1 # -*- coding: utf-8 -*-
3 # Licensed under the Apache License, Version 2.0 (the "License");
4 # you may not use this file except in compliance with the License.
5 # You may obtain a copy of the License at
7 # http://www.apache.org/licenses/LICENSE-2.0
9 # Unless required by applicable law or agreed to in writing, software
10 # distributed under the License is distributed on an "AS IS" BASIS,
11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
13 # See the License for the specific language governing permissions and
14 # limitations under the License.
17 from uuid
import uuid4
18 from http
import HTTPStatus
20 from copy
import copy
, deepcopy
21 from osm_nbi
.validation
import validate_input
, ValidationError
, ns_instantiate
, ns_terminate
, ns_action
, ns_scale
,\
23 from osm_nbi
.base_topic
import BaseTopic
, EngineException
, get_iterable
, deep_get
, increment_ip_mac
24 from yaml
import safe_dump
25 from osm_common
.dbbase
import DbException
26 from osm_common
.msgbase
import MsgException
27 from osm_common
.fsbase
import FsException
28 from osm_nbi
import utils
29 from re
import match
# For checking that additional parameter names are valid Jinja2 identifiers
31 __author__
= "Alfonso Tierno <alfonso.tiernosepulveda@telefonica.com>"
34 class NsrTopic(BaseTopic
):
37 quota_name
= "ns_instances"
38 schema_new
= ns_instantiate
40 def __init__(self
, db
, fs
, msg
, auth
):
41 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
43 def _check_descriptor_dependencies(self
, session
, descriptor
):
45 Check that the dependent descriptors exist on a new descriptor or edition
46 :param session: client session information
47 :param descriptor: descriptor to be inserted or edit
48 :return: None or raises exception
50 if not descriptor
.get("nsdId"):
52 nsd_id
= descriptor
["nsdId"]
53 if not self
.get_item_list(session
, "nsds", {"id": nsd_id
}):
54 raise EngineException("Descriptor error at nsdId='{}' references a non exist nsd".format(nsd_id
),
55 http_code
=HTTPStatus
.CONFLICT
)
58 def format_on_new(content
, project_id
=None, make_public
=False):
59 BaseTopic
.format_on_new(content
, project_id
=project_id
, make_public
=make_public
)
60 content
["_admin"]["nsState"] = "NOT_INSTANTIATED"
63 def check_conflict_on_del(self
, session
, _id
, db_content
):
65 Check that NSR is not instantiated
66 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
67 :param _id: nsr internal id
68 :param db_content: The database content of the nsr
69 :return: None or raises EngineException with the conflict
74 if nsr
["_admin"].get("nsState") == "INSTANTIATED":
75 raise EngineException("nsr '{}' cannot be deleted because it is in 'INSTANTIATED' state. "
76 "Launch 'terminate' operation first; or force deletion".format(_id
),
77 http_code
=HTTPStatus
.CONFLICT
)
79 def delete_extra(self
, session
, _id
, db_content
, not_send_msg
=None):
81 Deletes associated nslcmops and vnfrs from database. Deletes associated filesystem.
82 Set usageState of pdu, vnfd, nsd
83 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
84 :param _id: server internal id
85 :param db_content: The database content of the descriptor
86 :param not_send_msg: To not send message (False) or store content (list) instead
87 :return: None if ok or raises EngineException with the problem
89 self
.fs
.file_delete(_id
, ignore_non_exist
=True)
90 self
.db
.del_list("nslcmops", {"nsInstanceId": _id
})
91 self
.db
.del_list("vnfrs", {"nsr-id-ref": _id
})
93 # set all used pdus as free
94 self
.db
.set_list("pdus", {"_admin.usage.nsr_id": _id
},
95 {"_admin.usageState": "NOT_IN_USE", "_admin.usage": None})
99 used_nsd_id
= nsr
.get("nsd-id")
101 # check if used by another NSR
102 nsrs_list
= self
.db
.get_one("nsrs", {"nsd-id": used_nsd_id
},
103 fail_on_empty
=False, fail_on_more
=False)
105 self
.db
.set_one("nsds", {"_id": used_nsd_id
}, {"_admin.usageState": "NOT_IN_USE"})
107 # Set VNFD usageState
108 used_vnfd_id_list
= nsr
.get("vnfd-id")
109 if used_vnfd_id_list
:
110 for used_vnfd_id
in used_vnfd_id_list
:
111 # check if used by another NSR
112 nsrs_list
= self
.db
.get_one("nsrs", {"vnfd-id": used_vnfd_id
},
113 fail_on_empty
=False, fail_on_more
=False)
115 self
.db
.set_one("vnfds", {"_id": used_vnfd_id
}, {"_admin.usageState": "NOT_IN_USE"})
117 # delete extra ro_nsrs used for internal RO module
118 self
.db
.del_one("ro_nsrs", q_filter
={"_id": _id
}, fail_on_empty
=False)
121 def _format_ns_request(ns_request
):
122 formated_request
= copy(ns_request
)
123 formated_request
.pop("additionalParamsForNs", None)
124 formated_request
.pop("additionalParamsForVnf", None)
125 return formated_request
128 def _format_additional_params(ns_request
, member_vnf_index
=None, vdu_id
=None, kdu_name
=None, descriptor
=None):
130 Get and format user additional params for NS or VNF
131 :param ns_request: User instantiation additional parameters
132 :param member_vnf_index: None for extract NS params, or member_vnf_index to extract VNF params
133 :param descriptor: If not None it check that needed parameters of descriptor are supplied
134 :return: tuple with a formatted copy of additional params or None if not supplied, plus other parameters
136 additional_params
= None
138 if not member_vnf_index
:
139 additional_params
= copy(ns_request
.get("additionalParamsForNs"))
140 where_
= "additionalParamsForNs"
141 elif ns_request
.get("additionalParamsForVnf"):
142 where_
= "additionalParamsForVnf[member-vnf-index={}]".format(member_vnf_index
)
143 item
= next((x
for x
in ns_request
["additionalParamsForVnf"] if x
["member-vnf-index"] == member_vnf_index
),
146 if not vdu_id
and not kdu_name
:
148 additional_params
= copy(item
.get("additionalParams")) or {}
149 if vdu_id
and item
.get("additionalParamsForVdu"):
150 item_vdu
= next((x
for x
in item
["additionalParamsForVdu"] if x
["vdu_id"] == vdu_id
), None)
151 other_params
= item_vdu
152 if item_vdu
and item_vdu
.get("additionalParams"):
153 where_
+= ".additionalParamsForVdu[vdu_id={}]".format(vdu_id
)
154 additional_params
= item_vdu
["additionalParams"]
156 additional_params
= {}
157 if item
.get("additionalParamsForKdu"):
158 item_kdu
= next((x
for x
in item
["additionalParamsForKdu"] if x
["kdu_name"] == kdu_name
), None)
159 other_params
= item_kdu
160 if item_kdu
and item_kdu
.get("additionalParams"):
161 where_
+= ".additionalParamsForKdu[kdu_name={}]".format(kdu_name
)
162 additional_params
= item_kdu
["additionalParams"]
164 if additional_params
:
165 for k
, v
in additional_params
.items():
166 # BEGIN Check that additional parameter names are valid Jinja2 identifiers if target is not Kdu
167 if not kdu_name
and not match('^[a-zA-Z_][a-zA-Z0-9_]*$', k
):
168 raise EngineException("Invalid param name at {}:{}. Must contain only alphanumeric characters "
169 "and underscores, and cannot start with a digit"
171 # END Check that additional parameter names are valid Jinja2 identifiers
172 if not isinstance(k
, str):
173 raise EngineException("Invalid param at {}:{}. Only string keys are allowed".format(where_
, k
))
174 if "." in k
or "$" in k
:
175 raise EngineException("Invalid param at {}:{}. Keys must not contain dots or $".format(where_
, k
))
176 if isinstance(v
, (dict, tuple, list)):
177 additional_params
[k
] = "!!yaml " + safe_dump(v
)
180 # check that enough parameters are supplied for the initial-config-primitive
181 # TODO: check for cloud-init
184 initial_primitives
= None
186 vdud
= next(x
for x
in descriptor
["vdu"] if x
["id"] == vdu_id
)
187 initial_primitives
= deep_get(vdud
, ("vdu-configuration", "initial-config-primitive"))
189 vnf_configurations
= get_iterable(descriptor
.get("vnf-configuration"))
190 initial_primitives
= []
191 for vnfc
in vnf_configurations
:
192 for primitive
in get_iterable(vnfc
.get("initial-config-primitive")):
193 initial_primitives
.append(primitive
)
195 initial_primitives
= deep_get(descriptor
, ("ns-configuration", "initial-config-primitive"))
197 for initial_primitive
in get_iterable(initial_primitives
):
198 for param
in get_iterable(initial_primitive
.get("parameter")):
199 if param
["value"].startswith("<") and param
["value"].endswith(">"):
200 if param
["value"] in ("<rw_mgmt_ip>", "<VDU_SCALE_INFO>", "<ns_config_info>"):
202 if not additional_params
or param
["value"][1:-1] not in additional_params
:
203 raise EngineException("Parameter '{}' needed for vnfd[id={}]:vnf-configuration:"
204 "initial-config-primitive[name={}] not supplied".
