Merge branch 'presence-refactor' of melanie@opensimulator.org:/var/git/opensim into presence-refactor

OpenSim/Region/ClientStack/LindenUDP/LLUDPServer.cs

@@ -38,6 +38,7 @@ using OpenMetaverse.Packets;
 using OpenSim.Framework;
 using OpenSim.Framework.Statistics;
 using OpenSim.Region.Framework.Scenes;
+using OpenSim.Services.Interfaces;
 using OpenMetaverse;
 
 using TokenBucket = OpenSim.Region.ClientStack.LindenUDP.TokenBucket;
@@ -900,6 +901,25 @@ namespace OpenSim.Region.ClientStack.LindenUDP
 
             if (!m_scene.TryGetClient(agentID, out existingClient))
             {
+                IHomeUsersSecurityService security = m_scene.RequestModuleInterface<IHomeUsersSecurityService>();
+                if (security != null)
+                {
+                    IPEndPoint ep = security.GetEndPoint(sessionID);
+                    if (ep != null && ep.ToString() != remoteEndPoint.ToString())
+                    {
+                        // uh-oh, this is fishy
+                        m_log.WarnFormat("[LLUDPSERVER]: Agent {0} with session {1} connecting with unidentified end point. Refusing service.", agentID, sessionID);
+                        m_log.WarnFormat("[LLUDPSERVER]: EP was {0}, now is {1}", ep.ToString(), remoteEndPoint.ToString());
+                        return;
+                    }
+                    else if (ep != null)
+                    {
+                        // ok, you're home, welcome back
+                        m_log.InfoFormat("LLUDPSERVER]: Agent {0} is coming back to this grid", agentID);
+                        security.RemoveEndPoint(sessionID);
+                    }
+                }
+
                 // Create the LLClientView
                 LLClientView client = new LLClientView(remoteEndPoint, m_scene, this, udpClient, sessionInfo, agentID, sessionID, circuitCode);
                 client.OnLogout += LogoutHandler;

OpenSim/Region/CoreModules/Framework/EntityTransfer/EntityTransferModule.cs

@@ -134,8 +134,6 @@ namespace OpenSim.Region.CoreModules.Framework.EntityTransfer
             if (!sp.Scene.Permissions.CanTeleport(sp.UUID))
                 return;
 
-            bool destRegionUp = true;
-
             IEventQueue eq = sp.Scene.RequestModuleInterface<IEventQueue>();
 
             // Reset animations; the viewer does that in teleports.
@@ -183,7 +181,7 @@ namespace OpenSim.Region.CoreModules.Framework.EntityTransfer
                     sp.ControllingClient.SendLocalTeleport(position, lookAt, teleportFlags);
                     sp.Teleport(position);
                 }
-                else
+                else // Another region possibly in another simulator
                 {
                     uint x = 0, y = 0;
                     Utils.LongToUInts(regionHandle, out x, out y);
@@ -191,15 +189,6 @@ namespace OpenSim.Region.CoreModules.Framework.EntityTransfer
 
                     if (reg != null)
                     {
-                        m_log.DebugFormat(
-                            "[ENTITY TRANSFER MODULE]: RequestTeleportToLocation to {0} in {1}",
-                            position, reg.RegionName);
-
-                        uint newRegionX = (uint)(reg.RegionHandle >> 40);
-                        uint newRegionY = (((uint)(reg.RegionHandle)) >> 8);
-                        uint oldRegionX = (uint)(sp.Scene.RegionInfo.RegionHandle >> 40);
-                        uint oldRegionY = (((uint)(sp.Scene.RegionInfo.RegionHandle)) >> 8);
-
                         GridRegion finalDestination = GetFinalDestination(reg);
                         if (finalDestination == null)
                         {
@@ -207,7 +196,56 @@ namespace OpenSim.Region.CoreModules.Framework.EntityTransfer
                             sp.ControllingClient.SendTeleportFailed("Problem at destination");
                             return;
                         }
-                        m_log.DebugFormat("[ENTITY TRANSFER MODULE]: Final destination is x={0} y={1} uuid={2}", finalDestination.RegionLocX, finalDestination.RegionLocY, finalDestination.RegionID);
+                        m_log.DebugFormat("[ENTITY TRANSFER MODULE]: Final destination is x={0} y={1} uuid={2}",
+                            finalDestination.RegionLocX / Constants.RegionSize, finalDestination.RegionLocY / Constants.RegionSize, finalDestination.RegionID);
+
+                        //
+                        // This is it
+                        //
+                        DoTeleport(sp, reg, finalDestination, position, lookAt, teleportFlags, eq);
+                        //
+                        //
+                        //
+                    }
+                    else
+                    {
+                        // TP to a place that doesn't exist (anymore)
+                        // Inform the viewer about that
+                        sp.ControllingClient.SendTeleportFailed("The region you tried to teleport to doesn't exist anymore");
+
+                        // and set the map-tile to '(Offline)'
+                        uint regX, regY;
+                        Utils.LongToUInts(regionHandle, out regX, out regY);
+
+                        MapBlockData block = new MapBlockData();
+                        block.X = (ushort)(regX / Constants.RegionSize);
+                        block.Y = (ushort)(regY / Constants.RegionSize);
+                        block.Access = 254; // == not there
+
+                        List<MapBlockData> blocks = new List<MapBlockData>();
+                        blocks.Add(block);
+                        sp.ControllingClient.SendMapBlock(blocks, 0);
+                    }
+                }
+            }
+            catch (Exception e)
+            {
+                m_log.DebugFormat("[ENTITY TRANSFER MODULE]: Exception on teleport: {0}\n{1}", e.Message, e.StackTrace);
+                sp.ControllingClient.SendTeleportFailed("Internal error");
+            }
+        }
+
+        protected void DoTeleport(ScenePresence sp, GridRegion reg, GridRegion finalDestination, Vector3 position, Vector3 lookAt, uint teleportFlags, IEventQueue eq)
+        {
+            m_log.DebugFormat(
+                "[ENTITY TRANSFER MODULE]: Request Teleport to {0}:{1}:{2}/{3} final destination {4}",
+                reg.ExternalHostName, reg.HttpPort, reg.RegionName, position, finalDestination.RegionName);
+
+            uint newRegionX = (uint)(reg.RegionHandle >> 40);
+            uint newRegionY = (((uint)(reg.RegionHandle)) >> 8);
+            uint oldRegionX = (uint)(sp.Scene.RegionInfo.RegionHandle >> 40);
+            uint oldRegionY = (((uint)(sp.Scene.RegionInfo.RegionHandle)) >> 8);
+
             ulong destinationHandle = finalDestination.RegionHandle;
 
             if (eq == null)
@@ -217,13 +255,7 @@ namespace OpenSim.Region.CoreModules.Framework.EntityTransfer
             // This may be a costly operation. The reg.ExternalEndPoint field is not a passive field,
             // it's actually doing a lot of work.
             IPEndPoint endPoint = finalDestination.ExternalEndPoint;
-                        if (endPoint.Address == null)
+            if (endPoint.Address != null)
-                        {
-                            // Couldn't resolve the name. Can't TP, because the viewer wants IP addresses.
-                            destRegionUp = false;
-                        }
-
-                        if (destRegionUp)
             {
                 // Fixing a bug where teleporting while sitting results in the avatar ending up removed from
                 // both regions
@@ -263,7 +295,7 @@ namespace OpenSim.Region.CoreModules.Framework.EntityTransfer
                 string reason = String.Empty;
 
