WIP sync logic

commonspace/object/acl/list/list.go

@@ -44,6 +44,7 @@ type AclList interface {
 	Records() []*AclRecord
 	AclState() *AclState
 	IsAfter(first string, second string) (bool, error)
+	HasHead(head string) bool
 	Head() *AclRecord
 	Get(id string) (*AclRecord, error)
 	GetIndex(idx int) (*AclRecord, error)
@@ -199,7 +200,7 @@ func (a *aclList) ValidateRawRecord(rawRec *consensusproto.RawRecord) (err error
 func (a *aclList) AddRawRecords(rawRecords []*consensusproto.RawRecordWithId) (err error) {
 	for _, rec := range rawRecords {
 		err = a.AddRawRecord(rec)
-		if err != nil {
+		if err != nil && err != ErrRecordAlreadyExists {
 			return
 		}
 	}
@@ -257,6 +258,11 @@ func (a *aclList) Head() *AclRecord {
 	return a.records[len(a.records)-1]
 }
 
+func (a *aclList) HasHead(head string) bool {
+	_, exists := a.indexes[head]
+	return exists
+}
+
 func (a *aclList) Get(id string) (*AclRecord, error) {
 	recIdx, ok := a.indexes[id]
 	if !ok {

commonspace/object/acl/syncacl/aclsyncprotocol.go

@@ -23,15 +23,84 @@ type aclSyncProtocol struct {
 }
 
 func (a *aclSyncProtocol) HeadUpdate(ctx context.Context, senderId string, update *consensusproto.LogHeadUpdate) (request *consensusproto.LogSyncMessage, err error) {
-	return
+	isEmptyUpdate := len(update.Records) == 0
+	log := a.log.With(
+		zap.String("senderId", senderId),
+		zap.String("update head", update.Head),
+		zap.Int("len(update records)", len(update.Records)))
+	log.DebugCtx(ctx, "received acl head update message")
+
+	defer func() {
+		if err != nil {
+			log.ErrorCtx(ctx, "acl head update finished with error", zap.Error(err))
+		} else if request != nil {
+			cnt := request.Content.GetFullSyncRequest()
+			log.DebugCtx(ctx, "returning acl full sync request", zap.String("request head", cnt.Head))
+		} else {
+			if !isEmptyUpdate {
+				log.DebugCtx(ctx, "acl head update finished correctly")
+			}
+		}
+	}()
+	if isEmptyUpdate {
+		headEquals := a.aclList.Head().Id == update.Head
+		log.DebugCtx(ctx, "is empty acl head update", zap.Bool("headEquals", headEquals))
+		if headEquals {
+			return
+		}
+		return a.reqFactory.CreateFullSyncRequest(a.aclList, update.Head)
+	}
+	if a.aclList.HasHead(update.Head) {
+		return
+	}
+	err = a.aclList.AddRawRecords(update.Records)
+	if err != nil && err != list.ErrIncorrectRecordSequence {
+		return
+	}
+	return a.reqFactory.CreateFullSyncRequest(a.aclList, update.Head)
 }
 
 func (a *aclSyncProtocol) FullSyncRequest(ctx context.Context, senderId string, request *consensusproto.LogFullSyncRequest) (response *consensusproto.LogSyncMessage, err error) {
-	return
+	log := a.log.With(
+		zap.String("senderId", senderId),
+		zap.String("request head", request.Head),
+		zap.Int("len(request records)", len(request.Records)))
+	log.DebugCtx(ctx, "received acl full sync request message")
+
+	defer func() {
+		if err != nil {
+			log.ErrorCtx(ctx, "acl full sync request finished with error", zap.Error(err))
+		} else if response != nil {
+			cnt := response.Content.GetFullSyncResponse()
+			log.DebugCtx(ctx, "acl full sync response sent", zap.String("response head", cnt.Head), zap.Int("len(response records)", len(cnt.Records)))
+		}
+	}()
+	if len(request.Records) > 0 && !a.aclList.HasHead(request.Head) {
+		err = a.aclList.AddRawRecords(request.Records)
+		if err != nil {
+			return
+		}
+	}
+	return a.reqFactory.CreateFullSyncResponse(a.aclList, request.Head)
 }
 
