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 validation
import validate_input
, ValidationError
, ns_instantiate
, ns_action
, ns_scale
, nsi_instantiate
22 from base_topic
import BaseTopic
, EngineException
, get_iterable
23 from descriptor_topics
import DescriptorTopic
24 from yaml
import safe_dump
25 from osm_common
.dbbase
import DbException
26 from re
import match
# For checking that additional parameter names are valid Jinja2 identifiers
28 __author__
= "Alfonso Tierno <alfonso.tiernosepulveda@telefonica.com>"
31 class NsrTopic(BaseTopic
):
35 def __init__(self
, db
, fs
, msg
):
36 BaseTopic
.__init
__(self
, db
, fs
, msg
)
38 def _check_descriptor_dependencies(self
, session
, descriptor
):
40 Check that the dependent descriptors exist on a new descriptor or edition
41 :param session: client session information
42 :param descriptor: descriptor to be inserted or edit
43 :return: None or raises exception
45 if not descriptor
.get("nsdId"):
47 nsd_id
= descriptor
["nsdId"]
48 if not self
.get_item_list(session
, "nsds", {"id": nsd_id
}):
49 raise EngineException("Descriptor error at nsdId='{}' references a non exist nsd".format(nsd_id
),
50 http_code
=HTTPStatus
.CONFLICT
)
53 def format_on_new(content
, project_id
=None, make_public
=False):
54 BaseTopic
.format_on_new(content
, project_id
=project_id
, make_public
=make_public
)
55 content
["_admin"]["nsState"] = "NOT_INSTANTIATED"
57 def check_conflict_on_del(self
, session
, _id
):
60 nsr
= self
.db
.get_one("nsrs", {"_id": _id
})
61 if nsr
["_admin"].get("nsState") == "INSTANTIATED":
62 raise EngineException("nsr '{}' cannot be deleted because it is in 'INSTANTIATED' state. "
63 "Launch 'terminate' operation first; or force deletion".format(_id
),
64 http_code
=HTTPStatus
.CONFLICT
)
66 def delete_extra(self
, session
, _id
):
67 self
.fs
.file_delete(_id
, ignore_non_exist
=True)
68 self
.db
.del_list("nslcmops", {"nsInstanceId": _id
})
69 self
.db
.del_list("vnfrs", {"nsr-id-ref": _id
})
70 # set all used pdus as free
71 self
.db
.set_list("pdus", {"_admin.usage.nsr_id": _id
},
72 {"_admin.usageState": "NOT_IN_USE", "_admin.usage": None})
75 def _format_ns_request(ns_request
):
76 formated_request
= copy(ns_request
)
77 formated_request
.pop("additionalParamsForNs", None)
78 formated_request
.pop("additionalParamsForVnf", None)
79 return formated_request
82 def _format_addional_params(ns_request
, member_vnf_index
=None, descriptor
=None):
84 Get and format user additional params for NS or VNF
85 :param ns_request: User instantiation additional parameters
86 :param member_vnf_index: None for extract NS params, or member_vnf_index to extract VNF params
87 :param descriptor: If not None it check that needed parameters of descriptor are supplied
88 :return: a formated copy of additional params or None if not supplied
90 additional_params
= None
91 if not member_vnf_index
:
92 additional_params
= copy(ns_request
.get("additionalParamsForNs"))
93 where_
= "additionalParamsForNs"
94 elif ns_request
.get("additionalParamsForVnf"):
95 for additionalParamsForVnf
in get_iterable(ns_request
.get("additionalParamsForVnf")):
96 if additionalParamsForVnf
["member-vnf-index"] == member_vnf_index
:
97 additional_params
= copy(additionalParamsForVnf
.get("additionalParams"))
98 where_
= "additionalParamsForVnf[member-vnf-index={}]".format(
99 additionalParamsForVnf
["member-vnf-index"])
101 if additional_params
:
102 for k
, v
in additional_params
.items():
103 # BEGIN Check that additional parameter names are valid Jinja2 identifiers
104 if not match('^[a-zA-Z_][a-zA-Z0-9_]*$', k
):
105 raise EngineException("Invalid param name at {}:{}. Must contain only alphanumeric characters "
106 "and underscores, and cannot start with a digit"
108 # END Check that additional parameter names are valid Jinja2 identifiers
109 if not isinstance(k
, str):
110 raise EngineException("Invalid param at {}:{}. Only string keys are allowed".format(where_
, k
))
111 if "." in k
or "$" in k
:
112 raise EngineException("Invalid param at {}:{}. Keys must not contain dots or $".format(where_
, k
))
113 if isinstance(v
, (dict, tuple, list)):
114 additional_params
[k
] = "!!yaml " + safe_dump(v
)
117 # check that enough parameters are supplied for the initial-config-primitive
118 # TODO: check for cloud-init
120 if descriptor
.get("vnf-configuration"):
121 for initial_primitive
in get_iterable(
122 descriptor
["vnf-configuration"].get("initial-config-primitive")):
123 for param
in get_iterable(initial_primitive
.get("parameter")):
124 if param
["value"].startswith("<") and param
["value"].endswith(">"):
125 if param
["value"] in ("<rw_mgmt_ip>", "<VDU_SCALE_INFO>"):
127 if not additional_params
or param
["value"][1:-1] not in additional_params
:
128 raise EngineException("Parameter '{}' needed for vnfd[id={}]:vnf-configuration:"
129 "initial-config-primitive[name={}] not supplied".
