69 lines
2.4 KiB
Bash
Executable File
69 lines
2.4 KiB
Bash
Executable File
#!/usr/bin/env bash
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STARTUP_CONFIG=${STARTUP_CONFIG:="/config/vpp/startup.conf"}
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VPPCFG_YAML_FILE=${VPPCFG_YAML_FILE:=/config/vpp/vppcfg.yaml}
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VPPCFG_VPP_FILE=${VPPCFG_VPP_FILE:=/config/vpp/config/vppcfg.vpp}
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CLAB_VPP_FILE=${CLAB_VPP_FILE:=/config/vpp/config/clab.vpp}
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NETNS=${NETNS:="dataplane"}
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BIRD_ENABLED=${BIRD_ENABLED:="true"}
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FRR_ENABLED=${FRR_ENABLED:="false"}
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echo "Creating dataplane namespace"
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/usr/bin/mkdir -p /etc/netns/$NETNS
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/usr/bin/touch /etc/netns/$NETNS/resolv.conf
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/usr/sbin/ip netns add $NETNS
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/usr/bin/nsenter --net=/run/netns/$NETNS /usr/sbin/ip link set lo up
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echo "Starting SSH, with credentials root:vpp"
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sed -i -e 's,^#PermitRootLogin prohibit-password,PermitRootLogin yes,' /etc/ssh/sshd_config
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sed -i -e 's,^root:.*,root:$y$j9T$kG8pyZEVmwLXEtXekQCRK.$9iJxq/bEx5buni1hrC8VmvkDHRy7ZMsw9wYvwrzexID:20211::::::,' /etc/shadow
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/etc/init.d/ssh start
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echo "Initializing /config"
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for dir in vpp bird frr; do
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rsync -av --ignore-existing /etc/$dir/ /config/$dir/
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rm -rf /etc/$dir/
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ln -s /config/$dir /etc/$dir
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done
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if [ "$BIRD_ENABLED" == "true" ]; then
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echo "Starting Bird in $NETNS"
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mkdir -p /run/bird /var/log/bird
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chown bird:bird /var/log/bird
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ROUTERID=$(ip -br a show eth0 | awk '{ print $3 }' | cut -f1 -d/)
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sed -i -e "s,.*router id .*,router id $ROUTERID; # Set by container-init.sh," /config/bird/bird.conf
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/usr/bin/nsenter --net=/run/netns/$NETNS /usr/sbin/bird -u bird -g vpp -c /config/bird/bird.conf
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fi
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if [ "$FRR_ENABLED" == "true" ]; then
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echo "Starting FRRouting in $NETNS"
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ROUTERID=$(ip -br a show eth0 | awk '{ print $3 }' | cut -f1 -d/)
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sed -i -e "s,^ip router-id .*,ip router-id $ROUTERID," /config/frr/frr.conf
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/etc/init.d/frr start
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fi
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echo "Generating $CLAB_VPP_FILE"
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: > $CLAB_VPP_FILE
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MTU=9216
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for IFNAME in $(ip -br link show type veth | cut -f1 -d@ | grep -v '^eth0$' | sort); do
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MAC=$(ip -br link show dev $IFNAME | awk '{ print $3 }')
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echo " * $IFNAME hw-addr $MAC mtu $MTU"
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ip link set $IFNAME up mtu $MTU
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cat << EOF >> $CLAB_VPP_FILE
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create host-interface name $IFNAME hw-addr $MAC
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set interface name host-$IFNAME $IFNAME
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set interface mtu $MTU $IFNAME
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set interface state $IFNAME up
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EOF
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done
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echo "Generating $VPPCFG_YAML_FILE into $VPPCFG_VPP_FILE"
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: > $VPPCFG_VPP_FILE
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if [ -r $VPPCFG_YAML_FILE ]; then
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vppcfg plan --novpp -c $VPPCFG_YAML_FILE -o $VPPCFG_VPP_FILE
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fi
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echo "Starting VPP"
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exec /usr/bin/vpp -c $STARTUP_CONFIG
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