils
.find_in_list(
688 vnfd
.get("sw-image-desc", ()), lambda sw
: sw
["id"] == sw_image_id
691 if sw_image_desc
.get("image"):
692 image_data
["image"] = sw_image_desc
["image"]
693 if sw_image_desc
.get("checksum"):
694 image_data
["image_checksum"] = sw_image_desc
["checksum"]["hash"]
695 if sw_image_desc
.get("vim-type"):
696 image_data
["vim-type"] = sw_image_desc
["vim-type"]
699 def _add_image_to_nsr(self
, nsr_descriptor
, image_data
):
701 Adds image to nsr checking first it is not already added
706 for f
in nsr_descriptor
["image"]
707 if all(f
.get(k
) == image_data
[k
] for k
in image_data
)
712 image_data
["id"] = str(len(nsr_descriptor
["image"]))
713 nsr_descriptor
["image"].append(image_data
)
715 def _create_vnfr_descriptor_from_vnfd(
726 vnfr_id
= str(uuid4())
727 nsr_id
= nsr_descriptor
["id"]
729 additional_params
, vnf_params
= self
._format
_additional
_params
(
730 ns_request
, vnf_index
, descriptor
=vnfd
736 "nsr-id-ref": nsr_id
,
737 "member-vnf-index-ref": vnf_index
,
738 "additionalParamsForVnf": additional_params
,
740 # "vnfd": vnfd, # at OSM model.but removed to avoid data duplication TODO: revise
742 "vnfd-id": vnfd
["_id"], # not at OSM model, but useful
743 "vim-account-id": None,
746 "connection-point": [],
747 "ip-address": None, # mgmt-interface filled by LCM
750 # Revision backwards compatility. Only specify the revision in the record if
751 # the original VNFD has a revision.
752 if "revision" in vnfd
:
753 vnfr_descriptor
["revision"] = vnfd
["revision"]
756 vnf_k8s_namespace
= ns_k8s_namespace
758 if vnf_params
.get("k8s-namespace"):
759 vnf_k8s_namespace
= vnf_params
["k8s-namespace"]
760 if vnf_params
.get("config-units"):
761 vnfr_descriptor
["config-units"] = vnf_params
["config-units"]
764 if vnfd
.get("int-virtual-link-desc"):
765 vnfr_descriptor
["vld"] = []
766 for vnfd_vld
in vnfd
.get("int-virtual-link-desc"):
767 vnfr_descriptor
["vld"].append({key
: vnfd_vld
[key
] for key
in vnfd_vld
})
769 for cp
in vnfd
.get("ext-cpd", ()):
771 "name": cp
.get("id"),
772 "connection-point-id": cp
.get("int-cpd", {}).get("cpd"),
773 "connection-point-vdu-id": cp
.get("int-cpd", {}).get("vdu-id"),
775 # "ip-address", "mac-address" # filled by LCM
776 # vim-id # TODO it would be nice having a vim port id
778 vnfr_descriptor
["connection-point"].append(vnf_cp
)
780 # Create k8s-cluster information
781 # TODO: Validate if a k8s-cluster net can have more than one ext-cpd ?
782 if vnfd
.get("k8s-cluster"):
783 vnfr_descriptor
["k8s-cluster"] = vnfd
["k8s-cluster"]
784 all_k8s_cluster_nets_cpds
= {}
785 for cpd
in get_iterable(vnfd
.get("ext-cpd")):
786 if cpd
.get("k8s-cluster-net"):
787 all_k8s_cluster_nets_cpds
[cpd
.get("k8s-cluster-net")] = cpd
.get(
790 for net
in get_iterable(vnfr_descriptor
["k8s-cluster"].get("nets")):
791 if net
.get("id") in all_k8s_cluster_nets_cpds
:
792 net
["external-connection-point-ref"] = all_k8s_cluster_nets_cpds
[
797 for kdu
in get_iterable(vnfd
.get("kdu")):
798 additional_params
, kdu_params
= self
._format
_additional
_params
(
799 ns_request
, vnf_index
, kdu_name
=kdu
["name"], descriptor
=vnfd
801 kdu_k8s_namespace
= vnf_k8s_namespace
802 kdu_model
= kdu_params
.get("kdu_model") if kdu_params
else None
803 if kdu_params
and kdu_params
.get("k8s-namespace"):
804 kdu_k8s_namespace
= kdu_params
["k8s-namespace"]
806 kdu_deployment_name
= ""
807 if kdu_params
and kdu_params
.get("kdu-deployment-name"):
808 kdu_deployment_name
= kdu_params
.get("kdu-deployment-name")
811 "additionalParams": additional_params
,
812 "k8s-namespace": kdu_k8s_namespace
,
813 "kdu-deployment-name": kdu_deployment_name
,
814 "kdu-name": kdu
["name"],
815 # TODO "name": "" Name of the VDU in the VIM
816 "ip-address": None, # mgmt-interface filled by LCM
819 if kdu_params
and kdu_params
.get("config-units"):
820 kdur
["config-units"] = kdu_params
["config-units"]
821 if kdu
.get("helm-version"):
822 kdur
["helm-version"] = kdu
["helm-version"]
823 for k8s_type
in ("helm-chart", "juju-bundle"):
824 if kdu
.get(k8s_type
):
825 kdur
[k8s_type
] = kdu_model
or kdu
[k8s_type
]
826 if not vnfr_descriptor
.get("kdur"):
827 vnfr_descriptor
["kdur"] = []
828 vnfr_descriptor
["kdur"].append(kdur
)
830 vnfd_mgmt_cp
= vnfd
.get("mgmt-cp")
832 for vdu
in vnfd
.get("vdu", ()):
835 configs
= vnfd
.get("df")[0]["lcm-operations-configuration"][
836 "operate-vnf-op-config"
838 vdu_config
= utils
.find_in_list(
839 configs
, lambda config
: config
["id"] == vdu
["id"]
845 vdu_instantiation_level
= utils
.find_in_list(
846 vnfd
.get("df")[0]["instantiation-level"][0]["vdu-level"],
847 lambda a_vdu_profile
: a_vdu_profile
["vdu-id"] == vdu
["id"],
850 vdu_instantiation_level
= None
853 external_connection_ee
= utils
.filter_in_list(
854 vdu_config
.get("execution-environment-list", []),
855 lambda ee
: "external-connection-point-ref" in ee
,
857 for ee
in external_connection_ee
:
858 vdu_mgmt_cp
.append(ee
["external-connection-point-ref"])
860 additional_params
, vdu_params
= self
._format
_additional
_params
(
861 ns_request
, vnf_index
, vdu_id
=vdu
["id"], descriptor
=vnfd
865 vdu_virtual_storage_descriptors
= utils
.filter_in_list(
866 vnfd
.get("virtual-storage-desc", []),
867 lambda stg_desc
: stg_desc
["id"] in vdu
["virtual-storage-desc"]
870 vdu_virtual_storage_descriptors
= []
872 "vdu-id-ref": vdu
["id"],
873 # TODO "name": "" Name of the VDU in the VIM
874 "ip-address": None, # mgmt-interface filled by LCM
875 # "vim-id", "flavor-id", "image-id", "management-ip" # filled by LCM
876 "internal-connection-point": [],
878 "additionalParams": additional_params
,
879 "vdu-name": vdu
["name"],
880 "virtual-storages": vdu_virtual_storage_descriptors
882 if vdu_params
and vdu_params
.get("config-units"):
883 vdur
["config-units"] = vdu_params
["config-units"]
884 if deep_get(vdu
, ("supplemental-boot-data", "boot-data-drive")):
885 vdur
["boot-data-drive"] = vdu
["supplemental-boot-data"][
888 if vdu
.get("pdu-type"):
889 vdur
["pdu-type"] = vdu
["pdu-type"]
890 vdur
["name"] = vdu
["pdu-type"]
891 # TODO volumes: name, volume-id
892 for icp
in vdu
.get("int-cpd", ()):
895 "connection-point-id": icp
["id"],
896 "name": icp
.get("id"),
899 vdur
["internal-connection-point"].append(vdu_icp
)
901 for iface
in icp
.get("virtual-network-interface-requirement", ()):
902 # Name, mac-address and interface position is taken from VNFD
903 # and included into VNFR. By this way RO can process this information
904 # while creating the VDU.
