1 # -*- coding: utf-8 -*-
4 # Copyright 2020 Telefonica Investigacion y Desarrollo, S.A.U.
6 # Licensed under the Apache License, Version 2.0 (the "License"); you may
7 # not use this file except in compliance with the License. You may obtain
8 # a copy of the License at
10 # http://www.apache.org/licenses/LICENSE-2.0
12 # Unless required by applicable law or agreed to in writing, software
13 # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
14 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
15 # License for the specific language governing permissions and limitations
21 This is thread that interacts with a VIM. It processes TASKs sequentially against a single VIM.
22 The tasks are stored at database in table ro_tasks
23 A single ro_task refers to a VIM element (flavor, image, network, ...).
24 A ro_task can contain several 'tasks', each one with a target, where to store the results
27 from copy
import deepcopy
28 from http
import HTTPStatus
32 from shutil
import rmtree
36 from unittest
.mock
import Mock
38 from importlib_metadata
import entry_points
39 from osm_common
.dbbase
import DbException
40 from osm_ng_ro
.vim_admin
import LockRenew
41 from osm_ro_plugin
import sdnconn
, vimconn
42 from osm_ro_plugin
.sdn_dummy
import SdnDummyConnector
43 from osm_ro_plugin
.vim_dummy
import VimDummyConnector
46 __author__
= "Alfonso Tierno"
47 __date__
= "$28-Sep-2017 12:07:15$"
50 def deep_get(target_dict
, *args
, **kwargs
):
52 Get a value from target_dict entering in the nested keys. If keys does not exist, it returns None
53 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
54 :param target_dict: dictionary to be read
55 :param args: list of keys to read from target_dict
56 :param kwargs: only can contain default=value to return if key is not present in the nested dictionary
57 :return: The wanted value if exist, None or default otherwise
60 if not isinstance(target_dict
, dict) or key
not in target_dict
:
61 return kwargs
.get("default")
62 target_dict
= target_dict
[key
]
66 class NsWorkerException(Exception):
70 class FailingConnector
:
71 def __init__(self
, error_msg
):
72 self
.error_msg
= error_msg
74 for method
in dir(vimconn
.VimConnector
):
77 self
, method
, Mock(side_effect
=vimconn
.VimConnException(error_msg
))
80 for method
in dir(sdnconn
.SdnConnectorBase
):
83 self
, method
, Mock(side_effect
=sdnconn
.SdnConnectorError(error_msg
))
87 class NsWorkerExceptionNotFound(NsWorkerException
):
91 class VimInteractionBase
:
92 """Base class to call VIM/SDN for creating, deleting and refresh networks, VMs, flavors, ...
93 It implements methods that does nothing and return ok"""
95 def __init__(self
, db
, my_vims
, db_vims
, logger
):
98 self
.my_vims
= my_vims
99 self
.db_vims
= db_vims
101 def new(self
, ro_task
, task_index
, task_depends
):
104 def refresh(self
, ro_task
):
105 """skip calling VIM to get image, flavor status. Assumes ok"""
106 if ro_task
["vim_info"]["vim_status"] == "VIM_ERROR":
111 def delete(self
, ro_task
, task_index
):
112 """skip calling VIM to delete image. Assumes ok"""
115 def exec(self
, ro_task
, task_index
, task_depends
):
116 return "DONE", None, None
119 class VimInteractionNet(VimInteractionBase
):
120 def new(self
, ro_task
, task_index
, task_depends
):
122 task
= ro_task
["tasks"][task_index
]
123 task_id
= task
["task_id"]
126 target_vim
= self
.my_vims
[ro_task
["target_id"]]
128 mgmtnet_defined_in_vim
= False
132 if task
.get("find_params"):
133 # if management, get configuration of VIM
134 if task
["find_params"].get("filter_dict"):
135 vim_filter
= task
["find_params"]["filter_dict"]
137 elif task
["find_params"].get("mgmt"):
140 self
.db_vims
[ro_task
["target_id"]],
142 "management_network_id",
144 mgmtnet_defined_in_vim
= True
146 "id": self
.db_vims
[ro_task
["target_id"]]["config"][
147 "management_network_id"
151 self
.db_vims
[ro_task
["target_id"]],
153 "management_network_name",
155 mgmtnet_defined_in_vim
= True
157 "name": self
.db_vims
[ro_task
["target_id"]]["config"][
158 "management_network_name"
162 vim_filter
= {"name": task
["find_params"]["name"]}
164 raise NsWorkerExceptionNotFound(
165 "Invalid find_params for new_net {}".format(task
["find_params"])
168 vim_nets
= target_vim
.get_network_list(vim_filter
)
169 if not vim_nets
and not task
.get("params"):
170 # If there is mgmt-network in the descriptor,
171 # there is no mapping of that network to a VIM network in the descriptor,
172 # also there is no mapping in the "--config" parameter or at VIM creation;
173 # that mgmt-network will be created.
174 if mgmtnet
and not mgmtnet_defined_in_vim
:
176 vim_filter
.get("name")
177 if vim_filter
.get("name")
178 else vim_filter
.get("id")[:16]
180 vim_net_id
, created_items
= target_vim
.new_network(
184 "Created mgmt network vim_net_id: {}".format(vim_net_id
)
188 raise NsWorkerExceptionNotFound(
189 "Network not found with this criteria: '{}'".format(
190 task
.get("find_params")
193 elif len(vim_nets
) > 1:
194 raise NsWorkerException(
195 "More than one network found with this criteria: '{}'".format(
201 vim_net_id
= vim_nets
[0]["id"]
204 params
= task
["params"]
205 vim_net_id
, created_items
= target_vim
.new_network(**params
)
208 ro_vim_item_update
= {
209 "vim_id": vim_net_id
,
210 "vim_status": "BUILD",
212 "created_items": created_items
,
217 "task={} {} new-net={} created={}".format(
218 task_id
, ro_task
["target_id"], vim_net_id
, created
222 return "BUILD", ro_vim_item_update
223 except (vimconn
.VimConnException
, NsWorkerException
) as e
:
225 "task={} vim={} new-net: {}".format(task_id
, ro_task
["target_id"], e
)
227 ro_vim_item_update
= {
228 "vim_status": "VIM_ERROR",
230 "vim_message": str(e
),
233 return "FAILED", ro_vim_item_update
235 def refresh(self
, ro_task
):
236 """Call VIM to get network status"""
237 ro_task_id
= ro_task
["_id"]
238 target_vim
= self
.my_vims
[ro_task
["target_id"]]
239 vim_id
= ro_task
["vim_info"]["vim_id"]
240 net_to_refresh_list
= [vim_id
]
243 vim_dict
= target_vim
.refresh_nets_status(net_to_refresh_list
)
244 vim_info
= vim_dict
[vim_id
]
246 if vim_info
["status"] == "ACTIVE":
248 elif vim_info
["status"] == "BUILD":
249 task_status
= "BUILD"
251 task_status
= "FAILED"
252 except vimconn
.VimConnException
as e
:
253 # Mark all tasks at VIM_ERROR status
255 "ro_task={} vim={} get-net={}: {}".format(
256 ro_task_id
, ro_task
["target_id"], vim_id
, e
259 vim_info
= {"status": "VIM_ERROR", "error_msg": str(e
)}
260 task_status
= "FAILED"
262 ro_vim_item_update
= {}
263 if ro_task
["vim_info"]["vim_status"] != vim_info
["status"]:
264 ro_vim_item_update
["vim_status"] = vim_info
["status"]
266 if ro_task
["vim_info"]["vim_name"] != vim_info
.get("name"):
267 ro_vim_item_update
["vim_name"] = vim_info
.get("name")
269 if vim_info
["status"] in ("ERROR", "VIM_ERROR"):
270 if ro_task
["vim_info"]["vim_message"] != vim_info
.get("error_msg"):
271 ro_vim_item_update
["vim_message"] = vim_info
.get("error_msg")
272 elif vim_info
["status"] == "DELETED":
273 ro_vim_item_update
["vim_id"] = None
274 ro_vim_item_update
["vim_message"] = "Deleted externally"
276 if ro_task
["vim_info"]["vim_details"] != vim_info
["vim_info"]:
277 ro_vim_item_update
["vim_details"] = vim_info
["vim_info"]
279 if ro_vim_item_update
:
281 "ro_task={} {} get-net={}: status={} {}".format(
283 ro_task
["target_id"],
285 ro_vim_item_update
.get("vim_status"),
286 ro_vim_item_update
.get("vim_message")
287 if ro_vim_item_update
.get("vim_status") != "ACTIVE"
292 return task_status
, ro_vim_item_update
294 def delete(self
, ro_task
, task_index
):
295 task
= ro_task
["tasks"][task_index
]
296 task_id
= task
["task_id"]
297 net_vim_id
= ro_task
["vim_info"]["vim_id"]
298 ro_vim_item_update_ok
= {
299 "vim_status": "DELETED",
