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This case would only happen if a CNAME chain first expired from the cache in the wrong order and then subsequently was queried via glibc. Theirs tests may test
by t0mas88 9mo ago
This case would only happen if a CNAME chain first expired from the cache in the wrong order and then subsequently was queried via glibc. Theirs tests may test both that glibc resolving works and that re-querying expired records works, but not the combination of the two.
- mdavid626 9mo agoI’d test such scenarios as well. Run many real glibc resolvers for a while. Sooner or later caching issue would surface.