Experimental

Moved DotNetScriptEngine configuration to config file.
Added option to share script execution threads between regions.

3 files changed, 55 insertions, 9 deletions

diff --git a/OpenSim/Region/ScriptEngine/Common/ScriptEngineBase/EventQueueManager.cs b/OpenSim/Region/ScriptEngine/Common/ScriptEngineBase/EventQueueManager.cs
index 70db724..730b63e 100644
--- a/OpenSim/Region/ScriptEngine/Common/ScriptEngineBase/EventQueueManager.cs
+++ b/OpenSim/Region/ScriptEngine/Common/ScriptEngineBase/EventQueueManager.cs
@@ -69,21 +69,25 @@ namespace OpenSim.Region.ScriptEngine.Common.ScriptEngineBase
         /// <summary>
         /// List of threads processing event queue
         /// </summary>
-        private List<EventQueueThreadClass> eventQueueThreads = new List<EventQueueThreadClass>();
-        private object eventQueueThreadsLock = new object();
+        private List<EventQueueThreadClass> eventQueueThreads;// = new List<EventQueueThreadClass>();
+        private object eventQueueThreadsLock;// = new object();
+
+        private static List<EventQueueThreadClass> staticEventQueueThreads;// = new List<EventQueueThreadClass>();
+        private static object staticEventQueueThreadsLock;// = new object();
 
         public object queueLock = new object(); // Mutex lock object
 
         /// <summary>
         /// How many threads to process queue with
         /// </summary>
-        private int numberOfThreads = 2;
+        private int numberOfThreads;
 
         /// <summary>
         /// Maximum time one function can use for execution before we perform a thread kill
         /// </summary>
-        private int maxFunctionExecutionTimems = 50;
-        private bool EnforceMaxExecutionTime = true;
+        private int maxFunctionExecutionTimems;
+        private bool EnforceMaxExecutionTime;
+
 
         /// <summary>
         /// Queue containing events waiting to be executed
@@ -138,6 +142,36 @@ namespace OpenSim.Region.ScriptEngine.Common.ScriptEngineBase
         {
             m_ScriptEngine = _ScriptEngine;
 
+
+            // Create thread pool list and lock object
+            // Determine from config if threads should be dedicated to regions or shared
+            if (m_ScriptEngine.ScriptConfigSource.GetBoolean("PrivateRegionThreads", false))
+            {
+                // PRIVATE THREAD POOL PER REGION
+                eventQueueThreads = new List<EventQueueThreadClass>();
+                eventQueueThreadsLock = new object();
+            }
+            else
+            {
+                // SHARED THREAD POOL
+                // Crate the objects in statics
+                if (staticEventQueueThreads == null)
+                    staticEventQueueThreads = new List<EventQueueThreadClass>();
+                if (staticEventQueueThreadsLock == null)
+                    staticEventQueueThreadsLock = new object();
+
+                // Create local reference to them
+                eventQueueThreads = staticEventQueueThreads;
+                eventQueueThreadsLock = staticEventQueueThreadsLock;
+            }
+
+            numberOfThreads = m_ScriptEngine.ScriptConfigSource.GetInt("NumberOfScriptThreads", 2);
+
+            maxFunctionExecutionTimems = m_ScriptEngine.ScriptConfigSource.GetInt("MaxEventExecutionTimeMs", 5000);
+            EnforceMaxExecutionTime = m_ScriptEngine.ScriptConfigSource.GetBoolean("EnforceMaxEventExecutionTime", false);
+
+
+
             // Start function max exec time enforcement thread
             if (EnforceMaxExecutionTime)
             {
@@ -150,9 +184,10 @@ namespace OpenSim.Region.ScriptEngine.Common.ScriptEngineBase
             //
             // Start event queue processing threads (worker threads)
             //
+
             lock (eventQueueThreadsLock)
             {
-                for (int ThreadCount = 0; ThreadCount <= numberOfThreads; ThreadCount++)
+                for (int ThreadCount = eventQueueThreads.Count; ThreadCount <= numberOfThreads; ThreadCount++)
                 {
                     StartNewThreadClass();
                 }
@@ -315,7 +350,7 @@ namespace OpenSim.Region.ScriptEngine.Common.ScriptEngineBase
             }
         }
 
