Move building of all architecture-specific CPC artifacts into Launchpad (LP: #1513754)
Robert C Jennings
8 years ago
parent
8a36dbc115
commit
38c87ca9af
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CLOUD_IMG_STR="# CLOUD_IMG: This file was created/modified by the Cloud Image build process"
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IMAGE_SIZE=$((2252*1024**2)) # 2.2G (the current size we ship)
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rootfs_dev_mapper=
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loop_device=
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loop_raw=
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clean_loops() {
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[ -z "${rootfs_dev_mapper}" ] || {
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udevadm settle
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find /dev/mapper -iname "${loop_device///dev\//}*" | \
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xargs -n1 -I DEVICE dmsetup remove DEVICE ||
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kpartx -d "${rootfs_dev_mapper}"
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losetup -d "${loop_device}" || echo "Failed to detach disk"
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unset loop_raw
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}
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}
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create_empty_disk_image() {
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# Prepare an empty disk image
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dd if=/dev/zero of="$1" bs=1 count=0 seek="${IMAGE_SIZE}"
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}
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make_ext4_partition() {
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device="$1"
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mkfs.ext4 -F -b 4096 -i 8192 -m 0 -L cloudimg-rootfs -E resize=536870912 "$device"
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}
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mount_image() {
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apt-get install -qqy kpartx
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trap clean_loops EXIT
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loop_raw="$(kpartx -s -v -a "$1" )"
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loop_device="$(echo -e "${loop_raw}" | head -n1 | awk '{print($(NF-1))}')"
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rootfs_dev_mapper="/dev/mapper${loop_device///dev/}p1"
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[ ! -b "${rootfs_dev_mapper}" ] &&
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echo "${rootfs_dev_mapper} is not a block device" && exit 1
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return 0
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}
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mount_partition() {
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partition="$1"
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mountpoint="$2"
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mount "$partition" "$mountpoint"
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mount --bind /dev "$mountpoint/dev"
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mount proc-live -t proc "$mountpoint/proc"
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mount sysfs-live -t sysfs "$mountpoint/sys"
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mv "$mountpoint/etc/resolv.conf" resolv.conf.tmp
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cp /etc/resolv.conf "$mountpoint/etc/resolv.conf"
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}
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umount_partition() {
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mountpoint="$1"
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mv resolv.conf.tmp "$mountpoint/etc/resolv.conf"
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umount "$mountpoint/proc"
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umount "$mountpoint/sys"
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umount "$mountpoint/dev"
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umount "$mountpoint"
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}
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@ -0,0 +1,4 @@
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#!/bin/bash -eux
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. /etc/os-release
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echo "Ubuntu $VERSION" > /etc/ec2_version
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@ -0,0 +1,25 @@
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#!/bin/bash -ex
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mkdir binary/boot/filesystem.dir
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cp -a chroot/* binary/boot/filesystem.dir
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mount --bind /dev "binary/boot/filesystem.dir/dev"
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mount proc-live -t proc "binary/boot/filesystem.dir/proc"
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mount sysfs-live -t sysfs "binary/boot/filesystem.dir/sys"
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mv "binary/boot/filesystem.dir/etc/resolv.conf" resolv.conf.tmp
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cp /etc/resolv.conf "binary/boot/filesystem.dir/etc/resolv.conf"
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chroot binary/boot/filesystem.dir dpkg-divert --local --rename /usr/sbin/grub-probe
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chroot binary/boot/filesystem.dir touch /usr/sbin/grub-probe
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chroot binary/boot/filesystem.dir chmod +x /usr/sbin/grub-probe
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env DEBIAN_FRONTEND=noninteractive chroot binary/boot/filesystem.dir apt-get --purge remove --assume-yes '^linux-.*'
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env DEBIAN_FRONTEND=noninteractive chroot binary/boot/filesystem.dir apt-get --purge remove --assume-yes '^grub-.*'
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chroot binary/boot/filesystem.dir rm /usr/sbin/grub-probe
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chroot binary/boot/filesystem.dir dpkg-divert --remove --local --rename /usr/sbin/grub-probe
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mv resolv.conf.tmp "binary/boot/filesystem.dir/etc/resolv.conf"
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umount "binary/boot/filesystem.dir/proc"
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umount "binary/boot/filesystem.dir/sys"
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umount "binary/boot/filesystem.dir/dev"
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@ -0,0 +1,3 @@
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#!/bin/bash -ex
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(cd "binary/boot/filesystem.dir/" && tar -c *) | \
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xz > "livecd.ubuntu-cpc.rootfs.tar.xz"
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@ -0,0 +1,60 @@
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#!/bin/bash -eux
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architecture=$(chroot chroot dpkg --print-architecture)
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if [ "$architecture" = "ppc64el" ]; then
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echo "ppc64el disk images are handled separately"
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exit 0
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fi
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. /build/config/functions
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create_empty_partition() {
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apt-get install -qqy parted
