2 files changed, 615 insertions, 0 deletions

diff --git a/OpenSim/Services/Connectors/Hypergrid/GatekeeperServiceConnector.cs b/OpenSim/Services/Connectors/Hypergrid/GatekeeperServiceConnector.cs
new file mode 100644
index 0000000..9f73b38
--- /dev/null
+++ b/OpenSim/Services/Connectors/Hypergrid/GatekeeperServiceConnector.cs
@@ -0,0 +1,245 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.Drawing;
+using System.Net;
+using System.Reflection;
+
+using OpenSim.Framework;
+using OpenSim.Services.Interfaces;
+using GridRegion = OpenSim.Services.Interfaces.GridRegion;
+
+using OpenMetaverse;
+using OpenMetaverse.Imaging;
+using Nwc.XmlRpc;
+using log4net;
+
+using OpenSim.Services.Connectors.Simulation;
+
+namespace OpenSim.Services.Connectors.Hypergrid
+{
+    public class GatekeeperServiceConnector : SimulationServiceConnector
+    {
+        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+
+        private static UUID m_HGMapImage = new UUID("00000000-0000-1111-9999-000000000013");
+
+        private IAssetService m_AssetService;
+
+        public GatekeeperServiceConnector() : base()
+        {
+        }
+
+        public GatekeeperServiceConnector(IAssetService assService)
+        {
+            m_AssetService = assService;
+        }
+
+        protected override string AgentPath()
+        {
+            return "/foreignagent/";
+        }
+
+        protected override string ObjectPath()
+        {
+            return "/foreignobject/";
+        }
+
+        public bool LinkRegion(GridRegion info, out UUID regionID, out ulong realHandle, out string externalName, out string imageURL, out string reason)
+        {
+            regionID = UUID.Zero;
+            imageURL = string.Empty;
+            realHandle = 0;
+            externalName = string.Empty;
+            reason = string.Empty;
+
+            Hashtable hash = new Hashtable();
+            hash["region_name"] = info.RegionName;
+
+            IList paramList = new ArrayList();
+            paramList.Add(hash);
+
+            XmlRpcRequest request = new XmlRpcRequest("link_region", paramList);
+            string uri = "http://" + info.ExternalEndPoint.Address + ":" + info.HttpPort + "/";
+            //m_log.Debug("[GATEKEEPER SERVICE CONNECTOR]: Linking to " + uri);
+            XmlRpcResponse response = null;
+            try
+            {
+                response = request.Send(uri, 10000);
+            }
+            catch (Exception e)
+            {
+                m_log.Debug("[GATEKEEPER SERVICE CONNECTOR]: Exception " + e.Message);
+                reason = "Error contacting remote server";
+                return false;
+            }
+
+            if (response.IsFault)
+            {
+                reason = response.FaultString;
+                m_log.ErrorFormat("[GATEKEEPER SERVICE CONNECTOR]: 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"];
+                    if (hash["external_name"] != null)
+                        externalName = (string)hash["external_name"];
+                }
+
+            }
+            catch (Exception e)
+            {
+                reason = "Error parsing return arguments";
+                m_log.Error("[GATEKEEPER SERVICE CONNECTOR]: Got exception while parsing hyperlink response " + e.StackTrace);
+                return false;
+            }
+
+            return true;
+        }
+
+        UUID m_MissingTexture = new UUID("5748decc-f629-461c-9a36-a35a221fe21f");
+
+        public UUID GetMapImage(UUID regionID, string imageURL)
+        {
+            if (m_AssetService == null)
+                return m_MissingTexture;
+
+            try
+            {
+
+                WebClient c = new WebClient();
+                //m_log.Debug("JPEG: " + imageURL);
+                string filename = regionID.ToString();
+                c.DownloadFile(imageURL, filename + ".jpg");
+                Bitmap m = new Bitmap(filename + ".jpg");
+                //m_log.Debug("Size: " + m.PhysicalDimension.Height + "-" + m.PhysicalDimension.Width);
+                byte[] imageData = OpenJPEG.EncodeFromImage(m, true);
+                AssetBase ass = new AssetBase(UUID.Random(), "region " + filename, (sbyte)AssetType.Texture, regionID.ToString());
+
+                // !!! for now
+                //info.RegionSettings.TerrainImageID = ass.FullID;
+
+                ass.Temporary = true;
+                ass.Local = true;
+                ass.Data = imageData;
+
+                m_AssetService.Store(ass);
+
+                // finally
+                return ass.FullID;
+
+            }
