ipng/vpp-containerlab
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JIT compile the clab.vpp file based on all veth interfaces except eth0

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Pim van Pelt
2025-05-03 20:51:05 +02:00
parent 1c603ab583
commit 49b5d58bd6
1 changed files with 19 additions and 2 deletions
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21
files/init-container.sh
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@ -1,6 +1,7 @@
#!/usr/bin/env bash
CONFIG=${CONFIG:="/etc/vpp/startup.conf"}
STARTUP_CONFIG=${STARTUP_CONFIG:="/etc/vpp/startup.conf"}
CLAB_VPP_FILE=${CLAB_VPP_FILE:=/etc/vpp/clab.vpp}
NETNS=${NETNS:="dataplane"}
echo "Creating dataplane namespace"
@ -8,5 +9,21 @@ echo "Creating dataplane namespace"
/usr/bin/touch /etc/netns/$NETNS/resolv.conf
/usr/sbin/ip netns add $NETNS
echo "Generating $CLAB_VPP_FILE"
: > $CLAB_VPP_FILE
MTU=9216
for IFNAME in $(ip -br link show type veth | cut -f1 -d@ | grep -v ^eth0$); do
MAC=$(ip -br link show dev $IFNAME | awk '{ print $3 }')
echo " * $IFNAME hw-addr $MAC mtu $MTU"
ip link set $IFNAME up mtu $MTU
cat << EOF >> $CLAB_VPP_FILE
create host-interface name $IFNAME hw-addr $MAC
set interface name host-$IFNAME $IFNAME
set interface mtu $MTU $IFNAME
set interface state $IFNAME up
EOF
done
echo "Starting VPP"
exec /usr/bin/vpp -c $CONFIG
exec /usr/bin/vpp -c $STARTUP_CONFIG