Handle entity too large and devMode

.babelrc

@@ -1,3 +1,3 @@
 {
-  "plugins": ["transform-flow-comments"]
+  "plugins": ["transform-flow-comments", "transform-object-rest-spread"]
 }

CHANGELOG.md

@@ -1,3 +1,8 @@
+# 0.13.16
+* Explicitly handle too large kraken notification payloads
+* Adds devMode utility
+* Turn on flow in index.js files
+
 # 0.13.15
 * Bump hull-client version to 1.2.2
 * Adds support for Account anonymous_id claim

package.json

@@ -1,6 +1,6 @@
 {
   "name": "hull",
-  "version": "0.13.15",
+  "version": "0.13.16",
   "description": "A Node.js client for hull.io",
   "main": "lib",
   "repository": {
@@ -35,6 +35,7 @@
   "dependencies": {
     "JSONStream": "^1.1.2",
     "aws-sdk": "^2.81.0",
+    "babel-polyfill": "^6.26.0",
     "basic-auth": "^1.1.0",
     "batch-stream": "^0.1.3",
     "bluebird": "^3.4.7",
@@ -54,26 +55,32 @@
     "kue": "^0.11.5",
     "kue-ui": "^0.1.0",
     "lodash": "^4.17.5",
-    "newrelic": "^2.4.1",
+    "newrelic": "^4.1.4",
     "passport": "^0.3.2",
+    "progress-bar-webpack-plugin": "^1.11.0",
     "promise-streams": "^1.0.1",
     "raven": "^2.4.2",
     "raw-body": "^2.1.7",
+    "react-hot-loader": "^4.2.0",
     "request": "^2.72.0",
     "sns-validator": "^0.3.0",
     "sqs-consumer": "^3.6.1",
     "supply": "0.0.4",
-    "urijs": "^1.18.7"
+    "urijs": "^1.18.7",
+    "webpack": "^3.12.0",
+    "webpack-dev-middleware": "^2.0.6",
+    "webpack-hot-middleware": "^2.22.2"
   },
   "peerDependencies": {
-    "express": "^4.16.2",
-    "newrelic": "^2.4.1"
+    "express": "^4.16.3",
+    "newrelic": "^4.1.4"
   },
   "devDependencies": {
     "babel": "^6.5.2",
     "babel-cli": "^6.24.1",
     "babel-eslint": "^7.1.1",
     "babel-plugin-transform-flow-comments": "^6.22.0",
+    "babel-plugin-transform-object-rest-spread": "^6.26.0",
     "babel-register": "^6.9.0",
     "chai": "^3.5.0",
     "chai-http": "^3.0.0",
@@ -90,12 +97,13 @@
     "mkdirp": "^0.5.1",
     "mocha": "^3.0.0",
     "nock": "^9.2.3",
-    "node-mocks-http": "^1.6.1",
+    "node-mocks-http": "^1.7.0",
     "nyc": "^11.0.3",
     "rimraf": "^2.6.0",
     "sinon": "^2.2.0",
     "sinon-chai": "^2.10.0",
     "superagent": "^3.8.2",
+    "supertest": "^3.1.0",
     "updtr": "^1.0.0"
   },
   "nodeBoilerplateOptions": {

src/errors/index.js

@@ -1,3 +1,4 @@
+// @flow
 /* eslint-disable global-require */
 
 /**

src/utils/dev-mode.js

@@ -0,0 +1,59 @@
+// @flow
+import type { $Application } from "express";
+
+const _ = require("lodash");
+const webpack = require("webpack");
+const webpackDevMiddleware = require("webpack-dev-middleware");
+const webpackHotMiddleware = require("webpack-hot-middleware");
+const ProgressBarPlugin = require("progress-bar-webpack-plugin");
+
+function devMode(app: $Application, config: Object) {
+  const entry = _.reduce(
+    config.entry,
+    (m: Object, v, k: string) => {
+      m[k] = [
+        require.resolve("babel-polyfill"),
+        require.resolve("react-hot-loader/patch"),
+        require.resolve("webpack-hot-middleware/client"),
+        v
+      ];
+      return m;
+    },
+    {}
+  );
+
+  const plugins = [
+    new webpack.HotModuleReplacementPlugin(),
+    ...config.plugins,
+    new webpack.NamedModulesPlugin(),
+    new ProgressBarPlugin({ clear: false }),
+    new webpack.NoEmitOnErrorsPlugin()
+  ];
+
+  const compiler = webpack({ ...config, entry, plugins });
+
+  app.use(
+    webpackDevMiddleware(compiler, {
+      hot: true,
+      quiet: false,
+      overlay: false,
+      noInfo: false,
+      lazy: false,
+      clientLogLevel: "none",
+      watchContentBase: true,
+      stats: { colors: true },
+      watchOptions: {
+        ignored: /node_modules/
+      },
+      historyApiFallback: {
+        disableDotRule: true
+      },
+
+      headers: { "Access-Control-Allow-Origin": "http://localhost" },
+      publicPath: config.output.publicPath
+    })
+  );
+  app.use(webpackHotMiddleware(compiler));
+}
+
+module.exports = devMode;

