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 # add to created items previous_created_volumes (healing)
395 if task
.get("previous_created_volumes"):
396 for k
, v
in task
["previous_created_volumes"].items():
399 ro_vim_item_update
= {
401 "vim_status": "BUILD",
403 "created_items": created_items
,
406 "interfaces_vim_ids": interfaces
,
408 "interfaces_backup": [],
411 "task={} {} new-vm={} created={}".format(
412 task_id
, ro_task
["target_id"], vim_vm_id
, created
416 return "BUILD", ro_vim_item_update
417 except (vimconn
.VimConnException
, NsWorkerException
) as e
:
419 "task={} {} new-vm: {}".format(task_id
, ro_task
["target_id"], e
)
421 ro_vim_item_update
= {
422 "vim_status": "VIM_ERROR",
424 "vim_message": str(e
),
427 return "FAILED", ro_vim_item_update
429 def delete(self
, ro_task
, task_index
):
430 task
= ro_task
["tasks"][task_index
]
431 task_id
= task
["task_id"]
432 vm_vim_id
= ro_task
["vim_info"]["vim_id"]
433 ro_vim_item_update_ok
= {
434 "vim_status": "DELETED",
436 "vim_message": "DELETED",
442 "delete_vminstance: vm_vim_id={} created_items={}".format(
443 vm_vim_id
, ro_task
["vim_info"]["created_items"]
446 if vm_vim_id
or ro_task
["vim_info"]["created_items"]:
447 target_vim
= self
.my_vims
[ro_task
["target_id"]]
448 target_vim
.delete_vminstance(
450 ro_task
["vim_info"]["created_items"],
451 ro_task
["vim_info"].get("volumes_to_hold", []),
453 except vimconn
.VimConnNotFoundException
:
454 ro_vim_item_update_ok
["vim_message"] = "already deleted"
455 except vimconn
.VimConnException
as e
:
457 "ro_task={} vim={} del-vm={}: {}".format(
458 ro_task
["_id"], ro_task
["target_id"], vm_vim_id
, e
461 ro_vim_item_update
= {
462 "vim_status": "VIM_ERROR",
463 "vim_message": "Error while deleting: {}".format(e
),
466 return "FAILED", ro_vim_item_update
469 "task={} {} del-vm={} {}".format(
471 ro_task
["target_id"],
473 ro_vim_item_update_ok
.get("vim_message", ""),
477 return "DONE", ro_vim_item_update_ok
479 def refresh(self
, ro_task
):
480 """Call VIM to get vm status"""
481 ro_task_id
= ro_task
["_id"]
482 target_vim
= self
.my_vims
[ro_task
["target_id"]]
483 vim_id
= ro_task
["vim_info"]["vim_id"]
488 vm_to_refresh_list
= [vim_id
]
490 vim_dict
= target_vim
.refresh_vms_status(vm_to_refresh_list
)
491 vim_info
= vim_dict
[vim_id
]
493 if vim_info
["status"] == "ACTIVE":
495 elif vim_info
["status"] == "BUILD":
496 task_status
= "BUILD"
498 task_status
= "FAILED"
500 # try to load and parse vim_information
502 vim_info_info
= yaml
.safe_load(vim_info
["vim_info"])
503 if vim_info_info
.get("name"):
504 vim_info
["name"] = vim_info_info
["name"]
507 except vimconn
.VimConnException
as e
:
508 # Mark all tasks at VIM_ERROR status
510 "ro_task={} vim={} get-vm={}: {}".format(
511 ro_task_id
, ro_task
["target_id"], vim_id
, e
514 vim_info
= {"status": "VIM_ERROR", "error_msg": str(e
)}
515 task_status
= "FAILED"
517 ro_vim_item_update
= {}
519 # Interfaces cannot be present if e.g. VM is not present, that is status=DELETED
521 if vim_info
.get("interfaces"):
522 for vim_iface_id
in ro_task
["vim_info"]["interfaces_vim_ids"]:
526 for iface
in vim_info
["interfaces"]
527 if vim_iface_id
== iface
["vim_interface_id"]
532 # iface.pop("vim_info", None)
533 vim_interfaces
.append(iface
)
537 for t
in ro_task
["tasks"]
538 if t
and t
["action"] == "CREATE" and t
["status"] != "FINISHED"
540 if vim_interfaces
and task_create
.get("mgmt_vnf_interface") is not None:
541 vim_interfaces
[task_create
["mgmt_vnf_interface"]][
545 mgmt_vdu_iface
= task_create
.get(
546 "mgmt_vdu_interface", task_create
.get("mgmt_vnf_interface", 0)
549 vim_interfaces
[mgmt_vdu_iface
]["mgmt_vdu_interface"] = True
551 if ro_task
["vim_info"]["interfaces"] != vim_interfaces
:
552 ro_vim_item_update
["interfaces"] = vim_interfaces
554 if ro_task
["vim_info"]["vim_status"] != vim_info
["status"]:
555 ro_vim_item_update
["vim_status"] = vim_info
["status"]
557 if ro_task
["vim_info"]["vim_name"] != vim_info
.get("name"):
558 ro_vim_item_update
["vim_name"] = vim_info
.get("name")
560 if vim_info
["status"] in ("ERROR", "VIM_ERROR"):
561 if ro_task
["vim_info"]["vim_message"] != vim_info
.get("error_msg"):
562 ro_vim_item_update
["vim_message"] = vim_info
.get("error_msg")
563 elif vim_info
["status"] == "DELETED":
564 ro_vim_item_update
["vim_id"] = None
565 ro_vim_item_update
["vim_message"] = "Deleted externally"
567 if ro_task
["vim_info"]["vim_details"] != vim_info
["vim_info"]:
568 ro_vim_item_update
["vim_details"] = vim_info
["vim_info"]
570 if ro_vim_item_update
:
572 "ro_task={} {} get-vm={}: status={} {}".format(
574 ro_task
["target_id"],
576 ro_vim_item_update
.get("vim_status"),
577 ro_vim_item_update
.get("vim_message")
578 if ro_vim_item_update
.get("vim_status") != "ACTIVE"
583 return task_status
, ro_vim_item_update
585 def exec(self
, ro_task
, task_index
, task_depends
):
586 task
= ro_task
["tasks"][task_index
]
587 task_id
= task
["task_id"]
588 target_vim
= self
.my_vims
[ro_task
["target_id"]]
589 db_task_update
= {"retries": 0}
590 retries
= task
.get("retries", 0)
593 params
= task
["params"]
594 params_copy
= deepcopy(params
)
595 params_copy
["ro_key"] = self
.db
.decrypt(
596 params_copy
.pop("private_key"),
597 params_copy
.pop("schema_version"),
598 params_copy
.pop("salt"),
600 params_copy
["ip_addr"] = params_copy
.pop("ip_address")
601 target_vim
.inject_user_key(**params_copy
)
603 "task={} {} action-vm=inject_key".format(task_id
, ro_task
["target_id"])
610 ) # params_copy["key"]
611 except (vimconn
.VimConnException
, NsWorkerException
) as e
:
614 self
.logger
.debug(traceback
.format_exc())
615 if retries
< self
.max_retries_inject_ssh_key
:
621 "next_retry": self
.time_retries_inject_ssh_key
,
626 "task={} {} inject-ssh-key: {}".format(task_id
, ro_task
["target_id"], e
)
628 ro_vim_item_update
= {"vim_message": str(e
)}
630 return "FAILED", ro_vim_item_update
, db_task_update
633 class VimInteractionImage(VimInteractionBase
):
634 def new(self
, ro_task
, task_index
, task_depends
):
635 task
= ro_task
["tasks"][task_index
]
636 task_id
= task
["task_id"]
639 target_vim
= self
.my_vims
[ro_task
["target_id"]]
643 if task
.get("find_params"):
644 vim_images
= target_vim
.get_image_list(**task
["find_params"])
647 raise NsWorkerExceptionNotFound(
648 "Image not found with this criteria: '{}'".format(
652 elif len(vim_images
) > 1:
653 raise NsWorkerException(
654 "More than one image found with this criteria: '{}'".format(
659 vim_image_id
= vim_images
[0]["id"]
661 ro_vim_item_update
= {
662 "vim_id": vim_image_id
,
663 "vim_status": "DONE",
665 "created_items": created_items
,
670 "task={} {} new-image={} created={}".format(
671 task_id
, ro_task
["target_id"], vim_image_id
, created
675 return "DONE", ro_vim_item_update
676 except (NsWorkerException
, vimconn
.VimConnException
) as e
:
678 "task={} {} new-image: {}".format(task_id
, ro_task
["target_id"], e
)
680 ro_vim_item_update
= {
681 "vim_status": "VIM_ERROR",
683 "vim_message": str(e
),
686 return "FAILED", ro_vim_item_update
689 class VimInteractionFlavor(VimInteractionBase
):
690 def delete(self
