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Tweaks around /messages (#3149)

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Try to mitigate some issues with `/messages`
This commit is contained in:
Till 2023-07-13 14:18:37 +02:00 committed by GitHub
parent 0df982a2e5
commit f12982472c
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11 changed files with 182 additions and 88 deletions
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105
syncapi/routing/messages.go
View file

@ -53,6 +53,7 @@ type messagesReq struct {
wasToProvided bool
backwardOrdering bool
filter *synctypes.RoomEventFilter
didBackfill bool
}
type messagesResp struct {
@ -251,18 +252,19 @@ func OnIncomingMessagesRequest(
}
// If start and end are equal, we either reached the beginning or something else
// is wrong. To avoid endless loops from clients, set end to 0 an empty string
if start == end {
// is wrong. If we have nothing to return set end to 0.
if start == end || len(clientEvents) == 0 {
end = types.TopologyToken{}
}
util.GetLogger(req.Context()).WithFields(logrus.Fields{
"from": from.String(),
"to": to.String(),
"limit": filter.Limit,
"backwards": backwardOrdering,
"return_start": start.String(),
"return_end": end.String(),
"request_from": from.String(),
"request_to": to.String(),
"limit": filter.Limit,
"backwards": backwardOrdering,
"response_start": start.String(),
"response_end": end.String(),
"backfilled": mReq.didBackfill,
}).Info("Responding")
res := messagesResp{
@ -284,11 +286,6 @@ func OnIncomingMessagesRequest(
})...)
}
// If we didn't return any events, set the end to an empty string, so it will be omitted
// in the response JSON.
if len(res.Chunk) == 0 {
res.End = ""
}
if fromStream != nil {
res.StartStream = fromStream.String()
}
@ -328,11 +325,12 @@ func (r *messagesReq) retrieveEvents(ctx context.Context, rsAPI api.SyncRoomserv
) {
emptyToken := types.TopologyToken{}
// Retrieve the events from the local database.
streamEvents, err := r.snapshot.GetEventsInTopologicalRange(r.ctx, r.from, r.to, r.roomID, r.filter, r.backwardOrdering)
streamEvents, _, end, err := r.snapshot.GetEventsInTopologicalRange(r.ctx, r.from, r.to, r.roomID, r.filter, r.backwardOrdering)
if err != nil {
err = fmt.Errorf("GetEventsInRange: %w", err)
return []synctypes.ClientEvent{}, emptyToken, emptyToken, err
return []synctypes.ClientEvent{}, *r.from, emptyToken, err
}
end.Decrement()
var events []*rstypes.HeaderedEvent
util.GetLogger(r.ctx).WithFields(logrus.Fields{
@ -346,32 +344,54 @@ func (r *messagesReq) retrieveEvents(ctx context.Context, rsAPI api.SyncRoomserv
// on the ordering), or we've reached a backward extremity.
if len(streamEvents) == 0 {
if events, err = r.handleEmptyEventsSlice(); err != nil {
return []synctypes.ClientEvent{}, emptyToken, emptyToken, err
return []synctypes.ClientEvent{}, *r.from, emptyToken, err
}
} else {
if events, err = r.handleNonEmptyEventsSlice(streamEvents); err != nil {
return []synctypes.ClientEvent{}, emptyToken, emptyToken, err
return []synctypes.ClientEvent{}, *r.from, emptyToken, err
}
}
// If we didn't get any event, we don't need to proceed any further.
if len(events) == 0 {
return []synctypes.ClientEvent{}, *r.from, *r.to, nil
return []synctypes.ClientEvent{}, *r.from, emptyToken, nil
}
// Get the position of the first and the last event in the room's topology.
// This position is currently determined by the event's depth, so we could
// also use it instead of retrieving from the database. However, if we ever
// change the way topological positions are defined (as depth isn't the most
// reliable way to define it), it would be easier and less troublesome to
// only have to change it in one place, i.e. the database.
start, end, err = r.getStartEnd(events)
// Apply room history visibility filter
