107 lines
2.5 KiB
Nix
107 lines
2.5 KiB
Nix
{ config, pkgs, lib, ... }:
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with lib;
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let
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cfg = config.services.rsyncd;
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motdFile = builtins.toFile "rsyncd-motd" cfg.motd;
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moduleConfig = name:
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let module = getAttr name cfg.modules; in
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"[${name}]\n " + (toString (
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map
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(key: "${key} = ${toString (getAttr key module)}\n")
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(attrNames module)
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));
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cfgFile = builtins.toFile "rsyncd.conf"
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''
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${optionalString (cfg.motd != "") "motd file = ${motdFile}"}
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${optionalString (cfg.address != "") "address = ${cfg.address}"}
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${optionalString (cfg.port != 873) "port = ${toString cfg.port}"}
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${cfg.extraConfig}
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${toString (map moduleConfig (attrNames cfg.modules))}
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'';
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in
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{
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options = {
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services.rsyncd = {
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enable = mkOption {
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default = false;
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description = "Whether to enable the rsync daemon.";
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};
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motd = mkOption {
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type = types.string;
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default = "";
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description = ''
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Message of the day to display to clients on each connect.
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This usually contains site information and any legal notices.
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'';
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};
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port = mkOption {
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default = 873;
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type = types.int;
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description = "TCP port the daemon will listen on.";
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};
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address = mkOption {
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default = "";
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example = "192.168.1.2";
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description = ''
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IP address the daemon will listen on; rsyncd will listen on
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all addresses if this is not specified.
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'';
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};
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extraConfig = mkOption {
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type = types.lines;
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default = "";
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description = ''
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Lines of configuration to add to rsyncd globally.
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See <command>man rsyncd.conf</command> for options.
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'';
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};
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modules = mkOption {
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default = {};
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description = ''
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A set describing exported directories.
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See <command>man rsyncd.conf</command> for options.
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'';
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type = types.attrsOf (types.attrsOf types.str);
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example =
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{ srv =
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{ path = "/srv";
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"read only" = "yes";
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comment = "Public rsync share.";
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};
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};
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};
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};
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};
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###### implementation
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config = mkIf cfg.enable {
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environment.etc = singleton {
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source = cfgFile;
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target = "rsyncd.conf";
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};
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systemd.services.rsyncd = {
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description = "Rsync daemon";
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wantedBy = [ "multi-user.target" ];
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serviceConfig.ExecStart = "${pkgs.rsync}/bin/rsync --daemon --no-detach";
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};
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};
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}
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