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 # TODO: Change for multiple df support
506 all_kdu_profiles
= vnfd
.get("df", [[]])[0].get("kdu-profile", ())
507 all_kdu_profiles_models
= {profile
.get("name"): profile
.get("kdu-model-id") for profile
in all_kdu_profiles
}
508 all_kdu_models
= vnfd
.get("kdu-model", ())
509 all_kdu_models
= {model
.get("id"): model
for model
in all_kdu_models
}
510 for kdu
in get_iterable(vnfd
.get("kdu")):
511 additional_params
, kdu_params
= self
._format
_additional
_params
(ns_request
,
513 kdu_name
=kdu
["name"],
515 kdu_k8s_namespace
= vnf_k8s_namespace
516 kdu_model
= kdu_params
.get("kdu_model") if kdu_params
else None
517 if kdu_params
and kdu_params
.get("k8s-namespace"):
518 kdu_k8s_namespace
= kdu_params
["k8s-namespace"]
521 "additionalParams": additional_params
,
522 "k8s-namespace": kdu_k8s_namespace
,
523 "kdu-name": kdu
.get("name"),
524 # TODO "name": "" Name of the VDU in the VIM
525 "ip-address": None, # mgmt-interface filled by LCM
528 if kdu_params
and kdu_params
.get("config-units"):
529 kdur
["config-units"] = kdu_params
["config-units"]
531 kdu_model_data
= all_kdu_models
[all_kdu_profiles_models
[kdur
["kdu-name"]]]
532 kdur
[kdu_model_data
.get("kdu-model-type")] = kdu_model
or kdu_model_data
533 if not vnfr_descriptor
.get("kdur"):
534 vnfr_descriptor
["kdur"] = []
535 vnfr_descriptor
["kdur"].append(kdur
)
537 vnfd_mgmt_cp
= vnfd
.get("mgmt-cp")
538 for vdu
in vnfd
.get("vdu", ()):
539 additional_params
, vdu_params
= self
._format
_additional
_params
(
540 ns_request
, vnf_index
, vdu_id
=vdu
["id"], descriptor
=vnfd
)
542 "vdu-id-ref": vdu
["id"],
543 # TODO "name": "" Name of the VDU in the VIM
544 "ip-address": None, # mgmt-interface filled by LCM
545 # "vim-id", "flavor-id", "image-id", "management-ip" # filled by LCM
546 "internal-connection-point": [],
548 "additionalParams": additional_params
,
549 "vdu-name": vdu
["name"]
551 if vdu_params
and vdu_params
.get("config-units"):
552 vdur
["config-units"] = vdu_params
["config-units"]
553 if deep_get(vdu
, ("supplemental-boot-data", "boot-data-drive")):
554 vdur
["boot-data-drive"] = vdu
["supplemental-boot-data"]["boot-data-drive"]
555 if vdu
.get("pdu-type"):
556 vdur
["pdu-type"] = vdu
["pdu-type"]
557 vdur
["name"] = vdu
["pdu-type"]
558 # TODO volumes: name, volume-id
559 for icp
in vdu
.get("int-cpd", ()):
562 "connection-point-id": icp
["id"],
563 "name": icp
.get("id"),
565 vdur
["internal-connection-point"].append(vdu_icp
)
567 for iface
in icp
.get("virtual-network-interface-requirement", ()):
568 iface_fields
= ("name", "mac-address")
569 vdu_iface
= {x
: iface
[x
] for x
in iface_fields
if iface
.get(x
) is not None}
571 vdu_iface
["internal-connection-point-ref"] = vdu_icp
["id"]
572 for ext_cp
in vnfd
.get("ext-cpd", ()):
573 if not ext_cp
.get("int-cpd"):
575 if ext_cp
["int-cpd"].get("vdu-id") != vdu
["id"]:
577 if icp
["id"] == ext_cp
["int-cpd"].get("cpd"):
578 vdu_iface
["external-connection-point-ref"] = ext_cp
.get("id")
581 if vnfd_mgmt_cp
and vdu_iface
.get("external-connection-point-ref") == vnfd_mgmt_cp
:
582 vdu_iface
["mgmt-vnf"] = True
583 vdu_iface
["mgmt-interface"] = True # TODO change to mgmt-vdu
585 if iface
.get("virtual-interface"):
586 vdu_iface
.update(deepcopy(iface
["virtual-interface"]))
588 # look for network where this interface is connected
589 iface_ext_cp
= vdu_iface
.get("external-connection-point-ref")
591 # TODO: Change for multiple df support
592 for df
in get_iterable(nsd
.get("df")):
593 for vnf_profile
in get_iterable(df
.get("vnf-profile")):
594 for vlc
in get_iterable(vnf_profile
.get("virtual-link-connectivity")):
595 for cpd
in get_iterable(vlc
.get("constituent-cpd-id")):
596 if cpd
.get("constituent-cpd-id") == iface_ext_cp
:
597 vdu_iface
["ns-vld-id"] = vlc
.get("virtual-link-profile-id")
599 elif vdu_iface
.get("internal-connection-point-ref"):
600 vdu_iface
["vnf-vld-id"] = icp
.get("int-virtual-link-desc")
602 vdur
["interfaces"].append(vdu_iface
)
604 if vdu
.get("sw-image-desc"):
605 sw_image
= utils
.find_in_list(
606 vnfd
.get("sw-image-desc", ()),
607 lambda image
: image
["id"] == vdu
.get("sw-image-desc"))
608 nsr_sw_image_data
= utils
.find_in_list(
609 nsr_descriptor
["image"],
610 lambda nsr_image
: (nsr_image
.get("image") == sw_image
.get("image"))
612 vdur
["ns-image-id"] = nsr_sw_image_data
["id"]
614 flavor_data_name
= vdu
["id"][:56] + "-flv"
615 nsr_flavor_desc
= utils
.find_in_list(
616 nsr_descriptor
["flavor"],
617 lambda flavor
: flavor
["name"] == flavor_data_name
)
620 vdur
["ns-flavor-id"] = nsr_flavor_desc
["id"]
622 count
= int(vdu
.get("count", 1))
623 for index
in range(0, count
):
624 vdur
= deepcopy(vdur
)
625 for iface
in vdur
["interfaces"]:
626 if iface
.get("ip-address"):
627 iface
["ip-address"] = increment_ip_mac(iface
["ip-address"])
628 if iface
.get("mac-address"):
629 iface
["mac-address"] = increment_ip_mac(iface
["mac-address"])
631 vdur
["_id"] = str(uuid4())
632 vdur
["id"] = vdur
["_id"]
633 vdur
["count-index"] = index
634 vnfr_descriptor
["vdur"].append(vdur
)
636 return vnfr_descriptor
638 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
639 raise EngineException("Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
642 class VnfrTopic(BaseTopic
):
646 def __init__(self
, db
, fs
, msg
, auth
):
647 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
649 def delete(self
, session
, _id
, dry_run
=False, not_send_msg
=None):
650 raise EngineException("Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
652 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
653 raise EngineException("Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
655 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
656 # Not used because vnfrs are created and deleted by NsrTopic class directly
657 raise EngineException("Method new called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
660 class NsLcmOpTopic(BaseTopic
):
663 operation_schema
= { # mapping between operation and jsonschema to validate
664 "instantiate": ns_instantiate
,
667 "terminate": ns_terminate
,
670 def __init__(self
, db
, fs
, msg
, auth
):
671 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
673 def _check_ns_operation(self
, session
, nsr
, operation
, indata
):
675 Check that user has enter right parameters for the operation
676 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
677 :param operation: it can be: instantiate, terminate, action, TODO: update, heal
678 :param indata: descriptor with the parameters of the operation
681 if operation
== "action":
682 self
._check
_action
_ns
_operation
(indata
, nsr
)
683 elif operation
== "scale":
684 self
._check
_scale
_ns
_operation
(indata
, nsr
)
685 elif operation
== "instantiate":
686 self
._check
_instantiate
_ns
_operation
(indata
, nsr
, session
)
688 def _check_action_ns_operation(self
, indata
, nsr
):
690 # check vnf_member_index
691 if indata
.get("vnf_member_index"):
692 indata
["member_vnf_index"] = indata
.pop("vnf_member_index") # for backward compatibility
693 if indata
.get("member_vnf_index"):
694 vnfd
= self
._get
_vnfd
_from
_vnf
_member
_index
(indata
["member_vnf_index"], nsr
["_id"])
695 if indata
.get("vdu_id"):
696 self
._check
_valid
_vdu
(vnfd
, indata
["vdu_id"])
697 # TODO: Change the [0] as vdu-configuration is now a list
698 descriptor_configuration
= vnfd
.get("vdu-configuration", [{}])[0].get("config-primitive")
699 elif indata
.get("kdu_name"):
700 self
._check
_valid
_kdu
(vnfd
, indata
["kdu_name"])
701 # TODO: Change the [0] as kdu-configuration is now a list
702 descriptor_configuration
= vnfd
.get("kdu-configuration", [{}])[0].get("config-primitive")
704 # TODO: Change the [0] as vnf-configuration is now a list
705 descriptor_configuration
= vnfd
.get("vnf-configuration", [{}])[0].get("config-primitive")
707 descriptor_configuration
= nsd
.get("ns-configuration", {}).get("config-primitive")
709 # For k8s allows default primitives without validating the parameters
710 if indata
.get("kdu_name") and indata
["primitive"] in ("upgrade", "rollback", "status", "inspect", "readme"):
711 # TODO should be checked that rollback only can contains revsision_numbe????
