lib: move library to its own directory

1 files changed, 49 insertions, 0 deletions

diff --git a/lib/default.nix b/lib/default.nix
new file mode 100644
index 0000000..163e06b
--- /dev/null
+++ b/lib/default.nix
@@ -0,0 +1,49 @@
+{ self, nixpkgs-stable }: rec {
+
+  # Mapping of board name to the appropriate system
+  boardSystem = {
+    omnia = {
+      config = "armv7l-unknown-linux-gnueabihf";
+      system = "armv7l-linux";
+    };
+    mox = {
+      config = "aarch64-unknown-linux-gnu";
+      system = "aarch64-linux";
+    };
+  };
+
+
+  # NixOS system for specific Turris board
+  nixturrisSystem = {
+    board,
+    system ? boardSystem.${board}.system,
+    nixpkgs ? nixpkgs-stable,
+    modules ? [],
+    override ? {}
+  }: nixpkgs.lib.nixosSystem ({
+    system = system;
+    modules = [
+      self.nixosModule
+      ({
+        turris.board = board;
+      } // nixpkgs.lib.optionalAttrs (system != boardSystem.${board}.system) {
+        nixpkgs.crossSystem = boardSystem.${board};
+      })
+    ] ++ modules;
+  } // override);
+
+  # The minimalized system to decrease amount of ram needed for rebuild
+  # TODO this does not work right now as it requires just load of work to do
+  nixturrisMinSystem = {
+    nixpkgs ? nixpkgs-stable,
+    modules,
+    ...
+  } @args: self.lib.nixturrisSystem (args // {
+    nixpkgs = nixpkgs;
+    modules = modules ++ [ ../nixos/nixos-modules-minfake.nix ];
+    override = {
+      baseModules = import ../nixos/nixos-modules.nix nixpkgs;
+    };
+  });
+
+}