Add sudo class for the Telegraf agent

Change-Id: I5a28afdb2b7918beb91453e933a263edde003720
diff --git a/telegraf/agent/init.yml b/telegraf/agent/init.yml
index 0e836e8..3f6133d 100644
--- a/telegraf/agent/init.yml
+++ b/telegraf/agent/init.yml
@@ -1,5 +1,6 @@
 classes:
 - service.telegraf.agent
+- system.telegraf.sudo
 parameters:
   telegraf:
     agent:
diff --git a/telegraf/sudo.yml b/telegraf/sudo.yml
new file mode 100644
index 0000000..3fc76e1
--- /dev/null
+++ b/telegraf/sudo.yml
@@ -0,0 +1,11 @@
+parameters:
+  linux:
+    system:
+      sudo:
+        enabled: true
+        users:
+          telegraf:
+            hosts:
+            - ALL
+            commands:
+            - /usr/sbin/gluster