, ro_task
, task_index
):
691 task
= ro_task
["tasks"][task_index
]
692 task_id
= task
["task_id"]
693 flavor_vim_id
= ro_task
["vim_info"]["vim_id"]
694 ro_vim_item_update_ok
= {
695 "vim_status": "DELETED",
697 "vim_message": "DELETED",
703 target_vim
= self
.my_vims
[ro_task
["target_id"]]
704 target_vim
.delete_flavor(flavor_vim_id
)
705 except vimconn
.VimConnNotFoundException
:
706 ro_vim_item_update_ok
["vim_message"] = "already deleted"
707 except vimconn
.VimConnException
as e
:
709 "ro_task={} vim={} del-flavor={}: {}".format(
710 ro_task
["_id"], ro_task
["target_id"], flavor_vim_id
, e
713 ro_vim_item_update
= {
714 "vim_status": "VIM_ERROR",
715 "vim_message": "Error while deleting: {}".format(e
),
718 return "FAILED", ro_vim_item_update
721 "task={} {} del-flavor={} {}".format(
723 ro_task
["target_id"],
725 ro_vim_item_update_ok
.get("vim_message", ""),
729 return "DONE", ro_vim_item_update_ok
731 def new(self
, ro_task
, task_index
, task_depends
):
732 task
= ro_task
["tasks"][task_index
]
733 task_id
= task
["task_id"]
736 target_vim
= self
.my_vims
[ro_task
["target_id"]]
742 if task
.get("find_params"):
744 flavor_data
= task
["find_params"]["flavor_data"]
745 vim_flavor_id
= target_vim
.get_flavor_id_from_data(flavor_data
)
746 except vimconn
.VimConnNotFoundException
:
749 if not vim_flavor_id
and task
.get("params"):
751 flavor_data
= task
["params"]["flavor_data"]
752 vim_flavor_id
= target_vim
.new_flavor(flavor_data
)
755 ro_vim_item_update
= {
756 "vim_id": vim_flavor_id
,
757 "vim_status": "DONE",
759 "created_items": created_items
,
764 "task={} {} new-flavor={} created={}".format(
765 task_id
, ro_task
["target_id"], vim_flavor_id
, created
769 return "DONE", ro_vim_item_update
770 except (vimconn
.VimConnException
, NsWorkerException
) as e
:
772 "task={} vim={} new-flavor: {}".format(task_id
, ro_task
["target_id"], e
)
774 ro_vim_item_update
= {
775 "vim_status": "VIM_ERROR",
777 "vim_message": str(e
),
780 return "FAILED", ro_vim_item_update
783 class VimInteractionAffinityGroup(VimInteractionBase
):
784 def delete(self
, ro_task
, task_index
):
785 task
= ro_task
["tasks"][task_index
]
786 task_id
= task
["task_id"]
787 affinity_group_vim_id
= ro_task
["vim_info"]["vim_id"]
788 ro_vim_item_update_ok
= {
789 "vim_status": "DELETED",
791 "vim_message": "DELETED",
796 if affinity_group_vim_id
:
797 target_vim
= self
.my_vims
[ro_task
["target_id"]]
798 target_vim
.delete_affinity_group(affinity_group_vim_id
)
799 except vimconn
.VimConnNotFoundException
:
800 ro_vim_item_update_ok
["vim_message"] = "already deleted"
801 except vimconn
.VimConnException
as e
:
803 "ro_task={} vim={} del-affinity-or-anti-affinity-group={}: {}".format(
804 ro_task
["_id"], ro_task
["target_id"], affinity_group_vim_id
, e
807 ro_vim_item_update
= {
808 "vim_status": "VIM_ERROR",
809 "vim_message": "Error while deleting: {}".format(e
),
812 return "FAILED", ro_vim_item_update
815 "task={} {} del-affinity-or-anti-affinity-group={} {}".format(
817 ro_task
["target_id"],
818 affinity_group_vim_id
,
819 ro_vim_item_update_ok
.get("vim_message", ""),
823 return "DONE", ro_vim_item_update_ok
825 def new(self
, ro_task
, task_index
, task_depends
):
826 task
= ro_task
["tasks"][task_index
]
827 task_id
= task
["task_id"]
830 target_vim
= self
.my_vims
[ro_task
["target_id"]]
833 affinity_group_vim_id
= None
834 affinity_group_data
= None
836 if task
.get("params"):
837 affinity_group_data
= task
["params"].get("affinity_group_data")
839 if affinity_group_data
and affinity_group_data
.get("vim-affinity-group-id"):
841 param_affinity_group_id
= task
["params"]["affinity_group_data"].get(
842 "vim-affinity-group-id"
844 affinity_group_vim_id
= target_vim
.get_affinity_group(
845 param_affinity_group_id
847 except vimconn
.VimConnNotFoundException
:
849 "task={} {} new-affinity-or-anti-affinity-group. Provided VIM Affinity Group ID {}"
850 "could not be found at VIM. Creating a new one.".format(
851 task_id
, ro_task
["target_id"], param_affinity_group_id
855 if not affinity_group_vim_id
and affinity_group_data
:
856 affinity_group_vim_id
= target_vim
.new_affinity_group(
861 ro_vim_item_update
= {
862 "vim_id": affinity_group_vim_id
,
863 "vim_status": "DONE",
865 "created_items": created_items
,
870 "task={} {} new-affinity-or-anti-affinity-group={} created={}".format(
871 task_id
, ro_task
["target_id"], affinity_group_vim_id
, created
875 return "DONE", ro_vim_item_update
876 except (vimconn
.VimConnException
, NsWorkerException
) as e
:
878 "task={} vim={} new-affinity-or-anti-affinity-group:"
879 " {}".format(task_id
, ro_task
["target_id"], e
)
881 ro_vim_item_update
= {
882 "vim_status": "VIM_ERROR",
884 "vim_message": str(e
),
887 return "FAILED", ro_vim_item_update
890 class VimInteractionUpdateVdu(VimInteractionBase
):
891 def exec(self
, ro_task
, task_index
, task_depends
):
892 task
= ro_task
["tasks"][task_index
]
893 task_id
= task
["task_id"]
894 db_task_update
= {"retries": 0}
897 target_vim
= self
.my_vims
[ro_task
["target_id"]]
900 if task
.get("params"):
901 vim_vm_id
= task
["params"].get("vim_vm_id")
902 action
= task
["params"].get("action")
903 context
= {action
: action
}
904 target_vim
.action_vminstance(vim_vm_id
, context
)
906 ro_vim_item_update
= {
908 "vim_status": "DONE",
910 "created_items": created_items
,
915 "task={} {} vm-migration done".format(task_id
, ro_task
["target_id"])
917 return "DONE", ro_vim_item_update
, db_task_update
918 except (vimconn
.VimConnException
, NsWorkerException
) as e
:
920 "task={} vim={} VM Migration:"
921 " {}".format(task_id
, ro_task
["target_id"], e
)
923 ro_vim_item_update
= {
924 "vim_status": "VIM_ERROR",
926 "vim_message": str(e
),
929 return "FAILED", ro_vim_item_update
, db_task_update
932 class VimInteractionSdnNet(VimInteractionBase
):
934 def _match_pci(port_pci
, mapping
):
936 Check if port_pci matches with mapping
937 mapping can have brackets to indicate that several chars are accepted. e.g
938 pci '0000:af:10.1' matches with '0000:af:1[01].[1357]'
939 :param port_pci: text
940 :param mapping: text, can contain brackets to indicate several chars are available
941 :return: True if matches, False otherwise
943 if not port_pci
or not mapping
:
945 if port_pci
== mapping
:
951 bracket_start
= mapping
.find("[", mapping_index
)
953 if bracket_start
== -1:
956 bracket_end
= mapping
.find("]", bracket_start
)
957 if bracket_end
== -1:
960 length
= bracket_start
- mapping_index
963 and port_pci
[pci_index
: pci_index
+ length
]
964 != mapping
[mapping_index
:bracket_start
]
969 port_pci
[pci_index
+ length
]
970 not in mapping
[bracket_start
+ 1 : bracket_end
]
974 pci_index
+= length
+ 1
975 mapping_index
= bracket_end
+ 1
977 if port_pci
[pci_index
:] != mapping
[mapping_index
:]:
982 def _get_interfaces(self
, vlds_to_connect
, vim_account_id
):
984 :param vlds_to_connect: list with format vnfrs:<id>:vld.<vld_id> or nsrs:<id>:vld.<vld_id>
985 :param vim_account_id:
990 for vld
in vlds_to_connect
:
991 table
, _
, db_id
= vld
.partition(":")
992 db_id
, _
, vld
= db_id
.partition(":")
993 _
, _
, vld_id
= vld
.partition(".")
