1300 lines
36 KiB
Go
1300 lines
36 KiB
Go
/*
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Copyright 2020 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package scheme
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import (
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"bytes"
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"testing"
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"github.com/google/go-cmp/cmp"
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corev1 "k8s.io/api/core/v1"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/apimachinery/pkg/runtime/schema"
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"k8s.io/kube-scheduler/config/v1beta1"
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"k8s.io/kube-scheduler/config/v1beta2"
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"k8s.io/kubernetes/pkg/scheduler/apis/config"
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"k8s.io/kubernetes/pkg/scheduler/apis/config/testing/defaults"
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"k8s.io/utils/pointer"
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"sigs.k8s.io/yaml"
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)
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// TestCodecsDecodePluginConfig tests that embedded plugin args get decoded
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// into their appropriate internal types and defaults are applied.
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func TestCodecsDecodePluginConfig(t *testing.T) {
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testCases := []struct {
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name string
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data []byte
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wantErr string
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wantProfiles []config.KubeSchedulerProfile
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}{
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//v1beta1 tests
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{
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name: "v1beta1 all plugin args in default profile",
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data: []byte(`
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apiVersion: kubescheduler.config.k8s.io/v1beta1
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kind: KubeSchedulerConfiguration
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profiles:
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- pluginConfig:
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- name: DefaultPreemption
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args:
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minCandidateNodesPercentage: 50
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minCandidateNodesAbsolute: 500
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- name: InterPodAffinity
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args:
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hardPodAffinityWeight: 5
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- name: NodeLabel
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args:
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presentLabels: ["foo"]
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- name: NodeResourcesFit
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args:
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ignoredResources: ["foo"]
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- name: RequestedToCapacityRatio
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args:
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shape:
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- utilization: 1
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- name: PodTopologySpread
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args:
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defaultConstraints:
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- maxSkew: 1
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topologyKey: zone
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whenUnsatisfiable: ScheduleAnyway
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- name: ServiceAffinity
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args:
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affinityLabels: ["bar"]
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- name: NodeResourcesLeastAllocated
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args:
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resources:
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- name: cpu
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weight: 2
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- name: unknown
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weight: 1
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- name: NodeResourcesMostAllocated
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args:
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resources:
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- name: memory
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weight: 1
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- name: NodeResourcesBalancedAllocation
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args:
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resources:
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- name: cpu # default weight(1) will be set.
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- name: memory # weight 0 will be replaced by 1.
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weight: 0
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- name: scalar0
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weight: 1
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- name: scalar1 # default weight(1) will be set for scalar1
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- name: scalar2 # weight 0 will be replaced by 1.
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weight: 0
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- name: scalar3
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weight: 2
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- name: VolumeBinding
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args:
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bindTimeoutSeconds: 300
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- name: NodeAffinity
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args:
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addedAffinity:
