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Don't recalculate event ID so often in sync (#1624)

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* Don't bail so quickly in fetchMissingStateEvents

* Don't recalculate event IDs so often in sync API

* Add comments

* Fix comments

* Update to matrix-org/gomatrixserverlib@eb6a890
This commit is contained in:
Neil Alexander 2020-12-09 18:07:17 +00:00 • committed by GitHub
parent 851c02659a
commit bad81c028f
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GPG key ID: 4AEE18F83AFDEB23
7 changed files with 45 additions and 31 deletions
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22
syncapi/storage/shared/syncserver.go
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@ -31,6 +31,7 @@ import (
"github.com/matrix-org/dendrite/syncapi/storage/tables"
"github.com/matrix-org/dendrite/syncapi/types"
"github.com/matrix-org/gomatrixserverlib"
"github.com/sirupsen/logrus"
log "github.com/sirupsen/logrus"
)
@ -514,25 +515,28 @@ func (d *Database) addPDUDeltaToResponse(
deltas, joinedRoomIDs, err = d.getStateDeltas(
ctx, &device, txn, r, device.UserID, &stateFilter,
)
if err != nil {
return nil, fmt.Errorf("d.getStateDeltas: %w", err)
}
} else {
deltas, joinedRoomIDs, err = d.getStateDeltasForFullStateSync(
ctx, &device, txn, r, device.UserID, &stateFilter,
)
}
if err != nil {
return nil, err
if err != nil {
return nil, fmt.Errorf("d.getStateDeltasForFullStateSync: %w", err)
}
}
for _, delta := range deltas {
err = d.addRoomDeltaToResponse(ctx, &device, txn, r, delta, numRecentEventsPerRoom, res)
if err != nil {
return nil, err
return nil, fmt.Errorf("d.addRoomDeltaToResponse: %w", err)
}
}
// TODO: This should be done in getStateDeltas
if err = d.addInvitesToResponse(ctx, txn, device.UserID, r, res); err != nil {
return nil, err
return nil, fmt.Errorf("d.addInvitesToResponse: %w", err)
}
succeeded = true
@ -1126,7 +1130,13 @@ func (d *Database) fetchMissingStateEvents(
return nil, err
}
if len(stateEvents) != len(missing) {
return nil, fmt.Errorf("failed to map all event IDs to events: (got %d, wanted %d)", len(stateEvents), len(missing))
logrus.WithContext(ctx).Warnf("Failed to map all event IDs to events (got %d, wanted %d)", len(stateEvents), len(missing))
// TODO: Why is this happening? It's probably the roomserver. Uncomment
// this error again when we work out what it is and fix it, otherwise we
// just end up returning lots of 500s to the client and that breaks
// pretty much everything, rather than just sending what we have.
//return nil, fmt.Errorf("failed to map all event IDs to events: (got %d, wanted %d)", len(stateEvents), len(missing))
}
events = append(events, stateEvents...)
return events, nil