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.
17 from uuid
import uuid4
18 from http
import HTTPStatus
20 from copy
import copy
, deepcopy
21 from osm_nbi
.validation
import (
30 from osm_nbi
.base_topic
import (
37 from yaml
import safe_dump
38 from osm_common
.dbbase
import DbException
39 from osm_common
.msgbase
import MsgException
40 from osm_common
.fsbase
import FsException
41 from osm_nbi
import utils
44 ) # For checking that additional parameter names are valid Jinja2 identifiers
46 __author__
= "Alfonso Tierno <alfonso.tiernosepulveda@telefonica.com>"
49 class NsrTopic(BaseTopic
):
52 quota_name
= "ns_instances"
53 schema_new
= ns_instantiate
55 def __init__(self
, db
, fs
, msg
, auth
):
56 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
58 def _check_descriptor_dependencies(self
, session
, descriptor
):
60 Check that the dependent descriptors exist on a new descriptor or edition
61 :param session: client session information
62 :param descriptor: descriptor to be inserted or edit
63 :return: None or raises exception
65 if not descriptor
.get("nsdId"):
67 nsd_id
= descriptor
["nsdId"]
68 if not self
.get_item_list(session
, "nsds", {"id": nsd_id
}):
69 raise EngineException(
70 "Descriptor error at nsdId='{}' references a non exist nsd".format(
73 http_code
=HTTPStatus
.CONFLICT
,
77 def format_on_new(content
, project_id
=None, make_public
=False):
78 BaseTopic
.format_on_new(content
, project_id
=project_id
, make_public
=make_public
)
79 content
["_admin"]["nsState"] = "NOT_INSTANTIATED"
82 def check_conflict_on_del(self
, session
, _id
, db_content
):
84 Check that NSR is not instantiated
85 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
86 :param _id: nsr internal id
87 :param db_content: The database content of the nsr
88 :return: None or raises EngineException with the conflict
93 if nsr
["_admin"].get("nsState") == "INSTANTIATED":
94 raise EngineException(
95 "nsr '{}' cannot be deleted because it is in 'INSTANTIATED' state. "
96 "Launch 'terminate' operation first; or force deletion".format(_id
),
97 http_code
=HTTPStatus
.CONFLICT
,
100 def delete_extra(self
, session
, _id
, db_content
, not_send_msg
=None):
102 Deletes associated nslcmops and vnfrs from database. Deletes associated filesystem.
103 Set usageState of pdu, vnfd, nsd
104 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
105 :param _id: server internal id
106 :param db_content: The database content of the descriptor
107 :param not_send_msg: To not send message (False) or store content (list) instead
108 :return: None if ok or raises EngineException with the problem
110 self
.fs
.file_delete(_id
, ignore_non_exist
=True)
111 self
.db
.del_list("nslcmops", {"nsInstanceId": _id
})
112 self
.db
.del_list("vnfrs", {"nsr-id-ref": _id
})
114 # set all used pdus as free
117 {"_admin.usage.nsr_id": _id
},
118 {"_admin.usageState": "NOT_IN_USE", "_admin.usage": None},
123 used_nsd_id
= nsr
.get("nsd-id")
125 # check if used by another NSR
126 nsrs_list
= self
.db
.get_one(
127 "nsrs", {"nsd-id": used_nsd_id
}, fail_on_empty
=False, fail_on_more
=False
131 "nsds", {"_id": used_nsd_id
}, {"_admin.usageState": "NOT_IN_USE"}
134 # Set VNFD usageState
135 used_vnfd_id_list
= nsr
.get("vnfd-id")
136 if used_vnfd_id_list
:
137 for used_vnfd_id
in used_vnfd_id_list
:
138 # check if used by another NSR
139 nsrs_list
= self
.db
.get_one(
141 {"vnfd-id": used_vnfd_id
},
148 {"_id": used_vnfd_id
},
149 {"_admin.usageState": "NOT_IN_USE"},
152 # delete extra ro_nsrs used for internal RO module
153 self
.db
.del_one("ro_nsrs", q_filter
={"_id": _id
}, fail_on_empty
=False)
156 def _format_ns_request(ns_request
):
157 formated_request
= copy(ns_request
)
158 formated_request
.pop("additionalParamsForNs", None)
159 formated_request
.pop("additionalParamsForVnf", None)
160 return formated_request
163 def _format_additional_params(
164 ns_request
, member_vnf_index
=None, vdu_id
=None, kdu_name
=None, descriptor
=None
167 Get and format user additional params for NS or VNF
168 :param ns_request: User instantiation additional parameters
169 :param member_vnf_index: None for extract NS params, or member_vnf_index to extract VNF params
170 :param descriptor: If not None it check that needed parameters of descriptor are supplied
171 :return: tuple with a formatted copy of additional params or None if not supplied, plus other parameters
173 additional_params
= None
175 if not member_vnf_index
:
176 additional_params
= copy(ns_request
.get("additionalParamsForNs"))
177 where_
= "additionalParamsForNs"
178 elif ns_request
.get("additionalParamsForVnf"):
179 where_
= "additionalParamsForVnf[member-vnf-index={}]".format(
185 for x
in ns_request
["additionalParamsForVnf"]
186 if x
["member-vnf-index"] == member_vnf_index
191 if not vdu_id
and not kdu_name
:
193 additional_params
= copy(item
.get("additionalParams")) or {}
194 if vdu_id
and item
.get("additionalParamsForVdu"):
198 for x
in item
["additionalParamsForVdu"]
199 if x
["vdu_id"] == vdu_id
203 other_params
= item_vdu
204 if item_vdu
and item_vdu
.get("additionalParams"):
205 where_
+= ".additionalParamsForVdu[vdu_id={}]".format(vdu_id
)
206 additional_params
= item_vdu
["additionalParams"]
208 additional_params
= {}
209 if item
.get("additionalParamsForKdu"):
213 for x
in item
["additionalParamsForKdu"]
214 if x
["kdu_name"] == kdu_name
218 other_params
= item_kdu
219 if item_kdu
and item_kdu
.get("additionalParams"):
220 where_
+= ".additionalParamsForKdu[kdu_name={}]".format(
223 additional_params
= item_kdu
["additionalParams"]
225 if additional_params
:
226 for k
, v
in additional_params
.items():
227 # BEGIN Check that additional parameter names are valid Jinja2 identifiers if target is not Kdu
228 if not kdu_name
and not match("^[a-zA-Z_][a-zA-Z0-9_]*$", k
):
229 raise EngineException(
230 "Invalid param name at {}:{}. Must contain only alphanumeric characters "
231 "and underscores, and cannot start with a digit".format(
235 # END Check that additional parameter names are valid Jinja2 identifiers
236 if not isinstance(k
, str):
237 raise EngineException(
238 "Invalid param at {}:{}. Only string keys are allowed".format(
242 if "." in k
or "$" in k
:
243 raise EngineException(
244 "Invalid param at {}:{}. Keys must not contain dots or $".format(
248 if isinstance(v
, (dict, tuple, list)):
249 additional_params
[k
] = "!!yaml " + safe_dump(v
)
252 for df
in descriptor
.get("df", []):
253 # check that enough parameters are supplied for the initial-config-primitive
254 # TODO: check for cloud-init
256 initial_primitives
= []
258 "lcm-operations-configuration" in df
259 and "operate-vnf-op-config"
260 in df
["lcm-operations-configuration"]
262 for config
in df
["lcm-operations-configuration"][
263 "operate-vnf-op-config"
265 for primitive
in get_iterable(
266 config
.get("initial-config-primitive")
268 initial_primitives
.append(primitive
)
270 initial_primitives
= deep_get(
271 descriptor
, ("ns-configuration", "initial-config-primitive")
274 for initial_primitive
in get_iterable(initial_primitives
):
275 for param
in get_iterable(initial_primitive
.get("parameter")):
276 if param
["value"].startswith("<") and param
["value"].endswith(
279 if param
["value"] in (
286 not additional_params
287 or param
["value"][1:-1] not in additional_params
289 raise EngineException(
290 "Parameter '{}' needed for vnfd[id={}]:day1-2 configuration:"
291 "initial-config-primitive[name={}] not supplied".format(
294 initial_primitive
["name"],
298 return additional_params
or None, other_params
or None
300 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
302 Creates a new nsr into database. It also creates needed vnfrs
303 :param rollback: list to append the created items at database in case a rollback must be done
304 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
305 :param indata: params to be used for the nsr
306 :param kwargs: used to override the indata descriptor
307 :param headers: http request headers
308 :return: the _id of nsr descriptor created at database. Or an exception of type
