Add Util method to load OpSys env vars

3 files changed, 104 insertions, 124 deletions

diff --git a/OpenSim/Framework/Util.cs b/OpenSim/Framework/Util.cs
index c7377b8..65cf177 100644
--- a/OpenSim/Framework/Util.cs
+++ b/OpenSim/Framework/Util.cs
@@ -946,11 +946,12 @@ namespace OpenSim.Framework
         }
 
         #region Nini (config) related Methods
+
         public static IConfigSource ConvertDataRowToXMLConfig(DataRow row, string fileName)
         {
             if (!File.Exists(fileName))
             {
-                //create new file
+                // create new file
             }
             XmlConfigSource config = new XmlConfigSource(fileName);
             AddDataRowToConfig(config, row);
@@ -968,25 +969,6 @@ namespace OpenSim.Framework
             }
         }
 
-        public static string GetConfigVarWithDefaultSection(IConfigSource config, string varname, string section)
-        {
-            // First, check the Startup section, the default section
-            IConfig cnf = config.Configs["Startup"];
-            if (cnf == null)
-                return string.Empty;
-            string val = cnf.GetString(varname, string.Empty);
-
-            // Then check for an overwrite of the default in the given section
-            if (!string.IsNullOrEmpty(section))
-            {
-                cnf = config.Configs[section];
-                if (cnf != null)
-                    val = cnf.GetString(varname, val);
-            }
-
-            return val;
-        }
-
         /// <summary>
         /// Gets the value of a configuration variable by looking into
         /// multiple sections in order. The latter sections overwrite 
@@ -1039,6 +1021,91 @@ namespace OpenSim.Framework
             return (T)val;
         }
 
+        public static void MergeEnvironmentToConfig(IConfigSource ConfigSource)
+        {
+            IConfig enVars = ConfigSource.Configs["Environment"];
+            // if section does not exist then user isn't expecting them, so don't bother.
+            if( enVars != null )
+            {
+                // load the values from the environment
+                EnvConfigSource envConfigSource = new EnvConfigSource();
+                // add the requested keys
+                string[] env_keys = enVars.GetKeys();
+                foreach ( string key in env_keys )
+                {
+                    envConfigSource.AddEnv(key, string.Empty);
+                }
+                // load the values from environment
+                envConfigSource.LoadEnv();
+                // add them in to the master
+                ConfigSource.Merge(envConfigSource);
+                ConfigSource.ExpandKeyValues();
+            }
+        }
+        
+        public static T ReadSettingsFromIniFile<T>(IConfig config, T settingsClass)
+        {
+            Type settingsType = settingsClass.GetType();
+
+            FieldInfo[] fieldInfos = settingsType.GetFields();
+            foreach (FieldInfo fieldInfo in fieldInfos)
+            {
+                if (!fieldInfo.IsStatic)
+                {
+                    if (fieldInfo.FieldType == typeof(System.String))
+                    {
+                        fieldInfo.SetValue(settingsClass, config.Get(fieldInfo.Name, (string)fieldInfo.GetValue(settingsClass)));
+                    }
+                    else if (fieldInfo.FieldType == typeof(System.Boolean))
+                    {
+                        fieldInfo.SetValue(settingsClass, config.GetBoolean(fieldInfo.Name, (bool)fieldInfo.GetValue(settingsClass)));
+                    }
+                    else if (fieldInfo.FieldType == typeof(System.Int32))
+                    {
+                        fieldInfo.SetValue(settingsClass, config.GetInt(fieldInfo.Name, (int)fieldInfo.GetValue(settingsClass)));
+                    }
+                    else if (fieldInfo.FieldType == typeof(System.Single))
+                    {
+                        fieldInfo.SetValue(settingsClass, config.GetFloat(fieldInfo.Name, (float)fieldInfo.GetValue(settingsClass)));
+                    }
+                    else if (fieldInfo.FieldType == typeof(System.UInt32))
+                    {
+                        fieldInfo.SetValue(settingsClass, Convert.ToUInt32(config.Get(fieldInfo.Name, ((uint)fieldInfo.GetValue(settingsClass)).ToString())));
+                    }
+                }
+            }
+
+            PropertyInfo[] propertyInfos = settingsType.GetProperties();
+            foreach (PropertyInfo propInfo in propertyInfos)
+            {
+                if ((propInfo.CanRead) && (propInfo.CanWrite))
+                {
+                    if (propInfo.PropertyType == typeof(System.String))
+                    {
+                        propInfo.SetValue(settingsClass, config.Get(propInfo.Name, (string)propInfo.GetValue(settingsClass, null)), null);
+                    }
+                    else if (propInfo.PropertyType == typeof(System.Boolean))
+                    {
+                        propInfo.SetValue(settingsClass, config.GetBoolean(propInfo.Name, (bool)propInfo.GetValue(settingsClass, null)), null);
+                    }
+                    else if (propInfo.PropertyType == typeof(System.Int32))
+                    {
+                        propInfo.SetValue(settingsClass, config.GetInt(propInfo.Name, (int)propInfo.GetValue(settingsClass, null)), null);
+                    }
+                    else if (propInfo.PropertyType == typeof(System.Single))
+                    {
+                        propInfo.SetValue(settingsClass, config.GetFloat(propInfo.Name, (float)propInfo.GetValue(settingsClass, null)), null);
+                    }
+                    if (propInfo.PropertyType == typeof(System.UInt32))
+                    {
+                        propInfo.SetValue(settingsClass, Convert.ToUInt32(config.Get(propInfo.Name, ((uint)propInfo.GetValue(settingsClass, null)).ToString())), null);
+                    }
+                }
+            }
+
+            return settingsClass;
+        }
+
         #endregion
 
