Merge pull request #39 from anyproto/fix-last-iterated-id

Add lastIteratedId when setting merged heads

app/app.go

@@ -61,6 +61,7 @@ type App struct {
 	startStat      Stat
 	stopStat       Stat
 	deviceState    int
+	versionName    string
 	anySyncVersion string
 }
 
@@ -78,6 +79,19 @@ func (app *App) Version() string {
 	return GitSummary
 }
 
+// SetVersionName sets the custom application version
+func (app *App) SetVersionName(v string) {
+	app.versionName = v
+}
+
+// VersionName returns a string with the settled app version or auto-generated version if it didn't set
+func (app *App) VersionName() string {
+	if app.versionName != "" {
+		return app.versionName
+	}
+	return AppName + ":" + GitSummary + "/any-sync:" + app.AnySyncVersion()
+}
+
 type Stat struct {
 	SpentMsPerComp map[string]int64
 	SpentMsTotal   int64
@@ -248,6 +262,15 @@ func (app *App) Start(ctx context.Context) (err error) {
 	return
 }
 
+// IterateComponents iterates over all registered components. It's safe for concurrent use.
+func (app *App) IterateComponents(fn func(Component)) {
+	app.mu.RLock()
+	defer app.mu.RUnlock()
+	for _, s := range app.components {
+		fn(s)
+	}
+}
+
 func stackAllGoroutines() []byte {
 	buf := make([]byte, 1024)
 	for {

app/app_test.go

@@ -55,6 +55,21 @@ func TestAppServiceRegistry(t *testing.T) {
 	})
 }
 
+func TestApp_IterateComponents(t *testing.T) {
+	app := new(App)
+
+	app.Register(newTestService(testTypeRunnable, "c1", nil, nil))
+	app.Register(newTestService(testTypeRunnable, "r1", nil, nil))
+	app.Register(newTestService(testTypeComponent, "s1", nil, nil))
+
+	var got []string
+	app.IterateComponents(func(s Component) {
+		got = append(got, s.Name())
+	})
+
+	assert.ElementsMatch(t, []string{"c1", "r1", "s1"}, got)
+}
+
 func TestAppStart(t *testing.T) {
 	t.Run("SuccessStartStop", func(t *testing.T) {
 		app := new(App)

app/ocache/entry.go

@@ -2,9 +2,10 @@ package ocache
 
 import (
 	"context"
-	"go.uber.org/zap"
 	"sync"
 	"time"
+
+	"go.uber.org/zap"
 )
 
 type entryState int
@@ -25,6 +26,7 @@ type entry struct {
 	value     Object
 	close     chan struct{}
 	mx        sync.Mutex
+	cancel    context.CancelFunc
 }
 
 func newEntry(id string, value Object, state entryState) *entry {
@@ -49,6 +51,20 @@ func (e *entry) isClosing() bool {
 	return e.state == entryStateClosed || e.state == entryStateClosing
 }
 
+func (e *entry) setCancel(cancel context.CancelFunc) {
+	e.mx.Lock()
+	defer e.mx.Unlock()
+	e.cancel = cancel
+}
+
+func (e *entry) cancelLoad() {
+	e.mx.Lock()
+	defer e.mx.Unlock()
+	if e.cancel != nil {
+		e.cancel()
+	}
+}
+
 func (e *entry) waitLoad(ctx context.Context, id string) (value Object, err error) {
 	select {
 	case <-ctx.Done():

app/ocache/ocache.go

@@ -3,10 +3,11 @@ package ocache
 import (
 	"context"
 	"errors"
-	"github.com/anyproto/any-sync/app/logger"
-	"go.uber.org/zap"
 	"sync"
 	"time"
+
+	"github.com/anyproto/any-sync/app/logger"
+	"go.uber.org/zap"
 )
 
 var (
@@ -157,7 +158,10 @@ func (c *oCache) Pick(ctx context.Context, id string) (value Object, err error)
 
 func (c *oCache) load(ctx context.Context, id string, e *entry) {
 	defer close(e.load)
+	ctx, cancel := context.WithCancel(ctx)
+	e.setCancel(cancel)
 	value, err := c.loadFunc(ctx, id)
+	cancel()
 
 	c.mu.Lock()
 	defer c.mu.Unlock()
@@ -315,6 +319,7 @@ func (c *oCache) Close() (err error) {
 	close(c.closeCh)
 	var toClose []*entry
 	for _, e := range c.data {
+		e.cancelLoad()
 		toClose = append(toClose, e)
 	}
 	c.mu.Unlock()

app/ocache/ocache_test.go

@@ -386,6 +386,25 @@ func Test_OCache_Remove(t *testing.T) {
 	})
 }
 
+func TestOCacheCancelWhenRemove(t *testing.T) {
+	c := New(func(ctx context.Context, id string) (value Object, err error) {
+		select {
+		case <-ctx.Done():
+			return nil, ctx.Err()
+		}
+	}, WithTTL(time.Millisecond*10))
+	stopLoad := make(chan struct{})
+	var err error
+	go func() {
+		_, err = c.Get(context.TODO(), "id")
+		stopLoad <- struct{}{}
+	}()
+	time.Sleep(time.Millisecond * 10)
+	c.Close()
+	<-stopLoad
+	require.Equal(t, context.Canceled, err)
+}
+
 func TestOCacheFuzzy(t *testing.T) {
 	t.Run("test many objects gc, get and remove simultaneously, close after", func(t *testing.T) {
 		tryCloseIds := make(map[string]bool)

commonspace/object/tree/objecttree/objecttree_test.go

@@ -3,6 +3,9 @@ package objecttree
 import (
 	"context"
 	"fmt"
+	"testing"
+	"time"
+
 	"github.com/anyproto/any-sync/commonspace/object/accountdata"
 	"github.com/anyproto/any-sync/commonspace/object/acl/list"
 	"github.com/anyproto/any-sync/commonspace/object/tree/treechangeproto"
@@ -10,8 +13,6 @@ import (
 	"github.com/gogo/protobuf/proto"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
-	"testing"
-	"time"
 )
 
 type testTreeContext struct {
@@ -123,6 +124,7 @@ func TestObjectTree(t *testing.T) {
 			require.NoError(t, err)
 			require.GreaterOrEqual(t, start.Unix(), ch.Timestamp)
 			require.LessOrEqual(t, end.Unix(), ch.Timestamp)
+			require.Equal(t, res.Added[0].Id, oTree.(*objectTree).tree.lastIteratedHeadId)
 		})
 		t.Run("timestamp is set correctly", func(t *testing.T) {
 			someTs := time.Now().Add(time.Hour).Unix()
@@ -139,6 +141,7 @@ func TestObjectTree(t *testing.T) {
 			ch, err := oTree.(*objectTree).changeBuilder.Unmarshall(res.Added[0], true)
 			require.NoError(t, err)
 			require.Equal(t, ch.Timestamp, someTs)
+			require.Equal(t, res.Added[0].Id, oTree.(*objectTree).tree.lastIteratedHeadId)
 		})
 	})
 

commonspace/object/tree/objecttree/rawloader.go

@@ -2,10 +2,11 @@ package objecttree
 
 import (
 	"context"
+	"time"
+
 	"github.com/anyproto/any-sync/commonspace/object/tree/treechangeproto"
 	"github.com/anyproto/any-sync/commonspace/object/tree/treestorage"
 	"github.com/anyproto/any-sync/util/slice"
-	"time"
 )
 
 type rawChangeLoader struct {
@@ -22,6 +23,7 @@ type rawCacheEntry struct {
 	change    *Change
 	rawChange *treechangeproto.RawTreeChangeWithId
 	position  int
+	removed   bool
 }
 
 func newStorageLoader(treeStorage treestorage.TreeStorage, changeBuilder ChangeBuilder) *rawChangeLoader {
@@ -126,7 +128,6 @@ func (r *rawChangeLoader) loadFromStorage(commonSnapshot string, heads, breakpoi
 		if err != nil {
 			continue
 		}
-		entry.position = -1
 		r.cache[b] = entry
 		existingBreakpoints = append(existingBreakpoints, b)
 	}
@@ -135,8 +136,7 @@ func (r *rawChangeLoader) loadFromStorage(commonSnapshot string, heads, breakpoi
 	dfs := func(
 		commonSnapshot string,
 		heads []string,
-		startCounter int,
-		shouldVisit func(counter int, mapExists bool) bool,
+		shouldVisit func(entry rawCacheEntry, mapExists bool) bool,
 		visit func(entry rawCacheEntry) rawCacheEntry) bool {
 
 		// resetting stack
@@ -150,7 +150,7 @@ func (r *rawChangeLoader) loadFromStorage(commonSnapshot string, heads, breakpoi
 			r.idStack = r.idStack[:len(r.idStack)-1]
 
 			entry, exists := r.cache[id]
-			if !shouldVisit(entry.position, exists) {
+			if !shouldVisit(entry, exists) {
 				continue
 			}
 			if id == commonSnapshot {
@@ -159,7 +159,6 @@ func (r *rawChangeLoader) loadFromStorage(commonSnapshot string, heads, breakpoi
 			}
 			if !exists {
 				entry, err = r.loadEntry(id)
-				entry.position = -1
 				if err != nil {
 					continue
 				}
@@ -174,7 +173,7 @@ func (r *rawChangeLoader) loadFromStorage(commonSnapshot string, heads, breakpoi
 					break
 				}
 				prevEntry, exists := r.cache[prev]
-				if !shouldVisit(prevEntry.position, exists) {
+				if !shouldVisit(prevEntry, exists) {
 					continue
 				}
 				r.idStack = append(r.idStack, prev)
@@ -187,8 +186,8 @@ func (r *rawChangeLoader) loadFromStorage(commonSnapshot string, heads, breakpoi
 	r.idStack = append(r.idStack, heads...)
 	var buffer []*treechangeproto.RawTreeChangeWithId
 
-	rootVisited := dfs(commonSnapshot, heads, 0,
-		func(counter int, mapExists bool) bool {
+	rootVisited := dfs(commonSnapshot, heads,
+		func(_ rawCacheEntry, mapExists bool) bool {
 			return !mapExists
 		},
 		func(entry rawCacheEntry) rawCacheEntry {
@@ -213,11 +212,13 @@ func (r *rawChangeLoader) loadFromStorage(commonSnapshot string, heads, breakpoi
 	}
 
 	// marking all visited as nil
-	dfs(commonSnapshot, existingBreakpoints, len(buffer),
-		func(counter int, mapExists bool) bool {
-			return !mapExists || counter < len(buffer)
+	dfs(commonSnapshot, existingBreakpoints,
+		func(entry rawCacheEntry, mapExists bool) bool {
+			// only going through already loaded changes
+			return mapExists && !entry.removed
 		},
 		func(entry rawCacheEntry) rawCacheEntry {
+			entry.removed = true
 			if entry.position != -1 {
 				buffer[entry.position] = nil
 			}
@@ -248,6 +249,7 @@ func (r *rawChangeLoader) loadEntry(id string) (entry rawCacheEntry, err error)
 	entry = rawCacheEntry{
 		change:    change,
 		rawChange: rawChange,
+		position:  -1,
 	}
 	return
 }

commonspace/object/tree/objecttree/tree.go

@@ -82,6 +82,7 @@ func (t *Tree) AddMergedHead(c *Change) error {
 		}
 	}
 	t.headIds = []string{c.Id}
+	t.lastIteratedHeadId = c.Id
 	return nil
 }
 

commonspace/object/tree/objecttree/tree_test.go

@@ -2,10 +2,12 @@ package objecttree
 
 import (
 	"fmt"
-	"github.com/stretchr/testify/assert"
 	"math/rand"
 	"testing"
 	"time"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
 )
 
 func newChange(id string, snapshotId string, prevIds ...string) *Change {
@@ -26,6 +28,17 @@ func newSnapshot(id, snapshotId string, prevIds ...string) *Change {
 	}
 }
 
+func TestTree_AddMergedHead(t *testing.T) {
+	tr := new(Tree)
+	_, _ = tr.Add(
+		newSnapshot("root", ""),
+		newChange("one", "root", "root"),
+	)
+	require.Equal(t, tr.lastIteratedHeadId, "one")
+	tr.AddMergedHead(newChange("two", "root", "one"))
+	require.Equal(t, tr.lastIteratedHeadId, "two")
+}
+
 func TestTree_Add(t *testing.T) {
 	t.Run("add first el", func(t *testing.T) {
 		tr := new(Tree)

commonspace/object/tree/synctree/protocolintegration_test.go

@@ -2,6 +2,10 @@ package synctree
 
 import (
 	"context"
+	"math/rand"
+	"testing"
+	"time"
+
 	"github.com/anyproto/any-sync/commonspace/object/accountdata"
 	"github.com/anyproto/any-sync/commonspace/object/acl/list"
 	"github.com/anyproto/any-sync/commonspace/object/tree/objecttree"
@@ -10,9 +14,6 @@ import (
 	"github.com/anyproto/any-sync/util/slice"
 	"github.com/gogo/protobuf/proto"
 	"github.com/stretchr/testify/require"
-	"math/rand"
-	"testing"
-	"time"
 )
 
 func TestEmptyClientGetsFullHistory(t *testing.T) {

commonspace/object/tree/synctree/synctree.go

@@ -59,19 +59,18 @@ type ResponsiblePeersGetter interface {
 }
 
 type BuildDeps struct {
-	SpaceId            string
-	SyncClient         SyncClient
-	Configuration      nodeconf.NodeConf
-	HeadNotifiable     HeadNotifiable
-	Listener           updatelistener.UpdateListener
-	AclList            list.AclList
-	SpaceStorage       spacestorage.SpaceStorage
-	TreeStorage        treestorage.TreeStorage
-	OnClose            func(id string)
-	SyncStatus         syncstatus.StatusUpdater
-	PeerGetter         ResponsiblePeersGetter
-	BuildObjectTree    objecttree.BuildObjectTreeFunc
-	WaitTreeRemoteSync bool
+	SpaceId         string
+	SyncClient      SyncClient
+	Configuration   nodeconf.NodeConf
+	HeadNotifiable  HeadNotifiable
+	Listener        updatelistener.UpdateListener
+	AclList         list.AclList
+	SpaceStorage    spacestorage.SpaceStorage
+	TreeStorage     treestorage.TreeStorage
+	OnClose         func(id string)
+	SyncStatus      syncstatus.StatusUpdater
+	PeerGetter      ResponsiblePeersGetter
+	BuildObjectTree objecttree.BuildObjectTreeFunc
 }
 
 func BuildSyncTreeOrGetRemote(ctx context.Context, id string, deps BuildDeps) (t SyncTree, err error) {
@@ -206,18 +205,27 @@ func (s *syncTree) Delete() (err error) {
 }
 
 func (s *syncTree) TryClose(objectTTL time.Duration) (bool, error) {
-	return true, s.Close()
+	if !s.TryLock() {
+		return false, nil
+	}
+	log.Debug("closing sync tree", zap.String("id", s.Id()))
+	return true, s.close()
 }
 
 func (s *syncTree) Close() (err error) {
 	log.Debug("closing sync tree", zap.String("id", s.Id()))
+	s.Lock()
+	return s.close()
+}
+
+func (s *syncTree) close() (err error) {
+	defer s.Unlock()
 	defer func() {
 		log.Debug("closed sync tree", zap.Error(err), zap.String("id", s.Id()))
 	}()
-	s.Lock()
-	defer s.Unlock()
 	if s.isClosed {
-		return ErrSyncTreeClosed
+		err = ErrSyncTreeClosed
+		return
 	}
 	s.onClose(s.Id())
 	s.isClosed = true

commonspace/object/tree/synctree/synctreehandler.go

@@ -3,18 +3,21 @@ package synctree
 import (
 	"context"
 	"errors"
+	"sync"
+
 	"github.com/anyproto/any-sync/commonspace/object/tree/objecttree"
 	"github.com/anyproto/any-sync/commonspace/object/tree/treechangeproto"
 	"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/util/slice"
 	"github.com/gogo/protobuf/proto"
-	"sync"
 )
 
 var (
 	ErrMessageIsRequest    = errors.New("message is request")
 	ErrMessageIsNotRequest = errors.New("message is not request")
+	ErrMoreThanOneRequest  = errors.New("more than one request for same peer")
 )
 
 type syncTreeHandler struct {
@@ -22,21 +25,23 @@ type syncTreeHandler struct {
 	syncClient   SyncClient
 	syncProtocol TreeSyncProtocol
 	syncStatus   syncstatus.StatusUpdater
-	handlerLock  sync.Mutex
 	spaceId      string
-	queue        ReceiveQueue
+
+	handlerLock     sync.Mutex
+	pendingRequests map[string]struct{}
+	heads           []string
 }
 
 const maxQueueSize = 5
 
 func newSyncTreeHandler(spaceId string, objTree objecttree.ObjectTree, syncClient SyncClient, syncStatus syncstatus.StatusUpdater) synchandler.SyncHandler {
 	return &syncTreeHandler{
-		objTree:      objTree,
-		syncProtocol: newTreeSyncProtocol(spaceId, objTree, syncClient),
-		syncClient:   syncClient,
-		syncStatus:   syncStatus,
-		spaceId:      spaceId,
-		queue:        newReceiveQueue(maxQueueSize),
+		objTree:         objTree,
+		syncProtocol:    newTreeSyncProtocol(spaceId, objTree, syncClient),
+		syncClient:      syncClient,
+		syncStatus:      syncStatus,
+		spaceId:         spaceId,
+		pendingRequests: make(map[string]struct{}),
 	}
 }
 
@@ -48,17 +53,35 @@ func (s *syncTreeHandler) HandleRequest(ctx context.Context, senderId string, re
 	}
 	fullSyncRequest := unmarshalled.GetContent().GetFullSyncRequest()
 	if fullSyncRequest == nil {
-		err = ErrMessageIsNotRequest
-		return
+		return nil, ErrMessageIsNotRequest
 	}
-	s.syncStatus.HeadsReceive(senderId, request.ObjectId, treechangeproto.GetHeads(unmarshalled))
+	// setting pending requests
+	s.handlerLock.Lock()
+	_, exists := s.pendingRequests[senderId]
+	if exists {
+		s.handlerLock.Unlock()
+		return nil, ErrMoreThanOneRequest
+	}
+	s.pendingRequests[senderId] = struct{}{}
+	s.handlerLock.Unlock()
+
+	response, err = s.handleRequest(ctx, senderId, fullSyncRequest)
+
+	// removing pending requests
+	s.handlerLock.Lock()
+	delete(s.pendingRequests, senderId)
+	s.handlerLock.Unlock()
+	return
+}
+
+func (s *syncTreeHandler) handleRequest(ctx context.Context, senderId string, fullSyncRequest *treechangeproto.TreeFullSyncRequest) (response *spacesyncproto.ObjectSyncMessage, err error) {
 	s.objTree.Lock()
 	defer s.objTree.Unlock()
 	treeResp, err := s.syncProtocol.FullSyncRequest(ctx, senderId, fullSyncRequest)
 	if err != nil {
 		return
 	}
-	response, err = MarshallTreeMessage(treeResp, s.spaceId, request.ObjectId, "")
+	response, err = MarshallTreeMessage(treeResp, s.spaceId, s.objTree.Id(), "")
 	return
 }
 