130 format(param
["value"], descriptor
["id"],
131 initial_primitive
["name"]))
133 return additional_params
135 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
137 Creates a new nsr into database. It also creates needed vnfrs
138 :param rollback: list to append the created items at database in case a rollback must be done
139 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
140 :param indata: params to be used for the nsr
141 :param kwargs: used to override the indata descriptor
142 :param headers: http request headers
143 :return: the _id of nsr descriptor created at database
147 ns_request
= self
._remove
_envelop
(indata
)
148 # Override descriptor with query string kwargs
149 self
._update
_input
_with
_kwargs
(ns_request
, kwargs
)
150 self
._validate
_input
_new
(ns_request
, session
["force"])
154 step
= "getting nsd id='{}' from database".format(ns_request
.get("nsdId"))
155 _filter
= {"_id": ns_request
["nsdId"]}
156 _filter
.update(BaseTopic
._get
_project
_filter
(session
))
157 nsd
= self
.db
.get_one("nsds", _filter
)
159 nsr_id
= str(uuid4())
162 step
= "filling nsr from input data"
164 "name": ns_request
["nsName"],
165 "name-ref": ns_request
["nsName"],
166 "short-name": ns_request
["nsName"],
167 "admin-status": "ENABLED",
169 "datacenter": ns_request
["vimAccountId"],
170 "resource-orchestrator": "osmopenmano",
171 "description": ns_request
.get("nsDescription", ""),
172 "constituent-vnfr-ref": [],
174 "operational-status": "init", # typedef ns-operational-
175 "config-status": "init", # typedef config-states
176 "detailed-status": "scheduled",
178 "orchestration-progress": {},
179 # {"networks": {"active": 0, "total": 0}, "vms": {"active": 0, "total": 0}},
182 "nsd-name-ref": nsd
["name"],
183 "operational-events": [], # "id", "timestamp", "description", "event",
184 "nsd-ref": nsd
["id"],
185 "nsd-id": nsd
["_id"],
186 "instantiate_params": self
._format
_ns
_request
(ns_request
),
187 "additionalParamsForNs": self
._format
_addional
_params
(ns_request
),
188 "ns-instance-config-ref": nsr_id
,
191 # "input-parameter": xpath, value,
192 "ssh-authorized-key": ns_request
.get("key-pair-ref"), # TODO remove
194 ns_request
["nsr_id"] = nsr_id
197 nsr_descriptor
["vld"] = []
198 for nsd_vld
in nsd
.get("vld"):
199 nsr_descriptor
["vld"].append(
200 {key
: nsd_vld
[key
] for key
in ("id", "vim-network-name", "vim-network-id") if key
in nsd_vld
})
204 for member_vnf
in nsd
.get("constituent-vnfd", ()):
205 vnfd_id
= member_vnf
["vnfd-id-ref"]
206 step
= "getting vnfd id='{}' constituent-vnfd='{}' from database".format(
207 member_vnf
["vnfd-id-ref"], member_vnf
["member-vnf-index"])
208 if vnfd_id
not in needed_vnfds
:
210 vnfd
= DescriptorTopic
.get_one_by_id(self
.db
, session
, "vnfds", vnfd_id
)
212 needed_vnfds
[vnfd_id
] = vnfd
214 vnfd
= needed_vnfds
[vnfd_id
]
215 step
= "filling vnfr vnfd-id='{}' constituent-vnfd='{}'".format(
216 member_vnf
["vnfd-id-ref"], member_vnf
["member-vnf-index"])
217 vnfr_id
= str(uuid4())
221 "nsr-id-ref": nsr_id
,
222 "member-vnf-index-ref": member_vnf
["member-vnf-index"],
223 "additionalParamsForVnf": self
._format
_addional
_params
(ns_request
, member_vnf
["member-vnf-index"],
226 # "vnfd": vnfd, # at OSM model.but removed to avoid data duplication TODO: revise
228 "vnfd-id": vnfd
["_id"], # not at OSM model, but useful
229 "vim-account-id": None,
231 "connection-point": [],
232 "ip-address": None, # mgmt-interface filled by LCM
236 if vnfd
.get("internal-vld"):
237 vnfr_descriptor
["vld"] = []
238 for vnfd_vld
in vnfd
.get("internal-vld"):
239 vnfr_descriptor
["vld"].append(
240 {key
: vnfd_vld
[key
] for key
in ("id", "vim-network-name", "vim-network-id") if key
in
243 vnfd_mgmt_cp
= vnfd
["mgmt-interface"].get("cp")
244 for cp
in vnfd
.get("connection-point", ()):
247 "connection-point-id": cp
.get("id"),
249 # "ip-address", "mac-address" # filled by LCM
250 # vim-id # TODO it would be nice having a vim port id
252 vnfr_descriptor
["connection-point"].append(vnf_cp
)
253 for vdu
in vnfd
.get("vdu", ()):
255 "vdu-id-ref": vdu
["id"],
256 # TODO "name": "" Name of the VDU in the VIM
257 "ip-address": None, # mgmt-interface filled by LCM
258 # "vim-id", "flavor-id", "image-id", "management-ip" # filled by LCM
259 "internal-connection-point": [],
262 if vdu
.get("pdu-type"):
263 vdur
["pdu-type"] = vdu
["pdu-type"]
264 # TODO volumes: name, volume-id
265 for icp
in vdu
.get("internal-connection-point", ()):
268 "connection-point-id": icp
["id"],
269 "name": icp
.get("name"),
270 # "ip-address", "mac-address" # filled by LCM
271 # vim-id # TODO it would be nice having a vim port id
273 vdur
["internal-connection-point"].append(vdu_icp
)
274 for iface
in vdu
.get("interface", ()):
276 "name": iface
.get("name"),
277 # "ip-address", "mac-address" # filled by LCM
278 # vim-id # TODO it would be nice having a vim port id
280 if vnfd_mgmt_cp
and iface
.get("external-connection-point-ref") == vnfd_mgmt_cp
:
281 vdu_iface
["mgmt-vnf"] = True
282 if iface
.get("mgmt-interface"):
283 vdu_iface
["mgmt-interface"] = True # TODO change to mgmt-vdu
285 # look for network where this interface is connected
286 if iface
.get("external-connection-point-ref"):
287 for nsd_vld
in get_iterable(nsd
.get("vld")):
288 for nsd_vld_cp
in get_iterable(nsd_vld
.get("vnfd-connection-point-ref")):
289 if nsd_vld_cp
.get("vnfd-connection-point-ref") == \
290 iface
["external-connection-point-ref"] and \
291 nsd_vld_cp
.get("member-vnf-index-ref") == member_vnf
["member-vnf-index"]:
292 vdu_iface
["ns-vld-id"] = nsd_vld
["id"]
297 elif iface
.get("internal-connection-point-ref"):
298 for vnfd_ivld
in get_iterable(vnfd
.get("internal-vld")):
299 for vnfd_ivld_icp
in get_iterable(vnfd_ivld
.get("internal-connection-point")):
300 if vnfd_ivld_icp
.get("id-ref") == iface
["internal-connection-point-ref"]:
301 vdu_iface
["vnf-vld-id"] = vnfd_ivld
["id"]
307 vdur
["interfaces"].append(vdu_iface
)
308 count
= vdu
.get("count", 1)
311 count
= int(count
) # TODO remove when descriptor serialized with payngbind
312 for index
in range(0, count
):
314 vdur
= deepcopy(vdur
)
315 vdur
["_id"] = str(uuid4())
316 vdur
["count-index"] = index
317 vnfr_descriptor
["vdur"].append(vdur
)
319 step
= "creating vnfr vnfd-id='{}' constituent-vnfd='{}' at database".format(
