Use optimistic inserts for blockchain events

Always attempt to insert first, then fall back to a query for duplicates.

Signed-off-by: Andrew Richardson <andrew.richardson@kaleido.io>

internal/database/sqlcommon/blockchainevents_sql.go

@@ -55,38 +55,52 @@ var (
 
 const blockchaineventsTable = "blockchainevents"
 
-func (s *SQLCommon) InsertBlockchainEvent(ctx context.Context, event *core.BlockchainEvent) (err error) {
+func (s *SQLCommon) setBlockchainEventInsertValues(query sq.InsertBuilder, event *core.BlockchainEvent) sq.InsertBuilder {
+	return query.Values(
+		event.ID,
+		event.Source,
+		event.Namespace,
+		event.Name,
+		event.ProtocolID,
+		event.Listener,
+		event.Output,
+		event.Info,
+		event.Timestamp,
+		event.TX.Type,
+		event.TX.ID,
+		event.TX.BlockchainID,
+	)
+}
+
+func (s *SQLCommon) attemptBlockchainEventInsert(ctx context.Context, tx *txWrapper, event *core.BlockchainEvent, requestConflictEmptyResult bool) (err error) {
+	_, err = s.insertTxExt(ctx, messagesTable, tx,
+		s.setBlockchainEventInsertValues(sq.Insert(blockchaineventsTable).Columns(blockchainEventColumns...), event),
+		func() {
+			s.callbacks.UUIDCollectionNSEvent(database.CollectionBlockchainEvents, core.ChangeEventTypeCreated, event.Namespace, event.ID)
+		}, requestConflictEmptyResult)
+	return err
+}
+
+func (s *SQLCommon) InsertOrGetBlockchainEvent(ctx context.Context, event *core.BlockchainEvent) (existing *core.BlockchainEvent, err error) {
 	ctx, tx, autoCommit, err := s.beginOrUseTx(ctx)
 	if err != nil {
-		return err
+		return nil, err
 	}
 	defer s.rollbackTx(ctx, tx, autoCommit)
 
-	if _, err = s.insertTx(ctx, blockchaineventsTable, tx,
-		sq.Insert(blockchaineventsTable).
-			Columns(blockchainEventColumns...).
-			Values(
-				event.ID,
-				event.Source,
-				event.Namespace,
-				event.Name,
-				event.ProtocolID,
-				event.Listener,
-				event.Output,
-				event.Info,
-				event.Timestamp,
-				event.TX.Type,
-				event.TX.ID,
-				event.TX.BlockchainID,
-			),
-		func() {
-			s.callbacks.UUIDCollectionNSEvent(database.CollectionBlockchainEvents, core.ChangeEventTypeCreated, event.Namespace, event.ID)
-		},
-	); err != nil {
-		return err
+	opErr := s.attemptBlockchainEventInsert(ctx, tx, event, true /* we want a failure here we can progress past */)
+	if opErr == nil {
+		return nil, s.commitTx(ctx, tx, autoCommit)
+	}
+
+	// Do a select within the transaction to detemine if the protocolID already exists
+	existing, err = s.GetBlockchainEventByProtocolID(ctx, event.Namespace, event.Listener, event.ProtocolID)
+	if err != nil || existing != nil {
+		return existing, err
 	}
 
-	return s.commitTx(ctx, tx, autoCommit)
+	// Error was apparently not a protocolID conflict - must have been something else
+	return nil, opErr
 }
 
 func (s *SQLCommon) blockchainEventResult(ctx context.Context, row *sql.Rows) (*core.BlockchainEvent, error) {

internal/database/sqlcommon/blockchainevents_sql_test.go

@@ -53,7 +53,7 @@ func TestBlockchainEventsE2EWithDB(t *testing.T) {
 
 	s.callbacks.On("UUIDCollectionNSEvent", database.CollectionBlockchainEvents, core.ChangeEventTypeCreated, "ns", event.ID).Return()
 
