1Panel/agent/app/service/backup_mysql.go

279 lines
8.3 KiB
Go

package service
import (
"fmt"
"os"
"path"
"path/filepath"
"strings"
"time"
"github.com/1Panel-dev/1Panel/agent/app/dto"
"github.com/1Panel-dev/1Panel/agent/app/model"
"github.com/1Panel-dev/1Panel/agent/app/repo"
"github.com/1Panel-dev/1Panel/agent/app/task"
"github.com/1Panel-dev/1Panel/agent/buserr"
"github.com/1Panel-dev/1Panel/agent/constant"
"github.com/1Panel-dev/1Panel/agent/global"
"github.com/1Panel-dev/1Panel/agent/i18n"
"github.com/1Panel-dev/1Panel/agent/utils/common"
"github.com/1Panel-dev/1Panel/agent/utils/files"
"github.com/1Panel-dev/1Panel/agent/utils/mysql/client"
)
func (u *BackupService) MysqlBackup(req dto.CommonBackup) error {
timeNow := time.Now().Format(constant.DateTimeSlimLayout)
itemDir := fmt.Sprintf("database/%s/%s/%s", req.Type, req.Name, req.DetailName)
targetDir := path.Join(global.Dir.LocalBackupDir, itemDir)
fileName := fmt.Sprintf("%s_%s.sql.gz", req.DetailName, timeNow+common.RandStrAndNum(5))
record := &model.BackupRecord{
Type: req.Type,
Name: req.Name,
DetailName: req.DetailName,
SourceAccountIDs: "1",
DownloadAccountID: 1,
FileDir: itemDir,
FileName: fileName,
TaskID: req.TaskID,
Status: constant.StatusWaiting,
Description: req.Description,
}
if err := backupRepo.CreateRecord(record); err != nil {
global.LOG.Errorf("save backup record failed, err: %v", err)
return err
}
databaseHelper := DatabaseHelper{Database: req.Name, DBType: req.Type, Name: req.DetailName}
if err := handleMysqlBackup(databaseHelper, nil, record.ID, targetDir, fileName, req.TaskID, req.Secret); err != nil {
backupRepo.UpdateRecordByMap(record.ID, map[string]interface{}{"status": constant.StatusFailed, "message": err.Error()})
return err
}
return nil
}
func (u *BackupService) MysqlRecover(req dto.CommonRecover) error {
return handleMysqlRecover(req, nil, false)
}
func (u *BackupService) MysqlRecoverByUpload(req dto.CommonRecover) error {
recoveFile, err := loadSqlFile(req.File)
if err != nil {
return err
}
req.File = recoveFile
if err := handleMysqlRecover(req, nil, false); err != nil {
return err
}
return nil
}
func handleMysqlBackup(db DatabaseHelper, parentTask *task.Task, recordID uint, targetDir, fileName, taskID, secret string) error {
var (
err error
backupTask *task.Task
)
backupTask = parentTask
dbInfo, err := mysqlRepo.Get(repo.WithByName(db.Name), mysqlRepo.WithByMysqlName(db.Database))
if err != nil {
return err
}
itemName := fmt.Sprintf("%s[%s] - %s", db.Database, db.DBType, db.Name)
if parentTask == nil {
backupTask, err = task.NewTaskWithOps(itemName, task.TaskBackup, task.TaskScopeBackup, taskID, dbInfo.ID)
if err != nil {
return err
}
}
itemHandler := func() error { return doMysqlBackup(db, targetDir, fileName, secret) }
if parentTask != nil {
return itemHandler()
}
backupTask.AddSubTaskWithOps(task.GetTaskName(itemName, task.TaskBackup, task.TaskScopeBackup), func(t *task.Task) error { return itemHandler() }, nil, 0, 3*time.Hour)
go func() {
if err := backupTask.Execute(); err != nil {
backupRepo.UpdateRecordByMap(recordID, map[string]interface{}{"status": constant.StatusFailed, "message": err.Error()})
return
}
backupRepo.UpdateRecordByMap(recordID, map[string]interface{}{"status": constant.StatusSuccess})
}()
return nil
}
func handleMysqlRecover(req dto.CommonRecover, parentTask *task.Task, isRollback bool) error {
var (
err error
itemTask *task.Task
)
itemTask = parentTask
dbInfo, err := mysqlRepo.Get(repo.WithByName(req.DetailName), mysqlRepo.WithByMysqlName(req.Name))
if err != nil {
return err
}
itemName := fmt.Sprintf("%s[%s] - %s", req.Name, req.Type, req.DetailName)
if parentTask == nil {
itemTask, err = task.NewTaskWithOps(itemName, task.TaskRecover, task.TaskScopeBackup, req.TaskID, dbInfo.ID)
if err != nil {
return err
}
}
recoverDatabase := func(t *task.Task) error {
isOk := false
fileOp := files.NewFileOp()
if !fileOp.Stat(req.File) {
return buserr.WithName("ErrFileNotFound", req.File)
