зеркало из https://github.com/microsoft/spark.git
97 строки
3.0 KiB
Bash
Executable File
97 строки
3.0 KiB
Bash
Executable File
#!/bin/bash
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SCALA_VERSION=2.9.2
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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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. $FWDIR/conf/spark-env.sh
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fi
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# Check that SCALA_HOME has been specified
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if [ -z "$SCALA_HOME" ]; then
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echo "SCALA_HOME is not set" >&2
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exit 1
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fi
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# If the user specifies a Mesos JAR, put it before our included one on the classpath
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MESOS_CLASSPATH=""
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if [ -z "$MESOS_JAR" ] ; then
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MESOS_CLASSPATH="$MESOS_JAR"
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fi
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# Figure out how much memory to use per executor and set it as an environment
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# variable so that our process sees it and can report it to Mesos
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if [ -z "$SPARK_MEM" ] ; then
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SPARK_MEM="512m"
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fi
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export SPARK_MEM
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# Set JAVA_OPTS to be able to load native libraries and to set heap size
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JAVA_OPTS="$SPARK_JAVA_OPTS"
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JAVA_OPTS+=" -Djava.library.path=$SPARK_LIBRARY_PATH"
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JAVA_OPTS+=" -Xms$SPARK_MEM -Xmx$SPARK_MEM"
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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+=" `cat $FWDIR/conf/java-opts`"
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fi
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export JAVA_OPTS
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CORE_DIR="$FWDIR/core"
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REPL_DIR="$FWDIR/repl"
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EXAMPLES_DIR="$FWDIR/examples"
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BAGEL_DIR="$FWDIR/bagel"
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# Build up classpath
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CLASSPATH="$SPARK_CLASSPATH"
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CLASSPATH+=":$MESOS_CLASSPATH"
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CLASSPATH+=":$FWDIR/conf"
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CLASSPATH+=":$CORE_DIR/target/scala-$SCALA_VERSION/classes"
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CLASSPATH+=":$CORE_DIR/target/scala-$SCALA_VERSION/test-classes"
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CLASSPATH+=":$CORE_DIR/src/main/resources"
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CLASSPATH+=":$REPL_DIR/target/scala-$SCALA_VERSION/classes"
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CLASSPATH+=":$EXAMPLES_DIR/target/scala-$SCALA_VERSION/classes"
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for jar in `find $CORE_DIR/lib -name '*jar'`; do
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CLASSPATH+=":$jar"
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done
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for jar in `find $FWDIR/lib_managed/jars -name '*jar'`; do
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CLASSPATH+=":$jar"
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done
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for jar in `find $FWDIR/lib_managed/bundles -name '*jar'`; do
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CLASSPATH+=":$jar"
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done
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for jar in `find $REPL_DIR/lib -name '*jar'`; do
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CLASSPATH+=":$jar"
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done
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CLASSPATH+=":$BAGEL_DIR/target/scala-$SCALA_VERSION/classes"
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export CLASSPATH # Needed for spark-shell
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# Figure out whether to run our class with java or with the scala launcher.
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# In most cases, we'd prefer to execute our process with java because scala
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# creates a shell script as the parent of its Java process, which makes it
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# hard to kill the child with stuff like Process.destroy(). However, for
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# the Spark shell, the wrapper is necessary to properly reset the terminal
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# when we exit, so we allow it to set a variable to launch with scala.
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if [ "$SPARK_LAUNCH_WITH_SCALA" == "1" ]; then
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RUNNER="${SCALA_HOME}/bin/scala"
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EXTRA_ARGS="" # Java options will be passed to scala as JAVA_OPTS
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else
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CLASSPATH+=":$SCALA_HOME/lib/scala-library.jar"
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CLASSPATH+=":$SCALA_HOME/lib/scala-compiler.jar"
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CLASSPATH+=":$SCALA_HOME/lib/jline.jar"
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if [ -n "$JAVA_HOME" ]; then
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RUNNER="${JAVA_HOME}/bin/java"
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else
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RUNNER=java
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fi
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# The JVM doesn't read JAVA_OPTS by default so we need to pass it in
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EXTRA_ARGS="$JAVA_OPTS"
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fi
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exec "$RUNNER" -cp "$CLASSPATH" $EXTRA_ARGS "$@"
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