320 member_vnf
["vnfd-id-ref"], member_vnf
["member-vnf-index"])
323 BaseTopic
.format_on_new(vnfr_descriptor
, session
["project_id"], make_public
=session
["public"])
324 self
.db
.create("vnfrs", vnfr_descriptor
)
325 rollback
.append({"topic": "vnfrs", "_id": vnfr_id
})
326 nsr_descriptor
["constituent-vnfr-ref"].append(vnfr_id
)
328 step
= "creating nsr at database"
329 self
.format_on_new(nsr_descriptor
, session
["project_id"], make_public
=session
["public"])
330 self
.db
.create("nsrs", nsr_descriptor
)
331 rollback
.append({"topic": "nsrs", "_id": nsr_id
})
333 step
= "creating nsr temporal folder"
334 self
.fs
.mkdir(nsr_id
)
337 except Exception as e
:
338 self
.logger
.exception("Exception {} at NsrTopic.new()".format(e
), exc_info
=True)
339 raise EngineException("Error {}: {}".format(step
, e
))
340 except ValidationError
as e
:
341 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
343 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
344 raise EngineException("Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
347 class VnfrTopic(BaseTopic
):
351 def __init__(self
, db
, fs
, msg
):
352 BaseTopic
.__init
__(self
, db
, fs
, msg
)
354 def delete(self
, session
, _id
, dry_run
=False):
355 raise EngineException("Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
357 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
358 raise EngineException("Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
360 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
361 # Not used because vnfrs are created and deleted by NsrTopic class directly
362 raise EngineException("Method new called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
365 class NsLcmOpTopic(BaseTopic
):
368 operation_schema
= { # mapping between operation and jsonschema to validate
369 "instantiate": ns_instantiate
,
375 def __init__(self
, db
, fs
, msg
):
376 BaseTopic
.__init
__(self
, db
, fs
, msg
)
378 def _check_ns_operation(self
, session
, nsr
, operation
, indata
):
380 Check that user has enter right parameters for the operation
381 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
382 :param operation: it can be: instantiate, terminate, action, TODO: update, heal
383 :param indata: descriptor with the parameters of the operation
391 def check_valid_vnf_member_index(member_vnf_index
):
392 # TODO change to vnfR
393 for vnf
in nsd
["constituent-vnfd"]:
394 if member_vnf_index
== vnf
["member-vnf-index"]:
395 vnfd_id
= vnf
["vnfd-id-ref"]
396 if vnfd_id
not in vnfds
:
397 vnfds
[vnfd_id
] = self
.db
.get_one("vnfds", {"id": vnfd_id
})
398 return vnfds
[vnfd_id
]
400 raise EngineException("Invalid parameter member_vnf_index='{}' is not one of the "
401 "nsd:constituent-vnfd".format(member_vnf_index
))
403 def _check_vnf_instantiation_params(in_vnfd
, vnfd
):
405 for in_vdu
in get_iterable(in_vnfd
.get("vdu")):
406 for vdu
in get_iterable(vnfd
.get("vdu")):
407 if in_vdu
["id"] == vdu
["id"]:
408 for volume
in get_iterable(in_vdu
.get("volume")):
409 for volumed
in get_iterable(vdu
.get("volumes")):
410 if volumed
["name"] == volume
["name"]:
413 raise EngineException("Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}']:"
414 "volume:name='{}' is not present at vnfd:vdu:volumes list".
415 format(in_vnf
["member-vnf-index"], in_vdu
["id"],
417 for in_iface
in get_iterable(in_vdu
["interface"]):
418 for iface
in get_iterable(vdu
.get("interface")):
419 if in_iface
["name"] == iface
["name"]:
422 raise EngineException("Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}']:"
423 "interface[name='{}'] is not present at vnfd:vdu:interface"
424 .format(in_vnf
["member-vnf-index"], in_vdu
["id"],
428 raise EngineException("Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}'] is is not present "
429 "at vnfd:vdu".format(in_vnf
["member-vnf-index"], in_vdu
["id"]))
431 for in_ivld
in get_iterable(in_vnfd
.get("internal-vld")):
432 for ivld
in get_iterable(vnfd
.get("internal-vld")):
433 if in_ivld
["name"] == ivld
["name"] or in_ivld
["name"] == ivld
["id"]:
434 for in_icp
in get_iterable(in_ivld
["internal-connection-point"]):
435 for icp
in ivld
["internal-connection-point"]:
436 if in_icp
["id-ref"] == icp
["id-ref"]:
439 raise EngineException("Invalid parameter vnf[member-vnf-index='{}']:internal-vld[name"
440 "='{}']:internal-connection-point[id-ref:'{}'] is not present at "
441 "vnfd:internal-vld:name/id:internal-connection-point"
442 .format(in_vnf
["member-vnf-index"], in_ivld
["name"],
443 in_icp
["id-ref"], vnfd
["id"]))
446 raise EngineException("Invalid parameter vnf[member-vnf-index='{}']:internal-vld:name='{}'"
447 " is not present at vnfd '{}'".format(in_vnf
["member-vnf-index"],
448 in_ivld
["name"], vnfd
["id"]))
450 def check_valid_vim_account(vim_account
):
451 if vim_account
in vim_accounts
:
454 db_filter
= self
._get
_project
_filter
(session
)
455 db_filter
["_id"] = vim_account
456 self
.db
.get_one("vim_accounts", db_filter
)
458 raise EngineException("Invalid vimAccountId='{}' not present for the project".format(vim_account
))
459 vim_accounts
.append(vim_account
)
461 def check_valid_wim_account(wim_account
):
462 if not isinstance(wim_account
, str):
464 elif wim_account
in wim_accounts
:
467 db_filter
= self
._get
_project
_filter
(session
, write
=False, show_all
=True)
468 db_filter
["_id"] = wim_account
469 self
.db
.get_one("wim_accounts", db_filter
)
471 raise EngineException("Invalid wimAccountId='{}' not present for the project".format(wim_account
))
472 wim_accounts
.append(wim_account
)
474 if operation
== "action":
475 # check vnf_member_index
476 if indata
.get("vnf_member_index"):
477 indata
["member_vnf_index"] = indata
.pop("vnf_member_index") # for backward compatibility
478 if not indata
.get("member_vnf_index"):
479 raise EngineException("Missing 'member_vnf_index' parameter")
480 vnfd
= check_valid_vnf_member_index(indata
["member_vnf_index"])
482 for config_primitive
in get_iterable(vnfd
.get("vnf-configuration", {}).get("config-primitive")):
483 if indata
["primitive"] == config_primitive
["name"]:
484 # check needed primitive_params are provided
485 if indata
.get("primitive_params"):
486 in_primitive_params_copy
= copy(indata
["primitive_params"])
488 in_primitive_params_copy
= {}
489 for paramd
