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|
#
# +--------+
# | |
# | MR |
# | |
# +--------+
# odl |6.0.3.100
#6:0:1::2 |6:0:3::100
#6.0.1.2 vpp1 +--------+ | +--------+
# +---------+ |intervpp1 |intervpp2| |vpp2
# | VPP1 +----------+---------+ VPP2 +---------+
# | | | | | 6.0.2.2
# +--------+ | +--------+ 6:0:2::2
# +mr
# 6.0.3.200
#
function set_arp
{
mac=`ip netns exec vppns1 ip a show dev veth_vpp1 | grep "link/ether" | awk '{print $2}'`
echo "set ip arp host-vpp1 6.0.1.2 $mac" | nc 0 5002
echo "set ip6 neighbor host-vpp1 6:0:1::2 $mac" | nc 0 5002
mac=`ip netns exec vppns2 ip a show dev veth_vpp2 | grep "link/ether" | awk '{print $2}'`
echo "set ip arp host-vpp2 6.0.2.2 $mac" | nc 0 5003
echo "set ip6 neighbor host-vpp2 6:0:2::2 $mac" | nc 0 5003
mac=`echo "sh hard host-intervpp1" | nc 0 5002 | grep 'Ethernet address' | awk '{print $3}'`
echo "set ip arp host-intervpp2 6.0.3.1 $mac" | nc 0 5003
echo "set ip6 neighbor host-intervpp2 6:0:3::1 $mac" | nc 0 5003
mac=`echo "sh hard host-intervpp2" | nc 0 5003 | grep 'Ethernet address' | awk '{print $3}'`
echo "set ip arp host-intervpp1 6.0.3.2 $mac" | nc 0 5002
echo "set ip6 neighbor host-intervpp1 6:0:3::2 $mac" | nc 0 5002
}
function 2_node_topo_clean
{
echo "Clearing all VPP instances.."
pkill vpp --signal 9
rm /dev/shm/*
echo "Cleaning topology.."
ip netns exec intervppns ifconfig vppbr down
ip netns exec intervppns brctl delbr vppbr
ip link del dev veth_vpp1 &> /dev/null
ip link del dev veth_vpp2 &> /dev/null
ip link del dev veth_intervpp1 &> /dev/null
ip link del dev veth_intervpp2 &> /dev/null
ip link del dev veth_odl &> /dev/null
ip link del dev veth_mr &> /dev/null
ip netns del vppns1 &> /dev/null
ip netns del vppns2 &> /dev/null
ip netns del intervppns &> /dev/null
if [ "$1" != "no_odl" ] ; then
odl_clear_all
fi
}
function 2_node_topo_setup
{
# create vpp to clients and inter-vpp namespaces
ip netns add vppns1
ip netns add vppns2
ip netns add intervppns
# create vpp and odl interfaces and set them in intervppns
ip link add veth_intervpp1 type veth peer name intervpp1
ip link add veth_intervpp2 type veth peer name intervpp2
ip link add veth_odl type veth peer name odl
ip link add veth_mr type veth peer name mr
ip link set dev intervpp1 up
ip link set dev intervpp2 up
ip link set dev odl up
ip link set dev mr up
ip link set dev veth_intervpp1 up netns intervppns
ip link set dev veth_intervpp2 up netns intervppns
ip link set dev veth_odl up netns intervppns
ip link set dev veth_mr up netns intervppns
# create bridge in intervppns and add vpp and odl interfaces
ip netns exec intervppns brctl addbr vppbr
ip netns exec intervppns brctl addif vppbr veth_intervpp1
ip netns exec intervppns brctl addif vppbr veth_intervpp2
ip netns exec intervppns brctl addif vppbr veth_odl
ip netns exec intervppns brctl addif vppbr veth_mr
ip netns exec intervppns ifconfig vppbr up
# create and configure 1st veth client to vpp pair
ip link add veth_vpp1 type veth peer name vpp1
ip link set dev vpp1 up
ip link set dev veth_vpp1 up netns vppns1
# create and configure 2nd veth client to vpp pair
ip link add veth_vpp2 type veth peer name vpp2
ip link set dev vpp2 up
ip link set dev veth_vpp2 up netns vppns2
ip netns exec vppns1 \
bash -c "
ip link set dev lo up
ip addr add 6.0.1.2/24 dev veth_vpp1
ip route add 6.0.2.0/24 via 6.0.1.1
ip addr add 6:0:1::2/64 dev veth_vpp1
ip route add 6:0:2::0/64 via 6:0:1::1
"
ip netns exec vppns2 \
bash -c "
ip link set dev lo up
ip addr add 6.0.2.2/24 dev veth_vpp2
ip route add 6.0.1.0/24 via 6.0.2.1
ip addr add 6:0:2::2/64 dev veth_vpp2
ip route add 6:0:1::0/64 via 6:0:2::1
"
# set odl iface ip and disable checksum offloading
ip addr add 6.0.3.100/24 dev odl
ip addr add 6:0:3::100/64 dev odl
ethtool --offload odl rx off tx off
ip addr add 6.0.3.200/24 dev mr
ethtool --offload mr rx off tx off
# generate config files
./scripts/generate_config.py ${VPP_LITE_CONF} ${CFG_METHOD}
start_vpp 5002 vpp1
start_vpp 5003 vpp2
sleep 2
echo "* Selected configuration method: $CFG_METHOD"
if [ "$CFG_METHOD" == "cli" ] ; then
echo "exec ${VPP_LITE_CONF}/vpp1.cli" | nc 0 5002
echo "exec ${VPP_LITE_CONF}/vpp2.cli" | nc 0 5003
elif [ "$CFG_METHOD" == "vat" ] ; then
${VPP_API_TEST} chroot prefix vpp1 script in ${VPP_LITE_CONF}/vpp1.vat
${VPP_API_TEST} chroot prefix vpp2 script in ${VPP_LITE_CONF}/vpp2.vat
else
echo "=== WARNING:"
echo "=== Invalid configuration method selected!"
echo "=== To resolve this set env variable CFG_METHOD to vat or cli."
echo "==="
fi
if [ "$1" != "no_odl" ] ; then
post_curl "add-mapping" ${ODL_CONFIG_FILE1}
post_curl "add-mapping" ${ODL_CONFIG_FILE2}
fi
set_arp
}
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