11 files changed, 169 insertions, 52 deletions
diff --git a/go.mod b/go.mod
index 4c894ad9..990b839e 100644
--- a/go.mod
+++ b/go.mod
@@ -18,8 +18,6 @@ require (
 	github.com/matrix-org/naffka v0.0.0-20171115094957-662bfd0841d0
 	github.com/matrix-org/util v0.0.0-20171127121716-2e2df66af2f5
 	github.com/miekg/dns v1.1.12 // indirect
-	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
-	github.com/modern-go/reflect2 v1.0.1 // indirect
 	github.com/nfnt/resize v0.0.0-20160724205520-891127d8d1b5
 	github.com/opentracing/opentracing-go v1.0.2
 	github.com/pierrec/lz4 v0.0.0-20161206202305-5c9560bfa9ac // indirect
diff --git a/go.sum b/go.sum
index d7183816..42a145d6 100644
--- a/go.sum
+++ b/go.sum
@@ -183,6 +183,7 @@ gopkg.in/h2non/bimg.v1 v1.0.18 h1:qn6/RpBHt+7WQqoBcK+aF2puc6nC78eZj5LexxoalT4=
 gopkg.in/h2non/bimg.v1 v1.0.18/go.mod h1:PgsZL7dLwUbsGm1NYps320GxGgvQNTnecMCZqxV11So=
 gopkg.in/h2non/gock.v1 v1.0.14 h1:fTeu9fcUvSnLNacYvYI54h+1/XEteDyHvrVCZEEEYNM=
 gopkg.in/h2non/gock.v1 v1.0.14/go.mod h1:sX4zAkdYX1TRGJ2JY156cFspQn4yRWn6p9EMdODlynE=
+gopkg.in/macaroon.v2 v2.1.0 h1:HZcsjBCzq9t0eBPMKqTN/uSN6JOm78ZJ2INbqcBQOUI=
 gopkg.in/macaroon.v2 v2.1.0/go.mod h1:OUb+TQP/OP0WOerC2Jp/3CwhIKyIa9kQjuc7H24e6/o=
 gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.2 h1:ZCJp+EgiOT7lHqUV2J862kp8Qj64Jo6az82+3Td9dZw=
diff --git a/syncapi/api/query.go b/syncapi/api/query.go
new file mode 100644
index 00000000..2993829e
--- /dev/null
+++ b/syncapi/api/query.go
@@ -0,0 +1,123 @@
+// Copyright 2020 The Matrix.org Foundation C.I.C.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package api
+
+import (
+	"context"
+	"net/http"
+
+	commonHTTP "github.com/matrix-org/dendrite/common/http"
+	"github.com/matrix-org/util"
+	opentracing "github.com/opentracing/opentracing-go"
+)
+
+const (
+	SyncAPIQuerySyncPath      = "/api/syncapi/querySync"
+	SyncAPIQueryStatePath     = "/api/syncapi/queryState"
+	SyncAPIQueryStateTypePath = "/api/syncapi/queryStateType"
+	SyncAPIQueryMessagesPath  = "/api/syncapi/queryMessages"
+)
+
+func NewSyncQueryAPIHTTP(syncapiURL string, httpClient *http.Client) SyncQueryAPI {
+	if httpClient == nil {
+		httpClient = http.DefaultClient
+	}
+	return &httpSyncQueryAPI{syncapiURL, httpClient}
+}
+
+type httpSyncQueryAPI struct {
+	syncapiURL string
+	httpClient *http.Client
+}
+
+type SyncQueryAPI interface {
+	QuerySync(ctx context.Context, request *QuerySyncRequest, response *QuerySyncResponse) error
+	QueryState(ctx context.Context, request *QueryStateRequest, response *QueryStateResponse) error
+	QueryStateType(ctx context.Context, request *QueryStateTypeRequest, response *QueryStateTypeResponse) error
+	QueryMessages(ctx context.Context, request *QueryMessagesRequest, response *QueryMessagesResponse) error
+}
+
+type QuerySyncRequest struct{}
