Add conditional building to remaining storage APIs

appservice/storage/interface.go

@@ -0,0 +1,30 @@
+// 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 storage
+
+import (
+	"context"
+
+	"github.com/matrix-org/gomatrixserverlib"
+)
+
+type Database interface {
+	StoreEvent(ctx context.Context, appServiceID string, event *gomatrixserverlib.Event) error
+	GetEventsWithAppServiceID(ctx context.Context, appServiceID string, limit int) (int, int, []gomatrixserverlib.Event, bool, error)
+	CountEventsWithAppServiceID(ctx context.Context, appServiceID string) (int, error)
+	UpdateTxnIDForEvents(ctx context.Context, appserviceID string, maxID, txnID int) error
+	RemoveEventsBeforeAndIncludingID(ctx context.Context, appserviceID string, eventTableID int) error
+	GetLatestTxnID(ctx context.Context) (int, error)
+}

appservice/storage/storage.go

@@ -12,26 +12,17 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+// +build !wasm
+
 package storage
 
 import (
-	"context"
 	"net/url"
 
 	"github.com/matrix-org/dendrite/appservice/storage/postgres"
 	"github.com/matrix-org/dendrite/appservice/storage/sqlite3"
-	"github.com/matrix-org/gomatrixserverlib"
 )
 
-type Database interface {
-	StoreEvent(ctx context.Context, appServiceID string, event *gomatrixserverlib.Event) error
-	GetEventsWithAppServiceID(ctx context.Context, appServiceID string, limit int) (int, int, []gomatrixserverlib.Event, bool, error)
-	CountEventsWithAppServiceID(ctx context.Context, appServiceID string) (int, error)
-	UpdateTxnIDForEvents(ctx context.Context, appserviceID string, maxID, txnID int) error
-	RemoveEventsBeforeAndIncludingID(ctx context.Context, appserviceID string, eventTableID int) error
-	GetLatestTxnID(ctx context.Context) (int, error)
-}
-
 func NewDatabase(dataSourceName string) (Database, error) {
 	uri, err := url.Parse(dataSourceName)
 	if err != nil {

appservice/storage/storage_wasm.go

@@ -0,0 +1,37 @@
+// 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 storage
+
+import (
+	"fmt"
+	"net/url"
+
+	"github.com/matrix-org/dendrite/appservice/storage/sqlite3"
+)
+
+func NewDatabase(dataSourceName string) (Database, error) {
+	uri, err := url.Parse(dataSourceName)
+	if err != nil {
+		return nil, fmt.Errorf("Cannot use postgres implementation")
+	}
+	switch uri.Scheme {
+	case "postgres":
+		return nil, fmt.Errorf("Cannot use postgres implementation")
+	case "file":
+		return sqlite3.NewDatabase(dataSourceName)
+	default:
+		return nil, fmt.Errorf("Cannot use postgres implementation")
+	}
+}

clientapi/auth/storage/accounts/interface.go

@@ -1,3 +1,17 @@
+// 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 accounts
 
 import (

clientapi/auth/storage/accounts/storage.go

@@ -1,3 +1,17 @@
+// 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.
+
 // +build !wasm
 
 package accounts

clientapi/auth/storage/accounts/storage_wasm.go

@@ -1,3 +1,17 @@
+// 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 accounts
 
 import (

clientapi/auth/storage/devices/interface.go

@@ -1,3 +1,17 @@
+// 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 devices
 
 import (

clientapi/auth/storage/devices/storage.go

@@ -1,3 +1,17 @@
+// 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.
+
 // +build !wasm
 
 package devices

clientapi/auth/storage/devices/storage_wasm.go

@@ -1,3 +1,17 @@
+// 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 devices
 
 import (

federationsender/storage/interface.go

@@ -0,0 +1,28 @@
+// 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 storage
+
+import (
+	"context"
+
+	"github.com/matrix-org/dendrite/common"
+	"github.com/matrix-org/dendrite/federationsender/types"
+)
+
+type Database interface {
+	common.PartitionStorer
+	UpdateRoom(ctx context.Context, roomID, oldEventID, newEventID string, addHosts []types.JoinedHost, removeHosts []string) (joinedHosts []types.JoinedHost, err error)
+	GetJoinedHosts(ctx context.Context, roomID string) ([]types.JoinedHost, error)
+}

federationsender/storage/storage.go

@@ -12,24 +12,17 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+// +build !wasm
+
 package storage
 
 import (
-	"context"
 	"net/url"
 
