Because I didn’t want to push all my custom images and sourcecode to public repos like hub.docker.com, I was looking for a self-hosted solution. After checking out the features of the official Docker registry, I was a bit underwhelmed by the missing repo based auth and the lack of combining the use as repository and cache. Read more

Having to log into all of your VKS clusters one by one sucks as you either have to export your vSphere Password as an environment variable (which is kinda insecure) or enter the Password for each of your Clusters over and over again. As we got annoyed with that one of my Customers (Ralf Dahmen) and I decided to fix this by developing a little bash script that automatically detects all clusters in your vSphere Namespaces and logs you in to them, to do so you only ned to enter your Password once. Read more

While I was testing Broadcom’s new Release 8.0.3, I encountered some issues getting my nested lab to work in a Proxmox environment. Despite enabling Nested Virtualization on all Proxmox nodes and setting the VM CPU type to ‘host,’ the vCLS service wouldn’t start due to EVC issues, causing DRS to malfunction. Troubleshooting Nested Virtualization First, I checked whether nested virtualization was enabled on the Proxmox nodes. This can be verified with the following command: Read more

VMware by Broadcom has recently released the “Consumption Interface” for the vSphere IaaS Control Plane (formerly known as vSphere with Tanzu or TKGS). This is a significant enhancement to the existing features of TKG, allowing for better management and visibility of your resources. With this new interface, you can now view and manage all your resources within vSphere namespaces directly from the vCenter GUI. This update simplifies the creation and updating of resources, enhancing the user experience. Read more

Identifying different applications running in the same Kubernetes cluster at an external firewall can be challenging. By default, all services running on a node are SNATed to the node’s IP address. With Antrea Egress we can make use of dedicated egress IPs for different Pods in a Cluster. If you just want to get to the quickstart, click here. What is Antrea? Antrea is a Kubernetes CNI which is currently a CNCF Sandbox Project. It is heavily used in Production by VMware and its Customers as it is the default CNI for VMware Tanzu. Read more