Merge branch 'main' into s7evink/consent-tracking

appservice/api/query.go

@@ -26,6 +26,23 @@ import (
 	"github.com/matrix-org/gomatrixserverlib"
 )
 
+// AppServiceInternalAPI is used to query user and room alias data from application
+// services
+type AppServiceInternalAPI interface {
+	// Check whether a room alias exists within any application service namespaces
+	RoomAliasExists(
+		ctx context.Context,
+		req *RoomAliasExistsRequest,
+		resp *RoomAliasExistsResponse,
+	) error
+	// Check whether a user ID exists within any application service namespaces
+	UserIDExists(
+		ctx context.Context,
+		req *UserIDExistsRequest,
+		resp *UserIDExistsResponse,
+	) error
+}
+
 // RoomAliasExistsRequest is a request to an application service
 // about whether a room alias exists
 type RoomAliasExistsRequest struct {
@@ -60,30 +77,13 @@ type UserIDExistsResponse struct {
 	UserIDExists bool `json:"exists"`
 }
 
-// AppServiceQueryAPI is used to query user and room alias data from application
-// services
-type AppServiceQueryAPI interface {
-	// Check whether a room alias exists within any application service namespaces
-	RoomAliasExists(
-		ctx context.Context,
-		req *RoomAliasExistsRequest,
-		resp *RoomAliasExistsResponse,
-	) error
-	// Check whether a user ID exists within any application service namespaces
-	UserIDExists(
-		ctx context.Context,
-		req *UserIDExistsRequest,
-		resp *UserIDExistsResponse,
-	) error
-}
-
 // RetrieveUserProfile is a wrapper that queries both the local database and
 // application services for a given user's profile
 // TODO: Remove this, it's called from federationapi and clientapi but is a pure function
 func RetrieveUserProfile(
 	ctx context.Context,
 	userID string,
-	asAPI AppServiceQueryAPI,
+	asAPI AppServiceInternalAPI,
 	profileAPI userapi.ClientUserAPI,
 ) (*authtypes.Profile, error) {
 	localpart, _, err := gomatrixserverlib.SplitID('@', userID)

appservice/appservice.go

@@ -32,13 +32,12 @@ import (
 	roomserverAPI "github.com/matrix-org/dendrite/roomserver/api"
 	"github.com/matrix-org/dendrite/setup/base"
 	"github.com/matrix-org/dendrite/setup/config"
-	"github.com/matrix-org/dendrite/setup/jetstream"
 	userapi "github.com/matrix-org/dendrite/userapi/api"
 	"github.com/matrix-org/gomatrixserverlib"
 )
 
 // AddInternalRoutes registers HTTP handlers for internal API calls
-func AddInternalRoutes(router *mux.Router, queryAPI appserviceAPI.AppServiceQueryAPI) {
+func AddInternalRoutes(router *mux.Router, queryAPI appserviceAPI.AppServiceInternalAPI) {
 	inthttp.AddRoutes(queryAPI, router)
 }
 
@@ -48,14 +47,14 @@ func NewInternalAPI(
 	base *base.BaseDendrite,
 	userAPI userapi.AppserviceUserAPI,
 	rsAPI roomserverAPI.AppserviceRoomserverAPI,
-) appserviceAPI.AppServiceQueryAPI {
+) appserviceAPI.AppServiceInternalAPI {
 	client := gomatrixserverlib.NewClient(
 		gomatrixserverlib.WithTimeout(time.Second*30),
 		gomatrixserverlib.WithKeepAlives(false),
 		gomatrixserverlib.WithSkipVerify(base.Cfg.AppServiceAPI.DisableTLSValidation),
 	)
 
-	js, _ := jetstream.Prepare(base.ProcessContext, &base.Cfg.Global.JetStream)
+	js, _ := base.NATS.Prepare(base.ProcessContext, &base.Cfg.Global.JetStream)
 
 	// Create a connection to the appservice postgres DB
 	appserviceDB, err := storage.NewDatabase(base, &base.Cfg.AppServiceAPI.Database)

appservice/inthttp/client.go

@@ -29,7 +29,7 @@ type httpAppServiceQueryAPI struct {
 func NewAppserviceClient(
 	appserviceURL string,
 	httpClient *http.Client,
-) (api.AppServiceQueryAPI, error) {
+) (api.AppServiceInternalAPI, error) {
 	if httpClient == nil {
 		return nil, errors.New("NewRoomserverAliasAPIHTTP: httpClient is <nil>")
 	}

appservice/inthttp/server.go

@@ -11,7 +11,7 @@ import (
 )
 
 // AddRoutes adds the AppServiceQueryAPI handlers to the http.ServeMux.
-func AddRoutes(a api.AppServiceQueryAPI, internalAPIMux *mux.Router) {
+func AddRoutes(a api.AppServiceInternalAPI, internalAPIMux *mux.Router) {
 	internalAPIMux.Handle(
 		AppServiceRoomAliasExistsPath,
 		httputil.MakeInternalAPI("appserviceRoomAliasExists", func(req *http.Request) util.JSONResponse {

clientapi/clientapi.go

@@ -34,7 +34,7 @@ func AddPublicRoutes(
 	base *base.BaseDendrite,
 	federation *gomatrixserverlib.FederationClient,
 	rsAPI roomserverAPI.ClientRoomserverAPI,
-	asAPI appserviceAPI.AppServiceQueryAPI,
+	asAPI appserviceAPI.AppServiceInternalAPI,
 	transactionsCache *transactions.Cache,
 	fsAPI federationAPI.ClientFederationAPI,
 	userAPI userapi.ClientUserAPI,
@@ -44,7 +44,7 @@ func AddPublicRoutes(
 ) {
 	cfg := &base.Cfg.ClientAPI
 	mscCfg := &base.Cfg.MSCs
-	js, natsClient := jetstream.Prepare(base.ProcessContext, &cfg.Matrix.JetStream)
+	js, natsClient := base.NATS.Prepare(base.ProcessContext, &cfg.Matrix.JetStream)
 
 	syncProducer := &producers.SyncAPIProducer{
 		JetStream:              js,

clientapi/routing/createroom.go

@@ -138,7 +138,7 @@ func CreateRoom(
 	req *http.Request, device *api.Device,
 	cfg *config.ClientAPI,
 	profileAPI api.ClientUserAPI, rsAPI roomserverAPI.ClientRoomserverAPI,
-	asAPI appserviceAPI.AppServiceQueryAPI,
+	asAPI appserviceAPI.AppServiceInternalAPI,
 ) util.JSONResponse {
 	var r createRoomRequest
 	resErr := httputil.UnmarshalJSONRequest(req, &r)
@@ -165,7 +165,7 @@ func createRoom(
 	r createRoomRequest, device *api.Device,
 	cfg *config.ClientAPI,
 	profileAPI api.ClientUserAPI, rsAPI roomserverAPI.ClientRoomserverAPI,
-	asAPI appserviceAPI.AppServiceQueryAPI,
+	asAPI appserviceAPI.AppServiceInternalAPI,
 	evTime time.Time,
 ) util.JSONResponse {
 	// TODO (#267): Check room ID doesn't clash with an existing one, and we

clientapi/routing/membership.go

@@ -41,7 +41,7 @@ var errMissingUserID = errors.New("'user_id' must be supplied")
 func SendBan(
 	req *http.Request, profileAPI userapi.ClientUserAPI, device *userapi.Device,
 	roomID string, cfg *config.ClientAPI,
-	rsAPI roomserverAPI.ClientRoomserverAPI, asAPI appserviceAPI.AppServiceQueryAPI,
+	rsAPI roomserverAPI.ClientRoomserverAPI, asAPI appserviceAPI.AppServiceInternalAPI,
 ) util.JSONResponse {
 	body, evTime, roomVer, reqErr := extractRequestData(req, roomID, rsAPI)
 	if reqErr != nil {
@@ -84,7 +84,7 @@ func SendBan(
 func sendMembership(ctx context.Context, profileAPI userapi.ClientUserAPI, device *userapi.Device,
 	roomID, membership, reason string, cfg *config.ClientAPI, targetUserID string, evTime time.Time,
 	roomVer gomatrixserverlib.RoomVersion,
-	rsAPI roomserverAPI.ClientRoomserverAPI, asAPI appserviceAPI.AppServiceQueryAPI) util.JSONResponse {
+	rsAPI roomserverAPI.ClientRoomserverAPI, asAPI appserviceAPI.AppServiceInternalAPI) util.JSONResponse {
 
 	event, err := buildMembershipEvent(
 		ctx, targetUserID, reason, profileAPI, device, membership,
@@ -127,7 +127,7 @@ func sendMembership(ctx context.Context, profileAPI userapi.ClientUserAPI, devic
 func SendKick(
 	req *http.Request, profileAPI userapi.ClientUserAPI, device *userapi.Device,
 	roomID string, cfg *config.ClientAPI,
-	rsAPI roomserverAPI.ClientRoomserverAPI, asAPI appserviceAPI.AppServiceQueryAPI,
+	rsAPI roomserverAPI.ClientRoomserverAPI, asAPI appserviceAPI.AppServiceInternalAPI,
 ) util.JSONResponse {
 	body, evTime, roomVer, reqErr := extractRequestData(req, roomID, rsAPI)
 	if reqErr != nil {
@@ -167,7 +167,7 @@ func SendKick(
 func SendUnban(
 	req *http.Request, profileAPI userapi.ClientUserAPI, device *userapi.Device,
 	roomID string, cfg *config.ClientAPI,
-	rsAPI roomserverAPI.ClientRoomserverAPI, asAPI appserviceAPI.AppServiceQueryAPI,
+	rsAPI roomserverAPI.ClientRoomserverAPI, asAPI appserviceAPI.AppServiceInternalAPI,
 ) util.JSONResponse {
 	body, evTime, roomVer, reqErr := extractRequestData(req, roomID, rsAPI)
 	if reqErr != nil {
@@ -202,7 +202,7 @@ func SendUnban(
 func SendInvite(
 	req *http.Request, profileAPI userapi.ClientUserAPI, device *userapi.Device,
 	roomID string, cfg *config.ClientAPI,
-	rsAPI roomserverAPI.ClientRoomserverAPI, asAPI appserviceAPI.AppServiceQueryAPI,
+	rsAPI roomserverAPI.ClientRoomserverAPI, asAPI appserviceAPI.AppServiceInternalAPI,
 ) util.JSONResponse {
 	body, evTime, _, reqErr := extractRequestData(req, roomID, rsAPI)
 	if reqErr != nil {
@@ -239,7 +239,7 @@ func sendInvite(
 	roomID, userID, reason string,
 	cfg *config.ClientAPI,
 	rsAPI roomserverAPI.ClientRoomserverAPI,
-	asAPI appserviceAPI.AppServiceQueryAPI, evTime time.Time,
+	asAPI appserviceAPI.AppServiceInternalAPI, evTime time.Time,
 ) (util.JSONResponse, error) {
 	event, err := buildMembershipEvent(
 		ctx, userID, reason, profileAPI, device, "invite",
@@ -289,7 +289,7 @@ func buildMembershipEvent(
 	device *userapi.Device,
 	membership, roomID string, isDirect bool,
 	cfg *config.ClientAPI, evTime time.Time,
-	rsAPI roomserverAPI.ClientRoomserverAPI, asAPI appserviceAPI.AppServiceQueryAPI,
+	rsAPI roomserverAPI.ClientRoomserverAPI, asAPI appserviceAPI.AppServiceInternalAPI,
 ) (*gomatrixserverlib.HeaderedEvent, error) {
 	profile, err := loadProfile(ctx, targetUserID, cfg, profileAPI, asAPI)
 	if err != nil {
@@ -327,7 +327,7 @@ func loadProfile(
 	userID string,
 	cfg *config.ClientAPI,
 	profileAPI userapi.ClientUserAPI,
-	asAPI appserviceAPI.AppServiceQueryAPI,
+	asAPI appserviceAPI.AppServiceInternalAPI,
 ) (*authtypes.Profile, error) {
 	_, serverName, err := gomatrixserverlib.SplitID('@', userID)
 	if err != nil {

clientapi/routing/profile.go

@@ -37,7 +37,7 @@ import (
 func GetProfile(
 	req *http.Request, profileAPI userapi.ClientUserAPI, cfg *config.ClientAPI,
 	userID string,
-	asAPI appserviceAPI.AppServiceQueryAPI,
+	asAPI appserviceAPI.AppServiceInternalAPI,
 	federation *gomatrixserverlib.FederationClient,
 ) util.JSONResponse {
 	profile, err := getProfile(req.Context(), profileAPI, cfg, userID, asAPI, federation)
@@ -65,7 +65,7 @@ func GetProfile(
 // GetAvatarURL implements GET /profile/{userID}/avatar_url
 func GetAvatarURL(
 	req *http.Request, profileAPI userapi.ClientUserAPI, cfg *config.ClientAPI,
-	userID string, asAPI appserviceAPI.AppServiceQueryAPI,
+	userID string, asAPI appserviceAPI.AppServiceInternalAPI,
 	federation *gomatrixserverlib.FederationClient,
 ) util.JSONResponse {
 	profile, err := getProfile(req.Context(), profileAPI, cfg, userID, asAPI, federation)
@@ -194,7 +194,7 @@ func SetAvatarURL(
 // GetDisplayName implements GET /profile/{userID}/displayname
 func GetDisplayName(
 	req *http.Request, profileAPI userapi.ClientUserAPI, cfg *config.ClientAPI,
-	userID string, asAPI appserviceAPI.AppServiceQueryAPI,
+	userID string, asAPI appserviceAPI.AppServiceInternalAPI,
 	federation *gomatrixserverlib.FederationClient,
 ) util.JSONResponse {
 	profile, err := getProfile(req.Context(), profileAPI, cfg, userID, asAPI, federation)
@@ -327,7 +327,7 @@ func SetDisplayName(
 func getProfile(
 	ctx context.Context, profileAPI userapi.ClientUserAPI, cfg *config.ClientAPI,
 	userID string,
-	asAPI appserviceAPI.AppServiceQueryAPI,
+	asAPI appserviceAPI.AppServiceInternalAPI,
 	federation *gomatrixserverlib.FederationClient,
 ) (*authtypes.Profile, error) {
 	localpart, domain, err := gomatrixserverlib.SplitID('@', userID)

clientapi/routing/routing.go

@@ -51,7 +51,7 @@ func Setup(
 	publicAPIMux, synapseAdminRouter, dendriteAdminRouter *mux.Router,
 	cfg *config.ClientAPI,
 	rsAPI roomserverAPI.ClientRoomserverAPI,
-	asAPI appserviceAPI.AppServiceQueryAPI,
+	asAPI appserviceAPI.AppServiceInternalAPI,
 	userAPI userapi.ClientUserAPI,
 	userDirectoryProvider userapi.QuerySearchProfilesAPI,
 	federation *gomatrixserverlib.FederationClient,

clientapi/routing/server_notices.go

@@ -58,7 +58,7 @@ func SendServerNotice(
 	cfgClient *config.ClientAPI,
 	userAPI userapi.ClientUserAPI,
 	rsAPI api.ClientRoomserverAPI,
-	asAPI appserviceAPI.AppServiceQueryAPI,
+	asAPI appserviceAPI.AppServiceInternalAPI,
 	device *userapi.Device,
 	senderDevice *userapi.Device,
 	txnID *string,

clientapi/routing/upgrade_room.go

@@ -42,7 +42,7 @@ func UpgradeRoom(
 	cfg *config.ClientAPI,
 	roomID string, profileAPI userapi.ClientUserAPI,
 	rsAPI roomserverAPI.ClientRoomserverAPI,
-	asAPI appserviceAPI.AppServiceQueryAPI,
+	asAPI appserviceAPI.AppServiceInternalAPI,
 ) util.JSONResponse {
 	var r upgradeRoomRequest
 	if rErr := httputil.UnmarshalJSONRequest(req, &r); rErr != nil {

cmd/dendrite-monolith-server/main.go

@@ -89,6 +89,7 @@ func main() {
 	fsAPI := federationapi.NewInternalAPI(
 		base, federation, rsAPI, base.Caches, nil, false,
 	)
+	fsImplAPI := fsAPI
 	if base.UseHTTPAPIs {
 		federationapi.AddInternalRoutes(base.InternalAPIMux, fsAPI)
 		fsAPI = base.FederationAPIHTTPClient()
@@ -138,7 +139,10 @@ func main() {
 		FedClient: federation,
 		KeyRing:   keyRing,
 
-		AppserviceAPI: asAPI, FederationAPI: fsAPI,
+		AppserviceAPI: asAPI,
+		// always use the concrete impl here even in -http mode because adding public routes
+		// must be done on the concrete impl not an HTTP client else fedapi will call itself
+		FederationAPI: fsImplAPI,
 		RoomserverAPI: rsAPI,
 		UserAPI:       userAPI,
 		KeyAPI:        keyAPI,

cmd/dendrite-polylith-multi/main.go

@@ -71,8 +71,8 @@ func main() {
 
 	logrus.Infof("Starting %q component", component)
 
-	base := base.NewBaseDendrite(cfg, component) // TODO
+	base := base.NewBaseDendrite(cfg, component, base.PolylithMode) // TODO
-	defer base.Close()                           // nolint: errcheck
+	defer base.Close()                                              // nolint: errcheck
 
 	go start(base, cfg)
 	base.WaitForShutdown()

federationapi/api/api.go

@@ -10,30 +10,6 @@ import (
 	"github.com/matrix-org/gomatrixserverlib"
 )
 
-// FederationClient is a subset of gomatrixserverlib.FederationClient functions which the fedsender
-// implements as proxy calls, with built-in backoff/retries/etc. Errors returned from functions in
-// this interface are of type FederationClientError
-type FederationClient interface {
-	gomatrixserverlib.FederatedStateClient
-	GetUserDevices(ctx context.Context, s gomatrixserverlib.ServerName, userID string) (res gomatrixserverlib.RespUserDevices, err error)
-	ClaimKeys(ctx context.Context, s gomatrixserverlib.ServerName, oneTimeKeys map[string]map[string]string) (res gomatrixserverlib.RespClaimKeys, err error)
-	QueryKeys(ctx context.Context, s gomatrixserverlib.ServerName, keys map[string][]string) (res gomatrixserverlib.RespQueryKeys, err error)
-	MSC2836EventRelationships(ctx context.Context, dst gomatrixserverlib.ServerName, r gomatrixserverlib.MSC2836EventRelationshipsRequest, roomVersion gomatrixserverlib.RoomVersion) (res gomatrixserverlib.MSC2836EventRelationshipsResponse, err error)
-	MSC2946Spaces(ctx context.Context, dst gomatrixserverlib.ServerName, roomID string, suggestedOnly bool) (res gomatrixserverlib.MSC2946SpacesResponse, err error)
-	LookupServerKeys(ctx context.Context, s gomatrixserverlib.ServerName, keyRequests map[gomatrixserverlib.PublicKeyLookupRequest]gomatrixserverlib.Timestamp) ([]gomatrixserverlib.ServerKeys, error)
-}
-
-// FederationClientError is returned from FederationClient methods in the event of a problem.
-type FederationClientError struct {
-	Err         string
-	RetryAfter  time.Duration
-	Blacklisted bool
-}
-
-func (e *FederationClientError) Error() string {
-	return fmt.Sprintf("%s - (retry_after=%s, blacklisted=%v)", e.Err, e.RetryAfter.String(), e.Blacklisted)
-}
-
 // FederationInternalAPI is used to query information from the federation sender.
 type FederationInternalAPI interface {
 	FederationClient
@@ -43,22 +19,7 @@ type FederationInternalAPI interface {
 
