#!/bin/bash
file=/opt/last_traffic.txt
default_intface=`route |grep default |awk '{print $NF}'`
now_traffic=`grep "$default_intface" /proc/net/dev|grep $default_intface  |awk '{print $10}'`
ip=`curl -s ip.sb`

function push_data(){
        inuremental=$(( $now_traffic - $last_traffic ))
        mysql -h pro-zabbix-db.cqq9nr0jx2m3.us-west-1.rds.amazonaws.com -u net_user -pazZ@1JuI3UGgb6MB5q8T -D net_traffic -e "insert into net_traffic_any (ip,traffic,tag,platform) value('$ip','$inuremental','skyvpn','do_top')"

	if [ $? == 0 ];then
                echo $now_traffic > $file
        fi
}

if [ -e $file ];then
# 非新建主机，采集目前网卡流量-上次采集流量
        last_traffic=`cat $file`
        if [ "$last_traffic" -gt "$now_traffic" ];then
                # 网卡流量重置
                last_traffic=0
                push_data
        else
                push_data
        fi

else
        # 新建主机，采集初始网卡流量
        last_traffic=0
        push_data
fi