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parted_prefix="parted $1 --script --"
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${parted_prefix} mklabel msdos
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${parted_prefix} mkpart primary 1 -1
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${parted_prefix} set 1 B
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${parted_prefix} print
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${parted_prefix} align-check opt 1
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}
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disk_image=binary/boot/disk.ext4
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create_empty_disk_image "${disk_image}"
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create_empty_partition "${disk_image}"
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mount_image "${disk_image}"
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# Copy the chroot in to the disk
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make_ext4_partition "${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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should_install_grub() {
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case $architecture in
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armhf|arm64)
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return 1
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;;
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*)
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return 0
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;;
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esac
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}
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if should_install_grub; then
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mkdir mountpoint
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mount_partition "${rootfs_dev_mapper}" mountpoint
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echo "(hd0) ${loop_device}" > mountpoint/tmp/device.map
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chroot mountpoint grub-install ${loop_device}
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chroot mountpoint grub-bios-setup --boot-image=i386-pc/boot.img --core-image=i386-pc/core.img --skip-fs-probe --device-map=/tmp/device.map ${loop_device}
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rm mountpoint/tmp/device.map
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umount_partition mountpoint
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rmdir mountpoint
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fi
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clean_loops
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trap - EXIT
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@ -0,0 +1,141 @@
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#!/bin/bash -eux
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architecture=$(chroot chroot dpkg --print-architecture)
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case $architecture in
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amd64|arm64)
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;;
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*)
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echo "We don't create EFI images for $architecture."
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exit 0
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;;
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esac
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. /build/config/functions
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create_partitions() {
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disk_image="$1"
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apt-get install -qqy gdisk
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sgdisk "${disk_image}" --zap-all
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case $architecture in
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arm64)
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sgdisk "${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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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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apt-get -qqy install dosfstools
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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}" "$mountpoint"/boot/efi
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cat << EOF >> "mountpoint/etc/fstab"
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LABEL=UEFI /boot/efi vfat defaults 0 0
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EOF
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}
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install_grub() {
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mkdir mountpoint
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mount_partition "${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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case $architecture in
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arm64)
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chroot mountpoint apt-get -qqy install --no-install-recommends grub-efi-arm64 grub-efi-arm64-bin
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grub_modules="part_gpt fat gzio ext2 normal chain boot configfile linux search_fs_uuid search_label terminal serial video video_fb efi_gop"
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efi_target=arm64-efi
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;;
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amd64)
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chroot mountpoint apt-get install -qqy grub-efi-amd64-signed grub-efi-amd64 shim-signed
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grub_modules="part_gpt fat ext2 normal chain boot configfile linux multiboot search_fs_uuid search_label terminal serial video video_fb video_bochs usb usb_keyboard efi_gop efi_uga"
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chroot mountpoint cp /usr/lib/shim/shim.efi.signed "${efi_boot_dir}/shimx64.efi"
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chroot mountpoint cp /usr/lib/shim/MokManager.efi.signed "${efi_boot_dir}/MokManager.efi"
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chroot mountpoint cp /usr/lib/grub/x86_64-efi-signed/grubx64.efi.signed "${efi_boot_dir}/grubx64.efi"
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efi_target=x86_64-efi
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;;
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esac
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cat << EOF >> mountpoint/etc/default/grub.d/50-cloudimg-settings.cfg
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${CLOUD_IMG_STR}
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# For Cloud Image compatability
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GRUB_PRELOAD_MODULES="${grub_modules}"
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EOF
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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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--removable \
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--uefi-secure-boot \
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--no-nvram \
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--modules="${grub_modules}"
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if [ -f mountpoint/boot/efi/EFI/BOOT/grub.cfg ]; then
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sed -i "s| root| root hd0,gpt1|" mountpoint/boot/efi/EFI/BOOT/grub.cfg
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sed -i "1i${CLOUD_IMG_STR}" mountpoint/boot/efi/EFI/BOOT/grub.cfg
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# For some reason the grub disk is looking for /boot/grub/grub.cfg on
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# part 15....
