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Merge pull request #123613 from aojea/revert_ccm

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Revert "[cloud-provider] require providerID to initialize node"
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Kubernetes Prow Robot 2024-03-01 05:35:47 -08:00 committed by GitHub
commit d51e2da869
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3 changed files with 10 additions and 112 deletions
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15
staging/src/k8s.io/cloud-provider/controllers/node/node_controller.go
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@ -30,7 +30,6 @@ import (
"k8s.io/apimachinery/pkg/types"
utilruntime "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"
@ -45,7 +44,6 @@ import (
cloudnodeutil "k8s.io/cloud-provider/node/helpers"
controllersmetrics "k8s.io/component-base/metrics/prometheus/controllers"
nodeutil "k8s.io/component-helpers/node/util"
"k8s.io/controller-manager/pkg/features"
"k8s.io/klog/v2"
)
@ -483,19 +481,6 @@ func (cnc *CloudNodeController) syncNode(ctx context.Context, nodeName string) e
modify(newNode)
}
// spec.ProviderID is required for multiple controllers, like loadbalancers, so we should not
// untaint the node until is set. Once it is set, the field is immutable, so no need to reconcile.
// We only set this value during initialization and is never reconciled, so if for some reason
// we are not able to set it, the instance will never be able to acquire it.
// Before external cloud providers were enabled by default, the field was set by the kubelet, and the
// node was created with the value.
// xref: https://issues.k8s.io/123024
if !utilfeature.DefaultFeatureGate.Enabled(features.OptionalProviderID) {
if newNode.Spec.ProviderID == "" {
return fmt.Errorf("failed to get provider ID for node %s at cloudprovider", nodeName)
}
}
_, err = cnc.kubeClient.CoreV1().Nodes().Update(context.TODO(), newNode, metav1.UpdateOptions{})
if err != nil {
return err

99
staging/src/k8s.io/cloud-provider/controllers/node/node_controller_test.go
View File

