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An Anatomy of an ArgoCD ApplicationSet
TL; DR: Here’s a working ArgoCD Application Set in YAML with probably all popular features + comments. I wouldn’t expect anyone got theirselves here without knowing what an ArgoCD ApplicationSet is for but just in case. A good reference: https://medium.com/@geoffrey.muselli/argocd-at-scale-with-applicationset-go-template-7f326d8a61f3 🙂
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Solved: Kustomize Unable to Parse SM or JSON Patch
Recently I noticed that my ArgoCD manifests I used to patch using kustomize don’t work with latest version of kustomize anymore. The error I got looks like: My patch.yaml had something like this: There’s no syntax error in my files as this worked before. I tried to remove sections from the patch file and see…
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Solved: Upgrading Mastodon from 4.2.x to 4.3.1
It’s been almost 4 years since I started my own Mastodon instance. I took a look at the latest releases and my instance is way behind, so I decided to give v4.3.1 a try. With all the YAMLs and Kustomize stuff I did before, last few upgrades were as simple as a version number change.…
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How I Upgraded MongoDB 6 Directly to 8
Long story short, I had a server running Ubuntu 20.04 and unsurprisingly it’s been there for more than 4 years. For no reason I decided to give it an upgrade, actually 2 upgrades, ie. 20.04 –> 22.04 –> 24.04. And I totally regretted. The Ubuntu Linux system upgrade went well and I completely ignored the…
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Solved: Jsonnet Language Server in Zed Failed to Start
Since some update recently my Zed editor on my Macbook had trouble to start the Jsonnet language server, so the syntax validation and auto-complete are gone. I had a look at the error message but it didn’t really hinted anything: At least it told me where the server’s binary is located. So I went to…
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How to Enable HSTS Preload for WordPress (or any other website)
Today, I learned that even with full site HTTPS it’s still possible for a SSL stripping attach to happen. This is a very good YouTube video which everything regarding the attach and a solution – HSTS preload are explained. To make a WordPress site or any other website eligible for HSTS preload, it’s actually very…
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How to Use Dynamic Storage Provisioning in Kubernetes
Here are the notes on how I enabled dynamic provisioning for persistent volumes in my garage Kubernetes cluster, using a combination of: NFS server I used a typical installation of NFS server on Ubuntu Linux. Here’s the documentation from Ubuntu. CSI driver for NFS From the Github repo there are Helm templates provided to install…
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Why I Returned to Amber
Hello Amber, Bye Amber I switched to Amber Electric as one of the early adopters in April, 2021, because I had my PowerWall 2 installed a few months earlier and was eager to see how using more renewable energy could save me some money, and reduce my carbon footprint too – something I seemed to…