mirror of
https://github.com/k3s-io/kubernetes.git
synced 2025-11-13 14:41:42 +00:00
2fb94231d0
Restricted policy will fail admission of guaranteed pods where all requested resources are not available on a single NUMA Node
51 lines
1.3 KiB
Go
51 lines
1.3 KiB
Go
/*
|
|
Copyright 2019 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 topologymanager
|
|
|
|
import (
|
|
"k8s.io/kubernetes/pkg/kubelet/lifecycle"
|
|
)
|
|
|
|
type restrictedPolicy struct{}
|
|
|
|
var _ Policy = &restrictedPolicy{}
|
|
|
|
// PolicyRestricted policy name.
|
|
const PolicyRestricted string = "restricted"
|
|
|
|
// NewRestrictedPolicy returns restricted policy.
|
|
func NewRestrictedPolicy() Policy {
|
|
return &restrictedPolicy{}
|
|
}
|
|
|
|
func (p *restrictedPolicy) Name() string {
|
|
return PolicyRestricted
|
|
}
|
|
|
|
func (p *restrictedPolicy) CanAdmitPodResult(admit bool) lifecycle.PodAdmitResult {
|
|
if !admit {
|
|
return lifecycle.PodAdmitResult{
|
|
Admit: false,
|
|
Reason: "Topology Affinity Error",
|
|
Message: "Resources cannot be allocated with Topology Locality",
|
|
}
|
|
}
|
|
return lifecycle.PodAdmitResult{
|
|
Admit: true,
|
|
}
|
|
}
|