Add starbound server

pkgs/default.nix

@@ -13,4 +13,7 @@ in {
   # Minecraft modpacks
   voor-kia = callPackage ./minecraft/voor-kia.nix { };
   voor-kia-client = callPackage ./minecraft/voor-kia-client.nix { };
+
+  # Starbound
+  starbound = callPackage ./starbound { };
 }

pkgs/starbound/default.nix

@@ -0,0 +1,34 @@
+{
+  stdenv,
+  lib,
+  makeWrapper,
+  patchelf,
+  steamPackages,
+  replace-secret,
+}: let
+  # Use the directory in which starbound is installed so steamcmd
+  # doesn't have to be reinstalled constantly (we're using DynamicUser
+  # with StateDirectory to persist this).
+  steamcmd = steamPackages.steamcmd.override {
+    steamRoot = "/var/lib/starbound/.steamcmd";
+  };
+  wrapperPath = lib.makeBinPath [patchelf steamcmd replace-secret];
+in
+  stdenv.mkDerivation {
+    name = "starbound-update-script";
+    nativeBuildInputs = [makeWrapper];
+    dontUnpack = true;
+    patchPhase = ''
+      interpreter="$(cat $NIX_CC/nix-support/dynamic-linker)"
+      substitute ${./launch-starbound.sh} launch-starbound --subst-var interpreter
+    '';
+    installPhase = ''
+      mkdir -p $out/bin
+      cp launch-starbound $out/bin/launch-starbound
+      chmod +x $out/bin/launch-starbound
+    '';
+    postFixup = ''
+      wrapProgram $out/bin/launch-starbound \
+          --prefix PATH : "${wrapperPath}"
+    '';
+  }

pkgs/starbound/launch-starbound.sh

@@ -0,0 +1,32 @@
+#!/usr/bin/env bash
+
+set -eu
+
+if ! [[ -v STATE_DIRECTORY  &&  -v CREDENTIALS_DIRECTORY ]]; then
+    echo "Error: Runtime dir or credential not set"
+    exit 1
+fi
+
+# Update the server to the latest version
+echo "Updating/installing starbound"
+
+mkdir -p "${STATE_DIRECTORY}/.steamcmd"
+steamcmd <<EOF
+force_install_dir $STATE_DIRECTORY
+login tlater $(cat "$CREDENTIALS_DIRECTORY/steam")
+app_update 211820
+quit
+EOF
+
+echo "Updating config"
+if [ -f "$1" ]; then
+    mkdir -p ./storage
+    cp "$1" ./storage/starbound_server.config
+fi
+
+echo "Running starbound server"
+patchelf --set-interpreter '@interpreter@' ./linux/starbound_server
+# Must be run from the directory that the binary is in (why do game
+# devs do this?)
+cd linux
+./starbound_server