#!/bin/bash
user=`whoami`
passwd=000000
for((host=102; host<=104; host++));do
sshpass -p $passwd ssh -q -o StrictHostKeyChecking=no ${user}@hadoop${host} "rm -rf ~/.ssh/*"
done
:<<!
for((host=102; host<=104; host++));do
sshpass -p $passwd ssh -q -o StrictHostKeyChecking=no ${user}@hadoop${host} "sudo yum install -y sshpass expect -y"
done
!
# sudo yum install -y sshpass expect
for((host=102; host<=104; host++));do
sshpass -p $passwd ssh -q -o StrictHostKeyChecking=no ${user}@hadoop${host} expect << EOF
spawn ssh-keygen -t rsa
expect {
"Enter file in which to save the key (/root/.ssh/id_rsa):" { send "\r"; exp_continue}
"Enter file in which to save the key (/home/${user}/.ssh/id_rsa):" { send "\r"; exp_continue}
"Overwrite (y/n)?" { send "y\r"; exp_continue }
"Enter passphrase (empty for no passphrase):" { send "\r"; exp_continue}
"Enter same passphrase again:" { send "\r"}
}
expect eof
EOF
done
for((current=102; current<=104; current++));do
for((host=102; host<=104; host++));do
sshpass -p $passwd ssh -q -o StrictHostKeyChecking=no ${user}@hadoop${current} "sshpass -p $passwd ssh-copy-id -o StrictHostKeyChecking=no ${user}@hadoop${host}"
done
done
echo "恭喜, 免密登录配置完成!"
黑猴子的家：auto-ssh-sshpass.sh
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