Fix int/float apply bug

staging/src/k8s.io/apiserver/pkg/endpoints/handlers/fieldmanager/internal/typeconverter.go

@@ -105,7 +105,12 @@ func (c *typeConverter) YAMLToTyped(from []byte) (typed.TypedValue, error) {
 		return nil, fmt.Errorf("error decoding YAML: %v", err)
 	}
 
-	return c.ObjectToTyped(unstructured)
+	gvk := unstructured.GetObjectKind().GroupVersionKind()
+	t := c.parser.Type(gvk)
+	if t == nil {
+		return nil, fmt.Errorf("no corresponding type for %v", gvk)
+	}
+	return t.FromYAML(typed.YAMLObject(string(from)))
 }
 
 func (c *typeConverter) TypedToObject(value typed.TypedValue) (runtime.Object, error) {

staging/src/k8s.io/apiserver/pkg/endpoints/handlers/fieldmanager/internal/typeconverter_test.go

@@ -68,7 +68,6 @@ metadata:
   labels:
     app: nginx
 spec:
-  replicas: 3
   selector:
     matchLabels:
       app: nginx
@@ -91,7 +90,6 @@ metadata:
   labels:
     app: nginx
 spec:
-  replicas: 3
   selector:
     matchLabels:
       app: nginx

test/integration/apiserver/apply/apply_test.go

@@ -119,6 +119,19 @@ func TestApplyAlsoCreates(t *testing.T) {
 		if err != nil {
 			t.Fatalf("Failed to retrieve object: %v", err)
 		}
+
+		// Test that we can re apply with a different field manager and don't get conflicts
+		_, err = client.CoreV1().RESTClient().Patch(types.ApplyPatchType).
+			Namespace("default").
+			Resource(tc.resource).
+			Name(tc.name).
+			Param("fieldManager", "apply_test_2").
+			Body([]byte(tc.body)).
+			Do().
+			Get()
+		if err != nil {
+			t.Fatalf("Failed to re-apply object using Apply patch: %v", err)
+		}
 	}
 }