The Ansible Tour, Part 1: One Repository, Three Servers – How the Code Is Organised and What Happens During a Run
Part 1 of a tour through my Ansible code: how one repository and 34 roles run a…
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A Mail for Every SSH Login: A Two-Minute Tripwire with wtmp and systemd
A mail for every interactive SSH login within two minutes: a systemd timer reading wtmp, quiet for…
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Defense in Depth: Nine Layers Between the Internet and My Servers
Nine layers between the internet and my servers, an attacker's view of them, and what I changed…
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Ten Points, One Branch: Taking My Ansible Code From “It Works” to “It Is Clean”
Ten improvements to my Ansible code, tested without touching production: kubernetes.core, a real dry run, lint and…
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Hallo, Bonjour, Hola: Teaching My Blog Three New Languages with Polylang and a Small Army of AI Agents
Every post here now exists in English, German, French and Spanish: Polylang, a translation pipeline with an…
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