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
26 __author__
= "Alfonso Tierno <alfonso.tiernosepulveda@telefonica.com>"
29 class NsrTopic(BaseTopic
):
33 def __init__(self
, db
, fs
, msg
):
34 BaseTopic
.__init
__(self
, db
, fs
, msg
)
36 def _check_descriptor_dependencies(self
, session
, descriptor
):
38 Check that the dependent descriptors exist on a new descriptor or edition
39 :param session: client session information
40 :param descriptor: descriptor to be inserted or edit
41 :return: None or raises exception
43 if not descriptor
.get("nsdId"):
45 nsd_id
= descriptor
["nsdId"]
46 if not self
.get_item_list(session
, "nsds", {"id": nsd_id
}):
47 raise EngineException("Descriptor error at nsdId='{}' references a non exist nsd".format(nsd_id
),
48 http_code
=HTTPStatus
.CONFLICT
)
51 def format_on_new(content
, project_id
=None, make_public
=False):
52 BaseTopic
.format_on_new(content
, project_id
=project_id
, make_public
=make_public
)
53 content
["_admin"]["nsState"] = "NOT_INSTANTIATED"
55 def check_conflict_on_del(self
, session
, _id
, force
=False):
58 nsr
= self
.db
.get_one("nsrs", {"_id": _id
})
59 if nsr
["_admin"].get("nsState") == "INSTANTIATED":
60 raise EngineException("nsr '{}' cannot be deleted because it is in 'INSTANTIATED' state. "
61 "Launch 'terminate' operation first; or force deletion".format(_id
),
62 http_code
=HTTPStatus
.CONFLICT
)
64 def delete(self
, session
, _id
, force
=False, dry_run
=False):
66 Delete item by its internal _id
67 :param session: contains the used login username, working project, and admin rights
68 :param _id: server internal id
69 :param force: indicates if deletion must be forced in case of conflict
70 :param dry_run: make checking but do not delete
71 :return: dictionary with deleted item _id. It raises EngineException on error: not found, conflict, ...
73 # TODO add admin to filter, validate rights
74 BaseTopic
.delete(self
, session
, _id
, force
, dry_run
=True)
78 self
.fs
.file_delete(_id
, ignore_non_exist
=True)
79 v
= self
.db
.del_one("nsrs", {"_id": _id
})
80 self
.db
.del_list("nslcmops", {"nsInstanceId": _id
})
81 self
.db
.del_list("vnfrs", {"nsr-id-ref": _id
})
82 # set all used pdus as free
83 self
.db
.set_list("pdus", {"_admin.usage.nsr_id": _id
},
84 {"_admin.usageState": "NOT_IN_USE", "_admin.usage": None})
85 self
._send
_msg
("deleted", {"_id": _id
})
89 def _format_ns_request(ns_request
):
90 formated_request
= copy(ns_request
)
91 formated_request
.pop("additionalParamsForNs", None)
92 formated_request
.pop("additionalParamsForVnf", None)
93 return formated_request
96 def _format_addional_params(ns_request
, member_vnf_index
=None, descriptor
=None):
98 Get and format user additional params for NS or VNF
99 :param ns_request: User instantiation additional parameters
100 :param member_vnf_index: None for extract NS params, or member_vnf_index to extract VNF params
101 :param descriptor: If not None it check that needed parameters of descriptor are supplied
102 :return: a formated copy of additional params or None if not supplied
104 additional_params
= None
105 if not member_vnf_index
:
106 additional_params
= copy(ns_request
.get("additionalParamsForNs"))
107 where_
= "additionalParamsForNs"
108 elif ns_request
.get("additionalParamsForVnf"):
109 for additionalParamsForVnf
in get_iterable(ns_request
.get("additionalParamsForVnf")):
110 if additionalParamsForVnf
["member-vnf-index"] == member_vnf_index
:
111 additional_params
= copy(additionalParamsForVnf
.get("additionalParams"))
112 where_
= "additionalParamsForVnf[member-vnf-index={}]".format(
113 additionalParamsForVnf
["member-vnf-index"])
115 if additional_params
:
116 for k
, v
in additional_params
.items():
117 if not isinstance(k
, str):
118 raise EngineException("Invalid param at {}:{}. Only string keys are allowed".format(where_
, k
))
119 if "." in k
or "$" in k
:
120 raise EngineException("Invalid param at {}:{}. Keys must not contain dots or $".format(where_
, k
))
121 if isinstance(v
, (dict, tuple, list)):
122 additional_params
[k
] = "!!yaml " + safe_dump(v
)
125 # check that enough parameters are supplied for the initial-config-primitive
126 # TODO: check for cloud-init
128 if descriptor
.get("vnf-configuration"):
129 for initial_primitive
in get_iterable(
130 descriptor
["vnf-configuration"].get("initial-config-primitive")):
131 for param
in get_iterable(initial_primitive
.get("parameter")):
132 if param
["value"].startswith("<") and param
["value"].endswith(">"):
133 if param
["value"] in ("<rw_mgmt_ip>", "<VDU_SCALE_INFO>"):
135 if not additional_params
or param
["value"][1:-1] not in additional_params
:
136 raise EngineException("Parameter '{}' needed for vnfd[id={}]:vnf-configuration:"
137 "initial-config-primitive[name={}] not supplied".
