Dockerfile.mavenenv

# Configuration for deploy the greeting service in a maven based docker container setup
#   - using port 8080 as port and exposing that to docker host port 8080
# ------------------------------------------------------------------------------------------------
# build the image as:      docker image build . -t greeting-rest-service -f Dockerfile.mavenenv
# start the container as:  docker container run -p 8080:8080 -t -i greeting-rest-service
# ------------------------------------------------------------------------------------------------
# fetch basic image
FROM maven:3.5-jdk-8

# application placed into /opt/app
RUN mkdir -p /opt/app
WORKDIR /opt/app

# selectively add the POM file and
# install dependencies
COPY pom.xml /opt/app/
RUN mvn install

# rest of the project
COPY src /opt/app/src
RUN mvn package

# local application port
EXPOSE 8080

# execute it
CMD ["mvn", "exec:java@start-server"]