kubernetes node_unschedulable_test 源码

2022-09-18
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kubernetes node_unschedulable_test 代码

文件路径：/pkg/scheduler/framework/plugins/nodeunschedulable/node_unschedulable_test.go

/*
Copyright 2019 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 nodeunschedulable

import (
	"context"
	"reflect"
	"testing"

	v1 "k8s.io/api/core/v1"
	"k8s.io/kubernetes/pkg/scheduler/framework"
)

func TestNodeUnschedulable(t *testing.T) {
	testCases := []struct {
		name       string
		pod        *v1.Pod
		node       *v1.Node
		wantStatus *framework.Status
	}{
		{
			name: "Does not schedule pod to unschedulable node (node.Spec.Unschedulable==true)",
			pod:  &v1.Pod{},
			node: &v1.Node{
				Spec: v1.NodeSpec{
					Unschedulable: true,
				},
			},
			wantStatus: framework.NewStatus(framework.UnschedulableAndUnresolvable, ErrReasonUnschedulable),
		},
		{
			name: "Schedule pod to normal node",
			pod:  &v1.Pod{},
			node: &v1.Node{
				Spec: v1.NodeSpec{
					Unschedulable: false,
				},
			},
		},
		{
			name: "Schedule pod with toleration to unschedulable node (node.Spec.Unschedulable==true)",
			pod: &v1.Pod{
				Spec: v1.PodSpec{
					Tolerations: []v1.Toleration{
						{
							Key:    v1.TaintNodeUnschedulable,
							Effect: v1.TaintEffectNoSchedule,
						},
					},
				},
			},
			node: &v1.Node{
				Spec: v1.NodeSpec{
					Unschedulable: true,
				},
			},
		},
	}

	for _, test := range testCases {
		nodeInfo := framework.NewNodeInfo()
		nodeInfo.SetNode(test.node)

		p, _ := New(nil, nil)
		gotStatus := p.(framework.FilterPlugin).Filter(context.Background(), nil, test.pod, nodeInfo)
		if !reflect.DeepEqual(gotStatus, test.wantStatus) {
			t.Errorf("status does not match: %v, want: %v", gotStatus, test.wantStatus)
		}
	}
}

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kubernetes node_unschedulable 源码

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本文标签： golang docker
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