138 format(param
["value"], descriptor
["id"],
139 initial_primitive
["name"]))
141 return additional_params
143 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None, force
=False, make_public
=False):
145 Creates a new nsr into database. It also creates needed vnfrs
146 :param rollback: list to append the created items at database in case a rollback must be done
147 :param session: contains the used login username and working project
148 :param indata: params to be used for the nsr
149 :param kwargs: used to override the indata descriptor
150 :param headers: http request headers
151 :param force: If True avoid some dependence checks
152 :param make_public: Make the created item public to all projects
153 :return: the _id of nsr descriptor created at database
157 ns_request
= self
._remove
_envelop
(indata
)
158 # Override descriptor with query string kwargs
159 self
._update
_input
_with
_kwargs
(ns_request
, kwargs
)
160 self
._validate
_input
_new
(ns_request
, force
)
164 step
= "getting nsd id='{}' from database".format(ns_request
.get("nsdId"))
165 _filter
= {"_id": ns_request
["nsdId"]}
166 _filter
.update(BaseTopic
._get
_project
_filter
(session
, write
=False, show_all
=True))
167 nsd
= self
.db
.get_one("nsds", _filter
)
169 nsr_id
= str(uuid4())
172 step
= "filling nsr from input data"
174 "name": ns_request
["nsName"],
175 "name-ref": ns_request
["nsName"],
176 "short-name": ns_request
["nsName"],
177 "admin-status": "ENABLED",
179 "datacenter": ns_request
["vimAccountId"],
180 "resource-orchestrator": "osmopenmano",
181 "description": ns_request
.get("nsDescription", ""),
182 "constituent-vnfr-ref": [],
184 "operational-status": "init", # typedef ns-operational-
185 "config-status": "init", # typedef config-states
186 "detailed-status": "scheduled",
188 "orchestration-progress": {},
189 # {"networks": {"active": 0, "total": 0}, "vms": {"active": 0, "total": 0}},
192 "nsd-name-ref": nsd
["name"],
193 "operational-events": [], # "id", "timestamp", "description", "event",
194 "nsd-ref": nsd
["id"],
195 "instantiate_params": self
._format
_ns
_request
(ns_request
),
196 "additionalParamsForNs": self
._format
_addional
_params
(ns_request
),
197 "ns-instance-config-ref": nsr_id
,
200 # "input-parameter": xpath, value,
201 "ssh-authorized-key": ns_request
.get("key-pair-ref"), # TODO remove
203 ns_request
["nsr_id"] = nsr_id
206 nsr_descriptor
["vld"] = []
207 for nsd_vld
in nsd
.get("vld"):
208 nsr_descriptor
["vld"].append(
209 {key
: nsd_vld
[key
] for key
in ("id", "vim-network-name", "vim-network-id") if key
in nsd_vld
})
213 for member_vnf
in nsd
.get("constituent-vnfd", ()):
214 vnfd_id
= member_vnf
["vnfd-id-ref"]
215 step
= "getting vnfd id='{}' constituent-vnfd='{}' from database".format(
216 member_vnf
["vnfd-id-ref"], member_vnf
["member-vnf-index"])
217 if vnfd_id
not in needed_vnfds
:
219 vnfd
= DescriptorTopic
.get_one_by_id(self
.db
, session
, "vnfds", vnfd_id
)
221 needed_vnfds
[vnfd_id
] = vnfd
223 vnfd
= needed_vnfds
[vnfd_id
]
224 step
= "filling vnfr vnfd-id='{}' constituent-vnfd='{}'".format(
225 member_vnf
["vnfd-id-ref"], member_vnf
["member-vnf-index"])
226 vnfr_id
= str(uuid4())
230 "nsr-id-ref": nsr_id
,
231 "member-vnf-index-ref": member_vnf
["member-vnf-index"],
232 "additionalParamsForVnf": self
._format
_addional
_params
(ns_request
, member_vnf
["member-vnf-index"],
235 # "vnfd": vnfd, # at OSM model.but removed to avoid data duplication TODO: revise
237 "vnfd-id": vnfd
["_id"], # not at OSM model, but useful
238 "vim-account-id": None,
240 "connection-point": [],
241 "ip-address": None, # mgmt-interface filled by LCM
245 if vnfd
.get("internal-vld"):
246 vnfr_descriptor
["vld"] = []
247 for vnfd_vld
in vnfd
.get("internal-vld"):
248 vnfr_descriptor
["vld"].append(
249 {key
: vnfd_vld
[key
] for key
in ("id", "vim-network-name", "vim-network-id") if key
in
252 vnfd_mgmt_cp
= vnfd
["mgmt-interface"].get("cp")
253 for cp
in vnfd
.get("connection-point", ()):
256 "connection-point-id": cp
.get("id"),
258 # "ip-address", "mac-address" # filled by LCM
259 # vim-id # TODO it would be nice having a vim port id
261 vnfr_descriptor
["connection-point"].append(vnf_cp
)
262 for vdu
in vnfd
.get("vdu", ()):
264 "vdu-id-ref": vdu
["id"],
265 # TODO "name": "" Name of the VDU in the VIM
266 "ip-address": None, # mgmt-interface filled by LCM
267 # "vim-id", "flavor-id", "image-id", "management-ip" # filled by LCM
268 "internal-connection-point": [],
271 if vdu
.get("pdu-type"):
272 vdur
["pdu-type"] = vdu
["pdu-type"]
273 # TODO volumes: name, volume-id
274 for icp
in vdu
.get("internal-connection-point", ()):
277 "connection-point-id": icp
["id"],
278 "name": icp
.get("name"),
279 # "ip-address", "mac-address" # filled by LCM
280 # vim-id # TODO it would be nice having a vim port id
282 vdur
["internal-connection-point"].append(vdu_icp
)
283 for iface
in vdu
.get("interface", ()):
285 "name": iface
.get("name"),
286 # "ip-address", "mac-address" # filled by LCM
287 # vim-id # TODO it would be nice having a vim port id
289 if vnfd_mgmt_cp
and iface
.get("external-connection-point-ref") == vnfd_mgmt_cp
:
290 vdu_iface
["mgmt-vnf"] = True
291 if iface
.get("mgmt-interface"):
292 vdu_iface
["mgmt-interface"] = True # TODO change to mgmt-vdu
294 # look for network where this interface is connected
295 if iface
.get("external-connection-point-ref"):
296 for nsd_vld
in get_iterable(nsd
.get("vld")):
297 for nsd_vld_cp
in get_iterable(nsd_vld
.get("vnfd-connection-point-ref")):
298 if nsd_vld_cp
.get("vnfd-connection-point-ref") == \
299 iface
["external-connection-point-ref"] and \
300 nsd_vld_cp
.get("member-vnf-index-ref") == member_vnf
["member-vnf-index"]:
301 vdu_iface
["ns-vld-id"] = nsd_vld
["id"]
306 elif iface
.get("internal-connection-point-ref"):
307 for vnfd_ivld
in get_iterable(vnfd
.get("internal-vld")):
308 for vnfd_ivld_icp
in get_iterable(vnfd_ivld
.get("internal-connection-point")):
309 if vnfd_ivld_icp
.get("id-ref") == iface
["internal-connection-point-ref"]:
310 vdu_iface
["vnf-vld-id"] = vnfd_ivld
["id"]
316 vdur
["interfaces"].append(vdu_iface
)
317 count
= vdu
.get("count", 1)
320 count
= int(count
) # TODO remove when descriptor serialized with payngbind
321 for index
in range(0, count
):
323 vdur
