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Print out disk manufacturer and product while asking user to confirm write to disk

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Review URL: http://codereview.chromium.org/2363002
This commit is contained in:
Paul Stewart 2010-05-28 13:43:48 -07:00
parent 2517edabb7
commit 5337440620
1 changed files with 13 additions and 8 deletions
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21
image_to_usb.sh
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@ -90,6 +90,7 @@ if [ -z "${FLAGS_to}" ]; then
echo " /dev/$disk:"
echo " Manufacturer: $(get_disk_info $disk manufacturer)"
echo " Product: $(get_disk_info $disk product)"
echo " Size: $(cat /sys/block/$disk/size) kBytes"
done
fi
exit 1
@ -101,14 +102,16 @@ FLAGS_from=`eval readlink -f ${FLAGS_from}`
FLAGS_to=`eval readlink -f ${FLAGS_to}`
# One last check to make sure user is not shooting themselves in the foot
if [ -b "${FLAGS_to}" ] &&
! list_usb_disks | grep -q '^'${FLAGS_to##*/}'$' &&
[ ${FLAGS_force_non_usb} -ne ${FLAGS_TRUE} ]
then
# Safeguard against writing to a real non-USB disk
echo "Error: Device ${FLAGS_to} does not appear to be a USB disk!"
echo " To override this safeguard, use the --force_non_usb flag"
exit 1
if [ -b "${FLAGS_to}" ]; then
if list_usb_disks | grep -q '^'${FLAGS_to##*/}'$'; then
disk_manufacturer=$(get_disk_info ${FLAGS_to##*/} manufacturer)
disk_product=$(get_disk_info ${FLAGS_to##*/} product)
elif [ ${FLAGS_force_non_usb} -ne ${FLAGS_TRUE} ]; then
# Safeguard against writing to a real non-USB disk
echo "Error: Device ${FLAGS_to} does not appear to be a USB disk!"
echo " To override this safeguard, use the --force_non_usb flag"
exit 1
fi
fi
# Use this image as the source image to copy
@ -183,6 +186,8 @@ then
if [ ${FLAGS_yes} -ne ${FLAGS_TRUE} ]
then
sudo fdisk -l "${FLAGS_to}" 2>/dev/null | grep Disk | head -1
[ -n "$disk_manufacturer" ] && echo "Manufacturer: $disk_manufacturer"
[ -n "$disk_product" ] && echo "Product: $disk_product"
echo "This will erase all data on this device:"
read -p "Are you sure (y/N)? " SURE
SURE="${SURE:0:1}" # Get just the first character