# EventHub production image (multi-stage).
# Требует erlang-builder / erlang-runtime — см. scripts/build-erlang-base-images.sh
ARG ERLANG_BUILDER_IMAGE=git.sabilin.com/eventhub/erlang-builder:latest
ARG ERLANG_RUNTIME_IMAGE=git.sabilin.com/eventhub/erlang-runtime:latest

# ============================================================
# Этап 1: Сборка
# ============================================================
FROM ${ERLANG_BUILDER_IMAGE} AS builder

WORKDIR /app
COPY rebar.config ./
RUN rebar3 lock || true
RUN rebar3 get-deps

COPY include/ include/
COPY src/ src/

COPY src/config/sys.config ./config/sys.config
COPY src/config/vm.args ./config/vm.args

COPY docker/scripts/collect-runtime-libs.sh /usr/local/bin/collect-runtime-libs.sh
RUN chmod +x /usr/local/bin/collect-runtime-libs.sh

RUN rebar3 as prod release
RUN rebar3 as prod tar
RUN mkdir -p /app/release && \
    tar -xzf _build/prod/rel/eventhub/eventhub-*.tar.gz -C /app/release

# NIF (argon2 → libsodium/openssl): ldd + копия .so с builder (ABI = Alpine builder)
RUN collect-runtime-libs.sh /app/release /opt/runtime-libs

# ============================================================
# Этап 2: Финальный образ
# ============================================================
FROM ${ERLANG_RUNTIME_IMAGE}

ARG EVENTHUB_VERSION=0.0
ARG EVENTHUB_BUILD=0
ARG EVENTHUB_GIT_SHA=unknown
ARG EVENTHUB_BUILT_AT=

ENV EVENTHUB_VERSION=${EVENTHUB_VERSION} \
    EVENTHUB_BUILD=${EVENTHUB_BUILD} \
    EVENTHUB_GIT_SHA=${EVENTHUB_GIT_SHA} \
    EVENTHUB_BUILT_AT=${EVENTHUB_BUILT_AT}

COPY --from=builder /app/release /app
# Доп. .so, если версия apk-openssl на runtime не совпала с builder (страховка)
COPY --from=builder /opt/runtime-libs/ /

COPY docker/scripts/verify-native-libs.sh /usr/local/bin/verify-native-libs.sh
RUN chmod +x /usr/local/bin/verify-native-libs.sh \
    && verify-native-libs.sh /app

EXPOSE 8080 8081 8445 8446

ENV RELX_REPLACE_OS_VARS=true

CMD ["/app/bin/eventhub", "foreground"]