482 lines
16 KiB
Go
482 lines
16 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 v1beta1
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import (
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"testing"
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"time"
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"github.com/google/go-cmp/cmp"
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v1 "k8s.io/api/core/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/runtime"
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utilruntime "k8s.io/apimachinery/pkg/util/runtime"
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"k8s.io/apiserver/pkg/util/feature"
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componentbaseconfig "k8s.io/component-base/config/v1alpha1"
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"k8s.io/component-base/featuregate"
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featuregatetesting "k8s.io/component-base/featuregate/testing"
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"k8s.io/kube-scheduler/config/v1beta1"
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"k8s.io/kubernetes/pkg/features"
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"k8s.io/utils/pointer"
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)
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func TestSchedulerDefaults(t *testing.T) {
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enable := true
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tests := []struct {
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name string
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config *v1beta1.KubeSchedulerConfiguration
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expected *v1beta1.KubeSchedulerConfiguration
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}{
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{
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name: "empty config",
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config: &v1beta1.KubeSchedulerConfiguration{},
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expected: &v1beta1.KubeSchedulerConfiguration{
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Parallelism: pointer.Int32Ptr(16),
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HealthzBindAddress: pointer.StringPtr("0.0.0.0:10251"),
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MetricsBindAddress: pointer.StringPtr("0.0.0.0:10251"),
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DebuggingConfiguration: componentbaseconfig.DebuggingConfiguration{
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EnableProfiling: &enable,
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EnableContentionProfiling: &enable,
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},
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LeaderElection: componentbaseconfig.LeaderElectionConfiguration{
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LeaderElect: pointer.BoolPtr(true),
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LeaseDuration: metav1.Duration{Duration: 15 * time.Second},
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RenewDeadline: metav1.Duration{Duration: 10 * time.Second},
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RetryPeriod: metav1.Duration{Duration: 2 * time.Second},
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ResourceLock: "leases",
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ResourceNamespace: "kube-system",
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ResourceName: "kube-scheduler",
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},
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ClientConnection: componentbaseconfig.ClientConnectionConfiguration{
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QPS: 50,
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Burst: 100,
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ContentType: "application/vnd.kubernetes.protobuf",
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},
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PercentageOfNodesToScore: pointer.Int32Ptr(0),
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PodInitialBackoffSeconds: pointer.Int64Ptr(1),
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PodMaxBackoffSeconds: pointer.Int64Ptr(10),
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Profiles: []v1beta1.KubeSchedulerProfile{
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{SchedulerName: pointer.StringPtr("default-scheduler")},
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},
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},
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},
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{
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name: "no scheduler name",
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config: &v1beta1.KubeSchedulerConfiguration{
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Profiles: []v1beta1.KubeSchedulerProfile{
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{
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PluginConfig: []v1beta1.PluginConfig{
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{Name: "FooPlugin"},
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},
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},
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},
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},
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expected: &v1beta1.KubeSchedulerConfiguration{
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Parallelism: pointer.Int32Ptr(16),
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HealthzBindAddress: pointer.StringPtr("0.0.0.0:10251"),
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MetricsBindAddress: pointer.StringPtr("0.0.0.0:10251"),
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DebuggingConfiguration: componentbaseconfig.DebuggingConfiguration{
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EnableProfiling: &enable,
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EnableContentionProfiling: &enable,
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},
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LeaderElection: componentbaseconfig.LeaderElectionConfiguration{
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LeaderElect: pointer.BoolPtr(true),
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LeaseDuration: metav1.Duration{Duration: 15 * time.Second},
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RenewDeadline: metav1.Duration{Duration: 10 * time.Second},
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RetryPeriod: metav1.Duration{Duration: 2 * time.Second},
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ResourceLock: "leases",
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ResourceNamespace: "kube-system",
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ResourceName: "kube-scheduler",
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},
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ClientConnection: componentbaseconfig.ClientConnectionConfiguration{
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QPS: 50,
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Burst: 100,
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ContentType: "application/vnd.kubernetes.protobuf",
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},
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PercentageOfNodesToScore: pointer.Int32Ptr(0),
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PodInitialBackoffSeconds: pointer.Int64Ptr(1),
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PodMaxBackoffSeconds: pointer.Int64Ptr(10),
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Profiles: []v1beta1.KubeSchedulerProfile{
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{
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SchedulerName: pointer.StringPtr("default-scheduler"),
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PluginConfig: []v1beta1.PluginConfig{
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{Name: "FooPlugin"},
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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: "two profiles",
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config: &v1beta1.KubeSchedulerConfiguration{
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Parallelism: pointer.Int32Ptr(16),
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Profiles: []v1beta1.KubeSchedulerProfile{
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{
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PluginConfig: []v1beta1.PluginConfig{
