400 lines
16 KiB
Go
400 lines
16 KiB
Go
package roomserver
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import (
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"bytes"
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"context"
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"crypto/ed25519"
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"encoding/json"
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"fmt"
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"os"
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"reflect"
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"testing"
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"time"
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"github.com/Shopify/sarama"
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"github.com/matrix-org/dendrite/internal/caching"
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"github.com/matrix-org/dendrite/internal/config"
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"github.com/matrix-org/dendrite/internal/setup"
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"github.com/matrix-org/dendrite/internal/test"
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"github.com/matrix-org/dendrite/roomserver/api"
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"github.com/matrix-org/gomatrixserverlib"
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)
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const (
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testOrigin = gomatrixserverlib.ServerName("kaer.morhen")
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// we have to use an on-disk DB because we open multiple connections due to the *Updater structs.
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// Using :memory: results in a brand new DB for each open connection, and sharing memory via
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// ?cache=shared just allows read-only sharing, so writes to the database on other connections are lost.
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roomserverDBFileURI = "file:roomserver_test.db"
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roomserverDBFilePath = "./roomserver_test.db"
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)
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var (
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ctx = context.Background()
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)
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type dummyProducer struct {
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topic string
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producedMessages []*api.OutputEvent
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}
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// SendMessage produces a given message, and returns only when it either has
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// succeeded or failed to produce. It will return the partition and the offset
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// of the produced message, or an error if the message failed to produce.
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func (p *dummyProducer) SendMessage(msg *sarama.ProducerMessage) (partition int32, offset int64, err error) {
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if msg.Topic != p.topic {
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return 0, 0, nil
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}
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be := msg.Value.(sarama.ByteEncoder)
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b := json.RawMessage(be)
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fmt.Println("SENDING >>>>>>>> ", string(b))
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var out api.OutputEvent
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err = json.Unmarshal(b, &out)
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if err != nil {
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return 0, 0, err
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}
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p.producedMessages = append(p.producedMessages, &out)
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return 0, 0, nil
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}
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// SendMessages produces a given set of messages, and returns only when all
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// messages in the set have either succeeded or failed. Note that messages
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// can succeed and fail individually; if some succeed and some fail,
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// SendMessages will return an error.
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func (p *dummyProducer) SendMessages(msgs []*sarama.ProducerMessage) error {
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for _, m := range msgs {
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p.SendMessage(m)
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}
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return nil
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}
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// Close shuts down the producer and waits for any buffered messages to be
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// flushed. You must call this function before a producer object passes out of
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// scope, as it may otherwise leak memory. You must call this before calling
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// Close on the underlying client.
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func (p *dummyProducer) Close() error {
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return nil
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}
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func deleteDatabase() {
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err := os.Remove(roomserverDBFilePath)
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if err != nil {
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fmt.Printf("failed to delete database %s: %s\n", roomserverDBFilePath, err)
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}
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}
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type fledglingEvent struct {
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Type string
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StateKey *string
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Content interface{}
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Sender string
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RoomID string
