fix(docs, tests, acme): fix: update changelog, documentation, examples and tests for v19.4.0 release. Adjust global ACME configuration to use ssl@bleu.de and add non-privileged port examples.

examples/certificate-management-v19.ts

@@ -0,0 +1,119 @@
+/**
+ * Certificate Management Example (v19+)
+ * 
+ * This example demonstrates the new global ACME configuration introduced in v19+
+ * along with route-level overrides for specific domains.
+ */
+
+import { 
+  SmartProxy, 
+  createHttpRoute, 
+  createHttpsTerminateRoute,
+  createCompleteHttpsServer
+} from '../dist_ts/index.js';
+
+async function main() {
+  // Create a SmartProxy instance with global ACME configuration
+  const proxy = new SmartProxy({
+    // Global ACME configuration (v19+)
+    // These settings apply to all routes with certificate: 'auto'
+    acme: {
+      email: 'ssl@bleu.de',           // Global contact email
+      useProduction: false,           // Use staging by default
+      port: 8080,                     // Use non-privileged port
+      renewThresholdDays: 30,         // Renew 30 days before expiry
+      autoRenew: true,               // Enable automatic renewal
+      renewCheckIntervalHours: 12     // Check twice daily
+    },
+    
+    routes: [
+      // Route that uses global ACME settings
+      createHttpsTerminateRoute('app.example.com', 
+        { host: 'localhost', port: 3000 }, 
+        { certificate: 'auto' }  // Uses global ACME configuration
+      ),
+      
+      // Route with route-level ACME override
+      {
+        name: 'production-api',
+        match: { ports: 443, domains: 'api.example.com' },
+        action: {
+          type: 'forward',
+          target: { host: 'localhost', port: 3001 },
+          tls: {
+            mode: 'terminate',
+            certificate: 'auto',
+            acme: {
+              email: 'api-certs@example.com',  // Override email
+              useProduction: true,             // Use production for API
+              renewThresholdDays: 60          // Earlier renewal for critical API
+            }
+          }
+        }
+      },
+      
+      // Complete HTTPS server with automatic redirects
+      ...createCompleteHttpsServer('website.example.com', 
+        { host: 'localhost', port: 8080 }, 
+        { certificate: 'auto' }
+      ),
+      
+      // Static certificate (not using ACME)
+      {
+        name: 'internal-service',
+        match: { ports: 8443, domains: 'internal.local' },
+        action: {
+          type: 'forward',
+          target: { host: 'localhost', port: 3002 },
+          tls: {
+            mode: 'terminate',
+            certificate: {
+              cert: '-----BEGIN CERTIFICATE-----\n...\n-----END CERTIFICATE-----',
+              key: '-----BEGIN PRIVATE KEY-----\n...\n-----END PRIVATE KEY-----'
+            }
+          }
+        }
+      }
+    ]
+  });
+  
+  // Monitor certificate events
+  proxy.on('certificate:issued', (event) => {
+    console.log(`Certificate issued for ${event.domain}`);
+    console.log(`Expires: ${event.expiryDate}`);
+  });
+  
+  proxy.on('certificate:renewed', (event) => {
+    console.log(`Certificate renewed for ${event.domain}`);
+  });
+  
+  proxy.on('certificate:error', (event) => {
+    console.error(`Certificate error for ${event.domain}: ${event.error}`);
+  });
+  
+  // Start the proxy
+  await proxy.start();
+  console.log('SmartProxy started with global ACME configuration');
+  
+  // Check certificate status programmatically
+  setTimeout(async () => {
+    // Get status for a specific route
+    const status = proxy.getCertificateStatus('app-route');
+    console.log('Certificate status:', status);
+    
+    // Manually trigger renewal if needed
+    if (status && status.status === 'expiring') {
+      await proxy.renewCertificate('app-route');
+    }
+  }, 10000);
+  
+  // Handle shutdown gracefully
+  process.on('SIGINT', async () => {
+    console.log('Shutting down proxy...');
+    await proxy.stop();
+    process.exit(0);
+  });
+}
+
+// Run the example
+main().catch(console.error);