                 // Let's create an agent there if one doesn't exist yet. 
-                            if (!CreateAgent(reg, finalDestination, agentCircuit, teleportFlags, out reason))
+                if (!CreateAgent(sp, reg, finalDestination, agentCircuit, teleportFlags, out reason))
                 {
                     sp.ControllingClient.SendTeleportFailed(String.Format("Destination refused: {0}",
                                                                               reason));
@@ -422,35 +454,9 @@ namespace OpenSim.Region.CoreModules.Framework.EntityTransfer
                 sp.ControllingClient.SendTeleportFailed("Remote Region appears to be down");
             }
         }
-                    else
-                    {
-                        // TP to a place that doesn't exist (anymore)
-                        // Inform the viewer about that
-                        sp.ControllingClient.SendTeleportFailed("The region you tried to teleport to doesn't exist anymore");
 
-                        // and set the map-tile to '(Offline)'
-                        uint regX, regY;
-                        Utils.LongToUInts(regionHandle, out regX, out regY);
 
-                        MapBlockData block = new MapBlockData();
+        protected virtual bool CreateAgent(ScenePresence sp, GridRegion reg, GridRegion finalDestination, AgentCircuitData agentCircuit, uint teleportFlags, out string reason)
-                        block.X = (ushort)(regX / Constants.RegionSize);
-                        block.Y = (ushort)(regY / Constants.RegionSize);
-                        block.Access = 254; // == not there
-
-                        List<MapBlockData> blocks = new List<MapBlockData>();
-                        blocks.Add(block);
-                        sp.ControllingClient.SendMapBlock(blocks, 0);
-                    }
-                }
-            }
-            catch (Exception e)
-            {
-                m_log.DebugFormat("[ENTITY TRANSFER MODULE]: Exception on teleport: {0}\n{1}", e.Message, e.StackTrace);
-                sp.ControllingClient.SendTeleportFailed("Internal error");
-            }
-        }
-
-        protected virtual bool CreateAgent(GridRegion reg, GridRegion finalDestination, AgentCircuitData agentCircuit, uint teleportFlags, out string reason)
         {
             return m_aScene.SimulationService.CreateAgent(finalDestination, agentCircuit, teleportFlags, out reason);
         }

OpenSim/Region/CoreModules/Framework/EntityTransfer/HGEntityTransferModule.cs

@@ -34,6 +34,7 @@ using OpenSim.Region.Framework.Interfaces;
 using OpenSim.Region.Framework.Scenes;
 using OpenSim.Services.Connectors.Hypergrid;
 using OpenSim.Services.Interfaces;
+using OpenSim.Server.Base;
 
 using GridRegion = OpenSim.Services.Interfaces.GridRegion;
 
@@ -59,6 +60,7 @@ namespace OpenSim.Region.CoreModules.Framework.EntityTransfer
         }
 
         private GatekeeperServiceConnector m_GatekeeperConnector;
+        private IHomeUsersSecurityService m_Security;
 
         #region ISharedRegionModule
 
@@ -77,12 +79,42 @@ namespace OpenSim.Region.CoreModules.Framework.EntityTransfer
                 {
                     m_agentsInTransit = new List<UUID>();
                     m_GatekeeperConnector = new GatekeeperServiceConnector();
+
+                    IConfig config = source.Configs["HGEntityTransferModule"];
+                    if (config != null)
+                    {
+                        string dll = config.GetString("HomeUsersSecurityService", string.Empty);
+                        if (dll != string.Empty)
+                        {
+                            Object[] args = new Object[] { source }; 
+                            m_Security = ServerUtils.LoadPlugin<IHomeUsersSecurityService>(dll, args);
+                            if (m_Security == null)
+                                m_log.Debug("[HG ENTITY TRANSFER MODULE]: Unable to load Home Users Security service");
+                            else
+                                m_log.Debug("[HG ENTITY TRANSFER MODULE]: Home Users Security service loaded");
+                        }
+                    }
+                    
                     m_Enabled = true;
                     m_log.InfoFormat("[HG ENTITY TRANSFER MODULE]: {0} enabled.", Name);
                 }
             }
         }
 
+        public override void AddRegion(Scene scene)
+        {
+            base.AddRegion(scene);
+            if (m_Enabled)
+                scene.RegisterModuleInterface<IHomeUsersSecurityService>(m_Security);
+        }
+
+        public override void RemoveRegion(Scene scene)
+        {
+            base.AddRegion(scene);
+            if (m_Enabled)
+                scene.UnregisterModuleInterface<IHomeUsersSecurityService>(m_Security);
+        }
+
 
         #endregion
 
@@ -98,19 +130,101 @@ namespace OpenSim.Region.CoreModules.Framework.EntityTransfer
             return true;
         }
 
-        protected override bool CreateAgent(GridRegion reg, GridRegion finalDestination, AgentCircuitData agentCircuit, uint teleportFlags, out string reason)
+        protected override bool CreateAgent(ScenePresence sp, GridRegion reg, GridRegion finalDestination, AgentCircuitData agentCircuit, uint teleportFlags, out string reason)
         {
             reason = string.Empty;
-            if (reg.RegionLocX != finalDestination.RegionLocX && reg.RegionLocY != finalDestination.RegionLocY)
+            if (reg.RegionLocX != finalDestination.RegionLocX || reg.RegionLocY != finalDestination.RegionLocY)
             {
                 // this user is going to another grid
                 reg.RegionName = finalDestination.RegionName;
+                reg.RegionID = finalDestination.RegionID;
+                reg.RegionLocX = finalDestination.RegionLocX;
+                reg.RegionLocY = finalDestination.RegionLocY;
+                
+                // Log their session and remote endpoint in the home users security service
+                IHomeUsersSecurityService security = sp.Scene.RequestModuleInterface<IHomeUsersSecurityService>();
+                if (security != null)
+                    security.SetEndPoint(sp.ControllingClient.SessionId, sp.ControllingClient.RemoteEndPoint);
+
+                // Log them out of this grid
+                sp.Scene.PresenceService.LogoutAgent(agentCircuit.SessionID, sp.AbsolutePosition, sp.Lookat);
+
                 return m_GatekeeperConnector.CreateAgent(reg, agentCircuit, teleportFlags, out reason);
             }
 
             return m_aScene.SimulationService.CreateAgent(reg, agentCircuit, teleportFlags, out reason);
         }
 
