Merge branch 'master' into careminster

Conflicts:
	OpenSim/Capabilities/Handlers/GetTexture/GetTextureHandler.cs
	OpenSim/Region/ClientStack/Linden/Caps/BunchOfCaps/BunchOfCaps.cs
	OpenSim/Region/ClientStack/Linden/Caps/UploadBakedTextureModule.cs
	OpenSim/Region/ClientStack/Linden/UDP/LLUDPServer.cs
	OpenSim/Region/CoreModules/Framework/Caps/CapabilitiesModule.cs
	OpenSim/Region/CoreModules/Scripting/HttpRequest/ScriptsHttpRequests.cs
	OpenSim/Region/CoreModules/ServiceConnectorsOut/Simulation/LocalSimulationConnector.cs
	OpenSim/Region/Framework/Scenes/Scene.cs
	OpenSim/Region/Framework/Scenes/SceneCommunicationService.cs
	OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
	OpenSim/Region/Framework/Scenes/ScenePresence.cs
	OpenSim/Region/ScriptEngine/Shared/Api/Implementation/Plugins/SensorRepeat.cs
	OpenSim/Server/Handlers/Simulation/AgentHandlers.cs
	OpenSim/Services/Connectors/Asset/AssetServicesConnector.cs
	OpenSim/Services/Connectors/Simulation/SimulationServiceConnector.cs
	OpenSim/Services/HypergridService/UserAgentService.cs

10 files changed, 244 insertions, 168 deletions

diff --git a/OpenSim/Services/Connectors/Asset/AssetServicesConnector.cs b/OpenSim/Services/Connectors/Asset/AssetServicesConnector.cs
index 4b502b7..3e06cf0 100644
--- a/OpenSim/Services/Connectors/Asset/AssetServicesConnector.cs
+++ b/OpenSim/Services/Connectors/Asset/AssetServicesConnector.cs
@@ -66,6 +66,12 @@ namespace OpenSim.Services.Connectors
 
         private Thread[] m_fetchThreads;
 
+        public int MaxAssetRequestConcurrency
+        {
+            get { return m_maxAssetRequestConcurrency; }
+            set { m_maxAssetRequestConcurrency = value; }
+        }
+
         public AssetServicesConnector()
         {
         }
diff --git a/OpenSim/Services/Connectors/GridUser/GridUserServicesConnector.cs b/OpenSim/Services/Connectors/GridUser/GridUserServicesConnector.cs
index 94bda82..1a62d2f 100644
--- a/OpenSim/Services/Connectors/GridUser/GridUserServicesConnector.cs
+++ b/OpenSim/Services/Connectors/GridUser/GridUserServicesConnector.cs
@@ -214,7 +214,7 @@ namespace OpenSim.Services.Connectors
 
                 }
                 else
-                    m_log.DebugFormat("[GRID USER CONNECTOR]: Loggedin received empty reply");
+                    m_log.DebugFormat("[GRID USER CONNECTOR]: Get received empty reply");
             }
             catch (Exception e)
             {
diff --git a/OpenSim/Services/Connectors/SimianGrid/SimianPresenceServiceConnector.cs b/OpenSim/Services/Connectors/SimianGrid/SimianPresenceServiceConnector.cs
index 7bb06fb..01163aa 100644
--- a/OpenSim/Services/Connectors/SimianGrid/SimianPresenceServiceConnector.cs
+++ b/OpenSim/Services/Connectors/SimianGrid/SimianPresenceServiceConnector.cs
@@ -65,7 +65,7 @@ namespace OpenSim.Services.Connectors.SimianGrid
         public void PostInitialise() { }
         public void Close() { }
 
-        public SimianPresenceServiceConnector() { m_activityDetector = new SimianActivityDetector(this); }
+        public SimianPresenceServiceConnector() { }
         public string Name { get { return "SimianPresenceServiceConnector"; } }
         public void AddRegion(Scene scene)
         {
@@ -121,6 +121,7 @@ namespace OpenSim.Services.Connectors.SimianGrid
                     if (!serviceUrl.EndsWith("/") && !serviceUrl.EndsWith("="))
                         serviceUrl = serviceUrl + '/';
                     m_serverUrl = serviceUrl;
+                    m_activityDetector = new SimianActivityDetector(this); 
                     m_Enabled = true;
                 }
             }
@@ -314,11 +315,15 @@ namespace OpenSim.Services.Connectors.SimianGrid
 
