1 # -*- coding: utf-8 -*-
4 # Copyright 2020 Telefonica Investigacion y Desarrollo, S.A.U.
6 # Licensed under the Apache License, Version 2.0 (the "License"); you may
7 # not use this file except in compliance with the License. You may obtain
8 # a copy of the License at
10 # http://www.apache.org/licenses/LICENSE-2.0
12 # Unless required by applicable law or agreed to in writing, software
13 # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
14 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
15 # License for the specific language governing permissions and limitations
21 This is thread that interacts with a VIM. It processes TASKs sequentially against a single VIM.
22 The tasks are stored at database in table ro_tasks
23 A single ro_task refers to a VIM element (flavor, image, network, ...).
24 A ro_task can contain several 'tasks', each one with a target, where to store the results
27 from copy
import deepcopy
28 from http
import HTTPStatus
32 from shutil
import rmtree
36 from typing
import Dict
37 from unittest
.mock
import Mock
39 from importlib_metadata
import entry_points
40 from osm_common
.dbbase
import DbException
41 from osm_ng_ro
.vim_admin
import LockRenew
42 from osm_ro_plugin
import sdnconn
, vimconn
43 from osm_ro_plugin
.sdn_dummy
import SdnDummyConnector
44 from osm_ro_plugin
.vim_dummy
import VimDummyConnector
47 __author__
= "Alfonso Tierno"
48 __date__
= "$28-Sep-2017 12:07:15$"
51 def deep_get(target_dict
, *args
, **kwargs
):
53 Get a value from target_dict entering in the nested keys. If keys does not exist, it returns None
54 Example target_dict={a: {b: 5}}; key_list=[a,b] returns 5; both key_list=[a,b,c] and key_list=[f,h] return None
55 :param target_dict: dictionary to be read
56 :param args: list of keys to read from target_dict
57 :param kwargs: only can contain default=value to return if key is not present in the nested dictionary
58 :return: The wanted value if exist, None or default otherwise
61 if not isinstance(target_dict
, dict) or key
not in target_dict
:
62 return kwargs
.get("default")
63 target_dict
= target_dict
[key
]
67 class NsWorkerException(Exception):
71 class FailingConnector
:
72 def __init__(self
, error_msg
):
73 self
.error_msg
= error_msg
75 for method
in dir(vimconn
.VimConnector
):
78 self
, method
, Mock(side_effect
=vimconn
.VimConnException(error_msg
))
81 for method
in dir(sdnconn
.SdnConnectorBase
):
84 self
, method
, Mock(side_effect
=sdnconn
.SdnConnectorError(error_msg
))
88 class NsWorkerExceptionNotFound(NsWorkerException
):
92 class VimInteractionBase
:
93 """Base class to call VIM/SDN for creating, deleting and refresh networks, VMs, flavors, ...
94 It implements methods that does nothing and return ok"""
96 def __init__(self
, db
, my_vims
, db_vims
, logger
):
99 self
.my_vims
= my_vims
100 self
.db_vims
= db_vims
102 def new(self
, ro_task
, task_index
, task_depends
):
105 def refresh(self
, ro_task
):
106 """skip calling VIM to get image, flavor status. Assumes ok"""
107 if ro_task
["vim_info"]["vim_status"] == "VIM_ERROR":
112 def delete(self
, ro_task
, task_index
):
113 """skip calling VIM to delete image. Assumes ok"""
116 def exec(self
, ro_task
, task_index
, task_depends
):
117 return "DONE", None, None
120 class VimInteractionNet(VimInteractionBase
):
121 def new(self
, ro_task
, task_index
, task_depends
):
123 task
= ro_task
["tasks"][task_index
]
124 task_id
= task
["task_id"]
127 target_vim
= self
.my_vims
[ro_task
["target_id"]]
129 mgmtnet_defined_in_vim
= False
133 if task
.get("find_params"):
134 # if management, get configuration of VIM
135 if task
["find_params"].get("filter_dict"):
136 vim_filter
= task
["find_params"]["filter_dict"]
138 elif task
["find_params"].get("mgmt"):
141 self
.db_vims
[ro_task
["target_id"]],
143 "management_network_id",
145 mgmtnet_defined_in_vim
= True
147 "id": self
.db_vims
[ro_task
["target_id"]]["config"][
148 "management_network_id"
152 self
.db_vims
[ro_task
["target_id"]],
154 "management_network_name",
156 mgmtnet_defined_in_vim
= True
158 "name": self
.db_vims
[ro_task
["target_id"]]["config"][
159 "management_network_name"
163 vim_filter
= {"name": task
["find_params"]["name"]}
165 raise NsWorkerExceptionNotFound(
166 "Invalid find_params for new_net {}".format(task
["find_params"])
169 vim_nets
= target_vim
.get_network_list(vim_filter
)
170 if not vim_nets
and not task
.get("params"):
171 # If there is mgmt-network in the descriptor,
172 # there is no mapping of that network to a VIM network in the descriptor,
173 # also there is no mapping in the "--config" parameter or at VIM creation;
174 # that mgmt-network will be created.
175 if mgmtnet
and not mgmtnet_defined_in_vim
:
177 vim_filter
.get("name")
178 if vim_filter
.get("name")
179 else vim_filter
.get("id")[:16]
181 vim_net_id
, created_items
= target_vim
.new_network(
185 "Created mgmt network vim_net_id: {}".format(vim_net_id
)
189 raise NsWorkerExceptionNotFound(
190 "Network not found with this criteria: '{}'".format(
191 task
.get("find_params")
194 elif len(vim_nets
) > 1:
195 raise NsWorkerException(
196 "More than one network found with this criteria: '{}'".format(
202 vim_net_id
= vim_nets
[0]["id"]
205 params
= task
["params"]
206 vim_net_id
, created_items
= target_vim
.new_network(**params
)
209 ro_vim_item_update
= {
210 "vim_id": vim_net_id
,
211 "vim_status": "BUILD",
213 "created_items": created_items
,
218 "task={} {} new-net={} created={}".format(
219 task_id
, ro_task
["target_id"], vim_net_id
, created
223 return "BUILD", ro_vim_item_update
224 except (vimconn
.VimConnException
, NsWorkerException
) as e
:
226 "task={} vim={} new-net: {}".format(task_id
, ro_task
["target_id"], e
)
228 ro_vim_item_update
= {
229 "vim_status": "VIM_ERROR",
231 "vim_message": str(e
),
234 return "FAILED", ro_vim_item_update
236 def refresh(self
, ro_task
):
237 """Call VIM to get network status"""
238 ro_task_id
= ro_task
["_id"]
239 target_vim
= self
.my_vims
[ro_task
["target_id"]]
240 vim_id
= ro_task
["vim_info"]["vim_id"]
241 net_to_refresh_list
= [vim_id
]
244 vim_dict
= target_vim
.refresh_nets_status(net_to_refresh_list
)
245 vim_info
= vim_dict
[vim_id
]
247 if vim_info
["status"] == "ACTIVE":
249 elif vim_info
["status"] == "BUILD":
250 task_status
= "BUILD"
252 task_status
= "FAILED"
253 except vimconn
.VimConnException
as e
:
254 # Mark all tasks at VIM_ERROR status
256 "ro_task={} vim={} get-net={}: {}".format(
257 ro_task_id
, ro_task
["target_id"], vim_id
, e
260 vim_info
= {"status": "VIM_ERROR", "error_msg": str(e
)}
261 task_status
= "FAILED"
263 ro_vim_item_update
= {}
264 if ro_task
["vim_info"]["vim_status"] != vim_info
["status"]:
265 ro_vim_item_update
["vim_status"] = vim_info
["status"]
267 if ro_task
["vim_info"]["vim_name"] != vim_info
.get("name"):
268 ro_vim_item_update
["vim_name"] = vim_info
.get("name")
270 if vim_info
["status"] in ("ERROR", "VIM_ERROR"):
271 if ro_task
["vim_info"]["vim_message"] != vim_info
.get("error_msg"):
272 ro_vim_item_update
["vim_message"] = vim_info
.get("error_msg")
273 elif vim_info
["status"] == "DELETED":
274 ro_vim_item_update
["vim_id"] = None
275 ro_vim_item_update
["vim_message"] = "Deleted externally"
277 if ro_task
["vim_info"]["vim_details"] != vim_info
["vim_info"]:
278 ro_vim_item_update
["vim_details"] = vim_info
["vim_info"]
280 if ro_vim_item_update
:
282 "ro_task={} {} get-net={}: status={} {}".format(
284 ro_task
["target_id"],
286 ro_vim_item_update
.get("vim_status"),
287 ro_vim_item_update
.get("vim_message")
288 if ro_vim_item_update
.get("vim_status") != "ACTIVE"
293 return task_status
, ro_vim_item_update
295 def delete(self
, ro_task
, task_index
):
296 task
= ro_task
["tasks"][task_index
]
297 task_id
= task
["task_id"]
298 net_vim_id
= ro_task
["vim_info"]["vim_id"]
299 ro_vim_item_update_ok
= {
300 "vim_status": "DELETED",
302 "vim_message": "DELETED",
307 if net_vim_id
or ro_task
["vim_info"]["created_items"]:
308 target_vim
= self
.my_vims
[ro_task
["target_id"]]
309 target_vim
.delete_network(
310 net_vim_id
, ro_task
["vim_info"]["created_items"]
312 except vimconn
.VimConnNotFoundException
:
313 ro_vim_item_update_ok
["vim_message"] = "already deleted"
314 except vimconn
.VimConnException
as e
:
316 "ro_task={} vim={} del-net={}: {}".format(
317 ro_task
["_id"], ro_task
["target_id"], net_vim_id
, e
320 ro_vim_item_update
= {
321 "vim_status": "VIM_ERROR",
322 "vim_message": "Error while deleting: {}".format(e
),
325 return "FAILED", ro_vim_item_update
328 "task={} {} del-net={} {}".format(
330 ro_task
["target_id"],
332 ro_vim_item_update_ok
.get("vim_message", ""),
336 return "DONE", ro_vim_item_update_ok
339 class VimInteractionVdu(VimInteractionBase
):
340 max_retries_inject_ssh_key
= 20 # 20 times
341 time_retries_inject_ssh_key
= 30 # wevery 30 seconds
343 def new(self
, ro_task
, task_index
, task_depends
):
344 task
= ro_task
["tasks"][task_index
]
345 task_id
= task
["task_id"]
348 target_vim
= self
.my_vims
[ro_task
["target_id"]]
352 params
= task
["params"]
353 params_copy
= deepcopy(params
)
354 net_list
= params_copy
["net_list"]
357 # change task_id into network_id
358 if "net_id" in net
and net
["net_id"].startswith("TASK-"):
359 network_id
= task_depends
[net
["net_id"]]
362 raise NsWorkerException(
363 "Cannot create VM because depends on a network not created or found "
364 "for {}".format(net
["net_id"])
367 net
["net_id"] = network_id
369 if params_copy
["image_id"].startswith("TASK-"):
370 params_copy
