Installer/linux/vboxballoonctrl-service.sh.in

	vboxballoonctrl-service.sh.in revision 8ee2210a5350e50b852d6aaeb997aaeafe0e1f82
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync#!/bin/sh
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync#
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync# VirtualBox balloon control daemon init script.
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync#
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync# Copyright (C) 2006-2011 Oracle Corporation
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync#
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync# This file is part of VirtualBox Open Source Edition (OSE), as
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync# available from http://www.virtualbox.org. This file is free software;
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync# you can redistribute it and/or modify it under the terms of the GNU
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync# General Public License (GPL) as published by the Free Software
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync# Foundation, in version 2 as it comes in the "COPYING" file of the
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync# VirtualBox OSE distribution. VirtualBox OSE is distributed in the
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync# hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync#
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync# chkconfig: 35 35 65
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync# description: VirtualBox balloon control daemon
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync#
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync### BEGIN INIT INFO
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync# Provides:       vboxballoonctrl-service
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync# Required-Start: vboxdrv
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync# Required-Stop:  vboxdrv
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync# Default-Start:  2 3 4 5
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync# Default-Stop:   0 1 6
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync# Description:    VirtualBox balloon control daemon
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync### END INIT INFO
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncPATH=$PATH:/bin:/sbin:/usr/sbin
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncDEBIAN=%DEBIAN%
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncNOLSB=%NOLSB%
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync[ -f /lib/lsb/init-functions ] || NOLSB=yes
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync[ -f /etc/vbox/vbox.cfg ] && . /etc/vbox/vbox.cfg
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncif [ -n "$INSTALL_DIR" ]; then
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync    binary="$INSTALL_DIR/VBoxBalloonCtrl"
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncelse
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync    binary="/usr/lib/%PACKAGE%/VBoxBalloonCtrl"
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncfi
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync# silently exit if the package was uninstalled but not purged,
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync# applies to Debian packages only
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync[ -z "$DEBIAN" -o -x $binary ] || exit 0
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync[ -r /etc/default/%PACKAGE% ] && . /etc/default/%PACKAGE%
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncsystem=unknown
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncif [ -f /etc/redhat-release ]; then
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync    system=redhat
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync    PIDFILE="/var/lock/subsys/vboxballoonctrl-service"
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncelif [ -f /etc/SuSE-release ]; then
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync    system=suse
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync    PIDFILE="/var/lock/subsys/vboxballoonctrl-service"
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncelif [ -f /etc/debian_version ]; then
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync    system=debian
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync    PIDFILE="/var/run/vboxballoonctrl-service"
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncelif [ -f /etc/gentoo-release ]; then
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync    system=gentoo
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync    PIDFILE="/var/run/vboxballoonctrl-service"
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncelif [ -f /etc/arch-release ]; then
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync     system=arch
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync     PIDFILE="/var/run/vboxballoonctrl-service"
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncelif [ -f /etc/slackware-version ]; then
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync    system=slackware
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync    PIDFILE="/var/run/vboxballoonctrl-service"
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncelif [ -f /etc/lfs-release ]; then
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync    system=lfs
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync    PIDFILE="/var/run/vboxballoonctrl-service.pid"
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncelse
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync    system=other
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync    if [ -d /var/run -a -w /var/run ]; then
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync        PIDFILE="/var/run/vboxballoonctrl-service"
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync    fi
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncfi
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncif [ -z "$NOLSB" ]; then
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync    . /lib/lsb/init-functions
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync    fail_msg() {
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync        echo ""
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync        log_failure_msg "$1"
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync    }
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync    succ_msg() {
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync        log_success_msg " done."
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync    }
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync    begin_msg() {
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync        log_daemon_msg "$@"
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync    }
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncfi
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncif [ "$system" = "redhat" ]; then
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync    . /etc/init.d/functions
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync    if [ -n "$NOLSB" ]; then
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync        start_daemon() {
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync            usr="$1"
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync            shift
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync            daemon --user $usr $@
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync        }
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync        fail_msg() {
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync            echo_failure
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync            echo
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync        }
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync        succ_msg() {
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync            echo_success
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync            echo
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync        }
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync        begin_msg() {
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync            echo -n "$1"
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync        }
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync    fi
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncfi
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncif [ "$system" = "suse" ]; then
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync    . /etc/rc.status
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync    start_daemon() {
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync        usr="$1"
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync        shift
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync        su - $usr -c "$*"
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync    }
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync    if [ -n "$NOLSB" ]; then
        fail_msg() {
            rc_failed 1
            rc_status -v
        }
        succ_msg() {
            rc_reset
            rc_status -v
        }
        begin_msg() {
            echo -n "$1"
        }
    fi
fi

if [ "$system" = "debian" ]; then
    start_daemon() {
        usr="$1"
        shift
        bin="$1"
        shift
        start-stop-daemon --background --chuid $usr --start --exec $bin -- $@
    }
    killproc() {
        start-stop-daemon --stop --exec $@
    }
    if [ -n "$NOLSB" ]; then
        fail_msg() {
            echo " ...fail!"
        }
        succ_msg() {
            echo " ...done."
        }
        begin_msg() {
            echo -n "$1"
       }
    fi
fi

