37 lines
1.5 KiB
Go
37 lines
1.5 KiB
Go
/*
|
|
Copyright 2018 The Kubernetes 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 backoff
|
|
|
|
import (
|
|
"time"
|
|
|
|
"k8s.io/autoscaler/cluster-autoscaler/cloudprovider"
|
|
schedulernodeinfo "k8s.io/kubernetes/pkg/scheduler/nodeinfo"
|
|
)
|
|
|
|
// Backoff allows time-based backing off of node groups considered in scale up algorithm
|
|
type Backoff interface {
|
|
// Backoff execution for the given node group. Returns time till execution is backed off.
|
|
Backoff(nodeGroup cloudprovider.NodeGroup, nodeInfo *schedulernodeinfo.NodeInfo, errorClass cloudprovider.InstanceErrorClass, errorCode string, currentTime time.Time) time.Time
|
|
// IsBackedOff returns true if execution is backed off for the given node group.
|
|
IsBackedOff(nodeGroup cloudprovider.NodeGroup, nodeInfo *schedulernodeinfo.NodeInfo, currentTime time.Time) bool
|
|
// RemoveBackoff removes backoff data for the given node group.
|
|
RemoveBackoff(nodeGroup cloudprovider.NodeGroup, nodeInfo *schedulernodeinfo.NodeInfo)
|
|
// RemoveStaleBackoffData removes stale backoff data.
|
|
RemoveStaleBackoffData(currentTime time.Time)
|
|
}
|