Add luks passfile

hosts/iron/configuration.nix

@@ -112,7 +112,14 @@ with lib; {
         "net.ipv6.conf.all.forwarding" = 1;
       };
       initrd = {
-        availableKernelModules = [ "ahci" ];
+        availableKernelModules = [
+          "ahci"
+          "ehci_pci"
+          "sd_mod"
+          "sdhci_pci"
+          "usb_storage"
+          "xhci_pci"
+        ];
         systemd.enable = true;
         luks.devices = lib.listToAttrs (
           map
@@ -121,6 +128,9 @@ with lib; {
               value = {
                 device = "${devNodes}${dev}${partitionScheme.luksDev}";
                 allowDiscards = true;
+                keyFileSize = 4096;
+                keyFile = "/dev/disk/by-id/usb-jalr_RAM_Mass_Storage_DE6270431F6F342C-0:0";
+                keyFileTimeout = 5;
               };
             })
             disks