1 # -*- coding: utf-8 -*-
4 # Copyright 2020 Telefonica Investigacion y Desarrollo, S.A.U.
6 # Licensed under the Apache License, Version 2.0 (the "License"); you may
7 # not use this file except in compliance with the License. You may obtain
8 # a copy of the License at
10 # http://www.apache.org/licenses/LICENSE-2.0
12 # Unless required by applicable law or agreed to in writing, software
13 # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
14 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
15 # License for the specific language governing permissions and limitations
21 This is thread that interacts with a VIM. It processes TASKs sequentially against a single VIM.
22 The tasks are stored at database in table ro_tasks
23 A single ro_task refers to a VIM element (flavor, image, network, ...).
24 A ro_task can contain several 'tasks', each one with a target, where to store the results
27 from copy
import deepcopy
28 from http
import HTTPStatus
32 from shutil
import rmtree
36 from typing
import Dict
37 from unittest
.mock
import Mock
39 from importlib_metadata
import entry_points
40 from osm_common
.dbbase
import DbException
41 from osm_ng_ro
.vim_admin
import LockRenew
42 from osm_ro_plugin
import sdnconn
, vimconn
43 from osm_ro_plugin
.sdn_dummy
import SdnDummyConnector
44 from osm_ro_plugin
.vim_dummy
import VimDummyConnector
47 __author__
= "Alfonso Tierno"
48 __date__
= "$28-Sep-2017 12:07:15$"
51 def deep_get(target_dict
, *args
, **kwargs
):
53 Get a value from target_dict entering in the nested keys. If keys does not exist, it returns None
54 Example target_dict={a: {b: 5}}; key_list=[a,b] returns 5; both key_list=[a,b,c] and key_list=[f,h] return None
55 :param target_dict: dictionary to be read
56 :param args: list of keys to read from target_dict
57 :param kwargs: only can contain default=value to return if key is not present in the nested dictionary
58 :return: The wanted value if exist, None or default otherwise
61 if not isinstance(target_dict
, dict) or key
not in target_dict
:
62 return kwargs
.get("default")
63 target_dict
= target_dict
[key
]
67 class NsWorkerException(Exception):
71 class FailingConnector
:
72 def __init__(self
, error_msg
):
73 self
.error_msg
= error_msg
75 for method
in dir(vimconn
.VimConnector
):
78 self
, method
, Mock(side_effect
=vimconn
.VimConnException(error_msg
))
81 for method
in dir(sdnconn
.SdnConnectorBase
):
84 self
, method
, Mock(side_effect
=sdnconn
.SdnConnectorError(error_msg
))
88 class NsWorkerExceptionNotFound(NsWorkerException
):
92 class VimInteractionBase
:
93 """Base class to call VIM/SDN for creating, deleting and refresh networks, VMs, flavors, ...
94 It implements methods that does nothing and return ok"""
96 def __init__(self
, db
, my_vims
, db_vims
, logger
):
99 self
.my_vims
= my_vims
100 self
.db_vims
= db_vims
102 def new(self
, ro_task
, task_index
, task_depends
):
105 def refresh(self
, ro_task
):
106 """skip calling VIM to get image, flavor status. Assumes ok"""
107 if ro_task
["vim_info"]["vim_status"] == "VIM_ERROR":
112 def delete(self
, ro_task
, task_index
):
113 """skip calling VIM to delete image. Assumes ok"""
116 def exec(self
, ro_task
, task_index
, task_depends
):
117 return "DONE", None, None
120 class VimInteractionNet(VimInteractionBase
):
121 def new(self
, ro_task
, task_index
, task_depends
):
123 task
= ro_task
["tasks"][task_index
]
124 task_id
= task
["task_id"]
127 target_vim
= self
.my_vims
[ro_task
["target_id"]]
129 mgmtnet_defined_in_vim
= False
133 if task
.get("find_params"):
134 # if management, get configuration of VIM
135 if task
["find_params"].get("filter_dict"):
136 vim_filter
= task
["find_params"]["filter_dict"]
138 elif task
["find_params"].get("mgmt"):
141 self
.db_vims
[ro_task
["target_id"]],
143 "management_network_id",
145 mgmtnet_defined_in_vim
= True
147 "id": self
.db_vims
[ro_task
["target_id"]]["config"][
148 "management_network_id"
152 self
.db_vims
[ro_task
["target_id"]],
154 "management_network_name",
156 mgmtnet_defined_in_vim
= True
158 "name": self
.db_vims
[ro_task
["target_id"]]["config"][
159 "management_network_name"
163 vim_filter
= {"name": task
["find_params"]["name"]}
165 raise NsWorkerExceptionNotFound(
166 "Invalid find_params for new_net {}".format(task
["find_params"])
169 vim_nets
= target_vim
.get_network_list(vim_filter
)
170 if not vim_nets
and not task
.get("params"):
171 # If there is mgmt-network in the descriptor,
172 # there is no mapping of that network to a VIM network in the descriptor,
173 # also there is no mapping in the "--config" parameter or at VIM creation;
174 # that mgmt-network will be created.
175 if mgmtnet
and not mgmtnet_defined_in_vim
:
177 vim_filter
.get("name")
178 if vim_filter
.get("name")
179 else vim_filter
.get("id")[:16]
181 vim_net_id
, created_items
= target_vim
.new_network(
185 "Created mgmt network vim_net_id: {}".format(vim_net_id
)
189 raise NsWorkerExceptionNotFound(
190 "Network not found with this criteria: '{}'".format(
191 task
.get("find_params")
194 elif len(vim_nets
) > 1:
195 raise NsWorkerException(
196 "More than one network found with this criteria: '{}'".format(
202 vim_net_id
= vim_nets
[0]["id"]
205 params
= task
["params"]
206 vim_net_id
, created_items
= target_vim
.new_network(**params
)
209 ro_vim_item_update
= {
210 "vim_id": vim_net_id
,
211 "vim_status": "BUILD",
213 "created_items": created_items
,
218 "task={} {} new-net={} created={}".format(
219 task_id
, ro_task
["target_id"], vim_net_id
, created
223 return "BUILD", ro_vim_item_update
224 except (vimconn
.VimConnException
, NsWorkerException
) as e
:
226 "task={} vim={} new-net: {}".format(task_id
, ro_task
["target_id"], e
)
228 ro_vim_item_update
= {
229 "vim_status": "VIM_ERROR",
231 "vim_message": str(e
),
234 return "FAILED", ro_vim_item_update
236 def refresh(self
, ro_task
):
237 """Call VIM to get network status"""
238 ro_task_id
= ro_task
["_id"]
239 target_vim
= self
.my_vims
[ro_task
["target_id"]]
240 vim_id
= ro_task
["vim_info"]["vim_id"]
241 net_to_refresh_list
= [vim_id
]
244 vim_dict
= target_vim
.refresh_nets_status(net_to_refresh_list
)
245 vim_info
= vim_dict
[vim_id
]
247 if vim_info
["status"] == "ACTIVE":
249 elif vim_info
["status"] == "BUILD":
250 task_status
= "BUILD"
252 task_status
= "FAILED"
253 except vimconn
.VimConnException
as e
:
254 # Mark all tasks at VIM_ERROR status
256 "ro_task={} vim={} get-net={}: {}".format(
257 ro_task_id
, ro_task
["target_id"], vim_id
, e
260 vim_info
= {"status": "VIM_ERROR", "error_msg": str(e
)}
261 task_status
= "FAILED"
263 ro_vim_item_update
= {}
264 if ro_task
["vim_info"]["vim_status"] != vim_info
["status"]:
265 ro_vim_item_update
["vim_status"] = vim_info
["status"]
267 if ro_task
["vim_info"]["vim_name"] != vim_info
.get("name"):
268 ro_vim_item_update
["vim_name"] = vim_info
.get("name")
270 if vim_info
["status"] in ("ERROR", "VIM_ERROR"):
271 if ro_task
["vim_info"]["vim_message"] != vim_info
.get("error_msg"):
272 ro_vim_item_update
["vim_message"] = vim_info
.get("error_msg")
273 elif vim_info
["status"] == "DELETED":
274 ro_vim_item_update
["vim_id"] = None
275 ro_vim_item_update
["vim_message"] = "Deleted externally"
277 if ro_task
["vim_info"]["vim_details"] != vim_info
["vim_info"]:
278 ro_vim_item_update
["vim_details"] = vim_info
["vim_info"]
280 if ro_vim_item_update
:
282 "ro_task={} {} get-net={}: status={} {}".format(
284 ro_task
["target_id"],
286 ro_vim_item_update
.get("vim_status"),
287 ro_vim_item_update
.get("vim_message")
288 if ro_vim_item_update
.get("vim_status") != "ACTIVE"
293 return task_status
, ro_vim_item_update
295 def delete(self
, ro_task
, task_index
):
296 task
= ro_task
["tasks"][task_index
]
297 task_id
= task
["task_id"]
298 net_vim_id
= ro_task
["vim_info"]["vim_id"]
299 ro_vim_item_update_ok
= {
300 "vim_status": "DELETED",
302 "vim_message": "DELETED",
307 if net_vim_id
or ro_task
["vim_info"]["created_items"]:
308 target_vim
= self
.my_vims
[ro_task
["target_id"]]
309 target_vim
.delete_network(
310 net_vim_id
, ro_task
["vim_info"]["created_items"]
312 except vimconn
.VimConnNotFoundException
:
313 ro_vim_item_update_ok
["vim_message"] = "already deleted"
314 except vimconn
.VimConnException
as e
:
316 "ro_task={} vim={} del-net={}: {}".format(
317 ro_task
["_id"], ro_task
["target_id"], net_vim_id
, e
320 ro_vim_item_update
= {
321 "vim_status": "VIM_ERROR",
322 "vim_message": "Error while deleting: {}".format(e
),
325 return "FAILED", ro_vim_item_update
328 "task={} {} del-net={} {}".format(
330 ro_task
["target_id"],
332 ro_vim_item_update_ok
.get("vim_message", ""),
336 return "DONE", ro_vim_item_update_ok
339 class VimInteractionVdu(VimInteractionBase
):
340 max_retries_inject_ssh_key
= 20 # 20 times
341 time_retries_inject_ssh_key
= 30 # wevery 30 seconds
343 def new(self
, ro_task
, task_index
, task_depends
):
344 task
= ro_task
["tasks"][task_index
]
345 task_id
= task
["task_id"]
348 target_vim
= self
.my_vims
[ro_task
["target_id"]]
352 params
= task
["params"]
353 params_copy
= deepcopy(params
)
354 net_list
= params_copy
["net_list"]
357 # change task_id into network_id
358 if "net_id" in net
and net
["net_id"].startswith("TASK-"):
359 network_id
= task_depends
[net
["net_id"]]
362 raise NsWorkerException(
363 "Cannot create VM because depends on a network not created or found "
364 "for {}".format(net
["net_id"])
367 net
["net_id"] = network_id
369 if params_copy
["image_id"].startswith("TASK-"):
370 params_copy
