FROM centos:8.3.2011

RUN true \
    && yum install -y \
        gcc-c++ cmake openssl-devel curl-devel openssh-server \
        rpm-build java-1.8.0-openjdk \
         curl git zlib-devel pulseaudio-libs-devel \
        make libuuid-devel podman podman-docker

RUN true \
    && /usr/libexec/openssh/sshd-keygen rsa \
    && /usr/libexec/openssh/sshd-keygen ecdsa \
    && /usr/libexec/openssh/sshd-keygen ed25519 \
    && touch /etc/containers/nodocker \
    && sed -i 's/.*driver = ".*"/driver = "vfs"/g' /etc/containers/storage.conf \
    && chmod 4755 /usr/bin/podman \
    && ln -f /usr/bin/podman /usr/bin/docker \
    && echo -e "[engine]\ncgroup_manager=\"cgroupfs\"\n" > /etc/containers/containers.conf


ENV JENKINS_SWARM_CLIENT_VERSION 3.24
RUN curl --create-dirs -sSLo "/usr/share/jenkins/swarm-client-jar-with-dependencies.jar" \
    https://repo.jenkins-ci.org/releases/org/jenkins-ci/plugins/swarm-client/$JENKINS_SWARM_CLIENT_VERSION/swarm-client-${JENKINS_SWARM_CLIENT_VERSION}.jar
RUN chmod -R a+rX /usr/share/jenkins

RUN useradd jenkins
USER jenkins
WORKDIR /home/jenkins

ENTRYPOINT ["/usr/bin/java", "-Dfile.encoding=UTF8", "-jar", "/usr/share/jenkins/swarm-client-jar-with-dependencies.jar"]