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 (
36 from osm_nbi
.base_topic
import (
42 update_descriptor_usage_state
,
44 from yaml
import safe_dump
45 from osm_common
.dbbase
import DbException
46 from osm_common
.msgbase
import MsgException
47 from osm_common
.fsbase
import FsException
48 from osm_nbi
import utils
51 ) # For checking that additional parameter names are valid Jinja2 identifiers
53 __author__
= "Alfonso Tierno <alfonso.tiernosepulveda@telefonica.com>"
56 class NsrTopic(BaseTopic
):
59 quota_name
= "ns_instances"
60 schema_new
= ns_instantiate
62 def __init__(self
, db
, fs
, msg
, auth
):
63 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
66 def format_on_new(content
, project_id
=None, make_public
=False):
67 BaseTopic
.format_on_new(content
, project_id
=project_id
, make_public
=make_public
)
68 content
["_admin"]["nsState"] = "NOT_INSTANTIATED"
71 def check_conflict_on_del(self
, session
, _id
, db_content
):
73 Check that NSR is not instantiated
74 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
75 :param _id: nsr internal id
76 :param db_content: The database content of the nsr
77 :return: None or raises EngineException with the conflict
82 if nsr
["_admin"].get("nsState") == "INSTANTIATED":
83 raise EngineException(
84 "nsr '{}' cannot be deleted because it is in 'INSTANTIATED' state. "
85 "Launch 'terminate' operation first; or force deletion".format(_id
),
86 http_code
=HTTPStatus
.CONFLICT
,
89 def delete_extra(self
, session
, _id
, db_content
, not_send_msg
=None):
91 Deletes associated nslcmops and vnfrs from database. Deletes associated filesystem.
92 Set usageState of pdu, vnfd, nsd
93 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
94 :param _id: server internal id
95 :param db_content: The database content of the descriptor
96 :param not_send_msg: To not send message (False) or store content (list) instead
97 :return: None if ok or raises EngineException with the problem
99 self
.fs
.file_delete(_id
, ignore_non_exist
=True)
100 self
.db
.del_list("nslcmops", {"nsInstanceId": _id
})
101 self
.db
.del_list("vnfrs", {"nsr-id-ref": _id
})
103 # set all used pdus as free
106 {"_admin.usage.nsr_id": _id
},
107 {"_admin.usageState": "NOT_IN_USE", "_admin.usage": None},
112 used_nsd_id
= nsr
.get("nsd-id")
114 # check if used by another NSR
115 nsrs_list
= self
.db
.get_one(
116 "nsrs", {"nsd-id": used_nsd_id
}, fail_on_empty
=False, fail_on_more
=False
120 "nsds", {"_id": used_nsd_id
}, {"_admin.usageState": "NOT_IN_USE"}
123 # Set VNFD usageState
124 used_vnfd_id_list
= nsr
.get("vnfd-id")
125 if used_vnfd_id_list
:
126 for used_vnfd_id
in used_vnfd_id_list
:
127 # check if used by another NSR
128 nsrs_list
= self
.db
.get_one(
130 {"vnfd-id": used_vnfd_id
},
137 {"_id": used_vnfd_id
},
138 {"_admin.usageState": "NOT_IN_USE"},
141 # delete extra ro_nsrs used for internal RO module
142 self
.db
.del_one("ro_nsrs", q_filter
={"_id": _id
}, fail_on_empty
=False)
145 def _format_ns_request(ns_request
):
146 formated_request
= copy(ns_request
)
147 formated_request
.pop("additionalParamsForNs", None)
148 formated_request
.pop("additionalParamsForVnf", None)
149 return formated_request
152 def _format_additional_params(
153 ns_request
, member_vnf_index
=None, vdu_id
=None, kdu_name
=None, descriptor
=None
156 Get and format user additional params for NS or VNF.
157 The vdu_id and kdu_name params are mutually exclusive! If none of them are given, then the method will
158 exclusively search for the VNF/NS LCM additional params.
160 :param ns_request: User instantiation additional parameters
161 :param member_vnf_index: None for extract NS params, or member_vnf_index to extract VNF params
162 :vdu_id: VDU's ID against which we want to format the additional params
163 :kdu_name: KDU's name against which we want to format the additional params
164 :param descriptor: If not None it check that needed parameters of descriptor are supplied
165 :return: tuple with a formatted copy of additional params or None if not supplied, plus other parameters
167 additional_params
= None
169 if not member_vnf_index
:
170 additional_params
= copy(ns_request
.get("additionalParamsForNs"))
171 where_
= "additionalParamsForNs"
172 elif ns_request
.get("additionalParamsForVnf"):
173 where_
= "additionalParamsForVnf[member-vnf-index={}]".format(
179 for x
in ns_request
["additionalParamsForVnf"]
180 if x
["member-vnf-index"] == member_vnf_index
185 if not vdu_id
and not kdu_name
:
187 additional_params
= copy(item
.get("additionalParams")) or {}
188 if vdu_id
and item
.get("additionalParamsForVdu"):
192 for x
in item
["additionalParamsForVdu"]
193 if x
["vdu_id"] == vdu_id
197 other_params
= item_vdu
198 if item_vdu
and item_vdu
.get("additionalParams"):
199 where_
+= ".additionalParamsForVdu[vdu_id={}]".format(vdu_id
)
200 additional_params
= item_vdu
["additionalParams"]
202 additional_params
= {}
203 if item
.get("additionalParamsForKdu"):
207 for x
in item
["additionalParamsForKdu"]
208 if x
["kdu_name"] == kdu_name
212 other_params
= item_kdu
213 if item_kdu
and item_kdu
.get("additionalParams"):
214 where_
+= ".additionalParamsForKdu[kdu_name={}]".format(
217 additional_params
= item_kdu
["additionalParams"]
219 if additional_params
:
220 for k
, v
in additional_params
.items():
221 # BEGIN Check that additional parameter names are valid Jinja2 identifiers if target is not Kdu
222 if not kdu_name
and not match("^[a-zA-Z_][a-zA-Z0-9_]*$", k
):
223 raise EngineException(
224 "Invalid param name at {}:{}. Must contain only alphanumeric characters "
225 "and underscores, and cannot start with a digit".format(
229 # END Check that additional parameter names are valid Jinja2 identifiers
230 if not isinstance(k
, str):
231 raise EngineException(
232 "Invalid param at {}:{}. Only string keys are allowed".format(
237 raise EngineException(
238 "Invalid param at {}:{}. Keys must not contain $ symbol".format(
242 if isinstance(v
, (dict, tuple, list)):
243 additional_params
[k
] = "!!yaml " + safe_dump(v
)
245 additional_params
= json
.dumps(additional_params
)
247 # Select the VDU ID, KDU name or NS/VNF ID, depending on the method's call intent
248 selector
= vdu_id
if vdu_id
else kdu_name
if kdu_name
else descriptor
.get("id")
251 for df
in descriptor
.get("df", []):
252 # check that enough parameters are supplied for the initial-config-primitive
253 # TODO: check for cloud-init
255 initial_primitives
= []
257 "lcm-operations-configuration" in df
258 and "operate-vnf-op-config"
259 in df
["lcm-operations-configuration"]
261 for config
in df
["lcm-operations-configuration"][
262 "operate-vnf-op-config"
264 # Verify the target object (VNF|NS|VDU|KDU) where we need to populate
265 # the params with the additional ones given by the user
266 if config
.get("id") == selector
:
267 for primitive
in get_iterable(
268 config
.get("initial-config-primitive")
270 initial_primitives
.append(primitive
)
272 initial_primitives
= deep_get(
273 descriptor
, ("ns-configuration", "initial-config-primitive")
276 for initial_primitive
in get_iterable(initial_primitives
):
277 for param
in get_iterable(initial_primitive
.get("parameter")):
278 if param
["value"].startswith("<") and param
["value"].endswith(
281 if param
["value"] in (
289 not additional_params
290 or param
["value"][1:-1] not in additional_params
292 raise EngineException(
293 "Parameter '{}' needed for vnfd[id={}]:day1-2 configuration:"
294 "initial-config-primitive[name={}] not supplied".format(
297 initial_primitive
["name"],
301 return additional_params
or None, other_params
or None
303 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
305 Creates a new nsr into database. It also creates needed vnfrs
306 :param rollback: list to append the created items at database in case a rollback must be done
307 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
308 :param indata: params to be used for the nsr
309 :param kwargs: used to override the indata descriptor
310 :param headers: http request headers
311 :return: the _id of nsr descriptor created at database. Or an exception of type
312 EngineException, ValidationError, DbException, FsException, MsgException.
313 Note: Exceptions are not captured on purpose. They should be captured at called
315 step
= "checking quotas" # first step must be defined outside try
317 self
.check_quota(session
)
319 step
= "validating input parameters"
320 ns_request
= self
._remove
_envelop
(indata
)
321 self
._update
_input
_with
_kwargs
(ns_request
, kwargs
)
322 ns_request
= self
._validate
_input
_new
(ns_request
, session
["force"])
324 step
= "getting nsd id='{}' from database".format(ns_request
.get("nsdId"))
325 nsd
= self
._get
_nsd
_from
_db
(ns_request
["nsdId"], session
)
326 ns_k8s_namespace
= self
._get
_ns
_k
8s
_namespace
(nsd
, ns_request
, session
)
328 step
= "checking nsdOperationalState"
329 self
._check
_nsd
_operational
_state
(nsd
, ns_request
)
331 step
= "filling nsr from input data"
332 nsr_id
= str(uuid4())
333 nsr_descriptor
= self
._create
_nsr
_descriptor
_from
_nsd
(
334 nsd
, ns_request
, nsr_id
, session
339 # TODO: Change for multiple df support
340 vnf_profiles
= nsd
.get("df", [{}])[0].get("vnf-profile", ())
341 for vnfp
in vnf_profiles
:
342 vnfd_id
= vnfp
.get("vnfd-id")
343 vnf_index
= vnfp
.get("id")
345 "getting vnfd id='{}' constituent-vnfd='{}' from database".format(
349 if vnfd_id
not in needed_vnfds
:
350 vnfd
= self
._get
_vnfd
_from
_db
(vnfd_id
, session
)
351 if "revision" in vnfd
["_admin"]:
352 vnfd
["revision"] = vnfd
["_admin"]["revision"]
354 needed_vnfds
[vnfd_id
] = vnfd
355 nsr_descriptor
["vnfd-id"].append(vnfd
["_id"])
357 vnfd
= needed_vnfds
[vnfd_id
]
359 step
= "filling vnfr vnfd-id='{}' constituent-vnfd='{}'".format(
362 vnfr_descriptor
= self
._create
_vnfr
_descriptor
_from
_vnfd
(
372 step
= "creating vnfr vnfd-id='{}' constituent-vnfd='{}' at database".format(
375 self
._add
_vnfr
_to
_db
(vnfr_descriptor
, rollback
, session
)
376 nsr_descriptor
["constituent-vnfr-ref"].append(vnfr_descriptor
["id"])
377 step
= "Updating VNFD usageState"
378 update_descriptor_usage_state(vnfd
, "vnfds", self
.db
)
380 step
= "creating nsr at database"
381 self
._add
_nsr
_to
_db
(nsr_descriptor
, rollback
, session
)
382 step
= "Updating NSD usageState"
383 update_descriptor_usage_state(nsd
, "nsds", self
.db
)
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_shared_volumes_to_nsr(
445 self
, vdu
, vnfd
, nsr_descriptor
, member_vnf_index
, revision
=None
448 for vsd
in vnfd
.get("virtual-storage-desc", ()):
449 if vsd
.get("vdu-storage-requirements"):
451 vsd
.get("vdu-storage-requirements")[0].get("key") == "multiattach"
452 and vsd
.get("vdu-storage-requirements")[0].get("value") == "True"