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requiredDuringSchedulingIgnoredDuringExecution:
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nodeSelectorTerms:
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- matchExpressions:
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- key: foo
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operator: In
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values: ["bar"]
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`),
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wantProfiles: []config.KubeSchedulerProfile{
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{
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SchedulerName: "default-scheduler",
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Plugins: defaults.PluginsV1beta1,
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PluginConfig: []config.PluginConfig{
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{
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Name: "DefaultPreemption",
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Args: &config.DefaultPreemptionArgs{MinCandidateNodesPercentage: 50, MinCandidateNodesAbsolute: 500},
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},
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{
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Name: "InterPodAffinity",
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Args: &config.InterPodAffinityArgs{HardPodAffinityWeight: 5},
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},
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{
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Name: "NodeLabel",
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Args: &config.NodeLabelArgs{PresentLabels: []string{"foo"}},
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},
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{
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Name: "NodeResourcesFit",
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Args: &config.NodeResourcesFitArgs{
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IgnoredResources: []string{"foo"},
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ScoringStrategy: &config.ScoringStrategy{
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Type: config.LeastAllocated,
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Resources: []config.ResourceSpec{
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{Name: "cpu", Weight: 1},
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{Name: "memory", Weight: 1},
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},
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},
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},
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},
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{
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Name: "RequestedToCapacityRatio",
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Args: &config.RequestedToCapacityRatioArgs{
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Shape: []config.UtilizationShapePoint{{Utilization: 1}},
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Resources: []config.ResourceSpec{{Name: "cpu", Weight: 1}, {Name: "memory", Weight: 1}},
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},
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},
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{
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Name: "PodTopologySpread",
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Args: &config.PodTopologySpreadArgs{
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DefaultConstraints: []corev1.TopologySpreadConstraint{
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{MaxSkew: 1, TopologyKey: "zone", WhenUnsatisfiable: corev1.ScheduleAnyway},
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},
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DefaultingType: config.ListDefaulting,
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},
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},
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{
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Name: "ServiceAffinity",
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Args: &config.ServiceAffinityArgs{
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AffinityLabels: []string{"bar"},
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},
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},
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{
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Name: "NodeResourcesLeastAllocated",
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Args: &config.NodeResourcesLeastAllocatedArgs{
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Resources: []config.ResourceSpec{{Name: "cpu", Weight: 2}, {Name: "unknown", Weight: 1}},
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},
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},
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{
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Name: "NodeResourcesMostAllocated",
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Args: &config.NodeResourcesMostAllocatedArgs{
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Resources: []config.ResourceSpec{{Name: "memory", Weight: 1}},
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},
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},
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{
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Name: "NodeResourcesBalancedAllocation",
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Args: &config.NodeResourcesBalancedAllocationArgs{
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Resources: []config.ResourceSpec{
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{Name: "cpu", Weight: 1},
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{Name: "memory", Weight: 1},
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{Name: "scalar0", Weight: 1},
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{Name: "scalar1", Weight: 1},
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{Name: "scalar2", Weight: 1},
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{Name: "scalar3", Weight: 2}},
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},
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},
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{
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Name: "VolumeBinding",
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Args: &config.VolumeBindingArgs{
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BindTimeoutSeconds: 300,
