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Merge pull request #113500 from kerthcet/feat/graduate-nodeInclusionPoplicy-to-beta

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Graduate kube-scheduler NodeInclusionPolicy to beta
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Kubernetes Prow Robot 2022-11-07 16:01:08 -08:00 committed by GitHub
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10 changed files with 20 additions and 19 deletions
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4
api/openapi-spec/swagger.json generated
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@ -9248,11 +9248,11 @@
"type": "integer"
},
"nodeAffinityPolicy": {
"description": "NodeAffinityPolicy indicates how we will treat Pod's nodeAffinity/nodeSelector when calculating pod topology spread skew. Options are: - Honor: only nodes matching nodeAffinity/nodeSelector are included in the calculations. - Ignore: nodeAffinity/nodeSelector are ignored. All nodes are included in the calculations.\n\nIf this value is nil, the behavior is equivalent to the Honor policy. This is a alpha-level feature enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.",
"description": "NodeAffinityPolicy indicates how we will treat Pod's nodeAffinity/nodeSelector when calculating pod topology spread skew. Options are: - Honor: only nodes matching nodeAffinity/nodeSelector are included in the calculations. - Ignore: nodeAffinity/nodeSelector are ignored. All nodes are included in the calculations.\n\nIf this value is nil, the behavior is equivalent to the Honor policy. This is a beta-level feature default enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.",
"type": "string"
},
"nodeTaintsPolicy": {
"description": "NodeTaintsPolicy indicates how we will treat node taints when calculating pod topology spread skew. Options are: - Honor: nodes without taints, along with tainted nodes for which the incoming pod has a toleration, are included. - Ignore: node taints are ignored. All nodes are included.\n\nIf this value is nil, the behavior is equivalent to the Ignore policy. This is a alpha-level feature enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.",
"description": "NodeTaintsPolicy indicates how we will treat node taints when calculating pod topology spread skew. Options are: - Honor: nodes without taints, along with tainted nodes for which the incoming pod has a toleration, are included. - Ignore: node taints are ignored. All nodes are included.\n\nIf this value is nil, the behavior is equivalent to the Ignore policy. This is a beta-level feature default enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.",
"type": "string"
},
"topologyKey": {

4
api/openapi-spec/v3/api__v1_openapi.json
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@ -7309,11 +7309,11 @@
"type": "integer"
},
"nodeAffinityPolicy": {
"description": "NodeAffinityPolicy indicates how we will treat Pod's nodeAffinity/nodeSelector when calculating pod topology spread skew. Options are: - Honor: only nodes matching nodeAffinity/nodeSelector are included in the calculations. - Ignore: nodeAffinity/nodeSelector are ignored. All nodes are included in the calculations.\n\nIf this value is nil, the behavior is equivalent to the Honor policy. This is a alpha-level feature enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.",
"description": "NodeAffinityPolicy indicates how we will treat Pod's nodeAffinity/nodeSelector when calculating pod topology spread skew. Options are: - Honor: only nodes matching nodeAffinity/nodeSelector are included in the calculations. - Ignore: nodeAffinity/nodeSelector are ignored. All nodes are included in the calculations.\n\nIf this value is nil, the behavior is equivalent to the Honor policy. This is a beta-level feature default enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.",
"type": "string"
},
"nodeTaintsPolicy": {
"description": "NodeTaintsPolicy indicates how we will treat node taints when calculating pod topology spread skew. Options are: - Honor: nodes without taints, along with tainted nodes for which the incoming pod has a toleration, are included. - Ignore: node taints are ignored. All nodes are included.\n\nIf this value is nil, the behavior is equivalent to the Ignore policy. This is a alpha-level feature enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.",
"description": "NodeTaintsPolicy indicates how we will treat node taints when calculating pod topology spread skew. Options are: - Honor: nodes without taints, along with tainted nodes for which the incoming pod has a toleration, are included. - Ignore: node taints are ignored. All nodes are included.\n\nIf this value is nil, the behavior is equivalent to the Ignore policy. This is a beta-level feature default enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.",
"type": "string"
},
"topologyKey": {

