integrationtest/docker/gearpump/start.sh

#!/bin/sh
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if [ ! -d "$SUT_HOME/bin" ]; then
  echo "FATAL: The Gearpump distribution seems to be incomplete. Please build gearpump with 'sbt clean assembly' first, so that the test driver is able to mount the distribution directory to '/opt/gearpump'."
  exit 1
fi

if [ -z "$JAVA_OPTS" ]; then
  echo "FATAL: Environment variable 'JAVA_OPTS' is NOT set."
  exit 1
fi

set_and_export_java_opts() {
  JAVA_OPTS="$JAVA_OPTS $*"
  export JAVA_OPTS
}

COMMAND=$1
shift

case "$COMMAND" in
  master|local)
    # Launch a container with Gearpump cluster and REST interface (in foreground)
    HOSTNAME=$(hostname)
    set_and_export_java_opts \
      "-Dgearpump.hostname=$HOSTNAME" \
      "-Dgearpump.services.host=$HOSTNAME"
    nohup sh "$SUT_HOME"/bin/services &
    nohup sh "$SUT_HOME"/bin/"$COMMAND" "$@"
    ;;
  worker)
    # Launch a container with a Gearpump worker (in foreground)
    set_and_export_java_opts \
      "-Dgearpump.hostname=$(hostname -i)"
    nohup sh "$SUT_HOME"/bin/worker
    ;;
  gear|storm)
    # Launch a container and execute command `gear` or `storm`
    # Container will be killed, when command is executed. 
    set_and_export_java_opts \
      "-Dgearpump.hostname=$(hostname -i)"
    sh "$SUT_HOME"/bin/"$COMMAND" "$@"
    ;;
  storm-drpc)
    # Launch a container with a Storm DRPC daemon
    # Note that this command has nothing to do with Gearpump, it only uses storm related jar libs.
    LIB_HOME="$SUT_HOME"/lib
    cat > "$SUT_HOME"/storm.yaml <<- EOF
drpc.servers:
  - $(ip route|awk '/default/ {print $3}')
EOF
    java -server -Xmx768m -cp "$LIB_HOME"/*:"$LIB_HOME"/storm/* backtype.storm.daemon.drpc
    ;;
  *)
    cat <<- USAGE
Gearpump Commands:
  master -ip [HOST] -port [PORT]
  worker
  gear (app|info|kill) [ARGS]
  storm [ARGS]

Storm Commands:
  storm-drpc
USAGE
    exit 1
    ;;
esac