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improve dispose

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This commit is contained in:
Luke Pulverenti 2017-01-02 14:36:54 -05:00
parent 14af8211eb
commit 111324a726
1 changed files with 22 additions and 0 deletions
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22
Emby.Server.Core/EntryPoints/ExternalPortForwarding.cs
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@ -106,6 +106,11 @@ namespace Emby.Server.Core.EntryPoints
private async void _deviceDiscovery_DeviceDiscovered(object sender, GenericEventArgs<UpnpDeviceInfo> e)
{
if (_disposed)
{
return;
}
var info = e.Argument;
string usn;
@ -169,6 +174,11 @@ namespace Emby.Server.Core.EntryPoints
return;
}
if (_disposed)
{
return;
}
_logger.Debug("Calling Nat.Handle on " + identifier);
NatUtility.Handle(localAddress, info, endpoint, NatProtocol.Upnp);
}
@ -185,6 +195,11 @@ namespace Emby.Server.Core.EntryPoints
void NatUtility_DeviceFound(object sender, DeviceEventArgs e)
{
if (_disposed)
{
return;
}
try
{
var device = e.Device;
@ -210,6 +225,11 @@ namespace Emby.Server.Core.EntryPoints
private List<string> _usnsHandled = new List<string>();
private void CreateRules(INatDevice device)
{
if (_disposed)
{
throw new ObjectDisposedException("PortMapper");
}
// On some systems the device discovered event seems to fire repeatedly
// This check will help ensure we're not trying to port map the same device over and over
@ -249,8 +269,10 @@ namespace Emby.Server.Core.EntryPoints
_logger.Debug("NAT device lost: {0}", device.LocalAddress.ToString());
}
private bool _disposed = false;
public void Dispose()
{
_disposed = true;
DisposeNat();
}