dtm/dtmcli/message.go
2021-08-03 16:59:03 +08:00

62 lines
1.2 KiB
Go

package dtmcli
import (
"github.com/sirupsen/logrus"
"github.com/yedf/dtm/common"
)
// Msg reliable msg type
type Msg struct {
MsgData
TransBase
}
// MsgData msg data
type MsgData struct {
Gid string `json:"gid"`
TransType string `json:"trans_type"`
Steps []MsgStep `json:"steps"`
QueryPrepared string `json:"query_prepared"`
}
// MsgStep struct of one step msg
type MsgStep struct {
Action string `json:"action"`
Data string `json:"data"`
}
// NewMsg create new msg
func NewMsg(server string, gid string) *Msg {
return &Msg{
MsgData: MsgData{
Gid: gid,
TransType: "msg",
},
TransBase: TransBase{
Dtm: server,
},
}
}
// Add add a new step
func (s *Msg) Add(action string, postData interface{}) *Msg {
logrus.Printf("msg %s Add %s %v", s.MsgData.Gid, action, postData)
step := MsgStep{
Action: action,
Data: common.MustMarshalString(postData),
}
s.Steps = append(s.Steps, step)
return s
}
// Prepare prepare the msg
func (s *Msg) Prepare(queryPrepared string) error {
s.QueryPrepared = common.OrString(queryPrepared, s.QueryPrepared)
return s.CallDtm(&s.MsgData, "prepare")
}
// Submit submit the msg
func (s *Msg) Submit() error {
return s.CallDtm(&s.MsgData, "submit")
}