Initial commit

Adding salt-formula for gnocchi 4.0. Two main roles are supported:
- server
- statsd
They could be installed on different nodes (and on same node too)
gnocchi:common class is used to provide common options for both.

Change-Id: I0e0c9dd4f6d0a1539b9e9aef0084282867012852
Related-Prod: https://mirantis.jira.com/browse/PROD-17704
diff --git a/metadata/service/statsd/single.yml b/metadata/service/statsd/single.yml
new file mode 100644
index 0000000..67bf0a5
--- /dev/null
+++ b/metadata/service/statsd/single.yml
@@ -0,0 +1,13 @@
+applications:
+- gnocchi
+classes:
+- service.gnocchi.common.single
+- service.gnocchi.support
+parameters:
+  gnocchi:
+    statsd:
+      enabled: true
+      resource_id: ${_param:gnocchi_statsd_resource_id}
+      bind:
+        address: ${_param:single_address}
+        port: 8125