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Pass pointers to events — reloaded (#1583)

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* Pass events as pointers

* Fix lint errors

* Update gomatrixserverlib

* Update gomatrixserverlib

* Update to matrix-org/gomatrixserverlib#240
This commit is contained in:
Neil Alexander 2020-11-16 15:44:53 +00:00 • committed by GitHub
parent d8b526b603
commit 20a01bceb2
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GPG key ID: 4AEE18F83AFDEB23
67 changed files with 310 additions and 323 deletions
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38
syncapi/routing/messages.go
View file

@ -235,7 +235,7 @@ func (r *messagesReq) retrieveEvents() (
return
}
var events []gomatrixserverlib.HeaderedEvent
var events []*gomatrixserverlib.HeaderedEvent
util.GetLogger(r.ctx).WithField("start", start).WithField("end", end).Infof("Fetched %d events locally", len(streamEvents))
// There can be two reasons for streamEvents to be empty: either we've
@ -259,8 +259,8 @@ func (r *messagesReq) retrieveEvents() (
// Sort the events to ensure we send them in the right order.
if r.backwardOrdering {
// This reverses the array from old->new to new->old
reversed := func(in []gomatrixserverlib.HeaderedEvent) []gomatrixserverlib.HeaderedEvent {
out := make([]gomatrixserverlib.HeaderedEvent, len(in))
reversed := func(in []*gomatrixserverlib.HeaderedEvent) []*gomatrixserverlib.HeaderedEvent {
out := make([]*gomatrixserverlib.HeaderedEvent, len(in))
for i := 0; i < len(in); i++ {
out[i] = in[len(in)-i-1]
}
@ -287,7 +287,7 @@ func (r *messagesReq) retrieveEvents() (
}
// nolint:gocyclo
func (r *messagesReq) filterHistoryVisible(events []gomatrixserverlib.HeaderedEvent) []gomatrixserverlib.HeaderedEvent {
func (r *messagesReq) filterHistoryVisible(events []*gomatrixserverlib.HeaderedEvent) []*gomatrixserverlib.HeaderedEvent {
// TODO FIXME: We don't fully implement history visibility yet. To avoid leaking events which the
// user shouldn't see, we check the recent events and remove any prior to the join event of the user
// which is equiv to history_visibility: joined
@ -302,8 +302,8 @@ func (r *messagesReq) filterHistoryVisible(events []gomatrixserverlib.HeaderedEv
}
}
var result []gomatrixserverlib.HeaderedEvent
var eventsToCheck []gomatrixserverlib.HeaderedEvent
var result []*gomatrixserverlib.HeaderedEvent
var eventsToCheck []*gomatrixserverlib.HeaderedEvent
if joinEventIndex != -1 {
if r.backwardOrdering {
result = events[:joinEventIndex+1]
@ -313,7 +313,7 @@ func (r *messagesReq) filterHistoryVisible(events []gomatrixserverlib.HeaderedEv
eventsToCheck = append(eventsToCheck, result[len(result)-1])
}
} else {
eventsToCheck = []gomatrixserverlib.HeaderedEvent{events[0], events[len(events)-1]}
eventsToCheck = []*gomatrixserverlib.HeaderedEvent{events[0], events[len(events)-1]}
result = events
}
// make sure the user was in the room for both the earliest and latest events, we need this because
@ -337,9 +337,9 @@ func (r *messagesReq) filterHistoryVisible(events []gomatrixserverlib.HeaderedEv
for i := range queryRes.StateEvents {
switch queryRes.StateEvents[i].Type() {
case gomatrixserverlib.MRoomMember:
membershipEvent = &queryRes.StateEvents[i]
membershipEvent = queryRes.StateEvents[i]
case gomatrixserverlib.MRoomHistoryVisibility:
hisVisEvent = &queryRes.StateEvents[i]
hisVisEvent = queryRes.StateEvents[i]
}
}
if hisVisEvent == nil {
@ -365,12 +365,12 @@ func (r *messagesReq) filterHistoryVisible(events []gomatrixserverlib.HeaderedEv
}
