Merge pull request #87 from ppodgorsek/issue-86

Issue #86 - Update the base image to Fedora 28

Author: ppodgorsek

Dockerfile

@@ -1,4 +1,4 @@
-FROM fedora:27
+FROM fedora:28
 
 MAINTAINER Paul Podgorsek <[email protected]>
 LABEL description Robot Framework in Docker.
@@ -17,18 +17,20 @@ ENV CHROMIUM_VERSION 65.0.*
 ENV FAKER_VERSION 4.2.0
 ENV FIREFOX_VERSION 59.0*
 ENV GECKO_DRIVER_VERSION v0.19.1
+ENV PYTHON_PIP_VERSION 9.0.*
 ENV ROBOT_FRAMEWORK_VERSION 3.0.4
 ENV SELENIUM_LIBRARY_VERSION 3.1.1
+ENV XVFB_VERSION 1.19.*
 
 # Install system dependencies
 RUN dnf upgrade -y \
   && dnf install -y \
     chromedriver-$CHROMIUM_VERSION \
     chromium-$CHROMIUM_VERSION \
     firefox-$FIREFOX_VERSION \
-    python2-pip-9.0.1-* \
+    python2-pip-$PYTHON_PIP_VERSION \
     xauth \
-    xorg-x11-server-Xvfb-1.19.* \
+    xorg-x11-server-Xvfb-$XVFB_VERSION \
     which \
     wget \
   && dnf clean all