calckey/packages/backend/src/boot/index.ts

79 lines
1.8 KiB
TypeScript

import cluster from "node:cluster";
import chalk from "chalk";
import Xev from "xev";
import Logger from "@/services/logger.js";
import { envOption } from "../env.js";
// for typeorm
import "reflect-metadata";
import { masterMain } from "./master.js";
import { workerMain } from "./worker.js";
const logger = new Logger("core", "cyan");
const clusterLogger = logger.createSubLogger("cluster", "orange", false);
const ev = new Xev();
/**
* Init process
*/
export default async function () {
process.title = `Calckey (${cluster.isPrimary ? "master" : "worker"})`;
if (cluster.isPrimary || envOption.disableClustering) {
await masterMain();
if (cluster.isPrimary) {
ev.mount();
}
}
if (cluster.isWorker || envOption.disableClustering) {
await workerMain();
}
// For when Calckey is started in a child process during unit testing.
// Otherwise, process.send cannot be used, so start it.
if (process.send) {
process.send("ok");
}
}
//#region Events
// Listen new workers
cluster.on("fork", (worker) => {
clusterLogger.debug(`Process forked: [${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);
} catch {}
});
// Dying away...
process.on("exit", (code) => {
logger.info(`The process is going to exit with code ${code}`);
});
//#endregion