96 lines
3 KiB
Bash
Executable file
96 lines
3 KiB
Bash
Executable file
#!/usr/bin/env bash
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#
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# Licensed to the Apache Software Foundation (ASF) under one or more
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# contributor license agreements. See the NOTICE file distributed with
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# this work for additional information regarding copyright ownership.
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# The ASF licenses this file to You under the Apache License, Version 2.0
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# (the "License"); you may not use this file except in compliance with
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# the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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cygwin=false
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case "`uname`" in
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CYGWIN*) cygwin=true;;
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esac
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SCALA_VERSION=2.10
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# Figure out where the Scala framework is installed
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FWDIR="$(cd `dirname $0`/..; pwd)"
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# Export this as SPARK_HOME
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export SPARK_HOME="$FWDIR"
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# Load environment variables from conf/spark-env.sh, if it exists
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if [ -e "$FWDIR/conf/spark-env.sh" ] ; then
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. $FWDIR/conf/spark-env.sh
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fi
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if [ -z "$1" ]; then
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echo "Usage: run-example <example-class> [<args>]" >&2
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exit 1
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fi
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# Figure out the JAR file that our examples were packaged into. This includes a bit of a hack
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# to avoid the -sources and -doc packages that are built by publish-local.
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EXAMPLES_DIR="$FWDIR"/examples
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SPARK_EXAMPLES_JAR=""
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if [ -e "$EXAMPLES_DIR"/target/scala-$SCALA_VERSION/*assembly*[0-9Tg].jar ]; then
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export SPARK_EXAMPLES_JAR=`ls "$EXAMPLES_DIR"/target/scala-$SCALA_VERSION/*assembly*[0-9Tg].jar`
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fi
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if [[ -z $SPARK_EXAMPLES_JAR ]]; then
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echo "Failed to find Spark examples assembly in $FWDIR/examples/target" >&2
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echo "You need to build Spark with sbt/sbt assembly before running this program" >&2
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exit 1
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fi
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# Since the examples JAR ideally shouldn't include spark-core (that dependency should be
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# "provided"), also add our standard Spark classpath, built using compute-classpath.sh.
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CLASSPATH=`$FWDIR/bin/compute-classpath.sh`
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CLASSPATH="$SPARK_EXAMPLES_JAR:$CLASSPATH"
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if $cygwin; then
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CLASSPATH=`cygpath -wp $CLASSPATH`
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export SPARK_EXAMPLES_JAR=`cygpath -w $SPARK_EXAMPLES_JAR`
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fi
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# Find java binary
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if [ -n "${JAVA_HOME}" ]; then
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RUNNER="${JAVA_HOME}/bin/java"
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else
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if [ `command -v java` ]; then
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RUNNER="java"
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else
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echo "JAVA_HOME is not set" >&2
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exit 1
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fi
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fi
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# Set JAVA_OPTS to be able to load native libraries and to set heap size
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JAVA_OPTS="$SPARK_JAVA_OPTS"
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JAVA_OPTS="$JAVA_OPTS -Djava.library.path=$SPARK_LIBRARY_PATH"
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# Load extra JAVA_OPTS from conf/java-opts, if it exists
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if [ -e "$FWDIR/conf/java-opts" ] ; then
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JAVA_OPTS="$JAVA_OPTS `cat $FWDIR/conf/java-opts`"
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fi
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export JAVA_OPTS
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if [ "$SPARK_PRINT_LAUNCH_COMMAND" == "1" ]; then
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echo -n "Spark Command: "
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echo "$RUNNER" -cp "$CLASSPATH" $JAVA_OPTS "$@"
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echo "========================================"
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echo
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fi
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exec "$RUNNER" -cp "$CLASSPATH" $JAVA_OPTS "$@"
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