["image_id"] = task_depends
[params_copy
["image_id"]]
372 if params_copy
["flavor_id"].startswith("TASK-"):
373 params_copy
["flavor_id"] = task_depends
[params_copy
["flavor_id"]]
375 affinity_group_list
= params_copy
["affinity_group_list"]
376 for affinity_group
in affinity_group_list
:
377 # change task_id into affinity_group_id
378 if "affinity_group_id" in affinity_group
and affinity_group
[
380 ].startswith("TASK-"):
381 affinity_group_id
= task_depends
[
382 affinity_group
["affinity_group_id"]
385 if not affinity_group_id
:
386 raise NsWorkerException(
387 "found for {}".format(affinity_group
["affinity_group_id"])
390 affinity_group
["affinity_group_id"] = affinity_group_id
392 vim_vm_id
, created_items
= target_vim
.new_vminstance(**params_copy
)
393 interfaces
= [iface
["vim_id"] for iface
in params_copy
["net_list"]]
395 # add to created items previous_created_volumes (healing)
396 if task
.get("previous_created_volumes"):
397 for k
, v
in task
["previous_created_volumes"].items():
400 ro_vim_item_update
= {
402 "vim_status": "BUILD",
404 "created_items": created_items
,
407 "interfaces_vim_ids": interfaces
,
409 "interfaces_backup": [],
412 "task={} {} new-vm={} created={}".format(
413 task_id
, ro_task
["target_id"], vim_vm_id
, created
417 return "BUILD", ro_vim_item_update
418 except (vimconn
.VimConnException
, NsWorkerException
) as e
:
419 self
.logger
.debug(traceback
.format_exc())
421 "task={} {} new-vm: {}".format(task_id
, ro_task
["target_id"], e
)
423 ro_vim_item_update
= {
424 "vim_status": "VIM_ERROR",
426 "vim_message": str(e
),
429 return "FAILED", ro_vim_item_update
431 def delete(self
, ro_task
, task_index
):
432 task
= ro_task
["tasks"][task_index
]
433 task_id
= task
["task_id"]
434 vm_vim_id
= ro_task
["vim_info"]["vim_id"]
435 ro_vim_item_update_ok
= {
436 "vim_status": "DELETED",
438 "vim_message": "DELETED",
444 "delete_vminstance: vm_vim_id={} created_items={}".format(
445 vm_vim_id
, ro_task
["vim_info"]["created_items"]
448 if vm_vim_id
or ro_task
["vim_info"]["created_items"]:
449 target_vim
= self
.my_vims
[ro_task
["target_id"]]
450 target_vim
.delete_vminstance(
452 ro_task
["vim_info"]["created_items"],
453 ro_task
["vim_info"].get("volumes_to_hold", []),
455 except vimconn
.VimConnNotFoundException
:
456 ro_vim_item_update_ok
["vim_message"] = "already deleted"
457 except vimconn
.VimConnException
as e
:
459 "ro_task={} vim={} del-vm={}: {}".format(
460 ro_task
["_id"], ro_task
["target_id"], vm_vim_id
, e
463 ro_vim_item_update
= {
464 "vim_status": "VIM_ERROR",
465 "vim_message": "Error while deleting: {}".format(e
),
468 return "FAILED", ro_vim_item_update
471 "task={} {} del-vm={} {}".format(
473 ro_task
["target_id"],
475 ro_vim_item_update_ok
.get("vim_message", ""),
479 return "DONE", ro_vim_item_update_ok
481 def refresh(self
, ro_task
):
482 """Call VIM to get vm status"""
483 ro_task_id
= ro_task
["_id"]
484 target_vim
= self
.my_vims
[ro_task
["target_id"]]
485 vim_id
= ro_task
["vim_info"]["vim_id"]
490 vm_to_refresh_list
= [vim_id
]
492 vim_dict
= target_vim
.refresh_vms_status(vm_to_refresh_list
)
493 vim_info
= vim_dict
[vim_id
]
495 if vim_info
["status"] == "ACTIVE":
497 elif vim_info
["status"] == "BUILD":
498 task_status
= "BUILD"
500 task_status
= "FAILED"
502 # try to load and parse vim_information
504 vim_info_info
= yaml
.safe_load(vim_info
["vim_info"])
505 if vim_info_info
.get("name"):
506 vim_info
["name"] = vim_info_info
["name"]
507 except Exception as vim_info_error
:
508 self
.logger
.exception(
509 f
"{vim_info_error} occured while getting the vim_info from yaml"
511 except vimconn
.VimConnException
as e
:
512 # Mark all tasks at VIM_ERROR status
514 "ro_task={} vim={} get-vm={}: {}".format(
515 ro_task_id
, ro_task
["target_id"], vim_id
, e
518 vim_info
= {"status": "VIM_ERROR", "error_msg": str(e
)}
519 task_status
= "FAILED"
521 ro_vim_item_update
= {}
523 # Interfaces cannot be present if e.g. VM is not present, that is status=DELETED
525 if vim_info
.get("interfaces"):
526 for vim_iface_id
in ro_task
["vim_info"]["interfaces_vim_ids"]:
530 for iface
in vim_info
["interfaces"]
531 if vim_iface_id
== iface
["vim_interface_id"]
536 # iface.pop("vim_info", None)
537 vim_interfaces
.append(iface
)
541 for t
in ro_task
["tasks"]
542 if t
and t
["action"] == "CREATE" and t
["status"] != "FINISHED"
544 if vim_interfaces
and task_create
.get("mgmt_vnf_interface") is not None:
545 vim_interfaces
[task_create
["mgmt_vnf_interface"]][
549 mgmt_vdu_iface
= task_create
.get(
550 "mgmt_vdu_interface", task_create
.get("mgmt_vnf_interface", 0)
553 vim_interfaces
[mgmt_vdu_iface
]["mgmt_vdu_interface"] = True
555 if ro_task
["vim_info"]["interfaces"] != vim_interfaces
:
556 ro_vim_item_update
["interfaces"] = vim_interfaces
558 if ro_task
["vim_info"]["vim_status"] != vim_info
["status"]:
559 ro_vim_item_update
["vim_status"] = vim_info
["status"]
561 if ro_task
["vim_info"]["vim_name"] != vim_info
.get("name"):
562 ro_vim_item_update
["vim_name"] = vim_info
.get("name")
564 if vim_info
["status"] in ("ERROR", "VIM_ERROR"):
565 if ro_task
["vim_info"]["vim_message"] != vim_info
.get("error_msg"):
566 ro_vim_item_update
["vim_message"] = vim_info
.get("error_msg")
567 elif vim_info
["status"] == "DELETED":
568 ro_vim_item_update
["vim_id"] = None
569 ro_vim_item_update
["vim_message"] = "Deleted externally"
571 if ro_task
["vim_info"]["vim_details"] != vim_info
["vim_info"]:
572 ro_vim_item_update
["vim_details"] = vim_info
["vim_info"]
574 if ro_vim_item_update
:
576 "ro_task={} {} get-vm={}: status={} {}".format(
578 ro_task
["target_id"],
580 ro_vim_item_update
.get("vim_status"),
581 ro_vim_item_update
.get("vim_message")
582 if ro_vim_item_update
.get("vim_status") != "ACTIVE"
587 return task_status
, ro_vim_item_update
589 def exec(self
, ro_task
, task_index
, task_depends
):
590 task
= ro_task
["tasks"][task_index
]
591 task_id
= task
["task_id"]
592 target_vim
= self
.my_vims
[ro_task
["target_id"]]
593 db_task_update
= {"retries": 0}
594 retries
= task
.get("retries", 0)
597 params
= task
["params"]
598 params_copy
= deepcopy(params
)
599 params_copy
["ro_key"] = self
.db
.decrypt(
600 params_copy
.pop("private_key"),
601 params_copy
.pop("schema_version"),
602 params_copy
.pop("salt"),
604 params_copy
["ip_addr"] = params_copy
.pop("ip_address")
605 target_vim
.inject_user_key(**params_copy
)
607 "task={} {} action-vm=inject_key".format(task_id
, ro_task
["target_id"])
614 ) # params_copy["key"]
615 except (vimconn
.VimConnException
, NsWorkerException
) as e
:
618 self
.logger
.debug(traceback
.format_exc())
619 if retries
< self
.max_retries_inject_ssh_key
:
625 "next_retry": self
.time_retries_inject_ssh_key
,
630 "task={} {} inject-ssh-key: {}".format(task_id
, ro_task
["target_id"], e
)
632 ro_vim_item_update
= {"vim_message": str(e
)}
634 return "FAILED", ro_vim_item_update
, db_task_update
637 class VimInteractionImage(VimInteractionBase
):
638 def new(self
, ro_task
, task_index
, task_depends
):
639 task
= ro_task
["tasks"][task_index
]
640 task_id
= task
["task_id"]
643 target_vim
= self
.my_vims
[ro_task
["target_id"]]
647 if task
.get("find_params"):
648 vim_images
= target_vim
.get_image_list(**task
["find_params"])
651 raise NsWorkerExceptionNotFound(
652 "Image not found with this criteria: '{}'".format(
656 elif len(vim_images
) > 1:
657 raise NsWorkerException(
658 "More than one image found with this criteria: '{}'".format(
663 vim_image_id
= vim_images
[0]["id"]
665 ro_vim_item_update
= {
666 "vim_id": vim_image_id
,
667 "vim_status": "DONE",
669 "created_items": created_items
,
674 "task={} {} new-image={} created={}".format(
675 task_id
, ro_task
["target_id"], vim_image_id
, created
679 return "DONE", ro_vim_item_update
680 except (NsWorkerException
, vimconn
.VimConnException
) as e
:
682 "task={} {} new-image: {}".format(task_id
, ro_task
["target_id"], e
)
684 ro_vim_item_update
= {
685 "vim_status": "VIM_ERROR",
687 "vim_message": str(e
),
690 return "FAILED", ro_vim_item_update
693 class VimInteractionFlavor(VimInteractionBase
):
694 def delete(self
, ro_task
, task_index
):
695 task
= ro_task
["tasks"][task_index
]
696 task_id
= task
["task_id"]
697 flavor_vim_id
= ro_task
["vim_info"]["vim_id"]
698 ro_vim_item_update_ok
= {
699 "vim_status": "DELETED",
701 "vim_message": "DELETED",
707 target_vim
= self
.my_vims
[ro_task
["target_id"]]
708 target_vim
.delete_flavor(flavor_vim_id
)
709 except vimconn
.VimConnNotFoundException
:
710 ro_vim_item_update_ok
["vim_message"] = "already deleted"
711 except vimconn
.VimConnException
as e
:
713 "ro_task={} vim={} del-flavor={}: {}".format(
714 ro_task
["_id"], ro_task
["target_id"], flavor_vim_id
, e
717 ro_vim_item_update
= {
718 "vim_status": "VIM_ERROR",
719 "vim_message": "Error while deleting: {}".format(e
),
722 return "FAILED", ro_vim_item_update
725 "task={} {} del-flavor={} {}".format(
727 ro_task
["target_id"],
729 ro_vim_item_update_ok
.get("vim_message", ""),
733 return "DONE", ro_vim_item_update_ok
735 def new(self
, ro_task
, task_index
, task_depends
):
736 task
= ro_task
["tasks"][task_index
]
737 task_id
= task
["task_id"]
740 target_vim
= self
.my_vims
[ro_task
["target_id"]]
746 if task
.get("find_params"):
748 flavor_data
= task
["find_params"]["flavor_data"]
749 vim_flavor_id
= target_vim
.get_flavor_id_from_data(flavor_data
)
750 except vimconn
.VimConnNotFoundException
:
751 self
.logger
.exception("VimConnNotFoundException occured.")