 	QueryServerKeys(ctx context.Context, request *QueryServerKeysRequest, response *QueryServerKeysResponse) error
 
-	// Query the server names of the joined hosts in a room.
+	// Broadcasts an EDU to all servers in rooms we are joined to. Used in the yggdrasil demos.
-	// Unlike QueryJoinedHostsInRoom, this function returns a de-duplicated slice
-	// containing only the server names (without information for membership events).
-	// The response will include this server if they are joined to the room.
-	QueryJoinedHostServerNamesInRoom(
-		ctx context.Context,
-		request *QueryJoinedHostServerNamesInRoomRequest,
-		response *QueryJoinedHostServerNamesInRoomResponse,
-	) error
-	// Notifies the federation sender that these servers may be online and to retry sending messages.
-	PerformServersAlive(
-		ctx context.Context,
-		request *PerformServersAliveRequest,
-		response *PerformServersAliveResponse,
-	) error
-	// Broadcasts an EDU to all servers in rooms we are joined to.
 	PerformBroadcastEDU(
 		ctx context.Context,
 		request *PerformBroadcastEDURequest,
@@ -67,6 +28,10 @@ type FederationInternalAPI interface {
 }
 
 type ClientFederationAPI interface {
+	// Query the server names of the joined hosts in a room.
+	// Unlike QueryJoinedHostsInRoom, this function returns a de-duplicated slice
+	// containing only the server names (without information for membership events).
+	// The response will include this server if they are joined to the room.
 	QueryJoinedHostServerNamesInRoom(ctx context.Context, request *QueryJoinedHostServerNamesInRoomRequest, response *QueryJoinedHostServerNamesInRoomResponse) error
 }
 
@@ -95,6 +60,30 @@ type RoomserverFederationAPI interface {
 	LookupMissingEvents(ctx context.Context, s gomatrixserverlib.ServerName, roomID string, missing gomatrixserverlib.MissingEvents, roomVersion gomatrixserverlib.RoomVersion) (res gomatrixserverlib.RespMissingEvents, err error)
 }
 
+// FederationClient is a subset of gomatrixserverlib.FederationClient functions which the fedsender
+// implements as proxy calls, with built-in backoff/retries/etc. Errors returned from functions in
+// this interface are of type FederationClientError
+type FederationClient interface {
+	gomatrixserverlib.FederatedStateClient
+	GetUserDevices(ctx context.Context, s gomatrixserverlib.ServerName, userID string) (res gomatrixserverlib.RespUserDevices, err error)
+	ClaimKeys(ctx context.Context, s gomatrixserverlib.ServerName, oneTimeKeys map[string]map[string]string) (res gomatrixserverlib.RespClaimKeys, err error)
+	QueryKeys(ctx context.Context, s gomatrixserverlib.ServerName, keys map[string][]string) (res gomatrixserverlib.RespQueryKeys, err error)
+	MSC2836EventRelationships(ctx context.Context, dst gomatrixserverlib.ServerName, r gomatrixserverlib.MSC2836EventRelationshipsRequest, roomVersion gomatrixserverlib.RoomVersion) (res gomatrixserverlib.MSC2836EventRelationshipsResponse, err error)
+	MSC2946Spaces(ctx context.Context, dst gomatrixserverlib.ServerName, roomID string, suggestedOnly bool) (res gomatrixserverlib.MSC2946SpacesResponse, err error)
+	LookupServerKeys(ctx context.Context, s gomatrixserverlib.ServerName, keyRequests map[gomatrixserverlib.PublicKeyLookupRequest]gomatrixserverlib.Timestamp) ([]gomatrixserverlib.ServerKeys, error)
+}
+
+// FederationClientError is returned from FederationClient methods in the event of a problem.
+type FederationClientError struct {
+	Err         string
+	RetryAfter  time.Duration
+	Blacklisted bool
+}
+
+func (e *FederationClientError) Error() string {
+	return fmt.Sprintf("%s - (retry_after=%s, blacklisted=%v)", e.Err, e.RetryAfter.String(), e.Blacklisted)
+}
+
 type QueryServerKeysRequest struct {
 	ServerName      gomatrixserverlib.ServerName
 	KeyIDToCriteria map[gomatrixserverlib.KeyID]gomatrixserverlib.PublicKeyNotaryQueryCriteria
@@ -174,13 +163,6 @@ type PerformInviteResponse struct {
 	Event *gomatrixserverlib.HeaderedEvent `json:"event"`
 }
 
-type PerformServersAliveRequest struct {
-	Servers []gomatrixserverlib.ServerName
-}
-
-type PerformServersAliveResponse struct {
-}
-
 // QueryJoinedHostServerNamesInRoomRequest is a request to QueryJoinedHostServerNames
 type QueryJoinedHostServerNamesInRoomRequest struct {
 	RoomID      string `json:"room_id"`

federationapi/federationapi.go

@@ -50,13 +50,13 @@ func AddPublicRoutes(
 	federation *gomatrixserverlib.FederationClient,
 	keyRing gomatrixserverlib.JSONVerifier,
 	rsAPI roomserverAPI.FederationRoomserverAPI,
-	federationAPI federationAPI.FederationInternalAPI,
+	fedAPI federationAPI.FederationInternalAPI,
-	keyAPI keyserverAPI.KeyInternalAPI,
+	keyAPI keyserverAPI.FederationKeyAPI,
 	servers federationAPI.ServersInRoomProvider,
 ) {
 	cfg := &base.Cfg.FederationAPI
 	mscCfg := &base.Cfg.MSCs
-	js, _ := jetstream.Prepare(base.ProcessContext, &cfg.Matrix.JetStream)
+	js, _ := base.NATS.Prepare(base.ProcessContext, &cfg.Matrix.JetStream)
 	producer := &producers.SyncAPIProducer{
 		JetStream:              js,
 		TopicReceiptEvent:      cfg.Matrix.JetStream.Prefixed(jetstream.OutputReceiptEvent),
@@ -67,12 +67,23 @@ func AddPublicRoutes(
 		UserAPI:                userAPI,
 	}
 
+	// the federationapi component is a bit unique in that it attaches public routes AND serves
+	// internal APIs (because it used to be 2 components: the 2nd being fedsender). As a result,
+	// the constructor shape is a bit wonky in that it is not valid to AddPublicRoutes without a
+	// concrete impl of FederationInternalAPI as the public routes and the internal API _should_
+	// be the same thing now.
+	f, ok := fedAPI.(*internal.FederationInternalAPI)
+	if !ok {
+		panic("federationapi.AddPublicRoutes called with a FederationInternalAPI impl which was not " +
+			"FederationInternalAPI. This is a programming error.")
+	}
+
 	routing.Setup(
 		base.PublicFederationAPIMux,
 		base.PublicKeyAPIMux,
 		base.PublicWellKnownAPIMux,
 		cfg,
-		rsAPI, federationAPI, keyRing,
+		rsAPI, f, keyRing,
 		federation, userAPI, keyAPI, mscCfg,
 		servers, producer,
 	)
@@ -104,7 +115,7 @@ func NewInternalAPI(
 		FailuresUntilBlacklist: cfg.FederationMaxRetries,
 	}
 
-	js, _ := jetstream.Prepare(base.ProcessContext, &cfg.Matrix.JetStream)
+	js, _ := base.NATS.Prepare(base.ProcessContext, &cfg.Matrix.JetStream)
 
 	queues := queue.NewOutgoingQueues(
 		federationDB, base.ProcessContext,

federationapi/federationapi_test.go

@@ -7,6 +7,7 @@ import (
 	"testing"
 
 	"github.com/matrix-org/dendrite/federationapi"
+	"github.com/matrix-org/dendrite/federationapi/internal"
 	"github.com/matrix-org/dendrite/internal/test"
 	"github.com/matrix-org/dendrite/setup/base"
 	"github.com/matrix-org/dendrite/setup/config"
@@ -27,10 +28,9 @@ func TestRoomsV3URLEscapeDoNot404(t *testing.T) {
 	cfg.FederationAPI.Database.ConnectionString = config.DataSource("file::memory:")
 	base := base.NewBaseDendrite(cfg, "Monolith")
 	keyRing := &test.NopJSONVerifier{}
-	fsAPI := base.FederationAPIHTTPClient()
 	// TODO: This is pretty fragile, as if anything calls anything on these nils this test will break.
 	// Unfortunately, it makes little sense to instantiate these dependencies when we just want to test routing.
-	federationapi.AddPublicRoutes(base, nil, nil, keyRing, nil, fsAPI, nil, nil)
+	federationapi.AddPublicRoutes(base, nil, nil, keyRing, nil, &internal.FederationInternalAPI{}, nil, nil)
 	baseURL, cancel := test.ListenAndServe(t, base.PublicFederationAPIMux, true)
 	defer cancel()
 	serverName := gomatrixserverlib.ServerName(strings.TrimPrefix(baseURL, "https://"))

federationapi/internal/perform.go

@@ -563,20 +563,6 @@ func (r *FederationInternalAPI) PerformInvite(
 	return nil
 }
 
-// PerformServersAlive implements api.FederationInternalAPI
-func (r *FederationInternalAPI) PerformServersAlive(
-	ctx context.Context,
-	request *api.PerformServersAliveRequest,
-	response *api.PerformServersAliveResponse,
-) (err error) {
-	for _, srv := range request.Servers {
-		_ = r.db.RemoveServerFromBlacklist(srv)
-		r.queues.RetryServer(srv)
-	}
-
-	return nil
-}
-
 // PerformServersAlive implements api.FederationInternalAPI
 func (r *FederationInternalAPI) PerformBroadcastEDU(
 	ctx context.Context,
@@ -600,18 +586,18 @@ func (r *FederationInternalAPI) PerformBroadcastEDU(
 	if err = r.queues.SendEDU(edu, r.cfg.Matrix.ServerName, destinations); err != nil {
 		return fmt.Errorf("r.queues.SendEDU: %w", err)
 	}
-
+	r.MarkServersAlive(destinations)
-	wakeReq := &api.PerformServersAliveRequest{
-		Servers: destinations,
-	}
-	wakeRes := &api.PerformServersAliveResponse{}
-	if err := r.PerformServersAlive(ctx, wakeReq, wakeRes); err != nil {
-		return fmt.Errorf("r.PerformServersAlive: %w", err)
-	}
 
 	return nil
 }
 
+func (r *FederationInternalAPI) MarkServersAlive(destinations []gomatrixserverlib.ServerName) {
+	for _, srv := range destinations {
+		_ = r.db.RemoveServerFromBlacklist(srv)
+		r.queues.RetryServer(srv)
+	}
+}
+
 func sanityCheckAuthChain(authChain []*gomatrixserverlib.Event) error {
 	// sanity check we have a create event and it has a known room version
 	for _, ev := range authChain {

federationapi/inthttp/client.go

@@ -23,7 +23,6 @@ const (
 	FederationAPIPerformLeaveRequestPath           = "/federationapi/performLeaveRequest"
 	FederationAPIPerformInviteRequestPath          = "/federationapi/performInviteRequest"
 	FederationAPIPerformOutboundPeekRequestPath    = "/federationapi/performOutboundPeekRequest"
-	FederationAPIPerformServersAlivePath           = "/federationapi/performServersAlive"
 	FederationAPIPerformBroadcastEDUPath           = "/federationapi/performBroadcastEDU"
 
 	FederationAPIGetUserDevicesPath      = "/federationapi/client/getUserDevices"
@@ -97,18 +96,6 @@ func (h *httpFederationInternalAPI) PerformOutboundPeek(
 	return httputil.PostJSON(ctx, span, h.httpClient, apiURL, request, response)
 }
 
-func (h *httpFederationInternalAPI) PerformServersAlive(
-	ctx context.Context,
-	request *api.PerformServersAliveRequest,
-	response *api.PerformServersAliveResponse,
-) error {
-	span, ctx := opentracing.StartSpanFromContext(ctx, "PerformServersAlive")
-	defer span.Finish()
-
-	apiURL := h.federationAPIURL + FederationAPIPerformServersAlivePath
-	return httputil.PostJSON(ctx, span, h.httpClient, apiURL, request, response)
-}
-
 // QueryJoinedHostServerNamesInRoom implements FederationInternalAPI
 func (h *httpFederationInternalAPI) QueryJoinedHostServerNamesInRoom(
 	ctx context.Context,

federationapi/inthttp/server.go

@@ -81,20 +81,6 @@ func AddRoutes(intAPI api.FederationInternalAPI, internalAPIMux *mux.Router) {
 			return util.JSONResponse{Code: http.StatusOK, JSON: &response}
 		}),
 	)
-	internalAPIMux.Handle(
-		FederationAPIPerformServersAlivePath,
-		httputil.MakeInternalAPI("PerformServersAliveRequest", func(req *http.Request) util.JSONResponse {
-			var request api.PerformServersAliveRequest
-			var response api.PerformServersAliveResponse
-			if err := json.NewDecoder(req.Body).Decode(&request); err != nil {
-				return util.MessageResponse(http.StatusBadRequest, err.Error())
-			}
-			if err := intAPI.PerformServersAlive(req.Context(), &request, &response); err != nil {
-				return util.ErrorResponse(err)
-			}
-			return util.JSONResponse{Code: http.StatusOK, JSON: &response}
-		}),
-	)
 	internalAPIMux.Handle(
 		FederationAPIPerformBroadcastEDUPath,
 		httputil.MakeInternalAPI("PerformBroadcastEDU", func(req *http.Request) util.JSONResponse {

federationapi/routing/devices.go

@@ -26,7 +26,7 @@ import (
 // GetUserDevices for the given user id
 func GetUserDevices(
 	req *http.Request,
-	keyAPI keyapi.KeyInternalAPI,
+	keyAPI keyapi.FederationKeyAPI,
 	userID string,
 ) util.JSONResponse {
 	var res keyapi.QueryDeviceMessagesResponse

federationapi/routing/keys.go

@@ -37,7 +37,7 @@ type queryKeysRequest struct {
 // QueryDeviceKeys returns device keys for users on this server.
 // https://matrix.org/docs/spec/server_server/latest#post-matrix-federation-v1-user-keys-query
 func QueryDeviceKeys(
-	httpReq *http.Request, request *gomatrixserverlib.FederationRequest, keyAPI api.KeyInternalAPI, thisServer gomatrixserverlib.ServerName,
+	httpReq *http.Request, request *gomatrixserverlib.FederationRequest, keyAPI api.FederationKeyAPI, thisServer gomatrixserverlib.ServerName,
 ) util.JSONResponse {
 	var qkr queryKeysRequest
 	err := json.Unmarshal(request.Content(), &qkr)
@@ -89,7 +89,7 @@ type claimOTKsRequest struct {
 // ClaimOneTimeKeys claims OTKs for users on this server.
 // https://matrix.org/docs/spec/server_server/latest#post-matrix-federation-v1-user-keys-claim
 func ClaimOneTimeKeys(
-	httpReq *http.Request, request *gomatrixserverlib.FederationRequest, keyAPI api.KeyInternalAPI, thisServer gomatrixserverlib.ServerName,
+	httpReq *http.Request, request *gomatrixserverlib.FederationRequest, keyAPI api.FederationKeyAPI, thisServer gomatrixserverlib.ServerName,
 ) util.JSONResponse {
 	var cor claimOTKsRequest
 	err := json.Unmarshal(request.Content(), &cor)

federationapi/routing/routing.go

@@ -18,10 +18,14 @@ import (
 	"context"
 	"fmt"
 	"net/http"
+	"sync"
+	"time"
 
+	"github.com/getsentry/sentry-go"
 	"github.com/gorilla/mux"
 	"github.com/matrix-org/dendrite/clientapi/jsonerror"
 	federationAPI "github.com/matrix-org/dendrite/federationapi/api"
+	fedInternal "github.com/matrix-org/dendrite/federationapi/internal"
 	"github.com/matrix-org/dendrite/federationapi/producers"
 	"github.com/matrix-org/dendrite/internal"
 	"github.com/matrix-org/dendrite/internal/httputil"
@@ -48,11 +52,11 @@ func Setup(
 	fedMux, keyMux, wkMux *mux.Router,
 	cfg *config.FederationAPI,
 	rsAPI roomserverAPI.FederationRoomserverAPI,
-	fsAPI federationAPI.FederationInternalAPI,
+	fsAPI *fedInternal.FederationInternalAPI,
 	keys gomatrixserverlib.JSONVerifier,
 	federation *gomatrixserverlib.FederationClient,
 	userAPI userapi.FederationUserAPI,
-	keyAPI keyserverAPI.KeyInternalAPI,
+	keyAPI keyserverAPI.FederationKeyAPI,
 	mscCfg *config.MSCs,
 	servers federationAPI.ServersInRoomProvider,
 	producer *producers.SyncAPIProducer,
@@ -65,7 +69,7 @@ func Setup(
 	v1fedmux := fedMux.PathPrefix("/v1").Subrouter()
 	v2fedmux := fedMux.PathPrefix("/v2").Subrouter()
 
-	wakeup := &httputil.FederationWakeups{
+	wakeup := &FederationWakeups{
 		FsAPI: fsAPI,
 	}
 
@@ -119,7 +123,7 @@ func Setup(
 	v2keysmux.Handle("/query/{serverName}/{keyID}", notaryKeys).Methods(http.MethodGet)
 
 	mu := internal.NewMutexByRoom()
-	v1fedmux.Handle("/send/{txnID}", httputil.MakeFedAPI(
+	v1fedmux.Handle("/send/{txnID}", MakeFedAPI(
 		"federation_send", cfg.Matrix.ServerName, keys, wakeup,
 		func(httpReq *http.Request, request *gomatrixserverlib.FederationRequest, vars map[string]string) util.JSONResponse {
 			return Send(
@@ -129,7 +133,7 @@ func Setup(
 		},
 	)).Methods(http.MethodPut, http.MethodOptions)
 
