fore.st/src/counters.js
2016-01-06 21:42:48 -08:00

48 lines
1.2 KiB
JavaScript

var Logger = require('./logger');
var path = require('path');
var counterLog = new Logger.Logger(path.resolve(__dirname, '..', 'counters.log'));
import os from 'os';
import io from 'socket.io';
import Socket from 'socket.io/lib/socket';
var counters = {};
exports.add = function (counter, value) {
if (!value) {
value = 1;
}
if (!counters.hasOwnProperty(counter)) {
counters[counter] = value;
} else {
counters[counter] += value;
}
};
Socket.prototype._packet = Socket.prototype.packet;
Socket.prototype.packet = function () {
this._packet.apply(this, arguments);
exports.add('socket.io:packet');
};
function getConnectedSockets() {
var sockets = io.instance.sockets.sockets;
if (typeof sockets.length === 'number') {
return sockets.length;
} else {
return Object.keys(sockets).length;
}
}
setInterval(function () {
try {
counters['memory:rss'] = process.memoryUsage().rss / 1048576;
counters['load:1min'] = os.loadavg()[0];
counters['socket.io:count'] = getConnectedSockets();
counterLog.log(JSON.stringify(counters));
} catch (e) {
Logger.errlog.log(e.stack);
}
counters = {};
}, 60000);