@@ -68,28 +91,41 @@ func (s *syncTreeHandler) HandleMessage(ctx context.Context, senderId string, ms
 	if err != nil {
 		return
 	}
-	s.syncStatus.HeadsReceive(senderId, msg.ObjectId, treechangeproto.GetHeads(unmarshalled))
-
-	queueFull := s.queue.AddMessage(senderId, unmarshalled, msg.RequestId)
-	if queueFull {
+	heads := treechangeproto.GetHeads(unmarshalled)
+	s.syncStatus.HeadsReceive(senderId, msg.ObjectId, heads)
+	s.handlerLock.Lock()
+	// if the update has same heads then returning not to hang on a lock
+	if unmarshalled.GetContent().GetHeadUpdate() != nil && slice.UnsortedEquals(heads, s.heads) {
+		s.handlerLock.Unlock()
 		return
 	}
-
-	return s.handleMessage(ctx, senderId)
+	s.handlerLock.Unlock()
+	return s.handleMessage(ctx, unmarshalled, senderId)
 }
 
-func (s *syncTreeHandler) handleMessage(ctx context.Context, senderId string) (err error) {
+func (s *syncTreeHandler) handleMessage(ctx context.Context, msg *treechangeproto.TreeSyncMessage, senderId string) (err error) {
 	s.objTree.Lock()
 	defer s.objTree.Unlock()
-	msg, _, err := s.queue.GetMessage(senderId)
-	if err != nil {
-		return
-	}
+	var (
+		copyHeads = make([]string, 0, len(s.objTree.Heads()))
+		treeId    = s.objTree.Id()
+		content   = msg.GetContent()
+	)
 
-	defer s.queue.ClearQueue(senderId)
+	// getting old heads
+	copyHeads = append(copyHeads, s.objTree.Heads()...)
+	defer func() {
+		// checking if something changed
+		if !slice.UnsortedEquals(copyHeads, s.objTree.Heads()) {
+			s.handlerLock.Lock()
+			defer s.handlerLock.Unlock()
+			s.heads = s.heads[:0]
+			for _, h := range s.objTree.Heads() {
+				s.heads = append(s.heads, h)
+			}
+		}
+	}()
 
-	treeId := s.objTree.Id()
-	content := msg.GetContent()
 	switch {
 	case content.GetHeadUpdate() != nil:
 		var syncReq *treechangeproto.TreeSyncMessage

commonspace/object/tree/synctree/synctreehandler_test.go

@@ -2,15 +2,15 @@ package synctree
 
 import (
 	"context"
-	"github.com/anyproto/any-sync/commonspace/object/tree/synctree/mock_synctree"
-	"github.com/anyproto/any-sync/commonspace/object/tree/treechangeproto"
-	"github.com/stretchr/testify/require"
 	"sync"
 	"testing"
 
 	"github.com/anyproto/any-sync/commonspace/object/tree/objecttree/mock_objecttree"
+	"github.com/anyproto/any-sync/commonspace/object/tree/synctree/mock_synctree"
+	"github.com/anyproto/any-sync/commonspace/object/tree/treechangeproto"
 	"github.com/anyproto/any-sync/commonspace/syncstatus"
 	"github.com/golang/mock/gomock"
+	"github.com/stretchr/testify/require"
 )
 
 type testObjTreeMock struct {
@@ -52,7 +52,6 @@ type syncHandlerFixture struct {
 	ctrl             *gomock.Controller
 	syncClientMock   *mock_synctree.MockSyncClient
 	objectTreeMock   *testObjTreeMock
-	receiveQueueMock ReceiveQueue
 	syncProtocolMock *mock_synctree.MockTreeSyncProtocol
 	spaceId          string
 	senderId         string
@@ -67,20 +66,18 @@ func newSyncHandlerFixture(t *testing.T) *syncHandlerFixture {
 	syncClientMock := mock_synctree.NewMockSyncClient(ctrl)
 	syncProtocolMock := mock_synctree.NewMockTreeSyncProtocol(ctrl)
 	spaceId := "spaceId"
-	receiveQueue := newReceiveQueue(5)
 
 	syncHandler := &syncTreeHandler{
-		objTree:      objectTreeMock,
-		syncClient:   syncClientMock,
-		syncProtocol: syncProtocolMock,
-		spaceId:      spaceId,
-		queue:        receiveQueue,
-		syncStatus:   syncstatus.NewNoOpSyncStatus(),
+		objTree:         objectTreeMock,
+		syncClient:      syncClientMock,
+		syncProtocol:    syncProtocolMock,
+		spaceId:         spaceId,
+		syncStatus:      syncstatus.NewNoOpSyncStatus(),
+		pendingRequests: map[string]struct{}{},
 	}
 	return &syncHandlerFixture{
 		ctrl:             ctrl,
 		objectTreeMock:   objectTreeMock,
-		receiveQueueMock: receiveQueue,
 		syncProtocolMock: syncProtocolMock,
 		syncClientMock:   syncClientMock,
 		syncHandler:      syncHandler,
@@ -97,38 +94,68 @@ func (fx *syncHandlerFixture) stop() {
 func TestSyncTreeHandler_HandleMessage(t *testing.T) {
 	ctx := context.Background()
 
-	t.Run("handle head update message", func(t *testing.T) {
+	t.Run("handle head update message, heads not equal, request returned", func(t *testing.T) {
 		fx := newSyncHandlerFixture(t)
 		defer fx.stop()
 		treeId := "treeId"
 		chWithId := &treechangeproto.RawTreeChangeWithId{}
-		headUpdate := &treechangeproto.TreeHeadUpdate{}
+		headUpdate := &treechangeproto.TreeHeadUpdate{
+			Heads: []string{"h3"},
+		}
 		treeMsg := treechangeproto.WrapHeadUpdate(headUpdate, chWithId)
 		objectMsg, _ := MarshallTreeMessage(treeMsg, "spaceId", treeId, "")
 
 		syncReq := &treechangeproto.TreeSyncMessage{}
+		fx.syncHandler.heads = []string{"h2"}
 		fx.objectTreeMock.EXPECT().Id().AnyTimes().Return(fx.treeId)
+		fx.objectTreeMock.EXPECT().Heads().Times(2).Return([]string{"h2"})
+		fx.objectTreeMock.EXPECT().Heads().Times(2).Return([]string{"h3"})
 		fx.syncProtocolMock.EXPECT().HeadUpdate(ctx, fx.senderId, gomock.Any()).Return(syncReq, nil)
 		fx.syncClientMock.EXPECT().QueueRequest(fx.senderId, fx.treeId, syncReq).Return(nil)
 
 		err := fx.syncHandler.HandleMessage(ctx, fx.senderId, objectMsg)
 		require.NoError(t, err)
+		require.Equal(t, []string{"h3"}, fx.syncHandler.heads)
 	})
 
-	t.Run("handle head update message, empty sync request", func(t *testing.T) {
+	t.Run("handle head update message, heads equal", func(t *testing.T) {
 		fx := newSyncHandlerFixture(t)
 		defer fx.stop()
 		treeId := "treeId"
 		chWithId := &treechangeproto.RawTreeChangeWithId{}
-		headUpdate := &treechangeproto.TreeHeadUpdate{}
+		headUpdate := &treechangeproto.TreeHeadUpdate{
+			Heads: []string{"h1"},
+		}
 		treeMsg := treechangeproto.WrapHeadUpdate(headUpdate, chWithId)
 		objectMsg, _ := MarshallTreeMessage(treeMsg, "spaceId", treeId, "")
 
+		fx.syncHandler.heads = []string{"h1"}
 		fx.objectTreeMock.EXPECT().Id().AnyTimes().Return(fx.treeId)
+
+		err := fx.syncHandler.HandleMessage(ctx, fx.senderId, objectMsg)
+		require.NoError(t, err)
+	})
+
+	t.Run("handle head update message, empty sync request returned", func(t *testing.T) {
+		fx := newSyncHandlerFixture(t)
+		defer fx.stop()
+		treeId := "treeId"
+		chWithId := &treechangeproto.RawTreeChangeWithId{}
+		headUpdate := &treechangeproto.TreeHeadUpdate{
+			Heads: []string{"h3"},
+		}
+		treeMsg := treechangeproto.WrapHeadUpdate(headUpdate, chWithId)
+		objectMsg, _ := MarshallTreeMessage(treeMsg, "spaceId", treeId, "")
+
+		fx.syncHandler.heads = []string{"h2"}
+		fx.objectTreeMock.EXPECT().Id().AnyTimes().Return(fx.treeId)
+		fx.objectTreeMock.EXPECT().Heads().Times(2).Return([]string{"h2"})
+		fx.objectTreeMock.EXPECT().Heads().Times(2).Return([]string{"h3"})
 		fx.syncProtocolMock.EXPECT().HeadUpdate(ctx, fx.senderId, gomock.Any()).Return(nil, nil)
 
 		err := fx.syncHandler.HandleMessage(ctx, fx.senderId, objectMsg)
 		require.NoError(t, err)
+		require.Equal(t, []string{"h3"}, fx.syncHandler.heads)
 	})
 
 	t.Run("handle full sync request returns error", func(t *testing.T) {
@@ -136,11 +163,15 @@ func TestSyncTreeHandler_HandleMessage(t *testing.T) {
 		defer fx.stop()
 		treeId := "treeId"
 		chWithId := &treechangeproto.RawTreeChangeWithId{}
-		fullRequest := &treechangeproto.TreeFullSyncRequest{}
+		fullRequest := &treechangeproto.TreeFullSyncRequest{
+			Heads: []string{"h3"},
+		}
 		treeMsg := treechangeproto.WrapFullRequest(fullRequest, chWithId)
 		objectMsg, _ := MarshallTreeMessage(treeMsg, "spaceId", treeId, "")
 
+		fx.syncHandler.heads = []string{"h2"}
 		fx.objectTreeMock.EXPECT().Id().AnyTimes().Return(fx.treeId)
+		fx.objectTreeMock.EXPECT().Heads().Times(3).Return([]string{"h2"})
 
 		err := fx.syncHandler.HandleMessage(ctx, fx.senderId, objectMsg)
 		require.Equal(t, err, ErrMessageIsRequest)
@@ -151,11 +182,16 @@ func TestSyncTreeHandler_HandleMessage(t *testing.T) {
 		defer fx.stop()
 		treeId := "treeId"
 		chWithId := &treechangeproto.RawTreeChangeWithId{}
-		fullSyncResponse := &treechangeproto.TreeFullSyncResponse{}
+		fullSyncResponse := &treechangeproto.TreeFullSyncResponse{
+			Heads: []string{"h3"},
+		}
 		treeMsg := treechangeproto.WrapFullResponse(fullSyncResponse, chWithId)
 		objectMsg, _ := MarshallTreeMessage(treeMsg, "spaceId", treeId, "")
 
+		fx.syncHandler.heads = []string{"h2"}
 		fx.objectTreeMock.EXPECT().Id().AnyTimes().Return(fx.treeId)
+		fx.objectTreeMock.EXPECT().Heads().Times(2).Return([]string{"h2"})
+		fx.objectTreeMock.EXPECT().Heads().Times(2).Return([]string{"h3"})
 		fx.syncProtocolMock.EXPECT().FullSyncResponse(ctx, fx.senderId, gomock.Any()).Return(nil)
 
 		err := fx.syncHandler.HandleMessage(ctx, fx.senderId, objectMsg)
@@ -184,24 +220,6 @@ func TestSyncTreeHandler_HandleRequest(t *testing.T) {
 		require.NotNil(t, res)
 	})
 
-	t.Run("handle request", func(t *testing.T) {
-		fx := newSyncHandlerFixture(t)
-		defer fx.stop()
-		treeId := "treeId"
-		chWithId := &treechangeproto.RawTreeChangeWithId{}
-		fullRequest := &treechangeproto.TreeFullSyncRequest{}
-		treeMsg := treechangeproto.WrapFullRequest(fullRequest, chWithId)
-		objectMsg, _ := MarshallTreeMessage(treeMsg, "spaceId", treeId, "")
-
-		syncResp := &treechangeproto.TreeSyncMessage{}
-		fx.objectTreeMock.EXPECT().Id().AnyTimes().Return(fx.treeId)
-		fx.syncProtocolMock.EXPECT().FullSyncRequest(ctx, fx.senderId, gomock.Any()).Return(syncResp, nil)
-
-		res, err := fx.syncHandler.HandleRequest(ctx, fx.senderId, objectMsg)
-		require.NoError(t, err)
-		require.NotNil(t, res)
-	})
-
 	t.Run("handle other message", func(t *testing.T) {
 		fx := newSyncHandlerFixture(t)
 		defer fx.stop()

commonspace/object/tree/synctree/treeremotegetter.go

@@ -2,16 +2,19 @@ package synctree
 
 import (
 	"context"
-	"fmt"
+	"errors"
+
 	"github.com/anyproto/any-sync/commonspace/object/tree/objecttree"
 	"github.com/anyproto/any-sync/commonspace/object/tree/treechangeproto"
 	"github.com/anyproto/any-sync/commonspace/object/tree/treestorage"
 	"github.com/anyproto/any-sync/commonspace/spacestorage"
 	"github.com/anyproto/any-sync/net/peer"
-	"github.com/anyproto/any-sync/net/rpc/rpcerr"
 	"github.com/gogo/protobuf/proto"
 	"go.uber.org/zap"
-	"time"
+)
+
+var (
+	ErrNoResponsiblePeers = errors.New("no responsible peers")
 )
 
 type treeRemoteGetter struct {
@@ -36,7 +39,7 @@ func (t treeRemoteGetter) getPeers(ctx context.Context) (peerIds []string, err e
 		return
 	}
 	if len(respPeers) == 0 {
-		err = fmt.Errorf("no responsible peers")
+		err = ErrNoResponsiblePeers
 		return
 	}
 	for _, p := range respPeers {
@@ -57,37 +60,13 @@ func (t treeRemoteGetter) treeRequest(ctx context.Context, peerId string) (msg *
 	return
 }
 
-func (t treeRemoteGetter) treeRequestLoop(ctx context.Context, wait bool) (msg *treechangeproto.TreeSyncMessage, err error) {
-	peerIdx := 0
-Loop:
-	for {
-		select {
-		case <-ctx.Done():
-			return nil, fmt.Errorf("waiting for object %s interrupted, context closed", t.treeId)
-		default:
-			break
-		}
-		availablePeers, err := t.getPeers(ctx)
-		if err != nil {
-			if !wait {
-				return nil, err
-			}
-			select {
-			// wait for peers to connect
-			case <-time.After(1 * time.Second):
-				continue Loop
-			case <-ctx.Done():
-				return nil, fmt.Errorf("waiting for object %s interrupted, context closed", t.treeId)
-			}
-		}
-
-		peerIdx = peerIdx % len(availablePeers)
-		msg, err = t.treeRequest(ctx, availablePeers[peerIdx])
-		if err == nil || !wait {
-			return msg, err
-		}
-		peerIdx++
+func (t treeRemoteGetter) treeRequestLoop(ctx context.Context) (msg *treechangeproto.TreeSyncMessage, err error) {
+	availablePeers, err := t.getPeers(ctx)
+	if err != nil {
+		return
 	}
+	// in future we will try to load from different peers
+	return t.treeRequest(ctx, availablePeers[0])
 }
 
 func (t treeRemoteGetter) getTree(ctx context.Context) (treeStorage treestorage.TreeStorage, isRemote bool, err error) {
@@ -109,22 +88,15 @@ func (t treeRemoteGetter) getTree(ctx context.Context) (treeStorage treestorage.
 	}
 
 	isRemote = true
-	resp, err := t.treeRequestLoop(ctx, t.deps.WaitTreeRemoteSync)
+	resp, err := t.treeRequestLoop(ctx)
 	if err != nil {
 		return
 	}
-	switch {
-	case resp.GetContent().GetErrorResponse() != nil:
-		errResp := resp.GetContent().GetErrorResponse()
-		err = rpcerr.Err(errResp.ErrCode)
-		return
-	case resp.GetContent().GetFullSyncResponse() == nil:
+	fullSyncResp := resp.GetContent().GetFullSyncResponse()
+	if fullSyncResp == nil {
 		err = treechangeproto.ErrUnexpected
 		return
-	default:
-		break
 	}
-	fullSyncResp := resp.GetContent().GetFullSyncResponse()
 
 	payload := treestorage.TreeStorageCreatePayload{
 		RootRawChange: resp.RootChange,

commonspace/object/tree/synctree/treeremotegetter_test.go

@@ -0,0 +1,87 @@
+package synctree
+
+import (
+	"context"
+	"fmt"
+	"testing"
+
+	"github.com/anyproto/any-sync/commonspace/object/tree/synctree/mock_synctree"
+	"github.com/anyproto/any-sync/commonspace/object/tree/treechangeproto"
+	"github.com/anyproto/any-sync/commonspace/peermanager/mock_peermanager"
+	"github.com/anyproto/any-sync/commonspace/spacesyncproto"
+	"github.com/anyproto/any-sync/net/peer"
+	"github.com/anyproto/any-sync/net/peer/mock_peer"
+	"github.com/gogo/protobuf/proto"
+	"github.com/golang/mock/gomock"
+	"github.com/stretchr/testify/require"
+)
+
+type treeRemoteGetterFixture struct {
+	ctrl *gomock.Controller
+
+	treeGetter     treeRemoteGetter
+	syncClientMock *mock_synctree.MockSyncClient
+	peerGetterMock *mock_peermanager.MockPeerManager
+}
+
+func newTreeRemoteGetterFixture(t *testing.T) *treeRemoteGetterFixture {
+	ctrl := gomock.NewController(t)
+	syncClientMock := mock_synctree.NewMockSyncClient(ctrl)
+	peerGetterMock := mock_peermanager.NewMockPeerManager(ctrl)
+	treeGetter := treeRemoteGetter{
+		deps: BuildDeps{
+			SyncClient: syncClientMock,
+			PeerGetter: peerGetterMock,
+		},
+		treeId: "treeId",
+	}
+	return &treeRemoteGetterFixture{
+		ctrl:           ctrl,
+		treeGetter:     treeGetter,
+		syncClientMock: syncClientMock,
+		peerGetterMock: peerGetterMock,
+	}
+}
+
+func (fx *treeRemoteGetterFixture) stop() {
+	fx.ctrl.Finish()
+}
+
+func TestTreeRemoteGetter(t *testing.T) {
+	ctx := context.Background()
+	peerId := "peerId"
+	treeRequest := &treechangeproto.TreeSyncMessage{}
+	treeResponse := &treechangeproto.TreeSyncMessage{
+		RootChange: &treechangeproto.RawTreeChangeWithId{Id: "id"},
+	}
+	marshalled, _ := proto.Marshal(treeResponse)
+	objectResponse := &spacesyncproto.ObjectSyncMessage{
+		Payload: marshalled,
+	}
+
+	t.Run("request works", func(t *testing.T) {
+		fx := newTreeRemoteGetterFixture(t)
+		defer fx.stop()
+		mockPeer := mock_peer.NewMockPeer(fx.ctrl)
+		mockPeer.EXPECT().Id().AnyTimes().Return(peerId)
+		fx.peerGetterMock.EXPECT().GetResponsiblePeers(ctx).Return([]peer.Peer{mockPeer}, nil)
+		fx.syncClientMock.EXPECT().CreateNewTreeRequest().Return(treeRequest)
+		fx.syncClientMock.EXPECT().SendRequest(ctx, peerId, fx.treeGetter.treeId, treeRequest).Return(objectResponse, nil)
+		resp, err := fx.treeGetter.treeRequestLoop(ctx)
+		require.NoError(t, err)
+		require.Equal(t, "id", resp.RootChange.Id)
+	})
+
+	t.Run("request fails", func(t *testing.T) {
+		fx := newTreeRemoteGetterFixture(t)
+		defer fx.stop()
+		treeRequest := &treechangeproto.TreeSyncMessage{}
+		mockPeer := mock_peer.NewMockPeer(fx.ctrl)
+		mockPeer.EXPECT().Id().AnyTimes().Return(peerId)
+		fx.peerGetterMock.EXPECT().GetResponsiblePeers(ctx).Return([]peer.Peer{mockPeer}, nil)
+		fx.syncClientMock.EXPECT().CreateNewTreeRequest().Return(treeRequest)
+		fx.syncClientMock.EXPECT().SendRequest(ctx, peerId, fx.treeGetter.treeId, treeRequest).AnyTimes().Return(nil, fmt.Errorf("some"))
+		_, err := fx.treeGetter.treeRequestLoop(ctx)
+		require.Error(t, err)
+	})
+}

commonspace/object/tree/synctree/treesyncprotocol.go

@@ -2,6 +2,7 @@ package synctree
 
 import (
 	"context"
+
 	"github.com/anyproto/any-sync/app/logger"
 	"github.com/anyproto/any-sync/commonspace/object/tree/objecttree"
 	"github.com/anyproto/any-sync/commonspace/object/tree/treechangeproto"

commonspace/objectsync/objectsync.go

@@ -4,6 +4,9 @@ package objectsync
 import (
 	"context"
 	"fmt"
+	"sync/atomic"
+	"time"
+
 	"github.com/anyproto/any-sync/app"
 	"github.com/anyproto/any-sync/commonspace/object/tree/treechangeproto"
 	"github.com/anyproto/any-sync/commonspace/object/treemanager"
@@ -13,8 +16,6 @@ import (
 	"github.com/anyproto/any-sync/util/multiqueue"
 	"github.com/cheggaaa/mb/v3"
 	"github.com/gogo/protobuf/proto"
-	"sync/atomic"
-	"time"
 
