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/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the OpenSimulator Project nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
using System;
using System.IO;
using System.Net;
using System.Reflection;
using log4net;
using log4net.Config;
using Nini.Config;
using OpenSim.Framework;
using OpenSim.Framework.Console;
namespace OpenSim
{
/// <summary>
/// Starting class for the OpenSimulator Region
/// </summary>
public class Application
{
/// <summary>
/// Text Console Logger
/// </summary>
private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
/// <summary>
/// Path to the main ini Configuration file
/// </summary>
public static string iniFilePath = "";
/// <summary>
/// Save Crashes in the bin/crashes folder. Configurable with m_crashDir
/// </summary>
public static bool m_saveCrashDumps = false;
/// <summary>
/// Directory to save crash reports to. Relative to bin/
/// </summary>
public static string m_crashDir = "crashes";
/// <summary>
/// Instance of the OpenSim class. This could be OpenSim or OpenSimBackground depending on the configuration
/// </summary>
protected static OpenSimBase m_sim = null;
//could move our main function into OpenSimMain and kill this class
public static void Main(string[] args)
{
// First line, hook the appdomain to the crash reporter
AppDomain.CurrentDomain.UnhandledException +=
new UnhandledExceptionEventHandler(CurrentDomain_UnhandledException);
ServicePointManager.DefaultConnectionLimit = 128;
ServicePointManager.UseNagleAlgorithm = false;
// Add the arguments supplied when running the application to the configuration
ArgvConfigSource configSource = new ArgvConfigSource(args);
// Configure Log4Net
configSource.AddSwitch("Startup", "logconfig");
string logConfigFile = configSource.Configs["Startup"].GetString("logconfig", String.Empty);
if (logConfigFile != String.Empty)
{
XmlConfigurator.Configure(new System.IO.FileInfo(logConfigFile));
m_log.InfoFormat("[OPENSIM MAIN]: configured log4net using \"{0}\" as configuration file",
logConfigFile);
}
else
{
XmlConfigurator.Configure();
m_log.Info("[OPENSIM MAIN]: configured log4net using default OpenSim.exe.config");
}
m_log.InfoFormat(
"[OPENSIM MAIN]: System Locale is {0}", System.Threading.Thread.CurrentThread.CurrentCulture);
string monoThreadsPerCpu = System.Environment.GetEnvironmentVariable("MONO_THREADS_PER_CPU");
m_log.InfoFormat(
"[OPENSIM MAIN]: Environment variable MONO_THREADS_PER_CPU is {0}", monoThreadsPerCpu ?? "unset");
// Verify the Threadpool allocates or uses enough worker and IO completion threads
// .NET 2.0, workerthreads default to 50 * numcores
// .NET 3.0, workerthreads defaults to 250 * numcores
// .NET 4.0, workerthreads are dynamic based on bitness and OS resources
// Max IO Completion threads are 1000 on all 3 CLRs
//
// Mono 2.10.9 to at least Mono 3.1, workerthreads default to 100 * numcores, iocp threads to 4 * numcores
int workerThreadsMin = 500;
int workerThreadsMax = 1000; // may need further adjustment to match other CLR
int iocpThreadsMin = 1000;
int iocpThreadsMax = 2000; // may need further adjustment to match other CLR
{
int currentMinWorkerThreads, currentMinIocpThreads;
System.Threading.ThreadPool.GetMinThreads(out currentMinWorkerThreads, out currentMinIocpThreads);
m_log.InfoFormat(
"[OPENSIM MAIN]: Runtime gave us {0} min worker threads and {1} min IOCP threads",
currentMinWorkerThreads, currentMinIocpThreads);
}
int workerThreads, iocpThreads;
System.Threading.ThreadPool.GetMaxThreads(out workerThreads, out iocpThreads);
m_log.InfoFormat("[OPENSIM MAIN]: Runtime gave us {0} max worker threads and {1} max IOCP threads", workerThreads, iocpThreads);
if (workerThreads < workerThreadsMin)
{
workerThreads = workerThreadsMin;
m_log.InfoFormat("[OPENSIM MAIN]: Bumping up max worker threads to {0}",workerThreads);
}
if (workerThreads > workerThreadsMax)
{
workerThreads = workerThreadsMax;
m_log.InfoFormat("[OPENSIM MAIN]: Limiting max worker threads to {0}",workerThreads);
}
// Increase the number of IOCP threads available.
// Mono defaults to a tragically low number (24 on 6-core / 8GB Fedora 17)
if (iocpThreads < iocpThreadsMin)
{
iocpThreads = iocpThreadsMin;
m_log.InfoFormat("[OPENSIM MAIN]: Bumping up max IOCP threads to {0}",iocpThreads);
}
// Make sure we don't overallocate IOCP threads and thrash system resources
if ( iocpThreads > iocpThreadsMax )
{
iocpThreads = iocpThreadsMax;
m_log.InfoFormat("[OPENSIM MAIN]: Limiting max IOCP completion threads to {0}",iocpThreads);
}
// set the resulting worker and IO completion thread counts back to ThreadPool
if ( System.Threading.ThreadPool.SetMaxThreads(workerThreads, iocpThreads) )
{
m_log.InfoFormat(
"[OPENSIM MAIN]: Threadpool set to {0} max worker threads and {1} max IOCP threads",
workerThreads, iocpThreads);
}
else
{
m_log.Warn("[OPENSIM MAIN]: Threadpool reconfiguration failed, runtime defaults still in effect.");
}
// Check if the system is compatible with OpenSimulator.