905 iface_fields
= ("name", "mac-address", "position")
907 x
: iface
[x
] for x
in iface_fields
if iface
.get(x
) is not None
910 vdu_iface
["internal-connection-point-ref"] = vdu_icp
["id"]
911 if "port-security-enabled" in icp
:
912 vdu_iface
["port-security-enabled"] = icp
[
913 "port-security-enabled"
916 if "port-security-disable-strategy" in icp
:
917 vdu_iface
["port-security-disable-strategy"] = icp
[
918 "port-security-disable-strategy"
921 for ext_cp
in vnfd
.get("ext-cpd", ()):
922 if not ext_cp
.get("int-cpd"):
924 if ext_cp
["int-cpd"].get("vdu-id") != vdu
["id"]:
926 if icp
["id"] == ext_cp
["int-cpd"].get("cpd"):
927 vdu_iface
["external-connection-point-ref"] = ext_cp
.get(
931 if "port-security-enabled" in ext_cp
:
932 vdu_iface
["port-security-enabled"] = ext_cp
[
933 "port-security-enabled"
936 if "port-security-disable-strategy" in ext_cp
:
937 vdu_iface
["port-security-disable-strategy"] = ext_cp
[
938 "port-security-disable-strategy"
945 and vdu_iface
.get("external-connection-point-ref")
948 vdu_iface
["mgmt-vnf"] = True
949 vdu_iface
["mgmt-interface"] = True
951 for ecp
in vdu_mgmt_cp
:
952 if vdu_iface
.get("external-connection-point-ref") == ecp
:
953 vdu_iface
["mgmt-interface"] = True
955 if iface
.get("virtual-interface"):
956 vdu_iface
.update(deepcopy(iface
["virtual-interface"]))
958 # look for network where this interface is connected
959 iface_ext_cp
= vdu_iface
.get("external-connection-point-ref")
961 # TODO: Change for multiple df support
962 for df
in get_iterable(nsd
.get("df")):
963 for vnf_profile
in get_iterable(df
.get("vnf-profile")):
964 for vlc_index
, vlc
in enumerate(
966 vnf_profile
.get("virtual-link-connectivity")
969 for cpd
in get_iterable(
970 vlc
.get("constituent-cpd-id")
973 cpd
.get("constituent-cpd-id")
976 vdu_iface
["ns-vld-id"] = vlc
.get(
977 "virtual-link-profile-id"
979 # if iface type is SRIOV or PASSTHROUGH, set pci-interfaces flag to True
980 if vdu_iface
.get("type") in (
984 nsr_descriptor
["vld"][vlc_index
][
988 elif vdu_iface
.get("internal-connection-point-ref"):
989 vdu_iface
["vnf-vld-id"] = icp
.get("int-virtual-link-desc")
990 # TODO: store fixed IP address in the record (if it exists in the ICP)
991 # if iface type is SRIOV or PASSTHROUGH, set pci-interfaces flag to True
992 if vdu_iface
.get("type") in ("SR-IOV", "PCI-PASSTHROUGH"):
993 ivld_index
= utils
.find_index_in_list(
994 vnfd
.get("int-virtual-link-desc", ()),
995 lambda ivld
: ivld
["id"]
996 == icp
.get("int-virtual-link-desc"),
998 vnfr_descriptor
["vld"][ivld_index
]["pci-interfaces"] = True
1000 vdur
["interfaces"].append(vdu_iface
)
1002 if vdu
.get("sw-image-desc"):
1003 sw_image
= utils
.find_in_list(
1004 vnfd
.get("sw-image-desc", ()),
1005 lambda image
: image
["id"] == vdu
.get("sw-image-desc"),
1007 nsr_sw_image_data
= utils
.find_in_list(
1008 nsr_descriptor
["image"],
1009 lambda nsr_image
: (nsr_image
.get("image") == sw_image
.get("image")),
1011 vdur
["ns-image-id"] = nsr_sw_image_data
["id"]
1013 if vdu
.get("alternative-sw-image-desc"):
1015 for alt_image_id
in vdu
.get("alternative-sw-image-desc", ()):
1016 sw_image
= utils
.find_in_list(
1017 vnfd
.get("sw-image-desc", ()),
1018 lambda image
: image
["id"] == alt_image_id
,
1020 nsr_sw_image_data
= utils
.find_in_list(
1021 nsr_descriptor
["image"],
1023 nsr_image
.get("image") == sw_image
.get("image")
1026 alt_image_ids
.append(nsr_sw_image_data
["id"])
1027 vdur
["alt-image-ids"] = alt_image_ids
1029 revision
= revision
if revision
is not None else 1
1030 flavor_data_name
= vdu
["id"][:56] + "-" + vnf_index
+ "-" + str(revision
) + "-flv"
1031 nsr_flavor_desc
= utils
.find_in_list(
1032 nsr_descriptor
["flavor"],
1033 lambda flavor
: flavor
["name"] == flavor_data_name
,
1037 vdur
["ns-flavor-id"] = nsr_flavor_desc
["id"]
1039 # Adding Affinity groups information to vdur
1041 vdu_profile_affinity_group
= utils
.find_in_list(
1042 vnfd
.get("df")[0]["vdu-profile"],
1043 lambda a_vdu
: a_vdu
["id"] == vdu
["id"],
1046 vdu_profile_affinity_group
= None
1048 if vdu_profile_affinity_group
:
1049 affinity_group_ids
= []
1050 for affinity_group
in vdu_profile_affinity_group
.get(
1051 "affinity-or-anti-affinity-group", ()
1053 vdu_affinity_group
= utils
.find_in_list(
1054 vdu_profile_affinity_group
.get(
1055 "affinity-or-anti-affinity-group", ()
1057 lambda ag_fp
: ag_fp
["id"] == affinity_group
["id"],
1059 nsr_affinity_group
= utils
.find_in_list(
1060 nsr_descriptor
["affinity-or-anti-affinity-group"],
1062 nsr_ag
.get("ag-id") == vdu_affinity_group
.get("id")
1063 and nsr_ag
.get("member-vnf-index")
1064 == vnfr_descriptor
.get("member-vnf-index-ref")
1067 # Update Affinity Group VIM name if VDU instantiation parameter is present
1068 if vnf_params
and vnf_params
.get("affinity-or-anti-affinity-group"):
1069 vnf_params_affinity_group
= utils
.find_in_list(
1070 vnf_params
["affinity-or-anti-affinity-group"],
1072 vnfp_ag
.get("id") == vdu_affinity_group
.get("id")
1075 if vnf_params_affinity_group
.get("vim-affinity-group-id"):
1077 "vim-affinity-group-id"
1078 ] = vnf_params_affinity_group
["vim-affinity-group-id"]
1079 affinity_group_ids
.append(nsr_affinity_group
["id"])
1080 vdur
["affinity-or-anti-affinity-group-id"] = affinity_group_ids
1082 if vdu_instantiation_level
:
1083 count
= vdu_instantiation_level
.get("number-of-instances")
1087 for index
in range(0, count
):
1088 vdur
= deepcopy(vdur
)
1089 for iface
in vdur
["interfaces"]:
1090 if iface
.get("ip-address") and index
!= 0:
1091 iface
["ip-address"] = increment_ip_mac(iface
["ip-address"])
1092 if iface
.get("mac-address") and index
!= 0:
1093 iface
["mac-address"] = increment_ip_mac(iface
["mac-address"])
1095 vdur
["_id"] = str(uuid4())
1096 vdur
["id"] = vdur
["_id"]
1097 vdur
["count-index"] = index
1098 vnfr_descriptor
["vdur"].append(vdur
)
1100 return vnfr_descriptor
1102 def vca_status_refresh(self
, session
, ns_instance_content
, filter_q
):
1104 vcaStatus in ns_instance_content maybe stale, check if it is stale and create lcm op
1105 to refresh vca status by sending message to LCM when it is stale. Ignore otherwise.
1106 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1107 :param ns_instance_content: ns instance content
1108 :param filter_q: dict: query parameter containing vcaStatus-refresh as true or false
1111 time_now
, time_delta
= time(), time() - ns_instance_content
["_admin"]["modified"]
1112 force_refresh
= isinstance(filter_q
, dict) and filter_q
.get('vcaStatusRefresh') == 'true'
1113 threshold_reached
= time_delta
> 120
1114 if force_refresh
or threshold_reached
:
1115 operation
, _id
= "vca_status_refresh", ns_instance_content
["_id"]
1116 ns_instance_content
["_admin"]["modified"] = time_now
1117 self
.db
.set_one(self
.topic
, {"_id": _id
}, ns_instance_content
)
1118 nslcmop_desc
= NsLcmOpTopic
._create
_nslcmop
(_id
, operation
, None)
1119 self
.format_on_new(nslcmop_desc
, session
["project_id"], make_public
=session
["public"])
1120 nslcmop_desc
["_admin"].pop("nsState")
1121 self
.msg
.write("ns", operation
, nslcmop_desc
)
1124 def show(self
, session
, _id
, filter_q
=None, api_req
=False):
1126 Get complete information on an ns instance.
1127 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1128 :param _id: string, ns instance id
1129 :param filter_q: dict: query parameter containing vcaStatusRefresh as true or false
1130 :param api_req: True if this call is serving an external API request. False if serving internal request.
1131 :return: dictionary, raise exception if not found.
1133 ns_instance_content
= super().show(session
, _id
, api_req
)
1134 self
.vca_status_refresh(session
, ns_instance_content
, filter_q
)
1135 return ns_instance_content
1137 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
1138 raise EngineException(
1139 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
1143 class VnfrTopic(BaseTopic
):
1147 def __init__(self
, db
, fs
, msg
, auth
):
1148 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
1150 def delete(self
, session
, _id
, dry_run
=False, not_send_msg
=None):
1151 raise EngineException(
1152 "Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
1155 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
1156 raise EngineException(
1157 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
1160 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
1161 # Not used because vnfrs are created and deleted by NsrTopic class directly
1162 raise EngineException(
1163 "Method new called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
1167 class NsLcmOpTopic(BaseTopic
):
1170 operation_schema
= { # mapping between operation and jsonschema to validate
1171 "instantiate": ns_instantiate
,
1172 "action": ns_action
,
1173 "update": ns_update
,
1176 "terminate": ns_terminate
,
1177 "migrate": ns_migrate
,
1178 "verticalscale": ns_verticalscale
,
1181 def __init__(self
, db
, fs
, msg
, auth
):
1182 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
1183 self
.nsrtopic
= NsrTopic(db
, fs
, msg
, auth
)
1185 def _check_ns_operation(self
, session
, nsr
, operation
, indata
):
1187 Check that user has enter right parameters for the operation
1188 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1189 :param operation: it can be: instantiate, terminate, action, update, heal
1190 :param indata: descriptor with the parameters of the operation
1193 if operation
== "action":
1194 self
._check
_action
_ns
_operation
(indata
, nsr
)
1195 elif operation
== "scale":
1196 self
._check
_scale
_ns
_operation
(indata
, nsr
)
1197 elif operation
== "update":
1198 self
._check
_update
_ns
_operation
(indata
, nsr
)
1199 elif operation
== "heal":
1200 self
._check
_heal
_ns
_operation
(indata
, nsr
)
1201 elif operation
== "instantiate":
1202 self
._check
_instantiate
_ns
_operation
(indata
, nsr
, session
)
1204 def _check_action_ns_operation(self
, indata
, nsr
):
1206 # check vnf_member_index
1207 if indata
.get("vnf_member_index"):
1208 indata
["member_vnf_index"] = indata
.pop(
1210 ) # for backward compatibility
1211 if indata
.get("member_vnf_index"):
1212 vnfd
= self
._get
_vnfd
_from
_vnf
_member
_index
(
1213 indata
["member_vnf_index"], nsr
["_id"]
1216 configs
= vnfd
.get("df")[0]["lcm-operations-configuration"][
1217 "operate-vnf-op-config"
1222 if indata
.get("vdu_id"):
1223 self
._check
_valid
_vdu
(vnfd
, indata
["vdu_id"])
1224 descriptor_configuration
= utils
.find_in_list(
1225 configs
, lambda config
: config
["id"] == indata
["vdu_id"]
1227 elif indata
.get("kdu_name"):
1228 self
._check
_valid
_kdu
(vnfd
, indata
["kdu_name"])
1229 descriptor_configuration
= utils
.find_in_list(
1230 configs
, lambda config
: config
["id"] == indata
.get("kdu_name")
1233 descriptor_configuration
= utils
.find_in_list(
1234 configs
, lambda config
: config
["id"] == vnfd
["id"]
1236 if descriptor_configuration
is not None:
1237 descriptor_configuration
= descriptor_configuration
.get(
1241 descriptor_configuration
= nsd
.get("ns-configuration", {}).get(
1245 # For k8s allows default primitives without validating the parameters
1246 if indata
.get("kdu_name") and indata
["primitive"] in (
1253 # TODO should be checked that rollback only can contains revsision_numbe????