-	v1fedmux.Handle("/invite/{roomID}/{eventID}", httputil.MakeFedAPI(
+	v1fedmux.Handle("/invite/{roomID}/{eventID}", MakeFedAPI(
 		"federation_invite", cfg.Matrix.ServerName, keys, wakeup,
 		func(httpReq *http.Request, request *gomatrixserverlib.FederationRequest, vars map[string]string) util.JSONResponse {
 			if roomserverAPI.IsServerBannedFromRoom(httpReq.Context(), rsAPI, vars["roomID"], request.Origin()) {
@@ -145,7 +149,7 @@ func Setup(
 		},
 	)).Methods(http.MethodPut, http.MethodOptions)
 
-	v2fedmux.Handle("/invite/{roomID}/{eventID}", httputil.MakeFedAPI(
+	v2fedmux.Handle("/invite/{roomID}/{eventID}", MakeFedAPI(
 		"federation_invite", cfg.Matrix.ServerName, keys, wakeup,
 		func(httpReq *http.Request, request *gomatrixserverlib.FederationRequest, vars map[string]string) util.JSONResponse {
 			if roomserverAPI.IsServerBannedFromRoom(httpReq.Context(), rsAPI, vars["roomID"], request.Origin()) {
@@ -167,7 +171,7 @@ func Setup(
 		},
 	)).Methods(http.MethodPost, http.MethodOptions)
 
-	v1fedmux.Handle("/exchange_third_party_invite/{roomID}", httputil.MakeFedAPI(
+	v1fedmux.Handle("/exchange_third_party_invite/{roomID}", MakeFedAPI(
 		"exchange_third_party_invite", cfg.Matrix.ServerName, keys, wakeup,
 		func(httpReq *http.Request, request *gomatrixserverlib.FederationRequest, vars map[string]string) util.JSONResponse {
 			return ExchangeThirdPartyInvite(
@@ -176,7 +180,7 @@ func Setup(
 		},
 	)).Methods(http.MethodPut, http.MethodOptions)
 
-	v1fedmux.Handle("/event/{eventID}", httputil.MakeFedAPI(
+	v1fedmux.Handle("/event/{eventID}", MakeFedAPI(
 		"federation_get_event", cfg.Matrix.ServerName, keys, wakeup,
 		func(httpReq *http.Request, request *gomatrixserverlib.FederationRequest, vars map[string]string) util.JSONResponse {
 			return GetEvent(
@@ -185,7 +189,7 @@ func Setup(
 		},
 	)).Methods(http.MethodGet)
 
-	v1fedmux.Handle("/state/{roomID}", httputil.MakeFedAPI(
+	v1fedmux.Handle("/state/{roomID}", MakeFedAPI(
 		"federation_get_state", cfg.Matrix.ServerName, keys, wakeup,
 		func(httpReq *http.Request, request *gomatrixserverlib.FederationRequest, vars map[string]string) util.JSONResponse {
 			if roomserverAPI.IsServerBannedFromRoom(httpReq.Context(), rsAPI, vars["roomID"], request.Origin()) {
@@ -200,7 +204,7 @@ func Setup(
 		},
 	)).Methods(http.MethodGet)
 
-	v1fedmux.Handle("/state_ids/{roomID}", httputil.MakeFedAPI(
+	v1fedmux.Handle("/state_ids/{roomID}", MakeFedAPI(
 		"federation_get_state_ids", cfg.Matrix.ServerName, keys, wakeup,
 		func(httpReq *http.Request, request *gomatrixserverlib.FederationRequest, vars map[string]string) util.JSONResponse {
 			if roomserverAPI.IsServerBannedFromRoom(httpReq.Context(), rsAPI, vars["roomID"], request.Origin()) {
@@ -215,7 +219,7 @@ func Setup(
 		},
 	)).Methods(http.MethodGet)
 
-	v1fedmux.Handle("/event_auth/{roomID}/{eventID}", httputil.MakeFedAPI(
+	v1fedmux.Handle("/event_auth/{roomID}/{eventID}", MakeFedAPI(
 		"federation_get_event_auth", cfg.Matrix.ServerName, keys, wakeup,
 		func(httpReq *http.Request, request *gomatrixserverlib.FederationRequest, vars map[string]string) util.JSONResponse {
 			if roomserverAPI.IsServerBannedFromRoom(httpReq.Context(), rsAPI, vars["roomID"], request.Origin()) {
@@ -230,7 +234,7 @@ func Setup(
 		},
 	)).Methods(http.MethodGet)
 
-	v1fedmux.Handle("/query/directory", httputil.MakeFedAPI(
+	v1fedmux.Handle("/query/directory", MakeFedAPI(
 		"federation_query_room_alias", cfg.Matrix.ServerName, keys, wakeup,
 		func(httpReq *http.Request, request *gomatrixserverlib.FederationRequest, vars map[string]string) util.JSONResponse {
 			return RoomAliasToID(
@@ -239,7 +243,7 @@ func Setup(
 		},
 	)).Methods(http.MethodGet)
 
-	v1fedmux.Handle("/query/profile", httputil.MakeFedAPI(
+	v1fedmux.Handle("/query/profile", MakeFedAPI(
 		"federation_query_profile", cfg.Matrix.ServerName, keys, wakeup,
 		func(httpReq *http.Request, request *gomatrixserverlib.FederationRequest, vars map[string]string) util.JSONResponse {
 			return GetProfile(
@@ -248,7 +252,7 @@ func Setup(
 		},
 	)).Methods(http.MethodGet)
 
-	v1fedmux.Handle("/user/devices/{userID}", httputil.MakeFedAPI(
+	v1fedmux.Handle("/user/devices/{userID}", MakeFedAPI(
 		"federation_user_devices", cfg.Matrix.ServerName, keys, wakeup,
 		func(httpReq *http.Request, request *gomatrixserverlib.FederationRequest, vars map[string]string) util.JSONResponse {
 			return GetUserDevices(
@@ -258,7 +262,7 @@ func Setup(
 	)).Methods(http.MethodGet)
 
 	if mscCfg.Enabled("msc2444") {
-		v1fedmux.Handle("/peek/{roomID}/{peekID}", httputil.MakeFedAPI(
+		v1fedmux.Handle("/peek/{roomID}/{peekID}", MakeFedAPI(
 			"federation_peek", cfg.Matrix.ServerName, keys, wakeup,
 			func(httpReq *http.Request, request *gomatrixserverlib.FederationRequest, vars map[string]string) util.JSONResponse {
 				if roomserverAPI.IsServerBannedFromRoom(httpReq.Context(), rsAPI, vars["roomID"], request.Origin()) {
@@ -289,7 +293,7 @@ func Setup(
 		)).Methods(http.MethodPut, http.MethodDelete)
 	}
 
-	v1fedmux.Handle("/make_join/{roomID}/{userID}", httputil.MakeFedAPI(
+	v1fedmux.Handle("/make_join/{roomID}/{userID}", MakeFedAPI(
 		"federation_make_join", cfg.Matrix.ServerName, keys, wakeup,
 		func(httpReq *http.Request, request *gomatrixserverlib.FederationRequest, vars map[string]string) util.JSONResponse {
 			if roomserverAPI.IsServerBannedFromRoom(httpReq.Context(), rsAPI, vars["roomID"], request.Origin()) {
@@ -320,7 +324,7 @@ func Setup(
 		},
 	)).Methods(http.MethodGet)
 
-	v1fedmux.Handle("/send_join/{roomID}/{eventID}", httputil.MakeFedAPI(
+	v1fedmux.Handle("/send_join/{roomID}/{eventID}", MakeFedAPI(
 		"federation_send_join", cfg.Matrix.ServerName, keys, wakeup,
 		func(httpReq *http.Request, request *gomatrixserverlib.FederationRequest, vars map[string]string) util.JSONResponse {
 			if roomserverAPI.IsServerBannedFromRoom(httpReq.Context(), rsAPI, vars["roomID"], request.Origin()) {
@@ -352,7 +356,7 @@ func Setup(
 		},
 	)).Methods(http.MethodPut)
 
-	v2fedmux.Handle("/send_join/{roomID}/{eventID}", httputil.MakeFedAPI(
+	v2fedmux.Handle("/send_join/{roomID}/{eventID}", MakeFedAPI(
 		"federation_send_join", cfg.Matrix.ServerName, keys, wakeup,
 		func(httpReq *http.Request, request *gomatrixserverlib.FederationRequest, vars map[string]string) util.JSONResponse {
 			if roomserverAPI.IsServerBannedFromRoom(httpReq.Context(), rsAPI, vars["roomID"], request.Origin()) {
@@ -369,7 +373,7 @@ func Setup(
 		},
 	)).Methods(http.MethodPut)
 
-	v1fedmux.Handle("/make_leave/{roomID}/{eventID}", httputil.MakeFedAPI(
+	v1fedmux.Handle("/make_leave/{roomID}/{eventID}", MakeFedAPI(
 		"federation_make_leave", cfg.Matrix.ServerName, keys, wakeup,
 		func(httpReq *http.Request, request *gomatrixserverlib.FederationRequest, vars map[string]string) util.JSONResponse {
 			if roomserverAPI.IsServerBannedFromRoom(httpReq.Context(), rsAPI, vars["roomID"], request.Origin()) {
@@ -386,7 +390,7 @@ func Setup(
 		},
 	)).Methods(http.MethodGet)
 
-	v1fedmux.Handle("/send_leave/{roomID}/{eventID}", httputil.MakeFedAPI(
+	v1fedmux.Handle("/send_leave/{roomID}/{eventID}", MakeFedAPI(
 		"federation_send_leave", cfg.Matrix.ServerName, keys, wakeup,
 		func(httpReq *http.Request, request *gomatrixserverlib.FederationRequest, vars map[string]string) util.JSONResponse {
 			if roomserverAPI.IsServerBannedFromRoom(httpReq.Context(), rsAPI, vars["roomID"], request.Origin()) {
@@ -418,7 +422,7 @@ func Setup(
 		},
 	)).Methods(http.MethodPut)
 
-	v2fedmux.Handle("/send_leave/{roomID}/{eventID}", httputil.MakeFedAPI(
+	v2fedmux.Handle("/send_leave/{roomID}/{eventID}", MakeFedAPI(
 		"federation_send_leave", cfg.Matrix.ServerName, keys, wakeup,
 		func(httpReq *http.Request, request *gomatrixserverlib.FederationRequest, vars map[string]string) util.JSONResponse {
 			if roomserverAPI.IsServerBannedFromRoom(httpReq.Context(), rsAPI, vars["roomID"], request.Origin()) {
@@ -442,7 +446,7 @@ func Setup(
 		},
 	)).Methods(http.MethodGet)
 
-	v1fedmux.Handle("/get_missing_events/{roomID}", httputil.MakeFedAPI(
+	v1fedmux.Handle("/get_missing_events/{roomID}", MakeFedAPI(
 		"federation_get_missing_events", cfg.Matrix.ServerName, keys, wakeup,
 		func(httpReq *http.Request, request *gomatrixserverlib.FederationRequest, vars map[string]string) util.JSONResponse {
 			if roomserverAPI.IsServerBannedFromRoom(httpReq.Context(), rsAPI, vars["roomID"], request.Origin()) {
@@ -455,7 +459,7 @@ func Setup(
 		},
 	)).Methods(http.MethodPost)
 
-	v1fedmux.Handle("/backfill/{roomID}", httputil.MakeFedAPI(
+	v1fedmux.Handle("/backfill/{roomID}", MakeFedAPI(
 		"federation_backfill", cfg.Matrix.ServerName, keys, wakeup,
 		func(httpReq *http.Request, request *gomatrixserverlib.FederationRequest, vars map[string]string) util.JSONResponse {
 			if roomserverAPI.IsServerBannedFromRoom(httpReq.Context(), rsAPI, vars["roomID"], request.Origin()) {
@@ -474,14 +478,14 @@ func Setup(
 		}),
 	).Methods(http.MethodGet, http.MethodPost)
 
-	v1fedmux.Handle("/user/keys/claim", httputil.MakeFedAPI(
+	v1fedmux.Handle("/user/keys/claim", MakeFedAPI(
 		"federation_keys_claim", cfg.Matrix.ServerName, keys, wakeup,
 		func(httpReq *http.Request, request *gomatrixserverlib.FederationRequest, vars map[string]string) util.JSONResponse {
 			return ClaimOneTimeKeys(httpReq, request, keyAPI, cfg.Matrix.ServerName)
 		},
 	)).Methods(http.MethodPost)
 
-	v1fedmux.Handle("/user/keys/query", httputil.MakeFedAPI(
+	v1fedmux.Handle("/user/keys/query", MakeFedAPI(
 		"federation_keys_query", cfg.Matrix.ServerName, keys, wakeup,
 		func(httpReq *http.Request, request *gomatrixserverlib.FederationRequest, vars map[string]string) util.JSONResponse {
 			return QueryDeviceKeys(httpReq, request, keyAPI, cfg.Matrix.ServerName)
@@ -518,3 +522,67 @@ func ErrorIfLocalServerNotInRoom(
 	}
 	return nil
 }
+
+// MakeFedAPI makes an http.Handler that checks matrix federation authentication.
+func MakeFedAPI(
+	metricsName string,
+	serverName gomatrixserverlib.ServerName,
+	keyRing gomatrixserverlib.JSONVerifier,
+	wakeup *FederationWakeups,
+	f func(*http.Request, *gomatrixserverlib.FederationRequest, map[string]string) util.JSONResponse,
+) http.Handler {
+	h := func(req *http.Request) util.JSONResponse {
+		fedReq, errResp := gomatrixserverlib.VerifyHTTPRequest(
+			req, time.Now(), serverName, keyRing,
+		)
+		if fedReq == nil {
+			return errResp
+		}
+		// add the user to Sentry, if enabled
+		hub := sentry.GetHubFromContext(req.Context())
+		if hub != nil {
+			hub.Scope().SetTag("origin", string(fedReq.Origin()))
+			hub.Scope().SetTag("uri", fedReq.RequestURI())
+		}
+		defer func() {
+			if r := recover(); r != nil {
+				if hub != nil {
+					hub.CaptureException(fmt.Errorf("%s panicked", req.URL.Path))
+				}
+				// re-panic to return the 500
+				panic(r)
+			}
+		}()
+		go wakeup.Wakeup(req.Context(), fedReq.Origin())
+		vars, err := httputil.URLDecodeMapValues(mux.Vars(req))
+		if err != nil {
+			return util.MatrixErrorResponse(400, "M_UNRECOGNISED", "badly encoded query params")
+		}
+
+		jsonRes := f(req, fedReq, vars)
+		// do not log 4xx as errors as they are client fails, not server fails
+		if hub != nil && jsonRes.Code >= 500 {
+			hub.Scope().SetExtra("response", jsonRes)
+			hub.CaptureException(fmt.Errorf("%s returned HTTP %d", req.URL.Path, jsonRes.Code))
+		}
+		return jsonRes
+	}
+	return httputil.MakeExternalAPI(metricsName, h)
+}
+
+type FederationWakeups struct {
+	FsAPI   *fedInternal.FederationInternalAPI
+	origins sync.Map
+}
+
+func (f *FederationWakeups) Wakeup(ctx context.Context, origin gomatrixserverlib.ServerName) {
+	key, keyok := f.origins.Load(origin)
+	if keyok {
+		lastTime, ok := key.(time.Time)
+		if ok && time.Since(lastTime) < time.Minute {
+			return
+		}
+	}
+	f.FsAPI.MarkServersAlive([]gomatrixserverlib.ServerName{origin})
+	f.origins.Store(origin, time.Now())
+}

federationapi/routing/send.go

@@ -83,7 +83,7 @@ func Send(
 	txnID gomatrixserverlib.TransactionID,
 	cfg *config.FederationAPI,
 	rsAPI api.FederationRoomserverAPI,
-	keyAPI keyapi.KeyInternalAPI,
+	keyAPI keyapi.FederationKeyAPI,
 	keys gomatrixserverlib.JSONVerifier,
 	federation *gomatrixserverlib.FederationClient,
 	mu *internal.MutexByRoom,
@@ -183,7 +183,7 @@ func Send(
 type txnReq struct {
 	gomatrixserverlib.Transaction
 	rsAPI                  api.FederationRoomserverAPI
-	keyAPI                 keyapi.KeyInternalAPI
+	keyAPI                 keyapi.FederationKeyAPI
 	ourServerName          gomatrixserverlib.ServerName
 	keys                   gomatrixserverlib.JSONVerifier
 	federation             txnFederationClient

go.mod

@@ -30,7 +30,7 @@ require (
 	github.com/matrix-org/dugong v0.0.0-20210921133753-66e6b1c67e2e
 	github.com/matrix-org/go-sqlite3-js v0.0.0-20220419092513-28aa791a1c91
 	github.com/matrix-org/gomatrix v0.0.0-20210324163249-be2af5ef2e16
-	github.com/matrix-org/gomatrixserverlib v0.0.0-20220505130352-f72a63510060
+	github.com/matrix-org/gomatrixserverlib v0.0.0-20220509120958-8d818048c34c
 	github.com/matrix-org/pinecone v0.0.0-20220408153826-2999ea29ed48
 	github.com/matrix-org/util v0.0.0-20200807132607-55161520e1d4
 	github.com/mattn/go-sqlite3 v1.14.10
@@ -48,17 +48,17 @@ require (
 	github.com/prometheus/client_golang v1.12.1
 	github.com/sirupsen/logrus v1.8.1
 	github.com/stretchr/testify v1.7.0
-	github.com/tidwall/gjson v1.14.0
+	github.com/tidwall/gjson v1.14.1
 	github.com/tidwall/sjson v1.2.4
 	github.com/uber/jaeger-client-go v2.30.0+incompatible
 	github.com/uber/jaeger-lib v2.4.1+incompatible
 	github.com/yggdrasil-network/yggdrasil-go v0.4.3
 	go.uber.org/atomic v1.9.0
-	golang.org/x/crypto v0.0.0-20220331220935-ae2d96664a29
+	golang.org/x/crypto v0.0.0-20220507011949-2cf3adece122
 	golang.org/x/image v0.0.0-20220321031419-a8550c1d254a
 	golang.org/x/mobile v0.0.0-20220407111146-e579adbbc4a2
 	golang.org/x/net v0.0.0-20220407224826-aac1ed45d8e3
-	golang.org/x/sys v0.0.0-20220406163625-3f8b81556e12 // indirect
+	golang.org/x/sys v0.0.0-20220503163025-988cb79eb6c6 // indirect
 	golang.org/x/term v0.0.0-20210927222741-03fcf44c2211
 	gopkg.in/h2non/bimg.v1 v1.1.9
 	gopkg.in/yaml.v2 v2.4.0

