mirror of
https://github.com/tulir/mautrix-whatsapp
synced 2024-06-10 15:08:58 +02:00
Split forward backfilling and do it in one batch
Multiple batches is complicated, as it would require figuring out where the batch ended when handling the next batch of new-old messages.
This commit is contained in:
Tulir Asokan
parent
6b69ea707b
commit
331138bc6b
145
historysync.go
145
historysync.go
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@ -128,12 +128,12 @@ func (user *User) handleBackfillRequestsLoop(backfillRequests chan *database.Bac
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portal.Update()
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}
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user.createOrUpdatePortalAndBackfillWithLock(req, conv, portal)
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user.backfillInChunks(req, conv, portal)
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}
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}
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}
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func (user *User) createOrUpdatePortalAndBackfillWithLock(req *database.Backfill, conv *database.HistorySyncConversation, portal *Portal) {
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func (user *User) backfillInChunks(req *database.Backfill, conv *database.HistorySyncConversation, portal *Portal) {
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portal.backfillLock.Lock()
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defer portal.backfillLock.Unlock()
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@ -141,6 +141,22 @@ func (user *User) createOrUpdatePortalAndBackfillWithLock(req *database.Backfill
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return
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}
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var forwardPrevID id.EventID
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if req.BackfillType == database.BackfillForward {
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// TODO this overrides the TimeStart set when enqueuing the backfill
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// maybe the enqueue should instead include the prev event ID
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lastMessage := portal.bridge.DB.Message.GetLastInChat(portal.Key)
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forwardPrevID = lastMessage.MXID
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start := lastMessage.Timestamp.Add(1 * time.Second)
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req.TimeStart = &start
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} else {
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firstMessage := portal.bridge.DB.Message.GetFirstInChat(portal.Key)
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if firstMessage != nil && (req.TimeEnd == nil || firstMessage.Timestamp.Before(*req.TimeEnd)) {
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end := firstMessage.Timestamp.Add(-1 * time.Second)
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req.TimeEnd = &end
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user.log.Debugfln("Limiting backfill to end at %v", end)
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}
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}
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allMsgs := user.bridge.DB.HistorySyncQuery.GetMessagesBetween(user.MXID, conv.ConversationID, req.TimeStart, req.TimeEnd, req.MaxTotalEvents)
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if len(allMsgs) == 0 {
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user.log.Debugfln("Not backfilling %s: no bridgeable messages found", portal.Key.JID)
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@ -161,7 +177,7 @@ func (user *User) createOrUpdatePortalAndBackfillWithLock(req *database.Backfill
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var insertionEventIds []id.EventID
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for len(toBackfill) > 0 {
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var msgs []*waProto.WebMessageInfo
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if len(toBackfill) <= req.MaxBatchEvents {
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if len(toBackfill) <= req.MaxBatchEvents || req.MaxBatchEvents < 0 {
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msgs = toBackfill
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toBackfill = nil
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} else {
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@ -172,7 +188,10 @@ func (user *User) createOrUpdatePortalAndBackfillWithLock(req *database.Backfill
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if len(msgs) > 0 {
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time.Sleep(time.Duration(req.BatchDelay) * time.Second)
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user.log.Debugfln("Backfilling %d messages in %s (queue ID: %d)", len(msgs), portal.Key.JID, req.QueueID)
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insertionEventIds = append(insertionEventIds, portal.backfill(user, msgs)...)
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resp := portal.backfill(user, msgs, req.BackfillType == database.BackfillForward, forwardPrevID)
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if resp != nil {
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insertionEventIds = append(insertionEventIds, resp.BaseInsertionEventID)
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}
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}
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}
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user.log.Debugfln("Finished backfilling %d messages in %s (queue ID: %d)", len(allMsgs), portal.Key.JID, req.QueueID)
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@ -297,6 +316,7 @@ func (user *User) handleHistorySync(reCheckQueue chan bool, evt *waProto.History
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// Enqueue immediate backfills for the most recent messages first.
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user.EnqueueImmedateBackfills(portals)
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case waProto.HistorySync_FULL, waProto.HistorySync_RECENT:
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user.EnqueueForwardBackfills(portals)
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// Enqueue deferred backfills as configured.
