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Lazy loading fixes (#2362)

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* Return some more usefully wrapped errors when doing sync

* Remove unnecessary error check

* Couple of guards around `sql.ErrNoRows`

* Nolint
This commit is contained in:
Neil Alexander 2022-04-20 16:06:46 +01:00 committed by GitHub
parent a9f0a390c6
commit bb987cd64b
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 9 additions and 7 deletions
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16
syncapi/streams/stream_pdu.go
View file

@ -3,6 +3,7 @@ package streams
import (
"context"
"database/sql"
"fmt"
"sync"
"time"
@ -205,6 +206,7 @@ func (p *PDUStreamProvider) IncrementalSync(
return newPos
}
// nolint:gocyclo
func (p *PDUStreamProvider) addRoomDeltaToResponse(
ctx context.Context,
device *userapi.Device,
@ -228,13 +230,16 @@ func (p *PDUStreamProvider) addRoomDeltaToResponse(
eventFilter, true, true,
)
if err != nil {
return r.From, err
if err == sql.ErrNoRows {
return r.To, nil
}
return r.From, fmt.Errorf("p.DB.RecentEvents: %w", err)
}
recentEvents := p.DB.StreamEventsToEvents(device, recentStreamEvents)
delta.StateEvents = removeDuplicates(delta.StateEvents, recentEvents) // roll back
prevBatch, err := p.DB.GetBackwardTopologyPos(ctx, recentStreamEvents)
if err != nil {
return r.From, err
return r.From, fmt.Errorf("p.DB.GetBackwardTopologyPos: %w", err)
}
// If we didn't return any events at all then don't bother doing anything else.
@ -268,15 +273,12 @@ func (p *PDUStreamProvider) addRoomDeltaToResponse(
}
if stateFilter.LazyLoadMembers {
if err != nil {
return r.From, err
}
delta.StateEvents, err = p.lazyLoadMembers(
ctx, delta.RoomID, true, limited, stateFilter.IncludeRedundantMembers,
device, recentEvents, delta.StateEvents,
)
if err != nil {
return r.From, err
if err != nil && err != sql.ErrNoRows {
return r.From, fmt.Errorf("p.lazyLoadMembers: %w", err)
}
}