1 files changed, 68 insertions, 0 deletions
diff --git a/apps/juandelacosa.nix b/apps/juandelacosa.nix
new file mode 100644
index 0000000..8df6af0
--- /dev/null
+++ b/apps/juandelacosa.nix
@@ -0,0 +1,68 @@
+{ config, pkgs, lib, ... }:
+
+let
+  inherit (builtins) filter toString;
+  inherit (lib) types mkOption mkEnableOption mkIf hasPrefix
+                concatStrings optionalString;
+  inherit (types) str path int nullOr;
+
+  cfg = config.nixsap.apps.juandelacosa;
+
+  ExecStart = concatStrings [
+    "${pkgs.juandelacosa}/bin/juandelacosa"
+    (optionalString (cfg.myFile != null) " -f '${cfg.myFile}'")
+    (optionalString (cfg.myGroup != null) " -g ${cfg.myGroup}")
+    (if (cfg.port != null)
+      then " -p ${toString cfg.port}"
+      else " -s '${cfg.socket}'")
+  ];
+
+  keys = filter (f: f != null && hasPrefix "/run/keys/" f) [ cfg.myFile ];
+
+in {
+  options.nixsap.apps.juandelacosa = {
+    enable = mkEnableOption "Juan de la Cosa";
+    user = mkOption {
+      description = "User to run as";
+      default = "juandelacosa";
+      type = str;
+    };
+    port = mkOption {
+      description = "TCP port to listen on";
+      default = null;
+      type = nullOr int;
+    };
+    socket = mkOption {
+      description = "UNIX socket to listen on. Ignored when TCP port is set";
+      default = "/tmp/juandelacosa.sock";
+      type = path;
+    };
+    myFile = mkOption {
+      description = "MySQL client configuration file";
+      default = null;
+      type = nullOr path;
+    };
+    myGroup = mkOption {
+      description = "Options group in the MySQL client configuration file";
+      default = null;
+      type = nullOr str;
+    };
+  };
+
+  config = mkIf cfg.enable {
+    nixsap.system.users.daemons = [ cfg.user ];
+    nixsap.deployment.keyrings.${cfg.user} = keys;
+    systemd.services.juandelacosa = {
+      description = "captain of the MariaDB";
+      wantedBy = [ "multi-user.target" ];
+      wants = [ "keys.target" ];
+      after = [ "keys.target" "network.target" "local-fs.target" ];
+      serviceConfig = {
+        inherit ExecStart;
+        User = cfg.user;
+        Restart = "on-failure";
+      };
+    };
+  };
+}
+