["image_id"] = task_depends
[params_copy
["image_id"]]
372 if params_copy
["flavor_id"].startswith("TASK-"):
373 params_copy
["flavor_id"] = task_depends
[params_copy
["flavor_id"]]
375 affinity_group_list
= params_copy
["affinity_group_list"]
376 for affinity_group
in affinity_group_list
:
377 # change task_id into affinity_group_id
378 if "affinity_group_id" in affinity_group
and affinity_group
[
380 ].startswith("TASK-"):
381 affinity_group_id
= task_depends
[
382 affinity_group
["affinity_group_id"]
385 if not affinity_group_id
:
386 raise NsWorkerException(
387 "found for {}".format(affinity_group
["affinity_group_id"])
390 affinity_group
["affinity_group_id"] = affinity_group_id
392 vim_vm_id
, created_items
= target_vim
.new_vminstance(**params_copy
)
393 interfaces
= [iface
["vim_id"] for iface
in params_copy
["net_list"]]
395 # add to created items previous_created_volumes (healing)
396 if task
.get("previous_created_volumes"):
397 for k
, v
in task
["previous_created_volumes"].items():
400 ro_vim_item_update
= {
402 "vim_status": "BUILD",
404 "created_items": created_items
,
407 "interfaces_vim_ids": interfaces
,
409 "interfaces_backup": [],
412 "task={} {} new-vm={} created={}".format(
413 task_id
, ro_task
["target_id"], vim_vm_id
, created
417 return "BUILD", ro_vim_item_update
418 except (vimconn
.VimConnException
, NsWorkerException
) as e
:
419 self
.logger
.debug(traceback
.format_exc())
421 "task={} {} new-vm: {}".format(task_id
, ro_task
["target_id"], e
)
423 ro_vim_item_update
= {
424 "vim_status": "VIM_ERROR",
426 "vim_message": str(e
),
429 return "FAILED", ro_vim_item_update
431 def delete(self
, ro_task
, task_index
):
432 task
= ro_task
["tasks"][task_index
]
433 task_id
= task
["task_id"]
434 vm_vim_id
= ro_task
["vim_info"]["vim_id"]
435 ro_vim_item_update_ok
= {
436 "vim_status": "DELETED",
438 "vim_message": "DELETED",
444 "delete_vminstance: vm_vim_id={} created_items={}".format(
445 vm_vim_id
, ro_task
["vim_info"]["created_items"]
448 if vm_vim_id
or ro_task
["vim_info"]["created_items"]:
449 target_vim
= self
.my_vims
[ro_task
["target_id"]]
450 target_vim
.delete_vminstance(
452 ro_task
["vim_info"]["created_items"],
453 ro_task
["vim_info"].get("volumes_to_hold", []),
455 except vimconn
.VimConnNotFoundException
:
456 ro_vim_item_update_ok
["vim_message"] = "already deleted"
457 except vimconn
.VimConnException
as e
:
459 "ro_task={} vim={} del-vm={}: {}".format(
460 ro_task
["_id"], ro_task
["target_id"], vm_vim_id
, e
463 ro_vim_item_update
= {
464 "vim_status": "VIM_ERROR",
465 "vim_message": "Error while deleting: {}".format(e
),
468 return "FAILED", ro_vim_item_update
471 "task={} {} del-vm={} {}".format(
473 ro_task
["target_id"],
475 ro_vim_item_update_ok
.get("vim_message", ""),
479 return "DONE", ro_vim_item_update_ok
481 def refresh(self
, ro_task
):
482 """Call VIM to get vm status"""
483 ro_task_id
= ro_task
["_id"]
484 target_vim
= self
.my_vims
[ro_task
["target_id"]]
485 vim_id
= ro_task
["vim_info"]["vim_id"]
490 vm_to_refresh_list
= [vim_id
]
492 vim_dict
= target_vim
.refresh_vms_status(vm_to_refresh_list
)
493 vim_info
= vim_dict
[vim_id
]
495 if vim_info
["status"] == "ACTIVE":
497 elif vim_info
["status"] == "BUILD":
498 task_status
= "BUILD"
500 task_status
= "FAILED"
502 # try to load and parse vim_information
504 vim_info_info
= yaml
.safe_load(vim_info
["vim_info"])
505 if vim_info_info
.get("name"):
506 vim_info
["name"] = vim_info_info
["name"]
507 except Exception as vim_info_error
:
508 self
.logger
.exception(
509 f
"{vim_info_error} occured while getting the vim_info from yaml"
511 except vimconn
.VimConnException
as e
:
512 # Mark all tasks at VIM_ERROR status
514 "ro_task={} vim={} get-vm={}: {}".format(
515 ro_task_id
, ro_task
["target_id"], vim_id
, e
518 vim_info
= {"status": "VIM_ERROR", "error_msg": str(e
)}
519 task_status
= "FAILED"
521 ro_vim_item_update
= {}
523 # Interfaces cannot be present if e.g. VM is not present, that is status=DELETED
525 if vim_info
.get("interfaces"):
526 for vim_iface_id
in ro_task
["vim_info"]["interfaces_vim_ids"]:
530 for iface
in vim_info
["interfaces"]
531 if vim_iface_id
== iface
["vim_interface_id"]
536 # iface.pop("vim_info", None)
537 vim_interfaces
.append(iface
)
541 for t
in ro_task
["tasks"]
542 if t
and t
["action"] == "CREATE" and t
["status"] != "FINISHED"
544 if vim_interfaces
and task_create
.get("mgmt_vnf_interface") is not None:
545 vim_interfaces
[task_create
["mgmt_vnf_interface"]][
549 mgmt_vdu_iface
= task_create
.get(
550 "mgmt_vdu_interface", task_create
.get("mgmt_vnf_interface", 0)
553 vim_interfaces
[mgmt_vdu_iface
]["mgmt_vdu_interface"] = True
555 if ro_task
["vim_info"]["interfaces"] != vim_interfaces
:
556 ro_vim_item_update
["interfaces"] = vim_interfaces
558 if ro_task
["vim_info"]["vim_status"] != vim_info
["status"]:
559 ro_vim_item_update
["vim_status"] = vim_info
["status"]
561 if ro_task
["vim_info"]["vim_name"] != vim_info
.get("name"):
562 ro_vim_item_update
["vim_name"] = vim_info
.get("name")
564 if vim_info
["status"] in ("ERROR", "VIM_ERROR"):
565 if ro_task
["vim_info"]["vim_message"] != vim_info
.get("error_msg"):
566 ro_vim_item_update
["vim_message"] = vim_info
.get("error_msg")
567 elif vim_info
["status"] == "DELETED":
568 ro_vim_item_update
["vim_id"] = None
569 ro_vim_item_update
["vim_message"] = "Deleted externally"
571 if ro_task
["vim_info"]["vim_details"] != vim_info
["vim_info"]:
572 ro_vim_item_update
["vim_details"] = vim_info
["vim_info"]
574 if ro_vim_item_update
:
576 "ro_task={} {} get-vm={}: status={} {}".format(
578 ro_task
["target_id"],
580 ro_vim_item_update
.get("vim_status"),
581 ro_vim_item_update
.get("vim_message")
582 if ro_vim_item_update
.get("vim_status") != "ACTIVE"
587 return task_status
, ro_vim_item_update
589 def exec(self
, ro_task
, task_index
, task_depends
):
590 task
= ro_task
["tasks"][task_index
]
591 task_id
= task
["task_id"]
592 target_vim
= self
.my_vims
[ro_task
["target_id"]]
593 db_task_update
= {"retries": 0}
594 retries
= task
.get("retries", 0)
597 params
= task
["params"]
598 params_copy
= deepcopy(params
)
599 params_copy
["ro_key"] = self
.db
.decrypt(
600 params_copy
.pop("private_key"),
601 params_copy
.pop("schema_version"),
602 params_copy
.pop("salt"),
604 params_copy
["ip_addr"] = params_copy
.pop("ip_address")
605 target_vim
.inject_user_key(**params_copy
)
607 "task={} {} action-vm=inject_key".format(task_id
, ro_task
["target_id"])
614 ) # params_copy["key"]
615 except (vimconn
.VimConnException
, NsWorkerException
) as e
:
618 self
.logger
.debug(traceback
.format_exc())
619 if retries
< self
.max_retries_inject_ssh_key
:
625 "next_retry": self
.time_retries_inject_ssh_key
,
630 "task={} {} inject-ssh-key: {}".format(task_id
, ro_task
["target_id"], e
)
632 ro_vim_item_update
= {"vim_message": str(e
)}
634 return "FAILED", ro_vim_item_update
, db_task_update
637 class VimInteractionImage(VimInteractionBase
):
638 def new(self
, ro_task
, task_index
, task_depends
):
639 task
= ro_task
["tasks"][task_index
]
640 task_id
= task
["task_id"]
643 target_vim
= self
.my_vims
[ro_task
["target_id"]]
647 if task
.get("find_params"):
648 vim_images
= target_vim
.get_image_list(**task
["find_params"])
651 raise NsWorkerExceptionNotFound(
652 "Image not found with this criteria: '{}'".format(
656 elif len(vim_images
) > 1:
657 raise NsWorkerException(
658 "More than one image found with this criteria: '{}'".format(
663 vim_image_id
= vim_images
[0]["id"]
665 ro_vim_item_update
= {
666 "vim_id": vim_image_id
,
667 "vim_status": "DONE",
669 "created_items": created_items
,
674 "task={} {} new-image={} created={}".format(
675 task_id
, ro_task
["target_id"], vim_image_id
, created
679 return "DONE", ro_vim_item_update
680 except (NsWorkerException
, vimconn
.VimConnException
) as e
:
682 "task={} {} new-image: {}".format(task_id
, ro_task
["target_id"], e
)
684 ro_vim_item_update
= {
685 "vim_status": "VIM_ERROR",
687 "vim_message": str(e
),
690 return "FAILED", ro_vim_item_update
693 class VimInteractionFlavor(VimInteractionBase
):
694 def delete(self
, ro_task
, task_index
):
695 task
= ro_task
["tasks"][task_index
]
696 task_id
= task
["task_id"]
697 flavor_vim_id
= ro_task
["vim_info"]["vim_id"]
698 ro_vim_item_update_ok
= {
699 "vim_status": "DELETED",
701 "vim_message": "DELETED",
707 target_vim
= self
.my_vims
[ro_task
["target_id"]]
708 target_vim
.delete_flavor(flavor_vim_id
)
709 except vimconn
.VimConnNotFoundException
:
710 ro_vim_item_update_ok
["vim_message"] = "already deleted"
711 except vimconn
.VimConnException
as e
:
713 "ro_task={} vim={} del-flavor={}: {}".format(
714 ro_task
["_id"], ro_task
["target_id"], flavor_vim_id
, e
717 ro_vim_item_update
= {
718 "vim_status": "VIM_ERROR",
719 "vim_message": "Error while deleting: {}".format(e
),
722 return "FAILED", ro_vim_item_update
725 "task={} {} del-flavor={} {}".format(
727 ro_task
["target_id"],
729 ro_vim_item_update_ok
.get("vim_message", ""),
733 return "DONE", ro_vim_item_update_ok
735 def new(self
, ro_task
, task_index
, task_depends
):
736 task
= ro_task
["tasks"][task_index
]
737 task_id
= task
["task_id"]
740 target_vim
= self
.my_vims
[ro_task
["target_id"]]
746 if task
.get("find_params"):
748 flavor_data
= task
["find_params"]["flavor_data"]
749 vim_flavor_id
= target_vim
.get_flavor_id_from_data(flavor_data
)
750 except vimconn
.VimConnNotFoundException
:
751 self
.logger
.exception("VimConnNotFoundException occured.")
