6 files changed, 47 insertions, 7 deletions

diff --git a/OpenSim/Services/Connectors/Hypergrid/GatekeeperServiceConnector.cs b/OpenSim/Services/Connectors/Hypergrid/GatekeeperServiceConnector.cs
index c426bba..6f159a0 100644
--- a/OpenSim/Services/Connectors/Hypergrid/GatekeeperServiceConnector.cs
+++ b/OpenSim/Services/Connectors/Hypergrid/GatekeeperServiceConnector.cs
@@ -87,7 +87,12 @@ namespace OpenSim.Services.Connectors.Hypergrid
             paramList.Add(hash);
 
             XmlRpcRequest request = new XmlRpcRequest("link_region", paramList);
-            string uri = "http://" + info.ExternalEndPoint.Address + ":" + info.HttpPort + "/";
+            IPEndPoint ext = info.ExternalEndPoint;
+            string uri = "";
+            if (ext != null)
+            {
+                uri = "http://" + ext.Address + ":" + info.HttpPort + "/";
+            }
             //m_log.Debug("[GATEKEEPER SERVICE CONNECTOR]: Linking to " + uri);
             XmlRpcResponse response = null;
             try
@@ -189,7 +194,12 @@ namespace OpenSim.Services.Connectors.Hypergrid
             paramList.Add(hash);
 
             XmlRpcRequest request = new XmlRpcRequest("get_region", paramList);
-            string uri = "http://" + gatekeeper.ExternalEndPoint.Address + ":" + gatekeeper.HttpPort + "/";
+            IPEndPoint ext = gatekeeper.ExternalEndPoint;
+            string uri = "";
+            if (ext != null)
+            {
+                uri = "http://" + ext.Address + ":" + gatekeeper.HttpPort + "/";
+            }
             m_log.Debug("[GATEKEEPER SERVICE CONNECTOR]: contacting " + uri);
             XmlRpcResponse response = null;
             try
diff --git a/OpenSim/Services/Connectors/Land/LandServiceConnector.cs b/OpenSim/Services/Connectors/Land/LandServiceConnector.cs
index 06bc11c..0223a77 100644
--- a/OpenSim/Services/Connectors/Land/LandServiceConnector.cs
+++ b/OpenSim/Services/Connectors/Land/LandServiceConnector.cs
@@ -83,6 +83,8 @@ namespace OpenSim.Services.Connectors
                 if (info != null) // just to be sure
                 {
                     XmlRpcRequest request = new XmlRpcRequest("land_data", paramList);
+                    
+                    //Possible nullref from info.externalendpoint will be caught here
                     string uri = "http://" + info.ExternalEndPoint.Address + ":" + info.HttpPort + "/";
                     XmlRpcResponse response = request.Send(uri, 10000);
                     if (response.IsFault)
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);
diff --git a/OpenSim/Services/Connectors/Presence/PresenceServiceConnector.cs b/OpenSim/Services/Connectors/Presence/PresenceServiceConnector.cs
index 41ebeaf..9f86078 100644
--- a/OpenSim/Services/Connectors/Presence/PresenceServiceConnector.cs
+++ b/OpenSim/Services/Connectors/Presence/PresenceServiceConnector.cs
@@ -300,6 +300,14 @@ namespace OpenSim.Services.Connectors
                 {
                     pinfo = new PresenceInfo((Dictionary<string, object>)replyData["result"]);
                 }
+                else
+                {
+                    m_log.DebugFormat("[PRESENCE CONNECTOR]: Invalid reply (result not dictionary) received from presence server when querying for sessionID {0}", sessionID.ToString());
+                }
+            }
+            else
+            {
+                m_log.DebugFormat("[PRESENCE CONNECTOR]: Invalid reply received from presence server when querying for sessionID {0}", sessionID.ToString());
             }
 
             return pinfo;
diff --git a/OpenSim/Services/Connectors/SimianGrid/SimianGridServiceConnector.cs b/OpenSim/Services/Connectors/SimianGrid/SimianGridServiceConnector.cs
index db9027a..6a61da6 100644
--- a/OpenSim/Services/Connectors/SimianGrid/SimianGridServiceConnector.cs
+++ b/OpenSim/Services/Connectors/SimianGrid/SimianGridServiceConnector.cs
@@ -105,6 +105,8 @@ namespace OpenSim.Services.Connectors.SimianGrid
 
         public string RegisterRegion(UUID scopeID, GridRegion regionInfo)
         {
+            IPEndPoint ext = regionInfo.ExternalEndPoint;
+            if (ext == null) return "Region registration for " + regionInfo.RegionName + " failed: Could not resolve EndPoint";
             Vector3d minPosition = new Vector3d(regionInfo.RegionLocX, regionInfo.RegionLocY, 0.0);
             Vector3d maxPosition = minPosition + new Vector3d(Constants.RegionSize, Constants.RegionSize, 4096.0);
 
