From 27bc03f1f5ed98878793a34f562bccd2d70a1174 Mon Sep 17 00:00:00 2001
From: 3344 <xzx3344521@gmail.com>
Date: Fri, 20 Feb 2026 13:19:18 +0800
Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A0=20de12=E7=B3=BB=E7=BB=9F?=
 =?UTF-8?q?=E4=BB=A3=E7=90=86?=
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---
 de12系统代理 | 87 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 87 insertions(+)
 create mode 100644 de12系统代理

diff --git a/de12系统代理 b/de12系统代理
new file mode 100644
index 0000000..983878c
--- /dev/null
+++ b/de12系统代理
@@ -0,0 +1,87 @@
+cat << 'EOF' > set_proxy.sh
+#!/bin/bash
+
+# 定义颜色
+RED='\033[31m'
+GREEN='\033[32m'
+YELLOW='\033[33m'
+BLUE='\033[34m'
+PLAIN='\033[0m'
+
+echo -e "${BLUE}=======================================${PLAIN}"
+echo -e "${BLUE}      终端临时代理环境配置助手         ${PLAIN}"
+echo -e "${BLUE}=======================================${PLAIN}"
+echo -e "${YELLOW}提示: 此代理仅在当前窗口生效，断开连接或重启后自动失效。${PLAIN}\n"
+
+echo "请选择代理模式:"
+echo "1) 使用默认代理 (45.192.240.121:21628)"
+echo "2) 手动输入自定义代理 (IP 和 端口)"
+echo "3) 清除当前代理 (恢复直连)"
+read -p "请输入选项 [1-3]: " opt
+
+case $opt in
+    1)
+        PROXY_IP="45.192.240.121"
+        PROXY_PORT="21628"
+        ;;
+    2)
+        read -p "请输入代理 IP: " PROXY_IP
+        read -p "请输入代理端口: " PROXY_PORT
+        ;;
+    3)
+        unset http_proxy https_proxy all_proxy HTTP_PROXY HTTPS_PROXY ALL_PROXY
+        echo -e "\n${GREEN}[成功] 已清除所有代理设置，恢复直连网络。${PLAIN}"
+        curl -L --max-time 5 -s ip.gs
+        return 0 2>/dev/null || exit 0
+        ;;
+    *)
+        echo -e "${RED}[错误] 输入无效，已退出。${PLAIN}"
+        return 1 2>/dev/null || exit 1
+        ;;
+esac
+
+echo -e "\n${BLUE}[状态]${PLAIN} 正在测试代理连通性并适配协议..."
+
+# 防失败措施 1：定义测试函数，设置 5 秒超时防卡死
+test_proxy() {
+    local protocol=$1
+    export http_proxy="${protocol}://${PROXY_IP}:${PROXY_PORT}"
+    export https_proxy="${protocol}://${PROXY_IP}:${PROXY_PORT}"
+    export all_proxy="${protocol}://${PROXY_IP}:${PROXY_PORT}"
+    
+    # 尝试获取当前外网 IP
+    TEST_IP=$(curl -x "${protocol}://${PROXY_IP}:${PROXY_PORT}" -L --max-time 5 -s ip.gs)
+    
+    if [ -n "$TEST_IP" ]; then
+        return 0
+    else
+        return 1
+    fi
+}
+
+# 防失败措施 2：协议自动降级 (Socks5 -> HTTP)
+if test_proxy "socks5"; then
+    echo -e "${GREEN}[成功]${PLAIN} Socks5 协议连接成功！"
+elif test_proxy "http"; then
+    echo -e "${YELLOW}[警告]${PLAIN} Socks5 协议测试失败 (系统工具老旧或代理限制)，已自动降级为 HTTP 协议并连接成功！"
+else
+    echo -e "${RED}[失败]${PLAIN} 代理无法连接！请检查代理服务器状态、IP白名单或目标端口。"
+    # 还原代理设置，防止污染当前环境
+    unset http_proxy https_proxy all_proxy
+    return 1 2>/dev/null || exit 1
+fi
+
+# 防失败措施 3：兼容大写环境变量 (某些老旧脚本只识别大写)
+export HTTP_PROXY=$http_proxy
+export HTTPS_PROXY=$https_proxy
+export ALL_PROXY=$all_proxy
+
+echo -e "\n${BLUE}=======================================${PLAIN}"
+echo -e "${GREEN}网络已打通！代理环境配置完毕。${PLAIN}"
+echo -e "当前出口 IP 识别为: ${YELLOW}${TEST_IP}${PLAIN}"
+echo -e "你现在可以继续运行你的重装脚本或其他下载命令了。"
+echo -e "${BLUE}=======================================${PLAIN}\n"
+
+EOF
+
+chmod +x set_proxy.sh
\ No newline at end of file