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},
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},
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{
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Name: "NodeAffinity",
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Args: &config.NodeAffinityArgs{
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AddedAffinity: &corev1.NodeAffinity{
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RequiredDuringSchedulingIgnoredDuringExecution: &corev1.NodeSelector{
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NodeSelectorTerms: []corev1.NodeSelectorTerm{
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{
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MatchExpressions: []corev1.NodeSelectorRequirement{
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{
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Key: "foo",
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Operator: corev1.NodeSelectorOpIn,
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Values: []string{"bar"},
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},
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},
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},
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},
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},
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},
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},
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},
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},
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},
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},
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},
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{
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name: "v1beta1 plugins can include version and kind",
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data: []byte(`
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apiVersion: kubescheduler.config.k8s.io/v1beta1
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kind: KubeSchedulerConfiguration
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profiles:
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- pluginConfig:
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- name: NodeLabel
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args:
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apiVersion: kubescheduler.config.k8s.io/v1beta1
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kind: NodeLabelArgs
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presentLabels: ["bars"]
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`),
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wantProfiles: []config.KubeSchedulerProfile{
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{
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SchedulerName: "default-scheduler",
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Plugins: defaults.PluginsV1beta1,
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PluginConfig: append([]config.PluginConfig{
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{
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Name: "NodeLabel",
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Args: &config.NodeLabelArgs{PresentLabels: []string{"bars"}},
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},
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}, defaults.PluginConfigsV1beta1...),
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},
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},
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},
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{
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name: "plugin group and kind should match the type",
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data: []byte(`
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apiVersion: kubescheduler.config.k8s.io/v1beta1
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kind: KubeSchedulerConfiguration
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profiles:
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- pluginConfig:
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- name: NodeLabel
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args:
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apiVersion: kubescheduler.config.k8s.io/v1beta1
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kind: InterPodAffinityArgs
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`),
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wantErr: `decoding .profiles[0].pluginConfig[0]: args for plugin NodeLabel were not of type NodeLabelArgs.kubescheduler.config.k8s.io, got InterPodAffinityArgs.kubescheduler.config.k8s.io`,
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},
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{
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name: "v1beta1 RequestedToCapacityRatioArgs shape encoding is strict",
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data: []byte(`
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apiVersion: kubescheduler.config.k8s.io/v1beta1
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kind: KubeSchedulerConfiguration
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profiles:
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- pluginConfig:
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- name: RequestedToCapacityRatio
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args:
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shape:
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- Utilization: 1
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Score: 2
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`),
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wantErr: `decoding .profiles[0].pluginConfig[0]: decoding args for plugin RequestedToCapacityRatio: strict decoder error for {"shape":[{"Score":2,"Utilization":1}]}: v1beta1.RequestedToCapacityRatioArgs.Shape: []v1beta1.UtilizationShapePoint: v1beta1.UtilizationShapePoint.ReadObject: found unknown field: Score, error found in #10 byte of ...|:[{"Score":2,"Utiliz|..., bigger context ...|{"shape":[{"Score":2,"Utilization":1}]}|...`,
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},
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{
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name: "v1beta1 RequestedToCapacityRatioArgs resources encoding is strict",
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data: []byte(`
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apiVersion: kubescheduler.config.k8s.io/v1beta1
