btrbk/btrbk.conf

77 lines
2.2 KiB
Plaintext

# config lines: <src_dir> <src_subvol> <dst_dir> <options>
#
# src_dir directory of a btrfs subvolume containing the subvolume to be backuped
# (usually the mount-point of a btrfs filesystem mounted with subvolid=0 option)
# src_subvol subvolume to be backuped (relative to <src_dir>)
# dst_dir directory of a btrfs subvolume containing the backuped target subvolumes
# options backup options, see below
#
# options:
#
# init create initial (non-incremental) snapshot if needed
# incremental do incremental backups (recommended)
# create always create non-incremental snapshots
# preserve=<dXXwYY> keep daily backups for XX days, and weekly backups for YY days (monthly backups are always preserved)
# log log to "sidecar" file for each revision (suffix ".btrfs.log")
# log=<logfile> append log to specified logfile
#
# make snapshot into subdirectory
snapshot_dir _btrbk_snap
# always create backups, even if the target volume is not reachable
snapshot_create_always yes
# perform incremental backups
incremental strict
# preserve weekly/monthly backups from given day of week
preserve_day_of_week sunday
# preserve matrix for snapshots
snapshot_preserve_daily 14
snapshot_preserve_weekly 0
snapshot_preserve_monthly 0
# preserve matrix for backups
target_preserve_daily 20
target_preserve_weekly 10
target_preserve_monthly all
btrfs_commit_delete after
volume /mnt/btr_system
subvolume root_gentoo
target send-receive /mnt/btr_ext/_btrbk
target send-receive /mnt/btr_backup/_btrbk
receive_log sidecar
subvolume kvm
target_preserve_daily 7
target_preserve_weekly 4
target send-receive /mnt/btr_ext/_btrbk
target_preserve_weekly 0
target send-receive /mnt/btr_backup/_btrbk
receive_log sidecar
volume /mnt/btr_data
subvolume home
target send-receive /mnt/btr_backup/_btrbk
volume /mnt/btr_ext
subvolume data
target send-receive /mnt/btr_backup/_btrbk
volume /mnt/btr_boot
# schedule weekly
incremental yes
subvolume boot
target send-receive /mnt/btr_ext/_btrbk
target send-receive /mnt/btr_backup/_btrbk