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1801 lines
52 KiB
Go
1801 lines
52 KiB
Go
/*
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Copyright 2019 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 v1alpha1
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import (
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"context"
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"fmt"
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"reflect"
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"strings"
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"testing"
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"time"
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"github.com/prometheus/client_golang/prometheus"
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dto "github.com/prometheus/client_model/go"
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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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"k8s.io/apimachinery/pkg/types"
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"k8s.io/kubernetes/pkg/scheduler/apis/config"
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"k8s.io/kubernetes/pkg/scheduler/metrics"
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schedulernodeinfo "k8s.io/kubernetes/pkg/scheduler/nodeinfo"
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)
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const (
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queueSortPlugin = "no-op-queue-sort-plugin"
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scoreWithNormalizePlugin1 = "score-with-normalize-plugin-1"
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scoreWithNormalizePlugin2 = "score-with-normalize-plugin-2"
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scorePlugin1 = "score-plugin-1"
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pluginNotImplementingScore = "plugin-not-implementing-score"
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preFilterPluginName = "prefilter-plugin"
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preFilterWithExtensionsPluginName = "prefilter-with-extensions-plugin"
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duplicatePluginName = "duplicate-plugin"
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testPlugin = "test-plugin"
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permitPlugin = "permit-plugin"
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bindPlugin = "bind-plugin"
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)
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// TestScoreWithNormalizePlugin implements ScoreWithNormalizePlugin interface.
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// TestScorePlugin only implements ScorePlugin interface.
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var _ ScorePlugin = &TestScoreWithNormalizePlugin{}
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var _ ScorePlugin = &TestScorePlugin{}
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func newScoreWithNormalizePlugin1(injArgs *runtime.Unknown, f FrameworkHandle) (Plugin, error) {
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var inj injectedResult
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if err := DecodeInto(injArgs, &inj); err != nil {
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return nil, err
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}
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return &TestScoreWithNormalizePlugin{scoreWithNormalizePlugin1, inj}, nil
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}
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func newScoreWithNormalizePlugin2(injArgs *runtime.Unknown, f FrameworkHandle) (Plugin, error) {
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var inj injectedResult
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if err := DecodeInto(injArgs, &inj); err != nil {
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return nil, err
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}
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return &TestScoreWithNormalizePlugin{scoreWithNormalizePlugin2, inj}, nil
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}
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func newScorePlugin1(injArgs *runtime.Unknown, f FrameworkHandle) (Plugin, error) {
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var inj injectedResult
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if err := DecodeInto(injArgs, &inj); err != nil {
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return nil, err
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}
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return &TestScorePlugin{scorePlugin1, inj}, nil
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}
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func newPluginNotImplementingScore(_ *runtime.Unknown, _ FrameworkHandle) (Plugin, error) {
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return &PluginNotImplementingScore{}, nil
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}
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type TestScoreWithNormalizePlugin struct {
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name string
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inj injectedResult
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}
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func (pl *TestScoreWithNormalizePlugin) Name() string {
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return pl.name
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}
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func (pl *TestScoreWithNormalizePlugin) NormalizeScore(ctx context.Context, state *CycleState, pod *v1.Pod, scores NodeScoreList) *Status {
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return injectNormalizeRes(pl.inj, scores)
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}
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func (pl *TestScoreWithNormalizePlugin) Score(ctx context.Context, state *CycleState, p *v1.Pod, nodeName string) (int64, *Status) {
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return setScoreRes(pl.inj)
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}
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func (pl *TestScoreWithNormalizePlugin) ScoreExtensions() ScoreExtensions {
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return pl
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}
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// TestScorePlugin only implements ScorePlugin interface.
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type TestScorePlugin struct {
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name string
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inj injectedResult
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}
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func (pl *TestScorePlugin) Name() string {
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return pl.name
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}
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func (pl *TestScorePlugin) Score(ctx context.Context, state *CycleState, p *v1.Pod, nodeName string) (int64, *Status) {
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return setScoreRes(pl.inj)
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}
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func (pl *TestScorePlugin) ScoreExtensions() ScoreExtensions {
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return nil
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}
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// PluginNotImplementingScore doesn't implement the ScorePlugin interface.
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type PluginNotImplementingScore struct{}
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func (pl *PluginNotImplementingScore) Name() string {
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return pluginNotImplementingScore
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}
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// TestPlugin implements all Plugin interfaces.
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type TestPlugin struct {
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name string
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inj injectedResult
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}
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type TestPluginPreFilterExtension struct {
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inj injectedResult
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}
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func (e *TestPluginPreFilterExtension) AddPod(ctx context.Context, state *CycleState, podToSchedule *v1.Pod, podToAdd *v1.Pod, nodeInfo *schedulernodeinfo.NodeInfo) *Status {
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return NewStatus(Code(e.inj.PreFilterAddPodStatus), "injected status")
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}
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func (e *TestPluginPreFilterExtension) RemovePod(ctx context.Context, state *CycleState, podToSchedule *v1.Pod, podToRemove *v1.Pod, nodeInfo *schedulernodeinfo.NodeInfo) *Status {
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return NewStatus(Code(e.inj.PreFilterRemovePodStatus), "injected status")
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}
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func (pl *TestPlugin) Name() string {
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return pl.name
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}
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func (pl *TestPlugin) Score(ctx context.Context, state *CycleState, p *v1.Pod, nodeName string) (int64, *Status) {
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return 0, NewStatus(Code(pl.inj.ScoreStatus), "injected status")
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}
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func (pl *TestPlugin) ScoreExtensions() ScoreExtensions {
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return nil
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}
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func (pl *TestPlugin) PreFilter(ctx context.Context, state *CycleState, p *v1.Pod) *Status {
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return NewStatus(Code(pl.inj.PreFilterStatus), "injected status")
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}
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func (pl *TestPlugin) PreFilterExtensions() PreFilterExtensions {
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return &TestPluginPreFilterExtension{inj: pl.inj}
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}
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func (pl *TestPlugin) Filter(ctx context.Context, state *CycleState, pod *v1.Pod, nodeInfo *schedulernodeinfo.NodeInfo) *Status {
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return NewStatus(Code(pl.inj.FilterStatus), "injected filter status")
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}
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func (pl *TestPlugin) PostFilter(ctx context.Context, state *CycleState, pod *v1.Pod, nodes []*v1.Node, filteredNodesStatuses NodeToStatusMap) *Status {
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return NewStatus(Code(pl.inj.PostFilterStatus), "injected status")
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}
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func (pl *TestPlugin) Reserve(ctx context.Context, state *CycleState, p *v1.Pod, nodeName string) *Status {
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return NewStatus(Code(pl.inj.ReserveStatus), "injected status")
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}
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func (pl *TestPlugin) PreBind(ctx context.Context, state *CycleState, p *v1.Pod, nodeName string) *Status {
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return NewStatus(Code(pl.inj.PreBindStatus), "injected status")
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}
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func (pl *TestPlugin) PostBind(ctx context.Context, state *CycleState, p *v1.Pod, nodeName string) {}
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func (pl *TestPlugin) Unreserve(ctx context.Context, state *CycleState, p *v1.Pod, nodeName string) {}
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func (pl *TestPlugin) Permit(ctx context.Context, state *CycleState, p *v1.Pod, nodeName string) (*Status, time.Duration) {
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return NewStatus(Code(pl.inj.PermitStatus), "injected status"), time.Duration(0)
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}
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func (pl *TestPlugin) Bind(ctx context.Context, state *CycleState, p *v1.Pod, nodeName string) *Status {
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return NewStatus(Code(pl.inj.BindStatus), "injected status")
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}
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// TestPreFilterPlugin only implements PreFilterPlugin interface.
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type TestPreFilterPlugin struct {
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PreFilterCalled int
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}
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func (pl *TestPreFilterPlugin) Name() string {
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return preFilterPluginName
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}
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func (pl *TestPreFilterPlugin) PreFilter(ctx context.Context, state *CycleState, p *v1.Pod) *Status {
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pl.PreFilterCalled++
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return nil
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}
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func (pl *TestPreFilterPlugin) PreFilterExtensions() PreFilterExtensions {
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return nil
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}
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// TestPreFilterWithExtensionsPlugin implements Add/Remove interfaces.