4
api/openapi-spec/v3/apis__apps__v1_openapi.json
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@ -4405,11 +4405,11 @@
"type": "integer"
},
"nodeAffinityPolicy": {
"description": "NodeAffinityPolicy indicates how we will treat Pod's nodeAffinity/nodeSelector when calculating pod topology spread skew. Options are: - Honor: only nodes matching nodeAffinity/nodeSelector are included in the calculations. - Ignore: nodeAffinity/nodeSelector are ignored. All nodes are included in the calculations.\n\nIf this value is nil, the behavior is equivalent to the Honor policy. This is a alpha-level feature enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.",
"description": "NodeAffinityPolicy indicates how we will treat Pod's nodeAffinity/nodeSelector when calculating pod topology spread skew. Options are: - Honor: only nodes matching nodeAffinity/nodeSelector are included in the calculations. - Ignore: nodeAffinity/nodeSelector are ignored. All nodes are included in the calculations.\n\nIf this value is nil, the behavior is equivalent to the Honor policy. This is a beta-level feature default enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.",
"type": "string"
},
"nodeTaintsPolicy": {
"description": "NodeTaintsPolicy indicates how we will treat node taints when calculating pod topology spread skew. Options are: - Honor: nodes without taints, along with tainted nodes for which the incoming pod has a toleration, are included. - Ignore: node taints are ignored. All nodes are included.\n\nIf this value is nil, the behavior is equivalent to the Ignore policy. This is a alpha-level feature enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.",
"description": "NodeTaintsPolicy indicates how we will treat node taints when calculating pod topology spread skew. Options are: - Honor: nodes without taints, along with tainted nodes for which the incoming pod has a toleration, are included. - Ignore: node taints are ignored. All nodes are included.\n\nIf this value is nil, the behavior is equivalent to the Ignore policy. This is a beta-level feature default enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.",
"type": "string"
},
"topologyKey": {

4
api/openapi-spec/v3/apis__batch__v1_openapi.json
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@ -3599,11 +3599,11 @@
"type": "integer"
},
"nodeAffinityPolicy": {
"description": "NodeAffinityPolicy indicates how we will treat Pod's nodeAffinity/nodeSelector when calculating pod topology spread skew. Options are: - Honor: only nodes matching nodeAffinity/nodeSelector are included in the calculations. - Ignore: nodeAffinity/nodeSelector are ignored. All nodes are included in the calculations.\n\nIf this value is nil, the behavior is equivalent to the Honor policy. This is a alpha-level feature enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.",
"description": "NodeAffinityPolicy indicates how we will treat Pod's nodeAffinity/nodeSelector when calculating pod topology spread skew. Options are: - Honor: only nodes matching nodeAffinity/nodeSelector are included in the calculations. - Ignore: nodeAffinity/nodeSelector are ignored. All nodes are included in the calculations.\n\nIf this value is nil, the behavior is equivalent to the Honor policy. This is a beta-level feature default enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.",
"type": "string"
},
"nodeTaintsPolicy": {
"description": "NodeTaintsPolicy indicates how we will treat node taints when calculating pod topology spread skew. Options are: - Honor: nodes without taints, along with tainted nodes for which the incoming pod has a toleration, are included. - Ignore: node taints are ignored. All nodes are included.\n\nIf this value is nil, the behavior is equivalent to the Ignore policy. This is a alpha-level feature enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.",
"description": "NodeTaintsPolicy indicates how we will treat node taints when calculating pod topology spread skew. Options are: - Honor: nodes without taints, along with tainted nodes for which the incoming pod has a toleration, are included. - Ignore: node taints are ignored. All nodes are included.\n\nIf this value is nil, the behavior is equivalent to the Ignore policy. This is a beta-level feature default enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.",
"type": "string"
},
"topologyKey": {

4
pkg/apis/core/types.go
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@ -5754,7 +5754,7 @@ type TopologySpreadConstraint struct {
// - Ignore: nodeAffinity/nodeSelector are ignored. All nodes are included in the calculations.
//
// If this value is nil, the behavior is equivalent to the Honor policy.
// This is a alpha-level feature enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.
// This is a beta-level feature default enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.
// +optional
NodeAffinityPolicy *NodeInclusionPolicy
// NodeTaintsPolicy indicates how we will treat node taints when calculating
@ -5764,7 +5764,7 @@ type TopologySpreadConstraint struct {
// - Ignore: node taints are ignored. All nodes are included.
//
// If this value is nil, the behavior is equivalent to the Ignore policy.
// This is a alpha-level feature enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.
// This is a beta-level feature default enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.
// +optional
NodeTaintsPolicy *NodeInclusionPolicy
// MatchLabelKeys is a set of pod label keys to select the pods over which