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kind: KubeSchedulerConfiguration
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profiles:
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- pluginConfig:
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- name: RequestedToCapacityRatio
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args:
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shape:
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- utilization: 1
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score: 2
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resources:
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- Name: 1
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Weight: 2
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`),
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wantErr: `decoding .profiles[0].pluginConfig[0]: decoding args for plugin RequestedToCapacityRatio: strict decoder error for {"resources":[{"Name":1,"Weight":2}],"shape":[{"score":2,"utilization":1}]}: v1beta1.RequestedToCapacityRatioArgs.Shape: []v1beta1.UtilizationShapePoint: Resources: []v1beta1.ResourceSpec: v1beta1.ResourceSpec.ReadObject: found unknown field: Name, error found in #10 byte of ...|":[{"Name":1,"Weight|..., bigger context ...|{"resources":[{"Name":1,"Weight":2}],"shape":[{"score":2,"utilization":|...`,
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},
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{
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name: "out-of-tree plugin args",
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data: []byte(`
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apiVersion: kubescheduler.config.k8s.io/v1beta1
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kind: KubeSchedulerConfiguration
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profiles:
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- pluginConfig:
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- name: OutOfTreePlugin
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args:
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foo: bar
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`),
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wantProfiles: []config.KubeSchedulerProfile{
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{
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SchedulerName: "default-scheduler",
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Plugins: defaults.PluginsV1beta1,
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PluginConfig: append([]config.PluginConfig{
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{
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Name: "OutOfTreePlugin",
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Args: &runtime.Unknown{
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ContentType: "application/json",
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Raw: []byte(`{"foo":"bar"}`),
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},
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},
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}, defaults.PluginConfigsV1beta1...),
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},
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},
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},
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{
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name: "empty and no plugin args v1beta1",
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data: []byte(`
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apiVersion: kubescheduler.config.k8s.io/v1beta1
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kind: KubeSchedulerConfiguration
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profiles:
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- pluginConfig:
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- name: DefaultPreemption
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args:
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- name: InterPodAffinity
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args:
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- name: NodeResourcesFit
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- name: OutOfTreePlugin
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args:
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- name: NodeResourcesLeastAllocated
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args:
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- name: NodeResourcesMostAllocated
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args:
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- name: NodeResourcesBalancedAllocation
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args:
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- name: VolumeBinding
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args:
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- name: PodTopologySpread
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- name: NodeAffinity
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`),
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wantProfiles: []config.KubeSchedulerProfile{
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{
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SchedulerName: "default-scheduler",
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Plugins: defaults.PluginsV1beta1,
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PluginConfig: []config.PluginConfig{
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{
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Name: "DefaultPreemption",
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Args: &config.DefaultPreemptionArgs{MinCandidateNodesPercentage: 10, MinCandidateNodesAbsolute: 100},
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},
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{
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Name: "InterPodAffinity",
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Args: &config.InterPodAffinityArgs{
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HardPodAffinityWeight: 1,
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},
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},
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{
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Name: "NodeResourcesFit",
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Args: &config.NodeResourcesFitArgs{
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ScoringStrategy: &config.ScoringStrategy{
