Merge pull request #10068 from Mailaender/catch-natdevice-externalip

Fixed crashes when NatDevice.GetExternalIP() fails
This commit is contained in:
abcdefg30
2015-12-01 17:20:13 +01:00
2 changed files with 27 additions and 11 deletions

View File

@@ -9,14 +9,14 @@
#endregion
using System;
using System.Net;
using Mono.Nat;
namespace OpenRA.Network
{
public static class UPnP
{
public static INatDevice NatDevice;
static INatDevice natDevice;
public static void TryNatDiscovery()
{
@@ -42,7 +42,7 @@ namespace OpenRA.Network
Log.Write("server", "Stopping NAT discovery.");
NatUtility.StopDiscovery();
if (NatDevice == null || NatDevice.GetType() != typeof(Mono.Nat.Upnp.UpnpNatDevice))
if (natDevice == null || natDevice.GetType() != typeof(Mono.Nat.Upnp.UpnpNatDevice))
{
Log.Write("server",
"No NAT devices with UPnP enabled found within {0} ms deadline. Disabling automatic port forwarding.".F(Game.Settings.Server.NatDiscoveryTimeout));
@@ -60,11 +60,11 @@ namespace OpenRA.Network
try
{
NatDevice = args.Device;
Log.Write("server", "Type: {0}", NatDevice.GetType());
Log.Write("server", "Your external IP is: {0}", NatDevice.GetExternalIP());
natDevice = args.Device;
Log.Write("server", "Type: {0}", natDevice.GetType());
Log.Write("server", "Your external IP is: {0}", natDevice.GetExternalIP());
foreach (var mp in NatDevice.GetAllMappings())
foreach (var mp in natDevice.GetAllMappings())
Log.Write("server", "Existing port mapping: protocol={0}, public={1}, private={2}",
mp.Protocol, mp.PublicPort, mp.PrivatePort);
}
@@ -82,7 +82,7 @@ namespace OpenRA.Network
try
{
var mapping = new Mapping(Protocol.Tcp, Game.Settings.Server.ExternalPort, Game.Settings.Server.ListenPort, lifetime);
NatDevice.CreatePortMap(mapping);
natDevice.CreatePortMap(mapping);
Log.Write("server", "Create port mapping: protocol = {0}, public = {1}, private = {2}, lifetime = {3} s",
mapping.Protocol, mapping.PublicPort, mapping.PrivatePort, mapping.Lifetime);
}
@@ -106,7 +106,7 @@ namespace OpenRA.Network
try
{
var mapping = new Mapping(Protocol.Tcp, Game.Settings.Server.ExternalPort, Game.Settings.Server.ListenPort);
NatDevice.DeletePortMap(mapping);
natDevice.DeletePortMap(mapping);
Log.Write("server", "Remove port mapping: protocol = {0}, public = {1}, private = {2}, expiration = {3}",
mapping.Protocol, mapping.PublicPort, mapping.PrivatePort, mapping.Expiration);
}
@@ -116,5 +116,21 @@ namespace OpenRA.Network
Game.Settings.Server.AllowPortForward = false;
}
}
public static IPAddress GetExternalIP()
{
if (natDevice == null)
return null;
try
{
return natDevice.GetExternalIP();
}
catch (Exception e)
{
Log.Write("server", "Failed to get the external IP from NAT device: {0}", e);
return null;
}
}
}
}

View File

@@ -497,9 +497,9 @@ namespace OpenRA.Mods.Common.Widgets.Logic
public static string GetExternalIP(int clientIndex, OrderManager orderManager)
{
var address = orderManager.LobbyInfo.ClientWithIndex(clientIndex).IpAddress;
if (clientIndex == orderManager.LocalClient.Index && address == IPAddress.Loopback.ToString() && UPnP.NatDevice != null)
if (clientIndex == orderManager.LocalClient.Index && address == IPAddress.Loopback.ToString())
{
var externalIP = UPnP.NatDevice.GetExternalIP();
var externalIP = UPnP.GetExternalIP();
if (externalIP != null)
address = externalIP.ToString();
}