#!/bin/sh

prog="ctdb_natgw"

not_implemented_exit_code=1

not_implemented ()
{
    echo "${prog}: command \"$1\" not implemented in stub" >&2
    exit $not_implemented_exit_code
}

ctdb_natgw_leader ()
{
    [ -r "$CTDB_NATGW_NODES" ] || \
	die "error: missing CTDB_NATGW_NODES=${CTDB_NATGW_NODES}"

    # Determine the leader node
    _leader="-1 0.0.0.0"
    _pnn=0
    while read _ip ; do
	if [ "$FAKE_CTDB_NATGW_LEADER" = "$_ip" ] ; then
	    _leader="${_pnn} ${_ip}"
	    break
	fi
	_pnn=$(($_pnn + 1))
    done <"$CTDB_NATGW_NODES"
    echo "$_leader"
}

case "$1" in
    leader) ctdb_natgw_leader "$@" ;;
    *) not_implemented "$1" ;;
esac