996 q_filter
= {"vim-account-id": vim_account_id
, "_id": db_id
}
997 iface_key
= "vnf-vld-id"
998 else: # table == "nsrs"
999 q_filter
= {"vim-account-id": vim_account_id
, "nsr-id-ref": db_id
}
1000 iface_key
= "ns-vld-id"
1002 db_vnfrs
= self
.db
.get_list("vnfrs", q_filter
=q_filter
)
1004 for db_vnfr
in db_vnfrs
:
1005 for vdu_index
, vdur
in enumerate(db_vnfr
.get("vdur", ())):
1006 for iface_index
, interface
in enumerate(vdur
["interfaces"]):
1007 if interface
.get(iface_key
) == vld_id
and interface
.get(
1009 ) in ("SR-IOV", "PCI-PASSTHROUGH"):
1011 interface_
= interface
.copy()
1012 interface_
["id"] = "vnfrs:{}:vdu.{}.interfaces.{}".format(
1013 db_vnfr
["_id"], vdu_index
, iface_index
1016 if vdur
.get("status") == "ERROR":
1017 interface_
["status"] = "ERROR"
1019 interfaces
.append(interface_
)
1023 def refresh(self
, ro_task
):
1024 # look for task create
1025 task_create_index
, _
= next(
1027 for i_t
in enumerate(ro_task
["tasks"])
1029 and i_t
[1]["action"] == "CREATE"
1030 and i_t
[1]["status"] != "FINISHED"
1033 return self
.new(ro_task
, task_create_index
, None)
1035 def new(self
, ro_task
, task_index
, task_depends
):
1037 task
= ro_task
["tasks"][task_index
]
1038 task_id
= task
["task_id"]
1039 target_vim
= self
.my_vims
[ro_task
["target_id"]]
1041 sdn_net_id
= ro_task
["vim_info"]["vim_id"]
1043 created_items
= ro_task
["vim_info"].get("created_items")
1044 connected_ports
= ro_task
["vim_info"].get("connected_ports", [])
1045 new_connected_ports
= []
1046 last_update
= ro_task
["vim_info"].get("last_update", 0)
1047 sdn_status
= ro_task
["vim_info"].get("vim_status", "BUILD") or "BUILD"
1049 created
= ro_task
["vim_info"].get("created", False)
1053 params
= task
["params"]
1054 vlds_to_connect
= params
["vlds"]
1055 associated_vim
= params
["target_vim"]
1056 # external additional ports
1057 additional_ports
= params
.get("sdn-ports") or ()
1058 _
, _
, vim_account_id
= associated_vim
.partition(":")
1061 # get associated VIM
1062 if associated_vim
not in self
.db_vims
:
1063 self
.db_vims
[associated_vim
] = self
.db
.get_one(
1064 "vim_accounts", {"_id": vim_account_id
}
1067 db_vim
= self
.db_vims
[associated_vim
]
1069 # look for ports to connect
1070 ports
= self
._get
_interfaces
(vlds_to_connect
, vim_account_id
)
1074 pending_ports
= error_ports
= 0
1076 sdn_need_update
= False
1079 vlan_used
= port
.get("vlan") or vlan_used
1081 # TODO. Do not connect if already done
1082 if not port
.get("compute_node") or not port
.get("pci"):
1083 if port
.get("status") == "ERROR":
1090 compute_node_mappings
= next(
1093 for c
in db_vim
["config"].get("sdn-port-mapping", ())
1094 if c
and c
["compute_node"] == port
["compute_node"]
1099 if compute_node_mappings
:
1100 # process port_mapping pci of type 0000:af:1[01].[1357]
1104 for p
in compute_node_mappings
["ports"]
1105 if self
._match
_pci
(port
["pci"], p
.get("pci"))
1111 if not db_vim
["config"].get("mapping_not_needed"):
1113 "Port mapping not found for compute_node={} pci={}".format(
1114 port
["compute_node"], port
["pci"]
1121 service_endpoint_id
= "{}:{}".format(port
["compute_node"], port
["pci"])
1123 "service_endpoint_id": pmap
.get("service_endpoint_id")
1124 or service_endpoint_id
,
1125 "service_endpoint_encapsulation_type": "dot1q"
1126 if port
["type"] == "SR-IOV"
1128 "service_endpoint_encapsulation_info": {
1129 "vlan": port
.get("vlan"),
1130 "mac": port
.get("mac-address"),
1131 "device_id": pmap
.get("device_id") or port
["compute_node"],
1132 "device_interface_id": pmap
.get("device_interface_id")
1134 "switch_dpid": pmap
.get("switch_id") or pmap
.get("switch_dpid"),
1135 "switch_port": pmap
.get("switch_port"),
1136 "service_mapping_info": pmap
.get("service_mapping_info"),
1141 # if port["modified_at"] > last_update:
1142 # sdn_need_update = True
1143 new_connected_ports
.append(port
["id"]) # TODO
1144 sdn_ports
.append(new_port
)
1148 "{} interfaces have not been created as VDU is on ERROR status".format(
1153 # connect external ports
1154 for index
, additional_port
in enumerate(additional_ports
):
1155 additional_port_id
= additional_port
.get(
1156 "service_endpoint_id"
1157 ) or "external-{}".format(index
)
1160 "service_endpoint_id": additional_port_id
,
1161 "service_endpoint_encapsulation_type": additional_port
.get(
1162 "service_endpoint_encapsulation_type", "dot1q"
1164 "service_endpoint_encapsulation_info": {
1165 "vlan": additional_port
.get("vlan") or vlan_used
,
1166 "mac": additional_port
.get("mac_address"),
1167 "device_id": additional_port
.get("device_id"),
1168 "device_interface_id": additional_port
.get(
1169 "device_interface_id"
1171 "switch_dpid": additional_port
.get("switch_dpid")
1172 or additional_port
.get("switch_id"),
1173 "switch_port": additional_port
.get("switch_port"),
1174 "service_mapping_info": additional_port
.get(
1175 "service_mapping_info"
1180 new_connected_ports
.append(additional_port_id
)
1183 # if there are more ports to connect or they have been modified, call create/update
1185 sdn_status
= "ERROR"
1186 sdn_info
= "; ".join(error_list
)
1187 elif set(connected_ports
) != set(new_connected_ports
) or sdn_need_update
:
1188 last_update
= time
.time()
1191 if len(sdn_ports
) < 2:
1192 sdn_status
= "ACTIVE"
1194 if not pending_ports
:
1196 "task={} {} new-sdn-net done, less than 2 ports".format(
1197 task_id
, ro_task
["target_id"]
1201 net_type
= params
.get("type") or "ELAN"
1205 ) = target_vim
.create_connectivity_service(net_type
, sdn_ports
)
1208 "task={} {} new-sdn-net={} created={}".format(
1209 task_id
, ro_task
["target_id"], sdn_net_id
, created
1213 created_items
= target_vim
.edit_connectivity_service(
1214 sdn_net_id
, conn_info
=created_items
, connection_points
=sdn_ports
1218 "task={} {} update-sdn-net={} created={}".format(
1219 task_id
, ro_task
["target_id"], sdn_net_id
, created
1223 connected_ports
= new_connected_ports
1225 wim_status_dict
= target_vim
.get_connectivity_service_status(
1226 sdn_net_id
, conn_info
=created_items
1228 sdn_status
= wim_status_dict
["sdn_status"]
1230 if wim_status_dict
.get("sdn_info"):
1231 sdn_info
= str(wim_status_dict
.get("sdn_info")) or ""
1233 if wim_status_dict
.get("error_msg"):
1234 sdn_info
= wim_status_dict
.get("error_msg") or ""
1237 if sdn_status
!= "ERROR":
1238 sdn_info
= "Waiting for getting interfaces location from VIM. Obtained '{}' of {}".format(
1239 len(ports
) - pending_ports
, len(ports
)
1242 if sdn_status
== "ACTIVE":
1243 sdn_status
= "BUILD"
1245 ro_vim_item_update
= {
1246 "vim_id": sdn_net_id
,
1247 "vim_status": sdn_status
,
1249 "created_items": created_items
,
1250 "connected_ports": connected_ports
,
1251 "vim_details": sdn_info
,
1252 "vim_message": None,
1253 "last_update": last_update
,
1256 return sdn_status
, ro_vim_item_update
1257 except Exception as e
:
1259 "task={} vim={} new-net: {}".format(task_id
, ro_task
["target_id"], e
),
1260 exc_info
=not isinstance(
1261 e
, (sdnconn
.SdnConnectorError
, vimconn
.VimConnException
)
1264 ro_vim_item_update
= {
1265 "vim_status": "VIM_ERROR",
1267 "vim_message": str(e
),
1270 return "FAILED", ro_vim_item_update
1272 def delete(self
, ro_task
, task_index
):
1273 task
= ro_task
["tasks"][task_index
]
1274 task_id
= task
["task_id"]
1275 sdn_vim_id
= ro_task
["vim_info"].get("vim_id")
1276 ro_vim_item_update_ok
= {
1277 "vim_status": "DELETED",
1279 "vim_message": "DELETED",
1285 target_vim
= self
.my_vims
[ro_task
["target_id"]]
1286 target_vim
.delete_connectivity_service(
1287 sdn_vim_id
, ro_task
["vim_info"].get("created_items")
1290 except Exception as e
:
1292 isinstance(e
, sdnconn
.SdnConnectorError
)
1293 and e
.http_code
== HTTPStatus
.NOT_FOUND
.value
1295 ro_vim_item_update_ok
["vim_message"] = "already deleted"
1298 "ro_task={} vim={} del-sdn-net={}: {}".format(
1299 ro_task
["_id"], ro_task
["target_id"], sdn_vim_id
, e
1301 exc_info
=not isinstance(
1302 e
, (sdnconn
.SdnConnectorError
, vimconn
.VimConnException
)
1305 ro_vim_item_update
= {
1306 "vim_status": "VIM_ERROR",
1307 "vim_message": "Error while deleting: {}".format(e
),
1310 return "FAILED", ro_vim_item_update
1313 "task={} {} del-sdn-net={} {}".format(
1315 ro_task
["target_id"],
1317 ro_vim_item_update_ok
.get("vim_message", ""),
1321 return "DONE", ro_vim_item_update_ok
