/// <summary>
/// Processes events received from FreeSWITCH and dispatches them to the
/// application event handlers. This is called from <see cref="SwitchApp" />
/// immediately after <see cref="SwitchApp.Main" /> returns on the
/// application thread.
/// </summary>
internal static void EventLoop()
{
// Enlist in low-level global events if the application requested.
var options = (switch_xml_section_enum_t)0;
if (dialPlanEvent != null)
{
options |= switch_xml_section_enum_t.SWITCH_XML_SECTION_DIALPLAN;
}
if (userDirectoryEvent != null)
{
options |= switch_xml_section_enum_t.SWITCH_XML_SECTION_DIRECTORY;
}
if (options != (switch_xml_section_enum_t)0)
{
eventBinding = SwitchXmlSearchBinding.Bind(OnSwitchXmlSearchEvent, options);
}
// Decided whether we're going to actually consume NeonSwitch events based
// on whether the application enlisted in the [EventReceived] event within
// its [Main()] method. Note that we we'll exit the event loop (and the
// application's background thread) immediately if this is the case.
if (eventReceived == null)
{
return;
}
eventConsumer = new EventConsumer("all", string.Empty, 0);
// Loop, waiting for the application to terminate.
while (!stopPending)
{
try
{
var fsEvent = eventConsumer.pop(1, 0);
var switchEvent = new SwitchEvent(fsEvent.InternalEvent);
RaiseEventReceived(new SwitchEventArgs(switchEvent));
if (switchEvent.EventType == SwitchEventCode.BackgroundJob)
{
RaiseJobCompletedEvent(new JobCompletedEventArgs(switchEvent.Headers.Get("Job-ID", Guid.Empty)));
}
}
catch (Exception e)
{
SysLog.LogException(e);
}
}
}
public static void EventMainLoop()
{
EventConsumer ec = null;
try
{
ec = new EventConsumer("CUSTOM", "sofia::register_attempt", 100);
ec.bind("SHUTDOWN", String.Empty);
ec.bind("HEARTBEAT", String.Empty);
while (Running)
{
var evt = ec.pop(0, 0);
if (evt == null)
{
continue;
}
var en = evt.InternalEvent.GetValueOfHeader("Event-Name");
if (en == "CUSTOM")
{
en = evt.InternalEvent.GetValueOfHeader("Event-SubClass");
}
switch (en)
{
case @"sofia::register_attempt":
{
var iev = evt.InternalEvent;
var ar = iev.GetValueOfHeader("auth-result"); // get the value of the result to see if it's the case we want
var ip = iev.GetValueOfHeader("network-ip"); // and the ip address the register came from
if (ar == "FORBIDDEN")
{
BanTracker.TrackFailure(ip);
}
}
break;
case "SHUTDOWN":
Log.WriteLine(LogLevel.Critical, "FTB: Processing Shutdown event");
Running = false;
break;
case "HEARTBEAT":
BanTracker.CleanUp();
break;
default:
break;
}
}
}
catch (Exception exx)
{
Log.WriteLine(LogLevel.Critical, "FailToBan -- Exception in event loop {0}", exx.Message);
}
finally
{
if (ec != null)
{
ec.Dispose();
}
_eventThread = null;
}
}