753 if not vim_flavor_id
and task
.get("params"):
755 flavor_data
= task
["params"]["flavor_data"]
756 vim_flavor_id
= target_vim
.new_flavor(flavor_data
)
759 ro_vim_item_update
= {
760 "vim_id": vim_flavor_id
,
761 "vim_status": "DONE",
763 "created_items": created_items
,
768 "task={} {} new-flavor={} created={}".format(
769 task_id
, ro_task
["target_id"], vim_flavor_id
, created
773 return "DONE", ro_vim_item_update
774 except (vimconn
.VimConnException
, NsWorkerException
) as e
:
776 "task={} vim={} new-flavor: {}".format(task_id
, ro_task
["target_id"], e
)
778 ro_vim_item_update
= {
779 "vim_status": "VIM_ERROR",
781 "vim_message": str(e
),
784 return "FAILED", ro_vim_item_update
787 class VimInteractionAffinityGroup(VimInteractionBase
):
788 def delete(self
, ro_task
, task_index
):
789 task
= ro_task
["tasks"][task_index
]
790 task_id
= task
["task_id"]
791 affinity_group_vim_id
= ro_task
["vim_info"]["vim_id"]
792 ro_vim_item_update_ok
= {
793 "vim_status": "DELETED",
795 "vim_message": "DELETED",
800 if affinity_group_vim_id
:
801 target_vim
= self
.my_vims
[ro_task
["target_id"]]
802 target_vim
.delete_affinity_group(affinity_group_vim_id
)
803 except vimconn
.VimConnNotFoundException
:
804 ro_vim_item_update_ok
["vim_message"] = "already deleted"
805 except vimconn
.VimConnException
as e
:
807 "ro_task={} vim={} del-affinity-or-anti-affinity-group={}: {}".format(
808 ro_task
["_id"], ro_task
["target_id"], affinity_group_vim_id
, e
811 ro_vim_item_update
= {
812 "vim_status": "VIM_ERROR",
813 "vim_message": "Error while deleting: {}".format(e
),
816 return "FAILED", ro_vim_item_update
819 "task={} {} del-affinity-or-anti-affinity-group={} {}".format(
821 ro_task
["target_id"],
822 affinity_group_vim_id
,
823 ro_vim_item_update_ok
.get("vim_message", ""),
827 return "DONE", ro_vim_item_update_ok
829 def new(self
, ro_task
, task_index
, task_depends
):
830 task
= ro_task
["tasks"][task_index
]
831 task_id
= task
["task_id"]
834 target_vim
= self
.my_vims
[ro_task
["target_id"]]
837 affinity_group_vim_id
= None
838 affinity_group_data
= None
840 if task
.get("params"):
841 affinity_group_data
= task
["params"].get("affinity_group_data")
843 if affinity_group_data
and affinity_group_data
.get("vim-affinity-group-id"):
845 param_affinity_group_id
= task
["params"]["affinity_group_data"].get(
846 "vim-affinity-group-id"
848 affinity_group_vim_id
= target_vim
.get_affinity_group(
849 param_affinity_group_id
851 except vimconn
.VimConnNotFoundException
:
853 "task={} {} new-affinity-or-anti-affinity-group. Provided VIM Affinity Group ID {}"
854 "could not be found at VIM. Creating a new one.".format(
855 task_id
, ro_task
["target_id"], param_affinity_group_id
859 if not affinity_group_vim_id
and affinity_group_data
:
860 affinity_group_vim_id
= target_vim
.new_affinity_group(
865 ro_vim_item_update
= {
866 "vim_id": affinity_group_vim_id
,
867 "vim_status": "DONE",
869 "created_items": created_items
,
874 "task={} {} new-affinity-or-anti-affinity-group={} created={}".format(
875 task_id
, ro_task
["target_id"], affinity_group_vim_id
, created
879 return "DONE", ro_vim_item_update
880 except (vimconn
.VimConnException
, NsWorkerException
) as e
:
882 "task={} vim={} new-affinity-or-anti-affinity-group:"
883 " {}".format(task_id
, ro_task
["target_id"], e
)
885 ro_vim_item_update
= {
886 "vim_status": "VIM_ERROR",
888 "vim_message": str(e
),
891 return "FAILED", ro_vim_item_update
894 class VimInteractionUpdateVdu(VimInteractionBase
):
895 def exec(self
, ro_task
, task_index
, task_depends
):
896 task
= ro_task
["tasks"][task_index
]
897 task_id
= task
["task_id"]
898 db_task_update
= {"retries": 0}
901 target_vim
= self
.my_vims
[ro_task
["target_id"]]
904 if task
.get("params"):
905 vim_vm_id
= task
["params"].get("vim_vm_id")
906 action
= task
["params"].get("action")
907 context
= {action
: action
}
908 target_vim
.action_vminstance(vim_vm_id
, context
)
910 ro_vim_item_update
= {
912 "vim_status": "DONE",
914 "created_items": created_items
,
919 "task={} {} vm-migration done".format(task_id
, ro_task
["target_id"])
921 return "DONE", ro_vim_item_update
, db_task_update
922 except (vimconn
.VimConnException
, NsWorkerException
) as e
:
924 "task={} vim={} VM Migration:"
925 " {}".format(task_id
, ro_task
["target_id"], e
)
927 ro_vim_item_update
= {
928 "vim_status": "VIM_ERROR",
930 "vim_message": str(e
),
933 return "FAILED", ro_vim_item_update
, db_task_update
936 class VimInteractionSdnNet(VimInteractionBase
):
938 def _match_pci(port_pci
, mapping
):
940 Check if port_pci matches with mapping
941 mapping can have brackets to indicate that several chars are accepted. e.g
942 pci '0000:af:10.1' matches with '0000:af:1[01].[1357]'
943 :param port_pci: text
944 :param mapping: text, can contain brackets to indicate several chars are available
945 :return: True if matches, False otherwise
947 if not port_pci
or not mapping
:
949 if port_pci
== mapping
:
955 bracket_start
= mapping
.find("[", mapping_index
)
957 if bracket_start
== -1:
960 bracket_end
= mapping
.find("]", bracket_start
)
961 if bracket_end
== -1:
964 length
= bracket_start
- mapping_index
967 and port_pci
[pci_index
: pci_index
+ length
]
968 != mapping
[mapping_index
:bracket_start
]
973 port_pci
[pci_index
+ length
]
974 not in mapping
[bracket_start
+ 1 : bracket_end
]
978 pci_index
+= length
+ 1
979 mapping_index
= bracket_end
+ 1
981 if port_pci
[pci_index
:] != mapping
[mapping_index
:]:
986 def _get_interfaces(self
, vlds_to_connect
, vim_account_id
):
988 :param vlds_to_connect: list with format vnfrs:<id>:vld.<vld_id> or nsrs:<id>:vld.<vld_id>
989 :param vim_account_id:
994 for vld
in vlds_to_connect
:
995 table
, _
, db_id
= vld
.partition(":")
996 db_id
, _
, vld
= db_id
.partition(":")
997 _
, _
, vld_id
= vld
.partition(".")
