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
.warning("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
):
1041 task
= ro_task
["tasks"][task_index
]
1042 task_id
= task
["task_id"]
1043 target_vim
= self
.my_vims
[ro_task
["target_id"]]
1045 sdn_net_id
= ro_task
["vim_info"]["vim_id"]
1047 created_items
= ro_task
["vim_info"].get("created_items")
1048 connected_ports
= ro_task
["vim_info"].get("connected_ports", [])
1049 new_connected_ports
= []
1050 last_update
= ro_task
["vim_info"].get("last_update", 0)
1051 sdn_status
= ro_task
["vim_info"].get("vim_status", "BUILD") or "BUILD"
1053 created
= ro_task
["vim_info"].get("created", False)
1057 params
= task
["params"]
1058 vlds_to_connect
= params
.get("vlds", [])
1059 associated_vim
= params
.get("target_vim")
1060 # external additional ports
1061 additional_ports
= params
.get("sdn-ports") or ()
1062 _
, _
, vim_account_id
= (
1064 if associated_vim
is None
1065 else associated_vim
.partition(":")
1069 # get associated VIM
1070 if associated_vim
not in self
.db_vims
:
1071 self
.db_vims
[associated_vim
] = self
.db
.get_one(
1072 "vim_accounts", {"_id": vim_account_id
}
1075 db_vim
= self
.db_vims
[associated_vim
]
1077 # look for ports to connect
1078 ports
= self
._get
_interfaces
(vlds_to_connect
, vim_account_id
)
1082 pending_ports
= error_ports
= 0
1084 sdn_need_update
= False
1087 vlan_used
= port
.get("vlan") or vlan_used
1089 # TODO. Do not connect if already done
1090 if not port
.get("compute_node") or not port
.get("pci"):
1091 if port
.get("status") == "ERROR":
1098 compute_node_mappings
= next(
1101 for c
in db_vim
["config"].get("sdn-port-mapping", ())
1102 if c
and c
["compute_node"] == port
["compute_node"]
1107 if compute_node_mappings
:
1108 # process port_mapping pci of type 0000:af:1[01].[1357]
1112 for p
in compute_node_mappings
["ports"]
1113 if self
._match
_pci
(port
["pci"], p
.get("pci"))
1119 if not db_vim
["config"].get("mapping_not_needed"):
1121 "Port mapping not found for compute_node={} pci={}".format(
1122 port
["compute_node"], port
["pci"]
1129 service_endpoint_id
= "{}:{}".format(port
["compute_node"], port
["pci"])
1131 "service_endpoint_id": pmap
.get("service_endpoint_id")
1132 or service_endpoint_id
,
1133 "service_endpoint_encapsulation_type": "dot1q"
1134 if port
["type"] == "SR-IOV"
1136 "service_endpoint_encapsulation_info": {
1137 "vlan": port
.get("vlan"),
1138 "mac": port
.get("mac-address"),
1139 "device_id": pmap
.get("device_id") or port
["compute_node"],
1140 "device_interface_id": pmap
.get("device_interface_id")
1142 "switch_dpid": pmap
.get("switch_id") or pmap
.get("switch_dpid"),
1143 "switch_port": pmap
.get("switch_port"),
1144 "service_mapping_info": pmap
.get("service_mapping_info"),
1149 # if port["modified_at"] > last_update:
1150 # sdn_need_update = True
1151 new_connected_ports
.append(port
["id"]) # TODO
1152 sdn_ports
.append(new_port
)
1156 "{} interfaces have not been created as VDU is on ERROR status".format(
1161 # connect external ports
1162 for index
, additional_port
in enumerate(additional_ports
):
1163 additional_port_id
= additional_port
.get(
1164 "service_endpoint_id"
1165 ) or "external-{}".format(index
)
1168 "service_endpoint_id": additional_port_id
,
1169 "service_endpoint_encapsulation_type": additional_port
.get(
1170 "service_endpoint_encapsulation_type", "dot1q"
1172 "service_endpoint_encapsulation_info": {
1173 "vlan": additional_port
.get("vlan") or vlan_used
,
1174 "mac": additional_port
.get("mac_address"),
1175 "device_id": additional_port
.get("device_id"),
1176 "device_interface_id": additional_port
.get(
1177 "device_interface_id"
1179 "switch_dpid": additional_port
.get("switch_dpid")
1180 or additional_port
.get("switch_id"),
1181 "switch_port": additional_port
.get("switch_port"),
1182 "service_mapping_info": additional_port
.get(
1183 "service_mapping_info"
1188 new_connected_ports
.append(additional_port_id
)
1191 # if there are more ports to connect or they have been modified, call create/update
1193 sdn_status
= "ERROR"
1194 sdn_info
= "; ".join(error_list
)
1195 elif set(connected_ports
) != set(new_connected_ports
) or sdn_need_update
:
1196 last_update
= time
.time()
1199 if len(sdn_ports
) < 2:
1200 sdn_status
= "ACTIVE"
1202 if not pending_ports
:
1204 "task={} {} new-sdn-net done, less than 2 ports".format(
1205 task_id
, ro_task
["target_id"]
1209 net_type
= params
.get("type") or "ELAN"
1213 ) = target_vim
.create_connectivity_service(net_type
, sdn_ports
)
1216 "task={} {} new-sdn-net={} created={}".format(
1217 task_id
, ro_task
["target_id"], sdn_net_id
, created
1221 created_items
= target_vim
.edit_connectivity_service(
1222 sdn_net_id
, conn_info
=created_items
, connection_points
=sdn_ports
1226 "task={} {} update-sdn-net={} created={}".format(
1227 task_id
, ro_task
["target_id"], sdn_net_id
, created
1231 connected_ports
= new_connected_ports
1233 wim_status_dict
= target_vim
.get_connectivity_service_status(
1234 sdn_net_id
, conn_info
=created_items
1236 sdn_status
= wim_status_dict
["sdn_status"]
1238 if wim_status_dict
.get("sdn_info"):
1239 sdn_info
= str(wim_status_dict
.get("sdn_info")) or ""
1241 if wim_status_dict
.get("error_msg"):
1242 sdn_info
= wim_status_dict
.get("error_msg") or ""
1245 if sdn_status
!= "ERROR":
1246 sdn_info
= "Waiting for getting interfaces location from VIM. Obtained '{}' of {}".format(
1247 len(ports
) - pending_ports
, len(ports
)
1250 if sdn_status
== "ACTIVE":
1251 sdn_status
= "BUILD"
1253 ro_vim_item_update
= {
1254 "vim_id": sdn_net_id
