PM2 Configuration

pm2.js

var pmx = require('pmx').init({
  http     : true,
  network  : true,
  ports    : true
});

var pm2 = require('pm2');
var path = require('path');

var MACHINE_NAME = process.env.APP_NAME;
var PRIVATE_KEY  = process.env.KEYMETRICS_PVT_KEY;   // Keymetrics Private key
var PUBLIC_KEY   = process.env.KEYMETRICS_PUB_KEY;   // Keymetrics Public  key

if (PRIVATE_KEY && PUBLIC_KEY) {
  pm2.connect(function() {
    pm2.start({
      script    : path.join(__dirname, 'index.js'),
      name      : process.env.APP_NAME,
    }, function() {
      pm2.interact(PRIVATE_KEY, PUBLIC_KEY, MACHINE_NAME, function() {
        // Display logs in standard output
        launchBus();
      });
    });
  });
} else {
  require('./index');
}

function launchBus() {
  pm2.launchBus(function(err, bus) {
    console.log('[PM2] Log streaming started');

    bus.on('log:out', function(packet) {
      console.log('[App:%s] %s', packet.process.name, packet.data);
    });

    bus.on('log:err', function(packet) {
      console.error('[App:%s][Err] %s', packet.process.name, packet.data);
    });
  });
}