forked from cerc-io/plugeth
7de748d3f6
* all: implement path-based state scheme * all: edits from review * core/rawdb, trie/triedb/pathdb: review changes * core, light, trie, eth, tests: reimplement pbss history * core, trie/triedb/pathdb: track block number in state history * trie/triedb/pathdb: add history documentation * core, trie/triedb/pathdb: address comments from Peter's review Important changes to list: - Cache trie nodes by path in clean cache - Remove root->id mappings when history is truncated * trie/triedb/pathdb: fallback to disk if unexpect node in clean cache * core/rawdb: fix tests * trie/triedb/pathdb: rename metrics, change clean cache key * trie/triedb: manage the clean cache inside of disk layer * trie/triedb/pathdb: move journal function * trie/triedb/path: fix tests * trie/triedb/pathdb: fix journal * trie/triedb/pathdb: fix history * trie/triedb/pathdb: try to fix tests on windows * core, trie: address comments * trie/triedb/pathdb: fix test issues --------- Co-authored-by: Felix Lange <fjl@twurst.com> Co-authored-by: Martin Holst Swende <martin@swende.se>
52 lines
2.0 KiB
Go
52 lines
2.0 KiB
Go
// Copyright 2023 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 pathdb
|
|
|
|
import (
|
|
"errors"
|
|
"fmt"
|
|
|
|
"github.com/ethereum/go-ethereum/common"
|
|
)
|
|
|
|
var (
|
|
// errSnapshotReadOnly is returned if the database is opened in read only mode
|
|
// and mutation is requested.
|
|
errSnapshotReadOnly = errors.New("read only")
|
|
|
|
// errSnapshotStale is returned from data accessors if the underlying layer
|
|
// layer had been invalidated due to the chain progressing forward far enough
|
|
// to not maintain the layer's original state.
|
|
errSnapshotStale = errors.New("layer stale")
|
|
|
|
// errUnexpectedHistory is returned if an unmatched state history is applied
|
|
// to the database for state rollback.
|
|
errUnexpectedHistory = errors.New("unexpected state history")
|
|
|
|
// errStateUnrecoverable is returned if state is required to be reverted to
|
|
// a destination without associated state history available.
|
|
errStateUnrecoverable = errors.New("state is unrecoverable")
|
|
|
|
// errUnexpectedNode is returned if the requested node with specified path is
|
|
// not hash matched with expectation.
|
|
errUnexpectedNode = errors.New("unexpected node")
|
|
)
|
|
|
|
func newUnexpectedNodeError(loc string, expHash common.Hash, gotHash common.Hash, owner common.Hash, path []byte) error {
|
|
return fmt.Errorf("%w, loc: %s, node: (%x %v), %x!=%x", errUnexpectedNode, loc, owner, path, expHash, gotHash)
|
|
}
|