examples/complete-example-v19.ts

@@ -0,0 +1,188 @@
+/**
+ * Complete SmartProxy Example (v19+)
+ * 
+ * This comprehensive example demonstrates all major features of SmartProxy v19+:
+ * - Global ACME configuration
+ * - Route-based configuration
+ * - Helper functions for common patterns
+ * - Dynamic route management
+ * - Certificate status monitoring
+ * - Error handling and recovery
+ */
+
+import { 
+  SmartProxy,
+  createHttpRoute,
+  createHttpsTerminateRoute,
+  createHttpsPassthroughRoute,
+  createHttpToHttpsRedirect,
+  createCompleteHttpsServer,
+  createLoadBalancerRoute,
+  createApiRoute,
+  createWebSocketRoute,
+  createStaticFileRoute,
+  createNfTablesRoute
+} from '../dist_ts/index.js';
+
+async function main() {
+  // Create SmartProxy with comprehensive configuration
+  const proxy = new SmartProxy({
+    // Global ACME configuration (v19+)
+    acme: {
+      email: 'ssl@bleu.de',
+      useProduction: false,  // Use staging for this example
+      port: 8080,           // Non-privileged port for development
+      autoRenew: true,
+      renewCheckIntervalHours: 12
+    },
+    
+    // Initial routes
+    routes: [
+      // Basic HTTP service
+      createHttpRoute('api.example.com', { host: 'localhost', port: 3000 }),
+      
+      // HTTPS with automatic certificates
+      createHttpsTerminateRoute('secure.example.com', 
+        { host: 'localhost', port: 3001 }, 
+        { certificate: 'auto' }
+      ),
+      
+      // Complete HTTPS server with HTTP->HTTPS redirect
+      ...createCompleteHttpsServer('www.example.com', 
+        { host: 'localhost', port: 8080 }, 
+        { certificate: 'auto' }
+      ),
+      
+      // Load balancer with multiple backends
+      createLoadBalancerRoute(
+        'app.example.com',
+        ['10.0.0.1', '10.0.0.2', '10.0.0.3'],
+        8080,
+        {
+          tls: {
+            mode: 'terminate',
+            certificate: 'auto'
+          }
+        }
+      ),
+      
+      // API route with CORS
+      createApiRoute('api.example.com', '/v1', 
+        { host: 'api-backend', port: 8081 }, 
+        {
+          useTls: true,
+          certificate: 'auto',
+          addCorsHeaders: true
+        }
+      ),
+      
+      // WebSocket support
+      createWebSocketRoute('ws.example.com', '/socket', 
+        { host: 'websocket-server', port: 8082 }, 
+        {
+          useTls: true,
+          certificate: 'auto'
+        }
+      ),
+      
+      // Static file server
+      createStaticFileRoute(['cdn.example.com', 'static.example.com'], 
+        '/var/www/static', 
+        {
+          serveOnHttps: true,
+          certificate: 'auto'
+        }
+      ),
+      
+      // HTTPS passthrough for services that handle their own TLS
+      createHttpsPassthroughRoute('legacy.example.com', 
+        { host: '192.168.1.100', port: 443 }
+      ),
+      
+      // HTTP to HTTPS redirects
+      createHttpToHttpsRedirect(['*.example.com', 'example.com'])
+    ],
+    
+    // Enable detailed logging for debugging
+    enableDetailedLogging: true
+  });
+  
+  // Event handlers
+  proxy.on('connection', (event) => {
+    console.log(`New connection: ${event.source} -> ${event.destination}`);
+  });
+  
+  proxy.on('certificate:issued', (event) => {
+    console.log(`Certificate issued for ${event.domain}`);
+  });
+  
+  proxy.on('certificate:renewed', (event) => {
+    console.log(`Certificate renewed for ${event.domain}`);
+  });
+  
+  proxy.on('error', (error) => {
+    console.error('Proxy error:', error);
+  });
+  
+  // Start the proxy
+  await proxy.start();
+  console.log('SmartProxy started successfully');
+  console.log('Listening on ports:', proxy.getListeningPorts());
+  
+  // Demonstrate dynamic route management
+  setTimeout(async () => {
+    console.log('Adding new route dynamically...');
+    
+    // Get current routes and add a new one
+    const currentRoutes = proxy.settings.routes;
+    const newRoutes = [
+      ...currentRoutes,
+      createHttpsTerminateRoute('new-service.example.com', 
+        { host: 'localhost', port: 3003 }, 
+        { certificate: 'auto' }
+      )
+    ];
+    
+    // Update routes
+    await proxy.updateRoutes(newRoutes);
+    console.log('New route added successfully');
+  }, 5000);
+  
+  // Check certificate status periodically
+  setInterval(async () => {
+    const routes = proxy.settings.routes;
+    for (const route of routes) {
+      if (route.action.tls?.certificate === 'auto') {
+        const status = proxy.getCertificateStatus(route.name);
+        if (status) {
+          console.log(`Certificate status for ${route.name}:`, status);
+          
+          // Renew if expiring soon
+          if (status.status === 'expiring') {
+            console.log(`Renewing certificate for ${route.name}...`);
+            await proxy.renewCertificate(route.name);
+          }
+        }
+      }
+    }
+  }, 3600000); // Check every hour
+  
+  // Graceful shutdown
+  process.on('SIGINT', async () => {
+    console.log('Shutting down gracefully...');
+    await proxy.stop();
+    process.exit(0);
+  });
+  
+  process.on('SIGTERM', async () => {
+    console.log('Received SIGTERM, shutting down...');
+    await proxy.stop();
+    process.exit(0);
+  });
+}
+
+// Run the example
+main().catch((error) => {
+  console.error('Failed to start proxy:', error);
+  process.exit(1);
+});

