func (plugin *quobytePlugin) CanSupport(spec *volume.Spec) bool {
if (spec.PersistentVolume != nil && spec.PersistentVolume.Spec.Quobyte == nil) ||
(spec.Volume != nil && spec.Volume.Quobyte == nil) {
return false
}
// If Quobyte is already mounted we don't need to check if the binary is installed
if mounter, err := plugin.newMounterInternal(spec, nil, plugin.host.GetMounter()); err == nil {
qm, _ := mounter.(*quobyteMounter)
pluginDir := plugin.host.GetPluginDir(strings.EscapeQualifiedNameForDisk(quobytePluginName))
if mounted, err := qm.pluginDirIsMounted(pluginDir); mounted && err == nil {
glog.V(4).Infof("quobyte: can support")
return true
}
} else {
glog.V(4).Infof("quobyte: Error: %v", err)
}
if out, err := exec.New().Command("ls", "/sbin/mount.quobyte").CombinedOutput(); err == nil {
glog.V(4).Infof("quobyte: can support: %s", string(out))
return true
}
return false
}
func (b *flockerBuilder) getMetaDir() string {
return path.Join(
b.plugin.host.GetPodPluginDir(
b.flocker.pod.UID, strings.EscapeQualifiedNameForDisk(flockerPluginName),
),
b.datasetName,
)
}
// GetPath returns the path to the user specific mount of a Quobyte volume
// Returns a path in the format ../user@volume e.g. ../root@MyVolume
// or if a group is set ../user#group@volume
func (quobyteVolume *quobyte) GetPath() string {
user := quobyteVolume.user
if len(user) == 0 {
user = "******"
}
// Quobyte has only one mount in the PluginDir where all Volumes are mounted
// The Quobyte client does a fixed-user mapping
pluginDir := quobyteVolume.plugin.host.GetPluginDir(strings.EscapeQualifiedNameForDisk(quobytePluginName))
if len(quobyteVolume.group) > 0 {
return path.Join(pluginDir, fmt.Sprintf("%s#%s@%s", user, quobyteVolume.group, quobyteVolume.volume))
}
return path.Join(pluginDir, fmt.Sprintf("%s@%s", user, quobyteVolume.volume))
}
func (vv *vsphereVolume) GetPath() string {
name := vsphereVolumePluginName
return vv.plugin.host.GetPodVolumeDir(vv.podUID, utilstrings.EscapeQualifiedNameForDisk(name), vv.volName)
}
func (r *cinderVolumeDeleter) GetPath() string {
name := cinderVolumePluginName
return r.plugin.host.GetPodVolumeDir(r.podUID, strings.EscapeQualifiedNameForDisk(name), r.volName)
}
func (rbd *rbd) GetPath() string {
name := rbdPluginName
// safe to use PodVolumeDir now: volume teardown occurs before pod is cleaned up
return rbd.plugin.host.GetPodVolumeDir(rbd.podUID, strings.EscapeQualifiedNameForDisk(name), rbd.volName)
}
func (ppd *photonPersistentDisk) GetPath() string {
name := photonPersistentDiskPluginName
return ppd.plugin.host.GetPodVolumeDir(ppd.podUID, utilstrings.EscapeQualifiedNameForDisk(name), ppd.volName)
}
func (fv *FakeVolume) getPath() string {
return path.Join(fv.Plugin.Host.GetPodVolumeDir(fv.PodUID, utilstrings.EscapeQualifiedNameForDisk(fv.Plugin.PluginName), fv.VolName))
}
func (d *downwardAPIVolume) GetPath() string {
return d.plugin.host.GetPodVolumeDir(d.podUID, utilstrings.EscapeQualifiedNameForDisk(downwardAPIPluginName), d.volName)
}
func (azureFileVolume *azureFile) GetPath() string {
name := azureFilePluginName
return azureFileVolume.plugin.host.GetPodVolumeDir(azureFileVolume.pod.UID, strings.EscapeQualifiedNameForDisk(name), azureFileVolume.volName)
}
// GatePath creates global mount path
func (cephfsVolume *cephfs) GetPath() string {
name := cephfsPluginName
return cephfsVolume.plugin.host.GetPodVolumeDir(cephfsVolume.podUID, utilstrings.EscapeQualifiedNameForDisk(name), cephfsVolume.volName)
}
func (d *gcePersistentDiskDeleter) GetPath() string {
name := gcePersistentDiskPluginName
return d.plugin.host.GetPodVolumeDir(d.podUID, strings.EscapeQualifiedNameForDisk(name), d.volName)
}
func (gr *gitRepoVolume) GetPath() string {
name := gitRepoPluginName
return gr.plugin.host.GetPodVolumeDir(gr.podUID, utilstrings.EscapeQualifiedNameForDisk(name), gr.volName)
}
// GetPathFromPlugin gets the actual volume mount directory based on plugin.
