虚拟机信息巡检脚本

方便快速巡检虚拟机的资源和信息，编写的巡检脚本

效果如下：

样本：

 

#!/bin/sh"

echo "#######################################「OS系统信息」##########################################"

OS_TYPE=`uname`

OS_Number=`dmidecode -t system |grep 'Serial Number'|awk '{print $3}'|awk -F, '{print $1}'`

OS_VERSION=`cat /etc/redhat-release`

OS_IPADDR=`ifconfig ens192|grep "inet" |awk '{print $2}' | sed -n '1p'`

OS_KERNER=`uname -a|awk '{print $3}'`

OS_NOWTIME=`date +%F_%T`

OS_RUN_TIME=`uptime |awk '{print $3,$4}'|awk -F, '{print $1}'`

OS_LASTREBOOT_TIME=`who -b|awk '{print $2,$3}'`

OS_HOSTNAME=`hostname`

echo " 主机类型: $OS_TYPE"

echo " 主机序列号: $OS_Number"

echo " 系统版本: $OS_VERSION"

echo " 系统IP地址: $OS_IPADDR"

echo " 内核版本: $OS_KERNER"

echo " 系统时间: $OS_NOWTIME"

echo " 运行时间: $OS_RUN_TIME"

echo " 最后重启时间: $OS_LASTREBOOT_TIME"

echo " 主机名称: $OS_HOSTNAME"

echo " SELinux：` /usr/sbin/sestatus | grep 'SELinux status:' | awk '{print $3}'`"

echo " 语言环境：`echo $LANG`"

echo "#######################################「OS资源信息」##########################################"

OS_CPU_PRO=`cat /proc/cpuinfo |grep "processor" | wc -l`

OS_CPU_COR=`cat /proc/cpuinfo| grep "cpu cores"| uniq |awk {'print $4'}`

OS_CPU_TYPE=`grep "model name" /proc/cpuinfo | awk -F ': ' '{print $2}' | sort | uniq`

echo " CPU总个数: $OS_CPU_PRO"

echo " CPU总核数: $OS_CPU_COR"

echo " CPU型 号： $OS_CPU_TYPE"

OS_SWAP_S=`free|grep Swap|awk {'print $2'}`

OS_PARTS=(`df -T|sed 1d|egrep -v "tmpfs|sr0"|awk {'print $3'}`)

OS_MEM_TAL=`free -m|grep Mem|awk '{print $2}'`

OS_MEM_FREE=`free -m|grep Mem|awk '{print $7}'`

echo " 内存总量: ${OS_MEM_TAL}MB"

echo " 内存余量: ${OS_MEM_FREE}MB"

OS_DISKS=0

OS_SWAP=`free|grep Swap|awk {'print $2'}`

OS_PARTS=(`df -T|sed 1d|egrep -v "tmpfs|sr0"|awk {'print $3'}`)

for ((i=0;i<`echo ${#OS_PARTS[*]}`;i++))

do

OS_DISKS=`expr $OS_DISKS + ${OS_PARTS[$i]}`

done

((OS_DISKS=\($OS_DISKS+$OS_SWAP\)/1024/1024))

echo " 磁盘总量: ${OS_DISKS}GB"

OS_DISKS=0

OS_SWAP=`free|grep Swap|awk '{print $4}'`

OS_PARTS=(`df -T|sed 1d|egrep -v "tmpfs|sr0"|awk '{print $5}'`)

for ((i=0;i<`echo ${#OS_PARTS[*]}`;i++))

do

OS_DISKS=`expr $OS_DISKS + ${OS_PARTS[$i]}`

done

((freetotal=\($OS_DISKS+$OS_SWAP\)/1024/1024))

echo " 磁盘余量： ${freetotal}GB"

echo "#######################################「OS网络监测」##########################################"

echo `ip a | grep eno | awk "NR==2" | awk '{print $NF,":",$2}'`

echo "网关：`ip route | awk 'NR==1'| awk '{print $3}'`"

echo "DNS: `cat /etc/resolv.conf | grep "nameserver" | awk '{print $2}'`"

ping -c 4 www.baidu.com > /dev/null

if [ $? -eq 0 ];then

echo "网络连接状态：正常"

else

echo "网络连接状态：失败"

fi

echo

echo "#######################################「OS安全检查」##########################################"

echo "用户登陆信息：`last | grep "still logged in" | awk '{print $1}'| sort | uniq`"

md5sum -c --quiet /etc/passwd > /dev/null 2&>1

if [ $? -eq 0 ];then

echo "文件未被篡改"

else

echo "文件被篡改"

fi