66 lines
1.6 KiB
Bash
Executable file
66 lines
1.6 KiB
Bash
Executable file
#!/bin/bash --posix
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#
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# Shell script for starting the Spark Shell REPL
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# Note that it will set MASTER to spark://${SPARK_MASTER_IP}:${SPARK_MASTER_PORT}
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# if those two env vars are set in spark-env.sh but MASTER is not.
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# Options:
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# -c <cores> Set the number of cores for REPL to use
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#
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FWDIR="`dirname $0`"
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for o in "$@"; do
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if [ "$1" = "-c" -o "$1" = "--cores" ]; then
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shift
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if [ -n "$1" ]; then
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OPTIONS="-Dspark.cores.max=$1"
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shift
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fi
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fi
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done
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# Set MASTER from spark-env if possible
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if [ -z "$MASTER" ]; then
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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 [[ "x" != "x$SPARK_MASTER_IP" && "y" != "y$SPARK_MASTER_PORT" ]]; then
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MASTER="spark://${SPARK_MASTER_IP}:${SPARK_MASTER_PORT}"
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export MASTER
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fi
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fi
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# Copy restore-TTY-on-exit functions from Scala script so spark-shell exits properly even in
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# binary distribution of Spark where Scala is not installed
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exit_status=127
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saved_stty=""
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# restore stty settings (echo in particular)
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function restoreSttySettings() {
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stty $saved_stty
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saved_stty=""
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}
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function onExit() {
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if [[ "$saved_stty" != "" ]]; then
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restoreSttySettings
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fi
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exit $exit_status
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}
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# to reenable echo if we are interrupted before completing.
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trap onExit INT
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# save terminal settings
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saved_stty=$(stty -g 2>/dev/null)
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# clear on error so we don't later try to restore them
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if [[ ! $? ]]; then
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saved_stty=""
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fi
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$FWDIR/run $OPTIONS spark.repl.Main "$@"
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# record the exit status lest it be overwritten:
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# then reenable echo and propagate the code.
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exit_status=$?
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onExit
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