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 validate_input
, ValidationError
, ns_instantiate
, ns_terminate
, ns_action
, ns_scale
,\
23 from osm_nbi
.base_topic
import BaseTopic
, EngineException
, get_iterable
, deep_get
, increment_ip_mac
24 # from descriptor_topics import DescriptorTopic
25 from yaml
import safe_dump
26 from osm_common
.dbbase
import DbException
27 from osm_common
.msgbase
import MsgException
28 from osm_common
.fsbase
import FsException
29 from re
import match
# For checking that additional parameter names are valid Jinja2 identifiers
31 __author__
= "Alfonso Tierno <alfonso.tiernosepulveda@telefonica.com>"
34 class NsrTopic(BaseTopic
):
37 quota_name
= "ns_instances"
38 schema_new
= ns_instantiate
40 def __init__(self
, db
, fs
, msg
, auth
):
41 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
43 def _check_descriptor_dependencies(self
, session
, descriptor
):
45 Check that the dependent descriptors exist on a new descriptor or edition
46 :param session: client session information
47 :param descriptor: descriptor to be inserted or edit
48 :return: None or raises exception
50 if not descriptor
.get("nsdId"):
52 nsd_id
= descriptor
["nsdId"]
53 if not self
.get_item_list(session
, "nsds", {"id": nsd_id
}):
54 raise EngineException("Descriptor error at nsdId='{}' references a non exist nsd".format(nsd_id
),
55 http_code
=HTTPStatus
.CONFLICT
)
58 def format_on_new(content
, project_id
=None, make_public
=False):
59 BaseTopic
.format_on_new(content
, project_id
=project_id
, make_public
=make_public
)
60 content
["_admin"]["nsState"] = "NOT_INSTANTIATED"
63 def check_conflict_on_del(self
, session
, _id
, db_content
):
65 Check that NSR is not instantiated
66 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
67 :param _id: nsr internal id
68 :param db_content: The database content of the nsr
69 :return: None or raises EngineException with the conflict
74 if nsr
["_admin"].get("nsState") == "INSTANTIATED":
75 raise EngineException("nsr '{}' cannot be deleted because it is in 'INSTANTIATED' state. "
76 "Launch 'terminate' operation first; or force deletion".format(_id
),
77 http_code
=HTTPStatus
.CONFLICT
)
79 def delete_extra(self
, session
, _id
, db_content
, not_send_msg
=None):
81 Deletes associated nslcmops and vnfrs from database. Deletes associated filesystem.
82 Set usageState of pdu, vnfd, nsd
83 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
84 :param _id: server internal id
85 :param db_content: The database content of the descriptor
86 :param not_send_msg: To not send message (False) or store content (list) instead
87 :return: None if ok or raises EngineException with the problem
89 self
.fs
.file_delete(_id
, ignore_non_exist
=True)
90 self
.db
.del_list("nslcmops", {"nsInstanceId": _id
})
91 self
.db
.del_list("vnfrs", {"nsr-id-ref": _id
})
93 # set all used pdus as free
94 self
.db
.set_list("pdus", {"_admin.usage.nsr_id": _id
},
95 {"_admin.usageState": "NOT_IN_USE", "_admin.usage": None})
99 used_nsd_id
= nsr
.get("nsd-id")
101 # check if used by another NSR
102 nsrs_list
= self
.db
.get_one("nsrs", {"nsd-id": used_nsd_id
},
103 fail_on_empty
=False, fail_on_more
=False)
105 self
.db
.set_one("nsds", {"_id": used_nsd_id
}, {"_admin.usageState": "NOT_IN_USE"})
107 # Set VNFD usageState
108 used_vnfd_id_list
= nsr
.get("vnfd-id")
109 if used_vnfd_id_list
:
110 for used_vnfd_id
in used_vnfd_id_list
:
111 # check if used by another NSR
112 nsrs_list
= self
.db
.get_one("nsrs", {"vnfd-id": used_vnfd_id
},
113 fail_on_empty
=False, fail_on_more
=False)
115 self
.db
.set_one("vnfds", {"_id": used_vnfd_id
}, {"_admin.usageState": "NOT_IN_USE"})
118 def _format_ns_request(ns_request
):
119 formated_request
= copy(ns_request
)
120 formated_request
.pop("additionalParamsForNs", None)
121 formated_request
.pop("additionalParamsForVnf", None)
122 return formated_request
125 def _format_additional_params(ns_request
, member_vnf_index
=None, vdu_id
=None, kdu_name
=None, descriptor
=None):
127 Get and format user additional params for NS or VNF
128 :param ns_request: User instantiation additional parameters
129 :param member_vnf_index: None for extract NS params, or member_vnf_index to extract VNF params
130 :param descriptor: If not None it check that needed parameters of descriptor are supplied
131 :return: tuple with a formatted copy of additional params or None if not supplied, plus other parameters
133 additional_params
= None
135 if not member_vnf_index
:
136 additional_params
= copy(ns_request
.get("additionalParamsForNs"))
137 where_
= "additionalParamsForNs"
138 elif ns_request
.get("additionalParamsForVnf"):
139 where_
= "additionalParamsForVnf[member-vnf-index={}]".format(member_vnf_index
)
140 item
= next((x
for x
in ns_request
["additionalParamsForVnf"] if x
["member-vnf-index"] == member_vnf_index
),
143 if not vdu_id
and not kdu_name
:
145 additional_params
= copy(item
.get("additionalParams")) or {}
146 if vdu_id
and item
.get("additionalParamsForVdu"):
147 item_vdu
= next((x
for x
in item
["additionalParamsForVdu"] if x
["vdu_id"] == vdu_id
), None)
148 other_params
= item_vdu
149 if item_vdu
and item_vdu
.get("additionalParams"):
150 where_
+= ".additionalParamsForVdu[vdu_id={}]".format(vdu_id
)
151 additional_params
= item_vdu
["additionalParams"]
153 additional_params
= {}
154 if item
.get("additionalParamsForKdu"):
155 item_kdu
= next((x
for x
in item
["additionalParamsForKdu"] if x
["kdu_name"] == kdu_name
), None)
156 other_params
= item_kdu
157 if item_kdu
and item_kdu
.get("additionalParams"):
158 where_
+= ".additionalParamsForKdu[kdu_name={}]".format(kdu_name
)
159 additional_params
= item_kdu
["additionalParams"]
161 if additional_params
:
162 for k
, v
in additional_params
.items():
163 # BEGIN Check that additional parameter names are valid Jinja2 identifiers if target is not Kdu
164 if not kdu_name
and not match('^[a-zA-Z_][a-zA-Z0-9_]*$', k
):
165 raise EngineException("Invalid param name at {}:{}. Must contain only alphanumeric characters "
166 "and underscores, and cannot start with a digit"
168 # END Check that additional parameter names are valid Jinja2 identifiers
169 if not isinstance(k
, str):
170 raise EngineException("Invalid param at {}:{}. Only string keys are allowed".format(where_
, k
))
171 if "." in k
or "$" in k
:
172 raise EngineException("Invalid param at {}:{}. Keys must not contain dots or $".format(where_
, k
))
173 if isinstance(v
, (dict, tuple, list)):
174 additional_params
[k
] = "!!yaml " + safe_dump(v
)
177 # check that enough parameters are supplied for the initial-config-primitive
178 # TODO: check for cloud-init
181 initial_primitives
= None
183 vdud
= next(x
for x
in descriptor
["vdu"] if x
["id"] == vdu_id
)
184 initial_primitives
= deep_get(vdud
, ("vdu-configuration", "initial-config-primitive"))
186 initial_primitives
= deep_get(descriptor
, ("vnf-configuration", "initial-config-primitive"))
188 initial_primitives
= deep_get(descriptor
, ("ns-configuration", "initial-config-primitive"))
190 for initial_primitive
in get_iterable(initial_primitives
):
191 for param
in get_iterable(initial_primitive
.get("parameter")):
192 if param
["value"].startswith("<") and param
["value"].endswith(">"):
193 if param
["value"] in ("<rw_mgmt_ip>", "<VDU_SCALE_INFO>", "<ns_config_info>"):
195 if not additional_params
or param
["value"][1:-1] not in additional_params
:
196 raise EngineException("Parameter '{}' needed for vnfd[id={}]:vnf-configuration:"
197 "initial-config-primitive[name={}] not supplied".
