Added simulation version compatibility check so that agents coming from 0.7.6 to a varregion running in 0.8 and above will be denied teleport, rather than be allowed and crash the viewer.

2 files changed, 5 insertions, 3 deletions

diff --git a/OpenSim/Services/Connectors/Simulation/SimulationServiceConnector.cs b/OpenSim/Services/Connectors/Simulation/SimulationServiceConnector.cs
index 099ba98..b6fde72 100644
--- a/OpenSim/Services/Connectors/Simulation/SimulationServiceConnector.cs
+++ b/OpenSim/Services/Connectors/Simulation/SimulationServiceConnector.cs
@@ -282,7 +282,7 @@ namespace OpenSim.Services.Connectors.Simulation
         }
 
 
-        public bool QueryAccess(GridRegion destination, UUID agentID, string agentHomeURI, bool viaTeleport, Vector3 position, out string version, out string reason)
+        public bool QueryAccess(GridRegion destination, UUID agentID, string agentHomeURI, bool viaTeleport, Vector3 position, string myversion, out string version, out string reason)
         {
             reason = "Failed to contact destination";
             version = "Unknown";
@@ -298,6 +298,7 @@ namespace OpenSim.Services.Connectors.Simulation
             OSDMap request = new OSDMap();
             request.Add("viaTeleport", OSD.FromBoolean(viaTeleport));
             request.Add("position", OSD.FromString(position.ToString()));
+            request.Add("my_version", OSD.FromString(myversion));
             if (agentHomeURI != null)
                 request.Add("agent_home_uri", OSD.FromString(agentHomeURI));
 
diff --git a/OpenSim/Services/Interfaces/ISimulationService.cs b/OpenSim/Services/Interfaces/ISimulationService.cs
index 8b87ac0..12ab478 100644
--- a/OpenSim/Services/Interfaces/ISimulationService.cs
+++ b/OpenSim/Services/Interfaces/ISimulationService.cs
@@ -85,10 +85,11 @@ namespace OpenSim.Services.Interfaces
         /// <param name="agentHomeURI">The visitor's Home URI. Will be missing (null) in older OpenSims.</param>
         /// <param name="viaTeleport">True: via teleport; False: via cross (walking)</param>
         /// <param name="position">Position in the region</param>
-        /// <param name="version"></param>
+        /// <param name="sversion">version that the requesting simulator is runing</param>
+        /// <param name="version">version that the target simulator is running</param>
         /// <param name="reason">[out] Optional error message</param>
         /// <returns>True: ok; False: not allowed</returns>
-        bool QueryAccess(GridRegion destination, UUID agentID, string agentHomeURI, bool viaTeleport, Vector3 position, out string version, out string reason);
+        bool QueryAccess(GridRegion destination, UUID agentID, string agentHomeURI, bool viaTeleport, Vector3 position, string sversion, out string version, out string reason);
 
         /// <summary>
         /// Message from receiving region to departing region, telling it got contacted by the client.