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File vboxdrv.sh of Package virtualbox

#! /bin/sh
# Oracle VM VirtualBox
# Linux kernel module init script

#
# Copyright (C) 2006-2015 Oracle Corporation
#
# This file is part of VirtualBox Open Source Edition (OSE), as
# available from http://www.virtualbox.org. This file is free software;
# you can redistribute it and/or modify it under the terms of the GNU
# General Public License (GPL) as published by the Free Software
# Foundation, in version 2 as it comes in the "COPYING" file of the
# VirtualBox OSE distribution. VirtualBox OSE is distributed in the
# hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
#

# chkconfig: 345 20 80
# description: VirtualBox Linux kernel module
#
### BEGIN INIT INFO
# Provides:       vboxdrv
# Required-Start: $syslog $remote_fs
# Required-Stop:  $syslog $remote_fs
# Default-Start:  2 3 5
# Default-Stop:   0 1 6
# Short-Description: VirtualBox Linux module
# Description: VirtualBox Linux kernel module
### END INIT INFO

PATH=/usr/sbin:/usr/bin:$PATH
DEVICE=/dev/vboxdrv
LOG="/var/log/vbox-install.log"
MODPROBE=/usr/sbin/modprobe
SCRIPTNAME=vboxdrv.sh
INSTALL_DIR=/usr/lib/virtualbox

# The below is GNU-specific.  See VBox.sh for the longer Solaris/OS X version.
TARGET=`readlink -e -- "${0}"` || exit 1
SCRIPT_DIR="${TARGET%/[!/]*}"

if $MODPROBE -c | grep -q '^allow_unsupported_modules  *0'; then
  MODPROBE="$MODPROBE --allow-unsupported-modules"
fi

[ -f /etc/vbox/vbox.cfg ] && . /etc/vbox/vbox.cfg
export BUILD_TYPE
export USERNAME
export USER=$USERNAME

VIRTUALBOX="${INSTALL_DIR}/VirtualBox"
VBOXMANAGE="${INSTALL_DIR}/VBoxManage"
BUILDINTMP="${MODULE_SRC}/build_in_tmp"
if test -u "${VBOXMANAGE}"; then
    GROUP=root
    DEVICE_MODE=0600
else
    GROUP=vboxusers
    DEVICE_MODE=0660
fi

[ -r /etc/default/virtualbox ] && . /etc/default/virtualbox

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}."
}

failure()
{
    fail_msg "$1"
    exit 1
}

running()
{
    lsmod | grep -q "$1[^_-]"
}

## Output the vboxdrv part of our udev rule.  This is redirected to the right file.
udev_write_vboxdrv() {
    VBOXDRV_GRP="$1"
    VBOXDRV_MODE="$2"

echo "KERNEL==\"vboxdrv\", NAME=\"vboxdrv\", OWNER=\"root\", GROUP=\"$VBOXDRV_GRP\", MODE=\"$VBOXDRV_MODE\""
    echo "KERNEL==\"vboxdrvu\", NAME=\"vboxdrvu\", OWNER=\"root\", GROUP=\"root\", MODE=\"0666\""
    echo "KERNEL==\"vboxnetctl\", NAME=\"vboxnetctl\", OWNER=\"root\", GROUP=\"$VBOXDRV_GRP\", MODE=\"$VBOXDRV_MODE\""
}

## Output the USB part of our udev rule.  This is redirected to the right file.
udev_write_usb() {
    INSTALLATION_DIR="$1"
    USB_GROUP="$2"

echo "SUBSYSTEM==\"usb_device\", ACTION==\"add\", RUN+=\"$INSTALLATION_DIR/VBoxCreateUSBNode.sh \$major \$minor \$attr{bDeviceClass}${USB_GROUP}\""
    echo "SUBSYSTEM==\"usb\", ACTION==\"add\", ENV{DEVTYPE}==\"usb_device\", RUN+=\"$INSTALLATION_DIR/VBoxCreateUSBNode.sh \$major \$minor \$attr{bDeviceClass}${USB_GROUP}\""
    echo "SUBSYSTEM==\"usb_device\", ACTION==\"remove\", RUN+=\"$INSTALLATION_DIR/VBoxCreateUSBNode.sh --remove \$major \$minor\""
    echo "SUBSYSTEM==\"usb\", ACTION==\"remove\", ENV{DEVTYPE}==\"usb_device\", RUN+=\"$INSTALLATION_DIR/VBoxCreateUSBNode.sh --remove \$major \$minor\""
}

## Generate our udev rule file.  This takes a change in udev rule syntax in
## version 55 into account.  It only creates rules for USB for udev versions
## recent enough to support USB device nodes.
generate_udev_rule() {
    VBOXDRV_GRP="$1"      # The group owning the vboxdrv device
    VBOXDRV_MODE="$2"     # The access mode for the vboxdrv device
    INSTALLATION_DIR="$3" # The directory VirtualBox is installed in
    USB_GROUP="$4"        # The group that has permission to access USB devices
    NO_INSTALL="$5"       # Set this to "1" to remove but not re-install rules

