mirror of
https://github.com/matrix-org/dendrite
synced 2024-09-08 20:25:36 +02:00
145 lines
5.1 KiB
Go
145 lines
5.1 KiB
Go
// Copyright 2020 The Matrix.org Foundation C.I.C.
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package consumers
|
|
|
|
import (
|
|
"context"
|
|
"encoding/json"
|
|
|
|
"github.com/getsentry/sentry-go"
|
|
"github.com/matrix-org/gomatrixserverlib"
|
|
"github.com/matrix-org/util"
|
|
"github.com/nats-io/nats.go"
|
|
log "github.com/sirupsen/logrus"
|
|
"github.com/tidwall/gjson"
|
|
|
|
keyapi "github.com/matrix-org/dendrite/keyserver/api"
|
|
"github.com/matrix-org/dendrite/setup/config"
|
|
"github.com/matrix-org/dendrite/setup/jetstream"
|
|
"github.com/matrix-org/dendrite/setup/process"
|
|
"github.com/matrix-org/dendrite/syncapi/notifier"
|
|
"github.com/matrix-org/dendrite/syncapi/storage"
|
|
"github.com/matrix-org/dendrite/syncapi/streams"
|
|
"github.com/matrix-org/dendrite/syncapi/types"
|
|
)
|
|
|
|
// OutputSendToDeviceEventConsumer consumes events that originated in the EDU server.
|
|
type OutputSendToDeviceEventConsumer struct {
|
|
ctx context.Context
|
|
jetstream nats.JetStreamContext
|
|
durable string
|
|
topic string
|
|
db storage.Database
|
|
keyAPI keyapi.SyncKeyAPI
|
|
isLocalServerName func(gomatrixserverlib.ServerName) bool
|
|
stream streams.StreamProvider
|
|
notifier *notifier.Notifier
|
|
}
|
|
|
|
// NewOutputSendToDeviceEventConsumer creates a new OutputSendToDeviceEventConsumer.
|
|
// Call Start() to begin consuming from the EDU server.
|
|
func NewOutputSendToDeviceEventConsumer(
|
|
process *process.ProcessContext,
|
|
cfg *config.SyncAPI,
|
|
js nats.JetStreamContext,
|
|
store storage.Database,
|
|
keyAPI keyapi.SyncKeyAPI,
|
|
notifier *notifier.Notifier,
|
|
stream streams.StreamProvider,
|
|
) *OutputSendToDeviceEventConsumer {
|
|
return &OutputSendToDeviceEventConsumer{
|
|
ctx: process.Context(),
|
|
jetstream: js,
|
|
topic: cfg.Matrix.JetStream.Prefixed(jetstream.OutputSendToDeviceEvent),
|
|
durable: cfg.Matrix.JetStream.Durable("SyncAPISendToDeviceConsumer"),
|
|
db: store,
|
|
keyAPI: keyAPI,
|
|
isLocalServerName: cfg.Matrix.IsLocalServerName,
|
|
notifier: notifier,
|
|
stream: stream,
|
|
}
|
|
}
|
|
|
|
// Start consuming send-to-device events.
|
|
func (s *OutputSendToDeviceEventConsumer) Start() error {
|
|
return jetstream.JetStreamConsumer(
|
|
s.ctx, s.jetstream, s.topic, s.durable, 1,
|
|
s.onMessage, nats.DeliverAll(), nats.ManualAck(),
|
|
)
|
|
}
|
|
|
|
func (s *OutputSendToDeviceEventConsumer) onMessage(ctx context.Context, msgs []*nats.Msg) bool {
|
|
msg := msgs[0] // Guaranteed to exist if onMessage is called
|
|
userID := msg.Header.Get(jetstream.UserID)
|
|
_, domain, err := gomatrixserverlib.SplitID('@', userID)
|
|
if err != nil {
|
|
sentry.CaptureException(err)
|
|
log.WithError(err).Errorf("send-to-device: failed to split user id, dropping message")
|
|
return true
|
|
}
|
|
if !s.isLocalServerName(domain) {
|
|
log.Tracef("ignoring send-to-device event with destination %s", domain)
|
|
return true
|
|
}
|
|
|
|
var output types.OutputSendToDeviceEvent
|
|
if err = json.Unmarshal(msg.Data, &output); err != nil {
|
|
// If the message was invalid, log it and move on to the next message in the stream
|
|
log.WithError(err).Errorf("send-to-device: message parse failure")
|
|
sentry.CaptureException(err)
|
|
return true
|
|
}
|
|
|
|
logger := util.GetLogger(context.TODO()).WithFields(log.Fields{
|
|
"sender": output.Sender,
|
|
"user_id": output.UserID,
|
|
"device_id": output.DeviceID,
|
|
"event_type": output.Type,
|
|
})
|
|
logger.Debugf("sync API received send-to-device event from the clientapi/federationsender")
|
|
|
|
// Check we actually got the requesting device in our store, if we receive a room key request
|
|
if output.Type == "m.room_key_request" {
|
|
requestingDeviceID := gjson.GetBytes(output.SendToDeviceEvent.Content, "requesting_device_id").Str
|
|
_, senderDomain, _ := gomatrixserverlib.SplitID('@', output.Sender)
|
|
if requestingDeviceID != "" && !s.isLocalServerName(senderDomain) {
|
|
// Mark the requesting device as stale, if we don't know about it.
|
|
if err = s.keyAPI.PerformMarkAsStaleIfNeeded(ctx, &keyapi.PerformMarkAsStaleRequest{
|
|
UserID: output.Sender, Domain: senderDomain, DeviceID: requestingDeviceID,
|
|
}, &struct{}{}); err != nil {
|
|
logger.WithError(err).Errorf("failed to mark as stale if needed")
|
|
return false
|
|
}
|
|
}
|
|
}
|
|
|
|
streamPos, err := s.db.StoreNewSendForDeviceMessage(
|
|
s.ctx, output.UserID, output.DeviceID, output.SendToDeviceEvent,
|
|
)
|
|
if err != nil {
|
|
sentry.CaptureException(err)
|
|
log.WithError(err).Errorf("send-to-device: failed to store message")
|
|
return false
|
|
}
|
|
|
|
s.stream.Advance(streamPos)
|
|
s.notifier.OnNewSendToDevice(
|
|
output.UserID,
|
|
[]string{output.DeviceID},
|
|
types.StreamingToken{SendToDevicePosition: streamPos},
|
|
)
|
|
|
|
return true
|
|
}
|