v1.9.0

Update yargs dependency to enable the new functionality.

.travis.yml

@@ -2,3 +2,5 @@ language: node_js
 node_js:
     - "4"
     - "6"
+    - "8"
+    - "9"

History.md

@@ -1,3 +1,9 @@
+# 1.9.0 (2018-04-03)
+
+* Add _request_ event to Tunnel emitter
+* Update yargs to support config via environment variables
+* Add basic request logging when --print-requests argument is used
+
 # 1.8.3 (2017-06-11)
 
 * update request dependency

LICENSE

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2018 Roman Shtylman
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

@@ -33,6 +33,12 @@ Below are some common arguments. See `lt --help` for additional arguments
 * `--subdomain` request a named subdomain on the localtunnel server (default is random characters)
 * `--local-host` proxy to a hostname other than localhost
 
+You may also specify arguments via env variables.  E.x.
+
+```
+PORT=3000 lt
+```
+
 ## API ##
 
 The localtunnel client is also usable through an API (for test integration, automation, etc)
@@ -59,7 +65,7 @@ tunnel.on('close', function() {
 
 ### opts
 
-* `subdomain` A *string* value requesting a specific subdomain on the proxy server. **Note** You may not actually receive this name depending on availablily.
+* `subdomain` A *string* value requesting a specific subdomain on the proxy server. **Note** You may not actually receive this name depending on availability.
 * `local_host` Proxy to this hostname instead of `localhost`. This will also cause the `Host` header to be re-written to this value in proxied requests.
 
 ### Tunnel
@@ -68,6 +74,7 @@ The `tunnel` instance returned to your callback emits the following events
 
 |event|args|description|
 |----|----|----|
+|request|info|fires when a request is processed by the tunnel, contains _method_ and _path_ fields|
 |error|err|fires when an error happens on the tunnel|
 |close||fires when the tunnel has closed|
 
@@ -83,6 +90,8 @@ Clients in other languages
 
 *go* [gotunnelme](https://github.com/NoahShen/gotunnelme)
 
+*go* [go-localtunnel](https://github.com/localtunnel/go-localtunnel)
+
 ## server ##
 
 See [localtunnel/server](//github.com/localtunnel/server) for details on the server that powers localtunnel.

bin/client

@@ -4,10 +4,11 @@ var open_url = require('openurl');
 
 var argv = require('yargs')
     .usage('Usage: $0 --port [num] <options>')
+    .env(true)
     .option('h', {
         alias: 'host',
         describe: 'Upstream server providing forwarding',
-        default: 'http://localtunnel.me'
+        default: 'https://localtunnel.me',
     })
     .option('s', {
         alias: 'subdomain',
@@ -25,7 +26,11 @@ var argv = require('yargs')
         alias: 'port',
         describe: 'Internal http server port',
     })
+    .option('print-requests', {
+        describe: 'Print basic request info',
+    })
     .require('port')
+    .boolean('print-requests')
     .help('help', 'Show this help and exit')
     .version(require('../package').version)
     .argv;
@@ -43,6 +48,8 @@ var opt = {
     subdomain: argv.subdomain,
 };
 
+const PrintRequests = argv['print-requests'];
+
 lt_client(opt.port, opt, function(err, tunnel) {
     if (err) {
         throw err;
@@ -57,6 +64,12 @@ lt_client(opt.port, opt, function(err, tunnel) {
     tunnel.on('error', function(err) {
         throw err;
     });
+
+    if (PrintRequests) {
+        tunnel.on('request', function(info) {
+            console.log(new Date().toString(), info.method, info.path);
+        });
+    }
 });
 
 // vim: ft=javascript

lib/Tunnel.js

@@ -1,6 +1,6 @@
 var url = require('url');
 var EventEmitter = require('events').EventEmitter;
-var request = require('request');
+var axios = require('axios');
 var debug = require('debug')('localtunnel:client');
 
 var TunnelCluster = require('./TunnelCluster');
@@ -26,8 +26,7 @@ Tunnel.prototype._init = function(cb) {
     var opt = self._opt;
 
     var params = {
-        path: '/',
-        json: true
+        responseType: 'json'
     };
 
     var base_uri = opt.host + '/';
@@ -39,26 +38,19 @@ Tunnel.prototype._init = function(cb) {
     var assigned_domain = opt.subdomain;
 
     // where to quest
-    params.uri = base_uri + ((assigned_domain) ? assigned_domain : '?new');
+    var uri = base_uri + ((assigned_domain) ? assigned_domain : '?new');
 
     (function get_url() {
-        request(params, function(err, res, body) {
-            if (err) {
-                // TODO (shtylman) don't print to stdout?
-                console.log('tunnel server offline: ' + err.message + ', retry 1s');
-                return setTimeout(get_url, 1000);
-            }
-
-            if (res.statusCode !== 200) {
-                var err = new Error((body && body.message) || 'localtunnel server returned an error, please try again');
+        axios.get(uri, params)
+        .then(function(res){
+            var body = res.data;
+            if (res.status !== 200) {
+                var err =  new Error((body && body.message) || 'localtunnel server returned an error, please try again');
                 return cb(err);
             }
-
             var port = body.port;
             var host = upstream.hostname;
-
             var max_conn = body.max_conn_count || 1;
-
             cb(null, {
                 remote_host: upstream.hostname,
                 remote_port: body.port,
@@ -66,14 +58,19 @@ Tunnel.prototype._init = function(cb) {
                 url: body.url,
                 max_conn: max_conn
             });
-        });
+        })
+        .catch(function(err){
+            // TODO (shtylman) don't print to stdout?
+            console.log('tunnel server offline: ' + err.message + ', retry 1s');
+            return setTimeout(get_url, 1000);
+        })
     })();
 };
 
