mirror of
https://github.com/matrix-org/dendrite.git
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128 lines
3.8 KiB
Go
128 lines
3.8 KiB
Go
// Copyright 2022 The Matrix.org Foundation C.I.C.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package consumers
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import (
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"context"
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"github.com/matrix-org/gomatrixserverlib"
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"github.com/nats-io/nats.go"
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log "github.com/sirupsen/logrus"
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"github.com/matrix-org/dendrite/internal/pushgateway"
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"github.com/matrix-org/dendrite/userapi/storage"
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"github.com/matrix-org/dendrite/setup/config"
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"github.com/matrix-org/dendrite/setup/jetstream"
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"github.com/matrix-org/dendrite/setup/process"
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"github.com/matrix-org/dendrite/userapi/producers"
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"github.com/matrix-org/dendrite/userapi/util"
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)
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// OutputReceiptEventConsumer consumes events that originated in the clientAPI.
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type OutputReceiptEventConsumer struct {
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ctx context.Context
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jetstream nats.JetStreamContext
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durable string
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topic string
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db storage.UserDatabase
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serverName gomatrixserverlib.ServerName
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syncProducer *producers.SyncAPI
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pgClient pushgateway.Client
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}
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// NewOutputReceiptEventConsumer creates a new OutputReceiptEventConsumer.
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// Call Start() to begin consuming from the EDU server.
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func NewOutputReceiptEventConsumer(
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process *process.ProcessContext,
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cfg *config.UserAPI,
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js nats.JetStreamContext,
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store storage.UserDatabase,
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syncProducer *producers.SyncAPI,
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pgClient pushgateway.Client,
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) *OutputReceiptEventConsumer {
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return &OutputReceiptEventConsumer{
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ctx: process.Context(),
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jetstream: js,
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topic: cfg.Matrix.JetStream.Prefixed(jetstream.OutputReceiptEvent),
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durable: cfg.Matrix.JetStream.Durable("UserAPIReceiptConsumer"),
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db: store,
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serverName: cfg.Matrix.ServerName,
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syncProducer: syncProducer,
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pgClient: pgClient,
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}
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}
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// Start consuming receipts events.
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func (s *OutputReceiptEventConsumer) Start() error {
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return jetstream.JetStreamConsumer(
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s.ctx, s.jetstream, s.topic, s.durable, 1,
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s.onMessage, nats.DeliverAll(), nats.ManualAck(),
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)
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}
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func (s *OutputReceiptEventConsumer) onMessage(ctx context.Context, msgs []*nats.Msg) bool {
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msg := msgs[0] // Guaranteed to exist if onMessage is called
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userID := msg.Header.Get(jetstream.UserID)
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roomID := msg.Header.Get(jetstream.RoomID)
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readPos := msg.Header.Get(jetstream.EventID)
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evType := msg.Header.Get("type")
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if readPos == "" || (evType != "m.read" && evType != "m.read.private") {
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return true
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}
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log := log.WithFields(log.Fields{
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"room_id": roomID,
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"user_id": userID,
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})
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localpart, domain, err := gomatrixserverlib.SplitID('@', userID)
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if err != nil {
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log.WithError(err).Error("userapi clientapi consumer: SplitID failure")
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return true
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}
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if domain != s.serverName {
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return true
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}
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metadata, err := msg.Metadata()
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if err != nil {
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return false
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}
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updated, err := s.db.SetNotificationsRead(ctx, localpart, domain, roomID, uint64(gomatrixserverlib.AsTimestamp(metadata.Timestamp)), true)
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if err != nil {
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log.WithError(err).Error("userapi EDU consumer")
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return false
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}
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if err = s.syncProducer.GetAndSendNotificationData(ctx, userID, roomID); err != nil {
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log.WithError(err).Error("userapi EDU consumer: GetAndSendNotificationData failed")
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return false
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}
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if !updated {
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return true
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}
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if err = util.NotifyUserCountsAsync(ctx, s.pgClient, localpart, domain, s.db); err != nil {
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log.WithError(err).Error("userapi EDU consumer: NotifyUserCounts failed")
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return false
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}
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return true
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}
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