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Removing CRD installation from attach detach controller

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This commit is contained in:
Cheng Xing 2018-09-14 18:04:57 -07:00
parent 4ff1e32974
commit 8555408f42
7 changed files with 2 additions and 109 deletions
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1
cmd/kube-controller-manager/app/BUILD
View File

@ -107,7 +107,6 @@ go_library(
"//pkg/volume/util:go_default_library",
"//pkg/volume/vsphere_volume:go_default_library",
"//staging/src/k8s.io/api/core/v1:go_default_library",
"//staging/src/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset:go_default_library",
"//staging/src/k8s.io/apimachinery/pkg/runtime/schema:go_default_library",
"//staging/src/k8s.io/apimachinery/pkg/util/runtime:go_default_library",
"//staging/src/k8s.io/apimachinery/pkg/util/sets:go_default_library",

4
cmd/kube-controller-manager/app/core.go
View File

@ -31,7 +31,6 @@ import (
"net/http"
"k8s.io/api/core/v1"
apiextensionsclient "k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset"
"k8s.io/apimachinery/pkg/runtime/schema"
utilfeature "k8s.io/apiserver/pkg/util/feature"
cacheddiscovery "k8s.io/client-go/discovery/cached"
@ -199,13 +198,10 @@ func startAttachDetachController(ctx ControllerContext) (http.Handler, bool, err
// csiClient works with CRDs that support json only
csiClientConfig.ContentType = "application/json"
crdClientConfig := ctx.ClientBuilder.ConfigOrDie("attachdetach-controller")
attachDetachController, attachDetachControllerErr :=
attachdetach.NewAttachDetachController(
ctx.ClientBuilder.ClientOrDie("attachdetach-controller"),
csiclientset.NewForConfigOrDie(csiClientConfig),
apiextensionsclient.NewForConfigOrDie(crdClientConfig),
ctx.InformerFactory.Core().V1().Pods(),
ctx.InformerFactory.Core().V1().Nodes(),
ctx.InformerFactory.Core().V1().PersistentVolumeClaims(),

7
pkg/controller/volume/attachdetach/BUILD
View File

@ -19,7 +19,6 @@ go_library(
"//pkg/controller/volume/attachdetach/reconciler:go_default_library",
"//pkg/controller/volume/attachdetach/statusupdater:go_default_library",
"//pkg/controller/volume/attachdetach/util:go_default_library",
"//pkg/features:go_default_library",
"//pkg/util/mount:go_default_library",
"//pkg/volume:go_default_library",
"//pkg/volume/util:go_default_library",
@ -27,15 +26,11 @@ go_library(
"//pkg/volume/util/volumepathhandler:go_default_library",
"//staging/src/k8s.io/api/authentication/v1:go_default_library",
"//staging/src/k8s.io/api/core/v1:go_default_library",
"//staging/src/k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1beta1:go_default_library",
"//staging/src/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset:go_default_library",
"//staging/src/k8s.io/apimachinery/pkg/api/errors:go_default_library",
"//staging/src/k8s.io/apimachinery/pkg/apis/meta/v1:go_default_library",
"//staging/src/k8s.io/apimachinery/pkg/labels:go_default_library",
"//staging/src/k8s.io/apimachinery/pkg/types:go_default_library",
"//staging/src/k8s.io/apimachinery/pkg/util/runtime:go_default_library",
"//staging/src/k8s.io/apimachinery/pkg/util/wait:go_default_library",
"//staging/src/k8s.io/apiserver/pkg/util/feature:go_default_library",
"//staging/src/k8s.io/client-go/informers/core/v1:go_default_library",
"//staging/src/k8s.io/client-go/kubernetes:go_default_library",
"//staging/src/k8s.io/client-go/kubernetes/scheme:go_default_library",
@ -44,7 +39,6 @@ go_library(
"//staging/src/k8s.io/client-go/tools/cache:go_default_library",
"//staging/src/k8s.io/client-go/tools/record:go_default_library",
"//staging/src/k8s.io/client-go/util/workqueue:go_default_library",
"//staging/src/k8s.io/csi-api/pkg/apis/csi/v1alpha1:go_default_library",
"//staging/src/k8s.io/csi-api/pkg/client/clientset/versioned:go_default_library",
"//vendor/github.com/golang/glog:go_default_library",
],
@ -60,7 +54,6 @@ go_test(
"//pkg/controller/volume/attachdetach/testing:go_default_library",
"//pkg/volume:go_default_library",
"//staging/src/k8s.io/api/core/v1:go_default_library",
"//staging/src/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/fake:go_default_library",
"//staging/src/k8s.io/apimachinery/pkg/apis/meta/v1:go_default_library",
"//staging/src/k8s.io/apimachinery/pkg/labels:go_default_library",
"//staging/src/k8s.io/apimachinery/pkg/types:go_default_library",

