1 files changed, 451 insertions, 0 deletions

diff --git a/OpenSim/Server/Handlers/Grid/GridServerPostHandler.cs b/OpenSim/Server/Handlers/Grid/GridServerPostHandler.cs
new file mode 100644
index 0000000..e22328d
--- /dev/null
+++ b/OpenSim/Server/Handlers/Grid/GridServerPostHandler.cs
@@ -0,0 +1,451 @@
+/*
+ * 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 Nini.Config;
+using log4net;
+using System;
+using System.Reflection;
+using System.IO;
+using System.Net;
+using System.Text;
+using System.Text.RegularExpressions;
+using System.Xml;
+using System.Xml.Serialization;
+using System.Collections.Generic;
+using OpenSim.Server.Base;
+using OpenSim.Services.Interfaces;
+using GridRegion = OpenSim.Services.Interfaces.GridRegion;
+using OpenSim.Framework;
+using OpenSim.Framework.Servers.HttpServer;
+using OpenMetaverse;
+
+namespace OpenSim.Server.Handlers.Grid
+{
+    public class GridServerPostHandler : BaseStreamHandler
+    {
+        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+
+        private IGridService m_GridService;
+
+        public GridServerPostHandler(IGridService service) :
+                base("POST", "/grid")
+        {
+            m_GridService = service;
+        }
+
+        public override byte[] Handle(string path, Stream requestData,
+                OSHttpRequest httpRequest, OSHttpResponse httpResponse)
+        {
+            StreamReader sr = new StreamReader(requestData);
+            string body = sr.ReadToEnd();
+            sr.Close();
+            body = body.Trim();
+
+            //m_log.DebugFormat("[XXX]: query String: {0}", body);
+
+            Dictionary<string, string> request =
+                    ServerUtils.ParseQueryString(body);
+
+            if (!request.ContainsKey("METHOD"))
+                return FailureResult();
+
+            string method = request["METHOD"];
+
+            switch (method)
+            {
+                case "register":
+                    return Register(request);
+
+                case "deregister":
+                    return Deregister(request);
+
+                case "get_neighbours":
+                    return GetNeighbours(request);
+
+                case "get_region_by_uuid":
+                    return GetRegionByUUID(request);
+
+                case "get_region_by_position":
+                    return GetRegionByPosition(request);
+
+                case "get_region_by_name":
+                    return GetRegionByName(request);
+
+                case "get_regions_by_name":
+                    return GetRegionsByName(request);
+
+                case "get_region_range":
+                    return GetRegionRange(request);
+
+            }
+
+            m_log.DebugFormat("[GRID HANDLER]: unknown method {0} request {1}", method.Length, method);
+            return FailureResult();
+
+        }
+
+        #region Method-specific handlers
+
+        byte[] Register(Dictionary<string, string> request)
+        {
+            UUID scopeID = UUID.Zero;
+            if (request["SCOPEID"] != null)
+                UUID.TryParse(request["SCOPEID"], out scopeID);
+            else
+                m_log.WarnFormat("[GRID HANDLER]: no scopeID in request to register region");
+
+            int versionNumberMin = 0, versionNumberMax = 0;
+            if (request.ContainsKey("VERSIONMIN"))
+                Int32.TryParse(request["VERSIONMIN"], out versionNumberMin);
+            else
+                m_log.WarnFormat("[GRID HANDLER]: no minimum protocol version in request to register region");
+
+            if (request.ContainsKey("VERSIONMAX"))
+                Int32.TryParse(request["VERSIONMAX"], out versionNumberMax);
+            else
+                m_log.WarnFormat("[GRID HANDLER]: no maximum protocol version in request to register region");
+
+            // Check the protocol version
+            if ((versionNumberMin > ProtocolVersions.ServerProtocolVersionMax && versionNumberMax < ProtocolVersions.ServerProtocolVersionMax))
+            {
+                // Can't do, there is no overlap in the acceptable ranges
+                return FailureResult();
+            }
+
