Added func to expire PAKs

preauth_keys.go

@@ -67,6 +67,13 @@ func (h *Headscale) GetPreAuthKeys(namespaceName string) (*[]PreAuthKey, error)
 	return &keys, nil
 }
 
+func (h *Headscale) MarkExpirePreAuthKey(k *PreAuthKey) error {
+	if err := h.db.Model(&k).Update("Expiration", time.Now()).Error; err != nil {
+		return err
+	}
+	return nil
+}
+
 // checkKeyValidity does the heavy lifting for validation of the PreAuthKey coming from a node
 // If returns no error and a PreAuthKey, it can be used
 func (h *Headscale) checkKeyValidity(k string) (*PreAuthKey, error) {