docker-compose.yml

version: '3'

services:
    api:
        build: .
        image: tunix/docker-compose-demo
        ports:
            - "8080"
        links:
            - db:demodb
        command: ["/source/wait-for-it.sh", "demodb:3306", "--", "java", "-jar", "/app/demo.jar"]

    db:
        image: mysql
        environment:
            - MYSQL_ALLOW_EMPTY_PASSWORD=true
            - MYSQL_DATABASE=demo
            - MYSQL_USER=user
            - MYSQL_PASSWORD=test