1.更Debian新源

sed -i.bak 's|^deb http://ftp.debian.org|deb https://mirrors.ustc.edu.cn|g' /etc/apt/sources.list

# 修改文件的同时, 会创建一个.bak后缀的备份文件
 
sed -i 's|^deb http://security.debian.org|deb https://mirrors.ustc.edu.cn/debian-security|g' /etc/apt/sources.list

# 中科大Debian源

2. 更新PVE软件源

2.1 删除或屏蔽默认企业源

rm -rf /etc/apt/sources.list.d/pve-enterprise.list

# 删除企业源

mv /etc/apt/sources.list.d/pve-enterprise.list /etc/apt/sources.list.d/pve-enterprise.list.bak

#屏蔽企业源

2.2更换中科大源

echo "deb https://mirrors.ustc.edu.cn/proxmox/debian/pve bookworm pve-no-subscription" > /etc/apt/sources.list.d/pve-no-subscription.list

3.更新CEPH分布式源

echo "deb https://mirrors.ustc.edu.cn/proxmox/debian/ceph-quincy bookworm no-subscription" > /etc/apt/sources.list.d/ceph.list

4.修复https证书并更新软件源

apt update && apt-get install -y apt-transport-https ca-certificates  --fix-missing

5. 更新索引并升级 安装软件 包

apt update && apt dist-upgrade

6.更新LXC容器仓库员（CT）

systemctl restart pvedaemon  

# 重启PVE核心守护进程，稍等下手动刷新webui 页面

7.删除无效订阅弹窗

# 重启pveproxy.service完成后，需注销PVE登录后, 重新启动浏览器

其它常用Debian源

清华源

sed -i.bak "s#ftp.debian.org/debian#mirrors.tuna.tsinghua.edu.cn/debian#g" /etc/apt/sources.list  

sed -i "s#security.debian.org#mirrors.tuna.tsinghua.edu.cn/debian-security#g" /etc/apt/sources.list

aliyun源

sed -i.bak "s#ftp.debian.org/debian#mirrors.aliyun.com/debian#g" /etc/apt/sources.list     

sed -i "s#security.debian.org#mirrors.aliyun.com/debian-security#g" /etc/apt/sources.list  

163源

sed -i.bak "s#ftp.debian.org/debian#mirrors.163.com/debian#g" /etc/apt/sources.list     

sed -i "s#security.debian.org#mirrors.163.com/debian-security#g" /etc/apt/sources.list