SSH MCP Server

/** * Debug line ending issues in SSH output */ import { SSHConnectionManager } from '../src/ssh-connection-manager.js'; describe('Line Ending Debug', () => { let sshManager: SSHConnectionManager; beforeEach(() => { sshManager = new SSHConnectionManager(); }); afterEach(() => { if (sshManager) { sshManager.cleanup(); } }); test('Debug SSH output line endings', async () => { // Create SSH connection const config = { name: 'line-debug', host: 'localhost', username: 'jsbattig', keyFilePath: '/home/jsbattig/.ssh/id_ed25519' }; await sshManager.createConnection(config); // Capture raw broadcasts const broadcasts: Array<{ data: string; source?: string }> = []; const originalBroadcast = (sshManager as any).broadcastToLiveListenersRaw; (sshManager as any).broadcastToLiveListenersRaw = function(sessionName: string, data: string, source?: string) { broadcasts.push({ data, source }); if (originalBroadcast) { originalBroadcast.call(this, sessionName, data, source); } }; // Execute a simple command const result = await sshManager.executeCommand('line-debug', 'whoami', { source: 'user' }); console.log('Command result:', result); console.log('Stdout chars:', result.stdout.split('').map(c => c === '\r' ? '\\r' : c === '\n' ? '\\n' : c).join('')); // Analyze broadcasts console.log('\n=== BROADCAST ANALYSIS ==='); broadcasts.forEach((broadcast, index) => { console.log(`\nBroadcast ${index + 1} (source: ${broadcast.source}):`); console.log('Raw data:', JSON.stringify(broadcast.data)); console.log('Character analysis:', broadcast.data.split('').map(c => c === '\r' ? '\\r' : c === '\n' ? '\\n' : c ).join('')); // Check for line ending patterns const hasOnlyLF = broadcast.data.includes('\n') && !broadcast.data.includes('\r\n'); const hasOnlyCRLF = broadcast.data.includes('\r\n') && !broadcast.data.replace(/\r\n/g, '').includes('\n'); const hasMixed = broadcast.data.includes('\r\n') && broadcast.data.replace(/\r\n/g, '').includes('\n'); console.log('Line ending analysis:'); console.log(` - Only LF: ${hasOnlyLF}`); console.log(` - Only CRLF: ${hasOnlyCRLF}`); console.log(` - Mixed: ${hasMixed}`); }); expect(broadcasts.length).toBeGreaterThan(0); }, 15000); });