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 unittest
.mock
import Mock
38 from importlib_metadata
import entry_points
39 from osm_common
.dbbase
import DbException
40 from osm_ng_ro
.vim_admin
import LockRenew
41 from osm_ro_plugin
import sdnconn
, vimconn
42 from osm_ro_plugin
.sdn_dummy
import SdnDummyConnector
43 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
,
217 "task={} {} new-net={} created={}".format(
218 task_id
, ro_task
["target_id"], vim_net_id
, created
222 return "BUILD", ro_vim_item_update
223 except (vimconn
.VimConnException
, NsWorkerException
) as e
:
225 "task={} vim={} new-net: {}".format(task_id
, ro_task
["target_id"], e
)
227 ro_vim_item_update
= {
228 "vim_status": "VIM_ERROR",
230 "vim_details": str(e
),
233 return "FAILED", ro_vim_item_update
235 def refresh(self
, ro_task
):
236 """Call VIM to get network status"""
237 ro_task_id
= ro_task
["_id"]
238 target_vim
= self
.my_vims
[ro_task
["target_id"]]
239 vim_id
= ro_task
["vim_info"]["vim_id"]
240 net_to_refresh_list
= [vim_id
]
243 vim_dict
= target_vim
.refresh_nets_status(net_to_refresh_list
)
244 vim_info
= vim_dict
[vim_id
]
246 if vim_info
["status"] == "ACTIVE":
248 elif vim_info
["status"] == "BUILD":
249 task_status
= "BUILD"
251 task_status
= "FAILED"
252 except vimconn
.VimConnException
as e
:
253 # Mark all tasks at VIM_ERROR status
255 "ro_task={} vim={} get-net={}: {}".format(
256 ro_task_id
, ro_task
["target_id"], vim_id
, e
259 vim_info
= {"status": "VIM_ERROR", "error_msg": str(e
)}
260 task_status
= "FAILED"
262 ro_vim_item_update
= {}
263 if ro_task
["vim_info"]["vim_status"] != vim_info
["status"]:
264 ro_vim_item_update
["vim_status"] = vim_info
["status"]
266 if ro_task
["vim_info"]["vim_name"] != vim_info
.get("name"):
267 ro_vim_item_update
["vim_name"] = vim_info
.get("name")
269 if vim_info
["status"] in ("ERROR", "VIM_ERROR"):
270 if ro_task
["vim_info"]["vim_details"] != vim_info
.get("error_msg"):
271 ro_vim_item_update
["vim_details"] = vim_info
.get("error_msg")
272 elif vim_info
["status"] == "DELETED":
273 ro_vim_item_update
["vim_id"] = None
274 ro_vim_item_update
["vim_details"] = "Deleted externally"
276 if ro_task
["vim_info"]["vim_details"] != vim_info
["vim_info"]:
277 ro_vim_item_update
["vim_details"] = vim_info
["vim_info"]
279 if ro_vim_item_update
:
281 "ro_task={} {} get-net={}: status={} {}".format(
283 ro_task
["target_id"],
285 ro_vim_item_update
.get("vim_status"),
286 ro_vim_item_update
.get("vim_details")
287 if ro_vim_item_update
.get("vim_status") != "ACTIVE"
292 return task_status
, ro_vim_item_update
294 def delete(self
, ro_task
, task_index
):
295 task
= ro_task
["tasks"][task_index
]
296 task_id
= task
["task_id"]
297 net_vim_id
= ro_task
["vim_info"]["vim_id"]
298 ro_vim_item_update_ok
= {
299 "vim_status": "DELETED",
301 "vim_details": "DELETED",
306 if net_vim_id
or ro_task
["vim_info"]["created_items"]:
307 target_vim
= self
.my_vims
[ro_task
["target_id"]]
308 target_vim
.delete_network(
309 net_vim_id
, ro_task
["vim_info"]["created_items"]
311 except vimconn
.VimConnNotFoundException
:
312 ro_vim_item_update_ok
["vim_details"] = "already deleted"
313 except vimconn
.VimConnException
as e
:
315 "ro_task={} vim={} del-net={}: {}".format(
316 ro_task
["_id"], ro_task
["target_id"], net_vim_id
, e
319 ro_vim_item_update
= {
320 "vim_status": "VIM_ERROR",
321 "vim_details": "Error while deleting: {}".format(e
),
324 return "FAILED", ro_vim_item_update
327 "task={} {} del-net={} {}".format(
329 ro_task
["target_id"],
331 ro_vim_item_update_ok
.get("vim_details", ""),
335 return "DONE", ro_vim_item_update_ok
338 class VimInteractionVdu(VimInteractionBase
):
339 max_retries_inject_ssh_key
= 20 # 20 times
340 time_retries_inject_ssh_key
= 30 # wevery 30 seconds
342 def new(self
, ro_task
, task_index
, task_depends
):
343 task
= ro_task
["tasks"][task_index
]
344 task_id
= task
["task_id"]
347 target_vim
= self
.my_vims
[ro_task
["target_id"]]
351 params
= task
["params"]
352 params_copy
= deepcopy(params
)
353 net_list
= params_copy
["net_list"]
356 # change task_id into network_id
357 if "net_id" in net
and net
["net_id"].startswith("TASK-"):
358 network_id
= task_depends
[net
["net_id"]]
361 raise NsWorkerException(
362 "Cannot create VM because depends on a network not created or found "
363 "for {}".format(net
["net_id"])
366 net
["net_id"] = network_id
368 if params_copy
["image_id"].startswith("TASK-"):
369 params_copy
["image_id"] = task_depends
[params_copy
["image_id"]]
371 if params_copy
["flavor_id"].startswith("TASK-"):
372 params_copy
["flavor_id"] = task_depends
[params_copy
["flavor_id"]]
374 affinity_group_list
= params_copy
["affinity_group_list"]
375 for affinity_group
in affinity_group_list
:
376 # change task_id into affinity_group_id
377 if "affinity_group_id" in affinity_group
and affinity_group
[
379 ].startswith("TASK-"):
380 affinity_group_id
= task_depends
[
381 affinity_group
["affinity_group_id"]
384 if not affinity_group_id
:
385 raise NsWorkerException(
386 "found for {}".format(affinity_group
["affinity_group_id"])
389 affinity_group
["affinity_group_id"] = affinity_group_id
391 vim_vm_id
, created_items
= target_vim
.new_vminstance(**params_copy
)
392 interfaces
= [iface
["vim_id"] for iface
in params_copy
["net_list"]]
394 ro_vim_item_update
= {
396 "vim_status": "BUILD",
398 "created_items": created_items
,
400 "interfaces_vim_ids": interfaces
,
404 "task={} {} new-vm={} created={}".format(
405 task_id
, ro_task
["target_id"], vim_vm_id
, created
409 return "BUILD", ro_vim_item_update
410 except (vimconn
.VimConnException
, NsWorkerException
) as e
:
412 "task={} {} new-vm: {}".format(task_id
, ro_task
["target_id"], e
)
414 ro_vim_item_update
= {
415 "vim_status": "VIM_ERROR",
417 "vim_details": str(e
),
420 return "FAILED", ro_vim_item_update
422 def delete(self
, ro_task
, task_index
):
423 task
= ro_task
["tasks"][task_index
]
424 task_id
= task
["task_id"]
425 vm_vim_id
= ro_task
["vim_info"]["vim_id"]
426 ro_vim_item_update_ok
= {
427 "vim_status": "DELETED",
429 "vim_details": "DELETED",
434 if vm_vim_id
or ro_task
["vim_info"]["created_items"]:
435 target_vim
= self
.my_vims
[ro_task
["target_id"]]
436 target_vim
.delete_vminstance(
437 vm_vim_id
, ro_task
["vim_info"]["created_items"]
439 except vimconn
.VimConnNotFoundException
:
440 ro_vim_item_update_ok
["vim_details"] = "already deleted"
441 except vimconn
.VimConnException
as e
:
443 "ro_task={} vim={} del-vm={}: {}".format(
444 ro_task
["_id"], ro_task
["target_id"], vm_vim_id
, e
447 ro_vim_item_update
= {
448 "vim_status": "VIM_ERROR",
449 "vim_details": "Error while deleting: {}".format(e
),
452 return "FAILED", ro_vim_item_update
455 "task={} {} del-vm={} {}".format(
457 ro_task
["target_id"],
459 ro_vim_item_update_ok
.get("vim_details", ""),
463 return "DONE", ro_vim_item_update_ok
465 def refresh(self
, ro_task
):
466 """Call VIM to get vm status"""
467 ro_task_id
= ro_task
["_id"]
468 target_vim
= self
.my_vims
[ro_task
["target_id"]]
469 vim_id
= ro_task
["vim_info"]["vim_id"]
474 vm_to_refresh_list
= [vim_id
]
476 vim_dict
= target_vim
.refresh_vms_status(vm_to_refresh_list
)
477 vim_info
= vim_dict
[vim_id
]
479 if vim_info
["status"] == "ACTIVE":
481 elif vim_info
["status"] == "BUILD":
482 task_status
= "BUILD"
484 task_status
= "FAILED"
486 # try to load and parse vim_information
488 vim_info_info
= yaml
.safe_load(vim_info
["vim_info"])
489 if vim_info_info
.get("name"):
490 vim_info
["name"] = vim_info_info
["name"]
493 except vimconn
.VimConnException
as e
:
494 # Mark all tasks at VIM_ERROR status