90
pkg/controller/volume/attachdetach/attach_detach_controller.go
View File

@ -21,21 +21,16 @@ package attachdetach
import (
"fmt"
"net"
"reflect"
"time"
"github.com/golang/glog"
authenticationv1 "k8s.io/api/authentication/v1"
"k8s.io/api/core/v1"
apiextensionsv1beta1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1beta1"
apiextensionsclient "k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset"
apierrors "k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/labels"
"k8s.io/apimachinery/pkg/types"
"k8s.io/apimachinery/pkg/util/runtime"
"k8s.io/apimachinery/pkg/util/wait"
utilfeature "k8s.io/apiserver/pkg/util/feature"
coreinformers "k8s.io/client-go/informers/core/v1"
clientset "k8s.io/client-go/kubernetes"
"k8s.io/client-go/kubernetes/scheme"
@ -44,7 +39,6 @@ import (
kcache "k8s.io/client-go/tools/cache"
"k8s.io/client-go/tools/record"
"k8s.io/client-go/util/workqueue"
csiapiv1alpha1 "k8s.io/csi-api/pkg/apis/csi/v1alpha1"
csiclient "k8s.io/csi-api/pkg/client/clientset/versioned"
"k8s.io/kubernetes/pkg/cloudprovider"
"k8s.io/kubernetes/pkg/controller"
@ -54,7 +48,6 @@ import (
"k8s.io/kubernetes/pkg/controller/volume/attachdetach/reconciler"
"k8s.io/kubernetes/pkg/controller/volume/attachdetach/statusupdater"
"k8s.io/kubernetes/pkg/controller/volume/attachdetach/util"
"k8s.io/kubernetes/pkg/features"
"k8s.io/kubernetes/pkg/util/mount"
"k8s.io/kubernetes/pkg/volume"
volumeutil "k8s.io/kubernetes/pkg/volume/util"
@ -105,7 +98,6 @@ type AttachDetachController interface {
func NewAttachDetachController(
kubeClient clientset.Interface,
csiClient csiclient.Interface,
crdClient apiextensionsclient.Interface,
podInformer coreinformers.PodInformer,
nodeInformer coreinformers.NodeInformer,
pvcInformer coreinformers.PersistentVolumeClaimInformer,
@ -133,7 +125,6 @@ func NewAttachDetachController(
adc := &attachDetachController{
kubeClient: kubeClient,
csiClient: csiClient,
crdClient: crdClient,
pvcLister: pvcInformer.Lister(),
pvcsSynced: pvcInformer.Informer().HasSynced,
pvLister: pvInformer.Lister(),
@ -147,14 +138,6 @@ func NewAttachDetachController(
pvcQueue: workqueue.NewNamedRateLimitingQueue(workqueue.DefaultControllerRateLimiter(), "pvcs"),
}
// Install required CSI CRDs on API server
if utilfeature.DefaultFeatureGate.Enabled(features.CSIDriverRegistry) {
adc.installCSIDriverCRD()
}
if utilfeature.DefaultFeatureGate.Enabled(features.CSINodeInfo) {
adc.installCSINodeInfoCRD()
}
if err := adc.volumePluginMgr.InitPlugins(plugins, prober, adc); err != nil {
return nil, fmt.Errorf("Could not initialize volume plugins for Attach/Detach Controller: %+v", err)
}
@ -257,14 +240,10 @@ type attachDetachController struct {
// the API server.
kubeClient clientset.Interface
// csiClient is the client used to read/write csi.storage.k8s.io API objects
// from the API server.
