输入ip密码，建立主机信任脚本

533442

#!/bin/bash

# Date: 2015.11.13
# Description: first,build the need files,second push to the machine.
#              you need to input your host ip
# Version: 0.0.1
echo "the mine key will come to"
[ ! -f /root/.ssh/id_rsa ] && ssh-keygen -t rsa -f ~/.ssh/id_rsa -N ''
[ -f /root/.ssh/id_rsa.pub ] && cat /root/.ssh/id_rsa.pub > /root/.ssh/authorized_keys && chmod 600 /root/.ssh/authorized_keys
while true
do
        read -p "please input the host (you want to login):  "       HOST
        echo "$HOST"|egrep  '\<([1-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])\.([1-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])\.([1-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])\.([1-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])\>' || echo "the ip has problems" || exit 1
        ssh root@"$HOST" "test ! -d /root/.ssh && mkdir /root/.ssh && chmod 700 /root/.ssh"
        scp -p /root/.ssh/{id_rsa,authorized_keys} root@"$HOST":/root/.ssh
done