-	err := s.InsertBlockchainEvent(ctx, event)
+	_, err := s.InsertOrGetBlockchainEvent(ctx, event)
 	assert.NotNil(t, event.Timestamp)
 	assert.NoError(t, err)
 	eventJson, _ := json.Marshal(&event)
@@ -82,12 +82,24 @@ func TestBlockchainEventsE2EWithDB(t *testing.T) {
 	assert.NoError(t, err)
 	eventReadJson, _ = json.Marshal(eventRead)
 	assert.Equal(t, string(eventJson), string(eventReadJson))
+
+	// Try to insert again with a new ID (should return existing row)
+	event2 := &core.BlockchainEvent{
+		ID:         fftypes.NewUUID(),
+		Namespace:  event.Namespace,
+		Listener:   event.Listener,
+		ProtocolID: event.ProtocolID,
+		Timestamp:  fftypes.Now(),
+	}
+	existing, err := s.InsertOrGetBlockchainEvent(ctx, event2)
+	assert.NoError(t, err)
+	assert.Equal(t, event.ID, existing.ID)
 }
 
 func TestInsertBlockchainEventFailBegin(t *testing.T) {
 	s, mock := newMockProvider().init()
 	mock.ExpectBegin().WillReturnError(fmt.Errorf("pop"))
-	err := s.InsertBlockchainEvent(context.Background(), &core.BlockchainEvent{})
+	_, err := s.InsertOrGetBlockchainEvent(context.Background(), &core.BlockchainEvent{})
 	assert.Regexp(t, "FF10114", err)
 	assert.NoError(t, mock.ExpectationsWereMet())
 }
@@ -96,8 +108,9 @@ func TestInsertBlockchainEventFailInsert(t *testing.T) {
 	s, mock := newMockProvider().init()
 	mock.ExpectBegin()
 	mock.ExpectExec("INSERT .*").WillReturnError(fmt.Errorf("pop"))
+	mock.ExpectQuery("SELECT .*").WillReturnRows(sqlmock.NewRows([]string{}))
 	mock.ExpectRollback()
-	err := s.InsertBlockchainEvent(context.Background(), &core.BlockchainEvent{})
+	_, err := s.InsertOrGetBlockchainEvent(context.Background(), &core.BlockchainEvent{})
 	assert.Regexp(t, "FF10116", err)
 	assert.NoError(t, mock.ExpectationsWereMet())
 }
@@ -107,7 +120,7 @@ func TestInsertBlockchainEventFailCommit(t *testing.T) {
 	mock.ExpectBegin()
 	mock.ExpectExec("INSERT .*").WillReturnResult(sqlmock.NewResult(1, 1))
 	mock.ExpectCommit().WillReturnError(fmt.Errorf("pop"))
-	err := s.InsertBlockchainEvent(context.Background(), &core.BlockchainEvent{})
+	_, err := s.InsertOrGetBlockchainEvent(context.Background(), &core.BlockchainEvent{})
 	assert.Regexp(t, "FF10119", err)
 	assert.NoError(t, mock.ExpectationsWereMet())
 }
@@ -122,7 +135,7 @@ func TestGetBlockchainEventByIDSelectFail(t *testing.T) {
 
 func TestGetBlockchainEventByIDNotFound(t *testing.T) {
 	s, mock := newMockProvider().init()
-	mock.ExpectQuery("SELECT .*").WillReturnRows(sqlmock.NewRows([]string{"id"}))
+	mock.ExpectQuery("SELECT .*").WillReturnRows(sqlmock.NewRows([]string{}))
 	msg, err := s.GetBlockchainEventByID(context.Background(), "ns", fftypes.NewUUID())
 	assert.NoError(t, err)
 	assert.Nil(t, msg)

internal/events/batch_pin_complete_test.go

@@ -121,16 +121,15 @@ func TestBatchPinCompleteOkBroadcast(t *testing.T) {
 		}
 	}
 
-	mdi.On("GetBlockchainEventByProtocolID", mock.Anything, "ns1", (*fftypes.UUID)(nil), batchPin.Event.ProtocolID).Return(nil, nil)
-	mth.On("InsertBlockchainEvent", mock.Anything, mock.MatchedBy(func(e *core.BlockchainEvent) bool {
+	mth.On("InsertOrGetBlockchainEvent", mock.Anything, mock.MatchedBy(func(e *core.BlockchainEvent) bool {
 		return e.Name == batchPin.Event.Name
-	})).Return(fmt.Errorf("pop")).Once()
-	mth.On("InsertBlockchainEvent", mock.Anything, mock.MatchedBy(func(e *core.BlockchainEvent) bool {
+	})).Return(nil, fmt.Errorf("pop")).Once()
+	mth.On("InsertOrGetBlockchainEvent", mock.Anything, mock.MatchedBy(func(e *core.BlockchainEvent) bool {
 		return e.Name == batchPin.Event.Name
-	})).Return(nil).Times(1)
+	})).Return(nil, nil).Once()
 	mdi.On("InsertEvent", mock.Anything, mock.MatchedBy(func(e *core.Event) bool {
 		return e.Type == core.EventTypeBlockchainEventReceived
-	})).Return(nil).Times(1)
+	})).Return(nil).Once()
 	mdi.On("InsertPins", mock.Anything, mock.Anything).Return(nil).Once()
 	msd := em.sharedDownload.(*shareddownloadmocks.Manager)
 	mdi.On("GetBatchByID", mock.Anything, "ns1", mock.Anything).Return(nil, nil)
@@ -191,16 +190,15 @@ func TestBatchPinCompleteOkBroadcastExistingBatch(t *testing.T) {
 		}
 	}
 
