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#!/bin/sh
# Copyright (C) 2014-2021 Daniel Baumann <daniel.baumann@open-infrastructure.net>
#
# SPDX-License-Identifier: GPL-3.0+
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
set -e
PROJECT="open-infrastructure"
SOFTWARE="network-tools"
PROGRAM="ddns-client"
HOOKS="/etc/${SOFTWARE}/hooks"
# Parameter
PARAMETER="${1}"
if [ -z "${PARAMETER}" ]
then
echo "Usage: ${PROGRAM} COMMAND [OPTIONS]" >&2
echo "Usage: ${PROGRAM} COMMAND1,COMMAND2,... [COMMON_OPTIONS]" >&2
echo
echo "See ${PROGRAM}(1) and ${SOFTWARE}(7) for more information."
exit 1
fi
# Command
COMMANDS="${1}"
# Options
shift 1
OPTIONS="${*}"
for COMMAND in $(echo "${COMMANDS}" | sed -e 's|,| |g')
do
if [ ! -e "/usr/libexec/${PROGRAM}/${COMMAND}" ]
then
echo "'${COMMAND}': no such ${PROGRAM} command, see container(1)." >&2
exit 1
fi
# Pre hooks
for FILE in "${HOOKS}/pre-${PROGRAM}".* "${HOOKS}/${NAME}.pre-${PROGRAM}"
do
if [ -x "${FILE}" ]
then
"${FILE}"
fi
done
# logfile
case "${COMMAND}" in
create|remove)
if [ -z "${DDNS_CLIENT_USER}" ]
then
DDNS_CLIENT_USER="${SUDO_USER:-${USER}}"
fi
DATE="$(date +%Y-%m-%d\ %H:%M:%S)"
HOST="$(hostname -f 2> /dev/null || hostname)"
echo "${DATE} ${HOST} ${DDNS_CLIENT_USER} ${PROGRAM} ${COMMAND} ${OPTIONS}" >> "/var/log/${SOFTWARE}/${PROGRAM}.log"
;;
esac
# Run
"/usr/libexec/${PROGRAM}/${COMMAND}" "${OPTIONS}"
# Post hooks
for FILE in "${HOOKS}/post-${PROGRAM}".* "${HOOKS}/${NAME}.post-${PROGRAM}"
do
if [ -x "${FILE}" ]
then
"${FILE}"
fi
done
done
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