Dockerfile.cabotage

# Adapted from https://github.com/buildbot/buildbot/raw/refs/heads/master/Dockerfile.master

# Build the environment in an intermediate image, then copy it over to final.

ARG DEBIAN_VERSION="trixie"

FROM --platform=${BUILDPLATFORM} docker.io/library/debian:${DEBIAN_VERSION} AS buildbot-build

RUN \
    apt-get update && \
    apt-get -y upgrade && \
    apt-get -y install --no-install-recommends --no-install-suggests -q \
        ca-certificates \
        curl \
        make \
        git \
        build-essential \
        python3-dev \
        virtualenv \
        libpq-dev \
        && \
    rm -rf /var/lib/apt/lists/*

# Copy requirements separately to avoid unnecessary rebuilds.
COPY requirements*.txt /srv/buildbot/

RUN virtualenv --python=python3 /srv/buildbot/venv && \
    /srv/buildbot/venv/bin/pip3 install -r /srv/buildbot/requirements-*.txt

COPY . /srv/buildbot

# Copy docker-specific config into place
COPY docker/buildbot.tac /srv/buildbot/master/buildbot.tac
COPY docker/start_buildbot.sh /srv/buildbot/start_buildbot.sh


#==============================================================================
# Build the final image here.  Use build artifacts from the buildbot-build
# container.

FROM docker.io/library/debian:${DEBIAN_VERSION}-slim AS buildbot-master

RUN \
    apt-get update && \
    apt-get -y upgrade && \
    apt-get -y install -q \
        curl \
        dumb-init \
        git \
        libpq5 \
        libcairo2 \
        openssh-client \
        python3 \
        tar \
        tzdata \
        && \
    rm -rf /var/lib/apt/lists

COPY --from=buildbot-build /srv/buildbot /srv/buildbot

WORKDIR /srv/buildbot
CMD ["dumb-init", "/srv/buildbot/start_buildbot.sh"]