,
1255 "vim_status": sdn_status
,
1257 "created_items": created_items
,
1258 "connected_ports": connected_ports
,
1259 "vim_details": sdn_info
,
1260 "vim_message": None,
1261 "last_update": last_update
,
1264 return sdn_status
, ro_vim_item_update
1265 except Exception as e
:
1267 "task={} vim={} new-net: {}".format(task_id
, ro_task
["target_id"], e
),
1268 exc_info
=not isinstance(
1269 e
, (sdnconn
.SdnConnectorError
, vimconn
.VimConnException
)
1272 ro_vim_item_update
= {
1273 "vim_status": "VIM_ERROR",
1275 "vim_message": str(e
),
1278 return "FAILED", ro_vim_item_update
1280 def delete(self
, ro_task
, task_index
):
1281 task
= ro_task
["tasks"][task_index
]
1282 task_id
= task
["task_id"]
1283 sdn_vim_id
= ro_task
["vim_info"].get("vim_id")
1284 ro_vim_item_update_ok
= {
1285 "vim_status": "DELETED",
1287 "vim_message": "DELETED",
1293 target_vim
= self
.my_vims
[ro_task
["target_id"]]
1294 target_vim
.delete_connectivity_service(
1295 sdn_vim_id
, ro_task
["vim_info"].get("created_items")
1298 except Exception as e
:
1300 isinstance(e
, sdnconn
.SdnConnectorError
)
1301 and e
.http_code
== HTTPStatus
.NOT_FOUND
.value
1303 ro_vim_item_update_ok
["vim_message"] = "already deleted"
1306 "ro_task={} vim={} del-sdn-net={}: {}".format(
1307 ro_task
["_id"], ro_task
["target_id"], sdn_vim_id
, e
1309 exc_info
=not isinstance(
1310 e
, (sdnconn
.SdnConnectorError
, vimconn
.VimConnException
)
1313 ro_vim_item_update
= {
1314 "vim_status": "VIM_ERROR",
1315 "vim_message": "Error while deleting: {}".format(e
),
1318 return "FAILED", ro_vim_item_update
1321 "task={} {} del-sdn-net={} {}".format(
1323 ro_task
["target_id"],
1325 ro_vim_item_update_ok
.get("vim_message", ""),
1329 return "DONE", ro_vim_item_update_ok
1332 class VimInteractionMigration(VimInteractionBase
):
1333 def exec(self
, ro_task
, task_index
, task_depends
):
1334 task
= ro_task
["tasks"][task_index
]
1335 task_id
= task
["task_id"]
1336 db_task_update
= {"retries": 0}
1337 target_vim
= self
.my_vims
[ro_task
["target_id"]]
1341 refreshed_vim_info
= {}
1344 if task
.get("params"):
1345 vim_vm_id
= task
["params"].get("vim_vm_id")
1346 migrate_host
= task
["params"].get("migrate_host")
1347 _
, migrated_compute_node
= target_vim
.migrate_instance(
1348 vim_vm_id
, migrate_host
1351 if migrated_compute_node
:
1352 # When VM is migrated, vdu["vim_info"] needs to be updated
1353 vdu_old_vim_info
= task
["params"]["vdu_vim_info"].get(
1354 ro_task
["target_id"]
1357 # Refresh VM to get new vim_info
1358 vm_to_refresh_list
= [vim_vm_id
]
1359 vim_dict
= target_vim
.refresh_vms_status(vm_to_refresh_list
)
1360 refreshed_vim_info
= vim_dict
[vim_vm_id
]
1362 if refreshed_vim_info
.get("interfaces"):
1363 for old_iface
in vdu_old_vim_info
.get("interfaces"):
1367 for iface
in refreshed_vim_info
["interfaces"]
1368 if old_iface
["vim_interface_id"]
1369 == iface
["vim_interface_id"]
1373 vim_interfaces
.append(iface
)
1375 ro_vim_item_update
= {
1376 "vim_id": vim_vm_id
,
1377 "vim_status": "ACTIVE",
1379 "created_items": created_items
,
1380 "vim_details": None,
1381 "vim_message": None,
1384 if refreshed_vim_info
and refreshed_vim_info
.get("status") not in (
1388 ro_vim_item_update
["vim_details"] = refreshed_vim_info
["vim_info"]
1391 ro_vim_item_update
["interfaces"] = vim_interfaces
1394 "task={} {} vm-migration done".format(task_id
, ro_task
["target_id"])
1397 return "DONE", ro_vim_item_update
, db_task_update
1399 except (vimconn
.VimConnException
, NsWorkerException
) as e
:
1401 "task={} vim={} VM Migration:"
1402 " {}".format(task_id
, ro_task
["target_id"], e
)
1404 ro_vim_item_update
= {
1405 "vim_status": "VIM_ERROR",
1407 "vim_message": str(e
),
1410 return "FAILED", ro_vim_item_update
, db_task_update
1413 class VimInteractionResize(VimInteractionBase
):
1414 def exec(self
, ro_task
, task_index
, task_depends
):
1415 task
= ro_task
["tasks"][task_index
]
1416 task_id
= task
["task_id"]
1417 db_task_update
= {"retries": 0}
1419 target_flavor_uuid
= None
1421 refreshed_vim_info
= {}
1422 target_vim
= self
.my_vims
[ro_task
["target_id"]]
1425 if task
.get("params"):
1426 vim_vm_id
= task
["params"].get("vim_vm_id")
1427 flavor_dict
= task
["params"].get("flavor_dict")
1428 self
.logger
.info("flavor_dict %s", flavor_dict
)
1431 target_flavor_uuid
= target_vim
.get_flavor_id_from_data(flavor_dict
)
1432 except Exception as e
:
1433 self
.logger
.info("Cannot find any flavor matching %s.", str(e
))
1435 target_flavor_uuid
= target_vim
.new_flavor(flavor_dict
)
1436 except Exception as e
:
1437 self
.logger
.error("Error creating flavor at VIM %s.", str(e
))
1439 if target_flavor_uuid
is not None:
1440 resized_status
= target_vim
.resize_instance(
1441 vim_vm_id
, target_flavor_uuid
1445 # Refresh VM to get new vim_info
1446 vm_to_refresh_list
= [vim_vm_id
]
1447 vim_dict
= target_vim
.refresh_vms_status(vm_to_refresh_list
)
1448 refreshed_vim_info
= vim_dict
[vim_vm_id
]
1450 ro_vim_item_update
= {
1451 "vim_id": vim_vm_id
,
1452 "vim_status": "DONE",
1454 "created_items": created_items
,
1455 "vim_details": None,
1456 "vim_message": None,
1459 if refreshed_vim_info
and refreshed_vim_info
.get("status") not in (
1463 ro_vim_item_update
["vim_details"] = refreshed_vim_info
["vim_info"]
1466 "task={} {} resize done".format(task_id
, ro_task
["target_id"])
1468 return "DONE", ro_vim_item_update
, db_task_update
1469 except (vimconn
.VimConnException
, NsWorkerException
) as e
:
1471 "task={} vim={} Resize:" " {}".format(task_id
, ro_task
["target_id"], e
)
