live_svelte/example_project/Dockerfile
Denis Donici 553ea1e466
Upgrade example project. fix remounting Svelte component (#206)
* remove old link in example page. add real time for ecto example

* upgraded tailwind 4 and latest phoenix for example

* fixed svelte component remounting on server events

* generate auto ids for duplicate components

* handle static svelte components in live view parent properly

* prepare release 0.17.3 release

* adjust the live_svelte version in mix.exs
2026-02-08 13:47:39 +02:00

118 lines
3.1 KiB
Docker

# 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=bookworm-slim - for the release image
# - https://pkgs.org/ - resource for finding needed packages
# - Ex: hexpm/elixir:1.18.2-erlang-27.2.1-debian-bookworm-20250113-slim
#
ARG ELIXIR_VERSION=1.18.2
ARG OTP_VERSION=27.2.1
ARG DEBIAN_VERSION=bookworm-20250113-slim
ARG NODE_VERSION=20
ARG BUILDER_IMAGE="hexpm/elixir:${ELIXIR_VERSION}-erlang-${OTP_VERSION}-debian-${DEBIAN_VERSION}"
ARG RUNNER_IMAGE="debian:${DEBIAN_VERSION}"
# Stage to provide Node.js
FROM node:${NODE_VERSION}-slim AS node
FROM ${BUILDER_IMAGE} AS builder
# Copy Node.js from official image
COPY --from=node /usr/local/bin/node /usr/local/bin/
COPY --from=node /usr/local/lib/node_modules /usr/local/lib/node_modules
RUN ln -sf /usr/local/lib/node_modules/npm/bin/npm-cli.js /usr/local/bin/npm \
&& ln -sf /usr/local/lib/node_modules/npm/bin/npx-cli.js /usr/local/bin/npx
# 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
COPY lib lib
COPY assets assets
# Install all npm packages
WORKDIR /app/assets
RUN node --version
RUN npm install
WORKDIR /app
# install the tailwind CLI
RUN mix tailwind.install --if-missing
# 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/
RUN mix release
# start a new build stage so that the final image will only contain
# the compiled release and other runtime necessities
FROM ${RUNNER_IMAGE}
# Copy Node.js binary for SSR support
COPY --from=node /usr/local/bin/node /usr/local/bin/
RUN apt-get update -y && apt-get install -y libstdc++6 openssl libncurses5 locales \
&& apt-get clean && rm -f /var/lib/apt/lists/*_*
# Set the locale
RUN sed -i '/en_US.UTF-8/s/^# //g' /etc/locale.gen && locale-gen
ENV LANG en_US.UTF-8
ENV LANGUAGE en_US:en
ENV LC_ALL en_US.UTF-8
WORKDIR "/app"
RUN chown nobody /app
# set runner ENV
ENV MIX_ENV="prod"
# Only copy the final release from the build stage
COPY --from=builder --chown=nobody:root /app/_build/${MIX_ENV}/rel/example ./
USER nobody
CMD ["/app/bin/server"]
# Appended by flyctl
ENV ECTO_IPV6 true
ENV ERL_AFLAGS "-proto_dist inet6_tcp"