81 lines
2.2 KiB
Nix
81 lines
2.2 KiB
Nix
{ config, lib, ... }:
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let
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cfg = config.clan.borgbackup;
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in
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{
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options.clan.borgbackup = {
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enable = lib.mkEnableOption "backups with borgbackup";
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destinations = lib.mkOption {
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type = lib.types.attrsOf (lib.types.submodule ({ name, ... }: {
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options = {
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name = lib.mkOption {
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type = lib.types.str;
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default = name;
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description = "the name of the backup job";
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};
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repo = lib.mkOption {
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type = lib.types.str;
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description = "the borgbackup repository to backup to";
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};
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rsh = lib.mkOption {
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type = lib.types.str;
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default = "";
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description = "the rsh to use for the backup";
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};
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};
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}));
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description = ''
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destinations where the machine should be backuped to
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'';
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};
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};
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config = lib.mkIf cfg.enable {
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services.borgbackup.jobs = lib.mapAttrs
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(_: dest: {
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paths = lib.flatten (map (state: state.folders) (lib.attrValues config.clanCore.state));
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exclude = [
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"*.pyc"
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];
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repo = dest.repo;
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environment.BORG_RSH = dest.rsh;
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encryption.mode = "none";
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compression = "auto,zstd";
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startAt = "*-*-* 01:00:00";
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preHook = ''
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set -x
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'';
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prune.keep = {
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within = "1d"; # Keep all archives from the last day
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daily = 7;
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weekly = 4;
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monthly = 0;
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};
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})
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cfg.destinations;
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clanCore.backups.providers.borgbackup = {
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list = ''
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${lib.concatMapStringsSep "\n" (dest: ''
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(
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export BORG_REPO=${lib.escapeShellArg dest.repo}
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export BORG_RSH=${lib.escapeShellArg dest.rsh}
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${lib.getExe config.services.borgbackup.package} list
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)
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'') (lib.attrValues cfg.destinations)}
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'';
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start = ''
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ssh ${config.clan.networking.deploymentAddress} -- '
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${lib.concatMapStringsSep "\n" (dest: ''
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systemctl start borgbackup-job-${dest.name}
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'') (lib.attrValues cfg.destinations)}
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'
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'';
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restore = ''
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'';
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};
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};
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}
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