separate out nixpkgs per host

flake.lock

@@ -3,7 +3,7 @@
     "agenix": {
       "inputs": {
         "darwin": "darwin",
-        "home-manager": "home-manager_2",
+        "home-manager": "home-manager",
         "nixpkgs": [
           "ragenix",
           "nixpkgs"
@@ -105,27 +105,6 @@
       }
     },
     "home-manager": {
-      "inputs": {
-        "nixpkgs": [
-          "nixpkgs"
-        ]
-      },
-      "locked": {
-        "lastModified": 1717525419,
-        "narHash": "sha256-5z2422pzWnPXHgq2ms8lcCfttM0dz+hg+x1pCcNkAws=",
-        "owner": "nix-community",
-        "repo": "home-manager",
-        "rev": "a7117efb3725e6197dd95424136f79147aa35e5b",
-        "type": "github"
-      },
-      "original": {
-        "owner": "nix-community",
-        "ref": "master",
-        "repo": "home-manager",
-        "type": "github"
-      }
-    },
-    "home-manager_2": {
       "inputs": {
         "nixpkgs": [
           "ragenix",
@@ -147,13 +126,124 @@
         "type": "github"
       }
     },
-    "nixpkgs": {
+    "home-manager_gdpPocket3": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs_gpdPocket3"
+        ]
+      },
       "locked": {
-        "lastModified": 1717602782,
+        "lastModified": 1718530513,
-        "narHash": "sha256-pL9jeus5QpX5R+9rsp3hhZ+uplVHscNJh8n8VpqscM0=",
+        "narHash": "sha256-BmO8d0r+BVlwWtMLQEYnwmngqdXIuyFzMwvmTcLMee8=",
+        "owner": "nix-community",
+        "repo": "home-manager",
+        "rev": "a1fddf0967c33754271761d91a3d921772b30d0e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "ref": "release-24.05",
+        "repo": "home-manager",
+        "type": "github"
+      }
+    },
+    "home-manager_h002": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs_h002"
+        ]
+      },
+      "locked": {
+        "lastModified": 1718530513,
+        "narHash": "sha256-BmO8d0r+BVlwWtMLQEYnwmngqdXIuyFzMwvmTcLMee8=",
+        "owner": "nix-community",
+        "repo": "home-manager",
+        "rev": "a1fddf0967c33754271761d91a3d921772b30d0e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "ref": "release-24.05",
+        "repo": "home-manager",
+        "type": "github"
+      }
+    },
+    "home-manager_joe": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs_joe"
+        ]
+      },
+      "locked": {
+        "lastModified": 1718530513,
+        "narHash": "sha256-BmO8d0r+BVlwWtMLQEYnwmngqdXIuyFzMwvmTcLMee8=",
+        "owner": "nix-community",
+        "repo": "home-manager",
+        "rev": "a1fddf0967c33754271761d91a3d921772b30d0e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "ref": "release-24.05",
+        "repo": "home-manager",
+        "type": "github"
+      }
+    },
+    "nixpkgs_gpdPocket3": {
+      "locked": {
+        "lastModified": 1718717462,
+        "narHash": "sha256-qddfQLMaWR2gxfEzUM/zFZVK6H1kTv9WBQSBQxbP3MU=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "e8057b67ebf307f01bdcc8fba94d94f75039d1f6",
+        "rev": "938aa157bbd6e3c6fd7dcb77998b1f92c2ad1631",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixos-24.05",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs_h002": {
+      "locked": {
+        "lastModified": 1718714799,
+        "narHash": "sha256-FUZpz9rg3gL8NVPKbqU8ei1VkPLsTIfAJ2fdAf5qjak=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "c00d587b1a1afbf200b1d8f0b0e4ba9deb1c7f0e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs_joe": {
+      "locked": {
+        "lastModified": 1718714799,
+        "narHash": "sha256-FUZpz9rg3gL8NVPKbqU8ei1VkPLsTIfAJ2fdAf5qjak=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "c00d587b1a1afbf200b1d8f0b0e4ba9deb1c7f0e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs_unstable": {
+      "locked": {
+        "lastModified": 1718714799,
+        "narHash": "sha256-FUZpz9rg3gL8NVPKbqU8ei1VkPLsTIfAJ2fdAf5qjak=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "c00d587b1a1afbf200b1d8f0b0e4ba9deb1c7f0e",
         "type": "github"
       },
       "original": {
@@ -214,7 +304,7 @@
     "nypkgs": {
       "inputs": {
         "nixpkgs": [
-          "nixpkgs"
+          "nixpkgs_unstable"
         ]
       },
       "locked": {
@@ -237,7 +327,7 @@
         "crane": "crane",
         "flake-utils": "flake-utils",
         "nixpkgs": [
-          "nixpkgs"
+          "nixpkgs_unstable"
         ],
         "rust-overlay": "rust-overlay"
       },
@@ -258,7 +348,7 @@
     "ringofstorms-nvim": {
       "inputs": {
         "nixpkgs": [
-          "nixpkgs"
+          "nixpkgs_unstable"
         ],
         "nvim_plugin-chrisgrieser/nvim-early-retirement": "nvim_plugin-chrisgrieser/nvim-early-retirement",
         "nvim_plugin-j-hui/fidget.nvim": "nvim_plugin-j-hui/fidget.nvim",
@@ -281,8 +371,13 @@
     },
     "root": {
       "inputs": {
-        "home-manager": "home-manager",
+        "home-manager_gdpPocket3": "home-manager_gdpPocket3",
-        "nixpkgs": "nixpkgs",
+        "home-manager_h002": "home-manager_h002",
+        "home-manager_joe": "home-manager_joe",
+        "nixpkgs_gpdPocket3": "nixpkgs_gpdPocket3",
+        "nixpkgs_h002": "nixpkgs_h002",
+        "nixpkgs_joe": "nixpkgs_joe",
+        "nixpkgs_unstable": "nixpkgs_unstable",
         "nypkgs": "nypkgs",
         "ragenix": "ragenix",
         "ringofstorms-nvim": "ringofstorms-nvim"

