Apache Airflow Docker Compose

docker-compose.yml

version: '3'

volumes:
  postgres_data:

x-airflow-common:
  &airflow-common
  image: apache/airflow:2.0.1
  environment:
    - AIRFLOW__CORE__EXECUTOR=LocalExecutor
    - AIRFLOW__CORE__SQL_ALCHEMY_CONN=postgresql+psycopg2://postgres:postgres@db:5432/airflow
    - AIRFLOW__CORE__FERNET_KEY=FB0o_zt4e3Ziq3LdUUO7F2Z95cvFFx16hU8jTeR1ASM=
    - AIRFLOW__CORE__LOAD_EXAMPLES=False
    - AIRFLOW__CORE__LOGGING_LEVEL=INFO
  volumes:
    - ./dags:/opt/airflow/dags
    - ./airflow-data/logs:/opt/airflow/logs
    - ./airflow-data/plugins:/opt/airflow/plugins
    - ./airflow-data/airflow.cfg:/opt/airlfow/airflow.cfg

services:
  db:
    image: postgres:13.1
    environment:
      - POSTGRES_USER=postgres
      - POSTGRES_PASSWORD=postgres
      - POSTGRES_DB=airflow
      - POSTGRES_PORT=5432
      - PGDATA=/var/lib/postgresql/data/pgdata
    volumes:
    - postgres_data:/var/lib/postgresql/data/pgdata
    ports:
      - 5432:5432

  airflow-init:
    << : *airflow-common
    container_name: airflow_init
    entrypoint: /bin/bash
    command: -c "airflow db init && airflow users create --firstname airflow --lastname airflow --email airflow --password airflow --username airflow --role Admin"
    restart: on-failure
    depends_on:
      - db

  airflow-webserver:
    << : *airflow-common
    command: airflow webserver
    ports:
      - 8080:8080
    container_name: airflow_webserver
    restart: always
    depends_on:
      - airflow-init

  airflow-scheduler:
    << : *airflow-common
    command: airflow scheduler
    container_name: airflow_scheduler
    deploy:
      restart_policy:
        condition: on-failure
        delay: 8s
        max_attempts: 3
    depends_on:
      - airflow-init