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This commit is contained in:
Neil Alexander 2021-07-09 15:22:55 +01:00
parent fbbe2ec0fb
commit c396120c24
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3 changed files with 16 additions and 27 deletions
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6
roomserver/internal/query/query.go
View file

@ -142,16 +142,12 @@ func (r *Queryer) QueryMissingAuthPrevEvents(
response.RoomExists = !info.IsStub
response.RoomVersion = info.RoomVersion
if response.RoomExists {
joined, err := r.DB.GetLocalServerInRoom(ctx, info.RoomNID)
if err != nil {
return fmt.Errorf("r.DB.GetLocalServerInRoom: %w", err)
}
response.RoomJoined = joined
// If we're not joined to the room then there's no point in hitting
// the database further to work out which events we're missing.
if !joined {
return nil
}
for _, authEventID := range request.AuthEventIDs {

14
roomserver/storage/postgres/membership_table.go
View file

@ -130,8 +130,7 @@ var selectKnownUsersSQL = "" +
// is expensive. The presence of a single row from this query suggests we're still in the
// room, no rows returned suggests we aren't.
const selectLocalServerInRoomSQL = "" +
"SELECT room_nid FROM roomserver_membership WHERE target_local = true AND membership_nid = 3 AND room_nid = $1 " +
"FETCH FIRST 1 ROWS ONLY"
"SELECT room_nid FROM roomserver_membership WHERE target_local = true AND membership_nid = $1 AND room_nid = $2 LIMIT 1"
type membershipStatements struct {
insertMembershipStmt *sql.Stmt
@ -337,17 +336,14 @@ func (s *membershipStatements) UpdateForgetMembership(
}
func (s *membershipStatements) SelectLocalServerInRoom(ctx context.Context, roomNID types.RoomNID) (bool, error) {
rows, err := s.selectLocalServerInRoomStmt.QueryContext(ctx, roomNID)
var nid types.RoomNID
err := s.selectLocalServerInRoomStmt.QueryRowContext(ctx, tables.MembershipStateJoin, roomNID).Scan(&nid)
if err != nil {
if err == sql.ErrNoRows {
return false, nil
}
return false, err
}
defer internal.CloseAndLogIfError(ctx, rows, "SelectLocalServerInRoom: rows.close() failed")
found := false
for rows.Next() {
found = true
}
return found, rows.Err()
found := nid > 0
return found, nil
}

13
roomserver/storage/sqlite3/membership_table.go
View file

@ -106,7 +106,7 @@ var selectKnownUsersSQL = "" +
// is expensive. The presence of a single row from this query suggests we're still in the
// room, no rows returned suggests we aren't.
const selectLocalServerInRoomSQL = "" +
"SELECT room_nid FROM roomserver_membership WHERE target_local = 1 AND membership_nid = 3 AND room_nid = $1 LIMIT 1"
"SELECT room_nid FROM roomserver_membership WHERE target_local = 1 AND membership_nid = $1 AND room_nid = $2 LIMIT 1"
type membershipStatements struct {
db *sql.DB
@ -316,17 +316,14 @@ func (s *membershipStatements) UpdateForgetMembership(
}
func (s *membershipStatements) SelectLocalServerInRoom(ctx context.Context, roomNID types.RoomNID) (bool, error) {
rows, err := s.selectLocalServerInRoomStmt.QueryContext(ctx, roomNID)
var nid types.RoomNID
err := s.selectLocalServerInRoomStmt.QueryRowContext(ctx, tables.MembershipStateJoin, roomNID).Scan(&nid)
if err != nil {
if err == sql.ErrNoRows {
return false, nil
}
return false, err
}
defer internal.CloseAndLogIfError(ctx, rows, "SelectLocalServerInRoom: rows.close() failed")
found := false
for rows.Next() {
found = true
}
return found, rows.Err()
found := nid > 0
return found, nil
}