go.sum

@@ -795,8 +795,8 @@ github.com/matrix-org/go-sqlite3-js v0.0.0-20220419092513-28aa791a1c91/go.mod h1
 github.com/matrix-org/gomatrix v0.0.0-20190528120928-7df988a63f26/go.mod h1:3fxX6gUjWyI/2Bt7J1OLhpCzOfO/bB3AiX0cJtEKud0=
 github.com/matrix-org/gomatrix v0.0.0-20210324163249-be2af5ef2e16 h1:ZtO5uywdd5dLDCud4r0r55eP4j9FuUNpl60Gmntcop4=
 github.com/matrix-org/gomatrix v0.0.0-20210324163249-be2af5ef2e16/go.mod h1:/gBX06Kw0exX1HrwmoBibFA98yBk/jxKpGVeyQbff+s=
-github.com/matrix-org/gomatrixserverlib v0.0.0-20220505130352-f72a63510060 h1:tYi4mCOWgVLt8mpkG1LFRKcMfSTwp5NQ5wBKdtaxO9s=
+github.com/matrix-org/gomatrixserverlib v0.0.0-20220509120958-8d818048c34c h1:KqzqFWxvs90pcDaW9QEveW+Q5JcEYuNnKyaqXc+ohno=
-github.com/matrix-org/gomatrixserverlib v0.0.0-20220505130352-f72a63510060/go.mod h1:V5eO8rn/C3rcxig37A/BCeKerLFS+9Avg/77FIeTZ48=
+github.com/matrix-org/gomatrixserverlib v0.0.0-20220509120958-8d818048c34c/go.mod h1:V5eO8rn/C3rcxig37A/BCeKerLFS+9Avg/77FIeTZ48=
 github.com/matrix-org/pinecone v0.0.0-20220408153826-2999ea29ed48 h1:W0sjjC6yjskHX4mb0nk3p0fXAlbU5bAFUFeEtlrPASE=
 github.com/matrix-org/pinecone v0.0.0-20220408153826-2999ea29ed48/go.mod h1:ulJzsVOTssIVp1j/m5eI//4VpAGDkMt5NrRuAVX7wpc=
 github.com/matrix-org/util v0.0.0-20190711121626-527ce5ddefc7/go.mod h1:vVQlW/emklohkZnOPwD3LrZUBqdfsbiyO3p1lNV8F6U=
@@ -1130,8 +1130,8 @@ github.com/syndtr/gocapability v0.0.0-20200815063812-42c35b437635/go.mod h1:hkRG
 github.com/tarm/serial v0.0.0-20180830185346-98f6abe2eb07/go.mod h1:kDXzergiv9cbyO7IOYJZWg1U88JhDg3PB6klq9Hg2pA=
 github.com/tchap/go-patricia v2.2.6+incompatible/go.mod h1:bmLyhP68RS6kStMGxByiQ23RP/odRBOTVjwp2cDyi6I=
 github.com/tidwall/gjson v1.12.1/go.mod h1:/wbyibRr2FHMks5tjHJ5F8dMZh3AcwJEMf5vlfC0lxk=
-github.com/tidwall/gjson v1.14.0 h1:6aeJ0bzojgWLa82gDQHcx3S0Lr/O51I9bJ5nv6JFx5w=
+github.com/tidwall/gjson v1.14.1 h1:iymTbGkQBhveq21bEvAQ81I0LEBork8BFe1CUZXdyuo=
-github.com/tidwall/gjson v1.14.0/go.mod h1:/wbyibRr2FHMks5tjHJ5F8dMZh3AcwJEMf5vlfC0lxk=
+github.com/tidwall/gjson v1.14.1/go.mod h1:/wbyibRr2FHMks5tjHJ5F8dMZh3AcwJEMf5vlfC0lxk=
 github.com/tidwall/match v1.1.1 h1:+Ho715JplO36QYgwN9PGYNhgZvoUSc9X2c80KVTi+GA=
 github.com/tidwall/match v1.1.1/go.mod h1:eRSPERbgtNPcGhD8UCthc6PmLEQXEWd3PRB5JTxsfmM=
 github.com/tidwall/pretty v1.2.0 h1:RWIZEg2iJ8/g6fDDYzMpobmaoGh5OLl4AXtGUGPcqCs=
@@ -1281,8 +1281,8 @@ golang.org/x/crypto v0.0.0-20210421170649-83a5a9bb288b/go.mod h1:T9bdIzuCu7OtxOm
 golang.org/x/crypto v0.0.0-20210817164053-32db794688a5/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
 golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
 golang.org/x/crypto v0.0.0-20220112180741-5e0467b6c7ce/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
-golang.org/x/crypto v0.0.0-20220331220935-ae2d96664a29 h1:tkVvjkPTB7pnW3jnid7kNyAMPVWllTNOf/qKDze4p9o=
+golang.org/x/crypto v0.0.0-20220507011949-2cf3adece122 h1:NvGWuYG8dkDHFSKksI1P9faiVJ9rayE6l0+ouWVIDs8=
-golang.org/x/crypto v0.0.0-20220331220935-ae2d96664a29/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
+golang.org/x/crypto v0.0.0-20220507011949-2cf3adece122/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
 golang.org/x/exp v0.0.0-20180321215751-8460e604b9de/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20180807140117-3d87b88a115f/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
@@ -1543,8 +1543,8 @@ golang.org/x/sys v0.0.0-20211216021012-1d35b9e2eb4e/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.0.0-20220111092808-5a964db01320/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220114195835-da31bd327af9/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220405052023-b1e9470b6e64/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20220406163625-3f8b81556e12 h1:QyVthZKMsyaQwBTJE04jdNN0Pp5Fn9Qga0mrgxyERQM=
+golang.org/x/sys v0.0.0-20220503163025-988cb79eb6c6 h1:nonptSpoQ4vQjyraW20DXPAglgQfVnM9ZC6MmNLMR60=
-golang.org/x/sys v0.0.0-20220406163625-3f8b81556e12/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20220503163025-988cb79eb6c6/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201117132131-f5c789dd3221/go.mod h1:Nr5EML6q2oocZ2LXRh80K7BxOlk5/8JxuGnuhpl+muw=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/term v0.0.0-20210220032956-6a3ed077a48d/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=

internal/caching/cache_lazy_load_members.go

@@ -15,33 +15,14 @@ const (
 	LazyLoadCacheMaxAge         = time.Minute * 30
 )
 
-type LazyLoadCache struct {
+type LazyLoadCache interface {
-	// InMemoryLRUCachePartition containing other InMemoryLRUCachePartitions
+	StoreLazyLoadedUser(device *userapi.Device, roomID, userID, eventID string)
-	// with the actual cached members
+	IsLazyLoadedUserCached(device *userapi.Device, roomID, userID string) (string, bool)
-	userCaches *InMemoryLRUCachePartition
 }
 
-// NewLazyLoadCache creates a new LazyLoadCache.
+func (c Caches) lazyLoadCacheForUser(device *userapi.Device) (*InMemoryLRUCachePartition, error) {
-func NewLazyLoadCache() (*LazyLoadCache, error) {
-	cache, err := NewInMemoryLRUCachePartition(
-		LazyLoadCacheName,
-		LazyLoadCacheMutable,
-		LazyLoadCacheMaxEntries,
-		LazyLoadCacheMaxAge,
-		true,
-	)
-	if err != nil {
-		return nil, err
-	}
-	go cacheCleaner(cache)
-	return &LazyLoadCache{
-		userCaches: cache,
-	}, nil
-}
-
-func (c *LazyLoadCache) lazyLoadCacheForUser(device *userapi.Device) (*InMemoryLRUCachePartition, error) {
 	cacheName := fmt.Sprintf("%s/%s", device.UserID, device.ID)
-	userCache, ok := c.userCaches.Get(cacheName)
+	userCache, ok := c.LazyLoading.Get(cacheName)
 	if ok && userCache != nil {
 		if cache, ok := userCache.(*InMemoryLRUCachePartition); ok {
 			return cache, nil
@@ -57,12 +38,12 @@ func (c *LazyLoadCache) lazyLoadCacheForUser(device *userapi.Device) (*InMemoryL
 	if err != nil {
 		return nil, err
 	}
-	c.userCaches.Set(cacheName, cache)
+	c.LazyLoading.Set(cacheName, cache)
 	go cacheCleaner(cache)
 	return cache, nil
 }
 
-func (c *LazyLoadCache) StoreLazyLoadedUser(device *userapi.Device, roomID, userID, eventID string) {
+func (c Caches) StoreLazyLoadedUser(device *userapi.Device, roomID, userID, eventID string) {
 	cache, err := c.lazyLoadCacheForUser(device)
 	if err != nil {
 		return
@@ -71,7 +52,7 @@ func (c *LazyLoadCache) StoreLazyLoadedUser(device *userapi.Device, roomID, user
 	cache.Set(cacheKey, eventID)
 }
 
-func (c *LazyLoadCache) IsLazyLoadedUserCached(device *userapi.Device, roomID, userID string) (string, bool) {
+func (c Caches) IsLazyLoadedUserCached(device *userapi.Device, roomID, userID string) (string, bool) {
 	cache, err := c.lazyLoadCacheForUser(device)
 	if err != nil {
 		return "", false

internal/caching/caches.go

@@ -1,6 +1,8 @@
 package caching
 
-import "time"
+import (
+	"time"
+)
 
 // Caches contains a set of references to caches. They may be
 // different implementations as long as they satisfy the Cache
@@ -13,6 +15,7 @@ type Caches struct {
 	RoomInfos          Cache // RoomInfoCache
 	FederationEvents   Cache // FederationEventsCache
 	SpaceSummaryRooms  Cache // SpaceSummaryRoomsCache
+	LazyLoading        Cache // LazyLoadCache
 }
 
 // Cache is the interface that an implementation must satisfy.

internal/caching/impl_inmemorylru.go

@@ -70,9 +70,21 @@ func NewInMemoryLRUCache(enablePrometheus bool) (*Caches, error) {
 	if err != nil {
 		return nil, err
 	}
+
+	lazyLoadCache, err := NewInMemoryLRUCachePartition(
+		LazyLoadCacheName,
+		LazyLoadCacheMutable,
+		LazyLoadCacheMaxEntries,
+		LazyLoadCacheMaxAge,
+		enablePrometheus,
+	)
+	if err != nil {
+		return nil, err
+	}
+
 	go cacheCleaner(
 		roomVersions, serverKeys, roomServerRoomIDs,
-		roomInfos, federationEvents, spaceRooms,
+		roomInfos, federationEvents, spaceRooms, lazyLoadCache,
 	)
 	return &Caches{
 		RoomVersions:      roomVersions,
@@ -81,6 +93,7 @@ func NewInMemoryLRUCache(enablePrometheus bool) (*Caches, error) {
 		RoomInfos:         roomInfos,
 		FederationEvents:  federationEvents,
 		SpaceSummaryRooms: spaceRooms,
+		LazyLoading:       lazyLoadCache,
 	}, nil
 }
 

internal/httputil/httpapi.go

@@ -24,17 +24,13 @@ import (
 	"net/http/httputil"
 	"os"
 	"strings"
-	"sync"
-	"time"
 
 	"github.com/getsentry/sentry-go"
-	"github.com/gorilla/mux"
 	"github.com/matrix-org/dendrite/clientapi/auth"
 	"github.com/matrix-org/dendrite/clientapi/jsonerror"
 	federationapiAPI "github.com/matrix-org/dendrite/federationapi/api"
 	"github.com/matrix-org/dendrite/setup/config"
 	userapi "github.com/matrix-org/dendrite/userapi/api"
-	"github.com/matrix-org/gomatrixserverlib"
 	"github.com/matrix-org/util"
 	opentracing "github.com/opentracing/opentracing-go"
 	"github.com/opentracing/opentracing-go/ext"
@@ -298,79 +294,6 @@ func MakeInternalAPI(metricsName string, f func(*http.Request) util.JSONResponse
 	)
 }
 
-// MakeFedAPI makes an http.Handler that checks matrix federation authentication.
-func MakeFedAPI(
-	metricsName string,
-	serverName gomatrixserverlib.ServerName,
-	keyRing gomatrixserverlib.JSONVerifier,
-	wakeup *FederationWakeups,
-	f func(*http.Request, *gomatrixserverlib.FederationRequest, map[string]string) util.JSONResponse,
-) http.Handler {
-	h := func(req *http.Request) util.JSONResponse {
-		fedReq, errResp := gomatrixserverlib.VerifyHTTPRequest(
-			req, time.Now(), serverName, keyRing,
-		)
-		if fedReq == nil {
-			return errResp
-		}
-		// add the user to Sentry, if enabled
-		hub := sentry.GetHubFromContext(req.Context())
-		if hub != nil {
-			hub.Scope().SetTag("origin", string(fedReq.Origin()))
-			hub.Scope().SetTag("uri", fedReq.RequestURI())
-		}
-		defer func() {
-			if r := recover(); r != nil {
-				if hub != nil {
-					hub.CaptureException(fmt.Errorf("%s panicked", req.URL.Path))
-				}
-				// re-panic to return the 500
-				panic(r)
-			}
-		}()
-		go wakeup.Wakeup(req.Context(), fedReq.Origin())
-		vars, err := URLDecodeMapValues(mux.Vars(req))
-		if err != nil {
-			return util.MatrixErrorResponse(400, "M_UNRECOGNISED", "badly encoded query params")
-		}
-
-		jsonRes := f(req, fedReq, vars)
-		// do not log 4xx as errors as they are client fails, not server fails
-		if hub != nil && jsonRes.Code >= 500 {
-			hub.Scope().SetExtra("response", jsonRes)
-			hub.CaptureException(fmt.Errorf("%s returned HTTP %d", req.URL.Path, jsonRes.Code))
-		}
-		return jsonRes
-	}
-	return MakeExternalAPI(metricsName, h)
-}
-
-type FederationWakeups struct {
-	FsAPI   federationapiAPI.FederationInternalAPI
-	origins sync.Map
-}
-
-func (f *FederationWakeups) Wakeup(ctx context.Context, origin gomatrixserverlib.ServerName) {
-	key, keyok := f.origins.Load(origin)
-	if keyok {
-		lastTime, ok := key.(time.Time)
-		if ok && time.Since(lastTime) < time.Minute {
-			return
-		}
-	}
-	aliveReq := federationapiAPI.PerformServersAliveRequest{
-		Servers: []gomatrixserverlib.ServerName{origin},
-	}
-	aliveRes := federationapiAPI.PerformServersAliveResponse{}
-	if err := f.FsAPI.PerformServersAlive(ctx, &aliveReq, &aliveRes); err != nil {
-		util.GetLogger(ctx).WithError(err).WithFields(logrus.Fields{
-			"origin": origin,
-		}).Warn("incoming federation request failed to notify server alive")
-	} else {
-		f.origins.Store(origin, time.Now())
-	}
-}
-
 // WrapHandlerInBasicAuth adds basic auth to a handler. Only used for /metrics
 func WrapHandlerInBasicAuth(h http.Handler, b BasicAuth) http.HandlerFunc {
 	if b.Username == "" || b.Password == "" {

internal/version.go

@@ -17,8 +17,8 @@ var build string
 const (
 	VersionMajor = 0
 	VersionMinor = 8
-	VersionPatch = 2
+	VersionPatch = 3
-	VersionTag   = "" // example: "rc1"
+	VersionTag   = "rc1" // example: "rc1"
 )
 
 func VersionString() string {

keyserver/api/api.go

@@ -29,15 +29,11 @@ import (
 type KeyInternalAPI interface {
 	SyncKeyAPI
 	ClientKeyAPI
+	FederationKeyAPI
 	UserKeyAPI
 
 	// SetUserAPI assigns a user API to query when extracting device names.
-	SetUserAPI(i userapi.UserInternalAPI)
+	SetUserAPI(i userapi.KeyserverUserAPI)
-	// InputDeviceListUpdate from a federated server EDU
-	InputDeviceListUpdate(ctx context.Context, req *InputDeviceListUpdateRequest, res *InputDeviceListUpdateResponse)
-
-	QueryDeviceMessages(ctx context.Context, req *QueryDeviceMessagesRequest, res *QueryDeviceMessagesResponse)
-	QuerySignatures(ctx context.Context, req *QuerySignaturesRequest, res *QuerySignaturesResponse)
 }
 
 // API functions required by the clientapi
@@ -62,6 +58,16 @@ type SyncKeyAPI interface {
 	QueryOneTimeKeys(ctx context.Context, req *QueryOneTimeKeysRequest, res *QueryOneTimeKeysResponse)
 }
 
+type FederationKeyAPI interface {
+	QueryKeys(ctx context.Context, req *QueryKeysRequest, res *QueryKeysResponse)
+	QuerySignatures(ctx context.Context, req *QuerySignaturesRequest, res *QuerySignaturesResponse)
+	QueryDeviceMessages(ctx context.Context, req *QueryDeviceMessagesRequest, res *QueryDeviceMessagesResponse)
+	// InputDeviceListUpdate from a federated server EDU
+	InputDeviceListUpdate(ctx context.Context, req *InputDeviceListUpdateRequest, res *InputDeviceListUpdateResponse)
+	PerformUploadDeviceKeys(ctx context.Context, req *PerformUploadDeviceKeysRequest, res *PerformUploadDeviceKeysResponse)
+	PerformClaimKeys(ctx context.Context, req *PerformClaimKeysRequest, res *PerformClaimKeysResponse)
+}
+
 // KeyError is returned if there was a problem performing/querying the server
 type KeyError struct {
 	Err                string `json:"error"`

keyserver/internal/internal.go

@@ -38,12 +38,12 @@ type KeyInternalAPI struct {
 	DB         storage.Database
 	ThisServer gomatrixserverlib.ServerName
 	FedClient  fedsenderapi.FederationClient
-	UserAPI    userapi.UserInternalAPI
+	UserAPI    userapi.KeyserverUserAPI
 	Producer   *producers.KeyChange
 	Updater    *DeviceListUpdater
 }
 
