# Note this config assumes unicorn is listening on default port 9737.
# Module dependencies
#  mod_rewrite
#  mod_proxy
#  mod_proxy_http
<VirtualHost *:80>
    ServerName discourse.example.com
    ServerSignature Off

    ProxyPreserveHost On

    # Ensure that encoded slashes are not decoded but left in their encoded state.
    # http://doc.gitlab.com/ce/api/projects.html#get-single-project
    AllowEncodedSlashes NoDecode

    <Location />
        # New authorization commands for apache 2.4 and up
        # http://httpd.apache.org/docs/2.4/upgrading.html#access
        Require all granted

        ProxyPassReverse http://127.0.0.1:8080
        ProxyPassReverse http://discourse.example.com/
    </Location>

    <LocationMatch "^/assets/.*$">
        # Set caching headers here, providing advice to downstream cache
        Header set Cache-Control "public, max-age = 604800"
    </LocationMatch>

    # apache equivalent of nginx try files
    # http://serverfault.com/questions/290784/what-is-apaches-equivalent-of-nginxs-try-files
    # http://stackoverflow.com/questions/10954516/apache2-proxypass-for-rails-app-gitlab
    RewriteEngine on
    RewriteCond %{DOCUMENT_ROOT}/%{REQUEST_FILENAME} !-f
    RewriteRule .* http://127.0.0.1:8080%{REQUEST_URI} [P,QSA]

    # needed for downloading attachments
    DocumentRoot /usr/share/webapps/discourse/public

    # Set up apache error documents, if back end goes down an error page is thrown up.
    ErrorDocument 403 /403.html
    ErrorDocument 422 /422.html
    ErrorDocument 500 /500.html
    ErrorDocument 503 /503.html

    LogFormat "%{X-Forwarded-For}i %l %u %t \"%r\" %>s %b" common_forwarded
    ErrorLog  /var/log/httpd/logs/discourse.example.com_error.log
    CustomLog /var/log/httpd/logs/discourse.example.com_forwarded.log common_forwarded
    CustomLog /var/log/httpd/logs/discourse.example.com_access.log combined env=!dontlog
    CustomLog /var/log/httpd/logs/discourse.example.com.log combined
</VirtualHost>