From a26f70a12b1289231d705bc002fe1df3180cb6c5 Mon Sep 17 00:00:00 2001
From: Francis Lavoie <lavofr@gmail.com>
Date: Mon, 30 Nov 2020 12:20:30 -0500
Subject: headers: Fix Caddyfile parsing with request matcher (#3892)
---
modules/caddyhttp/headers/caddyfile.go | 4 ++++
1 file changed, 4 insertions(+)
(limited to 'modules')
diff --git a/modules/caddyhttp/headers/caddyfile.go b/modules/caddyhttp/headers/caddyfile.go
index 75498b2..574e54b 100644
--- a/modules/caddyhttp/headers/caddyfile.go
+++ b/modules/caddyhttp/headers/caddyfile.go
@@ -46,6 +46,10 @@ func init() {
// and ? conditionally sets a value only if the header field is not already
// set.
func parseCaddyfile(h httpcaddyfile.Helper) ([]httpcaddyfile.ConfigValue, error) {
+ if !h.Next() {
+ return nil, h.ArgErr()
+ }
+
matcherSet, err := h.ExtractMatcherSet()
if err != nil {
return nil, err
--
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