无密钥登录的自动脚本实现(ssh-copy-idexpect免交互输入脚本)
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无密钥登录的自动脚本实现:
vim auto_ssh.sh
#!/usr/bin/expect set timeout 10 set username [lindex $argv 0] set password [lindex $argv 1] set hostname [lindex $argv 2] spawn ssh-copy-id -i /root/.ssh/id_rsa.pub [email protected]$hostname expect { #first connect, no public key in ~/.ssh/known_hosts "Are you sure you want to continue connecting (yes/no)?" { send "yes\r" expect "password:" send "$password\r" } #already has public key in ~/.ssh/known_hosts "password:" { send "$password\r" } "Now try logging into the machine" { #it has authorized, do nothing! } } expect eof
chmod 777 auto_ssh.sh
然后执行下述命令即可。
./auto_ssh.sh root 123456 192.168.10.162
试验结果:
162机器上传看:
成功!
# cat ip.txt
192.168.191.166
192.168.191.167
192.168.191.168
192.168.191.169
# cat ip-pass.txt
192.168.191.166 password1
192.168.191.167 password2
192.168.191.168 password3
192.168.191.169 password4
删除历史访问秘钥信息,以免有变:
for i in `cat ip.txt`;do sed -i ‘/‘$i‘/d‘ ~/.ssh/known_hosts;done
批量添加互信服务器:
while read IP PASS;do ./auto_ssh.sh root $PASS $IP;done < ip-pass.txt
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