+
+type QueryStateRequest struct {
+	RoomID string
+}
+
+type QueryStateTypeRequest struct {
+	RoomID    string
+	EventType string
+	StateKey  string
+}
+
+type QueryMessagesRequest struct {
+	RoomID string
+}
+
+type QuerySyncResponse util.JSONResponse
+type QueryStateResponse util.JSONResponse
+type QueryStateTypeResponse util.JSONResponse
+type QueryMessagesResponse util.JSONResponse
+
+// QueryLatestEventsAndState implements SyncQueryAPI
+func (h *httpSyncQueryAPI) QuerySync(
+	ctx context.Context,
+	request *QuerySyncRequest,
+	response *QuerySyncResponse,
+) error {
+	span, ctx := opentracing.StartSpanFromContext(ctx, "QuerySync")
+	defer span.Finish()
+
+	apiURL := h.syncapiURL + SyncAPIQuerySyncPath
+	return commonHTTP.PostJSON(ctx, span, h.httpClient, apiURL, request, response)
+}
+
+// QueryStateAfterEvents implements SyncQueryAPI
+func (h *httpSyncQueryAPI) QueryState(
+	ctx context.Context,
+	request *QueryStateRequest,
+	response *QueryStateResponse,
+) error {
+	span, ctx := opentracing.StartSpanFromContext(ctx, "QueryState")
+	defer span.Finish()
+
+	apiURL := h.syncapiURL + SyncAPIQueryStatePath
+	return commonHTTP.PostJSON(ctx, span, h.httpClient, apiURL, request, response)
+}
+
+// QueryEventsByID implements SyncQueryAPI
+func (h *httpSyncQueryAPI) QueryStateType(
+	ctx context.Context,
+	request *QueryStateTypeRequest,
+	response *QueryStateTypeResponse,
+) error {
+	span, ctx := opentracing.StartSpanFromContext(ctx, "QueryStateType")
+	defer span.Finish()
+
+	apiURL := h.syncapiURL + SyncAPIQueryStateTypePath
+	return commonHTTP.PostJSON(ctx, span, h.httpClient, apiURL, request, response)
+}
+
+// QueryMembershipForUser implements SyncQueryAPI
+func (h *httpSyncQueryAPI) QueryMessages(
+	ctx context.Context,
+	request *QueryMessagesRequest,
+	response *QueryMessagesResponse,
+) error {
+	span, ctx := opentracing.StartSpanFromContext(ctx, "QueryMessages")
+	defer span.Finish()
+
+	apiURL := h.syncapiURL + SyncAPIQueryMessagesPath
+	return commonHTTP.PostJSON(ctx, span, h.httpClient, apiURL, request, response)
+}
diff --git a/syncapi/routing/state.go b/syncapi/routing/state.go
index dbee267d..cf67f752 100644
--- a/syncapi/routing/state.go
+++ b/syncapi/routing/state.go
@@ -22,7 +22,6 @@ import (
 	"github.com/matrix-org/dendrite/clientapi/jsonerror"
 	"github.com/matrix-org/dendrite/syncapi/storage"
 	"github.com/matrix-org/dendrite/syncapi/types"
-	"github.com/matrix-org/gomatrix"
 	"github.com/matrix-org/gomatrixserverlib"
 	"github.com/matrix-org/util"
 	log "github.com/sirupsen/logrus"
@@ -45,10 +44,10 @@ func OnIncomingStateRequest(req *http.Request, db storage.Database, roomID strin
 	// TODO(#287): Auth request and handle the case where the user has left (where
 	// we should return the state at the poin they left)
 
