972b0b52f9
This is to take account of situations where the user was intending to specify a script engine using colon using its default language. This probably generates few false positive as scripts are less likely to end a first line colon with a comment for other purposes.
2086 lines
79 KiB
C#
2086 lines
79 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.Globalization;
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using System.IO;
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using System.Reflection;
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using System.Security;
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using System.Security.Policy;
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using System.Text;
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using System.Threading;
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using System.Xml;
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using OpenMetaverse;
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using OpenMetaverse.StructuredData;
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using log4net;
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using Nini.Config;
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using Amib.Threading;
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using OpenSim.Framework;
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using OpenSim.Framework.Console;
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using OpenSim.Region.Framework.Scenes;
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using OpenSim.Region.Framework.Interfaces;
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using OpenSim.Region.ScriptEngine.Shared;
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using OpenSim.Region.ScriptEngine.Shared.ScriptBase;
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using OpenSim.Region.ScriptEngine.Shared.CodeTools;
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using OpenSim.Region.ScriptEngine.Shared.Instance;
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using OpenSim.Region.ScriptEngine.Shared.Api;
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using OpenSim.Region.ScriptEngine.Shared.Api.Plugins;
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using OpenSim.Region.ScriptEngine.Interfaces;
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using Timer = OpenSim.Region.ScriptEngine.Shared.Api.Plugins.Timer;
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using ScriptCompileQueue = OpenSim.Framework.LocklessQueue<object[]>;
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namespace OpenSim.Region.ScriptEngine.XEngine
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{
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public class XEngine : INonSharedRegionModule, IScriptModule, IScriptEngine
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{
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private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
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/// <summary>
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/// Control the printing of certain debug messages.
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/// </summary>
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/// <remarks>
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/// If DebugLevel >= 1, then we log every time that a script is started.
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/// </remarks>
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// public int DebugLevel { get; set; }
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private SmartThreadPool m_ThreadPool;
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private int m_MaxScriptQueue;
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private Scene m_Scene;
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private IConfig m_ScriptConfig = null;
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private IConfigSource m_ConfigSource = null;
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private ICompiler m_Compiler;
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private int m_MinThreads;
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private int m_MaxThreads ;
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private int m_IdleTimeout;
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private int m_StackSize;
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private int m_SleepTime;
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private int m_SaveTime;
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private ThreadPriority m_Prio;
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private bool m_Enabled = false;
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private bool m_InitialStartup = true;
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private int m_ScriptFailCount; // Number of script fails since compile queue was last empty
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private string m_ScriptErrorMessage;
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private Dictionary<string, string> m_uniqueScripts = new Dictionary<string, string>();
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private bool m_AppDomainLoading;
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private Dictionary<UUID,ArrayList> m_ScriptErrors =
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new Dictionary<UUID,ArrayList>();
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// disable warning: need to keep a reference to XEngine.EventManager
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// alive to avoid it being garbage collected
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#pragma warning disable 414
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private EventManager m_EventManager;
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#pragma warning restore 414
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private IXmlRpcRouter m_XmlRpcRouter;
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private int m_EventLimit;
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private bool m_KillTimedOutScripts;
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private string m_ScriptEnginesPath = null;
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/// <summary>
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/// Is the entire simulator in the process of shutting down?
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/// </summary>
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private bool m_SimulatorShuttingDown;
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private static List<XEngine> m_ScriptEngines =
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new List<XEngine>();
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// Maps the local id to the script inventory items in it
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private Dictionary<uint, List<UUID> > m_PrimObjects =
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new Dictionary<uint, List<UUID> >();
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// Maps the UUID above to the script instance
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private Dictionary<UUID, IScriptInstance> m_Scripts =
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new Dictionary<UUID, IScriptInstance>();
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// Maps the asset ID to the assembly
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private Dictionary<UUID, string> m_Assemblies =
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new Dictionary<UUID, string>();
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private Dictionary<string, int> m_AddingAssemblies =
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new Dictionary<string, int>();
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// This will list AppDomains by script asset
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private Dictionary<UUID, AppDomain> m_AppDomains =
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new Dictionary<UUID, AppDomain>();
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// List the scripts running in each appdomain
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private Dictionary<UUID, List<UUID> > m_DomainScripts =
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new Dictionary<UUID, List<UUID> >();
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private ScriptCompileQueue m_CompileQueue = new ScriptCompileQueue();
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IWorkItemResult m_CurrentCompile = null;
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private Dictionary<UUID, int> m_CompileDict = new Dictionary<UUID, int>();
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public string ScriptEngineName
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{
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get { return "XEngine"; }
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}
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public Scene World
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{
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get { return m_Scene; }
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}
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public static List<XEngine> ScriptEngines
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{
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get { return m_ScriptEngines; }
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}
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public IScriptModule ScriptModule
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{
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get { return this; }
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}
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// private struct RezScriptParms
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// {
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// uint LocalID;
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// UUID ItemID;
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// string Script;
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// }
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public IConfig Config
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{
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get { return m_ScriptConfig; }
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}
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public string ScriptEnginePath
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{
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get { return m_ScriptEnginesPath; }
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}
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public IConfigSource ConfigSource
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{
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get { return m_ConfigSource; }
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}
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/// <summary>
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/// Event fired after the script engine has finished removing a script.
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/// </summary>
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public event ScriptRemoved OnScriptRemoved;
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/// <summary>
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/// Event fired after the script engine has finished removing a script from an object.
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/// </summary>
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public event ObjectRemoved OnObjectRemoved;
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public void Initialise(IConfigSource configSource)
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{
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if (configSource.Configs["XEngine"] == null)
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return;
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m_ScriptConfig = configSource.Configs["XEngine"];
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m_ConfigSource = configSource;
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}
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public void AddRegion(Scene scene)
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{
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if (m_ScriptConfig == null)
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return;
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m_ScriptFailCount = 0;
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m_ScriptErrorMessage = String.Empty;
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if (m_ScriptConfig == null)
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{
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// m_log.ErrorFormat("[XEngine] No script configuration found. Scripts disabled");
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return;
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}
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m_Enabled = m_ScriptConfig.GetBoolean("Enabled", true);
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if (!m_Enabled)
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return;
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AppDomain.CurrentDomain.AssemblyResolve +=
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OnAssemblyResolve;
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m_Scene = scene;
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m_log.InfoFormat("[XEngine]: Initializing scripts in region {0}", m_Scene.RegionInfo.RegionName);
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m_MinThreads = m_ScriptConfig.GetInt("MinThreads", 2);
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m_MaxThreads = m_ScriptConfig.GetInt("MaxThreads", 100);
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m_IdleTimeout = m_ScriptConfig.GetInt("IdleTimeout", 60);
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string priority = m_ScriptConfig.GetString("Priority", "BelowNormal");
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m_MaxScriptQueue = m_ScriptConfig.GetInt("MaxScriptEventQueue",300);
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m_StackSize = m_ScriptConfig.GetInt("ThreadStackSize", 262144);
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m_SleepTime = m_ScriptConfig.GetInt("MaintenanceInterval", 10) * 1000;
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m_AppDomainLoading = m_ScriptConfig.GetBoolean("AppDomainLoading", true);
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m_EventLimit = m_ScriptConfig.GetInt("EventLimit", 30);
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m_KillTimedOutScripts = m_ScriptConfig.GetBoolean("KillTimedOutScripts", false);
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m_SaveTime = m_ScriptConfig.GetInt("SaveInterval", 120) * 1000;
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m_ScriptEnginesPath = m_ScriptConfig.GetString("ScriptEnginesPath", "ScriptEngines");
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m_Prio = ThreadPriority.BelowNormal;
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switch (priority)
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{
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case "Lowest":
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m_Prio = ThreadPriority.Lowest;
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break;
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case "BelowNormal":
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m_Prio = ThreadPriority.BelowNormal;
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break;
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case "Normal":
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m_Prio = ThreadPriority.Normal;
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break;
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case "AboveNormal":
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m_Prio = ThreadPriority.AboveNormal;
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break;
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case "Highest":
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m_Prio = ThreadPriority.Highest;
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break;
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default:
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m_log.ErrorFormat("[XEngine] Invalid thread priority: '{0}'. Assuming BelowNormal", priority);
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break;
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}
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lock (m_ScriptEngines)
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{
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m_ScriptEngines.Add(this);
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}
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// Needs to be here so we can queue the scripts that need starting
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//
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m_Scene.EventManager.OnRezScript += OnRezScript;
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// Complete basic setup of the thread pool
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//
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SetupEngine(m_MinThreads, m_MaxThreads, m_IdleTimeout, m_Prio,
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m_MaxScriptQueue, m_StackSize);
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m_Scene.StackModuleInterface<IScriptModule>(this);
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m_XmlRpcRouter = m_Scene.RequestModuleInterface<IXmlRpcRouter>();
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if (m_XmlRpcRouter != null)
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{
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OnScriptRemoved += m_XmlRpcRouter.ScriptRemoved;
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OnObjectRemoved += m_XmlRpcRouter.ObjectRemoved;
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}
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MainConsole.Instance.Commands.AddCommand(
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"Scripts", false, "xengine status", "xengine status", "Show status information",
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"Show status information on the script engine.",
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HandleShowStatus);
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MainConsole.Instance.Commands.AddCommand(
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"Scripts", false, "scripts show", "scripts show [<script-item-uuid>]", "Show script information",
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"Show information on all scripts known to the script engine."