1254 if not indata
.get("member_vnf_index"):
1255 raise EngineException(
1256 "Missing action parameter 'member_vnf_index' for default KDU primitive '{}'".format(
1261 # if not, check primitive
1262 for config_primitive
in get_iterable(descriptor_configuration
):
1263 if indata
["primitive"] == config_primitive
["name"]:
1264 # check needed primitive_params are provided
1265 if indata
.get("primitive_params"):
1266 in_primitive_params_copy
= copy(indata
["primitive_params"])
1268 in_primitive_params_copy
= {}
1269 for paramd
in get_iterable(config_primitive
.get("parameter")):
1270 if paramd
["name"] in in_primitive_params_copy
:
1271 del in_primitive_params_copy
[paramd
["name"]]
1272 elif not paramd
.get("default-value"):
1273 raise EngineException(
1274 "Needed parameter {} not provided for primitive '{}'".format(
1275 paramd
["name"], indata
["primitive"]
1278 # check no extra primitive params are provided
1279 if in_primitive_params_copy
:
1280 raise EngineException(
1281 "parameter/s '{}' not present at vnfd /nsd for primitive '{}'".format(
1282 list(in_primitive_params_copy
.keys()), indata
["primitive"]
1287 raise EngineException(
1288 "Invalid primitive '{}' is not present at vnfd/nsd".format(
1293 def _check_update_ns_operation(self
, indata
, nsr
) -> None:
1294 """Validates the ns-update request according to updateType
1296 If updateType is CHANGE_VNFPKG:
1297 - it checks the vnfInstanceId, whether it's available under ns instance
1298 - it checks the vnfdId whether it matches with the vnfd-id in the vnf-record of specified VNF.
1299 Otherwise exception will be raised.
1300 If updateType is REMOVE_VNF:
1301 - it checks if the vnfInstanceId is available in the ns instance
1302 - Otherwise exception will be raised.
1305 indata: includes updateType such as CHANGE_VNFPKG,
1306 nsr: network service record
1310 a meaningful error if given update parameters are not proper such as
1311 "Error in validating ns-update request: <ID> does not match
1312 with the vnfd-id of vnfinstance
1313 http_code=HTTPStatus.UNPROCESSABLE_ENTITY"
1317 if indata
["updateType"] == "CHANGE_VNFPKG":
1318 # vnfInstanceId, nsInstanceId, vnfdId are mandatory
1319 vnf_instance_id
= indata
["changeVnfPackageData"]["vnfInstanceId"]
1320 ns_instance_id
= indata
["nsInstanceId"]
1321 vnfd_id_2update
= indata
["changeVnfPackageData"]["vnfdId"]
1323 if vnf_instance_id
not in nsr
["constituent-vnfr-ref"]:
1325 raise EngineException(
1326 f
"Error in validating ns-update request: vnf {vnf_instance_id} does not "
1327 f
"belong to NS {ns_instance_id}",
1328 http_code
=HTTPStatus
.UNPROCESSABLE_ENTITY
,
1331 # Getting vnfrs through the ns_instance_id
1332 vnfrs
= self
.db
.get_list("vnfrs", {"nsr-id-ref": ns_instance_id
})
1333 constituent_vnfd_id
= next(
1337 if vnfr
["id"] == vnf_instance_id
1342 # Check the given vnfd-id belongs to given vnf instance
1343 if constituent_vnfd_id
and (vnfd_id_2update
!= constituent_vnfd_id
):
1345 raise EngineException(
1346 f
"Error in validating ns-update request: vnfd-id {vnfd_id_2update} does not "
1347 f
"match with the vnfd-id: {constituent_vnfd_id} of VNF instance: {vnf_instance_id}",
1348 http_code
=HTTPStatus
.UNPROCESSABLE_ENTITY
,
1351 # Validating the ns update timeout
1353 indata
.get("timeout_ns_update")
1354 and indata
["timeout_ns_update"] < 300
1356 raise EngineException(
1357 "Error in validating ns-update request: {} second is not enough "
1358 "to upgrade the VNF instance: {}".format(
1359 indata
["timeout_ns_update"], vnf_instance_id
1361 http_code
=HTTPStatus
.UNPROCESSABLE_ENTITY
,
1363 elif indata
["updateType"] == "REMOVE_VNF":
1364 vnf_instance_id
= indata
["removeVnfInstanceId"]
1365 ns_instance_id
= indata
["nsInstanceId"]
1366 if vnf_instance_id
not in nsr
["constituent-vnfr-ref"]:
1367 raise EngineException(
1368 "Invalid VNF Instance Id. '{}' is not "
1369 "present in the NS '{}'".format(vnf_instance_id
, ns_instance_id
)
1380 "Ns update request could not be processed with error: {}.".format(e
)
1383 def _check_scale_ns_operation(self
, indata
, nsr
):
1384 vnfd
= self
._get
_vnfd
_from
_vnf
_member
_index
(
1385 indata
["scaleVnfData"]["scaleByStepData"]["member-vnf-index"], nsr
["_id"]
1387 for scaling_aspect
in get_iterable(vnfd
.get("df", ())[0]["scaling-aspect"]):
1389 indata
["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"]
1390 == scaling_aspect
["id"]
1394 raise EngineException(
1395 "Invalid scaleVnfData:scaleByStepData:scaling-group-descriptor '{}' is not "
1396 "present at vnfd:scaling-aspect".format(
1397 indata
["scaleVnfData"]["scaleByStepData"][
1398 "scaling-group-descriptor"
1403 def _check_heal_ns_operation(self
, indata
, nsr
):
1406 def _check_instantiate_ns_operation(self
, indata
, nsr
, session
):
1407 vnf_member_index_to_vnfd
= {} # map between vnf_member_index to vnf descriptor.
1411 self
._check
_valid
_vim
_account
(indata
["vimAccountId"], vim_accounts
, session
)
1412 self
._check
_valid
_wim
_account
(indata
.get("wimAccountId"), wim_accounts
, session
)
1413 for in_vnf
in get_iterable(indata
.get("vnf")):
1414 member_vnf_index
= in_vnf
["member-vnf-index"]
1415 if vnf_member_index_to_vnfd
.get(member_vnf_index
):
1416 vnfd
= vnf_member_index_to_vnfd
[member_vnf_index
]
1418 vnfd
= self
._get
_vnfd
_from
_vnf
_member
_index
(
1419 member_vnf_index
, nsr
["_id"]
1421 vnf_member_index_to_vnfd
[
1423 ] = vnfd
# add to cache, avoiding a later look for
1424 self
._check
_vnf
_instantiation
_params
(in_vnf
, vnfd
)
1425 if in_vnf
.get("vimAccountId"):
1426 self
._check
_valid
_vim
_account
(
1427 in_vnf
["vimAccountId"], vim_accounts
, session
1430 for in_vld
in get_iterable(indata
.get("vld")):
1431 self
._check
_valid
_wim
_account
(
1432 in_vld
.get("wimAccountId"), wim_accounts
, session
1434 for vldd
in get_iterable(nsd
.get("virtual-link-desc")):
1435 if in_vld
["name"] == vldd
["id"]:
1438 raise EngineException(
1439 "Invalid parameter vld:name='{}' is not present at nsd:vld".format(
1444 def _get_vnfd_from_vnf_member_index(self
, member_vnf_index
, nsr_id
):
1445 # Obtain vnf descriptor. The vnfr is used to get the vnfd._id used for this member_vnf_index
1446 vnfr
= self
.db
.get_one(
1448 {"nsr-id-ref": nsr_id
, "member-vnf-index-ref": member_vnf_index
},
1449 fail_on_empty
=False,
1452 raise EngineException(
1453 "Invalid parameter member_vnf_index='{}' is not one of the "
1454 "nsd:constituent-vnfd".format(member_vnf_index
)
1457 ## Backwards compatibility: if there is no revision, get it from the one and only VNFD entry
1458 if "revision" in vnfr
:
1459 vnfd_revision
= vnfr
["vnfd-id"] + ":" + str(vnfr
["revision"])
1460 vnfd
= self
.db
.get_one("vnfds_revisions", {"_id": vnfd_revision
}, fail_on_empty
=False)
1462 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfr
["vnfd-id"]}, fail_on_empty
=False)
1465 raise EngineException(
1466 "vnfd id={} has been deleted!. Operation cannot be performed".format(
1472 def _check_valid_vdu(self
, vnfd
, vdu_id
):
1473 for vdud
in get_iterable(vnfd
.get("vdu")):
1474 if vdud
["id"] == vdu_id
:
1477 raise EngineException(
1478 "Invalid parameter vdu_id='{}' not present at vnfd:vdu:id".format(
1483 def _check_valid_kdu(self
, vnfd
, kdu_name
):
1484 for kdud
in get_iterable(vnfd
.get("kdu")):
1485 if kdud
["name"] == kdu_name
:
1488 raise EngineException(
1489 "Invalid parameter kdu_name='{}' not present at vnfd:kdu:name".format(
1494 def _check_vnf_instantiation_params(self
, in_vnf
, vnfd
):
1495 for in_vdu
in get_iterable(in_vnf
.get("vdu")):
1496 for vdu
in get_iterable(vnfd
.get("vdu")):
1497 if in_vdu
["id"] == vdu
["id"]:
1498 for volume
in get_iterable(in_vdu
.get("volume")):
1499 for volumed
in get_iterable(vdu
.get("virtual-storage-desc")):
1500 if volumed
== volume
["name"]:
1503 raise EngineException(
1504 "Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}']:"
1505 "volume:name='{}' is not present at "
1506 "vnfd:vdu:virtual-storage-desc list".format(
1507 in_vnf
["member-vnf-index"],
1513 vdu_if_names
= set()
1514 for cpd
in get_iterable(vdu
.get("int-cpd")):
1515 for iface
in get_iterable(
1516 cpd
.get("virtual-network-interface-requirement")
1518 vdu_if_names
.add(iface
.get("name"))
1520 for in_iface
in get_iterable(in_vdu
.get("interface")):
1521 if in_iface
["name"] in vdu_if_names
:
1524 raise EngineException(
1525 "Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}']:"
1526 "int-cpd[id='{}'] is not present at vnfd:vdu:int-cpd".format(
1527 in_vnf
["member-vnf-index"],
1535 raise EngineException(
1536 "Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}'] is not present "
1537 "at vnfd:vdu".format(in_vnf
["member-vnf-index"], in_vdu
["id"])
1541 ivld
.get("id"): set()
1542 for ivld
in get_iterable(vnfd
.get("int-virtual-link-desc"))
1544 for vdu
in get_iterable(vnfd
.get("vdu")):
1545 for cpd
in get_iterable(vnfd
.get("int-cpd")):
1546 if cpd
.get("int-virtual-link-desc"):
1547 vnfd_ivlds_cpds
[cpd
.get("int-virtual-link-desc")] = cpd
.get("id")
1549 for in_ivld
in get_iterable(in_vnf
.get("internal-vld")):
1550 if in_ivld
.get("name") in vnfd_ivlds_cpds
:
1551 for in_icp
in get_iterable(in_ivld
.get("internal-connection-point")):
1552 if in_icp
["id-ref"] in vnfd_ivlds_cpds
[in_ivld
.get("name")]:
1555 raise EngineException(
1556 "Invalid parameter vnf[member-vnf-index='{}']:internal-vld[name"
1557 "='{}']:internal-connection-point[id-ref:'{}'] is not present at "
1558 "vnfd:internal-vld:name/id:internal-connection-point".format(
1559 in_vnf
["member-vnf-index"],
1565 raise EngineException(
1566 "Invalid parameter vnf[member-vnf-index='{}']:internal-vld:name='{}'"
1567 " is not present at vnfd '{}'".format(
1568 in_vnf
["member-vnf-index"], in_ivld
["name"], vnfd
["id"]
1572 def _check_valid_vim_account(self
, vim_account
, vim_accounts
, session
):
1573 if vim_account
in vim_accounts
:
1576 db_filter
= self
._get
_project
_filter
(session
)
1577 db_filter
["_id"] = vim_account
1578 self
.db
.get_one("vim_accounts", db_filter
)
1580 raise EngineException(
1581 "Invalid vimAccountId='{}' not present for the project".format(
1585 vim_accounts
.append(vim_account
)
1587 def _get_vim_account(self
, vim_id
: str, session
):
1589 db_filter
= self
._get
_project
_filter
(session
)
1590 db_filter
["_id"] = vim_id
1591 return self
.db
.get_one("vim_accounts", db_filter
)
1593 raise EngineException(
1594 "Invalid vimAccountId='{}' not present for the project".format(
1599 def _check_valid_wim_account(self
, wim_account
, wim_accounts
, session
):
1600 if not isinstance(wim_account
, str):
1602 if wim_account
in wim_accounts
:
1605 db_filter
= self
._get
_project
_filter
(session
)
1606 db_filter
["_id"] = wim_account
1607 self
.db
.get_one("wim_accounts", db_filter
)
1609 raise EngineException(
1610 "Invalid wimAccountId='{}' not present for the project".format(
1614 wim_accounts
.append(wim_account
)
1617 self
, session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
1620 Look for a free PDU in the catalog matching vdur type and interfaces. Fills vnfr.vdur with the interface
1621 (ip_address, ...) information.
