Merge pull request #257499 from alaviss/nftables-py-fix

pkgs/os-specific/linux/nftables/default.nix

@@ -35,6 +35,13 @@ stdenv.mkDerivation rec {
       python3.pkgs.setuptools
     ];
 
+  patches = [ ./fix-py-libnftables.patch ];
+
+  postPatch = ''
+    substituteInPlace "py/src/nftables.py" \
+      --subst-var-by "out" "$out"
+  '';
+
   configureFlags = [
     "--with-json"
     (lib.withFeatureAs withCli "cli" "editline")

pkgs/os-specific/linux/nftables/fix-py-libnftables.patch

@@ -0,0 +1,13 @@
+diff --git a/py/src/nftables.py b/py/src/nftables.py
+index f1e43ade..9adcd1be 100644
+--- a/py/src/nftables.py
++++ b/py/src/nftables.py
+@@ -69,7 +69,7 @@ class Nftables:
+ 
+     validator = None
+ 
+-    def __init__(self, sofile="libnftables.so.1"):
++    def __init__(self, sofile="@out@/lib/libnftables.so.1"):
+         """Instantiate a new Nftables class object.
+ 
+         Accepts a shared object file to open, by default standard search path