-	"github.com/matrix-org/dendrite/common"
 	"github.com/matrix-org/dendrite/federationsender/storage/postgres"
 	"github.com/matrix-org/dendrite/federationsender/storage/sqlite3"
-	"github.com/matrix-org/dendrite/federationsender/types"
 )
 
-type Database interface {
-	common.PartitionStorer
-	UpdateRoom(ctx context.Context, roomID, oldEventID, newEventID string, addHosts []types.JoinedHost, removeHosts []string) (joinedHosts []types.JoinedHost, err error)
-	GetJoinedHosts(ctx context.Context, roomID string) ([]types.JoinedHost, error)
-}
-
 // NewDatabase opens a new database
 func NewDatabase(dataSourceName string) (Database, error) {
 	uri, err := url.Parse(dataSourceName)

federationsender/storage/storage_wasm.go

@@ -0,0 +1,38 @@
+// 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 storage
+
+import (
+	"fmt"
+	"net/url"
+
+	"github.com/matrix-org/dendrite/federationsender/storage/sqlite3"
+)
+
+// NewDatabase opens a new database
+func NewDatabase(dataSourceName string) (Database, error) {
+	uri, err := url.Parse(dataSourceName)
+	if err != nil {
+		return nil, fmt.Errorf("Cannot use postgres implementation")
+	}
+	switch uri.Scheme {
+	case "file":
+		return sqlite3.NewDatabase(dataSourceName)
+	case "postgres":
+		return nil, fmt.Errorf("Cannot use postgres implementation")
+	default:
+		return nil, fmt.Errorf("Cannot use postgres implementation")
+	}
+}

mediaapi/storage/interface.go

@@ -0,0 +1,30 @@
+// 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 storage
+
+import (
+	"context"
+
+	"github.com/matrix-org/dendrite/mediaapi/types"
+	"github.com/matrix-org/gomatrixserverlib"
+)
+
+type Database interface {
+	StoreMediaMetadata(ctx context.Context, mediaMetadata *types.MediaMetadata) error
+	GetMediaMetadata(ctx context.Context, mediaID types.MediaID, mediaOrigin gomatrixserverlib.ServerName) (*types.MediaMetadata, error)
+	StoreThumbnail(ctx context.Context, thumbnailMetadata *types.ThumbnailMetadata) error
+	GetThumbnail(ctx context.Context, mediaID types.MediaID, mediaOrigin gomatrixserverlib.ServerName, width, height int, resizeMethod string) (*types.ThumbnailMetadata, error)
+	GetThumbnails(ctx context.Context, mediaID types.MediaID, mediaOrigin gomatrixserverlib.ServerName) ([]*types.ThumbnailMetadata, error)
+}

mediaapi/storage/storage.go

@@ -12,26 +12,17 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+// +build !wasm
+
 package storage
 
 import (
-	"context"
 	"net/url"
 
 	"github.com/matrix-org/dendrite/mediaapi/storage/postgres"
 	"github.com/matrix-org/dendrite/mediaapi/storage/sqlite3"
-	"github.com/matrix-org/dendrite/mediaapi/types"
-	"github.com/matrix-org/gomatrixserverlib"
 )
 
-type Database interface {
-	StoreMediaMetadata(ctx context.Context, mediaMetadata *types.MediaMetadata) error
-	GetMediaMetadata(ctx context.Context, mediaID types.MediaID, mediaOrigin gomatrixserverlib.ServerName) (*types.MediaMetadata, error)
-	StoreThumbnail(ctx context.Context, thumbnailMetadata *types.ThumbnailMetadata) error
-	GetThumbnail(ctx context.Context, mediaID types.MediaID, mediaOrigin gomatrixserverlib.ServerName, width, height int, resizeMethod string) (*types.ThumbnailMetadata, error)
-	GetThumbnails(ctx context.Context, mediaID types.MediaID, mediaOrigin gomatrixserverlib.ServerName) ([]*types.ThumbnailMetadata, error)
-}
-
 // Open opens a postgres database.
 func Open(dataSourceName string) (Database, error) {
 	uri, err := url.Parse(dataSourceName)

