slirp4netns: init at 0.3.0-alpha.2 (#55446)

pkgs/tools/networking/slirp4netns/default.nix

@@ -0,0 +1,25 @@
+{ stdenv, fetchFromGitHub, autoreconfHook }:
+
+stdenv.mkDerivation rec {
+  name = "slirp4netns-${version}";
+  version = "0.3.0-alpha.2";
+
+  src = fetchFromGitHub {
+    owner = "rootless-containers";
+    repo = "slirp4netns";
+    rev = "v${version}";
+    sha256 = "163nwdwi1qigma1c5svm8llgd8pn4sbkchw67ry3v0gfxa9mxibk";
+  };
+
+  nativeBuildInputs = [ autoreconfHook ];
+
+  enableParallelBuilding = true;
+
+  meta = with stdenv.lib; {
+    homepage = https://github.com/rootless-containers/slirp4netns;
+    description = "User-mode networking for unprivileged network namespaces";
+    license = licenses.gpl2;
+    maintainers = with maintainers; [ orivej ];
+    platforms = platforms.linux;
+  };
+}

pkgs/top-level/all-packages.nix

@@ -18499,6 +18499,8 @@ in
 
   shogun = callPackage ../applications/science/machine-learning/shogun { };
 
+  slirp4netns = callPackages ../tools/networking/slirp4netns/default.nix { };
+
   smplayer = libsForQt5.callPackage ../applications/video/smplayer { };
 
   smtube = libsForQt5.callPackage ../applications/video/smtube {};