             UUID userID = new UUID(user);
             OSDMap userResponse = GetUserData(userID);
-            if (userResponse != null)
-                return ResponseToGridUserInfo(userResponse);
 
-            m_log.WarnFormat("[SIMIAN PRESENCE CONNECTOR]: Failed to retrieve user data for {0}: {1}",userID,userResponse["Message"].AsString());
-            return null;
+            if (userResponse == null)
+            {
+                m_log.WarnFormat("[SIMIAN PRESENCE CONNECTOR]: Failed to retrieve user data for {0}", userID);
+            }
+
+            // Note that ResponseToGridUserInfo properly checks for and returns a null if passed a null.
+            return ResponseToGridUserInfo(userResponse);
+
         }
 
         #endregion
diff --git a/OpenSim/Services/Connectors/Simulation/SimulationServiceConnector.cs b/OpenSim/Services/Connectors/Simulation/SimulationServiceConnector.cs
index da77719..0e74073 100644
--- a/OpenSim/Services/Connectors/Simulation/SimulationServiceConnector.cs
+++ b/OpenSim/Services/Connectors/Simulation/SimulationServiceConnector.cs
@@ -272,41 +272,6 @@ namespace OpenSim.Services.Connectors.Simulation
             return false;
         }
 
-        /// <summary>
-        /// Not sure what sequence causes this function to be invoked. The only calling
-        /// path is through the GET method 
-        /// </summary>
-        public bool RetrieveAgent(GridRegion destination, UUID id, out IAgentData agent)
-        {
-            // m_log.DebugFormat("[REMOTE SIMULATION CONNECTOR]: RetrieveAgent start");
-
-            agent = null;
-
-            // Eventually, we want to use a caps url instead of the agentID
-            string uri = destination.ServerURI + AgentPath() + id + "/" + destination.RegionID.ToString() + "/";
-
-            try
-            {
-                OSDMap result = WebUtil.GetFromService(uri, 10000);
-                if (result["Success"].AsBoolean())
-                {
-                    // OSDMap args = Util.GetOSDMap(result["_RawResult"].AsString());
-                    OSDMap args = (OSDMap)result["_Result"];
-                    if (args != null)
-                    {
-                        agent = new CompleteAgentData();
-                        agent.Unpack(args, null);
-                        return true;
-                    }
-                }
-            }
-            catch (Exception e)
-            {
-                m_log.Warn("[REMOTE SIMULATION CONNECTOR]: UpdateAgent failed with exception: " + e.ToString());
-            }
-
-            return false;
-        }
 
         /// <summary>
         /// </summary>
@@ -405,35 +370,25 @@ namespace OpenSim.Services.Connectors.Simulation
             return true;
         }
 
-        private bool CloseAgent(GridRegion destination, UUID id, bool ChildOnly)
+        /// <summary>
+        /// </summary>
+        public bool CloseAgent(GridRegion destination, UUID id, string auth_code)
         {
-//            m_log.DebugFormat("[REMOTE SIMULATION CONNECTOR]: CloseAgent start");
-            Util.FireAndForget(x => {
-                string uri = destination.ServerURI + AgentPath() + id + "/" + destination.RegionID.ToString() + "/";
+            string uri = destination.ServerURI + AgentPath() + id + "/" + destination.RegionID.ToString() + "/?auth=" + auth_code;
+            m_log.DebugFormat("[REMOTE SIMULATION CONNECTOR]: CloseAgent {0}", uri);
 
-                try
-                {
-                    WebUtil.ServiceOSDRequest(uri, null, "DELETE", 10000, false);
-                }
-                catch (Exception e)
-                {
-                    m_log.WarnFormat("[REMOTE SIMULATION CONNECTOR] CloseAgent failed with exception; {0}",e.ToString());
-                }
-            });
+            try
+            {
+                WebUtil.ServiceOSDRequest(uri, null, "DELETE", 10000, false);
+            }
+            catch (Exception e)
+            {
+                m_log.WarnFormat("[REMOTE SIMULATION CONNECTOR] CloseAgent failed with exception; {0}",e.ToString());
+            }
 