301 "vim_message": "DELETED",
306 if net_vim_id
or ro_task
["vim_info"]["created_items"]:
307 target_vim
= self
.my_vims
[ro_task
["target_id"]]
308 target_vim
.delete_network(
309 net_vim_id
, ro_task
["vim_info"]["created_items"]
311 except vimconn
.VimConnNotFoundException
:
312 ro_vim_item_update_ok
["vim_message"] = "already deleted"
313 except vimconn
.VimConnException
as e
:
315 "ro_task={} vim={} del-net={}: {}".format(
316 ro_task
["_id"], ro_task
["target_id"], net_vim_id
, e
319 ro_vim_item_update
= {
320 "vim_status": "VIM_ERROR",
321 "vim_message": "Error while deleting: {}".format(e
),
324 return "FAILED", ro_vim_item_update
327 "task={} {} del-net={} {}".format(
329 ro_task
["target_id"],
331 ro_vim_item_update_ok
.get("vim_message", ""),
335 return "DONE", ro_vim_item_update_ok
338 class VimInteractionVdu(VimInteractionBase
):
339 max_retries_inject_ssh_key
= 20 # 20 times
340 time_retries_inject_ssh_key
= 30 # wevery 30 seconds
342 def new(self
, ro_task
, task_index
, task_depends
):
343 task
= ro_task
["tasks"][task_index
]
344 task_id
= task
["task_id"]
347 target_vim
= self
.my_vims
[ro_task
["target_id"]]
351 params
= task
["params"]
352 params_copy
= deepcopy(params
)
353 net_list
= params_copy
["net_list"]
356 # change task_id into network_id
357 if "net_id" in net
and net
["net_id"].startswith("TASK-"):
358 network_id
= task_depends
[net
["net_id"]]
361 raise NsWorkerException(
362 "Cannot create VM because depends on a network not created or found "
363 "for {}".format(net
["net_id"])
366 net
["net_id"] = network_id
368 if params_copy
["image_id"].startswith("TASK-"):
369 params_copy
["image_id"] = task_depends
[params_copy
["image_id"]]
371 if params_copy
["flavor_id"].startswith("TASK-"):
372 params_copy
["flavor_id"] = task_depends
[params_copy
["flavor_id"]]
374 affinity_group_list
= params_copy
["affinity_group_list"]
375 for affinity_group
in affinity_group_list
:
376 # change task_id into affinity_group_id
377 if "affinity_group_id" in affinity_group
and affinity_group
[
379 ].startswith("TASK-"):
380 affinity_group_id
= task_depends
[
381 affinity_group
["affinity_group_id"]
384 if not affinity_group_id
:
385 raise NsWorkerException(
386 "found for {}".format(affinity_group
["affinity_group_id"])
389 affinity_group
["affinity_group_id"] = affinity_group_id
391 vim_vm_id
, created_items
= target_vim
.new_vminstance(**params_copy
)
392 interfaces
= [iface
["vim_id"] for iface
in params_copy
["net_list"]]
394 ro_vim_item_update
= {
396 "vim_status": "BUILD",
398 "created_items": created_items
,
401 "interfaces_vim_ids": interfaces
,
403 "interfaces_backup": [],
406 "task={} {} new-vm={} created={}".format(
407 task_id
, ro_task
["target_id"], vim_vm_id
, created
411 return "BUILD", ro_vim_item_update
412 except (vimconn
.VimConnException
, NsWorkerException
) as e
:
414 "task={} {} new-vm: {}".format(task_id
, ro_task
["target_id"], e
)
416 ro_vim_item_update
= {
417 "vim_status": "VIM_ERROR",
419 "vim_message": str(e
),
422 return "FAILED", ro_vim_item_update
424 def delete(self
, ro_task
, task_index
):
425 task
= ro_task
["tasks"][task_index
]
426 task_id
= task
["task_id"]
427 vm_vim_id
= ro_task
["vim_info"]["vim_id"]
428 ro_vim_item_update_ok
= {
429 "vim_status": "DELETED",
431 "vim_message": "DELETED",
437 "delete_vminstance: vm_vim_id={} created_items={}".format(
438 vm_vim_id
, ro_task
["vim_info"]["created_items"]
441 if vm_vim_id
or ro_task
["vim_info"]["created_items"]:
442 target_vim
= self
.my_vims
[ro_task
["target_id"]]
443 target_vim
.delete_vminstance(
445 ro_task
["vim_info"]["created_items"],
446 ro_task
["vim_info"].get("volumes_to_hold", []),
448 except vimconn
.VimConnNotFoundException
:
449 ro_vim_item_update_ok
["vim_message"] = "already deleted"
450 except vimconn
.VimConnException
as e
:
452 "ro_task={} vim={} del-vm={}: {}".format(
453 ro_task
["_id"], ro_task
["target_id"], vm_vim_id
, e
456 ro_vim_item_update
= {
457 "vim_status": "VIM_ERROR",
458 "vim_message": "Error while deleting: {}".format(e
),
461 return "FAILED", ro_vim_item_update
464 "task={} {} del-vm={} {}".format(
466 ro_task
["target_id"],
468 ro_vim_item_update_ok
.get("vim_message", ""),
472 return "DONE", ro_vim_item_update_ok
474 def refresh(self
, ro_task
):
475 """Call VIM to get vm status"""
476 ro_task_id
= ro_task
["_id"]
477 target_vim
= self
.my_vims
[ro_task
["target_id"]]
478 vim_id
= ro_task
["vim_info"]["vim_id"]
483 vm_to_refresh_list
= [vim_id
]
485 vim_dict
= target_vim
.refresh_vms_status(vm_to_refresh_list
)
486 vim_info
= vim_dict
[vim_id
]
488 if vim_info
["status"] == "ACTIVE":
490 elif vim_info
["status"] == "BUILD":
491 task_status
= "BUILD"
493 task_status
= "FAILED"
495 # try to load and parse vim_information
497 vim_info_info
= yaml
.safe_load(vim_info
["vim_info"])
498 if vim_info_info
.get("name"):
499 vim_info
["name"] = vim_info_info
["name"]
502 except vimconn
.VimConnException
as e
:
503 # Mark all tasks at VIM_ERROR status
505 "ro_task={} vim={} get-vm={}: {}".format(
506 ro_task_id
, ro_task
["target_id"], vim_id
, e
509 vim_info
= {"status": "VIM_ERROR", "error_msg": str(e
)}
510 task_status
= "FAILED"
512 ro_vim_item_update
= {}
514 # Interfaces cannot be present if e.g. VM is not present, that is status=DELETED
516 if vim_info
.get("interfaces"):
517 for vim_iface_id
in ro_task
["vim_info"]["interfaces_vim_ids"]:
521 for iface
in vim_info
["interfaces"]
522 if vim_iface_id
== iface
["vim_interface_id"]
527 # iface.pop("vim_info", None)
528 vim_interfaces
.append(iface
)
532 for t
in ro_task
["tasks"]
533 if t
and t
["action"] == "CREATE" and t
["status"] != "FINISHED"
535 if vim_interfaces
and task_create
.get("mgmt_vnf_interface") is not None:
536 vim_interfaces
[task_create
["mgmt_vnf_interface"]][
540 mgmt_vdu_iface
= task_create
.get(
541 "mgmt_vdu_interface", task_create
.get("mgmt_vnf_interface", 0)
544 vim_interfaces
[mgmt_vdu_iface
]["mgmt_vdu_interface"] = True
546 if ro_task
["vim_info"]["interfaces"] != vim_interfaces
:
547 ro_vim_item_update
["interfaces"] = vim_interfaces
549 if ro_task
["vim_info"]["vim_status"] != vim_info
["status"]:
550 ro_vim_item_update
["vim_status"] = vim_info
["status"]
552 if ro_task
["vim_info"]["vim_name"] != vim_info
.get("name"):
553 ro_vim_item_update
["vim_name"] = vim_info
.get("name")
555 if vim_info
["status"] in ("ERROR", "VIM_ERROR"):
556 if ro_task
["vim_info"]["vim_message"] != vim_info
.get("error_msg"):
557 ro_vim_item_update
["vim_message"] = vim_info
.get("error_msg")
558 elif vim_info
["status"] == "DELETED":
559 ro_vim_item_update
["vim_id"] = None
560 ro_vim_item_update
["vim_message"] = "Deleted externally"
562 if ro_task
["vim_info"]["vim_details"] != vim_info
["vim_info"]:
563 ro_vim_item_update
["vim_details"] = vim_info
["vim_info"]
565 if ro_vim_item_update
:
567 "ro_task={} {} get-vm={}: status={} {}".format(
569 ro_task
["target_id"],
571 ro_vim_item_update
.get("vim_status"),
572 ro_vim_item_update
.get("vim_message")
573 if ro_vim_item_update
.get("vim_status") != "ACTIVE"
578 return task_status
, ro_vim_item_update
580 def exec(self
, ro_task
, task_index
, task_depends
):
581 task
= ro_task
["tasks"][task_index
]
582 task_id
= task
["task_id"]
583 target_vim
= self
.my_vims
[ro_task
["target_id"]]
584 db_task_update
= {"retries": 0}
585 retries
= task
.get("retries", 0)
588 params
= task
["params"]
589 params_copy
= deepcopy(params
)
590 params_copy
["ro_key"] = self
.db
.decrypt(
591 params_copy
.pop("private_key"),
592 params_copy
.pop("schema_version"),
593 params_copy
.pop("salt"),
595 params_copy
["ip_addr"] = params_copy
.pop("ip_address")
596 target_vim
.inject_user_key(**params_copy
)
598 "task={} {} action-vm=inject_key".format(task_id
, ro_task
["target_id"])