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+ "If a <script-item-uuid> is given then only information on that script will be shown.",
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HandleShowScripts);
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MainConsole.Instance.Commands.AddCommand(
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"Scripts", false, "show scripts", "show scripts [<script-item-uuid>]", "Show script information",
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"Synonym for scripts show command", HandleShowScripts);
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MainConsole.Instance.Commands.AddCommand(
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"Scripts", false, "scripts suspend", "scripts suspend [<script-item-uuid>]", "Suspends all running scripts",
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"Suspends all currently running scripts. This only suspends event delivery, it will not suspend a"
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+ " script that is currently processing an event.\n"
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+ "Suspended scripts will continue to accumulate events but won't process them.\n"
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+ "If a <script-item-uuid> is given then only that script will be suspended. Otherwise, all suitable scripts are suspended.",
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(module, cmdparams) => HandleScriptsAction(cmdparams, HandleSuspendScript));
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MainConsole.Instance.Commands.AddCommand(
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"Scripts", false, "scripts resume", "scripts resume [<script-item-uuid>]", "Resumes all suspended scripts",
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"Resumes all currently suspended scripts.\n"
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+ "Resumed scripts will process all events accumulated whilst suspended."
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+ "If a <script-item-uuid> is given then only that script will be resumed. Otherwise, all suitable scripts are resumed.",
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(module, cmdparams) => HandleScriptsAction(cmdparams, HandleResumeScript));
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MainConsole.Instance.Commands.AddCommand(
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"Scripts", false, "scripts stop", "scripts stop [<script-item-uuid>]", "Stops all running scripts",
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"Stops all running scripts."
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+ "If a <script-item-uuid> is given then only that script will be stopped. Otherwise, all suitable scripts are stopped.",
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(module, cmdparams) => HandleScriptsAction(cmdparams, HandleStopScript));
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MainConsole.Instance.Commands.AddCommand(
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"Scripts", false, "scripts start", "scripts start [<script-item-uuid>]", "Starts all stopped scripts",
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"Starts all stopped scripts."
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+ "If a <script-item-uuid> is given then only that script will be started. Otherwise, all suitable scripts are started.",
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(module, cmdparams) => HandleScriptsAction(cmdparams, HandleStartScript));
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// MainConsole.Instance.Commands.AddCommand(
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// "Debug", false, "debug xengine", "debug xengine [<level>]",
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// "Turn on detailed xengine debugging.",
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// "If level <= 0, then no extra logging is done.\n"
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// + "If level >= 1, then we log every time that a script is started.",
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// HandleDebugLevelCommand);
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}
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/// <summary>
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/// Change debug level
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/// </summary>
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/// <param name="module"></param>
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/// <param name="args"></param>
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// private void HandleDebugLevelCommand(string module, string[] args)
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// {
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// if (args.Length == 3)
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// {
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// int newDebug;
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// if (int.TryParse(args[2], out newDebug))
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// {
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// DebugLevel = newDebug;
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// MainConsole.Instance.OutputFormat("Debug level set to {0}", newDebug);
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// }
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// }
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// else if (args.Length == 2)
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// {
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// MainConsole.Instance.OutputFormat("Current debug level is {0}", DebugLevel);
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// }
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// else
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// {
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// MainConsole.Instance.Output("Usage: debug xengine 0..1");
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// }
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// }
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/// <summary>
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/// Parse the raw item id into a script instance from the command params if it's present.
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/// </summary>
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/// <param name="cmdparams"></param>
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/// <param name="instance"></param>
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/// <returns>true if we're okay to proceed, false if not.</returns>
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private void HandleScriptsAction(string[] cmdparams, Action<IScriptInstance> action)
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{
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if (!(MainConsole.Instance.ConsoleScene == null || MainConsole.Instance.ConsoleScene == m_Scene))
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return;
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lock (m_Scripts)
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{
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string rawItemId;
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UUID itemId = UUID.Zero;
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if (cmdparams.Length == 2)
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{
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foreach (IScriptInstance instance in m_Scripts.Values)
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action(instance);
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return;
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}
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rawItemId = cmdparams[2];
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if (!UUID.TryParse(rawItemId, out itemId))
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{
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MainConsole.Instance.OutputFormat("Error - {0} is not a valid UUID", rawItemId);
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return;
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}
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if (itemId != UUID.Zero)
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{
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IScriptInstance instance = GetInstance(itemId);
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if (instance == null)
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{
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// Commented out for now since this will cause false reports on simulators with more than
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// one scene where the current command line set region is 'root' (which causes commands to
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// go to both regions... (sigh)
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// MainConsole.Instance.OutputFormat("Error - No item found with id {0}", itemId);
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return;
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}
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else
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{
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action(instance);
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return;
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}
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}
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}
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}
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private void HandleShowStatus(string module, string[] cmdparams)
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{
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if (!(MainConsole.Instance.ConsoleScene == null || MainConsole.Instance.ConsoleScene == m_Scene))
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return;
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MainConsole.Instance.OutputFormat(GetStatusReport());
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}
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public string GetStatusReport()
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{
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StringBuilder sb = new StringBuilder();
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sb.AppendFormat("Status of XEngine instance for {0}\n", m_Scene.RegionInfo.RegionName);
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lock (m_Scripts)
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sb.AppendFormat("Scripts loaded : {0}\n", m_Scripts.Count);
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sb.AppendFormat("Unique scripts : {0}\n", m_uniqueScripts.Count);
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sb.AppendFormat("Scripts waiting for load : {0}\n", m_CompileQueue.Count);
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sb.AppendFormat("Max threads : {0}\n", m_ThreadPool.MaxThreads);
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sb.AppendFormat("Min threads : {0}\n", m_ThreadPool.MinThreads);
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sb.AppendFormat("Allocated threads : {0}\n", m_ThreadPool.ActiveThreads);
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sb.AppendFormat("In use threads : {0}\n", m_ThreadPool.InUseThreads);
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sb.AppendFormat("Work items waiting : {0}\n", m_ThreadPool.WaitingCallbacks);
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// sb.AppendFormat("Assemblies loaded : {0}\n", m_Assemblies.Count);
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SensorRepeat sr = AsyncCommandManager.GetSensorRepeatPlugin(this);
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sb.AppendFormat("Sensors : {0}\n", sr != null ? sr.SensorsCount : 0);
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Dataserver ds = AsyncCommandManager.GetDataserverPlugin(this);
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sb.AppendFormat("Dataserver requests : {0}\n", ds != null ? ds.DataserverRequestsCount : 0);
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Timer t = AsyncCommandManager.GetTimerPlugin(this);
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sb.AppendFormat("Timers : {0}\n", t != null ? t.TimersCount : 0);
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Listener l = AsyncCommandManager.GetListenerPlugin(this);
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sb.AppendFormat("Listeners : {0}\n", l != null ? l.ListenerCount : 0);
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return sb.ToString();
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}
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public void HandleShowScripts(string module, string[] cmdparams)
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{
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if (!(MainConsole.Instance.ConsoleScene == null || MainConsole.Instance.ConsoleScene == m_Scene))
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return;
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if (cmdparams.Length == 2)
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{
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lock (m_Scripts)
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{
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MainConsole.Instance.OutputFormat(
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"Showing {0} scripts in {1}", m_Scripts.Count, m_Scene.RegionInfo.RegionName);
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}
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}
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HandleScriptsAction(cmdparams, HandleShowScript);
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}
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private void HandleShowScript(IScriptInstance instance)
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{
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SceneObjectPart sop = m_Scene.GetSceneObjectPart(instance.ObjectID);
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string status;
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if (instance.ShuttingDown)
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{
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status = "shutting down";
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}
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else if (instance.Suspended)
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{
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status = "suspended";
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}
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else if (!instance.Running)
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{
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status = "stopped";
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}
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else
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{
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status = "running";
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}
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StringBuilder sb = new StringBuilder();
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Queue eq = instance.EventQueue;
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sb.AppendFormat("Script name : {0}\n", instance.ScriptName);
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sb.AppendFormat("Status : {0}\n", status);
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lock (eq)
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sb.AppendFormat("Queued events : {0}\n", eq.Count);
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sb.AppendFormat("Item UUID : {0}\n", instance.ItemID);
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sb.AppendFormat("Containing part name: {0}\n", instance.PrimName);
|
|
sb.AppendFormat("Containing part UUID: {0}\n", instance.ObjectID);
|
|
sb.AppendFormat("Position : {0}\n", sop.AbsolutePosition);
|
|
|
|
MainConsole.Instance.OutputFormat(sb.ToString());
|
|
}
|
|
|
|
private void HandleSuspendScript(IScriptInstance instance)
|
|
{
|
|
if (!instance.Suspended)
|
|
{
|
|
instance.Suspend();
|
|
|
|
SceneObjectPart sop = m_Scene.GetSceneObjectPart(instance.ObjectID);
|
|
MainConsole.Instance.OutputFormat(
|
|
"Suspended {0}.{1}, item UUID {2}, prim UUID {3} @ {4}",
|
|
instance.PrimName, instance.ScriptName, instance.ItemID, instance.ObjectID, sop.AbsolutePosition);
|
|
}
|
|
}
|
|
|
|
private void HandleResumeScript(IScriptInstance instance)
|
|
{
|
|
if (instance.Suspended)
|
|
{
|
|
instance.Resume();
|
|
|
|
SceneObjectPart sop = m_Scene.GetSceneObjectPart(instance.ObjectID);
|
|
MainConsole.Instance.OutputFormat(
|
|
"Resumed {0}.{1}, item UUID {2}, prim UUID {3} @ {4}",
|
|
instance.PrimName, instance.ScriptName, instance.ItemID, instance.ObjectID, sop.AbsolutePosition);
|
|
}
|
|
}
|
|
|
|
private void HandleStartScript(IScriptInstance instance)
|
|
{
|
|
if (!instance.Running)
|
|
{
|
|
instance.Start();
|
|
|
|
SceneObjectPart sop = m_Scene.GetSceneObjectPart(instance.ObjectID);
|
|
MainConsole.Instance.OutputFormat(
|
|
"Started {0}.{1}, item UUID {2}, prim UUID {3} @ {4}",
|
|
instance.PrimName, instance.ScriptName, instance.ItemID, instance.ObjectID, sop.AbsolutePosition);
|
|
}
|
|
}
|
|
|
|
private void HandleStopScript(IScriptInstance instance)
|
|
{
|
|
if (instance.Running)
|
|
{
|
|
instance.Stop(0);
|
|
|
|
SceneObjectPart sop = m_Scene.GetSceneObjectPart(instance.ObjectID);
|
|
MainConsole.Instance.OutputFormat(
|
|
"Stopped {0}.{1}, item UUID {2}, prim UUID {3} @ {4}",
|
|
instance.PrimName, instance.ScriptName, instance.ItemID, instance.ObjectID, sop.AbsolutePosition);
|
|
}
|
|
}
|
|
|
|
public void RemoveRegion(Scene scene)
|
|
{
|
|
if (!m_Enabled)
|
|
return;
|
|
|
|
lock (m_Scripts)
|
|
{
|
|
m_log.InfoFormat(
|
|
"[XEngine]: Shutting down {0} scripts in {1}", m_Scripts.Count, m_Scene.RegionInfo.RegionName);
|
|
|
|
foreach (IScriptInstance instance in m_Scripts.Values)
|
|
{
|
|
// Force a final state save
|
|
//
|
|
if (m_Assemblies.ContainsKey(instance.AssetID))
|
|
{
|
|
string assembly = m_Assemblies[instance.AssetID];
|
|
instance.SaveState(assembly);
|
|
}
|
|
|
|
// Clear the event queue and abort the instance thread
|
|
//
|
|
instance.ClearQueue();
|
|
instance.Stop(0);
|
|
|
|
// Release events, timer, etc
|
|
//
|
|
instance.DestroyScriptInstance();
|
|
|
|
// Unload scripts and app domains.
