Fix template configs

hosts/template/configuration.nix

@@ -35,6 +35,7 @@
   time.timeZone = "Europe/Oslo";
 
   nix.settings.experimental-features = [ "nix-command" "flakes" ];
+  nix.settings.tarball-ttl = 0;
   environment.systemPackages = with pkgs; [
     age
     vim

hosts/template/hardware-configuration.nix

@@ -1,7 +1,17 @@
 { config, lib, pkgs, modulesPath, ... }:
 
 {
-  boot.initrd.availableKernelModules = [ "ata_piix" "uhci_hcd" "sr_mod" "xen_blkfront" ];
+  imports = [
+    (modulesPath + "/profiles/qemu-guest.nix")
+  ];
+  boot.initrd.availableKernelModules = [
+    "ata_piix"
+    "uhci_hcd"
+    "virtio_pci"
+    "virtio_scsi"
+    "sd_mod"
+    "sr_mod"
+  ];
   boot.initrd.kernelModules = [ "dm-snapshot" ];
   boot.kernelModules = [ ];
   boot.extraModulePackages = [ ];

hosts/template/scripts.nix

@@ -8,11 +8,14 @@ let
       echo "Removing SSH host keys"
       rm -f /etc/ssh/ssh_host_* || true
 
+      echo "Restarting SSH"
+      systemctl restart sshd
+
       echo "Removing temporary files"
       rm -rf /tmp/* || true
 
       echo "Removing logs"
-      rm -rf /var/log/* || true
+      journalctl --vacuum-time=1s || true
 
       echo "Removing cache"
       rm -rf /var/cache/* || true
@@ -21,12 +24,9 @@ let
       rm -rf /var/lib/sops-nix || true
       mkdir -p /var/lib/sops-nix
       ${pkgs.age}/bin/age-keygen -o /var/lib/sops-nix/key.txt
-
-      echo "Runing garbage collector"
-      ${pkgs.nix}/bin/nix-collect-garbage -d
     '';
 in
 {
   environment.systemPackages = [ prepare-host-script ];
-  users.motd = "Prepare host by running 'systemctl start prepare-host'.";
+  users.motd = "Prepare host by running 'prepare-host.sh'.";
 }