refactoring

Resolve #7779

src/queue/initialize.ts

@@ -1,33 +0,0 @@
-import * as Bull from 'bull';
-import config from '@/config/index';
-
-export function initialize<T>(name: string, limitPerSec = -1) {
-	return new Bull<T>(name, {
-		redis: {
-			port: config.redis.port,
-			host: config.redis.host,
-			password: config.redis.pass,
-			db: config.redis.db || 0,
-		},
-		prefix: config.redis.prefix ? `${config.redis.prefix}:queue` : 'queue',
-		limiter: limitPerSec > 0 ? {
-			max: limitPerSec,
-			duration: 1000
-		} : undefined,
-		settings: {
-			backoffStrategies: {
-				apBackoff
-			}
-		}
-	});
-}
-
-// ref. https://github.com/misskey-dev/misskey/pull/7635#issue-971097019
-function apBackoff(attemptsMade: number, err: Error) {
-	const baseDelay = 60 * 1000;	// 1min
-	const maxBackoff = 8 * 60 * 60 * 1000;	// 8hours
-	let backoff = (Math.pow(2, attemptsMade) - 1) * baseDelay;
-	backoff = Math.min(backoff, maxBackoff);
-	backoff += Math.round(backoff * Math.random() * 0.2);
-	return backoff;
-}