| /* |
| Copyright 2014 The Kubernetes Authors. |
| |
| 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 testing |
| |
| import ( |
| "fmt" |
| |
| apps "k8s.io/api/apps/v1" |
| "k8s.io/api/core/v1" |
| policy "k8s.io/api/policy/v1beta1" |
| metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" |
| "k8s.io/apimachinery/pkg/labels" |
| corelisters "k8s.io/client-go/listers/core/v1" |
| "k8s.io/kubernetes/pkg/scheduler/algorithm" |
| schedulerinternalcache "k8s.io/kubernetes/pkg/scheduler/internal/cache" |
| ) |
| |
| var _ algorithm.NodeLister = &FakeNodeLister{} |
| |
| // FakeNodeLister implements NodeLister on a []string for test purposes. |
| type FakeNodeLister []*v1.Node |
| |
| // List returns nodes as a []string. |
| func (f FakeNodeLister) List() ([]*v1.Node, error) { |
| return f, nil |
| } |
| |
| var _ algorithm.PodLister = &FakePodLister{} |
| |
| // FakePodLister implements PodLister on an []v1.Pods for test purposes. |
| type FakePodLister []*v1.Pod |
| |
| // List returns []*v1.Pod matching a query. |
| func (f FakePodLister) List(s labels.Selector) (selected []*v1.Pod, err error) { |
| for _, pod := range f { |
| if s.Matches(labels.Set(pod.Labels)) { |
| selected = append(selected, pod) |
| } |
| } |
| return selected, nil |
| } |
| |
| // FilteredList returns pods matching a pod filter and a label selector. |
| func (f FakePodLister) FilteredList(podFilter schedulerinternalcache.PodFilter, s labels.Selector) (selected []*v1.Pod, err error) { |
| for _, pod := range f { |
| if podFilter(pod) && s.Matches(labels.Set(pod.Labels)) { |
| selected = append(selected, pod) |
| } |
| } |
| return selected, nil |
| } |
| |
| var _ algorithm.ServiceLister = &FakeServiceLister{} |
| |
| // FakeServiceLister implements ServiceLister on []v1.Service for test purposes. |
| type FakeServiceLister []*v1.Service |
| |
| // List returns v1.ServiceList, the list of all services. |
| func (f FakeServiceLister) List(labels.Selector) ([]*v1.Service, error) { |
| return f, nil |
| } |
| |
| // GetPodServices gets the services that have the selector that match the labels on the given pod. |
| func (f FakeServiceLister) GetPodServices(pod *v1.Pod) (services []*v1.Service, err error) { |
| var selector labels.Selector |
| |
| for i := range f { |
| service := f[i] |
| // consider only services that are in the same namespace as the pod |
| if service.Namespace != pod.Namespace { |
| continue |
| } |
| selector = labels.Set(service.Spec.Selector).AsSelectorPreValidated() |
| if selector.Matches(labels.Set(pod.Labels)) { |
| services = append(services, service) |
| } |
| } |
| return |
| } |
| |
| var _ algorithm.ControllerLister = &FakeControllerLister{} |
| |
| // FakeControllerLister implements ControllerLister on []v1.ReplicationController for test purposes. |
| type FakeControllerLister []*v1.ReplicationController |
| |
| // List returns []v1.ReplicationController, the list of all ReplicationControllers. |
| func (f FakeControllerLister) List(labels.Selector) ([]*v1.ReplicationController, error) { |
| return f, nil |
| } |
| |
| // GetPodControllers gets the ReplicationControllers that have the selector that match the labels on the given pod |
| func (f FakeControllerLister) GetPodControllers(pod *v1.Pod) (controllers []*v1.ReplicationController, err error) { |
| var selector labels.Selector |
| |
| for i := range f { |
| controller := f[i] |
| if controller.Namespace != pod.Namespace { |
| continue |
| } |
| selector = labels.Set(controller.Spec.Selector).AsSelectorPreValidated() |
| if selector.Matches(labels.Set(pod.Labels)) { |
| controllers = append(controllers, controller) |
| } |
| } |
| if len(controllers) == 0 { |
| err = fmt.Errorf("Could not find Replication Controller for pod %s in namespace %s with labels: %v", pod.Name, pod.Namespace, pod.Labels) |