1622 Modifies PDU _admin.usageState to 'IN_USE'
1623 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1624 :param rollback: list with the database modifications to rollback if needed
1625 :param vnfr: vnfr to be updated. It is modified with pdu interface info if pdu is found
1626 :param vim_account: vim_account where this vnfr should be deployed
1627 :param vnfr_update: dictionary filled by this method with changes to be done at database vnfr
1628 :param vnfr_update_rollback: dictionary filled by this method with original content of vnfr in case a rollback
1629 of the changed vnfr is needed
1631 :return: List of PDU interfaces that are connected to an existing VIM network. Each item contains:
1632 "vim-network-name": used at VIM
1633 "name": interface name
1634 "vnf-vld-id": internal VNFD vld where this interface is connected, or
1635 "ns-vld-id": NSD vld where this interface is connected.
1636 NOTE: One, and only one between 'vnf-vld-id' and 'ns-vld-id' contains a value. The other will be None
1639 ifaces_forcing_vim_network
= []
1640 for vdur_index
, vdur
in enumerate(get_iterable(vnfr
.get("vdur"))):
1641 if not vdur
.get("pdu-type"):
1643 pdu_type
= vdur
.get("pdu-type")
1644 pdu_filter
= self
._get
_project
_filter
(session
)
1645 pdu_filter
["vim_accounts"] = vim_account
1646 pdu_filter
["type"] = pdu_type
1647 pdu_filter
["_admin.operationalState"] = "ENABLED"
1648 pdu_filter
["_admin.usageState"] = "NOT_IN_USE"
1649 # TODO feature 1417: "shared": True,
1651 available_pdus
= self
.db
.get_list("pdus", pdu_filter
)
1652 for pdu
in available_pdus
:
1653 # step 1 check if this pdu contains needed interfaces:
1654 match_interfaces
= True
1655 for vdur_interface
in vdur
["interfaces"]:
1656 for pdu_interface
in pdu
["interfaces"]:
1657 if pdu_interface
["name"] == vdur_interface
["name"]:
1658 # TODO feature 1417: match per mgmt type
1660 else: # no interface found for name
1661 match_interfaces
= False
1663 if match_interfaces
:
1666 raise EngineException(
1667 "No PDU of type={} at vim_account={} found for member_vnf_index={}, vdu={} matching interface "
1671 vnfr
["member-vnf-index-ref"],
1676 # step 2. Update pdu
1678 "_admin.usageState": pdu
["_admin"]["usageState"],
1679 "_admin.usage.vnfr_id": None,
1680 "_admin.usage.nsr_id": None,
1681 "_admin.usage.vdur": None,
1685 {"_id": pdu
["_id"]},
1687 "_admin.usageState": "IN_USE",
1689 "vnfr_id": vnfr
["_id"],
1690 "nsr_id": vnfr
["nsr-id-ref"],
1691 "vdur": vdur
["vdu-id-ref"],
1700 "content": rollback_pdu
,
1704 # step 3. Fill vnfr info by filling vdur
1705 vdu_text
= "vdur.{}".format(vdur_index
)
1706 vnfr_update_rollback
[vdu_text
+ ".pdu-id"] = None
1707 vnfr_update
[vdu_text
+ ".pdu-id"] = pdu
["_id"]
1708 for iface_index
, vdur_interface
in enumerate(vdur
["interfaces"]):
1709 for pdu_interface
in pdu
["interfaces"]:
1710 if pdu_interface
["name"] == vdur_interface
["name"]:
1711 iface_text
= vdu_text
+ ".interfaces.{}".format(iface_index
)
1712 for k
, v
in pdu_interface
.items():
1716 ): # TODO: switch-xxxxx must be inserted
1717 vnfr_update
[iface_text
+ ".{}".format(k
)] = v
1718 vnfr_update_rollback
[
1719 iface_text
+ ".{}".format(k
)
1720 ] = vdur_interface
.get(v
)
1721 if pdu_interface
.get("ip-address"):
1722 if vdur_interface
.get(
1724 ) or vdur_interface
.get("mgmt-vnf"):
1725 vnfr_update_rollback
[
1726 vdu_text
+ ".ip-address"
1727 ] = vdur
.get("ip-address")
1728 vnfr_update
[vdu_text
+ ".ip-address"] = pdu_interface
[
1731 if vdur_interface
.get("mgmt-vnf"):
1732 vnfr_update_rollback
["ip-address"] = vnfr
.get(
1735 vnfr_update
["ip-address"] = pdu_interface
["ip-address"]
1736 vnfr_update
[vdu_text
+ ".ip-address"] = pdu_interface
[
1739 if pdu_interface
.get("vim-network-name") or pdu_interface
.get(
1742 ifaces_forcing_vim_network
.append(
1744 "name": vdur_interface
.get("vnf-vld-id")
1745 or vdur_interface
.get("ns-vld-id"),
1746 "vnf-vld-id": vdur_interface
.get("vnf-vld-id"),
1747 "ns-vld-id": vdur_interface
.get("ns-vld-id"),
1750 if pdu_interface
.get("vim-network-id"):
1751 ifaces_forcing_vim_network
[-1][
1753 ] = pdu_interface
["vim-network-id"]
1754 if pdu_interface
.get("vim-network-name"):
1755 ifaces_forcing_vim_network
[-1][
1757 ] = pdu_interface
["vim-network-name"]
1760 return ifaces_forcing_vim_network
1762 def _look_for_k8scluster(
1763 self
, session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
1766 Look for an available k8scluster for all the kuds in the vnfd matching version and cni requirements.
1767 Fills vnfr.kdur with the selected k8scluster
1769 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1770 :param rollback: list with the database modifications to rollback if needed
1771 :param vnfr: vnfr to be updated. It is modified with pdu interface info if pdu is found
1772 :param vim_account: vim_account where this vnfr should be deployed
1773 :param vnfr_update: dictionary filled by this method with changes to be done at database vnfr
1774 :param vnfr_update_rollback: dictionary filled by this method with original content of vnfr in case a rollback
1775 of the changed vnfr is needed
1777 :return: List of KDU interfaces that are connected to an existing VIM network. Each item contains:
1778 "vim-network-name": used at VIM
1779 "name": interface name
1780 "vnf-vld-id": internal VNFD vld where this interface is connected, or
1781 "ns-vld-id": NSD vld where this interface is connected.