1324 class VimInteractionMigration(VimInteractionBase
):
1325 def exec(self
, ro_task
, task_index
, task_depends
):
1326 task
= ro_task
["tasks"][task_index
]
1327 task_id
= task
["task_id"]
1328 db_task_update
= {"retries": 0}
1329 target_vim
= self
.my_vims
[ro_task
["target_id"]]
1333 refreshed_vim_info
= {}
1336 if task
.get("params"):
1337 vim_vm_id
= task
["params"].get("vim_vm_id")
1338 migrate_host
= task
["params"].get("migrate_host")
1339 _
, migrated_compute_node
= target_vim
.migrate_instance(
1340 vim_vm_id
, migrate_host
1343 if migrated_compute_node
:
1344 # When VM is migrated, vdu["vim_info"] needs to be updated
1345 vdu_old_vim_info
= task
["params"]["vdu_vim_info"].get(
1346 ro_task
["target_id"]
1349 # Refresh VM to get new vim_info
1350 vm_to_refresh_list
= [vim_vm_id
]
1351 vim_dict
= target_vim
.refresh_vms_status(vm_to_refresh_list
)
1352 refreshed_vim_info
= vim_dict
[vim_vm_id
]
1354 if refreshed_vim_info
.get("interfaces"):
1355 for old_iface
in vdu_old_vim_info
.get("interfaces"):
1359 for iface
in refreshed_vim_info
["interfaces"]
1360 if old_iface
["vim_interface_id"]
1361 == iface
["vim_interface_id"]
1365 vim_interfaces
.append(iface
)
1367 ro_vim_item_update
= {
1368 "vim_id": vim_vm_id
,
1369 "vim_status": "ACTIVE",
1371 "created_items": created_items
,
1372 "vim_details": None,
1373 "vim_message": None,
1376 if refreshed_vim_info
and refreshed_vim_info
.get("status") not in (
1380 ro_vim_item_update
["vim_details"] = refreshed_vim_info
["vim_info"]
1383 ro_vim_item_update
["interfaces"] = vim_interfaces
1386 "task={} {} vm-migration done".format(task_id
, ro_task
["target_id"])
1389 return "DONE", ro_vim_item_update
, db_task_update
1391 except (vimconn
.VimConnException
, NsWorkerException
) as e
:
1393 "task={} vim={} VM Migration:"
1394 " {}".format(task_id
, ro_task
["target_id"], e
)
1396 ro_vim_item_update
= {
1397 "vim_status": "VIM_ERROR",
1399 "vim_message": str(e
),
1402 return "FAILED", ro_vim_item_update
, db_task_update
1405 class VimInteractionResize(VimInteractionBase
):
1406 def exec(self
, ro_task
, task_index
, task_depends
):
1407 task
= ro_task
["tasks"][task_index
]
1408 task_id
= task
["task_id"]
1409 db_task_update
= {"retries": 0}
1411 target_flavor_uuid
= None
1413 refreshed_vim_info
= {}
1414 target_vim
= self
.my_vims
[ro_task
["target_id"]]
1417 if task
.get("params"):
1418 vim_vm_id
= task
["params"].get("vim_vm_id")
1419 flavor_dict
= task
["params"].get("flavor_dict")
1420 self
.logger
.info("flavor_dict %s", flavor_dict
)
1423 target_flavor_uuid
= target_vim
.get_flavor_id_from_data(flavor_dict
)
1424 except Exception as e
:
1425 self
.logger
.info("Cannot find any flavor matching %s.", str(e
))
1427 target_flavor_uuid
= target_vim
.new_flavor(flavor_dict
)
1428 except Exception as e
:
1429 self
.logger
.error("Error creating flavor at VIM %s.", str(e
))
1431 if target_flavor_uuid
is not None:
1432 resized_status
= target_vim
.resize_instance(
1433 vim_vm_id
, target_flavor_uuid
1437 # Refresh VM to get new vim_info
1438 vm_to_refresh_list
= [vim_vm_id
]
1439 vim_dict
= target_vim
.refresh_vms_status(vm_to_refresh_list
)
1440 refreshed_vim_info
= vim_dict
[vim_vm_id
]
1442 ro_vim_item_update
= {
1443 "vim_id": vim_vm_id
,
1444 "vim_status": "DONE",
1446 "created_items": created_items
,
1447 "vim_details": None,
1448 "vim_message": None,
1451 if refreshed_vim_info
and refreshed_vim_info
.get("status") not in (
1455 ro_vim_item_update
["vim_details"] = refreshed_vim_info
["vim_info"]
1458 "task={} {} resize done".format(task_id
, ro_task
["target_id"])
1460 return "DONE", ro_vim_item_update
, db_task_update
1461 except (vimconn
.VimConnException
, NsWorkerException
) as e
:
1463 "task={} vim={} Resize:" " {}".format(task_id
, ro_task
["target_id"], e
)
1465 ro_vim_item_update
= {
1466 "vim_status": "VIM_ERROR",
1468 "vim_message": str(e
),
1471 return "FAILED", ro_vim_item_update
, db_task_update
1474 class NsWorker(threading
.Thread
):
1475 REFRESH_BUILD
= 5 # 5 seconds
1476 REFRESH_ACTIVE
= 60 # 1 minute
1478 REFRESH_IMAGE
= 3600 * 10
1479 REFRESH_DELETE
= 3600 * 10
1483 def __init__(self
, worker_index
, config
, plugins
, db
):
1486 :param worker_index: thread index
1487 :param config: general configuration of RO, among others the process_id with the docker id where it runs
1488 :param plugins: global shared dict with the loaded plugins
1489 :param db: database class instance to use
1491 threading
.Thread
.__init
__(self
)
1492 self
.config
= config
1493 self
.plugins
= plugins
1494 self
.plugin_name
= "unknown"
1495 self
.logger
= logging
.getLogger("ro.worker{}".format(worker_index
))
1496 self
.worker_index
= worker_index
1497 self
.task_queue
= queue
.Queue(self
.QUEUE_SIZE
)
1498 # targetvim: vimplugin class
1500 # targetvim: vim information from database
1503 self
.vim_targets
= []
1504 self
.my_id
= config
["process_id"] + ":" + str(worker_index
)
1507 "net": VimInteractionNet(self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
),
1508 "vdu": VimInteractionVdu(self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
),
1509 "image": VimInteractionImage(
1510 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1512 "flavor": VimInteractionFlavor(
1513 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1515 "sdn_net": VimInteractionSdnNet(
1516 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1518 "update": VimInteractionUpdateVdu(
1519 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1521 "affinity-or-anti-affinity-group": VimInteractionAffinityGroup(
1522 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1524 "migrate": VimInteractionMigration(
1525 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1527 "verticalscale": VimInteractionResize(
1528 self
.db
, self
.my_vims
, self
.db_vims
, self
.logger
1531 self
.time_last_task_processed
= None
1532 # lists of tasks to delete because nsrs or vnfrs has been deleted from db
1533 self
.tasks_to_delete
= []
1534 # it is idle when there are not vim_targets associated
1536 self
.task_locked_time
= config
["global"]["task_locked_time"]
1538 def insert_task(self
, task
):
1540 self
.task_queue
.put(task
, False)
1543 raise NsWorkerException("timeout inserting a task")
1545 def terminate(self
):
1546 self
.insert_task("exit")
1548 def del_task(self
, task
):
1549 with self
.task_lock
:
1550 if task
["status"] == "SCHEDULED":
1551 task
["status"] = "SUPERSEDED"
1553 else: # task["status"] == "processing"
1554 self
.task_lock
.release()
1557 def _process_vim_config(self
, target_id
, db_vim
):
1559 Process vim config, creating vim configuration files as ca_cert
1560 :param target_id: vim/sdn/wim + id
1561 :param db_vim: Vim dictionary obtained from database
1562 :return: None. Modifies vim. Creates a folder target_id:worker_index and several files
1564 if not db_vim
.get("config"):
1570 if db_vim
["config"].get("ca_cert_content"):
1571 file_name
= "{}:{}".format(target_id
, self
.worker_index
)
1575 except FileExistsError
:
1578 file_name
= file_name
+ "/ca_cert"
1580 with
open(file_name
, "w") as f
:
1581 f
.write(db_vim
["config"]["ca_cert_content"])
1582 del db_vim
["config"]["ca_cert_content"]
1583 db_vim
["config"]["ca_cert"] = file_name
1584 except Exception as e
:
1585 raise NsWorkerException(
1586 "Error writing to file '{}': {}".format(file_name
, e
)
1589 def _load_plugin(self
, name
, type="vim"):
1590 # type can be vim or sdn
1591 if "rovim_dummy" not in self
.plugins
:
1592 self
.plugins
["rovim_dummy"] = VimDummyConnector
1594 if "rosdn_dummy" not in self
.plugins
:
1595 self
.plugins
["rosdn_dummy"] = SdnDummyConnector
1597 if name
in self
.plugins
:
1598 return self
.plugins
[name
]
1601 for ep
in entry_points(group
="osm_ro{}.plugins".format(type), name
=name
):
1602 self
.plugins
[name
] = ep
.load()
1603 except Exception as e
:
1604 raise NsWorkerException("Cannot load plugin osm_{}: {}".format(name
, e
))
1606 if name
and name
not in self
.plugins
:
1607 raise NsWorkerException(
1608 "Plugin 'osm_{n}' has not been installed".format(n
=name
)
1611 return self
.plugins
[name
]
1613 def _unload_vim(self
, target_id
):
1615 Unload a vim_account. Removes it from self db_vims dictionary, my_vims dictionary and vim_targets list
1616 :param target_id: Contains type:_id; where type can be 'vim', ...
