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Merge pull request #84754 from davidz627/fix/uniqueName

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Update inline volume translated PV Name to be unique per disk so that staging paths are unique
This commit is contained in:
Kubernetes Prow Robot 2019-11-15 02:57:55 -08:00 committed by GitHub
commit 8548a253de
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8 changed files with 94 additions and 10 deletions
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1
staging/src/k8s.io/csi-translation-lib/BUILD
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@ -20,6 +20,7 @@ go_test(
deps = [
"//staging/src/k8s.io/api/core/v1:go_default_library",
"//staging/src/k8s.io/apimachinery/pkg/apis/meta/v1:go_default_library",
"//staging/src/k8s.io/apimachinery/pkg/util/uuid:go_default_library",
"//staging/src/k8s.io/csi-translation-lib/plugins:go_default_library",
],
)

1
staging/src/k8s.io/csi-translation-lib/go.sum generated
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@ -48,6 +48,7 @@ github.com/google/gofuzz v1.0.0 h1:A8PeW59pxE9IoFRqBp37U+mSNaQoZ46F1f0f863XSXw=
github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
github.com/google/martian v2.1.0+incompatible/go.mod h1:9I4somxYTbIHy5NJKHRl3wXiIaQGbYVAs8BPL6v8lEs=
github.com/google/pprof v0.0.0-20181206194817-3ea8567a2e57/go.mod h1:zfwlbNMJ+OItoe0UupaVj+oy1omPYYDuagoSzA8v9mc=
github.com/google/uuid v1.1.1 h1:Gkbcsh/GbpXz7lPftLA3P6TYMwjCLYm83jiFQZF/3gY=
github.com/google/uuid v1.1.1/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
github.com/googleapis/gax-go/v2 v2.0.4/go.mod h1:0Wqv26UfaUD9n4G6kQubkQ+KchISgw+vpHVxEJEs9eg=
github.com/googleapis/gnostic v0.0.0-20170729233727-0c5108395e2d/go.mod h1:sJBsCZ4ayReDTBIg8b9dl28c5xFWyhBTVRp3pOg5EKY=

5
staging/src/k8s.io/csi-translation-lib/plugins/aws_ebs.go
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@ -78,8 +78,9 @@ func (t *awsElasticBlockStoreCSITranslator) TranslateInTreeInlineVolumeToCSI(vol
}
pv := &v1.PersistentVolume{
ObjectMeta: metav1.ObjectMeta{
// A.K.A InnerVolumeSpecName required to match for Unmount
Name: volume.Name,
// Must be unique per disk as it is used as the unique part of the
// staging path
Name: fmt.Sprintf("%s-%s", AWSEBSDriverName, ebsSource.VolumeID),
},
Spec: v1.PersistentVolumeSpec{
PersistentVolumeSource: v1.PersistentVolumeSource{

5
staging/src/k8s.io/csi-translation-lib/plugins/azure_disk.go
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@ -70,8 +70,9 @@ func (t *azureDiskCSITranslator) TranslateInTreeInlineVolumeToCSI(volume *v1.Vol
azureSource := volume.AzureDisk
pv := &v1.PersistentVolume{
ObjectMeta: metav1.ObjectMeta{
// A.K.A InnerVolumeSpecName required to match for Unmount
Name: volume.Name,
// Must be unique per disk as it is used as the unique part of the
// staging path
Name: fmt.Sprintf("%s-%s", AzureDiskDriverName, azureSource.DiskName),
},
Spec: v1.PersistentVolumeSpec{
PersistentVolumeSource: v1.PersistentVolumeSource{

5
staging/src/k8s.io/csi-translation-lib/plugins/azure_file.go
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@ -65,8 +65,9 @@ func (t *azureFileCSITranslator) TranslateInTreeInlineVolumeToCSI(volume *v1.Vol
pv := &v1.PersistentVolume{
ObjectMeta: metav1.ObjectMeta{
// A.K.A InnerVolumeSpecName required to match for Unmount
Name: volume.Name,
// Must be unique per disk as it is used as the unique part of the
// staging path
Name: fmt.Sprintf("%s-%s", AzureFileDriverName, azureSource.ShareName),
},
Spec: v1.PersistentVolumeSpec{
PersistentVolumeSource: v1.PersistentVolumeSource{

