mirror of https://github.com/k3s-io/k3s
135 lines
3.0 KiB
Go
135 lines
3.0 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 nodeinfo
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import (
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"reflect"
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"testing"
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"k8s.io/api/core/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/util/sets"
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)
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const mb int64 = 1024 * 1024
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func TestGetNodeImageStates(t *testing.T) {
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tests := []struct {
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node *v1.Node
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imageExistenceMap map[string]sets.String
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expected map[string]*ImageStateSummary
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}{
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{
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node: &v1.Node{
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ObjectMeta: metav1.ObjectMeta{Name: "node-0"},
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Status: v1.NodeStatus{
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Images: []v1.ContainerImage{
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{
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Names: []string{
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"gcr.io/10:v1",
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},
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SizeBytes: int64(10 * mb),
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},
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{
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Names: []string{
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"gcr.io/200:v1",
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},
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SizeBytes: int64(200 * mb),
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},
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},
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},
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},
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imageExistenceMap: map[string]sets.String{
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"gcr.io/10:v1": sets.NewString("node-0", "node-1"),
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"gcr.io/200:v1": sets.NewString("node-0"),
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},
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expected: map[string]*ImageStateSummary{
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"gcr.io/10:v1": {
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Size: int64(10 * mb),
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NumNodes: 2,
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},
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"gcr.io/200:v1": {
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Size: int64(200 * mb),
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NumNodes: 1,
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},
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},
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},
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}
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for _, test := range tests {
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imageStates := getNodeImageStates(test.node, test.imageExistenceMap)
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if !reflect.DeepEqual(test.expected, imageStates) {
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t.Errorf("expected: %#v, got: %#v", test.expected, imageStates)
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}
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}
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}
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func TestCreateImageExistenceMap(t *testing.T) {
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tests := []struct {
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nodes []*v1.Node
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expected map[string]sets.String
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}{
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{
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nodes: []*v1.Node{
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{
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ObjectMeta: metav1.ObjectMeta{Name: "node-0"},
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Status: v1.NodeStatus{
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Images: []v1.ContainerImage{
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{
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Names: []string{
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"gcr.io/10:v1",
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},
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SizeBytes: int64(10 * mb),
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},
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},
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},
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},
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{
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ObjectMeta: metav1.ObjectMeta{Name: "node-1"},
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Status: v1.NodeStatus{
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Images: []v1.ContainerImage{
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{
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Names: []string{
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"gcr.io/10:v1",
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},
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SizeBytes: int64(10 * mb),
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},
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{
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Names: []string{
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"gcr.io/200:v1",
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},
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SizeBytes: int64(200 * mb),
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},
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},
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},
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},
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},
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expected: map[string]sets.String{
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"gcr.io/10:v1": sets.NewString("node-0", "node-1"),
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"gcr.io/200:v1": sets.NewString("node-1"),
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},
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},
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}
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for _, test := range tests {
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imageMap := createImageExistenceMap(test.nodes)
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if !reflect.DeepEqual(test.expected, imageMap) {
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t.Errorf("expected: %#v, got: %#v", test.expected, imageMap)
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}
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}
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}
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