309 EngineException, ValidationError, DbException, FsException, MsgException.
310 Note: Exceptions are not captured on purpose. They should be captured at called
313 step
= "checking quotas"
314 self
.check_quota(session
)
316 step
= "validating input parameters"
317 ns_request
= self
._remove
_envelop
(indata
)
318 self
._update
_input
_with
_kwargs
(ns_request
, kwargs
)
319 ns_request
= self
._validate
_input
_new
(ns_request
, session
["force"])
321 step
= "getting nsd id='{}' from database".format(ns_request
.get("nsdId"))
322 nsd
= self
._get
_nsd
_from
_db
(ns_request
["nsdId"], session
)
323 ns_k8s_namespace
= self
._get
_ns
_k
8s
_namespace
(nsd
, ns_request
, session
)
325 step
= "checking nsdOperationalState"
326 self
._check
_nsd
_operational
_state
(nsd
, ns_request
)
328 step
= "filling nsr from input data"
329 nsr_id
= str(uuid4())
330 nsr_descriptor
= self
._create
_nsr
_descriptor
_from
_nsd
(
331 nsd
, ns_request
, nsr_id
, session
336 # TODO: Change for multiple df support
337 vnf_profiles
= nsd
.get("df", [{}])[0].get("vnf-profile", ())
338 for vnfp
in vnf_profiles
:
339 vnfd_id
= vnfp
.get("vnfd-id")
340 vnf_index
= vnfp
.get("id")
342 "getting vnfd id='{}' constituent-vnfd='{}' from database".format(
346 if vnfd_id
not in needed_vnfds
:
347 vnfd
= self
._get
_vnfd
_from
_db
(vnfd_id
, session
)
348 needed_vnfds
[vnfd_id
] = vnfd
349 nsr_descriptor
["vnfd-id"].append(vnfd
["_id"])
351 vnfd
= needed_vnfds
[vnfd_id
]
353 step
= "filling vnfr vnfd-id='{}' constituent-vnfd='{}'".format(
356 vnfr_descriptor
= self
._create
_vnfr
_descriptor
_from
_vnfd
(
366 step
= "creating vnfr vnfd-id='{}' constituent-vnfd='{}' at database".format(
369 self
._add
_vnfr
_to
_db
(vnfr_descriptor
, rollback
, session
)
370 nsr_descriptor
["constituent-vnfr-ref"].append(vnfr_descriptor
["id"])
372 step
= "creating nsr at database"
373 self
._add
_nsr
_to
_db
(nsr_descriptor
, rollback
, session
)
375 step
= "creating nsr temporal folder"
376 self
.fs
.mkdir(nsr_id
)
386 raise type(e
)("{} while '{}'".format(e
, step
), http_code
=e
.http_code
)
388 def _get_nsd_from_db(self
, nsd_id
, session
):
389 _filter
= self
._get
_project
_filter
(session
)
390 _filter
["_id"] = nsd_id
391 return self
.db
.get_one("nsds", _filter
)
393 def _get_vnfd_from_db(self
, vnfd_id
, session
):
394 _filter
= self
._get
_project
_filter
(session
)
395 _filter
["id"] = vnfd_id
396 vnfd
= self
.db
.get_one("vnfds", _filter
, fail_on_empty
=True, fail_on_more
=True)
400 def _add_nsr_to_db(self
, nsr_descriptor
, rollback
, session
):
402 nsr_descriptor
, session
["project_id"], make_public
=session
["public"]
404 self
.db
.create("nsrs", nsr_descriptor
)
405 rollback
.append({"topic": "nsrs", "_id": nsr_descriptor
["id"]})
407 def _add_vnfr_to_db(self
, vnfr_descriptor
, rollback
, session
):
409 vnfr_descriptor
, session
["project_id"], make_public
=session
["public"]
411 self
.db
.create("vnfrs", vnfr_descriptor
)
412 rollback
.append({"topic": "vnfrs", "_id": vnfr_descriptor
["id"]})
414 def _check_nsd_operational_state(self
, nsd
, ns_request
):
415 if nsd
["_admin"]["operationalState"] == "DISABLED":
416 raise EngineException(
417 "nsd with id '{}' is DISABLED, and thus cannot be used to create "
418 "a network service".format(ns_request
["nsdId"]),
419 http_code
=HTTPStatus
.CONFLICT
,
422 def _get_ns_k8s_namespace(self
, nsd
, ns_request
, session
):
423 additional_params
, _
= self
._format
_additional
_params
(
424 ns_request
, descriptor
=nsd
426 # use for k8s-namespace from ns_request or additionalParamsForNs. By default, the project_id
427 ns_k8s_namespace
= session
["project_id"][0] if session
["project_id"] else None
428 if ns_request
and ns_request
.get("k8s-namespace"):
429 ns_k8s_namespace
= ns_request
["k8s-namespace"]
430 if additional_params
and additional_params
.get("k8s-namespace"):
431 ns_k8s_namespace
= additional_params
["k8s-namespace"]
433 return ns_k8s_namespace
435 def _create_nsr_descriptor_from_nsd(self
, nsd
, ns_request
, nsr_id
, session
):
437 additional_params
, _
= self
._format
_additional
_params
(
438 ns_request
, descriptor
=nsd
442 "name": ns_request
["nsName"],
443 "name-ref": ns_request
["nsName"],
444 "short-name": ns_request
["nsName"],
445 "admin-status": "ENABLED",
446 "nsState": "NOT_INSTANTIATED",
447 "currentOperation": "IDLE",
448 "currentOperationID": None,
449 "errorDescription": None,
451 "deploymentStatus": None,
452 "configurationStatus": None,
454 "nsd": {k
: v
for k
, v
in nsd
.items()},
455 "datacenter": ns_request
["vimAccountId"],
456 "resource-orchestrator": "osmopenmano",
457 "description": ns_request
.get("nsDescription", ""),
458 "constituent-vnfr-ref": [],
459 "operational-status": "init", # typedef ns-operational-
460 "config-status": "init", # typedef config-states
461 "detailed-status": "scheduled",
462 "orchestration-progress": {},
464 "nsd-name-ref": nsd
["name"],
465 "operational-events": [], # "id", "timestamp", "description", "event",
466 "nsd-ref": nsd
["id"],
467 "nsd-id": nsd
["_id"],
469 "instantiate_params": self
._format
_ns
_request
(ns_request
),
470 "additionalParamsForNs": additional_params
,
471 "ns-instance-config-ref": nsr_id
,
474 "ssh-authorized-key": ns_request
.get("ssh_keys"), # TODO remove
478 ns_request
["nsr_id"] = nsr_id
479 if ns_request
and ns_request
.get("config-units"):
480 nsr_descriptor
["config-units"] = ns_request
["config-units"]
483 if nsd
.get("virtual-link-desc"):
484 nsr_vld
= deepcopy(nsd
.get("virtual-link-desc", []))
485 # Fill each vld with vnfd-connection-point-ref data
486 # TODO: Change for multiple df support
487 all_vld_connection_point_data
= {vld
.get("id"): [] for vld
in nsr_vld
}
488 vnf_profiles
= nsd
.get("df", [[]])[0].get("vnf-profile", ())
489 for vnf_profile
in vnf_profiles
:
490 for vlc
in vnf_profile
.get("virtual-link-connectivity", ()):
491 for cpd
in vlc
.get("constituent-cpd-id", ()):
492 all_vld_connection_point_data
[
493 vlc
.get("virtual-link-profile-id")
496 "member-vnf-index-ref": cpd
.get(
497 "constituent-base-element-id"
499 "vnfd-connection-point-ref": cpd
.get(
502 "vnfd-id-ref": vnf_profile
.get("vnfd-id"),
506 vnfd
= self
._get
_vnfd
_from
_db
(vnf_profile
.get("vnfd-id"), session
)
508 for vdu
in vnfd
.get("vdu", ()):
511 # Find this vdu compute and storage descriptors
512 vdu_virtual_compute
= {}
513 vdu_virtual_storage
= {}
514 for vcd
in vnfd
.get("virtual-compute-desc", ()):
515 if vcd
.get("id") == vdu
.get("virtual-compute-desc"):
516 vdu_virtual_compute
= vcd
517 for vsd
in vnfd
.get("virtual-storage-desc", ()):
518 if vsd
.get("id") == vdu
.get("virtual-storage-desc", [[]])[0]:
519 vdu_virtual_storage
= vsd
520 # Get this vdu vcpus, memory and storage info for flavor_data
521 if vdu_virtual_compute
.get("virtual-cpu", {}).get(
524 flavor_data
["vcpu-count"] = vdu_virtual_compute
["virtual-cpu"][
527 if vdu_virtual_compute
.get("virtual-memory", {}).get("size"):
528 flavor_data
["memory-mb"] = (
529 float(vdu_virtual_compute
["virtual-memory"]["size"])
532 if vdu_virtual_storage
.get("size-of-storage"):
533 flavor_data
["storage-gb"] = vdu_virtual_storage
[
536 # Get this vdu EPA info for guest_epa
537 if vdu_virtual_compute
.get("virtual-cpu", {}).get("cpu-quota"):
538 guest_epa
["cpu-quota"] = vdu_virtual_compute
["virtual-cpu"][
541 if vdu_virtual_compute
.get("virtual-cpu", {}).get("pinning"):
542 vcpu_pinning
= vdu_virtual_compute
["virtual-cpu"]["pinning"]
543 if vcpu_pinning
.get("thread-policy"):
544 guest_epa
["cpu-thread-pinning-policy"] = vcpu_pinning
[
547 if vcpu_pinning
.get("policy"):
550 if vcpu_pinning
["policy"] == "dynamic"
553 guest_epa
["cpu-pinning-policy"] = cpu_policy
554 if vdu_virtual_compute
.get("virtual-memory", {}).get("mem-quota"):
555 guest_epa
["mem-quota"] = vdu_virtual_compute
["virtual-memory"][
558 if vdu_virtual_compute
.get("virtual-memory", {}).get(
561 guest_epa
["mempage-size"] = vdu_virtual_compute
[
564 if vdu_virtual_compute
.get("virtual-memory", {}).get(
567 guest_epa
["numa-node-policy"] = vdu_virtual_compute
[
569 ]["numa-node-policy"]
570 if vdu_virtual_storage
.get("disk-io-quota"):
571 guest_epa
["disk-io-quota"] = vdu_virtual_storage
[
576 flavor_data
["guest-epa"] = guest_epa
578 flavor_data
["name"] = vdu
["id"][:56] + "-flv"
579 flavor_data
["id"] = str(len(nsr_descriptor
["flavor"]))
580 nsr_descriptor
["flavor"].append(flavor_data
)
582 sw_image_id
= vdu
.get("sw-image-desc")
584 image_data
= self
._get
_image
_data
_from
_vnfd
(vnfd
, sw_image_id
)
585 self
._add
_image
_to
_nsr
(nsr_descriptor
, image_data
)
587 # also add alternative images to the list of images
588 for alt_image
in vdu
.get("alternative-sw-image-desc", ()):
589 image_data
= self
._get
_image
_data
_from
_vnfd
(vnfd
, alt_image
)
590 self
._add
_image
_to
_nsr
(nsr_descriptor
, image_data
)
593 vld
["vnfd-connection-point-ref"] = all_vld_connection_point_data
.get(
596 vld
["name"] = vld
["id"]
597 nsr_descriptor
["vld"] = nsr_vld
599 return nsr_descriptor
601 def _get_image_data_from_vnfd(self
, vnfd
, sw_image_id
):
602 sw_image_desc
= utils
.find_in_list(
603 vnfd
.get("sw-image-desc", ()), lambda sw
: sw
["id"] == sw_image_id
606 if sw_image_desc
.get("image"):
607 image_data
["image"] = sw_image_desc
["image"]
608 if sw_image_desc
.get("checksum"):
609 image_data
["image_checksum"] = sw_image_desc
["checksum"]["hash"]
610 if sw_image_desc
.get("vim-type"):
611 image_data
["vim-type"] = sw_image_desc
["vim-type"]
614 def _add_image_to_nsr(self
, nsr_descriptor
, image_data
):
616 Adds image to nsr checking first it is not already added
621 for f
in nsr_descriptor
["image"]
622 if all(f
.get(k
) == image_data
[k
] for k
in image_data
)
627 image_data
["id"] = str(len(nsr_descriptor
["image"]))
628 nsr_descriptor
["image"].append(image_data
)
630 def _create_vnfr_descriptor_from_vnfd(
640 vnfr_id
= str(uuid4())
641 nsr_id
= nsr_descriptor
["id"]
643 additional_params
, vnf_params
= self
._format
_additional
_params
(
644 ns_request
, vnf_index
, descriptor
=vnfd
650 "nsr-id-ref": nsr_id
,
651 "member-vnf-index-ref": vnf_index
,
652 "additionalParamsForVnf": additional_params
,
654 # "vnfd": vnfd, # at OSM model.but removed to avoid data duplication TODO: revise
656 "vnfd-id": vnfd
["_id"], # not at OSM model, but useful
657 "vim-account-id": None,
660 "connection-point": [],
661 "ip-address": None, # mgmt-interface filled by LCM
663 vnf_k8s_namespace
= ns_k8s_namespace
665 if vnf_params
.get("k8s-namespace"):
666 vnf_k8s_namespace
= vnf_params
["k8s-namespace"]
667 if vnf_params
.get("config-units"):
668 vnfr_descriptor
["config-units"] = vnf_params
["config-units"]
671 if vnfd
.get("int-virtual-link-desc"):
672 vnfr_descriptor
["vld"] = []
673 for vnfd_vld
in vnfd
.get("int-virtual-link-desc"):
674 vnfr_descriptor
["vld"].append({key
: vnfd_vld
[key
] for key
in vnfd_vld
})
676 for cp
in vnfd
.get("ext-cpd", ()):
678 "name": cp
.get("id"),
679 "connection-point-id": cp
.get("int-cpd", {}).get("cpd"),
680 "connection-point-vdu-id": cp
.get("int-cpd", {}).get("vdu-id"),
682 # "ip-address", "mac-address" # filled by LCM
683 # vim-id # TODO it would be nice having a vim port id
685 vnfr_descriptor
["connection-point"].append(vnf_cp
)
687 # Create k8s-cluster information
688 # TODO: Validate if a k8s-cluster net can have more than one ext-cpd ?