5
staging/src/k8s.io/csi-translation-lib/plugins/gce_pd.go
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@ -212,8 +212,9 @@ func (g *gcePersistentDiskCSITranslator) TranslateInTreeInlineVolumeToCSI(volume
fsMode := v1.PersistentVolumeFilesystem
return &v1.PersistentVolume{
ObjectMeta: metav1.ObjectMeta{
// A.K.A InnerVolumeSpecName required to match for Unmount
Name: volume.Name,
// Must be unique per disk as it is used as the unique part of the
// staging path
Name: fmt.Sprintf("%s-%s", GCEPDDriverName, pdSource.PDName),
},
Spec: v1.PersistentVolumeSpec{
PersistentVolumeSource: v1.PersistentVolumeSource{

5
staging/src/k8s.io/csi-translation-lib/plugins/openstack_cinder.go
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@ -58,8 +58,9 @@ func (t *osCinderCSITranslator) TranslateInTreeInlineVolumeToCSI(volume *v1.Volu
cinderSource := volume.Cinder
pv := &v1.PersistentVolume{
ObjectMeta: metav1.ObjectMeta{
// A.K.A InnerVolumeSpecName required to match for Unmount
Name: volume.Name,
// Must be unique per disk as it is used as the unique part of the
// staging path
Name: fmt.Sprintf("%s-%s", CinderDriverName, cinderSource.VolumeID),
},
Spec: v1.PersistentVolumeSpec{
PersistentVolumeSource: v1.PersistentVolumeSource{

77
staging/src/k8s.io/csi-translation-lib/translate_test.go
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@ -17,11 +17,13 @@ limitations under the License.
package csitranslation
import (
"fmt"
"reflect"
"testing"
v1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/util/uuid"
"k8s.io/csi-translation-lib/plugins"
)
@ -312,6 +314,81 @@ func makeTopology(key string, values ...string) *v1.NodeSelectorRequirement {
}
}
func TestTranslateInTreeInlineVolumeToCSINameUniqueness(t *testing.T) {
for driverName := range inTreePlugins {
t.Run(driverName, func(t *testing.T) {
ctl := New()
vs1, err := generateUniqueVolumeSource(driverName)
if err != nil {
t.Fatalf("Couldn't generate random source: %v", err)
}
pv1, err := ctl.TranslateInTreeInlineVolumeToCSI(&v1.Volume{
VolumeSource: vs1,
})
if err != nil {
t.Fatalf("Error when translating to CSI: %v", err)
}
vs2, err := generateUniqueVolumeSource(driverName)
if err != nil {
t.Fatalf("Couldn't generate random source: %v", err)
}
pv2, err := ctl.TranslateInTreeInlineVolumeToCSI(&v1.Volume{
VolumeSource: vs2,
})
if err != nil {
t.Fatalf("Error when translating to CSI: %v", err)
}
if pv1 == nil || pv2 == nil {
t.Fatalf("Did not expect either pv1: %v or pv2: %v to be nil", pv1, pv2)
}
if pv1.Name == pv2.Name {
t.Errorf("PV name %s not sufficiently unique for different volumes", pv1.Name)
}
})
}
}
func generateUniqueVolumeSource(driverName string) (v1.VolumeSource, error) {
switch driverName {
case plugins.GCEPDDriverName:
return v1.VolumeSource{
GCEPersistentDisk: &v1.GCEPersistentDiskVolumeSource{
PDName: string(uuid.NewUUID()),
},
}, nil
case plugins.AWSEBSDriverName:
return v1.VolumeSource{
AWSElasticBlockStore: &v1.AWSElasticBlockStoreVolumeSource{
VolumeID: string(uuid.NewUUID()),
},
}, nil
case plugins.CinderDriverName:
return v1.VolumeSource{
Cinder: &v1.CinderVolumeSource{
VolumeID: string(uuid.NewUUID()),
},
}, nil
case plugins.AzureDiskDriverName:
return v1.VolumeSource{
AzureDisk: &v1.AzureDiskVolumeSource{
DiskName: string(uuid.NewUUID()),
DataDiskURI: string(uuid.NewUUID()),
},
}, nil
case plugins.AzureFileDriverName:
return v1.VolumeSource{
AzureFile: &v1.AzureFileVolumeSource{
SecretName: string(uuid.NewUUID()),
ShareName: string(uuid.NewUUID()),
},
}, nil
default:
return v1.VolumeSource{}, fmt.Errorf("couldn't find logic for driver: %v", driverName)
}
}
func TestPluginNameMappings(t *testing.T) {
testCases := []struct {
name string