feat(api): enable Sentry reporting

api-server/server/index.js

@@ -7,14 +7,26 @@ const loopback = require('loopback');
 const boot = require('loopback-boot');
 const expressState = require('express-state');
 const createDebugger = require('debug');
+const Sentry = require('@sentry/node');
 
+const { sentry } = require('../../config/secrets');
 const { setupPassport } = require('./component-passport');
 
 const log = createDebugger('fcc:server');
+
 // force logger to always output
 // this may be brittle
 log.enabled = true;
 
+if (sentry.dns === 'dsn_from_sentry_dashboard') {
+  log('Sentry reporting disabled unless DSN is provided.');
+} else {
+  Sentry.init({
+    dsn: sentry.dns
+  });
+  log('Sentry initialized');
+}
+
 Rx.config.longStackSupport = process.env.NODE_DEBUG !== 'production';
 const app = loopback();
 

api-server/server/middleware.json

@@ -1,5 +1,6 @@
 {
   "initial:before": {
+    "./middlewares/sentry-request-handler": {},
     "loopback#favicon": {
       "params": "$!../public/favicon.ico"
     },
@@ -59,7 +60,7 @@
   },
   "files": {},
   "final:after": {
-    "./middlewares/error-reporter": {},
+    "./middlewares/sentry-error-handler": {},
     "./middlewares/error-handlers": {},
     "strong-error-handler": {
       "params": {

api-server/server/middlewares/sentry-error-handler.js

@@ -0,0 +1,19 @@
+import { Handlers, captureException } from '@sentry/node';
+import { sentry } from '../../../config/secrets';
+
+export function reportError(err) {
+  return sentry.dns === 'dsn_from_sentry_dashboard'
+    ? console.error(err)
+    : captureException(err);
+}
+
+export default function sentryErrorHandler() {
+  return sentry.dns === 'dsn_from_sentry_dashboard'
+    ? (req, res, next) => next()
+    : Handlers.errorHandler({
+        shouldHandleError(error) {
+          // NOTE: 400 is too low, this is just for debugging
+          return !error.status || error.status >= 400;
+        }
+      });
+}

api-server/server/middlewares/sentry-request-handler.js

@@ -0,0 +1,8 @@
+import { Handlers } from '@sentry/node';
+import { sentry } from '../../../config/secrets';
+
+export default function sentryRequestHandler() {
+  return sentry.dns === 'dsn_from_sentry_dashboard'
+    ? (req, res, next) => next()
+    : Handlers.requestHandler();
+}

api-server/server/models/donation.js

@@ -1,7 +1,7 @@
 import { Observable } from 'rx';
 import debug from 'debug';
 
-import { reportError } from '../middlewares/error-reporter';
+import { reportError } from '../middlewares/sentry-error-handler.js';
 import InMemoryCache from '../utils/in-memory-cache';
 
 const log = debug('fcc:boot:donate');

config/secrets.js

@@ -27,8 +27,7 @@ const {
   TWITTER_TOKEN,
   TWITTER_TOKEN_SECRET,
 
-  ROLLBAR_APP_ID,
-  ROLLBAR_CLIENT_ID,
+  SENTRY_DSN,
 
   STRIPE_PUBLIC_KEY,
   STRIPE_SECRET_KEY,
@@ -95,9 +94,8 @@ module.exports = {
     passReqToCallback: true
   },
 
-  rollbar: {
-    appId: ROLLBAR_APP_ID,
-    clientId: ROLLBAR_CLIENT_ID
+  sentry: {
+    dns: SENTRY_DSN
   },
 
   stripe: {

sample.env

@@ -53,3 +53,5 @@ TEST_CHALLENGES_FOR_LANGS=english
 DOCKER_HOST_LOCATION=localhost
 
 GHOST_CLIENT_KEY=123abc
+
+SENTRY_DSN=dsn_from_sentry_dashboard