fluent-plugin-myscrub 
Fluent plugin for get simple metadata of k8s
Installation
Install it yourself as:
$ gem install fluent-plugin-k8s
Configuration
<filter **>
@type k8s
</filter>
Usage
<source>
@type file
...
tag raw.kubernetes.**
</source>
<filter raw.kubernetes.**>
@type k8s
</filter>
<match **>
@type stdout
</match>