Continue working on the new EventQueueGetModule. Not finished (or even working)

yet. This shouldn't break anything, but is work in progress, so be careful.
Contains a new file; do your runprebuilds.
0.6.0-stable
Homer Horwitz 2008-09-27 18:33:54 +00:00
parent 358bc41b03
commit 0e10c85617
4 changed files with 165 additions and 29 deletions

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@ -1,3 +1,29 @@
/*
* 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 OpenSim 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 System;
using System.Collections;
using System.Collections.Generic;
@ -22,15 +48,18 @@ using LLSD = OpenMetaverse.StructuredData.LLSD;
using LLSDMap = OpenMetaverse.StructuredData.LLSDMap;
using LLSDArray = OpenMetaverse.StructuredData.LLSDArray;
using Caps = OpenSim.Framework.Communications.Capabilities.Caps;
using BlockingLLSDQueue = OpenSim.Framework.BlockingQueue<OpenMetaverse.StructuredData.LLSD>;
namespace OpenSim.Region.Environment.Modules.Framework
{
public class EventQueueGetModule : IEventQueue, IRegionModule
{
private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
Scene m_scene = null;
IConfigSource m_gConfig;
private Scene m_scene = null;
private IConfigSource m_gConfig;
private Dictionary<UUID, BlockingLLSDQueue> queues = new Dictionary<UUID, BlockingLLSDQueue>();
#region IRegionModule methods
public void Initialise(Scene scene, IConfigSource config)
{
@ -48,20 +77,14 @@ namespace OpenSim.Region.Environment.Modules.Framework
scene.EventManager.OnClientClosed += ClientClosed;
scene.EventManager.OnAvatarEnteringNewParcel += AvatarEnteringParcel;
scene.EventManager.OnMakeChildAgent += MakeChildAgent;
scene.EventManager.OnClientClosed += ClientLoggedOut;
scene.EventManager.OnRegisterCaps += OnRegisterCaps;
}
private void ReadConfigAndPopulate(Scene scene, IConfig startupConfig, string p)
{
}
public void PostInitialise()
{
}
@ -81,43 +104,56 @@ namespace OpenSim.Region.Environment.Modules.Framework
}
#endregion
#region IEventQueue Members
public bool Enqueue(object o, UUID avatarID)
private BlockingLLSDQueue GetQueue(UUID agentId)
{
if (!queues.ContainsKey(agentId))
{
m_log.DebugFormat("[EVENTQUEUE]: Adding new queue for agent {0}", agentId);
queues[agentId] = new BlockingLLSDQueue();
}
return queues[agentId];
}
return false;
#region IEventQueue Members
public bool Enqueue(LLSD ev, UUID avatarID)
{
m_log.DebugFormat("[EVENTQUEUE]: Enqueuing event for {0}", avatarID);
BlockingLLSDQueue queue = GetQueue(avatarID);
queue.Enqueue(ev);
return true;
}
#endregion
private void OnNewClient(IClientAPI client)
{
m_log.DebugFormat("[EVENTQUEUE]: New client {0} detected.", client.AgentId);
client.OnLogout += ClientClosed;
}
public void ClientClosed(IClientAPI client)
private void ClientClosed(IClientAPI client)
{
ClientClosed(client.AgentId);
}
private void ClientLoggedOut(UUID AgentId)
private void ClientClosed(UUID AgentID)
{
queues.Remove(AgentID);
m_log.DebugFormat("[EVENTQUEUE]: Client {0} deregistered.", AgentID);
}
private void AvatarEnteringParcel(ScenePresence avatar, int localLandID, UUID regionID)
{
m_log.DebugFormat("[EVENTQUEUE]: Avatar {0} entering parcel {1} in region {2}.",
avatar.UUID, localLandID, regionID);
}
public void ClientClosed(UUID AgentID)
{
}
private void MakeChildAgent(ScenePresence avatar)
{
m_log.DebugFormat("[EVENTQUEUE]: Make Child agent {0}.", avatar.UUID);
}
public void OnRegisterCaps(UUID agentID, Caps caps)
{
m_log.DebugFormat("[EVENTQUEUE] OnRegisterCaps: agentID {0} caps {1}", agentID, caps);
@ -129,14 +165,54 @@ namespace OpenSim.Region.Environment.Modules.Framework
return ProcessQueue(m_dhttpMethod,agentID, caps);
}));
}
public Hashtable ProcessQueue(Hashtable request,UUID agentID, Caps caps)
{
Hashtable responsedata = new Hashtable();
responsedata["int_response_code"] = 502;
responsedata["str_response_string"] = "Upstream error:";
responsedata["content_type"] = "text/plain";
responsedata["keepalive"] = true;
// TODO: this has to be redone to not busy-wait (and block the thread),
// TODO: as soon as we have a non-blocking way to handle HTTP-requests.
BlockingLLSDQueue queue = GetQueue(agentID);
LLSD element = queue.Dequeue(15000); // 15s timeout
String debug = "[EVENTQUEUE]: Got request for agent {0}: [ ";
foreach(object key in request.Keys)
{
debug += key.ToString() + "=" + request[key].ToString() + " ";
}
m_log.DebugFormat(debug, agentID);
if (element == null) // didn't have an event in 15s
{
Hashtable responsedata = new Hashtable();
responsedata["int_response_code"] = 502;
responsedata["str_response_string"] = "Upstream error:";
responsedata["content_type"] = "text/plain";
responsedata["keepalive"] = true;
return responsedata;
}
else
{
ScenePresence avatar;
m_scene.TryGetAvatar(agentID, out avatar);
LLSDArray array = new LLSDArray();
array.Add(element);
while (queue.Count() > 0)
{
array.Add(queue.Dequeue(1));
}
LLSDMap events = new LLSDMap();
events.Add("events", array);
events.Add("id", new LLSDInteger(1)); // TODO: this seems to be a event sequence-numeber to be ack'd by the client?
Hashtable responsedata = new Hashtable();
responsedata["int_response_code"] = 200;
responsedata["content_type"] = "application/llsd+xml";
responsedata["keepalive"] = true;
responsedata["str_response_string"] = LLSDParser.SerializeXmlString(events);
m_log.DebugFormat("[EVENTQUEUE]: sending response for {0}: {1}", agentID, responsedata["str_response_string"]);
return responsedata;
}
/*
responsedata["int_response_code"] = 200;
@ -157,7 +233,6 @@ namespace OpenSim.Region.Environment.Modules.Framework
//string requestbody = (string)request["requestbody"];
//LLSD llsdRequest = LLSDParser.DeserializeXml(request);
//System.Console.WriteLine(requestbody);
return responsedata;
}
}