454 # Avoid setting the volume name multiple times
455 if not match(f
"shared-.*-{vnfd['id']}", vsd
["id"]):
456 vsd
["id"] = f
"shared-{vsd['id']}-{vnfd['id']}"
459 nsr_descriptor
["shared-volumes"] = svsd
461 def _add_flavor_to_nsr(
462 self
, vdu
, vnfd
, nsr_descriptor
, member_vnf_index
, revision
=None
466 # Find this vdu compute and storage descriptors
467 vdu_virtual_compute
= {}
468 vdu_virtual_storage
= {}
469 for vcd
in vnfd
.get("virtual-compute-desc", ()):
470 if vcd
.get("id") == vdu
.get("virtual-compute-desc"):
471 vdu_virtual_compute
= vcd
472 for vsd
in vnfd
.get("virtual-storage-desc", ()):
473 if vsd
.get("id") == vdu
.get("virtual-storage-desc", [[]])[0]:
474 vdu_virtual_storage
= vsd
475 # Get this vdu vcpus, memory and storage info for flavor_data
476 if vdu_virtual_compute
.get("virtual-cpu", {}).get("num-virtual-cpu"):
477 flavor_data
["vcpu-count"] = vdu_virtual_compute
["virtual-cpu"][
480 if vdu_virtual_compute
.get("virtual-memory", {}).get("size"):
481 flavor_data
["memory-mb"] = (
482 float(vdu_virtual_compute
["virtual-memory"]["size"]) * 1024.0
484 if vdu_virtual_storage
.get("size-of-storage"):
485 flavor_data
["storage-gb"] = vdu_virtual_storage
["size-of-storage"]
486 # Get this vdu EPA info for guest_epa
487 if vdu_virtual_compute
.get("virtual-cpu", {}).get("cpu-quota"):
488 guest_epa
["cpu-quota"] = vdu_virtual_compute
["virtual-cpu"]["cpu-quota"]
489 if vdu_virtual_compute
.get("virtual-cpu", {}).get("pinning"):
490 vcpu_pinning
= vdu_virtual_compute
["virtual-cpu"]["pinning"]
491 if vcpu_pinning
.get("thread-policy"):
492 guest_epa
["cpu-thread-pinning-policy"] = vcpu_pinning
["thread-policy"]
493 if vcpu_pinning
.get("policy"):
495 "SHARED" if vcpu_pinning
["policy"] == "dynamic" else "DEDICATED"
497 guest_epa
["cpu-pinning-policy"] = cpu_policy
498 if vdu_virtual_compute
.get("virtual-memory", {}).get("mem-quota"):
499 guest_epa
["mem-quota"] = vdu_virtual_compute
["virtual-memory"]["mem-quota"]
500 if vdu_virtual_compute
.get("virtual-memory", {}).get("mempage-size"):
501 guest_epa
["mempage-size"] = vdu_virtual_compute
["virtual-memory"][
504 if vdu_virtual_compute
.get("virtual-memory", {}).get("numa-node-policy"):
505 guest_epa
["numa-node-policy"] = vdu_virtual_compute
["virtual-memory"][
508 if vdu_virtual_storage
.get("disk-io-quota"):
509 guest_epa
["disk-io-quota"] = vdu_virtual_storage
["disk-io-quota"]
512 flavor_data
["guest-epa"] = guest_epa
514 revision
= revision
if revision
is not None else 1
515 flavor_data
["name"] = (
516 vdu
["id"][:56] + "-" + member_vnf_index
+ "-" + str(revision
) + "-flv"
518 flavor_data
["id"] = str(len(nsr_descriptor
["flavor"]))
519 nsr_descriptor
["flavor"].append(flavor_data
)
521 def _create_nsr_descriptor_from_nsd(self
, nsd
, ns_request
, nsr_id
, session
):
523 additional_params
, _
= self
._format
_additional
_params
(
524 ns_request
, descriptor
=nsd
528 "name": ns_request
["nsName"],
529 "name-ref": ns_request
["nsName"],
530 "short-name": ns_request
["nsName"],
531 "admin-status": "ENABLED",
532 "nsState": "NOT_INSTANTIATED",
533 "currentOperation": "IDLE",
534 "currentOperationID": None,
535 "errorDescription": None,
537 "deploymentStatus": None,
538 "configurationStatus": None,
540 "nsd": {k
: v
for k
, v
in nsd
.items()},
541 "datacenter": ns_request
["vimAccountId"],
542 "resource-orchestrator": "osmopenmano",
543 "description": ns_request
.get("nsDescription", ""),
544 "constituent-vnfr-ref": [],
545 "operational-status": "init", # typedef ns-operational-
546 "config-status": "init", # typedef config-states
547 "detailed-status": "scheduled",
548 "orchestration-progress": {},
550 "nsd-name-ref": nsd
["name"],
551 "operational-events": [], # "id", "timestamp", "description", "event",
552 "nsd-ref": nsd
["id"],
553 "nsd-id": nsd
["_id"],
555 "instantiate_params": self
._format
_ns
_request
(ns_request
),
556 "additionalParamsForNs": additional_params
,
557 "ns-instance-config-ref": nsr_id
,
560 "ssh-authorized-key": ns_request
.get("ssh_keys"), # TODO remove
563 "affinity-or-anti-affinity-group": [],
564 "shared-volumes": [],
567 if "revision" in nsd
["_admin"]:
568 nsr_descriptor
["revision"] = nsd
["_admin"]["revision"]
570 ns_request
["nsr_id"] = nsr_id
571 if ns_request
and ns_request
.get("config-units"):
572 nsr_descriptor
["config-units"] = ns_request
["config-units"]
574 if nsd
.get("virtual-link-desc"):
575 nsr_vld
= deepcopy(nsd
.get("virtual-link-desc", []))
576 # Fill each vld with vnfd-connection-point-ref data
577 # TODO: Change for multiple df support
578 all_vld_connection_point_data
= {vld
.get("id"): [] for vld
in nsr_vld
}
579 vnf_profiles
= nsd
.get("df", [[]])[0].get("vnf-profile", ())
580 for vnf_profile
in vnf_profiles
:
581 for vlc
in vnf_profile
.get("virtual-link-connectivity", ()):
582 for cpd
in vlc
.get("constituent-cpd-id", ()):
583 all_vld_connection_point_data
[
584 vlc
.get("virtual-link-profile-id")
587 "member-vnf-index-ref": cpd
.get(
588 "constituent-base-element-id"
590 "vnfd-connection-point-ref": cpd
.get(
593 "vnfd-id-ref": vnf_profile
.get("vnfd-id"),
597 vnfd
= self
._get
_vnfd
_from
_db
(vnf_profile
.get("vnfd-id"), session
)
600 for vdu
in vnfd
.get("vdu", ()):
601 member_vnf_index
= vnf_profile
.get("id")
602 self
._add
_flavor
_to
_nsr
(vdu
, vnfd
, nsr_descriptor
, member_vnf_index
)
603 self
._add
_shared
_volumes
_to
_nsr
(
604 vdu
, vnfd
, nsr_descriptor
, member_vnf_index
606 sw_image_id
= vdu
.get("sw-image-desc")
608 image_data
= self
._get
_image
_data
_from
_vnfd
(vnfd
, sw_image_id
)
609 self
._add
_image
_to
_nsr
(nsr_descriptor
, image_data
)
611 # also add alternative images to the list of images
612 for alt_image
in vdu
.get("alternative-sw-image-desc", ()):
613 image_data
= self
._get
_image
_data
_from
_vnfd
(vnfd
, alt_image
)
614 self
._add
_image
_to
_nsr
(nsr_descriptor
, image_data
)
616 # Add Affinity or Anti-affinity group information to NSR
617 vdu_profiles
= vnfd
.get("df", [[]])[0].get("vdu-profile", ())
618 affinity_group_prefix_name
= "{}-{}".format(
619 nsr_descriptor
["name"][:16], vnf_profile
.get("id")[:16]
622 for vdu_profile
in vdu_profiles
:
623 affinity_group_data
= {}
624 for affinity_group
in vdu_profile
.get(
625 "affinity-or-anti-affinity-group", ()
627 affinity_group_data
= (
628 self
._get
_affinity
_or
_anti
_affinity
_group
_data
_from
_vnfd
(
629 vnfd
, affinity_group
["id"]
632 affinity_group_data
["member-vnf-index"] = vnf_profile
.get("id")
633 self
._add
_affinity
_or
_anti
_affinity
_group
_to
_nsr
(
636 affinity_group_prefix_name
,
640 vld
["vnfd-connection-point-ref"] = all_vld_connection_point_data
.get(
643 vld
["name"] = vld
["id"]
644 nsr_descriptor
["vld"] = nsr_vld
645 if nsd
.get("vnffgd"):
646 vnffgd
= nsd
.get("vnffgd")
649 for k
, v
in vnffg
.items():
654 nsr_descriptor
["vnffgd"].append(info
)
656 return nsr_descriptor
658 def _get_affinity_or_anti_affinity_group_data_from_vnfd(
659 self
, vnfd
, affinity_group_id
662 Gets affinity-or-anti-affinity-group info from df and returns the desired affinity group
664 affinity_group
= utils
.find_in_list(
665 vnfd
.get("df", [[]])[0].get("affinity-or-anti-affinity-group", ()),
666 lambda ag
: ag
["id"] == affinity_group_id
,
668 affinity_group_data
= {}
670 if affinity_group
.get("id"):
671 affinity_group_data
["ag-id"] = affinity_group
["id"]
672 if affinity_group
.get("type"):
673 affinity_group_data
["type"] = affinity_group
["type"]
674 if affinity_group
.get("scope"):
675 affinity_group_data
["scope"] = affinity_group
["scope"]
676 return affinity_group_data
678 def _add_affinity_or_anti_affinity_group_to_nsr(
679 self
, nsr_descriptor
, affinity_group_data
, affinity_group_prefix_name
682 Adds affinity-or-anti-affinity-group to nsr checking first it is not already added
684 affinity_group
= next(
687 for f
in nsr_descriptor
["affinity-or-anti-affinity-group"]
688 if all(f
.get(k
) == affinity_group_data
[k
] for k
in affinity_group_data
)
692 if not affinity_group
:
693 affinity_group_data
["id"] = str(
694 len(nsr_descriptor
["affinity-or-anti-affinity-group"])
696 affinity_group_data
["name"] = "{}-{}".format(
697 affinity_group_prefix_name
, affinity_group_data
["ag-id"][:32]
699 nsr_descriptor
["affinity-or-anti-affinity-group"].append(
703 def _get_image_data_from_vnfd(self
, vnfd
, sw_image_id
):
704 sw_image_desc
= utils
.find_in_list(
705 vnfd
.get("sw-image-desc", ()), lambda sw
: sw
["id"] == sw_image_id
708 if sw_image_desc
.get("image"):
709 image_data
["image"] = sw_image_desc
["image"]
710 if sw_image_desc
.get("checksum"):
711 image_data
["image_checksum"] = sw_image_desc
["checksum"]["hash"]
712 if sw_image_desc
.get("vim-type"):
713 image_data
["vim-type"] = sw_image_desc
["vim-type"]
716 def _add_image_to_nsr(self
, nsr_descriptor
, image_data
):
718 Adds image to nsr checking first it is not already added
723 for f
in nsr_descriptor
["image"]
724 if all(f
.get(k
) == image_data
[k
] for k
in image_data
)
729 image_data
["id"] = str(len(nsr_descriptor
["image"]))
730 nsr_descriptor
["image"].append(image_data
)
732 def _create_vnfr_descriptor_from_vnfd(
743 vnfr_id
= str(uuid4())
744 nsr_id
= nsr_descriptor
["id"]
746 additional_params
, vnf_params
= self
._format
_additional
_params
(
747 ns_request
, vnf_index
, descriptor
=vnfd
753 "nsr-id-ref": nsr_id
,
754 "member-vnf-index-ref": vnf_index
,
755 "additionalParamsForVnf": additional_params
,
757 # "vnfd": vnfd, # at OSM model.but removed to avoid data duplication TODO: revise
759 "vnfd-id": vnfd
["_id"], # not at OSM model, but useful
760 "vim-account-id": None,
763 "connection-point": [],
764 "ip-address": None, # mgmt-interface filled by LCM
767 # Revision backwards compatility. Only specify the revision in the record if
768 # the original VNFD has a revision.
769 if "revision" in vnfd
:
770 vnfr_descriptor
["revision"] = vnfd
["revision"]
772 vnf_k8s_namespace
= ns_k8s_namespace
774 if vnf_params
.get("k8s-namespace"):
775 vnf_k8s_namespace
= vnf_params
["k8s-namespace"]
776 if vnf_params
.get("config-units"):
777 vnfr_descriptor
["config-units"] = vnf_params
["config-units"]
780 if vnfd
.get("int-virtual-link-desc"):
781 vnfr_descriptor
["vld"] = []
782 for vnfd_vld
in vnfd
.get("int-virtual-link-desc"):
783 vnfr_descriptor
["vld"].append({key
: vnfd_vld
[key
] for key
in vnfd_vld
})
785 for cp
in vnfd
.get("ext-cpd", ()):
787 "name": cp
.get("id"),
788 "connection-point-id": cp
.get("int-cpd", {}).get("cpd"),
789 "connection-point-vdu-id": cp
.get("int-cpd", {}).get("vdu-id"),
791 # "ip-address", "mac-address" # filled by LCM
792 # vim-id # TODO it would be nice having a vim port id
794 vnfr_descriptor
["connection-point"].append(vnf_cp
)
796 # Create k8s-cluster information
797 # TODO: Validate if a k8s-cluster net can have more than one ext-cpd ?