|
|
// Must be done explicitly because they have infinite
|
|
// lifetime.
|
|
// However, don't bother to do this if the simulator is shutting
|
|
// down since it takes a long time with many scripts.
|
|
if (!m_SimulatorShuttingDown)
|
|
{
|
|
m_DomainScripts[instance.AppDomain].Remove(instance.ItemID);
|
|
if (m_DomainScripts[instance.AppDomain].Count == 0)
|
|
{
|
|
m_DomainScripts.Remove(instance.AppDomain);
|
|
UnloadAppDomain(instance.AppDomain);
|
|
}
|
|
}
|
|
}
|
|
|
|
m_Scripts.Clear();
|
|
m_PrimObjects.Clear();
|
|
m_Assemblies.Clear();
|
|
m_DomainScripts.Clear();
|
|
}
|
|
lock (m_ScriptEngines)
|
|
{
|
|
m_ScriptEngines.Remove(this);
|
|
}
|
|
}
|
|
|
|
public void RegionLoaded(Scene scene)
|
|
{
|
|
if (!m_Enabled)
|
|
return;
|
|
|
|
m_EventManager = new EventManager(this);
|
|
|
|
m_Compiler = new Compiler(this);
|
|
|
|
m_Scene.EventManager.OnRemoveScript += OnRemoveScript;
|
|
m_Scene.EventManager.OnScriptReset += OnScriptReset;
|
|
m_Scene.EventManager.OnStartScript += OnStartScript;
|
|
m_Scene.EventManager.OnStopScript += OnStopScript;
|
|
m_Scene.EventManager.OnGetScriptRunning += OnGetScriptRunning;
|
|
m_Scene.EventManager.OnShutdown += OnShutdown;
|
|
|
|
if (m_SleepTime > 0)
|
|
{
|
|
m_ThreadPool.QueueWorkItem(new WorkItemCallback(this.DoMaintenance),
|
|
new Object[]{ m_SleepTime });
|
|
}
|
|
|
|
if (m_SaveTime > 0)
|
|
{
|
|
m_ThreadPool.QueueWorkItem(new WorkItemCallback(this.DoBackup),
|
|
new Object[] { m_SaveTime });
|
|
}
|
|
}
|
|
|
|
public void StartProcessing()
|
|
{
|
|
m_ThreadPool.Start();
|
|
}
|
|
|
|
public void Close()
|
|
{
|
|
if (!m_Enabled)
|
|
return;
|
|
|
|
lock (m_ScriptEngines)
|
|
{
|
|
if (m_ScriptEngines.Contains(this))
|
|
m_ScriptEngines.Remove(this);
|
|
}
|
|
}
|
|
|
|
public object DoBackup(object o)
|
|
{
|
|
Object[] p = (Object[])o;
|
|
int saveTime = (int)p[0];
|
|
|
|
if (saveTime > 0)
|
|
System.Threading.Thread.Sleep(saveTime);
|
|
|
|
// m_log.Debug("[XEngine] Backing up script states");
|
|
|
|
List<IScriptInstance> instances = new List<IScriptInstance>();
|
|
|
|
lock (m_Scripts)
|
|
{
|
|
foreach (IScriptInstance instance in m_Scripts.Values)
|
|
instances.Add(instance);
|
|
}
|
|
|
|
foreach (IScriptInstance i in instances)
|
|
{
|
|
string assembly = String.Empty;
|
|
|
|
lock (m_Scripts)
|
|
{
|
|
if (!m_Assemblies.ContainsKey(i.AssetID))
|
|
continue;
|
|
assembly = m_Assemblies[i.AssetID];
|
|
}
|
|
|
|
i.SaveState(assembly);
|
|
}
|
|
|
|
instances.Clear();
|
|
|
|
if (saveTime > 0)
|
|
m_ThreadPool.QueueWorkItem(new WorkItemCallback(this.DoBackup),
|
|
new Object[] { saveTime });
|
|
|
|
return 0;
|
|
}
|
|
|
|
public void SaveAllState()
|
|
{
|
|
foreach (IScriptInstance inst in m_Scripts.Values)
|
|
{
|
|
if (inst.EventTime() > m_EventLimit)
|
|
{
|
|
inst.Stop(100);
|
|
if (!m_KillTimedOutScripts)
|
|
inst.Start();
|
|
}
|
|
}
|
|
}
|
|
|
|
public object DoMaintenance(object p)
|
|
{
|
|
object[] parms = (object[])p;
|
|
int sleepTime = (int)parms[0];
|
|
|
|
SaveAllState();
|
|
|
|
System.Threading.Thread.Sleep(sleepTime);
|
|
|
|
m_ThreadPool.QueueWorkItem(new WorkItemCallback(this.DoMaintenance),
|
|
new Object[]{ sleepTime });
|
|
|
|
return 0;
|
|
}
|
|
|
|
public Type ReplaceableInterface
|
|
{
|
|
get { return null; }
|
|
}
|
|
|
|
public string Name
|
|
{
|
|
get { return "XEngine"; }
|
|
}
|
|
|
|
public void OnRezScript(uint localID, UUID itemID, string script, int startParam, bool postOnRez, string engine, int stateSource)
|
|
{
|
|
// m_log.DebugFormat(
|
|
// "[XEngine]: OnRezScript event triggered for script {0}, startParam {1}, postOnRez {2}, engine {3}, stateSource {4}, script\n{5}",
|
|
// itemID, startParam, postOnRez, engine, stateSource, script);
|
|
|
|
if (script.StartsWith("//MRM:"))
|
|
return;
|
|
|
|
List<IScriptModule> engines = new List<IScriptModule>(m_Scene.RequestModuleInterfaces<IScriptModule>());
|
|
|
|
List<string> names = new List<string>();
|
|
foreach (IScriptModule m in engines)
|
|
names.Add(m.ScriptEngineName);
|
|
|
|
int lineEnd = script.IndexOf('\n');
|
|
|
|
if (lineEnd > 1)
|
|
{
|
|
string firstline = script.Substring(0, lineEnd).Trim();
|
|
|
|
int colon = firstline.IndexOf(':');
|
|
if (firstline.Length > 2 && firstline.Substring(0, 2) == "//" && colon != -1)
|
|
{
|
|
string engineName = firstline.Substring(2, colon - 2);
|
|
|
|
if (names.Contains(engineName))
|
|
{
|
|
engine = engineName;
|
|
script = "//" + script.Substring(colon + 1);
|
|
}
|
|
else
|
|
{
|
|
if (engine == ScriptEngineName)
|
|
{
|
|
// If we are falling back on XEngine as the default engine, then only complain to the user
|
|
// if a script language has been explicitly set and it's one that we recognize or there are
|
|
// no non-whitespace characters after the colon.
|
|
//
|
|
// If the script is
|
|
// explicitly not allowed or the script is not in LSL then the user will be informed by a later compiler message.
|
|
//
|
|
// If the colon ends the line then we'll risk the false positive as this is more likely
|
|
// to signal a real scriptengine line where the user wants to use the default compile language.
|
|
//
|
|
// This avoids the overwhelming number of false positives where we're in this code because
|
|
// there's a colon in a comment in the first line of a script for entirely
|
|
// unrelated reasons (e.g. vim settings).
|
|
//
|
|
// TODO: A better fix would be to deprecate simple : detection and look for some less likely
|
|
// string to begin the comment (like #! in unix shell scripts).
