FROM ubuntu:focal

ARG DOZMOD_SERVER_FILE
ARG DOZMOD_CONFIG_FILE

ARG DOZMOD_SERVER_PATH=/opt/bwLehrpool
ARG DOZMOD_VSTORE_PATH=/mnt/bwLehrpool
ENV DOZMOD_DATABASE_HOST=localhost
ENV DOZMOD_DATABASE_PORT=3306
ENV DOZMOD_DATABASE_CONNECTION_WAIT_TIMEOUT=1m

# install required packages
RUN apt-get update  -y && \
    apt-get install -y openjdk-8-jre-headless wget

# make folder for dozmod Java server application and VMs
RUN mkdir -p ${DOZMOD_SERVER_PATH}
RUN mkdir -p ${DOZMOD_VSTORE_PATH}

# change working directory
WORKDIR ${DOZMOD_SERVER_PATH}

# install dockerize
ENV DOCKERIZE_VERSION=v0.6.1
RUN wget -q https://github.com/jwilder/dockerize/releases/download/${DOCKERIZE_VERSION}/dockerize-linux-amd64-${DOCKERIZE_VERSION}.tar.gz && \
    tar -C /usr/local/bin -xzvf dockerize-linux-amd64-${DOCKERIZE_VERSION}.tar.gz && \
    rm dockerize-linux-amd64-${DOCKERIZE_VERSION}.tar.gz

# copy application into the image
COPY ${DOZMOD_SERVER_FILE} dozmod-server.jar

# copy configuration template into the image
COPY ${DOZMOD_CONFIG_FILE} config.properties.tmpl

# expose network ports
EXPOSE 9080 9090 9091

# finalize configuration from environment variables and run the dozmod-server
CMD dockerize -template config.properties.tmpl:config.properties -wait tcp://${DOZMOD_DATABASE_HOST}:${DOZMOD_DATABASE_PORT} -timeout ${DOZMOD_DATABASE_CONNECTION_WAIT_TIMEOUT} java -jar dozmod-server.jar