 func (a *aclSyncProtocol) FullSyncResponse(ctx context.Context, senderId string, response *consensusproto.LogFullSyncResponse) (err error) {
-	return
+	log := a.log.With(
+		zap.String("senderId", senderId),
+		zap.String("response head", response.Head),
+		zap.Int("len(response records)", len(response.Records)))
+	log.DebugCtx(ctx, "received acl full sync response message")
+	defer func() {
+		if err != nil {
+			log.ErrorCtx(ctx, "acl full sync response failed", zap.Error(err))
+		} else {
+			log.DebugCtx(ctx, "acl full sync response succeeded")
+		}
+	}()
+	if a.aclList.HasHead(response.Head) {
+		return
+	}
+	return a.aclList.AddRawRecords(response.Records)
 }
 
 func newAclSyncProtocol(spaceId string, aclList list.AclList, reqFactory RequestFactory) *aclSyncProtocol {

commonspace/object/acl/syncacl/requestfactory.go

@@ -7,7 +7,7 @@ import (
 
 type RequestFactory interface {
 	CreateHeadUpdate(l list.AclList, added []*consensusproto.RawRecordWithId) (msg *consensusproto.LogSyncMessage)
-	CreateFullSyncRequest(theirHead string) (req *consensusproto.LogSyncMessage, err error)
+	CreateFullSyncRequest(l list.AclList, theirHead string) (req *consensusproto.LogSyncMessage, err error)
 	CreateFullSyncResponse(l list.AclList, theirHead string) (*consensusproto.LogSyncMessage, error)
 }
 
@@ -21,7 +21,7 @@ func (r *requestFactory) CreateHeadUpdate(l list.AclList, added []*consensusprot
 	return
 }
 
-func (r *requestFactory) CreateFullSyncRequest(theirHead string) (req *consensusproto.LogSyncMessage, err error) {
+func (r *requestFactory) CreateFullSyncRequest(l list.AclList, theirHead string) (req *consensusproto.LogSyncMessage, err error) {
 	return
 }
 

commonspace/object/acl/syncacl/syncacl.go

@@ -109,7 +109,7 @@ func (s *SyncAcl) SyncWithPeer(ctx context.Context, peerId string) (err error) {
 	s.Lock()
 	defer s.Unlock()
 	headUpdate := s.syncClient.CreateHeadUpdate(s, nil)
-	return s.syncClient.SendUpdate(peerId, s.Id(), headUpdate)
+	return s.syncClient.SendUpdate(peerId, headUpdate)
 }
 
 func (s *SyncAcl) Close(ctx context.Context) (err error) {

commonspace/object/acl/syncacl/syncaclhandler.go

@@ -2,11 +2,19 @@ package syncacl
 
 import (
 	"context"
+	"errors"
 
 	"github.com/anyproto/any-sync/commonspace/object/acl/list"
 	"github.com/anyproto/any-sync/commonspace/objectsync/synchandler"
 	"github.com/anyproto/any-sync/commonspace/spacesyncproto"
 	"github.com/anyproto/any-sync/commonspace/syncstatus"
+	"github.com/anyproto/any-sync/consensus/consensusproto"
+	"github.com/gogo/protobuf/proto"
+)
+
+var (
+	ErrMessageIsRequest    = errors.New("message is request")
+	ErrMessageIsNotRequest = errors.New("message is not request")
 )
 
 type syncAclHandler struct {
@@ -27,10 +35,46 @@ func newSyncAclHandler(spaceId string, aclList list.AclList, syncClient SyncClie
 	}
 }
 
-func (s *syncAclHandler) HandleMessage(ctx context.Context, senderId string, req *spacesyncproto.ObjectSyncMessage) (err error) {
+func (s *syncAclHandler) HandleMessage(ctx context.Context, senderId string, message *spacesyncproto.ObjectSyncMessage) (err error) {
+	unmarshalled := &consensusproto.LogSyncMessage{}
+	err = proto.Unmarshal(message.Payload, unmarshalled)
+	if err != nil {
+		return
+	}
+	content := unmarshalled.GetContent()
+	s.aclList.Lock()
+	defer s.aclList.Unlock()
+	switch {
+	case content.GetHeadUpdate() != nil:
+		var syncReq *consensusproto.LogSyncMessage
+		syncReq, err = s.syncProtocol.HeadUpdate(ctx, senderId, content.GetHeadUpdate())
+		if err != nil || syncReq == nil {
+			return
+		}
+		return s.syncClient.QueueRequest(senderId, syncReq)
+	case content.GetFullSyncRequest() != nil:
+		return ErrMessageIsRequest
+	case content.GetFullSyncResponse() != nil:
+		return s.syncProtocol.FullSyncResponse(ctx, senderId, content.GetFullSyncResponse())
+	}
 	return
 }
 
