First Stable OS
This commit is contained in:
@@ -3,6 +3,7 @@
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rm -f "${ROOTFS_DIR}/etc/apt/apt.conf.d/51cache"
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find "${ROOTFS_DIR}/var/lib/apt/lists/" -type f -delete
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on_chroot << EOF
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apt-file update
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apt-get update
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apt-get -y dist-upgrade --auto-remove --purge
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apt-get clean
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73
export-image/mk-img.sh
Executable file
73
export-image/mk-img.sh
Executable file
@@ -0,0 +1,73 @@
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#!/bin/bash -e
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IMG_FILE="${STAGE_WORK_DIR}/${IMG_FILENAME}${IMG_SUFFIX}.img"
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unmount_image "${IMG_FILE}"
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rm -f "${IMG_FILE}"
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rm -rf "${ROOTFS_DIR}"
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mkdir -p "${ROOTFS_DIR}"
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BOOT_SIZE="$((512 * 1024 * 1024))"
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ROOT_SIZE=$(du -x --apparent-size -s "${EXPORT_ROOTFS_DIR}" --exclude var/cache/apt/archives --exclude boot/firmware --block-size=1 | cut -f 1)
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# All partition sizes and starts will be aligned to this size
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ALIGN="$((4 * 1024 * 1024))"
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# Add this much space to the calculated file size. This allows for
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# some overhead (since actual space usage is usually rounded up to the
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# filesystem block size) and gives some free space on the resulting
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# image.
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ROOT_MARGIN="$(echo "($ROOT_SIZE * 0.2 + 200 * 1024 * 1024) / 1" | bc)"
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BOOT_PART_START=$((ALIGN))
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BOOT_PART_SIZE=$(((BOOT_SIZE + ALIGN - 1) / ALIGN * ALIGN))
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ROOT_PART_START=$((BOOT_PART_START + BOOT_PART_SIZE))
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ROOT_PART_SIZE=$(((ROOT_SIZE + ROOT_MARGIN + ALIGN - 1) / ALIGN * ALIGN))
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IMG_SIZE=$((BOOT_PART_START + BOOT_PART_SIZE + ROOT_PART_SIZE))
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truncate -s "${IMG_SIZE}" "${IMG_FILE}"
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parted --script "${IMG_FILE}" mklabel msdos
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parted --script "${IMG_FILE}" unit B mkpart primary fat32 "${BOOT_PART_START}" "$((BOOT_PART_START + BOOT_PART_SIZE - 1))"
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parted --script "${IMG_FILE}" unit B mkpart primary ext4 "${ROOT_PART_START}" "$((ROOT_PART_START + ROOT_PART_SIZE - 1))"
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echo "Creating loop device..."
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cnt=0
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until ensure_next_loopdev && LOOP_DEV="$(losetup --show --find --partscan "$IMG_FILE")"; do
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if [ $cnt -lt 5 ]; then
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cnt=$((cnt + 1))
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echo "Error in losetup. Retrying..."
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sleep 5
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else
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echo "ERROR: losetup failed; exiting"
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exit 1
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fi
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done
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ensure_loopdev_partitions "$LOOP_DEV"
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BOOT_DEV="${LOOP_DEV}p1"
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ROOT_DEV="${LOOP_DEV}p2"
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ROOT_FEATURES="^huge_file"
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for FEATURE in 64bit; do
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if grep -q "$FEATURE" /etc/mke2fs.conf; then
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ROOT_FEATURES="^$FEATURE,$ROOT_FEATURES"
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fi
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done
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if [ "$BOOT_SIZE" -lt 134742016 ]; then
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FAT_SIZE=16
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else
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FAT_SIZE=32
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fi
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mkdosfs -n bootfs -F "$FAT_SIZE" -s 4 -v "$BOOT_DEV" > /dev/null
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mkfs.ext4 -L rootfs -O "$ROOT_FEATURES" "$ROOT_DEV" > /dev/null
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mount -v "$ROOT_DEV" "${ROOTFS_DIR}" -t ext4
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mkdir -p "${ROOTFS_DIR}/boot/firmware"
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mount -v "$BOOT_DEV" "${ROOTFS_DIR}/boot/firmware" -t vfat
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rsync -aHAXx --exclude /var/cache/apt/archives --exclude /boot/firmware "${EXPORT_ROOTFS_DIR}/" "${ROOTFS_DIR}/"
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rsync -rtx "${EXPORT_ROOTFS_DIR}/boot/firmware/" "${ROOTFS_DIR}/boot/firmware/"
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92
export-image/mk-iso.sh
Executable file
92
export-image/mk-iso.sh
Executable file
@@ -0,0 +1,92 @@
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#!/bin/bash -e
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ISO_FILE="${STAGE_WORK_DIR}/${IMG_FILENAME}${IMG_SUFFIX}.iso"
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unmount_image "${ISO_FILE}"
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rm -f "${ISO_FILE}"
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rm -rf "${ROOTFS_DIR}"
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mkdir -p "${ROOTFS_DIR}"
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BOOT_SIZE="$((512 * 1024 * 1024))"
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ROOT_SIZE=$(du -x --apparent-size -s "${EXPORT_ROOTFS_DIR}" --exclude var/cache/apt/archives --exclude boot/firmware --block-size=1 | cut -f 1)
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# All partition sizes and starts will be aligned to this size
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ALIGN="$((4 * 1024 * 1024))"
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# Add this much space to the calculated file size. This allows for
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# some overhead (since actual space usage is usually rounded up to the
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# filesystem block size) and gives some free space on the resulting
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# image.
