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#!/bin/sh
# VDR helper script for using a systemd unit together
# with media-tv/gentoo-vdr-scripts
#
# inspired by the old OpenRC script /etc/init.d/vdr by Mathias Schwarzott
# Lucian Muresan < lucianm AT users DOT sourceforge DOT net >
# Joerg Bornkessel <hd_brummy@gentoo.org>
# Distributed under the terms of the GNU General Public License v2
# read our main options
. /etc/conf.d/vdr
. /etc/conf.d/vdr.watchdogd
# inspired by the old OpenRC script /etc/init.d/vdr:
cd /var/vdr
unset MAIL
. /usr/share/vdr/inc/functions.sh
include rc-functions
include plugin-functions
init_tmp_dirs
VDR_LOG_FILE="${PL_TMP}/vdr-start-log"
# this is the environment file to pass user and parameters to the systemd unit file
SYSTEMD_ENV_FILE="${PL_TMP}/systemd_env"
#common_init
# dummy functions to make the rest of gentoo-vdr-scripts happy,
# as we do not want to rely on openrc's implementations of these
# commands:
ebegin() {
vdr_log "ACTION: $@"
}
eend() {
vdr_log "RESULT: $@"
}
ewarn() {
vdr_log "WARN: $@"
}
einfo() {
vdr_log "INFO: $@"
}
# some additional logging functions
eerror() {
vdr_log "ERROR: $@"
}
eexitfail() {
eerror "$@"
exit 1
}
clear_logfile() {
rm -f "${VDR_LOG_FILE}"
printf "" > "${VDR_LOG_FILE}"
}
#
# Used to log error-messages in startscript to show them on
# OSD later when choosing apropriate point in commands.
#
vdr_log()
{
echo "$@" >> "${VDR_LOG_FILE}"
}
#
#
# Depending on $1, we execute the scripts needed
# before/after starting, or before/after stopping VDR,
# and exit with non-zero error code on failure, in such
# way that the systemd unit will fail and the problems
# have to be investigated in logs, journal, or even
# by executing these parts of the script manually in
# the console as user 'vdr'
if [ "$1" = "--start-pre" ]; then
ebegin "--start-pre"
clear_logfile
init_params
init_plugin_loader start || eexitfail "init_plugin_loader start"
load_addons_prefixed pre-start || eexitfail "load_addons_prefixed pre-start"
# these options are what we need to start VDR from the systemd unit file
echo "VDR_OPTS=\"${vdr_opts}\"" > ${SYSTEMD_ENV_FILE}
# X11 DISPLAY
# (needed for media-plugins/vdr-softhddevice supporting OpenGL OSD)
echo "DISPLAY=$DISPLAY" >> ${SYSTEMD_ENV_FILE}
# LANG LC_COLLATE from /etc/conf.d/vdr will be ignored, wrt bug 530690
echo "LANG=$LANG" >> ${SYSTEMD_ENV_FILE}
echo "LC_COLLATE=${VDR_SORT_ORDER}" >> ${SYSTEMD_ENV_FILE}
# Using LC_ALL is strongly discouraged as it can't be overridden later on.
# Please use it only when testing and never set it in a startup file.
# echo "LC_ALL=$LANG" >> ${SYSTEMD_ENV_FILE}
# remove the command line --user argument if set by the scripts so far,
# as the user under which vdr will run is controlled by systemd
sed -e "s:'-u' 'vdr' ::" -i ${SYSTEMD_ENV_FILE}
sync
eend "--start-pre"
elif [ "$1" = "--start-post" ]; then
ebegin "--start-post"
load_addons_prefixed post-start || eexitfail "load_addons_prefixed post-start"
eend "--start-post"
elif [ "$1" = "--stop-pre" ]; then
ebegin "--stop-pre"
init_plugin_loader stop || eexitfail "init_plugin_loader stop"
load_addons_prefixed pre-stop || eexitfail "load_addons_prefixed pre-stop"
eend "--stop-pre"
elif [ "$1" = "--stop-post" ]; then
ebegin "--stop-post"
load_addons_prefixed post-stop || eexitfail "load_addons_prefixed post-stop"
eend "--stop-post"
fi
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