diff options
Diffstat (limited to 'scripts')
| -rwxr-xr-x | scripts/contrib/mkefidisk.sh | 115 |
1 files changed, 68 insertions, 47 deletions
diff --git a/scripts/contrib/mkefidisk.sh b/scripts/contrib/mkefidisk.sh index 530b7842bb..6cc6b78de2 100755 --- a/scripts/contrib/mkefidisk.sh +++ b/scripts/contrib/mkefidisk.sh @@ -28,6 +28,22 @@ BOOT_SIZE=20 # 5% for swap SWAP_RATIO=5 +# Cleanup after die() +cleanup() { + echo "Syncing and unmounting devices..." + # Unmount anything we mounted + unmount $ROOTFS_MNT || error "Failed to unmount $ROOTFS_MNT" + unmount $BOOTFS_MNT || error "Failed to unmount $BOOTFS_MNT" + unmount $HDDIMG_ROOTFS_MNT || error "Failed to unmount $HDDIMG_ROOTFS_MNT" + unmount $HDDIMG_MNT || error "Failed to unmount $HDDIMG_MNT" + + # Remove the TMPDIR + echo "Removing temporary files..." + if [ -d "$TMPDIR" ]; then + rm -rf $TMPDIR || error "Failed to remove $TMPDIR" + fi +} + # Logging routines WARNINGS=0 ERRORS=0 @@ -50,6 +66,11 @@ warn() { success() { echo "${GREEN}$1${CLEAR}" } +die() { + error $1 + cleanup + exit 1 +} usage() { echo "Usage: $(basename $0) DEVICE HDDIMG TARGET_DEVICE" @@ -99,14 +120,20 @@ unmount_device() { if [ $? -eq 0 ]; then warn "$DEVICE listed in /proc/mounts, attempting to unmount..." umount $DEVICE* 2>/dev/null - grep -q $DEVICE /proc/mounts - if [ $? -eq 0 ]; then - error "Failed to unmount $DEVICE" - exit 1 - fi + return $? fi + return 0 } +unmount() { + grep -q $1 /proc/mounts + if [ $? -eq 0 ]; then + echo "Unmounting $1..." + umount $1 + return $? + fi + return 0 +} # # Parse and validate arguments @@ -126,23 +153,24 @@ if [ $? -eq 0 ]; then fi if [ ! -w "$DEVICE" ]; then - error "Device $DEVICE does not exist or is not writable" usage - exit 1 + die "Device $DEVICE does not exist or is not writable" fi if [ ! -e "$HDDIMG" ]; then - error "HDDIMG $HDDIMG does not exist" usage - exit 1 + die "HDDIMG $HDDIMG does not exist" fi +# +# Ensure the hddimg is not mounted +# +unmount "$HDDIMG" || die "Failed to unmount $HDDIMG" # # Check if any $DEVICE partitions are mounted # -unmount_device - +unmount_device || die "Failed to unmount $DEVICE" # # Confirm device with user @@ -158,12 +186,26 @@ fi # +# Prepare the temporary working space +# +TMPDIR=$(mktemp -d mkefidisk-XXX) || die "Failed to create temporary mounting directory." +HDDIMG_MNT=$TMPDIR/hddimg +HDDIMG_ROOTFS_MNT=$TMPDIR/hddimg_rootfs +ROOTFS_MNT=$TMPDIR/rootfs +BOOTFS_MNT=$TMPDIR/bootfs +mkdir $HDDIMG_MNT || die "Failed to create $HDDIMG_MNT" +mkdir $HDDIMG_ROOTFS_MNT || die "Failed to create $HDDIMG_ROOTFS_MNT" +mkdir $ROOTFS_MNT || die "Failed to create $ROOTFS_MNT" +mkdir $BOOTFS_MNT || die "Failed to create $BOOTFS_MNT" + + +# # Partition $DEVICE # DEVICE_SIZE=$(parted $DEVICE unit mb print | grep ^Disk | cut -d" " -f 3 | sed -e "s/MB//") # If the device size is not reported there may not be a valid label if [ "$DEVICE_SIZE" = "" ] ; then - parted $DEVICE mklabel msdos + parted $DEVICE mklabel msdos || die "Failed to create MSDOS partition table" DEVICE_SIZE=$(parted $DEVICE unit mb print | grep ^Disk | cut -d" " -f 3 | sed -e "s/MB//") fi SWAP_SIZE=$((DEVICE_SIZE*SWAP_RATIO/100)) @@ -195,25 +237,25 @@ echo "Swap partition size: $SWAP_SIZE MB ($SWAP)" echo "*****************" echo "Deleting partition table on $DEVICE ..." -dd if=/dev/zero of=$DEVICE bs=512 count=2 +dd if=/dev/zero of=$DEVICE bs=512 count=2 > /dev/null || die "Failed to zero beginning of $DEVICE" # Use MSDOS by default as GPT cannot be reliably distributed in disk image form # as it requires the backup table to be on the last block of the device, which # of course