712 if not indata
.get("member_vnf_index"):
713 raise EngineException("Missing action parameter 'member_vnf_index' for default KDU primitive '{}'"
714 .format(indata
["primitive"]))
716 # if not, check primitive
717 for config_primitive
in get_iterable(descriptor_configuration
):
718 if indata
["primitive"] == config_primitive
["name"]:
719 # check needed primitive_params are provided
720 if indata
.get("primitive_params"):
721 in_primitive_params_copy
= copy(indata
["primitive_params"])
723 in_primitive_params_copy
= {}
724 for paramd
in get_iterable(config_primitive
.get("parameter")):
725 if paramd
["name"] in in_primitive_params_copy
:
726 del in_primitive_params_copy
[paramd
["name"]]
727 elif not paramd
.get("default-value"):
728 raise EngineException("Needed parameter {} not provided for primitive '{}'".format(
729 paramd
["name"], indata
["primitive"]))
730 # check no extra primitive params are provided
731 if in_primitive_params_copy
:
732 raise EngineException("parameter/s '{}' not present at vnfd /nsd for primitive '{}'".format(
733 list(in_primitive_params_copy
.keys()), indata
["primitive"]))
736 raise EngineException("Invalid primitive '{}' is not present at vnfd/nsd".format(indata
["primitive"]))
738 def _check_scale_ns_operation(self
, indata
, nsr
):
739 vnfd
= self
._get
_vnfd
_from
_vnf
_member
_index
(indata
["scaleVnfData"]["scaleByStepData"]["member-vnf-index"],
741 for scaling_aspect
in get_iterable(vnfd
.get("df", ())[0]["scaling-aspect"]):
742 if indata
["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"] == scaling_aspect
["id"]:
745 raise EngineException("Invalid scaleVnfData:scaleByStepData:scaling-group-descriptor '{}' is not "
746 "present at vnfd:scaling-aspect"
747 .format(indata
["scaleVnfData"]["scaleByStepData"]["scaling-group-descriptor"]))
749 def _check_instantiate_ns_operation(self
, indata
, nsr
, session
):
750 vnf_member_index_to_vnfd
= {} # map between vnf_member_index to vnf descriptor.
754 self
._check
_valid
_vim
_account
(indata
["vimAccountId"], vim_accounts
, session
)
755 self
._check
_valid
_wim
_account
(indata
.get("wimAccountId"), wim_accounts
, session
)
756 for in_vnf
in get_iterable(indata
.get("vnf")):
757 member_vnf_index
= in_vnf
["member-vnf-index"]
758 if vnf_member_index_to_vnfd
.get(member_vnf_index
):
759 vnfd
= vnf_member_index_to_vnfd
[member_vnf_index
]
761 vnfd
= self
._get
_vnfd
_from
_vnf
_member
_index
(member_vnf_index
, nsr
["_id"])
762 vnf_member_index_to_vnfd
[member_vnf_index
] = vnfd
# add to cache, avoiding a later look for
763 self
._check
_vnf
_instantiation
_params
(in_vnf
, vnfd
)
764 if in_vnf
.get("vimAccountId"):
765 self
._check
_valid
_vim
_account
(in_vnf
["vimAccountId"], vim_accounts
, session
)
767 for in_vld
in get_iterable(indata
.get("vld")):
768 self
._check
_valid
_wim
_account
(in_vld
.get("wimAccountId"), wim_accounts
, session
)
769 for vldd
in get_iterable(nsd
.get("virtual-link-desc")):
770 if in_vld
["name"] == vldd
["id"]:
773 raise EngineException("Invalid parameter vld:name='{}' is not present at nsd:vld".format(
776 def _get_vnfd_from_vnf_member_index(self
, member_vnf_index
, nsr_id
):
777 # Obtain vnf descriptor. The vnfr is used to get the vnfd._id used for this member_vnf_index
778 vnfr
= self
.db
.get_one("vnfrs",
779 {"nsr-id-ref": nsr_id
, "member-vnf-index-ref": member_vnf_index
},
782 raise EngineException("Invalid parameter member_vnf_index='{}' is not one of the "
783 "nsd:constituent-vnfd".format(member_vnf_index
))
784 vnfd
= self
.db
.get_one("vnfds", {"_id": vnfr
["vnfd-id"]}, fail_on_empty
=False)
786 raise EngineException("vnfd id={} has been deleted!. Operation cannot be performed".
787 format(vnfr
["vnfd-id"]))
790 def _check_valid_vdu(self
, vnfd
, vdu_id
):
791 for vdud
in get_iterable(vnfd
.get("vdu")):
792 if vdud
["id"] == vdu_id
:
795 raise EngineException("Invalid parameter vdu_id='{}' not present at vnfd:vdu:id".format(vdu_id
))
797 def _check_valid_kdu(self
, vnfd
, kdu_name
):
798 for kdud
in get_iterable(vnfd
.get("kdu")):
799 if kdud
["name"] == kdu_name
:
802 raise EngineException("Invalid parameter kdu_name='{}' not present at vnfd:kdu:name".format(kdu_name
))
804 def _check_vnf_instantiation_params(self
, in_vnf
, vnfd
):
805 for in_vdu
in get_iterable(in_vnf
.get("vdu")):
806 for vdu
in get_iterable(vnfd
.get("vdu")):
807 if in_vdu
["id"] == vdu
["id"]:
808 for volume
in get_iterable(in_vdu
.get("volume")):
809 for volumed
in get_iterable(vdu
.get("virtual-storage-desc")):
810 if volumed
["id"] == volume
["name"]:
813 raise EngineException("Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}']:"
814 "volume:name='{}' is not present at "
815 "vnfd:vdu:virtual-storage-desc list".