|
|
bool warnRunningInXEngine = false;
|
|
string restOfFirstLine = firstline.Substring(colon + 1);
|
|
|
|
// FIXME: These are hardcoded because they are currently hardcoded in Compiler.cs
|
|
if (restOfFirstLine.StartsWith("c#")
|
|
|| restOfFirstLine.StartsWith("vb")
|
|
|| restOfFirstLine.StartsWith("lsl")
|
|
|| restOfFirstLine.StartsWith("js")
|
|
|| restOfFirstLine.StartsWith("yp")
|
|
|| restOfFirstLine.Length == 0)
|
|
warnRunningInXEngine = true;
|
|
|
|
if (warnRunningInXEngine)
|
|
{
|
|
SceneObjectPart part =
|
|
m_Scene.GetSceneObjectPart(
|
|
localID);
|
|
|
|
TaskInventoryItem item =
|
|
part.Inventory.GetInventoryItem(itemID);
|
|
|
|
ScenePresence presence =
|
|
m_Scene.GetScenePresence(
|
|
item.OwnerID);
|
|
|
|
if (presence != null)
|
|
{
|
|
presence.ControllingClient.SendAgentAlertMessage(
|
|
"Selected engine unavailable. "+
|
|
"Running script on "+
|
|
ScriptEngineName,
|
|
false);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (engine != ScriptEngineName)
|
|
return;
|
|
|
|
// If we've seen this exact script text before, use that reference instead
|
|
if (m_uniqueScripts.ContainsKey(script))
|
|
script = m_uniqueScripts[script];
|
|
else
|
|
m_uniqueScripts[script] = script;
|
|
|
|
Object[] parms = new Object[]{localID, itemID, script, startParam, postOnRez, (StateSource)stateSource};
|
|
|
|
if (stateSource == (int)StateSource.ScriptedRez)
|
|
{
|
|
lock (m_CompileDict)
|
|
{
|
|
m_CompileDict[itemID] = 0;
|
|
}
|
|
|
|
DoOnRezScript(parms);
|
|
}
|
|
else
|
|
{
|
|
m_CompileQueue.Enqueue(parms);
|
|
lock (m_CompileDict)
|
|
{
|
|
m_CompileDict[itemID] = 0;
|
|
}
|
|
|
|
// m_log.DebugFormat("[XEngine]: Added script {0} to compile queue", itemID);
|
|
|
|
if (m_CurrentCompile == null)
|
|
{
|
|
// NOTE: Although we use a lockless queue, the lock here
|
|
// is required. It ensures that there are never two
|
|
// compile threads running, which, due to a race
|
|
// conndition, might otherwise happen
|
|
//
|
|
lock (m_CompileQueue)
|
|
{
|
|
if (m_CurrentCompile == null)
|
|
m_CurrentCompile = m_ThreadPool.QueueWorkItem(DoOnRezScriptQueue, null);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
public Object DoOnRezScriptQueue(Object dummy)
|
|
{
|
|
if (m_InitialStartup)
|
|
{
|
|
// This delay exists to stop mono problems where script compilation and startup would stop the sim
|
|
// working properly for the session.
|
|
System.Threading.Thread.Sleep(15000);
|
|
}
|
|
|
|
object[] o;
|
|
|
|
int scriptsStarted = 0;
|
|
|
|
while (m_CompileQueue.Dequeue(out o))
|
|
{
|
|
if (DoOnRezScript(o))
|
|
{
|
|
scriptsStarted++;
|
|
|
|
if (m_InitialStartup)
|
|
if (scriptsStarted % 50 == 0)
|
|
m_log.InfoFormat(
|
|
"[XEngine]: Started {0} scripts in {1}", scriptsStarted, m_Scene.RegionInfo.RegionName);
|
|
}
|
|
}
|
|
|
|
if (m_InitialStartup)
|
|
m_log.InfoFormat(
|
|
"[XEngine]: Completed starting {0} scripts on {1}", scriptsStarted, m_Scene.RegionInfo.RegionName);
|
|
|
|
// NOTE: Despite having a lockless queue, this lock is required
|
|
// to make sure there is never no compile thread while there
|
|
// are still scripts to compile. This could otherwise happen
|
|
// due to a race condition
|
|
//
|
|
lock (m_CompileQueue)
|
|
m_CurrentCompile = null;
|
|
|
|
m_Scene.EventManager.TriggerEmptyScriptCompileQueue(m_ScriptFailCount,
|
|
m_ScriptErrorMessage);
|
|
|
|
m_ScriptFailCount = 0;
|
|
m_InitialStartup = false;
|
|
|
|
return null;
|
|
}
|
|
|
|
private bool DoOnRezScript(object[] parms)
|
|
{
|
|
Object[] p = parms;
|
|
uint localID = (uint)p[0];
|
|
UUID itemID = (UUID)p[1];
|
|
string script =(string)p[2];
|
|
int startParam = (int)p[3];
|
|
bool postOnRez = (bool)p[4];
|
|
StateSource stateSource = (StateSource)p[5];
|
|
|
|
// m_log.DebugFormat("[XEngine]: DoOnRezScript called for script {0}", itemID);
|
|
|
|
lock (m_CompileDict)
|
|
{
|
|
if (!m_CompileDict.ContainsKey(itemID))
|
|
return false;
|
|
m_CompileDict.Remove(itemID);
|
|
}
|
|
|
|
// Get the asset ID of the script, so we can check if we
|
|
// already have it.
|
|
|
|
// We must look for the part outside the m_Scripts lock because GetSceneObjectPart later triggers the
|
|
// m_parts lock on SOG. At the same time, a scene object that is being deleted will take the m_parts lock
|
|
// and then later on try to take the m_scripts lock in this class when it calls OnRemoveScript()
|
|
SceneObjectPart part = m_Scene.GetSceneObjectPart(localID);
|
|
if (part == null)
|
|
{
|
|
m_log.ErrorFormat("[Script]: SceneObjectPart with localID {0} unavailable. Script NOT started.", localID);
|
|
m_ScriptErrorMessage += "SceneObjectPart unavailable. Script NOT started.\n";
|
|
m_ScriptFailCount++;
|
|
return false;
|
|
}
|
|
|
|
TaskInventoryItem item = part.Inventory.GetInventoryItem(itemID);
|
|
if (item == null)
|
|
{
|
|
m_ScriptErrorMessage += "Can't find script inventory item.\n";
|
|
m_ScriptFailCount++;
|
|
return false;
|
|
}
|
|
|
|
UUID assetID = item.AssetID;
|
|
|
|
//m_log.DebugFormat("[XEngine] Compiling script {0} ({1} on object {2})",
|
|
// item.Name, itemID.ToString(), part.ParentGroup.RootPart.Name);
|
|
|
|
ScenePresence presence = m_Scene.GetScenePresence(item.OwnerID);
|
|
|
|
string assembly = "";
|
|
|
|
CultureInfo USCulture = new CultureInfo("en-US");
|
|
Thread.CurrentThread.CurrentCulture = USCulture;
|
|
|
|
Dictionary<KeyValuePair<int, int>, KeyValuePair<int, int>> linemap;
|
|
|
|
lock (m_ScriptErrors)
|
|
{
|
|
try
|
|
{
|
|
lock (m_AddingAssemblies)
|
|
{
|
|
m_Compiler.PerformScriptCompile(script, assetID.ToString(), item.OwnerID, out assembly, out linemap);
|
|
if (!m_AddingAssemblies.ContainsKey(assembly)) {
|
|
m_AddingAssemblies[assembly] = 1;
|
|
} else {
|
|
m_AddingAssemblies[assembly]++;
|
|
}
|
|
}
|
|
|
|
string[] warnings = m_Compiler.GetWarnings();
|
|
|
|
if (warnings != null && warnings.Length != 0)
|
|
{
|
|
foreach (string warning in warnings)
|
|
{
|
|
if (!m_ScriptErrors.ContainsKey(itemID))
|
|
m_ScriptErrors[itemID] = new ArrayList();
|
|
|
|
m_ScriptErrors[itemID].Add(warning);
|
|
// try
|
|
// {
|
|
// // DISPLAY WARNING INWORLD
|
|
// string text = "Warning:\n" + warning;
|
|
// if (text.Length > 1000)
|
