mirror of
https://github.com/optim-enterprises-bv/kubernetes.git
synced 2025-10-31 18:28:13 +00:00
344 lines
14 KiB
Go
344 lines
14 KiB
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 csimigration
|
|
|
|
import (
|
|
"fmt"
|
|
"testing"
|
|
|
|
v1 "k8s.io/api/core/v1"
|
|
utilfeature "k8s.io/apiserver/pkg/util/feature"
|
|
"k8s.io/component-base/featuregate"
|
|
featuregatetesting "k8s.io/component-base/featuregate/testing"
|
|
csitrans "k8s.io/csi-translation-lib"
|
|
"k8s.io/kubernetes/pkg/features"
|
|
"k8s.io/kubernetes/pkg/volume"
|
|
)
|
|
|
|
func TestIsMigratable(t *testing.T) {
|
|
testCases := []struct {
|
|
name string
|
|
pluginFeature featuregate.Feature
|
|
pluginFeatureEnabled bool
|
|
csiMigrationEnabled bool
|
|
isMigratable bool
|
|
spec *volume.Spec
|
|
}{
|
|
{
|
|
name: "GCE PD PV source with CSIMigrationGCE enabled",
|
|
pluginFeature: features.CSIMigrationGCE,
|
|
pluginFeatureEnabled: true,
|
|
isMigratable: true,
|
|
csiMigrationEnabled: true,
|
|
spec: &volume.Spec{
|
|
PersistentVolume: &v1.PersistentVolume{
|
|
Spec: v1.PersistentVolumeSpec{
|
|
PersistentVolumeSource: v1.PersistentVolumeSource{
|
|
GCEPersistentDisk: &v1.GCEPersistentDiskVolumeSource{
|
|
PDName: "test-disk",
|
|
FSType: "ext4",
|
|
Partition: 0,
|
|
ReadOnly: false,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
name: "GCE PD PV Source with CSIMigrationGCE disabled",
|
|
pluginFeature: features.CSIMigrationGCE,
|
|
pluginFeatureEnabled: false,
|
|
isMigratable: false,
|
|
csiMigrationEnabled: true,
|
|
spec: &volume.Spec{
|
|
PersistentVolume: &v1.PersistentVolume{
|
|
Spec: v1.PersistentVolumeSpec{
|
|
PersistentVolumeSource: v1.PersistentVolumeSource{
|
|
GCEPersistentDisk: &v1.GCEPersistentDiskVolumeSource{
|
|
PDName: "test-disk",
|
|
FSType: "ext4",
|
|
Partition: 0,
|
|
ReadOnly: false,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
name: "AWS EBS PV with CSIMigrationAWS enabled",
|
|
pluginFeature: features.CSIMigrationAWS,
|
|
pluginFeatureEnabled: true,
|
|
isMigratable: true,
|
|
csiMigrationEnabled: true,
|
|
spec: &volume.Spec{
|
|
PersistentVolume: &v1.PersistentVolume{
|
|
Spec: v1.PersistentVolumeSpec{
|
|
PersistentVolumeSource: v1.PersistentVolumeSource{
|
|
AWSElasticBlockStore: &v1.AWSElasticBlockStoreVolumeSource{
|
|
VolumeID: "vol01",
|
|
FSType: "ext3",
|
|
Partition: 1,
|
|
ReadOnly: true,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
name: "AWS EBS PV with CSIMigration and CSIMigrationAWS disabled",
|
|
pluginFeature: features.CSIMigrationAWS,
|
|
pluginFeatureEnabled: false,
|
|
isMigratable: false,
|
|
csiMigrationEnabled: false,
|
|
spec: &volume.Spec{
|
|
PersistentVolume: &v1.PersistentVolume{
|
|
Spec: v1.PersistentVolumeSpec{
|
|
PersistentVolumeSource: v1.PersistentVolumeSource{
|
|
AWSElasticBlockStore: &v1.AWSElasticBlockStoreVolumeSource{
|
|
VolumeID: "vol01",
|
|
FSType: "ext3",
|
|
Partition: 1,
|
|
ReadOnly: true,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
}
|
|
csiTranslator := csitrans.New()
|
|
for _, test := range testCases {
|
|
pm := NewPluginManager(csiTranslator, utilfeature.DefaultFeatureGate)
|
|
t.Run(fmt.Sprintf("Testing %v", test.name), func(t *testing.T) {
|
|
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.CSIMigration, test.csiMigrationEnabled)()
|
|
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, test.pluginFeature, test.pluginFeatureEnabled)()
|
|
migratable, err := pm.IsMigratable(test.spec)
|
|
if migratable != test.isMigratable {
|
|
t.Errorf("Expected migratability of spec: %v does not match obtained migratability: %v", test.isMigratable, migratable)
|
|
}
|
|
if err != nil {
|
|
t.Errorf("Unexpected error: %v", err)
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestCheckMigrationFeatureFlags(t *testing.T) {
|
|
testCases := []struct {
|
|
name string
|
|
pluginFeature featuregate.Feature
|
|
pluginFeatureEnabled bool
|
|
csiMigrationEnabled bool
|
|
pluginUnregsiterFeature featuregate.Feature
|
|
pluginUnregsiterEnabled bool
|
|