816 format(in_vnf
["member-vnf-index"], in_vdu
["id"],
820 for cpd
in get_iterable(vdu
.get("int-cpd")):
821 for iface
in get_iterable(cpd
.get("virtual-network-interface-requirement")):
822 vdu_if_names
.add(iface
.get("name"))
824 for in_iface
in get_iterable(in_vdu
["interface"]):
825 if in_iface
["name"] in vdu_if_names
:
828 raise EngineException("Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}']:"
829 "int-cpd[id='{}'] is not present at vnfd:vdu:int-cpd"
830 .format(in_vnf
["member-vnf-index"], in_vdu
["id"],
835 raise EngineException("Invalid parameter vnf[member-vnf-index='{}']:vdu[id='{}'] is not present "
836 "at vnfd:vdu".format(in_vnf
["member-vnf-index"], in_vdu
["id"]))
838 vnfd_ivlds_cpds
= {ivld
.get("id"): set() for ivld
in get_iterable(vnfd
.get("int-virtual-link-desc"))}
839 for vdu
in get_iterable(vnfd
.get("vdu")):
840 for cpd
in get_iterable(vnfd
.get("int-cpd")):
841 if cpd
.get("int-virtual-link-desc"):
842 vnfd_ivlds_cpds
[cpd
.get("int-virtual-link-desc")] = cpd
.get("id")
844 for in_ivld
in get_iterable(in_vnf
.get("internal-vld")):
845 if in_ivld
.get("name") in vnfd_ivlds_cpds
:
846 for in_icp
in get_iterable(in_ivld
.get("internal-connection-point")):
847 if in_icp
["id-ref"] in vnfd_ivlds_cpds
[in_ivld
.get("name")]:
850 raise EngineException("Invalid parameter vnf[member-vnf-index='{}']:internal-vld[name"
851 "='{}']:internal-connection-point[id-ref:'{}'] is not present at "
852 "vnfd:internal-vld:name/id:internal-connection-point"
853 .format(in_vnf
["member-vnf-index"], in_ivld
["name"],
856 raise EngineException("Invalid parameter vnf[member-vnf-index='{}']:internal-vld:name='{}'"
857 " is not present at vnfd '{}'".format(in_vnf
["member-vnf-index"],
858 in_ivld
["name"], vnfd
["id"]))
860 def _check_valid_vim_account(self
, vim_account
, vim_accounts
, session
):
861 if vim_account
in vim_accounts
:
864 db_filter
= self
._get
_project
_filter
(session
)
865 db_filter
["_id"] = vim_account
866 self
.db
.get_one("vim_accounts", db_filter
)
868 raise EngineException("Invalid vimAccountId='{}' not present for the project".format(vim_account
))
869 vim_accounts
.append(vim_account
)
871 def _check_valid_wim_account(self
, wim_account
, wim_accounts
, session
):
872 if not isinstance(wim_account
, str):
874 if wim_account
in wim_accounts
:
877 db_filter
= self
._get
_project
_filter
(session
, write
=False, show_all
=True)
878 db_filter
["_id"] = wim_account
879 self
.db
.get_one("wim_accounts", db_filter
)
881 raise EngineException("Invalid wimAccountId='{}' not present for the project".format(wim_account
))
882 wim_accounts
.append(wim_account
)
884 def _look_for_pdu(self
, session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
):
886 Look for a free PDU in the catalog matching vdur type and interfaces. Fills vnfr.vdur with the interface
887 (ip_address, ...) information.
888 Modifies PDU _admin.usageState to 'IN_USE'
889 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
890 :param rollback: list with the database modifications to rollback if needed
891 :param vnfr: vnfr to be updated. It is modified with pdu interface info if pdu is found
892 :param vim_account: vim_account where this vnfr should be deployed
893 :param vnfr_update: dictionary filled by this method with changes to be done at database vnfr
894 :param vnfr_update_rollback: dictionary filled by this method with original content of vnfr in case a rollback
895 of the changed vnfr is needed
897 :return: List of PDU interfaces that are connected to an existing VIM network. Each item contains:
898 "vim-network-name": used at VIM
899 "name": interface name
900 "vnf-vld-id": internal VNFD vld where this interface is connected, or
901 "ns-vld-id": NSD vld where this interface is connected.
902 NOTE: One, and only one between 'vnf-vld-id' and 'ns-vld-id' contains a value. The other will be None
905 ifaces_forcing_vim_network
= []
906 for vdur_index
, vdur
in enumerate(get_iterable(vnfr
.get("vdur"))):
907 if not vdur
.get("pdu-type"):
909 pdu_type
= vdur
.get("pdu-type")
910 pdu_filter
= self
._get
_project
_filter
(session
)
911 pdu_filter
["vim_accounts"] = vim_account
912 pdu_filter
["type"] = pdu_type
913 pdu_filter
["_admin.operationalState"] = "ENABLED"
914 pdu_filter
["_admin.usageState"] = "NOT_IN_USE"
915 # TODO feature 1417: "shared": True,
917 available_pdus
= self
.db
.get_list("pdus", pdu_filter
)
918 for pdu
in available_pdus
:
919 # step 1 check if this pdu contains needed interfaces:
920 match_interfaces
= True
921 for vdur_interface
in vdur
["interfaces"]:
922 for pdu_interface
in pdu
["interfaces"]:
923 if pdu_interface
["name"] == vdur_interface
["name"]:
924 # TODO feature 1417: match per mgmt type
926 else: # no interface found for name
927 match_interfaces
= False
932 raise EngineException(
933 "No PDU of type={} at vim_account={} found for member_vnf_index={}, vdu={} matching interface "
934 "names".format(pdu_type
, vim_account
, vnfr
["member-vnf-index-ref"], vdur
["vdu-id-ref"]))
938 "_admin.usageState": pdu
["_admin"]["usageState"],
939 "_admin.usage.vnfr_id": None,
940 "_admin.usage.nsr_id": None,
941 "_admin.usage.vdur": None,
943 self
.db
.set_one("pdus", {"_id": pdu
["_id"]},
944 {"_admin.usageState": "IN_USE",
945 "_admin.usage": {"vnfr_id": vnfr
["_id"],
946 "nsr_id": vnfr
["nsr-id-ref"],
947 "vdur": vdur
["vdu-id-ref"]}
949 rollback
.append({"topic": "pdus", "_id": pdu
["_id"], "operation": "set", "content": rollback_pdu
})
951 # step 3. Fill vnfr info by filling vdur
952 vdu_text
= "vdur.{}".format(vdur_index
)
953 vnfr_update_rollback
[vdu_text
+ ".pdu-id"] = None
954 vnfr_update
[vdu_text
+ ".pdu-id"] = pdu
["_id"]
955 for iface_index
, vdur_interface
in enumerate(vdur
["interfaces"]):
956 for pdu_interface
in pdu
["interfaces"]:
957 if pdu_interface
["name"] == vdur_interface
["name"]:
958 iface_text
= vdu_text
+ ".interfaces.{}".format(iface_index
)
959 for k
, v
in pdu_interface
.items():
960 if k
in ("ip-address", "mac-address"): # TODO: switch-xxxxx must be inserted
961 vnfr_update
[iface_text
+ ".{}".format(k
)] = v
962 vnfr_update_rollback
[iface_text
+ ".{}".format(k
)] = vdur_interface
.get(v
)
963 if pdu_interface
.get("ip-address"):
964 if vdur_interface
.get("mgmt-interface") or vdur_interface
.get("mgmt-vnf"):
965 vnfr_update_rollback
[vdu_text
+ ".ip-address"] = vdur
.get("ip-address")
966 vnfr_update
[vdu_text
+ ".ip-address"] = pdu_interface
["ip-address"]
967 if vdur_interface
.get("mgmt-vnf"):
968 vnfr_update_rollback
["ip-address"] = vnfr
.get("ip-address")
969 vnfr_update
["ip-address"] = pdu_interface
["ip-address"]
970 vnfr_update
[vdu_text
+ ".ip-address"] = pdu_interface
["ip-address"]
971 if pdu_interface
.get("vim-network-name") or pdu_interface
.get("vim-network-id"):
972 ifaces_forcing_vim_network
.append({
973 "name": vdur_interface
.get("vnf-vld-id") or vdur_interface
.get("ns-vld-id"),
974 "vnf-vld-id": vdur_interface
.get("vnf-vld-id"),
975 "ns-vld-id": vdur_interface
.get("ns-vld-id")})
976 if pdu_interface
.get("vim-network-id"):
977 ifaces_forcing_vim_network
[-1]["vim-network-id"] = pdu_interface
["vim-network-id"]
978 if pdu_interface
.get("vim-network-name"):
979 ifaces_forcing_vim_network
[-1]["vim-network-name"] = pdu_interface
["vim-network-name"]
982 return ifaces_forcing_vim_network
984 def _look_for_k8scluster(self
, session
, rollback
, vnfr
, vim_account
, vnfr_update
, vnfr_update_rollback
):
986 Look for an available k8scluster for all the kuds in the vnfd matching version and cni requirements.
987 Fills vnfr.kdur with the selected k8scluster
989 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
990 :param rollback: list with the database modifications to rollback if needed
991 :param vnfr: vnfr to be updated. It is modified with pdu interface info if pdu is found
992 :param vim_account: vim_account where this vnfr should be deployed
993 :param vnfr_update: dictionary filled by this method with changes to be done at database vnfr
994 :param vnfr_update_rollback: dictionary filled by this method with original content of vnfr in case a rollback
995 of the changed vnfr is needed
997 :return: List of KDU interfaces that are connected to an existing VIM network. Each item contains:
998 "vim-network-name": used at VIM
999 "name": interface name
1000 "vnf-vld-id": internal VNFD vld where this interface is connected, or
1001 "ns-vld-id": NSD vld where this interface is connected.