in get_iterable(config_primitive
.get("parameter")):
490 if paramd
["name"] in in_primitive_params_copy
:
491 del in_primitive_params_copy
[paramd
["name"]]
492 elif not paramd
.get("default-value"):
493 raise EngineException("Needed parameter {} not provided for primitive '{}'".format(
494 paramd
["name"], indata
["primitive"]))
495 # check no extra primitive params are provided
496 if in_primitive_params_copy
:
497 raise EngineException("parameter/s '{}' not present at vnfd for primitive '{}'".format(
498 list(in_primitive_params_copy
.keys()), indata
["primitive"]))
501 raise EngineException("Invalid primitive '{}' is not present at vnfd".format(indata
["primitive"]))
502 if operation
== "scale":
503 vnfd
= check_valid_vnf_member_index(indata
["scaleVnfData"]["scaleByStepData"]["member-vnf-index"])
504 for scaling_group
in get_iterable(vnfd
.get("scaling-group-descriptor")):
505 if indata
["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"] == scaling_group
["name"]:
508 raise EngineException("Invalid scaleVnfData:scaleByStepData:scaling-group-descriptor '{}' is not "
509 "present at vnfd:scaling-group-descriptor".format(
510 indata
["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"]))
511 if operation
== "instantiate":
513 check_valid_vim_account(indata
["vimAccountId"])
514 check_valid_wim_account(indata
.get("wimAccountId"))
515 for in_vnf
in get_iterable(indata
.get("vnf")):
516 vnfd
= check_valid_vnf_member_index(in_vnf
["member-vnf-index"])
517 _check_vnf_instantiation_params(in_vnf
, vnfd
)
518 if in_vnf
.get("vimAccountId"):
519 check_valid_vim_account(in_vnf
["vimAccountId"])
521 for in_vld
in get_iterable(indata
.get("vld")):
522 check_valid_wim_account(in_vld
.get("wimAccountId"))
523 for vldd
in get_iterable(nsd
.get("vld")):
524 if in_vld
["name"] == vldd
["name"] or in_vld
["name"] == vldd
["id"]:
527 raise EngineException("Invalid parameter vld:name='{}' is not present at nsd:vld".format(
530 def _look_for_pdu(self
, session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
):
532 Look for a free PDU in the catalog matching vdur type and interfaces. Fills vnfr.vdur with the interface
533 (ip_address, ...) information.
534 Modifies PDU _admin.usageState to 'IN_USE'
536 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
537 :param rollback: list with the database modifications to rollback if needed
538 :param vnfr: vnfr to be updated. It is modified with pdu interface info if pdu is found
539 :param vim_account: vim_account where this vnfr should be deployed
540 :param vnfr_update: dictionary filled by this method with changes to be done at database vnfr
541 :param vnfr_update_rollback: dictionary filled by this method with original content of vnfr in case a rollback
542 of the changed vnfr is needed
544 :return: List of PDU interfaces that are connected to an existing VIM network. Each item contains:
545 "vim-network-name": used at VIM
546 "name": interface name
547 "vnf-vld-id": internal VNFD vld where this interface is connected, or
548 "ns-vld-id": NSD vld where this interface is connected.
549 NOTE: One, and only one between 'vnf-vld-id' and 'ns-vld-id' contains a value. The other will be None
552 ifaces_forcing_vim_network
= []
553 for vdur_index
, vdur
in enumerate(get_iterable(vnfr
.get("vdur"))):
554 if not vdur
.get("pdu-type"):
556 pdu_type
= vdur
.get("pdu-type")
557 pdu_filter
= self
._get
_project
_filter
(session
)
558 pdu_filter
["vim_accounts"] = vim_account
559 pdu_filter
["type"] = pdu_type
560 pdu_filter
["_admin.operationalState"] = "ENABLED"
561 pdu_filter
["_admin.usageState"] = "NOT_IN_USE"
562 # TODO feature 1417: "shared": True,
564 available_pdus
= self
.db
.get_list("pdus", pdu_filter
)
565 for pdu
in available_pdus
:
566 # step 1 check if this pdu contains needed interfaces:
567 match_interfaces
= True
568 for vdur_interface
in vdur
["interfaces"]:
569 for pdu_interface
in pdu
["interfaces"]:
570 if pdu_interface
["name"] == vdur_interface
["name"]:
571 # TODO feature 1417: match per mgmt type
573 else: # no interface found for name
574 match_interfaces
= False
579 raise EngineException(
580 "No PDU of type={} at vim_account={} found for member_vnf_index={}, vdu={} matching interface "
581 "names".format(pdu_type
, vim_account
, vnfr
["member-vnf-index-ref"], vdur
["vdu-id-ref"]))
585 "_admin.usageState": pdu
["_admin"]["usageState"],
586 "_admin.usage.vnfr_id": None,
587 "_admin.usage.nsr_id": None,
588 "_admin.usage.vdur": None,
590 self
.db
.set_one("pdus", {"_id": pdu
["_id"]},
591 {"_admin.usageState": "IN_USE",
592 "_admin.usage": {"vnfr_id": vnfr
["_id"],
593 "nsr_id": vnfr
["nsr-id-ref"],
594 "vdur": vdur
["vdu-id-ref"]}
596 rollback
.append({"topic": "pdus", "_id": pdu
["_id"], "operation": "set", "content": rollback_pdu
})
598 # step 3. Fill vnfr info by filling vdur
599 vdu_text
= "vdur.{}".format(vdur_index
)
600 vnfr_update_rollback
[vdu_text
+ ".pdu-id"] = None
601 vnfr_update
[vdu_text
+ ".pdu-id"] = pdu
["_id"]
602 for iface_index
, vdur_interface
in enumerate(vdur
["interfaces"]):
603 for pdu_interface
in pdu
["interfaces"]:
604 if pdu_interface
["name"] == vdur_interface
["name"]:
605 iface_text
= vdu_text
+ ".interfaces.{}".format(iface_index
)
606 for k
, v
in pdu_interface
.items():
607 if k
in ("ip-address", "mac-address"): # TODO: switch-xxxxx must be inserted
608 vnfr_update
[iface_text
+ ".{}".format(k
)] = v
609 vnfr_update_rollback
[iface_text
+ ".{}".format(k
)] = vdur_interface
.get(v
)
610 if pdu_interface
.get("ip-address"):
611 if vdur_interface
.get("mgmt-interface"):
612 vnfr_update_rollback
[vdu_text
+ ".ip-address"] = vdur
.get("ip-address")
613 vnfr_update
[vdu_text
+ ".ip-address"] = pdu_interface
["ip-address"]
614 if vdur_interface
.get("mgmt-vnf"):
615 vnfr_update_rollback
["ip-address"] = vnfr
.get("ip-address")
616 vnfr_update
["ip-address"] = pdu_interface
["ip-address"]
617 if pdu_interface
.get("vim-network-name") or pdu_interface
.get("vim-network-id"):
618 ifaces_forcing_vim_network
.append({
619 "name": vdur_interface
.get("vnf-vld-id") or vdur_interface
.get("ns-vld-id"),
620 "vnf-vld-id": vdur_interface
.get("vnf-vld-id"),
621 "ns-vld-id": vdur_interface
.get("ns-vld-id")})
622 if pdu_interface
.get("vim-network-id"):
623 ifaces_forcing_vim_network
.append({