-	stateFilterPart := gomatrix.DefaultFilterPart()
-	// TODO: stateFilterPart should not limit the number of state events (or only limits abusive number of events)
+	stateFilter := gomatrixserverlib.DefaultStateFilter()
+	// TODO: stateFilter should not limit the number of state events (or only limits abusive number of events)
 
-	stateEvents, err := db.GetStateEventsForRoom(req.Context(), roomID, &stateFilterPart)
+	stateEvents, err := db.GetStateEventsForRoom(req.Context(), roomID, &stateFilter)
 	if err != nil {
 		return httputil.LogThenError(req, err)
 	}
diff --git a/syncapi/storage/postgres/account_data_table.go b/syncapi/storage/postgres/account_data_table.go
index 3d75ad99..d1811aa6 100644
--- a/syncapi/storage/postgres/account_data_table.go
+++ b/syncapi/storage/postgres/account_data_table.go
@@ -22,7 +22,7 @@ import (
 	"github.com/lib/pq"
 	"github.com/matrix-org/dendrite/common"
 	"github.com/matrix-org/dendrite/syncapi/types"
-	"github.com/matrix-org/gomatrix"
+	"github.com/matrix-org/gomatrixserverlib"
 )
 
 const accountDataSchema = `
@@ -99,7 +99,7 @@ func (s *accountDataStatements) selectAccountDataInRange(
 	ctx context.Context,
 	userID string,
 	oldPos, newPos types.StreamPosition,
-	accountDataFilterPart *gomatrix.FilterPart,
+	accountDataEventFilter *gomatrixserverlib.EventFilter,
 ) (data map[string][]string, err error) {
 	data = make(map[string][]string)
 
@@ -111,9 +111,9 @@ func (s *accountDataStatements) selectAccountDataInRange(
 	}
 
 	rows, err := s.selectAccountDataInRangeStmt.QueryContext(ctx, userID, oldPos, newPos,
-		pq.StringArray(filterConvertTypeWildcardToSQL(accountDataFilterPart.Types)),
-		pq.StringArray(filterConvertTypeWildcardToSQL(accountDataFilterPart.NotTypes)),
-		accountDataFilterPart.Limit,
+		pq.StringArray(filterConvertTypeWildcardToSQL(accountDataEventFilter.Types)),
+		pq.StringArray(filterConvertTypeWildcardToSQL(accountDataEventFilter.NotTypes)),
+		accountDataEventFilter.Limit,
 	)
 	if err != nil {
 		return
diff --git a/syncapi/storage/postgres/current_room_state_table.go b/syncapi/storage/postgres/current_room_state_table.go
index 117bd775..6f5c1e80 100644
--- a/syncapi/storage/postgres/current_room_state_table.go
+++ b/syncapi/storage/postgres/current_room_state_table.go
@@ -23,7 +23,6 @@ import (
 	"github.com/lib/pq"
 	"github.com/matrix-org/dendrite/common"
 	"github.com/matrix-org/dendrite/syncapi/types"
-	"github.com/matrix-org/gomatrix"
 	"github.com/matrix-org/gomatrixserverlib"
 )
 
@@ -185,16 +184,16 @@ func (s *currentRoomStateStatements) selectRoomIDsWithMembership(
 // CurrentState returns all the current state events for the given room.
 func (s *currentRoomStateStatements) selectCurrentState(
 	ctx context.Context, txn *sql.Tx, roomID string,
-	stateFilterPart *gomatrix.FilterPart,
+	stateFilter *gomatrixserverlib.StateFilter,
 ) ([]gomatrixserverlib.Event, error) {
 	stmt := common.TxStmt(txn, s.selectCurrentStateStmt)
 	rows, err := stmt.QueryContext(ctx, roomID,
-		pq.StringArray(stateFilterPart.Senders),
-		pq.StringArray(stateFilterPart.NotSenders),
-		pq.StringArray(filterConvertTypeWildcardToSQL(stateFilterPart.Types)),
-		pq.StringArray(filterConvertTypeWildcardToSQL(stateFilterPart.NotTypes)),
-		stateFilterPart.ContainsURL,
-		stateFilterPart.Limit,
+		pq.StringArray(stateFilter.Senders),
+		pq.StringArray(stateFilter.NotSenders),
+		pq.StringArray(filterConvertTypeWildcardToSQL(stateFilter.Types)),
+		pq.StringArray(filterConvertTypeWildcardToSQL(stateFilter.NotTypes)),
+		stateFilter.ContainsURL,
+		stateFilter.Limit,
 	)
 	if err != nil {
 		return nil, err
diff --git a/syncapi/storage/postgres/output_room_events_table.go b/syncapi/storage/postgres/output_room_events_table.go
index 610ff23e..2db46c5d 100644
--- a/syncapi/storage/postgres/output_room_events_table.go
+++ b/syncapi/storage/postgres/output_room_events_table.go
@@ -23,7 +23,6 @@ import (
 
