* Tidy up configuration stuff, eliminated default setting duplication along the way

* This revision also makes the exception catcher of last resort print to the log instead of just the console
* This means logs should now capture sim crashing exceptions, though not those which are caused by a crash of the virtual machine itself

OpenSim/Region/Application/Application.cs

@@ -27,6 +27,8 @@
 
 using System;
 using System.Net;
+using System.Reflection;
+using log4net;
 using log4net.Config;
 using Nini.Config;
 using OpenSim.Framework;
@@ -36,6 +38,8 @@ namespace OpenSim
 {
     public class Application
     {
+        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+        
         public static string iniFilePath = "";
 
         //could move our main function into OpenSimMain and kill this class
@@ -124,9 +128,7 @@ namespace OpenSim
             msg += "\r\n";
             msg += "Application is terminating: " + e.IsTerminating.ToString() + "\r\n";
 
-            // Do we not always want to see exception messages?
+            m_log.ErrorFormat("[APPLICATION]: {0}", msg);
-//            if (e.IsTerminating)
-                MainConsole.Instance.Error("[APPLICATION]: " + msg);
 
             // Try to post errormessage to an URL
             try

OpenSim/Region/Application/OpenSimBase.cs

@@ -150,48 +150,39 @@ namespace OpenSim
             set { m_moduleLoader = value; }
         }
 
+        /// <summary>
+        /// Constructor.
+        /// </summary>
+        /// <param name="configSource"></param>
         public OpenSimBase(IConfigSource configSource) : base()
         {
             IConfig startupConfig = configSource.Configs["Startup"];
 
-            Application.iniFilePath = startupConfig.GetString("inifile", "OpenSim.ini");
+            string iniFileName = startupConfig.GetString("inifile", "OpenSim.ini");            
+            Application.iniFilePath = Path.Combine(Util.configDir(), iniFileName);
 
             m_config = new OpenSimConfigSource();
             m_config.Source = new IniConfigSource();
-            // IConfigSource icong;
+            m_config.Source.Merge(DefaultConfig());            
             
             //check for .INI file (either default or name passed in command line)
             if (File.Exists(Application.iniFilePath))
             {
+                // From reading Nini's code, it seems that later merged keys replace earlier ones.                
                 m_config.Source.Merge(new IniConfigSource(Application.iniFilePath));
                 m_config.Source.Merge(configSource);               
             }
             else 
-            {
-                Application.iniFilePath = Path.Combine(Util.configDir(), Application.iniFilePath);
-                if (File.Exists(Application.iniFilePath))
-                {
-                    m_config.Source.Merge(new IniConfigSource(Application.iniFilePath));
-                    m_config.Source.Merge(configSource);
-                }
-                else
-                {
-                    if (File.Exists("OpenSim.xml"))
             {   
                 // check for a xml config file                
-                        Application.iniFilePath = "OpenSim.xml";
+                Application.iniFilePath = Path.Combine(Util.configDir(), "OpenSim.xml");
+                
+                if (File.Exists(Application.iniFilePath))
+                {
                     m_config.Source = new XmlConfigSource();
                     m_config.Source.Merge(new XmlConfigSource(Application.iniFilePath));
                     m_config.Source.Merge(configSource);
                 }
-                    else
-                    {
-                        // using OpenSim.ini instead
-                        m_config.Source.Merge(DefaultConfig());
-                        m_config.Source.Merge(configSource);
-                        m_config.Save(Application.iniFilePath);
-                    }
-                }
             }
 
             ReadConfigSettings();
@@ -213,6 +204,7 @@ namespace OpenSim
 
                 config.Set("gridmode", false);
                 config.Set("physics", "basicphysics");
+                config.Set("meshing", "ZeroMesher");
                 config.Set("physical_prim", true);
                 config.Set("see_into_this_sim_from_neighbor", true);
                 config.Set("serverside_object_permissions", false);
@@ -223,7 +215,6 @@ namespace OpenSim
                 config.Set("shutdown_console_commands_file", String.Empty);
                 config.Set("script_engine", "OpenSim.Region.ScriptEngine.DotNetEngine.dll");
                 config.Set("DefaultScriptEngine", "DotNetEngine");
-
                 config.Set("asset_database", "sqlite");
                 config.Set("clientstack_plugin", "OpenSim.Region.ClientStack.LindenUDP.dll");
             }
@@ -277,48 +268,42 @@ namespace OpenSim
 
             if (startupConfig != null)
             {
-                m_sandbox = !startupConfig.GetBoolean("gridmode", false);
+                m_sandbox = !startupConfig.GetBoolean("gridmode");
-                m_physicsEngine = startupConfig.GetString("physics", "basicphysics");
+                m_physicsEngine = startupConfig.GetString("physics");
-                m_meshEngineName = startupConfig.GetString("meshing", "ZeroMesher");
+                m_meshEngineName = startupConfig.GetString("meshing");
 