605 ) # params_copy["key"]
606 except (vimconn
.VimConnException
, NsWorkerException
) as e
:
609 self
.logger
.debug(traceback
.format_exc())
610 if retries
< self
.max_retries_inject_ssh_key
:
616 "next_retry": self
.time_retries_inject_ssh_key
,
621 "task={} {} inject-ssh-key: {}".format(task_id
, ro_task
["target_id"], e
)
623 ro_vim_item_update
= {"vim_message": str(e
)}
625 return "FAILED", ro_vim_item_update
, db_task_update
628 class VimInteractionImage(VimInteractionBase
):
629 def new(self
, ro_task
, task_index
, task_depends
):
630 task
= ro_task
["tasks"][task_index
]
631 task_id
= task
["task_id"]
634 target_vim
= self
.my_vims
[ro_task
["target_id"]]
638 if task
.get("find_params"):
639 vim_images
= target_vim
.get_image_list(**task
["find_params"])
642 raise NsWorkerExceptionNotFound(
643 "Image not found with this criteria: '{}'".format(
647 elif len(vim_images
) > 1:
648 raise NsWorkerException(
649 "More than one image found with this criteria: '{}'".format(
654 vim_image_id
= vim_images
[0]["id"]
656 ro_vim_item_update
= {
657 "vim_id": vim_image_id
,
658 "vim_status": "DONE",
660 "created_items": created_items
,
665 "task={} {} new-image={} created={}".format(
666 task_id
, ro_task
["target_id"], vim_image_id
, created
670 return "DONE", ro_vim_item_update
671 except (NsWorkerException
, vimconn
.VimConnException
) as e
:
673 "task={} {} new-image: {}".format(task_id
, ro_task
["target_id"], e
)
675 ro_vim_item_update
= {
676 "vim_status": "VIM_ERROR",
678 "vim_message": str(e
),
681 return "FAILED", ro_vim_item_update
684 class VimInteractionFlavor(VimInteractionBase
):
685 def delete(self
, ro_task
, task_index
):
686 task
= ro_task
["tasks"][task_index
]
687 task_id
= task
["task_id"]
688 flavor_vim_id
= ro_task
["vim_info"]["vim_id"]
689 ro_vim_item_update_ok
= {
690 "vim_status": "DELETED",
692 "vim_message": "DELETED",
698 target_vim
= self
.my_vims
[ro_task
["target_id"]]
699 target_vim
.delete_flavor(flavor_vim_id
)
700 except vimconn
.VimConnNotFoundException
:
701 ro_vim_item_update_ok
["vim_message"] = "already deleted"
702 except vimconn
.VimConnException
as e
:
704 "ro_task={} vim={} del-flavor={}: {}".format(
705 ro_task
["_id"], ro_task
["target_id"], flavor_vim_id
, e
708 ro_vim_item_update
= {
709 "vim_status": "VIM_ERROR",
710 "vim_message": "Error while deleting: {}".format(e
),
713 return "FAILED", ro_vim_item_update
716 "task={} {} del-flavor={} {}".format(
718 ro_task
["target_id"],
720 ro_vim_item_update_ok
.get("vim_message", ""),
724 return "DONE", ro_vim_item_update_ok
726 def new(self
, ro_task
, task_index
, task_depends
):
727 task
= ro_task
["tasks"][task_index
]
728 task_id
= task
["task_id"]
731 target_vim
= self
.my_vims
[ro_task
["target_id"]]
737 if task
.get("find_params"):
739 flavor_data
= task
["find_params"]["flavor_data"]
740 vim_flavor_id
= target_vim
.get_flavor_id_from_data(flavor_data
)
741 except vimconn
.VimConnNotFoundException
:
744 if not vim_flavor_id
and task
.get("params"):
746 flavor_data
= task
["params"]["flavor_data"]
747 vim_flavor_id
= target_vim
.new_flavor(flavor_data
)
750 ro_vim_item_update
= {
751 "vim_id": vim_flavor_id
,
752 "vim_status": "DONE",
754 "created_items": created_items
,
759 "task={} {} new-flavor={} created={}".format(
760 task_id
, ro_task
["target_id"], vim_flavor_id
, created
764 return "DONE", ro_vim_item_update
765 except (vimconn
.VimConnException
, NsWorkerException
) as e
:
767 "task={} vim={} new-flavor: {}".format(task_id
, ro_task
["target_id"], e
)
769 ro_vim_item_update
= {
770 "vim_status": "VIM_ERROR",
772 "vim_message": str(e
),
775 return "FAILED", ro_vim_item_update
778 class VimInteractionAffinityGroup(VimInteractionBase
):
779 def delete(self
, ro_task
, task_index
):
780 task
= ro_task
["tasks"][task_index
]
781 task_id
= task
["task_id"]
782 affinity_group_vim_id
= ro_task
["vim_info"]["vim_id"]
783 ro_vim_item_update_ok
= {
784 "vim_status": "DELETED",
786 "vim_message": "DELETED",
791 if affinity_group_vim_id
:
792 target_vim
= self
.my_vims
[ro_task
["target_id"]]
793 target_vim
.delete_affinity_group(affinity_group_vim_id
)
794 except vimconn
.VimConnNotFoundException
:
795 ro_vim_item_update_ok
["vim_message"] = "already deleted"
796 except vimconn
.VimConnException
as e
:
798 "ro_task={} vim={} del-affinity-or-anti-affinity-group={}: {}".format(
799 ro_task
["_id"], ro_task
["target_id"], affinity_group_vim_id
, e
802 ro_vim_item_update
= {
803 "vim_status": "VIM_ERROR",
804 "vim_message": "Error while deleting: {}".format(e
),
807 return "FAILED", ro_vim_item_update
810 "task={} {} del-affinity-or-anti-affinity-group={} {}".format(
812 ro_task
["target_id"],
813 affinity_group_vim_id
,
814 ro_vim_item_update_ok
.get("vim_message", ""),
818 return "DONE", ro_vim_item_update_ok
820 def new(self
, ro_task
, task_index
, task_depends
):
821 task
= ro_task
["tasks"][task_index
]
822 task_id
= task
["task_id"]
825 target_vim
= self
.my_vims
[ro_task
["target_id"]]
828 affinity_group_vim_id
= None
829 affinity_group_data
= None
831 if task
.get("params"):
832 affinity_group_data
= task
["params"].get("affinity_group_data")
834 if affinity_group_data
and affinity_group_data
.get("vim-affinity-group-id"):
836 param_affinity_group_id
= task
["params"]["affinity_group_data"].get(
837 "vim-affinity-group-id"
839 affinity_group_vim_id
= target_vim
.get_affinity_group(
840 param_affinity_group_id
842 except vimconn
.VimConnNotFoundException
:
844 "task={} {} new-affinity-or-anti-affinity-group. Provided VIM Affinity Group ID {}"
845 "could not be found at VIM. Creating a new one.".format(
846 task_id
, ro_task
["target_id"], param_affinity_group_id
850 if not affinity_group_vim_id
and affinity_group_data
:
851 affinity_group_vim_id
= target_vim
.new_affinity_group(
856 ro_vim_item_update
= {
857 "vim_id": affinity_group_vim_id
,
858 "vim_status": "DONE",
860 "created_items": created_items
,
865 "task={} {} new-affinity-or-anti-affinity-group={} created={}".format(
866 task_id
, ro_task
["target_id"], affinity_group_vim_id
, created
870 return "DONE", ro_vim_item_update
871 except (vimconn
.VimConnException
, NsWorkerException
) as e
:
873 "task={} vim={} new-affinity-or-anti-affinity-group:"
874 " {}".format(task_id
, ro_task
["target_id"], e
)
876 ro_vim_item_update
= {
877 "vim_status": "VIM_ERROR",
879 "vim_message": str(e
),
882 return "FAILED", ro_vim_item_update
885 class VimInteractionSdnNet(VimInteractionBase
):
887 def _match_pci(port_pci
, mapping
):
889 Check if port_pci matches with mapping
890 mapping can have brackets to indicate that several chars are accepted. e.g
891 pci '0000:af:10.1' matches with '0000:af:1[01].[1357]'
892 :param port_pci: text
893 :param mapping: text, can contain brackets to indicate several chars are available
894 :return: True if matches, False otherwise
896 if not port_pci
or not mapping
:
898 if port_pci
== mapping
:
904 bracket_start
= mapping
.find("[", mapping_index
)
906 if bracket_start
== -1:
909 bracket_end
= mapping
.find("]", bracket_start
)
910 if bracket_end
== -1:
913 length
= bracket_start
- mapping_index
916 and port_pci
[pci_index
: pci_index
+ length
]
917 != mapping
[mapping_index
:bracket_start
]
922 port_pci
[pci_index
+ length
]
923 not in mapping
[bracket_start
+ 1 : bracket_end
]
927 pci_index
+= length
+ 1
928 mapping_index
= bracket_end
+ 1
930 if port_pci
[pci_index
:] != mapping
[mapping_index
:]:
935 def _get_interfaces(self
, vlds_to_connect
, vim_account_id
):
937 :param vlds_to_connect: list with format vnfrs:<id>:vld.<vld_id> or nsrs:<id>:vld.<vld_id>
938 :param vim_account_id:
943 for vld
in vlds_to_connect
:
944 table
, _
, db_id
= vld
.partition(":")
945 db_id
, _
, vld
= db_id
.partition(":")
946 _
, _
, vld_id
= vld
.partition(".")