+        public override void TeleportHome(UUID id, IClientAPI client)
+        {
+            m_log.DebugFormat("[HG ENTITY TRANSFER MODULE]: Request to teleport {0} {1} home", client.FirstName, client.LastName);
+
+            // Let's find out if this is a foreign user or a local user
+            UserAccount account = m_aScene.UserAccountService.GetUserAccount(m_aScene.RegionInfo.ScopeID, id);
+            if (account != null)
+            {
+                // local grid user
+                m_log.DebugFormat("[HG ENTITY TRANSFER MODULE]: User is local");
+                base.TeleportHome(id, client);
+                return;
+            }
+
+            // Foreign user wants to go home
+            // 
+            AgentCircuitData aCircuit = ((Scene)(client.Scene)).AuthenticateHandler.GetAgentCircuitData(client.CircuitCode);
+            if (aCircuit == null || (aCircuit != null && !aCircuit.ServiceURLs.ContainsKey("GatewayURI")))
+            {
+                client.SendTeleportFailed("Your information has been lost");
+                m_log.DebugFormat("[HG ENTITY TRANSFER MODULE]: Unable to locate agent's gateway information");
+                return;
+            }
+
+            GridRegion homeGatekeeper = MakeRegion(aCircuit);
+            if (homeGatekeeper == null)
+            {
+                client.SendTeleportFailed("Your information has been lost");
+                m_log.DebugFormat("[HG ENTITY TRANSFER MODULE]: Agent's gateway information is malformed");
+                return;
+            }
+
+            Vector3 position = Vector3.UnitY, lookAt = Vector3.UnitY;
+            GridRegion finalDestination = m_GatekeeperConnector.GetHomeRegion(homeGatekeeper, aCircuit.AgentID, out position, out lookAt);
+            if (finalDestination == null)
+            {
+                client.SendTeleportFailed("Your home region could not be found");
+                m_log.DebugFormat("[HG ENTITY TRANSFER MODULE]: Agent's home region not found");
+                return;
+            }
+
+            ScenePresence sp = ((Scene)(client.Scene)).GetScenePresence(client.AgentId);
+            if (sp == null)
+            {
+                client.SendTeleportFailed("Internal error");
+                m_log.DebugFormat("[HG ENTITY TRANSFER MODULE]: Agent not found in the scene where it is supposed to be");
+                return;
+            }
+
+            m_log.DebugFormat("[HG ENTITY TRANSFER MODULE]: teleporting user {0} {1} home to {2} via {3}:{4}:{5}", 
+                aCircuit.firstname, aCircuit.lastname, finalDestination.RegionName, homeGatekeeper.ExternalHostName, homeGatekeeper.HttpPort, homeGatekeeper.RegionName);
+
+            IEventQueue eq = sp.Scene.RequestModuleInterface<IEventQueue>();
+            DoTeleport(sp, homeGatekeeper, finalDestination, position, lookAt, (uint)(Constants.TeleportFlags.SetLastToTarget | Constants.TeleportFlags.ViaHome), eq);
+        }
         #endregion
+
+        private GridRegion MakeRegion(AgentCircuitData aCircuit)
+        {
+            GridRegion region = new GridRegion();
+
+            Uri uri = null;
+            if (!Uri.TryCreate(aCircuit.ServiceURLs["GatewayURI"].ToString(), UriKind.Absolute, out uri))
+                return null;
+
+            region.ExternalHostName = uri.Host;
+            region.HttpPort = (uint)uri.Port;
+            region.RegionName = string.Empty;
+            region.InternalEndPoint = new System.Net.IPEndPoint(System.Net.IPAddress.Parse("0.0.0.0"), (int)0);
+            return region;
+        }
     }
 }

OpenSim/Region/CoreModules/Resources/CoreModulePlugin.addin.xml

@@ -62,7 +62,7 @@
         <RegionModule id="InventoryServiceInConnectorModule" type="OpenSim.Region.CoreModules.ServiceConnectorsIn.Inventory.InventoryServiceInConnectorModule" />
         <RegionModule id="LandServiceInConnectorModule" type="OpenSim.Region.CoreModules.ServiceConnectorsIn.Land.LandServiceInConnectorModule" />
         <RegionModule id="NeighbourServiceInConnectorModule" type="OpenSim.Region.CoreModules.ServiceConnectorsIn.Neighbour.NeighbourServiceInConnectorModule" />    \
-        <RegionModule id="HypergridServiceInConnectorModule" type="OpenSim.Region.CoreModules.ServiceConnectorsIn.Grid.HypergridServiceInConnectorModule" />    \
+        <RegionModule id="HypergridServiceInConnectorModule" type="OpenSim.Region.CoreModules.ServiceConnectorsIn.Hypergrid.HypergridServiceInConnectorModule" />    \
         <RegionModule id="LLLoginServiceInConnectorModule" type="OpenSim.Region.CoreModules.ServiceConnectorsIn.Login.LLLoginServiceInConnectorModule" />    \
         <RegionModule id="SimulationServiceInConnectorModule" type="OpenSim.Region.CoreModules.ServiceConnectorsIn.Simulation.SimulationServiceInConnectorModule" />    \
         <RegionModule id="GridInfoServiceInConnectorModule" type="OpenSim.Region.CoreModules.ServiceConnectorsIn.Grid.GridInfoServiceInConnectorModule" />    \

OpenSim/Region/CoreModules/ServiceConnectorsIn/Hypergrid/HypergridServiceInConnectorModule.cs

@@ -40,7 +40,7 @@ using OpenSim.Server.Handlers.Hypergrid;
 using OpenSim.Services.Interfaces;
 using GridRegion = OpenSim.Services.Interfaces.GridRegion;
 
-namespace OpenSim.Region.CoreModules.ServiceConnectorsIn.Grid
+namespace OpenSim.Region.CoreModules.ServiceConnectorsIn.Hypergrid
 {
     public class HypergridServiceInConnectorModule : ISharedRegionModule
     {
@@ -119,6 +119,7 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsIn.Grid
                 ISimulationService simService = scene.RequestModuleInterface<ISimulationService>();
                 m_HypergridHandler = new GatekeeperServiceInConnector(m_Config, MainServer.Instance, simService);
                 //ServerUtils.LoadPlugin<HypergridServiceInConnector>("OpenSim.Server.Handlers.dll:HypergridServiceInConnector", args);
+                scene.RegisterModuleInterface<IGatekeeperService>(m_HypergridHandler.GateKeeper);
             }
         }
 

OpenSim/Server/Handlers/Hypergrid/GatekeeperServerConnector.cs

@@ -46,6 +46,12 @@ namespace OpenSim.Server.Handlers.Hypergrid
                 MethodBase.GetCurrentMethod().DeclaringType);
 
         private IGatekeeperService m_GatekeeperService;
+        public IGatekeeperService GateKeeper
+        {
+            get { return m_GatekeeperService; }
+        }
+
+        private IHypergridService m_HypergridService;
 
         public GatekeeperServiceInConnector(IConfigSource config, IHttpServer server, ISimulationService simService) :
                 base(config, server, String.Empty)
@@ -56,13 +62,19 @@ namespace OpenSim.Server.Handlers.Hypergrid
                 string serviceDll = gridConfig.GetString("LocalServiceModule", string.Empty);
                 Object[] args = new Object[] { config, simService };
                 m_GatekeeperService = ServerUtils.LoadPlugin<IGatekeeperService>(serviceDll, args);
+
+                serviceDll = gridConfig.GetString("HypergridService", string.Empty);
+                m_HypergridService = ServerUtils.LoadPlugin<IHypergridService>(serviceDll, args);
+
             }
-            if (m_GatekeeperService == null)
+            if (m_GatekeeperService == null || m_HypergridService == null)
                 throw new Exception("Gatekeeper server connector cannot proceed because of missing service");
 
-            HypergridHandlers hghandlers = new HypergridHandlers(m_GatekeeperService);
+            HypergridHandlers hghandlers = new HypergridHandlers(m_GatekeeperService, m_HypergridService);
             server.AddXmlRPCHandler("link_region", hghandlers.LinkRegionRequest, false);
+            server.AddXmlRPCHandler("link_region_by_desc", hghandlers.LinkRegionByDescRequest, false);
             server.AddXmlRPCHandler("get_region", hghandlers.GetRegion, false);
+            server.AddXmlRPCHandler("get_home_region", hghandlers.GetHomeRegion, false);
 
             server.AddHTTPHandler("/foreignagent/", new AgentHandler(m_GatekeeperService).Handler);
 