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Type: config.LeastAllocated,
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Resources: []config.ResourceSpec{
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{Name: "cpu", Weight: 1},
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{Name: "memory", Weight: 1},
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},
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},
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},
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},
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{Name: "OutOfTreePlugin"},
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{
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Name: "NodeResourcesLeastAllocated",
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Args: &config.NodeResourcesLeastAllocatedArgs{
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Resources: []config.ResourceSpec{{Name: "cpu", Weight: 1}, {Name: "memory", Weight: 1}},
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},
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},
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{
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Name: "NodeResourcesMostAllocated",
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Args: &config.NodeResourcesMostAllocatedArgs{
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Resources: []config.ResourceSpec{{Name: "cpu", Weight: 1}, {Name: "memory", Weight: 1}},
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},
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},
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{
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Name: "NodeResourcesBalancedAllocation",
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Args: &config.NodeResourcesBalancedAllocationArgs{
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Resources: []config.ResourceSpec{{Name: "cpu", Weight: 1}, {Name: "memory", Weight: 1}},
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},
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},
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{
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Name: "VolumeBinding",
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Args: &config.VolumeBindingArgs{
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BindTimeoutSeconds: 600,
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},
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},
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{
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Name: "PodTopologySpread",
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Args: &config.PodTopologySpreadArgs{
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DefaultingType: config.SystemDefaulting,
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},
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},
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{
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Name: "NodeAffinity",
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Args: &config.NodeAffinityArgs{},
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},
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},
|
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},
|
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},
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},
|
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// v1beta2 tests
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{
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name: "v1beta2 all plugin args in default profile",
|
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data: []byte(`
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apiVersion: kubescheduler.config.k8s.io/v1beta2
|
|
kind: KubeSchedulerConfiguration
|
|
profiles:
|
|
- pluginConfig:
|
|
- name: DefaultPreemption
|
|
args:
|
|
minCandidateNodesPercentage: 50
|
|
minCandidateNodesAbsolute: 500
|
|
- name: InterPodAffinity
|
|
args:
|
|
hardPodAffinityWeight: 5
|
|
- name: NodeResourcesFit
|
|
args:
|
|
ignoredResources: ["foo"]
|
|
- name: PodTopologySpread
|
|
args:
|
|
defaultConstraints:
|
|
- maxSkew: 1
|
|
topologyKey: zone
|
|
whenUnsatisfiable: ScheduleAnyway
|
|
- name: VolumeBinding
|
|
args:
|
|
bindTimeoutSeconds: 300
|
|
- name: NodeAffinity
|
|
args:
|
|
addedAffinity:
|
|
requiredDuringSchedulingIgnoredDuringExecution:
|
|
nodeSelectorTerms:
|
|
- matchExpressions:
|
|
- key: foo
|
|
operator: In
|
|
values: ["bar"]
|
|
- name: NodeResourcesBalancedAllocation
|
|
args:
|
|
resources:
|
|
- name: cpu # default weight(1) will be set.
|
|
- name: memory # weight 0 will be replaced by 1.
|
|
weight: 0
|
|
- name: scalar0
|
|
weight: 1
|
|
- name: scalar1 # default weight(1) will be set for scalar1
|
|
- name: scalar2 # weight 0 will be replaced by 1.
|
|
weight: 0
|
|
- name: scalar3
|
|
weight: 2
|
|
`),
|
|
wantProfiles: []config.KubeSchedulerProfile{
|
|
{
|
|
SchedulerName: "default-scheduler",
|
|
Plugins: defaults.PluginsV1beta2,
|
|
PluginConfig: []config.PluginConfig{
|
|
{
|
|
Name: "DefaultPreemption",
|
|
Args: &config.DefaultPreemptionArgs{MinCandidateNodesPercentage: 50, MinCandidateNodesAbsolute: 500},
|
|
},
|
|
{
|
|
Name: "InterPodAffinity",
|
|
Args: &config.InterPodAffinityArgs{HardPodAffinityWeight: 5},
|
|
},
|
|
{
|
|
Name: "NodeResourcesFit",
|
|
Args: &config.NodeResourcesFitArgs{
|
|
IgnoredResources: []string{"foo"},
|
|
ScoringStrategy: &config.ScoringStrategy{
|
|
Type: config.LeastAllocated,
|
|
Resources: []config.ResourceSpec{
|
|
{Name: "cpu", Weight: 1},
|
|
{Name: "memory", Weight: 1},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
Name: "PodTopologySpread",
|
|
Args: &config.PodTopologySpreadArgs{
|
|
DefaultConstraints: []corev1.TopologySpreadConstraint{
|
|
{MaxSkew: 1, TopologyKey: "zone", WhenUnsatisfiable: corev1.ScheduleAnyway},
|
|
},
|
|
DefaultingType: config.SystemDefaulting,
|
|
},
|
|
},
|
|
{
|
|
Name: "VolumeBinding",
|
|
Args: &config.VolumeBindingArgs{
|
|
BindTimeoutSeconds: 300,
|
|
},
|
|
},
|
|
{
|
|
Name: "NodeAffinity",
|
|
Args: &config.NodeAffinityArgs{
|
|
AddedAffinity: &corev1.NodeAffinity{
|
|
RequiredDuringSchedulingIgnoredDuringExecution: &corev1.NodeSelector{
|
|
NodeSelectorTerms: []corev1.NodeSelectorTerm{
|
|
{
|
|
MatchExpressions: []corev1.NodeSelectorRequirement{
|
|
{
|
|
Key: "foo",
|
|
Operator: corev1.NodeSelectorOpIn,
|
|
Values: []string{"bar"},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
Name: "NodeResourcesBalancedAllocation",
|
|
Args: &config.NodeResourcesBalancedAllocationArgs{
|
|
Resources: []config.ResourceSpec{
|
|
{Name: "cpu", Weight: 1},
