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Merge pull request #9902 from ellemouton/simplifyForwardingLogQuery

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channeldb: remove unnecessary for loop from Query method
This commit is contained in:
Oliver Gugger
2025-06-06 09:43:57 +02:00
committed by GitHub
parent fc906f2a65 7571acbe81
commit 4a7cd0095e
1 changed files with 26 additions and 19 deletions
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45
channeldb/forwarding_log.go
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@@ -227,7 +227,9 @@ type ForwardingLogTimeSlice struct {
// the number of events to be returned.
//
// TODO(roasbeef): rename?
func (f *ForwardingLog) Query(q ForwardingEventQuery) (ForwardingLogTimeSlice, error) {
func (f *ForwardingLog) Query(q ForwardingEventQuery) (ForwardingLogTimeSlice,
error) {
var resp ForwardingLogTimeSlice
// If the user provided an index offset, then we'll not know how many
@@ -256,8 +258,9 @@ func (f *ForwardingLog) Query(q ForwardingEventQuery) (ForwardingLogTimeSlice, e
// We'll continue until either we reach the end of the range,
// or reach our max number of events.
logCursor := logBucket.ReadCursor()
timestamp, events := logCursor.Seek(startTime[:])
for ; timestamp != nil && bytes.Compare(timestamp, endTime[:]) <= 0; timestamp, events = logCursor.Next() {
timestamp, eventBytes := logCursor.Seek(startTime[:])
//nolint:ll
for ; timestamp != nil && bytes.Compare(timestamp, endTime[:]) <= 0; timestamp, eventBytes = logCursor.Next() {
// If our current return payload exceeds the max number
// of events, then we'll exit now.
if uint32(len(resp.ForwardingEvents)) >= q.NumMaxEvents {
@@ -271,27 +274,31 @@ func (f *ForwardingLog) Query(q ForwardingEventQuery) (ForwardingLogTimeSlice, e
continue
}
currentTime := time.Unix(
0, int64(byteOrder.Uint64(timestamp)),
)
// At this point, we've skipped enough records to start
// to collate our query. For each record, we'll
// increment the final record offset so the querier can
// utilize pagination to seek further.
readBuf := bytes.NewReader(events)
for readBuf.Len() != 0 {
var event ForwardingEvent
err := decodeForwardingEvent(readBuf, &event)
if err != nil {
return err
}
event.Timestamp = currentTime
resp.ForwardingEvents = append(resp.ForwardingEvents, event)
recordOffset++
readBuf := bytes.NewReader(eventBytes)
if readBuf.Len() == 0 {
continue
}
currentTime := time.Unix(
0, int64(byteOrder.Uint64(timestamp)),
)
var event ForwardingEvent
err := decodeForwardingEvent(readBuf, &event)
if err != nil {
return err
}
event.Timestamp = currentTime
resp.ForwardingEvents = append(
resp.ForwardingEvents, event,
)
recordOffset++
}
return nil