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headers: Make ApplyTo nil-safe (#7426)

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Tom Paulus 2026-01-06 14:39:58 -08:00 committed by GitHub
parent 80f2ae92cd
commit 6a57142896
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1 changed files with 4 additions and 1 deletions
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5
modules/caddyhttp/headers/headers.go
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@ -217,7 +217,10 @@ type RespHeaderOps struct {
}
// ApplyTo applies ops to hdr using repl.
func (ops HeaderOps) ApplyTo(hdr http.Header, repl *caddy.Replacer) {
func (ops *HeaderOps) ApplyTo(hdr http.Header, repl *caddy.Replacer) {
if ops == nil {
return
}
// before manipulating headers in other ways, check if there
// is configuration to delete all headers, and do that first
// because if a header is to be added, we don't want to delete