hello-world-service/buildImageAndStart.sh

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#!/bin/bash
accepted_java_versions=(11 17)
NAME=smartgears-helloworld
PORT=8081
DEBUG_PORT=5005
DEBUG=false
COMPILE=true
java_version=11
################################################################################
# Help #
################################################################################
Help() {
# Display Help
echo "build, create and run in docker the helloworld service"
echo
echo "Syntax: buildDistribution [-n arg] [-p arg] [-j arg] [-d arg?] [-h]"
echo "options:"
echo "-s skip maven package"
echo "-n arg specifies the docker image name (default is smartgears-helloworld)."
echo "-p arg specifies the port to be exposed for the docker container to access the service (default $PORT)"
echo "-j arg specify java version (default is $java_version)"
echo " accepted version are: ${accepted_java_versions[@]}"
echo "-d arg? enable java debug mode"
echo " arg is the debug port (default is $DEBUG_PORT)"
echo "-h Print this Help."
echo
}
################################################################################
################################################################################
# Main program #
################################################################################
################################################################################
set -e
OPTSTRING=":sn:p:d:j:?h"
while getopts $OPTSTRING opt; do
# echo "Option -${opt} was triggered, Argument: ${OPTARG}"
case "${opt}" in
s) COMPILE=false && echo "compile $COMPILE" ;;
n) NAME=${OPTARG} ;;
p) PORT=${OPTARG} ;;
d) DEBUG=true
DEBUG_PORT=${OPTARG}
echo "debug enabled, port $DEBUG_PORT"
;;
j) if [[ ${accepted_java_versions[@]} =~ ${OPTARG} ]]; then
java_version=${OPTARG}
else
echo "Invalid java version" && echo "accepted version are: ${accepted_java_versions[@]}" && exit 1
fi
;;
h) Help && exit 0 ;;
:) # matched when an option that is expected to have an argument is passed without one
if [ ${OPTARG} = "d" ]; then
DEBUG=true
echo "debug enabled, port $DEBUG_PORT"
else
# matched when an option that is expected to have an argument is passed without one
echo "Option -${OPTARG} requires an argument."
exit 1
fi
;;
?) # match any invalid option that is passed
echo "Invalid option: -${OPTARG}."
exit 1
;;
esac
done
if [ $COMPILE = true ]; then
mvn clean package
else
echo "skipping mvn package"
fi
docker build -t $NAME --build-arg JAVA_VERSION=${java_version} .
if [ $DEBUG = false ]; then
docker run -p $PORT:8080 $NAME
else
docker run -p $PORT:8080 -p $DEBUG_PORT:5005 -e JAVA_TOOL_OPTIONS="-agentlib:jdwp=transport=dt_socket,address=*:5005,server=y,suspend=y" $NAME
fi