monkeeShark/packages/backend/src/boot/entry.ts
2023-10-07 16:21:09 +02:00

89 lines
2.1 KiB
TypeScript

/*
* SPDX-FileCopyrightText: syuilo and other misskey contributors
* SPDX-License-Identifier: AGPL-3.0-only
*/
/**
* Misskey Entry Point!
*/
import cluster from 'node:cluster';
import { EventEmitter } from 'node:events';
import chalk from 'chalk';
import Xev from 'xev';
import Logger from '@/logger.js';
import { envOption } from '../env.js';
import { masterMain } from './master.js';
import { workerMain } from './worker.js';
import 'reflect-metadata';
process.title = `Misskey (${cluster.isPrimary ? 'master' : 'worker'})`;
Error.stackTraceLimit = Infinity;
EventEmitter.defaultMaxListeners = 128;
const logger = new Logger('core', 'cyan');
const clusterLogger = logger.createSubLogger('cluster', 'orange', false);
const ev = new Xev();
// We wrap this in a main function, that gets called,
// because not all platforms support top level await :/
async function main() {
//#region Events
// Listen new workers
cluster.on('fork', worker => {
clusterLogger.debug(`Process forked: [${worker.id}]`);
});
// Listen online workers
cluster.on('online', worker => {
clusterLogger.debug(`Process is now online: [${worker.id}]`);
});
// Listen for dying workers
cluster.on('exit', worker => {
// Replace the dead worker,
// we're not sentimental
clusterLogger.error(chalk.red(`[${worker.id}] died :(`));
cluster.fork();
});
// Display detail of unhandled promise rejection
if (!envOption.quiet) {
process.on('unhandledRejection', console.dir);
}
// Display detail of uncaught exception
process.on('uncaughtException', err => {
try {
logger.error(err);
console.trace(err);
} catch { }
});
// Dying away...
process.on('exit', code => {
logger.info(`The process is going to exit with code ${code}`);
});
//#endregion
if (cluster.isPrimary || envOption.disableClustering) {
await masterMain();
if (cluster.isPrimary) {
ev.mount();
}
}
if (cluster.isWorker || envOption.disableClustering) {
await workerMain();
}
// ユニットテスト時にMisskeyが子プロセスで起動された時のため
// それ以外のときは process.send は使えないので弾く
if (process.send) {
process.send('ok');
}
}
main();