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clientset.go
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/
clientset.go
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// Copyright (c) 2020 SAP SE or an SAP affiliate company. All rights reserved. This file is licensed under the Apache Software License, v. 2 except as noted otherwise in the LICENSE file
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package fake
import (
"context"
"github.com/gardener/gardener/pkg/chartrenderer"
gardencoreclientset "github.com/gardener/gardener/pkg/client/core/clientset/versioned"
"github.com/gardener/gardener/pkg/client/kubernetes"
gardenseedmanagementclientset "github.com/gardener/gardener/pkg/client/seedmanagement/clientset/versioned"
apiextensionsclientset "k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset"
"k8s.io/apimachinery/pkg/version"
kubernetesclientset "k8s.io/client-go/kubernetes"
"k8s.io/client-go/rest"
apiregistrationclientset "k8s.io/kube-aggregator/pkg/client/clientset_generated/clientset"
"sigs.k8s.io/controller-runtime/pkg/cache"
"sigs.k8s.io/controller-runtime/pkg/client"
)
var _ kubernetes.Interface = &ClientSet{}
// ClientSet contains information to provide a fake implementation for tests.
type ClientSet struct {
CheckForwardPodPortFn
applier kubernetes.Applier
chartRenderer chartrenderer.Interface
chartApplier kubernetes.ChartApplier
restConfig *rest.Config
client client.Client
apiReader client.Reader
directClient client.Client
cache cache.Cache
kubernetes kubernetesclientset.Interface
gardenCore gardencoreclientset.Interface
gardenSeedManagement gardenseedmanagementclientset.Interface
apiextension apiextensionsclientset.Interface
apiregistration apiregistrationclientset.Interface
restClient rest.Interface
version string
}
// NewClientSet returns a new empty fake ClientSet.
func NewClientSet() *ClientSet {
return &ClientSet{}
}
// Applier returns the applier of this ClientSet.
func (c *ClientSet) Applier() kubernetes.Applier {
return c.applier
}
// ChartRenderer returns a ChartRenderer populated with the cluster's Capabilities.
func (c *ClientSet) ChartRenderer() chartrenderer.Interface {
return c.chartRenderer
}
// ChartApplier returns a ChartApplier using the ClientSet's ChartRenderer and Applier.
func (c *ClientSet) ChartApplier() kubernetes.ChartApplier {
return c.chartApplier
}
// RESTConfig will return the restConfig attribute of the Client object.
func (c *ClientSet) RESTConfig() *rest.Config {
return c.restConfig
}
// Client returns the controller-runtime client of this ClientSet.
func (c *ClientSet) Client() client.Client {
return c.client
}
// APIReader returns a client.Reader that directly reads from the API server.
func (c *ClientSet) APIReader() client.Reader {
return c.apiReader
}
// DirectClient returns a controller-runtime client, which can be used to talk to the API server directly
// (without using a cache).
// Deprecated: used APIReader instead, if the controller can't tolerate stale reads.
func (c *ClientSet) DirectClient() client.Client {
return c.directClient
}
// Cache returns the clientset's controller-runtime cache. It can be used to get Informers for arbitrary objects.
func (c *ClientSet) Cache() cache.Cache {
return c.cache
}
// Kubernetes will return the kubernetes attribute of the Client object.
func (c *ClientSet) Kubernetes() kubernetesclientset.Interface {
return c.kubernetes
}
// GardenCore will return the gardenCore attribute of the Client object.
func (c *ClientSet) GardenCore() gardencoreclientset.Interface {
return c.gardenCore
}
// GardenSeedManagement will return the gardenSeedManagement attribute of the Client object.
func (c *ClientSet) GardenSeedManagement() gardenseedmanagementclientset.Interface {
return c.gardenSeedManagement
}
// APIExtension will return the apiextension ClientSet attribute of the Client object.
func (c *ClientSet) APIExtension() apiextensionsclientset.Interface {
return c.apiextension
}
// APIRegistration will return the apiregistration attribute of the Client object.
func (c *ClientSet) APIRegistration() apiregistrationclientset.Interface {
return c.apiregistration
}
// RESTClient will return the restClient attribute of the Client object.
func (c *ClientSet) RESTClient() rest.Interface {
return c.restClient
}
// Version returns the GitVersion of the Kubernetes client stored on the object.
func (c *ClientSet) Version() string {
return c.version
}
// DiscoverVersion tries to retrieve the server version using the kubernetes discovery client.
func (c *ClientSet) DiscoverVersion() (*version.Info, error) {
serverVersion, err := c.Kubernetes().Discovery().ServerVersion()
if err != nil {
return nil, err
}
c.version = serverVersion.GitVersion
return serverVersion, nil
}
// Start does nothing as the fake ClientSet does not support it.
func (c *ClientSet) Start(context.Context) {
}
// WaitForCacheSync does nothing and return trues.
func (c *ClientSet) WaitForCacheSync(context.Context) bool {
return true
}
// ForwardPodPort does nothing as the fake ClientSet does not support it.
func (c *ClientSet) ForwardPodPort(string, string, int, int) (chan struct{}, error) {
return nil, nil
}
// CheckForwardPodPortFn is a type alias for a function checking port forwarding for pods.
type CheckForwardPodPortFn func(string, string, int, int) error
// CheckForwardPodPort does nothing as the fake ClientSet does not support it.
func (f CheckForwardPodPortFn) CheckForwardPodPort(namespace, name string, src, dst int) error {
return f(namespace, name, src, dst)
}