feat: extract initrd-ssh module from hardware config

hosts/matej-tower/configuration.nix

@@ -22,6 +22,7 @@
     inputs.self.nixosModules.gnupg
     inputs.self.nixosModules.tuigreet
     inputs.self.nixosModules.workstation
+    inputs.self.nixosModules.initrd-ssh
   ];
 
   # Modules
@@ -38,6 +39,11 @@
   };
   sway.enable = true;
 
+  initrd-ssh = {
+    enable = true;
+    networkModule = "r8169";
+  };
+
   # Stylix theming
   stylix = {
     enable = true;

hosts/matej-tower/hardware-configuration.nix

@@ -1,6 +1,4 @@
-# Do not modify this file!  It was generated by ‘nixos-generate-config’
-# and may be overwritten by future invocations.  Please make changes
-# to /etc/nixos/configuration.nix instead.
+# autogenerated by 'nixos-generate-config'
 {
   config,
   lib,
@@ -20,13 +18,9 @@
     "nvme"
     "xhci_pci"
     "ahci"
-    "usb_storage"
-    "sd_mod"
-  ];
-  boot.initrd.kernelModules = [
-    "dm-snapshot"
-    "r8169"
+    "usbhid"
   ];
+  boot.initrd.kernelModules = [ "dm-snapshot" ];
   boot.kernelModules = [ "kvm-amd" ];
   boot.extraModulePackages = [ ];
 
@@ -51,34 +45,6 @@
     { device = "/dev/disk/by-uuid/e0952ef2-1a9a-4022-bbcf-b2f016384258"; }
   ];
 
-  boot.initrd.network = {
-    enable = true;
-    ssh = {
-      enable = true;
-      port = 22;
-      hostKeys = [
-        "/etc/secrets/initrd/ssh_host_rsa_key"
-        "/etc/secrets/initrd/ssh_host_ed25519_key"
-      ];
-      authorizedKeys = [
-        "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAICQGLdINKzs+sEy62Pefng0bcedgU396+OryFgeH99/c janezicmatej"
-        "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIDk00+Km03epQXQs+xEwwH3zcurACzkEH+kDOPBw6RQe openpgp:0xB095D449"
-      ];
-    };
-    postCommands = ''
-      echo 'cryptsetup-askpass' >> /root/.profile
-    '';
-
-  };
-
-  # Enables DHCP on each ethernet and wireless interface. In case of scripted networking
-  # (the default) this is the recommended approach. When using systemd-networkd it's
-  # still possible to use this option, but it's recommended to use it in conjunction
-  # with explicit per-interface declarations with `networking.interfaces.<interface>.useDHCP`.
-  networking.useDHCP = lib.mkDefault true;
-  # networking.interfaces.eno1.useDHCP = lib.mkDefault true;
-  # networking.interfaces.wlp11s0.useDHCP = lib.mkDefault true;
-
   nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
   hardware.cpu.amd.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
 }