 	"github.com/matrix-org/dendrite/roomserver/api"
 	"github.com/matrix-org/dendrite/syncapi/types"
-	"github.com/matrix-org/gomatrix"
 
 	"github.com/lib/pq"
 	"github.com/matrix-org/dendrite/common"
@@ -154,18 +153,18 @@ func (s *outputRoomEventsStatements) prepare(db *sql.DB) (err error) {
 // two positions, only the most recent state is returned.
 func (s *outputRoomEventsStatements) selectStateInRange(
 	ctx context.Context, txn *sql.Tx, oldPos, newPos types.StreamPosition,
-	stateFilterPart *gomatrix.FilterPart,
+	stateFilter *gomatrixserverlib.StateFilter,
 ) (map[string]map[string]bool, map[string]types.StreamEvent, error) {
 	stmt := common.TxStmt(txn, s.selectStateInRangeStmt)
 
 	rows, err := stmt.QueryContext(
 		ctx, oldPos, newPos,
-		pq.StringArray(stateFilterPart.Senders),
-		pq.StringArray(stateFilterPart.NotSenders),
-		pq.StringArray(filterConvertTypeWildcardToSQL(stateFilterPart.Types)),
-		pq.StringArray(filterConvertTypeWildcardToSQL(stateFilterPart.NotTypes)),
-		stateFilterPart.ContainsURL,
-		stateFilterPart.Limit,
+		pq.StringArray(stateFilter.Senders),
+		pq.StringArray(stateFilter.NotSenders),
+		pq.StringArray(filterConvertTypeWildcardToSQL(stateFilter.Types)),
+		pq.StringArray(filterConvertTypeWildcardToSQL(stateFilter.NotTypes)),
+		stateFilter.ContainsURL,
+		stateFilter.Limit,
 	)
 	if err != nil {
 		return nil, nil, err
diff --git a/syncapi/storage/postgres/syncserver.go b/syncapi/storage/postgres/syncserver.go
index f391c578..aec37185 100644
--- a/syncapi/storage/postgres/syncserver.go
+++ b/syncapi/storage/postgres/syncserver.go
@@ -26,7 +26,6 @@ import (
 
 	"github.com/matrix-org/dendrite/clientapi/auth/authtypes"
 	"github.com/matrix-org/dendrite/roomserver/api"
-	"github.com/matrix-org/gomatrix"
 
 	// Import the postgres database driver.
 	_ "github.com/lib/pq"
@@ -237,10 +236,10 @@ func (d *SyncServerDatasource) GetStateEvent(
 // Returns an empty slice if no state events could be found for this room.
 // Returns an error if there was an issue with the retrieval.
 func (d *SyncServerDatasource) GetStateEventsForRoom(
-	ctx context.Context, roomID string, stateFilterPart *gomatrix.FilterPart,
+	ctx context.Context, roomID string, stateFilter *gomatrixserverlib.StateFilter,
 ) (stateEvents []gomatrixserverlib.Event, err error) {
 	err = common.WithTransaction(d.db, func(txn *sql.Tx) error {
-		stateEvents, err = d.roomstate.selectCurrentState(ctx, txn, roomID, stateFilterPart)
+		stateEvents, err = d.roomstate.selectCurrentState(ctx, txn, roomID, stateFilter)
 		return err
 	})
 	return
@@ -422,7 +421,7 @@ func (d *SyncServerDatasource) addPDUDeltaToResponse(
 	var succeeded bool
 	defer common.EndTransaction(txn, &succeeded)
 
