Add a Dockerfile to run the Feed Validator.

Run the Validator in a Stretch container, with Apache 2 and
Python 2.7.

Author: josephw

Dockerfile

@@ -0,0 +1,26 @@
+FROM debian:stretch
+
+RUN apt-get update
+RUN apt-get --yes install apache2
+RUN apt-get --yes install python
+
+RUN a2dissite 000-default
+
+RUN a2enmod cgid
+RUN a2enmod rewrite
+RUN echo 'ServerName feedvalidator.org' >>/etc/apache2/apache2.conf
+
+WORKDIR /feedvalidator
+
+ADD . /feedvalidator
+ADD sites-available-feedvalidator.conf /etc/apache2/sites-available/feedvalidator.conf
+
+RUN a2ensite feedvalidator
+
+EXPOSE 80
+
+ENV HTTP_HOST https://feedvalidator.org/
+ENV SCRIPT_NAME check.cgi
+ENV SCRIPT_FILENAME /feedvalidator/check.cgi
+
+CMD ["/usr/sbin/apache2ctl", "-D", "FOREGROUND"]

sites-available-default

@@ -0,0 +1,24 @@
+<VirtualHost *:80>
+	ServerAdmin webmaster@localhost
+
+	DocumentRoot /feedvalidator
+	<Directory /feedvalidator>
+		Require all granted
+
+		Options +ExecCGI -MultiViews
+		AddHandler cgi-script .cgi
+		AddType image/x-icon ico
+
+		RewriteRule ^check$ check.cgi
+
+		DirectoryIndex index.html check.cgi
+	</Directory>
+
+	ErrorLog ${APACHE_LOG_DIR}/error.log
+
+	# Possible values include: debug, info, notice, warn, error, crit,
+	# alert, emerg.
+	LogLevel warn
+
+	CustomLog ${APACHE_LOG_DIR}/access.log combined
+</VirtualHost>