1002 NOTE: One, and only one between 'vnf-vld-id' and 'ns-vld-id' contains a value. The other will be None
1005 ifaces_forcing_vim_network
= []
1006 if not vnfr
.get("kdur"):
1007 return ifaces_forcing_vim_network
1009 kdu_filter
= self
._get
_project
_filter
(session
)
1010 kdu_filter
["vim_account"] = vim_account
1011 # TODO kdu_filter["_admin.operationalState"] = "ENABLED"
1012 available_k8sclusters
= self
.db
.get_list("k8sclusters", kdu_filter
)
1014 k8s_requirements
= {} # just for logging
1015 for k8scluster
in available_k8sclusters
:
1016 if not vnfr
.get("k8s-cluster"):
1019 if vnfr
["k8s-cluster"].get("cni"):
1020 k8s_requirements
["cni"] = vnfr
["k8s-cluster"]["cni"]
1021 if not set(vnfr
["k8s-cluster"]["cni"]).intersection(k8scluster
.get("cni", ())):
1023 # restrict by version
1024 if vnfr
["k8s-cluster"].get("version"):
1025 k8s_requirements
["version"] = vnfr
["k8s-cluster"]["version"]
1026 if k8scluster
.get("k8s_version") not in vnfr
["k8s-cluster"]["version"]:
1028 # restrict by number of networks
1029 if vnfr
["k8s-cluster"].get("nets"):
1030 k8s_requirements
["networks"] = len(vnfr
["k8s-cluster"]["nets"])
1031 if not k8scluster
.get("nets") or len(k8scluster
["nets"]) < len(vnfr
["k8s-cluster"]["nets"]):
1035 raise EngineException("No k8scluster with requirements='{}' at vim_account={} found for member_vnf_index={}"
1036 .format(k8s_requirements
, vim_account
, vnfr
["member-vnf-index-ref"]))
1038 for kdur_index
, kdur
in enumerate(get_iterable(vnfr
.get("kdur"))):
1039 # step 3. Fill vnfr info by filling kdur
1040 kdu_text
= "kdur.{}.".format(kdur_index
)
1041 vnfr_update_rollback
[kdu_text
+ "k8s-cluster.id"] = None
1042 vnfr_update
[kdu_text
+ "k8s-cluster.id"] = k8scluster
["_id"]
1044 # step 4. Check VIM networks that forces the selected k8s_cluster
1045 if vnfr
.get("k8s-cluster") and vnfr
["k8s-cluster"].get("nets"):
1046 k8scluster_net_list
= list(k8scluster
.get("nets").keys())
1047 for net_index
, kdur_net
in enumerate(vnfr
["k8s-cluster"]["nets"]):
1048 # get a network from k8s_cluster nets. If name matches use this, if not use other
1049 if kdur_net
["id"] in k8scluster_net_list
: # name matches
1050 vim_net
= k8scluster
["nets"][kdur_net
["id"]]
1051 k8scluster_net_list
.remove(kdur_net
["id"])
1053 vim_net
= k8scluster
["nets"][k8scluster_net_list
[0]]
1054 k8scluster_net_list
.pop(0)
1055 vnfr_update_rollback
["k8s-cluster.nets.{}.vim_net".format(net_index
)] = None
1056 vnfr_update
["k8s-cluster.nets.{}.vim_net".format(net_index
)] = vim_net
1057 if vim_net
and (kdur_net
.get("vnf-vld-id") or kdur_net
.get("ns-vld-id")):
1058 ifaces_forcing_vim_network
.append({
1059 "name": kdur_net
.get("vnf-vld-id") or kdur_net
.get("ns-vld-id"),
1060 "vnf-vld-id": kdur_net
.get("vnf-vld-id"),
1061 "ns-vld-id": kdur_net
.get("ns-vld-id"),
1062 "vim-network-name": vim_net
, # TODO can it be vim-network-id ???
1064 # TODO check that this forcing is not incompatible with other forcing
1065 return ifaces_forcing_vim_network
1067 def _update_vnfrs(self
, session
, rollback
, nsr
, indata
):
1070 vnfrs
= self
.db
.get_list("vnfrs", {"nsr-id-ref": nsr_id
})
1074 vnfr_update_rollback
= {}
1075 member_vnf_index
= vnfr
["member-vnf-index-ref"]
1076 # update vim-account-id
1078 vim_account
= indata
["vimAccountId"]
1079 # check instantiate parameters
1080 for vnf_inst_params
in get_iterable(indata
.get("vnf")):
1081 if vnf_inst_params
["member-vnf-index"] != member_vnf_index
:
1083 if vnf_inst_params
.get("vimAccountId"):
1084 vim_account
= vnf_inst_params
.get("vimAccountId")
1086 # get vnf.vdu.interface instantiation params to update vnfr.vdur.interfaces ip, mac
1087 for vdu_inst_param
in get_iterable(vnf_inst_params
.get("vdu")):
1088 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
1089 if vdu_inst_param
["id"] != vdur
["vdu-id-ref"]:
1091 for iface_inst_param
in get_iterable(vdu_inst_param
.get("interface")):
1092 iface_index
, _
= next(i
for i
in enumerate(vdur
["interfaces"])
1093 if i
[1]["name"] == iface_inst_param
["name"])
1094 vnfr_update_text
= "vdur.{}.interfaces.{}".format(vdur_index
, iface_index
)
1095 if iface_inst_param
.get("ip-address"):
1096 vnfr_update
[vnfr_update_text
+ ".ip-address"] = increment_ip_mac(
1097 iface_inst_param
.get("ip-address"), vdur
.get("count-index", 0))
1098 vnfr_update
[vnfr_update_text
+ ".fixed-ip"] = True
1099 if iface_inst_param
.get("mac-address"):
1100 vnfr_update
[vnfr_update_text
+ ".mac-address"] = increment_ip_mac(
1101 iface_inst_param
.get("mac-address"), vdur
.get("count-index", 0))
1102 vnfr_update
[vnfr_update_text
+ ".fixed-mac"] = True
1103 # get vnf.internal-vld.internal-conection-point instantiation params to update vnfr.vdur.interfaces
1104 # TODO update vld with the ip-profile
1105 for ivld_inst_param
in get_iterable(vnf_inst_params
.get("internal-vld")):
1106 for icp_inst_param
in get_iterable(ivld_inst_param
.get("internal-connection-point")):
1108 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
1109 for iface_index
, iface
in enumerate(vdur
["interfaces"]):
1110 if iface
.get("internal-connection-point-ref") == icp_inst_param
["id-ref"]:
1111 vnfr_update_text
= "vdur.{}.interfaces.{}".format(vdur_index
, iface_index
)
1112 if icp_inst_param
.get("ip-address"):
1113 vnfr_update
[vnfr_update_text
+ ".ip-address"] = increment_ip_mac(
1114 icp_inst_param
.get("ip-address"), vdur
.get("count-index", 0))
1115 vnfr_update
[vnfr_update_text
+ ".fixed-ip"] = True
1116 if icp_inst_param
.get("mac-address"):
1117 vnfr_update
[vnfr_update_text
+ ".mac-address"] = increment_ip_mac(
1118 icp_inst_param
.get("mac-address"), vdur
.get("count-index", 0))
1119 vnfr_update
[vnfr_update_text
+ ".fixed-mac"] = True
1121 # get ip address from instantiation parameters.vld.vnfd-connection-point-ref
1122 for vld_inst_param
in get_iterable(indata
.get("vld")):
1123 for vnfcp_inst_param
in get_iterable(vld_inst_param
.get("vnfd-connection-point-ref")):
1124 if vnfcp_inst_param
["member-vnf-index-ref"] != member_vnf_index
:
1127 for vdur_index
, vdur
in enumerate(vnfr
["vdur"]):
1128 for iface_index
, iface
in enumerate(vdur
["interfaces"]):
1129 if iface
.get("external-connection-point-ref") == \
1130 vnfcp_inst_param
["vnfd-connection-point-ref"]:
1131 vnfr_update_text
= "vdur.{}.interfaces.{}".format(vdur_index
, iface_index
)
1132 if vnfcp_inst_param
.get("ip-address"):
1133 vnfr_update
[vnfr_update_text
+ ".ip-address"] = increment_ip_mac(
1134 vnfcp_inst_param
.get("ip-address"), vdur
.get("count-index", 0))
1135 vnfr_update
[vnfr_update_text
+ ".fixed-ip"] = True
1136 if vnfcp_inst_param
.get("mac-address"):
1137 vnfr_update
[vnfr_update_text
+ ".mac-address"] = increment_ip_mac(
1138 vnfcp_inst_param
.get("mac-address"), vdur
.get("count-index", 0))
1139 vnfr_update
[vnfr_update_text
+ ".fixed-mac"] = True
1142 vnfr_update
["vim-account-id"] = vim_account
1143 vnfr_update_rollback
["vim-account-id"] = vnfr
.get("vim-account-id")
1146 ifaces_forcing_vim_network
= self
._look
_for
_pdu
(session
, rollback
, vnfr
