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Optimise servers to backfill from (#1485)

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- Prefer perspective servers if they are in the room.
- Limit the number of backfill servers to 5 to avoid taking too long.
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Kegsay 2020-10-06 18:09:02 +01:00 • committed by GitHub
parent 4feff8e8d9
commit 0f7e707f39
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3 changed files with 58 additions and 22 deletions
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34
roomserver/internal/api.go
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@ -26,28 +26,30 @@ type RoomserverInternalAPI struct {
*perform.Leaver
*perform.Publisher
*perform.Backfiller
DB storage.Database
Cfg *config.RoomServer
Producer sarama.SyncProducer
Cache caching.RoomServerCaches
ServerName gomatrixserverlib.ServerName
KeyRing gomatrixserverlib.JSONVerifier
fsAPI fsAPI.FederationSenderInternalAPI
OutputRoomEventTopic string // Kafka topic for new output room events
DB storage.Database
Cfg *config.RoomServer
Producer sarama.SyncProducer
Cache caching.RoomServerCaches
ServerName gomatrixserverlib.ServerName
KeyRing gomatrixserverlib.JSONVerifier
fsAPI fsAPI.FederationSenderInternalAPI
OutputRoomEventTopic string // Kafka topic for new output room events
PerspectiveServerNames []gomatrixserverlib.ServerName
}
func NewRoomserverAPI(
cfg *config.RoomServer, roomserverDB storage.Database, producer sarama.SyncProducer,
outputRoomEventTopic string, caches caching.RoomServerCaches,
keyRing gomatrixserverlib.JSONVerifier,
keyRing gomatrixserverlib.JSONVerifier, perspectiveServerNames []gomatrixserverlib.ServerName,
) *RoomserverInternalAPI {
serverACLs := acls.NewServerACLs(roomserverDB)
a := &RoomserverInternalAPI{
DB: roomserverDB,
Cfg: cfg,
Cache: caches,
ServerName: cfg.Matrix.ServerName,
KeyRing: keyRing,
DB: roomserverDB,
Cfg: cfg,
Cache: caches,
ServerName: cfg.Matrix.ServerName,
PerspectiveServerNames: perspectiveServerNames,
KeyRing: keyRing,
Queryer: &query.Queryer{
DB: roomserverDB,
Cache: caches,
@ -105,6 +107,10 @@ func (r *RoomserverInternalAPI) SetFederationSenderAPI(fsAPI fsAPI.FederationSen
DB: r.DB,
FSAPI: r.fsAPI,
KeyRing: r.KeyRing,
// Perspective servers are trusted to not lie about server keys, so we will also
// prefer these servers when backfilling (assuming they are in the room) rather
// than trying random servers
PreferServers: r.PerspectiveServerNames,
}
}