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#!/bin/sh
### BEGIN INIT INFO
# Provides: dbus
# Required-Start: $remote_fs $syslog
# Required-Stop: $remote_fs $syslog
# Default-Start: 2 3 4 5
# Default-Stop:
# Short-Description: D-Bus systemwide message bus
# Description: D-Bus is a simple interprocess messaging system, used
# for sending messages between applications.
### END INIT INFO
# -*- coding: utf-8 -*-
# Debian init.d script for D-BUS
# Copyright © 2003 Colin Walters <walters@debian.org>
# Copyright © 2005 Sjoerd Simons <sjoerd@debian.org>
set -e
DAEMON=/usr/bin/dbus-daemon
UUIDGEN=/usr/bin/dbus-uuidgen
UUIDGEN_OPTS=--ensure
NAME=dbus
DAEMONUSER=messagebus
PIDDIR=/var/run/dbus
PIDFILE=$PIDDIR/pid
DESC="system message bus"
test -x $DAEMON || exit 0
. /lib/lsb/init-functions
# Source defaults file; edit that file to configure this script.
PARAMS=""
if [ -e /etc/default/dbus ]; then
. /etc/default/dbus
fi
create_machineid() {
# Create machine-id file
if [ -x $UUIDGEN ]; then
$UUIDGEN $UUIDGEN_OPTS
fi
}
dependent_services()
{
# Do nothing if we are called by init
[ ! -z $runlevel ] && return
# Determine current runlevel
r=$(/sbin/runlevel) || true
r=${r#*\ }
# Do nothing if we can't determine the runlevel (e.g. inside chroots)
[ "$r" = "unknown" ] && return
if [ "$1" = "stop" ] ; then
param="--reverse"
action="stop"
else
param=""
action="start"
fi
# Get the list of services active in this runlevel
if [ -d /etc/rc${r}.d/ ] ; then # sysv-rc
services=$(grep -s -l "^# Required-Start:.*dbus" /etc/rc${r}.d/S??* | sort $param)
elif [ -f /etc/runlevel.conf ] ; then # file-rc
list=$(grep -s -l "^# Required-Start:.*dbus" /etc/init.d/* || true)
services=$( for i in $list ; do
grep -E "^[[:digit:]]{2}[[:space:]]+([0-9,S]+|[-])[[:space:]]+.*$r.*[[:space:]]+$i$" /etc/runlevel.conf
done | sort $param | awk '{print $4}' )
else
services=""
log_warning_msg "Unable to determine dependent services: unknown init system"
fi
# Start the services in the correct order
for i in $services ; do
service=$(basename $i)
service=${service#S??}
invoke-rc.d $service $action || true
done
}
start_it_up()
{
if [ ! -d $PIDDIR ]; then
mkdir -p $PIDDIR
chown $DAEMONUSER $PIDDIR
chgrp $DAEMONUSER $PIDDIR
fi
if ! mountpoint -q /proc/ ; then
log_failure_msg "Can't start $DESC - /proc is not mounted"
return
fi
if [ -e $PIDFILE ]; then
if $0 status > /dev/null ; then
log_success_msg "$DESC already started; not starting."
return
else
log_success_msg "Removing stale PID file $PIDFILE."
rm -f $PIDFILE
fi
fi
create_machineid
log_daemon_msg "Starting $DESC" "$NAME"
start-stop-daemon --start --quiet --pidfile $PIDFILE \
--user $DAEMONUSER --exec $DAEMON -- --system $PARAMS
log_end_msg $?
dependent_services start
}
shut_it_down()
{
dependent_services stop
log_daemon_msg "Stopping $DESC" "$NAME"
start-stop-daemon --stop --retry 5 --quiet --oknodo --pidfile $PIDFILE \
--user $DAEMONUSER
# We no longer include these arguments so that start-stop-daemon
# can do its job even given that we may have been upgraded.
# We rely on the pidfile being sanely managed
# --exec $DAEMON -- --system $PARAMS
log_end_msg $?
rm -f $PIDFILE
}
reload_it()
{
create_machineid
log_action_begin_msg "Reloading $DESC config"
dbus-send --print-reply --system --type=method_call \
--dest=org.freedesktop.DBus \
/ org.freedesktop.DBus.ReloadConfig > /dev/null
# hopefully this is enough time for dbus to reload it's config file.
log_action_end_msg $?
}
case "$1" in
start)
start_it_up
;;
stop)
shut_it_down
;;
reload|force-reload)
reload_it
;;
restart)
shut_it_down
start_it_up
;;
status)
status_of_proc -p $PIDFILE $DAEMON $NAME && exit 0 || exit $?
;;
*)
echo "Usage: /etc/init.d/$NAME {start|stop|reload|restart|force-reload|status}" >&2
exit 2
;;
esac
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