496 "ro_task={} vim={} get-vm={}: {}".format(
497 ro_task_id
, ro_task
["target_id"], vim_id
, e
500 vim_info
= {"status": "VIM_ERROR", "error_msg": str(e
)}
501 task_status
= "FAILED"
503 ro_vim_item_update
= {}
505 # Interfaces cannot be present if e.g. VM is not present, that is status=DELETED
507 if vim_info
.get("interfaces"):
508 for vim_iface_id
in ro_task
["vim_info"]["interfaces_vim_ids"]:
512 for iface
in vim_info
["interfaces"]
513 if vim_iface_id
== iface
["vim_interface_id"]
518 # iface.pop("vim_info", None)
519 vim_interfaces
.append(iface
)
523 for t
in ro_task
["tasks"]
524 if t
and t
["action"] == "CREATE" and t
["status"] != "FINISHED"
526 if vim_interfaces
and task_create
.get("mgmt_vnf_interface") is not None:
527 vim_interfaces
[task_create
["mgmt_vnf_interface"]][
531 mgmt_vdu_iface
= task_create
.get(
532 "mgmt_vdu_interface", task_create
.get("mgmt_vnf_interface", 0)
535 vim_interfaces
[mgmt_vdu_iface
]["mgmt_vdu_interface"] = True
537 if ro_task
["vim_info"]["interfaces"] != vim_interfaces
:
538 ro_vim_item_update
["interfaces"] = vim_interfaces
540 if ro_task
["vim_info"]["vim_status"] != vim_info
["status"]:
541 ro_vim_item_update
["vim_status"] = vim_info
["status"]
543 if ro_task
["vim_info"]["vim_name"] != vim_info
.get("name"):
544 ro_vim_item_update
["vim_name"] = vim_info
.get("name")
546 if vim_info
["status"] in ("ERROR", "VIM_ERROR"):
547 if ro_task
["vim_info"]["vim_details"] != vim_info
.get("error_msg"):
548 ro_vim_item_update
["vim_details"] = vim_info
.get("error_msg")
549 elif vim_info
["status"] == "DELETED":
550 ro_vim_item_update
["vim_id"] = None
551 ro_vim_item_update
["vim_details"] = "Deleted externally"
553 if ro_task
["vim_info"]["vim_details"] != vim_info
["vim_info"]:
554 ro_vim_item_update
["vim_details"] = vim_info
["vim_info"]
556 if ro_vim_item_update
:
558 "ro_task={} {} get-vm={}: status={} {}".format(
560 ro_task
["target_id"],
562 ro_vim_item_update
.get("vim_status"),
563 ro_vim_item_update
.get("vim_details")
564 if ro_vim_item_update
.get("vim_status") != "ACTIVE"
569 return task_status
, ro_vim_item_update
571 def exec(self
, ro_task
, task_index
, task_depends
):
572 task
= ro_task
["tasks"][task_index
]
573 task_id
= task
["task_id"]
574 target_vim
= self
.my_vims
[ro_task
["target_id"]]
575 db_task_update
= {"retries": 0}
576 retries
= task
.get("retries", 0)
579 params
= task
["params"]
580 params_copy
= deepcopy(params
)
581 params_copy
["ro_key"] = self
.db
.decrypt(
582 params_copy
.pop("private_key"),
583 params_copy
.pop("schema_version"),
584 params_copy
.pop("salt"),
586 params_copy
["ip_addr"] = params_copy
.pop("ip_address")
587 target_vim
.inject_user_key(**params_copy
)
589 "task={} {} action-vm=inject_key".format(task_id
, ro_task
["target_id"])
596 ) # params_copy["key"]
597 except (vimconn
.VimConnException
, NsWorkerException
) as e
:
600 self
.logger
.debug(traceback
.format_exc())
601 if retries
< self
.max_retries_inject_ssh_key
:
607 "next_retry": self
.time_retries_inject_ssh_key
,
612 "task={} {} inject-ssh-key: {}".format(task_id
, ro_task
["target_id"], e
)
614 ro_vim_item_update
= {"vim_details": str(e
)}
616 return "FAILED", ro_vim_item_update
, db_task_update
619 class VimInteractionImage(VimInteractionBase
):
620 def new(self
, ro_task
, task_index
, task_depends
):
621 task
= ro_task
["tasks"][task_index
]
622 task_id
= task
["task_id"]
625 target_vim
= self
.my_vims
[ro_task
["target_id"]]
629 if task
.get("find_params"):
630 vim_images
= target_vim
.get_image_list(**task
["find_params"])
633 raise NsWorkerExceptionNotFound(
634 "Image not found with this criteria: '{}'".format(
638 elif len(vim_images
) > 1:
639 raise NsWorkerException(
640 "More than one image found with this criteria: '{}'".format(
645 vim_image_id
= vim_images
[0]["id"]
647 ro_vim_item_update
= {
648 "vim_id": vim_image_id
,
649 "vim_status": "DONE",
651 "created_items": created_items
,
655 "task={} {} new-image={} created={}".format(
656 task_id
, ro_task
["target_id"], vim_image_id
, created
660 return "DONE", ro_vim_item_update
661 except (NsWorkerException
, vimconn
.VimConnException
) as e
:
663 "task={} {} new-image: {}".format(task_id
, ro_task
["target_id"], e
)
665 ro_vim_item_update
= {
666 "vim_status": "VIM_ERROR",
668 "vim_details": str(e
),
671 return "FAILED", ro_vim_item_update
674 class VimInteractionFlavor(VimInteractionBase
):
675 def delete(self
, ro_task
, task_index
):
676 task
= ro_task
["tasks"][task_index
]
677 task_id
= task
["task_id"]
678 flavor_vim_id
= ro_task
["vim_info"]["vim_id"]
679 ro_vim_item_update_ok
= {
680 "vim_status": "DELETED",
682 "vim_details": "DELETED",
688 target_vim
= self
.my_vims
[ro_task
["target_id"]]
689 target_vim
.delete_flavor(flavor_vim_id
)
690 except vimconn
.VimConnNotFoundException
:
691 ro_vim_item_update_ok
["vim_details"] = "already deleted"
692 except vimconn
.VimConnException
as e
:
694 "ro_task={} vim={} del-flavor={}: {}".format(
695 ro_task
["_id"], ro_task
["target_id"], flavor_vim_id
, e
698 ro_vim_item_update
= {
699 "vim_status": "VIM_ERROR",
700 "vim_details": "Error while deleting: {}".format(e
),
703 return "FAILED", ro_vim_item_update
706 "task={} {} del-flavor={} {}".format(
708 ro_task
["target_id"],
710 ro_vim_item_update_ok
.get("vim_details", ""),
714 return "DONE", ro_vim_item_update_ok
716 def new(self
, ro_task
, task_index
, task_depends
):
717 task
= ro_task
["tasks"][task_index
]
718 task_id
= task
["task_id"]
721 target_vim
= self
.my_vims
[ro_task
["target_id"]]
727 if task
.get("find_params"):
729 flavor_data
= task
["find_params"]["flavor_data"]
730 vim_flavor_id
= target_vim
.get_flavor_id_from_data(flavor_data
)
731 except vimconn
.VimConnNotFoundException
:
734 if not vim_flavor_id
and task
.get("params"):
736 flavor_data
= task
["params"]["flavor_data"]
737 vim_flavor_id
= target_vim
.new_flavor(flavor_data
)
740 ro_vim_item_update
= {
741 "vim_id": vim_flavor_id
,
742 "vim_status": "DONE",
744 "created_items": created_items
,
748 "task={} {} new-flavor={} created={}".format(
749 task_id
, ro_task
["target_id"], vim_flavor_id
, created
753 return "DONE", ro_vim_item_update
754 except (vimconn
.VimConnException
, NsWorkerException
) as e
:
756 "task={} vim={} new-flavor: {}".format(task_id
, ro_task
["target_id"], e
)
758 ro_vim_item_update
= {
759 "vim_status": "VIM_ERROR",
761 "vim_details": str(e
),
764 return "FAILED", ro_vim_item_update
767 class VimInteractionAffinityGroup(VimInteractionBase
):
768 def delete(self
, ro_task
, task_index
):
769 task
= ro_task
["tasks"][task_index
]
770 task_id
= task
["task_id"]
771 affinity_group_vim_id
= ro_task
["vim_info"]["vim_id"]
772 ro_vim_item_update_ok
= {
773 "vim_status": "DELETED",
775 "vim_details": "DELETED",
780 if affinity_group_vim_id
:
781 target_vim
= self
.my_vims
[ro_task
["target_id"]]
782 target_vim
.delete_affinity_group(affinity_group_vim_id
)
783 except vimconn
.VimConnNotFoundException
:
784 ro_vim_item_update_ok
["vim_details"] = "already deleted"
785 except vimconn
.VimConnException
as e
:
787 "ro_task={} vim={} del-affinity-or-anti-affinity-group={}: {}".format(
788 ro_task
["_id"], ro_task
["target_id"], affinity_group_vim_id
, e
791 ro_vim_item_update
= {
792 "vim_status": "VIM_ERROR",
793 "vim_details": "Error while deleting: {}".format(e
),
796 return "FAILED", ro_vim_item_update
799 "task={} {} del-affinity-or-anti-affinity-group={} {}".format(
801 ro_task
["target_id"],
802 affinity_group_vim_id
,
803 ro_vim_item_update_ok
.get("vim_details", ""),
807 return "DONE", ro_vim_item_update_ok
809 def new(self
, ro_task
, task_index
, task_depends
):
810 task
= ro_task
