Home » Docker

Tag Archives: Docker

Containerizing Spring Boot Applications with Buildpacks

In this article, we will see how to containerize the Spring Boot applications with Buildpacks. In one of the previous articles, I discussed Jib. Jib allows us to build any Java application as the docker image without Dockerfile. Now, starting with Spring Boot 2.3, we can directly containerize the Spring Boot application as a Docker image as Buildpacks support is ...

Read More »

Java/Cloud: How to Quickly Create a Kubernetes-ready REST Microservice

It is safe to say that the Microservice + Cloud combination is all the rage these days. Microservices are being developed more than ever, in turn resulting in an increase in the number of application deployments. During the past decade, containerization and orchestration tools such as Docker and Kubernetes were developed, making the microservice pattern really easy to adopt. This ...

Read More »

Apache Ignite and Spring on your Kubernetes Cluster Part 1: Spring Boot application

On a previous series of blogs we spun up an Ignite cluster on a Kubernetes cluster.In this tutorial we shall use the Ignite cluster created previously on with a Spring Boot Application. Let’s create our project using Spring Boot. The Spring Boot application will connect to the Ignite cluster. Let’s add our dependencies. <?xml version="1.0" encoding="UTF-8"?> <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 ...

Read More »

Apache Ignite on your Kubernetes Cluster Part 2: RBAC Explained

You had a cache service running however all you did was installing a helm chart.In this blog we shall evaluate what is installed and take notes for our futures helm charts. The first step would be to view the helm chart. 1 2 3 > helm list NAME            NAMESPACE   REVISION    UPDATED                                 STATUS      CHART           APP VERSION ignite-cache    default     1           2020-03-07 22:23:49.918924 ...

Read More »

So You Wanna Build a (Test) Mail Server

I’ve recently been working on an app which processes data in an email box. Old school! What’s the best way to test that? We could mock out the mail service and do occasional smoke tests against the real mail server. That approach is fine, but leaves the mail server integration code untested for most builds. Another approach is to black ...

Read More »