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{Name: "FooPlugin"},
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},
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},
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{
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SchedulerName: pointer.StringPtr("custom-scheduler"),
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Plugins: &v1beta1.Plugins{
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Bind: &v1beta1.PluginSet{
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Enabled: []v1beta1.Plugin{
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{Name: "BarPlugin"},
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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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expected: &v1beta1.KubeSchedulerConfiguration{
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Parallelism: pointer.Int32Ptr(16),
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HealthzBindAddress: pointer.StringPtr("0.0.0.0:10251"),
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MetricsBindAddress: pointer.StringPtr("0.0.0.0:10251"),
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DebuggingConfiguration: componentbaseconfig.DebuggingConfiguration{
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EnableProfiling: &enable,
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EnableContentionProfiling: &enable,
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},
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LeaderElection: componentbaseconfig.LeaderElectionConfiguration{
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LeaderElect: pointer.BoolPtr(true),
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LeaseDuration: metav1.Duration{Duration: 15 * time.Second},
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RenewDeadline: metav1.Duration{Duration: 10 * time.Second},
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RetryPeriod: metav1.Duration{Duration: 2 * time.Second},
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ResourceLock: "leases",
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ResourceNamespace: "kube-system",
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ResourceName: "kube-scheduler",
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},
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ClientConnection: componentbaseconfig.ClientConnectionConfiguration{
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QPS: 50,
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Burst: 100,
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ContentType: "application/vnd.kubernetes.protobuf",
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},
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PercentageOfNodesToScore: pointer.Int32Ptr(0),
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PodInitialBackoffSeconds: pointer.Int64Ptr(1),
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PodMaxBackoffSeconds: pointer.Int64Ptr(10),
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Profiles: []v1beta1.KubeSchedulerProfile{
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{
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PluginConfig: []v1beta1.PluginConfig{
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{Name: "FooPlugin"},
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},
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},
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{
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SchedulerName: pointer.StringPtr("custom-scheduler"),
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Plugins: &v1beta1.Plugins{
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Bind: &v1beta1.PluginSet{
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Enabled: []v1beta1.Plugin{
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{Name: "BarPlugin"},
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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: "metrics and healthz address with no port",
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config: &v1beta1.KubeSchedulerConfiguration{
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Parallelism: pointer.Int32Ptr(16),
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MetricsBindAddress: pointer.StringPtr("1.2.3.4"),
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HealthzBindAddress: pointer.StringPtr("1.2.3.4"),
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},
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expected: &v1beta1.KubeSchedulerConfiguration{
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Parallelism: pointer.Int32Ptr(16),
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HealthzBindAddress: pointer.StringPtr("1.2.3.4:10251"),
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MetricsBindAddress: pointer.StringPtr("1.2.3.4:10251"),
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DebuggingConfiguration: componentbaseconfig.DebuggingConfiguration{
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EnableProfiling: &enable,
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EnableContentionProfiling: &enable,
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},
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LeaderElection: componentbaseconfig.LeaderElectionConfiguration{
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LeaderElect: pointer.BoolPtr(true),
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LeaseDuration: metav1.Duration{Duration: 15 * time.Second},
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RenewDeadline: metav1.Duration{Duration: 10 * time.Second},
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RetryPeriod: metav1.Duration{Duration: 2 * time.Second},
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ResourceLock: "leases",
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ResourceNamespace: "kube-system",
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ResourceName: "kube-scheduler",
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},
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ClientConnection: componentbaseconfig.ClientConnectionConfiguration{
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QPS: 50,
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Burst: 100,
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ContentType: "application/vnd.kubernetes.protobuf",
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},
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PercentageOfNodesToScore: pointer.Int32Ptr(0),
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PodInitialBackoffSeconds: pointer.Int64Ptr(1),
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PodMaxBackoffSeconds: pointer.Int64Ptr(10),
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Profiles: []v1beta1.KubeSchedulerProfile{
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{SchedulerName: pointer.StringPtr("default-scheduler")},
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},
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},
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},
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{
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name: "metrics and healthz port with no address",
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config: &v1beta1.KubeSchedulerConfiguration{
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MetricsBindAddress: pointer.StringPtr(":12345"),
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HealthzBindAddress: pointer.StringPtr(":12345"),
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},
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expected: &v1beta1.KubeSchedulerConfiguration{
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Parallelism: pointer.Int32Ptr(16),
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HealthzBindAddress: pointer.StringPtr("0.0.0.0:12345"),
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MetricsBindAddress: pointer.StringPtr("0.0.0.0:12345"),
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DebuggingConfiguration: componentbaseconfig.DebuggingConfiguration{
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EnableProfiling: &enable,
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EnableContentionProfiling: &enable,
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},
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LeaderElection: componentbaseconfig.LeaderElectionConfiguration{
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LeaderElect: pointer.BoolPtr(true),
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LeaseDuration: metav1.Duration{Duration: 15 * time.Second},