949 q_filter
= {"vim-account-id": vim_account_id
, "_id": db_id
}
950 iface_key
= "vnf-vld-id"
951 else: # table == "nsrs"
952 q_filter
= {"vim-account-id": vim_account_id
, "nsr-id-ref": db_id
}
953 iface_key
= "ns-vld-id"
955 db_vnfrs
= self
.db
.get_list("vnfrs", q_filter
=q_filter
)
957 for db_vnfr
in db_vnfrs
:
958 for vdu_index
, vdur
in enumerate(db_vnfr
.get("vdur", ())):
959 for iface_index
, interface
in enumerate(vdur
["interfaces"]):
960 if interface
.get(iface_key
) == vld_id
and interface
.get(
962 ) in ("SR-IOV", "PCI-PASSTHROUGH"):
964 interface_
= interface
.copy()
965 interface_
["id"] = "vnfrs:{}:vdu.{}.interfaces.{}".format(
966 db_vnfr
["_id"], vdu_index
, iface_index
969 if vdur
.get("status") == "ERROR":
970 interface_
["status"] = "ERROR"
972 interfaces
.append(interface_
)
976 def refresh(self
, ro_task
):
977 # look for task create
978 task_create_index
, _
= next(
980 for i_t
in enumerate(ro_task
["tasks"])
982 and i_t
[1]["action"] == "CREATE"
983 and i_t
[1]["status"] != "FINISHED"
986 return self
.new(ro_task
, task_create_index
, None)
988 def new(self
, ro_task
, task_index
, task_depends
):
990 task
= ro_task
["tasks"][task_index
]
991 task_id
= task
["task_id"]
992 target_vim
= self
.my_vims
[ro_task
["target_id"]]
994 sdn_net_id
= ro_task
["vim_info"]["vim_id"]
996 created_items
= ro_task
["vim_info"].get("created_items")
997 connected_ports
= ro_task
["vim_info"].get("connected_ports", [])
998 new_connected_ports
= []
999 last_update
= ro_task
["vim_info"].get("last_update", 0)
1000 sdn_status
= ro_task
["vim_info"].get("vim_status", "BUILD") or "BUILD"
1002 created
= ro_task
["vim_info"].get("created", False)
1006 params
= task
["params"]
1007 vlds_to_connect
= params
["vlds"]
1008 associated_vim
= params
["target_vim"]
1009 # external additional ports
1010 additional_ports
= params
.get("sdn-ports") or ()
1011 _
, _
, vim_account_id
= associated_vim
.partition(":")
1014 # get associated VIM
1015 if associated_vim
not in self
.db_vims
:
1016 self
.db_vims
[associated_vim
] = self
.db
.get_one(
1017 "vim_accounts", {"_id": vim_account_id
}
1020 db_vim
= self
.db_vims
[associated_vim
]
1022 # look for ports to connect
1023 ports
= self
._get
_interfaces
(vlds_to_connect
, vim_account_id
)
1027 pending_ports
= error_ports
= 0
1029 sdn_need_update
= False
1032 vlan_used
= port
.get("vlan") or vlan_used
1034 # TODO. Do not connect if already done
1035 if not port
.get("compute_node") or not port
.get("pci"):
1036 if port
.get("status") == "ERROR":
1043 compute_node_mappings
= next(
1046 for c
in db_vim
["config"].get("sdn-port-mapping", ())
1047 if c
and c
["compute_node"] == port
["compute_node"]
1052 if compute_node_mappings
:
1053 # process port_mapping pci of type 0000:af:1[01].[1357]
1057 for p
in compute_node_mappings
["ports"]
1058 if self
._match
_pci
(port
["pci"], p
.get("pci"))
1064 if not db_vim
["config"].get("mapping_not_needed"):
1066 "Port mapping not found for compute_node={} pci={}".format(
1067 port
["compute_node"], port
["pci"]
1074 service_endpoint_id
= "{}:{}".format(port
["compute_node"], port
["pci"])
1076 "service_endpoint_id": pmap
.get("service_endpoint_id")
1077 or service_endpoint_id
,
1078 "service_endpoint_encapsulation_type": "dot1q"
1079 if port
["type"] == "SR-IOV"
1081 "service_endpoint_encapsulation_info": {
1082 "vlan": port
.get("vlan"),
1083 "mac": port
.get("mac-address"),
1084 "device_id": pmap
.get("device_id") or port
["compute_node"],
1085 "device_interface_id": pmap
.get("device_interface_id")
1087 "switch_dpid": pmap
.get("switch_id") or pmap
.get("switch_dpid"),
1088 "switch_port": pmap
.get("switch_port"),
1089 "service_mapping_info": pmap
.get("service_mapping_info"),
1094 # if port["modified_at"] > last_update:
1095 # sdn_need_update = True
1096 new_connected_ports
.append(port
["id"]) # TODO
1097 sdn_ports
.append(new_port
)
1101 "{} interfaces have not been created as VDU is on ERROR status".format(
1106 # connect external ports
1107 for index
, additional_port
in enumerate(additional_ports
):
1108 additional_port_id
= additional_port
.get(
1109 "service_endpoint_id"
1110 ) or "external-{}".format(index
)
1113 "service_endpoint_id": additional_port_id
,
1114 "service_endpoint_encapsulation_type": additional_port
.get(
1115 "service_endpoint_encapsulation_type", "dot1q"
1117 "service_endpoint_encapsulation_info": {
1118 "vlan": additional_port
.get("vlan") or vlan_used
,
1119 "mac": additional_port
.get("mac_address"),
1120 "device_id": additional_port
.get("device_id"),
1121 "device_interface_id": additional_port
.get(
1122 "device_interface_id"
1124 "switch_dpid": additional_port
.get("switch_dpid")
1125 or additional_port
.get("switch_id"),
1126 "switch_port": additional_port
.get("switch_port"),
1127 "service_mapping_info": additional_port
.get(
1128 "service_mapping_info"
1133 new_connected_ports
.append(additional_port_id
)
1136 # if there are more ports to connect or they have been modified, call create/update
1138 sdn_status
= "ERROR"
1139 sdn_info
= "; ".join(error_list
)
1140 elif set(connected_ports
) != set(new_connected_ports
) or sdn_need_update
:
1141 last_update
= time
.time()
1144 if len(sdn_ports
) < 2:
1145 sdn_status
= "ACTIVE"
1147 if not pending_ports
:
1149 "task={} {} new-sdn-net done, less than 2 ports".format(
1150 task_id
, ro_task
["target_id"]
1154 net_type
= params
.get("type") or "ELAN"
1158 ) = target_vim
.create_connectivity_service(net_type
, sdn_ports
)
1161 "task={} {} new-sdn-net={} created={}".format(
1162 task_id
, ro_task
["target_id"], sdn_net_id
, created
1166 created_items
= target_vim
.edit_connectivity_service(
1167 sdn_net_id
, conn_info
=created_items
, connection_points
=sdn_ports
1171 "task={} {} update-sdn-net={} created={}".format(
1172 task_id
, ro_task
["target_id"], sdn_net_id
, created
1176 connected_ports
= new_connected_ports
1178 wim_status_dict
= target_vim
.get_connectivity_service_status(
1179 sdn_net_id
, conn_info
=created_items
1181 sdn_status
= wim_status_dict
["sdn_status"]
1183 if wim_status_dict
.get("sdn_info"):
1184 sdn_info
= str(wim_status_dict
.get("sdn_info")) or ""
1186 if wim_status_dict
.get("error_msg"):
1187 sdn_info
= wim_status_dict
.get("error_msg") or ""
1190 if sdn_status
!= "ERROR":
1191 sdn_info
= "Waiting for getting interfaces location from VIM. Obtained '{}' of {}".format(
1192 len(ports
) - pending_ports
, len(ports
)
1195 if sdn_status
== "ACTIVE":
1196 sdn_status
= "BUILD"
1198 ro_vim_item_update
= {
1199 "vim_id": sdn_net_id
,
1200 "vim_status": sdn_status
,
1202 "created_items": created_items
,
1203 "connected_ports": connected_ports
,
1204 "vim_details": sdn_info
,
1205 "vim_message": None,
1206 "last_update": last_update
,
1209 return sdn_status
, ro_vim_item_update
1210 except Exception as e
:
1212 "task={} vim={} new-net: {}".format(task_id
, ro_task
["target_id"], e
),
1213 exc_info
=not isinstance(
1214 e
, (sdnconn
.SdnConnectorError
, vimconn
.VimConnException
)
1217 ro_vim_item_update
= {
1218 "vim_status": "VIM_ERROR",
1220 "vim_message": str(e
),
1223 return "FAILED", ro_vim_item_update
1225 def delete(self
, ro_task
, task_index
):
1226 task
= ro_task
["tasks"][task_index
]
1227 task_id
= task
["task_id"]
1228 sdn_vim_id
= ro_task
["vim_info"].get("vim_id")
1229 ro_vim_item_update_ok
= {
1230 "vim_status": "DELETED",
1232 "vim_message": "DELETED",
1238 target_vim
= self
.my_vims
[ro_task
["target_id"]]
1239 target_vim
.delete_connectivity_service(
1240 sdn_vim_id
, ro_task
["vim_info"].get("created_items")
1243 except Exception as e
:
1245 isinstance(e
, sdnconn
.SdnConnectorError
)
1246 and e
.http_code
== HTTPStatus
.NOT_FOUND
.value
1248 ro_vim_item_update_ok
["vim_message"] = "already deleted"
1251 "ro_task={} vim={} del-sdn-net={}: {}".format(
1252 ro_task
["_id"], ro_task
["target_id"], sdn_vim_id
, e
1254 exc_info
=not isinstance(
1255 e
, (sdnconn
.SdnConnectorError
, vimconn
.VimConnException
)
1258 ro_vim_item_update
= {
1259 "vim_status": "VIM_ERROR",
1260 "vim_message": "Error while deleting: {}".format(e
),
1263 return "FAILED", ro_vim_item_update
1266 "task={} {} del-sdn-net={} {}".format(
1268 ro_task
["target_id"],
1270 ro_vim_item_update_ok
.get("vim_message", ""),
1274 return "DONE", ro_vim_item_update_ok
1277 class VimInteractionMigration(VimInteractionBase
):
1278 def exec(self
, ro_task
, task_index
, task_depends
):
1279 task
= ro_task
["tasks"][task_index
]
1280 task_id
= task
["task_id"]
1281 db_task_update
= {"retries": 0}
1282 target_vim
= self
.my_vims
[ro_task
["target_id"]]
1286 refreshed_vim_info
= {}
1289 if task
.get("params"):
1290 vim_vm_id
= task
["params"].get("vim_vm_id")
1291 migrate_host
= task
["params"].get("migrate_host")
1292 _
, migrated_compute_node
= target_vim
.migrate_instance(
1293 vim_vm_id
, migrate_host
1296 if migrated_compute_node
:
1297 # When VM is migrated, vdu["vim_info"] needs to be updated
1298 vdu_old_vim_info
= task
["params"]["vdu_vim_info"].get(
1299 ro_task
["target_id"]
1302 # Refresh VM to get new vim_info
