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