examples/dynamic-port-management.ts

@@ -3,27 +3,25 @@
  * 
  * This example demonstrates how to dynamically add and remove ports
  * while SmartProxy is running, without requiring a restart.
+ * Also shows the new v19+ global ACME configuration.
  */
 
-import { SmartProxy } from '../dist_ts/index.js';
+import { SmartProxy, createHttpRoute, createHttpsTerminateRoute } from '../dist_ts/index.js';
 import type { IRouteConfig } from '../dist_ts/index.js';
 
 async function main() {
-  // Create a SmartProxy instance with initial routes
+  // Create a SmartProxy instance with initial routes and global ACME config
   const proxy = new SmartProxy({
+    // Global ACME configuration (v19+)
+    acme: {
+      email: 'ssl@bleu.de',
+      useProduction: false,
+      port: 8080  // Using non-privileged port for ACME challenges
+    },
+    
     routes: [
       // Initial route on port 8080
-      {
-        match: { 
-          ports: 8080,
-          domains: ['example.com', '*.example.com']
-        },
-        action: {
-          type: 'forward',
-          target: { host: 'localhost', port: 3000 }
-        },
-        name: 'Initial HTTP Route'
-      }
+      createHttpRoute(['example.com', '*.example.com'], { host: 'localhost', port: 3000 })
     ]
   });
 

examples/nftables-integration.ts

@@ -5,6 +5,7 @@
  * for high-performance network routing that operates at the kernel level.
  * 
  * NOTE: This requires elevated privileges to run (sudo) as it interacts with nftables.
+ * Also shows the new v19+ global ACME configuration.
  */
 
 import { SmartProxy } from '../ts/proxies/smart-proxy/index.js';
@@ -50,15 +51,22 @@ async function simpleForwardingExample() {
 async function httpsTerminationExample() {
   console.log('Starting HTTPS termination with NFTables example...');
   
-  // Create a SmartProxy instance with an HTTPS termination route using NFTables
+  // Create a SmartProxy instance with global ACME and NFTables HTTPS termination
   const proxy = new SmartProxy({
+    // Global ACME configuration (v19+)
+    acme: {
+      email: 'ssl@bleu.de',
+      useProduction: false,
+      port: 80  // NFTables needs root, so we can use port 80
+    },
+    
     routes: [
       createNfTablesTerminateRoute('secure.example.com', {
         host: 'localhost',
         port: 8443
       }, {
         ports: 443,
-        certificate: 'auto', // Automatic certificate provisioning
+        certificate: 'auto', // Uses global ACME configuration
         tableName: 'smartproxy_https'
       })
     ],