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|
#! /bin/sh
### BEGIN INIT INFO
# Provides: gpsd
# Required-Start: $remote_fs $syslog $network
# Should-Start: bluetooth dbus udev
# Required-Stop: $remote_fs $syslog $network
# Should-Stop:
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# X-Start-Before: ntp
# Short-Description: GPS (Global Positioning System) daemon start/stop script
# Description: Start/Stop script for the gpsd service daemon,
# which is able to monitor one or more GPS devices
# connected to a host computer, making all data on
# the location and movements of the sensors available
# to be queried on TCP port 2947.
### END INIT INFO
# PATH should only include /usr/* if it runs after the mountnfs.sh script
PATH=/sbin:/usr/sbin:/bin:/usr/bin
DESC="GPS (Global Positioning System) daemon"
NAME="gpsd"
DAEMON=/usr/sbin/$NAME
PIDFILE=/var/run/$NAME.pid
. /etc/init.d/functions || exit 1
# Exit if the package is not installed
[ -x "$DAEMON" ] || exit 0
# Read configuration variable file if it is present
[ -r /etc/default/$NAME ] && . /etc/default/$NAME
if [ -z "$GPSD_SOCKET" ] && [ -z "$DEVICES" ]; then
GPSD_SOCKET=/var/run/gpsd.sock
fi
if [ -n "$GPSD_SOCKET" ]; then
GPSD_OPTIONS="$GPSD_OPTIONS -F $GPSD_SOCKET"
fi
DAEMON_ARGS="$GPSD_OPTIONS $DEVICES"
#
# Function that starts the daemon/service
#
do_start() {
local status pid
status=0
pid=`pidofproc $NAME` || status=$?
case $status in
0)
echo "$DESC already running ($pid)."
exit 1
;;
*)
echo "Starting $DESC ..."
exec $DAEMON $DAEMON_ARGS >/dev/null 2>&1 || status=$?
echo "ERROR: Failed to start $DESC."
exit $status
;;
esac
}
#
# Function that stops the daemon/service
#
do_stop() {
local pid status
status=0
pid=`pidofproc $NAME` || status=$?
case $status in
0)
# Exit when fail to stop, the kill would complain when fail
kill -s 15 $pid >/dev/null && rm -f $PIDFILE && \
echo "Stopped $DESC ($pid)." || exit $?
;;
*)
echo "$DESC is not running; none killed." >&2
;;
esac
return $status
}
#
# Function that sends a SIGHUP to the daemon/service
#
do_reload() {
local pid status
status=0
# If the daemon can reload its configuration without
# restarting (for example, when it is sent a SIGHUP),
# then implement that here.
pid=`pidofproc $NAME` || status=$?
case $status in
0)
echo "Reloading $DESC ..."
kill -s 1 $pid || exit $?
;;
*)
echo "$DESC is not running; none reloaded." >&2
;;
esac
exit $status
}
#
# Function that shows the daemon/service status
#
status_of_proc () {
local pid status
status=0
# pidof output null when no program is running, so no "2>/dev/null".
pid=`pidofproc $NAME` || status=$?
case $status in
0)
echo "$DESC is running ($pid)."
exit 0
;;
*)
echo "$DESC is not running." >&2
exit $status
;;
esac
}
case "$1" in
start)
do_start
;;
stop)
do_stop || exit $?
;;
status)
status_of_proc
;;
restart)
# Always start the service regardless the status of do_stop
do_stop
do_start
;;
force-reload)
# Only start the service when do_stop succeeds
do_stop && do_start
;;
*)
echo "Usage: $0 {start|stop|status|restart|force-reload}" >&2
exit 3
;;
esac
|
