65 lines
1.9 KiB
Go
65 lines
1.9 KiB
Go
// Copyright 2013 The ql Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSES/QL-LICENSE file.
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// Copyright 2015 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 tidb
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import (
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"fmt"
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"runtime/debug"
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"github.com/ngaut/log"
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mysql "github.com/pingcap/tidb/mysqldef"
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"github.com/pingcap/tidb/util/errors"
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"github.com/pingcap/tidb/util/errors2"
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)
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const (
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// CreateUserTable is the SQL statement creates User table in system db.
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CreateUserTable = "CREATE TABLE if not exists mysql.user (Host CHAR(64), User CHAR(16), Password CHAR(41), PRIMARY KEY (Host, User));"
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)
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// Bootstrap initiates system DB for a store.
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func bootstrap(s Session) {
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// Create a test database.
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mustExecute(s, "CREATE DATABASE IF NOT EXISTS test")
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// Check if system db exists.
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_, err := s.Execute(fmt.Sprintf("USE %s;", mysql.SystemDB))
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if err == nil {
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// We have already finished bootstrap.
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return
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} else if !errors2.ErrorEqual(err, errors.ErrDatabaseNotExist) {
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log.Fatal(err)
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}
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mustExecute(s, fmt.Sprintf("CREATE DATABASE %s;", mysql.SystemDB))
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initUserTable(s)
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}
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func initUserTable(s Session) {
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mustExecute(s, CreateUserTable)
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// Insert a default user with empty password.
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mustExecute(s, `INSERT INTO mysql.user VALUES ("localhost", "root", ""), ("127.0.0.1", "root", ""), ("::1", "root", "");`)
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}
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func mustExecute(s Session, sql string) {
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_, err := s.Execute(sql)
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if err != nil {
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debug.PrintStack()
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log.Fatal(err)
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}
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}
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