Robert-Jensen.dk

Mission Control: One Dashboard for 30+ Side Projects

Wed, 22 Jul 2026 19:00:00 +0200

Why I built a self-hosted dashboard on top of GitHub issues to keep track of 30+ side projects. The staleness score that decides what I work on next, the Refine + Appwrite stack behind it, and the mistakes I made along the way.

Building Home Stories: How My Sister's YouTube Channel Turned Into a Renovation App

Wed, 15 Jul 2026 10:00:00 +0200

The honest story behind Home Stories, an iOS app for homeowners to plan renovation projects - track the budget, save products and prices, log the hours, and keep the before-and-after photos in one place. How it started, what it does, and what the user feedback has taught me.

Vibe Coding is the new FrontPage - and that's not necessarily bad

Sun, 24 Aug 2025 10:00:00 +0200

How AI-assisted coding tools like GitHub Copilot and ChatGPT mirror the democratization of web development that Microsoft FrontPage started. Why the resistance is familiar and why embracing AI coding tools is the right path forward.

Are you modernizing or just doing lift and shift?

Fri, 25 Apr 2025 12:00:00 +0100

Moving between hypervisor platforms might save on licensing costs, but are you truly modernizing your applications or just moving in circles?

Fix LoadBalancer Services Not Working on Single Node Talos Kubernetes Cluster

Wed, 26 Mar 2025 12:00:00 +0100

Step-by-step guide to fixing LoadBalancer services on single-node Talos Kubernetes clusters by modifying node labels for both Cilium and MetalLB implementations.

Using Multiple Traefik Instances on a Single Docker Host

Wed, 19 Mar 2025 12:00:00 +0100

How to run multiple Traefik instances on the same Docker host and selectively route containers to different proxies using labels

Securely Exposing Services with Traefik and Tailscale

Mon, 10 Mar 2025 12:00:00 +0100

Step-by-step guide to creating a secure gateway for self-hosted services using Traefik reverse proxy with Tailscale VPN, complete with automatic HTTPS certificates and clean URL routing for your private network infrastructure

VCF Create Transport Node Collection fails at 48 percent

Thu, 29 Aug 2024 12:00:00 +0100

Troubleshooting guide for VMware Cloud Foundation (VCF) deployment failure during Transport Node Collection creation at 48%. Learn how to resolve NSX Manager connectivity issues and firewall configuration problems in your VMware infrastructure.

Enhance Kubectl with Local AI using Ollama and Open Source LLMs

Sun, 04 Aug 2024 12:00:00 +0100

Learn how to streamline Kubernetes manifest creation with kubectl-ai and local LLMs running on Ollama. This step-by-step guide shows how to install, configure and use open-source AI models locally to enhance your Kubernetes workflow without cloud dependencies.

Running External DNS with CloudFlare

Wed, 15 May 2024 12:00:00 +0100

Are you tired of manually creating DNS records for your Kubernetes services? In this tutorial, we'll show you how to automate the process using CloudFlare and External DNS. We'll walk you through the steps of setting up a Cloudflare API key, installing External DNS, and configuring it to work with your Kubernetes cluster. With this setup, you can easily create and manage DNS records for your services without having to manually update them in CloudFlare. Perfect for IT professionals looking to streamline their workflow and improve their infrastructure's reliability and security.

Adding extra vlan/portgroup to a Tanzu TKGS enviroment

Mon, 22 Apr 2024 12:00:00 +0100

Are you struggling to add more than one network to your vSphere with Tanzu environment using the AVI Loadbalancer? This quick guide shows you how to overcome this limitation and use multiple networks on your workload namespaces. Learn how to configure your supervisor cluster, add new port groups, and define network ranges for each network. Perfect for IT professionals looking to optimize and secure their virtual infrastructure.