         public static float Clip(float x, float min, float max)
@@ -1411,69 +1478,6 @@ namespace OpenSim.Framework
             return displayConnectionString;
         }
 
-        public static T ReadSettingsFromIniFile<T>(IConfig config, T settingsClass)
-        {
-            Type settingsType = settingsClass.GetType();
-
-            FieldInfo[] fieldInfos = settingsType.GetFields();
-            foreach (FieldInfo fieldInfo in fieldInfos)
-            {
-                if (!fieldInfo.IsStatic)
-                {
-                    if (fieldInfo.FieldType == typeof(System.String))
-                    {
-                        fieldInfo.SetValue(settingsClass, config.Get(fieldInfo.Name, (string)fieldInfo.GetValue(settingsClass)));
-                    }
-                    else if (fieldInfo.FieldType == typeof(System.Boolean))
-                    {
-                        fieldInfo.SetValue(settingsClass, config.GetBoolean(fieldInfo.Name, (bool)fieldInfo.GetValue(settingsClass)));
-                    }
-                    else if (fieldInfo.FieldType == typeof(System.Int32))
-                    {
-                        fieldInfo.SetValue(settingsClass, config.GetInt(fieldInfo.Name, (int)fieldInfo.GetValue(settingsClass)));
-                    }
-                    else if (fieldInfo.FieldType == typeof(System.Single))
-                    {
-                        fieldInfo.SetValue(settingsClass, config.GetFloat(fieldInfo.Name, (float)fieldInfo.GetValue(settingsClass)));
-                    }
-                    else if (fieldInfo.FieldType == typeof(System.UInt32))
-                    {
-                        fieldInfo.SetValue(settingsClass, Convert.ToUInt32(config.Get(fieldInfo.Name, ((uint)fieldInfo.GetValue(settingsClass)).ToString())));
-                    }
-                }
-            }
-
-            PropertyInfo[] propertyInfos = settingsType.GetProperties();
-            foreach (PropertyInfo propInfo in propertyInfos)
-            {
-                if ((propInfo.CanRead) && (propInfo.CanWrite))
-                {
-                    if (propInfo.PropertyType == typeof(System.String))
-                    {
-                        propInfo.SetValue(settingsClass, config.Get(propInfo.Name, (string)propInfo.GetValue(settingsClass, null)), null);
-                    }
-                    else if (propInfo.PropertyType == typeof(System.Boolean))
-                    {
-                        propInfo.SetValue(settingsClass, config.GetBoolean(propInfo.Name, (bool)propInfo.GetValue(settingsClass, null)), null);
-                    }
-                    else if (propInfo.PropertyType == typeof(System.Int32))
-                    {
-                        propInfo.SetValue(settingsClass, config.GetInt(propInfo.Name, (int)propInfo.GetValue(settingsClass, null)), null);
-                    }
-                    else if (propInfo.PropertyType == typeof(System.Single))
-                    {
-                        propInfo.SetValue(settingsClass, config.GetFloat(propInfo.Name, (float)propInfo.GetValue(settingsClass, null)), null);
-                    }
-                    if (propInfo.PropertyType == typeof(System.UInt32))
-                    {
-                        propInfo.SetValue(settingsClass, Convert.ToUInt32(config.Get(propInfo.Name, ((uint)propInfo.GetValue(settingsClass, null)).ToString())), null);
-                    }
-                }
-            }
-
-            return settingsClass;
-        }
-
         public static string Base64ToString(string str)
         {
             Decoder utf8Decode = Encoding.UTF8.GetDecoder();
diff --git a/OpenSim/Region/Application/ConfigurationLoader.cs b/OpenSim/Region/Application/ConfigurationLoader.cs
index 52e520c..06ce145 100644
--- a/OpenSim/Region/Application/ConfigurationLoader.cs
+++ b/OpenSim/Region/Application/ConfigurationLoader.cs
@@ -82,8 +82,7 @@ namespace OpenSim
 
