97 lines
3.2 KiB
Go
97 lines
3.2 KiB
Go
// Copyright 2024 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,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package storage
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
"strings"
|
|
|
|
"github.com/pingcap/failpoint"
|
|
"github.com/pingcap/tidb/pkg/disttask/framework/proto"
|
|
"github.com/pingcap/tidb/pkg/sessionctx"
|
|
"github.com/pingcap/tidb/pkg/util/sqlexec"
|
|
)
|
|
|
|
// TransferSubtasks2HistoryWithSession transfer the selected subtasks into tidb_background_subtask_history table by taskID.
|
|
func (*TaskManager) TransferSubtasks2HistoryWithSession(ctx context.Context, se sessionctx.Context, taskID int64) error {
|
|
exec := se.GetSQLExecutor()
|
|
_, err := sqlexec.ExecSQL(ctx, exec, `insert into mysql.tidb_background_subtask_history select * from mysql.tidb_background_subtask where task_key = %?`, taskID)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
// delete taskID subtask
|
|
_, err = sqlexec.ExecSQL(ctx, exec, "delete from mysql.tidb_background_subtask where task_key = %?", taskID)
|
|
return err
|
|
}
|
|
|
|
// TransferTasks2History transfer the selected tasks into tidb_global_task_history table by taskIDs.
|
|
func (mgr *TaskManager) TransferTasks2History(ctx context.Context, tasks []*proto.Task) error {
|
|
if len(tasks) == 0 {
|
|
return nil
|
|
}
|
|
taskIDStrs := make([]string, 0, len(tasks))
|
|
for _, task := range tasks {
|
|
taskIDStrs = append(taskIDStrs, fmt.Sprintf("%d", task.ID))
|
|
}
|
|
return mgr.WithNewTxn(ctx, func(se sessionctx.Context) error {
|
|
// sensitive data in meta might be redacted, need update first.
|
|
exec := se.GetSQLExecutor()
|
|
for _, t := range tasks {
|
|
_, err := sqlexec.ExecSQL(ctx, exec, `
|
|
update mysql.tidb_global_task
|
|
set meta= %?, state_update_time = CURRENT_TIMESTAMP()
|
|
where id = %?`, t.Meta, t.ID)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
}
|
|
_, err := sqlexec.ExecSQL(ctx, exec, `
|
|
insert into mysql.tidb_global_task_history
|
|
select * from mysql.tidb_global_task
|
|
where id in(`+strings.Join(taskIDStrs, `, `)+`)`)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
_, err = sqlexec.ExecSQL(ctx, exec, `
|
|
delete from mysql.tidb_global_task
|
|
where id in(`+strings.Join(taskIDStrs, `, `)+`)`)
|
|
|
|
for _, t := range tasks {
|
|
err = mgr.TransferSubtasks2HistoryWithSession(ctx, se, t.ID)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
}
|
|
return err
|
|
})
|
|
}
|
|
|
|
// GCSubtasks deletes the history subtask which is older than the given days.
|
|
func (mgr *TaskManager) GCSubtasks(ctx context.Context) error {
|
|
subtaskHistoryKeepSeconds := defaultSubtaskKeepDays * 24 * 60 * 60
|
|
failpoint.Inject("subtaskHistoryKeepSeconds", func(val failpoint.Value) {
|
|
if val, ok := val.(int); ok {
|
|
subtaskHistoryKeepSeconds = val
|
|
}
|
|
})
|
|
_, err := mgr.ExecuteSQLWithNewSession(
|
|
ctx,
|
|
fmt.Sprintf("DELETE FROM mysql.tidb_background_subtask_history WHERE state_update_time < UNIX_TIMESTAMP() - %d ;", subtaskHistoryKeepSeconds),
|
|
)
|
|
return err
|
|
}
|