// Ensures that the minimum system requirements are met
string supported = String.Empty;
if (Util.IsEnvironmentSupported(ref supported))
{
m_log.Info("[OPENSIM MAIN]: Environment is supported by OpenSimulator.");
}
else
{
m_log.Warn("[OPENSIM MAIN]: Environment is not supported by OpenSimulator (" + supported + ")\n");
}
// Configure nIni aliases and localles
Culture.SetCurrentCulture();
// Validate that the user has the most basic configuration done
// If not, offer to do the most basic configuration for them warning them along the way of the importance of
// reading these files.
/*
m_log.Info("Checking for reguired configuration...\n");
bool OpenSim_Ini = (File.Exists(Path.Combine(Util.configDir(), "OpenSim.ini")))
|| (File.Exists(Path.Combine(Util.configDir(), "opensim.ini")))
|| (File.Exists(Path.Combine(Util.configDir(), "openSim.ini")))
|| (File.Exists(Path.Combine(Util.configDir(), "Opensim.ini")));
bool StanaloneCommon_ProperCased = File.Exists(Path.Combine(Path.Combine(Util.configDir(), "config-include"), "StandaloneCommon.ini"));
bool StanaloneCommon_lowercased = File.Exists(Path.Combine(Path.Combine(Util.configDir(), "config-include"), "standalonecommon.ini"));
bool GridCommon_ProperCased = File.Exists(Path.Combine(Path.Combine(Util.configDir(), "config-include"), "GridCommon.ini"));
bool GridCommon_lowerCased = File.Exists(Path.Combine(Path.Combine(Util.configDir(), "config-include"), "gridcommon.ini"));
if ((OpenSim_Ini)
&& (
(StanaloneCommon_ProperCased
|| StanaloneCommon_lowercased
|| GridCommon_ProperCased
|| GridCommon_lowerCased
)))
{
m_log.Info("Required Configuration Files Found\n");
}
else
{
MainConsole.Instance = new LocalConsole("Region");
string resp = MainConsole.Instance.CmdPrompt(
"\n\n*************Required Configuration files not found.*************\n\n OpenSimulator will not run without these files.\n\nRemember, these file names are Case Sensitive in Linux and Proper Cased.\n1. ./OpenSim.ini\nand\n2. ./config-include/StandaloneCommon.ini \nor\n3. ./config-include/GridCommon.ini\n\nAlso, you will want to examine these files in great detail because only the basic system will load by default. OpenSimulator can do a LOT more if you spend a little time going through these files.\n\n" + ": " + "Do you want to copy the most basic Defaults from standalone?",
"yes");
if (resp == "yes")
{
if (!(OpenSim_Ini))
{
try
{
File.Copy(Path.Combine(Util.configDir(), "OpenSim.ini.example"),
Path.Combine(Util.configDir(), "OpenSim.ini"));
} catch (UnauthorizedAccessException)
{
MainConsole.Instance.Output("Unable to Copy OpenSim.ini.example to OpenSim.ini, Make sure OpenSim has have the required permissions\n");
} catch (ArgumentException)
{
MainConsole.Instance.Output("Unable to Copy OpenSim.ini.example to OpenSim.ini, The current directory is invalid.\n");
} catch (System.IO.PathTooLongException)
{
MainConsole.Instance.Output("Unable to Copy OpenSim.ini.example to OpenSim.ini, the Path to these files is too long.\n");
} catch (System.IO.DirectoryNotFoundException)
{
MainConsole.Instance.Output("Unable to Copy OpenSim.ini.example to OpenSim.ini, the current directory is reporting as not found.\n");
} catch (System.IO.FileNotFoundException)
{
MainConsole.Instance.Output("Unable to Copy OpenSim.ini.example to OpenSim.ini, the example is not found, please make sure that the example files exist.\n");
} catch (System.IO.IOException)
{
// Destination file exists already or a hard drive failure... .. so we can just drop this one
//MainConsole.Instance.Output("Unable to Copy OpenSim.ini.example to OpenSim.ini, the example is not found, please make sure that the example files exist.\n");
} catch (System.NotSupportedException)
{
MainConsole.Instance.Output("Unable to Copy OpenSim.ini.example to OpenSim.ini, The current directory is invalid.\n");
}
}
if (!(StanaloneCommon_ProperCased || StanaloneCommon_lowercased))
{
try
{
File.Copy(Path.Combine(Path.Combine(Util.configDir(), "config-include"), "StandaloneCommon.ini.example"),
Path.Combine(Path.Combine(Util.configDir(), "config-include"), "StandaloneCommon.ini"));
}
catch (UnauthorizedAccessException)
{
MainConsole.Instance.Output("Unable to Copy StandaloneCommon.ini.example to StandaloneCommon.ini, Make sure OpenSim has the required permissions\n");
