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|
#!/bin/bash
vbox_build_id() {
{
echo "$REQUIRED_VBOX_VERSION"
gcc --version 2>&1
echo "${TARGET_KERNEL_LONG}"
echo "2" # incrase this in case something relevant changes in this build script
grep -E '^(# )?CONFIG_' "${KERNEL_HEADERS_DIR}/.config"
} | md5sum | cut -c1-32
}
fetch_source() {
[ -d "${MODULE_WORK_DIR}/src" ] && rm -rf "${MODULE_WORK_DIR}/src"
[ -z "${REQUIRED_VBOX_VERSION}" ] && perror "REQUIRED_VBOX_VERSION is not set!"
local done=
if nfs_cache_avail; then
local id tar
id="$( vbox_build_id )"
pinfo "Build id is $id"
tar="${NFS_CACHE_DIR}/cache/${id}.tar.zstd"
if [ -s "$tar" ]; then
pinfo "Extracting cached vbox build"
if < "$tar" zstd -d -T0 | tar -C "${MODULE_WORK_DIR}" -x; then
touch "$tar" # We use last modified as last used, as atime is unreliable
done=1
fi
pwarning "Extracting cached kernel failed, building..."
fi
fi
if [ -z "$done" ]; then
local BASEVER="${REQUIRED_VBOX_VERSION}"
# In case we have something like 1.2.3a, we need 1.2.3 for the directory name below
[[ "${BASEVER: -1}" =~ ^[0-9]$ ]] || BASEVER="${BASEVER:0:-1}"
local BASE_URL="http://download.virtualbox.org/virtualbox"
local DOWNLOAD_URL="${BASE_URL}/${BASEVER}/VirtualBox-${REQUIRED_VBOX_VERSION}.tar.bz2"
download_untar "$DOWNLOAD_URL" "${MODULE_WORK_DIR}/src" || \
perror "Could not download_untar '$DOWNLOAD_URL' to '${MODULE_WORK_DIR}/src'."
fi
if [ -n "$REQUIRED_EXTPACK" ]; then
# oracle's extension pack
DOWNLOAD_URL="${DOWNLOAD_URL%/*}/Oracle_VM_VirtualBox_Extension_Pack-${BASEVER}.vbox-extpack"
download_untar "$DOWNLOAD_URL" "${MODULE_WORK_DIR}/extpack" || \
perror "Could not download_untar '$DOWNLOAD_URL' to '${MODULE_WORK_DIR}/extpack'."
# Nice, Oracle - files in the tarball are world writable, but vbox refuses to use the extpack that way
chmod -R go-w "${MODULE_WORK_DIR}/extpack"
fi
}
build() (
[ -n "${KERNEL_HEADERS_DIR}" ] || perror "KERNEL_HEADERS_DIR not set, kernel module present?"
local BASEVER="${REQUIRED_VBOX_VERSION}"
# In case we have something like 1.2.3a, we need 1.2.3 for the directory name below
[[ "${BASEVER: -1}" =~ ^[0-9]$ ]] || BASEVER="${BASEVER:0:-1}"
local VBOX_BUILD_DIR="${MODULE_WORK_DIR}/src/VirtualBox-${BASEVER}/build"
# Cached?
local bf="${MODULE_WORK_DIR}/src/.mltk-build-flag"
if [ -e "$bf" ]; then
# Cached, setup vars
source "${VBOX_BUILD_DIR}/env.sh" || perror "Failed to source '${VBOX_BUILD_DIR}/env.sh'."
local VBOX_RELEASE_BUILD_DIR="${VBOX_BUILD_DIR}/linux.${BUILD_PLATFORM_ARCH}/release"
else
cd "${MODULE_WORK_DIR}/src/VirtualBox-${BASEVER}" || \
perror "Could not cd to '${MODULE_WORK_DIR}/src/VirtualBox-${BASEVER}'."
mkdir -p "$VBOX_BUILD_DIR" || perror "Failed to mkdir '$VBOX_BUILD_DIR'."
./configure \
--disable-docs \
--disable-java \
--disable-python \
--disable-libvpx \
--enable-vnc \
--disable-udptunnel \
--with-linux="${KERNEL_HEADERS_DIR}" \
--out-base-dir="${VBOX_BUILD_DIR}" \
|| perror "'configure' failed."
# Newer version SUCK because they ignore --with-linux and require KERN_DIR to be set,
# and forthermode require it to end in "<version>/build", so we need to create a symlink *facepalm*
mkdir -p "kernel/${TARGET_KERNEL_LONG}"
ln -nfs "${KERNEL_HEADERS_DIR}" "kernel/${TARGET_KERNEL_LONG}/build" \
|| perror "Kernel symlink fail ('${KERNEL_HEADERS_DIR}' <- 'kernel/${TARGET_KERNEL_LONG}/build')"
export KERN_DIR="$( readlink -f "kernel" )/${TARGET_KERNEL_LONG}/build"
# Limit job count - can easily OOM
num="$( awk '$1 == "MemTotal:" { print int(0.25 + $2 / (1024*1024)) }' /proc/meminfo )"
(( num > CPU_CORES )) && num="$CPU_CORES"
# the configure script should have created a file called 'env.sh'
source "${VBOX_BUILD_DIR}/env.sh" || perror "Failed to source '${VBOX_BUILD_DIR}/env.sh'."
