核心服务器-1		100	1000	192.168.2.19	36.133.236.76	storage		Supercyy.1
核心服务器-2		100	1000	192.168.2.42	36.133.236.51	worker-1		Supercyy.1
核心服务器-3		100	1000	192.168.2.49	36.133.236.147	worker-2	Supercyy.1

Nginx代理		100	1000	192.168.2.168	36.133.236.241	master		Supercyy.1


Supercyy.1


host_list=(
   192.168.2.42
   192.168.2.49
   192.168.2.19
)
for server in "${host_list[@]}";do
   echo "current ip is $server"

   ssh root@${server} "apt install -y nfs-common"

   echo ""
done