mirror of
https://github.com/matrix-org/dendrite
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* Room version 2 by default, other wiring updates, update gomatrixserverlib
* Fix nil pointer exception
* Fix some more nil pointer exceptions hopefully
* Update gomatrixserverlib
* Send all room versions when joining, not just stable ones
* Remove room version cquery
* Get room version when getting events from the roomserver database
* Reset default back to room version 2
* Don't generate event IDs unless needed
* Revert "Remove room version cquery"
This reverts commit a170d58733
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* Query room version in federation API, client API as needed
* Improvements to make_join send_join dance
* Make room server producers use headered events
* Lint tweaks
* Update gomatrixserverlib
* Versioned SendJoin
* Query room version in syncapi backfill
* Handle transaction marshalling/unmarshalling within Dendrite
* Sorta fix federation (kinda)
* whoops commit federation API too
* Use NewEventFromTrustedJSON when getting events from the database
* Update gomatrixserverlib
* Strip headers on federationapi endpoints
* Fix bug in clientapi profile room version query
* Update gomatrixserverlib
* Return more useful error if room version query doesn't find the room
* Update gomatrixserverlib
* Update gomatrixserverlib
* Maybe fix federation
* Fix formatting directive
* Update sytest whitelist and blacklist
* Temporarily disable room versions 3 and 4 until gmsl is fixed
* Fix count of EDUs in logging
* Update gomatrixserverlib
* Update gomatrixserverlib
* Update gomatrixserverlib
* Rely on EventBuilder in gmsl to generate the event IDs for us
* Some review comments fixed
* Move function out of common and into gmsl
* Comment in federationsender destinationqueue
* Update gomatrixserverlib
188 lines
6.2 KiB
Go
188 lines
6.2 KiB
Go
// Copyright 2017-2018 New Vector Ltd
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// Copyright 2019-2020 The Matrix.org Foundation C.I.C.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package sqlite3
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import (
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"context"
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"database/sql"
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"encoding/json"
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"errors"
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"github.com/matrix-org/dendrite/common"
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"github.com/matrix-org/dendrite/roomserver/types"
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"github.com/matrix-org/gomatrixserverlib"
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)
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const roomsSchema = `
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CREATE TABLE IF NOT EXISTS roomserver_rooms (
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room_nid INTEGER PRIMARY KEY AUTOINCREMENT,
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room_id TEXT NOT NULL UNIQUE,
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latest_event_nids TEXT NOT NULL DEFAULT '[]',
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last_event_sent_nid INTEGER NOT NULL DEFAULT 0,
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state_snapshot_nid INTEGER NOT NULL DEFAULT 0,
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room_version TEXT NOT NULL
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);
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`
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// Same as insertEventTypeNIDSQL
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const insertRoomNIDSQL = `
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INSERT INTO roomserver_rooms (room_id, room_version) VALUES ($1, $2)
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ON CONFLICT DO NOTHING;
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`
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const selectRoomNIDSQL = "" +
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"SELECT room_nid FROM roomserver_rooms WHERE room_id = $1"
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const selectLatestEventNIDsSQL = "" +
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"SELECT latest_event_nids, state_snapshot_nid FROM roomserver_rooms WHERE room_nid = $1"
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const selectLatestEventNIDsForUpdateSQL = "" +
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"SELECT latest_event_nids, last_event_sent_nid, state_snapshot_nid FROM roomserver_rooms WHERE room_nid = $1"
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const updateLatestEventNIDsSQL = "" +
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"UPDATE roomserver_rooms SET latest_event_nids = $1, last_event_sent_nid = $2, state_snapshot_nid = $3 WHERE room_nid = $4"
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const selectRoomVersionForRoomIDSQL = "" +
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"SELECT room_version FROM roomserver_rooms WHERE room_id = $1"
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const selectRoomVersionForRoomNIDSQL = "" +
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"SELECT room_version FROM roomserver_rooms WHERE room_nid = $1"
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type roomStatements struct {
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insertRoomNIDStmt *sql.Stmt
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selectRoomNIDStmt *sql.Stmt
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selectLatestEventNIDsStmt *sql.Stmt
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selectLatestEventNIDsForUpdateStmt *sql.Stmt
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updateLatestEventNIDsStmt *sql.Stmt
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selectRoomVersionForRoomIDStmt *sql.Stmt
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selectRoomVersionForRoomNIDStmt *sql.Stmt
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}
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func (s *roomStatements) prepare(db *sql.DB) (err error) {
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_, err = db.Exec(roomsSchema)
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if err != nil {
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return
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}
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return statementList{
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{&s.insertRoomNIDStmt, insertRoomNIDSQL},
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{&s.selectRoomNIDStmt, selectRoomNIDSQL},
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{&s.selectLatestEventNIDsStmt, selectLatestEventNIDsSQL},
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{&s.selectLatestEventNIDsForUpdateStmt, selectLatestEventNIDsForUpdateSQL},
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{&s.updateLatestEventNIDsStmt, updateLatestEventNIDsSQL},
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{&s.selectRoomVersionForRoomIDStmt, selectRoomVersionForRoomIDSQL},
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{&s.selectRoomVersionForRoomNIDStmt, selectRoomVersionForRoomNIDSQL},
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}.prepare(db)
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}
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func (s *roomStatements) insertRoomNID(
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ctx context.Context, txn *sql.Tx,
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roomID string, roomVersion gomatrixserverlib.RoomVersion,
