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

66 lines
1.6 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/pkg/util/sets"
"yunion.io/x/onecloud/pkg/scheduler/algorithm/predicates"
"yunion.io/x/onecloud/pkg/scheduler/core"
)
var (
ExpectedStatus = sets.NewString("running", "start_convert")
)
type StatusPredicate struct {
BasePredicate
}
func (p *StatusPredicate) Name() string {
return "baremetal_status"
}
func (p *StatusPredicate) Clone() core.FitPredicate {
return &StatusPredicate{}
}
func (p *StatusPredicate) Execute(u *core.Unit, c core.Candidater) (bool, []core.PredicateFailureReason, error) {
h := predicates.NewPredicateHelper(p, u, c)
getter := c.Getter()
status := getter.Status()
enabled := getter.Enabled()
if !ExpectedStatus.Has(status) {
h.Exclude2("status", status, ExpectedStatus)
return h.GetResult()
}
if !enabled {
h.Exclude2("enable_status", "disable", "enable")
return h.GetResult()
}
if getter.IsEmpty() {
h.SetCapacity(1)
} else {
h.AppendPredicateFailMsg(predicates.ErrBaremetalHasAlreadyBeenOccupied)
h.SetCapacity(0)
}
return h.GetResult()
}