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node: topologymgr: GA graduation implies Feature Gate is ON by default

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Signed-off-by: Swati Sehgal <swsehgal@redhat.com>
This commit is contained in:
Swati Sehgal 2023-02-27 17:44:28 +00:00
parent 04438aa6f8
commit d536a342b4
6 changed files with 17 additions and 58 deletions
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6
cmd/kubelet/app/server.go
View File

@ -711,13 +711,11 @@ func run(ctx context.Context, s *options.KubeletServer, kubeDeps *kubelet.Depend
}
var topologyManagerPolicyOptions map[string]string
if utilfeature.DefaultFeatureGate.Enabled(features.TopologyManager) {
if utilfeature.DefaultFeatureGate.Enabled(features.TopologyManagerPolicyOptions) {
topologyManagerPolicyOptions = s.TopologyManagerPolicyOptions
} else if s.TopologyManagerPolicyOptions != nil {
return fmt.Errorf("topology manager policy options %v require feature gates %q, %q enabled",
s.TopologyManagerPolicyOptions, features.TopologyManager, features.TopologyManagerPolicyOptions)
}
return fmt.Errorf("topology manager policy options %v require feature gates %q enabled",
s.TopologyManagerPolicyOptions, features.TopologyManagerPolicyOptions)
}
kubeDeps.ContainerManager, err = cm.NewContainerManager(

7
pkg/kubelet/apis/config/validation/validation.go
View File

@ -131,9 +131,6 @@ func ValidateKubeletConfiguration(kc *kubeletconfig.KubeletConfiguration, featur
if kc.ServerTLSBootstrap && !localFeatureGate.Enabled(features.RotateKubeletServerCertificate) {
allErrors = append(allErrors, fmt.Errorf("invalid configuration: serverTLSBootstrap %v requires feature gate RotateKubeletServerCertificate", kc.ServerTLSBootstrap))
}
if kc.TopologyManagerPolicy != kubeletconfig.NoneTopologyManagerPolicy && !localFeatureGate.Enabled(features.TopologyManager) {
allErrors = append(allErrors, fmt.Errorf("invalid configuration: topologyManagerPolicy %v requires feature gate TopologyManager", kc.TopologyManagerPolicy))
}
for _, nodeTaint := range kc.RegisterWithTaints {
if err := utiltaints.CheckTaintValidation(nodeTaint); err != nil {
@ -152,9 +149,7 @@ func ValidateKubeletConfiguration(kc *kubeletconfig.KubeletConfiguration, featur
default:
allErrors = append(allErrors, fmt.Errorf("invalid configuration: topologyManagerPolicy (--topology-manager-policy) %q must be one of: %q", kc.TopologyManagerPolicy, []string{kubeletconfig.NoneTopologyManagerPolicy, kubeletconfig.BestEffortTopologyManagerPolicy, kubeletconfig.RestrictedTopologyManagerPolicy, kubeletconfig.SingleNumaNodeTopologyManagerPolicy}))
}
if kc.TopologyManagerScope != kubeletconfig.ContainerTopologyManagerScope && !localFeatureGate.Enabled(features.TopologyManager) {
allErrors = append(allErrors, fmt.Errorf("invalid configuration: topologyManagerScope %v requires feature gate TopologyManager", kc.TopologyManagerScope))
}
switch kc.TopologyManagerScope {
case kubeletconfig.ContainerTopologyManagerScope:
case kubeletconfig.PodTopologyManagerScope:

18
pkg/kubelet/apis/config/validation/validation_test.go
View File

@ -333,15 +333,6 @@ func TestValidateKubeletConfiguration(t *testing.T) {
},
errMsg: "invalid configuration: serverTLSBootstrap true requires feature gate RotateKubeletServerCertificate",
},
{
name: "use SingleNumaNodeTopologyManagerPolicy without enabling TopologyManager",
configure: func(conf *kubeletconfig.KubeletConfiguration) *kubeletconfig.KubeletConfiguration {
conf.FeatureGates = map[string]bool{"TopologyManager": false}
conf.TopologyManagerPolicy = kubeletconfig.SingleNumaNodeTopologyManagerPolicy
return conf
},
errMsg: "invalid configuration: topologyManagerPolicy single-numa-node requires feature gate TopologyManager",
},
{
name: "invalid TopologyManagerPolicy",
configure: func(conf *kubeletconfig.KubeletConfiguration) *kubeletconfig.KubeletConfiguration {
@ -350,15 +341,6 @@ func TestValidateKubeletConfiguration(t *testing.T) {
},
errMsg: "invalid configuration: topologyManagerPolicy (--topology-manager-policy) \"invalid-policy\" must be one of: [\"none\" \"best-effort\" \"restricted\" \"single-numa-node\"]",
},
{
name: "use PodTopologyManagerScope without enabling TopologyManager",
configure: func(conf *kubeletconfig.KubeletConfiguration) *kubeletconfig.KubeletConfiguration {
conf.FeatureGates = map[string]bool{"TopologyManager": false}
conf.TopologyManagerScope = kubeletconfig.PodTopologyManagerScope
return conf
},
errMsg: "invalid configuration: topologyManagerScope pod requires feature gate TopologyManager",
},
{
name: "invalid TopologyManagerScope",
configure: func(conf *kubeletconfig.KubeletConfiguration) *kubeletconfig.KubeletConfiguration {

5
pkg/kubelet/cm/container_manager_linux.go
View File

@ -289,7 +289,6 @@ func NewContainerManager(mountUtil mount.Interface, cadvisorInterface cadvisor.I
qosContainerManager: qosContainerManager,
}
if utilfeature.DefaultFeatureGate.Enabled(kubefeatures.TopologyManager) {
cm.topologyManager, err = topologymanager.NewManager(
machineInfo.Topology,
nodeConfig.ExperimentalTopologyManagerPolicy,
@ -301,10 +300,6 @@ func NewContainerManager(mountUtil mount.Interface, cadvisorInterface cadvisor.I
return nil, err
}
} else {
cm.topologyManager = topologymanager.NewFakeManager()
}
klog.InfoS("Creating device plugin manager")
cm.deviceManager, err = devicemanager.NewManagerImpl(machineInfo.Topology, cm.topologyManager)
if err != nil {

13
pkg/kubelet/cm/internal_container_lifecycle.go
View File

@ -18,9 +18,7 @@ package cm
import (
"k8s.io/api/core/v1"
utilfeature "k8s.io/apiserver/pkg/util/feature"
runtimeapi "k8s.io/cri-api/pkg/apis/runtime/v1"
kubefeatures "k8s.io/kubernetes/pkg/features"
"k8s.io/kubernetes/pkg/kubelet/cm/cpumanager"
"k8s.io/kubernetes/pkg/kubelet/cm/memorymanager"
"k8s.io/kubernetes/pkg/kubelet/cm/topologymanager"
@ -49,9 +47,8 @@ func (i *internalContainerLifecycleImpl) PreStartContainer(pod *v1.Pod, containe
i.memoryManager.AddContainer(pod, container, containerID)
}
if utilfeature.DefaultFeatureGate.Enabled(kubefeatures.TopologyManager) {
i.topologyManager.AddContainer(pod, container, containerID)
}
return nil
}
@ -60,11 +57,5 @@ func (i *internalContainerLifecycleImpl) PreStopContainer(containerID string) er
}
func (i *internalContainerLifecycleImpl) PostStopContainer(containerID string) error {
if utilfeature.DefaultFeatureGate.Enabled(kubefeatures.TopologyManager) {
err := i.topologyManager.RemoveContainer(containerID)
if err != nil {
return err
}
}
return nil
return i.topologyManager.RemoveContainer(containerID)
}

2
test/e2e_node/topology_manager_test.go
View File

@ -199,8 +199,6 @@ func configureTopologyManagerInKubelet(oldCfg *kubeletconfig.KubeletConfiguratio
newCfg.FeatureGates = make(map[string]bool)
}
newCfg.FeatureGates["TopologyManager"] = true
// Set the Topology Manager policy
newCfg.TopologyManagerPolicy = policy