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@ -0,0 +1,59 @@
/*
* 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 OpenSim 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 System;
using System.Net;
using OpenMetaverse.StructuredData;
namespace OpenSim.Region.Environment
{
public class EventQueueHelper
{
private EventQueueHelper() {} // no construction possible, it's an utility class
public static LLSD EnableSimulator(ulong regionHandle, IPEndPoint endPoint)
{
LLSDMap llsdSimInfo = new LLSDMap(3);
llsdSimInfo.Add("Handle", new LLSDBinary(regionHandle));
llsdSimInfo.Add("IP", new LLSDBinary(endPoint.Address.GetAddressBytes()));
llsdSimInfo.Add("Port", new LLSDInteger(endPoint.Port));
LLSDArray arr = new LLSDArray(1);
arr.Add(llsdSimInfo);
LLSDMap llsdBody = new LLSDMap(1);
llsdBody.Add("SimulatorInfo", arr);
LLSDMap llsdMessage = new LLSDMap(2);
llsdMessage.Add("message", new LLSDString("EnableSimulator"));
llsdMessage.Add("body", llsdBody);
return llsdMessage;
}
}
}

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@ -28,6 +28,7 @@
using System;
using OpenSim.Framework;
using OpenMetaverse;
using OpenMetaverse.StructuredData;
using System.Collections.Generic;
using System.Text;
@ -35,6 +36,6 @@ namespace OpenSim.Region.Interfaces
{
public interface IEventQueue
{
bool Enqueue(object o, UUID avatarID);
bool Enqueue(LLSD o, UUID avatarID);
}
}

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@ -676,6 +676,7 @@
<Reference name="System" localCopy="false"/>
<Reference name="System.Runtime.Remoting"/>
<Reference name="OpenSim.Framework"/>
<Reference name="OpenMetaverse.dll"/>
<Reference name="OpenMetaverseTypes.dll"/>
<Files>