198 format(param
["value"], descriptor
["id"],
199 initial_primitive
["name"]))
201 return additional_params
or None, other_params
or None
203 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
205 Creates a new nsr into database. It also creates needed vnfrs
206 :param rollback: list to append the created items at database in case a rollback must be done
207 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
208 :param indata: params to be used for the nsr
209 :param kwargs: used to override the indata descriptor
210 :param headers: http request headers
211 :return: the _id of nsr descriptor created at database. Or an exception of type
212 EngineException, ValidationError, DbException, FsException, MsgException.
213 Note: Exceptions are not captured on purpose. They should be captured at called
217 step
= "checking quotas"
218 self
.check_quota(session
)
220 step
= "validating input parameters"
221 ns_request
= self
._remove
_envelop
(indata
)
222 # Override descriptor with query string kwargs
223 self
._update
_input
_with
_kwargs
(ns_request
, kwargs
)
224 self
._validate
_input
_new
(ns_request
, session
["force"])
227 step
= "getting nsd id='{}' from database".format(ns_request
.get("nsdId"))
228 _filter
= self
._get
_project
_filter
(session
)
229 _filter
["_id"] = ns_request
["nsdId"]
230 nsd
= self
.db
.get_one("nsds", _filter
)
233 # check NSD is not disabled
234 step
= "checking nsdOperationalState"
235 if nsd
["_admin"]["operationalState"] == "DISABLED":
236 raise EngineException("nsd with id '{}' is DISABLED, and thus cannot be used to create "
237 "a network service".format(ns_request
["nsdId"]), http_code
=HTTPStatus
.CONFLICT
)
239 nsr_id
= str(uuid4())
242 step
= "filling nsr from input data"
243 additional_params
, _
= self
._format
_additional
_params
(ns_request
, descriptor
=nsd
)
245 # use for k8s-namespace from ns_request or additionalParamsForNs. By default, the project_id
246 ns_k8s_namespace
= session
["project_id"][0] if session
["project_id"] else None
247 if ns_request
and ns_request
.get("k8s-namespace"):
248 ns_k8s_namespace
= ns_request
["k8s-namespace"]
249 if additional_params
and additional_params
.get("k8s-namespace"):
250 ns_k8s_namespace
= additional_params
["k8s-namespace"]
253 "name": ns_request
["nsName"],
254 "name-ref": ns_request
["nsName"],
255 "short-name": ns_request
["nsName"],
256 "admin-status": "ENABLED",
257 "nsState": "NOT_INSTANTIATED",
258 "currentOperation": "IDLE",
259 "currentOperationID": None,
260 "errorDescription": None,
262 "deploymentStatus": None,
263 "configurationStatus": None,
265 "nsd": {k
: v
for k
, v
in nsd
.items() if k
in ("vld", "_id", "id", "constituent-vnfd", "name",
266 "ns-configuration")},
267 "datacenter": ns_request
["vimAccountId"],
268 "resource-orchestrator": "osmopenmano",
269 "description": ns_request
.get("nsDescription", ""),
270 "constituent-vnfr-ref": [],
272 "operational-status": "init", # typedef ns-operational-
273 "config-status": "init", # typedef config-states
274 "detailed-status": "scheduled",
276 "orchestration-progress": {},
277 # {"networks": {"active": 0, "total": 0}, "vms": {"active": 0, "total": 0}},
280 "nsd-name-ref": nsd
["name"],
281 "operational-events": [], # "id", "timestamp", "description", "event",
282 "nsd-ref": nsd
["id"],
283 "nsd-id": nsd
["_id"],
285 "instantiate_params": self
._format
_ns
_request
(ns_request
),
286 "additionalParamsForNs": additional_params
,
287 "ns-instance-config-ref": nsr_id
,
290 # "input-parameter": xpath, value,
291 "ssh-authorized-key": ns_request
.get("ssh_keys"), # TODO remove
293 ns_request
["nsr_id"] = nsr_id
294 if ns_request
and ns_request
.get("config-units"):
295 nsr_descriptor
["config-units"] = ns_request
["config-units"]
299 nsr_descriptor
["vld"] = nsd
["vld"]
303 for member_vnf
in nsd
.get("constituent-vnfd", ()):
304 vnfd_id
= member_vnf
["vnfd-id-ref"]
305 step
= "getting vnfd id='{}' constituent-vnfd='{}' from database".format(
306 member_vnf
["vnfd-id-ref"], member_vnf
["member-vnf-index"])
307 if vnfd_id
not in needed_vnfds
:
309 _filter
["id"] = vnfd_id
310 vnfd
= self
.db
.get_one("vnfds", _filter
, fail_on_empty
=True, fail_on_more
=True)
313 needed_vnfds
[vnfd_id
] = vnfd
314 nsr_descriptor
["vnfd-id"].append(vnfd
["_id"])
316 vnfd
= needed_vnfds
[vnfd_id
]
317 step
= "filling vnfr vnfd-id='{}' constituent-vnfd='{}'".format(
318 member_vnf
["vnfd-id-ref"], member_vnf
["member-vnf-index"])
319 vnfr_id
= str(uuid4())
320 additional_params
, vnf_params
= self
._format
_additional
_params
(ns_request
,
321 member_vnf
["member-vnf-index"],
326 "nsr-id-ref": nsr_id
,
327 "member-vnf-index-ref": member_vnf
["member-vnf-index"],
328 "additionalParamsForVnf": additional_params
,
330 # "vnfd": vnfd, # at OSM model.but removed to avoid data duplication TODO: revise
332 "vnfd-id": vnfd
["_id"], # not at OSM model, but useful
333 "vim-account-id": None,
335 "connection-point": [],
336 "ip-address": None, # mgmt-interface filled by LCM
338 vnf_k8s_namespace
= ns_k8s_namespace
340 if vnf_params
.get("k8s-namespace"):
341 vnf_k8s_namespace
= vnf_params
["k8s-namespace"]
342 if vnf_params
.get("config-units"):
343 vnfr_descriptor
["config-units"] = vnf_params
["config-units"]
346 if vnfd
.get("internal-vld"):
347 vnfr_descriptor
["vld"] = []
348 for vnfd_vld
in vnfd
.get("internal-vld"):
349 vnfr_descriptor
["vld"].append(
350 {key
: vnfd_vld
[key
] for key
in ("id", "vim-network-name", "vim-network-id") if key
in
353 vnfd_mgmt_cp
= vnfd
["mgmt-interface"].get("cp")
354 for cp
in vnfd
.get("connection-point", ()):
357 "connection-point-id": cp
.get("id"),
359 # "ip-address", "mac-address" # filled by LCM
360 # vim-id # TODO it would be nice having a vim port id
362 vnfr_descriptor
["connection-point"].append(vnf_cp
)
364 # Create k8s-cluster information
365 if vnfd
.get("k8s-cluster"):
366 vnfr_descriptor
["k8s-cluster"] = vnfd
["k8s-cluster"]
367 for net
in get_iterable(vnfr_descriptor
["k8s-cluster"].get("nets")):
368 if net
.get("external-connection-point-ref"):
369 for nsd_vld
in get_iterable(nsd
.get("vld")):
370 for nsd_vld_cp
in get_iterable(nsd_vld
.get("vnfd-connection-point-ref")):
371 if nsd_vld_cp
.get("vnfd-connection-point-ref") == \
372 net
["external-connection-point-ref"] and \
373 nsd_vld_cp
.get("member-vnf-index-ref") == member_vnf
["member-vnf-index"]:
374 net
["ns-vld-id"] = nsd_vld
["id"]
379 elif net
.get("internal-connection-point-ref"):
380 for vnfd_ivld
in get_iterable(vnfd
.get("internal-vld")):
381 for vnfd_ivld_icp
in get_iterable(vnfd_ivld
.get("internal-connection-point")):
382 if vnfd_ivld_icp
.get("id-ref") == net
["internal-connection-point-ref"]:
383 net
["vnf-vld-id"] = vnfd_ivld
["id"]
389 for kdu
in get_iterable(vnfd
.get("kdu")):
390 additional_params
, kdu_params
= self
._format
_additional
_params
(ns_request
,
391 member_vnf
["member-vnf-index"],
392 kdu_name
=kdu
["name"],
394 kdu_k8s_namespace
= vnf_k8s_namespace
395 kdu_model
= kdu_params
.get("kdu_model") if kdu_params
else None
396 if kdu_params
and kdu_params
.get("k8s-namespace"):
397 kdu_k8s_namespace
= kdu_params
["k8s-namespace"]
400 "additionalParams": additional_params
,
401 "k8s-namespace": kdu_k8s_namespace
,
402 "kdu-name": kdu
["name"],
403 # TODO "name": "" Name of the VDU in the VIM
404 "ip-address": None, # mgmt-interface filled by LCM
407 if kdu_params
and kdu_params
.get("config-units"):
408 kdur
["config-units"] = kdu_params
["config-units"]
409 for k8s_type
in ("helm-chart", "juju-bundle"):
410 if kdu
.get(k8s_type
):
411 kdur
[k8s_type
] = kdu_model
or kdu
[k8s_type
]
412 if not vnfr_descriptor
.get("kdur"):
413 vnfr_descriptor
["kdur"] = []
414 vnfr_descriptor
["kdur"].append(kdur
)
416 for vdu
in vnfd
.get("vdu", ()):
417 additional_params
, vdu_params
= self
._format
_additional
_params
(
418 ns_request
, member_vnf
["member-vnf-index"], vdu_id
=vdu
["id"], descriptor
=vnfd
)
420 "vdu-id-ref": vdu
["id"],
421 # TODO "name": "" Name of the VDU in the VIM
422 "ip-address": None, # mgmt-interface filled by LCM
423 # "vim-id", "flavor-id", "image-id", "management-ip" # filled by LCM
424 "internal-connection-point": [],
426 "additionalParams": additional_params
428 if vdu_params
and vdu_params
.get("config-units"):
429 vdur
["config-units"] = vdu_params
["config-units"]
430 if deep_get(vdu
, ("supplemental-boot-data", "boot-data-drive")):
431 vdur
["boot-data-drive"] = vdu
["supplemental-boot-data"]["boot-data-drive"]
432 if vdu
.get("pdu-type"):
433 vdur
["pdu-type"] = vdu
["pdu-type"]
434 vdur
["name"] = vdu
["pdu-type"]
435 # TODO volumes: name, volume-id
436 for icp
in vdu
.get("internal-connection-point", ()):
439 "connection-point-id": icp
["id"],
440 "name": icp
.get("name"),
442 vdur
["internal-connection-point"].append(vdu_icp
)
443 for iface
in vdu
.get("interface", ()):
445 x
: iface
[x
] for x
in ("name", "ip-address", "mac-address", "internal-connection-point-ref",
446 "external-connection-point-ref") if iface
.get(x
) is not None}
447 if vnfd_mgmt_cp
and iface
.get("external-connection-point-ref") == vnfd_mgmt_cp
:
448 vdu_iface
["mgmt-vnf"] = True
449 if iface
