hoernschen/dendrite
1
0
Fork 0
mirror of https://github.com/hoernschen/dendrite.git synced 2025-07-31 13:22:46 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

Fix newly joined users presence (#2854)

Browse source 
Fixes #2803 
Also refactors the presence stream to not hit the database for every
user, instead queries all users at once now.
This commit is contained in:
Till 2022-12-08 08:25:03 +01:00 • committed by GitHub
parent 0351618ff4
commit c136a450d5
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
11 changed files with 263 additions and 75 deletions
Download patch file Download diff file Expand all files Collapse all files

80
syncapi/streams/stream_presence.go
View file

@ -17,6 +17,7 @@ package streams
import (
"context"
"encoding/json"
"fmt"
"sync"
"github.com/matrix-org/gomatrixserverlib"
@ -70,39 +71,25 @@ func (p *PresenceStreamProvider) IncrementalSync(
return from
}
if len(presences) == 0 {
getPresenceForUsers, err := p.getNeededUsersFromRequest(ctx, req, presences)
if err != nil {
req.Log.WithError(err).Error("getNeededUsersFromRequest failed")
return from
}
// Got no presence between range and no presence to get from the database
if len(getPresenceForUsers) == 0 && len(presences) == 0 {
return to
}
// add newly joined rooms user presences
newlyJoined := joinedRooms(req.Response, req.Device.UserID)
if len(newlyJoined) > 0 {
// TODO: Check if this is working better than before.
if err = p.notifier.LoadRooms(ctx, p.DB, newlyJoined); err != nil {
req.Log.WithError(err).Error("unable to refresh notifier lists")
return from
}
NewlyJoinedLoop:
for _, roomID := range newlyJoined {
roomUsers := p.notifier.JoinedUsers(roomID)
for i := range roomUsers {
// we already got a presence from this user
if _, ok := presences[roomUsers[i]]; ok {
continue
}
// Bear in mind that this might return nil, but at least populating
// a nil means that there's a map entry so we won't repeat this call.
presences[roomUsers[i]], err = snapshot.GetPresence(ctx, roomUsers[i])
if err != nil {
req.Log.WithError(err).Error("unable to query presence for user")
_ = snapshot.Rollback()
return from
}
if len(presences) > req.Filter.Presence.Limit {
break NewlyJoinedLoop
}
}
}
dbPresences, err := snapshot.GetPresences(ctx, getPresenceForUsers)
if err != nil {
req.Log.WithError(err).Error("unable to query presence for user")
_ = snapshot.Rollback()
return from
}
for _, presence := range dbPresences {
presences[presence.UserID] = presence
}
lastPos := from
@ -164,6 +151,39 @@ func (p *PresenceStreamProvider) IncrementalSync(
return lastPos
}
func (p *PresenceStreamProvider) getNeededUsersFromRequest(ctx context.Context, req *types.SyncRequest, presences map[string]*types.PresenceInternal) ([]string, error) {
getPresenceForUsers := []string{}
// Add presence for users which newly joined a room
for userID := range req.MembershipChanges {
if _, ok := presences[userID]; ok {
continue
}
getPresenceForUsers = append(getPresenceForUsers, userID)
}
// add newly joined rooms user presences
newlyJoined := joinedRooms(req.Response, req.Device.UserID)
if len(newlyJoined) == 0 {
return getPresenceForUsers, nil
}
// TODO: Check if this is working better than before.
if err := p.notifier.LoadRooms(ctx, p.DB, newlyJoined); err != nil {
return getPresenceForUsers, fmt.Errorf("unable to refresh notifier lists: %w", err)
}
for _, roomID := range newlyJoined {
roomUsers := p.notifier.JoinedUsers(roomID)
for i := range roomUsers {
// we already got a presence from this user
if _, ok := presences[roomUsers[i]]; ok {
continue
}
getPresenceForUsers = append(getPresenceForUsers, roomUsers[i])
}
}
return getPresenceForUsers, nil
}
func joinedRooms(res *types.Response, userID string) []string {
var roomIDs []string
for roomID, join := range res.Rooms.Join {