-	stateFilterPart := gomatrix.DefaultFilterPart() // TODO: use filter provided in request
+	stateFilter := gomatrixserverlib.DefaultStateFilter() // TODO: use filter provided in request
 
 	// Work out which rooms to return in the response. This is done by getting not only the currently
 	// joined rooms, but also which rooms have membership transitions for this user between the 2 PDU stream positions.
@@ -432,11 +431,11 @@ func (d *SyncServerDatasource) addPDUDeltaToResponse(
 	var joinedRoomIDs []string
 	if !wantFullState {
 		deltas, joinedRoomIDs, err = d.getStateDeltas(
-			ctx, &device, txn, fromPos, toPos, device.UserID, &stateFilterPart,
+			ctx, &device, txn, fromPos, toPos, device.UserID, &stateFilter,
 		)
 	} else {
 		deltas, joinedRoomIDs, err = d.getStateDeltasForFullStateSync(
-			ctx, &device, txn, fromPos, toPos, device.UserID, &stateFilterPart,
+			ctx, &device, txn, fromPos, toPos, device.UserID, &stateFilter,
 		)
 	}
 	if err != nil {
@@ -587,12 +586,12 @@ func (d *SyncServerDatasource) getResponseWithPDUsForCompleteSync(
 		return
 	}
 
-	stateFilterPart := gomatrix.DefaultFilterPart() // TODO: use filter provided in request
+	stateFilter := gomatrixserverlib.DefaultStateFilter() // TODO: use filter provided in request
 
 	// Build up a /sync response. Add joined rooms.
 	for _, roomID := range joinedRoomIDs {
 		var stateEvents []gomatrixserverlib.Event
-		stateEvents, err = d.roomstate.selectCurrentState(ctx, txn, roomID, &stateFilterPart)
+		stateEvents, err = d.roomstate.selectCurrentState(ctx, txn, roomID, &stateFilter)
 		if err != nil {
 			return
 		}
@@ -681,7 +680,7 @@ var txReadOnlySnapshot = sql.TxOptions{
 // If there was an issue with the retrieval, returns an error
 func (d *SyncServerDatasource) GetAccountDataInRange(
 	ctx context.Context, userID string, oldPos, newPos types.StreamPosition,
-	accountDataFilterPart *gomatrix.FilterPart,
+	accountDataFilterPart *gomatrixserverlib.EventFilter,
 ) (map[string][]string, error) {
 	return d.accountData.selectAccountDataInRange(ctx, userID, oldPos, newPos, accountDataFilterPart)
 }
@@ -931,7 +930,7 @@ func (d *SyncServerDatasource) fetchMissingStateEvents(
 func (d *SyncServerDatasource) getStateDeltas(
 	ctx context.Context, device *authtypes.Device, txn *sql.Tx,
 	fromPos, toPos types.StreamPosition, userID string,
-	stateFilterPart *gomatrix.FilterPart,
+	stateFilter *gomatrixserverlib.StateFilter,
 ) ([]stateDelta, []string, error) {
 	// Implement membership change algorithm: https://github.com/matrix-org/synapse/blob/v0.19.3/synapse/handlers/sync.py#L821
 	// - Get membership list changes for this user in this sync response
@@ -944,7 +943,7 @@ func (d *SyncServerDatasource) getStateDeltas(
 	var deltas []stateDelta
 
