add a Drop method to PollService Event handlers, Drop requests on connections known to be lost or delay event check if they are sending a response
parent
6a02ac634b
commit
442b272228
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@ -234,7 +234,7 @@ namespace OpenSim.Framework.Console
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string uri = "/ReadResponses/" + sessionID.ToString() + "/";
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m_Server.AddPollServiceHTTPHandler(
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uri, new PollServiceEventArgs(null, uri, HasEvents, GetEvents, NoEvents, sessionID,25000)); // 25 secs timeout
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uri, new PollServiceEventArgs(null, uri, HasEvents, GetEvents, NoEvents, Drop, sessionID, 25000)); // 25 secs timeout
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XmlDocument xmldoc = new XmlDocument();
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XmlNode xmlnode = xmldoc.CreateNode(XmlNodeType.XmlDeclaration,
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@ -425,6 +425,15 @@ namespace OpenSim.Framework.Console
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return false;
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}
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private void Drop(UUID RequestID, UUID sessionID)
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{
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lock (m_Connections)
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{
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if (m_Connections.ContainsKey(sessionID))
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m_Connections.Remove(sessionID);
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}
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}
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private Hashtable GetEvents(UUID RequestID, UUID sessionID)
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{
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ConsoleConnection c = null;
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@ -37,6 +37,7 @@ namespace OpenSim.Framework.Servers.HttpServer
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public delegate Hashtable GetEventsMethod(UUID requestID, UUID pId);
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public delegate Hashtable NoEventsMethod(UUID requestID, UUID pId);
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public delegate void DropMethod(UUID requestID, UUID pId);
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public class PollServiceEventArgs : EventArgs
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{
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@ -44,6 +45,7 @@ namespace OpenSim.Framework.Servers.HttpServer
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public GetEventsMethod GetEvents;
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public NoEventsMethod NoEvents;
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public RequestMethod Request;
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public DropMethod Drop;
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public UUID Id;
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public int TimeOutms;
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public EventType Type;
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@ -73,13 +75,14 @@ namespace OpenSim.Framework.Servers.HttpServer
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RequestMethod pRequest,
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string pUrl,
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HasEventsMethod pHasEvents, GetEventsMethod pGetEvents, NoEventsMethod pNoEvents,
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UUID pId, int pTimeOutms)
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DropMethod pDrop, UUID pId, int pTimeOutms)
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{
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Request = pRequest;
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Url = pUrl;
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HasEvents = pHasEvents;
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GetEvents = pGetEvents;
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NoEvents = pNoEvents;
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Drop = pDrop;
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Id = pId;
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TimeOutms = pTimeOutms;
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Type = EventType.LongPoll;
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@ -160,6 +160,19 @@ namespace OpenSim.Framework.Servers.HttpServer
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}
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}
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public void DropByContext(PollServiceHttpRequest req)
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{
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Queue<PollServiceHttpRequest> ctxQeueue;
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lock (m_bycontext)
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{
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if (m_bycontext.TryGetValue(req, out ctxQeueue))
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{
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ctxQeueue.Clear();
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m_bycontext.Remove(req);
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}
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}
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}
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public void EnqueueInt(PollServiceHttpRequest req)
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{
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if (m_running)
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@ -263,22 +276,61 @@ namespace OpenSim.Framework.Servers.HttpServer
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PollServiceHttpRequest req = m_requests.Dequeue(5000);
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Watchdog.UpdateThread();
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if (req != null)
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{
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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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Hashtable responsedata = req.PollServiceArgs.GetEvents(req.RequestID, req.PollServiceArgs.Id);
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if(req == null)
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continue;
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try
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{
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if(!req.HttpContext.CanSend())
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{
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req.PollServiceArgs.Drop(req.RequestID, req.PollServiceArgs.Id);
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byContextDequeue(req);
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continue;
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}
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if(req.HttpContext.IsSending())
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{
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if ((Environment.TickCount - req.RequestTime) > req.PollServiceArgs.TimeOutms)
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{
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req.PollServiceArgs.Drop(req.RequestID, req.PollServiceArgs.Id);
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byContextDequeue(req);
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}
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else
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ReQueueEvent(req);
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continue;
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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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Hashtable responsedata = req.PollServiceArgs.GetEvents(req.RequestID, req.PollServiceArgs.Id);
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m_threadPool.QueueWorkItem(x =>
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{
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try
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{
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req.DoHTTPGruntWork(m_server, responsedata);
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byContextDequeue(req);
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}
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catch (ObjectDisposedException) // Browser aborted before we could read body, server closed the stream
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{
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// Ignore it, no need to reply
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}
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return null;
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}, null);
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}
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else
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{
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if ((Environment.TickCount - req.RequestTime) > req.PollServiceArgs.TimeOutms)
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{
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m_threadPool.QueueWorkItem(x =>
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{
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try
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{
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req.DoHTTPGruntWork(m_server, responsedata);
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req.DoHTTPGruntWork(m_server,
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req.PollServiceArgs.NoEvents(req.RequestID, req.PollServiceArgs.Id));
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byContextDequeue(req);
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}
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catch (ObjectDisposedException) // Browser aborted before we could read body, server closed the stream
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catch (ObjectDisposedException)
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{
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// Ignore it, no need to reply
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}
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@ -287,36 +339,15 @@ namespace OpenSim.Framework.Servers.HttpServer
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}
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else
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{
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if ((Environment.TickCount - req.RequestTime) > req.PollServiceArgs.TimeOutms)
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{
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m_threadPool.QueueWorkItem(x =>
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{
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try
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{