OpenSim/Server/Handlers/Hypergrid/HomeUsersSecurityServerConnector.cs

@@ -0,0 +1,122 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.Net;
+using System.Reflection;
+
+using Nini.Config;
+using OpenSim.Framework;
+using OpenSim.Server.Base;
+using OpenSim.Services.Interfaces;
+using OpenSim.Framework.Servers.HttpServer;
+using OpenSim.Server.Handlers.Base;
+
+using log4net;
+using Nwc.XmlRpc;
+using OpenMetaverse;
+
+namespace OpenSim.Server.Handlers.Hypergrid
+{
+    public class HomeUsersSecurityServerConnector : ServiceConnector
+    {
+        private static readonly ILog m_log =
+                LogManager.GetLogger(
+                MethodBase.GetCurrentMethod().DeclaringType);
+
+        private IHomeUsersSecurityService m_HomeUsersService;
+
+        public HomeUsersSecurityServerConnector(IConfigSource config, IHttpServer server) :
+                base(config, server, String.Empty)
+        {
+            IConfig gridConfig = config.Configs["HomeUsersSecurityService"];
+            if (gridConfig != null)
+            {
+                string serviceDll = gridConfig.GetString("LocalServiceModule", string.Empty);
+                Object[] args = new Object[] { config };
+                m_HomeUsersService = ServerUtils.LoadPlugin<IHomeUsersSecurityService>(serviceDll, args);
+            }
+            if (m_HomeUsersService == null)
+                throw new Exception("HomeUsersSecurity server connector cannot proceed because of missing service");
+
+            server.AddXmlRPCHandler("ep_get", GetEndPoint, false);
+            server.AddXmlRPCHandler("ep_set", SetEndPoint, false);
+            server.AddXmlRPCHandler("ep_remove", RemoveEndPoint, false);
+
+        }
+
+        public XmlRpcResponse GetEndPoint(XmlRpcRequest request, IPEndPoint remoteClient)
+        {
+            Hashtable requestData = (Hashtable)request.Params[0];
+            //string host = (string)requestData["host"];
+            //string portstr = (string)requestData["port"];
+            string sessionID_str = (string)requestData["sessionID"];
+            UUID sessionID = UUID.Zero;
+            UUID.TryParse(sessionID_str, out sessionID);
+
+            IPEndPoint ep = m_HomeUsersService.GetEndPoint(sessionID);
+
+            Hashtable hash = new Hashtable();
+            if (ep == null)
+                hash["result"] = "false";
+            else
+            {
+                hash["result"] = "true";
+                hash["ep_addr"] = ep.Address.ToString();
+                hash["ep_port"] = ep.Port.ToString();
+            }
+            XmlRpcResponse response = new XmlRpcResponse();
+            response.Value = hash;
+            return response;
+
+        }
+
+        public XmlRpcResponse SetEndPoint(XmlRpcRequest request, IPEndPoint remoteClient)
+        {
+            Hashtable requestData = (Hashtable)request.Params[0];
+            string host = (string)requestData["ep_addr"];
+            string portstr = (string)requestData["ep_port"];
+            string sessionID_str = (string)requestData["sessionID"];
+            UUID sessionID = UUID.Zero;
+            UUID.TryParse(sessionID_str, out sessionID);
+            int port = 0;
+            Int32.TryParse(portstr, out port);
+
+            IPEndPoint ep = null;
+            try
+            {
+                ep = new IPEndPoint(IPAddress.Parse(host), port);
+            }
+            catch
+            {
+                m_log.Debug("[HOME USERS SECURITY]: Exception in creating EndPoint");
+            }
+
+            m_HomeUsersService.SetEndPoint(sessionID, ep);
+
+            Hashtable hash = new Hashtable();
+            hash["result"] = "true";
+            XmlRpcResponse response = new XmlRpcResponse();
+            response.Value = hash;
+            return response;
+
+        }
+
+        public XmlRpcResponse RemoveEndPoint(XmlRpcRequest request, IPEndPoint remoteClient)
+        {
+            Hashtable requestData = (Hashtable)request.Params[0];
+            string sessionID_str = (string)requestData["sessionID"];
+            UUID sessionID = UUID.Zero;
+            UUID.TryParse(sessionID_str, out sessionID);
+
+            m_HomeUsersService.RemoveEndPoint(sessionID);
+
+            Hashtable hash = new Hashtable();
+            hash["result"] = "true";
+            XmlRpcResponse response = new XmlRpcResponse();
+            response.Value = hash;
+            return response;
+
+        }
+
+    }
+}

OpenSim/Server/Handlers/Hypergrid/HypergridHandlers.cs

@@ -44,10 +44,12 @@ namespace OpenSim.Server.Handlers.Hypergrid
         private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
 
         private IGatekeeperService m_GatekeeperService;
+        private IHypergridService m_HypergridService;
 
-        public HypergridHandlers(IGatekeeperService gatekeeper)
+        public HypergridHandlers(IGatekeeperService gatekeeper, IHypergridService hyper)
         {
             m_GatekeeperService = gatekeeper;
+            m_HypergridService = hyper;
         }
 
         /// <summary>
@@ -80,6 +82,36 @@ namespace OpenSim.Server.Handlers.Hypergrid
             return response;
         }
 
+        /// <summary>
+        /// A local region wants to establish a grid-wide hyperlink to another region
+        /// </summary>
+        /// <param name="request"></param>
+        /// <returns></returns>
+        public XmlRpcResponse LinkRegionByDescRequest(XmlRpcRequest request, IPEndPoint remoteClient)
+        {
+            Hashtable requestData = (Hashtable)request.Params[0];
+            //string host = (string)requestData["host"];
+            //string portstr = (string)requestData["port"];
+            string descriptor = (string)requestData["region_desc"];
+
+            UUID regionID = UUID.Zero;
+            string imageURL = string.Empty;
+            ulong regionHandle = 0;
+            string reason = string.Empty;
+
+            bool success = m_HypergridService.LinkRegion(descriptor, out regionID, out regionHandle, out imageURL, out reason);
+
+            Hashtable hash = new Hashtable();
+            hash["result"] = success.ToString();
+            hash["uuid"] = regionID.ToString();
+            hash["handle"] = regionHandle.ToString();
+            hash["region_image"] = imageURL;
+
+            XmlRpcResponse response = new XmlRpcResponse();
+            response.Value = hash;
+            return response;
+        }
+
         public XmlRpcResponse GetRegion(XmlRpcRequest request, IPEndPoint remoteClient)
         {
             Hashtable requestData = (Hashtable)request.Params[0];
@@ -111,5 +143,38 @@ namespace OpenSim.Server.Handlers.Hypergrid
 
         }
 
+        public XmlRpcResponse GetHomeRegion(XmlRpcRequest request, IPEndPoint remoteClient)
+        {
+            Hashtable requestData = (Hashtable)request.Params[0];
+            //string host = (string)requestData["host"];
+            //string portstr = (string)requestData["port"];
+            string userID_str = (string)requestData["userID"];
+            UUID userID = UUID.Zero;
+            UUID.TryParse(userID_str, out userID);
+
+            Vector3 position = Vector3.UnitY, lookAt = Vector3.UnitY;
+            GridRegion regInfo = m_GatekeeperService.GetHomeRegion(userID, out position, out lookAt);
+
+            Hashtable hash = new Hashtable();
+            if (regInfo == null)
+                hash["result"] = "false";
+            else
+            {
+                hash["result"] = "true";
+                hash["uuid"] = regInfo.RegionID.ToString();
+                hash["x"] = regInfo.RegionLocX.ToString();
+                hash["y"] = regInfo.RegionLocY.ToString();
+                hash["region_name"] = regInfo.RegionName;
+                hash["hostname"] = regInfo.ExternalHostName;
+                hash["http_port"] = regInfo.HttpPort.ToString();
+                hash["internal_port"] = regInfo.InternalEndPoint.Port.ToString();
+                hash["position"] = position.ToString();
+                hash["lookAt"] = lookAt.ToString();
+            }
+            XmlRpcResponse response = new XmlRpcResponse();
+            response.Value = hash;
+            return response;
+
+        }
     }
 }