753 if not vim_flavor_id
and task
.get("params"):
755 flavor_data
= task
["params"]["flavor_data"]
756 vim_flavor_id
= target_vim
.new_flavor(flavor_data
)
759 ro_vim_item_update
= {
760 "vim_id": vim_flavor_id
,
761 "vim_status": "DONE",
763 "created_items": created_items
,
768 "task={} {} new-flavor={} created={}".format(
769 task_id
, ro_task
["target_id"], vim_flavor_id
, created
773 return "DONE", ro_vim_item_update
774 except (vimconn
.VimConnException
, NsWorkerException
) as e
:
776 "task={} vim={} new-flavor: {}".format(task_id
, ro_task
["target_id"], e
)
778 ro_vim_item_update
= {
779 "vim_status": "VIM_ERROR",
781 "vim_message": str(e
),
784 return "FAILED", ro_vim_item_update
787 class VimInteractionAffinityGroup(VimInteractionBase
):
788 def delete(self
, ro_task
, task_index
):
789 task
= ro_task
["tasks"][task_index
]
790 task_id
= task
["task_id"]
791 affinity_group_vim_id
= ro_task
["vim_info"]["vim_id"]
792 ro_vim_item_update_ok
= {
793 "vim_status": "DELETED",
795 "vim_message": "DELETED",
800 if affinity_group_vim_id
:
801 target_vim
= self
.my_vims
[ro_task
["target_id"]]
802 target_vim
.delete_affinity_group(affinity_group_vim_id
)
803 except vimconn
.VimConnNotFoundException
:
804 ro_vim_item_update_ok
["vim_message"] = "already deleted"
805 except vimconn
.VimConnException
as e
:
807 "ro_task={} vim={} del-affinity-or-anti-affinity-group={}: {}".format(
808 ro_task
["_id"], ro_task
["target_id"], affinity_group_vim_id
, e
811 ro_vim_item_update
= {
812 "vim_status": "VIM_ERROR",
813 "vim_message": "Error while deleting: {}".format(e
),
816 return "FAILED", ro_vim_item_update
819 "task={} {} del-affinity-or-anti-affinity-group={} {}".format(
821 ro_task
["target_id"],
822 affinity_group_vim_id
,
823 ro_vim_item_update_ok
.get("vim_message", ""),
827 return "DONE", ro_vim_item_update_ok
829 def new(self
, ro_task
, task_index
, task_depends
):
830 task
= ro_task
["tasks"][task_index
]
831 task_id
= task
["task_id"]
834 target_vim
= self
.my_vims
[ro_task
["target_id"]]
837 affinity_group_vim_id
= None
838 affinity_group_data
= None
840 if task
.get("params"):
841 affinity_group_data
= task
["params"].get("affinity_group_data")
843 if affinity_group_data
and affinity_group_data
.get("vim-affinity-group-id"):
845 param_affinity_group_id
= task
["params"]["affinity_group_data"].get(
846 "vim-affinity-group-id"
848 affinity_group_vim_id
= target_vim
.get_affinity_group(
849 param_affinity_group_id
851 except vimconn
.VimConnNotFoundException
:
853 "task={} {} new-affinity-or-anti-affinity-group. Provided VIM Affinity Group ID {}"
854 "could not be found at VIM. Creating a new one.".format(
855 task_id
, ro_task
["target_id"], param_affinity_group_id
859 if not affinity_group_vim_id
and affinity_group_data
:
860 affinity_group_vim_id
= target_vim
.new_affinity_group(
865 ro_vim_item_update
= {
866 "vim_id": affinity_group_vim_id
,
867 "vim_status": "DONE",
869 "created_items": created_items
,
874 "task={} {} new-affinity-or-anti-affinity-group={} created={}".format(
875 task_id
, ro_task
["target_id"], affinity_group_vim_id
, created
879 return "DONE", ro_vim_item_update
880 except (vimconn
.VimConnException
, NsWorkerException
) as e
:
882 "task={} vim={} new-affinity-or-anti-affinity-group:"
883 " {}".format(task_id
, ro_task
["target_id"], e
)
885 ro_vim_item_update
= {
886 "vim_status": "VIM_ERROR",
888 "vim_message": str(e
),
891 return "FAILED", ro_vim_item_update
894 class VimInteractionUpdateVdu(VimInteractionBase
):
895 def exec(self
, ro_task
, task_index
, task_depends
):
896 task
= ro_task
["tasks"][task_index
]
897 task_id
= task
["task_id"]
898 db_task_update
= {"retries": 0}
901 target_vim
= self
.my_vims
[ro_task
["target_id"]]
904 if task
.get("params"):
905 vim_vm_id
= task
["params"].get("vim_vm_id")
906 action
= task
["params"].get("action")
907 context
= {action
: action
}
908 target_vim
.action_vminstance(vim_vm_id
, context
)
910 ro_vim_item_update
= {
912 "vim_status": "DONE",
914 "created_items": created_items
,
919 "task={} {} vm-migration done".format(task_id
, ro_task
["target_id"])
921 return "DONE", ro_vim_item_update
, db_task_update
922 except (vimconn
.VimConnException
, NsWorkerException
) as e
:
924 "task={} vim={} VM Migration:"
925 " {}".format(task_id
, ro_task
["target_id"], e
)
927 ro_vim_item_update
= {
928 "vim_status": "VIM_ERROR",
930 "vim_message": str(e
),
933 return "FAILED", ro_vim_item_update
, db_task_update
936 class VimInteractionSdnNet(VimInteractionBase
):
938 def _match_pci(port_pci
, mapping
):
940 Check if port_pci matches with mapping
941 mapping can have brackets to indicate that several chars are accepted. e.g
942 pci '0000:af:10.1' matches with '0000:af:1[01].[1357]'
943 :param port_pci: text
944 :param mapping: text, can contain brackets to indicate several chars are available
945 :return: True if matches, False otherwise
947 if not port_pci
or not mapping
:
949 if port_pci
== mapping
:
955 bracket_start
= mapping
.find("[", mapping_index
)
957 if bracket_start
== -1:
960 bracket_end
= mapping
.find("]", bracket_start
)
961 if bracket_end
== -1:
964 length
= bracket_start
- mapping_index
967 and port_pci
[pci_index
: pci_index
+ length
]
968 != mapping
[mapping_index
:bracket_start
]
973 port_pci
[pci_index
+ length
]
974 not in mapping
[bracket_start
+ 1 : bracket_end
]
978 pci_index
+= length
+ 1
979 mapping_index
= bracket_end
+ 1
981 if port_pci
[pci_index
:] != mapping
[mapping_index
:]:
986 def _get_interfaces(self
, vlds_to_connect
, vim_account_id
):
988 :param vlds_to_connect: list with format vnfrs:<id>:vld.<vld_id> or nsrs:<id>:vld.<vld_id>
989 :param vim_account_id:
994 for vld
in vlds_to_connect
:
995 table
, _
, db_id
= vld
.partition(":")
996 db_id
, _
, vld
= db_id
.partition(":")
997 _
, _
, vld_id
= vld
.partition(".")