1620 self
.db_vims
.pop(target_id
, None)
1621 self
.my_vims
.pop(target_id
, None)
1623 if target_id
in self
.vim_targets
:
1624 self
.vim_targets
.remove(target_id
)
1626 self
.logger
.info("Unloaded {}".format(target_id
))
1627 rmtree("{}:{}".format(target_id
, self
.worker_index
))
1628 except FileNotFoundError
:
1629 pass # this is raised by rmtree if folder does not exist
1630 except Exception as e
:
1631 self
.logger
.error("Cannot unload {}: {}".format(target_id
, e
))
1633 def _check_vim(self
, target_id
):
1635 Load a VIM/SDN/WIM (if not loaded) and check connectivity, updating database with ENABLE or ERROR
1636 :param target_id: Contains type:_id; type can be 'vim', 'sdn' or 'wim'
1639 target
, _
, _id
= target_id
.partition(":")
1645 loaded
= target_id
in self
.vim_targets
1655 step
= "Getting {} from db".format(target_id
)
1656 db_vim
= self
.db
.get_one(target_database
, {"_id": _id
})
1658 for op_index
, operation
in enumerate(
1659 db_vim
["_admin"].get("operations", ())
1661 if operation
["operationState"] != "PROCESSING":
1664 locked_at
= operation
.get("locked_at")
1666 if locked_at
is not None and locked_at
>= now
- self
.task_locked_time
:
1667 # some other thread is doing this operation
1671 op_text
= "_admin.operations.{}.".format(op_index
)
1673 if not self
.db
.set_one(
1677 op_text
+ "operationState": "PROCESSING",
1678 op_text
+ "locked_at": locked_at
,
1681 op_text
+ "locked_at": now
,
1682 "admin.current_operation": op_index
,
1684 fail_on_empty
=False,
1688 unset_dict
[op_text
+ "locked_at"] = None
1689 unset_dict
["current_operation"] = None
1690 step
= "Loading " + target_id
1691 error_text
= self
._load
_vim
(target_id
)
1694 step
= "Checking connectivity"
1697 self
.my_vims
[target_id
].check_vim_connectivity()
1699 self
.my_vims
[target_id
].check_credentials()
1701 update_dict
["_admin.operationalState"] = "ENABLED"
1702 update_dict
["_admin.detailed-status"] = ""
1703 unset_dict
[op_text
+ "detailed-status"] = None
1704 update_dict
[op_text
+ "operationState"] = "COMPLETED"
1708 except Exception as e
:
1709 error_text
= "{}: {}".format(step
, e
)
1710 self
.logger
.error("{} for {}: {}".format(step
, target_id
, e
))
1713 if update_dict
or unset_dict
:
1715 update_dict
[op_text
+ "operationState"] = "FAILED"
1716 update_dict
[op_text
+ "detailed-status"] = error_text
1717 unset_dict
.pop(op_text
+ "detailed-status", None)
1718 update_dict
["_admin.operationalState"] = "ERROR"
1719 update_dict
["_admin.detailed-status"] = error_text
1722 update_dict
[op_text
+ "statusEnteredTime"] = now
1726 q_filter
={"_id": _id
},
1727 update_dict
=update_dict
,
1729 fail_on_empty
=False,
1733 self
._unload
_vim
(target_id
)
1735 def _reload_vim(self
, target_id
):
1736 if target_id
in self
.vim_targets
:
1737 self
._load
_vim
(target_id
)
1739 # if the vim is not loaded, but database information of VIM is cached at self.db_vims,
1740 # just remove it to force load again next time it is needed
1741 self
.db_vims
.pop(target_id
, None)
1743 def _load_vim(self
, target_id
):
1745 Load or reload a vim_account, sdn_controller or wim_account.
1746 Read content from database, load the plugin if not loaded.
1747 In case of error loading the plugin, it load a failing VIM_connector
1748 It fills self db_vims dictionary, my_vims dictionary and vim_targets list
1749 :param target_id: Contains type:_id; where type can be 'vim', ...
1750 :return: None if ok, descriptive text if error
1752 target
, _
, _id
= target_id
.partition(":")
1764 step
= "Getting {}={} from db".format(target
, _id
)
1765 # TODO process for wim, sdnc, ...
1766 vim
= self
.db
.get_one(target_database
, {"_id": _id
})
1768 # if deep_get(vim, "config", "sdn-controller"):
1769 # step = "Getting sdn-controller-id='{}' from db".format(vim["config"]["sdn-controller"])
1770 # db_sdn = self.db.get_one("sdns", {"_id": vim["config"]["sdn-controller"]})
1772 step
= "Decrypting password"
1773 schema_version
= vim
.get("schema_version")
1774 self
.db
.encrypt_decrypt_fields(
1777 fields
=("password", "secret"),
1778 schema_version
=schema_version
,
1781 self
._process
_vim
_config
(target_id
, vim
)
1784 plugin_name
= "rovim_" + vim
["vim_type"]
1785 step
= "Loading plugin '{}'".format(plugin_name
)
1786 vim_module_conn
= self
._load
_plugin
(plugin_name
)
1787 step
= "Loading {}'".format(target_id
)
1788 self
.my_vims
[target_id
] = vim_module_conn(
1791 tenant_id
=vim
.get("vim_tenant_id"),
1792 tenant_name
=vim
.get("vim_tenant_name"),
1795 user
=vim
["vim_user"],
1796 passwd
=vim
["vim_password"],
1797 config
=vim
.get("config") or {},
1801 plugin_name
= "rosdn_" + vim
["type"]
1802 step
= "Loading plugin '{}'".format(plugin_name
)
1803 vim_module_conn
= self
._load
_plugin
(plugin_name
, "sdn")
1804 step
= "Loading {}'".format(target_id
)
1806 wim_config
= wim
.pop("config", {}) or {}
1807 wim
["uuid"] = wim
["_id"]
1808 wim
["wim_url"] = wim
["url"]
1811 wim_config
["dpid"] = wim
.pop("dpid")
1813 if wim
.get("switch_id"):
1814 wim_config
["switch_id"] = wim
.pop("switch_id")
1816 # wim, wim_account, config
1817 self
.my_vims
[target_id
] = vim_module_conn(wim
, wim
, wim_config
)
1818 self
.db_vims
[target_id
] = vim
1819 self
.error_status
= None
1822 "Connector loaded for {}, plugin={}".format(target_id
, plugin_name
)
1824 except Exception as e
:
1826 "Cannot load {} plugin={}: {} {}".format(
1827 target_id
, plugin_name
, step
, e
1831 self
.db_vims
[target_id
] = vim
or {}
1832 self
.db_vims
[target_id
] = FailingConnector(str(e
))
1833 error_status
= "{} Error: {}".format(step
, e
)
1837 if target_id
not in self
.vim_targets
:
1838 self
.vim_targets
.append(target_id
)
1840 def _get_db_task(self
):
1842 Read actions from database and reload them at memory. Fill self.refresh_list, pending_list, vim_actions
1847 if not self
.time_last_task_processed
:
1848 self
.time_last_task_processed
= now
1853 # Log RO tasks only when loglevel is DEBUG
1854 if self.logger.getEffectiveLevel() == logging.DEBUG:
1861 + str(self.task_locked_time)
1863 + "time_last_task_processed="
1864 + str(self.time_last_task_processed)
1870 locked
= self
.db
.set_one(
1873 "target_id": self
.vim_targets
,
