Added grid handler and grid remote connector.

1 files changed, 346 insertions, 0 deletions

diff --git a/OpenSim/Services/Connectors/Grid/GridServiceConnector.cs b/OpenSim/Services/Connectors/Grid/GridServiceConnector.cs
new file mode 100644
index 0000000..ae7db7e
--- /dev/null
+++ b/OpenSim/Services/Connectors/Grid/GridServiceConnector.cs
@@ -0,0 +1,346 @@
+/*
+ * 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 log4net;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Reflection;
+using Nini.Config;
+using OpenSim.Framework;
+using OpenSim.Framework.Communications;
+using OpenSim.Framework.Servers.HttpServer;
+using OpenSim.Services.Interfaces;
+using OpenSim.Server.Base;
+using OpenMetaverse;
+
+namespace OpenSim.Services.Connectors
+{
+    public class GridServicesConnector : IGridService
+    {
+        private static readonly ILog m_log =
+                LogManager.GetLogger(
+                MethodBase.GetCurrentMethod().DeclaringType);
+
+        private string m_ServerURI = String.Empty;
+
+        public GridServicesConnector()
+        {
+        }
+
+        public GridServicesConnector(string serverURI)
+        {
+            m_ServerURI = serverURI.TrimEnd('/');
+        }
+
+        public GridServicesConnector(IConfigSource source)
+        {
+            Initialise(source);
+        }
+
+        public virtual void Initialise(IConfigSource source)
+        {
+            IConfig gridConfig = source.Configs["GridService"];
+            if (gridConfig == null)
+            {
+                m_log.Error("[GRID CONNECTOR]: GridService missing from OpenSim.ini");
+                throw new Exception("Grid connector init error");
+            }
+
+            string serviceURI = gridConfig.GetString("GridServerURI",
+                    String.Empty);
+
+            if (serviceURI == String.Empty)
+            {
+                m_log.Error("[GRID CONNECTOR]: No Server URI named in section GridService");
+                throw new Exception("Grid connector init error");
+            }
+            m_ServerURI = serviceURI;
+        }
+
+
+        #region IGridService
+
+        public bool RegisterRegion(UUID scopeID, SimpleRegionInfo regionInfo)
+        {
+            Dictionary<string, object> rinfo = regionInfo.ToKeyValuePairs();
+            Dictionary<string, string> sendData = new Dictionary<string,string>();
+            foreach (KeyValuePair<string, object> kvp in rinfo)
+                sendData[kvp.Key] = (string)kvp.Value;
+
+            sendData["SCOPEID"] = scopeID.ToString();
+
+            sendData["METHOD"] = "register";
+
+            string reply = SynchronousRestFormsRequester.MakeRequest("POST",
+                    m_ServerURI + "/grid",
+                    ServerUtils.BuildQueryString(sendData));
+
+            Dictionary<string, object> replyData = ServerUtils.ParseXmlResponse(reply);
+
+            if ((replyData["Result"] != null) && (replyData["Result"].ToString().ToLower() == "success"))
+                return true;
+
+            return false;
+        }
+
+        public bool DeregisterRegion(UUID regionID)
+        {
+            Dictionary<string, string> sendData = new Dictionary<string, string>();
+
+            sendData["REGIONID"] = regionID.ToString();
+
+            sendData["METHOD"] = "deregister";
+
+            string reply = SynchronousRestFormsRequester.MakeRequest("POST",
+                    m_ServerURI + "/grid",
+                    ServerUtils.BuildQueryString(sendData));
+
+            Dictionary<string, object> replyData = ServerUtils.ParseXmlResponse(reply);
+
+            if ((replyData["Result"] != null) && (replyData["Result"].ToString().ToLower() == "success"))
+                return true;
+
+            return false;
+        }
+
+        public List<SimpleRegionInfo> GetNeighbours(UUID scopeID, UUID regionID)
+        {
+            Dictionary<string, string> sendData = new Dictionary<string, string>();
+
+            sendData["SCOPEID"] = scopeID.ToString();
+            sendData["REGIONID"] = regionID.ToString();
+
+            sendData["METHOD"] = "get_neighbours";
+
+            string reply = SynchronousRestFormsRequester.MakeRequest("POST",
+                    m_ServerURI + "/grid",
+                    ServerUtils.BuildQueryString(sendData));