expectMigrationComplete bool
|
|
expectErr bool
|
|
}{
|
|
{
|
|
name: "plugin specific feature flag enabled with migration flag disabled",
|
|
pluginFeature: features.CSIMigrationvSphere,
|
|
pluginFeatureEnabled: true,
|
|
csiMigrationEnabled: false,
|
|
pluginUnregsiterFeature: features.InTreePluginvSphereUnregister,
|
|
pluginUnregsiterEnabled: false,
|
|
expectMigrationComplete: false,
|
|
expectErr: true,
|
|
},
|
|
{
|
|
name: "plugin specific migration feature and CSI migration flag both enabled with plugin unregister disabled",
|
|
pluginFeature: features.CSIMigrationvSphere,
|
|
pluginFeatureEnabled: true,
|
|
csiMigrationEnabled: true,
|
|
pluginUnregsiterFeature: features.InTreePluginvSphereUnregister,
|
|
pluginUnregsiterEnabled: false,
|
|
expectMigrationComplete: false,
|
|
expectErr: false,
|
|
},
|
|
{
|
|
name: "plugin specific migration feature and plugin unregister disabled and CSI migration flag enabled",
|
|
pluginFeature: features.CSIMigrationvSphere,
|
|
pluginFeatureEnabled: false,
|
|
csiMigrationEnabled: true,
|
|
pluginUnregsiterFeature: features.InTreePluginvSphereUnregister,
|
|
pluginUnregsiterEnabled: false,
|
|
expectMigrationComplete: false,
|
|
expectErr: false,
|
|
},
|
|
{
|
|
name: "all features enabled",
|
|
pluginFeature: features.CSIMigrationvSphere,
|
|
pluginFeatureEnabled: true,
|
|
csiMigrationEnabled: true,
|
|
pluginUnregsiterFeature: features.InTreePluginvSphereUnregister,
|
|
pluginUnregsiterEnabled: true,
|
|
expectMigrationComplete: true,
|
|
expectErr: false,
|
|
},
|
|
{
|
|
name: "all features disabled",
|
|
pluginFeature: features.CSIMigrationvSphere,
|
|
pluginFeatureEnabled: false,
|
|
csiMigrationEnabled: false,
|
|
pluginUnregsiterFeature: features.InTreePluginvSphereUnregister,
|
|
pluginUnregsiterEnabled: false,
|
|
expectMigrationComplete: false,
|
|
expectErr: false,
|
|
},
|
|
}
|
|
for _, test := range testCases {
|
|
t.Run(fmt.Sprintf("Testing %v", test.name), func(t *testing.T) {
|
|
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.CSIMigration, test.csiMigrationEnabled)()
|
|
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, test.pluginFeature, test.pluginFeatureEnabled)()
|
|
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, test.pluginUnregsiterFeature, test.pluginUnregsiterEnabled)()
|
|
migrationComplete, err := CheckMigrationFeatureFlags(utilfeature.DefaultFeatureGate, test.pluginFeature, test.pluginUnregsiterFeature)
|
|
if err != nil && test.expectErr == false {
|
|
t.Errorf("Unexpected error: %v", err)
|
|
}
|
|
if err == nil && test.expectErr == true {
|
|
t.Errorf("Unexpected validation pass")
|
|
}
|
|
if migrationComplete != test.expectMigrationComplete {
|
|
t.Errorf("Unexpected migrationComplete result. Exp: %v, got %v", test.expectMigrationComplete, migrationComplete)
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestMigrationFeatureFlagStatus(t *testing.T) {
|
|
testCases := []struct {
|
|
name string
|
|
pluginName string
|
|
csiMigrationEnabled bool
|
|
pluginFeature featuregate.Feature
|
|
pluginFeatureEnabled bool
|
|
inTreePluginUnregister featuregate.Feature
|
|
inTreePluginUnregisterEnabled bool
|
|
csiMigrationResult bool
|
|
csiMigrationCompleteResult bool
|
|
}{
|
|
{
|
|
name: "gce-pd migration flag disabled and migration-complete flag disabled with CSI migration flag disabled",
|
|
pluginName: "kubernetes.io/gce-pd",
|
|
pluginFeature: features.CSIMigrationGCE,
|
|
pluginFeatureEnabled: false,
|
|
csiMigrationEnabled: false,
|
|
inTreePluginUnregister: features.InTreePluginGCEUnregister,
|
|
inTreePluginUnregisterEnabled: false,
|
|
csiMigrationResult: false,
|
|
csiMigrationCompleteResult: false,
|
|
},
|
|
{
|
|
name: "gce-pd migration flag disabled and migration-complete flag disabled with CSI migration flag enabled",
|
|
pluginName: "kubernetes.io/gce-pd",
|
|
pluginFeature: features.CSIMigrationGCE,
|
|
pluginFeatureEnabled: false,
|
|
csiMigrationEnabled: true,
|
|
inTreePluginUnregister: features.InTreePluginGCEUnregister,
|
|