, vim_account
, vnfr_update
,
1147 vnfr_update_rollback
)
1150 ifaces_forcing_vim_network
+= self
._look
_for
_k
8scluster
(session
, rollback
, vnfr
, vim_account
, vnfr_update
,
1151 vnfr_update_rollback
)
1152 # update database vnfr
1153 self
.db
.set_one("vnfrs", {"_id": vnfr
["_id"]}, vnfr_update
)
1154 rollback
.append({"topic": "vnfrs", "_id": vnfr
["_id"], "operation": "set", "content": vnfr_update_rollback
})
1156 # Update indada in case pdu forces to use a concrete vim-network-name
1157 # TODO check if user has already insert a vim-network-name and raises an error
1158 if not ifaces_forcing_vim_network
:
1160 for iface_info
in ifaces_forcing_vim_network
:
1161 if iface_info
.get("ns-vld-id"):
1162 if "vld" not in indata
:
1164 indata
["vld"].append({key
: iface_info
[key
] for key
in
1165 ("name", "vim-network-name", "vim-network-id") if iface_info
.get(key
)})
1167 elif iface_info
.get("vnf-vld-id"):
1168 if "vnf" not in indata
:
1170 indata
["vnf"].append({
1171 "member-vnf-index": member_vnf_index
,
1172 "internal-vld": [{key
: iface_info
[key
] for key
in
1173 ("name", "vim-network-name", "vim-network-id") if iface_info
.get(key
)}]
1177 def _create_nslcmop(nsr_id
, operation
, params
):
1179 Creates a ns-lcm-opp content to be stored at database.
1180 :param nsr_id: internal id of the instance
1181 :param operation: instantiate, terminate, scale, action, ...
1182 :param params: user parameters for the operation
1183 :return: dictionary following SOL005 format
1190 "operationState": "PROCESSING", # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
1191 "queuePosition": None,
1193 "errorMessage": None,
1194 "detailedStatus": None,
1195 "statusEnteredTime": now
,
1196 "nsInstanceId": nsr_id
,
1197 "lcmOperationType": operation
,
1199 "isAutomaticInvocation": False,
1200 "operationParams": params
,
1201 "isCancelPending": False,
1203 "self": "/osm/nslcm/v1/ns_lcm_op_occs/" + _id
,
1204 "nsInstance": "/osm/nslcm/v1/ns_instances/" + nsr_id
,
1209 def _get_enabled_vims(self
, session
):
1211 Retrieve and return VIM accounts that are accessible by current user and has state ENABLE
1212 :param session: current session with user information
1214 db_filter
= self
._get
_project
_filter
(session
)
1215 db_filter
["_admin.operationalState"] = "ENABLED"
1216 vims
= self
.db
.get_list("vim_accounts", db_filter
)
1219 vimAccounts
.append(vim
['_id'])
1222 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None, slice_object
=False):
1224 Performs a new operation over a ns
1225 :param rollback: list to append created items at database in case a rollback must to be done
1226 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1227 :param indata: descriptor with the parameters of the operation. It must contains among others
1228 nsInstanceId: _id of the nsr to perform the operation
1229 operation: it can be: instantiate, terminate, action, TODO: update, heal
1230 :param kwargs: used to override the indata descriptor
1231 :param headers: http request headers
1232 :return: id of the nslcmops
1234 def check_if_nsr_is_not_slice_member(session
, nsr_id
):
1236 db_filter
= self
._get
_project
_filter
(session
)
1237 db_filter
["_admin.nsrs-detailed-list.ANYINDEX.nsrId"] = nsr_id
1238 nsis
= self
.db
.get_one("nsis", db_filter
, fail_on_empty
=False, fail_on_more
=False)
1240 raise EngineException("The NS instance {} cannot be terminated because is used by the slice {}".format(
1241 nsr_id
, nsis
["_id"]), http_code
=HTTPStatus
.CONFLICT
)
1244 # Override descriptor with query string kwargs
1245 self
._update
_input
_with
_kwargs
(indata
, kwargs
, yaml_format
=True)
1246 operation
= indata
["lcmOperationType"]
1247 nsInstanceId
= indata
["nsInstanceId"]
1249 validate_input(indata
, self
.operation_schema
[operation
])
1250 # get ns from nsr_id
1251 _filter
= BaseTopic
._get
_project
_filter
(session
)
1252 _filter
["_id"] = nsInstanceId
1253 nsr
= self
.db
.get_one("nsrs", _filter
)
1256 if operation
== "terminate" and slice_object
is False:
1257 check_if_nsr_is_not_slice_member(session
, nsr
["_id"])
1258 if not nsr
["_admin"].get("nsState") or nsr
["_admin"]["nsState"] == "NOT_INSTANTIATED":
1259 if operation
== "terminate" and indata
.get("autoremove"):
1260 # NSR must be deleted
1261 return None, None # a none in this case is used to indicate not instantiated. It can be removed
1262 if operation
!= "instantiate":
1263 raise EngineException("ns_instance '{}' cannot be '{}' because it is not instantiated".format(
1264 nsInstanceId
, operation
), HTTPStatus
.CONFLICT
)
1266 if operation
== "instantiate" and not session
["force"]:
1267 raise EngineException("ns_instance '{}' cannot be '{}' because it is already instantiated".format(
1268 nsInstanceId
, operation
), HTTPStatus
.CONFLICT
)
1269 self
._check
_ns
_operation
(session
, nsr
, operation
, indata
)
1271 if operation
== "instantiate":
1272 self
._update
_vnfrs
(session
, rollback
, nsr
, indata
)
1274 nslcmop_desc
= self
._create
_nslcmop
(nsInstanceId
, operation
, indata
)
1275 _id
= nslcmop_desc
["_id"]
1276 self
.format_on_new(nslcmop_desc
, session
["project_id"], make_public
=session
["public"])
1277 if indata
.get("placement-engine"):
1278 # Save valid vim accounts in lcm operation descriptor
1279 nslcmop_desc
['operationParams']['validVimAccounts'] = self
._get
_enabled
_vims
(session
)
1280 self
.db
.create("nslcmops", nslcmop_desc
)
1281 rollback
.append({"topic": "nslcmops", "_id": _id
})
1282 if not slice_object
:
1283 self
.msg
.write("ns", operation
, nslcmop_desc
)
1285 except ValidationError
as e
: # TODO remove try Except, it is captured at nbi.py
1286 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
1287 # except DbException as e:
1288 # raise EngineException("Cannot get ns_instance '{}': {}".format(e), HTTPStatus.NOT_FOUND)
1290 def delete(self
, session
, _id
, dry_run
=False, not_send_msg
=None):
1291 raise EngineException("Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
1293 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
1294 raise EngineException("Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
1297 class NsiTopic(BaseTopic
):
1300 quota_name
= "slice_instances"
1302 def __init__(self
, db
, fs
, msg
, auth
):
1303 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
1304 self
.nsrTopic
= NsrTopic(db
, fs
, msg
, auth
)
1307 def _format_ns_request(ns_request
):
1308 formated_request
= copy(ns_request
)
1309 # TODO: Add request params
1310 return formated_request
1313 def _format_addional_params(slice_request
):
1315 Get and format user additional params for NS or VNF
1316 :param slice_request: User instantiation additional parameters
1317 :return: a formatted copy of additional params or None if not supplied
1319 additional_params
= copy(slice_request
.get("additionalParamsForNsi"))
1320 if additional_params
:
1321 for k
, v
in additional_params
.items():
1322 if not isinstance(k
, str):
1323 raise EngineException("Invalid param at additionalParamsForNsi:{}. Only string keys are allowed".
