From 390137d540b9ae39eba3ba9136bd49d5e992bc5f Mon Sep 17 00:00:00 2001 From: Diva Canto Date: Mon, 21 Sep 2009 11:05:01 -0700 Subject: Added grid handler and grid remote connector. --- .../Server/Handlers/Grid/GridServerPostHandler.cs | 269 +++++++++++++++++++++ 1 file changed, 269 insertions(+) create mode 100644 OpenSim/Server/Handlers/Grid/GridServerPostHandler.cs (limited to 'OpenSim/Server/Handlers/Grid/GridServerPostHandler.cs') diff --git a/OpenSim/Server/Handlers/Grid/GridServerPostHandler.cs b/OpenSim/Server/Handlers/Grid/GridServerPostHandler.cs new file mode 100644 index 0000000..39c0584 --- /dev/null +++ b/OpenSim/Server/Handlers/Grid/GridServerPostHandler.cs @@ -0,0 +1,269 @@ +/* + * 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 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(); + + Dictionary 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); + + default: + m_log.DebugFormat("[GRID HANDLER]: unknown method request {0}", method); + return FailureResult(); + } + + } + + #region Method-specific handlers + + byte[] Register(Dictionary 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"); + + Dictionary rinfoData = new Dictionary(); + foreach (KeyValuePair kvp in request) + rinfoData[kvp.Key] = kvp.Value; + SimpleRegionInfo rinfo = new SimpleRegionInfo(rinfoData); + + bool result = m_GridService.RegisterRegion(scopeID, rinfo); + + if (result) + return SuccessResult(); + else + return FailureResult(); + } + + byte[] Deregister(Dictionary 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 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 scopeID); + else + m_log.WarnFormat("[GRID HANDLER]: no regionID in request to get neighbours"); + + List rinfos = m_GridService.GetNeighbours(scopeID, regionID); + + Dictionary result = new Dictionary(); + int i = 0; + foreach (SimpleRegionInfo rinfo in rinfos) + { + Dictionary rinfoDict = rinfo.ToKeyValuePairs(); + result["region" + i] = rinfoDict; + i++; + } + + string xmlString = ServerUtils.BuildXmlResponse(result); + UTF8Encoding encoding = new UTF8Encoding(); + return encoding.GetBytes(xmlString); + + } + + byte[] GetRegionByUUID(Dictionary request) + { + // TODO + return new byte[0]; + } + + byte[] GetRegionByPosition(Dictionary request) + { + // TODO + return new byte[0]; + } + + byte[] GetRegionByName(Dictionary request) + { + // TODO + return new byte[0]; + } + + byte[] GetRegionsByName(Dictionary request) + { + // TODO + return new byte[0]; + } + + byte[] GetRegionRange(Dictionary request) + { + // TODO + return new byte[0]; + } + + #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.GetBuffer(); + } + + #endregion + } +} -- cgit v1.1