66 lines
2.6 KiB
Go
66 lines
2.6 KiB
Go
// Copyright 2016 PingCAP, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package tikv
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import (
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"github.com/pingcap/errors"
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"github.com/pingcap/kvproto/pkg/kvrpcpb"
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"github.com/pingcap/parser/mysql"
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"github.com/pingcap/parser/terror"
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)
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var (
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// ErrBodyMissing response body is missing error
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ErrBodyMissing = errors.New("response body is missing")
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// When TiDB is closing and send request to tikv fail, do not retry, return this error.
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errTiDBShuttingDown = errors.New("tidb server shutting down")
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)
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// mismatchClusterID represents the message that the cluster ID of the PD client does not match the PD.
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const mismatchClusterID = "mismatch cluster id"
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// MySQL error instances.
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var (
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ErrTiKVServerTimeout = terror.ClassTiKV.New(mysql.ErrTiKVServerTimeout, mysql.MySQLErrName[mysql.ErrTiKVServerTimeout])
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ErrResolveLockTimeout = terror.ClassTiKV.New(mysql.ErrResolveLockTimeout, mysql.MySQLErrName[mysql.ErrResolveLockTimeout])
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ErrPDServerTimeout = terror.ClassTiKV.New(mysql.ErrPDServerTimeout, mysql.MySQLErrName[mysql.ErrPDServerTimeout])
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ErrRegionUnavailable = terror.ClassTiKV.New(mysql.ErrRegionUnavailable, mysql.MySQLErrName[mysql.ErrRegionUnavailable])
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ErrTiKVServerBusy = terror.ClassTiKV.New(mysql.ErrTiKVServerBusy, mysql.MySQLErrName[mysql.ErrTiKVServerBusy])
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ErrGCTooEarly = terror.ClassTiKV.New(mysql.ErrGCTooEarly, mysql.MySQLErrName[mysql.ErrGCTooEarly])
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)
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// ErrDeadlock wraps *kvrpcpb.Deadlock to implement the error interface.
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// It also marks if the deadlock is retryable.
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type ErrDeadlock struct {
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*kvrpcpb.Deadlock
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IsRetryable bool
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}
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func (d *ErrDeadlock) Error() string {
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return d.Deadlock.String()
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}
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func init() {
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tikvMySQLErrCodes := map[terror.ErrCode]uint16{
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mysql.ErrTiKVServerTimeout: mysql.ErrTiKVServerTimeout,
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mysql.ErrResolveLockTimeout: mysql.ErrResolveLockTimeout,
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mysql.ErrPDServerTimeout: mysql.ErrPDServerTimeout,
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mysql.ErrRegionUnavailable: mysql.ErrRegionUnavailable,
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mysql.ErrTiKVServerBusy: mysql.ErrTiKVServerBusy,
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mysql.ErrGCTooEarly: mysql.ErrGCTooEarly,
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mysql.ErrTruncatedWrongValue: mysql.ErrTruncatedWrongValue,
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}
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terror.ErrClassToMySQLCodes[terror.ClassTiKV] = tikvMySQLErrCodes
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}
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