58 lines
1.7 KiB
Nix
58 lines
1.7 KiB
Nix
{ stdenv, closureInfo, dhall-bash, dhallPackages, lndir
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, # The file name of the resulting tarball
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fileName ? "nixos-system-${stdenv.hostPlatform.system}"
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, # The files and directories to be placed in the tarball.
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# This is a Dhall list of attribute sets {source, target} where `source'
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# is the file system object (regular file or directory) to be
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# grafted in the file system at path `target'.
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dhallContents
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, # In addition to `contents', the closure of the store paths listed
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# in `packages' are also placed in the Nix store of the tarball. This is
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# a list of attribute sets {object, symlink} where `object' if a
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# store path whose closure will be copied, and `symlink' is a
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# symlink to `object' that will be added to the tarball.
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storeContents ? [ ]
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# Extra commands to be executed before archiving files
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, extraCommands ? ""
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# Extra tar arguments
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, extraArgs ? "" }:
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let
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symlinks = map (x: x.symlink) storeContents;
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objects = map (x: x.object) storeContents;
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in stdenv.mkDerivation {
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name = "tarball";
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builder = ./make-system-tarball.sh;
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nativeBuildInputs = [ dhall-bash lndir ];
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inherit fileName extraArgs dhallContents;
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dhallPrelude = dhallPackages.Prelude;
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# TODO: this should be done with a hook
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extractContents = ''
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let Prelude = ${dhallPackages.Prelude}/binary.dhall
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let Mapping = { source : Text, target : Text }
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let Mappings = List Mapping
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in \(f : Mapping -> Text) -> Prelude.List.map Mapping Text f env:dhallContents
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'';
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# !!! should use XML.
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# sources = map (x: x.source) contents;
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# targets = map (x: x.target) contents;
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# !!! should use XML.
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inherit symlinks objects;
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closureInfo = closureInfo { rootPaths = objects; };
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}
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