#!/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.

. start-common.sh

if ! getent hosts spark-master; then
  echo "=== Cannot resolve the DNS entry for spark-master. Has the service been created yet, and is SkyDNS functional?"
  echo "=== See http://kubernetes.io/v1.1/docs/admin/dns.html for more details on DNS integration."
  echo "=== Sleeping 10s before pod exit."
  sleep 10
  exit 0
fi

# Run spark-class directly so that when it exits (or crashes), the pod restarts.
/opt/spark/bin/spark-class org.apache.spark.deploy.worker.Worker spark://spark-master:7077 --webui-port 8081