 func (s *syncAclHandler) HandleRequest(ctx context.Context, senderId string, request *spacesyncproto.ObjectSyncMessage) (response *spacesyncproto.ObjectSyncMessage, err error) {
-	return
+	unmarshalled := &consensusproto.LogSyncMessage{}
+	err = proto.Unmarshal(request.Payload, unmarshalled)
+	if err != nil {
+		return
+	}
+	fullSyncRequest := unmarshalled.GetContent().GetFullSyncRequest()
+	if fullSyncRequest == nil {
+		return nil, ErrMessageIsNotRequest
+	}
+	s.aclList.Lock()
+	defer s.aclList.Unlock()
+	aclResp, err := s.syncProtocol.FullSyncRequest(ctx, senderId, fullSyncRequest)
+	if err != nil {
+		return
+	}
+	return spacesyncproto.MarshallSyncMessage(aclResp, s.spaceId, s.aclList.Id())
 }

commonspace/object/acl/syncacl/syncclient.go

@@ -7,14 +7,15 @@ import (
 	"github.com/anyproto/any-sync/commonspace/requestmanager"
 	"github.com/anyproto/any-sync/commonspace/spacesyncproto"
 	"github.com/anyproto/any-sync/consensus/consensusproto"
+	"go.uber.org/zap"
 )
 
 type SyncClient interface {
 	RequestFactory
 	Broadcast(msg *consensusproto.LogSyncMessage)
-	SendUpdate(peerId, objectId string, msg *consensusproto.LogSyncMessage) (err error)
+	SendUpdate(peerId string, msg *consensusproto.LogSyncMessage) (err error)
-	QueueRequest(peerId, objectId string, msg *consensusproto.LogSyncMessage) (err error)
+	QueueRequest(peerId string, msg *consensusproto.LogSyncMessage) (err error)
-	SendRequest(ctx context.Context, peerId, objectId string, msg *consensusproto.LogSyncMessage) (reply *spacesyncproto.ObjectSyncMessage, err error)
+	SendRequest(ctx context.Context, peerId string, msg *consensusproto.LogSyncMessage) (reply *spacesyncproto.ObjectSyncMessage, err error)
 }
 
 type syncClient struct {
@@ -24,21 +25,6 @@ type syncClient struct {
 	peerManager    peermanager.PeerManager
 }
 
-func (s *syncClient) Broadcast(msg *consensusproto.LogSyncMessage) {
-}
-
-func (s *syncClient) SendUpdate(peerId, objectId string, msg *consensusproto.LogSyncMessage) (err error) {
-	return
-}
-
-func (s *syncClient) QueueRequest(peerId, objectId string, msg *consensusproto.LogSyncMessage) (err error) {
-	return
-}
-
-func (s *syncClient) SendRequest(ctx context.Context, peerId, objectId string, msg *consensusproto.LogSyncMessage) (reply *spacesyncproto.ObjectSyncMessage, err error) {
-	return
-}
-
 func NewSyncClient(spaceId string, requestManager requestmanager.RequestManager, peerManager peermanager.PeerManager) SyncClient {
 	return &syncClient{
 		RequestFactory: &requestFactory{},
@@ -47,3 +33,38 @@ func NewSyncClient(spaceId string, requestManager requestmanager.RequestManager,
 		peerManager:    peerManager,
 	}
 }
+
+func (s *syncClient) Broadcast(msg *consensusproto.LogSyncMessage) {
+	objMsg, err := spacesyncproto.MarshallSyncMessage(msg, s.spaceId, msg.Id)
+	if err != nil {
+		return
+	}
+	err = s.peerManager.Broadcast(context.Background(), objMsg)
+	if err != nil {
+		log.Debug("broadcast error", zap.Error(err))
+	}
+}
+
+func (s *syncClient) SendUpdate(peerId string, msg *consensusproto.LogSyncMessage) (err error) {
+	objMsg, err := spacesyncproto.MarshallSyncMessage(msg, s.spaceId, msg.Id)
+	if err != nil {
+		return
+	}
+	return s.peerManager.SendPeer(context.Background(), peerId, objMsg)
+}
+
+func (s *syncClient) SendRequest(ctx context.Context, peerId string, msg *consensusproto.LogSyncMessage) (reply *spacesyncproto.ObjectSyncMessage, err error) {
+	objMsg, err := spacesyncproto.MarshallSyncMessage(msg, s.spaceId, msg.Id)
+	if err != nil {
+		return
+	}
+	return s.requestManager.SendRequest(ctx, peerId, objMsg)
+}
+
+func (s *syncClient) QueueRequest(peerId string, msg *consensusproto.LogSyncMessage) (err error) {
+	objMsg, err := spacesyncproto.MarshallSyncMessage(msg, s.spaceId, msg.Id)
+	if err != nil {
+		return
+	}
+	return s.requestManager.QueueRequest(peerId, objMsg)
+}