if [ "$system" = "gentoo" ]; then
    . /sbin/functions.sh
    start_daemon() {
        usr="$1"
        shift
        bin="$1"
        shift
        start-stop-daemon --background --chuid $usr --start --exec $bin -- $@
    }
    killproc() {
        start-stop-daemon --stop --exec $@
    }
    if [ -n "$NOLSB" ]; then
        fail_msg() {
            echo " ...fail!"
        }
        succ_msg() {
            echo " ...done."
        }
        begin_msg() {
            echo -n "$1"
        }
        if [ "`which $0`" = "/sbin/rc" ]; then
            shift
        fi
    fi
fi

if [ "$system" = "arch" ]; then
    USECOLOR=yes
    . /etc/rc.d/functions
    start_daemon() {
        usr="$1"
        shift
        su - $usr -c "$*"
        test $? -eq 0 && add_daemon rc.`basename $2`
    }
    killproc() {
        killall $@
        rm_daemon `basename $@`
    }
    if [ -n "$NOLSB" ]; then
        fail_msg() {
            stat_fail
        }
        succ_msg() {
            stat_done
        }
        begin_msg() {
            stat_busy "$1"
        }
    fi
fi

if [ "$system" = "slackware" ]; then
    killproc() {
        killall $1
        rm -f $PIDFILE
    }
    if [ -n "$NOLSB" ]; then
        fail_msg() {
            echo " ...fail!"
        }
        succ_msg() {
            echo " ...done."
        }
        begin_msg() {
            echo -n "$1"
        }
    fi
    start_daemon() {
        usr="$1"
        shift
        su - $usr -c "$*"
    }
fi

if [ "$system" = "lfs" ]; then
    . /etc/rc.d/init.d/functions
    if [ -n "$NOLSB" ]; then
        fail_msg() {
            echo_failure
        }
        succ_msg() {
            echo_ok
        }
        begin_msg() {
            echo $1
        }
    fi
    start_daemon() {
        usr="$1"
        shift
        su - $usr -c "$*"
    }
    status() {
        statusproc $1
    }
fi

if [ "$system" = "other" ]; then
    if [ -n "$NOLSB" ]; then
        fail_msg() {
            echo " ...fail!"
        }
        succ_msg() {
            echo " ...done."
        }
        begin_msg() {
            echo -n "$1"
        }
    fi
fi

vboxdrvrunning() {
    lsmod | grep -q "vboxdrv[^_-]"
}

check_single_user() {
    if [ -n "$2" ]; then
        fail_msg "VBOXBALLOONCTRL_USER must not contain multiple users!"
        exit 1
    fi
}

start() {
    if ! test -f $PIDFILE; then
        [ -z "$VBOXBALLOONCTRL_USER" ] && exit 0
        begin_msg "Starting VirtualBox balloon control service";
        check_single_user $VBOXBALLOONCTRL_USER
        vboxdrvrunning || {
            fail_msg "VirtualBox kernel module not loaded!"
            exit 0
        }
        PARAMS="--background"
        [ -n "$VBOXBALLOONCTRL_INTERVAL" ]      && PARAMS="$PARAMS --interval $VBOXBALLOONCTRL_INTERVAL"
        [ -n "$VBOXBALLOONCTRL_INCREMENT" ]     && PARAMS="$PARAMS --balloon-inc $VBOXBALLOONCTRL_INCREMENT"
        [ -n "$VBOXBALLOONCTRL_DECREMENT" ]     && PARAMS="$PARAMS --balloon-dec $VBOXBALLOONCTRL_DECREMENT"
        [ -n "$VBOXBALLOONCTRL_LOWERLIMIT" ]    && PARAMS="$PARAMS --balloon-lower-limit $VBOXBALLOONCTRL_LOWERLIMIT"
        [ -n "$VBOXBALLOONCTRL_ROTATE" ]        && PARAMS="$PARAMS - $VBOXBALLOONCTRL_ROTATE"
        [ -n "$VBOXBALLOONCTRL_LOGSIZE" ]       && PARAMS="$PARAMS -S $VBOXBALLOONCTRL_LOGSIZE"
        [ -n "$VBOXBALLOONCTRL_LOGINTERVAL" ]   && PARAMS="$PARAMS -I $VBOXBALLOONCTRL_LOGINTERVAL"
        # prevent inheriting this setting to VBoxSVC
        unset VBOX_RELEASE_LOG_DEST
        start_daemon $VBOXBALLOONCTRL_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
        else
            RETVAL=1
            fail_msg
        fi
    fi
    return $RETVAL
}

stop() {
    if test -f $PIDFILE; then
        begin_msg "Stopping VirtualBox balloon control service";
        killproc $binary
        RETVAL=$?
        if ! pidof $binary > /dev/null 2>&1; then
            rm -f $PIDFILE
            succ_msg
        else
            fail_msg
        fi
    fi
    return $RETVAL
}

restart() {
    stop && start
}

status() {
    echo -n "Checking for VBox balloon control 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