ARG BUILD_FROM
FROM ${BUILD_FROM}

# Build arguments
ARG BUILD_ARCH
ARG BUILD_DATE
ARG BUILD_DESCRIPTION
ARG BUILD_NAME
ARG BUILD_REF
ARG BUILD_REPOSITORY
ARG BUILD_VERSION
ARG TELEGRAF_VERSION

RUN DEBIAN_FRONTEND=noninteractive apt-get update && \
    DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends iputils-ping snmp procps lm-sensors libcap2-bin && \
    rm -rf /var/lib/apt/lists/*

RUN set -ex && \
    mkdir ~/.gnupg; \
    echo "disable-ipv6" >> ~/.gnupg/dirmngr.conf; \
    for key in \
        05CE15085FC09D18E99EFB22684A14CF2582E0C5 ; \
    do \
        gpg --keyserver hkp://keyserver.ubuntu.com --recv-keys "$key" ; \
    done

ENV TELEGRAF_VERSION ${TELEGRAF_VERSION}
RUN ARCH= && dpkgArch="$(dpkg --print-architecture)" && \
    case "${dpkgArch##*-}" in \
      amd64) ARCH='amd64';; \
      arm64) ARCH='arm64';; \
      armhf) ARCH='armhf';; \
      armel) ARCH='armel';; \
      *)     echo "Unsupported architecture: ${dpkgArch}"; exit 1;; \
    esac && \
    wget --no-verbose https://dl.influxdata.com/telegraf/releases/telegraf_${TELEGRAF_VERSION}-1_${ARCH}.deb.asc && \
    wget --no-verbose https://dl.influxdata.com/telegraf/releases/telegraf_${TELEGRAF_VERSION}-1_${ARCH}.deb && \
    gpg --batch --verify telegraf_${TELEGRAF_VERSION}-1_${ARCH}.deb.asc telegraf_${TELEGRAF_VERSION}-1_${ARCH}.deb && \
    dpkg -i telegraf_${TELEGRAF_VERSION}-1_${ARCH}.deb && \
    rm -f telegraf_${TELEGRAF_VERSION}-1_${ARCH}.deb*

EXPOSE 8125/udp 8092/udp 8094

COPY entrypoint.sh /entrypoint.sh
ENTRYPOINT ["/entrypoint.sh"]
CMD ["telegraf"]

# Labels
LABEL \
    io.hass.name="${BUILD_NAME}" \
    io.hass.description="${BUILD_DESCRIPTION}" \
    io.hass.arch="${BUILD_ARCH}" \
    io.hass.type="addon" \
    io.hass.version=${BUILD_VERSION} \
    maintainer="fbonelle" \
    org.opencontainers.image.title="${BUILD_NAME}" \
    org.opencontainers.image.description="${BUILD_DESCRIPTION}" \
    org.opencontainers.image.vendor="fbonelle's addons" \
    org.opencontainers.image.authors="fbonelle" \
    org.opencontainers.image.licenses="MIT" \
    org.opencontainers.image.created=${BUILD_DATE} \
    org.opencontainers.image.revision=${BUILD_REF} \
    org.opencontainers.image.version=${BUILD_VERSION}