From 83ac62cda3a40a96e87acbd6663264aaefad0d6f 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, 15 Jun 2023 15:14:06 +0800
Subject: [PATCH] =?UTF-8?q?=E7=BC=93=E5=AD=98=E6=9D=A1=E4=BB=B6=E5=A2=9E?=
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---
 internal/nodes/http_request_cache.go | 17 ++++++++++-------
 1 file changed, 10 insertions(+), 7 deletions(-)

diff --git a/internal/nodes/http_request_cache.go b/internal/nodes/http_request_cache.go
index 3418321..52ba862 100644
--- a/internal/nodes/http_request_cache.go
+++ b/internal/nodes/http_request_cache.go
@@ -241,16 +241,19 @@ func (this *HTTPRequest) doCacheRead(useStale bool) (shouldStop bool) {
 		reader, err = storage.OpenReader(key, useStale, false)
 		if err != nil && this.cacheRef.AllowPartialContent {
 			// 尝试读取分片的缓存内容
-			if len(rangeHeader) == 0 {
+			if len(rangeHeader) == 0 && this.cacheRef.ForcePartialContent {
 				// 默认读取开头
 				rangeHeader = "bytes=0-"
 			}
-			pReader, ranges := this.tryPartialReader(storage, key, useStale, rangeHeader)
-			if pReader != nil {
-				isPartialCache = true
-				reader = pReader
-				partialRanges = ranges
-				err = nil
+
+			if len(rangeHeader) > 0 {
+				pReader, ranges := this.tryPartialReader(storage, key, useStale, rangeHeader)
+				if pReader != nil {
+					isPartialCache = true
+					reader = pReader
+					partialRanges = ranges
+					err = nil
+				}
 			}
 		}