#
# Ubuntu Dockerfile
#
# https://github.com/dockerfile/ubuntu
#

# Pull base image.
FROM ubuntu:16.04

ADD xvfb /etc/init.d/xvfb

# Install.
RUN \
  sed -i 's/# \(.*multiverse$\)/\1/g' /etc/apt/sources.list && \
  apt-get update && \
  apt-get -y upgrade && \
  apt-get install -y wget && \

  # Chrome PPA
  wget -q -O - https://dl-ssl.google.com/linux/linux_signing_key.pub | apt-key add - && \
  sh -c 'echo "deb http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google-chrome.list' && \
  apt-get update && \
  apt-get install -y google-chrome-stable && \

  # Virtual display
  apt-get install -y xvfb && \
  # OpenGL implementation for for Chrome
  apt-get install -y libosmesa6 && \
  # ImageMagick for taking screenshots
  apt-get install -y imagemagick && \
  # Link Mesa driver
  ln -s /usr/lib/x86_64-linux-gnu/libOSMesa.so.6 /opt/google/chrome/libosmesa.so && \

  # Make Xvfb daemon script executable
  chmod +x /etc/init.d/xvfb

ENV HOME /root
# Export the virtual display Xvfb creates
ENV DISPLAY :1

# Define default command.
CMD ["bash"]