1473 ro_vim_item_update
= {
1474 "vim_status": "VIM_ERROR",
1476 "vim_message": str(e
),
1479 return "FAILED", ro_vim_item_update
, db_task_update
1482 class ConfigValidate
:
1483 def __init__(self
, config
: Dict
):
1488 # default 1 min, allowed >= 60 or -1, -1 disables periodic checks
1490 self
.conf
["period"]["refresh_active"] >= 60
1491 or self
.conf
["period"]["refresh_active"] == -1
1493 return self
.conf
["period"]["refresh_active"]
1499 return self
.conf
["period"]["refresh_build"]
1503 return self
.conf
["period"]["refresh_image"]
1507 return self
.conf
["period"]["refresh_error"]
1510 def queue_size(self
):
1511 return self
.conf
["period"]["queue_size"]
1514 class NsWorker(threading
.Thread
):
1515 def __init__(self
, worker_index
, config
, plugins
, db
):
1517 :param worker_index: thread index
1518 :param config: general configuration of RO, among others the process_id with the docker id where it runs
1519 :param plugins: global shared dict with the loaded plugins
1520 :param db: database class instance to use
1522 threading
.Thread
.__init
__(self
)
1523 self
.config
= config
1524 self
.plugins
= plugins
1525 self
.plugin_name
= "unknown"
1526 self
.logger
= logging
.getLogger("ro.worker{}".format(worker_index
))
1527 self
.worker_index
= worker_index
1528 # refresh periods for created items
1529 self
.refresh_config
= ConfigValidate(config
)
1530 self
.task_queue
= queue
.Queue(self
.refresh_config
.queue_size
)
1531 # targetvim: vimplugin class
1533 # targetvim: vim information from database
1536 self
.vim_targets
= []
1537 self
.my_id
= config
["process_id"] + ":" + str(worker_index
)
1540 "net": VimInteractionNet(self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
),
1541 "vdu": VimInteractionVdu(self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
),
1542 "image": VimInteractionImage(
1543 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1545 "flavor": VimInteractionFlavor(
1546 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1548 "sdn_net": VimInteractionSdnNet(
1549 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1551 "update": VimInteractionUpdateVdu(
1552 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1554 "affinity-or-anti-affinity-group": VimInteractionAffinityGroup(
1555 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1557 "migrate": VimInteractionMigration(
1558 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1560 "verticalscale": VimInteractionResize(
1561 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1564 self
.time_last_task_processed
= None
1565 # lists of tasks to delete because nsrs or vnfrs has been deleted from db
1566 self
.tasks_to_delete
= []
1567 # it is idle when there are not vim_targets associated
1569 self
.task_locked_time
= config
["global"]["task_locked_time"]
1571 def insert_task(self
, task
):
1573 self
.task_queue
.put(task
, False)
1576 raise NsWorkerException("timeout inserting a task")
1578 def terminate(self
):
1579 self
.insert_task("exit")
1581 def del_task(self
, task
):
1582 with self
.task_lock
:
1583 if task
["status"] == "SCHEDULED":
1584 task
["status"] = "SUPERSEDED"
1586 else: # task["status"] == "processing"
1587 self
.task_lock
.release()
1590 def _process_vim_config(self
, target_id
, db_vim
):
1592 Process vim config, creating vim configuration files as ca_cert
1593 :param target_id: vim/sdn/wim + id
1594 :param db_vim: Vim dictionary obtained from database
1595 :return: None. Modifies vim. Creates a folder target_id:worker_index and several files
1597 if not db_vim
.get("config"):
1603 if db_vim
["config"].get("ca_cert_content"):
1604 file_name
= "{}:{}".format(target_id
, self
.worker_index
)
1608 except FileExistsError
:
1609 self
.logger
.exception(
1610 "FileExistsError occured while processing vim_config."
1613 file_name
= file_name
+ "/ca_cert"
1615 with
open(file_name
, "w") as f
:
1616 f
.write(db_vim
["config"]["ca_cert_content"])
1617 del db_vim
["config"]["ca_cert_content"]
1618 db_vim
["config"]["ca_cert"] = file_name
1619 except Exception as e
:
1620 raise NsWorkerException(
1621 "Error writing to file '{}': {}".format(file_name
, e
)
1624 def _load_plugin(self
, name
, type="vim"):
1625 # type can be vim or sdn
1626 if "rovim_dummy" not in self
.plugins
:
1627 self
.plugins
["rovim_dummy"] = VimDummyConnector
1629 if "rosdn_dummy" not in self
.plugins
:
1630 self
.plugins
["rosdn_dummy"] = SdnDummyConnector
1632 if name
in self
.plugins
:
1633 return self
.plugins
[name
]
1636 for ep
in entry_points(group
="osm_ro{}.plugins".format(type), name
=name
):
1637 self
.plugins
[name
] = ep
.load()
1638 except Exception as e
:
1639 raise NsWorkerException("Cannot load plugin osm_{}: {}".format(name
, e
))
1641 if name
and name
not in self
.plugins
:
1642 raise NsWorkerException(
1643 "Plugin 'osm_{n}' has not been installed".format(n
=name
)
1646 return self
.plugins
[name
]
1648 def _unload_vim(self
, target_id
):
1650 Unload a vim_account. Removes it from self db_vims dictionary, my_vims dictionary and vim_targets list
1651 :param target_id: Contains type:_id; where type can be 'vim', ...
1655 self
.db_vims
.pop(target_id
, None)
1656 self
.my_vims
.pop(target_id
, None)
1658 if target_id
in self
.vim_targets
:
1659 self
.vim_targets
.remove(target_id
)
1661 self
.logger
.info("Unloaded {}".format(target_id
))
1662 rmtree("{}:{}".format(target_id
, self
.worker_index
))
1663 except FileNotFoundError
:
1664 # This is raised by rmtree if folder does not exist.
1665 self
.logger
.exception("FileNotFoundError occured while unloading VIM.")