1000 q_filter
= {"vim-account-id": vim_account_id
, "_id": db_id
}
1001 iface_key
= "vnf-vld-id"
1002 else: # table == "nsrs"
1003 q_filter
= {"vim-account-id": vim_account_id
, "nsr-id-ref": db_id
}
1004 iface_key
= "ns-vld-id"
1006 db_vnfrs
= self
.db
.get_list("vnfrs", q_filter
=q_filter
)
1008 for db_vnfr
in db_vnfrs
:
1009 for vdu_index
, vdur
in enumerate(db_vnfr
.get("vdur", ())):
1010 for iface_index
, interface
in enumerate(vdur
["interfaces"]):
1011 if interface
.get(iface_key
) == vld_id
and interface
.get(
1013 ) in ("SR-IOV", "PCI-PASSTHROUGH"):
1015 interface_
= interface
.copy()
1016 interface_
["id"] = "vnfrs:{}:vdu.{}.interfaces.{}".format(
1017 db_vnfr
["_id"], vdu_index
, iface_index
1020 if vdur
.get("status") == "ERROR":
1021 interface_
["status"] = "ERROR"
1023 interfaces
.append(interface_
)
1027 def refresh(self
, ro_task
):
1028 # look for task create
1029 task_create_index
, _
= next(
1031 for i_t
in enumerate(ro_task
["tasks"])
1033 and i_t
[1]["action"] == "CREATE"
1034 and i_t
[1]["status"] != "FINISHED"
1037 return self
.new(ro_task
, task_create_index
, None)
1039 def new(self
, ro_task
, task_index
, task_depends
):
1040 task
= ro_task
["tasks"][task_index
]
1041 task_id
= task
["task_id"]
1042 target_vim
= self
.my_vims
[ro_task
["target_id"]]
1044 sdn_net_id
= ro_task
["vim_info"]["vim_id"]
1046 created_items
= ro_task
["vim_info"].get("created_items")
1047 connected_ports
= ro_task
["vim_info"].get("connected_ports", [])
1048 new_connected_ports
= []
1049 last_update
= ro_task
["vim_info"].get("last_update", 0)
1050 sdn_status
= ro_task
["vim_info"].get("vim_status", "BUILD") or "BUILD"
1052 created
= ro_task
["vim_info"].get("created", False)
1056 params
= task
["params"]
1057 vlds_to_connect
= params
.get("vlds", [])
1058 associated_vim
= params
.get("target_vim")
1059 # external additional ports
1060 additional_ports
= params
.get("sdn-ports") or ()
1061 _
, _
, vim_account_id
= (
1063 if associated_vim
is None
1064 else associated_vim
.partition(":")
1068 # get associated VIM
1069 if associated_vim
not in self
.db_vims
:
1070 self
.db_vims
[associated_vim
] = self
.db
.get_one(
1071 "vim_accounts", {"_id": vim_account_id
}
1074 db_vim
= self
.db_vims
[associated_vim
]
1076 # look for ports to connect
1077 ports
= self
._get
_interfaces
(vlds_to_connect
, vim_account_id
)
1081 pending_ports
= error_ports
= 0
1083 sdn_need_update
= False
1086 vlan_used
= port
.get("vlan") or vlan_used
1088 # TODO. Do not connect if already done
1089 if not port
.get("compute_node") or not port
.get("pci"):
1090 if port
.get("status") == "ERROR":
1097 compute_node_mappings
= next(
1100 for c
in db_vim
["config"].get("sdn-port-mapping", ())
1101 if c
and c
["compute_node"] == port
["compute_node"]
1106 if compute_node_mappings
:
1107 # process port_mapping pci of type 0000:af:1[01].[1357]
1111 for p
in compute_node_mappings
["ports"]
1112 if self
._match
_pci
(port
["pci"], p
.get("pci"))
1118 if not db_vim
["config"].get("mapping_not_needed"):
1120 "Port mapping not found for compute_node={} pci={}".format(
1121 port
["compute_node"], port
["pci"]
1128 service_endpoint_id
= "{}:{}".format(port
["compute_node"], port
["pci"])
1130 "service_endpoint_id": pmap
.get("service_endpoint_id")
1131 or service_endpoint_id
,
1132 "service_endpoint_encapsulation_type": "dot1q"
1133 if port
["type"] == "SR-IOV"
1135 "service_endpoint_encapsulation_info": {
1136 "vlan": port
.get("vlan"),
1137 "mac": port
.get("mac-address"),
1138 "device_id": pmap
.get("device_id") or port
["compute_node"],
1139 "device_interface_id": pmap
.get("device_interface_id")
1141 "switch_dpid": pmap
.get("switch_id") or pmap
.get("switch_dpid"),
1142 "switch_port": pmap
.get("switch_port"),
1143 "service_mapping_info": pmap
.get("service_mapping_info"),
1148 # if port["modified_at"] > last_update:
1149 # sdn_need_update = True
1150 new_connected_ports
.append(port
["id"]) # TODO
1151 sdn_ports
.append(new_port
)
1155 "{} interfaces have not been created as VDU is on ERROR status".format(
1160 # connect external ports
1161 for index
, additional_port
in enumerate(additional_ports
):
1162 additional_port_id
= additional_port
.get(
1163 "service_endpoint_id"
1164 ) or "external-{}".format(index
)
1167 "service_endpoint_id": additional_port_id
,
1168 "service_endpoint_encapsulation_type": additional_port
.get(
1169 "service_endpoint_encapsulation_type", "dot1q"
1171 "service_endpoint_encapsulation_info": {
1172 "vlan": additional_port
.get("vlan") or vlan_used
,
1173 "mac": additional_port
.get("mac_address"),
1174 "device_id": additional_port
.get("device_id"),
1175 "device_interface_id": additional_port
.get(
1176 "device_interface_id"
1178 "switch_dpid": additional_port
.get("switch_dpid")
1179 or additional_port
.get("switch_id"),
1180 "switch_port": additional_port
.get("switch_port"),
1181 "service_mapping_info": additional_port
.get(
1182 "service_mapping_info"
1187 new_connected_ports
.append(additional_port_id
)
1190 # if there are more ports to connect or they have been modified, call create/update
1192 sdn_status
= "ERROR"
1193 sdn_info
= "; ".join(error_list
)
1194 elif set(connected_ports
) != set(new_connected_ports
) or sdn_need_update
:
1195 last_update
= time
.time()
1198 if len(sdn_ports
) < 2:
1199 sdn_status
= "ACTIVE"
1201 if not pending_ports
:
1203 "task={} {} new-sdn-net done, less than 2 ports".format(
1204 task_id
, ro_task
["target_id"]
1208 net_type
= params
.get("type") or "ELAN"
1212 ) = target_vim
.create_connectivity_service(net_type
, sdn_ports
)
1215 "task={} {} new-sdn-net={} created={}".format(
1216 task_id
, ro_task
["target_id"], sdn_net_id
, created
1220 created_items
= target_vim
.edit_connectivity_service(
1221 sdn_net_id
, conn_info
=created_items
, connection_points
=sdn_ports
1225 "task={} {} update-sdn-net={} created={}".format(
1226 task_id
, ro_task
["target_id"], sdn_net_id
, created
1230 connected_ports
= new_connected_ports
1232 wim_status_dict
= target_vim
.get_connectivity_service_status(
1233 sdn_net_id
, conn_info
=created_items
1235 sdn_status
= wim_status_dict
["sdn_status"]
1237 if wim_status_dict
.get("sdn_info"):
1238 sdn_info
= str(wim_status_dict
.get("sdn_info")) or ""
1240 if wim_status_dict
.get("error_msg"):
1241 sdn_info
= wim_status_dict
.get("error_msg") or ""
1244 if sdn_status
!= "ERROR":
1245 sdn_info
= "Waiting for getting interfaces location from VIM. Obtained '{}' of {}".format(
1246 len(ports
) - pending_ports
, len(ports
)
1249 if sdn_status
== "ACTIVE":
1250 sdn_status
= "BUILD"
1252 ro_vim_item_update
= {
1253 "vim_id": sdn_net_id
,
1254 "vim_status": sdn_status
,
1256 "created_items": created_items
,
1257 "connected_ports": connected_ports
,
1258 "vim_details": sdn_info
,
1259 "vim_message": None,
1260 "last_update": last_update
,
1263 return sdn_status
, ro_vim_item_update
1264 except Exception as e
:
1266 "task={} vim={} new-net: {}".format(task_id
, ro_task
["target_id"], e
),
1267 exc_info
=not isinstance(
1268 e
, (sdnconn
.SdnConnectorError
, vimconn
.VimConnException
)
1271 ro_vim_item_update
= {
1272 "vim_status": "VIM_ERROR",
1274 "vim_message": str(e
),
1277 return "FAILED", ro_vim_item_update
1279 def delete(self
, ro_task
, task_index
):
1280 task
= ro_task
["tasks"][task_index
]
1281 task_id
= task
["task_id"]
1282 sdn_vim_id
= ro_task
["vim_info"].get("vim_id")
1283 ro_vim_item_update_ok
= {
1284 "vim_status": "DELETED",
1286 "vim_message": "DELETED",
1292 target_vim
= self
.my_vims
[ro_task
["target_id"]]
1293 target_vim
.delete_connectivity_service(
1294 sdn_vim_id
, ro_task
["vim_info"].get("created_items")
1297 except Exception as e
:
1299 isinstance(e
, sdnconn
.SdnConnectorError
)
1300 and e
.http_code
== HTTPStatus
.NOT_FOUND
.value
1302 ro_vim_item_update_ok
["vim_message"] = "already deleted"
1305 "ro_task={} vim={} del-sdn-net={}: {}".format(
1306 ro_task
["_id"], ro_task
["target_id"], sdn_vim_id
, e
1308 exc_info
=not isinstance(
1309 e
, (sdnconn
.SdnConnectorError
, vimconn
.VimConnException
)
1312 ro_vim_item_update
= {
1313 "vim_status": "VIM_ERROR",
1314 "vim_message": "Error while deleting: {}".format(e
),
1317 return "FAILED", ro_vim_item_update
1320 "task={} {} del-sdn-net={} {}".format(
1322 ro_task
["target_id"],
1324 ro_vim_item_update_ok
.get("vim_message", ""),
1328 return "DONE", ro_vim_item_update_ok
1331 class VimInteractionMigration(VimInteractionBase
):
1332 def exec(self
, ro_task
, task_index
, task_depends
):
1333 task
= ro_task
["tasks"][task_index
]
1334 task_id
= task
["task_id"]
1335 db_task_update
= {"retries": 0}
1336 target_vim
= self
.my_vims
[ro_task
["target_id"]]
1340 refreshed_vim_info
= {}
1343 if task
.get("params"):
1344 vim_vm_id
= task
["params"].get("vim_vm_id")
1345 migrate_host
= task
["params"].get("migrate_host")
1346 _
, migrated_compute_node
= target_vim
.migrate_instance(
1347 vim_vm_id
, migrate_host
1350 if migrated_compute_node
:
1351 # When VM is migrated, vdu["vim_info"] needs to be updated
1352 vdu_old_vim_info
= task
["params"]["vdu_vim_info"].get(
1353 ro_task
["target_id"]
1356 # Refresh VM to get new vim_info
1357 vm_to_refresh_list
= [vim_vm_id
]
1358 vim_dict
= target_vim
.refresh_vms_status(vm_to_refresh_list
)
1359 refreshed_vim_info
= vim_dict
[vim_vm_id
]
1361 if refreshed_vim_info
.get("interfaces"):
1362 for old_iface
in vdu_old_vim_info
.get("interfaces"):
1366 for iface
in refreshed_vim_info
["interfaces"]
1367 if old_iface
["vim_interface_id"]
1368 == iface
["vim_interface_id"]
1372 vim_interfaces
.append(iface
)
1374 ro_vim_item_update
= {
1375 "vim_id": vim_vm_id
,
1376 "vim_status": "ACTIVE",
1378 "created_items": created_items
,
1379 "vim_details": None,
1380 "vim_message": None,
1383 if refreshed_vim_info
and refreshed_vim_info
.get("status") not in (
1387 ro_vim_item_update
["vim_details"] = refreshed_vim_info
["vim_info"]
1390 ro_vim_item_update
["interfaces"] = vim_interfaces
1393 "task={} {} vm-migration done".format(task_id
, ro_task
["target_id"])
1396 return "DONE", ro_vim_item_update
, db_task_update
1398 except (vimconn
.VimConnException
, NsWorkerException
) as e
:
1400 "task={} vim={} VM Migration:"
1401 " {}".format(task_id
, ro_task
["target_id"], e
)
1403 ro_vim_item_update
= {
1404 "vim_status": "VIM_ERROR",
1406 "vim_message": str(e
),
1409 return "FAILED", ro_vim_item_update
, db_task_update
1412 class VimInteractionResize(VimInteractionBase
):
1413 def exec(self
, ro_task
, task_index
, task_depends
