From 7b0b9ac3b439be2ee24c96cc7b18b74f911b51a0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=88=98=E7=A5=A5=E8=B6=85?= <iwind.liu@gmail.com>
Date: Thu, 31 Mar 2022 16:22:23 +0800
Subject: [PATCH] =?UTF-8?q?=E5=8F=AA=E6=9C=89=E6=BB=A1=E8=B6=B3=E7=BC=93?=
 =?UTF-8?q?=E5=AD=98=E6=9D=A1=E4=BB=B6=E7=9A=84=E5=9B=BE=E7=89=87=E5=86=85?=
 =?UTF-8?q?=E5=AE=B9=E6=89=8D=E4=BC=9A=E8=A2=AB=E8=BD=AC=E6=8D=A2?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 internal/nodes/http_writer.go | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/internal/nodes/http_writer.go b/internal/nodes/http_writer.go
index be9627a..ba06d6d 100644
--- a/internal/nodes/http_writer.go
+++ b/internal/nodes/http_writer.go
@@ -443,6 +443,11 @@ func (this *HTTPWriter) PrepareWebP(resp *http.Response, size int64) {
 		return
 	}
 
+	// 只有在开启了缓存之后，才会转换，防止占用的系统资源过高
+	if this.req.cacheRef == nil {
+		return
+	}
+
 	var contentType = this.GetHeader("Content-Type")
 
 	if this.req.web != nil &&