|
// text = text.Substring(0, 1000);
|
|
// if (!ShowScriptSaveResponse(item.OwnerID,
|
|
// assetID, text, true))
|
|
// {
|
|
// if (presence != null && (!postOnRez))
|
|
// presence.ControllingClient.SendAgentAlertMessage("Script saved with warnings, check debug window!", false);
|
|
//
|
|
// World.SimChat(Utils.StringToBytes(text),
|
|
// ChatTypeEnum.DebugChannel, 2147483647,
|
|
// part.AbsolutePosition,
|
|
// part.Name, part.UUID, false);
|
|
// }
|
|
// }
|
|
// catch (Exception e2) // LEGIT: User Scripting
|
|
// {
|
|
// m_log.Error("[XEngine]: " +
|
|
// "Error displaying warning in-world: " +
|
|
// e2.ToString());
|
|
// m_log.Error("[XEngine]: " +
|
|
// "Warning:\r\n" +
|
|
// warning);
|
|
// }
|
|
}
|
|
}
|
|
}
|
|
catch (Exception e)
|
|
{
|
|
// m_log.ErrorFormat("[XEngine]: Exception when rezzing script {0}{1}", e.Message, e.StackTrace);
|
|
|
|
// try
|
|
// {
|
|
if (!m_ScriptErrors.ContainsKey(itemID))
|
|
m_ScriptErrors[itemID] = new ArrayList();
|
|
// DISPLAY ERROR INWORLD
|
|
// m_ScriptErrorMessage += "Failed to compile script in object: '" + part.ParentGroup.RootPart.Name + "' Script name: '" + item.Name + "' Error message: " + e.Message.ToString();
|
|
//
|
|
m_ScriptFailCount++;
|
|
m_ScriptErrors[itemID].Add(e.Message.ToString());
|
|
// string text = "Error compiling script '" + item.Name + "':\n" + e.Message.ToString();
|
|
// if (text.Length > 1000)
|
|
// text = text.Substring(0, 1000);
|
|
// if (!ShowScriptSaveResponse(item.OwnerID,
|
|
// assetID, text, false))
|
|
// {
|
|
// if (presence != null && (!postOnRez))
|
|
// presence.ControllingClient.SendAgentAlertMessage("Script saved with errors, check debug window!", false);
|
|
// World.SimChat(Utils.StringToBytes(text),
|
|
// ChatTypeEnum.DebugChannel, 2147483647,
|
|
// part.AbsolutePosition,
|
|
// part.Name, part.UUID, false);
|
|
// }
|
|
// }
|
|
// catch (Exception e2) // LEGIT: User Scripting
|
|
// {
|
|
// m_log.Error("[XEngine]: "+
|
|
// "Error displaying error in-world: " +
|
|
// e2.ToString());
|
|
// m_log.Error("[XEngine]: " +
|
|
// "Errormessage: Error compiling script:\r\n" +
|
|
// e.Message.ToString());
|
|
// }
|
|
|
|
return false;
|
|
}
|
|
}
|
|
|
|
ScriptInstance instance = null;
|
|
lock (m_Scripts)
|
|
{
|
|
// Create the object record
|
|
if ((!m_Scripts.ContainsKey(itemID)) ||
|
|
(m_Scripts[itemID].AssetID != assetID))
|
|
{
|
|
UUID appDomain = assetID;
|
|
|
|
if (part.ParentGroup.IsAttachment)
|
|
appDomain = part.ParentGroup.RootPart.UUID;
|
|
|
|
if (!m_AppDomains.ContainsKey(appDomain))
|
|
{
|
|
try
|
|
{
|
|
AppDomainSetup appSetup = new AppDomainSetup();
|
|
appSetup.PrivateBinPath = Path.Combine(
|
|
m_ScriptEnginesPath,
|
|
m_Scene.RegionInfo.RegionID.ToString());
|
|
|
|
Evidence baseEvidence = AppDomain.CurrentDomain.Evidence;
|
|
Evidence evidence = new Evidence(baseEvidence);
|
|
|
|
AppDomain sandbox;
|
|
if (m_AppDomainLoading)
|
|
{
|
|
sandbox = AppDomain.CreateDomain(
|
|
m_Scene.RegionInfo.RegionID.ToString(),
|
|
evidence, appSetup);
|
|
sandbox.AssemblyResolve +=
|
|
new ResolveEventHandler(
|
|
AssemblyResolver.OnAssemblyResolve);
|
|
}
|
|
else
|
|
{
|
|
sandbox = AppDomain.CurrentDomain;
|
|
}
|
|
|
|
//PolicyLevel sandboxPolicy = PolicyLevel.CreateAppDomainLevel();
|
|
//AllMembershipCondition sandboxMembershipCondition = new AllMembershipCondition();
|
|
//PermissionSet sandboxPermissionSet = sandboxPolicy.GetNamedPermissionSet("Internet");
|
|
//PolicyStatement sandboxPolicyStatement = new PolicyStatement(sandboxPermissionSet);
|
|
//CodeGroup sandboxCodeGroup = new UnionCodeGroup(sandboxMembershipCondition, sandboxPolicyStatement);
|
|
//sandboxPolicy.RootCodeGroup = sandboxCodeGroup;
|
|
//sandbox.SetAppDomainPolicy(sandboxPolicy);
|
|
|
|
m_AppDomains[appDomain] = sandbox;
|
|
|
|
m_DomainScripts[appDomain] = new List<UUID>();
|
|
}
|
|
catch (Exception e)
|
|
{
|
|
m_log.ErrorFormat("[XEngine] Exception creating app domain:\n {0}", e.ToString());
|
|
m_ScriptErrorMessage += "Exception creating app domain:\n";
|
|
m_ScriptFailCount++;
|
|
lock (m_AddingAssemblies)
|
|
{
|
|
m_AddingAssemblies[assembly]--;
|
|
}
|
|
return false;
|
|
}
|
|
}
|
|
m_DomainScripts[appDomain].Add(itemID);
|
|
|
|
instance = new ScriptInstance(this, part,
|
|
itemID, assetID, assembly,
|
|
m_AppDomains[appDomain],
|
|
part.ParentGroup.RootPart.Name,
|
|
item.Name, startParam, postOnRez,
|
|
stateSource, m_MaxScriptQueue);
|
|
|
|
// if (DebugLevel >= 1)
|
|
m_log.DebugFormat(
|
|
"[XEngine] Loaded script {0}.{1}, item UUID {2}, prim UUID {3} @ {4}.{5}",
|
|
part.ParentGroup.RootPart.Name, item.Name, itemID, part.UUID,
|
|
part.ParentGroup.RootPart.AbsolutePosition, part.ParentGroup.Scene.RegionInfo.RegionName);
|
|
|
|
if (presence != null)
|
|
{
|
|
ShowScriptSaveResponse(item.OwnerID,
|
|
assetID, "Compile successful", true);
|
|
}
|
|
|
|
instance.AppDomain = appDomain;
|
|
instance.LineMap = linemap;
|
|
|
|
m_Scripts[itemID] = instance;
|
|
}
|
|
}
|
|
|
|
lock (m_PrimObjects)
|
|
{
|
|
if (!m_PrimObjects.ContainsKey(localID))
|
|
m_PrimObjects[localID] = new List<UUID>();
|
|
|
|
if (!m_PrimObjects[localID].Contains(itemID))
|
|
m_PrimObjects[localID].Add(itemID);
|
|
}
|
|
|
|
if (!m_Assemblies.ContainsKey(assetID))
|
|
m_Assemblies[assetID] = assembly;
|
|
|
|
lock (m_AddingAssemblies)
|
|
{
|
|
m_AddingAssemblies[assembly]--;
|
|
}
|
|
|
|
if (instance != null)
|
|
instance.Init();
|
|
|
|
return true;
|
|
}
|
|
|
|
public void OnRemoveScript(uint localID, UUID itemID)
|
|
{
|
|
// If it's not yet been compiled, make sure we don't try
|
|
lock (m_CompileDict)
|
|
{
|
|
if (m_CompileDict.ContainsKey(itemID))
|
|
m_CompileDict.Remove(itemID);
|
|
}
|
|
|
|
IScriptInstance instance = null;
|
|
|
|
lock (m_Scripts)
|
|
{
|
|
// Do we even have it?
|
|
if (!m_Scripts.ContainsKey(itemID))
|
|
return;
|
|
|
|
instance = m_Scripts[itemID];
|
|
m_Scripts.Remove(itemID);
|
|
}
|
|
|
|
instance.ClearQueue();
|
|
|
|
// Give the script some time to finish processing its last event. Simply aborting the script thread can
|
|
// cause issues on mono 2.6, 2.10 and possibly later where locks are not released properly on abort.
