test-user-id-persistence.ts•4.27 kB
/**
* Test User ID Persistence
* Verifies that user IDs are consistent across sessions and modes
*/
import { TelemetryConfigManager } from '../src/telemetry/config-manager';
import { hostname, platform, arch, homedir } from 'os';
import { createHash } from 'crypto';
console.log('=== User ID Persistence Test ===\n');
// Test 1: Verify deterministic ID generation
console.log('Test 1: Deterministic ID Generation');
console.log('-----------------------------------');
const machineId = `${hostname()}-${platform()}-${arch()}-${homedir()}`;
const expectedUserId = createHash('sha256')
.update(machineId)
.digest('hex')
.substring(0, 16);
console.log('Machine characteristics:');
console.log(' hostname:', hostname());
console.log(' platform:', platform());
console.log(' arch:', arch());
console.log(' homedir:', homedir());
console.log('\nGenerated machine ID:', machineId);
console.log('Expected user ID:', expectedUserId);
// Test 2: Load actual config
console.log('\n\nTest 2: Actual Config Manager');
console.log('-----------------------------------');
const configManager = TelemetryConfigManager.getInstance();
const actualUserId = configManager.getUserId();
const config = configManager.loadConfig();
console.log('Actual user ID:', actualUserId);
console.log('Config first run:', config.firstRun || 'Unknown');
console.log('Config version:', config.version || 'Unknown');
console.log('Telemetry enabled:', config.enabled);
// Test 3: Verify consistency
console.log('\n\nTest 3: Consistency Check');
console.log('-----------------------------------');
const match = actualUserId === expectedUserId;
console.log('User IDs match:', match ? '✓ YES' : '✗ NO');
if (!match) {
console.log('WARNING: User ID mismatch detected!');
console.log('This could indicate an implementation issue.');
}
// Test 4: Multiple loads (simulate multiple sessions)
console.log('\n\nTest 4: Multiple Session Simulation');
console.log('-----------------------------------');
const userId1 = configManager.getUserId();
const userId2 = TelemetryConfigManager.getInstance().getUserId();
const userId3 = configManager.getUserId();
console.log('Session 1 user ID:', userId1);
console.log('Session 2 user ID:', userId2);
console.log('Session 3 user ID:', userId3);
const consistent = userId1 === userId2 && userId2 === userId3;
console.log('All sessions consistent:', consistent ? '✓ YES' : '✗ NO');
// Test 5: Docker environment simulation
console.log('\n\nTest 5: Docker Environment Check');
console.log('-----------------------------------');
const isDocker = process.env.IS_DOCKER === 'true';
console.log('Running in Docker:', isDocker);
if (isDocker) {
console.log('\n⚠️ DOCKER MODE DETECTED');
console.log('In Docker, user IDs may change across container recreations because:');
console.log(' 1. Container hostname changes each time');
console.log(' 2. Config file is not persisted (no volume mount)');
console.log(' 3. Each container gets a new ephemeral filesystem');
console.log('\nRecommendation: Mount ~/.n8n-mcp as a volume for persistent user IDs');
}
// Test 6: Environment variable override check
console.log('\n\nTest 6: Environment Variable Override');
console.log('-----------------------------------');
const telemetryDisabledVars = [
'N8N_MCP_TELEMETRY_DISABLED',
'TELEMETRY_DISABLED',
'DISABLE_TELEMETRY'
];
telemetryDisabledVars.forEach(varName => {
const value = process.env[varName];
if (value !== undefined) {
console.log(`${varName}:`, value);
}
});
console.log('\nTelemetry status:', configManager.isEnabled() ? 'ENABLED' : 'DISABLED');
// Summary
console.log('\n\n=== SUMMARY ===');
console.log('User ID:', actualUserId);
console.log('Deterministic:', match ? 'YES ✓' : 'NO ✗');
console.log('Persistent across sessions:', consistent ? 'YES ✓' : 'NO ✗');
console.log('Telemetry enabled:', config.enabled ? 'YES' : 'NO');
console.log('Docker mode:', isDocker ? 'YES' : 'NO');
if (isDocker && !process.env.N8N_MCP_CONFIG_VOLUME) {
console.log('\n⚠️ WARNING: Running in Docker without persistent volume!');
console.log('User IDs will change on container recreation.');
console.log('Mount /home/nodejs/.n8n-mcp to persist telemetry config.');
}
console.log('\n');