#!/bin/bash
function system(){
echo "#########################系統信息#########################"
OS_TYPE=`uname`
OS_VER=`cat /etc/redhat-release`
OS_KER=`uname -a|awk '{print $3}'`
OS_TIME=`date +%F_%T`
OS_RUN_TIME=`uptime |awk '{print $3}'|awk -F, '{print $1}'`
OS_LAST_REBOOT_TIME=`who -b|awk '{print $2,$3}'`
OS_HOSTNAME=`hostname`
echo " 系統類型:$OS_TYPE"
echo " 系統版本:$OS_VER"
echo " 系統內核:$OS_KER"
echo " 當前時間:$OS_TIME"
echo " 運行時間:$OS_RUN_TIME"
echo "最後重啓時間:$OS_LAST_REBOOT_TIME"
echo " 本機名稱:$OS_HOSTNAME"
}
function network(){
echo "#########################網絡信息#########################"
INTERNET=(`ifconfig|grep ens|awk -F: '{print $1}'`)
for((i=0;i<`echo ${#INTERNET[*]}`;i++))
do
OS_IP=`ifconfig ${INTERNET[$i]}|head -2|grep inet|awk '{print $2}'`
echo " 本機IP:${INTERNET[$i]}:$OS_IP"
done
curl -I http://www.baidu.com &>/dev/null
if [ $? -eq 0 ]
then echo " 訪問外網:成功"
else echo " 訪問外網:失敗"
fi
}
function hardware(){
echo "#########################硬件信息#########################"
CPUID=`grep "physical id" /proc/cpuinfo |sort|uniq|wc -l`
CPUCORES=`grep "cores" /proc/cpuinfo|sort|uniq|awk -F: '{print $2}'`
CPUMODE=`grep "model name" /proc/cpuinfo|sort|uniq|awk -F: '{print $2}'`
echo " CPU數量: $CPUID"
echo " CPU核心:$CPUCORES"
echo " CPU型號:$CPUMODE"
MEMTOTAL=`free -m|grep Mem|awk '{print $2}'`
MEMFREE=`free -m|grep Mem|awk '{print $7}'`
echo " 內存總容量: ${MEMTOTAL}MB"
echo "剩餘內存容量: ${MEMFREE}MB"
disksize=0
swapsize=`free|grep Swap|awk {'print $2'}`
partitionsize=(`df -T|sed 1d|egrep -v "tmpfs|sr0"|awk {'print $3'}`)
for ((i=0;i<`echo ${#partitionsize[*]}`;i++))
do
disksize=`expr $disksize + ${partitionsize[$i]}`
done
((disktotal=\($disksize+$swapsize\)/1024/1024))
echo " 磁盤總容量: ${disktotal}GB"
diskfree=0
swapfree=`free|grep Swap|awk '{print $4}'`
partitionfree=(`df -T|sed 1d|egrep -v "tmpfs|sr0"|awk '{print $5}'`)
for ((i=0;i<`echo ${#partitionfree[*]}`;i++))
do
diskfree=`expr $diskfree + ${partitionfree[$i]}`
done
((freetotal=\($diskfree+$swapfree\)/1024/1024))
echo "剩餘磁盤容量:${freetotal}GB"
}
function secure(){
echo "#########################安全信息#########################"
countuser=(`last|grep "still logged in"|awk '{print $1}'|sort|uniq`)
for ((i=0;i<`echo ${#countuser[*]}`;i++))
do echo "當前登錄用戶:${countuser[$i]}"
done
md5sum -c --quiet /opt/passwd.db &>/dev/null
if [ $? -eq 0 ]
then echo " 用戶異常:否"
else echo " 用戶異常:是"
fi
}
function chksys(){
system
network
hardware
secure
}
系統巡檢腳本(linux)
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