inTreePluginUnregisterEnabled: false,
|
|
csiMigrationResult: false,
|
|
csiMigrationCompleteResult: false,
|
|
},
|
|
{
|
|
name: "gce-pd migration flag enabled and migration-complete flag disabled with CSI migration flag enabled",
|
|
pluginName: "kubernetes.io/gce-pd",
|
|
pluginFeature: features.CSIMigrationGCE,
|
|
pluginFeatureEnabled: true,
|
|
csiMigrationEnabled: true,
|
|
inTreePluginUnregister: features.InTreePluginGCEUnregister,
|
|
inTreePluginUnregisterEnabled: false,
|
|
csiMigrationResult: true,
|
|
csiMigrationCompleteResult: false,
|
|
},
|
|
{
|
|
name: "gce-pd migration flag enabled and migration-complete flag enabled with CSI migration flag enabled",
|
|
pluginName: "kubernetes.io/gce-pd",
|
|
pluginFeature: features.CSIMigrationGCE,
|
|
pluginFeatureEnabled: true,
|
|
csiMigrationEnabled: true,
|
|
inTreePluginUnregister: features.InTreePluginGCEUnregister,
|
|
inTreePluginUnregisterEnabled: true,
|
|
csiMigrationResult: true,
|
|
csiMigrationCompleteResult: true,
|
|
},
|
|
{
|
|
name: "aws-ebs migration flag disabled and migration-complete flag disabled with CSI migration flag disabled",
|
|
pluginName: "kubernetes.io/aws-ebs",
|
|
pluginFeature: features.CSIMigrationAWS,
|
|
pluginFeatureEnabled: false,
|
|
csiMigrationEnabled: false,
|
|
inTreePluginUnregister: features.InTreePluginAWSUnregister,
|
|
inTreePluginUnregisterEnabled: false,
|
|
csiMigrationResult: false,
|
|
csiMigrationCompleteResult: false,
|
|
},
|
|
{
|
|
name: "aws-ebs migration flag disabled and migration-complete flag disabled with CSI migration flag enabled",
|
|
pluginName: "kubernetes.io/aws-ebs",
|
|
pluginFeature: features.CSIMigrationAWS,
|
|
pluginFeatureEnabled: false,
|
|
csiMigrationEnabled: true,
|
|
inTreePluginUnregister: features.InTreePluginAWSUnregister,
|
|
inTreePluginUnregisterEnabled: false,
|
|
csiMigrationResult: false,
|
|
csiMigrationCompleteResult: false,
|
|
},
|
|
{
|
|
name: "aws-ebs migration flag enabled and migration-complete flag disabled with CSI migration flag enabled",
|
|
pluginName: "kubernetes.io/aws-ebs",
|
|
pluginFeature: features.CSIMigrationAWS,
|
|
pluginFeatureEnabled: true,
|
|
csiMigrationEnabled: true,
|
|
inTreePluginUnregister: features.InTreePluginAWSUnregister,
|
|
inTreePluginUnregisterEnabled: false,
|
|
csiMigrationResult: true,
|
|
csiMigrationCompleteResult: false,
|
|
},
|
|
{
|
|
name: "aws-ebs migration flag enabled and migration-complete flag enabled with CSI migration flag enabled",
|
|
pluginName: "kubernetes.io/aws-ebs",
|
|
pluginFeature: features.CSIMigrationAWS,
|
|
pluginFeatureEnabled: true,
|
|
csiMigrationEnabled: true,
|
|
inTreePluginUnregister: features.InTreePluginAWSUnregister,
|
|
inTreePluginUnregisterEnabled: true,
|
|
csiMigrationResult: true,
|
|
csiMigrationCompleteResult: true,
|
|
},
|
|
}
|
|
csiTranslator := csitrans.New()
|
|
for _, test := range testCases {
|
|
pm := NewPluginManager(csiTranslator, utilfeature.DefaultFeatureGate)
|
|
t.Run(fmt.Sprintf("Testing %v", test.name), func(t *testing.T) {
|
|
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.CSIMigration, test.csiMigrationEnabled)()
|
|
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, test.pluginFeature, test.pluginFeatureEnabled)()
|
|
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, test.inTreePluginUnregister, test.inTreePluginUnregisterEnabled)()
|
|
|
|
csiMigrationResult := pm.IsMigrationEnabledForPlugin(test.pluginName)
|
|
if csiMigrationResult != test.csiMigrationResult {
|
|
t.Errorf("Expected migratability of plugin %v: %v does not match obtained migratability: %v", test.pluginName, test.csiMigrationResult, csiMigrationResult)
|
|
}
|
|
csiMigrationCompleteResult := pm.IsMigrationCompleteForPlugin(test.pluginName)
|
|
if csiMigrationCompleteResult != test.csiMigrationCompleteResult {
|
|
t.Errorf("Expected migration complete status of plugin: %v: %v does not match obtained migratability: %v", test.pluginName, test.csiMigrationCompleteResult, csiMigrationResult)
|
|
}
|
|
})
|
|
}
|
|
}
|