Always mount tmpfs

Even on cd boot. Also delay the cdboot check a bit so we can mount tmpfs
also on cdboot

Signed-off-by: Itxaka <itxaka.garcia@spectrocloud.com>

internal/cmd/commands.go

@@ -52,14 +52,9 @@ Sends a generic event payload with the configuration found in the scanned direct
 				return err
 			}
 
-			if cdBoot {
-				log.Info().Msg("Seems we booted from CD, doing nothing. Bye!")
-				return nil
-			}
-
 			img := utils.ReadCMDLineArg("cos-img/filename=")
 			if len(img) == 0 {
-				if c.Bool("dry-run") {
+				if c.Bool("dry-run") || cdBoot {
 					img = []string{"fake"}
 				} else {
 					log.Logger.Fatal().Msg("Could not get the image name from cmdline (i.e. cos-img/filename=/cOS/active.img)")

pkg/mount/mount.go

@@ -52,6 +52,7 @@ const (
 
 	opRootfsHook = "rootfs-hook"
 	opLoadConfig = "load-config"
+	opMountTmpfs = "mount-tmpfs"
 )
 
 func (s *State) path(p ...string) string {
@@ -192,6 +193,17 @@ func (s *State) Register(g *herd.Graph) error {
 	// TODO: add hooks, fstab (might have missed some), systemd compat
 	// TODO: We should also set tmpfs here (not -related)
 
+	err = g.Add(opMountTmpfs, herd.WithCallback(s.MountOP("tmpfs", "/tmp", "tmpfs", []string{"rw"}, 10*time.Second)))
+	if err != nil {
+		s.Logger.Debug().Err(err).Msg("tmpfs mount")
+		return err
+	}
+
+	if runtime.BootState == state.LiveCD {
+		s.Logger.Info().Msg("Booting from LiveCD")
+		return nil
+	}
+
 	// All of this below need to run after rootfs stage runs (so the layout file is created)
 	// This is legacy - in UKI we don't need to found the img, this needs to run in a conditional
 	if s.MountRoot {