= deepcopy(vdur
)
324 vdur
["_id"] = str(uuid4())
325 vdur
["count-index"] = index
326 vnfr_descriptor
["vdur"].append(vdur
)
328 step
= "creating vnfr vnfd-id='{}' constituent-vnfd='{}' at database".format(
329 member_vnf
["vnfd-id-ref"], member_vnf
["member-vnf-index"])
332 BaseTopic
.format_on_new(vnfr_descriptor
, session
["project_id"], make_public
=make_public
)
333 self
.db
.create("vnfrs", vnfr_descriptor
)
334 rollback
.append({"topic": "vnfrs", "_id": vnfr_id
})
335 nsr_descriptor
["constituent-vnfr-ref"].append(vnfr_id
)
337 step
= "creating nsr at database"
338 self
.format_on_new(nsr_descriptor
, session
["project_id"], make_public
=make_public
)
339 self
.db
.create("nsrs", nsr_descriptor
)
340 rollback
.append({"topic": "nsrs", "_id": nsr_id
})
342 step
= "creating nsr temporal folder"
343 self
.fs
.mkdir(nsr_id
)
346 except Exception as e
:
347 self
.logger
.exception("Exception {} at NsrTopic.new()".format(e
), exc_info
=True)
348 raise EngineException("Error {}: {}".format(step
, e
))
349 except ValidationError
as e
:
350 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
352 def edit(self
, session
, _id
, indata
=None, kwargs
=None, force
=False, content
=None):
353 raise EngineException("Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
356 class VnfrTopic(BaseTopic
):
360 def __init__(self
, db
, fs
, msg
):
361 BaseTopic
.__init
__(self
, db
, fs
, msg
)
363 def delete(self
, session
, _id
, force
=False, dry_run
=False):
364 raise EngineException("Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
366 def edit(self
, session
, _id
, indata
=None, kwargs
=None, force
=False, content
=None):
367 raise EngineException("Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
369 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None, force
=False, make_public
=False):
370 # Not used because vnfrs are created and deleted by NsrTopic class directly
371 raise EngineException("Method new called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
374 class NsLcmOpTopic(BaseTopic
):
377 operation_schema
= { # mapping between operation and jsonschema to validate
378 "instantiate": ns_instantiate
,
384 def __init__(self
, db
, fs
, msg
):
385 BaseTopic
.__init
__(self
, db
, fs
, msg
)
387 def _check_ns_operation(self
, session
, nsr
, operation
, indata
):
389 Check that user has enter right parameters for the operation
391 :param operation: it can be: instantiate, terminate, action, TODO: update, heal
392 :param indata: descriptor with the parameters of the operation
399 def check_valid_vnf_member_index(member_vnf_index
):
400 # TODO change to vnfR
401 for vnf
in nsd
["constituent-vnfd"]:
402 if member_vnf_index
== vnf
["member-vnf-index"]:
403 vnfd_id
= vnf
["vnfd-id-ref"]
404 if vnfd_id
not in vnfds
:
405 vnfds
[vnfd_id
] = self
.db
.get_one("vnfds", {"id": vnfd_id
})
406 return vnfds
[vnfd_id
]
408 raise EngineException("Invalid parameter member_vnf_index='{}' is not one of the "
409 "nsd:constituent-vnfd".format(member_vnf_index
))
411 def _check_vnf_instantiation_params(in_vnfd
, vnfd
):
413 for in_vdu
in get_iterable(in_vnfd
.get("vdu")):
414 for vdu
in get_iterable(vnfd
.get("vdu")):
415 if in_vdu
["id"] == vdu
["id"]:
416 for volume
in get_iterable(in_vdu
.get("volume")):
417 for volumed
in get_iterable(vdu
.get("volumes")):
418 if volumed
["name"] == volume
["name"]:
421 raise EngineException("Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}']:"
422 "volume:name='{}' is not present at vnfd:vdu:volumes list".
423 format(in_vnf
["member-vnf-index"], in_vdu
["id"],
425 for in_iface
in get_iterable(in_vdu
["interface"]):
426 for iface
in get_iterable(vdu
.get("interface")):
427 if in_iface
["name"] == iface
["name"]:
430 raise EngineException("Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}']:"
431 "interface[name='{}'] is not present at vnfd:vdu:interface"
432 .format(in_vnf
["member-vnf-index"], in_vdu
["id"],
436 raise EngineException("Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}'] is is not present "
437 "at vnfd:vdu".format(in_vnf
["member-vnf-index"], in_vdu
["id"]))
439 for in_ivld
in get_iterable(in_vnfd
.get("internal-vld")):
440 for ivld
in get_iterable(vnfd
.get("internal-vld")):
441 if in_ivld
["name"] == ivld
["name"] or in_ivld
["name"] == ivld
["id"]:
442 for in_icp
in get_iterable(in_ivld
["internal-connection-point"]):
443 for icp
in ivld
["internal-connection-point"]:
444 if in_icp
["id-ref"] == icp
["id-ref"]:
447 raise EngineException("Invalid parameter vnf[member-vnf-index='{}']:internal-vld[name"
448 "='{}']:internal-connection-point[id-ref:'{}'] is not present at "
449 "vnfd:internal-vld:name/id:internal-connection-point"
450 .format(in_vnf
["member-vnf-index"], in_ivld
["name"],
451 in_icp
["id-ref"], vnfd
["id"]))
454 raise EngineException("Invalid parameter vnf[member-vnf-index='{}']:internal-vld:name='{}'"
455 " is not present at vnfd '{}'".format(in_vnf
["member-vnf-index"],
456 in_ivld
["name"], vnfd
["id"]))
458 def check_valid_vim_account(vim_account
):
459 if vim_account
in vim_accounts
:
462 db_filter
= self
._get
_project
_filter
(session
, write
=False, show_all
=True)
463 db_filter
["_id"] = vim_account
464 self
.db
.get_one("vim_accounts", db_filter
)
466 raise EngineException("Invalid vimAccountId='{}' not present for the project".format(vim_account
))
467 vim_accounts
.append(vim_account
)
469 if operation
== "action":
470 # check vnf_member_index
471 if indata
.get("vnf_member_index"):
472 indata
["member_vnf_index"] = indata
.pop("vnf_member_index") # for backward compatibility
473 if not indata
.get("member_vnf_index"):
474 raise EngineException("Missing 'member_vnf_index' parameter")
475 vnfd
= check_valid_vnf_member_index(indata
["member_vnf_index"])
477 for config_primitive
in get_iterable(vnfd
.get("vnf-configuration", {}).get("config-primitive")):
478 if indata
["primitive"] == config_primitive
["name"]:
479 # check needed primitive_params are provided
480 if indata
.get("primitive_params"):
481 in_primitive_params_copy
= copy(indata
["primitive_params"])
483 in_primitive_params_copy
= {}
484 for paramd
in get_iterable(config_primitive
.get("parameter")):
485 if paramd
["name"] in in_primitive_params_copy
:
486 del in_primitive_params_copy
[paramd
["name"]]
