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reference controllers correctly from CLI help

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Filip Křepinský 2023-02-15 18:38:54 +01:00
parent 9fd8f568fe
commit cd56748ec5
6 changed files with 20 additions and 9 deletions
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2
cmd/kube-controller-manager/app/controllermanager.go
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@ -462,7 +462,7 @@ func NewControllerInitializers(loopMode ControllerLoopMode) map[string]InitFunc
register(names.ServiceController, startServiceController)
register(names.RouteController, startRouteController)
register(names.CloudNodeLifecycleController, startCloudNodeLifecycleController)
// TODO: volume controller into the IncludeCloudLoops only set.
// TODO: persistent volume controllers into the IncludeCloudLoops only set.
}
register(names.PersistentVolumeBinderController, startPersistentVolumeBinderController)
register(names.PersistentVolumeAttachDetachController, startAttachDetachController)

7
cmd/kube-controller-manager/app/options/endpointslicemirroringcontroller.go
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@ -21,6 +21,7 @@ import (
"github.com/spf13/pflag"
"k8s.io/kubernetes/cmd/kube-controller-manager/names"
endpointslicemirroringconfig "k8s.io/kubernetes/pkg/controller/endpointslicemirroring/config"
)
@ -44,9 +45,9 @@ func (o *EndpointSliceMirroringControllerOptions) AddFlags(fs *pflag.FlagSet) {
return
}
fs.Int32Var(&o.MirroringConcurrentServiceEndpointSyncs, "mirroring-concurrent-service-endpoint-syncs", o.MirroringConcurrentServiceEndpointSyncs, "The number of service endpoint syncing operations that will be done concurrently by the EndpointSliceMirroring controller. Larger number = faster endpoint slice updating, but more CPU (and network) load. Defaults to 5.")
fs.Int32Var(&o.MirroringMaxEndpointsPerSubset, "mirroring-max-endpoints-per-subset", o.MirroringMaxEndpointsPerSubset, "The maximum number of endpoints that will be added to an EndpointSlice by the EndpointSliceMirroring controller. More endpoints per slice will result in less endpoint slices, but larger resources. Defaults to 100.")
fs.DurationVar(&o.MirroringEndpointUpdatesBatchPeriod.Duration, "mirroring-endpointslice-updates-batch-period", o.MirroringEndpointUpdatesBatchPeriod.Duration, "The length of EndpointSlice updates batching period for EndpointSliceMirroring controller. Processing of EndpointSlice changes will be delayed by this duration to join them with potential upcoming updates and reduce the overall number of EndpointSlice updates. Larger number = higher endpoint programming latency, but lower number of endpoints revision generated")
fs.Int32Var(&o.MirroringConcurrentServiceEndpointSyncs, "mirroring-concurrent-service-endpoint-syncs", o.MirroringConcurrentServiceEndpointSyncs, fmt.Sprintf("The number of service endpoint syncing operations that will be done concurrently by the %s. Larger number = faster endpoint slice updating, but more CPU (and network) load. Defaults to 5.", names.EndpointSliceMirroringController))
fs.Int32Var(&o.MirroringMaxEndpointsPerSubset, "mirroring-max-endpoints-per-subset", o.MirroringMaxEndpointsPerSubset, fmt.Sprintf("The maximum number of endpoints that will be added to an EndpointSlice by the %s. More endpoints per slice will result in less endpoint slices, but larger resources. Defaults to 100.", names.EndpointSliceMirroringController))
fs.DurationVar(&o.MirroringEndpointUpdatesBatchPeriod.Duration, "mirroring-endpointslice-updates-batch-period", o.MirroringEndpointUpdatesBatchPeriod.Duration, fmt.Sprintf("The length of EndpointSlice updates batching period for %s. Processing of EndpointSlice changes will be delayed by this duration to join them with potential upcoming updates and reduce the overall number of EndpointSlice updates. Larger number = higher endpoint programming latency, but lower number of endpoints revision generated", names.EndpointSliceMirroringController))
}
// ApplyTo fills up EndpointSliceMirroringController config with options.

5
cmd/kube-controller-manager/app/options/nodelifecyclecontroller.go
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@ -17,8 +17,11 @@ limitations under the License.
package options
import (
"fmt"
"github.com/spf13/pflag"
"k8s.io/kubernetes/cmd/kube-controller-manager/names"
nodelifecycleconfig "k8s.io/kubernetes/pkg/controller/nodelifecycle/config"
)
@ -41,7 +44,7 @@ func (o *NodeLifecycleControllerOptions) AddFlags(fs *pflag.FlagSet) {
"where N means number of retries allowed for kubelet to post node status.")
fs.Float32Var(&o.NodeEvictionRate, "node-eviction-rate", 0.1, "Number of nodes per second on which pods are deleted in case of node failure when a zone is healthy (see --unhealthy-zone-threshold for definition of healthy/unhealthy). Zone refers to entire cluster in non-multizone clusters.")
fs.Float32Var(&o.SecondaryNodeEvictionRate, "secondary-node-eviction-rate", 0.01, "Number of nodes per second on which pods are deleted in case of node failure when a zone is unhealthy (see --unhealthy-zone-threshold for definition of healthy/unhealthy). Zone refers to entire cluster in non-multizone clusters. This value is implicitly overridden to 0 if the cluster size is smaller than --large-cluster-size-threshold.")
fs.Int32Var(&o.LargeClusterSizeThreshold, "large-cluster-size-threshold", 50, "Number of nodes from which NodeController treats the cluster as large for the eviction logic purposes. --secondary-node-eviction-rate is implicitly overridden to 0 for clusters this size or smaller.")
fs.Int32Var(&o.LargeClusterSizeThreshold, "large-cluster-size-threshold", 50, fmt.Sprintf("Number of nodes from which %s treats the cluster as large for the eviction logic purposes. --secondary-node-eviction-rate is implicitly overridden to 0 for clusters this size or smaller.", names.NodeLifecycleController))
fs.Float32Var(&o.UnhealthyZoneThreshold, "unhealthy-zone-threshold", 0.55, "Fraction of Nodes in a zone which needs to be not Ready (minimum 3) for zone to be treated as unhealthy. ")
}