-func (a *KeyInternalAPI) SetUserAPI(i userapi.UserInternalAPI) {
+func (a *KeyInternalAPI) SetUserAPI(i userapi.KeyserverUserAPI) {
 	a.UserAPI = i
 }
 

keyserver/inthttp/client.go

@@ -60,7 +60,7 @@ type httpKeyInternalAPI struct {
 	httpClient *http.Client
 }
 
-func (h *httpKeyInternalAPI) SetUserAPI(i userapi.UserInternalAPI) {
+func (h *httpKeyInternalAPI) SetUserAPI(i userapi.KeyserverUserAPI) {
 	// no-op: doesn't need it
 }
 func (h *httpKeyInternalAPI) InputDeviceListUpdate(

keyserver/keyserver.go

@@ -39,7 +39,7 @@ func AddInternalRoutes(router *mux.Router, intAPI api.KeyInternalAPI) {
 func NewInternalAPI(
 	base *base.BaseDendrite, cfg *config.KeyServer, fedClient fedsenderapi.FederationClient,
 ) api.KeyInternalAPI {
-	js, _ := jetstream.Prepare(base.ProcessContext, &cfg.Matrix.JetStream)
+	js, _ := base.NATS.Prepare(base.ProcessContext, &cfg.Matrix.JetStream)
 
 	db, err := storage.NewDatabase(base, &cfg.Database)
 	if err != nil {

keyserver/storage/postgres/one_time_keys_table.go

@@ -39,6 +39,8 @@ CREATE TABLE IF NOT EXISTS keyserver_one_time_keys (
 	-- Clobber based on 4-uple of user/device/key/algorithm.
     CONSTRAINT keyserver_one_time_keys_unique UNIQUE (user_id, device_id, key_id, algorithm)
 );
+
+CREATE INDEX IF NOT EXISTS keyserver_one_time_keys_idx ON keyserver_one_time_keys (user_id, device_id);
 `
 
 const upsertKeysSQL = "" +

keyserver/storage/sqlite3/one_time_keys_table.go

@@ -38,6 +38,8 @@ CREATE TABLE IF NOT EXISTS keyserver_one_time_keys (
 	-- Clobber based on 4-uple of user/device/key/algorithm.
     UNIQUE (user_id, device_id, key_id, algorithm)
 );
+
+CREATE INDEX IF NOT EXISTS keyserver_one_time_keys_idx ON keyserver_one_time_keys (user_id, device_id);
 `
 
 const upsertKeysSQL = "" +

roomserver/api/alias.go

@@ -59,18 +59,6 @@ type GetAliasesForRoomIDResponse struct {
 	Aliases []string `json:"aliases"`
 }
 
-// GetCreatorIDForAliasRequest is a request to GetCreatorIDForAlias
-type GetCreatorIDForAliasRequest struct {
-	// The alias we want to find the creator of
-	Alias string `json:"alias"`
-}
-
-// GetCreatorIDForAliasResponse is a response to GetCreatorIDForAlias
-type GetCreatorIDForAliasResponse struct {
-	// The user ID of the alias creator
-	UserID string `json:"user_id"`
-}
-
 // RemoveRoomAliasRequest is a request to RemoveRoomAlias
 type RemoveRoomAliasRequest struct {
 	// ID of the user removing the alias

roomserver/api/api.go

@@ -12,10 +12,6 @@ import (
 
 // RoomserverInputAPI is used to write events to the room server.
 type RoomserverInternalAPI interface {
-	InputRoomEventsAPI
-	QueryLatestEventsAndStateAPI
-	QueryEventsAPI
-
 	SyncRoomserverAPI
 	AppserviceRoomserverAPI
 	ClientRoomserverAPI
@@ -25,101 +21,18 @@ type RoomserverInternalAPI interface {
 	// needed to avoid chicken and egg scenario when setting up the
 	// interdependencies between the roomserver and other input APIs
 	SetFederationAPI(fsAPI fsAPI.RoomserverFederationAPI, keyRing *gomatrixserverlib.KeyRing)
-	SetAppserviceAPI(asAPI asAPI.AppServiceQueryAPI)
+	SetAppserviceAPI(asAPI asAPI.AppServiceInternalAPI)
-	SetUserAPI(userAPI userapi.UserInternalAPI)
+	SetUserAPI(userAPI userapi.RoomserverUserAPI)
-
-	PerformInvite(
-		ctx context.Context,
-		req *PerformInviteRequest,
-		res *PerformInviteResponse,
-	) error
-
-	PerformJoin(
-		ctx context.Context,
-		req *PerformJoinRequest,
-		res *PerformJoinResponse,
-	)
-
-	PerformLeave(
-		ctx context.Context,
-		req *PerformLeaveRequest,
-		res *PerformLeaveResponse,
-	) error
-
-	PerformPeek(
-		ctx context.Context,
-		req *PerformPeekRequest,
-		res *PerformPeekResponse,
-	)
-
-	PerformUnpeek(
-		ctx context.Context,
-		req *PerformUnpeekRequest,
-		res *PerformUnpeekResponse,
-	)
-
-	PerformPublish(
-		ctx context.Context,
-		req *PerformPublishRequest,
-		res *PerformPublishResponse,
-	)
 
 	// QueryAuthChain returns the entire auth chain for the event IDs given.
 	// The response includes the events in the request.
 	// Omits without error for any missing auth events. There will be no duplicates.
+	// Used in MSC2836.
 	QueryAuthChain(
 		ctx context.Context,
 		req *QueryAuthChainRequest,
 		res *QueryAuthChainResponse,
 	) error
-
-	// QueryRoomsForUser retrieves a list of room IDs matching the given query.
-	QueryRoomsForUser(ctx context.Context, req *QueryRoomsForUserRequest, res *QueryRoomsForUserResponse) error
-
-	// PerformRoomUpgrade upgrades a room to a newer version
-	PerformRoomUpgrade(ctx context.Context, req *PerformRoomUpgradeRequest, resp *PerformRoomUpgradeResponse)
-
-	// Asks for the default room version as preferred by the server.
-	QueryRoomVersionCapabilities(
-		ctx context.Context,
-		req *QueryRoomVersionCapabilitiesRequest,
-		res *QueryRoomVersionCapabilitiesResponse,
-	) error
-
-	// Asks for the room version for a given room.
-	QueryRoomVersionForRoom(
-		ctx context.Context,
-		req *QueryRoomVersionForRoomRequest,
-		res *QueryRoomVersionForRoomResponse,
-	) error
-
-	// Set a room alias
-	SetRoomAlias(
-		ctx context.Context,
-		req *SetRoomAliasRequest,
-		res *SetRoomAliasResponse,
-	) error
-
-	// Get the room ID for an alias
-	GetRoomIDForAlias(
-		ctx context.Context,
-		req *GetRoomIDForAliasRequest,
-		res *GetRoomIDForAliasResponse,
-	) error
-
-	// Get the user ID of the creator of an alias
-	GetCreatorIDForAlias(
-		ctx context.Context,
-		req *GetCreatorIDForAliasRequest,
-		res *GetCreatorIDForAliasResponse,
-	) error
-
-	// Remove a room alias
-	RemoveRoomAlias(
-		ctx context.Context,
-		req *RemoveRoomAliasRequest,
-		res *RemoveRoomAliasResponse,
-	) error
 }
 
 type InputRoomEventsAPI interface {

roomserver/api/api_trace.go

@@ -23,11 +23,11 @@ func (t *RoomserverInternalAPITrace) SetFederationAPI(fsAPI fsAPI.RoomserverFede
 	t.Impl.SetFederationAPI(fsAPI, keyRing)
 }
 
-func (t *RoomserverInternalAPITrace) SetAppserviceAPI(asAPI asAPI.AppServiceQueryAPI) {
+func (t *RoomserverInternalAPITrace) SetAppserviceAPI(asAPI asAPI.AppServiceInternalAPI) {
 	t.Impl.SetAppserviceAPI(asAPI)
 }
 
-func (t *RoomserverInternalAPITrace) SetUserAPI(userAPI userapi.UserInternalAPI) {
+func (t *RoomserverInternalAPITrace) SetUserAPI(userAPI userapi.RoomserverUserAPI) {
 	t.Impl.SetUserAPI(userAPI)
 }
 
@@ -293,16 +293,6 @@ func (t *RoomserverInternalAPITrace) GetAliasesForRoomID(
 	return err
 }
 
-func (t *RoomserverInternalAPITrace) GetCreatorIDForAlias(
-	ctx context.Context,
-	req *GetCreatorIDForAliasRequest,
-	res *GetCreatorIDForAliasResponse,
-) error {
-	err := t.Impl.GetCreatorIDForAlias(ctx, req, res)
-	util.GetLogger(ctx).WithError(err).Infof("GetCreatorIDForAlias req=%+v res=%+v", js(req), js(res))
-	return err
-}
-
 func (t *RoomserverInternalAPITrace) RemoveRoomAlias(
 	ctx context.Context,
 	req *RemoveRoomAliasRequest,

roomserver/internal/alias.go

@@ -41,9 +41,6 @@ type RoomserverInternalAPIDatabase interface {
 	// Look up all aliases referring to a given room ID.
 	// Returns an error if there was a problem talking to the database.
 	GetAliasesForRoomID(ctx context.Context, roomID string) ([]string, error)
-	// Get the user ID of the creator of an alias.
-	// Returns an error if there was a problem talking to the database.
-	GetCreatorIDForAlias(ctx context.Context, alias string) (string, error)
 	// Remove a given room alias.
 	// Returns an error if there was a problem talking to the database.
 	RemoveRoomAlias(ctx context.Context, alias string) error
@@ -134,22 +131,6 @@ func (r *RoomserverInternalAPI) GetAliasesForRoomID(
 	return nil
 }
 
-// GetCreatorIDForAlias implements alias.RoomserverInternalAPI
-func (r *RoomserverInternalAPI) GetCreatorIDForAlias(
-	ctx context.Context,
-	request *api.GetCreatorIDForAliasRequest,
-	response *api.GetCreatorIDForAliasResponse,
-) error {
-	// Look up the aliases in the database for the given RoomID
-	creatorID, err := r.DB.GetCreatorIDForAlias(ctx, request.Alias)
-	if err != nil {
-		return err
-	}
-
-	response.UserID = creatorID
-	return nil
-}
-
 // RemoveRoomAlias implements alias.RoomserverInternalAPI
 func (r *RoomserverInternalAPI) RemoveRoomAlias(
 	ctx context.Context,

roomserver/internal/api.go

@@ -44,7 +44,7 @@ type RoomserverInternalAPI struct {
 	KeyRing                gomatrixserverlib.JSONVerifier
 	ServerACLs             *acls.ServerACLs
 	fsAPI                  fsAPI.RoomserverFederationAPI
-	asAPI                  asAPI.AppServiceQueryAPI
+	asAPI                  asAPI.AppServiceInternalAPI
 	NATSClient             *nats.Conn
 	JetStream              nats.JetStreamContext
 	Durable                string
@@ -177,11 +177,11 @@ func (r *RoomserverInternalAPI) SetFederationAPI(fsAPI fsAPI.RoomserverFederatio
 	}
 }
 
-func (r *RoomserverInternalAPI) SetUserAPI(userAPI userapi.UserInternalAPI) {
+func (r *RoomserverInternalAPI) SetUserAPI(userAPI userapi.RoomserverUserAPI) {
 	r.Leaver.UserAPI = userAPI
 }
 
-func (r *RoomserverInternalAPI) SetAppserviceAPI(asAPI asAPI.AppServiceQueryAPI) {
+func (r *RoomserverInternalAPI) SetAppserviceAPI(asAPI asAPI.AppServiceInternalAPI) {
 	r.asAPI = asAPI
 }
 

roomserver/internal/input/input_latest_events.go

@@ -316,40 +316,30 @@ func (u *latestEventsUpdater) calculateLatest(
 	// Then let's see if any of the existing forward extremities now
 	// have entries in the previous events table. If they do then we
 	// will no longer include them as forward extremities.
-	existingPrevs := make(map[string]struct{})
+	for k, l := range existingRefs {
-	for _, l := range existingRefs {
 		referenced, err := u.updater.IsReferenced(l.EventReference)
 		if err != nil {
 			return false, fmt.Errorf("u.updater.IsReferenced: %w", err)
 		} else if referenced {
-			existingPrevs[l.EventID] = struct{}{}
+			delete(existingRefs, k)
 		}
 	}
 
-	// Include our new event in the extremities.
+	// Start off with our new unreferenced event. We're reusing the backing
-	newLatest := []types.StateAtEventAndReference{newStateAndRef}
+	// array here rather than allocating a new one.
+	u.latest = append(u.latest[:0], newStateAndRef)
 
-	// Then run through and see if the other extremities are still valid.
+	// If our new event references any of the existing forward extremities
-	// If our new event references them then they are no longer good
+	// then they are no longer forward extremities, so remove them.
-	// candidates.
 	for _, prevEventID := range newEvent.PrevEventIDs() {
 		delete(existingRefs, prevEventID)
 	}
 
-	// Ensure that we don't add any candidate forward extremities from
-	// the old set that are, themselves, referenced by the old set of
-	// forward extremities. This shouldn't happen but guards against
-	// the possibility anyway.
-	for prevEventID := range existingPrevs {
-		delete(existingRefs, prevEventID)
-	}
-
 	// Then re-add any old extremities that are still valid after all.
 	for _, old := range existingRefs {
-		newLatest = append(newLatest, *old)
+		u.latest = append(u.latest, *old)
 	}
 
-	u.latest = newLatest
 	return true, nil
 }
 

roomserver/internal/input/input_test.go

@@ -10,9 +10,9 @@ import (
 	"github.com/matrix-org/dendrite/roomserver/api"
 	"github.com/matrix-org/dendrite/roomserver/internal/input"
 	"github.com/matrix-org/dendrite/roomserver/storage"
+	"github.com/matrix-org/dendrite/setup/base"
 	"github.com/matrix-org/dendrite/setup/config"
-	"github.com/matrix-org/dendrite/setup/jetstream"
+	"github.com/matrix-org/dendrite/test"
-	"github.com/matrix-org/dendrite/setup/process"
 	"github.com/matrix-org/gomatrixserverlib"
 	"github.com/nats-io/nats.go"
 )
@@ -21,11 +21,11 @@ var js nats.JetStreamContext
 var jc *nats.Conn
 
 func TestMain(m *testing.M) {
-	var pc *process.ProcessContext
+	var b *base.BaseDendrite
-	pc, js, jc = jetstream.PrepareForTests()
+	b, js, jc = test.Base(nil)
 	code := m.Run()
-	pc.ShutdownDendrite()
+	b.ShutdownDendrite()
-	pc.WaitForComponentsToFinish()
+	b.WaitForComponentsToFinish()
 	os.Exit(code)
 }
 

roomserver/internal/perform/perform_leave.go

@@ -38,7 +38,7 @@ type Leaver struct {
 	Cfg     *config.RoomServer
 	DB      storage.Database
 	FSAPI   fsAPI.RoomserverFederationAPI
-	UserAPI userapi.UserInternalAPI
+	UserAPI userapi.RoomserverUserAPI
 	Inputer *input.Inputer
 }
 

roomserver/inthttp/client.go

@@ -91,11 +91,11 @@ func (h *httpRoomserverInternalAPI) SetFederationAPI(fsAPI fsInputAPI.Roomserver
 }
 
 // SetAppserviceAPI no-ops in HTTP client mode as there is no chicken/egg scenario
-func (h *httpRoomserverInternalAPI) SetAppserviceAPI(asAPI asAPI.AppServiceQueryAPI) {
+func (h *httpRoomserverInternalAPI) SetAppserviceAPI(asAPI asAPI.AppServiceInternalAPI) {
 }
 
 // SetUserAPI no-ops in HTTP client mode as there is no chicken/egg scenario
-func (h *httpRoomserverInternalAPI) SetUserAPI(userAPI userapi.UserInternalAPI) {
+func (h *httpRoomserverInternalAPI) SetUserAPI(userAPI userapi.RoomserverUserAPI) {
 }
 
 // SetRoomAlias implements RoomserverAliasAPI
@@ -137,19 +137,6 @@ func (h *httpRoomserverInternalAPI) GetAliasesForRoomID(
 	return httputil.PostJSON(ctx, span, h.httpClient, apiURL, request, response)
 }
 
-// GetCreatorIDForAlias implements RoomserverAliasAPI
-func (h *httpRoomserverInternalAPI) GetCreatorIDForAlias(
-	ctx context.Context,
-	request *api.GetCreatorIDForAliasRequest,
-	response *api.GetCreatorIDForAliasResponse,
-) error {
-	span, ctx := opentracing.StartSpanFromContext(ctx, "GetCreatorIDForAlias")
-	defer span.Finish()
-
-	apiURL := h.roomserverURL + RoomserverGetCreatorIDForAliasPath
-	return httputil.PostJSON(ctx, span, h.httpClient, apiURL, request, response)
-}
-
 // RemoveRoomAlias implements RoomserverAliasAPI
 func (h *httpRoomserverInternalAPI) RemoveRoomAlias(
 	ctx context.Context,

roomserver/inthttp/server.go

@@ -353,20 +353,6 @@ func AddRoutes(r api.RoomserverInternalAPI, internalAPIMux *mux.Router) {
 			return util.JSONResponse{Code: http.StatusOK, JSON: &response}
 		}),
 	)
-	internalAPIMux.Handle(
-		RoomserverGetCreatorIDForAliasPath,
-		httputil.MakeInternalAPI("GetCreatorIDForAlias", func(req *http.Request) util.JSONResponse {
-			var request api.GetCreatorIDForAliasRequest
-			var response api.GetCreatorIDForAliasResponse
-			if err := json.NewDecoder(req.Body).Decode(&request); err != nil {
-				return util.ErrorResponse(err)
-			}
-			if err := r.GetCreatorIDForAlias(req.Context(), &request, &response); err != nil {
-				return util.ErrorResponse(err)
-			}
-			return util.JSONResponse{Code: http.StatusOK, JSON: &response}
-		}),
-	)
 	internalAPIMux.Handle(
 		RoomserverGetAliasesForRoomIDPath,
 		httputil.MakeInternalAPI("getAliasesForRoomID", func(req *http.Request) util.JSONResponse {

roomserver/roomserver.go

@@ -50,7 +50,7 @@ func NewInternalAPI(
 		logrus.WithError(err).Panicf("failed to connect to room server db")
 	}
 
