incubator-airflow/scripts/in_container/run_init_script.sh

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#!/usr/bin/env bash
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you 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.
if [ -z "${FILES_DIR+x}" ]; then
export FILES_DIR="/files"
fi
if [ -z "${AIRFLOW_BREEZE_CONFIG_DIR+x}" ]; then
export AIRFLOW_BREEZE_CONFIG_DIR="${FILES_DIR}/airflow-breeze-config"
fi
if [ -z "${INIT_SCRIPT_FILE=}" ]; then
export INIT_SCRIPT_FILE="init.sh"
fi
if [[ -d "${AIRFLOW_BREEZE_CONFIG_DIR}" && \
-f "${AIRFLOW_BREEZE_CONFIG_DIR}/${INIT_SCRIPT_FILE}" ]]; then
pushd "${AIRFLOW_BREEZE_CONFIG_DIR}" >/dev/null 2>&1 || exit 1
echo
echo "Sourcing the initialization script from ${INIT_SCRIPT_FILE} in ${AIRFLOW_BREEZE_CONFIG_DIR}"
echo
# shellcheck disable=1090
source "${INIT_SCRIPT_FILE}"
popd >/dev/null 2>&1 || exit 1
else
echo
echo "You can add ${AIRFLOW_BREEZE_CONFIG_DIR} directory and place ${INIT_SCRIPT_FILE}"
echo "In it to make breeze source an initialization script automatically for you"
echo
fi