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nixpkgs/pkgs/development/tools/skopeo/default.nix

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Nix

{ stdenv
, lib
, buildGoPackage
, fetchFromGitHub
, runCommand
, gpgme
, libgpgerror
, lvm2
, btrfs-progs
, pkg-config
, libselinux
, go-md2man
}:
with stdenv.lib;
let
version = "0.2.0";
src = fetchFromGitHub {
rev = "v${version}";
owner = "containers";
repo = "skopeo";
sha256 = "09zqzrw6f1s6kaknnj3hra3xz4nq6y86vmw5vk8p4f6g7cwakg1x";
};
defaultPolicyFile = runCommand "skopeo-default-policy.json" {} "cp ${src}/default-policy.json $out";
goPackagePath = "github.com/containers/skopeo";
in
buildGoPackage {
pname = "skopeo";
inherit version;
inherit src goPackagePath;
outputs = [ "bin" "man" "out" ];
excludedPackages = "integration";
nativeBuildInputs = [ pkg-config (lib.getBin go-md2man) ];
buildInputs = [ gpgme ] ++ lib.optionals stdenv.isLinux [ libgpgerror lvm2 btrfs-progs libselinux ];
buildFlagsArray = ''
-ldflags=
-X github.com/containers/skopeo/vendor/github.com/containers/image/v5/signature.systemDefaultPolicyPath=${defaultPolicyFile}
-X github.com/containers/skopeo/vendor/github.com/containers/image/v5/internal/tmpdir.unixTempDirForBigFiles=/tmp
'';
preBuild = ''
export CGO_CFLAGS="$CFLAGS"
export CGO_LDFLAGS="$LDFLAGS"
'';
postBuild = ''
# depends on buildGoPackage not changing
pushd ./go/src/${goPackagePath}
make install-docs MANINSTALLDIR="$man/share/man"
popd
'';
meta = with stdenv.lib; {
description = "A command line utility for various operations on container images and image repositories";
homepage = "https://github.com/containers/skopeo";
maintainers = with maintainers; [ lewo ] ++ teams.podman.members;
license = licenses.asl20;
};
}