func (f *flexVolumeDisk) GetPath() string {
name := f.driverName
return f.plugin.host.GetPodVolumeDir(f.podUID, utilstrings.EscapeQualifiedNameForDisk(name), f.volName)
}
func (azure *azureDisk) GetPath() string {
name := azureDataDiskPluginName
return azure.plugin.host.GetPodVolumeDir(azure.podUID, utilstrings.EscapeQualifiedNameForDisk(name), azure.volName)
}
// SetUp attaches the disk and bind mounts to the volume path.
func (mounter *quobyteMounter) SetUp(fsGroup *int64) error {
pluginDir := mounter.plugin.host.GetPluginDir(strings.EscapeQualifiedNameForDisk(quobytePluginName))
return mounter.SetUpAt(pluginDir, fsGroup)
}
func (d *glusterfsVolumeDeleter) GetPath() string {
name := glusterfsPluginName
return d.plugin.host.GetPodVolumeDir(d.glusterfsMounter.glusterfs.pod.UID, strings.EscapeQualifiedNameForDisk(name), d.glusterfsMounter.glusterfs.volName)
}
func (ed *emptyDir) getMetaDir() string {
return path.Join(ed.plugin.host.GetPodPluginDir(ed.pod.UID, strings.EscapeQualifiedNameForDisk(emptyDirPluginName)), ed.volName)
}
func (sv *configMapVolume) GetPath() string {
return sv.plugin.host.GetPodVolumeDir(sv.podUID, strings.EscapeQualifiedNameForDisk(configMapPluginName), sv.volName)
}
func getPath(uid types.UID, volName string, host volume.VolumeHost) string {
return host.GetPodVolumeDir(uid, strings.EscapeQualifiedNameForDisk(emptyDirPluginName), volName)
}
func (b *downwardAPIVolumeMounter) getMetaDir() string {
return path.Join(b.plugin.host.GetPodPluginDir(b.podUID, utilstrings.EscapeQualifiedNameForDisk(downwardAPIPluginName)), b.volName)
}
func getPath(uid types.UID, volName string, host volume.VolumeHost) string {
return host.GetPodVolumeDir(uid, kstrings.EscapeQualifiedNameForDisk(awsElasticBlockStorePluginName), volName)
}
func (iscsi *iscsiDisk) GetPath() string {
name := iscsiPluginName
// safe to use PodVolumeDir now: volume teardown occurs before pod is cleaned up
return iscsi.plugin.host.GetPodVolumeDir(iscsi.podUID, utilstrings.EscapeQualifiedNameForDisk(name), iscsi.volName)
}
func (nfsVolume *nfs) GetPath() string {
name := nfsPluginName
return nfsVolume.plugin.host.GetPodVolumeDir(nfsVolume.pod.UID, strings.EscapeQualifiedNameForDisk(name), nfsVolume.volName)
}
func (fc *fcDisk) GetPath() string {
name := fcPluginName
// safe to use PodVolumeDir now: volume teardown occurs before pod is cleaned up
return fc.plugin.host.GetPodVolumeDir(fc.podUID, strings.EscapeQualifiedNameForDisk(name), fc.volName)
}
func (b *secretVolumeBuilder) getMetaDir() string {
return path.Join(b.plugin.host.GetPodPluginDir(b.podUID, strings.EscapeQualifiedNameForDisk(secretPluginName)), b.volName)
}
func (cd *cinderVolume) GetPath() string {