startTime := time.Now()
filteredEvents, err := internal.ApplyHistoryVisibilityFilter(r.ctx, r.snapshot, r.rsAPI, events, nil, r.device.UserID, "messages")
if err != nil {
return []synctypes.ClientEvent{}, *r.from, *r.to, err
return []synctypes.ClientEvent{}, *r.from, *r.to, nil
}
logrus.WithFields(logrus.Fields{
"duration": time.Since(startTime),
"room_id": r.roomID,
"events_before": len(events),
"events_after": len(filteredEvents),
}).Debug("applied history visibility (messages)")
// No events left after applying history visibility
if len(filteredEvents) == 0 {
return []synctypes.ClientEvent{}, *r.from, emptyToken, nil
}
// If we backfilled in the process of getting events, we need
// to re-fetch the start/end positions
if r.didBackfill {
_, end, err = r.getStartEnd(filteredEvents)
if err != nil {
return []synctypes.ClientEvent{}, *r.from, *r.to, err
}
}
// Sort the events to ensure we send them in the right order.
if r.backwardOrdering {
if events[len(events)-1].Type() == spec.MRoomCreate {
// NOTSPEC: We've hit the beginning of the room so there's really nowhere
// else to go. This seems to fix Element iOS from looping on /messages endlessly.
end = types.TopologyToken{}
}
// This reverses the array from old->new to new->old
reversed := func(in []*rstypes.HeaderedEvent) []*rstypes.HeaderedEvent {
out := make([]*rstypes.HeaderedEvent, len(in))
@ -380,24 +400,14 @@ func (r *messagesReq) retrieveEvents(ctx context.Context, rsAPI api.SyncRoomserv
}
return out
}
events = reversed(events)
}
if len(events) == 0 {
return []synctypes.ClientEvent{}, *r.from, *r.to, nil
filteredEvents = reversed(filteredEvents)
}
// Apply room history visibility filter
startTime := time.Now()
filteredEvents, err := internal.ApplyHistoryVisibilityFilter(r.ctx, r.snapshot, r.rsAPI, events, nil, r.device.UserID, "messages")
logrus.WithFields(logrus.Fields{
"duration": time.Since(startTime),
"room_id": r.roomID,
"events_before": len(events),
"events_after": len(filteredEvents),
}).Debug("applied history visibility (messages)")
start = *r.from
return synctypes.ToClientEvents(gomatrixserverlib.ToPDUs(filteredEvents), synctypes.FormatAll, func(roomID spec.RoomID, senderID spec.SenderID) (*spec.UserID, error) {
return rsAPI.QueryUserIDForSender(ctx, roomID, senderID)
}), start, end, err
}), start, end, nil
}
func (r *messagesReq) getStartEnd(events []*rstypes.HeaderedEvent) (start, end types.TopologyToken, err error) {
@ -450,6 +460,7 @@ func (r *messagesReq) handleEmptyEventsSlice() (
if err != nil {
return
}
r.didBackfill = true
} else {
// If not, it means the slice was empty because we reached the room's
// creation, so return an empty slice.
@ -499,7 +510,7 @@ func (r *messagesReq) handleNonEmptyEventsSlice(streamEvents []types.StreamEvent
if err != nil {
return
}
r.didBackfill = true
// Append the PDUs to the list to send back to the client.
events = append(events, pdus...)
}
@ -561,15 +572,17 @@ func (r *messagesReq) backfill(roomID string, backwardsExtremities map[string][]
if res.HistoryVisibility == "" {
res.HistoryVisibility = gomatrixserverlib.HistoryVisibilityShared
}
for i := range res.Events {
events := res.Events
for i := range events {
events[i].Visibility = res.HistoryVisibility
_, err = r.db.WriteEvent(
context.Background(),
res.Events[i],
events[i],
[]*rstypes.HeaderedEvent{},
[]string{},
[]string{},
nil, true,
res.HistoryVisibility,
events[i].Visibility,
)
if err != nil {
return nil, err
@ -577,14 +590,10 @@ func (r *messagesReq) backfill(roomID string, backwardsExtremities map[string][]
}
// we may have got more than the requested limit so resize now
events := res.Events
if len(events) > limit {
// last `limit` events
events = events[len(events)-limit:]
}
for _, ev := range events {
ev.Visibility = res.HistoryVisibility
}
return events, nil
}