624 "vim-network-id": pdu_interface
.get("vim-network-id")})
625 if pdu_interface
.get("vim-network-name"):
626 ifaces_forcing_vim_network
.append({
627 "vim-network-name": pdu_interface
.get("vim-network-name")})
630 return ifaces_forcing_vim_network
632 def _update_vnfrs(self
, session
, rollback
, nsr
, indata
):
636 vnfrs
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
640 vnfr_update_rollback
= {}
641 member_vnf_index
= vnfr
["member-vnf-index-ref"]
642 # update vim-account-id
644 vim_account
= indata
["vimAccountId"]
645 # check instantiate parameters
646 for vnf_inst_params
in get_iterable(indata
.get("vnf")):
647 if vnf_inst_params
["member-vnf-index"] != member_vnf_index
:
649 if vnf_inst_params
.get("vimAccountId"):
650 vim_account
= vnf_inst_params
.get("vimAccountId")
652 vnfr_update
["vim-account-id"] = vim_account
653 vnfr_update_rollback
["vim-account-id"] = vnfr
.get("vim-account-id")
656 ifaces_forcing_vim_network
= self
._look
_for
_pdu
(session
, rollback
, vnfr
, vim_account
, vnfr_update
,
657 vnfr_update_rollback
)
659 # updata database vnfr
660 self
.db
.set_one("vnfrs", {"_id": vnfr
["_id"]}, vnfr_update
)
661 rollback
.append({"topic": "vnfrs", "_id": vnfr
["_id"], "operation": "set", "content": vnfr_update_rollback
})
663 # Update indada in case pdu forces to use a concrete vim-network-name
664 # TODO check if user has already insert a vim-network-name and raises an error
665 if not ifaces_forcing_vim_network
:
667 for iface_info
in ifaces_forcing_vim_network
:
668 if iface_info
.get("ns-vld-id"):
669 if "vld" not in indata
:
671 indata
["vld"].append({key
: iface_info
[key
] for key
in
672 ("name", "vim-network-name", "vim-network-id") if iface_info
.get(key
)})
674 elif iface_info
.get("vnf-vld-id"):
675 if "vnf" not in indata
:
677 indata
["vnf"].append({
678 "member-vnf-index": member_vnf_index
,
679 "internal-vld": [{key
: iface_info
[key
] for key
in
680 ("name", "vim-network-name", "vim-network-id") if iface_info
.get(key
)}]
684 def _create_nslcmop(nsr_id
, operation
, params
):
686 Creates a ns-lcm-opp content to be stored at database.
687 :param nsr_id: internal id of the instance
688 :param operation: instantiate, terminate, scale, action, ...
689 :param params: user parameters for the operation
690 :return: dictionary following SOL005 format
697 "operationState": "PROCESSING", # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
698 "statusEnteredTime": now
,
699 "nsInstanceId": nsr_id
,
700 "lcmOperationType": operation
,
702 "isAutomaticInvocation": False,
703 "operationParams": params
,
704 "isCancelPending": False,
706 "self": "/osm/nslcm/v1/ns_lcm_op_occs/" + _id
,
707 "nsInstance": "/osm/nslcm/v1/ns_instances/" + nsr_id
,
712 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None, slice_object
=False):
714 Performs a new operation over a ns
715 :param rollback: list to append created items at database in case a rollback must to be done
716 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
717 :param indata: descriptor with the parameters of the operation. It must contains among others
718 nsInstanceId: _id of the nsr to perform the operation
719 operation: it can be: instantiate, terminate, action, TODO: update, heal
720 :param kwargs: used to override the indata descriptor
721 :param headers: http request headers
722 :return: id of the nslcmops
725 # Override descriptor with query string kwargs
726 self
._update
_input
_with
_kwargs
(indata
, kwargs
)
727 operation
= indata
["lcmOperationType"]
728 nsInstanceId
= indata
["nsInstanceId"]
730 validate_input(indata
, self
.operation_schema
[operation
])
732 _filter
= BaseTopic
._get
_project
_filter
(session
)
733 _filter
["_id"] = nsInstanceId
734 nsr
= self
.db
.get_one("nsrs", _filter
)
737 if not nsr
["_admin"].get("nsState") or nsr
["_admin"]["nsState"] == "NOT_INSTANTIATED":
738 if operation
== "terminate" and indata
.get("autoremove"):
739 # NSR must be deleted
740 return None # a none in this case is used to indicate not instantiated. It can be removed
741 if operation
!= "instantiate":
742 raise EngineException("ns_instance '{}' cannot be '{}' because it is not instantiated".format(
743 nsInstanceId
, operation
), HTTPStatus
.CONFLICT
)
745 if operation
== "instantiate" and not session
["force"]:
746 raise EngineException("ns_instance '{}' cannot be '{}' because it is already instantiated".format(
747 nsInstanceId
, operation
), HTTPStatus
.CONFLICT
)
748 self
._check
_ns
_operation
(session
, nsr
, operation
, indata
)
750 if operation
== "instantiate":
751 self
._update
_vnfrs
(session
, rollback
, nsr
, indata
)
753 nslcmop_desc
= self
._create
_nslcmop
(nsInstanceId
, operation
, indata
)
754 self
.format_on_new(nslcmop_desc
, session
["project_id"], make_public
=session
["public"])
755 _id
= self
.db
.create("nslcmops", nslcmop_desc
)
756 rollback
.append({"topic": "nslcmops", "_id": _id
})
758 self
.msg
.write("ns", operation
, nslcmop_desc
)
760 except ValidationError
as e
:
761 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
762 # except DbException as e:
763 # raise EngineException("Cannot get ns_instance '{}': {}".format(e), HTTPStatus.NOT_FOUND)
765 def delete(self
, session
, _id
, dry_run
=False):
766 raise EngineException("Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
768 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
769 raise EngineException("Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
772 class NsiTopic(BaseTopic
):
776 def __init__(self
, db
, fs
, msg
):
777 BaseTopic
.__init
__(self
, db
, fs
, msg
)
778 self
.nsrTopic
= NsrTopic(db
, fs
, msg
)
781 def _format_ns_request(ns_request
):
782 formated_request
= copy(ns_request
)
783 # TODO: Add request params
784 return formated_request
787 def _format_addional_params(slice_request
):
789 Get and format user additional params for NS or VNF
790 :param slice_request: User instantiation additional parameters
791 :return: a formatted copy of additional params or None if not supplied
793 additional_params
= copy(slice_request
.get("additionalParamsForNsi"))
794 if additional_params
:
795 for k
, v
in additional_params
.items():
796 if not isinstance(k
, str):
797 raise EngineException("Invalid param at additionalParamsForNsi:{}. Only string keys are allowed".
