Add CentOS registry info

Signed-off-by: Patrick Uiterwijk <puiterwijk@redhat.com>

roles/httpd/reverseproxy/templates/reversepassproxy.registry-centos.conf

@@ -0,0 +1,33 @@
+RewriteEngine on
+
+RewriteRule ^/v2/latest/(.*) /v2/f27/$1 [R,L]
+
+{% if env == "staging" %}
+RewriteRule ^/v2/(.*) /v2/centos/$1
+{% endif %}
+
+RewriteRule ^/signatures/(.*) /srv/web/registry-signatures/$1 [L]
+
+<Directory /srv/web/registry-signatures>
+    Require all granted
+</Directory>
+
+{% include './reversepassproxy.registry-generic.conf' %}
+
+# Write access to docker-deployer only
+{% if env == "staging" %}
+  <Location /v2/centos>
+    <LimitExcept GET HEAD>
+      Require user docker-registry-internal-stg
+    </LimitExcept>
+  </Location>
+  <Location /v2/fedora>
+    Require all denied
+  </Location>
+
+{% else %}
+
+  <Location /v2>
+    require valid-user
+  </Location>
+{% endif %}