OpenSim/Services/Connectors/Hypergrid/GatekeeperServiceConnector.cs

@@ -0,0 +1,119 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.Net;
+
+using OpenSim.Services.Interfaces;
+using GridRegion = OpenSim.Services.Interfaces.GridRegion;
+
+using OpenMetaverse;
+using Nwc.XmlRpc;
+
+using OpenSim.Services.Connectors.Simulation;
+
+namespace OpenSim.Services.Connectors.Hypergrid
+{
+    public class GatekeeperServiceConnector : SimulationServiceConnector
+    {
+        protected override string AgentPath()
+        {
+            return "/foreignagent/";
+        }
+
+        protected override string ObjectPath()
+        {
+            return "/foreignobject/";
+        }
+
+        public GridRegion GetHomeRegion(GridRegion gatekeeper, UUID userID, out Vector3 position, out Vector3 lookAt)
+        {
+            position = Vector3.UnitY; lookAt = Vector3.UnitY;
+
+            Hashtable hash = new Hashtable();
+            hash["userID"] = userID.ToString();
+
+            IList paramList = new ArrayList();
+            paramList.Add(hash);
+
+            XmlRpcRequest request = new XmlRpcRequest("get_home_region", paramList);
+            string uri = "http://" + gatekeeper.ExternalHostName + ":" + gatekeeper.HttpPort + "/";
+            XmlRpcResponse response = null;
+            try
+            {
+                response = request.Send(uri, 10000);
+            }
+            catch (Exception e)
+            {
+                return null;
+            }
+
+            if (response.IsFault)
+            {
+                return null;
+            }
+
+            hash = (Hashtable)response.Value;
+            //foreach (Object o in hash)
+            //    m_log.Debug(">> " + ((DictionaryEntry)o).Key + ":" + ((DictionaryEntry)o).Value);
+            try
+            {
+                bool success = false;
+                Boolean.TryParse((string)hash["result"], out success);
+                if (success)
+                {
+                    GridRegion region = new GridRegion();
+
+                    UUID.TryParse((string)hash["uuid"], out region.RegionID);
+                    //m_log.Debug(">> HERE, uuid: " + region.RegionID);
+                    int n = 0;
+                    if (hash["x"] != null)
+                    {
+                        Int32.TryParse((string)hash["x"], out n);
+                        region.RegionLocX = n;
+                        //m_log.Debug(">> HERE, x: " + region.RegionLocX);
+                    }
+                    if (hash["y"] != null)
+                    {
+                        Int32.TryParse((string)hash["y"], out n);
+                        region.RegionLocY = n;
+                        //m_log.Debug(">> HERE, y: " + region.RegionLocY);
+                    }
+                    if (hash["region_name"] != null)
+                    {
+                        region.RegionName = (string)hash["region_name"];
+                        //m_log.Debug(">> HERE, name: " + region.RegionName);
+                    }
+                    if (hash["hostname"] != null)
+                        region.ExternalHostName = (string)hash["hostname"];
+                    if (hash["http_port"] != null)
+                    {
+                        uint p = 0;
+                        UInt32.TryParse((string)hash["http_port"], out p);
+                        region.HttpPort = p;
+                    }
+                    if (hash["internal_port"] != null)
+                    {
+                        int p = 0;
+                        Int32.TryParse((string)hash["internal_port"], out p);
+                        region.InternalEndPoint = new IPEndPoint(IPAddress.Parse("0.0.0.0"), p);
+                    }
+                    if (hash["position"] != null)
+                        Vector3.TryParse((string)hash["position"], out position);
+                    if (hash["lookAt"] != null)
+                        Vector3.TryParse((string)hash["lookAt"], out lookAt);
+
+                    // Successful return
+                    return region;
+                }
+
+            }
+            catch (Exception e)
+            {
+                return null;
+            }
+
+            return null;
+
+        }
+    }
+}

OpenSim/Services/Connectors/Hypergrid/HomeUsersSecurityServiceConnector.cs

@@ -0,0 +1,132 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.Net;
+using System.Reflection;
+
+using OpenSim.Services.Interfaces;
+
+using OpenMetaverse;
+using log4net;
+using Nwc.XmlRpc;
+using Nini.Config;
+
+namespace OpenSim.Services.Connectors.Hypergrid
+{
+    public class HomeUsersSecurityServiceConnector : IHomeUsersSecurityService
+    {
+        private static readonly ILog m_log =
+            LogManager.GetLogger(
+            MethodBase.GetCurrentMethod().DeclaringType);
+
+        string m_ServerURL;
+        public HomeUsersSecurityServiceConnector(string url)
+        {
+            m_ServerURL = url;
+        }
+
+        public HomeUsersSecurityServiceConnector(IConfigSource config)
+        {
+        }
+
+        public void SetEndPoint(UUID sessionID, IPEndPoint ep)
+        {
+            Hashtable hash = new Hashtable();
+            hash["sessionID"] = sessionID.ToString();
+            hash["ep_addr"] = ep.Address.ToString();
+            hash["ep_port"] = ep.Port.ToString();
+
+            Call("ep_set",  hash);
+        }
+
+        public void RemoveEndPoint(UUID sessionID)
+        {
+            Hashtable hash = new Hashtable();
+            hash["sessionID"] = sessionID.ToString();
+
+            Call("ep_remove", hash);
+        }
+
+        public IPEndPoint GetEndPoint(UUID sessionID)
+        {
+            Hashtable hash = new Hashtable();
+            hash["sessionID"] = sessionID.ToString();
+
+            IList paramList = new ArrayList();
+            paramList.Add(hash);
+
+            XmlRpcRequest request = new XmlRpcRequest("ep_get", paramList);
+            //m_log.Debug("[HGrid]: Linking to " + uri);
+            XmlRpcResponse response = null;
+            try
+            {
+                response = request.Send(m_ServerURL, 10000);
+            }
+            catch (Exception e)
+            {
+                m_log.Debug("[HGrid]: Exception " + e.Message);
+                return null;
+            }
+
+            if (response.IsFault)
+            {
+                m_log.ErrorFormat("[HGrid]: remote call returned an error: {0}", response.FaultString);
+                return null;
+            }
+
+            hash = (Hashtable)response.Value;
+            //foreach (Object o in hash)
+            //    m_log.Debug(">> " + ((DictionaryEntry)o).Key + ":" + ((DictionaryEntry)o).Value);
+            try
+            {
+                bool success = false;
+                Boolean.TryParse((string)hash["result"], out success);
+                if (success)
+                {
+                    IPEndPoint ep = null;
+                    int port = 0;
+                    if (hash["ep_port"] != null)
+                        Int32.TryParse((string)hash["ep_port"], out port);
+                    if (hash["ep_addr"] != null)
+                        ep = new IPEndPoint(IPAddress.Parse((string)hash["ep_addr"]), port);
+
+                    return ep;
+                }
+
+            }
+            catch (Exception e)
+            {
+                m_log.Error("[HGrid]: Got exception while parsing GetEndPoint response " + e.StackTrace);
+                return null;
+            }
+
+            return null;
+        }
+
+        private void Call(string method, Hashtable hash)
+        {
+            IList paramList = new ArrayList();
+            paramList.Add(hash);
+
+            XmlRpcRequest request = new XmlRpcRequest(method, paramList);
+            XmlRpcResponse response = null;
+            try
+            {
+                response = request.Send(m_ServerURL, 10000);
+            }
+            catch (Exception e)
+            {
+                m_log.Debug("[HGrid]: Exception " + e.Message);
+                return ;
+            }
+
+            if (response.IsFault)
+            {
+                m_log.ErrorFormat("[HGrid]: remote call returned an error: {0}", response.FaultString);
+                return ;
+            }
+
+        }
+
+    }
+}