5
syncapi/routing/routing.go
View file

@ -43,6 +43,7 @@ func Setup(
cfg *config.SyncAPI,
lazyLoadCache caching.LazyLoadCache,
fts fulltext.Indexer,
rateLimits *httputil.RateLimits,
) {
v1unstablemux := csMux.PathPrefix("/{apiversion:(?:v1|unstable)}/").Subrouter()
v3mux := csMux.PathPrefix("/{apiversion:(?:r0|v3)}/").Subrouter()
@ -53,6 +54,10 @@ func Setup(
}, httputil.WithAllowGuests())).Methods(http.MethodGet, http.MethodOptions)
v3mux.Handle("/rooms/{roomID}/messages", httputil.MakeAuthAPI("room_messages", userAPI, func(req *http.Request, device *userapi.Device) util.JSONResponse {
// not specced, but ensure we're rate limiting requests to this endpoint
if r := rateLimits.Limit(req, device); r != nil {
return *r
}
vars, err := httputil.URLDecodeMapValues(mux.Vars(req))
if err != nil {
return util.ErrorResponse(err)

7
syncapi/storage/interface.go
View file

@ -81,8 +81,11 @@ type DatabaseTransaction interface {
// If no data is retrieved, returns an empty map
// If there was an issue with the retrieval, returns an error
GetAccountDataInRange(ctx context.Context, userID string, r types.Range, accountDataFilterPart *synctypes.EventFilter) (map[string][]string, types.StreamPosition, error)
// GetEventsInTopologicalRange retrieves all of the events on a given ordering using the given extremities and limit. If backwardsOrdering is true, the most recent event must be first, else last.
GetEventsInTopologicalRange(ctx context.Context, from, to *types.TopologyToken, roomID string, filter *synctypes.RoomEventFilter, backwardOrdering bool) (events []types.StreamEvent, err error)
// GetEventsInTopologicalRange retrieves all of the events on a given ordering using the given extremities and limit.
// If backwardsOrdering is true, the most recent event must be first, else last.
// Returns the filtered StreamEvents on success. Returns **unfiltered** StreamEvents and ErrNoEventsForFilter if
// the provided filter removed all events, this can be used to still calculate the start/end position. (e.g for `/messages`)
GetEventsInTopologicalRange(ctx context.Context, from, to *types.TopologyToken, roomID string, filter *synctypes.RoomEventFilter, backwardOrdering bool) (events []types.StreamEvent, start, end types.TopologyToken, err error)
// EventPositionInTopology returns the depth and stream position of the given event.
EventPositionInTopology(ctx context.Context, eventID string) (types.TopologyToken, error)
// BackwardExtremitiesForRoom returns a map of backwards extremity event ID to a list of its prev_events.