-	mdi.On("GetBlockchainEventByProtocolID", mock.Anything, "ns1", (*fftypes.UUID)(nil), batchPin.Event.ProtocolID).Return(nil, nil)
-	mth.On("InsertBlockchainEvent", mock.Anything, mock.MatchedBy(func(e *core.BlockchainEvent) bool {
+	mth.On("InsertOrGetBlockchainEvent", mock.Anything, mock.MatchedBy(func(e *core.BlockchainEvent) bool {
 		return e.Name == batchPin.Event.Name
-	})).Return(fmt.Errorf("pop")).Once()
-	mth.On("InsertBlockchainEvent", mock.Anything, mock.MatchedBy(func(e *core.BlockchainEvent) bool {
+	})).Return(nil, fmt.Errorf("pop")).Once()
+	mth.On("InsertOrGetBlockchainEvent", mock.Anything, mock.MatchedBy(func(e *core.BlockchainEvent) bool {
 		return e.Name == batchPin.Event.Name
-	})).Return(nil).Times(1)
+	})).Return(nil, nil).Once()
 	mdi.On("InsertEvent", mock.Anything, mock.MatchedBy(func(e *core.Event) bool {
 		return e.Type == core.EventTypeBlockchainEventReceived
-	})).Return(nil).Times(1)
+	})).Return(nil).Once()
 	mdi.On("InsertPins", mock.Anything, mock.Anything).Return(nil).Once()
 	mdi.On("GetBatchByID", mock.Anything, "ns1", mock.Anything).Return(batchPersisted, nil)
 
@@ -235,8 +233,7 @@ func TestBatchPinCompleteOkPrivate(t *testing.T) {
 	mdi.On("RunAsGroup", mock.Anything, mock.Anything).Return(nil)
 	mdi.On("InsertPins", mock.Anything, mock.Anything).Return(fmt.Errorf("These pins have been seen before")) // simulate replay fallback
 	mdi.On("UpsertPin", mock.Anything, mock.Anything).Return(nil)
-	mdi.On("GetBlockchainEventByProtocolID", mock.Anything, "ns1", (*fftypes.UUID)(nil), batchPin.Event.ProtocolID).Return(nil, nil)
-	mth.On("InsertBlockchainEvent", mock.Anything, mock.Anything).Return(nil)
+	mth.On("InsertOrGetBlockchainEvent", mock.Anything, mock.Anything).Return(nil, nil)
 	mdi.On("InsertEvent", mock.Anything, mock.Anything).Return(nil)
 	mdi.On("GetBatchByID", mock.Anything, "ns1", mock.Anything).Return(nil, nil)
 
@@ -277,8 +274,7 @@ func TestBatchPinCompleteInsertPinsFail(t *testing.T) {
 	mdi.On("RunAsGroup", mock.Anything, mock.Anything).Return(nil)
 	mdi.On("InsertPins", mock.Anything, mock.Anything).Return(fmt.Errorf("optimization miss"))
 	mdi.On("UpsertPin", mock.Anything, mock.Anything).Return(fmt.Errorf("pop"))
-	mdi.On("GetBlockchainEventByProtocolID", mock.Anything, "ns1", (*fftypes.UUID)(nil), batchPin.Event.ProtocolID).Return(nil, nil)
-	mth.On("InsertBlockchainEvent", mock.Anything, mock.Anything).Return(nil)
+	mth.On("InsertOrGetBlockchainEvent", mock.Anything, mock.Anything).Return(nil, nil)
 	mdi.On("InsertEvent", mock.Anything, mock.Anything).Return(nil)
 