mediaapi/storage/storage_wasm.go

@@ -0,0 +1,38 @@
+// 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 storage
+
+import (
+	"fmt"
+	"net/url"
+
+	"github.com/matrix-org/dendrite/mediaapi/storage/sqlite3"
+)
+
+// Open opens a postgres database.
+func Open(dataSourceName string) (Database, error) {
+	uri, err := url.Parse(dataSourceName)
+	if err != nil {
+		return nil, fmt.Errorf("Cannot use postgres implementation")
+	}
+	switch uri.Scheme {
+	case "postgres":
+		return nil, fmt.Errorf("Cannot use postgres implementation")
+	case "file":
+		return sqlite3.Open(dataSourceName)
+	default:
+		return nil, fmt.Errorf("Cannot use postgres implementation")
+	}
+}

publicroomsapi/storage/interface.go

@@ -1,3 +1,17 @@
+// 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 storage
 
 import (

roomserver/storage/interface.go

@@ -0,0 +1,49 @@
+// 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 storage
+
+import (
+	"context"
+
+	"github.com/matrix-org/dendrite/roomserver/api"
+	statedb "github.com/matrix-org/dendrite/roomserver/state/database"
+	"github.com/matrix-org/dendrite/roomserver/types"
+	"github.com/matrix-org/gomatrixserverlib"
+)
+
+type Database interface {
+	statedb.RoomStateDatabase
+	StoreEvent(ctx context.Context, event gomatrixserverlib.Event, txnAndSessionID *api.TransactionID, authEventNIDs []types.EventNID) (types.RoomNID, types.StateAtEvent, error)
+	StateEntriesForEventIDs(ctx context.Context, eventIDs []string) ([]types.StateEntry, error)
+	EventStateKeys(ctx context.Context, eventStateKeyNIDs []types.EventStateKeyNID) (map[types.EventStateKeyNID]string, error)
+	EventNIDs(ctx context.Context, eventIDs []string) (map[string]types.EventNID, error)
+	SetState(ctx context.Context, eventNID types.EventNID, stateNID types.StateSnapshotNID) error
+	EventIDs(ctx context.Context, eventNIDs []types.EventNID) (map[types.EventNID]string, error)
+	GetLatestEventsForUpdate(ctx context.Context, roomNID types.RoomNID) (types.RoomRecentEventsUpdater, error)
+	GetTransactionEventID(ctx context.Context, transactionID string, sessionID int64, userID string) (string, error)
+	RoomNID(ctx context.Context, roomID string) (types.RoomNID, error)
+	LatestEventIDs(ctx context.Context, roomNID types.RoomNID) ([]gomatrixserverlib.EventReference, types.StateSnapshotNID, int64, error)
+	GetInvitesForUser(ctx context.Context, roomNID types.RoomNID, targetUserNID types.EventStateKeyNID) (senderUserIDs []types.EventStateKeyNID, err error)
+	SetRoomAlias(ctx context.Context, alias string, roomID string, creatorUserID string) error
+	GetRoomIDForAlias(ctx context.Context, alias string) (string, error)
+	GetAliasesForRoomID(ctx context.Context, roomID string) ([]string, error)
+	GetCreatorIDForAlias(ctx context.Context, alias string) (string, error)
+	RemoveRoomAlias(ctx context.Context, alias string) error
+	MembershipUpdater(ctx context.Context, roomID, targetUserID string) (types.MembershipUpdater, error)
+	GetMembership(ctx context.Context, roomNID types.RoomNID, requestSenderUserID string) (membershipEventNID types.EventNID, stillInRoom bool, err error)
+	GetMembershipEventNIDsForRoom(ctx context.Context, roomNID types.RoomNID, joinOnly bool) ([]types.EventNID, error)
+	EventsFromIDs(ctx context.Context, eventIDs []string) ([]types.Event, error)
+	GetRoomVersionForRoom(ctx context.Context, roomNID types.RoomNID) (int64, error)
+}

roomserver/storage/sqlite3/events_table.go

@@ -18,10 +18,10 @@ package sqlite3
 import (
 	"context"
 	"database/sql"
+	"encoding/json"
 	"fmt"
 	"strings"
 