1303 vm_to_refresh_list
= [vim_vm_id
]
1304 vim_dict
= target_vim
.refresh_vms_status(vm_to_refresh_list
)
1305 refreshed_vim_info
= vim_dict
[vim_vm_id
]
1307 if refreshed_vim_info
.get("interfaces"):
1308 for old_iface
in vdu_old_vim_info
.get("interfaces"):
1312 for iface
in refreshed_vim_info
["interfaces"]
1313 if old_iface
["vim_interface_id"]
1314 == iface
["vim_interface_id"]
1318 vim_interfaces
.append(iface
)
1320 ro_vim_item_update
= {
1321 "vim_id": vim_vm_id
,
1322 "vim_status": "ACTIVE",
1324 "created_items": created_items
,
1325 "vim_details": None,
1326 "vim_message": None,
1329 if refreshed_vim_info
and refreshed_vim_info
.get("status") not in (
1333 ro_vim_item_update
["vim_details"] = refreshed_vim_info
["vim_info"]
1336 ro_vim_item_update
["interfaces"] = vim_interfaces
1339 "task={} {} vm-migration done".format(task_id
, ro_task
["target_id"])
1342 return "DONE", ro_vim_item_update
, db_task_update
1344 except (vimconn
.VimConnException
, NsWorkerException
) as e
:
1346 "task={} vim={} VM Migration:"
1347 " {}".format(task_id
, ro_task
["target_id"], e
)
1349 ro_vim_item_update
= {
1350 "vim_status": "VIM_ERROR",
1352 "vim_message": str(e
),
1355 return "FAILED", ro_vim_item_update
, db_task_update
1358 class NsWorker(threading
.Thread
):
1359 REFRESH_BUILD
= 5 # 5 seconds
1360 REFRESH_ACTIVE
= 60 # 1 minute
1362 REFRESH_IMAGE
= 3600 * 10
1363 REFRESH_DELETE
= 3600 * 10
1367 def __init__(self
, worker_index
, config
, plugins
, db
):
1370 :param worker_index: thread index
1371 :param config: general configuration of RO, among others the process_id with the docker id where it runs
1372 :param plugins: global shared dict with the loaded plugins
1373 :param db: database class instance to use
1375 threading
.Thread
.__init
__(self
)
1376 self
.config
= config
1377 self
.plugins
= plugins
1378 self
.plugin_name
= "unknown"
1379 self
.logger
= logging
.getLogger("ro.worker{}".format(worker_index
))
1380 self
.worker_index
= worker_index
1381 self
.task_queue
= queue
.Queue(self
.QUEUE_SIZE
)
1382 # targetvim: vimplugin class
1384 # targetvim: vim information from database
1387 self
.vim_targets
= []
1388 self
.my_id
= config
["process_id"] + ":" + str(worker_index
)
1391 "net": VimInteractionNet(self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
),
1392 "vdu": VimInteractionVdu(self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
),
1393 "image": VimInteractionImage(
1394 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1396 "flavor": VimInteractionFlavor(
1397 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1399 "sdn_net": VimInteractionSdnNet(
1400 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1402 "affinity-or-anti-affinity-group": VimInteractionAffinityGroup(
1403 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1405 "migrate": VimInteractionMigration(
1406 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1409 self
.time_last_task_processed
= None
1410 # lists of tasks to delete because nsrs or vnfrs has been deleted from db
1411 self
.tasks_to_delete
= []
1412 # it is idle when there are not vim_targets associated
1414 self
.task_locked_time
= config
["global"]["task_locked_time"]
1416 def insert_task(self
, task
):
1418 self
.task_queue
.put(task
, False)
1421 raise NsWorkerException("timeout inserting a task")
1423 def terminate(self
):
1424 self
.insert_task("exit")
1426 def del_task(self
, task
):
1427 with self
.task_lock
:
1428 if task
["status"] == "SCHEDULED":
1429 task
["status"] = "SUPERSEDED"
1431 else: # task["status"] == "processing"
1432 self
.task_lock
.release()
1435 def _process_vim_config(self
, target_id
, db_vim
):
1437 Process vim config, creating vim configuration files as ca_cert
1438 :param target_id: vim/sdn/wim + id
1439 :param db_vim: Vim dictionary obtained from database
1440 :return: None. Modifies vim. Creates a folder target_id:worker_index and several files
1442 if not db_vim
.get("config"):
1448 if db_vim
["config"].get("ca_cert_content"):
1449 file_name
= "{}:{}".format(target_id
, self
.worker_index
)
1453 except FileExistsError
:
1456 file_name
= file_name
+ "/ca_cert"
1458 with
open(file_name
, "w") as f
:
1459 f
.write(db_vim
["config"]["ca_cert_content"])
1460 del db_vim
["config"]["ca_cert_content"]
1461 db_vim
["config"]["ca_cert"] = file_name
1462 except Exception as e
:
1463 raise NsWorkerException(
1464 "Error writing to file '{}': {}".format(file_name
, e
)
1467 def _load_plugin(self
, name
, type="vim"):
1468 # type can be vim or sdn
1469 if "rovim_dummy" not in self
.plugins
:
1470 self
.plugins
["rovim_dummy"] = VimDummyConnector
1472 if "rosdn_dummy" not in self
.plugins
:
1473 self
.plugins
["rosdn_dummy"] = SdnDummyConnector
1475 if name
in self
.plugins
:
1476 return self
.plugins
[name
]
1479 for ep
in entry_points(group
="osm_ro{}.plugins".format(type), name
=name
):
1480 self
.plugins
[name
] = ep
.load()
1481 except Exception as e
:
1482 raise NsWorkerException("Cannot load plugin osm_{}: {}".format(name
, e
))
1484 if name
and name
not in self
.plugins
:
1485 raise NsWorkerException(
1486 "Plugin 'osm_{n}' has not been installed".format(n
=name
)
1489 return self
.plugins
[name
]
1491 def _unload_vim(self
, target_id
):
1493 Unload a vim_account. Removes it from self db_vims dictionary, my_vims dictionary and vim_targets list
1494 :param target_id: Contains type:_id; where type can be 'vim', ...
1498 self
.db_vims
.pop(target_id
, None)
1499 self
.my_vims
.pop(target_id
, None)
1501 if target_id
in self
.vim_targets
:
1502 self
.vim_targets
.remove(target_id
)
1504 self
.logger
.info("Unloaded {}".format(target_id
))
1505 rmtree("{}:{}".format(target_id
, self
.worker_index
))
1506 except FileNotFoundError
:
1507 pass # this is raised by rmtree if folder does not exist
1508 except Exception as e
:
1509 self
.logger
.error("Cannot unload {}: {}".format(target_id
, e
))
1511 def _check_vim(self
, target_id
):
1513 Load a VIM/SDN/WIM (if not loaded) and check connectivity, updating database with ENABLE or ERROR
1514 :param target_id: Contains type:_id; type can be 'vim', 'sdn' or 'wim'
1517 target
, _
, _id
= target_id
.partition(":")
1523 loaded
= target_id
in self
.vim_targets
1533 step
= "Getting {} from db".format(target_id
)
1534 db_vim
= self
.db
.get_one(target_database
, {"_id": _id
})
1536 for op_index
, operation
in enumerate(
1537 db_vim
["_admin"].get("operations", ())
1539 if operation
["operationState"] != "PROCESSING":
1542 locked_at
= operation
.get("locked_at")
1544 if locked_at
is not None and locked_at
>= now
- self
.task_locked_time
:
1545 # some other thread is doing this operation
1549 op_text
= "_admin.operations.{}.".format(op_index
)
1551 if not self
.db
.set_one(
1555 op_text
+ "operationState": "PROCESSING",
1556 op_text
+ "locked_at": locked_at
,
1559 op_text
+ "locked_at": now
,
1560 "admin.current_operation": op_index
,
1562 fail_on_empty
=False,
1566 unset_dict
[op_text
+ "locked_at"] = None
1567 unset_dict
["current_operation"] = None
1568 step
= "Loading " + target_id
1569 error_text
= self
._load
_vim
(target_id
)
1572 step
= "Checking connectivity"
1575 self
.my_vims
[target_id
].check_vim_connectivity()
1577 self
.my_vims
[target_id
].check_credentials()
1579 update_dict
["_admin.operationalState"] = "ENABLED"
1580 update_dict
["_admin.detailed-status"] = ""
1581 unset_dict
[op_text
+ "detailed-status"] = None
1582 update_dict
[op_text
+ "operationState"] = "COMPLETED"
1586 except Exception as e
:
1587 error_text
= "{}: {}".format(step
, e
)
1588 self
.logger
.error("{} for {}: {}".format(step
, target_id
, e
))
1591 if update_dict
or unset_dict
:
1593 update_dict
[op_text
+ "operationState"] = "FAILED"
1594 update_dict
[op_text
+ "detailed-status"] = error_text
1595 unset_dict
.pop(op_text
+ "detailed-status", None)
1596 update_dict
["_admin.operationalState"] = "ERROR"
1597 update_dict
["_admin.detailed-status"] = error_text
1600 update_dict
[op_text
+ "statusEnteredTime"] = now
1604 q_filter
={"_id": _id
},
1605 update_dict
=update_dict
,
1607 fail_on_empty
=False,
1611 self
._unload
_vim
(target_id
)
1613 def _reload_vim(self
, target_id
):
1614 if target_id
in self
.vim_targets
:
1615 self
._load
_vim
(target_id
)
1617 # if the vim is not loaded, but database information of VIM is cached at self.db_vims,
1618 # just remove it to force load again next time it is needed
1619 self
.db_vims
.pop(target_id
, None)
1621 def _load_vim(self
, target_id
):
1623 Load or reload a vim_account, sdn_controller or wim_account.
1624 Read content from database, load the plugin if not loaded.
1625 In case of error loading the plugin, it load a failing VIM_connector
1626 It fills self db_vims dictionary, my_vims dictionary and vim_targets list
1627 :param target_id: Contains type:_id; where type can be 'vim', ...
1628 :return: None if ok, descriptive text if error
1630 target
, _
, _id
= target_id
.partition(":")
1642 step
= "Getting {}={} from db".format(target
, _id
)
1643 # TODO process for wim, sdnc, ...