.get("mgmt-interface"):
450 vdu_iface
["mgmt-interface"] = True # TODO change to mgmt-vdu
452 # look for network where this interface is connected
453 if iface
.get("external-connection-point-ref"):
454 for nsd_vld
in get_iterable(nsd
.get("vld")):
455 for nsd_vld_cp
in get_iterable(nsd_vld
.get("vnfd-connection-point-ref")):
456 if nsd_vld_cp
.get("vnfd-connection-point-ref") == \
457 iface
["external-connection-point-ref"] and \
458 nsd_vld_cp
.get("member-vnf-index-ref") == member_vnf
["member-vnf-index"]:
459 vdu_iface
["ns-vld-id"] = nsd_vld
["id"]
464 elif iface
.get("internal-connection-point-ref"):
465 for vnfd_ivld
in get_iterable(vnfd
.get("internal-vld")):
466 for vnfd_ivld_icp
in get_iterable(vnfd_ivld
.get("internal-connection-point")):
467 if vnfd_ivld_icp
.get("id-ref") == iface
["internal-connection-point-ref"]:
468 vdu_iface
["vnf-vld-id"] = vnfd_ivld
["id"]
469 if vnfd_ivld_icp
.get("ip-address"):
470 vdu_iface
["ip-address"] = vnfd_ivld_icp
["ip-address"]
476 vdur
["interfaces"].append(vdu_iface
)
477 count
= vdu
.get("count", 1)
480 count
= int(count
) # TODO remove when descriptor serialized with payngbind
481 for index
in range(0, count
):
483 vdur
= deepcopy(vdur
)
484 for iface
in vdur
["interfaces"]:
485 if iface
.get("ip-address"):
486 iface
["ip-address"] = increment_ip_mac(iface
["ip-address"])
487 if iface
.get("mac-address"):
488 iface
["mac-address"] = increment_ip_mac(iface
["mac-address"])
490 vdur
["_id"] = str(uuid4())
491 vdur
["count-index"] = index
492 vnfr_descriptor
["vdur"].append(vdur
)
494 step
= "creating vnfr vnfd-id='{}' constituent-vnfd='{}' at database".format(
495 member_vnf
["vnfd-id-ref"], member_vnf
["member-vnf-index"])
498 self
.format_on_new(vnfr_descriptor
, session
["project_id"], make_public
=session
["public"])
499 self
.db
.create("vnfrs", vnfr_descriptor
)
500 rollback
.append({"topic": "vnfrs", "_id": vnfr_id
})
501 nsr_descriptor
["constituent-vnfr-ref"].append(vnfr_id
)
503 step
= "creating nsr at database"
504 self
.format_on_new(nsr_descriptor
, session
["project_id"], make_public
=session
["public"])
505 self
.db
.create("nsrs", nsr_descriptor
)
506 rollback
.append({"topic": "nsrs", "_id": nsr_id
})
508 step
= "creating nsr temporal folder"
509 self
.fs
.mkdir(nsr_id
)
512 except (ValidationError
, EngineException
, DbException
, MsgException
, FsException
) as e
:
513 raise type(e
)("{} while '{}'".format(e
, step
), http_code
=e
.http_code
)
515 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
516 raise EngineException("Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
519 class VnfrTopic(BaseTopic
):
523 def __init__(self
, db
, fs
, msg
, auth
):
524 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
526 def delete(self
, session
, _id
, dry_run
=False, not_send_msg
=None):
527 raise EngineException("Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
529 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
530 raise EngineException("Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
532 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
533 # Not used because vnfrs are created and deleted by NsrTopic class directly
534 raise EngineException("Method new called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
537 class NsLcmOpTopic(BaseTopic
):
540 operation_schema
= { # mapping between operation and jsonschema to validate
541 "instantiate": ns_instantiate
,
544 "terminate": ns_terminate
,
547 def __init__(self
, db
, fs
, msg
, auth
):
548 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
550 def _check_ns_operation(self
, session
, nsr
, operation
, indata
):
552 Check that user has enter right parameters for the operation
553 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
554 :param operation: it can be: instantiate, terminate, action, TODO: update, heal
555 :param indata: descriptor with the parameters of the operation
558 vnf_member_index_to_vnfd
= {} # map between vnf_member_index to vnf descriptor.
563 def check_valid_vnf_member_index(member_vnf_index
):
564 # Obtain vnf descriptor. The vnfr is used to get the vnfd._id used for this member_vnf_index
565 if vnf_member_index_to_vnfd
.get(member_vnf_index
):
566 return vnf_member_index_to_vnfd
[member_vnf_index
]
567 vnfr
= self
.db
.get_one("vnfrs",
568 {"nsr-id-ref": nsr
["_id"], "member-vnf-index-ref": member_vnf_index
},
571 raise EngineException("Invalid parameter member_vnf_index='{}' is not one of the "
572 "nsd:constituent-vnfd".format(member_vnf_index
))
573 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfr
["vnfd-id"]}, fail_on_empty
=False)
575 raise EngineException("vnfd id={} has been deleted!. Operation cannot be performed".
576 format(vnfr
["vnfd-id"]))
577 vnf_member_index_to_vnfd
[member_vnf_index
] = vnfd
# add to cache, avoiding a later look for
580 def check_valid_vdu(vnfd
, vdu_id
):
581 for vdud
in get_iterable(vnfd
.get("vdu")):
582 if vdud
["id"] == vdu_id
:
585 raise EngineException("Invalid parameter vdu_id='{}' not present at vnfd:vdu:id".format(vdu_id
))
587 def check_valid_kdu(vnfd
, kdu_name
):
588 for kdud
in get_iterable(vnfd
.get("kdu")):
589 if kdud
["name"] == kdu_name
:
592 raise EngineException("Invalid parameter kdu_name='{}' not present at vnfd:kdu:name".format(kdu_name
))
594 def _check_vnf_instantiation_params(in_vnfd
, vnfd
):
596 for in_vdu
in get_iterable(in_vnfd
.get("vdu")):
597 for vdu
in get_iterable(vnfd
.get("vdu")):
598 if in_vdu
["id"] == vdu
["id"]:
599 for volume
in get_iterable(in_vdu
.get("volume")):
600 for volumed
in get_iterable(vdu
.get("volumes")):
601 if volumed
["name"] == volume
["name"]:
604 raise EngineException("Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}']:"
605 "volume:name='{}' is not present at vnfd:vdu:volumes list".
606 format(in_vnf
["member-vnf-index"], in_vdu
["id"],
608 for in_iface
in get_iterable(in_vdu
["interface"]):
609 for iface
in get_iterable(vdu
.get("interface")):
610 if in_iface
["name"] == iface
["name"]:
613 raise EngineException("Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}']:"
614 "interface[name='{}'] is not present at vnfd:vdu:interface"
615 .format(in_vnf
["member-vnf-index"], in_vdu
["id"],
619 raise EngineException("Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}'] is is not present "
620 "at vnfd:vdu".format(in_vnf
["member-vnf-index"], in_vdu
["id"]))
622 for in_ivld
in get_iterable(in_vnfd
.get("internal-vld")):
623 for ivld
in get_iterable(vnfd
.get("internal-vld")):
624 if in_ivld
["name"] in (ivld
["id"], ivld
.get("name")):
625 for in_icp
in get_iterable(in_ivld
.get("internal-connection-point")):
626 for icp
in ivld
["internal-connection-point"]:
627 if in_icp
["id-ref"] == icp
["id-ref"]:
630 raise EngineException("Invalid parameter vnf[member-vnf-index='{}']:internal-vld[name"
631 "='{}']:internal-connection-point[id-ref:'{}'] is not present at "
632 "vnfd:internal-vld:name/id:internal-connection-point"
633 .format(in_vnf
["member-vnf-index"], in_ivld
["name"],
637 raise EngineException("Invalid parameter vnf[member-vnf-index='{}']:internal-vld:name='{}'"
638 " is not present at vnfd '{}'".format(in_vnf
["member-vnf-index"],
639 in_ivld
["name"], vnfd
["id"]))
641 def check_valid_vim_account(vim_account
):
642 if vim_account
in vim_accounts
:
645 db_filter
= self
._get
_project
_filter
(session
)
646 db_filter
["_id"] = vim_account
647 self
.db
.get_one("vim_accounts", db_filter
)
649 raise EngineException("Invalid vimAccountId='{}' not present for the project".format(vim_account
))
650 vim_accounts
.append(vim_account
)
652 def check_valid_wim_account(wim_account
):
653 if not isinstance(wim_account
, str):
655 elif wim_account
in wim_accounts
:
658 db_filter
= self
._get
_project
_filter
(session
, write
=False, show_all
=True)
659 db_filter
["_id"] = wim_account
660 self
.db
.get_one("wim_accounts", db_filter
)
662 raise EngineException("Invalid wimAccountId='{}' not present for the project".format(wim_account
))
663 wim_accounts
.append(wim_account
)
665 if operation
== "action":
666 # check vnf_member_index
667 if indata
.get("vnf_member_index"):
668 indata
["member_vnf_index"] = indata
.pop("vnf_member_index") # for backward compatibility
669 if indata
.get("member_vnf_index"):
670 vnfd
= check_valid_vnf_member_index(indata
["member_vnf_index"])
671 if indata
.get("vdu_id"):
672 vdud
= check_valid_vdu(vnfd
, indata
["vdu_id"])
673 descriptor_configuration
= vdud
.get("vdu-configuration", {}).get("config-primitive")
674 elif indata
.get("kdu_name"):
675 kdud
= check_valid_kdu(vnfd
, indata
["kdu_name"])
676 descriptor_configuration
= kdud
.get("kdu-configuration", {}).get("config-primitive")
678 descriptor_configuration
= vnfd
.get("vnf-configuration", {}).get("config-primitive")
680 descriptor_configuration
= nsd
.get("ns-configuration", {}).get("config-primitive")
682 # For k8s allows default primitives without validating the parameters
683 if indata
.get("kdu_name") and indata
["primitive"] in ("upgrade", "rollback", "status", "inspect", "readme"):
684 # TODO should be checked that rollback only can contains revsision_numbe????
