Merge pull request #4735 from NixOS/document-ca-derivations

(briefly) document how to build ca derivations
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Eelco Dolstra 2021-04-23 14:21:25 +02:00 committed by GitHub
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@ -207,6 +207,14 @@ Derivations can declare some infrequently used optional attributes.
the hash in either hexadecimal or base-32 notation. (See the
[`nix-hash` command](../command-ref/nix-hash.md) for information
about converting to and from base-32 notation.)
- `__contentAddressed`
If this **experimental** attribute is set to true, then the derivation
outputs will be stored in a content-addressed location rather than the
traditional input-addressed one.
This only has an effect if the `ca-derivation` experimental feature is enabled.
Setting this attribute also requires setting `outputHashMode` and `outputHashAlgo` like for *fixed-output derivations* (see above).
- `passAsFile`
A list of names of attributes that should be passed via files rather