Merge pull request #174588 from NixOS/backport-169312-to-release-22.05

[Backport release-22.05] apko: init at 0.3.3

pkgs/development/tools/apko/default.nix

@@ -0,0 +1,72 @@
+{ lib
+, buildGoModule
+, fetchFromGitHub
+, installShellFiles
+}:
+
+buildGoModule rec {
+  pname = "apko";
+  version = "0.3.3";
+
+  src = fetchFromGitHub {
+    owner = "chainguard-dev";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "sha256-j/tfa9O10HSEwzuXE2mjV2TVYuwk9lpA0PgsKDm70uI=";
+    # populate values that require us to use git. By doing this in postFetch we
+    # can delete .git afterwards and maintain better reproducibility of the src.
+    leaveDotGit = true;
+    postFetch = ''
+      cd "$out"
+      git rev-parse HEAD > $out/COMMIT
+      # '0000-00-00T00:00:00Z'
+      date -u -d "@$(git log -1 --pretty=%ct)" "+'%Y-%m-%dT%H:%M:%SZ'" > $out/SOURCE_DATE_EPOCH
+      find "$out" -name .git -print0 | xargs -0 rm -rf
+    '';
+  };
+  vendorSha256 = "sha256-jsNSYlTXUAUPG7vccjmonZUN1HAmULprCmJ1TYLYP00=";
+
+  nativeBuildInputs = [ installShellFiles ];
+
+  ldflags = [
+    "-s"
+    "-w"
+    "-X sigs.k8s.io/release-utils/version.gitVersion=v${version}"
+    "-X sigs.k8s.io/release-utils/version.gitTreeState=clean"
+  ];
+
+  # ldflags based on metadata from git and source
+  preBuild = ''
+    ldflags+=" -X sigs.k8s.io/release-utils/version.gitCommit=$(cat COMMIT)"
+    ldflags+=" -X sigs.k8s.io/release-utils/version.buildDate=$(cat SOURCE_DATE_EPOCH)"
+  '';
+
+  preCheck = ''
+    # requires network access to fetch alpine linux keyring
+    substituteInPlace pkg/apk/apk_unit_test.go \
+      --replace "TestInitKeyring" "SkipInitKeyring"
+  '';
+
+  postInstall = ''
+    installShellCompletion --cmd apko \
+      --bash <($out/bin/apko completion bash) \
+      --fish <($out/bin/apko completion fish) \
+      --zsh <($out/bin/apko completion zsh)
+  '';
+
+  doInstallCheck = true;
+  installCheckPhase = ''
+    runHook preInstallCheck
+    $out/bin/apko --help
+    $out/bin/apko version 2>&1 | grep "v${version}"
+    runHook postInstallCheck
+  '';
+
+  meta = with lib; {
+    homepage = "https://apko.dev/";
+    changelog = "https://github.com/chainguard-dev/apko/blob/main/NEWS.md";
+    description = "Build OCI images using APK directly without Dockerfile";
+    license = licenses.asl20;
+    maintainers = with maintainers; [ jk ];
+  };
+}

pkgs/top-level/all-packages.nix

@@ -236,6 +236,8 @@ with pkgs;
 
   fission = callPackage ../development/tools/fission { };
 
+  apko = callPackage ../development/tools/apko { };
+
   appthreat-depscan = callPackage ../development/tools/appthreat-depscan { };