mirror of
https://github.com/Telecominfraproject/OpenCellular.git
synced 2025-12-02 14:14:12 +00:00
dfa5a5b8c8
Also, update the usage with examples. BUG=5581 TEST=tested with "quoted arguments with spaces" Change-Id: I4d3db4f9d4bf254069f08e8154d650d6ce4551f0 Review URL: http://codereview.chromium.org/3164010
61 lines
1.5 KiB
Bash
Executable File
61 lines
1.5 KiB
Bash
Executable File
#!/bin/bash
|
|
|
|
# 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.
|
|
|
|
# Customizes a Chrome OS release image by setting /etc/lsb-release values.
|
|
|
|
# Load common constants and variables.
|
|
. "$(dirname "$0")/common.sh"
|
|
|
|
set_lsb_release_keyval() {
|
|
local rootfs=$1
|
|
local key=$2
|
|
local value=$3
|
|
local temp_lsb_release="$rootfs/etc/temp-lsb-release"
|
|
echo "$key=$value" | sudo tee "$temp_lsb_release" > /dev/null
|
|
grep -Ev "^$key=" "$rootfs/etc/lsb-release" \
|
|
| sudo tee -a "$temp_lsb_release" > /dev/null
|
|
sudo sort -o "$rootfs/etc/lsb-release" "$temp_lsb_release"
|
|
sudo rm -f "$temp_lsb_release"
|
|
}
|
|
|
|
main() {
|
|
set -e
|
|
|
|
local image=$1
|
|
local key=$2
|
|
local value=$3
|
|
if [ $# -ne 1 ] && [ $# -ne 3 ]; then
|
|
cat <<EOF
|
|
Usage: $PROG <image.bin> [<key> <value>]
|
|
|
|
Examples:
|
|
|
|
$ $PROG chromiumos_image.bin
|
|
|
|
Dumps /etc/lsb-release from chromiumos_image.bin to stdout.
|
|
|
|
$ $PROG chromiumos_image.bin CHROMEOS_RELEASE_DESCRIPTION "New description"
|
|
|
|
Sets the CHROMEOS_RELEASE_DESCRIPTION key's value to "New description"
|
|
in /etc/lsb-release in chromiumos_image.bin, sorts the keys and dumps
|
|
the updated file to stdout.
|
|
|
|
EOF
|
|
exit 1
|
|
fi
|
|
|
|
local rootfs=$(mktemp -d)
|
|
mount_image_partition "$image" 3 "$rootfs"
|
|
trap "sudo umount -d $rootfs; rm -rf $rootfs" EXIT
|
|
if [ -n "$key" ]; then
|
|
set_lsb_release_keyval "$rootfs" "$key" "$value"
|
|
touch "$image" # Updates the image modification time.
|
|
fi
|
|
cat "$rootfs/etc/lsb-release"
|
|
}
|
|
|
|
main "$@"
|