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}
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func mustCreateEvents(t *testing.T, roomVer gomatrixserverlib.RoomVersion, events []fledglingEvent) (result []gomatrixserverlib.HeaderedEvent) {
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t.Helper()
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depth := int64(1)
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seed := make([]byte, ed25519.SeedSize) // zero seed
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key := ed25519.NewKeyFromSeed(seed)
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var prevs []string
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roomState := make(map[gomatrixserverlib.StateKeyTuple]string) // state -> event ID
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for _, ev := range events {
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eb := gomatrixserverlib.EventBuilder{
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Sender: ev.Sender,
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Depth: depth,
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Type: ev.Type,
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StateKey: ev.StateKey,
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RoomID: ev.RoomID,
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PrevEvents: prevs,
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}
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err := eb.SetContent(ev.Content)
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if err != nil {
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t.Fatalf("mustCreateEvent: failed to marshal event content %+v", ev.Content)
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}
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stateNeeded, err := gomatrixserverlib.StateNeededForEventBuilder(&eb)
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if err != nil {
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t.Fatalf("mustCreateEvent: failed to work out auth_events : %s", err)
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}
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var authEvents []string
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for _, tuple := range stateNeeded.Tuples() {
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eventID := roomState[tuple]
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if eventID != "" {
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authEvents = append(authEvents, eventID)
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}
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}
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eb.AuthEvents = authEvents
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signedEvent, err := eb.Build(time.Now(), testOrigin, "ed25519:test", key, roomVer)
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if err != nil {
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t.Fatalf("mustCreateEvent: failed to sign event: %s", err)
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}
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depth++
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prevs = []string{signedEvent.EventID()}
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if ev.StateKey != nil {
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roomState[gomatrixserverlib.StateKeyTuple{
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EventType: ev.Type,
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StateKey: *ev.StateKey,
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}] = signedEvent.EventID()
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}
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result = append(result, signedEvent.Headered(roomVer))
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}
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return
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}
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func mustLoadRawEvents(t *testing.T, ver gomatrixserverlib.RoomVersion, events []json.RawMessage) []gomatrixserverlib.HeaderedEvent {
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t.Helper()
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hs := make([]gomatrixserverlib.HeaderedEvent, len(events))
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for i := range events {
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e, err := gomatrixserverlib.NewEventFromTrustedJSON(events[i], false, ver)
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if err != nil {
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t.Fatalf("cannot load test data: " + err.Error())
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}
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h := e.Headered(ver)
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hs[i] = h
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}
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return hs
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}
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func mustCreateRoomserverAPI(t *testing.T) (api.RoomserverInternalAPI, *dummyProducer) {
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t.Helper()
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cfg := &config.Dendrite{}
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cfg.Defaults()
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cfg.Global.ServerName = testOrigin
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cfg.Global.Kafka.UseNaffka = true
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cfg.RoomServer.Database.ConnectionString = config.DataSource(roomserverDBFileURI)
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dp := &dummyProducer{
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topic: cfg.Global.Kafka.TopicFor(config.TopicOutputRoomEvent),
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}
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cache, err := caching.NewInMemoryLRUCache(false)
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if err != nil {
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t.Fatalf("failed to make caches: %s", err)
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}
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base := &setup.BaseDendrite{
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KafkaProducer: dp,
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Caches: cache,
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Cfg: cfg,
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}
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return NewInternalAPI(base, &test.NopJSONVerifier{}), dp
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}
