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driveroperations.go
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driveroperations.go
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/*
Copyright 2018 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 testsuites
import (
"fmt"
storagev1 "k8s.io/api/storage/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
"k8s.io/kubernetes/test/e2e/framework"
"k8s.io/kubernetes/test/e2e/storage/testpatterns"
)
// GetDriverNameWithFeatureTags returns driver name with feature tags
// For example)
// - [Driver: nfs]
// - [Driver: rbd][Feature:Volumes]
func GetDriverNameWithFeatureTags(driver TestDriver) string {
dInfo := driver.GetDriverInfo()
return fmt.Sprintf("[Driver: %s]%s", dInfo.Name, dInfo.FeatureTag)
}
// CreateVolume creates volume for test unless dynamicPV test
func CreateVolume(driver TestDriver, volType testpatterns.TestVolType) interface{} {
switch volType {
case testpatterns.InlineVolume:
fallthrough
case testpatterns.PreprovisionedPV:
if pDriver, ok := driver.(PreprovisionedVolumeTestDriver); ok {
return pDriver.CreateVolume(volType)
}
case testpatterns.DynamicPV:
// No need to create volume
default:
framework.Failf("Invalid volType specified: %v", volType)
}
return nil
}
// DeleteVolume deletes volume for test unless dynamicPV test
func DeleteVolume(driver TestDriver, volType testpatterns.TestVolType, testResource interface{}) {
switch volType {
case testpatterns.InlineVolume:
fallthrough
case testpatterns.PreprovisionedPV:
if pDriver, ok := driver.(PreprovisionedVolumeTestDriver); ok {
pDriver.DeleteVolume(volType, testResource)
}
case testpatterns.DynamicPV:
// No need to delete volume
default:
framework.Failf("Invalid volType specified: %v", volType)
}
}
// GetStorageClass constructs a new StorageClass instance
// with a unique name that is based on namespace + suffix.
func GetStorageClass(
provisioner string,
parameters map[string]string,
bindingMode *storagev1.VolumeBindingMode,
ns string,
suffix string,
) *storagev1.StorageClass {
if bindingMode == nil {
defaultBindingMode := storagev1.VolumeBindingImmediate
bindingMode = &defaultBindingMode
}
return &storagev1.StorageClass{
TypeMeta: metav1.TypeMeta{
Kind: "StorageClass",
},
ObjectMeta: metav1.ObjectMeta{
// Name must be unique, so let's base it on namespace name
Name: ns + "-" + suffix,
},
Provisioner: provisioner,
Parameters: parameters,
VolumeBindingMode: bindingMode,
}
}
// GetSnapshotClass constructs a new SnapshotClass instance
// with a unique name that is based on namespace + suffix.
func GetSnapshotClass(
snapshotter string,
parameters map[string]string,
ns string,
suffix string,
) *unstructured.Unstructured {
snapshotClass := &unstructured.Unstructured{
Object: map[string]interface{}{
"kind": "VolumeSnapshotClass",
"apiVersion": snapshotAPIVersion,
"metadata": map[string]interface{}{
// Name must be unique, so let's base it on namespace name
"name": ns + "-" + suffix,
},
"snapshotter": snapshotter,
"parameters": parameters,
},
}
return snapshotClass
}
// GetUniqueDriverName returns unique driver name that can be used parallelly in tests
func GetUniqueDriverName(driver TestDriver) string {
return fmt.Sprintf("%s-%s", driver.GetDriverInfo().Name, driver.GetDriverInfo().Config.Framework.UniqueName)
}