Function master

cluster.js:193–378

(count, mode, options, callback, https)

};

function master(count, mode, options, callback, https) {

	if (count == null)
		count = require('os').cpus().length;

	OPTIONS.auto = count === 'auto';

	if (OPTIONS.auto)
		count = 1;

	if (typeof(options) === 'function') {
		callback = options;
		options = {};
	}  else if (!options)
		options = {};

	OPTIONS.count = count;
	OPTIONS.mode = mode;
	OPTIONS.options = options;

	var Os = require('os');
	require('./utils');

	console.log('==================== CLUSTER =======================');
	console.log('PID         : ' + process.pid);
	console.log('Node.js     : ' + process.version);
	console.log('OS          : ' + Os.platform() + ' ' + Os.release());
	console.log('Threads     : {0}'.format(OPTIONS.auto ? 'auto' : (count + 'x')));
	console.log('====================================================');
	console.log('Date        : ' + new Date().format('yyyy-MM-dd HH:mm:ss'));
	console.log('Mode        : ' + mode);
	options.thread && console.log('Thread      : ' + options.thread);
	console.log('====================================================\n');

	if (options.thread)
		global.THREAD = options.thread;

	if (mode === 'debug') {
		require('./debug').watcher(function(changes) {
			var can = false;
			if (options.thread) {
				for (var i = 0; i < changes.length; i++) {
					var change = changes[i];
					if (change.indexOf('/threads/') !== -1) {
						if (change.indexOf('/threads/' + options.thread + '/') !== -1) {
							can = true;
							break;
						}
					} else {
						can = true;
						break;
					}
				}
			} else
				can = true;
			can && exports.restart();
		});
	}