205 format(param
["value"], descriptor
["id"],
206 initial_primitive
["name"]))
208 return additional_params
or None, other_params
or None
210 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
212 Creates a new nsr into database. It also creates needed vnfrs
213 :param rollback: list to append the created items at database in case a rollback must be done
214 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
215 :param indata: params to be used for the nsr
216 :param kwargs: used to override the indata descriptor
217 :param headers: http request headers
218 :return: the _id of nsr descriptor created at database. Or an exception of type
219 EngineException, ValidationError, DbException, FsException, MsgException.
220 Note: Exceptions are not captured on purpose. They should be captured at called
223 step
= "checking quotas"
224 self
.check_quota(session
)
226 step
= "validating input parameters"
227 ns_request
= self
._remove
_envelop
(indata
)
228 self
._update
_input
_with
_kwargs
(ns_request
, kwargs
)
229 self
._validate
_input
_new
(ns_request
, session
["force"])
231 step
= "getting nsd id='{}' from database".format(ns_request
.get("nsdId"))
232 nsd
= self
._get
_nsd
_from
_db
(ns_request
["nsdId"], session
)
233 ns_k8s_namespace
= self
._get
_ns
_k
8s
_namespace
(nsd
, ns_request
, session
)
235 step
= "checking nsdOperationalState"
236 self
._check
_nsd
_operational
_state
(nsd
, ns_request
)
238 step
= "filling nsr from input data"
239 nsr_id
= str(uuid4())
240 nsr_descriptor
= self
._create
_nsr
_descriptor
_from
_nsd
(nsd
, ns_request
, nsr_id
)
244 # TODO: Change for multiple df support
245 vnf_profiles
= nsd
.get("df", [[]])[0].get("vnf-profile", ())
246 for vnfp
in vnf_profiles
:
247 vnfd_id
= vnfp
.get("vnfd-id")
248 vnf_index
= vnfp
.get("id")
249 step
= "getting vnfd id='{}' constituent-vnfd='{}' from database".format(vnfd_id
, vnf_index
)
250 if vnfd_id
not in needed_vnfds
:
251 vnfd
= self
._get
_vnfd
_from
_db
(vnfd_id
, session
)
252 needed_vnfds
[vnfd_id
] = vnfd
253 nsr_descriptor
["vnfd-id"].append(vnfd
["_id"])
255 vnfd
= needed_vnfds
[vnfd_id
]
257 step
= "filling vnfr vnfd-id='{}' constituent-vnfd='{}'".format(vnfd_id
, vnf_index
)
258 vnfr_descriptor
= self
._create
_vnfr
_descriptor
_from
_vnfd
(nsd
, vnfd
, vnfd_id
, vnf_index
, nsr_descriptor
,
259 ns_request
, ns_k8s_namespace
)
261 step
= "creating vnfr vnfd-id='{}' constituent-vnfd='{}' at database".format(vnfd_id
, vnf_index
)
262 self
._add
_vnfr
_to
_db
(vnfr_descriptor
, rollback
, session
)
263 nsr_descriptor
["constituent-vnfr-ref"].append(vnfr_descriptor
["id"])
265 step
= "creating nsr at database"
266 self
._add
_nsr
_to
_db
(nsr_descriptor
, rollback
, session
)
268 step
= "creating nsr temporal folder"
269 self
.fs
.mkdir(nsr_id
)
272 except (ValidationError
, EngineException
, DbException
, MsgException
, FsException
) as e
:
273 raise type(e
)("{} while '{}'".format(e
, step
), http_code
=e
.http_code
)
275 def _get_nsd_from_db(self
, nsd_id
, session
):
276 _filter
= self
._get
_project
_filter
(session
)
277 _filter
["_id"] = nsd_id
278 return self
.db
.get_one("nsds", _filter
)
280 def _get_vnfd_from_db(self
, vnfd_id
, session
):
281 _filter
= self
._get
_project
_filter
(session
)
282 _filter
["id"] = vnfd_id
283 vnfd
= self
.db
.get_one("vnfds", _filter
, fail_on_empty
=True, fail_on_more
=True)
287 def _add_nsr_to_db(self
, nsr_descriptor
, rollback
, session
):
288 self
.format_on_new(nsr_descriptor
, session
["project_id"], make_public
=session
["public"])
289 self
.db
.create("nsrs", nsr_descriptor
)
290 rollback
.append({"topic": "nsrs", "_id": nsr_descriptor
["id"]})
292 def _add_vnfr_to_db(self
, vnfr_descriptor
, rollback
, session
):
293 self
.format_on_new(vnfr_descriptor
, session
["project_id"], make_public
=session
["public"])
294 self
.db
.create("vnfrs", vnfr_descriptor
)
295 rollback
.append({"topic": "vnfrs", "_id": vnfr_descriptor
["id"]})
297 def _check_nsd_operational_state(self
, nsd
, ns_request
):
298 if nsd
["_admin"]["operationalState"] == "DISABLED":
299 raise EngineException("nsd with id '{}' is DISABLED, and thus cannot be used to create "
300 "a network service".format(ns_request
["nsdId"]), http_code
=HTTPStatus
.CONFLICT
)
302 def _get_ns_k8s_namespace(self
, nsd
, ns_request
, session
):
303 additional_params
, _
= self
._format
_additional
_params
(ns_request
, descriptor
=nsd
)
304 # use for k8s-namespace from ns_request or additionalParamsForNs. By default, the project_id
305 ns_k8s_namespace
= session
["project_id"][0] if session
["project_id"] else None
306 if ns_request
and ns_request
.get("k8s-namespace"):
307 ns_k8s_namespace
= ns_request
["k8s-namespace"]
308 if additional_params
and additional_params
.get("k8s-namespace"):
309 ns_k8s_namespace
= additional_params
["k8s-namespace"]
311 return ns_k8s_namespace
313 def _create_nsr_descriptor_from_nsd(self
, nsd
, ns_request
, nsr_id
):
315 additional_params
, _
= self
._format
_additional
_params
(ns_request
, descriptor
=nsd
)
318 "name": ns_request
["nsName"],
319 "name-ref": ns_request
["nsName"],
320 "short-name": ns_request
["nsName"],
321 "admin-status": "ENABLED",
322 "nsState": "NOT_INSTANTIATED",
323 "currentOperation": "IDLE",
324 "currentOperationID": None,
325 "errorDescription": None,
327 "deploymentStatus": None,
328 "configurationStatus": None,
330 "nsd": {k
: v
for k
, v
in nsd
.items()},
331 "datacenter": ns_request
["vimAccountId"],
332 "resource-orchestrator": "osmopenmano",
333 "description": ns_request
.get("nsDescription", ""),
334 "constituent-vnfr-ref": [],
335 "operational-status": "init", # typedef ns-operational-
336 "config-status": "init", # typedef config-states
337 "detailed-status": "scheduled",
338 "orchestration-progress": {},
340 "nsd-name-ref": nsd
["name"],
341 "operational-events": [], # "id", "timestamp", "description", "event",
342 "nsd-ref": nsd
["id"],
343 "nsd-id": nsd
["_id"],
345 "instantiate_params": self
._format
_ns
_request
(ns_request
),
346 "additionalParamsForNs": additional_params
,
347 "ns-instance-config-ref": nsr_id
,
350 "ssh-authorized-key": ns_request
.get("ssh_keys"), # TODO remove
354 ns_request
["nsr_id"] = nsr_id
355 if ns_request
and ns_request
.get("config-units"):
356 nsr_descriptor
["config-units"] = ns_request
["config-units"]
359 if nsd
.get("virtual-link-desc"):
360 nsr_vld
= deepcopy(nsd
.get("virtual-link-desc", []))
361 # Fill each vld with vnfd-connection-point-ref data
362 # TODO: Change for multiple df support
363 all_vld_connection_point_data
= {vld
.get("id"): [] for vld
in nsr_vld
}
364 vnf_profiles
= nsd
.get("df", [[]])[0].get("vnf-profile", ())
365 for vnf_profile
in vnf_profiles
:
366 for vlc
in vnf_profile
.get("virtual-link-connectivity", ()):
367 for cpd
in vlc
.get("constituent-cpd-id", ()):
368 all_vld_connection_point_data
[vlc
.get("virtual-link-profile-id")].append({
369 "member-vnf-index-ref": cpd
.get("constituent-base-element-id"),
370 "vnfd-connection-point-ref": cpd
.get("constituent-cpd-id"),
371 "vnfd-id-ref": vnf_profile
.get("vnfd-id")
374 vnfd
= self
.db
.get_one("vnfds",
375 {"id": vnf_profile
.get("vnfd-id")},
379 for vdu
in vnfd
.get("vdu", ()):
382 # Find this vdu compute and storage descriptors
383 vdu_virtual_compute
= {}
384 vdu_virtual_storage
= {}
385 for vcd
in vnfd
.get("virtual-compute-desc", ()):
386 if vcd
.get("id") == vdu
.get("virtual-compute-desc"):
387 vdu_virtual_compute
= vcd
388 for vsd
in vnfd
.get("virtual-storage-desc", ()):
389 if vsd
.get("id") == vdu
.get("virtual-storage-desc", [[]])[0]:
390 vdu_virtual_storage
= vsd
391 # Get this vdu vcpus, memory and storage info for flavor_data
392 if vdu_virtual_compute
.get("virtual-cpu", {}).get("num-virtual-cpu"):
393 flavor_data
["vcpu-count"] = vdu_virtual_compute
["virtual-cpu"]["num-virtual-cpu"]
394 if vdu_virtual_compute
.get("virtual-memory", {}).get("size"):
395 flavor_data
["memory-mb"] = float(vdu_virtual_compute
["virtual-memory"]["size"]) * 1024.0
396 if vdu_virtual_storage
.get("size-of-storage"):
397 flavor_data
["storage-gb"] = vdu_virtual_storage
["size-of-storage"]
398 # Get this vdu EPA info for guest_epa
399 if vdu_virtual_compute
.get("virtual-cpu", {}).get("cpu-quota"):
400 guest_epa
["cpu-quota"] = vdu_virtual_compute
["virtual-cpu"]["cpu-quota"]
401 if vdu_virtual_compute
.get("virtual-cpu", {}).get("pinning"):
402 vcpu_pinning
= vdu_virtual_compute
["virtual-cpu"]["pinning"]
403 if vcpu_pinning
.get("thread-policy"):
404 guest_epa
["cpu-thread-pinning-policy"] = vcpu_pinning
["thread-policy"]
405 if vcpu_pinning
.get("policy"):
406 cpu_policy
= "SHARED" if vcpu_pinning
["policy"] == "dynamic" else "DEDICATED"
407 guest_epa
["cpu-pinning-policy"] = cpu_policy
408 if vdu_virtual_compute
.get("virtual-memory", {}).get("mem-quota"):
409 guest_epa
["mem-quota"] = vdu_virtual_compute
["virtual-memory"]["mem-quota"]
410 if vdu_virtual_compute
.get("virtual-memory", {}).get("mempage-size"):
411 guest_epa
["mempage-size"] = vdu_virtual_compute
["virtual-memory"]["mempage-size"]
412 if vdu_virtual_compute
.get("virtual-memory", {}).get("numa-node-policy"):
413 guest_epa
["numa-node-policy"] = vdu_virtual_compute
["virtual-memory"]["numa-node-policy"]
414 if vdu_virtual_storage
.get("disk-io-quota"):
415 guest_epa
["disk-io-quota"] = vdu_virtual_storage
["disk-io-quota"]
418 flavor_data
["guest-epa"] = guest_epa
420 flavor_data
["name"] = vdu
["id"][:56] + "-flv"
421 flavor_data
["id"] = str(len(nsr_descriptor
["flavor"]))
422 nsr_descriptor
["flavor"].append(flavor_data
)
424 sw_image_id
= vdu
.get("sw-image-desc")
426 sw_image_desc
= utils
.find_in_list(vnfd
.get("sw-image-desc", ()),
427 lambda sw
: sw
["id"] == sw_image_id
)
429 if sw_image_desc
.get("image"):
430 image_data
["image"] = sw_image_desc
["image"]
431 if sw_image_desc
.get("checksum"):
432 image_data
["image_checksum"] = sw_image_desc
["checksum"]["hash"]
433 img
= next((f
for f
in nsr_descriptor
["image"] if
434 all(f
.get(k
) == image_data
[k
] for k
in image_data
)), None)
436 image_data
["id"] = str(len(nsr_descriptor
["image"]))
437 nsr_descriptor
["image"].append(image_data
)
440 vld
["vnfd-connection-point-ref"] = all_vld_connection_point_data
.get(vld
.get("id"), [])
441 vld
["name"] = vld
["id"]
442 nsr_descriptor
["vld"] = nsr_vld
444 return nsr_descriptor
446 def _create_vnfr_descriptor_from_vnfd(self
, nsd
, vnfd
, vnfd_id
, vnf_index
, nsr_descriptor
,
447 ns_request
, ns_k8s_namespace
):
448 vnfr_id
= str(uuid4())
449 nsr_id
= nsr_descriptor
["id"]
451 additional_params
, vnf_params
= self
._format
_additional
_params
(ns_request
, vnf_index
, descriptor
=vnfd
)
456 "nsr-id-ref": nsr_id
,
457 "member-vnf-index-ref": vnf_index
,
458 "additionalParamsForVnf": additional_params
,
460 # "vnfd": vnfd, # at OSM model.but removed to avoid data duplication TODO: revise
462 "vnfd-id": vnfd
["_id"], # not at OSM model, but useful
463 "vim-account-id": None,
465 "connection-point": [],
466 "ip-address": None, # mgmt-interface filled by LCM
468 vnf_k8s_namespace
= ns_k8s_namespace
470 if vnf_params
.get("k8s-namespace"):
471 vnf_k8s_namespace
= vnf_params
["k8s-namespace"]
472 if vnf_params
.get("config-units"):
473 vnfr_descriptor
["config-units"] = vnf_params
["config-units"]
476 if vnfd
.get("int-virtual-link-desc"):
477 vnfr_descriptor
["vld"] = []
478 for vnfd_vld
in vnfd
.get("int-virtual-link-desc"):
479 vnfr_descriptor
["vld"].append({key
: vnfd_vld
[key
] for key
in vnfd_vld
})
481 for cp
in vnfd
.get("ext-cpd", ()):
483 "name": cp
.get("id"),
484 "connection-point-id": cp
.get("int-cpd", {}).get("cpd"),
485 "connection-point-vdu-id": cp
.get("int-cpd", {}).get("vdu-id"),
487 # "ip-address", "mac-address" # filled by LCM
488 # vim-id # TODO it would be nice having a vim port id
490 vnfr_descriptor
["connection-point"].append(vnf_cp
)
492 # Create k8s-cluster information
493 # TODO: Validate if a k8s-cluster net can have more than one ext-cpd ?
