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QGrpcHttp2Channel: Report data loss for incomplete trailing messages 

In case we receive the endStream flag when processing received data, we
now return a non-ok QGrpcStatus if there's still unprocessed data in the
intermediate container.

[ChangeLog][QGrpcHttp2Channel][Important Behavior Changes] finishes the
communication with a non-ok QGrpcStatus (DataLoss) when the stream is
closed with unprocessed trailing data.

Pick-to: 6.10 6.9 6.8
Change-Id: I53d36c012d6cab57f4d8b652518ff5ccd5be24f2
Reviewed-by: Alexey Edelev <alexey.edelev@qt.io>
This commit is contained in:
Dennis Oberst 2025-09-22 13:15:05 +02:00
parent 88b73b67b0
commit dbf2b504c7
1 changed files with 8 additions and 1 deletions
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9
src/grpc/qgrpchttp2channel.cpp
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@ -546,8 +546,15 @@ void Http2Handler::attachStream(QHttp2Stream *stream_)
emit m_context->messageReceived(frame->payload);
}
if (endStream)
if (endStream) {
if (const auto bytes = m_grpcDataParser.bytesAvailable()) {
finish({ QtGrpc::StatusCode::DataLoss,
"Unexcpected end of stream with %1 bytes remaining"_L1
.arg(QString::number(bytes)) });
return;
}
finish({});
}
});
connect(m_stream.get(), &QHttp2Stream::uploadFinished, this, &Http2Handler::processQueue);