|
|
instance.Stop(1000);
|
|
|
|
// bool objectRemoved = false;
|
|
|
|
lock (m_PrimObjects)
|
|
{
|
|
// Remove the script from it's prim
|
|
if (m_PrimObjects.ContainsKey(localID))
|
|
{
|
|
// Remove inventory item record
|
|
if (m_PrimObjects[localID].Contains(itemID))
|
|
m_PrimObjects[localID].Remove(itemID);
|
|
|
|
// If there are no more scripts, remove prim
|
|
if (m_PrimObjects[localID].Count == 0)
|
|
{
|
|
m_PrimObjects.Remove(localID);
|
|
// objectRemoved = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
instance.RemoveState();
|
|
instance.DestroyScriptInstance();
|
|
|
|
m_DomainScripts[instance.AppDomain].Remove(instance.ItemID);
|
|
if (m_DomainScripts[instance.AppDomain].Count == 0)
|
|
{
|
|
m_DomainScripts.Remove(instance.AppDomain);
|
|
UnloadAppDomain(instance.AppDomain);
|
|
}
|
|
|
|
ObjectRemoved handlerObjectRemoved = OnObjectRemoved;
|
|
if (handlerObjectRemoved != null)
|
|
handlerObjectRemoved(instance.ObjectID);
|
|
|
|
ScriptRemoved handlerScriptRemoved = OnScriptRemoved;
|
|
if (handlerScriptRemoved != null)
|
|
handlerScriptRemoved(itemID);
|
|
}
|
|
|
|
public void OnScriptReset(uint localID, UUID itemID)
|
|
{
|
|
ResetScript(itemID);
|
|
}
|
|
|
|
public void OnStartScript(uint localID, UUID itemID)
|
|
{
|
|
StartScript(itemID);
|
|
}
|
|
|
|
public void OnStopScript(uint localID, UUID itemID)
|
|
{
|
|
StopScript(itemID);
|
|
}
|
|
|
|
private void CleanAssemblies()
|
|
{
|
|
List<UUID> assetIDList = new List<UUID>(m_Assemblies.Keys);
|
|
|
|
foreach (IScriptInstance i in m_Scripts.Values)
|
|
{
|
|
if (assetIDList.Contains(i.AssetID))
|
|
assetIDList.Remove(i.AssetID);
|
|
}
|
|
|
|
lock (m_AddingAssemblies)
|
|
{
|
|
foreach (UUID assetID in assetIDList)
|
|
{
|
|
// Do not remove assembly files if another instance of the script
|
|
// is currently initialising
|
|
if (!m_AddingAssemblies.ContainsKey(m_Assemblies[assetID])
|
|
|| m_AddingAssemblies[m_Assemblies[assetID]] == 0)
|
|
{
|
|
// m_log.DebugFormat("[XEngine] Removing unreferenced assembly {0}", m_Assemblies[assetID]);
|
|
try
|
|
{
|
|
if (File.Exists(m_Assemblies[assetID]))
|
|
File.Delete(m_Assemblies[assetID]);
|
|
|
|
if (File.Exists(m_Assemblies[assetID]+".text"))
|
|
File.Delete(m_Assemblies[assetID]+".text");
|
|
|
|
if (File.Exists(m_Assemblies[assetID]+".mdb"))
|
|
File.Delete(m_Assemblies[assetID]+".mdb");
|
|
|
|
if (File.Exists(m_Assemblies[assetID]+".map"))
|
|
File.Delete(m_Assemblies[assetID]+".map");
|
|
}
|
|
catch (Exception)
|
|
{
|
|
}
|
|
m_Assemblies.Remove(assetID);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
private void UnloadAppDomain(UUID id)
|
|
{
|
|
if (m_AppDomains.ContainsKey(id))
|
|
{
|
|
AppDomain domain = m_AppDomains[id];
|
|
m_AppDomains.Remove(id);
|
|
|
|
if (domain != AppDomain.CurrentDomain)
|
|
AppDomain.Unload(domain);
|
|
domain = null;
|
|
// m_log.DebugFormat("[XEngine] Unloaded app domain {0}", id.ToString());
|
|
}
|
|
}
|
|
|
|
//
|
|
// Start processing
|
|
//
|
|
private void SetupEngine(int minThreads, int maxThreads,
|
|
int idleTimeout, ThreadPriority threadPriority,
|
|
int maxScriptQueue, int stackSize)
|
|
{
|
|
m_MaxScriptQueue = maxScriptQueue;
|
|
|
|
STPStartInfo startInfo = new STPStartInfo();
|
|
startInfo.IdleTimeout = idleTimeout*1000; // convert to seconds as stated in .ini
|
|
startInfo.MaxWorkerThreads = maxThreads;
|
|
startInfo.MinWorkerThreads = minThreads;
|
|
startInfo.ThreadPriority = threadPriority;;
|
|
startInfo.StackSize = stackSize;
|
|
startInfo.StartSuspended = true;
|
|
|
|
m_ThreadPool = new SmartThreadPool(startInfo);
|
|
}
|
|
|
|
//
|
|
// Used by script instances to queue event handler jobs
|
|
//
|
|
public IScriptWorkItem QueueEventHandler(object parms)
|
|
{
|
|
return new XWorkItem(m_ThreadPool.QueueWorkItem(
|
|
new WorkItemCallback(this.ProcessEventHandler),
|
|
parms));
|
|
}
|
|
|
|
/// <summary>
|
|
/// Process a previously posted script event.
|
|
/// </summary>
|
|
/// <param name="parms"></param>
|
|
/// <returns></returns>
|
|
private object ProcessEventHandler(object parms)
|
|
{
|
|
CultureInfo USCulture = new CultureInfo("en-US");
|
|
Thread.CurrentThread.CurrentCulture = USCulture;
|
|
|
|
IScriptInstance instance = (ScriptInstance) parms;
|
|
|
|
//m_log.DebugFormat("[XEngine]: Processing event for {0}", instance);
|
|
|
|
return instance.EventProcessor();
|
|
}
|
|
|
|
/// <summary>
|
|
/// Post event to an entire prim
|
|
/// </summary>
|
|
/// <param name="localID"></param>
|
|
/// <param name="p"></param>
|
|
/// <returns></returns>
|
|
public bool PostObjectEvent(uint localID, EventParams p)
|
|
{
|
|
bool result = false;
|
|
List<UUID> uuids = null;
|
|
|
|
lock (m_PrimObjects)
|
|
{
|
|
if (!m_PrimObjects.ContainsKey(localID))
|
|
return false;
|
|
|
|
uuids = m_PrimObjects[localID];
|
|
|
|
foreach (UUID itemID in uuids)
|
|
{
|
|
IScriptInstance instance = null;
|
|
try
|
|
{
|
|
if (m_Scripts.ContainsKey(itemID))
|
|
instance = m_Scripts[itemID];
|
|
}
|
|
catch { /* ignore race conditions */ }
|
|
|
|
if (instance != null)
|
|
{
|
|
instance.PostEvent(p);
|
|
result = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Post an event to a single script
|
|
/// </summary>
|
|
/// <param name="itemID"></param>
|
|
/// <param name="p"></param>
|
|
/// <returns></returns>
|
|
public bool PostScriptEvent(UUID itemID, EventParams p)
|
|
{
|
|
if (m_Scripts.ContainsKey(itemID))
|
|
{
|
|
IScriptInstance instance = m_Scripts[itemID];
|
|
if (instance != null)
|
|
instance.PostEvent(p);
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
public bool PostScriptEvent(UUID itemID, string name, Object[] p)
|
|
{
|
|
Object[] lsl_p = new Object[p.Length];
|
|
for (int i = 0; i < p.Length ; i++)
|
|
{
|
|
if (p[i] is int)
|
|
lsl_p[i] = new LSL_Types.LSLInteger((int)p[i]);
|
|
else if (p[i] is string)
|
|
lsl_p[i] = new LSL_Types.LSLString((string)p[i]);
|
|
else if (p[i] is Vector3)
|
|
lsl_p[i] = new LSL_Types.Vector3(((Vector3)p[i]).X, ((Vector3)p[i]).Y, ((Vector3)p[i]).Z);
|
|
else if (p[i] is Quaternion)
|
|
lsl_p[i] = new LSL_Types.Quaternion(((Quaternion)p[i]).X, ((Quaternion)p[i]).Y, ((Quaternion)p[i]).Z, ((Quaternion)p[i]).W);
|
|
else if (p[i] is float)
|
|
lsl_p[i] = new LSL_Types.LSLFloat((float)p[i]);
|
|
else
|
|
lsl_p[i] = p[i];
|
|
}
|
|
|
|
return PostScriptEvent(itemID, new EventParams(name, lsl_p, new DetectParams[0]));
|
|
}
|
|
|
|
public bool PostObjectEvent(UUID itemID, string name, Object[] p)
|
|
{
|
|
SceneObjectPart part = m_Scene.GetSceneObjectPart(itemID);
|
|
if (part == null)
|
|
return false;
|
|
|
|
Object[] lsl_p = new Object[p.Length];
|
|
for (int i = 0; i < p.Length ; i++)
|
|
{
|
|
if (p[i] is int)
|
|
lsl_p[i] = new LSL_Types.LSLInteger((int)p[i]);
|
|
else if (p[i] is string)
|
|
lsl_p[i] = new LSL_Types.LSLString((string)p[i]);
|
|
else if (p[i] is Vector3)
|
|
lsl_p[i] = new LSL_Types.Vector3(((Vector3)p[i]).X, ((Vector3)p[i]).Y, ((Vector3)p[i]).Z);
|
|
else if (p[i] is Quaternion)
|
|
lsl_p[i] = new LSL_Types.Quaternion(((Quaternion)p[i]).X, ((Quaternion)p[i]).Y, ((Quaternion)p[i]).Z, ((Quaternion)p[i]).W);
|
|
else if (p[i] is float)
|
|
lsl_p[i] = new LSL_Types.LSLFloat((float)p[i]);
|
|
else
|
|
lsl_p[i] = p[i];
|
|
}
|
|
|
|
return PostObjectEvent(part.LocalId, new EventParams(name, lsl_p, new DetectParams[0]));
|
|
}
|
|
|
|
public Assembly OnAssemblyResolve(object sender,
|
|
ResolveEventArgs args)
|
|
{
|
|
if (!(sender is System.AppDomain))
|
|
return null;
|
|
|
|
string[] pathList = new string[] {"bin", m_ScriptEnginesPath,
|
|
Path.Combine(m_ScriptEnginesPath,
|
|
m_Scene.RegionInfo.RegionID.ToString())};
|
|
|
|
string assemblyName = args.Name;
|
|
if (assemblyName.IndexOf(",") != -1)
|
|
assemblyName = args.Name.Substring(0, args.Name.IndexOf(","));
|
|
|
|
foreach (string s in pathList)
|
|
{
|
|
string path = Path.Combine(Directory.GetCurrentDirectory(),
|
|
Path.Combine(s, assemblyName))+".dll";
|
|
|
|
// Console.WriteLine("[XEngine]: Trying to resolve {0}", path);
|
|
|
|
if (File.Exists(path))
|
|
return Assembly.LoadFrom(path);
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
private IScriptInstance GetInstance(UUID itemID)
|
|
{
|
|
IScriptInstance instance;
|
|
lock (m_Scripts)
|
|
{
|
|
if (!m_Scripts.ContainsKey(itemID))
|
|
return null;
|
|
instance = m_Scripts[itemID];
|
|
}
|
|
return instance;
|
|
}
|
|
|
|
public void SetScriptState(UUID itemID, bool running)
|
|
{
|
|
