Node.js : template pour script de démarrage init.d

Boris HUISGEN
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#! /bin/sh
### BEGIN INIT INFO
# Provides: tracky
# Required-Start: $remote_fs $syslog $network
# Required-Stop: $remote_fs $syslog $network
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: app
# Description: app startup script
### END INIT INFO
# Author: Boris HUISGEN <bhuisgen@hbis.fr>
PATH=/sbin:/usr/sbin:/bin:/usr/bin:/usr/local/bin
DESC="app"
NAME=app
DAEMON=/usr/local/bin/node
USER=app
GROUP=app
LOGFILE=/var/log/app/app.log
PIDFILE=/var/run/$NAME.pid
SCRIPTNAME=/etc/init.d/$NAME
NODEAPP_DIR=/home/app/
NODEAPP_SCRIPT="app.js"
[ -x "$DAEMON" ] || exit 0
[ -r /etc/default/$NAME ] && . /etc/default/$NAME
. /lib/init/vars.sh
. /lib/lsb/init-functions
do_start()
{
start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $DAEMON --test \
> /dev/null || return 1
start-stop-daemon --start --quiet --make-pidfile --pidfile $PIDFILE \
--exec $DAEMON --chdir $NODEAPP_DIR --chuid $USER:$GROUP \
--background -- $NODEAPP_SCRIPT >> $LOGFILE 2>&1 || return 2
}
do_stop()
{
start-stop-daemon --stop --quiet --retry=TERM/30/KILL/5 --pidfile $PIDFILE
RETVAL="$?"
[ "$RETVAL" = 2 ] && return 2
start-stop-daemon --stop --quiet --oknodo --retry=0/30/KILL/5 --pidfile $PIDFILE
[ "$?" = 2 ] && return 2
rm -f $PIDFILE
return "$RETVAL"
}
case "$1" in
start)
[ "$VERBOSE" != no ] && log_daemon_msg "Starting $DESC" "$NAME"
do_start
case "$?" in
0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
esac
;;
stop)
[ "$VERBOSE" != no ] && log_daemon_msg "Stopping $DESC" "$NAME"
do_stop
case "$?" in
0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
esac
;;
status)
status_of_proc -p $PIDFILE "$DAEMON" "$NAME" && exit 0 || exit $?
;;
restart|force-reload)
log_daemon_msg "Restarting $DESC" "$NAME"
do_stop
case "$?" in
0|1)
do_start
case "$?" in
0) log_end_msg 0 ;;
1) log_end_msg 1 ;;
*) log_end_msg 1 ;;
esac
;;
*)
log_end_msg 1
;;
esac
;;
*)
echo "Usage: $SCRIPTNAME {start|stop|status|restart|force-reload}" >&2
exit 3
;;
esac
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