docker-compose.yml

version: "3.8"
x-airflow-common:
  environment:
    &airflow-common-env
    AIRFLOW__CORE__FERNET_KEY: ''
    AIRFLOW__CORE__DAGS_ARE_PAUSED_AT_CREATION: 'true'
    AIRFLOW__CORE__LOAD_EXAMPLES: 'true'
    STAGE: dev

services:
  postgres:
    image: postgres:13.3-alpine
    restart: always
    environment:
      POSTGRES_USER: airflow
      POSTGRES_PASSWORD: airflow
      POSTGRES_DB: airflow
    volumes:
      - ./postgres_data:/var/lib/postgresql/data
    ports:
      - 5432:5432
    healthcheck:
      test: ["CMD", "pg_isready", "-U", "airflow"]
      interval: 5s
      retries: 5
    logging:
      options:
        max-size: "10m"
        max-file: "3"

  webserver:
    image: airflow-local:latest
    build: .
    depends_on:
      postgres:
        condition: service_healthy
    command: bash -c "airflow db init && airflow webserver"
    volumes:
      - ./dags:/usr/local/airflow/dags
      - ./plugins:/usr/local/airflow/plugins
    ports:
      - 8080:8080
    healthcheck:
      test: ["CMD", "curl", "--fail", "http://localhost:8080/health"]
      interval: 15s
      timeout: 15s
      retries: 6
    environment:
      <<: *airflow-common-env

  scheduler:
    image: airflow-local:latest
    depends_on:
      postgres:
        condition: service_healthy
      webserver:
        condition: service_healthy
    command: |
      airflow scheduler
    volumes:
      - ./dags:/usr/local/airflow/dags
      - ./plugins:/usr/local/airflow/plugins
    environment:
      <<: *airflow-common-env

  init:
    image: airflow-local:latest
    command: airflow users create --username airflow --password airflow --firstname admin --lastname admin --role Admin --email airflow@admin.org
    depends_on:
      postgres:
        condition: service_healthy
      webserver:
        condition: service_healthy
    environment:
      <<: *airflow-common-env