nix overlay: convert sha to file

diff --git a/nix/bcachefs.rev.sha256 b/nix/bcachefs.rev.sha256
new file mode 100644 (file)
index 0000000..728778a
--- /dev/null
+++ b/nix/bcachefs.rev.sha256
@@ -0,0 +1 @@
+sha256-cK2GKfn3VKd08S2a1FPSvG2+WT4iVXsa6m+/1jFlTMA=
\ No newline at end of file

diff --git a/nix/overlay.nix b/nix/overlay.nix
index 9c33396f7701ff0b9032b09e50f4b9688790e33f..42d3fb25b0fb0c4c173b0352ca25dc5229152bcb 100644 (file)
--- a/nix/overlay.nix
+++ b/nix/overlay.nix
@@ -22,7 +22,7 @@ final: prev: {
                kernel = final.callPackage ./bcachefs-kernel.nix {
                        commit = final.bcachefs.tools.bcachefs_revision;
                        # This needs to be recalculated for every revision change
-                       sha256 = "sha256-XSA0dBZZL8RXplgjpoLOFSULM8t/0Ztz8xlhLn9hdyw=";
+                       sha256 = builtins.readFile ./bcachefs.rev.sha256;
                        kernelPatches = [];
                };
        };