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#!/bin/bash |
#!/bin/bash |
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# $Header: /root/magellan-cvs/src/virtualbox/virtualbox-config.sh,v 1.5 2007-06-28 16:48:21 niro Exp $ |
# $Id$ |
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# Configures virtualbox for Magellan-Linux |
# Configures virtualbox for Magellan-Linux |
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LIBDIR=/usr/lib |
# get INSTALL_DIR location |
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INSTDIR=${LIBDIR}/virtualbox |
source /etc/vbox/vbox.cfg |
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VBOXMODULE=vboxdrv.ko |
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VBOXVERSION="$(< ${INSTALL_DIR}/version)" |
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VBOXMODEXT=ko |
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VBOXMODULE=vboxdrv |
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VBOXNETMODULE=vboxnetflt |
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VBOXNETADPMODULE=vboxnetadp |
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VBOXPCIMODULE=vboxpci |
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KERNELMODULES=( "${VBOXMODULE}" "${VBOXNETMODULE}" "${VBOXNETADPMODULE}" "${VBOXPCIMODULE}" ) |
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COLRED="\033[1;6m\033[31m" |
COLRED="\033[1;6m\033[31m" |
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COLGREEN="\033[1;6m\033[32m" |
COLGREEN="\033[1;6m\033[32m" |
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die() { echo -e "${COLRED}$@${COLDEFAULT}"; exit 1; } |
die() { echo -e "${COLRED}$@${COLDEFAULT}"; exit 1; } |
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mecho() { echo -e "${COLGREEN}$@${COLDEFAULT}"; } |
mecho() { echo -e "${COLGREEN}$@${COLDEFAULT}"; } |
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usage() |
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{ |
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echo "Usage: $(basename $0 .sh) [opts]" |
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echo "Options are:" |
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echo " --kernel-version - build modules for given kernel version not current" |
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echo " --kernel-sources - use kernel sources different from default path" |
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echo " --force - force a rebuild of the kernel modules even if they exist" |
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echo " --verbose - be verbose while building the modules" |
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echo " --help - show this help" |
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exit |
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} |
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# must be root |
# must be root |
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[[ $(id -u) != 0 ]] && die "You must be r00t!" |
[[ $(id -u) != 0 ]] && die "You must be r00t!" |
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case $1 in |
case $1 in |
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--kernel-version) shift; KERNEL_VERSION="$1" ;; |
--kernel-version) shift; KERNEL_VERSION="$1" ;; |
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--kernel-sources) shift; KERNEL_SOURCES="$1" ;; |
--kernel-sources) shift; KERNEL_SOURCES="$1" ;; |
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--force) FORCED_REBUILD="1" ;; |
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--verbose) VERBOSE="1" ;; |
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--help) usage ;; |
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esac |
esac |
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shift |
shift |
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done |
done |
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# some sane defaults |
# some sane defaults |
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[[ -z ${KERNEL_VERSION} ]] && KERNEL_VERSION="$(uname -r)" |
[[ -z ${KERNEL_VERSION} ]] && KERNEL_VERSION="$(uname -r)" |
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[[ -z ${KERNEL_SOURCES} ]] && KERNEL_SOURCES="/lib/modules/${KERNEL_VERSION}/source" |
[[ -z ${KERNEL_SOURCES} ]] && KERNEL_SOURCES="/lib/modules/${KERNEL_VERSION}/source" |
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[[ -z ${FORCED_REBUILD} ]] && FORCED_REBUILD="0" |
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[[ -z ${VERBOSE} ]] && VERBOSE="0" |
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[[ ${VERBOSE} = 0 ]] && makequiet="-s" |
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mecho "Running $(basename $0) for kernelversion ${KERNEL_VERSION} ..." |
mecho "Running $(basename $0) for kernelversion ${KERNEL_VERSION} ..." |
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if [ ! -f ${KERNEL_SOURCES}/include/linux/version.h ] |
# check module version and recompile if it doesen't fit else break here |
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then |
compile="yes" |
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die "No kernel sources for kernel ${KERNEL_VERSION} found! Aborting." |
for module in ${KERNELMODULES[*]} |
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fi |
do |
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if [[ -f /lib/modules/${KERNEL_VERSION}/misc/${module}.${VBOXMODEXT} ]] |
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then |
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myver=$(modinfo -k ${KERNEL_VERSION} -F version ${module} | sed "s:\(.*\)_.*:\1:") |
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if [[ ${VBOXVERSION} = ${myver} ]] && [[ ${FORCED_REBUILD} = 0 ]] |
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then |
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compile="no" |
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fi |
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fi |
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done |
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if [[ -f /lib/modules/${KERNEL_VERSION}/misc/${VBOXMODULE} ]] |
# try to unload the modules in reverse order to honor dependencies |
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count=${#KERNELMODULES[*]} |
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for (( i=count-1; i>=0; i-- )) |
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do |
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if [[ -f /lib/modules/${KERNEL_VERSION}/misc/${KERNELMODULES[${i}]}.${VBOXMODEXT} ]] |
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then |
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if [[ -n $(grep "${KERNELMODULES[${i}]} " /proc/modules 2> /dev/null) ]] |
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then |
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mecho "Unloading ${KERNELMODULES[${i}]} module ..." |
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modprobe -r ${KERNELMODULES[${i}]} |
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fi |
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fi |
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done |
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if [[ ${compile} = yes ]] |
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then |
then |
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mecho "Removing old module ..." |
if [ ! -f ${KERNEL_SOURCES}/include/linux/version.h ] |
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rm -f /lib/modules/${KERNEL_VERSION}/misc/${VBOXMODULE} |
then |
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die "No kernel sources for kernel ${KERNEL_VERSION} found! Aborting." |
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fi |
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for module in ${KERNELMODULES[*]} |
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do |
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if [[ -f /lib/modules/${KERNEL_VERSION}/misc/${module}.${VBOXMODEXT} ]] |
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then |
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mecho "Removing old ${module} module ..." |
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rm -f /lib/modules/${KERNEL_VERSION}/misc/${module}.${VBOXMODEXT} |