-	"github.com/lib/pq"
 	"github.com/matrix-org/dendrite/common"
 	"github.com/matrix-org/dendrite/roomserver/types"
 	"github.com/matrix-org/gomatrixserverlib"
@@ -463,17 +463,14 @@ func (s *eventStatements) bulkSelectEventNID(ctx context.Context, txn *sql.Tx, e
 func (s *eventStatements) selectMaxEventDepth(ctx context.Context, txn *sql.Tx, eventNIDs []types.EventNID) (int64, error) {
 	var result int64
 	selectStmt := common.TxStmt(txn, s.selectMaxEventDepthStmt)
-	err := selectStmt.QueryRowContext(ctx, sqliteIn(eventNIDsAsArray(eventNIDs))).Scan(&result)
+	err := selectStmt.QueryRowContext(ctx, eventNIDsAsArray(eventNIDs)).Scan(&result)
 	if err != nil {
 		return 0, err
 	}
 	return result, nil
 }
 
-func eventNIDsAsArray(eventNIDs []types.EventNID) pq.Int64Array {
+func eventNIDsAsArray(eventNIDs []types.EventNID) string {
-	nids := make([]int64, len(eventNIDs))
+	b, _ := json.Marshal(eventNIDs)
-	for i := range eventNIDs {
+	return string(b)
-		nids[i] = int64(eventNIDs[i])
-	}
-	return nids
 }

roomserver/storage/sqlite3/list.go

@@ -1,18 +0,0 @@
-package sqlite3
-
-import (
-	"strconv"
-	"strings"
-
-	"github.com/lib/pq"
-)
-
-type SqliteList string
-
-func sqliteIn(a pq.Int64Array) string {
-	var b []string
-	for _, n := range a {
-		b = append(b, strconv.FormatInt(n, 10))
-	}
-	return strings.Join(b, ",")
-}

roomserver/storage/sqlite3/rooms_table.go

@@ -18,8 +18,8 @@ package sqlite3
 import (
 	"context"
 	"database/sql"
+	"encoding/json"
 
-	"github.com/lib/pq"
 	"github.com/matrix-org/dendrite/common"
 	"github.com/matrix-org/dendrite/roomserver/types"
 )
@@ -104,16 +104,16 @@ func (s *roomStatements) selectRoomNID(
 func (s *roomStatements) selectLatestEventNIDs(
 	ctx context.Context, txn *sql.Tx, roomNID types.RoomNID,
 ) ([]types.EventNID, types.StateSnapshotNID, error) {
-	var nids pq.Int64Array
+	var eventNIDs []types.EventNID
+	var nidsJSON string
 	var stateSnapshotNID int64
 	stmt := common.TxStmt(txn, s.selectLatestEventNIDsStmt)
-	err := stmt.QueryRowContext(ctx, int64(roomNID)).Scan(&nids, &stateSnapshotNID)
+	err := stmt.QueryRowContext(ctx, int64(roomNID)).Scan(&nidsJSON, &stateSnapshotNID)
 	if err != nil {
 		return nil, 0, err
 	}
-	eventNIDs := make([]types.EventNID, len(nids))
+	if err := json.Unmarshal([]byte(nidsJSON), &eventNIDs); err != nil {
-	for i := range nids {
+		return nil, 0, err
-		eventNIDs[i] = types.EventNID(nids[i])
 	}
 	return eventNIDs, types.StateSnapshotNID(stateSnapshotNID), nil
 }
@@ -121,17 +121,17 @@ func (s *roomStatements) selectLatestEventNIDs(
 func (s *roomStatements) selectLatestEventsNIDsForUpdate(
 	ctx context.Context, txn *sql.Tx, roomNID types.RoomNID,
 ) ([]types.EventNID, types.EventNID, types.StateSnapshotNID, error) {
-	var nids pq.Int64Array
+	var eventNIDs []types.EventNID
+	var nidsJSON string
 	var lastEventSentNID int64
 	var stateSnapshotNID int64
 	stmt := common.TxStmt(txn, s.selectLatestEventNIDsForUpdateStmt)
-	err := stmt.QueryRowContext(ctx, int64(roomNID)).Scan(&nids, &lastEventSentNID, &stateSnapshotNID)
+	err := stmt.QueryRowContext(ctx, int64(roomNID)).Scan(&nidsJSON, &lastEventSentNID, &stateSnapshotNID)
 	if err != nil {
 		return nil, 0, 0, err
 	}
-	eventNIDs := make([]types.EventNID, len(nids))
+	if err := json.Unmarshal([]byte(nidsJSON), &eventNIDs); err != nil {
-	for i := range nids {
+		return nil, 0, 0, err
-		eventNIDs[i] = types.EventNID(nids[i])
 	}
 	return eventNIDs, types.EventNID(lastEventSentNID), types.StateSnapshotNID(stateSnapshotNID), nil
 }

roomserver/storage/sqlite3/state_block_table.go

@@ -22,7 +22,6 @@ import (
 	"sort"
 	"strings"
 
