Docker file does not include fluentd geo plugin

[shavo007]

On kubernetes, the plugins that are installed is:

fluent-plugin-elasticsearch (1.9.5)
fluent-plugin-kubernetes_metadata_filter (0.28.0)
fluent-plugin-prometheus (0.3.0)
fluent-plugin-record-reformer (0.9.1)
fluent-plugin-rewrite-tag-filter (1.5.6)
fluent-plugin-secure-forward (0.4.5)
fluent-plugin-systemd (0.0.8)
fluentd (0.12.39)

Similar to elk example, be useful to install the geoip and maxcity database for nginx logs to map ip to geo co-ordinates:

See:
https://github.com/kayrus/elk-kubernetes/blob/master/docker/fluentd/install.sh