proxies: add registry-no-cdn host to proxies

This host shares with registry vhost, but if it's used it bypasses downloading from the cdn.
We need this internally on composes that download flatpaks. They need to get them direct
from our registry and not from an external cdn.

Signed-off-by: Kevin Fenzi <kevin@scrye.com>

playbooks/include/proxies-websites.yml

@@ -666,7 +666,7 @@
 
   - role: httpd/website
     site_name: registry.fedoraproject.org
-    server_aliases: [registry.stg.fedoraproject.org]
+    server_aliases: [registry.stg.fedoraproject.org registry-no-cdn.fedoraproject.org]
     sslonly: true
     cert_name: "{{wildcard_cert_name}}"
 

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

@@ -5,7 +5,8 @@ ProxyPreserveHost On
 
 
 {% if env == "production" %}
-RewriteCond %{HTTP:VIA} !cdn77
+RewriteCond %{HTTP:VIA} !cdn77 [OR]
+RewriteCond %{SERVER_NAME} !^registry-no-cdn\.fedoraproject.org$
 RewriteCond %{REQUEST_METHOD} !^(PATCH|POST|PUT|DELETE|HEAD)$
 RewriteRule ^/v2/(.*)/blobs/([a-zA-Z0-9:]*) https://cdn.registry.fedoraproject.org/v2/$1/blobs/$2 [R]
 {% endif %}