letsdns: init at 1.2.1

New package, submitted by upstream author. LetsDNS manages DANE TLSA
records in DNS servers.

Signed-off-by: Ralph Seichter <github@seichter.de>

pkgs/by-name/le/letsdns/package.nix

@@ -0,0 +1,58 @@
+{
+  lib,
+  python3Packages,
+  fetchFromGitHub,
+  versionCheckHook,
+  nix-update-script,
+}:
+let
+  version = "1.2.1";
+in
+python3Packages.buildPythonApplication {
+  pname = "letsdns";
+  inherit version;
+  pyproject = true;
+
+  src = fetchFromGitHub {
+    owner = "LetsDNS";
+    repo = "letsdns";
+    tag = version;
+    hash = "sha256-TwGVm7sEOPvUqtvaAuIU/X5W3H4VAC8dskNunt8UO0I=";
+  };
+
+  build-system = [
+    python3Packages.setuptools
+  ];
+
+  nativeCheckInputs = [
+    python3Packages.pytestCheckHook
+    versionCheckHook
+  ];
+
+  dependencies = with python3Packages; [
+    cryptography
+    dnspython
+    requests
+  ];
+
+  disabledTestPaths = [
+    # These tests require upstream certificates
+    "tests/test_action.py"
+  ];
+
+  env = {
+    UNITTEST_CONF = "tests/citest.conf";
+  };
+
+  passthru.updateScript = nix-update-script { };
+
+  meta = {
+    description = "Manage DANE TLSA records in DNS servers";
+    homepage = "https://www.letsdns.de/";
+    downloadPage = "https://github.com/LetsDNS/letsdns";
+    changelog = "https://github.com/LetsDNS/letsdns/releases/tag/${version}";
+    license = lib.licenses.gpl3Only;
+    maintainers = with lib.maintainers; [ rseichter ];
+    mainProgram = "letsdns";
+  };
+}