poky/meta/recipes-extended/sysklogd/files/sysklogd

#! /bin/sh
# /etc/init.d/sysklogd: start the system log daemon.

### BEGIN INIT INFO
# Provides:             sysklogd
# Required-Start:       $remote_fs $time
# Required-Stop:        $remote_fs $time
# Should-Start:         $network
# Should-Stop:          $network
# Default-Start:        2 3 4 5
# Default-Stop:         0 1 6
# Short-Description:    System logger
### END INIT INFO

# Source function library.
. /etc/init.d/functions

PATH=/bin:/usr/bin:/sbin:/usr/sbin

pidfile_syslogd=/var/run/syslogd.pid
pidfile_klogd=/var/run/klogd.pid
binpath_syslogd=/sbin/syslogd
binpath_klogd=/sbin/klogd

test -x $binpath || exit 0

test ! -r /etc/default/syslogd || . /etc/default/syslogd

create_xconsole()
{
    # Only proceed if /dev/xconsole is used at all
    if ! grep -q '^[^#].*/dev/xconsole' /etc/syslog.conf
    then
	return
    fi

    if [ ! -e /dev/xconsole ]; then
	mknod -m 640 /dev/xconsole p
    else
	chmod 0640 /dev/xconsole
    fi
    chown root:adm /dev/xconsole
    test ! -x /sbin/restorecon || /sbin/restorecon /dev/xconsole
}

log_begin_msg () {
    echo -n $1
}

log_end_msg () {
    echo $1
}

log_success_msg () {
    echo $1
}

running()
{
    # No pidfile, probably no daemon present
    #
    if [ ! -f $pidfile ]
    then
	return 1
    fi

    pid=`cat $pidfile_syslogd`

    # No pid, probably no daemon present
    #
    if [ -z "$pid" ]
    then
	return 1
    fi

    if [ ! -d /proc/$pid ]
    then
	return 1
    fi

    cmd=`cat /proc/$pid/cmdline | tr "\000" "\n"|head -n 1`

    # No syslogd?
    #
    if [ "$cmd" != "$binpath" ]
    then
	return 1
    fi

    return 0
}

waitpid ()
{
  pid=$1
  # Give pid a chance to exit before we restart with a 5s timeout in 1s intervals
  if [ -z "$pid" ]; then
    return
  fi
  timeout=5;
  while [ $timeout -gt 0 ]
  do
    timeout=$(( $timeout-1 ))
    kill -0 $pid 2> /dev/null || break
    sleep 1
  done
}

case "$1" in
  start)
    log_begin_msg "Starting system log daemon..."
    create_xconsole
    start-stop-daemon --start --quiet --pidfile $pidfile_syslogd --name syslogd --startas $binpath_syslogd -- $SYSLOGD
    log_end_msg $?
    log_begin_msg "Starting kernel log daemon..."
    start-stop-daemon --start --quiet --pidfile $pidfile_klogd --name klogd --startas $binpath_klogd -- $KLOGD
    log_end_msg $?
    ;;
  stop)
    log_begin_msg "Stopping system log daemon..."
    start-stop-daemon --stop --quiet --pidfile $pidfile_syslogd --name syslogd
    log_end_msg $?
    log_begin_msg "Stopping kernel log daemon..."
    start-stop-daemon --stop --quiet --retry 3 --exec $binpath_klogd --pidfile $pidfile_klogd
    log_end_msg $?
    ;;
  reload|force-reload)
    log_begin_msg "Reloading system log daemon..."
    start-stop-daemon --stop --quiet --signal 1 --pidfile $pidfile_syslogd --name syslogd
    log_end_msg $?
    log_begin_msg "Reloading kernel log daemon..."
    pid=`cat $pidfile_klogd 2> /dev/null`
    start-stop-daemon --stop --quiet --retry 3 --exec $binpath_klogd --pidfile $pidfile_klogd
    waitpid $pid
    start-stop-daemon --start --quiet --pidfile $pidfile_klogd --name klogd --startas $binpath_klogd -- $KLOGD
    log_end_msg $?
    ;;
  restart)
    log_begin_msg "Restarting system log daemon..."
    pid=`cat $pidfile_syslogd 2> /dev/null`
    start-stop-daemon --stop --retry 5 --quiet --pidfile $pidfile_syslogd --name syslogd
    waitpid $pid
    start-stop-daemon --start --quiet --pidfile $pidfile_syslogd --name syslogd --startas $binpath_syslogd -- $SYSLOGD
    log_end_msg $?
    log_begin_msg "Reloading kernel log daemon..."
    pid=`cat $pidfile_klogd 2> /dev/null`
    start-stop-daemon --stop --quiet --retry 3 --exec $binpath_klogd --pidfile $pidfile_klogd
    waitpid $pid
    start-stop-daemon --start --quiet --pidfile $pidfile_klogd --name klogd --startas $binpath_klogd -- $KLOGD
    log_end_msg $?
    ;;
  reload-or-restart)
    if running
    then
	$0 reload
    else
	$0 start
    fi
    ;;
  status)
    status syslogd
    RETVAL=$?
    status klogd
    rval=$?
    [ $RETVAL -eq 0 ] && exit $rval
    exit $RETVAL
    ;;
  *)
    log_success_msg "Usage: /etc/init.d/sysklogd {start|stop|reload|restart|force-reload|reload-or-restart|status}"
    exit 1
esac

exit 0