1000 q_filter
= {"vim-account-id": vim_account_id
, "_id": db_id
}
1001 iface_key
= "vnf-vld-id"
1002 else: # table == "nsrs"
1003 q_filter
= {"vim-account-id": vim_account_id
, "nsr-id-ref": db_id
}
1004 iface_key
= "ns-vld-id"
1006 db_vnfrs
= self
.db
.get_list("vnfrs", q_filter
=q_filter
)
1008 for db_vnfr
in db_vnfrs
:
1009 for vdu_index
, vdur
in enumerate(db_vnfr
.get("vdur", ())):
1010 for iface_index
, interface
in enumerate(vdur
["interfaces"]):
1011 if interface
.get(iface_key
) == vld_id
and interface
.get(
1013 ) in ("SR-IOV", "PCI-PASSTHROUGH"):
1015 interface_
= interface
.copy()
1016 interface_
["id"] = "vnfrs:{}:vdu.{}.interfaces.{}".format(
1017 db_vnfr
["_id"], vdu_index
, iface_index
1020 if vdur
.get("status") == "ERROR":
1021 interface_
["status"] = "ERROR"
1023 interfaces
.append(interface_
)
1027 def refresh(self
, ro_task
):
1028 # look for task create
1029 task_create_index
, _
= next(
1031 for i_t
in enumerate(ro_task
["tasks"])
1033 and i_t
[1]["action"] == "CREATE"
1034 and i_t
[1]["status"] != "FINISHED"
1037 return self
.new(ro_task
, task_create_index
, None)
1039 def new(self
, ro_task
, task_index
, task_depends
):
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
["vlds"]
1059 associated_vim
= params
["target_vim"]
1060 # external additional ports
1061 additional_ports
= params
.get("sdn-ports") or ()
1062 _
, _
, vim_account_id
= associated_vim
.partition(":")
1065 # get associated VIM
1066 if associated_vim
not in self
.db_vims
:
1067 self
.db_vims
[associated_vim
] = self
.db
.get_one(
1068 "vim_accounts", {"_id": vim_account_id
}
1071 db_vim
= self
.db_vims
[associated_vim
]
1073 # look for ports to connect
1074 ports
= self
._get
_interfaces
(vlds_to_connect
, vim_account_id
)
1078 pending_ports
= error_ports
= 0
1080 sdn_need_update
= False
1083 vlan_used
= port
.get("vlan") or vlan_used
1085 # TODO. Do not connect if already done
1086 if not port
.get("compute_node") or not port
.get("pci"):
1087 if port
.get("status") == "ERROR":
1094 compute_node_mappings
= next(
1097 for c
in db_vim
["config"].get("sdn-port-mapping", ())
1098 if c
and c
["compute_node"] == port
["compute_node"]
1103 if compute_node_mappings
:
1104 # process port_mapping pci of type 0000:af:1[01].[1357]
1108 for p
in compute_node_mappings
["ports"]
1109 if self
._match
_pci
(port
["pci"], p
.get("pci"))
1115 if not db_vim
["config"].get("mapping_not_needed"):
1117 "Port mapping not found for compute_node={} pci={}".format(
1118 port
["compute_node"], port
["pci"]
1125 service_endpoint_id
= "{}:{}".format(port
["compute_node"], port
["pci"])
1127 "service_endpoint_id": pmap
.get("service_endpoint_id")
1128 or service_endpoint_id
,
1129 "service_endpoint_encapsulation_type": "dot1q"
1130 if port
["type"] == "SR-IOV"
1132 "service_endpoint_encapsulation_info": {
1133 "vlan": port
.get("vlan"),
1134 "mac": port
.get("mac-address"),
1135 "device_id": pmap
.get("device_id") or port
["compute_node"],
1136 "device_interface_id": pmap
.get("device_interface_id")
1138 "switch_dpid": pmap
.get("switch_id") or pmap
.get("switch_dpid"),
1139 "switch_port": pmap
.get("switch_port"),
1140 "service_mapping_info": pmap
.get("service_mapping_info"),
1145 # if port["modified_at"] > last_update:
1146 # sdn_need_update = True
1147 new_connected_ports
.append(port
["id"]) # TODO
1148 sdn_ports
.append(new_port
)
1152 "{} interfaces have not been created as VDU is on ERROR status".format(
1157 # connect external ports
1158 for index
, additional_port
in enumerate(additional_ports
):
1159 additional_port_id
= additional_port
.get(
1160 "service_endpoint_id"
1161 ) or "external-{}".format(index
)
1164 "service_endpoint_id": additional_port_id
,
1165 "service_endpoint_encapsulation_type": additional_port
.get(
1166 "service_endpoint_encapsulation_type", "dot1q"
1168 "service_endpoint_encapsulation_info": {
1169 "vlan": additional_port
.get("vlan") or vlan_used
,
1170 "mac": additional_port
.get("mac_address"),
1171 "device_id": additional_port
.get("device_id"),
1172 "device_interface_id": additional_port
.get(
1173 "device_interface_id"
1175 "switch_dpid": additional_port
.get("switch_dpid")
1176 or additional_port
.get("switch_id"),
1177 "switch_port": additional_port
.get("switch_port"),
1178 "service_mapping_info": additional_port
.get(
1179 "service_mapping_info"
1184 new_connected_ports
.append(additional_port_id
)
1187 # if there are more ports to connect or they have been modified, call create/update
1189 sdn_status
= "ERROR"
1190 sdn_info
= "; ".join(error_list
)
1191 elif set(connected_ports
) != set(new_connected_ports
) or sdn_need_update
:
1192 last_update
= time
.time()
1195 if len(sdn_ports
) < 2:
1196 sdn_status
= "ACTIVE"
1198 if not pending_ports
:
1200 "task={} {} new-sdn-net done, less than 2 ports".format(
1201 task_id
, ro_task
["target_id"]
1205 net_type
= params
.get("type") or "ELAN"
1209 ) = target_vim
.create_connectivity_service(net_type
, sdn_ports
)
1212 "task={} {} new-sdn-net={} created={}".format(
1213 task_id
, ro_task
["target_id"], sdn_net_id
, created
1217 created_items
= target_vim
.edit_connectivity_service(
1218 sdn_net_id
, conn_info
=created_items
, connection_points
=sdn_ports
1222 "task={} {} update-sdn-net={} created={}".format(
1223 task_id
, ro_task
["target_id"], sdn_net_id
, created
1227 connected_ports
= new_connected_ports
1229 wim_status_dict
= target_vim
.get_connectivity_service_status(
1230 sdn_net_id
, conn_info
=created_items
1232 sdn_status
= wim_status_dict
["sdn_status"]
1234 if wim_status_dict
.get("sdn_info"):
1235 sdn_info
= str(wim_status_dict
.get("sdn_info")) or ""
1237 if wim_status_dict
.get("error_msg"):
1238 sdn_info
= wim_status_dict
.get("error_msg") or ""
1241 if sdn_status
!= "ERROR":
1242 sdn_info
= "Waiting for getting interfaces location from VIM. Obtained '{}' of {}".format(
1243 len(ports
) - pending_ports
, len(ports
)
1246 if sdn_status
== "ACTIVE":
1247 sdn_status
= "BUILD"
1249 ro_vim_item_update
= {
1250 "vim_id": sdn_net_id
,
1251 "vim_status": sdn_status
,
1253 "created_items": created_items
,
1254 "connected_ports": connected_ports
,
1255 "vim_details": sdn_info
,
1256 "vim_message": None,
1257 "last_update": last_update
,
1260 return sdn_status
, ro_vim_item_update
1261 except Exception as e
:
1263 "task={} vim={} new-net: {}".format(task_id
, ro_task
["target_id"], e
),
1264 exc_info
=not isinstance(
1265 e
, (sdnconn
.SdnConnectorError
, vimconn
.VimConnException
)
1268 ro_vim_item_update
= {
1269 "vim_status": "VIM_ERROR",
1271 "vim_message": str(e
),
1274 return "FAILED", ro_vim_item_update
1276 def delete(self
, ro_task
, task_index
):
1277 task
= ro_task
["tasks"][task_index
]
1278 task_id
= task
["task_id"]
1279 sdn_vim_id
= ro_task
["vim_info"].get("vim_id")
1280 ro_vim_item_update_ok
= {
1281 "vim_status": "DELETED",
1283 "vim_message": "DELETED",
1289 target_vim
= self
.my_vims
[ro_task
["target_id"]]
1290 target_vim
.delete_connectivity_service(
1291 sdn_vim_id
, ro_task
["vim_info"].get("created_items")
1294 except Exception as e
:
1296 isinstance(e
, sdnconn
.SdnConnectorError
)
1297 and e
.http_code
== HTTPStatus
.NOT_FOUND
.value
1299 ro_vim_item_update_ok
["vim_message"] = "already deleted"
1302 "ro_task={} vim={} del-sdn-net={}: {}".format(
1303 ro_task
["_id"], ro_task
["target_id"], sdn_vim_id
, e
1305 exc_info
=not isinstance(
1306 e
, (sdnconn
.SdnConnectorError
, vimconn
.VimConnException
)
1309 ro_vim_item_update
= {
1310 "vim_status": "VIM_ERROR",
1311 "vim_message": "Error while deleting: {}".format(e
),
1314 return "FAILED", ro_vim_item_update
1317 "task={} {} del-sdn-net={} {}".format(
1319 ro_task
["target_id"],
1321 ro_vim_item_update_ok
.get("vim_message", ""),
1325 return "DONE", ro_vim_item_update_ok
1328 class VimInteractionMigration(VimInteractionBase
):
1329 def exec(self
, ro_task
, task_index
, task_depends
):
1330 task
= ro_task
["tasks"][task_index
]
1331 task_id
= task
["task_id"]
1332 db_task_update
= {"retries": 0}
1333 target_vim
= self
.my_vims
[ro_task
["target_id"]]
1337 refreshed_vim_info
= {}
1340 if task
.get("params"):
1341 vim_vm_id
= task
["params"].get("vim_vm_id")
1342 migrate_host
= task
["params"].get("migrate_host")
1343 _
, migrated_compute_node
= target_vim
.migrate_instance(
1344 vim_vm_id
, migrate_host
1347 if migrated_compute_node
:
1348 # When VM is migrated, vdu["vim_info"] needs to be updated
1349 vdu_old_vim_info
= task
["params"]["vdu_vim_info"].get(
1350 ro_task
["target_id"]
1353 # Refresh VM to get new vim_info
1354 vm_to_refresh_list
= [vim_vm_id
]
1355 vim_dict
= target_vim
.refresh_vms_status(vm_to_refresh_list
)
1356 refreshed_vim_info
= vim_dict
[vim_vm_id
]
1358 if refreshed_vim_info
.get("interfaces"):
1359 for old_iface
in vdu_old_vim_info
.get("interfaces"):
1363 for iface
in refreshed_vim_info
["interfaces"]
1364 if old_iface
["vim_interface_id"]
1365 == iface
["vim_interface_id"]
1369 vim_interfaces
.append(iface
)
1371 ro_vim_item_update
= {
1372 "vim_id": vim_vm_id
,
1373 "vim_status": "ACTIVE",
1375 "created_items": created_items
,
1376 "vim_details": None,
1377 "vim_message": None,
1380 if refreshed_vim_info
and refreshed_vim_info
.get("status") not in (
1384 ro_vim_item_update
["vim_details"] = refreshed_vim_info
["vim_info"]
1387 ro_vim_item_update
["interfaces"] = vim_interfaces
1390 "task={} {} vm-migration done".format(task_id
, ro_task
["target_id"])
1393 return "DONE", ro_vim_item_update
, db_task_update
1395 except (vimconn
.VimConnException
, NsWorkerException
) as e
:
1397 "task={} vim={} VM Migration:"
1398 " {}".format(task_id
, ro_task
["target_id"], e
)
1400 ro_vim_item_update
= {
1401 "vim_status": "VIM_ERROR",
1403 "vim_message": str(e
),
1406 return "FAILED", ro_vim_item_update
, db_task_update
1409 class VimInteractionResize(VimInteractionBase
):
1410 def exec(self
, ro_task
, task_index
, task_depends
):
1411 task
= ro_task
["tasks"][task_index
]
1412 task_id
= task
["task_id"]
1413 db_task_update
= {"retries": 0}
1415 target_flavor_uuid
= None
1417 refreshed_vim_info
= {}
1418 target_vim
= self
.my_vims
[ro_task
["target_id"]]
1421 if task
.get("params"):
1422 vim_vm_id
= task
