Add missing class from recent commit 69abade
Justin Clark-Casey (justincc)
parent
9c8d5f54d8
commit
297b27e473
|
|
@ -0,0 +1,327 @@
|
||||||
|
/*
|
||||||
|
* 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 System;
|
||||||
|
using System.Collections.Concurrent;
|
||||||
|
using System.Reflection;
|
||||||
|
using System.Threading;
|
||||||
|
using log4net;
|
||||||
|
using OpenSim.Framework;
|
||||||
|
using OpenSim.Framework.Monitoring;
|
||||||
|
using OpenSim.Region.Framework.Scenes;
|
||||||
|
|
||||||
|
namespace OpenSim.Region.CoreModules.Framework.EntityTransfer
|
||||||
|
{
|
||||||
|
public class Job
|
||||||
|
{
|
||||||
|
public string Name;
|
||||||
|
public WaitCallback Callback;
|
||||||
|
public object O;
|
||||||
|
|
||||||
|
public Job(string name, WaitCallback callback, object o)
|
||||||
|
{
|
||||||
|
Name = name;
|
||||||
|
Callback = callback;
|
||||||
|
O = o;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
// TODO: These kinds of classes MUST be generalized with JobEngine, etc.
|
||||||
|
public class HGIncomingSceneObjectEngine
|
||||||
|
{
|
||||||
|
private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
|
||||||
|
|
||||||
|
public int LogLevel { get; set; }
|
||||||
|
|
||||||
|
public bool IsRunning { get; private set; }
|
||||||
|
|
||||||
|
public string Name { get; set; }
|
||||||
|
|
||||||
|
/// <summary>
|
||||||
|
/// The timeout in milliseconds to wait for at least one event to be written when the recorder is stopping.
|
||||||
|
/// </summary>
|
||||||
|
public int RequestProcessTimeoutOnStop { get; set; }
|
||||||
|
|
||||||
|
/// <summary>
|
||||||
|
/// Controls whether we need to warn in the log about exceeding the max queue size.
|
||||||
|
/// </summary>
|
||||||
|
/// <remarks>
|
||||||
|
/// This is flipped to false once queue max has been exceeded and back to true when it falls below max, in
|
||||||
|
/// order to avoid spamming the log with lots of warnings.
|
||||||
|
/// </remarks>
|
||||||
|
private bool m_warnOverMaxQueue = true;
|
||||||
|
|
||||||
|
private BlockingCollection<Job> m_requestQueue;
|
||||||
|
|
||||||
|
private CancellationTokenSource m_cancelSource = new CancellationTokenSource();
|
||||||
|
|
||||||
|
private Stat m_requestsWaitingStat;
|
||||||
|
|
||||||
|
private Job m_currentJob;
|
||||||
|
|
||||||
|
/// <summary>
|
||||||
|
/// Used to signal that we are ready to complete stop.
|
||||||
|
/// </summary>
|
||||||
|
private ManualResetEvent m_finishedProcessingAfterStop = new ManualResetEvent(false);
|
||||||
|
|
||||||
|
public HGIncomingSceneObjectEngine(string name)
|
||||||
|
{
|
||||||
|
Name = name;
|
||||||
|
RequestProcessTimeoutOnStop = 5000;
|
||||||
|
|
||||||
|
// MainConsole.Instance.Commands.AddCommand(
|
||||||
|
// "Debug",
|
||||||
|
// false,
|
||||||
|
// "debug jobengine",
|
||||||
|
// "debug jobengine <start|stop|status>",
|
||||||
|
// "Start, stop or get status of the job engine.",
|
||||||
|
// "If stopped then all jobs are processed immediately.",
|
||||||
|
// HandleControlCommand);
|
||||||
|
}
|
||||||
|
|
||||||
|
public void Start()
|
||||||
|
{
|
||||||
|
lock (this)
|
||||||
|
{
|
||||||
|
if (IsRunning)
|
||||||
|
return;
|
||||||
|
|
||||||
|
IsRunning = true;
|
||||||
|
|
||||||
|
m_finishedProcessingAfterStop.Reset();
|
||||||
|
|
||||||
|
m_requestQueue = new BlockingCollection<Job>(new ConcurrentQueue<Job>(), 5000);
|
||||||
|
|
||||||
|
