1018 lines
35 KiB
C#
1018 lines
35 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 OpenSim 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.IO;
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using System.Threading;
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using System.Collections;
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using System.Collections.Generic;
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using System.Security;
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using System.Security.Policy;
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using System.Reflection;
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using System.Globalization;
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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.Region.Interfaces;
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using OpenSim.Region.Environment;
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using OpenSim.Region.Environment.Scenes;
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using OpenSim.Region.Environment.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.Interfaces;
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namespace OpenSim.Region.ScriptEngine.XEngine
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{
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public class XEngine : IRegionModule, 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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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;
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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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// 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 int m_EventLimit;
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private bool m_KillTimedOutScripts;
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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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// 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 Queue m_CompileQueue = new Queue(100);
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IWorkItemResult m_CurrentCompile = null;
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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 ILog Log
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{
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get { return m_log; }
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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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// 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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//
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// IRegionModule functions
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//
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public void Initialise(Scene scene, IConfigSource configSource)
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{
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m_ScriptConfig = configSource.Configs["XEngine"];
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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_log.InfoFormat("[XEngine] Initializing scripts in region {0}",
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scene.RegionInfo.RegionName);
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m_Scene = scene;
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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_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_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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}
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public void PostInitialise()
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{
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if (!m_Enabled)
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return;
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m_EventManager = new EventManager(this);
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m_Compiler = new Compiler(this);
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m_Scene.EventManager.OnRemoveScript += OnRemoveScript;
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m_Scene.EventManager.OnScriptReset += OnScriptReset;
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m_Scene.EventManager.OnStartScript += OnStartScript;
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m_Scene.EventManager.OnStopScript += OnStopScript;
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m_Scene.EventManager.OnGetScriptRunning += OnGetScriptRunning;
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m_Scene.EventManager.OnShutdown += OnShutdown;
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if (m_SleepTime > 0)
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{
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m_ThreadPool.QueueWorkItem(new WorkItemCallback(this.DoMaintenance),
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new Object[]{ m_SleepTime });
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}
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if (m_SaveTime > 0)
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{
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m_ThreadPool.QueueWorkItem(new WorkItemCallback(this.DoBackup),
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new Object[] { m_SaveTime });
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}
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m_ThreadPool.Start();
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}
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public void Close()
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{
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lock (m_ScriptEngines)
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{
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if (m_ScriptEngines.Contains(this))
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m_ScriptEngines.Remove(this);
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}
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}
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public object DoBackup(object o)
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{
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Object[] p = (Object[])o;
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int saveTime = (int)p[0];
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if (saveTime > 0)
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System.Threading.Thread.Sleep(saveTime);
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// m_log.Debug("[XEngine] Backing up script states");
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List<IScriptInstance> instances = new List<IScriptInstance>();
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lock (m_Scripts)
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{
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foreach (IScriptInstance instance in m_Scripts.Values)
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instances.Add(instance);
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}
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foreach (IScriptInstance i in instances)
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{
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string assembly = String.Empty;
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lock (m_Scripts)
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{
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if (!m_Assemblies.ContainsKey(i.AssetID))
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continue;
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assembly = m_Assemblies[i.AssetID];
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}
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i.SaveState(assembly);
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}
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instances.Clear();
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if (saveTime > 0)
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m_ThreadPool.QueueWorkItem(new WorkItemCallback(this.DoBackup),
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new Object[] { saveTime });
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return 0;
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}
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public object DoMaintenance(object p)
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{
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object[] parms = (object[])p;
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int sleepTime = (int)parms[0];
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foreach (IScriptInstance inst in m_Scripts.Values)
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{
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if (inst.EventTime() > m_EventLimit)
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{
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inst.Stop(100);
