This is just a repository to pack the code of the prometheus exporter https://github.com/retailnext/iptables_exporter
To run this docker properly, you need to add some capabilities.
sudo docker run --rm -it -p 9455:9455 --cap-add DAC_READ_SEARCH --cap-add NET_ADMIN --cap-add NET_RAW --net=host sekoialab/iptables_exporter