#!/usr/bin/bash
>ip.txt
for i in {2..254}
do
{
ip=192.168.157.$i
ping -c1 -i0.01 -W1 $ip &> /dev/null
if [ $? -eq 0 ];then
echo "$ip" >> ip.txt
/usr/bin/expect <<-EOF
set timeout 10
spawn ssh-copy-id $ip
expect {
"yes/no" { send "yes\r";exp_continue }
"password:" { send "1\r" };
}
expect eof
EOF
fi
:wq!
上面的是192.168.157.137服务器执行的脚本,通过免交互把密钥对拷贝到可以ping通的IP地址
#!/usr/bin/expect
spawn ssh [email protected]
expect {
"yes/no" { send "yes\r";exp_continue }
"password:" { send "1\r" };
}
interact
:wq!
上面的脚本是免交互、免密登陆192.168.157.137服务器