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if (!m_KillTimedOutScripts)
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inst.Start();
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}
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}
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System.Threading.Thread.Sleep(sleepTime);
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m_ThreadPool.QueueWorkItem(new WorkItemCallback(this.DoMaintenance),
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new Object[]{ sleepTime });
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return 0;
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}
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public string Name
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{
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get { return "XEngine"; }
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}
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public bool IsSharedModule
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{
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get { return false; }
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}
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public void OnRezScript(uint localID, UUID itemID, string script, int startParam, bool postOnRez, string engine, int stateSource)
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{
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List<IScriptModule> engines = new List<IScriptModule>(m_Scene.RequestModuleInterfaces<IScriptModule>());
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List<string> names = new List<string>();
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foreach (IScriptModule m in engines)
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names.Add(m.ScriptEngineName);
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int lineEnd = script.IndexOf('\n');
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if (lineEnd > 1)
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{
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string firstline = script.Substring(0, lineEnd).Trim();
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int colon = firstline.IndexOf(':');
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if (firstline.Length > 2 && firstline.Substring(0, 2) == "//" && colon != -1)
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{
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string engineName = firstline.Substring(2, colon-2);
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if (names.Contains(engineName))
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{
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engine = engineName;
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script = "//" + script.Substring(script.IndexOf(':')+1);
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}
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else
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{
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if (engine == ScriptEngineName)
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{
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SceneObjectPart part =
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m_Scene.GetSceneObjectPart(
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localID);
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TaskInventoryItem item =
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part.Inventory.GetInventoryItem(itemID);
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ScenePresence presence =
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m_Scene.GetScenePresence(
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item.OwnerID);
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if (presence != null)
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{
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presence.ControllingClient.SendAgentAlertMessage(
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"Selected engine unavailable. "+
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"Running script on "+
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ScriptEngineName,
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false);
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}
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}
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}
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}
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}
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if (engine != ScriptEngineName)
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return;
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Object[] parms = new Object[]{localID, itemID, script, startParam, postOnRez, (StateSource)stateSource};
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if (stateSource == (int)StateSource.ScriptedRez)
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{
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DoOnRezScript(parms);
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}
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else
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{
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lock (m_CompileQueue)
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{
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m_CompileQueue.Enqueue(parms);
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if (m_CurrentCompile == null)
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{
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m_CurrentCompile = m_ThreadPool.QueueWorkItem(
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new WorkItemCallback(this.DoOnRezScriptQueue),
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new Object[0]);
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}
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}
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}
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}
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public Object DoOnRezScriptQueue(Object dummy)
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{
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if (m_InitialStartup)
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{
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m_InitialStartup = false;
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System.Threading.Thread.Sleep(15000);
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}
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Object o;
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lock (m_CompileQueue)
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{
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o = m_CompileQueue.Dequeue();
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if (o == null)
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{
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m_CurrentCompile = null;
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return null;
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}
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}
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DoOnRezScript(o);
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lock (m_CompileQueue)
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{
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if (m_CompileQueue.Count > 0)
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{
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m_CurrentCompile = m_ThreadPool.QueueWorkItem(
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new WorkItemCallback(this.DoOnRezScriptQueue),
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new Object[0]);
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}
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else
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{
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m_CurrentCompile = null;
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}
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}
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return null;
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}
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private bool DoOnRezScript(object parm)
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{
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Object[] p = (Object[])parm;
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uint localID = (uint)p[0];
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UUID itemID = (UUID)p[1];
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string script =(string)p[2];
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int startParam = (int)p[3];
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bool postOnRez = (bool)p[4];
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StateSource stateSource = (StateSource)p[5];
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// Get the asset ID of the script, so we can check if we
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// already have it.
