volumes:
  db_storage:
  n8n_storage:
  redis_storage:

x-shared: &shared
  restart: always
  image: docker.n8n.io/n8nio/n8n:${N8N_VERSION}
  environment:
    - DB_TYPE=postgresdb
    - DB_POSTGRESDB_HOST=postgres
    - DB_POSTGRESDB_PORT=5432
    - DB_POSTGRESDB_DATABASE=${POSTGRES_DB}
    - DB_POSTGRESDB_USER=${POSTGRES_NON_ROOT_USER}
    - DB_POSTGRESDB_PASSWORD=${POSTGRES_NON_ROOT_PASSWORD}
    - EXECUTIONS_MODE=queue
    - QUEUE_BULL_REDIS_HOST=redis
    - QUEUE_HEALTH_CHECK_ACTIVE=true
    - N8N_ENCRYPTION_KEY=${ENCRYPTION_KEY}
    - N8N_RUNNERS_MODE=external
    - N8N_RUNNERS_AUTH_TOKEN=${RUNNERS_AUTH_TOKEN}
    - N8N_RUNNERS_BROKER_LISTEN_ADDRESS=0.0.0.0
    - OFFLOAD_MANUAL_EXECUTIONS_TO_WORKERS=true
  volumes:
    - n8n_storage:/home/node/.n8n
  depends_on:
    redis:
      condition: service_healthy
    postgres:
      condition: service_healthy

x-runner: &runner
  restart: always
  image: n8nio/runners:${N8N_VERSION}
  environment:
    - N8N_RUNNERS_AUTH_TOKEN=${RUNNERS_AUTH_TOKEN}

services:
  postgres:
    image: postgres:18
    restart: always
    environment:
      - POSTGRES_USER
      - POSTGRES_PASSWORD
      - POSTGRES_DB
      - POSTGRES_NON_ROOT_USER
      - POSTGRES_NON_ROOT_PASSWORD
      # postgres:18 moved its default data dir. Pinning it keeps the volume
      # mount stable across major versions.
      - PGDATA=/var/lib/postgresql/data
    volumes:
      - db_storage:/var/lib/postgresql/data
      - ./init-data.sh:/docker-entrypoint-initdb.d/init-data.sh
    healthcheck:
      test: ['CMD-SHELL', 'pg_isready -h localhost -U ${POSTGRES_USER} -d ${POSTGRES_DB}']
      interval: 5s
      timeout: 5s
      retries: 10

  redis:
    image: redis:7-alpine
    restart: always
    volumes:
      - redis_storage:/data
    healthcheck:
      test: ['CMD', 'redis-cli', 'ping']
      interval: 5s
      timeout: 5s
      retries: 10

  n8n:
    <<: *shared
    ports:
      - 5678:5678

  n8n-runner:
    <<: *runner
    environment:
      - N8N_RUNNERS_AUTH_TOKEN=${RUNNERS_AUTH_TOKEN}
      - N8N_RUNNERS_TASK_BROKER_URI=http://n8n:5679
    depends_on:
      - n8n

  n8n-worker:
    <<: *shared
    command: worker
    depends_on:
      - n8n

  n8n-worker-runner:
    <<: *runner
    environment:
      - N8N_RUNNERS_AUTH_TOKEN=${RUNNERS_AUTH_TOKEN}
      - N8N_RUNNERS_TASK_BROKER_URI=http://n8n-worker:5679
    depends_on:
      - n8n-worker