284 lines
11 KiB
C#
284 lines
11 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 OpenSimulator 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.Collections.Generic;
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using System.IO;
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using System.Reflection;
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using System.Threading;
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using System.Xml;
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using log4net;
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using Nini.Config;
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namespace OpenSim.Tools.Configger
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{
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/// <summary>
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/// Loads the Configuration files into nIni
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/// </summary>
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public class ConfigurationLoader
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{
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/// <summary>
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/// A source of Configuration data
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/// </summary>
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protected IConfigSource m_config;
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/// <summary>
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/// Console logger
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/// </summary>
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private static readonly ILog m_log =
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LogManager.GetLogger(
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MethodBase.GetCurrentMethod().DeclaringType);
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public ConfigurationLoader()
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{
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}
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/// <summary>
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/// Loads the region configuration
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/// </summary>
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/// <param name="argvSource">Parameters passed into the process when started</param>
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/// <param name="configSettings"></param>
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/// <param name="networkInfo"></param>
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/// <returns>A configuration that gets passed to modules</returns>
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public IConfigSource LoadConfigSettings(IConfig startupConfig)
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{
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bool iniFileExists = false;
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List<string> sources = new List<string>();
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string masterFileName = startupConfig.GetString("inimaster", "OpenSimDefaults.ini");
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if (masterFileName == "none")
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masterFileName = String.Empty;
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if (IsUri(masterFileName))
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{
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if (!sources.Contains(masterFileName))
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sources.Add(masterFileName);
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}
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else
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{
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string masterFilePath = Path.GetFullPath(
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Path.Combine(Util.configDir(), masterFileName));
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if (masterFileName != String.Empty)
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{
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if (File.Exists(masterFilePath))
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{
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if (!sources.Contains(masterFilePath))
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sources.Add(masterFilePath);
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}
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else
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{
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m_log.ErrorFormat("Master ini file {0} not found", Path.GetFullPath(masterFilePath));
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Environment.Exit(1);
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}
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}
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}
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string iniFileName = startupConfig.GetString("inifile", Path.Combine(".", "OpenSim.ini"));
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if (IsUri(iniFileName))
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{
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if (!sources.Contains(iniFileName))
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sources.Add(iniFileName);
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}
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else
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{
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if (File.Exists(iniFileName))
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{
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if (!sources.Contains(iniFileName))
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sources.Add(iniFileName);
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}
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}
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m_config = new IniConfigSource();
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m_config.Merge(DefaultConfig());
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m_log.Info("[CONFIG] Reading configuration settings");
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if (sources.Count == 0)
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{
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m_log.FatalFormat("[CONFIG] Could not load any configuration");
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m_log.FatalFormat("[CONFIG] Did you copy the OpenSim.ini.example file to OpenSim.ini?");
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Environment.Exit(1);
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}
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for (int i = 0 ; i < sources.Count ; i++)
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{
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if (ReadConfig(sources[i]))
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iniFileExists = true;
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AddIncludes(sources);
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}
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if (!iniFileExists)
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{
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m_log.FatalFormat("[CONFIG] Could not load any configuration");
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m_log.FatalFormat("[CONFIG] Configuration exists, but there was an error loading it!");
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Environment.Exit(1);
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}
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return m_config;
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}
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/// <summary>
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/// Adds the included files as ini configuration files
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/// </summary>
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/// <param name="sources">List of URL strings or filename strings</param>
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private void AddIncludes(List<string> sources)
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{
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//loop over config sources
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foreach (IConfig config in m_config.Configs)
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{
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// Look for Include-* in the key name
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string[] keys = config.GetKeys();
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foreach (string k in keys)
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{
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if (k.StartsWith("Include-"))
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{
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// read the config file to be included.
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string file = config.GetString(k);
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if (IsUri(file))
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{
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if (!sources.Contains(file))
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sources.Add(file);
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}
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else
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{
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string basepath = Path.GetFullPath(".");
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// Resolve relative paths with wildcards
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string chunkWithoutWildcards = file;
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string chunkWithWildcards = string.Empty;
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int wildcardIndex = file.IndexOfAny(new char[] { '*', '?' });
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if (wildcardIndex != -1)
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{
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chunkWithoutWildcards = file.Substring(0, wildcardIndex);
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chunkWithWildcards = file.Substring(wildcardIndex);
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}
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string path = Path.Combine(basepath, chunkWithoutWildcards);
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path = Path.GetFullPath(path) + chunkWithWildcards;
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string[] paths = Util.Glob(path);
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foreach (string p in paths)
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{
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if (!sources.Contains(p))
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sources.Add(p);
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}
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}
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}
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}
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}
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}
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/// <summary>
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/// Check if we can convert the string to a URI
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/// </summary>
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/// <param name="file">String uri to the remote resource</param>
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/// <returns>true if we can convert the string to a Uri object</returns>
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bool IsUri(string file)
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{
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Uri configUri;
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return Uri.TryCreate(file, UriKind.Absolute,
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out configUri) && configUri.Scheme == Uri.UriSchemeHttp;
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}
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/// <summary>
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/// Provide same ini loader functionality for standard ini and master ini - file system or XML over http
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/// </summary>
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/// <param name="iniPath">Full path to the ini</param>
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/// <returns></returns>
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private bool ReadConfig(string iniPath)
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{
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bool success = false;
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if (!IsUri(iniPath))
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{
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m_log.InfoFormat("[CONFIG] Reading configuration file {0}",
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Path.GetFullPath(iniPath));
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m_config.Merge(new IniConfigSource(iniPath));
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success = true;
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}
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else
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{
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m_log.InfoFormat("[CONFIG] {0} is a http:// URI, fetching ...",
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iniPath);
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// The ini file path is a http URI
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// Try to read it
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//
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try
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{
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XmlReader r = XmlReader.Create(iniPath);
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XmlConfigSource cs = new XmlConfigSource(r);
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m_config.Merge(cs);
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success = true;
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}
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catch (Exception e)
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{
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m_log.FatalFormat("[CONFIG] Exception reading config from URI {0}\n" + e.ToString(), iniPath);
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Environment.Exit(1);
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}
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}
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return success;
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}
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/// <summary>
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/// Setup a default config values in case they aren't present in the ini file
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/// </summary>
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/// <returns>A Configuration source containing the default configuration</returns>
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private static IConfigSource DefaultConfig()
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{
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IConfigSource defaultConfig = new IniConfigSource();
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{
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IConfig config = defaultConfig.Configs["Startup"];
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if (null == config)
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config = defaultConfig.AddConfig("Startup");
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config.Set("region_info_source", "filesystem");
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config.Set("allow_regionless", false);
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config.Set("gridmode", false);
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config.Set("physics", "OpenDynamicsEngine");
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config.Set("meshing", "Meshmerizer");
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config.Set("physical_prim", true);
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config.Set("serverside_object_permissions", true);
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config.Set("storage_prim_inventories", true);
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config.Set("startup_console_commands_file", String.Empty);
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config.Set("shutdown_console_commands_file", String.Empty);
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config.Set("DefaultScriptEngine", "XEngine");
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config.Set("clientstack_plugin", "OpenSim.Region.ClientStack.LindenUDP.dll");
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// life doesn't really work without this
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config.Set("EventQueue", true);
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}
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return defaultConfig;
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}
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}
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} |