nixpkgs/pkgs/top-level/make-tarball.nix
Vladimír Čunát 95591e8741 pkgs/top-level/make-tarball.nix: avoid hardlinks
(cherry picked from commit 72e89d7461)
2024-06-04 13:15:14 +00:00

80 lines
2.3 KiB
Nix

{ nixpkgs
, officialRelease
, pkgs ? import nixpkgs.outPath {}
, nix ? pkgs.nix
, lib-tests ? import ../../lib/tests/release.nix { inherit pkgs; }
}:
pkgs.releaseTools.sourceTarball {
name = "nixpkgs-tarball";
src = nixpkgs;
inherit officialRelease;
version = pkgs.lib.fileContents ../../.version;
versionSuffix = "pre${
if nixpkgs ? lastModified
then builtins.substring 0 8 (nixpkgs.lastModifiedDate or nixpkgs.lastModified)
else toString (nixpkgs.revCount or 0)}.${nixpkgs.shortRev or "dirty"}";
buildInputs = with pkgs; [ nix.out jq lib-tests brotli ];
configurePhase = ''
eval "$preConfigure"
releaseName=nixpkgs-$VERSION$VERSION_SUFFIX
echo -n $VERSION_SUFFIX > .version-suffix
echo -n ${nixpkgs.rev or nixpkgs.shortRev or "dirty"} > .git-revision
echo "release name is $releaseName"
echo "git-revision is $(cat .git-revision)"
'';
dontUnpack = true;
dontBuild = false;
doCheck = true;
checkPhase = ''
echo "generating packages.json"
(
echo -n '{"version":2,"packages":'
NIX_STATE_DIR=$TMPDIR NIX_PATH= nix-env -f $src -qa --meta --json --show-trace --arg config 'import ${./packages-config.nix}'
echo -n '}'
) | sed "s|$src/||g" | jq -c > packages.json
# Arbitrary number. The index has ~115k packages as of April 2024.
if [ $(jq -r '.packages | length' < packages.json) -lt 100000 ]; then
echo "ERROR: not enough packages in the search index, bailing out!"
exit 1
fi
packages=$out/packages.json.br
mkdir -p $out/nix-support
brotli -9 < packages.json > $packages
echo "file json-br $packages" >> $out/nix-support/hydra-build-products
'';
# --hard-dereference: reproducibility for src if auto-optimise-store = true
# Some context: https://github.com/NixOS/infra/issues/438
distPhase = ''
mkdir -p $out/tarballs
XZ_OPT="-T0" tar \
--create \
--xz \
--file=$out/tarballs/$releaseName.tar.xz \
--absolute-names \
--transform="s|^$src|$releaseName|g" \
--transform="s|^$(pwd)|$releaseName|g" \
--owner=0 \
--group=0 \
--numeric-owner \
--format=gnu \
--sort=name \
--mtime="@$SOURCE_DATE_EPOCH" \
--mode=ug+w \
--hard-dereference \
$src $(pwd)/{.version-suffix,.git-revision}
'';
}