1644 vim
= self
.db
.get_one(target_database
, {"_id": _id
})
1646 # if deep_get(vim, "config", "sdn-controller"):
1647 # step = "Getting sdn-controller-id='{}' from db".format(vim["config"]["sdn-controller"])
1648 # db_sdn = self.db.get_one("sdns", {"_id": vim["config"]["sdn-controller"]})
1650 step
= "Decrypting password"
1651 schema_version
= vim
.get("schema_version")
1652 self
.db
.encrypt_decrypt_fields(
1655 fields
=("password", "secret"),
1656 schema_version
=schema_version
,
1659 self
._process
_vim
_config
(target_id
, vim
)
1662 plugin_name
= "rovim_" + vim
["vim_type"]
1663 step
= "Loading plugin '{}'".format(plugin_name
)
1664 vim_module_conn
= self
._load
_plugin
(plugin_name
)
1665 step
= "Loading {}'".format(target_id
)
1666 self
.my_vims
[target_id
] = vim_module_conn(
1669 tenant_id
=vim
.get("vim_tenant_id"),
1670 tenant_name
=vim
.get("vim_tenant_name"),
1673 user
=vim
["vim_user"],
1674 passwd
=vim
["vim_password"],
1675 config
=vim
.get("config") or {},
1679 plugin_name
= "rosdn_" + vim
["type"]
1680 step
= "Loading plugin '{}'".format(plugin_name
)
1681 vim_module_conn
= self
._load
_plugin
(plugin_name
, "sdn")
1682 step
= "Loading {}'".format(target_id
)
1684 wim_config
= wim
.pop("config", {}) or {}
1685 wim
["uuid"] = wim
["_id"]
1686 wim
["wim_url"] = wim
["url"]
1689 wim_config
["dpid"] = wim
.pop("dpid")
1691 if wim
.get("switch_id"):
1692 wim_config
["switch_id"] = wim
.pop("switch_id")
1694 # wim, wim_account, config
1695 self
.my_vims
[target_id
] = vim_module_conn(wim
, wim
, wim_config
)
1696 self
.db_vims
[target_id
] = vim
1697 self
.error_status
= None
1700 "Connector loaded for {}, plugin={}".format(target_id
, plugin_name
)
1702 except Exception as e
:
1704 "Cannot load {} plugin={}: {} {}".format(
1705 target_id
, plugin_name
, step
, e
1709 self
.db_vims
[target_id
] = vim
or {}
1710 self
.db_vims
[target_id
] = FailingConnector(str(e
))
1711 error_status
= "{} Error: {}".format(step
, e
)
1715 if target_id
not in self
.vim_targets
:
1716 self
.vim_targets
.append(target_id
)
1718 def _get_db_task(self
):
1720 Read actions from database and reload them at memory. Fill self.refresh_list, pending_list, vim_actions
1725 if not self
.time_last_task_processed
:
1726 self
.time_last_task_processed
= now
1731 # Log RO tasks only when loglevel is DEBUG
1732 if self.logger.getEffectiveLevel() == logging.DEBUG:
1739 + str(self.task_locked_time)
1741 + "time_last_task_processed="
1742 + str(self.time_last_task_processed)
1748 locked
= self
.db
.set_one(
1751 "target_id": self
.vim_targets
,
1752 "tasks.status": ["SCHEDULED", "BUILD", "DONE", "FAILED"],
1753 "locked_at.lt": now
- self
.task_locked_time
,
1754 "to_check_at.lt": self
.time_last_task_processed
,
1756 update_dict
={"locked_by": self
.my_id
, "locked_at": now
},
1757 fail_on_empty
=False,
1762 ro_task
= self
.db
.get_one(
1765 "target_id": self
.vim_targets
,
1766 "tasks.status": ["SCHEDULED", "BUILD", "DONE", "FAILED"],
1772 if self
.time_last_task_processed
== now
:
1773 self
.time_last_task_processed
= None
1776 self
.time_last_task_processed
= now
1777 # self.time_last_task_processed = min(self.time_last_task_processed + 1000, now)
1779 except DbException
as e
:
1780 self
.logger
.error("Database exception at _get_db_task: {}".format(e
))
1781 except Exception as e
:
1782 self
.logger
.critical(
1783 "Unexpected exception at _get_db_task: {}".format(e
), exc_info
=True
1788 def _get_db_all_tasks(self
):
1790 Read all content of table ro_tasks to log it
1794 # Checking the content of the BD:
1797 ro_task
= self
.db
.get_list("ro_tasks")
1799 self
._log
_ro
_task
(rt
, None, None, "TASK_WF", "GET_ALL_TASKS")
1802 except DbException
as e
:
1803 self
.logger
.error("Database exception at _get_db_all_tasks: {}".format(e
))
1804 except Exception as e
:
1805 self
.logger
.critical(
1806 "Unexpected exception at _get_db_all_tasks: {}".format(e
), exc_info
=True
1811 def _log_ro_task(self
, ro_task
, db_ro_task_update
, db_ro_task_delete
, mark
, event
):
1813 Generate a log with the following format:
1815 Mark;Event;ro_task_id;locked_at;modified_at;created_at;to_check_at;locked_by;
1816 target_id;vim_info.refresh_at;vim_info;no_of_tasks;task_status;action_id;
1817 task_array_index;task_id;task_action;task_item;task_args
1821 TASK_WF;GET_TASK;888f1864-749a-4fc2-bc1a-97c0fffd6a6f:2;1642158724.8210013;
1822 1642158640.7986135;1642158640.7986135;1642158640.7986135;b134c9494e75:0a
1823 ;vim:b7ff9e24-8868-4d68-8a57-a59dc11d0327;None;{'created': False,
1824 'created_items': None, 'vim_id': None, 'vim_name': None, 'vim_status': None,
1825 'vim_details': None, 'vim_message': None, 'refresh_at': None};1;SCHEDULED;
1826 888f1864-749a-4fc2-bc1a-97c0fffd6a6f;0;888f1864-749a-4fc2-bc1a-97c0fffd6a6f:2;
1827 CREATE;image;{'filter_dict': {'name': 'ubuntu-os-cloud:image-family:ubuntu-1804-lts'}}
1832 if ro_task
is not None and isinstance(ro_task
, dict):
1833 for t
in ro_task
["tasks"]:
1837 line
.append(ro_task
.get("_id", ""))
1838 line
.append(str(ro_task
.get("locked_at", "")))
1839 line
.append(str(ro_task
.get("modified_at", "")))
1840 line
.append(str(ro_task
.get("created_at", "")))
1841 line
.append(str(ro_task
.get("to_check_at", "")))
1842 line
.append(str(ro_task
.get("locked_by", "")))
1843 line
.append(str(ro_task
.get("target_id", "")))
1844 line
.append(str(ro_task
.get("vim_info", {}).get("refresh_at", "")))
1845 line
.append(str(ro_task
.get("vim_info", "")))
1846 line
.append(str(ro_task
.get("tasks", "")))
1847 if isinstance(t
, dict):
1848 line
.append(str(t
.get("status", "")))
1849 line
.append(str(t
.get("action_id", "")))
1851 line
.append(str(t
.get("task_id", "")))
1852 line
.append(str(t
.get("action", "")))
1853 line
.append(str(t
.get("item", "")))
1854 line
.append(str(t
.get("find_params", "")))
1855 line
.append(str(t
.get("params", "")))
1857 line
.extend([""] * 2)
1859 line
.extend([""] * 5)
1862 self
.logger
.debug(";".join(line
))
1863 elif db_ro_task_update
is not None and isinstance(db_ro_task_update
, dict):
1866 st
= "tasks.{}.status".format(i
)
1867 if st
not in db_ro_task_update
:
1872 line
.append(db_ro_task_update
.get("_id", ""))
1873 line
.append(str(db_ro_task_update
.get("locked_at", "")))
1874 line
.append(str(db_ro_task_update
.get("modified_at", "")))
1876 line
.append(str(db_ro_task_update
.get("to_check_at", "")))
1877 line
.append(str(db_ro_task_update
.get("locked_by", "")))
1879 line
.append(str(db_ro_task_update
.get("vim_info.refresh_at", "")))
1881 line
.append(str(db_ro_task_update
.get("vim_info", "")))
1882 line
.append(str(str(db_ro_task_update
).count(".status")))
1883 line
.append(db_ro_task_update
.get(st
, ""))
1886 line
.extend([""] * 3)
1888 self
.logger
.debug(";".join(line
))
1890 elif db_ro_task_delete
is not None and isinstance(db_ro_task_delete
, dict):
1894 line
.append(db_ro_task_delete
.get("_id", ""))
1896 line
.append(db_ro_task_delete
.get("modified_at", ""))
1897 line
.extend([""] * 13)
1898 self
.logger
.debug(";".join(line
))
1904 line
.extend([""] * 16)
1905 self
.logger
.debug(";".join(line
))
1907 except Exception as e
:
1908 self
.logger
.error("Error logging ro_task: {}".format(e
))
1910 def _delete_task(self
, ro_task
, task_index
, task_depends
, db_update
):
1912 Determine if this task need to be done or superseded
1915 my_task
= ro_task
["tasks"][task_index
]
1916 task_id
= my_task
["task_id"]
1917 needed_delete
= ro_task
["vim_info"]["created"] or ro_task
["vim_info"].get(
1918 "created_items", False
1921 self
.logger
.warning("Needed delete: {}".format(needed_delete
))
1922 if my_task
["status"] == "FAILED":
1923 return None, None # TODO need to be retry??
1926 for index
, task
in enumerate(ro_task
["tasks"]):
1927 if index
== task_index
or not task
:
1931 my_task
["target_record"] == task
["target_record"]
1932 and task
["action"] == "CREATE"
1935 db_update
["tasks.{}.status".format(index
)] = task
[
1938 elif task
["action"] == "CREATE" and task
["status"] not in (
1942 needed_delete
= False
1945 self
.logger
.warning(
1946 "Deleting ro_task={} task_index={}".format(ro_task
, task_index
)
1948 return self
.item2class
[my_task
["item"]].delete(ro_task
, task_index
)
1950 return "SUPERSEDED", None
1951 except Exception as e
:
1952 if not isinstance(e
, NsWorkerException
):
1953 self
.logger
.critical(
1954 "Unexpected exception at _delete_task task={}: {}".format(
1960 return "FAILED", {"vim_status": "VIM_ERROR", "vim_message": str(e
)}
1962 def _create_task(self
, ro_task
, task_index
, task_depends
, db_update
):
1964 Determine if this task need to create something at VIM
1967 my_task
= ro_task
["tasks"][task_index
]
1968 task_id
= my_task
["task_id"]
1971 if my_task
["status"] == "FAILED":
1972 return None, None # TODO need to be retry??