487 elif not paramd
.get("default-value"):
488 raise EngineException("Needed parameter {} not provided for primitive '{}'".format(
489 paramd
["name"], indata
["primitive"]))
490 # check no extra primitive params are provided
491 if in_primitive_params_copy
:
492 raise EngineException("parameter/s '{}' not present at vnfd for primitive '{}'".format(
493 list(in_primitive_params_copy
.keys()), indata
["primitive"]))
496 raise EngineException("Invalid primitive '{}' is not present at vnfd".format(indata
["primitive"]))
497 if operation
== "scale":
498 vnfd
= check_valid_vnf_member_index(indata
["scaleVnfData"]["scaleByStepData"]["member-vnf-index"])
499 for scaling_group
in get_iterable(vnfd
.get("scaling-group-descriptor")):
500 if indata
["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"] == scaling_group
["name"]:
503 raise EngineException("Invalid scaleVnfData:scaleByStepData:scaling-group-descriptor '{}' is not "
504 "present at vnfd:scaling-group-descriptor".format(
505 indata
["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"]))
506 if operation
== "instantiate":
508 check_valid_vim_account(indata
["vimAccountId"])
509 for in_vnf
in get_iterable(indata
.get("vnf")):
510 vnfd
= check_valid_vnf_member_index(in_vnf
["member-vnf-index"])
511 _check_vnf_instantiation_params(in_vnf
, vnfd
)
512 if in_vnf
.get("vimAccountId"):
513 check_valid_vim_account(in_vnf
["vimAccountId"])
515 for in_vld
in get_iterable(indata
.get("vld")):
516 for vldd
in get_iterable(nsd
.get("vld")):
517 if in_vld
["name"] == vldd
["name"] or in_vld
["name"] == vldd
["id"]:
520 raise EngineException("Invalid parameter vld:name='{}' is not present at nsd:vld".format(
523 def _look_for_pdu(self
, session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
):
525 Look for a free PDU in the catalog matching vdur type and interfaces. Fills vnfr.vdur with the interface
526 (ip_address, ...) information.
527 Modifies PDU _admin.usageState to 'IN_USE'
529 :param session: client session information
530 :param rollback: list with the database modifications to rollback if needed
531 :param vnfr: vnfr to be updated. It is modified with pdu interface info if pdu is found
532 :param vim_account: vim_account where this vnfr should be deployed
533 :param vnfr_update: dictionary filled by this method with changes to be done at database vnfr
534 :param vnfr_update_rollback: dictionary filled by this method with original content of vnfr in case a rollback
535 of the changed vnfr is needed
537 :return: List of PDU interfaces that are connected to an existing VIM network. Each item contains:
538 "vim-network-name": used at VIM
539 "name": interface name
540 "vnf-vld-id": internal VNFD vld where this interface is connected, or
541 "ns-vld-id": NSD vld where this interface is connected.
542 NOTE: One, and only one between 'vnf-vld-id' and 'ns-vld-id' contains a value. The other will be None
545 ifaces_forcing_vim_network
= []
546 for vdur_index
, vdur
in enumerate(get_iterable(vnfr
.get("vdur"))):
547 if not vdur
.get("pdu-type"):
549 pdu_type
= vdur
.get("pdu-type")
550 pdu_filter
= self
._get
_project
_filter
(session
, write
=True, show_all
=True)
551 pdu_filter
["vim_accounts"] = vim_account
552 pdu_filter
["type"] = pdu_type
553 pdu_filter
["_admin.operationalState"] = "ENABLED"
554 pdu_filter
["_admin.usageState"] = "NOT_IN_USE"
555 # TODO feature 1417: "shared": True,
557 available_pdus
= self
.db
.get_list("pdus", pdu_filter
)
558 for pdu
in available_pdus
:
559 # step 1 check if this pdu contains needed interfaces:
560 match_interfaces
= True
561 for vdur_interface
in vdur
["interfaces"]:
562 for pdu_interface
in pdu
["interfaces"]:
563 if pdu_interface
["name"] == vdur_interface
["name"]:
564 # TODO feature 1417: match per mgmt type
566 else: # no interface found for name
567 match_interfaces
= False
572 raise EngineException(
573 "No PDU of type={} at vim_account={} found for member_vnf_index={}, vdu={} matching interface "
574 "names".format(pdu_type
, vim_account
, vnfr
["member-vnf-index-ref"], vdur
["vdu-id-ref"]))
578 "_admin.usageState": pdu
["_admin"]["usageState"],
579 "_admin.usage.vnfr_id": None,
580 "_admin.usage.nsr_id": None,
581 "_admin.usage.vdur": None,
583 self
.db
.set_one("pdus", {"_id": pdu
["_id"]},
584 {"_admin.usageState": "IN_USE",
585 "_admin.usage": {"vnfr_id": vnfr
["_id"],
586 "nsr_id": vnfr
["nsr-id-ref"],
587 "vdur": vdur
["vdu-id-ref"]}
589 rollback
.append({"topic": "pdus", "_id": pdu
["_id"], "operation": "set", "content": rollback_pdu
})
591 # step 3. Fill vnfr info by filling vdur
592 vdu_text
= "vdur.{}".format(vdur_index
)
593 vnfr_update_rollback
[vdu_text
+ ".pdu-id"] = None
594 vnfr_update
[vdu_text
+ ".pdu-id"] = pdu
["_id"]
595 for iface_index
, vdur_interface
in enumerate(vdur
["interfaces"]):
596 for pdu_interface
in pdu
["interfaces"]:
597 if pdu_interface
["name"] == vdur_interface
["name"]:
598 iface_text
= vdu_text
+ ".interfaces.{}".format(iface_index
)
599 for k
, v
in pdu_interface
.items():
600 if k
in ("ip-address", "mac-address"): # TODO: switch-xxxxx must be inserted
601 vnfr_update
[iface_text
+ ".{}".format(k
)] = v
602 vnfr_update_rollback
[iface_text
+ ".{}".format(k
)] = vdur_interface
.get(v
)
603 if pdu_interface
.get("ip-address"):
604 if vdur_interface
.get("mgmt-interface"):
605 vnfr_update_rollback
[vdu_text
+ ".ip-address"] = vdur
.get("ip-address")
606 vnfr_update
[vdu_text
+ ".ip-address"] = pdu_interface
["ip-address"]
607 if vdur_interface
.get("mgmt-vnf"):
608 vnfr_update_rollback
["ip-address"] = vnfr
.get("ip-address")
609 vnfr_update
["ip-address"] = pdu_interface
["ip-address"]
610 if pdu_interface
.get("vim-network-name") or pdu_interface
.get("vim-network-id"):
611 ifaces_forcing_vim_network
.append({
612 "name": vdur_interface
.get("vnf-vld-id") or vdur_interface
.get("ns-vld-id"),
613 "vnf-vld-id": vdur_interface
.get("vnf-vld-id"),
614 "ns-vld-id": vdur_interface
.get("ns-vld-id")})
615 if pdu_interface
.get("vim-network-id"):
616 ifaces_forcing_vim_network
.append({
617 "vim-network-id": pdu_interface
.get("vim-network-id")})
618 if pdu_interface
.get("vim-network-name"):
619 ifaces_forcing_vim_network
.append({
620 "vim-network-name": pdu_interface
.get("vim-network-name")})
623 return ifaces_forcing_vim_network