798 if vnfd
.get("k8s-cluster"):
799 vnfr_descriptor
["k8s-cluster"] = vnfd
["k8s-cluster"]
800 all_k8s_cluster_nets_cpds
= {}
801 for cpd
in get_iterable(vnfd
.get("ext-cpd")):
802 if cpd
.get("k8s-cluster-net"):
803 all_k8s_cluster_nets_cpds
[cpd
.get("k8s-cluster-net")] = cpd
.get(
806 for net
in get_iterable(vnfr_descriptor
["k8s-cluster"].get("nets")):
807 if net
.get("id") in all_k8s_cluster_nets_cpds
:
808 net
["external-connection-point-ref"] = all_k8s_cluster_nets_cpds
[
813 for kdu
in get_iterable(vnfd
.get("kdu")):
814 additional_params
, kdu_params
= self
._format
_additional
_params
(
815 ns_request
, vnf_index
, kdu_name
=kdu
["name"], descriptor
=vnfd
817 kdu_k8s_namespace
= vnf_k8s_namespace
818 kdu_model
= kdu_params
.get("kdu_model") if kdu_params
else None
819 if kdu_params
and kdu_params
.get("k8s-namespace"):
820 kdu_k8s_namespace
= kdu_params
["k8s-namespace"]
822 kdu_deployment_name
= ""
823 if kdu_params
and kdu_params
.get("kdu-deployment-name"):
824 kdu_deployment_name
= kdu_params
.get("kdu-deployment-name")
827 "additionalParams": additional_params
,
828 "k8s-namespace": kdu_k8s_namespace
,
829 "kdu-deployment-name": kdu_deployment_name
,
830 "kdu-name": kdu
["name"],
831 # TODO "name": "" Name of the VDU in the VIM
832 "ip-address": None, # mgmt-interface filled by LCM
835 if kdu_params
and kdu_params
.get("config-units"):
836 kdur
["config-units"] = kdu_params
["config-units"]
837 if kdu
.get("helm-version"):
838 kdur
["helm-version"] = kdu
["helm-version"]
839 for k8s_type
in ("helm-chart", "juju-bundle"):
840 if kdu
.get(k8s_type
):
841 kdur
[k8s_type
] = kdu_model
or kdu
[k8s_type
]
842 if not vnfr_descriptor
.get("kdur"):
843 vnfr_descriptor
["kdur"] = []
844 vnfr_descriptor
["kdur"].append(kdur
)
846 vnfd_mgmt_cp
= vnfd
.get("mgmt-cp")
848 for vdu
in vnfd
.get("vdu", ()):
851 configs
= vnfd
.get("df")[0]["lcm-operations-configuration"][
852 "operate-vnf-op-config"
854 vdu_config
= utils
.find_in_list(
855 configs
, lambda config
: config
["id"] == vdu
["id"]
861 vdu_instantiation_level
= utils
.find_in_list(
862 vnfd
.get("df")[0]["instantiation-level"][0]["vdu-level"],
863 lambda a_vdu_profile
: a_vdu_profile
["vdu-id"] == vdu
["id"],
866 vdu_instantiation_level
= None
869 external_connection_ee
= utils
.filter_in_list(
870 vdu_config
.get("execution-environment-list", []),
871 lambda ee
: "external-connection-point-ref" in ee
,
873 for ee
in external_connection_ee
:
874 vdu_mgmt_cp
.append(ee
["external-connection-point-ref"])
876 additional_params
, vdu_params
= self
._format
_additional
_params
(
877 ns_request
, vnf_index
, vdu_id
=vdu
["id"], descriptor
=vnfd
881 vdu_virtual_storage_descriptors
= utils
.filter_in_list(
882 vnfd
.get("virtual-storage-desc", []),
883 lambda stg_desc
: stg_desc
["id"] in vdu
["virtual-storage-desc"],
886 vdu_virtual_storage_descriptors
= []
888 "vdu-id-ref": vdu
["id"],
889 # TODO "name": "" Name of the VDU in the VIM
890 "ip-address": None, # mgmt-interface filled by LCM
891 # "vim-id", "flavor-id", "image-id", "management-ip" # filled by LCM
892 "internal-connection-point": [],
894 "additionalParams": additional_params
,
895 "vdu-name": vdu
["name"],
896 "virtual-storages": vdu_virtual_storage_descriptors
,
898 if vdu_params
and vdu_params
.get("config-units"):
899 vdur
["config-units"] = vdu_params
["config-units"]
900 if deep_get(vdu
, ("supplemental-boot-data", "boot-data-drive")):
901 vdur
["boot-data-drive"] = vdu
["supplemental-boot-data"][
904 if vdu
.get("pdu-type"):
905 vdur
["pdu-type"] = vdu
["pdu-type"]
906 vdur
["name"] = vdu
["pdu-type"]
907 # TODO volumes: name, volume-id
908 for icp
in vdu
.get("int-cpd", ()):
911 "connection-point-id": icp
["id"],
912 "name": icp
.get("id"),
915 vdur
["internal-connection-point"].append(vdu_icp
)
917 for iface
in icp
.get("virtual-network-interface-requirement", ()):
918 # Name, mac-address and interface position is taken from VNFD
919 # and included into VNFR. By this way RO can process this information
920 # while creating the VDU.
921 iface_fields
= ("name", "mac-address", "position", "ip-address")
923 x
: iface
[x
] for x
in iface_fields
if iface
.get(x
) is not None
926 vdu_iface
["internal-connection-point-ref"] = vdu_icp
["id"]
927 if "port-security-enabled" in icp
:
928 vdu_iface
["port-security-enabled"] = icp
[
929 "port-security-enabled"
932 if "port-security-disable-strategy" in icp
:
933 vdu_iface
["port-security-disable-strategy"] = icp
[
934 "port-security-disable-strategy"
937 for ext_cp
in vnfd
.get("ext-cpd", ()):
938 if not ext_cp
.get("int-cpd"):
940 if ext_cp
["int-cpd"].get("vdu-id") != vdu
["id"]:
942 if icp
["id"] == ext_cp
["int-cpd"].get("cpd"):
943 vdu_iface
["external-connection-point-ref"] = ext_cp
.get(
947 if "port-security-enabled" in ext_cp
:
948 vdu_iface
["port-security-enabled"] = ext_cp
[
949 "port-security-enabled"
952 if "port-security-disable-strategy" in ext_cp
:
953 vdu_iface
["port-security-disable-strategy"] = ext_cp
[
954 "port-security-disable-strategy"
961 and vdu_iface
.get("external-connection-point-ref")
964 vdu_iface
["mgmt-vnf"] = True
965 vdu_iface
["mgmt-interface"] = True
967 for ecp
in vdu_mgmt_cp
:
968 if vdu_iface
.get("external-connection-point-ref") == ecp
:
969 vdu_iface
["mgmt-interface"] = True
971 if iface
.get("virtual-interface"):
972 vdu_iface
.update(deepcopy(iface
["virtual-interface"]))
974 # look for network where this interface is connected
975 iface_ext_cp
= vdu_iface
.get("external-connection-point-ref")
977 # TODO: Change for multiple df support
978 for df
in get_iterable(nsd
.get("df")):
979 for vnf_profile
in get_iterable(df
.get("vnf-profile")):
980 for vlc_index
, vlc
in enumerate(
982 vnf_profile
.get("virtual-link-connectivity")
985 for cpd
in get_iterable(
986 vlc
.get("constituent-cpd-id")
989 cpd
.get("constituent-cpd-id")
991 ) and vnf_profile
.get("id") == vnf_index
:
992 vdu_iface
["ns-vld-id"] = vlc
.get(
993 "virtual-link-profile-id"
995 # if iface type is SRIOV or PASSTHROUGH, set pci-interfaces flag to True
996 if vdu_iface
.get("type") in (
1000 nsr_descriptor
["vld"][vlc_index
][
1004 elif vdu_iface
.get("internal-connection-point-ref"):
1005 vdu_iface
["vnf-vld-id"] = icp
.get("int-virtual-link-desc")
1006 # TODO: store fixed IP address in the record (if it exists in the ICP)
1007 # if iface type is SRIOV or PASSTHROUGH, set pci-interfaces flag to True
1008 if vdu_iface
.get("type") in ("SR-IOV", "PCI-PASSTHROUGH"):
1009 ivld_index
= utils
.find_index_in_list(
1010 vnfd
.get("int-virtual-link-desc", ()),
1011 lambda ivld
: ivld
["id"]
1012 == icp
.get("int-virtual-link-desc"),
1014 vnfr_descriptor
["vld"][ivld_index
]["pci-interfaces"] = True
1016 vdur
["interfaces"].append(vdu_iface
)
1018 if vdu
.get("sw-image-desc"):
1019 sw_image
= utils
.find_in_list(
1020 vnfd
.get("sw-image-desc", ()),
1021 lambda image
: image
["id"] == vdu
.get("sw-image-desc"),
1023 nsr_sw_image_data
= utils
.find_in_list(
1024 nsr_descriptor
["image"],
1025 lambda nsr_image
: (nsr_image
.get("image") == sw_image
.get("image")),
1027 vdur
["ns-image-id"] = nsr_sw_image_data
["id"]
1029 if vdu
.get("alternative-sw-image-desc"):
1031 for alt_image_id
in vdu
.get("alternative-sw-image-desc", ()):
1032 sw_image
= utils
.find_in_list(
1033 vnfd
.get("sw-image-desc", ()),
1034 lambda image
: image
["id"] == alt_image_id
,
1036 nsr_sw_image_data
= utils
.find_in_list(
1037 nsr_descriptor
["image"],
1039 nsr_image
.get("image") == sw_image
.get("image")
1042 alt_image_ids
.append(nsr_sw_image_data
["id"])
1043 vdur
["alt-image-ids"] = alt_image_ids
1045 revision
= revision
if revision
is not None else 1
1046 flavor_data_name
= (
1047 vdu
["id"][:56] + "-" + vnf_index
+ "-" + str(revision
) + "-flv"
1049 nsr_flavor_desc
= utils
.find_in_list(
1050 nsr_descriptor
["flavor"],
1051 lambda flavor
: flavor
["name"] == flavor_data_name
,
1055 vdur
["ns-flavor-id"] = nsr_flavor_desc
["id"]
1057 # Adding Shared Volume information to vdur
1058 if vdur
.get("virtual-storages"):
1060 for vsd
in vdur
["virtual-storages"]:
1061 if vsd
.get("vdu-storage-requirements"):
1063 vsd
["vdu-storage-requirements"][0].get("key")
1065 and vsd
["vdu-storage-requirements"][0].get("value")
1068 nsr_sv
.append(vsd
["id"])
1070 vdur
["shared-volumes-id"] = nsr_sv
1072 # Adding Affinity groups information to vdur
1074 vdu_profile_affinity_group
= utils
.find_in_list(
1075 vnfd
.get("df")[0]["vdu-profile"],
1076 lambda a_vdu
: a_vdu
["id"] == vdu
["id"],
1079 vdu_profile_affinity_group
= None
1081 if vdu_profile_affinity_group
:
1082 affinity_group_ids
= []
1083 for affinity_group
in vdu_profile_affinity_group
.get(
1084 "affinity-or-anti-affinity-group", ()
1086 vdu_affinity_group
= utils
.find_in_list(
1087 vdu_profile_affinity_group
.get(
1088 "affinity-or-anti-affinity-group", ()
1090 lambda ag_fp
: ag_fp
["id"] == affinity_group
["id"],
1092 nsr_affinity_group
= utils
.find_in_list(
1093 nsr_descriptor
["affinity-or-anti-affinity-group"],
1095 nsr_ag
.get("ag-id") == vdu_affinity_group
.get("id")
1096 and nsr_ag
.get("member-vnf-index")
1097 == vnfr_descriptor
.get("member-vnf-index-ref")
1100 # Update Affinity Group VIM name if VDU instantiation parameter is present
1101 if vnf_params
and vnf_params
.get("affinity-or-anti-affinity-group"):
1102 vnf_params_affinity_group
= utils
.find_in_list(
1103 vnf_params
["affinity-or-anti-affinity-group"],
1105 vnfp_ag
.get("id") == vdu_affinity_group
.get("id")
1108 if vnf_params_affinity_group
.get("vim-affinity-group-id"):
1110 "vim-affinity-group-id"
1111 ] = vnf_params_affinity_group
["vim-affinity-group-id"]
1112 affinity_group_ids
.append(nsr_affinity_group
["id"])
1113 vdur
["affinity-or-anti-affinity-group-id"] = affinity_group_ids
1115 if vdu_instantiation_level
:
1116 count
= vdu_instantiation_level
.get("number-of-instances")
1120 for index
in range(0, count
):
1121 vdur
= deepcopy(vdur
)
1122 for iface
in vdur
["interfaces"]:
1123 if iface
.get("ip-address") and index
!= 0:
1124 iface
["ip-address"] = increment_ip_mac(iface
["ip-address"])
1125 if iface
.get("mac-address") and index
!= 0:
1126 iface
["mac-address"] = increment_ip_mac(iface
["mac-address"])
1128 vdur
["_id"] = str(uuid4())
1129 vdur
["id"] = vdur
["_id"]
1130 vdur
["count-index"] = index
1131 vnfr_descriptor
["vdur"].append(vdur
)
1132 return vnfr_descriptor
1134 def vca_status_refresh(self
, session
, ns_instance_content
, filter_q
):
1136 vcaStatus in ns_instance_content maybe stale, check if it is stale and create lcm op
1137 to refresh vca status by sending message to LCM when it is stale. Ignore otherwise.
1138 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1139 :param ns_instance_content: ns instance content
1140 :param filter_q: dict: query parameter containing vcaStatus-refresh as true or false
1143 time_now
, time_delta
= (
1145 time() - ns_instance_content
["_admin"]["modified"],
1148 isinstance(filter_q
, dict) and filter_q
.get("vcaStatusRefresh") == "true"
1150 threshold_reached
= time_delta
> 120
1151 if force_refresh
or threshold_reached
:
1152 operation
, _id
= "vca_status_refresh", ns_instance_content
["_id"]
1153 ns_instance_content
["_admin"]["modified"] = time_now
1154 self
.db
.set_one(self
.topic
, {"_id": _id
}, ns_instance_content
)
1155 nslcmop_desc
= NsLcmOpTopic
._create
_nslcmop
(_id
, operation
, None)
1157 nslcmop_desc
, session
["project_id"], make_public
=session
["public"]
1159 nslcmop_desc
["_admin"].pop("nsState")
1160 self
.msg
.write("ns", operation
, nslcmop_desc
)
1163 def show(self
, session
, _id
, filter_q
=None, api_req
=False):
1165 Get complete information on an ns instance.
1166 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1167 :param _id: string, ns instance id
1168 :param filter_q: dict: query parameter containing vcaStatusRefresh as true or false
1169 :param api_req: True if this call is serving an external API request. False if serving internal request.
1170 :return: dictionary, raise exception if not found.
