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fix: [#6683] Timeout issue when using DLASE #6696

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tracyboehrer merged 2 commits into from
Oct 6, 2023
Merged

fix: [#6683] Timeout issue when using DLASE #6696

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f5050ab
Add Http 202 (Accepted) for DLASE
sw-joelmut Oct 4, 2023
faa7f42
Fix unit tests
sw-joelmut Oct 5, 2023
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5 changes: 4 additions & 1 deletion libraries/Microsoft.Bot.Connector.Streaming/Session/StreamingSession.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,7 @@
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net;
using System.Runtime.InteropServices;
using System.Text.Json;
using System.Threading;
Expand Down Expand Up @@ -91,7 +92,7 @@ public async Task<ReceiveResponse> SendRequestAsync(StreamingRequest request, Ca
}
}

return await responseCompletionSource.Task.DefaultTimeOutAsync().ConfigureAwait(false);
return await responseCompletionSource.Task.DefaultTimeOutAsync().ConfigureAwait(false);
}

public async Task SendResponseAsync(Header header, StreamingResponse response, CancellationToken cancellationToken)
Expand Down Expand Up @@ -358,6 +359,8 @@ private void ProcessRequest(Guid id, ReceiveRequest request)
{
_ = Task.Run(async () =>
{
// Send an HTTP 202 (Accepted) response right away, otherwise, while under high streaming load, the conversation times out due to not having a response in the request/response time frame.
await SendResponseAsync(new Header { Id = id, Type = PayloadTypes.Response }, new StreamingResponse { StatusCode = (int)HttpStatusCode.Accepted }, _connectionCancellationToken).ConfigureAwait(false);
var streamingResponse = await _receiver.ProcessRequestAsync(request, null).ConfigureAwait(false);
await SendResponseAsync(new Header() { Id = id, Type = PayloadTypes.Response }, streamingResponse, _connectionCancellationToken).ConfigureAwait(false);

Expand Down