IScriptInstance instance = GetInstance(itemID);
|
|
if (instance != null)
|
|
{
|
|
if (running)
|
|
instance.Start();
|
|
else
|
|
instance.Stop(100);
|
|
}
|
|
}
|
|
|
|
public void SetRunEnable(UUID instanceID, bool enable)
|
|
{
|
|
IScriptInstance instance = GetInstance(instanceID);
|
|
if (instance != null)
|
|
instance.Run = enable;
|
|
}
|
|
|
|
public bool GetScriptState(UUID itemID)
|
|
{
|
|
IScriptInstance instance = GetInstance(itemID);
|
|
if (instance != null)
|
|
return instance.Running;
|
|
return false;
|
|
}
|
|
|
|
public void ApiResetScript(UUID itemID)
|
|
{
|
|
IScriptInstance instance = GetInstance(itemID);
|
|
if (instance != null)
|
|
instance.ApiResetScript();
|
|
}
|
|
|
|
public void ResetScript(UUID itemID)
|
|
{
|
|
IScriptInstance instance = GetInstance(itemID);
|
|
if (instance != null)
|
|
instance.ResetScript();
|
|
}
|
|
|
|
public void StartScript(UUID itemID)
|
|
{
|
|
IScriptInstance instance = GetInstance(itemID);
|
|
if (instance != null)
|
|
instance.Start();
|
|
}
|
|
|
|
public void StopScript(UUID itemID)
|
|
{
|
|
IScriptInstance instance = GetInstance(itemID);
|
|
if (instance != null)
|
|
instance.Stop(0);
|
|
}
|
|
|
|
public DetectParams GetDetectParams(UUID itemID, int idx)
|
|
{
|
|
IScriptInstance instance = GetInstance(itemID);
|
|
if (instance != null)
|
|
return instance.GetDetectParams(idx);
|
|
return null;
|
|
}
|
|
|
|
public void SetMinEventDelay(UUID itemID, double delay)
|
|
{
|
|
IScriptInstance instance = GetInstance(itemID);
|
|
if (instance != null)
|
|
instance.MinEventDelay = delay;
|
|
}
|
|
|
|
public UUID GetDetectID(UUID itemID, int idx)
|
|
{
|
|
IScriptInstance instance = GetInstance(itemID);
|
|
if (instance != null)
|
|
return instance.GetDetectID(idx);
|
|
return UUID.Zero;
|
|
}
|
|
|
|
public void SetState(UUID itemID, string newState)
|
|
{
|
|
IScriptInstance instance = GetInstance(itemID);
|
|
if (instance == null)
|
|
return;
|
|
instance.SetState(newState);
|
|
}
|
|
|
|
public int GetStartParameter(UUID itemID)
|
|
{
|
|
IScriptInstance instance = GetInstance(itemID);
|
|
if (instance == null)
|
|
return 0;
|
|
return instance.StartParam;
|
|
}
|
|
|
|
public void OnShutdown()
|
|
{
|
|
m_SimulatorShuttingDown = true;
|
|
|
|
List<IScriptInstance> instances = new List<IScriptInstance>();
|
|
|
|
lock (m_Scripts)
|
|
{
|
|
foreach (IScriptInstance instance in m_Scripts.Values)
|
|
instances.Add(instance);
|
|
}
|
|
|
|
foreach (IScriptInstance i in instances)
|
|
{
|
|
// Stop the script, even forcibly if needed. Then flag
|
|
// it as shutting down and restore the previous run state
|
|
// for serialization, so the scripts don't come back
|
|
// dead after region restart
|
|
//
|
|
bool prevRunning = i.Running;
|
|
i.Stop(50);
|
|
i.ShuttingDown = true;
|
|
i.Running = prevRunning;
|
|
}
|
|
|
|
DoBackup(new Object[] {0});
|
|
}
|
|
|
|
public IScriptApi GetApi(UUID itemID, string name)
|
|
{
|
|
IScriptInstance instance = GetInstance(itemID);
|
|
if (instance == null)
|
|
return null;
|
|
return instance.GetApi(name);
|
|
}
|
|
|
|
public void OnGetScriptRunning(IClientAPI controllingClient, UUID objectID, UUID itemID)
|
|
{
|
|
IScriptInstance instance = GetInstance(itemID);
|
|
if (instance == null)
|
|
return;
|
|
IEventQueue eq = World.RequestModuleInterface<IEventQueue>();
|
|
if (eq == null)
|
|
{
|
|
controllingClient.SendScriptRunningReply(objectID, itemID,
|
|
GetScriptState(itemID));
|
|
}
|
|
else
|
|
{
|
|
eq.Enqueue(eq.ScriptRunningEvent(objectID, itemID, GetScriptState(itemID), true),
|
|
controllingClient.AgentId);
|
|
}
|
|
}
|
|
|
|
public string GetXMLState(UUID itemID)
|
|
{
|
|
// m_log.DebugFormat("[XEngine]: Getting XML state for {0}", itemID);
|
|
|
|
IScriptInstance instance = GetInstance(itemID);
|
|
if (instance == null)
|
|
{
|
|
// m_log.DebugFormat("[XEngine]: Found no script for {0}, returning empty string", itemID);
|
|
return "";
|
|
}
|
|
|
|
string xml = instance.GetXMLState();
|
|
|
|
XmlDocument sdoc = new XmlDocument();
|
|
bool loadedState = true;
|
|
try
|
|
{
|
|
sdoc.LoadXml(xml);
|
|
}
|
|
catch (System.Xml.XmlException)
|
|
{
|
|
loadedState = false;
|
|
}
|
|
|
|
XmlNodeList rootL = null;
|
|
XmlNode rootNode = null;
|
|
if (loadedState)
|
|
{
|
|
rootL = sdoc.GetElementsByTagName("ScriptState");
|
|
rootNode = rootL[0];
|
|
}
|
|
|
|
// Create <State UUID="xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx">
|
|
XmlDocument doc = new XmlDocument();
|
|
XmlElement stateData = doc.CreateElement("", "State", "");
|
|
XmlAttribute stateID = doc.CreateAttribute("", "UUID", "");
|
|
stateID.Value = itemID.ToString();
|
|
stateData.Attributes.Append(stateID);
|
|
XmlAttribute assetID = doc.CreateAttribute("", "Asset", "");
|
|
assetID.Value = instance.AssetID.ToString();
|
|
stateData.Attributes.Append(assetID);
|
|
XmlAttribute engineName = doc.CreateAttribute("", "Engine", "");
|
|
engineName.Value = ScriptEngineName;
|
|
stateData.Attributes.Append(engineName);
|
|
doc.AppendChild(stateData);
|
|
|
|
XmlNode xmlstate = null;
|
|
|
|
// Add <ScriptState>...</ScriptState>
|
|
if (loadedState)
|
|
{
|
|
xmlstate = doc.ImportNode(rootNode, true);
|
|
}
|
|
else
|
|
{
|
|
xmlstate = doc.CreateElement("", "ScriptState", "");
|
|
}
|
|
|
|
stateData.AppendChild(xmlstate);
|
|
|
|
string assemName = instance.GetAssemblyName();
|
|
|
|
string fn = Path.GetFileName(assemName);
|
|
|
|
string assem = String.Empty;
|
|
|
|
if (File.Exists(assemName + ".text"))
|
|
{
|
|
FileInfo tfi = new FileInfo(assemName + ".text");
|
|
|
|
if (tfi != null)
|
|
{
|
|
Byte[] tdata = new Byte[tfi.Length];
|
|
|
|
try
|
|
{
|
|
using (FileStream tfs = File.Open(assemName + ".text",
|
|
FileMode.Open, FileAccess.Read))
|
|
{
|
|
tfs.Read(tdata, 0, tdata.Length);
|
|
}
|
|
|
|
assem = new System.Text.ASCIIEncoding().GetString(tdata);
|
|
}
|
|
catch (Exception e)
|
|
{
|
|
m_log.ErrorFormat(
|
|
"[XEngine]: Unable to open script textfile {0}{1}, reason: {2}",
|
|
assemName, ".text", e.Message);
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
FileInfo fi = new FileInfo(assemName);
|
|
|
|
if (fi != null)
|
|
{
|
|
Byte[] data = new Byte[fi.Length];
|
|
|
|
try
|
|
{
|
|
using (FileStream fs = File.Open(assemName, FileMode.Open, FileAccess.Read))
|
|
{
|
|
fs.Read(data, 0, data.Length);
|
|
}
|
|
|
|
assem = System.Convert.ToBase64String(data);
|
|
}
|
|
catch (Exception e)
|
|
{
|
|
m_log.ErrorFormat(
|
|
"[XEngine]: Unable to open script assembly {0}, reason: {1}", assemName, e.Message);
|
|
}
|
|
}
|
|
}
|
|
|
|
string map = String.Empty;
|
|
|
|
if (File.Exists(fn + ".map"))
|
|
{
|
|
using (FileStream mfs = File.Open(fn + ".map", FileMode.Open, FileAccess.Read))
|
|
{
|
|
using (StreamReader msr = new StreamReader(mfs))
|
|
{
|
|
map = msr.ReadToEnd();
|
|
}
|
|
}
|
|
}
|
|
|
|
XmlElement assemblyData = doc.CreateElement("", "Assembly", "");
|
|
XmlAttribute assemblyName = doc.CreateAttribute("", "Filename", "");
|
|
|
|
assemblyName.Value = fn;
|
|
assemblyData.Attributes.Append(assemblyName);
|
|
|
|
assemblyData.InnerText = assem;
|
|
|
|
stateData.AppendChild(assemblyData);
|
|
|
|
XmlElement mapData = doc.CreateElement("", "LineMap", "");
|
|
XmlAttribute mapName = doc.CreateAttribute("", "Filename", "");
|
|
|
|
mapName.Value = fn + ".map";
|
|
mapData.Attributes.Append(mapName);
|
|
|
|
mapData.InnerText = map;
|
|
|
|
stateData.AppendChild(mapData);
|
|
|
|
// m_log.DebugFormat("[XEngine]: Got XML state for {0}", itemID);
|
|
|
|
return doc.InnerXml;
|
|
}
|
|
|
|
private bool ShowScriptSaveResponse(UUID ownerID, UUID assetID, string text, bool compiled)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
public bool SetXMLState(UUID itemID, string xml)
|
|
{
|
|
// m_log.DebugFormat("[XEngine]: Writing state for script item with ID {0}", itemID);
|
|
|
|
if (xml == String.Empty)
|
|
return false;
|
|
|
|
XmlDocument doc = new XmlDocument();
|
|
|
|
try
|
|
{
|
|
doc.LoadXml(xml);
|
|
}
|
|
catch (Exception)
|
|
{
|
|
m_log.Error("[XEngine]: Exception decoding XML data from region transfer");
|
|
return false;
|
|
}
|
|
|
|
XmlNodeList rootL = doc.GetElementsByTagName("State");
|
|
if (rootL.Count < 1)
|
|
return false;
|
|
|
|
XmlElement rootE = (XmlElement)rootL[0];
|
|
|
|
if (rootE.GetAttribute("Engine") != ScriptEngineName)
|
|
return false;
|
|
|
|
// On rez from inventory, that ID will have changed. It was only
|
|
// advisory anyway. So we don't check it anymore.
