Glossary: Difference between revisions

Revision as of 12:00, 23 April 2022

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

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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
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