store/tikv/retry: define Config instead of BackoffType

store/copr/batch_coprocessor.go

@@ -382,7 +382,7 @@ func (b *batchCopIterator) handleStreamedBatchCopResponse(ctx context.Context, b
 				return nil
 			}
 
-			if err1 := bo.BackoffTiKVRPC(errors.Errorf("recv stream response error: %v, task store addr: %s", err, task.storeAddr)); err1 != nil {
+			if err1 := bo.Backoff(tikv.BoTiKVRPC, errors.Errorf("recv stream response error: %v, task store addr: %s", err, task.storeAddr)); err1 != nil {
 				return errors.Trace(err)
 			}
 
@@ -431,9 +431,8 @@ func (b *batchCopIterator) handleBatchCopResponse(bo *Backoffer, response *copro
 	resp.detail.BackoffSleep = make(map[string]time.Duration, len(backoffTimes))
 	resp.detail.BackoffTimes = make(map[string]int, len(backoffTimes))
 	for backoff := range backoffTimes {
-		backoffName := backoff.String()
-		resp.detail.BackoffTimes[backoffName] = backoffTimes[backoff]
-		resp.detail.BackoffSleep[backoffName] = time.Duration(bo.GetBackoffSleepMS()[backoff]) * time.Millisecond
+		resp.detail.BackoffTimes[backoff] = backoffTimes[backoff]
+		resp.detail.BackoffSleep[backoff] = time.Duration(bo.GetBackoffSleepMS()[backoff]) * time.Millisecond
 	}
 	resp.detail.CalleeAddress = task.storeAddr
 

store/copr/coprocessor.go

@@ -834,7 +834,7 @@ func (worker *copIteratorWorker) handleCopStreamResult(bo *Backoffer, rpcCtx *ti
 			if task.storeType == kv.TiFlash {
 				err1 = bo.Backoff(tikv.BoTiFlashRPC, err1)
 			} else {
-				err1 = bo.BackoffTiKVRPC(err1)
+				err1 = bo.Backoff(tikv.BoTiKVRPC, err1)
 			}
 
 			if err1 != nil {
@@ -883,7 +883,7 @@ func (worker *copIteratorWorker) handleCopResponse(bo *Backoffer, rpcCtx *tikv.R
 			return nil, errors.Trace(err1)
 		}
 		if msBeforeExpired > 0 {
-			if err := bo.BackoffWithMaxSleep(tikv.BoTxnLockFast, int(msBeforeExpired), errors.New(lockErr.String())); err != nil {
+			if err := bo.BackoffWithMaxSleepTxnLockFast(int(msBeforeExpired), errors.New(lockErr.String())); err != nil {
 				return nil, errors.Trace(err)
 			}
 		}
@@ -914,9 +914,8 @@ func (worker *copIteratorWorker) handleCopResponse(bo *Backoffer, rpcCtx *tikv.R
 	resp.detail.BackoffSleep = make(map[string]time.Duration, len(backoffTimes))
 	resp.detail.BackoffTimes = make(map[string]int, len(backoffTimes))
 	for backoff := range backoffTimes {
-		backoffName := backoff.String()
-		resp.detail.BackoffTimes[backoffName] = backoffTimes[backoff]
-		resp.detail.BackoffSleep[backoffName] = time.Duration(bo.GetBackoffSleepMS()[backoff]) * time.Millisecond
+		resp.detail.BackoffTimes[backoff] = backoffTimes[backoff]
+		resp.detail.BackoffSleep[backoff] = time.Duration(bo.GetBackoffSleepMS()[backoff]) * time.Millisecond
 	}
 	if rpcCtx != nil {
 		resp.detail.CalleeAddress = rpcCtx.Addr

store/copr/mpp.go

@@ -340,7 +340,7 @@ func (m *mppIterator) establishMPPConns(bo *Backoffer, req *kv.MPPDispatchReques
 				return
 			}
 
-			if err1 := bo.BackoffTiKVRPC(errors.Errorf("recv stream response error: %v", err)); err1 != nil {
+			if err1 := bo.Backoff(tikv.BoTiKVRPC, errors.Errorf("recv stream response error: %v", err)); err1 != nil {
 				if errors.Cause(err) == context.Canceled {
 					logutil.BgLogger().Info("stream recv timeout", zap.Error(err))
 				} else {
@@ -383,9 +383,8 @@ func (m *mppIterator) handleMPPStreamResponse(bo *Backoffer, response *mpp.MPPDa
 	resp.detail.BackoffSleep = make(map[string]time.Duration, len(backoffTimes))
 	resp.detail.BackoffTimes = make(map[string]int, len(backoffTimes))
 	for backoff := range backoffTimes {
-		backoffName := backoff.String()
-		resp.detail.BackoffTimes[backoffName] = backoffTimes[backoff]
-		resp.detail.BackoffSleep[backoffName] = time.Duration(bo.GetBackoffSleepMS()[backoff]) * time.Millisecond
+		resp.detail.BackoffTimes[backoff] = backoffTimes[backoff]
+		resp.detail.BackoffSleep[backoff] = time.Duration(bo.GetBackoffSleepMS()[backoff]) * time.Millisecond
 	}
 	resp.detail.CalleeAddress = req.Meta.GetAddress()
 

store/driver/backoff/backoff.go

@@ -43,29 +43,22 @@ func (b *Backoffer) TiKVBackoffer() *tikv.Backoffer {
 	return b.b
 }
 
