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Alexej Disterhoft

Alexej Disterhoft

DevOps guy, rambling on about stuff.


Reverse-Engineering the MapR Ticket format

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Write-up on how to reverse-engineer the MapR ticket format, reconstruct the protobuf definition, and write a simple proof of concept to parse MapR tickets in Python.

sudo with Touch ID in macOS Sonoma

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For whatever reason, Touch ID approval for sudo commands is not enabled by default in macOS. Fortunately, it’s easy to change that.

Wildcard Let's Encrypt certificates with Traefik and k3s

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tl;dr. Learn how to use wildcard certificates issued with cert-manager and Let’s Encrypt with K3s and its standard ingress controller Traefik v2 with as little effort as possible.