stash/pkg/sqlite/migrations/52_postmigrate.go

95 lines
2.3 KiB
Go

package migrations
import (
"context"
"database/sql"
"errors"
"fmt"
"path/filepath"
"strings"
"github.com/jmoiron/sqlx"
"github.com/stashapp/stash/pkg/logger"
"github.com/stashapp/stash/pkg/sqlite"
)
type schema52Migrator struct {
migrator
}
func post52(ctx context.Context, db *sqlx.DB) error {
logger.Info("Running post-migration for schema version 52")
m := schema52Migrator{
migrator: migrator{
db: db,
},
}
return m.migrate(ctx)
}
func (m *schema52Migrator) migrate(ctx context.Context) error {
if err := m.withTxn(ctx, func(tx *sqlx.Tx) error {
query := "SELECT `folders`.`id`, `folders`.`path`, `parent_folder`.`path` FROM `folders` " +
"INNER JOIN `folders` AS `parent_folder` ON `parent_folder`.`id` = `folders`.`parent_folder_id`"
rows, err := tx.Query(query)
if err != nil {
return err
}
defer rows.Close()
for rows.Next() {
var (
id int
folderPath string
parentFolderPath string
)
err := rows.Scan(&id, &folderPath, &parentFolderPath)
if err != nil {
return err
}
// ensure folder path is correct
if !strings.HasPrefix(folderPath, parentFolderPath) {
logger.Debugf("folder path %s does not have prefix %s. Correcting...", folderPath, parentFolderPath)
// get the basename of the zip folder path and append it to the correct path
folderBasename := filepath.Base(folderPath)
correctPath := filepath.Join(parentFolderPath, folderBasename)
logger.Infof("correcting folder path %s to %s", folderPath, correctPath)
// ensure the correct path is unique
var v int
isEmptyErr := tx.Get(&v, "SELECT 1 FROM folders WHERE path = ?", correctPath)
if isEmptyErr != nil && !errors.Is(isEmptyErr, sql.ErrNoRows) {
return fmt.Errorf("error checking if correct path %s is unique: %w", correctPath, isEmptyErr)
}
if isEmptyErr == nil {
// correct path is not unique, log and skip
logger.Warnf("correct path %s already exists, skipping...", correctPath)
continue
}
if _, err := tx.Exec("UPDATE folders SET path = ? WHERE id = ?", correctPath, id); err != nil {
return fmt.Errorf("error updating folder path %s to %s: %w", folderPath, correctPath, err)
}
}
}
return rows.Err()
}); err != nil {
return err
}
return nil
}
func init() {
sqlite.RegisterPostMigration(52, post52)
}