["tasks"][task_index
]
811 task_id
= task
["task_id"]
814 target_vim
= self
.my_vims
[ro_task
["target_id"]]
817 affinity_group_vim_id
= None
818 affinity_group_data
= None
820 if task
.get("params"):
821 affinity_group_data
= task
["params"].get("affinity_group_data")
823 if affinity_group_data
and affinity_group_data
.get("vim-affinity-group-id"):
825 param_affinity_group_id
= task
["params"]["affinity_group_data"].get(
826 "vim-affinity-group-id"
828 affinity_group_vim_id
= target_vim
.get_affinity_group(
829 param_affinity_group_id
831 except vimconn
.VimConnNotFoundException
:
833 "task={} {} new-affinity-or-anti-affinity-group. Provided VIM Affinity Group ID {}"
834 "could not be found at VIM. Creating a new one.".format(
835 task_id
, ro_task
["target_id"], param_affinity_group_id
839 if not affinity_group_vim_id
and affinity_group_data
:
840 affinity_group_vim_id
= target_vim
.new_affinity_group(
845 ro_vim_item_update
= {
846 "vim_id": affinity_group_vim_id
,
847 "vim_status": "DONE",
849 "created_items": created_items
,
853 "task={} {} new-affinity-or-anti-affinity-group={} created={}".format(
854 task_id
, ro_task
["target_id"], affinity_group_vim_id
, created
858 return "DONE", ro_vim_item_update
859 except (vimconn
.VimConnException
, NsWorkerException
) as e
:
861 "task={} vim={} new-affinity-or-anti-affinity-group:"
862 " {}".format(task_id
, ro_task
["target_id"], e
)
864 ro_vim_item_update
= {
865 "vim_status": "VIM_ERROR",
867 "vim_details": str(e
),
870 return "FAILED", ro_vim_item_update
873 class VimInteractionSdnNet(VimInteractionBase
):
875 def _match_pci(port_pci
, mapping
):
877 Check if port_pci matches with mapping
878 mapping can have brackets to indicate that several chars are accepted. e.g
879 pci '0000:af:10.1' matches with '0000:af:1[01].[1357]'
880 :param port_pci: text
881 :param mapping: text, can contain brackets to indicate several chars are available
882 :return: True if matches, False otherwise
884 if not port_pci
or not mapping
:
886 if port_pci
== mapping
:
892 bracket_start
= mapping
.find("[", mapping_index
)
894 if bracket_start
== -1:
897 bracket_end
= mapping
.find("]", bracket_start
)
898 if bracket_end
== -1:
901 length
= bracket_start
- mapping_index
904 and port_pci
[pci_index
: pci_index
+ length
]
905 != mapping
[mapping_index
:bracket_start
]
910 port_pci
[pci_index
+ length
]
911 not in mapping
[bracket_start
+ 1 : bracket_end
]
915 pci_index
+= length
+ 1
916 mapping_index
= bracket_end
+ 1
918 if port_pci
[pci_index
:] != mapping
[mapping_index
:]:
923 def _get_interfaces(self
, vlds_to_connect
, vim_account_id
):
925 :param vlds_to_connect: list with format vnfrs:<id>:vld.<vld_id> or nsrs:<id>:vld.<vld_id>
926 :param vim_account_id:
931 for vld
in vlds_to_connect
:
932 table
, _
, db_id
= vld
.partition(":")
933 db_id
, _
, vld
= db_id
.partition(":")
934 _
, _
, vld_id
= vld
.partition(".")
937 q_filter
= {"vim-account-id": vim_account_id
, "_id": db_id
}
938 iface_key
= "vnf-vld-id"
939 else: # table == "nsrs"
940 q_filter
= {"vim-account-id": vim_account_id
, "nsr-id-ref": db_id
}
941 iface_key
= "ns-vld-id"
943 db_vnfrs
= self
.db
.get_list("vnfrs", q_filter
=q_filter
)
945 for db_vnfr
in db_vnfrs
:
946 for vdu_index
, vdur
in enumerate(db_vnfr
.get("vdur", ())):
947 for iface_index
, interface
in enumerate(vdur
["interfaces"]):
948 if interface
.get(iface_key
) == vld_id
and interface
.get(
950 ) in ("SR-IOV", "PCI-PASSTHROUGH"):
952 interface_
= interface
.copy()
953 interface_
["id"] = "vnfrs:{}:vdu.{}.interfaces.{}".format(
954 db_vnfr
["_id"], vdu_index
, iface_index
957 if vdur
.get("status") == "ERROR":
958 interface_
["status"] = "ERROR"
960 interfaces
.append(interface_
)
964 def refresh(self
, ro_task
):
965 # look for task create
966 task_create_index
, _
= next(
968 for i_t
in enumerate(ro_task
["tasks"])
970 and i_t
[1]["action"] == "CREATE"
971 and i_t
[1]["status"] != "FINISHED"
974 return self
.new(ro_task
, task_create_index
, None)
976 def new(self
, ro_task
, task_index
, task_depends
):
978 task
= ro_task
["tasks"][task_index
]
979 task_id
= task
["task_id"]
980 target_vim
= self
.my_vims
[ro_task
["target_id"]]
982 sdn_net_id
= ro_task
["vim_info"]["vim_id"]
984 created_items
= ro_task
["vim_info"].get("created_items")
985 connected_ports
= ro_task
["vim_info"].get("connected_ports", [])
986 new_connected_ports
= []
987 last_update
= ro_task
["vim_info"].get("last_update", 0)
988 sdn_status
= ro_task
["vim_info"].get("vim_status", "BUILD") or "BUILD"
990 created
= ro_task
["vim_info"].get("created", False)
994 params
= task
["params"]
995 vlds_to_connect
= params
.get("vlds", [])
996 associated_vim
= params
.get("target_vim")
997 # external additional ports
998 additional_ports
= params
.get("sdn-ports") or ()
999 _
, _
, vim_account_id
= (
1001 if associated_vim
is None
1002 else associated_vim
.partition(":")
1006 # get associated VIM
1007 if associated_vim
not in self
.db_vims
:
1008 self
.db_vims
[associated_vim
] = self
.db
.get_one(
1009 "vim_accounts", {"_id": vim_account_id
}
1012 db_vim
= self
.db_vims
[associated_vim
]
1014 # look for ports to connect
1015 ports
= self
._get
_interfaces
(vlds_to_connect
, vim_account_id
)
1019 pending_ports
= error_ports
= 0
1021 sdn_need_update
= False
1024 vlan_used
= port
.get("vlan") or vlan_used
1026 # TODO. Do not connect if already done
1027 if not port
.get("compute_node") or not port
.get("pci"):
1028 if port
.get("status") == "ERROR":
1035 compute_node_mappings
= next(
1038 for c
in db_vim
["config"].get("sdn-port-mapping", ())
1039 if c
and c
["compute_node"] == port
["compute_node"]
1044 if compute_node_mappings
:
1045 # process port_mapping pci of type 0000:af:1[01].[1357]
1049 for p
in compute_node_mappings
["ports"]
1050 if self
._match
_pci
(port
["pci"], p
.get("pci"))
1056 if not db_vim
["config"].get("mapping_not_needed"):
1058 "Port mapping not found for compute_node={} pci={}".format(
1059 port
["compute_node"], port
["pci"]
1066 service_endpoint_id
= "{}:{}".format(port
["compute_node"], port
["pci"])
1068 "service_endpoint_id": pmap
.get("service_endpoint_id")
1069 or service_endpoint_id
,
1070 "service_endpoint_encapsulation_type": "dot1q"
1071 if port
["type"] == "SR-IOV"
1073 "service_endpoint_encapsulation_info": {
1074 "vlan": port
.get("vlan"),
1075 "mac": port
.get("mac-address"),
1076 "device_id": pmap
.get("device_id") or port
["compute_node"],
1077 "device_interface_id": pmap
.get("device_interface_id")
1079 "switch_dpid": pmap
.get("switch_id") or pmap
.get("switch_dpid"),
1080 "switch_port": pmap
.get("switch_port"),
1081 "service_mapping_info": pmap
.get("service_mapping_info"),
1086 # if port["modified_at"] > last_update:
1087 # sdn_need_update = True
1088 new_connected_ports
.append(port
["id"]) # TODO
1089 sdn_ports
.append(new_port
)
1093 "{} interfaces have not been created as VDU is on ERROR status".format(
1098 # connect external ports
1099 for index
, additional_port
in enumerate(additional_ports
):
1100 additional_port_id
= additional_port
.get(
1101 "service_endpoint_id"
1102 ) or "external-{}".format(index
)
1105 "service_endpoint_id": additional_port_id
,
1106 "service_endpoint_encapsulation_type": additional_port
.get(
1107 "service_endpoint_encapsulation_type", "dot1q"
1109 "service_endpoint_encapsulation_info": {
1110 "vlan": additional_port
.get("vlan") or vlan_used
,
1111 "mac": additional_port
.get("mac_address"),
1112 "device_id": additional_port
.get("device_id"),
1113 "device_interface_id": additional_port
.get(
1114 "device_interface_id"
1116 "switch_dpid": additional_port
.get("switch_dpid")
