{ stdenv, go, docker, nixosTests }: stdenv.mkDerivation { name = "tarsum"; nativeBuildInputs = [ go ]; disallowedReferences = [ go ]; dontUnpack = true; CGO_ENABLED = 0; GOFLAGS = "-trimpath"; GO111MODULE = "off"; buildPhase = '' runHook preBuild mkdir tarsum cd tarsum cp ${./tarsum.go} tarsum.go export GOPATH=$(pwd) export GOCACHE="$TMPDIR/go-cache" mkdir -p src/github.com/docker/docker/pkg ln -sT ${docker.moby-src}/pkg/tarsum src/github.com/docker/docker/pkg/tarsum go build runHook postBuild ''; installPhase = '' runHook preInstall mkdir -p $out/bin cp tarsum $out/bin/ runHook postInstall ''; passthru = { tests = { dockerTools = nixosTests.docker-tools; }; }; meta.platforms = go.meta.platforms; }