             List<string> sources = new List<string>();
 
-            string masterFileName =
-                    startupConfig.GetString("inimaster", "OpenSimDefaults.ini");
+            string masterFileName = startupConfig.GetString("inimaster", "OpenSimDefaults.ini");
 
             if (masterFileName == "none")
                 masterFileName = String.Empty;
@@ -207,26 +206,13 @@ namespace OpenSim
                 Environment.Exit(1);
             }
 
+            // Merge OpSys env vars
+            m_log.Info("[CONFIG]: Loading environment variables for Config");
+            Util.MergeEnvironmentToConfig(m_config.Source);
+
             // Make sure command line options take precedence
             m_config.Source.Merge(argvSource);
 
-            IConfig enVars = m_config.Source.Configs["Environment"];
-
-            if( enVars != null )
-            {
-                string[] env_keys = enVars.GetKeys();
-
-                foreach ( string key in env_keys )
-                {
-                    envConfigSource.AddEnv(key, string.Empty);
-                }
-
-                envConfigSource.LoadEnv();
-                m_config.Source.Merge(envConfigSource);
-            }
-
-            m_config.Source.ExpandKeyValues();
-
             ReadConfigSettings();
 
             return m_config;
diff --git a/OpenSim/Server/Base/ServicesServerBase.cs b/OpenSim/Server/Base/ServicesServerBase.cs
index 667cef8..8352ee2 100644
--- a/OpenSim/Server/Base/ServicesServerBase.cs
+++ b/OpenSim/Server/Base/ServicesServerBase.cs
@@ -49,9 +49,7 @@ namespace OpenSim.Server.Base
     {
         // Logger
         //
-        private static readonly ILog m_log =
-                LogManager.GetLogger(
-                MethodBase.GetCurrentMethod().DeclaringType);
+        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
 
         // Command line args
         //
@@ -72,11 +70,9 @@ namespace OpenSim.Server.Base
         public ServicesServerBase(string prompt, string[] args) : base()
         {
             // Save raw arguments
-            //
             m_Arguments = args;
 
             // Read command line
-            //
             ArgvConfigSource argvConfig = new ArgvConfigSource(args);
 
             argvConfig.AddSwitch("Startup", "console", "c");
@@ -86,7 +82,6 @@ namespace OpenSim.Server.Base
             argvConfig.AddSwitch("Startup", "logconfig", "g");
 
             // Automagically create the ini file name
-            //
             string fileName = Path.GetFileNameWithoutExtension(Assembly.GetEntryAssembly().Location);
             string iniFile = fileName + ".ini";
             string logConfig = null;
@@ -95,19 +90,17 @@ namespace OpenSim.Server.Base
             if (startupConfig != null)
             {
                 // Check if a file name was given on the command line
-                //
                 iniFile = startupConfig.GetString("inifile", iniFile);
-                //
+
                 // Check if a prompt was given on the command line
                 prompt = startupConfig.GetString("prompt", prompt);
-                //
+                
                 // Check for a Log4Net config file on the command line
-                logConfig =startupConfig.GetString("logconfig",logConfig);
+                logConfig =startupConfig.GetString("logconfig", logConfig);
             }
 
-            // Find out of the file name is a URI and remote load it
-            // if it's possible. Load it as a local file otherwise.
-            //
+            // Find out of the file name is a URI and remote load it if possible.
+            // Load it as a local file otherwise.
             Uri configUri;
 
             try
@@ -129,13 +122,14 @@ namespace OpenSim.Server.Base
                 Environment.Exit(1);
             }
 
-            // Merge the configuration from the command line into the
-            // loaded file
-            //
+            // Merge OpSys env vars
+            m_log.Info("[CONFIG]: Loading environment variables for Config");
+            Util.MergeEnvironmentToConfig(Config);
+            
+            // Merge the configuration from the command line into the loaded file
             Config.Merge(argvConfig);
 
             // Refresh the startupConfig post merge
-            //
             if (Config.Configs["Startup"] != null)
             {
                 startupConfig = Config.Configs["Startup"];
@@ -145,13 +139,10 @@ namespace OpenSim.Server.Base
 
             prompt = startupConfig.GetString("Prompt", prompt);
 
-            // Allow derived classes to load config before the console is
-            // opened.
-            //
+            // Allow derived classes to load config before the console is opened.
             ReadConfig();
 
             // Create main console
-            //
             string consoleType = "local";
             if (startupConfig != null)
                 consoleType = startupConfig.GetString("console", consoleType);
@@ -195,7 +186,6 @@ namespace OpenSim.Server.Base
 
             // Allow derived classes to perform initialization that
             // needs to be done after the console has opened
-            //
             Initialise();
         }