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ROOT_MARGIN="$(echo "($ROOT_SIZE * 0.2 + 200 * 1024 * 1024) / 1" | bc)"
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BOOT_PART_START=$((ALIGN))
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BOOT_PART_SIZE=$(((BOOT_SIZE + ALIGN - 1) / ALIGN * ALIGN))
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ROOT_PART_START=$((BOOT_PART_START + BOOT_PART_SIZE))
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ROOT_PART_SIZE=$(((ROOT_SIZE + ROOT_MARGIN + ALIGN - 1) / ALIGN * ALIGN))
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IMG_SIZE=$((BOOT_PART_START + BOOT_PART_SIZE + ROOT_PART_SIZE))
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truncate -s "${IMG_SIZE}" "${ISO_FILE}"
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parted --script "${ISO_FILE}" mklabel msdos
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parted --script "${ISO_FILE}" unit B mkpart primary fat32 "${BOOT_PART_START}" "$((BOOT_PART_START + BOOT_PART_SIZE - 1))"
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parted --script "${ISO_FILE}" unit B mkpart primary ext4 "${ROOT_PART_START}" "$((ROOT_PART_START + ROOT_PART_SIZE - 1))"
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echo "Creating loop device..."
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cnt=0
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until ensure_next_loopdev && LOOP_DEV="$(losetup --show --find --partscan "$ISO_FILE")"; do
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if [ $cnt -lt 5 ]; then
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cnt=$((cnt + 1))
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echo "Error in losetup. Retrying..."
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sleep 5
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else
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echo "ERROR: losetup failed; exiting"
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exit 1
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fi
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done
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ensure_loopdev_partitions "$LOOP_DEV"
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BOOT_DEV="${LOOP_DEV}p1"
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ROOT_DEV="${LOOP_DEV}p2"
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ROOT_FEATURES="^huge_file"
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for FEATURE in 64bit; do
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if grep -q "$FEATURE" /etc/mke2fs.conf; then
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ROOT_FEATURES="^$FEATURE,$ROOT_FEATURES"
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fi
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done
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if [ "$BOOT_SIZE" -lt 134742016 ]; then
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FAT_SIZE=16
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else
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FAT_SIZE=32
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fi
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mkdosfs -n bootfs -F "$FAT_SIZE" -s 4 -v "$BOOT_DEV" > /dev/null
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mkfs.ext4 -L rootfs -O "$ROOT_FEATURES" "$ROOT_DEV" > /dev/null
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mount -v "$ROOT_DEV" "${ROOTFS_DIR}" -t ext4
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mkdir -p "${ROOTFS_DIR}/boot/firmware"
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mount -v "$BOOT_DEV" "${ROOTFS_DIR}/boot/firmware" -t vfat
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rsync -aHAXx --exclude /var/cache/apt/archives --exclude /boot/firmware "${EXPORT_ROOTFS_DIR}/" "${ROOTFS_DIR}/"
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rsync -rtx "${EXPORT_ROOTFS_DIR}/boot/firmware/" "${ROOTFS_DIR}/boot/firmware/"
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# Create bootable ISO with GRUB
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echo "Creating bootable ISO..."