625 def _update_vnfrs(self
, session
, rollback
, nsr
, indata
):
629 vnfrs
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
633 vnfr_update_rollback
= {}
634 member_vnf_index
= vnfr
["member-vnf-index-ref"]
635 # update vim-account-id
637 vim_account
= indata
["vimAccountId"]
638 # check instantiate parameters
639 for vnf_inst_params
in get_iterable(indata
.get("vnf")):
640 if vnf_inst_params
["member-vnf-index"] != member_vnf_index
:
642 if vnf_inst_params
.get("vimAccountId"):
643 vim_account
= vnf_inst_params
.get("vimAccountId")
645 vnfr_update
["vim-account-id"] = vim_account
646 vnfr_update_rollback
["vim-account-id"] = vnfr
.get("vim-account-id")
649 ifaces_forcing_vim_network
= self
._look
_for
_pdu
(session
, rollback
, vnfr
, vim_account
, vnfr_update
,
650 vnfr_update_rollback
)
652 # updata database vnfr
653 self
.db
.set_one("vnfrs", {"_id": vnfr
["_id"]}, vnfr_update
)
654 rollback
.append({"topic": "vnfrs", "_id": vnfr
["_id"], "operation": "set", "content": vnfr_update_rollback
})
656 # Update indada in case pdu forces to use a concrete vim-network-name
657 # TODO check if user has already insert a vim-network-name and raises an error
658 if not ifaces_forcing_vim_network
:
660 for iface_info
in ifaces_forcing_vim_network
:
661 if iface_info
.get("ns-vld-id"):
662 if "vld" not in indata
:
664 indata
["vld"].append({key
: iface_info
[key
] for key
in
665 ("name", "vim-network-name", "vim-network-id") if iface_info
.get(key
)})
667 elif iface_info
.get("vnf-vld-id"):
668 if "vnf" not in indata
:
670 indata
["vnf"].append({
671 "member-vnf-index": member_vnf_index
,
672 "internal-vld": [{key
: iface_info
[key
] for key
in
673 ("name", "vim-network-name", "vim-network-id") if iface_info
.get(key
)}]
677 def _create_nslcmop(nsr_id
, operation
, params
):
679 Creates a ns-lcm-opp content to be stored at database.
680 :param nsr_id: internal id of the instance
681 :param operation: instantiate, terminate, scale, action, ...
682 :param params: user parameters for the operation
683 :return: dictionary following SOL005 format
690 "operationState": "PROCESSING", # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
691 "statusEnteredTime": now
,
692 "nsInstanceId": nsr_id
,
693 "lcmOperationType": operation
,
695 "isAutomaticInvocation": False,
696 "operationParams": params
,
697 "isCancelPending": False,
699 "self": "/osm/nslcm/v1/ns_lcm_op_occs/" + _id
,
700 "nsInstance": "/osm/nslcm/v1/ns_instances/" + nsr_id
,
705 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None, force
=False, make_public
=False,
708 Performs a new operation over a ns
709 :param rollback: list to append created items at database in case a rollback must to be done
710 :param session: contains the used login username and working project
711 :param indata: descriptor with the parameters of the operation. It must contains among others
712 nsInstanceId: _id of the nsr to perform the operation
713 operation: it can be: instantiate, terminate, action, TODO: update, heal
714 :param kwargs: used to override the indata descriptor
715 :param headers: http request headers
716 :param force: If True avoid some dependence checks
717 :param make_public: Make the created item public to all projects
718 :return: id of the nslcmops
721 # Override descriptor with query string kwargs
722 self
._update
_input
_with
_kwargs
(indata
, kwargs
)
723 operation
= indata
["lcmOperationType"]
724 nsInstanceId
= indata
["nsInstanceId"]
726 validate_input(indata
, self
.operation_schema
[operation
])
728 _filter
= BaseTopic
._get
_project
_filter
(session
, write
=True, show_all
=False)
729 _filter
["_id"] = nsInstanceId
730 nsr
= self
.db
.get_one("nsrs", _filter
)
733 if not nsr
["_admin"].get("nsState") or nsr
["_admin"]["nsState"] == "NOT_INSTANTIATED":
734 if operation
== "terminate" and indata
.get("autoremove"):
735 # NSR must be deleted
736 return None # a none in this case is used to indicate not instantiated. It can be removed
737 if operation
!= "instantiate":
738 raise EngineException("ns_instance '{}' cannot be '{}' because it is not instantiated".format(
739 nsInstanceId
, operation
), HTTPStatus
.CONFLICT
)
741 if operation
== "instantiate" and not indata
.get("force"):
742 raise EngineException("ns_instance '{}' cannot be '{}' because it is already instantiated".format(
743 nsInstanceId
, operation
), HTTPStatus
.CONFLICT
)
744 self
._check
_ns
_operation
(session
, nsr
, operation
, indata
)
746 if operation
== "instantiate":
747 self
._update
_vnfrs
(session
, rollback
, nsr
, indata
)
749 nslcmop_desc
= self
._create
_nslcmop
(nsInstanceId
, operation
, indata
)
750 self
.format_on_new(nslcmop_desc
, session
["project_id"], make_public
=make_public
)
751 _id
= self
.db
.create("nslcmops", nslcmop_desc
)
752 rollback
.append({"topic": "nslcmops", "_id": _id
})
754 self
.msg
.write("ns", operation
, nslcmop_desc
)
756 except ValidationError
as e
:
757 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
758 # except DbException as e:
759 # raise EngineException("Cannot get ns_instance '{}': {}".format(e), HTTPStatus.NOT_FOUND)
761 def delete(self
, session
, _id
, force
=False, dry_run
=False):
762 raise EngineException("Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
764 def edit(self
, session
, _id
, indata
=None, kwargs
=None, force
=False, content
=None):
765 raise EngineException("Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
768 class NsiTopic(BaseTopic
):
772 def __init__(self
, db
, fs
, msg
):
773 BaseTopic
.__init
__(self
, db
, fs
, msg
)
774 self
.nsrTopic
= NsrTopic(db
, fs
, msg
)
777 def _format_ns_request(ns_request
):
778 formated_request
= copy(ns_request
)
779 # TODO: Add request params
780 return formated_request
783 def _format_addional_params(slice_request
):
785 Get and format user additional params for NS or VNF
786 :param slice_request: User instantiation additional parameters
787 :return: a formatted copy of additional params or None if not supplied
789 additional_params
= copy(slice_request
.get("additionalParamsForNsi"))
790 if additional_params
:
791 for k
, v
in additional_params
.items():
792 if not isinstance(k
, str):
793 raise EngineException("Invalid param at additionalParamsForNsi:{}. Only string keys are allowed".