|
|
{Name: "memory", Weight: 1},
|
|
{Name: "scalar0", Weight: 1},
|
|
{Name: "scalar1", Weight: 1},
|
|
{Name: "scalar2", Weight: 1},
|
|
{Name: "scalar3", Weight: 2}},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
name: "v1beta2 plugins can include version and kind",
|
|
data: []byte(`
|
|
apiVersion: kubescheduler.config.k8s.io/v1beta2
|
|
kind: KubeSchedulerConfiguration
|
|
profiles:
|
|
- pluginConfig:
|
|
- name: DefaultPreemption
|
|
args:
|
|
apiVersion: kubescheduler.config.k8s.io/v1beta2
|
|
kind: DefaultPreemptionArgs
|
|
minCandidateNodesPercentage: 50
|
|
`),
|
|
wantProfiles: []config.KubeSchedulerProfile{
|
|
{
|
|
SchedulerName: "default-scheduler",
|
|
Plugins: defaults.PluginsV1beta2,
|
|
PluginConfig: []config.PluginConfig{
|
|
{
|
|
Name: "DefaultPreemption",
|
|
Args: &config.DefaultPreemptionArgs{MinCandidateNodesPercentage: 50, MinCandidateNodesAbsolute: 100},
|
|
},
|
|
{
|
|
Name: "InterPodAffinity",
|
|
Args: &config.InterPodAffinityArgs{
|
|
HardPodAffinityWeight: 1,
|
|
},
|
|
},
|
|
{
|
|
Name: "NodeAffinity",
|
|
Args: &config.NodeAffinityArgs{},
|
|
},
|
|
{
|
|
Name: "NodeResourcesBalancedAllocation",
|
|
Args: &config.NodeResourcesBalancedAllocationArgs{
|
|
Resources: []config.ResourceSpec{{Name: "cpu", Weight: 1}, {Name: "memory", Weight: 1}},
|
|
},
|
|
},
|
|
{
|
|
Name: "NodeResourcesFit",
|
|
Args: &config.NodeResourcesFitArgs{
|
|
ScoringStrategy: &config.ScoringStrategy{
|
|
Type: config.LeastAllocated,
|
|
Resources: []config.ResourceSpec{
|
|
{Name: "cpu", Weight: 1},
|
|
{Name: "memory", Weight: 1},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
Name: "PodTopologySpread",
|
|
Args: &config.PodTopologySpreadArgs{
|
|
DefaultingType: config.SystemDefaulting,
|
|
},
|
|
},
|
|
{
|
|
Name: "VolumeBinding",
|
|
Args: &config.VolumeBindingArgs{
|
|
BindTimeoutSeconds: 600,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
name: "plugin group and kind should match the type",
|
|
data: []byte(`
|
|
apiVersion: kubescheduler.config.k8s.io/v1beta2
|
|
kind: KubeSchedulerConfiguration
|
|
profiles:
|
|
- pluginConfig:
|
|
- name: DefaultPreemption
|
|
args:
|
|
apiVersion: kubescheduler.config.k8s.io/v1beta2
|
|
kind: InterPodAffinityArgs
|
|
`),
|
|
wantErr: `decoding .profiles[0].pluginConfig[0]: args for plugin DefaultPreemption were not of type DefaultPreemptionArgs.kubescheduler.config.k8s.io, got InterPodAffinityArgs.kubescheduler.config.k8s.io`,
|
|
},
|
|
{
|
|
name: "v1beta2 NodResourcesFitArgs shape encoding is strict",
|
|
data: []byte(`
|
|
apiVersion: kubescheduler.config.k8s.io/v1beta2
|
|
kind: KubeSchedulerConfiguration
|
|
profiles:
|
|
- pluginConfig:
|
|
- name: NodeResourcesFit
|
|
args:
|
|
scoringStrategy:
|
|
requestedToCapacityRatio:
|
|
shape:
|
|
- Score: 2
|
|
Utilization: 1
|
|
`),
|
|
wantErr: `decoding .profiles[0].pluginConfig[0]: decoding args for plugin NodeResourcesFit: strict decoder error for {"scoringStrategy":{"requestedToCapacityRatio":{"shape":[{"Score":2,"Utilization":1}]}}}: v1beta2.NodeResourcesFitArgs.ScoringStrategy: v1beta2.ScoringStrategy.RequestedToCapacityRatio: v1beta2.RequestedToCapacityRatioParam.Shape: []v1beta2.UtilizationShapePoint: v1beta2.UtilizationShapePoint.ReadObject: found unknown field: Score, error found in #10 byte of ...|:[{"Score":2,"Utiliz|..., bigger context ...|gy":{"requestedToCapacityRatio":{"shape":[{"Score":2,"Utilization":1}]}}}|...`,
|
|
},
|
|
{
|
|
name: "v1beta2 NodeResourcesFitArgs resources encoding is strict",
|
|
data: []byte(`
|
|
apiVersion: kubescheduler.config.k8s.io/v1beta2
|
|
kind: KubeSchedulerConfiguration
|
|
profiles:
|
|
- pluginConfig:
|
|
- name: NodeResourcesFit
|
|
args:
|
|
scoringStrategy:
|
|
resources:
|
|
- Name: cpu
|
|
Weight: 1
|
|
`),
|
|
wantErr: `decoding .profiles[0].pluginConfig[0]: decoding args for plugin NodeResourcesFit: strict decoder error for {"scoringStrategy":{"resources":[{"Name":"cpu","Weight":1}]}}: v1beta2.NodeResourcesFitArgs.ScoringStrategy: v1beta2.ScoringStrategy.Resources: []v1beta2.ResourceSpec: v1beta2.ResourceSpec.ReadObject: found unknown field: Name, error found in #10 byte of ...|":[{"Name":"cpu","We|..., bigger context ...|{"scoringStrategy":{"resources":[{"Name":"cpu","Weight":1}]}}|...`,
|
|
},
|
|
{
|
|
name: "out-of-tree plugin args",
|
|
data: []byte(`
|
|
apiVersion: kubescheduler.config.k8s.io/v1beta2
|
|
kind: KubeSchedulerConfiguration
|
|
profiles:
|
|
- pluginConfig:
|
|
- name: OutOfTreePlugin
|
|
args:
|
|
foo: bar
|
|
`),
|
|
wantProfiles: []config.KubeSchedulerProfile{
|
|
{
|
|
SchedulerName: "default-scheduler",
|
|
Plugins: defaults.PluginsV1beta2,
|
|
PluginConfig: append([]config.PluginConfig{
|
|
{
|
|
Name: "OutOfTreePlugin",
|
|
Args: &runtime.Unknown{
|
|
ContentType: "application/json",
|
|
Raw: []byte(`{"foo":"bar"}`),
|
|
},
|
|
},
|
|
}, defaults.PluginConfigsV1beta2...),
|
|
},
|
|
},
|
|
},
|
|
{
|
|
name: "empty and no plugin args",
|
|
data: []byte(`
|
|
apiVersion: kubescheduler.config.k8s.io/v1beta2
|
|
kind: KubeSchedulerConfiguration
|
|
profiles:
|
|
- pluginConfig:
|
|
- name: DefaultPreemption
|
|
args:
|
|
- name: InterPodAffinity
|
|
args:
|
|
- name: NodeResourcesFit
|
|
- name: OutOfTreePlugin
|
|
args:
|
|
- name: VolumeBinding
|
|
args:
|
|
- name: PodTopologySpread
|
|
- name: NodeAffinity
|
|
- name: NodeResourcesBalancedAllocation
|
|
`),
|
|
wantProfiles: []config.KubeSchedulerProfile{
|
|
{
|
|
SchedulerName: "default-scheduler",
|
|
Plugins: defaults.PluginsV1beta2,
|
|
PluginConfig: []config.PluginConfig{
|
|
{
|
|
Name: "DefaultPreemption",
|
|
Args: &config.DefaultPreemptionArgs{MinCandidateNodesPercentage: 10, MinCandidateNodesAbsolute: 100},
|
|
},
|
|
{
|
|
Name: "InterPodAffinity",
|
|
Args: &config.InterPodAffinityArgs{
|
|
HardPodAffinityWeight: 1,
|
|
},
|
|
},
|
|
{
|
|
Name: "NodeResourcesFit",
|
|
Args: &config.NodeResourcesFitArgs{
|
|
ScoringStrategy: &config.ScoringStrategy{
|
|
Type: config.LeastAllocated,
|
|
Resources: []config.ResourceSpec{
|
|
{Name: "cpu", Weight: 1},
|
|
{Name: "memory", Weight: 1},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
{Name: "OutOfTreePlugin"},
|
|
{
|
|
Name: "VolumeBinding",
|
|
Args: &config.VolumeBindingArgs{
|
|
BindTimeoutSeconds: 600,
|
|
},
|
|
},
|
|
{
|
|
Name: "PodTopologySpread",
|
|
Args: &config.PodTopologySpreadArgs{
|
|
DefaultingType: config.SystemDefaulting,
|
|
},
|
|
},
|
|
{
|
|
Name: "NodeAffinity",
|
|
Args: &config.NodeAffinityArgs{},
|
|
},
|
|
{
|
|
Name: "NodeResourcesBalancedAllocation",
|
|
Args: &config.NodeResourcesBalancedAllocationArgs{
|
|
Resources: []config.ResourceSpec{{Name: "cpu", Weight: 1}, {Name: "memory", Weight: 1}},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
}
|
|
