Don't cache regions data on the other unused LocalGridServiceConnector that the module code still sets up even if we're using one directly instantiated from the RemoteGridServiceConnector.

Also improves log messages to indicate which regions are sending/receiving various neighbour protocol messages.

4 files changed, 42 insertions, 22 deletions

diff --git a/OpenSim/Region/CoreModules/ServiceConnectorsOut/Grid/LocalGridServiceConnector.cs b/OpenSim/Region/CoreModules/ServiceConnectorsOut/Grid/LocalGridServiceConnector.cs
index 540f33a..01be339 100644
--- a/OpenSim/Region/CoreModules/ServiceConnectorsOut/Grid/LocalGridServiceConnector.cs
+++ b/OpenSim/Region/CoreModules/ServiceConnectorsOut/Grid/LocalGridServiceConnector.cs
@@ -41,8 +41,7 @@ using OpenMetaverse;
 
 namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Grid
 {
-    public class LocalGridServicesConnector :
-            ISharedRegionModule, IGridService
+    public class LocalGridServicesConnector : ISharedRegionModule, IGridService
     {
         private static readonly ILog m_log =
                 LogManager.GetLogger(
@@ -51,7 +50,7 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Grid
         private IGridService m_GridService;
         private Dictionary<UUID, RegionCache> m_LocalCache = new Dictionary<UUID, RegionCache>();
 
-        private bool m_Enabled = false;
+        private bool m_Enabled;
 
         public LocalGridServicesConnector()
         {
@@ -59,7 +58,7 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Grid
 
         public LocalGridServicesConnector(IConfigSource source)
         {
-            m_log.Debug("[LOCAL GRID CONNECTOR]: LocalGridServicesConnector instantiated");
+            m_log.Debug("[LOCAL GRID SERVICE CONNECTOR]: LocalGridServicesConnector instantiated directly.");
             InitialiseService(source);
         }
 
@@ -84,8 +83,7 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Grid
                 if (name == Name)
                 {
                     InitialiseService(source);
-                    m_Enabled = true;
-                    m_log.Info("[LOCAL GRID CONNECTOR]: Local grid connector enabled");
+                    m_log.Info("[LOCAL GRID SERVICE CONNECTOR]: Local grid connector enabled");
                 }
             }
         }
@@ -95,7 +93,7 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Grid
             IConfig assetConfig = source.Configs["GridService"];
             if (assetConfig == null)
             {
-                m_log.Error("[LOCAL GRID CONNECTOR]: GridService missing from OpenSim.ini");
+                m_log.Error("[LOCAL GRID SERVICE CONNECTOR]: GridService missing from OpenSim.ini");
                 return;
             }
 
@@ -104,7 +102,7 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Grid
 
             if (serviceDll == String.Empty)
             {
-                m_log.Error("[LOCAL GRID CONNECTOR]: No LocalServiceModule named in section GridService");
+                m_log.Error("[LOCAL GRID SERVICE CONNECTOR]: No LocalServiceModule named in section GridService");
                 return;
             }
 
@@ -115,16 +113,20 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Grid
 
             if (m_GridService == null)
             {
-                m_log.Error("[LOCAL GRID CONNECTOR]: Can't load grid service");
+                m_log.Error("[LOCAL GRID SERVICE CONNECTOR]: Can't load grid service");
                 return;
             }
+
+            m_Enabled = true;
         }
 
         public void PostInitialise()
         {
+            // FIXME: We will still add this command even if we aren't enabled since RemoteGridServiceConnector
+            // will have instantiated us directly.
             MainConsole.Instance.Commands.AddCommand("Regions", false, "show neighbours",
                 "show neighbours",
-                "Shows the local regions' neighbours", NeighboursCommand);
+                "Shows the local regions' neighbours", HandleShowNeighboursCommand);
         }
 
         public void Close()
@@ -133,17 +135,22 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Grid
 
         public void AddRegion(Scene scene)
         {
-            if (m_Enabled)
-                scene.RegisterModuleInterface<IGridService>(this);
+            if (!m_Enabled)
+                return;
+
+            scene.RegisterModuleInterface<IGridService>(this);
 
             if (m_LocalCache.ContainsKey(scene.RegionInfo.RegionID))
-                m_log.ErrorFormat("[LOCAL GRID CONNECTOR]: simulator seems to have more than one region with the same UUID. Please correct this!");
+                m_log.ErrorFormat("[LOCAL GRID SERVICE CONNECTOR]: simulator seems to have more than one region with the same UUID. Please correct this!");
             else
                 m_LocalCache.Add(scene.RegionInfo.RegionID, new RegionCache(scene));
         }
 
         public void RemoveRegion(Scene scene)
         {
+            if (!m_Enabled)
+                return;
+            
             m_LocalCache[scene.RegionInfo.RegionID].Clear();
             m_LocalCache.Remove(scene.RegionInfo.RegionID);
         }
@@ -232,7 +239,7 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Grid
 