494 if vnfd
.get("k8s-cluster"):
495 vnfr_descriptor
["k8s-cluster"] = vnfd
["k8s-cluster"]
496 all_k8s_cluster_nets_cpds
= {}
497 for cpd
in get_iterable(vnfd
.get("ext-cpd")):
498 if cpd
.get("k8s-cluster-net"):
499 all_k8s_cluster_nets_cpds
[cpd
.get("k8s-cluster-net")] = cpd
.get("id")
500 for net
in get_iterable(vnfr_descriptor
["k8s-cluster"].get("nets")):
501 if net
.get("id") in all_k8s_cluster_nets_cpds
:
502 net
["external-connection-point-ref"] = all_k8s_cluster_nets_cpds
[net
.get("id")]
505 for kdu
in get_iterable(vnfd
.get("kdu")):
506 additional_params
, kdu_params
= self
._format
_additional
_params
(ns_request
,
508 kdu_name
=kdu
["name"],
510 kdu_k8s_namespace
= vnf_k8s_namespace
511 kdu_model
= kdu_params
.get("kdu_model") if kdu_params
else None
512 if kdu_params
and kdu_params
.get("k8s-namespace"):
513 kdu_k8s_namespace
= kdu_params
["k8s-namespace"]
516 "additionalParams": additional_params
,
517 "k8s-namespace": kdu_k8s_namespace
,
518 "kdu-name": kdu
["name"],
519 # TODO "name": "" Name of the VDU in the VIM
520 "ip-address": None, # mgmt-interface filled by LCM
523 if kdu_params
and kdu_params
.get("config-units"):
524 kdur
["config-units"] = kdu_params
["config-units"]
525 if kdu
.get("helm-version"):
526 kdur
["helm-version"] = kdu
["helm-version"]
527 for k8s_type
in ("helm-chart", "juju-bundle"):
528 if kdu
.get(k8s_type
):
529 kdur
[k8s_type
] = kdu_model
or kdu
[k8s_type
]
530 if not vnfr_descriptor
.get("kdur"):
531 vnfr_descriptor
["kdur"] = []
532 vnfr_descriptor
["kdur"].append(kdur
)
534 vnfd_mgmt_cp
= vnfd
.get("mgmt-cp")
535 for vdu
in vnfd
.get("vdu", ()):
536 additional_params
, vdu_params
= self
._format
_additional
_params
(
537 ns_request
, vnf_index
, vdu_id
=vdu
["id"], descriptor
=vnfd
)
539 "vdu-id-ref": vdu
["id"],
540 # TODO "name": "" Name of the VDU in the VIM
541 "ip-address": None, # mgmt-interface filled by LCM
542 # "vim-id", "flavor-id", "image-id", "management-ip" # filled by LCM
543 "internal-connection-point": [],
545 "additionalParams": additional_params
,
546 "vdu-name": vdu
["name"]
548 if vdu_params
and vdu_params
.get("config-units"):
549 vdur
["config-units"] = vdu_params
["config-units"]
550 if deep_get(vdu
, ("supplemental-boot-data", "boot-data-drive")):
551 vdur
["boot-data-drive"] = vdu
["supplemental-boot-data"]["boot-data-drive"]
552 if vdu
.get("pdu-type"):
553 vdur
["pdu-type"] = vdu
["pdu-type"]
554 vdur
["name"] = vdu
["pdu-type"]
555 # TODO volumes: name, volume-id
556 for icp
in vdu
.get("int-cpd", ()):
559 "connection-point-id": icp
["id"],
560 "name": icp
.get("id"),
562 vdur
["internal-connection-point"].append(vdu_icp
)
564 for iface
in icp
.get("virtual-network-interface-requirement", ()):
565 iface_fields
= ("name", "mac-address")
566 vdu_iface
= {x
: iface
[x
] for x
in iface_fields
if iface
.get(x
) is not None}
568 vdu_iface
["internal-connection-point-ref"] = vdu_icp
["id"]
569 for ext_cp
in vnfd
.get("ext-cpd", ()):
570 if not ext_cp
.get("int-cpd"):
572 if ext_cp
["int-cpd"].get("vdu-id") != vdu
["id"]:
574 if icp
["id"] == ext_cp
["int-cpd"].get("cpd"):
575 vdu_iface
["external-connection-point-ref"] = ext_cp
.get("id")
578 if vnfd_mgmt_cp
and vdu_iface
.get("external-connection-point-ref") == vnfd_mgmt_cp
:
579 vdu_iface
["mgmt-vnf"] = True
580 vdu_iface
["mgmt-interface"] = True # TODO change to mgmt-vdu
582 if iface
.get("virtual-interface"):
583 vdu_iface
.update(deepcopy(iface
["virtual-interface"]))
585 # look for network where this interface is connected
586 iface_ext_cp
= vdu_iface
.get("external-connection-point-ref")
588 # TODO: Change for multiple df support
589 for df
in get_iterable(nsd
.get("df")):
590 for vnf_profile
in get_iterable(df
.get("vnf-profile")):
591 for vlc
in get_iterable(vnf_profile
.get("virtual-link-connectivity")):
592 for cpd
in get_iterable(vlc
.get("constituent-cpd-id")):
593 if cpd
.get("constituent-cpd-id") == iface_ext_cp
:
594 vdu_iface
["ns-vld-id"] = vlc
.get("virtual-link-profile-id")
596 elif vdu_iface
.get("internal-connection-point-ref"):
597 vdu_iface
["vnf-vld-id"] = icp
.get("int-virtual-link-desc")
599 vdur
["interfaces"].append(vdu_iface
)
601 if vdu
.get("sw-image-desc"):
602 sw_image
= utils
.find_in_list(
603 vnfd
.get("sw-image-desc", ()),
604 lambda image
: image
["id"] == vdu
.get("sw-image-desc"))
605 nsr_sw_image_data
= utils
.find_in_list(
606 nsr_descriptor
["image"],
607 lambda nsr_image
: (nsr_image
.get("image") == sw_image
.get("image"))
609 vdur
["ns-image-id"] = nsr_sw_image_data
["id"]
611 flavor_data_name
= vdu
["id"][:56] + "-flv"
612 nsr_flavor_desc
= utils
.find_in_list(
613 nsr_descriptor
["flavor"],
614 lambda flavor
: flavor
["name"] == flavor_data_name
)
617 vdur
["ns-flavor-id"] = nsr_flavor_desc
["id"]
619 count
= int(vdu
.get("count", 1))
620 for index
in range(0, count
):
621 vdur
= deepcopy(vdur
)
622 for iface
in vdur
["interfaces"]:
623 if iface
.get("ip-address"):
624 iface
["ip-address"] = increment_ip_mac(iface
["ip-address"])
625 if iface
.get("mac-address"):
626 iface
["mac-address"] = increment_ip_mac(iface
["mac-address"])
628 vdur
["_id"] = str(uuid4())
629 vdur
["id"] = vdur
["_id"]
630 vdur
["count-index"] = index
631 vnfr_descriptor
["vdur"].append(vdur
)
633 return vnfr_descriptor
635 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
636 raise EngineException("Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
639 class VnfrTopic(BaseTopic
):
643 def __init__(self
, db
, fs
, msg
, auth
):
644 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
646 def delete(self
, session
, _id
, dry_run
=False, not_send_msg
=None):
647 raise EngineException("Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
649 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
650 raise EngineException("Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
652 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
653 # Not used because vnfrs are created and deleted by NsrTopic class directly
654 raise EngineException("Method new called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
657 class NsLcmOpTopic(BaseTopic
):
660 operation_schema
= { # mapping between operation and jsonschema to validate
661 "instantiate": ns_instantiate
,
664 "terminate": ns_terminate
,
667 def __init__(self
, db
, fs
, msg
, auth
):
668 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
670 def _check_ns_operation(self
, session
, nsr
, operation
, indata
):
672 Check that user has enter right parameters for the operation
673 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
674 :param operation: it can be: instantiate, terminate, action, TODO: update, heal
675 :param indata: descriptor with the parameters of the operation
678 if operation
== "action":
679 self
._check
_action
_ns
_operation
(indata
, nsr
)
680 elif operation
== "scale":
681 self
._check
_scale
_ns
_operation
(indata
, nsr
)
682 elif operation
== "instantiate":
683 self
._check
_instantiate
_ns
_operation
(indata
, nsr
, session
)
685 def _check_action_ns_operation(self
, indata
, nsr
):
687 # check vnf_member_index
688 if indata
.get("vnf_member_index"):
689 indata
["member_vnf_index"] = indata
.pop("vnf_member_index") # for backward compatibility
690 if indata
.get("member_vnf_index"):
691 vnfd
= self
._get
_vnfd
_from
_vnf
_member
_index
(indata
["member_vnf_index"], nsr
["_id"])
692 if indata
.get("vdu_id"):
693 self
._check
_valid
_vdu
(vnfd
, indata
["vdu_id"])
694 # TODO: Change the [0] as vdu-configuration is now a list
695 descriptor_configuration
= vnfd
.get("vdu-configuration", [{}])[0].get("config-primitive")
696 elif indata
.get("kdu_name"):
697 self
._check
_valid
_kdu
(vnfd
, indata
["kdu_name"])
698 # TODO: Change the [0] as kdu-configuration is now a list
699 kdud
= next((k
for k
in vnfd
["kdu"] if k
["name"] == indata
["kdu_name"]), None)
700 descriptor_configuration
= deep_get(kdud
, ("kdu-configuration", "config-primitive"))
702 # TODO: Change the [0] as vnf-configuration is now a list
703 descriptor_configuration
= vnfd
.get("vnf-configuration", [{}])[0].get("config-primitive")
705 descriptor_configuration
= nsd
.get("ns-configuration", {}).get("config-primitive")
707 # For k8s allows default primitives without validating the parameters
708 if indata
.get("kdu_name") and indata
["primitive"] in ("upgrade", "rollback", "status", "inspect", "readme"):
709 # TODO should be checked that rollback only can contains revsision_numbe????
