#!/bin/bash

#for security of os

for ip in `cat ip.txt`

do

echo -e "\033[31m##################$ip  #####################\033[0m"

         RedhatVersion=`ssh$ip -C "cat /etc/issue" | awk NR==1‘{ print $7 }‘`

         if[ ${RedhatVersion} = ‘5.6’ ]

                   then

                   ssh$ip -C "chattr -i /etc/login.defs && authconfig --passalgo=sha256--update && chattr +i /etc/login.defs && authconfig --test |grep hashing"

                   echo"[SUCCESS!!!] $ip passalgo has been changed into sha256">>  chpassalgo.log

                   echo-e "\033[31m[SUCCESS!!!] $ip passalgo has been changed into sha256\033[0m"

       else

                   echo"[SOORY!!!] $ip RedhatVersion is not 5.6,it is $RedhatVersion,no need tobeen changed" >> chpassalgo.log

                   echo-e "\033[31m[SOORY!!!] $ip RedhatVersion is not 5.6,it is$RedhatVersion,no need to been changed\033[0m"

         fi

done

很晚完成该文档，尽管每一天工作强度很大，还是愿意与大家一起进步。呵呵每天进步一点。

后续介绍其他模块，有什么问题敬请大家不要吝啬指出，一同改进。欢迎大家和大家的技术发烧友一起加入我们的qq群262407268，共建我们的《云络智慧城市》

本文出自 “DavideyLee” 博客，请务必保留此出处http://davideylee.blog.51cto.com/8703117/1439225