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46 lines
1.1 KiB
Nix
46 lines
1.1 KiB
Nix
# This turns ./outpaths.nix into chunks of a fixed size.
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{
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lib ? import ../../lib,
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path ? ../..,
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# The file containing all available attribute paths, which are split into chunks here
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attrpathFile,
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chunkSize,
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myChunk,
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includeBroken,
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systems,
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}:
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let
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attrpaths = lib.importJSON attrpathFile;
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myAttrpaths = lib.sublist (chunkSize * myChunk) chunkSize attrpaths;
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unfiltered = import ./outpaths.nix {
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inherit path;
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inherit includeBroken systems;
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};
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# Turns the unfiltered recursive attribute set into one that is limited to myAttrpaths
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filtered =
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let
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recurse =
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index: paths: attrs:
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lib.mapAttrs (
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name: values:
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if attrs ? ${name} then
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if lib.any (value: lib.length value <= index + 1) values then
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attrs.${name}
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else
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recurse (index + 1) values attrs.${name}
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# Make sure nix-env recurses as well
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// {
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recurseForDerivations = true;
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}
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else
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null
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) (lib.groupBy (a: lib.elemAt a index) paths);
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in
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recurse 0 myAttrpaths unfiltered;
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in
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filtered
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