689 if vnfd
.get("k8s-cluster"):
690 vnfr_descriptor
["k8s-cluster"] = vnfd
["k8s-cluster"]
691 all_k8s_cluster_nets_cpds
= {}
692 for cpd
in get_iterable(vnfd
.get("ext-cpd")):
693 if cpd
.get("k8s-cluster-net"):
694 all_k8s_cluster_nets_cpds
[cpd
.get("k8s-cluster-net")] = cpd
.get(
697 for net
in get_iterable(vnfr_descriptor
["k8s-cluster"].get("nets")):
698 if net
.get("id") in all_k8s_cluster_nets_cpds
:
699 net
["external-connection-point-ref"] = all_k8s_cluster_nets_cpds
[
704 for kdu
in get_iterable(vnfd
.get("kdu")):
705 additional_params
, kdu_params
= self
._format
_additional
_params
(
706 ns_request
, vnf_index
, kdu_name
=kdu
["name"], descriptor
=vnfd
708 kdu_k8s_namespace
= vnf_k8s_namespace
709 kdu_model
= kdu_params
.get("kdu_model") if kdu_params
else None
710 if kdu_params
and kdu_params
.get("k8s-namespace"):
711 kdu_k8s_namespace
= kdu_params
["k8s-namespace"]
713 kdu_deployment_name
= ""
714 if kdu_params
and kdu_params
.get("kdu-deployment-name"):
715 kdu_deployment_name
= kdu_params
.get("kdu-deployment-name")
718 "additionalParams": additional_params
,
719 "k8s-namespace": kdu_k8s_namespace
,
720 "kdu-deployment-name": kdu_deployment_name
,
721 "kdu-name": kdu
["name"],
722 # TODO "name": "" Name of the VDU in the VIM
723 "ip-address": None, # mgmt-interface filled by LCM
726 if kdu_params
and kdu_params
.get("config-units"):
727 kdur
["config-units"] = kdu_params
["config-units"]
728 if kdu
.get("helm-version"):
729 kdur
["helm-version"] = kdu
["helm-version"]
730 for k8s_type
in ("helm-chart", "juju-bundle"):
731 if kdu
.get(k8s_type
):
732 kdur
[k8s_type
] = kdu_model
or kdu
[k8s_type
]
733 if not vnfr_descriptor
.get("kdur"):
734 vnfr_descriptor
["kdur"] = []
735 vnfr_descriptor
["kdur"].append(kdur
)
737 vnfd_mgmt_cp
= vnfd
.get("mgmt-cp")
739 for vdu
in vnfd
.get("vdu", ()):
742 configs
= vnfd
.get("df")[0]["lcm-operations-configuration"][
743 "operate-vnf-op-config"
745 vdu_config
= utils
.find_in_list(
746 configs
, lambda config
: config
["id"] == vdu
["id"]
752 vdu_instantiation_level
= utils
.find_in_list(
753 vnfd
.get("df")[0]["instantiation-level"][0]["vdu-level"],
754 lambda a_vdu_profile
: a_vdu_profile
["vdu-id"] == vdu
["id"],
757 vdu_instantiation_level
= None
760 external_connection_ee
= utils
.filter_in_list(
761 vdu_config
.get("execution-environment-list", []),
762 lambda ee
: "external-connection-point-ref" in ee
,
764 for ee
in external_connection_ee
:
765 vdu_mgmt_cp
.append(ee
["external-connection-point-ref"])
767 additional_params
, vdu_params
= self
._format
_additional
_params
(
768 ns_request
, vnf_index
, vdu_id
=vdu
["id"], descriptor
=vnfd
771 "vdu-id-ref": vdu
["id"],
772 # TODO "name": "" Name of the VDU in the VIM
773 "ip-address": None, # mgmt-interface filled by LCM
774 # "vim-id", "flavor-id", "image-id", "management-ip" # filled by LCM
775 "internal-connection-point": [],
777 "additionalParams": additional_params
,
778 "vdu-name": vdu
["name"],
780 if vdu_params
and vdu_params
.get("config-units"):
781 vdur
["config-units"] = vdu_params
["config-units"]
782 if deep_get(vdu
, ("supplemental-boot-data", "boot-data-drive")):
783 vdur
["boot-data-drive"] = vdu
["supplemental-boot-data"][
786 if vdu
.get("pdu-type"):
787 vdur
["pdu-type"] = vdu
["pdu-type"]
788 vdur
["name"] = vdu
["pdu-type"]
789 # TODO volumes: name, volume-id
790 for icp
in vdu
.get("int-cpd", ()):
793 "connection-point-id": icp
["id"],
794 "name": icp
.get("id"),
797 vdur
["internal-connection-point"].append(vdu_icp
)
799 for iface
in icp
.get("virtual-network-interface-requirement", ()):
800 iface_fields
= ("name", "mac-address")
802 x
: iface
[x
] for x
in iface_fields
if iface
.get(x
) is not None
805 vdu_iface
["internal-connection-point-ref"] = vdu_icp
["id"]
806 if "port-security-enabled" in icp
:
807 vdu_iface
["port-security-enabled"] = icp
[
808 "port-security-enabled"
811 if "port-security-disable-strategy" in icp
:
812 vdu_iface
["port-security-disable-strategy"] = icp
[
813 "port-security-disable-strategy"
816 for ext_cp
in vnfd
.get("ext-cpd", ()):
817 if not ext_cp
.get("int-cpd"):
819 if ext_cp
["int-cpd"].get("vdu-id") != vdu
["id"]:
821 if icp
["id"] == ext_cp
["int-cpd"].get("cpd"):
822 vdu_iface
["external-connection-point-ref"] = ext_cp
.get(
826 if "port-security-enabled" in ext_cp
:
827 vdu_iface
["port-security-enabled"] = ext_cp
[
828 "port-security-enabled"
831 if "port-security-disable-strategy" in ext_cp
:
832 vdu_iface
["port-security-disable-strategy"] = ext_cp
[
833 "port-security-disable-strategy"
840 and vdu_iface
.get("external-connection-point-ref")
843 vdu_iface
["mgmt-vnf"] = True
844 vdu_iface
["mgmt-interface"] = True
846 for ecp
in vdu_mgmt_cp
:
847 if vdu_iface
.get("external-connection-point-ref") == ecp
:
848 vdu_iface
["mgmt-interface"] = True
850 if iface
.get("virtual-interface"):
851 vdu_iface
.update(deepcopy(iface
["virtual-interface"]))
853 # look for network where this interface is connected
854 iface_ext_cp
= vdu_iface
.get("external-connection-point-ref")
856 # TODO: Change for multiple df support
857 for df
in get_iterable(nsd
.get("df")):
858 for vnf_profile
in get_iterable(df
.get("vnf-profile")):
859 for vlc_index
, vlc
in enumerate(
861 vnf_profile
.get("virtual-link-connectivity")
864 for cpd
in get_iterable(
865 vlc
.get("constituent-cpd-id")
868 cpd
.get("constituent-cpd-id")
871 vdu_iface
["ns-vld-id"] = vlc
.get(
872 "virtual-link-profile-id"
874 # if iface type is SRIOV or PASSTHROUGH, set pci-interfaces flag to True
875 if vdu_iface
.get("type") in (
879 nsr_descriptor
["vld"][vlc_index
][
883 elif vdu_iface
.get("internal-connection-point-ref"):
884 vdu_iface
["vnf-vld-id"] = icp
.get("int-virtual-link-desc")
885 # TODO: store fixed IP address in the record (if it exists in the ICP)
886 # if iface type is SRIOV or PASSTHROUGH, set pci-interfaces flag to True
887 if vdu_iface
.get("type") in ("SR-IOV", "PCI-PASSTHROUGH"):
888 ivld_index
= utils
.find_index_in_list(
889 vnfd
.get("int-virtual-link-desc", ()),
890 lambda ivld
: ivld
["id"]
891 == icp
.get("int-virtual-link-desc"),
893 vnfr_descriptor
["vld"][ivld_index
]["pci-interfaces"] = True
895 vdur
["interfaces"].append(vdu_iface
)
897 if vdu
.get("sw-image-desc"):
898 sw_image
= utils
.find_in_list(
899 vnfd
.get("sw-image-desc", ()),
900 lambda image
: image
["id"] == vdu
.get("sw-image-desc"),
902 nsr_sw_image_data
= utils
.find_in_list(
903 nsr_descriptor
["image"],
904 lambda nsr_image
: (nsr_image
.get("image") == sw_image
.get("image")),
906 vdur
["ns-image-id"] = nsr_sw_image_data
["id"]
908 if vdu
.get("alternative-sw-image-desc"):
910 for alt_image_id
in vdu
.get("alternative-sw-image-desc", ()):
911 sw_image
= utils
.find_in_list(
912 vnfd
.get("sw-image-desc", ()),
913 lambda image
: image
["id"] == alt_image_id
,
915 nsr_sw_image_data
= utils
.find_in_list(
916 nsr_descriptor
["image"],
918 nsr_image
.get("image") == sw_image
.get("image")
921 alt_image_ids
.append(nsr_sw_image_data
["id"])
922 vdur
["alt-image-ids"] = alt_image_ids
924 flavor_data_name
= vdu
["id"][:56] + "-flv"
925 nsr_flavor_desc
= utils
.find_in_list(
926 nsr_descriptor
["flavor"],
927 lambda flavor
: flavor
["name"] == flavor_data_name
,
931 vdur
["ns-flavor-id"] = nsr_flavor_desc
["id"]
933 if vdu_instantiation_level
:
934 count
= vdu_instantiation_level
.get("number-of-instances")
938 for index
in range(0, count
):
939 vdur
= deepcopy(vdur
)
940 for iface
in vdur
["interfaces"]:
941 if iface
.get("ip-address") and index
!= 0:
942 iface
["ip-address"] = increment_ip_mac(iface
["ip-address"])
943 if iface
.get("mac-address") and index
!= 0:
944 iface
["mac-address"] = increment_ip_mac(iface
["mac-address"])
946 vdur
["_id"] = str(uuid4())
947 vdur
["id"] = vdur
["_id"]
948 vdur
["count-index"] = index
949 vnfr_descriptor
["vdur"].append(vdur
)
951 return vnfr_descriptor
953 def vca_status_refresh(self
, session
, ns_instance_content
, filter_q
):
955 vcaStatus in ns_instance_content maybe stale, check if it is stale and create lcm op
956 to refresh vca status by sending message to LCM when it is stale. Ignore otherwise.
957 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
958 :param ns_instance_content: ns instance content
959 :param filter_q: dict: query parameter containing vcaStatus-refresh as true or false
962 time_now
, time_delta
= time(), time() - ns_instance_content
["_admin"]["modified"]
963 force_refresh
= isinstance(filter_q
, dict) and filter_q
.get('vcaStatusRefresh') == 'true'
964 threshold_reached
= time_delta
> 120
965 if force_refresh
or threshold_reached
:
966 operation
, _id
= "vca_status_refresh", ns_instance_content
["_id"]
967 ns_instance_content
["_admin"]["modified"] = time_now
968 self
.db
.set_one(self
.topic
, {"_id": _id
}, ns_instance_content
)
969 nslcmop_desc
= NsLcmOpTopic
._create
_nslcmop
(_id
, operation
, None)
970 self
.format_on_new(nslcmop_desc
, session
["project_id"], make_public
=session
["public"])
971 nslcmop_desc
["_admin"].pop("nsState")
972 self
.msg
.write("ns", operation
, nslcmop_desc
)
975 def show(self
, session
, _id
, filter_q
=None, api_req
=False):
977 Get complete information on an ns instance.
978 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
979 :param _id: string, ns instance id
980 :param filter_q: dict: query parameter containing vcaStatusRefresh as true or false
981 :param api_req: True if this call is serving an external API request. False if serving internal request.