 	"github.com/anyproto/any-sync/app/logger"
 	"github.com/anyproto/any-sync/commonspace/object/syncobjectgetter"
@@ -79,7 +80,7 @@ func (s *objectSync) Init(a *app.App) (err error) {
 	}
 	s.spaceIsDeleted = sharedData.SpaceIsDeleted
 	s.spaceId = sharedData.SpaceId
-	s.handleQueue = multiqueue.New[HandleMessage](s.processHandleMessage, 100)
+	s.handleQueue = multiqueue.New[HandleMessage](s.processHandleMessage, 30)
 	return nil
 }
 

commonspace/objecttreebuilder/treebuilder.go

@@ -4,6 +4,8 @@ package objecttreebuilder
 import (
 	"context"
 	"errors"
+	"sync/atomic"
+
 	"github.com/anyproto/any-sync/app"
 	"github.com/anyproto/any-sync/app/logger"
 	"github.com/anyproto/any-sync/commonspace/headsync"
@@ -22,13 +24,11 @@ import (
 	"github.com/anyproto/any-sync/commonspace/syncstatus"
 	"github.com/anyproto/any-sync/nodeconf"
 	"go.uber.org/zap"
-	"sync/atomic"
 )
 
 type BuildTreeOpts struct {
-	Listener           updatelistener.UpdateListener
-	WaitTreeRemoteSync bool
-	TreeBuilder        objecttree.BuildObjectTreeFunc
+	Listener    updatelistener.UpdateListener
+	TreeBuilder objecttree.BuildObjectTreeFunc
 }
 
 const CName = "common.commonspace.objecttreebuilder"
@@ -110,18 +110,17 @@ func (t *treeBuilder) BuildTree(ctx context.Context, id string, opts BuildTreeOp
 		treeBuilder = t.builder
 	}
 	deps := synctree.BuildDeps{
-		SpaceId:            t.spaceId,
-		SyncClient:         t.syncClient,
-		Configuration:      t.configuration,
-		HeadNotifiable:     t.headsNotifiable,
-		Listener:           opts.Listener,
-		AclList:            t.aclList,
-		SpaceStorage:       t.spaceStorage,
-		OnClose:            t.onClose,
-		SyncStatus:         t.syncStatus,
-		WaitTreeRemoteSync: opts.WaitTreeRemoteSync,
-		PeerGetter:         t.peerManager,
-		BuildObjectTree:    treeBuilder,
+		SpaceId:         t.spaceId,
+		SyncClient:      t.syncClient,
+		Configuration:   t.configuration,
+		HeadNotifiable:  t.headsNotifiable,
+		Listener:        opts.Listener,
+		AclList:         t.aclList,
+		SpaceStorage:    t.spaceStorage,
+		OnClose:         t.onClose,
+		SyncStatus:      t.syncStatus,
+		PeerGetter:      t.peerManager,
+		BuildObjectTree: treeBuilder,
 	}
 	t.treesUsed.Add(1)
 	t.log.Debug("incrementing counter", zap.String("id", id), zap.Int32("trees", t.treesUsed.Load()))

commonspace/requestmanager/requestmanager.go

@@ -2,16 +2,18 @@ package requestmanager
 
 import (
 	"context"
+	"sync"
+
 	"github.com/anyproto/any-sync/app"
 	"github.com/anyproto/any-sync/app/logger"
 	"github.com/anyproto/any-sync/commonspace/objectsync"
 	"github.com/anyproto/any-sync/commonspace/spacesyncproto"
 	"github.com/anyproto/any-sync/net/peer"
 	"github.com/anyproto/any-sync/net/pool"
+	"github.com/anyproto/any-sync/net/rpc/rpcerr"
 	"github.com/anyproto/any-sync/net/streampool"
 	"go.uber.org/zap"
 	"storj.io/drpc"
-	"sync"
 )
 
 const CName = "common.commonspace.requestmanager"
@@ -122,5 +124,6 @@ func (r *requestManager) doRequest(ctx context.Context, peerId string, msg *spac
 		resp, err = cl.ObjectSync(ctx, msg)
 		return err
 	})
+	err = rpcerr.Unwrap(err)
 	return
 }

commonspace/settings/settings.go

@@ -2,6 +2,8 @@ package settings
 
 import (
 	"context"
+	"sync/atomic"
+
 	"github.com/anyproto/any-sync/accountservice"
 	"github.com/anyproto/any-sync/app"
 	"github.com/anyproto/any-sync/commonspace/deletionstate"
@@ -16,7 +18,6 @@ import (
 	"github.com/anyproto/any-sync/commonspace/spacestorage"
 	"github.com/anyproto/any-sync/nodeconf"
 	"go.uber.org/zap"
-	"sync/atomic"
 )
 
 const CName = "common.commonspace.settings"
@@ -61,8 +62,7 @@ func (s *settings) Init(a *app.App) (err error) {
 	deps := Deps{
 		BuildFunc: func(ctx context.Context, id string, listener updatelistener.UpdateListener) (t synctree.SyncTree, err error) {
 			res, err := s.treeBuilder.BuildTree(ctx, id, objecttreebuilder.BuildTreeOpts{
-				Listener:           listener,
-				WaitTreeRemoteSync: false,
+				Listener: listener,
 				// space settings document should not have empty data
 				TreeBuilder: objecttree.BuildObjectTree,
 			})

go.mod

@@ -22,29 +22,28 @@ require (
 	github.com/ipfs/go-ipfs-blockstore v1.3.1
 	github.com/ipfs/go-ipfs-chunker v0.0.6
 	github.com/ipfs/go-ipfs-exchange-interface v0.2.1
-	github.com/ipfs/go-ipld-format v0.4.0
-	github.com/ipfs/go-merkledag v0.10.0
+	github.com/ipfs/go-ipld-format v0.5.0
+	github.com/ipfs/go-merkledag v0.11.0
 	github.com/ipfs/go-unixfs v0.4.6
-	github.com/libp2p/go-libp2p v0.27.5
+	github.com/libp2p/go-libp2p v0.28.1
 	github.com/mr-tron/base58 v1.2.0
 	github.com/multiformats/go-multibase v0.2.0
-	github.com/multiformats/go-multihash v0.2.2
-	github.com/prometheus/client_golang v1.15.1
+	github.com/multiformats/go-multihash v0.2.3
+	github.com/prometheus/client_golang v1.16.0
 	github.com/stretchr/testify v1.8.4
 	github.com/tyler-smith/go-bip39 v1.1.0
 	github.com/zeebo/blake3 v0.2.3
 	go.uber.org/atomic v1.11.0
 	go.uber.org/zap v1.24.0
-	golang.org/x/crypto v0.9.0
+	golang.org/x/crypto v0.10.0
 	golang.org/x/exp v0.0.0-20230522175609-2e198f4a06a1
-	golang.org/x/net v0.10.0
+	golang.org/x/net v0.11.0
 	gopkg.in/yaml.v3 v3.0.1
 	storj.io/drpc v0.0.33
 )
 
 require (
 	github.com/alecthomas/units v0.0.0-20211218093645-b94a6e3cc137 // indirect
-	github.com/benbjohnson/clock v1.3.5 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
 	github.com/cespare/xxhash/v2 v2.2.0 // indirect
 	github.com/crackcomm/go-gitignore v0.0.0-20170627025303-887ab5e44cc3 // indirect
@@ -56,9 +55,7 @@ require (
 	github.com/go-logr/stdr v1.2.2 // indirect
 	github.com/golang/freetype v0.0.0-20170609003504-e2365dfdc4a0 // indirect
 	github.com/golang/protobuf v1.5.3 // indirect
-	github.com/google/pprof v0.0.0-20230602150820-91b7bce49751 // indirect
 	github.com/hashicorp/golang-lru v0.5.4 // indirect
-	github.com/huin/goupnp v1.2.0 // indirect
 	github.com/ipfs/bbloom v0.0.4 // indirect
 	github.com/ipfs/go-bitfield v1.1.0 // indirect
 	github.com/ipfs/go-datastore v0.6.0 // indirect
@@ -66,8 +63,7 @@ require (
 	github.com/ipfs/go-ipfs-files v0.2.0 // indirect
 	github.com/ipfs/go-ipfs-posinfo v0.0.1 // indirect
 	github.com/ipfs/go-ipfs-util v0.0.2 // indirect
-	github.com/ipfs/go-ipld-cbor v0.0.6 // indirect
-	github.com/ipfs/go-ipld-legacy v0.1.1 // indirect
+	github.com/ipfs/go-ipld-legacy v0.2.1 // indirect
 	github.com/ipfs/go-log v1.0.5 // indirect
 	github.com/ipfs/go-log/v2 v2.5.1 // indirect
 	github.com/ipfs/go-metrics-interface v0.0.1 // indirect
@@ -76,31 +72,26 @@ require (
 	github.com/ipld/go-ipld-prime v0.20.0 // indirect
 	github.com/jbenet/go-temp-err-catcher v0.1.0 // indirect
 	github.com/jbenet/goprocess v0.1.4 // indirect
-	github.com/klauspost/compress v1.16.5 // indirect
-	github.com/klauspost/cpuid/v2 v2.2.4 // indirect
+	github.com/klauspost/cpuid/v2 v2.2.5 // indirect
 	github.com/libp2p/go-buffer-pool v0.1.0 // indirect
 	github.com/mattn/go-isatty v0.0.19 // indirect
 	github.com/matttproud/golang_protobuf_extensions v1.0.4 // indirect
-	github.com/miekg/dns v1.1.54 // indirect
-	github.com/minio/sha256-simd v1.0.0 // indirect
+	github.com/minio/sha256-simd v1.0.1 // indirect
 	github.com/multiformats/go-base32 v0.1.0 // indirect
 	github.com/multiformats/go-base36 v0.2.0 // indirect
 	github.com/multiformats/go-multiaddr v0.9.0 // indirect
 	github.com/multiformats/go-multicodec v0.9.0 // indirect
 	github.com/multiformats/go-multistream v0.4.1 // indirect
 	github.com/multiformats/go-varint v0.0.7 // indirect
-	github.com/onsi/ginkgo/v2 v2.9.7 // indirect
 	github.com/opentracing/opentracing-go v1.2.0 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/polydawn/refmt v0.0.0-20201211092308-30ac6d18308e // indirect
 	github.com/prometheus/client_model v0.4.0 // indirect
 	github.com/prometheus/common v0.44.0 // indirect
-	github.com/prometheus/procfs v0.10.0 // indirect
+	github.com/prometheus/procfs v0.10.1 // indirect
 	github.com/quic-go/quic-go v0.35.1 // indirect
-	github.com/quic-go/webtransport-go v0.5.3 // indirect
 	github.com/spaolacci/murmur3 v1.1.0 // indirect
-	github.com/whyrusleeping/cbor-gen v0.0.0-20200123233031-1cdf64d27158 // indirect
 	github.com/whyrusleeping/chunker v0.0.0-20181014151217-fe64bd25879f // indirect
 	github.com/zeebo/errs v1.3.0 // indirect
 	go.opentelemetry.io/otel v1.7.0 // indirect
@@ -108,9 +99,8 @@ require (
 	go.uber.org/multierr v1.11.0 // indirect
 	golang.org/x/image v0.6.0 // indirect
 	golang.org/x/sync v0.2.0 // indirect
-	golang.org/x/sys v0.8.0 // indirect
+	golang.org/x/sys v0.9.0 // indirect
 	golang.org/x/tools v0.9.3 // indirect
-	golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 // indirect
 	google.golang.org/protobuf v1.30.0 // indirect
 	lukechampine.com/blake3 v1.2.1 // indirect
 )

