From ae6559c8509adb282c694a8d0bfb8789f2eb721e Mon Sep 17 00:00:00 2001
From: hotyue <52734432+hotyue@users.noreply.github.com>
Date: Fri, 24 Apr 2026 03:24:24 +0000
Subject: [PATCH] =?UTF-8?q?fix(master):=20=E5=90=8C=E6=AD=A5=E4=BF=AE?=
 =?UTF-8?q?=E5=A4=8D=20V6=20=E7=8E=AF=E5=A2=83=E4=B8=8B=E6=8F=90=E5=8F=96?=
 =?UTF-8?q?=E4=BA=91=E7=AB=AF=E7=89=88=E6=9C=AC=E5=8F=B7=E8=B6=85=E6=97=B6?=
 =?UTF-8?q?=E7=9A=84=20Bug=EF=BC=8C=E5=B9=B6=E6=8A=AC=E9=AB=98=E5=85=9C?=
 =?UTF-8?q?=E5=BA=95=E7=89=88=E6=9C=AC=E8=87=B3=20v4.0.0?=
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---
 master/install_master.sh | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/master/install_master.sh b/master/install_master.sh
index 4ea30b4..b228c66 100755
--- a/master/install_master.sh
+++ b/master/install_master.sh
@@ -21,10 +21,11 @@ REPO_RAW_URL="https://raw.githubusercontent.com/hotyue/IP-Sentinel/dev/v4.0.0-so
 
 # [核心: 动态提取 Master 专属版本锚点 (KV 解析法)]
 # 通过 grep 定位 MASTER_VERSION 行，再通过 cut 提取等号右侧的值
-TARGET_VERSION=$(curl -s -m 3 "${REPO_RAW_URL}/version.txt" | grep "^MASTER_VERSION=" | cut -d'=' -f2 | tr -d '[:space:]')
+# [修复] 增加 -L 与双栈容灾 (-4)，解决纯 V6 或 V6 优先机器连接 GitHub Raw 易超时的问题
+TARGET_VERSION=$( (curl -sL -m 5 "${REPO_RAW_URL}/version.txt" || curl -4 -sL -m 5 "${REPO_RAW_URL}/version.txt") 2>/dev/null | grep "^MASTER_VERSION=" | cut -d'=' -f2 | tr -d '[:space:]')
 
-# 🛡️ 兜底防线：如果网络波动拉取失败，启用内置的安全兜底版本
-TARGET_VERSION=${TARGET_VERSION:-"3.5.0"}
+# 🛡️ 兜底防线：如果网络波动拉取失败，启用内置的最新兜底版本
+TARGET_VERSION=${TARGET_VERSION:-"4.0.0"}
 
 MASTER_DIR="/opt/ip_sentinel_master"
 DB_FILE="${MASTER_DIR}/sentinel.db"