-	js, nc := jetstream.Prepare(base.ProcessContext, &cfg.Matrix.JetStream)
+	js, nc := base.NATS.Prepare(base.ProcessContext, &cfg.Matrix.JetStream)
 
 	return internal.NewRoomserverAPI(
 		base.ProcessContext, cfg, roomserverDB, js, nc,

roomserver/storage/postgres/event_json_table.go

@@ -59,12 +59,12 @@ type eventJSONStatements struct {
 	bulkSelectEventJSONStmt *sql.Stmt
 }
 
-func createEventJSONTable(db *sql.DB) error {
+func CreateEventJSONTable(db *sql.DB) error {
 	_, err := db.Exec(eventJSONSchema)
 	return err
 }
 
-func prepareEventJSONTable(db *sql.DB) (tables.EventJSON, error) {
+func PrepareEventJSONTable(db *sql.DB) (tables.EventJSON, error) {
 	s := &eventJSONStatements{}
 
 	return s, sqlutil.StatementList{
@@ -97,9 +97,9 @@ func (s *eventJSONStatements) BulkSelectEventJSON(
 	// We might get fewer results than NIDs so we adjust the length of the slice before returning it.
 	results := make([]tables.EventJSONPair, len(eventNIDs))
 	i := 0
+	var eventNID int64
 	for ; rows.Next(); i++ {
 		result := &results[i]
-		var eventNID int64
 		if err := rows.Scan(&eventNID, &result.EventJSON); err != nil {
 			return nil, err
 		}

roomserver/storage/postgres/event_state_keys_table.go

@@ -76,12 +76,12 @@ type eventStateKeyStatements struct {
 	bulkSelectEventStateKeyStmt    *sql.Stmt
 }
 
-func createEventStateKeysTable(db *sql.DB) error {
+func CreateEventStateKeysTable(db *sql.DB) error {
 	_, err := db.Exec(eventStateKeysSchema)
 	return err
 }
 
-func prepareEventStateKeysTable(db *sql.DB) (tables.EventStateKeys, error) {
+func PrepareEventStateKeysTable(db *sql.DB) (tables.EventStateKeys, error) {
 	s := &eventStateKeyStatements{}
 
 	return s, sqlutil.StatementList{
@@ -123,9 +123,9 @@ func (s *eventStateKeyStatements) BulkSelectEventStateKeyNID(
 	defer internal.CloseAndLogIfError(ctx, rows, "bulkSelectEventStateKeyNID: rows.close() failed")
 
 	result := make(map[string]types.EventStateKeyNID, len(eventStateKeys))
+	var stateKey string
+	var stateKeyNID int64
 	for rows.Next() {
-		var stateKey string
-		var stateKeyNID int64
 		if err := rows.Scan(&stateKey, &stateKeyNID); err != nil {
 			return nil, err
 		}
@@ -149,9 +149,9 @@ func (s *eventStateKeyStatements) BulkSelectEventStateKey(
 	defer internal.CloseAndLogIfError(ctx, rows, "bulkSelectEventStateKey: rows.close() failed")
 
 	result := make(map[types.EventStateKeyNID]string, len(eventStateKeyNIDs))
+	var stateKey string
+	var stateKeyNID int64
 	for rows.Next() {
-		var stateKey string
-		var stateKeyNID int64
 		if err := rows.Scan(&stateKey, &stateKeyNID); err != nil {
 			return nil, err
 		}

roomserver/storage/postgres/event_types_table.go

@@ -99,12 +99,12 @@ type eventTypeStatements struct {
 	bulkSelectEventTypeNIDStmt *sql.Stmt
 }
 
-func createEventTypesTable(db *sql.DB) error {
+func CreateEventTypesTable(db *sql.DB) error {
 	_, err := db.Exec(eventTypesSchema)
 	return err
 }
 
-func prepareEventTypesTable(db *sql.DB) (tables.EventTypes, error) {
+func PrepareEventTypesTable(db *sql.DB) (tables.EventTypes, error) {
 	s := &eventTypeStatements{}
 
 	return s, sqlutil.StatementList{
@@ -143,9 +143,9 @@ func (s *eventTypeStatements) BulkSelectEventTypeNID(
 	defer internal.CloseAndLogIfError(ctx, rows, "bulkSelectEventTypeNID: rows.close() failed")
 
 	result := make(map[string]types.EventTypeNID, len(eventTypes))
+	var eventType string
+	var eventTypeNID int64
 	for rows.Next() {
-		var eventType string
-		var eventTypeNID int64
 		if err := rows.Scan(&eventType, &eventTypeNID); err != nil {
 			return nil, err
 		}

roomserver/storage/postgres/events_table.go

@@ -155,12 +155,12 @@ type eventStatements struct {
 	selectRoomNIDsForEventNIDsStmt         *sql.Stmt
 }
 
-func createEventsTable(db *sql.DB) error {
+func CreateEventsTable(db *sql.DB) error {
 	_, err := db.Exec(eventsSchema)
 	return err
 }
 
-func prepareEventsTable(db *sql.DB) (tables.Events, error) {
+func PrepareEventsTable(db *sql.DB) (tables.Events, error) {
 	s := &eventStatements{}
 
 	return s, sqlutil.StatementList{
@@ -380,15 +380,15 @@ func (s *eventStatements) BulkSelectStateAtEventAndReference(
 	defer internal.CloseAndLogIfError(ctx, rows, "bulkSelectStateAtEventAndReference: rows.close() failed")
 	results := make([]types.StateAtEventAndReference, len(eventNIDs))
 	i := 0
+	var (
+		eventTypeNID     int64
+		eventStateKeyNID int64
+		eventNID         int64
+		stateSnapshotNID int64
+		eventID          string
+		eventSHA256      []byte
+	)
 	for ; rows.Next(); i++ {
-		var (
-			eventTypeNID     int64
-			eventStateKeyNID int64
-			eventNID         int64
-			stateSnapshotNID int64
-			eventID          string
-			eventSHA256      []byte
-		)
 		if err = rows.Scan(
 			&eventTypeNID, &eventStateKeyNID, &eventNID, &stateSnapshotNID, &eventID, &eventSHA256,
 		); err != nil {
@@ -446,9 +446,9 @@ func (s *eventStatements) BulkSelectEventID(ctx context.Context, txn *sql.Tx, ev
 	defer internal.CloseAndLogIfError(ctx, rows, "bulkSelectEventID: rows.close() failed")
 	results := make(map[types.EventNID]string, len(eventNIDs))
 	i := 0
+	var eventNID int64
+	var eventID string
 	for ; rows.Next(); i++ {
-		var eventNID int64
-		var eventID string
 		if err = rows.Scan(&eventNID, &eventID); err != nil {
 			return nil, err
 		}
@@ -491,9 +491,9 @@ func (s *eventStatements) bulkSelectEventNID(ctx context.Context, txn *sql.Tx, e
 	}
 	defer internal.CloseAndLogIfError(ctx, rows, "bulkSelectEventNID: rows.close() failed")
 	results := make(map[string]types.EventNID, len(eventIDs))
+	var eventID string
+	var eventNID int64
 	for rows.Next() {
-		var eventID string
-		var eventNID int64
 		if err = rows.Scan(&eventID, &eventNID); err != nil {
 			return nil, err
 		}
@@ -522,9 +522,9 @@ func (s *eventStatements) SelectRoomNIDsForEventNIDs(
 	}
 	defer internal.CloseAndLogIfError(ctx, rows, "selectRoomNIDsForEventNIDsStmt: rows.close() failed")
 	result := make(map[types.EventNID]types.RoomNID)
+	var eventNID types.EventNID
+	var roomNID types.RoomNID
 	for rows.Next() {
-		var eventNID types.EventNID
-		var roomNID types.RoomNID
 		if err = rows.Scan(&eventNID, &roomNID); err != nil {
 			return nil, err
 		}

roomserver/storage/postgres/storage.go

@@ -68,16 +68,16 @@ func Open(base *base.BaseDendrite, dbProperties *config.DatabaseOptions, cache c
 }
 
 func (d *Database) create(db *sql.DB) error {
-	if err := createEventStateKeysTable(db); err != nil {
+	if err := CreateEventStateKeysTable(db); err != nil {
 		return err
 	}
-	if err := createEventTypesTable(db); err != nil {
+	if err := CreateEventTypesTable(db); err != nil {
 		return err
 	}
-	if err := createEventJSONTable(db); err != nil {
+	if err := CreateEventJSONTable(db); err != nil {
 		return err
 	}
-	if err := createEventsTable(db); err != nil {
+	if err := CreateEventsTable(db); err != nil {
 		return err
 	}
 	if err := createRoomsTable(db); err != nil {
@@ -112,19 +112,19 @@ func (d *Database) create(db *sql.DB) error {
 }
 
 func (d *Database) prepare(db *sql.DB, writer sqlutil.Writer, cache caching.RoomServerCaches) error {
-	eventStateKeys, err := prepareEventStateKeysTable(db)
+	eventStateKeys, err := PrepareEventStateKeysTable(db)
 	if err != nil {
 		return err
 	}
-	eventTypes, err := prepareEventTypesTable(db)
+	eventTypes, err := PrepareEventTypesTable(db)
 	if err != nil {
 		return err
 	}
-	eventJSON, err := prepareEventJSONTable(db)
+	eventJSON, err := PrepareEventJSONTable(db)
 	if err != nil {
 		return err
 	}
-	events, err := prepareEventsTable(db)
+	events, err := PrepareEventsTable(db)
 	if err != nil {
 		return err
 	}

roomserver/storage/sqlite3/event_json_table.go

@@ -52,12 +52,12 @@ type eventJSONStatements struct {
 	bulkSelectEventJSONStmt *sql.Stmt
 }
 
-func createEventJSONTable(db *sql.DB) error {
+func CreateEventJSONTable(db *sql.DB) error {
 	_, err := db.Exec(eventJSONSchema)
 	return err
 }
 
-func prepareEventJSONTable(db *sql.DB) (tables.EventJSON, error) {
+func PrepareEventJSONTable(db *sql.DB) (tables.EventJSON, error) {
 	s := &eventJSONStatements{
 		db: db,
 	}
@@ -101,9 +101,9 @@ func (s *eventJSONStatements) BulkSelectEventJSON(
 	// We might get fewer results than NIDs so we adjust the length of the slice before returning it.
 	results := make([]tables.EventJSONPair, len(eventNIDs))
 	i := 0
+	var eventNID int64
 	for ; rows.Next(); i++ {
 		result := &results[i]
-		var eventNID int64
 		if err := rows.Scan(&eventNID, &result.EventJSON); err != nil {
 			return nil, err
 		}

roomserver/storage/sqlite3/event_state_keys_table.go

@@ -71,12 +71,12 @@ type eventStateKeyStatements struct {
 	bulkSelectEventStateKeyStmt    *sql.Stmt
 }
 
-func createEventStateKeysTable(db *sql.DB) error {
+func CreateEventStateKeysTable(db *sql.DB) error {
 	_, err := db.Exec(eventStateKeysSchema)
 	return err
 }
 
-func prepareEventStateKeysTable(db *sql.DB) (tables.EventStateKeys, error) {
+func PrepareEventStateKeysTable(db *sql.DB) (tables.EventStateKeys, error) {
 	s := &eventStateKeyStatements{
 		db: db,
 	}
@@ -128,9 +128,9 @@ func (s *eventStateKeyStatements) BulkSelectEventStateKeyNID(
 	}
 	defer internal.CloseAndLogIfError(ctx, rows, "bulkSelectEventStateKeyNID: rows.close() failed")
 	result := make(map[string]types.EventStateKeyNID, len(eventStateKeys))
+	var stateKey string
+	var stateKeyNID int64
 	for rows.Next() {
-		var stateKey string
-		var stateKeyNID int64
 		if err := rows.Scan(&stateKey, &stateKeyNID); err != nil {
 			return nil, err
 		}
@@ -159,9 +159,9 @@ func (s *eventStateKeyStatements) BulkSelectEventStateKey(
 	}
 	defer internal.CloseAndLogIfError(ctx, rows, "bulkSelectEventStateKey: rows.close() failed")
 	result := make(map[types.EventStateKeyNID]string, len(eventStateKeyNIDs))
+	var stateKey string
+	var stateKeyNID int64
 	for rows.Next() {
-		var stateKey string
-		var stateKeyNID int64
 		if err := rows.Scan(&stateKey, &stateKeyNID); err != nil {
 			return nil, err
 		}

roomserver/storage/sqlite3/event_types_table.go

@@ -79,12 +79,12 @@ type eventTypeStatements struct {
 	bulkSelectEventTypeNIDStmt *sql.Stmt
 }
 
-func createEventTypesTable(db *sql.DB) error {
+func CreateEventTypesTable(db *sql.DB) error {
 	_, err := db.Exec(eventTypesSchema)
 	return err
 }
 
-func prepareEventTypesTable(db *sql.DB) (tables.EventTypes, error) {
+func PrepareEventTypesTable(db *sql.DB) (tables.EventTypes, error) {
 	s := &eventTypeStatements{
 		db: db,
 	}
@@ -139,9 +139,9 @@ func (s *eventTypeStatements) BulkSelectEventTypeNID(
 	defer internal.CloseAndLogIfError(ctx, rows, "bulkSelectEventTypeNID: rows.close() failed")
 
 	result := make(map[string]types.EventTypeNID, len(eventTypes))
+	var eventType string
+	var eventTypeNID int64
 	for rows.Next() {
-		var eventType string
-		var eventTypeNID int64
 		if err := rows.Scan(&eventType, &eventTypeNID); err != nil {
 			return nil, err
 		}

roomserver/storage/sqlite3/events_table.go

@@ -68,7 +68,8 @@ const bulkSelectStateEventByIDSQL = "" +
 const bulkSelectStateEventByNIDSQL = "" +
 	"SELECT event_type_nid, event_state_key_nid, event_nid FROM roomserver_events" +
 	" WHERE event_nid IN ($1)"
-	// Rest of query is built by BulkSelectStateEventByNID
+
+// Rest of query is built by BulkSelectStateEventByNID
 
 const bulkSelectStateAtEventByIDSQL = "" +
 	"SELECT event_type_nid, event_state_key_nid, event_nid, state_snapshot_nid, is_rejected FROM roomserver_events" +
@@ -126,12 +127,12 @@ type eventStatements struct {
 	//selectRoomNIDsForEventNIDsStmt       *sql.Stmt
 }
 
-func createEventsTable(db *sql.DB) error {
+func CreateEventsTable(db *sql.DB) error {
 	_, err := db.Exec(eventsSchema)
 	return err
 }
 
-func prepareEventsTable(db *sql.DB) (tables.Events, error) {
+func PrepareEventsTable(db *sql.DB) (tables.Events, error) {
 	s := &eventStatements{
 		db: db,
 	}
@@ -404,15 +405,15 @@ func (s *eventStatements) BulkSelectStateAtEventAndReference(
 	defer internal.CloseAndLogIfError(ctx, rows, "bulkSelectStateAtEventAndReference: rows.close() failed")
 	results := make([]types.StateAtEventAndReference, len(eventNIDs))
 	i := 0
+	var (
+		eventTypeNID     int64
+		eventStateKeyNID int64
+		eventNID         int64
+		stateSnapshotNID int64
+		eventID          string
+		eventSHA256      []byte
+	)
 	for ; rows.Next(); i++ {
-		var (
-			eventTypeNID     int64
-			eventStateKeyNID int64
-			eventNID         int64
-			stateSnapshotNID int64
-			eventID          string
-			eventSHA256      []byte
-		)
 		if err = rows.Scan(
 			&eventTypeNID, &eventStateKeyNID, &eventNID, &stateSnapshotNID, &eventID, &eventSHA256,
 		); err != nil {
@@ -491,9 +492,9 @@ func (s *eventStatements) BulkSelectEventID(ctx context.Context, txn *sql.Tx, ev
 	defer internal.CloseAndLogIfError(ctx, rows, "bulkSelectEventID: rows.close() failed")
 	results := make(map[types.EventNID]string, len(eventNIDs))
 	i := 0
+	var eventNID int64
+	var eventID string
 	for ; rows.Next(); i++ {
-		var eventNID int64
-		var eventID string
 		if err = rows.Scan(&eventNID, &eventID); err != nil {
 			return nil, err
 		}
@@ -545,9 +546,9 @@ func (s *eventStatements) bulkSelectEventNID(ctx context.Context, txn *sql.Tx, e
 	}
 	defer internal.CloseAndLogIfError(ctx, rows, "bulkSelectEventNID: rows.close() failed")
 	results := make(map[string]types.EventNID, len(eventIDs))
+	var eventID string
+	var eventNID int64
 	for rows.Next() {
-		var eventID string
-		var eventNID int64
 		if err = rows.Scan(&eventID, &eventNID); err != nil {
 			return nil, err
 		}
@@ -595,9 +596,9 @@ func (s *eventStatements) SelectRoomNIDsForEventNIDs(
 	}
 	defer internal.CloseAndLogIfError(ctx, rows, "selectRoomNIDsForEventNIDsStmt: rows.close() failed")
 	result := make(map[types.EventNID]types.RoomNID)
+	var eventNID types.EventNID
+	var roomNID types.RoomNID
 	for rows.Next() {
-		var eventNID types.EventNID
-		var roomNID types.RoomNID
 		if err = rows.Scan(&eventNID, &roomNID); err != nil {
 			return nil, err
 		}

roomserver/storage/sqlite3/storage.go

@@ -77,16 +77,16 @@ func Open(base *base.BaseDendrite, dbProperties *config.DatabaseOptions, cache c
 }
 
 func (d *Database) create(db *sql.DB) error {
-	if err := createEventStateKeysTable(db); err != nil {
+	if err := CreateEventStateKeysTable(db); err != nil {
 		return err
 	}
-	if err := createEventTypesTable(db); err != nil {
+	if err := CreateEventTypesTable(db); err != nil {
 		return err
 	}
-	if err := createEventJSONTable(db); err != nil {
+	if err := CreateEventJSONTable(db); err != nil {
 		return err
 	}
-	if err := createEventsTable(db); err != nil {
+	if err := CreateEventsTable(db); err != nil {
 		return err
 	}
 	if err := createRoomsTable(db); err != nil {
@@ -121,19 +121,19 @@ func (d *Database) create(db *sql.DB) error {
 }
 
 func (d *Database) prepare(db *sql.DB, writer sqlutil.Writer, cache caching.RoomServerCaches) error {
-	eventStateKeys, err := prepareEventStateKeysTable(db)
+	eventStateKeys, err := PrepareEventStateKeysTable(db)
 	if err != nil {
 		return err
 	}
-	eventTypes, err := prepareEventTypesTable(db)
+	eventTypes, err := PrepareEventTypesTable(db)
 	if err != nil {
 		return err
 	}
-	eventJSON, err := prepareEventJSONTable(db)
+	eventJSON, err := PrepareEventJSONTable(db)
 	if err != nil {
 		return err
 	}
-	events, err := prepareEventsTable(db)
+	events, err := PrepareEventsTable(db)
 	if err != nil {
 		return err
 	}