+            Dictionary<string, object> rinfoData = new Dictionary<string, object>();
+            foreach (KeyValuePair<string, string> kvp in request)
+                rinfoData[kvp.Key] = kvp.Value;
+            GridRegion rinfo = new GridRegion(rinfoData);
+
+            bool result = m_GridService.RegisterRegion(scopeID, rinfo);
+
+            if (result)
+                return SuccessResult();
+            else
+                return FailureResult();
+        }
+
+        byte[] Deregister(Dictionary<string, string> request)
+        {
+            UUID regionID = UUID.Zero;
+            if (request["REGIONID"] != null)
+                UUID.TryParse(request["REGIONID"], out regionID);
+            else
+                m_log.WarnFormat("[GRID HANDLER]: no regionID in request to deregister region");
+
+            bool result = m_GridService.DeregisterRegion(regionID);
+
+            if (result)
+                return SuccessResult();
+            else
+                return FailureResult();
+
+        }
+
+        byte[] GetNeighbours(Dictionary<string, string> request)
+        {
+            UUID scopeID = UUID.Zero;
+            if (request["SCOPEID"] != null)
+                UUID.TryParse(request["SCOPEID"], out scopeID);
+            else
+                m_log.WarnFormat("[GRID HANDLER]: no scopeID in request to get neighbours");
+
+            UUID regionID = UUID.Zero;
+            if (request["REGIONID"] != null)
+                UUID.TryParse(request["REGIONID"], out regionID);
+            else
+                m_log.WarnFormat("[GRID HANDLER]: no regionID in request to get neighbours");
+
+            List<GridRegion> rinfos = m_GridService.GetNeighbours(scopeID, regionID);
+            //m_log.DebugFormat("[GRID HANDLER]: neighbours for region {0}: {1}", regionID, rinfos.Count);
+
+            Dictionary<string, object> result = new Dictionary<string, object>();
+            if ((rinfos == null) || ((rinfos != null) && (rinfos.Count == 0)))
+                result["result"] = "null";
+            else
+            {
+                int i = 0;
+                foreach (GridRegion rinfo in rinfos)
+                {
+                    Dictionary<string, object> rinfoDict = rinfo.ToKeyValuePairs();
+                    result["region" + i] = rinfoDict;
+                    i++;
+                }
+            }
+
+            string xmlString = ServerUtils.BuildXmlResponse(result);
+            //m_log.DebugFormat("[GRID HANDLER]: resp string: {0}", xmlString);
+            UTF8Encoding encoding = new UTF8Encoding();
+            return encoding.GetBytes(xmlString);
+
+        }
+
+        byte[] GetRegionByUUID(Dictionary<string, string> request)
+        {
+            UUID scopeID = UUID.Zero;
+            if (request["SCOPEID"] != null)
+                UUID.TryParse(request["SCOPEID"], out scopeID);
+            else
+                m_log.WarnFormat("[GRID HANDLER]: no scopeID in request to get neighbours");
+
+            UUID regionID = UUID.Zero;
+            if (request["REGIONID"] != null)
+                UUID.TryParse(request["REGIONID"], out regionID);
+            else
+                m_log.WarnFormat("[GRID HANDLER]: no regionID in request to get neighbours");
+
+            GridRegion rinfo = m_GridService.GetRegionByUUID(scopeID, regionID);
+            //m_log.DebugFormat("[GRID HANDLER]: neighbours for region {0}: {1}", regionID, rinfos.Count);
+
+            Dictionary<string, object> result = new Dictionary<string, object>();
+            if (rinfo == null)
+                result["result"] = "null";
+            else
+                result["result"] = rinfo.ToKeyValuePairs();
+
+            string xmlString = ServerUtils.BuildXmlResponse(result);
+            //m_log.DebugFormat("[GRID HANDLER]: resp string: {0}", xmlString);
+            UTF8Encoding encoding = new UTF8Encoding();
+            return encoding.GetBytes(xmlString);
+        }
+
+        byte[] GetRegionByPosition(Dictionary<string, string> request)
+        {
+            UUID scopeID = UUID.Zero;
+            if (request["SCOPEID"] != null)
+                UUID.TryParse(request["SCOPEID"], out scopeID);