1325 if "." in k
or "$" in k
:
1326 raise EngineException("Invalid param at additionalParamsForNsi:{}. Keys must not contain dots or $".
1328 if isinstance(v
, (dict, tuple, list)):
1329 additional_params
[k
] = "!!yaml " + safe_dump(v
)
1330 return additional_params
1332 def _check_descriptor_dependencies(self
, session
, descriptor
):
1334 Check that the dependent descriptors exist on a new descriptor or edition
1335 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1336 :param descriptor: descriptor to be inserted or edit
1337 :return: None or raises exception
1339 if not descriptor
.get("nst-ref"):
1341 nstd_id
= descriptor
["nst-ref"]
1342 if not self
.get_item_list(session
, "nsts", {"id": nstd_id
}):
1343 raise EngineException("Descriptor error at nst-ref='{}' references a non exist nstd".format(nstd_id
),
1344 http_code
=HTTPStatus
.CONFLICT
)
1346 def check_conflict_on_del(self
, session
, _id
, db_content
):
1348 Check that NSI is not instantiated
1349 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1350 :param _id: nsi internal id
1351 :param db_content: The database content of the _id
1352 :return: None or raises EngineException with the conflict
1354 if session
["force"]:
1357 if nsi
["_admin"].get("nsiState") == "INSTANTIATED":
1358 raise EngineException("nsi '{}' cannot be deleted because it is in 'INSTANTIATED' state. "
1359 "Launch 'terminate' operation first; or force deletion".format(_id
),
1360 http_code
=HTTPStatus
.CONFLICT
)
1362 def delete_extra(self
, session
, _id
, db_content
, not_send_msg
=None):
1364 Deletes associated nsilcmops from database. Deletes associated filesystem.
1365 Set usageState of nst
1366 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1367 :param _id: server internal id
1368 :param db_content: The database content of the descriptor
1369 :param not_send_msg: To not send message (False) or store content (list) instead
1370 :return: None if ok or raises EngineException with the problem
1373 # Deleting the nsrs belonging to nsir
1375 for nsrs_detailed_item
in nsir
["_admin"]["nsrs-detailed-list"]:
1376 nsr_id
= nsrs_detailed_item
["nsrId"]
1377 if nsrs_detailed_item
.get("shared"):
1378 _filter
= {"_admin.nsrs-detailed-list.ANYINDEX.shared": True,
1379 "_admin.nsrs-detailed-list.ANYINDEX.nsrId": nsr_id
,
1380 "_id.ne": nsir
["_id"]}
1381 nsi
= self
.db
.get_one("nsis", _filter
, fail_on_empty
=False, fail_on_more
=False)
1382 if nsi
: # last one using nsr
1385 self
.nsrTopic
.delete(session
, nsr_id
, dry_run
=False, not_send_msg
=not_send_msg
)
1386 except (DbException
, EngineException
) as e
:
1387 if e
.http_code
== HTTPStatus
.NOT_FOUND
:
1392 # delete related nsilcmops database entries
1393 self
.db
.del_list("nsilcmops", {"netsliceInstanceId": _id
})
1395 # Check and set used NST usage state
1396 nsir_admin
= nsir
.get("_admin")
1397 if nsir_admin
and nsir_admin
.get("nst-id"):
1398 # check if used by another NSI
1399 nsis_list
= self
.db
.get_one("nsis", {"nst-id": nsir_admin
["nst-id"]},
1400 fail_on_empty
=False, fail_on_more
=False)
1402 self
.db
.set_one("nsts", {"_id": nsir_admin
["nst-id"]}, {"_admin.usageState": "NOT_IN_USE"})
1404 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
1406 Creates a new netslice instance record into database. It also creates needed nsrs and vnfrs
1407 :param rollback: list to append the created items at database in case a rollback must be done
1408 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1409 :param indata: params to be used for the nsir
1410 :param kwargs: used to override the indata descriptor
1411 :param headers: http request headers
1412 :return: the _id of nsi descriptor created at database
1416 step
= "checking quotas"
1417 self
.check_quota(session
)
1420 slice_request
= self
._remove
_envelop
(indata
)
1421 # Override descriptor with query string kwargs
1422 self
._update
_input
_with
_kwargs
(slice_request
, kwargs
)
1423 self
._validate
_input
_new
(slice_request
, session
["force"])
1426 step
= "getting nstd id='{}' from database".format(slice_request
.get("nstId"))
1427 _filter
= self
._get
_project
_filter
(session
)
1428 _filter
["_id"] = slice_request
["nstId"]
1429 nstd
= self
.db
.get_one("nsts", _filter
)
1430 # check NST is not disabled
1431 step
= "checking NST operationalState"
1432 if nstd
["_admin"]["operationalState"] == "DISABLED":
1433 raise EngineException("nst with id '{}' is DISABLED, and thus cannot be used to create a netslice "
1434 "instance".format(slice_request
["nstId"]), http_code
=HTTPStatus
.CONFLICT
)
1437 # check NSD is not disabled
1438 step
= "checking operationalState"
1439 if nstd
["_admin"]["operationalState"] == "DISABLED":
1440 raise EngineException("nst with id '{}' is DISABLED, and thus cannot be used to create "
1441 "a network slice".format(slice_request
["nstId"]), http_code
=HTTPStatus
.CONFLICT
)
1443 nstd
.pop("_admin", None)
1444 nstd_id
= nstd
.pop("_id", None)
1445 nsi_id
= str(uuid4())
1446 step
= "filling nsi_descriptor with input data"
1451 "name": slice_request
["nsiName"],
1452 "description": slice_request
.get("nsiDescription", ""),
1453 "datacenter": slice_request
["vimAccountId"],
1454 "nst-ref": nstd
["id"],
1455 "instantiation_parameters": slice_request
,
1456 "network-slice-template": nstd
,
1460 "additionalParamsForNsi": self
._format
_addional
_params
(slice_request
)
1463 step
= "creating nsi at database"
1464 self
.format_on_new(nsi_descriptor
, session
["project_id"], make_public
=session
["public"])
1465 nsi_descriptor
["_admin"]["nsiState"] = "NOT_INSTANTIATED"
1466 nsi_descriptor
["_admin"]["netslice-subnet"] = None
1467 nsi_descriptor
["_admin"]["deployed"] = {}
1468 nsi_descriptor
["_admin"]["deployed"]["RO"] = []
1469 nsi_descriptor
["_admin"]["nst-id"] = nstd_id
1471 # Creating netslice-vld for the RO.
