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package dtclient
import (
"github.com/beego/beego/orm"
"k8s.io/klog/v2"
"github.com/kubeedge/kubeedge/edge/pkg/common/dbm"
)
// Device the struct of device
type Device struct {
ID string `orm:"column(id); size(64); pk"`
Name string `orm:"column(name); null; type(text)"`
Description string `orm:"column(description); null; type(text)"`
State string `orm:"column(state); null; type(text)"`
LastOnline string `orm:"column(last_online); null; type(text)"`
}
// SaveDevice save device
func SaveDevice(obm orm.Ormer, doc *Device) error {
num, err := obm.Insert(doc)
klog.V(4).Infof("Insert affected Num: %d, %v", num, err)
return err
}
// DeleteDeviceByID delete device by id
func DeleteDeviceByID(obm orm.Ormer, id string) error {
num, err := obm.QueryTable(DeviceTableName).Filter("id", id).Delete()
if err != nil {
klog.Errorf("Something wrong when deleting data: %v", err)
return err
}
klog.V(4).Infof("Delete affected Num: %d", num)
return nil
}
// UpdateDeviceField update special field
func UpdateDeviceField(deviceID string, col string, value interface{}) error {
num, err := dbm.DBAccess.QueryTable(DeviceTableName).Filter("id", deviceID).Update(map[string]interface{}{col: value})
klog.V(4).Infof("Update affected Num: %d, %s", num, err)
return err
}
// UpdateDeviceFields update special fields
func UpdateDeviceFields(deviceID string, cols map[string]interface{}) error {
num, err := dbm.DBAccess.QueryTable(DeviceTableName).Filter("id", deviceID).Update(cols)
klog.V(4).Infof("Update affected Num: %d, %s", num, err)
return err
}
// QueryDevice query Device
func QueryDevice(key string, condition string) (*[]Device, error) {
devices := new([]Device)
_, err := dbm.DBAccess.QueryTable(DeviceTableName).Filter(key, condition).All(devices)
if err != nil {
return nil, err
}
return devices, nil
}
// QueryDeviceAll query twin
func QueryDeviceAll() (*[]Device, error) {
devices := new([]Device)
_, err := dbm.DBAccess.QueryTable(DeviceTableName).All(devices)
if err != nil {
return nil, err
}
return devices, nil
}
// DeviceUpdate the struct for updating device
type DeviceUpdate struct {
DeviceID string
Cols map[string]interface{}
}
// UpdateDeviceMulti update device multi
func UpdateDeviceMulti(updates []DeviceUpdate) error {
var err error
for _, update := range updates {
err = UpdateDeviceFields(update.DeviceID, update.Cols)
if err != nil {
return err
}
}
return nil
}
// AddDeviceTrans the transaction of add device
func AddDeviceTrans(adds []Device, addAttrs []DeviceAttr, addTwins []DeviceTwin) error {
obm := dbm.DefaultOrmFunc()
err := obm.Begin()
if err != nil {
klog.Errorf("failed to begin transaction: %v", err)
return err
}
defer func() {
if err != nil {
dbm.RollbackTransaction(obm)
} else {
err = obm.Commit()
if err != nil {
klog.Errorf("failed to commit transaction: %v", err)
}
}
}()
for _, add := range adds {
err = SaveDevice(obm, &add)
if err != nil {
klog.Errorf("save device failed: %v", err)
return err
}
}
for _, attr := range addAttrs {
err = SaveDeviceAttr(obm, &attr)
if err != nil {
return err
}
}
for _, twin := range addTwins {
err = SaveDeviceTwin(obm, &twin)
if err != nil {
return err
}
}
return err
}
// DeleteDeviceTrans the transaction of delete device
func DeleteDeviceTrans(deletes []string) error {
obm := dbm.DefaultOrmFunc()
err := obm.Begin()
if err != nil {
klog.Errorf("failed to begin transaction: %v", err)
return err
}
defer func() {
if err != nil {
dbm.RollbackTransaction(obm)
} else {
err = obm.Commit()
if err != nil {
klog.Errorf("failed to commit transaction: %v", err)
}
}
}()
for _, delete := range deletes {
err = DeleteDeviceByID(obm, delete)
if err != nil {
return err
}
err = DeleteDeviceAttrByDeviceID(obm, delete)
if err != nil {
return err
}
err = DeleteDeviceTwinByDeviceID(obm, delete)
if err != nil {
return err
}
}
return err
}
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