982 :return: dictionary, raise exception if not found.
984 ns_instance_content
= super().show(session
, _id
, api_req
)
985 self
.vca_status_refresh(session
, ns_instance_content
, filter_q
)
986 return ns_instance_content
988 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
989 raise EngineException(
990 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
994 class VnfrTopic(BaseTopic
):
998 def __init__(self
, db
, fs
, msg
, auth
):
999 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
1001 def delete(self
, session
, _id
, dry_run
=False, not_send_msg
=None):
1002 raise EngineException(
1003 "Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
1006 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
1007 raise EngineException(
1008 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
1011 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
1012 # Not used because vnfrs are created and deleted by NsrTopic class directly
1013 raise EngineException(
1014 "Method new called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
1018 class NsLcmOpTopic(BaseTopic
):
1021 operation_schema
= { # mapping between operation and jsonschema to validate
1022 "instantiate": ns_instantiate
,
1023 "action": ns_action
,
1025 "terminate": ns_terminate
,
1028 def __init__(self
, db
, fs
, msg
, auth
):
1029 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
1031 def _check_ns_operation(self
, session
, nsr
, operation
, indata
):
1033 Check that user has enter right parameters for the operation
1034 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1035 :param operation: it can be: instantiate, terminate, action, TODO: update, heal
1036 :param indata: descriptor with the parameters of the operation
1039 if operation
== "action":
1040 self
._check
_action
_ns
_operation
(indata
, nsr
)
1041 elif operation
== "scale":
1042 self
._check
_scale
_ns
_operation
(indata
, nsr
)
1043 elif operation
== "instantiate":
1044 self
._check
_instantiate
_ns
_operation
(indata
, nsr
, session
)
1046 def _check_action_ns_operation(self
, indata
, nsr
):
1048 # check vnf_member_index
1049 if indata
.get("vnf_member_index"):
1050 indata
["member_vnf_index"] = indata
.pop(
1052 ) # for backward compatibility
1053 if indata
.get("member_vnf_index"):
1054 vnfd
= self
._get
_vnfd
_from
_vnf
_member
_index
(
1055 indata
["member_vnf_index"], nsr
["_id"]
1058 configs
= vnfd
.get("df")[0]["lcm-operations-configuration"][
1059 "operate-vnf-op-config"
1064 if indata
.get("vdu_id"):
1065 self
._check
_valid
_vdu
(vnfd
, indata
["vdu_id"])
1066 descriptor_configuration
= utils
.find_in_list(
1067 configs
, lambda config
: config
["id"] == indata
["vdu_id"]
1069 elif indata
.get("kdu_name"):
1070 self
._check
_valid
_kdu
(vnfd
, indata
["kdu_name"])
1071 descriptor_configuration
= utils
.find_in_list(
1072 configs
, lambda config
: config
["id"] == indata
.get("kdu_name")
1075 descriptor_configuration
= utils
.find_in_list(
1076 configs
, lambda config
: config
["id"] == vnfd
["id"]
1078 if descriptor_configuration
is not None:
1079 descriptor_configuration
= descriptor_configuration
.get(
1083 descriptor_configuration
= nsd
.get("ns-configuration", {}).get(
1087 # For k8s allows default primitives without validating the parameters
1088 if indata
.get("kdu_name") and indata
["primitive"] in (
1095 # TODO should be checked that rollback only can contains revsision_numbe????
1096 if not indata
.get("member_vnf_index"):
1097 raise EngineException(
1098 "Missing action parameter 'member_vnf_index' for default KDU primitive '{}'".format(
1103 # if not, check primitive
1104 for config_primitive
in get_iterable(descriptor_configuration
):
1105 if indata
["primitive"] == config_primitive
["name"]:
1106 # check needed primitive_params are provided
1107 if indata
.get("primitive_params"):
1108 in_primitive_params_copy
= copy(indata
["primitive_params"])
1110 in_primitive_params_copy
= {}
1111 for paramd
in get_iterable(config_primitive
.get("parameter")):
1112 if paramd
["name"] in in_primitive_params_copy
:
1113 del in_primitive_params_copy
[paramd
["name"]]
1114 elif not paramd
.get("default-value"):
1115 raise EngineException(
1116 "Needed parameter {} not provided for primitive '{}'".format(
1117 paramd
["name"], indata
["primitive"]
1120 # check no extra primitive params are provided
1121 if in_primitive_params_copy
:
1122 raise EngineException(
1123 "parameter/s '{}' not present at vnfd /nsd for primitive '{}'".format(
1124 list(in_primitive_params_copy
.keys()), indata
["primitive"]
1129 raise EngineException(
1130 "Invalid primitive '{}' is not present at vnfd/nsd".format(
1135 def _check_scale_ns_operation(self
, indata
, nsr
):
1136 vnfd
= self
._get
_vnfd
_from
_vnf
_member
_index
(
1137 indata
["scaleVnfData"]["scaleByStepData"]["member-vnf-index"], nsr
["_id"]
1139 for scaling_aspect
in get_iterable(vnfd
.get("df", ())[0]["scaling-aspect"]):
1141 indata
["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"]
1142 == scaling_aspect
["id"]
1146 raise EngineException(
1147 "Invalid scaleVnfData:scaleByStepData:scaling-group-descriptor '{}' is not "
1148 "present at vnfd:scaling-aspect".format(
1149 indata
["scaleVnfData"]["scaleByStepData"][
1150 "scaling-group-descriptor"
1155 def _check_instantiate_ns_operation(self
, indata
, nsr
, session
):
1156 vnf_member_index_to_vnfd
= {} # map between vnf_member_index to vnf descriptor.
1160 self
._check
_valid
_vim
_account
(indata
["vimAccountId"], vim_accounts
, session
)
1161 self
._check
_valid
_wim
_account
(indata
.get("wimAccountId"), wim_accounts
, session
)
1162 for in_vnf
in get_iterable(indata
.get("vnf")):
1163 member_vnf_index
= in_vnf
["member-vnf-index"]
1164 if vnf_member_index_to_vnfd
.get(member_vnf_index
):
1165 vnfd
= vnf_member_index_to_vnfd
[member_vnf_index
]
1167 vnfd
= self
._get
_vnfd
_from
_vnf
_member
_index
(
1168 member_vnf_index
, nsr
["_id"]
1170 vnf_member_index_to_vnfd
[
1172 ] = vnfd
# add to cache, avoiding a later look for
1173 self
._check
_vnf
_instantiation
_params
(in_vnf
, vnfd
)
1174 if in_vnf
.get("vimAccountId"):
1175 self
._check
_valid
_vim
_account
(
1176 in_vnf
["vimAccountId"], vim_accounts
, session
1179 for in_vld
in get_iterable(indata
.get("vld")):
1180 self
._check
_valid
_wim
_account
(
1181 in_vld
.get("wimAccountId"), wim_accounts
, session
1183 for vldd
in get_iterable(nsd
.get("virtual-link-desc")):
1184 if in_vld
["name"] == vldd
["id"]:
1187 raise EngineException(
1188 "Invalid parameter vld:name='{}' is not present at nsd:vld".format(
1193 def _get_vnfd_from_vnf_member_index(self
, member_vnf_index
, nsr_id
):
1194 # Obtain vnf descriptor. The vnfr is used to get the vnfd._id used for this member_vnf_index
1195 vnfr
= self
.db
.get_one(
1197 {"nsr-id-ref": nsr_id
, "member-vnf-index-ref": member_vnf_index
},
1198 fail_on_empty
=False,
1201 raise EngineException(
1202 "Invalid parameter member_vnf_index='{}' is not one of the "
1203 "nsd:constituent-vnfd".format(member_vnf_index
)
1205 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfr
["vnfd-id"]}, fail_on_empty
=False)
1207 raise EngineException(
1208 "vnfd id={} has been deleted!. Operation cannot be performed".format(
1214 def _check_valid_vdu(self
, vnfd
, vdu_id
):
1215 for vdud
in get_iterable(vnfd
.get("vdu")):
1216 if vdud
["id"] == vdu_id
:
1219 raise EngineException(
1220 "Invalid parameter vdu_id='{}' not present at vnfd:vdu:id".format(
1225 def _check_valid_kdu(self
, vnfd
, kdu_name
):
1226 for kdud
in get_iterable(vnfd
.get("kdu")):
1227 if kdud
["name"] == kdu_name
:
1230 raise EngineException(
1231 "Invalid parameter kdu_name='{}' not present at vnfd:kdu:name".format(
1236 def _check_vnf_instantiation_params(self
, in_vnf
, vnfd
):
1237 for in_vdu
in get_iterable(in_vnf
.get("vdu")):
1238 for vdu
in get_iterable(vnfd
.get("vdu")):
1239 if in_vdu
["id"] == vdu
["id"]:
1240 for volume
in get_iterable(in_vdu
.get("volume")):
1241 for volumed
in get_iterable(vdu
.get("virtual-storage-desc")):
1242 if volumed
["id"] == volume
["name"]:
1245 raise EngineException(
1246 "Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}']:"
1247 "volume:name='{}' is not present at "
1248 "vnfd:vdu:virtual-storage-desc list".format(
1249 in_vnf
["member-vnf-index"],
1255 vdu_if_names
= set()
1256 for cpd
in get_iterable(vdu
.get("int-cpd")):
1257 for iface
in get_iterable(
1258 cpd
.get("virtual-network-interface-requirement")
1260 vdu_if_names
.add(iface
.get("name"))
1262 for in_iface
in get_iterable(in_vdu
["interface"]):
1263 if in_iface
["name"] in vdu_if_names
:
1266 raise EngineException(
1267 "Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}']:"
1268 "int-cpd[id='{}'] is not present at vnfd:vdu:int-cpd".format(
1269 in_vnf
["member-vnf-index"],
1277 raise EngineException(
1278 "Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}'] is not present "
1279 "at vnfd:vdu".format(in_vnf
["member-vnf-index"], in_vdu
["id"])
1283 ivld
.get("id"): set()
1284 for ivld
in get_iterable(vnfd
.get("int-virtual-link-desc"))
1286 for vdu
in get_iterable(vnfd
.get("vdu")):
1287 for cpd
in get_iterable(vnfd
.get("int-cpd")):
1288 if cpd
.get("int-virtual-link-desc"):
1289 vnfd_ivlds_cpds
[cpd
.get("int-virtual-link-desc")] = cpd
.get("id")
1291 for in_ivld
in get_iterable(in_vnf
.get("internal-vld")):
1292 if in_ivld
.get("name") in vnfd_ivlds_cpds
:
1293 for in_icp
in get_iterable(in_ivld
.get("internal-connection-point")):
1294 if in_icp
["id-ref"] in vnfd_ivlds_cpds
[in_ivld
.get("name")]:
1297 raise EngineException(
1298 "Invalid parameter vnf[member-vnf-index='{}']:internal-vld[name"
1299 "='{}']:internal-connection-point[id-ref:'{}'] is not present at "
1300 "vnfd:internal-vld:name/id:internal-connection-point".format(
1301 in_vnf
["member-vnf-index"],
1307 raise EngineException(
1308 "Invalid parameter vnf[member-vnf-index='{}']:internal-vld:name='{}'"
1309 " is not present at vnfd '{}'".format(
1310 in_vnf
["member-vnf-index"], in_ivld
["name"], vnfd
["id"]
1314 def _check_valid_vim_account(self
, vim_account
, vim_accounts
, session
):
1315 if vim_account
in vim_accounts
:
1318 db_filter
= self
._get
_project
_filter
(session
)
1319 db_filter
["_id"] = vim_account
1320 self
.db
.get_one("vim_accounts", db_filter
)
1322 raise EngineException(
1323 "Invalid vimAccountId='{}' not present for the project".format(
1327 vim_accounts
.append(vim_account
)
1329 def _check_valid_wim_account(self
, wim_account
, wim_accounts
, session
):
1330 if not isinstance(wim_account
, str):
1332 if wim_account
in wim_accounts
:
1335 db_filter
= self
._get
_project
_filter
(session
, write
=False, show_all
=True)
1336 db_filter
["_id"] = wim_account
1337 self
.db
.get_one("wim_accounts", db_filter
)
1339 raise EngineException(
1340 "Invalid wimAccountId='{}' not present for the project".format(
1344 wim_accounts
.append(wim_account
)
1347 self
, session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
1350 Look for a free PDU in the catalog matching vdur type and interfaces. Fills vnfr.vdur with the interface
1351 (ip_address, ...) information.
