chroma: do version info substitution in postFetch

This should increase reproducibility of the derivation as we can delete
the .git directory in the src derivation.
This commit is contained in:
sternenseemann 2021-06-27 11:46:52 +02:00 committed by sterni
parent 801a040dee
commit b5460f9ce2

View file

@ -1,4 +1,4 @@
{ lib, buildGoModule, fetchFromGitHub, git }:
{ lib, buildGoModule, fetchFromGitHub }:
buildGoModule rec {
pname = "chroma";
@ -8,24 +8,27 @@ buildGoModule rec {
owner = "alecthomas";
repo = pname;
rev = "v${version}";
sha256 = "0g5l961sr05p0kfj56qcxs9f4x3ji3p6n96zrc16cij5ncncasxw";
sha256 = "19d7yr6q8kwrm91yyglmw9n7wa861sgi6dbwn8sl6dp55czfwvaq";
# populate values otherwise taken care of by goreleaser,
# unfortunately these require us to use git. By doing
# this in postFetch we can delete .git afterwards and
# maintain better reproducibility of the src.
leaveDotGit = true;
postFetch = ''
cd "$out"
commit="$(git rev-parse HEAD)"
date=$(git show -s --format=%aI "$commit")
substituteInPlace "$out/cmd/chroma/main.go" \
--replace 'version = "?"' 'version = "${version}"' \
--replace 'commit = "?"' "commit = \"$commit\"" \
--replace 'date = "?"' "date = \"$date\""
find "$out" -name .git -print0 | xargs -0 rm -rf
'';
};
nativeBuildInputs = [ git ];
# populate values otherwise taken care of by goreleaser
# https://github.com/alecthomas/chroma/issues/435
postPatch = ''
commit="$(git rev-parse HEAD)"
date=$(git show -s --format=%aI "$commit")
substituteInPlace cmd/chroma/main.go \
--replace 'version = "?"' 'version = "${version}"' \
--replace 'commit = "?"' "commit = \"$commit\"" \
--replace 'date = "?"' "date = \"$date\""
'';
vendorSha256 = "0y8mp08zccn9qxrsj9j7vambz8dwzsxbbgrlppzam53rg8rpxhrg";
subPackages = [ "cmd/chroma" ];