/// <summary>
/// Add configuration from Azure KeyVault. Providers configured prior to
/// this one will be used to get Azure KeyVault connection details.
/// </summary>
/// <param name="builder"></param>
/// <param name="allowInteractiveLogon"></param>
/// <param name="singleton"></param>
/// <param name="keyVaultUrlVarName"></param>
/// <param name="providerPriority"> Determines where in the configuration
/// providers chain current provider should be added. Default to lowest
/// </param>
/// <returns></returns>
public static IConfigurationBuilder AddFromKeyVault(this IConfigurationBuilder builder,
ConfigurationProviderPriority providerPriority = ConfigurationProviderPriority.Lowest,
bool allowInteractiveLogon = false, bool singleton = true, string keyVaultUrlVarName = null)
{
var configuration = builder.Build();
var provider = KeyVaultConfigurationProvider.CreateInstanceAsync(
allowInteractiveLogon, singleton, configuration, keyVaultUrlVarName).Result;
if (provider != null)
{
switch (providerPriority)
{
case ConfigurationProviderPriority.Highest:
builder.Add(provider);
break;
case ConfigurationProviderPriority.Lowest:
builder.Sources.Insert(0, provider);
break;
default:
throw new ArgumentException(
$"Unknown ConfigurationProviderPriority value: {providerPriority}");
}
}
return(builder);
}
/// <summary>
/// Add configuration from Azure KeyVault. Providers configured prior to
/// this one will be used to get Azure KeyVault connection details.
/// </summary>
/// <param name="builder"></param>
/// <param name="allowInteractiveLogon"></param>
/// <param name="singleton"></param>
/// <param name="keyVaultUrlVarName"></param>
/// <param name="providerPriority"> Determines where in the configuration
/// providers chain current provider should be added. Default to lowest
/// </param>
/// <returns></returns>
public static IConfigurationBuilder AddFromKeyVault(this IConfigurationBuilder builder,
ConfigurationProviderPriority providerPriority = ConfigurationProviderPriority.Lowest,
bool allowInteractiveLogon = false, bool singleton = true, string keyVaultUrlVarName = null)
{
var configuration = builder.Build();
// Check if configuration should be loaded from KeyVault, default to true.
var keyVaultConfigEnabled = configuration.GetValue(PcsVariable.PCS_KEYVAULT_CONFIG_ENABLED, true);
if (!keyVaultConfigEnabled)
{
return(builder);
}
var provider = KeyVaultConfigurationProvider.CreateInstanceAsync(
allowInteractiveLogon, singleton, configuration, keyVaultUrlVarName).Result;
if (provider != null)
{
switch (providerPriority)
{
case ConfigurationProviderPriority.Highest:
builder.Add(provider);
break;
case ConfigurationProviderPriority.Lowest:
builder.Sources.Insert(0, provider);
break;
default:
throw new ArgumentException(
$"Unknown ConfigurationProviderPriority value: {providerPriority}");
}
}
return(builder);
}