go.sum

@@ -13,7 +13,6 @@ github.com/anyproto/go-slip21 v1.0.0 h1:CI7lUqTIwmPOEGVAj4jyNLoICvueh++0U2HoAi3m
 github.com/anyproto/go-slip21 v1.0.0/go.mod h1:gbIJt7HAdr5DuT4f2pFTKCBSUWYsm/fysHBNqgsuxT0=
 github.com/benbjohnson/clock v1.1.0/go.mod h1:J11/hYXuz8f4ySSvYwY0FKfm+ezbsZBKZxNJlLklBHA=
 github.com/benbjohnson/clock v1.3.5 h1:VvXlSJBzZpA/zum6Sj74hxwYI2DIxRWuNIoXAzHZz5o=
-github.com/benbjohnson/clock v1.3.5/go.mod h1:J11/hYXuz8f4ySSvYwY0FKfm+ezbsZBKZxNJlLklBHA=
 github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
 github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
 github.com/cespare/xxhash v1.1.0 h1:a6HrQnmkObjyL+Gs60czilIUGqrzKutQD6XZog3p+ko=
@@ -38,7 +37,6 @@ github.com/flynn/noise v1.0.0 h1:DlTHqmzmvcEiKj+4RYo/imoswx/4r6iBlCMfVtrMXpQ=
 github.com/fogleman/gg v1.3.0 h1:/7zJX8F6AaYQc57WQCyN9cAIz+4bCJGO9B+dyW29am8=
 github.com/fogleman/gg v1.3.0/go.mod h1:R/bRT+9gY/C5z7JzPU0zXsXHKM4/ayA+zqcVNZzPa1k=
 github.com/francoispqt/gojay v1.2.13 h1:d2m3sFjloqoIUQU3TsHBgj6qg/BVGlTBeHDUmyJnXKk=
-github.com/frankban/quicktest v1.11.3/go.mod h1:wRf/ReqHper53s+kmmSZizM8NamnL3IM0I9ntUbOk+k=
 github.com/frankban/quicktest v1.14.4 h1:g2rn0vABPOOXmZUj+vbmUp0lPoXEMuhTpIluN0XL9UY=
 github.com/go-logr/logr v1.2.2/go.mod h1:jdQByPbusPIv2/zmleS9BjJVeZ6kBagPoEUsqbVz/1A=
 github.com/go-logr/logr v1.2.3/go.mod h1:jdQByPbusPIv2/zmleS9BjJVeZ6kBagPoEUsqbVz/1A=
@@ -61,20 +59,16 @@ github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5y
 github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
 github.com/golang/protobuf v1.5.3 h1:KhyjKVUg7Usr/dYsdSqoFveMYd5ko72D+zANwlG1mmg=
 github.com/golang/protobuf v1.5.3/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
-github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
-github.com/google/go-cmp v0.5.4/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.7/go.mod h1:n+brtR0CgQNWTVd5ZUFpTBC8YFBDLK/h/bpaJ8/DtOE=
 github.com/google/go-cmp v0.5.9 h1:O2Tfq5qg4qc4AmwVlvv0oLiVAGB7enBSJ2x2DqQFi38=
 github.com/google/gopacket v1.1.19 h1:ves8RnFZPGiFnTS0uPQStjwru6uO6h+nlr9j6fL7kF8=
 github.com/google/pprof v0.0.0-20230602150820-91b7bce49751 h1:hR7/MlvK23p6+lIw9SN1TigNLn9ZnF3W4SYRKq2gAHs=
-github.com/google/pprof v0.0.0-20230602150820-91b7bce49751/go.mod h1:Jh3hGz2jkYak8qXPD19ryItVnUgpgeqzdkY/D0EaeuA=
 github.com/google/renameio v0.1.0/go.mod h1:KWCgfxg9yswjAJkECMjeO8J8rahYeXnNhOm40UhjYkI=
 github.com/google/uuid v1.1.1/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/google/uuid v1.3.0 h1:t6JiXgmwXMjEs8VusXIJk2BXHsn+wx8BZdTaoZ5fu7I=
 github.com/google/uuid v1.3.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/gopherjs/gopherjs v0.0.0-20181017120253-0766667cb4d1 h1:EGx4pi6eqNxGaHF6qqu48+N2wcFQ5qg5FXgOdqsJ5d8=
-github.com/gopherjs/gopherjs v0.0.0-20181017120253-0766667cb4d1/go.mod h1:wJfORRmW1u3UXTncJ5qlYoELFm8eSnnEO6hX4iZ3EWY=
 github.com/gxed/hashland/keccakpg v0.0.1/go.mod h1:kRzw3HkwxFU1mpmPP8v1WyQzwdGfmKFJ6tItnhQ67kU=
 github.com/gxed/hashland/murmur3 v0.0.1/go.mod h1:KjXop02n4/ckmZSnY2+HKcLud/tcmvhST0bie/0lS48=
 github.com/hashicorp/golang-lru v0.5.4 h1:YDjusn29QI/Das2iO9M0BHnIbxPeyuCHsjMW+lJfyTc=
@@ -86,24 +80,18 @@ github.com/huandu/go-assert v1.1.5/go.mod h1:yOLvuqZwmcHIC5rIzrBhT7D3Q9c3GFnd0Jr
 github.com/huandu/skiplist v1.2.0 h1:gox56QD77HzSC0w+Ws3MH3iie755GBJU1OER3h5VsYw=
 github.com/huandu/skiplist v1.2.0/go.mod h1:7v3iFjLcSAzO4fN5B8dvebvo/qsfumiLiDXMrPiHF9w=
 github.com/huin/goupnp v1.2.0 h1:uOKW26NG1hsSSbXIZ1IR7XP9Gjd1U8pnLaCMgntmkmY=
-github.com/huin/goupnp v1.2.0/go.mod h1:gnGPsThkYa7bFi/KWmEysQRf48l2dvR5bxr2OFckNX8=
 github.com/ipfs/bbloom v0.0.4 h1:Gi+8EGJ2y5qiD5FbsbpX/TMNcJw8gSqr7eyjHa4Fhvs=
 github.com/ipfs/bbloom v0.0.4/go.mod h1:cS9YprKXpoZ9lT0n/Mw/a6/aFV6DTjTLYHeA+gyqMG0=
 github.com/ipfs/go-bitfield v1.1.0 h1:fh7FIo8bSwaJEh6DdTWbCeZ1eqOaOkKFI74SCnsWbGA=
 github.com/ipfs/go-bitfield v1.1.0/go.mod h1:paqf1wjq/D2BBmzfTVFlJQ9IlFOZpg422HL0HqsGWHU=
 github.com/ipfs/go-bitswap v0.11.0 h1:j1WVvhDX1yhG32NTC9xfxnqycqYIlhzEzLXG/cU1HyQ=
 github.com/ipfs/go-block-format v0.0.2/go.mod h1:AWR46JfpcObNfg3ok2JHDUfdiHRgWhJgCQF+KIgOPJY=
-github.com/ipfs/go-block-format v0.0.3/go.mod h1:4LmD4ZUw0mhO+JSKdpWwrzATiEfM7WWgQ8H5l6P8MVk=
 github.com/ipfs/go-block-format v0.1.2 h1:GAjkfhVx1f4YTODS6Esrj1wt2HhrtwTnhEr+DyPUaJo=
 github.com/ipfs/go-block-format v0.1.2/go.mod h1:mACVcrxarQKstUU3Yf/RdwbC4DzPV6++rO2a3d+a/KE=
 github.com/ipfs/go-blockservice v0.5.2 h1:in9Bc+QcXwd1apOVM7Un9t8tixPKdaHQFdLSUM1Xgk8=
 github.com/ipfs/go-blockservice v0.5.2/go.mod h1:VpMblFEqG67A/H2sHKAemeH9vlURVavlysbdUI632yk=
 github.com/ipfs/go-cid v0.0.1/go.mod h1:GHWU/WuQdMPmIosc4Yn1bcCT7dSeX4lBafM7iqUPQvM=
-github.com/ipfs/go-cid v0.0.2/go.mod h1:GHWU/WuQdMPmIosc4Yn1bcCT7dSeX4lBafM7iqUPQvM=
-github.com/ipfs/go-cid v0.0.3/go.mod h1:GHWU/WuQdMPmIosc4Yn1bcCT7dSeX4lBafM7iqUPQvM=
-github.com/ipfs/go-cid v0.0.4/go.mod h1:4LLaPOQwmk5z9LBgQnpkivrx8BJjUyGwTXCd5Xfj6+M=
 github.com/ipfs/go-cid v0.0.5/go.mod h1:plgt+Y5MnOey4vO4UlUazGqdbEXuFYitED67FexhXog=
-github.com/ipfs/go-cid v0.0.7/go.mod h1:6Ux9z5e+HpkQdckYoX1PG/6xqKspzlEIR5SDmgqgC/I=
 github.com/ipfs/go-cid v0.4.1 h1:A/T3qGvxi4kpKWWcPC/PgbvDA2bjVLO7n4UeVwnbs/s=
 github.com/ipfs/go-cid v0.4.1/go.mod h1:uQHwDeX4c6CtyrFwdqyhpNcxVewur1M7l7fNU7LKwZk=
 github.com/ipfs/go-datastore v0.5.0/go.mod h1:9zhEApYMTl17C8YDp7JmU7sQZi2/wqiYh73hakZ90Bk=
@@ -132,21 +120,18 @@ github.com/ipfs/go-ipfs-routing v0.3.0 h1:9W/W3N+g+y4ZDeffSgqhgo7BsBSJwPMcyssET9
 github.com/ipfs/go-ipfs-util v0.0.1/go.mod h1:spsl5z8KUnrve+73pOhSVZND1SIxPW5RyBCNzQxlJBc=
 github.com/ipfs/go-ipfs-util v0.0.2 h1:59Sswnk1MFaiq+VcaknX7aYEyGyGDAA73ilhEK2POp8=
 github.com/ipfs/go-ipfs-util v0.0.2/go.mod h1:CbPtkWJzjLdEcezDns2XYaehFVNXG9zrdrtMecczcsQ=
-github.com/ipfs/go-ipld-cbor v0.0.6 h1:pYuWHyvSpIsOOLw4Jy7NbBkCyzLDcl64Bf/LZW7eBQ0=
-github.com/ipfs/go-ipld-cbor v0.0.6/go.mod h1:ssdxxaLJPXH7OjF5V4NSjBbcfh+evoR4ukuru0oPXMA=
 github.com/ipfs/go-ipld-format v0.0.1/go.mod h1:kyJtbkDALmFHv3QR6et67i35QzO3S0dCDnkOJhcZkms=
-github.com/ipfs/go-ipld-format v0.2.0/go.mod h1:3l3C1uKoadTPbeNfrDi+xMInYKlx2Cvg1BuydPSdzQs=
-github.com/ipfs/go-ipld-format v0.4.0 h1:yqJSaJftjmjc9jEOFYlpkwOLVKv68OD27jFLlSghBlQ=
-github.com/ipfs/go-ipld-format v0.4.0/go.mod h1:co/SdBE8h99968X0hViiw1MNlh6fvxxnHpvVLnH7jSM=
-github.com/ipfs/go-ipld-legacy v0.1.1 h1:BvD8PEuqwBHLTKqlGFTHSwrwFOMkVESEvwIYwR2cdcc=
-github.com/ipfs/go-ipld-legacy v0.1.1/go.mod h1:8AyKFCjgRPsQFf15ZQgDB8Din4DML/fOmKZkkFkrIEg=
+github.com/ipfs/go-ipld-format v0.5.0 h1:WyEle9K96MSrvr47zZHKKcDxJ/vlpET6PSiQsAFO+Ds=
+github.com/ipfs/go-ipld-format v0.5.0/go.mod h1:ImdZqJQaEouMjCvqCe0ORUS+uoBmf7Hf+EO/jh+nk3M=
+github.com/ipfs/go-ipld-legacy v0.2.1 h1:mDFtrBpmU7b//LzLSypVrXsD8QxkEWxu5qVxN99/+tk=
+github.com/ipfs/go-ipld-legacy v0.2.1/go.mod h1:782MOUghNzMO2DER0FlBR94mllfdCJCkTtDtPM51otM=
 github.com/ipfs/go-log v1.0.5 h1:2dOuUCB1Z7uoczMWgAyDck5JLb72zHzrMnGnCNNbvY8=
 github.com/ipfs/go-log v1.0.5/go.mod h1:j0b8ZoR+7+R99LD9jZ6+AJsrzkPbSXbZfGakb5JPtIo=
 github.com/ipfs/go-log/v2 v2.1.3/go.mod h1:/8d0SH3Su5Ooc31QlL1WysJhvyOTDCjcCZ9Axpmri6g=
 github.com/ipfs/go-log/v2 v2.5.1 h1:1XdUzF7048prq4aBjDQQ4SL5RxftpRGdXhNRwKSAlcY=
 github.com/ipfs/go-log/v2 v2.5.1/go.mod h1:prSpmC1Gpllc9UYWxDiZDreBYw7zp4Iqp1kOLU9U5UI=
-github.com/ipfs/go-merkledag v0.10.0 h1:IUQhj/kzTZfam4e+LnaEpoiZ9vZF6ldimVlby+6OXL4=
-github.com/ipfs/go-merkledag v0.10.0/go.mod h1:zkVav8KiYlmbzUzNM6kENzkdP5+qR7+2mCwxkQ6GIj8=
+github.com/ipfs/go-merkledag v0.11.0 h1:DgzwK5hprESOzS4O1t/wi6JDpyVQdvm9Bs59N/jqfBY=
+github.com/ipfs/go-merkledag v0.11.0/go.mod h1:Q4f/1ezvBiJV0YCIXvt51W/9/kqJGH4I1LsA7+djsM4=
 github.com/ipfs/go-metrics-interface v0.0.1 h1:j+cpbjYvu4R8zbleSs36gvB7jR+wsL2fGD6n0jO4kdg=
 github.com/ipfs/go-metrics-interface v0.0.1/go.mod h1:6s6euYU4zowdslK0GKHmqaIZ3j/b/tL7HTWtJ4VPgWY=
 github.com/ipfs/go-peertaskqueue v0.8.0 h1:JyNO144tfu9bx6Hpo119zvbEL9iQ760FHOiJYsUjqaU=
@@ -156,7 +141,6 @@ github.com/ipfs/go-verifcid v0.0.1 h1:m2HI7zIuR5TFyQ1b79Da5N9dnnCP1vcu2QqawmWlK2
 github.com/ipfs/go-verifcid v0.0.1/go.mod h1:5Hrva5KBeIog4A+UpqlaIU+DEstipcJYQQZc0g37pY0=
 github.com/ipld/go-codec-dagpb v1.6.0 h1:9nYazfyu9B1p3NAgfVdpRco3Fs2nFC72DqVsMj6rOcc=
 github.com/ipld/go-codec-dagpb v1.6.0/go.mod h1:ANzFhfP2uMJxRBr8CE+WQWs5UsNa0pYtmKZ+agnUw9s=
-github.com/ipld/go-ipld-prime v0.9.1-0.20210324083106-dc342a9917db/go.mod h1:KvBLMr4PX1gWptgkzRjVZCrLmSGcZCb/jioOQwCqZN8=
 github.com/ipld/go-ipld-prime v0.20.0 h1:Ud3VwE9ClxpO2LkCYP7vWPc0Fo+dYdYzgxUJZ3uRG4g=
 github.com/ipld/go-ipld-prime v0.20.0/go.mod h1:PzqZ/ZR981eKbgdr3y2DJYeD/8bgMawdGVlJDE8kK+M=
 github.com/jackpal/go-nat-pmp v1.0.2 h1:KzKSgb7qkJvOUTqYl9/Hg/me3pWgBmERKrTGD7BdWus=
@@ -165,36 +149,30 @@ github.com/jbenet/go-temp-err-catcher v0.1.0 h1:zpb3ZH6wIE8Shj2sKS+khgRvf7T7RABo
 github.com/jbenet/go-temp-err-catcher v0.1.0/go.mod h1:0kJRvmDZXNMIiJirNPEYfhpPwbGVtZVWC34vc5WLsDk=
 github.com/jbenet/goprocess v0.1.4 h1:DRGOFReOMqqDNXwW70QkacFW0YN9QnwLV0Vqk+3oU0o=
 github.com/jbenet/goprocess v0.1.4/go.mod h1:5yspPrukOVuOLORacaBi858NqyClJPQxYZlqdZVfqY4=
-github.com/jtolds/gls v4.2.1+incompatible/go.mod h1:QJZ7F/aHp+rZTRtaJ1ow/lLfFfVYBRgL+9YlvaHOwJU=
-github.com/jtolds/gls v4.20.0+incompatible h1:xdiiI2gbIgH/gLH7ADydsJ1uDOEzR8yvV7C0MuV77Wo=
-github.com/jtolds/gls v4.20.0+incompatible/go.mod h1:QJZ7F/aHp+rZTRtaJ1ow/lLfFfVYBRgL+9YlvaHOwJU=
+github.com/jtolds/gls v4.2.1+incompatible h1:fSuqC+Gmlu6l/ZYAoZzx2pyucC8Xza35fpRVWLVmUEE=
 github.com/kisielk/errcheck v1.5.0/go.mod h1:pFxgyoBC7bSaBwPgfKdkLd5X25qrDl4LWUI2bnpBCr8=
 github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
 github.com/klauspost/compress v1.16.5 h1:IFV2oUNUzZaz+XyusxpLzpzS8Pt5rh0Z16For/djlyI=
-github.com/klauspost/compress v1.16.5/go.mod h1:ntbaceVETuRiXiv4DpjP66DpAtAGkEQskQzEyD//IeE=
-github.com/klauspost/cpuid/v2 v2.0.4/go.mod h1:FInQzS24/EEf25PyTYn52gqo7WaD8xa0213Md/qVLRg=
 github.com/klauspost/cpuid/v2 v2.0.12/go.mod h1:g2LTdtYhdyuGPqyWyv7qRAmj1WBqxuObKfj5c0PQa7c=
-github.com/klauspost/cpuid/v2 v2.2.4 h1:acbojRNwl3o09bUq+yDCtZFc1aiwaAAxtcn8YkZXnvk=
-github.com/klauspost/cpuid/v2 v2.2.4/go.mod h1:RVVoqg1df56z8g3pUjL/3lE5UfnlrJX8tyFgg4nqhuY=
+github.com/klauspost/cpuid/v2 v2.2.5 h1:0E5MSMDEoAulmXNFquVs//DdoomxaoTY1kUhbc/qbZg=
+github.com/klauspost/cpuid/v2 v2.2.5/go.mod h1:Lcz8mBdAVJIBVzewtcLocK12l3Y+JytZYpaMropDUws=
 github.com/koron/go-ssdp v0.0.4 h1:1IDwrghSKYM7yLf7XCzbByg2sJ/JcNOZRXS2jczTwz0=
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 github.com/kr/pretty v0.2.0/go.mod h1:ipq/a2n7PKx3OHsz4KJII5eveXtPO4qwEXGdVfWzfnI=
-github.com/kr/pretty v0.2.1/go.mod h1:ipq/a2n7PKx3OHsz4KJII5eveXtPO4qwEXGdVfWzfnI=
 github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=
 github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
 github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
 github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
-github.com/libp2p/go-buffer-pool v0.0.2/go.mod h1:MvaB6xw5vOrDl8rYZGLFdKAuk/hRoRZd1Vi32+RXyFM=
 github.com/libp2p/go-buffer-pool v0.1.0 h1:oK4mSFcQz7cTQIfqbe4MIj9gLW+mnanjyFtc6cdF0Y8=
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@@ -203,21 +181,18 @@ github.com/mattn/go-isatty v0.0.19/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D
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@@ -225,27 +200,22 @@ github.com/multiformats/go-multiaddr v0.9.0/go.mod h1:mI67Lb1EeTOYb8GQfL/7wpIZwc
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@@ -253,32 +223,26 @@ github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
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@@ -292,11 +256,7 @@ github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXl
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@@ -337,10 +297,9 @@ golang.org/x/crypto v0.0.0-20190611184440-5c40567a22f8/go.mod h1:yigFU9vqHzYiE8U
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
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 golang.org/x/image v0.6.0 h1:bR8b5okrPI3g/gyZakLZHeWxAR8Dn5CyxXv1hLH5g/4=
@@ -362,8 +321,8 @@ golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v
 golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM=
 golang.org/x/net v0.0.0-20220722155237-a158d28d115b/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
 golang.org/x/net v0.6.0/go.mod h1:2Tu9+aMcznHK/AK1HMvgo6xiTLG5rD5rZLDS+rp2Bjs=
-golang.org/x/net v0.10.0 h1:X2//UzNDwYmtCLn7To6G58Wr6f5ahEAQgKNzv9Y951M=
-golang.org/x/net v0.10.0/go.mod h1:0qNGK6F8kojg2nk9dLZ2mShWaEBan6FAoqfSigmmuDg=
+golang.org/x/net v0.11.0 h1:Gi2tvZIJyBtO9SDr1q9h5hEQCp/4L2RQ+ar0qjx2oNU=
+golang.org/x/net v0.11.0/go.mod h1:2L/ixqYpgIVXmeoSA/4Lu7BzTG4KIyPIryS4IsOd1oQ=
 golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
@@ -376,23 +335,19 @@ golang.org/x/sync v0.2.0/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190219092855-153ac476189d/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20191026070338-33540a1f6037/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200602225109-6fdc65e7d980/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20210309074719-68d13333faf2/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210330210617-4fbd30eecc44/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20220704084225-05e143d24a9e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.8.0 h1:EBmGv8NaZBZTWvrbjNoL6HVt+IVy3QDQpJs7VRIw3tU=
-golang.org/x/sys v0.8.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/term v0.0.0-20201117132131-f5c789dd3221/go.mod h1:Nr5EML6q2oocZ2LXRh80K7BxOlk5/8JxuGnuhpl+muw=
+golang.org/x/sys v0.9.0 h1:KS/R3tvhPqvJvwcKfnBHJwwthS11LRhmM5D59eEXa0s=
+golang.org/x/sys v0.9.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
 golang.org/x/term v0.5.0/go.mod h1:jMB1sMXY+tzblOD4FWmEbocvup2/aLOaQEp7JmGp78k=
@@ -401,10 +356,9 @@ golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
 golang.org/x/text v0.7.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
 golang.org/x/text v0.8.0/go.mod h1:e1OnstbJyHTd6l/uOt8jFFHp6TRDWZR/bV3emEE/zU8=
-golang.org/x/text v0.9.0 h1:2sjJmO8cDvYveuX97RDLsxlyUxLl+GHoLxBiRdHllBE=
+golang.org/x/text v0.10.0 h1:UpjohKhiEgNc0CSauXmwYftY1+LlaC75SJwh0SgCX58=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
-golang.org/x/tools v0.0.0-20190328211700-ab21143f2384/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
 golang.org/x/tools v0.0.0-20190621195816-6e04913cbbac/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc=
 golang.org/x/tools v0.0.0-20191029041327-9cc4af7d6b2c/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.0.0-20191029190741-b9c20aec41a5/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
@@ -420,7 +374,6 @@ golang.org/x/tools v0.9.3/go.mod h1:owI94Op576fPu3cIGQeHs3joujW/2Oc6MtlxbF5dfNc=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
-golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 h1:go1bK/D/BFZV2I8cIQd1NKEZ+0owSTG1fDTci4IqFcE=
 golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
 google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=

metric/drpc.go

@@ -2,8 +2,10 @@ package metric
 
 import (
 	"github.com/prometheus/client_golang/prometheus"
+	"go.uber.org/zap"
 	"storj.io/drpc"
 	"time"
+	"unicode/utf8"
 )
 
 type prometheusDRPC struct {
@@ -14,7 +16,11 @@ type prometheusDRPC struct {
 func (ph *prometheusDRPC) HandleRPC(stream drpc.Stream, rpc string) (err error) {
 	st := time.Now()
 	defer func() {
-		ph.SummaryVec.WithLabelValues(rpc).Observe(time.Since(st).Seconds())
+		if utf8.ValidString(rpc) {
+			ph.SummaryVec.WithLabelValues(rpc).Observe(time.Since(st).Seconds())
+		} else {
+			log.WarnCtx(stream.Context(), "invalid rpc string", zap.String("rpc", rpc))
+		}
 	}()
 	return ph.Handler.HandleRPC(stream, rpc)
 }

metric/log.go

@@ -31,6 +31,10 @@ func PeerId(val string) zap.Field {
 	return zap.String("peerId", val)
 }
 