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user.EnqueueDeferredBackfills(portals)
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user.EnqueueMediaBackfills(portals)
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@ -340,6 +360,18 @@ func (user *User) EnqueueDeferredBackfills(portals []*Portal) {
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}
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}
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func (user *User) EnqueueForwardBackfills(portals []*Portal) {
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for priority, portal := range portals {
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lastMsg := user.bridge.DB.Message.GetLastInChat(portal.Key)
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if lastMsg == nil {
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continue
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}
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backfill := user.bridge.DB.BackfillQuery.NewWithValues(
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user.MXID, database.BackfillForward, priority, &portal.Key, &lastMsg.Timestamp, nil, -1, -1, 0)
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backfill.Insert()
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}
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}
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func (user *User) EnqueueMediaBackfills(portals []*Portal) {
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numPortals := len(portals)
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for stageIdx, backfillStage := range user.bridge.Config.Bridge.HistorySync.Media {
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@ -367,16 +399,26 @@ var (
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HistorySyncMarker = event.Type{Type: "org.matrix.msc2716.marker", Class: event.MessageEventType}
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)
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func (portal *Portal) backfill(source *User, messages []*waProto.WebMessageInfo) []id.EventID {
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var historyBatch, newBatch mautrix.ReqBatchSend
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var historyBatchInfos, newBatchInfos []*wrappedInfo
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func (portal *Portal) backfill(source *User, messages []*waProto.WebMessageInfo, isForward bool, prevEventID id.EventID) *mautrix.RespBatchSend {
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var req mautrix.ReqBatchSend
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var infos []*wrappedInfo
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firstMsgTimestamp := time.Unix(int64(messages[len(messages)-1].GetMessageTimestamp()), 0)
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if !isForward {
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if portal.FirstEventID != "" || portal.NextBatchID != "" {
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req.PrevEventID = portal.FirstEventID
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req.BatchID = portal.NextBatchID
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} else {
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portal.log.Warnfln("Can't backfill %d messages through %s to chat: first event ID not known", len(messages), source.MXID)
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return nil
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}
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} else {
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req.PrevEventID = prevEventID
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}
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historyBatch.StateEventsAtStart = make([]*event.Event, 0)
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newBatch.StateEventsAtStart = make([]*event.Event, 0)
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beforeFirstMessageTimestampMillis := (int64(messages[len(messages)-1].GetMessageTimestamp()) * 1000) - 1
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req.StateEventsAtStart = make([]*event.Event, 0)
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addedMembers := make(map[id.UserID]*event.MemberEventContent)
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addedMembers := make(map[id.UserID]struct{})
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addMember := func(puppet *Puppet) {
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if _, alreadyAdded := addedMembers[puppet.MXID]; alreadyAdded {
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return
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@ -389,41 +431,23 @@ func (portal *Portal) backfill(source *User, messages []*waProto.WebMessageInfo)
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}
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inviteContent := content
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inviteContent.Membership = event.MembershipInvite
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historyBatch.StateEventsAtStart = append(historyBatch.StateEventsAtStart, &event.Event{
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req.StateEventsAtStart = append(req.StateEventsAtStart, &event.Event{
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Type: event.StateMember,
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Sender: portal.MainIntent().UserID,
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StateKey: &mxid,
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Timestamp: firstMsgTimestamp.UnixMilli(),
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Timestamp: beforeFirstMessageTimestampMillis,
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Content: event.Content{Parsed: &inviteContent},
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}, &event.Event{
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Type: event.StateMember,
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Sender: puppet.MXID,
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StateKey: &mxid,
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Timestamp: firstMsgTimestamp.UnixMilli(),
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Timestamp: beforeFirstMessageTimestampMillis,
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Content: event.Content{Parsed: &content},
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})
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addedMembers[puppet.MXID] = &content
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addedMembers[puppet.MXID] = struct{}{}
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}
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firstMessage := portal.bridge.DB.Message.GetFirstInChat(portal.Key)
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lastMessage := portal.bridge.DB.Message.GetLastInChat(portal.Key)
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var historyMaxTs, newMinTs time.Time
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if portal.FirstEventID != "" || portal.NextBatchID != "" {
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historyBatch.PrevEventID = portal.FirstEventID
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historyBatch.BatchID = portal.NextBatchID
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if firstMessage == nil && lastMessage == nil {
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historyMaxTs = time.Now()
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} else {
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historyMaxTs = firstMessage.Timestamp
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}
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}
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if lastMessage != nil {
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newBatch.PrevEventID = lastMessage.MXID
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newMinTs = lastMessage.Timestamp
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}
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portal.log.Debugfln("Processing backfill with %d messages", len(messages))
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portal.log.Infofln("Processing history sync with %d messages (forward: %t)", len(messages), isForward)
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// The messages are ordered newest to oldest, so iterate them in reverse order.
