add ability to pass proxyOptions

README.md

@@ -58,6 +58,8 @@ This will install `http-server` globally so that it may be run from the command
 |`-U` or `--utc` |Use UTC time format in log messages.| |
 |`--log-ip` |Enable logging of the client's IP address |`false` |
 |`-P` or `--proxy` |Proxies all requests which can't be resolved locally to the given url. e.g.: -P http://someurl.com | |
+|`--proxy-options` Pass proxy [options](https://github.com/http-party/node-http-proxy#options) using nested dotted objects. e.g.: --proxy-options.secure false
+
 |`--username` |Username for basic authentication | |
 |`--password` |Password for basic authentication | |
 |`-S` or `--ssl` |Enable https.| |

bin/http-server

@@ -39,6 +39,7 @@ if (argv.h || argv.help) {
     '  --log-ip     Enable logging of the client\'s IP address',
     '',
     '  -P --proxy         Fallback proxy if the request cannot be resolved. e.g.: http://someurl.com',
+    '  --proxy-options  Pass options to proxy using nested dotted objects. e.g.: --proxy-options.secure false',
     '',
     '  --username   Username for basic authentication [none]',
     '               Can also be specified with the env variable NODE_HTTP_SERVER_USERNAME',
@@ -62,10 +63,24 @@ var port = argv.p || argv.port || parseInt(process.env.PORT, 10),
     host = argv.a || '0.0.0.0',
     ssl = argv.S || argv.ssl,
     proxy = argv.P || argv.proxy,
+    proxyOptions = argv['proxy-options'],
     utc = argv.U || argv.utc,
     version = argv.v || argv.version,
     logger;
 
+var proxyOptionsBooleanProps = [
+  'ws', 'xfwd', 'secure', 'toProxy', 'prependPath', 'ignorePath', 'changeOrigin',
+  'preserveHeaderKeyCase', 'followRedirects', 'selfHandleResponse'
+];
+
+if (proxyOptions) {
+  Object.keys(proxyOptions).forEach(function (key) {
+    if (proxyOptionsBooleanProps.indexOf(key) > -1) {
+      proxyOptions[key] = proxyOptions[key].toLowerCase() === 'true';
+    }
+  });
+}
+
 if (!argv.s && !argv.silent) {
   logger = {
     info: console.log,
@@ -127,6 +142,7 @@ function listen(port) {
     ext: argv.e || argv.ext,
     logFn: logger.request,
     proxy: proxy,
+    proxyOptions: proxyOptions,
     showDotfiles: argv.dotfiles,
     mimetypes: argv.mimetypes,
     username: argv.username || process.env.NODE_HTTP_SERVER_USERNAME,
@@ -196,7 +212,12 @@ function listen(port) {
     }
 
     if (typeof proxy === 'string') {
-      logger.info('Unhandled requests will be served from: ' + proxy);
+      if (proxyOptions) {
+        logger.info('Unhandled requests will be served from: ' + proxy + '. Options: ' + JSON.stringify(proxyOptions));
+      }
+      else {
+        logger.info('Unhandled requests will be served from: ' + proxy);
+      }
     }
 
     logger.info('Hit CTRL-C to stop the server');

doc/http-server.1

@@ -85,6 +85,10 @@ Enable logging of the client IP address.
 .BI \-P ", " \-\-proxy
 Fallback proxy if the request cannot be resolved.
 
+.TP
+.BI \-\-proxy\-options
+Pass proxy options using nested dotted objects.
+
 .TP
 .BI \-\-username " " \fIUSERNAME\fR
 Username for basic authentication.

lib/http-server.js

@@ -141,7 +141,8 @@ function HttpServer(options) {
   }));
 
   if (typeof options.proxy === 'string') {
-    var proxy = httpProxy.createProxyServer({});
+    var proxyOptions = options.proxyOptions || {};
+    var proxy = httpProxy.createProxyServer(proxyOptions);
     before.push(function (req, res) {
       proxy.web(req, res, {
         target: options.proxy,