1472 step
= "creating netslice-vld at database"
1474 # Building the vlds list to be deployed
1475 # From netslice descriptors, creating the initial list
1478 for netslice_vlds
in get_iterable(nstd
.get("netslice-vld")):
1479 # Getting template Instantiation parameters from NST
1480 nsi_vld
= deepcopy(netslice_vlds
)
1481 nsi_vld
["shared-nsrs-list"] = []
1482 nsi_vld
["vimAccountId"] = slice_request
["vimAccountId"]
1483 nsi_vlds
.append(nsi_vld
)
1485 nsi_descriptor
["_admin"]["netslice-vld"] = nsi_vlds
1486 # Creating netslice-subnet_record.
1490 # Updating the nstd with the nsd["_id"] associated to the nss -> services list
1491 for member_ns
in nstd
["netslice-subnet"]:
1492 nsd_id
= member_ns
["nsd-ref"]
1493 step
= "getting nstd id='{}' constituent-nsd='{}' from database".format(
1494 member_ns
["nsd-ref"], member_ns
["id"])
1495 if nsd_id
not in needed_nsds
:
1497 _filter
["id"] = nsd_id
1498 nsd
= self
.db
.get_one("nsds", _filter
, fail_on_empty
=True, fail_on_more
=True)
1501 needed_nsds
[nsd_id
] = nsd
1503 nsd
= needed_nsds
[nsd_id
]
1504 member_ns
["_id"] = needed_nsds
[nsd_id
].get("_id")
1505 services
.append(member_ns
)
1507 step
= "filling nsir nsd-id='{}' constituent-nsd='{}' from database".format(
1508 member_ns
["nsd-ref"], member_ns
["id"])
1510 # creates Network Services records (NSRs)
1511 step
= "creating nsrs at database using NsrTopic.new()"
1512 ns_params
= slice_request
.get("netslice-subnet")
1514 nsi_netslice_subnet
= []
1515 for service
in services
:
1516 # Check if the netslice-subnet is shared and if it is share if the nss exists
1519 # Is the nss shared and instantiated?
1520 _filter
["_admin.nsrs-detailed-list.ANYINDEX.shared"] = True
1521 _filter
["_admin.nsrs-detailed-list.ANYINDEX.nsd-id"] = service
["nsd-ref"]
1522 _filter
["_admin.nsrs-detailed-list.ANYINDEX.nss-id"] = service
["id"]
1523 nsi
= self
.db
.get_one("nsis", _filter
, fail_on_empty
=False, fail_on_more
=False)
1524 if nsi
and service
.get("is-shared-nss"):
1525 nsrs_detailed_list
= nsi
["_admin"]["nsrs-detailed-list"]
1526 for nsrs_detailed_item
in nsrs_detailed_list
:
1527 if nsrs_detailed_item
["nsd-id"] == service
["nsd-ref"]:
1528 if nsrs_detailed_item
["nss-id"] == service
["id"]:
1529 _id_nsr
= nsrs_detailed_item
["nsrId"]
1531 for netslice_subnet
in nsi
["_admin"]["netslice-subnet"]:
1532 if netslice_subnet
["nss-id"] == service
["id"]:
1533 indata_ns
= netslice_subnet
1537 if service
.get("instantiation-parameters"):
1538 indata_ns
= deepcopy(service
["instantiation-parameters"])
1539 # del service["instantiation-parameters"]
1541 indata_ns
["nsdId"] = service
["_id"]
1542 indata_ns
["nsName"] = slice_request
.get("nsiName") + "." + service
["id"]
1543 indata_ns
["vimAccountId"] = slice_request
.get("vimAccountId")
1544 indata_ns
["nsDescription"] = service
["description"]
1545 if slice_request
.get("ssh_keys"):
1546 indata_ns
["ssh_keys"] = slice_request
.get("ssh_keys")
1549 for ns_param
in ns_params
:
1550 if ns_param
.get("id") == service
["id"]:
1551 copy_ns_param
= deepcopy(ns_param
)
1552 del copy_ns_param
["id"]
1553 indata_ns
.update(copy_ns_param
)
1556 # Creates Nsr objects
1557 _id_nsr
, _
= self
.nsrTopic
.new(rollback
, session
, indata_ns
, kwargs
, headers
)
1558 nsrs_item
= {"nsrId": _id_nsr
, "shared": service
.get("is-shared-nss"), "nsd-id": service
["nsd-ref"],
1559 "nss-id": service
["id"], "nslcmop_instantiate": None}
1560 indata_ns
["nss-id"] = service
["id"]
1561 nsrs_list
.append(nsrs_item
)
1562 nsi_netslice_subnet
.append(indata_ns
)
1563 nsr_ref
= {"nsr-ref": _id_nsr
}
1564 nsi_descriptor
["nsr-ref-list"].append(nsr_ref
)
1566 # Adding the nsrs list to the nsi
1567 nsi_descriptor
["_admin"]["nsrs-detailed-list"] = nsrs_list
1568 nsi_descriptor
["_admin"]["netslice-subnet"] = nsi_netslice_subnet
1569 self
.db
.set_one("nsts", {"_id": slice_request
["nstId"]}, {"_admin.usageState": "IN_USE"})
1571 # Creating the entry in the database
1572 self
.db
.create("nsis", nsi_descriptor
)
1573 rollback
.append({"topic": "nsis", "_id": nsi_id
})
1575 except Exception as e
: # TODO remove try Except, it is captured at nbi.py
1576 self
.logger
.exception("Exception {} at NsiTopic.new()".format(e
), exc_info
=True)
1577 raise EngineException("Error {}: {}".format(step
, e
))
1578 except ValidationError
as e
:
1579 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
1581 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
1582 raise EngineException("Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
1585 class NsiLcmOpTopic(BaseTopic
):
1588 operation_schema
= { # mapping between operation and jsonschema to validate
1589 "instantiate": nsi_instantiate
,
1593 def __init__(self
, db
, fs
, msg
, auth
):
1594 BaseTopic
.__init
__(self
, db
, fs
, msg
, auth
)
1595 self
.nsi_NsLcmOpTopic
= NsLcmOpTopic(self
.db
, self
.fs
, self
.msg
, self
.auth
)
1597 def _check_nsi_operation(self
, session
, nsir
, operation
, indata
):
1599 Check that user has enter right parameters for the operation
1600 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1601 :param operation: it can be: instantiate, terminate, action, TODO: update, heal
1602 :param indata: descriptor with the parameters of the operation
1606 nstd
= nsir
["network-slice-template"]
1608 def check_valid_netslice_subnet_id(nstId
):
1609 # TODO change to vnfR (??)
