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[#82] services/tree: Save last synchronized height in a persistent storage

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Remember the last synchronized height and use it after service restart.

Signed-off-by: Evgenii Stratonikov <e.stratonikov@yadro.com>
This commit is contained in:
Evgenii Stratonikov 2023-01-25 15:44:44 +03:00
parent 92e44a45e5
commit f6f5611375
3 changed files with 18 additions and 26 deletions
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35
pkg/services/tree/sync.go
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@ -86,31 +86,24 @@ func (s *Service) synchronizeAllTrees(ctx context.Context, cid cid.ID) error {
return fmt.Errorf("could not fetch tree ID list: %w", outErr)
}
s.cnrMapMtx.Lock()
oldStatus := s.cnrMap[cid]
s.cnrMapMtx.Unlock()
syncStatus := map[string]uint64{}
for i := range treesToSync {
syncStatus[treesToSync[i]] = 0
}
for tid := range oldStatus {
if _, ok := syncStatus[tid]; ok {
syncStatus[tid] = oldStatus[tid]
}
}
for _, tid := range treesToSync {
h := s.synchronizeTree(ctx, d, syncStatus[tid], tid, nodes)
if syncStatus[tid] < h {
syncStatus[tid] = h
h, err := s.forest.TreeLastSyncHeight(d.CID, tid)
if err != nil && !errors.Is(err, pilorama.ErrTreeNotFound) {
s.log.Warn("could not get last synchronized height for a tree",
zap.Stringer("cid", d.CID),
zap.String("tree", tid))
continue
}
newHeight := s.synchronizeTree(ctx, d, h, tid, nodes)
if h < newHeight {
if err := s.forest.TreeUpdateLastSyncHeight(d.CID, tid, newHeight); err != nil {
s.log.Warn("could not update last synchronized height for a tree",
zap.Stringer("cid", d.CID),
zap.String("tree", tid))
}
}
}
s.cnrMapMtx.Lock()
s.cnrMap[cid] = syncStatus
s.cnrMapMtx.Unlock()
return nil
}