norohind/zfs_autobackup
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Edwin Eefting 2019-10-27 15:01:20 +01:00
parent 70eda7a9a7
commit 3fd80c9307
1 changed files with 19 additions and 2 deletions
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zfs_autobackup
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@ -665,6 +665,16 @@ class ZfsDataset():
return(False)
def hold(self):
"""hold dataset"""
self.zfs_node.run([ "zfs" , "hold", "autobackup:"+self.zfs_node.backup_name, self.name ])
def release(self):
"""release dataset"""
self.zfs_node.run([ "zfs" , "release", "autobackup:"+self.zfs_node.backup_name, self.name ])
@property
def timestamp(self):
"""get timestamp from snapshot name. Only works for our own snapshots with the correct format."""
@ -921,8 +931,8 @@ class ZfsDataset():
#resume something first?
if self.resume_transfer(target_dataset, show_progress=show_progress, filter_properties=filter_properties, set_properties=set_properties, ignore_recv_exit_code=ignore_recv_exit_code):
resumed=self.resume_transfer(target_dataset, show_progress=show_progress, filter_properties=filter_properties, set_properties=set_properties, ignore_recv_exit_code=ignore_recv_exit_code)
if resumed:
#running in readonly mode and no snapshots yet? assume initial snapshot (otherwise we cant find common snapshot in next step)
if self.zfs_node.readonly and not target_dataset.our_snapshots:
target_dataset.snapshots.append(ZfsDataset(target_dataset.zfs_node, target_dataset.name + "@" + self.our_snapshots[0].snapshot_name))
@ -936,6 +946,13 @@ class ZfsDataset():
else:
start_snapshot=self.find_our_next_snapshot(common_snapshot)
#if something is resumed, fix the holds at this point
if resumed:
common_snapshot.hold()
target_dataset.find_snapshot(common_snapshot.snapshot_name).hold()
#create virtual target snapshots
target_dataset.debug("Creating virtual target snapshots")
source_snapshot=start_snapshot