Minecraft server config

root/etc/nixos/configuration.nix

@@ -123,6 +123,9 @@
     neovim # Do not forget to add an editor to edit configuration.nix! The Nano editor is also installed by default.
     wget
     tmux
+    git
+    curl
+    unzip
   ];
 
   # Enable the OpenSSH daemon.
@@ -147,17 +150,68 @@
 
   networking.firewall.enable = false;
 
-  systemd.user.services.tmux = {
-    description = "Tmux session manager";
-    after = [ "network.target" ];
-    wantedBy = [ "default.target" ];
+  systemd.services.minecraft-setup = {
+    description = "Minecraft Server Initial Setup";
+    wantedBy = [ "multi-user.target" ];
+    after = [ "network.target" "minecraft-setup.service" ];  # wait for setup
+    requires = [ "minecraft-setup.service" ];                # and fail if setup fails
+    
+    # Only run if setup hasn't been completed yet
+    unitConfig.ConditionPathExists = "!/home/h3lp/mineserver/.setup-done";
 
     serviceConfig = {
-      ExecStart = "${pkgs.tmux}/bin/tmux new -A -s main";
-      Restart = "always";
-      RestartSec = 5;
+      Type = "oneshot";
       User = "h3lp";
+      RemainAfterExit = true;
+    };
+
+    script = ''
+      set -e
+
+      MINESERVER=/home/h3lp/mineserver
+      TMPDIR=$(mktemp -d)
+
+      # 1) Clone repo and checkout cavemen branch
+      ${pkgs.git}/bin/git clone --branch cavemen \
+        https://gitea.20111511.xyz/h3lp/autodeploy.git "$TMPDIR/autodeploy"
+
+      # 2) Read env vars from minecraft.env
+      source "$TMPDIR/autodeploy/minecraft.env"
+
+      # 3) Download and extract server pack to /home/h3lp/mineserver
+      mkdir -p "$MINESERVER"
+      ${pkgs.curl}/bin/curl -L "$SERVERPACK" -o "$TMPDIR/serverpack.tar.xz"
+      ${pkgs.gnutar}/bin/tar -xJf "$TMPDIR/serverpack.tar.xz" -C "$MINESERVER"
+
+      # 4) Download and extract world to /home/h3lp/mineserver/world
+      mkdir -p "$MINESERVER/world"
+      ${pkgs.curl}/bin/curl -L "$WORLD" -o "$TMPDIR/world.tar.xz"
+      # world.tar.xz contains world folder, otherwise use "$MINESERVER/world"
+      ${pkgs.gnutar}/bin/tar -xJf "$TMPDIR/world.tar.xz" -C "$MINESERVER"
+
+      # 5) Copy cavemen/* files over, overwriting existing
+      cp -rf "$TMPDIR/autodeploy/cavemen/." "$MINESERVER/"
+      chmod +x "$MINESERVER/nixrunserver.sh"
+
+      # Cleanup and mark setup as done
+      rm -rf "$TMPDIR"
+      touch "$MINESERVER/.setup-done"
+    '';
+  };
+
+  systemd.services.minecraft = {
+    description = "Minecraft Server";
+    wantedBy = [ "multi-user.target" ];
+    after = [ "network.target" ];
+
+    serviceConfig = {
+      Type = "forking";
+      User = "h3lp";
+      WorkingDirectory = "/home/h3lp/mineserver";
+      ExecStart = "${pkgs.tmux}/bin/tmux new-session -d -s minecraft /home/h3lp/mineserver/nixrunserver.sh";
+      ExecStop = "${pkgs.tmux}/bin/tmux send-keys -t minecraft 'stop' Enter";
+      RemainAfterExit = true;
     };
   };
-  
+
 }