+func PeerVersion(val string) zap.Field {
+	return zap.String("peerVersion", val)
+}
+
 func Identity(val string) zap.Field {
 	return zap.String("identity", val)
 }
@@ -61,5 +65,5 @@ func (m *metric) RequestLog(ctx context.Context, rpc string, fields ...zap.Field
 	if ak != nil {
 		acc = ak.Account()
 	}
-	m.rpcLog.Info("", append(fields, m.appField, PeerId(peerId), Identity(acc), Method(rpc))...)
+	m.rpcLog.Info("", append(fields, m.appField, PeerId(peerId), Identity(acc), Method(rpc), PeerVersion(peer.CtxPeerClientVersion(ctx)))...)
 }

net/peer/context.go

@@ -14,6 +14,7 @@ const (
 	contextKeyPeerId contextKey = iota
 	contextKeyIdentity
 	contextKeyPeerAddr
+	contextKeyPeerClientVersion
 )
 
 var (
@@ -50,6 +51,19 @@ func CtxWithPeerAddr(ctx context.Context, addr string) context.Context {
 	return context.WithValue(ctx, contextKeyPeerAddr, addr)
 }
 
+// CtxPeerClientVersion returns peer client version
+func CtxPeerClientVersion(ctx context.Context) string {
+	if p, ok := ctx.Value(contextKeyPeerClientVersion).(string); ok {
+		return p
+	}
+	return ""
+}
+
+// CtxWithClientVersion sets peer clientVersion to the context
+func CtxWithClientVersion(ctx context.Context, addr string) context.Context {
+	return context.WithValue(ctx, contextKeyPeerClientVersion, addr)
+}
+
 // CtxIdentity returns identity from context
 func CtxIdentity(ctx context.Context) ([]byte, error) {
 	if identity, ok := ctx.Value(contextKeyIdentity).([]byte); ok {

net/peer/limiter.go

@@ -0,0 +1,18 @@
+package peer
+
+import (
+	"time"
+)
+
+type limiter struct {
+	startThreshold int
+	slowDownStep   time.Duration
+}
+
+func (l limiter) wait(count int) <-chan time.Time {
+	if count > l.startThreshold {
+		wait := l.slowDownStep * time.Duration(count-l.startThreshold)
+		return time.After(wait)
+	}
+	return nil
+}

net/peer/peer.go

@@ -19,6 +19,7 @@ import (
 	"storj.io/drpc/drpcstream"
 	"storj.io/drpc/drpcwire"
 	"sync"
+	"sync/atomic"
 	"time"
 )
 
@@ -35,7 +36,15 @@ func NewPeer(mc transport.MultiConn, ctrl connCtrl) (p Peer, err error) {
 		active:    map[*subConn]struct{}{},
 		MultiConn: mc,
 		ctrl:      ctrl,
+		limiter: limiter{
+			// start throttling after 10 sub conns
+			startThreshold: 10,
+			slowDownStep:   time.Millisecond * 100,
+		},
+		subConnRelease: make(chan drpc.Conn),
+		created:        time.Now(),
 	}
+	pr.acceptCtx, pr.acceptCtxCancel = context.WithCancel(context.Background())
 	if pr.id, err = CtxPeerId(ctx); err != nil {
 		return
 	}
@@ -69,11 +78,22 @@ type peer struct {
 	ctrl connCtrl
 
 	// drpc conn pool
-	inactive []*subConn
-	active   map[*subConn]struct{}
+	// outgoing
+	inactive         []*subConn
+	active           map[*subConn]struct{}
+	subConnRelease   chan drpc.Conn
+	openingWaitCount atomic.Int32
+
+	incomingCount atomic.Int32
+	acceptCtx     context.Context
+
+	acceptCtxCancel context.CancelFunc
+
+	limiter limiter
 
 	mu sync.Mutex
 
+	created time.Time
 	transport.MultiConn
 }
 
@@ -84,7 +104,20 @@ func (p *peer) Id() string {
 func (p *peer) AcquireDrpcConn(ctx context.Context) (drpc.Conn, error) {
 	p.mu.Lock()
 	if len(p.inactive) == 0 {
+		wait := p.limiter.wait(len(p.active) + int(p.openingWaitCount.Load()))
 		p.mu.Unlock()
+		if wait != nil {
+			p.openingWaitCount.Add(1)
+			defer p.openingWaitCount.Add(-1)
+			// throttle new connection opening
+			select {
+			case <-ctx.Done():
+				return nil, ctx.Err()
+			case dconn := <-p.subConnRelease:
+				return dconn, nil
+			case <-wait:
+			}
+		}
 		dconn, err := p.openDrpcConn(ctx)
 		if err != nil {
 			return nil, err
@@ -107,6 +140,21 @@ func (p *peer) AcquireDrpcConn(ctx context.Context) (drpc.Conn, error) {
 }
 
 func (p *peer) ReleaseDrpcConn(conn drpc.Conn) {
+	// do nothing if it's closed connection
+	select {
+	case <-conn.Closed():
+		return
+	default:
+	}
+
+	// try to send this connection to acquire if anyone is waiting for it
+	select {
+	case p.subConnRelease <- conn:
+		return
+	default:
+	}
+
+	// return to pool
 	p.mu.Lock()
 	defer p.mu.Unlock()
 	sc, ok := conn.(*subConn)
@@ -159,12 +207,21 @@ func (p *peer) acceptLoop() {
 		}
 	}()
 	for {
+		if wait := p.limiter.wait(int(p.incomingCount.Load())); wait != nil {
+			select {
+			case <-wait:
+			case <-p.acceptCtx.Done():
+				return
+			}
+		}
 		conn, err := p.Accept()
 		if err != nil {
 			exitErr = err
 			return
 		}
 		go func() {
+			p.incomingCount.Add(1)
+			defer p.incomingCount.Add(-1)
 			serveErr := p.serve(conn)
 			if serveErr != io.EOF && serveErr != transport.ErrConnClosed {
 				log.InfoCtx(p.Context(), "serve connection error", zap.Error(serveErr))
@@ -190,14 +247,14 @@ func (p *peer) serve(conn net.Conn) (err error) {
 }
 
 func (p *peer) TryClose(objectTTL time.Duration) (res bool, err error) {
-	p.gc(objectTTL)
-	if time.Now().Sub(p.LastUsage()) < objectTTL {
-		return false, nil
+	aliveCount := p.gc(objectTTL)
+	if aliveCount == 0 && p.created.Add(time.Minute).Before(time.Now()) {
+		return true, p.Close()
 	}
-	return true, p.Close()
+	return false, nil
 }
 
-func (p *peer) gc(ttl time.Duration) {
+func (p *peer) gc(ttl time.Duration) (aliveCount int) {
 	p.mu.Lock()
 	defer p.mu.Unlock()
 	minLastUsage := time.Now().Add(-ttl)
@@ -238,6 +295,7 @@ func (p *peer) gc(ttl time.Duration) {
 			continue
 		}
 	}
+	return len(p.active) + len(p.inactive)
 }
 
 func (p *peer) Close() (err error) {

net/peer/peer_test.go

@@ -12,6 +12,8 @@ import (
 	"io"
 	"net"
 	_ "net/http/pprof"
+	"storj.io/drpc"
+	"storj.io/drpc/drpcconn"
 	"testing"
 	"time"
 )
@@ -19,32 +21,86 @@ import (
 var ctx = context.Background()
 
 func TestPeer_AcquireDrpcConn(t *testing.T) {
+	t.Run("generic", func(t *testing.T) {
+		fx := newFixture(t, "p1")
+		defer fx.finish()
+		in, out := net.Pipe()
+		go func() {
+			handshake.IncomingProtoHandshake(ctx, out, defaultProtoChecker)
+		}()
+		defer out.Close()
+		fx.mc.EXPECT().Open(gomock.Any()).Return(in, nil)
+		dc, err := fx.AcquireDrpcConn(ctx)
+		require.NoError(t, err)
+		assert.NotEmpty(t, dc)
+		defer dc.Close()
+
+		assert.Len(t, fx.active, 1)
+		assert.Len(t, fx.inactive, 0)
+
+		fx.ReleaseDrpcConn(dc)
+
+		assert.Len(t, fx.active, 0)
+		assert.Len(t, fx.inactive, 1)
+
+		dc, err = fx.AcquireDrpcConn(ctx)
+		require.NoError(t, err)
+		assert.NotEmpty(t, dc)
+		assert.Len(t, fx.active, 1)
+		assert.Len(t, fx.inactive, 0)
+	})
+	t.Run("closed sub conn", func(t *testing.T) {
+		fx := newFixture(t, "p1")
+		defer fx.finish()
+
+		closedIn, _ := net.Pipe()
+		dc := drpcconn.New(closedIn)
+		fx.ReleaseDrpcConn(&subConn{Conn: dc})
+		dc.Close()
+
+		in, out := net.Pipe()
+		go func() {
+			handshake.IncomingProtoHandshake(ctx, out, defaultProtoChecker)
+		}()
+		defer out.Close()
+		fx.mc.EXPECT().Open(gomock.Any()).Return(in, nil)
+		_, err := fx.AcquireDrpcConn(ctx)
+		require.NoError(t, err)
+	})
+}
+
+func TestPeer_DrpcConn_OpenThrottling(t *testing.T) {
 	fx := newFixture(t, "p1")
 	defer fx.finish()
-	in, out := net.Pipe()
+
+	acquire := func() (func(), drpc.Conn, error) {
+		in, out := net.Pipe()
+		go func() {
+			_, err := handshake.IncomingProtoHandshake(ctx, out, defaultProtoChecker)
+			require.NoError(t, err)
+		}()
+
+		fx.mc.EXPECT().Open(gomock.Any()).Return(in, nil)
+		dconn, err := fx.AcquireDrpcConn(ctx)
+		return func() { out.Close() }, dconn, err
+	}
+
+	var conCount = fx.limiter.startThreshold + 3
+	var conns []drpc.Conn
+	for i := 0; i < conCount; i++ {
+		cc, dc, err := acquire()
+		require.NoError(t, err)
+		defer cc()
+		conns = append(conns, dc)
+	}
+
 	go func() {
-		handshake.IncomingProtoHandshake(ctx, out, defaultProtoChecker)
+		time.Sleep(fx.limiter.slowDownStep)
+		fx.ReleaseDrpcConn(conns[0])
+		conns = conns[1:]
 	}()
-	defer out.Close()
-	fx.mc.EXPECT().Open(gomock.Any()).Return(in, nil)
-	dc, err := fx.AcquireDrpcConn(ctx)
+	_, err := fx.AcquireDrpcConn(ctx)
 	require.NoError(t, err)
-	assert.NotEmpty(t, dc)
-	defer dc.Close()
-
-	assert.Len(t, fx.active, 1)
-	assert.Len(t, fx.inactive, 0)
-
-	fx.ReleaseDrpcConn(dc)
-
-	assert.Len(t, fx.active, 0)
-	assert.Len(t, fx.inactive, 1)
-
-	dc, err = fx.AcquireDrpcConn(ctx)
-	require.NoError(t, err)
-	assert.NotEmpty(t, dc)
-	assert.Len(t, fx.active, 1)
-	assert.Len(t, fx.inactive, 0)
 }
 
 func TestPeerAccept(t *testing.T) {
@@ -63,12 +119,30 @@ func TestPeerAccept(t *testing.T) {
 	assert.NoError(t, <-outHandshakeCh)
 }
 
+func TestPeer_DrpcConn_AcceptThrottling(t *testing.T) {
+	fx := newFixture(t, "p1")
+	defer fx.finish()
+
+	var conCount = fx.limiter.startThreshold + 3
+	for i := 0; i < conCount; i++ {
+		in, out := net.Pipe()
+		defer out.Close()
+
+		var outHandshakeCh = make(chan error)
+		go func() {
+			outHandshakeCh <- handshake.OutgoingProtoHandshake(ctx, out, handshakeproto.ProtoType_DRPC)
+		}()
+		fx.acceptCh <- acceptedConn{conn: in}
+		cn := <-fx.testCtrl.serveConn
+		assert.Equal(t, in, cn)
+		assert.NoError(t, <-outHandshakeCh)
+	}
+}
+
 func TestPeer_TryClose(t *testing.T) {
-	t.Run("ttl", func(t *testing.T) {
+	t.Run("not close in first minute", func(t *testing.T) {
 		fx := newFixture(t, "p1")
 		defer fx.finish()
-		lu := time.Now()
-		fx.mc.EXPECT().LastUsage().Return(lu)
 		res, err := fx.TryClose(time.Second)
 		require.NoError(t, err)
 		assert.False(t, res)
@@ -76,8 +150,7 @@ func TestPeer_TryClose(t *testing.T) {
 	t.Run("close", func(t *testing.T) {
 		fx := newFixture(t, "p1")
 		defer fx.finish()
-		lu := time.Now().Add(-time.Second * 2)
-		fx.mc.EXPECT().LastUsage().Return(lu)
+		fx.peer.created = fx.peer.created.Add(-time.Minute * 2)
 		res, err := fx.TryClose(time.Second)
 		require.NoError(t, err)
 		assert.True(t, res)
@@ -85,8 +158,7 @@ func TestPeer_TryClose(t *testing.T) {
 	t.Run("gc", func(t *testing.T) {
 		fx := newFixture(t, "p1")
 		defer fx.finish()
-		now := time.Now()
-		fx.mc.EXPECT().LastUsage().Return(now.Add(time.Millisecond * 100))
+		//now := time.Now()
 
 		// make one inactive
 		in, out := net.Pipe()

net/pool/poolservice.go

@@ -49,8 +49,8 @@ func (p *poolService) Init(a *app.App) (err error) {
 			return p.dialer.Dial(ctx, id)
 		},
 		ocache.WithLogger(log.Sugar()),
-		ocache.WithGCPeriod(time.Minute),
-		ocache.WithTTL(time.Minute*5),
+		ocache.WithGCPeriod(time.Minute/2),
+		ocache.WithTTL(time.Minute),
 		ocache.WithPrometheus(p.metricReg, "netpool", "outgoing"),
 	)
 	p.pool.incoming = ocache.New(
@@ -58,8 +58,8 @@ func (p *poolService) Init(a *app.App) (err error) {
 			return nil, ocache.ErrNotExists
 		},
 		ocache.WithLogger(log.Sugar()),
-		ocache.WithGCPeriod(time.Minute),
-		ocache.WithTTL(time.Minute*5),
+		ocache.WithGCPeriod(time.Minute/2),
+		ocache.WithTTL(time.Minute),
 		ocache.WithPrometheus(p.metricReg, "netpool", "incoming"),
 	)
 	return nil

net/rpc/rpctest/multiconntest/multiconntest.go

@@ -0,0 +1,29 @@
+package multiconntest
+
+import (
+	"context"
+	"github.com/anyproto/any-sync/net/connutil"
+	"github.com/anyproto/any-sync/net/transport"
+	yamux2 "github.com/anyproto/any-sync/net/transport/yamux"
+	"github.com/hashicorp/yamux"
+	"net"
+)
+
+func MultiConnPair(peerServCtx, peerClientCtx context.Context) (serv, client transport.MultiConn) {
+	sc, cc := net.Pipe()
+	var servConn = make(chan transport.MultiConn, 1)
+	go func() {
+		sess, err := yamux.Server(sc, yamux.DefaultConfig())
+		if err != nil {
+			panic(err)
+		}
+		servConn <- yamux2.NewMultiConn(peerServCtx, connutil.NewLastUsageConn(sc), "", sess)
+	}()
+	sess, err := yamux.Client(cc, yamux.DefaultConfig())
+	if err != nil {
+		panic(err)
+	}
+	client = yamux2.NewMultiConn(peerClientCtx, connutil.NewLastUsageConn(cc), "", sess)
+	serv = <-servConn
+	return
+}

net/rpc/rpctest/peer.go

@@ -2,29 +2,11 @@ package rpctest
 
 import (
 	"context"
-	"github.com/anyproto/any-sync/net/connutil"
 	"github.com/anyproto/any-sync/net/peer"
+	"github.com/anyproto/any-sync/net/rpc/rpctest/multiconntest"
 	"github.com/anyproto/any-sync/net/transport"
-	yamux2 "github.com/anyproto/any-sync/net/transport/yamux"
-	"github.com/hashicorp/yamux"
-	"net"
 )
 
 func MultiConnPair(peerIdServ, peerIdClient string) (serv, client transport.MultiConn) {
-	sc, cc := net.Pipe()
-	var servConn = make(chan transport.MultiConn, 1)
-	go func() {
-		sess, err := yamux.Server(sc, yamux.DefaultConfig())
-		if err != nil {
-			panic(err)
-		}
-		servConn <- yamux2.NewMultiConn(peer.CtxWithPeerId(context.Background(), peerIdServ), connutil.NewLastUsageConn(sc), "", sess)
-	}()
-	sess, err := yamux.Client(cc, yamux.DefaultConfig())
-	if err != nil {
-		panic(err)
-	}
-	client = yamux2.NewMultiConn(peer.CtxWithPeerId(context.Background(), peerIdClient), connutil.NewLastUsageConn(cc), "", sess)
-	serv = <-servConn
-	return
+	return multiconntest.MultiConnPair(peer.CtxWithPeerId(context.Background(), peerIdServ), peer.CtxWithPeerId(context.Background(), peerIdClient))
 }

net/secureservice/credential.go

@@ -8,9 +8,13 @@ import (
 	"go.uber.org/zap"
 )
 
-func newNoVerifyChecker(protoVersion uint32) handshake.CredentialChecker {
+func newNoVerifyChecker(protoVersion uint32, clientVersion string) handshake.CredentialChecker {
 	return &noVerifyChecker{
-		cred: &handshakeproto.Credentials{Type: handshakeproto.CredentialsType_SkipVerify, Version: protoVersion},
+		cred: &handshakeproto.Credentials{
+			Type:          handshakeproto.CredentialsType_SkipVerify,
+			Version:       protoVersion,
+			ClientVersion: clientVersion,
+		},
 	}
 }
 
@@ -22,23 +26,29 @@ func (n noVerifyChecker) MakeCredentials(remotePeerId string) *handshakeproto.Cr
 	return n.cred
 }
 