 	err := em.BatchPinComplete("ns1", batchPin, &core.VerifierRef{
@@ -311,8 +307,7 @@ func TestBatchPinCompleteGetBatchByIDFails(t *testing.T) {
 	mdi := em.database.(*databasemocks.Plugin)
 	mdi.On("RunAsGroup", mock.Anything, mock.Anything).Return(nil)
 	mdi.On("InsertPins", mock.Anything, mock.Anything).Return(nil)
-	mdi.On("GetBlockchainEventByProtocolID", mock.Anything, "ns1", (*fftypes.UUID)(nil), batchPin.Event.ProtocolID).Return(nil, nil)
-	mth.On("InsertBlockchainEvent", mock.Anything, mock.Anything).Return(nil)
+	mth.On("InsertOrGetBlockchainEvent", mock.Anything, mock.Anything).Return(nil, nil)
 	mdi.On("InsertEvent", mock.Anything, mock.Anything).Return(nil)
 	mdi.On("GetBatchByID", mock.Anything, "ns1", mock.Anything).Return(nil, fmt.Errorf("batch lookup failed"))
 
@@ -346,8 +341,7 @@ func TestSequencedBroadcastInitiateDownloadFail(t *testing.T) {
 	mth.On("PersistTransaction", mock.Anything, batchPin.TransactionID, core.TransactionTypeBatchPin, "0x12345").Return(true, nil)
 
 	mdi := em.database.(*databasemocks.Plugin)
-	mdi.On("GetBlockchainEventByProtocolID", mock.Anything, "ns1", (*fftypes.UUID)(nil), batchPin.Event.ProtocolID).Return(nil, nil)
-	mth.On("InsertBlockchainEvent", mock.Anything, mock.Anything).Return(nil)
+	mth.On("InsertOrGetBlockchainEvent", mock.Anything, mock.Anything).Return(nil, nil)
 	mdi.On("InsertEvent", mock.Anything, mock.Anything).Return(nil)
 	mdi.On("InsertPins", mock.Anything, mock.Anything).Return(nil)
 	mdi.On("GetBatchByID", mock.Anything, "ns1", mock.Anything).Return(nil, nil)

internal/events/blockchain_event.go

@@ -78,17 +78,14 @@ func (em *eventManager) getTopicForChainListener(listener *core.ContractListener
 }
 
 func (em *eventManager) maybePersistBlockchainEvent(ctx context.Context, chainEvent *core.BlockchainEvent, listener *core.ContractListener) error {
-	if existing, err := em.database.GetBlockchainEventByProtocolID(ctx, chainEvent.Namespace, chainEvent.Listener, chainEvent.ProtocolID); err != nil {
+	if existing, err := em.txHelper.InsertOrGetBlockchainEvent(ctx, chainEvent); err != nil {
 		return err
 	} else if existing != nil {
 		log.L(ctx).Debugf("Ignoring duplicate blockchain event %s", chainEvent.ProtocolID)
 		// Return the ID of the existing event
 		chainEvent.ID = existing.ID
 		return nil
 	}
-	if err := em.txHelper.InsertBlockchainEvent(ctx, chainEvent); err != nil {
-		return err
-	}
 	topic := em.getTopicForChainListener(listener)
 	ffEvent := core.NewEvent(core.EventTypeBlockchainEventReceived, chainEvent.Namespace, chainEvent.ID, chainEvent.TX.ID, topic)
 	if err := em.database.InsertEvent(ctx, ffEvent); err != nil {

internal/events/blockchain_event_test.go

@@ -59,12 +59,11 @@ func TestContractEventWithRetries(t *testing.T) {
 	mdi.On("GetContractListenerByBackendID", mock.Anything, "ns1", "sb-1").Return(nil, fmt.Errorf("pop")).Once()
 	mdi.On("GetContractListenerByBackendID", mock.Anything, "ns1", "sb-1").Return(sub, nil).Times(1) // cached
 	mth := em.txHelper.(*txcommonmocks.Helper)
-	mdi.On("GetBlockchainEventByProtocolID", mock.Anything, "ns1", sub.ID, ev.ProtocolID).Return(nil, nil)
-	mth.On("InsertBlockchainEvent", mock.Anything, mock.Anything).Return(fmt.Errorf("pop")).Once()
-	mth.On("InsertBlockchainEvent", mock.Anything, mock.MatchedBy(func(e *core.BlockchainEvent) bool {
+	mth.On("InsertOrGetBlockchainEvent", mock.Anything, mock.Anything).Return(nil, fmt.Errorf("pop")).Once()
+	mth.On("InsertOrGetBlockchainEvent", mock.Anything, mock.MatchedBy(func(e *core.BlockchainEvent) bool {
 		eventID = e.ID
 		return *e.Listener == *sub.ID && e.Name == "Changed" && e.Namespace == "ns1"
-	})).Return(nil).Times(2)
+	})).Return(nil, nil).Times(2)
 	mdi.On("InsertEvent", mock.Anything, mock.Anything).Return(fmt.Errorf("pop")).Once()
 	mdi.On("InsertEvent", mock.Anything, mock.MatchedBy(func(e *core.Event) bool {
 		return e.Type == core.EventTypeBlockchainEventReceived && e.Reference != nil && e.Reference == eventID && e.Topic == "topic1"
@@ -141,6 +140,7 @@ func TestPersistBlockchainEventDuplicate(t *testing.T) {
 	defer cancel()
 
