forked from pfnet-research/k8s-cluster-simulator
/
extender.go
40 lines (35 loc) · 1.22 KB
/
extender.go
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// Copyright 2019 Preferred Networks, Inc.
//
// 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 main
import (
v1 "k8s.io/api/core/v1"
"k8s.io/kubernetes/pkg/scheduler/api"
)
func filterExtender(args api.ExtenderArgs) api.ExtenderFilterResult {
// Filters out no nodes.
return api.ExtenderFilterResult{
Nodes: &v1.NodeList{},
NodeNames: args.NodeNames,
FailedNodes: api.FailedNodesMap{},
Error: "",
}
}
func prioritizeExtender(args api.ExtenderArgs) api.HostPriorityList {
// Ranks all nodes equally.
priorities := make(api.HostPriorityList, 0, len(*args.NodeNames))
for _, name := range *args.NodeNames {
priorities = append(priorities, api.HostPriority{Host: name, Score: 1})
}
return priorities
}