Virt image can be from any location not only salt fileserver
diff --git a/salt/control/virt.sls b/salt/control/virt.sls
index b6015a0..53ffc83 100644
--- a/salt/control/virt.sls
+++ b/salt/control/virt.sls
@@ -46,7 +46,7 @@
   - m_name: {{ node_name }}.{{ cluster.domain }}
   - cpu: {{ size.cpu }}
   - mem: {{ size.ram }}
-  - image: salt://{{ node.image }}
+  - image: {{ node.image }}
   - start: True
   - disk: {{ size.disk_profile }}
   - nic: {{ size.net_profile }}