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type TestPreFilterWithExtensionsPlugin struct {
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PreFilterCalled int
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AddCalled int
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RemoveCalled int
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}
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func (pl *TestPreFilterWithExtensionsPlugin) Name() string {
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return preFilterWithExtensionsPluginName
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}
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func (pl *TestPreFilterWithExtensionsPlugin) PreFilter(ctx context.Context, state *CycleState, p *v1.Pod) *Status {
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pl.PreFilterCalled++
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return nil
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}
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func (pl *TestPreFilterWithExtensionsPlugin) AddPod(ctx context.Context, state *CycleState, podToSchedule *v1.Pod,
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podToAdd *v1.Pod, nodeInfo *schedulernodeinfo.NodeInfo) *Status {
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pl.AddCalled++
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return nil
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}
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func (pl *TestPreFilterWithExtensionsPlugin) RemovePod(ctx context.Context, state *CycleState, podToSchedule *v1.Pod,
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podToRemove *v1.Pod, nodeInfo *schedulernodeinfo.NodeInfo) *Status {
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pl.RemoveCalled++
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return nil
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}
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func (pl *TestPreFilterWithExtensionsPlugin) PreFilterExtensions() PreFilterExtensions {
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return pl
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}
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type TestDuplicatePlugin struct {
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}
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func (dp *TestDuplicatePlugin) Name() string {
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return duplicatePluginName
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}
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func (dp *TestDuplicatePlugin) PreFilter(ctx context.Context, state *CycleState, p *v1.Pod) *Status {
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return nil
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}
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func (dp *TestDuplicatePlugin) PreFilterExtensions() PreFilterExtensions {
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return nil
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}
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var _ PreFilterPlugin = &TestDuplicatePlugin{}
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func newDuplicatePlugin(_ *runtime.Unknown, _ FrameworkHandle) (Plugin, error) {
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return &TestDuplicatePlugin{}, nil
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}
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// TestPermitPlugin only implements PermitPlugin interface.
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type TestPermitPlugin struct {
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PreFilterCalled int
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}
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func (pp *TestPermitPlugin) Name() string {
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return permitPlugin
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}
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func (pp *TestPermitPlugin) Permit(ctx context.Context, state *CycleState, p *v1.Pod, nodeName string) (*Status, time.Duration) {
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return NewStatus(Wait, ""), time.Duration(10 * time.Second)
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}
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var _ QueueSortPlugin = &TestQueueSortPlugin{}
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func newQueueSortPlugin(_ *runtime.Unknown, _ FrameworkHandle) (Plugin, error) {
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return &TestQueueSortPlugin{}, nil
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}
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// TestQueueSortPlugin is a no-op implementation for QueueSort extension point.
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type TestQueueSortPlugin struct{}
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func (pl *TestQueueSortPlugin) Name() string {
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return queueSortPlugin
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}
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func (pl *TestQueueSortPlugin) Less(_, _ *PodInfo) bool {
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return false
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}
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var _ BindPlugin = &TestBindPlugin{}
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func newBindPlugin(_ *runtime.Unknown, _ FrameworkHandle) (Plugin, error) {
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return &TestBindPlugin{}, nil
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}
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// TestBindPlugin is a no-op implementation for Bind extension point.
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type TestBindPlugin struct{}
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func (t TestBindPlugin) Name() string {
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return bindPlugin
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}
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func (t TestBindPlugin) Bind(ctx context.Context, state *CycleState, p *v1.Pod, nodeName string) *Status {
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return nil
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}
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var registry = func() Registry {
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r := make(Registry)
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r.Register(scoreWithNormalizePlugin1, newScoreWithNormalizePlugin1)
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r.Register(scoreWithNormalizePlugin2, newScoreWithNormalizePlugin2)
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r.Register(scorePlugin1, newScorePlugin1)
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r.Register(pluginNotImplementingScore, newPluginNotImplementingScore)
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r.Register(duplicatePluginName, newDuplicatePlugin)
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return r
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}()
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var defaultWeights = map[string]int32{
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scoreWithNormalizePlugin1: 1,
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scoreWithNormalizePlugin2: 2,
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scorePlugin1: 1,
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}
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var emptyArgs = make([]config.PluginConfig, 0)
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var state = &CycleState{}
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// Pod is only used for logging errors.
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var pod = &v1.Pod{}
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var nodes = []*v1.Node{
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{ObjectMeta: metav1.ObjectMeta{Name: "node1"}},
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{ObjectMeta: metav1.ObjectMeta{Name: "node2"}},
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}
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func newFrameworkWithQueueSortAndBind(r Registry, pl *config.Plugins, plc []config.PluginConfig, opts ...Option) (Framework, error) {
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if _, ok := r[queueSortPlugin]; !ok {
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r[queueSortPlugin] = newQueueSortPlugin
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}
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if _, ok := r[bindPlugin]; !ok {
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r[bindPlugin] = newBindPlugin
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}
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plugins := &config.Plugins{}
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plugins.Append(pl)
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if plugins.QueueSort == nil || len(plugins.QueueSort.Enabled) == 0 {
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plugins.Append(&config.Plugins{
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QueueSort: &config.PluginSet{
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Enabled: []config.Plugin{{Name: queueSortPlugin}},
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},
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})
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}
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if plugins.Bind == nil || len(plugins.Bind.Enabled) == 0 {
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plugins.Append(&config.Plugins{
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Bind: &config.PluginSet{
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Enabled: []config.Plugin{{Name: bindPlugin}},
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},
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})
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}
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return NewFramework(r, plugins, plc, opts...)
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}
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func TestInitFrameworkWithScorePlugins(t *testing.T) {
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tests := []struct {
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name string
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plugins *config.Plugins
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// If initErr is true, we expect framework initialization to fail.
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initErr bool
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}{
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{
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name: "enabled Score plugin doesn't exist in registry",
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plugins: buildScoreConfigDefaultWeights("notExist"),
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initErr: true,
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},
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{
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name: "enabled Score plugin doesn't extend the ScorePlugin interface",
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plugins: buildScoreConfigDefaultWeights(pluginNotImplementingScore),
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initErr: true,
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},
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{
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name: "Score plugins are nil",
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plugins: &config.Plugins{Score: nil},
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},
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{
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name: "enabled Score plugin list is empty",
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plugins: buildScoreConfigDefaultWeights(),
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},
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{
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name: "enabled plugin only implements ScorePlugin interface",
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plugins: buildScoreConfigDefaultWeights(scorePlugin1),
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},
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{
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name: "enabled plugin implements ScoreWithNormalizePlugin interface",
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plugins: buildScoreConfigDefaultWeights(scoreWithNormalizePlugin1),
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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_, err := newFrameworkWithQueueSortAndBind(registry, tt.plugins, emptyArgs)
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if tt.initErr && err == nil {
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t.Fatal("Framework initialization should fail")
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}
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if !tt.initErr && err != nil {
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t.Fatalf("Failed to create framework for testing: %v", err)
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}
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})
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}
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}
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func TestRegisterDuplicatePluginWouldFail(t *testing.T) {
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plugin := config.Plugin{Name: duplicatePluginName, Weight: 1}
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pluginSet := config.PluginSet{
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Enabled: []config.Plugin{
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plugin,
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plugin,
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},
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}
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plugins := config.Plugins{}
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plugins.PreFilter = &pluginSet
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_, err := NewFramework(registry, &plugins, emptyArgs)
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if err == nil {
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t.Fatal("Framework initialization should fail")
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}
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if err != nil && !strings.Contains(err.Error(), "already registered") {
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t.Fatalf("Unexpected error, got %s, expect: plugin already registered", err.Error())
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}
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}
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func TestRunScorePlugins(t *testing.T) {
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tests := []struct {
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name string
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registry Registry
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plugins *config.Plugins
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pluginConfigs []config.PluginConfig
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want PluginToNodeScores
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// If err is true, we expect RunScorePlugin to fail.
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err bool
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}{
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{
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name: "no Score plugins",
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plugins: buildScoreConfigDefaultWeights(),
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want: PluginToNodeScores{},
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},
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{
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name: "single Score plugin",
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plugins: buildScoreConfigDefaultWeights(scorePlugin1),
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pluginConfigs: []config.PluginConfig{
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{
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Name: scorePlugin1,
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Args: runtime.Unknown{
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Raw: []byte(`{ "scoreRes": 1 }`),
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},
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},
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},
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// scorePlugin1 Score returns 1, weight=1, so want=1.
