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Certificates with Azure Key Vault and Nginx Ingress Controller
Let’s face it. If you deploy web applications and APIs of any sort, you need certificates. If you have been long enough in IT, there’s just no escape! In this article, we will take a look at getting a certificate from Azure Key Vault to Azure Kubernetes service. Next, we will use that certificate with…
Deploy and bootstrap your Kubernetes cluster with Azure DevOps and GitOps
A while ago, I published a post about deploying AKS with Azure DevOps with extras like Nginx Ingress, cert-manager and several others. An Azure Resource Manager (ARM) template is used to deploy Azure Kubernetes Service (AKS). The extras are installed with Helm charts and Helm installer tasks. I mainly use it for demo purposes but…
An introduction to Flux v2
If you have read my blog and watched my Youtube channel, you know I have worked with Flux in the past. Flux, by weaveworks, is a GitOps Kubernetes Operator that ensures that your cluster state matches the desired state described in a git repository. There are other solutions as well, such as Argo CD. With…
Docker without Docker: a look at Podman
I have been working with Docker for quite some time. More and more however, I see people switching to tools like Podman and Buildah and decided to give that a go. I installed a virtual machine in Azure with the following Azure CLI command: Just replace RESOURCEGROUP, VMNAME and PASSWORD with the values you want…
Azure Application Gateway and Cloudflare
I often work with customers that build web applications on cloud platforms like Azure, AWS or Digital Ocean. The web application is usually built by a third party that specializes in e-Commerce, logistics or industrial applications in a wide range of industries. More often than not, these applications use CloudFlare for DNS, caching, and security.…
HashiCorp Waypoint Image Tagging
Recently (October, 2020) I posted an introduction to HashiCorp Waypoint on my YouTube channel. It shows how to build, push, deploy and release applications to Kubernetes with a single waypoint up command. If you want to check out that video first, see below ⬇⬇⬇ After watching that video, it should be clear that you drive…
Azure Private Link and DNS
When you are just starting out with Azure Private Link, it can be hard figuring out how name resolution works and how DNS has to be configured. In this post, we will take a look at some of the internals and try to clear up some of the confusion. If you end up even more…
How to delete an stubborn Azure Virtual Hub
A while ago, I created an Azure Virtual WAN (Standard) and added a virtual hub. For some reason, the virtual hub ended up in the state below: I tried to reset the router and virtual hub but to no avail. Next, I tried to delete the hub. In the portal, this resulted in a validating…
From MQTT to InfluxDB with Dapr
In a previous post, we looked at using the Dapr InfluxDB component to write data to InfluxDB Cloud. In this post, we will take a look at reading data from an MQTT topic and storing it in InfluxDB. We will use Dapr 0.10, which includes both components. To get up to speed with Dapr, please…
Using the Dapr InfluxDB component
A while ago, I created a component that can write to InfluxDB 2.0 from Dapr. This component is now included in the 0.10 release. In this post, we will briefly look at how you can use it. If you do not know what Dapr is, take a look at https://dapr.io. I also have some videos…
