Master Module - Add persistance to the containers and update config

salt/master/files/registry/config.yml

@@ -1,2 +1,20 @@
+version: 0.1
+log:
+  fields:
+    service: registry
+storage:
+  cache:
+    blobdescriptor: inmemory
+  filesystem:
+    rootdirectory: /var/lib/registry
+http:
+  addr: :5000
+  headers:
+    X-Content-Type-Options: [nosniff]
+health:
+  storagedriver:
+    enabled: true
+    interval: 10s
+    threshold: 3
 proxy:
   remoteurl: https://registry-1.docker.io

salt/master/init.sls

@@ -73,6 +73,7 @@ so-dockerregistry:
     - port_bindings:
       - 0.0.0.0:5000:5000
     - binds:
-      - /opt/so/conf/docker-registry/etc/config.yml:/etc/docker/registry/config.yml
+      - /opt/so/conf/docker-registry/etc/config.yml:/etc/docker/registry/config.yml:ro
+      - /opt/so/conf/docker-registry:/var/lib/registry:rw
 
 {% endif %}