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#!/bin/sh
# $Id$
## @file
# VirtualBox watchdog daemon init script.
#
#
# Copyright (C) 2006-2022 Oracle and/or its affiliates.
#
# This file is part of VirtualBox base platform packages, as
# available from https://www.virtualbox.org.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation, in version 3 of the
# License.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, see <https://www.gnu.org/licenses>.
#
# SPDX-License-Identifier: GPL-3.0-only
#
# chkconfig: 345 35 65
# description: VirtualBox watchdog daemon
#
### BEGIN INIT INFO
# Provides: vboxballoonctrl-service
# Required-Start: vboxdrv
# Required-Stop: vboxdrv
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Description: VirtualBox watchdog daemon
### END INIT INFO
PATH=$PATH:/bin:/sbin:/usr/sbin
SCRIPTNAME=vboxballoonctrl-service.sh
[ -f /etc/vbox/vbox.cfg ] && . /etc/vbox/vbox.cfg
if [ -n "$INSTALL_DIR" ]; then
binary="$INSTALL_DIR/VBoxBalloonCtrl"
else
binary="/usr/lib/virtualbox/VBoxBalloonCtrl"
fi
# silently exit if the package was uninstalled but not purged,
# applies to Debian packages only (but shouldn't hurt elsewhere)
[ ! -f /etc/debian_release -o -x $binary ] || exit 0
[ -r /etc/default/virtualbox ] && . /etc/default/virtualbox
PIDFILE="/var/run/${SCRIPTNAME}"
# Preamble for Gentoo
if [ "`which $0`" = "/sbin/rc" ]; then
shift
fi
begin_msg()
{
test -n "${2}" && echo "${SCRIPTNAME}: ${1}."
logger -t "${SCRIPTNAME}" "${1}."
}
succ_msg()
{
logger -t "${SCRIPTNAME}" "${1}."
}
fail_msg()
{
echo "${SCRIPTNAME}: failed: ${1}." >&2
logger -t "${SCRIPTNAME}" "failed: ${1}."
}
start_daemon() {
usr="$1"
shift
su - $usr -c "$*"
}
killproc() {
killall $1
rm -f $PIDFILE
}
if which start-stop-daemon >/dev/null 2>&1; then
start_daemon() {
usr="$1"
shift
bin="$1"
shift
start-stop-daemon --background --chuid $usr --start --exec $bin -- $@
}
killproc() {
start-stop-daemon --stop --exec $@
}
fi
vboxdrvrunning() {
lsmod | grep -q "vboxdrv[^_-]"
}
check_single_user() {
if [ -n "$2" ]; then
fail_msg "VBOXWATCHDOG_USER must not contain multiple users!"
exit 1
fi
}
start() {
if ! test -f $PIDFILE; then
[ -z "$VBOXWATCHDOG_USER" -a -z "$VBOXBALLOONCTRL_USER" ] && exit 0
[ -z "$VBOXWATCHDOG_USER" ] && VBOXWATCHDOG_USER="$VBOXBALLOONCTRL_USER"
begin_msg "Starting VirtualBox watchdog service" console;
check_single_user $VBOXWATCHDOG_USER
vboxdrvrunning || {
fail_msg "VirtualBox kernel module not loaded!"
