mirror of
https://git.launchpad.net/livecd-rootfs
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6a37833973
Generic cloud images with the linux-generic kernel are not able to boot without an initramfs. Previously, these images attempted to boot without an initramfs, would fail, and then retry with an initramfs. This slows the boot and is confusing behavior.
248 lines
7.8 KiB
Bash
Executable File
248 lines
7.8 KiB
Bash
Executable File
#!/bin/bash -eux
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case $ARCH in
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amd64|arm64|armhf|riscv64)
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;;
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*)
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echo "We don't create EFI images for $ARCH."
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exit 0
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;;
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esac
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case ${PROJECT:-} in
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ubuntu)
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IMAGE_STR="# DESKTOP_IMG: This file was created/modified by the Desktop Image build process"
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FS_LABEL="desktop-rootfs"
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IMAGE_SIZE=12884901888 # 12G
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;;
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*)
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IMAGE_STR="# CLOUD_IMG: This file was created/modified by the Cloud Image build process"
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FS_LABEL="cloudimg-rootfs"
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;;
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esac
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if [ "$ARCH" = "riscv64" ] && [ -n "${SUBARCH:-}" ]; then
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IMAGE_SIZE=3758096384 # bump to 3.5G (3584*1024**2), due to linux-generic instead of virtual
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fi
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. config/binary
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. config/functions
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create_partitions() {
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disk_image="$1"
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sgdisk "${disk_image}" --zap-all
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case $ARCH in
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arm64|armhf)
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sgdisk "${disk_image}" \
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--new=15:0:204800 \
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--typecode=15:ef00 \
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--new=1:
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;;
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riscv64)
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# same as arm64/armhf, but set bit 2 legacy bios bootable
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# on the first partition for uboot
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# and have two loader partitions of uboot SPL & real one
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# and have CIDATA partition for preinstalled image
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if [ -z "${SUBARCH:-}" ]; then
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# cloud-image
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sgdisk "${disk_image}" \
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--set-alignment=2 \
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--new=15::+106M \
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--typecode=15:ef00 \
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--new=1:: \
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--attributes=1:set:2
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else
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# preinstalled server, currently FU540
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# FU740 too in the future
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sgdisk "${disk_image}" \
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--set-alignment=2 \
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--new=13:34:2081 \
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--change-name=13:loader1 \
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--typecode=13:5B193300-FC78-40CD-8002-E86C45580B47 \
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--new=14:2082:10273 \
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--change-name=14:loader2 \
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--typecode=14:2E54B353-1271-4842-806F-E436D6AF6985 \
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--new=15::+106M \
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--typecode=15:ef00 \
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--new=12::+4M \
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--change-name=12:CIDATA \
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--new=1:: \
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--attributes=1:set:2
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fi
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;;
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amd64)
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sgdisk "${disk_image}" \
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--new=14::+4M \
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--new=15::+106M \
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--new=1::
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sgdisk "${disk_image}" \
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-t 14:ef02 \
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-t 15:ef00
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;;
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esac
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sgdisk "${disk_image}" \
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--print
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}
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create_and_mount_uefi_partition() {
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uefi_dev="/dev/mapper${loop_device///dev/}p15"
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mountpoint="$1"
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mkfs.vfat -F 32 -n UEFI "${uefi_dev}"
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mkdir -p "${mountpoint}"/boot/efi
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mount "${uefi_dev}" "$mountpoint"/boot/efi
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cat << EOF >> "mountpoint/etc/fstab"
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LABEL=UEFI /boot/efi vfat defaults 0 1
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EOF
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}
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install_grub() {
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mkdir mountpoint
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mount_partition "${rootfs_dev_mapper}" mountpoint
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create_and_mount_uefi_partition mountpoint
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echo "(hd0) ${loop_device}" > mountpoint/tmp/device.map
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mkdir -p mountpoint/etc/default/grub.d
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efi_boot_dir="/boot/efi/EFI/BOOT"
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chroot mountpoint mkdir -p "${efi_boot_dir}"
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chroot mountpoint apt-get -y update
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# UEFI GRUB modules are meant to be used equally by Secure Boot and
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# non-Secure Boot systems. If you need an extra module not already
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# provided or run into "Secure Boot policy forbids loading X" problems,
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# please file a bug against grub2 to include the affected module.