         #endregion
 
-        public void NeighboursCommand(string module, string[] cmdparams)
+        public void HandleShowNeighboursCommand(string module, string[] cmdparams)
         {
             System.Text.StringBuilder caps = new System.Text.StringBuilder();
 
diff --git a/OpenSim/Region/CoreModules/ServiceConnectorsOut/Grid/RegionCache.cs b/OpenSim/Region/CoreModules/ServiceConnectorsOut/Grid/RegionCache.cs
index 9172536..8d83fb6 100644
--- a/OpenSim/Region/CoreModules/ServiceConnectorsOut/Grid/RegionCache.cs
+++ b/OpenSim/Region/CoreModules/ServiceConnectorsOut/Grid/RegionCache.cs
@@ -55,6 +55,7 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Grid
 
         public RegionCache(Scene s)
         {
+            Util.PrintCallStack();
             m_scene = s;
             m_scene.EventManager.OnRegionUp += OnRegionUp;
         }
diff --git a/OpenSim/Region/CoreModules/ServiceConnectorsOut/Neighbour/LocalNeighbourServiceConnector.cs b/OpenSim/Region/CoreModules/ServiceConnectorsOut/Neighbour/LocalNeighbourServiceConnector.cs
index 40cc536..7a90686 100644
--- a/OpenSim/Region/CoreModules/ServiceConnectorsOut/Neighbour/LocalNeighbourServiceConnector.cs
+++ b/OpenSim/Region/CoreModules/ServiceConnectorsOut/Neighbour/LocalNeighbourServiceConnector.cs
@@ -125,13 +125,13 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Neighbour
             uint x, y;
             Utils.LongToUInts(regionHandle, out x, out y);
 
-            m_log.DebugFormat("[NEIGHBOUR CONNECTOR]: HelloNeighbour from region {0} to region at {1}-{2}",
-                thisRegion.RegionName, x / Constants.RegionSize, y / Constants.RegionSize);
-
             foreach (Scene s in m_Scenes)
             {
                 if (s.RegionInfo.RegionHandle == regionHandle)
                 {
+                    m_log.DebugFormat("[LOCAL NEIGHBOUR SERVICE CONNECTOR]: HelloNeighbour from region {0} to neighbour {1} at {2}-{3}",
+                        thisRegion.RegionName, s.Name, x / Constants.RegionSize, y / Constants.RegionSize);
+
                     //m_log.Debug("[NEIGHBOUR CONNECTOR]: Found region to SendHelloNeighbour");
                     return s.IncomingHelloNeighbour(thisRegion);
                 }
diff --git a/OpenSim/Region/Framework/Scenes/SceneCommunicationService.cs b/OpenSim/Region/Framework/Scenes/SceneCommunicationService.cs
index eff635b..661e03c 100644
--- a/OpenSim/Region/Framework/Scenes/SceneCommunicationService.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneCommunicationService.cs
@@ -84,16 +84,23 @@ namespace OpenSim.Region.Framework.Scenes
             if (neighbourService != null)
                 neighbour = neighbourService.HelloNeighbour(regionhandle, region);
             else
-                m_log.DebugFormat("[SCENE COMMUNICATION SERVICE]: No neighbour service provided for informing neigbhours of this region");
+                m_log.DebugFormat(
+                    "[SCENE COMMUNICATION SERVICE]: No neighbour service provided for region {0} to inform neigbhours of status",
+                    m_scene.Name);
 
             if (neighbour != null)
             {
-                m_log.DebugFormat("[SCENE COMMUNICATION SERVICE]: Successfully informed neighbour {0}-{1} that I'm here", x / Constants.RegionSize, y / Constants.RegionSize);
+                m_log.DebugFormat(
+                    "[SCENE COMMUNICATION SERVICE]: Region {0} successfully informed neighbour {1} at {2}-{3} that it is up",
+                    m_scene.Name, neighbour.RegionName, x / Constants.RegionSize, y / Constants.RegionSize);
+
                 m_scene.EventManager.TriggerOnRegionUp(neighbour);
             }
             else
             {
-                m_log.InfoFormat("[SCENE COMMUNICATION SERVICE]: Failed to inform neighbour {0}-{1} that I'm here.", x / Constants.RegionSize, y / Constants.RegionSize);
+                m_log.WarnFormat(
+                    "[SCENE COMMUNICATION SERVICE]: Region {0} failed to inform neighbour at {1}-{2} that it is up.",
+                    x / Constants.RegionSize, y / Constants.RegionSize);
             }
         }
 
@@ -101,8 +108,13 @@ namespace OpenSim.Region.Framework.Scenes
         {
             //m_log.Info("[INTER]: " + debugRegionName + ": SceneCommunicationService: Sending InterRegion Notification that region is up " + region.RegionName);
 
-            List<GridRegion> neighbours = m_scene.GridService.GetNeighbours(m_scene.RegionInfo.ScopeID, m_scene.RegionInfo.RegionID);
-            m_log.DebugFormat("[SCENE COMMUNICATION SERVICE]: Informing {0} neighbours that this region is up", neighbours.Count);
+            List<GridRegion> neighbours
+                = m_scene.GridService.GetNeighbours(m_scene.RegionInfo.ScopeID, m_scene.RegionInfo.RegionID);
+
+            m_log.DebugFormat(
+                "[SCENE COMMUNICATION SERVICE]: Informing {0} neighbours that region {1} is up",
+                neighbours.Count, m_scene.Name);
+
             foreach (GridRegion n in neighbours)
             {
                 InformNeighbourThatRegionUpDelegate d = InformNeighboursThatRegionIsUpAsync;