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Change volume.NewBuild arg from podUID to ObjectReference

pull/6/head
markturansky 2015-03-10 13:47:56 -04:00
parent 7aa060bae7
commit c7e619d4a0
13 changed files with 39 additions and 33 deletions
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4
pkg/kubelet/volume/empty_dir/empty_dir.go
View File

@ -69,12 +69,12 @@ func (plugin *emptyDirPlugin) CanSupport(spec *api.Volume) bool {
return false
}
func (plugin *emptyDirPlugin) NewBuilder(spec *api.Volume, podUID types.UID) (volume.Builder, error) {
func (plugin *emptyDirPlugin) NewBuilder(spec *api.Volume, podRef *api.ObjectReference) (volume.Builder, error) {
if plugin.legacyMode {
// Legacy mode instances can be cleaned up but not created anew.
return nil, fmt.Errorf("legacy mode: can not create new instances")
}
return &emptyDir{podUID, spec.Name, plugin, false}, nil
return &emptyDir{podRef.UID, spec.Name, plugin, false}, nil
}
func (plugin *emptyDirPlugin) NewCleaner(volName string, podUID types.UID) (volume.Cleaner, error) {

6
pkg/kubelet/volume/empty_dir/empty_dir_test.go
View File

@ -56,7 +56,7 @@ func TestPlugin(t *testing.T) {
Name: "vol1",
VolumeSource: api.VolumeSource{EmptyDir: &api.EmptyDirVolumeSource{}},
}
builder, err := plug.NewBuilder(spec, types.UID("poduid"))
builder, err := plug.NewBuilder(spec, &api.ObjectReference{UID: types.UID("poduid")})
if err != nil {
t.Errorf("Failed to make a new Builder: %v", err)
}
@ -109,7 +109,7 @@ func TestPluginBackCompat(t *testing.T) {
spec := &api.Volume{
Name: "vol1",
}
builder, err := plug.NewBuilder(spec, types.UID("poduid"))
builder, err := plug.NewBuilder(spec, &api.ObjectReference{UID: types.UID("poduid")})
if err != nil {
t.Errorf("Failed to make a new Builder: %v", err)
}
@ -138,7 +138,7 @@ func TestPluginLegacy(t *testing.T) {
t.Errorf("Expected false")
}
if _, err := plug.NewBuilder(&api.Volume{VolumeSource: api.VolumeSource{EmptyDir: &api.EmptyDirVolumeSource{}}}, types.UID("poduid")); err == nil {
if _, err := plug.NewBuilder(&api.Volume{VolumeSource: api.VolumeSource{EmptyDir: &api.EmptyDirVolumeSource{}}}, &api.ObjectReference{UID: types.UID("poduid")}); err == nil {
t.Errorf("Expected failiure")
}

4
pkg/kubelet/volume/gce_pd/gce_pd.go
View File

@ -70,9 +70,9 @@ func (plugin *gcePersistentDiskPlugin) CanSupport(spec *api.Volume) bool {
return false
}
func (plugin *gcePersistentDiskPlugin) NewBuilder(spec *api.Volume, podUID types.UID) (volume.Builder, error) {
func (plugin *gcePersistentDiskPlugin) NewBuilder(spec *api.Volume, podRef *api.ObjectReference) (volume.Builder, error) {
// Inject real implementations here, test through the internal function.
return plugin.newBuilderInternal(spec, podUID, &GCEDiskUtil{}, mount.New())
return plugin.newBuilderInternal(spec, podRef.UID, &GCEDiskUtil{}, mount.New())
}
func (plugin *gcePersistentDiskPlugin) newBuilderInternal(spec *api.Volume, podUID types.UID, manager pdManager, mounter mount.Interface) (volume.Builder, error) {

2
pkg/kubelet/volume/gce_pd/gce_pd_test.go
View File

@ -145,7 +145,7 @@ func TestPluginLegacy(t *testing.T) {
t.Errorf("Expected false")
}
if _, err := plug.NewBuilder(&api.Volume{VolumeSource: api.VolumeSource{GCEPersistentDisk: &api.GCEPersistentDiskVolumeSource{}}}, types.UID("poduid")); err == nil {
if _, err := plug.NewBuilder(&api.Volume{VolumeSource: api.VolumeSource{GCEPersistentDisk: &api.GCEPersistentDiskVolumeSource{}}}, &api.ObjectReference{UID: types.UID("poduid")}); err == nil {
t.Errorf("Expected failiure")
}

4
pkg/kubelet/volume/git_repo/git_repo.go
View File

@ -69,13 +69,13 @@ func (plugin *gitRepoPlugin) CanSupport(spec *api.Volume) bool {
return false
}
func (plugin *gitRepoPlugin) NewBuilder(spec *api.Volume, podUID types.UID) (volume.Builder, error) {
func (plugin *gitRepoPlugin) NewBuilder(spec *api.Volume, podRef *api.ObjectReference) (volume.Builder, error) {
if plugin.legacyMode {
// Legacy mode instances can be cleaned up but not created anew.
return nil, fmt.Errorf("legacy mode: can not create new instances")
}
return &gitRepo{
podUID: podUID,
podUID: podRef.UID,
volName: spec.Name,
source: spec.GitRepo.Repository,
revision: spec.GitRepo.Revision,