1117 or additional_port
.get("switch_id"),
1118 "switch_port": additional_port
.get("switch_port"),
1119 "service_mapping_info": additional_port
.get(
1120 "service_mapping_info"
1125 new_connected_ports
.append(additional_port_id
)
1128 # if there are more ports to connect or they have been modified, call create/update
1130 sdn_status
= "ERROR"
1131 sdn_info
= "; ".join(error_list
)
1132 elif set(connected_ports
) != set(new_connected_ports
) or sdn_need_update
:
1133 last_update
= time
.time()
1136 if len(sdn_ports
) < 2:
1137 sdn_status
= "ACTIVE"
1139 if not pending_ports
:
1141 "task={} {} new-sdn-net done, less than 2 ports".format(
1142 task_id
, ro_task
["target_id"]
1146 net_type
= params
.get("type") or "ELAN"
1150 ) = target_vim
.create_connectivity_service(net_type
, sdn_ports
)
1153 "task={} {} new-sdn-net={} created={}".format(
1154 task_id
, ro_task
["target_id"], sdn_net_id
, created
1158 created_items
= target_vim
.edit_connectivity_service(
1159 sdn_net_id
, conn_info
=created_items
, connection_points
=sdn_ports
1163 "task={} {} update-sdn-net={} created={}".format(
1164 task_id
, ro_task
["target_id"], sdn_net_id
, created
1168 connected_ports
= new_connected_ports
1170 wim_status_dict
= target_vim
.get_connectivity_service_status(
1171 sdn_net_id
, conn_info
=created_items
1173 sdn_status
= wim_status_dict
["sdn_status"]
1175 if wim_status_dict
.get("sdn_info"):
1176 sdn_info
= str(wim_status_dict
.get("sdn_info")) or ""
1178 if wim_status_dict
.get("error_msg"):
1179 sdn_info
= wim_status_dict
.get("error_msg") or ""
1182 if sdn_status
!= "ERROR":
1183 sdn_info
= "Waiting for getting interfaces location from VIM. Obtained '{}' of {}".format(
1184 len(ports
) - pending_ports
, len(ports
)
1187 if sdn_status
== "ACTIVE":
1188 sdn_status
= "BUILD"
1190 ro_vim_item_update
= {
1191 "vim_id": sdn_net_id
,
1192 "vim_status": sdn_status
,
1194 "created_items": created_items
,
1195 "connected_ports": connected_ports
,
1196 "vim_details": sdn_info
,
1197 "last_update": last_update
,
1200 return sdn_status
, ro_vim_item_update
1201 except Exception as e
:
1203 "task={} vim={} new-net: {}".format(task_id
, ro_task
["target_id"], e
),
1204 exc_info
=not isinstance(
1205 e
, (sdnconn
.SdnConnectorError
, vimconn
.VimConnException
)
1208 ro_vim_item_update
= {
1209 "vim_status": "VIM_ERROR",
1211 "vim_details": str(e
),
1214 return "FAILED", ro_vim_item_update
1216 def delete(self
, ro_task
, task_index
):
1217 task
= ro_task
["tasks"][task_index
]
1218 task_id
= task
["task_id"]
1219 sdn_vim_id
= ro_task
["vim_info"].get("vim_id")
1220 ro_vim_item_update_ok
= {
1221 "vim_status": "DELETED",
1223 "vim_details": "DELETED",
1229 target_vim
= self
.my_vims
[ro_task
["target_id"]]
1230 target_vim
.delete_connectivity_service(
1231 sdn_vim_id
, ro_task
["vim_info"].get("created_items")
1234 except Exception as e
:
1236 isinstance(e
, sdnconn
.SdnConnectorError
)
1237 and e
.http_code
== HTTPStatus
.NOT_FOUND
.value
1239 ro_vim_item_update_ok
["vim_details"] = "already deleted"
1242 "ro_task={} vim={} del-sdn-net={}: {}".format(
1243 ro_task
["_id"], ro_task
["target_id"], sdn_vim_id
, e
1245 exc_info
=not isinstance(
1246 e
, (sdnconn
.SdnConnectorError
, vimconn
.VimConnException
)
1249 ro_vim_item_update
= {
1250 "vim_status": "VIM_ERROR",
1251 "vim_details": "Error while deleting: {}".format(e
),
1254 return "FAILED", ro_vim_item_update
1257 "task={} {} del-sdn-net={} {}".format(
1259 ro_task
["target_id"],
1261 ro_vim_item_update_ok
.get("vim_details", ""),
1265 return "DONE", ro_vim_item_update_ok
1268 class NsWorker(threading
.Thread
):
1269 REFRESH_BUILD
= 5 # 5 seconds
1270 REFRESH_ACTIVE
= 60 # 1 minute
1272 REFRESH_IMAGE
= 3600 * 10
1273 REFRESH_DELETE
= 3600 * 10
1277 def __init__(self
, worker_index
, config
, plugins
, db
):
1280 :param worker_index: thread index
1281 :param config: general configuration of RO, among others the process_id with the docker id where it runs
1282 :param plugins: global shared dict with the loaded plugins
1283 :param db: database class instance to use
1285 threading
.Thread
.__init
__(self
)
1286 self
.config
= config
1287 self
.plugins
= plugins
1288 self
.plugin_name
= "unknown"
1289 self
.logger
= logging
.getLogger("ro.worker{}".format(worker_index
))
1290 self
.worker_index
= worker_index
1291 self
.task_queue
= queue
.Queue(self
.QUEUE_SIZE
)
1292 # targetvim: vimplugin class
1294 # targetvim: vim information from database
1297 self
.vim_targets
= []
1298 self
.my_id
= config
["process_id"] + ":" + str(worker_index
)
1301 "net": VimInteractionNet(self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
),
1302 "vdu": VimInteractionVdu(self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
),
1303 "image": VimInteractionImage(
1304 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1306 "flavor": VimInteractionFlavor(
1307 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1309 "sdn_net": VimInteractionSdnNet(
1310 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1312 "affinity-or-anti-affinity-group": VimInteractionAffinityGroup(
1313 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1316 self
.time_last_task_processed
= None
1317 # lists of tasks to delete because nsrs or vnfrs has been deleted from db
1318 self
.tasks_to_delete
= []
1319 # it is idle when there are not vim_targets associated
1321 self
.task_locked_time
= config
["global"]["task_locked_time"]
1323 def insert_task(self
, task
):
1325 self
.task_queue
.put(task
, False)
1328 raise NsWorkerException("timeout inserting a task")
1330 def terminate(self
):
1331 self
.insert_task("exit")
1333 def del_task(self
, task
):
1334 with self
.task_lock
:
1335 if task
["status"] == "SCHEDULED":
1336 task
["status"] = "SUPERSEDED"
1338 else: # task["status"] == "processing"
1339 self
.task_lock
.release()
1342 def _process_vim_config(self
, target_id
, db_vim
):
1344 Process vim config, creating vim configuration files as ca_cert
1345 :param target_id: vim/sdn/wim + id
1346 :param db_vim: Vim dictionary obtained from database
1347 :return: None. Modifies vim. Creates a folder target_id:worker_index and several files
1349 if not db_vim
.get("config"):
1355 if db_vim
["config"].get("ca_cert_content"):
1356 file_name
= "{}:{}".format(target_id
, self
.worker_index
)
1360 except FileExistsError
:
1363 file_name
= file_name
+ "/ca_cert"
1365 with
open(file_name
, "w") as f
:
1366 f
.write(db_vim
["config"]["ca_cert_content"])
1367 del db_vim
["config"]["ca_cert_content"]
1368 db_vim
["config"]["ca_cert"] = file_name
1369 except Exception as e
:
1370 raise NsWorkerException(
1371 "Error writing to file '{}': {}".format(file_name
, e
)
1374 def _load_plugin(self
, name
, type="vim"):
1375 # type can be vim or sdn
1376 if "rovim_dummy" not in self
.plugins
:
1377 self
.plugins
["rovim_dummy"] = VimDummyConnector
1379 if "rosdn_dummy" not in self
.plugins
:
1380 self
.plugins
["rosdn_dummy"] = SdnDummyConnector
1382 if name
in self
.plugins
:
1383 return self
.plugins
[name
]
1386 for ep
in entry_points(group
="osm_ro{}.plugins".format(type), name
=name
):
1387 self
.plugins
[name
] = ep
.load()
1388 except Exception as e
:
1389 raise NsWorkerException("Cannot load plugin osm_{}: {}".format(name
, e
))
1391 if name
and name
not in self
.plugins
:
1392 raise NsWorkerException(
1393 "Plugin 'osm_{n}' has not been installed".format(n
=name
)
1396 return self
.plugins
[name
]
1398 def _unload_vim(self
, target_id
):
1400 Unload a vim_account. Removes it from self db_vims dictionary, my_vims dictionary and vim_targets list
1401 :param target_id: Contains type:_id; where type can be 'vim', ...
