Add prometheus monitoring to reclass

Add:
* glusterfs server volume
* glusterfs client
* ssl keys for kubernetes
* prometheus related formulas
* telegraf system reclass
* prometheus system reclass
* docker swarm network
* docker swarm services:
  - prometheus
  - alertmanager
  - pushgateway
  - grafana

Change-Id: I4a5a60f35f4c96ca41ac2e94f27c7aefbc286cbf
diff --git a/glusterfs/server/volume/prometheus.yml b/glusterfs/server/volume/prometheus.yml
new file mode 100644
index 0000000..2c4ca31
--- /dev/null
+++ b/glusterfs/server/volume/prometheus.yml
@@ -0,0 +1,17 @@
+parameters:
+  glusterfs:
+    server:
+      volumes:
+        prometheus-config:
+          storage: /srv/glusterfs/prometheus-config
+          replica: 3
+          bricks:
+            - ${_param:cluster_node01_address}:/srv/glusterfs/prometheus-config
+            - ${_param:cluster_node02_address}:/srv/glusterfs/prometheus-config
+            - ${_param:cluster_node03_address}:/srv/glusterfs/prometheus-config
+          options:
+            cluster.readdir-optimize: On
+            nfs.disable: On
+            network.remote-dio: On
+            diagnostics.client-log-level: WARNING
+            diagnostics.brick-log-level: WARNING