final_fix.sh

#!/bin/bash

echo "=== 最终修复方案 ==="
echo ""

WSL_HOST_IP=$(ip route show | grep default | awk '{print $3}')
echo "Windows 主机 IP: $WSL_HOST_IP"
echo ""

# 先测试 SOCKS5 是否工作
echo "1. 测试 SOCKS5 代理功能..."
if command -v curl > /dev/null 2>&1; then
    if timeout 5 curl -s --socks5-hostname $WSL_HOST_IP:7897 https://www.google.com > /dev/null 2>&1; then
        echo "✓ SOCKS5 代理工作正常，使用 SOCKS5 方式"
        USE_SOCKS5=true
    else
        echo "✗ SOCKS5 代理测试失败，尝试其他方式"
        USE_SOCKS5=false
    fi
else
    echo "⚠️  curl 未安装，假设 SOCKS5 可用"
    USE_SOCKS5=true
fi
echo ""

# 安装必要的工具
echo "2. 检查并安装必要工具..."
if ! command -v nc > /dev/null 2>&1; then
    echo "安装 netcat-openbsd..."
    sudo apt-get update -qq
    sudo apt-get install -y netcat-openbsd
fi

# 检查 nc 是否支持 SOCKS
if nc -h 2>&1 | grep -q "\-X"; then
    NC_SUPPORTS_SOCKS=true
else
    NC_SUPPORTS_SOCKS=false
    echo "⚠️  nc 不支持 SOCKS，尝试安装 netcat-openbsd..."
    sudo apt-get install -y netcat-openbsd
    if nc -h 2>&1 | grep -q "\-X"; then
        NC_SUPPORTS_SOCKS=true
    fi
fi
echo ""

# 配置 SSH
SSH_CONFIG="$HOME/.ssh/config"
KEY_PATH="$HOME/.ssh/id_ed25519"

# 备份
if [ -f "$SSH_CONFIG" ]; then
    cp "$SSH_CONFIG" "$SSH_CONFIG.backup.$(date +%Y%m%d_%H%M%S)"
fi

# 删除旧的 hf.co 配置
if grep -q "Host hf.co" "$SSH_CONFIG" 2>/dev/null; then
    sed -i '/^Host hf.co$/,/^$/d' "$SSH_CONFIG"
fi

# 根据测试结果选择配置方式
if [ "$USE_SOCKS5" = "true" ] && [ "$NC_SUPPORTS_SOCKS" = "true" ]; then
    echo "3. 配置 SSH（使用 SOCKS5 via nc）..."
    cat >> "$SSH_CONFIG" << EOF

# Hugging Face SSH 配置（SOCKS5）
Host hf.co
    HostName hf.co
    User git
    Port 443
    IdentityFile $KEY_PATH
    IdentitiesOnly yes
    StrictHostKeyChecking accept-new
    ConnectTimeout 20
    ProxyCommand nc -X 5 -x $WSL_HOST_IP:7897 %h %p
    ServerAliveInterval 30
    ServerAliveCountMax 3
    TCPKeepAlive yes
    LogLevel ERROR
EOF
elif command -v connect-proxy > /dev/null 2>&1; then
    echo "3. 配置 SSH（使用 HTTP via connect-proxy）..."
    cat >> "$SSH_CONFIG" << EOF

# Hugging Face SSH 配置（HTTP 代理）
Host hf.co
    HostName hf.co
    User git
    Port 443
    IdentityFile $KEY_PATH
    IdentitiesOnly yes
    StrictHostKeyChecking accept-new
    ConnectTimeout 20
    ProxyCommand connect-proxy -H $WSL_HOST_IP:7897 %h %p
    ServerAliveInterval 30
    ServerAliveCountMax 3
    TCPKeepAlive yes
    LogLevel ERROR
EOF
else
    echo "3. 配置 SSH（直接连接，依赖 TUN 模式）..."
    cat >> "$SSH_CONFIG" << EOF

# Hugging Face SSH 配置（TUN 模式）
Host hf.co
    HostName hf.co
    User git
    Port 443
    IdentityFile $KEY_PATH
    IdentitiesOnly yes
    StrictHostKeyChecking accept-new
    ConnectTimeout 20
    ServerAliveInterval 30
    ServerAliveCountMax 3
    TCPKeepAlive yes
    LogLevel ERROR
EOF
fi

chmod 600 "$SSH_CONFIG"
chmod 600 "$KEY_PATH"
chmod 644 "$KEY_PATH.pub"

echo "✓ SSH 配置已完成"
echo ""

# 测试连接
echo "4. 测试 SSH 连接..."
echo "（这可能需要 10-20 秒）"
echo ""

timeout 25 ssh -T [email protected] 2>&1
SSH_EXIT=$?

echo ""
if [ $SSH_EXIT -eq 0 ] || [ $SSH_EXIT -eq 1 ]; then
    echo "✓ SSH 连接成功！"
    echo ""
    echo "=== 配置完成 ==="
    echo "现在可以正常使用 git push 了"
    echo ""
    echo "注意：如果 Windows 防火墙关闭后可以连接，"
    echo "建议配置防火墙规则允许端口 7897，而不是完全关闭防火墙"
else
    echo "✗ SSH 连接仍然失败"
    echo ""
    echo "请运行详细测试："
    echo "  ./test_socks5.sh"
    echo "  ./try_different_methods.sh"
fi