# master节点
sudo apt update
sudo apt install -y apt-cacher-ng


systemctl status apt-cacher-ng



# worker节点

sudo tee /etc/apt/apt.conf.d/01proxy <<EOF
Acquire::http::Proxy "http://10.22.57.8:3142";
Acquire::https::Proxy "http://10.22.57.8:3142";
EOF


ssh root@${server} "printf '%s\n' \
'Acquire::http::Proxy \"http://10.22.57.8:3142\";' \
'Acquire::https::Proxy \"http://10.22.57.8:3142\";' \
| tee /etc/apt/apt.conf.d/01proxy >/dev/null"