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91 lines
2.8 KiB
Go
91 lines
2.8 KiB
Go
/*
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Copyright 2017 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package devicemanager
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import (
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v1 "k8s.io/api/core/v1"
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podresourcesapi "k8s.io/kubernetes/pkg/kubelet/apis/podresources/v1alpha1"
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"k8s.io/kubernetes/pkg/kubelet/cm/topologymanager"
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"k8s.io/kubernetes/pkg/kubelet/config"
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"k8s.io/kubernetes/pkg/kubelet/lifecycle"
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"k8s.io/kubernetes/pkg/kubelet/pluginmanager/cache"
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schedulerframework "k8s.io/kubernetes/pkg/scheduler/framework/v1alpha1"
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)
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// ManagerStub provides a simple stub implementation for the Device Manager.
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type ManagerStub struct{}
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// NewManagerStub creates a ManagerStub.
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func NewManagerStub() (*ManagerStub, error) {
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return &ManagerStub{}, nil
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}
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// Start simply returns nil.
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func (h *ManagerStub) Start(activePods ActivePodsFunc, sourcesReady config.SourcesReady) error {
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return nil
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}
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// Stop simply returns nil.
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func (h *ManagerStub) Stop() error {
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return nil
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}
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// Allocate simply returns nil.
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func (h *ManagerStub) Allocate(pod *v1.Pod, container *v1.Container) error {
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return nil
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}
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// UpdatePluginResources simply returns nil.
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func (h *ManagerStub) UpdatePluginResources(node *schedulerframework.NodeInfo, attrs *lifecycle.PodAdmitAttributes) error {
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return nil
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}
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// GetDeviceRunContainerOptions simply returns nil.
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func (h *ManagerStub) GetDeviceRunContainerOptions(pod *v1.Pod, container *v1.Container) (*DeviceRunContainerOptions, error) {
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return nil, nil
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}
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// GetCapacity simply returns nil capacity and empty removed resource list.
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func (h *ManagerStub) GetCapacity() (v1.ResourceList, v1.ResourceList, []string) {
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return nil, nil, []string{}
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}
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// GetWatcherHandler returns plugin watcher interface
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func (h *ManagerStub) GetWatcherHandler() cache.PluginHandler {
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return nil
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}
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// GetTopologyHints returns an empty TopologyHint map
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func (h *ManagerStub) GetTopologyHints(pod *v1.Pod, container *v1.Container) map[string][]topologymanager.TopologyHint {
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return map[string][]topologymanager.TopologyHint{}
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}
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// GetDevices returns nil
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func (h *ManagerStub) GetDevices(_, _ string) []*podresourcesapi.ContainerDevices {
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return nil
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}
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// ShouldResetExtendedResourceCapacity returns false
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func (h *ManagerStub) ShouldResetExtendedResourceCapacity() bool {
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return false
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}
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// UpdateAllocatedDevices returns nothing
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func (h *ManagerStub) UpdateAllocatedDevices() {
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return
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}
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