-func (n noVerifyChecker) CheckCredential(remotePeerId string, cred *handshakeproto.Credentials) (identity []byte, err error) {
+func (n noVerifyChecker) CheckCredential(remotePeerId string, cred *handshakeproto.Credentials) (result handshake.Result, err error) {
 	if cred.Version != n.cred.Version {
-		return nil, handshake.ErrIncompatibleVersion
+		err = handshake.ErrIncompatibleVersion
+		return
 	}
-	return nil, nil
+	return handshake.Result{
+		ProtoVersion:  cred.Version,
+		ClientVersion: cred.ClientVersion,
+	}, nil
 }
 
-func newPeerSignVerifier(protoVersion uint32, account *accountdata.AccountKeys) handshake.CredentialChecker {
+func newPeerSignVerifier(protoVersion uint32, clientVersion string, account *accountdata.AccountKeys) handshake.CredentialChecker {
 	return &peerSignVerifier{
-		protoVersion: protoVersion,
-		account:      account,
+		protoVersion:  protoVersion,
+		clientVersion: clientVersion,
+		account:       account,
 	}
 }
 
 type peerSignVerifier struct {
-	protoVersion uint32
-	account      *accountdata.AccountKeys
+	protoVersion  uint32
+	clientVersion string
+	account       *accountdata.AccountKeys
 }
 
 func (p *peerSignVerifier) MakeCredentials(remotePeerId string) *handshakeproto.Credentials {
@@ -54,33 +64,43 @@ func (p *peerSignVerifier) MakeCredentials(remotePeerId string) *handshakeproto.
 	}
 	payload, _ := msg.Marshal()
 	return &handshakeproto.Credentials{
-		Type:    handshakeproto.CredentialsType_SignedPeerIds,
-		Payload: payload,
-		Version: p.protoVersion,
+		Type:          handshakeproto.CredentialsType_SignedPeerIds,
+		Payload:       payload,
+		Version:       p.protoVersion,
+		ClientVersion: p.clientVersion,
 	}
 }
 
-func (p *peerSignVerifier) CheckCredential(remotePeerId string, cred *handshakeproto.Credentials) (identity []byte, err error) {
+func (p *peerSignVerifier) CheckCredential(remotePeerId string, cred *handshakeproto.Credentials) (result handshake.Result, err error) {
 	if cred.Version != p.protoVersion {
-		return nil, handshake.ErrIncompatibleVersion
+		err = handshake.ErrIncompatibleVersion
+		return
 	}
 	if cred.Type != handshakeproto.CredentialsType_SignedPeerIds {
-		return nil, handshake.ErrSkipVerifyNotAllowed
+		err = handshake.ErrSkipVerifyNotAllowed
+		return
 	}
 	var msg = &handshakeproto.PayloadSignedPeerIds{}
 	if err = msg.Unmarshal(cred.Payload); err != nil {
-		return nil, handshake.ErrUnexpectedPayload
+		err = handshake.ErrUnexpectedPayload
+		return
 	}
 	pubKey, err := crypto.UnmarshalEd25519PublicKeyProto(msg.Identity)
 	if err != nil {
-		return nil, handshake.ErrInvalidCredentials
+		err = handshake.ErrInvalidCredentials
+		return
 	}
 	ok, err := pubKey.Verify([]byte((remotePeerId + p.account.PeerId)), msg.Sign)
 	if err != nil {
-		return nil, err
+		return
 	}
 	if !ok {
-		return nil, handshake.ErrInvalidCredentials
+		err = handshake.ErrInvalidCredentials
+		return
 	}
-	return msg.Identity, nil
+	return handshake.Result{
+		Identity:      msg.Identity,
+		ProtoVersion:  cred.Version,
+		ClientVersion: cred.ClientVersion,
+	}, nil
 }

net/secureservice/credential_test.go

@@ -15,21 +15,21 @@ func TestPeerSignVerifier_CheckCredential(t *testing.T) {
 	identity1, _ := a1.SignKey.GetPublic().Marshall()
 	identity2, _ := a2.SignKey.GetPublic().Marshall()
 
-	cc1 := newPeerSignVerifier(0, a1)
-	cc2 := newPeerSignVerifier(0, a2)
+	cc1 := newPeerSignVerifier(0, "test:v1", a1)
+	cc2 := newPeerSignVerifier(0, "test:v1", a2)
 
 	c1 := a2.PeerId
 	c2 := a1.PeerId
 
 	cr1 := cc1.MakeCredentials(c1)
 	cr2 := cc2.MakeCredentials(c2)
-	id1, err := cc1.CheckCredential(c1, cr2)
+	res, err := cc1.CheckCredential(c1, cr2)
 	assert.NoError(t, err)
-	assert.Equal(t, identity2, id1)
+	assert.Equal(t, identity2, res.Identity)
 
-	id2, err := cc2.CheckCredential(c2, cr1)
+	res2, err := cc2.CheckCredential(c2, cr1)
 	assert.NoError(t, err)
-	assert.Equal(t, identity1, id2)
+	assert.Equal(t, identity1, res2.Identity)
 
 	_, err = cc1.CheckCredential(c1, cr1)
 	assert.EqualError(t, err, handshake.ErrInvalidCredentials.Error())
@@ -40,8 +40,8 @@ func TestIncompatibleVersion(t *testing.T) {
 	a2 := newTestAccData(t)
 	_, _ = a1.SignKey.GetPublic().Marshall()
 
-	cc1 := newPeerSignVerifier(0, a1)
-	cc2 := newPeerSignVerifier(1, a2)
+	cc1 := newPeerSignVerifier(0, "test:v1", a1)
+	cc2 := newPeerSignVerifier(1, "test:v1", a2)
 
 	c1 := a2.PeerId
 	c2 := a1.PeerId

net/secureservice/handshake/credential.go

@@ -6,30 +6,31 @@ import (
 	"io"
 )
 
-func OutgoingHandshake(ctx context.Context, conn io.ReadWriteCloser, peerId string, cc CredentialChecker) (identity []byte, err error) {
+func OutgoingHandshake(ctx context.Context, conn io.ReadWriteCloser, peerId string, cc CredentialChecker) (result Result, err error) {
 	if ctx == nil {
 		ctx = context.Background()
 	}
 	h := newHandshake()
 	done := make(chan struct{})
 	var (
-		resIdentity []byte
-		resErr      error
+		res    Result
+		resErr error
 	)
 	go func() {
 		defer close(done)
-		resIdentity, resErr = outgoingHandshake(h, conn, peerId, cc)
+		res, resErr = outgoingHandshake(h, conn, peerId, cc)
 	}()
 	select {
 	case <-done:
-		return resIdentity, resErr
+		return res, resErr
 	case <-ctx.Done():
 		_ = conn.Close()
-		return nil, ctx.Err()
+		err = ctx.Err()
+		return
 	}
 }
 
-func outgoingHandshake(h *handshake, conn io.ReadWriteCloser, peerId string, cc CredentialChecker) (identity []byte, err error) {
+func outgoingHandshake(h *handshake, conn io.ReadWriteCloser, peerId string, cc CredentialChecker) (result Result, err error) {
 	defer h.release()
 	h.conn = conn
 	localCred := cc.MakeCredentials(peerId)
@@ -44,58 +45,62 @@ func outgoingHandshake(h *handshake, conn io.ReadWriteCloser, peerId string, cc
 	}
 	if msg.ack != nil {
 		if msg.ack.Error == handshakeproto.Error_InvalidCredentials {
-			return nil, ErrPeerDeclinedCredentials
+			err = ErrPeerDeclinedCredentials
+			return
 		}
-		return nil, HandshakeError{e: msg.ack.Error}
+		err = HandshakeError{e: msg.ack.Error}
+		return
 	}
 
-	if identity, err = cc.CheckCredential(peerId, msg.cred); err != nil {
+	if result, err = cc.CheckCredential(peerId, msg.cred); err != nil {
 		h.tryWriteErrAndClose(err)
 		return
 	}
 
 	if err = h.writeAck(handshakeproto.Error_Null); err != nil {
 		h.tryWriteErrAndClose(err)
-		return nil, err
+		return
 	}
 
 	msg, err = h.readMsg(msgTypeAck)
 	if err != nil {
 		h.tryWriteErrAndClose(err)
-		return nil, err
+		return
 	}
 	if msg.ack.Error == handshakeproto.Error_Null {
-		return identity, nil
+		return result, nil
 	} else {
 		_ = h.conn.Close()
-		return nil, HandshakeError{e: msg.ack.Error}
+		err = HandshakeError{e: msg.ack.Error}
+		return
 	}
 }
 
-func IncomingHandshake(ctx context.Context, conn io.ReadWriteCloser, peerId string, cc CredentialChecker) (identity []byte, err error) {
+func IncomingHandshake(ctx context.Context, conn io.ReadWriteCloser, peerId string, cc CredentialChecker) (result Result, err error) {
 	if ctx == nil {
 		ctx = context.Background()
 	}
 	h := newHandshake()
 	done := make(chan struct{})
 	var (
-		resIdentity []byte
-		resError    error
+		res      Result
+		resError error
 	)
 	go func() {
 		defer close(done)
-		resIdentity, resError = incomingHandshake(h, conn, peerId, cc)
+		res, resError = incomingHandshake(h, conn, peerId, cc)
 	}()
 	select {
 	case <-done:
-		return resIdentity, resError
+		return res, resError
 	case <-ctx.Done():
 		_ = conn.Close()
-		return nil, ctx.Err()
+		err = ctx.Err()
+		return
 	}
 }
 
-func incomingHandshake(h *handshake, conn io.ReadWriteCloser, peerId string, cc CredentialChecker) (identity []byte, err error) {
+func incomingHandshake(h *handshake, conn io.ReadWriteCloser, peerId string, cc CredentialChecker) (result Result, err error) {
 	defer h.release()
 	h.conn = conn
 
@@ -104,30 +109,32 @@ func incomingHandshake(h *handshake, conn io.ReadWriteCloser, peerId string, cc
 		h.tryWriteErrAndClose(err)
 		return
 	}
-	if identity, err = cc.CheckCredential(peerId, msg.cred); err != nil {
+	if result, err = cc.CheckCredential(peerId, msg.cred); err != nil {
 		h.tryWriteErrAndClose(err)
 		return
 	}
 
 	if err = h.writeCredentials(cc.MakeCredentials(peerId)); err != nil {
 		h.tryWriteErrAndClose(err)
-		return nil, err
+		return
 	}
 
 	msg, err = h.readMsg(msgTypeAck)
 	if err != nil {
 		h.tryWriteErrAndClose(err)
-		return nil, err
+		return
 	}
 	if msg.ack.Error != handshakeproto.Error_Null {
 		if msg.ack.Error == handshakeproto.Error_InvalidCredentials {
-			return nil, ErrPeerDeclinedCredentials
+			err = ErrPeerDeclinedCredentials
+			return
 		}
-		return nil, HandshakeError{e: msg.ack.Error}
+		err = HandshakeError{e: msg.ack.Error}
+		return
 	}
 	if err = h.writeAck(handshakeproto.Error_Null); err != nil {
 		h.tryWriteErrAndClose(err)
-		return nil, err
+		return
 	}
 	return
 }

net/secureservice/handshake/credential_test.go

@@ -15,15 +15,19 @@ import (
 )
 
 var noVerifyChecker = &testCredChecker{
-	makeCred: &handshakeproto.Credentials{Type: handshakeproto.CredentialsType_SkipVerify},
-	checkCred: func(peerId string, cred *handshakeproto.Credentials) (identity []byte, err error) {
-		return []byte("identity"), nil
+	makeCred: &handshakeproto.Credentials{Type: handshakeproto.CredentialsType_SkipVerify, ClientVersion: "test:v1.0"},
+	checkCred: func(peerId string, cred *handshakeproto.Credentials) (res Result, err error) {
+		return Result{
+			Identity:      []byte("identity"),
+			ProtoVersion:  cred.Version,
+			ClientVersion: cred.ClientVersion,
+		}, nil
 	},
 }
 
 type handshakeRes struct {
-	identity []byte
-	err      error
+	res Result
+	err error
 }
 
 func TestOutgoingHandshake(t *testing.T) {
@@ -32,7 +36,7 @@ func TestOutgoingHandshake(t *testing.T) {
 		var handshakeResCh = make(chan handshakeRes, 1)
 		go func() {
 			identity, err := OutgoingHandshake(nil, c1, "", noVerifyChecker)
-			handshakeResCh <- handshakeRes{identity: identity, err: err}
+			handshakeResCh <- handshakeRes{res: identity, err: err}
 		}()
 		h := newHandshake()
 		h.conn = c2
@@ -50,7 +54,7 @@ func TestOutgoingHandshake(t *testing.T) {
 		// send ack
 		require.NoError(t, h.writeAck(handshakeproto.Error_Null))
 		res := <-handshakeResCh
-		assert.NotEmpty(t, res.identity)
+		assert.NotEmpty(t, res.res)
 		assert.NoError(t, res.err)
 	})
 	t.Run("write cred err", func(t *testing.T) {
@@ -58,7 +62,7 @@ func TestOutgoingHandshake(t *testing.T) {
 		var handshakeResCh = make(chan handshakeRes, 1)
 		go func() {
 			identity, err := OutgoingHandshake(nil, c1, "", noVerifyChecker)
-			handshakeResCh <- handshakeRes{identity: identity, err: err}
+			handshakeResCh <- handshakeRes{res: identity, err: err}
 		}()
 		_ = c2.Close()
 		res := <-handshakeResCh
@@ -69,7 +73,7 @@ func TestOutgoingHandshake(t *testing.T) {
 		var handshakeResCh = make(chan handshakeRes, 1)
 		go func() {
 			identity, err := OutgoingHandshake(nil, c1, "", noVerifyChecker)
-			handshakeResCh <- handshakeRes{identity: identity, err: err}
+			handshakeResCh <- handshakeRes{res: identity, err: err}
 		}()
 		h := newHandshake()
 		h.conn = c2
@@ -85,7 +89,7 @@ func TestOutgoingHandshake(t *testing.T) {
 		var handshakeResCh = make(chan handshakeRes, 1)
 		go func() {
 			identity, err := OutgoingHandshake(nil, c1, "", noVerifyChecker)
-			handshakeResCh <- handshakeRes{identity: identity, err: err}
+			handshakeResCh <- handshakeRes{res: identity, err: err}
 		}()
 		h := newHandshake()
 		h.conn = c2
@@ -101,7 +105,7 @@ func TestOutgoingHandshake(t *testing.T) {
 		var handshakeResCh = make(chan handshakeRes, 1)
 		go func() {
 			identity, err := OutgoingHandshake(nil, c1, "", &testCredChecker{makeCred: noVerifyChecker.makeCred, checkErr: ErrInvalidCredentials})
-			handshakeResCh <- handshakeRes{identity: identity, err: err}
+			handshakeResCh <- handshakeRes{res: identity, err: err}
 		}()
 		h := newHandshake()
 		h.conn = c2
@@ -120,7 +124,7 @@ func TestOutgoingHandshake(t *testing.T) {
 		var handshakeResCh = make(chan handshakeRes, 1)
 		go func() {
 			identity, err := OutgoingHandshake(nil, c1, "", noVerifyChecker)
-			handshakeResCh <- handshakeRes{identity: identity, err: err}
+			handshakeResCh <- handshakeRes{res: identity, err: err}
 		}()
 		h := newHandshake()
 		h.conn = c2
@@ -138,7 +142,7 @@ func TestOutgoingHandshake(t *testing.T) {
 		var handshakeResCh = make(chan handshakeRes, 1)
 		go func() {
 			identity, err := OutgoingHandshake(nil, c1, "", noVerifyChecker)
-			handshakeResCh <- handshakeRes{identity: identity, err: err}
+			handshakeResCh <- handshakeRes{res: identity, err: err}
 		}()
 		h := newHandshake()
 		h.conn = c2
@@ -159,7 +163,7 @@ func TestOutgoingHandshake(t *testing.T) {
 		var handshakeResCh = make(chan handshakeRes, 1)
 		go func() {
 			identity, err := OutgoingHandshake(nil, c1, "", noVerifyChecker)
-			handshakeResCh <- handshakeRes{identity: identity, err: err}
+			handshakeResCh <- handshakeRes{res: identity, err: err}
 		}()
 		h := newHandshake()
 		h.conn = c2
@@ -172,9 +176,7 @@ func TestOutgoingHandshake(t *testing.T) {
 		_, err = h.readMsg(msgTypeAck)
 		require.NoError(t, err)
 		// write cred instead ack
-		require.NoError(t, h.writeCredentials(noVerifyChecker.MakeCredentials("")))
-		_, err = h.readMsg(msgTypeAck)
-		require.Error(t, err)
+		_ = h.writeCredentials(noVerifyChecker.MakeCredentials(""))
 		res := <-handshakeResCh
 		require.Error(t, res.err)
 	})
@@ -183,7 +185,7 @@ func TestOutgoingHandshake(t *testing.T) {
 		var handshakeResCh = make(chan handshakeRes, 1)
 		go func() {
 			identity, err := OutgoingHandshake(nil, c1, "", noVerifyChecker)
-			handshakeResCh <- handshakeRes{identity: identity, err: err}
+			handshakeResCh <- handshakeRes{res: identity, err: err}
 		}()
 		h := newHandshake()
 		h.conn = c2
@@ -211,7 +213,7 @@ func TestOutgoingHandshake(t *testing.T) {
 		var handshakeResCh = make(chan handshakeRes, 1)
 		go func() {
 			identity, err := OutgoingHandshake(ctx, c1, "", noVerifyChecker)
-			handshakeResCh <- handshakeRes{identity: identity, err: err}
+			handshakeResCh <- handshakeRes{res: identity, err: err}
 		}()
 		h := newHandshake()
 		h.conn = c2
@@ -234,7 +236,7 @@ func TestIncomingHandshake(t *testing.T) {
 		var handshakeResCh = make(chan handshakeRes, 1)
 		go func() {
 			identity, err := IncomingHandshake(nil, c1, "", noVerifyChecker)
-			handshakeResCh <- handshakeRes{identity: identity, err: err}
+			handshakeResCh <- handshakeRes{res: identity, err: err}
 		}()
 		h := newHandshake()
 		h.conn = c2
@@ -252,7 +254,7 @@ func TestIncomingHandshake(t *testing.T) {
 		require.NoError(t, err)
 		assert.Equal(t, handshakeproto.Error_Null, msg.ack.Error)
 		res := <-handshakeResCh
-		assert.NotEmpty(t, res.identity)
+		assert.NotEmpty(t, res.res)
 		require.NoError(t, res.err)
 	})
 	t.Run("write cred err", func(t *testing.T) {
@@ -260,7 +262,7 @@ func TestIncomingHandshake(t *testing.T) {
 		var handshakeResCh = make(chan handshakeRes, 1)
 		go func() {
 			identity, err := IncomingHandshake(nil, c1, "", noVerifyChecker)
-			handshakeResCh <- handshakeRes{identity: identity, err: err}
+			handshakeResCh <- handshakeRes{res: identity, err: err}
 		}()
 		_ = c2.Close()
 		res := <-handshakeResCh
@@ -271,7 +273,7 @@ func TestIncomingHandshake(t *testing.T) {
 		var handshakeResCh = make(chan handshakeRes, 1)
 		go func() {
 			identity, err := IncomingHandshake(nil, c1, "", noVerifyChecker)
-			handshakeResCh <- handshakeRes{identity: identity, err: err}
+			handshakeResCh <- handshakeRes{res: identity, err: err}
 		}()
 		h := newHandshake()
 		h.conn = c2
@@ -286,7 +288,7 @@ func TestIncomingHandshake(t *testing.T) {
 		var handshakeResCh = make(chan handshakeRes, 1)
 		go func() {
 			identity, err := IncomingHandshake(nil, c1, "", noVerifyChecker)
-			handshakeResCh <- handshakeRes{identity: identity, err: err}
+			handshakeResCh <- handshakeRes{res: identity, err: err}
 		}()
 		h := newHandshake()
 		h.conn = c2
@@ -300,7 +302,7 @@ func TestIncomingHandshake(t *testing.T) {
 		var handshakeResCh = make(chan handshakeRes, 1)
 		go func() {
 			identity, err := IncomingHandshake(nil, c1, "", &testCredChecker{makeCred: noVerifyChecker.makeCred, checkErr: ErrInvalidCredentials})
-			handshakeResCh <- handshakeRes{identity: identity, err: err}
+			handshakeResCh <- handshakeRes{res: identity, err: err}
 		}()
 		h := newHandshake()
 		h.conn = c2
@@ -320,7 +322,7 @@ func TestIncomingHandshake(t *testing.T) {
 		var handshakeResCh = make(chan handshakeRes, 1)
 		go func() {
 			identity, err := IncomingHandshake(nil, c1, "", &testCredChecker{makeCred: noVerifyChecker.makeCred, checkErr: ErrIncompatibleVersion})
-			handshakeResCh <- handshakeRes{identity: identity, err: err}
+			handshakeResCh <- handshakeRes{res: identity, err: err}
 		}()
 		h := newHandshake()
 		h.conn = c2
@@ -340,7 +342,7 @@ func TestIncomingHandshake(t *testing.T) {
 		var handshakeResCh = make(chan handshakeRes, 1)
 		go func() {
 			identity, err := IncomingHandshake(nil, c1, "", noVerifyChecker)
-			handshakeResCh <- handshakeRes{identity: identity, err: err}
+			handshakeResCh <- handshakeRes{res: identity, err: err}
 		}()
 		h := newHandshake()
 		h.conn = c2
@@ -350,7 +352,7 @@ func TestIncomingHandshake(t *testing.T) {
 		_, err := h.readMsg(msgTypeCred)
 		require.NoError(t, err)
 		// write cred instead ack
-		require.NoError(t, h.writeCredentials(noVerifyChecker.MakeCredentials("")))
+		_ = h.writeCredentials(noVerifyChecker.MakeCredentials(""))
 		// expect EOF
 		_, err = h.readMsg(msgTypeAck)
 		require.Error(t, err)
@@ -362,7 +364,7 @@ func TestIncomingHandshake(t *testing.T) {
 		var handshakeResCh = make(chan handshakeRes, 1)
 		go func() {
 			identity, err := IncomingHandshake(nil, c1, "", noVerifyChecker)
-			handshakeResCh <- handshakeRes{identity: identity, err: err}
+			handshakeResCh <- handshakeRes{res: identity, err: err}
 		}()
 		h := newHandshake()
 		h.conn = c2
@@ -381,7 +383,7 @@ func TestIncomingHandshake(t *testing.T) {
 		var handshakeResCh = make(chan handshakeRes, 1)
 		go func() {
 			identity, err := IncomingHandshake(nil, c1, "", noVerifyChecker)
-			handshakeResCh <- handshakeRes{identity: identity, err: err}
+			handshakeResCh <- handshakeRes{res: identity, err: err}
 		}()
 		h := newHandshake()
 		h.conn = c2
@@ -403,7 +405,7 @@ func TestIncomingHandshake(t *testing.T) {
 		var handshakeResCh = make(chan handshakeRes, 1)
 		go func() {
 			identity, err := IncomingHandshake(nil, c1, "", noVerifyChecker)
-			handshakeResCh <- handshakeRes{identity: identity, err: err}
+			handshakeResCh <- handshakeRes{res: identity, err: err}
 		}()
 		h := newHandshake()
 		h.conn = c2
@@ -425,7 +427,7 @@ func TestIncomingHandshake(t *testing.T) {
 		var handshakeResCh = make(chan handshakeRes, 1)
 		go func() {
 			identity, err := IncomingHandshake(nil, c1, "", noVerifyChecker)
-			handshakeResCh <- handshakeRes{identity: identity, err: err}
+			handshakeResCh <- handshakeRes{res: identity, err: err}
 		}()
 		h := newHandshake()
 		h.conn = c2
@@ -448,7 +450,7 @@ func TestIncomingHandshake(t *testing.T) {
 		var handshakeResCh = make(chan handshakeRes, 1)
 		go func() {
 			identity, err := IncomingHandshake(ctx, c1, "", noVerifyChecker)
-			handshakeResCh <- handshakeRes{identity: identity, err: err}
+			handshakeResCh <- handshakeRes{res: identity, err: err}
 		}()
 		h := newHandshake()
 		h.conn = c2
@@ -472,7 +474,7 @@ func TestNotAHandshakeMessage(t *testing.T) {
 	var handshakeResCh = make(chan handshakeRes, 1)
 	go func() {
 		identity, err := IncomingHandshake(nil, c1, "", noVerifyChecker)
-		handshakeResCh <- handshakeRes{identity: identity, err: err}
+		handshakeResCh <- handshakeRes{res: identity, err: err}
 	}()
 	h := newHandshake()
 	h.conn = c2
@@ -491,20 +493,20 @@ func TestEndToEnd(t *testing.T) {
 	st := time.Now()
 	go func() {
 		identity, err := OutgoingHandshake(nil, c1, "", noVerifyChecker)
-		outResCh <- handshakeRes{identity: identity, err: err}
+		outResCh <- handshakeRes{res: identity, err: err}
 	}()
 	go func() {
 		identity, err := IncomingHandshake(nil, c2, "", noVerifyChecker)
-		inResCh <- handshakeRes{identity: identity, err: err}
+		inResCh <- handshakeRes{res: identity, err: err}
 	}()
 