OpenSim/Services/Connectors/Hypergrid/HypergridServiceConnector.cs

@@ -41,22 +41,49 @@ using OpenMetaverse;
 using OpenMetaverse.Imaging;
 using log4net;
 using Nwc.XmlRpc;
+using Nini.Config;
 
 namespace OpenSim.Services.Connectors.Hypergrid
 {
-    public class HypergridServiceConnector
+    public class HypergridServiceConnector : IHypergridService
     {
         private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
 
         private IAssetService m_AssetService;
+        private string m_ServerURL;
 
-        public HypergridServiceConnector() : this(null) { }
+        public HypergridServiceConnector() { }
 
         public HypergridServiceConnector(IAssetService assService) 
         {
             m_AssetService = assService;
         }
 
+        public HypergridServiceConnector(IConfigSource source)
+        {
+            Initialise(source);
+        }
+
+        public virtual void Initialise(IConfigSource source)
+        {
+            IConfig hgConfig = source.Configs["HypergridService"];
+            if (hgConfig == null)
+            {
+                m_log.Error("[HYPERGRID CONNECTOR]: HypergridService missing from OpenSim.ini");
+                throw new Exception("Hypergrid connector init error");
+            }
+
+            string serviceURI = hgConfig.GetString("HypergridServerURI",
+                    String.Empty);
+
+            if (serviceURI == String.Empty)
+            {
+                m_log.Error("[HYPERGRID CONNECTOR]: No Server URI named in section HypergridService");
+                throw new Exception("Hypergrid connector init error");
+            }
+            m_ServerURL = serviceURI;
+        }
+
         public bool LinkRegion(GridRegion info, out UUID regionID, out ulong realHandle, out string imageURL, out string reason)
         {
             regionID = UUID.Zero;
@@ -246,5 +273,82 @@ namespace OpenSim.Services.Connectors.Hypergrid
 
             return null;
         }
+
+        #region From local regions to grid-wide hypergrid service
+
+        public bool LinkRegion(string regionDescriptor, out UUID regionID, out ulong realHandle, out string imageURL, out string reason)
+        {
+            regionID = UUID.Zero;
+            imageURL = string.Empty;
+            realHandle = 0;
+            reason = string.Empty;
+
+            Hashtable hash = new Hashtable();
+            hash["region_desc"] = regionDescriptor;
+
+            IList paramList = new ArrayList();
+            paramList.Add(hash);
+
+            XmlRpcRequest request = new XmlRpcRequest("link_region_by_desc", paramList);
+            XmlRpcResponse response = null;
+            try
+            {
+                response = request.Send(m_ServerURL, 10000);
+            }
+            catch (Exception e)
+            {
+                m_log.Debug("[HGrid]: Exception " + e.Message);
+                reason = "Error contacting remote server";
+                return false;
+            }
+
+            if (response.IsFault)
+            {
+                reason = response.FaultString;
+                m_log.ErrorFormat("[HGrid]: remote call returned an error: {0}", response.FaultString);
+                return false;
+            }
+
+            hash = (Hashtable)response.Value;
+            //foreach (Object o in hash)
+            //    m_log.Debug(">> " + ((DictionaryEntry)o).Key + ":" + ((DictionaryEntry)o).Value);
+            try
+            {
+                bool success = false;
+                Boolean.TryParse((string)hash["result"], out success);
+                if (success)
+                {
+                    UUID.TryParse((string)hash["uuid"], out regionID);
+                    //m_log.Debug(">> HERE, uuid: " + uuid);
+                    if ((string)hash["handle"] != null)
+                    {
+                        realHandle = Convert.ToUInt64((string)hash["handle"]);
+                        //m_log.Debug(">> HERE, realHandle: " + realHandle);
+                    }
+                    if (hash["region_image"] != null)
+                    {
+                        imageURL = (string)hash["region_image"];
+                    }
+                }
+
+            }
+            catch (Exception e)
+            {
+                reason = "Error parsing return arguments";
+                m_log.Error("[HGrid]: Got exception while parsing hyperlink response " + e.StackTrace);
+                return false;
+            }
+
+            return true;
+        }
+
+        // TODO !!!
+        public GridRegion GetRegionByUUID(UUID regionID) { return null; }
+        public GridRegion GetRegionByPosition(int x, int y) { return null; }
+        public GridRegion GetRegionByName(string name) { return null; }
+        public List<GridRegion> GetRegionsByName(string name) { return null; }
+        public List<GridRegion> GetRegionRange(int xmin, int xmax, int ymin, int ymax) { return null; }
+
+        #endregion
     }
 }

OpenSim/Services/HypergridService/GatekeeperService.cs

@@ -27,6 +27,7 @@
 
 using System;
 using System.Collections.Generic;
+using System.Net;
 using System.Reflection;
 
 using OpenSim.Framework;
@@ -51,6 +52,7 @@ namespace OpenSim.Services.HypergridService
         IPresenceService m_PresenceService;
         IAuthenticationService m_AuthenticationService;
         IUserAccountService m_UserAccountService;
+        IHomeUsersSecurityService m_HomeUsersSecurityService;
         ISimulationService m_SimulationService;
 
         string m_AuthDll;
@@ -66,14 +68,15 @@ namespace OpenSim.Services.HypergridService
                 throw new Exception(String.Format("No section GatekeeperService in config file"));
 
             string accountService = serverConfig.GetString("UserAccountService", String.Empty);
+            string homeUsersSecurityService = serverConfig.GetString("HomeUsersSecurityService", string.Empty);
             string gridService = serverConfig.GetString("GridService", String.Empty);
             string presenceService = serverConfig.GetString("PresenceService", String.Empty);
             string simulationService = serverConfig.GetString("SimulationService", String.Empty);
 
             m_AuthDll = serverConfig.GetString("AuthenticationService", String.Empty);
 
-            if (accountService == string.Empty || gridService == string.Empty ||
+            // These 3 are mandatory, the others aren't
-                presenceService == string.Empty || m_AuthDll == string.Empty)
+            if (gridService == string.Empty || presenceService == string.Empty || m_AuthDll == string.Empty)
                 throw new Exception("Incomplete specifications, Gatekeeper Service cannot function.");
             
             string scope = serverConfig.GetString("ScopeID", UUID.Zero.ToString());
@@ -82,16 +85,20 @@ namespace OpenSim.Services.HypergridService
             m_AllowTeleportsToAnyRegion = serverConfig.GetBoolean("AllowTeleportsToAnyRegion", true);
 
             Object[] args = new Object[] { config };
-            m_UserAccountService = ServerUtils.LoadPlugin<IUserAccountService>(accountService, args);
             m_GridService = ServerUtils.LoadPlugin<IGridService>(gridService, args);
             m_PresenceService = ServerUtils.LoadPlugin<IPresenceService>(presenceService, args);
+
+            if (accountService != string.Empty)
+                m_UserAccountService = ServerUtils.LoadPlugin<IUserAccountService>(accountService, args);
+            if (homeUsersSecurityService != string.Empty)
+                m_HomeUsersSecurityService = ServerUtils.LoadPlugin<IHomeUsersSecurityService>(homeUsersSecurityService, args);
+
             if (simService != null)
                 m_SimulationService = simService;
             else if (simulationService != string.Empty)
                     m_SimulationService = ServerUtils.LoadPlugin<ISimulationService>(simulationService, args);
 