710 if not indata
.get("member_vnf_index"):
711 raise EngineException("Missing action parameter 'member_vnf_index' for default KDU primitive '{}'"
712 .format(indata
["primitive"]))
714 # if not, check primitive
715 for config_primitive
in get_iterable(descriptor_configuration
):
716 if indata
["primitive"] == config_primitive
["name"]:
717 # check needed primitive_params are provided
718 if indata
.get("primitive_params"):
719 in_primitive_params_copy
= copy(indata
["primitive_params"])
721 in_primitive_params_copy
= {}
722 for paramd
in get_iterable(config_primitive
.get("parameter")):
723 if paramd
["name"] in in_primitive_params_copy
:
724 del in_primitive_params_copy
[paramd
["name"]]
725 elif not paramd
.get("default-value"):
726 raise EngineException("Needed parameter {} not provided for primitive '{}'".format(
727 paramd
["name"], indata
["primitive"]))
728 # check no extra primitive params are provided
729 if in_primitive_params_copy
:
730 raise EngineException("parameter/s '{}' not present at vnfd /nsd for primitive '{}'".format(
731 list(in_primitive_params_copy
.keys()), indata
["primitive"]))
734 raise EngineException("Invalid primitive '{}' is not present at vnfd/nsd".format(indata
["primitive"]))
736 def _check_scale_ns_operation(self
, indata
, nsr
):
737 vnfd
= self
._get
_vnfd
_from
_vnf
_member
_index
(indata
["scaleVnfData"]["scaleByStepData"]["member-vnf-index"],
739 for scaling_aspect
in get_iterable(vnfd
.get("df", ())[0]["scaling-aspect"]):
740 if indata
["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"] == scaling_aspect
["id"]:
743 raise EngineException("Invalid scaleVnfData:scaleByStepData:scaling-group-descriptor '{}' is not "
744 "present at vnfd:scaling-aspect"
745 .format(indata
["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"]))
747 def _check_instantiate_ns_operation(self
, indata
, nsr
, session
):
748 vnf_member_index_to_vnfd
= {} # map between vnf_member_index to vnf descriptor.
752 self
._check
_valid
_vim
_account
(indata
["vimAccountId"], vim_accounts
, session
)
753 self
._check
_valid
_wim
_account
(indata
.get("wimAccountId"), wim_accounts
, session
)
754 for in_vnf
in get_iterable(indata
.get("vnf")):
755 member_vnf_index
= in_vnf
["member-vnf-index"]
756 if vnf_member_index_to_vnfd
.get(member_vnf_index
):
757 vnfd
= vnf_member_index_to_vnfd
[member_vnf_index
]
759 vnfd
= self
._get
_vnfd
_from
_vnf
_member
_index
(member_vnf_index
, nsr
["_id"])
760 vnf_member_index_to_vnfd
[member_vnf_index
] = vnfd
# add to cache, avoiding a later look for
761 self
._check
_vnf
_instantiation
_params
(in_vnf
, vnfd
)
762 if in_vnf
.get("vimAccountId"):
763 self
._check
_valid
_vim
_account
(in_vnf
["vimAccountId"], vim_accounts
, session
)
765 for in_vld
in get_iterable(indata
.get("vld")):
766 self
._check
_valid
_wim
_account
(in_vld
.get("wimAccountId"), wim_accounts
, session
)
767 for vldd
in get_iterable(nsd
.get("virtual-link-desc")):
768 if in_vld
["name"] == vldd
["id"]:
771 raise EngineException("Invalid parameter vld:name='{}' is not present at nsd:vld".format(
774 def _get_vnfd_from_vnf_member_index(self
, member_vnf_index
, nsr_id
):
775 # Obtain vnf descriptor. The vnfr is used to get the vnfd._id used for this member_vnf_index
776 vnfr
= self
.db
.get_one("vnfrs",
777 {"nsr-id-ref": nsr_id
, "member-vnf-index-ref": member_vnf_index
},
780 raise EngineException("Invalid parameter member_vnf_index='{}' is not one of the "
781 "nsd:constituent-vnfd".format(member_vnf_index
))
782 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfr
["vnfd-id"]}, fail_on_empty
=False)
784 raise EngineException("vnfd id={} has been deleted!. Operation cannot be performed".
785 format(vnfr
["vnfd-id"]))
788 def _check_valid_vdu(self
, vnfd
, vdu_id
):
789 for vdud
in get_iterable(vnfd
.get("vdu")):
790 if vdud
["id"] == vdu_id
:
793 raise EngineException("Invalid parameter vdu_id='{}' not present at vnfd:vdu:id".format(vdu_id
))
795 def _check_valid_kdu(self
, vnfd
, kdu_name
):
796 for kdud
in get_iterable(vnfd
.get("kdu")):
797 if kdud
["name"] == kdu_name
:
800 raise EngineException("Invalid parameter kdu_name='{}' not present at vnfd:kdu:name".format(kdu_name
))
802 def _check_vnf_instantiation_params(self
, in_vnf
, vnfd
):
803 for in_vdu
in get_iterable(in_vnf
.get("vdu")):
804 for vdu
in get_iterable(vnfd
.get("vdu")):
805 if in_vdu
["id"] == vdu
["id"]:
806 for volume
in get_iterable(in_vdu
.get("volume")):
807 for volumed
in get_iterable(vdu
.get("virtual-storage-desc")):
808 if volumed
["id"] == volume
["name"]:
811 raise EngineException("Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}']:"
812 "volume:name='{}' is not present at "
813 "vnfd:vdu:virtual-storage-desc list".
814 format(in_vnf
["member-vnf-index"], in_vdu
["id"],
818 for cpd
in get_iterable(vdu
.get("int-cpd")):
819 for iface
in get_iterable(cpd
.get("virtual-network-interface-requirement")):
820 vdu_if_names
.add(iface
.get("name"))
822 for in_iface
in get_iterable(in_vdu
["interface"]):
823 if in_iface
["name"] in vdu_if_names
:
826 raise EngineException("Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}']:"
827 "int-cpd[id='{}'] is not present at vnfd:vdu:int-cpd"
828 .format(in_vnf
["member-vnf-index"], in_vdu
["id"],
833 raise EngineException("Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}'] is not present "
834 "at vnfd:vdu".format(in_vnf
["member-vnf-index"], in_vdu
["id"]))
836 vnfd_ivlds_cpds
= {ivld
.get("id"): set() for ivld
in get_iterable(vnfd
.get("int-virtual-link-desc"))}
837 for vdu
in get_iterable(vnfd
.get("vdu")):
838 for cpd
in get_iterable(vnfd
.get("int-cpd")):
839 if cpd
.get("int-virtual-link-desc"):
840 vnfd_ivlds_cpds
[cpd
.get("int-virtual-link-desc")] = cpd
.get("id")
842 for in_ivld
in get_iterable(in_vnf
.get("internal-vld")):
843 if in_ivld
.get("name") in vnfd_ivlds_cpds
:
844 for in_icp
in get_iterable(in_ivld
.get("internal-connection-point")):
845 if in_icp
["id-ref"] in vnfd_ivlds_cpds
[in_ivld
.get("name")]:
848 raise EngineException("Invalid parameter vnf[member-vnf-index='{}']:internal-vld[name"
849 "='{}']:internal-connection-point[id-ref:'{}'] is not present at "
850 "vnfd:internal-vld:name/id:internal-connection-point"
851 .format(in_vnf
["member-vnf-index"], in_ivld
["name"],
854 raise EngineException("Invalid parameter vnf[member-vnf-index='{}']:internal-vld:name='{}'"
855 " is not present at vnfd '{}'".format(in_vnf
["member-vnf-index"],
856 in_ivld
["name"], vnfd
["id"]))
858 def _check_valid_vim_account(self
, vim_account
, vim_accounts
, session
):
859 if vim_account
in vim_accounts
:
862 db_filter
= self
._get
_project
_filter
(session
)
863 db_filter
["_id"] = vim_account
864 self
.db
.get_one("vim_accounts", db_filter
)
866 raise EngineException("Invalid vimAccountId='{}' not present for the project".format(vim_account
))
867 vim_accounts
.append(vim_account
)
869 def _check_valid_wim_account(self
, wim_account
, wim_accounts
, session
):
870 if not isinstance(wim_account
, str):
872 if wim_account
in wim_accounts
:
875 db_filter
= self
._get
_project
_filter
(session
, write
=False, show_all
=True)
876 db_filter
["_id"] = wim_account
877 self
.db
.get_one("wim_accounts", db_filter
)
879 raise EngineException("Invalid wimAccountId='{}' not present for the project".format(wim_account
))
880 wim_accounts
.append(wim_account
)
882 def _look_for_pdu(self
, session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
):
884 Look for a free PDU in the catalog matching vdur type and interfaces. Fills vnfr.vdur with the interface
885 (ip_address, ...) information.
886 Modifies PDU _admin.usageState to 'IN_USE'
887 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
888 :param rollback: list with the database modifications to rollback if needed
889 :param vnfr: vnfr to be updated. It is modified with pdu interface info if pdu is found
890 :param vim_account: vim_account where this vnfr should be deployed
891 :param vnfr_update: dictionary filled by this method with changes to be done at database vnfr
892 :param vnfr_update_rollback: dictionary filled by this method with original content of vnfr in case a rollback
893 of the changed vnfr is needed
895 :return: List of PDU interfaces that are connected to an existing VIM network. Each item contains:
896 "vim-network-name": used at VIM
897 "name": interface name
898 "vnf-vld-id": internal VNFD vld where this interface is connected, or
899 "ns-vld-id": NSD vld where this interface is connected.