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RenewDeadline: metav1.Duration{Duration: 10 * time.Second},
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RetryPeriod: metav1.Duration{Duration: 2 * time.Second},
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ResourceLock: "leases",
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ResourceNamespace: "kube-system",
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ResourceName: "kube-scheduler",
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},
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ClientConnection: componentbaseconfig.ClientConnectionConfiguration{
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QPS: 50,
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Burst: 100,
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ContentType: "application/vnd.kubernetes.protobuf",
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},
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PercentageOfNodesToScore: pointer.Int32Ptr(0),
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PodInitialBackoffSeconds: pointer.Int64Ptr(1),
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PodMaxBackoffSeconds: pointer.Int64Ptr(10),
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Profiles: []v1beta1.KubeSchedulerProfile{
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{SchedulerName: pointer.StringPtr("default-scheduler")},
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},
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},
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},
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{
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name: "set non default parallelism",
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config: &v1beta1.KubeSchedulerConfiguration{
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Parallelism: pointer.Int32Ptr(8),
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},
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expected: &v1beta1.KubeSchedulerConfiguration{
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Parallelism: pointer.Int32Ptr(8),
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HealthzBindAddress: pointer.StringPtr("0.0.0.0:10251"),
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MetricsBindAddress: pointer.StringPtr("0.0.0.0:10251"),
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DebuggingConfiguration: componentbaseconfig.DebuggingConfiguration{
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EnableProfiling: &enable,
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EnableContentionProfiling: &enable,
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},
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LeaderElection: componentbaseconfig.LeaderElectionConfiguration{
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LeaderElect: pointer.BoolPtr(true),
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LeaseDuration: metav1.Duration{Duration: 15 * time.Second},
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RenewDeadline: metav1.Duration{Duration: 10 * time.Second},
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RetryPeriod: metav1.Duration{Duration: 2 * time.Second},
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ResourceLock: "leases",
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ResourceNamespace: "kube-system",
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ResourceName: "kube-scheduler",
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},
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ClientConnection: componentbaseconfig.ClientConnectionConfiguration{
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QPS: 50,
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Burst: 100,
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ContentType: "application/vnd.kubernetes.protobuf",
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},
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PercentageOfNodesToScore: pointer.Int32Ptr(0),
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PodInitialBackoffSeconds: pointer.Int64Ptr(1),
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PodMaxBackoffSeconds: pointer.Int64Ptr(10),
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Profiles: []v1beta1.KubeSchedulerProfile{
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{SchedulerName: pointer.StringPtr("default-scheduler")},
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},
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},
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},
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}
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for _, tc := range tests {
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t.Run(tc.name, func(t *testing.T) {
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SetDefaults_KubeSchedulerConfiguration(tc.config)
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if diff := cmp.Diff(tc.expected, tc.config); diff != "" {
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t.Errorf("Got unexpected defaults (-want, +got):\n%s", diff)
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}
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})
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}
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}
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func TestPluginArgsDefaults(t *testing.T) {
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tests := []struct {
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name string
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features map[featuregate.Feature]bool
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in runtime.Object
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want runtime.Object
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}{
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{
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name: "DefaultPreemptionArgs empty",
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in: &v1beta1.DefaultPreemptionArgs{},
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want: &v1beta1.DefaultPreemptionArgs{
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MinCandidateNodesPercentage: pointer.Int32Ptr(10),
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MinCandidateNodesAbsolute: pointer.Int32Ptr(100),
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},
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},
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{
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name: "DefaultPreemptionArgs with value",
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in: &v1beta1.DefaultPreemptionArgs{
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MinCandidateNodesPercentage: pointer.Int32Ptr(50),
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},
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want: &v1beta1.DefaultPreemptionArgs{
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MinCandidateNodesPercentage: pointer.Int32Ptr(50),
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MinCandidateNodesAbsolute: pointer.Int32Ptr(100),
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},
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},
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{
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name: "InterPodAffinityArgs empty",
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in: &v1beta1.InterPodAffinityArgs{},
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want: &v1beta1.InterPodAffinityArgs{
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HardPodAffinityWeight: pointer.Int32Ptr(1),
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},
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},
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{
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name: "InterPodAffinityArgs explicit 0",
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in: &v1beta1.InterPodAffinityArgs{
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HardPodAffinityWeight: pointer.Int32Ptr(0),
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},
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want: &v1beta1.InterPodAffinityArgs{
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HardPodAffinityWeight: pointer.Int32Ptr(0),
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},
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},
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{
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name: "InterPodAffinityArgs with value",
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in: &v1beta1.InterPodAffinityArgs{