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want: PluginToNodeScores{
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scorePlugin1: {{Name: "node1", Score: 1}, {Name: "node2", Score: 1}},
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},
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},
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{
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name: "single ScoreWithNormalize plugin",
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//registry: registry,
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plugins: buildScoreConfigDefaultWeights(scoreWithNormalizePlugin1),
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pluginConfigs: []config.PluginConfig{
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{
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Name: scoreWithNormalizePlugin1,
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Args: runtime.Unknown{
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Raw: []byte(`{ "scoreRes": 10, "normalizeRes": 5 }`),
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},
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},
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},
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// scoreWithNormalizePlugin1 Score returns 10, but NormalizeScore overrides to 5, weight=1, so want=5
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want: PluginToNodeScores{
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scoreWithNormalizePlugin1: {{Name: "node1", Score: 5}, {Name: "node2", Score: 5}},
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},
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},
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{
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name: "2 Score plugins, 2 NormalizeScore plugins",
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plugins: buildScoreConfigDefaultWeights(scorePlugin1, scoreWithNormalizePlugin1, scoreWithNormalizePlugin2),
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pluginConfigs: []config.PluginConfig{
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{
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Name: scorePlugin1,
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Args: runtime.Unknown{
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Raw: []byte(`{ "scoreRes": 1 }`),
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},
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},
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{
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Name: scoreWithNormalizePlugin1,
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Args: runtime.Unknown{
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Raw: []byte(`{ "scoreRes": 3, "normalizeRes": 4}`),
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},
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},
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{
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Name: scoreWithNormalizePlugin2,
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Args: runtime.Unknown{
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Raw: []byte(`{ "scoreRes": 4, "normalizeRes": 5}`),
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},
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},
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},
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// scorePlugin1 Score returns 1, weight =1, so want=1.
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// scoreWithNormalizePlugin1 Score returns 3, but NormalizeScore overrides to 4, weight=1, so want=4.
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// scoreWithNormalizePlugin2 Score returns 4, but NormalizeScore overrides to 5, weight=2, so want=10.
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want: PluginToNodeScores{
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scorePlugin1: {{Name: "node1", Score: 1}, {Name: "node2", Score: 1}},
|
|
scoreWithNormalizePlugin1: {{Name: "node1", Score: 4}, {Name: "node2", Score: 4}},
|
|
scoreWithNormalizePlugin2: {{Name: "node1", Score: 10}, {Name: "node2", Score: 10}},
|
|
},
|
|
},
|
|
{
|
|
name: "score fails",
|
|
pluginConfigs: []config.PluginConfig{
|
|
{
|
|
Name: scoreWithNormalizePlugin1,
|
|
Args: runtime.Unknown{
|
|
Raw: []byte(`{ "scoreStatus": 1 }`),
|
|
},
|
|
},
|
|
},
|
|
plugins: buildScoreConfigDefaultWeights(scorePlugin1, scoreWithNormalizePlugin1),
|
|
err: true,
|
|
},
|
|
{
|
|
name: "normalize fails",
|
|
pluginConfigs: []config.PluginConfig{
|
|
{
|
|
Name: scoreWithNormalizePlugin1,
|
|
Args: runtime.Unknown{
|
|
Raw: []byte(`{ "normalizeStatus": 1 }`),
|
|
},
|
|
},
|
|
},
|
|
plugins: buildScoreConfigDefaultWeights(scorePlugin1, scoreWithNormalizePlugin1),
|
|
err: true,
|
|
},
|
|
{
|
|
name: "Score plugin return score greater than MaxNodeScore",
|
|
plugins: buildScoreConfigDefaultWeights(scorePlugin1),
|
|
pluginConfigs: []config.PluginConfig{
|
|
{
|
|
Name: scorePlugin1,
|
|
Args: runtime.Unknown{
|
|
Raw: []byte(fmt.Sprintf(`{ "scoreRes": %d }`, MaxNodeScore+1)),
|
|
},
|
|
},
|
|
},
|
|
err: true,
|
|
},
|
|
{
|
|
name: "Score plugin return score less than MinNodeScore",
|
|
plugins: buildScoreConfigDefaultWeights(scorePlugin1),
|
|
pluginConfigs: []config.PluginConfig{
|
|
{
|
|
Name: scorePlugin1,
|
|
Args: runtime.Unknown{
|
|
Raw: []byte(fmt.Sprintf(`{ "scoreRes": %d }`, MinNodeScore-1)),
|
|
},
|
|
},
|
|
},
|
|
err: true,
|
|
},
|
|
{
|
|
name: "ScoreWithNormalize plugin return score greater than MaxNodeScore",
|
|
plugins: buildScoreConfigDefaultWeights(scoreWithNormalizePlugin1),
|
|
pluginConfigs: []config.PluginConfig{
|
|
{
|
|
Name: scoreWithNormalizePlugin1,
|
|
Args: runtime.Unknown{
|
|
Raw: []byte(fmt.Sprintf(`{ "normalizeRes": %d }`, MaxNodeScore+1)),
|
|
},
|
|
},
|
|
},
|
|
err: true,
|
|
},
|
|
{
|
|
name: "ScoreWithNormalize plugin return score less than MinNodeScore",
|
|
plugins: buildScoreConfigDefaultWeights(scoreWithNormalizePlugin1),
|
|
pluginConfigs: []config.PluginConfig{
|
|
{
|
|
Name: scoreWithNormalizePlugin1,
|
|
Args: runtime.Unknown{
|
|
Raw: []byte(fmt.Sprintf(`{ "normalizeRes": %d }`, MinNodeScore-1)),
|
|
},
|
|
},
|
|
},
|
|
err: true,
|
|
},
|
|
}
|
|
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
// Inject the results via Args in PluginConfig.
|
|
f, err := newFrameworkWithQueueSortAndBind(registry, tt.plugins, tt.pluginConfigs)
|
|
if err != nil {
|
|
t.Fatalf("Failed to create framework for testing: %v", err)
|
|
}
|
|
|
|
res, status := f.RunScorePlugins(context.Background(), state, pod, nodes)
|
|
|
|
if tt.err {
|
|
if status.IsSuccess() {
|
|
t.Errorf("Expected status to be non-success. got: %v", status.Code().String())
|
|
}
|
|
return
|
|
}
|
|
|
|
if !status.IsSuccess() {
|
|
t.Errorf("Expected status to be success.")
|
|
}
|
|
if !reflect.DeepEqual(res, tt.want) {
|
|
t.Errorf("Score map after RunScorePlugin: %+v, want: %+v.", res, tt.want)