1666 except Exception as e
:
1667 self
.logger
.error("Cannot unload {}: {}".format(target_id
, e
))
1669 def _check_vim(self
, target_id
):
1671 Load a VIM/SDN/WIM (if not loaded) and check connectivity, updating database with ENABLE or ERROR
1672 :param target_id: Contains type:_id; type can be 'vim', 'sdn' or 'wim'
1675 target
, _
, _id
= target_id
.partition(":")
1681 loaded
= target_id
in self
.vim_targets
1691 step
= "Getting {} from db".format(target_id
)
1692 db_vim
= self
.db
.get_one(target_database
, {"_id": _id
})
1694 for op_index
, operation
in enumerate(
1695 db_vim
["_admin"].get("operations", ())
1697 if operation
["operationState"] != "PROCESSING":
1700 locked_at
= operation
.get("locked_at")
1702 if locked_at
is not None and locked_at
>= now
- self
.task_locked_time
:
1703 # some other thread is doing this operation
1707 op_text
= "_admin.operations.{}.".format(op_index
)
1709 if not self
.db
.set_one(
1713 op_text
+ "operationState": "PROCESSING",
1714 op_text
+ "locked_at": locked_at
,
1717 op_text
+ "locked_at": now
,
1718 "admin.current_operation": op_index
,
1720 fail_on_empty
=False,
1724 unset_dict
[op_text
+ "locked_at"] = None
1725 unset_dict
["current_operation"] = None
1726 step
= "Loading " + target_id
1727 error_text
= self
._load
_vim
(target_id
)
1730 step
= "Checking connectivity"
1733 self
.my_vims
[target_id
].check_vim_connectivity()
1735 self
.my_vims
[target_id
].check_credentials()
1737 update_dict
["_admin.operationalState"] = "ENABLED"
1738 update_dict
["_admin.detailed-status"] = ""
1739 unset_dict
[op_text
+ "detailed-status"] = None
1740 update_dict
[op_text
+ "operationState"] = "COMPLETED"
1744 except Exception as e
:
1745 error_text
= "{}: {}".format(step
, e
)
1746 self
.logger
.error("{} for {}: {}".format(step
, target_id
, e
))
1749 if update_dict
or unset_dict
:
1751 update_dict
[op_text
+ "operationState"] = "FAILED"
1752 update_dict
[op_text
+ "detailed-status"] = error_text
1753 unset_dict
.pop(op_text
+ "detailed-status", None)
1754 update_dict
["_admin.operationalState"] = "ERROR"
1755 update_dict
["_admin.detailed-status"] = error_text
1758 update_dict
[op_text
+ "statusEnteredTime"] = now
1762 q_filter
={"_id": _id
},
1763 update_dict
=update_dict
,
1765 fail_on_empty
=False,
1769 self
._unload
_vim
(target_id
)
1771 def _reload_vim(self
, target_id
):
1772 if target_id
in self
.vim_targets
:
1773 self
._load
_vim
(target_id
)
1775 # if the vim is not loaded, but database information of VIM is cached at self.db_vims,
1776 # just remove it to force load again next time it is needed
1777 self
.db_vims
.pop(target_id
, None)
1779 def _load_vim(self
, target_id
):
1781 Load or reload a vim_account, sdn_controller or wim_account.
1782 Read content from database, load the plugin if not loaded.
1783 In case of error loading the plugin, it load a failing VIM_connector
1784 It fills self db_vims dictionary, my_vims dictionary and vim_targets list
1785 :param target_id: Contains type:_id; where type can be 'vim', ...
1786 :return: None if ok, descriptive text if error
1788 target
, _
, _id
= target_id
.partition(":")
1800 step
= "Getting {}={} from db".format(target
, _id
)
1801 # TODO process for wim, sdnc, ...
1802 vim
= self
.db
.get_one(target_database
, {"_id": _id
})
1804 # if deep_get(vim, "config", "sdn-controller"):
1805 # step = "Getting sdn-controller-id='{}' from db".format(vim["config"]["sdn-controller"])
1806 # db_sdn = self.db.get_one("sdns", {"_id": vim["config"]["sdn-controller"]})
1808 step
= "Decrypting password"
1809 schema_version
= vim
.get("schema_version")
1810 self
.db
.encrypt_decrypt_fields(
1813 fields
=("password", "secret"),
1814 schema_version
=schema_version
,
1817 self
._process
_vim
_config
(target_id
, vim
)
1820 plugin_name
= "rovim_" + vim
["vim_type"]
1821 step
= "Loading plugin '{}'".format(plugin_name
)
1822 vim_module_conn
= self
._load
_plugin
(plugin_name
)
1823 step
= "Loading {}'".format(target_id
)
1824 self
.my_vims
[target_id
] = vim_module_conn(
1827 tenant_id
=vim
.get("vim_tenant_id"),
1828 tenant_name
=vim
.get("vim_tenant_name"),
1831 user
=vim
["vim_user"],
1832 passwd
=vim
["vim_password"],
1833 config
=vim
.get("config") or {},
1837 plugin_name
= "rosdn_" + (vim
.get("type") or vim
.get("wim_type"))
1838 step
= "Loading plugin '{}'".format(plugin_name
)
1839 vim_module_conn
= self
._load
_plugin
(plugin_name
, "sdn")
1840 step
= "Loading {}'".format(target_id
)
1842 wim_config
= wim
.pop("config", {}) or {}
1843 wim
["uuid"] = wim
["_id"]
1844 wim
["wim_url"] = wim
["url"]
1847 wim_config
["dpid"] = wim
.pop("dpid")
1849 if wim
.get("switch_id"):
1850 wim_config
["switch_id"] = wim
.pop("switch_id")
1852 # wim, wim_account, config
1853 self
.my_vims
[target_id
] = vim_module_conn(wim
, wim
, wim_config
)
1854 self
.db_vims
[target_id
] = vim
1855 self
.error_status
= None
1858 "Connector loaded for {}, plugin={}".format(target_id
, plugin_name
)
1860 except Exception as e
:
1862 "Cannot load {} plugin={}: {} {}".format(
1863 target_id
, plugin_name
, step
, e
1867 self
.db_vims
[target_id
] = vim
or {}
1868 self
.db_vims
[target_id
] = FailingConnector(str(e
))
1869 error_status
= "{} Error: {}".format(step
, e
)
1873 if target_id
not in self
.vim_targets
:
1874 self
.vim_targets
.append(target_id
)
1876 def _get_db_task(self
):
1878 Read actions from database and reload them at memory. Fill self.refresh_list, pending_list, vim_actions
1883 if not self
.time_last_task_processed
:
1884 self
.time_last_task_processed
= now
1889 # Log RO tasks only when loglevel is DEBUG
1890 if self.logger.getEffectiveLevel() == logging.DEBUG:
1897 + str(self.task_locked_time)
1899 + "time_last_task_processed="
1900 + str(self.time_last_task_processed)
1906 locked
= self
.db
.set_one(
1909 "target_id": self
.vim_targets
,
1910 "tasks.status": ["SCHEDULED", "BUILD", "DONE", "FAILED"],
1911 "locked_at.lt": now
- self
.task_locked_time
,
1912 "to_check_at.lt": self
.time_last_task_processed
,
1913 "to_check_at.gt": -1,
