{ writeShellScriptBin, iproute2 }:

writeShellScriptBin "netali-configure-net-ruby" ''
  if [[ $# -ne 2 ]]; then
    echo "Usage: netali-configure-net-ruby [interface] [last-ip-block]"
    echo ""
    echo "interface:       name of the network interface to configure"
    echo "last-ip-block:   last block of the IPv6 address of this host"
    exit 1
  fi

  INTERFACE=$1
  LAST_IP_BLOCK=$2

  ${iproute2}/bin/ip link set up $INTERFACE
  ${iproute2}/bin/ip a a 2001:67c:a6c:a::$LAST_IP_BLOCK/64 dev $INTERFACE
  ${iproute2}/bin/ip r a default via fe80::1 dev $INTERFACE

  echo "nameserver 2606:4700:4700::1111" > /etc/resolv.conf
''