#!/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
#
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#  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.
################################################################################

# Start/stop a Flink JobManager.
USAGE="Usage: standalone-job.sh ((start|start-foreground))|stop [args]"

STARTSTOP=$1
ENTRY_POINT_NAME="standalonejob"

if [[ $STARTSTOP != "start" ]] && [[ $STARTSTOP != "start-foreground" ]] && [[ $STARTSTOP != "stop" ]]; then
  echo $USAGE
  exit 1
fi

bin=`dirname "$0"`
bin=`cd "$bin"; pwd`

. "$bin"/config.sh

# Startup parameters
ARGS=("${@:2}")

if [[ $STARTSTOP == "start" ]] || [[ $STARTSTOP == "start-foreground" ]]; then
    # Add cluster entry point specific JVM options
    export FLINK_ENV_JAVA_OPTS="${FLINK_ENV_JAVA_OPTS} ${FLINK_ENV_JAVA_OPTS_JM}"
    parseJmArgsAndExportLogs "${ARGS[@]}"

    if [ ! -z "${DYNAMIC_PARAMETERS}" ]; then
        ARGS=(${DYNAMIC_PARAMETERS[@]} "${ARGS[@]}")
    fi
fi

ARGS=("--configDir" "${FLINK_CONF_DIR}" "${ARGS[@]}")

if [[ $STARTSTOP == "start-foreground" ]]; then
    exec "${FLINK_BIN_DIR}"/flink-console.sh ${ENTRY_POINT_NAME} "${ARGS[@]}"
else
    "${FLINK_BIN_DIR}"/flink-daemon.sh ${STARTSTOP} ${ENTRY_POINT_NAME} "${ARGS[@]}"
fi