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HardPodAffinityWeight: pointer.Int32Ptr(5),
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},
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want: &v1beta1.InterPodAffinityArgs{
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HardPodAffinityWeight: pointer.Int32Ptr(5),
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},
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},
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{
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name: "NodeResourcesLeastAllocatedArgs resources empty",
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in: &v1beta1.NodeResourcesLeastAllocatedArgs{},
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want: &v1beta1.NodeResourcesLeastAllocatedArgs{
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Resources: []v1beta1.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: "NodeResourcesLeastAllocatedArgs resources with value",
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in: &v1beta1.NodeResourcesLeastAllocatedArgs{
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Resources: []v1beta1.ResourceSpec{
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{Name: "resource", Weight: 2},
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},
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},
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want: &v1beta1.NodeResourcesLeastAllocatedArgs{
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Resources: []v1beta1.ResourceSpec{
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{Name: "resource", Weight: 2},
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},
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},
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},
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{
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name: "NodeResourcesMostAllocatedArgs resources empty",
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in: &v1beta1.NodeResourcesMostAllocatedArgs{},
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want: &v1beta1.NodeResourcesMostAllocatedArgs{
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Resources: []v1beta1.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: "NodeResourcesMostAllocatedArgs resources with value",
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in: &v1beta1.NodeResourcesMostAllocatedArgs{
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Resources: []v1beta1.ResourceSpec{
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{Name: "resource", Weight: 2},
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},
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},
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want: &v1beta1.NodeResourcesMostAllocatedArgs{
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Resources: []v1beta1.ResourceSpec{
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{Name: "resource", Weight: 2},
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},
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},
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},
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{
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name: "NodeResourcesMostAllocatedArgs resources empty",
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in: &v1beta1.NodeResourcesMostAllocatedArgs{},
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want: &v1beta1.NodeResourcesMostAllocatedArgs{
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Resources: []v1beta1.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: "NodeResourcesMostAllocatedArgs resources with value",
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in: &v1beta1.NodeResourcesMostAllocatedArgs{
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Resources: []v1beta1.ResourceSpec{
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{Name: "resource", Weight: 2},
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},
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},
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want: &v1beta1.NodeResourcesMostAllocatedArgs{
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Resources: []v1beta1.ResourceSpec{
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{Name: "resource", Weight: 2},
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},
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},
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},
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{
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name: "PodTopologySpreadArgs resources empty",
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in: &v1beta1.PodTopologySpreadArgs{},
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want: &v1beta1.PodTopologySpreadArgs{
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DefaultingType: v1beta1.SystemDefaulting,
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},
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},
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{
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name: "PodTopologySpreadArgs resources with value",
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in: &v1beta1.PodTopologySpreadArgs{
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DefaultConstraints: []v1.TopologySpreadConstraint{
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{
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TopologyKey: "planet",
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WhenUnsatisfiable: v1.DoNotSchedule,
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MaxSkew: 2,
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},
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},
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},
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want: &v1beta1.PodTopologySpreadArgs{
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DefaultConstraints: []v1.TopologySpreadConstraint{
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{
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TopologyKey: "planet",
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WhenUnsatisfiable: v1.DoNotSchedule,
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MaxSkew: 2,
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},
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},
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// TODO(#94008): Make SystemDefaulting in v1beta2.
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DefaultingType: v1beta1.ListDefaulting,
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},
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},
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{
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name: "PodTopologySpreadArgs empty, DefaultPodTopologySpread feature disabled",
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features: map[featuregate.Feature]bool{
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features.DefaultPodTopologySpread: false,
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},
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in: &v1beta1.PodTopologySpreadArgs{},
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want: &v1beta1.PodTopologySpreadArgs{
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DefaultingType: v1beta1.ListDefaulting,
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},
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},
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}
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for _, tc := range tests {
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scheme := runtime.NewScheme()
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utilruntime.Must(AddToScheme(scheme))
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t.Run(tc.name, func(t *testing.T) {
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for k, v := range tc.features {
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defer featuregatetesting.SetFeatureGateDuringTest(t, feature.DefaultFeatureGate, k, v)()
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}
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scheme.Default(tc.in)
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if diff := cmp.Diff(tc.in, tc.want); diff != "" {
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t.Errorf("Got unexpected defaults (-want, +got):\n%s", diff)
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}
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})
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}
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}
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