mirror of
https://github.com/superseriousbusiness/gotosocial.git
synced 2024-11-27 18:53:34 +01:00
5f3e095717
* catch SQLITE_BUSY errors, wrap bun.DB to use our own busy retrier, remove unnecessary db.Error type Signed-off-by: kim <grufwub@gmail.com> * remove dead code Signed-off-by: kim <grufwub@gmail.com> * remove more dead code, add missing error arguments Signed-off-by: kim <grufwub@gmail.com> * update sqlite to use maxOpenConns() Signed-off-by: kim <grufwub@gmail.com> * add uncommitted changes Signed-off-by: kim <grufwub@gmail.com> * use direct calls-through for the ConnIface to make sure we don't double query hook Signed-off-by: kim <grufwub@gmail.com> * expose underlying bun.DB better Signed-off-by: kim <grufwub@gmail.com> * retry on the correct busy error Signed-off-by: kim <grufwub@gmail.com> * use longer possible maxRetries for db retry-backoff Signed-off-by: kim <grufwub@gmail.com> * remove the note regarding max-open-conns only applying to postgres Signed-off-by: kim <grufwub@gmail.com> * improved code commenting Signed-off-by: kim <grufwub@gmail.com> * remove unnecessary infof call (just use info) Signed-off-by: kim <grufwub@gmail.com> * rename DBConn to WrappedDB to better follow sql package name conventions Signed-off-by: kim <grufwub@gmail.com> * update test error string checks Signed-off-by: kim <grufwub@gmail.com> * shush linter Signed-off-by: kim <grufwub@gmail.com> * update backoff logic to be more transparent Signed-off-by: kim <grufwub@gmail.com> --------- Signed-off-by: kim <grufwub@gmail.com>
72 lines
2.0 KiB
Go
72 lines
2.0 KiB
Go
// GoToSocial
|
|
// Copyright (C) GoToSocial Authors admin@gotosocial.org
|
|
// SPDX-License-Identifier: AGPL-3.0-or-later
|
|
//
|
|
// This program is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU Affero General Public License as published by
|
|
// the Free Software Foundation, either version 3 of the License, or
|
|
// (at your option) any later version.
|
|
//
|
|
// This program is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU Affero General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU Affero General Public License
|
|
// along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
package bundb
|
|
|
|
import (
|
|
"errors"
|
|
|
|
"github.com/jackc/pgconn"
|
|
"github.com/superseriousbusiness/gotosocial/internal/db"
|
|
"modernc.org/sqlite"
|
|
sqlite3 "modernc.org/sqlite/lib"
|
|
)
|
|
|
|
// errBusy is a sentinel error indicating
|
|
// busy database (e.g. retry needed).
|
|
var errBusy = errors.New("busy")
|
|
|
|
// processPostgresError processes an error, replacing any postgres specific errors with our own error type
|
|
func processPostgresError(err error) error {
|
|
// Attempt to cast as postgres
|
|
pgErr, ok := err.(*pgconn.PgError)
|
|
if !ok {
|
|
return err
|
|
}
|
|
|
|
// Handle supplied error code:
|
|
// (https://www.postgresql.org/docs/10/errcodes-appendix.html)
|
|
switch pgErr.Code { //nolint
|
|
case "23505" /* unique_violation */ :
|
|
return db.ErrAlreadyExists
|
|
}
|
|
|
|
return err
|
|
}
|
|
|
|
// processSQLiteError processes an error, replacing any sqlite specific errors with our own error type
|
|
func processSQLiteError(err error) error {
|
|
// Attempt to cast as sqlite
|
|
sqliteErr, ok := err.(*sqlite.Error)
|
|
if !ok {
|
|
return err
|
|
}
|
|
|
|
// Handle supplied error code:
|
|
switch sqliteErr.Code() {
|
|
case sqlite3.SQLITE_CONSTRAINT_UNIQUE,
|
|
sqlite3.SQLITE_CONSTRAINT_PRIMARYKEY:
|
|
return db.ErrAlreadyExists
|
|
case sqlite3.SQLITE_BUSY:
|
|
return errBusy
|
|
case sqlite3.SQLITE_BUSY_TIMEOUT:
|
|
return db.ErrBusyTimeout
|
|
}
|
|
|
|
return err
|
|
}
|