m_requestsWaitingStat =
|
||||||
|
new Stat(
|
||||||
|
"HGIncomingAttachmentsWaiting",
|
||||||
|
"Number of incoming attachments waiting for processing.",
|
||||||
|
"",
|
||||||
|
"",
|
||||||
|
"entitytransfer",
|
||||||
|
Name,
|
||||||
|
StatType.Pull,
|
||||||
|
MeasuresOfInterest.None,
|
||||||
|
stat => stat.Value = m_requestQueue.Count,
|
||||||
|
StatVerbosity.Debug);
|
||||||
|
|
||||||
|
StatsManager.RegisterStat(m_requestsWaitingStat);
|
||||||
|
|
||||||
|
Watchdog.StartThread(
|
||||||
|
ProcessRequests,
|
||||||
|
"HG Incoming Scene Object Engine Thread",
|
||||||
|
ThreadPriority.Normal,
|
||||||
|
false,
|
||||||
|
true,
|
||||||
|
null,
|
||||||
|
int.MaxValue);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
public void Stop()
|
||||||
|
{
|
||||||
|
lock (this)
|
||||||
|
{
|
||||||
|
try
|
||||||
|
{
|
||||||
|
if (!IsRunning)
|
||||||
|
return;
|
||||||
|
|
||||||
|
IsRunning = false;
|
||||||
|
|
||||||
|
int requestsLeft = m_requestQueue.Count;
|
||||||
|
|
||||||
|
if (requestsLeft <= 0)
|
||||||
|
{
|
||||||
|
m_cancelSource.Cancel();
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
m_log.InfoFormat("[HG INCOMING SCENE OBJECT ENGINE]: Waiting to write {0} events after stop.", requestsLeft);
|
||||||
|
|
||||||
|
while (requestsLeft > 0)
|
||||||
|
{
|
||||||
|
if (!m_finishedProcessingAfterStop.WaitOne(RequestProcessTimeoutOnStop))
|
||||||
|
{
|
||||||
|
// After timeout no events have been written
|
||||||
|
if (requestsLeft == m_requestQueue.Count)
|
||||||
|
{
|
||||||
|
m_log.WarnFormat(
|
||||||
|
"[HG INCOMING SCENE OBJECT ENGINE]: No requests processed after {0} ms wait. Discarding remaining {1} requests",
|
||||||
|
RequestProcessTimeoutOnStop, requestsLeft);
|
||||||
|
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
requestsLeft = m_requestQueue.Count;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
finally
|
||||||
|
{
|
||||||
|
m_cancelSource.Dispose();
|
||||||
|
StatsManager.DeregisterStat(m_requestsWaitingStat);
|
||||||
|
m_requestsWaitingStat = null;
|
||||||
|
m_requestQueue = null;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
public bool QueueRequest(string name, WaitCallback req, object o)
|
||||||
|
{
|
||||||
|
if (LogLevel >= 1)
|
||||||
|
m_log.DebugFormat("[HG INCOMING SCENE OBJECT ENGINE]: Queued job {0}", name);
|
||||||
|
|
||||||
|
if (m_requestQueue.Count < m_requestQueue.BoundedCapacity)
|
||||||
|
{
|
||||||
|
// m_log.DebugFormat(
|
||||||
|
// "[OUTGOING QUEUE REFILL ENGINE]: Adding request for categories {0} for {1} in {2}",
|
||||||
|
// categories, client.AgentID, m_udpServer.Scene.Name);
|
||||||
|
|
||||||
|
m_requestQueue.Add(new Job(name, req, o));
|
||||||
|
|
||||||
|
if (!m_warnOverMaxQueue)
|
||||||
|
m_warnOverMaxQueue = true;
|
||||||
|
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
if (m_warnOverMaxQueue)
|
||||||
|
{
|
||||||
|
// m_log.WarnFormat(
|
||||||
|
// "[JOB ENGINE]: Request queue at maximum capacity, not recording request from {0} in {1}",
|
||||||
|
// client.AgentID, m_udpServer.Scene.Name);
|
||||||
|
|
||||||
|
m_log.WarnFormat("[HG INCOMING SCENE OBJECT ENGINE]: Request queue at maximum capacity, not recording job");
|
||||||
|
|
||||||
|
m_warnOverMaxQueue = false;
|
||||||
|
}
|
||||||
|
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
private void ProcessRequests()
|
||||||
|
{
|
||||||
|
try
|
||||||
|
{
|
||||||
|
