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Cross-signing fixes, notifications via sync, federation (#1974)

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* Initial work on signing key update EDUs

* Fix build

* Produce/consume EDUs

* Producer logging

* Only produce key change notifications for local users

* Better naming

* Try to notify sync

* Enable feature

* Use key change topic

* Don't bother verifying signatures, validate key lengths if we can, notifier fixes

* Copyright notices

* Remove tests from whitelist until matrix-org/sytest#1117

* Some review comment fixes

* Update to matrix-org/gomatrixserverlib@f9416ac

* Remove unneeded parameter
This commit is contained in:
Neil Alexander 2021-08-17 13:44:30 +01:00 • committed by GitHub
parent 8a4b90b7dd
commit ff21675c5b
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24 changed files with 556 additions and 254 deletions
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34
keyserver/producers/keychange.go
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@ -19,6 +19,7 @@ import (
"encoding/json"
"github.com/Shopify/sarama"
eduapi "github.com/matrix-org/dendrite/eduserver/api"
"github.com/matrix-org/dendrite/keyserver/api"
"github.com/matrix-org/dendrite/keyserver/storage"
"github.com/sirupsen/logrus"
@ -73,3 +74,36 @@ func (p *KeyChange) ProduceKeyChanges(keys []api.DeviceMessage) error {
}
return nil
}
func (p *KeyChange) ProduceSigningKeyUpdate(key eduapi.CrossSigningKeyUpdate) error {
var m sarama.ProducerMessage
output := &api.DeviceMessage{
Type: api.TypeCrossSigningUpdate,
OutputCrossSigningKeyUpdate: &eduapi.OutputCrossSigningKeyUpdate{
CrossSigningKeyUpdate: key,
},
}
value, err := json.Marshal(output)
if err != nil {
return err
}
m.Topic = string(p.Topic)
m.Key = sarama.StringEncoder(key.UserID)
m.Value = sarama.ByteEncoder(value)
partition, offset, err := p.Producer.SendMessage(&m)
if err != nil {
return err
}
err = p.DB.StoreKeyChange(context.Background(), partition, offset, key.UserID)
if err != nil {
return err
}
logrus.WithFields(logrus.Fields{
"user_id": key.UserID,
}).Infof("Produced to cross-signing update topic '%s'", p.Topic)
return nil
}