src/utils/index.js

@@ -1,3 +1,4 @@
+// @flow
 /**
  * General utilities
  * @namespace Utils
@@ -24,5 +25,7 @@ module.exports.SmartNotifierResponse = require("./smart-notifier-response");
 module.exports.PromiseReuser = require("./promise-reuser");
 
 module.exports.superagentUrlTemplatePlugin = require("./superagent-url-template-plugin");
-module.exports.superagentInstrumentationPlugin = require("././superagent-intrumentation-plugin.js");
-module.exports.superagentErrorPlugin = require("././superagent-error-plugin.js");
+module.exports.superagentInstrumentationPlugin = require("./superagent-intrumentation-plugin.js");
+module.exports.superagentErrorPlugin = require("./superagent-error-plugin.js");
+
+module.exports.devMode = require("./dev-mode");

src/utils/smart-notifier-middleware.js

@@ -37,7 +37,15 @@ module.exports = function smartNotifierMiddlewareFactory({ skipSignatureValidati
       }
     }
 
-    return bodyParser.json({ limit: "10mb" })(req, res, () => {
+    return bodyParser.json({ limit: "10mb" })(req, res, (err) => {
+      if (err !== undefined && err.type === "entity.too.large") {
+        Client.logger.error("connector.smartNotifierHandler.error", { error: err.toString() });
+        return next(new SmartNotifierError("ENTITY_TOO_LARGE", "Payload size bigger than 10mb", err.statusCode, {
+          type: "retry",
+          size: 1
+        }));
+      }
+
       Client.logger.debug("connector.smartNotifierHandler", _.pick(req.body, "channel", "notification_id"));
 
       if (!smartNotifierValidator.validatePayload()) {

test/unit/utils/smart-notifier-middleware-test.js

@@ -1,6 +1,7 @@
 /* global describe, it */
-const { expect, should } = require("chai");
-const sinon = require("sinon");
+const { expect } = require("chai");
+const http = require("http");
+const request = require("supertest");
 
 const smartNotifierMiddleware = require("../../../src/utils/smart-notifier-middleware");
 
@@ -10,4 +11,41 @@ describe("SmartNotifierMiddleware", () => {
     const testInstance = new smartNotifierMiddleware({});
     expect(typeof testInstance).to.equal("function");
   });
+
+  it("should handle notifications exceeding the json size limit", (done) => {
+    const testInstance = new smartNotifierMiddleware({ skipSignatureValidation: true });
+    const server = http.createServer((req) => {
+      testInstance(req, {}, (err) => {
+        expect(err.code).to.equal("ENTITY_TOO_LARGE");
+        expect(err.statusCode).to.equal(413);
+        expect(err.flowControl).to.eql({
+          type: "retry",
+          size: 1
+        });
+        done();
+      });
+    });
+    request(server)
+      .post("/")
+      .set("Content-Type", "application/json")
+      .set({
+        "content-type": "application/json",
+        "x-hull-smart-notifier": "yes",
+        "x-hull-smart-notifier-signature": "singature",
+        "x-hull-smart-notifier-signature-version": "v1",
+        "x-hull-smart-notifier-signature-public-key-url": "url"
+      })
+      .send({
+        configuration: {
+          id: "12312312312"
+        },
+        connector: {},
+        messages: [{
+          user: {
+            super_long_trait: String(".").repeat(10485760) // 10mb string
+          }
+        }]
+      })
+      .end(() => {});
+  });
 });