nyx_server/metrics/Collector.js

Node内容发布

/* global process */
/* global global */
var OS = require("os");
var _ = require("lodash");
var Promise = require("bluebird");
var influx = require("influx");

var client = influx({
  host : '10.50.8.128',
  port : 8086, // optional, default 8086
  protocol : 'http', // optional, default 'http'
  database : 'Nyx'
});


var ips = (function(){
   var ifaces = OS.networkInterfaces();
   return _.flatten(_.map(Object.keys(ifaces), function(ifname){
    var interfaces = _.filter(ifaces[ifname], {family: 'IPv4', internal: false});
    return _.map(interfaces, 'address');
  }));
})();


var processName = ips[0]+(process.env.name ? "_"+process.env.name : "")+ (process.env.pm_id ? "_"+process.env.pm_id : "");

/**
 * 
 */
function start(){
	setTimeout(function(){
		connectInfoCollector();
    processInfoCollect();
		start();
	} , 3000);
}

/**
 * 数据库连接信息收集
 */
function connectInfoCollector(){
	var poolsInfo = global.pools.getState();
  Object.keys(poolsInfo).forEach(function(key){
     client.writePoint("connect_info", poolsInfo[key] ,{processName:processName, connectKey:key}, function(){});  //等待处理请求数
  });
}

/**
 * 进程信息收集
 */
function processInfoCollect(){
  var hostname = OS.hostname();
  client.writePoint("process_info", _.extend({freemem:OS.freemem(),totalmem:OS.totalmem()},process.memoryUsage()) ,{processName:processName}, function(){});  //等待处理请求数
}

module.exports.start = start;