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestPreFilterPlugins(t *testing.T) {
|
|
preFilter1 := &TestPreFilterPlugin{}
|
|
preFilter2 := &TestPreFilterWithExtensionsPlugin{}
|
|
r := make(Registry)
|
|
r.Register(preFilterPluginName,
|
|
func(_ *runtime.Unknown, fh FrameworkHandle) (Plugin, error) {
|
|
return preFilter1, nil
|
|
})
|
|
r.Register(preFilterWithExtensionsPluginName,
|
|
func(_ *runtime.Unknown, fh FrameworkHandle) (Plugin, error) {
|
|
return preFilter2, nil
|
|
})
|
|
plugins := &config.Plugins{PreFilter: &config.PluginSet{Enabled: []config.Plugin{{Name: preFilterWithExtensionsPluginName}, {Name: preFilterPluginName}}}}
|
|
t.Run("TestPreFilterPlugin", func(t *testing.T) {
|
|
f, err := newFrameworkWithQueueSortAndBind(r, plugins, emptyArgs)
|
|
if err != nil {
|
|
t.Fatalf("Failed to create framework for testing: %v", err)
|
|
}
|
|
f.RunPreFilterPlugins(context.Background(), nil, nil)
|
|
f.RunPreFilterExtensionAddPod(context.Background(), nil, nil, nil, nil)
|
|
f.RunPreFilterExtensionRemovePod(context.Background(), nil, nil, nil, nil)
|
|
|
|
if preFilter1.PreFilterCalled != 1 {
|
|
t.Errorf("preFilter1 called %v, expected: 1", preFilter1.PreFilterCalled)
|
|
}
|
|
if preFilter2.PreFilterCalled != 1 {
|
|
t.Errorf("preFilter2 called %v, expected: 1", preFilter2.PreFilterCalled)
|
|
}
|
|
if preFilter2.AddCalled != 1 {
|
|
t.Errorf("AddPod called %v, expected: 1", preFilter2.AddCalled)
|
|
}
|
|
if preFilter2.RemoveCalled != 1 {
|
|
t.Errorf("AddPod called %v, expected: 1", preFilter2.RemoveCalled)
|
|
}
|
|
})
|
|
}
|
|
|
|
func TestFilterPlugins(t *testing.T) {
|
|
tests := []struct {
|
|
name string
|
|
plugins []*TestPlugin
|
|
wantStatus *Status
|
|
wantStatusMap PluginToStatus
|
|
runAllFilters bool
|
|
}{
|
|
{
|
|
name: "SuccessFilter",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
name: "TestPlugin",
|
|
inj: injectedResult{FilterStatus: int(Success)},
|
|
},
|
|
},
|
|
wantStatus: nil,
|
|
wantStatusMap: PluginToStatus{},
|
|
},
|
|
{
|
|
name: "ErrorFilter",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
name: "TestPlugin",
|
|
inj: injectedResult{FilterStatus: int(Error)},
|
|
},
|
|
},
|
|
wantStatus: NewStatus(Error, `running "TestPlugin" filter plugin for pod "": injected filter status`),
|
|
wantStatusMap: PluginToStatus{"TestPlugin": NewStatus(Error, `running "TestPlugin" filter plugin for pod "": injected filter status`)},
|
|
},
|
|
{
|
|
name: "UnschedulableFilter",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
name: "TestPlugin",
|
|
inj: injectedResult{FilterStatus: int(Unschedulable)},
|
|
},
|
|
},
|
|
wantStatus: NewStatus(Unschedulable, "injected filter status"),
|
|
wantStatusMap: PluginToStatus{"TestPlugin": NewStatus(Unschedulable, "injected filter status")},
|
|
},
|
|
{
|
|
name: "UnschedulableAndUnresolvableFilter",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
name: "TestPlugin",
|
|
inj: injectedResult{
|
|
FilterStatus: int(UnschedulableAndUnresolvable)},
|
|
},
|
|
},
|
|
wantStatus: NewStatus(UnschedulableAndUnresolvable, "injected filter status"),
|
|
wantStatusMap: PluginToStatus{"TestPlugin": NewStatus(UnschedulableAndUnresolvable, "injected filter status")},
|
|
},
|
|
// followings tests cover multiple-plugins scenarios
|
|
{
|
|
name: "ErrorAndErrorFilters",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
name: "TestPlugin1",
|
|
inj: injectedResult{FilterStatus: int(Error)},
|
|
},
|
|
|
|
{
|
|
name: "TestPlugin2",
|
|
inj: injectedResult{FilterStatus: int(Error)},
|
|
},
|
|
},
|
|
wantStatus: NewStatus(Error, `running "TestPlugin1" filter plugin for pod "": injected filter status`),
|
|
wantStatusMap: PluginToStatus{"TestPlugin1": NewStatus(Error, `running "TestPlugin1" filter plugin for pod "": injected filter status`)},
|
|
},
|
|
{
|
|
name: "SuccessAndSuccessFilters",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
name: "TestPlugin1",
|
|
inj: injectedResult{FilterStatus: int(Success)},
|
|
},
|
|
|
|
{
|
|
name: "TestPlugin2",
|
|
inj: injectedResult{FilterStatus: int(Success)},
|
|
},
|
|
},
|
|
wantStatus: nil,
|
|
wantStatusMap: PluginToStatus{},
|
|
},
|
|
{
|
|
name: "ErrorAndSuccessFilters",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
name: "TestPlugin1",
|
|
inj: injectedResult{FilterStatus: int(Error)},
|
|
},
|
|
{
|
|
name: "TestPlugin2",
|
|
inj: injectedResult{FilterStatus: int(Success)},
|
|
},
|
|
},
|
|
wantStatus: NewStatus(Error, `running "TestPlugin1" filter plugin for pod "": injected filter status`),
|
|
wantStatusMap: PluginToStatus{"TestPlugin1": NewStatus(Error, `running "TestPlugin1" filter plugin for pod "": injected filter status`)},
|
|
},
|
|
{
|
|
name: "SuccessAndErrorFilters",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
|
|
name: "TestPlugin1",
|
|
inj: injectedResult{FilterStatus: int(Success)},
|
|
},
|
|
{
|
|
name: "TestPlugin2",
|
|
inj: injectedResult{FilterStatus: int(Error)},
|
|
},
|
|
},
|
|
wantStatus: NewStatus(Error, `running "TestPlugin2" filter plugin for pod "": injected filter status`),
|
|
wantStatusMap: PluginToStatus{"TestPlugin2": NewStatus(Error, `running "TestPlugin2" filter plugin for pod "": injected filter status`)},
|
|
},
|
|
{
|
|
name: "SuccessAndUnschedulableFilters",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
name: "TestPlugin1",
|
|
inj: injectedResult{FilterStatus: int(Success)},
|
|
},
|
|
|
|
{
|
|
name: "TestPlugin2",
|
|
inj: injectedResult{FilterStatus: int(Unschedulable)},
|
|
},
|
|
},
|
|
wantStatus: NewStatus(Unschedulable, "injected filter status"),
|
|
wantStatusMap: PluginToStatus{"TestPlugin2": NewStatus(Unschedulable, "injected filter status")},
|
|
},
|
|
{
|
|
name: "SuccessFilterWithRunAllFilters",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
name: "TestPlugin",
|
|
inj: injectedResult{FilterStatus: int(Success)},
|
|
},
|
|
},
|
|
runAllFilters: true,
|
|
wantStatus: nil,
|
|
wantStatusMap: PluginToStatus{},
|
|
},
|
|
{
|
|
name: "ErrorAndErrorFilters",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
name: "TestPlugin1",
|
|
inj: injectedResult{FilterStatus: int(Error)},
|
|
},
|
|
|
|
{
|
|
name: "TestPlugin2",
|
|
inj: injectedResult{FilterStatus: int(Error)},
|
|
},
|
|
},
|
|
runAllFilters: true,
|
|
wantStatus: NewStatus(Error, `running "TestPlugin1" filter plugin for pod "": injected filter status`),
|
|
wantStatusMap: PluginToStatus{"TestPlugin1": NewStatus(Error, `running "TestPlugin1" filter plugin for pod "": injected filter status`)},
|
|
},
|
|
{
|
|
name: "ErrorAndErrorFilters",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
name: "TestPlugin1",
|
|
inj: injectedResult{FilterStatus: int(UnschedulableAndUnresolvable)},
|
|
},
|
|
|
|
{
|
|
name: "TestPlugin2",
|
|
inj: injectedResult{FilterStatus: int(Unschedulable)},
|
|
},
|
|
},
|
|
runAllFilters: true,
|
|
wantStatus: NewStatus(UnschedulableAndUnresolvable, "injected filter status", "injected filter status"),
|
|
wantStatusMap: PluginToStatus{
|
|