1405 self
.db_vims
.pop(target_id
, None)
1406 self
.my_vims
.pop(target_id
, None)
1408 if target_id
in self
.vim_targets
:
1409 self
.vim_targets
.remove(target_id
)
1411 self
.logger
.info("Unloaded {}".format(target_id
))
1412 rmtree("{}:{}".format(target_id
, self
.worker_index
))
1413 except FileNotFoundError
:
1414 pass # this is raised by rmtree if folder does not exist
1415 except Exception as e
:
1416 self
.logger
.error("Cannot unload {}: {}".format(target_id
, e
))
1418 def _check_vim(self
, target_id
):
1420 Load a VIM/SDN/WIM (if not loaded) and check connectivity, updating database with ENABLE or ERROR
1421 :param target_id: Contains type:_id; type can be 'vim', 'sdn' or 'wim'
1424 target
, _
, _id
= target_id
.partition(":")
1430 loaded
= target_id
in self
.vim_targets
1440 step
= "Getting {} from db".format(target_id
)
1441 db_vim
= self
.db
.get_one(target_database
, {"_id": _id
})
1443 for op_index
, operation
in enumerate(
1444 db_vim
["_admin"].get("operations", ())
1446 if operation
["operationState"] != "PROCESSING":
1449 locked_at
= operation
.get("locked_at")
1451 if locked_at
is not None and locked_at
>= now
- self
.task_locked_time
:
1452 # some other thread is doing this operation
1456 op_text
= "_admin.operations.{}.".format(op_index
)
1458 if not self
.db
.set_one(
1462 op_text
+ "operationState": "PROCESSING",
1463 op_text
+ "locked_at": locked_at
,
1466 op_text
+ "locked_at": now
,
1467 "admin.current_operation": op_index
,
1469 fail_on_empty
=False,
1473 unset_dict
[op_text
+ "locked_at"] = None
1474 unset_dict
["current_operation"] = None
1475 step
= "Loading " + target_id
1476 error_text
= self
._load
_vim
(target_id
)
1479 step
= "Checking connectivity"
1482 self
.my_vims
[target_id
].check_vim_connectivity()
1484 self
.my_vims
[target_id
].check_credentials()
1486 update_dict
["_admin.operationalState"] = "ENABLED"
1487 update_dict
["_admin.detailed-status"] = ""
1488 unset_dict
[op_text
+ "detailed-status"] = None
1489 update_dict
[op_text
+ "operationState"] = "COMPLETED"
1493 except Exception as e
:
1494 error_text
= "{}: {}".format(step
, e
)
1495 self
.logger
.error("{} for {}: {}".format(step
, target_id
, e
))
1498 if update_dict
or unset_dict
:
1500 update_dict
[op_text
+ "operationState"] = "FAILED"
1501 update_dict
[op_text
+ "detailed-status"] = error_text
1502 unset_dict
.pop(op_text
+ "detailed-status", None)
1503 update_dict
["_admin.operationalState"] = "ERROR"
1504 update_dict
["_admin.detailed-status"] = error_text
1507 update_dict
[op_text
+ "statusEnteredTime"] = now
1511 q_filter
={"_id": _id
},
1512 update_dict
=update_dict
,
1514 fail_on_empty
=False,
1518 self
._unload
_vim
(target_id
)
1520 def _reload_vim(self
, target_id
):
1521 if target_id
in self
.vim_targets
:
1522 self
._load
_vim
(target_id
)
1524 # if the vim is not loaded, but database information of VIM is cached at self.db_vims,
1525 # just remove it to force load again next time it is needed
1526 self
.db_vims
.pop(target_id
, None)
1528 def _load_vim(self
, target_id
):
1530 Load or reload a vim_account, sdn_controller or wim_account.
1531 Read content from database, load the plugin if not loaded.
1532 In case of error loading the plugin, it load a failing VIM_connector
1533 It fills self db_vims dictionary, my_vims dictionary and vim_targets list
1534 :param target_id: Contains type:_id; where type can be 'vim', ...
1535 :return: None if ok, descriptive text if error
1537 target
, _
, _id
= target_id
.partition(":")
1549 step
= "Getting {}={} from db".format(target
, _id
)
1550 # TODO process for wim, sdnc, ...
1551 vim
= self
.db
.get_one(target_database
, {"_id": _id
})
1553 # if deep_get(vim, "config", "sdn-controller"):
1554 # step = "Getting sdn-controller-id='{}' from db".format(vim["config"]["sdn-controller"])
1555 # db_sdn = self.db.get_one("sdns", {"_id": vim["config"]["sdn-controller"]})
1557 step
= "Decrypting password"
1558 schema_version
= vim
.get("schema_version")
1559 self
.db
.encrypt_decrypt_fields(
1562 fields
=("password", "secret"),
1563 schema_version
=schema_version
,
1566 self
._process
_vim
_config
(target_id
, vim
)
1569 plugin_name
= "rovim_" + vim
["vim_type"]
1570 step
= "Loading plugin '{}'".format(plugin_name
)
1571 vim_module_conn
= self
._load
_plugin
(plugin_name
)
1572 step
= "Loading {}'".format(target_id
)
1573 self
.my_vims
[target_id
] = vim_module_conn(
1576 tenant_id
=vim
.get("vim_tenant_id"),
1577 tenant_name
=vim
.get("vim_tenant_name"),
1580 user
=vim
["vim_user"],
1581 passwd
=vim
["vim_password"],
1582 config
=vim
.get("config") or {},
1586 plugin_name
= "rosdn_" + (vim
.get("type") or vim
.get("wim_type"))
1587 step
= "Loading plugin '{}'".format(plugin_name
)
1588 vim_module_conn
= self
._load
_plugin
(plugin_name
, "sdn")
1589 step
= "Loading {}'".format(target_id
)
1591 wim_config
= wim
.pop("config", {}) or {}
1592 wim
["uuid"] = wim
["_id"]
1593 if "url" in wim
and "wim_url" not in wim
:
1594 wim
["wim_url"] = wim
["url"]
1595 elif "url" not in wim
and "wim_url" in wim
:
1596 wim
["url"] = wim
["wim_url"]
1599 wim_config
["dpid"] = wim
.pop("dpid")
1601 if wim
.get("switch_id"):
1602 wim_config
["switch_id"] = wim
.pop("switch_id")
1604 # wim, wim_account, config
1605 self
.my_vims
[target_id
] = vim_module_conn(wim
, wim
, wim_config
)
1606 self
.db_vims
[target_id
] = vim
1607 self
.error_status
= None
1610 "Connector loaded for {}, plugin={}".format(target_id
, plugin_name
)
1612 except Exception as e
:
1614 "Cannot load {} plugin={}: {} {}".format(
1615 target_id
, plugin_name
, step
, e
1619 self
.db_vims
[target_id
] = vim
or {}
1620 self
.db_vims
[target_id
] = FailingConnector(str(e
))
1621 error_status
= "{} Error: {}".format(step
, e
)
1625 if target_id
not in self
.vim_targets
:
1626 self
.vim_targets
.append(target_id
)
1628 def _get_db_task(self
):
1630 Read actions from database and reload them at memory. Fill self.refresh_list, pending_list, vim_actions
1635 if not self
.time_last_task_processed
:
1636 self
.time_last_task_processed
= now
1641 # Log RO tasks only when loglevel is DEBUG
1642 if self.logger.getEffectiveLevel() == logging.DEBUG:
1649 + str(self.task_locked_time)
