WAF规则模板中XSS注入检测规则使用“包含XSS注入”操作符替代以往的正则表达式

internal/waf/action_page.go

@@ -36,6 +36,10 @@ func (this *PageAction) WillChange() bool {
 
 // Perform the action
 func (this *PageAction) Perform(waf *WAF, group *RuleGroup, set *RuleSet, request requests.Request, writer http.ResponseWriter) (continueRequest bool, goNextSet bool) {
+	if writer == nil {
+		return
+	}
+
 	request.ProcessResponseHeaders(writer.Header(), this.Status)
 	writer.Header().Set("Content-Type", "text/html; charset=utf-8")
 	writer.WriteHeader(this.Status)