-FROM ruby:2.2.4
+FROM ruby:2.4.2-alpine3.6
-ENV RAILS_ENV=production
+LABEL maintainer="https://github.com/tootsuite/mastodon" \
+ description="A GNU Social-compatible microblogging server"
-RUN apt-get update -qq && apt-get install -y build-essential libpq-dev
-RUN mkdir /mastodon
+ENV UID=991 GID=991 \
+ RAILS_SERVE_STATIC_FILES=true \
+ RAILS_ENV=production NODE_ENV=production
+
+ARG LIBICONV_VERSION=1.15
+ARG LIBICONV_DOWNLOAD_SHA256=ccf536620a45458d26ba83887a983b96827001e92a13847b45e4925cc8913178
+
+EXPOSE 3000 4000
WORKDIR /mastodon
-ADD Gemfile /mastodon/Gemfile
-ADD Gemfile.lock /mastodon/Gemfile.lock
+RUN apk -U upgrade \
+ && apk add -t build-dependencies \
+ build-base \
+ icu-dev \
+ libidn-dev \
+ libtool \
+ postgresql-dev \
+ protobuf-dev \
+ python \
+ && apk add \
+ ca-certificates \
+ ffmpeg \
+ file \
+ git \
+ icu-libs \
+ imagemagick \
+ libidn \
+ libpq \
+ nodejs-npm \
+ nodejs \
+ protobuf \
+ su-exec \
+ tini \
+ yarn \
+ && update-ca-certificates \
+ && wget -O libiconv.tar.gz "http://ftp.gnu.org/pub/gnu/libiconv/libiconv-$LIBICONV_VERSION.tar.gz" \
+ && echo "$LIBICONV_DOWNLOAD_SHA256 *libiconv.tar.gz" | sha256sum -c - \
+ && mkdir -p /tmp/src \
+ && tar -xzf libiconv.tar.gz -C /tmp/src \
+ && rm libiconv.tar.gz \
+ && cd /tmp/src/libiconv-$LIBICONV_VERSION \
+ && ./configure --prefix=/usr/local \
+ && make -j$(getconf _NPROCESSORS_ONLN)\
+ && make install \
+ && libtool --finish /usr/local/lib \
+ && cd /mastodon \
+ && rm -rf /tmp/* /var/cache/apk/*
+
+COPY Gemfile Gemfile.lock package.json yarn.lock /mastodon/
+
+RUN bundle config build.nokogiri --with-iconv-lib=/usr/local/lib --with-iconv-include=/usr/local/include \
+ && bundle install -j$(getconf _NPROCESSORS_ONLN) --deployment --without test development \
+ && yarn --ignore-optional --pure-lockfile
+
+COPY . /mastodon
+
+COPY docker_entrypoint.sh /usr/local/bin/run
-RUN bundle install --deployment --without test --without development
+RUN chmod +x /usr/local/bin/run
-ADD . /mastodon
+VOLUME /mastodon/public/system /mastodon/public/assets /mastodon/public/packs
-VOLUME ['/mastodon/public/system']
+ENTRYPOINT ["/usr/local/bin/run"]