1973 elif my_task
["status"] == "SCHEDULED":
1974 # check if already created by another task
1975 for index
, task
in enumerate(ro_task
["tasks"]):
1976 if index
== task_index
or not task
:
1979 if task
["action"] == "CREATE" and task
["status"] not in (
1984 return task
["status"], "COPY_VIM_INFO"
1987 task_status
, ro_vim_item_update
= self
.item2class
[my_task
["item"]].new(
1988 ro_task
, task_index
, task_depends
1990 # TODO update other CREATE tasks
1991 except Exception as e
:
1992 if not isinstance(e
, NsWorkerException
):
1994 "Error executing task={}: {}".format(task_id
, e
), exc_info
=True
1997 task_status
= "FAILED"
1998 ro_vim_item_update
= {"vim_status": "VIM_ERROR", "vim_message": str(e
)}
1999 # TODO update ro_vim_item_update
2001 return task_status
, ro_vim_item_update
2005 def _get_dependency(self
, task_id
, ro_task
=None, target_id
=None):
2007 Look for dependency task
2008 :param task_id: Can be one of
2009 1. target_vim+blank+task.target_record_id: "(vim|sdn|wim):<id> (vnfrs|nsrs):(vld|vdu|flavor|image).<id>"
2010 2. task.target_record_id: "(vnfrs|nsrs):(vld|vdu|flavor|image).<id>"
2011 3. task.task_id: "<action_id>:number"
2014 :return: database ro_task plus index of task
2017 task_id
.startswith("vim:")
2018 or task_id
.startswith("sdn:")
2019 or task_id
.startswith("wim:")
2021 target_id
, _
, task_id
= task_id
.partition(" ")
2023 if task_id
.startswith("nsrs:") or task_id
.startswith("vnfrs:"):
2024 ro_task_dependency
= self
.db
.get_one(
2026 q_filter
={"target_id": target_id
, "tasks.target_record_id": task_id
},
2027 fail_on_empty
=False,
2030 if ro_task_dependency
:
2031 for task_index
, task
in enumerate(ro_task_dependency
["tasks"]):
2032 if task
["target_record_id"] == task_id
:
2033 return ro_task_dependency
, task_index
2037 for task_index
, task
in enumerate(ro_task
["tasks"]):
2038 if task
and task
["task_id"] == task_id
:
2039 return ro_task
, task_index
2041 ro_task_dependency
= self
.db
.get_one(
2044 "tasks.ANYINDEX.task_id": task_id
,
2045 "tasks.ANYINDEX.target_record.ne": None,
2047 fail_on_empty
=False,
2050 self
.logger
.warning("ro_task_dependency={}".format(ro_task_dependency
))
2051 if ro_task_dependency
:
2052 for task_index
, task
in enumerate(ro_task_dependency
["tasks"]):
2053 if task
["task_id"] == task_id
:
2054 return ro_task_dependency
, task_index
2055 raise NsWorkerException("Cannot get depending task {}".format(task_id
))
2057 def _process_pending_tasks(self
, ro_task
):
2058 ro_task_id
= ro_task
["_id"]
2061 next_check_at
= now
+ (24 * 60 * 60)
2062 db_ro_task_update
= {}
2064 def _update_refresh(new_status
):
2065 # compute next_refresh
2067 nonlocal next_check_at
2068 nonlocal db_ro_task_update
2071 next_refresh
= time
.time()
2073 if task
["item"] in ("image", "flavor"):
2074 next_refresh
+= self
.REFRESH_IMAGE
2075 elif new_status
== "BUILD":
2076 next_refresh
+= self
.REFRESH_BUILD
2077 elif new_status
== "DONE":
2078 next_refresh
+= self
.REFRESH_ACTIVE
2080 next_refresh
+= self
.REFRESH_ERROR
2082 next_check_at
= min(next_check_at
, next_refresh
)
2083 db_ro_task_update
["vim_info.refresh_at"] = next_refresh
2084 ro_task
["vim_info"]["refresh_at"] = next_refresh
2088 # Log RO tasks only when loglevel is DEBUG
2089 if self.logger.getEffectiveLevel() == logging.DEBUG:
2090 self._log_ro_task(ro_task, None, None, "TASK_WF", "GET_TASK")
2092 # 0: get task_status_create
2094 task_status_create
= None
2098 for t
in ro_task
["tasks"]
2100 and t
["action"] == "CREATE"
2101 and t
["status"] in ("BUILD", "DONE")
2107 task_status_create
= task_create
["status"]
2109 # 1: look for tasks in status SCHEDULED, or in status CREATE if action is DONE or BUILD
2110 for task_action
in ("DELETE", "CREATE", "EXEC"):
2111 db_vim_update
= None
2114 for task_index
, task
in enumerate(ro_task
["tasks"]):
2116 continue # task deleted
2119 target_update
= None
2123 task_action
in ("DELETE", "EXEC")
2124 and task
["status"] not in ("SCHEDULED", "BUILD")
2126 or task
["action"] != task_action
2128 task_action
== "CREATE"
2129 and task
["status"] in ("FINISHED", "SUPERSEDED")
2134 task_path
= "tasks.{}.status".format(task_index
)
2136 db_vim_info_update
= None
2138 if task
["status"] == "SCHEDULED":
2139 # check if tasks that this depends on have been completed
2140 dependency_not_completed
= False
2142 for dependency_task_id
in task
.get("depends_on") or ():
2145 dependency_task_index
,
2146 ) = self
._get
_dependency
(
2147 dependency_task_id
, target_id
=ro_task
["target_id"]
2149 dependency_task
= dependency_ro_task
["tasks"][
2150 dependency_task_index
2152 self
.logger
.warning(
2153 "dependency_ro_task={} dependency_task_index={}".format(
2154 dependency_ro_task
, dependency_task_index
2158 if dependency_task
["status"] == "SCHEDULED":
2159 dependency_not_completed
= True
2160 next_check_at
= min(
2161 next_check_at
, dependency_ro_task
["to_check_at"]
2163 # must allow dependent task to be processed first
2164 # to do this set time after last_task_processed
2165 next_check_at
= max(
2166 self
.time_last_task_processed
, next_check_at
2169 elif dependency_task
["status"] == "FAILED":
2170 error_text
= "Cannot {} {} because depends on failed {} {} id={}): {}".format(
2173 dependency_task
["action"],
2174 dependency_task
["item"],
2176 dependency_ro_task
["vim_info"].get(
2181 "task={} {}".format(task
["task_id"], error_text
)
2183 raise NsWorkerException(error_text
)
2185 task_depends
[dependency_task_id
] = dependency_ro_task
[
2189 "TASK-{}".format(dependency_task_id
)
2190 ] = dependency_ro_task
["vim_info"]["vim_id"]
2192 if dependency_not_completed
:
2193 self
.logger
.warning(
2194 "DEPENDENCY NOT COMPLETED {}".format(
2195 dependency_ro_task
["vim_info"]["vim_id"]
2198 # TODO set at vim_info.vim_details that it is waiting
2201 # before calling VIM-plugin as it can take more than task_locked_time, insert to LockRenew
2202 # the task of renew this locking. It will update database locket_at periodically
2204 lock_object
= LockRenew
.add_lock_object(
2205 "ro_tasks", ro_task
, self
2208 if task
["action"] == "DELETE":
2209 (new_status
, db_vim_info_update
,) = self
._delete
_task
(
2210 ro_task
, task_index
, task_depends
, db_ro_task_update
2213 "FINISHED" if new_status
== "DONE" else new_status
2215 # ^with FINISHED instead of DONE it will not be refreshing
2217 if new_status
in ("FINISHED", "SUPERSEDED"):
2218 target_update
= "DELETE"
2219 elif task
["action"] == "EXEC":
2224 ) = self
.item2class
[task
["item"]].exec(
2225 ro_task
, task_index
, task_depends
2228 "FINISHED" if new_status
== "DONE" else new_status
2230 # ^with FINISHED instead of DONE it will not be refreshing
2233 # load into database the modified db_task_update "retries" and "next_retry"
2234 if db_task_update
.get("retries"):
2236 "tasks.{}.retries".format(task_index
)
2237 ] = db_task_update
["retries"]
2239 next_check_at
= time
.time() + db_task_update
.get(
2242 target_update
= None
2243 elif task
["action"] == "CREATE":
2244 if task
["status"] == "SCHEDULED":
2245 if task_status_create
:
2246 new_status
= task_status_create
2247 target_update
= "COPY_VIM_INFO"
2249 new_status
, db_vim_info_update
= self
.item2class
[
2251 ].new(ro_task
, task_index
, task_depends
)
2252 # self._create_task(ro_task, task_index, task_depends, db_ro_task_update)
2253 _update_refresh(new_status
)
2256 ro_task
["vim_info"]["refresh_at"]
2257 and now
> ro_task
["vim_info"]["refresh_at"]
2259 new_status
, db_vim_info_update
= self
.item2class
[
2262 _update_refresh(new_status
)
2264 # The refresh is updated to avoid set the value of "refresh_at" to
2265 # default value (next_check_at = now + (24 * 60 * 60)) when status is BUILD,
2266 # because it can happen that in this case the task is never processed
2267 _update_refresh(task
["status"])
2269 except Exception as e
:
2270 new_status
= "FAILED"
2271 db_vim_info_update
= {
2272 "vim_status": "VIM_ERROR",
2273 "vim_message": str(e
),
2277 e
, (NsWorkerException
, vimconn
.VimConnException
)
2280 "Unexpected exception at _delete_task task={}: {}".format(
2287 if db_vim_info_update
:
2288 db_vim_update
= db_vim_info_update
.copy()
2289 db_ro_task_update
.update(
2292 for k
, v
in db_vim_info_update
.items()
2295 ro_task
["vim_info"].update(db_vim_info_update
)
2298 if task_action
== "CREATE":
2299 task_status_create
= new_status
2300 db_ro_task_update
[task_path
] = new_status
2302 if target_update
or db_vim_update
:
2303 if target_update
== "DELETE":
2304 self
._update
_target
(task
, None)
2305 elif target_update
== "COPY_VIM_INFO":
2306 self
._update
_target
(task
, ro_task
["vim_info"])
2308 self
._update
_target
(task
, db_vim_update
)
2310 except Exception as e
:
2312 isinstance(e
, DbException
)
2313 and e
.http_code
== HTTPStatus
.NOT_FOUND
2315 # if the vnfrs or nsrs has been removed from database, this task must be removed
2317 "marking to delete task={}".format(task
["task_id"])
2319 self
.tasks_to_delete
.append(task
)
2322 "Unexpected exception at _update_target task={}: {}".format(
2328 locked_at
= ro_task
["locked_at"]
2332 lock_object
["locked_at"],
2333 lock_object
["locked_at"] + self
.task_locked_time
,
2335 # locked_at contains two times to avoid race condition. In case the lock has been renew, it will
2336 # contain exactly locked_at + self.task_locked_time
2337 LockRenew
.remove_lock_object(lock_object
)
2340 "_id": ro_task
["_id"],
2341 "to_check_at": ro_task
["to_check_at"],
2342 "locked_at": locked_at
,
2344 # modify own task. Try filtering by to_next_check. For race condition if to_check_at has been modified,
2345 # outside this task (by ro_nbi) do not update it
2346 db_ro_task_update
["locked_by"] = None
2347 # locked_at converted to int only for debugging. When has not decimals it means it has been unlocked
2348 db_ro_task_update
["locked_at"] = int(now
- self
.task_locked_time
)
2349 db_ro_task_update
["modified_at"] = now
2350 db_ro_task_update
["to_check_at"] = next_check_at
2353 # Log RO tasks only when loglevel is DEBUG
2354 if self.logger.getEffectiveLevel() == logging.DEBUG:
2355 db_ro_task_update_log = db_ro_task_update.copy()
2356 db_ro_task_update_log["_id"] = q_filter["_id"]
2357 self._log_ro_task(None, db_ro_task_update_log, None, "TASK_WF", "SET_TASK")
2360 if not self
.db
.set_one(
2362 update_dict
=db_ro_task_update
,
2364 fail_on_empty
=False,
2366 del db_ro_task_update
["to_check_at"]
2367 del q_filter
["to_check_at"]
2369 # Log RO tasks only when loglevel is DEBUG
2370 if self.logger.getEffectiveLevel() == logging.DEBUG:
2373 db_ro_task_update_log,
2376 "SET_TASK " + str(q_filter),
2382 update_dict
=db_ro_task_update
,
2385 except DbException
as e
:
2387 "ro_task={} Error updating database {}".format(ro_task_id
, e
)
2389 except Exception as e
:
2391 "Error executing ro_task={}: {}".format(ro_task_id
, e
), exc_info
=True
2394 def _update_target(self
, task
, ro_vim_item_update
):
2395 table
, _
, temp
= task
["target_record"].partition(":")
2396 _id
, _
, path_vim_status
= temp
.partition(":")
2397 path_item
= path_vim_status
[: path_vim_status
.rfind(".")]
