diff options
Diffstat (limited to 'modules/caddyhttp/reverseproxy/reverseproxy.go')
| -rw-r--r-- | modules/caddyhttp/reverseproxy/reverseproxy.go | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/modules/caddyhttp/reverseproxy/reverseproxy.go b/modules/caddyhttp/reverseproxy/reverseproxy.go index 1a559e5d..4f97edea 100644 --- a/modules/caddyhttp/reverseproxy/reverseproxy.go +++ b/modules/caddyhttp/reverseproxy/reverseproxy.go @@ -605,6 +605,18 @@ func (h Handler) prepareRequest(req *http.Request, repl *caddy.Replacer) (*http. req.Header.Set("User-Agent", "") } + // Indicate if request has been conveyed in early data. + // RFC 8470: "An intermediary that forwards a request prior to the + // completion of the TLS handshake with its client MUST send it with + // the Early-Data header field set to “1” (i.e., it adds it if not + // present in the request). An intermediary MUST use the Early-Data + // header field if the request might have been subject to a replay and + // might already have been forwarded by it or another instance + // (see Section 6.2)." + if req.TLS != nil && !req.TLS.HandshakeComplete { + req.Header.Set("Early-Data", "1") + } + reqUpType := upgradeType(req.Header) removeConnectionHeaders(req.Header) |