Fixing Cilium on Kind

Thu, 25 Jan 2024 12:00:00 +0100

Troubleshooting and solving Cilium networking issues on Apple Silicon M1 MacBooks by replacing Docker Desktop with Colima for local Kubernetes Kind clusters

VScode Devcontainer and Git signing

Tue, 05 Dec 2023 00:00:00 +0100

How to setup VScode Devcontainer to use a local SSH key for signing

Tanzu Basic Videos

Sun, 17 Sep 2023 12:00:00 +0100

A list of videos create to show the basics of VMware Tanzu Kubernetes grid

When Kubernetes is not the right choice

Tue, 27 Jun 2023 12:00:00 +0100

How to update applications on Docker, the same you you would on Kubernetes

Build, Publish and host your Docker images on Github Registry

Tue, 23 May 2023 12:00:00 +0100

How to build, publish and host docker images on Github using Github actions

Double Reverse Proxy

Mon, 06 Mar 2023 12:00:00 +0100

How to setup Caddy reverse proxy, after Cloudflare reverse proxy

Kubernetes with Continuous Delivery included

Thu, 16 Feb 2023 12:00:00 +0100

How to deploy kubernetes with Continuous Delivery as part of the deployment

Static files in Buildpacks

Fri, 20 Jan 2023 12:00:00 +0100

Troubleshoot and solve static file preservation issues in Cloud Native Buildpacks. Step-by-step guide for handling static assets in containerized Golang applications.

Events where i'm speaking

Tue, 17 Jan 2023 11:56:57 +0100

Talks and speaking engagements by Robert Jensen on cloud native, Kubernetes, Tanzu Application Platform, Backstage and DevOps — with slides and recordings.

Auto generating TLS Certificates for Tanzu Application Platform (TAP) Workloads

Thu, 27 Oct 2022 19:46:27 +0100

How to configure Tanzu Application Platform, to auto generate certificates for workloads

Remote Access to POD, without opening firewall, on Tanzu Community Edition

Thu, 21 Apr 2022 08:36:34 +0200

How to expose a local POD or Service, to the outside world, without opening any firewall ports

Tanzu Application Platform Accelerator with YTT

Mon, 11 Apr 2022 08:18:44 +0200

How to use YTT with Tanzu Application Accelerators

Using Github Actions With Tailscale to build in the cloud and Deploy Locally

Mon, 27 Dec 2021 19:46:27 +0100

How to use Github Actions, to Create and build docker containers, and then deploy them localy using Tailscale, to Kubernetes

Manage Multiple Kubeconfigs Using iCloud and Kubectx

Thu, 04 Nov 2021 13:37:46 +0100

How to manage multiple kubeconfig files, using iCloud sync, and Kubectx

New Role

Wed, 20 Oct 2021 12:25:48 +0200

Transitioning from VMware Cloud Management Specialist to Modern Applications business unit, focusing on Tanzu platform and DevOps practices for developers.

Installing Microk8s With Traefik and Metallb

Mon, 18 Oct 2021 20:32:15 +0200

Complete guide to install MicroK8s with Traefik reverse proxy and MetalLB load balancer on Ubuntu 20.04. Learn Kubernetes setup with automatic Let's Encrypt certificates and external IP management.

Using Github Actions to Build Containers (and host them)

Thu, 09 Sep 2021 13:20:37 +0200

How to build and host Docker containers, using Github actions

Hello Buildpacks, goodbye Dockerfiles

Wed, 01 Sep 2021 13:55:17 +0200

Discover Cloud Native Buildpacks as a Dockerfile alternative for containerizing applications. Learn benefits, implementation with GitHub Actions, and Python/Streamlit examples.

Disable Windows Print Spooler to avoid Exploit CVE-2021-1675

Thu, 01 Jul 2021 19:42:06 +0200

How to disable the Windows Printer Spooler service, using SaltStack, to avoid exploit CVE-2021-1675

Auto Install Cloudbase-Init

Thu, 03 Jun 2021 11:27:40 +0200

How to automaticly install Cloudbase-Init onto Windows VM's using packer, with a configuration that works with vSphere and vRealize Automation

How to Level Up, as a vSphere admin

Tue, 01 Jun 2021 10:58:05 +0200

How to level up as a vSphere admin, is about the VMUG summer presentation, around this topic, on what tools to use, when you are a vSphere admin, to be better at your job

Install Loginsight agent using SaltStack

Thu, 20 May 2021 20:50:06 +0200

How to use SaltStack to deploy and install LogInsight on to both Linux and windows, and to maintain the initial configuration, and then switch the control over to the LogInsihgt server, using Grains

New Project

Fri, 07 May 2021 20:13:49 +0200

Description, of my new project, where i use Hugo, FastAPI, Mongodb and some other tools, to list all the Crossfit and Non Crossfit boxes in the world

Integrate Azure Devops With Vmware Codestream

Mon, 22 Mar 2021 08:22:25 +0100

Learn how to integrate Azure DevOps with VMware CodeStream for CI/CD pipelines. Step-by-step guide using API tokens and Bearer authentication to trigger VMware CodeStream pipelines from Azure DevOps workflows.