799 if "." in k
or "$" in k
:
800 raise EngineException("Invalid param at additionalParamsForNsi:{}. Keys must not contain dots or $".
802 if isinstance(v
, (dict, tuple, list)):
803 additional_params
[k
] = "!!yaml " + safe_dump(v
)
804 return additional_params
806 def _check_descriptor_dependencies(self
, session
, descriptor
):
808 Check that the dependent descriptors exist on a new descriptor or edition
809 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
810 :param descriptor: descriptor to be inserted or edit
811 :return: None or raises exception
813 if not descriptor
.get("nst-ref"):
815 nstd_id
= descriptor
["nst-ref"]
816 if not self
.get_item_list(session
, "nsts", {"id": nstd_id
}):
817 raise EngineException("Descriptor error at nst-ref='{}' references a non exist nstd".format(nstd_id
),
818 http_code
=HTTPStatus
.CONFLICT
)
820 def check_conflict_on_del(self
, session
, _id
, ):
823 nsi
= self
.db
.get_one("nsis", {"_id": _id
})
824 if nsi
["_admin"].get("nsiState") == "INSTANTIATED":
825 raise EngineException("nsi '{}' cannot be deleted because it is in 'INSTANTIATED' state. "
826 "Launch 'terminate' operation first; or force deletion".format(_id
),
827 http_code
=HTTPStatus
.CONFLICT
)
829 def delete(self
, session
, _id
, dry_run
=False):
831 Delete item by its internal _id
832 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
833 :param _id: server internal id
834 :param dry_run: make checking but do not delete
835 :return: dictionary with deleted item _id. It raises EngineException on error: not found, conflict, ...
837 # TODO add admin to filter, validate rights
838 BaseTopic
.delete(self
, session
, _id
, dry_run
=True)
842 # Deleting the nsrs belonging to nsir
843 nsir
= self
.db
.get_one("nsis", {"_id": _id
})
844 for nsrs_detailed_item
in nsir
["_admin"]["nsrs-detailed-list"]:
845 nsr_id
= nsrs_detailed_item
["nsrId"]
846 if nsrs_detailed_item
.get("shared"):
847 _filter
= {"_admin.nsrs-detailed-list.ANYINDEX.shared": True,
848 "_admin.nsrs-detailed-list.ANYINDEX.nsrId": nsr_id
,
849 "_id.ne": nsir
["_id"]}
850 nsi
= self
.db
.get_one("nsis", _filter
, fail_on_empty
=False, fail_on_more
=False)
851 if nsi
: # last one using nsr
854 self
.nsrTopic
.delete(session
, nsr_id
, dry_run
=False)
855 except (DbException
, EngineException
) as e
:
856 if e
.http_code
== HTTPStatus
.NOT_FOUND
:
860 # deletes NetSlice instance object
861 v
= self
.db
.del_one("nsis", {"_id": _id
})
863 # makes a temporal list of nsilcmops objects related to the _id given and deletes them from db
864 _filter
= {"netsliceInstanceId": _id
}
865 self
.db
.del_list("nsilcmops", _filter
)
867 # Search if nst is being used by other nsi
868 nsir_admin
= nsir
.get("_admin")
870 if nsir_admin
.get("nst-id"):
871 nsis_list
= self
.db
.get_one("nsis", {"nst-id": nsir_admin
["nst-id"]},
872 fail_on_empty
=False, fail_on_more
=False)
874 self
.db
.set_one("nsts", {"_id": nsir_admin
["nst-id"]}, {"_admin.usageState": "NOT_IN_USE"})
877 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
879 Creates a new netslice instance record into database. It also creates needed nsrs and vnfrs
880 :param rollback: list to append the created items at database in case a rollback must be done
881 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
882 :param indata: params to be used for the nsir
883 :param kwargs: used to override the indata descriptor
884 :param headers: http request headers
885 :return: the _id of nsi descriptor created at database
889 slice_request
= self
._remove
_envelop
(indata
)
890 # Override descriptor with query string kwargs
891 self
._update
_input
_with
_kwargs
(slice_request
, kwargs
)
892 self
._validate
_input
_new
(slice_request
, session
["force"])
896 step
= "getting nstd id='{}' from database".format(slice_request
.get("nstId"))
897 _filter
= {"_id": slice_request
["nstId"]}
898 _filter
.update(BaseTopic
._get
_project
_filter
(session
))
899 nstd
= self
.db
.get_one("nsts", _filter
)
900 nstd
.pop("_admin", None)
901 nstd_id
= nstd
.pop("_id", None)
902 nsi_id
= str(uuid4())
903 step
= "filling nsi_descriptor with input data"
908 "name": slice_request
["nsiName"],
909 "description": slice_request
.get("nsiDescription", ""),
910 "datacenter": slice_request
["vimAccountId"],
911 "nst-ref": nstd
["id"],
912 "instantiation_parameters": slice_request
,
913 "network-slice-template": nstd
,
917 "additionalParamsForNsi": self
._format
_addional
_params
(slice_request
)
920 step
= "creating nsi at database"
921 self
.format_on_new(nsi_descriptor
, session
["project_id"], make_public
=session
["public"])
922 nsi_descriptor
["_admin"]["nsiState"] = "NOT_INSTANTIATED"
923 nsi_descriptor
["_admin"]["netslice-subnet"] = None
924 nsi_descriptor
["_admin"]["deployed"] = {}
925 nsi_descriptor
["_admin"]["deployed"]["RO"] = []
926 nsi_descriptor
["_admin"]["nst-id"] = nstd_id
928 # Creating netslice-vld for the RO.
929 step
= "creating netslice-vld at database"
931 # Building the vlds list to be deployed
932 # From netslice descriptors, creating the initial list
935 for netslice_vlds
in get_iterable(nstd
.get("netslice-vld")):
936 # Getting template Instantiation parameters from NST
937 nsi_vld
= deepcopy(netslice_vlds
)
938 nsi_vld
["shared-nsrs-list"] = []
939 nsi_vld
["vimAccountId"] = slice_request
["vimAccountId"]
940 nsi_vlds
.append(nsi_vld
)
942 nsi_descriptor
["_admin"]["netslice-vld"] = nsi_vlds
943 # Creating netslice-subnet_record.
