Remove unecessary assignments and add NoFormat to UKI

Signed-off-by: Dimitris Karakasilis <dimitris@karakasilis.me>

pkg/action/install.go

@@ -144,7 +144,6 @@ func (i InstallAction) Run() (err error) {
 		}
 	}
 
-	// Check no-format flag
 	if i.spec.NoFormat {
 		i.cfg.Logger.Infof("NoFormat is true, skipping format and partitioning")
 		// Check force flag against current device
@@ -153,7 +152,9 @@ func (i InstallAction) Run() (err error) {
 			return fmt.Errorf("use `force` flag to run an installation over the current running deployment")
 		}
 
-		if i.spec.Target == "" {
+		if i.spec.Target == "" || i.spec.Target == "auto" {
+			// This needs to run after the pre-install stage to give the user the
+			// opportunity to prepare the target disk in the pre-install stage.
 			device, err := config.DetectPreConfiguredDevice(i.cfg.Logger)
 			if err != nil {
 				return fmt.Errorf("no target device specified and no device found: %s", err)

pkg/config/spec.go

@@ -567,26 +567,10 @@ func ReadInstallSpecFromConfig(c *Config) (*v1.InstallSpec, error) {
 	}
 	installSpec := sp.(*v1.InstallSpec)
 
-	// TODO: Do the same for UKI
+	if (installSpec.Target == "" || installSpec.Target == "auto") && !installSpec.NoFormat {
-	if installSpec.Target == "" || installSpec.Target == "auto" {
 		installSpec.Target = detectLargestDevice()
 	}
 
-	if installSpec.NoFormat {
-		installSpec.Target = ""
-	}
-
-	// Workaround!
-	// If we set the "auto" for the device in the cloudconfig the value will be proper in the Config.Install.Device
-	// But on the cloud-config it will still appear as "auto" as we dont modify that
-	// Unfortunately as we load the full cloud-config and unmarshall it into our spec, we cannot infer from there
-	// What device was choosen, and re-choosing again could lead to different results
-	// So instead we do the check here and override the installSpec.Target with the Config.Install.Device
-	// as its the soonest we have access to both
-	if installSpec.Target == "auto" {
-		installSpec.Target = c.Install.Device
-	}
-
 	return installSpec, nil
 }
 
@@ -678,15 +662,8 @@ func ReadUkiInstallSpecFromConfig(c *Config) (*v1.InstallUkiSpec, error) {
 	}
 	installSpec := sp.(*v1.InstallUkiSpec)
 
-	// Workaround!
+	if (installSpec.Target == "" || installSpec.Target == "auto") && !installSpec.NoFormat {
-	// If we set the "auto" for the device in the cloudconfig the value will be proper in the Config.Install.Device
+		installSpec.Target = detectLargestDevice()
-	// But on the cloud-config it will still appear as "auto" as we dont modify that
-	// Unfortunately as we load the full cloud-config and unmarshall it into our spec, we cannot infer from there
-	// What device was choosen, and re-choosing again could lead to different results
-	// So instead we do the check here and override the installSpec.Target with the Config.Install.Device
-	// as its the soonest we have access to both
-	if installSpec.Target == "auto" {
-		installSpec.Target = c.Install.Device
 	}
 
 	return installSpec, nil

pkg/types/v1/config.go

@@ -510,6 +510,7 @@ type InstallUkiSpec struct {
 	PowerOff        bool                `yaml:"poweroff,omitempty" mapstructure:"poweroff"`
 	Partitions      ElementalPartitions `yaml:"partitions,omitempty" mapstructure:"partitions"`
 	ExtraPartitions PartitionList       `yaml:"extra-partitions,omitempty" mapstructure:"extra-partitions"`
+	NoFormat        bool                `yaml:"no-format,omitempty" mapstructure:"no-format"`
 	CloudInit       []string            `yaml:"cloud-init,omitempty" mapstructure:"cloud-init"`
 	SkipEntries     []string            `yaml:"skip-entries,omitempty" mapstructure:"skip-entries"`
 }

pkg/uki/install.go

@@ -40,17 +40,32 @@ func (i *InstallAction) Run() (err error) {
 		i.cfg.Logger.Errorf("running kairos-uki-install.pre hook script: %s", err.Error())
 	}
 
-	// Deactivate any active volume on target
+	if i.spec.NoFormat {
-	err = e.DeactivateDevices()
+		i.cfg.Logger.Infof("NoFormat is true, skipping format and partitioning")
-	if err != nil {
+		if i.spec.Target == "" || i.spec.Target == "auto" {
-		i.cfg.Logger.Errorf("deactivating devices: %s", err.Error())
+			// This needs to run after the pre-install stage to give the user the
-		return err
+			// opportunity to prepare the target disk in the pre-install stage.
-	}
+			device, err := config.DetectPreConfiguredDevice(i.cfg.Logger)
-	// Partition device
+			if err != nil {
-	err = e.PartitionAndFormatDevice(i.spec)
+				return fmt.Errorf("no target device specified and no device found: %s", err)
-	if err != nil {
+			}
-		i.cfg.Logger.Errorf("partitioning and formating devices: %s", err.Error())
+			i.cfg.Logger.Infof("No target device specified, using pre-configured device: %s", device)
-		return err
+			i.spec.Target = device
+		}
+	} else {
+		// Deactivate any active volume on target
+		err = e.DeactivateDevices()
+		if err != nil {
+			i.cfg.Logger.Errorf("deactivating devices: %s", err.Error())
+			return err
+		}
+
+		// Partition device
+		err = e.PartitionAndFormatDevice(i.spec)
+		if err != nil {
+			i.cfg.Logger.Errorf("partitioning and formating devices: %s", err.Error())
+			return err
+		}
 	}
 
 	err = e.MountPartitions(i.spec.GetPartitions().PartitionsByMountPoint(false))