Use Flakes

README.adoc

@@ -0,0 +1,18 @@
+== Build a config and switch to it
+[source,bash]
+----
+sudo nixos-rebuild switch --flake .#thehostname
+----
+If `#thehostname` is not provided, it defaults to the current hostname
+
+== Try to build a configuration
+[source,bash]
+----
+nix build .#nixosConfigurations.thehostname.config.system.build.toplevel
+----
+
+== Update lock file to the latest inputs
+[source,bash]
+----
+nix flake update
+----

copyToEtc.sh

@@ -1,3 +0,0 @@
-#!/usr/bin/env bash
-
-sudo cp -r configs hosts /etc/nixos/

flake.lock

@@ -0,0 +1,59 @@
+{
+  "nodes": {
+    "home-manager": {
+      "inputs": {
+        "nixpkgs": "nixpkgs"
+      },
+      "locked": {
+        "lastModified": 1625162737,
+        "narHash": "sha256-IzKTw2u/EKVr6TCQYylSAcOnrVRpir3wG3MUHj2LsTc=",
+        "owner": "nix-community",
+        "repo": "home-manager",
+        "rev": "7df6656b113ce0d39c8b7d30915cafe046e1d64e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "home-manager",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1624922035,
+        "narHash": "sha256-OiIxJQuMRkICxaUwY3xMBbrPPu20de/n7tVYnWzLvS4=",
+        "path": "/nix/store/jc7qnirghr97cvwv84nyxi7iqil0jj8a-source",
+        "rev": "3a8d7958a610cd3fec3a6f424480f91a1b259185",
+        "type": "path"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "type": "indirect"
+      }
+    },
+    "nixpkgs_2": {
+      "locked": {
+        "lastModified": 1624922035,
+        "narHash": "sha256-OiIxJQuMRkICxaUwY3xMBbrPPu20de/n7tVYnWzLvS4=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "3a8d7958a610cd3fec3a6f424480f91a1b259185",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "home-manager": "home-manager",
+        "nixpkgs": "nixpkgs_2"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

@@ -0,0 +1,42 @@
+{
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
+    home-manager.url = "github:nix-community/home-manager";
+  };
+
+  outputs = { self, home-manager, nixpkgs }: {
+
+    nixosConfigurations.nixos-desktop = nixpkgs.lib.nixosSystem {
+      system = "x86_64-linux";
+      modules =
+        [
+          home-manager.nixosModules.home-manager
+          {
+            imports = [
+              ./hosts/nixos-desktop/configuration.nix
+            ];
+
+            system.configurationRevision = nixpkgs.lib.mkIf (self ? rev) self.rev;
+            nix.registry.nixpkgs.flake = nixpkgs;
+          }
+        ];
+    };
+
+    nixosConfigurations.froidmpa-laptop = nixpkgs.lib.nixosSystem {
+      system = "x86_64-linux";
+      modules =
+        [
+          home-manager.nixosModules.home-manager
+          {
+            imports = [
+              ./hosts/froidmpa-laptop/configuration.nix
+            ];
+
+            system.configurationRevision = nixpkgs.lib.mkIf (self ? rev) self.rev;
+            nix.registry.nixpkgs.flake = nixpkgs;
+          }
+        ];
+    };
+
+  };
+}

hosts/froidmpa-laptop/configuration.nix

@@ -1,7 +1,6 @@
 { config, lib, pkgs, ... }:
 {
   imports = [
-    <home-manager/nixos>
     ./hardware-configuration.nix
     ../../configs/system.nix
     ../../configs/network.nix

hosts/nixos-desktop/configuration.nix

@@ -1,7 +1,6 @@
 { config, lib, pkgs, ... }:
 {
   imports = [
-    <home-manager/nixos>
     ./hardware-configuration.nix
     ../../configs/system.nix
     ../../configs/network.nix