+            catch // LEGIT: Catching problems caused by OpenJPEG p/invoke
+            {
+                m_log.Warn("[GATEKEEPER SERVICE CONNECTOR]: Failed getting/storing map image, because it is probably already in the cache");
+            }
+            return UUID.Zero;
+        }
+
+        public GridRegion GetHyperlinkRegion(GridRegion gatekeeper, UUID regionID)
+        {
+            Hashtable hash = new Hashtable();
+            hash["region_uuid"] = regionID.ToString();
+
+            IList paramList = new ArrayList();
+            paramList.Add(hash);
+
+            XmlRpcRequest request = new XmlRpcRequest("get_region", paramList);
+            string uri = "http://" + gatekeeper.ExternalEndPoint.Address + ":" + gatekeeper.HttpPort + "/";
+            m_log.Debug("[GATEKEEPER SERVICE CONNECTOR]: contacting " + uri);
+            XmlRpcResponse response = null;
+            try
+            {
+                response = request.Send(uri, 10000);
+            }
+            catch (Exception e)
+            {
+                m_log.Debug("[GATEKEEPER SERVICE CONNECTOR]: Exception " + e.Message);
+                return null;
+            }
+
+            if (response.IsFault)
+            {
+                m_log.ErrorFormat("[GATEKEEPER SERVICE CONNECTOR]: 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)
+                {
+                    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);
+                    }
+
+                    // Successful return
+                    return region;
+                }
+
+            }
+            catch (Exception e)
+            {
+                m_log.Error("[GATEKEEPER SERVICE CONNECTOR]: Got exception while parsing hyperlink response " + e.StackTrace);
+                return null;
+            }
+
+            return null;
+        }
+
+    }
+}
diff --git a/OpenSim/Services/Connectors/Hypergrid/UserAgentServiceConnector.cs b/OpenSim/Services/Connectors/Hypergrid/UserAgentServiceConnector.cs
new file mode 100644
index 0000000..83d3449
--- /dev/null
+++ b/OpenSim/Services/Connectors/Hypergrid/UserAgentServiceConnector.cs
@@ -0,0 +1,370 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.IO;
+using System.Net;
+using System.Reflection;
+using System.Text;
+
+using OpenSim.Framework;
+using OpenSim.Services.Interfaces;
+using OpenSim.Services.Connectors.Simulation;
+using GridRegion = OpenSim.Services.Interfaces.GridRegion;
+
+using OpenMetaverse;
+using OpenMetaverse.StructuredData;
+using log4net;
+using Nwc.XmlRpc;
+using Nini.Config;
+
+namespace OpenSim.Services.Connectors.Hypergrid
+{
+    public class UserAgentServiceConnector : IUserAgentService
+    {
+        private static readonly ILog m_log =
+            LogManager.GetLogger(
+            MethodBase.GetCurrentMethod().DeclaringType);
+
+        string m_ServerURL;
+        public UserAgentServiceConnector(string url)
+        {
+            m_ServerURL = url;
+        }
+
+        public UserAgentServiceConnector(IConfigSource config)
+        {
+        }
+
+        public bool LoginAgentToGrid(AgentCircuitData aCircuit, GridRegion gatekeeper, GridRegion destination, out string reason)
+        {
+            reason = String.Empty;
+
+            if (destination == null)
+            {
+                reason = "Destination is null";
+                m_log.Debug("[USER AGENT CONNECTOR]: Given destination is null");
+                return false;
+            }
+
+            string uri =  m_ServerURL + "/homeagent/" + aCircuit.AgentID + "/";
+
+            Console.WriteLine("   >>> LoginAgentToGrid <<< " + uri);
+
+            HttpWebRequest AgentCreateRequest = (HttpWebRequest)WebRequest.Create(uri);
+            AgentCreateRequest.Method = "POST";
+            AgentCreateRequest.ContentType = "application/json";
+            AgentCreateRequest.Timeout = 10000;
+            //AgentCreateRequest.KeepAlive = false;
+            //AgentCreateRequest.Headers.Add("Authorization", authKey);
+
+            // Fill it in
+            OSDMap args = PackCreateAgentArguments(aCircuit, gatekeeper, destination);
+
+            string strBuffer = "";
+            byte[] buffer = new byte[1];
+            try
+            {
+                strBuffer = OSDParser.SerializeJsonString(args);
+                Encoding str = Util.UTF8;
+                buffer = str.GetBytes(strBuffer);
+
+            }
+            catch (Exception e)
+            {
+                m_log.WarnFormat("[USER AGENT CONNECTOR]: Exception thrown on serialization of ChildCreate: {0}", e.Message);
+                // ignore. buffer will be empty, caller should check.
