From bd9f590b0ac6a3d94a320f0bf7db76526d0761ea Mon Sep 17 00:00:00 2001
From: wjqserver <114663932+WJQSERVER@users.noreply.github.com>
Date: Sun, 14 Sep 2025 07:31:41 +0800
Subject: [PATCH] 4.3.4

---
 CHANGELOG.md       |  4 ++++
 proxy/chunkreq.go  | 11 +++--------
 proxy/nest.go      | 36 +++---------------------------------
 proxy/reqheader.go |  3 ++-
 4 files changed, 12 insertions(+), 42 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 29e7720..5987eb6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # 更新日志
 
+4.3.4 - 2025-09-10
+---
+- CHANGE: 改进嵌套加速实现, 增强稳定性
+
 4.3.3 - 2025-09-10
 ---
 - CHANGE: 增强对[wanf](https://github.com/WJQSERVER/wanf)的支持
diff --git a/proxy/chunkreq.go b/proxy/chunkreq.go
index 9227b78..7e3725e 100644
--- a/proxy/chunkreq.go
+++ b/proxy/chunkreq.go
@@ -127,18 +127,14 @@ func ChunkedProxyRequest(ctx context.Context, c *touka.Context, u string, cfg *c
 	defer bodyReader.Close()
 
 	if MatcherShell(u) && matchString(matcher) && cfg.Shell.Editor {
-		// 判断body是不是gzip
-		var compress string
-		if resp.Header.Get("Content-Encoding") == "gzip" {
-			compress = "gzip"
-		}
 
 		c.Debugf("Use Shell Editor: %s %s %s %s %s", c.ClientIP(), c.Request.Method, u, c.UserAgent(), c.Request.Proto)
-		c.Header("Content-Length", "")
+		c.DelHeader("Content-Length")
+		c.DelHeader("Content-Encoding")
 
 		var reader io.Reader
 
-		reader, _, err = processLinks(bodyReader, compress, c.Request.Host, cfg, c)
+		reader, _, err = processLinks(bodyReader, c.Request.Host, cfg, c)
 		c.WriteStream(reader)
 		if err != nil {
 			c.Errorf("%s %s %s %s %s Failed to copy response body: %v", c.ClientIP(), c.Request.Method, u, c.UserAgent(), c.Request.Proto, err)
@@ -146,7 +142,6 @@ func ChunkedProxyRequest(ctx context.Context, c *touka.Context, u string, cfg *c
 			return
 		}
 	} else {
-
 		if contentLength != "" {
 			c.SetHeader("Content-Length", contentLength)
 			c.WriteStream(bodyReader)
diff --git a/proxy/nest.go b/proxy/nest.go
index 4f93f20..675e4a3 100644
--- a/proxy/nest.go
+++ b/proxy/nest.go
@@ -2,7 +2,6 @@ package proxy
 
 import (
 	"bufio"
-	"compress/gzip"
 	"fmt"
 	"ghproxy/config"
 	"io"
@@ -66,7 +65,7 @@ func modifyURL(url string, host string, cfg *config.Config) string {
 }
 
 // processLinks 处理链接，返回包含处理后数据的 io.Reader
-func processLinks(input io.ReadCloser, compress string, host string, cfg *config.Config, c *touka.Context) (readerOut io.Reader, written int64, err error) {
+func processLinks(input io.ReadCloser, host string, cfg *config.Config, c *touka.Context) (readerOut io.Reader, written int64, err error) {
 	pipeReader, pipeWriter := io.Pipe() // 创建 io.Pipe
 	readerOut = pipeReader
 
@@ -97,43 +96,14 @@ func processLinks(input io.ReadCloser, compress string, host string, cfg *config
 
 		var bufReader *bufio.Reader
 
-		if compress == "gzip" {
-			// 解压gzip
-			gzipReader, gzipErr := gzip.NewReader(input)
-			if gzipErr != nil {
-				err = fmt.Errorf("gzip解压错误: %v", gzipErr)
-				return // Goroutine 中使用 return 返回错误
-			}
-			defer gzipReader.Close()
-			bufReader = bufio.NewReader(gzipReader)
-		} else {
-			bufReader = bufio.NewReader(input)
-		}
+		bufReader = bufio.NewReader(input)
 
 		var bufWriter *bufio.Writer
-		var gzipWriter *gzip.Writer
 
-		// 根据是否gzip确定 writer 的创建
-		if compress == "gzip" {
-			gzipWriter = gzip.NewWriter(pipeWriter)           // 使用 pipeWriter
-			bufWriter = bufio.NewWriterSize(gzipWriter, 4096) //设置缓冲区大小
-		} else {
-			bufWriter = bufio.NewWriterSize(pipeWriter, 4096) // 使用 pipeWriter
-		}
+		bufWriter = bufio.NewWriterSize(pipeWriter, 4096) // 使用 pipeWriter
 
 		//确保writer关闭
 		defer func() {
-			var closeErr error // 局部变量，用于保存defer中可能发生的错误
-
-			if gzipWriter != nil {
-				if closeErr = gzipWriter.Close(); closeErr != nil {
-					c.Errorf("gzipWriter close failed %v", closeErr)
-					// 如果已经存在错误，则保留。否则，记录此错误。
-					if err == nil {
-						err = closeErr
-					}
-				}
-			}
 			if flushErr := bufWriter.Flush(); flushErr != nil {
 				c.Errorf("writer flush failed %v", flushErr)
 				// 如果已经存在错误，则保留。否则，记录此错误。
diff --git a/proxy/reqheader.go b/proxy/reqheader.go
index c89dc76..57d8542 100644
--- a/proxy/reqheader.go
+++ b/proxy/reqheader.go
@@ -27,6 +27,7 @@ var (
 		"CDN-Loop":         {},
 		"Upgrade":          {},
 		"Connection":       {},
+		"Accept-Encoding":  {},
 	}
 
 	cloneHeadersToRemove = map[string]struct{}{
@@ -43,7 +44,7 @@ var (
 var (
 	defaultHeaders = map[string]string{
 		"Accept":            "*/*",
-		"Accept-Encoding":   "gzip",
+		"Accept-Encoding":   "",
 		"Transfer-Encoding": "chunked",
 		"User-Agent":        "GHProxy/1.0",
 	}