4
pkg/kubelet/volume/git_repo/git_repo_test.go
View File

@ -117,7 +117,7 @@ func TestPlugin(t *testing.T) {
},
},
}
builder, err := plug.NewBuilder(spec, types.UID("poduid"))
builder, err := plug.NewBuilder(spec, &api.ObjectReference{UID: types.UID("poduid")})
if err != nil {
t.Errorf("Failed to make a new Builder: %v", err)
}
@ -172,7 +172,7 @@ func TestPluginLegacy(t *testing.T) {
t.Errorf("Expected false")
}
if _, err := plug.NewBuilder(&api.Volume{VolumeSource: api.VolumeSource{GitRepo: &api.GitRepoVolumeSource{}}}, types.UID("poduid")); err == nil {
if _, err := plug.NewBuilder(&api.Volume{VolumeSource: api.VolumeSource{GitRepo: &api.GitRepoVolumeSource{}}}, &api.ObjectReference{UID: types.UID("poduid")}); err == nil {
t.Errorf("Expected failiure")
}

2
pkg/kubelet/volume/host_path/host_path.go
View File

@ -52,7 +52,7 @@ func (plugin *hostPathPlugin) CanSupport(spec *api.Volume) bool {
return false
}
func (plugin *hostPathPlugin) NewBuilder(spec *api.Volume, podUID types.UID) (volume.Builder, error) {
func (plugin *hostPathPlugin) NewBuilder(spec *api.Volume, podRef *api.ObjectReference) (volume.Builder, error) {
return &hostPath{spec.HostPath.Path}, nil
}

2
pkg/kubelet/volume/host_path/host_path_test.go
View File

@ -55,7 +55,7 @@ func TestPlugin(t *testing.T) {
Name: "vol1",
VolumeSource: api.VolumeSource{HostPath: &api.HostPathVolumeSource{"/vol1"}},
}
builder, err := plug.NewBuilder(spec, types.UID("poduid"))
builder, err := plug.NewBuilder(spec, &api.ObjectReference{UID: types.UID("poduid")})
if err != nil {
t.Errorf("Failed to make a new Builder: %v", err)
}

4
pkg/kubelet/volume/plugins.go
View File

@ -49,8 +49,8 @@ type Plugin interface {
// NewBuilder creates a new volume.Builder from an API specification.
// Ownership of the spec pointer in *not* transferred.
// - spec: The api.Volume spec
// - podUID: The UID of the enclosing pod
NewBuilder(spec *api.Volume, podUID types.UID) (Builder, error)
// - podRef: a reference to the enclosing pod
NewBuilder(spec *api.Volume, podRef *api.ObjectReference) (Builder, error)
// NewCleaner creates a new volume.Cleaner from recoverable state.
// - name: The volume name, as per the api.Volume spec.

20
pkg/kubelet/volume/secret/secret.go
View File

@ -58,12 +58,12 @@ func (plugin *secretPlugin) CanSupport(spec *api.Volume) bool {
return false
}
func (plugin *secretPlugin) NewBuilder(spec *api.Volume, podUID types.UID) (volume.Builder, error) {
return plugin.newBuilderInternal(spec, podUID)
func (plugin *secretPlugin) NewBuilder(spec *api.Volume, podRef *api.ObjectReference) (volume.Builder, error) {
return plugin.newBuilderInternal(spec, podRef)
}
func (plugin *secretPlugin) newBuilderInternal(spec *api.Volume, podUID types.UID) (volume.Builder, error) {
return &secretVolume{spec.Name, podUID, plugin, &spec.Secret.Target}, nil
func (plugin *secretPlugin) newBuilderInternal(spec *api.Volume, podRef *api.ObjectReference) (volume.Builder, error) {
return &secretVolume{spec.Name, podRef, plugin, &spec.Secret.Target}, nil
}
func (plugin *secretPlugin) NewCleaner(volName string, podUID types.UID) (volume.Cleaner, error) {
@ -71,14 +71,14 @@ func (plugin *secretPlugin) NewCleaner(volName string, podUID types.UID) (volume
}
func (plugin *secretPlugin) newCleanerInternal(volName string, podUID types.UID) (volume.Cleaner, error) {
return &secretVolume{volName, podUID, plugin, nil}, nil
return &secretVolume{volName, &api.ObjectReference{UID: podUID}, plugin, nil}, nil
}
// secretVolume handles retrieving secrets from the API server
// and placing them into the volume on the host.
type secretVolume struct {
volName string
podUID types.UID
podRef *api.ObjectReference
plugin *secretPlugin
secretRef *api.ObjectReference
}
@ -86,7 +86,7 @@ type secretVolume struct {
func (sv *secretVolume) SetUp() error {
// TODO: explore tmpfs for secret volumes
hostPath := sv.GetPath()
glog.V(3).Infof("Setting up volume %v for pod %v at %v", sv.volName, sv.podUID, hostPath)
glog.V(3).Infof("Setting up volume %v for pod %v at %v", sv.volName, sv.podRef.UID, hostPath)
err := os.MkdirAll(hostPath, 0777)
if err != nil {
return err
@ -97,7 +97,7 @@ func (sv *secretVolume) SetUp() error {
return fmt.Errorf("Cannot setup secret volume %v because kube client is not configured", sv)
}
secret, err := kubeClient.Secrets(sv.secretRef.Namespace).Get(sv.secretRef.Name)
secret, err := kubeClient.Secrets(sv.podRef.Namespace).Get(sv.secretRef.Name)
if err != nil {
glog.Errorf("Couldn't get secret %v/%v", sv.secretRef.Namespace, sv.secretRef.Name)
return err
@ -116,11 +116,11 @@ func (sv *secretVolume) SetUp() error {
}
func (sv *secretVolume) GetPath() string {
return sv.plugin.host.GetPodVolumeDir(sv.podUID, volume.EscapePluginName(secretPluginName), sv.volName)
return sv.plugin.host.GetPodVolumeDir(sv.podRef.UID, volume.EscapePluginName(secretPluginName), sv.volName)
}
func (sv *secretVolume) TearDown() error {
glog.V(3).Infof("Tearing down volume %v for pod %v at %v", sv.volName, sv.podUID, sv.GetPath())
glog.V(3).Infof("Tearing down volume %v for pod %v at %v", sv.volName, sv.podRef.UID, sv.GetPath())
tmpDir, err := volume.RenameDirectory(sv.GetPath(), sv.volName+".deleting~")
if err != nil {
return err