+            }
+
+            Stream os = null;
+            try
+            { // send the Post
+                AgentCreateRequest.ContentLength = buffer.Length;   //Count bytes to send
+                os = AgentCreateRequest.GetRequestStream();
+                os.Write(buffer, 0, strBuffer.Length);         //Send it
+                m_log.InfoFormat("[USER AGENT CONNECTOR]: Posted CreateAgent request to remote sim {0}, region {1}, x={2} y={3}",
+                    uri, destination.RegionName, destination.RegionLocX, destination.RegionLocY);
+            }
+            //catch (WebException ex)
+            catch
+            {
+                //m_log.InfoFormat("[USER AGENT CONNECTOR]: Bad send on ChildAgentUpdate {0}", ex.Message);
+                reason = "cannot contact remote region";
+                return false;
+            }
+            finally
+            {
+                if (os != null)
+                    os.Close();
+            }
+
+            // Let's wait for the response
+            //m_log.Info("[USER AGENT CONNECTOR]: Waiting for a reply after DoCreateChildAgentCall");
+
+            WebResponse webResponse = null;
+            StreamReader sr = null;
+            try
+            {
+                webResponse = AgentCreateRequest.GetResponse();
+                if (webResponse == null)
+                {
+                    m_log.Info("[USER AGENT CONNECTOR]: Null reply on DoCreateChildAgentCall post");
+                }
+                else
+                {
+
+                    sr = new StreamReader(webResponse.GetResponseStream());
+                    string response = sr.ReadToEnd().Trim();
+                    m_log.InfoFormat("[USER AGENT CONNECTOR]: DoCreateChildAgentCall reply was {0} ", response);
+
+                    if (!String.IsNullOrEmpty(response))
+                    {
+                        try
+                        {
+                            // we assume we got an OSDMap back
+                            OSDMap r = Util.GetOSDMap(response);
+                            bool success = r["success"].AsBoolean();
+                            reason = r["reason"].AsString();
+                            return success;
+                        }
+                        catch (NullReferenceException e)
+                        {
+                            m_log.InfoFormat("[USER AGENT CONNECTOR]: exception on reply of DoCreateChildAgentCall {0}", e.Message);
+
+                            // check for old style response
+                            if (response.ToLower().StartsWith("true"))
+                                return true;
+
+                            return false;
+                        }
+                    }
+                }
+            }
+            catch (WebException ex)
+            {
+                m_log.InfoFormat("[USER AGENT CONNECTOR]: exception on reply of DoCreateChildAgentCall {0}", ex.Message);
+                reason = "Destination did not reply";
+                return false;
+            }
+            finally
+            {
+                if (sr != null)
+                    sr.Close();
+            }
+
+            return true;
+
+        }
+
+        protected OSDMap PackCreateAgentArguments(AgentCircuitData aCircuit, GridRegion gatekeeper, GridRegion destination)
+        {
+            OSDMap args = null;
+            try
+            {
+                args = aCircuit.PackAgentCircuitData();
+            }
+            catch (Exception e)
+            {
+                m_log.Debug("[USER AGENT CONNECTOR]: PackAgentCircuitData failed with exception: " + e.Message);
+            }
+            // Add the input arguments
+            args["gatekeeper_host"] = OSD.FromString(gatekeeper.ExternalHostName);
+            args["gatekeeper_port"] = OSD.FromString(gatekeeper.HttpPort.ToString());
