fix(route-connection-handler): Forward non-TLS connections on HttpProxy ports to fix ACME HTTP-01 challenge handling

test/test.http-port8080-forwarding.ts

@@ -0,0 +1,160 @@
+import { tap, expect } from '@git.zone/tstest/tapbundle';
+import { SmartProxy } from '../ts/index.js';
+import * as http from 'http';
+
+tap.test('should forward HTTP connections on port 8080 to HttpProxy', async (tapTest) => {
+  // Create a mock HTTP server to act as our target
+  const targetPort = 8181;
+  let receivedRequest = false;
+  let receivedPath = '';
+  
+  const targetServer = http.createServer((req, res) => {
+    // Log request details for debugging
+    console.log(`Target server received: ${req.method} ${req.url}`);
+    receivedPath = req.url || '';
+    
+    if (req.url === '/.well-known/acme-challenge/test-token') {
+      receivedRequest = true;
+      res.writeHead(200, { 'Content-Type': 'text/plain' });
+      res.end('test-challenge-response');
+    } else {
+      res.writeHead(200);
+      res.end('OK');
+    }
+  });
+  
+  await new Promise<void>((resolve) => {
+    targetServer.listen(targetPort, () => {
+      console.log(`Target server listening on port ${targetPort}`);
+      resolve();
+    });
+  });
+  
+  // Create SmartProxy with port 8080 configured for HttpProxy
+  const proxy = new SmartProxy({
+    useHttpProxy: [8080], // Enable HttpProxy for port 8080
+    httpProxyPort: 8844,
+    enableDetailedLogging: true,
+    routes: [{
+      name: 'test-route',
+      match: {
+        ports: 8080,
+        domains: ['test.local']
+      },
+      action: {
+        type: 'forward',
+        target: { host: 'localhost', port: targetPort }
+      }
+    }]
+  });
+  
+  await proxy.start();
+  
+  // Give the proxy a moment to fully initialize
+  await new Promise(resolve => setTimeout(resolve, 500));
+  
+  // Make an HTTP request to port 8080
+  const options = {
+    hostname: 'localhost',
+    port: 8080,
+    path: '/.well-known/acme-challenge/test-token',
+    method: 'GET',
+    headers: {
+      'Host': 'test.local'
+    }
+  };
+  
+  const response = await new Promise<http.IncomingMessage>((resolve, reject) => {
+    const req = http.request(options, (res) => resolve(res));
+    req.on('error', reject);
+    req.end();
+  });
+  
+  // Collect response data
+  let responseData = '';
+  response.setEncoding('utf8');
+  response.on('data', chunk => responseData += chunk);
+  await new Promise(resolve => response.on('end', resolve));
+  
+  // Verify the request was properly forwarded
+  expect(response.statusCode).toEqual(200);
+  expect(receivedPath).toEqual('/.well-known/acme-challenge/test-token');
+  expect(responseData).toEqual('test-challenge-response');
+  expect(receivedRequest).toEqual(true);
+  
+  await proxy.stop();
+  await new Promise<void>((resolve) => {
+    targetServer.close(() => resolve());
+  });
+});
+
+tap.test('should handle basic HTTP request forwarding', async (tapTest) => {
+  // Create a simple target server
+  const targetPort = 8182;
+  let receivedRequest = false;
+  
+  const targetServer = http.createServer((req, res) => {
+    console.log(`Target received: ${req.method} ${req.url} from ${req.headers.host}`);
+    receivedRequest = true;
+    res.writeHead(200, { 'Content-Type': 'text/plain' });
+    res.end('Hello from target');
+  });
+  
+  await new Promise<void>((resolve) => {
+    targetServer.listen(targetPort, () => {
+      console.log(`Target server listening on port ${targetPort}`);
+      resolve();
+    });
+  });
+  
+  // Create a simple proxy without HttpProxy
+  const proxy = new SmartProxy({
+    routes: [{
+      name: 'simple-forward',
+      match: {
+        ports: 8081,
+        domains: ['test.local']
+      },
+      action: {
+        type: 'forward',
+        target: { host: 'localhost', port: targetPort }
+      }
+    }]
+  });
+  
+  await proxy.start();
+  await new Promise(resolve => setTimeout(resolve, 500));
+  
+  // Make request
+  const options = {
+    hostname: 'localhost',
+    port: 8081,
+    path: '/test',
+    method: 'GET',
+    headers: {
+      'Host': 'test.local'
+    }
+  };
+  
+  const response = await new Promise<http.IncomingMessage>((resolve, reject) => {
+    const req = http.request(options, (res) => resolve(res));
+    req.on('error', reject);
+    req.end();
+  });
+  
+  let responseData = '';
+  response.setEncoding('utf8');
+  response.on('data', chunk => responseData += chunk);
+  await new Promise(resolve => response.on('end', resolve));
+  
+  expect(response.statusCode).toEqual(200);
+  expect(responseData).toEqual('Hello from target');
+  expect(receivedRequest).toEqual(true);
+  
+  await proxy.stop();
+  await new Promise<void>((resolve) => {
+    targetServer.close(() => resolve());
+  });
+});
+
+tap.start();