trim additional error wrap message refactored

client/dtmcli/dtmimp/trans_base.go

@@ -152,9 +152,6 @@ func TransRequestBranch(t *TransBase, method string, body interface{}, branchID
 		SetQueryParams(query).
 		SetHeaders(t.BranchHeaders).
 		Execute(method, url)
-	if err == nil {
-		err = RespAsErrorCompatible(resp)
-	}
 	return resp, err
 }
 

client/dtmcli/dtmimp/utils.go

@@ -11,7 +11,6 @@ import (
 	"encoding/json"
 	"errors"
 	"fmt"
-	"net/http"
 	"net/url"
 	"os"
 	"runtime"
@@ -218,21 +217,6 @@ func GetDsn(conf DBConf) string {
 	return dsn
 }
 
-// RespAsErrorCompatible translate a resty response to error
-// compatible with version < v1.10
-func RespAsErrorCompatible(resp *resty.Response) error {
-	code := resp.StatusCode()
-	str := resp.String()
-	if code == http.StatusTooEarly || strings.Contains(str, ResultOngoing) {
-		return fmt.Errorf("%s. %w", str, ErrOngoing)
-	} else if code == http.StatusConflict || strings.Contains(str, ResultFailure) {
-		return fmt.Errorf("%s. %w", str, ErrFailure)
-	} else if code != http.StatusOK {
-		return errors.New(str)
-	}
-	return nil
-}
-
 // RespAsErrorByJSONRPC  translate json rpc resty response to error
 func RespAsErrorByJSONRPC(resp *resty.Response) error {
 	str := resp.String()

client/dtmcli/trans_msg.go

@@ -69,7 +69,7 @@ func (s *Msg) DoAndSubmit(queryPrepared string, busiCall func(bb *BranchBarrier)
 		errb := busiCall(bb)
 		if errb != nil && !errors.Is(errb, ErrFailure) {
 			// if busicall return an error other than failure, we will query the result
-			_, err = dtmimp.TransRequestBranch(&s.TransBase, "GET", nil, bb.BranchID, bb.Op, queryPrepared)
+			_, err = requestBranch(&s.TransBase, "GET", nil, bb.BranchID, bb.Op, queryPrepared)
 		}
 		if errors.Is(errb, ErrFailure) || errors.Is(err, ErrFailure) {
 			_ = dtmimp.TransCallDtm(&s.TransBase, "abort")

client/dtmcli/trans_tcc.go

@@ -71,5 +71,5 @@ func (t *Tcc) CallBranch(body interface{}, tryURL string, confirmURL string, can
 	if err != nil {
 		return nil, err
 	}
-	return dtmimp.TransRequestBranch(&t.TransBase, "POST", body, branchID, dtmimp.OpTry, tryURL)
+	return requestBranch(&t.TransBase, "POST", body, branchID, dtmimp.OpTry, tryURL)
 }

client/dtmcli/utils.go

@@ -20,22 +20,27 @@ func MustGenGid(server string) string {
 	return res["gid"]
 }
 
-// String2DtmError translate string to dtm error
+// ErrorMessage2Error return an error fmt.Errorf("%s %w", errMsg, err) but trim out duplicate wrap
-func String2DtmError(str string) error {
-	return map[string]error{
-		ResultFailure: ErrFailure,
-		ResultOngoing: ErrOngoing,
-		ResultSuccess: nil,
-		"":            nil,
-	}[str]
-}
-
-// ErrorMessage2Error return an error fmt.Errorf("%s. %w", errMsg, err) but trim out duplicate wrap
 // eg. ErrorMessage2Error("an error. FAILURE", ErrFailure) return an error with message: "an error. FAILURE",
 // no additional ". FAILURE" added
 func ErrorMessage2Error(errMsg string, err error) error {
-	errMsg = strings.TrimSuffix(errMsg, ". "+err.Error())
+	errMsg = strings.TrimSuffix(errMsg, " "+err.Error())
-	return fmt.Errorf("%s. %w", errMsg, err)
+	return fmt.Errorf("%s %w", errMsg, err)
+}
+
+// HTTPResp2DtmError translate a resty response to error
+// compatible with version < v1.10
+func HTTPResp2DtmError(resp *resty.Response) error {
+	code := resp.StatusCode()
+	str := resp.String()
+	if code == http.StatusTooEarly || strings.Contains(str, ResultOngoing) {
+		return ErrorMessage2Error(str, ErrOngoing)
+	} else if code == http.StatusConflict || strings.Contains(str, ResultFailure) {
+		return ErrorMessage2Error(str, ErrFailure)
+	} else if code != http.StatusOK {
+		return errors.New(str)
+	}
+	return nil
 }
 