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// We must look for the part outside the m_Scripts lock because GetSceneObjectPart later triggers the
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// m_parts lock on SOG. At the same time, a scene object that is being deleted will take the m_parts lock
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// and then later on try to take the m_scripts lock in this class when it calls OnRemoveScript()
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SceneObjectPart part = m_Scene.GetSceneObjectPart(localID);
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if (part == null)
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{
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Log.Error("[Script] SceneObjectPart unavailable. Script NOT started.");
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return false;
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}
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TaskInventoryItem item = part.Inventory.GetInventoryItem(itemID);
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if (item == null)
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return false;
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UUID assetID = item.AssetID;
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// m_log.DebugFormat("[XEngine] Compiling script {0} ({1})",
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// item.Name, itemID.ToString());
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ScenePresence presence = m_Scene.GetScenePresence(item.OwnerID);
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string assembly = "";
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CultureInfo USCulture = new CultureInfo("en-US");
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Thread.CurrentThread.CurrentCulture = USCulture;
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try
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{
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assembly = m_Compiler.PerformScriptCompile(script,
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assetID.ToString());
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}
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catch (Exception e)
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{
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if (presence != null && (!postOnRez))
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presence.ControllingClient.SendAgentAlertMessage("Script saved with errors, check debug window!", false);
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try
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{
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// DISPLAY ERROR INWORLD
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string text = "Error compiling script:\n" + e.Message.ToString();
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if (text.Length > 1000)
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text = text.Substring(0, 1000);
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World.SimChat(Utils.StringToBytes(text),
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ChatTypeEnum.DebugChannel, 2147483647,
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part.AbsolutePosition,
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part.Name, part.UUID, false);
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}
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catch (Exception e2) // LEGIT: User Scripting
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{
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m_log.Error("[XEngine]: "+
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"Error displaying error in-world: " +
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e2.ToString());
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m_log.Error("[XEngine]: " +
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"Errormessage: Error compiling script:\r\n" +
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e.Message.ToString());
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}
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return false;
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}
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lock (m_Scripts)
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{
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// Create the object record
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if ((!m_Scripts.ContainsKey(itemID)) ||
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(m_Scripts[itemID].AssetID != assetID))
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{
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UUID appDomain = assetID;
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if (part.ParentGroup.IsAttachment)
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appDomain = part.ParentGroup.RootPart.UUID;
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if (!m_AppDomains.ContainsKey(appDomain))
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{
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try
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{
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AppDomainSetup appSetup = new AppDomainSetup();
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// appSetup.ApplicationBase = Path.Combine(
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// "ScriptEngines",
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// m_Scene.RegionInfo.RegionID.ToString());
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Evidence baseEvidence = AppDomain.CurrentDomain.Evidence;
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Evidence evidence = new Evidence(baseEvidence);
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AppDomain sandbox =
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AppDomain.CreateDomain(
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m_Scene.RegionInfo.RegionID.ToString(),
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evidence, appSetup);
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/*
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PolicyLevel sandboxPolicy = PolicyLevel.CreateAppDomainLevel();
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AllMembershipCondition sandboxMembershipCondition = new AllMembershipCondition();
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PermissionSet sandboxPermissionSet = sandboxPolicy.GetNamedPermissionSet("Internet");
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PolicyStatement sandboxPolicyStatement = new PolicyStatement(sandboxPermissionSet);
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CodeGroup sandboxCodeGroup = new UnionCodeGroup(sandboxMembershipCondition, sandboxPolicyStatement);
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sandboxPolicy.RootCodeGroup = sandboxCodeGroup;
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sandbox.SetAppDomainPolicy(sandboxPolicy);
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*/
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m_AppDomains[appDomain] = sandbox;
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|
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m_AppDomains[appDomain].AssemblyResolve +=
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new ResolveEventHandler(
|
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AssemblyResolver.OnAssemblyResolve);
|
|
m_DomainScripts[appDomain] = new List<UUID>();
|
|
}
|
|
catch (Exception e)
|
|
{
|
|
m_log.ErrorFormat("[XEngine] Exception creating app domain:\n {0}", e.ToString());
|
|
return false;
|
|
}
|
|
}
|
|
m_DomainScripts[appDomain].Add(itemID);
|
|
|
|
ScriptInstance instance =
|
|
new ScriptInstance(this, part,
|
|
itemID, assetID, assembly,
|
|
m_AppDomains[appDomain],
|
|
part.ParentGroup.RootPart.Name,
|
|
item.Name, startParam, postOnRez,
|
|
stateSource, m_MaxScriptQueue);
|
|
|
|
m_log.DebugFormat("[XEngine] Loaded script {0}.{1}",
|
|
part.ParentGroup.RootPart.Name, item.Name);
|
|
|
|
instance.AppDomain = appDomain;
|
|
instance.LineMap = m_Compiler.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;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
public void OnRemoveScript(uint localID, UUID itemID)
|
|
{
|
|
lock (m_Scripts)
|
|
{
|
|
// Do we even have it?