name := cinderVolumePluginName
return cd.plugin.host.GetPodVolumeDir(cd.podUID, strings.EscapeQualifiedNameForDisk(name), cd.volName)
}
func (glusterfsVolume *glusterfs) GetPath() string {
name := glusterfsPluginName
return glusterfsVolume.plugin.host.GetPodVolumeDir(glusterfsVolume.pod.UID, strings.EscapeQualifiedNameForDisk(name), glusterfsVolume.volName)
}
func TestNewBuilder(t *testing.T) {
tests := []struct {
pv *api.PersistentVolume
claim *api.PersistentVolumeClaim
plugin volume.VolumePlugin
podVolume api.VolumeSource
testFunc func(builder volume.Builder, plugin volume.VolumePlugin) error
expectedFailure bool
}{
{
pv: &api.PersistentVolume{
ObjectMeta: api.ObjectMeta{
Name: "pvA",
},
Spec: api.PersistentVolumeSpec{
PersistentVolumeSource: api.PersistentVolumeSource{
GCEPersistentDisk: &api.GCEPersistentDiskVolumeSource{},
},
ClaimRef: &api.ObjectReference{
Name: "claimA",
},
},
},
claim: &api.PersistentVolumeClaim{
ObjectMeta: api.ObjectMeta{
Name: "claimA",
Namespace: "nsA",
},
Spec: api.PersistentVolumeClaimSpec{
VolumeName: "pvA",
},
Status: api.PersistentVolumeClaimStatus{
Phase: api.ClaimBound,
},
},
podVolume: api.VolumeSource{
PersistentVolumeClaim: &api.PersistentVolumeClaimVolumeSource{
ReadOnly: false,
ClaimName: "claimA",
},
},
plugin: gce_pd.ProbeVolumePlugins()[0],
testFunc: func(builder volume.Builder, plugin volume.VolumePlugin) error {
if !strings.Contains(builder.GetPath(), utilstrings.EscapeQualifiedNameForDisk(plugin.Name())) {
return fmt.Errorf("builder path expected to contain plugin name. Got: %s", builder.GetPath())
}
return nil
},
expectedFailure: false,
},
{
pv: &api.PersistentVolume{
ObjectMeta: api.ObjectMeta{
Name: "pvB",
},
Spec: api.PersistentVolumeSpec{
PersistentVolumeSource: api.PersistentVolumeSource{
HostPath: &api.HostPathVolumeSource{Path: "/somepath"},
},
ClaimRef: &api.ObjectReference{
Name: "claimB",
},
},
},
claim: &api.PersistentVolumeClaim{
ObjectMeta: api.ObjectMeta{
Name: "claimB",
Namespace: "nsB",
},
Spec: api.PersistentVolumeClaimSpec{
VolumeName: "pvA",
},
},
podVolume: api.VolumeSource{
PersistentVolumeClaim: &api.PersistentVolumeClaimVolumeSource{
ReadOnly: false,
ClaimName: "claimB",
},
},
plugin: host_path.ProbeVolumePlugins(volume.VolumeConfig{})[0],
testFunc: func(builder volume.Builder, plugin volume.VolumePlugin) error {
if builder.GetPath() != "/somepath" {
return fmt.Errorf("Expected HostPath.Path /somepath, got: %s", builder.GetPath())
}
return nil
},
expectedFailure: false,
},
{
pv: &api.PersistentVolume{
ObjectMeta: api.ObjectMeta{
Name: "pvA",
},
Spec: api.PersistentVolumeSpec{
PersistentVolumeSource: api.PersistentVolumeSource{
GCEPersistentDisk: &api.GCEPersistentDiskVolumeSource{},