1352 Modifies PDU _admin.usageState to 'IN_USE'
1353 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1354 :param rollback: list with the database modifications to rollback if needed
1355 :param vnfr: vnfr to be updated. It is modified with pdu interface info if pdu is found
1356 :param vim_account: vim_account where this vnfr should be deployed
1357 :param vnfr_update: dictionary filled by this method with changes to be done at database vnfr
1358 :param vnfr_update_rollback: dictionary filled by this method with original content of vnfr in case a rollback
1359 of the changed vnfr is needed
1361 :return: List of PDU interfaces that are connected to an existing VIM network. Each item contains:
1362 "vim-network-name": used at VIM
1363 "name": interface name
1364 "vnf-vld-id": internal VNFD vld where this interface is connected, or
1365 "ns-vld-id": NSD vld where this interface is connected.
1366 NOTE: One, and only one between 'vnf-vld-id' and 'ns-vld-id' contains a value. The other will be None
1369 ifaces_forcing_vim_network
= []
1370 for vdur_index
, vdur
in enumerate(get_iterable(vnfr
.get("vdur"))):
1371 if not vdur
.get("pdu-type"):
1373 pdu_type
= vdur
.get("pdu-type")
1374 pdu_filter
= self
._get
_project
_filter
(session
)
1375 pdu_filter
["vim_accounts"] = vim_account
1376 pdu_filter
["type"] = pdu_type
1377 pdu_filter
["_admin.operationalState"] = "ENABLED"
1378 pdu_filter
["_admin.usageState"] = "NOT_IN_USE"
1379 # TODO feature 1417: "shared": True,
1381 available_pdus
= self
.db
.get_list("pdus", pdu_filter
)
1382 for pdu
in available_pdus
:
1383 # step 1 check if this pdu contains needed interfaces:
1384 match_interfaces
= True
1385 for vdur_interface
in vdur
["interfaces"]:
1386 for pdu_interface
in pdu
["interfaces"]:
1387 if pdu_interface
["name"] == vdur_interface
["name"]:
1388 # TODO feature 1417: match per mgmt type
1390 else: # no interface found for name
1391 match_interfaces
= False
1393 if match_interfaces
:
1396 raise EngineException(
1397 "No PDU of type={} at vim_account={} found for member_vnf_index={}, vdu={} matching interface "
1401 vnfr
["member-vnf-index-ref"],
1406 # step 2. Update pdu
1408 "_admin.usageState": pdu
["_admin"]["usageState"],
1409 "_admin.usage.vnfr_id": None,
1410 "_admin.usage.nsr_id": None,
1411 "_admin.usage.vdur": None,
1415 {"_id": pdu
["_id"]},
1417 "_admin.usageState": "IN_USE",
1419 "vnfr_id": vnfr
["_id"],
1420 "nsr_id": vnfr
["nsr-id-ref"],
1421 "vdur": vdur
["vdu-id-ref"],
1430 "content": rollback_pdu
,
1434 # step 3. Fill vnfr info by filling vdur
1435 vdu_text
= "vdur.{}".format(vdur_index
)
1436 vnfr_update_rollback
[vdu_text
+ ".pdu-id"] = None
1437 vnfr_update
[vdu_text
+ ".pdu-id"] = pdu
["_id"]
1438 for iface_index
, vdur_interface
in enumerate(vdur
["interfaces"]):
1439 for pdu_interface
in pdu
["interfaces"]:
1440 if pdu_interface
["name"] == vdur_interface
["name"]:
1441 iface_text
= vdu_text
+ ".interfaces.{}".format(iface_index
)
1442 for k
, v
in pdu_interface
.items():
1446 ): # TODO: switch-xxxxx must be inserted
1447 vnfr_update
[iface_text
+ ".{}".format(k
)] = v
1448 vnfr_update_rollback
[
1449 iface_text
+ ".{}".format(k
)
1450 ] = vdur_interface
.get(v
)
1451 if pdu_interface
.get("ip-address"):
1452 if vdur_interface
.get(
1454 ) or vdur_interface
.get("mgmt-vnf"):
1455 vnfr_update_rollback
[
1456 vdu_text
+ ".ip-address"
1457 ] = vdur
.get("ip-address")
1458 vnfr_update
[vdu_text
+ ".ip-address"] = pdu_interface
[
1461 if vdur_interface
.get("mgmt-vnf"):
1462 vnfr_update_rollback
["ip-address"] = vnfr
.get(
1465 vnfr_update
["ip-address"] = pdu_interface
["ip-address"]
1466 vnfr_update
[vdu_text
+ ".ip-address"] = pdu_interface
[
1469 if pdu_interface
.get("vim-network-name") or pdu_interface
.get(
1472 ifaces_forcing_vim_network
.append(
1474 "name": vdur_interface
.get("vnf-vld-id")
1475 or vdur_interface
.get("ns-vld-id"),
1476 "vnf-vld-id": vdur_interface
.get("vnf-vld-id"),
1477 "ns-vld-id": vdur_interface
.get("ns-vld-id"),
1480 if pdu_interface
.get("vim-network-id"):
1481 ifaces_forcing_vim_network
[-1][
1483 ] = pdu_interface
["vim-network-id"]
1484 if pdu_interface
.get("vim-network-name"):
1485 ifaces_forcing_vim_network
[-1][
1487 ] = pdu_interface
["vim-network-name"]
1490 return ifaces_forcing_vim_network
1492 def _look_for_k8scluster(
1493 self
, session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
1496 Look for an available k8scluster for all the kuds in the vnfd matching version and cni requirements.
1497 Fills vnfr.kdur with the selected k8scluster
1499 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1500 :param rollback: list with the database modifications to rollback if needed
1501 :param vnfr: vnfr to be updated. It is modified with pdu interface info if pdu is found
1502 :param vim_account: vim_account where this vnfr should be deployed
1503 :param vnfr_update: dictionary filled by this method with changes to be done at database vnfr
1504 :param vnfr_update_rollback: dictionary filled by this method with original content of vnfr in case a rollback
1505 of the changed vnfr is needed
1507 :return: List of KDU interfaces that are connected to an existing VIM network. Each item contains:
1508 "vim-network-name": used at VIM
1509 "name": interface name
1510 "vnf-vld-id": internal VNFD vld where this interface is connected, or
1511 "ns-vld-id": NSD vld where this interface is connected.
1512 NOTE: One, and only one between 'vnf-vld-id' and 'ns-vld-id' contains a value. The other will be None
1515 ifaces_forcing_vim_network
= []
1516 if not vnfr
.get("kdur"):
1517 return ifaces_forcing_vim_network
1519 kdu_filter
= self
._get
_project
_filter
(session
)
1520 kdu_filter
["vim_account"] = vim_account
1521 # TODO kdu_filter["_admin.operationalState"] = "ENABLED"
1522 available_k8sclusters
= self
.db
.get_list("k8sclusters", kdu_filter
)
1524 k8s_requirements
= {} # just for logging
1525 for k8scluster
in available_k8sclusters
:
1526 if not vnfr
.get("k8s-cluster"):
1529 if vnfr
["k8s-cluster"].get("cni"):
1530 k8s_requirements
["cni"] = vnfr
["k8s-cluster"]["cni"]
1531 if not set(vnfr
["k8s-cluster"]["cni"]).intersection(
1532 k8scluster
.get("cni", ())
1535 # restrict by version
1536 if vnfr
["k8s-cluster"].get("version"):
1537 k8s_requirements
["version"] = vnfr
["k8s-cluster"]["version"]
1538 if k8scluster
.get("k8s_version") not in vnfr
["k8s-cluster"]["version"]:
1540 # restrict by number of networks
1541 if vnfr
["k8s-cluster"].get("nets"):
1542 k8s_requirements
["networks"] = len(vnfr
["k8s-cluster"]["nets"])
1543 if not k8scluster
.get("nets") or len(k8scluster
["nets"]) < len(
1544 vnfr
["k8s-cluster"]["nets"]
1549 raise EngineException(
1550 "No k8scluster with requirements='{}' at vim_account={} found for member_vnf_index={}".format(
1551 k8s_requirements
, vim_account
, vnfr
["member-vnf-index-ref"]
1555 for kdur_index
, kdur
in enumerate(get_iterable(vnfr
.get("kdur"))):
1556 # step 3. Fill vnfr info by filling kdur
1557 kdu_text
= "kdur.{}.".format(kdur_index
)
1558 vnfr_update_rollback
[kdu_text
+ "k8s-cluster.id"] = None
1559 vnfr_update
[kdu_text
+ "k8s-cluster.id"] = k8scluster
["_id"]
1561 # step 4. Check VIM networks that forces the selected k8s_cluster
1562 if vnfr
.get("k8s-cluster") and vnfr
["k8s-cluster"].get("nets"):
1563 k8scluster_net_list
= list(k8scluster
.get("nets").keys())
1564 for net_index
, kdur_net
in enumerate(vnfr
["k8s-cluster"]["nets"]):
1565 # get a network from k8s_cluster nets. If name matches use this, if not use other
1566 if kdur_net
["id"] in k8scluster_net_list
: # name matches
1567 vim_net
= k8scluster
["nets"][kdur_net
["id"]]
1568 k8scluster_net_list
.remove(kdur_net
["id"])
1570 vim_net
= k8scluster
["nets"][k8scluster_net_list
[0]]
1571 k8scluster_net_list
.pop(0)
1572 vnfr_update_rollback
[
1573 "k8s-cluster.nets.{}.vim_net".format(net_index
)
1575 vnfr_update
["k8s-cluster.nets.{}.vim_net".format(net_index
)] = vim_net
1577 kdur_net
.get("vnf-vld-id") or kdur_net
.get("ns-vld-id")
1579 ifaces_forcing_vim_network
.append(
1581 "name": kdur_net
.get("vnf-vld-id")
1582 or kdur_net
.get("ns-vld-id"),
1583 "vnf-vld-id": kdur_net
.get("vnf-vld-id"),
1584 "ns-vld-id": kdur_net
.get("ns-vld-id"),
1585 "vim-network-name": vim_net
, # TODO can it be vim-network-id ???