commonspace/object/tree/synctree/syncclient.go

@@ -35,7 +35,7 @@ func NewSyncClient(spaceId string, requestManager requestmanager.RequestManager,
 }
 
 func (s *syncClient) Broadcast(msg *treechangeproto.TreeSyncMessage) {
-	objMsg, err := MarshallTreeMessage(msg, s.spaceId, msg.RootChange.Id, "")
+	objMsg, err := spacesyncproto.MarshallSyncMessage(msg, s.spaceId, msg.RootChange.Id)
 	if err != nil {
 		return
 	}
@@ -46,7 +46,7 @@ func (s *syncClient) Broadcast(msg *treechangeproto.TreeSyncMessage) {
 }
 
 func (s *syncClient) SendUpdate(peerId, objectId string, msg *treechangeproto.TreeSyncMessage) (err error) {
-	objMsg, err := MarshallTreeMessage(msg, s.spaceId, objectId, "")
+	objMsg, err := spacesyncproto.MarshallSyncMessage(msg, s.spaceId, objectId)
 	if err != nil {
 		return
 	}
@@ -54,7 +54,7 @@ func (s *syncClient) SendUpdate(peerId, objectId string, msg *treechangeproto.Tr
 }
 
 func (s *syncClient) SendRequest(ctx context.Context, peerId, objectId string, msg *treechangeproto.TreeSyncMessage) (reply *spacesyncproto.ObjectSyncMessage, err error) {
-	objMsg, err := MarshallTreeMessage(msg, s.spaceId, objectId, "")
+	objMsg, err := spacesyncproto.MarshallSyncMessage(msg, s.spaceId, objectId)
 	if err != nil {
 		return
 	}
@@ -62,23 +62,9 @@ func (s *syncClient) SendRequest(ctx context.Context, peerId, objectId string, m
 }
 
 func (s *syncClient) QueueRequest(peerId, objectId string, msg *treechangeproto.TreeSyncMessage) (err error) {
-	objMsg, err := MarshallTreeMessage(msg, s.spaceId, objectId, "")
+	objMsg, err := spacesyncproto.MarshallSyncMessage(msg, s.spaceId, objectId)
 	if err != nil {
 		return
 	}
 	return s.requestManager.QueueRequest(peerId, objMsg)
 }
-
-func MarshallTreeMessage(message *treechangeproto.TreeSyncMessage, spaceId, objectId, replyId string) (objMsg *spacesyncproto.ObjectSyncMessage, err error) {
-	payload, err := message.Marshal()
-	if err != nil {
-		return
-	}
-	objMsg = &spacesyncproto.ObjectSyncMessage{
-		ReplyId:  replyId,
-		Payload:  payload,
-		ObjectId: objectId,
-		SpaceId:  spaceId,
-	}
-	return
-}

commonspace/object/tree/synctree/synctreehandler.go

@@ -81,7 +81,7 @@ func (s *syncTreeHandler) handleRequest(ctx context.Context, senderId string, fu
 	if err != nil {
 		return
 	}
-	response, err = MarshallTreeMessage(treeResp, s.spaceId, s.objTree.Id(), "")
+	response, err = spacesyncproto.MarshallSyncMessage(treeResp, s.spaceId, s.objTree.Id())
 	return
 }
 

commonspace/object/tree/synctree/synctreehandler_test.go

@@ -103,7 +103,7 @@ func TestSyncTreeHandler_HandleMessage(t *testing.T) {
 			Heads: []string{"h3"},
 		}
 		treeMsg := treechangeproto.WrapHeadUpdate(headUpdate, chWithId)
-		objectMsg, _ := MarshallTreeMessage(treeMsg, "spaceId", treeId, "")
+		objectMsg, _ := spacesyncproto.MarshallSyncMessage(treeMsg, "spaceId", treeId)
 