685 if not indata
.get("member_vnf_index"):
686 raise EngineException("Missing action parameter 'member_vnf_index' for default KDU primitive '{}'"
687 .format(indata
["primitive"]))
689 # if not, check primitive
690 for config_primitive
in get_iterable(descriptor_configuration
):
691 if indata
["primitive"] == config_primitive
["name"]:
692 # check needed primitive_params are provided
693 if indata
.get("primitive_params"):
694 in_primitive_params_copy
= copy(indata
["primitive_params"])
696 in_primitive_params_copy
= {}
697 for paramd
in get_iterable(config_primitive
.get("parameter")):
698 if paramd
["name"] in in_primitive_params_copy
:
699 del in_primitive_params_copy
[paramd
["name"]]
700 elif not paramd
.get("default-value"):
701 raise EngineException("Needed parameter {} not provided for primitive '{}'".format(
702 paramd
["name"], indata
["primitive"]))
703 # check no extra primitive params are provided
704 if in_primitive_params_copy
:
705 raise EngineException("parameter/s '{}' not present at vnfd /nsd for primitive '{}'".format(
706 list(in_primitive_params_copy
.keys()), indata
["primitive"]))
709 raise EngineException("Invalid primitive '{}' is not present at vnfd/nsd".format(indata
["primitive"]))
710 if operation
== "scale":
711 vnfd
= check_valid_vnf_member_index(indata
["scaleVnfData"]["scaleByStepData"]["member-vnf-index"])
712 for scaling_group
in get_iterable(vnfd
.get("scaling-group-descriptor")):
713 if indata
["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"] == scaling_group
["name"]:
716 raise EngineException("Invalid scaleVnfData:scaleByStepData:scaling-group-descriptor '{}' is not "
717 "present at vnfd:scaling-group-descriptor".format(
718 indata
["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"]))
719 if operation
== "instantiate":
721 check_valid_vim_account(indata
["vimAccountId"])
722 check_valid_wim_account(indata
.get("wimAccountId"))
723 for in_vnf
in get_iterable(indata
.get("vnf")):
724 vnfd
= check_valid_vnf_member_index(in_vnf
["member-vnf-index"])
725 _check_vnf_instantiation_params(in_vnf
, vnfd
)
726 if in_vnf
.get("vimAccountId"):
727 check_valid_vim_account(in_vnf
["vimAccountId"])
729 for in_vld
in get_iterable(indata
.get("vld")):
730 check_valid_wim_account(in_vld
.get("wimAccountId"))
731 for vldd
in get_iterable(nsd
.get("vld")):
732 if in_vld
["name"] == vldd
["name"] or in_vld
["name"] == vldd
["id"]:
735 raise EngineException("Invalid parameter vld:name='{}' is not present at nsd:vld".format(
738 def _look_for_pdu(self
, session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
):
740 Look for a free PDU in the catalog matching vdur type and interfaces. Fills vnfr.vdur with the interface
741 (ip_address, ...) information.
742 Modifies PDU _admin.usageState to 'IN_USE'
743 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
744 :param rollback: list with the database modifications to rollback if needed
745 :param vnfr: vnfr to be updated. It is modified with pdu interface info if pdu is found
746 :param vim_account: vim_account where this vnfr should be deployed
747 :param vnfr_update: dictionary filled by this method with changes to be done at database vnfr
748 :param vnfr_update_rollback: dictionary filled by this method with original content of vnfr in case a rollback
749 of the changed vnfr is needed
751 :return: List of PDU interfaces that are connected to an existing VIM network. Each item contains:
752 "vim-network-name": used at VIM
753 "name": interface name
754 "vnf-vld-id": internal VNFD vld where this interface is connected, or
755 "ns-vld-id": NSD vld where this interface is connected.
756 NOTE: One, and only one between 'vnf-vld-id' and 'ns-vld-id' contains a value. The other will be None
759 ifaces_forcing_vim_network
= []
760 for vdur_index
, vdur
in enumerate(get_iterable(vnfr
.get("vdur"))):
761 if not vdur
.get("pdu-type"):
763 pdu_type
= vdur
.get("pdu-type")
764 pdu_filter
= self
._get
_project
_filter
(session
)
765 pdu_filter
["vim_accounts"] = vim_account
766 pdu_filter
["type"] = pdu_type
767 pdu_filter
["_admin.operationalState"] = "ENABLED"
768 pdu_filter
["_admin.usageState"] = "NOT_IN_USE"
769 # TODO feature 1417: "shared": True,
771 available_pdus
= self
.db
.get_list("pdus", pdu_filter
)
772 for pdu
in available_pdus
:
773 # step 1 check if this pdu contains needed interfaces:
774 match_interfaces
= True
775 for vdur_interface
in vdur
["interfaces"]:
776 for pdu_interface
in pdu
["interfaces"]:
777 if pdu_interface
["name"] == vdur_interface
["name"]:
778 # TODO feature 1417: match per mgmt type
780 else: # no interface found for name
781 match_interfaces
= False
786 raise EngineException(
787 "No PDU of type={} at vim_account={} found for member_vnf_index={}, vdu={} matching interface "
788 "names".format(pdu_type
, vim_account
, vnfr
["member-vnf-index-ref"], vdur
["vdu-id-ref"]))
792 "_admin.usageState": pdu
["_admin"]["usageState"],
793 "_admin.usage.vnfr_id": None,
794 "_admin.usage.nsr_id": None,
795 "_admin.usage.vdur": None,
797 self
.db
.set_one("pdus", {"_id": pdu
["_id"]},
798 {"_admin.usageState": "IN_USE",
799 "_admin.usage": {"vnfr_id": vnfr
["_id"],
800 "nsr_id": vnfr
["nsr-id-ref"],
801 "vdur": vdur
["vdu-id-ref"]}
803 rollback
.append({"topic": "pdus", "_id": pdu
["_id"], "operation": "set", "content": rollback_pdu
})
805 # step 3. Fill vnfr info by filling vdur
806 vdu_text
= "vdur.{}".format(vdur_index
)
807 vnfr_update_rollback
[vdu_text
+ ".pdu-id"] = None
808 vnfr_update
[vdu_text
+ ".pdu-id"] = pdu
["_id"]
809 for iface_index
, vdur_interface
in enumerate(vdur
["interfaces"]):
810 for pdu_interface
in pdu
["interfaces"]:
811 if pdu_interface
["name"] == vdur_interface
["name"]:
812 iface_text
= vdu_text
+ ".interfaces.{}".format(iface_index
)
813 for k
, v
in pdu_interface
.items():
814 if k
in ("ip-address", "mac-address"): # TODO: switch-xxxxx must be inserted
815 vnfr_update
[iface_text
+ ".{}".format(k
)] = v
816 vnfr_update_rollback
[iface_text
+ ".{}".format(k
)] = vdur_interface
.get(v
)
817 if pdu_interface
.get("ip-address"):
818 if vdur_interface
.get("mgmt-interface") or vdur_interface
.get("mgmt-vnf"):
819 vnfr_update_rollback
[vdu_text
+ ".ip-address"] = vdur
.get("ip-address")
820 vnfr_update
[vdu_text
+ ".ip-address"] = pdu_interface
["ip-address"]
821 if vdur_interface
.get("mgmt-vnf"):
822 vnfr_update_rollback
["ip-address"] = vnfr
.get("ip-address")
823 vnfr_update
["ip-address"] = pdu_interface
["ip-address"]
824 vnfr_update
[vdu_text
+ ".ip-address"] = pdu_interface
["ip-address"]
825 if pdu_interface
.get("vim-network-name") or pdu_interface
.get("vim-network-id"):
826 ifaces_forcing_vim_network
.append({
827 "name": vdur_interface
.get("vnf-vld-id") or vdur_interface
.get("ns-vld-id"),
828 "vnf-vld-id": vdur_interface
.get("vnf-vld-id"),
829 "ns-vld-id": vdur_interface
.get("ns-vld-id")})
830 if pdu_interface
.get("vim-network-id"):
831 ifaces_forcing_vim_network
[-1]["vim-network-id"] = pdu_interface
["vim-network-id"]
832 if pdu_interface
.get("vim-network-name"):
833 ifaces_forcing_vim_network
[-1]["vim-network-name"] = pdu_interface
["vim-network-name"]
836 return ifaces_forcing_vim_network
838 def _look_for_k8scluster(self
, session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
):
840 Look for an available k8scluster for all the kuds in the vnfd matching version and cni requirements.
841 Fills vnfr.kdur with the selected k8scluster
843 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
844 :param rollback: list with the database modifications to rollback if needed
845 :param vnfr: vnfr to be updated. It is modified with pdu interface info if pdu is found
846 :param vim_account: vim_account where this vnfr should be deployed
847 :param vnfr_update: dictionary filled by this method with changes to be done at database vnfr
848 :param vnfr_update_rollback: dictionary filled by this method with original content of vnfr in case a rollback
849 of the changed vnfr is needed
851 :return: List of KDU interfaces that are connected to an existing VIM network. Each item contains:
852 "vim-network-name": used at VIM
853 "name": interface name
854 "vnf-vld-id": internal VNFD vld where this interface is connected, or
855 "ns-vld-id": NSD vld where this interface is connected.
