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VMWare/VirtualBox: Fix (broke earlier today w/ GPT switchover)

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Review URL: http://codereview.chromium.org/1535008
This commit is contained in:
Andrew de los Reyes 2010-03-31 17:18:48 -07:00
parent 3d13cd1bdb
commit faefea3359
1 changed files with 33 additions and 21 deletions
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54
image_to_vmware.sh
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@ -10,6 +10,7 @@
# Load common constants. This should be the first executable line. # Load common constants. This should be the first executable line.
# The path to common.sh should be relative to your script's location. # The path to common.sh should be relative to your script's location.
. "$(dirname "$0")/common.sh" . "$(dirname "$0")/common.sh"
. "$(dirname "$0")/chromeos-common.sh"
IMAGES_DIR="${DEFAULT_BUILD_ROOT}/images" IMAGES_DIR="${DEFAULT_BUILD_ROOT}/images"
# Default to the most recent image # Default to the most recent image
@ -59,45 +60,56 @@ fi
FLAGS_from=`eval readlink -f $FLAGS_from` FLAGS_from=`eval readlink -f $FLAGS_from`
FLAGS_to=`eval readlink -f $FLAGS_to` FLAGS_to=`eval readlink -f $FLAGS_to`
# Make two sparse files. One for an empty partition, another for # Make sure we have the gpt tool
# stateful partition. if [ -z "$GPT" ]; then
PART_SIZE=$(stat -c%s "${FLAGS_from}/rootfs.image") echo Unable to find gpt
dd if=/dev/zero of="${FLAGS_from}/empty.image" bs=1 count=1 \ exit 1
seek=$(( $PART_SIZE - 1 )) fi
dd if=/dev/zero of="${FLAGS_from}/state.image" bs=1 count=1 \
seek=$(( $PART_SIZE - 1 ))
mkfs.ext3 -F -L C-STATE "${FLAGS_from}/state.image"
# Fix bootloader config. # Fix bootloader config.
TEMP_IMG=$(mktemp) TEMP_IMG=$(mktemp)
TEMP_MNT=$(mktemp -d) TEMP_MNT=$(mktemp -d)
cp "${FLAGS_from}/rootfs.image" "$TEMP_IMG"
LOOP_DEV=$(sudo losetup -f)
if [ -z "$LOOP_DEV" ]; then
echo "No free loop device"
exit 1
fi
# Get rootfs offset
OFFSET=$(( $(partoffset "${FLAGS_from}/chromiumos_image.bin" 3) * 512 )) # bytes
echo Copying to temp file
cp "${FLAGS_from}/chromiumos_image.bin" "$TEMP_IMG"
cleanup() {
sudo umount "$TEMP_MNT" || true
sudo losetup -d "$LOOP_DEV"
}
trap cleanup INT TERM EXIT
sudo losetup -o $OFFSET "$LOOP_DEV" "$TEMP_IMG"
mkdir -p "$TEMP_MNT" mkdir -p "$TEMP_MNT"
sudo mount -o loop "$TEMP_IMG" "$TEMP_MNT" sudo mount "$LOOP_DEV" "$TEMP_MNT"
sudo "$TEMP_MNT"/postinst /dev/sda3 sudo "$TEMP_MNT"/postinst /dev/sda3
sudo umount "$TEMP_MNT" trap - INT TERM EXIT
cleanup
rmdir "$TEMP_MNT" rmdir "$TEMP_MNT"
echo Creating final image
# Convert image to output format
if [ "$FLAGS_format" = "virtualbox" ]; then if [ "$FLAGS_format" = "virtualbox" ]; then
# Copy MBR and rootfs to output image qemu-img convert -f raw $TEMP_IMG \
qemu-img convert -f raw \
"${FLAGS_from}/mbr.image" "${FLAGS_from}/state.image" \
"${FLAGS_from}/empty.image" "$TEMP_IMG" \
-O raw "${VBOX_TEMP_IMAGE}" -O raw "${VBOX_TEMP_IMAGE}"
VBoxManage convertdd "${VBOX_TEMP_IMAGE}" "${FLAGS_to}/${FLAGS_vbox_disk}" VBoxManage convertdd "${VBOX_TEMP_IMAGE}" "${FLAGS_to}/${FLAGS_vbox_disk}"
elif [ "$FLAGS_format" = "vmware" ]; then elif [ "$FLAGS_format" = "vmware" ]; then
# Copy MBR and rootfs to output image qemu-img convert -f raw $TEMP_IMG \
qemu-img convert -f raw \
"${FLAGS_from}/mbr.image" "${FLAGS_from}/state.image" \
"${FLAGS_from}/empty.image" "$TEMP_IMG" \
-O vmdk "${FLAGS_to}/${FLAGS_vmdk}" -O vmdk "${FLAGS_to}/${FLAGS_vmdk}"
else else
echo invalid format: "$FLAGS_format" echo invalid format: "$FLAGS_format"
exit 1 exit 1
fi fi
rm -f "${FLAGS_from}/empty.image" "${FLAGS_from}/state.image" \ rm -f "$TEMP_IMG" "${VBOX_TEMP_IMAGE}"
"$TEMP_IMG" "${VBOX_TEMP_IMAGE}"
echo "Created image ${FLAGS_to}" echo "Created image ${FLAGS_to}"