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update README with sharing rules

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czlonkowski
2025-07-13 23:22:24 +02:00
parent 1170ad27a6
commit 05595da6c8
5 changed files with 11 additions and 146 deletions
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11
README.md
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@@ -9,6 +9,17 @@
A Model Context Protocol (MCP) server that provides AI assistants with comprehensive access to n8n node documentation, properties, and operations. Deploy in minutes to give Claude and other AI assistants deep knowledge about n8n's 525+ workflow automation nodes.
## 🚨 Important: Sharing Guidelines
This project is MIT licensed and free for everyone to use. However:
- **✅ DO**: Share this repository freely with proper attribution
- **✅ DO**: Include a direct link to https://github.com/czlonkowski/n8n-mcp in your first post/video
- **❌ DON'T**: Gate this free tool behind engagement requirements (likes, follows, comments)
- **❌ DON'T**: Use this project for engagement farming on social media
This tool was created to benefit everyone in the n8n community without friction. Please respect the MIT license spirit by keeping it accessible to all.
## Overview
n8n-MCP serves as a bridge between n8n's workflow automation platform and AI models, enabling them to understand and work with n8n nodes effectively. It provides structured access to:

38
scripts/test-database-adapter.js
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#!/usr/bin/env node
const { createDatabaseAdapter } = require('../dist/database/database-adapter');
const path = require('path');
async function testDatabaseAdapter() {
console.log('Testing database adapter initialization...\n');
const dbPath = path.join(__dirname, '../data/nodes.db');
console.log('Database path:', dbPath);
try {
console.log('Creating database adapter...');
const adapter = await createDatabaseAdapter(dbPath);
console.log('\n✅ Database adapter created successfully!');
// Test a simple query
console.log('\nTesting database query...');
const stmt = adapter.prepare('SELECT COUNT(*) as count FROM nodes');
const result = stmt.get();
console.log(`✅ Database contains ${result.count} nodes`);
// Check FTS5 support
console.log('\nChecking FTS5 support...');
const hasFTS5 = adapter.checkFTS5Support();
console.log(`FTS5 support: ${hasFTS5 ? '✅ Available' : '❌ Not available'}`);
adapter.close();
console.log('\n✅ All tests passed!');
} catch (error) {
console.error('\n❌ Error:', error.message);
console.error('Stack:', error.stack);
process.exit(1);
}
}
testDatabaseAdapter();

43
scripts/test-sqljs-fallback.js
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#!/usr/bin/env node
// Force sql.js usage by temporarily hiding better-sqlite3
const Module = require('module');
const originalRequire = Module.prototype.require;
Module.prototype.require = function(id) {
if (id === 'better-sqlite3') {
throw new Error('Simulating better-sqlite3 not available (NODE_MODULE_VERSION mismatch)');
}
return originalRequire.apply(this, arguments);
};
const { createDatabaseAdapter } = require('../dist/database/database-adapter');
const path = require('path');
async function testSqlJsFallback() {
console.log('Testing sql.js fallback...\n');
const dbPath = path.join(__dirname, '../data/nodes.db');
try {
console.log('Creating database adapter (better-sqlite3 disabled)...');
const adapter = await createDatabaseAdapter(dbPath);
console.log('\n✅ Database adapter created successfully with sql.js!');
// Test a simple query
console.log('\nTesting database query...');
const stmt = adapter.prepare('SELECT COUNT(*) as count FROM nodes');
const result = stmt.get();
console.log(`✅ Database contains ${result.count} nodes`);
adapter.close();
console.log('\n✅ sql.js fallback works correctly!');
} catch (error) {
console.error('\n❌ Error:', error.message);
console.error('Stack:', error.stack);
process.exit(1);
}
}
testSqlJsFallback();

52
scripts/test-wasm-resolution.js
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#!/usr/bin/env node
const path = require('path');
const fs = require('fs');
console.log('Testing WASM file resolution...\n');
// Show current environment
console.log('Current directory:', process.cwd());
console.log('Script directory:', __dirname);
console.log('Node version:', process.version);
console.log('');
// Test different path resolutions
const testPaths = [
// Local development path
path.join(__dirname, '../node_modules/sql.js/dist/sql-wasm.wasm'),
// When installed as npm package
path.join(__dirname, '../../sql.js/dist/sql-wasm.wasm'),
// Alternative npm package path
path.join(process.cwd(), 'node_modules/sql.js/dist/sql-wasm.wasm'),
];
console.log('Checking potential WASM file locations:');
testPaths.forEach((testPath, index) => {
const exists = fs.existsSync(testPath);
console.log(`${index + 1}. ${testPath}`);
console.log(` Exists: ${exists ? '✅' : '❌'}`);
});
// Try require.resolve
console.log('\nTrying require.resolve:');
try {
const wasmPath = require.resolve('sql.js/dist/sql-wasm.wasm');
console.log('✅ Found via require.resolve:', wasmPath);
console.log(' Exists:', fs.existsSync(wasmPath) ? '✅' : '❌');
} catch (e) {
console.log('❌ Failed to resolve via require.resolve:', e.message);
}
// Try to find sql.js package location
console.log('\nTrying to find sql.js package:');
try {
const sqlJsPath = require.resolve('sql.js');
console.log('✅ Found sql.js at:', sqlJsPath);
const sqlJsDir = path.dirname(sqlJsPath);
const wasmFromSqlJs = path.join(sqlJsDir, '../dist/sql-wasm.wasm');
console.log(' Derived WASM path:', wasmFromSqlJs);
console.log(' Exists:', fs.existsSync(wasmFromSqlJs) ? '✅' : '❌');
} catch (e) {
console.log('❌ Failed to find sql.js package:', e.message);
}

13
test-claude-desktop-config.json
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{
"mcpServers": {
"n8n-mcp-local": {
"command": "node",
"args": ["/Users/romualdczlonkowski/Pliki/n8n-mcp/n8n-mcp/dist/mcp/index.js"],
"env": {
"MCP_MODE": "stdio",
"LOG_LEVEL": "error",
"DISABLE_CONSOLE_OUTPUT": "true"
}
}
}
}