Files
cloudpods/pkg/scheduler/algorithm/predicates/baremetal/cpu_predicate.go
2019-05-29 19:57:44 +08:00

56 lines
1.5 KiB
Go

// Copyright 2019 Yunion
//
// 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 baremetal
import (
"yunion.io/x/onecloud/pkg/scheduler/algorithm/predicates"
"yunion.io/x/onecloud/pkg/scheduler/core"
)
type CPUPredicate struct {
BasePredicate
}
func (p *CPUPredicate) Name() string {
return "baremetal_cpu"
}
func (p *CPUPredicate) Clone() core.FitPredicate {
return &CPUPredicate{}
}
func (p *CPUPredicate) Execute(u *core.Unit, c core.Candidater) (bool, []core.PredicateFailureReason, error) {
h := predicates.NewPredicateHelper(p, u, c)
d := u.SchedData()
useRsvd := h.UseReserved()
getter := c.Getter()
freeCPUCount := getter.FreeCPUCount(useRsvd)
reqCPUCount := int64(d.Ncpu)
if freeCPUCount < reqCPUCount {
totalCPUCount := getter.TotalCPUCount(useRsvd)
h.AppendInsufficientResourceError(reqCPUCount, totalCPUCount, freeCPUCount)
h.SetCapacity(0)
} else {
if reqCPUCount/freeCPUCount != 1 {
h.Exclude2("cpu", freeCPUCount, reqCPUCount)
} else {
h.SetCapacity(1)
}
}
return h.GetResult()
}