api: backport uninstall del propagation to v2beta2

Manual backport of the work done in #698, to keep things aligned.

Signed-off-by: Hidde Beydals <hidde@hhh.computer>

api/v2beta2/helmrelease_types.go

@@ -801,6 +801,13 @@ type Uninstall struct {
 	// a Helm uninstall is performed.
 	// +optional
 	DisableWait bool `json:"disableWait,omitempty"`
+
+	// DeletionPropagation specifies the deletion propagation policy when
+	// a Helm uninstall is performed.
+	// +kubebuilder:default=background
+	// +kubebuilder:validation:Enum=background;foreground;orphan
+	// +optional
+	DeletionPropagation *string `json:"deletionPropagation,omitempty"`
 }
 
 // GetTimeout returns the configured timeout for the Helm uninstall action, or
@@ -812,6 +819,15 @@ func (in Uninstall) GetTimeout(defaultTimeout metav1.Duration) metav1.Duration {
 	return *in.Timeout
 }
 
+// GetDeletionPropagation returns the configured deletion propagation policy
+// for the Helm uninstall action, or 'background'.
+func (in Uninstall) GetDeletionPropagation() string {
+	if in.DeletionPropagation == nil {
+		return "background"
+	}
+	return *in.DeletionPropagation
+}
+
 // HelmReleaseInfo holds the status information for a Helm release as performed
 // by the controller.
 type HelmReleaseInfo struct {

config/crd/bases/helm.toolkit.fluxcd.io_helmreleases.yaml

@@ -1553,6 +1553,15 @@ spec:
                 description: Uninstall holds the configuration for Helm uninstall
                   actions for this HelmRelease.
                 properties:
+                  deletionPropagation:
+                    default: background
+                    description: DeletionPropagation specifies the deletion propagation
+                      policy when a Helm uninstall is performed.
+                    enum:
+                    - background
+                    - foreground
+                    - orphan
+                    type: string
                   disableHooks:
                     description: DisableHooks prevents hooks from running during the
                       Helm rollback action.

internal/action/uninstall.go

@@ -50,6 +50,7 @@ func newUninstall(config *helmaction.Configuration, obj *v2.HelmRelease, opts []
 	uninstall.DisableHooks = obj.GetUninstall().DisableHooks
 	uninstall.KeepHistory = obj.GetUninstall().KeepHistory
 	uninstall.Wait = !obj.GetUninstall().DisableWait
+	uninstall.DeletionPropagation = obj.GetUninstall().GetDeletionPropagation()
 
 	for _, opt := range opts {
 		opt(uninstall)