-	"github.com/lib/pq"
 	"github.com/matrix-org/dendrite/common"
 	"github.com/matrix-org/dendrite/roomserver/types"
 	"github.com/matrix-org/util"
@@ -268,9 +267,9 @@ func (s stateKeyTupleSorter) contains(value types.StateKeyTuple) bool {
 
 // List the unique eventTypeNIDs and eventStateKeyNIDs.
 // Assumes that the list is sorted.
-func (s stateKeyTupleSorter) typesAndStateKeysAsArrays() (eventTypeNIDs pq.Int64Array, eventStateKeyNIDs pq.Int64Array) {
+func (s stateKeyTupleSorter) typesAndStateKeysAsArrays() (eventTypeNIDs []int64, eventStateKeyNIDs []int64) {
-	eventTypeNIDs = make(pq.Int64Array, len(s))
+	eventTypeNIDs = make([]int64, len(s))
-	eventStateKeyNIDs = make(pq.Int64Array, len(s))
+	eventStateKeyNIDs = make([]int64, len(s))
 	for i := range s {
 		eventTypeNIDs[i] = int64(s[i].EventTypeNID)
 		eventStateKeyNIDs[i] = int64(s[i].EventStateKeyNID)

roomserver/storage/sqlite3/state_snapshot_table.go

@@ -18,10 +18,10 @@ package sqlite3
 import (
 	"context"
 	"database/sql"
+	"encoding/json"
 	"fmt"
 	"strings"
 
-	"github.com/lib/pq"
 	"github.com/matrix-org/dendrite/common"
 	"github.com/matrix-org/dendrite/roomserver/types"
 )
@@ -67,12 +67,12 @@ func (s *stateSnapshotStatements) prepare(db *sql.DB) (err error) {
 func (s *stateSnapshotStatements) insertState(
 	ctx context.Context, txn *sql.Tx, roomNID types.RoomNID, stateBlockNIDs []types.StateBlockNID,
 ) (stateNID types.StateSnapshotNID, err error) {
-	nids := make([]int64, len(stateBlockNIDs))
+	stateBlockNIDsJSON, err := json.Marshal(stateBlockNIDs)
-	for i := range stateBlockNIDs {
+	if err != nil {
-		nids[i] = int64(stateBlockNIDs[i])
+		return
 	}
 	insertStmt := txn.Stmt(s.insertStateStmt)
-	if res, err2 := insertStmt.ExecContext(ctx, int64(roomNID), pq.Int64Array(nids)); err2 == nil {
+	if res, err2 := insertStmt.ExecContext(ctx, int64(roomNID), string(stateBlockNIDsJSON)); err2 == nil {
 		lastRowID, err3 := res.LastInsertId()
 		if err3 != nil {
 			err = err3
@@ -104,13 +104,12 @@ func (s *stateSnapshotStatements) bulkSelectStateBlockNIDs(
 	i := 0
 	for ; rows.Next(); i++ {
 		result := &results[i]
-		var stateBlockNIDs pq.Int64Array
+		var stateBlockNIDsJSON string
-		if err := rows.Scan(&result.StateSnapshotNID, &stateBlockNIDs); err != nil {
+		if err := rows.Scan(&result.StateSnapshotNID, &stateBlockNIDsJSON); err != nil {
 			return nil, err
 		}
-		result.StateBlockNIDs = make([]types.StateBlockNID, len(stateBlockNIDs))
+		if err := json.Unmarshal([]byte(stateBlockNIDsJSON), &result.StateBlockNIDs); err != nil {
-		for k := range stateBlockNIDs {
+			return nil, err
-			result.StateBlockNIDs[k] = types.StateBlockNID(stateBlockNIDs[k])
 		}
 	}
 	if i != len(stateNIDs) {

roomserver/storage/storage.go

@@ -12,45 +12,17 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+// +build !wasm
+
 package storage
 
 import (
-	"context"
 	"net/url"
 
