mirror of
https://github.com/usememos/memos.git
synced 2025-02-15 10:50:47 +01:00
parent
b34aded376
commit
07e82c3f4a
106
store/db/db.go
106
store/db/db.go
@ -50,64 +50,70 @@ func (db *DB) Open(ctx context.Context) (err error) {
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db.DBInstance = sqliteDB
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if db.profile.Mode == "prod" {
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// If db file not exists, we should migrate the database.
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if _, err := os.Stat(db.profile.DSN); errors.Is(err, os.ErrNotExist) {
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if err := db.applyLatestSchema(ctx); err != nil {
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return fmt.Errorf("failed to apply latest schema: %w", err)
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}
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}
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currentVersion := version.GetCurrentVersion(db.profile.Mode)
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migrationHistoryList, err := db.FindMigrationHistoryList(ctx, &MigrationHistoryFind{})
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_, err := os.Stat(db.profile.DSN)
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if err != nil {
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return fmt.Errorf("failed to find migration history, err: %w", err)
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}
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if len(migrationHistoryList) == 0 {
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_, err := db.UpsertMigrationHistory(ctx, &MigrationHistoryUpsert{
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Version: currentVersion,
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})
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// If db file not exists, we should create a new one with latest schema.
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if errors.Is(err, os.ErrNotExist) {
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if err := db.applyLatestSchema(ctx); err != nil {
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return fmt.Errorf("failed to apply latest schema, err: %w", err)
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}
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} else {
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return fmt.Errorf("failed to get db file stat, err: %w", err)
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}
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} else {
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// If db file exists, we should check if we need to migrate the database.
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currentVersion := version.GetCurrentVersion(db.profile.Mode)
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migrationHistoryList, err := db.FindMigrationHistoryList(ctx, &MigrationHistoryFind{})
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if err != nil {
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return fmt.Errorf("failed to upsert migration history, err: %w", err)
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return fmt.Errorf("failed to find migration history, err: %w", err)
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}
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return nil
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}
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migrationHistoryVersionList := []string{}
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for _, migrationHistory := range migrationHistoryList {
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migrationHistoryVersionList = append(migrationHistoryVersionList, migrationHistory.Version)
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}
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sort.Sort(version.SortVersion(migrationHistoryVersionList))
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latestMigrationHistoryVersion := migrationHistoryVersionList[len(migrationHistoryVersionList)-1]
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if version.IsVersionGreaterThan(version.GetSchemaVersion(currentVersion), latestMigrationHistoryVersion) {
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minorVersionList := getMinorVersionList()
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// backup the raw database file before migration
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rawBytes, err := os.ReadFile(db.profile.DSN)
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if err != nil {
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return fmt.Errorf("failed to read raw database file, err: %w", err)
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if len(migrationHistoryList) == 0 {
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_, err := db.UpsertMigrationHistory(ctx, &MigrationHistoryUpsert{
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Version: currentVersion,
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})
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if err != nil {
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return fmt.Errorf("failed to upsert migration history, err: %w", err)
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}
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return nil
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}
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backupDBFilePath := fmt.Sprintf("%s/memos_%s_%d_backup.db", db.profile.Data, db.profile.Version, time.Now().Unix())
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if err := os.WriteFile(backupDBFilePath, rawBytes, 0644); err != nil {
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return fmt.Errorf("failed to write raw database file, err: %w", err)
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}
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println("succeed to copy a backup database file")
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println("start migrate")
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for _, minorVersion := range minorVersionList {
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normalizedVersion := minorVersion + ".0"
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if version.IsVersionGreaterThan(normalizedVersion, latestMigrationHistoryVersion) && version.IsVersionGreaterOrEqualThan(currentVersion, normalizedVersion) {
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println("applying migration for", normalizedVersion)
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if err := db.applyMigrationForMinorVersion(ctx, minorVersion); err != nil {
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return fmt.Errorf("failed to apply minor version migration: %w", err)
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migrationHistoryVersionList := []string{}
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for _, migrationHistory := range migrationHistoryList {
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migrationHistoryVersionList = append(migrationHistoryVersionList, migrationHistory.Version)
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}
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sort.Sort(version.SortVersion(migrationHistoryVersionList))
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latestMigrationHistoryVersion := migrationHistoryVersionList[len(migrationHistoryVersionList)-1]
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if version.IsVersionGreaterThan(version.GetSchemaVersion(currentVersion), latestMigrationHistoryVersion) {
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minorVersionList := getMinorVersionList()
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// backup the raw database file before migration
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rawBytes, err := os.ReadFile(db.profile.DSN)
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if err != nil {
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return fmt.Errorf("failed to read raw database file, err: %w", err)
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}
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backupDBFilePath := fmt.Sprintf("%s/memos_%s_%d_backup.db", db.profile.Data, db.profile.Version, time.Now().Unix())
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if err := os.WriteFile(backupDBFilePath, rawBytes, 0644); err != nil {
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return fmt.Errorf("failed to write raw database file, err: %w", err)
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}
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println("succeed to copy a backup database file")
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println("start migrate")
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for _, minorVersion := range minorVersionList {
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normalizedVersion := minorVersion + ".0"
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if version.IsVersionGreaterThan(normalizedVersion, latestMigrationHistoryVersion) && version.IsVersionGreaterOrEqualThan(currentVersion, normalizedVersion) {
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println("applying migration for", normalizedVersion)
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if err := db.applyMigrationForMinorVersion(ctx, minorVersion); err != nil {
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return fmt.Errorf("failed to apply minor version migration: %w", err)
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}
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}
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}
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}
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println("end migrate")
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println("end migrate")
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// remove the created backup db file after migrate succeed
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if err := os.Remove(backupDBFilePath); err != nil {
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println(fmt.Sprintf("Failed to remove temp database file, err %v", err))
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// remove the created backup db file after migrate succeed
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if err := os.Remove(backupDBFilePath); err != nil {
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println(fmt.Sprintf("Failed to remove temp database file, err %v", err))
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}
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}
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}
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} else {
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@ -67,7 +67,7 @@ func findMigrationHistoryList(ctx context.Context, tx *sql.Tx, find *MigrationHi
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FROM
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migration_history
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WHERE ` + strings.Join(where, " AND ") + `
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ORDER BY version DESC
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ORDER BY created_ts DESC
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`
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rows, err := tx.QueryContext(ctx, query, args...)
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if err != nil {
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