Handle sentry config and express routing/page handling errors, to do: handle uncaughtExceptions

package.json

@@ -28,7 +28,8 @@
     "express-http-proxy": "0.6.0",
     "lodash.defaults": "3.1.2",
     "mustache": "2.1.3",
-    "newrelic": "1.22.1"
+    "newrelic": "1.22.1",
+    "raven": "0.8.1"
   },
   "devDependencies": {
     "autoprefixer-loader": "2.1.0",

server/index.js

@@ -33,6 +33,21 @@ for (var routeId in routes) {
     app.get(route.pattern, handler(route));
 }
 
+if (typeof process.env.SENTRY_DSN === 'string' ) {
+    var raven = require('raven');
+    app.get( '/sentrythrow', function mainHandler (req,res) { throw new Error('Sentry Test'); } );
+
+    // These handlers must be applied _AFTER_ other rotes have been applied
+    app.use( raven.middleware.express.requestHandler( process.env.SENTRY_DSN ) );
+    app.use( raven.middleware.express.errorHandler( process.env.SENTRY_DSN ) );
+    app.use( function errorHandler(err, req, res, next) {
+      res.append('X-Sentry-ID:'+res.sentry);
+      res.status(500);
+      next(err);
+  } );
+
+}
+
 // Bind proxies in development
 if (process.env.NODE_ENV !== 'production') {
     var proxyHost = process.env.PROXY_HOST || 'https://staging.scratch.mit.edu';