}
catch (ArgumentException)
{
MainConsole.Instance.Output("Unable to Copy StandaloneCommon.ini.example to StandaloneCommon.ini, The current directory is invalid.\n");
}
catch (System.IO.PathTooLongException)
{
MainConsole.Instance.Output("Unable to Copy StandaloneCommon.ini.example to StandaloneCommon.ini, the Path to these files is too long.\n");
}
catch (System.IO.DirectoryNotFoundException)
{
MainConsole.Instance.Output("Unable to Copy StandaloneCommon.ini.example to StandaloneCommon.ini, the current directory is reporting as not found.\n");
}
catch (System.IO.FileNotFoundException)
{
MainConsole.Instance.Output("Unable to Copy StandaloneCommon.ini.example to StandaloneCommon.ini, the example is not found, please make sure that the example files exist.\n");
}
catch (System.IO.IOException)
{
// Destination file exists already or a hard drive failure... .. so we can just drop this one
//MainConsole.Instance.Output("Unable to Copy OpenSim.ini.example to OpenSim.ini, the example is not found, please make sure that the example files exist.\n");
}
catch (System.NotSupportedException)
{
MainConsole.Instance.Output("Unable to Copy StandaloneCommon.ini.example to StandaloneCommon.ini, The current directory is invalid.\n");
}
}
}
MainConsole.Instance = null;
}
*/
configSource.Alias.AddAlias("On", true);
configSource.Alias.AddAlias("Off", false);
configSource.Alias.AddAlias("True", true);
configSource.Alias.AddAlias("False", false);
configSource.Alias.AddAlias("Yes", true);
configSource.Alias.AddAlias("No", false);
configSource.AddSwitch("Startup", "background");
configSource.AddSwitch("Startup", "inifile");
configSource.AddSwitch("Startup", "inimaster");
configSource.AddSwitch("Startup", "inidirectory");
configSource.AddSwitch("Startup", "physics");
configSource.AddSwitch("Startup", "gui");
configSource.AddSwitch("Startup", "console");
configSource.AddSwitch("Startup", "save_crashes");
configSource.AddSwitch("Startup", "crash_dir");
configSource.AddConfig("StandAlone");
configSource.AddConfig("Network");
// Check if we're running in the background or not
bool background = configSource.Configs["Startup"].GetBoolean("background", false);
// Check if we're saving crashes
m_saveCrashDumps = configSource.Configs["Startup"].GetBoolean("save_crashes", false);
// load Crash directory config
m_crashDir = configSource.Configs["Startup"].GetString("crash_dir", m_crashDir);
if (background)
{
m_sim = new OpenSimBackground(configSource);
m_sim.Startup();
}
else
{
m_sim = new OpenSim(configSource);
m_sim.Startup();
while (true)
{
try
{
// Block thread here for input
MainConsole.Instance.Prompt();
}
catch (Exception e)
{
m_log.ErrorFormat("Command error: {0}", e);
}
}
}
}
private static bool _IsHandlingException = false; // Make sure we don't go recursive on ourself
/// <summary>
/// Global exception handler -- all unhandlet exceptions end up here :)
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private static void CurrentDomain_UnhandledException(object sender, UnhandledExceptionEventArgs e)
{
if (_IsHandlingException)
{
return;
}
_IsHandlingException = true;
// TODO: Add config option to allow users to turn off error reporting
// TODO: Post error report (disabled for now)
string msg = String.Empty;
msg += "\r\n";
msg += "APPLICATION EXCEPTION DETECTED: " + e.ToString() + "\r\n";
msg += "\r\n";
msg += "Exception: " + e.ExceptionObject.ToString() + "\r\n";
Exception ex = (Exception) e.ExceptionObject;
if (ex.InnerException != null)
{
msg += "InnerException: " + ex.InnerException.ToString() + "\r\n";
}
msg += "\r\n";
msg += "Application is terminating: " + e.IsTerminating.ToString() + "\r\n";
m_log.ErrorFormat("[APPLICATION]: {0}", msg);
if (m_saveCrashDumps)
{
// Log exception to disk
try
{
if (!Directory.Exists(m_crashDir))
{
Directory.CreateDirectory(m_crashDir);
}
string log = Util.GetUniqueFilename(ex.GetType() + ".txt");
using (StreamWriter m_crashLog = new StreamWriter(Path.Combine(m_crashDir, log)))
{
m_crashLog.WriteLine(msg);
}
File.Copy("OpenSim.ini", Path.Combine(m_crashDir, log + "_OpenSim.ini"), true);
}
catch (Exception e2)
{
m_log.ErrorFormat("[CRASH LOGGER CRASHED]: {0}", e2);
}
}
_IsHandlingException = false;
}
}
}
|