[release-0.24] 🐛 Fix regression in Apply typed error handling

pkg/client/client_test.go

@@ -38,6 +38,7 @@ import (
 	policyv1 "k8s.io/api/policy/v1"
 	apierrors "k8s.io/apimachinery/pkg/api/errors"
 	"k8s.io/apimachinery/pkg/api/meta"
+	"k8s.io/apimachinery/pkg/api/validation"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
 	"k8s.io/apimachinery/pkg/runtime"
@@ -1101,6 +1102,26 @@ U5wwSivyi7vmegHKmblOzNVKA5qPO8zWzqBC
 				Expect(secret.Data).To(BeComparableTo(data))
 				Expect(secret.Data).To(BeComparableTo(secretApplyConfiguration.Data))
 			})
+
+			It("should propagate a typed error", func(ctx SpecContext) {
+				cl, err := client.New(cfg, client.Options{})
+				Expect(err).NotTo(HaveOccurred())
+				Expect(cl).NotTo(BeNil())
+
+				obj := corev1applyconfigurations.
+					Secret("typed-secret", "default").
+					WithType(corev1.SecretTypeDockercfg).
+					WithStringData(map[string]string{".dockercfg": "{}"})
+
+				err = cl.Apply(ctx, obj, &client.ApplyOptions{FieldManager: "test-manager"})
+				Expect(err).ToNot(HaveOccurred())
+
+				obj = corev1applyconfigurations.
+					Secret(*obj.Name, *obj.Namespace).
+					WithType(corev1.SecretTypeOpaque)
+				err = cl.Apply(ctx, obj, &client.ApplyOptions{FieldManager: "test-manager"})
+				Expect(isImmutableError(err)).To(BeTrue())
+			})
 		})
 	})
 
@@ -4433,3 +4454,8 @@ func toUnstructured(o client.Object) (*unstructured.Unstructured, error) {
 	u := &unstructured.Unstructured{}
 	return u, json.Unmarshal(serialized, u)
 }
+
+func isImmutableError(err error) bool {
+	return apierrors.IsInvalid(err) &&
+		strings.Contains(err.Error(), validation.FieldImmutableErrorMsg)
+}

pkg/client/typed_client.go

@@ -147,13 +147,18 @@ func (c *typedClient) Apply(ctx context.Context, obj runtime.ApplyConfiguration,
 	applyOpts := &ApplyOptions{}
 	applyOpts.ApplyOptions(opts)
 
-	var contentType string
-	body, err := req.
+	resp := req.
 		NamespaceIfScoped(o.namespace, o.isNamespaced()).
 		Resource(o.resource()).
 		Name(o.name).
 		VersionedParams(applyOpts.AsPatchOptions(), c.paramCodec).
-		Do(ctx).
+		Do(ctx)
+	if err := resp.Error(); err != nil {
+		return err
+	}
+
+	var contentType string
+	body, err := resp.
 		ContentType(&contentType).
 		Raw()
 	if err != nil {
@@ -332,14 +337,19 @@ func (c *typedClient) ApplySubResource(ctx context.Context, obj runtime.ApplyCon
 		return fmt.Errorf("failed to create apply request: %w", err)
 	}
 
-	var contentType string
-	respBody, err := req.
+	resp := req.
 		NamespaceIfScoped(o.namespace, o.isNamespaced()).
 		Resource(o.resource()).
 		Name(o.name).
 		SubResource(subResource).
 		VersionedParams(applyOpts.AsPatchOptions(), c.paramCodec).
-		Do(ctx).
+		Do(ctx)
+	if err := resp.Error(); err != nil {
+		return err
+	}
+
+	var contentType string
+	respBody, err := resp.
 		ContentType(&contentType).
 		Raw()
 	if err != nil {