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Mar 19 10:15:50 raspberrypi systemd[1]: Starting /etc/rc.local Compatibility...
Mar 19 10:15:50 raspberrypi rc.local[1057]: [27B blob data]
Mar 19 10:15:50 raspberrypi systemd[1]: rc-local.service: Control process exited, code=exited, status=1/FAILURE
Mar 19 10:15:50 raspberrypi systemd[1]: rc-local.service: Failed with result 'exit-code'.
Mar 19 10:15:50 raspberrypi systemd[1]: Failed to start /etc/rc.local Compatibility.

‌最后检查换行符格式‌发现脚本包含 r 符号,需转换为 Unix 格式:

sudo sed -i 's/\r//' /etc/rc.local

使用 nftables 实现
‌创建规则文件‌
编辑 /etc/nftables.conf,添加以下内容(以禁止TCP端口80为例):

table inet filter {
    chain input {
        type filter hook input priority 0;
        tcp dport 80 drop
    }
}

‌加载规则‌生效配置:

sudo nft -f /etc/nftables.conf

一、停止 Proxmox 服务

sudo systemctl stop pve-cluster pvedaemon pveproxy pvestatd

二、卸载主程序包

sudo apt-get remove --purge proxmox-ve pve-manager pve-kernel-*

三、清理残留组件

sudo apt-get autoremove --purge  
sudo rm -rf /etc/pve /var/lib/pve-cluster /var/lib/vz