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node/meta: Use neo-go's new notification API (#3164)
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,101 @@ | ||
package meta | ||
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import ( | ||
"context" | ||
"fmt" | ||
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"github.com/nspcc-dev/neo-go/pkg/core/block" | ||
"github.com/nspcc-dev/neo-go/pkg/core/mpt" | ||
"github.com/nspcc-dev/neo-go/pkg/neorpc" | ||
"go.uber.org/zap" | ||
) | ||
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func (m *Meta) handleBlock(b *block.Header) error { | ||
h := b.Hash() | ||
ind := b.Index | ||
l := m.l.With(zap.Stringer("block hash", h), zap.Uint32("index", ind)) | ||
l.Debug("handling block") | ||
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evName := objPutEvName | ||
m.cliM.RLock() | ||
res, err := m.ws.GetBlockNotifications(h, &neorpc.NotificationFilter{ | ||
Contract: &m.cnrH, | ||
Name: &evName, | ||
}) | ||
if err != nil { | ||
m.cliM.RUnlock() | ||
return fmt.Errorf("fetching %s block: %w", h, err) | ||
} | ||
m.cliM.RUnlock() | ||
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if len(res.Application) == 0 { | ||
return nil | ||
} | ||
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m.m.RLock() | ||
defer m.m.RUnlock() | ||
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for _, n := range res.Application { | ||
ev, err := parseObjNotification(n) | ||
if err != nil { | ||
l.Error("invalid object notification received", zap.Error(err)) | ||
continue | ||
} | ||
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s, ok := m.storages[ev.cID] | ||
if !ok { | ||
l.Debug("skipping object notification", zap.Stringer("inactual container", ev.cID)) | ||
continue | ||
} | ||
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err = m.handleObjectNotification(s, ev) | ||
if err != nil { | ||
l.Error("handling object notification", zap.Error(err)) | ||
continue | ||
} | ||
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l.Debug("handled object notification successfully", zap.Stringer("cID", ev.cID), zap.Stringer("oID", ev.oID)) | ||
} | ||
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for _, st := range m.storages { | ||
// TODO: parallelize depending on what can parallelize well | ||
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st.m.Lock() | ||
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root := st.mpt.StateRoot() | ||
st.mpt.Store.Put([]byte{rootKey}, root[:]) | ||
p := st.path | ||
if st.opsBatch != nil { | ||
_, err := st.mpt.PutBatch(mpt.MapToMPTBatch(st.opsBatch)) | ||
if err != nil { | ||
st.m.Unlock() | ||
return fmt.Errorf("put batch for %d block to %q storage: %w", ind, p, err) | ||
} | ||
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st.opsBatch = nil | ||
} | ||
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st.m.Unlock() | ||
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st.mpt.Flush(ind) | ||
} | ||
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l.Debug("handled block successfully") | ||
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return nil | ||
} | ||
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func (m *Meta) blockFetcher(ctx context.Context, buff <-chan *block.Header) { | ||
for { | ||
select { | ||
case <-ctx.Done(): | ||
return | ||
case b := <-buff: | ||
err := m.handleBlock(b) | ||
if err != nil { | ||
m.l.Error("block handling failed", zap.Error(err)) | ||
continue | ||
} | ||
} | ||
} | ||
} |
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