decoder := Codecs.UniversalDecoder()
|
|
for _, tt := range testCases {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
obj, gvk, err := decoder.Decode(tt.data, nil, nil)
|
|
if err != nil {
|
|
if tt.wantErr != err.Error() {
|
|
t.Fatalf("\ngot err:\n\t%v\nwant:\n\t%s", err, tt.wantErr)
|
|
}
|
|
return
|
|
}
|
|
if len(tt.wantErr) != 0 {
|
|
t.Fatalf("no error produced, wanted %v", tt.wantErr)
|
|
}
|
|
got, ok := obj.(*config.KubeSchedulerConfiguration)
|
|
if !ok {
|
|
t.Fatalf("decoded into %s, want %s", gvk, config.SchemeGroupVersion.WithKind("KubeSchedulerConfiguration"))
|
|
}
|
|
if diff := cmp.Diff(tt.wantProfiles, got.Profiles); diff != "" {
|
|
t.Errorf("unexpected configuration (-want,+got):\n%s", diff)
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestCodecsEncodePluginConfig(t *testing.T) {
|
|
testCases := []struct {
|
|
name string
|
|
obj runtime.Object
|
|
version schema.GroupVersion
|
|
want string
|
|
}{
|
|
//v1beta1 tests
|
|
{
|
|
name: "v1beta1 in-tree and out-of-tree plugins",
|
|
version: v1beta1.SchemeGroupVersion,
|
|
obj: &v1beta1.KubeSchedulerConfiguration{
|
|
Profiles: []v1beta1.KubeSchedulerProfile{
|
|
{
|
|
PluginConfig: []v1beta1.PluginConfig{
|
|
{
|
|
Name: "InterPodAffinity",
|
|
Args: runtime.RawExtension{
|
|
Object: &v1beta1.InterPodAffinityArgs{
|
|
HardPodAffinityWeight: pointer.Int32Ptr(5),
|
|
},
|
|
},
|
|
},
|
|
{
|
|
Name: "VolumeBinding",
|
|
Args: runtime.RawExtension{
|
|
Object: &v1beta1.VolumeBindingArgs{
|
|
BindTimeoutSeconds: pointer.Int64Ptr(300),
|
|
Shape: []v1beta1.UtilizationShapePoint{
|
|
{
|
|
Utilization: 0,
|
|
Score: 0,
|
|
},
|
|
{
|
|
Utilization: 100,
|
|
Score: 10,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
Name: "RequestedToCapacityRatio",
|
|
Args: runtime.RawExtension{
|
|
Object: &v1beta1.RequestedToCapacityRatioArgs{
|
|
Shape: []v1beta1.UtilizationShapePoint{
|
|
{Utilization: 1, Score: 2},
|
|
},
|
|
Resources: []v1beta1.ResourceSpec{
|
|
{Name: "cpu", Weight: 2},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
Name: "NodeResourcesLeastAllocated",
|
|
Args: runtime.RawExtension{
|
|
Object: &v1beta1.NodeResourcesLeastAllocatedArgs{
|
|
Resources: []v1beta1.ResourceSpec{
|
|
{Name: "mem", Weight: 2},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
Name: "NodeResourcesBalancedAllocation",
|
|
Args: runtime.RawExtension{
|
|
Object: &v1beta1.NodeResourcesBalancedAllocationArgs{
|
|
Resources: []v1beta1.ResourceSpec{
|
|
{Name: "mem", Weight: 1},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
Name: "PodTopologySpread",
|
|
Args: runtime.RawExtension{
|
|
Object: &v1beta1.PodTopologySpreadArgs{
|
|
DefaultConstraints: []corev1.TopologySpreadConstraint{},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
Name: "OutOfTreePlugin",
|
|
Args: runtime.RawExtension{
|
|
Raw: []byte(`{"foo":"bar"}`),
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
want: `apiVersion: kubescheduler.config.k8s.io/v1beta1
|
|
clientConnection:
|
|
acceptContentTypes: ""
|
|
burst: 0
|
|
contentType: ""
|
|
kubeconfig: ""
|
|
qps: 0
|
|
kind: KubeSchedulerConfiguration
|
|
leaderElection:
|
|
leaderElect: null
|
|
leaseDuration: 0s
|
|
renewDeadline: 0s
|
|
resourceLock: ""
|
|
resourceName: ""
|
|
resourceNamespace: ""
|
|
retryPeriod: 0s
|
|
profiles:
|
|
- pluginConfig:
|
|
- args:
|
|
apiVersion: kubescheduler.config.k8s.io/v1beta1
|
|
hardPodAffinityWeight: 5
|
|
kind: InterPodAffinityArgs
|
|
name: InterPodAffinity
|
|
- args:
|
|
apiVersion: kubescheduler.config.k8s.io/v1beta1
|
|
bindTimeoutSeconds: 300
|
|
kind: VolumeBindingArgs
|
|
shape:
|
|
- score: 0
|
|
utilization: 0
|
|
- score: 10
|
|
utilization: 100
|
|
name: VolumeBinding
|
|
- args:
|
|
apiVersion: kubescheduler.config.k8s.io/v1beta1
|
|
kind: RequestedToCapacityRatioArgs
|
|
resources:
|
|
- name: cpu
|
|
weight: 2
|
|
shape:
|
|
- score: 2
|
|
utilization: 1
|
|
name: RequestedToCapacityRatio
|
|
- args:
|
|
apiVersion: kubescheduler.config.k8s.io/v1beta1
|
|
kind: NodeResourcesLeastAllocatedArgs
|
|
resources:
|
|
- name: mem
|
|
weight: 2
|
|
name: NodeResourcesLeastAllocated
|
|
- args:
|
|
apiVersion: kubescheduler.config.k8s.io/v1beta1
|
|
kind: NodeResourcesBalancedAllocationArgs
|
|
resources:
|
|
- name: mem
|
|
weight: 1
|
|
name: NodeResourcesBalancedAllocation
|
|
- args:
|
|
apiVersion: kubescheduler.config.k8s.io/v1beta1
|
|
kind: PodTopologySpreadArgs
|
|
name: PodTopologySpread
|
|
- args:
|
|
foo: bar
|
|
name: OutOfTreePlugin
|
|
`,
|
|
},
|
|
{
|
|
name: "v1beta1 in-tree and out-of-tree plugins from internal",
|
|
version: v1beta1.SchemeGroupVersion,
|
|
obj: &config.KubeSchedulerConfiguration{
|
|
Parallelism: 8,
|
|
Profiles: []config.KubeSchedulerProfile{
|
|
{
|
|
PluginConfig: []config.PluginConfig{
|
|
{
|
|
Name: "InterPodAffinity",
|
|
Args: &config.InterPodAffinityArgs{
|
|
HardPodAffinityWeight: 5,
|
|
},
|
|
},
|
|
{
|
|
Name: "NodeResourcesMostAllocated",
|
|
Args: &config.NodeResourcesMostAllocatedArgs{
|
|
Resources: []config.ResourceSpec{{Name: "cpu", Weight: 1}},
|
|
},
|
|
},
|
|
{
|
|
Name: "VolumeBinding",
|
|
Args: &config.VolumeBindingArgs{
|
|
BindTimeoutSeconds: 300,
|
|
Shape: []config.UtilizationShapePoint{
|
|
{
|
|
Utilization: 0,
|
|
Score: 0,
|
|
},
|
|
{
|
|
Utilization: 100,
|
|
Score: 10,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
Name: "PodTopologySpread",
|
|
Args: &config.PodTopologySpreadArgs{},
|
|
},
|
|
{
|
|
Name: "OutOfTreePlugin",
|
|
Args: &runtime.Unknown{
|
|
Raw: []byte(`{"foo":"bar"}`),
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
want: `apiVersion: kubescheduler.config.k8s.io/v1beta1
|
|
clientConnection:
|
|
acceptContentTypes: ""
|
|
burst: 0
|
|
contentType: ""
|
|
kubeconfig: ""
|
|
qps: 0
|
|
enableContentionProfiling: false
|
|
enableProfiling: false
|
|
healthzBindAddress: ""
|
|
kind: KubeSchedulerConfiguration
|
|
leaderElection:
|
|
leaderElect: false
|
|
leaseDuration: 0s
|
|
renewDeadline: 0s
|
|
resourceLock: ""
|
|
resourceName: ""
|
|
resourceNamespace: ""
|
|
retryPeriod: 0s
|
|
metricsBindAddress: ""
|
|
parallelism: 8
|
|
percentageOfNodesToScore: 0
|
|
podInitialBackoffSeconds: 0
|
|
podMaxBackoffSeconds: 0
|
|
profiles:
|
|
- pluginConfig:
|
|
- args:
|
|
apiVersion: kubescheduler.config.k8s.io/v1beta1
|
|
hardPodAffinityWeight: 5
|
|
kind: InterPodAffinityArgs
|
|
name: InterPodAffinity
|
|
- args:
|
|
apiVersion: kubescheduler.config.k8s.io/v1beta1
|
|
kind: NodeResourcesMostAllocatedArgs
|
|
resources:
|
|
- name: cpu
|
|
weight: 1
|
|
name: NodeResourcesMostAllocated
|
|
- args:
|
|
apiVersion: kubescheduler.config.k8s.io/v1beta1
|
|
bindTimeoutSeconds: 300
|
|
kind: VolumeBindingArgs
|
|
shape:
|
|
- score: 0
|
|
utilization: 0
|
|
- score: 10
|
|
utilization: 100
|
|