947 # Updating the nstd with the nsd["_id"] associated to the nss -> services list
948 for member_ns
in nstd
["netslice-subnet"]:
949 nsd_id
= member_ns
["nsd-ref"]
950 step
= "getting nstd id='{}' constituent-nsd='{}' from database".format(
951 member_ns
["nsd-ref"], member_ns
["id"])
952 if nsd_id
not in needed_nsds
:
954 nsd
= DescriptorTopic
.get_one_by_id(self
.db
, session
, "nsds", nsd_id
)
956 needed_nsds
[nsd_id
] = nsd
958 nsd
= needed_nsds
[nsd_id
]
959 member_ns
["_id"] = needed_nsds
[nsd_id
].get("_id")
960 services
.append(member_ns
)
962 step
= "filling nsir nsd-id='{}' constituent-nsd='{}' from database".format(
963 member_ns
["nsd-ref"], member_ns
["id"])
965 # creates Network Services records (NSRs)
966 step
= "creating nsrs at database using NsrTopic.new()"
967 ns_params
= slice_request
.get("netslice-subnet")
969 nsi_netslice_subnet
= []
970 for service
in services
:
971 # Check if the netslice-subnet is shared and if it is share if the nss exists
974 # Is the nss shared and instantiated?
975 _filter
= {"_admin.nsrs-detailed-list.ANYINDEX.shared": True,
976 "_admin.nsrs-detailed-list.ANYINDEX.nsd-id": service
["nsd-ref"]}
977 nsi
= self
.db
.get_one("nsis", _filter
, fail_on_empty
=False, fail_on_more
=False)
979 if nsi
and service
.get("is-shared-nss"):
980 nsrs_detailed_list
= nsi
["_admin"]["nsrs-detailed-list"]
981 for nsrs_detailed_item
in nsrs_detailed_list
:
982 if nsrs_detailed_item
["nsd-id"] == service
["nsd-ref"]:
983 _id_nsr
= nsrs_detailed_item
["nsrId"]
985 for netslice_subnet
in nsi
["_admin"]["netslice-subnet"]:
986 if netslice_subnet
["nss-id"] == service
["id"]:
987 indata_ns
= netslice_subnet
991 if service
.get("instantiation-parameters"):
992 indata_ns
= deepcopy(service
["instantiation-parameters"])
993 # del service["instantiation-parameters"]
995 indata_ns
["nsdId"] = service
["_id"]
996 indata_ns
["nsName"] = slice_request
.get("nsiName") + "." + service
["id"]
997 indata_ns
["vimAccountId"] = slice_request
.get("vimAccountId")
998 indata_ns
["nsDescription"] = service
["description"]
999 indata_ns
["key-pair-ref"] = slice_request
.get("key-pair-ref")
1002 for ns_param
in ns_params
:
1003 if ns_param
.get("id") == service
["id"]:
1004 copy_ns_param
= deepcopy(ns_param
)
1005 del copy_ns_param
["id"]
1006 indata_ns
.update(copy_ns_param
)
1009 # Creates Nsr objects
1010 _id_nsr
= self
.nsrTopic
.new(rollback
, session
, indata_ns
, kwargs
, headers
)
1011 nsrs_item
= {"nsrId": _id_nsr
, "shared": service
.get("is-shared-nss"), "nsd-id": service
["nsd-ref"],
1012 "nslcmop_instantiate": None}
1013 indata_ns
["nss-id"] = service
["id"]
1014 nsrs_list
.append(nsrs_item
)
1015 nsi_netslice_subnet
.append(indata_ns
)
1016 nsr_ref
= {"nsr-ref": _id_nsr
}
1017 nsi_descriptor
["nsr-ref-list"].append(nsr_ref
)
1019 # Adding the nsrs list to the nsi
1020 nsi_descriptor
["_admin"]["nsrs-detailed-list"] = nsrs_list
1021 nsi_descriptor
["_admin"]["netslice-subnet"] = nsi_netslice_subnet
1022 self
.db
.set_one("nsts", {"_id": slice_request
["nstId"]}, {"_admin.usageState": "IN_USE"})
1024 # Creating the entry in the database
1025 self
.db
.create("nsis", nsi_descriptor
)
1026 rollback
.append({"topic": "nsis", "_id": nsi_id
})
1028 except Exception as e
:
1029 self
.logger
.exception("Exception {} at NsiTopic.new()".format(e
), exc_info
=True)
1030 raise EngineException("Error {}: {}".format(step
, e
))
1031 except ValidationError
as e
:
1032 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
1034 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
1035 raise EngineException("Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
1038 class NsiLcmOpTopic(BaseTopic
):
1041 operation_schema
= { # mapping between operation and jsonschema to validate
1042 "instantiate": nsi_instantiate
,
1046 def __init__(self
, db
, fs
, msg
):
1047 BaseTopic
.__init
__(self
, db
, fs
, msg
)
1048 self
.nsi_NsLcmOpTopic
= NsLcmOpTopic(self
.db
, self
.fs
, self
.msg
)
1050 def _check_nsi_operation(self
, session
, nsir
, operation
, indata
):
1052 Check that user has enter right parameters for the operation
1053 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1054 :param operation: it can be: instantiate, terminate, action, TODO: update, heal
1055 :param indata: descriptor with the parameters of the operation
1059 nstd
= nsir
["network-slice-template"]
1061 def check_valid_netslice_subnet_id(nstId
):
1062 # TODO change to vnfR (??)