2398 path_item
= path_item
[: path_item
.rfind(".")]
2399 # path_vim_status: dot separated list targeting vim information, e.g. "vdur.10.vim_info.vim:id"
2400 # path_item: dot separated list targeting record information, e.g. "vdur.10"
2402 if ro_vim_item_update
:
2404 path_vim_status
+ "." + k
: v
2405 for k
, v
in ro_vim_item_update
.items()
2414 "interfaces_backup",
2418 if path_vim_status
.startswith("vdur."):
2419 # for backward compatibility, add vdur.name apart from vdur.vim_name
2420 if ro_vim_item_update
.get("vim_name"):
2421 update_dict
[path_item
+ ".name"] = ro_vim_item_update
["vim_name"]
2423 # for backward compatibility, add vdur.vim-id apart from vdur.vim_id
2424 if ro_vim_item_update
.get("vim_id"):
2425 update_dict
[path_item
+ ".vim-id"] = ro_vim_item_update
["vim_id"]
2427 # update general status
2428 if ro_vim_item_update
.get("vim_status"):
2429 update_dict
[path_item
+ ".status"] = ro_vim_item_update
[
2433 if ro_vim_item_update
.get("interfaces"):
2434 path_interfaces
= path_item
+ ".interfaces"
2436 for i
, iface
in enumerate(ro_vim_item_update
.get("interfaces")):
2440 path_interfaces
+ ".{}.".format(i
) + k
: v
2441 for k
, v
in iface
.items()
2442 if k
in ("vlan", "compute_node", "pci")
2446 # put ip_address and mac_address with ip-address and mac-address
2447 if iface
.get("ip_address"):
2449 path_interfaces
+ ".{}.".format(i
) + "ip-address"
2450 ] = iface
["ip_address"]
2452 if iface
.get("mac_address"):
2454 path_interfaces
+ ".{}.".format(i
) + "mac-address"
2455 ] = iface
["mac_address"]
2457 if iface
.get("mgmt_vnf_interface") and iface
.get("ip_address"):
2458 update_dict
["ip-address"] = iface
.get("ip_address").split(
2462 if iface
.get("mgmt_vdu_interface") and iface
.get("ip_address"):
2463 update_dict
[path_item
+ ".ip-address"] = iface
.get(
2467 self
.db
.set_one(table
, q_filter
={"_id": _id
}, update_dict
=update_dict
)
2469 # If interfaces exists, it backups VDU interfaces in the DB for healing operations
2470 if ro_vim_item_update
.get("interfaces"):
2471 search_key
= path_vim_status
+ ".interfaces"
2472 if update_dict
.get(search_key
):
2473 interfaces_backup_update
= {
2474 path_vim_status
+ ".interfaces_backup": update_dict
[search_key
]
2479 q_filter
={"_id": _id
},
2480 update_dict
=interfaces_backup_update
,
2484 update_dict
= {path_item
+ ".status": "DELETED"}
2487 q_filter
={"_id": _id
},
2488 update_dict
=update_dict
,
2489 unset
={path_vim_status
: None},
2492 def _process_delete_db_tasks(self
):
2494 Delete task from database because vnfrs or nsrs or both have been deleted
2495 :return: None. Uses and modify self.tasks_to_delete
2497 while self
.tasks_to_delete
:
2498 task
= self
.tasks_to_delete
[0]
2499 vnfrs_deleted
= None
2500 nsr_id
= task
["nsr_id"]
2502 if task
["target_record"].startswith("vnfrs:"):
2503 # check if nsrs is present
2504 if self
.db
.get_one("nsrs", {"_id": nsr_id
}, fail_on_empty
=False):
2505 vnfrs_deleted
= task
["target_record"].split(":")[1]
2508 self
.delete_db_tasks(self
.db
, nsr_id
, vnfrs_deleted
)
2509 except Exception as e
:
2511 "Error deleting task={}: {}".format(task
["task_id"], e
)
2513 self
.tasks_to_delete
.pop(0)
2516 def delete_db_tasks(db
, nsr_id
, vnfrs_deleted
):
2518 Static method because it is called from osm_ng_ro.ns
2519 :param db: instance of database to use
2520 :param nsr_id: affected nsrs id
2521 :param vnfrs_deleted: only tasks with this vnfr id. If None, all affected by nsr_id
2522 :return: None, exception is fails
2525 for retry
in range(retries
):
2526 ro_tasks
= db
.get_list("ro_tasks", {"tasks.nsr_id": nsr_id
})
2530 for ro_task
in ro_tasks
:
2532 to_delete_ro_task
= True
2534 for index
, task
in enumerate(ro_task
["tasks"]):
2537 elif (not vnfrs_deleted
and task
["nsr_id"] == nsr_id
) or (
2539 and task
["target_record"].startswith("vnfrs:" + vnfrs_deleted
)
2541 db_update
["tasks.{}".format(index
)] = None
2543 # used by other nsr, ro_task cannot be deleted
2544 to_delete_ro_task
= False
2546 # delete or update if nobody has changed ro_task meanwhile. Used modified_at for known if changed
2547 if to_delete_ro_task
:
2551 "_id": ro_task
["_id"],
2552 "modified_at": ro_task
["modified_at"],
2554 fail_on_empty
=False,
2558 db_update
["modified_at"] = now
2562 "_id": ro_task
["_id"],
2563 "modified_at": ro_task
["modified_at"],
2565 update_dict
=db_update
,
2566 fail_on_empty
=False,
2572 raise NsWorkerException("Exceeded {} retries".format(retries
))
2576 self
.logger
.info("Starting")
2578 # step 1: get commands from queue
2580 if self
.vim_targets
:
2581 task
= self
.task_queue
.get(block
=False)
2584 self
.logger
.debug("enters in idle state")
2586 task
= self
.task_queue
.get(block
=True)
2589 if task
[0] == "terminate":
2591 elif task
[0] == "load_vim":
2592 self
.logger
.info("order to load vim {}".format(task
[1]))
2593 self
._load
_vim
(task
[1])
2594 elif task
[0] == "unload_vim":
2595 self
.logger
.info("order to unload vim {}".format(task
[1]))
2596 self
._unload
_vim
(task
[1])
2597 elif task
[0] == "reload_vim":
2598 self
._reload
_vim
(task
[1])
2599 elif task
[0] == "check_vim":
2600 self
.logger
.info("order to check vim {}".format(task
[1]))
2601 self
._check
_vim
(task
[1])
2603 except Exception as e
:
2604 if isinstance(e
, queue
.Empty
):
2607 self
.logger
.critical(
2608 "Error processing task: {}".format(e
), exc_info
=True
2611 # step 2: process pending_tasks, delete not needed tasks
2613 if self
.tasks_to_delete
:
2614 self
._process
_delete
_db
_tasks
()
2617 # Log RO tasks only when loglevel is DEBUG
2618 if self.logger.getEffectiveLevel() == logging.DEBUG:
2619 _ = self._get_db_all_tasks()
2621 ro_task
= self
._get
_db
_task
()
2623 self
.logger
.warning("Task to process: {}".format(ro_task
))
2625 self
._process
_pending
_tasks
(ro_task
)
2629 except Exception as e
:
2630 self
.logger
.critical(
2631 "Unexpected exception at run: " + str(e
), exc_info
=True
2634 self
.logger
.info("Finishing")