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-rw-r--r--modules/caddyhttp/headers/headers.go16
1 files changed, 16 insertions, 0 deletions
diff --git a/modules/caddyhttp/headers/headers.go b/modules/caddyhttp/headers/headers.go
index f8d3fdc..ac1ab94 100644
--- a/modules/caddyhttp/headers/headers.go
+++ b/modules/caddyhttp/headers/headers.go
@@ -192,6 +192,19 @@ type RespHeaderOps struct {
// ApplyTo applies ops to hdr using repl.
func (ops HeaderOps) ApplyTo(hdr http.Header, repl *caddy.Replacer) {
+ // 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
+ // it also
+ for _, fieldName := range ops.Delete {
+ fieldName = repl.ReplaceKnown(fieldName, "")
+ if fieldName == "*" {
+ for existingField := range hdr {
+ delete(hdr, existingField)
+ }
+ }
+ }
+
// add
for fieldName, vals := range ops.Add {
fieldName = repl.ReplaceKnown(fieldName, "")
@@ -215,6 +228,9 @@ func (ops HeaderOps) ApplyTo(hdr http.Header, repl *caddy.Replacer) {
// delete
for _, fieldName := range ops.Delete {
fieldName = strings.ToLower(repl.ReplaceKnown(fieldName, ""))
+ if fieldName == "*" {
+ continue // handled above
+ }
switch {
case strings.HasPrefix(fieldName, "*") && strings.HasSuffix(fieldName, "*"):
for existingField := range hdr {