-            if (m_UserAccountService == null || m_GridService == null ||
+            if (m_GridService == null || m_PresenceService == null || m_SimulationService == null)
-                m_PresenceService == null || m_SimulationService == null)
                 throw new Exception("Unable to load a required plugin, Gatekeeper Service cannot function.");
 
             m_log.Debug("[GATEKEEPER SERVICE]: Starting...");
@@ -164,6 +171,7 @@ namespace OpenSim.Services.HypergridService
             return region;
         }
 
+        #region Login Agent
         public bool LoginAgent(AgentCircuitData aCircuit, GridRegion destination, out string reason)
         {
             reason = string.Empty;
@@ -174,6 +182,9 @@ namespace OpenSim.Services.HypergridService
             m_log.DebugFormat("[GATEKEEPER SERVICE]: Request to login foreign agent {0} {1} @ {2} ({3}) at destination {4}", 
                 aCircuit.firstname, aCircuit.lastname, authURL, aCircuit.AgentID, destination.RegionName);
 
+            //
+            // Authenticate the user
+            //
             if (!Authenticate(aCircuit))
             {
                 reason = "Unable to verify identity";
@@ -182,21 +193,39 @@ namespace OpenSim.Services.HypergridService
             }
             m_log.DebugFormat("[GATEKEEPER SERVICE]: Identity verified for {0} {1} @ {2}", aCircuit.firstname, aCircuit.lastname, authURL);
             
+            //
+            // Check for impersonations
+            //
+            UserAccount account = null;
+            if (m_UserAccountService != null)
+            {
                 // Check to see if we have a local user with that UUID
-            UserAccount account = m_UserAccountService.GetUserAccount(m_ScopeID, aCircuit.AgentID);
+                account = m_UserAccountService.GetUserAccount(m_ScopeID, aCircuit.AgentID);
                 if (account != null)
                 {
-                // No, sorry; go away
+                    // Make sure this is the user coming home, and not a fake
-                reason = "User identifier not allowed on this grid";
+                    if (m_HomeUsersSecurityService != null)
-                m_log.InfoFormat("[GATEKEEPER SERVICE]: Foreign agent {0} {1} has UUID of local user {3}. Refusing service.", 
+                    {
-                    aCircuit.firstname, aCircuit.lastname, aCircuit.AgentID);
+                        Object ep = m_HomeUsersSecurityService.GetEndPoint(aCircuit.SessionID);
+                        if (ep == null)
+                        {
+                            // This is a fake, this session never left this grid
+                            reason = "Unauthorized";
+                            m_log.InfoFormat("[GATEKEEPER SERVICE]: Foreign agent {0} {1} has same ID as local user. Refusing service.",
+                                aCircuit.firstname, aCircuit.lastname);
                             return false;
+
                         }
-            m_log.DebugFormat("[GATEKEEPER SERVICE]: User ID ok");
+                    }
+                }
+            }
+            m_log.DebugFormat("[GATEKEEPER SERVICE]: User is ok");
 
             // May want to authorize
 
+            //
             // Login the presence
+            //
             if (!m_PresenceService.LoginAgent(aCircuit.AgentID.ToString(), aCircuit.SessionID, aCircuit.SecureSessionID))
             {
                 reason = "Unable to login presence";
@@ -206,18 +235,34 @@ namespace OpenSim.Services.HypergridService
             }
             m_log.DebugFormat("[GATEKEEPER SERVICE]: Login presence ok");
 
+            //
             // Get the region
+            //
             destination = m_GridService.GetRegionByUUID(m_ScopeID, destination.RegionID);
             if (destination == null)
             {
                 reason = "Destination region not found";
                 return false;
             }
-            m_log.DebugFormat("[GATEKEEPER SERVICE]: destination ok : {0}", destination.RegionName);
+            m_log.DebugFormat("[GATEKEEPER SERVICE]: destination ok: {0}", destination.RegionName);
 
-            // Finally launch the agent at the destination
+            //
+            // Adjust the visible name
+            //
+            if (account != null)
+            {
+                aCircuit.firstname = account.FirstName;
+                aCircuit.lastname = account.LastName;
+            }
+            if (account == null && !aCircuit.lastname.StartsWith("@"))
+            {
                 aCircuit.firstname = aCircuit.firstname + "." + aCircuit.lastname;
                 aCircuit.lastname = "@" + aCircuit.ServiceURLs["HomeURI"].ToString();
+            }
+
+            //
+            // Finally launch the agent at the destination
+            //
             return m_SimulationService.CreateAgent(destination, aCircuit, 0, out reason);
         }
 
@@ -250,5 +295,40 @@ namespace OpenSim.Services.HypergridService
 
             return false;
         }
+
+        #endregion
+
+        public GridRegion GetHomeRegion(UUID userID, out Vector3 position, out Vector3 lookAt)
+        {
+            position = new Vector3(128, 128, 0); lookAt = Vector3.UnitY;
+
+            m_log.DebugFormat("[GATEKEEPER SERVICE]: Request to get home region of user {0}", userID);
+
+            GridRegion home = null;
+            PresenceInfo[] presences = m_PresenceService.GetAgents(new string[] { userID.ToString() });
+            if (presences != null && presences.Length > 0)
+            {
+                UUID homeID = presences[0].HomeRegionID;
+                if (homeID != UUID.Zero)
+                {
+                    home = m_GridService.GetRegionByUUID(m_ScopeID, homeID);
+                    position = presences[0].HomePosition;
+                    lookAt = presences[0].HomeLookAt;
+                }
+                if (home == null)
+                {
+                    List<GridRegion> defs = m_GridService.GetDefaultRegions(m_ScopeID);
+                    if (defs != null && defs.Count > 0)
+                        home = defs[0];
+                }
+            }
+
+            return home;
+        }
+
+        #region Misc
+
+
+        #endregion
     }
 }

OpenSim/Services/HypergridService/HomeUsersSecurityService.cs

@@ -0,0 +1,67 @@
+using System;
+using System.Collections.Generic;
+using System.Net;
+using System.Reflection;
+
+using OpenSim.Services.Interfaces;
+
+using OpenMetaverse;
+using log4net;
+using Nini.Config;
+
+namespace OpenSim.Services.HypergridService
+{
+    /// <summary>
+    /// This service is for HG1.5 only, to make up for the fact that clients don't
+    /// keep any private information in themselves, and that their 'home service'
+    /// needs to do it for them.
+    /// Once we have better clients, this shouldn't be needed.
+    /// </summary>
+    public class HomeUsersSecurityService : IHomeUsersSecurityService
+    {
+        private static readonly ILog m_log =
+                LogManager.GetLogger(
+                MethodBase.GetCurrentMethod().DeclaringType);
+
+        //
+        // This is a persistent storage wannabe for dealing with the
+        // quirks of HG1.5. We don't really want to store this in a table.
+        // But this is the necessary information for securing clients
+        // coming home.
+        //
+        protected static Dictionary<UUID, IPEndPoint> m_ClientEndPoints = new Dictionary<UUID, IPEndPoint>();
+
+        public HomeUsersSecurityService(IConfigSource config)
+        {
+            m_log.DebugFormat("[HOME USERS SECURITY]: Starting...");
+        }
+
+        public void SetEndPoint(UUID sessionID, IPEndPoint ep)
+        {
+            m_log.DebugFormat("[HOME USERS SECURITY]: Set EndPoint {0} for session {1}", ep.ToString(), sessionID);
+
+            lock (m_ClientEndPoints)
+                m_ClientEndPoints[sessionID] = ep;
+        }
+
+        public IPEndPoint GetEndPoint(UUID sessionID)
+        {
+            lock (m_ClientEndPoints)
+                if (m_ClientEndPoints.ContainsKey(sessionID))
+                {
+                    m_log.DebugFormat("[HOME USERS SECURITY]: Get EndPoint {0} for session {1}", m_ClientEndPoints[sessionID].ToString(), sessionID);
+                    return m_ClientEndPoints[sessionID];
+                }
+
+            return null;
+        }
+
+        public void RemoveEndPoint(UUID sessionID)
+        {
+            m_log.DebugFormat("[HOME USERS SECURITY]: Remove EndPoint for session {0}", sessionID);
+            lock (m_ClientEndPoints)
+                if (m_ClientEndPoints.ContainsKey(sessionID))
+                    m_ClientEndPoints.Remove(sessionID);
+        }
+    }
+}