1874 "tasks.status": ["SCHEDULED", "BUILD", "DONE", "FAILED"],
1875 "locked_at.lt": now
- self
.task_locked_time
,
1876 "to_check_at.lt": self
.time_last_task_processed
,
1878 update_dict
={"locked_by": self
.my_id
, "locked_at": now
},
1879 fail_on_empty
=False,
1884 ro_task
= self
.db
.get_one(
1887 "target_id": self
.vim_targets
,
1888 "tasks.status": ["SCHEDULED", "BUILD", "DONE", "FAILED"],
1894 if self
.time_last_task_processed
== now
:
1895 self
.time_last_task_processed
= None
1898 self
.time_last_task_processed
= now
1899 # self.time_last_task_processed = min(self.time_last_task_processed + 1000, now)
1901 except DbException
as e
:
1902 self
.logger
.error("Database exception at _get_db_task: {}".format(e
))
1903 except Exception as e
:
1904 self
.logger
.critical(
1905 "Unexpected exception at _get_db_task: {}".format(e
), exc_info
=True
1910 def _get_db_all_tasks(self
):
1912 Read all content of table ro_tasks to log it
1916 # Checking the content of the BD:
1919 ro_task
= self
.db
.get_list("ro_tasks")
1921 self
._log
_ro
_task
(rt
, None, None, "TASK_WF", "GET_ALL_TASKS")
1924 except DbException
as e
:
1925 self
.logger
.error("Database exception at _get_db_all_tasks: {}".format(e
))
1926 except Exception as e
:
1927 self
.logger
.critical(
1928 "Unexpected exception at _get_db_all_tasks: {}".format(e
), exc_info
=True
1933 def _log_ro_task(self
, ro_task
, db_ro_task_update
, db_ro_task_delete
, mark
, event
):
1935 Generate a log with the following format:
1937 Mark;Event;ro_task_id;locked_at;modified_at;created_at;to_check_at;locked_by;
1938 target_id;vim_info.refresh_at;vim_info;no_of_tasks;task_status;action_id;
1939 task_array_index;task_id;task_action;task_item;task_args
1943 TASK_WF;GET_TASK;888f1864-749a-4fc2-bc1a-97c0fffd6a6f:2;1642158724.8210013;
1944 1642158640.7986135;1642158640.7986135;1642158640.7986135;b134c9494e75:0a
1945 ;vim:b7ff9e24-8868-4d68-8a57-a59dc11d0327;None;{'created': False,
1946 'created_items': None, 'vim_id': None, 'vim_name': None, 'vim_status': None,
1947 'vim_details': None, 'vim_message': None, 'refresh_at': None};1;SCHEDULED;
1948 888f1864-749a-4fc2-bc1a-97c0fffd6a6f;0;888f1864-749a-4fc2-bc1a-97c0fffd6a6f:2;
1949 CREATE;image;{'filter_dict': {'name': 'ubuntu-os-cloud:image-family:ubuntu-1804-lts'}}
1954 if ro_task
is not None and isinstance(ro_task
, dict):
1955 for t
in ro_task
["tasks"]:
1959 line
.append(ro_task
.get("_id", ""))
1960 line
.append(str(ro_task
.get("locked_at", "")))
1961 line
.append(str(ro_task
.get("modified_at", "")))
1962 line
.append(str(ro_task
.get("created_at", "")))
1963 line
.append(str(ro_task
.get("to_check_at", "")))
1964 line
.append(str(ro_task
.get("locked_by", "")))
1965 line
.append(str(ro_task
.get("target_id", "")))
1966 line
.append(str(ro_task
.get("vim_info", {}).get("refresh_at", "")))
1967 line
.append(str(ro_task
.get("vim_info", "")))
1968 line
.append(str(ro_task
.get("tasks", "")))
1969 if isinstance(t
, dict):
1970 line
.append(str(t
.get("status", "")))
1971 line
.append(str(t
.get("action_id", "")))
1973 line
.append(str(t
.get("task_id", "")))
1974 line
.append(str(t
.get("action", "")))
1975 line
.append(str(t
.get("item", "")))
1976 line
.append(str(t
.get("find_params", "")))
1977 line
.append(str(t
.get("params", "")))
1979 line
.extend([""] * 2)
1981 line
.extend([""] * 5)
1984 self
.logger
.debug(";".join(line
))
1985 elif db_ro_task_update
is not None and isinstance(db_ro_task_update
, dict):
1988 st
= "tasks.{}.status".format(i
)
1989 if st
not in db_ro_task_update
:
1994 line
.append(db_ro_task_update
.get("_id", ""))
1995 line
.append(str(db_ro_task_update
.get("locked_at", "")))
1996 line
.append(str(db_ro_task_update
.get("modified_at", "")))
1998 line
.append(str(db_ro_task_update
.get("to_check_at", "")))
1999 line
.append(str(db_ro_task_update
.get("locked_by", "")))
2001 line
.append(str(db_ro_task_update
.get("vim_info.refresh_at", "")))
2003 line
.append(str(db_ro_task_update
.get("vim_info", "")))
2004 line
.append(str(str(db_ro_task_update
).count(".status")))
2005 line
.append(db_ro_task_update
.get(st
, ""))
2008 line
.extend([""] * 3)
2010 self
.logger
.debug(";".join(line
))
2012 elif db_ro_task_delete
is not None and isinstance(db_ro_task_delete
, dict):
2016 line
.append(db_ro_task_delete
.get("_id", ""))
2018 line
.append(db_ro_task_delete
.get("modified_at", ""))
2019 line
.extend([""] * 13)
2020 self
.logger
.debug(";".join(line
))
2026 line
.extend([""] * 16)
2027 self
.logger
.debug(";".join(line
))
2029 except Exception as e
:
2030 self
.logger
.error("Error logging ro_task: {}".format(e
))
2032 def _delete_task(self
, ro_task
, task_index
, task_depends
, db_update
):
2034 Determine if this task need to be done or superseded
2037 my_task
= ro_task
["tasks"][task_index
]
2038 task_id
= my_task
["task_id"]
2039 needed_delete
= ro_task
["vim_info"]["created"] or ro_task
["vim_info"].get(
2040 "created_items", False
2043 self
.logger
.warning("Needed delete: {}".format(needed_delete
))
2044 if my_task
["status"] == "FAILED":
2045 return None, None # TODO need to be retry??
2048 for index
, task
in enumerate(ro_task
["tasks"]):
2049 if index
== task_index
or not task
:
2053 my_task
["target_record"] == task
["target_record"]
2054 and task
["action"] == "CREATE"
2057 db_update
["tasks.{}.status".format(index
)] = task
[
2060 elif task
["action"] == "CREATE" and task
["status"] not in (
2064 needed_delete
= False
2067 self
.logger
.warning(
2068 "Deleting ro_task={} task_index={}".format(ro_task
, task_index
)
2070 return self
.item2class
[my_task
["item"]].delete(ro_task
, task_index
)
2072 return "SUPERSEDED", None
2073 except Exception as e
:
2074 if not isinstance(e
, NsWorkerException
):
2075 self
.logger
.critical(
2076 "Unexpected exception at _delete_task task={}: {}".format(
2082 return "FAILED", {"vim_status": "VIM_ERROR", "vim_message": str(e
)}
2084 def _create_task(self
, ro_task
, task_index
, task_depends
, db_update
):
2086 Determine if this task need to create something at VIM
2089 my_task
= ro_task
["tasks"][task_index
]
2090 task_id
= my_task
["task_id"]
2093 if my_task
["status"] == "FAILED":
2094 return None, None # TODO need to be retry??
