Jul 23, 2018 By Paul Rowe, Matt Vincent Prerequisites This article builds on the prior article: Node Reference - Validation. Add Integration or Smoke Tests So far, our testing strategy has consisted of only Unit Testing, testing each module in isolation. While this type of testing covers most business logic, it does leave some gaps. It does not...
Jul 20, 2018 By Paul Rowe, Matt Vincent Prerequisites This article builds on the prior article: Node Reference - Put. Add model validation We now have a service that allows us to create product records but does not provide any mechanism for ensuring those products contain all the required data we need in the correct format. For this,...
Jul 19, 2018 By Paul Rowe, Matt Vincent Prerequisites This article builds on the prior article: Node Reference - DynamoDB. Create put test/endpoint First, lets write a spec for our POST /products endpoint. Create a file called products/createProduct.spec.js with the following contents: const proxyquire = require('proxyquire'); describe('products', function () { describe('createProduct', function () { beforeEach(function () { process.env.PRODUCTS_TABLE_NAME...
Jul 18, 2018 By Paul Rowe, Matt Vincent Prerequisites This article builds on the prior article: Node Reference - Authentication. Add DynamoDB Before we can start building out our product endpoints, we need a place to store them. For that, we are turning to DynamoDB. Tables are the main component, not a “database”, so we can create just...
Jul 17, 2018 By Paul Rowe, Matt Vincent Prerequisites This article builds on the prior article: Node Reference - Cognito. Adding authentication In order to leverage our new identity provider, we need to add a middleware into our Koa pipeline. This middleware will reject requests that do not contain valid tokens. We can accomplish this by using two...
Jul 16, 2018 By Paul Rowe, Matt Vincent Cognito setup In order to secure our application we are going to leverage OpenID Connect. Each request to our application from either another service or a logged in human user will contain a JSON Web Token (a.k.a. JWT) as a “Bearer” token in the Authorization header. This token not only...
Jul 13, 2018 By Paul Rowe, Matt Vincent Prerequisites This article builds on the prior article: Node Reference - HTTPS/DNS. HTTPS and DNS In this post we are going to add a friendly DNS address that can be used to invoke our service so that clients do not have to use the auto-generated AWS load balancer name. We...
Jul 12, 2018 By Paul Rowe, Matt Vincent Prerequisites This article builds on the prior article about AWS Fargate. Add an Application Load Balancer For a long time, AWS has supported an HTTP(S) load balancing service in the form of an Elastic Load Balancer (now called a “Classic load balancer”). When paired with ECS, a classic load balancer...
Jul 11, 2018 By Paul Rowe, Matt Vincent Prerequisites This article builds on the prior article about AWS CodePipeline. Fargate History With an automated build process underway, it is now time to switch focus to the application’s runtime environments. We will be creating two environments: Development (aka. Dev) and Production (aka. Prod). Consider wether your project needs more...
Jul 10, 2018 By Paul Rowe, Matt Vincent Prerequisites This article builds on the prior article: CloudFormation. Continuous building via AWS CodePipeline Not only are we going to manage our application environments with Cloudformation but we are also going to manage our deployment pipeline in the same manner. CodePipeline (Not to be confused with CodeDeploy) is the Continuous...
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