+
+            Dictionary<string, object> replyData = ServerUtils.ParseXmlResponse(reply);
+
+            List<SimpleRegionInfo> rinfos = new List<SimpleRegionInfo>();
+            if (replyData != null)
+            {
+                Dictionary<string, object>.ValueCollection rinfosList = replyData.Values;
+                foreach (object r in rinfosList)
+                {
+                    if (r is Dictionary<string, object>)
+                    {
+                        SimpleRegionInfo rinfo = new SimpleRegionInfo((Dictionary<string, object>)r);
+                        rinfos.Add(rinfo);
+                    }
+                    else
+                        m_log.DebugFormat("[GRID CONNECTOR]: GetNeighbours {0}, {1} received invalid response",
+                            scopeID, regionID);
+                }
+            }
+            else
+                m_log.DebugFormat("[GRID CONNECTOR]: GetNeighbours {0}, {1} received null response",
+                    scopeID, regionID);
+
+            return rinfos;
+        }
+
+        public SimpleRegionInfo GetRegionByUUID(UUID scopeID, UUID regionID)
+        {
+            Dictionary<string, string> sendData = new Dictionary<string, string>();
+
+            sendData["SCOPEID"] = scopeID.ToString();
+            sendData["REGIONID"] = regionID.ToString();
+
+            sendData["METHOD"] = "get_region_by_uuid";
+
+            string reply = SynchronousRestFormsRequester.MakeRequest("POST",
+                    m_ServerURI + "/grid",
+                    ServerUtils.BuildQueryString(sendData));
+
+            Dictionary<string, object> replyData = ServerUtils.ParseXmlResponse(reply);
+
+            SimpleRegionInfo rinfo = null;
+            if ((replyData != null) && (replyData["result"] != null))
+            {
+                if (replyData["result"] is Dictionary<string, object>)
+                    rinfo = new SimpleRegionInfo((Dictionary<string, object>)replyData["result"]);
+                else
+                    m_log.DebugFormat("[GRID CONNECTOR]: GetRegionByUUID {0}, {1} received invalid response",
+                        scopeID, regionID);
+            }
+            else
+                m_log.DebugFormat("[GRID CONNECTOR]: GetRegionByUUID {0}, {1} received null response",
+                    scopeID, regionID);
+
+            return rinfo;
+        }
+
+        public SimpleRegionInfo GetRegionByPosition(UUID scopeID, int x, int y)
+        {
+            Dictionary<string, string> sendData = new Dictionary<string, string>();
+
+            sendData["SCOPEID"] = scopeID.ToString();
+            sendData["X"] = x.ToString();
+            sendData["Y"] = y.ToString();
+
+            sendData["METHOD"] = "get_region_by_position";
+
+            string reply = SynchronousRestFormsRequester.MakeRequest("POST",
+                    m_ServerURI + "/grid",
+                    ServerUtils.BuildQueryString(sendData));
+
+            Dictionary<string, object> replyData = ServerUtils.ParseXmlResponse(reply);
+
+            SimpleRegionInfo rinfo = null;
+            if ((replyData != null) && (replyData["result"] != null))
+            {
+                if (replyData["result"] is Dictionary<string, object>)
+                    rinfo = new SimpleRegionInfo((Dictionary<string, object>)replyData["result"]);
+                else
+                    m_log.DebugFormat("[GRID CONNECTOR]: GetRegionByPosition {0}, {1}-{2} received invalid response",
+                        scopeID, x, y);
+            }
+            else
+                m_log.DebugFormat("[GRID CONNECTOR]: GetRegionByPosition {0}, {1}-{2} received null response",
+                    scopeID, x, y);
+
+            return rinfo;
+        }
+
+        public SimpleRegionInfo GetRegionByName(UUID scopeID, string regionName)
+        {
+            Dictionary<string, string> sendData = new Dictionary<string, string>();
+
+            sendData["SCOPEID"] = scopeID.ToString();
+            sendData["NAME"] = regionName;
+
+            sendData["METHOD"] = "get_region_by_name";
+
+            string reply = SynchronousRestFormsRequester.MakeRequest("POST",
+                    m_ServerURI + "/grid",
+                    ServerUtils.BuildQueryString(sendData));
+