 	outRes := <-outResCh
 	assert.NoError(t, outRes.err)
-	assert.NotEmpty(t, outRes.identity)
+	assert.NotEmpty(t, outRes.res)
 
 	inRes := <-inResCh
 	assert.NoError(t, inRes.err)
-	assert.NotEmpty(t, inRes.identity)
+	assert.NotEmpty(t, inRes.res)
 	t.Log("dur", time.Since(st))
 }
 
@@ -548,7 +550,7 @@ func BenchmarkHandshake(b *testing.B) {
 
 type testCredChecker struct {
 	makeCred  *handshakeproto.Credentials
-	checkCred func(peerId string, cred *handshakeproto.Credentials) (identity []byte, err error)
+	checkCred func(peerId string, cred *handshakeproto.Credentials) (res Result, err error)
 	checkErr  error
 }
 
@@ -556,14 +558,15 @@ func (t *testCredChecker) MakeCredentials(peerId string) *handshakeproto.Credent
 	return t.makeCred
 }
 
-func (t *testCredChecker) CheckCredential(peerId string, cred *handshakeproto.Credentials) (identity []byte, err error) {
+func (t *testCredChecker) CheckCredential(peerId string, cred *handshakeproto.Credentials) (res Result, err error) {
 	if t.checkErr != nil {
-		return nil, t.checkErr
+		err = t.checkErr
+		return
 	}
 	if t.checkCred != nil {
 		return t.checkCred(peerId, cred)
 	}
-	return nil, nil
+	return
 }
 
 func newConnPair(t require.TestingT) (sc1, sc2 *secConn) {

net/secureservice/handshake/handshake.go

@@ -64,7 +64,13 @@ var handshakePool = &sync.Pool{New: func() any {
 
 type CredentialChecker interface {
 	MakeCredentials(remotePeerId string) *handshakeproto.Credentials
-	CheckCredential(remotePeerId string, cred *handshakeproto.Credentials) (identity []byte, err error)
+	CheckCredential(remotePeerId string, cred *handshakeproto.Credentials) (result Result, err error)
+}
+
+type Result struct {
+	Identity      []byte
+	ProtoVersion  uint32
+	ClientVersion string
 }
 
 func newHandshake() *handshake {

net/secureservice/handshake/handshakeproto/handshake.pb.go

@@ -115,9 +115,10 @@ func (ProtoType) EnumDescriptor() ([]byte, []int) {
 }
 
 type Credentials struct {
-	Type    CredentialsType `protobuf:"varint,1,opt,name=type,proto3,enum=anyHandshake.CredentialsType" json:"type,omitempty"`
-	Payload []byte          `protobuf:"bytes,2,opt,name=payload,proto3" json:"payload,omitempty"`
-	Version uint32          `protobuf:"varint,3,opt,name=version,proto3" json:"version,omitempty"`
+	Type          CredentialsType `protobuf:"varint,1,opt,name=type,proto3,enum=anyHandshake.CredentialsType" json:"type,omitempty"`
+	Payload       []byte          `protobuf:"bytes,2,opt,name=payload,proto3" json:"payload,omitempty"`
+	Version       uint32          `protobuf:"varint,3,opt,name=version,proto3" json:"version,omitempty"`
+	ClientVersion string          `protobuf:"bytes,4,opt,name=clientVersion,proto3" json:"clientVersion,omitempty"`
 }
 
 func (m *Credentials) Reset()         { *m = Credentials{} }
@@ -174,6 +175,13 @@ func (m *Credentials) GetVersion() uint32 {
 	return 0
 }
 
+func (m *Credentials) GetClientVersion() string {
+	if m != nil {
+		return m.ClientVersion
+	}
+	return ""
+}
+
 type PayloadSignedPeerIds struct {
 	// account identity
 	Identity []byte `protobuf:"bytes,1,opt,name=identity,proto3" json:"identity,omitempty"`
@@ -331,35 +339,36 @@ func init() {
 }
 
 var fileDescriptor_60283fc75f020893 = []byte{
-	// 439 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x8c, 0x92, 0xcf, 0x6e, 0xd3, 0x40,
-	0x10, 0xc6, 0xbd, 0x4d, 0xdc, 0x96, 0x21, 0x2d, 0xdb, 0x6d, 0x4a, 0x2d, 0x24, 0xac, 0x28, 0xa7,
-	0x10, 0x89, 0x84, 0x7f, 0xe2, 0x1e, 0x9a, 0x22, 0x72, 0xa9, 0x22, 0x17, 0x7a, 0xe0, 0xb6, 0xf5,
-	0x0e, 0xed, 0x2a, 0xcb, 0xda, 0xda, 0xdd, 0x86, 0xfa, 0x2d, 0x78, 0x14, 0x1e, 0x83, 0x63, 0x8f,
-	0x1c, 0x51, 0xf2, 0x22, 0xc8, 0x9b, 0xa4, 0x71, 0x38, 0xf5, 0x62, 0xef, 0xcc, 0xfc, 0xc6, 0xdf,
-	0x7c, 0xe3, 0x85, 0x81, 0x46, 0xd7, 0xb7, 0x98, 0xde, 0x18, 0xb4, 0x68, 0xa6, 0x32, 0xc5, 0xfe,
-	0x35, 0xd7, 0xc2, 0x5e, 0xf3, 0x49, 0xe5, 0x94, 0x9b, 0xcc, 0x65, 0x7d, 0xff, 0xb4, 0xeb, 0x6c,
-	0xcf, 0x27, 0x58, 0x83, 0xeb, 0xe2, 0xd3, 0x2a, 0xd7, 0x76, 0xf0, 0xf8, 0xc4, 0xa0, 0x40, 0xed,
-	0x24, 0x57, 0x96, 0xbd, 0x86, 0xba, 0x2b, 0x72, 0x8c, 0x48, 0x8b, 0x74, 0xf6, 0xdf, 0x3c, 0xef,
-	0x55, 0xd9, 0x5e, 0x05, 0xfc, 0x5c, 0xe4, 0x98, 0x78, 0x94, 0x45, 0xb0, 0x93, 0xf3, 0x42, 0x65,
-	0x5c, 0x44, 0x5b, 0x2d, 0xd2, 0x69, 0x24, 0xab, 0xb0, 0xac, 0x4c, 0xd1, 0x58, 0x99, 0xe9, 0xa8,
-	0xd6, 0x22, 0x9d, 0xbd, 0x64, 0x15, 0xb6, 0x3f, 0x42, 0x73, 0xbc, 0x80, 0xce, 0xe5, 0x95, 0x46,
-	0x31, 0x46, 0x34, 0x23, 0x61, 0xd9, 0x33, 0xd8, 0x95, 0x5e, 0xc2, 0x15, 0x7e, 0x84, 0x46, 0x72,
-	0x1f, 0x33, 0x06, 0x75, 0x2b, 0xaf, 0xf4, 0x52, 0xc4, 0x9f, 0xdb, 0xaf, 0xa0, 0x36, 0x48, 0x27,
-	0xec, 0x05, 0x84, 0x68, 0x4c, 0x66, 0x96, 0x63, 0x1f, 0x6e, 0x8e, 0x7d, 0x5a, 0x96, 0x92, 0x05,
-	0xd1, 0x7e, 0x0f, 0xe1, 0xd8, 0xaf, 0xe1, 0x25, 0x84, 0x7e, 0x1f, 0xcb, 0x9e, 0xe3, 0xcd, 0x1e,
-	0xcf, 0x78, 0x93, 0x0b, 0xaa, 0xfb, 0x0e, 0x9e, 0xfc, 0x67, 0x9f, 0xed, 0x03, 0x9c, 0x4f, 0x64,
-	0x7e, 0x81, 0x46, 0x7e, 0x2b, 0x68, 0xc0, 0x0e, 0x60, 0x6f, 0xc3, 0x0d, 0x25, 0xdd, 0x5f, 0x04,
-	0x42, 0x2f, 0xcf, 0x76, 0xa1, 0x7e, 0x76, 0xa3, 0x14, 0x0d, 0xca, 0xb6, 0x2f, 0x1a, 0x6f, 0x73,
-	0x4c, 0x1d, 0x0a, 0x4a, 0xd8, 0x53, 0x60, 0x23, 0x3d, 0xe5, 0x4a, 0x8a, 0x8a, 0x00, 0xdd, 0x62,
-	0x47, 0x70, 0xb0, 0xe6, 0x96, 0xdb, 0xa2, 0x35, 0x16, 0x41, 0x73, 0xad, 0x7a, 0x96, 0xb9, 0x81,
-	0x52, 0xd9, 0x0f, 0x14, 0xb4, 0xce, 0x9a, 0x40, 0x87, 0xc8, 0x85, 0x92, 0x1a, 0x4f, 0x6f, 0x53,
-	0x44, 0x81, 0x82, 0x86, 0xec, 0x18, 0x0e, 0x47, 0x3a, 0xcd, 0xbe, 0xe7, 0xdc, 0xc9, 0x4b, 0x85,
-	0x17, 0x8b, 0x3f, 0x40, 0xb7, 0xcb, 0xef, 0x57, 0x0b, 0xde, 0x31, 0xdd, 0xe9, 0x1e, 0xc1, 0xa3,
-	0x7b, 0xf3, 0xe5, 0xd4, 0xc3, 0x64, 0x7c, 0x42, 0x83, 0x0f, 0xc3, 0xdf, 0xb3, 0x98, 0xdc, 0xcd,
-	0x62, 0xf2, 0x77, 0x16, 0x93, 0x9f, 0xf3, 0x38, 0xb8, 0x9b, 0xc7, 0xc1, 0x9f, 0x79, 0x1c, 0x7c,
-	0xed, 0x3e, 0xfc, 0x4a, 0x5e, 0x6e, 0xfb, 0xd7, 0xdb, 0x7f, 0x01, 0x00, 0x00, 0xff, 0xff, 0x53,
-	0x32, 0xf7, 0x79, 0xc7, 0x02, 0x00, 0x00,
+	// 457 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x8c, 0x52, 0x4d, 0x6f, 0xd3, 0x40,
+	0x10, 0xf5, 0x36, 0x71, 0x3f, 0x86, 0xa4, 0x6c, 0xb7, 0x29, 0xb5, 0x90, 0xb0, 0xa2, 0x88, 0x43,
+	0x88, 0x44, 0xc2, 0x97, 0xb8, 0x87, 0xa6, 0x88, 0x5c, 0xaa, 0xc8, 0x85, 0x1e, 0xb8, 0x6d, 0xbd,
+	0x43, 0xbb, 0xca, 0xb2, 0xb6, 0xd6, 0xdb, 0x50, 0xff, 0x0b, 0xce, 0xfc, 0x0a, 0x7e, 0x06, 0xc7,
+	0x1e, 0x39, 0xa2, 0xe4, 0x8f, 0x20, 0x6f, 0x9c, 0xc6, 0xe1, 0xc4, 0xc5, 0xde, 0x99, 0xf7, 0x66,
+	0xe7, 0xbd, 0x67, 0xc3, 0x50, 0xa3, 0x1d, 0x64, 0x18, 0xdf, 0x18, 0xcc, 0xd0, 0xcc, 0x64, 0x8c,
+	0x83, 0x6b, 0xae, 0x45, 0x76, 0xcd, 0xa7, 0x95, 0x53, 0x6a, 0x12, 0x9b, 0x0c, 0xdc, 0x33, 0x5b,
+	0x77, 0xfb, 0xae, 0xc1, 0x1a, 0x5c, 0xe7, 0x1f, 0x56, 0xbd, 0xce, 0x0f, 0x02, 0x0f, 0x4e, 0x0c,
+	0x0a, 0xd4, 0x56, 0x72, 0x95, 0xb1, 0x97, 0x50, 0xb7, 0x79, 0x8a, 0x01, 0x69, 0x93, 0xee, 0xfe,
+	0xab, 0x27, 0xfd, 0x2a, 0xb9, 0x5f, 0x21, 0x7e, 0xcc, 0x53, 0x8c, 0x1c, 0x95, 0x05, 0xb0, 0x93,
+	0xf2, 0x5c, 0x25, 0x5c, 0x04, 0x5b, 0x6d, 0xd2, 0x6d, 0x44, 0xab, 0xb2, 0x40, 0x66, 0x68, 0x32,
+	0x99, 0xe8, 0xa0, 0xd6, 0x26, 0xdd, 0x66, 0xb4, 0x2a, 0xd9, 0x53, 0x68, 0xc6, 0x4a, 0xa2, 0xb6,
+	0x17, 0x25, 0x5e, 0x6f, 0x93, 0xee, 0x5e, 0xb4, 0xd9, 0xec, 0xbc, 0x87, 0xd6, 0x64, 0x79, 0xd5,
+	0xb9, 0xbc, 0xd2, 0x28, 0x26, 0x88, 0x66, 0x2c, 0x32, 0xf6, 0x18, 0x76, 0xa5, 0x13, 0x62, 0x73,
+	0x27, 0xb4, 0x11, 0xdd, 0xd7, 0x8c, 0x41, 0x3d, 0x93, 0x57, 0xba, 0x94, 0xe2, 0xce, 0x9d, 0x17,
+	0x50, 0x1b, 0xc6, 0x53, 0xf6, 0x0c, 0x7c, 0x34, 0x26, 0x31, 0xa5, 0xb9, 0xc3, 0x4d, 0x73, 0xa7,
+	0x05, 0x14, 0x2d, 0x19, 0x9d, 0xb7, 0xe0, 0x4f, 0x5c, 0x5a, 0xcf, 0xc1, 0x77, 0xb1, 0x95, 0x33,
+	0xc7, 0x9b, 0x33, 0x8e, 0xe3, 0xa2, 0x58, 0xb2, 0x7a, 0x6f, 0xe0, 0xe1, 0x3f, 0x21, 0xb1, 0x7d,
+	0x80, 0xf3, 0xa9, 0x4c, 0x2f, 0xd0, 0xc8, 0x2f, 0x39, 0xf5, 0xd8, 0x01, 0x34, 0x37, 0xdc, 0x50,
+	0xd2, 0xfb, 0x49, 0xc0, 0x77, 0xeb, 0xd9, 0x2e, 0xd4, 0xcf, 0x6e, 0x94, 0xa2, 0x5e, 0x31, 0xf6,
+	0x49, 0xe3, 0x6d, 0x8a, 0xb1, 0x45, 0x41, 0x09, 0x7b, 0x04, 0x6c, 0xac, 0x67, 0x5c, 0x49, 0x51,
+	0x59, 0x40, 0xb7, 0xd8, 0x11, 0x1c, 0xac, 0x79, 0x65, 0x5a, 0xb4, 0xc6, 0x02, 0x68, 0xad, 0xb7,
+	0x9e, 0x25, 0x76, 0xa8, 0x54, 0xf2, 0x0d, 0x05, 0xad, 0xb3, 0x16, 0xd0, 0x11, 0x72, 0xa1, 0xa4,
+	0xc6, 0xd3, 0xdb, 0x18, 0x51, 0xa0, 0xa0, 0x3e, 0x3b, 0x86, 0xc3, 0xb1, 0x8e, 0x93, 0xaf, 0x29,
+	0xb7, 0xf2, 0x52, 0x61, 0xf9, 0x05, 0xe8, 0x76, 0x71, 0x7f, 0x15, 0x70, 0x8e, 0xe9, 0x4e, 0xef,
+	0x08, 0xf6, 0xee, 0xcd, 0x17, 0xaa, 0x47, 0xd1, 0xe4, 0x84, 0x7a, 0xef, 0x46, 0xbf, 0xe6, 0x21,
+	0xb9, 0x9b, 0x87, 0xe4, 0xcf, 0x3c, 0x24, 0xdf, 0x17, 0xa1, 0x77, 0xb7, 0x08, 0xbd, 0xdf, 0x8b,
+	0xd0, 0xfb, 0xdc, 0xfb, 0xff, 0x3f, 0xf7, 0x72, 0xdb, 0xbd, 0x5e, 0xff, 0x0d, 0x00, 0x00, 0xff,
+	0xff, 0xe2, 0xfa, 0x40, 0x67, 0xee, 0x02, 0x00, 0x00,
 }
 