900 NOTE: One, and only one between 'vnf-vld-id' and 'ns-vld-id' contains a value. The other will be None
903 ifaces_forcing_vim_network
= []
904 for vdur_index
, vdur
in enumerate(get_iterable(vnfr
.get("vdur"))):
905 if not vdur
.get("pdu-type"):
907 pdu_type
= vdur
.get("pdu-type")
908 pdu_filter
= self
._get
_project
_filter
(session
)
909 pdu_filter
["vim_accounts"] = vim_account
910 pdu_filter
["type"] = pdu_type
911 pdu_filter
["_admin.operationalState"] = "ENABLED"
912 pdu_filter
["_admin.usageState"] = "NOT_IN_USE"
913 # TODO feature 1417: "shared": True,
915 available_pdus
= self
.db
.get_list("pdus", pdu_filter
)
916 for pdu
in available_pdus
:
917 # step 1 check if this pdu contains needed interfaces:
918 match_interfaces
= True
919 for vdur_interface
in vdur
["interfaces"]:
920 for pdu_interface
in pdu
["interfaces"]:
921 if pdu_interface
["name"] == vdur_interface
["name"]:
922 # TODO feature 1417: match per mgmt type
924 else: # no interface found for name
925 match_interfaces
= False
930 raise EngineException(
931 "No PDU of type={} at vim_account={} found for member_vnf_index={}, vdu={} matching interface "
932 "names".format(pdu_type
, vim_account
, vnfr
["member-vnf-index-ref"], vdur
["vdu-id-ref"]))
936 "_admin.usageState": pdu
["_admin"]["usageState"],
937 "_admin.usage.vnfr_id": None,
938 "_admin.usage.nsr_id": None,
939 "_admin.usage.vdur": None,
941 self
.db
.set_one("pdus", {"_id": pdu
["_id"]},
942 {"_admin.usageState": "IN_USE",
943 "_admin.usage": {"vnfr_id": vnfr
["_id"],
944 "nsr_id": vnfr
["nsr-id-ref"],
945 "vdur": vdur
["vdu-id-ref"]}
947 rollback
.append({"topic": "pdus", "_id": pdu
["_id"], "operation": "set", "content": rollback_pdu
})
949 # step 3. Fill vnfr info by filling vdur
950 vdu_text
= "vdur.{}".format(vdur_index
)
951 vnfr_update_rollback
[vdu_text
+ ".pdu-id"] = None
952 vnfr_update
[vdu_text
+ ".pdu-id"] = pdu
["_id"]
953 for iface_index
, vdur_interface
in enumerate(vdur
["interfaces"]):
954 for pdu_interface
in pdu
["interfaces"]:
955 if pdu_interface
["name"] == vdur_interface
["name"]:
956 iface_text
= vdu_text
+ ".interfaces.{}".format(iface_index
)
957 for k
, v
in pdu_interface
.items():
958 if k
in ("ip-address", "mac-address"): # TODO: switch-xxxxx must be inserted
959 vnfr_update
[iface_text
+ ".{}".format(k
)] = v
960 vnfr_update_rollback
[iface_text
+ ".{}".format(k
)] = vdur_interface
.get(v
)
961 if pdu_interface
.get("ip-address"):
962 if vdur_interface
.get("mgmt-interface") or vdur_interface
.get("mgmt-vnf"):
963 vnfr_update_rollback
[vdu_text
+ ".ip-address"] = vdur
.get("ip-address")
964 vnfr_update
[vdu_text
+ ".ip-address"] = pdu_interface
["ip-address"]
965 if vdur_interface
.get("mgmt-vnf"):
966 vnfr_update_rollback
["ip-address"] = vnfr
.get("ip-address")
967 vnfr_update
["ip-address"] = pdu_interface
["ip-address"]
968 vnfr_update
[vdu_text
+ ".ip-address"] = pdu_interface
["ip-address"]
969 if pdu_interface
.get("vim-network-name") or pdu_interface
.get("vim-network-id"):
970 ifaces_forcing_vim_network
.append({
971 "name": vdur_interface
.get("vnf-vld-id") or vdur_interface
.get("ns-vld-id"),
972 "vnf-vld-id": vdur_interface
.get("vnf-vld-id"),
973 "ns-vld-id": vdur_interface
.get("ns-vld-id")})
974 if pdu_interface
.get("vim-network-id"):
975 ifaces_forcing_vim_network
[-1]["vim-network-id"] = pdu_interface
["vim-network-id"]
976 if pdu_interface
.get("vim-network-name"):
977 ifaces_forcing_vim_network
[-1]["vim-network-name"] = pdu_interface
["vim-network-name"]
980 return ifaces_forcing_vim_network
982 def _look_for_k8scluster(self
, session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
):
984 Look for an available k8scluster for all the kuds in the vnfd matching version and cni requirements.
985 Fills vnfr.kdur with the selected k8scluster
987 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
988 :param rollback: list with the database modifications to rollback if needed
989 :param vnfr: vnfr to be updated. It is modified with pdu interface info if pdu is found
990 :param vim_account: vim_account where this vnfr should be deployed
991 :param vnfr_update: dictionary filled by this method with changes to be done at database vnfr
992 :param vnfr_update_rollback: dictionary filled by this method with original content of vnfr in case a rollback
993 of the changed vnfr is needed
995 :return: List of KDU interfaces that are connected to an existing VIM network. Each item contains:
996 "vim-network-name": used at VIM
997 "name": interface name
998 "vnf-vld-id": internal VNFD vld where this interface is connected, or
999 "ns-vld-id": NSD vld where this interface is connected.
1000 NOTE: One, and only one between 'vnf-vld-id' and 'ns-vld-id' contains a value. The other will be None
1003 ifaces_forcing_vim_network
= []
1004 if not vnfr
.get("kdur"):
1005 return ifaces_forcing_vim_network
1007 kdu_filter
= self
._get
_project
_filter
(session
)
1008 kdu_filter
["vim_account"] = vim_account
1009 # TODO kdu_filter["_admin.operationalState"] = "ENABLED"
1010 available_k8sclusters
= self
.db
.get_list("k8sclusters", kdu_filter
)
1012 k8s_requirements
= {} # just for logging
1013 for k8scluster
in available_k8sclusters
:
1014 if not vnfr
.get("k8s-cluster"):
1017 if vnfr
["k8s-cluster"].get("cni"):
1018 k8s_requirements
["cni"] = vnfr
["k8s-cluster"]["cni"]
1019 if not set(vnfr
["k8s-cluster"]["cni"]).intersection(k8scluster
.get("cni", ())):
1021 # restrict by version
1022 if vnfr
["k8s-cluster"].get("version"):
1023 k8s_requirements
["version"] = vnfr
["k8s-cluster"]["version"]
1024 if k8scluster
.get("k8s_version") not in vnfr
["k8s-cluster"]["version"]:
1026 # restrict by number of networks
1027 if vnfr
["k8s-cluster"].get("nets"):
1028 k8s_requirements
["networks"] = len(vnfr
["k8s-cluster"]["nets"])
1029 if not k8scluster
.get("nets") or len(k8scluster
["nets"]) < len(vnfr
["k8s-cluster"]["nets"]):
1033 raise EngineException("No k8scluster with requirements='{}' at vim_account={} found for member_vnf_index={}"
1034 .format(k8s_requirements
, vim_account
, vnfr
["member-vnf-index-ref"]))
1036 for kdur_index
, kdur
in enumerate(get_iterable(vnfr
.get("kdur"))):
1037 # step 3. Fill vnfr info by filling kdur
1038 kdu_text
= "kdur.{}.".format(kdur_index
)
1039 vnfr_update_rollback
[kdu_text
+ "k8s-cluster.id"] = None
1040 vnfr_update
[kdu_text
+ "k8s-cluster.id"] = k8scluster
["_id"]
1042 # step 4. Check VIM networks that forces the selected k8s_cluster
1043 if vnfr
.get("k8s-cluster") and vnfr
["k8s-cluster"].get("nets"):
1044 k8scluster_net_list
= list(k8scluster
.get("nets").keys())
1045 for net_index
, kdur_net
in enumerate(vnfr
["k8s-cluster"]["nets"]):
1046 # get a network from k8s_cluster nets. If name matches use this, if not use other
1047 if kdur_net
["id"] in k8scluster_net_list
: # name matches
1048 vim_net
= k8scluster
["nets"][kdur_net
["id"]]
1049 k8scluster_net_list
.remove(kdur_net
["id"])
1051 vim_net
= k8scluster
["nets"][k8scluster_net_list
[0]]
1052 k8scluster_net_list
.pop(0)
1053 vnfr_update_rollback
["k8s-cluster.nets.{}.vim_net".format(net_index
)] = None
1054 vnfr_update
["k8s-cluster.nets.{}.vim_net".format(net_index
)] = vim_net
1055 if vim_net
and (kdur_net
.get("vnf-vld-id") or kdur_net
.get("ns-vld-id")):
1056 ifaces_forcing_vim_network
.append({
1057 "name": kdur_net
.get("vnf-vld-id") or kdur_net
.get("ns-vld-id"),
1058 "vnf-vld-id": kdur_net
.get("vnf-vld-id"),
1059 "ns-vld-id": kdur_net
.get("ns-vld-id"),
1060 "vim-network-name": vim_net
, # TODO can it be vim-network-id ???