24
syncapi/storage/postgres/output_room_events_topology_table.go
View file

@ -48,14 +48,14 @@ const insertEventInTopologySQL = "" +
" RETURNING topological_position"
const selectEventIDsInRangeASCSQL = "" +
"SELECT event_id FROM syncapi_output_room_events_topology" +
"SELECT event_id, topological_position, stream_position FROM syncapi_output_room_events_topology" +
" WHERE room_id = $1 AND (" +
"(topological_position > $2 AND topological_position < $3) OR" +
"(topological_position = $4 AND stream_position >= $5)" +
") ORDER BY topological_position ASC, stream_position ASC LIMIT $6"
const selectEventIDsInRangeDESCSQL = "" +
"SELECT event_id FROM syncapi_output_room_events_topology" +
"SELECT event_id, topological_position, stream_position FROM syncapi_output_room_events_topology" +
" WHERE room_id = $1 AND (" +
"(topological_position > $2 AND topological_position < $3) OR" +
"(topological_position = $4 AND stream_position <= $5)" +
@ -113,12 +113,13 @@ func (s *outputRoomEventsTopologyStatements) InsertEventInTopology(
}
// SelectEventIDsInRange selects the IDs of events which positions are within a
// given range in a given room's topological order.
// given range in a given room's topological order. Returns the start/end topological tokens for
// the returned eventIDs.
// Returns an empty slice if no events match the given range.
func (s *outputRoomEventsTopologyStatements) SelectEventIDsInRange(
ctx context.Context, txn *sql.Tx, roomID string, minDepth, maxDepth, maxStreamPos types.StreamPosition,
limit int, chronologicalOrder bool,
) (eventIDs []string, err error) {
) (eventIDs []string, start, end types.TopologyToken, err error) {
// Decide on the selection's order according to whether chronological order
// is requested or not.
var stmt *sql.Stmt
@ -132,7 +133,7 @@ func (s *outputRoomEventsTopologyStatements) SelectEventIDsInRange(
rows, err := stmt.QueryContext(ctx, roomID, minDepth, maxDepth, maxDepth, maxStreamPos, limit)
if err == sql.ErrNoRows {
// If no event matched the request, return an empty slice.
return []string{}, nil
return []string{}, start, end, nil
} else if err != nil {
return
}
@ -140,14 +141,23 @@ func (s *outputRoomEventsTopologyStatements) SelectEventIDsInRange(
// Return the IDs.
var eventID string
var token types.TopologyToken
var tokens []types.TopologyToken
for rows.Next() {
if err = rows.Scan(&eventID); err != nil {
if err = rows.Scan(&eventID, &token.Depth, &token.PDUPosition); err != nil {
return
}
eventIDs = append(eventIDs, eventID)
tokens = append(tokens, token)
}
return eventIDs, rows.Err()
// The values are already ordered by SQL, so we can use them as is.
if len(tokens) > 0 {
start = tokens[0]
end = tokens[len(tokens)-1]
}
return eventIDs, start, end, rows.Err()
}
// SelectPositionInTopology returns the position of a given event in the

8
syncapi/storage/shared/storage_sync.go
View file

@ -237,7 +237,7 @@ func (d *DatabaseTransaction) GetEventsInTopologicalRange(
roomID string,
filter *synctypes.RoomEventFilter,
backwardOrdering bool,
) (events []types.StreamEvent, err error) {
) (events []types.StreamEvent, start, end types.TopologyToken, err error) {
var minDepth, maxDepth, maxStreamPosForMaxDepth types.StreamPosition
if backwardOrdering {
// Backward ordering means the 'from' token has a higher depth than the 'to' token
@ -255,7 +255,7 @@ func (d *DatabaseTransaction) GetEventsInTopologicalRange(
// Select the event IDs from the defined range.
var eIDs []string
eIDs, err = d.Topology.SelectEventIDsInRange(
eIDs, start, end, err = d.Topology.SelectEventIDsInRange(
ctx, d.txn, roomID, minDepth, maxDepth, maxStreamPosForMaxDepth, filter.Limit, !backwardOrdering,
)
if err != nil {
@ -264,6 +264,10 @@ func (d *DatabaseTransaction) GetEventsInTopologicalRange(
// Retrieve the events' contents using their IDs.
events, err = d.OutputEvents.SelectEvents(ctx, d.txn, eIDs, filter, true)
if err != nil {
return
}
return
}