3
pkg/features/kube_features.go
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@ -851,6 +851,7 @@ const (
// owner: @kerthcet
// kep: https://kep.k8s.io/3094
// alpha: v1.25
// beta: v1.26
//
// Allow users to specify whether to take nodeAffinity/nodeTaint into consideration when
// calculating pod topology spread skew.
@ -1096,7 +1097,7 @@ var defaultKubernetesFeatureGates = map[featuregate.Feature]featuregate.FeatureS
WindowsHostProcessContainers: {Default: true, PreRelease: featuregate.GA, LockToDefault: true}, // remove in 1.28
NodeInclusionPolicyInPodTopologySpread: {Default: false, PreRelease: featuregate.Alpha},
NodeInclusionPolicyInPodTopologySpread: {Default: true, PreRelease: featuregate.Beta},
SELinuxMountReadWriteOncePod: {Default: false, PreRelease: featuregate.Alpha},

4
pkg/generated/openapi/zz_generated.openapi.go generated
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@ -26171,14 +26171,14 @@ func schema_k8sio_api_core_v1_TopologySpreadConstraint(ref common.ReferenceCallb
},
"nodeAffinityPolicy": {
SchemaProps: spec.SchemaProps{
Description: "NodeAffinityPolicy indicates how we will treat Pod's nodeAffinity/nodeSelector when calculating pod topology spread skew. Options are: - Honor: only nodes matching nodeAffinity/nodeSelector are included in the calculations. - Ignore: nodeAffinity/nodeSelector are ignored. All nodes are included in the calculations.\n\nIf this value is nil, the behavior is equivalent to the Honor policy. This is a alpha-level feature enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.",
Description: "NodeAffinityPolicy indicates how we will treat Pod's nodeAffinity/nodeSelector when calculating pod topology spread skew. Options are: - Honor: only nodes matching nodeAffinity/nodeSelector are included in the calculations. - Ignore: nodeAffinity/nodeSelector are ignored. All nodes are included in the calculations.\n\nIf this value is nil, the behavior is equivalent to the Honor policy. This is a beta-level feature default enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.",
Type: []string{"string"},
Format: "",
},
},
"nodeTaintsPolicy": {
SchemaProps: spec.SchemaProps{
Description: "NodeTaintsPolicy indicates how we will treat node taints when calculating pod topology spread skew. Options are: - Honor: nodes without taints, along with tainted nodes for which the incoming pod has a toleration, are included. - Ignore: node taints are ignored. All nodes are included.\n\nIf this value is nil, the behavior is equivalent to the Ignore policy. This is a alpha-level feature enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.",
Description: "NodeTaintsPolicy indicates how we will treat node taints when calculating pod topology spread skew. Options are: - Honor: nodes without taints, along with tainted nodes for which the incoming pod has a toleration, are included. - Ignore: node taints are ignored. All nodes are included.\n\nIf this value is nil, the behavior is equivalent to the Ignore policy. This is a beta-level feature default enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.",
Type: []string{"string"},
Format: "",
},

4
staging/src/k8s.io/api/core/v1/generated.proto
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@ -5520,7 +5520,7 @@ message TopologySpreadConstraint {
// - Ignore: nodeAffinity/nodeSelector are ignored. All nodes are included in the calculations.
//
// If this value is nil, the behavior is equivalent to the Honor policy.
// This is a alpha-level feature enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.
// This is a beta-level feature default enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.
// +optional
optional string nodeAffinityPolicy = 6;
@ -5531,7 +5531,7 @@ message TopologySpreadConstraint {
// - Ignore: node taints are ignored. All nodes are included.
//
// If this value is nil, the behavior is equivalent to the Ignore policy.
// This is a alpha-level feature enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.
// This is a beta-level feature default enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.
// +optional
optional string nodeTaintsPolicy = 7;

4
staging/src/k8s.io/api/core/v1/types.go
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@ -3488,7 +3488,7 @@ type TopologySpreadConstraint struct {
// - Ignore: nodeAffinity/nodeSelector are ignored. All nodes are included in the calculations.
//
// If this value is nil, the behavior is equivalent to the Honor policy.
// This is a alpha-level feature enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.
// This is a beta-level feature default enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.
// +optional
NodeAffinityPolicy *NodeInclusionPolicy `json:"nodeAffinityPolicy,omitempty" protobuf:"bytes,6,opt,name=nodeAffinityPolicy"`
// NodeTaintsPolicy indicates how we will treat node taints when calculating
@ -3498,7 +3498,7 @@ type TopologySpreadConstraint struct {
// - Ignore: node taints are ignored. All nodes are included.
//
// If this value is nil, the behavior is equivalent to the Ignore policy.
// This is a alpha-level feature enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.
// This is a beta-level feature default enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.
// +optional
NodeTaintsPolicy *NodeInclusionPolicy `json:"nodeTaintsPolicy,omitempty" protobuf:"bytes,7,opt,name=nodeTaintsPolicy"`
// MatchLabelKeys is a set of pod label keys to select the pods over which