             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
diff --git a/OpenSim/Services/HypergridService/GatekeeperService.cs b/OpenSim/Services/HypergridService/GatekeeperService.cs
index 0cf1c14..0a3e70b 100644
--- a/OpenSim/Services/HypergridService/GatekeeperService.cs
+++ b/OpenSim/Services/HypergridService/GatekeeperService.cs
@@ -419,6 +419,12 @@ namespace OpenSim.Services.HypergridService
             if (!CheckAddress(aCircuit.ServiceSessionID))
                 return false;
 
+            if (string.IsNullOrEmpty(aCircuit.IPAddress))
+            {
+                m_log.DebugFormat("[GATEKEEPER SERVICE]: Agent did not provide a client IP address.");
+                return false;
+            }
+
             string userURL = string.Empty;
             if (aCircuit.ServiceURLs.ContainsKey("HomeURI"))
                 userURL = aCircuit.ServiceURLs["HomeURI"].ToString();
diff --git a/OpenSim/Services/HypergridService/HGSuitcaseInventoryService.cs b/OpenSim/Services/HypergridService/HGSuitcaseInventoryService.cs
index 410916f..2567c8f 100644
--- a/OpenSim/Services/HypergridService/HGSuitcaseInventoryService.cs
+++ b/OpenSim/Services/HypergridService/HGSuitcaseInventoryService.cs
@@ -54,7 +54,7 @@ namespace OpenSim.Services.HypergridService
                 LogManager.GetLogger(
                 MethodBase.GetCurrentMethod().DeclaringType);
 
-        private string m_HomeURL;
+//        private string m_HomeURL;
         private IUserAccountService m_UserAccountService;
         private IAvatarService m_AvatarService;
 
@@ -96,8 +96,8 @@ namespace OpenSim.Services.HypergridService
                 if (m_AvatarService == null)
                     throw new Exception(String.Format("Unable to create m_AvatarService from {0}", avatarDll));
 
-                m_HomeURL = Util.GetConfigVarFromSections<string>(config, "HomeURI",
-                    new string[] { "Startup", "Hypergrid", m_ConfigName }, String.Empty); 
+//                m_HomeURL = Util.GetConfigVarFromSections<string>(config, "HomeURI",
+//                    new string[] { "Startup", "Hypergrid", m_ConfigName }, String.Empty); 
 
 //                m_Cache = UserAccountCache.CreateUserAccountCache(m_UserAccountService);
             }
diff --git a/OpenSim/Services/HypergridService/UserAgentService.cs b/OpenSim/Services/HypergridService/UserAgentService.cs
index a6b5fc2..b414aca 100644
--- a/OpenSim/Services/HypergridService/UserAgentService.cs
+++ b/OpenSim/Services/HypergridService/UserAgentService.cs
@@ -30,6 +30,7 @@ using System.Collections.Generic;
 using System.Net;
 using System.Reflection;
 
+using OpenSim.Data;
 using OpenSim.Framework;
 using OpenSim.Services.Connectors.Friends;
 using OpenSim.Services.Connectors.Hypergrid;
@@ -50,14 +51,14 @@ namespace OpenSim.Services.HypergridService
     /// needs to do it for them.
     /// Once we have better clients, this shouldn't be needed.
     /// </summary>
-    public class UserAgentService : IUserAgentService
+    public class UserAgentService : UserAgentServiceBase, IUserAgentService
     {
         private static readonly ILog m_log =
                 LogManager.GetLogger(
                 MethodBase.GetCurrentMethod().DeclaringType);
 
         // This will need to go into a DB table
-        static Dictionary<UUID, TravelingAgentInfo> m_TravelingAgents = new Dictionary<UUID, TravelingAgentInfo>();
+        //static Dictionary<UUID, TravelingAgentInfo> m_Database = new Dictionary<UUID, TravelingAgentInfo>();
 
         static bool m_Initialized = false;
 
@@ -86,6 +87,7 @@ namespace OpenSim.Services.HypergridService
         }
 
         public UserAgentService(IConfigSource config, IFriendsSimConnector friendsConnector)
+            : base(config)
         {
             // Let's set this always, because we don't know the sequence
             // of instantiations
@@ -146,6 +148,9 @@ namespace OpenSim.Services.HypergridService
                 if (!m_GridName.EndsWith("/"))
                     m_GridName = m_GridName + "/";
 
+                // Finally some cleanup
+                m_Database.DeleteOld();
+
             }
         }
 