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func mustSendEvents(t *testing.T, ver gomatrixserverlib.RoomVersion, events []json.RawMessage) (api.RoomserverInternalAPI, *dummyProducer, []gomatrixserverlib.HeaderedEvent) {
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t.Helper()
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rsAPI, dp := mustCreateRoomserverAPI(t)
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hevents := mustLoadRawEvents(t, ver, events)
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if err := api.SendEvents(ctx, rsAPI, hevents, testOrigin, nil); err != nil {
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t.Errorf("failed to SendEvents: %s", err)
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}
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return rsAPI, dp, hevents
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}
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func TestOutputRedactedEvent(t *testing.T) {
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redactionEvents := []json.RawMessage{
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// create event
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[]byte(`{"auth_events":[],"content":{"creator":"@userid:kaer.morhen"},"depth":0,"event_id":"$N4us6vqqq3RjvpKd:kaer.morhen","hashes":{"sha256":"WTdrCn/YsiounXcJPsLP8xT0ZjHiO5Ov0NvXYmK2onE"},"origin":"kaer.morhen","origin_server_ts":0,"prev_events":[],"prev_state":[],"room_id":"!roomid:kaer.morhen","sender":"@userid:kaer.morhen","signatures":{"kaer.morhen":{"ed25519:auto":"9+5JcpaN5b5KlHYHGp6r+GoNDH98lbfzGYwjfxensa5C5D/bDACaYnMDLnhwsHOE5nxgI+jT/GV271pz6PMSBQ"}},"state_key":"","type":"m.room.create"}`),
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// join event
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[]byte(`{"auth_events":[["$N4us6vqqq3RjvpKd:kaer.morhen",{"sha256":"SylirfgfXFhscZL7p10NmOa1nFFEckiwz0lAideQMIM"}]],"content":{"membership":"join"},"depth":1,"event_id":"$6sUiGPQ0a3tqYGKo:kaer.morhen","hashes":{"sha256":"eYVBC7RO+FlxRyW1aXYf/ad4Dzi7T93tArdGw3r4RwQ"},"origin":"kaer.morhen","origin_server_ts":0,"prev_events":[["$N4us6vqqq3RjvpKd:kaer.morhen",{"sha256":"SylirfgfXFhscZL7p10NmOa1nFFEckiwz0lAideQMIM"}]],"prev_state":[],"room_id":"!roomid:kaer.morhen","sender":"@userid:kaer.morhen","signatures":{"kaer.morhen":{"ed25519:auto":"tiDBTPFa53YMfHiupX3vSRE/ZcCiCjmGt7gDpIpDpwZapeays5Vqqcqb7KiywrDldpTkrrdJBAw2jXcq6ZyhDw"}},"state_key":"@userid:kaer.morhen","type":"m.room.member"}`),
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// room name
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[]byte(`{"auth_events":[["$N4us6vqqq3RjvpKd:kaer.morhen",{"sha256":"SylirfgfXFhscZL7p10NmOa1nFFEckiwz0lAideQMIM"}],["$6sUiGPQ0a3tqYGKo:kaer.morhen",{"sha256":"IS4HSMqpqVUGh1Z3qgC99YcaizjCoO4yFhYYe8j53IE"}]],"content":{"name":"My Room Name"},"depth":2,"event_id":"$VC1zZ9YWwuUbSNHD:kaer.morhen","hashes":{"sha256":"bpqTkfLx6KHzWz7/wwpsXnXwJWEGW14aV63ffexzDFg"},"origin":"kaer.morhen","origin_server_ts":0,"prev_events":[["$6sUiGPQ0a3tqYGKo:kaer.morhen",{"sha256":"IS4HSMqpqVUGh1Z3qgC99YcaizjCoO4yFhYYe8j53IE"}]],"prev_state":[],"room_id":"!roomid:kaer.morhen","sender":"@userid:kaer.morhen","signatures":{"kaer.morhen":{"ed25519:auto":"mhJZ3X4bAKrF/T0mtPf1K2Tmls0h6xGY1IPDpJ/SScQBqDlu3HQR2BPa7emqj5bViyLTWVNh+ZCpzx/6STTrAg"}},"state_key":"","type":"m.room.name"}`),
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// redact room name
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[]byte(`{"auth_events":[["$N4us6vqqq3RjvpKd:kaer.morhen",{"sha256":"SylirfgfXFhscZL7p10NmOa1nFFEckiwz0lAideQMIM"}],["$6sUiGPQ0a3tqYGKo:kaer.morhen",{"sha256":"IS4HSMqpqVUGh1Z3qgC99YcaizjCoO4yFhYYe8j53IE"}]],"content":{"reason":"Spamming"},"depth":3,"event_id":"$tJI0pE3b8u9UMYpT:kaer.morhen","hashes":{"sha256":"/3TStqa5SQqYaEtl7ajEvSRvu6d12MMKfICUzrBpd2Q"},"origin":"kaer.morhen","origin_server_ts":0,"prev_events":[["$VC1zZ9YWwuUbSNHD:kaer.morhen",{"sha256":"+l8cNa7syvm0EF7CAmQRlYknLEMjivnI4FLhB/TUBEY"}]],"redacts":"$VC1zZ9YWwuUbSNHD:kaer.morhen","room_id":"!roomid:kaer.morhen","sender":"@userid:kaer.morhen","signatures":{"kaer.morhen":{"ed25519:auto":"QBOh+amf0vTJbm6+9VwAcR9uJviBIor2KON0Y7+EyQx5YbUZEzW1HPeJxarLIHBcxMzgOVzjuM+StzjbUgDzAg"}},"type":"m.room.redaction"}`),
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// message
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[]byte(`{"auth_events":[["$N4us6vqqq3RjvpKd:kaer.morhen",{"sha256":"SylirfgfXFhscZL7p10NmOa1nFFEckiwz0lAideQMIM"}],["$6sUiGPQ0a3tqYGKo:kaer.morhen",{"sha256":"IS4HSMqpqVUGh1Z3qgC99YcaizjCoO4yFhYYe8j53IE"}]],"content":{"body":"Test Message"},"depth":4,"event_id":"$o8KHsgSIYbJrddnd:kaer.morhen","hashes":{"sha256":"IE/rGVlKOpiGWeIo887g1CK1drYqcWDZhL6THZHkJ1c"},"origin":"kaer.morhen","origin_server_ts":0,"prev_events":[["$tJI0pE3b8u9UMYpT:kaer.morhen",{"sha256":"zvmwyXuDox7jpA16JRH6Fc1zbfQht2tpkBbMTUOi3Jw"}]],"room_id":"!roomid:kaer.morhen","sender":"@userid:kaer.morhen","signatures":{"kaer.morhen":{"ed25519:auto":"/3z+pJjiJXWhwfqIEzmNksvBHCoXTktK/y0rRuWJXw6i1+ygRG/suDCKhFuuz6gPapRmEMPVILi2mJqHHXPKAg"}},"type":"m.room.message"}`),
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// redact previous message
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[]byte(`{"auth_events":[["$N4us6vqqq3RjvpKd:kaer.morhen",{"sha256":"SylirfgfXFhscZL7p10NmOa1nFFEckiwz0lAideQMIM"}],["$6sUiGPQ0a3tqYGKo:kaer.morhen",{"sha256":"IS4HSMqpqVUGh1Z3qgC99YcaizjCoO4yFhYYe8j53IE"}]],"content":{"reason":"Spamming more"},"depth":5,"event_id":"$UpsE8belb2gJItJG:kaer.morhen","hashes":{"sha256":"zU8PWJOld/I7OtjdpltFSKC+DMNm2ZyEXAHcprsafD0"},"origin":"kaer.morhen","origin_server_ts":0,"prev_events":[["$o8KHsgSIYbJrddnd:kaer.morhen",{"sha256":"UgjMuCFXH4warIjKuwlRq9zZ6dSJrZWCd+CkqtgLSHM"}]],"redacts":"$o8KHsgSIYbJrddnd:kaer.morhen","room_id":"!roomid:kaer.morhen","sender":"@userid:kaer.morhen","signatures":{"kaer.morhen":{"ed25519:auto":"zxFGr/7aGOzqOEN6zRNrBpFkkMnfGFPbCteYL33wC+PycBPIK+2WRa5qlAR2+lcLiK3HjIzwRYkKNsVFTqvRAw"}},"type":"m.room.redaction"}`),
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}
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var redactedOutputs []api.OutputEvent
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deleteDatabase()
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_, producer, hevents := mustSendEvents(t, gomatrixserverlib.RoomVersionV1, redactionEvents)
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defer deleteDatabase()
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for _, msg := range producer.producedMessages {
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if msg.Type == api.OutputTypeRedactedEvent {
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redactedOutputs = append(redactedOutputs, *msg)
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}
