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| TOFU || [https://en.wikipedia.org/wiki/Trust_on_first_use Trust on first use] || Trust the hash of a source for the first time when you fetch it, and fix it in the nix expression
| TOFU || [https://en.wikipedia.org/wiki/Trust_on_first_use Trust on first use] || Trust the hash of a source for the first time when you fetch it, and fix it in the nix expression
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Revision as of 12:00, 23 April 2022

NixOS/Nix/Nixpkgs/Nix* slang terms and common abbreviations

See the Nix glossary: https://nixos.org/manual/nix/unstable/glossary.html

Nix* specific terms
Term Explanation
Hydra The CI for nixpkgs, see https://hydra.nixos.org
ofborg A github bot automating CI and other things. See https://github.com/NixOS/ofborg
Nix* specific abbreviations
Abbreviation Full version Explanation
CA Content-addressed ?
FOD Fixed output derivation A derivation where it is ensured by means of a hash that the output is fixed. Often, these are source tarballs.
IFD Import from derivation Using the result of a derivation in a nix expression. See https://blog.hercules-ci.com/2019/08/30/native-support-for-import-for-derivation/
NUR Nix User Repository A community driven meta-repository of user maintained packages. See https://github.com/nix-community/NUR
ZHF Zero hydra failures As part of the release cycle, there is a time where nixpkgs maintainers try to minimise the number of build errors. ZHF is the goal of this process.
Non-Nix* specific abbreviations that are used heavily in the Nix* ecosystem
Abbreviation Full version Nix*-specific explanation
r13y Reproducibility The same derivation should produce the same output every time it is instantiated
TOFU Trust on first use Trust the hash of a source for the first time when you fetch it, and fix it in the nix expression