+            args["destination_x"] = OSD.FromString(destination.RegionLocX.ToString());
+            args["destination_y"] = OSD.FromString(destination.RegionLocY.ToString());
+            args["destination_name"] = OSD.FromString(destination.RegionName);
+            args["destination_uuid"] = OSD.FromString(destination.RegionID.ToString());
+
+            return args;
+        }
+
+        public GridRegion GetHomeRegion(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);
+            XmlRpcResponse response = null;
+            try
+            {
+                response = request.Send(m_ServerURL, 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;
+
+        }
+
+        public bool AgentIsComingHome(UUID sessionID, string thisGridExternalName)
+        {
+            Hashtable hash = new Hashtable();
+            hash["sessionID"] = sessionID.ToString();
+            hash["externalName"] = thisGridExternalName;
+
+            IList paramList = new ArrayList();
+            paramList.Add(hash);
+
+            XmlRpcRequest request = new XmlRpcRequest("agent_is_coming_home", paramList);
+            string reason = string.Empty;
+            return GetBoolResponse(request, out reason);
+        }
+
+        public bool VerifyAgent(UUID sessionID, string token)
+        {
+            Hashtable hash = new Hashtable();
+            hash["sessionID"] = sessionID.ToString();
+            hash["token"] = token;
+
+            IList paramList = new ArrayList();
+            paramList.Add(hash);
+
+            XmlRpcRequest request = new XmlRpcRequest("verify_agent", paramList);
+            string reason = string.Empty;
+            return GetBoolResponse(request, out reason);
+        }
+
+        public bool VerifyClient(UUID sessionID, string token)
+        {
+            Hashtable hash = new Hashtable();
+            hash["sessionID"] = sessionID.ToString();
+            hash["token"] = token;
+
+            IList paramList = new ArrayList();
+            paramList.Add(hash);
+
+            XmlRpcRequest request = new XmlRpcRequest("verify_client", paramList);
+            string reason = string.Empty;
+            return GetBoolResponse(request, out reason);
+        }
+
+        public void LogoutAgent(UUID userID, UUID sessionID)
+        {
+            Hashtable hash = new Hashtable();
+            hash["sessionID"] = sessionID.ToString();
+            hash["userID"] = userID.ToString();
+
+            IList paramList = new ArrayList();
+            paramList.Add(hash);
+
+            XmlRpcRequest request = new XmlRpcRequest("logout_agent", paramList);
+            string reason = string.Empty;
+            GetBoolResponse(request, out reason);
+        }
+
+
+        private bool GetBoolResponse(XmlRpcRequest request, out string reason)
+        {
+            //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);
+                reason = "Exception: " + e.Message;
+                return false;
+            }
+
+            if (response.IsFault)
+            {
+                m_log.ErrorFormat("[HGrid]: remote call returned an error: {0}", response.FaultString);
+                reason = "XMLRPC Fault";
+                return false;
+            }
+
+            Hashtable hash = (Hashtable)response.Value;
+            //foreach (Object o in hash)
+            //    m_log.Debug(">> " + ((DictionaryEntry)o).Key + ":" + ((DictionaryEntry)o).Value);
+            try
+            {
+                bool success = false;
+                reason = string.Empty;
+                Boolean.TryParse((string)hash["result"], out success);
+
+                return success;
+            }
+            catch (Exception e)
+            {
+                m_log.Error("[HGrid]: Got exception while parsing GetEndPoint response " + e.StackTrace);
+                reason = "Exception: " + e.Message;
+                return false;
+            }
+
+        }
+
+    }
+}