linux运维巡检脚本

#!/bin/bash
#author by acrossyao
#date: 2021-02-08
#张波勇巡检脚本
echo "---------------------------------------「OS系统巡检信息」---------------------------------------"
#OS_IP=`hostname -i | awk '{print $1}'`
OS_IP=""
IPLIST=`hostname -i`
for elem in $IPLIST
do
regex="\b(25[0-5]|2[0-4][0-9]|1[0-9][0-9]|[1-9][0-9]|[1-9])\.(25[0-5]|2[0-4][0-9]|1[0-9][0-9]|[1-9][0-9]|[0-9])\.(25[0-5]|2[0-4][0-9]|1[0-9][0-9]|[1-9][0-9]|[0-9])\.(25[0-5]|2[0-4][0-9]|1[0-9][0-9]|[1-9][0-9]|[1-9])\b"
ckStep2=`echo $elem | egrep $regex | wc -l`
if [ $ckStep2 -eq 0 ]
then
aa=1
else
OS_IP+=$elem", "
fi
done
OS_HOSTNAME=`hostname`
OS_RUN_TIME=`uptime |awk '{print $3,$4}'|awk -F, '{print $1}'`
echo " 系统IP地址: $OS_IP"
echo " 主机名称: $OS_HOSTNAME"
echo " 运行时间: $OS_RUN_TIME"
#内存
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"
#磁盘使用占比
OS_ROOT_DISKS_USE_PRECENT=`df -h / | grep '/'| awk '{print $5}'`
OS_ROOT_DISKS_AVAIL=`df -h / | grep '/'| awk '{print $4}'`
OS_DATA_DISKS_USE_PRECENT=`df -h | grep '/data'| awk '{print $5}'`
OS_DATA_DISKS_AVAIL=`df -h | grep '/data'| awk '{print $4}'`
echo " 根卷使用占比: ${OS_ROOT_DISKS_USE_PRECENT}, 根卷空闲: ${OS_ROOT_DISKS_AVAIL}"
echo " data卷使用占比: ${OS_DATA_DISKS_USE_PRECENT}, data卷空闲: ${OS_DATA_DISKS_AVAIL}"
#CPU
CPU_LOAD=`top -bn1 | grep load | awk '{printf "CPU LOAD: %.2f\n", $(NF-2)}'`
CPU_IDLE=`top -n1 | fgrep "Cpu(s)" | awk -F ',' '{print $4}'`
echo " ${CPU_LOAD}"
echo " CPU IDLE: ${CPU_IDLE}"
echo "---------------------------------------「OS系统巡检结束」---------------------------------------"