diff options
Diffstat (limited to 'eth/downloader')
| -rw-r--r-- | eth/downloader/statesync.go | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/eth/downloader/statesync.go b/eth/downloader/statesync.go index 4071d0ad9..521ee25a0 100644 --- a/eth/downloader/statesync.go +++ b/eth/downloader/statesync.go @@ -274,15 +274,21 @@ func (s *stateSync) Cancel() error { // receive data from peers, rather those are buffered up in the downloader and // pushed here async. The reason is to decouple processing from data receipt // and timeouts. -func (s *stateSync) loop() error { +func (s *stateSync) loop() (err error) { // Listen for new peer events to assign tasks to them newPeer := make(chan *peerConnection, 1024) peerSub := s.d.peers.SubscribeNewPeers(newPeer) defer peerSub.Unsubscribe() + defer func() { + cerr := s.commit(true) + if err == nil { + err = cerr + } + }() // Keep assigning new tasks until the sync completes or aborts for s.sched.Pending() > 0 { - if err := s.commit(false); err != nil { + if err = s.commit(false); err != nil { return err } s.assignTasks() @@ -307,14 +313,14 @@ func (s *stateSync) loop() error { s.d.dropPeer(req.peer.id) } // Process all the received blobs and check for stale delivery - if err := s.process(req); err != nil { + if err = s.process(req); err != nil { log.Warn("Node data write error", "err", err) return err } req.peer.SetNodeDataIdle(len(req.response)) } } - return s.commit(true) + return nil } func (s *stateSync) commit(force bool) error { @@ -323,7 +329,9 @@ func (s *stateSync) commit(force bool) error { } start := time.Now() b := s.d.stateDB.NewBatch() - s.sched.Commit(b) + if written, err := s.sched.Commit(b); written == 0 || err != nil { + return err + } if err := b.Write(); err != nil { return fmt.Errorf("DB write error: %v", err) } |