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docker-library--ruby/Dockerfile-slim.template

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2016-02-03 15:11:16 -05:00
FROM debian:jessie
RUN apt-get update \
&& apt-get install -y --no-install-recommends \
bzip2 \
ca-certificates \
curl \
libffi-dev \
libgdbm3 \
libssl-dev \
libyaml-dev \
procps \
zlib1g-dev \
&& rm -rf /var/lib/apt/lists/*
ENV RUBY_MAJOR %%VERSION%%
ENV RUBY_VERSION %%FULL_VERSION%%
ENV RUBY_DOWNLOAD_SHA256 %%SHA256%%
ENV RUBYGEMS_VERSION %%RUBYGEMS%%
# skip installing gem documentation
RUN echo 'install: --no-document\nupdate: --no-document' >> "$HOME/.gemrc"
# some of ruby's build scripts are written in ruby
# we purge this later to make sure our final image uses what we just built
RUN buildDeps=' \
autoconf \
bison \
gcc \
libbz2-dev \
libgdbm-dev \
libglib2.0-dev \
libncurses-dev \
libreadline-dev \
libxml2-dev \
libxslt-dev \
make \
ruby \
' \
&& set -x \
&& apt-get update \
&& apt-get install -y --no-install-recommends $buildDeps \
&& rm -rf /var/lib/apt/lists/* \
&& mkdir -p /usr/src/ruby \
&& curl -fSL -o ruby.tar.gz "http://cache.ruby-lang.org/pub/ruby/$RUBY_MAJOR/ruby-$RUBY_VERSION.tar.gz" \
&& echo "$RUBY_DOWNLOAD_SHA256 *ruby.tar.gz" | sha256sum -c - \
&& tar -xzf ruby.tar.gz -C /usr/src/ruby --strip-components=1 \
&& rm ruby.tar.gz \
&& cd /usr/src/ruby \
&& autoconf \
&& ./configure --disable-install-doc \
&& make -j"$(nproc)" \
&& make install \
&& gem update --system $RUBYGEMS_VERSION \
&& rm -r /usr/src/ruby \
&& apt-get purge -y --auto-remove $buildDeps
# install things globally, for great justice
ENV GEM_HOME /usr/local/bundle
ENV PATH $GEM_HOME/bin:$PATH
ENV BUNDLER_VERSION %%BUNDLER%%
RUN gem install bundler --version "$BUNDLER_VERSION" \
&& bundle config --global path "$GEM_HOME" \
&& bundle config --global bin "$GEM_HOME/bin" \
&& bundle config --global silence_root_warning true
# don't create ".bundle" in all our apps
ENV BUNDLE_APP_CONFIG $GEM_HOME
CMD [ "irb" ]