public static Task SendHttpError(HttpResponse response, StatusCode statusCode, string message)
{
response.StatusCode = StatusCodes.Status415UnsupportedMediaType;
response.AppendTrailer(GrpcProtocolConstants.StatusTrailer, statusCode.ToTrailerString());
response.AppendTrailer(GrpcProtocolConstants.MessageTrailer, message);
return(response.WriteAsync(message));
}
public static Task SendHttpError(HttpResponse response, int httpStatusCode, StatusCode grpcStatusCode, string message)
{
response.StatusCode = httpStatusCode;
response.AppendTrailer(GrpcProtocolConstants.StatusTrailer, grpcStatusCode.ToTrailerString());
response.AppendTrailer(GrpcProtocolConstants.MessageTrailer, message);
return(response.WriteAsync(message));
}
public static void ConsolidateTrailers(this HttpResponse httpResponse, HttpContextServerCallContext context)
{
if (context.HasResponseTrailers)
{
foreach (var trailer in context.ResponseTrailers)
{
// TODO(juntaoluo): What about binary trailers
if (!trailer.IsBinary)
{
httpResponse.AppendTrailer(trailer.Key, trailer.Value);
}
}
}
// Append status trailers, these overwrite any existing status trailers set via ServerCallContext.ResponseTrailers
httpResponse.AppendTrailer(GrpcProtocolConstants.StatusTrailer, context.Status.StatusCode.ToTrailerString());
httpResponse.AppendTrailer(GrpcProtocolConstants.MessageTrailer, context.Status.Detail);
}
public static void ConsolidateTrailers(this HttpResponse httpResponse, HttpContextServerCallContext context)
{
if (context.HasResponseTrailers)
{
foreach (var trailer in context.ResponseTrailers)
{
if (trailer.IsBinary)
{
httpResponse.AppendTrailer(trailer.Key, Convert.ToBase64String(trailer.ValueBytes));
}
else
{
httpResponse.AppendTrailer(trailer.Key, trailer.Value);
}
}
}
// Append status trailers, these overwrite any existing status trailers set via ServerCallContext.ResponseTrailers
GrpcProtocolHelpers.AppendStatusTrailers(httpResponse, context.Status);
}
public static void AppendStatusTrailers(HttpResponse response, Status status)
{
response.AppendTrailer(GrpcProtocolConstants.StatusTrailer, status.StatusCode.ToTrailerString());
response.AppendTrailer(GrpcProtocolConstants.MessageTrailer, status.Detail);
}
/// <summary>
/// Sets the Server-Timing trailer header value.
/// </summary>
/// <param name="response">The response.</param>
/// <param name="metrics">The metrics.</param>
public static void SetServerTimingTrailer(this HttpResponse response, params ServerTimingMetric[] metrics)
{
ServerTimingHeaderValue serverTiming = new ServerTimingHeaderValue(metrics);
response.AppendTrailer(HeaderNames.ServerTiming, serverTiming.ToString());
}
/// <summary>
/// Sets the Server-Timing trailer header value.
/// </summary>
/// <param name="response">The response.</param>
/// <param name="serverTiming">The Server-Timing header value.</param>
public static void SetServerTimingTrailer(this HttpResponse response, ServerTimingHeaderValue serverTiming)
{
response.AppendTrailer(HeaderNames.ServerTiming, serverTiming?.ToString());
}
