nix: add package.nix and module.nix

1 files changed, 52 insertions, 0 deletions

diff --git a/nix/module.nix b/nix/module.nix
new file mode 100644
index 0000000..7718ee8
--- /dev/null
+++ b/nix/module.nix
@@ -0,0 +1,52 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+
+let
+  cfg = config.services.technical-renaissance;
+in
+{
+  options.services.technical-renaissance = {
+    enable = lib.mkEnableOption "the Technical Renaissance webring";
+
+    package = lib.mkOption {
+      type = lib.types.package;
+      default = pkgs.callPackage ./package.nix { };
+      description = "The technical-renaissance package to run.";
+    };
+
+    host = lib.mkOption {
+      type = lib.types.str;
+      default = "127.0.0.1";
+      description = "Address the webring listens on.";
+    };
+
+    port = lib.mkOption {
+      type = lib.types.port;
+      default = 8080;
+      description = "Port the webring listens on.";
+    };
+  };
+
+  config = lib.mkIf cfg.enable {
+    systemd.services.technical-renaissance = {
+      description = "Technical Renaissance webring";
+      wantedBy = [ "multi-user.target" ];
+      after = [ "network.target" ];
+
+      environment = {
+        HOST = cfg.host;
+        PORT = toString cfg.port;
+      };
+
+      serviceConfig = {
+        ExecStart = lib.getExe cfg.package;
+        DynamicUser = true;
+        Restart = "on-failure";
+      };
+    };
+  };
+}