mirror of https://github.com/stashapp/stash.git
129 lines
2.5 KiB
Go
129 lines
2.5 KiB
Go
package migrations
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import (
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"context"
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"fmt"
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"os"
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"github.com/jmoiron/sqlx"
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"github.com/stashapp/stash/pkg/logger"
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"github.com/stashapp/stash/pkg/sqlite"
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)
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func pre32(ctx context.Context, db *sqlx.DB) error {
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// verify that folder-based galleries (those with zip = 0 and path is not null) are
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// not zip-based. If they are zip based then set zip to 1
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// we could still miss some if the path does not exist, but this is the best we can do
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logger.Info("Running pre-migration for schema version 32")
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mm := schema32PreMigrator{
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migrator: migrator{
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db: db,
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},
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}
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return mm.migrate(ctx)
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}
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type schema32PreMigrator struct {
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migrator
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}
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func (m *schema32PreMigrator) migrate(ctx context.Context) error {
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const (
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limit = 1000
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logEvery = 10000
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)
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// query for galleries with zip = 0 and path not null
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result := struct {
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Count int `db:"count"`
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}{0}
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if err := m.db.Get(&result, "SELECT COUNT(*) AS count FROM `galleries` WHERE `zip` = '0' AND `path` IS NOT NULL"); err != nil {
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return err
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}
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if result.Count == 0 {
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return nil
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}
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logger.Infof("Checking %d galleries for incorrect zip value...", result.Count)
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lastID := 0
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count := 0
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for {
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gotSome := false
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if err := m.withTxn(ctx, func(tx *sqlx.Tx) error {
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query := "SELECT `id`, `path` FROM `galleries` WHERE `zip` = '0' AND `path` IS NOT NULL "
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if lastID != 0 {
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query += fmt.Sprintf("AND `id` > %d ", lastID)
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}
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query += fmt.Sprintf("ORDER BY `id` LIMIT %d", limit)
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rows, err := m.db.Query(query)
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if err != nil {
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return err
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}
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defer rows.Close()
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for rows.Next() {
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var id int
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var p string
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err := rows.Scan(&id, &p)
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if err != nil {
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return err
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}
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gotSome = true
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lastID = id
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count++
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// if path does not exist, make no changes
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// if it does exist and is a folder, then we ignore it
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// otherwise set zip to 1
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info, err := os.Stat(p)
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if err != nil {
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logger.Warnf("unable to verify if %q is a folder due to error %v. Assuming folder-based.", p, err)
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continue
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}
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if info.IsDir() {
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// ignore it
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continue
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}
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logger.Infof("Correcting %q gallery to be zip-based.", p)
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_, err = m.db.Exec("UPDATE `galleries` SET `zip` = '1' WHERE `id` = ?", id)
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if err != nil {
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return err
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}
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}
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return rows.Err()
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}); err != nil {
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return err
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}
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if !gotSome {
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break
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}
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if count%logEvery == 0 {
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logger.Infof("Checked %d galleries", count)
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}
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}
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return nil
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}
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func init() {
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sqlite.RegisterPreMigration(32, pre32)
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}
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