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#! /usr/bin/env bash
#
# Copyright 2021 Northern.tech AS
#
# 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.
source modules/bootstrap.sh
source modules/cliparser.sh
source modules/decompressinput.sh
source modules/testscfg.sh
export MENDER_CONVERT_LOG_FILE=$(pwd)/${MENDER_CONVERT_LOG_FILE:-logs/convert.log}
touch ${MENDER_CONVERT_LOG_FILE}
chown -R --reference=. ${MENDER_CONVERT_LOG_FILE}
###############################################################################
# Declaration of important variables for this file #
###############################################################################
declare prepend_extraargs="" # Default arguments passed to the sub-scripts
declare append_extraargs="" # Override arguments passed to the sub-scripts
declare compression_type="" # Detected input file compression, also applied to the output
declare ocfile="./work/override_compression_config"
declare disk_image="" # Needed in parse_cli_options, and is passed to decompress_image()
declare -a overlays=() # [Dummy] Needed in parse_cli_options, not here
declare -a configs=() # [Dummy] Needed in parse_cli_options, not here
MENDER_ARTIFACT_NAME="${MENDER_ARTIFACT_NAME:-}" # Required env variable
MENDER_CONVERT_VERSION="${MENDER_CONVERT_VERSION:-}" # Required env variable
###############################################################################
function show_help() {
cat << EOF
mender-convert
A tool that takes an existing embedded image (Debian, Ubuntu, Raspbian, etc)
and converts it to a Mender image by restructuring partition table and adding
necessary files.
Usage: $0 COMMAND [options]
Options:
-d, --disk-image - Path to disk image to convert (Debian, Raspbian,
Ubuntu, etc)
-o, --overlay - Path to root filesystem overlay directory, you
are able to provide this option multiple times
-c, --config - Path to configuration file, you are able to
provide this option multiple times
-v, --version - output version information and exit
-h, --help - display this help and exit
EOF
}
function show_version() {
echo "Version: ${MENDER_CONVERT_VERSION}"
}
function trap_exit() {
EXIT_CODE=$?
if [[ ${EXIT_CODE} -ne 0 && ${EXIT_CODE} -ne ${FATAL_EXIT_CODE} ]]; then
log_error "mender-convert failed"
[ -e ${MENDER_CONVERT_LOG_FILE} ] && tac ${MENDER_CONVERT_LOG_FILE} | sed '/DEBUG/q' | tac | sed 's/Running/When running/'
log_error "mender-convert exit code: ${EXIT_CODE}"
fi
sudo rm -rf work/*
}
function trap_term() {
echo "Program interrupted by user"
}
trap trap_term INT TERM
trap trap_exit EXIT
source modules/git.sh
if [ -z "$MENDER_CONVERT_VERSION" ]; then
MENDER_CONVERT_VERSION=$(git_mender_convert_version)
fi
# We only handle a selection of the arguments here, the rest are passed on
# to the sub-scripts.
while (("$#")); do
case "$1" in
-h | --help)
show_help
exit 0
;;
-v | --version)
show_version
exit 0
;;
*)
break
;;
esac
done
mender_convert_dir=$( cd "$( dirname "${BASH_SOURCE[0]}")" && pwd)
if [ "${mender_convert_dir}" != "${PWD}" ]; then
echo "You must execute mender-convert from the root directory: ${mender_convert_dir}"
exit 1
fi
if [ -z "${MENDER_ARTIFACT_NAME}" ]; then
echo "Sorry, it seems that you have not defined MENDER_ARTIFACT_NAME"
echo "You can do this with the following command:"
echo ""
echo -e "\tMENDER_ARTIFACT_NAME=\"release-1\" ./mender-convert"
exit 1
fi
testscfg_init
parse_cli_options "$@"
compression_type=$(compression_type "${disk_image}")
if [[ ${compression_type} != "none" ]]; then
uncompressed_disk_image=$(decompress_image "${disk_image}" "./work")
append_extraargs="--disk-image ${uncompressed_disk_image}"
fi
echo "MENDER_COMPRESS_DISK_IMAGE=${compression_type}" > ${ocfile}
prepend_extraargs="--config ${ocfile}"
./mender-convert-extract ${prepend_extraargs} "$@" ${append_extraargs}
./mender-convert-modify ${prepend_extraargs} "$@" ${append_extraargs}
./mender-convert-package ${prepend_extraargs} "$@" ${append_extraargs}
echo "Output Artifacts and images can be found in the deploy directory:"
ls -1 deploy/*