if !wasJoined {
util.GetLogger(r.ctx).WithField("num_events", len(events)).Warnf("%s was not joined to room during these events, omitting them", r.device.UserID)
return []gomatrixserverlib.HeaderedEvent{}
return []*gomatrixserverlib.HeaderedEvent{}
}
return result
}
func (r *messagesReq) getStartEnd(events []gomatrixserverlib.HeaderedEvent) (start, end types.TopologyToken, err error) {
func (r *messagesReq) getStartEnd(events []*gomatrixserverlib.HeaderedEvent) (start, end types.TopologyToken, err error) {
start, err = r.db.EventPositionInTopology(
r.ctx, events[0].EventID(),
)
@ -410,7 +410,7 @@ func (r *messagesReq) getStartEnd(events []gomatrixserverlib.HeaderedEvent) (sta
// Returns an error if there was an issue talking with the database or
// backfilling.
func (r *messagesReq) handleEmptyEventsSlice() (
events []gomatrixserverlib.HeaderedEvent, err error,
events []*gomatrixserverlib.HeaderedEvent, err error,
) {
backwardExtremities, err := r.db.BackwardExtremitiesForRoom(r.ctx, r.roomID)
@ -424,7 +424,7 @@ func (r *messagesReq) handleEmptyEventsSlice() (
} else {
// If not, it means the slice was empty because we reached the room's
// creation, so return an empty slice.
events = []gomatrixserverlib.HeaderedEvent{}
events = []*gomatrixserverlib.HeaderedEvent{}
}
return
@ -436,7 +436,7 @@ func (r *messagesReq) handleEmptyEventsSlice() (
// through backfilling if needed.
// Returns an error if there was an issue while backfilling.
func (r *messagesReq) handleNonEmptyEventsSlice(streamEvents []types.StreamEvent) (
events []gomatrixserverlib.HeaderedEvent, err error,
events []*gomatrixserverlib.HeaderedEvent, err error,
) {
// Check if we have enough events.
isSetLargeEnough := len(streamEvents) >= r.limit
@ -464,7 +464,7 @@ func (r *messagesReq) handleNonEmptyEventsSlice(streamEvents []types.StreamEvent
// Backfill is needed if we've reached a backward extremity and need more
// events. It's only needed if the direction is backward.
if len(backwardExtremities) > 0 && !isSetLargeEnough && r.backwardOrdering {
var pdus []gomatrixserverlib.HeaderedEvent
var pdus []*gomatrixserverlib.HeaderedEvent
// Only ask the remote server for enough events to reach the limit.
pdus, err = r.backfill(r.roomID, backwardExtremities, r.limit-len(streamEvents))
if err != nil {
@ -482,7 +482,7 @@ func (r *messagesReq) handleNonEmptyEventsSlice(streamEvents []types.StreamEvent
return
}
type eventsByDepth []gomatrixserverlib.HeaderedEvent
type eventsByDepth []*gomatrixserverlib.HeaderedEvent
func (e eventsByDepth) Len() int {
return len(e)
@ -503,7 +503,7 @@ func (e eventsByDepth) Less(i, j int) bool {
// event, or if there is no remote homeserver to contact.
// Returns an error if there was an issue with retrieving the list of servers in
// the room or sending the request.
func (r *messagesReq) backfill(roomID string, backwardsExtremities map[string][]string, limit int) ([]gomatrixserverlib.HeaderedEvent, error) {
func (r *messagesReq) backfill(roomID string, backwardsExtremities map[string][]string, limit int) ([]*gomatrixserverlib.HeaderedEvent, error) {
var res api.PerformBackfillResponse
err := r.rsAPI.PerformBackfill(context.Background(), &api.PerformBackfillRequest{
RoomID: roomID,
@ -531,8 +531,8 @@ func (r *messagesReq) backfill(roomID string, backwardsExtremities map[string][]
for i := range res.Events {
_, err = r.db.WriteEvent(
context.Background(),
&res.Events[i],
[]gomatrixserverlib.HeaderedEvent{},
res.Events[i],
[]*gomatrixserverlib.HeaderedEvent{},
[]string{},
[]string{},
nil, true,