| } |
| |
| return |
| } |
| |
| var _ algorithm.ReplicaSetLister = &FakeReplicaSetLister{} |
| |
| // FakeReplicaSetLister implements ControllerLister on []extensions.ReplicaSet for test purposes. |
| type FakeReplicaSetLister []*apps.ReplicaSet |
| |
| // GetPodReplicaSets gets the ReplicaSets that have the selector that match the labels on the given pod |
| func (f FakeReplicaSetLister) GetPodReplicaSets(pod *v1.Pod) (rss []*apps.ReplicaSet, err error) { |
| var selector labels.Selector |
| |
| for _, rs := range f { |
| if rs.Namespace != pod.Namespace { |
| continue |
| } |
| selector, err = metav1.LabelSelectorAsSelector(rs.Spec.Selector) |
| if err != nil { |
| return |
| } |
| |
| if selector.Matches(labels.Set(pod.Labels)) { |
| rss = append(rss, rs) |
| } |
| } |
| if len(rss) == 0 { |
| err = fmt.Errorf("Could not find ReplicaSet for pod %s in namespace %s with labels: %v", pod.Name, pod.Namespace, pod.Labels) |
| } |
| |
| return |
| } |
| |
| var _ algorithm.StatefulSetLister = &FakeStatefulSetLister{} |
| |
| // FakeStatefulSetLister implements ControllerLister on []apps.StatefulSet for testing purposes. |
| type FakeStatefulSetLister []*apps.StatefulSet |
| |
| // GetPodStatefulSets gets the StatefulSets that have the selector that match the labels on the given pod. |
| func (f FakeStatefulSetLister) GetPodStatefulSets(pod *v1.Pod) (sss []*apps.StatefulSet, err error) { |
| var selector labels.Selector |
| |
| for _, ss := range f { |
| if ss.Namespace != pod.Namespace { |
| continue |
| } |
| selector, err = metav1.LabelSelectorAsSelector(ss.Spec.Selector) |
| if err != nil { |
| return |
| } |
| if selector.Matches(labels.Set(pod.Labels)) { |
| sss = append(sss, ss) |
| } |
| } |
| if len(sss) == 0 { |
| err = fmt.Errorf("Could not find StatefulSet for pod %s in namespace %s with labels: %v", pod.Name, pod.Namespace, pod.Labels) |
| } |
| return |
| } |
| |
| // FakePersistentVolumeClaimLister implements PersistentVolumeClaimLister on []*v1.PersistentVolumeClaim for test purposes. |
| type FakePersistentVolumeClaimLister []*v1.PersistentVolumeClaim |
| |
| var _ corelisters.PersistentVolumeClaimLister = FakePersistentVolumeClaimLister{} |
| |
| // List returns not implemented error. |
| func (f FakePersistentVolumeClaimLister) List(selector labels.Selector) (ret []*v1.PersistentVolumeClaim, err error) { |
| return nil, fmt.Errorf("not implemented") |
| } |
| |
| // PersistentVolumeClaims returns a FakePersistentVolumeClaimLister object. |
| func (f FakePersistentVolumeClaimLister) PersistentVolumeClaims(namespace string) corelisters.PersistentVolumeClaimNamespaceLister { |
| return &fakePersistentVolumeClaimNamespaceLister{ |
| pvcs: f, |
| namespace: namespace, |
| } |
| } |
| |
| // fakePersistentVolumeClaimNamespaceLister is implementation of PersistentVolumeClaimNamespaceLister returned by List() above. |
| type fakePersistentVolumeClaimNamespaceLister struct { |
| pvcs []*v1.PersistentVolumeClaim |
| namespace string |
| } |
| |
| func (f *fakePersistentVolumeClaimNamespaceLister) Get(name string) (*v1.PersistentVolumeClaim, error) { |
| for _, pvc := range f.pvcs { |
| if pvc.Name == name && pvc.Namespace == f.namespace { |
| return pvc, nil |
| } |
| } |
| return nil, fmt.Errorf("persistentvolumeclaim %q not found", name) |
| } |
| |
| func (f fakePersistentVolumeClaimNamespaceLister) List(selector labels.Selector) (ret []*v1.PersistentVolumeClaim, err error) { |
| return nil, fmt.Errorf("not implemented") |
| } |
| |
| // FakePDBLister implements PDBLister on a slice of PodDisruptionBudgets for test purposes. |
| type FakePDBLister []*policy.PodDisruptionBudget |
| |
| // List returns a list of PodDisruptionBudgets. |
| func (f FakePDBLister) List(labels.Selector) ([]*policy.PodDisruptionBudget, error) { |
| return f, nil |
| } |