TcprewriteAndReplay.sh

TcprewriteAndReplay.sh

Interface DE : 172.16.1.[1-63] 
ifconfig |grep -B3 172.16


# Depuis le serveur DNS
dif=bond1
dip=$(ip addr show dev $dif | egrep -o '(addr:)?([0-9]*\.){3}[0-9]*' | head -n1)
dmac=$(ip link show dev $dif | egrep -o '(link/ether:)?([0-9a-f]{2}\:){5}[0-9a-f]{2}' |head -n1)
echo -e "dmac=$dmac \ndip=$dip"

coller la sortie sur le'injecteur.

sif=bond1
sip=$(ip addr show dev $sif | egrep -o '(addr:)?([0-9]*\.){3}[0-9]*' | head -n1)
smac=$(ip link show dev $sif | egrep -o '(link/ether:)?([0-9a-f]{2}\:){5}[0-9a-f]{2}' |head -n1)
time=$(date +"%Y%m%d-%H.%M.%S")
echo $time

tcprewrite -i pcaps/traficnominal/traficnominal.pcap -S 0.0.0.0/0:$sip/32 --enet-smac=$smac  --enet-vlan=del  -D 0.0.0.0/0:$dip/32 --enet-dmac=$dmac -C -o pcaps/tmp/injection.$time

resperf = outils test de charge. (resultat = la charge maximal)
tcpreplay 
	tcprewrite  : récriture des captures.
	tcpreplay 	: = test de d'endurence.

	
tcpreplay --enable-file-cache --timer=gtod -i bond1 -p 1000 -l0 pcaps/tmp/injection.$time
tcpreplay -i $sif -p 35000 -l0 pcaps/tmp/injection.$time

[root@pfq-dns-iso10-a ~]# sar -n DEV 1 1000

[ set  de 10 tirs avec resperf]

dig @$host boina.fr
host=172.16.1.2

for i in seq {1..9}; do resperf -d pcaps/resperf/queries_01-07-2008_and_queries1819_and_queries-pointe.log -s $host -f inet -p 53 -e 2> /dev/null |grep throughput ; done