OpenSim/Services/HypergridService/HypergridService.cs

@@ -51,7 +51,7 @@ namespace OpenSim.Services.HypergridService
         private static HypergridService m_RootInstance = null;
         protected IConfigSource m_config;
 
-        protected IAuthenticationService m_AuthenticationService = null;
+        protected IPresenceService m_PresenceService = null;
         protected IGridService m_GridService;
         protected IAssetService m_AssetService;
         protected HypergridServiceConnector m_HypergridConnector;
@@ -94,7 +94,7 @@ namespace OpenSim.Services.HypergridService
             if (gridConfig != null)
             {
                 string gridService = gridConfig.GetString("GridService", string.Empty);                
-                string authService = gridConfig.GetString("AuthenticationService", String.Empty);
+                string presenceService = gridConfig.GetString("PresenceService", String.Empty);
                 string assetService = gridConfig.GetString("AssetService", string.Empty);
 
                 Object[] args = new Object[] { config };
@@ -104,8 +104,8 @@ namespace OpenSim.Services.HypergridService
                 if (m_GridService == null)
                     throw new Exception("HypergridService cannot function without a GridService");
 
-                if (authService != String.Empty)
+                if (presenceService != String.Empty)
-                    m_AuthenticationService = ServerUtils.LoadPlugin<IAuthenticationService>(authService, args);
+                    m_PresenceService = ServerUtils.LoadPlugin<IPresenceService>(presenceService, args);
 
                 if (assetService != string.Empty)
                     m_AssetService = ServerUtils.LoadPlugin<IAssetService>(assetService, args);

OpenSim/Services/Interfaces/IGatekeeperService.cs

@@ -26,6 +26,7 @@
  */
 
 using System;
+using System.Net;
 using System.Collections.Generic;
 
 using OpenSim.Framework;
@@ -39,5 +40,18 @@ namespace OpenSim.Services.Interfaces
         GridRegion GetHyperlinkRegion(UUID regionID);
 
         bool LoginAgent(AgentCircuitData aCircuit, GridRegion destination, out string reason);
+
+        GridRegion GetHomeRegion(UUID userID, out Vector3 position, out Vector3 lookAt);
+
+    }
+
+    /// <summary>
+    /// HG1.5 only
+    /// </summary>
+    public interface IHomeUsersSecurityService
+    {
+        void SetEndPoint(UUID sessionID, IPEndPoint ep);
+        IPEndPoint GetEndPoint(UUID sessionID);
+        void RemoveEndPoint(UUID sessionID);
     }
 }

OpenSim/Services/Interfaces/IHypergridService.cs

@@ -43,6 +43,7 @@ namespace OpenSim.Services.Interfaces
         GridRegion GetRegionByName(string name);
         List<GridRegion> GetRegionsByName(string name);
         List<GridRegion> GetRegionRange(int xmin, int xmax, int ymin, int ymax);
+
     }
 
 }

bin/OpenSim.Server.ini.example

@@ -42,7 +42,6 @@ ServiceConnectors = "OpenSim.Server.Handlers.dll:AssetServiceConnector,OpenSim.S
 ; *
 [InventoryService]
     LocalServiceModule = "OpenSim.Services.InventoryService.dll:InventoryService"
-    UserServerURI = "http://127.0.0.1:8002"
     SessionAuthentication = "false"
     StorageProvider = "OpenSim.Data.MySQL.dll"
     ConnectionString = "Data Source=localhost;Database=opensim;User ID=opensim;Password=opensim123;"
@@ -58,10 +57,12 @@ ServiceConnectors = "OpenSim.Server.Handlers.dll:AssetServiceConnector,OpenSim.S
     Realm = "regions"
     ; AllowDuplicateNames = "True"
     ;; Next, we can specify properties of regions, including default and fallback regions
-    ;; The syntax is: Region_<RegioName> = "<flags>"
+    ;; The syntax is: Region_<RegionName> = "<flags>"
+    ;; or:            Region_<RegionID> = "<flags>"
     ;; where <flags> can be DefaultRegion, FallbackRegion, NoDirectLogin, Persistent, LockedOut,Reservation,NoMove,Authenticate
     ;; For example: 
     ; Region_Welcome_Area = "DefaultRegion, FallbackRegion"
+    ; (replace spaces with underscore)
 
 ; * This is the configuration for the freeswitch server in grid mode
 [FreeswitchService]

bin/config-include/GridHypergrid.ini

@@ -17,18 +17,17 @@
     AvatarServices = "RemoteAvatarServicesConnector"
     NeighbourServices = "RemoteNeighbourServicesConnector"
     AuthenticationServices = "RemoteAuthenticationServicesConnector"
+    AuthorizationServices = "LocalAuthorizationServicesConnector"
     PresenceServices = "RemotePresenceServicesConnector"
     UserAccountServices = "RemoteUserAccountServicesConnector"
     SimulationServices = "RemoteSimulationConnectorModule"
-    EntityTransferModule = "BasicEntityTransferModule"
+    EntityTransferModule = "HGEntityTransferModule"
     LandServiceInConnector = true
     NeighbourServiceInConnector = true
-    HypergridServiceInConnector = true
     SimulationServiceInConnector = true
     LibraryModule = true
     InventoryServiceInConnector = false
     AssetServiceInConnector = false
-    LLLoginServiceInConnector = false
 
 [AssetService]
     LocalGridAssetService = "OpenSim.Services.Connectors.dll:AssetServicesConnector"
@@ -41,12 +40,12 @@
 [GridService]
     ; for the HGGridServicesConnector to instantiate
     GridServiceConnectorModule = "OpenSim.Region.CoreModules.dll:RemoteGridServicesConnector"
+	HypergridService = "OpenSim.Services.HypergridService.dll:HypergridService"
 	; RemoteGridServicesConnector instantiates a LocalGridServicesConnector,
 	; which in turn uses this
     LocalServiceModule = "OpenSim.Services.GridService.dll:GridService"
     StorageProvider = "OpenSim.Data.Null.dll:NullRegionData"
 
-[LibraryService]
+[HypergridService]
-    LocalServiceModule = "OpenSim.Services.InventoryService.dll:LibraryService"
+	GridService = "OpenSim.Services.GridService.dll:GridService"
-    LibraryName = "OpenSim Library"
+	AssetService = "OpenSim.Services.AssetService.dll:AssetService"
-    DefaultLibrary = "./inventory/Libraries.xml"

bin/config-include/StandaloneHypergrid.ini

@@ -82,6 +82,9 @@
     GridService = "OpenSim.Services.GridService.dll:GridService"
     AuthenticationService = "OpenSim.Services.Connectors.dll:AuthenticationServicesConnector"
 
+[HGEntityTransferModule]
+	HomeUsersSecurityService = "OpenSim.Services.HypergridService.dll:HomeUsersSecurityService"
+	
 [PresenceService]
     LocalServiceModule = "OpenSim.Services.PresenceService.dll:PresenceService"