@@ -260,7 +265,8 @@ namespace OpenSim.Services.HypergridService
 
             // Generate a new service session
             agentCircuit.ServiceSessionID = region.ServerURI + ";" + UUID.Random();
-            TravelingAgentInfo old = UpdateTravelInfo(agentCircuit, region);
+            TravelingAgentInfo old = null;
+            TravelingAgentInfo travel = CreateTravelInfo(agentCircuit, region, fromLogin, out old);
             
             bool success = false;
             string myExternalIP = string.Empty;
@@ -282,23 +288,21 @@ namespace OpenSim.Services.HypergridService
                 m_log.DebugFormat("[USER AGENT SERVICE]: Unable to login user {0} {1} to grid {2}, reason: {3}", 
                     agentCircuit.firstname, agentCircuit.lastname, region.ServerURI, reason);
 
-                // restore the old travel info
-                lock (m_TravelingAgents)
-                {
-                    if (old == null)
-                        m_TravelingAgents.Remove(agentCircuit.SessionID);
-                    else
-                        m_TravelingAgents[agentCircuit.SessionID] = old;
-                }
+                if (old != null)
+                    StoreTravelInfo(old);
+                else
+                    m_Database.Delete(agentCircuit.SessionID);
 
                 return false;
             }
 
+            // Everything is ok
+
+            // Update the perceived IP Address of our grid 
             m_log.DebugFormat("[USER AGENT SERVICE]: Gatekeeper sees me as {0}", myExternalIP);
-            // else set the IP addresses associated with this client
-            if (fromLogin)
-                m_TravelingAgents[agentCircuit.SessionID].ClientIPAddress = agentCircuit.IPAddress;
-            m_TravelingAgents[agentCircuit.SessionID].MyIpAddress = myExternalIP;
+            travel.MyIpAddress = myExternalIP;
+
+            StoreTravelInfo(travel);
 
             return true;
         }
@@ -309,57 +313,39 @@ namespace OpenSim.Services.HypergridService
             return LoginAgentToGrid(agentCircuit, gatekeeper, finalDestination, false, out reason);
         }
 
-        private void SetClientIP(UUID sessionID, string ip)
+        TravelingAgentInfo CreateTravelInfo(AgentCircuitData agentCircuit, GridRegion region, bool fromLogin, out TravelingAgentInfo existing)
         {
-            if (m_TravelingAgents.ContainsKey(sessionID))
-            {
-                m_log.DebugFormat("[USER AGENT SERVICE]: Setting IP {0} for session {1}", ip, sessionID);
-                m_TravelingAgents[sessionID].ClientIPAddress = ip;
-            }
-        }
+            HGTravelingData hgt = m_Database.Get(agentCircuit.SessionID);
+            existing = null;
 
-        TravelingAgentInfo UpdateTravelInfo(AgentCircuitData agentCircuit, GridRegion region)
-        {
-            TravelingAgentInfo travel = new TravelingAgentInfo();
-            TravelingAgentInfo old = null;
-            lock (m_TravelingAgents)
+            if (hgt != null)
             {
-                if (m_TravelingAgents.ContainsKey(agentCircuit.SessionID))
-                {
-                    // Very important! Override whatever this agent comes with.
-                    // UserAgentService always sets the IP for every new agent
-                    // with the original IP address.
-                    agentCircuit.IPAddress = m_TravelingAgents[agentCircuit.SessionID].ClientIPAddress;
-
-                    old = m_TravelingAgents[agentCircuit.SessionID];
-                }
-
-                m_TravelingAgents[agentCircuit.SessionID] = travel;
+                // Very important! Override whatever this agent comes with.
+                // UserAgentService always sets the IP for every new agent
+                // with the original IP address.
+                existing = new TravelingAgentInfo(hgt);
+                agentCircuit.IPAddress = existing.ClientIPAddress;
             }
+
+            TravelingAgentInfo travel = new TravelingAgentInfo(existing);
+            travel.SessionID = agentCircuit.SessionID;
             travel.UserID = agentCircuit.AgentID;
             travel.GridExternalName = region.ServerURI;
             travel.ServiceToken = agentCircuit.ServiceSessionID;
-            if (old != null)
-                travel.ClientIPAddress = old.ClientIPAddress;
 
-            return old;
+            if (fromLogin)
+                travel.ClientIPAddress = agentCircuit.IPAddress;
+
+            StoreTravelInfo(travel);
+
+            return travel;
         }
 
         public void LogoutAgent(UUID userID, UUID sessionID)
         {
             m_log.DebugFormat("[USER AGENT SERVICE]: User {0} logged out", userID);
 
