linux: rewrite updater-script, make data-driven

Co-authored-by: Raito Bezarius <masterancpp@gmail.com>

1 files changed, 18 insertions, 0 deletions

diff --git a/pkgs/os-specific/linux/kernel/mainline.nix b/pkgs/os-specific/linux/kernel/mainline.nix
new file mode 100644
index 00000000000..50053e620e4
--- /dev/null
+++ b/pkgs/os-specific/linux/kernel/mainline.nix
@@ -0,0 +1,18 @@
+{ branch, lib, fetchurl, buildLinux, ... } @ args:
+
+let
+  allKernels = builtins.fromJSON (builtins.readFile ./kernels-org.json);
+  thisKernel = allKernels.${branch};
+
+  args' = (builtins.removeAttrs args ["branch"]) // rec {
+    inherit (thisKernel) version;
+    modDirVersion = lib.versions.pad 3 version;
+    extraMeta.branch = branch;
+
+    src = fetchurl {
+      url = "mirror://kernel/linux/kernel/v${lib.versions.major version}.x/linux-${version}.tar.xz";
+      sha256 = thisKernel.hash;
+    };
+  } // (args.argsOverride or {});
+in
+buildLinux args'