Files
cloudpods/pkg/scheduler/cache/candidate/builder.go

120 lines
3.0 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 candidate
import (
"time"
"yunion.io/x/sqlchemy"
computeapi "yunion.io/x/onecloud/pkg/apis/compute"
"yunion.io/x/onecloud/pkg/cloudcommon/db"
computemodels "yunion.io/x/onecloud/pkg/compute/models"
)
type baseBuilder struct {
resourceType string
}
func newBaseBuilder(resourceType string) *baseBuilder {
return &baseBuilder{
resourceType: resourceType,
}
}
func (b *baseBuilder) Type() string {
return b.resourceType
}
func FetchModelIds(q *sqlchemy.SQuery) ([]string, error) {
rs, err := q.Rows()
if err != nil {
return nil, err
}
ret := []string{}
defer rs.Close()
for rs.Next() {
var id string
if err := rs.Scan(&id); err != nil {
return nil, err
}
ret = append(ret, id)
}
return ret, nil
}
func FetchHostsByIds(ids []string) ([]computemodels.SHost, error) {
hosts := computemodels.HostManager.Query()
q := hosts.In("id", ids)
hostObjs := make([]computemodels.SHost, 0)
if err := db.FetchModelObjects(computemodels.HostManager, q, &hostObjs); err != nil {
return nil, err
}
return hostObjs, nil
}
type UpdateStatus struct {
Id string `json:"id"`
UpdatedAt time.Time `json:"updated_at"`
}
func FetchModelUpdateStatus(man db.IStandaloneModelManager, cond sqlchemy.ICondition) ([]UpdateStatus, error) {
ret := make([]UpdateStatus, 0)
err := man.Query("id", "updated_at").Filter(cond).All(&ret)
return ret, err
}
func FetchHostsUpdateStatus(isBaremetal bool) ([]UpdateStatus, error) {
q := computemodels.HostManager.Query("id", "updated_at")
if isBaremetal {
q = q.Equals("host_type", computeapi.HOST_TYPE_BAREMETAL)
} else {
q = q.NotEquals("host_type", computeapi.HOST_TYPE_BAREMETAL)
}
ret := make([]UpdateStatus, 0)
err := q.All(&ret)
return ret, err
}
type ResidentTenant struct {
HostId string `json:"host_id"`
TenantId string `json:"tenant_id"`
TenantCount int64 `json:"tenant_count"`
}
func (t ResidentTenant) First() string {
return t.HostId
}
func (t ResidentTenant) Second() string {
return t.TenantId
}
func (t ResidentTenant) Third() interface{} {
return t.TenantCount
}
func FetchHostsResidentTenants(hostIds []string) ([]ResidentTenant, error) {
guests := computemodels.GuestManager.Query().SubQuery()
q := guests.Query(
guests.Field("host_id"),
guests.Field("tenant_id"),
sqlchemy.COUNT("tenant_count", guests.Field("tenant_id")),
).In("host_id", hostIds).GroupBy("tenant_id", "host_id")
ret := make([]ResidentTenant, 0)
err := q.All(&ret)
return ret, err
}