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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.Collections.Generic;
using System.IO;
using System.Reflection;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading;
using System.Timers;
using System.Net;
using System.Net.Security;
using System.Security.Cryptography.X509Certificates;
using log4net;
using log4net.Appender;
using log4net.Core;
using log4net.Repository;
using OpenMetaverse;
using OpenMetaverse.StructuredData;
using OpenSim.Framework;
using OpenSim.Framework.Console;
using OpenSim.Framework.Monitoring;
using OpenSim.Framework.Servers;
using OpenSim.Framework.Servers.HttpServer;
using Timer=System.Timers.Timer;
using Nini.Config;
namespace OpenSim.Framework.Servers
{
/// <summary>
/// Common base for the main OpenSimServers (user, grid, inventory, region, etc)
/// </summary>
public abstract class BaseOpenSimServer : ServerBase
{
private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
/// <summary>
/// Used by tests to suppress Environment.Exit(0) so that post-run operations are possible.
/// </summary>
public bool SuppressExit { get; set; }
/// <summary>
/// This will control a periodic log printout of the current 'show stats' (if they are active) for this
/// server.
/// </summary>
private int m_periodDiagnosticTimerMS = 60 * 60 * 1000;
private Timer m_periodicDiagnosticsTimer = new Timer(60 * 60 * 1000);
/// <summary>
/// Random uuid for private data
/// </summary>
protected string m_osSecret = String.Empty;
protected BaseHttpServer m_httpServer;
public BaseHttpServer HttpServer
{
get { return m_httpServer; }
}
public BaseOpenSimServer() : base()
{
// Random uuid for private data
m_osSecret = UUID.Random().ToString();
}
private static bool m_NoVerifyCertChain = false;
private static bool m_NoVerifyCertHostname = false;
public static bool ValidateServerCertificate(
object sender,
X509Certificate certificate,
X509Chain chain,
SslPolicyErrors sslPolicyErrors)
{
if (m_NoVerifyCertChain)
sslPolicyErrors &= ~SslPolicyErrors.RemoteCertificateChainErrors;
if (m_NoVerifyCertHostname)
sslPolicyErrors &= ~SslPolicyErrors.RemoteCertificateNameMismatch;
if (sslPolicyErrors == SslPolicyErrors.None)
return true;
return false;
}
/// <summary>
/// Must be overriden by child classes for their own server specific startup behaviour.
/// </summary>
protected virtual void StartupSpecific()
{
StatsManager.SimExtraStats = new SimExtraStatsCollector();
RegisterCommonCommands();
RegisterCommonComponents(Config);
IConfig startupConfig = Config.Configs["Startup"];
m_NoVerifyCertChain = startupConfig.GetBoolean("NoVerifyCertChain", m_NoVerifyCertChain);
m_NoVerifyCertHostname = startupConfig.GetBoolean("NoVerifyCertHostname", m_NoVerifyCertHostname);
ServicePointManager.ServerCertificateValidationCallback = ValidateServerCertificate;
int logShowStatsSeconds = startupConfig.GetInt("LogShowStatsSeconds", m_periodDiagnosticTimerMS / 1000);
m_periodDiagnosticTimerMS = logShowStatsSeconds * 1000;
m_periodicDiagnosticsTimer.Elapsed += new ElapsedEventHandler(LogDiagnostics);
if (m_periodDiagnosticTimerMS != 0)
{
m_periodicDiagnosticsTimer.Interval = m_periodDiagnosticTimerMS;
m_periodicDiagnosticsTimer.Enabled = true;
}
}
protected override void ShutdownSpecific()
{
Watchdog.Enabled = false;
base.ShutdownSpecific();
MainServer.Stop();
Thread.Sleep(500);
Util.StopThreadPool();
WorkManager.Stop();
RemovePIDFile();
m_log.Info("[SHUTDOWN]: Shutdown processing on main thread complete. Exiting...");
if (!SuppressExit)
Environment.Exit(0);
}
/// <summary>
/// Provides a list of help topics that are available. Overriding classes should append their topics to the
/// information returned when the base method is called.
/// </summary>
///
/// <returns>
/// A list of strings that represent different help topics on which more information is available
/// </returns>
protected virtual List<string> GetHelpTopics() { return new List<string>(); }
/// <summary>
/// Print statistics to the logfile, if they are active
/// </summary>
protected void LogDiagnostics(object source, ElapsedEventArgs e)
{
StringBuilder sb = new StringBuilder("DIAGNOSTICS\n\n");
sb.Append(GetUptimeReport());
sb.Append(StatsManager.SimExtraStats.Report());
sb.Append(Environment.NewLine);
sb.Append(GetThreadsReport());
m_log.Debug(sb);
}
/// <summary>
/// Performs initialisation of the scene, such as loading configuration from disk.
/// </summary>
public virtual void Startup()
{
m_log.Info("[STARTUP]: Beginning startup processing");
m_log.Info("[STARTUP]: version: " + m_version + Environment.NewLine);
// clr version potentially is more confusing than helpful, since it doesn't tell us if we're running under Mono/MS .NET and
// the clr version number doesn't match the project version number under Mono.
//m_log.Info("[STARTUP]: Virtual machine runtime version: " + Environment.Version + Environment.NewLine);
m_log.InfoFormat(
"[STARTUP]: Operating system version: {0}, .NET platform {1}, {2}-bit\n",
Environment.OSVersion, Environment.OSVersion.Platform, Util.Is64BitProcess() ? "64" : "32");
try
{
StartupSpecific();
}
catch(Exception e)
{
m_log.Fatal("Fatal error: " + e.ToString());
Environment.Exit(1);
}
TimeSpan timeTaken = DateTime.Now - m_startuptime;
// MainConsole.Instance.OutputFormat(
// "PLEASE WAIT FOR LOGINS TO BE ENABLED ON REGIONS ONCE SCRIPTS HAVE STARTED. Non-script portion of startup took {0}m {1}s.",
// timeTaken.Minutes, timeTaken.Seconds);
}
public string osSecret
{
// Secret uuid for the simulator
get { return m_osSecret; }
}
public string StatReport(IOSHttpRequest httpRequest)
{
// If we catch a request for "callback", wrap the response in the value for jsonp
if (httpRequest.Query.ContainsKey("callback"))
{
return httpRequest.Query["callback"].ToString() + "(" + StatsManager.SimExtraStats.XReport((DateTime.Now - m_startuptime).ToString() , m_version) + ");";
}
else
{
return StatsManager.SimExtraStats.XReport((DateTime.Now - m_startuptime).ToString() , m_version);
}
}
}
}
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