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mkdir -p "${ROOTFS_DIR}/boot/grub"
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# Install GRUB bootloader
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cat > "${ROOTFS_DIR}/boot/grub/grub.cfg" <<EOF
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set default=0
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set timeout=5
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menuentry "Linux" {
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linux /boot/vmlinuz root=/dev/sda2
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initrd /boot/initrd.img
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}
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EOF
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grub-mkrescue -o "${ISO_FILE}" "${ROOTFS_DIR}"
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echo "Bootable ISO created at ${ISO_FILE}"
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@@ -1,73 +1,10 @@
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#!/bin/bash -e
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IMG_FILE="${STAGE_WORK_DIR}/${IMG_FILENAME}${IMG_SUFFIX}.img"
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unmount_image "${IMG_FILE}"
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rm -f "${IMG_FILE}"
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rm -rf "${ROOTFS_DIR}"
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mkdir -p "${ROOTFS_DIR}"
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BOOT_SIZE="$((512 * 1024 * 1024))"
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ROOT_SIZE=$(du -x --apparent-size -s "${EXPORT_ROOTFS_DIR}" --exclude var/cache/apt/archives --exclude boot/firmware --block-size=1 | cut -f 1)
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# All partition sizes and starts will be aligned to this size
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ALIGN="$((4 * 1024 * 1024))"
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# Add this much space to the calculated file size. This allows for
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# some overhead (since actual space usage is usually rounded up to the
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# filesystem block size) and gives some free space on the resulting
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# image.
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ROOT_MARGIN="$(echo "($ROOT_SIZE * 0.2 + 200 * 1024 * 1024) / 1" | bc)"
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BOOT_PART_START=$((ALIGN))
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BOOT_PART_SIZE=$(((BOOT_SIZE + ALIGN - 1) / ALIGN * ALIGN))
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ROOT_PART_START=$((BOOT_PART_START + BOOT_PART_SIZE))
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ROOT_PART_SIZE=$(((ROOT_SIZE + ROOT_MARGIN + ALIGN - 1) / ALIGN * ALIGN))
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IMG_SIZE=$((BOOT_PART_START + BOOT_PART_SIZE + ROOT_PART_SIZE))
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truncate -s "${IMG_SIZE}" "${IMG_FILE}"
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parted --script "${IMG_FILE}" mklabel msdos
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parted --script "${IMG_FILE}" unit B mkpart primary fat32 "${BOOT_PART_START}" "$((BOOT_PART_START + BOOT_PART_SIZE - 1))"
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parted --script "${IMG_FILE}" unit B mkpart primary ext4 "${ROOT_PART_START}" "$((ROOT_PART_START + ROOT_PART_SIZE - 1))"
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echo "Creating loop device..."
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cnt=0
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until ensure_next_loopdev && LOOP_DEV="$(losetup --show --find --partscan "$IMG_FILE")"; do
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if [ $cnt -lt 5 ]; then
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cnt=$((cnt + 1))
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echo "Error in losetup. Retrying..."
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sleep 5
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else
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echo "ERROR: losetup failed; exiting"
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exit 1
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fi
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done
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ensure_loopdev_partitions "$LOOP_DEV"
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BOOT_DEV="${LOOP_DEV}p1"
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ROOT_DEV="${LOOP_DEV}p2"
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ROOT_FEATURES="^huge_file"
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for FEATURE in 64bit; do
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if grep -q "$FEATURE" /etc/mke2fs.conf; then
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ROOT_FEATURES="^$FEATURE,$ROOT_FEATURES"
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fi
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done
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if [ "$BOOT_SIZE" -lt 134742016 ]; then
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FAT_SIZE=16
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# Check if the architecture is arm64 or armhf
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if [[ "$ARCH" == "arm64" || "$ARCH" == "armhf" ]]; then
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# If the architecture is arm64 or armhf, run mk-img.sh
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./mk-img.sh
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else
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FAT_SIZE=32
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fi
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mkdosfs -n bootfs -F "$FAT_SIZE" -s 4 -v "$BOOT_DEV" > /dev/null
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mkfs.ext4 -L rootfs -O "$ROOT_FEATURES" "$ROOT_DEV" > /dev/null
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mount -v "$ROOT_DEV" "${ROOTFS_DIR}" -t ext4
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mkdir -p "${ROOTFS_DIR}/boot/firmware"
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mount -v "$BOOT_DEV" "${ROOTFS_DIR}/boot/firmware" -t vfat
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rsync -aHAXx --exclude /var/cache/apt/archives --exclude /boot/firmware "${EXPORT_ROOTFS_DIR}/" "${ROOTFS_DIR}/"
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rsync -rtx "${EXPORT_ROOTFS_DIR}/boot/firmware/" "${ROOTFS_DIR}/boot/firmware/"
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# Otherwise, run mk-iso.sh
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./mk-iso.sh
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fi
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Reference in New Issue
Block a user