Files
tidb/store/tikv/error.go
2020-02-06 16:40:26 +08:00

65 lines
2.9 KiB
Go

// Copyright 2016 PingCAP, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// See the License for the specific language governing permissions and
// limitations under the License.
package tikv
import (
"github.com/pingcap/errors"
"github.com/pingcap/kvproto/pkg/kvrpcpb"
"github.com/pingcap/parser/mysql"
"github.com/pingcap/parser/terror"
)
var (
// ErrBodyMissing response body is missing error
ErrBodyMissing = errors.New("response body is missing")
// When TiDB is closing and send request to tikv fail, do not retry, return this error.
errTiDBShuttingDown = errors.New("tidb server shutting down")
)
// mismatchClusterID represents the message that the cluster ID of the PD client does not match the PD.
const mismatchClusterID = "mismatch cluster id"
// MySQL error instances.
var (
ErrTiKVServerTimeout = terror.ClassTiKV.New(mysql.ErrTiKVServerTimeout, mysql.MySQLErrName[mysql.ErrTiKVServerTimeout])
ErrResolveLockTimeout = terror.ClassTiKV.New(mysql.ErrResolveLockTimeout, mysql.MySQLErrName[mysql.ErrResolveLockTimeout])
ErrPDServerTimeout = terror.ClassTiKV.New(mysql.ErrPDServerTimeout, mysql.MySQLErrName[mysql.ErrPDServerTimeout])
ErrRegionUnavailable = terror.ClassTiKV.New(mysql.ErrRegionUnavailable, mysql.MySQLErrName[mysql.ErrRegionUnavailable])
ErrTiKVServerBusy = terror.ClassTiKV.New(mysql.ErrTiKVServerBusy, mysql.MySQLErrName[mysql.ErrTiKVServerBusy])
ErrGCTooEarly = terror.ClassTiKV.New(mysql.ErrGCTooEarly, mysql.MySQLErrName[mysql.ErrGCTooEarly])
ErrQueryInterrupted = terror.ClassTiKV.New(mysql.ErrQueryInterrupted, mysql.MySQLErrName[mysql.ErrQueryInterrupted])
ErrLockAcquireFailAndNoWaitSet = terror.ClassTiKV.New(mysql.ErrLockAcquireFailAndNoWaitSet, mysql.MySQLErrName[mysql.ErrLockAcquireFailAndNoWaitSet])
ErrLockWaitTimeout = terror.ClassTiKV.New(mysql.ErrLockWaitTimeout, mysql.MySQLErrName[mysql.ErrLockWaitTimeout])
ErrTokenLimit = terror.ClassTiKV.New(mysql.ErrTiKVStoreLimit, mysql.MySQLErrName[mysql.ErrTiKVStoreLimit])
ErrUnknown = terror.ClassTiKV.New(mysql.ErrUnknown, mysql.MySQLErrName[mysql.ErrUnknown])
)
// Registers error returned from TiKV.
var (
_ = terror.ClassTiKV.NewStd(mysql.ErrDataOutOfRange)
_ = terror.ClassTiKV.NewStd(mysql.ErrTruncatedWrongValue)
_ = terror.ClassTiKV.NewStd(mysql.ErrDivisionByZero)
)
// ErrDeadlock wraps *kvrpcpb.Deadlock to implement the error interface.
// It also marks if the deadlock is retryable.
type ErrDeadlock struct {
*kvrpcpb.Deadlock
IsRetryable bool
}
func (d *ErrDeadlock) Error() string {
return d.Deadlock.String()
}