version: '3.8'

# Deploy with:
#   docker stack deploy -c n8n.yml n8n
#
# Runs on: CADDY_INSTANCE (ip-10-0-1-168)
# Accessible publicly via Caddy reverse proxy at n8n.erdaverse.com

services:
  n8n:
    image: n8nio/n8n:latest
    entrypoint: /bin/sh
    command:
      - -c
      - |
        export DB_POSTGRESDB_PASSWORD=$(cat /run/secrets/n8n_db_password)
        exec n8n
    environment:
      DB_TYPE: postgresdb
      DB_POSTGRESDB_HOST: postgres
      DB_POSTGRESDB_PORT: 5432
      DB_POSTGRESDB_DATABASE: n8n_db
      DB_POSTGRESDB_USER: n8n_user
      N8N_HOST: n8n.erdaverse.com
      N8N_PORT: 5678
      N8N_PROTOCOL: https
      WEBHOOK_URL: https://n8n.erdaverse.com
      GENERIC_TIMEZONE: UTC
      NODES_EXCLUDE: "[]"
    secrets:
      - n8n_db_password
    volumes:
      - n8n_data:/home/node/.n8n
    networks:
      - erda-net
    deploy:
      replicas: 1
      placement:
        constraints:
          - node.hostname == ip-10-0-1-168
      restart_policy:
        condition: on-failure
        delay: 5s
        max_attempts: 3

secrets:
  n8n_db_password:
    external: true

volumes:
  n8n_data:

networks:
  erda-net:
    external: true