Administrace komentářů

a co toto ("scanuje" rozsah a zobrazi IP,MAC,DNS... Jo a pridat do do PHP nebo CGI take bezi :) ):
#!/bin/bash

if [ -z "$1" -o "$1" == "-?" ] ; then
echo "Uziti: scanmac pocatecni_ip [konecna_ip] [-excel]"
echo
echo "Zjisti IP, MAC a DNS jmeno aktivnich zarizeni v uvedenem rozsahu"
echo
echo "Pouzijete-li volbu -excel budou vypsany hodnoty pripravene pro import do Excelu"
echo

exit 0
fi

startw=$(echo "$1" | cut -d. -f1)
startx=$(echo "$1" | cut -d. -f2)
starty=$(echo "$1" | cut -d. -f3)
startz=$(echo "$1" | cut -d. -f4)

if [ "$3" != "-excel" ] ; then
echo "Pocatecni IP adresa: $startw.$startx.$starty.$startz"
else
echo "IP;MAC;DNS"
fi

endip="$2"

if [ -z "$endip" ] ; then
if [ $startz -eq 255 ] ; then
endz=0

if [ $starty -eq 255 ] ; then
endy=0

if [ $startx -eq 255 ] ; then
endx=0

if [ $startw -eq 255 ] ; then
echo "To jako mam oscanovat 255.255.255.255. ???"
echo "Broadcast? Co? to nezam..."

exit 1
else
endw=$(($startw+1))
fi
else
endx=$(($startx+1))
fi
else
endy=$(($starty+1))
fi
else
endz=$(($startz+1))
fi

endip=$endw.$endx.$endy.$endz
fi

if [ "$3" != "-excel" ] ; then
echo "Konecna IP adresa: $endip"
fi

currentw=$startw
currentx=$startx
currenty=$starty
currentz=$startz

currentip=$currentw.$currentx.$currenty.$currentz

if [ "$3" != "-excel" ] ; then
if [ "$currentz" -ne "0" ] ; then
echo "$(date): $currentip"
fi
fi
trap "exit 15" 15
trap "exit 2" 2

while [ "$currentip" != "$endip" ] ; do
currentip=$currentw.$currentx.$currenty.$currentz

if [ "$currentz" -eq "0" ] ; then
echo "$(date): $currentip"
fi

ping -c 1 -w 10 $currentip >/dev/null 2>&1

mac=$(arp -a $currentip | cut -d' ' -f4)

case "$mac" in
?incomplete?)
: # do nothing -- no MAC for this IP
;;
entries)
: # again, do nothing -- this is a broadcast address
;;
*)
if [ "$3" == "-excel" ] ; then
echo "$currentip;$mac;$(/usr/bin/resolveip -s $currentip)"
else
echo "IP: $currentip -- MAC: $mac -- Name: $(/usr/bin/resolveip -s $currentip)"
fi
;;
esac

mac=""

if [ $currentz -eq 255 ] ; then
currentz=0
else
currentz=$(($currentz+1))
continue
fi

if [ $currenty -eq 255 ] ; then
currenty=0
else
currenty=$(($currenty+1))
continue
fi

if [ $currentx -eq 255 ] ; then
currentx=0
else
currentx=$(($currentx+1))
continue
fi

if [ $currentw -eq 255 ] ; then
break
else
currentz=$(($currentz+1))
continue
fi
done