 // Result2HttpJSON return the http code and json result
@@ -60,12 +65,10 @@ func Result2HttpJSON(result interface{}) (code int, res interface{}) {
 	return
 }
 
-// IsRollback returns whether the result is indicating rollback
+func requestBranch(t *dtmimp.TransBase, method string, body interface{}, branchID string, op string, url string) (*resty.Response, error) {
-func IsRollback(resp *resty.Response, err error) bool {
+	resp, err := dtmimp.TransRequestBranch(t, method, body, branchID, op, url)
-	return err == ErrFailure || dtmimp.RespAsErrorCompatible(resp) == ErrFailure
+	if err == nil {
-}
+		err = HTTPResp2DtmError(resp)
-
+	}
-// IsOngoing returns whether the result is indicating ongoing
+	return resp, err
-func IsOngoing(resp *resty.Response, err error) bool {
-	return err == ErrOngoing || dtmimp.RespAsErrorCompatible(resp) == ErrOngoing
 }

client/dtmcli/xa.go

@@ -79,5 +79,5 @@ func XaGlobalTransaction2(server string, gid string, custom func(*Xa), xaFunc Xa
 // CallBranch call a xa branch
 func (x *Xa) CallBranch(body interface{}, url string) (*resty.Response, error) {
 	branchID := x.NewSubBranchID()
-	return dtmimp.TransRequestBranch(&x.TransBase, "POST", body, branchID, dtmimp.OpAction, url)
+	return requestBranch(&x.TransBase, "POST", body, branchID, dtmimp.OpAction, url)
 }

client/workflow/imp.go

@@ -39,7 +39,7 @@ func (wf *Workflow) loadProgresses() error {
 				Data:   p.BinData,
 			}
 			if sr.Status == dtmcli.StatusFailed {
-				sr.Error = fmt.Errorf("%s. %w", string(p.BinData), dtmcli.ErrFailure)
+				sr.Error = dtmcli.ErrorMessage2Error(string(p.BinData), dtmcli.ErrFailure)
 			}
 			wf.progresses[p.BranchID+"-"+p.Op] = sr
 		}

dtmsvr/api.go

@@ -123,7 +123,7 @@ func svcRegisterBranch(transType string, branch *TransBranch, data map[string]st
 	if err == storage.ErrNotFound {
 		msg := fmt.Sprintf("no trans with gid: %s status: %s found", branch.Gid, dtmcli.StatusPrepared)
 		logger.Errorf(msg)
-		return fmt.Errorf("message: %s %w", msg, dtmcli.ErrFailure)
+		return dtmcli.ErrorMessage2Error(msg, dtmcli.ErrFailure)
 	}
 	logger.Infof("LockGlobalSaveBranches result: %v: gid: %s old status: %s branches: %s",
 		err, branch.Gid, dtmcli.StatusPrepared, dtmimp.MustMarshalString(branches))

dtmsvr/trans_process.go

@@ -49,7 +49,7 @@ func (t *TransGlobal) process(branches []TransBranch) error {
 
 	if submitting && t.Status != dtmcli.StatusSucceed {
 		if t.RollbackReason != "" {
-			return fmt.Errorf("%s. %w", t.RollbackReason, dtmcli.ErrFailure)
+			return dtmcli.ErrorMessage2Error(t.RollbackReason, dtmcli.ErrFailure)
 		}
 		return fmt.Errorf("wait result not return success: %w", dtmcli.ErrFailure)
 	}

dtmsvr/trans_status.go

@@ -135,7 +135,7 @@ func (t *TransGlobal) getHTTPResult(uri string, branchID, op string, branchPaylo
 	if err != nil {
 		return err
 	}
-	return dtmimp.RespAsErrorCompatible(resp)
+	return dtmcli.HTTPResp2DtmError(resp)
 }
 
 func (t *TransGlobal) getJSONRPCResult(uri string, branchID, op string, branchPayload []byte) error {
@@ -158,7 +158,7 @@ func (t *TransGlobal) getJSONRPCResult(uri string, branchID, op string, branchPa
 		SetHeaders(t.TransOptions.BranchHeaders).
 		Post(uri)
 	if err == nil {
-		err = dtmimp.RespAsErrorCompatible(resp)
+		err = dtmcli.HTTPResp2DtmError(resp)
 	}
 	if err == nil {
 		err = dtmimp.RespAsErrorByJSONRPC(resp)

test/busi/barrier.go

@@ -10,7 +10,6 @@ import (
 	"context"
 	"database/sql"
 
