Dockerfile

FROM ocaml/opam:debian-12-ocaml-4.14@sha256:45b04e2a4c933c57549382045dfac12cb7e872cace0456f92f4b022066e48111 AS build
RUN sudo ln -f /usr/bin/opam-2.1 /usr/bin/opam && opam init --reinit -ni
RUN sudo apt-get update && sudo apt-get install libev-dev capnproto graphviz m4 pkg-config libsqlite3-dev libgmp-dev -y --no-install-recommends
RUN cd ~/opam-repository && git pull origin master && git reset --hard 030450cdf268a0cf6cbe6f3d309dd320345b40c0 && opam update
WORKDIR /src
COPY --chown=opam mirage-ci.opam /src/
RUN opam install -y --deps-only .
ADD --chown=opam . .
RUN --mount=type=cache,target=./_build/,uid=1000,gid=1000 opam config exec -- dune build ./_build/install/default/bin/mirage-ci ./_build/install/default/bin/mirage-ci-solver && cp ./_build/install/default/bin/mirage-ci ./_build/install/default/bin/mirage-ci-solver .

FROM debian:12
RUN apt-get update && apt-get install libev4 openssh-client curl gnupg2 dumb-init git graphviz libsqlite3-dev ca-certificates netbase gzip bzip2 xz-utils unzip tar -y --no-install-recommends
RUN curl -fsSL https://download.docker.com/linux/debian/gpg | apt-key add -
RUN echo 'deb [arch=amd64] https://download.docker.com/linux/debian bookworm stable' >> /etc/apt/sources.list
RUN apt-get update && apt-get install docker-ce docker-buildx-plugin -y --no-install-recommends
RUN git config --global user.name "mirage" && git config --global user.email "ci"
WORKDIR /var/lib/ocurrent
ENTRYPOINT ["dumb-init", "/usr/local/bin/mirage-ci"]
ENV OCAMLRUNPARAM=a=2
ENV DOCKER_BUILDKIT=1
COPY --from=build /src/mirage-ci /src/mirage-ci-solver /usr/local/bin/