#!/bin/sh
#
# Copyright 2019 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.

set -e

GIT_PROVIDED_TAG_NAME="$(git describe --exact HEAD 2>/dev/null || \
    git for-each-ref "refs/heads/*" --format '%(refname:short)' --points-at HEAD 2>/dev/null)"

if [ -z "$IMAGE_NAME" -a -z "$GIT_PROVIDED_TAG_NAME" ]; then
  echo "Could not deduce mendersoftware/mender-convert container version from currently checked out commit. Using latest." 1>&2
fi

IMAGE_NAME=${IMAGE_NAME:-"mendersoftware/mender-convert${GIT_PROVIDED_TAG_NAME:+:$GIT_PROVIDED_TAG_NAME}"}
CONFIGS_DIRECTORY=${CONFIGS_DIRECTORY:-"$(pwd)/configs"}
DEPLOY_DIRECTORY=${DEPLOY_DIRECTORY:-"$(pwd)/deploy"}
INPUT_DIRECTORY=${INPUT_DIRECTORY:-"$(pwd)/input"}
LOGS_DIRECTORY=${LOGS_DIRECTORY:-"$(pwd)/logs"}
WORK_DIRECTORY=${WORK_DIRECTORY:-"$(pwd)/work"}

mkdir -p "$DEPLOY_DIRECTORY"
mkdir -p "$LOGS_DIRECTORY"

# Create a unique log file so we can run multiple containers in parallel
LOG_FILE="convert.log.$(date +%s)-$$"

echo "using log file at: ${LOGS_DIRECTORY}/${LOG_FILE}"

set +e
docker run \
  --rm \
  -v "$CONFIGS_DIRECTORY":/mender-convert/configs \
  -v "$INPUT_DIRECTORY":/mender-convert/input \
  -v "$LOGS_DIRECTORY":/mender-convert/logs \
  -v "$DEPLOY_DIRECTORY":/mender-convert/deploy \
  -v "$WORK_DIRECTORY":/mender-convert/work \
  --privileged=true \
  --cap-add=SYS_MODULE \
  -v /dev:/dev \
  -v /lib/modules:/lib/modules:ro \
  --env MENDER_ARTIFACT_NAME="${MENDER_ARTIFACT_NAME}" \
  --env MENDER_CONVERT_LOG_FILE=logs/"${LOG_FILE}" \
  --env MENDER_CONVERT_VERSION=${GIT_PROVIDED_TAG_NAME} \
  "$IMAGE_NAME" "$@"

exit_code=$?

echo "Log file available at: ${LOGS_DIRECTORY}/${LOG_FILE}"

exit ${exit_code}