actionhero/initializers/id.js

actionhero.js is a multi-transport API Server with integrated cluster capabilities and delayed tasks

'use strict';

var cluster = require('cluster');
var path = require('path');
var argv = require('optimist').argv;

module.exports = {
  loadPriority:  100,
  startPriority: 2,
  initialize: function(api, next){
    if(argv.title){
      api.id = argv.title;
    }else if(process.env.ACTIONHERO_TITLE){
      api.id = process.env.ACTIONHERO_TITLE;
    }else if(!api.config.general.id){
      var externalIP = api.utils.getExternalIPAddress();
      if(externalIP === false){
        var message = ' * Error fetching this hosts external IP address; setting id base to \'actionhero\'';
        try{
          api.log(message, 'crit');
        }catch(e){
          console.log(message);
        }
        externalIP = 'actionhero';
      }

      api.id = externalIP;
      if(cluster.isWorker){ api.id += ':' + process.pid; }
    }else{
      api.id = api.config.general.id;
    }

    api.actionheroVersion = require('..' + path.sep + 'package.json').version;

    next();
  },

  start: function(api, next){
    api.log(['server ID: %s', api.id], 'notice');
    next();
  }
};