4
staging/src/k8s.io/api/core/v1/types_swagger_doc_generated.go generated
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@ -2417,8 +2417,8 @@ var map_TopologySpreadConstraint = map[string]string{
"whenUnsatisfiable": "WhenUnsatisfiable indicates how to deal with a pod if it doesn't satisfy the spread constraint. - DoNotSchedule (default) tells the scheduler not to schedule it. - ScheduleAnyway tells the scheduler to schedule the pod in any location,\n but giving higher precedence to topologies that would help reduce the\n skew.\nA constraint is considered \"Unsatisfiable\" for an incoming pod if and only if every possible node assignment for that pod would violate \"MaxSkew\" on some topology. For example, in a 3-zone cluster, MaxSkew is set to 1, and pods with the same labelSelector spread as 3/1/1: ",
"labelSelector": "LabelSelector is used to find matching pods. Pods that match this label selector are counted to determine the number of pods in their corresponding topology domain.",
"minDomains": "MinDomains indicates a minimum number of eligible domains. When the number of eligible domains with matching topology keys is less than minDomains, Pod Topology Spread treats \"global minimum\" as 0, and then the calculation of Skew is performed. And when the number of eligible domains with matching topology keys equals or greater than minDomains, this value has no effect on scheduling. As a result, when the number of eligible domains is less than minDomains, scheduler won't schedule more than maxSkew Pods to those domains. If value is nil, the constraint behaves as if MinDomains is equal to 1. Valid values are integers greater than 0. When value is not nil, WhenUnsatisfiable must be DoNotSchedule.\n\nFor example, in a 3-zone cluster, MaxSkew is set to 2, MinDomains is set to 5 and pods with the same labelSelector spread as 2/2/2: ",
"nodeAffinityPolicy": "NodeAffinityPolicy indicates how we will treat Pod's nodeAffinity/nodeSelector when calculating pod topology spread skew. Options are: - Honor: only nodes matching nodeAffinity/nodeSelector are included in the calculations. - Ignore: nodeAffinity/nodeSelector are ignored. All nodes are included in the calculations.\n\nIf this value is nil, the behavior is equivalent to the Honor policy. This is a alpha-level feature enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.",
"nodeTaintsPolicy": "NodeTaintsPolicy indicates how we will treat node taints when calculating pod topology spread skew. Options are: - Honor: nodes without taints, along with tainted nodes for which the incoming pod has a toleration, are included. - Ignore: node taints are ignored. All nodes are included.\n\nIf this value is nil, the behavior is equivalent to the Ignore policy. This is a alpha-level feature enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.",
"nodeAffinityPolicy": "NodeAffinityPolicy indicates how we will treat Pod's nodeAffinity/nodeSelector when calculating pod topology spread skew. Options are: - Honor: only nodes matching nodeAffinity/nodeSelector are included in the calculations. - Ignore: nodeAffinity/nodeSelector are ignored. All nodes are included in the calculations.\n\nIf this value is nil, the behavior is equivalent to the Honor policy. This is a beta-level feature default enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.",
"nodeTaintsPolicy": "NodeTaintsPolicy indicates how we will treat node taints when calculating pod topology spread skew. Options are: - Honor: nodes without taints, along with tainted nodes for which the incoming pod has a toleration, are included. - Ignore: node taints are ignored. All nodes are included.\n\nIf this value is nil, the behavior is equivalent to the Ignore policy. This is a beta-level feature default enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.",
"matchLabelKeys": "MatchLabelKeys is a set of pod label keys to select the pods over which spreading will be calculated. The keys are used to lookup values from the incoming pod labels, those key-value labels are ANDed with labelSelector to select the group of existing pods over which spreading will be calculated for the incoming pod. Keys that don't exist in the incoming pod labels will be ignored. A null or empty list means only match against labelSelector.",
}