mirror of
https://gitlab.com/pulsechaincom/erigon-pulse.git
synced 2024-12-22 11:41:19 +00:00
132 lines
2.5 KiB
Go
132 lines
2.5 KiB
Go
package ethdb
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import (
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"fmt"
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"github.com/ledgerwatch/turbo-geth/common/dbutils"
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)
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type StorageMode struct {
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History bool
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Receipts bool
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TxIndex bool
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CallTraces bool
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}
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var DefaultStorageMode = StorageMode{History: true, Receipts: true, TxIndex: true, CallTraces: false}
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func (m StorageMode) ToString() string {
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modeString := ""
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if m.History {
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modeString += "h"
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}
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if m.Receipts {
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modeString += "r"
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}
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if m.TxIndex {
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modeString += "t"
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}
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if m.CallTraces {
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modeString += "c"
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}
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return modeString
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}
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func StorageModeFromString(flags string) (StorageMode, error) {
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mode := StorageMode{}
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for _, flag := range flags {
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switch flag {
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case 'h':
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mode.History = true
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case 'r':
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mode.Receipts = true
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case 't':
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mode.TxIndex = true
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case 'c':
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mode.CallTraces = true
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default:
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return mode, fmt.Errorf("unexpected flag found: %c", flag)
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}
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}
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return mode, nil
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}
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func GetStorageModeFromDB(db KVGetter) (StorageMode, error) {
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var (
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sm StorageMode
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v []byte
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err error
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)
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v, err = db.GetOne(dbutils.DatabaseInfoBucket, dbutils.StorageModeHistory)
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if err != nil {
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return StorageMode{}, err
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}
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sm.History = len(v) == 1 && v[0] == 1
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v, err = db.GetOne(dbutils.DatabaseInfoBucket, dbutils.StorageModeReceipts)
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if err != nil {
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return StorageMode{}, err
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}
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sm.Receipts = len(v) == 1 && v[0] == 1
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v, err = db.GetOne(dbutils.DatabaseInfoBucket, dbutils.StorageModeTxIndex)
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if err != nil {
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return StorageMode{}, err
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}
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sm.TxIndex = len(v) == 1 && v[0] == 1
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v, err = db.GetOne(dbutils.DatabaseInfoBucket, dbutils.StorageModeCallTraces)
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if err != nil {
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return StorageMode{}, err
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}
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sm.CallTraces = len(v) == 1 && v[0] == 1
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return sm, nil
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}
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func SetStorageModeIfNotExist(db Database, sm StorageMode) error {
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var (
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err error
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)
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err = setModeOnEmpty(db, dbutils.StorageModeHistory, sm.History)
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if err != nil {
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return err
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}
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err = setModeOnEmpty(db, dbutils.StorageModeReceipts, sm.Receipts)
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if err != nil {
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return err
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}
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err = setModeOnEmpty(db, dbutils.StorageModeTxIndex, sm.TxIndex)
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if err != nil {
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return err
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}
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err = setModeOnEmpty(db, dbutils.StorageModeCallTraces, sm.CallTraces)
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if err != nil {
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return err
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}
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return nil
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}
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func setModeOnEmpty(db Database, key []byte, currentValue bool) error {
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mode, err := db.GetOne(dbutils.DatabaseInfoBucket, key)
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if err != nil {
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return err
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}
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if len(mode) == 0 {
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val := []byte{2}
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if currentValue {
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val = []byte{1}
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}
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if err = db.Put(dbutils.DatabaseInfoBucket, key, val); err != nil {
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return err
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}
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}
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return nil
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}
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