["params"].get("vim_vm_id")
1423 flavor_dict
= task
["params"].get("flavor_dict")
1424 self
.logger
.info("flavor_dict %s", flavor_dict
)
1427 target_flavor_uuid
= target_vim
.get_flavor_id_from_data(flavor_dict
)
1428 except Exception as e
:
1429 self
.logger
.info("Cannot find any flavor matching %s.", str(e
))
1431 target_flavor_uuid
= target_vim
.new_flavor(flavor_dict
)
1432 except Exception as e
:
1433 self
.logger
.error("Error creating flavor at VIM %s.", str(e
))
1435 if target_flavor_uuid
is not None:
1436 resized_status
= target_vim
.resize_instance(
1437 vim_vm_id
, target_flavor_uuid
1441 # Refresh VM to get new vim_info
1442 vm_to_refresh_list
= [vim_vm_id
]
1443 vim_dict
= target_vim
.refresh_vms_status(vm_to_refresh_list
)
1444 refreshed_vim_info
= vim_dict
[vim_vm_id
]
1446 ro_vim_item_update
= {
1447 "vim_id": vim_vm_id
,
1448 "vim_status": "DONE",
1450 "created_items": created_items
,
1451 "vim_details": None,
1452 "vim_message": None,
1455 if refreshed_vim_info
and refreshed_vim_info
.get("status") not in (
1459 ro_vim_item_update
["vim_details"] = refreshed_vim_info
["vim_info"]
1462 "task={} {} resize done".format(task_id
, ro_task
["target_id"])
1464 return "DONE", ro_vim_item_update
, db_task_update
1465 except (vimconn
.VimConnException
, NsWorkerException
) as e
:
1467 "task={} vim={} Resize:" " {}".format(task_id
, ro_task
["target_id"], e
)
1469 ro_vim_item_update
= {
1470 "vim_status": "VIM_ERROR",
1472 "vim_message": str(e
),
1475 return "FAILED", ro_vim_item_update
, db_task_update
1478 class ConfigValidate
:
1479 def __init__(self
, config
: Dict
):
1484 # default 1 min, allowed >= 60 or -1, -1 disables periodic checks
1486 self
.conf
["period"]["refresh_active"] >= 60
1487 or self
.conf
["period"]["refresh_active"] == -1
1489 return self
.conf
["period"]["refresh_active"]
1495 return self
.conf
["period"]["refresh_build"]
1499 return self
.conf
["period"]["refresh_image"]
1503 return self
.conf
["period"]["refresh_error"]
1506 def queue_size(self
):
1507 return self
.conf
["period"]["queue_size"]
1510 class NsWorker(threading
.Thread
):
1511 def __init__(self
, worker_index
, config
, plugins
, db
):
1513 :param worker_index: thread index
1514 :param config: general configuration of RO, among others the process_id with the docker id where it runs
1515 :param plugins: global shared dict with the loaded plugins
1516 :param db: database class instance to use
1518 threading
.Thread
.__init
__(self
)
1519 self
.config
= config
1520 self
.plugins
= plugins
1521 self
.plugin_name
= "unknown"
1522 self
.logger
= logging
.getLogger("ro.worker{}".format(worker_index
))
1523 self
.worker_index
= worker_index
1524 # refresh periods for created items
1525 self
.refresh_config
= ConfigValidate(config
)
1526 self
.task_queue
= queue
.Queue(self
.refresh_config
.queue_size
)
1527 # targetvim: vimplugin class
1529 # targetvim: vim information from database
1532 self
.vim_targets
= []
1533 self
.my_id
= config
["process_id"] + ":" + str(worker_index
)
1536 "net": VimInteractionNet(self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
),
1537 "vdu": VimInteractionVdu(self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
),
1538 "image": VimInteractionImage(
1539 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1541 "flavor": VimInteractionFlavor(
1542 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1544 "sdn_net": VimInteractionSdnNet(
1545 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1547 "update": VimInteractionUpdateVdu(
1548 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1550 "affinity-or-anti-affinity-group": VimInteractionAffinityGroup(
1551 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1553 "migrate": VimInteractionMigration(
1554 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1556 "verticalscale": VimInteractionResize(
1557 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1560 self
.time_last_task_processed
= None
1561 # lists of tasks to delete because nsrs or vnfrs has been deleted from db
1562 self
.tasks_to_delete
= []
1563 # it is idle when there are not vim_targets associated
1565 self
.task_locked_time
= config
["global"]["task_locked_time"]
1567 def insert_task(self
, task
):
1569 self
.task_queue
.put(task
, False)
1572 raise NsWorkerException("timeout inserting a task")
1574 def terminate(self
):
1575 self
.insert_task("exit")
1577 def del_task(self
, task
):
1578 with self
.task_lock
:
1579 if task
["status"] == "SCHEDULED":
1580 task
["status"] = "SUPERSEDED"
1582 else: # task["status"] == "processing"
1583 self
.task_lock
.release()
1586 def _process_vim_config(self
, target_id
, db_vim
):
1588 Process vim config, creating vim configuration files as ca_cert
1589 :param target_id: vim/sdn/wim + id
1590 :param db_vim: Vim dictionary obtained from database
1591 :return: None. Modifies vim. Creates a folder target_id:worker_index and several files
1593 if not db_vim
.get("config"):
1599 if db_vim
["config"].get("ca_cert_content"):
1600 file_name
= "{}:{}".format(target_id
, self
.worker_index
)
1604 except FileExistsError
:
1605 self
.logger
.exception(
1606 "FileExistsError occured while processing vim_config."
1609 file_name
= file_name
+ "/ca_cert"
1611 with
open(file_name
, "w") as f
:
1612 f
.write(db_vim
["config"]["ca_cert_content"])
1613 del db_vim
["config"]["ca_cert_content"]
1614 db_vim
["config"]["ca_cert"] = file_name
1615 except Exception as e
:
1616 raise NsWorkerException(
1617 "Error writing to file '{}': {}".format(file_name
, e
)
1620 def _load_plugin(self
, name
, type="vim"):
1621 # type can be vim or sdn
1622 if "rovim_dummy" not in self
.plugins
:
1623 self
.plugins
["rovim_dummy"] = VimDummyConnector
1625 if "rosdn_dummy" not in self
.plugins
:
1626 self
.plugins
["rosdn_dummy"] = SdnDummyConnector
1628 if name
in self
.plugins
:
1629 return self
.plugins
[name
]
1632 for ep
in entry_points(group
="osm_ro{}.plugins".format(type), name
=name
):
1633 self
.plugins
[name
] = ep
.load()
1634 except Exception as e
:
1635 raise NsWorkerException("Cannot load plugin osm_{}: {}".format(name
, e
))
1637 if name
and name
not in self
.plugins
:
1638 raise NsWorkerException(
1639 "Plugin 'osm_{n}' has not been installed".format(n
=name
)
1642 return self
.plugins
[name
]
1644 def _unload_vim(self
, target_id
):
1646 Unload a vim_account. Removes it from self db_vims dictionary, my_vims dictionary and vim_targets list
1647 :param target_id: Contains type:_id; where type can be 'vim', ...
1651 self
.db_vims
.pop(target_id
, None)
1652 self
.my_vims
.pop(target_id
, None)
1654 if target_id
in self
.vim_targets
:
1655 self
.vim_targets
.remove(target_id
)
1657 self
.logger
.info("Unloaded {}".format(target_id
))
1658 rmtree("{}:{}".format(target_id
, self
.worker_index
))
1659 except FileNotFoundError
:
1660 # This is raised by rmtree if folder does not exist.
1661 self
.logger
.exception("FileNotFoundError occured while unloading VIM.")
1662 except Exception as e
:
1663 self
.logger
.error("Cannot unload {}: {}".format(target_id
, e
))
1665 def _check_vim(self
, target_id
):
1667 Load a VIM/SDN/WIM (if not loaded) and check connectivity, updating database with ENABLE or ERROR
1668 :param target_id: Contains type:_id; type can be 'vim', 'sdn' or 'wim'
1671 target
, _
, _id
= target_id
.partition(":")
1677 loaded
= target_id
in self
.vim_targets
1687 step
= "Getting {} from db".format(target_id
)
1688 db_vim
= self
.db
.get_one(target_database
, {"_id": _id
})
1690 for op_index
, operation
in enumerate(
1691 db_vim
["_admin"].get("operations", ())
1693 if operation
["operationState"] != "PROCESSING":
1696 locked_at
= operation
.get("locked_at")
1698 if locked_at
is not None and locked_at
>= now
- self
.task_locked_time
:
1699 # some other thread is doing this operation
1703 op_text
= "_admin.operations.{}.".format(op_index
)
1705 if not self
.db
.set_one(
1709 op_text
+ "operationState": "PROCESSING",
1710 op_text
+ "locked_at": locked_at
,
1713 op_text
+ "locked_at": now
,
1714 "admin.current_operation": op_index
,
1716 fail_on_empty
=False,
1720 unset_dict
[op_text
+ "locked_at"] = None
1721 unset_dict
["current_operation"] = None
1722 step
= "Loading " + target_id
1723 error_text
= self
._load
_vim
(target_id
)
1726 step
= "Checking connectivity"
1729 self
.my_vims
[target_id
].check_vim_connectivity()
1731 self
.my_vims
[target_id
].check_credentials()
1733 update_dict
["_admin.operationalState"] = "ENABLED"
1734 update_dict
["_admin.detailed-status"] = ""
1735 unset_dict
[op_text
+ "detailed-status"] = None
1736 update_dict
[op_text
+ "operationState"] = "COMPLETED"
1740 except Exception as e
:
1741 error_text
= "{}: {}".format(step
, e
)
1742 self
.logger
.error("{} for {}: {}".format(step
, target_id
, e
))
1745 if update_dict
or unset_dict
:
1747 update_dict
[op_text
+ "operationState"] = "FAILED"
1748 update_dict
[op_text
+ "detailed-status"] = error_text
1749 unset_dict
.pop(op_text
+ "detailed-status", None)
1750 update_dict
["_admin.operationalState"] = "ERROR"
1751 update_dict
["_admin.detailed-status"] = error_text
1754 update_dict
[op_text
+ "statusEnteredTime"] = now
1758 q_filter
={"_id": _id
},
1759 update_dict
=update_dict
,
1761 fail_on_empty
=False,
1765 self
._unload
_vim
(target_id
)
1767 def _reload_vim(self
, target_id
):
1768 if target_id
in self
.vim_targets
:
1769 self
._load
_vim
(target_id
)
1771 # if the vim is not loaded, but database information of VIM is cached at self.db_vims,
1772 # just remove it to force load again next time it is needed
1773 self
.db_vims
.pop(target_id
, None)
1775 def _load_vim(self
, target_id
):
1777 Load or reload a vim_account, sdn_controller or wim_account.
1778 Read content from database, load the plugin if not loaded.
1779 In case of error loading the plugin, it load a failing VIM_connector
1780 It fills self db_vims dictionary, my_vims dictionary and vim_targets list
1781 :param target_id: Contains type:_id; where type can be 'vim', ...
1782 :return: None if ok, descriptive text if error
1784 target
, _
, _id
= target_id
.partition(":")
1796 step
= "Getting {}={} from db".format(target
, _id
)
1797 # TODO process for wim, sdnc, ...