@@ -115,7 +117,7 @@ namespace OpenSim.Services.Connectors.SimianGrid
                 { "ServerURI", OSD.FromString(regionInfo.ServerURI) },
                 { "InternalAddress", OSD.FromString(regionInfo.InternalEndPoint.Address.ToString()) },
                 { "InternalPort", OSD.FromInteger(regionInfo.InternalEndPoint.Port) },
-                { "ExternalAddress", OSD.FromString(regionInfo.ExternalEndPoint.Address.ToString()) },
+                { "ExternalAddress", OSD.FromString(ext.Address.ToString()) },
                 { "ExternalPort", OSD.FromInteger(regionInfo.ExternalEndPoint.Port) },
                 { "MapTexture", OSD.FromUUID(regionInfo.TerrainImage) },
                 { "Access", OSD.FromInteger(regionInfo.Access) },
diff --git a/OpenSim/Services/Connectors/Simulation/SimulationServiceConnector.cs b/OpenSim/Services/Connectors/Simulation/SimulationServiceConnector.cs
index ff0dd7e..748faef 100644
--- a/OpenSim/Services/Connectors/Simulation/SimulationServiceConnector.cs
+++ b/OpenSim/Services/Connectors/Simulation/SimulationServiceConnector.cs
@@ -348,9 +348,11 @@ namespace OpenSim.Services.Connectors.Simulation
 
         public bool RetrieveAgent(GridRegion destination, UUID id, out IAgentData agent)
         {
+            IPEndPoint ext = destination.ExternalEndPoint;
             agent = null;
+            if (ext == null) return false;
             // Eventually, we want to use a caps url instead of the agentID
-            string uri = "http://" + destination.ExternalEndPoint.Address + ":" + destination.HttpPort + AgentPath() + id + "/" + destination.RegionID.ToString() + "/";
+            string uri = "http://" + ext.Address + ":" + destination.HttpPort + AgentPath() + id + "/" + destination.RegionID.ToString() + "/";
             //Console.WriteLine("   >>> DoRetrieveRootAgentCall <<< " + uri);
 
             HttpWebRequest request = (HttpWebRequest)WebRequest.Create(uri);
@@ -442,7 +444,7 @@ namespace OpenSim.Services.Connectors.Simulation
             return true;
         }
 
-        public bool CloseAgent(GridRegion destination, UUID id)
+        private bool CloseAgent(GridRegion destination, UUID id, bool ChildOnly)
         {
             string uri = string.Empty;
             try
@@ -459,6 +461,8 @@ namespace OpenSim.Services.Connectors.Simulation
 
             WebRequest request = WebRequest.Create(uri);
             request.Method = "DELETE";
+            if (ChildOnly)
+                request.Method += "CHILD";
             request.Timeout = 10000;
 
             StreamReader sr = null;
@@ -491,6 +495,16 @@ namespace OpenSim.Services.Connectors.Simulation
             return true;
         }
 
+        public bool CloseChildAgent(GridRegion destination, UUID id)
+        {
+            return CloseAgent(destination, id, true);
+        }
+
+        public bool CloseAgent(GridRegion destination, UUID id)
+        {
+            return CloseAgent(destination, id, false);
+        }
+
         #endregion Agents
 
         #region Objects
@@ -502,8 +516,10 @@ namespace OpenSim.Services.Connectors.Simulation
 
         public bool CreateObject(GridRegion destination, ISceneObject sog, bool isLocalCall)
         {
+            IPEndPoint ext = destination.ExternalEndPoint;
+            if (ext == null) return false;
             string uri
-                = "http://" + destination.ExternalEndPoint.Address + ":" + destination.HttpPort + ObjectPath() + sog.UUID + "/";
+                = "http://" + ext.Address + ":" + destination.HttpPort + ObjectPath() + sog.UUID + "/";
             //m_log.Debug("   >>> DoCreateObjectCall <<< " + uri);
 
             WebRequest ObjectCreateRequest = WebRequest.Create(uri);