# syntax=docker/dockerfile:1
ARG MAJOR_VERSION=5.0
ARG ZBX_VERSION=${MAJOR_VERSION}.17
ARG BUILD_BASE_IMAGE=zabbix-build-mysql:alpine-${ZBX_VERSION}
ARG ZBX_SOURCES=https://git.zabbix.com/scm/zbx/zabbix.git

FROM ${BUILD_BASE_IMAGE} as builder

FROM alpine:3.12

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 agent 2" \
      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 agent 2 is deployed on a monitoring target to actively monitor local resources and 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-${ZBX_VERSION}/src/go/bin/zabbix_agent2", "/usr/sbin/zabbix_agent2"]
COPY --from=builder ["/tmp/zabbix-${ZBX_VERSION}/src/zabbix_get/zabbix_get", "/usr/bin/zabbix_get"]
COPY --from=builder ["/tmp/zabbix-${ZBX_VERSION}/src/zabbix_sender/zabbix_sender", "/usr/bin/zabbix_sender"]
COPY --from=builder ["/tmp/zabbix-${ZBX_VERSION}/src/go/conf/zabbix_agent2.conf", "/etc/zabbix/zabbix_agent2.conf"]

RUN set -eux && \
    addgroup --system --gid 1995 zabbix && \
    adduser --system \
            --gecos "Zabbix monitoring system" \
            --disabled-password \
            --uid 1997 \
            --ingroup zabbix \
            --shell /sbin/nologin \
            --home /var/lib/zabbix/ \
        zabbix && \
    adduser zabbix root && \
    mkdir -p /etc/zabbix && \
    mkdir -p /etc/zabbix/zabbix_agentd.d && \
    mkdir -p /var/lib/zabbix && \
    mkdir -p /var/lib/zabbix/enc && \
    mkdir -p /var/lib/zabbix/modules && \
    mkdir -p /var/lib/zabbix/buffer && \
    apk add --no-cache --clean-protected \
            tini \
            tzdata \
            bash \
            pcre \
            coreutils \
            libcurl \
            iputils && \
    chown --quiet -R zabbix:root /etc/zabbix/ /var/lib/zabbix/ && \
    chgrp -R 0 /etc/zabbix/ /var/lib/zabbix/ && \
    chmod -R g=u /etc/zabbix/ /var/lib/zabbix/ && \
    rm -rf /var/cache/apk/*

EXPOSE 10050/TCP 31999/TCP

WORKDIR /var/lib/zabbix

VOLUME ["/var/lib/zabbix/enc"]

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

ENTRYPOINT ["/sbin/tini", "--", "/usr/bin/docker-entrypoint.sh"]

USER 1997

CMD ["/usr/sbin/zabbix_agent2", "--foreground", "-c", "/etc/zabbix/zabbix_agent2.conf"]