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Remove QCOW2 build mechanism (#648)

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This commit is contained in:
Mark Spatz
2024-02-22 23:19:10 -05:00
committed by GitHub
parent 69037ce9fe
commit 502e5fa0e3
13 changed files with 78 additions and 675 deletions
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104
export-image/prerun.sh
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@@ -1,68 +1,66 @@
#!/bin/bash -e
if [ "${NO_PRERUN_QCOW2}" = "0" ]; then
IMG_FILE="${STAGE_WORK_DIR}/${IMG_FILENAME}${IMG_SUFFIX}.img"
IMG_FILE="${STAGE_WORK_DIR}/${IMG_FILENAME}${IMG_SUFFIX}.img"
unmount_image "${IMG_FILE}"
unmount_image "${IMG_FILE}"
rm -f "${IMG_FILE}"
rm -f "${IMG_FILE}"
rm -rf "${ROOTFS_DIR}"
mkdir -p "${ROOTFS_DIR}"
rm -rf "${ROOTFS_DIR}"
mkdir -p "${ROOTFS_DIR}"
BOOT_SIZE="$((512 * 1024 * 1024))"
ROOT_SIZE=$(du --apparent-size -s "${EXPORT_ROOTFS_DIR}" --exclude var/cache/apt/archives --exclude boot/firmware --block-size=1 | cut -f 1)
BOOT_SIZE="$((512 * 1024 * 1024))"
ROOT_SIZE=$(du --apparent-size -s "${EXPORT_ROOTFS_DIR}" --exclude var/cache/apt/archives --exclude boot/firmware --block-size=1 | cut -f 1)
# All partition sizes and starts will be aligned to this size
ALIGN="$((4 * 1024 * 1024))"
# Add this much space to the calculated file size. This allows for
# some overhead (since actual space usage is usually rounded up to the
# filesystem block size) and gives some free space on the resulting
# image.
ROOT_MARGIN="$(echo "($ROOT_SIZE * 0.2 + 200 * 1024 * 1024) / 1" | bc)"
# All partition sizes and starts will be aligned to this size
ALIGN="$((4 * 1024 * 1024))"
# Add this much space to the calculated file size. This allows for
# some overhead (since actual space usage is usually rounded up to the
# filesystem block size) and gives some free space on the resulting
# image.
ROOT_MARGIN="$(echo "($ROOT_SIZE * 0.2 + 200 * 1024 * 1024) / 1" | bc)"
BOOT_PART_START=$((ALIGN))
BOOT_PART_SIZE=$(((BOOT_SIZE + ALIGN - 1) / ALIGN * ALIGN))
ROOT_PART_START=$((BOOT_PART_START + BOOT_PART_SIZE))
ROOT_PART_SIZE=$(((ROOT_SIZE + ROOT_MARGIN + ALIGN - 1) / ALIGN * ALIGN))
IMG_SIZE=$((BOOT_PART_START + BOOT_PART_SIZE + ROOT_PART_SIZE))
BOOT_PART_START=$((ALIGN))
BOOT_PART_SIZE=$(((BOOT_SIZE + ALIGN - 1) / ALIGN * ALIGN))
ROOT_PART_START=$((BOOT_PART_START + BOOT_PART_SIZE))
ROOT_PART_SIZE=$(((ROOT_SIZE + ROOT_MARGIN + ALIGN - 1) / ALIGN * ALIGN))
IMG_SIZE=$((BOOT_PART_START + BOOT_PART_SIZE + ROOT_PART_SIZE))
truncate -s "${IMG_SIZE}" "${IMG_FILE}"
truncate -s "${IMG_SIZE}" "${IMG_FILE}"
parted --script "${IMG_FILE}" mklabel msdos
parted --script "${IMG_FILE}" unit B mkpart primary fat32 "${BOOT_PART_START}" "$((BOOT_PART_START + BOOT_PART_SIZE - 1))"
parted --script "${IMG_FILE}" unit B mkpart primary ext4 "${ROOT_PART_START}" "$((ROOT_PART_START + ROOT_PART_SIZE - 1))"
parted --script "${IMG_FILE}" mklabel msdos
parted --script "${IMG_FILE}" unit B mkpart primary fat32 "${BOOT_PART_START}" "$((BOOT_PART_START + BOOT_PART_SIZE - 1))"
parted --script "${IMG_FILE}" unit B mkpart primary ext4 "${ROOT_PART_START}" "$((ROOT_PART_START + ROOT_PART_SIZE - 1))"
echo "Creating loop device..."
cnt=0
until ensure_next_loopdev && LOOP_DEV="$(losetup --show --find --partscan "$IMG_FILE")"; do
if [ $cnt -lt 5 ]; then
cnt=$((cnt + 1))
echo "Error in losetup. Retrying..."
sleep 5
else
echo "ERROR: losetup failed; exiting"
exit 1
fi
done
ensure_loopdev_partitions "$LOOP_DEV"
BOOT_DEV="${LOOP_DEV}p1"
ROOT_DEV="${LOOP_DEV}p2"
ROOT_FEATURES="^huge_file"
for FEATURE in 64bit; do
if grep -q "$FEATURE" /etc/mke2fs.conf; then
ROOT_FEATURES="^$FEATURE,$ROOT_FEATURES"
echo "Creating loop device..."
cnt=0
until ensure_next_loopdev && LOOP_DEV="$(losetup --show --find --partscan "$IMG_FILE")"; do
if [ $cnt -lt 5 ]; then
cnt=$((cnt + 1))
echo "Error in losetup. Retrying..."
sleep 5
else
echo "ERROR: losetup failed; exiting"
exit 1
fi
done
mkdosfs -n bootfs -F 32 -s 4 -v "$BOOT_DEV" > /dev/null
mkfs.ext4 -L rootfs -O "$ROOT_FEATURES" "$ROOT_DEV" > /dev/null
done
mount -v "$ROOT_DEV" "${ROOTFS_DIR}" -t ext4
mkdir -p "${ROOTFS_DIR}/boot/firmware"
mount -v "$BOOT_DEV" "${ROOTFS_DIR}/boot/firmware" -t vfat
ensure_loopdev_partitions "$LOOP_DEV"
BOOT_DEV="${LOOP_DEV}p1"
ROOT_DEV="${LOOP_DEV}p2"
rsync -aHAXx --exclude /var/cache/apt/archives --exclude /boot/firmware "${EXPORT_ROOTFS_DIR}/" "${ROOTFS_DIR}/"
rsync -rtx "${EXPORT_ROOTFS_DIR}/boot/firmware/" "${ROOTFS_DIR}/boot/firmware/"
ROOT_FEATURES="^huge_file"
for FEATURE in 64bit; do
if grep -q "$FEATURE" /etc/mke2fs.conf; then
ROOT_FEATURES="^$FEATURE,$ROOT_FEATURES"
fi
done
mkdosfs -n bootfs -F 32 -s 4 -v "$BOOT_DEV" > /dev/null
mkfs.ext4 -L rootfs -O "$ROOT_FEATURES" "$ROOT_DEV" > /dev/null
mount -v "$ROOT_DEV" "${ROOTFS_DIR}" -t ext4
mkdir -p "${ROOTFS_DIR}/boot/firmware"
mount -v "$BOOT_DEV" "${ROOTFS_DIR}/boot/firmware" -t vfat
rsync -aHAXx --exclude /var/cache/apt/archives --exclude /boot/firmware "${EXPORT_ROOTFS_DIR}/" "${ROOTFS_DIR}/"
rsync -rtx "${EXPORT_ROOTFS_DIR}/boot/firmware/" "${ROOTFS_DIR}/boot/firmware/"