2
pkg/kubelet/volume/secret/secret_test.go
View File

@ -99,7 +99,7 @@ func TestPlugin(t *testing.T) {
t.Errorf("Can't find the plugin by name")
}
builder, err := plugin.NewBuilder(volumeSpec, types.UID(testPodUID))
builder, err := plugin.NewBuilder(volumeSpec, &api.ObjectReference{UID: types.UID(testPodUID)})
if err != nil {
t.Errorf("Failed to make a new Builder: %v", err)
}

4
pkg/kubelet/volume/testing.go
View File

@ -71,8 +71,8 @@ func (plugin *FakePlugin) CanSupport(spec *api.Volume) bool {
return true
}
func (plugin *FakePlugin) NewBuilder(spec *api.Volume, podUID types.UID) (Builder, error) {
return &FakeVolume{podUID, spec.Name, plugin}, nil
func (plugin *FakePlugin) NewBuilder(spec *api.Volume, podRef *api.ObjectReference) (Builder, error) {
return &FakeVolume{podRef.UID, spec.Name, plugin}, nil
}
func (plugin *FakePlugin) NewCleaner(volName string, podUID types.UID) (Cleaner, error) {

14
pkg/kubelet/volumes.go
View File

@ -53,7 +53,7 @@ func (vh *volumeHost) GetKubeClient() client.Interface {
return vh.kubelet.kubeClient
}
func (kl *Kubelet) newVolumeBuilderFromPlugins(spec *api.Volume, podUID types.UID) volume.Builder {
func (kl *Kubelet) newVolumeBuilderFromPlugins(spec *api.Volume, podRef *api.ObjectReference) volume.Builder {
plugin, err := kl.volumePluginMgr.FindPluginBySpec(spec)
if err != nil {
glog.Warningf("Can't use volume plugins for %s: %v", spew.Sprintf("%#v", *spec), err)
@ -63,7 +63,7 @@ func (kl *Kubelet) newVolumeBuilderFromPlugins(spec *api.Volume, podUID types.UI
glog.Errorf("No error, but nil volume plugin for %s", spew.Sprintf("%#v", *spec))
return nil
}
builder, err := plugin.NewBuilder(spec, podUID)
builder, err := plugin.NewBuilder(spec, podRef)
if err != nil {
glog.Warningf("Error instantiating volume plugin for %s: %v", spew.Sprintf("%#v", *spec), err)
return nil
@ -77,12 +77,18 @@ func (kl *Kubelet) mountExternalVolumes(pod *api.BoundPod) (volumeMap, error) {
for i := range pod.Spec.Volumes {
volSpec := &pod.Spec.Volumes[i]
podRef, err := api.GetReference(pod)
if err != nil {
glog.Errorf("Error getting object reference for pod: %v", pod, err)
return nil, err
}
// Try to use a plugin for this volume.
builder := kl.newVolumeBuilderFromPlugins(volSpec, pod.UID)
builder := kl.newVolumeBuilderFromPlugins(volSpec, podRef)
if builder == nil {
return nil, errUnsupportedVolumeType
}
err := builder.SetUp()
err = builder.SetUp()
if err != nil {
return nil, err
}