23
syncapi/storage/sqlite3/output_room_events_topology_table.go
View file

@ -44,14 +44,14 @@ const insertEventInTopologySQL = "" +
" ON CONFLICT DO NOTHING"
const selectEventIDsInRangeASCSQL = "" +
"SELECT event_id FROM syncapi_output_room_events_topology" +
"SELECT event_id, topological_position, stream_position FROM syncapi_output_room_events_topology" +
" WHERE room_id = $1 AND (" +
"(topological_position > $2 AND topological_position < $3) OR" +
"(topological_position = $4 AND stream_position >= $5)" +
") ORDER BY topological_position ASC, stream_position ASC LIMIT $6"
const selectEventIDsInRangeDESCSQL = "" +
"SELECT event_id FROM syncapi_output_room_events_topology" +
"SELECT event_id, topological_position, stream_position FROM syncapi_output_room_events_topology" +
" WHERE room_id = $1 AND (" +
"(topological_position > $2 AND topological_position < $3) OR" +
"(topological_position = $4 AND stream_position <= $5)" +
@ -111,11 +111,15 @@ func (s *outputRoomEventsTopologyStatements) InsertEventInTopology(
return types.StreamPosition(event.Depth()), err
}
// SelectEventIDsInRange selects the IDs of events which positions are within a
// given range in a given room's topological order. Returns the start/end topological tokens for
// the returned eventIDs.
// Returns an empty slice if no events match the given range.
func (s *outputRoomEventsTopologyStatements) SelectEventIDsInRange(
ctx context.Context, txn *sql.Tx, roomID string,
minDepth, maxDepth, maxStreamPos types.StreamPosition,
limit int, chronologicalOrder bool,
) (eventIDs []string, err error) {
) (eventIDs []string, start, end types.TopologyToken, err error) {
// Decide on the selection's order according to whether chronological order
// is requested or not.
var stmt *sql.Stmt
@ -129,18 +133,27 @@ func (s *outputRoomEventsTopologyStatements) SelectEventIDsInRange(
rows, err := stmt.QueryContext(ctx, roomID, minDepth, maxDepth, maxDepth, maxStreamPos, limit)
if err == sql.ErrNoRows {
// If no event matched the request, return an empty slice.
return []string{}, nil
return []string{}, start, end, nil
} else if err != nil {
return
}
// Return the IDs.
var eventID string
var token types.TopologyToken
var tokens []types.TopologyToken
for rows.Next() {
if err = rows.Scan(&eventID); err != nil {
if err = rows.Scan(&eventID, &token.Depth, &token.PDUPosition); err != nil {
return
}
eventIDs = append(eventIDs, eventID)
tokens = append(tokens, token)
}
// The values are already ordered by SQL, so we can use them as is.
if len(tokens) > 0 {
start = tokens[0]
end = tokens[len(tokens)-1]
}
return

38
syncapi/storage/storage_test.go
View file

@ -213,12 +213,48 @@ func TestGetEventsInRangeWithTopologyToken(t *testing.T) {
// backpaginate 5 messages starting at the latest position.
filter := &synctypes.RoomEventFilter{Limit: 5}
paginatedEvents, err := snapshot.GetEventsInTopologicalRange(ctx, &from, &to, r.ID, filter, true)
paginatedEvents, start, end, err := snapshot.GetEventsInTopologicalRange(ctx, &from, &to, r.ID, filter, true)
if err != nil {
t.Fatalf("GetEventsInTopologicalRange returned an error: %s", err)
}
gots := snapshot.StreamEventsToEvents(context.Background(), nil, paginatedEvents, nil)
test.AssertEventsEqual(t, gots, test.Reversed(events[len(events)-5:]))
assert.Equal(t, types.TopologyToken{Depth: 15, PDUPosition: 15}, start)
assert.Equal(t, types.TopologyToken{Depth: 11, PDUPosition: 11}, end)
})
})
}
// The purpose of this test is to ensure that backfilling returns no start/end if a given filter removes
// all events.
func TestGetEventsInRangeWithTopologyTokenNoEventsForFilter(t *testing.T) {
test.WithAllDatabases(t, func(t *testing.T, dbType test.DBType) {
db, close := MustCreateDatabase(t, dbType)
defer close()
alice := test.NewUser(t)
r := test.NewRoom(t, alice)
for i := 0; i < 10; i++ {
r.CreateAndInsert(t, alice, "m.room.message", map[string]interface{}{"body": fmt.Sprintf("hi %d", i)})
}
events := r.Events()
_ = MustWriteEvents(t, db, events)
WithSnapshot(t, db, func(snapshot storage.DatabaseTransaction) {
from := types.TopologyToken{Depth: math.MaxInt64, PDUPosition: math.MaxInt64}
t.Logf("max topo pos = %+v", from)
// head towards the beginning of time
to := types.TopologyToken{}
// backpaginate 20 messages starting at the latest position.
notTypes := []string{spec.MRoomRedaction}
senders := []string{alice.ID}
filter := &synctypes.RoomEventFilter{Limit: 20, NotTypes: &notTypes, Senders: &senders}
paginatedEvents, start, end, err := snapshot.GetEventsInTopologicalRange(ctx, &from, &to, r.ID, filter, true)
assert.NoError(t, err)
assert.Equal(t, 0, len(paginatedEvents))
// Even if we didn't get anything back due to the filter, we should still have start/end
assert.Equal(t, types.TopologyToken{Depth: 15, PDUPosition: 15}, start)
assert.Equal(t, types.TopologyToken{Depth: 1, PDUPosition: 1}, end)
})
})
}

