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fix s3 streaming uploads broken by go/net bump #1512

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fix s3 streaming uploads broken by go/net bump #1512

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7705a80
check content-encoding for chunked
sh4dowb Aug 2, 2025
2d7b012
rename isTransferEncodingChunked to isEncodingChunked
sh4dowb Sep 1, 2025
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3 changes: 2 additions & 1 deletion connection/quic_connection.go
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Original file line number Diff line number Diff line change
Expand Up @@ -386,10 +386,11 @@ func setContentLength(req *http.Request) error {
}

func isTransferEncodingChunked(req *http.Request) bool {
contentEncodingVal := req.Header.Get("Content-Encoding") // AWS S3 uses Content-Encoding: aws-chunked
transferEncodingVal := req.Header.Get("Transfer-Encoding")
// https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Transfer-Encoding suggests that this can be a comma
// separated value as well.
return strings.Contains(strings.ToLower(transferEncodingVal), "chunked")
return strings.Contains(strings.ToLower(transferEncodingVal), "chunked") || strings.Contains(strings.ToLower(contentEncodingVal), "chunked")
}

// A helper struct that guarantees a call to close only affects read side, but not write side.
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