prj_github2_startup.sh

#!/bin/bash

modprobe kvm_amd     2>/dev/null
modprobe kvm_intel   2>/dev/null

chmod a+rw /dev/kvm

NETDEV=vlan.github0
BRIDGEDEV=br.github0
TAPDEV=tap.github0
USER=github

set -x

function start
{
   # create tap device
   ip tuntap add dev ${TAPDEV} mode tap user ${USER}
   ip link set ${TAPDEV} up

   # activate network device
   ip link set ${NETDEV} up

   # create bridge
   brctl addbr ${BRIDGEDEV}
   brctl addif ${BRIDGEDEV} ${NETDEV}
   brctl addif ${BRIDGEDEV} ${TAPDEV}
   ip link set ${BRIDGEDEV} up
}

function stop
{
   ip link set ${BRIDGEDEV} down
   brctl delbr ${BRIDGEDEV}

   ip link set ${TAPDEV} down
   ip tuntap del dev ${TAPDEV} mode tap
}

case "${1}" in
   start)
      start
      ;;

   stop)
      stop
      ;;

   *)
      echo "usage $0 {start|stop}" >&2
      exit 1
      ;;
esac