1798 vim
= self
.db
.get_one(target_database
, {"_id": _id
})
1800 # if deep_get(vim, "config", "sdn-controller"):
1801 # step = "Getting sdn-controller-id='{}' from db".format(vim["config"]["sdn-controller"])
1802 # db_sdn = self.db.get_one("sdns", {"_id": vim["config"]["sdn-controller"]})
1804 step
= "Decrypting password"
1805 schema_version
= vim
.get("schema_version")
1806 self
.db
.encrypt_decrypt_fields(
1809 fields
=("password", "secret"),
1810 schema_version
=schema_version
,
1813 self
._process
_vim
_config
(target_id
, vim
)
1816 plugin_name
= "rovim_" + vim
["vim_type"]
1817 step
= "Loading plugin '{}'".format(plugin_name
)
1818 vim_module_conn
= self
._load
_plugin
(plugin_name
)
1819 step
= "Loading {}'".format(target_id
)
1820 self
.my_vims
[target_id
] = vim_module_conn(
1823 tenant_id
=vim
.get("vim_tenant_id"),
1824 tenant_name
=vim
.get("vim_tenant_name"),
1827 user
=vim
["vim_user"],
1828 passwd
=vim
["vim_password"],
1829 config
=vim
.get("config") or {},
1833 plugin_name
= "rosdn_" + vim
["type"]
1834 step
= "Loading plugin '{}'".format(plugin_name
)
1835 vim_module_conn
= self
._load
_plugin
(plugin_name
, "sdn")
1836 step
= "Loading {}'".format(target_id
)
1838 wim_config
= wim
.pop("config", {}) or {}
1839 wim
["uuid"] = wim
["_id"]
1840 wim
["wim_url"] = wim
["url"]
1843 wim_config
["dpid"] = wim
.pop("dpid")
1845 if wim
.get("switch_id"):
1846 wim_config
["switch_id"] = wim
.pop("switch_id")
1848 # wim, wim_account, config
1849 self
.my_vims
[target_id
] = vim_module_conn(wim
, wim
, wim_config
)
1850 self
.db_vims
[target_id
] = vim
1851 self
.error_status
= None
1854 "Connector loaded for {}, plugin={}".format(target_id
, plugin_name
)
1856 except Exception as e
:
1858 "Cannot load {} plugin={}: {} {}".format(
1859 target_id
, plugin_name
, step
, e
1863 self
.db_vims
[target_id
] = vim
or {}
1864 self
.db_vims
[target_id
] = FailingConnector(str(e
))
1865 error_status
= "{} Error: {}".format(step
, e
)
1869 if target_id
not in self
.vim_targets
:
1870 self
.vim_targets
.append(target_id
)
1872 def _get_db_task(self
):
1874 Read actions from database and reload them at memory. Fill self.refresh_list, pending_list, vim_actions
1879 if not self
.time_last_task_processed
:
1880 self
.time_last_task_processed
= now
1885 # Log RO tasks only when loglevel is DEBUG
1886 if self.logger.getEffectiveLevel() == logging.DEBUG:
1893 + str(self.task_locked_time)
1895 + "time_last_task_processed="
1896 + str(self.time_last_task_processed)
1902 locked
= self
.db
.set_one(
1905 "target_id": self
.vim_targets
,
1906 "tasks.status": ["SCHEDULED", "BUILD", "DONE", "FAILED"],
1907 "locked_at.lt": now
- self
.task_locked_time
,
1908 "to_check_at.lt": self
.time_last_task_processed
,
1909 "to_check_at.gt": -1,
1911 update_dict
={"locked_by": self
.my_id
, "locked_at": now
},
1912 fail_on_empty
=False,
1917 ro_task
= self
.db
.get_one(
1920 "target_id": self
.vim_targets
,
1921 "tasks.status": ["SCHEDULED", "BUILD", "DONE", "FAILED"],
1927 if self
.time_last_task_processed
== now
:
1928 self
.time_last_task_processed
= None
1931 self
.time_last_task_processed
= now
1932 # self.time_last_task_processed = min(self.time_last_task_processed + 1000, now)
1934 except DbException
as e
:
1935 self
.logger
.error("Database exception at _get_db_task: {}".format(e
))
1936 except Exception as e
:
1937 self
.logger
.critical(
1938 "Unexpected exception at _get_db_task: {}".format(e
), exc_info
=True
1943 def _get_db_all_tasks(self
):
1945 Read all content of table ro_tasks to log it
1949 # Checking the content of the BD:
1952 ro_task
= self
.db
.get_list("ro_tasks")
1954 self
._log
_ro
_task
(rt
, None, None, "TASK_WF", "GET_ALL_TASKS")
1957 except DbException
as e
:
1958 self
.logger
.error("Database exception at _get_db_all_tasks: {}".format(e
))
1959 except Exception as e
:
1960 self
.logger
.critical(
1961 "Unexpected exception at _get_db_all_tasks: {}".format(e
), exc_info
=True
1966 def _log_ro_task(self
, ro_task
, db_ro_task_update
, db_ro_task_delete
, mark
, event
):
1968 Generate a log with the following format:
1970 Mark;Event;ro_task_id;locked_at;modified_at;created_at;to_check_at;locked_by;
1971 target_id;vim_info.refresh_at;vim_info;no_of_tasks;task_status;action_id;
1972 task_array_index;task_id;task_action;task_item;task_args
1976 TASK_WF;GET_TASK;888f1864-749a-4fc2-bc1a-97c0fffd6a6f:2;1642158724.8210013;
1977 1642158640.7986135;1642158640.7986135;1642158640.7986135;b134c9494e75:0a
1978 ;vim:b7ff9e24-8868-4d68-8a57-a59dc11d0327;None;{'created': False,
1979 'created_items': None, 'vim_id': None, 'vim_name': None, 'vim_status': None,
1980 'vim_details': None, 'vim_message': None, 'refresh_at': None};1;SCHEDULED;
1981 888f1864-749a-4fc2-bc1a-97c0fffd6a6f;0;888f1864-749a-4fc2-bc1a-97c0fffd6a6f:2;
1982 CREATE;image;{'filter_dict': {'name': 'ubuntu-os-cloud:image-family:ubuntu-1804-lts'}}
1987 if ro_task
is not None and isinstance(ro_task
, dict):
1988 for t
in ro_task
["tasks"]:
1992 line
.append(ro_task
.get("_id", ""))
1993 line
.append(str(ro_task
.get("locked_at", "")))
1994 line
.append(str(ro_task
.get("modified_at", "")))
1995 line
.append(str(ro_task
.get("created_at", "")))
1996 line
.append(str(ro_task
.get("to_check_at", "")))
1997 line
.append(str(ro_task
.get("locked_by", "")))
1998 line
.append(str(ro_task
.get("target_id", "")))
1999 line
.append(str(ro_task
.get("vim_info", {}).get("refresh_at", "")))
2000 line
.append(str(ro_task
.get("vim_info", "")))
2001 line
.append(str(ro_task
.get("tasks", "")))
2002 if isinstance(t
, dict):
2003 line
.append(str(t
.get("status", "")))
2004 line
.append(str(t
.get("action_id", "")))
2006 line
.append(str(t
.get("task_id", "")))
2007 line
.append(str(t
.get("action", "")))
2008 line
.append(str(t
.get("item", "")))
2009 line
.append(str(t
.get("find_params", "")))
2010 line
.append(str(t
.get("params", "")))
2012 line
.extend([""] * 2)
2014 line
.extend([""] * 5)
2017 self
.logger
.debug(";".join(line
))
2018 elif db_ro_task_update
is not None and isinstance(db_ro_task_update
, dict):
2021 st
= "tasks.{}.status".format(i
)
2022 if st
not in db_ro_task_update
:
2027 line
.append(db_ro_task_update
.get("_id", ""))
2028 line
.append(str(db_ro_task_update
.get("locked_at", "")))
2029 line
.append(str(db_ro_task_update
.get("modified_at", "")))
2031 line
.append(str(db_ro_task_update
.get("to_check_at", "")))
2032 line
.append(str(db_ro_task_update
.get("locked_by", "")))
2034 line
.append(str(db_ro_task_update
.get("vim_info.refresh_at", "")))
2036 line
.append(str(db_ro_task_update
.get("vim_info", "")))
2037 line
.append(str(str(db_ro_task_update
).count(".status")))
2038 line
.append(db_ro_task_update
.get(st
, ""))
2041 line
.extend([""] * 3)
2043 self
.logger
.debug(";".join(line
))
2045 elif db_ro_task_delete
is not None and isinstance(db_ro_task_delete
, dict):
2049 line
.append(db_ro_task_delete
.get("_id", ""))
2051 line
.append(db_ro_task_delete
.get("modified_at", ""))
2052 line
.extend([""] * 13)
2053 self
.logger
.debug(";".join(line
))
2059 line
.extend([""] * 16)
2060 self
.logger
.debug(";".join(line
))
2062 except Exception as e
:
2063 self
.logger
.error("Error logging ro_task: {}".format(e
))
2065 def _delete_task(self
, ro_task
, task_index
, task_depends
, db_update
):
2067 Determine if this task need to be done or superseded
2070 my_task
= ro_task
["tasks"][task_index
]
2071 task_id
= my_task
["task_id"]
2072 needed_delete
= ro_task
["vim_info"]["created"] or ro_task
["vim_info"].get(
2073 "created_items", False
2076 self
.logger
.warning("Needed delete: {}".format(needed_delete
))
2077 if my_task
["status"] == "FAILED":
2078 return None, None # TODO need to be retry??
2081 for index
, task
in enumerate(ro_task
["tasks"]):
2082 if index
== task_index
or not task
:
2086 my_task
["target_record"] == task
["target_record"]
2087 and task
["action"] == "CREATE"
2090 db_update
["tasks.{}.status".format(index
)] = task
[
2093 elif task
["action"] == "CREATE" and task
["status"] not in (
2097 needed_delete
= False
2100 self
.logger
.warning(
2101 "Deleting ro_task={} task_index={}".format(ro_task
, task_index
)
2103 return self
.item2class
[my_task
["item"]].delete(ro_task
, task_index
)
2105 return "SUPERSEDED", None
2106 except Exception as e
:
2107 if not isinstance(e
, NsWorkerException
):
2108 self
.logger
.critical(
2109 "Unexpected exception at _delete_task task={}: {}".format(
2115 return "FAILED", {"vim_status": "VIM_ERROR", "vim_message": str(e
)}
2117 def _create_task(self
, ro_task
, task_index
, task_depends
, db_update
):
2119 Determine if this task need to create something at VIM
2122 my_task
= ro_task
["tasks"][task_index
]
2123 task_id
= my_task
["task_id"]
2126 if my_task
["status"] == "FAILED":
2127 return None, None # TODO need to be retry??
