| #!/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. |
| # |
| |
| SCALA_VERSION=2.9.3 |
| |
| # Figure out where the Scala framework is installed |
| FWDIR="$(cd `dirname $0`; pwd)" |
| |
| # Export this as SPARK_HOME |
| export SPARK_HOME="$FWDIR" |
| |
| # 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 |
| |
| if [ -z "$1" ]; then |
| echo "Usage: spark-class <class> [<args>]" >&2 |
| exit 1 |
| fi |
| |
| # If this is a standalone cluster daemon, reset SPARK_JAVA_OPTS and SPARK_MEM to reasonable |
| # values for that; it doesn't need a lot |
| if [ "$1" = "org.apache.spark.deploy.master.Master" -o "$1" = "org.apache.spark.deploy.worker.Worker" ]; then |
| SPARK_MEM=${SPARK_DAEMON_MEMORY:-512m} |
| SPARK_DAEMON_JAVA_OPTS="$SPARK_DAEMON_JAVA_OPTS -Dspark.akka.logLifecycleEvents=true" |
| # Do not overwrite SPARK_JAVA_OPTS environment variable in this script |
| OUR_JAVA_OPTS="$SPARK_DAEMON_JAVA_OPTS" # Empty by default |
| else |
| OUR_JAVA_OPTS="$SPARK_JAVA_OPTS" |
| fi |
| |
| |
| # Add java opts for master, worker, executor. The opts maybe null |
| case "$1" in |
| 'org.apache.spark.deploy.master.Master') |
| OUR_JAVA_OPTS="$OUR_JAVA_OPTS $SPARK_MASTER_OPTS" |
| ;; |
| 'org.apache.spark.deploy.worker.Worker') |
| OUR_JAVA_OPTS="$OUR_JAVA_OPTS $SPARK_WORKER_OPTS" |
| ;; |
| 'org.apache.spark.executor.StandaloneExecutorBackend') |
| OUR_JAVA_OPTS="$OUR_JAVA_OPTS $SPARK_EXECUTOR_OPTS" |
| ;; |
| 'org.apache.spark.executor.MesosExecutorBackend') |
| OUR_JAVA_OPTS="$OUR_JAVA_OPTS $SPARK_EXECUTOR_OPTS" |
| ;; |
| 'org.apache.spark.repl.Main') |
| OUR_JAVA_OPTS="$OUR_JAVA_OPTS $SPARK_REPL_OPTS" |
| ;; |
| esac |
| |
| # Find the java binary |
| if [ -n "${JAVA_HOME}" ]; then |
| RUNNER="${JAVA_HOME}/bin/java" |
| else |
| if [ `command -v java` ]; then |
| RUNNER="java" |
| else |
| echo "JAVA_HOME is not set" >&2 |
| exit 1 |
| fi |
| fi |
| |
| # Set SPARK_MEM if it isn't already set since we also use it for this process |
| SPARK_MEM=${SPARK_MEM:-512m} |
| export SPARK_MEM |
| |
| # Set JAVA_OPTS to be able to load native libraries and to set heap size |
| JAVA_OPTS="$OUR_JAVA_OPTS" |
| JAVA_OPTS="$JAVA_OPTS -Djava.library.path=$SPARK_LIBRARY_PATH" |
| JAVA_OPTS="$JAVA_OPTS -Xms$SPARK_MEM -Xmx$SPARK_MEM" |
| # Load extra JAVA_OPTS from conf/java-opts, if it exists |
| if [ -e $FWDIR/conf/java-opts ] ; then |
| JAVA_OPTS="$JAVA_OPTS `cat $FWDIR/conf/java-opts`" |
| fi |
| export JAVA_OPTS |
| # Attention: when changing the way the JAVA_OPTS are assembled, the change must be reflected in ExecutorRunner.scala! |
| |
| if [ ! -f "$FWDIR/RELEASE" ]; then |
| # Exit if the user hasn't compiled Spark |
| num_jars=$(ls "$FWDIR"/assembly/target/scala-$SCALA_VERSION/ | grep "spark-assembly.*hadoop.*.jar" | wc -l) |
| jars_list=$(ls "$FWDIR"/assembly/target/scala-$SCALA_VERSION/ | grep "spark-assembly.*hadoop.*.jar") |
| if [ "$num_jars" -eq "0" ]; then |
| echo "Failed to find Spark assembly in $FWDIR/assembly/target/scala-$SCALA_VERSION/" >&2 |
| echo "You need to build Spark with 'sbt/sbt assembly' before running this program." >&2 |
| exit 1 |
| fi |
| if [ "$num_jars" -gt "1" ]; then |
| echo "Found multiple Spark assembly jars in $FWDIR/assembly/target/scala-$SCALA_VERSION:" >&2 |
| echo "$jars_list" |
| echo "Please remove all but one jar." |
| exit 1 |
| fi |
| fi |
| |
| TOOLS_DIR="$FWDIR"/tools |
| SPARK_TOOLS_JAR="" |
| if [ -e "$TOOLS_DIR"/target/scala-$SCALA_VERSION/*assembly*[0-9Tg].jar ]; then |
| # Use the JAR from the SBT build |
| export SPARK_TOOLS_JAR=`ls "$TOOLS_DIR"/target/scala-$SCALA_VERSION/*assembly*[0-9Tg].jar` |
| fi |
| if [ -e "$TOOLS_DIR"/target/spark-tools*[0-9Tg].jar ]; then |
| # Use the JAR from the Maven build |
| # TODO: this also needs to become an assembly! |
| export SPARK_TOOLS_JAR=`ls "$TOOLS_DIR"/target/spark-tools*[0-9Tg].jar` |
| fi |
| |
| # Compute classpath using external script |
| CLASSPATH=`$FWDIR/bin/compute-classpath.sh` |
| CLASSPATH="$SPARK_TOOLS_JAR:$CLASSPATH" |
| export CLASSPATH |
| |
| if [ "$SPARK_PRINT_LAUNCH_COMMAND" == "1" ]; then |
| echo -n "Spark Command: " |
| echo "$RUNNER" -cp "$CLASSPATH" $JAVA_OPTS "$@" |
| echo "========================================" |
| echo |
| fi |
| |
| exec "$RUNNER" -cp "$CLASSPATH" $JAVA_OPTS "$@" |