0f7b7099d8
Handle conflicts (#244) * Handle conflicts * Update go mod file versions * Make lint changes Disassociate block number from the indexer object Update ipld-eth-db ref Refactor builder code to make it reusable Use prefix comparison for account selective statediffing Update builder unit tests Add mode to write to CSV files in statediff file writer (#249) * Change file writing mode to csv files * Implement writer interface for file indexer * Implement option for csv or sql in file mode * Close files in CSV writer * Add tests for CSV file mode * Implement CSV file for watched addresses * Separate test configs for CSV and SQL * Refactor common code for file indexer tests Update indexer to include block hash in receipts and logs (#256) * Update indexer to include block hash in receipts and logs * Upgrade ipld-eth-db image in docker-compose to run tests Use watched addresses from direct indexing params by default while serving statediff APIs (#262) * Use watched addresses from direct indexing params in statediff APIs by default * Avoid using indexer object when direct indexing is off * Add nil check before accessing watched addresses from direct indexing params
113 lines
3.1 KiB
Go
113 lines
3.1 KiB
Go
// VulcanizeDB
|
|
// Copyright © 2019 Vulcanize
|
|
|
|
// This program is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU Affero General Public License as published by
|
|
// the Free Software Foundation, either version 3 of the License, or
|
|
// (at your option) any later version.
|
|
|
|
// This program 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 Affero General Public License for more details.
|
|
|
|
// You should have received a copy of the GNU Affero General Public License
|
|
// along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
package ipld
|
|
|
|
import (
|
|
"fmt"
|
|
"io"
|
|
"io/ioutil"
|
|
|
|
"github.com/ipfs/go-cid"
|
|
node "github.com/ipfs/go-ipld-format"
|
|
"github.com/multiformats/go-multihash"
|
|
)
|
|
|
|
// EthStorageTrie (eth-storage-trie, codec 0x98), represents
|
|
// a node from the storage trie in ethereum.
|
|
type EthStorageTrie struct {
|
|
*TrieNode
|
|
}
|
|
|
|
// Static (compile time) check that EthStorageTrie satisfies the node.Node interface.
|
|
var _ node.Node = (*EthStorageTrie)(nil)
|
|
|
|
/*
|
|
INPUT
|
|
*/
|
|
|
|
// FromStorageTrieRLPFile takes the RLP representation of an ethereum
|
|
// storage trie node to return it as an IPLD node for further processing.
|
|
func FromStorageTrieRLPFile(r io.Reader) (*EthStorageTrie, error) {
|
|
raw, err := ioutil.ReadAll(r)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
return FromStorageTrieRLP(raw)
|
|
}
|
|
|
|
// FromStorageTrieRLP takes the RLP representation of an ethereum
|
|
// storage trie node to return it as an IPLD node for further processing.
|
|
func FromStorageTrieRLP(raw []byte) (*EthStorageTrie, error) {
|
|
c, err := RawdataToCid(MEthStorageTrie, raw, multihash.KECCAK_256)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
// Let's run the whole mile and process the nodeKind and
|
|
// its elements, in case somebody would need this function
|
|
// to parse an RLP element from the filesystem
|
|
return DecodeEthStorageTrie(c, raw)
|
|
}
|
|
|
|
/*
|
|
OUTPUT
|
|
*/
|
|
|
|
// DecodeEthStorageTrie returns an EthStorageTrie object from its cid and rawdata.
|
|
func DecodeEthStorageTrie(c cid.Cid, b []byte) (*EthStorageTrie, error) {
|
|
tn, err := decodeTrieNode(c, b, decodeEthStorageTrieLeaf)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
return &EthStorageTrie{TrieNode: tn}, nil
|
|
}
|
|
|
|
// decodeEthStorageTrieLeaf parses a eth-tx-trie leaf
|
|
// from decoded RLP elements
|
|
func decodeEthStorageTrieLeaf(i []interface{}) ([]interface{}, error) {
|
|
return []interface{}{
|
|
i[0].([]byte),
|
|
i[1].([]byte),
|
|
}, nil
|
|
}
|
|
|
|
/*
|
|
Block INTERFACE
|
|
*/
|
|
|
|
// RawData returns the binary of the RLP encode of the storage trie node.
|
|
func (st *EthStorageTrie) RawData() []byte {
|
|
return st.rawdata
|
|
}
|
|
|
|
// Cid returns the cid of the storage trie node.
|
|
func (st *EthStorageTrie) Cid() cid.Cid {
|
|
return st.cid
|
|
}
|
|
|
|
// String is a helper for output
|
|
func (st *EthStorageTrie) String() string {
|
|
return fmt.Sprintf("<EthereumStorageTrie %s>", st.cid)
|
|
}
|
|
|
|
// Loggable returns in a map the type of IPLD Link.
|
|
func (st *EthStorageTrie) Loggable() map[string]interface{} {
|
|
return map[string]interface{}{
|
|
"type": "eth-storage-trie",
|
|
}
|
|
}
|