write built packages to file #49
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These derivations are never pulled from a cache, so there is no need to waste cycles uploading them to a cache.
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Btw. I am using |
Mic92
reviewed
Oct 31, 2022
| for drv := range missingDrvs { | ||
| c := exec.Command("nix", "show-derivation", "--experimental-features", "nix-command", drv) |
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If you are already adding third-party dependencies, it would be more straight forward to parse the derivation file directly using https://github.com/nix-community/go-nix#pkgderivation
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ah yeah, didn't realize that was an option, good idea.
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also check out nix-fast-build. Maybe it already does what you need (needs flakes though). |
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This is useful for e.g. running
nix copyafter the build. Only packages that do not havepreferLocalBuild = trueare written to avoid copying useless paths to a cache.This real world example is already making use of this changeset:
https://github.com/nrdxp/nrdos/blob/master/.github/actions/nix/run.sh