Munin contributed plugins

#!/bin/bash

#

# Munin plugin for HFSC Traffic Shaping Statistics UP/DOWN

#

# It shows the download and upload statistic graph of a used net bandwidth per a user.

#

# This plugin was tailored to the HFSC solution

# presented at http://www.elessar.one.pl/article_kernel2.6.php

#

# You can find the plugin description and the installation notes here:

# http://www.elessar.one.pl/article_munin.php

#

###

# Written by Rafal Rajs 

# Date: 2007/06/19

# Email: elessar1@poczta.wp.pl

# WWW: http://www.elessar.one.pl

###

# path to the file with global defs

. /etc/scripts/globals

# imported from HFSC script

# set class numbers

N_CLASS_D_1=70

N_CLASS_D_2=100

N_CLASS_U_1=130

N_CLASS_U_2=160

SH_TMP="/etc/scripts/tmp1.txt"

if [ "$1" = "config" ]; then

        echo "graph_title HFSC Traffic Shaping Stats - UP/DOWN"

        echo 'graph_vlabel bytes DOWN(-)/UP(+) per ${graph_period}'

        echo 'graph_width 450'

	echo 'graph_category network'

	j=1

	while [ $j -le $L_USERS ]

	do

	        echo "${USERNAMES[${j}]}_down.label ${USERNAMES[${j}]}"

	        echo "${USERNAMES[${j}]}_down.type COUNTER"

	        echo "${USERNAMES[${j}]}_down.graph no"

		if [ $j == 1 ]; then

		        echo "${USERNAMES[${j}]}_down.draw AREA"

		else

		        echo "${USERNAMES[${j}]}_down.draw STACK"

		fi;

	        echo "${USERNAMES[${j}]}_down.info Stats for ${USERNAMES[${j}]} - ${USER_IP[${j}]}"

	        echo "${USERNAMES[${j}]}_down.min 0"

	        echo "${USERNAMES[${j}]}_down.max 130000"

	        echo "${USERNAMES[${j}]}_up.label ${USERNAMES[${j}]}"

	        echo "${USERNAMES[${j}]}_up.type COUNTER"

	        echo "${USERNAMES[${j}]}_up.negative ${USERNAMES[${j}]}_down"

		if [ $j == 1 ]; then

		        echo "${USERNAMES[${j}]}_up.draw AREA"

		else

		        echo "${USERNAMES[${j}]}_up.draw STACK"

		fi;

	        echo "${USERNAMES[${j}]}_up.info Stats for ${USERNAMES[${j}]} - ${USER_IP[${j}]}"

	        echo "${USERNAMES[${j}]}_up.min 0"

	        echo "${USERNAMES[${j}]}_up.max 30000"

		j=$[$j+1]

	done;

#customized colours

	echo 'Serwer_down.colour 000000'

	echo 'Serwer_up.colour 000000'

        exit 0

fi;

#### DOWNLOAD

temp1=`/sbin/tc -s class show dev imq0 > $SH_TMP`

while read line

do

	test_hfsc=`echo $line | grep "hfsc"`

	j=1

        while [ $j -le $L_USERS ]

        do

		case $test_hfsc in

		*hfsc[\ ]1:$[$N_CLASS_D_1+$j]*)

		# check  N_CLASS_D_1 stats for every user

			read line

			temp1=`echo $line | awk '{ print $2; }'`

			STAT_USER[$j]=$[${STAT_USER[$j]}+$temp1]

#			echo "N_CLASS_D_1="$temp1

#			echo "N_CLASS_D_1_SUM "$j" ="${STAT_USER[$j]}

		;;

		*hfsc[\ ]1:$[$N_CLASS_D_2+$j]*)

		# check  N_CLASS_D_2 stats for every user

			read line

			temp1=`echo $line | awk '{ print $2; }'`

			STAT_USER[$j]=$[${STAT_USER[$j]}+$temp1]

#			echo "N_CLASS_D_2="$temp1

#			echo "N_CLASS_D_2_SUM "$j" ="${STAT_USER[$j]}

		;;

		esac

                j=$[$j+1]

        done;

done < $SH_TMP

####

j=1

while [ $j -le $L_USERS ]

do

	echo ${USERNAMES[${j}]}"_down.value "${STAT_USER[$j]}

	j=$[$j+1]

done;

#reset values

j=1

while [ $j -le $L_USERS ]

do

	STAT_USER[$j]=0

	j=$[$j+1]

done;

#### UPLOAD

temp1=`/sbin/tc -s class show dev imq1 > $SH_TMP`

while read line

do

	test_hfsc=`echo $line | grep "hfsc"`

	j=1

        while [ $j -le $L_USERS ]

        do

		case $test_hfsc in

		*hfsc[\ ]1:$[$N_CLASS_U_1+$j]*)

		# check  N_CLASS_U_1 stats for every user

			read line

			temp1=`echo $line | awk '{ print $2; }'`

			STAT_USER[$j]=$[${STAT_USER[$j]}+$temp1]

#			echo "N_CLASS_U_1="$temp1

#			echo "N_CLASS_U_1_SUM "$j" ="${STAT_USER[$j]}

		;;

		*hfsc[\ ]1:$[$N_CLASS_U_2+$j]*)

		# check  N_CLASS_U_2 stats for every user

			read line

			temp1=`echo $line | awk '{ print $2; }'`

			STAT_USER[$j]=$[${STAT_USER[$j]}+$temp1]

#			echo "N_CLASS_U_2="$temp1

#			echo "N_CLASS_U_2_SUM "$j" ="${STAT_USER[$j]}

		;;

		esac

                j=$[$j+1]

        done;

done < $SH_TMP

j=1

while [ $j -le $L_USERS ]

do

	echo ${USERNAMES[${j}]}"_up.value "${STAT_USER[$j]}

	j=$[$j+1]

done;

## clean temp file

temp1=`echo "" > $SH_TMP`