1651 + "time_last_task_processed="
1652 + str(self.time_last_task_processed)
1658 locked
= self
.db
.set_one(
1661 "target_id": self
.vim_targets
,
1662 "tasks.status": ["SCHEDULED", "BUILD", "DONE", "FAILED"],
1663 "locked_at.lt": now
- self
.task_locked_time
,
1664 "to_check_at.lt": self
.time_last_task_processed
,
1666 update_dict
={"locked_by": self
.my_id
, "locked_at": now
},
1667 fail_on_empty
=False,
1672 ro_task
= self
.db
.get_one(
1675 "target_id": self
.vim_targets
,
1676 "tasks.status": ["SCHEDULED", "BUILD", "DONE", "FAILED"],
1682 if self
.time_last_task_processed
== now
:
1683 self
.time_last_task_processed
= None
1686 self
.time_last_task_processed
= now
1687 # self.time_last_task_processed = min(self.time_last_task_processed + 1000, now)
1689 except DbException
as e
:
1690 self
.logger
.error("Database exception at _get_db_task: {}".format(e
))
1691 except Exception as e
:
1692 self
.logger
.critical(
1693 "Unexpected exception at _get_db_task: {}".format(e
), exc_info
=True
1698 def _get_db_all_tasks(self
):
1700 Read all content of table ro_tasks to log it
1704 # Checking the content of the BD:
1707 ro_task
= self
.db
.get_list("ro_tasks")
1709 self
._log
_ro
_task
(rt
, None, None, "TASK_WF", "GET_ALL_TASKS")
1712 except DbException
as e
:
1713 self
.logger
.error("Database exception at _get_db_all_tasks: {}".format(e
))
1714 except Exception as e
:
1715 self
.logger
.critical(
1716 "Unexpected exception at _get_db_all_tasks: {}".format(e
), exc_info
=True
1721 def _log_ro_task(self
, ro_task
, db_ro_task_update
, db_ro_task_delete
, mark
, event
):
1723 Generate a log with the following format:
1725 Mark;Event;ro_task_id;locked_at;modified_at;created_at;to_check_at;locked_by;
1726 target_id;vim_info.refresh_at;vim_info;no_of_tasks;task_status;action_id;
1727 task_array_index;task_id;task_action;task_item;task_args
1731 TASK_WF;GET_TASK;888f1864-749a-4fc2-bc1a-97c0fffd6a6f:2;1642158724.8210013;
1732 1642158640.7986135;1642158640.7986135;1642158640.7986135;b134c9494e75:0a
1733 ;vim:b7ff9e24-8868-4d68-8a57-a59dc11d0327;None;{'created': False,
1734 'created_items': None, 'vim_id': None, 'vim_name': None, 'vim_status': None,
1735 'vim_details': None, 'refresh_at': None};1;SCHEDULED;
1736 888f1864-749a-4fc2-bc1a-97c0fffd6a6f;0;888f1864-749a-4fc2-bc1a-97c0fffd6a6f:2;
1737 CREATE;image;{'filter_dict': {'name': 'ubuntu-os-cloud:image-family:ubuntu-1804-lts'}}
1742 if ro_task
is not None and isinstance(ro_task
, dict):
1743 for t
in ro_task
["tasks"]:
1747 line
.append(ro_task
.get("_id", ""))
1748 line
.append(str(ro_task
.get("locked_at", "")))
1749 line
.append(str(ro_task
.get("modified_at", "")))
1750 line
.append(str(ro_task
.get("created_at", "")))
1751 line
.append(str(ro_task
.get("to_check_at", "")))
1752 line
.append(str(ro_task
.get("locked_by", "")))
1753 line
.append(str(ro_task
.get("target_id", "")))
1754 line
.append(str(ro_task
.get("vim_info", {}).get("refresh_at", "")))
1755 line
.append(str(ro_task
.get("vim_info", "")))
1756 line
.append(str(ro_task
.get("tasks", "")))
1757 if isinstance(t
, dict):
1758 line
.append(str(t
.get("status", "")))
1759 line
.append(str(t
.get("action_id", "")))
1761 line
.append(str(t
.get("task_id", "")))
1762 line
.append(str(t
.get("action", "")))
1763 line
.append(str(t
.get("item", "")))
1764 line
.append(str(t
.get("find_params", "")))
1765 line
.append(str(t
.get("params", "")))
1767 line
.extend([""] * 2)
1769 line
.extend([""] * 5)
1772 self
.logger
.debug(";".join(line
))
1773 elif db_ro_task_update
is not None and isinstance(db_ro_task_update
, dict):
1776 st
= "tasks.{}.status".format(i
)
1777 if st
not in db_ro_task_update
:
1782 line
.append(db_ro_task_update
.get("_id", ""))
1783 line
.append(str(db_ro_task_update
.get("locked_at", "")))
1784 line
.append(str(db_ro_task_update
.get("modified_at", "")))
1786 line
.append(str(db_ro_task_update
.get("to_check_at", "")))
1787 line
.append(str(db_ro_task_update
.get("locked_by", "")))
1789 line
.append(str(db_ro_task_update
.get("vim_info.refresh_at", "")))
1791 line
.append(str(db_ro_task_update
.get("vim_info", "")))
1792 line
.append(str(str(db_ro_task_update
).count(".status")))
1793 line
.append(db_ro_task_update
.get(st
, ""))
1796 line
.extend([""] * 3)
1798 self
.logger
.debug(";".join(line
))
1800 elif db_ro_task_delete
is not None and isinstance(db_ro_task_delete
, dict):
1804 line
.append(db_ro_task_delete
.get("_id", ""))
1806 line
.append(db_ro_task_delete
.get("modified_at", ""))
1807 line
.extend([""] * 13)
1808 self
.logger
.debug(";".join(line
))
1814 line
.extend([""] * 16)
1815 self
.logger
.debug(";".join(line
))
1817 except Exception as e
:
1818 self
.logger
.error("Error logging ro_task: {}".format(e
))
1820 def _delete_task(self
, ro_task
, task_index
, task_depends
, db_update
):
1822 Determine if this task need to be done or superseded
1825 my_task
= ro_task
["tasks"][task_index
]
1826 task_id
= my_task
["task_id"]
1827 needed_delete
= ro_task
["vim_info"]["created"] or ro_task
["vim_info"].get(
1828 "created_items", False
1831 if my_task
["status"] == "FAILED":
1832 return None, None # TODO need to be retry??
1835 for index
, task
in enumerate(ro_task
["tasks"]):
1836 if index
== task_index
or not task
:
1840 my_task
["target_record"] == task
["target_record"]
1841 and task
["action"] == "CREATE"
1844 db_update
["tasks.{}.status".format(index
)] = task
[
1847 elif task
["action"] == "CREATE" and task
["status"] not in (
1851 needed_delete
= False
1854 return self
.item2class
[my_task
["item"]].delete(ro_task
, task_index
)
1856 return "SUPERSEDED", None
1857 except Exception as e
:
1858 if not isinstance(e
, NsWorkerException
):
1859 self
.logger
.critical(
1860 "Unexpected exception at _delete_task task={}: {}".format(
1866 return "FAILED", {"vim_status": "VIM_ERROR", "vim_details": str(e
)}
1868 def _create_task(self
, ro_task
, task_index
, task_depends
, db_update
):
1870 Determine if this task need to create something at VIM
1873 my_task
= ro_task
["tasks"][task_index
]
1874 task_id
= my_task
["task_id"]
1877 if my_task
["status"] == "FAILED":
1878 return None, None # TODO need to be retry??
