doc: Add new fields to filestream prospectors page

Author: Hiruma31

docs/reference/filebeat/filebeat-input-filestream.md

@@ -216,6 +216,16 @@ A list of glob-based paths that will be crawled and fetched. All patterns suppor
 Filebeat starts a harvester for each file that it finds under the specified paths. You can specify one path per line. Each line begins with a dash (-).
 
 
+#### `include_file_owner_name` [filestream-input-include_file_owner_name]
+
+Includes the log file owner to `log.file` metadata.
+
+
+#### `include_file_owner_group_name` [filestream-input-include_file_owner_group_name]
+
+Includes the log file group to `log.file` metadata.
+
+
 ## Scanner options [_scanner_options]
 
 The scanner watches the configured paths. It scans the file system periodically and returns the file system events to the Prospector.

filebeat/filebeat.reference.yml

@@ -861,6 +861,10 @@ filebeat.inputs:
   # if the fingerprints match, then the files are considered equal.
   #file_identity.fingerprint: ~
 
+  # Include file owner name and group name in the event metadata.
+  #include_file_owner_name: true
+  #include_file_owner_group_name: true
+
   # Optional additional fields. These fields can be freely picked
   # to add additional information to the crawled log files for filtering
   #fields: