系统检测

#!/bin/bash

# 判断是什么系统类型
if [ -f /etc/redhat-release ]; then
    SYSTEM=0
else
    SYSTEM=1
fi

function centos_info()
{
    net_ip=`curl -s ip.sb`
    intranet_ip=`ifconfig | grep inet | grep -vE 'inet6|127.0.0.1' | awk '{print $2}'`
    echo -e  "外网IP: \t"$net_ip
    echo -e  "内网IP: \t"$intranet_ip
    cpu_num=`grep -c "model name" /proc/cpuinfo`
    echo -e "cpu总核数: \t"$cpu_num
    echo "$( date "+%Y-%m-%d %H:%M:%S" ):内存监控"
#    MEM=$( vmstat 2 5 |   )
}

function ubuntu_info()
{
    IP=`ifconfig | grep inet | grep -vE 'inet6|127.0.0.1' | awk '{print $2}' | awk -F":" '{print $2}'`
    echo -e "IP地址："$IP
}


if [ $SYSTEM -eq 0 ]; then
    centos_info
else
    ubuntu_info
fi