c8d4dabc43
Remove optional builtins prefixes from prelude functions by running:
builtins=(
abort
baseNameOf
break
derivation
derivationStrict
dirOf
false
fetchGit
fetchMercurial
fetchTarball
fetchTree
fromTOML
import
isNull
map
null
placeholder
removeAttrs
scopedImport
throw
toString
true
)
fd \
--type file \
. \
pkgs \
--exec-batch sed --in-place --regexp-extended "
s/\<builtins\.($(
printf '%s\n' "${builtins[@]}" |
paste --delimiter '|' --serial -
))\>/\1/g
"
nix fmt
82 lines
1.7 KiB
Nix
82 lines
1.7 KiB
Nix
{
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stdenv,
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lib,
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coreutils,
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bash,
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gnutar,
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writeText,
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}:
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let
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stripScheme = builtins.replaceStrings [ "https://" "http://" ] [ "" "" ];
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stripNixStore = s: lib.removePrefix "${builtins.storeDir}/" s;
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in
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{
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name,
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registry ? "https://registry-1.docker.io/v2/",
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repository ? "library",
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imageName,
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tag,
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imageLayers,
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imageConfig,
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image ? "${stripScheme registry}/${repository}/${imageName}:${tag}",
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}:
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# Make sure there are *no* slashes in the repository or container
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# names since we use these to make the output derivation name for the
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# nix-store path.
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assert null == lib.findFirst (c: "/" == c) null (lib.stringToCharacters repository);
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assert null == lib.findFirst (c: "/" == c) null (lib.stringToCharacters imageName);
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let
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# Abuse paths to collapse possible double slashes
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repoTag0 = toString (/. + "/${stripScheme registry}/${repository}/${imageName}");
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repoTag1 = lib.removePrefix "/" repoTag0;
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layers = map stripNixStore imageLayers;
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manifest = writeText "manifest.json" (
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builtins.toJSON [
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{
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Config = stripNixStore imageConfig;
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Layers = layers;
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RepoTags = [ "${repoTag1}:${tag}" ];
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}
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]
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);
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repositories = writeText "repositories" (
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builtins.toJSON {
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${repoTag1} = {
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${tag} = lib.last layers;
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};
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}
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);
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imageFileStorePaths = writeText "imageFileStorePaths.txt" (
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lib.concatStringsSep "\n" ((lib.unique imageLayers) ++ [ imageConfig ])
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);
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in
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stdenv.mkDerivation {
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builder = ./fetchdocker-builder.sh;
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buildInputs = [ coreutils ];
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preferLocalBuild = true;
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inherit
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name
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imageName
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repository
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tag
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;
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inherit
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bash
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gnutar
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manifest
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repositories
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;
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inherit imageFileStorePaths;
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passthru = {
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inherit image;
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};
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}
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