entry_point.sh

#!/bin/bash

# source: https://github.com/SeleniumHQ/docker-selenium/blob/3.0.1-erbium/Standalone/entry_point.sh

source /opt/bin/functions.sh

export GEOMETRY="$SCREEN_WIDTH""x""$SCREEN_HEIGHT""x""$SCREEN_DEPTH"

function shutdown {
  kill -s SIGTERM $NODE_PID
  wait $NODE_PID
}

if [ ! -z "$SE_OPTS" ]; then
  echo "appending selenium options: ${SE_OPTS}"
fi

SERVERNUM=$(get_server_num)

rm -f /tmp/.X*lock

xvfb-run -n $SERVERNUM --server-args="-screen 0 $GEOMETRY -ac +extension RANDR" \
  java ${JAVA_OPTS} -jar /opt/selenium/selenium-server-standalone.jar \
  ${SE_OPTS} &
NODE_PID=$!

trap shutdown SIGTERM SIGINT

# cloudbees specific: use 'exec "$@"' and not 'wait $NODE_PID'
exec "$@"