Merge current v2.11 into v3.0

pkg/provider/kubernetes/crd/generated/informers/externalversions/factory.go

@@ -50,6 +50,7 @@ type sharedInformerFactory struct {
 	lock             sync.Mutex
 	defaultResync    time.Duration
 	customResync     map[reflect.Type]time.Duration
+	transform        cache.TransformFunc
 
 	informers map[reflect.Type]cache.SharedIndexInformer
 	// startedInformers is used for tracking which informers have been started.
@@ -88,6 +89,14 @@ func WithNamespace(namespace string) SharedInformerOption {
 	}
 }
 
+// WithTransform sets a transform on all informers.
+func WithTransform(transform cache.TransformFunc) SharedInformerOption {
+	return func(factory *sharedInformerFactory) *sharedInformerFactory {
+		factory.transform = transform
+		return factory
+	}
+}
+
 // NewSharedInformerFactory constructs a new instance of sharedInformerFactory for all namespaces.
 func NewSharedInformerFactory(client versioned.Interface, defaultResync time.Duration) SharedInformerFactory {
 	return NewSharedInformerFactoryWithOptions(client, defaultResync)
@@ -192,6 +201,7 @@ func (f *sharedInformerFactory) InformerFor(obj runtime.Object, newFunc internal
 	}
 
 	informer = newFunc(f.client, resyncPeriod)
+	informer.SetTransform(f.transform)
 	f.informers[informerType] = informer
 
 	return informer

pkg/provider/kubernetes/crd/kubernetes.go

@@ -717,7 +717,7 @@ func createForwardAuthMiddleware(k8sClient Client, namespace string, auth *traef
 		return nil, nil
 	}
 	if len(auth.Address) == 0 {
-		return nil, fmt.Errorf("forward authentication requires an address")
+		return nil, errors.New("forward authentication requires an address")
 	}
 
 	forwardAuth := &dynamic.ForwardAuth{
@@ -812,7 +812,7 @@ func createBasicAuthMiddleware(client Client, namespace string, basicAuth *traef
 	}
 
 	if basicAuth.Secret == "" {
-		return nil, fmt.Errorf("auth secret must be set")
+		return nil, errors.New("auth secret must be set")
 	}
 
 	secret, ok, err := client.GetSecret(namespace, basicAuth.Secret)
@@ -859,7 +859,7 @@ func createDigestAuthMiddleware(client Client, namespace string, digestAuth *tra
 	}
 
 	if digestAuth.Secret == "" {
-		return nil, fmt.Errorf("auth secret must be set")
+		return nil, errors.New("auth secret must be set")
 	}
 
 	secret, ok, err := client.GetSecret(namespace, digestAuth.Secret)

pkg/provider/kubernetes/ingress/client_test.go

@@ -2,7 +2,7 @@ package ingress
 
 import (
 	"context"
-	"fmt"
+	"errors"
 	"testing"
 	"time"
 
@@ -39,9 +39,9 @@ func TestTranslateNotFoundError(t *testing.T) {
 		},
 		{
 			desc:           "not a kubernetes not found error",
-			err:            fmt.Errorf("bar error"),
+			err:            errors.New("bar error"),
 			expectedExists: false,
-			expectedError:  fmt.Errorf("bar error"),
+			expectedError:  errors.New("bar error"),
 		},
 	}