}
dbInfo, err := mysqlRepo.Get(repo.WithByName(req.DetailName), mysqlRepo.WithByMysqlName(req.Name))
if err != nil {
return err
}
cli, version, err := LoadMysqlClientByFrom(req.Name)
if err != nil {
return err
}
if !isRollback {
rollbackFile := path.Join(global.Dir.TmpDir, fmt.Sprintf("database/%s/%s_%s.sql.gz", req.Type, req.DetailName, time.Now().Format(constant.DateTimeSlimLayout)))
if err := cli.Backup(client.BackupInfo{
Name: req.DetailName,
Type: req.Type,
Version: version,
Format: dbInfo.Format,
TargetDir: path.Dir(rollbackFile),
FileName: path.Base(rollbackFile),
}); err != nil {
return fmt.Errorf("backup mysql db %s for rollback before recover failed, err: %v", req.DetailName, err)
}
defer func() {
if !isOk {
global.LOG.Info("recover failed, start to rollback now")
if err := cli.Recover(client.RecoverInfo{
Name: req.DetailName,
Type: req.Type,
Version: version,
Format: dbInfo.Format,
SourceFile: rollbackFile,
}); err != nil {
global.LOG.Errorf("rollback mysql db %s from %s failed, err: %v", req.DetailName, rollbackFile, err)
} else {
global.LOG.Infof("rollback mysql db %s from %s successful", req.DetailName, rollbackFile)
}
_ = os.RemoveAll(rollbackFile)
} else {
_ = os.RemoveAll(rollbackFile)
}
}()
}
if len(req.Secret) != 0 {
err = files.OpensslDecrypt(req.File, req.Secret)
if err != nil {
return err
}
req.File = path.Join(path.Dir(req.File), "tmp_"+path.Base(req.File))
defer os.Remove(req.File)
t.LogWithStatus(i18n.GetMsgByKey("Decrypt"), err)
}
if err := cli.Recover(client.RecoverInfo{
Name: req.DetailName,
Type: req.Type,
Version: version,
Format: dbInfo.Format,
SourceFile: req.File,
}); err != nil {
global.LOG.Errorf("recover mysql db %s from %s failed, err: %v", req.DetailName, req.File, err)
return err
}
isOk = true
return nil
}
if parentTask != nil {
return recoverDatabase(parentTask)
}
itemTask.AddSubTaskWithOps(i18n.GetMsgByKey("TaskRecover"), recoverDatabase, nil, 0, 3*time.Hour)
go func() {
_ = itemTask.Execute()
}()
return nil
}
func doMysqlBackup(db DatabaseHelper, targetDir, fileName, secret string) error {
dbInfo, err := mysqlRepo.Get(repo.WithByName(db.Name), mysqlRepo.WithByMysqlName(db.Database))
if err != nil {
return err
}
cli, version, err := LoadMysqlClientByFrom(db.Database)
if err != nil {
return err
}
backupInfo := client.BackupInfo{
Name: db.Name,
Type: db.DBType,
Version: version,
Format: dbInfo.Format,
TargetDir: targetDir,
FileName: fileName,
}
if err := cli.Backup(backupInfo); err != nil {
return err
}
if len(secret) != 0 {
return files.OpensslEncrypt(path.Join(targetDir, fileName), secret)
}
return nil
}
func loadSqlFile(file string) (string, error) {
if !strings.HasSuffix(file, ".tar.gz") && !strings.HasSuffix(file, ".zip") {
return file, nil
}
fileName := path.Base(file)
fileDir := path.Dir(file)
fileNameItem := time.Now().Format(constant.DateTimeSlimLayout)
dstDir := fmt.Sprintf("%s/%s", fileDir, fileNameItem)
_ = os.Mkdir(dstDir, constant.DirPerm)
if strings.HasSuffix(fileName, ".tar.gz") {
fileOp := files.NewFileOp()
if err := fileOp.TarGzExtractPro(file, dstDir, ""); err != nil {
_ = os.RemoveAll(dstDir)
return "", err
}
}
if strings.HasSuffix(fileName, ".zip") {
archiver, err := files.NewShellArchiver(files.Zip)
if err != nil {
_ = os.RemoveAll(dstDir)
return "", err
}
if err := archiver.Extract(file, dstDir, ""); err != nil {
_ = os.RemoveAll(dstDir)
return "", err
}
}
global.LOG.Infof("decompress file %s successful, now start to check test.sql is exist", file)
var sqlFiles []string
hasTestSql := false
_ = filepath.Walk(dstDir, func(path string, info os.FileInfo, err error) error {
if err != nil {
return nil
}
if !info.IsDir() && strings.HasSuffix(info.Name(), ".sql") {
sqlFiles = append(sqlFiles, path)
if info.Name() == "test.sql" {
hasTestSql = true
}
}
return nil
})
if len(sqlFiles) == 1 {
return sqlFiles[0], nil
}
if !hasTestSql {
_ = os.RemoveAll(dstDir)
return "", fmt.Errorf("no such file named test.sql in %s", fileName)
}
return "", nil
}