csi-driver-nfs/test/nfs-testdriver.go

143 lines
3.8 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 test
import (
"k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/util/sets"
"k8s.io/kubernetes/test/e2e/framework"
"k8s.io/kubernetes/test/e2e/storage/testpatterns"
"k8s.io/kubernetes/test/e2e/storage/testsuites"
)
type nfsDriver struct {
driverInfo testsuites.DriverInfo
manifests []string
}
var NFSdriver = InitNFSDriver
type nfsVolume struct {
serverIP string
serverPod *v1.Pod
f *framework.Framework
}
// initNFSDriver returns nfsDriver that implements TestDriver interface
func initNFSDriver(name string, manifests ...string) testsuites.TestDriver {
return &nfsDriver{
driverInfo: testsuites.DriverInfo{
Name: name,
MaxFileSize: testpatterns.FileSizeLarge,
SupportedFsType: sets.NewString(
"", // Default fsType
),
Capabilities: map[testsuites.Capability]bool{
testsuites.CapPersistence: true,
testsuites.CapExec: true,
},
},
manifests: manifests,
}
}
func InitNFSDriver() testsuites.TestDriver {
return initNFSDriver("nfs.csi.k8s.io",
"csi-attacher-nfsplugin.yaml",
"csi-attacher-rbac.yaml",
"csi-nodeplugin-nfsplugin.yaml",
"csi-nodeplugin-rbac.yaml")
}
var _ testsuites.TestDriver = &nfsDriver{}
var _ testsuites.PreprovisionedVolumeTestDriver = &nfsDriver{}
var _ testsuites.PreprovisionedPVTestDriver = &nfsDriver{}
func (n *nfsDriver) GetDriverInfo() *testsuites.DriverInfo {
return &n.driverInfo
}
func (n *nfsDriver) SkipUnsupportedTest(pattern testpatterns.TestPattern) {
if pattern.VolType == testpatterns.DynamicPV {
framework.Skipf("NFS Driver does not support dynamic provisioning -- skipping")
}
}
func (n *nfsDriver) GetPersistentVolumeSource(readOnly bool, fsType string, volume testsuites.TestVolume) (*v1.PersistentVolumeSource, *v1.VolumeNodeAffinity) {
nv, _ := volume.(*nfsVolume)
return &v1.PersistentVolumeSource{
CSI: &v1.CSIPersistentVolumeSource{
Driver: n.driverInfo.Name,
VolumeHandle: "nfs-vol",
VolumeAttributes: map[string]string{
"server": nv.serverIP,
"share": "/",
"readOnly": "true",
},
},
}, nil
}
func (n *nfsDriver) PrepareTest(f *framework.Framework) (*testsuites.PerTestConfig, func()) {
config := &testsuites.PerTestConfig{
Driver: n,
Prefix: "nfs",
Framework: f,
}
return config, func() {}
}
func (n *nfsDriver) CreateVolume(config *testsuites.PerTestConfig, volType testpatterns.TestVolType) testsuites.TestVolume {
f := config.Framework
cs := f.ClientSet
ns := f.Namespace
switch volType {
case testpatterns.InlineVolume:
fallthrough
case testpatterns.PreprovisionedPV:
//Create nfs server pod
c := framework.VolumeTestConfig{
Namespace: ns.Name,
Prefix: "nfs",
ServerImage: "gcr.io/kubernetes-e2e-test-images/volume/nfs:1.0",
ServerPorts: []int{2049},
ServerVolumes: map[string]string{"": "/exports"},
ServerReadyMessage: "NFS started",
}
config.ServerConfig = &c
serverPod, serverIP := framework.CreateStorageServer(cs, c)
return &nfsVolume{
serverIP: serverIP,
serverPod: serverPod,
f: f,
}
case testpatterns.DynamicPV:
// Do nothing
default:
framework.Failf("Unsupported volType:%v is specified", volType)
}
return nil
}
func (v *nfsVolume) DeleteVolume() {
framework.CleanUpVolumeServer(v.f, v.serverPod)
}