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specs.go
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specs.go
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/*
Copyright 2020 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"
"github.com/onsi/ginkgo"
"github.com/robin-rpr/csi-driver-sshfs/test/e2e/driver"
v1 "k8s.io/api/core/v1"
storagev1 "k8s.io/api/storage/v1"
clientset "k8s.io/client-go/kubernetes"
)
const (
FileSystem VolumeMode = iota
Block
)
const (
VolumePVCKind = "PersistentVolumeClaim"
APIVersionv1beta1 = "v1beta1"
)
type PodDetails struct {
Cmd string
Volumes []VolumeDetails
}
type VolumeMode int
type VolumeMountDetails struct {
NameGenerate string
MountPathGenerate string
ReadOnly bool
}
type VolumeDeviceDetails struct {
NameGenerate string
DevicePath string
}
type DataSource struct {
Name string
}
type VolumeDetails struct {
VolumeType string
FSType string
Encrypted bool
MountOptions []string
ClaimSize string
ReclaimPolicy *v1.PersistentVolumeReclaimPolicy
VolumeBindingMode *storagev1.VolumeBindingMode
AllowedTopologyValues []string
VolumeMode VolumeMode
VolumeMount VolumeMountDetails
VolumeDevice VolumeDeviceDetails
// Optional, used with pre-provisioned volumes
VolumeID string
// Optional, used with PVCs created from snapshots
DataSource *DataSource
ShareName string
NodeStageSecretRef string
}
func (volume *VolumeDetails) SetupDynamicPersistentVolumeClaim(client clientset.Interface, namespace *v1.Namespace, csiDriver driver.DynamicPVTestDriver, storageClassParameters map[string]string) (*TestPersistentVolumeClaim, []func()) {
cleanupFuncs := make([]func(), 0)
ginkgo.By("setting up the StorageClass")
storageClass := csiDriver.GetDynamicProvisionStorageClass(storageClassParameters, volume.MountOptions, volume.ReclaimPolicy, volume.VolumeBindingMode, volume.AllowedTopologyValues, namespace.Name)
tsc := NewTestStorageClass(client, namespace, storageClass)
createdStorageClass := tsc.Create()
cleanupFuncs = append(cleanupFuncs, tsc.Cleanup)
ginkgo.By("setting up the PVC and PV")
var tpvc *TestPersistentVolumeClaim
if volume.DataSource != nil {
dataSource := &v1.TypedLocalObjectReference{
Name: volume.DataSource.Name,
}
tpvc = NewTestPersistentVolumeClaimWithDataSource(client, namespace, volume.ClaimSize, volume.VolumeMode, &createdStorageClass, dataSource)
} else {
tpvc = NewTestPersistentVolumeClaim(client, namespace, volume.ClaimSize, volume.VolumeMode, &createdStorageClass)
}
tpvc.Create()
cleanupFuncs = append(cleanupFuncs, tpvc.Cleanup)
// PV will not be ready until PVC is used in a pod when volumeBindingMode: WaitForFirstConsumer
if volume.VolumeBindingMode == nil || *volume.VolumeBindingMode == storagev1.VolumeBindingImmediate {
tpvc.WaitForBound()
tpvc.ValidateProvisionedPersistentVolume()
}
return tpvc, cleanupFuncs
}
func (pod *PodDetails) SetupWithDynamicVolumes(client clientset.Interface, namespace *v1.Namespace, csiDriver driver.DynamicPVTestDriver, storageClassParameters map[string]string) (*TestPod, []func()) {
tpod := NewTestPod(client, namespace, pod.Cmd)
cleanupFuncs := make([]func(), 0)
for n, v := range pod.Volumes {
tpvc, funcs := v.SetupDynamicPersistentVolumeClaim(client, namespace, csiDriver, storageClassParameters)
cleanupFuncs = append(cleanupFuncs, funcs...)