1915 update_dict
={"locked_by": self
.my_id
, "locked_at": now
},
1916 fail_on_empty
=False,
1921 ro_task
= self
.db
.get_one(
1924 "target_id": self
.vim_targets
,
1925 "tasks.status": ["SCHEDULED", "BUILD", "DONE", "FAILED"],
1931 if self
.time_last_task_processed
== now
:
1932 self
.time_last_task_processed
= None
1935 self
.time_last_task_processed
= now
1936 # self.time_last_task_processed = min(self.time_last_task_processed + 1000, now)
1938 except DbException
as e
:
1939 self
.logger
.error("Database exception at _get_db_task: {}".format(e
))
1940 except Exception as e
:
1941 self
.logger
.critical(
1942 "Unexpected exception at _get_db_task: {}".format(e
), exc_info
=True
1947 def _get_db_all_tasks(self
):
1949 Read all content of table ro_tasks to log it
1953 # Checking the content of the BD:
1956 ro_task
= self
.db
.get_list("ro_tasks")
1958 self
._log
_ro
_task
(rt
, None, None, "TASK_WF", "GET_ALL_TASKS")
1961 except DbException
as e
:
1962 self
.logger
.error("Database exception at _get_db_all_tasks: {}".format(e
))
1963 except Exception as e
:
1964 self
.logger
.critical(
1965 "Unexpected exception at _get_db_all_tasks: {}".format(e
), exc_info
=True
1970 def _log_ro_task(self
, ro_task
, db_ro_task_update
, db_ro_task_delete
, mark
, event
):
1972 Generate a log with the following format:
1974 Mark;Event;ro_task_id;locked_at;modified_at;created_at;to_check_at;locked_by;
1975 target_id;vim_info.refresh_at;vim_info;no_of_tasks;task_status;action_id;
1976 task_array_index;task_id;task_action;task_item;task_args
1980 TASK_WF;GET_TASK;888f1864-749a-4fc2-bc1a-97c0fffd6a6f:2;1642158724.8210013;
1981 1642158640.7986135;1642158640.7986135;1642158640.7986135;b134c9494e75:0a
1982 ;vim:b7ff9e24-8868-4d68-8a57-a59dc11d0327;None;{'created': False,
1983 'created_items': None, 'vim_id': None, 'vim_name': None, 'vim_status': None,
1984 'vim_details': None, 'vim_message': None, 'refresh_at': None};1;SCHEDULED;
1985 888f1864-749a-4fc2-bc1a-97c0fffd6a6f;0;888f1864-749a-4fc2-bc1a-97c0fffd6a6f:2;
1986 CREATE;image;{'filter_dict': {'name': 'ubuntu-os-cloud:image-family:ubuntu-1804-lts'}}
1991 if ro_task
is not None and isinstance(ro_task
, dict):
1992 for t
in ro_task
["tasks"]:
1996 line
.append(ro_task
.get("_id", ""))
1997 line
.append(str(ro_task
.get("locked_at", "")))
1998 line
.append(str(ro_task
.get("modified_at", "")))
1999 line
.append(str(ro_task
.get("created_at", "")))
2000 line
.append(str(ro_task
.get("to_check_at", "")))
2001 line
.append(str(ro_task
.get("locked_by", "")))
2002 line
.append(str(ro_task
.get("target_id", "")))
2003 line
.append(str(ro_task
.get("vim_info", {}).get("refresh_at", "")))
2004 line
.append(str(ro_task
.get("vim_info", "")))
2005 line
.append(str(ro_task
.get("tasks", "")))
2006 if isinstance(t
, dict):
2007 line
.append(str(t
.get("status", "")))
2008 line
.append(str(t
.get("action_id", "")))
2010 line
.append(str(t
.get("task_id", "")))
2011 line
.append(str(t
.get("action", "")))
2012 line
.append(str(t
.get("item", "")))
2013 line
.append(str(t
.get("find_params", "")))
2014 line
.append(str(t
.get("params", "")))
2016 line
.extend([""] * 2)
2018 line
.extend([""] * 5)
2021 self
.logger
.debug(";".join(line
))
2022 elif db_ro_task_update
is not None and isinstance(db_ro_task_update
, dict):
2025 st
= "tasks.{}.status".format(i
)
2026 if st
not in db_ro_task_update
:
2031 line
.append(db_ro_task_update
.get("_id", ""))
2032 line
.append(str(db_ro_task_update
.get("locked_at", "")))
2033 line
.append(str(db_ro_task_update
.get("modified_at", "")))
2035 line
.append(str(db_ro_task_update
.get("to_check_at", "")))
2036 line
.append(str(db_ro_task_update
.get("locked_by", "")))
2038 line
.append(str(db_ro_task_update
.get("vim_info.refresh_at", "")))
2040 line
.append(str(db_ro_task_update
.get("vim_info", "")))
2041 line
.append(str(str(db_ro_task_update
).count(".status")))
2042 line
.append(db_ro_task_update
.get(st
, ""))
2045 line
.extend([""] * 3)
2047 self
.logger
.debug(";".join(line
))
2049 elif db_ro_task_delete
is not None and isinstance(db_ro_task_delete
, dict):
2053 line
.append(db_ro_task_delete
.get("_id", ""))
2055 line
.append(db_ro_task_delete
.get("modified_at", ""))
2056 line
.extend([""] * 13)
2057 self
.logger
.debug(";".join(line
))
2063 line
.extend([""] * 16)
2064 self
.logger
.debug(";".join(line
))
2066 except Exception as e
:
2067 self
.logger
.error("Error logging ro_task: {}".format(e
))
2069 def _delete_task(self
, ro_task
, task_index
, task_depends
, db_update
):
2071 Determine if this task need to be done or superseded
2074 my_task
= ro_task
["tasks"][task_index
]
2075 task_id
= my_task
["task_id"]
2076 needed_delete
= ro_task
["vim_info"]["created"] or ro_task
["vim_info"].get(
2077 "created_items", False
2080 self
.logger
.debug("Needed delete: {}".format(needed_delete
))
2081 if my_task
["status"] == "FAILED":
2082 return None, None # TODO need to be retry??
2085 for index
, task
in enumerate(ro_task
["tasks"]):
2086 if index
== task_index
or not task
:
2090 my_task
["target_record"] == task
["target_record"]
2091 and task
["action"] == "CREATE"
2094 db_update
["tasks.{}.status".format(index
)] = task
[
2097 elif task
["action"] == "CREATE" and task
["status"] not in (
2101 needed_delete
= False
2105 "Deleting ro_task={} task_index={}".format(ro_task
, task_index
)
2107 return self
.item2class
[my_task
["item"]].delete(ro_task
, task_index
)
2109 return "SUPERSEDED", None
2110 except Exception as e
:
2111 if not isinstance(e
, NsWorkerException
):
2112 self
.logger
.critical(
2113 "Unexpected exception at _delete_task task={}: {}".format(
2119 return "FAILED", {"vim_status": "VIM_ERROR", "vim_message": str(e
)}
2121 def _create_task(self
, ro_task
, task_index
, task_depends
, db_update
):
2123 Determine if this task need to create something at VIM
2126 my_task
= ro_task
["tasks"][task_index
]
2127 task_id
= my_task
["task_id"]
2130 if my_task
["status"] == "FAILED":
2131 return None, None # TODO need to be retry??
