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