exit 0
}
# Handle legacy parameters, do not add any further ones unless absolutely necessary.
[ -z "$VBOXWATCHDOG_BALLOON_INTERVAL" -a -n "$VBOXBALLOONCTRL_INTERVAL" ] && VBOXWATCHDOG_BALLOON_INTERVAL="$VBOXBALLOONCTRL_INTERVAL"
[ -z "$VBOXWATCHDOG_BALLOON_INCREMENT" -a -n "$VBOXBALLOONCTRL_INCREMENT" ] && VBOXWATCHDOG_BALLOON_INCREMENT="$VBOXBALLOONCTRL_INCREMENT"
[ -z "$VBOXWATCHDOG_BALLOON_DECREMENT" -a -n "$VBOXBALLOONCTRL_DECREMENT" ] && VBOXWATCHDOG_BALLOON_DECREMENT="$VBOXBALLOONCTRL_DECREMENT"
[ -z "$VBOXWATCHDOG_BALLOON_LOWERLIMIT" -a -n "$VBOXBALLOONCTRL_LOWERLIMIT" ] && VBOXWATCHDOG_BALLOON_LOWERLIMIT="$VBOXBALLOONCTRL_LOWERLIMIT"
[ -z "$VBOXWATCHDOG_BALLOON_SAFETYMARGIN" -a -n "$VBOXBALLOONCTRL_SAFETYMARGIN" ] && VBOXWATCHDOG_BALLOON_SAFETYMARGIN="$VBOXBALLOONCTRL_SAFETYMARGIN"
[ -z "$VBOXWATCHDOG_ROTATE" -a -n "$VBOXBALLOONCTRL_ROTATE" ] && VBOXWATCHDOG_ROTATE="$VBOXBALLOONCTRL_ROTATE"
[ -z "$VBOXWATCHDOG_LOGSIZE" -a -n "$VBOXBALLOONCTRL_LOGSIZE" ] && VBOXWATCHDOG_LOGSIZE="$VBOXBALLOONCTRL_LOGSIZE"
[ -z "$VBOXWATCHDOG_LOGINTERVAL" -a -n "$VBOXBALLOONCTRL_LOGINTERVAL" ] && VBOXWATCHDOG_LOGINTERVAL="$VBOXBALLOONCTRL_LOGINTERVAL"
PARAMS="--background"
[ -n "$VBOXWATCHDOG_BALLOON_INTERVAL" ] && PARAMS="$PARAMS --balloon-interval \"$VBOXWATCHDOG_BALLOON_INTERVAL\""
[ -n "$VBOXWATCHDOG_BALLOON_INCREMENT" ] && PARAMS="$PARAMS --balloon-inc \"$VBOXWATCHDOG_BALLOON_INCREMENT\""
[ -n "$VBOXWATCHDOG_BALLOON_DECREMENT" ] && PARAMS="$PARAMS --balloon-dec \"$VBOXWATCHDOG_BALLOON_DECREMENT\""
[ -n "$VBOXWATCHDOG_BALLOON_LOWERLIMIT" ] && PARAMS="$PARAMS --balloon-lower-limit \"$VBOXWATCHDOG_BALLOON_LOWERLIMIT\""
[ -n "$VBOXWATCHDOG_BALLOON_SAFETYMARGIN" ] && PARAMS="$PARAMS --balloon-safety-margin \"$VBOXWATCHDOG_BALLOON_SAFETYMARGIN\""
[ -n "$VBOXWATCHDOG_ROTATE" ] && PARAMS="$PARAMS -R \"$VBOXWATCHDOG_ROTATE\""
[ -n "$VBOXWATCHDOG_LOGSIZE" ] && PARAMS="$PARAMS -S \"$VBOXWATCHDOG_LOGSIZE\""
[ -n "$VBOXWATCHDOG_LOGINTERVAL" ] && PARAMS="$PARAMS -I \"$VBOXWATCHDOG_LOGINTERVAL\""
# prevent inheriting this setting to VBoxSVC
unset VBOX_RELEASE_LOG_DEST
start_daemon $VBOXWATCHDOG_USER $binary $PARAMS > /dev/null 2>&1
# ugly: wait until the final process has forked
sleep .1
PID=`pidof $binary 2>/dev/null`
if [ -n "$PID" ]; then
echo "$PID" > $PIDFILE
RETVAL=0
succ_msg "VirtualBox watchdog service started"
else
RETVAL=1
fail_msg "VirtualBox watchdog service failed to start"
fi
fi
return $RETVAL
}
stop() {
if test -f $PIDFILE; then
begin_msg "Stopping VirtualBox watchdog service" console;
killproc $binary
RETVAL=$?
if ! pidof $binary > /dev/null 2>&1; then
rm -f $PIDFILE
succ_msg "VirtualBox watchdog service stopped"
else
fail_msg "VirtualBox watchdog service failed to stop"
fi
fi
return $RETVAL
}
restart() {
stop && start
}
status() {
echo -n "Checking for VBox watchdog service"
if [ -f $PIDFILE ]; then
echo " ...running"
else
echo " ...not running"
fi
}
case "$1" in
start)
start
;;
stop)
stop
;;
restart)
restart
;;
force-reload)
restart
;;
status)
status
;;
setup)
;;
cleanup)
;;
*)
echo "Usage: $0 {start|stop|restart|status}"
exit 1
esac
exit $RETVAL
|