):
1414 task
= ro_task
["tasks"][task_index
]
1415 task_id
= task
["task_id"]
1416 db_task_update
= {"retries": 0}
1418 target_flavor_uuid
= None
1420 refreshed_vim_info
= {}
1421 target_vim
= self
.my_vims
[ro_task
["target_id"]]
1424 if task
.get("params"):
1425 vim_vm_id
= task
["params"].get("vim_vm_id")
1426 flavor_dict
= task
["params"].get("flavor_dict")
1427 self
.logger
.info("flavor_dict %s", flavor_dict
)
1430 target_flavor_uuid
= target_vim
.get_flavor_id_from_data(flavor_dict
)
1431 except Exception as e
:
1432 self
.logger
.info("Cannot find any flavor matching %s.", str(e
))
1434 target_flavor_uuid
= target_vim
.new_flavor(flavor_dict
)
1435 except Exception as e
:
1436 self
.logger
.error("Error creating flavor at VIM %s.", str(e
))
1438 if target_flavor_uuid
is not None:
1439 resized_status
= target_vim
.resize_instance(
1440 vim_vm_id
, target_flavor_uuid
1444 # Refresh VM to get new vim_info
1445 vm_to_refresh_list
= [vim_vm_id
]
1446 vim_dict
= target_vim
.refresh_vms_status(vm_to_refresh_list
)
1447 refreshed_vim_info
= vim_dict
[vim_vm_id
]
1449 ro_vim_item_update
= {
1450 "vim_id": vim_vm_id
,
1451 "vim_status": "DONE",
1453 "created_items": created_items
,
1454 "vim_details": None,
1455 "vim_message": None,
1458 if refreshed_vim_info
and refreshed_vim_info
.get("status") not in (
1462 ro_vim_item_update
["vim_details"] = refreshed_vim_info
["vim_info"]
1465 "task={} {} resize done".format(task_id
, ro_task
["target_id"])
1467 return "DONE", ro_vim_item_update
, db_task_update
1468 except (vimconn
.VimConnException
, NsWorkerException
) as e
:
1470 "task={} vim={} Resize:" " {}".format(task_id
, ro_task
["target_id"], e
)
1472 ro_vim_item_update
= {
1473 "vim_status": "VIM_ERROR",
1475 "vim_message": str(e
),
1478 return "FAILED", ro_vim_item_update
, db_task_update
1481 class ConfigValidate
:
1482 def __init__(self
, config
: Dict
):
1487 # default 1 min, allowed >= 60 or -1, -1 disables periodic checks
1489 self
.conf
["period"]["refresh_active"] >= 60
1490 or self
.conf
["period"]["refresh_active"] == -1
1492 return self
.conf
["period"]["refresh_active"]
1498 return self
.conf
["period"]["refresh_build"]
1502 return self
.conf
["period"]["refresh_image"]
1506 return self
.conf
["period"]["refresh_error"]
1509 def queue_size(self
):
1510 return self
.conf
["period"]["queue_size"]
1513 class NsWorker(threading
.Thread
):
1514 def __init__(self
, worker_index
, config
, plugins
, db
):
1516 :param worker_index: thread index
1517 :param config: general configuration of RO, among others the process_id with the docker id where it runs
1518 :param plugins: global shared dict with the loaded plugins
1519 :param db: database class instance to use
1521 threading
.Thread
.__init
__(self
)
1522 self
.config
= config
1523 self
.plugins
= plugins
1524 self
.plugin_name
= "unknown"
1525 self
.logger
= logging
.getLogger("ro.worker{}".format(worker_index
))
1526 self
.worker_index
= worker_index
1527 # refresh periods for created items
1528 self
.refresh_config
= ConfigValidate(config
)
1529 self
.task_queue
= queue
.Queue(self
.refresh_config
.queue_size
)
1530 # targetvim: vimplugin class
1532 # targetvim: vim information from database
1535 self
.vim_targets
= []
1536 self
.my_id
= config
["process_id"] + ":" + str(worker_index
)
1539 "net": VimInteractionNet(self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
),
1540 "vdu": VimInteractionVdu(self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
),
1541 "image": VimInteractionImage(
1542 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1544 "flavor": VimInteractionFlavor(
1545 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1547 "sdn_net": VimInteractionSdnNet(
1548 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1550 "update": VimInteractionUpdateVdu(
1551 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1553 "affinity-or-anti-affinity-group": VimInteractionAffinityGroup(
1554 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1556 "migrate": VimInteractionMigration(
1557 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1559 "verticalscale": VimInteractionResize(
1560 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1563 self
.time_last_task_processed
= None
1564 # lists of tasks to delete because nsrs or vnfrs has been deleted from db
1565 self
.tasks_to_delete
= []
1566 # it is idle when there are not vim_targets associated
1568 self
.task_locked_time
= config
["global"]["task_locked_time"]
1570 def insert_task(self
, task
):
1572 self
.task_queue
.put(task
, False)
1575 raise NsWorkerException("timeout inserting a task")
1577 def terminate(self
):
1578 self
.insert_task("exit")
1580 def del_task(self
, task
):
1581 with self
.task_lock
:
1582 if task
["status"] == "SCHEDULED":
1583 task
["status"] = "SUPERSEDED"
1585 else: # task["status"] == "processing"
1586 self
.task_lock
.release()
1589 def _process_vim_config(self
, target_id
, db_vim
):
1591 Process vim config, creating vim configuration files as ca_cert
1592 :param target_id: vim/sdn/wim + id
1593 :param db_vim: Vim dictionary obtained from database
1594 :return: None. Modifies vim. Creates a folder target_id:worker_index and several files
1596 if not db_vim
.get("config"):
1602 if db_vim
["config"].get("ca_cert_content"):
1603 file_name
= "{}:{}".format(target_id
, self
.worker_index
)
1607 except FileExistsError
:
1608 self
.logger
.exception(
1609 "FileExistsError occured while processing vim_config."
1612 file_name
= file_name
+ "/ca_cert"
1614 with
open(file_name
, "w") as f
:
1615 f
.write(db_vim
["config"]["ca_cert_content"])
1616 del db_vim
["config"]["ca_cert_content"]
1617 db_vim
["config"]["ca_cert"] = file_name
1618 except Exception as e
:
1619 raise NsWorkerException(
1620 "Error writing to file '{}': {}".format(file_name
, e
)
1623 def _load_plugin(self
, name
, type="vim"):
1624 # type can be vim or sdn
1625 if "rovim_dummy" not in self
.plugins
:
1626 self
.plugins
["rovim_dummy"] = VimDummyConnector
1628 if "rosdn_dummy" not in self
.plugins
:
1629 self
.plugins
["rosdn_dummy"] = SdnDummyConnector
1631 if name
in self
.plugins
:
1632 return self
.plugins
[name
]
1635 for ep
in entry_points(group
="osm_ro{}.plugins".format(type), name
=name
):
1636 self
.plugins
[name
] = ep
.load()
1637 except Exception as e
:
1638 raise NsWorkerException("Cannot load plugin osm_{}: {}".format(name
, e
))
1640 if name
and name
not in self
.plugins
:
1641 raise NsWorkerException(
1642 "Plugin 'osm_{n}' has not been installed".format(n
=name
)
1645 return self
.plugins
[name
]
1647 def _unload_vim(self
, target_id
):
1649 Unload a vim_account. Removes it from self db_vims dictionary, my_vims dictionary and vim_targets list
1650 :param target_id: Contains type:_id; where type can be 'vim', ...
1654 self
.db_vims
.pop(target_id
, None)
1655 self
.my_vims
.pop(target_id
, None)
1657 if target_id
in self
.vim_targets
:
1658 self
.vim_targets
.remove(target_id
)
1660 self
.logger
.info("Unloaded {}".format(target_id
))
1661 rmtree("{}:{}".format(target_id
, self
.worker_index
))
1662 except FileNotFoundError
:
1663 # This is raised by rmtree if folder does not exist.
1664 self
.logger
.exception("FileNotFoundError occured while unloading VIM.")
1665 except Exception as e
:
1666 self
.logger
.error("Cannot unload {}: {}".format(target_id
, e
))
1668 def _check_vim(self
, target_id
):
1670 Load a VIM/SDN/WIM (if not loaded) and check connectivity, updating database with ENABLE or ERROR
1671 :param target_id: Contains type:_id; type can be 'vim', 'sdn' or 'wim'
1674 target
, _
, _id
= target_id
.partition(":")
1680 loaded
= target_id
in self
.vim_targets
1690 step
= "Getting {} from db".format(target_id
)
1691 db_vim
= self
.db
.get_one(target_database
, {"_id": _id
})
1693 for op_index
, operation
in enumerate(
1694 db_vim
["_admin"].get("operations", ())
1696 if operation
["operationState"] != "PROCESSING":
1699 locked_at
= operation
.get("locked_at")
1701 if locked_at
is not None and locked_at
>= now
- self
.task_locked_time
:
1702 # some other thread is doing this operation
1706 op_text
= "_admin.operations.{}.".format(op_index
)
1708 if not self
.db
.set_one(
1712 op_text
+ "operationState": "PROCESSING",
1713 op_text
+ "locked_at": locked_at
,
1716 op_text
+ "locked_at": now
,
1717 "admin.current_operation": op_index
,
1719 fail_on_empty
=False,
1723 unset_dict
[op_text
+ "locked_at"] = None
1724 unset_dict
["current_operation"] = None
1725 step
= "Loading " + target_id
1726 error_text
= self
._load
_vim
(target_id
)
1729 step
= "Checking connectivity"
1732 self
.my_vims
[target_id
].check_vim_connectivity()
1734 self
.my_vims
[target_id
].check_credentials()
1736 update_dict
["_admin.operationalState"] = "ENABLED"
1737 update_dict
["_admin.detailed-status"] = ""
1738 unset_dict
[op_text
+ "detailed-status"] = None
1739 update_dict
[op_text
+ "operationState"] = "COMPLETED"
1743 except Exception as e
:
1744 error_text
= "{}: {}".format(step
, e
)
1745 self
.logger
.error("{} for {}: {}".format(step
, target_id
, e
))
1748 if update_dict
or unset_dict
:
1750 update_dict
[op_text
+ "operationState"] = "FAILED"
1751 update_dict
[op_text
+ "detailed-status"] = error_text
1752 unset_dict
.pop(op_text
+ "detailed-status", None)
1753 update_dict
["_admin.operationalState"] = "ERROR"
1754 update_dict
["_admin.detailed-status"] = error_text
1757 update_dict
[op_text
+ "statusEnteredTime"] = now
1761 q_filter
={"_id": _id
},
1762 update_dict
=update_dict
,
1764 fail_on_empty
=False,
1768 self
._unload
_vim
(target_id
)
1770 def _reload_vim(self
, target_id
):
1771 if target_id
in self
.vim_targets
:
1772 self
._load
_vim
(target_id
)
1774 # if the vim is not loaded, but database information of VIM is cached at self.db_vims,
1775 # just remove it to force load again next time it is needed
1776 self
.db_vims
.pop(target_id
, None)
1778 def _load_vim(self
, target_id
):
1780 Load or reload a vim_account, sdn_controller or wim_account.
1781 Read content from database, load the plugin if not loaded.
1782 In case of error loading the plugin, it load a failing VIM_connector
1783 It fills self db_vims dictionary, my_vims dictionary and vim_targets list
1784 :param target_id: Contains type:_id; where type can be 'vim', ...
1785 :return: None if ok, descriptive text if error
1787 target
, _
, _id
= target_id
.partition(":")
1799 step
= "Getting {}={} from db".format(target
, _id
)
1800 # TODO process for wim, sdnc, ...
