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@@ -4,87 +4,109 @@
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* Module dependencies.
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*/
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-var app = require('../app');
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-var debug = require('debug')('API:server');
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-var http = require('http');
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+let app = require('../app');
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+let debug = require('debug')('API:server');
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+let http = require('http');
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+const cluster = require('cluster');
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+const cpus = require('os').cpus().length;
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-/**
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- * Get port from environment and store in Express.
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- */
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-
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-var port = normalizePort(process.env.PORT || '3000');
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-app.set('port', port);
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-
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-/**
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- * Create HTTP server.
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- */
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-
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-var server = http.createServer(app);
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-
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-/**
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- * Listen on provided port, on all network interfaces.
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- */
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-
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-server.listen(port);
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-server.on('error', onError);
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-server.on('listening', onListening);
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-
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-/**
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- * Normalize a port into a number, string, or false.
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- */
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-
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-function normalizePort(val) {
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- var port = parseInt(val, 10);
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+if (cluster.isMaster) {
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+ console.log('[master] ' + "start master...");
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- if (isNaN(port)) {
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- // named pipe
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- return val;
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+ for (var i = 0; i < cpus; i++) {
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+ cluster.fork();
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}
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- if (port >= 0) {
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- // port number
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- return port;
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+ cluster.on('listening', function(worker, address) {
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+ console.log('[master] ' + 'listening: worker' + worker.id + ',pid:' + worker.process.pid + ', Address:' + address.address + ":" + address.port);
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+ });
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+ cluster.on('exit', function(worker, code, signal) {
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+ console.log(`[master] pid:${worker.id} is died, restarting...`);
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+ cluster.fork();
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+ });
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+} else {
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+ /**
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+ * Get port from environment and store in Express.
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+ */
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+
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+ let port = normalizePort(process.env.PORT || '3000');
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+ app.set('port', port);
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+
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+ /**
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+ * Create HTTP server.
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+ */
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+
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+ let server = http.createServer(app);
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+
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+ /**
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+ * Listen on provided port, on all network interfaces.
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+ */
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+
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+ server.listen(port);
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+ server.on('error', onError);
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+ server.on('listening', onListening);
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+
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+ /**
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+ * Normalize a port into a number, string, or false.
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+ */
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+
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+ function normalizePort(val) {
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+ let port = parseInt(val, 10);
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+
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+ if (isNaN(port)) {
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+ // named pipe
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+ return val;
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+ }
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+
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+ if (port >= 0) {
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+ // port number
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+ return port;
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+ }
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+
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+ return false;
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}
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- return false;
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-}
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-
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-/**
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- * Event listener for HTTP server "error" event.
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- */
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-
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-function onError(error) {
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- if (error.syscall !== 'listen') {
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- throw error;
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- }
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+ /**
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+ * Event listener for HTTP server "error" event.
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+ */
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- var bind = typeof port === 'string' ?
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- 'Pipe ' + port :
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- 'Port ' + port;
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-
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- // handle specific listen errors with friendly messages
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- switch (error.code) {
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- case 'EACCES':
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- console.error(bind + ' requires elevated privileges');
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- process.exit(1);
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- break;
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- case 'EADDRINUSE':
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- console.error(bind + ' is already in use');
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- process.exit(1);
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- break;
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- default:
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+ function onError(error) {
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+ if (error.syscall !== 'listen') {
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throw error;
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+ }
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+
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+ let bind = typeof port === 'string' ?
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+ 'Pipe ' + port :
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+ 'Port ' + port;
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+
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+ // handle specific listen errors with friendly messages
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+ switch (error.code) {
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+ case 'EACCES':
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+ console.error(bind + ' requires elevated privileges');
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+ process.exit(1);
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+ break;
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+ case 'EADDRINUSE':
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+ console.error(bind + ' is already in use');
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+ process.exit(1);
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+ break;
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+ default:
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+ throw error;
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+ }
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}
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-}
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-/**
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- * Event listener for HTTP server "listening" event.
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- */
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+ /**
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+ * Event listener for HTTP server "listening" event.
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+ */
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+
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+ function onListening() {
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-function onListening() {
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- var addr = server.address();
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- var bind = typeof addr === 'string' ?
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- 'pipe ' + addr :
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- 'port ' + addr.port;
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- debug('Listening on ' + bind);
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+ if (cluster.isWorker) {
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+ console.log('worker' + cluster.worker.id);
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+ }
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+ let addr = server.address();
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+ let bind = typeof addr === 'string' ?
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+ 'pipe ' + addr :
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+ 'port ' + addr.port;
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+ debug('Listening on ' + bind);
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+ }
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}
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