fastapi-sqlalchemy-asyncpg/compose-ha.yml

services:
  api1:
    container_name: panettone_api1
    build: .
    environment:
      - PYTHONPATH=/panettone
    env_file:
      - .env
      - .secrets
    command: bash -c "
      uvicorn app.main:app
      --host 0.0.0.0 --port 8080
      --lifespan=on --use-colors --loop uvloop --http httptools
      "
    volumes:
      - ./app:/panettone/app
      - ./tests:/panettone/tests
      - ./templates:/panettone/templates
      - ./alembic:/panettone/alembic
    ports:
      - "8081:8080"
    depends_on:
      - postgres
      - redis

  api2:
    container_name: panettone_api2
    build: .
    environment:
      - PYTHONPATH=/panettone
    env_file:
      - .env
      - .secrets
    command: bash -c "
      uvicorn app.main:app
      --host 0.0.0.0 --port 8080
      --lifespan=on --use-colors --loop uvloop --http httptools
      "
    volumes:
      - ./app:/panettone/app
      - ./tests:/panettone/tests
      - ./templates:/panettone/templates
      - ./alembic:/panettone/alembic
    ports:
      - "8082:8080"
    depends_on:
      - postgres
      - redis


  postgres:
    container_name: panettone_postgres
    build:
      context: ./db
      dockerfile: Dockerfile
    volumes:
      - panettone_postgres_data:/var/lib/postgresql/data
    env_file:
      - .env
    ports:
      - 5432:5432
    environment:
      - POSTGRES_PASSWORD=${POSTGRES_PASSWORD?Variable not set}
      - POSTGRES_USER=${POSTGRES_USER?Variable not set}
      - POSTGRES_DB=${POSTGRES_DB?Variable not set}
    healthcheck:
      test:
        [
            "CMD-SHELL", "pg_isready -d $POSTGRES_DB -U $POSTGRES_USER"
        ]
      interval: 5s
      timeout: 5s
      retries: 5

  redis:
    image: redis:latest
    container_name: panettone_redis
    ports:
      - "6379:6379"
    env_file:
      - .env
    entrypoint: redis-server --appendonly yes

  loadbalancer:
    container_name: panettone_loadbalancer
    build: ./nginx
    ports:
      - "8080:80"
    depends_on:
      - api1
      - api2

volumes:
  panettone_postgres_data: {}