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#!/bin/sh -x

# External FENCE module for container-tools a open-infrastrucutre-container-tools managed
# systemd nspawn container environment.
#
# Copyright (C) 2021 David Kunz <david.kunz@bfh.ch>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of version 2 of the GNU General Public License as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it would be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
#
# Further, this software is distributed without any warranty that it is
# free of the rightful claim of any third person regarding infringement
# or the like.  Any license provided herein, whether implied or
# otherwise, applies only to this software file.  Patent licenses, if
# any, provided herein do not apply to combinations of this program with
# other software, or any other product whatsoever.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

set -e

PROJECT="open-infrastructure"
PROGRAM="fence"
#COMMAND="$(basename ${0})"

# Parameter
PARAMETERS="${1}"

#for SCRIPT in /usr/share/compute-tools/fence/ssh-trigger.d/*.sh
#do
#	. "${SCRIPT}"
#done

Parameters ()
{
	OPTIONS_ALL=""

	GETOPT_LONGOPTIONS="name:,start,stop,status,exist,"
	GETOPT_OPTIONS="n:,"

	PARAMETERS="$(getopt --longoptions ${GETOPT_LONGOPTIONS} --name=${COMMAND} --options ${GETOPT_OPTIONS} --shell sh -- ${@})"

	if [ "${?}" != "0" ]
	then
		echo "'${COMMAND}': getopt exit" >&2
		exit 1
	fi

	eval set -- "${PARAMETERS}"

	while true
	do
		case "${1}" in
			-n|--name)
				NAME="${2}"
				shift 2
				;;

			--start)
				COMMAND="start"
				shift 1
				;;

			--stop)
				COMMAND="stop"
				shift 1
				;;

			--status)
				COMMAND="status"
				shift 1
				;;

			--exist)
				COMMAND="exist"
				shift 1
				;;

			--)
				shift 1
				break
				;;

			*)
				echo "'${COMMAND}': getopt error" >&2
				exit 1
				;;
		esac
	done
}

Usage ()
{
	echo "Usage: ${PROGRAM} ${COMMAND} -n|--name NAME" >&2
	echo
	echo "See ${COMMAND}(1), ${PROGRAM}(1) and ${PROJECT}(7) for more information."

	exit 1
}

Parameters "${@}"

"/usr/share/compute-tools/${PROGRAM}/functions/${COMMAND}" "${NAME}"