N8N Docker

n8n-docker-compose.yml

name: n8n

volumes:
  db_storage:
  n8n_storage:

services:
  postgres:
    image: postgres:16.6
    restart: always
    environment:
      - POSTGRES_USER
      - POSTGRES_PASSWORD
      - POSTGRES_DB
      - POSTGRES_NON_ROOT_USER
      - POSTGRES_NON_ROOT_PASSWORD
    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

  n8n:
    image: docker.n8n.io/n8nio/n8n
    restart: always
    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}
      - N8N_EDITOR_BASE_URL
      - N8N_METRICS
      - WEBHOOK_URL
      - TZ
      - GENERIC_TIMEZONE
      - N8N_SMTP_HOST
      - N8N_SMTP_PORT
      - N8N_SMTP_USER
      - N8N_SMTP_PASS
      - N8N_SMTP_SENDER
      - N8N_SMTP_SSL
      - N8N_RUNNERS_ENABLED
    ports:
      - 5678:5678
    links:
      - postgres
    volumes:
      - n8n_storage:/home/node/.n8n
      - ./shared:/data/shared
    depends_on:
      postgres:
        condition: service_healthy

n8n.env.example

# DATABASE
POSTGRES_USER=n8ndbadmin
POSTGRES_PASSWORD=changepassword
POSTGRES_DB=n8n
POSTGRES_NON_ROOT_USER=n8ndbuser
POSTGRES_NON_ROOT_PASSWORD=changepassword

# DEPLOYMENT
N8N_EDITOR_BASE_URL=https://n8n.yourdomain.com
N8N_METRICS=true
WEBHOOK_URL=https://n8n.yourdomain.com/
N8N_RUNNERS_ENABLED=true

# TIMEZONE
TZ=America/Guatemala
GENERIC_TIMEZONE=America/Guatemala

# MAIL
N8N_SMTP_HOST=email-smtp.us-east-1.amazonaws.com
N8N_SMTP_PORT=587
N8N_SMTP_USER=<AWS_ACCESS_KEY_ID>
N8N_SMTP_PASS=<AWS_SECRET_ACCESS_KEY>
N8N_SMTP_SENDER="N8N <n8n@yourdomain.com>"
N8N_SMTP_SSL=false