1 files changed, 25 insertions, 0 deletions

diff --git a/overlays/postfix-mta-sts-resolver.nix b/overlays/postfix-mta-sts-resolver.nix
new file mode 100644
index 00000000..3f08920f
--- /dev/null
+++ b/overlays/postfix-mta-sts-resolver.nix
@@ -0,0 +1,25 @@
+{ final, prev, flakeInputs, sources, ... }:
+{
+  postfix-mta-sts-resolver = flakeInputs.mach-nix.lib.${final.system}.buildPythonPackage {
+    inherit (sources.postfix-mta-sts-resolver) src pname version;
+    extras = "redis";
+    ignoreDataOutdated = true;
+
+    requirements = ''
+      redis>=4.2.0rc1
+      aiodns>=1.1.1
+      aiohttp>=3.4.4
+      PyYAML>=3.12
+    '';
+
+    providers._default = "nixpkgs,sdist";
+
+    overridesPost = [
+      (self: super: {
+        frozenlist = super.frozenlist.overrideAttrs (oldAttrs: {
+          nativeBuildInputs = (oldAttrs.nativeBuildInputs or []) ++ [ final.python310Packages.cython ];
+        });
+      })
+    ];
+  };
+}