1172 ns_instance_content
= super().show(session
, _id
, api_req
)
1173 self
.vca_status_refresh(session
, ns_instance_content
, filter_q
)
1174 return ns_instance_content
1176 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
1177 raise EngineException(
1178 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
1182 class VnfrTopic(BaseTopic
):
1186 def __init__(self
, db
, fs
, msg
, auth
):
1187 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
1189 def delete(self
, session
, _id
, dry_run
=False, not_send_msg
=None):
1190 raise EngineException(
1191 "Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
1194 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
1195 raise EngineException(
1196 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
1199 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
1200 # Not used because vnfrs are created and deleted by NsrTopic class directly
1201 raise EngineException(
1202 "Method new called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
1206 class NsLcmOpTopic(BaseTopic
):
1209 operation_schema
= { # mapping between operation and jsonschema to validate
1210 "instantiate": ns_instantiate
,
1211 "action": ns_action
,
1212 "update": ns_update
,
1215 "terminate": ns_terminate
,
1216 "migrate": ns_migrate
,
1217 "verticalscale": ns_verticalscale
,
1218 "cancel": nslcmop_cancel
,
1221 def __init__(self
, db
, fs
, msg
, auth
):
1222 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
1223 self
.nsrtopic
= NsrTopic(db
, fs
, msg
, auth
)
1225 def _check_ns_operation(self
, session
, nsr
, operation
, indata
):
1227 Check that user has enter right parameters for the operation
1228 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1229 :param operation: it can be: instantiate, terminate, action, update, heal
1230 :param indata: descriptor with the parameters of the operation
1233 if operation
== "action":
1234 self
._check
_action
_ns
_operation
(indata
, nsr
)
1235 elif operation
== "scale":
1236 self
._check
_scale
_ns
_operation
(indata
, nsr
)
1237 elif operation
== "update":
1238 self
._check
_update
_ns
_operation
(indata
, nsr
)
1239 elif operation
== "heal":
1240 self
._check
_heal
_ns
_operation
(indata
, nsr
)
1241 elif operation
== "instantiate":
1242 self
._check
_instantiate
_ns
_operation
(indata
, nsr
, session
)
1244 def _check_action_ns_operation(self
, indata
, nsr
):
1246 # check vnf_member_index
1247 if indata
.get("vnf_member_index"):
1248 indata
["member_vnf_index"] = indata
.pop(
1250 ) # for backward compatibility
1251 if indata
.get("member_vnf_index"):
1252 vnfd
= self
._get
_vnfd
_from
_vnf
_member
_index
(
1253 indata
["member_vnf_index"], nsr
["_id"]
1256 configs
= vnfd
.get("df")[0]["lcm-operations-configuration"][
1257 "operate-vnf-op-config"
1262 if indata
.get("vdu_id"):
1263 self
._check
_valid
_vdu
(vnfd
, indata
["vdu_id"])
1264 descriptor_configuration
= utils
.find_in_list(
1265 configs
, lambda config
: config
["id"] == indata
["vdu_id"]
1267 elif indata
.get("kdu_name"):
1268 self
._check
_valid
_kdu
(vnfd
, indata
["kdu_name"])
1269 descriptor_configuration
= utils
.find_in_list(
1270 configs
, lambda config
: config
["id"] == indata
.get("kdu_name")
1273 descriptor_configuration
= utils
.find_in_list(
1274 configs
, lambda config
: config
["id"] == vnfd
["id"]
1276 if descriptor_configuration
is not None:
1277 descriptor_configuration
= descriptor_configuration
.get(
1281 descriptor_configuration
= nsd
.get("ns-configuration", {}).get(
1285 # For k8s allows default primitives without validating the parameters
1286 if indata
.get("kdu_name") and indata
["primitive"] in (
1293 # TODO should be checked that rollback only can contains revsision_numbe????
1294 if not indata
.get("member_vnf_index"):
1295 raise EngineException(
1296 "Missing action parameter 'member_vnf_index' for default KDU primitive '{}'".format(
1301 # if not, check primitive
1302 for config_primitive
in get_iterable(descriptor_configuration
):
1303 if indata
["primitive"] == config_primitive
["name"]:
1304 # check needed primitive_params are provided
1305 if indata
.get("primitive_params"):
1306 in_primitive_params_copy
= copy(indata
["primitive_params"])
1308 in_primitive_params_copy
= {}
1309 for paramd
in get_iterable(config_primitive
.get("parameter")):
1310 if paramd
["name"] in in_primitive_params_copy
:
1311 del in_primitive_params_copy
[paramd
["name"]]
1312 elif not paramd
.get("default-value"):
1313 raise EngineException(
1314 "Needed parameter {} not provided for primitive '{}'".format(
1315 paramd
["name"], indata
["primitive"]
1318 # check no extra primitive params are provided
1319 if in_primitive_params_copy
:
1320 raise EngineException(
1321 "parameter/s '{}' not present at vnfd /nsd for primitive '{}'".format(
1322 list(in_primitive_params_copy
.keys()), indata
["primitive"]
1327 raise EngineException(
1328 "Invalid primitive '{}' is not present at vnfd/nsd".format(
1333 def _check_update_ns_operation(self
, indata
, nsr
) -> None:
1334 """Validates the ns-update request according to updateType
1336 If updateType is CHANGE_VNFPKG:
1337 - it checks the vnfInstanceId, whether it's available under ns instance
1338 - it checks the vnfdId whether it matches with the vnfd-id in the vnf-record of specified VNF.
1339 Otherwise exception will be raised.
1340 If updateType is REMOVE_VNF:
1341 - it checks if the vnfInstanceId is available in the ns instance
1342 - Otherwise exception will be raised.
1345 indata: includes updateType such as CHANGE_VNFPKG,
1346 nsr: network service record
1350 a meaningful error if given update parameters are not proper such as
1351 "Error in validating ns-update request: <ID> does not match
1352 with the vnfd-id of vnfinstance
1353 http_code=HTTPStatus.UNPROCESSABLE_ENTITY"
1357 if indata
["updateType"] == "CHANGE_VNFPKG":
1358 # vnfInstanceId, nsInstanceId, vnfdId are mandatory
1359 vnf_instance_id
= indata
["changeVnfPackageData"]["vnfInstanceId"]
1360 ns_instance_id
= indata
["nsInstanceId"]
1361 vnfd_id_2update
= indata
["changeVnfPackageData"]["vnfdId"]
1363 if vnf_instance_id
not in nsr
["constituent-vnfr-ref"]:
1364 raise EngineException(
1365 f
"Error in validating ns-update request: vnf {vnf_instance_id} does not "
1366 f
"belong to NS {ns_instance_id}",
1367 http_code
=HTTPStatus
.UNPROCESSABLE_ENTITY
,
1370 # Getting vnfrs through the ns_instance_id
1371 vnfrs
= self
.db
.get_list("vnfrs", {"nsr-id-ref": ns_instance_id
})
1372 constituent_vnfd_id
= next(
1376 if vnfr
["id"] == vnf_instance_id
1381 # Check the given vnfd-id belongs to given vnf instance
1382 if constituent_vnfd_id
and (vnfd_id_2update
!= constituent_vnfd_id
):
1383 raise EngineException(
1384 f
"Error in validating ns-update request: vnfd-id {vnfd_id_2update} does not "
1385 f
"match with the vnfd-id: {constituent_vnfd_id} of VNF instance: {vnf_instance_id}",
1386 http_code
=HTTPStatus
.UNPROCESSABLE_ENTITY
,
1389 # Validating the ns update timeout
1391 indata
.get("timeout_ns_update")
1392 and indata
["timeout_ns_update"] < 300
1394 raise EngineException(
1395 "Error in validating ns-update request: {} second is not enough "
1396 "to upgrade the VNF instance: {}".format(
1397 indata
["timeout_ns_update"], vnf_instance_id
1399 http_code
=HTTPStatus
.UNPROCESSABLE_ENTITY
,
1401 elif indata
["updateType"] == "REMOVE_VNF":
1402 vnf_instance_id
= indata
["removeVnfInstanceId"]
1403 ns_instance_id
= indata
["nsInstanceId"]
1404 if vnf_instance_id
not in nsr
["constituent-vnfr-ref"]:
1405 raise EngineException(
1406 "Invalid VNF Instance Id. '{}' is not "
1407 "present in the NS '{}'".format(vnf_instance_id
, ns_instance_id
)
1418 "Ns update request could not be processed with error: {}.".format(e
)
1421 def _check_scale_ns_operation(self
, indata
, nsr
):
1422 vnfd
= self
._get
_vnfd
_from
_vnf
_member
_index
(
1423 indata
["scaleVnfData"]["scaleByStepData"]["member-vnf-index"], nsr
["_id"]
1425 for scaling_aspect
in get_iterable(vnfd
.get("df", ())[0]["scaling-aspect"]):
1427 indata
["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"]
1428 == scaling_aspect
["id"]
1432 raise EngineException(
1433 "Invalid scaleVnfData:scaleByStepData:scaling-group-descriptor '{}' is not "
1434 "present at vnfd:scaling-aspect".format(
1435 indata
["scaleVnfData"]["scaleByStepData"][
1436 "scaling-group-descriptor"
1441 def _check_heal_ns_operation(self
, indata
, nsr
):
1444 def _check_instantiate_ns_operation(self
, indata
, nsr
, session
):
1445 vnf_member_index_to_vnfd
= {} # map between vnf_member_index to vnf descriptor.
1449 self
._check
_valid
_vim
_account
(indata
["vimAccountId"], vim_accounts
, session
)
1450 self
._check
_valid
_wim
_account
(indata
.get("wimAccountId"), wim_accounts
, session
)
1451 for in_vnf
in get_iterable(indata
.get("vnf")):
1452 member_vnf_index
= in_vnf
["member-vnf-index"]
1453 if vnf_member_index_to_vnfd
.get(member_vnf_index
):
1454 vnfd
= vnf_member_index_to_vnfd
[member_vnf_index
]
1456 vnfd
= self
._get
_vnfd
_from
_vnf
_member
_index
(
1457 member_vnf_index
, nsr
["_id"]
1459 vnf_member_index_to_vnfd
[
1461 ] = vnfd
# add to cache, avoiding a later look for
1462 self
._check
_vnf
_instantiation
_params
(in_vnf
, vnfd
)
1463 if in_vnf
.get("vimAccountId"):
1464 self
._check
_valid
_vim
_account
(
1465 in_vnf
["vimAccountId"], vim_accounts
, session
1468 for in_vld
in get_iterable(indata
.get("vld")):
1469 self
._check
_valid
_wim
_account
(
1470 in_vld
.get("wimAccountId"), wim_accounts
, session
1472 for vldd
in get_iterable(nsd
.get("virtual-link-desc")):
1473 if in_vld
["name"] == vldd
["id"]:
1476 raise EngineException(
1477 "Invalid parameter vld:name='{}' is not present at nsd:vld".format(
1482 def _get_vnfd_from_vnf_member_index(self
, member_vnf_index
, nsr_id
):
1483 # Obtain vnf descriptor. The vnfr is used to get the vnfd._id used for this member_vnf_index
1484 vnfr
= self
.db
.get_one(
1486 {"nsr-id-ref": nsr_id
, "member-vnf-index-ref": member_vnf_index
},
1487 fail_on_empty
=False,
1490 raise EngineException(
1491 "Invalid parameter member_vnf_index='{}' is not one of the "
1492 "nsd:constituent-vnfd".format(member_vnf_index
)
1495 # Backwards compatibility: if there is no revision, get it from the one and only VNFD entry
1496 if "revision" in vnfr
:
1497 vnfd_revision
= vnfr
["vnfd-id"] + ":" + str(vnfr
["revision"])
1498 vnfd
= self
.db
.get_one(
1499 "vnfds_revisions", {"_id": vnfd_revision
}, fail_on_empty
=False
1502 vnfd
= self
.db
.get_one(
1503 "vnfds", {"_id": vnfr
["vnfd-id"]}, fail_on_empty
=False
1507 raise EngineException(
1508 "vnfd id={} has been deleted!. Operation cannot be performed".format(
1514 def _check_valid_vdu(self
, vnfd
, vdu_id
):
1515 for vdud
in get_iterable(vnfd
.get("vdu")):
1516 if vdud
["id"] == vdu_id
:
1519 raise EngineException(
1520 "Invalid parameter vdu_id='{}' not present at vnfd:vdu:id".format(
1525 def _check_valid_kdu(self
, vnfd
, kdu_name
):
1526 for kdud
in get_iterable(vnfd
.get("kdu")):
1527 if kdud
["name"] == kdu_name
:
1530 raise EngineException(
1531 "Invalid parameter kdu_name='{}' not present at vnfd:kdu:name".format(
1536 def _check_vnf_instantiation_params(self
, in_vnf
, vnfd
):
1537 for in_vdu
in get_iterable(in_vnf
.get("vdu")):
1538 for vdu
in get_iterable(vnfd
.get("vdu")):
1539 if in_vdu
["id"] == vdu
["id"]:
1540 for volume
in get_iterable(in_vdu
.get("volume")):
1541 for volumed
in get_iterable(vdu
.get("virtual-storage-desc")):
1542 if volumed
== volume
["name"]:
1545 raise EngineException(
1546 "Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}']:"
1547 "volume:name='{}' is not present at "
1548 "vnfd:vdu:virtual-storage-desc list".format(
1549 in_vnf
["member-vnf-index"],
1555 vdu_if_names
= set()
1556 for cpd
in get_iterable(vdu
.get("int-cpd")):
1557 for iface
in get_iterable(
1558 cpd
.get("virtual-network-interface-requirement")
1560 vdu_if_names
.add(iface
.get("name"))
1562 for in_iface
in get_iterable(in_vdu
.get("interface")):
1563 if in_iface
["name"] in vdu_if_names
:
1566 raise EngineException(
1567 "Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}']:"
1568 "int-cpd[id='{}'] is not present at vnfd:vdu:int-cpd".format(
1569 in_vnf
["member-vnf-index"],
1577 raise EngineException(
1578 "Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}'] is not present "
1579 "at vnfd:vdu".format(in_vnf
["member-vnf-index"], in_vdu
["id"])
1583 ivld
.get("id"): set()
1584 for ivld
in get_iterable(vnfd
.get("int-virtual-link-desc"))
1586 for vdu
in vnfd
.get("vdu", {}):
1587 for cpd
in vdu
.get("int-cpd", {}):
1588 if cpd
.get("int-virtual-link-desc"):
1589 vnfd_ivlds_cpds
[cpd
.get("int-virtual-link-desc")] = cpd
.get("id")
1591 for in_ivld
in get_iterable(in_vnf
.get("internal-vld")):
1592 if in_ivld
.get("name") in vnfd_ivlds_cpds
:
1593 for in_icp
in get_iterable(in_ivld
.get("internal-connection-point")):
1594 if in_icp
["id-ref"] in vnfd_ivlds_cpds
[in_ivld
.get("name")]:
1597 raise EngineException(
1598 "Invalid parameter vnf[member-vnf-index='{}']:internal-vld[name"
1599 "='{}']:internal-connection-point[id-ref:'{}'] is not present at "
1600 "vnfd:internal-vld:name/id:internal-connection-point".format(
1601 in_vnf
["member-vnf-index"],
1607 raise EngineException(
1608 "Invalid parameter vnf[member-vnf-index='{}']:internal-vld:name='{}'"
1609 " is not present at vnfd '{}'".format(
1610 in_vnf
["member-vnf-index"], in_ivld
["name"], vnfd
["id"]
1614 def _check_valid_vim_account(self
, vim_account
, vim_accounts
, session
):
1615 if vim_account
in vim_accounts
:
1618 db_filter
= self
._get
_project
_filter
(session
)
1619 db_filter
["_id"] = vim_account
1620 self
.db
.get_one("vim_accounts", db_filter
)
1622 raise EngineException(
1623 "Invalid vimAccountId='{}' not present for the project".format(
1627 vim_accounts
.append(vim_account
)
1629 def _get_vim_account(self
, vim_id
: str, session
):
1631 db_filter
= self
._get
_project
_filter
(session
)
1632 db_filter
["_id"] = vim_id
1633 return self
.db
.get_one("vim_accounts", db_filter
)
1635 raise EngineException(
1636 "Invalid vimAccountId='{}' not present for the project".format(vim_id
)
1639 def _check_valid_wim_account(self
, wim_account
, wim_accounts
, session
):
1640 if not isinstance(wim_account
, str):
1642 if wim_account
in wim_accounts
:
1645 db_filter
= self
._get
_project
_filter
(session
)
1646 db_filter
["_id"] = wim_account
1647 self
.db
.get_one("wim_accounts", db_filter
)
1649 raise EngineException(
1650 "Invalid wimAccountId='{}' not present for the project".format(
1654 wim_accounts
.append(wim_account
)
1657 self
, session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
1660 Look for a free PDU in the catalog matching vdur type and interfaces. Fills vnfr.vdur with the interface
1661 (ip_address, ...) information.
