n8n/docker-compose.yml at main · Magua11/n8n · GitHub

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# docker-compose.yml - n8n Workflow Automation
# =============================================================================
# n8n with PostgreSQL backend. Requires .env file — run scripts/generate-env.sh
# =============================================================================

services:
  # ---------------------------------------------------------------------------
  # n8n: Workflow Automation Engine
  # ---------------------------------------------------------------------------
  n8n:
    image: n8nio/n8n:2.9.2
    container_name: n8n
    restart: unless-stopped
    env_file:
      - .env
    environment:
      - DB_TYPE=postgresdb
      - DB_POSTGRESDB_HOST=n8n-db
      - DB_POSTGRESDB_PORT=5432
      - DB_POSTGRESDB_DATABASE=${POSTGRES_DB:-n8n}
      - DB_POSTGRESDB_USER=${POSTGRES_USER:-n8n_user}
      - DB_POSTGRESDB_PASSWORD=${POSTGRES_PASSWORD}
      - N8N_ENCRYPTION_KEY=${N8N_ENCRYPTION_KEY}
      - GENERIC_TIMEZONE=${GENERIC_TIMEZONE:-UTC}
      - N8N_HOST=${N8N_HOST:-0.0.0.0}
      - N8N_PORT=5678
      - N8N_PROTOCOL=${N8N_PROTOCOL:-https}
      - WEBHOOK_URL=${WEBHOOK_URL}
      - N8N_BLOCK_ENV_ACCESS_IN_NODE=true
      - EXECUTIONS_DATA_PRUNE=true
      - EXECUTIONS_DATA_MAX_AGE=168
      - EXECUTIONS_DATA_PRUNE_MAX_COUNT=50000
    ports:
      - "${N8N_PORT:-5678}:5678"
    volumes:
      - n8n-data:/home/node/.n8n
    depends_on:
      n8n-db:
        condition: service_healthy
    networks:
      - n8n-internal
      - mcp-network
    healthcheck:
      test: ["CMD-SHELL", "wget -qO- http://localhost:5678/healthz || exit 1"]
      interval: 30s
      timeout: 10s
      start_period: 30s
      retries: 3

  # ---------------------------------------------------------------------------
  # Database: PostgreSQL 16 (dedicated to n8n)
  # ---------------------------------------------------------------------------
  n8n-db:
    image: postgres:16-alpine
    container_name: n8n-db
    restart: unless-stopped
    environment:
      - POSTGRES_DB=${POSTGRES_DB:-n8n}
      - POSTGRES_USER=${POSTGRES_USER:-n8n_user}
      - POSTGRES_PASSWORD=${POSTGRES_PASSWORD}
    volumes:
      - n8n-pgdata:/var/lib/postgresql/data
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U ${POSTGRES_USER:-n8n_user} -d ${POSTGRES_DB:-n8n}"]
      interval: 10s
      timeout: 5s
      retries: 5
    networks:
      - n8n-internal
    expose:
      - "5432"

volumes:
  n8n-data:
    driver: local
  n8n-pgdata:
    driver: local

networks:
  n8n-internal:
    driver: bridge
  mcp-network:
    external: true
    name: mcp-network