68 lines
2.1 KiB
Go
68 lines
2.1 KiB
Go
/*
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Copyright 2018 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 testing
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import (
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nodev1 "k8s.io/api/node/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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clientset "k8s.io/client-go/kubernetes"
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"k8s.io/client-go/kubernetes/fake"
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"k8s.io/kubernetes/pkg/kubelet/runtimeclass"
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)
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const (
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// SandboxRuntimeClass is a valid RuntimeClass pre-populated in the populated dynamic client.
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SandboxRuntimeClass = "sandbox"
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// SandboxRuntimeHandler is the handler associated with the SandboxRuntimeClass.
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SandboxRuntimeHandler = "kata-containers"
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// EmptyRuntimeClass is a valid RuntimeClass without a handler pre-populated in the populated dynamic client.
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EmptyRuntimeClass = "native"
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)
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// NewPopulatedClient creates a fake client for use with the runtimeclass.Manager,
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// and populates it with a few test RuntimeClass objects.
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func NewPopulatedClient() clientset.Interface {
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return fake.NewSimpleClientset(
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NewRuntimeClass(EmptyRuntimeClass, ""),
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NewRuntimeClass(SandboxRuntimeClass, SandboxRuntimeHandler),
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)
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}
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// StartManagerSync starts the manager, and waits for the informer cache to sync.
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// Returns a function to stop the manager, which should be called with a defer:
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// defer StartManagerSync(t, m)()
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func StartManagerSync(m *runtimeclass.Manager) func() {
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stopCh := make(chan struct{})
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m.Start(stopCh)
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m.WaitForCacheSync(stopCh)
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return func() {
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close(stopCh)
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}
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}
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// NewRuntimeClass is a helper to generate a RuntimeClass resource with
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// the given name & handler.
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func NewRuntimeClass(name, handler string) *nodev1.RuntimeClass {
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return &nodev1.RuntimeClass{
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ObjectMeta: metav1.ObjectMeta{
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Name: name,
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},
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Handler: handler,
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}
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}
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