@ -32,15 +32,12 @@ import (
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/apimachinery/pkg/types"
utilfeature "k8s.io/apiserver/pkg/util/feature"
"k8s.io/client-go/informers"
clienttesting "k8s.io/client-go/testing"
"k8s.io/client-go/tools/record"
cloudprovider "k8s.io/cloud-provider"
cloudproviderapi "k8s.io/cloud-provider/api"
fakecloud "k8s.io/cloud-provider/fake"
featuregatetesting "k8s.io/component-base/featuregate/testing"
"k8s.io/controller-manager/pkg/features"
_ "k8s.io/controller-manager/pkg/features/register"
"github.com/google/go-cmp/cmp"
@ -49,12 +46,10 @@ import (
func Test_syncNode(t *testing.T) {
tests := []struct {
name string
fakeCloud *fakecloud.Cloud
existingNode *v1.Node
updatedNode *v1.Node
optionalProviderID bool
expectedErr bool
name string
fakeCloud *fakecloud.Cloud
existingNode *v1.Node
updatedNode *v1.Node
}{
{
name: "node initialized with provider ID",
@ -550,8 +545,7 @@ func Test_syncNode(t *testing.T) {
},
},
{
name: "provided node IP address is not valid",
expectedErr: true,
name: "provided node IP address is not valid",
fakeCloud: &fakecloud.Cloud{
EnableInstancesV2: false,
Addresses: []v1.NodeAddress{
@ -649,8 +643,7 @@ func Test_syncNode(t *testing.T) {
},
},
{
name: "provided node IP address is not present",
expectedErr: true,
name: "provided node IP address is not present",
fakeCloud: &fakecloud.Cloud{
EnableInstancesV2: false,
Addresses: []v1.NodeAddress{
@ -843,8 +836,7 @@ func Test_syncNode(t *testing.T) {
},
},
{
name: "provider ID not implemented and optional",
optionalProviderID: true,
name: "provider ID not implemented",
fakeCloud: &fakecloud.Cloud{
EnableInstancesV2: false,
InstanceTypes: map[types.NodeName]string{},
@ -900,71 +892,6 @@ func Test_syncNode(t *testing.T) {
},
},
},
{
name: "provider ID not implemented and required",
optionalProviderID: false,
expectedErr: true,
fakeCloud: &fakecloud.Cloud{
EnableInstancesV2: false,
InstanceTypes: map[types.NodeName]string{},
Provider: "test",
ExtID: map[types.NodeName]string{},
ExtIDErr: map[types.NodeName]error{
types.NodeName("node0"): cloudprovider.NotImplemented,
},
Err: nil,
},
existingNode: &v1.Node{
ObjectMeta: metav1.ObjectMeta{
Name: "node0",
CreationTimestamp: metav1.Date(2012, 1, 1, 0, 0, 0, 0, time.UTC),
},
Status: v1.NodeStatus{
Conditions: []v1.NodeCondition{
{
Type: v1.NodeReady,
Status: v1.ConditionUnknown,
LastHeartbeatTime: metav1.Date(2015, 1, 1, 12, 0, 0, 0, time.UTC),
LastTransitionTime: metav1.Date(2015, 1, 1, 12, 0, 0, 0, time.UTC),
},
},
},
Spec: v1.NodeSpec{
Taints: []v1.Taint{
{
Key: cloudproviderapi.TaintExternalCloudProvider,
Value: "true",
Effect: v1.TaintEffectNoSchedule,
},
},
},
},
updatedNode: &v1.Node{
ObjectMeta: metav1.ObjectMeta{
Name: "node0",
CreationTimestamp: metav1.Date(2012, 1, 1, 0, 0, 0, 0, time.UTC),
},
Status: v1.NodeStatus{
Conditions: []v1.NodeCondition{
{
Type: v1.NodeReady,
Status: v1.ConditionUnknown,
LastHeartbeatTime: metav1.Date(2015, 1, 1, 12, 0, 0, 0, time.UTC),
LastTransitionTime: metav1.Date(2015, 1, 1, 12, 0, 0, 0, time.UTC),
},
},
},
Spec: v1.NodeSpec{
Taints: []v1.Taint{
{
Key: cloudproviderapi.TaintExternalCloudProvider,
Value: "true",
Effect: v1.TaintEffectNoSchedule,
},
},
},
},
},
{
name: "[instanceV2] node initialized with provider ID",
fakeCloud: &fakecloud.Cloud{
@ -1714,8 +1641,7 @@ func Test_syncNode(t *testing.T) {
},
},
{
name: "[instanceV2] provider ID not implemented",
optionalProviderID: true,
name: "[instanceV2] provider ID not implemented",
fakeCloud: &fakecloud.Cloud{
EnableInstancesV2: true,
InstanceTypes: map[types.NodeName]string{},
@ -1772,8 +1698,7 @@ func Test_syncNode(t *testing.T) {
},
},
{
name: "[instanceV2] error getting InstanceMetadata",
expectedErr: true,
name: "[instanceV2] error getting InstanceMetadata",
fakeCloud: &fakecloud.Cloud{
EnableInstancesV2: true,
InstanceTypes: map[types.NodeName]string{},
@ -1839,7 +1764,6 @@ func Test_syncNode(t *testing.T) {
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.OptionalProviderID, test.optionalProviderID)()
clientset := fake.NewSimpleClientset(test.existingNode)
factory := informers.NewSharedInformerFactory(clientset, 0)
@ -1862,10 +1786,7 @@ func Test_syncNode(t *testing.T) {
w := eventBroadcaster.StartLogging(klog.Infof)
defer w.Stop()
err := cloudNodeController.syncNode(context.TODO(), test.existingNode.Name)
if (err != nil) != test.expectedErr {
t.Fatalf("error got: %v expected: %v", err, test.expectedErr)
}
cloudNodeController.syncNode(context.TODO(), test.existingNode.Name)
updatedNode, err := clientset.CoreV1().Nodes().Get(context.TODO(), test.existingNode.Name, metav1.GetOptions{})
if err != nil {

8
staging/src/k8s.io/controller-manager/pkg/features/kube_features.go
View File

@ -47,13 +47,6 @@ const (
// `alpha.kubernetes.io/provided-node-ip` annotation
CloudDualStackNodeIPs featuregate.Feature = "CloudDualStackNodeIPs"
// owner: @aojea
// Deprecated: v1.30
// issue: https://issues.k8s.io/123024
//
// If enabled, the ProviderID field is not required for the node initialization.
OptionalProviderID featuregate.Feature = "OptionalProviderID"
// owner: @alexanderConstantinescu
// kep: http://kep.k8s.io/3458
// beta: v1.27
@ -73,6 +66,5 @@ func SetupCurrentKubernetesSpecificFeatureGates(featuregates featuregate.Mutable
var cloudPublicFeatureGates = map[featuregate.Feature]featuregate.FeatureSpec{
CloudControllerManagerWebhook: {Default: false, PreRelease: featuregate.Alpha},
CloudDualStackNodeIPs: {Default: true, PreRelease: featuregate.GA, LockToDefault: true}, // remove in 1.32
OptionalProviderID: {Default: false, PreRelease: featuregate.Deprecated}, // remove after 1.31
StableLoadBalancerNodeSet: {Default: true, PreRelease: featuregate.GA, LockToDefault: true}, // GA in 1.30, remove in 1.31
}