# Extra space!
    case "$USB_GROUP" in ?*) USB_GROUP=" $USB_GROUP" ;; esac
    case "$NO_INSTALL" in "1") return ;; esac
    udev_write_vboxdrv "$VBOXDRV_GRP" "$VBOXDRV_MODE"
    udev_write_usb "$INSTALLATION_DIR" "$USB_GROUP"
}

## Install udev rule (disable with INSTALL_NO_UDEV=1 in
## /etc/default/virtualbox).
install_udev() {
    VBOXDRV_GRP="$1"      # The group owning the vboxdrv device
    VBOXDRV_MODE="$2"     # The access mode for the vboxdrv device
    INSTALLATION_DIR="$3" # The directory VirtualBox is installed in
    USB_GROUP="$4"        # The group that has permission to access USB devices
    NO_INSTALL="$5"       # Set this to "1" to remove but not re-install rules

if test -d /etc/udev/rules.d; then
        generate_udev_rule "$VBOXDRV_GRP" "$VBOXDRV_MODE" "$INSTALLATION_DIR" \
                           "$USB_GROUP" "$NO_INSTALL"
    fi
    # Remove old udev description file
    rm -f /etc/udev/rules.d/10-vboxdrv.rules 2> /dev/null
}

## Create a usb device node for a given sysfs path to a USB device.
install_create_usb_node_for_sysfs() {
    path="$1"           # sysfs path for the device
    usb_createnode="$2" # Path to the USB device node creation script
    usb_group="$3"      # The group to give ownership of the node to
    if test -r "${path}/dev"; then
        dev="`cat "${path}/dev" 2> /dev/null`"
        major="`expr "$dev" : '$.*$:' 2> /dev/null`"
        minor="`expr "$dev" : '.*:$.*$' 2> /dev/null`"
        class="`cat ${path}/bDeviceClass 2> /dev/null`"
        sh "${usb_createnode}" "$major" "$minor" "$class" \
              "${usb_group}" 2>/dev/null
    fi
}

udev_rule_file=/etc/udev/rules.d/60-vboxdrv.rules
sysfs_usb_devices="/sys/bus/usb/devices/*"

## Install udev rules and create device nodes for usb access
setup_usb() {
    VBOXDRV_GRP="$1"      # The group that should own /dev/vboxdrv
    VBOXDRV_MODE="$2"     # The mode to be used for /dev/vboxdrv
    INSTALLATION_DIR="$3" # The directory VirtualBox is installed in
    USB_GROUP="$4"        # The group that should own the /dev/vboxusb device
                          # nodes unless INSTALL_NO_GROUP=1 in
                          # /etc/default/virtualbox.  Optional.
    usb_createnode="$INSTALLATION_DIR/VBoxCreateUSBNode.sh"
    # install udev rule (disable with INSTALL_NO_UDEV=1 in
    # /etc/default/virtualbox)
    if [ "$INSTALL_NO_GROUP" != "1" ]; then
        usb_group=$USB_GROUP
        vboxdrv_group=$VBOXDRV_GRP
    else
        usb_group=root
        vboxdrv_group=root
    fi
    install_udev "${vboxdrv_group}" "$VBOXDRV_MODE" \
                 "$INSTALLATION_DIR" "${usb_group}" \
                 "$INSTALL_NO_UDEV" > ${udev_rule_file}
    # Build our device tree
    for i in ${sysfs_usb_devices}; do  # This line intentionally without quotes.
        install_create_usb_node_for_sysfs "$i" "${usb_createnode}" \
                                          "${usb_group}"
    done
}

cleanup_usb()
{
    # Remove udev description file
    rm -f /etc/udev/rules.d/60-vboxdrv.rules
    rm -f /etc/udev/rules.d/10-vboxdrv.rules

# Remove our USB device tree
    rm -rf /dev/vboxusb
}

start_drv()
{
    begin_msg "Starting VirtualBox services" console
    if [ -d /proc/xen ]; then
        failure "Running VirtualBox in a Xen environment is not supported"
    fi
    if ! running vboxdrv; then
        if ! rm -f $DEVICE; then
            failure "Cannot remove $DEVICE"
        fi
        if ! $MODPROBE vboxdrv > /dev/null 2>&1; then
            /usr/sbin/vboxconfig
            if ! $MODPROBE vboxdrv > /dev/null 2>&1; then
                failure "modprobe vboxdrv failed. Please use 'dmesg' to find out why"
            fi
        fi
        sleep .2
    fi
    # ensure the character special exists
    if [ ! -c $DEVICE ]; then
        MAJOR=`sed -n 's;$[0-9]\+$ vboxdrv$;\1;p' /proc/devices`
        if [ ! -z "$MAJOR" ]; then
            MINOR=0
        else
            MINOR=`sed -n 's;$[0-9]\+$ vboxdrv$;\1;p' /proc/extra`
            if [ ! -z "$MINOR" ]; then
                MAJOR=10
            fi
        fi
        if [ -z "$MAJOR" ]; then
            rmmod vboxdrv 2>/dev/null
            failure "Cannot locate the VirtualBox device"
        fi
        if ! mknod -m 0660 $DEVICE c $MAJOR $MINOR 2>/dev/null; then
            rmmod vboxdrv 2>/dev/null
            failure "Cannot create device $DEVICE with major $MAJOR and minor $MINOR"
        fi
    fi
    # ensure permissions
    if ! $MODPROBE vboxnetflt > /dev/null 2>&1; then
        failure "modprobe vboxnetflt failed. Please use 'dmesg' to find out why"
    fi
    if ! $MODPROBE vboxnetadp > /dev/null 2>&1; then
        failure "modprobe vboxnetadp failed. Please use 'dmesg' to find out why"
    fi
    # Create the /dev/vboxusb directory if the host supports that method
    # of USB access.  The USB code checks for the existance of that path.
    if grep -q usb_device /proc/devices; then
        mkdir -p -m 0750 /dev/vboxusb 2>/dev/null
        chown root:vboxusers /dev/vboxusb 2>/dev/null
    fi
    succ_msg "VirtualBox services started"
}

