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pass frame / stream type parsing errors to the hijacker callbacks

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When a stream is reset, we might not have received the frame / stream
type yet. The callback might be able to identify if it was a stream
intended for that application by analyzing the stream reset error.
This commit is contained in:
Marten Seemann
2022-05-23 21:56:47 +02:00
parent 5cb2e8265c
commit 96c0daceca
7 changed files with 181 additions and 36 deletions
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8
http3/roundtrip.go
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@@ -53,13 +53,17 @@ type RoundTripper struct {
// When set, this callback is called for the first unknown frame parsed on a bidirectional stream.
// It is called right after parsing the frame type.
// If parsing the frame type fails, the error is passed to the callback.
// In that case, the frame type will not be set.
// Callers can either ignore the frame and return control of the stream back to HTTP/3
// (by returning hijacked false).
// Alternatively, callers can take over the QUIC stream (by returning hijacked true).
StreamHijacker func(FrameType, quic.Connection, quic.Stream) (hijacked bool, err error)
StreamHijacker func(FrameType, quic.Connection, quic.Stream, error) (hijacked bool, err error)
// When set, this callback is called for unknown unidirectional stream of unknown stream type.
UniStreamHijacker func(StreamType, quic.Connection, quic.ReceiveStream) (hijacked bool)
// If parsing the stream type fails, the error is passed to the callback.
// In that case, the stream type will not be set.
UniStreamHijacker func(StreamType, quic.Connection, quic.ReceiveStream, error) (hijacked bool)
// Dial specifies an optional dial function for creating QUIC
// connections for requests.