结草鱼

写脚本

vi xun.sh

echo "系统巡检脚本：Version `date +%F`"
echo -e "\033[33m*******************************************************系统检查 *******************************************************\033[0m"
echo "系统：`uname -a | awk '{print $NF}'`"
echo "发行版本：`cat /etc/redhat-release`"
echo "内核：`uname -r`"
echo "主机名：`hostname`"
echo "SELinux：`/usr/sbin/sestatus -v |awk "NR==1" | awk '{print $3}'`"
echo "语言/编码：`echo $LANG`"
echo "当前时间：`date +%F_%T`"
echo "最后启动：`who -b | awk '{print $3,$4}'`"
echo "运行时间：`uptime | awk '{print $3}' | sed 's/,//g'`"天

echo -e "\033[33m*******************************************************CPU检查 *******************************************************\033[0m"
echo "物理CPU个数: `cat /proc/cpuinfo | grep "physical id" | awk '{print $4}' | sort | uniq | wc -l`"
echo "逻辑CPU个数: `cat /proc/cpuinfo | grep "processor" | awk '{print $3}' | sort | uniq | wc -l`"
echo "每CPU核心数: `cat /proc/cpuinfo | grep "cores" | awk 'NR==1' | awk '{print $4}'`"
echo "CPU型号:`cat /proc/cpuinfo | grep "model name" | awk "NR==1" | awk -F":" '{print $2}'`"
echo "CPU架构: `uname -m`"

cpu_user=`top -b -n 1 | grep Cpu | awk '{print $2}' | cut -f 1 -d "%"`
echo "用户空间占用CPU百分比："$cpu_user
# 获取内核空间占用CPU百分比
cpu_system=`top -b -n 1 | grep Cpu | awk '{print $4}' | cut -f 1 -d "%"`
echo "内核空间占用CPU百分比："$cpu_system
# 获取空闲CPU百分比
cpu_idle=`top -b -n 1 | grep Cpu | awk '{print $8}' | cut -f 1 -d "%"`
echo "空闲CPU百分比："$cpu_idle
# 获取等待输入输出占CPU百分比
cpu_iowait=`top -b -n 1 | grep Cpu | awk '{print $10}' | cut -f 1 -d "%"`
echo "等待输入输出占CPU百分比："$cpu_iowait

echo -e "\033[33m*******************************************************内存检查 *******************************************************\033[0m"
echo "总共内存：`free -mh | awk "NR==2"| awk '{print $2}'`"
echo "使用内存：`free -mh | awk "NR==2"| awk '{print $3}'` "
echo "剩余内存：`free -mh | awk "NR==2"| awk '{print $7}'`"
echo -e "\033[33m*******************************************************硬盘检查 *******************************************************\033[0m"
echo "总共磁盘大小：`df -h | awk "NR==6"|awk '{print $2}'`"
echo "已用磁盘大小：`df -h | awk "NR==6"|awk '{print $3}'`"
echo "剩余磁盘大小：`df -h | awk "NR==6"|awk '{print $4}'`"
echo -e "\033[33m*******************************************************网络检查 *******************************************************\033[0m"
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：正常"
else
    echo "网络连接：失败"
fi
echo -e "\033[33m*******************************************************安全检查 *******************************************************\033[0m"
echo "登陆用户信息：`last | grep "still logged in" | awk '{print $1}'| sort | uniq`"
md5sum -c --quiet /etc/passwd > /dev/null 2&>1
if [ $? -eq 0 ];then
    echo "文件未被串改"
else
    echo "文件被串改"
fi

执行

sh xun.sh