},
},
},
claim: &api.PersistentVolumeClaim{
ObjectMeta: api.ObjectMeta{
Name: "claimA",
Namespace: "nsA",
},
Spec: api.PersistentVolumeClaimSpec{
VolumeName: "pvA",
},
Status: api.PersistentVolumeClaimStatus{
Phase: api.ClaimBound,
},
},
podVolume: api.VolumeSource{
PersistentVolumeClaim: &api.PersistentVolumeClaimVolumeSource{
ReadOnly: false,
ClaimName: "claimA",
},
},
plugin: gce_pd.ProbeVolumePlugins()[0],
testFunc: func(builder volume.Builder, plugin volume.VolumePlugin) error {
if builder != nil {
return fmt.Errorf("Unexpected non-nil builder: %+v", builder)
}
return nil
},
expectedFailure: true, // missing pv.Spec.ClaimRef
},
{
pv: &api.PersistentVolume{
ObjectMeta: api.ObjectMeta{
Name: "pvA",
},
Spec: api.PersistentVolumeSpec{
PersistentVolumeSource: api.PersistentVolumeSource{
GCEPersistentDisk: &api.GCEPersistentDiskVolumeSource{},
},
ClaimRef: &api.ObjectReference{
Name: "claimB",
UID: types.UID("abc123"),
},
},
},
claim: &api.PersistentVolumeClaim{
ObjectMeta: api.ObjectMeta{
Name: "claimA",
Namespace: "nsA",
UID: types.UID("def456"),
},
Spec: api.PersistentVolumeClaimSpec{
VolumeName: "pvA",
},
Status: api.PersistentVolumeClaimStatus{
Phase: api.ClaimBound,
},
},
podVolume: api.VolumeSource{
PersistentVolumeClaim: &api.PersistentVolumeClaimVolumeSource{
ReadOnly: false,
ClaimName: "claimA",
},
},
plugin: gce_pd.ProbeVolumePlugins()[0],
testFunc: func(builder volume.Builder, plugin volume.VolumePlugin) error {
if builder != nil {
return fmt.Errorf("Unexpected non-nil builder: %+v", builder)
}
return nil
},
expectedFailure: true, // mismatched pv.Spec.ClaimRef and pvc
},
}
for _, item := range tests {
client := fake.NewSimpleClientset(item.pv, item.claim)
plugMgr := volume.VolumePluginMgr{}
tempDir, vh := newTestHost(t, client)
defer os.RemoveAll(tempDir)
plugMgr.InitPlugins(testProbeVolumePlugins(), vh)
plug, err := plugMgr.FindPluginByName("kubernetes.io/persistent-claim")
if err != nil {
t.Errorf("Can't find the plugin by name")
}
spec := &volume.Spec{Volume: &api.Volume{VolumeSource: item.podVolume}}
pod := &api.Pod{ObjectMeta: api.ObjectMeta{UID: types.UID("poduid")}}
builder, err := plug.NewBuilder(spec, pod, volume.VolumeOptions{})
if !item.expectedFailure {
if err != nil {
t.Errorf("Failed to make a new Builder: %v", err)
}
if builder == nil {
t.Errorf("Got a nil Builder: %v", builder)
}
}
if err := item.testFunc(builder, item.plugin); err != nil {
t.Errorf("Unexpected error %+v", err)
}
}
}
func (d *awsElasticBlockStoreDeleter) GetPath() string {
name := awsElasticBlockStorePluginName
return d.plugin.host.GetPodVolumeDir(d.podUID, utilstrings.EscapeQualifiedNameForDisk(name), d.volName)
}