Rainbond/api/handler/tenantsResource.go
2019-09-22 17:45:20 +08:00

43 lines
1.3 KiB
Go

package handler
import (
"github.com/Sirupsen/logrus"
dbmodel "github.com/goodrain/rainbond/db/model"
"github.com/pkg/errors"
)
// CheckTenantResource check tenant's resource is support action or not
func CheckTenantResource(tenant *dbmodel.Tenants, needMemory int) error {
ts, err := GetServiceManager().GetTenantRes(tenant.UUID)
if err != nil {
return err
}
logrus.Debugf("tenant limitMemory: %v, usedMemory: %v", tenant.LimitMemory, ts.UsedMEM)
if tenant.LimitMemory != 0 {
//tenant.LimitMemory: 租户的总资源 ts.UsedMEM: 租户使用的资源
avaiMemory := tenant.LimitMemory - ts.UsedMEM
if needMemory > avaiMemory {
logrus.Error("超出租户可用资源")
return errors.New("tenant_lack_of_memory")
}
}
clusterInfo, err := GetTenantManager().GetAllocatableResources() //节点可用资源
if err != nil {
return err
}
logrus.Debugf("cluster allocatedMemory: %v, tenantsUsedMemory; %v", clusterInfo.AllMemory, clusterInfo.RequestMemory)
// clusterInfo.AllMemory: 集群总资源 clusterInfo.RequestMemory: 集群已使用资源
clusterAvailMemory := clusterInfo.AllMemory - clusterInfo.RequestMemory
if int64(needMemory) > clusterAvailMemory {
logrus.Error("超出集群可用资源")
return errors.New("cluster_lack_of_memory")
}
return nil
}