1662 Modifies PDU _admin.usageState to 'IN_USE'
1663 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1664 :param rollback: list with the database modifications to rollback if needed
1665 :param vnfr: vnfr to be updated. It is modified with pdu interface info if pdu is found
1666 :param vim_account: vim_account where this vnfr should be deployed
1667 :param vnfr_update: dictionary filled by this method with changes to be done at database vnfr
1668 :param vnfr_update_rollback: dictionary filled by this method with original content of vnfr in case a rollback
1669 of the changed vnfr is needed
1671 :return: List of PDU interfaces that are connected to an existing VIM network. Each item contains:
1672 "vim-network-name": used at VIM
1673 "name": interface name
1674 "vnf-vld-id": internal VNFD vld where this interface is connected, or
1675 "ns-vld-id": NSD vld where this interface is connected.
1676 NOTE: One, and only one between 'vnf-vld-id' and 'ns-vld-id' contains a value. The other will be None
1679 ifaces_forcing_vim_network
= []
1680 for vdur_index
, vdur
in enumerate(get_iterable(vnfr
.get("vdur"))):
1681 if not vdur
.get("pdu-type"):
1683 pdu_type
= vdur
.get("pdu-type")
1684 pdu_filter
= self
._get
_project
_filter
(session
)
1685 pdu_filter
["vim_accounts"] = vim_account
1686 pdu_filter
["type"] = pdu_type
1687 pdu_filter
["_admin.operationalState"] = "ENABLED"
1688 pdu_filter
["_admin.usageState"] = "NOT_IN_USE"
1689 # TODO feature 1417: "shared": True,
1691 available_pdus
= self
.db
.get_list("pdus", pdu_filter
)
1692 for pdu
in available_pdus
:
1693 # step 1 check if this pdu contains needed interfaces:
1694 match_interfaces
= True
1695 for vdur_interface
in vdur
["interfaces"]:
1696 for pdu_interface
in pdu
["interfaces"]:
1697 if pdu_interface
["name"] == vdur_interface
["name"]:
1698 # TODO feature 1417: match per mgmt type
1700 else: # no interface found for name
1701 match_interfaces
= False
1703 if match_interfaces
:
1706 raise EngineException(
1707 "No PDU of type={} at vim_account={} found for member_vnf_index={}, vdu={} matching interface "
1711 vnfr
["member-vnf-index-ref"],
1716 # step 2. Update pdu
1718 "_admin.usageState": pdu
["_admin"]["usageState"],
1719 "_admin.usage.vnfr_id": None,
1720 "_admin.usage.nsr_id": None,
1721 "_admin.usage.vdur": None,
1725 {"_id": pdu
["_id"]},
1727 "_admin.usageState": "IN_USE",
1729 "vnfr_id": vnfr
["_id"],
1730 "nsr_id": vnfr
["nsr-id-ref"],
1731 "vdur": vdur
["vdu-id-ref"],
1740 "content": rollback_pdu
,
1744 # step 3. Fill vnfr info by filling vdur
1745 vdu_text
= "vdur.{}".format(vdur_index
)
1746 vnfr_update_rollback
[vdu_text
+ ".pdu-id"] = None
1747 vnfr_update
[vdu_text
+ ".pdu-id"] = pdu
["_id"]
1748 for iface_index
, vdur_interface
in enumerate(vdur
["interfaces"]):
1749 for pdu_interface
in pdu
["interfaces"]:
1750 if pdu_interface
["name"] == vdur_interface
["name"]:
1751 iface_text
= vdu_text
+ ".interfaces.{}".format(iface_index
)
1752 for k
, v
in pdu_interface
.items():
1756 ): # TODO: switch-xxxxx must be inserted
1757 vnfr_update
[iface_text
+ ".{}".format(k
)] = v
1758 vnfr_update_rollback
[
1759 iface_text
+ ".{}".format(k
)
1760 ] = vdur_interface
.get(v
)
1761 if pdu_interface
.get("ip-address"):
1762 if vdur_interface
.get(
1764 ) or vdur_interface
.get("mgmt-vnf"):
1765 vnfr_update_rollback
[
1766 vdu_text
+ ".ip-address"
1767 ] = vdur
.get("ip-address")
1768 vnfr_update
[vdu_text
+ ".ip-address"] = pdu_interface
[
1771 if vdur_interface
.get("mgmt-vnf"):
1772 vnfr_update_rollback
["ip-address"] = vnfr
.get(
1775 vnfr_update
["ip-address"] = pdu_interface
["ip-address"]
1776 vnfr_update
[vdu_text
+ ".ip-address"] = pdu_interface
[
1779 if pdu_interface
.get("vim-network-name") or pdu_interface
.get(
1782 ifaces_forcing_vim_network
.append(
1784 "name": vdur_interface
.get("vnf-vld-id")
1785 or vdur_interface
.get("ns-vld-id"),
1786 "vnf-vld-id": vdur_interface
.get("vnf-vld-id"),
1787 "ns-vld-id": vdur_interface
.get("ns-vld-id"),
1790 if pdu_interface
.get("vim-network-id"):
1791 ifaces_forcing_vim_network
[-1][
1793 ] = pdu_interface
["vim-network-id"]
1794 if pdu_interface
.get("vim-network-name"):
1795 ifaces_forcing_vim_network
[-1][
1797 ] = pdu_interface
["vim-network-name"]
1800 return ifaces_forcing_vim_network
1802 def _look_for_k8scluster(
1803 self
, session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
1806 Look for an available k8scluster for all the kuds in the vnfd matching version and cni requirements.
1807 Fills vnfr.kdur with the selected k8scluster
1809 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1810 :param rollback: list with the database modifications to rollback if needed
1811 :param vnfr: vnfr to be updated. It is modified with pdu interface info if pdu is found
1812 :param vim_account: vim_account where this vnfr should be deployed
1813 :param vnfr_update: dictionary filled by this method with changes to be done at database vnfr
1814 :param vnfr_update_rollback: dictionary filled by this method with original content of vnfr in case a rollback
1815 of the changed vnfr is needed
1817 :return: List of KDU interfaces that are connected to an existing VIM network. Each item contains:
1818 "vim-network-name": used at VIM
1819 "name": interface name
1820 "vnf-vld-id": internal VNFD vld where this interface is connected, or
1821 "ns-vld-id": NSD vld where this interface is connected.
1822 NOTE: One, and only one between 'vnf-vld-id' and 'ns-vld-id' contains a value. The other will be None
1825 ifaces_forcing_vim_network
= []
1826 if not vnfr
.get("kdur"):
1827 return ifaces_forcing_vim_network
1829 kdu_filter
= self
._get
_project
_filter
(session
)
1830 kdu_filter
["vim_account"] = vim_account
1831 # TODO kdu_filter["_admin.operationalState"] = "ENABLED"
1832 available_k8sclusters
= self
.db
.get_list("k8sclusters", kdu_filter
)
1834 k8s_requirements
= {} # just for logging
1835 for k8scluster
in available_k8sclusters
:
1836 if not vnfr
.get("k8s-cluster"):
1839 if vnfr
["k8s-cluster"].get("cni"):
1840 k8s_requirements
["cni"] = vnfr
["k8s-cluster"]["cni"]
1841 if not set(vnfr
["k8s-cluster"]["cni"]).intersection(
1842 k8scluster
.get("cni", ())
1845 # restrict by version
1846 if vnfr
["k8s-cluster"].get("version"):
1847 k8s_requirements
["version"] = vnfr
["k8s-cluster"]["version"]
1848 if k8scluster
.get("k8s_version") not in vnfr
["k8s-cluster"]["version"]:
1850 # restrict by number of networks
1851 if vnfr
["k8s-cluster"].get("nets"):
1852 k8s_requirements
["networks"] = len(vnfr
["k8s-cluster"]["nets"])
1853 if not k8scluster
.get("nets") or len(k8scluster
["nets"]) < len(
1854 vnfr
["k8s-cluster"]["nets"]
1859 raise EngineException(
1860 "No k8scluster with requirements='{}' at vim_account={} found for member_vnf_index={}".format(
1861 k8s_requirements
, vim_account
, vnfr
["member-vnf-index-ref"]
1865 for kdur_index
, kdur
in enumerate(get_iterable(vnfr
.get("kdur"))):
1866 # step 3. Fill vnfr info by filling kdur
1867 kdu_text
= "kdur.{}.".format(kdur_index
)
1868 vnfr_update_rollback
[kdu_text
+ "k8s-cluster.id"] = None
1869 vnfr_update
[kdu_text
+ "k8s-cluster.id"] = k8scluster
["_id"]
1871 # step 4. Check VIM networks that forces the selected k8s_cluster
1872 if vnfr
.get("k8s-cluster") and vnfr
["k8s-cluster"].get("nets"):
1873 k8scluster_net_list
= list(k8scluster
.get("nets").keys())
1874 for net_index
, kdur_net
in enumerate(vnfr
["k8s-cluster"]["nets"]):
1875 # get a network from k8s_cluster nets. If name matches use this, if not use other
1876 if kdur_net
["id"] in k8scluster_net_list
: # name matches
1877 vim_net
= k8scluster
["nets"][kdur_net
["id"]]
1878 k8scluster_net_list
.remove(kdur_net
["id"])
1880 vim_net
= k8scluster
["nets"][k8scluster_net_list
[0]]
1881 k8scluster_net_list
.pop(0)
1882 vnfr_update_rollback
[
1883 "k8s-cluster.nets.{}.vim_net".format(net_index
)
1885 vnfr_update
["k8s-cluster.nets.{}.vim_net".format(net_index
)] = vim_net
1887 kdur_net
.get("vnf-vld-id") or kdur_net
.get("ns-vld-id")
1889 ifaces_forcing_vim_network
.append(
1891 "name": kdur_net
.get("vnf-vld-id")
1892 or kdur_net
.get("ns-vld-id"),
1893 "vnf-vld-id": kdur_net
.get("vnf-vld-id"),
1894 "ns-vld-id": kdur_net
.get("ns-vld-id"),
1895 "vim-network-name": vim_net
, # TODO can it be vim-network-id ???