 	ev := &core.BlockchainEvent{
+		ID:         fftypes.NewUUID(),
 		Name:       "Changed",
 		Namespace:  "ns1",
 		ProtocolID: "10/20/30",
@@ -152,40 +152,16 @@ func TestPersistBlockchainEventDuplicate(t *testing.T) {
 		},
 		Listener: fftypes.NewUUID(),
 	}
+	existingID := fftypes.NewUUID()
 
-	mdi := em.database.(*databasemocks.Plugin)
-	mdi.On("GetBlockchainEventByProtocolID", mock.Anything, "ns1", ev.Listener, ev.ProtocolID).Return(&core.BlockchainEvent{}, nil)
+	mth := em.txHelper.(*txcommonmocks.Helper)
+	mth.On("InsertOrGetBlockchainEvent", mock.Anything, ev).Return(&core.BlockchainEvent{ID: existingID}, nil)
 
 	err := em.maybePersistBlockchainEvent(em.ctx, ev, nil)
 	assert.NoError(t, err)
+	assert.Equal(t, existingID, ev.ID)
 
-	mdi.AssertExpectations(t)
-}
-
-func TestPersistBlockchainEventLookupFail(t *testing.T) {
-	em, cancel := newTestEventManager(t)
-	defer cancel()
-
-	ev := &core.BlockchainEvent{
-		Name:       "Changed",
-		Namespace:  "ns1",
-		ProtocolID: "10/20/30",
-		Output: fftypes.JSONObject{
-			"value": "1",
-		},
-		Info: fftypes.JSONObject{
-			"blockNumber": "10",
-		},
-		Listener: fftypes.NewUUID(),
-	}
-
-	mdi := em.database.(*databasemocks.Plugin)
-	mdi.On("GetBlockchainEventByProtocolID", mock.Anything, "ns1", ev.Listener, ev.ProtocolID).Return(nil, fmt.Errorf("pop"))
-
-	err := em.maybePersistBlockchainEvent(em.ctx, ev, nil)
-	assert.EqualError(t, err, "pop")
-
-	mdi.AssertExpectations(t)
+	mth.AssertExpectations(t)
 }
 
 func TestGetTopicForChainListenerFallback(t *testing.T) {

internal/events/network_action_test.go

@@ -48,10 +48,9 @@ func TestNetworkAction(t *testing.T) {
 	mii := em.identity.(*identitymanagermocks.Manager)
 
 	mii.On("FindIdentityForVerifier", em.ctx, []core.IdentityType{core.IdentityTypeOrg}, verifier).Return(&core.Identity{}, nil)
-	mdi.On("GetBlockchainEventByProtocolID", em.ctx, "ns1", (*fftypes.UUID)(nil), "0001").Return(nil, nil)
-	mth.On("InsertBlockchainEvent", em.ctx, mock.MatchedBy(func(be *core.BlockchainEvent) bool {
+	mth.On("InsertOrGetBlockchainEvent", em.ctx, mock.MatchedBy(func(be *core.BlockchainEvent) bool {
 		return be.ProtocolID == "0001"
-	})).Return(nil)
+	})).Return(nil, nil)
 	mdi.On("InsertEvent", em.ctx, mock.Anything).Return(nil)
 	mmp.On("TerminateContract", em.ctx, location, mock.AnythingOfType("*blockchain.Event")).Return(nil)
 