-                m_physicalPrim = startupConfig.GetBoolean("physical_prim", true);
+                m_physicalPrim = startupConfig.GetBoolean("physical_prim");
 
-                m_see_into_region_from_neighbor = startupConfig.GetBoolean("see_into_this_sim_from_neighbor", true);
+                m_see_into_region_from_neighbor = startupConfig.GetBoolean("see_into_this_sim_from_neighbor");
 
-                m_storageDll = startupConfig.GetString("storage_plugin", "OpenSim.Data.SQLite.dll");
+                m_storageDll = startupConfig.GetString("storage_plugin");
                 if (m_storageDll == "OpenSim.DataStore.MonoSqlite.dll")
                 {
                     m_storageDll = "OpenSim.Data.SQLite.dll";
                     Console.WriteLine("WARNING: OpenSim.DataStore.MonoSqlite.dll is deprecated. Set storage_plugin to OpenSim.Data.SQLite.dll.");
                     Thread.Sleep(3000);
                 }
-                m_storageConnectionString
+                
-                    = startupConfig.GetString("storage_connection_string", "URI=file:OpenSim.db,version=3");
+                m_storageConnectionString  = startupConfig.GetString("storage_connection_string");
-                m_estateConnectionString
+                m_estateConnectionString = startupConfig.GetString("estate_connection_string", m_storageConnectionString);
-                    = startupConfig.GetString("estate_connection_string", m_storageConnectionString);
+                m_assetStorage = startupConfig.GetString("asset_database");
-                m_assetStorage = startupConfig.GetString("asset_database", "local");
+                m_clientstackDll = startupConfig.GetString("clientstack_plugin");
-                m_clientstackDll = startupConfig.GetString("clientstack_plugin", "OpenSim.Region.ClientStack.LindenUDP.dll");
             }
 
             IConfig standaloneConfig = m_config.Source.Configs["StandAlone"];
             if (standaloneConfig != null)
             {
-                m_standaloneAuthenticate = standaloneConfig.GetBoolean("accounts_authenticate", false);
+                m_standaloneAuthenticate = standaloneConfig.GetBoolean("accounts_authenticate");
-                m_standaloneWelcomeMessage = standaloneConfig.GetString("welcome_message", "Welcome to OpenSim");
+                m_standaloneWelcomeMessage = standaloneConfig.GetString("welcome_message");
-                m_standaloneInventoryPlugin =
-                    standaloneConfig.GetString("inventory_plugin", "OpenSim.Data.SQLite.dll");
-                m_standaloneInventorySource =
-                    standaloneConfig.GetString("inventory_source","");
-                m_standaloneUserPlugin =
-                    standaloneConfig.GetString("userDatabase_plugin", "OpenSim.Data.SQLite.dll");
-                m_standaloneUserSource =
-                    standaloneConfig.GetString("user_source","");
-                m_standaloneAssetPlugin =
-                    standaloneConfig.GetString("asset_plugin", "OpenSim.Data.SQLite.dll");
-                m_standaloneAssetSource =
-                    standaloneConfig.GetString("asset_source","");
                 
-                m_dumpAssetsToFile = standaloneConfig.GetBoolean("dump_assets_to_file", false);
+                m_standaloneInventoryPlugin = standaloneConfig.GetString("inventory_plugin");
+                m_standaloneInventorySource = standaloneConfig.GetString("inventory_source");
+                m_standaloneUserPlugin = standaloneConfig.GetString("userDatabase_plugin");
+                m_standaloneUserSource = standaloneConfig.GetString("user_source");
+                m_standaloneAssetPlugin = standaloneConfig.GetString("asset_plugin");
+                m_standaloneAssetSource = standaloneConfig.GetString("asset_source");
+
+                m_dumpAssetsToFile = standaloneConfig.GetBoolean("dump_assets_to_file");
             }
 
             m_networkServersInfo.loadFromConfiguration(m_config.Source);