115 lines
3 KiB
Nix
115 lines
3 KiB
Nix
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{
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lib,
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pkgs,
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config,
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...
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}:
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let
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cfg = config.services.barman;
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iniFormat = pkgs.formats.ini { };
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defaultUser = "barman";
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defaultHome = "/var/lib/barman";
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in
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{
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options.services.barman = {
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enable = lib.mkEnableOption "barman";
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package = lib.mkPackageOption pkgs "barman" { };
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settings = lib.mkOption {
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description = "Global barman configuration that goes in the `[barman]` section of `barman.conf`";
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type = lib.types.submodule { freeformType = iniFormat.type; };
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example = {
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barman_user = defaultUser;
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barman_home = defaultHome;
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log_file = "/var/log/barman/barman.log";
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};
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};
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servers = lib.mkOption {
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description = "Server configurations";
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type = lib.types.submodule { freeformType = iniFormat.type; };
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default = { };
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};
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# passwordsFile = lib.mkOption {
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# description = "Path to the PostgreSQL password file. See [the documentation](https://www.postgresql.org/docs/current/libpq-pgpass.html) for the format.";
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# type = lib.types.path;
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# default = null;
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# };
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};
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config = lib.mkIf cfg.enable {
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services.barman.settings = {
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barman = {
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barman_user = lib.mkDefault defaultUser;
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barman_home = lib.mkDefault defaultHome;
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compression = lib.mkDefault "pigz";
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backup_compression = lib.mkDefault "zstd";
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};
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};
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users.users."${cfg.settings.barman.barman_user}" = {
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isSystemUser = true;
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home = cfg.settings.barman.barman_home;
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createHome = true;
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group = cfg.settings.barman.barman_user;
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};
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users.groups."${cfg.settings.barman.barman_user}" = { };
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environment = {
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etc =
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{
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"barman.conf" = {
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user = cfg.settings.barman.barman_user;
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source = iniFormat.generate "barman.conf" cfg.settings;
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};
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}
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// (lib.mapAttrs' (name: serverConfig: {
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name = "barman.d/${name}.conf";
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value = {
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user = cfg.settings.barman.barman_user;
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source = iniFormat.generate "${name}.conf" { "${name}" = serverConfig; };
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};
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}) cfg.servers);
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systemPackages = [ cfg.package ];
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};
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systemd = {
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timers.barman = {
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description = "Update timer for barman";
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partOf = [ "barman.service" ];
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wantedBy = [ "timers.target" ];
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timerConfig = {
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OnCalendar = "*:*:0";
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};
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};
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services.barman = {
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description = "Run barman maintenance tasks";
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path = with pkgs; [
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cfg.package
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bash
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bzip2
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gzip
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lz4
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pigz
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postgresql
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zstd
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];
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# environment = {
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# PGPASSFILE = lib.mkIf (cfg.passwordsFile != null) cfg.passwordsFile;
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# };
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serviceConfig = {
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Type = "oneshot";
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User = cfg.settings.barman.barman_user;
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ExecStart = "${cfg.package}/bin/barman cron";
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WorkingDirectory = cfg.settings.barman.barman_home;
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};
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};
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};
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};
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}
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