#!/bin/bash

# Copyright 2015 The Kubernetes Authors All rights reserved.
#
# 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.

if [[ ${SPARK_MASTER_SERVICE_HOST} == "" ]]; then
  echo "Spark Master service must be created before starting any workers"
  sleep 30 # To postpone pod restart
  exit 1
fi

echo "${SPARK_MASTER_SERVICE_HOST} spark-master" >> /etc/hosts
export SPARK_LOCAL_HOSTNAME=$(hostname -i)

/opt/spark/sbin/start-slave.sh spark://spark-master:${SPARK_MASTER_SERVICE_PORT}

tail -F /opt/spark/logs/*