mirror of https://github.com/digint/btrbk
documentation: simplify examples, remove optional "send-receive" on "target" declarations
Axel Burri
parent
cb1c12a6c1
commit
f5c7c74108
21
README.md
21
README.md
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@ -123,11 +123,10 @@ Retention policy:
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snapshot_dir btrbk_snapshots
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volume /mnt/btr_pool
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target /mnt/btr_backup/mylaptop
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subvolume rootfs
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target send-receive /mnt/btr_backup/mylaptop
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subvolume home
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target send-receive /mnt/btr_backup/mylaptop
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[...]
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/etc/cron.daily/btrbk:
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@ -164,8 +163,8 @@ this:
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volume /mnt/btr_pool
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subvolume rootfs
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target send-receive /mnt/btr_backup/mylaptop
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target send-receive ssh://myserver.mydomain.com/mnt/btr_backup/mylaptop
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target /mnt/btr_backup/mylaptop
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target ssh://myserver.mydomain.com/mnt/btr_backup/mylaptop
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In addition to the backups on your local usb-disk mounted at
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`/mnt/btr_backup/mylaptop`, incremental backups would also be pushed
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@ -181,18 +180,14 @@ fileserver, the config would be something like:
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ssh_identity /etc/btrbk/ssh/id_rsa
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volume ssh://alpha.mydomain.com/mnt/btr_pool
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target /mnt/btr_backup/alpha
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subvolume rootfs
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target send-receive /mnt/btr_backup/alpha
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subvolume home
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target send-receive /mnt/btr_backup/alpha
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volume ssh://beta.mydomain.com/mnt/btr_pool
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target /mnt/btr_backup/beta
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subvolume rootfs
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target send-receive /mnt/btr_backup/beta
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subvolume dbdata
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target send-receive /mnt/btr_backup/beta
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This will pull backups from alpha/beta.mydomain.com and locally
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create:
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@ -247,7 +242,7 @@ to only fetch the snapshots.
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snapshot_preserve_min all
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snapshot_create no
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target send-receive /mnt/btr_backup/my-laptop.com
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target /mnt/btr_backup/my-laptop.com
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If the server runs btrbk with this config, 10 weeklies and all
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monthlies are received from 192.168.0.42. The source filesystem is
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@ -263,7 +258,7 @@ host, but distinct port numbers for each machine.
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/etc/btrbk/btrbk.conf:
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# This propagates to all subvolume sections:
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target send-receive /mnt/btr_backup/
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target /mnt/btr_backup/
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volume ssh://localhost:2201/mnt/btr_pool
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group vm vm01
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@ -67,7 +67,6 @@ snapshot_dir _btrbk_snap
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# Specify SSH private key for "ssh://" volumes / targets:
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#ssh_identity /etc/btrbk/ssh/id_ed25519
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#ssh_user root
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#ssh_port default
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#ssh_compression no
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#ssh_cipher_spec default
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@ -94,14 +93,14 @@ snapshot_dir _btrbk_snap
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# (usually the mount-point of a btrfs filesystem
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# mounted with subvolid=5 option)
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#
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# Subvolume section: "subvolume <subvolume-name>
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# Subvolume section: "subvolume <subvolume-name>"
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#
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# <subvolume-name> Subvolume to be backuped, relative to
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# <volume-directory> in volume section.
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#
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# Target section: "target <type> <volume-directory>"
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#
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# <type> Backup type, currently only "send-receive".
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# <type> (optional) type, defaults to "send-receive".
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# <volume-directory> Directory of a btrfs volume (or subvolume)
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# receiving the backups.
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#
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@ -130,13 +129,13 @@ volume /mnt/btr_pool
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# no action if external disk is not attached
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snapshot_create ondemand
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subvolume root_gentoo
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target send-receive /mnt/btr_backup/_btrbk
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# propagates to all subvolume sections:
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target /mnt/btr_backup/_btrbk
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subvolume root_gentoo
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subvolume kvm
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# use different retention policy for kvm backups
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target_preserve 7d 4w
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target send-receive /mnt/btr_backup/_btrbk
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target_preserve 7d 4w
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# Backup to external disk as well as some remote host
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@ -144,23 +143,23 @@ volume /mnt/btr_data
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subvolume home
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# always create snapshot, even if targets are unreachable
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snapshot_create always
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target send-receive /mnt/btr_backup/_btrbk
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target send-receive ssh://backup.my-remote-host.com/mnt/btr_backup
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target /mnt/btr_backup/_btrbk
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target ssh://backup.my-remote-host.com/mnt/btr_backup
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# Backup from remote host, with different naming
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volume ssh://my-remote-host.com/mnt/btr_pool
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subvolume data_0
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snapshot_dir snapshots/btrbk
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snapshot_name data_main
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target send-receive /mnt/btr_backup/_btrbk/my-remote-host.com
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snapshot_dir snapshots/btrbk
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snapshot_name data_main
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target /mnt/btr_backup/_btrbk/my-remote-host.com
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# Resume backups from remote host which runs its own btrbk instance
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# creating snapshots for "home" in "/mnt/btr_pool/btrbk_snapshots".
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volume ssh://my-remote-host.com/mnt/btr_pool
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snapshot_dir btrbk_snapshots
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snapshot_create no
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snapshot_preserve_min all
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subvolume home
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snapshot_dir btrbk_snapshots
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snapshot_preserve_min all
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snapshot_create no
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target send-receive /mnt/btr_backup/_btrbk/my-remote-host.com
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target /mnt/btr_backup/_btrbk/my-remote-host.com
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