livecd-rootfs/live-build/ubuntu-cpc/hooks.d/base/disk-image-uefi-non-cloud.binary
Heinrich Schuchardt b8520530c9 riscv/server: enforce our RISC-V specific grub configuration
/etc/default/grub.d/50-cloudimg-settings.cfg is currently overriding our
RISC-V specific configuration. Remove it.

Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
2025-10-14 09:40:52 +02:00

269 lines
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#!/bin/bash -eux
case $ARCH in
amd64|arm64|armhf|riscv64)
;;
*)
echo "We don't create EFI images for $ARCH."
exit 0
;;
esac
if [ "$ARCH" = "amd64" ]; then
IMAGE_SIZE=3758096384 # bump to 3.5G (3584*1024**2); Since Kinetic amd64 need more then the default 2.2G
fi
if [ "$ARCH" = "armhf" ]; then
IMAGE_SIZE=3758096384 # bump to 3.5G (3584*1024**2); Since Jammy armhf need more then the default 2.2G
fi
# Change image size for preinstalled generic images
if [ -n "${SUBARCH:-}" ]; then
if [ "${SUBARCH:-}" = "generic" ]; then
IMAGE_SIZE=3758096384 # bump to 3.5G (3584*1024**2), due to linux-generic instead of virtual
fi
fi
if [ "$ARCH" = "riscv64" ]; then
IMAGE_SIZE=4831838208 # bump to 4.5G (4608*1024**2); initrd creation fails with "No space left" with 3.5G
fi
case ${PROJECT:-}:${SUBPROJECT:-} in
ubuntu:|ubuntu:dangerous)
echo "We don't create EFI images for Ubuntu Desktop."
exit 0
;;
ubuntu:desktop-preinstalled)
IMAGE_STR="# DESKTOP_IMG: This file was created/modified by the Desktop Image build process"
FS_LABEL="desktop-rootfs"
IMAGE_SIZE=12884901888 # 12G
;;
*)
IMAGE_STR="# CLOUD_IMG: This file was created/modified by the Cloud Image build process"
FS_LABEL="cloudimg-rootfs"
;;
esac
. config/binary
. config/functions
create_partitions() {
disk_image="$1"
sgdisk "${disk_image}" --zap-all
case $ARCH in
arm64|armhf)
if [ "${SUBARCH:-}" = "generic" ]; then
sgdisk "${disk_image}" \
--new=15:0:204800 \
--typecode=15:ef00 \
--attributes=15:set:2 \
--new=14::+4M \
--change-name=14:CIDATA \
--new=1:
else
sgdisk "${disk_image}" \
--new=15:0:204800 \
--typecode=15:ef00 \
--new=1:
fi
;;
riscv64)
sgdisk "${disk_image}" \
--new=15::+106M \
--typecode=15:ef00 \
--new=12::+4M \
--change-name=12:CIDATA \
--new=1:: \
fi
;;
amd64)
if [ "${SUBARCH:-}" = "generic" ]; then
sgdisk "${disk_image}" \
--new=14::+4M \
--typecode=14:ef02 \
--attributes=14:set:2 \
--new=15::+106M \
--typecode=15:ef00 \
--new=13::+4M \
--change-name=13:CIDATA \
--new=1::
else
sgdisk "${disk_image}" \
--new=14::+4M \
--new=15::+106M \
--new=1::
sgdisk "${disk_image}" \
-t 14:ef02 \
-t 15:ef00
fi
;;
esac
sgdisk "${disk_image}" \
--print
}
create_and_mount_uefi_partition() {
uefi_dev="${loop_device}p15"
mountpoint="$1"
mkfs.vfat -F 32 -n UEFI "${uefi_dev}"
mkdir -p "${mountpoint}"/boot/efi
mount "${uefi_dev}" "$mountpoint"/boot/efi
cat << EOF >> "mountpoint/etc/fstab"
LABEL=UEFI /boot/efi vfat umask=0077 0 1
EOF
}
install_grub() {
mkdir mountpoint
mount_partition "${rootfs_dev_mapper}" mountpoint
create_and_mount_uefi_partition mountpoint
echo "(hd0) ${loop_device}" > mountpoint/tmp/device.map
mkdir -p mountpoint/etc/default/grub.d
efi_boot_dir="/boot/efi/EFI/BOOT"
chroot mountpoint mkdir -p "${efi_boot_dir}"
