calyxos-scripts/pixel/extract-factory-image.sh

84 lines
1.5 KiB
Bash
Executable File

#!/bin/bash
# SPDX-FileCopyrightText: 2022 The Calyx Institute
#
# SPDX-License-Identifier: Apache-2.0
#
# extract:
#
# Extract Pixel factory images
#
#
##############################################################################
### SET ###
# use bash strict mode
set -euo pipefail
### TRAPS ###
# trap signals for clean exit
trap 'exit $?' EXIT
trap 'error_m interrupted!' SIGINT
### CONSTANTS ###
readonly script_path="$(cd "$(dirname "$0")";pwd -P)"
readonly vars_path="${script_path}/../vars"
readonly work_dir="${WORK_DIR:-/tmp/pixel}"
source "${vars_path}/pixels"
readonly device="${1}"
source "${vars_path}/${device}"
## HELP MESSAGE (USAGE INFO)
# TODO
### FUNCTIONS ###
extract_factory_image() {
local factory_dir="${work_dir}/${device}/${build_id}/factory"
if [[ -d "${factory_dir}" ]]; then
echo "Skipping factory image extraction, ${factory_dir} already exists"
exit
fi
mkdir -p "${factory_dir}"
local factory_zip="${work_dir}/${device}/${build_id}/$(basename ${image_url})"
echo "${image_sha256} ${factory_zip}" | sha256sum --check --status
pushd "${factory_dir}"
unzip -o "${factory_zip}"
pushd ${device}-${build_id,,}
unzip -o "image-${device}-${build_id,,}.zip" -d "image"
popd
popd
}
# error message
# ARG1: error message for STDERR
# ARG2: error status
error_m() {
echo "ERROR: ${1:-'failed.'}" 1>&2
return "${2:-1}"
}
# print help message.
help_message() {
echo "${help_message:-'No help available.'}"
}
main() {
extract_factory_image
}
### RUN PROGRAM ###
main "${@}"
##