docker-compose.yaml

version: "3.9"
services:
    #======= Server =========#
    server:
        container_name: backend
        restart: always
        ports:
            - "4001:4001"
            - "4002:4002"
            - "4003:4003"
            - "4006:4006"
            - "4010:4010"
            - "5555:5555"
        env_file:
            - ./server/.env
        build:
            context: ./server
            dockerfile: Dockerfile
        volumes:
            - ./server:/server
            - /server/node_modules
            - /server/prisma
        depends_on:
            database:
                condition: service_healthy
        networks:
            - transcendance

    #======= Database =========#
    database:
        image: postgres:14
        container_name: db
        restart: always
        volumes:
            - data:/var/lib/postgresql/data
        ports:
            - "5432:5432"
        env_file:
            - ./server/.env
        environment:
            POSTGRES_USER: postgres
            POSTGRES_PASSWORD: 123
            POSTGRES_DB: trans
        networks:
            - transcendance
        #As the server and the client depends on the database. We need to launch the
        #server/client being sure that database is up. Healthchek : If the command succeeds,
        #the container is considered healthy. If it fails, Docker will retry
        #the healthcheck every 0.5s until a maximum of 100 retries.
        healthcheck:
            test:
                ["CMD-SHELL", "psql trans -U postgres -c 'SELECT 1' || exit 1"]
            interval: 0.5s
            retries: 100

    #======= Client =========#
    client:
        container_name: frontend
        restart: always
        ports:
            - "3000:3000"
        build:
            context: client
            dockerfile: Dockerfile
        volumes: # specifies how directories in the host machine should be mounted in the container
            - ./client:/app/client
            - /app/node_modules #telling docker to use the app/nodes_modules that was installed in the Dockerfile when we npm i and not the one from host machine. No bind mount from the host machine!! This is an isolated bind mount
        # links:
        #   - server
        depends_on:
            database:
                condition: service_healthy
            server:
                condition: service_started
        networks:
            - transcendance
    # nginx:
    #   # image: nginx
    #   container_name: nginx
    #   build:
    #     context: ./nginx
    #     dockerfile: Dockerfile
    #   restart: always
    #   ports:
    #     - "80:80"
    #     - "443:443"
    #   networks:
    #     - transcendance
    #   volumes:
    #     - ./nginx/default.conf:/etc/nginx/conf.d/default.conf
    #   depends_on:
    #     - server
    #     - client
    #     - database
#======= Networks =========#
networks:
    transcendance:

#======= Volumes =========#
volumes:
    data: #internal label to identify volumes in docker compose
        driver: local
        name: dbase #this is the name of the volume persisted for the app on the host machine (docker host system)