 Tunnel.prototype._establish = function(info) {
     var self = this;
     var opt = self._opt;
-    
+
     // increase max event listeners so that localtunnel consumers don't get
     // warning messages as soon as they setup even one listener. See #71
     self.setMaxListeners(info.max_conn + (EventEmitter.defaultMaxListeners || 10));
@@ -126,6 +123,10 @@ Tunnel.prototype._establish = function(info) {
         tunnels.open();
     });
 
+    tunnels.on('request', function(info) {
+        self.emit('request', info);
+    });
+
     // establish as many tunnels as allowed
     for (var count = 0 ; count < info.max_conn ; ++count) {
         tunnels.open();

lib/TunnelCluster.js

@@ -113,6 +113,16 @@ TunnelCluster.prototype.open = function() {
         });
     }
 
+    remote.on('data', function(data) {
+        const match = data.toString().match(/^(\w+) (\S+)/);
+        if (match) {
+            self.emit('request', {
+                method: match[1],
+                path: match[2],
+            });
+        }
+    });
+
     // tunnel is considered open when remote connects
     remote.once('connect', function() {
         self.emit('open', remote);

package.json

@@ -2,17 +2,17 @@
   "author": "Roman Shtylman <shtylman@gmail.com>",
   "name": "localtunnel",
   "description": "expose localhost to the world",
-  "version": "1.8.3",
+  "version": "1.9.0",
   "license": "MIT",
   "repository": {
     "type": "git",
     "url": "git://github.com/localtunnel/localtunnel.git"
   },
   "dependencies": {
-    "request": "2.81.0",
-    "yargs": "3.29.0",
+    "axios": "0.17.1",
     "debug": "2.6.8",
-    "openurl": "1.1.1"
+    "openurl": "1.1.1",
+    "yargs": "6.6.0"
   },
   "devDependencies": {
     "mocha": "~1.17.0"
@@ -24,4 +24,4 @@
     "lt": "./bin/client"
   },
   "main": "./client.js"
-}
+}

yarn.lock

@@ -0,0 +1,204 @@
+# THIS IS AN AUTOGENERATED FILE. DO NOT EDIT THIS FILE DIRECTLY.
+# yarn lockfile v1
+
+
+ansi-regex@^2.0.0:
+  version "2.1.1"
+  resolved "https://registry.yarnpkg.com/ansi-regex/-/ansi-regex-2.1.1.tgz#c3b33ab5ee360d86e0e628f0468ae7ef27d654df"
+
+axios@0.17.1:
+  version "0.17.1"
+  resolved "https://registry.yarnpkg.com/axios/-/axios-0.17.1.tgz#2d8e3e5d0bdbd7327f91bc814f5c57660f81824d"
+  dependencies:
+    follow-redirects "^1.2.5"
+    is-buffer "^1.1.5"
+
+camelcase@^1.2.1:
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/camelcase/-/camelcase-1.2.1.tgz#9bb5304d2e0b56698b2c758b08a3eaa9daa58a39"
+
+cliui@^3.0.3:
+  version "3.2.0"
+  resolved "https://registry.yarnpkg.com/cliui/-/cliui-3.2.0.tgz#120601537a916d29940f934da3b48d585a39213d"
+  dependencies:
+    string-width "^1.0.1"
+    strip-ansi "^3.0.1"
+    wrap-ansi "^2.0.0"
+
+code-point-at@^1.0.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/code-point-at/-/code-point-at-1.1.0.tgz#0d070b4d043a5bea33a2f1a40e2edb3d9a4ccf77"
+
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+  resolved "https://registry.yarnpkg.com/commander/-/commander-0.6.1.tgz#fa68a14f6a945d54dbbe50d8cdb3320e9e3b1a06"
+
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+  resolved "https://registry.yarnpkg.com/commander/-/commander-2.0.0.tgz#d1b86f901f8b64bd941bdeadaf924530393be928"
+
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+
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+
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+
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+  version "1.4.1"
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+    debug "^3.1.0"
+
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+    inherits "2"
+    minimatch "~0.2.11"
+
+graceful-fs@~2.0.0:
+  version "2.0.3"
+  resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-2.0.3.tgz#7cd2cdb228a4a3f36e95efa6cc142de7d1a136d0"
+
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+    debug "*"
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+    growl "1.7.x"
+    jade "0.26.3"
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+
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+
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+  dependencies:
+    lcid "^1.0.0"
+
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+  resolved "https://registry.yarnpkg.com/sigmund/-/sigmund-1.0.1.tgz#3ff21f198cad2175f9f3b781853fd94d0d19b590"
+
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+  resolved "https://registry.yarnpkg.com/string-width/-/string-width-1.0.2.tgz#118bdf5b8cdc51a2a7e70d211e07e2b0b9b107d3"
+  dependencies:
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+    is-fullwidth-code-point "^1.0.0"
+    strip-ansi "^3.0.0"
+
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+
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+
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+  resolved "https://registry.yarnpkg.com/y18n/-/y18n-3.2.1.tgz#6d15fba884c08679c0d77e88e7759e811e07fa41"
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+  resolved "https://registry.yarnpkg.com/yargs/-/yargs-3.29.0.tgz#1aab9660eae79d8b8f675bcaeeab6ee34c2cf69c"
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+    cliui "^3.0.3"
+    decamelize "^1.0.0"
+    os-locale "^1.4.0"
+    window-size "^0.1.2"
+    y18n "^3.2.0"