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for i := len(messages) - 1; i >= 0; i-- {
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webMsg := messages[i]
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@ -446,15 +470,6 @@ func (portal *Portal) backfill(source *User, messages []*waProto.WebMessageInfo)
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if info == nil {
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continue
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}
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var batch *mautrix.ReqBatchSend
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var infos *[]*wrappedInfo
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if !historyMaxTs.IsZero() && info.Timestamp.Before(historyMaxTs) {
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batch, infos = &historyBatch, &historyBatchInfos
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} else if !newMinTs.IsZero() && info.Timestamp.After(newMinTs) {
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batch, infos = &newBatch, &newBatchInfos
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} else {
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continue
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}
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if webMsg.GetPushName() != "" && webMsg.GetPushName() != "-" {
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existingContact, _ := source.Client.Store.Contacts.GetContact(info.Sender)
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if !existingContact.Found || existingContact.PushName == "" {
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@ -484,13 +499,18 @@ func (portal *Portal) backfill(source *User, messages []*waProto.WebMessageInfo)
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if len(converted.ReplyTo) > 0 {
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portal.SetReply(converted.Content, converted.ReplyTo)
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}
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err := portal.appendBatchEvents(converted, info, webMsg.GetEphemeralStartTimestamp(), &batch.Events, infos)
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err := portal.appendBatchEvents(converted, info, webMsg.GetEphemeralStartTimestamp(), &req.Events, &infos)
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if err != nil {
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portal.log.Errorfln("Error handling message %s during backfill: %v", info.ID, err)
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}
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}
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portal.log.Infofln("Made %d Matrix events from messages in batch", len(req.Events))
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if (len(historyBatch.Events) > 0 && len(historyBatch.BatchID) == 0) || len(newBatch.Events) > 0 {
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if len(req.Events) == 0 {
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return nil
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}
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if len(req.BatchID) == 0 || isForward {
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portal.log.Debugln("Sending a dummy event to avoid forward extremity errors with backfill")
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_, err := portal.MainIntent().SendMessageEvent(portal.MXID, PreBackfillDummyEvent, struct{}{})
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if err != nil {
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@ -498,33 +518,16 @@ func (portal *Portal) backfill(source *User, messages []*waProto.WebMessageInfo)
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}
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}
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var insertionEventIds []id.EventID
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if len(historyBatch.Events) > 0 && len(historyBatch.PrevEventID) > 0 {
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portal.log.Infofln("Sending %d historical messages...", len(historyBatch.Events))
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historyResp, err := portal.MainIntent().BatchSend(portal.MXID, &historyBatch)
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if err != nil {
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portal.log.Errorln("Error sending batch of historical messages:", err)
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} else {
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insertionEventIds = append(insertionEventIds, historyResp.BaseInsertionEventID)
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portal.finishBatch(historyResp.EventIDs, historyBatchInfos)
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portal.NextBatchID = historyResp.NextBatchID
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portal.Update()
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}
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resp, err := portal.MainIntent().BatchSend(portal.MXID, &req)
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if err != nil {
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portal.log.Errorln("Error batch sending messages:", err)
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return nil
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} else {
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portal.finishBatch(resp.EventIDs, infos)
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portal.NextBatchID = resp.NextBatchID
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portal.Update()
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return resp
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}
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if len(newBatch.Events) > 0 && len(newBatch.PrevEventID) > 0 {
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portal.log.Infofln("Sending %d new messages...", len(newBatch.Events))
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newResp, err := portal.MainIntent().BatchSend(portal.MXID, &newBatch)
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if err != nil {
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portal.log.Errorln("Error sending batch of new messages:", err)
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} else {
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insertionEventIds = append(insertionEventIds, newResp.BaseInsertionEventID)
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portal.finishBatch(newResp.EventIDs, newBatchInfos)
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}
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}
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return insertionEventIds
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}
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func (portal *Portal) parseWebMessageInfo(source *User, webMsg *waProto.WebMessageInfo) *types.MessageInfo {
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