varies from device to device. echo "Creating new partition table (MSDOS) on $DEVICE ..." -parted $DEVICE mklabel msdos +parted $DEVICE mklabel msdos || die "Failed to create MSDOS partition table" echo "Creating boot partition on $BOOTFS" -parted $DEVICE mkpart primary 0% $BOOT_SIZE +parted $DEVICE mkpart primary 0% $BOOT_SIZE || die "Failed to create BOOT partition" echo "Enabling boot flag on $BOOTFS" -parted $DEVICE set 1 boot on +parted $DEVICE set 1 boot on || die "Failed to enable boot flag" echo "Creating ROOTFS partition on $ROOTFS" -parted $DEVICE mkpart primary $ROOTFS_START $ROOTFS_END +parted $DEVICE mkpart primary $ROOTFS_START $ROOTFS_END || die "Failed to create ROOTFS partition" echo "Creating swap partition on $SWAP" -parted $DEVICE mkpart primary $SWAP_START 100% +parted $DEVICE mkpart primary $SWAP_START 100% || die "Failed to create SWAP partition" parted $DEVICE print @@ -221,7 +263,7 @@ parted $DEVICE print # # Check if any $DEVICE partitions are mounted after partitioning # -unmount_device +unmount_device || die "Failed to unmount $DEVICE partitions" # @@ -230,16 +272,16 @@ unmount_device echo "" echo "Formatting $BOOTFS as vfat..." if [ ! "${DEVICE#/dev/loop}" = "${DEVICE}" ]; then - mkfs.vfat -I $BOOTFS -n "EFI" || error "Failed to format $BOOTFS" + mkfs.vfat -I $BOOTFS -n "EFI" || die "Failed to format $BOOTFS" else - mkfs.vfat $BOOTFS -n "EFI" || error "Failed to format $BOOTFS" + mkfs.vfat $BOOTFS -n "EFI" || die "Failed to format $BOOTFS" fi echo "Formatting $ROOTFS as ext3..." -mkfs.ext3 -F $ROOTFS -L "ROOT" || error "Failed to format $ROOTFS" +mkfs.ext3 -F $ROOTFS -L "ROOT" || die "Failed to format $ROOTFS" echo "Formatting swap partition...($SWAP)" -mkswap $SWAP || error "Failed to prepare swap" +mkswap $SWAP || die "Failed to prepare swap" # @@ -247,24 +289,8 @@ mkswap $SWAP || error "Failed to prepare swap" # echo "" echo "Mounting images and device in preparation for installation..." -TMPDIR=$(mktemp -d mkefidisk-XXX) -if [ $? -ne 0 ]; then - error "Failed to create temporary mounting directory." - exit 1 -fi -HDDIMG_MNT=$TMPDIR/hddimg -HDDIMG_ROOTFS_MNT=$TMPDIR/hddimg_rootfs -ROOTFS_MNT=$TMPDIR/rootfs -BOOTFS_MNT=$TMPDIR/bootfs -mkdir $HDDIMG_MNT -mkdir $HDDIMG_ROOTFS_MNT -mkdir $ROOTFS_MNT -mkdir $BOOTFS_MNT - mount -o loop $HDDIMG $HDDIMG_MNT || error "Failed to mount $HDDIMG" - mount -o loop $HDDIMG_MNT/rootfs.img $HDDIMG_ROOTFS_MNT || error "Failed to mount rootfs.img" - mount $ROOTFS $ROOTFS_MNT || error "Failed to mount $ROOTFS on $ROOTFS_MNT" mount $BOOTFS $BOOTFS_MNT || error "Failed to mount $BOOTFS on $BOOTFS_MNT" @@ -278,9 +304,6 @@ if [ -d $ROOTFS_MNT/etc/udev/ ] ; then echo "$TARGET_DEVICE" >> $ROOTFS_MNT/etc/udev/mount.blacklist fi -umount $ROOTFS_MNT || error "Failed to unmount $ROOTFS_MNT" -umount $HDDIMG_ROOTFS_MNT || error "Failed to unmount $HDDIMG_ROOTFS_MNT" - echo "Preparing boot partition..." EFIDIR="$BOOTFS_MNT/EFI/BOOT" cp $HDDIMG_MNT/vmlinuz $BOOTFS_MNT || error "Failed to copy vmlinuz" @@ -330,13 +353,11 @@ fi # Ensure we have at least one EFI bootloader configured if [ ! -e $GRUB_CFG ] && [ ! -e $GUMMI_CFG ]; then - error "No EFI bootloader configuration found" + die "No EFI bootloader configuration found" fi -umount $BOOTFS_MNT || error "Failed to unmount $BOOTFS_MNT" -umount $HDDIMG_MNT || error "Failed to unmount $HDDIMG_MNT" -rm -rf $TMPDIR || error "Failed to cleanup $TMPDIR" -sync +# Call cleanup to unmount devices and images and remove the TMPDIR +cleanup if [ $WARNINGS -ne 0 ] && [ $ERRORS -eq 0 ]; then echo "${YELLOW}Installation completed with warnings${CLEAR}" |