-	"github.com/matrix-org/dendrite/roomserver/api"
-	statedb "github.com/matrix-org/dendrite/roomserver/state/database"
 	"github.com/matrix-org/dendrite/roomserver/storage/postgres"
 	"github.com/matrix-org/dendrite/roomserver/storage/sqlite3"
-	"github.com/matrix-org/dendrite/roomserver/types"
-	"github.com/matrix-org/gomatrixserverlib"
 )
 
-type Database interface {
-	statedb.RoomStateDatabase
-	StoreEvent(ctx context.Context, event gomatrixserverlib.Event, txnAndSessionID *api.TransactionID, authEventNIDs []types.EventNID) (types.RoomNID, types.StateAtEvent, error)
-	StateEntriesForEventIDs(ctx context.Context, eventIDs []string) ([]types.StateEntry, error)
-	EventStateKeys(ctx context.Context, eventStateKeyNIDs []types.EventStateKeyNID) (map[types.EventStateKeyNID]string, error)
-	EventNIDs(ctx context.Context, eventIDs []string) (map[string]types.EventNID, error)
-	SetState(ctx context.Context, eventNID types.EventNID, stateNID types.StateSnapshotNID) error
-	EventIDs(ctx context.Context, eventNIDs []types.EventNID) (map[types.EventNID]string, error)
-	GetLatestEventsForUpdate(ctx context.Context, roomNID types.RoomNID) (types.RoomRecentEventsUpdater, error)
-	GetTransactionEventID(ctx context.Context, transactionID string, sessionID int64, userID string) (string, error)
-	RoomNID(ctx context.Context, roomID string) (types.RoomNID, error)
-	LatestEventIDs(ctx context.Context, roomNID types.RoomNID) ([]gomatrixserverlib.EventReference, types.StateSnapshotNID, int64, error)
-	GetInvitesForUser(ctx context.Context, roomNID types.RoomNID, targetUserNID types.EventStateKeyNID) (senderUserIDs []types.EventStateKeyNID, err error)
-	SetRoomAlias(ctx context.Context, alias string, roomID string, creatorUserID string) error
-	GetRoomIDForAlias(ctx context.Context, alias string) (string, error)
-	GetAliasesForRoomID(ctx context.Context, roomID string) ([]string, error)
-	GetCreatorIDForAlias(ctx context.Context, alias string) (string, error)
-	RemoveRoomAlias(ctx context.Context, alias string) error
-	MembershipUpdater(ctx context.Context, roomID, targetUserID string) (types.MembershipUpdater, error)
-	GetMembership(ctx context.Context, roomNID types.RoomNID, requestSenderUserID string) (membershipEventNID types.EventNID, stillInRoom bool, err error)
-	GetMembershipEventNIDsForRoom(ctx context.Context, roomNID types.RoomNID, joinOnly bool) ([]types.EventNID, error)
-	EventsFromIDs(ctx context.Context, eventIDs []string) ([]types.Event, error)
-	GetRoomVersionForRoom(ctx context.Context, roomNID types.RoomNID) (int64, error)
-}
-
 // NewPublicRoomsServerDatabase opens a database connection.
 func Open(dataSourceName string) (Database, error) {
 	uri, err := url.Parse(dataSourceName)

roomserver/storage/storage_wasm.go

@@ -0,0 +1,38 @@
+// 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 storage
+
+import (
+	"fmt"
+	"net/url"
+
+	"github.com/matrix-org/dendrite/roomserver/storage/sqlite3"
+)
+
+// NewPublicRoomsServerDatabase opens a database connection.
+func Open(dataSourceName string) (Database, error) {
+	uri, err := url.Parse(dataSourceName)
+	if err != nil {
+		return nil, fmt.Errorf("Cannot use postgres implementation")
+	}
+	switch uri.Scheme {
+	case "postgres":
+		return nil, fmt.Errorf("Cannot use postgres implementation")
+	case "file":
+		return sqlite3.Open(dataSourceName)
+	default:
+		return nil, fmt.Errorf("Cannot use postgres implementation")
+	}
+}

syncapi/storage/interface.go

@@ -1,3 +1,17 @@
+// 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 storage
 
 import (