blob: c32ca7f4fa7ec1b040e3dfcb70ecd1b551650197 [file] [log] [blame]
#!/bin/sh
# Copyright (c) 2010 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
#
# Force cleans loopback devices from within your chroot environment. This
# script is to help mitigate losing loopback devices on build_images
# failures. This script only affects mountpoints and loopback devices
# that were created within this chroot.
SCRIPT_ROOT=$(dirname $(readlink -f "$0"))
. "${SCRIPT_ROOT}/common.sh" || exit 1
# Script must be run inside the chroot.
assert_inside_chroot
DEFINE_string output_root "$DEFAULT_BUILD_ROOT/images" \
"Directory in which to place image result directories (named by version)"
DEFINE_string board "$DEFAULT_BOARD" \
"The board to build an image for."
# Parse command line.
FLAGS "$@" || exit 1
eval set -- "${FLAGS_ARGV}"
if [[ -z "${FLAGS_board}" ]]; then
error "--board is required."
exit 1
fi
OUTPUT_DIR="${FLAGS_output_root}/${FLAGS_board}"
echo 'This will unmount all directories matching /tmp/esp.*'
echo "and any directory under $OUTPUT_DIR"
read -p "Are you sure (y/N)? " SURE
SURE="${SURE:0:1}" # Get just the first character
if [ "${SURE}" != "y" ]; then
echo "Ok, better safe than sorry."
exit 1
fi
safe_umount "$OUTPUT_DIR"/*/* 2> /dev/null
safe_umount /tmp/esp.* 2> /dev/null
sudo losetup -d /dev/loop* 2> /dev/null