2128 elif my_task
["status"] == "SCHEDULED":
2129 # check if already created by another task
2130 for index
, task
in enumerate(ro_task
["tasks"]):
2131 if index
== task_index
or not task
:
2134 if task
["action"] == "CREATE" and task
["status"] not in (
2139 return task
["status"], "COPY_VIM_INFO"
2142 task_status
, ro_vim_item_update
= self
.item2class
[my_task
["item"]].new(
2143 ro_task
, task_index
, task_depends
2145 # TODO update other CREATE tasks
2146 except Exception as e
:
2147 if not isinstance(e
, NsWorkerException
):
2149 "Error executing task={}: {}".format(task_id
, e
), exc_info
=True
2152 task_status
= "FAILED"
2153 ro_vim_item_update
= {"vim_status": "VIM_ERROR", "vim_message": str(e
)}
2154 # TODO update ro_vim_item_update
2156 return task_status
, ro_vim_item_update
2160 def _get_dependency(self
, task_id
, ro_task
=None, target_id
=None):
2162 Look for dependency task
2163 :param task_id: Can be one of
2164 1. target_vim+blank+task.target_record_id: "(vim|sdn|wim):<id> (vnfrs|nsrs):(vld|vdu|flavor|image).<id>"
2165 2. task.target_record_id: "(vnfrs|nsrs):(vld|vdu|flavor|image).<id>"
2166 3. task.task_id: "<action_id>:number"
2169 :return: database ro_task plus index of task
2172 task_id
.startswith("vim:")
2173 or task_id
.startswith("sdn:")
2174 or task_id
.startswith("wim:")
2176 target_id
, _
, task_id
= task_id
.partition(" ")
2178 if task_id
.startswith("nsrs:") or task_id
.startswith("vnfrs:"):
2179 ro_task_dependency
= self
.db
.get_one(
2181 q_filter
={"target_id": target_id
, "tasks.target_record_id": task_id
},
2182 fail_on_empty
=False,
2185 if ro_task_dependency
:
2186 for task_index
, task
in enumerate(ro_task_dependency
["tasks"]):
2187 if task
["target_record_id"] == task_id
:
2188 return ro_task_dependency
, task_index
2192 for task_index
, task
in enumerate(ro_task
["tasks"]):
2193 if task
and task
["task_id"] == task_id
:
2194 return ro_task
, task_index
2196 ro_task_dependency
= self
.db
.get_one(
2199 "tasks.ANYINDEX.task_id": task_id
,
2200 "tasks.ANYINDEX.target_record.ne": None,
2202 fail_on_empty
=False,
2205 self
.logger
.warning("ro_task_dependency={}".format(ro_task_dependency
))
2206 if ro_task_dependency
:
2207 for task_index
, task
in enumerate(ro_task_dependency
["tasks"]):
2208 if task
["task_id"] == task_id
:
2209 return ro_task_dependency
, task_index
2210 raise NsWorkerException("Cannot get depending task {}".format(task_id
))
2212 def update_vm_refresh(self
):
2213 """Enables the VM status updates if self.refresh_config.active parameter
2214 is not -1 and than updates the DB accordingly
2218 self
.logger
.debug("Checking if VM status update config")
2219 next_refresh
= time
.time()
2220 if self
.refresh_config
.active
== -1:
2223 next_refresh
+= self
.refresh_config
.active
2225 if next_refresh
!= -1:
2226 db_ro_task_update
= {}
2228 next_check_at
= now
+ (24 * 60 * 60)
2229 next_check_at
= min(next_check_at
, next_refresh
)
2230 db_ro_task_update
["vim_info.refresh_at"] = next_refresh
2231 db_ro_task_update
["to_check_at"] = next_check_at
2234 "Finding tasks which to be updated to enable VM status updates"
2236 refresh_tasks
= self
.db
.get_list(
2239 "tasks.status": "DONE",
2240 "to_check_at.lt": 0,
2243 self
.logger
.debug("Updating tasks to change the to_check_at status")
2244 for task
in refresh_tasks
:
2251 update_dict
=db_ro_task_update
,
2255 except Exception as e
:
2256 self
.logger
.error(f
"Error updating tasks to enable VM status updates: {e}")
2258 def _process_pending_tasks(self
, ro_task
):
2259 ro_task_id
= ro_task
["_id"]
2262 next_check_at
= now
+ (24 * 60 * 60)
2263 db_ro_task_update
= {}
2265 def _update_refresh(new_status
):
2266 # compute next_refresh
2268 nonlocal next_check_at
2269 nonlocal db_ro_task_update
2272 next_refresh
= time
.time()
2274 if task
["item"] in ("image", "flavor"):
2275 next_refresh
+= self
.refresh_config
.image
2276 elif new_status
== "BUILD":
2277 next_refresh
+= self
.refresh_config
.build
2278 elif new_status
== "DONE":
2279 if self
.refresh_config
.active
== -1:
2282 next_refresh
+= self
.refresh_config
.active
2284 next_refresh
+= self
.refresh_config
.error
2286 next_check_at
= min(next_check_at
, next_refresh
)
2287 db_ro_task_update
["vim_info.refresh_at"] = next_refresh
2288 ro_task
["vim_info"]["refresh_at"] = next_refresh
2292 # Log RO tasks only when loglevel is DEBUG
2293 if self.logger.getEffectiveLevel() == logging.DEBUG:
2294 self._log_ro_task(ro_task, None, None, "TASK_WF", "GET_TASK")
2296 # Check if vim status refresh is enabled again
2297 self
.update_vm_refresh()
2298 # 0: get task_status_create
2300 task_status_create
= None
2304 for t
in ro_task
["tasks"]
2306 and t
["action"] == "CREATE"
2307 and t
["status"] in ("BUILD", "DONE")
2313 task_status_create
= task_create
["status"]
2315 # 1: look for tasks in status SCHEDULED, or in status CREATE if action is DONE or BUILD
2316 for task_action
in ("DELETE", "CREATE", "EXEC"):
2317 db_vim_update
= None
2320 for task_index
, task
in enumerate(ro_task
["tasks"]):
2322 continue # task deleted
2325 target_update
= None
2329 task_action
in ("DELETE", "EXEC")
2330 and task
["status"] not in ("SCHEDULED", "BUILD")
2332 or task
["action"] != task_action
2334 task_action
== "CREATE"
2335 and task
["status"] in ("FINISHED", "SUPERSEDED")
2340 task_path
= "tasks.{}.status".format(task_index
)
2342 db_vim_info_update
= None
2344 if task
["status"] == "SCHEDULED":
2345 # check if tasks that this depends on have been completed
2346 dependency_not_completed
= False
2348 for dependency_task_id
in task
.get("depends_on") or ():
2351 dependency_task_index
,
2352 ) = self
._get
_dependency
(
2353 dependency_task_id
, target_id
=ro_task
["target_id"]
2355 dependency_task
= dependency_ro_task
["tasks"][
2356 dependency_task_index
2358 self
.logger
.warning(
2359 "dependency_ro_task={} dependency_task_index={}".format(
2360 dependency_ro_task
, dependency_task_index
2364 if dependency_task
["status"] == "SCHEDULED":
2365 dependency_not_completed
= True
2366 next_check_at
= min(
2367 next_check_at
, dependency_ro_task
["to_check_at"]
2369 # must allow dependent task to be processed first
2370 # to do this set time after last_task_processed
2371 next_check_at
= max(
2372 self
.time_last_task_processed
, next_check_at
2375 elif dependency_task
["status"] == "FAILED":
2376 error_text
= "Cannot {} {} because depends on failed {} {} id={}): {}".format(
2379 dependency_task
["action"],
2380 dependency_task
["item"],
2382 dependency_ro_task
["vim_info"].get(
2387 "task={} {}".format(task
["task_id"], error_text
)
2389 raise NsWorkerException(error_text
)
2391 task_depends
[dependency_task_id
] = dependency_ro_task
[
2395 "TASK-{}".format(dependency_task_id
)
2396 ] = dependency_ro_task
["vim_info"]["vim_id"]
2398 if dependency_not_completed
:
2399 self
.logger
.warning(
2400 "DEPENDENCY NOT COMPLETED {}".format(
2401 dependency_ro_task
["vim_info"]["vim_id"]
2404 # TODO set at vim_info.vim_details that it is waiting
2407 # before calling VIM-plugin as it can take more than task_locked_time, insert to LockRenew
2408 # the task of renew this locking. It will update database locket_at periodically
2410 lock_object
= LockRenew
.add_lock_object(
2411 "ro_tasks", ro_task
, self
2414 if task
["action"] == "DELETE":
2415 (new_status
, db_vim_info_update
,) = self
._delete
_task
(
2416 ro_task
, task_index
, task_depends
, db_ro_task_update
2419 "FINISHED" if new_status
== "DONE" else new_status
2421 # ^with FINISHED instead of DONE it will not be refreshing
2423 if new_status
in ("FINISHED", "SUPERSEDED"):
2424 target_update
= "DELETE"
2425 elif task
["action"] == "EXEC":
2430 ) = self
.item2class
[task
["item"]].exec(
2431 ro_task
, task_index
, task_depends
2434 "FINISHED" if new_status
== "DONE" else new_status
2436 # ^with FINISHED instead of DONE it will not be refreshing
2439 # load into database the modified db_task_update "retries" and "next_retry"
2440 if db_task_update
.get("retries"):
2442 "tasks.{}.retries".format(task_index
)
2443 ] = db_task_update
["retries"]
2445 next_check_at
= time
.time() + db_task_update
.get(
2448 target_update
= None
2449 elif task
["action"] == "CREATE":
2450 if task
["status"] == "SCHEDULED":
2451 if task_status_create
:
2452 new_status
= task_status_create
2453 target_update
= "COPY_VIM_INFO"
2455 new_status
, db_vim_info_update
= self
.item2class
[
2457 ].new(ro_task
, task_index
, task_depends
)
2458 # self._create_task(ro_task, task_index, task_depends, db_ro_task_update)
2459 _update_refresh(new_status
)
2461 refresh_at
= ro_task
["vim_info"]["refresh_at"]
2462 if refresh_at
and refresh_at
!= -1 and now
> refresh_at
:
2463 (new_status
, db_vim_info_update
,) = self
.item2class
[
2466 _update_refresh(new_status
)
2468 # The refresh is updated to avoid set the value of "refresh_at" to
2469 # default value (next_check_at = now + (24 * 60 * 60)) when status is BUILD,
2470 # because it can happen that in this case the task is never processed
2471 _update_refresh(task
["status"])
2473 except Exception as e
:
2474 new_status
= "FAILED"
2475 db_vim_info_update
= {