856 NOTE: One, and only one between 'vnf-vld-id' and 'ns-vld-id' contains a value. The other will be None
859 ifaces_forcing_vim_network
= []
860 if not vnfr
.get("kdur"):
861 return ifaces_forcing_vim_network
863 kdu_filter
= self
._get
_project
_filter
(session
)
864 kdu_filter
["vim_account"] = vim_account
865 # TODO kdu_filter["_admin.operationalState"] = "ENABLED"
866 available_k8sclusters
= self
.db
.get_list("k8sclusters", kdu_filter
)
868 k8s_requirements
= {} # just for logging
869 for k8scluster
in available_k8sclusters
:
870 if not vnfr
.get("k8s-cluster"):
873 if vnfr
["k8s-cluster"].get("cni"):
874 k8s_requirements
["cni"] = vnfr
["k8s-cluster"]["cni"]
875 if not set(vnfr
["k8s-cluster"]["cni"]).intersection(k8scluster
.get("cni", ())):
877 # restrict by version
878 if vnfr
["k8s-cluster"].get("version"):
879 k8s_requirements
["version"] = vnfr
["k8s-cluster"]["version"]
880 if k8scluster
.get("k8s_version") not in vnfr
["k8s-cluster"]["version"]:
882 # restrict by number of networks
883 if vnfr
["k8s-cluster"].get("nets"):
884 k8s_requirements
["networks"] = len(vnfr
["k8s-cluster"]["nets"])
885 if not k8scluster
.get("nets") or len(k8scluster
["nets"]) < len(vnfr
["k8s-cluster"]["nets"]):
889 raise EngineException("No k8scluster with requirements='{}' at vim_account={} found for member_vnf_index={}"
890 .format(k8s_requirements
, vim_account
, vnfr
["member-vnf-index-ref"]))
892 for kdur_index
, kdur
in enumerate(get_iterable(vnfr
.get("kdur"))):
893 # step 3. Fill vnfr info by filling kdur
894 kdu_text
= "kdur.{}.".format(kdur_index
)
895 vnfr_update_rollback
[kdu_text
+ "k8s-cluster.id"] = None
896 vnfr_update
[kdu_text
+ "k8s-cluster.id"] = k8scluster
["_id"]
898 # step 4. Check VIM networks that forces the selected k8s_cluster
899 if vnfr
.get("k8s-cluster") and vnfr
["k8s-cluster"].get("nets"):
900 k8scluster_net_list
= list(k8scluster
.get("nets").keys())
901 for net_index
, kdur_net
in enumerate(vnfr
["k8s-cluster"]["nets"]):
902 # get a network from k8s_cluster nets. If name matches use this, if not use other
903 if kdur_net
["id"] in k8scluster_net_list
: # name matches
904 vim_net
= k8scluster
["nets"][kdur_net
["id"]]
905 k8scluster_net_list
.remove(kdur_net
["id"])
907 vim_net
= k8scluster
["nets"][k8scluster_net_list
[0]]
908 k8scluster_net_list
.pop(0)
909 vnfr_update_rollback
["k8s-cluster.nets.{}.vim_net".format(net_index
)] = None
910 vnfr_update
["k8s-cluster.nets.{}.vim_net".format(net_index
)] = vim_net
911 if vim_net
and (kdur_net
.get("vnf-vld-id") or kdur_net
.get("ns-vld-id")):
912 ifaces_forcing_vim_network
.append({
913 "name": kdur_net
.get("vnf-vld-id") or kdur_net
.get("ns-vld-id"),
914 "vnf-vld-id": kdur_net
.get("vnf-vld-id"),
915 "ns-vld-id": kdur_net
.get("ns-vld-id"),
916 "vim-network-name": vim_net
, # TODO can it be vim-network-id ???
918 # TODO check that this forcing is not incompatible with other forcing
919 return ifaces_forcing_vim_network
921 def _update_vnfrs(self
, session
, rollback
, nsr
, indata
):
924 vnfrs
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
928 vnfr_update_rollback
= {}
929 member_vnf_index
= vnfr
["member-vnf-index-ref"]
930 # update vim-account-id
932 vim_account
= indata
["vimAccountId"]
933 # check instantiate parameters
934 for vnf_inst_params
in get_iterable(indata
.get("vnf")):
935 if vnf_inst_params
["member-vnf-index"] != member_vnf_index
:
937 if vnf_inst_params
.get("vimAccountId"):
938 vim_account
= vnf_inst_params
.get("vimAccountId")
940 # get vnf.vdu.interface instantiation params to update vnfr.vdur.interfaces ip, mac
941 for vdu_inst_param
in get_iterable(vnf_inst_params
.get("vdu")):
942 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
943 if vdu_inst_param
["id"] != vdur
["vdu-id-ref"]:
945 for iface_inst_param
in get_iterable(vdu_inst_param
.get("interface")):
946 iface_index
, _
= next(i
for i
in enumerate(vdur
["interfaces"])
947 if i
[1]["name"] == iface_inst_param
["name"])
948 vnfr_update_text
= "vdur.{}.interfaces.{}".format(vdur_index
, iface_index
)
949 if iface_inst_param
.get("ip-address"):
950 vnfr_update
[vnfr_update_text
+ ".ip-address"] = increment_ip_mac(
951 iface_inst_param
.get("ip-address"), vdur
.get("count-index", 0))
952 if iface_inst_param
.get("mac-address"):
953 vnfr_update
[vnfr_update_text
+ ".mac-address"] = increment_ip_mac(
954 iface_inst_param
.get("mac-address"), vdur
.get("count-index", 0))
955 # get vnf.internal-vld.internal-conection-point instantiation params to update vnfr.vdur.interfaces
956 # TODO update vld with the ip-profile
957 for ivld_inst_param
in get_iterable(vnf_inst_params
.get("internal-vld")):
958 for icp_inst_param
in get_iterable(ivld_inst_param
.get("internal-connection-point")):
960 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
961 for iface_index
, iface
in enumerate(vdur
["interfaces"]):
962 if iface
.get("internal-connection-point-ref") == icp_inst_param
["id-ref"]:
963 vnfr_update_text
= "vdur.{}.interfaces.{}".format(vdur_index
, iface_index
)
964 if icp_inst_param
.get("ip-address"):
965 vnfr_update
[vnfr_update_text
+ ".ip-address"] = increment_ip_mac(
966 icp_inst_param
.get("ip-address"), vdur
.get("count-index", 0))
967 if icp_inst_param
.get("mac-address"):
968 vnfr_update
[vnfr_update_text
+ ".mac-address"] = increment_ip_mac(
969 icp_inst_param
.get("mac-address"), vdur
.get("count-index", 0))
971 # get ip address from instantiation parameters.vld.vnfd-connection-point-ref
972 for vld_inst_param
in get_iterable(indata
.get("vld")):
973 for vnfcp_inst_param
in get_iterable(vld_inst_param
.get("vnfd-connection-point-ref")):
974 if vnfcp_inst_param
["member-vnf-index-ref"] != member_vnf_index
:
977 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
978 for iface_index
, iface
in enumerate(vdur
["interfaces"]):
979 if iface
.get("external-connection-point-ref") == \
980 vnfcp_inst_param
["vnfd-connection-point-ref"]:
981 vnfr_update_text
= "vdur.{}.interfaces.{}".format(vdur_index
, iface_index
)
982 if vnfcp_inst_param
.get("ip-address"):
983 vnfr_update
[vnfr_update_text
+ ".ip-address"] = increment_ip_mac(
984 vnfcp_inst_param
.get("ip-address"), vdur
.get("count-index", 0))
985 if vnfcp_inst_param
.get("mac-address"):
986 vnfr_update
[vnfr_update_text
+ ".mac-address"] = increment_ip_mac(
987 vnfcp_inst_param
.get("mac-address"), vdur
.get("count-index", 0))
990 vnfr_update
["vim-account-id"] = vim_account
991 vnfr_update_rollback
["vim-account-id"] = vnfr
.get("vim-account-id")
994 ifaces_forcing_vim_network
= self
._look
_for
_pdu
(session
, rollback
, vnfr
, vim_account
, vnfr_update
,
995 vnfr_update_rollback
)
998 ifaces_forcing_vim_network
+= self
._look
_for
_k
8scluster
(session
, rollback
, vnfr
, vim_account
, vnfr_update
,
999 vnfr_update_rollback
)
1000 # update database vnfr
1001 self
.db
.set_one("vnfrs", {"_id": vnfr
["_id"]}, vnfr_update
)
1002 rollback
.append({"topic": "vnfrs", "_id": vnfr
["_id"], "operation": "set", "content": vnfr_update_rollback
})
1004 # Update indada in case pdu forces to use a concrete vim-network-name
1005 # TODO check if user has already insert a vim-network-name and raises an error
1006 if not ifaces_forcing_vim_network
:
1008 for iface_info
in ifaces_forcing_vim_network
:
1009 if iface_info
.get("ns-vld-id"):
1010 if "vld" not in indata
:
1012 indata
["vld"].append({key
: iface_info
[key
] for key
in
1013 ("name", "vim-network-name", "vim-network-id") if iface_info
.get(key
)})
1015 elif iface_info
.get("vnf-vld-id"):
1016 if "vnf" not in indata
:
1018 indata
["vnf"].append({
1019 "member-vnf-index": member_vnf_index
,
1020 "internal-vld": [{key
: iface_info
[key
] for key
in
1021 ("name", "vim-network-name", "vim-network-id") if iface_info
.get(key
)}]
1025 def _create_nslcmop(nsr_id
, operation
, params
):
1027 Creates a ns-lcm-opp content to be stored at database.
1028 :param nsr_id: internal id of the instance
1029 :param operation: instantiate, terminate, scale, action, ...