6
syncapi/storage/tables/interface.go
View file

@ -89,11 +89,11 @@ type Topology interface {
// InsertEventInTopology inserts the given event in the room's topology, based on the event's depth.
// `pos` is the stream position of this event in the events table, and is used to order events which have the same depth.
InsertEventInTopology(ctx context.Context, txn *sql.Tx, event *rstypes.HeaderedEvent, pos types.StreamPosition) (topoPos types.StreamPosition, err error)
// SelectEventIDsInRange selects the IDs of events whose depths are within a given range in a given room's topological order.
// Events with `minDepth` are *exclusive*, as is the event which has exactly `minDepth`,`maxStreamPos`.
// SelectEventIDsInRange selects the IDs and the topological position of events whose depths are within a given range in a given room's topological order.
// Events with `minDepth` are *exclusive*, as is the event which has exactly `minDepth`,`maxStreamPos`. Returns the eventIDs and start/end topological tokens.
// `maxStreamPos` is only used when events have the same depth as `maxDepth`, which results in events less than `maxStreamPos` being returned.
// Returns an empty slice if no events match the given range.
SelectEventIDsInRange(ctx context.Context, txn *sql.Tx, roomID string, minDepth, maxDepth, maxStreamPos types.StreamPosition, limit int, chronologicalOrder bool) (eventIDs []string, err error)
SelectEventIDsInRange(ctx context.Context, txn *sql.Tx, roomID string, minDepth, maxDepth, maxStreamPos types.StreamPosition, limit int, chronologicalOrder bool) (eventIDs []string, start, end types.TopologyToken, err error)
// SelectPositionInTopology returns the depth and stream position of a given event in the topology of the room it belongs to.
SelectPositionInTopology(ctx context.Context, txn *sql.Tx, eventID string) (depth, spos types.StreamPosition, err error)
// SelectStreamToTopologicalPosition converts a stream position to a topological position by finding the nearest topological position in the room.

