Fix database wrapping, add comments for version descriptions

This commit is contained in:
Neil Alexander 2020-03-16 15:43:45 +00:00
parent 492980e098
commit 288a1bff5f
5 changed files with 25 additions and 12 deletions

View file

@ -93,11 +93,12 @@ func (s *roomStatements) prepare(db *sql.DB) (err error) {
}
func (s *roomStatements) insertRoomNID(
ctx context.Context, txn *sql.Tx, roomID string,
ctx context.Context, txn *sql.Tx,
roomID string, roomVersion gomatrixserverlib.RoomVersion,
) (types.RoomNID, error) {
var roomNID int64
stmt := common.TxStmt(txn, s.insertRoomNIDStmt)
err := stmt.QueryRowContext(ctx, roomID).Scan(&roomNID)
err := stmt.QueryRowContext(ctx, roomID, roomVersion).Scan(&roomNID)
return types.RoomNID(roomNID), err
}

View file

@ -68,7 +68,8 @@ func (d *Database) StoreEvent(
}
}
if roomNID, err = d.assignRoomNID(ctx, nil, event.RoomID()); err != nil {
// TODO: Room version here
if roomNID, err = d.assignRoomNID(ctx, nil, event.RoomID(), "1"); err != nil {
return 0, types.StateAtEvent{}, err
}
@ -121,13 +122,14 @@ func (d *Database) StoreEvent(
}
func (d *Database) assignRoomNID(
ctx context.Context, txn *sql.Tx, roomID string,
ctx context.Context, txn *sql.Tx,
roomID string, roomVersion gomatrixserverlib.RoomVersion,
) (types.RoomNID, error) {
// Check if we already have a numeric ID in the database.
roomNID, err := d.statements.selectRoomNID(ctx, txn, roomID)
if err == sql.ErrNoRows {
// We don't have a numeric ID so insert one into the database.
roomNID, err = d.statements.insertRoomNID(ctx, txn, roomID)
roomNID, err = d.statements.insertRoomNID(ctx, txn, roomID, roomVersion)
if err == sql.ErrNoRows {
// We raced with another insert so run the select again.
roomNID, err = d.statements.selectRoomNID(ctx, txn, roomID)
@ -494,7 +496,8 @@ func (d *Database) MembershipUpdater(
}
}()
roomNID, err := d.assignRoomNID(ctx, txn, roomID)
// TODO: Room version here
roomNID, err := d.assignRoomNID(ctx, txn, roomID, "1")
if err != nil {
return nil, err
}

View file

@ -82,11 +82,12 @@ func (s *roomStatements) prepare(db *sql.DB) (err error) {
}
func (s *roomStatements) insertRoomNID(
ctx context.Context, txn *sql.Tx, roomID string,
ctx context.Context, txn *sql.Tx,
roomID string, roomVersion gomatrixserverlib.RoomVersion,
) (types.RoomNID, error) {
var err error
insertStmt := common.TxStmt(txn, s.insertRoomNIDStmt)
if _, err = insertStmt.ExecContext(ctx, roomID); err == nil {
if _, err = insertStmt.ExecContext(ctx, roomID, roomVersion); err == nil {
return s.selectRoomNID(ctx, txn, roomID)
} else {
return types.RoomNID(0), err

View file

@ -90,7 +90,8 @@ func (d *Database) StoreEvent(
}
}
if roomNID, err = d.assignRoomNID(ctx, txn, event.RoomID()); err != nil {
// TODO: Room version here
if roomNID, err = d.assignRoomNID(ctx, txn, event.RoomID(), "1"); err != nil {
return err
}
@ -150,13 +151,14 @@ func (d *Database) StoreEvent(
}
func (d *Database) assignRoomNID(
ctx context.Context, txn *sql.Tx, roomID string,
ctx context.Context, txn *sql.Tx,
roomID string, roomVersion gomatrixserverlib.RoomVersion,
) (roomNID types.RoomNID, err error) {
// Check if we already have a numeric ID in the database.
roomNID, err = d.statements.selectRoomNID(ctx, txn, roomID)
if err == sql.ErrNoRows {
// We don't have a numeric ID so insert one into the database.
roomNID, err = d.statements.insertRoomNID(ctx, txn, roomID)
roomNID, err = d.statements.insertRoomNID(ctx, txn, roomID, roomVersion)
if err == nil {
// Now get the numeric ID back out of the database
roomNID, err = d.statements.selectRoomNID(ctx, txn, roomID)
@ -630,7 +632,8 @@ func (d *Database) MembershipUpdater(
}
}()
roomNID, err := d.assignRoomNID(ctx, txn, roomID)
// TODO: Room version here
roomNID, err := d.assignRoomNID(ctx, txn, roomID, "1")
if err != nil {
return nil, err
}

View file

@ -23,6 +23,11 @@ import (
// RoomVersionDescription contains information about a room version,
// namely whether it is marked as supported or stable in this server
// version.
// A version is supported if the server has some support for rooms
// that are this version. A version is marked as stable or unstable
// in order to hint whether the version should be used to clients
// calling the /capabilities endpoint.
// https://matrix.org/docs/spec/client_server/r0.6.0#get-matrix-client-r0-capabilities
type RoomVersionDescription struct {
Supported bool
Stable bool