Get state deltas without filters (#2810)

This makes the following changes:
- get state deltas without the user supplied filter, so we can actually
"calculate" state transitions
- closes `stmt` when using SQLite
- Adds presence for users who newly joined a room, even if the syncing
user already knows about the presence status (should fix
https://github.com/matrix-org/complement/pull/516)
This commit is contained in:
Till 2022-10-19 14:05:39 +02:00 committed by GitHub
parent 8cbe14bd6d
commit e79bfd8fd5
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
9 changed files with 144 additions and 65 deletions

View file

@ -28,8 +28,9 @@ import (
"github.com/matrix-org/dendrite/syncapi/types"
"github.com/lib/pq"
"github.com/matrix-org/dendrite/internal/sqlutil"
"github.com/matrix-org/gomatrixserverlib"
"github.com/matrix-org/dendrite/internal/sqlutil"
)
const outputRoomEventsSchema = `
@ -133,7 +134,7 @@ const updateEventJSONSQL = "" +
"UPDATE syncapi_output_room_events SET headered_event_json=$1 WHERE event_id=$2"
// In order for us to apply the state updates correctly, rows need to be ordered in the order they were received (id).
const selectStateInRangeSQL = "" +
const selectStateInRangeFilteredSQL = "" +
"SELECT event_id, id, headered_event_json, exclude_from_sync, add_state_ids, remove_state_ids, history_visibility" +
" FROM syncapi_output_room_events" +
" WHERE (id > $1 AND id <= $2) AND (add_state_ids IS NOT NULL OR remove_state_ids IS NOT NULL)" +
@ -146,6 +147,15 @@ const selectStateInRangeSQL = "" +
" ORDER BY id ASC" +
" LIMIT $9"
// In order for us to apply the state updates correctly, rows need to be ordered in the order they were received (id).
const selectStateInRangeSQL = "" +
"SELECT event_id, id, headered_event_json, exclude_from_sync, add_state_ids, remove_state_ids, history_visibility" +
" FROM syncapi_output_room_events" +
" WHERE (id > $1 AND id <= $2) AND (add_state_ids IS NOT NULL OR remove_state_ids IS NOT NULL)" +
" AND room_id = ANY($3)" +
" ORDER BY id ASC" +
" LIMIT $4"
const deleteEventsForRoomSQL = "" +
"DELETE FROM syncapi_output_room_events WHERE room_id = $1"
@ -171,20 +181,21 @@ const selectContextAfterEventSQL = "" +
const selectSearchSQL = "SELECT id, event_id, headered_event_json FROM syncapi_output_room_events WHERE id > $1 AND type = ANY($2) ORDER BY id ASC LIMIT $3"
type outputRoomEventsStatements struct {
insertEventStmt *sql.Stmt
selectEventsStmt *sql.Stmt
selectEventsWitFilterStmt *sql.Stmt
selectMaxEventIDStmt *sql.Stmt
selectRecentEventsStmt *sql.Stmt
selectRecentEventsForSyncStmt *sql.Stmt
selectEarlyEventsStmt *sql.Stmt
selectStateInRangeStmt *sql.Stmt
updateEventJSONStmt *sql.Stmt
deleteEventsForRoomStmt *sql.Stmt
selectContextEventStmt *sql.Stmt
selectContextBeforeEventStmt *sql.Stmt
selectContextAfterEventStmt *sql.Stmt
selectSearchStmt *sql.Stmt
insertEventStmt *sql.Stmt
selectEventsStmt *sql.Stmt
selectEventsWitFilterStmt *sql.Stmt
selectMaxEventIDStmt *sql.Stmt
selectRecentEventsStmt *sql.Stmt
selectRecentEventsForSyncStmt *sql.Stmt
selectEarlyEventsStmt *sql.Stmt
selectStateInRangeFilteredStmt *sql.Stmt
selectStateInRangeStmt *sql.Stmt
updateEventJSONStmt *sql.Stmt
deleteEventsForRoomStmt *sql.Stmt
selectContextEventStmt *sql.Stmt
selectContextBeforeEventStmt *sql.Stmt
selectContextAfterEventStmt *sql.Stmt
selectSearchStmt *sql.Stmt
}
func NewPostgresEventsTable(db *sql.DB) (tables.Events, error) {
@ -214,6 +225,7 @@ func NewPostgresEventsTable(db *sql.DB) (tables.Events, error) {
{&s.selectRecentEventsStmt, selectRecentEventsSQL},
{&s.selectRecentEventsForSyncStmt, selectRecentEventsForSyncSQL},
{&s.selectEarlyEventsStmt, selectEarlyEventsSQL},
{&s.selectStateInRangeFilteredStmt, selectStateInRangeFilteredSQL},
{&s.selectStateInRangeStmt, selectStateInRangeSQL},
{&s.updateEventJSONStmt, updateEventJSONSQL},
{&s.deleteEventsForRoomStmt, deleteEventsForRoomSQL},
@ -240,17 +252,28 @@ func (s *outputRoomEventsStatements) SelectStateInRange(
ctx context.Context, txn *sql.Tx, r types.Range,
stateFilter *gomatrixserverlib.StateFilter, roomIDs []string,
) (map[string]map[string]bool, map[string]types.StreamEvent, error) {
stmt := sqlutil.TxStmt(txn, s.selectStateInRangeStmt)
senders, notSenders := getSendersStateFilterFilter(stateFilter)
rows, err := stmt.QueryContext(
ctx, r.Low(), r.High(), pq.StringArray(roomIDs),
pq.StringArray(senders),
pq.StringArray(notSenders),
pq.StringArray(filterConvertTypeWildcardToSQL(stateFilter.Types)),
pq.StringArray(filterConvertTypeWildcardToSQL(stateFilter.NotTypes)),
stateFilter.ContainsURL,
stateFilter.Limit,
)
var rows *sql.Rows
var err error
if stateFilter != nil {
stmt := sqlutil.TxStmt(txn, s.selectStateInRangeFilteredStmt)
senders, notSenders := getSendersStateFilterFilter(stateFilter)
rows, err = stmt.QueryContext(
ctx, r.Low(), r.High(), pq.StringArray(roomIDs),
pq.StringArray(senders),
pq.StringArray(notSenders),
pq.StringArray(filterConvertTypeWildcardToSQL(stateFilter.Types)),
pq.StringArray(filterConvertTypeWildcardToSQL(stateFilter.NotTypes)),
stateFilter.ContainsURL,
stateFilter.Limit,
)
} else {
stmt := sqlutil.TxStmt(txn, s.selectStateInRangeStmt)
rows, err = stmt.QueryContext(
ctx, r.Low(), r.High(), pq.StringArray(roomIDs),
r.High()-r.Low(),
)
}
if err != nil {
return nil, nil, err
}