From b1f2b4f6c162fdd47055e292719b81c7bf6a431f Mon Sep 17 00:00:00 2001
From: mouyong <my24251325@gmail.com>
Date: Wed, 20 Aug 2025 09:34:02 +0800
Subject: [PATCH] =?UTF-8?q?fix(proxy):=20=E5=BC=BA=E5=88=B6=20SOCKS5=20?=
 =?UTF-8?q?=E4=BB=A3=E7=90=86=E4=BD=BF=E7=94=A8=20IPv4?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

WHAT: 为 SOCKS5 代理配置添加 family: 4 选项强制使用 IPv4 地址族
WHY: 解决 IPv4 主机名在代理连接时被意外解析到 IPv6 地址的问题，确保代理连接的稳定性和可预期性
HOW: 在 SocksProxyAgent 构造函数中添加 family: 4 配置选项；保持与现有 HTTP/HTTPS 代理的兼容性；无破坏性变更
---
 src/routes/openaiRoutes.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/routes/openaiRoutes.js b/src/routes/openaiRoutes.js
index 2a237f26..9d67e73f 100644
--- a/src/routes/openaiRoutes.js
+++ b/src/routes/openaiRoutes.js
@@ -21,7 +21,9 @@ function createProxyAgent(proxy) {
     if (proxy.type === 'socks5') {
       const auth = proxy.username && proxy.password ? `${proxy.username}:${proxy.password}@` : ''
       const socksUrl = `socks5://${auth}${proxy.host}:${proxy.port}`
-      return new SocksProxyAgent(socksUrl)
+      return new SocksProxyAgent(socksUrl, {
+        family: 4,
+      })
     } else if (proxy.type === 'http' || proxy.type === 'https') {
       const auth = proxy.username && proxy.password ? `${proxy.username}:${proxy.password}@` : ''
       const proxyUrl = `${proxy.type}://${auth}${proxy.host}:${proxy.port}`