1782 NOTE: One, and only one between 'vnf-vld-id' and 'ns-vld-id' contains a value. The other will be None
1785 ifaces_forcing_vim_network
= []
1786 if not vnfr
.get("kdur"):
1787 return ifaces_forcing_vim_network
1789 kdu_filter
= self
._get
_project
_filter
(session
)
1790 kdu_filter
["vim_account"] = vim_account
1791 # TODO kdu_filter["_admin.operationalState"] = "ENABLED"
1792 available_k8sclusters
= self
.db
.get_list("k8sclusters", kdu_filter
)
1794 k8s_requirements
= {} # just for logging
1795 for k8scluster
in available_k8sclusters
:
1796 if not vnfr
.get("k8s-cluster"):
1799 if vnfr
["k8s-cluster"].get("cni"):
1800 k8s_requirements
["cni"] = vnfr
["k8s-cluster"]["cni"]
1801 if not set(vnfr
["k8s-cluster"]["cni"]).intersection(
1802 k8scluster
.get("cni", ())
1805 # restrict by version
1806 if vnfr
["k8s-cluster"].get("version"):
1807 k8s_requirements
["version"] = vnfr
["k8s-cluster"]["version"]
1808 if k8scluster
.get("k8s_version") not in vnfr
["k8s-cluster"]["version"]:
1810 # restrict by number of networks
1811 if vnfr
["k8s-cluster"].get("nets"):
1812 k8s_requirements
["networks"] = len(vnfr
["k8s-cluster"]["nets"])
1813 if not k8scluster
.get("nets") or len(k8scluster
["nets"]) < len(
1814 vnfr
["k8s-cluster"]["nets"]
1819 raise EngineException(
1820 "No k8scluster with requirements='{}' at vim_account={} found for member_vnf_index={}".format(
1821 k8s_requirements
, vim_account
, vnfr
["member-vnf-index-ref"]
1825 for kdur_index
, kdur
in enumerate(get_iterable(vnfr
.get("kdur"))):
1826 # step 3. Fill vnfr info by filling kdur
1827 kdu_text
= "kdur.{}.".format(kdur_index
)
1828 vnfr_update_rollback
[kdu_text
+ "k8s-cluster.id"] = None
1829 vnfr_update
[kdu_text
+ "k8s-cluster.id"] = k8scluster
["_id"]
1831 # step 4. Check VIM networks that forces the selected k8s_cluster
1832 if vnfr
.get("k8s-cluster") and vnfr
["k8s-cluster"].get("nets"):
1833 k8scluster_net_list
= list(k8scluster
.get("nets").keys())
1834 for net_index
, kdur_net
in enumerate(vnfr
["k8s-cluster"]["nets"]):
1835 # get a network from k8s_cluster nets. If name matches use this, if not use other
1836 if kdur_net
["id"] in k8scluster_net_list
: # name matches
1837 vim_net
= k8scluster
["nets"][kdur_net
["id"]]
1838 k8scluster_net_list
.remove(kdur_net
["id"])
1840 vim_net
= k8scluster
["nets"][k8scluster_net_list
[0]]
1841 k8scluster_net_list
.pop(0)
1842 vnfr_update_rollback
[
1843 "k8s-cluster.nets.{}.vim_net".format(net_index
)
1845 vnfr_update
["k8s-cluster.nets.{}.vim_net".format(net_index
)] = vim_net
1847 kdur_net
.get("vnf-vld-id") or kdur_net
.get("ns-vld-id")
1849 ifaces_forcing_vim_network
.append(
1851 "name": kdur_net
.get("vnf-vld-id")
1852 or kdur_net
.get("ns-vld-id"),
1853 "vnf-vld-id": kdur_net
.get("vnf-vld-id"),
1854 "ns-vld-id": kdur_net
.get("ns-vld-id"),
1855 "vim-network-name": vim_net
, # TODO can it be vim-network-id ???
1858 # TODO check that this forcing is not incompatible with other forcing
1859 return ifaces_forcing_vim_network
1861 def _update_vnfrs_from_nsd(self
, nsr
):
1866 step
= "Getting vnf_profiles from nsd"
1867 vnf_profiles
= nsd
.get("df", [{}])[0].get("vnf-profile", ())
1868 vld_fixed_ip_connection_point_data
= {}
1870 step
= "Getting ip-address info from vnf_profile if it exists"
1871 for vnfp
in vnf_profiles
:
1872 # Checking ip-address info from nsd.vnf_profile and storing
1873 for vlc
in vnfp
.get("virtual-link-connectivity", ()):
1874 for cpd
in vlc
.get("constituent-cpd-id", ()):
1875 if cpd
.get("ip-address"):
1876 step
= "Storing ip-address info"
1877 vld_fixed_ip_connection_point_data
.update({vlc
.get("virtual-link-profile-id") + '.' + cpd
.get("constituent-base-element-id"): {
1878 "vnfd-connection-point-ref": cpd
.get(
1879 "constituent-cpd-id"),
1880 "ip-address": cpd
.get(
1883 # Inserting ip address to vnfr
1884 if len(vld_fixed_ip_connection_point_data
) > 0:
1885 step
= "Getting vnfrs"
1886 vnfrs
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
1887 for item
in vld_fixed_ip_connection_point_data
.keys():
1888 step
= "Filtering vnfrs"
1889 vnfr
= next(filter(lambda vnfr
: vnfr
["member-vnf-index-ref"] == item
.split('.')[1], vnfrs
), None)
1892 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
1893 for iface_index
, iface
in enumerate(vdur
["interfaces"]):
1894 step
= "Looking for matched interface"
1896 iface
.get("external-connection-point-ref")
1897 == vld_fixed_ip_connection_point_data
[item
].get("vnfd-connection-point-ref") and
1898 iface
.get("ns-vld-id") == item
.split('.')[0]
1901 vnfr_update_text
= "vdur.{}.interfaces.{}".format(
1902 vdur_index
, iface_index
1904 step
= "Storing info in order to update vnfr"
1906 vnfr_update_text
+ ".ip-address"
1907 ] = increment_ip_mac(
1908 vld_fixed_ip_connection_point_data
[item
].get("ip-address"),
1909 vdur
.get("count-index", 0), )
1910 vnfr_update
[vnfr_update_text
+ ".fixed-ip"] = True
1912 step
= "updating vnfr at database"
1913 self
.db
.set_one("vnfrs", {"_id": vnfr
["_id"]}, vnfr_update
)
1921 raise type(e
)("{} while '{}'".format(e
, step
), http_code
=e
.http_code
)
1923 def _update_vnfrs(self
, session
, rollback
, nsr
, indata
):
1926 vnfrs
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
1930 vnfr_update_rollback
= {}
1931 member_vnf_index
= vnfr
["member-vnf-index-ref"]
1932 # update vim-account-id
1934 vim_account
= indata
["vimAccountId"]
1935 vca_id
= self
._get
_vim
_account
(vim_account
, session
).get("vca")
1936 # check instantiate parameters
1937 for vnf_inst_params
in get_iterable(indata
.get("vnf")):
1938 if vnf_inst_params
["member-vnf-index"] != member_vnf_index
:
1940 if vnf_inst_params
.get("vimAccountId"):
1941 vim_account
= vnf_inst_params
.get("vimAccountId")
1942 vca_id
= self
._get
_vim
_account
(vim_account
, session
).get("vca")
1944 # get vnf.vdu.interface instantiation params to update vnfr.vdur.interfaces ip, mac
1945 for vdu_inst_param
in get_iterable(vnf_inst_params
.get("vdu")):
1946 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
1947 if vdu_inst_param
["id"] != vdur
["vdu-id-ref"]:
1949 for iface_inst_param
in get_iterable(
1950 vdu_inst_param
.get("interface")
1952 iface_index
, _
= next(
1954 for i
in enumerate(vdur
["interfaces"])
1955 if i
[1]["name"] == iface_inst_param
["name"]
1957 vnfr_update_text
= "vdur.{}.interfaces.{}".format(
1958 vdur_index
, iface_index
1960 if iface_inst_param
.get("ip-address"):
1962 vnfr_update_text
+ ".ip-address"
1963 ] = increment_ip_mac(
1964 iface_inst_param
.get("ip-address"),
1965 vdur
.get("count-index", 0),
1967 vnfr_update
[vnfr_update_text
+ ".fixed-ip"] = True
1968 if iface_inst_param
.get("mac-address"):
1970 vnfr_update_text
+ ".mac-address"
1971 ] = increment_ip_mac(
1972 iface_inst_param
.get("mac-address"),
1973 vdur
.get("count-index", 0),
1975 vnfr_update
[vnfr_update_text
+ ".fixed-mac"] = True
1976 if iface_inst_param
.get("floating-ip-required"):
1978 vnfr_update_text
+ ".floating-ip-required"
1980 # get vnf.internal-vld.internal-conection-point instantiation params to update vnfr.vdur.interfaces
1981 # TODO update vld with the ip-profile
1982 for ivld_inst_param
in get_iterable(
1983 vnf_inst_params
.get("internal-vld")
1985 for icp_inst_param
in get_iterable(
1986 ivld_inst_param
.get("internal-connection-point")
1989 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
1990 for iface_index
, iface
in enumerate(vdur
["interfaces"]):
1992 iface
.get("internal-connection-point-ref")
1993 == icp_inst_param
["id-ref"]
1995 vnfr_update_text
= "vdur.{}.interfaces.{}".format(
1996 vdur_index
, iface_index
1998 if icp_inst_param
.get("ip-address"):
2000 vnfr_update_text
+ ".ip-address"
2001 ] = increment_ip_mac(
2002 icp_inst_param
.get("ip-address"),
2003 vdur
.get("count-index", 0),
2006 vnfr_update_text
+ ".fixed-ip"
2008 if icp_inst_param
.get("mac-address"):
2010 vnfr_update_text
+ ".mac-address"
2011 ] = increment_ip_mac(
2012 icp_inst_param
.get("mac-address"),
2013 vdur
.get("count-index", 0),
2016 vnfr_update_text
+ ".fixed-mac"
2019 # get ip address from instantiation parameters.vld.vnfd-connection-point-ref
2020 for vld_inst_param
in get_iterable(indata
.get("vld")):
2021 for vnfcp_inst_param
in get_iterable(
2022 vld_inst_param
.get("vnfd-connection-point-ref")
2024 if vnfcp_inst_param
["member-vnf-index-ref"] != member_vnf_index
:
2027 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
2028 for iface_index
, iface
in enumerate(vdur
["interfaces"]):
2030 iface
.get("external-connection-point-ref")
2031 == vnfcp_inst_param
["vnfd-connection-point-ref"]
2033 vnfr_update_text
= "vdur.{}.interfaces.{}".format(
2034 vdur_index
, iface_index
2036 if vnfcp_inst_param
.get("ip-address"):
2038 vnfr_update_text
+ ".ip-address"
2039 ] = increment_ip_mac(
2040 vnfcp_inst_param
.get("ip-address"),
2041 vdur
.get("count-index", 0),
2043 vnfr_update
[vnfr_update_text
+ ".fixed-ip"] = True
2044 if vnfcp_inst_param
.get("mac-address"):
2046 vnfr_update_text
+ ".mac-address"
2047 ] = increment_ip_mac(
2048 vnfcp_inst_param
.get("mac-address"),
2049 vdur
.get("count-index", 0),
2051 vnfr_update
[vnfr_update_text
+ ".fixed-mac"] = True
2054 vnfr_update
["vim-account-id"] = vim_account
2055 vnfr_update_rollback
["vim-account-id"] = vnfr
.get("vim-account-id")
2058 vnfr_update
["vca-id"] = vca_id
2059 vnfr_update_rollback
["vca-id"] = vnfr
.get("vca-id")
2062 ifaces_forcing_vim_network
= self
._look
_for
_pdu
(
2063 session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
2067 ifaces_forcing_vim_network
+= self
._look
_for
_k
8scluster
(
2068 session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
2070 # update database vnfr
2071 self
.db
.set_one("vnfrs", {"_id": vnfr
["_id"]}, vnfr_update
)
2077 "content": vnfr_update_rollback
,
2081 # Update indada in case pdu forces to use a concrete vim-network-name
2082 # TODO check if user has already insert a vim-network-name and raises an error
2083 if not ifaces_forcing_vim_network
:
2085 for iface_info
in ifaces_forcing_vim_network
:
2086 if iface_info
.get("ns-vld-id"):
2087 if "vld" not in indata
:
2089 indata
["vld"].append(
2091 key
: iface_info
[key
]
2092 for key
in ("name", "vim-network-name", "vim-network-id")
2093 if iface_info
.get(key
)
2097 elif iface_info
.get("vnf-vld-id"):
2098 if "vnf" not in indata
:
2100 indata
["vnf"].append(
2102 "member-vnf-index": member_vnf_index
,
2105 key
: iface_info
[key
]
2111 if iface_info
.get(key
)
2118 def _create_nslcmop(nsr_id
, operation
, params
):
2120 Creates a ns-lcm-opp content to be stored at database.
2121 :param nsr_id: internal id of the instance
2122 :param operation: instantiate, terminate, scale, action, update ...