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chroot mountpoint mkdir -p /boot/efi/boot/grub
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chroot mountpoint cp /boot/efi/EFI/BOOT/grub.cfg /boot/efi/boot/grub
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fi
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if [ $architecture = "amd64" ]; then
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# Install the BIOS/GPT bits. Since GPT boots from the ESP partition,
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# it means that we just run this simple command and we're done
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chroot mountpoint grub-install --target=i386-pc "${loop_device}"
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fi
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chroot mountpoint dpkg-divert --local --rename /etc/grub.d/30_os-prober
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chroot mountpoint update-grub
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sed -i "s,root=.* ,root=LABEL=cloudimg-rootfs ,g" mountpoint/boot/grub/grub.cfg
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chroot mountpoint dpkg-divert --remove --local --rename /etc/grub.d/30_os-prober
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chroot mountpoint apt-get -y clean
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chroot mountpoint apt-get -y update
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rm mountpoint/tmp/device.map
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umount mountpoint/boot/efi
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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 "${disk_image}"
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# Copy the chroot in to the disk
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make_ext4_partition "${rootfs_dev_mapper}"
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mkdir mountpoint
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mount "${rootfs_dev_mapper}" mountpoint
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cp -a chroot/* mountpoint/
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umount mountpoint
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rmdir mountpoint
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install_grub
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clean_loops
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trap - EXIT
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@ -0,0 +1,64 @@
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#!/bin/bash -eux
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architecture=$(chroot chroot dpkg --print-architecture)
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if [ "$architecture" != "ppc64el" ]; then
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exit 0
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fi
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. /build/config/functions
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create_partitions() {
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disk_image="$1"
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apt-get install -qqy gdisk
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sgdisk "${disk_image}" \
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--zap-all
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sgdisk "${disk_image}" \
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--new=2::+8M \
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--new=1:
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sgdisk "${disk_image}" -t 2:4100
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sgdisk "${disk_image}" \
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--print
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}
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install_grub() {
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mkdir mountpoint
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mount_partition "${rootfs_dev_mapper}" mountpoint
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chroot mountpoint apt-get -qqy install grub2
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chroot mountpoint apt-get -qqy remove --purge grub-legacy-ec2
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# set the kernel commandline to use hvc0
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mkdir -p mountpoint/etc/default/grub.d
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cat << EOF > mountpoint/etc/default/grub.d/50-cloudimg-settings.cfg
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${CLOUD_IMG_STR}
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#
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# Set the default commandline
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GRUB_CMDLINE_LINUX_DEFAULT="console=hvc0 earlyprintk"
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EOF
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prep_partition="/dev/mapper${loop_device///dev/}p2"
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chroot mountpoint grub-install "${prep_partition}" \
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--no-nvram \
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--boot-directory=/boot \
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--target=powerpc-ieee1275
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umount_partition mountpoint
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rmdir mountpoint
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}
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disk_image=binary/boot/disk.ext4
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create_empty_disk_image "${disk_image}"
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create_partitions "${disk_image}"
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mount_image "${disk_image}"
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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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@ -0,0 +1,16 @@
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#!/bin/bash -ex
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apt-get install -qqy qemu-utils
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convert_image() {
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src="$1"
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destination="$2"
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qemu-img convert -c -O qcow2 -o compat=0.10 "$src" "$destination"
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qemu-img info "$destination"
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}
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convert_image binary/boot/disk.ext4 livecd.ubuntu-cpc.disk1.img
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if [ -f binary/boot/disk-uefi.ext4 ]; then
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convert_image binary/boot/disk-uefi.ext4 livecd.ubuntu-cpc.uefi1.img
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fi
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