dhcp.sh

#!/bb/ash
# The DHCP portion is now separated out, in order to not slow the boot down
# only to wait for slow network cards
. /etc/init.d/tc-functions

PATH="/bb:/bin:/sbin:/usr/bin:/usr/sbin"
export PATH

# This waits until all devices have registered
/sbin/udevadm settle --timeout=5

NETDEVICES="$(awk -F: '/eth.:|tr.:/{print $1}' /proc/net/dev 2>/dev/null)"
for DEVICE in $NETDEVICES; do
  ifconfig $DEVICE | grep -q "inet addr"
  if [ "$?" != 0 ]; then
#   echo -e "\n${GREEN}Network device ${MAGENTA}$DEVICE${GREEN} detected, DHCP broadcasting for IP.${NORMAL}"
    trap 2 3 11
    /bb/udhcpc -b -i $DEVICE -x hostname:$(/bb/hostname) -p /var/run/udhcpc.$DEVICE.pid >/dev/null 2>&1 &
    trap "" 2 3 11
    sleep 1
  fi
done