name: VolumeBinding
|
|
- args:
|
|
apiVersion: kubescheduler.config.k8s.io/v1beta1
|
|
kind: PodTopologySpreadArgs
|
|
name: PodTopologySpread
|
|
- args:
|
|
foo: bar
|
|
name: OutOfTreePlugin
|
|
schedulerName: ""
|
|
`,
|
|
},
|
|
//v1beta2 tests
|
|
{
|
|
name: "v1beta2 in-tree and out-of-tree plugins",
|
|
version: v1beta2.SchemeGroupVersion,
|
|
obj: &v1beta2.KubeSchedulerConfiguration{
|
|
Profiles: []v1beta2.KubeSchedulerProfile{
|
|
{
|
|
PluginConfig: []v1beta2.PluginConfig{
|
|
{
|
|
Name: "InterPodAffinity",
|
|
Args: runtime.RawExtension{
|
|
Object: &v1beta2.InterPodAffinityArgs{
|
|
HardPodAffinityWeight: pointer.Int32Ptr(5),
|
|
},
|
|
},
|
|
},
|
|
{
|
|
Name: "VolumeBinding",
|
|
Args: runtime.RawExtension{
|
|
Object: &v1beta2.VolumeBindingArgs{
|
|
BindTimeoutSeconds: pointer.Int64Ptr(300),
|
|
Shape: []v1beta2.UtilizationShapePoint{
|
|
{
|
|
Utilization: 0,
|
|
Score: 0,
|
|
},
|
|
{
|
|
Utilization: 100,
|
|
Score: 10,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
Name: "NodeResourcesFit",
|
|
Args: runtime.RawExtension{
|
|
Object: &v1beta2.NodeResourcesFitArgs{
|
|
ScoringStrategy: &v1beta2.ScoringStrategy{
|
|
Type: v1beta2.RequestedToCapacityRatio,
|
|
Resources: []v1beta2.ResourceSpec{{Name: "cpu", Weight: 1}},
|
|
RequestedToCapacityRatio: &v1beta2.RequestedToCapacityRatioParam{
|
|
Shape: []v1beta2.UtilizationShapePoint{
|
|
{Utilization: 1, Score: 2},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
Name: "PodTopologySpread",
|
|
Args: runtime.RawExtension{
|
|
Object: &v1beta2.PodTopologySpreadArgs{
|
|
DefaultConstraints: []corev1.TopologySpreadConstraint{},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
Name: "OutOfTreePlugin",
|
|
Args: runtime.RawExtension{
|
|
Raw: []byte(`{"foo":"bar"}`),
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
want: `apiVersion: kubescheduler.config.k8s.io/v1beta2
|
|
clientConnection:
|
|
acceptContentTypes: ""
|
|
burst: 0
|
|
contentType: ""
|
|
kubeconfig: ""
|
|
qps: 0
|
|
kind: KubeSchedulerConfiguration
|
|
leaderElection:
|
|
leaderElect: null
|
|
leaseDuration: 0s
|
|
renewDeadline: 0s
|
|
resourceLock: ""
|
|
resourceName: ""
|
|
resourceNamespace: ""
|
|
retryPeriod: 0s
|
|
profiles:
|
|
- pluginConfig:
|
|
- args:
|
|
apiVersion: kubescheduler.config.k8s.io/v1beta2
|
|
hardPodAffinityWeight: 5
|
|
kind: InterPodAffinityArgs
|
|
name: InterPodAffinity
|
|
- args:
|
|
apiVersion: kubescheduler.config.k8s.io/v1beta2
|
|
bindTimeoutSeconds: 300
|
|
kind: VolumeBindingArgs
|
|
shape:
|
|
- score: 0
|
|
utilization: 0
|
|
- score: 10
|
|
utilization: 100
|
|
name: VolumeBinding
|
|
- args:
|
|
apiVersion: kubescheduler.config.k8s.io/v1beta2
|
|
kind: NodeResourcesFitArgs
|
|
scoringStrategy:
|
|
requestedToCapacityRatio:
|
|
shape:
|
|
- score: 2
|
|
utilization: 1
|
|
resources:
|
|
- name: cpu
|
|
weight: 1
|
|
type: RequestedToCapacityRatio
|
|
name: NodeResourcesFit
|
|
- args:
|
|
apiVersion: kubescheduler.config.k8s.io/v1beta2
|
|
kind: PodTopologySpreadArgs
|
|
name: PodTopologySpread
|
|
- args:
|
|
foo: bar
|
|
name: OutOfTreePlugin
|
|
`,
|
|
},
|
|
{
|
|
name: "v1beta2 in-tree and out-of-tree plugins from internal",
|
|
version: v1beta2.SchemeGroupVersion,
|
|
obj: &config.KubeSchedulerConfiguration{
|
|
Parallelism: 8,
|
|
Profiles: []config.KubeSchedulerProfile{
|
|
{
|
|
PluginConfig: []config.PluginConfig{
|
|
{
|
|
Name: "InterPodAffinity",
|
|
Args: &config.InterPodAffinityArgs{
|
|
HardPodAffinityWeight: 5,
|
|
},
|
|
},
|
|
{
|
|
Name: "NodeResourcesFit",
|
|
Args: &config.NodeResourcesFitArgs{
|
|
ScoringStrategy: &config.ScoringStrategy{
|
|
Type: config.LeastAllocated,
|
|
Resources: []config.ResourceSpec{{Name: "cpu", Weight: 1}},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
Name: "VolumeBinding",
|
|
Args: &config.VolumeBindingArgs{
|
|
BindTimeoutSeconds: 300,
|
|
},
|
|
},
|
|
{
|
|
Name: "PodTopologySpread",
|
|
Args: &config.PodTopologySpreadArgs{},
|
|
},
|
|
{
|
|
Name: "OutOfTreePlugin",
|
|
Args: &runtime.Unknown{
|
|
Raw: []byte(`{"foo":"bar"}`),
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
want: `apiVersion: kubescheduler.config.k8s.io/v1beta2
|
|
clientConnection:
|
|
acceptContentTypes: ""
|
|
burst: 0
|
|
contentType: ""
|
|
kubeconfig: ""
|
|
qps: 0
|
|
enableContentionProfiling: false
|
|
enableProfiling: false
|
|
healthzBindAddress: ""
|
|
kind: KubeSchedulerConfiguration
|
|
leaderElection:
|
|
leaderElect: false
|
|
leaseDuration: 0s
|
|
renewDeadline: 0s
|
|
resourceLock: ""
|
|
resourceName: ""
|
|
resourceNamespace: ""
|
|
retryPeriod: 0s
|
|
metricsBindAddress: ""
|
|
parallelism: 8
|
|
percentageOfNodesToScore: 0
|
|
podInitialBackoffSeconds: 0
|
|
podMaxBackoffSeconds: 0
|
|
profiles:
|
|
- pluginConfig:
|
|
- args:
|
|
apiVersion: kubescheduler.config.k8s.io/v1beta2
|
|
hardPodAffinityWeight: 5
|
|
kind: InterPodAffinityArgs
|
|
name: InterPodAffinity
|
|
- args:
|
|
apiVersion: kubescheduler.config.k8s.io/v1beta2
|
|
kind: NodeResourcesFitArgs
|
|
scoringStrategy:
|
|
resources:
|
|
- name: cpu
|
|
weight: 1
|
|
type: LeastAllocated
|
|
name: NodeResourcesFit
|
|
- args:
|
|
apiVersion: kubescheduler.config.k8s.io/v1beta2
|
|
bindTimeoutSeconds: 300
|
|
kind: VolumeBindingArgs
|
|
name: VolumeBinding
|
|
- args:
|
|
apiVersion: kubescheduler.config.k8s.io/v1beta2
|
|
kind: PodTopologySpreadArgs
|
|
name: PodTopologySpread
|
|
- args:
|
|
foo: bar
|
|
name: OutOfTreePlugin
|
|
schedulerName: ""
|
|
`,
|
|
},
|
|
}
|
|
yamlInfo, ok := runtime.SerializerInfoForMediaType(Codecs.SupportedMediaTypes(), runtime.ContentTypeYAML)
|
|
if !ok {
|
|
t.Fatalf("unable to locate encoder -- %q is not a supported media type", runtime.ContentTypeYAML)
|
|
}
|
|
jsonInfo, ok := runtime.SerializerInfoForMediaType(Codecs.SupportedMediaTypes(), runtime.ContentTypeJSON)
|
|
if !ok {
|
|
t.Fatalf("unable to locate encoder -- %q is not a supported media type", runtime.ContentTypeJSON)
|
|
}
|
|
for _, tt := range testCases {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
encoder := Codecs.EncoderForVersion(yamlInfo.Serializer, tt.version)
|
|
var buf bytes.Buffer
|
|
if err := encoder.Encode(tt.obj, &buf); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if diff := cmp.Diff(tt.want, buf.String()); diff != "" {
|
|
t.Errorf("unexpected encoded configuration:\n%s", diff)
|
|
}
|
|
encoder = Codecs.EncoderForVersion(jsonInfo.Serializer, tt.version)
|
|
buf = bytes.Buffer{}
|
|
if err := encoder.Encode(tt.obj, &buf); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
out, err := yaml.JSONToYAML(buf.Bytes())
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if diff := cmp.Diff(tt.want, string(out)); diff != "" {
|
|
t.Errorf("unexpected encoded configuration:\n%s", diff)
|
|
}
|
|
})
|
|
}
|
|
}
|