2123 :param params: user parameters for the operation
2124 :return: dictionary following SOL005 format
2131 "operationState": "PROCESSING", # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
2132 "queuePosition": None,
2134 "errorMessage": None,
2135 "detailedStatus": None,
2136 "statusEnteredTime": now
,
2137 "nsInstanceId": nsr_id
,
2138 "lcmOperationType": operation
,
2140 "isAutomaticInvocation": False,
2141 "operationParams": params
,
2142 "isCancelPending": False,
2144 "self": "/osm/nslcm/v1/ns_lcm_op_occs/" + _id
,
2145 "nsInstance": "/osm/nslcm/v1/ns_instances/" + nsr_id
,
2150 def _get_enabled_vims(self
, session
):
2152 Retrieve and return VIM accounts that are accessible by current user and has state ENABLE
2153 :param session: current session with user information
2155 db_filter
= self
._get
_project
_filter
(session
)
2156 db_filter
["_admin.operationalState"] = "ENABLED"
2157 vims
= self
.db
.get_list("vim_accounts", db_filter
)
2160 vimAccounts
.append(vim
["_id"])
2173 Performs a new operation over a ns
2174 :param rollback: list to append created items at database in case a rollback must to be done
2175 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2176 :param indata: descriptor with the parameters of the operation. It must contains among others
2177 nsInstanceId: _id of the nsr to perform the operation
2178 operation: it can be: instantiate, terminate, action, update TODO: heal
2179 :param kwargs: used to override the indata descriptor
2180 :param headers: http request headers
2181 :return: id of the nslcmops
2184 def check_if_nsr_is_not_slice_member(session
, nsr_id
):
2186 db_filter
= self
._get
_project
_filter
(session
)
2187 db_filter
["_admin.nsrs-detailed-list.ANYINDEX.nsrId"] = nsr_id
2188 nsis
= self
.db
.get_one(
2189 "nsis", db_filter
, fail_on_empty
=False, fail_on_more
=False
2192 raise EngineException(
2193 "The NS instance {} cannot be terminated because is used by the slice {}".format(
2196 http_code
=HTTPStatus
.CONFLICT
,
2200 # Override descriptor with query string kwargs
2201 self
._update
_input
_with
_kwargs
(indata
, kwargs
, yaml_format
=True)
2202 operation
= indata
["lcmOperationType"]
2203 nsInstanceId
= indata
["nsInstanceId"]
2205 validate_input(indata
, self
.operation_schema
[operation
])
2206 # get ns from nsr_id
2207 _filter
= BaseTopic
._get
_project
_filter
(session
)
2208 _filter
["_id"] = nsInstanceId
2209 nsr
= self
.db
.get_one("nsrs", _filter
)
2212 if operation
== "terminate" and slice_object
is False:
2213 check_if_nsr_is_not_slice_member(session
, nsr
["_id"])
2215 not nsr
["_admin"].get("nsState")
2216 or nsr
["_admin"]["nsState"] == "NOT_INSTANTIATED"
2218 if operation
== "terminate" and indata
.get("autoremove"):
2219 # NSR must be deleted
2223 ) # a none in this case is used to indicate not instantiated. It can be removed
2224 if operation
!= "instantiate":
2225 raise EngineException(
2226 "ns_instance '{}' cannot be '{}' because it is not instantiated".format(
2227 nsInstanceId
, operation
2229 HTTPStatus
.CONFLICT
,
2232 if operation
== "instantiate" and not session
["force"]:
2233 raise EngineException(
2234 "ns_instance '{}' cannot be '{}' because it is already instantiated".format(
2235 nsInstanceId
, operation
2237 HTTPStatus
.CONFLICT
,
2239 self
._check
_ns
_operation
(session
, nsr
, operation
, indata
)
2240 if (indata
.get("primitive_params")):
2241 indata
["primitive_params"] = json
.dumps(indata
["primitive_params"])
2242 elif (indata
.get("additionalParamsForVnf")):
2243 indata
["additionalParamsForVnf"] = json
.dumps(indata
["additionalParamsForVnf"])
2245 if operation
== "instantiate":
2246 self
._update
_vnfrs
_from
_nsd
(nsr
)
2247 self
._update
_vnfrs
(session
, rollback
, nsr
, indata
)
2248 if (operation
== "update") and (indata
["updateType"] == "CHANGE_VNFPKG"):
2250 vnfd_id
= indata
["changeVnfPackageData"]["vnfdId"]
2251 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd_id
})
2252 nsd
= self
.db
.get_one("nsds", {"_id": nsr
["nsd-id"]})
2253 ns_request
= nsr
["instantiate_params"]
2254 vnfr
= self
.db
.get_one("vnfrs", {"_id": indata
["changeVnfPackageData"]["vnfInstanceId"]})
2255 latest_vnfd_revision
= vnfd
["_admin"].get("revision", 1)
2256 vnfr_vnfd_revision
= vnfr
.get("revision", 1)
2257 if latest_vnfd_revision
!= vnfr_vnfd_revision
:
2258 old_vnfd_id
= vnfd_id
+ ":" + str(vnfr_vnfd_revision
)
2259 old_db_vnfd
= self
.db
.get_one("vnfds_revisions", {"_id": old_vnfd_id
})
2260 old_sw_version
= old_db_vnfd
.get("software-version", "1.0")
2261 new_sw_version
= vnfd
.get("software-version", "1.0")
2262 if new_sw_version
!= old_sw_version
:
2263 vnf_index
= vnfr
["member-vnf-index-ref"]
2264 self
.logger
.info("nsr {}".format(nsr
))
2265 for vdu
in vnfd
["vdu"]:
2266 self
.nsrtopic
._add
_flavor
_to
_nsr
(vdu
, vnfd
, nsr
, vnf_index
, latest_vnfd_revision
)
2267 sw_image_id
= vdu
.get("sw-image-desc")
2269 image_data
= self
.nsrtopic
._get
_image
_data
_from
_vnfd
(vnfd
, sw_image_id
)
2270 self
.nsrtopic
._add
_image
_to
_nsr
(nsr
, image_data
)
2271 for alt_image
in vdu
.get("alternative-sw-image-desc", ()):
2272 image_data
= self
.nsrtopic
._get
_image
_data
_from
_vnfd
(vnfd
, alt_image
)
2273 self
.nsrtopic
._add
_image
_to
_nsr
(nsr
, image_data
)
2274 nsr_update
["image"] = nsr
["image"]
2275 nsr_update
["flavor"] = nsr
["flavor"]
2276 self
.db
.set_one("nsrs", {"_id": nsr
["_id"]}, nsr_update
)
2277 ns_k8s_namespace
= self
.nsrtopic
._get
_ns
_k
8s
_namespace
(nsd
, ns_request
, session
)
2278 vnfr_descriptor
= self
.nsrtopic
._create
_vnfr
_descriptor
_from
_vnfd
(
2286 latest_vnfd_revision
,
2288 indata
["newVdur"] = vnfr_descriptor
["vdur"]
2289 nslcmop_desc
= self
._create
_nslcmop
(nsInstanceId
, operation
, indata
)
2290 _id
= nslcmop_desc
["_id"]
2292 nslcmop_desc
, session
["project_id"], make_public
=session
["public"]
2294 if indata
.get("placement-engine"):
2295 # Save valid vim accounts in lcm operation descriptor
2296 nslcmop_desc
["operationParams"][
2298 ] = self
._get
_enabled
_vims
(session
)
2299 self
.db
.create("nslcmops", nslcmop_desc
)
2300 rollback
.append({"topic": "nslcmops", "_id": _id
})
2301 if not slice_object
:
2302 self
.msg
.write("ns", operation
, nslcmop_desc
)
2304 except ValidationError
as e
: # TODO remove try Except, it is captured at nbi.py
2305 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
2306 # except DbException as e:
2307 # raise EngineException("Cannot get ns_instance '{}': {}".format(e), HTTPStatus.NOT_FOUND)
2309 def delete(self
, session
, _id
, dry_run
=False, not_send_msg
=None):
2310 raise EngineException(
2311 "Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
2314 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
2315 raise EngineException(
2316 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
2320 class NsiTopic(BaseTopic
):
2323 quota_name
= "slice_instances"
2325 def __init__(self
, db
, fs
, msg
, auth
):
2326 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
2327 self
.nsrTopic
= NsrTopic(db
, fs
, msg
, auth
)
2330 def _format_ns_request(ns_request
):
2331 formated_request
= copy(ns_request
)
2332 # TODO: Add request params
2333 return formated_request
2336 def _format_addional_params(slice_request
):
2338 Get and format user additional params for NS or VNF
2339 :param slice_request: User instantiation additional parameters
2340 :return: a formatted copy of additional params or None if not supplied
2342 additional_params
= copy(slice_request
.get("additionalParamsForNsi"))
2343 if additional_params
:
2344 for k
, v
in additional_params
.items():
2345 if not isinstance(k
, str):
2346 raise EngineException(
2347 "Invalid param at additionalParamsForNsi:{}. Only string keys are allowed".format(
2351 if "." in k
or "$" in k
:
2352 raise EngineException(
2353 "Invalid param at additionalParamsForNsi:{}. Keys must not contain dots or $".format(
2357 if isinstance(v
, (dict, tuple, list)):
2358 additional_params
[k
] = "!!yaml " + safe_dump(v
)
2359 return additional_params
2361 def _check_descriptor_dependencies(self
, session
, descriptor
):
2363 Check that the dependent descriptors exist on a new descriptor or edition
2364 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2365 :param descriptor: descriptor to be inserted or edit
2366 :return: None or raises exception
2368 if not descriptor
.get("nst-ref"):
2370 nstd_id
= descriptor
["nst-ref"]
2371 if not self
.get_item_list(session
, "nsts", {"id": nstd_id
}):
2372 raise EngineException(
2373 "Descriptor error at nst-ref='{}' references a non exist nstd".format(
2376 http_code
=HTTPStatus
.CONFLICT
,
2379 def check_conflict_on_del(self
, session
, _id
, db_content
):
2381 Check that NSI is not instantiated
2382 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2383 :param _id: nsi internal id
2384 :param db_content: The database content of the _id
2385 :return: None or raises EngineException with the conflict
2387 if session
["force"]:
2390 if nsi
["_admin"].get("nsiState") == "INSTANTIATED":
2391 raise EngineException(
2392 "nsi '{}' cannot be deleted because it is in 'INSTANTIATED' state. "
2393 "Launch 'terminate' operation first; or force deletion".format(_id
),
2394 http_code
=HTTPStatus
.CONFLICT
,
2397 def delete_extra(self
, session
, _id
, db_content
, not_send_msg
=None):
