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dendrite/keyserver/producers/keychange.go
S7evinK 49dc49b232
Remove eduserver (#2306)
* Move receipt sending to own JetStream producer

* Move SendToDevice to producer

* Remove most parts of the EDU server

* Fix SendToDevice & copyrights

* Move structs, cleanup EDU Server traces

* Use HeadersOnly subscription

* Missing file

* Fix linter issues

* Move consumers to own files

* Rename durable consumer; Consumer cleanup

* Docs/config cleanup
2022-03-29 14:14:35 +02:00

107 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/keyserver/api"
"github.com/matrix-org/dendrite/keyserver/storage"
"github.com/matrix-org/dendrite/setup/jetstream"
"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 nats.JetStreamContext
DB storage.Database
}
// 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
}