Add more tests for private docker registries

test/integration/roles/test_docker/files/nginx-docker-registry.conf

@@ -0,0 +1,40 @@
+# For versions of Nginx > 1.3.9 that include chunked transfer encoding support
+# Replace with appropriate values where necessary
+
+upstream docker-registry {
+ server localhost:5000;
+}
+
+server {
+ listen 8080;
+ server_name dockertest.ansible.com;
+
+ ssl on;
+ ssl_certificate /etc/pki/tls/certs/dockertest.ansible.com.crt;
+ ssl_certificate_key /etc/pki/tls/private/dockertest.ansible.com.key;
+
+ proxy_set_header Host       $http_host;   # required for Docker client sake
+ proxy_set_header X-Real-IP  $remote_addr; # pass on real client IP
+
+ client_max_body_size 0; # disable any limits to avoid HTTP 413 for large image uploads
+
+ # required to avoid HTTP 411: see Issue #1486 (https://github.com/dotcloud/docker/issues/1486)
+ chunked_transfer_encoding on;
+
+ location / {
+     # let Nginx know about our auth file
+     auth_basic              "Restricted";
+     auth_basic_user_file    /etc/nginx/docker-registry.htpasswd;
+
+     proxy_pass http://docker-registry;
+ }
+ location /_ping {
+     auth_basic off;
+     proxy_pass http://docker-registry;
+ }  
+ location /v1/_ping {
+     auth_basic off;
+     proxy_pass http://docker-registry;
+ }
+
+}