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req.DoHTTPGruntWork(m_server,
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req.PollServiceArgs.NoEvents(req.RequestID, req.PollServiceArgs.Id));
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byContextDequeue(req);
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}
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catch (ObjectDisposedException)
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{
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// Ignore it, no need to reply
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}
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return null;
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}, null);
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}
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else
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{
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ReQueueEvent(req);
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}
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ReQueueEvent(req);
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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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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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}
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}
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@ -372,7 +372,7 @@ namespace OpenSim.Region.ClientStack.Linden
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caps.RegisterPollHandler(
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"EventQueueGet",
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new PollServiceEventArgs(null, GenerateEqgCapPath(eventQueueGetUUID), HasEvents, GetEvents, NoEvents, agentID, SERVER_EQ_TIME_NO_EVENTS));
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new PollServiceEventArgs(null, GenerateEqgCapPath(eventQueueGetUUID), HasEvents, GetEvents, NoEvents, Drop, agentID, SERVER_EQ_TIME_NO_EVENTS));
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}
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public bool HasEvents(UUID requestID, UUID agentID)
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@ -403,6 +403,10 @@ namespace OpenSim.Region.ClientStack.Linden
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ev["message"], m_scene.GetScenePresence(agentId).Name, m_scene.Name);
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}
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}
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public void Drop(UUID requestID, UUID pAgentId)
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{
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// do nothing for now, hope client close will do it
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}
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public Hashtable GetEvents(UUID requestID, UUID pAgentId)
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{
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@ -226,7 +226,7 @@ namespace OpenSim.Region.ClientStack.Linden
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private Scene m_scene;
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private MeshCapsDataThrottler m_throttler;
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public PollServiceMeshEventArgs(string uri, UUID pId, Scene scene) :
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base(null, uri, null, null, null, pId, int.MaxValue)
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base(null, uri, null, null, null, null, pId, int.MaxValue)
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{
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m_scene = scene;
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m_throttler = new MeshCapsDataThrottler(100000, 1400000, 10000, scene, pId);
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@ -241,6 +241,15 @@ namespace OpenSim.Region.ClientStack.Linden
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}
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};
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Drop= (x, y) =>
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{
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lock (responses)
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{
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responses.Remove(x);
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}
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};
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GetEvents = (x, y) =>
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{
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lock (responses)
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@ -222,7 +222,7 @@ namespace OpenSim.Region.ClientStack.Linden
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private Scene m_scene;
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private CapsDataThrottler m_throttler = new CapsDataThrottler(100000, 1400000,10000);
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public PollServiceTextureEventArgs(UUID pId, Scene scene) :
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base(null, "", null, null, null, pId, int.MaxValue)
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base(null, "", null, null, null, null, pId, int.MaxValue)
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{
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m_scene = scene;
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// x is request id, y is userid
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@ -236,6 +236,9 @@ namespace OpenSim.Region.ClientStack.Linden
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}
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};
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Drop = (x, y) => { lock (responses) responses.Remove(x); };
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GetEvents = (x, y) =>
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{
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lock (responses)
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@ -423,7 +426,6 @@ namespace OpenSim.Region.ClientStack.Linden
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internal sealed class CapsDataThrottler
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{
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private volatile int currenttime = 0;
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private volatile int lastTimeElapsed = 0;
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private volatile int BytesSent = 0;
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@ -256,11 +256,13 @@ namespace OpenSim.Region.ClientStack.Linden
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private WebFetchInvDescModule m_module;
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public PollServiceInventoryEventArgs(WebFetchInvDescModule module, string url, UUID pId) :
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base(null, url, null, null, null, pId, int.MaxValue)
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base(null, url, null, null, null, null, pId, int.MaxValue)
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{
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m_module = module;
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HasEvents = (x, y) => { lock (responses) return responses.ContainsKey(x); };
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Drop = (x, y) => { lock (responses) responses.Remove(x); };
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GetEvents = (x, y) =>
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{
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lock (responses)
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@ -225,7 +225,7 @@ namespace OpenSim.Region.CoreModules.Scripting.LSLHttp
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string uri = "/lslhttp/" + urlcode.ToString() + "/";
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PollServiceEventArgs args
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= new PollServiceEventArgs(HttpRequestHandler, uri, HasEvents, GetEvents, NoEvents, urlcode, 25000);
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= new PollServiceEventArgs(HttpRequestHandler, uri, HasEvents, GetEvents, NoEvents, Drop, urlcode, 25000);
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args.Type = PollServiceEventArgs.EventType.LslHttp;
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m_HttpServer.AddPollServiceHTTPHandler(uri, args);
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@ -276,7 +276,7 @@ namespace OpenSim.Region.CoreModules.Scripting.LSLHttp
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string uri = "/lslhttps/" + urlcode.ToString() + "/";
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PollServiceEventArgs args
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= new PollServiceEventArgs(HttpRequestHandler, uri, HasEvents, GetEvents, NoEvents, urlcode, 25000);
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= new PollServiceEventArgs(HttpRequestHandler, uri, HasEvents, GetEvents, NoEvents, Drop, urlcode, 25000);
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args.Type = PollServiceEventArgs.EventType.LslHttp;
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m_HttpsServer.AddPollServiceHTTPHandler(uri, args);
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@ -530,6 +530,28 @@ namespace OpenSim.Region.CoreModules.Scripting.LSLHttp
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}
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}
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}
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private void Drop(UUID requestID, UUID sessionID)
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{
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UrlData url = null;
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lock (m_RequestMap)
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{
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if (m_RequestMap.ContainsKey(requestID))
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{
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url = m_RequestMap[requestID];
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m_RequestMap.Remove(requestID);
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if(url != null)
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{
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lock (url.requests)
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{
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if(url.requests.ContainsKey(requestID))
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url.requests.Remove(requestID);
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}
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}
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}
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}
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}
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private Hashtable GetEvents(UUID requestID, UUID sessionID)
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{
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UrlData url = null;
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