Published On - July 8, 2019
SSL Options with Kubernetes – Part 3
In this post, we will see how you can terminate SSL (support HTTPS) for an application running in a Kubernetes cluster anywhere using an Ingress resource....
Published On - July 3, 2019
Building Images in a Heterogeneous Cluster
How I build Docker images in a heterogeneous cluster....
Published On - June 26, 2019
Kubernetes NetworkPolicies in Docker Enterprise Edition
Kubernetes running under Docker UCP uses the Calico CNI plugin so that you can use Kubernetes NetworkPolices to control pod to pod communication and communication between pods and other network endpoints. This blog post will walk you through an example of configuring Kubernetes NetworkPolices. We w...
Published On - May 25, 2019
Help! I need to change the pod CIDR in my Kubernetes cluster
Your Docker EE Kubernetes cluster has been working great for months, but you just found out that the IP address range you are using for your pods conflicts with some of your corporate server addresses. How can you change the pod CIDR range your cluster uses without breaking everything?...
Published On - May 24, 2019
32-bit Apps in a 64-bit Docker Container
How I ran a 32 bit application in a 64 bit container....
Published On - May 20, 2019
SSL Options with Kubernetes – Part 2
In the first post in this series we saw how to use the Kubernetes LoadBalancer service type to terminate SSL for your application deployed on a Kubernetes cluster in AWS. In this post, we will see how this can be done for a Kubernetes cluster in Azure....
Published On - May 16, 2019
How to securely deploy Docker EE on the AWS Cloud
Overview This reference deployment guide provides the step-by-step instructions for deploying Docker Enterprise Edition on the Amazon Web Services (AWS) Cloud. This automation references deployments that use the Docker Certified Infrastructure (DCI) template which is based on Terraform to launch, co...
Published On - April 30, 2019
SSL Options with Kubernetes – Part 1
We look into the options for enabling secure (HTTPS) communications with our applications running under Kubernetes container orchestration on a Docker Enterprise cluster....
Published On - April 23, 2019
The Power in a Name
All objects in docker can be named. These names can be used to query and manipulate the objects in docker. Let us see how this works....
Published On - April 15, 2019
Kubernetes tolerations working together with Docker UCP scheduler restrictions
In this blog post we´ll take a look at how the scheduler controls in Docker UCP interact with Kubernetes taints and tolerations. Both are used to control what workloads are allowed to run on manager and DTR (Docker Trusted Registry) nodes. Docker EE UCP mangers nodes are also Kubernetes master node...