Initial docker-compose for Sinatra app accessing ElasticSearch

app.yml

version: '2'
services:
  search:
    build: ../
    volumes:
      - ../:/app
    ports:
      - "4567:4567"

docker-compose-test.yml

version: '2'
services:
  search:
    extends:
      file: app.yml
      service: search
    env_file:
      - ../env/test
    depends_on:
      - es
  es:
    extends:
      file: es.yml
      service: es

es.yml

version: '2'
services:
  es:
    # AWS is using ES 1.5.2
    image: monsantoco/elasticsearch:1.5.2
    ports:
      - "9200:9200"
      - "9300:9300"
    volumes:
     - ../tmp/docker/elasticsearch/data:/usr/share/elasticsearch/data