+            else
+                m_log.WarnFormat("[GRID HANDLER]: no scopeID in request to get region by position");
+
+            int x = 0, y = 0;
+            if (request["X"] != null)
+                Int32.TryParse(request["X"], out x);
+            else
+                m_log.WarnFormat("[GRID HANDLER]: no X in request to get region by position");
+            if (request["Y"] != null)
+                Int32.TryParse(request["Y"], out y);
+            else
+                m_log.WarnFormat("[GRID HANDLER]: no Y in request to get region by position");
+
+            GridRegion rinfo = m_GridService.GetRegionByPosition(scopeID, x, y);
+            //m_log.DebugFormat("[GRID HANDLER]: neighbours for region {0}: {1}", regionID, rinfos.Count);
+
+            Dictionary<string, object> result = new Dictionary<string, object>();
+            if (rinfo == null)
+                result["result"] = "null";
+            else
+                result["result"] = rinfo.ToKeyValuePairs();
+
+            string xmlString = ServerUtils.BuildXmlResponse(result);
+            //m_log.DebugFormat("[GRID HANDLER]: resp string: {0}", xmlString);
+            UTF8Encoding encoding = new UTF8Encoding();
+            return encoding.GetBytes(xmlString);
+        }
+
+        byte[] GetRegionByName(Dictionary<string, string> request)
+        {
+            UUID scopeID = UUID.Zero;
+            if (request["SCOPEID"] != null)
+                UUID.TryParse(request["SCOPEID"], out scopeID);
+            else
+                m_log.WarnFormat("[GRID HANDLER]: no scopeID in request to get region by name");
+
+            string regionName = string.Empty;
+            if (request["NAME"] != null)
+                regionName = request["NAME"];
+            else
+                m_log.WarnFormat("[GRID HANDLER]: no name in request to get region by name");
+
+            GridRegion rinfo = m_GridService.GetRegionByName(scopeID, regionName);
+            //m_log.DebugFormat("[GRID HANDLER]: neighbours for region {0}: {1}", regionID, rinfos.Count);
+
+            Dictionary<string, object> result = new Dictionary<string, object>();
+            if (rinfo == null)
+                result["result"] = "null";
+            else
+                result["result"] = rinfo.ToKeyValuePairs();
+
+            string xmlString = ServerUtils.BuildXmlResponse(result);
+            //m_log.DebugFormat("[GRID HANDLER]: resp string: {0}", xmlString);
+            UTF8Encoding encoding = new UTF8Encoding();
+            return encoding.GetBytes(xmlString);
+        }
+
+        byte[] GetRegionsByName(Dictionary<string, string> request)
+        {
+            UUID scopeID = UUID.Zero;
+            if (request["SCOPEID"] != null)
+                UUID.TryParse(request["SCOPEID"], out scopeID);
+            else
+                m_log.WarnFormat("[GRID HANDLER]: no scopeID in request to get regions by name");
+
+            string regionName = string.Empty;
+            if (request["NAME"] != null)
+                regionName = request["NAME"];
+            else
+                m_log.WarnFormat("[GRID HANDLER]: no NAME in request to get regions by name");
+
+            int max = 0;
+            if (request["MAX"] != null)
+                Int32.TryParse(request["MAX"], out max);
+            else
+                m_log.WarnFormat("[GRID HANDLER]: no MAX in request to get regions by name");
+
+            List<GridRegion> rinfos = m_GridService.GetRegionsByName(scopeID, regionName, max);
+            //m_log.DebugFormat("[GRID HANDLER]: neighbours for region {0}: {1}", regionID, rinfos.Count);
+
+            Dictionary<string, object> result = new Dictionary<string, object>();
+            if ((rinfos == null) || ((rinfos != null) && (rinfos.Count == 0)))
+                result["result"] = "null";
+            else
+            {
+                int i = 0;
+                foreach (GridRegion rinfo in rinfos)
+                {
+                    Dictionary<string, object> rinfoDict = rinfo.ToKeyValuePairs();
+                    result["region" + i] = rinfoDict;
+                    i++;
+                }
+            }
+
