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分类: LINUX

2012-06-29 18:34:19

#!/bin/sh
# 下载:
# 流量统计工具
# 可带一个两个:
# 参数1:网卡名,如eth0或eth1等
# 参数2:统计次数
# 参数3:统计间隔(秒)
# 输出格式:统计时间,入流量(Kbps),入流量(Mbps),出流量(Kbps),出流量(Mbps)


# Please edit the followings
EthXname=eth1 # Interface name
StatFreq=2 # Seconds
StatTimes=0 # 统计几次后退出,0表示永远循环
i=0


function usage()
{
    echo "Usage: `basename $0` [ethX] [times] [seconds]"
    echo "Example1: `basename $0` eth0"
    echo "Example2: `basename $0` eth0 10"
    echo "Example3: `basename $0` eth0 0 2"
}


if test $# -ge 1; then
EthXname=$1
else
    usage
fi
echo "Destination: $EthXname"
echo ""


# 统计多少次
if test $# -ge 2; then
StatTimes=$2
fi
# 不能小于1
if test $StatTimes -lt 0; then
    StatTimes=0
fi


# 统计间隔(秒)
if test $# -ge 2; then
StatFreq=$3
fi
# 不能小于1
if test $StatFreq -lt 1; then
    StatFreq=1
fi


# Don't change
influx_kbps=0
outflux_kbps=0
influx_mbps=0
outflux_mbps=0
unsigned_long_max=4294967295


# 检查是否存在EthXname
#Ethname=`cat /proc/net/dev|grep $EthXname|awk -F"[: ]+" '{ printf("%s", $2); }'`
Ethname=`cat /proc/net/dev | awk -F [\:\ ]+ -v EthXname=$EthXname '{ if ($2 == EthXname) printf("%s", $2); }'`
if test "$EthXname" != "$Ethname"; then
echo "Please set EthXname first before running"
echo ""
    usage
    echo ""
exit 1
fi
# 进一步检查是否存在EthXname
netstat -ie|grep $EthXname> /dev/null 2>&1 
if test $? -ne 0; then
echo "Please set EthXname first before running"
echo ""
    usage
    echo ""
exit 1
fi


# 初始化
#influx1_byte=`cat /proc/net/dev|grep $EthXname|awk -F"[: ]+" '{ printf("%d", $3); }'`
#outflux1_byte=`cat /proc/net/dev|grep $EthXname|awk -F"[: ]+" '{ printf("%d", $11); }'`
influx1_byte=`cat /proc/net/dev | awk -F"[: ]+" -v EthXname=$EthXname '{ if ($2 == EthXname) printf("%d", $3); }'`
outflux1_byte=`cat /proc/net/dev | awk -F"[: ]+" -v EthXname=$EthXname '{ if ($2 == EthXname) printf("%d", $11); }'`


printf "\033[1;33mDate,IN-Kbps,IN-Mbps,OUT-Kbps,OUT-Mbps\033[m\n"
while test 2 -gt 1;
do
sleep $StatFreq
#influx2_byte=`cat /proc/net/dev|grep $EthXname|awk -F"[: ]+" '{ printf("%d", $3); }'`
#outflux2_byte=`cat /proc/net/dev|grep $EthXname|awk -F"[: ]+" '{ printf("%d", $11); }'`
#inout_bytes=`awk -F"[: ]+" /$EthXname/'{ printf("%s %s", $3, $11) }' /proc/net/dev`
    inout_bytes=`awk -F"[: ]+" -v EthXname=$EthXname '{ if ($2 == EthXname) printf("%s %s", $3, $11) }' /proc/net/dev`
inout_bytes_array=($inout_bytes)
influx2_byte=${inout_bytes_array[0]}
outflux2_byte=${inout_bytes_array[1]}


dd=`date +'%Y-%m-%d/%H:%M:%S'`
if test $influx2_byte -ge $influx1_byte; then
let influx_byte=$influx2_byte-$influx1_byte
else
let influx_byte=$unsigned_long_max-$influx1_byte
let influx_byte=$influx_byte+$influx2_byte
fi
if test $outflux2_byte -ge $outflux1_byte; then
let outflux_byte=$outflux2_byte-$outflux1_byte
else
let outflux_byte=$unsigned_long_max-$outflux1_byte
let outflux_byte=$outflux_byte+$outflux2_byte
fi

let influx_byte=$influx_byte/$StatFreq
let outflux_byte=$outflux_byte/$StatFreq
# TO bps
let influx_bps=$influx_byte*8
let outflux_bps=$outflux_byte*8
# To kbps
let influx_kbps=$influx_bps/1024
let outflux_kbps=$outflux_bps/1024
# To mbps
let influx_mbps=$influx_kbps/1024
let outflux_mbps=$outflux_kbps/1024
# SHOW on screen


# COLUMN: Date,IN-Kbps,IN-Mbps,OUT-Kbps,OUT-Mbps
#echo "$dd,${influx_kbps}Kbps,${influx_mbps}Mbps,${outflux_kbps}Kbps,${outflux_mbps}Mbps"
printf "$dd,${influx_kbps}Kbps,"
printf "\033[1;33m${influx_mbps}Mbps\033[m,"
printf "${outflux_kbps}Kbps,"
printf "\033[1;33m${outflux_mbps}Mbps\033[m\n"

let influx1_byte=influx2_byte
let outflux1_byte=outflux2_byte
    
    # 执行指定次数后退出
    if test $StatTimes -gt 0; then
        i=$(($i+1))
        if test $i -ge $StatTimes; then
            break
        fi
    fi
done


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