795 if "." in k
or "$" in k
:
796 raise EngineException("Invalid param at additionalParamsForNsi:{}. Keys must not contain dots or $".
798 if isinstance(v
, (dict, tuple, list)):
799 additional_params
[k
] = "!!yaml " + safe_dump(v
)
800 return additional_params
802 def _check_descriptor_dependencies(self
, session
, descriptor
):
804 Check that the dependent descriptors exist on a new descriptor or edition
805 :param session: client session information
806 :param descriptor: descriptor to be inserted or edit
807 :return: None or raises exception
809 if not descriptor
.get("nst-ref"):
811 nstd_id
= descriptor
["nst-ref"]
812 if not self
.get_item_list(session
, "nsts", {"id": nstd_id
}):
813 raise EngineException("Descriptor error at nst-ref='{}' references a non exist nstd".format(nstd_id
),
814 http_code
=HTTPStatus
.CONFLICT
)
817 def format_on_new(content
, project_id
=None, make_public
=False):
818 BaseTopic
.format_on_new(content
, project_id
=project_id
, make_public
=make_public
)
820 def check_conflict_on_del(self
, session
, _id
, force
=False):
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
, force
=False, dry_run
=False):
831 Delete item by its internal _id
832 :param session: contains the used login username, working project, and admin rights
833 :param _id: server internal id
834 :param force: indicates if deletion must be forced in case of conflict
835 :param dry_run: make checking but do not delete
836 :return: dictionary with deleted item _id. It raises EngineException on error: not found, conflict, ...
838 # TODO add admin to filter, validate rights
839 BaseTopic
.delete(self
, session
, _id
, force
, dry_run
=True)
843 # deletes NetSlice instance object
844 v
= self
.db
.del_one("nsis", {"_id": _id
})
846 # makes a temporal list of nsilcmops objects related to the _id given and deletes them from db
847 _filter
= {"netsliceInstanceId": _id
}
848 self
.db
.del_list("nsilcmops", _filter
)
850 _filter
= {"operationParams.netsliceInstanceId": _id
}
851 nslcmops_list
= self
.db
.get_list("nslcmops", _filter
)
853 for id_item
in nslcmops_list
:
854 _filter
= {"_id": id_item
}
855 nslcmop
= self
.db
.get_one("nslcmops", _filter
)
856 nsr_id
= nslcmop
["operationParams"]["nsr_id"]
857 self
.nsrTopic
.delete(session
, nsr_id
, force
=False, dry_run
=False)
858 self
._send
_msg
("deleted", {"_id": _id
})
861 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None, force
=False, make_public
=False):
863 Creates a new netslice instance record into database. It also creates needed nsrs and vnfrs
864 :param rollback: list to append the created items at database in case a rollback must be done
865 :param session: contains the used login username and working project
866 :param indata: params to be used for the nsir
867 :param kwargs: used to override the indata descriptor
868 :param headers: http request headers
869 :param force: If True avoid some dependence checks
870 :param make_public: Make the created item public to all projects
871 :return: the _id of nsi descriptor created at database
875 slice_request
= self
._remove
_envelop
(indata
)
876 # Override descriptor with query string kwargs
877 self
._update
_input
_with
_kwargs
(slice_request
, kwargs
)
878 self
._validate
_input
_new
(slice_request
, force
)
882 step
= "getting nstd id='{}' from database".format(slice_request
.get("nstId"))
883 _filter
= {"_id": slice_request
["nstId"]}
884 _filter
.update(BaseTopic
._get
_project
_filter
(session
, write
=False, show_all
=True))
885 nstd
= self
.db
.get_one("nsts", _filter
)
886 nstd
.pop("_admin", None)
887 nstd
.pop("_id", None)
888 nsi_id
= str(uuid4())
889 step
= "filling nsi_descriptor with input data"
894 "name": slice_request
["nsiName"],
895 "description": slice_request
.get("nsiDescription", ""),
896 "datacenter": slice_request
["vimAccountId"],
897 "nst-ref": nstd
["id"],
898 "instantiation_parameters": slice_request
,
899 "network-slice-template": nstd
,
903 "additionalParamsForNsi": self
._format
_addional
_params
(slice_request
)
906 step
= "creating nsi at database"
907 self
.format_on_new(nsi_descriptor
, session
["project_id"], make_public
=make_public
)
908 nsi_descriptor
["_admin"]["nsiState"] = "NOT_INSTANTIATED"
909 nsi_descriptor
["_admin"]["netslice-subnet"] = None
911 # Creating netslice-vld for the RO.