 	// get all the state events ever between these two positions
-	stateNeeded, eventMap, err := d.events.selectStateInRange(ctx, txn, fromPos, toPos, stateFilterPart)
+	stateNeeded, eventMap, err := d.events.selectStateInRange(ctx, txn, fromPos, toPos, stateFilter)
 	if err != nil {
 		return nil, nil, err
 	}
@@ -964,7 +963,7 @@ func (d *SyncServerDatasource) getStateDeltas(
 				if membership == gomatrixserverlib.Join {
 					// send full room state down instead of a delta
 					var s []types.StreamEvent
-					s, err = d.currentStateStreamEventsForRoom(ctx, txn, roomID, stateFilterPart)
+					s, err = d.currentStateStreamEventsForRoom(ctx, txn, roomID, stateFilter)
 					if err != nil {
 						return nil, nil, err
 					}
@@ -1006,7 +1005,7 @@ func (d *SyncServerDatasource) getStateDeltas(
 func (d *SyncServerDatasource) getStateDeltasForFullStateSync(
 	ctx context.Context, device *authtypes.Device, txn *sql.Tx,
 	fromPos, toPos types.StreamPosition, userID string,
-	stateFilterPart *gomatrix.FilterPart,
+	stateFilter *gomatrixserverlib.StateFilter,
 ) ([]stateDelta, []string, error) {
 	joinedRoomIDs, err := d.roomstate.selectRoomIDsWithMembership(ctx, txn, userID, gomatrixserverlib.Join)
 	if err != nil {
@@ -1018,7 +1017,7 @@ func (d *SyncServerDatasource) getStateDeltasForFullStateSync(
 
 	// Add full states for all joined rooms
 	for _, joinedRoomID := range joinedRoomIDs {
-		s, stateErr := d.currentStateStreamEventsForRoom(ctx, txn, joinedRoomID, stateFilterPart)
+		s, stateErr := d.currentStateStreamEventsForRoom(ctx, txn, joinedRoomID, stateFilter)
 		if stateErr != nil {
 			return nil, nil, stateErr
 		}
@@ -1030,7 +1029,7 @@ func (d *SyncServerDatasource) getStateDeltasForFullStateSync(
 	}
 
 	// Get all the state events ever between these two positions
-	stateNeeded, eventMap, err := d.events.selectStateInRange(ctx, txn, fromPos, toPos, stateFilterPart)
+	stateNeeded, eventMap, err := d.events.selectStateInRange(ctx, txn, fromPos, toPos, stateFilter)
 	if err != nil {
 		return nil, nil, err
 	}
@@ -1061,9 +1060,9 @@ func (d *SyncServerDatasource) getStateDeltasForFullStateSync(
 
 func (d *SyncServerDatasource) currentStateStreamEventsForRoom(
 	ctx context.Context, txn *sql.Tx, roomID string,
-	stateFilterPart *gomatrix.FilterPart,
+	stateFilter *gomatrixserverlib.StateFilter,
 ) ([]types.StreamEvent, error) {
-	allState, err := d.roomstate.selectCurrentState(ctx, txn, roomID, stateFilterPart)
+	allState, err := d.roomstate.selectCurrentState(ctx, txn, roomID, stateFilter)
 	if err != nil {
 		return nil, err
 	}
diff --git a/syncapi/storage/storage.go b/syncapi/storage/storage.go
index 4e8a2c83..e6392844 100644
--- a/syncapi/storage/storage.go
+++ b/syncapi/storage/storage.go
@@ -25,7 +25,6 @@ import (
 	"github.com/matrix-org/dendrite/syncapi/storage/postgres"
 	"github.com/matrix-org/dendrite/syncapi/types"
 	"github.com/matrix-org/dendrite/typingserver/cache"
-	"github.com/matrix-org/gomatrix"
 	"github.com/matrix-org/gomatrixserverlib"
 )
 