// csiClient is the csi.storage.k8s.io API client used by volumehost to communicate with
// the API server.
csiClient csiclient.Interface
// crdClient is the client used to read/write apiextensions.k8s.io objects
// from the API server.
crdClient apiextensionsclient.Interface
// pvcLister is the shared PVC lister used to fetch and store PVC
// objects from the API server. It is shared with other controllers and
// therefore the PVC objects in its store should be treated as immutable.
@ -670,71 +649,6 @@ func (adc *attachDetachController) processVolumesInUse(
}
}
func (adc *attachDetachController) installCSIDriverCRD() error {
crd := &apiextensionsv1beta1.CustomResourceDefinition{
ObjectMeta: metav1.ObjectMeta{
Name: csiapiv1alpha1.CsiDriverResourcePlural + "." + csiapiv1alpha1.GroupName,
},
Spec: apiextensionsv1beta1.CustomResourceDefinitionSpec{
Group: csiapiv1alpha1.GroupName,
Version: csiapiv1alpha1.SchemeGroupVersion.Version,
Scope: apiextensionsv1beta1.ClusterScoped,
Names: apiextensionsv1beta1.CustomResourceDefinitionNames{
Plural: csiapiv1alpha1.CsiDriverResourcePlural,
Kind: reflect.TypeOf(csiapiv1alpha1.CSIDriver{}).Name(),
},
},
}
res, err := adc.crdClient.ApiextensionsV1beta1().CustomResourceDefinitions().Create(crd)
if err == nil {
glog.Infof("CSIDrivers CRD created successfully: %#v",
res)
} else if apierrors.IsAlreadyExists(err) {
glog.Warningf("CSIDrivers CRD already exists: %#v, err: %#v",
res, err)
} else {
glog.Errorf("failed to create CSIDrivers CRD: %#v, err: %#v",
res, err)
return err
}
return nil
}
// installCRDs creates the specified CustomResourceDefinition for the CSIDrivers object.
func (adc *attachDetachController) installCSINodeInfoCRD() error {
crd := &apiextensionsv1beta1.CustomResourceDefinition{
ObjectMeta: metav1.ObjectMeta{
Name: csiapiv1alpha1.CsiNodeInfoResourcePlural + "." + csiapiv1alpha1.GroupName,
},
Spec: apiextensionsv1beta1.CustomResourceDefinitionSpec{
Group: csiapiv1alpha1.GroupName,
Version: csiapiv1alpha1.SchemeGroupVersion.Version,
Scope: apiextensionsv1beta1.ClusterScoped,
Names: apiextensionsv1beta1.CustomResourceDefinitionNames{
Plural: csiapiv1alpha1.CsiNodeInfoResourcePlural,
Kind: reflect.TypeOf(csiapiv1alpha1.CSINodeInfo{}).Name(),
},
},
}
res, err := adc.crdClient.ApiextensionsV1beta1().CustomResourceDefinitions().Create(crd)
if err == nil {
glog.Infof("CSINodeInfo CRD created successfully: %#v",
res)
} else if apierrors.IsAlreadyExists(err) {
glog.Warningf("CSINodeInfo CRD already exists: %#v, err: %#v",
res, err)
} else {
glog.Errorf("failed to create CSINodeInfo CRD: %#v, err: %#v",
res, err)
return err
}
return nil
}
// VolumeHost implementation
// This is an unfortunate requirement of the current factoring of volume plugin
// initializing code. It requires kubelet specific methods used by the mounting