stop_drv()
{
    begin_msg "Stopping VirtualBox services" console

if running vboxnetadp; then
        if ! rmmod vboxnetadp 2>/dev/null; then
            failure "Cannot unload module vboxnetadp"
        fi
    fi
    if running vboxdrv; then
        if running vboxnetflt; then
            if ! rmmod vboxnetflt 2>/dev/null; then
                failure "Cannot unload module vboxnetflt"
            fi
        fi
        if ! rmmod vboxdrv 2>/dev/null; then
            failure "Cannot unload module vboxdrv"
        fi
        if ! rm -f $DEVICE; then
            failure "Cannot unlink $DEVICE"
        fi
    fi
    succ_msg "VirtualBox services stopped"
}

cleanup_vb()
{
    for i in /lib/modules/*; do
        # We could just do "rm -f", but we only want to try deleting folders if
        # we are sure they were ours, i.e. they had our modules in beforehand.
        if    test -e "${i}/extra/vboxdrv.ko" \
           || test -e "${i}/extra/vboxnetadp.ko" \
           || test -e "${i}/extra/vboxnetflt.ko"; then
            rm -f "${i}/extra/vboxdrv.ko" "${i}/extra/vboxnetadp.ko" \
                  "${i}/extra/vboxnetflt.ko"
            # Remove the kernel version folder if it was empty except for us.
            test   "`echo ${i}/extra/* ${i}/extra/.?* ${i}/* ${i}/.?*`" \
                 = "${i}/extra/* ${i}/extra/.. ${i}/extra ${i}/.." &&
                rmdir "${i}/extra" "${i}"  # We used to leave empty folders.
            version=`expr "${i}" : "/lib/modules/$.*$"`
            depmod -a "${version}"
        fi
    done
}

# setup_script
setup_vb()
{
#   Try to build the host kernel modules in case prepackaging has failed
    /usr/sbin/vboxconfig
}

dmnstatus()
{
    if running vboxdrv; then
        str="vboxdrv"
        if running vboxnetflt; then
            str="$str, vboxnetflt"
            if running vboxnetadp; then
                str="$str, vboxnetadp"
            fi
        fi
        echo "VirtualBox kernel modules ($str) are loaded."
        for i in $SHUTDOWN_USERS; do
            # don't create the ipcd directory with wrong permissions!
            if [ -d /tmp/.vbox-$i-ipc ]; then
                export VBOX_IPC_SOCKETID="$i"
                VMS=`$VBOXMANAGE --nologo list runningvms | sed -e 's/^".*".*{$.*$}/\1/' 2>/dev/null`
                if [ -n "$VMS" ]; then
                    echo "The following VMs are currently running:"
                    for v in $VMS; do
                       echo "  $v"
                    done
                fi
            fi
        done
    else
        echo "VirtualBox kernel module is not loaded."
    fi
}

case "$1" in
start)
    start_drv
    ;;
stop)
    stop_drv
    ;;
restart)
    "$0" stop && "$0" start
    ;;
setup)
    # Create udev rule and USB device nodes.
    ## todo Wouldn't it make more sense to install the rule to /lib/udev?  This
    ## is not a user-created configuration file after all.
    ## todo Do we need a udev rule to create /dev/vboxdrv[u] at all?  We have
    ## working fall-back code here anyway, and the "right" code is more complex
    ## than the fall-back.  Unnecessary duplication?
    stop_drv && cleanup_vb
    setup_usb "$GROUP" "$DEVICE_MODE" "$INSTALL_DIR"
    setup_vb && start_drv
    ;;
cleanup)
    stop_drv && cleanup_vb
    cleanup_usb
    ;;
force-reload)
    "$0" stop
    "$0" start
    ;;
status)
    dmnstatus
    ;;
*)
    echo "Usage: $0 {start|stop|stop_vms|restart|force-reload|status}"
    exit 1
esac

exit 0

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File vboxdrv.sh of Package virtualbox

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