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}
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wantRedactedOutputs := []api.OutputEvent{
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{
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Type: api.OutputTypeRedactedEvent,
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RedactedEvent: &api.OutputRedactedEvent{
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RedactedEventID: hevents[2].EventID(),
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RedactedBecause: hevents[3],
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},
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},
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{
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Type: api.OutputTypeRedactedEvent,
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RedactedEvent: &api.OutputRedactedEvent{
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RedactedEventID: hevents[4].EventID(),
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RedactedBecause: hevents[5],
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},
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},
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}
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t.Logf("redactedOutputs: %+v", redactedOutputs)
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if len(wantRedactedOutputs) != len(redactedOutputs) {
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t.Fatalf("Got %d redacted events, want %d", len(redactedOutputs), len(wantRedactedOutputs))
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}
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for i := 0; i < len(wantRedactedOutputs); i++ {
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if !reflect.DeepEqual(*redactedOutputs[i].RedactedEvent, *wantRedactedOutputs[i].RedactedEvent) {
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t.Errorf("OutputRedactionEvent %d: wrong event got:\n%+v want:\n%+v", i+1, redactedOutputs[i].RedactedEvent, wantRedactedOutputs[i].RedactedEvent)
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}
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}
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}
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// This tests that rewriting state works correctly.
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// This creates a small room with a create/join/name state, then replays it
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// with a new room name. We expect the output events to contain the original events,
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// followed by a single OutputNewRoomEvent with RewritesState set to true with the
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// rewritten state events (with the 2nd room name).
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func TestOutputRewritesState(t *testing.T) {
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roomID := "!foo:" + string(testOrigin)
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alice := "@alice:" + string(testOrigin)
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emptyKey := ""
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originalEvents := mustCreateEvents(t, gomatrixserverlib.RoomVersionV6, []fledglingEvent{
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{
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RoomID: roomID,
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Sender: alice,
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Content: map[string]interface{}{
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"creator": alice,
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"room_version": "6",
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},
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StateKey: &emptyKey,
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Type: gomatrixserverlib.MRoomCreate,
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},
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{
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RoomID: roomID,
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Sender: alice,
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Content: map[string]interface{}{
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"membership": "join",
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},
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StateKey: &alice,
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Type: gomatrixserverlib.MRoomMember,
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},
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{
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RoomID: roomID,
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Sender: alice,
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Content: map[string]interface{}{
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"body": "hello world",
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},
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StateKey: nil,
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Type: "m.room.message",
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},
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{
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RoomID: roomID,
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Sender: alice,
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Content: map[string]interface{}{
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"name": "Room Name",
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},
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StateKey: &emptyKey,
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Type: "m.room.name",
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},
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})
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rewriteEvents := mustCreateEvents(t, gomatrixserverlib.RoomVersionV6, []fledglingEvent{
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{
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RoomID: roomID,
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Sender: alice,
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Content: map[string]interface{}{
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"creator": alice,
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},
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StateKey: &emptyKey,
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Type: gomatrixserverlib.MRoomCreate,
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},
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{
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RoomID: roomID,
