#!/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 -r _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