以下均放在/root目录下
(1) ip.txt
注意前面是IP,后面是密码,用冒号:分割,如果密码有冒号的建议单独处理
IP:密码
(2) remote_operate.sh
#!/bin/bash
#copyright by hwb
if [ ! -d /root/.ssh ];then
mkdir /root/.ssh
fi
cat /tmp/authorized_keys >> /root/.ssh/authorized_keys
(3) batch_sshkey.sh
#!/bin/bash
#copyright by hwb
for i in `cat ip.txt`
do
ip=$(echo "$i"|cut -f1 -d":")
password=$(echo "$i"|cut -f2 -d":")
expect -c "
spawn scp /root/.ssh/authorized_keys /root/remote_operate.sh root@$ip:/tmp/
expect {
\"*yes/no*\" {send \"yes\r\"; exp_continue}
\"*password*\" {send \"$password\r\"; exp_continue}
\"*Password*\" {send \"$password\r\";}
}
"
expect -c "
spawn ssh root@$ip "/tmp/remote_operate.sh"
expect {
\"*yes/no*\" {send \"yes\r\"; exp_continue}
\"*password*\" {send \"$password\r\"; exp_continue}
\"*Password*\" {send \"$password\r\";}
}
"
done
执行ssh-keygen,该命令会默认在~/.ssh/目录下创建id_rsa、id_rsa.pub两个文件,分别为公钥和私钥
ssh-keygen
cat /root/.ssh/id_rsa.pub >> /root/.ssh/authorized_keys