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fi |
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done |
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# compile the modules |
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pushd ${INSTALL_DIR}/src > /dev/null |
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for module in ${KERNELMODULES[*]} |
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do |
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mecho "Compiling ${module} module ..." |
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make ${makequiet} -C ${module} KBUILD_VERBOSE=${VERBOSE} clean || die "mod-compile ${module}" |
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# need some symver from vboxmodule (must be run after clean!) |
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if [[ ${module} = ${VBOXNETMODULE} ]] || |
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[[ ${module} = ${VBOXNETADPMODULE} ]] || |
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[[ ${module} = ${VBOXPCIMODULE} ]] |
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then |
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[[ -f ${VBOXMODULE}/Module.symvers ]] && cp ${VBOXMODULE}/Module.symvers ${module} |
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fi |
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make ${makequiet} -C ${module} KBUILD_VERBOSE=${VERBOSE} || die "mod-compile ${module}" |
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# install the modules |
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install -d /lib/modules/${KERNEL_VERSION}/misc |
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install -m0644 ${module}/${module}.${VBOXMODEXT} /lib/modules/${KERNEL_VERSION}/misc || die "mod-install ${module}" |
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done |
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# do no clean before all modules are build, or required symbols and objects get deleted |
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for module in ${KERNELMODULES[*]} |
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do |
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# clean up |
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make ${makequiet} -C ${module} KBUILD_VERBOSE=${VERBOSE} clean || die "mod-compile ${module}" |
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done |
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popd > /dev/null |
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# calc module dependencies |
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mecho "Calculating module dependencies ..." |
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depmod -a ${KERNEL_VERSION} |
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fi |
fi |
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# compile the module |
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cd ${INSTDIR}/src |
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make -C ${KERNEL_SOURCES} SUBDIRS=$(pwd) SRCROOT=$(pwd) clean modules || die "mod-compile" |
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# install the module |
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install -d /lib/modules/${KERNEL_VERSION}/misc |
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install -m0644 ${VBOXMODULE} /lib/modules/${KERNEL_VERSION}/misc || die "mod-install" |
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# calc module dependencies |
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mecho "Calculating module dependencies ..." |
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depmod -ae ${KERNEL_VERSION} |
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# re-read udev rules to grant the right permissions |
# re-read udev rules to grant the right permissions |
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if [[ -x $(which udevcontrol) ]] |
if [[ -x $(type -P udevadm) ]] |
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then |
then |
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mecho "Reloading udev configuration ..." |
mecho "Reloading udev configuration ..." |
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$(which udevcontrol) reload_rules |
if [ -x /usr/lib/systemd/systemd-udevd ] |
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then |
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udevadm control --reload |
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else |
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udevadm control --reload-rules |
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fi |
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fi |
fi |
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# load the module |
# load the module |
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if [[ xx$(uname -r) = x${KERNEL_VERSION} ]] |
if [[ x$(uname -r) = x${KERNEL_VERSION} ]] |
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then |
then |
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mecho "Loading kernel-module ${VBOXMODULE} ..." |
for module in ${KERNELMODULES[*]} |
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modprobe $(basename ${VBOXMODULE} .ko) |
do |
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mecho "Loading kernel-module ${module} ..." |
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modprobe ${module} |
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done |
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if [ $(echo ${KERNEL_VERSION%%-*} | sed 's:\.::g') -ge 2639 ] |
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then |
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# fixes NMI warnings with kernels >=2.6.31: |
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# vboxdrv: Warning: 2.6.31+ kernel detected. Most likely the hardware performance |
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# vboxdrv: counter framework which can generate NMIs is active. |
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mecho "Disabled hardware performance counter NMIs ..." |
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echo 2 > /proc/sys/kernel/perf_event_paranoid |
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elif [ $(echo ${KERNEL_VERSION%%-*} | sed 's:\.::g') -ge 2631 ] |
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then |
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# fixes NMI warnings with kernels >=2.6.31: |
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# vboxdrv: Warning: 2.6.31+ kernel detected. Most likely the hardware performance |
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# vboxdrv: counter framework which can generate NMIs is active. |
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mecho "Disabled hardware performance counter NMIs ..." |
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echo 2 > /proc/sys/kernel/perf_counter_paranoid |
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fi |
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else |
else |
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echo -e ${COLRED} |
echo -e ${COLRED} |
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echo "Your current running kernel does not match the the module target." |
echo "Your current running kernel does not match the the module target." |
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echo "You must boot into your target kernel and load the module manually," |
echo "You must boot into your target kernel and load the modules manually," |
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echo "before you can use virtual box." |
echo "before you can use virtualbox." |
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echo -en ${COLDEFAULT} |
echo -en ${COLDEFAULT} |
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fi |
fi |
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echo |
echo |
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mecho "Virtualbox is now configured for your system." |
mecho "Virtualbox is now configured for your system." |
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mecho "Do not forget to add you users to the 'virtualbox' group." |
mecho "Do not forget to add your users to the 'vboxusers' group." |
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echo |
echo |
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exit 0 |
exit 0 |