Stop IGridService from throwing a fatal exception when an IPEndPoint cannot be resolved, and add some handlers to deal with this cleanly; a condition was observed on OSGrid where a neighbouring region with an invalid (unresolveable) hostname would prevent a region from starting. This is bad.

1 files changed, 3 insertions, 1 deletions

diff --git a/OpenSim/Services/Connectors/Neighbour/NeighbourServiceConnector.cs b/OpenSim/Services/Connectors/Neighbour/NeighbourServiceConnector.cs
index 0a982f8..daf0439 100644
--- a/OpenSim/Services/Connectors/Neighbour/NeighbourServiceConnector.cs
+++ b/OpenSim/Services/Connectors/Neighbour/NeighbourServiceConnector.cs
@@ -87,7 +87,9 @@ namespace OpenSim.Services.Connectors
 
         public bool DoHelloNeighbourCall(GridRegion region, RegionInfo thisRegion)
         {
-            string uri = "http://" + region.ExternalEndPoint.Address + ":" + region.HttpPort + "/region/" + thisRegion.RegionID + "/";
+            IPEndPoint ext = region.ExternalEndPoint;
+            if (ext == null) return false;
+            string uri = "http://" + ext.Address + ":" + region.HttpPort + "/region/" + thisRegion.RegionID + "/";
             //m_log.Debug("   >>> DoHelloNeighbourCall <<< " + uri);
 
             WebRequest HelloNeighbourRequest = WebRequest.Create(uri);