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Sender: alice,
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Content: map[string]interface{}{
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"membership": "join",
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},
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StateKey: &alice,
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Type: gomatrixserverlib.MRoomMember,
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},
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{
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RoomID: roomID,
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Sender: alice,
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Content: map[string]interface{}{
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"name": "Room Name 2",
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},
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StateKey: &emptyKey,
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Type: "m.room.name",
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},
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{
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RoomID: roomID,
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Sender: alice,
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Content: map[string]interface{}{
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"body": "hello world 2",
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},
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StateKey: nil,
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Type: "m.room.message",
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},
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})
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deleteDatabase()
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rsAPI, producer := mustCreateRoomserverAPI(t)
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defer deleteDatabase()
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err := api.SendEvents(context.Background(), rsAPI, originalEvents, testOrigin, nil)
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if err != nil {
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t.Fatalf("failed to send original events: %s", err)
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}
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// assert we got them produced, this is just a sanity check and isn't the intention of this test
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if len(producer.producedMessages) != len(originalEvents) {
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t.Fatalf("SendEvents didn't result in same number of produced output events: got %d want %d", len(producer.producedMessages), len(originalEvents))
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}
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producer.producedMessages = nil // we aren't actually interested in these events, just the rewrite ones
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var inputEvents []api.InputRoomEvent
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// slowly build up the state IDs again, we're basically telling the roomserver what to store as a snapshot
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var stateIDs []string
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// skip the last event, we'll use this to tie together the rewrite as the KindNew event
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for i := 0; i < len(rewriteEvents)-1; i++ {
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ev := rewriteEvents[i]
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inputEvents = append(inputEvents, api.InputRoomEvent{
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Kind: api.KindOutlier,
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Event: ev,
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AuthEventIDs: ev.AuthEventIDs(),
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HasState: true,
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StateEventIDs: stateIDs,
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})
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if ev.StateKey() != nil {
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stateIDs = append(stateIDs, ev.EventID())
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}
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}
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lastEv := rewriteEvents[len(rewriteEvents)-1]
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inputEvents = append(inputEvents, api.InputRoomEvent{
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Kind: api.KindNew,
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Event: lastEv,
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AuthEventIDs: lastEv.AuthEventIDs(),
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HasState: true,
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StateEventIDs: stateIDs,
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})
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if err := api.SendInputRoomEvents(context.Background(), rsAPI, inputEvents); err != nil {
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t.Fatalf("SendInputRoomEvents returned error for rewrite events: %s", err)
|
|
}
|
|
// we should just have one output event with the entire state of the room in it
|
|
if len(producer.producedMessages) != 1 {
|
|
t.Fatalf("Rewritten events got output, want only 1 got %d", len(producer.producedMessages))
|
|
}
|
|
outputEvent := producer.producedMessages[0]
|
|
if !outputEvent.NewRoomEvent.RewritesState {
|
|
t.Errorf("RewritesState flag not set on output event")
|
|
}
|
|
if !reflect.DeepEqual(stateIDs, outputEvent.NewRoomEvent.AddsStateEventIDs) {
|
|
t.Errorf("Output event is missing room state event IDs, got %v want %v", outputEvent.NewRoomEvent.AddsStateEventIDs, stateIDs)
|
|
}
|
|
if !bytes.Equal(outputEvent.NewRoomEvent.Event.JSON(), lastEv.JSON()) {
|
|
t.Errorf(
|
|
"Output event isn't the latest KindNew event:\ngot %s\nwant %s",
|
|
string(outputEvent.NewRoomEvent.Event.JSON()),
|
|
string(lastEv.JSON()),
|
|
)
|
|
}
|
|
if len(outputEvent.NewRoomEvent.AddStateEvents) != len(stateIDs) {
|
|
t.Errorf("Output event is missing room state events themselves, got %d want %d", len(outputEvent.NewRoomEvent.AddStateEvents), len(stateIDs))
|
|
}
|
|
// make sure the state got overwritten, check the room name
|
|
hasRoomName := false
|
|
for _, ev := range outputEvent.NewRoomEvent.AddStateEvents {
|
|
if ev.Type() == "m.room.name" {
|
|
hasRoomName = string(ev.Content()) == `{"name":"Room Name 2"}`
|
|
}
|
|
}
|
|
if !hasRoomName {
|
|
t.Errorf("Output event did not overwrite room state")
|
|
}
|
|
}
|