912 step
= "creating netslice-vld at database"
913 instantiation_parameters
= slice_request
915 # Building the vlds list to be deployed
916 # From netslice descriptors, creating the initial list
918 if nstd
.get("netslice-vld"):
919 # Building VLDs from NST
920 for netslice_vlds
in nstd
["netslice-vld"]:
922 # Adding nst vld name and global vimAccountId for netslice vld creation
923 nsi_vld
["name"] = netslice_vlds
["name"]
924 nsi_vld
["vimAccountId"] = slice_request
["vimAccountId"]
925 # Getting template Instantiation parameters from NST
926 for netslice_vld
in netslice_vlds
["nss-connection-point-ref"]:
927 for netslice_subnet
in nstd
["netslice-subnet"]:
928 nsi_vld
["nsd-ref"] = netslice_subnet
["nsd-ref"]
929 nsi_vld
["nsd-connection-point-ref"] = netslice_vld
["nsd-connection-point-ref"]
930 # Obtaining the vimAccountId from template instantiation parameter
931 if netslice_subnet
.get("instantiation-parameters"):
932 # Taking the vimAccountId from NST netslice-subnet instantiation parameters
933 if netslice_subnet
["instantiation-parameters"].get("vimAccountId"):
934 netsn
= netslice_subnet
["instantiation-parameters"]["vimAccountId"]
935 nsi_vld
["vimAccountId"] = netsn
936 # Obtaining the vimAccountId from user instantiation parameter
937 if instantiation_parameters
.get("netslice-subnet"):
938 for ins_param
in instantiation_parameters
["netslice-subnet"]:
939 if ins_param
.get("id") == netslice_vld
["nss-ref"]:
940 if ins_param
.get("vimAccountId"):
941 nsi_vld
["vimAccountId"] = ins_param
["vimAccountId"]
942 # Adding vim-network-name / vim-network-id defined by the user to vld
943 if instantiation_parameters
.get("netslice-vld"):
944 for ins_param
in instantiation_parameters
["netslice-vld"]:
945 if ins_param
["name"] == netslice_vlds
["name"]:
946 if ins_param
.get("vim-network-name"):
947 nsi_vld
["vim-network-name"] = ins_param
.get("vim-network-name")
948 if ins_param
.get("vim-network-id"):
949 nsi_vld
["vim-network-id"] = ins_param
.get("vim-network-id")
950 if netslice_vlds
.get("mgmt-network"):
951 nsi_vld
["mgmt-network"] = netslice_vlds
.get("mgmt-network")
952 nsi_vlds
.append(nsi_vld
)
954 nsi_descriptor
["_admin"]["netslice-vld"] = nsi_vlds
955 # Creating netslice-subnet_record.
959 for member_ns
in nstd
["netslice-subnet"]:
960 nsd_id
= member_ns
["nsd-ref"]
961 step
= "getting nstd id='{}' constituent-nsd='{}' from database".format(
962 member_ns
["nsd-ref"], member_ns
["id"])
963 if nsd_id
not in needed_nsds
:
965 nsd
= DescriptorTopic
.get_one_by_id(self
.db
, session
, "nsds", nsd_id
)
967 needed_nsds
[nsd_id
] = nsd
968 member_ns
["_id"] = needed_nsds
[nsd_id
].get("_id")
969 services
.append(member_ns
)
971 nsd
= needed_nsds
[nsd_id
]
972 member_ns
["_id"] = needed_nsds
[nsd_id
].get("_id")
973 services
.append(member_ns
)
975 step
= "filling nsir nsd-id='{}' constituent-nsd='{}' from database".format(
976 member_ns
["nsd-ref"], member_ns
["id"])
978 # check additionalParamsForSubnet contains a valid id
979 if slice_request
.get("additionalParamsForSubnet"):
980 for additional_params_subnet
in get_iterable(slice_request
.get("additionalParamsForSubnet")):
981 for service
in services
:
982 if additional_params_subnet
["id"] == service
["id"]:
985 raise EngineException("Error at additionalParamsForSubnet:id='{}' not match any "
986 "netslice-subnet:id".format(additional_params_subnet
["id"]))
988 # creates Network Services records (NSRs)
989 step
= "creating nsrs at database using NsrTopic.new()"
990 ns_params
= slice_request
.get("netslice-subnet")
993 nsi_netslice_subnet
= []
994 for service
in services
:
996 indata_ns
["nsdId"] = service
["_id"]
997 indata_ns
["nsName"] = slice_request
.get("nsiName") + "." + service
["id"]
998 indata_ns
["vimAccountId"] = slice_request
.get("vimAccountId")
999 indata_ns
["nsDescription"] = service
["description"]
1000 indata_ns
["key-pair-ref"] = None
1001 for additional_params_subnet
in get_iterable(slice_request
.get("additionalParamsForSubnet")):
1002 if additional_params_subnet
["id"] == service
["id"]:
1003 if additional_params_subnet
.get("additionalParamsForNs"):
1004 indata_ns
["additionalParamsForNs"] = additional_params_subnet
["additionalParamsForNs"]
1005 if additional_params_subnet
.get("additionalParamsForVnf"):
1006 indata_ns
["additionalParamsForVnf"] = additional_params_subnet
["additionalParamsForVnf"]
1009 # NsrTopic(rollback, session, indata_ns, kwargs, headers, force)
1010 # Overwriting ns_params filtering by nsName == netslice-subnet.id
1013 for ns_param
in ns_params
:
1014 if ns_param
.get("id") == service
["id"]:
1015 copy_ns_param
= deepcopy(ns_param
)
1016 del copy_ns_param
["id"]
1017 indata_ns
.update(copy_ns_param
)
1018 # TODO: Improve network selection via networkID
1019 # Override the instantiation parameters for netslice-vld provided by user
1022 for nsi_vld
in nsi_vlds
:
1023 nsd
= self
.db
.get_one("nsds", {"id": nsi_vld
["nsd-ref"]})
1024 if nsd
["connection-point"]:
1025 for cp_item
in nsd
["connection-point"]:
1026 if cp_item
["name"] == nsi_vld
["nsd-connection-point-ref"]:
1027 vld_id_ref
= cp_item
["vld-id-ref"]
1028 # Mapping the vim-network-name or vim-network-id instantiation parameters
1029 if nsi_vld
.get("vim-network-id"):
1030 vnid
= nsi_vld
.get("vim-network-id")
1031 if type(vnid
) is not dict:
1032 vim_network_id
= {slice_request
.get("vimAccountId"): vnid
}
1034 vim_network_id
= vnid
1035 indata_ns_list
.append({"name": vld_id_ref
, "vim-network-id": vim_network_id
})
1036 # Case not vim-network-name instantiation parameter
1037 elif nsi_vld
.get("vim-network-name"):
1038 vnm
= nsi_vld
.get("vim-network-name")
1039 if type(vnm
) is not dict:
1040 vim_network_name
= {slice_request
.get("vimAccountId"): vnm
}
1042 vim_network_name
= vnm
1043 indata_ns_list
.append({"name": vld_id_ref
,
1044 "vim-network-name": vim_network_name
})
1045 # Case neither vim-network-name nor vim-network-id provided
1047 indata_ns_list
.append({"name": vld_id_ref
})
1049 indata_ns
["vld"] = indata_ns_list
1051 # Creates Nsr objects
1052 _id_nsr
= self
.nsrTopic
.new(rollback
, session
, indata_ns
, kwargs
, headers
, force
)
1053 nsrs_item
= {"nsrId": _id_nsr
}
1054 nsrs_list
.append(nsrs_item
)
1055 nsi_netslice_subnet
.append(indata_ns
)
1056 nsr_ref
= {"nsr-ref": _id_nsr
}
1057 nsi_descriptor
["nsr-ref-list"].append(nsr_ref
)
1059 # Adding the nsrs list to the nsi
1060 nsi_descriptor
["_admin"]["nsrs-detailed-list"] = nsrs_list
1061 nsi_descriptor
["_admin"]["netslice-subnet"] = nsi_netslice_subnet
1062 # Creating the entry in the database
1063 self
.db
.create("nsis", nsi_descriptor
)
1064 rollback
.append({"topic": "nsis", "_id": nsi_id
})
1066 except Exception as e
:
1067 self
.logger
.exception("Exception {} at NsiTopic.new()".format(e
), exc_info
=True)
1068 raise EngineException("Error {}: {}".format(step
, e
))
1069 except ValidationError
as e
:
1070 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
1072 def edit(self
, session
, _id
, indata
=None, kwargs
=None, force
=False, content
=None):
1073 raise EngineException("Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
1076 class NsiLcmOpTopic(BaseTopic
):
1079 operation_schema
= { # mapping between operation and jsonschema to validate
1080 "instantiate": nsi_instantiate
,
1084 def __init__(self
, db
, fs
, msg
):
1085 BaseTopic
.__init
__(self
, db
, fs
, msg
)
1087 def _check_nsi_operation(self
, session
, nsir
, operation
, indata
):
1089 Check that user has enter right parameters for the operation
1091 :param operation: it can be: instantiate, terminate, action, TODO: update, heal
1092 :param indata: descriptor with the parameters of the operation
1096 nstd
= nsir
["network-slice-template"]
1098 def check_valid_netslice_subnet_id(nstId
):
1099 # TODO change to vnfR (??)