roomserver/storage/tables/event_json_table_test.go

@@ -0,0 +1,95 @@
+package tables_test
+
+import (
+	"context"
+	"fmt"
+	"testing"
+
+	"github.com/matrix-org/dendrite/internal/sqlutil"
+	"github.com/matrix-org/dendrite/roomserver/storage/postgres"
+	"github.com/matrix-org/dendrite/roomserver/storage/sqlite3"
+	"github.com/matrix-org/dendrite/roomserver/storage/tables"
+	"github.com/matrix-org/dendrite/roomserver/types"
+	"github.com/matrix-org/dendrite/setup/config"
+	"github.com/matrix-org/dendrite/test"
+	"github.com/stretchr/testify/assert"
+)
+
+func mustCreateEventJSONTable(t *testing.T, dbType test.DBType) (tables.EventJSON, func()) {
+	t.Helper()
+	connStr, close := test.PrepareDBConnectionString(t, dbType)
+	db, err := sqlutil.Open(&config.DatabaseOptions{
+		ConnectionString: config.DataSource(connStr),
+	}, sqlutil.NewExclusiveWriter())
+	assert.NoError(t, err)
+	var tab tables.EventJSON
+	switch dbType {
+	case test.DBTypePostgres:
+		err = postgres.CreateEventJSONTable(db)
+		assert.NoError(t, err)
+		tab, err = postgres.PrepareEventJSONTable(db)
+	case test.DBTypeSQLite:
+		err = sqlite3.CreateEventJSONTable(db)
+		assert.NoError(t, err)
+		tab, err = sqlite3.PrepareEventJSONTable(db)
+	}
+	assert.NoError(t, err)
+
+	return tab, close
+}
+
+func Test_EventJSONTable(t *testing.T) {
+	test.WithAllDatabases(t, func(t *testing.T, dbType test.DBType) {
+		tab, close := mustCreateEventJSONTable(t, dbType)
+		defer close()
+
+		// create some dummy data
+		for i := 0; i < 10; i++ {
+			err := tab.InsertEventJSON(
+				context.Background(), nil, types.EventNID(i),
+				[]byte(fmt.Sprintf(`{"value":%d"}`, i)),
+			)
+			assert.NoError(t, err)
+		}
+
+		tests := []struct {
+			name      string
+			args      []types.EventNID
+			wantCount int
+		}{
+			{
+				name:      "select subset of existing NIDs",
+				args:      []types.EventNID{1, 2, 3, 4, 5},
+				wantCount: 5,
+			},
+			{
+				name:      "select subset of existing/non-existing NIDs",
+				args:      []types.EventNID{1, 2, 12, 50},
+				wantCount: 2,
+			},
+			{
+				name:      "select single existing NID",
+				args:      []types.EventNID{1},
+				wantCount: 1,
+			},
+			{
+				name:      "select single non-existing NID",
+				args:      []types.EventNID{13},
+				wantCount: 0,
+			},
+		}
+
+		for _, tc := range tests {
+			t.Run(tc.name, func(t *testing.T) {
+				// select a subset of the data
+				values, err := tab.BulkSelectEventJSON(context.Background(), nil, tc.args)
+				assert.NoError(t, err)
+				assert.Equal(t, tc.wantCount, len(values))
+				for i, v := range values {
+					assert.Equal(t, v.EventNID, types.EventNID(i+1))
+					assert.Equal(t, []byte(fmt.Sprintf(`{"value":%d"}`, i+1)), v.EventJSON)
+				}
+			})
+		}
+	})
+}

roomserver/storage/tables/event_state_keys_table_test.go

@@ -0,0 +1,79 @@
+package tables_test
+
+import (
+	"context"
+	"fmt"
+	"testing"
+
+	"github.com/matrix-org/dendrite/internal/sqlutil"
+	"github.com/matrix-org/dendrite/roomserver/storage/postgres"
+	"github.com/matrix-org/dendrite/roomserver/storage/sqlite3"
+	"github.com/matrix-org/dendrite/roomserver/storage/tables"
+	"github.com/matrix-org/dendrite/roomserver/types"
+	"github.com/matrix-org/dendrite/setup/config"
+	"github.com/matrix-org/dendrite/test"
+	"github.com/stretchr/testify/assert"
+)
+
+func mustCreateEventStateKeysTable(t *testing.T, dbType test.DBType) (tables.EventStateKeys, func()) {
+	t.Helper()
+	connStr, close := test.PrepareDBConnectionString(t, dbType)
+	db, err := sqlutil.Open(&config.DatabaseOptions{
+		ConnectionString: config.DataSource(connStr),
+	}, sqlutil.NewExclusiveWriter())
+	assert.NoError(t, err)
+	var tab tables.EventStateKeys
+	switch dbType {
+	case test.DBTypePostgres:
+		err = postgres.CreateEventStateKeysTable(db)
+		assert.NoError(t, err)
+		tab, err = postgres.PrepareEventStateKeysTable(db)
+	case test.DBTypeSQLite:
+		err = sqlite3.CreateEventStateKeysTable(db)
+		assert.NoError(t, err)
+		tab, err = sqlite3.PrepareEventStateKeysTable(db)
+	}
+	assert.NoError(t, err)
+
+	return tab, close
+}
+
+func Test_EventStateKeysTable(t *testing.T) {
+	test.WithAllDatabases(t, func(t *testing.T, dbType test.DBType) {
+		tab, close := mustCreateEventStateKeysTable(t, dbType)
+		defer close()
+		ctx := context.Background()
+		var stateKeyNID, gotEventStateKey types.EventStateKeyNID
+		var err error
+		// create some dummy data
+		for i := 0; i < 10; i++ {
+			stateKey := fmt.Sprintf("@user%d:localhost", i)
+			stateKeyNID, err = tab.InsertEventStateKeyNID(ctx, nil, stateKey)
+			assert.NoError(t, err)
+			gotEventStateKey, err = tab.SelectEventStateKeyNID(ctx, nil, stateKey)
+			assert.NoError(t, err)
+			assert.Equal(t, stateKeyNID, gotEventStateKey)
+		}
+		// This should fail, since @user0:localhost already exists
+		stateKey := fmt.Sprintf("@user%d:localhost", 0)
+		_, err = tab.InsertEventStateKeyNID(ctx, nil, stateKey)
+		assert.Error(t, err)
+
+		stateKeyNIDsMap, err := tab.BulkSelectEventStateKeyNID(ctx, nil, []string{"@user0:localhost", "@user1:localhost"})
+		assert.NoError(t, err)
+		wantStateKeyNIDs := make([]types.EventStateKeyNID, 0, len(stateKeyNIDsMap))
+		for _, nid := range stateKeyNIDsMap {
+			wantStateKeyNIDs = append(wantStateKeyNIDs, nid)
+		}
+		stateKeyNIDs, err := tab.BulkSelectEventStateKey(ctx, nil, wantStateKeyNIDs)
+		assert.NoError(t, err)
+		// verify that BulkSelectEventStateKeyNID and BulkSelectEventStateKey return the same values
+		for userID, nid := range stateKeyNIDsMap {
+			if v, ok := stateKeyNIDs[nid]; ok {
+				assert.Equal(t, v, userID)
+			} else {
+				t.Fatalf("unable to find %d in result set", nid)
+			}
+		}
+	})
+}

roomserver/storage/tables/event_types_table_test.go

@@ -0,0 +1,79 @@
+package tables_test
+
+import (
+	"context"
+	"fmt"
+	"testing"
+
+	"github.com/matrix-org/dendrite/internal/sqlutil"
+	"github.com/matrix-org/dendrite/roomserver/storage/postgres"
+	"github.com/matrix-org/dendrite/roomserver/storage/sqlite3"
+	"github.com/matrix-org/dendrite/roomserver/storage/tables"
+	"github.com/matrix-org/dendrite/roomserver/types"
+	"github.com/matrix-org/dendrite/setup/config"
+	"github.com/matrix-org/dendrite/test"
+	"github.com/stretchr/testify/assert"
+)
+
+func mustCreateEventTypesTable(t *testing.T, dbType test.DBType) (tables.EventTypes, func()) {
+	t.Helper()
+	connStr, close := test.PrepareDBConnectionString(t, dbType)
+	db, err := sqlutil.Open(&config.DatabaseOptions{
+		ConnectionString: config.DataSource(connStr),
+	}, sqlutil.NewExclusiveWriter())
+	assert.NoError(t, err)
+	var tab tables.EventTypes
+	switch dbType {
+	case test.DBTypePostgres:
+		err = postgres.CreateEventTypesTable(db)
+		assert.NoError(t, err)
+		tab, err = postgres.PrepareEventTypesTable(db)
+	case test.DBTypeSQLite:
+		err = sqlite3.CreateEventTypesTable(db)
+		assert.NoError(t, err)
+		tab, err = sqlite3.PrepareEventTypesTable(db)
+	}
+	assert.NoError(t, err)
+
+	return tab, close
+}
+
+func Test_EventTypesTable(t *testing.T) {
+	test.WithAllDatabases(t, func(t *testing.T, dbType test.DBType) {
+		tab, close := mustCreateEventTypesTable(t, dbType)
+		defer close()
+		ctx := context.Background()
+		var eventTypeNID, gotEventTypeNID types.EventTypeNID
+		var err error
+		// create some dummy data
+		eventTypeMap := make(map[string]types.EventTypeNID)
+		for i := 0; i < 10; i++ {
+			eventType := fmt.Sprintf("dummyEventType%d", i)
+			eventTypeNID, err = tab.InsertEventTypeNID(ctx, nil, eventType)
+			assert.NoError(t, err)
+			eventTypeMap[eventType] = eventTypeNID
+			gotEventTypeNID, err = tab.SelectEventTypeNID(ctx, nil, eventType)
+			assert.NoError(t, err)
+			assert.Equal(t, eventTypeNID, gotEventTypeNID)
+		}
+		// This should fail, since the dummyEventType0 already exists
+		eventType := fmt.Sprintf("dummyEventType%d", 0)
+		_, err = tab.InsertEventTypeNID(ctx, nil, eventType)
+		assert.Error(t, err)
+
+		// This should return an error, as this eventType does not exist
+		_, err = tab.SelectEventTypeNID(ctx, nil, "dummyEventType13")
+		assert.Error(t, err)
+
+		eventTypeNIDs, err := tab.BulkSelectEventTypeNID(ctx, nil, []string{"dummyEventType0", "dummyEventType3"})
+		assert.NoError(t, err)
+		// verify that BulkSelectEventTypeNID and InsertEventTypeNID return the same values
+		for eventType, nid := range eventTypeNIDs {
+			if v, ok := eventTypeMap[eventType]; ok {
+				assert.Equal(t, v, nid)
+			} else {
+				t.Fatalf("unable to find %d in result set", nid)
+			}
+		}
+	})
+}

roomserver/storage/tables/events_table_test.go

@@ -0,0 +1,157 @@
+package tables_test
+
+import (
+	"context"
+	"testing"
+
+	"github.com/matrix-org/dendrite/internal/sqlutil"
+	"github.com/matrix-org/dendrite/roomserver/storage/postgres"
+	"github.com/matrix-org/dendrite/roomserver/storage/sqlite3"
+	"github.com/matrix-org/dendrite/roomserver/storage/tables"
+	"github.com/matrix-org/dendrite/roomserver/types"
+	"github.com/matrix-org/dendrite/setup/config"
+	"github.com/matrix-org/dendrite/test"
+	"github.com/matrix-org/gomatrixserverlib"
+	"github.com/stretchr/testify/assert"
+)
+
+func mustCreateEventsTable(t *testing.T, dbType test.DBType) (tables.Events, func()) {
+	t.Helper()
+	connStr, close := test.PrepareDBConnectionString(t, dbType)
+	db, err := sqlutil.Open(&config.DatabaseOptions{
+		ConnectionString: config.DataSource(connStr),
+	}, sqlutil.NewExclusiveWriter())
+	assert.NoError(t, err)
+	var tab tables.Events
+	switch dbType {
+	case test.DBTypePostgres:
+		err = postgres.CreateEventsTable(db)
+		assert.NoError(t, err)
+		tab, err = postgres.PrepareEventsTable(db)
+	case test.DBTypeSQLite:
+		err = sqlite3.CreateEventsTable(db)
+		assert.NoError(t, err)
+		tab, err = sqlite3.PrepareEventsTable(db)
+	}
+	assert.NoError(t, err)
+
+	return tab, close
+}
+
+func Test_EventsTable(t *testing.T) {
+	alice := test.NewUser()
+	room := test.NewRoom(t, alice)
+	ctx := context.Background()
+	test.WithAllDatabases(t, func(t *testing.T, dbType test.DBType) {
+		tab, close := mustCreateEventsTable(t, dbType)
+		defer close()
+		// create some dummy data
+		eventIDs := make([]string, 0, len(room.Events()))
+		wantStateAtEvent := make([]types.StateAtEvent, 0, len(room.Events()))
+		wantEventReferences := make([]gomatrixserverlib.EventReference, 0, len(room.Events()))
+		wantStateAtEventAndRefs := make([]types.StateAtEventAndReference, 0, len(room.Events()))
+		for _, ev := range room.Events() {
+			eventNID, snapNID, err := tab.InsertEvent(ctx, nil, 1, 1, 1, ev.EventID(), ev.EventReference().EventSHA256, nil, ev.Depth(), false)
+			assert.NoError(t, err)
+			gotEventNID, gotSnapNID, err := tab.SelectEvent(ctx, nil, ev.EventID())
+			assert.NoError(t, err)
+			assert.Equal(t, eventNID, gotEventNID)
+			assert.Equal(t, snapNID, gotSnapNID)
+			eventID, err := tab.SelectEventID(ctx, nil, eventNID)
+			assert.NoError(t, err)
+			assert.Equal(t, eventID, ev.EventID())
+
+			// The events shouldn't be sent to output yet
+			sentToOutput, err := tab.SelectEventSentToOutput(ctx, nil, gotEventNID)
+			assert.NoError(t, err)
+			assert.False(t, sentToOutput)
+
+			err = tab.UpdateEventSentToOutput(ctx, nil, gotEventNID)
+			assert.NoError(t, err)
+
+			// Now they should be sent to output
+			sentToOutput, err = tab.SelectEventSentToOutput(ctx, nil, gotEventNID)
+			assert.NoError(t, err)
+			assert.True(t, sentToOutput)
+
+			eventIDs = append(eventIDs, ev.EventID())
+			wantEventReferences = append(wantEventReferences, ev.EventReference())
+
+			// Set the stateSnapshot to 2 for some events to verify they are returned later
+			stateSnapshot := 0
+			if eventNID < 3 {
+				stateSnapshot = 2
+				err = tab.UpdateEventState(ctx, nil, eventNID, 2)
+				assert.NoError(t, err)
+			}
+			stateAtEvent := types.StateAtEvent{
+				Overwrite:              false,
+				BeforeStateSnapshotNID: types.StateSnapshotNID(stateSnapshot),
+				IsRejected:             false,
+				StateEntry: types.StateEntry{
+					EventNID: eventNID,
+					StateKeyTuple: types.StateKeyTuple{
+						EventTypeNID:     1,
+						EventStateKeyNID: 1,
+					},
+				},
+			}
+			wantStateAtEvent = append(wantStateAtEvent, stateAtEvent)
+			wantStateAtEventAndRefs = append(wantStateAtEventAndRefs, types.StateAtEventAndReference{
+				StateAtEvent:   stateAtEvent,
+				EventReference: ev.EventReference(),
+			})
+		}
+
+		stateEvents, err := tab.BulkSelectStateEventByID(ctx, nil, eventIDs)
+		assert.NoError(t, err)
+		assert.Equal(t, len(stateEvents), len(eventIDs))
+		nids := make([]types.EventNID, 0, len(stateEvents))
+		for _, ev := range stateEvents {
+			nids = append(nids, ev.EventNID)
+		}
+		stateEvents2, err := tab.BulkSelectStateEventByNID(ctx, nil, nids, nil)
+		assert.NoError(t, err)
+		// somehow SQLite doesn't return the values ordered as requested by the query
+		assert.ElementsMatch(t, stateEvents, stateEvents2)
+
+		roomNIDs, err := tab.SelectRoomNIDsForEventNIDs(ctx, nil, nids)
+		assert.NoError(t, err)
+		// We only inserted one room, so the RoomNID should be the same for all evendNIDs
+		for _, roomNID := range roomNIDs {
+			assert.Equal(t, types.RoomNID(1), roomNID)
+		}
+
+		stateAtEvent, err := tab.BulkSelectStateAtEventByID(ctx, nil, eventIDs)
+		assert.NoError(t, err)
+		assert.Equal(t, len(eventIDs), len(stateAtEvent))
+
+		assert.ElementsMatch(t, wantStateAtEvent, stateAtEvent)
+
+		evendNIDMap, err := tab.BulkSelectEventID(ctx, nil, nids)
+		assert.NoError(t, err)
+		t.Logf("%+v", evendNIDMap)
+		assert.Equal(t, len(evendNIDMap), len(nids))
+
+		nidMap, err := tab.BulkSelectEventNID(ctx, nil, eventIDs)
+		assert.NoError(t, err)
+		// check that we got all expected eventNIDs
+		for _, eventID := range eventIDs {
+			_, ok := nidMap[eventID]
+			assert.True(t, ok)
+		}
+
+		references, err := tab.BulkSelectEventReference(ctx, nil, nids)
+		assert.NoError(t, err)
+		assert.Equal(t, wantEventReferences, references)
+
+		stateAndRefs, err := tab.BulkSelectStateAtEventAndReference(ctx, nil, nids)
+		assert.NoError(t, err)
+		assert.Equal(t, wantStateAtEventAndRefs, stateAndRefs)
+
+		// check we get the expected event depth
+		maxDepth, err := tab.SelectMaxEventDepth(ctx, nil, nids)
+		assert.NoError(t, err)
+		assert.Equal(t, int64(len(room.Events())+1), maxDepth)
+	})
+}

roomserver/storage/tables/interface.go

@@ -10,9 +10,8 @@ import (
 )
 
 type EventJSONPair struct {
-	EventNID    types.EventNID
+	EventNID  types.EventNID
-	RoomVersion gomatrixserverlib.RoomVersion
+	EventJSON []byte
-	EventJSON   []byte
 }
 
 type EventJSON interface {
@@ -36,7 +35,8 @@ type EventStateKeys interface {
 
 type Events interface {
 	InsertEvent(
-		ctx context.Context, txn *sql.Tx, i types.RoomNID, j types.EventTypeNID, k types.EventStateKeyNID, eventID string,
+		ctx context.Context, txn *sql.Tx, roomNID types.RoomNID, eventTypeNID types.EventTypeNID,
+		eventStateKeyNID types.EventStateKeyNID, eventID string,
 		referenceSHA256 []byte, authEventNIDs []types.EventNID, depth int64, isRejected bool,
 	) (types.EventNID, types.StateSnapshotNID, error)
 	SelectEvent(ctx context.Context, txn *sql.Tx, eventID string) (types.EventNID, types.StateSnapshotNID, error)

setup/base/base.go

@@ -41,6 +41,7 @@ import (
 	"golang.org/x/net/http2/h2c"
 