2399 Deletes associated nsilcmops from database. Deletes associated filesystem.
2400 Set usageState of nst
2401 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2402 :param _id: server internal id
2403 :param db_content: The database content of the descriptor
2404 :param not_send_msg: To not send message (False) or store content (list) instead
2405 :return: None if ok or raises EngineException with the problem
2408 # Deleting the nsrs belonging to nsir
2410 for nsrs_detailed_item
in nsir
["_admin"]["nsrs-detailed-list"]:
2411 nsr_id
= nsrs_detailed_item
["nsrId"]
2412 if nsrs_detailed_item
.get("shared"):
2414 "_admin.nsrs-detailed-list.ANYINDEX.shared": True,
2415 "_admin.nsrs-detailed-list.ANYINDEX.nsrId": nsr_id
,
2416 "_id.ne": nsir
["_id"],
2418 nsi
= self
.db
.get_one(
2419 "nsis", _filter
, fail_on_empty
=False, fail_on_more
=False
2421 if nsi
: # last one using nsr
2424 self
.nsrTopic
.delete(
2425 session
, nsr_id
, dry_run
=False, not_send_msg
=not_send_msg
2427 except (DbException
, EngineException
) as e
:
2428 if e
.http_code
== HTTPStatus
.NOT_FOUND
:
2433 # delete related nsilcmops database entries
2434 self
.db
.del_list("nsilcmops", {"netsliceInstanceId": _id
})
2436 # Check and set used NST usage state
2437 nsir_admin
= nsir
.get("_admin")
2438 if nsir_admin
and nsir_admin
.get("nst-id"):
2439 # check if used by another NSI
2440 nsis_list
= self
.db
.get_one(
2442 {"nst-id": nsir_admin
["nst-id"]},
2443 fail_on_empty
=False,
2449 {"_id": nsir_admin
["nst-id"]},
2450 {"_admin.usageState": "NOT_IN_USE"},
2453 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
2455 Creates a new netslice instance record into database. It also creates needed nsrs and vnfrs
2456 :param rollback: list to append the created items at database in case a rollback must be done
2457 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2458 :param indata: params to be used for the nsir
2459 :param kwargs: used to override the indata descriptor
2460 :param headers: http request headers
2461 :return: the _id of nsi descriptor created at database
2465 step
= "checking quotas"
2466 self
.check_quota(session
)
2469 slice_request
= self
._remove
_envelop
(indata
)
2470 # Override descriptor with query string kwargs
2471 self
._update
_input
_with
_kwargs
(slice_request
, kwargs
)
2472 slice_request
= self
._validate
_input
_new
(slice_request
, session
["force"])
2475 step
= "getting nstd id='{}' from database".format(
2476 slice_request
.get("nstId")
2478 _filter
= self
._get
_project
_filter
(session
)
2479 _filter
["_id"] = slice_request
["nstId"]
2480 nstd
= self
.db
.get_one("nsts", _filter
)
2481 # check NST is not disabled
2482 step
= "checking NST operationalState"
2483 if nstd
["_admin"]["operationalState"] == "DISABLED":
2484 raise EngineException(
2485 "nst with id '{}' is DISABLED, and thus cannot be used to create a netslice "
2486 "instance".format(slice_request
["nstId"]),
2487 http_code
=HTTPStatus
.CONFLICT
,
2491 # check NSD is not disabled
2492 step
= "checking operationalState"
2493 if nstd
["_admin"]["operationalState"] == "DISABLED":
2494 raise EngineException(
2495 "nst with id '{}' is DISABLED, and thus cannot be used to create "
2496 "a network slice".format(slice_request
["nstId"]),
2497 http_code
=HTTPStatus
.CONFLICT
,
2500 nstd
.pop("_admin", None)
2501 nstd_id
= nstd
.pop("_id", None)
2502 nsi_id
= str(uuid4())
2503 step
= "filling nsi_descriptor with input data"
2508 "name": slice_request
["nsiName"],
2509 "description": slice_request
.get("nsiDescription", ""),
2510 "datacenter": slice_request
["vimAccountId"],
2511 "nst-ref": nstd
["id"],
2512 "instantiation_parameters": slice_request
,
2513 "network-slice-template": nstd
,
2517 "additionalParamsForNsi": self
._format
_addional
_params
(slice_request
),
2520 step
= "creating nsi at database"
2522 nsi_descriptor
, session
["project_id"], make_public
=session
["public"]
2524 nsi_descriptor
["_admin"]["nsiState"] = "NOT_INSTANTIATED"
2525 nsi_descriptor
["_admin"]["netslice-subnet"] = None
2526 nsi_descriptor
["_admin"]["deployed"] = {}
2527 nsi_descriptor
["_admin"]["deployed"]["RO"] = []
2528 nsi_descriptor
["_admin"]["nst-id"] = nstd_id
2530 # Creating netslice-vld for the RO.
2531 step
= "creating netslice-vld at database"
2533 # Building the vlds list to be deployed
2534 # From netslice descriptors, creating the initial list
2537 for netslice_vlds
in get_iterable(nstd
.get("netslice-vld")):
2538 # Getting template Instantiation parameters from NST
2539 nsi_vld
= deepcopy(netslice_vlds
)
2540 nsi_vld
["shared-nsrs-list"] = []
2541 nsi_vld
["vimAccountId"] = slice_request
["vimAccountId"]
2542 nsi_vlds
.append(nsi_vld
)
2544 nsi_descriptor
["_admin"]["netslice-vld"] = nsi_vlds
2545 # Creating netslice-subnet_record.
2549 # Updating the nstd with the nsd["_id"] associated to the nss -> services list
2550 for member_ns
in nstd
["netslice-subnet"]:
2551 nsd_id
= member_ns
["nsd-ref"]
2552 step
= "getting nstd id='{}' constituent-nsd='{}' from database".format(
2553 member_ns
["nsd-ref"], member_ns
["id"]
2555 if nsd_id
not in needed_nsds
:
2557 _filter
["id"] = nsd_id
2558 nsd
= self
.db
.get_one(
2559 "nsds", _filter
, fail_on_empty
=True, fail_on_more
=True
2563 needed_nsds
[nsd_id
] = nsd
2565 nsd
= needed_nsds
[nsd_id
]
2566 member_ns
["_id"] = needed_nsds
[nsd_id
].get("_id")
2567 services
.append(member_ns
)
2569 step
= "filling nsir nsd-id='{}' constituent-nsd='{}' from database".format(
2570 member_ns
["nsd-ref"], member_ns
["id"]
2573 # creates Network Services records (NSRs)
2574 step
= "creating nsrs at database using NsrTopic.new()"
2575 ns_params
= slice_request
.get("netslice-subnet")
2577 nsi_netslice_subnet
= []
2578 for service
in services
:
2579 # Check if the netslice-subnet is shared and if it is share if the nss exists
2582 # Is the nss shared and instantiated?