2095 elif my_task
["status"] == "SCHEDULED":
2096 # check if already created by another task
2097 for index
, task
in enumerate(ro_task
["tasks"]):
2098 if index
== task_index
or not task
:
2101 if task
["action"] == "CREATE" and task
["status"] not in (
2106 return task
["status"], "COPY_VIM_INFO"
2109 task_status
, ro_vim_item_update
= self
.item2class
[my_task
["item"]].new(
2110 ro_task
, task_index
, task_depends
2112 # TODO update other CREATE tasks
2113 except Exception as e
:
2114 if not isinstance(e
, NsWorkerException
):
2116 "Error executing task={}: {}".format(task_id
, e
), exc_info
=True
2119 task_status
= "FAILED"
2120 ro_vim_item_update
= {"vim_status": "VIM_ERROR", "vim_message": str(e
)}
2121 # TODO update ro_vim_item_update
2123 return task_status
, ro_vim_item_update
2127 def _get_dependency(self
, task_id
, ro_task
=None, target_id
=None):
2129 Look for dependency task
2130 :param task_id: Can be one of
2131 1. target_vim+blank+task.target_record_id: "(vim|sdn|wim):<id> (vnfrs|nsrs):(vld|vdu|flavor|image).<id>"
2132 2. task.target_record_id: "(vnfrs|nsrs):(vld|vdu|flavor|image).<id>"
2133 3. task.task_id: "<action_id>:number"
2136 :return: database ro_task plus index of task
2139 task_id
.startswith("vim:")
2140 or task_id
.startswith("sdn:")
2141 or task_id
.startswith("wim:")
2143 target_id
, _
, task_id
= task_id
.partition(" ")
2145 if task_id
.startswith("nsrs:") or task_id
.startswith("vnfrs:"):
2146 ro_task_dependency
= self
.db
.get_one(
2148 q_filter
={"target_id": target_id
, "tasks.target_record_id": task_id
},
2149 fail_on_empty
=False,
2152 if ro_task_dependency
:
2153 for task_index
, task
in enumerate(ro_task_dependency
["tasks"]):
2154 if task
["target_record_id"] == task_id
:
2155 return ro_task_dependency
, task_index
2159 for task_index
, task
in enumerate(ro_task
["tasks"]):
2160 if task
and task
["task_id"] == task_id
:
2161 return ro_task
, task_index
2163 ro_task_dependency
= self
.db
.get_one(
2166 "tasks.ANYINDEX.task_id": task_id
,
2167 "tasks.ANYINDEX.target_record.ne": None,
2169 fail_on_empty
=False,
2172 self
.logger
.warning("ro_task_dependency={}".format(ro_task_dependency
))
2173 if ro_task_dependency
:
2174 for task_index
, task
in enumerate(ro_task_dependency
["tasks"]):
2175 if task
["task_id"] == task_id
:
2176 return ro_task_dependency
, task_index
2177 raise NsWorkerException("Cannot get depending task {}".format(task_id
))
2179 def _process_pending_tasks(self
, ro_task
):
2180 ro_task_id
= ro_task
["_id"]
2183 next_check_at
= now
+ (24 * 60 * 60)
2184 db_ro_task_update
= {}
2186 def _update_refresh(new_status
):
2187 # compute next_refresh
2189 nonlocal next_check_at
2190 nonlocal db_ro_task_update
2193 next_refresh
= time
.time()
2195 if task
["item"] in ("image", "flavor"):
2196 next_refresh
+= self
.REFRESH_IMAGE
2197 elif new_status
== "BUILD":
2198 next_refresh
+= self
.REFRESH_BUILD
2199 elif new_status
== "DONE":
2200 next_refresh
+= self
.REFRESH_ACTIVE
2202 next_refresh
+= self
.REFRESH_ERROR
2204 next_check_at
= min(next_check_at
, next_refresh
)
2205 db_ro_task_update
["vim_info.refresh_at"] = next_refresh
2206 ro_task
["vim_info"]["refresh_at"] = next_refresh
2210 # Log RO tasks only when loglevel is DEBUG
2211 if self.logger.getEffectiveLevel() == logging.DEBUG:
2212 self._log_ro_task(ro_task, None, None, "TASK_WF", "GET_TASK")
2214 # 0: get task_status_create
2216 task_status_create
= None
2220 for t
in ro_task
["tasks"]
2222 and t
["action"] == "CREATE"
2223 and t
["status"] in ("BUILD", "DONE")
2229 task_status_create
= task_create
["status"]
2231 # 1: look for tasks in status SCHEDULED, or in status CREATE if action is DONE or BUILD
2232 for task_action
in ("DELETE", "CREATE", "EXEC"):
2233 db_vim_update
= None
2236 for task_index
, task
in enumerate(ro_task
["tasks"]):
2238 continue # task deleted
2241 target_update
= None
2245 task_action
in ("DELETE", "EXEC")
2246 and task
["status"] not in ("SCHEDULED", "BUILD")
2248 or task
["action"] != task_action
2250 task_action
== "CREATE"
2251 and task
["status"] in ("FINISHED", "SUPERSEDED")
2256 task_path
= "tasks.{}.status".format(task_index
)
2258 db_vim_info_update
= None
2260 if task
["status"] == "SCHEDULED":
2261 # check if tasks that this depends on have been completed
2262 dependency_not_completed
= False
2264 for dependency_task_id
in task
.get("depends_on") or ():
2267 dependency_task_index
,
2268 ) = self
._get
_dependency
(
2269 dependency_task_id
, target_id
=ro_task
["target_id"]
2271 dependency_task
= dependency_ro_task
["tasks"][
2272 dependency_task_index
2274 self
.logger
.warning(
2275 "dependency_ro_task={} dependency_task_index={}".format(
2276 dependency_ro_task
, dependency_task_index
2280 if dependency_task
["status"] == "SCHEDULED":
2281 dependency_not_completed
= True
2282 next_check_at
= min(
2283 next_check_at
, dependency_ro_task
["to_check_at"]
2285 # must allow dependent task to be processed first
2286 # to do this set time after last_task_processed
2287 next_check_at
= max(
2288 self
.time_last_task_processed
, next_check_at
2291 elif dependency_task
["status"] == "FAILED":
2292 error_text
= "Cannot {} {} because depends on failed {} {} id={}): {}".format(
2295 dependency_task
["action"],
2296 dependency_task
["item"],
2298 dependency_ro_task
["vim_info"].get(
2303 "task={} {}".format(task
["task_id"], error_text
)
2305 raise NsWorkerException(error_text
)
2307 task_depends
[dependency_task_id
] = dependency_ro_task
[
2311 "TASK-{}".format(dependency_task_id
)
2312 ] = dependency_ro_task
["vim_info"]["vim_id"]
2314 if dependency_not_completed
:
2315 self
.logger
.warning(
2316 "DEPENDENCY NOT COMPLETED {}".format(
2317 dependency_ro_task
["vim_info"]["vim_id"]
2320 # TODO set at vim_info.vim_details that it is waiting
2323 # before calling VIM-plugin as it can take more than task_locked_time, insert to LockRenew
2324 # the task of renew this locking. It will update database locket_at periodically
2326 lock_object
= LockRenew
.add_lock_object(
2327 "ro_tasks", ro_task
, self
2330 if task
["action"] == "DELETE":
2331 (new_status
, db_vim_info_update
,) = self
._delete
_task
(
2332 ro_task
, task_index
, task_depends
, db_ro_task_update
2335 "FINISHED" if new_status
== "DONE" else new_status
2337 # ^with FINISHED instead of DONE it will not be refreshing
2339 if new_status
in ("FINISHED", "SUPERSEDED"):
2340 target_update
= "DELETE"
2341 elif task
["action"] == "EXEC":
2346 ) = self
.item2class
[task
["item"]].exec(
2347 ro_task
, task_index
, task_depends
2350 "FINISHED" if new_status
== "DONE" else new_status
2352 # ^with FINISHED instead of DONE it will not be refreshing
2355 # load into database the modified db_task_update "retries" and "next_retry"
2356 if db_task_update
.get("retries"):
2358 "tasks.{}.retries".format(task_index
)
2359 ] = db_task_update
["retries"]
2361 next_check_at
= time
.time() + db_task_update
.get(
2364 target_update
= None
2365 elif task
["action"] == "CREATE":
2366 if task
["status"] == "SCHEDULED":
2367 if task_status_create
:
2368 new_status
= task_status_create
2369 target_update
= "COPY_VIM_INFO"
2371 new_status
, db_vim_info_update
= self
.item2class
[
2373 ].new(ro_task
, task_index
, task_depends
)
2374 # self._create_task(ro_task, task_index, task_depends, db_ro_task_update)
2375 _update_refresh(new_status
)
2378 ro_task
["vim_info"]["refresh_at"]
2379 and now
> ro_task
["vim_info"]["refresh_at"]
2381 new_status
, db_vim_info_update
= self
.item2class
[
2384 _update_refresh(new_status
)
2386 # The refresh is updated to avoid set the value of "refresh_at" to
2387 # default value (next_check_at = now + (24 * 60 * 60)) when status is BUILD,
2388 # because it can happen that in this case the task is never processed
2389 _update_refresh(task
["status"])
2391 except Exception as e
:
2392 new_status
= "FAILED"
2393 db_vim_info_update
= {
2394 "vim_status": "VIM_ERROR",
2395 "vim_message": str(e
),
2399 e
, (NsWorkerException
, vimconn
.VimConnException
)
2402 "Unexpected exception at _delete_task task={}: {}".format(
2409 if db_vim_info_update
:
2410 db_vim_update
= db_vim_info_update
.copy()
2411 db_ro_task_update
.update(
2414 for k
, v
in db_vim_info_update
.items()
2417 ro_task
["vim_info"].update(db_vim_info_update
)
2420 if task_action
== "CREATE":
2421 task_status_create
= new_status
2422 db_ro_task_update
[task_path
] = new_status
2424 if target_update
or db_vim_update
:
2425 if target_update
== "DELETE":
2426 self
._update
_target
(task
, None)
2427 elif target_update
== "COPY_VIM_INFO":
2428 self
._update
_target
(task
, ro_task
["vim_info"])
2430 self
._update
_target
(task
, db_vim_update
)
2432 except Exception as e
:
2434 isinstance(e
, DbException
)
2435 and e
.http_code
== HTTPStatus
.NOT_FOUND
2437 # if the vnfrs or nsrs has been removed from database, this task must be removed
2439 "marking to delete task={}".format(task
["task_id"])
2441 self
.tasks_to_delete
.append(task
)
2444 "Unexpected exception at _update_target task={}: {}".format(
2450 locked_at
= ro_task
["locked_at"]
2454 lock_object
["locked_at"],
2455 lock_object
["locked_at"] + self
.task_locked_time
,
2457 # locked_at contains two times to avoid race condition. In case the lock has been renew, it will
2458 # contain exactly locked_at + self.task_locked_time
2459 LockRenew
.remove_lock_object(lock_object
)
2462 "_id": ro_task
["_id"],
2463 "to_check_at": ro_task
["to_check_at"],
2464 "locked_at": locked_at
,
2466 # modify own task. Try filtering by to_next_check. For race condition if to_check_at has been modified,
2467 # outside this task (by ro_nbi) do not update it
2468 db_ro_task_update
["locked_by"] = None
2469 # locked_at converted to int only for debugging. When has not decimals it means it has been unlocked
2470 db_ro_task_update
["locked_at"] = int(now
- self
.task_locked_time
)
2471 db_ro_task_update
["modified_at"] = now
2472 db_ro_task_update
["to_check_at"] = next_check_at
2475 # Log RO tasks only when loglevel is DEBUG
2476 if self.logger.getEffectiveLevel() == logging.DEBUG:
2477 db_ro_task_update_log = db_ro_task_update.copy()
2478 db_ro_task_update_log["_id"] = q_filter["_id"]
2479 self._log_ro_task(None, db_ro_task_update_log, None, "TASK_WF", "SET_TASK")
2482 if not self
.db
.set_one(
2484 update_dict
=db_ro_task_update
,
2486 fail_on_empty
=False,
2488 del db_ro_task_update
["to_check_at"]
2489 del q_filter
["to_check_at"]
2491 # Log RO tasks only when loglevel is DEBUG
2492 if self.logger.getEffectiveLevel() == logging.DEBUG:
2495 db_ro_task_update_log,
2498 "SET_TASK " + str(q_filter),
2504 update_dict
=db_ro_task_update
,
2507 except DbException
as e
:
2509 "ro_task={} Error updating database {}".format(ro_task_id
, e
)
2511 except Exception as e
:
2513 "Error executing ro_task={}: {}".format(ro_task_id
, e
), exc_info
=True
2516 def _update_target(self
, task
, ro_vim_item_update
):
2517 table
, _
, temp
= task
["target_record"].partition(":")
2518 _id
, _
, path_vim_status
= temp
.partition(":")
2519 path_item
= path_vim_status
[: path_vim_status
.rfind(".")]
