Tag Archives: media

FMS blocked port detection – ActionScript 3

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FMS block port detection – ActionScript 3

The fms port (1935) closed on many office firewalls, the problem
is that flash had 30 sec timeout before tunnle it to port 80.
Becouse that i write little script that use socket object to test the
port and tunnle it to http when port 1935 is closed.

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package
{
import flash.events.Event;
import flash.net.Socket;
import flash.events.IOErrorEvent
import flash.events.SecurityErrorEvent

/**
* @author Garry Lachman
*
* Usage:
* FMSPortTester.TestPorts(onSuccess)
* function onSuccess(_fmsURL:String):void   {
* }
*/

public class FMSPortTester
{
public static const FMS_URL:String = "127.0.0.1";
public static const PREFIX_1935:String = "rtmp://";
public static const PREFIX_80:String = "rtmpt://";

public static const SOCKET_TIMEOUT:Number = 3;

public function FMSPortTester() {   trace("static only class"); }

public static function TestPorts(_resultURLCallBack:Function):void  {
// Create socket connection to fms to check the ports
var socketTest:Socket = new Socket();
socketTest.connect(FMS_URL, 1935);
socketTest.addEventListener(Event.CONNECT, onSocketConnected);
socketTest.addEventListener(IOErrorEvent.IO_ERROR, onSocketError);
socketTest.addEventListener(SecurityErrorEvent.SECURITY_ERROR,onSocketError);
socketTest.timeout = (SOCKET_TIMEOUT * 1000);

// is connected, fms ports ok
function onSocketConnected(_e:Event):void   {
_resultURLCallBack(PREFIX_1935 + "" + FMS_URL);
}

// on error, fms ports closed
function onSocketError(_e:*):void   {
_resultURLCallBack(PREFIX_80 + "" + FMS_URL);
}
}
}
}