"TestPlugin1": NewStatus(UnschedulableAndUnresolvable, "injected filter status"),
|
|
"TestPlugin2": NewStatus(Unschedulable, "injected filter status"),
|
|
},
|
|
},
|
|
}
|
|
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
registry := Registry{}
|
|
cfgPls := &config.Plugins{Filter: &config.PluginSet{}}
|
|
for _, pl := range tt.plugins {
|
|
// register all plugins
|
|
tmpPl := pl
|
|
if err := registry.Register(pl.name,
|
|
func(_ *runtime.Unknown, _ FrameworkHandle) (Plugin, error) {
|
|
return tmpPl, nil
|
|
}); err != nil {
|
|
t.Fatalf("fail to register filter plugin (%s)", pl.name)
|
|
}
|
|
// append plugins to filter pluginset
|
|
cfgPls.Filter.Enabled = append(
|
|
cfgPls.Filter.Enabled,
|
|
config.Plugin{Name: pl.name})
|
|
}
|
|
|
|
f, err := newFrameworkWithQueueSortAndBind(registry, cfgPls, emptyArgs, WithRunAllFilters(tt.runAllFilters))
|
|
if err != nil {
|
|
t.Fatalf("fail to create framework: %s", err)
|
|
}
|
|
gotStatusMap := f.RunFilterPlugins(context.TODO(), nil, pod, nil)
|
|
gotStatus := gotStatusMap.Merge()
|
|
if !reflect.DeepEqual(gotStatus, tt.wantStatus) {
|
|
t.Errorf("wrong status code. got: %v, want:%v", gotStatus, tt.wantStatus)
|
|
}
|
|
if !reflect.DeepEqual(gotStatusMap, tt.wantStatusMap) {
|
|
t.Errorf("wrong status map. got: %+v, want: %+v", gotStatusMap, tt.wantStatusMap)
|
|
}
|
|
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestPreBindPlugins(t *testing.T) {
|
|
tests := []struct {
|
|
name string
|
|
plugins []*TestPlugin
|
|
wantStatus *Status
|
|
}{
|
|
{
|
|
name: "NoPreBindPlugin",
|
|
plugins: []*TestPlugin{},
|
|
wantStatus: nil,
|
|
},
|
|
{
|
|
name: "SuccessPreBindPlugins",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
name: "TestPlugin",
|
|
inj: injectedResult{PreBindStatus: int(Success)},
|
|
},
|
|
},
|
|
wantStatus: nil,
|
|
},
|
|
{
|
|
name: "UnshedulablePreBindPlugin",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
name: "TestPlugin",
|
|
inj: injectedResult{PreBindStatus: int(Unschedulable)},
|
|
},
|
|
},
|
|
wantStatus: NewStatus(Error, `error while running "TestPlugin" prebind plugin for pod "": injected status`),
|
|
},
|
|
{
|
|
name: "ErrorPreBindPlugin",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
name: "TestPlugin",
|
|
inj: injectedResult{PreBindStatus: int(Error)},
|
|
},
|
|
},
|
|
wantStatus: NewStatus(Error, `error while running "TestPlugin" prebind plugin for pod "": injected status`),
|
|
},
|
|
{
|
|
name: "UnschedulablePreBindPlugin",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
name: "TestPlugin",
|
|
inj: injectedResult{PreBindStatus: int(UnschedulableAndUnresolvable)},
|
|
},
|
|
},
|
|
wantStatus: NewStatus(Error, `error while running "TestPlugin" prebind plugin for pod "": injected status`),
|
|
},
|
|
{
|
|
name: "SuccessErrorPreBindPlugins",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
name: "TestPlugin",
|
|
inj: injectedResult{PreBindStatus: int(Success)},
|
|
},
|
|
{
|
|
name: "TestPlugin 1",
|
|
inj: injectedResult{PreBindStatus: int(Error)},
|
|
},
|
|
},
|
|
wantStatus: NewStatus(Error, `error while running "TestPlugin 1" prebind plugin for pod "": injected status`),
|
|
},
|
|
{
|
|
name: "ErrorSuccessPreBindPlugin",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
name: "TestPlugin",
|
|
inj: injectedResult{PreBindStatus: int(Error)},
|
|
},
|
|
{
|
|
name: "TestPlugin 1",
|
|
inj: injectedResult{PreBindStatus: int(Success)},
|
|
},
|
|
},
|
|
wantStatus: NewStatus(Error, `error while running "TestPlugin" prebind plugin for pod "": injected status`),
|
|
},
|
|
{
|
|
name: "SuccessSuccessPreBindPlugin",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
name: "TestPlugin",
|
|
inj: injectedResult{PreBindStatus: int(Success)},
|
|
},
|
|
{
|
|
name: "TestPlugin 1",
|
|
inj: injectedResult{PreBindStatus: int(Success)},
|
|
},
|
|
},
|
|
wantStatus: nil,
|
|
},
|
|
{
|
|
name: "ErrorAndErrorPlugins",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
name: "TestPlugin",
|
|
inj: injectedResult{PreBindStatus: int(Error)},
|
|
},
|
|
{
|
|
name: "TestPlugin 1",
|
|
inj: injectedResult{PreBindStatus: int(Error)},
|
|
},
|
|
},
|
|
wantStatus: NewStatus(Error, `error while running "TestPlugin" prebind plugin for pod "": injected status`),
|
|
},
|
|
{
|
|
name: "UnschedulableAndSuccessPreBindPlugin",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
name: "TestPlugin",
|
|
inj: injectedResult{PreBindStatus: int(Unschedulable)},
|
|
},
|
|
{
|
|
name: "TestPlugin 1",
|
|
inj: injectedResult{PreBindStatus: int(Success)},
|
|
},
|
|
},
|
|
wantStatus: NewStatus(Error, `error while running "TestPlugin" prebind plugin for pod "": injected status`),
|
|
},
|
|
}
|
|
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
registry := Registry{}
|
|
configPlugins := &config.Plugins{PreBind: &config.PluginSet{}}
|
|
|
|
for _, pl := range tt.plugins {
|
|
tmpPl := pl
|
|
if err := registry.Register(pl.name, func(_ *runtime.Unknown, _ FrameworkHandle) (Plugin, error) {
|
|
return tmpPl, nil
|
|
}); err != nil {
|
|
t.Fatalf("Unable to register pre bind plugins: %s", pl.name)
|
|
}
|
|
|
|
configPlugins.PreBind.Enabled = append(
|
|
configPlugins.PreBind.Enabled,
|
|
config.Plugin{Name: pl.name},
|
|
)
|
|
}
|
|
|
|
f, err := newFrameworkWithQueueSortAndBind(registry, configPlugins, emptyArgs)
|
|
if err != nil {
|
|
t.Fatalf("fail to create framework: %s", err)
|
|
}
|
|
|
|
status := f.RunPreBindPlugins(context.TODO(), nil, pod, "")
|
|
|
|
if !reflect.DeepEqual(status, tt.wantStatus) {
|
|
t.Errorf("wrong status code. got %v, want %v", status, tt.wantStatus)
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestReservePlugins(t *testing.T) {
|
|
tests := []struct {
|
|
name string
|
|
plugins []*TestPlugin
|
|
wantStatus *Status
|
|
}{
|
|
{
|
|
name: "NoReservePlugin",
|
|
plugins: []*TestPlugin{},
|
|
wantStatus: nil,
|
|
},
|
|
{
|
|
name: "SuccessReservePlugins",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
name: "TestPlugin",
|
|
inj: injectedResult{ReserveStatus: int(Success)},
|
|
},
|
|
},
|
|
wantStatus: nil,
|
|
},
|
|
{
|
|
name: "UnshedulableReservePlugin",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
name: "TestPlugin",
|
|
inj: injectedResult{ReserveStatus: int(Unschedulable)},
|
|
},
|
|
},
|
|
wantStatus: NewStatus(Error, `error while running "TestPlugin" reserve plugin for pod "": injected status`),
|
|
},
|
|
{
|
|
name: "ErrorReservePlugin",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
name: "TestPlugin",
|
|
inj: injectedResult{ReserveStatus: int(Error)},
|
|
},
|
|
},
|
|
wantStatus: NewStatus(Error, `error while running "TestPlugin" reserve plugin for pod "": injected status`),
|
|
},
|
|
{
|
|
name: "UnschedulableReservePlugin",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
name: "TestPlugin",
|
|
inj: injectedResult{ReserveStatus: int(UnschedulableAndUnresolvable)},
|
|
},
|
|
},
|
|
wantStatus: NewStatus(Error, `error while running "TestPlugin" reserve plugin for pod "": injected status`),
|
|
},
|
|
{
|
|
