druid/examples/rand/run_server.sh

#!/usr/bin/env bash
echo "   run RealtimeStandaloneMain service in background"
set +u
shopt -s xpg_echo
shopt -s expand_aliases
trap "exit 1" 1 2 3 15

# props are set in src/main/resources/runtime.properties

echo "cleaning up previous run, if any"
/bin/rm -fr /tmp/rand_realtime

# check rand_realtime.spec exists
[ ! -e rand_realtime.spec ]  &&  echo "expecting file rand_realtime.spec (as specified by property druid.realtime.specFile) to be in current directory"  &&  exit 3

#  start RealtimeNode process
#
java -Xmx400m -Duser.timezone=UTC -Dfile.encoding=UTF-8 -classpath target/druid-examples-rand-*-selfcontained.jar  druid.examples.RealtimeStandaloneMain  >RealtimeNode.out 2>&1  &
PID=$!

trap "kill $PID" 1 2 3 15
sleep 4
grep druid.examples.RandomFirehoseFactory RealtimeNode.out | awk '{ print $7,$8,$9,$10,$11,$12,$13,$14,$15 }'
wait $PID
echo "RealtimeStandaloneMain finished"