while (IsRunning || m_requestQueue.Count > 0)
|
||||||
|
{
|
||||||
|
m_currentJob = m_requestQueue.Take(m_cancelSource.Token);
|
||||||
|
|
||||||
|
// QueueEmpty callback = req.Client.OnQueueEmpty;
|
||||||
|
//
|
||||||
|
// if (callback != null)
|
||||||
|
// {
|
||||||
|
// try
|
||||||
|
// {
|
||||||
|
// callback(req.Categories);
|
||||||
|
// }
|
||||||
|
// catch (Exception e)
|
||||||
|
// {
|
||||||
|
// m_log.Error("[OUTGOING QUEUE REFILL ENGINE]: ProcessRequests(" + req.Categories + ") threw an exception: " + e.Message, e);
|
||||||
|
// }
|
||||||
|
// }
|
||||||
|
|
||||||
|
if (LogLevel >= 1)
|
||||||
|
m_log.DebugFormat("[HG INCOMING SCENE OBJECT ENGINE]: Processing job {0}", m_currentJob.Name);
|
||||||
|
|
||||||
|
try
|
||||||
|
{
|
||||||
|
m_currentJob.Callback.Invoke(m_currentJob.O);
|
||||||
|
}
|
||||||
|
catch (Exception e)
|
||||||
|
{
|
||||||
|
m_log.Error(
|
||||||
|
string.Format(
|
||||||
|
"[HG INCOMING SCENE OBJECT ENGINE]: Job {0} failed, continuing. Exception ", m_currentJob.Name), e);
|
||||||
|
}
|
||||||
|
|
||||||
|
if (LogLevel >= 1)
|
||||||
|
m_log.DebugFormat("[HG INCOMING SCENE OBJECT ENGINE]: Processed job {0}", m_currentJob.Name);
|
||||||
|
|
||||||
|
m_currentJob = null;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
catch (OperationCanceledException)
|
||||||
|
{
|
||||||
|
}
|
||||||
|
|
||||||
|
m_finishedProcessingAfterStop.Set();
|
||||||
|
}
|
||||||
|
|
||||||
|
// private void HandleControlCommand(string module, string[] args)
|
||||||
|
// {
|
||||||
|
// // if (SceneManager.Instance.CurrentScene != null && SceneManager.Instance.CurrentScene != m_udpServer.Scene)
|
||||||
|
// // return;
|
||||||
|
//
|
||||||
|
// if (args.Length < 3)
|
||||||
|
// {
|
||||||
|
// MainConsole.Instance.Output("Usage: debug jobengine <stop|start|status|loglevel>");
|
||||||
|
// return;
|
||||||
|
// }
|
||||||
|
//
|
||||||
|
// string subCommand = args[2];
|
||||||
|
//
|
||||||
|
// if (subCommand == "stop")
|
||||||
|
// {
|
||||||
|
// Stop();
|
||||||
|
// MainConsole.Instance.OutputFormat("Stopped job engine.");
|
||||||
|
// }
|
||||||
|
// else if (subCommand == "start")
|
||||||
|
// {
|
||||||
|
// Start();
|
||||||
|
// MainConsole.Instance.OutputFormat("Started job engine.");
|
||||||
|
// }
|
||||||
|
// else if (subCommand == "status")
|
||||||
|
// {
|
||||||
|
// MainConsole.Instance.OutputFormat("Job engine running: {0}", IsRunning);
|
||||||
|
// MainConsole.Instance.OutputFormat("Current job {0}", m_currentJob != null ? m_currentJob.Name : "none");
|
||||||
|
// MainConsole.Instance.OutputFormat(
|
||||||
|
// "Jobs waiting: {0}", IsRunning ? m_requestQueue.Count.ToString() : "n/a");
|
||||||
|
// MainConsole.Instance.OutputFormat("Log Level: {0}", LogLevel);
|
||||||
|
// }
|
||||||
|
//
|
||||||
|
// else if (subCommand == "loglevel")
|
||||||
|
// {
|
||||||
|
// // int logLevel;
|
||||||
|
// int logLevel = int.Parse(args[3]);
|
||||||
|
// // if (ConsoleUtil.TryParseConsoleInt(MainConsole.Instance, args[4], out logLevel))
|
||||||
|
// // {
|
||||||
|
// LogLevel = logLevel;
|
||||||
|
// MainConsole.Instance.OutputFormat("Set log level to {0}", LogLevel);
|
||||||
|
// // }
|
||||||
|
// }
|
||||||
|
// else
|
||||||
|
// {
|
||||||
|
// MainConsole.Instance.OutputFormat("Unrecognized job engine subcommand {0}", subCommand);
|
||||||
|
// }
|
||||||
|
// }
|
||||||
|
}
|
||||||
|
}
|
||||||
Loading…
Reference in New Issue