1588 # TODO check that this forcing is not incompatible with other forcing
1589 return ifaces_forcing_vim_network
1591 def _update_vnfrs(self
, session
, rollback
, nsr
, indata
):
1594 vnfrs
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
1598 vnfr_update_rollback
= {}
1599 member_vnf_index
= vnfr
["member-vnf-index-ref"]
1600 # update vim-account-id
1602 vim_account
= indata
["vimAccountId"]
1603 vca_id
= indata
.get("vcaId")
1604 # check instantiate parameters
1605 for vnf_inst_params
in get_iterable(indata
.get("vnf")):
1606 if vnf_inst_params
["member-vnf-index"] != member_vnf_index
:
1608 if vnf_inst_params
.get("vimAccountId"):
1609 vim_account
= vnf_inst_params
.get("vimAccountId")
1610 if vnf_inst_params
.get("vcaId"):
1611 vca_id
= vnf_inst_params
.get("vcaId")
1613 # get vnf.vdu.interface instantiation params to update vnfr.vdur.interfaces ip, mac
1614 for vdu_inst_param
in get_iterable(vnf_inst_params
.get("vdu")):
1615 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
1616 if vdu_inst_param
["id"] != vdur
["vdu-id-ref"]:
1618 for iface_inst_param
in get_iterable(
1619 vdu_inst_param
.get("interface")
1621 iface_index
, _
= next(
1623 for i
in enumerate(vdur
["interfaces"])
1624 if i
[1]["name"] == iface_inst_param
["name"]
1626 vnfr_update_text
= "vdur.{}.interfaces.{}".format(
1627 vdur_index
, iface_index
1629 if iface_inst_param
.get("ip-address"):
1631 vnfr_update_text
+ ".ip-address"
1632 ] = increment_ip_mac(
1633 iface_inst_param
.get("ip-address"),
1634 vdur
.get("count-index", 0),
1636 vnfr_update
[vnfr_update_text
+ ".fixed-ip"] = True
1637 if iface_inst_param
.get("mac-address"):
1639 vnfr_update_text
+ ".mac-address"
1640 ] = increment_ip_mac(
1641 iface_inst_param
.get("mac-address"),
1642 vdur
.get("count-index", 0),
1644 vnfr_update
[vnfr_update_text
+ ".fixed-mac"] = True
1645 if iface_inst_param
.get("floating-ip-required"):
1647 vnfr_update_text
+ ".floating-ip-required"
1649 # get vnf.internal-vld.internal-conection-point instantiation params to update vnfr.vdur.interfaces
1650 # TODO update vld with the ip-profile
1651 for ivld_inst_param
in get_iterable(
1652 vnf_inst_params
.get("internal-vld")
1654 for icp_inst_param
in get_iterable(
1655 ivld_inst_param
.get("internal-connection-point")
1658 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
1659 for iface_index
, iface
in enumerate(vdur
["interfaces"]):
1661 iface
.get("internal-connection-point-ref")
1662 == icp_inst_param
["id-ref"]
1664 vnfr_update_text
= "vdur.{}.interfaces.{}".format(
1665 vdur_index
, iface_index
1667 if icp_inst_param
.get("ip-address"):
1669 vnfr_update_text
+ ".ip-address"
1670 ] = increment_ip_mac(
1671 icp_inst_param
.get("ip-address"),
1672 vdur
.get("count-index", 0),
1675 vnfr_update_text
+ ".fixed-ip"
1677 if icp_inst_param
.get("mac-address"):
1679 vnfr_update_text
+ ".mac-address"
1680 ] = increment_ip_mac(
1681 icp_inst_param
.get("mac-address"),
1682 vdur
.get("count-index", 0),
1685 vnfr_update_text
+ ".fixed-mac"
1688 # get ip address from instantiation parameters.vld.vnfd-connection-point-ref
1689 for vld_inst_param
in get_iterable(indata
.get("vld")):
1690 for vnfcp_inst_param
in get_iterable(
1691 vld_inst_param
.get("vnfd-connection-point-ref")
1693 if vnfcp_inst_param
["member-vnf-index-ref"] != member_vnf_index
:
1696 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
1697 for iface_index
, iface
in enumerate(vdur
["interfaces"]):
1699 iface
.get("external-connection-point-ref")
1700 == vnfcp_inst_param
["vnfd-connection-point-ref"]
1702 vnfr_update_text
= "vdur.{}.interfaces.{}".format(
1703 vdur_index
, iface_index
1705 if vnfcp_inst_param
.get("ip-address"):
1707 vnfr_update_text
+ ".ip-address"
1708 ] = increment_ip_mac(
1709 vnfcp_inst_param
.get("ip-address"),
1710 vdur
.get("count-index", 0),
1712 vnfr_update
[vnfr_update_text
+ ".fixed-ip"] = True
1713 if vnfcp_inst_param
.get("mac-address"):
1715 vnfr_update_text
+ ".mac-address"
1716 ] = increment_ip_mac(
1717 vnfcp_inst_param
.get("mac-address"),
1718 vdur
.get("count-index", 0),
1720 vnfr_update
[vnfr_update_text
+ ".fixed-mac"] = True
1723 vnfr_update
["vim-account-id"] = vim_account
1724 vnfr_update_rollback
["vim-account-id"] = vnfr
.get("vim-account-id")
1727 vnfr_update
["vca-id"] = vca_id
1728 vnfr_update_rollback
["vca-id"] = vnfr
.get("vca-id")
1731 ifaces_forcing_vim_network
= self
._look
_for
_pdu
(
1732 session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
1736 ifaces_forcing_vim_network
+= self
._look
_for
_k
8scluster
(
1737 session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
1739 # update database vnfr
1740 self
.db
.set_one("vnfrs", {"_id": vnfr
["_id"]}, vnfr_update
)
1746 "content": vnfr_update_rollback
,
1750 # Update indada in case pdu forces to use a concrete vim-network-name
1751 # TODO check if user has already insert a vim-network-name and raises an error
1752 if not ifaces_forcing_vim_network
:
1754 for iface_info
in ifaces_forcing_vim_network
:
1755 if iface_info
.get("ns-vld-id"):
1756 if "vld" not in indata
:
1758 indata
["vld"].append(
1760 key
: iface_info
[key
]
1761 for key
in ("name", "vim-network-name", "vim-network-id")
1762 if iface_info
.get(key
)
1766 elif iface_info
.get("vnf-vld-id"):
1767 if "vnf" not in indata
:
1769 indata
["vnf"].append(
1771 "member-vnf-index": member_vnf_index
,
1774 key
: iface_info
[key
]
1780 if iface_info
.get(key
)
1787 def _create_nslcmop(nsr_id
, operation
, params
):
1789 Creates a ns-lcm-opp content to be stored at database.
1790 :param nsr_id: internal id of the instance
1791 :param operation: instantiate, terminate, scale, action, ...
1792 :param params: user parameters for the operation
1793 :return: dictionary following SOL005 format
1800 "operationState": "PROCESSING", # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
1801 "queuePosition": None,
1803 "errorMessage": None,
1804 "detailedStatus": None,
1805 "statusEnteredTime": now
,
1806 "nsInstanceId": nsr_id
,
1807 "lcmOperationType": operation
,
1809 "isAutomaticInvocation": False,
1810 "operationParams": params
,
1811 "isCancelPending": False,
1813 "self": "/osm/nslcm/v1/ns_lcm_op_occs/" + _id
,
1814 "nsInstance": "/osm/nslcm/v1/ns_instances/" + nsr_id
,
1819 def _get_enabled_vims(self
, session
):
1821 Retrieve and return VIM accounts that are accessible by current user and has state ENABLE
1822 :param session: current session with user information
1824 db_filter
= self
._get
_project
_filter
(session
)
1825 db_filter
["_admin.operationalState"] = "ENABLED"
1826 vims
= self
.db
.get_list("vim_accounts", db_filter
)
1829 vimAccounts
.append(vim
["_id"])
1842 Performs a new operation over a ns
1843 :param rollback: list to append created items at database in case a rollback must to be done
1844 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1845 :param indata: descriptor with the parameters of the operation. It must contains among others
1846 nsInstanceId: _id of the nsr to perform the operation
1847 operation: it can be: instantiate, terminate, action, TODO: update, heal
1848 :param kwargs: used to override the indata descriptor
1849 :param headers: http request headers
1850 :return: id of the nslcmops
1853 def check_if_nsr_is_not_slice_member(session
, nsr_id
):
1855 db_filter
= self
._get
_project
_filter
(session
)
1856 db_filter
["_admin.nsrs-detailed-list.ANYINDEX.nsrId"] = nsr_id
1857 nsis
= self
.db
.get_one(
1858 "nsis", db_filter
, fail_on_empty
=False, fail_on_more
=False
1861 raise EngineException(
1862 "The NS instance {} cannot be terminated because is used by the slice {}".format(
1865 http_code
=HTTPStatus
.CONFLICT
,
1869 # Override descriptor with query string kwargs
1870 self
._update
_input
_with
_kwargs
(indata
, kwargs
, yaml_format
=True)
1871 operation
= indata
["lcmOperationType"]
1872 nsInstanceId
= indata
["nsInstanceId"]
1874 validate_input(indata
, self
.operation_schema
[operation
])
1875 # get ns from nsr_id
1876 _filter
= BaseTopic
._get
_project
_filter
(session
)
1877 _filter
["_id"] = nsInstanceId
1878 nsr
= self
.db
.get_one("nsrs", _filter
)
1881 if operation
== "terminate" and slice_object
is False:
1882 check_if_nsr_is_not_slice_member(session
, nsr
["_id"])
1884 not nsr
["_admin"].get("nsState")
1885 or nsr
["_admin"]["nsState"] == "NOT_INSTANTIATED"
1887 if operation
== "terminate" and indata
.get("autoremove"):
1888 # NSR must be deleted
1892 ) # a none in this case is used to indicate not instantiated. It can be removed
1893 if operation
!= "instantiate":
1894 raise EngineException(
1895 "ns_instance '{}' cannot be '{}' because it is not instantiated".format(
1896 nsInstanceId
, operation
1898 HTTPStatus
.CONFLICT
,
1901 if operation
== "instantiate" and not session
["force"]:
1902 raise EngineException(
1903 "ns_instance '{}' cannot be '{}' because it is already instantiated".format(
1904 nsInstanceId
, operation
1906 HTTPStatus
.CONFLICT
,
1908 self
._check
_ns
_operation
(session
, nsr
, operation
, indata
)
1910 if operation
== "instantiate":
1911 self
._update
_vnfrs
(session
, rollback
, nsr
, indata
)
1913 nslcmop_desc
= self
._create
_nslcmop
(nsInstanceId
, operation
, indata
)
1914 _id
= nslcmop_desc
["_id"]
1916 nslcmop_desc
, session
["project_id"], make_public
=session
["public"]
1918 if indata
.get("placement-engine"):
1919 # Save valid vim accounts in lcm operation descriptor
1920 nslcmop_desc
["operationParams"][
1922 ] = self
._get
_enabled
_vims
(session
)
1923 self
.db
.create("nslcmops", nslcmop_desc
)
1924 rollback
.append({"topic": "nslcmops", "_id": _id
})
1925 if not slice_object
:
1926 self
.msg
.write("ns", operation
, nslcmop_desc
)
1928 except ValidationError
as e
: # TODO remove try Except, it is captured at nbi.py
1929 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
1930 # except DbException as e:
1931 # raise EngineException("Cannot get ns_instance '{}': {}".format(e), HTTPStatus.NOT_FOUND)
1933 def delete(self
, session
, _id
, dry_run
=False, not_send_msg
=None):
1934 raise EngineException(
1935 "Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
1938 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
1939 raise EngineException(
1940 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
1944 class NsiTopic(BaseTopic
):
1947 quota_name
= "slice_instances"
1949 def __init__(self
, db
, fs
, msg
, auth
):
1950 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
1951 self
.nsrTopic
= NsrTopic(db
, fs
, msg
, auth
)
1954 def _format_ns_request(ns_request
):
1955 formated_request
= copy(ns_request
)
1956 # TODO: Add request params
1957 return formated_request
1960 def _format_addional_params(slice_request
):
1962 Get and format user additional params for NS or VNF
1963 :param slice_request: User instantiation additional parameters
1964 :return: a formatted copy of additional params or None if not supplied
1966 additional_params
= copy(slice_request
.get("additionalParamsForNsi"))
1967 if additional_params
:
1968 for k
, v
in additional_params
.items():
1969 if not isinstance(k
, str):
1970 raise EngineException(
1971 "Invalid param at additionalParamsForNsi:{}. Only string keys are allowed".format(
1975 if "." in k
or "$" in k
:
1976 raise EngineException(
1977 "Invalid param at additionalParamsForNsi:{}. Keys must not contain dots or $".format(
1981 if isinstance(v
, (dict, tuple, list)):
1982 additional_params
[k
] = "!!yaml " + safe_dump(v
)
1983 return additional_params
1985 def _check_descriptor_dependencies(self
, session
, descriptor
):
1987 Check that the dependent descriptors exist on a new descriptor or edition
1988 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1989 :param descriptor: descriptor to be inserted or edit
1990 :return: None or raises exception
1992 if not descriptor
.get("nst-ref"):
1994 nstd_id
= descriptor
["nst-ref"]
1995 if not self
.get_item_list(session
, "nsts", {"id": nstd_id
}):
1996 raise EngineException(
1997 "Descriptor error at nst-ref='{}' references a non exist nstd".format(
2000 http_code
=HTTPStatus
.CONFLICT
,
2003 def check_conflict_on_del(self
, session
, _id
, db_content
):
2005 Check that NSI is not instantiated
2006 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2007 :param _id: nsi internal id
2008 :param db_content: The database content of the _id
2009 :return: None or raises EngineException with the conflict
2011 if session
["force"]:
2014 if nsi
["_admin"].get("nsiState") == "INSTANTIATED":
2015 raise EngineException(
2016 "nsi '{}' cannot be deleted because it is in 'INSTANTIATED' state. "
2017 "Launch 'terminate' operation first; or force deletion".format(_id
),
2018 http_code
=HTTPStatus
.CONFLICT
,
2021 def delete_extra(self
, session
, _id
, db_content
, not_send_msg
=None):
