#!/bin/bash
# Start VPP
-start vpp
+systemctl start vpp
sleep 1
+# Compute the network CIDR from the Netmask
+mask2cidr() {
+ nbits=0
+ IFS=.
+ for dec in $1 ; do
+ case $dec in
+ 255) let nbits+=8;;
+ 254) let nbits+=7;;
+ 252) let nbits+=6;;
+ 248) let nbits+=5;;
+ 240) let nbits+=4;;
+ 224) let nbits+=3;;
+ 192) let nbits+=2;;
+ 128) let nbits+=1;;
+ 0);;
+ *) echo "Error: $dec is not recognized"; exit 1
+ esac
+ done
+ echo "$nbits"
+}
+
+IPADDR1_MASK=$(ifconfig eth3 | grep "Mask" | awk '{print $4}' | awk -F ":" '{print $2}')
+IPADDR1_CIDR=$(mask2cidr $IPADDR1_MASK)
+IPADDR2_MASK=$(ifconfig eth1 | grep "Mask" | awk '{print $4}' | awk -F ":" '{print $2}')
+IPADDR2_CIDR=$(mask2cidr $IPADDR2_MASK)
+
# Configure VPP for vPacketGenerator
-IPADDR1=$(ifconfig eth0 | grep "inet addr" | tr -s ' ' | cut -d' ' -f3 | cut -d':' -f2)
+IPADDR1=$(ifconfig eth3 | grep "inet addr" | tr -s ' ' | cut -d' ' -f3 | cut -d':' -f2)
IPADDR2=$(ifconfig eth1 | grep "inet addr" | tr -s ' ' | cut -d' ' -f3 | cut -d':' -f2)
-HWADDR1=$(ifconfig eth0 | grep HWaddr | tr -s ' ' | cut -d' ' -f5)
+HWADDR1=$(ifconfig eth3 | grep HWaddr | tr -s ' ' | cut -d' ' -f5)
HWADDR2=$(ifconfig eth1 | grep HWaddr | tr -s ' ' | cut -d' ' -f5)
-FAKE_HWADDR1=$(echo -n 00; dd bs=1 count=5 if=/dev/urandom 2>/dev/null |hexdump -v -e '/1 ":%02X"')
-FAKE_HWADDR2=$(echo -n 00; dd bs=1 count=5 if=/dev/urandom 2>/dev/null |hexdump -v -e '/1 ":%02X"')
-GW=$(route | grep default | awk '{print $2}')
-
-ifconfig eth0 down
-ifconfig eth0 hw ether $FAKE_HWADDR1
-ip addr flush dev eth0
-ifconfig eth0 up
+FAKE_HWADDR1=$(echo -n 00; dd bs=1 count=5 if=/dev/urandom 2>/dev/null | hexdump -v -e '/1 ":%02X"')
+FAKE_HWADDR2=$(echo -n 00; dd bs=1 count=5 if=/dev/urandom 2>/dev/null | hexdump -v -e '/1 ":%02X"')
+GW=$(route -n | grep "^0.0.0.0" | awk '{print $2}')
+PKTGEN_IPADDR=$(cat /opt/config/pktgen_ipaddr.txt)
+PKTGEN_MAC=$(cat /opt/config/pktgen_mac.txt)
+VIP=$(cat /opt/config/vip.txt)
+
+ifconfig eth3 down
+ifconfig eth3 hw ether $FAKE_HWADDR1
+ip addr flush dev eth3
+ifconfig eth3 up
vppctl tap connect tappub hwaddr $HWADDR1
-vppctl set int ip address tap-0 $IPADDR1"/24"
+vppctl set int ip address tap-0 $VIP"/"$IPADDR1_CIDR
vppctl set int state tap-0 up
brctl addbr br0
brctl addif br0 tappub
-brctl addif br0 eth0
+brctl addif br0 eth3
ifconfig br0 up
ifconfig eth1 down
ip addr flush dev eth1
ifconfig eth1 up
vppctl tap connect tap111 hwaddr $HWADDR2
-vppctl set int ip address tap-1 $IPADDR2"/24"
+vppctl set int ip address tap-1 $IPADDR2"/"$IPADDR2_CIDR
vppctl set int state tap-1 up
brctl addbr br1
brctl addif br1 tap111
vppctl lb conf ip4-src-address $IPADDR2
vppctl lb vip $IPADDR1"/32" encap gre4
-vppctl ip route add 0.0.0.0/0 via $GW
sleep 1
+vppctl set ip arp proxy $IPADDR1" - "$IPADDR1
+vppctl set interface proxy-arp tap-0 enable
+vppctl set ip arp tap-0 $PKTGEN_IPADDR $PKTGEN_MAC
+
cd /opt/FDserver
./dnsmembership.sh &>/dev/null &disown
# Start VES client
cd /opt/VES/code/evel_training/VESreporting/
echo 0 > active_dns.txt
-./go-client.sh &>/dev/null &disown
+./go-client.sh &>/dev/null &disown
\ No newline at end of file