Synnefo » snf-image

#!/bin/bash

# Copyright (C) 2012 GRNET S.A.

#

# This program is free software; you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation; either version 2 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful, but

# WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

# General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program; if not, write to the Free Software

# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA

# 02110-1301, USA.

set -e

. common.sh

# Read environment according to API version.

ganeti_os_main

# If the device we will export from, is not a real block device,

# we'll first losetup it. This is needed for file disks.

if [ ! -b "$blockdev" ]; then

    original_blockdev="$blockdev"

    blockdev=$($LOSETUP -sf "$blockdev")

    add_cleanup $LOSETUP -d "$blockdev"

fi

# Export disk's predicted size to Ganeti.

# Used to provide a time estimate of the export process to the user.

if [ -z "$EXP_SIZE_FD" ]; then

    blockdev --getsize64 $blockdev >&$EXP_SIZE_FD

fi

dd if="$blockdev" bs=4M

# Execute cleanups

cleanup

trap - EXIT

exit 0

# vim: set sta sts=4 shiftwidth=4 sw=4 et ai :