Connect to second NIC in DHCP mode

# Docker Healthcheck

PORT=5000

FILE="/var/dsm.ip"

: ${DHCP:='N'}

if [ ! -f "${FILE}" ]; then

  echo "IP not assigned"

  exit 1

if [ "$DHCP" = "Y" ]; then

  PORT=5555

  IP="127.0.0.1"

else

  PORT=5000

  IP="20.20.20.21"

fi

IP=$(cat "${FILE}")

if ! curl -m 3 -ILfSs "http://${IP}:${PORT}/" > /dev/null; then

  echo "Failed to reach ${IP}:${PORT}"

  exit 1