yunohost-api.init

#! /bin/sh

### BEGIN INIT INFO
# Provides:          yunohost-api
# Required-Start:    $local_fs $remote_fs $network $syslog
# Required-Stop:     $local_fs $remote_fs $network $syslog
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: Manage YunoHost API Server
# Description:       Manage YunoHost API Server
### END INIT INFO

set -e

DESC="YunoHost API Server"
NAME="yunohost-api"
DAEMON=/usr/bin/$NAME
DAEMON_OPTS=""
PATH=/sbin:/usr/sbin:/bin:/usr/bin
PIDFILE=/var/run/$NAME.pid
SCRIPTNAME=/etc/init.d/$NAME
LOGFILE=/var/log/$NAME.log

# Include yunohost-api defaults if available
if [ -r /etc/default/yunohost-api ]; then
    . /etc/default/yunohost-api
fi

# Exit if the package is not installed
[ -x "$DAEMON" ] || exit 0

# Load the VERBOSE setting and other rcS variables
. /lib/init/vars.sh

# Define LSB log_* functions.
# Depend on lsb-base (>= 3.2-14) to ensure that this file is present
# and status_of_proc is working.
. /lib/lsb/init-functions

#
# Function that starts the daemon/service
#
do_start()
{
    # Return
    #   0 if daemon has been started
    #   1 if daemon was already running
    #   2 if daemon could not be started
    start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $DAEMON --test > /dev/null \
        || return 1
    start-stop-daemon --start --background --make-pidfile --quiet --no-close \
        --pidfile $PIDFILE --exec $DAEMON -- \
        $DAEMON_OPTS >>$LOGFILE 2>&1 \
        || return 2
}

#
# Function that stops the daemon/service
#
do_stop()
{
    # Return
    #   0 if daemon has been stopped
    #   1 if daemon was already stopped
    #   2 if daemon could not be stopped
    #   other if a failure occurred
    start-stop-daemon --stop --oknodo --pidfile $PIDFILE
    RETVAL="$?"

    sleep 1
    return "$RETVAL"
}

#
# Function that sends a SIGHUP to the daemon/service
#
do_reload() {
    # Send a SIGHUP to reload the daemon.
    start-stop-daemon --stop --signal 1 --quiet --pidfile $PIDFILE --name $NAME
    return 0
}

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) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
      esac
      ;;
  status)
      status_of_proc "$DAEMON" "$NAME" && exit 0 || exit $?
      ;;
  reload)
      log_daemon_msg "Reloading $DESC" "$NAME"
      do_reload
      log_end_msg $?
      ;;
  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 ;; # Old process is still running
                *) log_end_msg 1 ;; # Failed to start
            esac
            ;;
        *)
            # Failed to stop
            log_end_msg 1
            ;;
      esac
      ;;
  *)
      echo "Usage: $SCRIPTNAME {start|stop|status|restart|reload}" >&2
      exit 3
      ;;
esac

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