And this one too...
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/*
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* Copyright (c) Contributors, http://opensimulator.org/
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* See CONTRIBUTORS.TXT for a full list of copyright holders.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the OpenSimulator Project nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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using log4net;
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using System;
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using System.Collections;
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using System.Collections.Generic;
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using System.IO;
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using System.Net;
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using System.Reflection;
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using System.Text;
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using Nini.Config;
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using OpenSim.Framework;
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using OpenSim.Framework.Communications;
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using OpenSim.Framework.Servers.HttpServer;
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using OpenSim.Services.Interfaces;
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using OpenMetaverse;
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using OpenMetaverse.StructuredData;
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namespace OpenSim.Services.Connectors
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{
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public class NeighbourServicesConnector : INeighbourService
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{
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private static readonly ILog m_log =
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LogManager.GetLogger(
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MethodBase.GetCurrentMethod().DeclaringType);
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private IGridServices m_MapService = null;
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public NeighbourServicesConnector()
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{
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}
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public NeighbourServicesConnector(IGridServices gridServices)
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{
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Initialise(gridServices);
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}
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public virtual void Initialise(IGridServices gridServices)
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{
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m_MapService = gridServices;
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}
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public virtual bool HelloNeighbour(ulong regionHandle, RegionInfo thisRegion)
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{
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RegionInfo regInfo = m_MapService.RequestNeighbourInfo(regionHandle);
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if ((regInfo != null) &&
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// Don't remote-call this instance; that's a startup hickup
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!((regInfo.ExternalHostName == thisRegion.ExternalHostName) && (regInfo.HttpPort == thisRegion.HttpPort)))
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{
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return DoHelloNeighbourCall(regInfo, thisRegion);
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}
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//else
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// m_log.Warn("[REST COMMS]: Region not found " + regionHandle);
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return false;
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}
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public bool DoHelloNeighbourCall(RegionInfo region, RegionInfo thisRegion)
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{
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string uri = "http://" + region.ExternalEndPoint.Address + ":" + region.HttpPort + "/region/" + thisRegion.RegionID + "/";
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//m_log.Debug(" >>> DoHelloNeighbourCall <<< " + uri);
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WebRequest HelloNeighbourRequest = WebRequest.Create(uri);
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HelloNeighbourRequest.Method = "POST";
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HelloNeighbourRequest.ContentType = "application/json";
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HelloNeighbourRequest.Timeout = 10000;
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// Fill it in
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OSDMap args = null;
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try
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{
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args = thisRegion.PackRegionInfoData();
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}
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catch (Exception e)
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{
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m_log.Debug("[REST COMMS]: PackRegionInfoData failed with exception: " + e.Message);
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}
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// Add the regionhandle of the destination region
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args["destination_handle"] = OSD.FromString(region.RegionHandle.ToString());
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string strBuffer = "";
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byte[] buffer = new byte[1];
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try
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{
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strBuffer = OSDParser.SerializeJsonString(args);
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UTF8Encoding str = new UTF8Encoding();
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buffer = str.GetBytes(strBuffer);
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}
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catch (Exception e)
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{
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m_log.WarnFormat("[REST COMMS]: Exception thrown on serialization of HelloNeighbour: {0}", e.Message);
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// ignore. buffer will be empty, caller should check.
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}
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Stream os = null;
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try
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{ // send the Post
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HelloNeighbourRequest.ContentLength = buffer.Length; //Count bytes to send
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os = HelloNeighbourRequest.GetRequestStream();
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os.Write(buffer, 0, strBuffer.Length); //Send it
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os.Close();
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//m_log.InfoFormat("[REST COMMS]: Posted HelloNeighbour request to remote sim {0}", uri);
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}
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//catch (WebException ex)
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catch
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{
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//m_log.InfoFormat("[REST COMMS]: Bad send on HelloNeighbour {0}", ex.Message);
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return false;
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}
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// Let's wait for the response
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//m_log.Info("[REST COMMS]: Waiting for a reply after DoHelloNeighbourCall");
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try
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{
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WebResponse webResponse = HelloNeighbourRequest.GetResponse();
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if (webResponse == null)
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{
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m_log.Info("[REST COMMS]: Null reply on DoHelloNeighbourCall post");
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}
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StreamReader sr = new StreamReader(webResponse.GetResponseStream());
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//reply = sr.ReadToEnd().Trim();
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sr.ReadToEnd().Trim();
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sr.Close();
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//m_log.InfoFormat("[REST COMMS]: DoHelloNeighbourCall reply was {0} ", reply);
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}
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catch (WebException ex)
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{
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m_log.InfoFormat("[REST COMMS]: exception on reply of DoHelloNeighbourCall {0}", ex.Message);
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// ignore, really
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}
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return true;
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}
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}
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}
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