Files
ds-galo/backend/internal/db/migrate.go
iu 176a8d8ced feat(metadata): SQLite backend, storage reconciliation and local defaults
- pluggable per-domain Repository interfaces; PostgreSQL and SQLite impls
- SQLite on modernc.org/sqlite (WAL, busy_timeout, foreign_keys, immediate tx)
- separate migrations/sqlite and db.MigrateSQLite; store.NewPostgres/NewSQLite
- cmd/reconcile compares object storage with the journal (report, then --delete)
- storage.Backend.List and photos.Repository.AllStorageKeys
- DB_BACKEND/SQLITE_PATH and STORAGE_BACKEND/FS_ROOT selectable; local defaults
  (sqlite ./galo.db, fs ./data)
- Makefile reconcile/reconcile-delete; docs and .env.example updated
2026-10-11 10:08:31 +03:00

73 lines
1.9 KiB
Go

package db
import (
"errors"
"fmt"
"io/fs"
"database/sql"
"github.com/golang-migrate/migrate/v4"
"github.com/golang-migrate/migrate/v4/database/pgx/v5"
sqlitemig "github.com/golang-migrate/migrate/v4/database/sqlite"
"github.com/golang-migrate/migrate/v4/source/iofs"
_ "github.com/jackc/pgx/v5/stdlib"
_ "modernc.org/sqlite"
)
// Migrate applies all up migrations from the given fs (root contains *.sql files).
func Migrate(dsn string, migrations fs.FS) error {
source, err := iofs.New(migrations, ".")
if err != nil {
return fmt.Errorf("migrations source: %w", err)
}
sqlDB, err := sql.Open("pgx", dsn)
if err != nil {
return fmt.Errorf("open sql db: %w", err)
}
defer sqlDB.Close()
driver, err := pgx.WithInstance(sqlDB, &pgx.Config{})
if err != nil {
return fmt.Errorf("migrate driver: %w", err)
}
m, err := migrate.NewWithInstance("iofs", source, "pgx", driver)
if err != nil {
return fmt.Errorf("migrate instance: %w", err)
}
if err := m.Up(); err != nil && !errors.Is(err, migrate.ErrNoChange) {
return fmt.Errorf("migrate up: %w", err)
}
return nil
}
// MigrateSQLite applies all up migrations from the given fs to a SQLite database
// at path (creating it if needed).
func MigrateSQLite(path string, migrations fs.FS) error {
source, err := iofs.New(migrations, ".")
if err != nil {
return fmt.Errorf("migrations source: %w", err)
}
sqlDB, err := sql.Open("sqlite", path)
if err != nil {
return fmt.Errorf("open sql db: %w", err)
}
defer sqlDB.Close()
driver, err := sqlitemig.WithInstance(sqlDB, &sqlitemig.Config{})
if err != nil {
return fmt.Errorf("migrate driver: %w", err)
}
m, err := migrate.NewWithInstance("iofs", source, "sqlite", driver)
if err != nil {
return fmt.Errorf("migrate instance: %w", err)
}
if err := m.Up(); err != nil && !errors.Is(err, migrate.ErrNoChange) {
return fmt.Errorf("migrate up: %w", err)
}
return nil
}