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) (types.RoomNID, error) {
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var err error
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insertStmt := common.TxStmt(txn, s.insertRoomNIDStmt)
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if _, err = insertStmt.ExecContext(ctx, roomID, roomVersion); err == nil {
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return s.selectRoomNID(ctx, txn, roomID)
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} else {
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return types.RoomNID(0), err
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}
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}
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func (s *roomStatements) selectRoomNID(
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ctx context.Context, txn *sql.Tx, roomID string,
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) (types.RoomNID, error) {
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var roomNID int64
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stmt := common.TxStmt(txn, s.selectRoomNIDStmt)
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err := stmt.QueryRowContext(ctx, roomID).Scan(&roomNID)
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return types.RoomNID(roomNID), err
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}
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func (s *roomStatements) selectLatestEventNIDs(
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ctx context.Context, txn *sql.Tx, roomNID types.RoomNID,
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) ([]types.EventNID, types.StateSnapshotNID, error) {
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var eventNIDs []types.EventNID
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var nidsJSON string
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var stateSnapshotNID int64
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stmt := common.TxStmt(txn, s.selectLatestEventNIDsStmt)
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err := stmt.QueryRowContext(ctx, int64(roomNID)).Scan(&nidsJSON, &stateSnapshotNID)
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if err != nil {
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return nil, 0, err
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}
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if err := json.Unmarshal([]byte(nidsJSON), &eventNIDs); err != nil {
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return nil, 0, err
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}
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return eventNIDs, types.StateSnapshotNID(stateSnapshotNID), nil
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}
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func (s *roomStatements) selectLatestEventsNIDsForUpdate(
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ctx context.Context, txn *sql.Tx, roomNID types.RoomNID,
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) ([]types.EventNID, types.EventNID, types.StateSnapshotNID, error) {
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var eventNIDs []types.EventNID
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var nidsJSON string
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var lastEventSentNID int64
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var stateSnapshotNID int64
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stmt := common.TxStmt(txn, s.selectLatestEventNIDsForUpdateStmt)
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err := stmt.QueryRowContext(ctx, int64(roomNID)).Scan(&nidsJSON, &lastEventSentNID, &stateSnapshotNID)
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if err != nil {
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return nil, 0, 0, err
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}
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if err := json.Unmarshal([]byte(nidsJSON), &eventNIDs); err != nil {
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return nil, 0, 0, err
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}
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return eventNIDs, types.EventNID(lastEventSentNID), types.StateSnapshotNID(stateSnapshotNID), nil
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}
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func (s *roomStatements) updateLatestEventNIDs(
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ctx context.Context,
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txn *sql.Tx,
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roomNID types.RoomNID,
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eventNIDs []types.EventNID,
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lastEventSentNID types.EventNID,
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stateSnapshotNID types.StateSnapshotNID,
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) error {
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stmt := common.TxStmt(txn, s.updateLatestEventNIDsStmt)
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_, err := stmt.ExecContext(
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ctx,
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eventNIDsAsArray(eventNIDs),
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int64(lastEventSentNID),
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int64(stateSnapshotNID),
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roomNID,
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)
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return err
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}
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func (s *roomStatements) selectRoomVersionForRoomID(
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ctx context.Context, txn *sql.Tx, roomID string,
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) (gomatrixserverlib.RoomVersion, error) {
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var roomVersion gomatrixserverlib.RoomVersion
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stmt := common.TxStmt(txn, s.selectRoomVersionForRoomIDStmt)
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err := stmt.QueryRowContext(ctx, roomID).Scan(&roomVersion)
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if err == sql.ErrNoRows {
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return roomVersion, errors.New("room not found")
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}
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return roomVersion, err
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}
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func (s *roomStatements) selectRoomVersionForRoomNID(
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ctx context.Context, txn *sql.Tx, roomNID types.RoomNID,
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) (gomatrixserverlib.RoomVersion, error) {
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var roomVersion gomatrixserverlib.RoomVersion
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stmt := common.TxStmt(txn, s.selectRoomVersionForRoomNIDStmt)
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err := stmt.QueryRowContext(ctx, roomNID).Scan(&roomVersion)
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if err == sql.ErrNoRows {
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return roomVersion, errors.New("room not found")
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}
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return roomVersion, err
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}
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