push sheeet

pkgs/development/python-modules/carbon/default.nix

@@ -0,0 +1,71 @@
+{
+  lib,
+  buildPythonPackage,
+  cachetools,
+  fetchPypi,
+  nixosTests,
+  setuptools,
+  twisted,
+  txamqp,
+  urllib3,
+  whisper,
+}:
+
+buildPythonPackage rec {
+  pname = "carbon";
+  version = "1.1.10";
+  pyproject = true;
+
+  src = fetchPypi {
+    inherit pname version;
+    hash = "sha256-wTtbqRHMWBcM2iFN95yzwCf/BQ+EK0vp5MXT4mKX3lw=";
+  };
+
+  patches = [
+    # imp has been removed from python since version 3.12
+    # This patch replaces it with distutils.utils
+    ./replace-imp.patch
+  ];
+
+  # Carbon-s default installation is /opt/graphite. This env variable ensures
+  # carbon is installed as a regular Python module.
+  GRAPHITE_NO_PREFIX = "True";
+
+  postPatch = ''
+    substituteInPlace setup.py \
+      --replace-fail "cf.readfp(f, 'setup.cfg')" "cf.read(f, 'setup.cfg')"
+  '';
+
+  build-system = [ setuptools ];
+
+  dependencies = [
+    cachetools
+    twisted
+    txamqp
+    urllib3
+    whisper
+  ];
+
+  # Tests are not shipped with PyPI
+  doCheck = false;
+
+  passthru.tests = {
+    inherit (nixosTests) graphite;
+  };
+
+  pythonImportsCheck = [
+    "carbon"
+    "carbon.routers"
+  ];
+
+  meta = {
+    description = "Backend data caching and persistence daemon for Graphite";
+    homepage = "https://github.com/graphite-project/carbon";
+    changelog = "https://github.com/graphite-project/carbon/releases/tag/${version}";
+    license = lib.licenses.asl20;
+    maintainers = with lib.maintainers; [
+      offline
+      basvandijk
+    ];
+  };
+}

pkgs/development/python-modules/carbon/replace-imp.patch

@@ -0,0 +1,22 @@
+diff --git a/lib/carbon/routers.py b/lib/carbon/routers.py
+index d1c47b7..1a70d7e 100644
+--- a/lib/carbon/routers.py
++++ b/lib/carbon/routers.py
+@@ -1,4 +1,4 @@
+-import imp
++import importlib.util
+ from carbon.hashing import ConsistentHashRing, carbonHash
+ from carbon.util import PluginRegistrar
+ from six import with_metaclass
+@@ -130,9 +130,8 @@ class ConsistentHashingRouter(DatapointRouter):
+ 
+   def setKeyFunctionFromModule(self, keyfunc_spec):
+     module_path, func_name = keyfunc_spec.rsplit(':', 1)
+-    module_file = open(module_path, 'U')
+-    description = ('.py', 'U', imp.PY_SOURCE)
+-    module = imp.load_module('keyfunc_module', module_file, module_path, description)
++    spec = importlib.util.spec_from_file_location("keyfunc_module", module_path)
++    module = importlib.util.module_from_spec(spec)
+     keyfunc = getattr(module, func_name)
+     self.setKeyFunction(keyfunc)
+