-        private static void AbortThreadClass(EventQueueThreadClass threadClass)
+        private void AbortThreadClass(EventQueueThreadClass threadClass)
         {
             try
             {
@@ -326,12 +361,15 @@ namespace OpenSim.Region.ScriptEngine.Common.ScriptEngineBase
                 Console.WriteLine("Could you please report this to Tedd:");
                 Console.WriteLine("Script thread execution timeout kill ended in exception: " + ex.ToString());
             }
+            m_ScriptEngine.Log.Debug("DotNetEngine", "Killed script execution thread, count: " + eventQueueThreads.Count);
         }
 
         private void StartNewThreadClass()
         {
             EventQueueThreadClass eqtc = new EventQueueThreadClass(this);
             eventQueueThreads.Add(eqtc);
+            m_ScriptEngine.Log.Debug("DotNetEngine", "Started new script execution thread, count: " + eventQueueThreads.Count);
+
         }
     }
 }
\ No newline at end of file
diff --git a/OpenSim/Region/ScriptEngine/Common/ScriptEngineBase/EventQueueThreadClass.cs b/OpenSim/Region/ScriptEngine/Common/ScriptEngineBase/EventQueueThreadClass.cs
index ad79fbc..67cf0e2 100644
--- a/OpenSim/Region/ScriptEngine/Common/ScriptEngineBase/EventQueueThreadClass.cs
+++ b/OpenSim/Region/ScriptEngine/Common/ScriptEngineBase/EventQueueThreadClass.cs
@@ -3,6 +3,7 @@ using System.Collections.Generic;
 using System.Text;

 using System.Threading;

 using libsecondlife;

+using Nini.Config;

 using OpenSim.Framework;

 using OpenSim.Region.Environment.Scenes.Scripting;

 

@@ -16,7 +17,7 @@ namespace OpenSim.Region.ScriptEngine.Common.ScriptEngineBase
         /// <summary>

         /// How many ms to sleep if queue is empty

         /// </summary>

-        private int nothingToDoSleepms = 50;

+        private int nothingToDoSleepms;// = 50;

 

         public DateTime LastExecutionStarted;

         public bool InExecution = false;

@@ -28,6 +29,7 @@ namespace OpenSim.Region.ScriptEngine.Common.ScriptEngineBase
         public EventQueueThreadClass(EventQueueManager eqm)

         {

             eventQueueManager = eqm;

+            nothingToDoSleepms = eqm.m_ScriptEngine.ScriptConfigSource.GetInt("SleepTimeIfNoScriptExecutionMs", 50);

             Start();

         }

 

@@ -183,7 +185,7 @@ namespace OpenSim.Region.ScriptEngine.Common.ScriptEngineBase
                     }

                     catch (ThreadAbortException tae)

                     {

-                        throw tae;

+                        eventQueueManager.m_ScriptEngine.Log.Notice("ScriptEngine", "ThreadAbortException while executing function.");

                     }

                     catch (Exception e)

                     {

diff --git a/OpenSim/Region/ScriptEngine/Common/ScriptEngineBase/ScriptEngine.cs b/OpenSim/Region/ScriptEngine/Common/ScriptEngineBase/ScriptEngine.cs
index da0baba..8b64d3d 100644
--- a/OpenSim/Region/ScriptEngine/Common/ScriptEngineBase/ScriptEngine.cs
+++ b/OpenSim/Region/ScriptEngine/Common/ScriptEngineBase/ScriptEngine.cs
@@ -51,10 +51,15 @@ namespace OpenSim.Region.ScriptEngine.Common.ScriptEngineBase
         public AppDomainManager m_AppDomainManager;
         public LSLLongCmdHandler m_LSLLongCmdHandler;
 
+        public IConfigSource ConfigSource;
+        public IConfig ScriptConfigSource;
+        public abstract string ScriptConfigSourceName { get; }
+
         public ScriptManager GetScriptManager()
         {
             return _GetScriptManager();
         }
+
         public abstract ScriptManager _GetScriptManager();
 
         private LogBase m_log;
@@ -74,6 +79,7 @@ namespace OpenSim.Region.ScriptEngine.Common.ScriptEngineBase
         {
             World = Sceneworld;
             m_log = logger;
+            ScriptConfigSource = ConfigSource.Configs[ScriptConfigSourceName];
 
             Log.Verbose("ScriptEngine", "DotNet & LSL ScriptEngine initializing");