core: pm2 cluster management

packages/hydrojudge/package.json

@@ -1,7 +1,7 @@
 {
     "name": "@hydrooj/hydrojudge",
     "bin": "bin/hydrojudge.js",
-    "version": "2.10.15",
+    "version": "2.11.0",
     "main": "package.json",
     "author": "undefined <i@undefined.moe>",
     "repository": "https://github.com/hydro-dev/Hydro.git",

packages/hydrojudge/src/sandbox.ts

@@ -123,7 +123,6 @@ export async function del(fileId: string) {
 
 export async function run(execute, params?) {
     let result;
-    global.reqCount++;
     // eslint-disable-next-line no-return-await
     if (typeof execute === 'object') return await runMultiple(execute);
     try {

packages/hydrojudge/src/service.ts

@@ -34,7 +34,7 @@ const logger = new Logger('judge');
 
 async function postInit() {
     // Only start a single daemon
-    if (!global.Hydro.isFirstWorker) return;
+    if (process.env.NODE_APP_INSTANCE !== '0') return;
     const judge = require('./judge');
 
     const {

packages/hydrojudge/src/sysinfo.ts

@@ -55,11 +55,3 @@ export async function get() {
     info.stack = await stackSize();
     return info;
 }
-
-declare global {
-    namespace NodeJS {
-        interface Global {
-            reqCount: number,
-        }
-    }
-}