From 57d27c1b58e3e47d813a48a60557f013dc3b87d1 Mon Sep 17 00:00:00 2001 From: Matt Holt Date: Tue, 10 May 2022 15:25:58 -0600 Subject: [PATCH] reverseproxy: Support http1.1>h2c (close #4777) (#4778) --- modules/caddyhttp/reverseproxy/httptransport.go | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/modules/caddyhttp/reverseproxy/httptransport.go b/modules/caddyhttp/reverseproxy/httptransport.go index f7472bea2..264bd2aa8 100644 --- a/modules/caddyhttp/reverseproxy/httptransport.go +++ b/modules/caddyhttp/reverseproxy/httptransport.go @@ -247,8 +247,8 @@ func (h *HTTPTransport) RoundTrip(req *http.Request) (*http.Response, error) { h.SetScheme(req) // if H2C ("HTTP/2 over cleartext") is enabled and the upstream request is - // HTTP/2 without TLS, use the alternate H2C-capable transport instead - if req.ProtoMajor == 2 && req.URL.Scheme == "http" && h.h2cTransport != nil { + // HTTP without TLS, use the alternate H2C-capable transport instead + if req.URL.Scheme == "http" && h.h2cTransport != nil { return h.h2cTransport.RoundTrip(req) }