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#!/bin/bash
# Copyright 2013 Rackspace, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
set -e
log() {
echo "`basename $0`: $@"
}
usage() {
[[ -z "$1" ]] || echo -e "USAGE ERROR: $@\n"
echo "`basename $0`: IMAGEFILE DEVICE"
echo " - This script images DEVICE with IMAGEFILE"
exit 1
}
IMAGEFILE="$1"
DEVICE="$2"
[[ -f $IMAGEFILE ]] || usage "$IMAGEFILE (IMAGEFILE) is not a file"
[[ -b $DEVICE ]] || usage "$DEVICE (DEVICE) is not a block device"
# In production this will be replaced with secure erasing the drives
# For now we need to ensure there aren't any old (GPT) partitions on the drive
log "Erasing existing GPT and MBR data structures from ${DEVICE}"
sgdisk -Z $DEVICE
log "Imaging $IMAGEFILE to $DEVICE"
qemu-img convert -t directsync -O host_device $IMAGEFILE $DEVICE
sync
log "${DEVICE} imaged successfully!"
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