50
syncapi/storage/tables/topology_test.go
View file

@ -13,6 +13,7 @@ import (
"github.com/matrix-org/dendrite/syncapi/storage/tables"
"github.com/matrix-org/dendrite/syncapi/types"
"github.com/matrix-org/dendrite/test"
"github.com/stretchr/testify/assert"
)
func newTopologyTable(t *testing.T, dbType test.DBType) (tables.Topology, *sql.DB, func()) {
@ -60,28 +61,37 @@ func TestTopologyTable(t *testing.T) {
highestPos = topoPos + 1
}
// check ordering works without limit
eventIDs, err := tab.SelectEventIDsInRange(ctx, txn, room.ID, 0, highestPos, highestPos, 100, true)
if err != nil {
return fmt.Errorf("failed to SelectEventIDsInRange: %s", err)
}
eventIDs, start, end, err := tab.SelectEventIDsInRange(ctx, txn, room.ID, 0, highestPos, highestPos, 100, true)
assert.NoError(t, err, "failed to SelectEventIDsInRange")
test.AssertEventIDsEqual(t, eventIDs, events[:])
eventIDs, err = tab.SelectEventIDsInRange(ctx, txn, room.ID, 0, highestPos, highestPos, 100, false)
if err != nil {
return fmt.Errorf("failed to SelectEventIDsInRange: %s", err)
}
test.AssertEventIDsEqual(t, eventIDs, test.Reversed(events[:]))
// check ordering works with limit
eventIDs, err = tab.SelectEventIDsInRange(ctx, txn, room.ID, 0, highestPos, highestPos, 3, true)
if err != nil {
return fmt.Errorf("failed to SelectEventIDsInRange: %s", err)
}
test.AssertEventIDsEqual(t, eventIDs, events[:3])
eventIDs, err = tab.SelectEventIDsInRange(ctx, txn, room.ID, 0, highestPos, highestPos, 3, false)
if err != nil {
return fmt.Errorf("failed to SelectEventIDsInRange: %s", err)
}
test.AssertEventIDsEqual(t, eventIDs, test.Reversed(events[len(events)-3:]))
assert.Equal(t, types.TopologyToken{Depth: 1, PDUPosition: 0}, start)
assert.Equal(t, types.TopologyToken{Depth: 5, PDUPosition: 4}, end)
eventIDs, start, end, err = tab.SelectEventIDsInRange(ctx, txn, room.ID, 0, highestPos, highestPos, 100, false)
assert.NoError(t, err, "failed to SelectEventIDsInRange")
test.AssertEventIDsEqual(t, eventIDs, test.Reversed(events[:]))
assert.Equal(t, types.TopologyToken{Depth: 5, PDUPosition: 4}, start)
assert.Equal(t, types.TopologyToken{Depth: 1, PDUPosition: 0}, end)
// check ordering works with limit
eventIDs, start, end, err = tab.SelectEventIDsInRange(ctx, txn, room.ID, 0, highestPos, highestPos, 3, true)
assert.NoError(t, err, "failed to SelectEventIDsInRange")
test.AssertEventIDsEqual(t, eventIDs, events[:3])
assert.Equal(t, types.TopologyToken{Depth: 1, PDUPosition: 0}, start)
assert.Equal(t, types.TopologyToken{Depth: 3, PDUPosition: 2}, end)
eventIDs, start, end, err = tab.SelectEventIDsInRange(ctx, txn, room.ID, 0, highestPos, highestPos, 3, false)
assert.NoError(t, err, "failed to SelectEventIDsInRange")
test.AssertEventIDsEqual(t, eventIDs, test.Reversed(events[len(events)-3:]))
assert.Equal(t, types.TopologyToken{Depth: 5, PDUPosition: 4}, start)
assert.Equal(t, types.TopologyToken{Depth: 3, PDUPosition: 2}, end)
// Check that we return no values for invalid rooms
eventIDs, start, end, err = tab.SelectEventIDsInRange(ctx, txn, "!doesnotexist:localhost", 0, highestPos, highestPos, 10, false)
assert.NoError(t, err, "failed to SelectEventIDsInRange")
assert.Equal(t, 0, len(eventIDs))
assert.Equal(t, types.TopologyToken{}, start)
assert.Equal(t, types.TopologyToken{}, end)
return nil
})
if err != nil {

3
syncapi/syncapi.go
View file

@ -144,8 +144,11 @@ func AddPublicRoutes(
logrus.WithError(err).Panicf("failed to start receipts consumer")
}
rateLimits := httputil.NewRateLimits(&dendriteCfg.ClientAPI.RateLimiting)
routing.Setup(
routers.Client, requestPool, syncDB, userAPI,
rsAPI, &dendriteCfg.SyncAPI, caches, fts,
rateLimits,
)
}

1
syncapi/syncapi_test.go
View file

@ -433,6 +433,7 @@ func testHistoryVisibility(t *testing.T, dbType test.DBType) {
}
cfg, processCtx, close := testrig.CreateConfig(t, dbType)
cfg.ClientAPI.RateLimiting = config.RateLimiting{Enabled: false}
routers := httputil.NewRouters()
cm := sqlutil.NewConnectionManager(processCtx, cfg.Global.DatabaseOptions)
caches := caching.NewRistrettoCache(128*1024*1024, time.Hour, caching.DisableMetrics)