1030 :param params: user parameters for the operation
1031 :return: dictionary following SOL005 format
1038 "operationState": "PROCESSING", # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
1039 "queuePosition": None,
1041 "errorMessage": None,
1042 "detailedStatus": None,
1043 "statusEnteredTime": now
,
1044 "nsInstanceId": nsr_id
,
1045 "lcmOperationType": operation
,
1047 "isAutomaticInvocation": False,
1048 "operationParams": params
,
1049 "isCancelPending": False,
1051 "self": "/osm/nslcm/v1/ns_lcm_op_occs/" + _id
,
1052 "nsInstance": "/osm/nslcm/v1/ns_instances/" + nsr_id
,
1057 def _get_enabled_vims(self
, session
):
1059 Retrieve and return VIM accounts that are accessible by current user and has state ENABLE
1060 :param session: current session with user information
1062 db_filter
= self
._get
_project
_filter
(session
)
1063 db_filter
["_admin.operationalState"] = "ENABLED"
1064 vims
= self
.db
.get_list("vim_accounts", db_filter
)
1067 vimAccounts
.append(vim
['_id'])
1070 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None, slice_object
=False):
1072 Performs a new operation over a ns
1073 :param rollback: list to append created items at database in case a rollback must to be done
1074 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1075 :param indata: descriptor with the parameters of the operation. It must contains among others
1076 nsInstanceId: _id of the nsr to perform the operation
1077 operation: it can be: instantiate, terminate, action, TODO: update, heal
1078 :param kwargs: used to override the indata descriptor
1079 :param headers: http request headers
1080 :return: id of the nslcmops
1082 def check_if_nsr_is_not_slice_member(session
, nsr_id
):
1084 db_filter
= self
._get
_project
_filter
(session
)
1085 db_filter
["_admin.nsrs-detailed-list.ANYINDEX.nsrId"] = nsr_id
1086 nsis
= self
.db
.get_one("nsis", db_filter
, fail_on_empty
=False, fail_on_more
=False)
1088 raise EngineException("The NS instance {} cannot be terminated because is used by the slice {}".format(
1089 nsr_id
, nsis
["_id"]), http_code
=HTTPStatus
.CONFLICT
)
1092 # Override descriptor with query string kwargs
1093 self
._update
_input
_with
_kwargs
(indata
, kwargs
, yaml_format
=True)
1094 operation
= indata
["lcmOperationType"]
1095 nsInstanceId
= indata
["nsInstanceId"]
1097 validate_input(indata
, self
.operation_schema
[operation
])
1098 # get ns from nsr_id
1099 _filter
= BaseTopic
._get
_project
_filter
(session
)
1100 _filter
["_id"] = nsInstanceId
1101 nsr
= self
.db
.get_one("nsrs", _filter
)
1104 if operation
== "terminate" and slice_object
is False:
1105 check_if_nsr_is_not_slice_member(session
, nsr
["_id"])
1106 if not nsr
["_admin"].get("nsState") or nsr
["_admin"]["nsState"] == "NOT_INSTANTIATED":
1107 if operation
== "terminate" and indata
.get("autoremove"):
1108 # NSR must be deleted
1109 return None, None # a none in this case is used to indicate not instantiated. It can be removed
1110 if operation
!= "instantiate":
1111 raise EngineException("ns_instance '{}' cannot be '{}' because it is not instantiated".format(
1112 nsInstanceId
, operation
), HTTPStatus
.CONFLICT
)
1114 if operation
== "instantiate" and not session
["force"]:
1115 raise EngineException("ns_instance '{}' cannot be '{}' because it is already instantiated".format(
1116 nsInstanceId
, operation
), HTTPStatus
.CONFLICT
)
1117 self
._check
_ns
_operation
(session
, nsr
, operation
, indata
)
1119 if operation
== "instantiate":
1120 self
._update
_vnfrs
(session
, rollback
, nsr
, indata
)
1122 nslcmop_desc
= self
._create
_nslcmop
(nsInstanceId
, operation
, indata
)
1123 _id
= nslcmop_desc
["_id"]
1124 self
.format_on_new(nslcmop_desc
, session
["project_id"], make_public
=session
["public"])
1125 if indata
.get("placement-engine"):
1126 # Save valid vim accounts in lcm operation descriptor
1127 nslcmop_desc
['operationParams']['validVimAccounts'] = self
._get
_enabled
_vims
(session
)
1128 self
.db
.create("nslcmops", nslcmop_desc
)
1129 rollback
.append({"topic": "nslcmops", "_id": _id
})
1130 if not slice_object
:
1131 self
.msg
.write("ns", operation
, nslcmop_desc
)
1133 except ValidationError
as e
: # TODO remove try Except, it is captured at nbi.py
1134 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
1135 # except DbException as e:
1136 # raise EngineException("Cannot get ns_instance '{}': {}".format(e), HTTPStatus.NOT_FOUND)
1138 def delete(self
, session
, _id
, dry_run
=False, not_send_msg
=None):
1139 raise EngineException("Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
1141 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
1142 raise EngineException("Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
1145 class NsiTopic(BaseTopic
):
1148 quota_name
= "slice_instances"
1150 def __init__(self
, db
, fs
, msg
, auth
):
1151 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
1152 self
.nsrTopic
= NsrTopic(db
, fs
, msg
, auth
)
1155 def _format_ns_request(ns_request
):
1156 formated_request
= copy(ns_request
)
1157 # TODO: Add request params
1158 return formated_request
1161 def _format_addional_params(slice_request
):
1163 Get and format user additional params for NS or VNF
1164 :param slice_request: User instantiation additional parameters
1165 :return: a formatted copy of additional params or None if not supplied
1167 additional_params
= copy(slice_request
.get("additionalParamsForNsi"))
1168 if additional_params
:
1169 for k
, v
in additional_params
.items():
1170 if not isinstance(k
, str):
1171 raise EngineException("Invalid param at additionalParamsForNsi:{}. Only string keys are allowed".
1173 if "." in k
or "$" in k
:
1174 raise EngineException("Invalid param at additionalParamsForNsi:{}. Keys must not contain dots or $".
1176 if isinstance(v
, (dict, tuple, list)):
1177 additional_params
[k
] = "!!yaml " + safe_dump(v
)
1178 return additional_params
1180 def _check_descriptor_dependencies(self
, session
, descriptor
):
1182 Check that the dependent descriptors exist on a new descriptor or edition
1183 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1184 :param descriptor: descriptor to be inserted or edit
1185 :return: None or raises exception
1187 if not descriptor
.get("nst-ref"):
1189 nstd_id
= descriptor
["nst-ref"]
1190 if not self
.get_item_list(session
, "nsts", {"id": nstd_id
}):
1191 raise EngineException("Descriptor error at nst-ref='{}' references a non exist nstd".format(nstd_id
),
1192 http_code
=HTTPStatus
.CONFLICT
)
1194 def check_conflict_on_del(self
, session
, _id
, db_content
):
1196 Check that NSI is not instantiated
1197 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1198 :param _id: nsi internal id
1199 :param db_content: The database content of the _id
1200 :return: None or raises EngineException with the conflict
1202 if session
["force"]:
1205 if nsi
["_admin"].get("nsiState") == "INSTANTIATED":
1206 raise EngineException("nsi '{}' cannot be deleted because it is in 'INSTANTIATED' state. "
1207 "Launch 'terminate' operation first; or force deletion".format(_id
),
1208 http_code
=HTTPStatus
.CONFLICT
)
1210 def delete_extra(self
, session
, _id
, db_content
, not_send_msg
=None):
1212 Deletes associated nsilcmops from database. Deletes associated filesystem.
1213 Set usageState of nst
1214 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1215 :param _id: server internal id
1216 :param db_content: The database content of the descriptor
1217 :param not_send_msg: To not send message (False) or store content (list) instead
1218 :return: None if ok or raises EngineException with the problem
1221 # Deleting the nsrs belonging to nsir
1223 for nsrs_detailed_item
in nsir
["_admin"]["nsrs-detailed-list"]:
1224 nsr_id
= nsrs_detailed_item
["nsrId"]
1225 if nsrs_detailed_item
.get("shared"):
1226 _filter
= {"_admin.nsrs-detailed-list.ANYINDEX.shared": True,
1227 "_admin.nsrs-detailed-list.ANYINDEX.nsrId": nsr_id
,
1228 "_id.ne": nsir
["_id"]}
1229 nsi
= self
.db
.get_one("nsis", _filter
, fail_on_empty
=False, fail_on_more
=False)
1230 if nsi
: # last one using nsr
1233 self
.nsrTopic
.delete(session
, nsr_id
, dry_run
=False, not_send_msg
=not_send_msg
)
1234 except (DbException
, EngineException
) as e
:
1235 if e
.http_code
== HTTPStatus
.NOT_FOUND
:
1240 # delete related nsilcmops database entries
1241 self
.db
.del_list("nsilcmops", {"netsliceInstanceId": _id
})
1243 # Check and set used NST usage state
1244 nsir_admin
= nsir
.get("_admin")
1245 if nsir_admin
and nsir_admin
.get("nst-id"):
1246 # check if used by another NSI
1247 nsis_list
= self
.db
.get_one("nsis", {"nst-id": nsir_admin
["nst-id"]},
1248 fail_on_empty
=False, fail_on_more
=False)
1250 self
.db
.set_one("nsts", {"_id": nsir_admin
["nst-id"]}, {"_admin.usageState": "NOT_IN_USE"})
1252 # def delete(self, session, _id, dry_run=False):
1254 # Delete item by its internal _id
1255 # :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1256 # :param _id: server internal id
1257 # :param dry_run: make checking but do not delete
1258 # :return: dictionary with deleted item _id. It raises EngineException on error: not found, conflict, ...
