Dockerize headless chrome browser for GitLab QA

qa/Dockerfile

 FROM ruby:2.3
 LABEL maintainer "Grzegorz Bizon <grzegorz@gitlab.com>"
-RUN sed -i "s/httpredir.debian.org/ftp.us.debian.org/" /etc/apt/sources.list && \
-    apt-get update && apt-get install -y --force-yes \
-      libqt5webkit5-dev qt5-qmake qt5-default build-essential xvfb git && \
-    apt-get clean
+##
+# Update APT sources and install some dependencies
+#
+RUN sed -i "s/httpredir.debian.org/ftp.us.debian.org/" /etc/apt/sources.list
+RUN apt-get update && apt-get install -y wget git unzip xvfb
+
+##
+# At this point Google Chrome Beta is 59 - first version with headless support
+#
+RUN wget -q https://dl.google.com/linux/direct/google-chrome-beta_current_amd64.deb
+RUN dpkg -i google-chrome-beta_current_amd64.deb; apt-get -fy install
+
+##
+# Install chromedriver to make it work with Selenium
+#
+RUN wget -q https://chromedriver.storage.googleapis.com/2.29/chromedriver_linux64.zip
+RUN unzip chromedriver_linux64.zip -d /usr/local/bin
+
+RUN apt-get clean
 WORKDIR /home/qa

qa/qa/specs/config.rb

@@ -56,7 +56,7 @@ module QA
           capabilities = Selenium::WebDriver::Remote::Capabilities.chrome(
             'chromeOptions' => {
               'binary' => '/opt/google/chrome-beta/google-chrome-beta',
-              'args' => %w[headless disable-gpu]
+              'args' => %w[headless no-sandbox disable-gpu]
             }
           )