|
|
//
|
|
// if (rootE.GetAttribute("UUID") != itemID.ToString())
|
|
// return;
|
|
|
|
XmlNodeList stateL = rootE.GetElementsByTagName("ScriptState");
|
|
|
|
if (stateL.Count != 1)
|
|
return false;
|
|
|
|
XmlElement stateE = (XmlElement)stateL[0];
|
|
|
|
if (World.m_trustBinaries)
|
|
{
|
|
XmlNodeList assemL = rootE.GetElementsByTagName("Assembly");
|
|
|
|
if (assemL.Count != 1)
|
|
return false;
|
|
|
|
XmlElement assemE = (XmlElement)assemL[0];
|
|
|
|
string fn = assemE.GetAttribute("Filename");
|
|
string base64 = assemE.InnerText;
|
|
|
|
string path = Path.Combine(m_ScriptEnginesPath, World.RegionInfo.RegionID.ToString());
|
|
path = Path.Combine(path, fn);
|
|
|
|
if (!File.Exists(path))
|
|
{
|
|
Byte[] filedata = Convert.FromBase64String(base64);
|
|
|
|
try
|
|
{
|
|
using (FileStream fs = File.Create(path))
|
|
{
|
|
// m_log.DebugFormat("[XEngine]: Writing assembly file {0}", path);
|
|
|
|
fs.Write(filedata, 0, filedata.Length);
|
|
}
|
|
}
|
|
catch (IOException ex)
|
|
{
|
|
// if there already exists a file at that location, it may be locked.
|
|
m_log.ErrorFormat("[XEngine]: Error whilst writing assembly file {0}, {1}", path, ex.Message);
|
|
}
|
|
|
|
string textpath = path + ".text";
|
|
try
|
|
{
|
|
using (FileStream fs = File.Create(textpath))
|
|
{
|
|
using (StreamWriter sw = new StreamWriter(fs))
|
|
{
|
|
// m_log.DebugFormat("[XEngine]: Writing .text file {0}", textpath);
|
|
|
|
sw.Write(base64);
|
|
}
|
|
}
|
|
}
|
|
catch (IOException ex)
|
|
{
|
|
// if there already exists a file at that location, it may be locked.
|
|
m_log.ErrorFormat("[XEngine]: Error whilst writing .text file {0}, {1}", textpath, ex.Message);
|
|
}
|
|
}
|
|
|
|
XmlNodeList mapL = rootE.GetElementsByTagName("LineMap");
|
|
if (mapL.Count > 0)
|
|
{
|
|
XmlElement mapE = (XmlElement)mapL[0];
|
|
|
|
string mappath = Path.Combine(m_ScriptEnginesPath, World.RegionInfo.RegionID.ToString());
|
|
mappath = Path.Combine(mappath, mapE.GetAttribute("Filename"));
|
|
|
|
try
|
|
{
|
|
using (FileStream mfs = File.Create(mappath))
|
|
{
|
|
using (StreamWriter msw = new StreamWriter(mfs))
|
|
{
|
|
// m_log.DebugFormat("[XEngine]: Writing linemap file {0}", mappath);
|
|
|
|
msw.Write(mapE.InnerText);
|
|
}
|
|
}
|
|
}
|
|
catch (IOException ex)
|
|
{
|
|
// if there already exists a file at that location, it may be locked.
|
|
m_log.ErrorFormat("[XEngine]: Linemap file {0} already exists! {1}", mappath, ex.Message);
|
|
}
|
|
}
|
|
}
|
|
|
|
string statepath = Path.Combine(m_ScriptEnginesPath, World.RegionInfo.RegionID.ToString());
|
|
statepath = Path.Combine(statepath, itemID.ToString() + ".state");
|
|
|
|
try
|
|
{
|
|
using (FileStream sfs = File.Create(statepath))
|
|
{
|
|
using (StreamWriter ssw = new StreamWriter(sfs))
|
|
{
|
|
// m_log.DebugFormat("[XEngine]: Writing state file {0}", statepath);
|
|
|
|
ssw.Write(stateE.OuterXml);
|
|
}
|
|
}
|
|
}
|
|
catch (IOException ex)
|
|
{
|
|
// if there already exists a file at that location, it may be locked.
|
|
m_log.ErrorFormat("[XEngine]: Error whilst writing state file {0}, {1}", statepath, ex.Message);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
public ArrayList GetScriptErrors(UUID itemID)
|
|
{
|
|
System.Threading.Thread.Sleep(1000);
|
|
|
|
lock (m_ScriptErrors)
|
|
{
|
|
if (m_ScriptErrors.ContainsKey(itemID))
|
|
{
|
|
ArrayList ret = m_ScriptErrors[itemID];
|
|
m_ScriptErrors.Remove(itemID);
|
|
return ret;
|
|
}
|
|
return new ArrayList();
|
|
}
|
|
}
|
|
|
|
public Dictionary<uint, float> GetObjectScriptsExecutionTimes()
|
|
{
|
|
long tickNow = Util.EnvironmentTickCount();
|
|
Dictionary<uint, float> topScripts = new Dictionary<uint, float>();
|
|
|
|
lock (m_Scripts)
|
|
{
|
|
foreach (IScriptInstance si in m_Scripts.Values)
|
|
{
|
|
if (!topScripts.ContainsKey(si.LocalID))
|
|
topScripts[si.RootLocalID] = 0;
|
|
|
|
topScripts[si.RootLocalID] += CalculateAdjustedExectionTime(si, tickNow);
|
|
}
|
|
}
|
|
|
|
return topScripts;
|
|
}
|
|
|
|
public float GetScriptExecutionTime(List<UUID> itemIDs)
|
|
{
|
|
if (itemIDs == null|| itemIDs.Count == 0)
|
|
{
|
|
return 0.0f;
|
|
}
|
|
float time = 0.0f;
|
|
long tickNow = Util.EnvironmentTickCount();
|
|
IScriptInstance si;
|
|
// Calculate the time for all scripts that this engine is executing
|
|
// Ignore any others
|
|
foreach (UUID id in itemIDs)
|
|
{
|
|
si = GetInstance(id);
|
|
if (si != null && si.Running)
|
|
{
|
|
time += CalculateAdjustedExectionTime(si, tickNow);
|
|
}
|
|
}
|
|
return time;
|
|
}
|
|
|
|
private float CalculateAdjustedExectionTime(IScriptInstance si, long tickNow)
|
|
{
|
|
long ticksElapsed = tickNow - si.MeasurementPeriodTickStart;
|
|
|
|
// Avoid divide by zero
|
|
if (ticksElapsed == 0)
|
|
ticksElapsed = 1;
|
|
|
|
// Scale execution time to the ideal 55 fps frame time for these reasons.
|
|
//
|
|
// 1) XEngine does not execute scripts per frame, unlike other script engines. Hence, there is no
|
|
// 'script execution time per frame', which is the original purpose of this value.
|
|
//
|
|
// 2) Giving the raw execution times is misleading since scripts start at different times, making
|
|
// it impossible to compare scripts.
|
|
//
|
|
// 3) Scaling the raw execution time to the time that the script has been running is better but
|
|
// is still misleading since a script that has just been rezzed may appear to have been running
|
|
// for much longer.
|
|
//
|
|
// 4) Hence, we scale execution time to an idealised frame time (55 fps). This is also not perfect
|
|
// since the figure does not represent actual execution time and very hard running scripts will
|
|
// never exceed 18ms (though this is a very high number for script execution so is a warning sign).
|
|
return ((float)si.MeasurementPeriodExecutionTime / ticksElapsed) * 18.1818f;
|
|
}
|
|
|
|
public void SuspendScript(UUID itemID)
|
|
{
|
|
// m_log.DebugFormat("[XEngine]: Received request to suspend script with ID {0}", itemID);
|
|
|
|
IScriptInstance instance = GetInstance(itemID);
|
|
if (instance != null)
|
|
instance.Suspend();
|
|
// else
|
|
// m_log.DebugFormat("[XEngine]: Could not find script with ID {0} to resume", itemID);
|
|
}
|
|
|
|
public void ResumeScript(UUID itemID)
|
|
{
|
|
// m_log.DebugFormat("[XEngine]: Received request to resume script with ID {0}", itemID);
|
|
|
|
IScriptInstance instance = GetInstance(itemID);
|
|
if (instance != null)
|
|
instance.Resume();
|
|
// else
|
|
// m_log.DebugFormat("[XEngine]: Could not find script with ID {0} to resume", itemID);
|
|
}
|
|
}
|
|
}
|