1801 vim
= self
.db
.get_one(target_database
, {"_id": _id
})
1803 # if deep_get(vim, "config", "sdn-controller"):
1804 # step = "Getting sdn-controller-id='{}' from db".format(vim["config"]["sdn-controller"])
1805 # db_sdn = self.db.get_one("sdns", {"_id": vim["config"]["sdn-controller"]})
1807 step
= "Decrypting password"
1808 schema_version
= vim
.get("schema_version")
1809 self
.db
.encrypt_decrypt_fields(
1812 fields
=("password", "secret"),
1813 schema_version
=schema_version
,
1816 self
._process
_vim
_config
(target_id
, vim
)
1819 plugin_name
= "rovim_" + vim
["vim_type"]
1820 step
= "Loading plugin '{}'".format(plugin_name
)
1821 vim_module_conn
= self
._load
_plugin
(plugin_name
)
1822 step
= "Loading {}'".format(target_id
)
1823 self
.my_vims
[target_id
] = vim_module_conn(
1826 tenant_id
=vim
.get("vim_tenant_id"),
1827 tenant_name
=vim
.get("vim_tenant_name"),
1830 user
=vim
["vim_user"],
1831 passwd
=vim
["vim_password"],
1832 config
=vim
.get("config") or {},
1836 plugin_name
= "rosdn_" + (vim
.get("type") or vim
.get("wim_type"))
1837 step
= "Loading plugin '{}'".format(plugin_name
)
1838 vim_module_conn
= self
._load
_plugin
(plugin_name
, "sdn")
1839 step
= "Loading {}'".format(target_id
)
1841 wim_config
= wim
.pop("config", {}) or {}
1842 wim
["uuid"] = wim
["_id"]
1843 if "url" in wim
and "wim_url" not in wim
:
1844 wim
["wim_url"] = wim
["url"]
1845 elif "url" not in wim
and "wim_url" in wim
:
1846 wim
["url"] = wim
["wim_url"]
1849 wim_config
["dpid"] = wim
.pop("dpid")
1851 if wim
.get("switch_id"):
1852 wim_config
["switch_id"] = wim
.pop("switch_id")
1854 # wim, wim_account, config
1855 self
.my_vims
[target_id
] = vim_module_conn(wim
, wim
, wim_config
)
1856 self
.db_vims
[target_id
] = vim
1857 self
.error_status
= None
1860 "Connector loaded for {}, plugin={}".format(target_id
, plugin_name
)
1862 except Exception as e
:
1864 "Cannot load {} plugin={}: {} {}".format(
1865 target_id
, plugin_name
, step
, e
1869 self
.db_vims
[target_id
] = vim
or {}
1870 self
.db_vims
[target_id
] = FailingConnector(str(e
))
1871 error_status
= "{} Error: {}".format(step
, e
)
1875 if target_id
not in self
.vim_targets
:
1876 self
.vim_targets
.append(target_id
)
1878 def _get_db_task(self
):
1880 Read actions from database and reload them at memory. Fill self.refresh_list, pending_list, vim_actions
1885 if not self
.time_last_task_processed
:
1886 self
.time_last_task_processed
= now
1891 # Log RO tasks only when loglevel is DEBUG
1892 if self.logger.getEffectiveLevel() == logging.DEBUG:
1899 + str(self.task_locked_time)
1901 + "time_last_task_processed="
1902 + str(self.time_last_task_processed)
1908 locked
= self
.db
.set_one(
1911 "target_id": self
.vim_targets
,
1912 "tasks.status": ["SCHEDULED", "BUILD", "DONE", "FAILED"],
1913 "locked_at.lt": now
- self
.task_locked_time
,
1914 "to_check_at.lt": self
.time_last_task_processed
,
1915 "to_check_at.gt": -1,
1917 update_dict
={"locked_by": self
.my_id
, "locked_at": now
},
1918 fail_on_empty
=False,
1923 ro_task
= self
.db
.get_one(
1926 "target_id": self
.vim_targets
,
1927 "tasks.status": ["SCHEDULED", "BUILD", "DONE", "FAILED"],
1933 if self
.time_last_task_processed
== now
:
1934 self
.time_last_task_processed
= None
1937 self
.time_last_task_processed
= now
1938 # self.time_last_task_processed = min(self.time_last_task_processed + 1000, now)
1940 except DbException
as e
:
1941 self
.logger
.error("Database exception at _get_db_task: {}".format(e
))
1942 except Exception as e
:
1943 self
.logger
.critical(
1944 "Unexpected exception at _get_db_task: {}".format(e
), exc_info
=True
1949 def _get_db_all_tasks(self
):
1951 Read all content of table ro_tasks to log it
1955 # Checking the content of the BD:
1958 ro_task
= self
.db
.get_list("ro_tasks")
1960 self
._log
_ro
_task
(rt
, None, None, "TASK_WF", "GET_ALL_TASKS")
1963 except DbException
as e
:
1964 self
.logger
.error("Database exception at _get_db_all_tasks: {}".format(e
))
1965 except Exception as e
:
1966 self
.logger
.critical(
1967 "Unexpected exception at _get_db_all_tasks: {}".format(e
), exc_info
=True
1972 def _log_ro_task(self
, ro_task
, db_ro_task_update
, db_ro_task_delete
, mark
, event
):
1974 Generate a log with the following format:
1976 Mark;Event;ro_task_id;locked_at;modified_at;created_at;to_check_at;locked_by;
1977 target_id;vim_info.refresh_at;vim_info;no_of_tasks;task_status;action_id;
1978 task_array_index;task_id;task_action;task_item;task_args
1982 TASK_WF;GET_TASK;888f1864-749a-4fc2-bc1a-97c0fffd6a6f:2;1642158724.8210013;
1983 1642158640.7986135;1642158640.7986135;1642158640.7986135;b134c9494e75:0a
1984 ;vim:b7ff9e24-8868-4d68-8a57-a59dc11d0327;None;{'created': False,
1985 'created_items': None, 'vim_id': None, 'vim_name': None, 'vim_status': None,
1986 'vim_details': None, 'vim_message': None, 'refresh_at': None};1;SCHEDULED;
1987 888f1864-749a-4fc2-bc1a-97c0fffd6a6f;0;888f1864-749a-4fc2-bc1a-97c0fffd6a6f:2;
1988 CREATE;image;{'filter_dict': {'name': 'ubuntu-os-cloud:image-family:ubuntu-1804-lts'}}
1993 if ro_task
is not None and isinstance(ro_task
, dict):
1994 for t
in ro_task
["tasks"]:
1998 line
.append(ro_task
.get("_id", ""))
1999 line
.append(str(ro_task
.get("locked_at", "")))
2000 line
.append(str(ro_task
.get("modified_at", "")))
2001 line
.append(str(ro_task
.get("created_at", "")))
2002 line
.append(str(ro_task
.get("to_check_at", "")))
2003 line
.append(str(ro_task
.get("locked_by", "")))
2004 line
.append(str(ro_task
.get("target_id", "")))
2005 line
.append(str(ro_task
.get("vim_info", {}).get("refresh_at", "")))
2006 line
.append(str(ro_task
.get("vim_info", "")))
2007 line
.append(str(ro_task
.get("tasks", "")))
2008 if isinstance(t
, dict):
2009 line
.append(str(t
.get("status", "")))
2010 line
.append(str(t
.get("action_id", "")))
2012 line
.append(str(t
.get("task_id", "")))
2013 line
.append(str(t
.get("action", "")))
2014 line
.append(str(t
.get("item", "")))
2015 line
.append(str(t
.get("find_params", "")))
2016 line
.append(str(t
.get("params", "")))
2018 line
.extend([""] * 2)
2020 line
.extend([""] * 5)
2023 self
.logger
.debug(";".join(line
))
2024 elif db_ro_task_update
is not None and isinstance(db_ro_task_update
, dict):
2027 st
= "tasks.{}.status".format(i
)
2028 if st
not in db_ro_task_update
:
2033 line
.append(db_ro_task_update
.get("_id", ""))
2034 line
.append(str(db_ro_task_update
.get("locked_at", "")))
2035 line
.append(str(db_ro_task_update
.get("modified_at", "")))
2037 line
.append(str(db_ro_task_update
.get("to_check_at", "")))
2038 line
.append(str(db_ro_task_update
.get("locked_by", "")))
2040 line
.append(str(db_ro_task_update
.get("vim_info.refresh_at", "")))
2042 line
.append(str(db_ro_task_update
.get("vim_info", "")))
2043 line
.append(str(str(db_ro_task_update
).count(".status")))
2044 line
.append(db_ro_task_update
.get(st
, ""))
2047 line
.extend([""] * 3)
2049 self
.logger
.debug(";".join(line
))
2051 elif db_ro_task_delete
is not None and isinstance(db_ro_task_delete
, dict):
2055 line
.append(db_ro_task_delete
.get("_id", ""))
2057 line
.append(db_ro_task_delete
.get("modified_at", ""))
2058 line
.extend([""] * 13)
2059 self
.logger
.debug(";".join(line
))
2065 line
.extend([""] * 16)
2066 self
.logger
.debug(";".join(line
))
2068 except Exception as e
:
2069 self
.logger
.error("Error logging ro_task: {}".format(e
))
2071 def _delete_task(self
, ro_task
, task_index
, task_depends
, db_update
):
2073 Determine if this task need to be done or superseded
2076 my_task
= ro_task
["tasks"][task_index
]
2077 task_id
= my_task
["task_id"]
2078 needed_delete
= ro_task
["vim_info"]["created"] or ro_task
["vim_info"].get(
2079 "created_items", False
2082 self
.logger
.warning("Needed delete: {}".format(needed_delete
))
2083 if my_task
["status"] == "FAILED":
2084 return None, None # TODO need to be retry??
2087 for index
, task
in enumerate(ro_task
["tasks"]):
2088 if index
== task_index
or not task
:
2092 my_task
["target_record"] == task
["target_record"]
2093 and task
["action"] == "CREATE"
2096 db_update
["tasks.{}.status".format(index
)] = task
[
2099 elif task
["action"] == "CREATE" and task
["status"] not in (
2103 needed_delete
= False
2106 self
.logger
.warning(
2107 "Deleting ro_task={} task_index={}".format(ro_task
, task_index
)
2109 return self
.item2class
[my_task
["item"]].delete(ro_task
, task_index
)
2111 return "SUPERSEDED", None
2112 except Exception as e
:
2113 if not isinstance(e
, NsWorkerException
):
2114 self
.logger
.critical(
2115 "Unexpected exception at _delete_task task={}: {}".format(
2121 return "FAILED", {"vim_status": "VIM_ERROR", "vim_message": str(e
)}
2123 def _create_task(self
, ro_task
, task_index
, task_depends
, db_update
):
2125 Determine if this task need to create something at VIM
2128 my_task
= ro_task
["tasks"][task_index
]
2129 task_id
= my_task
["task_id"]
2132 if my_task
["status"] == "FAILED":
2133 return None, None # TODO need to be retry??
