43 lines
1.1 KiB
Bash
43 lines
1.1 KiB
Bash
#!/bin/bash
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# UFW 防火墙规则清除脚本
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# 适用于 Ubuntu 22.04
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# 检查是否以root权限运行
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if [ "$EUID" -ne 0 ]; then
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echo "请使用 sudo 运行此脚本"
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exit 1
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fi
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echo "========================================="
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echo "开始清除 UFW 防火墙规则"
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echo "========================================="
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# 1. 禁用UFW
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echo ">>> 禁用 UFW 防火墙"
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ufw disable
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echo "执行: ufw disable"
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# 2. 重置UFW到出厂默认状态（删除所有规则）
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echo ">>> 重置 UFW 到出厂默认状态"
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echo "y" | ufw reset
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echo "执行: ufw reset"
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# 3. 恢复默认策略
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echo ">>> 恢复默认策略"
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ufw default deny incoming
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echo "执行: ufw default deny incoming"
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ufw default allow outgoing
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echo "执行: ufw default allow outgoing"
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# 4. 显示当前状态
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echo "========================================="
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echo "UFW 防火墙规则已全部清除"
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echo "当前状态："
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echo "========================================="
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ufw status verbose
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echo ""
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echo "清除完成！UFW 已禁用，所有自定义规则已删除"
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echo "如需重新启用，请运行: sudo ufw enable"
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