 		syncReq := &treechangeproto.TreeSyncMessage{}
 		fx.syncHandler.heads = []string{"h2"}
@@ -127,7 +127,7 @@ func TestSyncTreeHandler_HandleMessage(t *testing.T) {
 			Heads: []string{"h1"},
 		}
 		treeMsg := treechangeproto.WrapHeadUpdate(headUpdate, chWithId)
-		objectMsg, _ := MarshallTreeMessage(treeMsg, "spaceId", treeId, "")
+		objectMsg, _ := spacesyncproto.MarshallSyncMessage(treeMsg, "spaceId", treeId)
 
 		fx.syncHandler.heads = []string{"h1"}
 		fx.objectTreeMock.EXPECT().Id().AnyTimes().Return(fx.treeId)
@@ -145,7 +145,7 @@ func TestSyncTreeHandler_HandleMessage(t *testing.T) {
 			Heads: []string{"h3"},
 		}
 		treeMsg := treechangeproto.WrapHeadUpdate(headUpdate, chWithId)
-		objectMsg, _ := MarshallTreeMessage(treeMsg, "spaceId", treeId, "")
+		objectMsg, _ := spacesyncproto.MarshallSyncMessage(treeMsg, "spaceId", treeId)
 
 		fx.syncHandler.heads = []string{"h2"}
 		fx.objectTreeMock.EXPECT().Id().AnyTimes().Return(fx.treeId)
@@ -167,7 +167,7 @@ func TestSyncTreeHandler_HandleMessage(t *testing.T) {
 			Heads: []string{"h3"},
 		}
 		treeMsg := treechangeproto.WrapFullRequest(fullRequest, chWithId)
-		objectMsg, _ := MarshallTreeMessage(treeMsg, "spaceId", treeId, "")
+		objectMsg, _ := spacesyncproto.MarshallSyncMessage(treeMsg, "spaceId", treeId)
 
 		fx.syncHandler.heads = []string{"h2"}
 		fx.objectTreeMock.EXPECT().Id().AnyTimes().Return(fx.treeId)
@@ -186,7 +186,7 @@ func TestSyncTreeHandler_HandleMessage(t *testing.T) {
 			Heads: []string{"h3"},
 		}
 		treeMsg := treechangeproto.WrapFullResponse(fullSyncResponse, chWithId)
-		objectMsg, _ := MarshallTreeMessage(treeMsg, "spaceId", treeId, "")
+		objectMsg, _ := spacesyncproto.MarshallSyncMessage(treeMsg, "spaceId", treeId)
 
 		fx.syncHandler.heads = []string{"h2"}
 		fx.objectTreeMock.EXPECT().Id().AnyTimes().Return(fx.treeId)
@@ -209,7 +209,7 @@ func TestSyncTreeHandler_HandleRequest(t *testing.T) {
 		chWithId := &treechangeproto.RawTreeChangeWithId{}
 		fullRequest := &treechangeproto.TreeFullSyncRequest{}
 		treeMsg := treechangeproto.WrapFullRequest(fullRequest, chWithId)
-		objectMsg, _ := MarshallTreeMessage(treeMsg, "spaceId", treeId, "")
+		objectMsg, _ := spacesyncproto.MarshallSyncMessage(treeMsg, "spaceId", treeId)
 
 		syncResp := &treechangeproto.TreeSyncMessage{}
 		fx.objectTreeMock.EXPECT().Id().AnyTimes().Return(fx.treeId)
@@ -230,7 +230,7 @@ func TestSyncTreeHandler_HandleRequest(t *testing.T) {
 		headUpdate := &treechangeproto.TreeHeadUpdate{}
 		headUpdateMsg := treechangeproto.WrapHeadUpdate(headUpdate, chWithId)
 		for _, msg := range []*treechangeproto.TreeSyncMessage{responseMsg, headUpdateMsg} {
-			objectMsg, _ := MarshallTreeMessage(msg, "spaceId", treeId, "")
+			objectMsg, _ := spacesyncproto.MarshallSyncMessage(msg, "spaceId", treeId)
 
