document multi-value headers as undefined

For #213
kubernetes-sigs · Aug 11, 2021 · 292a25e · 292a25e
1 parent 73456c6
commit 292a25e
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/apis/v1alpha2/httproute_types.go b/apis/v1alpha2/httproute_types.go
@@ -349,6 +349,9 @@ type HTTPHeaderMatch struct {
 	// case-insensitivity of header names, "foo" and "Foo" are considered
 	// equivalent.
 	//
+	// Matching behavior for headers with multiple values (like `Forwarded-for`)
+	// is not defined by this spec.
+	//
 	// +kubebuilder:validation:MinLength=1
 	// +kubebuilder:validation:MaxLength=256
 	Name string `json:"name"`