flake

Francesco Saccone's Nix flake.
git clone https://git.francescosaccone.com/flake
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default.nix (1260B)

      1 {
      2   lib,
      3   options,
      4   config,
      5   pkgs,
      6   ...
      7 }:
      8 {
      9   options.modules.git.daemon = {
     10     enable = lib.mkOption {
     11       description = "Whether to enable the Git daemon.";
     12       default = false;
     13       type = lib.types.bool;
     14     };
     15   };
     16 
     17   config =
     18     let
     19       inherit (config.modules.git) daemon;
     20     in
     21     lib.mkIf (config.modules.git.enable && daemon.enable) {
     22       systemd = {
     23         services = {
     24           git-daemon = {
     25             enable = true;
     26             wantedBy = [ "multi-user.target" ];
     27             after = [ "network.target" ];
     28             serviceConfig =
     29               let
     30                 script = pkgs.writeShellScriptBin "script" ''
     31                   ${pkgs.git}/bin/git daemon \
     32                     --verbose \
     33                     --syslog \
     34                     --base-path=${config.modules.git.directory} \
     35                     --port=9418 \
     36                     --export-all \
     37                     ${config.modules.git.directory}
     38                 '';
     39               in
     40               {
     41                 User = "git";
     42                 Group = "git";
     43                 Type = "simple";
     44                 ExecStart = "${script}/bin/script";
     45               };
     46           };
     47         };
     48       };
     49 
     50       networking.firewall.allowedTCPPorts = [ 9418 ];
     51     };
     52 }