FROM kshitijka/hadoop-base:3.4.1

HEALTHCHECK CMD curl -f http://localhost:9864/ || exit 1

ENV HDFS_CONF_dfs_datanode_data_dir=file:///hadoop/dfs/data

RUN mkdir -p /hadoop/dfs/data
VOLUME /hadoop/dfs/data

COPY --chown=hdoop:hdoop run.sh /run.sh
RUN chmod a+x /run.sh

USER hdoop

EXPOSE 9864

CMD ["/run.sh"]