+            Dictionary<string, object> replyData = ServerUtils.ParseXmlResponse(reply);
+
+            SimpleRegionInfo rinfo = null;
+            if ((replyData != null) && (replyData["result"] != null))
+            {
+                if (replyData["result"] is Dictionary<string, object>)
+                    rinfo = new SimpleRegionInfo((Dictionary<string, object>)replyData["result"]);
+                else
+                    m_log.DebugFormat("[GRID CONNECTOR]: GetRegionByPosition {0}, {1} received invalid response",
+                        scopeID, regionName);
+            }
+            else
+                m_log.DebugFormat("[GRID CONNECTOR]: GetRegionByPosition {0}, {1} received null response",
+                    scopeID, regionName);
+
+            return rinfo;
+        }
+
+        public List<SimpleRegionInfo> GetRegionsByName(UUID scopeID, string name, int maxNumber)
+        {
+            Dictionary<string, string> sendData = new Dictionary<string, string>();
+
+            sendData["SCOPEID"] = scopeID.ToString();
+            sendData["NAME"] = name;
+            sendData["MAX"] = maxNumber.ToString();
+
+            sendData["METHOD"] = "get_regions_by_name";
+
+            string reply = SynchronousRestFormsRequester.MakeRequest("POST",
+                    m_ServerURI + "/grid",
+                    ServerUtils.BuildQueryString(sendData));
+
+            Dictionary<string, object> replyData = ServerUtils.ParseXmlResponse(reply);
+
+            List<SimpleRegionInfo> rinfos = new List<SimpleRegionInfo>();
+            if (replyData != null)
+            {
+                Dictionary<string, object>.ValueCollection rinfosList = replyData.Values;
+                foreach (object r in rinfosList)
+                {
+                    if (r is Dictionary<string, object>)
+                    {
+                        SimpleRegionInfo rinfo = new SimpleRegionInfo((Dictionary<string, object>)r);
+                        rinfos.Add(rinfo);
+                    }
+                    else
+                        m_log.DebugFormat("[GRID CONNECTOR]: GetRegionsByName {0}, {1}, {2} received invalid response",
+                            scopeID, name, maxNumber);
+                }
+            }
+            else
+                m_log.DebugFormat("[GRID CONNECTOR]: GetRegionsByName {0}, {1}, {2} received null response",
+                    scopeID, name, maxNumber);
+
+            return rinfos;
+        }
+
+        public List<SimpleRegionInfo> GetRegionRange(UUID scopeID, int xmin, int xmax, int ymin, int ymax)
+        {
+            Dictionary<string, string> sendData = new Dictionary<string, string>();
+
+            sendData["SCOPEID"] = scopeID.ToString();
+            sendData["XMIN"] = xmin.ToString();
+            sendData["XMAX"] = xmax.ToString();
+            sendData["YMIN"] = ymin.ToString();
+            sendData["YMAX"] = ymax.ToString();
+
+            sendData["METHOD"] = "get_region_range";
+
+            string reply = SynchronousRestFormsRequester.MakeRequest("POST",
+                    m_ServerURI + "/grid",
+                    ServerUtils.BuildQueryString(sendData));
+
+            Dictionary<string, object> replyData = ServerUtils.ParseXmlResponse(reply);
+
+            List<SimpleRegionInfo> rinfos = new List<SimpleRegionInfo>();
+            if (replyData != null)
+            {
+                Dictionary<string, object>.ValueCollection rinfosList = replyData.Values;
+                foreach (object r in rinfosList)
+                {
+                    if (r is Dictionary<string, object>)
+                    {
+                        SimpleRegionInfo rinfo = new SimpleRegionInfo((Dictionary<string, object>)r);
+                        rinfos.Add(rinfo);
+                    }
+                    else
+                        m_log.DebugFormat("[GRID CONNECTOR]: GetRegionRange {0}, {1}-{2} {3}-{4} received invalid response",
+                            scopeID, xmin, xmax, ymin, ymax);
+                }
+            }
+            else
+                m_log.DebugFormat("[GRID CONNECTOR]: GetRegionRange {0}, {1}-{2} {3}-{4} received null response",
+                    scopeID, xmin, xmax, ymin, ymax);
+
+            return rinfos;
+        }
+
+        #endregion
+
+    }
+}