third-party-mirrors/zfs_autobackup
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This commit is contained in:
Edwin Eefting 2019-10-20 02:23:22 +02:00
parent 62b9d0ba39
commit 5abd371329
1 changed files with 21 additions and 36 deletions
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zfs_autobackup
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@ -513,52 +513,37 @@ class ZfsAutobackup:
#find latest target snapshot and find it on source
latest_target_snapshot=target_dataset.our_snapshots[-1]
# print("finding {}".format(latest_target_snapshot))
( source_start_snapshot, source_sends )=source_dataset.find_sends(latest_target_snapshot.snapshot_name)
if not source_start_snapshot:
print("cant find source snap")
#cant find latest target snapshot, try to find another common snapshot
for target_snapshot in target_dataset.our_snapshots:
( source_start_snapshot, source_sends )=source_dataset.find_sends(target_snapshot.snapshot_name)
if source_start_snapshot:
break
#still not found
if not source_start_snapshot:
source_dataset.verbose("Cant find common snapshot")
else:
# if args.ignore_new:
# verbose("* Skipping source filesystem '{0}', target already has newer snapshots.".format(source_filesystem))
# continue
#
# raise(Exception(error_msg))
target_snapshot.verbose("Please rollback to this snapshot")
else:
if source_sends:
target_root.transfer_snapshots(source_dataset, source_start_snapshot, source_sends)
else:
print("nothgin to do")
# if latest_target_snapshot not in source_dataset.snapshots:
# #cant find latest target anymore. find first common snapshot and inform user
# error_msg="Cant find latest target snapshot on source for '{}', did you destroy/rename it?".format(source_dataset)
# error_msg=error_msg+"\nLatest on target : "+latest_target_snapshot.snapshot_name
# error_msg=error_msg+"\nMissing on source: "+source_dataset+"@"+latest_target_snapshot.snapshot_name
# found=False
# for latest_target_snapshot in reversed(target_dataset.our_snapshots):
# if latest_target_snapshot in source_dataset.our_snapshots:
# error_msg=error_msg+"\nYou could solve this by rolling back to this common snapshot on target: "+target_filesystem+"@"+latest_target_snapshot
# found=True
# break
# if not found:
# error_msg=error_msg+"\nAlso could not find an earlier common snapshot to rollback to."
# else:
# if args.ignore_new:
# verbose("* Skipping source filesystem '{0}', target already has newer snapshots.".format(source_filesystem))
# continue
#
# raise(Exception(error_msg))
# #send all new source snapshots that come AFTER the last target snapshot
# print(latest_target_snapshot)
# pprint.pprint(source_dataset.our_snapshots)
# latest_source_index=source_dataset.our_snapshots.index(latest_target_snapshot)
# send_snapshots=source_dataset.our_snapshots[latest_source_index+1:]
else:
print("FULLL")
# print(source_dataset.recursive_datasets)
#
#
# pprint.pprint(ZfsDataset(node, "rpool").recursive_datasets)
#initial, transfer all snapshots
target_root.transfer_snapshots(source_dataset, None, source_dataset.our_snapshots)
zfs_autobackup=ZfsAutobackup()