2132 elif my_task
["status"] == "SCHEDULED":
2133 # check if already created by another task
2134 for index
, task
in enumerate(ro_task
["tasks"]):
2135 if index
== task_index
or not task
:
2138 if task
["action"] == "CREATE" and task
["status"] not in (
2143 return task
["status"], "COPY_VIM_INFO"
2146 task_status
, ro_vim_item_update
= self
.item2class
[my_task
["item"]].new(
2147 ro_task
, task_index
, task_depends
2149 # TODO update other CREATE tasks
2150 except Exception as e
:
2151 if not isinstance(e
, NsWorkerException
):
2153 "Error executing task={}: {}".format(task_id
, e
), exc_info
=True
2156 task_status
= "FAILED"
2157 ro_vim_item_update
= {"vim_status": "VIM_ERROR", "vim_message": str(e
)}
2158 # TODO update ro_vim_item_update
2160 return task_status
, ro_vim_item_update
2164 def _get_dependency(self
, task_id
, ro_task
=None, target_id
=None):
2166 Look for dependency task
2167 :param task_id: Can be one of
2168 1. target_vim+blank+task.target_record_id: "(vim|sdn|wim):<id> (vnfrs|nsrs):(vld|vdu|flavor|image).<id>"
2169 2. task.target_record_id: "(vnfrs|nsrs):(vld|vdu|flavor|image).<id>"
2170 3. task.task_id: "<action_id>:number"
2173 :return: database ro_task plus index of task
2176 task_id
.startswith("vim:")
2177 or task_id
.startswith("sdn:")
2178 or task_id
.startswith("wim:")
2180 target_id
, _
, task_id
= task_id
.partition(" ")
2182 if task_id
.startswith("nsrs:") or task_id
.startswith("vnfrs:"):
2183 ro_task_dependency
= self
.db
.get_one(
2185 q_filter
={"target_id": target_id
, "tasks.target_record_id": task_id
},
2186 fail_on_empty
=False,
2189 if ro_task_dependency
:
2190 for task_index
, task
in enumerate(ro_task_dependency
["tasks"]):
2191 if task
["target_record_id"] == task_id
:
2192 return ro_task_dependency
, task_index
2196 for task_index
, task
in enumerate(ro_task
["tasks"]):
2197 if task
and task
["task_id"] == task_id
:
2198 return ro_task
, task_index
2200 ro_task_dependency
= self
.db
.get_one(
2203 "tasks.ANYINDEX.task_id": task_id
,
2204 "tasks.ANYINDEX.target_record.ne": None,
2206 fail_on_empty
=False,
2209 self
.logger
.debug("ro_task_dependency={}".format(ro_task_dependency
))
2210 if ro_task_dependency
:
2211 for task_index
, task
in enumerate(ro_task_dependency
["tasks"]):
2212 if task
["task_id"] == task_id
:
2213 return ro_task_dependency
, task_index
2214 raise NsWorkerException("Cannot get depending task {}".format(task_id
))
2216 def update_vm_refresh(self
):
2217 """Enables the VM status updates if self.refresh_config.active parameter
2218 is not -1 and than updates the DB accordingly
2222 self
.logger
.debug("Checking if VM status update config")
2223 next_refresh
= time
.time()
2224 if self
.refresh_config
.active
== -1:
2227 next_refresh
+= self
.refresh_config
.active
2229 if next_refresh
!= -1:
2230 db_ro_task_update
= {}
2232 next_check_at
= now
+ (24 * 60 * 60)
2233 next_check_at
= min(next_check_at
, next_refresh
)
2234 db_ro_task_update
["vim_info.refresh_at"] = next_refresh
2235 db_ro_task_update
["to_check_at"] = next_check_at
2238 "Finding tasks which to be updated to enable VM status updates"
2240 refresh_tasks
= self
.db
.get_list(
2243 "tasks.status": "DONE",
2244 "to_check_at.lt": 0,
2247 self
.logger
.debug("Updating tasks to change the to_check_at status")
2248 for task
in refresh_tasks
:
2255 update_dict
=db_ro_task_update
,
2259 except Exception as e
:
2260 self
.logger
.error(f
"Error updating tasks to enable VM status updates: {e}")
2262 def _process_pending_tasks(self
, ro_task
):
2263 ro_task_id
= ro_task
["_id"]
2266 next_check_at
= now
+ (24 * 60 * 60)
2267 db_ro_task_update
= {}
2269 def _update_refresh(new_status
):
2270 # compute next_refresh
2272 nonlocal next_check_at
2273 nonlocal db_ro_task_update
2276 next_refresh
= time
.time()
2278 if task
["item"] in ("image", "flavor"):
2279 next_refresh
+= self
.refresh_config
.image
2280 elif new_status
== "BUILD":
2281 next_refresh
+= self
.refresh_config
.build
2282 elif new_status
== "DONE":
2283 if self
.refresh_config
.active
== -1:
2286 next_refresh
+= self
.refresh_config
.active
2288 next_refresh
+= self
.refresh_config
.error
2290 next_check_at
= min(next_check_at
, next_refresh
)
2291 db_ro_task_update
["vim_info.refresh_at"] = next_refresh
2292 ro_task
["vim_info"]["refresh_at"] = next_refresh
2296 # Log RO tasks only when loglevel is DEBUG
2297 if self.logger.getEffectiveLevel() == logging.DEBUG:
2298 self._log_ro_task(ro_task, None, None, "TASK_WF", "GET_TASK")
2300 # Check if vim status refresh is enabled again
2301 self
.update_vm_refresh()
2302 # 0: get task_status_create
2304 task_status_create
= None
2308 for t
in ro_task
["tasks"]
2310 and t
["action"] == "CREATE"
2311 and t
["status"] in ("BUILD", "DONE")
2317 task_status_create
= task_create
["status"]
2319 # 1: look for tasks in status SCHEDULED, or in status CREATE if action is DONE or BUILD
2320 for task_action
in ("DELETE", "CREATE", "EXEC"):
2321 db_vim_update
= None
2324 for task_index
, task
in enumerate(ro_task
["tasks"]):
2326 continue # task deleted
2329 target_update
= None
2333 task_action
in ("DELETE", "EXEC")
2334 and task
["status"] not in ("SCHEDULED", "BUILD")
2336 or task
["action"] != task_action
2338 task_action
== "CREATE"
2339 and task
["status"] in ("FINISHED", "SUPERSEDED")
2344 task_path
= "tasks.{}.status".format(task_index
)
2346 db_vim_info_update
= None
2348 if task
["status"] == "SCHEDULED":
2349 # check if tasks that this depends on have been completed
2350 dependency_not_completed
= False
2352 for dependency_task_id
in task
.get("depends_on") or ():
2355 dependency_task_index
,
2356 ) = self
._get
_dependency
(
2357 dependency_task_id
, target_id
=ro_task
["target_id"]
2359 dependency_task
= dependency_ro_task
["tasks"][
2360 dependency_task_index
2363 "dependency_ro_task={} dependency_task_index={}".format(
2364 dependency_ro_task
, dependency_task_index
2368 if dependency_task
["status"] == "SCHEDULED":
2369 dependency_not_completed
= True
2370 next_check_at
= min(
2371 next_check_at
, dependency_ro_task
["to_check_at"]
2373 # must allow dependent task to be processed first
2374 # to do this set time after last_task_processed