-            lock (m_TravelingAgents)
-            {
-                List<UUID> travels = new List<UUID>();
-                foreach (KeyValuePair<UUID, TravelingAgentInfo> kvp in m_TravelingAgents)
-                    if (kvp.Value == null) // do some clean up
-                        travels.Add(kvp.Key);
-                    else if (kvp.Value.UserID == userID)
-                        travels.Add(kvp.Key);
-                foreach (UUID session in travels)
-                    m_TravelingAgents.Remove(session);
-            }
+            m_Database.Delete(sessionID);
 
             GridUserInfo guinfo = m_GridUserService.GetGridUserInfo(userID.ToString());
             if (guinfo != null)
@@ -369,10 +355,11 @@ namespace OpenSim.Services.HypergridService
         // We need to prevent foreign users with the same UUID as a local user
         public bool IsAgentComingHome(UUID sessionID, string thisGridExternalName)
         {
-            if (!m_TravelingAgents.ContainsKey(sessionID))
+            HGTravelingData hgt = m_Database.Get(sessionID);
+            if (hgt == null)
                 return false;
 
-            TravelingAgentInfo travel = m_TravelingAgents[sessionID];
+            TravelingAgentInfo travel = new TravelingAgentInfo(hgt);
 
             return travel.GridExternalName.ToLower() == thisGridExternalName.ToLower();
         }
@@ -385,29 +372,32 @@ namespace OpenSim.Services.HypergridService
             m_log.DebugFormat("[USER AGENT SERVICE]: Verifying Client session {0} with reported IP {1}.", 
                 sessionID, reportedIP);
 
-            if (m_TravelingAgents.ContainsKey(sessionID))
-            {
-                m_log.DebugFormat("[USER AGENT SERVICE]: Comparing with login IP {0} and MyIP {1}", 
-                    m_TravelingAgents[sessionID].ClientIPAddress, m_TravelingAgents[sessionID].MyIpAddress);
+            HGTravelingData hgt = m_Database.Get(sessionID);
+            if (hgt == null)
+                return false;
 
-                return m_TravelingAgents[sessionID].ClientIPAddress == reportedIP ||
-                    m_TravelingAgents[sessionID].MyIpAddress == reportedIP; // NATed
-            }
+            TravelingAgentInfo travel = new TravelingAgentInfo(hgt);
 
-            return false;
+            bool result = travel.ClientIPAddress == reportedIP || travel.MyIpAddress == reportedIP; // NATed
+
+            m_log.DebugFormat("[USER AGENT SERVICE]: Comparing {0} with login IP {1} and MyIP {1}; result is {3}",
+                                reportedIP, travel.ClientIPAddress, travel.MyIpAddress, result);
+
+            return result;
         }
 
         public bool VerifyAgent(UUID sessionID, string token)
         {
-            if (m_TravelingAgents.ContainsKey(sessionID))
+            HGTravelingData hgt = m_Database.Get(sessionID);
+            if (hgt == null)
             {
-                m_log.DebugFormat("[USER AGENT SERVICE]: Verifying agent token {0} against {1}", token, m_TravelingAgents[sessionID].ServiceToken);
-                return m_TravelingAgents[sessionID].ServiceToken == token;
+                m_log.DebugFormat("[USER AGENT SERVICE]: Token verification for session {0}: no such session", sessionID);
+                return false;
             }
 
-            m_log.DebugFormat("[USER AGENT SERVICE]: Token verification for session {0}: no such session", sessionID);
-
-            return false;
+            TravelingAgentInfo travel = new TravelingAgentInfo(hgt);
+            m_log.DebugFormat("[USER AGENT SERVICE]: Verifying agent token {0} against {1}", token, travel.ServiceToken);
+            return travel.ServiceToken == token;
         }
 
         [Obsolete]
@@ -470,17 +460,17 @@ namespace OpenSim.Services.HypergridService
                 }
             }
 
