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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.
#
# Starts a slave instance on each machine specified in the conf/slaves file.
sbin="`dirname "$0"`"
sbin="`cd "$sbin"; pwd`"
START_TACHYON=false
while (( "$#" )); do
case $1 in
--with-tachyon)
if [ ! -e "$sbin"/../tachyon/bin/tachyon ]; then
echo "Error: --with-tachyon specified, but tachyon not found."
exit -1
fi
START_TACHYON=true
;;
esac
shift
done
. "$sbin/spark-config.sh"
. "$SPARK_PREFIX/bin/load-spark-env.sh"
# Find the port number for the master
if [ "$SPARK_MASTER_PORT" = "" ]; then
SPARK_MASTER_PORT=7077
fi
if [ "$SPARK_MASTER_IP" = "" ]; then
SPARK_MASTER_IP="`hostname`"
fi
if [ "$START_TACHYON" == "true" ]; then
"$sbin/slaves.sh" cd "$SPARK_HOME" \; "$sbin"/../tachyon/bin/tachyon bootstrap-conf "$SPARK_MASTER_IP"
# set -t so we can call sudo
SPARK_SSH_OPTS="-o StrictHostKeyChecking=no -t" "$sbin/slaves.sh" cd "$SPARK_HOME" \; "$sbin/../tachyon/bin/tachyon-start.sh" worker SudoMount \; sleep 1
fi
# Launch the slaves
"$sbin/slaves.sh" cd "$SPARK_HOME" \; "$sbin/start-slave.sh" "spark://$SPARK_MASTER_IP:$SPARK_MASTER_PORT"
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