 func (m *Credentials) Marshal() (dAtA []byte, err error) {
@@ -382,6 +391,13 @@ func (m *Credentials) MarshalToSizedBuffer(dAtA []byte) (int, error) {
 	_ = i
 	var l int
 	_ = l
+	if len(m.ClientVersion) > 0 {
+		i -= len(m.ClientVersion)
+		copy(dAtA[i:], m.ClientVersion)
+		i = encodeVarintHandshake(dAtA, i, uint64(len(m.ClientVersion)))
+		i--
+		dAtA[i] = 0x22
+	}
 	if m.Version != 0 {
 		i = encodeVarintHandshake(dAtA, i, uint64(m.Version))
 		i--
@@ -522,6 +538,10 @@ func (m *Credentials) Size() (n int) {
 	if m.Version != 0 {
 		n += 1 + sovHandshake(uint64(m.Version))
 	}
+	l = len(m.ClientVersion)
+	if l > 0 {
+		n += 1 + l + sovHandshake(uint64(l))
+	}
 	return n
 }
 
@@ -673,6 +693,38 @@ func (m *Credentials) Unmarshal(dAtA []byte) error {
 					break
 				}
 			}
+		case 4:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field ClientVersion", wireType)
+			}
+			var stringLen uint64
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowHandshake
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				stringLen |= uint64(b&0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			intStringLen := int(stringLen)
+			if intStringLen < 0 {
+				return ErrInvalidLengthHandshake
+			}
+			postIndex := iNdEx + intStringLen
+			if postIndex < 0 {
+				return ErrInvalidLengthHandshake
+			}
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.ClientVersion = string(dAtA[iNdEx:postIndex])
+			iNdEx = postIndex
 		default:
 			iNdEx = preIndex
 			skippy, err := skipHandshake(dAtA[iNdEx:])

net/secureservice/handshake/handshakeproto/protos/handshake.proto

@@ -39,6 +39,7 @@ message Credentials {
     CredentialsType type = 1;
     bytes payload = 2;
     uint32 version = 3;
+    string clientVersion = 4;
 }
 
 enum CredentialsType {

net/secureservice/handshake/proto.go

@@ -11,19 +11,20 @@ type ProtoChecker struct {
 	AllowedProtoTypes []handshakeproto.ProtoType
 }
 
-func OutgoingProtoHandshake(ctx context.Context, conn net.Conn, pt handshakeproto.ProtoType) (err error) {
+func OutgoingProtoHandshake(ctx context.Context, conn net.Conn, pt handshakeproto.ProtoType) error {
 	if ctx == nil {
 		ctx = context.Background()
 	}
 	h := newHandshake()
 	done := make(chan struct{})
+	var err error
 	go func() {
 		defer close(done)
 		err = outgoingProtoHandshake(h, conn, pt)
 	}()
 	select {
 	case <-done:
-		return
+		return err
 	case <-ctx.Done():
 		_ = conn.Close()
 		return ctx.Err()
@@ -54,19 +55,23 @@ func outgoingProtoHandshake(h *handshake, conn net.Conn, pt handshakeproto.Proto
 	return HandshakeError{e: msg.ack.Error}
 }
 
-func IncomingProtoHandshake(ctx context.Context, conn net.Conn, pt ProtoChecker) (protoType handshakeproto.ProtoType, err error) {
+func IncomingProtoHandshake(ctx context.Context, conn net.Conn, pt ProtoChecker) (handshakeproto.ProtoType, error) {
 	if ctx == nil {
 		ctx = context.Background()
 	}
 	h := newHandshake()
 	done := make(chan struct{})
+	var (
+		protoType handshakeproto.ProtoType
+		err       error
+	)
 	go func() {
 		defer close(done)
 		protoType, err = incomingProtoHandshake(h, conn, pt)
 	}()
 	select {
 	case <-done:
-		return
+		return protoType, err
 	case <-ctx.Done():
 		_ = conn.Close()
 		return 0, ctx.Err()

net/secureservice/secureservice.go

@@ -64,8 +64,8 @@ func (s *secureService) Init(a *app.App) (err error) {
 	if s.key, err = crypto.UnmarshalEd25519PrivateKey(peerKey); err != nil {
 		return
 	}
-	s.noVerifyChecker = newNoVerifyChecker(s.protoVersion)
-	s.peerSignVerifier = newPeerSignVerifier(s.protoVersion, account.Account())
+	s.noVerifyChecker = newNoVerifyChecker(s.protoVersion, a.VersionName())
+	s.peerSignVerifier = newPeerSignVerifier(s.protoVersion, a.VersionName(), account.Account())
 
 	s.nodeconf = a.MustComponent(nodeconf.CName).(nodeconf.Service)
 
@@ -99,13 +99,14 @@ func (s *secureService) SecureInbound(ctx context.Context, conn net.Conn) (cctx
 }
 
 func (s *secureService) HandshakeInbound(ctx context.Context, conn io.ReadWriteCloser, peerId string) (cctx context.Context, err error) {
-	identity, err := handshake.IncomingHandshake(ctx, conn, peerId, s.inboundChecker)
+	res, err := handshake.IncomingHandshake(ctx, conn, peerId, s.inboundChecker)
 	if err != nil {
 		return nil, err
 	}
 	cctx = context.Background()
 	cctx = peer.CtxWithPeerId(cctx, peerId)
-	cctx = peer.CtxWithIdentity(cctx, identity)
+	cctx = peer.CtxWithIdentity(cctx, res.Identity)
+	cctx = peer.CtxWithClientVersion(cctx, res.ClientVersion)
 	return
 }
 
@@ -122,13 +123,14 @@ func (s *secureService) SecureOutbound(ctx context.Context, conn net.Conn) (cctx
 	} else {
 		checker = s.noVerifyChecker
 	}
-	identity, err := handshake.OutgoingHandshake(ctx, sc, sc.RemotePeer().String(), checker)
+	res, err := handshake.OutgoingHandshake(ctx, sc, sc.RemotePeer().String(), checker)
 	if err != nil {
 		return nil, err
 	}
 	cctx = context.Background()
 	cctx = peer.CtxWithPeerId(cctx, sc.RemotePeer().String())
-	cctx = peer.CtxWithIdentity(cctx, identity)
+	cctx = peer.CtxWithIdentity(cctx, res.Identity)
+	cctx = peer.CtxWithClientVersion(cctx, res.ClientVersion)
 	return cctx, nil
 }
 

net/streampool/stream.go

@@ -2,11 +2,12 @@ package streampool
 
 import (
 	"context"
+	"sync/atomic"
+
 	"github.com/anyproto/any-sync/app/logger"
 	"github.com/cheggaaa/mb/v3"
 	"go.uber.org/zap"
 	"storj.io/drpc"
-	"sync/atomic"
 )
 
 type stream struct {
@@ -22,7 +23,7 @@ type stream struct {
 }
 
 func (sr *stream) write(msg drpc.Message) (err error) {
-	return sr.queue.Add(sr.stream.Context(), msg)
+	return sr.queue.TryAdd(msg)
 }
 
 func (sr *stream) readLoop() error {

net/streampool/streampool_test.go

@@ -2,18 +2,19 @@ package streampool
 
 import (
 	"fmt"
+	"sort"
+	"sync"
+	"sync/atomic"
+	"testing"
+	"time"
+
 	"github.com/anyproto/any-sync/net/peer"
 	"github.com/anyproto/any-sync/net/rpc/rpctest"
 	"github.com/anyproto/any-sync/net/streampool/testservice"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 	"golang.org/x/net/context"
-	"sort"
 	"storj.io/drpc"
-	"sync"
-	"sync/atomic"
-	"testing"
-	"time"
 )
 
 var ctx = context.Background()

net/transport/mock_transport/mock_transport.go

@@ -8,7 +8,6 @@ import (
 	context "context"
 	net "net"
 	reflect "reflect"
-	time "time"
 
 	transport "github.com/anyproto/any-sync/net/transport"
 	gomock "github.com/golang/mock/gomock"
@@ -158,20 +157,6 @@ func (mr *MockMultiConnMockRecorder) IsClosed() *gomock.Call {
 	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "IsClosed", reflect.TypeOf((*MockMultiConn)(nil).IsClosed))
 }
 
-// LastUsage mocks base method.
-func (m *MockMultiConn) LastUsage() time.Time {
-	m.ctrl.T.Helper()
-	ret := m.ctrl.Call(m, "LastUsage")
-	ret0, _ := ret[0].(time.Time)
-	return ret0
-}
-
-// LastUsage indicates an expected call of LastUsage.
-func (mr *MockMultiConnMockRecorder) LastUsage() *gomock.Call {
-	mr.mock.ctrl.T.Helper()
-	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "LastUsage", reflect.TypeOf((*MockMultiConn)(nil).LastUsage))
-}
-
 // Open mocks base method.
 func (m *MockMultiConn) Open(arg0 context.Context) (net.Conn, error) {
 	m.ctrl.T.Helper()

net/transport/transport.go

@@ -5,7 +5,6 @@ import (
 	"context"
 	"errors"
 	"net"
-	"time"
 )
 
 var (
@@ -29,8 +28,6 @@ type MultiConn interface {
 	Accept() (conn net.Conn, err error)
 	// Open opens new sub connection
 	Open(ctx context.Context) (conn net.Conn, err error)
-	// LastUsage returns the time of the last connection activity
-	LastUsage() time.Time
 	// Addr returns remote peer address
 	Addr() string
 	// IsClosed returns true when connection is closed

net/transport/yamux/config.go

@@ -5,7 +5,8 @@ type configGetter interface {
 }
 
 type Config struct {
-	ListenAddrs     []string `yaml:"listenAddrs"`
-	WriteTimeoutSec int      `yaml:"writeTimeoutSec"`
-	DialTimeoutSec  int      `yaml:"dialTimeoutSec"`
+	ListenAddrs        []string `yaml:"listenAddrs"`
+	WriteTimeoutSec    int      `yaml:"writeTimeoutSec"`
+	DialTimeoutSec     int      `yaml:"dialTimeoutSec"`
+	KeepAlivePeriodSec int      `yaml:"keepAlivePeriodSec"`
 }

net/transport/yamux/conn.go

@@ -3,13 +3,16 @@ package yamux
 import (
 	"context"
 	"github.com/anyproto/any-sync/net/connutil"
+	"github.com/anyproto/any-sync/net/peer"
 	"github.com/anyproto/any-sync/net/transport"
 	"github.com/hashicorp/yamux"
+	"io"
 	"net"
 	"time"
 )
 
 func NewMultiConn(cctx context.Context, luConn *connutil.LastUsageConn, addr string, sess *yamux.Session) transport.MultiConn {
+	cctx = peer.CtxWithPeerAddr(cctx, sess.RemoteAddr().String())
 	return &yamuxConn{
 		ctx:     cctx,
 		luConn:  luConn,
@@ -29,7 +32,6 @@ func (y *yamuxConn) Open(ctx context.Context) (conn net.Conn, err error) {
 	if conn, err = y.Session.Open(); err != nil {
 		return
 	}
-	conn = connutil.NewTimeout(conn, time.Second*10)
 	return
 }
 
@@ -47,11 +49,10 @@ func (y *yamuxConn) Addr() string {
 
 func (y *yamuxConn) Accept() (conn net.Conn, err error) {
 	if conn, err = y.Session.Accept(); err != nil {
-		if err == yamux.ErrSessionShutdown {
+		if err == yamux.ErrSessionShutdown || err == io.EOF {
 			err = transport.ErrConnClosed
 		}
 		return
 	}
-	conn = connutil.NewTimeout(conn, time.Second*10)
 	return
 }

net/transport/yamux/yamux.go

@@ -51,8 +51,16 @@ func (y *yamuxTransport) Init(a *app.App) (err error) {
 	if y.conf.WriteTimeoutSec <= 0 {
 		y.conf.WriteTimeoutSec = 10
 	}
+
 	y.yamuxConf = yamux.DefaultConfig()
-	y.yamuxConf.EnableKeepAlive = false
+	if y.conf.KeepAlivePeriodSec < 0 {
+		y.yamuxConf.EnableKeepAlive = false
+	} else {
+		y.yamuxConf.EnableKeepAlive = true
+		if y.conf.KeepAlivePeriodSec != 0 {
+			y.yamuxConf.KeepAliveInterval = time.Duration(y.conf.KeepAlivePeriodSec) * time.Second
+		}
+	}
 	y.yamuxConf.StreamOpenTimeout = time.Duration(y.conf.DialTimeoutSec) * time.Second
 	y.yamuxConf.ConnectionWriteTimeout = time.Duration(y.conf.WriteTimeoutSec) * time.Second
 	y.listCtx, y.listCtxCancel = context.WithCancel(context.Background())

net/transport/yamux/yamux_test.go

@@ -30,8 +30,12 @@ func TestYamuxTransport_Dial(t *testing.T) {
 
 	mcC, err := fxC.Dial(ctx, fxS.addr)
 	require.NoError(t, err)
-	require.Len(t, fxS.accepter.mcs, 1)
-	mcS := <-fxS.accepter.mcs
+	var mcS transport.MultiConn
+	select {
+	case mcS = <-fxS.accepter.mcs:
+	case <-time.After(time.Second * 5):
+		require.True(t, false, "timeout")
+	}
 
 	var (
 		sData     string
@@ -69,11 +73,11 @@ func TestYamuxTransport_Dial(t *testing.T) {
 // no deadline - 69100 rps
 // common write deadline - 66700 rps
 // subconn write deadline - 67100 rps
-func TestWriteBench(t *testing.T) {
+func TestWriteBenchReuse(t *testing.T) {
 	t.Skip()
 	var (
 		numSubConn = 10
-		numWrites  = 100000
+		numWrites  = 10000
 	)
 
 	fxS := newFixture(t)
@@ -124,6 +128,63 @@ func TestWriteBench(t *testing.T) {
 	t.Logf("%.2f req per sec", float64(numWrites*numSubConn)/dur.Seconds())
 }
 
+func TestWriteBenchNew(t *testing.T) {
+	t.Skip()
+	var (
+		numSubConn = 10
+		numWrites  = 10000
+	)
+
+	fxS := newFixture(t)
+	defer fxS.finish(t)
+	fxC := newFixture(t)
+	defer fxC.finish(t)
+
+	mcC, err := fxC.Dial(ctx, fxS.addr)
+	require.NoError(t, err)
+	mcS := <-fxS.accepter.mcs
+
+	go func() {
+		for i := 0; i < numSubConn; i++ {
+			require.NoError(t, err)
+			go func() {
+				var b = make([]byte, 1024)
+				for {
+					conn, _ := mcS.Accept()
+					n, _ := conn.Read(b)
+					if n > 0 {
+						conn.Write(b[:n])
+					} else {
+						_ = conn.Close()
+						break
+					}
+					conn.Close()
+				}
+			}()
+		}
+	}()
+
+	var wg sync.WaitGroup
+	wg.Add(numSubConn)
+	st := time.Now()
+	for i := 0; i < numSubConn; i++ {
+		go func() {
+			defer wg.Done()
+			for j := 0; j < numWrites; j++ {
+				sc, err := mcC.Open(ctx)
+				require.NoError(t, err)
+				var b = []byte("some data some data some data some data some data some data some data some data some data")
+				sc.Write(b)
+				sc.Read(b)
+				sc.Close()
+			}
+		}()
+	}
+	wg.Wait()
+	dur := time.Since(st)
+	t.Logf("%.2f req per sec", float64(numWrites*numSubConn)/dur.Seconds())
+}
+
 type fixture struct {
 	*yamuxTransport
 	a            *app.App