-            // Lastly, let's notify the rest who may be online somewhere else
-            foreach (string user in usersToBeNotified)
-            {
-                UUID id = new UUID(user);
-                if (m_TravelingAgents.ContainsKey(id) && m_TravelingAgents[id].GridExternalName != m_GridName)
-                {
-                    string url = m_TravelingAgents[id].GridExternalName;
-                    // forward
-                    m_log.WarnFormat("[USER AGENT SERVICE]: User {0} is visiting {1}. HG Status notifications still not implemented.", user, url);
-                }
-            }
+            //// Lastly, let's notify the rest who may be online somewhere else
+            //foreach (string user in usersToBeNotified)
+            //{
+            //    UUID id = new UUID(user);
+            //    if (m_Database.ContainsKey(id) && m_Database[id].GridExternalName != m_GridName)
+            //    {
+            //        string url = m_Database[id].GridExternalName;
+            //        // forward
+            //        m_log.WarnFormat("[USER AGENT SERVICE]: User {0} is visiting {1}. HG Status notifications still not implemented.", user, url);
+            //    }
+            //}
 
             // and finally, let's send the online friends
             if (online)
@@ -607,16 +597,13 @@ namespace OpenSim.Services.HypergridService
 
         public string LocateUser(UUID userID)
         {
-            foreach (TravelingAgentInfo t in m_TravelingAgents.Values)
-            {
-                if (t == null)
-                {
-                    m_log.ErrorFormat("[USER AGENT SERVICE]: Oops! Null TravelingAgentInfo. Please report this on mantis");
-                    continue;
-                }
-                if (t.UserID == userID && !m_GridName.Equals(t.GridExternalName))
-                    return t.GridExternalName;
-            }
+            HGTravelingData[] hgts = m_Database.GetSessions(userID);
+            if (hgts == null)
+                return string.Empty;
+
+            foreach (HGTravelingData t in hgts)
+                if (t.Data.ContainsKey("GridExternalName") && !m_GridName.Equals(t.Data["GridExternalName"]))
+                    return t.Data["GridExternalName"];
 
             return string.Empty;
         }
@@ -687,17 +674,60 @@ namespace OpenSim.Services.HypergridService
             return exception;
         }
 
+        private void StoreTravelInfo(TravelingAgentInfo travel)
+        {
+            if (travel == null)
+                return;
+
+            HGTravelingData hgt = new HGTravelingData();
+            hgt.SessionID = travel.SessionID;
+            hgt.UserID = travel.UserID;
+            hgt.Data = new Dictionary<string, string>();
+            hgt.Data["GridExternalName"] = travel.GridExternalName;
+            hgt.Data["ServiceToken"] = travel.ServiceToken;
+            hgt.Data["ClientIPAddress"] = travel.ClientIPAddress;
+            hgt.Data["MyIPAddress"] = travel.MyIpAddress;
+
+            m_Database.Store(hgt);
+        }
         #endregion
 
     }
 
     class TravelingAgentInfo
     {
+        public UUID SessionID;
         public UUID UserID;
         public string GridExternalName = string.Empty;
         public string ServiceToken = string.Empty;
         public string ClientIPAddress = string.Empty; // as seen from this user agent service
         public string MyIpAddress = string.Empty; // the user agent service's external IP, as seen from the next gatekeeper
+
+        public TravelingAgentInfo(HGTravelingData t)
+        {
+            if (t.Data != null)
+            {
+                SessionID = new UUID(t.SessionID);
+                UserID = new UUID(t.UserID);
+                GridExternalName = t.Data["GridExternalName"];
+                ServiceToken = t.Data["ServiceToken"];
+                ClientIPAddress = t.Data["ClientIPAddress"];
+                MyIpAddress = t.Data["MyIPAddress"];
+            }
+        }
+
+        public TravelingAgentInfo(TravelingAgentInfo old)
+        {
+            if (old != null)
+            {
+                SessionID = old.SessionID;
+                UserID = old.UserID;
+                GridExternalName = old.GridExternalName;
+                ServiceToken = old.ServiceToken;
+                ClientIPAddress = old.ClientIPAddress;
+                MyIpAddress = old.MyIpAddress;
+            }
+        }
     }
 
