13 lines
336 B
Bash
13 lines
336 B
Bash
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#!/usr/bin/env bash
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data_dir='/mnt/data1/baikal'
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snapshot_dir="${data_dir}.snapshot"
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# Read-only snapshot for atomic backup
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btrfs subvolume snapshot -r "$data_dir" "$snapshot_dir" || exit $?
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/usr/local/bin/restic backup "$snapshot_dir"
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# Always remove snapshot subvolume, even if restic fails
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btrfs subvolume delete "$snapshot_dir"
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