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#!/bin/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.
# This script computes Spark's classpath and prints it to stdout; it's used by both the "run"
# script and the ExecutorRunner in standalone cluster mode.
SCALA_VERSION=2.10
# Figure out where Spark is installed
FWDIR="$(cd `dirname $0`/..; pwd)"
# Load environment variables from conf/spark-env.sh, if it exists
if [ -e $FWDIR/conf/spark-env.sh ] ; then
. $FWDIR/conf/spark-env.sh
fi
CORE_DIR="$FWDIR/core"
ASSEMBLY_DIR="$FWDIR/lib"
PYSPARK_DIR="$FWDIR/python"
# Build up classpath
CLASSPATH="$SPARK_CLASSPATH"
CLASSPATH="$CLASSPATH:$FWDIR/conf"
CLASSPATH="$CLASSPATH:$ASSEMBLY_DIR/*"
if [ -e "$PYSPARK_DIR" ]; then
for jar in `find $PYSPARK_DIR/lib -name '*jar'`; do
CLASSPATH="$CLASSPATH:$jar"
done
fi
# Add hadoop conf dir - else FileSystem.*, etc fail !
# Note, this assumes that there is either a HADOOP_CONF_DIR or YARN_CONF_DIR which hosts
# the configuration files.
export DEFAULT_HADOOP=/usr/lib/hadoop
export DEFAULT_HADOOP_CONF=/etc/hadoop/conf
export HADOOP_HOME=${HADOOP_HOME:-$DEFAULT_HADOOP}
export HADOOP_HDFS_HOME=${HADOOP_HDFS_HOME:-${HADOOP_HOME}/../hadoop-hdfs}
export HADOOP_MAPRED_HOME=${HADOOP_MAPRED_HOME:-${HADOOP_HOME}/../hadoop-mapreduce}
export HADOOP_YARN_HOME=${HADOOP_YARN_HOME:-${HADOOP_HOME}/../hadoop-yarn}
export HADOOP_CONF_DIR=${HADOOP_CONF_DIR:-$DEFAULT_HADOOP_CONF}
CLASSPATH="$CLASSPATH:$HADOOP_CONF_DIR"
if [ "x" != "x$YARN_CONF_DIR" ]; then
CLASSPATH="$CLASSPATH:$YARN_CONF_DIR"
fi
# Let's make sure that all needed hadoop libs are added properly
CLASSPATH="$CLASSPATH:$HADOOP_HOME/*:$HADOOP_HDFS_HOME/*:$HADOOP_YARN_HOME/*:$HADOOP_MAPRED_HOME/*"
# Add Scala standard library
if [ -z "$SCALA_LIBRARY_PATH" ]; then
if [ -z "$SCALA_HOME" ]; then
echo "SCALA_HOME is not set" >&2
exit 1
fi
SCALA_LIBRARY_PATH="$SCALA_HOME/lib"
fi
CLASSPATH="$CLASSPATH:$SCALA_LIBRARY_PATH/scala-library.jar"
CLASSPATH="$CLASSPATH:$SCALA_LIBRARY_PATH/scala-compiler.jar"
CLASSPATH="$CLASSPATH:$SCALA_LIBRARY_PATH/jline.jar"
echo "$CLASSPATH"
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