2375 next_check_at
= max(
2376 self
.time_last_task_processed
, next_check_at
2379 elif dependency_task
["status"] == "FAILED":
2380 error_text
= "Cannot {} {} because depends on failed {} {} id={}): {}".format(
2383 dependency_task
["action"],
2384 dependency_task
["item"],
2386 dependency_ro_task
["vim_info"].get(
2391 "task={} {}".format(task
["task_id"], error_text
)
2393 raise NsWorkerException(error_text
)
2395 task_depends
[dependency_task_id
] = dependency_ro_task
[
2399 "TASK-{}".format(dependency_task_id
)
2400 ] = dependency_ro_task
["vim_info"]["vim_id"]
2402 if dependency_not_completed
:
2403 self
.logger
.warning(
2404 "DEPENDENCY NOT COMPLETED {}".format(
2405 dependency_ro_task
["vim_info"]["vim_id"]
2408 # TODO set at vim_info.vim_details that it is waiting
2411 # before calling VIM-plugin as it can take more than task_locked_time, insert to LockRenew
2412 # the task of renew this locking. It will update database locket_at periodically
2414 lock_object
= LockRenew
.add_lock_object(
2415 "ro_tasks", ro_task
, self
2418 if task
["action"] == "DELETE":
2419 (new_status
, db_vim_info_update
,) = self
._delete
_task
(
2420 ro_task
, task_index
, task_depends
, db_ro_task_update
2423 "FINISHED" if new_status
== "DONE" else new_status
2425 # ^with FINISHED instead of DONE it will not be refreshing
2427 if new_status
in ("FINISHED", "SUPERSEDED"):
2428 target_update
= "DELETE"
2429 elif task
["action"] == "EXEC":
2434 ) = self
.item2class
[task
["item"]].exec(
2435 ro_task
, task_index
, task_depends
2438 "FINISHED" if new_status
== "DONE" else new_status
2440 # ^with FINISHED instead of DONE it will not be refreshing
2443 # load into database the modified db_task_update "retries" and "next_retry"
2444 if db_task_update
.get("retries"):
2446 "tasks.{}.retries".format(task_index
)
2447 ] = db_task_update
["retries"]
2449 next_check_at
= time
.time() + db_task_update
.get(
2452 target_update
= None
2453 elif task
["action"] == "CREATE":
2454 if task
["status"] == "SCHEDULED":
2455 if task_status_create
:
2456 new_status
= task_status_create
2457 target_update
= "COPY_VIM_INFO"
2459 new_status
, db_vim_info_update
= self
.item2class
[
2461 ].new(ro_task
, task_index
, task_depends
)
2462 # self._create_task(ro_task, task_index, task_depends, db_ro_task_update)
2463 _update_refresh(new_status
)
2465 refresh_at
= ro_task
["vim_info"]["refresh_at"]
2466 if refresh_at
and refresh_at
!= -1 and now
> refresh_at
:
2467 (new_status
, db_vim_info_update
,) = self
.item2class
[
2470 _update_refresh(new_status
)
2472 # The refresh is updated to avoid set the value of "refresh_at" to
2473 # default value (next_check_at = now + (24 * 60 * 60)) when status is BUILD,
2474 # because it can happen that in this case the task is never processed
2475 _update_refresh(task
["status"])
2477 except Exception as e
:
2478 new_status
= "FAILED"
2479 db_vim_info_update
= {
2480 "vim_status": "VIM_ERROR",
2481 "vim_message": str(e
),
2485 e
, (NsWorkerException
, vimconn
.VimConnException
)
2488 "Unexpected exception at _delete_task task={}: {}".format(
2495 if db_vim_info_update
:
2496 db_vim_update
= db_vim_info_update
.copy()
2497 db_ro_task_update
.update(
2500 for k
, v
in db_vim_info_update
.items()
2503 ro_task
["vim_info"].update(db_vim_info_update
)
2506 if task_action
== "CREATE":
2507 task_status_create
= new_status
2508 db_ro_task_update
[task_path
] = new_status
2510 if target_update
or db_vim_update
:
2511 if target_update
== "DELETE":
2512 self
._update
_target
(task
, None)
2513 elif target_update
== "COPY_VIM_INFO":
2514 self
._update
_target
(task
, ro_task
["vim_info"])
2516 self
._update
_target
(task
, db_vim_update
)
2518 except Exception as e
:
2520 isinstance(e
, DbException
)
2521 and e
.http_code
== HTTPStatus
.NOT_FOUND
2523 # if the vnfrs or nsrs has been removed from database, this task must be removed
2525 "marking to delete task={}".format(task
["task_id"])
2527 self
.tasks_to_delete
.append(task
)
2530 "Unexpected exception at _update_target task={}: {}".format(
2536 locked_at
= ro_task
["locked_at"]
2540 lock_object
["locked_at"],
2541 lock_object
["locked_at"] + self
.task_locked_time
,
2543 # locked_at contains two times to avoid race condition. In case the lock has been renew, it will
2544 # contain exactly locked_at + self.task_locked_time
2545 LockRenew
.remove_lock_object(lock_object
)
2548 "_id": ro_task
["_id"],
2549 "to_check_at": ro_task
["to_check_at"],
2550 "locked_at": locked_at
,
2552 # modify own task. Try filtering by to_next_check. For race condition if to_check_at has been modified,
2553 # outside this task (by ro_nbi) do not update it
2554 db_ro_task_update
["locked_by"] = None
2555 # locked_at converted to int only for debugging. When has not decimals it means it has been unlocked
2556 db_ro_task_update
["locked_at"] = int(now
- self
.task_locked_time
)
2557 db_ro_task_update
["modified_at"] = now
2558 db_ro_task_update
["to_check_at"] = next_check_at
2561 # Log RO tasks only when loglevel is DEBUG
2562 if self.logger.getEffectiveLevel() == logging.DEBUG:
2563 db_ro_task_update_log = db_ro_task_update.copy()
2564 db_ro_task_update_log["_id"] = q_filter["_id"]
2565 self._log_ro_task(None, db_ro_task_update_log, None, "TASK_WF", "SET_TASK")
2568 if not self
.db
.set_one(
2570 update_dict
=db_ro_task_update
,
2572 fail_on_empty
=False,
2574 del db_ro_task_update
["to_check_at"]
2575 del q_filter
["to_check_at"]
2577 # Log RO tasks only when loglevel is DEBUG
2578 if self.logger.getEffectiveLevel() == logging.DEBUG:
2581 db_ro_task_update_log,
2584 "SET_TASK " + str(q_filter),
2590 update_dict
=db_ro_task_update
,
2593 except DbException
as e
:
2595 "ro_task={} Error updating database {}".format(ro_task_id
, e
)
2597 except Exception as e
:
2599 "Error executing ro_task={}: {}".format(ro_task_id
, e
), exc_info
=True
2602 def _update_target(self
, task
, ro_vim_item_update
):
2603 table
, _
, temp
= task
["target_record"].partition(":")
2604 _id
, _
, path_vim_status
= temp
.partition(":")
2605 path_item
= path_vim_status
[: path_vim_status
.rfind(".")]
2606 path_item
= path_item
[: path_item
.rfind(".")]