tpod.SetupVolume(tpvc.persistentVolumeClaim, fmt.Sprintf("%s%d", v.VolumeMount.NameGenerate, n+1), fmt.Sprintf("%s%d", v.VolumeMount.MountPathGenerate, n+1), v.VolumeMount.ReadOnly)
}
return tpod, cleanupFuncs
}
func (pod *PodDetails) SetupWithCSIInlineVolumes(client clientset.Interface, namespace *v1.Namespace, csiDriver driver.DynamicPVTestDriver, server, share, mountOptions string, readOnly bool) (*TestPod, []func()) {
tpod := NewTestPod(client, namespace, pod.Cmd)
cleanupFuncs := make([]func(), 0)
for n, v := range pod.Volumes {
tpod.SetupCSIInlineVolume(fmt.Sprintf("%s%d", v.VolumeMount.NameGenerate, n+1), fmt.Sprintf("%s%d", v.VolumeMount.MountPathGenerate, n+1), server, share, mountOptions, readOnly)
}
return tpod, cleanupFuncs
}
func (pod *PodDetails) SetupDeployment(client clientset.Interface, namespace *v1.Namespace, csiDriver driver.DynamicPVTestDriver, storageClassParameters map[string]string) (*TestDeployment, []func()) {
cleanupFuncs := make([]func(), 0)
volume := pod.Volumes[0]
ginkgo.By("setting up the StorageClass")
storageClass := csiDriver.GetDynamicProvisionStorageClass(storageClassParameters, volume.MountOptions, volume.ReclaimPolicy, volume.VolumeBindingMode, volume.AllowedTopologyValues, namespace.Name)
tsc := NewTestStorageClass(client, namespace, storageClass)
createdStorageClass := tsc.Create()
cleanupFuncs = append(cleanupFuncs, tsc.Cleanup)
ginkgo.By("setting up the PVC")
tpvc := NewTestPersistentVolumeClaim(client, namespace, volume.ClaimSize, volume.VolumeMode, &createdStorageClass)
tpvc.Create()
tpvc.WaitForBound()
tpvc.ValidateProvisionedPersistentVolume()
cleanupFuncs = append(cleanupFuncs, tpvc.Cleanup)
ginkgo.By("setting up the Deployment")
tDeployment := NewTestDeployment(client, namespace, pod.Cmd, tpvc.persistentVolumeClaim, fmt.Sprintf("%s%d", volume.VolumeMount.NameGenerate, 1), fmt.Sprintf("%s%d", volume.VolumeMount.MountPathGenerate, 1), volume.VolumeMount.ReadOnly)
cleanupFuncs = append(cleanupFuncs, tDeployment.Cleanup)
return tDeployment, cleanupFuncs
}
// SetupWithDynamicMultipleVolumes each pod will be mounted with multiple volumes
func (pod *PodDetails) SetupWithDynamicMultipleVolumes(client clientset.Interface, namespace *v1.Namespace, csiDriver driver.DynamicPVTestDriver, storageClassParameters map[string]string) (*TestPod, []func()) {
tpod := NewTestPod(client, namespace, pod.Cmd)
cleanupFuncs := make([]func(), 0)
for n, v := range pod.Volumes {
tpvc, funcs := v.SetupDynamicPersistentVolumeClaim(client, namespace, csiDriver, storageClassParameters)
cleanupFuncs = append(cleanupFuncs, funcs...)
if v.VolumeMode == Block {
tpod.SetupRawBlockVolume(tpvc.persistentVolumeClaim, fmt.Sprintf("%s%d", v.VolumeDevice.NameGenerate, n+1), v.VolumeDevice.DevicePath)
} else {
tpod.SetupVolume(tpvc.persistentVolumeClaim, fmt.Sprintf("%s%d", v.VolumeMount.NameGenerate, n+1), fmt.Sprintf("%s%d", v.VolumeMount.MountPathGenerate, n+1), v.VolumeMount.ReadOnly)
}
}
return tpod, cleanupFuncs
}
func (pod *PodDetails) SetupWithDynamicVolumesWithSubpath(client clientset.Interface, namespace *v1.Namespace, csiDriver driver.DynamicPVTestDriver, storageClassParameters map[string]string) (*TestPod, []func()) {
tpod := NewTestPod(client, namespace, pod.Cmd)
cleanupFuncs := make([]func(), 0)
for n, v := range pod.Volumes {
tpvc, funcs := v.SetupDynamicPersistentVolumeClaim(client, namespace, csiDriver, storageClassParameters)
cleanupFuncs = append(cleanupFuncs, funcs...)
tpod.SetupVolumeMountWithSubpath(tpvc.persistentVolumeClaim, fmt.Sprintf("%s%d", v.VolumeMount.NameGenerate, n+1), fmt.Sprintf("%s%d", v.VolumeMount.MountPathGenerate, n+1), "testSubpath", v.VolumeMount.ReadOnly)
}
return tpod, cleanupFuncs
}