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Forwarding status of errors on streams #3303

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Forwarding status of errors on streams #3303

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75a4b2f
clarify the use of an incomplete DATA frame to forward a malformed pa…
kazuho Dec 17, 2019
83f83ce
be more abstract, rather than giving advice on how to build a malform…
kazuho Dec 17, 2019
1fe230a
reorder the paragraph so that the text discussing about non-tunnels a…
kazuho Dec 18, 2019
08a32c4
Update draft-ietf-quic-http.md
kazuho Dec 18, 2019
3bcce5f
wordwrap
kazuho Dec 18, 2019
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7 changes: 7 additions & 0 deletions draft-ietf-quic-http.md
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Expand Up @@ -536,6 +536,13 @@ not acting as a tunnel) MUST NOT forward a malformed request or response.
Malformed requests or responses that are detected MUST be treated as a stream
error ({{errors}}) of type H3_GENERAL_PROTOCOL_ERROR.

An intermediary acting as a tunnel could carry HTTP messages from multiple
endpoints on one side to a single endpoint on the other side within a single
HTTP/3 connection. Such an intermediary might forward malformed HTTP messages
as well. To limit the scope of damage to the offending endpoint, an endpoint
that detects a malformed request or response MUST NOT escalate this error to a
connection-level error unless specified otherwise.

For malformed requests, a server MAY send an HTTP response prior to closing or
resetting the stream. Clients MUST NOT accept a malformed response. Note that
these requirements are intended to protect against several types of common
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