mirror of
https://github.com/1f349/dendrite.git
synced 2024-11-10 06:53:00 +00:00
108 lines
2.7 KiB
Go
108 lines
2.7 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 producers
|
|
|
|
import (
|
|
"context"
|
|
"encoding/json"
|
|
|
|
"github.com/matrix-org/dendrite/setup/jetstream"
|
|
"github.com/matrix-org/dendrite/userapi/api"
|
|
"github.com/matrix-org/dendrite/userapi/storage"
|
|
"github.com/nats-io/nats.go"
|
|
"github.com/sirupsen/logrus"
|
|
)
|
|
|
|
// KeyChange produces key change events for the sync API and federation sender to consume
|
|
type KeyChange struct {
|
|
Topic string
|
|
JetStream JetStreamPublisher
|
|
DB storage.KeyChangeDatabase
|
|
}
|
|
|
|
// ProduceKeyChanges creates new change events for each key
|
|
func (p *KeyChange) ProduceKeyChanges(keys []api.DeviceMessage) error {
|
|
userToDeviceCount := make(map[string]int)
|
|
for _, key := range keys {
|
|
id, err := p.DB.StoreKeyChange(context.Background(), key.UserID)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
key.DeviceChangeID = id
|
|
value, err := json.Marshal(key)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
m := &nats.Msg{
|
|
Subject: p.Topic,
|
|
Header: nats.Header{},
|
|
}
|
|
m.Header.Set(jetstream.UserID, key.UserID)
|
|
m.Data = value
|
|
|
|
_, err = p.JetStream.PublishMsg(m)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
userToDeviceCount[key.UserID]++
|
|
}
|
|
for userID, count := range userToDeviceCount {
|
|
logrus.WithFields(logrus.Fields{
|
|
"user_id": userID,
|
|
"num_key_changes": count,
|
|
}).Tracef("Produced to key change topic '%s'", p.Topic)
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func (p *KeyChange) ProduceSigningKeyUpdate(key api.CrossSigningKeyUpdate) error {
|
|
output := &api.DeviceMessage{
|
|
Type: api.TypeCrossSigningUpdate,
|
|
OutputCrossSigningKeyUpdate: &api.OutputCrossSigningKeyUpdate{
|
|
CrossSigningKeyUpdate: key,
|
|
},
|
|
}
|
|
|
|
id, err := p.DB.StoreKeyChange(context.Background(), key.UserID)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
output.DeviceChangeID = id
|
|
|
|
value, err := json.Marshal(output)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
m := &nats.Msg{
|
|
Subject: p.Topic,
|
|
Header: nats.Header{},
|
|
}
|
|
m.Header.Set(jetstream.UserID, key.UserID)
|
|
m.Data = value
|
|
|
|
_, err = p.JetStream.PublishMsg(m)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
logrus.WithFields(logrus.Fields{
|
|
"user_id": key.UserID,
|
|
}).Tracef("Produced to cross-signing update topic '%s'", p.Topic)
|
|
return nil
|
|
}
|