chroot mountpoint apt-get -y update
# UEFI GRUB modules are meant to be used equally by Secure Boot and
# non-Secure Boot systems. If you need an extra module not already
# provided or run into "Secure Boot policy forbids loading X" problems,
# please file a bug against grub2 to include the affected module.
case $ARCH in
arm64)
chroot mountpoint apt-get -qqy install --no-install-recommends shim-signed grub-efi-arm64-signed
efi_target=arm64-efi
if [ "${SUBARCH:-}" = "generic" ]; then
# Server preinstalled image
# Setup cidata sample data & nocloud fallback
# Allows login on first boot with or without metadata
cidata_dev="${loop_device}p14"
setup_cidata "${cidata_dev}"
setup_cinocloud mountpoint
fi
;;
armhf)
chroot mountpoint apt-get -qqy install --no-install-recommends grub-efi-arm grub-efi-arm-bin
efi_target=arm-efi
if [ "${SUBARCH:-}" = "generic" ]; then
# Server preinstalled image
# Setup cidata sample data & nocloud fallback
# Allows login on first boot with or without metadata
cidata_dev="${loop_device}p14"
setup_cidata "${cidata_dev}"
setup_cinocloud mountpoint
fi
;;
amd64)
chroot mountpoint apt-get install -qqy grub-pc shim-signed
efi_target=x86_64-efi
if [ "${SUBARCH:-}" = "generic" ]; then
# Server preinstalled image
# Setup cidata sample data & nocloud fallback
# Allows login on first boot with or without metadata
cidata_dev="${loop_device}p13"
setup_cidata "${cidata_dev}"
setup_cinocloud mountpoint
fi
;;
riscv64)
# Per-device images
local my_d=$(dirname $(readlink -f ${0}))
echo "Adjusting GRUB defaults for ${ARCH}/${SUBARCH}"
mkdir -p mountpoint/etc/default/grub.d/
rm -rf mountpoint/etc/default/grub.d/*
cp ${my_d}/riscv64/grub/10_cmdline.cfg mountpoint/etc/default/grub.d/
echo "Copying device trees"
kver=$(ls mountpoint/lib/modules | sort -V | tail -n 1)
dtb_src_dirs=(
"mountpoint/usr/lib/linux-image-$kver"
"mountpoint/lib/firmware/$kver/device-tree"
)
dtb_tgt_dir="mountpoint/boot/efi/dtb/"
mkdir -p "$dtb_tgt_dir"
for src_dir in "${dtb_src_dirs[@]}"; do
[ -d "$src_dir" ] && cp -r -v "$src_dir"/* "$dtb_tgt_dir" || echo "Skipping missing: $src_dir"
done
chroot mountpoint bash -c 'FK_FORCE=yes apt-get install -qqy grub-efi-riscv64 flash-kernel'
efi_target=riscv64-efi
# Provide end-user modifyable CIDATA
cidata_dev="${loop_device}p12"
setup_cidata "${cidata_dev}"
# Provide stock nocloud datasource
# Allow interactive login without a cloud datasource.
setup_cinocloud mountpoint
;;
esac
chroot mountpoint apt-get autoremove --purge --assume-yes
chroot mountpoint grub-install "${loop_device}" \
--boot-directory=/boot \
--efi-directory=/boot/efi \
--target=${efi_target} \
--uefi-secure-boot \
--no-nvram
if [ "$ARCH" = "amd64" ]; then
# Install the BIOS/GPT bits. Since GPT boots from the ESP partition,
# it means that we just run this simple command and we're done
chroot mountpoint grub-install --target=i386-pc "${loop_device}"
fi
# Use initrdless boot for minimal images
if [ "${SUBPROJECT:-}" = "minimized" ]; then
force_boot_without_initramfs mountpoint
fi
# This call to rewrite the debian package manifest is added here to capture
# grub-efi packages that otherwise would not make it into the base
# manifest. filesystem.packages is moved into place via symlinking to
# livecd.ubuntu-cpc.manifest by live-build/auto/build after lb_binary runs
# and at that time snaps are added to the manifest (create-manifest is
# not called here as it calls snap-seed-parse, resulting in duplicate
# snap listings)
chroot mountpoint dpkg-query -W > binary/boot/filesystem.packages
divert_grub mountpoint
track_initramfs_boot_fallback mountpoint
chroot mountpoint update-grub
replace_grub_root_with_label mountpoint
undivert_grub mountpoint
chroot mountpoint apt-get -y clean
rm mountpoint/tmp/device.map
umount mountpoint/boot/efi
mount
# create sorted filelist as the very last step before unmounting
(cd mountpoint && find -xdev) | sort > binary/boot/filesystem.filelist
umount_partition mountpoint
rmdir mountpoint
}
disk_image=binary/boot/disk-uefi.ext4
create_empty_disk_image "${disk_image}"
create_partitions "${disk_image}"
mount_image "${disk_image}" 1
# Copy the chroot in to the disk
make_ext4_partition "${rootfs_dev_mapper}"
mkdir mountpoint
mount "${rootfs_dev_mapper}" mountpoint
cp -a chroot/* mountpoint/
umount mountpoint
rmdir mountpoint
install_grub
clean_loops
trap - EXIT