2520 path_item
= path_item
[: path_item
.rfind(".")]
2521 # path_vim_status: dot separated list targeting vim information, e.g. "vdur.10.vim_info.vim:id"
2522 # path_item: dot separated list targeting record information, e.g. "vdur.10"
2524 if ro_vim_item_update
:
2526 path_vim_status
+ "." + k
: v
2527 for k
, v
in ro_vim_item_update
.items()
2536 "interfaces_backup",
2540 if path_vim_status
.startswith("vdur."):
2541 # for backward compatibility, add vdur.name apart from vdur.vim_name
2542 if ro_vim_item_update
.get("vim_name"):
2543 update_dict
[path_item
+ ".name"] = ro_vim_item_update
["vim_name"]
2545 # for backward compatibility, add vdur.vim-id apart from vdur.vim_id
2546 if ro_vim_item_update
.get("vim_id"):
2547 update_dict
[path_item
+ ".vim-id"] = ro_vim_item_update
["vim_id"]
2549 # update general status
2550 if ro_vim_item_update
.get("vim_status"):
2551 update_dict
[path_item
+ ".status"] = ro_vim_item_update
[
2555 if ro_vim_item_update
.get("interfaces"):
2556 path_interfaces
= path_item
+ ".interfaces"
2558 for i
, iface
in enumerate(ro_vim_item_update
.get("interfaces")):
2562 path_interfaces
+ ".{}.".format(i
) + k
: v
2563 for k
, v
in iface
.items()
2564 if k
in ("vlan", "compute_node", "pci")
2568 # put ip_address and mac_address with ip-address and mac-address
2569 if iface
.get("ip_address"):
2571 path_interfaces
+ ".{}.".format(i
) + "ip-address"
2572 ] = iface
["ip_address"]
2574 if iface
.get("mac_address"):
2576 path_interfaces
+ ".{}.".format(i
) + "mac-address"
2577 ] = iface
["mac_address"]
2579 if iface
.get("mgmt_vnf_interface") and iface
.get("ip_address"):
2580 update_dict
["ip-address"] = iface
.get("ip_address").split(
2584 if iface
.get("mgmt_vdu_interface") and iface
.get("ip_address"):
2585 update_dict
[path_item
+ ".ip-address"] = iface
.get(
2589 self
.db
.set_one(table
, q_filter
={"_id": _id
}, update_dict
=update_dict
)
2591 # If interfaces exists, it backups VDU interfaces in the DB for healing operations
2592 if ro_vim_item_update
.get("interfaces"):
2593 search_key
= path_vim_status
+ ".interfaces"
2594 if update_dict
.get(search_key
):
2595 interfaces_backup_update
= {
2596 path_vim_status
+ ".interfaces_backup": update_dict
[search_key
]
2601 q_filter
={"_id": _id
},
2602 update_dict
=interfaces_backup_update
,
2606 update_dict
= {path_item
+ ".status": "DELETED"}
2609 q_filter
={"_id": _id
},
2610 update_dict
=update_dict
,
2611 unset
={path_vim_status
: None},
2614 def _process_delete_db_tasks(self
):
2616 Delete task from database because vnfrs or nsrs or both have been deleted
2617 :return: None. Uses and modify self.tasks_to_delete
2619 while self
.tasks_to_delete
:
2620 task
= self
.tasks_to_delete
[0]
2621 vnfrs_deleted
= None
2622 nsr_id
= task
["nsr_id"]
2624 if task
["target_record"].startswith("vnfrs:"):
2625 # check if nsrs is present
2626 if self
.db
.get_one("nsrs", {"_id": nsr_id
}, fail_on_empty
=False):
2627 vnfrs_deleted
= task
["target_record"].split(":")[1]
2630 self
.delete_db_tasks(self
.db
, nsr_id
, vnfrs_deleted
)
2631 except Exception as e
:
2633 "Error deleting task={}: {}".format(task
["task_id"], e
)
2635 self
.tasks_to_delete
.pop(0)
2638 def delete_db_tasks(db
, nsr_id
, vnfrs_deleted
):
2640 Static method because it is called from osm_ng_ro.ns
2641 :param db: instance of database to use
2642 :param nsr_id: affected nsrs id
2643 :param vnfrs_deleted: only tasks with this vnfr id. If None, all affected by nsr_id
2644 :return: None, exception is fails
2647 for retry
in range(retries
):
2648 ro_tasks
= db
.get_list("ro_tasks", {"tasks.nsr_id": nsr_id
})
2652 for ro_task
in ro_tasks
:
2654 to_delete_ro_task
= True
2656 for index
, task
in enumerate(ro_task
["tasks"]):
2659 elif (not vnfrs_deleted
and task
["nsr_id"] == nsr_id
) or (
2661 and task
["target_record"].startswith("vnfrs:" + vnfrs_deleted
)
2663 db_update
["tasks.{}".format(index
)] = None
2665 # used by other nsr, ro_task cannot be deleted
2666 to_delete_ro_task
= False
2668 # delete or update if nobody has changed ro_task meanwhile. Used modified_at for known if changed
2669 if to_delete_ro_task
:
2673 "_id": ro_task
["_id"],
2674 "modified_at": ro_task
["modified_at"],
2676 fail_on_empty
=False,
2680 db_update
["modified_at"] = now
2684 "_id": ro_task
["_id"],
2685 "modified_at": ro_task
["modified_at"],
2687 update_dict
=db_update
,
2688 fail_on_empty
=False,
2694 raise NsWorkerException("Exceeded {} retries".format(retries
))
2698 self
.logger
.info("Starting")
2700 # step 1: get commands from queue
2702 if self
.vim_targets
:
2703 task
= self
.task_queue
.get(block
=False)
2706 self
.logger
.debug("enters in idle state")
2708 task
= self
.task_queue
.get(block
=True)
2711 if task
[0] == "terminate":
2713 elif task
[0] == "load_vim":
2714 self
.logger
.info("order to load vim {}".format(task
[1]))
2715 self
._load
_vim
(task
[1])
2716 elif task
[0] == "unload_vim":
2717 self
.logger
.info("order to unload vim {}".format(task
[1]))
2718 self
._unload
_vim
(task
[1])
2719 elif task
[0] == "reload_vim":
2720 self
._reload
_vim
(task
[1])
2721 elif task
[0] == "check_vim":
2722 self
.logger
.info("order to check vim {}".format(task
[1]))
2723 self
._check
_vim
(task
[1])
2725 except Exception as e
:
2726 if isinstance(e
, queue
.Empty
):
2729 self
.logger
.critical(
2730 "Error processing task: {}".format(e
), exc_info
=True
2733 # step 2: process pending_tasks, delete not needed tasks
2735 if self
.tasks_to_delete
:
2736 self
._process
_delete
_db
_tasks
()
2739 # Log RO tasks only when loglevel is DEBUG
2740 if self.logger.getEffectiveLevel() == logging.DEBUG:
2741 _ = self._get_db_all_tasks()
2743 ro_task
= self
._get
_db
_task
()
2745 self
.logger
.warning("Task to process: {}".format(ro_task
))
2747 self
._process
_pending
_tasks
(ro_task
)
2751 except Exception as e
:
2752 self
.logger
.critical(
2753 "Unexpected exception at run: " + str(e
), exc_info
=True
2756 self
.logger
.info("Finishing")