1062 # TODO check that this forcing is not incompatible with other forcing
1063 return ifaces_forcing_vim_network
1065 def _update_vnfrs(self
, session
, rollback
, nsr
, indata
):
1068 vnfrs
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
1072 vnfr_update_rollback
= {}
1073 member_vnf_index
= vnfr
["member-vnf-index-ref"]
1074 # update vim-account-id
1076 vim_account
= indata
["vimAccountId"]
1077 # check instantiate parameters
1078 for vnf_inst_params
in get_iterable(indata
.get("vnf")):
1079 if vnf_inst_params
["member-vnf-index"] != member_vnf_index
:
1081 if vnf_inst_params
.get("vimAccountId"):
1082 vim_account
= vnf_inst_params
.get("vimAccountId")
1084 # get vnf.vdu.interface instantiation params to update vnfr.vdur.interfaces ip, mac
1085 for vdu_inst_param
in get_iterable(vnf_inst_params
.get("vdu")):
1086 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
1087 if vdu_inst_param
["id"] != vdur
["vdu-id-ref"]:
1089 for iface_inst_param
in get_iterable(vdu_inst_param
.get("interface")):
1090 iface_index
, _
= next(i
for i
in enumerate(vdur
["interfaces"])
1091 if i
[1]["name"] == iface_inst_param
["name"])
1092 vnfr_update_text
= "vdur.{}.interfaces.{}".format(vdur_index
, iface_index
)
1093 if iface_inst_param
.get("ip-address"):
1094 vnfr_update
[vnfr_update_text
+ ".ip-address"] = increment_ip_mac(
1095 iface_inst_param
.get("ip-address"), vdur
.get("count-index", 0))
1096 vnfr_update
[vnfr_update_text
+ ".fixed-ip"] = True
1097 if iface_inst_param
.get("mac-address"):
1098 vnfr_update
[vnfr_update_text
+ ".mac-address"] = increment_ip_mac(
1099 iface_inst_param
.get("mac-address"), vdur
.get("count-index", 0))
1100 vnfr_update
[vnfr_update_text
+ ".fixed-mac"] = True
1101 # get vnf.internal-vld.internal-conection-point instantiation params to update vnfr.vdur.interfaces
1102 # TODO update vld with the ip-profile
1103 for ivld_inst_param
in get_iterable(vnf_inst_params
.get("internal-vld")):
1104 for icp_inst_param
in get_iterable(ivld_inst_param
.get("internal-connection-point")):
1106 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
1107 for iface_index
, iface
in enumerate(vdur
["interfaces"]):
1108 if iface
.get("internal-connection-point-ref") == icp_inst_param
["id-ref"]:
1109 vnfr_update_text
= "vdur.{}.interfaces.{}".format(vdur_index
, iface_index
)
1110 if icp_inst_param
.get("ip-address"):
1111 vnfr_update
[vnfr_update_text
+ ".ip-address"] = increment_ip_mac(
1112 icp_inst_param
.get("ip-address"), vdur
.get("count-index", 0))
1113 vnfr_update
[vnfr_update_text
+ ".fixed-ip"] = True
1114 if icp_inst_param
.get("mac-address"):
1115 vnfr_update
[vnfr_update_text
+ ".mac-address"] = increment_ip_mac(
1116 icp_inst_param
.get("mac-address"), vdur
.get("count-index", 0))
1117 vnfr_update
[vnfr_update_text
+ ".fixed-mac"] = True
1119 # get ip address from instantiation parameters.vld.vnfd-connection-point-ref
1120 for vld_inst_param
in get_iterable(indata
.get("vld")):
1121 for vnfcp_inst_param
in get_iterable(vld_inst_param
.get("vnfd-connection-point-ref")):
1122 if vnfcp_inst_param
["member-vnf-index-ref"] != member_vnf_index
:
1125 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
1126 for iface_index
, iface
in enumerate(vdur
["interfaces"]):
1127 if iface
.get("external-connection-point-ref") == \
1128 vnfcp_inst_param
["vnfd-connection-point-ref"]:
1129 vnfr_update_text
= "vdur.{}.interfaces.{}".format(vdur_index
, iface_index
)
1130 if vnfcp_inst_param
.get("ip-address"):
1131 vnfr_update
[vnfr_update_text
+ ".ip-address"] = increment_ip_mac(
1132 vnfcp_inst_param
.get("ip-address"), vdur
.get("count-index", 0))
1133 vnfr_update
[vnfr_update_text
+ ".fixed-ip"] = True
1134 if vnfcp_inst_param
.get("mac-address"):
1135 vnfr_update
[vnfr_update_text
+ ".mac-address"] = increment_ip_mac(
1136 vnfcp_inst_param
.get("mac-address"), vdur
.get("count-index", 0))
1137 vnfr_update
[vnfr_update_text
+ ".fixed-mac"] = True
1140 vnfr_update
["vim-account-id"] = vim_account
1141 vnfr_update_rollback
["vim-account-id"] = vnfr
.get("vim-account-id")
1144 ifaces_forcing_vim_network
= self
._look
_for
_pdu
(session
, rollback
, vnfr
, vim_account
, vnfr_update
,
1145 vnfr_update_rollback
)
1148 ifaces_forcing_vim_network
+= self
._look
_for
_k
8scluster
(session
, rollback
, vnfr
, vim_account
, vnfr_update
,
1149 vnfr_update_rollback
)
1150 # update database vnfr
1151 self
.db
.set_one("vnfrs", {"_id": vnfr
["_id"]}, vnfr_update
)
1152 rollback
.append({"topic": "vnfrs", "_id": vnfr
["_id"], "operation": "set", "content": vnfr_update_rollback
})
1154 # Update indada in case pdu forces to use a concrete vim-network-name
1155 # TODO check if user has already insert a vim-network-name and raises an error
1156 if not ifaces_forcing_vim_network
:
1158 for iface_info
in ifaces_forcing_vim_network
:
1159 if iface_info
.get("ns-vld-id"):
1160 if "vld" not in indata
:
1162 indata
["vld"].append({key
: iface_info
[key
] for key
in
1163 ("name", "vim-network-name", "vim-network-id") if iface_info
.get(key
)})
1165 elif iface_info
.get("vnf-vld-id"):
1166 if "vnf" not in indata
:
1168 indata
["vnf"].append({
1169 "member-vnf-index": member_vnf_index
,
1170 "internal-vld": [{key
: iface_info
[key
] for key
in
1171 ("name", "vim-network-name", "vim-network-id") if iface_info
.get(key
)}]
1175 def _create_nslcmop(nsr_id
, operation
, params
):
1177 Creates a ns-lcm-opp content to be stored at database.
1178 :param nsr_id: internal id of the instance
1179 :param operation: instantiate, terminate, scale, action, ...
1180 :param params: user parameters for the operation
1181 :return: dictionary following SOL005 format
1188 "operationState": "PROCESSING", # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
1189 "queuePosition": None,
1191 "errorMessage": None,
1192 "detailedStatus": None,
1193 "statusEnteredTime": now
,
1194 "nsInstanceId": nsr_id
,
1195 "lcmOperationType": operation
,
1197 "isAutomaticInvocation": False,
1198 "operationParams": params
,
1199 "isCancelPending": False,
1201 "self": "/osm/nslcm/v1/ns_lcm_op_occs/" + _id
,
1202 "nsInstance": "/osm/nslcm/v1/ns_instances/" + nsr_id
,
1207 def _get_enabled_vims(self
, session
):
1209 Retrieve and return VIM accounts that are accessible by current user and has state ENABLE
1210 :param session: current session with user information
1212 db_filter
= self
._get
_project
_filter
(session
)
1213 db_filter
["_admin.operationalState"] = "ENABLED"
1214 vims
= self
.db
.get_list("vim_accounts", db_filter
)
1217 vimAccounts
.append(vim
['_id'])
1220 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None, slice_object
=False):
1222 Performs a new operation over a ns
1223 :param rollback: list to append created items at database in case a rollback must to be done
1224 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1225 :param indata: descriptor with the parameters of the operation. It must contains among others
1226 nsInstanceId: _id of the nsr to perform the operation
1227 operation: it can be: instantiate, terminate, action, TODO: update, heal
1228 :param kwargs: used to override the indata descriptor
1229 :param headers: http request headers
1230 :return: id of the nslcmops
1232 def check_if_nsr_is_not_slice_member(session
, nsr_id
):
1234 db_filter
= self
._get
_project
_filter
(session
)
1235 db_filter
["_admin.nsrs-detailed-list.ANYINDEX.nsrId"] = nsr_id
1236 nsis
= self
.db
.get_one("nsis", db_filter
, fail_on_empty
=False, fail_on_more
=False)
1238 raise EngineException("The NS instance {} cannot be terminated because is used by the slice {}".format(
1239 nsr_id
, nsis
["_id"]), http_code
=HTTPStatus
.CONFLICT
)
1242 # Override descriptor with query string kwargs
1243 self
._update
_input
_with
_kwargs
(indata
, kwargs
, yaml_format
=True)
1244 operation
= indata
["lcmOperationType"]
1245 nsInstanceId
= indata
["nsInstanceId"]
1247 validate_input(indata
, self
.operation_schema
[operation
])
1248 # get ns from nsr_id
1249 _filter
= BaseTopic
._get
_project
_filter
(session
)
1250 _filter
["_id"] = nsInstanceId
1251 nsr
= self
.db
.get_one("nsrs", _filter
)
1254 if operation
== "terminate" and slice_object
is False:
1255 check_if_nsr_is_not_slice_member(session
, nsr
["_id"])
1256 if not nsr
["_admin"].get("nsState") or nsr
["_admin"]["nsState"] == "NOT_INSTANTIATED":
1257 if operation
== "terminate" and indata
.get("autoremove"):
1258 # NSR must be deleted
1259 return None, None # a none in this case is used to indicate not instantiated. It can be removed
1260 if operation
!= "instantiate":
1261 raise EngineException("ns_instance '{}' cannot be '{}' because it is not instantiated".format(
1262 nsInstanceId
, operation
), HTTPStatus
.CONFLICT
)
1264 if operation
== "instantiate" and not session
["force"]:
1265 raise EngineException("ns_instance '{}' cannot be '{}' because it is already instantiated".format(
1266 nsInstanceId
, operation
), HTTPStatus
.CONFLICT
)
1267 self
._check
_ns
_operation
(session
, nsr
, operation
, indata
)
1269 if operation
== "instantiate":
1270 self
._update
_vnfrs
(session
, rollback
, nsr
, indata
)
1272 nslcmop_desc
= self
._create
_nslcmop
(nsInstanceId
, operation
, indata
)
1273 _id
= nslcmop_desc
["_id"]
1274 self
.format_on_new(nslcmop_desc
, session
["project_id"], make_public
=session
["public"])
1275 if indata
.get("placement-engine"):
1276 # Save valid vim accounts in lcm operation descriptor
1277 nslcmop_desc
['operationParams']['validVimAccounts'] = self
._get
_enabled
_vims
(session
)
1278 self
.db
.create("nslcmops", nslcmop_desc
)
1279 rollback
.append({"topic": "nslcmops", "_id": _id
})
1280 if not slice_object
:
1281 self
.msg
.write("ns", operation
, nslcmop_desc
)
1283 except ValidationError
as e
: # TODO remove try Except, it is captured at nbi.py
1284 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
1285 # except DbException as e:
1286 # raise EngineException("Cannot get ns_instance '{}': {}".format(e), HTTPStatus.NOT_FOUND)
1288 def delete(self
, session
, _id
, dry_run
=False, not_send_msg
=None):
1289 raise EngineException("Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
1291 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
1292 raise EngineException("Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
1295 class NsiTopic(BaseTopic
):
1298 quota_name
= "slice_instances"
1300 def __init__(self
, db
, fs
, msg
, auth
):
1301 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
1302 self
.nsrTopic
= NsrTopic(db
, fs
, msg
, auth
)
1305 def _format_ns_request(ns_request
):
1306 formated_request
= copy(ns_request
)
1307 # TODO: Add request params
1308 return formated_request
1311 def _format_addional_params(slice_request
):
1313 Get and format user additional params for NS or VNF
1314 :param slice_request: User instantiation additional parameters
1315 :return: a formatted copy of additional params or None if not supplied
1317 additional_params
= copy(slice_request
.get("additionalParamsForNsi"))
1318 if additional_params
:
1319 for k
, v
in additional_params
.items():
1320 if not isinstance(k
, str):
1321 raise EngineException("Invalid param at additionalParamsForNsi:{}. Only string keys are allowed".
