/* * 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.Collections.Generic; using System.Reflection; using System.Threading; using log4net; using Nini.Config; using OpenSim.Framework; using OpenSim.Framework.RegionLoader.Filesystem; using OpenSim.Framework.RegionLoader.Web; namespace OpenSim.ApplicationPlugins.LoadRegions { public class LoadRegionsPlugin : IApplicationPlugin { private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType); #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; } } public void Initialise() { m_log.Info("[LOADREGIONS]: " + Name + " cannot be default-initialized!"); throw new PluginNotInitialisedException(Name); } public void Initialise(OpenSimBase openSim) { 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("[LOADREGIONSPLUGIN]: Loading Region Info from web"); regionLoader = new RegionLoaderWebServer(); } regionLoader.SetIniConfigSource(openSim.ConfigSource.Source); RegionInfo[] regionsToLoad = regionLoader.LoadRegions(); openSim.ModuleLoader.LoadDefaultSharedModules(); if (!CheckRegionsForSanity(regionsToLoad)) { m_log.Error("[LOADREGIONS]: Halting startup due to conflicts in region configurations"); System.Environment.Exit(1); } for (int i = 0; i < regionsToLoad.Length; i++) { m_log.Debug("[LOADREGIONS]: Creating Region: " + regionsToLoad[i].RegionName + " (ThreadID: " + Thread.CurrentThread.ManagedThreadId.ToString() + ")"); openSim.CreateRegion(regionsToLoad[i], true); } openSim.ModuleLoader.PostInitialise(); 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) { m_log.Debug("[LOADREGIONS]: Creating Region: " + regionsToLoad[i].RegionName + " (ThreadID: " + Thread.CurrentThread.ManagedThreadId.ToString() + ")"); openSim.CreateRegion(regionsToLoad[i], true); } } } } }