1100 for netslice_subnet
in nstd
["netslice-subnet"]:
1101 if nstId
== netslice_subnet
["id"]:
1102 nsd_id
= netslice_subnet
["nsd-ref"]
1103 if nsd_id
not in nsds
:
1104 nsds
[nsd_id
] = self
.db
.get_one("nsds", {"id": nsd_id
})
1107 raise EngineException("Invalid parameter nstId='{}' is not one of the "
1108 "nst:netslice-subnet".format(nstId
))
1109 if operation
== "instantiate":
1110 # check the existance of netslice-subnet items
1111 for in_nst
in get_iterable(indata
.get("netslice-subnet")):
1112 check_valid_netslice_subnet_id(in_nst
["id"])
1114 def _create_nsilcmop(self
, session
, netsliceInstanceId
, operation
, params
):
1120 "operationState": "PROCESSING", # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
1121 "statusEnteredTime": now
,
1122 "netsliceInstanceId": netsliceInstanceId
,
1123 "lcmOperationType": operation
,
1125 "isAutomaticInvocation": False,
1126 "operationParams": params
,
1127 "isCancelPending": False,
1129 "self": "/osm/nsilcm/v1/nsi_lcm_op_occs/" + _id
,
1130 "nsInstance": "/osm/nsilcm/v1/netslice_instances/" + netsliceInstanceId
,
1135 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None, force
=False, make_public
=False):
1137 Performs a new operation over a ns
1138 :param rollback: list to append created items at database in case a rollback must to be done
1139 :param session: contains the used login username and working project
1140 :param indata: descriptor with the parameters of the operation. It must contains among others
1141 nsiInstanceId: _id of the nsir to perform the operation
1142 operation: it can be: instantiate, terminate, action, TODO: update, heal
1143 :param kwargs: used to override the indata descriptor
1144 :param headers: http request headers
1145 :param force: If True avoid some dependence checks
1146 :param make_public: Make the created item public to all projects
1147 :return: id of the nslcmops
1150 # Override descriptor with query string kwargs
1151 self
._update
_input
_with
_kwargs
(indata
, kwargs
)
1152 operation
= indata
["lcmOperationType"]
1153 nsiInstanceId
= indata
["nsiInstanceId"]
1154 validate_input(indata
, self
.operation_schema
[operation
])
1156 # get nsi from nsiInstanceId
1157 _filter
= BaseTopic
._get
_project
_filter
(session
, write
=True, show_all
=False)
1158 _filter
["_id"] = nsiInstanceId
1159 nsir
= self
.db
.get_one("nsis", _filter
)
1162 if not nsir
["_admin"].get("nsiState") or nsir
["_admin"]["nsiState"] == "NOT_INSTANTIATED":
1163 if operation
== "terminate" and indata
.get("autoremove"):
1164 # NSIR must be deleted
1165 return None # a none in this case is used to indicate not instantiated. It can be removed
1166 if operation
!= "instantiate":
1167 raise EngineException("netslice_instance '{}' cannot be '{}' because it is not instantiated".format(
1168 nsiInstanceId
, operation
), HTTPStatus
.CONFLICT
)
1170 if operation
== "instantiate" and not indata
.get("force"):
1171 raise EngineException("netslice_instance '{}' cannot be '{}' because it is already instantiated".
1172 format(nsiInstanceId
, operation
), HTTPStatus
.CONFLICT
)
1174 # Creating all the NS_operation (nslcmop)
1175 # Get service list from db
1176 nsrs_list
= nsir
["_admin"]["nsrs-detailed-list"]
1178 for nsr_item
in nsrs_list
:
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 nsi_NsLcmOpTopic
= NsLcmOpTopic(self
.db
, self
.fs
, self
.msg
)
1188 # Creating NS_LCM_OP with the flag slice_object=True to not trigger the service instantiation
1189 # message via kafka bus
1190 nslcmop
= nsi_NsLcmOpTopic
.new(rollback
, session
, indata_ns
, kwargs
, headers
, force
, slice_object
=True)
1191 nslcmops
.append(nslcmop
)
1194 indata
["nslcmops_ids"] = nslcmops
1195 self
._check
_nsi
_operation
(session
, nsir
, operation
, indata
)
1196 nsilcmop_desc
= self
._create
_nsilcmop
(session
, nsiInstanceId
, operation
, indata
)
1197 self
.format_on_new(nsilcmop_desc
, session
["project_id"], make_public
=make_public
)
1198 _id
= self
.db
.create("nsilcmops", nsilcmop_desc
)
1199 rollback
.append({"topic": "nsilcmops", "_id": _id
})
1200 self
.msg
.write("nsi", operation
, nsilcmop_desc
)
1202 except ValidationError
as e
:
1203 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
1204 # except DbException as e:
1205 # raise EngineException("Cannot get nsi_instance '{}': {}".format(e), HTTPStatus.NOT_FOUND)
1207 def delete(self
, session
, _id
, force
=False, dry_run
=False):
1208 raise EngineException("Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
1210 def edit(self
, session
, _id
, indata
=None, kwargs
=None, force
=False, content
=None):
1211 raise EngineException("Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)