1898 # TODO check that this forcing is not incompatible with other forcing
1899 return ifaces_forcing_vim_network
1901 def _update_vnfrs_from_nsd(self
, nsr
):
1902 step
= "Getting vnf_profiles from nsd" # first step must be defined outside try
1907 vnf_profiles
= nsd
.get("df", [{}])[0].get("vnf-profile", ())
1908 vld_fixed_ip_connection_point_data
= {}
1910 step
= "Getting ip-address info from vnf_profile if it exists"
1911 for vnfp
in vnf_profiles
:
1912 # Checking ip-address info from nsd.vnf_profile and storing
1913 for vlc
in vnfp
.get("virtual-link-connectivity", ()):
1914 for cpd
in vlc
.get("constituent-cpd-id", ()):
1915 if cpd
.get("ip-address"):
1916 step
= "Storing ip-address info"
1917 vld_fixed_ip_connection_point_data
.update(
1919 vlc
.get("virtual-link-profile-id")
1921 + cpd
.get("constituent-base-element-id"): {
1922 "vnfd-connection-point-ref": cpd
.get(
1923 "constituent-cpd-id"
1925 "ip-address": cpd
.get("ip-address"),
1930 # Inserting ip address to vnfr
1931 if len(vld_fixed_ip_connection_point_data
) > 0:
1932 step
= "Getting vnfrs"
1933 vnfrs
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
1934 for item
in vld_fixed_ip_connection_point_data
.keys():
1935 step
= "Filtering vnfrs"
1938 lambda vnfr
: vnfr
["member-vnf-index-ref"]
1939 == item
.split(".")[1],
1946 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
1947 for iface_index
, iface
in enumerate(vdur
["interfaces"]):
1948 step
= "Looking for matched interface"
1950 iface
.get("external-connection-point-ref")
1951 == vld_fixed_ip_connection_point_data
[item
].get(
1952 "vnfd-connection-point-ref"
1954 and iface
.get("ns-vld-id") == item
.split(".")[0]
1956 vnfr_update_text
= "vdur.{}.interfaces.{}".format(
1957 vdur_index
, iface_index
1959 step
= "Storing info in order to update vnfr"
1961 vnfr_update_text
+ ".ip-address"
1962 ] = increment_ip_mac(
1963 vld_fixed_ip_connection_point_data
[item
].get(
1966 vdur
.get("count-index", 0),
1968 vnfr_update
[vnfr_update_text
+ ".fixed-ip"] = True
1970 step
= "updating vnfr at database"
1971 self
.db
.set_one("vnfrs", {"_id": vnfr
["_id"]}, vnfr_update
)
1979 raise type(e
)("{} while '{}'".format(e
, step
), http_code
=e
.http_code
)
1981 def _update_vnfrs(self
, session
, rollback
, nsr
, indata
):
1984 vnfrs
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
1988 vnfr_update_rollback
= {}
1989 member_vnf_index
= vnfr
["member-vnf-index-ref"]
1990 # update vim-account-id
1992 vim_account
= indata
["vimAccountId"]
1993 vca_id
= self
._get
_vim
_account
(vim_account
, session
).get("vca")
1994 # check instantiate parameters
1995 for vnf_inst_params
in get_iterable(indata
.get("vnf")):
1996 if vnf_inst_params
["member-vnf-index"] != member_vnf_index
:
1998 if vnf_inst_params
.get("vimAccountId"):
1999 vim_account
= vnf_inst_params
.get("vimAccountId")
2000 vca_id
= self
._get
_vim
_account
(vim_account
, session
).get("vca")
2002 # get vnf.vdu.interface instantiation params to update vnfr.vdur.interfaces ip, mac
2003 for vdu_inst_param
in get_iterable(vnf_inst_params
.get("vdu")):
2004 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
2005 if vdu_inst_param
["id"] != vdur
["vdu-id-ref"]:
2007 for iface_inst_param
in get_iterable(
2008 vdu_inst_param
.get("interface")
2010 iface_index
, _
= next(
2012 for i
in enumerate(vdur
["interfaces"])
2013 if i
[1]["name"] == iface_inst_param
["name"]
2015 vnfr_update_text
= "vdur.{}.interfaces.{}".format(
2016 vdur_index
, iface_index
2018 if iface_inst_param
.get("ip-address"):
2020 vnfr_update_text
+ ".ip-address"
2021 ] = increment_ip_mac(
2022 iface_inst_param
.get("ip-address"),
2023 vdur
.get("count-index", 0),
2025 vnfr_update
[vnfr_update_text
+ ".fixed-ip"] = True
2026 if iface_inst_param
.get("mac-address"):
2028 vnfr_update_text
+ ".mac-address"
2029 ] = increment_ip_mac(
2030 iface_inst_param
.get("mac-address"),
2031 vdur
.get("count-index", 0),
2033 vnfr_update
[vnfr_update_text
+ ".fixed-mac"] = True
2034 if iface_inst_param
.get("floating-ip-required"):
2036 vnfr_update_text
+ ".floating-ip-required"
2038 # get vnf.internal-vld.internal-conection-point instantiation params to update vnfr.vdur.interfaces
2039 # TODO update vld with the ip-profile
2040 for ivld_inst_param
in get_iterable(
2041 vnf_inst_params
.get("internal-vld")
2043 for icp_inst_param
in get_iterable(
2044 ivld_inst_param
.get("internal-connection-point")
2047 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
2048 for iface_index
, iface
in enumerate(vdur
["interfaces"]):
2050 iface
.get("internal-connection-point-ref")
2051 == icp_inst_param
["id-ref"]
2053 vnfr_update_text
= "vdur.{}.interfaces.{}".format(
2054 vdur_index
, iface_index
2056 if icp_inst_param
.get("ip-address"):
2058 vnfr_update_text
+ ".ip-address"
2059 ] = increment_ip_mac(
2060 icp_inst_param
.get("ip-address"),
2061 vdur
.get("count-index", 0),
2064 vnfr_update_text
+ ".fixed-ip"
2066 if icp_inst_param
.get("mac-address"):
2068 vnfr_update_text
+ ".mac-address"
2069 ] = increment_ip_mac(
2070 icp_inst_param
.get("mac-address"),
2071 vdur
.get("count-index", 0),
2074 vnfr_update_text
+ ".fixed-mac"
2077 # get ip address from instantiation parameters.vld.vnfd-connection-point-ref
2078 for vld_inst_param
in get_iterable(indata
.get("vld")):
2079 for vnfcp_inst_param
in get_iterable(
2080 vld_inst_param
.get("vnfd-connection-point-ref")
2082 if vnfcp_inst_param
["member-vnf-index-ref"] != member_vnf_index
:
2085 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
2086 for iface_index
, iface
in enumerate(vdur
["interfaces"]):
2088 iface
.get("external-connection-point-ref")
2089 == vnfcp_inst_param
["vnfd-connection-point-ref"]
2091 vnfr_update_text
= "vdur.{}.interfaces.{}".format(
2092 vdur_index
, iface_index
2094 if vnfcp_inst_param
.get("ip-address"):
2096 vnfr_update_text
+ ".ip-address"
2097 ] = increment_ip_mac(
2098 vnfcp_inst_param
.get("ip-address"),
2099 vdur
.get("count-index", 0),
2101 vnfr_update
[vnfr_update_text
+ ".fixed-ip"] = True
2102 if vnfcp_inst_param
.get("mac-address"):
2104 vnfr_update_text
+ ".mac-address"
2105 ] = increment_ip_mac(
2106 vnfcp_inst_param
.get("mac-address"),
2107 vdur
.get("count-index", 0),
2109 vnfr_update
[vnfr_update_text
+ ".fixed-mac"] = True
2112 vnfr_update
["vim-account-id"] = vim_account
2113 vnfr_update_rollback
["vim-account-id"] = vnfr
.get("vim-account-id")
2116 vnfr_update
["vca-id"] = vca_id
2117 vnfr_update_rollback
["vca-id"] = vnfr
.get("vca-id")
2120 ifaces_forcing_vim_network
= self
._look
_for
_pdu
(
2121 session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
2125 ifaces_forcing_vim_network
+= self
._look
_for
_k
8scluster
(
2126 session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
2128 # update database vnfr
2129 self
.db
.set_one("vnfrs", {"_id": vnfr
["_id"]}, vnfr_update
)
2135 "content": vnfr_update_rollback
,
2139 # Update indada in case pdu forces to use a concrete vim-network-name
2140 # TODO check if user has already insert a vim-network-name and raises an error
2141 if not ifaces_forcing_vim_network
:
2143 for iface_info
in ifaces_forcing_vim_network
:
2144 if iface_info
.get("ns-vld-id"):
2145 if "vld" not in indata
:
2147 indata
["vld"].append(
2149 key
: iface_info
[key
]
2150 for key
in ("name", "vim-network-name", "vim-network-id")
2151 if iface_info
.get(key
)
2155 elif iface_info
.get("vnf-vld-id"):
2156 if "vnf" not in indata
:
2158 indata
["vnf"].append(
2160 "member-vnf-index": member_vnf_index
,
2163 key
: iface_info
[key
]
2169 if iface_info
.get(key
)
2176 def _create_nslcmop(nsr_id
, operation
, params
):
2178 Creates a ns-lcm-opp content to be stored at database.
2179 :param nsr_id: internal id of the instance
2180 :param operation: instantiate, terminate, scale, action, update ...