1610 for netslice_subnet
in nstd
["netslice-subnet"]:
1611 if nstId
== netslice_subnet
["id"]:
1612 nsd_id
= netslice_subnet
["nsd-ref"]
1613 if nsd_id
not in nsds
:
1614 _filter
= self
._get
_project
_filter
(session
)
1615 _filter
["id"] = nsd_id
1616 nsds
[nsd_id
] = self
.db
.get_one("nsds", _filter
)
1619 raise EngineException("Invalid parameter nstId='{}' is not one of the "
1620 "nst:netslice-subnet".format(nstId
))
1621 if operation
== "instantiate":
1622 # check the existance of netslice-subnet items
1623 for in_nst
in get_iterable(indata
.get("netslice-subnet")):
1624 check_valid_netslice_subnet_id(in_nst
["id"])
1626 def _create_nsilcmop(self
, session
, netsliceInstanceId
, operation
, params
):
1632 "operationState": "PROCESSING", # COMPLETED,PARTIALLY_COMPLETED,FAILED_TEMP,FAILED,ROLLING_BACK,ROLLED_BACK
1633 "statusEnteredTime": now
,
1634 "netsliceInstanceId": netsliceInstanceId
,
1635 "lcmOperationType": operation
,
1637 "isAutomaticInvocation": False,
1638 "operationParams": params
,
1639 "isCancelPending": False,
1641 "self": "/osm/nsilcm/v1/nsi_lcm_op_occs/" + _id
,
1642 "netsliceInstanceId": "/osm/nsilcm/v1/netslice_instances/" + netsliceInstanceId
,
1647 def add_shared_nsr_2vld(self
, nsir
, nsr_item
):
1648 for nst_sb_item
in nsir
["network-slice-template"].get("netslice-subnet"):
1649 if nst_sb_item
.get("is-shared-nss"):
1650 for admin_subnet_item
in nsir
["_admin"].get("netslice-subnet"):
1651 if admin_subnet_item
["nss-id"] == nst_sb_item
["id"]:
1652 for admin_vld_item
in nsir
["_admin"].get("netslice-vld"):
1653 for admin_vld_nss_cp_ref_item
in admin_vld_item
["nss-connection-point-ref"]:
1654 if admin_subnet_item
["nss-id"] == admin_vld_nss_cp_ref_item
["nss-ref"]:
1655 if not nsr_item
["nsrId"] in admin_vld_item
["shared-nsrs-list"]:
1656 admin_vld_item
["shared-nsrs-list"].append(nsr_item
["nsrId"])
1658 # self.db.set_one("nsis", {"_id": nsir["_id"]}, nsir)
1659 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, {"_admin.netslice-vld": nsir
["_admin"].get("netslice-vld")})
1661 def new(self
, rollback
, session
, indata
=None, kwargs
=None, headers
=None):
1663 Performs a new operation over a ns
1664 :param rollback: list to append created items at database in case a rollback must to be done
1665 :param session: contains "username", "admin", "force", "public", "project_id", "set_project"
1666 :param indata: descriptor with the parameters of the operation. It must contains among others
1667 netsliceInstanceId: _id of the nsir to perform the operation
1668 operation: it can be: instantiate, terminate, action, TODO: update, heal
1669 :param kwargs: used to override the indata descriptor
1670 :param headers: http request headers
1671 :return: id of the nslcmops
1674 # Override descriptor with query string kwargs
1675 self
._update
_input
_with
_kwargs
(indata
, kwargs
)
1676 operation
= indata
["lcmOperationType"]
1677 netsliceInstanceId
= indata
["netsliceInstanceId"]
1678 validate_input(indata
, self
.operation_schema
[operation
])
1680 # get nsi from netsliceInstanceId
1681 _filter
= self
._get
_project
_filter
(session
)
1682 _filter
["_id"] = netsliceInstanceId
1683 nsir
= self
.db
.get_one("nsis", _filter
)
1684 logging_prefix
= "nsi={} {} ".format(netsliceInstanceId
, operation
)
1688 if not nsir
["_admin"].get("nsiState") or nsir
["_admin"]["nsiState"] == "NOT_INSTANTIATED":
1689 if operation
== "terminate" and indata
.get("autoremove"):
1690 # NSIR must be deleted
1691 return None, None # a none in this case is used to indicate not instantiated. It can be removed
1692 if operation
!= "instantiate":
1693 raise EngineException("netslice_instance '{}' cannot be '{}' because it is not instantiated".format(
1694 netsliceInstanceId
, operation
), HTTPStatus
.CONFLICT
)
1696 if operation
== "instantiate" and not session
["force"]:
1697 raise EngineException("netslice_instance '{}' cannot be '{}' because it is already instantiated".
1698 format(netsliceInstanceId
, operation
), HTTPStatus
.CONFLICT
)
1700 # Creating all the NS_operation (nslcmop)
1701 # Get service list from db
1702 nsrs_list
= nsir
["_admin"]["nsrs-detailed-list"]
1704 # nslcmops_item = None
1705 for index
, nsr_item
in enumerate(nsrs_list
):
1706 nsr_id
= nsr_item
["nsrId"]
1707 if nsr_item
.get("shared"):
1708 _filter
["_admin.nsrs-detailed-list.ANYINDEX.shared"] = True
1709 _filter
["_admin.nsrs-detailed-list.ANYINDEX.nsrId"] = nsr_id
1710 _filter
["_admin.nsrs-detailed-list.ANYINDEX.nslcmop_instantiate.ne"] = None
1711 _filter
["_id.ne"] = netsliceInstanceId
1712 nsi
= self
.db
.get_one("nsis", _filter
, fail_on_empty
=False, fail_on_more
=False)
1713 if operation
== "terminate":
1714 _update
= {"_admin.nsrs-detailed-list.{}.nslcmop_instantiate".format(index
): None}
1715 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, _update
)
1716 if nsi
: # other nsi is using this nsr and it needs this nsr instantiated
1717 continue # do not create nsilcmop
1719 # looks the first nsi fulfilling the conditions but not being the current NSIR
1721 nsi_nsr_item
= next(n
for n
in nsi
["_admin"]["nsrs-detailed-list"] if
1722 n
["nsrId"] == nsr_id
and n
["shared"] and
1723 n
["nslcmop_instantiate"])
1724 self
.add_shared_nsr_2vld(nsir
, nsr_item
)
1725 nslcmops
.append(nsi_nsr_item
["nslcmop_instantiate"])
1726 _update
= {"_admin.nsrs-detailed-list.{}".format(index
): nsi_nsr_item
}
1727 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, _update
)
1728 # continue to not create nslcmop since nsrs is shared and nsrs was created
1731 self
.add_shared_nsr_2vld(nsir
, nsr_item
)
1736 "lcmOperationType": operation
,
1737 "nsInstanceId": nsr_id
,
1738 # Including netslice_id in the ns instantiate Operation
1739 "netsliceInstanceId": netsliceInstanceId
,
1741 if operation
== "instantiate":
1742 service
= self
.db
.get_one("nsrs", {"_id": nsr_id
})
1743 indata_ns
.update(service
["instantiate_params"])
1745 # Creating NS_LCM_OP with the flag slice_object=True to not trigger the service instantiation
1746 # message via kafka bus
1747 nslcmop
, _
= self
.nsi_NsLcmOpTopic
.new(rollback
, session
, indata_ns
, None, headers
,
1749 nslcmops
.append(nslcmop
)
1750 if operation
== "instantiate":
1751 _update
= {"_admin.nsrs-detailed-list.{}.nslcmop_instantiate".format(index
): nslcmop
}
1752 self
.db
.set_one("nsis", {"_id": nsir
["_id"]}, _update
)
1753 except (DbException
, EngineException
) as e
:
1754 if e
.http_code
== HTTPStatus
.NOT_FOUND
:
1755 self
.logger
.info(logging_prefix
+ "skipping NS={} because not found".format(nsr_id
))
1761 indata
["nslcmops_ids"] = nslcmops
1762 self
._check
_nsi
_operation
(session
, nsir
, operation
, indata
)
1764 nsilcmop_desc
= self
._create
_nsilcmop
(session
, netsliceInstanceId
, operation
, indata
)
1765 self
.format_on_new(nsilcmop_desc
, session
["project_id"], make_public
=session
["public"])
1766 _id
= self
.db
.create("nsilcmops", nsilcmop_desc
)
1767 rollback
.append({"topic": "nsilcmops", "_id": _id
})
1768 self
.msg
.write("nsi", operation
, nsilcmop_desc
)
1770 except ValidationError
as e
:
1771 raise EngineException(e
, HTTPStatus
.UNPROCESSABLE_ENTITY
)
1773 def delete(self
, session
, _id
, dry_run
=False, not_send_msg
=None):
1774 raise EngineException("Method delete called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)
1776 def edit(self
, session
, _id
, indata
=None, kwargs
=None, content
=None):
1777 raise EngineException("Method edit called directly", HTTPStatus
.INTERNAL_SERVER_ERROR
)