1879 elif my_task
["status"] == "SCHEDULED":
1880 # check if already created by another task
1881 for index
, task
in enumerate(ro_task
["tasks"]):
1882 if index
== task_index
or not task
:
1885 if task
["action"] == "CREATE" and task
["status"] not in (
1890 return task
["status"], "COPY_VIM_INFO"
1893 task_status
, ro_vim_item_update
= self
.item2class
[my_task
["item"]].new(
1894 ro_task
, task_index
, task_depends
1896 # TODO update other CREATE tasks
1897 except Exception as e
:
1898 if not isinstance(e
, NsWorkerException
):
1900 "Error executing task={}: {}".format(task_id
, e
), exc_info
=True
1903 task_status
= "FAILED"
1904 ro_vim_item_update
= {"vim_status": "VIM_ERROR", "vim_details": str(e
)}
1905 # TODO update ro_vim_item_update
1907 return task_status
, ro_vim_item_update
1911 def _get_dependency(self
, task_id
, ro_task
=None, target_id
=None):
1913 Look for dependency task
1914 :param task_id: Can be one of
1915 1. target_vim+blank+task.target_record_id: "(vim|sdn|wim):<id> (vnfrs|nsrs):(vld|vdu|flavor|image).<id>"
1916 2. task.target_record_id: "(vnfrs|nsrs):(vld|vdu|flavor|image).<id>"
1917 3. task.task_id: "<action_id>:number"
1920 :return: database ro_task plus index of task
1923 task_id
.startswith("vim:")
1924 or task_id
.startswith("sdn:")
1925 or task_id
.startswith("wim:")
1927 target_id
, _
, task_id
= task_id
.partition(" ")
1929 if task_id
.startswith("nsrs:") or task_id
.startswith("vnfrs:"):
1930 ro_task_dependency
= self
.db
.get_one(
1932 q_filter
={"target_id": target_id
, "tasks.target_record_id": task_id
},
1933 fail_on_empty
=False,
1936 if ro_task_dependency
:
1937 for task_index
, task
in enumerate(ro_task_dependency
["tasks"]):
1938 if task
["target_record_id"] == task_id
:
1939 return ro_task_dependency
, task_index
1943 for task_index
, task
in enumerate(ro_task
["tasks"]):
1944 if task
and task
["task_id"] == task_id
:
1945 return ro_task
, task_index
1947 ro_task_dependency
= self
.db
.get_one(
1950 "tasks.ANYINDEX.task_id": task_id
,
1951 "tasks.ANYINDEX.target_record.ne": None,
1953 fail_on_empty
=False,
1956 if ro_task_dependency
:
1957 for task_index
, task
in ro_task_dependency
["tasks"]:
1958 if task
["task_id"] == task_id
:
1959 return ro_task_dependency
, task_index
1960 raise NsWorkerException("Cannot get depending task {}".format(task_id
))
1962 def _process_pending_tasks(self
, ro_task
):
1963 ro_task_id
= ro_task
["_id"]
1966 next_check_at
= now
+ (24 * 60 * 60)
1967 db_ro_task_update
= {}
1969 def _update_refresh(new_status
):
1970 # compute next_refresh
1972 nonlocal next_check_at
1973 nonlocal db_ro_task_update
1976 next_refresh
= time
.time()
1978 if task
["item"] in ("image", "flavor"):
1979 next_refresh
+= self
.REFRESH_IMAGE
1980 elif new_status
== "BUILD":
1981 next_refresh
+= self
.REFRESH_BUILD
1982 elif new_status
== "DONE":
1983 next_refresh
+= self
.REFRESH_ACTIVE
1985 next_refresh
+= self
.REFRESH_ERROR
1987 next_check_at
= min(next_check_at
, next_refresh
)
1988 db_ro_task_update
["vim_info.refresh_at"] = next_refresh
1989 ro_task
["vim_info"]["refresh_at"] = next_refresh
1993 # Log RO tasks only when loglevel is DEBUG
1994 if self.logger.getEffectiveLevel() == logging.DEBUG:
1995 self._log_ro_task(ro_task, None, None, "TASK_WF", "GET_TASK")
1997 # 0: get task_status_create
1999 task_status_create
= None
2003 for t
in ro_task
["tasks"]
2005 and t
["action"] == "CREATE"
2006 and t
["status"] in ("BUILD", "DONE")
2012 task_status_create
= task_create
["status"]
2014 # 1: look for tasks in status SCHEDULED, or in status CREATE if action is DONE or BUILD
2015 for task_action
in ("DELETE", "CREATE", "EXEC"):
2016 db_vim_update
= None
2019 for task_index
, task
in enumerate(ro_task
["tasks"]):
2021 continue # task deleted
2024 target_update
= None
2028 task_action
in ("DELETE", "EXEC")
2029 and task
["status"] not in ("SCHEDULED", "BUILD")
2031 or task
["action"] != task_action
2033 task_action
== "CREATE"
2034 and task
["status"] in ("FINISHED", "SUPERSEDED")
2039 task_path
= "tasks.{}.status".format(task_index
)
2041 db_vim_info_update
= None
2043 if task
["status"] == "SCHEDULED":
2044 # check if tasks that this depends on have been completed
2045 dependency_not_completed
= False
2047 for dependency_task_id
in task
.get("depends_on") or ():
2050 dependency_task_index
,
2051 ) = self
._get
_dependency
(
2052 dependency_task_id
, target_id
=ro_task
["target_id"]
2054 dependency_task
= dependency_ro_task
["tasks"][
2055 dependency_task_index
2058 if dependency_task
["status"] == "SCHEDULED":
2059 dependency_not_completed
= True
2060 next_check_at
= min(
2061 next_check_at
, dependency_ro_task
["to_check_at"]
2063 # must allow dependent task to be processed first
2064 # to do this set time after last_task_processed
2065 next_check_at
= max(
2066 self
.time_last_task_processed
, next_check_at
2069 elif dependency_task
["status"] == "FAILED":
2070 error_text
= "Cannot {} {} because depends on failed {} {} id={}): {}".format(
2073 dependency_task
["action"],
2074 dependency_task
["item"],
2076 dependency_ro_task
["vim_info"].get(
2081 "task={} {}".format(task
["task_id"], error_text
)
2083 raise NsWorkerException(error_text
)
2085 task_depends
[dependency_task_id
] = dependency_ro_task
[
2089 "TASK-{}".format(dependency_task_id
)
2090 ] = dependency_ro_task
["vim_info"]["vim_id"]
2092 if dependency_not_completed
:
2093 # TODO set at vim_info.vim_details that it is waiting
2096 # before calling VIM-plugin as it can take more than task_locked_time, insert to LockRenew
2097 # the task of renew this locking. It will update database locket_at periodically
2099 lock_object
= LockRenew
.add_lock_object(
2100 "ro_tasks", ro_task
, self
2103 if task
["action"] == "DELETE":
2104 (new_status
, db_vim_info_update
,) = self
._delete
_task
(
2105 ro_task
, task_index
, task_depends
, db_ro_task_update
2108 "FINISHED" if new_status
== "DONE" else new_status
2110 # ^with FINISHED instead of DONE it will not be refreshing
2112 if new_status
in ("FINISHED", "SUPERSEDED"):
2113 target_update
= "DELETE"
2114 elif task
["action"] == "EXEC":
2119 ) = self
.item2class
[task
["item"]].exec(
2120 ro_task
, task_index
, task_depends
2123 "FINISHED" if new_status
== "DONE" else new_status
2125 # ^with FINISHED instead of DONE it will not be refreshing
2128 # load into database the modified db_task_update "retries" and "next_retry"
2129 if db_task_update
.get("retries"):
2131 "tasks.{}.retries".format(task_index
)
2132 ] = db_task_update
["retries"]
2134 next_check_at
= time
.time() + db_task_update
.get(
2137 target_update
= None
2138 elif task
["action"] == "CREATE":
2139 if task
["status"] == "SCHEDULED":
2140 if task_status_create
:
2141 new_status
= task_status_create
2142 target_update
= "COPY_VIM_INFO"
2144 new_status
, db_vim_info_update
= self
.item2class
[
2146 ].new(ro_task
, task_index
, task_depends
)
2147 # self._create_task(ro_task, task_index, task_depends, db_ro_task_update)
2148 _update_refresh(new_status
)
2151 ro_task
["vim_info"]["refresh_at"]
2152 and now
> ro_task
["vim_info"]["refresh_at"]
2154 new_status
, db_vim_info_update
= self
.item2class
[
2157 _update_refresh(new_status
)
2159 # The refresh is updated to avoid set the value of "refresh_at" to
2160 # default value (next_check_at = now + (24 * 60 * 60)) when status is BUILD,
2161 # because it can happen that in this case the task is never processed
2162 _update_refresh(task
["status"])
2164 except Exception as e
:
2165 new_status
= "FAILED"
2166 db_vim_info_update
= {
2167 "vim_status": "VIM_ERROR",
2168 "vim_details": str(e
),
2172 e
, (NsWorkerException
, vimconn
.VimConnException
)
2175 "Unexpected exception at _delete_task task={}: {}".format(
2182 if db_vim_info_update
:
2183 db_vim_update
= db_vim_info_update
.copy()
2184 db_ro_task_update
.update(
2187 for k
, v
in db_vim_info_update
.items()
2190 ro_task
["vim_info"].update(db_vim_info_update
)
2193 if task_action
== "CREATE":
2194 task_status_create
= new_status
2195 db_ro_task_update
[task_path
] = new_status
2197 if target_update
or db_vim_update
:
2198 if target_update
== "DELETE":
2199 self
._update
_target
(task
, None)
2200 elif target_update
== "COPY_VIM_INFO":
2201 self
._update
_target
(task
, ro_task
["vim_info"])
2203 self
._update
_target
(task
, db_vim_update
)
2205 except Exception as e
:
2207 isinstance(e
, DbException
)
2208 and e
.http_code
== HTTPStatus
.NOT_FOUND
2210 # if the vnfrs or nsrs has been removed from database, this task must be removed
2212 "marking to delete task={}".format(task
["task_id"])
2214 self
.tasks_to_delete
.append(task
)
2217 "Unexpected exception at _update_target task={}: {}".format(
2223 locked_at
= ro_task
["locked_at"]
2227 lock_object
["locked_at"],
2228 lock_object
["locked_at"] + self
.task_locked_time
,
2230 # locked_at contains two times to avoid race condition. In case the lock has been renew, it will
2231 # contain exactly locked_at + self.task_locked_time
2232 LockRenew
.remove_lock_object(lock_object
)
2235 "_id": ro_task
["_id"],
2236 "to_check_at": ro_task
["to_check_at"],
2237 "locked_at": locked_at
,
2239 # modify own task. Try filtering by to_next_check. For race condition if to_check_at has been modified,
2240 # outside this task (by ro_nbi) do not update it
2241 db_ro_task_update
["locked_by"] = None
2242 # locked_at converted to int only for debugging. When has not decimals it means it has been unlocked
2243 db_ro_task_update
["locked_at"] = int(now
- self
.task_locked_time
)
2244 db_ro_task_update
["modified_at"] = now
2245 db_ro_task_update
["to_check_at"] = next_check_at
2248 # Log RO tasks only when loglevel is DEBUG
2249 if self.logger.getEffectiveLevel() == logging.DEBUG:
2250 db_ro_task_update_log = db_ro_task_update.copy()
2251 db_ro_task_update_log["_id"] = q_filter["_id"]
2252 self._log_ro_task(None, db_ro_task_update_log, None, "TASK_WF", "SET_TASK")
2255 if not self
.db
.set_one(
2257 update_dict
=db_ro_task_update
,
2259 fail_on_empty
=False,
2261 del db_ro_task_update
["to_check_at"]
2262 del q_filter
["to_check_at"]
2264 # Log RO tasks only when loglevel is DEBUG
2265 if self.logger.getEffectiveLevel() == logging.DEBUG:
2268 db_ro_task_update_log,
2271 "SET_TASK " + str(q_filter),
2277 update_dict
=db_ro_task_update
,
2280 except DbException
as e
:
2282 "ro_task={} Error updating database {}".format(ro_task_id
, e
)
2284 except Exception as e
:
2286 "Error executing ro_task={}: {}".format(ro_task_id
, e
), exc_info
=True
2289 def _update_target(self
, task
, ro_vim_item_update
):
2290 table
, _
, temp
= task
["target_record"].partition(":")
2291 _id
, _
, path_vim_status
= temp
.partition(":")
2292 path_item
= path_vim_status
[: path_vim_status
.rfind(".")]
