124 lines
4.9 KiB
C#
124 lines
4.9 KiB
C#
/*
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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 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.Text;
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using HttpServer;
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using OpenMetaverse;
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using System.Reflection;
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using log4net;
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namespace OpenSim.Framework.Servers.HttpServer
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{
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public delegate void ReQueuePollServiceItem(PollServiceHttpRequest req);
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public class PollServiceWorkerThread
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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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public event ReQueuePollServiceItem ReQueue;
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private readonly BaseHttpServer m_server;
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private BlockingQueue<PollServiceHttpRequest> m_request;
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private bool m_running = true;
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private int m_timeout = 250;
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public PollServiceWorkerThread(BaseHttpServer pSrv, int pTimeout)
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{
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m_request = new BlockingQueue<PollServiceHttpRequest>();
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m_server = pSrv;
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m_timeout = pTimeout;
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}
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public void ThreadStart()
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{
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Run();
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}
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public void Run()
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{
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while (m_running)
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{
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PollServiceHttpRequest req = m_request.Dequeue();
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Watchdog.UpdateThread();
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try
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{
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if (req.PollServiceArgs.HasEvents(req.RequestID, req.PollServiceArgs.Id))
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{
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StreamReader str;
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try
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{
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str = new StreamReader(req.Request.Body);
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}
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catch (System.ArgumentException)
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{
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// Stream was not readable means a child agent
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// was closed due to logout, leaving the
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// Event Queue request orphaned.
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continue;
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}
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Hashtable responsedata = req.PollServiceArgs.GetEvents(req.RequestID, req.PollServiceArgs.Id, str.ReadToEnd());
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m_server.DoHTTPGruntWork(responsedata,
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new OSHttpResponse(new HttpResponse(req.HttpContext, req.Request),req.HttpContext));
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}
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else
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{
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if ((Environment.TickCount - req.RequestTime) > m_timeout)
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{
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m_server.DoHTTPGruntWork(req.PollServiceArgs.NoEvents(req.RequestID, req.PollServiceArgs.Id),
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new OSHttpResponse(new HttpResponse(req.HttpContext, req.Request),req.HttpContext));
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}
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else
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{
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ReQueuePollServiceItem reQueueItem = ReQueue;
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if (reQueueItem != null)
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reQueueItem(req);
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}
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}
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}
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catch (Exception e)
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{
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m_log.ErrorFormat("Exception in poll service thread: " + e.ToString());
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}
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}
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}
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internal void Enqueue(PollServiceHttpRequest pPollServiceHttpRequest)
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{
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m_request.Enqueue(pPollServiceHttpRequest);
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}
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}
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}
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