pure/elk-config is docker image to provide configurations for dockerized ELK stack (Elasticsearch, Logstash, Kibana). Usually it runs as sidekick for ELK docker images. It contains several VOLUMES that possible use from other containers by --volumes-from option:

Start container with confg files:

docker run -d -i --name elk-config pure/elk-config

Use volumes from started container (as example for elasticsearch container):

docker run \
    -d \
    --name es \
    -p 9200:9200 
    --volumes-from elk-config:ro \
    -v /path/to/persistent/data:/usr/share/elasticsearch/data \
    elasticsearch:alpine

• Clone git repo by git clone https://github.com/pureclouds/elk-config.git
• Edit configs in corresponding subdurs
• Build your own elk-config docker image by docker build -t local/elk-config .
• Start your own config container by docker run -d -i --name elk-config local/elk-config
• Start ELK stack containers with --volumes-from elk-config option

Image contais example configuration for Nginx that serve's as frontend proxy for kibana container to allow authorized access to dashboards. You could specify your own credentials via -e ELK_USER=yourname -e ELK_PASS=yoursecret when starting config container.