diff options
Diffstat (limited to 'recipes/gpsd/files/gpsd')
| -rwxr-xr-x | recipes/gpsd/files/gpsd | 182 |
1 files changed, 115 insertions, 67 deletions
diff --git a/recipes/gpsd/files/gpsd b/recipes/gpsd/files/gpsd index 91f09c1b75..fde4285569 100755 --- a/recipes/gpsd/files/gpsd +++ b/recipes/gpsd/files/gpsd @@ -1,87 +1,135 @@ #!/bin/sh +### BEGIN INIT INFO +# Provides: gpsd +# Required-Start: $remote_fs $network +# Should-Start: bluetooth dbus udev +# Required-Stop: $remote_fs $network +# Default-Start: 2 3 4 5 +# Default-Stop: 0 1 6 +# Short-Description: GPS (Global Positioning System) daemon start/stop script +# Description: Start/Stop script for the gpsd service daemon, +# which is able to monitor one or more GPS devices +# connected to a host computer, making all data on +# the location and movements of the sensors available +# to be queried on TCP port 2947. +### END INIT INFO + +# Author: Bernd Zeimetz <bzed@debian.org> # -# gpsd This shell script starts and stops gpsd. -# -# chkconfig: 345 90 40 -# description: Gpsd manages access to a serial- or USB-connected GPS -# processname: gpsd +# Please remove the "Author" lines above and replace them +# with your own name if you copy and modify this script. -# Source function library. -#. /etc/rc.d/init.d/functions +# Do NOT "set -e" -RETVAL=0 -DAEMON=/usr/sbin/gpsd -prog="gpsd" +# PATH should only include /usr/* if it runs after the mountnfs.sh script +PATH=/sbin:/usr/sbin:/bin:/usr/bin +DESC="GPS (Global Positioning System) daemon" +NAME=gpsd +DAEMON=/usr/sbin/$NAME +PIDFILE=/var/run/$NAME.pid +SCRIPTNAME=/etc/init.d/$NAME -test -f /etc/default/$prog && . /etc/default/$prog +# Exit if the package is not installed +[ -x "$DAEMON" ] || exit 0 -start() { - # Start daemons. - echo -n "Starting $prog: " - # We don't use the daemon function here because of a known bug - # in initlog -- it spuriously returns a nonzero status when - # starting daemons that fork themselves. See - # http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=130629 - # for discussion. Fortunately: - # - # 1. gpsd startup can't fail, or at least not in the absence of - # much larger resource-exhaustion problems that would be very obvious. - # - # 2. We don't need all the logging crud that daemon/initlog sets - # up -- gpsd does its own syslog calls. - # - - if test -x /etc/init.d/gps-hardware - then - if ! ( /etc/init.d/gps-hardware status | grep -q "ready" ) - then - /etc/init.d/gps-hardware start - fi - fi - - if [ -e "${GPS_DEV}" ] - then - start-stop-daemon -S -x ${DAEMON} -- ${GPSD_OPTS} ${GPS_DEV} - echo "success" - else - # User needs to symlink ${GPS_DEV} to the right thing - echo "No ${GPS_DEV} GPS device, aborting gpsd startup. Check /etc/default/$prog" - fi - RETVAL=$? - echo - return $RETVAL +# Read configuration, if present +[ -r /etc/default/$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 + +# +# 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 --quiet --pidfile $PIDFILE --exec $DAEMON -- \ + $GPSD_OPTIONS -P $PIDFILE $GPS_DEVICES \ + || return 2 } -stop() { - # Stop daemons. - echo -n "Shutting down $prog: " - start-stop-daemon -K -x ${DAEMON} -# killproc gpsd - RETVAL=$? - echo - return $RETVAL +# +# 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 --quiet --retry=TERM/30/KILL/5 --pidfile $PIDFILE --name $NAME + RETVAL="$?" + [ "$RETVAL" = 2 ] && return 2 + # Many daemons don't delete their pidfiles when they exit. + rm -f $PIDFILE + return "$RETVAL" +} + +# +# Function that sends a SIGHUP to the daemon/service +# +do_reload() { + # + # If the daemon can reload its configuration without + # restarting (for example, when it is sent a SIGHUP), + # then implement that here. + # + start-stop-daemon --stop --signal 1 --quiet --pidfile $PIDFILE --name $NAME + return 0 } -# See how we were called. case "$1" in start) - start + echo "Starting $DESC" "$NAME" + do_start + return $? ;; stop) - stop - ;; - restart|reload) - stop - start - RETVAL=$? + echo "Stopping $DESC" "$NAME" + do_stop + return $? ;; status) -# status gpsd -# RETVAL=$? + ;; + reload|force-reload) + echo "Reloading $DESC" "$NAME" + do_reload + return $? + ;; + restart) + # + # If the "reload" option is implemented then remove the + # 'force-reload' alias + # + echo "Restarting $DESC" "$NAME" + do_stop + case "$?" in + 0|1) + do_start + return $? + ;; + *) + # Failed to stop + return 1 + ;; + esac ;; *) - echo "Usage: $0 {start|stop|restart|status}" - exit 1 + echo "Usage: $SCRIPTNAME {start|stop|status|restart|force-reload}" >&2 + exit 3 + ;; esac -exit $RETVAL +: |