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feat: support node resource topology scheduler plugin
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,82 @@ | ||
| /* | ||
| 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 cache | ||
|
|
||
| import ( | ||
| "fmt" | ||
|
|
||
| "github.com/kubewharf/katalyst-api/pkg/apis/node/v1alpha1" | ||
| "github.com/kubewharf/katalyst-core/pkg/util/native" | ||
| ) | ||
|
|
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| type ResourceTopology struct { | ||
| TopologyZone []*v1alpha1.TopologyZone | ||
|
|
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| TopologyPolicy v1alpha1.TopologyPolicy | ||
| } | ||
|
|
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| func (rt *ResourceTopology) Update(nrt *v1alpha1.CustomNodeResource) { | ||
| cp := nrt.DeepCopy() | ||
|
|
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| rt.TopologyZone = cp.Status.TopologyZone | ||
|
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| rt.TopologyPolicy = cp.Status.TopologyPolicy | ||
| } | ||
|
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| // WithPodReousrce add assumedPodResource to ResourceTopology, | ||
| // performing pessimistic overallocation across all the NUMA zones. | ||
| func (rt *ResourceTopology) WithPodReousrce(podResource native.PodResource) *ResourceTopology { | ||
| cp := rt.DeepCopy() | ||
|
|
||
| if len(podResource) == 0 { | ||
| return cp | ||
| } | ||
| for _, topologyZone := range cp.TopologyZone { | ||
| if topologyZone.Type != v1alpha1.TopologyTypeSocket { | ||
| continue | ||
| } | ||
| for _, child := range topologyZone.Children { | ||
| if child.Type != v1alpha1.TopologyTypeNuma { | ||
| continue | ||
| } | ||
| for key, podReq := range podResource { | ||
| copyReq := podReq.DeepCopy() | ||
| fakeAllocation := v1alpha1.Allocation{ | ||
| Consumer: fmt.Sprintf("fake-consumer/%s/uid", key), | ||
| Requests: ©Req, | ||
| } | ||
| child.Allocations = append(child.Allocations, &fakeAllocation) | ||
| } | ||
| } | ||
| } | ||
|
|
||
| return cp | ||
| } | ||
|
|
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| func (rt *ResourceTopology) DeepCopy() *ResourceTopology { | ||
| out := new(ResourceTopology) | ||
| if rt.TopologyZone != nil { | ||
| out.TopologyZone = make([]*v1alpha1.TopologyZone, len(rt.TopologyZone)) | ||
| for i := range rt.TopologyZone { | ||
| if rt.TopologyZone[i] != nil { | ||
| out.TopologyZone[i] = rt.TopologyZone[i].DeepCopy() | ||
| } | ||
| } | ||
| } | ||
| out.TopologyPolicy = rt.TopologyPolicy | ||
| return out | ||
| } |
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