2134 elif my_task
["status"] == "SCHEDULED":
2135 # check if already created by another task
2136 for index
, task
in enumerate(ro_task
["tasks"]):
2137 if index
== task_index
or not task
:
2140 if task
["action"] == "CREATE" and task
["status"] not in (
2145 return task
["status"], "COPY_VIM_INFO"
2148 task_status
, ro_vim_item_update
= self
.item2class
[my_task
["item"]].new(
2149 ro_task
, task_index
, task_depends
2151 # TODO update other CREATE tasks
2152 except Exception as e
:
2153 if not isinstance(e
, NsWorkerException
):
2155 "Error executing task={}: {}".format(task_id
, e
), exc_info
=True
2158 task_status
= "FAILED"
2159 ro_vim_item_update
= {"vim_status": "VIM_ERROR", "vim_message": str(e
)}
2160 # TODO update ro_vim_item_update
2162 return task_status
, ro_vim_item_update
2166 def _get_dependency(self
, task_id
, ro_task
=None, target_id
=None):
2168 Look for dependency task
2169 :param task_id: Can be one of
2170 1. target_vim+blank+task.target_record_id: "(vim|sdn|wim):<id> (vnfrs|nsrs):(vld|vdu|flavor|image).<id>"
2171 2. task.target_record_id: "(vnfrs|nsrs):(vld|vdu|flavor|image).<id>"
2172 3. task.task_id: "<action_id>:number"
2175 :return: database ro_task plus index of task
2178 task_id
.startswith("vim:")
2179 or task_id
.startswith("sdn:")
2180 or task_id
.startswith("wim:")
2182 target_id
, _
, task_id
= task_id
.partition(" ")
2184 if task_id
.startswith("nsrs:") or task_id
.startswith("vnfrs:"):
2185 ro_task_dependency
= self
.db
.get_one(
2187 q_filter
={"target_id": target_id
, "tasks.target_record_id": task_id
},
2188 fail_on_empty
=False,
2191 if ro_task_dependency
:
2192 for task_index
, task
in enumerate(ro_task_dependency
["tasks"]):
2193 if task
["target_record_id"] == task_id
:
2194 return ro_task_dependency
, task_index
2198 for task_index
, task
in enumerate(ro_task
["tasks"]):
2199 if task
and task
["task_id"] == task_id
:
2200 return ro_task
, task_index
2202 ro_task_dependency
= self
.db
.get_one(
2205 "tasks.ANYINDEX.task_id": task_id
,
2206 "tasks.ANYINDEX.target_record.ne": None,
2208 fail_on_empty
=False,
2211 self
.logger
.warning("ro_task_dependency={}".format(ro_task_dependency
))
2212 if ro_task_dependency
:
2213 for task_index
, task
in enumerate(ro_task_dependency
["tasks"]):
2214 if task
["task_id"] == task_id
:
2215 return ro_task_dependency
, task_index
2216 raise NsWorkerException("Cannot get depending task {}".format(task_id
))
2218 def update_vm_refresh(self
):
2219 """Enables the VM status updates if self.refresh_config.active parameter
2220 is not -1 and than updates the DB accordingly
2224 self
.logger
.debug("Checking if VM status update config")
2225 next_refresh
= time
.time()
2226 if self
.refresh_config
.active
== -1:
2229 next_refresh
+= self
.refresh_config
.active
2231 if next_refresh
!= -1:
2232 db_ro_task_update
= {}
2234 next_check_at
= now
+ (24 * 60 * 60)
2235 next_check_at
= min(next_check_at
, next_refresh
)
2236 db_ro_task_update
["vim_info.refresh_at"] = next_refresh
2237 db_ro_task_update
["to_check_at"] = next_check_at
2240 "Finding tasks which to be updated to enable VM status updates"
2242 refresh_tasks
= self
.db
.get_list(
2245 "tasks.status": "DONE",
2246 "to_check_at.lt": 0,
2249 self
.logger
.debug("Updating tasks to change the to_check_at status")
2250 for task
in refresh_tasks
:
2257 update_dict
=db_ro_task_update
,
2261 except Exception as e
:
2262 self
.logger
.error(f
"Error updating tasks to enable VM status updates: {e}")
2264 def _process_pending_tasks(self
, ro_task
):
2265 ro_task_id
= ro_task
["_id"]
2268 next_check_at
= now
+ (24 * 60 * 60)
2269 db_ro_task_update
= {}
2271 def _update_refresh(new_status
):
2272 # compute next_refresh
2274 nonlocal next_check_at
2275 nonlocal db_ro_task_update
2278 next_refresh
= time
.time()
2280 if task
["item"] in ("image", "flavor"):
2281 next_refresh
+= self
.refresh_config
.image
2282 elif new_status
== "BUILD":
2283 next_refresh
+= self
.refresh_config
.build
2284 elif new_status
== "DONE":
2285 if self
.refresh_config
.active
== -1:
2288 next_refresh
+= self
.refresh_config
.active
2290 next_refresh
+= self
.refresh_config
.error
2292 next_check_at
= min(next_check_at
, next_refresh
)
2293 db_ro_task_update
["vim_info.refresh_at"] = next_refresh
2294 ro_task
["vim_info"]["refresh_at"] = next_refresh
2298 # Log RO tasks only when loglevel is DEBUG
2299 if self.logger.getEffectiveLevel() == logging.DEBUG:
2300 self._log_ro_task(ro_task, None, None, "TASK_WF", "GET_TASK")
2302 # Check if vim status refresh is enabled again
2303 self
.update_vm_refresh()
2304 # 0: get task_status_create
2306 task_status_create
= None
2310 for t
in ro_task
["tasks"]
2312 and t
["action"] == "CREATE"
2313 and t
["status"] in ("BUILD", "DONE")
2319 task_status_create
= task_create
["status"]
2321 # 1: look for tasks in status SCHEDULED, or in status CREATE if action is DONE or BUILD
2322 for task_action
in ("DELETE", "CREATE", "EXEC"):
2323 db_vim_update
= None
2326 for task_index
, task
in enumerate(ro_task
["tasks"]):
2328 continue # task deleted
2331 target_update
= None
2335 task_action
in ("DELETE", "EXEC")
2336 and task
["status"] not in ("SCHEDULED", "BUILD")
2338 or task
["action"] != task_action
2340 task_action
== "CREATE"
2341 and task
["status"] in ("FINISHED", "SUPERSEDED")
2346 task_path
= "tasks.{}.status".format(task_index
)
2348 db_vim_info_update
= None
2350 if task
["status"] == "SCHEDULED":
2351 # check if tasks that this depends on have been completed
2352 dependency_not_completed
= False
2354 for dependency_task_id
in task
.get("depends_on") or ():
2357 dependency_task_index
,
2358 ) = self
._get
_dependency
(
2359 dependency_task_id
, target_id
=ro_task
["target_id"]
2361 dependency_task
= dependency_ro_task
["tasks"][
2362 dependency_task_index
2364 self
.logger
.warning(
2365 "dependency_ro_task={} dependency_task_index={}".format(
2366 dependency_ro_task
, dependency_task_index
2370 if dependency_task
["status"] == "SCHEDULED":
2371 dependency_not_completed
= True
2372 next_check_at
= min(
2373 next_check_at
, dependency_ro_task
["to_check_at"]
2375 # must allow dependent task to be processed first
2376 # to do this set time after last_task_processed
2377 next_check_at
= max(
2378 self
.time_last_task_processed
, next_check_at
2381 elif dependency_task
["status"] == "FAILED":
2382 error_text
= "Cannot {} {} because depends on failed {} {} id={}): {}".format(
2385 dependency_task
["action"],
2386 dependency_task
["item"],
2388 dependency_ro_task
["vim_info"].get(
2393 "task={} {}".format(task
["task_id"], error_text
)
2395 raise NsWorkerException(error_text
)
2397 task_depends
[dependency_task_id
] = dependency_ro_task
[
2401 "TASK-{}".format(dependency_task_id
)
2402 ] = dependency_ro_task
["vim_info"]["vim_id"]
2404 if dependency_not_completed
:
2405 self
.logger
.warning(
2406 "DEPENDENCY NOT COMPLETED {}".format(
2407 dependency_ro_task
["vim_info"]["vim_id"]
2410 # TODO set at vim_info.vim_details that it is waiting
2413 # before calling VIM-plugin as it can take more than task_locked_time, insert to LockRenew
2414 # the task of renew this locking. It will update database locket_at periodically
2416 lock_object
= LockRenew
.add_lock_object(
2417 "ro_tasks", ro_task
, self
2420 if task
["action"] == "DELETE":
2424 ) = self
._delete
_task
(
2425 ro_task
, task_index
, task_depends
, db_ro_task_update
2428 "FINISHED" if new_status
== "DONE" else new_status
2430 # ^with FINISHED instead of DONE it will not be refreshing
2432 if new_status
in ("FINISHED", "SUPERSEDED"):
2433 target_update
= "DELETE"
2434 elif task
["action"] == "EXEC":
2439 ) = self
.item2class
[task
["item"]].exec(
2440 ro_task
, task_index
, task_depends
2443 "FINISHED" if new_status
== "DONE" else new_status
2445 # ^with FINISHED instead of DONE it will not be refreshing
2448 # load into database the modified db_task_update "retries" and "next_retry"
2449 if db_task_update
.get("retries"):
2451 "tasks.{}.retries".format(task_index
)
2452 ] = db_task_update
["retries"]
2454 next_check_at
= time
.time() + db_task_update
.get(
2457 target_update
= None
2458 elif task
["action"] == "CREATE":
2459 if task
["status"] == "SCHEDULED":
2460 if task_status_create
:
2461 new_status
= task_status_create
2462 target_update
= "COPY_VIM_INFO"
2464 new_status
, db_vim_info_update
= self
.item2class
[
2466 ].new(ro_task
, task_index
, task_depends
)
2467 # self._create_task(ro_task, task_index, task_depends, db_ro_task_update)
2468 _update_refresh(new_status
)
2470 refresh_at
= ro_task
["vim_info"]["refresh_at"]
2471 if refresh_at
and refresh_at
!= -1 and now
> refresh_at
:
2475 ) = self
.item2class
[
2478 _update_refresh(new_status
)
2480 # The refresh is updated to avoid set the value of "refresh_at" to
2481 # default value (next_check_at = now + (24 * 60 * 60)) when status is BUILD,
2482 # because it can happen that in this case the task is never processed
2483 _update_refresh(task
["status"])
2485 except Exception as e
:
2486 new_status
= "FAILED"
2487 db_vim_info_update
= {
2488 "vim_status": "VIM_ERROR",
2489 "vim_message": str(e
