changed loopback endpoint to check all ports

lib/goldilocks.js

@@ -186,11 +186,11 @@ module.exports.create = function (deps, config) {
       return;
     }
     if (Array.isArray(bindList)) {
-      bindList.forEach(function (port) {
+      bindList.filter(Number).forEach(function (port) {
         tcpPortMap[port] = true;
       });
     }
-    else {
+    else if (Number(bindList)) {
       tcpPortMap[bindList] = true;
     }
   }

lib/loopback.js

@@ -5,23 +5,37 @@ module.exports.create = function () {
   var request = PromiseA.promisify(require('request'));
   var pending = {};
 
-  function loopback(session, opts) {
+  function checkPublicAddr(host) {
+    return request({
+      method: 'GET'
+    , url: 'https://'+host+'/api/org.oauth3.tunnel/checkip'
+    , json: true
+    }).then(function (result) {
+      if (!result.body) {
+        return PromiseA.reject(new Error('No response body in request for public address'));
+      }
+      if (result.body.error) {
+        var err = new Error(result.body.error.message);
+        return PromiseA.reject(Object.assign(err, result.body.error));
+      }
+      console.log(result.body, result.body.address);
+      return result.body.address;
+    });
+  }
+
+  function checkSinglePort(host, address, port) {
     var crypto = require('crypto');
     var token   = crypto.randomBytes(8).toString('hex');
     var keyAuth = crypto.randomBytes(32).toString('hex');
     pending[token] = keyAuth;
 
-    var host;
-    if (!opts) {
-      opts = session;
-      host = 'api.oauth3.org';
-    } else {
-      host = 'api.' + ((session.token || {}).aud || 'oauth3.org');
-    }
-
-    opts.token = token;
-    opts.keyAuthorization = keyAuth;
-    opts.iat = Date.now();
+    var opts = {
+      address: address
+    , port: port
+    , token: token
+    , keyAuthorization: keyAuth
+    , iat: Date.now()
+    };
 
     return request({
       method: 'POST'
@@ -29,11 +43,44 @@ module.exports.create = function () {
     , json: opts
     })
     .then(function (result) {
-      if (result.body.error) {
-        var err = new Error(result.body.error.message);
-        return PromiseA.reject(Object.assign(err, result.body.error));
+      delete pending[token];
+      if (!result.body) {
+        return PromiseA.reject(new Error('No response body in loopback request for port '+port));
       }
-      return result.body.success;
+      // If the loopback requests don't go to us then there are all kinds of ways it could
+      // error, but none of them really provide much extra information so we don't do
+      // anything that will break the PromiseA.all out and mask the other results.
+      if (result.body.error) {
+        console.log('error on remote side of port '+port+' loopback', result.body.error);
+      }
+      return !!result.body.success;
+    }, function (err) {
+      delete pending[token];
+      throw err;
+    });
+  }
+
+  function loopback(session) {
+    var host;
+    if (!session) {
+      host = 'api.oauth3.org';
+    } else {
+      host = 'api.' + ((session.token || {}).aud || 'oauth3.org');
+    }
+
+    return checkPublicAddr(host).then(function (address) {
+      console.log('checking to see if', address, 'gets back to us');
+      var ports = require('./servers').listeners.tcp.list();
+      return PromiseA.all(ports.map(function (port) {
+        return checkSinglePort(host, address, port);
+      }))
+      .then(function (values) {
+        var result = {error: null, address: address};
+        ports.forEach(function (port, ind) {
+          result[port] = values[ind];
+        });
+        return result;
+      });
     });
   }
 

lib/servers.js

@@ -46,20 +46,18 @@ module.exports.addTcpListener = function (port, handler) {
       conn.__proto = 'tcp';
       stat.handler(conn);
     });
-    server.on('error', function (e) {
+    server.on('close', function () {
+      console.log('TCP server on port %d closed', port);
       delete serversMap[port];
-
+    });
+    server.on('error', function (e) {
       if (!resolved) {
         reject(e);
-        return;
-      }
-
-      if (handler.onError) {
+      } else if (handler.onError) {
         handler.onError(e);
-        return;
-      }
-
+      } else {
         throw e;
+      }
     });
 
     server.listen(port, function () {
@@ -75,29 +73,20 @@ module.exports.closeTcpListener = function (port) {
       resolve();
       return;
     }
-    stat.server.on('close', function () {
-      // once the clients close too
-      delete serversMap[port];
-      if (stat._closing) {
-        stat._closing(); // resolve
-        stat._closing = null;
-      }
-      stat = null;
-    });
-    stat._closing = resolve;
+    stat.server.once('close', resolve);
     stat.server.close();
   });
 };
 module.exports.destroyTcpListener = function (port) {
   var stat = serversMap[port];
-  delete serversMap[port];
+  if (stat) {
     stat.server.destroy();
-  if (stat._closing) {
-    stat._closing();
-    stat._closing = null;
   }
-  stat = null;
 };
+module.exports.listTcpListeners = function () {
+  return Object.keys(serversMap).map(Number).filter(Boolean);
+};
+
 
 module.exports.addUdpListener = function (port, handler) {
   return new PromiseA(function (resolve, reject) {
@@ -162,6 +151,9 @@ module.exports.closeUdpListener = function (port) {
     stat.server.close();
   });
 };
+module.exports.listUdpListeners = function () {
+  return Object.keys(dgramMap).map(Number).filter(Boolean);
+};
 
 
 module.exports.listeners = {
@@ -169,9 +161,11 @@ module.exports.listeners = {
     add: module.exports.addTcpListener
   , close: module.exports.closeTcpListener
   , destroy: module.exports.destroyTcpListener
+  , list: module.exports.listTcpListeners
   }
 , udp: {
     add: module.exports.addUdpListener
   , close: module.exports.closeUdpListener
+  , list: module.exports.listUdpListeners
   }
 };

packages/apis/com.daplie.goldilocks/index.js

@@ -309,18 +309,16 @@ module.exports.create = function (deps, conf) {
       });
     }
   , loopback: function (req, res) {
-      if (handleCors(req, res, 'POST')) {
+      if (handleCors(req, res, 'GET')) {
         return;
       }
       isAuthorized(req, res, function () {
-      jsonParser(req, res, function () {
         res.setHeader('Content-Type', 'application/json');
-        deps.loopback(req.body)
-        .then(function (success) {
-          res.end(JSON.stringify({error: null, success: success}));
+        deps.loopback()
+        .then(function (result) {
+          res.end(JSON.stringify(result));
         }, function (err) {
-          res.end(JSON.stringify({error: {message: err.message, code: err.code}}))
-        });
+          res.end(JSON.stringify({error: {message: err.message, code: err.code}}));
         });
       });
     }