2607 # path_vim_status: dot separated list targeting vim information, e.g. "vdur.10.vim_info.vim:id"
2608 # path_item: dot separated list targeting record information, e.g. "vdur.10"
2610 if ro_vim_item_update
:
2612 path_vim_status
+ "." + k
: v
2613 for k
, v
in ro_vim_item_update
.items()
2622 "interfaces_backup",
2626 if path_vim_status
.startswith("vdur."):
2627 # for backward compatibility, add vdur.name apart from vdur.vim_name
2628 if ro_vim_item_update
.get("vim_name"):
2629 update_dict
[path_item
+ ".name"] = ro_vim_item_update
["vim_name"]
2631 # for backward compatibility, add vdur.vim-id apart from vdur.vim_id
2632 if ro_vim_item_update
.get("vim_id"):
2633 update_dict
[path_item
+ ".vim-id"] = ro_vim_item_update
["vim_id"]
2635 # update general status
2636 if ro_vim_item_update
.get("vim_status"):
2637 update_dict
[path_item
+ ".status"] = ro_vim_item_update
[
2641 if ro_vim_item_update
.get("interfaces"):
2642 path_interfaces
= path_item
+ ".interfaces"
2644 for i
, iface
in enumerate(ro_vim_item_update
.get("interfaces")):
2648 path_interfaces
+ ".{}.".format(i
) + k
: v
2649 for k
, v
in iface
.items()
2650 if k
in ("vlan", "compute_node", "pci")
2654 # put ip_address and mac_address with ip-address and mac-address
2655 if iface
.get("ip_address"):
2657 path_interfaces
+ ".{}.".format(i
) + "ip-address"
2658 ] = iface
["ip_address"]
2660 if iface
.get("mac_address"):
2662 path_interfaces
+ ".{}.".format(i
) + "mac-address"
2663 ] = iface
["mac_address"]
2665 if iface
.get("mgmt_vnf_interface") and iface
.get("ip_address"):
2666 update_dict
["ip-address"] = iface
.get("ip_address").split(
2670 if iface
.get("mgmt_vdu_interface") and iface
.get("ip_address"):
2671 update_dict
[path_item
+ ".ip-address"] = iface
.get(
2675 self
.db
.set_one(table
, q_filter
={"_id": _id
}, update_dict
=update_dict
)
2677 # If interfaces exists, it backups VDU interfaces in the DB for healing operations
2678 if ro_vim_item_update
.get("interfaces"):
2679 search_key
= path_vim_status
+ ".interfaces"
2680 if update_dict
.get(search_key
):
2681 interfaces_backup_update
= {
2682 path_vim_status
+ ".interfaces_backup": update_dict
[search_key
]
2687 q_filter
={"_id": _id
},
2688 update_dict
=interfaces_backup_update
,
2692 update_dict
= {path_item
+ ".status": "DELETED"}
2695 q_filter
={"_id": _id
},
2696 update_dict
=update_dict
,
2697 unset
={path_vim_status
: None},
2700 def _process_delete_db_tasks(self
):
2702 Delete task from database because vnfrs or nsrs or both have been deleted
2703 :return: None. Uses and modify self.tasks_to_delete
2705 while self
.tasks_to_delete
:
2706 task
= self
.tasks_to_delete
[0]
2707 vnfrs_deleted
= None
2708 nsr_id
= task
["nsr_id"]
2710 if task
["target_record"].startswith("vnfrs:"):
2711 # check if nsrs is present
2712 if self
.db
.get_one("nsrs", {"_id": nsr_id
}, fail_on_empty
=False):
2713 vnfrs_deleted
= task
["target_record"].split(":")[1]
2716 self
.delete_db_tasks(self
.db
, nsr_id
, vnfrs_deleted
)
2717 except Exception as e
:
2719 "Error deleting task={}: {}".format(task
["task_id"], e
)
2721 self
.tasks_to_delete
.pop(0)
2724 def delete_db_tasks(db
, nsr_id
, vnfrs_deleted
):
2726 Static method because it is called from osm_ng_ro.ns
2727 :param db: instance of database to use
2728 :param nsr_id: affected nsrs id
2729 :param vnfrs_deleted: only tasks with this vnfr id. If None, all affected by nsr_id
2730 :return: None, exception is fails
2733 for retry
in range(retries
):
2734 ro_tasks
= db
.get_list("ro_tasks", {"tasks.nsr_id": nsr_id
})
2738 for ro_task
in ro_tasks
:
2740 to_delete_ro_task
= True
2742 for index
, task
in enumerate(ro_task
["tasks"]):
2745 elif (not vnfrs_deleted
and task
["nsr_id"] == nsr_id
) or (
2747 and task
["target_record"].startswith("vnfrs:" + vnfrs_deleted
)
2749 db_update
["tasks.{}".format(index
)] = None
2751 # used by other nsr, ro_task cannot be deleted
2752 to_delete_ro_task
= False
2754 # delete or update if nobody has changed ro_task meanwhile. Used modified_at for known if changed
2755 if to_delete_ro_task
:
2759 "_id": ro_task
["_id"],
2760 "modified_at": ro_task
["modified_at"],
2762 fail_on_empty
=False,
2766 db_update
["modified_at"] = now
2770 "_id": ro_task
["_id"],
2771 "modified_at": ro_task
["modified_at"],
2773 update_dict
=db_update
,
2774 fail_on_empty
=False,
2780 raise NsWorkerException("Exceeded {} retries".format(retries
))
2784 self
.logger
.info("Starting")
2786 # step 1: get commands from queue
2788 if self
.vim_targets
:
2789 task
= self
.task_queue
.get(block
=False)
2792 self
.logger
.debug("enters in idle state")
2794 task
= self
.task_queue
.get(block
=True)
2797 if task
[0] == "terminate":
2799 elif task
[0] == "load_vim":
2800 self
.logger
.info("order to load vim {}".format(task
[1]))
2801 self
._load
_vim
(task
[1])
2802 elif task
[0] == "unload_vim":
2803 self
.logger
.info("order to unload vim {}".format(task
[1]))
2804 self
._unload
_vim
(task
[1])
2805 elif task
[0] == "reload_vim":
2806 self
._reload
_vim
(task
[1])
2807 elif task
[0] == "check_vim":
2808 self
.logger
.info("order to check vim {}".format(task
[1]))
2809 self
._check
_vim
(task
[1])
2811 except Exception as e
:
2812 if isinstance(e
, queue
.Empty
):
2815 self
.logger
.critical(
2816 "Error processing task: {}".format(e
), exc_info
=True
2819 # step 2: process pending_tasks, delete not needed tasks
2821 if self
.tasks_to_delete
:
2822 self
._process
_delete
_db
_tasks
()
2825 # Log RO tasks only when loglevel is DEBUG
2826 if self.logger.getEffectiveLevel() == logging.DEBUG:
2827 _ = self._get_db_all_tasks()
2829 ro_task
= self
._get
_db
_task
()
2831 self
.logger
.debug("Task to process: {}".format(ro_task
))
2833 self
._process
_pending
_tasks
(ro_task
)
2837 except Exception as e
:
2838 self
.logger
.critical(
2839 "Unexpected exception at run: " + str(e
), exc_info
=True
2842 self
.logger
.info("Finishing")