protected override object OnCreate(string configName, Type type)
{
string fileFullPath = ConfigPathHelper.GetConfigFileFullPath(configName);
object obj = LocalConfigurationManager.Instance.GetConfigInstance(fileFullPath, type);
if (obj != null)
{
return(obj);
}
//download from remote!
DownloadRemoteConfig(GenerateUniqueConfigName(configName, type));
return(LocalConfigurationManager.Instance.GetConfigInstance(fileFullPath, type));
}
private void DownloadRemoteConfig(string configName_Type_Key)
{
//get remote config download func
var func = _RemoteFunctions.SafeGet <string, Func <object> >(configName_Type_Key) ?? throw new KeyNotFoundException($"The Configuration key[{configName_Type_Key}] is not registered!");
string fileFullPath = ConfigPathHelper.GetConfigFileFullPath(configName_Type_Key.Substring(0, configName_Type_Key.IndexOf(ConfigurationConst.SPLITE_SYMBOL)));
string tmpFile = fileFullPath + "." + Guid.NewGuid().ToString("N");
try
{
_logger.LogDebug($"config '{fileFullPath}' pulling...");
//get remote config
var config = func.Invoke();
SaveToFile(tmpFile, config);
//backup
//BackUpConfig(fileFullPath);
//this sucks, but this is to reduce the confliction of writing and reading
// because of sucks of Windows, the copyfile is non-transaction.
// we must remove the file before change its name!!!
if (File.Exists(fileFullPath))
{
File.Delete(fileFullPath);
}
File.Move(tmpFile, fileFullPath);
_logger.LogDebug($"config '{fileFullPath}' pull success.");
}
catch (Exception ex)
{
_logger.LogError(ex, $"config '{fileFullPath}' pull error");
}
finally
{
if (File.Exists(tmpFile))
{
File.Delete(tmpFile);
}
}
}
protected override object OnCreate(string configName, Type type)
{
return(GetConfigInstance(ConfigPathHelper.GetConfigFileFullPath(configName), type));
}