Keeping .env files in sync using Bitwarden

Fri, 19 Mar 2021 10:48:02 +0100

How to store your enviroment variables in Bitwarden password manager, and get the onto your system, using Bitwarden CLI

When Testing Got Easy - a story about SMTP and Docker

Wed, 03 Mar 2021 15:55:59 +0100

How to automaticly create your own Docker container, with all the tools you need, and update it automaticly, when new verions get's realesed.

Installing Harbor Container Registry Behind Traefik Reverse Proxy With Let's Encrypt Certificate

Fri, 19 Feb 2021 13:53:10 +0100

How to setup Harbor Container Registry, behind Traefik Reverse Proxy, and how to get secure https Let's Encrypt certificates deploye automaticly

Easy Updating CI/CD Tools

Thu, 18 Feb 2021 09:18:30 +0100

How to use Docker autobuild feature, to automaticly create and deploy container images to Docker Hub

Remote Access to Demolab using Apache Guacamole

Tue, 19 Jan 2021 09:35:55 +0100

How to setup Tailscale, to get remote, seamless access to you home lab, or demo enviroment.

Tailscale on Ubitique Edgerouter

Tue, 12 Jan 2021 20:28:10 +0100

How to install Tailscale on an Unifi Edgerouter Lite, to make it a proxy endpoint, for the rest of your Lan

Secure Deployments With Docker, Traefik and Let's Encrypt

Wed, 06 Jan 2021 20:45:52 +0100

Learn to deploy secure Docker applications using Traefik reverse proxy with automatic Let's Encrypt SSL certificates and custom DNS configuration for production-ready setups.

Custom DNS Resolver for Homelabs

Sun, 20 Dec 2020 09:53:39 +0100

Resolve internal homelab domains on macOS and Linux using per-domain files in /etc/resolver, so custom DNS servers take priority even while connected to a VPN.

Giving Back for the First Time

Sat, 12 Dec 2020 15:18:34 +0000

My first experience contributing to open source projects on GitHub. Learn how easy it can be to contribute to projects you use daily, starting with simple translations and documentation improvements.

Application Deployment With Salt and Vra

Tue, 24 Nov 2020 14:09:39 +0100

Automate application deployment on vSphere by integrating SaltStack with vRealize Automation, using grains and reactors to install Docker and keep VMs compliant.

Docker for Almost Everything

Sat, 21 Nov 2020 19:26:12 +0100

Discover how to use Docker containers for system administration tasks beyond development. Learn GitOps approach with Docker Hub, Jenkins automation, and practical examples including SaltStack minion containers for testing.

Automating Folding@Home With VMware Code Stream

Wed, 18 Nov 2020 16:42:22 +0100

Automate Folding@home on vSphere with VMware Code Stream and Terraform, using a Git-triggered pipeline to deploy and update appliances as infrastructure as code.

Move Blog

Fri, 06 Nov 2020 12:56:48 +0100

Moving a blog from Blogger to a static site built with Hugo and deployed via Netlify, for a faster, free, Git-based publishing workflow managed in VS Code.

About

Fri, 06 Nov 2020 11:56:57 +0100

Welcome to my blog.

I’m not a big writer, so don’t expect too much. But from time to time, I create posts, of what i’m doing, and what I think, others could find interesting.

Most posts will probably be around Cloud Native development, and things in that space. But I might wander off, and do other stuff as well :-)

Jenkins and CodeStream CSRF fix

Thu, 30 Jul 2020 21:38:00 +0200

Fix the Jenkins CSRF crumb error in VMware Code Stream pipelines by replacing username and password credentials with a Jenkins API token for a permanent solution.

Demo Enviroment on demand

Tue, 02 Jun 2020 12:25:00 +0200

Build a demo environment on demand for vRealize Automation Cloud, chaining an iPhone shortcut, AWS API Gateway, Lambda, and a Code Stream pipeline to deploy VMs.

How to show the value of Automation

Mon, 16 Dec 2019 11:27:00 +0100

Prove the value of automation by tracking vRealize Automation VM deployments with Python ABX functions, an S3-hosted JSON store, and a ThingSpeak dashboard.

