APNS - Create Conncectino

gistfile1.js

var apns = require('apn');
var options = {
    cert: __dirname + '/../config/keys/aps_cert_' + env + '.pem',
    certData: null,
    key: __dirname + '/../config/keys/aps_key_' + env + '.pem',
    keyData: null,
    gateway: env == 'production' ? 'gateway.sandbox.push.apple.com' : 'gateway.sandbox.push.apple.com',
    port: 2195,
    enhanced: true,
    errorCallback: function(errorCode, note){
      util.debug('ERROR APNS ' + errorCode + " : " + note);
    },
    cacheLength: 5
};
var apnsConnection = new apns.Connection(options);