2023 Deletes associated nsilcmops from database. Deletes associated filesystem.
2024 Set usageState of nst
2025 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2026 :param _id: server internal id
2027 :param db_content: The database content of the descriptor
2028 :param not_send_msg: To not send message (False) or store content (list) instead
2029 :return: None if ok or raises EngineException with the problem
2032 # Deleting the nsrs belonging to nsir
2034 for nsrs_detailed_item
in nsir
["_admin"]["nsrs-detailed-list"]:
2035 nsr_id
= nsrs_detailed_item
["nsrId"]
2036 if nsrs_detailed_item
.get("shared"):
2038 "_admin.nsrs-detailed-list.ANYINDEX.shared": True,
2039 "_admin.nsrs-detailed-list.ANYINDEX.nsrId": nsr_id
,
2040 "_id.ne": nsir
["_id"],
2042 nsi
= self
.db
.get_one(
2043 "nsis", _filter
, fail_on_empty
=False, fail_on_more
=False
2045 if nsi
: # last one using nsr
2048 self
.nsrTopic
.delete(
2049 session
, nsr_id
, dry_run
=False, not_send_msg
=not_send_msg
2051 except (DbException
, EngineException
) as e
:
2052 if e
.http_code
== HTTPStatus
.NOT_FOUND
:
2057 # delete related nsilcmops database entries
2058 self
.db
.del_list("nsilcmops", {"netsliceInstanceId": _id
})
2060 # Check and set used NST usage state
2061 nsir_admin
= nsir
.get("_admin")
2062 if nsir_admin
and nsir_admin
.get("nst-id"):
2063 # check if used by another NSI
2064 nsis_list
= self
.db
.get_one(
2066 {"nst-id": nsir_admin
["nst-id"]},
2067 fail_on_empty
=False,
2073 {"_id": nsir_admin
["nst-id"]},
2074 {"_admin.usageState": "NOT_IN_USE"},
2077 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
2079 Creates a new netslice instance record into database. It also creates needed nsrs and vnfrs
2080 :param rollback: list to append the created items at database in case a rollback must be done
2081 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2082 :param indata: params to be used for the nsir
2083 :param kwargs: used to override the indata descriptor
2084 :param headers: http request headers
2085 :return: the _id of nsi descriptor created at database
2089 step
= "checking quotas"
2090 self
.check_quota(session
)
2093 slice_request
= self
._remove
_envelop
(indata
)
2094 # Override descriptor with query string kwargs
2095 self
._update
_input
_with
_kwargs
(slice_request
, kwargs
)
2096 slice_request
= self
._validate
_input
_new
(slice_request
, session
["force"])
2099 step
= "getting nstd id='{}' from database".format(
2100 slice_request
.get("nstId")
2102 _filter
= self
._get
_project
_filter
(session
)
2103 _filter
["_id"] = slice_request
["nstId"]
2104 nstd
= self
.db
.get_one("nsts", _filter
)
2105 # check NST is not disabled
2106 step
= "checking NST operationalState"
2107 if nstd
["_admin"]["operationalState"] == "DISABLED":
2108 raise EngineException(
2109 "nst with id '{}' is DISABLED, and thus cannot be used to create a netslice "
2110 "instance".format(slice_request
["nstId"]),
2111 http_code
=HTTPStatus
.CONFLICT
,
2115 # check NSD is not disabled
2116 step
= "checking operationalState"
2117 if nstd
["_admin"]["operationalState"] == "DISABLED":
2118 raise EngineException(
2119 "nst with id '{}' is DISABLED, and thus cannot be used to create "
2120 "a network slice".format(slice_request
["nstId"]),
2121 http_code
=HTTPStatus
.CONFLICT
,
2124 nstd
.pop("_admin", None)
2125 nstd_id
= nstd
.pop("_id", None)
2126 nsi_id
= str(uuid4())
2127 step
= "filling nsi_descriptor with input data"
2132 "name": slice_request
["nsiName"],
2133 "description": slice_request
.get("nsiDescription", ""),
2134 "datacenter": slice_request
["vimAccountId"],
2135 "nst-ref": nstd
["id"],
2136 "instantiation_parameters": slice_request
,
2137 "network-slice-template": nstd
,
2141 "additionalParamsForNsi": self
._format
_addional
_params
(slice_request
),
2144 step
= "creating nsi at database"
2146 nsi_descriptor
, session
["project_id"], make_public
=session
["public"]
2148 nsi_descriptor
["_admin"]["nsiState"] = "NOT_INSTANTIATED"
2149 nsi_descriptor
["_admin"]["netslice-subnet"] = None
2150 nsi_descriptor
["_admin"]["deployed"] = {}
2151 nsi_descriptor
["_admin"]["deployed"]["RO"] = []
2152 nsi_descriptor
["_admin"]["nst-id"] = nstd_id
2154 # Creating netslice-vld for the RO.
2155 step
= "creating netslice-vld at database"
2157 # Building the vlds list to be deployed
2158 # From netslice descriptors, creating the initial list
2161 for netslice_vlds
in get_iterable(nstd
.get("netslice-vld")):
2162 # Getting template Instantiation parameters from NST
2163 nsi_vld
= deepcopy(netslice_vlds
)
2164 nsi_vld
["shared-nsrs-list"] = []
2165 nsi_vld
["vimAccountId"] = slice_request
["vimAccountId"]
2166 nsi_vlds
.append(nsi_vld
)
2168 nsi_descriptor
["_admin"]["netslice-vld"] = nsi_vlds
2169 # Creating netslice-subnet_record.
2173 # Updating the nstd with the nsd["_id"] associated to the nss -> services list
2174 for member_ns
in nstd
["netslice-subnet"]:
2175 nsd_id
= member_ns
["nsd-ref"]
2176 step
= "getting nstd id='{}' constituent-nsd='{}' from database".format(
2177 member_ns
["nsd-ref"], member_ns
["id"]
2179 if nsd_id
not in needed_nsds
:
2181 _filter
["id"] = nsd_id
2182 nsd
= self
.db
.get_one(
2183 "nsds", _filter
, fail_on_empty
=True, fail_on_more
=True
2187 needed_nsds
[nsd_id
] = nsd
2189 nsd
= needed_nsds
[nsd_id
]
2190 member_ns
["_id"] = needed_nsds
[nsd_id
].get("_id")
2191 services
.append(member_ns
)
2193 step
= "filling nsir nsd-id='{}' constituent-nsd='{}' from database".format(
2194 member_ns
["nsd-ref"], member_ns
["id"]
2197 # creates Network Services records (NSRs)
2198 step
= "creating nsrs at database using NsrTopic.new()"
2199 ns_params
= slice_request
.get("netslice-subnet")
2201 nsi_netslice_subnet
= []
2202 for service
in services
:
2203 # Check if the netslice-subnet is shared and if it is share if the nss exists
2206 # Is the nss shared and instantiated?
