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import * as fs from 'node:fs';
import { fileURLToPath } from 'node:url';
import { dirname } from 'node:path';
import * as os from 'node:os';
import cluster from 'node:cluster';
import chalk from 'chalk';
import chalkTemplate from 'chalk-template';
import semver from 'semver';
import Logger from '@/logger.js';
import { loadConfig } from '@/config.js';
import type { Config } from '@/config.js';
import { showMachineInfo } from '@/misc/show-machine-info.js';
import { envOption } from '@/env.js';
import { jobQueue, server } from './common.js';
const _filename = fileURLToPath(import.meta.url);
const _dirname = dirname(_filename);
const meta = JSON.parse(fs.readFileSync(`${_dirname}/../../../../built/meta.json`, 'utf-8'));
const logger = new Logger('core', 'cyan');
const bootLogger = logger.createSubLogger('boot', 'magenta', false);
const themeColor = chalk.hex('#86b300');
function greet() {
if (!envOption.quiet) {
//#region Misskey logo
const v = `v${meta.version}`;
console.log(themeColor(' _____ _ _ '));
console.log(themeColor(' | |_|___ ___| |_ ___ _ _ '));
console.log(themeColor(' | | | | |_ -|_ -| \'_| -_| | |'));
console.log(themeColor(' |_|_|_|_|___|___|_,_|___|_ |'));
console.log(' ' + chalk.gray(v) + themeColor(' |___|\n'.substr(v.length)));
//#endregion
console.log(' Misskey is an open-source decentralized microblogging platform.');
console.log(chalk.rgb(255, 136, 0)(' If you like Misskey, please donate to support development. https://www.patreon.com/syuilo'));
console.log('');
console.log(chalkTemplate`--- ${os.hostname()} {gray (PID: ${process.pid.toString()})} ---`);
}
bootLogger.info('Welcome to Misskey!');
bootLogger.info(`Misskey v${meta.version}`, null, true);
}
/**
* Init master process
*/
export async function masterMain() {
let config!: Config;
// initialize app
try {
greet();
showEnvironment();
await showMachineInfo(bootLogger);
showNodejsVersion();
config = loadConfigBoot();
//await connectDb();
} catch (e) {
bootLogger.error('Fatal error occurred during initialization', null, true);
process.exit(1);
}
if (envOption.onlyServer) {
await server();
} else if (envOption.onlyQueue) {
await jobQueue();
} else {
await server();
}
bootLogger.succ('Misskey initialized');
if (!envOption.disableClustering) {
await spawnWorkers(config.clusterLimit);
}
bootLogger.succ(`Now listening on port ${config.port} on ${config.url}`, null, true);
}
function showEnvironment(): void {
const env = process.env.NODE_ENV;
const logger = bootLogger.createSubLogger('env');
logger.info(typeof env === 'undefined' ? 'NODE_ENV is not set' : `NODE_ENV: ${env}`);
if (env !== 'production') {
logger.warn('The environment is not in production mode.');
logger.warn('DO NOT USE FOR PRODUCTION PURPOSE!', null, true);
}
}
function showNodejsVersion(): void {
const nodejsLogger = bootLogger.createSubLogger('nodejs');
nodejsLogger.info(`Version ${process.version} detected.`);
const minVersion = fs.readFileSync(`${_dirname}/../../../../.node-version`, 'utf-8').trim();
if (semver.lt(process.version, minVersion)) {
nodejsLogger.error(`At least Node.js ${minVersion} required!`);
process.exit(1);
}
}
function loadConfigBoot(): Config {
const configLogger = bootLogger.createSubLogger('config');
let config;
try {
config = loadConfig();
} catch (exception) {
if (typeof exception === 'string') {
configLogger.error(exception);
process.exit(1);
} else if ((exception as any).code === 'ENOENT') {
configLogger.error('Configuration file not found', null, true);
process.exit(1);
}
throw exception;
}
configLogger.succ('Loaded');
return config;
}
/*
async function connectDb(): Promise<void> {
const dbLogger = bootLogger.createSubLogger('db');
// Try to connect to DB
try {
dbLogger.info('Connecting...');
await initDb();
const v = await db.query('SHOW server_version').then(x => x[0].server_version);
dbLogger.succ(`Connected: v${v}`);
} catch (err) {
dbLogger.error('Cannot connect', null, true);
dbLogger.error(err);
process.exit(1);
}
}
*/
async function spawnWorkers(limit = 1) {
const workers = Math.min(limit, os.cpus().length);
bootLogger.info(`Starting ${workers} worker${workers === 1 ? '' : 's'}...`);
await Promise.all([...Array(workers)].map(spawnWorker));
bootLogger.succ('All workers started');
}
function spawnWorker(): Promise<void> {
return new Promise(res => {
const worker = cluster.fork();
worker.on('message', message => {
if (message === 'listenFailed') {
bootLogger.error('The server Listen failed due to the previous error.');
process.exit(1);
}
if (message !== 'ready') return;
res();
});
});
}
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