Dockerfile

FROM maven:3.5-jdk-9

MAINTAINER Daniel Brooks "dbrooks@dabsquared.com"

RUN bash -c '([[ ! -d $JAVA_SECURITY_DIR ]] && ln -s $JAVA_HOME/lib $JAVA_HOME/conf) || (echo "Found java conf dir, package has been fixed, remove this hack"; exit -1)'

RUN set -ex; \
	apt-get update; \
	apt-get install -y --no-install-recommends \
		autoconf \
		automake \
		bzip2 \
		file \
		g++ \
		gcc \
		imagemagick \
		libbz2-dev \
		libc6-dev \
		libcurl4-openssl-dev \
		libdb-dev \
		libevent-dev \
		libffi-dev \
		libgdbm-dev \
		libgeoip-dev \
		libglib2.0-dev \
		libjpeg-dev \
		libkrb5-dev \
		liblzma-dev \
		libmagickcore-dev \
		libmagickwand-dev \
		libncurses-dev \
		libpng-dev \
		libpq-dev \
		libreadline-dev \
		libsqlite3-dev \
		libssl-dev \
		libtool \
		libwebp-dev \
		libxml2-dev \
		libxslt-dev \
		libyaml-dev \
		make \
		patch \
		xz-utils \
		zlib1g-dev \
		build-essential \
    		devscripts \
    		fakeroot \
		dh-make \
		pbuilder \
		debootstrap \
    		debhelper \
    		automake \
    		autotools-dev \
    		pkg-config \
		\
# https://lists.debian.org/debian-devel-announce/2016/09/msg00000.html
		$( \
# if we use just "apt-cache show" here, it returns zero because "Can't select versions from package 'libmysqlclient-dev' as it is purely virtual", hence the pipe to grep
			if apt-cache show 'default-libmysqlclient-dev' 2>/dev/null | grep -q '^Version:'; then \
				echo 'default-libmysqlclient-dev'; \
			else \
				echo 'libmysqlclient-dev'; \
			fi \
		) \
	; \
	rm -rf /var/lib/apt/lists/*



# skip installing gem documentation
RUN mkdir -p /usr/local/etc \
	&& { \
		echo 'install: --no-document'; \
		echo 'update: --no-document'; \
	} >> /usr/local/etc/gemrc

ENV RUBY_MAJOR 2.4
ENV RUBY_VERSION 2.4.1
ENV RUBY_DOWNLOAD_SHA256 4fc8a9992de3e90191de369270ea4b6c1b171b7941743614cc50822ddc1fe654
ENV RUBYGEMS_VERSION 2.6.12

# some of ruby's build scripts are written in ruby
#   we purge system ruby later to make sure our final image uses what we just built
RUN set -ex \
	\
	&& buildDeps=' \
		bison \
		libgdbm-dev \
		ruby \
	' \
	&& apt-get update \
	&& apt-get install -y --no-install-recommends $buildDeps \
	&& rm -rf /var/lib/apt/lists/* \
	\
	&& wget -O ruby.tar.xz "https://cache.ruby-lang.org/pub/ruby/${RUBY_MAJOR%-rc}/ruby-$RUBY_VERSION.tar.xz" \
	&& echo "$RUBY_DOWNLOAD_SHA256 *ruby.tar.xz" | sha256sum -c - \
	\
	&& mkdir -p /usr/src/ruby \
	&& tar -xJf ruby.tar.xz -C /usr/src/ruby --strip-components=1 \
	&& rm ruby.tar.xz \
	\
	&& cd /usr/src/ruby \
	\
# hack in "ENABLE_PATH_CHECK" disabling to suppress:
#   warning: Insecure world writable dir
	&& { \
		echo '#define ENABLE_PATH_CHECK 0'; \
		echo; \
		cat file.c; \
	} > file.c.new \
	&& mv file.c.new file.c \
	\
	&& autoconf \
	&& ./configure --disable-install-doc --enable-shared \
	&& make -j"$(nproc)" \
	&& make install \
	\
	&& apt-get purge -y --auto-remove $buildDeps \
	&& cd / \
	&& rm -r /usr/src/ruby \
	\
	&& gem update --system "$RUBYGEMS_VERSION"

ENV BUNDLER_VERSION 1.14.6

RUN gem install bundler --version "$BUNDLER_VERSION"

# install things globally, for great justice
# and don't create ".bundle" in all our apps
ENV GEM_HOME /usr/local/bundle
ENV BUNDLE_PATH="$GEM_HOME" \
	BUNDLE_BIN="$GEM_HOME/bin" \
	BUNDLE_SILENCE_ROOT_WARNING=1 \
	BUNDLE_APP_CONFIG="$GEM_HOME"
ENV PATH $BUNDLE_BIN:$PATH
RUN mkdir -p "$GEM_HOME" "$BUNDLE_BIN" \
	&& chmod 777 "$GEM_HOME" "$BUNDLE_BIN"