docker-compose.yml for MariaDB and Elasticsearch

docker-compose.yml

# https://docs.docker.com/compose/overview/#variables-and-moving-a-composition-between-environments
version: '3'

services:
  # https://hub.docker.com/_/mariadb/
  database:
    image: mariadb:10.3
    environment:
      - MYSQL_ROOT_PASSWORD=root
    volumes:
      - ./tmp/mysql:/var/lib/mysql
    ports:
      - "3306:3306"

  # https://www.elastic.co/guide/en/elasticsearch/reference/current/docker.html
  elasticsearch:
    image: docker.elastic.co/elasticsearch/elasticsearch:5.4.3
    ports:
      - "9200:9200"
    volumes:
      - ./tmp/elasticsearch:/usr/share/elasticsearch/data
      - ./config/containers/elasticsearch.yml:/usr/share/elasticsearch/config/elasticsearch.yml

elasticsearch.yml

cluster.name: "docker-cluster"
network.host: 0.0.0.0

# minimum_master_nodes need to be explicitly set when bound on a public IP
# set to 1 to allow single node clusters
# Details: https://github.com/elastic/elasticsearch/pull/17288
discovery.zen.minimum_master_nodes: 1
xpack.security.enabled: false