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Roomserver producers package (#2546)
* Give the roomserver a producers package * Change init point * Populate ACLs API * Fix build issues * `RoomEventProducer` naming
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,89 @@ | ||
| // Copyright 2022 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. | ||
|
|
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| package producers | ||
|
|
||
| import ( | ||
| "encoding/json" | ||
|
|
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| "github.com/matrix-org/dendrite/roomserver/acls" | ||
| "github.com/matrix-org/dendrite/roomserver/api" | ||
| "github.com/matrix-org/dendrite/setup/jetstream" | ||
| "github.com/nats-io/nats.go" | ||
| log "github.com/sirupsen/logrus" | ||
| "github.com/tidwall/gjson" | ||
| ) | ||
|
|
||
| var keyContentFields = map[string]string{ | ||
| "m.room.join_rules": "join_rule", | ||
| "m.room.history_visibility": "history_visibility", | ||
| "m.room.member": "membership", | ||
| } | ||
|
|
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| type RoomEventProducer struct { | ||
| Topic string | ||
| ACLs *acls.ServerACLs | ||
| JetStream nats.JetStreamContext | ||
| } | ||
|
|
||
| func (r *RoomEventProducer) ProduceRoomEvents(roomID string, updates []api.OutputEvent) error { | ||
| var err error | ||
| for _, update := range updates { | ||
| msg := &nats.Msg{ | ||
| Subject: r.Topic, | ||
| Header: nats.Header{}, | ||
| } | ||
| msg.Header.Set(jetstream.RoomID, roomID) | ||
| msg.Data, err = json.Marshal(update) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| logger := log.WithFields(log.Fields{ | ||
| "room_id": roomID, | ||
| "type": update.Type, | ||
| }) | ||
| if update.NewRoomEvent != nil { | ||
| eventType := update.NewRoomEvent.Event.Type() | ||
| logger = logger.WithFields(log.Fields{ | ||
| "event_type": eventType, | ||
| "event_id": update.NewRoomEvent.Event.EventID(), | ||
| "adds_state": len(update.NewRoomEvent.AddsStateEventIDs), | ||
| "removes_state": len(update.NewRoomEvent.RemovesStateEventIDs), | ||
| "send_as_server": update.NewRoomEvent.SendAsServer, | ||
| "sender": update.NewRoomEvent.Event.Sender(), | ||
| }) | ||
| if update.NewRoomEvent.Event.StateKey() != nil { | ||
| logger = logger.WithField("state_key", *update.NewRoomEvent.Event.StateKey()) | ||
| } | ||
| contentKey := keyContentFields[eventType] | ||
| if contentKey != "" { | ||
| value := gjson.GetBytes(update.NewRoomEvent.Event.Content(), contentKey) | ||
| if value.Exists() { | ||
| logger = logger.WithField("content_value", value.String()) | ||
| } | ||
| } | ||
|
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||
| if eventType == "m.room.server_acl" && update.NewRoomEvent.Event.StateKeyEquals("") { | ||
| ev := update.NewRoomEvent.Event.Unwrap() | ||
| defer r.ACLs.OnServerACLUpdate(ev) | ||
| } | ||
| } | ||
| logger.Tracef("Producing to topic '%s'", r.Topic) | ||
| if _, err := r.JetStream.PublishMsg(msg); err != nil { | ||
| logger.WithError(err).Errorf("Failed to produce to topic '%s': %s", r.Topic, err) | ||
| return err | ||
| } | ||
| } | ||
| return nil | ||
| } |
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