go-ethereum/core/rawdb/ancient_scheme.go
rjl493456442 f59d013e40
core/rawdb, triedb, cmd: create an isolated disk namespace for verkle (#30105)
* core, triedb/pathdb, cmd: define verkle state ancient store

* core/rawdb, triedb: add verkle namespace in pathdb
2024-07-16 16:17:58 +03:00

101 lines
3.7 KiB
Go

// Copyright 2022 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package rawdb
import (
"path/filepath"
"github.com/ethereum/go-ethereum/ethdb"
)
// The list of table names of chain freezer.
const (
// ChainFreezerHeaderTable indicates the name of the freezer header table.
ChainFreezerHeaderTable = "headers"
// ChainFreezerHashTable indicates the name of the freezer canonical hash table.
ChainFreezerHashTable = "hashes"
// ChainFreezerBodiesTable indicates the name of the freezer block body table.
ChainFreezerBodiesTable = "bodies"
// ChainFreezerReceiptTable indicates the name of the freezer receipts table.
ChainFreezerReceiptTable = "receipts"
// ChainFreezerDifficultyTable indicates the name of the freezer total difficulty table.
ChainFreezerDifficultyTable = "diffs"
)
// chainFreezerNoSnappy configures whether compression is disabled for the ancient-tables.
// Hashes and difficulties don't compress well.
var chainFreezerNoSnappy = map[string]bool{
ChainFreezerHeaderTable: false,
ChainFreezerHashTable: true,
ChainFreezerBodiesTable: false,
ChainFreezerReceiptTable: false,
ChainFreezerDifficultyTable: true,
}
const (
// stateHistoryTableSize defines the maximum size of freezer data files.
stateHistoryTableSize = 2 * 1000 * 1000 * 1000
// stateHistoryAccountIndex indicates the name of the freezer state history table.
stateHistoryMeta = "history.meta"
stateHistoryAccountIndex = "account.index"
stateHistoryStorageIndex = "storage.index"
stateHistoryAccountData = "account.data"
stateHistoryStorageData = "storage.data"
)
var stateFreezerNoSnappy = map[string]bool{
stateHistoryMeta: true,
stateHistoryAccountIndex: false,
stateHistoryStorageIndex: false,
stateHistoryAccountData: false,
stateHistoryStorageData: false,
}
// The list of identifiers of ancient stores.
var (
ChainFreezerName = "chain" // the folder name of chain segment ancient store.
MerkleStateFreezerName = "state" // the folder name of state history ancient store.
VerkleStateFreezerName = "state_verkle" // the folder name of state history ancient store.
)
// freezers the collections of all builtin freezers.
var freezers = []string{ChainFreezerName, MerkleStateFreezerName, VerkleStateFreezerName}
// NewStateFreezer initializes the ancient store for state history.
//
// - if the empty directory is given, initializes the pure in-memory
// state freezer (e.g. dev mode).
// - if non-empty directory is given, initializes the regular file-based
// state freezer.
func NewStateFreezer(ancientDir string, verkle bool, readOnly bool) (ethdb.ResettableAncientStore, error) {
if ancientDir == "" {
return NewMemoryFreezer(readOnly, stateFreezerNoSnappy), nil
}
var name string
if verkle {
name = filepath.Join(ancientDir, VerkleStateFreezerName)
} else {
name = filepath.Join(ancientDir, MerkleStateFreezerName)
}
return newResettableFreezer(name, "eth/db/state", readOnly, stateHistoryTableSize, stateFreezerNoSnappy)
}