test/fixtures/https/agent2-cert.pem

@@ -0,0 +1,25 @@
+-----BEGIN CERTIFICATE-----
+MIIEIDCCAggCCQChRDh/XiBF+zANBgkqhkiG9w0BAQsFADBUMQswCQYDVQQGEwJ1
+czETMBEGA1UECAwKV2FzaGluZ3RvbjEQMA4GA1UEBwwHU2VhdHRsZTEeMBwGA1UE
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+Xy9dcZBFNn/zrqjW7R0CCWCUriDIFSmEP0wDZ91YYa6BVuJMb5uL/USkTLpjZS4/
+HNGvug==
+-----END CERTIFICATE-----

test/fixtures/https/agent2-key.pem

@@ -0,0 +1,27 @@
+-----BEGIN RSA PRIVATE KEY-----
+MIIEpQIBAAKCAQEAvSQq3d8AeZMTvtqZ13jWCckikyXJSACvkGCQUCJqOceESbg6
+IHdRzQdoccE4P3sbvNsf9BlbdJKM+neCxabqKaU1PPje4P0tHT57t6yJrMuUh9Nx
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+bbkdj40atYVkfeFmpz9uHHG24CUYxJdPc360jbXTVp4i3q8zqgL5aMY=
+-----END RSA PRIVATE KEY-----

test/proxy-options.test.js

@@ -0,0 +1,96 @@
+const test = require('tap').test
+const path = require('path')
+const fs = require('fs')
+const request = require('request')
+const httpServer = require('../lib/http-server')
+const promisify = require('util').promisify
+
+const requestAsync = promisify(request)
+const fsReadFile = promisify(fs.readFile)
+
+// Prevent errors from being swallowed
+process.on('uncaughtException', console.error)
+
+const root = path.join(__dirname, 'fixtures', 'root')
+const httpsOpts = {
+  key: path.join(__dirname, 'fixtures', 'https', 'agent2-key.pem'),
+  cert: path.join(__dirname, 'fixtures', 'https', 'agent2-cert.pem')
+}
+
+// Tests are grouped into those which can run together. The groups are given
+// their own port to run on and live inside a Promise. Tests are done when all
+// Promise test groups complete.
+test('proxy options', (t) => {
+  new Promise((resolve) => {
+    const server = httpServer.createServer({
+      root,
+      robots: true,
+      headers: {
+        'Access-Control-Allow-Origin': '*',
+        'Access-Control-Allow-Credentials': 'true'
+      },
+      cors: true,
+      corsHeaders: 'X-Test',
+      ext: true,
+      brotli: true,
+      gzip: true
+    })
+    server.listen(8080, async () => {
+      try {
+
+        // Another server proxies 8081 to 8080
+        const proxyServer = httpServer.createServer({
+          proxy: 'http://localhost:8080',
+          root: path.join(__dirname, 'fixtures'),
+          ssl: true,
+          https: httpsOpts,
+          proxyOptions: {
+            secure: false
+          }
+        })
+
+        await new Promise((resolve) => {
+          proxyServer.listen(8081, async () => {
+            try {
+              // Serve files from proxy root
+              await requestAsync('https://localhost:8081/root/file', { rejectUnauthorized: false }).then(async (res) => {
+                t.ok(res)
+                t.equal(res.statusCode, 200)
+
+                // File content matches
+                const fileData = await fsReadFile(path.join(root, 'file'), 'utf8')
+                t.equal(res.body.trim(), fileData.trim(), 'proxied root file content matches')
+              }).catch(err => t.fail(err.toString()))
+
+              // Proxy fallback
+              await requestAsync('https://localhost:8081/file', { rejectUnauthorized: false }).then(async (res) => {
+                t.ok(res)
+                t.equal(res.statusCode, 200)
+
+                // File content matches
+                const fileData = await fsReadFile(path.join(root, 'file'), 'utf8')
+                t.equal(res.body.trim(), fileData.trim(), 'proxy fallback root file content matches')
+              }).catch(err => t.fail(err.toString()))
+            } catch (err) {
+              t.fail(err.toString())
+            } finally {
+              proxyServer.close()
+              resolve()
+            }
+          })
+        })
+
+      } catch (err) {
+        t.fail(err.toString())
+      } finally {
+        server.close()
+        resolve()
+      }
+    })
+  })
+    .then(() => t.end())
+    .catch(err => {
+      t.fail(err.toString())
+      t.end()
+    })
+})