#!/bin/bash
IFS='|'
processes=${processes:="apache2|transmission-da|Plex New Transc|Plex Media Serv|Plex DLNA Serve|python|smbd|munin-graph|tmux"}
graphorder=$(
        graphvar=$(
                procgraph=$( for proc in $processes; do
                                echo -n $proc","
                                done)
                echo $procgraph | awk -F, '{gsub(/[ -]/, "", $0); print$0}'
                                )
                echo $graphvar | awk '{gsub(/[,]/, " ",$0); print$0}')
if [ "$1" = "config" ]; then
        NCPU=$(egrep '^cpu[0-9]+ ' /proc/stat | wc -l)
        PERCENT=$(($NCPU * 100))
                if [ "$scaleto100" = "yes" ]; then
                        graphlimit=100
                else
                         graphlimit=$PERCENT
         fi
        echo 'graph_scale no'
        echo 'graph_title Process CPU utilisation'
        echo 'graph_order' $graphorder
        echo 'graph_vlabel %'
        echo 'graph_args --base 1000 -r --lower-limit 0 --upper-limit' $graphlimit
        echo 'graph_category processes'
        echo 'graph_info This graph shows the cpu usage of multiple processes'

        proclist=$(      for proc in $processes; do
                          echo "$proc.$proc"
        done)

        #get proc name + .label
        labels=$(echo $proclist | awk -F. '{gsub(/[ -]/, "", $1);gsub(/[ -]/, "_", $2); print$1".label "$2} ')
                echo $labels | sed 's/^[^A-Za-z_]/_/'
        #get proc name + .info
        infos=$(echo $proclist | awk -F. '{gsub(/[ -]/, "", $1);gsub(/[ -]/, "_",$2); print$1".info "$2" process"} ')
                echo $infos | sed 's/^[^A-Za-z_]/_/'
        #get procname + .draw + type
        draws=$(        for x in $processes; do
        firstproc=$(echo $proclist | awk -F. 'FNR == 1 {gsub(/[ -]/, "", $1); print$1 } ')
                        if [ "$x" = "$firstproc" ]
                        then
                        echo $x | awk -F. '{gsub(/[ -]/, "", $1); print$1".draw AREA"} '
                        else
                        echo $x | awk -F. '{gsub(/[ -]/, "", $1); print$1".draw STACK"} '
                        fi
        done)
                echo $draws | sed 's/^[^A-Za-z_]/_/'
        else

        TMPFILE=$(mktemp -t top.XXXXXXXXXX) && {

        top -b -n2 > $TMPFILE

        topcount=$(awk 'END{print NR}' $TMPFILE)
        tophalf=$(expr $topcount / 2)
        toplist=$(tail -n$tophalf $TMPFILE)


        proc_value=$(   for proc in $processes; do
        if grep "$proc" $TMPFILE; then
                        :
                else
                        echo "0 0 0 0 0 0 0 0 0.0 0 0 $proc"
                fi
        done)

echo $proc_value | awk '{gsub(/[ -]/, "", $12);gsub(/[ -]/, "", $13);gsub(/[ -]/, "", $14); print $12$13$14 ".value " $9}' | awk 'NF {a[$1]+=$2*1}END{for (x in a)printf "%s %.1f\n", x,a[x]}' | sed 's/^[^A-Za-z_]/_/'



rm -f $TMPFILE
}
fi
exit 0