2181 :param params: user parameters for the operation
2182 :return: dictionary following SOL005 format
2189 "operationState": "PROCESSING", # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
2190 "queuePosition": None,
2192 "errorMessage": None,
2193 "detailedStatus": None,
2194 "statusEnteredTime": now
,
2195 "nsInstanceId": nsr_id
,
2196 "lcmOperationType": operation
,
2198 "isAutomaticInvocation": False,
2199 "operationParams": params
,
2200 "isCancelPending": False,
2202 "self": "/osm/nslcm/v1/ns_lcm_op_occs/" + _id
,
2203 "nsInstance": "/osm/nslcm/v1/ns_instances/" + nsr_id
,
2208 def _get_enabled_vims(self
, session
):
2210 Retrieve and return VIM accounts that are accessible by current user and has state ENABLE
2211 :param session: current session with user information
2213 db_filter
= self
._get
_project
_filter
(session
)
2214 db_filter
["_admin.operationalState"] = "ENABLED"
2215 vims
= self
.db
.get_list("vim_accounts", db_filter
)
2218 vimAccounts
.append(vim
["_id"])
2231 Performs a new operation over a ns
2232 :param rollback: list to append created items at database in case a rollback must to be done
2233 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2234 :param indata: descriptor with the parameters of the operation. It must contains among others
2235 nsInstanceId: _id of the nsr to perform the operation
2236 operation: it can be: instantiate, terminate, action, update TODO: heal
2237 :param kwargs: used to override the indata descriptor
2238 :param headers: http request headers
2239 :return: id of the nslcmops
2242 def check_if_nsr_is_not_slice_member(session
, nsr_id
):
2244 db_filter
= self
._get
_project
_filter
(session
)
2245 db_filter
["_admin.nsrs-detailed-list.ANYINDEX.nsrId"] = nsr_id
2246 nsis
= self
.db
.get_one(
2247 "nsis", db_filter
, fail_on_empty
=False, fail_on_more
=False
2250 raise EngineException(
2251 "The NS instance {} cannot be terminated because is used by the slice {}".format(
2254 http_code
=HTTPStatus
.CONFLICT
,
2258 # Override descriptor with query string kwargs
2259 self
._update
_input
_with
_kwargs
(indata
, kwargs
, yaml_format
=True)
2260 operation
= indata
["lcmOperationType"]
2261 nsInstanceId
= indata
["nsInstanceId"]
2263 validate_input(indata
, self
.operation_schema
[operation
])
2264 # get ns from nsr_id
2265 _filter
= BaseTopic
._get
_project
_filter
(session
)
2266 _filter
["_id"] = nsInstanceId
2267 nsr
= self
.db
.get_one("nsrs", _filter
)
2270 if operation
== "terminate" and slice_object
is False:
2271 check_if_nsr_is_not_slice_member(session
, nsr
["_id"])
2273 not nsr
["_admin"].get("nsState")
2274 or nsr
["_admin"]["nsState"] == "NOT_INSTANTIATED"
2276 if operation
== "terminate" and indata
.get("autoremove"):
2277 # NSR must be deleted
2281 ) # a none in this case is used to indicate not instantiated. It can be removed
2282 if operation
!= "instantiate":
2283 raise EngineException(
2284 "ns_instance '{}' cannot be '{}' because it is not instantiated".format(
2285 nsInstanceId
, operation
2287 HTTPStatus
.CONFLICT
,
2290 if operation
== "instantiate" and not session
["force"]:
2291 raise EngineException(
2292 "ns_instance '{}' cannot be '{}' because it is already instantiated".format(
2293 nsInstanceId
, operation
2295 HTTPStatus
.CONFLICT
,
2297 self
._check
_ns
_operation
(session
, nsr
, operation
, indata
)
2298 if indata
.get("primitive_params"):
2299 indata
["primitive_params"] = json
.dumps(indata
["primitive_params"])
2300 elif indata
.get("additionalParamsForVnf"):
2301 indata
["additionalParamsForVnf"] = json
.dumps(
2302 indata
["additionalParamsForVnf"]
2305 if operation
== "instantiate":
2306 self
._update
_vnfrs
_from
_nsd
(nsr
)
2307 self
._update
_vnfrs
(session
, rollback
, nsr
, indata
)
2308 if (operation
== "update") and (indata
["updateType"] == "CHANGE_VNFPKG"):
2310 vnfd_id
= indata
["changeVnfPackageData"]["vnfdId"]
2311 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfd_id
})
2312 nsd
= self
.db
.get_one("nsds", {"_id": nsr
["nsd-id"]})
2313 ns_request
= nsr
["instantiate_params"]
2314 vnfr
= self
.db
.get_one(
2315 "vnfrs", {"_id": indata
["changeVnfPackageData"]["vnfInstanceId"]}
2317 latest_vnfd_revision
= vnfd
["_admin"].get("revision", 1)
2318 vnfr_vnfd_revision
= vnfr
.get("revision", 1)
2319 if latest_vnfd_revision
!= vnfr_vnfd_revision
:
2320 old_vnfd_id
= vnfd_id
+ ":" + str(vnfr_vnfd_revision
)
2321 old_db_vnfd
= self
.db
.get_one(
2322 "vnfds_revisions", {"_id": old_vnfd_id
}
2324 old_sw_version
= old_db_vnfd
.get("software-version", "1.0")
2325 new_sw_version
= vnfd
.get("software-version", "1.0")
2326 if new_sw_version
!= old_sw_version
:
2327 vnf_index
= vnfr
["member-vnf-index-ref"]
2328 self
.logger
.info("nsr {}".format(nsr
))
2329 for vdu
in vnfd
["vdu"]:
2330 self
.nsrtopic
._add
_shared
_volumes
_to
_nsr
(
2331 vdu
, vnfd
, nsr
, vnf_index
, latest_vnfd_revision
2333 self
.nsrtopic
._add
_flavor
_to
_nsr
(
2334 vdu
, vnfd
, nsr
, vnf_index
, latest_vnfd_revision
2336 sw_image_id
= vdu
.get("sw-image-desc")
2338 image_data
= self
.nsrtopic
._get
_image
_data
_from
_vnfd
(
2341 self
.nsrtopic
._add
_image
_to
_nsr
(nsr
, image_data
)
2342 for alt_image
in vdu
.get("alternative-sw-image-desc", ()):
2343 image_data
= self
.nsrtopic
._get
_image
_data
_from
_vnfd
(
2346 self
.nsrtopic
._add
_image
_to
_nsr
(nsr
, image_data
)
2347 nsr_update
["image"] = nsr
["image"]
2348 nsr_update
["flavor"] = nsr
["flavor"]
2349 nsr_update
["shared-volumes"] = nsr
["shared-volumes"]
2350 self
.db
.set_one("nsrs", {"_id": nsr
["_id"]}, nsr_update
)
2351 ns_k8s_namespace
= self
.nsrtopic
._get
_ns
_k
8s
_namespace
(
2352 nsd
, ns_request
, session
2355 self
.nsrtopic
._create
_vnfr
_descriptor
_from
_vnfd
(
2363 latest_vnfd_revision
,
2366 indata
["newVdur"] = vnfr_descriptor
["vdur"]
2367 nslcmop_desc
= self
._create
_nslcmop
(nsInstanceId
, operation
, indata
)
2368 _id
= nslcmop_desc
["_id"]
2370 nslcmop_desc
, session
["project_id"], make_public
=session
["public"]
2372 if indata
.get("placement-engine"):
2373 # Save valid vim accounts in lcm operation descriptor
2374 nslcmop_desc
["operationParams"][
2376 ] = self
._get
_enabled
_vims
(session
)
2377 self
.db
.create("nslcmops", nslcmop_desc
)
2378 rollback
.append({"topic": "nslcmops", "_id": _id
})
2379 if not slice_object
:
2380 self
.msg
.write("ns", operation
, nslcmop_desc
)
2382 except ValidationError
as e
: # TODO remove try Except, it is captured at nbi.py
2383 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
2384 # except DbException as e:
2385 # raise EngineException("Cannot get ns_instance '{}': {}".format(e), HTTPStatus.NOT_FOUND)
2387 def cancel(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
2388 validate_input(indata
, self
.operation_schema
["cancel"])
2389 # Override descriptor with query string kwargs
2390 self
._update
_input
_with
_kwargs
(indata
, kwargs
, yaml_format
=True)
2391 nsLcmOpOccId
= indata
["nsLcmOpOccId"]
2392 cancelMode
= indata
["cancelMode"]
2393 # get nslcmop from nsLcmOpOccId
2394 _filter
= BaseTopic
._get
_project
_filter
(session
)
2395 _filter
["_id"] = nsLcmOpOccId
2396 nslcmop
= self
.db
.get_one("nslcmops", _filter
)
2397 # Fail is this is not an ongoing nslcmop
2398 if nslcmop
.get("operationState") not in [
2403 raise EngineException(
2404 "Operation is not in STARTING, PROCESSING or ROLLING_BACK state",
2405 http_code
=HTTPStatus
.CONFLICT
,
2407 nsInstanceId
= nslcmop
["nsInstanceId"]
2409 "isCancelPending": True,
2410 "cancelMode": cancelMode
,
2413 "nslcmops", q_filter
=_filter
, update_dict
=update_dict
, fail_on_empty
=False
2416 "_id": nsLcmOpOccId
,
2417 "nsInstanceId": nsInstanceId
,
2418 "cancelMode": cancelMode
,
2420 self
.msg
.write("nslcmops", "cancel", data
)
2422 def delete(self
, session
, _id
, dry_run
=False, not_send_msg
=None):
2423 raise EngineException(
2424 "Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
2427 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
2428 raise EngineException(
2429 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
2433 class NsiTopic(BaseTopic
):
2436 quota_name
= "slice_instances"
2438 def __init__(self
, db
, fs
, msg
, auth
):
2439 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
2440 self
.nsrTopic
= NsrTopic(db
, fs
, msg
, auth
)
2443 def _format_ns_request(ns_request
):
2444 formated_request
= copy(ns_request
)
2445 # TODO: Add request params
2446 return formated_request
2449 def _format_addional_params(slice_request
):
2451 Get and format user additional params for NS or VNF
2452 :param slice_request: User instantiation additional parameters
2453 :return: a formatted copy of additional params or None if not supplied
2455 additional_params
= copy(slice_request
.get("additionalParamsForNsi"))
2456 if additional_params
:
2457 for k
, v
in additional_params
.items():
2458 if not isinstance(k
, str):
2459 raise EngineException(
2460 "Invalid param at additionalParamsForNsi:{}. Only string keys are allowed".format(
2464 if "." in k
or "$" in k
:
2465 raise EngineException(
2466 "Invalid param at additionalParamsForNsi:{}. Keys must not contain dots or $".format(
2470 if isinstance(v
, (dict, tuple, list)):
2471 additional_params
[k
] = "!!yaml " + safe_dump(v
)
2472 return additional_params
2474 def check_conflict_on_del(self
, session
, _id
, db_content
):
2476 Check that NSI is not instantiated
2477 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2478 :param _id: nsi internal id
2479 :param db_content: The database content of the _id
2480 :return: None or raises EngineException with the conflict
2482 if session
["force"]:
2485 if nsi
["_admin"].get("nsiState") == "INSTANTIATED":
2486 raise EngineException(
2487 "nsi '{}' cannot be deleted because it is in 'INSTANTIATED' state. "
2488 "Launch 'terminate' operation first; or force deletion".format(_id
),
2489 http_code
=HTTPStatus
.CONFLICT
,
2492 def delete_extra(self
, session
, _id
, db_content
, not_send_msg
=None):
2494 Deletes associated nsilcmops from database. Deletes associated filesystem.
2495 Set usageState of nst
2496 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2497 :param _id: server internal id
2498 :param db_content: The database content of the descriptor
2499 :param not_send_msg: To not send message (False) or store content (list) instead
2500 :return: None if ok or raises EngineException with the problem
2503 # Deleting the nsrs belonging to nsir
2505 for nsrs_detailed_item
in nsir
["_admin"]["nsrs-detailed-list"]:
2506 nsr_id
= nsrs_detailed_item
["nsrId"]
2507 if nsrs_detailed_item
.get("shared"):
2509 "_admin.nsrs-detailed-list.ANYINDEX.shared": True,
2510 "_admin.nsrs-detailed-list.ANYINDEX.nsrId": nsr_id
,
2511 "_id.ne": nsir
["_id"],
2513 nsi
= self
.db
.get_one(
2514 "nsis", _filter
, fail_on_empty
=False, fail_on_more
=False
2516 if nsi
: # last one using nsr
2519 self
.nsrTopic
.delete(
2520 session
, nsr_id
, dry_run
=False, not_send_msg
=not_send_msg
2522 except (DbException
, EngineException
) as e
:
2523 if e
.http_code
== HTTPStatus
.NOT_FOUND
:
2528 # delete related nsilcmops database entries
2529 self
.db
.del_list("nsilcmops", {"netsliceInstanceId": _id
})
2531 # Check and set used NST usage state
2532 nsir_admin
= nsir
.get("_admin")
2533 if nsir_admin
and nsir_admin
.get("nst-id"):
2534 # check if used by another NSI
2535 nsis_list
= self
.db
.get_one(
2537 {"nst-id": nsir_admin
["nst-id"]},
2538 fail_on_empty
=False,
2544 {"_id": nsir_admin
["nst-id"]},
2545 {"_admin.usageState": "NOT_IN_USE"},
2548 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
2550 Creates a new netslice instance record into database. It also creates needed nsrs and vnfrs
2551 :param rollback: list to append the created items at database in case a rollback must be done
2552 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2553 :param indata: params to be used for the nsir
2554 :param kwargs: used to override the indata descriptor
2555 :param headers: http request headers
2556 :return: the _id of nsi descriptor created at database
2559 step
= "checking quotas" # first step must be defined outside try
2561 self
.check_quota(session
)
2564 slice_request
= self
._remove
_envelop
(indata
)
2565 # Override descriptor with query string kwargs
2566 self
._update
_input
_with
_kwargs
(slice_request
, kwargs
)
2567 slice_request
= self
._validate
_input
_new
(slice_request
, session
["force"])
2570 step
= "getting nstd id='{}' from database".format(
2571 slice_request
.get("nstId")
2573 _filter
= self
._get
_project
_filter
(session
)
2574 _filter
["_id"] = slice_request
["nstId"]
2575 nstd
= self
.db
.get_one("nsts", _filter
)
2576 # check NST is not disabled
2577 step
= "checking NST operationalState"
2578 if nstd
["_admin"]["operationalState"] == "DISABLED":
2579 raise EngineException(
2580 "nst with id '{}' is DISABLED, and thus cannot be used to create a netslice "
2581 "instance".format(slice_request
["nstId"]),
2582 http_code
=HTTPStatus
.CONFLICT
,
2586 # check NSD is not disabled
2587 step
= "checking operationalState"
2588 if nstd
["_admin"]["operationalState"] == "DISABLED":
2589 raise EngineException(
2590 "nst with id '{}' is DISABLED, and thus cannot be used to create "
2591 "a network slice".format(slice_request
["nstId"]),
2592 http_code
=HTTPStatus
.CONFLICT
,
2595 nstd
.pop("_admin", None)
2596 nstd_id
= nstd
.pop("_id", None)
2597 nsi_id
= str(uuid4())
2598 step
= "filling nsi_descriptor with input data"
2603 "name": slice_request
["nsiName"],
2604 "description": slice_request
.get("nsiDescription", ""),
2605 "datacenter": slice_request
["vimAccountId"],
2606 "nst-ref": nstd
["id"],
2607 "instantiation_parameters": slice_request
,
2608 "network-slice-template": nstd
,
2612 "additionalParamsForNsi": self
._format
_addional
_params
(slice_request
),
2615 step
= "creating nsi at database"
2617 nsi_descriptor
, session
["project_id"], make_public
=session
["public"]
2619 nsi_descriptor
["_admin"]["nsiState"] = "NOT_INSTANTIATED"
2620 nsi_descriptor
["_admin"]["netslice-subnet"] = None
2621 nsi_descriptor
["_admin"]["deployed"] = {}
2622 nsi_descriptor
["_admin"]["deployed"]["RO"] = []
2623 nsi_descriptor
["_admin"]["nst-id"] = nstd_id
2625 # Creating netslice-vld for the RO.
2626 step
= "creating netslice-vld at database"
2628 # Building the vlds list to be deployed
2629 # From netslice descriptors, creating the initial list
2632 for netslice_vlds
in get_iterable(nstd
.get("netslice-vld")):
2633 # Getting template Instantiation parameters from NST
2634 nsi_vld
= deepcopy(netslice_vlds
)
2635 nsi_vld
["shared-nsrs-list"] = []
2636 nsi_vld
["vimAccountId"] = slice_request
["vimAccountId"]
2637 nsi_vlds
.append(nsi_vld
)
2639 nsi_descriptor
["_admin"]["netslice-vld"] = nsi_vlds
2640 # Creating netslice-subnet_record.