2583 _filter
["_admin.nsrs-detailed-list.ANYINDEX.shared"] = True
2584 _filter
["_admin.nsrs-detailed-list.ANYINDEX.nsd-id"] = service
[
2587 _filter
["_admin.nsrs-detailed-list.ANYINDEX.nss-id"] = service
["id"]
2588 nsi
= self
.db
.get_one(
2589 "nsis", _filter
, fail_on_empty
=False, fail_on_more
=False
2591 if nsi
and service
.get("is-shared-nss"):
2592 nsrs_detailed_list
= nsi
["_admin"]["nsrs-detailed-list"]
2593 for nsrs_detailed_item
in nsrs_detailed_list
:
2594 if nsrs_detailed_item
["nsd-id"] == service
["nsd-ref"]:
2595 if nsrs_detailed_item
["nss-id"] == service
["id"]:
2596 _id_nsr
= nsrs_detailed_item
["nsrId"]
2598 for netslice_subnet
in nsi
["_admin"]["netslice-subnet"]:
2599 if netslice_subnet
["nss-id"] == service
["id"]:
2600 indata_ns
= netslice_subnet
2604 if service
.get("instantiation-parameters"):
2605 indata_ns
= deepcopy(service
["instantiation-parameters"])
2606 # del service["instantiation-parameters"]
2608 indata_ns
["nsdId"] = service
["_id"]
2609 indata_ns
["nsName"] = (
2610 slice_request
.get("nsiName") + "." + service
["id"]
2612 indata_ns
["vimAccountId"] = slice_request
.get("vimAccountId")
2613 indata_ns
["nsDescription"] = service
["description"]
2614 if slice_request
.get("ssh_keys"):
2615 indata_ns
["ssh_keys"] = slice_request
.get("ssh_keys")
2618 for ns_param
in ns_params
:
2619 if ns_param
.get("id") == service
["id"]:
2620 copy_ns_param
= deepcopy(ns_param
)
2621 del copy_ns_param
["id"]
2622 indata_ns
.update(copy_ns_param
)
2625 # Creates Nsr objects
2626 _id_nsr
, _
= self
.nsrTopic
.new(
2627 rollback
, session
, indata_ns
, kwargs
, headers
2631 "shared": service
.get("is-shared-nss"),
2632 "nsd-id": service
["nsd-ref"],
2633 "nss-id": service
["id"],
2634 "nslcmop_instantiate": None,
2636 indata_ns
["nss-id"] = service
["id"]
2637 nsrs_list
.append(nsrs_item
)
2638 nsi_netslice_subnet
.append(indata_ns
)
2639 nsr_ref
= {"nsr-ref": _id_nsr
}
2640 nsi_descriptor
["nsr-ref-list"].append(nsr_ref
)
2642 # Adding the nsrs list to the nsi
2643 nsi_descriptor
["_admin"]["nsrs-detailed-list"] = nsrs_list
2644 nsi_descriptor
["_admin"]["netslice-subnet"] = nsi_netslice_subnet
2646 "nsts", {"_id": slice_request
["nstId"]}, {"_admin.usageState": "IN_USE"}
2649 # Creating the entry in the database
2650 self
.db
.create("nsis", nsi_descriptor
)
2651 rollback
.append({"topic": "nsis", "_id": nsi_id
})
2653 except Exception as e
: # TODO remove try Except, it is captured at nbi.py
2654 self
.logger
.exception(
2655 "Exception {} at NsiTopic.new()".format(e
), exc_info
=True
2657 raise EngineException("Error {}: {}".format(step
, e
))
2658 except ValidationError
as e
:
2659 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
2661 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
2662 raise EngineException(
2663 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
2667 class NsiLcmOpTopic(BaseTopic
):
2670 operation_schema
= { # mapping between operation and jsonschema to validate
2671 "instantiate": nsi_instantiate
,
2675 def __init__(self
, db
, fs
, msg
, auth
):
2676 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
2677 self
.nsi_NsLcmOpTopic
= NsLcmOpTopic(self
.db
, self
.fs
, self
.msg
, self
.auth
)
2679 def _check_nsi_operation(self
, session
, nsir
, operation
, indata
):
2681 Check that user has enter right parameters for the operation
2682 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2683 :param operation: it can be: instantiate, terminate, action, TODO: update, heal
2684 :param indata: descriptor with the parameters of the operation
2688 nstd
= nsir
["network-slice-template"]
2690 def check_valid_netslice_subnet_id(nstId
):
2691 # TODO change to vnfR (??)
2692 for netslice_subnet
in nstd
["netslice-subnet"]:
2693 if nstId
== netslice_subnet
["id"]:
2694 nsd_id
= netslice_subnet
["nsd-ref"]
2695 if nsd_id
not in nsds
:
2696 _filter
= self
._get
_project
_filter
(session
)
2697 _filter
["id"] = nsd_id
2698 nsds
[nsd_id
] = self
.db
.get_one("nsds", _filter
)
2701 raise EngineException(
2702 "Invalid parameter nstId='{}' is not one of the "
2703 "nst:netslice-subnet".format(nstId
)
2706 if operation
== "instantiate":
2707 # check the existance of netslice-subnet items
2708 for in_nst
in get_iterable(indata
.get("netslice-subnet")):
2709 check_valid_netslice_subnet_id(in_nst
["id"])
2711 def _create_nsilcmop(self
, session
, netsliceInstanceId
, operation
, params
):
2717 "operationState": "PROCESSING", # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
2718 "statusEnteredTime": now
,
2719 "netsliceInstanceId": netsliceInstanceId
,
2720 "lcmOperationType": operation
,
2722 "isAutomaticInvocation": False,
2723 "operationParams": params
,
2724 "isCancelPending": False,
2726 "self": "/osm/nsilcm/v1/nsi_lcm_op_occs/" + _id
,
2727 "netsliceInstanceId": "/osm/nsilcm/v1/netslice_instances/"
2728 + netsliceInstanceId
,
2733 def add_shared_nsr_2vld(self
, nsir
, nsr_item
):
2734 for nst_sb_item
in nsir
["network-slice-template"].get("netslice-subnet"):
2735 if nst_sb_item
.get("is-shared-nss"):
2736 for admin_subnet_item
in nsir
["_admin"].get("netslice-subnet"):
2737 if admin_subnet_item
["nss-id"] == nst_sb_item
["id"]:
2738 for admin_vld_item
in nsir
["_admin"].get("netslice-vld"):
2739 for admin_vld_nss_cp_ref_item
in admin_vld_item
[
2740 "nss-connection-point-ref"
2743 admin_subnet_item
["nss-id"]
2744 == admin_vld_nss_cp_ref_item
["nss-ref"]
2747 not nsr_item
["nsrId"]
2748 in admin_vld_item
["shared-nsrs-list"]
2750 admin_vld_item
["shared-nsrs-list"].append(
2754 # self.db.set_one("nsis", {"_id": nsir["_id"]}, nsir)
2757 {"_id": nsir
["_id"]},
2758 {"_admin.netslice-vld": nsir
["_admin"].get("netslice-vld")},
2761 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
2763 Performs a new operation over a ns
2764 :param rollback: list to append created items at database in case a rollback must to be done
2765 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2766 :param indata: descriptor with the parameters of the operation. It must contains among others
2767 netsliceInstanceId: _id of the nsir to perform the operation
2768 operation: it can be: instantiate, terminate, action, TODO: update, heal
2769 :param kwargs: used to override the indata descriptor
2770 :param headers: http request headers
2771 :return: id of the nslcmops
2774 # Override descriptor with query string kwargs
2775 self
._update
_input
_with
_kwargs
(indata
, kwargs
)
2776 operation
= indata
["lcmOperationType"]
2777 netsliceInstanceId
= indata
["netsliceInstanceId"]
2778 validate_input(indata
, self
.operation_schema
[operation
])
2780 # get nsi from netsliceInstanceId
2781 _filter
= self
._get
_project
_filter
(session
)
2782 _filter
["_id"] = netsliceInstanceId
2783 nsir
= self
.db
.get_one("nsis", _filter
)
2784 logging_prefix
= "nsi={} {} ".format(netsliceInstanceId
, operation
)
2789 not nsir
["_admin"].get("nsiState")
2790 or nsir
["_admin"]["nsiState"] == "NOT_INSTANTIATED"
2792 if operation
== "terminate" and indata
.get("autoremove"):
2793 # NSIR must be deleted
2797 ) # a none in this case is used to indicate not instantiated. It can be removed
2798 if operation
!= "instantiate":
2799 raise EngineException(
2800 "netslice_instance '{}' cannot be '{}' because it is not instantiated".format(
2801 netsliceInstanceId
, operation
2803 HTTPStatus
.CONFLICT
,
2806 if operation
== "instantiate" and not session
["force"]:
2807 raise EngineException(
2808 "netslice_instance '{}' cannot be '{}' because it is already instantiated".format(
2809 netsliceInstanceId
, operation
2811 HTTPStatus
.CONFLICT
,
2814 # Creating all the NS_operation (nslcmop)
2815 # Get service list from db
2816 nsrs_list
= nsir
["_admin"]["nsrs-detailed-list"]
2818 # nslcmops_item = None
2819 for index
, nsr_item
in enumerate(nsrs_list
):
2820 nsr_id
= nsr_item
["nsrId"]
2821 if nsr_item
.get("shared"):
2822 _filter
["_admin.nsrs-detailed-list.ANYINDEX.shared"] = True
2823 _filter
["_admin.nsrs-detailed-list.ANYINDEX.nsrId"] = nsr_id
2825 "_admin.nsrs-detailed-list.ANYINDEX.nslcmop_instantiate.ne"
2827 _filter
["_id.ne"] = netsliceInstanceId
2828 nsi
= self
.db
.get_one(
2829 "nsis", _filter
, fail_on_empty
=False, fail_on_more
=False
2831 if operation
== "terminate":
2833 "_admin.nsrs-detailed-list.{}.nslcmop_instantiate".format(
2837 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, _update
)
2840 ): # other nsi is using this nsr and it needs this nsr instantiated
2841 continue # do not create nsilcmop
2843 # looks the first nsi fulfilling the conditions but not being the current NSIR
2845 nsi_nsr_item
= next(
2847 for n
in nsi
["_admin"]["nsrs-detailed-list"]
2848 if n
["nsrId"] == nsr_id
2850 and n
["nslcmop_instantiate"]
2852 self
.add_shared_nsr_2vld(nsir
, nsr_item
)
2853 nslcmops
.append(nsi_nsr_item
["nslcmop_instantiate"])
2855 "_admin.nsrs-detailed-list.{}".format(
2859 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, _update
)
2860 # continue to not create nslcmop since nsrs is shared and nsrs was created
2863 self
.add_shared_nsr_2vld(nsir
, nsr_item
)
2868 "lcmOperationType": operation
,
2869 "nsInstanceId": nsr_id
,
2870 # Including netslice_id in the ns instantiate Operation
2871 "netsliceInstanceId": netsliceInstanceId
,
2873 if operation
== "instantiate":
2874 service
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
2875 indata_ns
.update(service
["instantiate_params"])
2877 # Creating NS_LCM_OP with the flag slice_object=True to not trigger the service instantiation
2878 # message via kafka bus
2879 nslcmop
, _
= self
.nsi_NsLcmOpTopic
.new(
2880 rollback
, session
, indata_ns
, None, headers
, slice_object
=True
2882 nslcmops
.append(nslcmop
)
2883 if operation
== "instantiate":
2885 "_admin.nsrs-detailed-list.{}.nslcmop_instantiate".format(
2889 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, _update
)
2890 except (DbException
, EngineException
) as e
:
2891 if e
.http_code
== HTTPStatus
.NOT_FOUND
:
2894 + "skipping NS={} because not found".format(nsr_id
)
2901 indata
["nslcmops_ids"] = nslcmops
2902 self
._check
_nsi
_operation
(session
, nsir
, operation
, indata
)
2904 nsilcmop_desc
= self
._create
_nsilcmop
(
2905 session
, netsliceInstanceId
, operation
, indata
2908 nsilcmop_desc
, session
["project_id"], make_public
=session
["public"]
2910 _id
= self
.db
.create("nsilcmops", nsilcmop_desc
)
2911 rollback
.append({"topic": "nsilcmops", "_id": _id
})
2912 self
.msg
.write("nsi", operation
, nsilcmop_desc
)
2914 except ValidationError
as e
:
2915 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
2917 def delete(self
, session
, _id
, dry_run
=False, not_send_msg
=None):
2918 raise EngineException(
2919 "Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
2922 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
2923 raise EngineException(
2924 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR