增加支持走代理

src/config.go

@@ -42,6 +42,7 @@ type AppConfig struct {
 	Proxy struct {
 		WhiteList []string `toml:"whiteList"` // 代理白名单（仓库级别）
 		BlackList []string `toml:"blackList"` // 代理黑名单（仓库级别）
+		Socks5    string   `toml:"socks5"`    // SOCKS5代理地址: socks5://[user:pass@]host:port
 	} `toml:"proxy"`
 
 	Download struct {
@@ -97,9 +98,11 @@ func DefaultConfig() *AppConfig {
 		Proxy: struct {
 			WhiteList []string `toml:"whiteList"`
 			BlackList []string `toml:"blackList"`
+			Socks5    string   `toml:"socks5"`
 		}{
 			WhiteList: []string{},
 			BlackList: []string{},
+			Socks5:    "", // 默认不使用代理
 		},
 		Download: struct {
 			MaxImages int `toml:"maxImages"`

src/config.toml

@@ -37,7 +37,13 @@ blackList = [
     "baduser/malicious-repo",
     "*/malicious-repo",
     "baduser/*"
-] 
+]
+
+# SOCKS5代理配置，支持有用户名/密码认证和无认证模式
+# 无认证: socks5://127.0.0.1:1080
+# 有认证: socks5://username:password@127.0.0.1:1080
+# 留空不使用代理
+socks5 = "" 
 
 [download]
 # 批量下载离线镜像数量限制

src/docker.go

@@ -72,6 +72,7 @@ func initDockerProxy() {
 	options := []remote.Option{
 		remote.WithAuth(authn.Anonymous),
 		remote.WithUserAgent("hubproxy/go-containerregistry"),
+		remote.WithTransport(GetGlobalHTTPClient().Transport),
 	}
 
 	dockerProxy = &DockerProxy{
@@ -407,9 +408,10 @@ func proxyDockerAuthOriginal(c *gin.Context) {
 		authURL += "?" + c.Request.URL.RawQuery
 	}
 
-	// 创建HTTP客户端
+	// 创建HTTP客户端，复用全局传输配置（包含代理设置）
 	client := &http.Client{
-		Timeout: 30 * time.Second,
+		Timeout:   30 * time.Second,
+		Transport: GetGlobalHTTPClient().Transport,
 	}
 
 	// 创建请求
@@ -664,6 +666,7 @@ func createUpstreamOptions(mapping RegistryMapping) []remote.Option {
 	options := []remote.Option{
 		remote.WithAuth(authn.Anonymous),
 		remote.WithUserAgent("hubproxy/go-containerregistry"),
+		remote.WithTransport(GetGlobalHTTPClient().Transport),
 	}
 
 	// 根据Registry类型添加特定的认证选项（方便后续扩展）

src/http_client.go

@@ -1,9 +1,14 @@
 package main
 
 import (
+	"context"
+	"log"
 	"net"
 	"net/http"
+	"net/url"
 	"time"
+
+	"golang.org/x/net/proxy"
 )
 
 var (
@@ -15,13 +20,65 @@ var (
 
 // initHTTPClients 初始化HTTP客户端
 func initHTTPClients() {
+	cfg := GetConfig()
+	
+	// 创建DialContext函数，支持SOCKS5代理
+	createDialContext := func(timeout time.Duration) func(ctx context.Context, network, addr string) (net.Conn, error) {
+		if cfg.Proxy.Socks5 == "" {
+			// 没有配置代理，使用直连
+			dialer := &net.Dialer{
+				Timeout:   timeout,
+				KeepAlive: 30 * time.Second,
+			}
+			return dialer.DialContext
+		}
+		
+		// 解析SOCKS5代理URL
+		proxyURL, err := url.Parse(cfg.Proxy.Socks5)
+		if err != nil {
+			log.Printf("SOCKS5代理配置错误，使用直连: %v", err)
+			dialer := &net.Dialer{
+				Timeout:   timeout,
+				KeepAlive: 30 * time.Second,
+			}
+			return dialer.DialContext
+		}
+		
+		// 创建基础dialer
+		baseDialer := &net.Dialer{
+			Timeout:   timeout,
+			KeepAlive: 30 * time.Second,
+		}
+		
+		// 创建SOCKS5代理dialer
+		var auth *proxy.Auth
+		if proxyURL.User != nil {
+			if password, ok := proxyURL.User.Password(); ok {
+				auth = &proxy.Auth{
+					User:     proxyURL.User.Username(),
+					Password: password,
+				}
+			}
+		}
+		
+		socks5Dialer, err := proxy.SOCKS5("tcp", proxyURL.Host, auth, baseDialer)
+		if err != nil {
+			log.Printf("创建SOCKS5代理失败，使用直连: %v", err)
+			return baseDialer.DialContext
+		}
+		
+		log.Printf("使用SOCKS5代理: %s", proxyURL.Host)
+		
+		// 返回带上下文的dial函数
+		return func(ctx context.Context, network, addr string) (net.Conn, error) {
+			return socks5Dialer.Dial(network, addr)
+		}
+	}
+	
 	// 代理客户端配置 - 适用于大文件传输
 	globalHTTPClient = &http.Client{
 		Transport: &http.Transport{
-			DialContext: (&net.Dialer{
-				Timeout:   30 * time.Second,
-				KeepAlive: 30 * time.Second,
-			}).DialContext,
+			DialContext:           createDialContext(30 * time.Second),
 			MaxIdleConns:          1000,
 			MaxIdleConnsPerHost:   1000,
 			IdleConnTimeout:       90 * time.Second,
@@ -35,10 +92,7 @@ func initHTTPClients() {
 	searchHTTPClient = &http.Client{
 		Timeout: 10 * time.Second,
 		Transport: &http.Transport{
-			DialContext: (&net.Dialer{
-				Timeout:   5 * time.Second,
-				KeepAlive: 30 * time.Second,
-			}).DialContext,
+			DialContext:         createDialContext(5 * time.Second),
 			MaxIdleConns:        100,
 			MaxIdleConnsPerHost: 10,
 			IdleConnTimeout:     90 * time.Second,