批量分發密鑰腳本

批量分發祕鑰

#!/bin/bash
#前提請把公鑰默認建立完成
#例 ssh-keygen  --- 一路回車
cat<<eof
********************************************
請輸入你的網段,查看可用IP地址.  
例：10.0.0
請耐心等待！
*******************************************
eof
read -p "Please enter the network segment where you want to distribute the secret keys : " ip
read -s -p "Please enter your local password :" pass
for i in $ip.{1..253}
        do
{
                ping -c 1  $i &>/dev/null
                if [ $? -ne 0 ];
                then
                        echo $i &> /dev/null
                else
                        echo $i > /tmp/ip.txt
                        #先下載 yum install sshpass 
                        #建立祕鑰
                        # ssh-keygen 
                        . /etc/init.d/functions
　　　　　　　　　　　　　　 yum install sshpass -y *> /dev/null 
                    
                        for ipadd in `cat /tmp/ip.txt`
                        do
                        sshpass -p$pass ssh-copy-id -i ~/.ssh/id_rsa.pub root@$ipadd -o StrictHostKeyChecking=no &>/dev/null
                        if [ $? -eq 0 ]
                        then
                        action   "主機 $ipadd"     /bin/true
                        echo   ""
                        else
                        action   "主機 $ipadd"     /bin/false
                        echo   ""
                        fi
                        done
                fi
}&
        done