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Homelab dashboard IP sync fails silently due to flawed error handling design

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A developer created a Python script on July 12 to synchronize IP addresses for dynamic homelab devices on a dashboard. The script was designed to fail safely by leaving tiles unchanged when devices were undetectable. This design masked a failure where reverse DNS lookups stopped working entirely after July 23, causing the script to log no changes for weeks. The developer discovered the issue on August 16 after reviewing logs showing thousands of identical failure entries. The incident highlighted the risk of inferring addresses from DNS instead of using authoritative sources.

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Homelab dashboard IP sync fails silently due to flawed error handling design · ShortSingh