+            string xmlString = ServerUtils.BuildXmlResponse(result);
+            //m_log.DebugFormat("[GRID HANDLER]: resp string: {0}", xmlString);
+            UTF8Encoding encoding = new UTF8Encoding();
+            return encoding.GetBytes(xmlString);
+        }
+
+        byte[] GetRegionRange(Dictionary<string, string> request)
+        {
+            //m_log.DebugFormat("[GRID HANDLER]: GetRegionRange");
+            UUID scopeID = UUID.Zero;
+            if (request.ContainsKey("SCOPEID"))
+                UUID.TryParse(request["SCOPEID"], out scopeID);
+            else
+                m_log.WarnFormat("[GRID HANDLER]: no scopeID in request to get region range");
+
+            int xmin = 0, xmax = 0, ymin = 0, ymax = 0;
+            if (request.ContainsKey("XMIN"))
+                Int32.TryParse(request["XMIN"], out xmin);
+            else
+                m_log.WarnFormat("[GRID HANDLER]: no XMIN in request to get region range");
+            if (request.ContainsKey("XMAX"))
+                Int32.TryParse(request["XMAX"], out xmax);
+            else
+                m_log.WarnFormat("[GRID HANDLER]: no XMAX in request to get region range");
+            if (request.ContainsKey("YMIN"))
+                Int32.TryParse(request["YMIN"], out ymin);
+            else
+                m_log.WarnFormat("[GRID HANDLER]: no YMIN in request to get region range");
+            if (request.ContainsKey("YMAX"))
+                Int32.TryParse(request["YMAX"], out ymax);
+            else
+                m_log.WarnFormat("[GRID HANDLER]: no YMAX in request to get region range");
+
+
+            List<GridRegion> rinfos = m_GridService.GetRegionRange(scopeID, xmin, xmax, ymin, ymax);
+
+            Dictionary<string, object> result = new Dictionary<string, object>();
+            if ((rinfos == null) || ((rinfos != null) && (rinfos.Count == 0)))
+                result["result"] = "null";
+            else
+            {
+                int i = 0;
+                foreach (GridRegion rinfo in rinfos)
+                {
+                    Dictionary<string, object> rinfoDict = rinfo.ToKeyValuePairs();
+                    result["region" + i] = rinfoDict;
+                    i++;
+                }
+            }
+            string xmlString = ServerUtils.BuildXmlResponse(result);
+            //m_log.DebugFormat("[GRID HANDLER]: resp string: {0}", xmlString);
+            UTF8Encoding encoding = new UTF8Encoding();
+            return encoding.GetBytes(xmlString);
+        }
+
+        #endregion
+
+        #region Misc
+
+        private byte[] SuccessResult()
+        {
+            XmlDocument doc = new XmlDocument();
+
+            XmlNode xmlnode = doc.CreateNode(XmlNodeType.XmlDeclaration,
+                    "", "");
+
+            doc.AppendChild(xmlnode);
+
+            XmlElement rootElement = doc.CreateElement("", "ServerResponse",
+                    "");
+
+            doc.AppendChild(rootElement);
+
+            XmlElement result = doc.CreateElement("", "Result", "");
+            result.AppendChild(doc.CreateTextNode("Success"));
+
+            rootElement.AppendChild(result);
+
+            return DocToBytes(doc);
+        }
+
+        private byte[] FailureResult()
+        {
+            XmlDocument doc = new XmlDocument();
+
+            XmlNode xmlnode = doc.CreateNode(XmlNodeType.XmlDeclaration,
+                    "", "");
+
+            doc.AppendChild(xmlnode);
+
+            XmlElement rootElement = doc.CreateElement("", "ServerResponse",
+                    "");
+
+            doc.AppendChild(rootElement);
+
+            XmlElement result = doc.CreateElement("", "Result", "");
+            result.AppendChild(doc.CreateTextNode("Failure"));
+
+            rootElement.AppendChild(result);
+
+            return DocToBytes(doc);
+        }
+
+        private byte[] DocToBytes(XmlDocument doc)
+        {
+            MemoryStream ms = new MemoryStream();
+            XmlTextWriter xw = new XmlTextWriter(ms, null);
+            xw.Formatting = Formatting.Indented;
+            doc.WriteTo(xw);
+            xw.Flush();
+
+            return ms.ToArray();
+        }
+
+        #endregion
+    }
+}