func migrateSearch(db *bolt.DB, data database.DataAccess) error { migrated, err := isMigrated(db, "search") if err != nil { return err } if !migrated { slog.Info("Migrating Search data to new database format") type duple struct{ A, B string } type present map[string]int64 type qmap map[duple]present type smap map[string]present metric := qmap{} if err := decode(db, "metric", &metric); err == nil { for k, v := range metric { for metric, time := range v { data.Search().AddMetricForTag(k.A, k.B, metric, time) } } } else { return err } tagk := smap{} if err := decode(db, "tagk", &tagk); err == nil { for metric, v := range tagk { for tk, time := range v { data.Search().AddTagKeyForMetric(metric, tk, time) } data.Search().AddMetric(metric, time.Now().Unix()) } } else { return err } tagv := qmap{} if err := decode(db, "tagv", &tagv); err == nil { for k, v := range tagv { for val, time := range v { data.Search().AddTagValue(k.A, k.B, val, time) data.Search().AddTagValue(database.Search_All, k.B, val, time) } } } else { return err } err = setMigrated(db, "search") if err != nil { return err } } return nil }