Reusable certificates
 - store cert under /srv/salt/pki
 - isolate certs per cluster name
 - reclass overrides (openstack, wildcard)
diff --git a/salt/minion/cert/ceph/openstack.yml b/salt/minion/cert/ceph/openstack.yml
new file mode 100644
index 0000000..664352d
--- /dev/null
+++ b/salt/minion/cert/ceph/openstack.yml
@@ -0,0 +1,11 @@
+classes:
+- system.salt.minion.cert.ceph
+parameters:
+  _param:
+    salt_pki_ceph_alt_names: IP:${_param:cluster_public_host},DNS:${_param:cluster_public_host}
+  salt:
+    minion:
+      cert:
+        ceph:
+          common_name: ceph
+          alternative_names: IP:127.0.0.1,${_param:salt_pki_ceph_alt_names}