flake.nix

@@ -2,28 +2,39 @@
   description = "My systems flake";
 
   inputs = {
+    nixpkgs_unstable.url = "github:nixos/nixpkgs/nixos-unstable";
+
+    nixpkgs_joe.url = "github:nixos/nixpkgs/nixos-unstable";
+    home-manager_joe = {
+      url = "github:nix-community/home-manager/release-24.05";
+      inputs.nixpkgs.follows = "nixpkgs_joe";
+    };
+    nixpkgs_h002.url = "github:nixos/nixpkgs/nixos-unstable";
+    home-manager_h002 = {
+      url = "github:nix-community/home-manager/release-24.05";
+      inputs.nixpkgs.follows = "nixpkgs_h002";
+    };
+    nixpkgs_gpdPocket3.url = "github:nixos/nixpkgs/nixos-24.05";
+    home-manager_gdpPocket3 = {
+      url = "github:nix-community/home-manager/release-24.05";
+      inputs.nixpkgs.follows = "nixpkgs_gpdPocket3";
+    };
+
     # Nix utility methods
     nypkgs = {
       url = "github:yunfachi/nypkgs";
-      inputs.nixpkgs.follows = "nixpkgs";
+      inputs.nixpkgs.follows = "nixpkgs_unstable";
     };
 
     # Secrets management for nix
     ragenix = {
       url = "github:yaxitech/ragenix";
-      inputs.nixpkgs.follows = "nixpkgs";
+      inputs.nixpkgs.follows = "nixpkgs_unstable";
     };
 
-    home-manager = {
-      url = "github:nix-community/home-manager/master";
-      inputs.nixpkgs.follows = "nixpkgs"; # Use system packages list where available
-    };
-
-    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
-
     ringofstorms-nvim = {
       url = "github:RingOfStorms/nvim";
-      inputs.nixpkgs.follows = "nixpkgs";
+      inputs.nixpkgs.follows = "nixpkgs_unstable";
     };
   };
 
@@ -31,8 +42,13 @@
     {
       self,
       nypkgs,
-      nixpkgs,
+      nixpkgs_unstable,
-      home-manager,
+      nixpkgs_joe,
+      home-manager_joe,
+      nixpkgs_gpdPocket3,
+      home-manager_gdpPocket3,
+      nixpkgs_h002,
+      home-manager_h002,
       ...
     }@inputs:
     let
@@ -44,15 +60,6 @@
         };
       };
       myHosts = [
-        {
-          name = "gpdPocket3";
-          opts = {
-            system = "x86_64-linux";
-          };
-          settings = {
-            inherit user;
-          };
-        }
         {
           name = "joe";
           opts = {
@@ -60,6 +67,19 @@
           };
           settings = {
             inherit user;
+            nixpkgs = nixpkgs_joe;
+            home-manager = home-manager_joe;
+          };
+        }
+        {
+          name = "gpdPocket3";
+          opts = {
+            system = "x86_64-linux";
+          };
+          settings = {
+            inherit user;
+            nixpkgs = nixpkgs_gpdPocket3;
+            home-manager = home-manager_gdpPocket3;
           };
         }
         {
@@ -75,6 +95,8 @@
                 name = "RingOfStorms (Joshua Bell)";
               };
             };
+            nixpkgs = nixpkgs_h002;
+            home-manager = home-manager_h002;
           };
         }
       ];
@@ -94,7 +116,7 @@
         acc
         // {
           "${nixConfig.name}" =
-            nixpkgs.lib.nixosSystem {
+            nixConfig.settings.nixpkgs.lib.nixosSystem {
               # module = nixConfig.overrides.modules or [...]
               modules = [ ./hosts/_common/configuration.nix ];
               specialArgs = inputs // {

hosts/_common/components/home_manager.nix

@@ -1,18 +1,23 @@
-{ config, pkgs, home-manager, settings, ylib, ... } @ inputs:
-# Note that we must have the channel added for the import to work below
-# `sudo nix-channel --add https://github.com/nix-community/home-manager/archive/release-23.11.tar.gz home-manager`
-# `sudo nix-channel --update`
 {
-  imports =
+  config,
-    [
+  settings,
-      # home manager import
+  ylib,
-      home-manager.nixosModules.home-manager
+  ...
-      # home-manager
+}@inputs:
-    ];
+let
+  home-manager = settings.home-manager;
+in
+{
+  imports = [ home-manager.nixosModules.home-manager ];
+
   # Home manager options
   security.polkit.enable = true;
   home-manager.useUserPackages = true;
   home-manager.useGlobalPkgs = true;
-  home-manager.extraSpecialArgs = { inherit settings; inherit ylib; inherit (inputs) ragenix; inherit (config) age; };
+  home-manager.extraSpecialArgs = {
+    inherit settings;
+    inherit ylib;
+    inherit (inputs) ragenix;
+    inherit (config) age;
+  };
 }
-