From 41c7bd27b495ab9b5edca7afb0cf99d5e1b52944 Mon Sep 17 00:00:00 2001
From: Matt Holt <mholt@users.noreply.github.com>
Date: Tue, 5 May 2020 12:33:21 -0600
Subject: httpserver: Add experimental H2C support (#3289)

* reverse_proxy: Initial attempt at H2C transport/client support (#3218)

I have not tested this yet

* Experimentally enabling H2C server support (closes #3227)

See also #3218

I have not tested this

* reverseproxy: Clean up H2C transport a bit

* caddyhttp: Update godoc for h2c server; clarify experimental status

* caddyhttp: Fix trailers when recording responses (fixes #3236)

* caddyhttp: Tweak h2c config settings and docs
---
 modules/caddyhttp/reverseproxy/caddyfile.go | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'modules/caddyhttp/reverseproxy/caddyfile.go')

diff --git a/modules/caddyhttp/reverseproxy/caddyfile.go b/modules/caddyhttp/reverseproxy/caddyfile.go
index 9636936..56e2698 100644
--- a/modules/caddyhttp/reverseproxy/caddyfile.go
+++ b/modules/caddyhttp/reverseproxy/caddyfile.go
@@ -584,6 +584,7 @@ func (h *Handler) UnmarshalCaddyfile(d *caddyfile.Dispenser) error {
 //         tls_trusted_ca_certs <cert_files...>
 //         keepalive [off|<duration>]
 //         keepalive_idle_conns <max_count>
+//         versions <versions...>
 //     }
 //
 func (h *HTTPTransport) UnmarshalCaddyfile(d *caddyfile.Dispenser) error {
@@ -701,6 +702,12 @@ func (h *HTTPTransport) UnmarshalCaddyfile(d *caddyfile.Dispenser) error {
 				h.KeepAlive.MaxIdleConns = num
 				h.KeepAlive.MaxIdleConnsPerHost = num
 
+			case "versions":
+				h.Versions = d.RemainingArgs()
+				if len(h.Versions) == 0 {
+					return d.ArgErr()
+				}
+
 			default:
 				return d.Errf("unrecognized subdirective %s", d.Val())
 			}
-- 
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