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defaults.go
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defaults.go
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// Copyright 2022 The Katalyst Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package v1beta3
import (
"fmt"
v1 "k8s.io/api/core/v1"
"k8s.io/kube-scheduler/config/v1beta3"
"github.com/kubewharf/katalyst-api/pkg/consts"
)
var defaultResourceSpec = []v1beta3.ResourceSpec{
{Name: string(v1.ResourceCPU), Weight: 1},
{Name: string(v1.ResourceMemory), Weight: 1},
}
var defaultReclaimedResourceSpec = []v1beta3.ResourceSpec{
{Name: fmt.Sprintf("%s", consts.ReclaimedResourceMilliCPU), Weight: 1},
{Name: fmt.Sprintf("%s", consts.ReclaimedResourceMemory), Weight: 1},
}
var defaultAlignedResourceSpec = []string{v1.ResourceCPU.String(), v1.ResourceMemory.String()}
// SetDefaults_QoSAwareNodeResourcesFitArgs sets the default parameters for QoSAwareNodeResourcesFit plugin.
func SetDefaults_QoSAwareNodeResourcesFitArgs(obj *QoSAwareNodeResourcesFitArgs) {
if obj.ScoringStrategy == nil {
obj.ScoringStrategy = &ScoringStrategy{
Type: v1beta3.LeastAllocated,
Resources: defaultResourceSpec,
ReclaimedResources: defaultReclaimedResourceSpec,
}
}
if len(obj.ScoringStrategy.Resources) == 0 {
// If no resources specified, use the default set.
obj.ScoringStrategy.Resources = append(obj.ScoringStrategy.Resources, defaultResourceSpec...)
}
if len(obj.ScoringStrategy.ReclaimedResources) == 0 {
obj.ScoringStrategy.ReclaimedResources = append(obj.ScoringStrategy.ReclaimedResources, defaultReclaimedResourceSpec...)
}
for i := range obj.ScoringStrategy.Resources {
if obj.ScoringStrategy.Resources[i].Weight == 0 {
obj.ScoringStrategy.Resources[i].Weight = 1
}
}
for i := range obj.ScoringStrategy.ReclaimedResources {
if obj.ScoringStrategy.ReclaimedResources[i].Weight == 0 {
obj.ScoringStrategy.ReclaimedResources[i].Weight = 1
}
}
}
// SetDefaults_QoSAwareNodeResourcesBalancedAllocationArgs sets the default parameters for QoSAwareNodeResourcesBalancedAllocation plugin.
func SetDefaults_QoSAwareNodeResourcesBalancedAllocationArgs(obj *QoSAwareNodeResourcesBalancedAllocationArgs) {
if len(obj.Resources) == 0 {
obj.Resources = append(obj.Resources, defaultResourceSpec...)
}
if len(obj.ReclaimedResources) == 0 {
obj.ReclaimedResources = append(obj.ReclaimedResources, defaultReclaimedResourceSpec...)
}
// If the weight is not set or it is explicitly set to 0, then apply the default weight(1) instead.
for i := range obj.Resources {
if obj.Resources[i].Weight == 0 {
obj.Resources[i].Weight = 1
}
}
for i := range obj.ReclaimedResources {
if obj.ReclaimedResources[i].Weight == 0 {
obj.ReclaimedResources[i].Weight = 1
}
}
}
func SetDefaults_NodeResourceTopologyArgs(obj *NodeResourceTopologyArgs) {
if len(obj.AlignedResources) == 0 {
obj.AlignedResources = append(obj.AlignedResources, defaultAlignedResourceSpec...)
}
if obj.ScoringStrategy == nil {
obj.ScoringStrategy = &ScoringStrategy{
Type: v1beta3.LeastAllocated,
Resources: defaultResourceSpec,
}
}
if len(obj.ScoringStrategy.Resources) == 0 {
obj.ScoringStrategy.Resources = append(obj.ScoringStrategy.Resources, defaultResourceSpec...)
}
for i := range obj.ScoringStrategy.Resources {
if obj.ScoringStrategy.Resources[i].Weight == 0 {
obj.ScoringStrategy.Resources[i].Weight = 1
}
}
if obj.ResourcePluginPolicy == "" {
obj.ResourcePluginPolicy = consts.ResourcePluginPolicyNameDynamic
}
}