1260 # # TODO add admin to filter, validate rights
1261 # BaseTopic.delete(self, session, _id, dry_run=True)
1265 # # Deleting the nsrs belonging to nsir
1266 # nsir = self.db.get_one("nsis", {"_id": _id})
1267 # for nsrs_detailed_item in nsir["_admin"]["nsrs-detailed-list"]:
1268 # nsr_id = nsrs_detailed_item["nsrId"]
1269 # if nsrs_detailed_item.get("shared"):
1270 # _filter = {"_admin.nsrs-detailed-list.ANYINDEX.shared": True,
1271 # "_admin.nsrs-detailed-list.ANYINDEX.nsrId": nsr_id,
1272 # "_id.ne": nsir["_id"]}
1273 # nsi = self.db.get_one("nsis", _filter, fail_on_empty=False, fail_on_more=False)
1274 # if nsi: # last one using nsr
1277 # self.nsrTopic.delete(session, nsr_id, dry_run=False)
1278 # except (DbException, EngineException) as e:
1279 # if e.http_code == HTTPStatus.NOT_FOUND:
1283 # # deletes NetSlice instance object
1284 # v = self.db.del_one("nsis", {"_id": _id})
1286 # # makes a temporal list of nsilcmops objects related to the _id given and deletes them from db
1287 # _filter = {"netsliceInstanceId": _id}
1288 # self.db.del_list("nsilcmops", _filter)
1290 # # Search if nst is being used by other nsi
1291 # nsir_admin = nsir.get("_admin")
1293 # if nsir_admin.get("nst-id"):
1294 # nsis_list = self.db.get_one("nsis", {"nst-id": nsir_admin["nst-id"]},
1295 # fail_on_empty=False, fail_on_more=False)
1297 # self.db.set_one("nsts", {"_id": nsir_admin["nst-id"]}, {"_admin.usageState": "NOT_IN_USE"})
1300 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
1302 Creates a new netslice instance record into database. It also creates needed nsrs and vnfrs
1303 :param rollback: list to append the created items at database in case a rollback must be done
1304 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1305 :param indata: params to be used for the nsir
1306 :param kwargs: used to override the indata descriptor
1307 :param headers: http request headers
1308 :return: the _id of nsi descriptor created at database
1312 step
= "checking quotas"
1313 self
.check_quota(session
)
1316 slice_request
= self
._remove
_envelop
(indata
)
1317 # Override descriptor with query string kwargs
1318 self
._update
_input
_with
_kwargs
(slice_request
, kwargs
)
1319 self
._validate
_input
_new
(slice_request
, session
["force"])
1322 step
= "getting nstd id='{}' from database".format(slice_request
.get("nstId"))
1323 _filter
= self
._get
_project
_filter
(session
)
1324 _filter
["_id"] = slice_request
["nstId"]
1325 nstd
= self
.db
.get_one("nsts", _filter
)
1326 # check NST is not disabled
1327 step
= "checking NST operationalState"
1328 if nstd
["_admin"]["operationalState"] == "DISABLED":
1329 raise EngineException("nst with id '{}' is DISABLED, and thus cannot be used to create a netslice "
1330 "instance".format(slice_request
["nstId"]), http_code
=HTTPStatus
.CONFLICT
)
1333 # check NSD is not disabled
1334 step
= "checking operationalState"
1335 if nstd
["_admin"]["operationalState"] == "DISABLED":
1336 raise EngineException("nst with id '{}' is DISABLED, and thus cannot be used to create "
1337 "a network slice".format(slice_request
["nstId"]), http_code
=HTTPStatus
.CONFLICT
)
1339 nstd
.pop("_admin", None)
1340 nstd_id
= nstd
.pop("_id", None)
1341 nsi_id
= str(uuid4())
1342 step
= "filling nsi_descriptor with input data"
1347 "name": slice_request
["nsiName"],
1348 "description": slice_request
.get("nsiDescription", ""),
1349 "datacenter": slice_request
["vimAccountId"],
1350 "nst-ref": nstd
["id"],
1351 "instantiation_parameters": slice_request
,
1352 "network-slice-template": nstd
,
1356 "additionalParamsForNsi": self
._format
_addional
_params
(slice_request
)
1359 step
= "creating nsi at database"
1360 self
.format_on_new(nsi_descriptor
, session
["project_id"], make_public
=session
["public"])
1361 nsi_descriptor
["_admin"]["nsiState"] = "NOT_INSTANTIATED"
1362 nsi_descriptor
["_admin"]["netslice-subnet"] = None
1363 nsi_descriptor
["_admin"]["deployed"] = {}
1364 nsi_descriptor
["_admin"]["deployed"]["RO"] = []
1365 nsi_descriptor
["_admin"]["nst-id"] = nstd_id
1367 # Creating netslice-vld for the RO.
1368 step
= "creating netslice-vld at database"
1370 # Building the vlds list to be deployed
1371 # From netslice descriptors, creating the initial list
1374 for netslice_vlds
in get_iterable(nstd
.get("netslice-vld")):
1375 # Getting template Instantiation parameters from NST
1376 nsi_vld
= deepcopy(netslice_vlds
)
1377 nsi_vld
["shared-nsrs-list"] = []
1378 nsi_vld
["vimAccountId"] = slice_request
["vimAccountId"]
1379 nsi_vlds
.append(nsi_vld
)
1381 nsi_descriptor
["_admin"]["netslice-vld"] = nsi_vlds
1382 # Creating netslice-subnet_record.
1386 # Updating the nstd with the nsd["_id"] associated to the nss -> services list
1387 for member_ns
in nstd
["netslice-subnet"]:
1388 nsd_id
= member_ns
["nsd-ref"]
1389 step
= "getting nstd id='{}' constituent-nsd='{}' from database".format(
1390 member_ns
["nsd-ref"], member_ns
["id"])
1391 if nsd_id
not in needed_nsds
:
1393 _filter
["id"] = nsd_id
1394 nsd
= self
.db
.get_one("nsds", _filter
, fail_on_empty
=True, fail_on_more
=True)
1397 needed_nsds
[nsd_id
] = nsd
1399 nsd
= needed_nsds
[nsd_id
]
1400 member_ns
["_id"] = needed_nsds
[nsd_id
].get("_id")
1401 services
.append(member_ns
)
1403 step
= "filling nsir nsd-id='{}' constituent-nsd='{}' from database".format(
1404 member_ns
["nsd-ref"], member_ns
["id"])
1406 # creates Network Services records (NSRs)
1407 step
= "creating nsrs at database using NsrTopic.new()"
1408 ns_params
= slice_request
.get("netslice-subnet")
1410 nsi_netslice_subnet
= []
1411 for service
in services
:
1412 # Check if the netslice-subnet is shared and if it is share if the nss exists
1415 # Is the nss shared and instantiated?
1416 _filter
["_admin.nsrs-detailed-list.ANYINDEX.shared"] = True
1417 _filter
["_admin.nsrs-detailed-list.ANYINDEX.nsd-id"] = service
["nsd-ref"]
1418 _filter
["_admin.nsrs-detailed-list.ANYINDEX.nss-id"] = service
["id"]
1419 nsi
= self
.db
.get_one("nsis", _filter
, fail_on_empty
=False, fail_on_more
=False)
1420 if nsi
and service
.get("is-shared-nss"):
1421 nsrs_detailed_list
= nsi
["_admin"]["nsrs-detailed-list"]
1422 for nsrs_detailed_item
in nsrs_detailed_list
:
1423 if nsrs_detailed_item
["nsd-id"] == service
["nsd-ref"]:
1424 if nsrs_detailed_item
["nss-id"] == service
["id"]:
1425 _id_nsr
= nsrs_detailed_item
["nsrId"]
1427 for netslice_subnet
in nsi
["_admin"]["netslice-subnet"]:
1428 if netslice_subnet
["nss-id"] == service
["id"]:
1429 indata_ns
= netslice_subnet
1433 if service
.get("instantiation-parameters"):
1434 indata_ns
= deepcopy(service
["instantiation-parameters"])
1435 # del service["instantiation-parameters"]
1437 indata_ns
["nsdId"] = service
["_id"]
1438 indata_ns
["nsName"] = slice_request
.get("nsiName") + "." + service
["id"]
1439 indata_ns
["vimAccountId"] = slice_request
.get("vimAccountId")
1440 indata_ns
["nsDescription"] = service
["description"]
1441 if slice_request
.get("ssh_keys"):
1442 indata_ns
["ssh_keys"] = slice_request
.get("ssh_keys")
1445 for ns_param
in ns_params
:
1446 if ns_param
.get("id") == service
["id"]:
1447 copy_ns_param
= deepcopy(ns_param
)
1448 del copy_ns_param
["id"]
1449 indata_ns
.update(copy_ns_param
)
1452 # Creates Nsr objects
1453 _id_nsr
, _
= self
.nsrTopic
.new(rollback
, session
, indata_ns
, kwargs
, headers
)
1454 nsrs_item
= {"nsrId": _id_nsr
, "shared": service
.get("is-shared-nss"), "nsd-id": service
["nsd-ref"],
1455 "nss-id": service
["id"], "nslcmop_instantiate": None}
1456 indata_ns
["nss-id"] = service
["id"]
1457 nsrs_list
.append(nsrs_item
)
1458 nsi_netslice_subnet
.append(indata_ns
)
1459 nsr_ref
= {"nsr-ref": _id_nsr
}
1460 nsi_descriptor
["nsr-ref-list"].append(nsr_ref
)
1462 # Adding the nsrs list to the nsi
1463 nsi_descriptor
["_admin"]["nsrs-detailed-list"] = nsrs_list
1464 nsi_descriptor
["_admin"]["netslice-subnet"] = nsi_netslice_subnet
1465 self
.db
.set_one("nsts", {"_id": slice_request
["nstId"]}, {"_admin.usageState": "IN_USE"})
1467 # Creating the entry in the database
1468 self
.db
.create("nsis", nsi_descriptor
)
1469 rollback
.append({"topic": "nsis", "_id": nsi_id
})
1471 except Exception as e
: # TODO remove try Except, it is captured at nbi.py
1472 self
.logger
.exception("Exception {} at NsiTopic.new()".format(e
), exc_info
=True)
1473 raise EngineException("Error {}: {}".format(step
, e
))
1474 except ValidationError
as e
:
1475 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
1477 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
1478 raise EngineException("Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
1481 class NsiLcmOpTopic(BaseTopic
):
1484 operation_schema
= { # mapping between operation and jsonschema to validate
1485 "instantiate": nsi_instantiate
,
1489 def __init__(self
, db
, fs
, msg
, auth
):
1490 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
1491 self
.nsi_NsLcmOpTopic
= NsLcmOpTopic(self
.db
, self
.fs
, self
.msg
, self
.auth
)
1493 def _check_nsi_operation(self
, session
, nsir
, operation
, indata
):
1495 Check that user has enter right parameters for the operation
1496 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1497 :param operation: it can be: instantiate, terminate, action, TODO: update, heal
1498 :param indata: descriptor with the parameters of the operation
1502 nstd
= nsir
["network-slice-template"]
1504 def check_valid_netslice_subnet_id(nstId
):
1505 # TODO change to vnfR (??)