 			_, err := fx.syncHandler.HandleRequest(ctx, fx.senderId, objectMsg)
 			require.Equal(t, err, ErrMessageIsNotRequest)

commonspace/object/tree/synctree/treesyncprotocol.go

@@ -60,7 +60,7 @@ func (t *treeSyncProtocol) HeadUpdate(ctx context.Context, senderId string, upda
 	// isEmptyUpdate is sent when the tree is brought up from cache
 	if isEmptyUpdate {
 		headEquals := slice.UnsortedEquals(objTree.Heads(), update.Heads)
-		log.DebugCtx(ctx, "is empty update", zap.String("treeId", objTree.Id()), zap.Bool("headEquals", headEquals))
+		log.DebugCtx(ctx, "is empty update", zap.Bool("headEquals", headEquals))
 		if headEquals {
 			return
 		}
@@ -70,7 +70,7 @@ func (t *treeSyncProtocol) HeadUpdate(ctx context.Context, senderId string, upda
 		return
 	}
 
-	if t.alreadyHasHeads(objTree, update.Heads) {
+	if t.hasHeads(objTree, update.Heads) {
 		return
 	}
 
@@ -82,7 +82,7 @@ func (t *treeSyncProtocol) HeadUpdate(ctx context.Context, senderId string, upda
 		return
 	}
 
-	if t.alreadyHasHeads(objTree, update.Heads) {
+	if t.hasHeads(objTree, update.Heads) {
 		return
 	}
 
@@ -109,7 +109,7 @@ func (t *treeSyncProtocol) FullSyncRequest(ctx context.Context, senderId string,
 		}
 	}()
 
-	if len(request.Changes) != 0 && !t.alreadyHasHeads(objTree, request.Heads) {
+	if len(request.Changes) != 0 && !t.hasHeads(objTree, request.Heads) {
 		_, err = objTree.AddRawChanges(ctx, objecttree.RawChangesPayload{
 			NewHeads:   request.Heads,
 			RawChanges: request.Changes,
@@ -137,7 +137,7 @@ func (t *treeSyncProtocol) FullSyncResponse(ctx context.Context, senderId string
 			log.DebugCtx(ctx, "full sync response succeeded")
 		}
 	}()
-	if t.alreadyHasHeads(objTree, response.Heads) {
+	if t.hasHeads(objTree, response.Heads) {
 		return
 	}
 
@@ -148,6 +148,6 @@ func (t *treeSyncProtocol) FullSyncResponse(ctx context.Context, senderId string
 	return
 }
 
-func (t *treeSyncProtocol) alreadyHasHeads(ot objecttree.ObjectTree, heads []string) bool {
+func (t *treeSyncProtocol) hasHeads(ot objecttree.ObjectTree, heads []string) bool {
 	return slice.UnsortedEquals(ot.Heads(), heads) || ot.HasChanges(heads...)
 }

commonspace/spacesyncproto/spacesync.go

@@ -2,6 +2,7 @@
 package spacesyncproto
 
 import (
+	"github.com/gogo/protobuf/proto"
 	"storj.io/drpc"
 )
 
@@ -16,3 +17,16 @@ func (c ClientFactoryFunc) Client(cc drpc.Conn) DRPCSpaceSyncClient {
 type ClientFactory interface {
 	Client(cc drpc.Conn) DRPCSpaceSyncClient
 }
+
+func MarshallSyncMessage(message proto.Marshaler, spaceId, objectId string) (objMsg *ObjectSyncMessage, err error) {
+	payload, err := message.Marshal()
+	if err != nil {
+		return
+	}
+	objMsg = &ObjectSyncMessage{
+		Payload:  payload,
+		ObjectId: objectId,
+		SpaceId:  spaceId,
+	}
+	return
+}

consensus/consensusproto/consensus.pb.go

@@ -811,7 +811,8 @@ func (m *LogHeadUpdate) GetRecords() []*RawRecordWithId {
 
 // LogFullSyncRequest is a message sent when consensus log needs full sync
 type LogFullSyncRequest struct {
-	Head string `protobuf:"bytes,1,opt,name=head,proto3" json:"head,omitempty"`
+	Head    string             `protobuf:"bytes,1,opt,name=head,proto3" json:"head,omitempty"`
+	Records []*RawRecordWithId `protobuf:"bytes,2,rep,name=records,proto3" json:"records,omitempty"`
 }
 
 func (m *LogFullSyncRequest) Reset()         { *m = LogFullSyncRequest{} }
@@ -854,6 +855,13 @@ func (m *LogFullSyncRequest) GetHead() string {
 	return ""
 }
 
