2023-09-27 18:56:12 +02:00
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{ config, pkgs, ... }:
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{
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# For each instance, a service and timer will be created:
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# systemctl list-unit-files | grep btrbk
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# #=> btrbk-<instance-name>.service
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# #=> btrbk-<instance-name>.timer
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#
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2023-10-04 14:43:57 +02:00
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# If onCalendar is set to `null`, one can manually execute btrbk with
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2023-09-27 18:56:12 +02:00
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# sudo systemctl start btrbk-<instance-name>.service
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# Print generated systemd unit file
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# cat "$(systemctl show -P FragmentPath btrbk-<instance-name>.service)"
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2023-10-04 14:43:57 +02:00
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# #=> ExecStart=/nix/store/53nvbl1c0w14524j7v3fpn9py31yi2hb-btrbk-0.32.6/bin/btrbk -c /etc/btrbk/local-backup.conf run
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2023-09-27 18:56:12 +02:00
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services.btrbk = {
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extraPackages = [ pkgs.lz4 ];
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# Lowest scheduling priority.
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niceness = 19;
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# Set of btrbk instances. The instance named btrbk is the default one.
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instances = {
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2023-10-04 14:43:57 +02:00
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"local-snapshot" = {
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2023-09-27 18:56:12 +02:00
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onCalendar = "hourly";
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#onCalendar = "*:0/15"; # Every 15min
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settings = {
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timestamp_format = "long";
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2023-10-04 14:43:57 +02:00
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#stream_compress = "lz4";
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2023-09-27 18:56:12 +02:00
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snapshot_preserve_min = "2d";
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2023-10-04 14:43:57 +02:00
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snapshot_preserve = "24h 7d 4w 6m";
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2023-09-27 18:56:12 +02:00
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volume."/mnt/data/data" = {
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snapshot_dir = "/mnt/data/snap";
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subvolume = {
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"arch.p1st.de" = {};
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"blogger.privacy1st.de" = {};
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"changedetection.p1st.de" = {};
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2023-10-04 14:43:57 +02:00
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# MediaKollektiv: 796 GiB
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"cloud.media-kollektiv.eu" = {};
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"cloud.privacy1st.de" = {};
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"git.privacy1st.de" = {};
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#"mastodon-toot-follower.privacy1st.de" = {};
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"money.p1st.de" = {};
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"music.privacy1st.de" = {};
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#"paste.p1st.de" = {};
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"proxy" = {};
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"recipe.privacy1st.de" = {};
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"traggo.privacy1st.de" = {};
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};
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};
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};
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};
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"local-backup" = {
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# Run daily, 5 minutes after `local-snapshot` 0'o'clock timer.
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onCalendar = "00:05";
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settings = {
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timestamp_format = "long";
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#stream_compress = "lz4";
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# Create backups.
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target_preserve_min = "no";
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target_preserve = "7d 4w 6m";
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# Don't create or delete snapshots.
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snapshot_preserve_min = "all";
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snapshot_create = "no";
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volume."/mnt/data/data" = {
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snapshot_dir = "/mnt/data/snap";
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target = "/mnt/backup/snap";
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subvolume = {
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"arch.p1st.de" = {};
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"blogger.privacy1st.de" = {};
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"changedetection.p1st.de" = {};
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# MediaKollektiv: 796 GiB
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2023-09-27 18:56:12 +02:00
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"cloud.media-kollektiv.eu" = {};
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"cloud.privacy1st.de" = {};
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"git.privacy1st.de" = {};
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#"mastodon-toot-follower.privacy1st.de" = {};
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"money.p1st.de" = {};
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"music.privacy1st.de" = {};
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#"paste.p1st.de" = {};
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"proxy" = {};
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"recipe.privacy1st.de" = {};
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"traggo.privacy1st.de" = {};
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};
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};
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};
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};
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};
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};
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}
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