1506 for netslice_subnet
in nstd
["netslice-subnet"]:
1507 if nstId
== netslice_subnet
["id"]:
1508 nsd_id
= netslice_subnet
["nsd-ref"]
1509 if nsd_id
not in nsds
:
1510 _filter
= self
._get
_project
_filter
(session
)
1511 _filter
["id"] = nsd_id
1512 nsds
[nsd_id
] = self
.db
.get_one("nsds", _filter
)
1515 raise EngineException("Invalid parameter nstId='{}' is not one of the "
1516 "nst:netslice-subnet".format(nstId
))
1517 if operation
== "instantiate":
1518 # check the existance of netslice-subnet items
1519 for in_nst
in get_iterable(indata
.get("netslice-subnet")):
1520 check_valid_netslice_subnet_id(in_nst
["id"])
1522 def _create_nsilcmop(self
, session
, netsliceInstanceId
, operation
, params
):
1528 "operationState": "PROCESSING", # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
1529 "statusEnteredTime": now
,
1530 "netsliceInstanceId": netsliceInstanceId
,
1531 "lcmOperationType": operation
,
1533 "isAutomaticInvocation": False,
1534 "operationParams": params
,
1535 "isCancelPending": False,
1537 "self": "/osm/nsilcm/v1/nsi_lcm_op_occs/" + _id
,
1538 "netsliceInstanceId": "/osm/nsilcm/v1/netslice_instances/" + netsliceInstanceId
,
1543 def add_shared_nsr_2vld(self
, nsir
, nsr_item
):
1544 for nst_sb_item
in nsir
["network-slice-template"].get("netslice-subnet"):
1545 if nst_sb_item
.get("is-shared-nss"):
1546 for admin_subnet_item
in nsir
["_admin"].get("netslice-subnet"):
1547 if admin_subnet_item
["nss-id"] == nst_sb_item
["id"]:
1548 for admin_vld_item
in nsir
["_admin"].get("netslice-vld"):
1549 for admin_vld_nss_cp_ref_item
in admin_vld_item
["nss-connection-point-ref"]:
1550 if admin_subnet_item
["nss-id"] == admin_vld_nss_cp_ref_item
["nss-ref"]:
1551 if not nsr_item
["nsrId"] in admin_vld_item
["shared-nsrs-list"]:
1552 admin_vld_item
["shared-nsrs-list"].append(nsr_item
["nsrId"])
1554 # self.db.set_one("nsis", {"_id": nsir["_id"]}, nsir)
1555 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, {"_admin.netslice-vld": nsir
["_admin"].get("netslice-vld")})
1557 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
1559 Performs a new operation over a ns
1560 :param rollback: list to append created items at database in case a rollback must to be done
1561 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1562 :param indata: descriptor with the parameters of the operation. It must contains among others
1563 netsliceInstanceId: _id of the nsir to perform the operation
1564 operation: it can be: instantiate, terminate, action, TODO: update, heal
1565 :param kwargs: used to override the indata descriptor
1566 :param headers: http request headers
1567 :return: id of the nslcmops
1570 # Override descriptor with query string kwargs
1571 self
._update
_input
_with
_kwargs
(indata
, kwargs
)
1572 operation
= indata
["lcmOperationType"]
1573 netsliceInstanceId
= indata
["netsliceInstanceId"]
1574 validate_input(indata
, self
.operation_schema
[operation
])
1576 # get nsi from netsliceInstanceId
1577 _filter
= self
._get
_project
_filter
(session
)
1578 _filter
["_id"] = netsliceInstanceId
1579 nsir
= self
.db
.get_one("nsis", _filter
)
1580 logging_prefix
= "nsi={} {} ".format(netsliceInstanceId
, operation
)
1584 if not nsir
["_admin"].get("nsiState") or nsir
["_admin"]["nsiState"] == "NOT_INSTANTIATED":
1585 if operation
== "terminate" and indata
.get("autoremove"):
1586 # NSIR must be deleted
1587 return None, None # a none in this case is used to indicate not instantiated. It can be removed
1588 if operation
!= "instantiate":
1589 raise EngineException("netslice_instance '{}' cannot be '{}' because it is not instantiated".format(
1590 netsliceInstanceId
, operation
), HTTPStatus
.CONFLICT
)
1592 if operation
== "instantiate" and not session
["force"]:
1593 raise EngineException("netslice_instance '{}' cannot be '{}' because it is already instantiated".
1594 format(netsliceInstanceId
, operation
), HTTPStatus
.CONFLICT
)
1596 # Creating all the NS_operation (nslcmop)
1597 # Get service list from db
1598 nsrs_list
= nsir
["_admin"]["nsrs-detailed-list"]
1600 # nslcmops_item = None
1601 for index
, nsr_item
in enumerate(nsrs_list
):
1602 nsr_id
= nsr_item
["nsrId"]
1603 if nsr_item
.get("shared"):
1604 _filter
["_admin.nsrs-detailed-list.ANYINDEX.shared"] = True
1605 _filter
["_admin.nsrs-detailed-list.ANYINDEX.nsrId"] = nsr_id
1606 _filter
["_admin.nsrs-detailed-list.ANYINDEX.nslcmop_instantiate.ne"] = None
1607 _filter
["_id.ne"] = netsliceInstanceId
1608 nsi
= self
.db
.get_one("nsis", _filter
, fail_on_empty
=False, fail_on_more
=False)
1609 if operation
== "terminate":
1610 _update
= {"_admin.nsrs-detailed-list.{}.nslcmop_instantiate".format(index
): None}
1611 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, _update
)
1612 if nsi
: # other nsi is using this nsr and it needs this nsr instantiated
1613 continue # do not create nsilcmop
1615 # looks the first nsi fulfilling the conditions but not being the current NSIR
1617 nsi_nsr_item
= next(n
for n
in nsi
["_admin"]["nsrs-detailed-list"] if
1618 n
["nsrId"] == nsr_id
and n
["shared"] and
1619 n
["nslcmop_instantiate"])
1620 self
.add_shared_nsr_2vld(nsir
, nsr_item
)
1621 nslcmops
.append(nsi_nsr_item
["nslcmop_instantiate"])
1622 _update
= {"_admin.nsrs-detailed-list.{}".format(index
): nsi_nsr_item
}
1623 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, _update
)
1624 # continue to not create nslcmop since nsrs is shared and nsrs was created
1627 self
.add_shared_nsr_2vld(nsir
, nsr_item
)
1632 "lcmOperationType": operation
,
1633 "nsInstanceId": nsr_id
,
1634 # Including netslice_id in the ns instantiate Operation
1635 "netsliceInstanceId": netsliceInstanceId
,
1637 if operation
== "instantiate":
1638 service
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1639 indata_ns
.update(service
["instantiate_params"])
1641 # Creating NS_LCM_OP with the flag slice_object=True to not trigger the service instantiation
1642 # message via kafka bus
1643 nslcmop
, _
= self
.nsi_NsLcmOpTopic
.new(rollback
, session
, indata_ns
, None, headers
,
1645 nslcmops
.append(nslcmop
)
1646 if operation
== "instantiate":
1647 _update
= {"_admin.nsrs-detailed-list.{}.nslcmop_instantiate".format(index
): nslcmop
}
1648 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, _update
)
1649 except (DbException
, EngineException
) as e
:
1650 if e
.http_code
== HTTPStatus
.NOT_FOUND
:
1651 self
.logger
.info(logging_prefix
+ "skipping NS={} because not found".format(nsr_id
))
1657 indata
["nslcmops_ids"] = nslcmops
1658 self
._check
_nsi
_operation
(session
, nsir
, operation
, indata
)
1660 nsilcmop_desc
= self
._create
_nsilcmop
(session
, netsliceInstanceId
, operation
, indata
)
1661 self
.format_on_new(nsilcmop_desc
, session
["project_id"], make_public
=session
["public"])
1662 _id
= self
.db
.create("nsilcmops", nsilcmop_desc
)
1663 rollback
.append({"topic": "nsilcmops", "_id": _id
})
1664 self
.msg
.write("nsi", operation
, nsilcmop_desc
)
1666 except ValidationError
as e
:
1667 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
1669 def delete(self
, session
, _id
, dry_run
=False, not_send_msg
=None):
1670 raise EngineException("Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
1672 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
1673 raise EngineException("Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)