2476 "vim_status": "VIM_ERROR",
2477 "vim_message": str(e
),
2481 e
, (NsWorkerException
, vimconn
.VimConnException
)
2484 "Unexpected exception at _delete_task task={}: {}".format(
2491 if db_vim_info_update
:
2492 db_vim_update
= db_vim_info_update
.copy()
2493 db_ro_task_update
.update(
2496 for k
, v
in db_vim_info_update
.items()
2499 ro_task
["vim_info"].update(db_vim_info_update
)
2502 if task_action
== "CREATE":
2503 task_status_create
= new_status
2504 db_ro_task_update
[task_path
] = new_status
2506 if target_update
or db_vim_update
:
2507 if target_update
== "DELETE":
2508 self
._update
_target
(task
, None)
2509 elif target_update
== "COPY_VIM_INFO":
2510 self
._update
_target
(task
, ro_task
["vim_info"])
2512 self
._update
_target
(task
, db_vim_update
)
2514 except Exception as e
:
2516 isinstance(e
, DbException
)
2517 and e
.http_code
== HTTPStatus
.NOT_FOUND
2519 # if the vnfrs or nsrs has been removed from database, this task must be removed
2521 "marking to delete task={}".format(task
["task_id"])
2523 self
.tasks_to_delete
.append(task
)
2526 "Unexpected exception at _update_target task={}: {}".format(
2532 locked_at
= ro_task
["locked_at"]
2536 lock_object
["locked_at"],
2537 lock_object
["locked_at"] + self
.task_locked_time
,
2539 # locked_at contains two times to avoid race condition. In case the lock has been renew, it will
2540 # contain exactly locked_at + self.task_locked_time
2541 LockRenew
.remove_lock_object(lock_object
)
2544 "_id": ro_task
["_id"],
2545 "to_check_at": ro_task
["to_check_at"],
2546 "locked_at": locked_at
,
2548 # modify own task. Try filtering by to_next_check. For race condition if to_check_at has been modified,
2549 # outside this task (by ro_nbi) do not update it
2550 db_ro_task_update
["locked_by"] = None
2551 # locked_at converted to int only for debugging. When has not decimals it means it has been unlocked
2552 db_ro_task_update
["locked_at"] = int(now
- self
.task_locked_time
)
2553 db_ro_task_update
["modified_at"] = now
2554 db_ro_task_update
["to_check_at"] = next_check_at
2557 # Log RO tasks only when loglevel is DEBUG
2558 if self.logger.getEffectiveLevel() == logging.DEBUG:
2559 db_ro_task_update_log = db_ro_task_update.copy()
2560 db_ro_task_update_log["_id"] = q_filter["_id"]
2561 self._log_ro_task(None, db_ro_task_update_log, None, "TASK_WF", "SET_TASK")
2564 if not self
.db
.set_one(
2566 update_dict
=db_ro_task_update
,
2568 fail_on_empty
=False,
2570 del db_ro_task_update
["to_check_at"]
2571 del q_filter
["to_check_at"]
2573 # Log RO tasks only when loglevel is DEBUG
2574 if self.logger.getEffectiveLevel() == logging.DEBUG:
2577 db_ro_task_update_log,
2580 "SET_TASK " + str(q_filter),
2586 update_dict
=db_ro_task_update
,
2589 except DbException
as e
:
2591 "ro_task={} Error updating database {}".format(ro_task_id
, e
)
2593 except Exception as e
:
2595 "Error executing ro_task={}: {}".format(ro_task_id
, e
), exc_info
=True
2598 def _update_target(self
, task
, ro_vim_item_update
):
2599 table
, _
, temp
= task
["target_record"].partition(":")
2600 _id
, _
, path_vim_status
= temp
.partition(":")
2601 path_item
= path_vim_status
[: path_vim_status
.rfind(".")]
2602 path_item
= path_item
[: path_item
.rfind(".")]
2603 # path_vim_status: dot separated list targeting vim information, e.g. "vdur.10.vim_info.vim:id"
2604 # path_item: dot separated list targeting record information, e.g. "vdur.10"
2606 if ro_vim_item_update
:
2608 path_vim_status
+ "." + k
: v
2609 for k
, v
in ro_vim_item_update
.items()
2618 "interfaces_backup",
2622 if path_vim_status
.startswith("vdur."):
2623 # for backward compatibility, add vdur.name apart from vdur.vim_name
2624 if ro_vim_item_update
.get("vim_name"):
2625 update_dict
[path_item
+ ".name"] = ro_vim_item_update
["vim_name"]
2627 # for backward compatibility, add vdur.vim-id apart from vdur.vim_id
2628 if ro_vim_item_update
.get("vim_id"):
2629 update_dict
[path_item
+ ".vim-id"] = ro_vim_item_update
["vim_id"]
2631 # update general status
2632 if ro_vim_item_update
.get("vim_status"):
2633 update_dict
[path_item
+ ".status"] = ro_vim_item_update
[
2637 if ro_vim_item_update
.get("interfaces"):
2638 path_interfaces
= path_item
+ ".interfaces"
2640 for i
, iface
in enumerate(ro_vim_item_update
.get("interfaces")):
2644 path_interfaces
+ ".{}.".format(i
) + k
: v
2645 for k
, v
in iface
.items()
2646 if k
in ("vlan", "compute_node", "pci")
2650 # put ip_address and mac_address with ip-address and mac-address
2651 if iface
.get("ip_address"):
2653 path_interfaces
+ ".{}.".format(i
) + "ip-address"
2654 ] = iface
["ip_address"]
2656 if iface
.get("mac_address"):
2658 path_interfaces
+ ".{}.".format(i
) + "mac-address"
2659 ] = iface
["mac_address"]
2661 if iface
.get("mgmt_vnf_interface") and iface
.get("ip_address"):
2662 update_dict
["ip-address"] = iface
.get("ip_address").split(
2666 if iface
.get("mgmt_vdu_interface") and iface
.get("ip_address"):
2667 update_dict
[path_item
+ ".ip-address"] = iface
.get(
2671 self
.db
.set_one(table
, q_filter
={"_id": _id
}, update_dict
=update_dict
)
2673 # If interfaces exists, it backups VDU interfaces in the DB for healing operations
2674 if ro_vim_item_update
.get("interfaces"):
2675 search_key
= path_vim_status
+ ".interfaces"
2676 if update_dict
.get(search_key
):
2677 interfaces_backup_update
= {
2678 path_vim_status
+ ".interfaces_backup": update_dict
[search_key
]
2683 q_filter
={"_id": _id
},
2684 update_dict
=interfaces_backup_update
,
2688 update_dict
= {path_item
+ ".status": "DELETED"}
2691 q_filter
={"_id": _id
},
2692 update_dict
=update_dict
,
2693 unset
={path_vim_status
: None},
2696 def _process_delete_db_tasks(self
):
2698 Delete task from database because vnfrs or nsrs or both have been deleted
2699 :return: None. Uses and modify self.tasks_to_delete
2701 while self
.tasks_to_delete
:
2702 task
= self
.tasks_to_delete
[0]
2703 vnfrs_deleted
= None
2704 nsr_id
= task
["nsr_id"]
2706 if task
["target_record"].startswith("vnfrs:"):
2707 # check if nsrs is present
2708 if self
.db
.get_one("nsrs", {"_id": nsr_id
}, fail_on_empty
=False):
2709 vnfrs_deleted
= task
["target_record"].split(":")[1]
2712 self
.delete_db_tasks(self
.db
, nsr_id
, vnfrs_deleted
)
2713 except Exception as e
:
2715 "Error deleting task={}: {}".format(task
["task_id"], e
)
2717 self
.tasks_to_delete
.pop(0)
2720 def delete_db_tasks(db
, nsr_id
, vnfrs_deleted
):
2722 Static method because it is called from osm_ng_ro.ns
2723 :param db: instance of database to use
2724 :param nsr_id: affected nsrs id
2725 :param vnfrs_deleted: only tasks with this vnfr id. If None, all affected by nsr_id
2726 :return: None, exception is fails
2729 for retry
in range(retries
):
2730 ro_tasks
= db
.get_list("ro_tasks", {"tasks.nsr_id": nsr_id
})
2734 for ro_task
in ro_tasks
:
2736 to_delete_ro_task
= True
2738 for index
, task
in enumerate(ro_task
["tasks"]):
2741 elif (not vnfrs_deleted
and task
["nsr_id"] == nsr_id
) or (
2743 and task
["target_record"].startswith("vnfrs:" + vnfrs_deleted
)
2745 db_update
["tasks.{}".format(index
)] = None
2747 # used by other nsr, ro_task cannot be deleted
2748 to_delete_ro_task
= False
2750 # delete or update if nobody has changed ro_task meanwhile. Used modified_at for known if changed
2751 if to_delete_ro_task
:
2755 "_id": ro_task
["_id"],
2756 "modified_at": ro_task
["modified_at"],
2758 fail_on_empty
=False,
2762 db_update
["modified_at"] = now
2766 "_id": ro_task
["_id"],
2767 "modified_at": ro_task
["modified_at"],
2769 update_dict
=db_update
,
2770 fail_on_empty
=False,
2776 raise NsWorkerException("Exceeded {} retries".format(retries
))
2780 self
.logger
.info("Starting")
2782 # step 1: get commands from queue
2784 if self
.vim_targets
:
2785 task
= self
.task_queue
.get(block
=False)
2788 self
.logger
.debug("enters in idle state")
2790 task
= self
.task_queue
.get(block
=True)
2793 if task
[0] == "terminate":
2795 elif task
[0] == "load_vim":
2796 self
.logger
.info("order to load vim {}".format(task
[1]))
2797 self
._load
_vim
(task
[1])
2798 elif task
[0] == "unload_vim":
2799 self
.logger
.info("order to unload vim {}".format(task
[1]))
2800 self
._unload
_vim
(task
[1])
2801 elif task
[0] == "reload_vim":
2802 self
._reload
_vim
(task
[1])
2803 elif task
[0] == "check_vim":
2804 self
.logger
.info("order to check vim {}".format(task
[1]))
2805 self
._check
_vim
(task
[1])
2807 except Exception as e
:
2808 if isinstance(e
, queue
.Empty
):
2811 self
.logger
.critical(
2812 "Error processing task: {}".format(e
), exc_info
=True
2815 # step 2: process pending_tasks, delete not needed tasks
2817 if self
.tasks_to_delete
:
2818 self
._process
_delete
_db
_tasks
()
2821 # Log RO tasks only when loglevel is DEBUG
2822 if self.logger.getEffectiveLevel() == logging.DEBUG:
2823 _ = self._get_db_all_tasks()
2825 ro_task
= self
._get
_db
_task
()
2827 self
.logger
.warning("Task to process: {}".format(ro_task
))
2829 self
._process
_pending
_tasks
(ro_task
)
2833 except Exception as e
:
2834 self
.logger
.critical(
2835 "Unexpected exception at run: " + str(e
), exc_info
=True
2838 self
.logger
.info("Finishing")