/**

 * Initialize application configuration.

 */

module.exports.defaultConfiguration = function(app) {

  var args = parseArgs(process.argv);

  setupEnv(app, args);  //设置env参数..来自进程参数

  loadMaster(app);//设置master参数

  loadServers(app);//设置servers  保存在 serverMap..

  processArgs(app, args);//根据进程参数设置  serverType,main,SERVER_ID,mode  ,curServer

  configLogger(app);//配置日志

  loadLifecycle(app);//设置生存周期回调....会读取app/lifeCycle.js...

};