1323 if "." in k
or "$" in k
:
1324 raise EngineException("Invalid param at additionalParamsForNsi:{}. Keys must not contain dots or $".
1326 if isinstance(v
, (dict, tuple, list)):
1327 additional_params
[k
] = "!!yaml " + safe_dump(v
)
1328 return additional_params
1330 def _check_descriptor_dependencies(self
, session
, descriptor
):
1332 Check that the dependent descriptors exist on a new descriptor or edition
1333 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1334 :param descriptor: descriptor to be inserted or edit
1335 :return: None or raises exception
1337 if not descriptor
.get("nst-ref"):
1339 nstd_id
= descriptor
["nst-ref"]
1340 if not self
.get_item_list(session
, "nsts", {"id": nstd_id
}):
1341 raise EngineException("Descriptor error at nst-ref='{}' references a non exist nstd".format(nstd_id
),
1342 http_code
=HTTPStatus
.CONFLICT
)
1344 def check_conflict_on_del(self
, session
, _id
, db_content
):
1346 Check that NSI is not instantiated
1347 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1348 :param _id: nsi internal id
1349 :param db_content: The database content of the _id
1350 :return: None or raises EngineException with the conflict
1352 if session
["force"]:
1355 if nsi
["_admin"].get("nsiState") == "INSTANTIATED":
1356 raise EngineException("nsi '{}' cannot be deleted because it is in 'INSTANTIATED' state. "
1357 "Launch 'terminate' operation first; or force deletion".format(_id
),
1358 http_code
=HTTPStatus
.CONFLICT
)
1360 def delete_extra(self
, session
, _id
, db_content
, not_send_msg
=None):
1362 Deletes associated nsilcmops from database. Deletes associated filesystem.
1363 Set usageState of nst
1364 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1365 :param _id: server internal id
1366 :param db_content: The database content of the descriptor
1367 :param not_send_msg: To not send message (False) or store content (list) instead
1368 :return: None if ok or raises EngineException with the problem
1371 # Deleting the nsrs belonging to nsir
1373 for nsrs_detailed_item
in nsir
["_admin"]["nsrs-detailed-list"]:
1374 nsr_id
= nsrs_detailed_item
["nsrId"]
1375 if nsrs_detailed_item
.get("shared"):
1376 _filter
= {"_admin.nsrs-detailed-list.ANYINDEX.shared": True,
1377 "_admin.nsrs-detailed-list.ANYINDEX.nsrId": nsr_id
,
1378 "_id.ne": nsir
["_id"]}
1379 nsi
= self
.db
.get_one("nsis", _filter
, fail_on_empty
=False, fail_on_more
=False)
1380 if nsi
: # last one using nsr
1383 self
.nsrTopic
.delete(session
, nsr_id
, dry_run
=False, not_send_msg
=not_send_msg
)
1384 except (DbException
, EngineException
) as e
:
1385 if e
.http_code
== HTTPStatus
.NOT_FOUND
:
1390 # delete related nsilcmops database entries
1391 self
.db
.del_list("nsilcmops", {"netsliceInstanceId": _id
})
1393 # Check and set used NST usage state
1394 nsir_admin
= nsir
.get("_admin")
1395 if nsir_admin
and nsir_admin
.get("nst-id"):
1396 # check if used by another NSI
1397 nsis_list
= self
.db
.get_one("nsis", {"nst-id": nsir_admin
["nst-id"]},
1398 fail_on_empty
=False, fail_on_more
=False)
1400 self
.db
.set_one("nsts", {"_id": nsir_admin
["nst-id"]}, {"_admin.usageState": "NOT_IN_USE"})
1402 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
1404 Creates a new netslice instance record into database. It also creates needed nsrs and vnfrs
1405 :param rollback: list to append the created items at database in case a rollback must be done
1406 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1407 :param indata: params to be used for the nsir
1408 :param kwargs: used to override the indata descriptor
1409 :param headers: http request headers
1410 :return: the _id of nsi descriptor created at database
1414 step
= "checking quotas"
1415 self
.check_quota(session
)
1418 slice_request
= self
._remove
_envelop
(indata
)
1419 # Override descriptor with query string kwargs
1420 self
._update
_input
_with
_kwargs
(slice_request
, kwargs
)
1421 self
._validate
_input
_new
(slice_request
, session
["force"])
1424 step
= "getting nstd id='{}' from database".format(slice_request
.get("nstId"))
1425 _filter
= self
._get
_project
_filter
(session
)
1426 _filter
["_id"] = slice_request
["nstId"]
1427 nstd
= self
.db
.get_one("nsts", _filter
)
1428 # check NST is not disabled
1429 step
= "checking NST operationalState"
1430 if nstd
["_admin"]["operationalState"] == "DISABLED":
1431 raise EngineException("nst with id '{}' is DISABLED, and thus cannot be used to create a netslice "
1432 "instance".format(slice_request
["nstId"]), http_code
=HTTPStatus
.CONFLICT
)
1435 # check NSD is not disabled
1436 step
= "checking operationalState"
1437 if nstd
["_admin"]["operationalState"] == "DISABLED":
1438 raise EngineException("nst with id '{}' is DISABLED, and thus cannot be used to create "
1439 "a network slice".format(slice_request
["nstId"]), http_code
=HTTPStatus
.CONFLICT
)
1441 nstd
.pop("_admin", None)
1442 nstd_id
= nstd
.pop("_id", None)
1443 nsi_id
= str(uuid4())
1444 step
= "filling nsi_descriptor with input data"
1449 "name": slice_request
["nsiName"],
1450 "description": slice_request
.get("nsiDescription", ""),
1451 "datacenter": slice_request
["vimAccountId"],
1452 "nst-ref": nstd
["id"],
1453 "instantiation_parameters": slice_request
,
1454 "network-slice-template": nstd
,
1458 "additionalParamsForNsi": self
._format
_addional
_params
(slice_request
)
1461 step
= "creating nsi at database"
1462 self
.format_on_new(nsi_descriptor
, session
["project_id"], make_public
=session
["public"])
1463 nsi_descriptor
["_admin"]["nsiState"] = "NOT_INSTANTIATED"
1464 nsi_descriptor
["_admin"]["netslice-subnet"] = None
1465 nsi_descriptor
["_admin"]["deployed"] = {}
1466 nsi_descriptor
["_admin"]["deployed"]["RO"] = []
1467 nsi_descriptor
["_admin"]["nst-id"] = nstd_id
1469 # Creating netslice-vld for the RO.
1470 step
= "creating netslice-vld at database"
1472 # Building the vlds list to be deployed
1473 # From netslice descriptors, creating the initial list
1476 for netslice_vlds
in get_iterable(nstd
.get("netslice-vld")):
1477 # Getting template Instantiation parameters from NST
1478 nsi_vld
= deepcopy(netslice_vlds
)
1479 nsi_vld
["shared-nsrs-list"] = []
1480 nsi_vld
["vimAccountId"] = slice_request
["vimAccountId"]
1481 nsi_vlds
.append(nsi_vld
)
1483 nsi_descriptor
["_admin"]["netslice-vld"] = nsi_vlds
1484 # Creating netslice-subnet_record.
1488 # Updating the nstd with the nsd["_id"] associated to the nss -> services list
1489 for member_ns
in nstd
["netslice-subnet"]:
1490 nsd_id
= member_ns
["nsd-ref"]
1491 step
= "getting nstd id='{}' constituent-nsd='{}' from database".format(
1492 member_ns
["nsd-ref"], member_ns
["id"])
1493 if nsd_id
not in needed_nsds
:
1495 _filter
["id"] = nsd_id
1496 nsd
= self
.db
.get_one("nsds", _filter
, fail_on_empty
=True, fail_on_more
=True)
1499 needed_nsds
[nsd_id
] = nsd
1501 nsd
= needed_nsds
[nsd_id
]
1502 member_ns
["_id"] = needed_nsds
[nsd_id
].get("_id")
1503 services
.append(member_ns
)
1505 step
= "filling nsir nsd-id='{}' constituent-nsd='{}' from database".format(
1506 member_ns
["nsd-ref"], member_ns
["id"])
1508 # creates Network Services records (NSRs)
1509 step
= "creating nsrs at database using NsrTopic.new()"
1510 ns_params
= slice_request
.get("netslice-subnet")
1512 nsi_netslice_subnet
= []
1513 for service
in services
:
1514 # Check if the netslice-subnet is shared and if it is share if the nss exists
1517 # Is the nss shared and instantiated?
