private async Task ReadCredentialMetadata(HttpClient client, HttpRequestMessage message, CallCredentials credentials)
{
var configurator = new CallCredentialsConfigurator();
credentials.InternalPopulateConfiguration(configurator, null);
if (configurator.Interceptor != null)
{
var authInterceptorContext = new AuthInterceptorContext(client.BaseAddress.OriginalString, Method.FullName);
var metadata = new Metadata();
await configurator.Interceptor(authInterceptorContext, metadata).ConfigureAwait(false);
foreach (var entry in metadata)
{
AddHeader(message.Headers, entry);
}
}
if (configurator.Credentials != null)
{
foreach (var c in configurator.Credentials)
{
await ReadCredentialMetadata(client, message, c).ConfigureAwait(false);
}
}
}
/// <summary>
/// Creates native object for the credentials.
/// </summary>
/// <returns>The native credentials.</returns>
public static CallCredentialsSafeHandle ToNativeCredentials(this CallCredentials credentials)
{
var configurator = new DefaultCallCredentialsConfigurator();
credentials.InternalPopulateConfiguration(configurator, credentials);
return(configurator.NativeCredentials);
}
/// <summary>
/// Returns the async auth interceptor derived from the given channel credentials, or null
/// if the channel credentials don't involve an interceptor.
/// </summary>
/// <param name="credentials">The channel credentials to convert.</param>
internal static AsyncAuthInterceptor ToAsyncAuthInterceptor(this CallCredentials credentials)
{
var configurator = new RestCallCredentialsConfigurator();
credentials.InternalPopulateConfiguration(configurator, null);
return(configurator.Interceptor);
}
