config changes for mongo

fluent/fluent.conf

@@ -4,14 +4,22 @@
   bind 0.0.0.0
 </source>
 
-<filter mongo.*>
+# <filter mongo.*>
-  @type parser
+#   @type parser
-  key_name log
+#   key_name log
-  reserve_data true
+#   reserve_data true
-  <parse>
+#   <parse>
-    @type json # apache2, nginx, etc.
+#     @type json # apache2, nginx, etc.
-  </parse>
+#   </parse>
-</filter>
+# </filter>
+
+# <filter mongo.mongo>
+#   @type record_transformer
+
+#   # remove key1 and key2 keys from record
+#   remove_keys $.log.t
+# </filter>
+
 
 <match mongo.*>
   @type copy