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case $ARCH in
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arm64)
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chroot mountpoint apt-get -qqy install --no-install-recommends grub-efi-arm64 grub-efi-arm64-bin
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efi_target=arm64-efi
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;;
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armhf)
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chroot mountpoint apt-get -qqy install --no-install-recommends grub-efi-arm grub-efi-arm-bin
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efi_target=arm-efi
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;;
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amd64)
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chroot mountpoint apt-get install -qqy grub-pc shim-signed
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efi_target=x86_64-efi
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;;
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riscv64)
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# TODO grub-efi-riscv64 does not exist yet on riscv64
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chroot mountpoint apt-get install -qqy u-boot-menu #grub-efi-riscv64
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efi_target=riscv64-efi
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chroot mountpoint u-boot-update
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if [ -n "${SUBARCH:-}" ]; then
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chroot mountpoint apt-get install -qqy u-boot-sifive
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# FSBL, which gets U-Boot SPL
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loader1="/dev/mapper${loop_device///dev/}p13"
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# The real U-Boot
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loader2="/dev/mapper${loop_device///dev/}p14"
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dd if=mountpoint/usr/lib/u-boot/sifive_fu540/u-boot-spl.bin of=$loader1
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dd if=mountpoint/usr/lib/u-boot/sifive_fu540/u-boot.itb of=$loader2
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# Provide end-user modifyable CIDATA
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cidata_dev="/dev/mapper${loop_device///dev/}p12"
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setup_cidata "${cidata_dev}"
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# Provide stock nocloud datasource
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# Allow interactive login on baremetal SiFive board,
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# without a cloud datasource.
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mkdir -p mountpoint/var/lib/cloud/seed/nocloud-net
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cat <<EOF >mountpoint/var/lib/cloud/seed/nocloud-net/meta-data
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instance-id: iid-$(openssl rand -hex 8)
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EOF
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cat <<EOF >mountpoint/var/lib/cloud/seed/nocloud-net/user-data
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#cloud-config
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chpasswd:
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expire: True
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list:
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- ubuntu:ubuntu
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ssh_pwauth: True
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EOF
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cat <<EOF >mountpoint/var/lib/cloud/seed/nocloud-net/network-config
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# This is the initial network config.
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# It can be overwritten by cloud-init.
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version: 2
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ethernets:
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zz-all-en:
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match:
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name: "en*"
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dhcp4: true
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optional: true
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zz-all-eth:
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match:
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name: "eth*"
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dhcp4: true
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optional: true
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EOF
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fi
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## TODO remove below once we have grub-efi-riscv64
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rm mountpoint/tmp/device.map
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umount mountpoint/boot/efi
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mount
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umount_partition mountpoint
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rmdir mountpoint
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return
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##
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;;
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esac
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chroot mountpoint apt-get autoremove --purge --assume-yes
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# This call to rewrite the debian package manifest is added here to capture
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# grub-efi packages that otherwise would not make it into the base
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# manifest. filesystem.packages is moved into place via symlinking to
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# livecd.ubuntu-cpc.manifest by live-build/auto/build after lb_binary runs
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# and at that time snaps are added to the manifest (create-manifest is
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# not called here as it calls snap-seed-parse, resulting in duplicate
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# snap listings)
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chroot mountpoint dpkg-query -W > binary/boot/filesystem.packages
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chroot mountpoint grub-install "${loop_device}" \
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--boot-directory=/boot \
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--efi-directory=/boot/efi \
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--target=${efi_target} \
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--uefi-secure-boot \
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--no-nvram
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if [ "$ARCH" = "amd64" ]; then
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# Install the BIOS/GPT bits. Since GPT boots from the ESP partition,
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# it means that we just run this simple command and we're done
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chroot mountpoint grub-install --target=i386-pc "${loop_device}"
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fi
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divert_grub mountpoint
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chroot mountpoint update-grub
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replace_grub_root_with_label mountpoint
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undivert_grub mountpoint
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chroot mountpoint apt-get -y clean
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rm mountpoint/tmp/device.map
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umount mountpoint/boot/efi
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mount
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umount_partition mountpoint
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rmdir mountpoint
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}
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disk_image=binary/boot/disk-uefi.ext4
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create_empty_disk_image "${disk_image}"
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create_partitions "${disk_image}"
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mount_image "${disk_image}" 1
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# Copy the chroot in to the disk
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make_ext4_partition "${rootfs_dev_mapper}"
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mkdir mountpoint
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mount "${rootfs_dev_mapper}" mountpoint
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cp -a chroot/* mountpoint/
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umount mountpoint
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rmdir mountpoint
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install_grub
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clean_loops
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trap - EXIT
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