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#! /bin/bash
if [ -e /proc/modules ] ; then
modprobe pg3 >& /dev/null
modprobe pktgen >& /dev/null
fi
for PGDEV in /proc/net/pg /proc/net/pktgen/pg0 / ; do
[ -e ${PGDEV} ] && break
done
if [ "${PGDEV}" = "/" ] ; then
echo "Could not locate pg in /proc/net" 1>&2
exit 1
fi
function pgset() {
local result
echo $1 > ${PGDEV}
result=`cat ${PGDEV} | fgrep "Result: OK:"`
if [ "$result" = "" ]; then
cat ${PGDEV} | fgrep Result:
fi
}
function pg() {
echo inject > ${PGDEV}
cat ${PGDEV}
}
pgset "odev eth0"
pgset "dst 0.0.0.0"
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