version: '2'

services:
    web:
        image: user/web
        restart: always
        environment:
            - TODO=todo
        volumes:
            - /home/user/app/web/config.ini:/app/config.ini:ro
        networks:
            backend:
            www_frontend:
                aliases:
                    - web
        depends_on:
            - db

    db:
        image: postgres:9.5
        restart: always
        environment:
            - POSTGRES_USER=user
            - POSTGRES_PASSWORD=####
            - POSTGRES_DB=user
        networks:
            - backend
        volumes:
            - db_data:/var/lib/postgresql/data
            - db_socket:/var/run/postgresql
        ports:
            - 127.0.0.1:5432:5432

networks:
    backend:
    www_frontend:
        external: true

volumes:
    db_data: {}
    db_socket: {}