192 lines
4 KiB
TypeScript
192 lines
4 KiB
TypeScript
/**
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* Misskey Entry Point!
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*/
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Error.stackTraceLimit = Infinity;
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/**
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* Module dependencies
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*/
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import * as fs from 'fs';
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import * as os from 'os';
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import * as cluster from 'cluster';
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import * as debug from 'debug';
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import Logger from './utils/logger';
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import * as chalk from 'chalk';
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import portUsed = require('tcp-port-used');
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import isRoot = require('is-root');
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import ProgressBar from './utils/cli/progressbar';
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import LastCommitInfo from './utils/lastCommitInfo';
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import EnvironmentInfo from './utils/environmentInfo';
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import MachineInfo from './utils/machineInfo';
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import DependencyInfo from './utils/dependencyInfo';
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import { path as configPath } from './config';
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import loadConfig from './config';
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const clusterLog = debug('misskey:cluster');
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// Init babel
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require('babel-core/register');
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require('babel-polyfill');
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enum InitResult {
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Success,
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Warn,
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Failure
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}
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process.title = 'Misskey';
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// Start app
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main();
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/**
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* Init proccess
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*/
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function main() {
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if (cluster.isMaster) {
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masterMain();
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} else {
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workerMain();
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}
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}
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/**
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* Init master proccess
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*/
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async function masterMain() {
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let initResult: InitResult;
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try {
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// initialize app
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initResult = await init();
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} catch (e) {
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console.error(e);
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process.exit(1);
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}
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switch (initResult) {
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case InitResult.Success:
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Logger.info(chalk.green('Successfully initialized :)'));
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break;
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case InitResult.Warn:
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Logger.warn(chalk.yellow('Initialized with some problem(s) :|'));
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break;
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case InitResult.Failure:
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Logger.error(chalk.red('Fatal error occurred during initializing :('));
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process.exit();
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return;
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}
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spawnWorkers(() => {
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Logger.info(chalk.bold.green(`Now listening on port ${loadConfig().port}`));
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});
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}
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/**
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* Init worker proccess
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*/
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function workerMain() {
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// start server
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require('./server');
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}
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/**
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* Init app
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*/
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async function init() {
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let warn = false;
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Logger.info('Welcome to Misskey!');
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Logger.info(chalk.bold('Misskey <aoi>'));
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Logger.info('Initializing...');
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await LastCommitInfo.show();
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EnvironmentInfo.show();
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MachineInfo.show();
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new DependencyInfo().showAll();
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let configLogger = new Logger('Config');
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if (!fs.existsSync(configPath)) {
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configLogger.error('Configuration not found');
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return InitResult.Failure;
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}
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const config = loadConfig();
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configLogger.info('Successfully loaded');
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configLogger.info(`maintainer: ${config.maintainer}`);
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if (process.platform === 'linux' && !isRoot() && config.port < 1024) {
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Logger.error('You need root privileges to listen on port below 1024 on Linux');
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return InitResult.Failure;
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}
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// Check if a port is being used
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if (await portUsed.check(config.port)) {
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Logger.error(`Port ${config.port} is already used`);
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return InitResult.Failure;
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}
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// Try to connect to MongoDB
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let mongoDBLogger = new Logger('MongoDB');
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try {
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const db = require('./db/mongodb').default;
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mongoDBLogger.info('Successfully connected');
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db.close();
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} catch (e) {
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mongoDBLogger.error(e);
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return InitResult.Failure;
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}
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return warn ? InitResult.Warn : InitResult.Success;
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}
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function spawnWorkers(onComplete: any) {
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// Count the machine's CPUs
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const cpuCount = os.cpus().length;
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const progress = new ProgressBar(cpuCount, 'Starting workers');
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// Create a worker for each CPU
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for (let i = 0; i < cpuCount; i++) {
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const worker = cluster.fork();
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worker.on('message', message => {
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if (message === 'ready') {
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progress.increment();
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}
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});
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}
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// On all workers started
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progress.on('complete', () => {
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onComplete();
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});
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}
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// Listen new workers
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cluster.on('fork', worker => {
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clusterLog(`Process forked: [${worker.id}]`);
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});
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// Listen online workers
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cluster.on('online', worker => {
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clusterLog(`Process is now online: [${worker.id}]`);
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});
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// Listen for dying workers
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cluster.on('exit', worker => {
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// Replace the dead worker,
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// we're not sentimental
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clusterLog(chalk.red(`[${worker.id}] died :(`));
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cluster.fork();
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});
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// Display detail of unhandled promise rejection
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process.on('unhandledRejection', console.dir);
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// Dying away...
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process.on('exit', () => {
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Logger.info('The process is going exit');
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});
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