),
2493 e
, (NsWorkerException
, vimconn
.VimConnException
)
2496 "Unexpected exception at _delete_task task={}: {}".format(
2503 if db_vim_info_update
:
2504 db_vim_update
= db_vim_info_update
.copy()
2505 db_ro_task_update
.update(
2508 for k
, v
in db_vim_info_update
.items()
2511 ro_task
["vim_info"].update(db_vim_info_update
)
2514 if task_action
== "CREATE":
2515 task_status_create
= new_status
2516 db_ro_task_update
[task_path
] = new_status
2518 if target_update
or db_vim_update
:
2519 if target_update
== "DELETE":
2520 self
._update
_target
(task
, None)
2521 elif target_update
== "COPY_VIM_INFO":
2522 self
._update
_target
(task
, ro_task
["vim_info"])
2524 self
._update
_target
(task
, db_vim_update
)
2526 except Exception as e
:
2528 isinstance(e
, DbException
)
2529 and e
.http_code
== HTTPStatus
.NOT_FOUND
2531 # if the vnfrs or nsrs has been removed from database, this task must be removed
2533 "marking to delete task={}".format(task
["task_id"])
2535 self
.tasks_to_delete
.append(task
)
2538 "Unexpected exception at _update_target task={}: {}".format(
2544 locked_at
= ro_task
["locked_at"]
2548 lock_object
["locked_at"],
2549 lock_object
["locked_at"] + self
.task_locked_time
,
2551 # locked_at contains two times to avoid race condition. In case the lock has been renew, it will
2552 # contain exactly locked_at + self.task_locked_time
2553 LockRenew
.remove_lock_object(lock_object
)
2556 "_id": ro_task
["_id"],
2557 "to_check_at": ro_task
["to_check_at"],
2558 "locked_at": locked_at
,
2560 # modify own task. Try filtering by to_next_check. For race condition if to_check_at has been modified,
2561 # outside this task (by ro_nbi) do not update it
2562 db_ro_task_update
["locked_by"] = None
2563 # locked_at converted to int only for debugging. When has not decimals it means it has been unlocked
2564 db_ro_task_update
["locked_at"] = int(now
- self
.task_locked_time
)
2565 db_ro_task_update
["modified_at"] = now
2566 db_ro_task_update
["to_check_at"] = next_check_at
2569 # Log RO tasks only when loglevel is DEBUG
2570 if self.logger.getEffectiveLevel() == logging.DEBUG:
2571 db_ro_task_update_log = db_ro_task_update.copy()
2572 db_ro_task_update_log["_id"] = q_filter["_id"]
2573 self._log_ro_task(None, db_ro_task_update_log, None, "TASK_WF", "SET_TASK")
2576 if not self
.db
.set_one(
2578 update_dict
=db_ro_task_update
,
2580 fail_on_empty
=False,
2582 del db_ro_task_update
["to_check_at"]
2583 del q_filter
["to_check_at"]
2585 # Log RO tasks only when loglevel is DEBUG
2586 if self.logger.getEffectiveLevel() == logging.DEBUG:
2589 db_ro_task_update_log,
2592 "SET_TASK " + str(q_filter),
2598 update_dict
=db_ro_task_update
,
2601 except DbException
as e
:
2603 "ro_task={} Error updating database {}".format(ro_task_id
, e
)
2605 except Exception as e
:
2607 "Error executing ro_task={}: {}".format(ro_task_id
, e
), exc_info
=True
2610 def _update_target(self
, task
, ro_vim_item_update
):
2611 table
, _
, temp
= task
["target_record"].partition(":")
2612 _id
, _
, path_vim_status
= temp
.partition(":")
2613 path_item
= path_vim_status
[: path_vim_status
.rfind(".")]
2614 path_item
= path_item
[: path_item
.rfind(".")]
2615 # path_vim_status: dot separated list targeting vim information, e.g. "vdur.10.vim_info.vim:id"
2616 # path_item: dot separated list targeting record information, e.g. "vdur.10"
2618 if ro_vim_item_update
:
2620 path_vim_status
+ "." + k
: v
2621 for k
, v
in ro_vim_item_update
.items()
2630 "interfaces_backup",
2634 if path_vim_status
.startswith("vdur."):
2635 # for backward compatibility, add vdur.name apart from vdur.vim_name
2636 if ro_vim_item_update
.get("vim_name"):
2637 update_dict
[path_item
+ ".name"] = ro_vim_item_update
["vim_name"]
2639 # for backward compatibility, add vdur.vim-id apart from vdur.vim_id
2640 if ro_vim_item_update
.get("vim_id"):
2641 update_dict
[path_item
+ ".vim-id"] = ro_vim_item_update
["vim_id"]
2643 # update general status
2644 if ro_vim_item_update
.get("vim_status"):
2645 update_dict
[path_item
+ ".status"] = ro_vim_item_update
[
2649 if ro_vim_item_update
.get("interfaces"):
2650 path_interfaces
= path_item
+ ".interfaces"
2652 for i
, iface
in enumerate(ro_vim_item_update
.get("interfaces")):
2656 path_interfaces
+ ".{}.".format(i
) + k
: v
2657 for k
, v
in iface
.items()
2658 if k
in ("vlan", "compute_node", "pci")
2662 # put ip_address and mac_address with ip-address and mac-address
2663 if iface
.get("ip_address"):
2665 path_interfaces
+ ".{}.".format(i
) + "ip-address"
2666 ] = iface
["ip_address"]
2668 if iface
.get("mac_address"):
2670 path_interfaces
+ ".{}.".format(i
) + "mac-address"
2671 ] = iface
["mac_address"]
2673 if iface
.get("mgmt_vnf_interface") and iface
.get("ip_address"):
2674 update_dict
["ip-address"] = iface
.get("ip_address").split(
2678 if iface
.get("mgmt_vdu_interface") and iface
.get("ip_address"):
2679 update_dict
[path_item
+ ".ip-address"] = iface
.get(
2683 self
.db
.set_one(table
, q_filter
={"_id": _id
}, update_dict
=update_dict
)
2685 # If interfaces exists, it backups VDU interfaces in the DB for healing operations
2686 if ro_vim_item_update
.get("interfaces"):
2687 search_key
= path_vim_status
+ ".interfaces"
2688 if update_dict
.get(search_key
):
2689 interfaces_backup_update
= {
2690 path_vim_status
+ ".interfaces_backup": update_dict
[search_key
]
2695 q_filter
={"_id": _id
},
2696 update_dict
=interfaces_backup_update
,
2700 update_dict
= {path_item
+ ".status": "DELETED"}
2703 q_filter
={"_id": _id
},
2704 update_dict
=update_dict
,
2705 unset
={path_vim_status
: None},
2708 def _process_delete_db_tasks(self
):
2710 Delete task from database because vnfrs or nsrs or both have been deleted
2711 :return: None. Uses and modify self.tasks_to_delete
2713 while self
.tasks_to_delete
:
2714 task
= self
.tasks_to_delete
[0]
2715 vnfrs_deleted
= None
2716 nsr_id
= task
["nsr_id"]
2718 if task
["target_record"].startswith("vnfrs:"):
2719 # check if nsrs is present
2720 if self
.db
.get_one("nsrs", {"_id": nsr_id
}, fail_on_empty
=False):
2721 vnfrs_deleted
= task
["target_record"].split(":")[1]
2724 self
.delete_db_tasks(self
.db
, nsr_id
, vnfrs_deleted
)
2725 except Exception as e
:
2727 "Error deleting task={}: {}".format(task
["task_id"], e
)
2729 self
.tasks_to_delete
.pop(0)
2732 def delete_db_tasks(db
, nsr_id
, vnfrs_deleted
):
2734 Static method because it is called from osm_ng_ro.ns
2735 :param db: instance of database to use
2736 :param nsr_id: affected nsrs id
2737 :param vnfrs_deleted: only tasks with this vnfr id. If None, all affected by nsr_id
2738 :return: None, exception is fails
2741 for retry
in range(retries
):
2742 ro_tasks
= db
.get_list("ro_tasks", {"tasks.nsr_id": nsr_id
})
2746 for ro_task
in ro_tasks
:
2748 to_delete_ro_task
= True
2750 for index
, task
in enumerate(ro_task
["tasks"]):
2753 elif (not vnfrs_deleted
and task
["nsr_id"] == nsr_id
) or (
2755 and task
["target_record"].startswith("vnfrs:" + vnfrs_deleted
)
2757 db_update
["tasks.{}".format(index
)] = None
2759 # used by other nsr, ro_task cannot be deleted
2760 to_delete_ro_task
= False
2762 # delete or update if nobody has changed ro_task meanwhile. Used modified_at for known if changed
2763 if to_delete_ro_task
:
2767 "_id": ro_task
["_id"],
2768 "modified_at": ro_task
["modified_at"],
2770 fail_on_empty
=False,
2774 db_update
["modified_at"] = now
2778 "_id": ro_task
["_id"],
2779 "modified_at": ro_task
["modified_at"],
2781 update_dict
=db_update
,
2782 fail_on_empty
=False,
2788 raise NsWorkerException("Exceeded {} retries".format(retries
))
2792 self
.logger
.info("Starting")
2794 # step 1: get commands from queue
2796 if self
.vim_targets
:
2797 task
= self
.task_queue
.get(block
=False)
2800 self
.logger
.debug("enters in idle state")
2802 task
= self
.task_queue
.get(block
=True)
2805 if task
[0] == "terminate":
2807 elif task
[0] == "load_vim":
2808 self
.logger
.info("order to load vim {}".format(task
[1]))
2809 self
._load
_vim
(task
[1])
2810 elif task
[0] == "unload_vim":
2811 self
.logger
.info("order to unload vim {}".format(task
[1]))
2812 self
._unload
_vim
(task
[1])
2813 elif task
[0] == "reload_vim":
2814 self
._reload
_vim
(task
[1])
2815 elif task
[0] == "check_vim":
2816 self
.logger
.info("order to check vim {}".format(task
[1]))
2817 self
._check
_vim
(task
[1])
2819 except Exception as e
:
2820 if isinstance(e
, queue
.Empty
):
2823 self
.logger
.critical(
2824 "Error processing task: {}".format(e
), exc_info
=True
2827 # step 2: process pending_tasks, delete not needed tasks
2829 if self
.tasks_to_delete
:
2830 self
._process
_delete
_db
_tasks
()
2833 # Log RO tasks only when loglevel is DEBUG
2834 if self.logger.getEffectiveLevel() == logging.DEBUG:
2835 _ = self._get_db_all_tasks()
2837 ro_task
= self
._get
_db
_task
()
2839 self
.logger
.warning("Task to process: {}".format(ro_task
))
2841 self
._process
_pending
_tasks
(ro_task
)
2845 except Exception as e
:
2846 self
.logger
.critical(
2847 "Unexpected exception at run: " + str(e
), exc_info
=True
2850 self
.logger
.info("Finishing")