# copy the LocalConfig.kmk to the build dir to be more LSB-compliant
cp "${MODULE_DIR}/LocalConfig.kmk" "${VBOX_BUILD_DIR}" || \
perror "Failed to cp LocalConfig.kmk to build dir"
cp "${MODULE_DIR}/LocalConfig.kmk" "${VBOX_BUILD_DIR}/../" || \
perror "Failed to cp LocalConfig.kmk to build/../ dir"
kmk -j "$num" all || perror "Failed to execute 'kmk'."
# check the generated build directory, use BUILD_PLATFORM_ARCH defined in env.sh
local VBOX_RELEASE_BUILD_DIR="${VBOX_BUILD_DIR}/linux.${BUILD_PLATFORM_ARCH}/release"
[ -d "${VBOX_RELEASE_BUILD_DIR}" ] || \
perror "No release build dir found under '${VBOX_RELEASE_BUILD_DIR}'. Build failed?"
## Kernel modules
# build kernel modules from the release dir
cde "${VBOX_RELEASE_BUILD_DIR}/bin/src"
make \
KERN_DIR="${KERNEL_HEADERS_DIR}" \
KERN_VER="${TARGET_KERNEL_LONG}" \
|| perror "Build kernel modules failed."
# Cache
touch "$bf"
if nfs_cache_avail; then
local id tar
id="$( vbox_build_id )"
tar="${NFS_CACHE_DIR}/cache/${id}.tar.zstd"
pinfo "Copying built vbox to NFS cache with id $id"
mkdir -p "$( dirname "$tar" )"
tar -C "${MODULE_WORK_DIR}" -c -k src | zstd -T0 -2 -z > "$tar" \
|| pwarning "Could not write vbox to NFS cache"
fi
fi
# the resulting linux.<arch>/release/bin folder contains the whole build,
# copy it over to usr/lib/virtualbox
mkdir -p "${MODULE_BUILD_DIR}/usr/lib/virtualbox" || \
perror "Failed to mkdir '${MODULE_BUILD_DIR}/usr/lib/virtualbox'."
cp -r "${VBOX_RELEASE_BUILD_DIR}/bin/"* "${MODULE_BUILD_DIR}/usr/lib/virtualbox" || \
perror "Failed to cp -r '${VBOX_RELEASE_BUILD_DIR}/bin' to '${MODULE_BUILD_DIR}/usr/lib/virtualbox'."
# set suid bits
for BIN in VBoxHeadless VBoxNetAdpCtl VBoxNetDHCP VBoxNetNAT VBoxSDL VirtualBoxVM; do
if ! [ -e "${MODULE_BUILD_DIR}/usr/lib/virtualbox/$BIN" ]; then
pwarning "No such file: '${MODULE_BUILD_DIR}/usr/lib/virtualbox/$BIN', cannot add suid bit."
continue
fi
chmod u+s "${MODULE_BUILD_DIR}/usr/lib/virtualbox/${BIN}" || perror "Failed to set suid bit on '${BIN}'."
done
# Copy kernel modules
cde "${VBOX_RELEASE_BUILD_DIR}/bin/src"
mkdir -p "${MODULE_BUILD_DIR}/lib/modules/vbox" || \
perror "Failed to mkdir '${MODULE_BUILD_DIR}/lib/modules/vbox'."
for MOD in $(find ./* -maxdepth 0 -type d); do
[ -e "$MOD.ko" ] || perror "Module '$MOD' was not built!"
cp "$MOD.ko" "${MODULE_BUILD_DIR}/lib/modules/vbox/" || \
perror "Failed to cp $MOD.ko to '${MODULE_BUILD_DIR}/lib/modules/vbox/'."
done
if [ -n "$REQUIRED_EXTPACK" ]; then
# finally copy the extension pack files, everthing is needed as the subfolders
# target the guest architectures and not that of the host!
local VBOX_EXTPACK_DIR="${MODULE_BUILD_DIR}/usr/lib/virtualbox/ExtensionPacks/Oracle_VM_VirtualBox_Extension_Pack"
cp -ar "${MODULE_WORK_DIR}/extpack" "${VBOX_EXTPACK_DIR}" || \
perror "Failed to cp '${MODULE_WORK_DIR}/extpack' to '${VBOX_EXTPACK_DIR}'."
chown -R root:root "${VBOX_EXTPACK_DIR}" || \
perror "Failed to chown '${VBOX_EXTPACK_DIR}' to root:root."
fi
# od binary
local OD_BIN="$(which od 2>/dev/null)"
if [ -n "$OD_BIN" ] && [ -f "$OD_BIN" ]; then
tarcopy "$OD_BIN" "$MODULE_BUILD_DIR"
fi
true
)
post_copy() {
groupadd --system vboxusers
add_to_group demo vboxusers
}
|