Remote development from anywhere

Wed, 09 Oct 2019 09:05:00 +0200

Remote development from anywhere using VS Code Remote and ZeroTier, a free SD-WAN overlay that reaches homelab VMs without VPN or SSH headaches.

VMware Cloud Management series

Thu, 11 Jul 2019 11:19:00 +0200

A VMware Cloud Management video series covering vRealize Automation and Cloud Assembly: multi-cloud blueprints, Ansible integration, extensibility, and pipelines.

K8S Ingress and Pfsense firewall

Thu, 04 Jul 2019 15:04:00 +0200

Fix a Kubernetes Ingress Controller failing on a vSphere homelab because pfSense DNS rebind protection blocks xip.io, with the exact forwarder and resolver settings.

Duplicate ipadress on Packer Ubuntu VM's

Fri, 03 May 2019 20:57:00 +0200

Fixing duplicate IP addresses on Packer-built Ubuntu VMs by setting a MAC-based Netplan dhcp-identifier, automated with a shell script in the build pipeline.

New Password manager

Sat, 30 Mar 2019 13:44:00 +0100

A short description, around my new passwordmanager Bitwarden

Filter Extensibility subscriptions in CAS

Tue, 22 Jan 2019 13:28:00 +0100

Filter extensibility subscriptions in VMware Cloud Assembly using a blueprint input and custom property so Slack notifications only fire when you choose to.

Cloud Agnostic Blueprints in VMware CAS

Fri, 18 Jan 2019 07:51:00 +0100

Cloud agnostic blueprints in VMware Cloud Assembly deploy one YAML blueprint across AWS, Azure, GCP and vSphere using tags and constraints to pick regions.

Getting started with Cloud Automation Services - Almost

Wed, 12 Dec 2018 21:11:00 +0100

Getting started with VMware Cloud Automation Services and Cloud Assembly: first impressions of the SaaS offering, YAML blueprints and storing them in Git.

Homekit support for non homekit devices

Mon, 12 Nov 2018 08:58:00 +0100

Add HomeKit support to non-HomeKit devices with cheap Sonoff switches and RavenCore firmware, replacing an OpenHAB and MQTT bridge with direct HomeKit control.

Monitor Domain Admins using VMware Log Insight

Wed, 27 Jun 2018 10:57:00 +0200

Monitor changes to the Domain Admins group with VMware Log Insight by building filtered searches that trigger security alerts or dashboard widgets.

Cloud Management Experience Day

Mon, 19 Feb 2018 14:00:00 +0100

VMware's Cloud Management Experience Day in Denmark lets customers explore CMP products through expert-led sessions and hands-on labs on 28 February 2018.

Fingbox - New security device in my home

Mon, 12 Feb 2018 14:54:00 +0100

Fingbox is a network security appliance that monitors your home network 24/7, checking for open ports, new devices and internet speed, with instant push alerts.

vRealize Business - Do you know your cost ?

Mon, 29 Jan 2018 09:05:00 +0100

vRealize Business reveals the true cost of your datacenter and compares it against public cloud pricing, helping IT teams inform cloud migration decisions.

Why i love my Netatmo Presence - Found potential thief

Fri, 19 Jan 2018 13:57:00 +0100

Netatmo Presence uses object detection to spot people, cars and animals, alerting the author to a potential bike thief and triggering HomeKit security lights.

Auto Clean up old recordings

Sun, 07 Jan 2018 20:47:00 +0100

Automatically delete old Netatmo Presence recordings on a Synology NAS using a scheduled DSM task and a simple find command to remove files older than 30 days.

Data collection Catalog Item in VRA

Thu, 04 Jan 2018 12:49:00 +0100

Automate vRealize Automation data collection by turning the built-in vRO workflow into a self-service XaaS catalog item, saving clicks on every endpoint scan.

VMware Lifecycle Manager - The first tool to install

Tue, 02 Jan 2018 11:16:00 +0100

vRealize Suite Lifecycle Manager simplifies installing, configuring and upgrading VMware products like vRA, vROps and Log Insight from a single appliance.

vSphere HTML5 Client - Have You Tried the Fling?

Wed, 27 Dec 2017 19:49:00 +0100

The vSphere HTML5 client keeps improving with weekly updates. Robert shares why he switched from the C# and Flash web clients and how to try the HTML5 Fling.

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