name: "SuccessSuccessReservePlugins",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
name: "TestPlugin",
|
|
inj: injectedResult{ReserveStatus: int(Success)},
|
|
},
|
|
{
|
|
name: "TestPlugin 1",
|
|
inj: injectedResult{ReserveStatus: int(Success)},
|
|
},
|
|
},
|
|
wantStatus: nil,
|
|
},
|
|
{
|
|
name: "ErrorErrorReservePlugins",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
name: "TestPlugin",
|
|
inj: injectedResult{ReserveStatus: int(Error)},
|
|
},
|
|
{
|
|
name: "TestPlugin 1",
|
|
inj: injectedResult{ReserveStatus: int(Error)},
|
|
},
|
|
},
|
|
wantStatus: NewStatus(Error, `error while running "TestPlugin" reserve plugin for pod "": injected status`),
|
|
},
|
|
{
|
|
name: "SuccessErrorReservePlugins",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
name: "TestPlugin",
|
|
inj: injectedResult{ReserveStatus: int(Success)},
|
|
},
|
|
{
|
|
name: "TestPlugin 1",
|
|
inj: injectedResult{ReserveStatus: int(Error)},
|
|
},
|
|
},
|
|
wantStatus: NewStatus(Error, `error while running "TestPlugin 1" reserve plugin for pod "": injected status`),
|
|
},
|
|
{
|
|
name: "ErrorSuccessReservePlugin",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
name: "TestPlugin",
|
|
inj: injectedResult{ReserveStatus: int(Error)},
|
|
},
|
|
{
|
|
name: "TestPlugin 1",
|
|
inj: injectedResult{ReserveStatus: int(Success)},
|
|
},
|
|
},
|
|
wantStatus: NewStatus(Error, `error while running "TestPlugin" reserve plugin for pod "": injected status`),
|
|
},
|
|
{
|
|
name: "UnschedulableAndSuccessReservePlugin",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
name: "TestPlugin",
|
|
inj: injectedResult{ReserveStatus: int(Unschedulable)},
|
|
},
|
|
{
|
|
name: "TestPlugin 1",
|
|
inj: injectedResult{ReserveStatus: int(Success)},
|
|
},
|
|
},
|
|
wantStatus: NewStatus(Error, `error while running "TestPlugin" reserve plugin for pod "": injected status`),
|
|
},
|
|
}
|
|
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
registry := Registry{}
|
|
configPlugins := &config.Plugins{Reserve: &config.PluginSet{}}
|
|
|
|
for _, pl := range tt.plugins {
|
|
tmpPl := pl
|
|
if err := registry.Register(pl.name, func(_ *runtime.Unknown, _ FrameworkHandle) (Plugin, error) {
|
|
return tmpPl, nil
|
|
}); err != nil {
|
|
t.Fatalf("Unable to register pre bind plugins: %s", pl.name)
|
|
}
|
|
|
|
configPlugins.Reserve.Enabled = append(
|
|
configPlugins.Reserve.Enabled,
|
|
config.Plugin{Name: pl.name},
|
|
)
|
|
}
|
|
|
|
f, err := newFrameworkWithQueueSortAndBind(registry, configPlugins, emptyArgs)
|
|
if err != nil {
|
|
t.Fatalf("fail to create framework: %s", err)
|
|
}
|
|
|
|
status := f.RunReservePlugins(context.TODO(), nil, pod, "")
|
|
|
|
if !reflect.DeepEqual(status, tt.wantStatus) {
|
|
t.Errorf("wrong status code. got %v, want %v", status, tt.wantStatus)
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestPermitPlugins(t *testing.T) {
|
|
tests := []struct {
|
|
name string
|
|
plugins []*TestPlugin
|
|
want *Status
|
|
}{
|
|
{
|
|
name: "NilPermitPlugin",
|
|
plugins: []*TestPlugin{},
|
|
want: nil,
|
|
},
|
|
{
|
|
name: "SuccessPermitPlugin",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
name: "TestPlugin",
|
|
inj: injectedResult{PermitStatus: int(Success)},
|
|
},
|
|
},
|
|
want: nil,
|
|
},
|
|
{
|
|
name: "UnschedulablePermitPlugin",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
name: "TestPlugin",
|
|
inj: injectedResult{PermitStatus: int(Unschedulable)},
|
|
},
|
|
},
|
|
want: NewStatus(Unschedulable, `rejected by "TestPlugin" at permit: injected status`),
|
|
},
|
|
{
|
|
name: "ErrorPermitPlugin",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
name: "TestPlugin",
|
|
inj: injectedResult{PermitStatus: int(Error)},
|
|
},
|
|
},
|
|
want: NewStatus(Error, `error while running "TestPlugin" permit plugin for pod "": injected status`),
|
|
},
|
|
{
|
|
name: "UnschedulableAndUnresolvablePermitPlugin",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
name: "TestPlugin",
|
|
inj: injectedResult{PermitStatus: int(UnschedulableAndUnresolvable)},
|
|
},
|
|
},
|
|
want: NewStatus(UnschedulableAndUnresolvable, `rejected by "TestPlugin" at permit: injected status`),
|
|
},
|
|
{
|
|
name: "WaitPermitPlugin",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
name: "TestPlugin",
|
|
inj: injectedResult{PermitStatus: int(Wait)},
|
|
},
|
|
},
|
|
want: NewStatus(Unschedulable, `pod "" rejected while waiting at permit: rejected due to timeout after waiting 0s at plugin TestPlugin`),
|
|
},
|
|
{
|
|
name: "SuccessSuccessPermitPlugin",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
name: "TestPlugin",
|
|
inj: injectedResult{PermitStatus: int(Success)},
|
|
},
|
|
{
|
|
name: "TestPlugin 1",
|
|
inj: injectedResult{PermitStatus: int(Success)},
|
|
},
|
|
},
|
|
want: nil,
|
|
},
|
|
{
|
|
name: "ErrorAndErrorPlugins",
|
|
plugins: []*TestPlugin{
|
|
{
|
|
name: "TestPlugin",
|
|
inj: injectedResult{PermitStatus: int(Error)},
|
|
},
|
|
{
|
|
name: "TestPlugin 1",
|
|
inj: injectedResult{PermitStatus: int(Error)},
|
|
},
|
|
},
|
|
want: NewStatus(Error, `error while running "TestPlugin" permit plugin for pod "": injected status`),
|
|
},
|
|
}
|
|
|
|
for _, tt := range tests {
|
|
registry := Registry{}
|
|
configPlugins := &config.Plugins{Permit: &config.PluginSet{}}
|
|
|
|
for _, pl := range tt.plugins {
|
|
tmpPl := pl
|
|
if err := registry.Register(pl.name, func(_ *runtime.Unknown, _ FrameworkHandle) (Plugin, error) {
|
|
return tmpPl, nil
|
|
}); err != nil {
|
|
t.Fatalf("Unable to register Permit plugin: %s", pl.name)
|
|
}
|
|
|
|
configPlugins.Permit.Enabled = append(
|
|
configPlugins.Permit.Enabled,
|
|
config.Plugin{Name: pl.name},
|
|
)
|
|
}
|
|
|
|
f, err := newFrameworkWithQueueSortAndBind(registry, configPlugins, emptyArgs)
|
|
if err != nil {
|
|
t.Fatalf("fail to create framework: %s", err)
|
|
}
|
|
|
|
status := f.RunPermitPlugins(context.TODO(), nil, pod, "")
|
|
|
|
if !reflect.DeepEqual(status, tt.want) {
|
|
t.Errorf("wrong status code. got %v, want %v", status, tt.want)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestRecordingMetrics(t *testing.T) {
|
|
state := &CycleState{
|
|
recordPluginMetrics: true,
|
|
}
|
|
tests := []struct {
|
|
name string
|
|
action func(f Framework)
|
|
inject injectedResult
|
|
wantExtensionPoint string
|
|
wantStatus Code
|
|
}{
|
|
{
|
|
name: "PreFilter - Success",
|
|
action: func(f Framework) { f.RunPreFilterPlugins(context.Background(), state, pod) },
|
|
wantExtensionPoint: "PreFilter",
|
|
wantStatus: Success,
|
|
},
|
|
{
|
|
name: "PostFilter - Success",
|
|
action: func(f Framework) { f.RunPostFilterPlugins(context.Background(), state, pod, nil, nil) },
|
|
wantExtensionPoint: "PostFilter",
|
|
wantStatus: Success,
|
|
},
|
|
{
|
|
name: "Score - Success",
|
|
action: func(f Framework) { f.RunScorePlugins(context.Background(), state, pod, nodes) },
|
|
wantExtensionPoint: "Score",
|
|
wantStatus: Success,
|
|
},
|
|
{
|
|
name: "Reserve - Success",
|
|
action: func(f Framework) { f.RunReservePlugins(context.Background(), state, pod, "") },
