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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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case $architecture in
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amd64|i386) should_install_grub=1;;
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*) should_install_grub=0;;
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esac
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if [ "${should_install_grub}" -eq 1 ]; 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 ${loop_device}
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chroot mountpoint grub-bios-setup \
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--boot-image=i386-pc/boot.img \
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--core-image=i386-pc/core.img \
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--skip-fs-probe \
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--device-map=/tmp/device.map \
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${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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if [ "$architecture" = "s390x" ]; then
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# Do ZIPL install bits
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mkdir mountpoint
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mount_partition "${rootfs_dev_mapper}" mountpoint
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# Write out cloudy zipl.conf for future kernel updates
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cat << EOF > mountpoint/etc/zipl.conf
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# This has been modified by the cloud image build process
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[defaultboot]
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default=ubuntu
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[ubuntu]
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target = /boot
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image = /boot/vmlinuz
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ramdisk = /boot/initrd.img
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parameters = root=LABEL=cloudimg-rootfs
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EOF
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# Create bootmap file
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mountpoint/sbin/zipl -V \
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--image=mountpoint/boot/vmlinuz \
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--ramdisk=mountpoint/boot/initrd.img \
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--parameters='root=LABEL=cloudimg-rootfs' \
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--target=mountpoint/boot/ \
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--targetbase=/dev/loop0 \
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--targettype=SCSI \
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--targetblocksize=512 \
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--targetoffset=2048
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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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