Fluentd Filter plugin to de-dot field name for elasticsearch.
<filter **>
@type flatten
enabled true
field app.kubernetes.io/
recurse false
separator _
</filter>enabled(default: true)fieldRegex of key fields to be flattennedrecurse(default: false)separator(default: '_')
separator cannot be or contain '.'.
recurse will cause the plugin to recurse through nested structures (hashes and arrays), and flatten in those key-names too.
The gem is available as open source under the terms of the MIT License.