########
FROM golang:1.17.10-buster as backendbuild

WORKDIR /go/src/github.com/analogj/scrutiny

COPY . /go/src/github.com/analogj/scrutiny

RUN go mod vendor && \
    go build -ldflags '-w -extldflags "-static"' -o scrutiny-collector-selftest collector/cmd/collector-selftest/collector-selftest.go && \
    go build -ldflags '-w -extldflags "-static"' -o scrutiny-collector-metrics collector/cmd/collector-metrics/collector-metrics.go

########
FROM ubuntu:latest as runtime
WORKDIR /scrutiny
ENV PATH="/opt/scrutiny/bin:${PATH}"
ARG DEBIAN_FRONTEND=noninteractive
RUN apt-get update && apt-get install -y cron smartmontools ca-certificates tzdata && update-ca-certificates

COPY /docker/entrypoint-collector.sh /entrypoint-collector.sh
COPY /rootfs/etc/cron.d/scrutiny /etc/cron.d/scrutiny
COPY --from=backendbuild /go/src/github.com/analogj/scrutiny/scrutiny-collector-selftest /opt/scrutiny/bin/
COPY --from=backendbuild /go/src/github.com/analogj/scrutiny/scrutiny-collector-metrics /opt/scrutiny/bin/
RUN chmod +x /opt/scrutiny/bin/scrutiny-collector-selftest && \
    chmod +x /opt/scrutiny/bin/scrutiny-collector-metrics && \
    chmod +x /entrypoint-collector.sh && \
    chmod 0644 /etc/cron.d/scrutiny && \
    rm -f /etc/cron.daily/apt /etc/cron.daily/dpkg /etc/cron.daily/passwd

CMD ["/entrypoint-collector.sh"]