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import { execFileSync } from "node:child_process";
import { existsSync, readFileSync, writeFileSync, cpSync } from "node:fs";
const { STEAM_USERNAME = "", STEAM_PASSWORD = "" } = process.env;
// Validate Steam credentials
if (STEAM_USERNAME === "anonymous") {
console.log("Using anonymous login. No password needed.");
} else if (!STEAM_USERNAME || !STEAM_PASSWORD) {
console.error(
"Please set STEAM_USERNAME and STEAM_PASSWORD environment variables.\n" +
"If you want to use anonymous login, set STEAM_USERNAME to 'anonymous' and leave STEAM_PASSWORD empty.",
);
process.exit(1);
}
// Install game server via steamcmd
execFileSync(
"steamcmd",
[
"+login",
STEAM_USERNAME,
STEAM_PASSWORD || "",
"+force_install_dir",
"/app",
"+app_update",
"3930080",
"validate",
"+quit",
],
{ stdio: "inherit" },
);
// Apply overlay if it exists
if (existsSync("/overlay")) {
console.log("Applying overlay from /overlay to /app");
cpSync("/overlay", "/app", { recursive: true });
}
// Handle configuration file changes via environment variables
const CONFIG_FIELDS = [
{ name: "MissionDirectory", type: "string" },
{ name: "ModdedServer", type: "boolean" },
{ name: "Hidden", type: "boolean" },
{ name: "ServerName", type: "string" },
{ name: "Password", type: "string" },
{ name: "MaxPlayers", type: "number" },
{ name: "DisableErrorKick", type: "boolean" },
{ name: "NoPlayerStopTime", type: "number" },
{ name: "PostMissionDelay", type: "number" },
{ name: "RotationType", type: "number" },
];
const CONFIG_PATH = "/app/DedicatedServerConfig.json";
const config = JSON.parse(readFileSync(CONFIG_PATH, "utf-8"));
for (const { name, type } of CONFIG_FIELDS) {
const envVar = process.env[`CONFIG_${name.toUpperCase()}`];
if (envVar == null || envVar === "") continue;
console.log(`Setting ${name} to ${envVar} in ${CONFIG_PATH}`);
if (!(name in config)) continue;
switch (type) {
case "boolean":
config[name] = envVar === "true";
break;
case "number":
config[name] = Number(envVar);
break;
default:
config[name] = envVar;
break;
}
}
writeFileSync(CONFIG_PATH, JSON.stringify(config, null, 2) + "\n");
// Run the server
execFileSync("sh", ["/app/RunServer.sh"], { stdio: "inherit" });
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