|
|
wantExtensionPoint: "Reserve",
|
|
wantStatus: Success,
|
|
},
|
|
{
|
|
name: "Unreserve - Success",
|
|
action: func(f Framework) { f.RunUnreservePlugins(context.Background(), state, pod, "") },
|
|
wantExtensionPoint: "Unreserve",
|
|
wantStatus: Success,
|
|
},
|
|
{
|
|
name: "PreBind - Success",
|
|
action: func(f Framework) { f.RunPreBindPlugins(context.Background(), state, pod, "") },
|
|
wantExtensionPoint: "PreBind",
|
|
wantStatus: Success,
|
|
},
|
|
{
|
|
name: "Bind - Success",
|
|
action: func(f Framework) { f.RunBindPlugins(context.Background(), state, pod, "") },
|
|
wantExtensionPoint: "Bind",
|
|
wantStatus: Success,
|
|
},
|
|
{
|
|
name: "PostBind - Success",
|
|
action: func(f Framework) { f.RunPostBindPlugins(context.Background(), state, pod, "") },
|
|
wantExtensionPoint: "PostBind",
|
|
wantStatus: Success,
|
|
},
|
|
{
|
|
name: "Permit - Success",
|
|
action: func(f Framework) { f.RunPermitPlugins(context.Background(), state, pod, "") },
|
|
wantExtensionPoint: "Permit",
|
|
wantStatus: Success,
|
|
},
|
|
|
|
{
|
|
name: "PreFilter - Error",
|
|
action: func(f Framework) { f.RunPreFilterPlugins(context.Background(), state, pod) },
|
|
inject: injectedResult{PreFilterStatus: int(Error)},
|
|
wantExtensionPoint: "PreFilter",
|
|
wantStatus: Error,
|
|
},
|
|
{
|
|
name: "PostFilter - Error",
|
|
action: func(f Framework) { f.RunPostFilterPlugins(context.Background(), state, pod, nil, nil) },
|
|
inject: injectedResult{PostFilterStatus: int(Error)},
|
|
wantExtensionPoint: "PostFilter",
|
|
wantStatus: Error,
|
|
},
|
|
{
|
|
name: "Score - Error",
|
|
action: func(f Framework) { f.RunScorePlugins(context.Background(), state, pod, nodes) },
|
|
inject: injectedResult{ScoreStatus: int(Error)},
|
|
wantExtensionPoint: "Score",
|
|
wantStatus: Error,
|
|
},
|
|
{
|
|
name: "Reserve - Error",
|
|
action: func(f Framework) { f.RunReservePlugins(context.Background(), state, pod, "") },
|
|
inject: injectedResult{ReserveStatus: int(Error)},
|
|
wantExtensionPoint: "Reserve",
|
|
wantStatus: Error,
|
|
},
|
|
{
|
|
name: "PreBind - Error",
|
|
action: func(f Framework) { f.RunPreBindPlugins(context.Background(), state, pod, "") },
|
|
inject: injectedResult{PreBindStatus: int(Error)},
|
|
wantExtensionPoint: "PreBind",
|
|
wantStatus: Error,
|
|
},
|
|
{
|
|
name: "Bind - Error",
|
|
action: func(f Framework) { f.RunBindPlugins(context.Background(), state, pod, "") },
|
|
inject: injectedResult{BindStatus: int(Error)},
|
|
wantExtensionPoint: "Bind",
|
|
wantStatus: Error,
|
|
},
|
|
{
|
|
name: "Permit - Error",
|
|
action: func(f Framework) { f.RunPermitPlugins(context.Background(), state, pod, "") },
|
|
inject: injectedResult{PermitStatus: int(Error)},
|
|
wantExtensionPoint: "Permit",
|
|
wantStatus: Error,
|
|
},
|
|
}
|
|
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
metrics.Register()
|
|
metrics.FrameworkExtensionPointDuration.Reset()
|
|
metrics.PluginExecutionDuration.Reset()
|
|
|
|
plugin := &TestPlugin{name: testPlugin, inj: tt.inject}
|
|
r := make(Registry)
|
|
r.Register(testPlugin,
|
|
func(_ *runtime.Unknown, fh FrameworkHandle) (Plugin, error) {
|
|
return plugin, nil
|
|
})
|
|
pluginSet := &config.PluginSet{Enabled: []config.Plugin{{Name: testPlugin, Weight: 1}}}
|
|
plugins := &config.Plugins{
|
|
Score: pluginSet,
|
|
PreFilter: pluginSet,
|
|
Filter: pluginSet,
|
|
PostFilter: pluginSet,
|
|
Reserve: pluginSet,
|
|
Permit: pluginSet,
|
|
PreBind: pluginSet,
|
|
Bind: pluginSet,
|
|
PostBind: pluginSet,
|
|
Unreserve: pluginSet,
|
|
}
|
|
recorder := newMetricsRecorder(100, time.Nanosecond)
|
|
f, err := newFrameworkWithQueueSortAndBind(r, plugins, emptyArgs, withMetricsRecorder(recorder))
|
|
if err != nil {
|
|
t.Fatalf("Failed to create framework for testing: %v", err)
|
|
}
|
|
|
|
tt.action(f)
|
|
|
|
// Stop the goroutine which records metrics and ensure it's stopped.
|
|
close(recorder.stopCh)
|
|
<-recorder.isStoppedCh
|
|
// Try to clean up the metrics buffer again in case it's not empty.
|
|
recorder.flushMetrics()
|
|
|
|
collectAndCompareFrameworkMetrics(t, tt.wantExtensionPoint, tt.wantStatus)
|
|
collectAndComparePluginMetrics(t, tt.wantExtensionPoint, testPlugin, tt.wantStatus)
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestRunBindPlugins(t *testing.T) {
|
|
tests := []struct {
|
|
name string
|
|
injects []Code
|
|
wantStatus Code
|
|
}{
|
|
{
|
|
name: "simple success",
|
|
injects: []Code{Success},
|
|
wantStatus: Success,
|
|
},
|
|
{
|
|
name: "error on second",
|
|
injects: []Code{Skip, Error, Success},
|
|
wantStatus: Error,
|
|
},
|
|
{
|
|
name: "all skip",
|
|
injects: []Code{Skip, Skip, Skip},
|
|
wantStatus: Skip,
|
|
},
|
|
{
|
|
name: "error on third, but not reached",
|
|
injects: []Code{Skip, Success, Error},
|
|
wantStatus: Success,
|
|
},
|
|
{
|
|
name: "no bind plugin, returns default binder",
|
|
injects: []Code{},
|
|
wantStatus: Success,
|
|
},
|
|
{
|
|
name: "invalid status",
|
|
injects: []Code{Unschedulable},
|
|
wantStatus: Error,
|
|
},
|
|
{
|
|
name: "simple error",
|
|
injects: []Code{Error},
|
|
wantStatus: Error,
|
|
},
|
|
{
|
|
name: "success on second, returns success",
|
|
injects: []Code{Skip, Success},
|
|
wantStatus: Success,
|
|
},
|
|
{
|
|
name: "invalid status, returns error",
|
|
injects: []Code{Skip, UnschedulableAndUnresolvable},
|
|
wantStatus: Error,
|
|
},
|
|
{
|
|
name: "error after success status, returns success",
|
|
injects: []Code{Success, Error},
|
|
wantStatus: Success,
|
|
},
|
|
{
|
|
name: "success before invalid status, returns success",
|
|
injects: []Code{Success, Error},
|
|
wantStatus: Success,
|
|
},
|
|
{
|
|
name: "success after error status, returns error",
|
|
injects: []Code{Error, Success},
|
|
wantStatus: Error,
|
|
},
|
|
}
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
metrics.Register()
|
|
metrics.FrameworkExtensionPointDuration.Reset()
|
|
metrics.PluginExecutionDuration.Reset()
|
|
|
|
pluginSet := &config.PluginSet{}
|
|
r := make(Registry)
|
|
for i, inj := range tt.injects {
|
|
name := fmt.Sprintf("bind-%d", i)
|
|
plugin := &TestPlugin{name: name, inj: injectedResult{BindStatus: int(inj)}}
|
|
r.Register(name,
|
|
func(_ *runtime.Unknown, fh FrameworkHandle) (Plugin, error) {
|
|
return plugin, nil
|
|
})
|
|
pluginSet.Enabled = append(pluginSet.Enabled, config.Plugin{Name: name})
|
|
}
|
|
plugins := &config.Plugins{Bind: pluginSet}
|
|
recorder := newMetricsRecorder(100, time.Nanosecond)
|
|
fwk, err := newFrameworkWithQueueSortAndBind(r, plugins, emptyArgs, withMetricsRecorder(recorder))
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
st := fwk.RunBindPlugins(context.Background(), state, pod, "")
|
|
if st.Code() != tt.wantStatus {
|
|
t.Errorf("got status code %s, want %s", st.Code(), tt.wantStatus)
|
|
}
|
|
|
|
// Stop the goroutine which records metrics and ensure it's stopped.
|
|
close(recorder.stopCh)
|
|
<-recorder.isStoppedCh
|
|
// Try to clean up the metrics buffer again in case it's not empty.
