# syntax=docker/dockerfile:1
ARG MAJOR_VERSION=6.0
ARG ZBX_VERSION=${MAJOR_VERSION}
ARG BUILD_BASE_IMAGE=zabbix-build-mysql:ubuntu-${ZBX_VERSION}
ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git

FROM ${BUILD_BASE_IMAGE} as builder

FROM ubuntu:focal

ARG MAJOR_VERSION
ARG ZBX_VERSION
ARG ZBX_SOURCES

ENV TERM=xterm ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES}

LABEL org.opencontainers.image.title="Zabbix Java Gateway" \
      org.opencontainers.image.authors="Alexey Pustovalov <alexey.pustovalov@zabbix.com>" \
      org.opencontainers.image.vendor="Zabbix LLC" \
      org.opencontainers.image.url="https://zabbix.com/" \
      org.opencontainers.image.description="Zabbix Java Gateway performs native support for monitoring JMX applications" \
      org.opencontainers.image.licenses="GPL v2.0" \
      org.opencontainers.image.documentation="https://www.zabbix.com/documentation/${MAJOR_VERSION}/manual/installation/containers" \
      org.opencontainers.image.version="${ZBX_VERSION}" \
      org.opencontainers.image.source="${ZBX_SOURCES}"

STOPSIGNAL SIGTERM

COPY --from=builder ["/tmp/zabbix-${ZBX_VERSION}/src/zabbix_java/bin", "/usr/sbin/zabbix_java/bin"]
COPY --from=builder ["/tmp/zabbix-${ZBX_VERSION}/src/zabbix_java/lib", "/usr/sbin/zabbix_java/lib"]

RUN set -eux && \
    echo "#!/bin/sh\nexit 101" > /usr/sbin/policy-rc.d && \
    groupadd --system --gid 1995 zabbix && \
    useradd \
            --system --comment "Zabbix monitoring system" \
            -g zabbix -G root \
            --uid 1997 \
            --shell /sbin/nologin \
            --home-dir /var/lib/zabbix/ \
        zabbix && \
    mkdir -p /etc/zabbix/ && \
    mkdir -p /usr/sbin/zabbix_java/ && \
    mkdir -p /usr/sbin/zabbix_java/ext_lib/ && \
    apt-get -y update && \
    DEBIAN_FRONTEND=noninteractive apt-get -y --no-install-recommends install \
            openjdk-8-jre-headless && \
    rm -rf /usr/sbin/zabbix_java/lib/logback.xml && \
    mv /usr/sbin/zabbix_java/lib/logback-console.xml /etc/zabbix/zabbix_java_gateway_logback.xml && \
    apt-get -y autoremove && \
    apt-get -y clean && \
    chown --quiet -R zabbix:root /etc/zabbix/ /usr/sbin/zabbix_java/ && \
    chgrp -R 0 /etc/zabbix/ /usr/sbin/zabbix_java/ && \
    chmod -R g=u /etc/zabbix/ /usr/sbin/zabbix_java/ && \
    rm -rf /var/lib/apt/lists/*

EXPOSE 10052/TCP

WORKDIR /var/lib/zabbix

VOLUME ["/usr/sbin/zabbix_java/ext_lib"]

COPY ["conf/usr/sbin/zabbix_java_gateway", "/usr/sbin/"]
COPY ["docker-entrypoint.sh", "/usr/bin/"]

ENTRYPOINT ["docker-entrypoint.sh"]

USER 1997

CMD ["/usr/sbin/zabbix_java_gateway"]