-// Backoff sleeps a while base on the backoffType and records the error message.
+// Backoff sleeps a while base on the BackoffConfig and records the error message.
 // It returns a retryable error if total sleep time exceeds maxSleep.
-func (b *Backoffer) Backoff(typ tikv.BackoffType, err error) error {
-	e := b.b.Backoff(typ, err)
+func (b *Backoffer) Backoff(cfg *tikv.BackoffConfig, err error) error {
+	e := b.b.Backoff(cfg, err)
 	return derr.ToTiDBErr(e)
 }
 
-// BackoffTiKVRPC sleeps a while base on the TiKVRPC and records the error message.
-// It returns a retryable error if total sleep time exceeds maxSleep.
-func (b *Backoffer) BackoffTiKVRPC(err error) error {
-	e := b.b.BackoffTiKVRPC(err)
-	return derr.ToTiDBErr(e)
-}
-
-// BackoffWithMaxSleep sleeps a while base on the backoffType and records the error message
+// BackoffWithMaxSleepTxnLockFast sleeps a while for the operation TxnLockFast and records the error message
 // and never sleep more than maxSleepMs for each sleep.
-func (b *Backoffer) BackoffWithMaxSleep(typ tikv.BackoffType, maxSleepMs int, err error) error {
-	e := b.b.BackoffWithMaxSleep(typ, maxSleepMs, err)
+func (b *Backoffer) BackoffWithMaxSleepTxnLockFast(maxSleepMs int, err error) error {
+	e := b.b.BackoffWithMaxSleepTxnLockFast(maxSleepMs, err)
 	return derr.ToTiDBErr(e)
 }
 
 // GetBackoffTimes returns a map contains backoff time count by type.
-func (b *Backoffer) GetBackoffTimes() map[tikv.BackoffType]int {
+func (b *Backoffer) GetBackoffTimes() map[string]int {
 	return b.b.GetBackoffTimes()
 }
 
@@ -80,7 +73,7 @@ func (b *Backoffer) GetVars() *tikv.Variables {
 }
 
 // GetBackoffSleepMS returns a map contains backoff sleep time by type.
-func (b *Backoffer) GetBackoffSleepMS() map[tikv.BackoffType]int {
+func (b *Backoffer) GetBackoffSleepMS() map[string]int {
 	return b.b.GetBackoffSleepMS()
 }
 

store/tikv/backoff.go

@@ -23,16 +23,16 @@ import (
 // Backoffer is a utility for retrying queries.
 type Backoffer = retry.Backoffer
 
-// BackoffType defines the backoff type.
-type BackoffType = retry.BackoffType
+// BackoffConfig defines the backoff configuration.
+type BackoffConfig = retry.Config
 
-// Back off types.
-const (
-	BoRegionMiss  = retry.BoRegionMiss
-	BoTiFlashRPC  = retry.BoTiFlashRPC
-	BoTxnLockFast = retry.BoTxnLockFast
-	BoTxnLock     = retry.BoTxnLock
-	BoPDRPC       = retry.BoPDRPC
+// Back off configurations.
+var (
+	BoRegionMiss = retry.BoRegionMiss
+	BoTiFlashRPC = retry.BoTiFlashRPC
+	BoTxnLock    = retry.BoTxnLock
+	BoPDRPC      = retry.BoPDRPC
+	BoTiKVRPC    = retry.BoTiKVRPC
 )
 
 // Maximum total sleep time(in ms) for kv/cop commands.

store/tikv/client_batch.go

@@ -673,7 +673,7 @@ func (c *batchCommandsClient) recreateStreamingClient(err error, streamClient *b
 			break
 		}
 
-		err2 := b.BackoffTiKVRPC(err1)
+		err2 := b.Backoff(BoTiKVRPC, err1)
 		// As timeout is set to math.MaxUint32, err2 should always be nil.
 		// This line is added to make the 'make errcheck' pass.
 		terror.Log(err2)

store/tikv/prewrite.go

@@ -269,7 +269,7 @@ func (action actionPrewrite) handleSingleBatch(c *twoPhaseCommitter, bo *Backoff
 		}
 		atomic.AddInt64(&c.getDetail().ResolveLockTime, int64(time.Since(start)))
 		if msBeforeExpired > 0 {
-			err = bo.BackoffWithMaxSleep(retry.BoTxnLock, int(msBeforeExpired), errors.Errorf("2PC prewrite lockedKeys: %d", len(locks)))
+			err = bo.BackoffWithCfgAndMaxSleep(retry.BoTxnLock, int(msBeforeExpired), errors.Errorf("2PC prewrite lockedKeys: %d", len(locks)))
 			if err != nil {
 				return errors.Trace(err)
 			}

store/tikv/region_request.go

@@ -577,7 +577,7 @@ func (s *RegionRequestSender) onSendFail(bo *Backoffer, ctx *RPCContext, err err
 	if ctx.Store != nil && ctx.Store.storeType == tikvrpc.TiFlash {
 		err = bo.Backoff(retry.BoTiFlashRPC, errors.Errorf("send tiflash request error: %v, ctx: %v, try next peer later", err, ctx))
 	} else {
-		err = bo.BackoffTiKVRPC(errors.Errorf("send tikv request error: %v, ctx: %v, try next peer later", err, ctx))
+		err = bo.Backoff(retry.BoTiKVRPC, errors.Errorf("send tikv request error: %v, ctx: %v, try next peer later", err, ctx))
 	}
 	return errors.Trace(err)
 }