2644 # Updating the nstd with the nsd["_id"] associated to the nss -> services list
2645 for member_ns
in nstd
["netslice-subnet"]:
2646 nsd_id
= member_ns
["nsd-ref"]
2647 step
= "getting nstd id='{}' constituent-nsd='{}' from database".format(
2648 member_ns
["nsd-ref"], member_ns
["id"]
2650 if nsd_id
not in needed_nsds
:
2652 _filter
["id"] = nsd_id
2653 nsd
= self
.db
.get_one(
2654 "nsds", _filter
, fail_on_empty
=True, fail_on_more
=True
2658 needed_nsds
[nsd_id
] = nsd
2660 nsd
= needed_nsds
[nsd_id
]
2661 member_ns
["_id"] = needed_nsds
[nsd_id
].get("_id")
2662 services
.append(member_ns
)
2664 step
= "filling nsir nsd-id='{}' constituent-nsd='{}' from database".format(
2665 member_ns
["nsd-ref"], member_ns
["id"]
2668 # creates Network Services records (NSRs)
2669 step
= "creating nsrs at database using NsrTopic.new()"
2670 ns_params
= slice_request
.get("netslice-subnet")
2672 nsi_netslice_subnet
= []
2673 for service
in services
:
2674 # Check if the netslice-subnet is shared and if it is share if the nss exists
2677 # Is the nss shared and instantiated?
2678 _filter
["_admin.nsrs-detailed-list.ANYINDEX.shared"] = True
2679 _filter
["_admin.nsrs-detailed-list.ANYINDEX.nsd-id"] = service
[
2682 _filter
["_admin.nsrs-detailed-list.ANYINDEX.nss-id"] = service
["id"]
2683 nsi
= self
.db
.get_one(
2684 "nsis", _filter
, fail_on_empty
=False, fail_on_more
=False
2686 if nsi
and service
.get("is-shared-nss"):
2687 nsrs_detailed_list
= nsi
["_admin"]["nsrs-detailed-list"]
2688 for nsrs_detailed_item
in nsrs_detailed_list
:
2689 if nsrs_detailed_item
["nsd-id"] == service
["nsd-ref"]:
2690 if nsrs_detailed_item
["nss-id"] == service
["id"]:
2691 _id_nsr
= nsrs_detailed_item
["nsrId"]
2693 for netslice_subnet
in nsi
["_admin"]["netslice-subnet"]:
2694 if netslice_subnet
["nss-id"] == service
["id"]:
2695 indata_ns
= netslice_subnet
2699 if service
.get("instantiation-parameters"):
2700 indata_ns
= deepcopy(service
["instantiation-parameters"])
2701 # del service["instantiation-parameters"]
2703 indata_ns
["nsdId"] = service
["_id"]
2704 indata_ns
["nsName"] = (
2705 slice_request
.get("nsiName") + "." + service
["id"]
2707 indata_ns
["vimAccountId"] = slice_request
.get("vimAccountId")
2708 indata_ns
["nsDescription"] = service
["description"]
2709 if slice_request
.get("ssh_keys"):
2710 indata_ns
["ssh_keys"] = slice_request
.get("ssh_keys")
2713 for ns_param
in ns_params
:
2714 if ns_param
.get("id") == service
["id"]:
2715 copy_ns_param
= deepcopy(ns_param
)
2716 del copy_ns_param
["id"]
2717 indata_ns
.update(copy_ns_param
)
2720 # Creates Nsr objects
2721 _id_nsr
, _
= self
.nsrTopic
.new(
2722 rollback
, session
, indata_ns
, kwargs
, headers
2726 "shared": service
.get("is-shared-nss"),
2727 "nsd-id": service
["nsd-ref"],
2728 "nss-id": service
["id"],
2729 "nslcmop_instantiate": None,
2731 indata_ns
["nss-id"] = service
["id"]
2732 nsrs_list
.append(nsrs_item
)
2733 nsi_netslice_subnet
.append(indata_ns
)
2734 nsr_ref
= {"nsr-ref": _id_nsr
}
2735 nsi_descriptor
["nsr-ref-list"].append(nsr_ref
)
2737 # Adding the nsrs list to the nsi
2738 nsi_descriptor
["_admin"]["nsrs-detailed-list"] = nsrs_list
2739 nsi_descriptor
["_admin"]["netslice-subnet"] = nsi_netslice_subnet
2741 "nsts", {"_id": slice_request
["nstId"]}, {"_admin.usageState": "IN_USE"}
2744 # Creating the entry in the database
2745 self
.db
.create("nsis", nsi_descriptor
)
2746 rollback
.append({"topic": "nsis", "_id": nsi_id
})
2748 except ValidationError
as e
:
2749 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
2750 except Exception as e
: # TODO remove try Except, it is captured at nbi.py
2751 self
.logger
.exception(
2752 "Exception {} at NsiTopic.new()".format(e
), exc_info
=True
2754 raise EngineException("Error {}: {}".format(step
, e
))
2756 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
2757 raise EngineException(
2758 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
2762 class NsiLcmOpTopic(BaseTopic
):
2765 operation_schema
= { # mapping between operation and jsonschema to validate
2766 "instantiate": nsi_instantiate
,
2770 def __init__(self
, db
, fs
, msg
, auth
):
2771 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
2772 self
.nsi_NsLcmOpTopic
= NsLcmOpTopic(self
.db
, self
.fs
, self
.msg
, self
.auth
)
2774 def _check_nsi_operation(self
, session
, nsir
, operation
, indata
):
2776 Check that user has enter right parameters for the operation
2777 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2778 :param operation: it can be: instantiate, terminate, action, TODO: update, heal
2779 :param indata: descriptor with the parameters of the operation
2783 nstd
= nsir
["network-slice-template"]
2785 def check_valid_netslice_subnet_id(nstId
):
2786 # TODO change to vnfR (??)
2787 for netslice_subnet
in nstd
["netslice-subnet"]:
2788 if nstId
== netslice_subnet
["id"]:
2789 nsd_id
= netslice_subnet
["nsd-ref"]
2790 if nsd_id
not in nsds
:
2791 _filter
= self
._get
_project
_filter
(session
)
2792 _filter
["id"] = nsd_id
2793 nsds
[nsd_id
] = self
.db
.get_one("nsds", _filter
)
2796 raise EngineException(
2797 "Invalid parameter nstId='{}' is not one of the "
2798 "nst:netslice-subnet".format(nstId
)
2801 if operation
== "instantiate":
2802 # check the existance of netslice-subnet items
2803 for in_nst
in get_iterable(indata
.get("netslice-subnet")):
2804 check_valid_netslice_subnet_id(in_nst
["id"])
2806 def _create_nsilcmop(self
, session
, netsliceInstanceId
, operation
, params
):
2812 "operationState": "PROCESSING", # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
2813 "statusEnteredTime": now
,
2814 "netsliceInstanceId": netsliceInstanceId
,
2815 "lcmOperationType": operation
,
2817 "isAutomaticInvocation": False,
2818 "operationParams": params
,
2819 "isCancelPending": False,
2821 "self": "/osm/nsilcm/v1/nsi_lcm_op_occs/" + _id
,
2822 "netsliceInstanceId": "/osm/nsilcm/v1/netslice_instances/"
2823 + netsliceInstanceId
,
2828 def add_shared_nsr_2vld(self
, nsir
, nsr_item
):
2829 for nst_sb_item
in nsir
["network-slice-template"].get("netslice-subnet"):
2830 if nst_sb_item
.get("is-shared-nss"):
2831 for admin_subnet_item
in nsir
["_admin"].get("netslice-subnet"):
2832 if admin_subnet_item
["nss-id"] == nst_sb_item
["id"]:
2833 for admin_vld_item
in nsir
["_admin"].get("netslice-vld"):
2834 for admin_vld_nss_cp_ref_item
in admin_vld_item
[
2835 "nss-connection-point-ref"
2838 admin_subnet_item
["nss-id"]
2839 == admin_vld_nss_cp_ref_item
["nss-ref"]
2842 not nsr_item
["nsrId"]
2843 in admin_vld_item
["shared-nsrs-list"]
2845 admin_vld_item
["shared-nsrs-list"].append(
2849 # self.db.set_one("nsis", {"_id": nsir["_id"]}, nsir)
2852 {"_id": nsir
["_id"]},
2853 {"_admin.netslice-vld": nsir
["_admin"].get("netslice-vld")},
2856 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
2858 Performs a new operation over a ns
2859 :param rollback: list to append created items at database in case a rollback must to be done
2860 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2861 :param indata: descriptor with the parameters of the operation. It must contains among others
2862 netsliceInstanceId: _id of the nsir to perform the operation
2863 operation: it can be: instantiate, terminate, action, TODO: update, heal
2864 :param kwargs: used to override the indata descriptor
2865 :param headers: http request headers
2866 :return: id of the nslcmops
2869 # Override descriptor with query string kwargs
2870 self
._update
_input
_with
_kwargs
(indata
, kwargs
)
2871 operation
= indata
["lcmOperationType"]
2872 netsliceInstanceId
= indata
["netsliceInstanceId"]
2873 validate_input(indata
, self
.operation_schema
[operation
])
2875 # get nsi from netsliceInstanceId
2876 _filter
= self
._get
_project
_filter
(session
)
2877 _filter
["_id"] = netsliceInstanceId
2878 nsir
= self
.db
.get_one("nsis", _filter
)
2879 logging_prefix
= "nsi={} {} ".format(netsliceInstanceId
, operation
)
2884 not nsir
["_admin"].get("nsiState")
2885 or nsir
["_admin"]["nsiState"] == "NOT_INSTANTIATED"
2887 if operation
== "terminate" and indata
.get("autoremove"):
2888 # NSIR must be deleted
2892 ) # a none in this case is used to indicate not instantiated. It can be removed
2893 if operation
!= "instantiate":
2894 raise EngineException(
2895 "netslice_instance '{}' cannot be '{}' because it is not instantiated".format(
2896 netsliceInstanceId
, operation
2898 HTTPStatus
.CONFLICT
,
2901 if operation
== "instantiate" and not session
["force"]:
2902 raise EngineException(
2903 "netslice_instance '{}' cannot be '{}' because it is already instantiated".format(
2904 netsliceInstanceId
, operation
2906 HTTPStatus
.CONFLICT
,
2909 # Creating all the NS_operation (nslcmop)
2910 # Get service list from db
2911 nsrs_list
= nsir
["_admin"]["nsrs-detailed-list"]
2913 # nslcmops_item = None
2914 for index
, nsr_item
in enumerate(nsrs_list
):
2915 nsr_id
= nsr_item
["nsrId"]
2916 if nsr_item
.get("shared"):
2917 _filter
["_admin.nsrs-detailed-list.ANYINDEX.shared"] = True
2918 _filter
["_admin.nsrs-detailed-list.ANYINDEX.nsrId"] = nsr_id
2920 "_admin.nsrs-detailed-list.ANYINDEX.nslcmop_instantiate.ne"
2922 _filter
["_id.ne"] = netsliceInstanceId
2923 nsi
= self
.db
.get_one(
2924 "nsis", _filter
, fail_on_empty
=False, fail_on_more
=False
2926 if operation
== "terminate":
2928 "_admin.nsrs-detailed-list.{}.nslcmop_instantiate".format(
2932 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, _update
)
2935 ): # other nsi is using this nsr and it needs this nsr instantiated
2936 continue # do not create nsilcmop
2938 # looks the first nsi fulfilling the conditions but not being the current NSIR
2940 nsi_nsr_item
= next(
2942 for n
in nsi
["_admin"]["nsrs-detailed-list"]
2943 if n
["nsrId"] == nsr_id
2945 and n
["nslcmop_instantiate"]
2947 self
.add_shared_nsr_2vld(nsir
, nsr_item
)
2948 nslcmops
.append(nsi_nsr_item
["nslcmop_instantiate"])
2950 "_admin.nsrs-detailed-list.{}".format(
2954 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, _update
)
2955 # continue to not create nslcmop since nsrs is shared and nsrs was created
2958 self
.add_shared_nsr_2vld(nsir
, nsr_item
)
2963 "lcmOperationType": operation
,
2964 "nsInstanceId": nsr_id
,
2965 # Including netslice_id in the ns instantiate Operation
2966 "netsliceInstanceId": netsliceInstanceId
,
2968 if operation
== "instantiate":
2969 service
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
2970 indata_ns
.update(service
["instantiate_params"])
2972 # Creating NS_LCM_OP with the flag slice_object=True to not trigger the service instantiation
2973 # message via kafka bus
2974 nslcmop
, _
= self
.nsi_NsLcmOpTopic
.new(
2975 rollback
, session
, indata_ns
, None, headers
, slice_object
=True
2977 nslcmops
.append(nslcmop
)
2978 if operation
== "instantiate":
2980 "_admin.nsrs-detailed-list.{}.nslcmop_instantiate".format(
2984 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, _update
)
2985 except (DbException
, EngineException
) as e
:
2986 if e
.http_code
== HTTPStatus
.NOT_FOUND
:
2989 + "skipping NS={} because not found".format(nsr_id
)
2996 indata
["nslcmops_ids"] = nslcmops
2997 self
._check
_nsi
_operation
(session
, nsir
, operation
, indata
)
2999 nsilcmop_desc
= self
._create
_nsilcmop
(
3000 session
, netsliceInstanceId
, operation
, indata
3003 nsilcmop_desc
, session
["project_id"], make_public
=session
["public"]
3005 _id
= self
.db
.create("nsilcmops", nsilcmop_desc
)
3006 rollback
.append({"topic": "nsilcmops", "_id": _id
})
3007 self
.msg
.write("nsi", operation
, nsilcmop_desc
)
3009 except ValidationError
as e
:
3010 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
3012 def delete(self
, session
, _id
, dry_run
=False, not_send_msg
=None):
3013 raise EngineException(
3014 "Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
3017 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
3018 raise EngineException(
3019 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR