package configmigrate
// migrateTo16 performs the following changes:
//
// # BEFORE:
// 'schema_version': 15
// 'dns':
// # …
// 'statistics_interval': 1
// 'statistics':
// # AFTER:
// 'schema_version': 16
// 'enabled': true
// 'interval': 1
// 'ignored': []
// If statistics were disabled:
// 'statistics_interval': 0
// 'enabled': false
func migrateTo16(diskConf yobj) (err error) {
diskConf["schema_version"] = 16
dns, ok, err := fieldVal[yobj](diskConf, "dns")
if !ok {
return err
}
stats := yobj{
"enabled": true,
"interval": 1,
"ignored": yarr{},
diskConf["statistics"] = stats
const field = "statistics_interval"
statsIvl, ok, err := fieldVal[int](dns, field)
if statsIvl == 0 {
// Set the interval to the default value of one day to make sure
// that it passes the validations.
stats["enabled"] = false
} else {
stats["interval"] = statsIvl
delete(dns, field)
return nil