1518 _filter
["_admin.nsrs-detailed-list.ANYINDEX.shared"] = True
1519 _filter
["_admin.nsrs-detailed-list.ANYINDEX.nsd-id"] = service
["nsd-ref"]
1520 _filter
["_admin.nsrs-detailed-list.ANYINDEX.nss-id"] = service
["id"]
1521 nsi
= self
.db
.get_one("nsis", _filter
, fail_on_empty
=False, fail_on_more
=False)
1522 if nsi
and service
.get("is-shared-nss"):
1523 nsrs_detailed_list
= nsi
["_admin"]["nsrs-detailed-list"]
1524 for nsrs_detailed_item
in nsrs_detailed_list
:
1525 if nsrs_detailed_item
["nsd-id"] == service
["nsd-ref"]:
1526 if nsrs_detailed_item
["nss-id"] == service
["id"]:
1527 _id_nsr
= nsrs_detailed_item
["nsrId"]
1529 for netslice_subnet
in nsi
["_admin"]["netslice-subnet"]:
1530 if netslice_subnet
["nss-id"] == service
["id"]:
1531 indata_ns
= netslice_subnet
1535 if service
.get("instantiation-parameters"):
1536 indata_ns
= deepcopy(service
["instantiation-parameters"])
1537 # del service["instantiation-parameters"]
1539 indata_ns
["nsdId"] = service
["_id"]
1540 indata_ns
["nsName"] = slice_request
.get("nsiName") + "." + service
["id"]
1541 indata_ns
["vimAccountId"] = slice_request
.get("vimAccountId")
1542 indata_ns
["nsDescription"] = service
["description"]
1543 if slice_request
.get("ssh_keys"):
1544 indata_ns
["ssh_keys"] = slice_request
.get("ssh_keys")
1547 for ns_param
in ns_params
:
1548 if ns_param
.get("id") == service
["id"]:
1549 copy_ns_param
= deepcopy(ns_param
)
1550 del copy_ns_param
["id"]
1551 indata_ns
.update(copy_ns_param
)
1554 # Creates Nsr objects
1555 _id_nsr
, _
= self
.nsrTopic
.new(rollback
, session
, indata_ns
, kwargs
, headers
)
1556 nsrs_item
= {"nsrId": _id_nsr
, "shared": service
.get("is-shared-nss"), "nsd-id": service
["nsd-ref"],
1557 "nss-id": service
["id"], "nslcmop_instantiate": None}
1558 indata_ns
["nss-id"] = service
["id"]
1559 nsrs_list
.append(nsrs_item
)
1560 nsi_netslice_subnet
.append(indata_ns
)
1561 nsr_ref
= {"nsr-ref": _id_nsr
}
1562 nsi_descriptor
["nsr-ref-list"].append(nsr_ref
)
1564 # Adding the nsrs list to the nsi
1565 nsi_descriptor
["_admin"]["nsrs-detailed-list"] = nsrs_list
1566 nsi_descriptor
["_admin"]["netslice-subnet"] = nsi_netslice_subnet
1567 self
.db
.set_one("nsts", {"_id": slice_request
["nstId"]}, {"_admin.usageState": "IN_USE"})
1569 # Creating the entry in the database
1570 self
.db
.create("nsis", nsi_descriptor
)
1571 rollback
.append({"topic": "nsis", "_id": nsi_id
})
1573 except Exception as e
: # TODO remove try Except, it is captured at nbi.py
1574 self
.logger
.exception("Exception {} at NsiTopic.new()".format(e
), exc_info
=True)
1575 raise EngineException("Error {}: {}".format(step
, e
))
1576 except ValidationError
as e
:
1577 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
1579 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
1580 raise EngineException("Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
1583 class NsiLcmOpTopic(BaseTopic
):
1586 operation_schema
= { # mapping between operation and jsonschema to validate
1587 "instantiate": nsi_instantiate
,
1591 def __init__(self
, db
, fs
, msg
, auth
):
1592 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
1593 self
.nsi_NsLcmOpTopic
= NsLcmOpTopic(self
.db
, self
.fs
, self
.msg
, self
.auth
)
1595 def _check_nsi_operation(self
, session
, nsir
, operation
, indata
):
1597 Check that user has enter right parameters for the operation
1598 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1599 :param operation: it can be: instantiate, terminate, action, TODO: update, heal
1600 :param indata: descriptor with the parameters of the operation
1604 nstd
= nsir
["network-slice-template"]
1606 def check_valid_netslice_subnet_id(nstId
):
1607 # TODO change to vnfR (??)
1608 for netslice_subnet
in nstd
["netslice-subnet"]:
1609 if nstId
== netslice_subnet
["id"]:
1610 nsd_id
= netslice_subnet
["nsd-ref"]
1611 if nsd_id
not in nsds
:
1612 _filter
= self
._get
_project
_filter
(session
)
1613 _filter
["id"] = nsd_id
1614 nsds
[nsd_id
] = self
.db
.get_one("nsds", _filter
)
1617 raise EngineException("Invalid parameter nstId='{}' is not one of the "
1618 "nst:netslice-subnet".format(nstId
))
1619 if operation
== "instantiate":
1620 # check the existance of netslice-subnet items
1621 for in_nst
in get_iterable(indata
.get("netslice-subnet")):
1622 check_valid_netslice_subnet_id(in_nst
["id"])
1624 def _create_nsilcmop(self
, session
, netsliceInstanceId
, operation
, params
):
1630 "operationState": "PROCESSING", # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
1631 "statusEnteredTime": now
,
1632 "netsliceInstanceId": netsliceInstanceId
,
1633 "lcmOperationType": operation
,
1635 "isAutomaticInvocation": False,
1636 "operationParams": params
,
1637 "isCancelPending": False,
1639 "self": "/osm/nsilcm/v1/nsi_lcm_op_occs/" + _id
,
1640 "netsliceInstanceId": "/osm/nsilcm/v1/netslice_instances/" + netsliceInstanceId
,
1645 def add_shared_nsr_2vld(self
, nsir
, nsr_item
):
1646 for nst_sb_item
in nsir
["network-slice-template"].get("netslice-subnet"):
1647 if nst_sb_item
.get("is-shared-nss"):
1648 for admin_subnet_item
in nsir
["_admin"].get("netslice-subnet"):
1649 if admin_subnet_item
["nss-id"] == nst_sb_item
["id"]:
1650 for admin_vld_item
in nsir
["_admin"].get("netslice-vld"):
1651 for admin_vld_nss_cp_ref_item
in admin_vld_item
["nss-connection-point-ref"]:
1652 if admin_subnet_item
["nss-id"] == admin_vld_nss_cp_ref_item
["nss-ref"]:
1653 if not nsr_item
["nsrId"] in admin_vld_item
["shared-nsrs-list"]:
1654 admin_vld_item
["shared-nsrs-list"].append(nsr_item
["nsrId"])
1656 # self.db.set_one("nsis", {"_id": nsir["_id"]}, nsir)
1657 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, {"_admin.netslice-vld": nsir
["_admin"].get("netslice-vld")})
1659 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
1661 Performs a new operation over a ns
1662 :param rollback: list to append created items at database in case a rollback must to be done
1663 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1664 :param indata: descriptor with the parameters of the operation. It must contains among others
1665 netsliceInstanceId: _id of the nsir to perform the operation
1666 operation: it can be: instantiate, terminate, action, TODO: update, heal
1667 :param kwargs: used to override the indata descriptor
1668 :param headers: http request headers
1669 :return: id of the nslcmops
1672 # Override descriptor with query string kwargs
1673 self
._update
_input
_with
_kwargs
(indata
, kwargs
)
1674 operation
= indata
["lcmOperationType"]
1675 netsliceInstanceId
= indata
["netsliceInstanceId"]
1676 validate_input(indata
, self
.operation_schema
[operation
])
1678 # get nsi from netsliceInstanceId
1679 _filter
= self
._get
_project
_filter
(session
)
1680 _filter
["_id"] = netsliceInstanceId
1681 nsir
= self
.db
.get_one("nsis", _filter
)
1682 logging_prefix
= "nsi={} {} ".format(netsliceInstanceId
, operation
)
1686 if not nsir
["_admin"].get("nsiState") or nsir
["_admin"]["nsiState"] == "NOT_INSTANTIATED":
1687 if operation
== "terminate" and indata
.get("autoremove"):
1688 # NSIR must be deleted
1689 return None, None # a none in this case is used to indicate not instantiated. It can be removed
1690 if operation
!= "instantiate":
1691 raise EngineException("netslice_instance '{}' cannot be '{}' because it is not instantiated".format(
1692 netsliceInstanceId
, operation
), HTTPStatus
.CONFLICT
)
1694 if operation
== "instantiate" and not session
["force"]:
1695 raise EngineException("netslice_instance '{}' cannot be '{}' because it is already instantiated".
1696 format(netsliceInstanceId
, operation
), HTTPStatus
.CONFLICT
)
1698 # Creating all the NS_operation (nslcmop)
1699 # Get service list from db
1700 nsrs_list
= nsir
["_admin"]["nsrs-detailed-list"]
1702 # nslcmops_item = None
1703 for index
, nsr_item
in enumerate(nsrs_list
):
1704 nsr_id
= nsr_item
["nsrId"]
1705 if nsr_item
.get("shared"):
1706 _filter
["_admin.nsrs-detailed-list.ANYINDEX.shared"] = True
1707 _filter
["_admin.nsrs-detailed-list.ANYINDEX.nsrId"] = nsr_id
1708 _filter
["_admin.nsrs-detailed-list.ANYINDEX.nslcmop_instantiate.ne"] = None
1709 _filter
["_id.ne"] = netsliceInstanceId
1710 nsi
= self
.db
.get_one("nsis", _filter
, fail_on_empty
=False, fail_on_more
=False)
1711 if operation
== "terminate":
1712 _update
= {"_admin.nsrs-detailed-list.{}.nslcmop_instantiate".format(index
): None}
1713 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, _update
)
1714 if nsi
: # other nsi is using this nsr and it needs this nsr instantiated
1715 continue # do not create nsilcmop
1717 # looks the first nsi fulfilling the conditions but not being the current NSIR
1719 nsi_nsr_item
= next(n
for n
in nsi
["_admin"]["nsrs-detailed-list"] if
1720 n
["nsrId"] == nsr_id
and n
["shared"] and
1721 n
["nslcmop_instantiate"])
1722 self
.add_shared_nsr_2vld(nsir
, nsr_item
)
1723 nslcmops
.append(nsi_nsr_item
["nslcmop_instantiate"])
1724 _update
= {"_admin.nsrs-detailed-list.{}".format(index
): nsi_nsr_item
}
1725 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, _update
)
1726 # continue to not create nslcmop since nsrs is shared and nsrs was created
1729 self
.add_shared_nsr_2vld(nsir
, nsr_item
)
1734 "lcmOperationType": operation
,
1735 "nsInstanceId": nsr_id
,
1736 # Including netslice_id in the ns instantiate Operation
1737 "netsliceInstanceId": netsliceInstanceId
,
1739 if operation
== "instantiate":
1740 service
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1741 indata_ns
.update(service
["instantiate_params"])
1743 # Creating NS_LCM_OP with the flag slice_object=True to not trigger the service instantiation
1744 # message via kafka bus
1745 nslcmop
, _
= self
.nsi_NsLcmOpTopic
.new(rollback
, session
, indata_ns
, None, headers
,
1747 nslcmops
.append(nslcmop
)
1748 if operation
== "instantiate":
1749 _update
= {"_admin.nsrs-detailed-list.{}.nslcmop_instantiate".format(index
): nslcmop
}
1750 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, _update
)
1751 except (DbException
, EngineException
) as e
:
1752 if e
.http_code
== HTTPStatus
.NOT_FOUND
:
1753 self
.logger
.info(logging_prefix
+ "skipping NS={} because not found".format(nsr_id
))
1759 indata
["nslcmops_ids"] = nslcmops
1760 self
._check
_nsi
_operation
(session
, nsir
, operation
, indata
)
1762 nsilcmop_desc
= self
._create
_nsilcmop
(session
, netsliceInstanceId
, operation
, indata
)
1763 self
.format_on_new(nsilcmop_desc
, session
["project_id"], make_public
=session
["public"])
1764 _id
= self
.db
.create("nsilcmops", nsilcmop_desc
)
1765 rollback
.append({"topic": "nsilcmops", "_id": _id
})
1766 self
.msg
.write("nsi", operation
, nsilcmop_desc
)
1768 except ValidationError
as e
:
1769 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
1771 def delete(self
, session
, _id
, dry_run
=False, not_send_msg
=None):
1772 raise EngineException("Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
1774 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
1775 raise EngineException("Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)