osxvirtualboxbridge

#!/bin/bash

unload() {
#  sudo ifconfig bridge0 down
#  sudo ifconfig bridge0 unplumb
  kextstat | grep "org.virtualbox.kext.VBoxUSB" > /dev/null 2>&1 \
  && sudo kextunload -b org.virtualbox.kext.VBoxUSB
  kextstat | grep "org.virtualbox.kext.VBoxNetFlt" > /dev/null 2>&1 \
  && sudo kextunload -b org.virtualbox.kext.VBoxNetFlt
  kextstat | grep "org.virtualbox.kext.VBoxNetAdp" > /dev/null 2>&1 \
  && sudo kextunload -b org.virtualbox.kext.VBoxNetAdp
  kextstat | grep "org.virtualbox.kext.VBoxDrv" > /dev/null 2>&1 && \
  sudo kextunload -b org.virtualbox.kext.VBoxDrv
}

load() {
  sudo kextload "/Library/Application Support/VirtualBox/VBoxDrv.kext"
  sudo kextload "/Library/Application Support/VirtualBox/VBoxDrv.kext" "/Library/Application Support/VirtualBox/VBoxUSB.kext"
  sudo kextload "/Library/Application Support/VirtualBox/VBoxDrv.kext" "/Library/Application Support/VirtualBox/VBoxNetFlt.kext"
  sudo kextload "/Library/Application Support/VirtualBox/VBoxDrv.kext" "/Library/Application Support/VirtualBox/VBoxNetAdp.kext"
#  sudo ifconfig bridge0 plumb
#  sudo ifconfig bridge0 inet 192.168.20.1 netmask 255.255.255.0 broadcast 192.168.20.255 up
}

case "$1" in
  unload|remove)
    unload
    ;;
  load)
    load
    ;;
  *|reload)
    unload
    load
    ;;
esac