cerc-io/lotus
16
0
Fork 0
Code Issues Pull Requests Packages Projects Releases 27 Wiki Activity

transactional protect incoming tipsets

Browse Source
This commit is contained in:
vyzo 2021-07-07 02:11:37 +03:00
parent 0e2af11f6a
commit 90da6227b3
1 changed files with 31 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

36
blockstore/splitstore/splitstore.go
View File

@ -474,14 +474,16 @@ func (s *SplitStore) HeadChange(_, apply []*types.TipSet) error {
s.curTs = curTs
s.mx.Unlock()
timestamp := time.Unix(int64(curTs.MinTimestamp()), 0)
if time.Since(timestamp) > SyncGapTime {
// don't attempt compaction before we have caught up syncing
if !atomic.CompareAndSwapInt32(&s.compacting, 0, 1) {
// we are currently compacting -- protect the new tipset(s)
s.protectTipSets(apply)
return nil
}
if !atomic.CompareAndSwapInt32(&s.compacting, 0, 1) {
// we are currently compacting (or warming up); do nothing and wait for the next head change
timestamp := time.Unix(int64(curTs.MinTimestamp()), 0)
if time.Since(timestamp) > SyncGapTime {
// don't attempt compaction before we have caught up syncing
atomic.StoreInt32(&s.compacting, 0)
return nil
}
@ -507,6 +509,30 @@ func (s *SplitStore) HeadChange(_, apply []*types.TipSet) error {
return nil
}
// transactionally protect incoming tipsets
func (s *SplitStore) protectTipSets(apply []*types.TipSet) {
s.txnLk.RLock()
if !s.txnActive {
s.txnLk.RUnlock()
return
}
// do this in a goroutine to avoid blocking the notifier
go func() {
defer s.txnLk.RUnlock()
var cids []cid.Cid
for _, ts := range apply {
cids = append(cids, ts.Cids()...)
}
err := s.trackTxnRefMany(cids)
if err != nil {
log.Errorf("error protecting newly applied tipsets: %s", err)
}
}()
}
// transactionally protect a reference to an object
func (s *SplitStore) trackTxnRef(c cid.Cid) error {
if !s.txnActive {