Dockerfile.javapython

FROM centos:7

ENV JAVA_MAJOR_VERSION=8 \
    PYTHON_VERSION=36

RUN echo -e "LC_ALL=en_CA.utf8\nLANG=en_CA.utf8" > /etc/locale.conf

# /dev/urandom is used as random source, which is prefectly safe
# according to http://www.2uo.de/myths-about-urandom/
RUN rpm --import https://www.centos.org/keys/RPM-GPG-KEY-CentOS-7
RUN set -ex && \
    yum install -y --setopt=tsflags=nodocs \
        java-1.${JAVA_MAJOR_VERSION}.0-openjdk  \
        java-1.${JAVA_MAJOR_VERSION}.0-openjdk-devel \
        curl && \
    yum clean all && rm -rf /var/cache/yum \
    echo "securerandom.source=file:/dev/urandom" >> /usr/lib/jvm/java/jre/lib/security/java.security

ENV JAVA_HOME /etc/alternatives/java_sdk_openjdk/

# For some reasons, some scripts don't get env. var. heritage...
# TODO Review this line in the futur.
RUN echo -e "\nJAVA_HOME=$(echo $JAVA_HOME)" >> /etc/environment

# https://github.com/docker-library/official-images#init
ADD https://github.com/krallin/tini/releases/download/v0.17.0/tini-amd64 /usr/bin/tini
RUN chmod +x /usr/bin/tini

# Configure epel to get pip2 and python3.6 + pip3
RUN yum -y install epel-release && \
    yum -y install python-pip && \
    yum install -y centos-release-scl-rh && \
    yum-config-manager --enable centos-sclo-rh-testing && \
    INSTALL_PKGS="rh-python${PYTHON_VERSION} rh-python${PYTHON_VERSION}-python-pip" && \
    yum install -y --setopt=tsflags=nodocs --enablerepo=centosplus $INSTALL_PKGS && \
    rpm -V $INSTALL_PKGS && \
    yum clean all -y && rm -rf /var/cache/yum

# Permanently enable python Software Collection
# vars taken from : source scl_source enable rh-python36
ENV PATH=/opt/rh/rh-python${PYTHON_VERSION}/root/usr/bin${PATH:+:${PATH}}
ENV LD_LIBRARY_PATH=/opt/rh/rh-python${PYTHON_VERSION}/root/usr/lib64${LD_LIBRARY_PATH:+:${LD_LIBRARY_PATH}}
ENV MANPATH=/opt/rh/rh-python${PYTHON_VERSION}/root/usr/share/man:$MANPATH
ENV PKG_CONFIG_PATH=/opt/rh/rh-python${PYTHON_VERSION}/root/usr/lib64/pkgconfig${PKG_CONFIG_PATH:+:${PKG_CONFIG_PATH}}
ENV XDG_DATA_DIRS="/opt/rh/rh-python${PYTHON_VERSION}/root/usr/share:${XDG_DATA_DIRS:-/usr/local/share:/usr/share}"

# https://jupyter-notebook.readthedocs.io/en/latest/public_server.html#docker-cmd
ENTRYPOINT ["/usr/bin/tini", "--"]