|
|
recorder.flushMetrics()
|
|
collectAndCompareFrameworkMetrics(t, "Bind", tt.wantStatus)
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestPermitWaitingMetric(t *testing.T) {
|
|
tests := []struct {
|
|
name string
|
|
inject injectedResult
|
|
wantRes string
|
|
}{
|
|
{
|
|
name: "Permit - Success",
|
|
},
|
|
{
|
|
name: "Permit - Wait Timeout",
|
|
inject: injectedResult{PermitStatus: int(Wait)},
|
|
wantRes: "Unschedulable",
|
|
},
|
|
}
|
|
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
metrics.Register()
|
|
metrics.PermitWaitDuration.Reset()
|
|
|
|
plugin := &TestPlugin{name: testPlugin, inj: tt.inject}
|
|
r := make(Registry)
|
|
err := r.Register(testPlugin,
|
|
func(_ *runtime.Unknown, fh FrameworkHandle) (Plugin, error) {
|
|
return plugin, nil
|
|
})
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
plugins := &config.Plugins{
|
|
Permit: &config.PluginSet{Enabled: []config.Plugin{{Name: testPlugin, Weight: 1}}},
|
|
}
|
|
f, err := newFrameworkWithQueueSortAndBind(r, plugins, emptyArgs)
|
|
if err != nil {
|
|
t.Fatalf("Failed to create framework for testing: %v", err)
|
|
}
|
|
|
|
f.RunPermitPlugins(context.TODO(), nil, pod, "")
|
|
|
|
collectAndComparePermitWaitDuration(t, tt.wantRes)
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestRejectWaitingPod(t *testing.T) {
|
|
pod := &v1.Pod{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "pod",
|
|
UID: types.UID("pod"),
|
|
},
|
|
}
|
|
|
|
testPermitPlugin := &TestPermitPlugin{}
|
|
r := make(Registry)
|
|
r.Register(permitPlugin,
|
|
func(_ *runtime.Unknown, fh FrameworkHandle) (Plugin, error) {
|
|
return testPermitPlugin, nil
|
|
})
|
|
plugins := &config.Plugins{
|
|
Permit: &config.PluginSet{Enabled: []config.Plugin{{Name: permitPlugin, Weight: 1}}},
|
|
}
|
|
|
|
f, err := newFrameworkWithQueueSortAndBind(r, plugins, emptyArgs)
|
|
if err != nil {
|
|
t.Fatalf("Failed to create framework for testing: %v", err)
|
|
}
|
|
|
|
go func() {
|
|
for {
|
|
waitingPod := f.GetWaitingPod(pod.UID)
|
|
if waitingPod != nil {
|
|
break
|
|
}
|
|
}
|
|
f.RejectWaitingPod(pod.UID)
|
|
}()
|
|
permitStatus := f.RunPermitPlugins(context.Background(), nil, pod, "")
|
|
if permitStatus.Message() != "pod \"pod\" rejected while waiting at permit: removed" {
|
|
t.Fatalf("RejectWaitingPod failed, permitStatus: %v", permitStatus)
|
|
}
|
|
}
|
|
|
|
func buildScoreConfigDefaultWeights(ps ...string) *config.Plugins {
|
|
return buildScoreConfigWithWeights(defaultWeights, ps...)
|
|
}
|
|
|
|
func buildScoreConfigWithWeights(weights map[string]int32, ps ...string) *config.Plugins {
|
|
var plugins []config.Plugin
|
|
for _, p := range ps {
|
|
plugins = append(plugins, config.Plugin{Name: p, Weight: weights[p]})
|
|
}
|
|
return &config.Plugins{Score: &config.PluginSet{Enabled: plugins}}
|
|
}
|
|
|
|
type injectedResult struct {
|
|
ScoreRes int64 `json:"scoreRes,omitempty"`
|
|
NormalizeRes int64 `json:"normalizeRes,omitempty"`
|
|
ScoreStatus int `json:"scoreStatus,omitempty"`
|
|
NormalizeStatus int `json:"normalizeStatus,omitempty"`
|
|
PreFilterStatus int `json:"preFilterStatus,omitempty"`
|
|
PreFilterAddPodStatus int `json:"preFilterAddPodStatus,omitempty"`
|
|
PreFilterRemovePodStatus int `json:"preFilterRemovePodStatus,omitempty"`
|
|
FilterStatus int `json:"filterStatus,omitempty"`
|
|
PostFilterStatus int `json:"postFilterStatus,omitempty"`
|
|
ReserveStatus int `json:"reserveStatus,omitempty"`
|
|
PreBindStatus int `json:"preBindStatus,omitempty"`
|
|
BindStatus int `json:"bindStatus,omitempty"`
|
|
PermitStatus int `json:"permitStatus,omitempty"`
|
|
}
|
|
|
|
func setScoreRes(inj injectedResult) (int64, *Status) {
|
|
if Code(inj.ScoreStatus) != Success {
|
|
return 0, NewStatus(Code(inj.ScoreStatus), "injecting failure.")
|
|
}
|
|
return inj.ScoreRes, nil
|
|
}
|
|
|
|
func injectNormalizeRes(inj injectedResult, scores NodeScoreList) *Status {
|
|
if Code(inj.NormalizeStatus) != Success {
|
|
return NewStatus(Code(inj.NormalizeStatus), "injecting failure.")
|
|
}
|
|
for i := range scores {
|
|
scores[i].Score = inj.NormalizeRes
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func collectAndComparePluginMetrics(t *testing.T, wantExtensionPoint, wantPlugin string, wantStatus Code) {
|
|
t.Helper()
|
|
m := collectHistogramMetric(metrics.PluginExecutionDuration)
|
|
if len(m.Label) != 3 {
|
|
t.Fatalf("Unexpected number of label pairs, got: %v, want: 2", len(m.Label))
|
|
}
|
|
|
|
if *m.Label[0].Value != wantExtensionPoint {
|
|
t.Errorf("Unexpected extension point label, got: %q, want %q", *m.Label[0].Value, wantExtensionPoint)
|
|
}
|
|
|
|
if *m.Label[1].Value != wantPlugin {
|
|
t.Errorf("Unexpected plugin label, got: %q, want %q", *m.Label[1].Value, wantPlugin)
|
|
}
|
|
|
|
if *m.Label[2].Value != wantStatus.String() {
|
|
t.Errorf("Unexpected status code label, got: %q, want %q", *m.Label[2].Value, wantStatus)
|
|
}
|
|
|
|
if *m.Histogram.SampleCount == 0 {
|
|
t.Error("Expect at least 1 sample")
|
|
}
|
|
|
|
if *m.Histogram.SampleSum <= 0 {
|
|
t.Errorf("Expect latency to be greater than 0, got: %v", *m.Histogram.SampleSum)
|
|
}
|
|
}
|
|
|
|
func collectAndCompareFrameworkMetrics(t *testing.T, wantExtensionPoint string, wantStatus Code) {
|
|
t.Helper()
|
|
m := collectHistogramMetric(metrics.FrameworkExtensionPointDuration)
|
|
|
|
if len(m.Label) != 2 {
|
|
t.Fatalf("Unexpected number of label pairs, got: %v, want: 2", len(m.Label))
|
|
}
|
|
|
|
if *m.Label[0].Value != wantExtensionPoint {
|
|
t.Errorf("Unexpected extension point label, got: %q, want %q", *m.Label[0].Value, wantExtensionPoint)
|
|
}
|
|
|
|
if *m.Label[1].Value != wantStatus.String() {
|
|
t.Errorf("Unexpected status code label, got: %q, want %q", *m.Label[1].Value, wantStatus)
|
|
}
|
|
|
|
if *m.Histogram.SampleCount != 1 {
|
|
t.Errorf("Expect 1 sample, got: %v", *m.Histogram.SampleCount)
|
|
}
|
|
|
|
if *m.Histogram.SampleSum <= 0 {
|
|
t.Errorf("Expect latency to be greater than 0, got: %v", *m.Histogram.SampleSum)
|
|
}
|
|
}
|
|
|
|
func collectAndComparePermitWaitDuration(t *testing.T, wantRes string) {
|
|
m := collectHistogramMetric(metrics.PermitWaitDuration)
|
|
if wantRes == "" {
|
|
if m != nil {
|
|
t.Errorf("PermitWaitDuration shouldn't be recorded but got %+v", m)
|
|
}
|
|
return
|
|
}
|
|
if wantRes != "" {
|
|
if len(m.Label) != 1 {
|
|
t.Fatalf("Unexpected number of label pairs, got: %v, want: 1", len(m.Label))
|
|
}
|
|
|
|
if *m.Label[0].Value != wantRes {
|
|
t.Errorf("Unexpected result label, got: %q, want %q", *m.Label[0].Value, wantRes)
|
|
}
|
|
|
|
if *m.Histogram.SampleCount != 1 {
|
|
t.Errorf("Expect 1 sample, got: %v", *m.Histogram.SampleCount)
|
|
}
|
|
|
|
if *m.Histogram.SampleSum <= 0 {
|
|
t.Errorf("Expect latency to be greater than 0, got: %v", *m.Histogram.SampleSum)
|
|
}
|
|
}
|
|
}
|
|
|
|
func collectHistogramMetric(metric prometheus.Collector) *dto.Metric {
|
|
ch := make(chan prometheus.Metric, 100)
|
|
metric.Collect(ch)
|
|
select {
|
|
case got := <-ch:
|
|
m := &dto.Metric{}
|
|
got.Write(m)
|
|
return m
|
|
default:
|
|
return nil
|
|
}
|
|
}
|