2207 _filter
["_admin.nsrs-detailed-list.ANYINDEX.shared"] = True
2208 _filter
["_admin.nsrs-detailed-list.ANYINDEX.nsd-id"] = service
[
2211 _filter
["_admin.nsrs-detailed-list.ANYINDEX.nss-id"] = service
["id"]
2212 nsi
= self
.db
.get_one(
2213 "nsis", _filter
, fail_on_empty
=False, fail_on_more
=False
2215 if nsi
and service
.get("is-shared-nss"):
2216 nsrs_detailed_list
= nsi
["_admin"]["nsrs-detailed-list"]
2217 for nsrs_detailed_item
in nsrs_detailed_list
:
2218 if nsrs_detailed_item
["nsd-id"] == service
["nsd-ref"]:
2219 if nsrs_detailed_item
["nss-id"] == service
["id"]:
2220 _id_nsr
= nsrs_detailed_item
["nsrId"]
2222 for netslice_subnet
in nsi
["_admin"]["netslice-subnet"]:
2223 if netslice_subnet
["nss-id"] == service
["id"]:
2224 indata_ns
= netslice_subnet
2228 if service
.get("instantiation-parameters"):
2229 indata_ns
= deepcopy(service
["instantiation-parameters"])
2230 # del service["instantiation-parameters"]
2232 indata_ns
["nsdId"] = service
["_id"]
2233 indata_ns
["nsName"] = (
2234 slice_request
.get("nsiName") + "." + service
["id"]
2236 indata_ns
["vimAccountId"] = slice_request
.get("vimAccountId")
2237 indata_ns
["nsDescription"] = service
["description"]
2238 if slice_request
.get("ssh_keys"):
2239 indata_ns
["ssh_keys"] = slice_request
.get("ssh_keys")
2242 for ns_param
in ns_params
:
2243 if ns_param
.get("id") == service
["id"]:
2244 copy_ns_param
= deepcopy(ns_param
)
2245 del copy_ns_param
["id"]
2246 indata_ns
.update(copy_ns_param
)
2249 # Creates Nsr objects
2250 _id_nsr
, _
= self
.nsrTopic
.new(
2251 rollback
, session
, indata_ns
, kwargs
, headers
2255 "shared": service
.get("is-shared-nss"),
2256 "nsd-id": service
["nsd-ref"],
2257 "nss-id": service
["id"],
2258 "nslcmop_instantiate": None,
2260 indata_ns
["nss-id"] = service
["id"]
2261 nsrs_list
.append(nsrs_item
)
2262 nsi_netslice_subnet
.append(indata_ns
)
2263 nsr_ref
= {"nsr-ref": _id_nsr
}
2264 nsi_descriptor
["nsr-ref-list"].append(nsr_ref
)
2266 # Adding the nsrs list to the nsi
2267 nsi_descriptor
["_admin"]["nsrs-detailed-list"] = nsrs_list
2268 nsi_descriptor
["_admin"]["netslice-subnet"] = nsi_netslice_subnet
2270 "nsts", {"_id": slice_request
["nstId"]}, {"_admin.usageState": "IN_USE"}
2273 # Creating the entry in the database
2274 self
.db
.create("nsis", nsi_descriptor
)
2275 rollback
.append({"topic": "nsis", "_id": nsi_id
})
2277 except Exception as e
: # TODO remove try Except, it is captured at nbi.py
2278 self
.logger
.exception(
2279 "Exception {} at NsiTopic.new()".format(e
), exc_info
=True
2281 raise EngineException("Error {}: {}".format(step
, e
))
2282 except ValidationError
as e
:
2283 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
2285 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
2286 raise EngineException(
2287 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
2291 class NsiLcmOpTopic(BaseTopic
):
2294 operation_schema
= { # mapping between operation and jsonschema to validate
2295 "instantiate": nsi_instantiate
,
2299 def __init__(self
, db
, fs
, msg
, auth
):
2300 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
2301 self
.nsi_NsLcmOpTopic
= NsLcmOpTopic(self
.db
, self
.fs
, self
.msg
, self
.auth
)
2303 def _check_nsi_operation(self
, session
, nsir
, operation
, indata
):
2305 Check that user has enter right parameters for the operation
2306 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2307 :param operation: it can be: instantiate, terminate, action, TODO: update, heal
2308 :param indata: descriptor with the parameters of the operation
2312 nstd
= nsir
["network-slice-template"]
2314 def check_valid_netslice_subnet_id(nstId
):
2315 # TODO change to vnfR (??)
2316 for netslice_subnet
in nstd
["netslice-subnet"]:
2317 if nstId
== netslice_subnet
["id"]:
2318 nsd_id
= netslice_subnet
["nsd-ref"]
2319 if nsd_id
not in nsds
:
2320 _filter
= self
._get
_project
_filter
(session
)
2321 _filter
["id"] = nsd_id
2322 nsds
[nsd_id
] = self
.db
.get_one("nsds", _filter
)
2325 raise EngineException(
2326 "Invalid parameter nstId='{}' is not one of the "
2327 "nst:netslice-subnet".format(nstId
)
2330 if operation
== "instantiate":
2331 # check the existance of netslice-subnet items
2332 for in_nst
in get_iterable(indata
.get("netslice-subnet")):
2333 check_valid_netslice_subnet_id(in_nst
["id"])
2335 def _create_nsilcmop(self
, session
, netsliceInstanceId
, operation
, params
):
2341 "operationState": "PROCESSING", # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
2342 "statusEnteredTime": now
,
2343 "netsliceInstanceId": netsliceInstanceId
,
2344 "lcmOperationType": operation
,
2346 "isAutomaticInvocation": False,
2347 "operationParams": params
,
2348 "isCancelPending": False,
2350 "self": "/osm/nsilcm/v1/nsi_lcm_op_occs/" + _id
,
2351 "netsliceInstanceId": "/osm/nsilcm/v1/netslice_instances/"
2352 + netsliceInstanceId
,
2357 def add_shared_nsr_2vld(self
, nsir
, nsr_item
):
2358 for nst_sb_item
in nsir
["network-slice-template"].get("netslice-subnet"):
2359 if nst_sb_item
.get("is-shared-nss"):
2360 for admin_subnet_item
in nsir
["_admin"].get("netslice-subnet"):
2361 if admin_subnet_item
["nss-id"] == nst_sb_item
["id"]:
2362 for admin_vld_item
in nsir
["_admin"].get("netslice-vld"):
2363 for admin_vld_nss_cp_ref_item
in admin_vld_item
[
2364 "nss-connection-point-ref"
2367 admin_subnet_item
["nss-id"]
2368 == admin_vld_nss_cp_ref_item
["nss-ref"]
2371 not nsr_item
["nsrId"]
2372 in admin_vld_item
["shared-nsrs-list"]
2374 admin_vld_item
["shared-nsrs-list"].append(
2378 # self.db.set_one("nsis", {"_id": nsir["_id"]}, nsir)
2381 {"_id": nsir
["_id"]},
2382 {"_admin.netslice-vld": nsir
["_admin"].get("netslice-vld")},
2385 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
2387 Performs a new operation over a ns
2388 :param rollback: list to append created items at database in case a rollback must to be done
2389 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
2390 :param indata: descriptor with the parameters of the operation. It must contains among others
2391 netsliceInstanceId: _id of the nsir to perform the operation
2392 operation: it can be: instantiate, terminate, action, TODO: update, heal
2393 :param kwargs: used to override the indata descriptor
2394 :param headers: http request headers
2395 :return: id of the nslcmops
2398 # Override descriptor with query string kwargs
2399 self
._update
_input
_with
_kwargs
(indata
, kwargs
)
2400 operation
= indata
["lcmOperationType"]
2401 netsliceInstanceId
= indata
["netsliceInstanceId"]
2402 validate_input(indata
, self
.operation_schema
[operation
])
2404 # get nsi from netsliceInstanceId
2405 _filter
= self
._get
_project
_filter
(session
)
2406 _filter
["_id"] = netsliceInstanceId
2407 nsir
= self
.db
.get_one("nsis", _filter
)
2408 logging_prefix
= "nsi={} {} ".format(netsliceInstanceId
, operation
)
2413 not nsir
["_admin"].get("nsiState")
2414 or nsir
["_admin"]["nsiState"] == "NOT_INSTANTIATED"
2416 if operation
== "terminate" and indata
.get("autoremove"):
2417 # NSIR must be deleted
2421 ) # a none in this case is used to indicate not instantiated. It can be removed
2422 if operation
!= "instantiate":
2423 raise EngineException(
2424 "netslice_instance '{}' cannot be '{}' because it is not instantiated".format(
2425 netsliceInstanceId
, operation
2427 HTTPStatus
.CONFLICT
,
2430 if operation
== "instantiate" and not session
["force"]:
2431 raise EngineException(
2432 "netslice_instance '{}' cannot be '{}' because it is already instantiated".format(
2433 netsliceInstanceId
, operation
2435 HTTPStatus
.CONFLICT
,
2438 # Creating all the NS_operation (nslcmop)
2439 # Get service list from db
2440 nsrs_list
= nsir
["_admin"]["nsrs-detailed-list"]
2442 # nslcmops_item = None
2443 for index
, nsr_item
in enumerate(nsrs_list
):
2444 nsr_id
= nsr_item
["nsrId"]
2445 if nsr_item
.get("shared"):
2446 _filter
["_admin.nsrs-detailed-list.ANYINDEX.shared"] = True
2447 _filter
["_admin.nsrs-detailed-list.ANYINDEX.nsrId"] = nsr_id
2449 "_admin.nsrs-detailed-list.ANYINDEX.nslcmop_instantiate.ne"
2451 _filter
["_id.ne"] = netsliceInstanceId
2452 nsi
= self
.db
.get_one(
2453 "nsis", _filter
, fail_on_empty
=False, fail_on_more
=False
2455 if operation
== "terminate":
2457 "_admin.nsrs-detailed-list.{}.nslcmop_instantiate".format(
2461 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, _update
)
2464 ): # other nsi is using this nsr and it needs this nsr instantiated
2465 continue # do not create nsilcmop
2467 # looks the first nsi fulfilling the conditions but not being the current NSIR
2469 nsi_nsr_item
= next(
2471 for n
in nsi
["_admin"]["nsrs-detailed-list"]
2472 if n
["nsrId"] == nsr_id
2474 and n
["nslcmop_instantiate"]
2476 self
.add_shared_nsr_2vld(nsir
, nsr_item
)
2477 nslcmops
.append(nsi_nsr_item
["nslcmop_instantiate"])
2479 "_admin.nsrs-detailed-list.{}".format(
2483 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, _update
)
2484 # continue to not create nslcmop since nsrs is shared and nsrs was created
2487 self
.add_shared_nsr_2vld(nsir
, nsr_item
)
2492 "lcmOperationType": operation
,
2493 "nsInstanceId": nsr_id
,
2494 # Including netslice_id in the ns instantiate Operation
2495 "netsliceInstanceId": netsliceInstanceId
,
2497 if operation
== "instantiate":
2498 service
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
2499 indata_ns
.update(service
["instantiate_params"])
2501 # Creating NS_LCM_OP with the flag slice_object=True to not trigger the service instantiation
2502 # message via kafka bus
2503 nslcmop
, _
= self
.nsi_NsLcmOpTopic
.new(
2504 rollback
, session
, indata_ns
, None, headers
, slice_object
=True
2506 nslcmops
.append(nslcmop
)
2507 if operation
== "instantiate":
2509 "_admin.nsrs-detailed-list.{}.nslcmop_instantiate".format(
2513 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, _update
)
2514 except (DbException
, EngineException
) as e
:
2515 if e
.http_code
== HTTPStatus
.NOT_FOUND
:
2518 + "skipping NS={} because not found".format(nsr_id
)
2525 indata
["nslcmops_ids"] = nslcmops
2526 self
._check
_nsi
_operation
(session
, nsir
, operation
, indata
)
2528 nsilcmop_desc
= self
._create
_nsilcmop
(
2529 session
, netsliceInstanceId
, operation
, indata
2532 nsilcmop_desc
, session
["project_id"], make_public
=session
["public"]
2534 _id
= self
.db
.create("nsilcmops", nsilcmop_desc
)
2535 rollback
.append({"topic": "nsilcmops", "_id": _id
})
2536 self
.msg
.write("nsi", operation
, nsilcmop_desc
)
2538 except ValidationError
as e
:
2539 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
2541 def delete(self
, session
, _id
, dry_run
=False, not_send_msg
=None):
2542 raise EngineException(
2543 "Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
2546 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
2547 raise EngineException(
2548 "Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR