Add agent role to fluentd meta for gluster

Put variable pos_file

Change-Id: I33cb8b1c3eb763b64eb54ba4e2ee1ecb270e4075
diff --git a/tests/pillar/glusterfs_client.sls b/tests/pillar/glusterfs_client.sls
index 356d53e..b35a3ef 100644
--- a/tests/pillar/glusterfs_client.sls
+++ b/tests/pillar/glusterfs_client.sls
@@ -7,4 +7,8 @@
        user: glance
        group: glance
    enabled: true
-
+fluentd:
+  agent:
+    enabled: true
+    dir:
+      positiondb: /var/lib/fluentd/positiondb
\ No newline at end of file