5
cmd/kube-controller-manager/app/options/ttlafterfinishedcontroller.go
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@ -17,8 +17,11 @@ limitations under the License.
package options
import (
"fmt"
"github.com/spf13/pflag"
"k8s.io/kubernetes/cmd/kube-controller-manager/names"
ttlafterfinishedconfig "k8s.io/kubernetes/pkg/controller/ttlafterfinished/config"
)
@ -33,7 +36,7 @@ func (o *TTLAfterFinishedControllerOptions) AddFlags(fs *pflag.FlagSet) {
return
}
fs.Int32Var(&o.ConcurrentTTLSyncs, "concurrent-ttl-after-finished-syncs", o.ConcurrentTTLSyncs, "The number of TTL-after-finished controller workers that are allowed to sync concurrently.")
fs.Int32Var(&o.ConcurrentTTLSyncs, "concurrent-ttl-after-finished-syncs", o.ConcurrentTTLSyncs, fmt.Sprintf("The number of %s workers that are allowed to sync concurrently.", names.TTLAfterFinishedController))
}
// ApplyTo fills up TTLAfterFinishedController config with options.

2
staging/src/k8s.io/cloud-provider/config/types.go
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@ -65,7 +65,7 @@ type KubeCloudSharedConfiguration struct {
AllowUntaggedCloud bool
// routeReconciliationPeriod is the period for reconciling routes created for Nodes by cloud provider..
RouteReconciliationPeriod metav1.Duration
// nodeMonitorPeriod is the period for syncing NodeStatus in NodeController.
// nodeMonitorPeriod is the period for syncing NodeStatus in CloudNodeLifecycleController.
NodeMonitorPeriod metav1.Duration
// clusterName is the instance prefix for the cluster.
ClusterName string

8
staging/src/k8s.io/cloud-provider/options/kubecloudshared.go
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@ -17,8 +17,12 @@ limitations under the License.
package options
import (
"fmt"
"github.com/spf13/pflag"
cpconfig "k8s.io/cloud-provider/config"
"k8s.io/cloud-provider/names"
)
// KubeCloudSharedOptions holds the options shared between kube-controller-manager
@ -49,13 +53,13 @@ func (o *KubeCloudSharedOptions) AddFlags(fs *pflag.FlagSet) {
}
o.CloudProvider.AddFlags(fs)
fs.StringVar(&o.ExternalCloudVolumePlugin, "external-cloud-volume-plugin", o.ExternalCloudVolumePlugin, "The plugin to use when cloud provider is set to external. Can be empty, should only be set when cloud-provider is external. Currently used to allow node and volume controllers to work for in tree cloud providers.")
fs.StringVar(&o.ExternalCloudVolumePlugin, "external-cloud-volume-plugin", o.ExternalCloudVolumePlugin, "The plugin to use when cloud provider is set to external. Can be empty, should only be set when cloud-provider is external. Currently used to allow node-ipam-controller, persistentvolume-binder-controller, persistentvolume-expander-controller and attach-detach-controller to work for in tree cloud providers.")
fs.BoolVar(&o.UseServiceAccountCredentials, "use-service-account-credentials", o.UseServiceAccountCredentials, "If true, use individual service account credentials for each controller.")
fs.BoolVar(&o.AllowUntaggedCloud, "allow-untagged-cloud", false, "Allow the cluster to run without the cluster-id on cloud instances. This is a legacy mode of operation and a cluster-id will be required in the future.")
fs.MarkDeprecated("allow-untagged-cloud", "This flag is deprecated and will be removed in a future release. A cluster-id will be required on cloud instances.")
fs.DurationVar(&o.RouteReconciliationPeriod.Duration, "route-reconciliation-period", o.RouteReconciliationPeriod.Duration, "The period for reconciling routes created for Nodes by cloud provider.")
fs.DurationVar(&o.NodeMonitorPeriod.Duration, "node-monitor-period", o.NodeMonitorPeriod.Duration,
"The period for syncing NodeStatus in NodeController.")
fmt.Sprintf("The period for syncing NodeStatus in %s.", names.CloudNodeLifecycleController))
fs.StringVar(&o.ClusterName, "cluster-name", o.ClusterName, "The instance prefix for the cluster.")
fs.StringVar(&o.ClusterCIDR, "cluster-cidr", o.ClusterCIDR, "CIDR Range for Pods in cluster. Requires --allocate-node-cidrs to be true")
fs.BoolVar(&o.AllocateNodeCIDRs, "allocate-node-cidrs", false, "Should CIDRs for Pods be allocated and set on the cloud provider.")