 }
diff --git a/OpenSim/Services/HypergridService/UserAgentServiceBase.cs b/OpenSim/Services/HypergridService/UserAgentServiceBase.cs
new file mode 100644
index 0000000..a00e5a6
--- /dev/null
+++ b/OpenSim/Services/HypergridService/UserAgentServiceBase.cs
@@ -0,0 +1,84 @@
+/*
+ * Copyright (c) Contributors, http://opensimulator.org/
+ * See CONTRIBUTORS.TXT for a full list of copyright holders.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in the
+ *       documentation and/or other materials provided with the distribution.
+ *     * Neither the name of the OpenSimulator Project nor the
+ *       names of its contributors may be used to endorse or promote products
+ *       derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+using System;
+using System.Reflection;
+using Nini.Config;
+using OpenSim.Framework;
+using OpenSim.Data;
+using OpenSim.Services.Interfaces;
+using OpenSim.Services.Base;
+
+namespace OpenSim.Services.HypergridService
+{
+    public class UserAgentServiceBase : ServiceBase
+    {
+        protected IHGTravelingData m_Database = null;
+
+        public UserAgentServiceBase(IConfigSource config)
+            : base(config)
+        {
+            string dllName = String.Empty;
+            string connString = String.Empty;
+            string realm = "hg_traveling_data";
+
+            //
+            // Try reading the [DatabaseService] section, if it exists
+            //
+            IConfig dbConfig = config.Configs["DatabaseService"];
+            if (dbConfig != null)
+            {
+                if (dllName == String.Empty)
+                    dllName = dbConfig.GetString("StorageProvider", String.Empty);
+                if (connString == String.Empty)
+                    connString = dbConfig.GetString("ConnectionString", String.Empty);
+            }
+
+            //
+            // [UserAgentService] section overrides [DatabaseService], if it exists
+            //
+            IConfig gridConfig = config.Configs["UserAgentService"];
+            if (gridConfig != null)
+            {
+                dllName = gridConfig.GetString("StorageProvider", dllName);
+                connString = gridConfig.GetString("ConnectionString", connString);
+                realm = gridConfig.GetString("Realm", realm);
+            }
+
+            //
+            // We tried, but this doesn't exist. We can't proceed.
+            //
+            if (dllName.Equals(String.Empty))
+                throw new Exception("No StorageProvider configured");
+
+            m_Database = LoadPlugin<IHGTravelingData>(dllName, new Object[] { connString, realm });
+            if (m_Database == null)
+                throw new Exception("Could not find a storage interface in the given module");
+
+        }
+    }
+}
diff --git a/OpenSim/Services/Interfaces/ISimulationService.cs b/OpenSim/Services/Interfaces/ISimulationService.cs
index a963b8e..1c82b3e 100644
--- a/OpenSim/Services/Interfaces/ISimulationService.cs
+++ b/OpenSim/Services/Interfaces/ISimulationService.cs
@@ -75,8 +75,6 @@ namespace OpenSim.Services.Interfaces
         /// <returns></returns>
         bool UpdateAgent(GridRegion destination, AgentPosition data);
 
-        bool RetrieveAgent(GridRegion destination, UUID id, out IAgentData agent);
-
         bool QueryAccess(GridRegion destination, UUID id, Vector3 position, out string version, out string reason);
 
         /// <summary>
@@ -90,20 +88,12 @@ namespace OpenSim.Services.Interfaces
         bool ReleaseAgent(UUID originRegion, UUID id, string uri);
 
         /// <summary>
-        /// Close child agent.
-        /// </summary>
-        /// <param name="regionHandle"></param>
-        /// <param name="id"></param>
-        /// <returns></returns>
-        bool CloseChildAgent(GridRegion destination, UUID id);
-
-        /// <summary>
         /// Close agent.
         /// </summary>
         /// <param name="regionHandle"></param>
         /// <param name="id"></param>
         /// <returns></returns>
-        bool CloseAgent(GridRegion destination, UUID id);
+        bool CloseAgent(GridRegion destination, UUID id, string auth_token);
 
         #endregion Agents
 
diff --git a/OpenSim/Services/UserAccountService/GridUserService.cs b/OpenSim/Services/UserAccountService/GridUserService.cs
index fa9a4a8..b1cdd45 100644
--- a/OpenSim/Services/UserAccountService/GridUserService.cs
+++ b/OpenSim/Services/UserAccountService/GridUserService.cs
@@ -156,7 +156,7 @@ namespace OpenSim.Services.UserAccountService
 
         public bool SetLastPosition(string userID, UUID sessionID, UUID regionID, Vector3 lastPosition, Vector3 lastLookAt)
         {
-            //m_log.DebugFormat("[Grid User Service]: SetLastPosition for {0}", userID);
+            m_log.DebugFormat("[GRID USER SERVICE]: SetLastPosition for {0}", userID);
             GridUserData d = m_Database.Get(userID);
             if (d == null)
             {