live_beats/Dockerfile

93 lines
2.6 KiB
Docker
Raw Normal View History

2021-11-16 16:58:22 +00:00
# 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-20210902-slim - for the release image
# - https://pkgs.org/ - resource for finding needed packages
2021-12-08 18:07:39 +00:00
# - Ex: hexpm/elixir:1.12.0-erlang-24.0.1-debian-bullseye-20210902-slim
2021-11-16 16:58:22 +00:00
#
2021-12-08 18:07:39 +00:00
ARG BUILDER_IMAGE="hexpm/elixir:1.12.0-erlang-24.0.1-debian-bullseye-20210902-slim"
2021-11-16 16:58:22 +00:00
ARG RUNNER_IMAGE="debian:bullseye-20210902-slim"
FROM ${BUILDER_IMAGE} as builder
# install build dependencies
RUN apt-get update -y && apt-get install -y build-essential git \
&& 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
2022-01-07 18:42:04 +00:00
# Compile the release
COPY lib lib
2021-11-16 16:58:22 +00:00
# note: if your project uses a tool like https://purgecss.com/,
# which customizes asset compilation based on what it finds in
# your Elixir templates, you will need to move the asset compilation
# step down so that `lib` is available.
COPY assets assets
2021-12-03 13:54:28 +00:00
# compile assets
2021-11-16 16:58:22 +00:00
RUN mix assets.deploy
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 \
&& 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
# Only copy the final release from the build stage
2021-12-03 13:54:28 +00:00
COPY --from=builder --chown=nobody:root /app/_build/prod/rel/live_beats ./
2021-11-16 16:58:22 +00:00
USER nobody
2021-12-08 18:07:39 +00:00
# Set the runtime ENV
ENV ECTO_IPV6="true"
ENV ERL_AFLAGS="-proto_dist inet6_tcp"
2021-12-03 13:54:28 +00:00
CMD /app/bin/server