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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 OpenSim 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.Reflection;
using System.Threading;
using log4net;
using OpenSim.Framework;
using OpenSim.Framework.RegionLoader.Filesystem;
using OpenSim.Framework.RegionLoader.Web;
using OpenSim.Region.CoreModules.Agent.AssetTransaction;
using OpenSim.Region.CoreModules.Avatar.InstantMessage;
using OpenSim.Region.CoreModules.Scripting.DynamicTexture;
using OpenSim.Region.CoreModules.Scripting.LoadImageURL;
using OpenSim.Region.CoreModules.Scripting.XMLRPC;
using OpenSim.Framework.Servers;
namespace OpenSim.ApplicationPlugins.LoadRegions
{
public delegate void NewRegionCreated(IScene scene);
public class LoadRegionsPlugin : IApplicationPlugin
{
private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
public event NewRegionCreated OnNewRegionCreated;
private NewRegionCreated m_newRegionCreatedHandler;
#region IApplicationPlugin Members
// TODO: required by IPlugin, but likely not at all right
string m_name = "LoadRegionsPlugin";
string m_version = "0.0";
public string Version { get { return m_version; } }
public string Name { get { return m_name; } }
protected OpenSimBase m_openSim;
public void Initialise()
{
m_log.Info("[LOADREGIONS]: " + Name + " cannot be default-initialized!");
throw new PluginNotInitialisedException(Name);
}
public void Initialise(OpenSimBase openSim)
{
m_openSim = openSim;
m_openSim.ApplicationRegistry.RegisterInterface<LoadRegionsPlugin>(this);
}
public void PostInitialise()
{
m_log.Info("[LOADREGIONS]: Load Regions addin being initialised");
IRegionLoader regionLoader;
if (m_openSim.ConfigSource.Source.Configs["Startup"].GetString("region_info_source", "filesystem") == "filesystem")
{
m_log.Info("[LOADREGIONS]: Loading Region Info from filesystem");
regionLoader = new RegionLoaderFileSystem();
}
else
{
m_log.Info("[LOADREGIONSPLUGIN]: Loading Region Info from web");
regionLoader = new RegionLoaderWebServer();
}
regionLoader.SetIniConfigSource(m_openSim.ConfigSource.Source);
RegionInfo[] regionsToLoad = regionLoader.LoadRegions();
m_openSim.ModuleLoader.LoadDefaultSharedModule(new DynamicTextureModule());
m_openSim.ModuleLoader.LoadDefaultSharedModule(new InstantMessageModule());
m_openSim.ModuleLoader.LoadDefaultSharedModule(new LoadImageURLModule());
m_openSim.ModuleLoader.LoadDefaultSharedModule(new XMLRPCModule());
m_openSim.ModuleLoader.LoadDefaultSharedModule(new AssetTransactionModule());
if (!CheckRegionsForSanity(regionsToLoad))
{
m_log.Error("[LOADREGIONS]: Halting startup due to conflicts in region configurations");
Environment.Exit(1);
}
for (int i = 0; i < regionsToLoad.Length; i++)
{
IScene scene;
m_log.Debug("[LOADREGIONS]: Creating Region: " + regionsToLoad[i].RegionName + " (ThreadID: " + Thread.CurrentThread.ManagedThreadId.ToString() +
")");
m_openSim.CreateRegion(regionsToLoad[i], true, out scene);
if (scene != null)
{
m_newRegionCreatedHandler = OnNewRegionCreated;
if (m_newRegionCreatedHandler != null)
{
m_newRegionCreatedHandler(scene);
}
}
}
m_openSim.ModuleLoader.PostInitialise();
m_openSim.ModuleLoader.ClearCache();
}
public void Dispose()
{
}
#endregion
/// <summary>
/// Check that region configuration information makes sense.
/// </summary>
/// <param name="regions"></param>
/// <returns>True if we're sane, false if we're insane</returns>
private bool CheckRegionsForSanity(RegionInfo[] regions)
{
if (regions.Length <= 0)
return true;
List<RegionInfo> checkedRegions = new List<RegionInfo>();
checkedRegions.Add(regions[0]);
for (int i = 1; i < regions.Length; i++)
{
RegionInfo region = regions[i];
foreach (RegionInfo checkedRegion in checkedRegions)
{
if (region.RegionID == checkedRegion.RegionID)
{
m_log.ErrorFormat(
"[LOADREGIONS]: Regions {0} and {1} have the same UUID {2}",
region.RegionName, checkedRegion.RegionName, region.RegionID);
return false;
}
else if (region.RegionLocX == checkedRegion.RegionLocX && region.RegionLocY == checkedRegion.RegionLocY)
{
m_log.ErrorFormat(
"[LOADREGIONS]: Regions {0} and {1} have the same location {2} {3}",
region.RegionName, checkedRegion.RegionName, region.RegionLocX, region.RegionLocY);
return false;
}
else if (region.InternalEndPoint.Port == checkedRegion.InternalEndPoint.Port)
{
m_log.ErrorFormat(
"[LOADREGIONS]: Regions {0} and {1} have the same internal IP port {2}",
region.RegionName, checkedRegion.RegionName, region.InternalEndPoint.Port);
return false;
}
}
}
return true;
}
public void LoadRegionFromConfig(OpenSimBase openSim, ulong regionhandle)
{
m_log.Info("[LOADREGIONS]: Load Regions addin being initialised");
IRegionLoader regionLoader;
if (openSim.ConfigSource.Source.Configs["Startup"].GetString("region_info_source", "filesystem") == "filesystem")
{
m_log.Info("[LOADREGIONS]: Loading Region Info from filesystem");
regionLoader = new RegionLoaderFileSystem();
}
else
{
m_log.Info("[LOADREGIONS]: Loading Region Info from web");
regionLoader = new RegionLoaderWebServer();
}
regionLoader.SetIniConfigSource(openSim.ConfigSource.Source);
RegionInfo[] regionsToLoad = regionLoader.LoadRegions();
for (int i = 0; i < regionsToLoad.Length; i++)
{
if (regionhandle == regionsToLoad[i].RegionHandle)
{
IScene scene;
m_log.Debug("[LOADREGIONS]: Creating Region: " + regionsToLoad[i].RegionName + " (ThreadID: " +
Thread.CurrentThread.ManagedThreadId.ToString() + ")");
openSim.CreateRegion(regionsToLoad[i], true, out scene);
}
}
}
}
}
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