separate frontend from apis

.gitignore

@@ -1,6 +1,9 @@
 redirects.json
+sites-available
+sites-enabled
 dyndns-token.js
 vhosts
+certs
 .*.sw*
 
 # Logs

lib/vhost-server.js

@@ -359,56 +359,6 @@ module.exports.create = function (securePort, vhostsdir) {
         });
       }
 
-      /*
-      function hotloadApp(req, res, next) {
-        var forEachAsync = require('foreachasync').forEachAsync.create(PromiseA);
-        var vhost = (req.headers.host || '').split(':')[0];
-
-        // the matching domain didn't catch it
-        console.log('[log] vhost:', vhost);
-        if (domainMergeMap[vhost]) {
-          next();
-          return;
-        }
-
-        return forEachAsync(readNewVhosts(), loadDomainMounts).then(loadDomainVhosts).then(function () {
-          // no matching domain was added
-          if (!domainMergeMap[vhost]) {
-            next();
-            return;
-          }
-
-          return forEachAsync(domainMergeMap[vhost].apps, function (fn) {
-            return new PromiseA(function (resolve, reject) {
-              function next(err) {
-                if (err) {
-                  reject(err);
-                }
-                resolve();
-              }
-
-              try {
-                fn(req, res, next);
-              } catch(e) {
-                reject(e);
-              }
-            });
-          }).catch(function (e) {
-            next(e);
-          });
-        });
-
-        /*
-        // TODO loop through mounts and see if any fit
-        domainMergeMap[vhost].mountsMap['/' + domaininfo.dirpathname]
-        if (!domainMergeMap[domaininfo.hostname]) {
-          // TODO reread directories
-        }
-        */ //
-        /*
-      }
-      */
-
 
       // TODO pre-cache these once the server has started?
       // return forEachAsync(rootDomains, loadCerts);

worker.js

@@ -21,12 +21,118 @@ function init(info) {
     workerApp = promiseServer.then(function (secureServer) {
       //secureServer = _secureServer;
       console.log("#" + id + " Listening on https://localhost:" + secureServer.address().port, '\n');
+      var app = require('express')();
+      var apiHandler;
+      var staticHandlers = {};
 
-      return require('./lib/vhost-server').create(info.securePort, vhostsdir).create(secureServer).then(function (app) {
-        workerApp = app;
+      app.use('/', function (req, res, next) {
+        if (!/^\/api/.test(req.url)) {
+          next();
+          return;
+        }
 
-        return app;
+        if (apiHandler) {
+          if (apiHandler.then) {
+            apiHandler.then(function (app) {
+              app(req, res, next);
+            });
+            return;
+          }
+
+          apiHandler(req, res, next);
+          return;
+        }
+
+        apiHandler = require('./lib/vhost-server').create(info.securePort, vhostsdir).create(secureServer, app).then(function (app) {
+          apiHandler = app;
+          app(req, res, next);
+        });
       });
+
+      app.use('/', function (req, res, next) {
+        if (/^\/api/.test(req.url)) {
+          next();
+          return;
+        }
+
+        // TODO block absolute urls for mounted apps?
+        // i.e. referer daplie.com/connect requests daplie.com/scripts/blah -> daplie.com/connect/scripts ?
+        var host = req.headers.host;
+        var invalidHost = /(\.\.)|[\\:\/\s\|>\*<]/;
+
+        if (!host || 'string' !== typeof host) {
+          next();
+          return;
+        }
+        host = host.toLowerCase();
+
+        if (staticHandlers[host]) {
+          if (staticHandlers[host].then) {
+            staticHandlers[host].then(function () {
+              staticHandlers[host](req, res, next);
+            }, function (err) {
+              res.send({
+                error: {
+                  message: err.message
+                , code: err.code
+                }
+              });
+            });
+            return;
+          }
+
+          staticHandlers[host](req, res, next);
+          return;
+        }
+
+        staticHandlers[host] = PromiseA.resolve().then(function () {
+          var fs = PromiseA.promisifyAll(require('fs'));
+
+          // host can be spoofed by the user, so lets be safe
+          // don't allow .. or / or whitespace
+          // RFC says domains must start with a-zA-Z0-9 and follow with normal characters
+          // HOWEVER, there are now Unicode character domains
+          // punycode?
+          // 
+          if (invalidHost.test(host)) {
+            return PromiseA.reject({
+              message: "invalid Host header"
+            , code: "E_INVALID_HOST"
+            });
+          }
+
+          return fs.readdirAsync(path.join(__dirname, 'sites-enabled')).then(function (nodes) {
+            nodes.forEach(function (node) {
+              if ('function' === typeof staticHandlers[host] && !staticHandlers[host].then) {
+                return;
+              }
+
+              if (-1 === node.indexOf('.') || invalidHost.test(node)) {
+                return;
+              }
+
+              console.log('vhost static');
+              console.log(node);
+              staticHandlers[node] = require('serve-static')(path.join(__dirname, 'sites-enabled', node));
+            });
+
+            console.log('vhost static final');
+            console.log(host);
+            console.log(staticHandlers[host]);
+
+            if (staticHandlers[host]) {
+              staticHandlers[host](req, res, next);
+            } else {
+              next();
+            }
+
+            return staticHandlers[host];
+          });
+        });
+      });
+
+      workerApp = app;
+      return app;
     });
 
     return workerApp;