Revert "#2387"

This reverts commit 3cad494404.

src/index.ts

@@ -146,9 +146,22 @@ async function init(): Promise<Config> {
 		process.exit(1);
 	}
 
+	// Try to connect to MongoDB
+	checkMongoDb(config);
+
 	return config;
 }
 
+function checkMongoDb(config: Config) {
+	const mongoDBLogger = new Logger('MongoDB');
+	const u = config.mongodb.user ? encodeURIComponent(config.mongodb.user) : null;
+	const p = config.mongodb.pass ? encodeURIComponent(config.mongodb.pass) : null;
+	const uri = `mongodb://${u && p ? `${u}:****@` : ''}${config.mongodb.host}:${config.mongodb.port}/${config.mongodb.db}`;
+	mongoDBLogger.info(`Connecting to ${uri}`);
+	require('./db/mongodb');
+	mongoDBLogger.succ('Connectivity confirmed');
+}
+
 function spawnWorkers(limit: number) {
 	return new Promise(res => {
 		// Count the machine's CPUs