Installing a Kubernetes 1.4 cluster on Hypriot 1.1.1 with kubeadm

It’s been a while since our last blog post. However, we are back and again working with Kubernetes on a daily basis. This blog post will show you how to set up a Kubernetes 1.4 cluster with HypriotOS 1.1.1 and the new kubeadm tool. Prerequisites A couple »

[Guide] Setting up a Kubernetes on ARM cluster

This blog post will walk you through the steps of setting up kubernetes-on-arm that Luxas has created. Thanks to Luxas’ project it is pretty straightforward to get Kubernetes up and running on a Raspberry Pi. This guide will walk you through a fork of Luxas’ project, that contains minor adjustments »

[Guide] Implementing API Gateway pattern with Netflix Zuul and Spring Cloud

This post will give an introduction to the API Gateway pattern and demonstrate how to implement it using Spring Cloud and the Netflix OSS project Zuul. But first, lets have a look at the pattern. Chris Richardson describes this pattern here covering the usual aspects of a pattern. I’ll try »

[Guide] Implementing Spring Cloud Config

Changing configurations on running services can be cumbersome, especially if the application doesn’t have a way to be configured remotely. Spring Cloud Config provides a way to make this easier by introducing a Config Server from which clients fetch their configuration. The figure below illustrates how Spring Cloud Config works. »

[Guide] Set up an embedded MongoDB for testing in Spring Boot

This guide will show you a nifty trick to ease your testing in projects using MongoDB in Spring Boot. Many solutions seem to appear when you search for this, but the simplest solution seems to be the build in auto-configuration for Flapdoodle’s embedded Mongo. We used Maven for our project, »

[Guide] Using Swagger for documenting your Spring boot REST API

What is Swagger? Well, it’s a *must resist* … … a SWAG way of documenting your APIs. (in this dictionary SWAG refers to something being cool) Okay, with that out of the way. The guys at defines it to be a standard, language-agnostic interface to REST APIs which allows both »