| # Find eligible builder and runner images on Docker Hub. We use Ubuntu/Debian | |
| # instead of Alpine to avoid DNS resolution issues in production. | |
| # | |
| # https://hub.docker.com/r/hexpm/elixir/tags?page=1&name=ubuntu | |
| # https://hub.docker.com/_/ubuntu?tab=tags | |
| # | |
| # This file is based on these images: | |
| # | |
| # - https://hub.docker.com/r/hexpm/elixir/tags - for the build image | |
| # - https://hub.docker.com/_/debian?tab=tags&page=1&name=bullseye-20231009-slim - for the release image | |
| # - https://pkgs.org/ - resource for finding needed packages | |
| # - Ex: hexpm/elixir:1.16.0-erlang-26.2.1-debian-bullseye-20231009-slim | |
| # | |
| ARG ELIXIR_VERSION=1.16.0 | |
| ARG OTP_VERSION=26.2.1 | |
| ARG DEBIAN_VERSION=bullseye-20231009-slim | |
| ARG BUILDER_IMAGE="hexpm/elixir:${ELIXIR_VERSION}-erlang-${OTP_VERSION}-debian-${DEBIAN_VERSION}" | |
| ARG RUNNER_IMAGE="debian:${DEBIAN_VERSION}" | |
| FROM ${BUILDER_IMAGE} as builder | |
| # install build dependencies | |
| RUN apt-get update -y && apt-get install -y build-essential git curl \ | |
| libasound2-dev portaudio19-dev \ | |
| libportaudio2 libportaudiocpp0 \ | |
| && apt-get clean && rm -f /var/lib/apt/lists/*_* | |
| # prepare build dir | |
| WORKDIR /app | |
| # install hex + rebar | |
| RUN mix local.hex --force && \ | |
| mix local.rebar --force | |
| # set build ENV | |
| ENV MIX_ENV="prod" | |
| # install mix dependencies | |
| COPY mix.exs mix.lock ./ | |
| RUN mix deps.get --only $MIX_ENV | |
| RUN mkdir config | |
| # copy compile-time config files before we compile dependencies | |
| # to ensure any relevant config change will trigger the dependencies | |
| # to be re-compiled. | |
| COPY config/config.exs config/${MIX_ENV}.exs config/ | |
| RUN mix deps.compile | |
| COPY priv priv | |
| COPY lib lib | |
| COPY assets assets | |
| # COPY storybook storybook | |
| # compile assets | |
| RUN mix assets.deploy | |
| # Compile the release | |
| RUN mix compile | |
| # Changes to config/runtime.exs don't require recompiling the code | |
| COPY config/runtime.exs config/ | |
| COPY rel rel | |
| RUN mix release | |
| # start a new build stage so that the final image will only contain | |
| # the compiled release and other runtime necessities | |
| FROM ${RUNNER_IMAGE} | |
| RUN apt-get update -y && \ | |
| apt-get install -y libstdc++6 openssl libncurses5 locales ca-certificates \ | |
| curl unzip ffmpeg libasound2-dev portaudio19-dev \ | |
| && apt-get clean && rm -f /var/lib/apt/lists/*_* | |
| # Set the locale | |
| RUN sed -i '/en_US.UTF-8/s/^# //g' /etc/locale.gen && locale-gen | |
| ENV LANG en_US.UTF-8 | |
| ENV LANGUAGE en_US:en | |
| ENV LC_ALL en_US.UTF-8 | |
| WORKDIR "/app" | |
| RUN chown nobody /app | |
| # set runner ENV | |
| ENV MIX_ENV="prod" | |
| # Only copy the final release from the build stage | |
| COPY --from=builder --chown=nobody:root /app/_build/${MIX_ENV}/rel/medicode ./ | |
| USER nobody | |
| # If using an environment that doesn't automatically reap zombie processes, it is | |
| # advised to add an init process such as tini via `apt-get install` | |
| # above and adding an entrypoint. See https://github.com/krallin/tini for details | |
| # ENTRYPOINT ["/tini", "--"] | |
| CMD ["/app/bin/server"] | |