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[rhel9][openshift] install unzboot at build-time #425

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Merged
merged 1 commit into from
Sep 3, 2025
Merged

[rhel9][openshift] install unzboot at build-time #425

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7 changes: 7 additions & 0 deletions rhel9/install.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -38,6 +38,13 @@ dep_installer () {
cpio \
kmod
fi

# Download unzboot as kernel images are compressed in the zboot format on RHEL 9 arm64
# unzboot is only available on the EPEL RPM repo
dnf install -y https://dl.fedoraproject.org/pub/epel/epel-release-latest-9.noarch.rpm
dnf config-manager --enable epel
dnf install -y unzboot

rm -rf /var/cache/yum/*
}

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24 changes: 11 additions & 13 deletions rhel9/nvidia-driver
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Expand Up @@ -142,24 +142,22 @@ _install_prerequisites() (
depmod ${KERNEL_VERSION}

echo "Generating Linux kernel version string..."
if [ "$TARGETARCH" = "arm64" ]; then
# Download unzboot as kernel images are compressed in the zboot format on RHEL 9 arm64
# unzboot is only available on the EPEL RPM repo
dnf -q -y --releasever=${DNF_RELEASEVER} install https://dl.fedoraproject.org/pub/epel/epel-release-latest-9.noarch.rpm
dnf config-manager --enable epel
dnf -q -y --releasever=${DNF_RELEASEVER} install unzboot

if ! unzboot /lib/modules/${KERNEL_VERSION}/vmlinuz vmlinuz.out; then
echo "Could not extract /lib/modules/${KERNEL_VERSION}/vmlinuz" >&2
return 1
fi
extract-vmlinux /lib/modules/${KERNEL_VERSION}/vmlinuz | strings | grep -E '^Linux version' | sed 's/^\(.*\)\s\+(.*)$/\1/' > version

if [ -z "$(<version)" ]; then
echo "extract-vmlinux image extraction failed. Falling back to unzboot..."
unzboot /lib/modules/${KERNEL_VERSION}/vmlinuz vmlinuz.out
< vmlinuz.out strings | grep -E '^Linux version' | sed 's/^\(.*\)\s\+(.*)$/\1/' > version
rm vmlinuz.out
else
extract-vmlinux /lib/modules/${KERNEL_VERSION}/vmlinuz | strings | grep -E '^Linux version' | sed 's/^\(.*\)\s\+(.*)$/\1/' > version
fi

if [ -z "$(<version)" ]; then
echo "unzboot image extraction failed. Falling back to gunzip..."
gunzip -c /lib/modules/${KERNEL_VERSION}/vmlinuz | strings | grep -E '^Linux version' | sed 's/^\(.*\)\s\+(.*)$/\1/' > version
fi

if [ -z "$(<version)" ]; then
echo "All attempts to extract /lib/modules/${KERNEL_VERSION}/vmlinuz failed"
echo "Could not locate Linux kernel version string" >&2
return 1
fi
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2 changes: 2 additions & 0 deletions rhel9/ocp_dtk_entrypoint
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Expand Up @@ -26,6 +26,7 @@ nv-ctr-run-with-dtk() {
/usr/local/bin/common.sh \
/usr/local/bin/extract-vmlinux \
/usr/local/bin/vgpu-util \
/usr/bin/unzboot \
/drivers \
/licenses \
"$DRIVER_TOOLKIT_SHARED_DIR/"
Expand Down Expand Up @@ -137,6 +138,7 @@ dtk-build-driver() {
"$DRIVER_TOOLKIT_SHARED_DIR/common.sh" \
"$DRIVER_TOOLKIT_SHARED_DIR/extract-vmlinux" \
"$DRIVER_TOOLKIT_SHARED_DIR/vgpu-util" \
"$DRIVER_TOOLKIT_SHARED_DIR/unzboot" \
"${DRIVER_TOOLKIT_SHARED_DIR}/bin"

ln -s $(which true) ${DRIVER_TOOLKIT_SHARED_DIR}/bin/dnf --force
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