# syntax=docker/dockerfile:1.6
ARG OS_BASE_IMAGE=ubuntu:resolute
ARG MAJOR_VERSION=8.0
ARG ZBX_VERSION=${MAJOR_VERSION}
ARG BUILD_BASE_IMAGE=zabbix-build-mysql:ubuntu-${ZBX_VERSION}

FROM ${BUILD_BASE_IMAGE} AS builder

FROM ${OS_BASE_IMAGE}

ARG MAJOR_VERSION
ARG ZBX_VERSION
ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git

ENV TERM=xterm \
    ZBX_VERSION=${ZBX_VERSION} \
    ZBX_SOURCES=${ZBX_SOURCES} \
    ZABBIX_USER_HOME_DIR=/var/lib/zabbix \
    ZABBIX_CONF_DIR=/etc/zabbix

LABEL org.opencontainers.image.authors="Alexey Pustovalov <alexey.pustovalov@zabbix.com>" \
      org.opencontainers.image.description="Zabbix Java Gateway performs native support for monitoring JMX applications" \
      org.opencontainers.image.documentation="https://www.zabbix.com/documentation/${MAJOR_VERSION}/manual/installation/containers" \
      org.opencontainers.image.licenses="AGPL v3.0" \
      org.opencontainers.image.source="${ZBX_SOURCES}" \
      org.opencontainers.image.title="Zabbix Java Gateway" \
      org.opencontainers.image.url="https://zabbix.com/" \
      org.opencontainers.image.vendor="Zabbix SIA" \
      org.opencontainers.image.version="${ZBX_VERSION}"

STOPSIGNAL SIGTERM

COPY --from=builder /tmp/zabbix-${ZBX_VERSION}-output/java_gateway/sbin/ /usr/sbin/zabbix_java/

RUN --mount=type=cache,target=/var/cache/apt/,sharing=locked \
    --mount=type=cache,target=/var/lib/apt/,sharing=locked \
    set -eux && \
    printf '%s\n' '#!/bin/sh' 'exit 101' > /usr/sbin/policy-rc.d && \
    chmod +x /usr/sbin/policy-rc.d && \
    INSTALL_PKGS="bash \
            openjdk-17-jre-headless" && \
    apt-get -y update && \
    DEBIAN_FRONTEND=noninteractive apt-get -y \
            -o Dpkg::Options::="--force-confdef" \
            -o Dpkg::Options::="--force-confold" \
            --no-install-recommends install \
        ${INSTALL_PKGS} && \
    groupadd \
            --system \
            --gid 1995 \
        zabbix && \
    useradd \
            --system \
            --comment "Zabbix monitoring system" \
            -g zabbix \
            --uid 1997 \
            --shell /sbin/nologin \
            --home-dir ${ZABBIX_USER_HOME_DIR} \
        zabbix && \
    mkdir -p ${ZABBIX_CONF_DIR}/ \
        /usr/sbin/zabbix_java/ext_lib/ && \
    rm -rf /usr/sbin/zabbix_java/lib/logback.xml && \
    mv /usr/sbin/zabbix_java/lib/logback-console.xml ${ZABBIX_CONF_DIR}/zabbix_java_gateway_logback.xml && \
    FIX_PERM_LIST="\
        ${ZABBIX_CONF_DIR}/ \
        /usr/sbin/zabbix_java/ext_lib" && \
    chown --quiet -R zabbix:0 ${FIX_PERM_LIST} && \
    chmod -R g=u ${FIX_PERM_LIST}

RUN --mount=from=entrypoints,target=/tmp/entrypoints,ro \
    set -eux && \
    install -d /usr/lib/docker-entrypoint && \
    install -m 0755 /tmp/entrypoints/java-gateway.sh /usr/bin/docker-entrypoint.sh && \
    install -m 0644 /tmp/entrypoints/lib/*.sh /usr/lib/docker-entrypoint/

EXPOSE 10052/tcp

USER 1997

WORKDIR ${ZABBIX_USER_HOME_DIR}

ENTRYPOINT ["docker-entrypoint.sh"]