internal/events/token_pool_created_test.go

@@ -133,10 +133,9 @@ func TestTokenPoolCreatedConfirm(t *testing.T) {
 
 	mdi.On("GetTokenPoolByLocator", em.ctx, "ns1", "erc1155", "123").Return(nil, fmt.Errorf("pop")).Once()
 	mdi.On("GetTokenPoolByLocator", em.ctx, "ns1", "erc1155", "123").Return(storedPool, nil).Once()
-	mdi.On("GetBlockchainEventByProtocolID", mock.Anything, "ns1", (*fftypes.UUID)(nil), chainPool.Event.ProtocolID).Return(nil, nil)
-	mth.On("InsertBlockchainEvent", em.ctx, mock.MatchedBy(func(e *core.BlockchainEvent) bool {
+	mth.On("InsertOrGetBlockchainEvent", em.ctx, mock.MatchedBy(func(e *core.BlockchainEvent) bool {
 		return e.Name == chainPool.Event.Name
-	})).Return(nil).Once()
+	})).Return(nil, nil).Once()
 	mdi.On("InsertEvent", em.ctx, mock.MatchedBy(func(e *core.Event) bool {
 		return e.Type == core.EventTypeBlockchainEventReceived
 	})).Return(nil).Once()
@@ -278,10 +277,9 @@ func TestTokenPoolCreatedMigrate(t *testing.T) {
 	}
 
 	mdi.On("GetTokenPoolByLocator", em.ctx, "ns1", "magic-tokens", "123").Return(storedPool, nil).Times(2)
-	mdi.On("GetBlockchainEventByProtocolID", mock.Anything, "ns1", (*fftypes.UUID)(nil), chainPool.Event.ProtocolID).Return(nil, nil)
-	mth.On("InsertBlockchainEvent", em.ctx, mock.MatchedBy(func(e *core.BlockchainEvent) bool {
+	mth.On("InsertOrGetBlockchainEvent", em.ctx, mock.MatchedBy(func(e *core.BlockchainEvent) bool {
 		return e.Name == chainPool.Event.Name
-	})).Return(nil).Once()
+	})).Return(nil, nil).Once()
 	mdi.On("InsertEvent", em.ctx, mock.MatchedBy(func(e *core.Event) bool {
 		return e.Type == core.EventTypeBlockchainEventReceived
 	})).Return(nil).Once()
@@ -324,10 +322,9 @@ func TestConfirmPoolBlockchainEventFail(t *testing.T) {
 		ProtocolID:     "tx1",
 	}
 
-	mdi.On("GetBlockchainEventByProtocolID", mock.Anything, "ns1", (*fftypes.UUID)(nil), event.ProtocolID).Return(nil, nil)
-	mth.On("InsertBlockchainEvent", em.ctx, mock.MatchedBy(func(e *core.BlockchainEvent) bool {
+	mth.On("InsertOrGetBlockchainEvent", em.ctx, mock.MatchedBy(func(e *core.BlockchainEvent) bool {
 		return e.Name == event.Name
-	})).Return(fmt.Errorf("pop"))
+	})).Return(nil, fmt.Errorf("pop"))
 
 	err := em.confirmPool(em.ctx, storedPool, event)
 	assert.EqualError(t, err, "pop")
@@ -359,10 +356,9 @@ func TestConfirmPoolTxFail(t *testing.T) {
 		ProtocolID:     "tx1",
 	}
 
-	mdi.On("GetBlockchainEventByProtocolID", mock.Anything, "ns1", (*fftypes.UUID)(nil), event.ProtocolID).Return(nil, nil)
-	mth.On("InsertBlockchainEvent", em.ctx, mock.MatchedBy(func(e *core.BlockchainEvent) bool {
+	mth.On("InsertOrGetBlockchainEvent", em.ctx, mock.MatchedBy(func(e *core.BlockchainEvent) bool {
 		return e.Name == event.Name
-	})).Return(nil)
+	})).Return(nil, nil)
 	mdi.On("InsertEvent", em.ctx, mock.MatchedBy(func(e *core.Event) bool {
 		return e.Type == core.EventTypeBlockchainEventReceived
 	})).Return(nil)
@@ -397,10 +393,9 @@ func TestConfirmPoolUpsertFail(t *testing.T) {
 		ProtocolID:     "tx1",
 	}
 
-	mdi.On("GetBlockchainEventByProtocolID", mock.Anything, "ns1", (*fftypes.UUID)(nil), event.ProtocolID).Return(nil, nil)
-	mth.On("InsertBlockchainEvent", em.ctx, mock.MatchedBy(func(e *core.BlockchainEvent) bool {
+	mth.On("InsertOrGetBlockchainEvent", em.ctx, mock.MatchedBy(func(e *core.BlockchainEvent) bool {
 		return e.Name == event.Name
-	})).Return(nil)
+	})).Return(nil, nil)
 	mdi.On("InsertEvent", em.ctx, mock.MatchedBy(func(e *core.Event) bool {
 		return e.Type == core.EventTypeBlockchainEventReceived
 	})).Return(nil)