#!/bin/sh

prog="ctdb_lvs"

# Print a message and exit.
die()
{
	echo "$1" >&2
	exit "${2:-1}"
}

not_implemented_exit_code=1

usage()
{
	cat >&2 <<EOF
Usage: $prog { leader | list }
EOF
	exit 1
}

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

ctdb_lvs_leader()
{
	if [ -n "$FAKE_CTDB_LVS_LEADER" ]; then
		echo "$FAKE_CTDB_LVS_LEADER"
		return 0
	else
		return 255
	fi
}

ctdb_lvs_list()
{
	_pnn=0
	while read -r _ip _; do
		echo "${_pnn} ${_ip}"
		_pnn=$((_pnn + 1))
	done <"$CTDB_LVS_NODES"
}

######################################################################

case "$1" in
leader) ctdb_lvs_leader "$@" ;;
list) ctdb_lvs_list "$@" ;;
*) not_implemented "$1" ;;
esac