|
|
if (!m_Scripts.ContainsKey(itemID))
|
|
return;
|
|
|
|
IScriptInstance instance=m_Scripts[itemID];
|
|
m_Scripts.Remove(itemID);
|
|
|
|
instance.ClearQueue();
|
|
instance.Stop(0);
|
|
|
|
SceneObjectPart part =
|
|
m_Scene.GetSceneObjectPart(localID);
|
|
|
|
if (part != null)
|
|
part.RemoveScriptEvents(itemID);
|
|
|
|
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);
|
|
}
|
|
}
|
|
}
|
|
|
|
m_DomainScripts[instance.AppDomain].Remove(instance.ItemID);
|
|
if (m_DomainScripts[instance.AppDomain].Count == 0)
|
|
{
|
|
m_DomainScripts.Remove(instance.AppDomain);
|
|
UnloadAppDomain(instance.AppDomain);
|
|
}
|
|
|
|
instance.RemoveState();
|
|
instance.DestroyScriptInstance();
|
|
|
|
instance = null;
|
|
|
|
CleanAssemblies();
|
|
}
|
|
}
|
|
|
|
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);
|
|
}
|
|
|
|
foreach (UUID assetID in assetIDList)
|
|
{
|
|
// 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]+".state"))
|
|
File.Delete(m_Assemblies[assetID]+".state");
|
|
|
|
if (File.Exists(m_Assemblies[assetID]+".mdb"))
|
|
File.Delete(m_Assemblies[assetID]+".mdb");
|
|
}
|
|
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);
|
|
|
|
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;
|
|
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;
|
|
|
|
lock (m_PrimObjects)
|
|
{
|
|
if (!m_PrimObjects.ContainsKey(localID))
|
|
return false;
|
|
|
|
|
|
foreach (UUID itemID in m_PrimObjects[localID])
|
|
{
|
|
if (m_Scripts.ContainsKey(itemID))
|
|
{
|
|
IScriptInstance instance = m_Scripts[itemID];
|
|
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 Assembly OnAssemblyResolve(object sender,
|
|
ResolveEventArgs args)
|
|
{
|
|
if (!(sender is System.AppDomain))
|
|
return null;
|
|
|
|
string[] pathList = new string[] {"bin", "ScriptEngines",
|
|
Path.Combine("ScriptEngines",
|
|
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";
|
|
|
|
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 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 string GetState(UUID itemID)
|
|
{
|
|
IScriptInstance instance = GetInstance(itemID);
|
|
if (instance == null)
|
|
return "default";
|
|
return instance.State;
|
|
}
|
|
|
|
public int GetStartParameter(UUID itemID)
|
|
{
|
|
IScriptInstance instance = GetInstance(itemID);
|
|
if (instance == null)
|
|
return 0;
|
|
return instance.StartParam;
|
|
}
|
|
|
|
public void OnShutdown()
|
|
{
|
|
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(EventQueueHelper.ScriptRunningReplyEvent(objectID, itemID, GetScriptState(itemID), true),
|
|
controllingClient.AgentId);
|
|
}
|
|
}
|
|
|
|
public string GetAssemblyName(UUID itemID)
|
|
{
|
|
IScriptInstance instance = GetInstance(itemID);
|
|
if (instance == null)
|
|
return "";
|
|
return instance.GetAssemblyName();
|
|
}
|
|
|
|
public string GetXMLState(UUID itemID)
|
|
{
|
|
IScriptInstance instance = GetInstance(itemID);
|
|
if (instance == null)
|
|
return "";
|
|
return instance.GetXMLState();
|
|
}
|
|
}
|
|
}
|