@@ -35,11 +34,11 @@ type Database interface {
 	Events(ctx context.Context, eventIDs []string) ([]gomatrixserverlib.Event, error)
 	WriteEvent(context.Context, *gomatrixserverlib.Event, []gomatrixserverlib.Event, []string, []string, *api.TransactionID, bool) (types.StreamPosition, error)
 	GetStateEvent(ctx context.Context, roomID, evType, stateKey string) (*gomatrixserverlib.Event, error)
-	GetStateEventsForRoom(ctx context.Context, roomID string, stateFilterPart *gomatrix.FilterPart) (stateEvents []gomatrixserverlib.Event, err error)
+	GetStateEventsForRoom(ctx context.Context, roomID string, stateFilterPart *gomatrixserverlib.StateFilter) (stateEvents []gomatrixserverlib.Event, err error)
 	SyncPosition(ctx context.Context) (types.PaginationToken, error)
 	IncrementalSync(ctx context.Context, device authtypes.Device, fromPos, toPos types.PaginationToken, numRecentEventsPerRoom int, wantFullState bool) (*types.Response, error)
 	CompleteSync(ctx context.Context, userID string, numRecentEventsPerRoom int) (*types.Response, error)
-	GetAccountDataInRange(ctx context.Context, userID string, oldPos, newPos types.StreamPosition, accountDataFilterPart *gomatrix.FilterPart) (map[string][]string, error)
+	GetAccountDataInRange(ctx context.Context, userID string, oldPos, newPos types.StreamPosition, accountDataFilterPart *gomatrixserverlib.EventFilter) (map[string][]string, error)
 	UpsertAccountData(ctx context.Context, userID, roomID, dataType string) (types.StreamPosition, error)
 	AddInviteEvent(ctx context.Context, inviteEvent gomatrixserverlib.Event) (types.StreamPosition, error)
 	RetireInviteEvent(ctx context.Context, inviteEventID string) error
diff --git a/syncapi/sync/requestpool.go b/syncapi/sync/requestpool.go
index 5a3ae880..06a8d6d8 100644
--- a/syncapi/sync/requestpool.go
+++ b/syncapi/sync/requestpool.go
@@ -24,7 +24,6 @@ import (
 	"github.com/matrix-org/dendrite/clientapi/jsonerror"
 	"github.com/matrix-org/dendrite/syncapi/storage"
 	"github.com/matrix-org/dendrite/syncapi/types"
-	"github.com/matrix-org/gomatrix"
 	"github.com/matrix-org/gomatrixserverlib"
 	"github.com/matrix-org/util"
 	log "github.com/sirupsen/logrus"
@@ -142,14 +141,14 @@ func (rp *RequestPool) currentSyncForUser(req syncRequest, latestPos types.Pagin
 		return
 	}
 
-	accountDataFilter := gomatrix.DefaultFilterPart() // TODO: use filter provided in req instead
-	res, err = rp.appendAccountData(res, req.device.UserID, req, int64(latestPos.PDUPosition), &accountDataFilter)
+	accountDataFilter := gomatrixserverlib.DefaultEventFilter() // TODO: use filter provided in req instead
+	res, err = rp.appendAccountData(res, req.device.UserID, req, latestPos.PDUPosition, &accountDataFilter)
 	return
 }
 
 func (rp *RequestPool) appendAccountData(
-	data *types.Response, userID string, req syncRequest, currentPos int64,
-	accountDataFilter *gomatrix.FilterPart,
+	data *types.Response, userID string, req syncRequest, currentPos types.StreamPosition,
+	accountDataFilter *gomatrixserverlib.EventFilter,
 ) (*types.Response, error) {
 	// TODO: Account data doesn't have a sync position of its own, meaning that
 	// account data might be sent multiple time to the client if multiple account
diff --git a/sytest-whitelist b/sytest-whitelist
index efc97b5e..47fd5828 100644
--- a/sytest-whitelist
+++ b/sytest-whitelist
@@ -81,6 +81,7 @@ Can't forget room you're still in
 Can get rooms/{roomId}/members
 Can create filter
 Can download filter
+Lazy loading parameters in the filter are strictly boolean
 Can sync
 Can sync a joined room
 Newly joined room is included in an incremental sync