-	"github.com/dtm-labs/dtm/client/dtmcli"
 	"github.com/dtm-labs/dtm/client/dtmgrpc"
 	"github.com/dtm-labs/dtm/dtmutil"
 	"github.com/gin-gonic/gin"
@@ -80,7 +79,7 @@ func init() {
 		app.POST(BusiAPI+"/TccBTransInTry", dtmutil.WrapHandler(func(c *gin.Context) interface{} {
 			req := reqFrom(c)
 			if req.TransInResult != "" {
-				return dtmcli.String2DtmError(req.TransInResult)
+				return string2DtmError(req.TransInResult)
 			}
 			return MustBarrierFromGin(c).CallWithDB(pdbGet(), func(tx *sql.Tx) error {
 				return tccAdjustTrading(tx, TransInUID, req.Amount)
@@ -159,7 +158,7 @@ func init() {
 		app.POST(BusiAPI+"/TccBTransOutTry", dtmutil.WrapHandler(func(c *gin.Context) interface{} {
 			req := reqFrom(c)
 			if req.TransOutResult != "" {
-				return dtmcli.String2DtmError(req.TransOutResult)
+				return string2DtmError(req.TransOutResult)
 			}
 			bb := MustBarrierFromGin(c)
 			if req.Store == Redis {

test/busi/base_grpc.go

@@ -14,7 +14,6 @@ import (
 	"net"
 	"time"
 
-	"github.com/dtm-labs/dtm/client/dtmcli"
 	"github.com/dtm-labs/dtm/client/dtmcli/dtmimp"
 	"github.com/dtm-labs/dtm/client/dtmcli/logger"
 	"github.com/dtm-labs/dtm/client/dtmgrpc"
@@ -83,7 +82,7 @@ type busiServer struct {
 
 func (s *busiServer) QueryPrepared(ctx context.Context, in *ReqGrpc) (*BusiReply, error) {
 	res := MainSwitch.QueryPreparedResult.Fetch()
-	err := dtmcli.String2DtmError(res)
+	err := string2DtmError(res)
 
 	return &BusiReply{Message: "a sample data"}, dtmgrpc.DtmError2GrpcError(err)
 }

test/busi/base_http.go

@@ -125,7 +125,7 @@ func BaseAddRoute(app *gin.Engine) {
 
 	app.GET(BusiAPI+"/QueryPrepared", dtmutil.WrapHandler(func(c *gin.Context) interface{} {
 		logger.Debugf("%s QueryPrepared", c.Query("gid"))
-		return dtmcli.String2DtmError(dtmimp.OrString(MainSwitch.QueryPreparedResult.Fetch(), dtmcli.ResultSuccess))
+		return string2DtmError(dtmimp.OrString(MainSwitch.QueryPreparedResult.Fetch(), dtmcli.ResultSuccess))
 	}))
 	app.GET(BusiAPI+"/QueryPreparedB", dtmutil.WrapHandler(func(c *gin.Context) interface{} {
 		logger.Debugf("%s QueryPreparedB", c.Query("gid"))

test/busi/data.go

@@ -67,7 +67,7 @@ func handleGeneralBusiness(c *gin.Context, result1 string, result2 string, busi
 	if res == dtmimp.ResultFailure {
 		return fmt.Errorf("reason:%s. %w", MainSwitch.FailureReason.Fetch(), dtmimp.ErrFailure)
 	}
-	return dtmcli.String2DtmError(res)
+	return string2DtmError(res)
 }
 
 // old business handler. for compatible usage

test/busi/utils.go

@@ -72,6 +72,16 @@ func MustBarrierFromGrpc(ctx context.Context) *dtmcli.BranchBarrier {
 	return ti
 }
 
+// string2DtmError translate string to dtm error
+func string2DtmError(str string) error {
+	return map[string]error{
+		dtmcli.ResultFailure: dtmcli.ErrFailure,
+		dtmcli.ResultOngoing: dtmcli.ErrOngoing,
+		dtmcli.ResultSuccess: nil,
+		"":                   nil,
+	}[str]
+}
+
 // SetGrpcHeaderForHeadersYes interceptor to set head for HeadersYes
 func SetGrpcHeaderForHeadersYes(ctx context.Context, method string, req, reply interface{}, cc *grpc.ClientConn, invoker grpc.UnaryInvoker, opts ...grpc.CallOption) error {
 	if r, ok := req.(*dtmgpb.DtmRequest); ok && strings.HasSuffix(r.Gid, "HeadersYes") {