1063 for netslice_subnet
in nstd
["netslice-subnet"]:
1064 if nstId
== netslice_subnet
["id"]:
1065 nsd_id
= netslice_subnet
["nsd-ref"]
1066 if nsd_id
not in nsds
:
1067 nsds
[nsd_id
] = self
.db
.get_one("nsds", {"id": nsd_id
})
1070 raise EngineException("Invalid parameter nstId='{}' is not one of the "
1071 "nst:netslice-subnet".format(nstId
))
1072 if operation
== "instantiate":
1073 # check the existance of netslice-subnet items
1074 for in_nst
in get_iterable(indata
.get("netslice-subnet")):
1075 check_valid_netslice_subnet_id(in_nst
["id"])
1077 def _create_nsilcmop(self
, session
, netsliceInstanceId
, operation
, params
):
1083 "operationState": "PROCESSING", # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
1084 "statusEnteredTime": now
,
1085 "netsliceInstanceId": netsliceInstanceId
,
1086 "lcmOperationType": operation
,
1088 "isAutomaticInvocation": False,
1089 "operationParams": params
,
1090 "isCancelPending": False,
1092 "self": "/osm/nsilcm/v1/nsi_lcm_op_occs/" + _id
,
1093 "nsInstance": "/osm/nsilcm/v1/netslice_instances/" + netsliceInstanceId
,
1098 def add_shared_nsr_2vld(self
, nsir
, nsr_item
):
1099 for nst_sb_item
in nsir
["network-slice-template"].get("netslice-subnet"):
1100 if nst_sb_item
.get("is-shared-nss"):
1101 for admin_subnet_item
in nsir
["_admin"].get("netslice-subnet"):
1102 if admin_subnet_item
["nss-id"] == nst_sb_item
["id"]:
1103 for admin_vld_item
in nsir
["_admin"].get("netslice-vld"):
1104 for admin_vld_nss_cp_ref_item
in admin_vld_item
["nss-connection-point-ref"]:
1105 if admin_subnet_item
["nss-id"] == admin_vld_nss_cp_ref_item
["nss-ref"]:
1106 if not nsr_item
["nsrId"] in admin_vld_item
["shared-nsrs-list"]:
1107 admin_vld_item
["shared-nsrs-list"].append(nsr_item
["nsrId"])
1109 # self.db.set_one("nsis", {"_id": nsir["_id"]}, nsir)
1110 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, {"_admin.netslice-vld": nsir
["_admin"].get("netslice-vld")})
1112 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
1114 Performs a new operation over a ns
1115 :param rollback: list to append created items at database in case a rollback must to be done
1116 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1117 :param indata: descriptor with the parameters of the operation. It must contains among others
1118 nsiInstanceId: _id of the nsir to perform the operation
1119 operation: it can be: instantiate, terminate, action, TODO: update, heal
1120 :param kwargs: used to override the indata descriptor
1121 :param headers: http request headers
1122 :return: id of the nslcmops
1125 # Override descriptor with query string kwargs
1126 self
._update
_input
_with
_kwargs
(indata
, kwargs
)
1127 operation
= indata
["lcmOperationType"]
1128 nsiInstanceId
= indata
["nsiInstanceId"]
1129 validate_input(indata
, self
.operation_schema
[operation
])
1131 # get nsi from nsiInstanceId
1132 _filter
= BaseTopic
._get
_project
_filter
(session
)
1133 _filter
["_id"] = nsiInstanceId
1134 nsir
= self
.db
.get_one("nsis", _filter
)
1137 if not nsir
["_admin"].get("nsiState") or nsir
["_admin"]["nsiState"] == "NOT_INSTANTIATED":
1138 if operation
== "terminate" and indata
.get("autoremove"):
1139 # NSIR must be deleted
1140 return None # a none in this case is used to indicate not instantiated. It can be removed
1141 if operation
!= "instantiate":
1142 raise EngineException("netslice_instance '{}' cannot be '{}' because it is not instantiated".format(
1143 nsiInstanceId
, operation
), HTTPStatus
.CONFLICT
)
1145 if operation
== "instantiate" and not session
["force"]:
1146 raise EngineException("netslice_instance '{}' cannot be '{}' because it is already instantiated".
1147 format(nsiInstanceId
, operation
), HTTPStatus
.CONFLICT
)
1149 # Creating all the NS_operation (nslcmop)
1150 # Get service list from db
1151 nsrs_list
= nsir
["_admin"]["nsrs-detailed-list"]
1153 # nslcmops_item = None
1154 for index
, nsr_item
in enumerate(nsrs_list
):
1156 if nsr_item
.get("shared"):
1157 _filter
= {"_admin.nsrs-detailed-list.ANYINDEX.shared": True,
1158 "_admin.nsrs-detailed-list.ANYINDEX.nsrId": nsr_item
["nsrId"],
1159 "_admin.nsrs-detailed-list.ANYINDEX.nslcmop_instantiate.ne": None,
1160 "_id.ne": nsiInstanceId
}
1162 nsi
= self
.db
.get_one("nsis", _filter
, fail_on_empty
=False, fail_on_more
=False)
1163 # looks the first nsi fulfilling the conditions but not being the current NSIR
1165 nsi_admin_shared
= nsi
["_admin"]["nsrs-detailed-list"]
1166 for nsi_nsr_item
in nsi_admin_shared
:
1167 if nsi_nsr_item
["nsd-id"] == nsr_item
["nsd-id"] and nsi_nsr_item
["shared"]:
1168 self
.add_shared_nsr_2vld(nsir
, nsr_item
)
1169 nslcmops
.append(nsi_nsr_item
["nslcmop_instantiate"])
1170 _update
= {"_admin.nsrs-detailed-list.{}".format(index
): nsi_nsr_item
}
1171 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, _update
)
1173 # continue to not create nslcmop since nsrs is shared and nsrs was created
1176 self
.add_shared_nsr_2vld(nsir
, nsr_item
)
1179 service
= self
.db
.get_one("nsrs", {"_id": nsr_item
["nsrId"]})
1181 indata_ns
= service
["instantiate_params"]
1182 indata_ns
["lcmOperationType"] = operation
1183 indata_ns
["nsInstanceId"] = service
["_id"]
1184 # Including netslice_id in the ns instantiate Operation
1185 indata_ns
["netsliceInstanceId"] = nsiInstanceId
1186 del indata_ns
["key-pair-ref"]
1187 # Creating NS_LCM_OP with the flag slice_object=True to not trigger the service instantiation
1188 # message via kafka bus
1189 nslcmop
= self
.nsi_NsLcmOpTopic
.new(rollback
, session
, indata_ns
, kwargs
, headers
,
1191 nslcmops
.append(nslcmop
)
1192 if operation
== "terminate":
1194 _update
= {"_admin.nsrs-detailed-list.{}.nslcmop_instantiate".format(index
): nslcmop
}
1195 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, _update
)
1196 except (DbException
, EngineException
) as e
:
1197 if e
.http_code
== HTTPStatus
.NOT_FOUND
:
1198 self
.logger
.info("HTTPStatus.NOT_FOUND")
1204 indata
["nslcmops_ids"] = nslcmops
1205 self
._check
_nsi
_operation
(session
, nsir
, operation
, indata
)
1207 nsilcmop_desc
= self
._create
_nsilcmop
(session
, nsiInstanceId
, operation
, indata
)
1208 self
.format_on_new(nsilcmop_desc
, session
["project_id"], make_public
=session
["public"])
1209 _id
= self
.db
.create("nsilcmops", nsilcmop_desc
)
1210 rollback
.append({"topic": "nsilcmops", "_id": _id
})
1211 self
.msg
.write("nsi", operation
, nsilcmop_desc
)
1213 except ValidationError
as e
:
1214 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
1216 def delete(self
, session
, _id
, dry_run
=False):
1217 raise EngineException("Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
1219 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
1220 raise EngineException("Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)