Implement storage interfaces (#841)

* Implement interfaces for federationsender storage

* Implement interfaces for mediaapi storage

* Implement interfaces for publicroomsapi storage

* Implement interfaces for roomserver storage

* Implement interfaces for syncapi storage

* Implement interfaces for keydb storage

* common.PartitionStorer in publicroomsapi interface

* Update copyright notices

7 files changed, 92 insertions, 10 deletions

diff --git a/syncapi/storage/account_data_table.go b/syncapi/storage/postgres/account_data_table.go
index 7b4803e3..33cfffad 100644
--- a/syncapi/storage/account_data_table.go
+++ b/syncapi/storage/postgres/account_data_table.go
@@ -1,4 +1,5 @@
-// Copyright 2017 Vector Creations Ltd
+// Copyright 2017-2018 New Vector Ltd
+// Copyright 2019-2020 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.
@@ -12,7 +13,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-package storage
+package postgres
 
 import (
 	"context"
diff --git a/syncapi/storage/current_room_state_table.go b/syncapi/storage/postgres/current_room_state_table.go
index 1ab70879..dbfa111b 100644
--- a/syncapi/storage/current_room_state_table.go
+++ b/syncapi/storage/postgres/current_room_state_table.go
@@ -1,4 +1,5 @@
-// Copyright 2017 Vector Creations Ltd
+// Copyright 2017-2018 New Vector Ltd
+// Copyright 2019-2020 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.
@@ -12,7 +13,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-package storage
+package postgres
 
 import (
 	"context"
diff --git a/syncapi/storage/filtering.go b/syncapi/storage/postgres/filtering.go
index 27b0b888..dcc42136 100644
--- a/syncapi/storage/filtering.go
+++ b/syncapi/storage/postgres/filtering.go
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-package storage
+package postgres
 
 import (
 	"strings"
diff --git a/syncapi/storage/invites_table.go b/syncapi/storage/postgres/invites_table.go
index 9f52087f..ced4bfc4 100644
--- a/syncapi/storage/invites_table.go
+++ b/syncapi/storage/postgres/invites_table.go
@@ -1,4 +1,19 @@
-package storage
+// Copyright 2017-2018 New Vector Ltd
+// Copyright 2019-2020 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 postgres
 
 import (
 	"context"
diff --git a/syncapi/storage/output_room_events_table.go b/syncapi/storage/postgres/output_room_events_table.go
index e1803a17..3927f0c3 100644
--- a/syncapi/storage/output_room_events_table.go
+++ b/syncapi/storage/postgres/output_room_events_table.go
@@ -1,4 +1,5 @@
-// Copyright 2017 Vector Creations Ltd
+// Copyright 2017-2018 New Vector Ltd
+// Copyright 2019-2020 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.
@@ -12,7 +13,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-package storage
+package postgres
 
 import (
 	"context"
diff --git a/syncapi/storage/syncserver.go b/syncapi/storage/postgres/syncserver.go
index cda44d2e..fc7b4e40 100644
--- a/syncapi/storage/syncserver.go
+++ b/syncapi/storage/postgres/syncserver.go
@@ -1,4 +1,5 @@
-// Copyright 2017 Vector Creations Ltd
+// Copyright 2017-2018 New Vector Ltd
+// Copyright 2019-2020 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.
@@ -12,7 +13,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-package storage
+package postgres
 
 import (
 	"context"
diff --git a/syncapi/storage/storage.go b/syncapi/storage/storage.go
new file mode 100644
index 00000000..eedb42f0
--- /dev/null
+++ b/syncapi/storage/storage.go
@@ -0,0 +1,63 @@
+// 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"
+	"errors"
+	"net/url"
+	"time"
+
+	"github.com/matrix-org/dendrite/clientapi/auth/authtypes"
+	"github.com/matrix-org/dendrite/common"
+	"github.com/matrix-org/dendrite/roomserver/api"
+	"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/gomatrixserverlib"
+)
+
+type Database interface {
+	common.PartitionStorer
+	AllJoinedUsersInRooms(ctx context.Context) (map[string][]string, error)
+	Events(ctx context.Context, eventIDs []string) ([]gomatrixserverlib.Event, error)
+	WriteEvent(ctx context.Context, ev *gomatrixserverlib.Event, addStateEvents []gomatrixserverlib.Event, addStateEventIDs, removeStateEventIDs []string, transactionID *api.TransactionID) (pduPosition int64, returnErr error)
+	GetStateEvent(ctx context.Context, roomID, evType, stateKey string) (*gomatrixserverlib.Event, error)
+	GetStateEventsForRoom(ctx context.Context, roomID string, stateFilterPart *gomatrixserverlib.FilterPart) (stateEvents []gomatrixserverlib.Event, err error)
+	SyncPosition(ctx context.Context) (types.SyncPosition, error)
+	IncrementalSync(ctx context.Context, device authtypes.Device, fromPos, toPos types.SyncPosition, 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 int64, accountDataFilterPart *gomatrixserverlib.FilterPart) (map[string][]string, error)
+	UpsertAccountData(ctx context.Context, userID, roomID, dataType string) (int64, error)
+	AddInviteEvent(ctx context.Context, inviteEvent gomatrixserverlib.Event) (int64, error)
+	RetireInviteEvent(ctx context.Context, inviteEventID string) error
+	SetTypingTimeoutCallback(fn cache.TimeoutCallbackFn)
+	AddTypingUser(userID, roomID string, expireTime *time.Time) int64
+	RemoveTypingUser(userID, roomID string) int64
+}
+
+// NewPublicRoomsServerDatabase opens a database connection.
+func NewSyncServerDatasource(dataSourceName string) (Database, error) {
+	uri, err := url.Parse(dataSourceName)
+	if err != nil {
+		return nil, err
+	}
+	switch uri.Scheme {
+	case "postgres":
+		return postgres.NewSyncServerDatasource(dataSourceName)
+	default:
+		return nil, errors.New("unknown schema")
+	}
+}