5
pkg/controller/volume/attachdetach/attach_detach_controller_test.go
View File

@ -22,7 +22,6 @@ import (
"time"
"k8s.io/api/core/v1"
fakeapiextensionsclient "k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/fake"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/labels"
"k8s.io/apimachinery/pkg/types"
@ -37,13 +36,11 @@ func Test_NewAttachDetachController_Positive(t *testing.T) {
// Arrange
fakeKubeClient := controllervolumetesting.CreateTestClient()
informerFactory := informers.NewSharedInformerFactory(fakeKubeClient, controller.NoResyncPeriodFunc())
fakeApiExtensionsClient := fakeapiextensionsclient.NewSimpleClientset()
// Act
_, err := NewAttachDetachController(
fakeKubeClient,
nil, /* csiClient */
fakeApiExtensionsClient, /* crdClient */
informerFactory.Core().V1().Pods(),
informerFactory.Core().V1().Nodes(),
informerFactory.Core().V1().PersistentVolumeClaims(),
@ -149,7 +146,6 @@ func Test_AttachDetachControllerRecovery(t *testing.T) {
func attachDetachRecoveryTestCase(t *testing.T, extraPods1 []*v1.Pod, extraPods2 []*v1.Pod) {
fakeKubeClient := controllervolumetesting.CreateTestClient()
fakeApiExtensionsClient := fakeapiextensionsclient.NewSimpleClientset()
informerFactory := informers.NewSharedInformerFactory(fakeKubeClient, time.Second*1)
//informerFactory := informers.NewSharedInformerFactory(fakeKubeClient, time.Second*1)
plugins := controllervolumetesting.CreateTestPlugin()
@ -220,7 +216,6 @@ func attachDetachRecoveryTestCase(t *testing.T, extraPods1 []*v1.Pod, extraPods2
adcObj, err := NewAttachDetachController(
fakeKubeClient,
nil, /* csiClient */
fakeApiExtensionsClient, /* crdClient */
informerFactory.Core().V1().Pods(),
informerFactory.Core().V1().Nodes(),
informerFactory.Core().V1().PersistentVolumeClaims(),

1
test/integration/volume/BUILD
View File

@ -26,7 +26,6 @@ go_test(
"//pkg/volume/util:go_default_library",
"//staging/src/k8s.io/api/core/v1:go_default_library",
"//staging/src/k8s.io/api/storage/v1:go_default_library",
"//staging/src/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/fake:go_default_library",
"//staging/src/k8s.io/apimachinery/pkg/api/resource:go_default_library",
"//staging/src/k8s.io/apimachinery/pkg/apis/meta/v1:go_default_library",
"//staging/src/k8s.io/apimachinery/pkg/runtime/schema:go_default_library",

3
test/integration/volume/attach_detach_test.go
View File

@ -23,7 +23,6 @@ import (
"time"
"k8s.io/api/core/v1"
fakeapiextensionsclient "k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/fake"
"k8s.io/apimachinery/pkg/api/resource"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime/schema"
@ -394,7 +393,6 @@ func createAdClients(ns *v1.Namespace, t *testing.T, server *httptest.Server, sy
}
resyncPeriod := 12 * time.Hour
testClient := clientset.NewForConfigOrDie(&config)
fakeApiExtensionsClient := fakeapiextensionsclient.NewSimpleClientset()
host := volumetest.NewFakeVolumeHost("/tmp/fake", nil, nil)
plugin := &volumetest.FakeVolumePlugin{
@ -415,7 +413,6 @@ func createAdClients(ns *v1.Namespace, t *testing.T, server *httptest.Server, sy
ctrl, err := attachdetach.NewAttachDetachController(
testClient,
nil, /* csiClient */
fakeApiExtensionsClient, /* crdClient */
informers.Core().V1().Pods(),
informers.Core().V1().Nodes(),
informers.Core().V1().PersistentVolumeClaims(),