+func (m *LogFullSyncRequest) GetRecords() []*RawRecordWithId {
+	if m != nil {
+		return m.Records
+	}
+	return nil
+}
+
 // LogFullSyncResponse is a message sent as a response for a specific full sync
 type LogFullSyncResponse struct {
 	Head    string             `protobuf:"bytes,1,opt,name=head,proto3" json:"head,omitempty"`
@@ -931,56 +939,57 @@ func init() {
 }
 
 var fileDescriptor_b8d7f1c16b400059 = []byte{
-	// 782 bytes of a gzipped FileDescriptorProto
+	// 785 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xac, 0x55, 0xcf, 0x6e, 0xd3, 0x4c,
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xac, 0x55, 0x5f, 0x4f, 0xdb, 0x56,
-	0x10, 0x8f, 0xed, 0x36, 0x89, 0x27, 0x5f, 0x13, 0x7f, 0x5b, 0x84, 0x4c, 0x44, 0xd3, 0xc8, 0x08,
+	0x14, 0x8f, 0x6d, 0x48, 0xe2, 0x93, 0x91, 0x78, 0x87, 0x69, 0xf2, 0xa2, 0x11, 0x22, 0x4f, 0x93,
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+	0x2d, 0x77, 0x7d, 0x5b, 0xcb, 0xbd, 0xb9, 0xad, 0xe5, 0xfe, 0xd3, 0x97, 0xfd, 0x74, 0x3f, 0xc9,
-	0xaf, 0x00, 0x00, 0x00, 0xff, 0xff, 0xd6, 0x8a, 0x01, 0xa8, 0xa2, 0x07, 0x00, 0x00,
+	0x8b, 0x7f, 0xbf, 0x7c, 0x08, 0x00, 0x00, 0xff, 0xff, 0x8b, 0x1f, 0x1a, 0x5a, 0xdd, 0x07, 0x00,
+	0x00,
 }
 
 func (m *Log) Marshal() (dAtA []byte, err error) {
@@ -1604,6 +1613,20 @@ func (m *LogFullSyncRequest) MarshalToSizedBuffer(dAtA []byte) (int, error) {
 	_ = i
 	var l int
 	_ = l
+	if len(m.Records) > 0 {
+		for iNdEx := len(m.Records) - 1; iNdEx >= 0; iNdEx-- {
+			{
+				size, err := m.Records[iNdEx].MarshalToSizedBuffer(dAtA[:i])
+				if err != nil {
+					return 0, err
+				}
+				i -= size
+				i = encodeVarintConsensus(dAtA, i, uint64(size))
+			}
+			i--
+			dAtA[i] = 0x12
+		}
+	}
 	if len(m.Head) > 0 {
 		i -= len(m.Head)
 		copy(dAtA[i:], m.Head)
@@ -1951,6 +1974,12 @@ func (m *LogFullSyncRequest) Size() (n int) {
 	if l > 0 {
 		n += 1 + l + sovConsensus(uint64(l))
 	}
+	if len(m.Records) > 0 {
+		for _, e := range m.Records {
+			l = e.Size()
+			n += 1 + l + sovConsensus(uint64(l))
+		}
+	}
 	return n
 }
 
@@ -3677,6 +3706,40 @@ func (m *LogFullSyncRequest) Unmarshal(dAtA []byte) error {
 			}
 			m.Head = string(dAtA[iNdEx:postIndex])
 			iNdEx = postIndex
+		case 2:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field Records", wireType)
+			}
+			var msglen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowConsensus
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				msglen |= int(b&0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if msglen < 0 {
+				return ErrInvalidLengthConsensus
+			}
+			postIndex := iNdEx + msglen
+			if postIndex < 0 {
+				return ErrInvalidLengthConsensus
+			}
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.Records = append(m.Records, &RawRecordWithId{})
+			if err := m.Records[len(m.Records)-1].Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
+			iNdEx = postIndex
 		default:
 			iNdEx = preIndex
 			skippy, err := skipConsensus(dAtA[iNdEx:])

consensus/consensusproto/protos/consensus.proto

@@ -101,6 +101,7 @@ message LogHeadUpdate {
 // LogFullSyncRequest is a message sent when consensus log needs full sync
 message LogFullSyncRequest {
     string head = 1;
+    repeated RawRecordWithId records = 2;
 }
 
 // LogFullSyncResponse is a message sent as a response for a specific full sync