 	"github.com/matrix-org/dendrite/internal"
+	"github.com/matrix-org/dendrite/setup/jetstream"
 	"github.com/matrix-org/dendrite/setup/process"
 
 	"github.com/gorilla/mux"
@@ -77,6 +78,7 @@ type BaseDendrite struct {
 	InternalAPIMux         *mux.Router
 	DendriteAdminMux       *mux.Router
 	SynapseAdminMux        *mux.Router
+	NATS                   *jetstream.NATSInstance
 	UseHTTPAPIs            bool
 	apiHttpClient          *http.Client
 	Cfg                    *config.Dendrite
@@ -96,6 +98,7 @@ type BaseDendriteOptions int
 const (
 	NoCacheMetrics BaseDendriteOptions = iota
 	UseHTTPAPIs
+	PolylithMode
 )
 
 // NewBaseDendrite creates a new instance to be used by a component.
@@ -105,17 +108,20 @@ func NewBaseDendrite(cfg *config.Dendrite, componentName string, options ...Base
 	platformSanityChecks()
 	useHTTPAPIs := false
 	cacheMetrics := true
+	isMonolith := true
 	for _, opt := range options {
 		switch opt {
 		case NoCacheMetrics:
 			cacheMetrics = false
 		case UseHTTPAPIs:
 			useHTTPAPIs = true
+		case PolylithMode:
+			isMonolith = false
+			useHTTPAPIs = true
 		}
 	}
 
 	configErrors := &config.ConfigErrors{}
-	isMonolith := componentName == "Monolith" // TODO: better way?
 	cfg.Verify(configErrors, isMonolith)
 	if len(*configErrors) > 0 {
 		for _, err := range *configErrors {
@@ -236,6 +242,7 @@ func NewBaseDendrite(cfg *config.Dendrite, componentName string, options ...Base
 		InternalAPIMux:         mux.NewRouter().SkipClean(true).PathPrefix(httputil.InternalPathPrefix).Subrouter().UseEncodedPath(),
 		DendriteAdminMux:       mux.NewRouter().SkipClean(true).PathPrefix(httputil.DendriteAdminPathPrefix).Subrouter().UseEncodedPath(),
 		SynapseAdminMux:        mux.NewRouter().SkipClean(true).PathPrefix(httputil.SynapseAdminPathPrefix).Subrouter().UseEncodedPath(),
+		NATS:                   &jetstream.NATSInstance{},
 		apiHttpClient:          &apiClient,
 		Database:               db,     // set if monolith with global connection pool only
 		DatabaseWriter:         writer, // set if monolith with global connection pool only
@@ -271,8 +278,8 @@ func (b *BaseDendrite) DatabaseConnection(dbProperties *config.DatabaseOptions,
 	return nil, nil, fmt.Errorf("no database connections configured")
 }
 
-// AppserviceHTTPClient returns the AppServiceQueryAPI for hitting the appservice component over HTTP.
+// AppserviceHTTPClient returns the AppServiceInternalAPI for hitting the appservice component over HTTP.
-func (b *BaseDendrite) AppserviceHTTPClient() appserviceAPI.AppServiceQueryAPI {
+func (b *BaseDendrite) AppserviceHTTPClient() appserviceAPI.AppServiceInternalAPI {
 	a, err := asinthttp.NewAppserviceClient(b.Cfg.AppServiceURL(), b.apiHttpClient)
 	if err != nil {
 		logrus.WithError(err).Panic("CreateHTTPAppServiceAPIs failed")

setup/jetstream/nats.go

@@ -13,31 +13,23 @@ import (
 	"github.com/sirupsen/logrus"
 
 	natsserver "github.com/nats-io/nats-server/v2/server"
-	"github.com/nats-io/nats.go"
 	natsclient "github.com/nats-io/nats.go"
 )
 
-var natsServer *natsserver.Server
+type NATSInstance struct {
-var natsServerMutex sync.Mutex
+	*natsserver.Server
-
+	sync.Mutex
-func PrepareForTests() (*process.ProcessContext, nats.JetStreamContext, *nats.Conn) {
-	cfg := &config.Dendrite{}
-	cfg.Defaults(true)
-	cfg.Global.JetStream.InMemory = true
-	pc := process.NewProcessContext()
-	js, jc := Prepare(pc, &cfg.Global.JetStream)
-	return pc, js, jc
 }
 
-func Prepare(process *process.ProcessContext, cfg *config.JetStream) (natsclient.JetStreamContext, *natsclient.Conn) {
+func (s *NATSInstance) Prepare(process *process.ProcessContext, cfg *config.JetStream) (natsclient.JetStreamContext, *natsclient.Conn) {
 	// check if we need an in-process NATS Server
 	if len(cfg.Addresses) != 0 {
 		return setupNATS(process, cfg, nil)
 	}
-	natsServerMutex.Lock()
+	s.Lock()
-	if natsServer == nil {
+	if s.Server == nil {
 		var err error
-		natsServer, err = natsserver.NewServer(&natsserver.Options{
+		s.Server, err = natsserver.NewServer(&natsserver.Options{
 			ServerName:      "monolith",
 			DontListen:      true,
 			JetStream:       true,
@@ -49,23 +41,23 @@ func Prepare(process *process.ProcessContext, cfg *config.JetStream) (natsclient
 		if err != nil {
 			panic(err)
 		}
-		natsServer.ConfigureLogger()
+		s.ConfigureLogger()
 		go func() {
 			process.ComponentStarted()
-			natsServer.Start()
+			s.Start()
 		}()
 		go func() {
 			<-process.WaitForShutdown()
-			natsServer.Shutdown()
+			s.Shutdown()
-			natsServer.WaitForShutdown()
+			s.WaitForShutdown()
 			process.ComponentFinished()
 		}()
 	}
-	natsServerMutex.Unlock()
+	s.Unlock()
-	if !natsServer.ReadyForConnections(time.Second * 10) {
+	if !s.ReadyForConnections(time.Second * 10) {
 		logrus.Fatalln("NATS did not start in time")
 	}
-	nc, err := natsclient.Connect("", natsclient.InProcessServer(natsServer))
+	nc, err := natsclient.Connect("", natsclient.InProcessServer(s))
 	if err != nil {
 		logrus.Fatalln("Failed to create NATS client")
 	}

setup/monolith.go

@@ -39,7 +39,7 @@ type Monolith struct {
 	Client    *gomatrixserverlib.Client
 	FedClient *gomatrixserverlib.FederationClient
 
-	AppserviceAPI appserviceAPI.AppServiceQueryAPI
+	AppserviceAPI appserviceAPI.AppServiceInternalAPI
 	FederationAPI federationAPI.FederationInternalAPI
 	RoomserverAPI roomserverAPI.RoomserverInternalAPI
 	UserAPI       userapi.UserInternalAPI

syncapi/consumers/roomserver.go

@@ -154,41 +154,76 @@ func (s *OutputRoomEventConsumer) onNewRoomEvent(
 	ctx context.Context, msg api.OutputNewRoomEvent,
 ) error {
 	ev := msg.Event
-
 	addsStateEvents := []*gomatrixserverlib.HeaderedEvent{}
-	foundEventIDs := map[string]bool{}
+
-	if len(msg.AddsStateEventIDs) > 0 {
+	// Work out the list of events we need to find out about. Either
-		for _, eventID := range msg.AddsStateEventIDs {
+	// they will be the event supplied in the request, we will find it
-			foundEventIDs[eventID] = false
+	// in the sync API database or we'll need to ask the roomserver.
+	knownEventIDs := make(map[string]bool, len(msg.AddsStateEventIDs))
+	for _, eventID := range msg.AddsStateEventIDs {
+		if eventID == ev.EventID() {
+			knownEventIDs[eventID] = true
+			addsStateEvents = append(addsStateEvents, ev)
+		} else {
+			knownEventIDs[eventID] = false
 		}
-		foundEvents, err := s.db.Events(ctx, msg.AddsStateEventIDs)
+	}
+
+	// Work out which events we want to look up in the sync API database.
+	// At this stage the only event that should be excluded is the event
+	// supplied in the request, if it appears in the adds_state_event_ids.
+	missingEventIDs := make([]string, 0, len(msg.AddsStateEventIDs))
+	for eventID, known := range knownEventIDs {
+		if !known {
+			missingEventIDs = append(missingEventIDs, eventID)
+		}
+	}
+
+	// Look the events up in the database. If we know them, add them into
+	// the set of adds state events.
+	if len(missingEventIDs) > 0 {
+		alreadyKnown, err := s.db.Events(ctx, msg.AddsStateEventIDs)
 		if err != nil {
 			return fmt.Errorf("s.db.Events: %w", err)
 		}
-		for _, event := range foundEvents {
+		for _, knownEvent := range alreadyKnown {
-			foundEventIDs[event.EventID()] = true
+			knownEventIDs[knownEvent.EventID()] = true
+			addsStateEvents = append(addsStateEvents, knownEvent)
+		}
+	}
+
+	// Now work out if there are any remaining events we don't know. For
+	// these we will need to ask the roomserver for help.
+	missingEventIDs = missingEventIDs[:0]
+	for eventID, known := range knownEventIDs {
+		if !known {
+			missingEventIDs = append(missingEventIDs, eventID)
+		}
+	}
+
+	// Ask the roomserver and add in the rest of the results into the set.
+	// Finally, work out if there are any more events missing.
+	if len(missingEventIDs) > 0 {
+		eventsReq := &api.QueryEventsByIDRequest{
+			EventIDs: missingEventIDs,
 		}
-		eventsReq := &api.QueryEventsByIDRequest{}
 		eventsRes := &api.QueryEventsByIDResponse{}
-		for eventID, found := range foundEventIDs {
+		if err := s.rsAPI.QueryEventsByID(ctx, eventsReq, eventsRes); err != nil {
-			if !found {
-				eventsReq.EventIDs = append(eventsReq.EventIDs, eventID)
-			}
-		}
-		if err = s.rsAPI.QueryEventsByID(ctx, eventsReq, eventsRes); err != nil {
 			return fmt.Errorf("s.rsAPI.QueryEventsByID: %w", err)
 		}
 		for _, event := range eventsRes.Events {
-			eventID := event.EventID()
+			addsStateEvents = append(addsStateEvents, event)
-			foundEvents = append(foundEvents, event)
+			knownEventIDs[event.EventID()] = true
-			foundEventIDs[eventID] = true
 		}
-		for eventID, found := range foundEventIDs {
+
+		// This should never happen because this would imply that the
+		// roomserver has sent us adds_state_event_ids for events that it
+		// also doesn't know about, but let's just be sure.
+		for eventID, found := range knownEventIDs {
 			if !found {
 				return fmt.Errorf("event %s is missing", eventID)
 			}
 		}
-		addsStateEvents = foundEvents
 	}
 
 	ev, err := s.updateStateEvent(ev)

syncapi/routing/context.go

@@ -45,7 +45,7 @@ func Context(
 	rsAPI roomserver.SyncRoomserverAPI,
 	syncDB storage.Database,
 	roomID, eventID string,
-	lazyLoadCache *caching.LazyLoadCache,
+	lazyLoadCache caching.LazyLoadCache,
 ) util.JSONResponse {
 	filter, err := parseRoomEventFilter(req)
 	if err != nil {
@@ -155,7 +155,7 @@ func applyLazyLoadMembers(
 	filter *gomatrixserverlib.RoomEventFilter,
 	eventsAfter, eventsBefore []gomatrixserverlib.ClientEvent,
 	state []*gomatrixserverlib.HeaderedEvent,
-	lazyLoadCache *caching.LazyLoadCache,
+	lazyLoadCache caching.LazyLoadCache,
 ) []*gomatrixserverlib.HeaderedEvent {
 	if filter == nil || !filter.LazyLoadMembers {
 		return state

syncapi/routing/messages.go

@@ -63,7 +63,7 @@ func OnIncomingMessagesRequest(
 	rsAPI api.SyncRoomserverAPI,
 	cfg *config.SyncAPI,
 	srp *sync.RequestPool,
-	lazyLoadCache *caching.LazyLoadCache,
+	lazyLoadCache caching.LazyLoadCache,
 ) util.JSONResponse {
 	var err error
 

syncapi/routing/routing.go

@@ -39,7 +39,7 @@ func Setup(
 	userAPI userapi.SyncUserAPI,
 	rsAPI api.SyncRoomserverAPI,
 	cfg *config.SyncAPI,
-	lazyLoadCache *caching.LazyLoadCache,
+	lazyLoadCache caching.LazyLoadCache,
 ) {
 	v3mux := csMux.PathPrefix("/{apiversion:(?:r0|v3)}/").Subrouter()
 

syncapi/streams/stream_pdu.go

@@ -32,7 +32,7 @@ type PDUStreamProvider struct {
 	tasks   chan func()
 	workers atomic.Int32
 	// userID+deviceID -> lazy loading cache
-	lazyLoadCache *caching.LazyLoadCache
+	lazyLoadCache caching.LazyLoadCache
 	rsAPI         roomserverAPI.SyncRoomserverAPI
 }
 

syncapi/streams/streams.go

@@ -27,7 +27,7 @@ type Streams struct {
 func NewSyncStreamProviders(
 	d storage.Database, userAPI userapi.SyncUserAPI,
 	rsAPI rsapi.SyncRoomserverAPI, keyAPI keyapi.SyncKeyAPI,
-	eduCache *caching.EDUCache, lazyLoadCache *caching.LazyLoadCache, notifier *notifier.Notifier,
+	eduCache *caching.EDUCache, lazyLoadCache caching.LazyLoadCache, notifier *notifier.Notifier,
 ) *Streams {
 	streams := &Streams{
 		PDUStreamProvider: &PDUStreamProvider{

syncapi/syncapi.go

@@ -45,7 +45,7 @@ func AddPublicRoutes(
 ) {
 	cfg := &base.Cfg.SyncAPI
 
-	js, natsClient := jetstream.Prepare(base.ProcessContext, &cfg.Matrix.JetStream)
+	js, natsClient := base.NATS.Prepare(base.ProcessContext, &cfg.Matrix.JetStream)
 
 	syncDB, err := storage.NewSyncServerDatasource(base, &cfg.Database)
 	if err != nil {
@@ -53,12 +53,8 @@ func AddPublicRoutes(
 	}
 
 	eduCache := caching.NewTypingCache()
-	lazyLoadCache, err := caching.NewLazyLoadCache()
-	if err != nil {
-		logrus.WithError(err).Panicf("failed to create lazy loading cache")
-	}
 	notifier := notifier.NewNotifier()
-	streams := streams.NewSyncStreamProviders(syncDB, userAPI, rsAPI, keyAPI, eduCache, lazyLoadCache, notifier)
+	streams := streams.NewSyncStreamProviders(syncDB, userAPI, rsAPI, keyAPI, eduCache, base.Caches, notifier)
 	notifier.SetCurrentPosition(streams.Latest(context.Background()))
 	if err = notifier.Load(context.Background(), syncDB); err != nil {
 		logrus.WithError(err).Panicf("failed to load notifier ")
@@ -146,6 +142,6 @@ func AddPublicRoutes(
 
 	routing.Setup(
 		base.PublicClientAPIMux, requestPool, syncDB, userAPI,
-		rsAPI, cfg, lazyLoadCache,
+		rsAPI, cfg, base.Caches,
 	)
 }

test/base.go

@@ -0,0 +1,18 @@
+package test
+
+import (
+	"github.com/matrix-org/dendrite/setup/base"
+	"github.com/matrix-org/dendrite/setup/config"
+	"github.com/nats-io/nats.go"
+)
+
+func Base(cfg *config.Dendrite) (*base.BaseDendrite, nats.JetStreamContext, *nats.Conn) {
+	if cfg == nil {
+		cfg = &config.Dendrite{}
+		cfg.Defaults(true)
+	}
+	cfg.Global.JetStream.InMemory = true
+	base := base.NewBaseDendrite(cfg, "Tests")
+	js, jc := base.NATS.Prepare(base.ProcessContext, &cfg.Global.JetStream)
+	return base, js, jc
+}

userapi/api/api.go

@@ -31,6 +31,8 @@ type UserInternalAPI interface {
 	ClientUserAPI
 	MediaUserAPI
 	FederationUserAPI
+	RoomserverUserAPI
+	KeyserverUserAPI
 
 	QuerySearchProfilesAPI // used by p2p demos
 }
@@ -41,6 +43,15 @@ type AppserviceUserAPI interface {
 	PerformDeviceCreation(ctx context.Context, req *PerformDeviceCreationRequest, res *PerformDeviceCreationResponse) error
 }
 
+type KeyserverUserAPI interface {
+	QueryDevices(ctx context.Context, req *QueryDevicesRequest, res *QueryDevicesResponse) error
+	QueryDeviceInfos(ctx context.Context, req *QueryDeviceInfosRequest, res *QueryDeviceInfosResponse) error
+}
+
+type RoomserverUserAPI interface {
+	QueryAccountData(ctx context.Context, req *QueryAccountDataRequest, res *QueryAccountDataResponse) error
+}
+
 // api functions required by the media api
 type MediaUserAPI interface {
 	QueryAcccessTokenAPI

userapi/userapi.go

@@ -47,7 +47,7 @@ func NewInternalAPI(
 	appServices []config.ApplicationService, keyAPI keyapi.UserKeyAPI,
 	rsAPI rsapi.UserRoomserverAPI, pgClient pushgateway.Client,
 ) api.UserInternalAPI {
-	js, _ := jetstream.Prepare(base.ProcessContext, &cfg.Matrix.JetStream)
+	js, _ := base.NATS.Prepare(base.ProcessContext, &cfg.Matrix.JetStream)
 
 	db, err := storage.NewUserAPIDatabase(
 		base,