Add chrysalis, extend nm

flake.lock

@@ -363,6 +363,22 @@
         "type": "indirect"
       }
     },
+    "nixpkgs-21.05": {
+      "locked": {
+        "lastModified": 1637316267,
+        "narHash": "sha256-hfAA/0W3tycKKOSwP7Xt6FXLG9h/FgCu45wdGubHtV0=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "24528474d2b3370f2f23879a557ae2cc92a5d50b",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-21.05",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
     "nixpkgs-master": {
       "locked": {
         "lastModified": 1636627443,
@@ -583,6 +599,7 @@
         "mosh": "mosh",
         "nixos-hardware": "nixos-hardware",
         "nixpkgs": "nixpkgs_9",
+        "nixpkgs-21.05": "nixpkgs-21.05",
         "nixpkgs-master": "nixpkgs-master",
         "nixpkgs-wayland": "nixpkgs-wayland",
         "rip": "rip",

flake.nix

@@ -4,6 +4,7 @@
   inputs = {
     nixpkgs.url = "nixpkgs/nixos-unstable";
     nixpkgs-master.url = "github:NixOS/nixpkgs/master";
+    "nixpkgs-21.05".url = "github:NixOS/nixpkgs/nixos-21.05";
     nixos-hardware.url = "github:NixOS/nixos-hardware";
     nixpkgs-wayland.url = "github:nix-community/nixpkgs-wayland";
     home-manager.url = "github:nix-community/home-manager";
@@ -119,6 +120,7 @@
           (self: super: {
             # Add a meta package containing packages from master
             bleeding = inputs.nixpkgs-master.legacyPackages.x86_64-linux;
+            "nixpkgs-21.05" = inputs."nixpkgs-21.05".legacyPackages.x86_64-linux;
             # Add FiraCode as a package, but use NerdFonts
             firaCodeNerd = super.nerdfonts.override { fonts = [ "FiraCode" ]; };
             # TODO: Remove once khal is fixed

hosts/helix-texta.nix

@@ -31,7 +31,10 @@ in {
   networking = {
     hostName = "helix-texta";
     # nm ftw
-    networkmanager.enable = true;
+    networkmanager = {
+      enable = true;
+      packages = with pkgs; [ networkmanager-vpnc ];
+    };
   };
 
   system.fsPackages = [ pkgs.sshfs ];
@@ -176,7 +179,7 @@ in {
   environment.systemPackages = with pkgs; [
     thunderbolt
     qt5.qtwayland
-    chrysalis
+    pkgs."nixpkgs-21.05".chrysalis
   ];
 
   services.printing.enable = true;