mirror of https://github.com/evilhero/mylar
157 lines
3.6 KiB
Plaintext
Executable File
157 lines
3.6 KiB
Plaintext
Executable File
# Script name
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NAME=mylar
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# App name
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DESC=mylar
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SETTINGS_LOADED=FALSE
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. /lib/lsb/init-functions
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# Source mylar configuration
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if [ -f /etc/default/mylar ]; then
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SETTINGS=/etc/default/mylar
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else
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log_warning_msg "/etc/default/mylar not found using default settings.";
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fi
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check_retval() {
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if [ $? -eq 0 ]; then
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log_end_msg 0
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return 0
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else
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log_end_msg 1
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exit 1
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fi
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}
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load_settings() {
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if [ $SETTINGS_LOADED != "TRUE" ]; then
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. $SETTINGS
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## The defaults
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# Run as username
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RUN_AS=${MYLAR_USER-mylar}
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# Path to app MYLAR_HOME=path_to_app_mylar.py
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APP_PATH=${MYLAR_HOME-/opt/mylar}
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# Data directory where mylar.db, cache and logs are stored
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DATA_DIR=${MYLAR_DATA-/opt/mylar}
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# Path to store PID file
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PID_FILE=${MYLAR_PIDFILE-/var/run/mylar/mylar.pid}
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# Path to python bin
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DAEMON=${PYTHON_BIN-/usr/bin/python}
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# Extra daemon option like: MYLAR_OPTS=" --config=/home/mylar/config.ini"
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EXTRA_DAEMON_OPTS=${MYLAR_OPTS-}
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# Extra start-stop-daemon option like START_OPTS=" --group=users"
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EXTRA_SSD_OPTS=${SSD_OPTS-}
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# Hardcoded port to run on, overrides config.ini settings
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[ -n "$MYLAR_PORT" ] && {
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PORT_OPTS=" --port=${MYLAR_PORT} "
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}
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DAEMON_OPTS=" Mylar.py --daemon --nolaunch --pidfile=${PID_FILE} --datadir=${DATA_DIR} ${PORT_OPTS} ${EXTRA_DAEMON_OPTS}"
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SETTINGS_LOADED=TRUE
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fi
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[ -x $DAEMON ] || {
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log_warning_msg "$DESC: Can't execute daemon, aborting. See $DAEMON";
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return 1;}
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return 0
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}
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load_settings || exit 0
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is_running () {
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# returns 1 when running, else 0.
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if [ -e $PID_FILE ]; then
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PID=`cat $PID_FILE`
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RET=$?
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[ $RET -gt 1 ] && exit 1 || return $RET
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else
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return 1
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fi
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}
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handle_pid () {
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PID_PATH=`dirname $PID_FILE`
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[ -d $PID_PATH ] || mkdir -p $PID_PATH && chown -R $RUN_AS $PID_PATH > /dev/null || {
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log_warning_msg "$DESC: Could not create $PID_FILE, See $SETTINGS, aborting.";
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return 1;}
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if [ -e $PID_FILE ]; then
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PID=`cat $PID_FILE`
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if ! kill -0 $PID > /dev/null 2>&1; then
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log_warning_msg "Removing stale $PID_FILE"
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rm $PID_FILE
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fi
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fi
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}
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handle_datadir () {
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[ -d $DATA_DIR ] || mkdir -p $DATA_DIR && chown -R $RUN_AS $DATA_DIR > /dev/null || {
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log_warning_msg "$DESC: Could not create $DATA_DIR, See $SETTINGS, aborting.";
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return 1;}
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}
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handle_updates () {
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chown -R $RUN_AS $APP_PATH > /dev/null || {
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log_warning_msg "$DESC: $APP_PATH not writable by $RUN_AS for web-updates";
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return 0; }
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}
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start_mylar () {
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handle_pid
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handle_datadir
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handle_updates
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if ! is_running; then
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log_daemon_msg "Starting $DESC"
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start-stop-daemon -o -d $APP_PATH -c $RUN_AS --start $EXTRA_SSD_OPTS --pidfile $PID_FILE --exec $DAEMON -- $DAEMON_OPTS
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check_retval
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else
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log_success_msg "$DESC: already running (pid $PID)"
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fi
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}
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stop_mylar () {
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if is_running; then
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log_daemon_msg "Stopping $DESC"
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start-stop-daemon -o --stop --pidfile $PID_FILE --retry 15
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check_retval
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else
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log_success_msg "$DESC: not running"
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fi
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}
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case "$1" in
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start)
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start_mylar
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;;
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stop)
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stop_mylar
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;;
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restart|force-reload)
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stop_mylar
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start_mylar
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;;
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status)
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status_of_proc -p "$PID_FILE" "$DAEMON" "$DESC"
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;;
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*)
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N=/etc/init.d/$NAME
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echo "Usage: $N {start|stop|restart|force-reload|status}" >&2
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exit 1
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;;
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esac
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exit 0
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