2293 path_item
= path_item
[: path_item
.rfind(".")]
2294 # path_vim_status: dot separated list targeting vim information, e.g. "vdur.10.vim_info.vim:id"
2295 # path_item: dot separated list targeting record information, e.g. "vdur.10"
2297 if ro_vim_item_update
:
2299 path_vim_status
+ "." + k
: v
2300 for k
, v
in ro_vim_item_update
.items()
2302 in ("vim_id", "vim_details", "vim_name", "vim_status", "interfaces")
2305 if path_vim_status
.startswith("vdur."):
2306 # for backward compatibility, add vdur.name apart from vdur.vim_name
2307 if ro_vim_item_update
.get("vim_name"):
2308 update_dict
[path_item
+ ".name"] = ro_vim_item_update
["vim_name"]
2310 # for backward compatibility, add vdur.vim-id apart from vdur.vim_id
2311 if ro_vim_item_update
.get("vim_id"):
2312 update_dict
[path_item
+ ".vim-id"] = ro_vim_item_update
["vim_id"]
2314 # update general status
2315 if ro_vim_item_update
.get("vim_status"):
2316 update_dict
[path_item
+ ".status"] = ro_vim_item_update
[
2320 if ro_vim_item_update
.get("interfaces"):
2321 path_interfaces
= path_item
+ ".interfaces"
2323 for i
, iface
in enumerate(ro_vim_item_update
.get("interfaces")):
2327 path_interfaces
+ ".{}.".format(i
) + k
: v
2328 for k
, v
in iface
.items()
2329 if k
in ("vlan", "compute_node", "pci")
2333 # put ip_address and mac_address with ip-address and mac-address
2334 if iface
.get("ip_address"):
2336 path_interfaces
+ ".{}.".format(i
) + "ip-address"
2337 ] = iface
["ip_address"]
2339 if iface
.get("mac_address"):
2341 path_interfaces
+ ".{}.".format(i
) + "mac-address"
2342 ] = iface
["mac_address"]
2344 if iface
.get("mgmt_vnf_interface") and iface
.get("ip_address"):
2345 update_dict
["ip-address"] = iface
.get("ip_address").split(
2349 if iface
.get("mgmt_vdu_interface") and iface
.get("ip_address"):
2350 update_dict
[path_item
+ ".ip-address"] = iface
.get(
2354 self
.db
.set_one(table
, q_filter
={"_id": _id
}, update_dict
=update_dict
)
2356 update_dict
= {path_item
+ ".status": "DELETED"}
2359 q_filter
={"_id": _id
},
2360 update_dict
=update_dict
,
2361 unset
={path_vim_status
: None},
2364 def _process_delete_db_tasks(self
):
2366 Delete task from database because vnfrs or nsrs or both have been deleted
2367 :return: None. Uses and modify self.tasks_to_delete
2369 while self
.tasks_to_delete
:
2370 task
= self
.tasks_to_delete
[0]
2371 vnfrs_deleted
= None
2372 nsr_id
= task
["nsr_id"]
2374 if task
["target_record"].startswith("vnfrs:"):
2375 # check if nsrs is present
2376 if self
.db
.get_one("nsrs", {"_id": nsr_id
}, fail_on_empty
=False):
2377 vnfrs_deleted
= task
["target_record"].split(":")[1]
2380 self
.delete_db_tasks(self
.db
, nsr_id
, vnfrs_deleted
)
2381 except Exception as e
:
2383 "Error deleting task={}: {}".format(task
["task_id"], e
)
2385 self
.tasks_to_delete
.pop(0)
2388 def delete_db_tasks(db
, nsr_id
, vnfrs_deleted
):
2390 Static method because it is called from osm_ng_ro.ns
2391 :param db: instance of database to use
2392 :param nsr_id: affected nsrs id
2393 :param vnfrs_deleted: only tasks with this vnfr id. If None, all affected by nsr_id
2394 :return: None, exception is fails
2397 for retry
in range(retries
):
2398 ro_tasks
= db
.get_list("ro_tasks", {"tasks.nsr_id": nsr_id
})
2402 for ro_task
in ro_tasks
:
2404 to_delete_ro_task
= True
2406 for index
, task
in enumerate(ro_task
["tasks"]):
2409 elif (not vnfrs_deleted
and task
["nsr_id"] == nsr_id
) or (
2411 and task
["target_record"].startswith("vnfrs:" + vnfrs_deleted
)
2413 db_update
["tasks.{}".format(index
)] = None
2415 # used by other nsr, ro_task cannot be deleted
2416 to_delete_ro_task
= False
2418 # delete or update if nobody has changed ro_task meanwhile. Used modified_at for known if changed
2419 if to_delete_ro_task
:
2423 "_id": ro_task
["_id"],
2424 "modified_at": ro_task
["modified_at"],
2426 fail_on_empty
=False,
2430 db_update
["modified_at"] = now
2434 "_id": ro_task
["_id"],
2435 "modified_at": ro_task
["modified_at"],
2437 update_dict
=db_update
,
2438 fail_on_empty
=False,
2444 raise NsWorkerException("Exceeded {} retries".format(retries
))
2448 self
.logger
.info("Starting")
2450 # step 1: get commands from queue
2452 if self
.vim_targets
:
2453 task
= self
.task_queue
.get(block
=False)
2456 self
.logger
.debug("enters in idle state")
2458 task
= self
.task_queue
.get(block
=True)
2461 if task
[0] == "terminate":
2463 elif task
[0] == "load_vim":
2464 self
.logger
.info("order to load vim {}".format(task
[1]))
2465 self
._load
_vim
(task
[1])
2466 elif task
[0] == "unload_vim":
2467 self
.logger
.info("order to unload vim {}".format(task
[1]))
2468 self
._unload
_vim
(task
[1])
2469 elif task
[0] == "reload_vim":
2470 self
._reload
_vim
(task
[1])
2471 elif task
[0] == "check_vim":
2472 self
.logger
.info("order to check vim {}".format(task
[1]))
2473 self
._check
_vim
(task
[1])
2475 except Exception as e
:
2476 if isinstance(e
, queue
.Empty
):
2479 self
.logger
.critical(
2480 "Error processing task: {}".format(e
), exc_info
=True
2483 # step 2: process pending_tasks, delete not needed tasks
2485 if self
.tasks_to_delete
:
2486 self
._process
_delete
_db
_tasks
()
2489 # Log RO tasks only when loglevel is DEBUG
2490 if self.logger.getEffectiveLevel() == logging.DEBUG:
2491 _ = self._get_db_all_tasks()
2493 ro_task
= self
._get
_db
_task
()
2495 self
._process
_pending
_tasks
(ro_task
)
2499 except Exception as e
:
2500 self
.logger
.critical(
2501 "Unexpected exception at run: " + str(e
), exc_info
=True
2504 self
.logger
.info("Finishing")