Create a filter for kubernetes.master logs.

[mmmmmmpc]

Create a filter for kubernetes.master logs.

Initial test may be the ones with "GET /api" in it.

[amitkumarj441]

@mperezco Please have a look at our fluentd filter.

[amitkumarj441]

@mperezco Please suggest here if I'd able to get the logs under Kibana

kubernetes-filter.conf: |
<filter kubernetes.**>
type kubernetes_metadata
merge_json_log true
preserve_json_log true
</filter>
<filter kubernetes.**>
@type record_transformer
enable_ruby true
<record>
kubernetes_namespace_container_name ${record["kubernetes"]["namespace_name"]}.${record["kubernetes"]["container_name"]}
</record>
</filter>
<match kubernetes.**>
@type rewrite_tag_filter
rewriterule1 kubernetes_namespace_container_name ^(.+)$ kube.$1
</match>
<filter kube.**>
@type record_transformer
remove_keys kubernetes_namespace_container_name
</filter>
<filter kube.kube-system.**>
type parser
format kubernetes
reserve_data true
key_name log
suppress_parse_error_log true
</filter>