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62 lines
2.0 KiB
Go
62 lines
2.0 KiB
Go
/*
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Copyright 2016 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 priorities
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import (
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"k8s.io/api/core/v1"
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"k8s.io/apimachinery/pkg/api/resource"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/kubernetes/plugin/pkg/scheduler/algorithm"
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schedulerapi "k8s.io/kubernetes/plugin/pkg/scheduler/api"
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"k8s.io/kubernetes/plugin/pkg/scheduler/schedulercache"
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)
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func makeNode(node string, milliCPU, memory int64) *v1.Node {
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return &v1.Node{
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ObjectMeta: metav1.ObjectMeta{Name: node},
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Status: v1.NodeStatus{
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Capacity: v1.ResourceList{
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v1.ResourceCPU: *resource.NewMilliQuantity(milliCPU, resource.DecimalSI),
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v1.ResourceMemory: *resource.NewQuantity(memory, resource.BinarySI),
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},
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Allocatable: v1.ResourceList{
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v1.ResourceCPU: *resource.NewMilliQuantity(milliCPU, resource.DecimalSI),
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v1.ResourceMemory: *resource.NewQuantity(memory, resource.BinarySI),
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},
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},
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}
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}
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func priorityFunction(mapFn algorithm.PriorityMapFunction, reduceFn algorithm.PriorityReduceFunction) algorithm.PriorityFunction {
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return func(pod *v1.Pod, nodeNameToInfo map[string]*schedulercache.NodeInfo, nodes []*v1.Node) (schedulerapi.HostPriorityList, error) {
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result := make(schedulerapi.HostPriorityList, 0, len(nodes))
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for i := range nodes {
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hostResult, err := mapFn(pod, nil, nodeNameToInfo[nodes[i].Name])
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if err != nil {
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return nil, err
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}
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result = append(result, hostResult)
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}
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if reduceFn != nil {
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if err := reduceFn(pod, nil, nodeNameToInfo, result); err != nil {
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return nil, err
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}
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}
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return result, nil
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}
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}
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