Files
cloudpods/pkg/cloudcommon/db/taskman/taskobjs.go
T
Qiu Jian a6b865e7a2 修正:1. sql.Rows使用后未关闭,导致占用db链接 2.
服务启动后,调用AppDBInit方法设置db连接池上限,避免耗尽mysql连接
3.
app和workmanager增加db属性,用来标示该worker和app是否使用数据库,从而估计需要设置的数据库连接的上限
2018-12-21 17:10:34 +08:00

51 lines
1.3 KiB
Go

package taskman
import (
"database/sql"
"yunion.io/x/log"
"yunion.io/x/onecloud/pkg/cloudcommon/db"
)
type STaskObjectManager struct {
db.SModelBaseManager
}
var TaskObjectManager *STaskObjectManager
func init() {
TaskObjectManager = &STaskObjectManager{SModelBaseManager: db.NewModelBaseManager(STaskObject{}, "taskobjects_tbl", "taskobject", "taskobjects")}
}
type STaskObject struct {
db.SModelBase
TaskId string `width:"36" charset:"ascii" nullable:"false" primary:"true" index:"true"` // Column(VARCHAR(36, charset='ascii'), nullable=False, primary_key=True, index=True)
ObjId string `width:"36" charset:"ascii" nullable:"false" primary:"true"` // Column(VARCHAR(36, charset='ascii'), nullable=False, primary_key=True)
}
func (manager *STaskObjectManager) GetObjectIds(task *STask) []string {
ret := make([]string, 0)
taskobjs := manager.Query().SubQuery()
q := taskobjs.Query(taskobjs.Field("obj_id")).Equals("task_id", task.Id)
rows, err := q.Rows()
if err != nil {
if err != sql.ErrNoRows {
log.Errorf("TaskObjectManager GetObjectIds fail %s", err)
}
return nil
}
defer rows.Close()
for rows.Next() {
var objId string
err = rows.Scan(&objId)
if err != nil {
log.Errorf("TaskObjectManager GetObjects fetch row fail %s", err)
return nil
}
ret = append(ret, objId)
}
return ret
}