In an early March announcement Docker changed the way new versions are released and also branched it to Docker Community Edition (CE), Docker Enterprise Edition (EE) and Docker Cloud. The new Docker EE has some additional features like Docker Datacenter providing integrated container management and security from development to production. That makes the Docker environment a… Read More »
This is post in continuation of Docker: Orchestrate multiple containers with docker-compose The same application environment is specified using the docker-compose V2 specification. This looks very similar but with a simplified syntax and some extra features. STEP 1: List the existing images # docker images REPOSITORY TAG IMAGE ID CREATED SIZE 10.0.0.245:5000/test_app.v7 flat 53ac9d27fbb3 5… Read More »
This is a continuation of the post Install a Nexus Repository. In the following I will describe how to deploy a raw maven repository for the docker-compose files, docker make files and other text files. This repository will be used as the main entry point to the docker repository. STEP 1: Create a raw repository… Read More »
I had the task to find a way to store centrally docker containers of enterprise applications. The following constraints had to be met: – the containers should be used for QA and training by people who do not need to know the details of deploying complicated enterprise application environments. Docker-compose files will be used to… Read More »
In an enterprise environment we usually separate the components in independent containers: – a database container – a business application container – a web-layer application container – a load balancing layer container/containers – etc. When running our environment with docker and if the environment consist of something more than some simple tests, at some point… Read More »
[paypal_donation_button] In the following post I am going to describe how to create a custom docker image that contains the following: – Glassfish Application Server – Java JDK 1.8 – A custom deployed EJB 3.1 Application In connection with this a Postgres docker image from which we start a container with a certain database name… Read More »
Docker is a nice low-cost virtualization solution that is more and more popular. A very nice use case is to use it to create images of enterprise systems, images that can be used for testing without having to bother to delete databases and reinitialize testing environment. You just simply have to fire up another set… Read More »