status-go/services/wallet/transfer/database.go

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package transfer
import (
"context"
"database/sql"
"database/sql/driver"
"encoding/json"
"errors"
"math/big"
"reflect"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/log"
"github.com/status-im/status-go/services/wallet/bigint"
w_common "github.com/status-im/status-go/services/wallet/common"
"github.com/status-im/status-go/sqlite"
)
// DBHeader fields from header that are stored in database.
type DBHeader struct {
Number *big.Int
Hash common.Hash
Timestamp uint64
PreloadedTransactions []*PreloadedTransaction
Network uint64
Address common.Address
// Head is true if the block was a head at the time it was pulled from chain.
Head bool
// Loaded is true if transfers from this block have been already fetched
Loaded bool
}
func toDBHeader(header *types.Header, blockHash common.Hash) *DBHeader {
return &DBHeader{
Hash: blockHash,
Number: header.Number,
Timestamp: header.Time,
Loaded: false,
}
}
// SyncOption is used to specify that application processed transfers for that block.
type SyncOption uint
// JSONBlob type for marshaling/unmarshaling inner type to json.
type JSONBlob struct {
data interface{}
}
// Scan implements interface.
func (blob *JSONBlob) Scan(value interface{}) error {
if value == nil || reflect.ValueOf(blob.data).IsNil() {
return nil
}
bytes, ok := value.([]byte)
if !ok {
return errors.New("not a byte slice")
}
if len(bytes) == 0 {
return nil
}
err := json.Unmarshal(bytes, blob.data)
return err
}
// Value implements interface.
func (blob *JSONBlob) Value() (driver.Value, error) {
if blob.data == nil || reflect.ValueOf(blob.data).IsNil() {
return nil, nil
}
return json.Marshal(blob.data)
}
func NewDB(client *sql.DB) *Database {
return &Database{client: client}
}
// Database sql wrapper for operations with wallet objects.
type Database struct {
client *sql.DB
}
// Close closes database.
func (db *Database) Close() error {
return db.client.Close()
}
func (db *Database) ProcessBlocks(chainID uint64, account common.Address, from *big.Int, to *Block, headers []*DBHeader) (err error) {
var (
tx *sql.Tx
)
tx, err = db.client.Begin()
if err != nil {
return err
}
defer func() {
if err == nil {
err = tx.Commit()
return
}
_ = tx.Rollback()
}()
err = insertBlocksWithTransactions(chainID, tx, account, headers)
if err != nil {
return
}
err = upsertRange(chainID, tx, account, from, to)
if err != nil {
return
}
return
}
func (db *Database) SaveBlocks(chainID uint64, account common.Address, headers []*DBHeader) (err error) {
var (
tx *sql.Tx
)
tx, err = db.client.Begin()
if err != nil {
return err
}
defer func() {
if err == nil {
err = tx.Commit()
return
}
_ = tx.Rollback()
}()
err = insertBlocksWithTransactions(chainID, tx, account, headers)
if err != nil {
return
}
return
}
// ProcessTransfers atomically adds/removes blocks and adds new transfers.
func (db *Database) ProcessTransfers(chainID uint64, transfers []Transfer, removed []*DBHeader) (err error) {
var (
tx *sql.Tx
)
tx, err = db.client.Begin()
if err != nil {
return err
}
defer func() {
if err == nil {
err = tx.Commit()
return
}
_ = tx.Rollback()
}()
err = deleteHeaders(tx, removed)
if err != nil {
return
}
err = updateOrInsertTransfers(chainID, tx, transfers)
if err != nil {
return
}
return
}
// SaveTransfersMarkBlocksLoaded
func (db *Database) SaveTransfersMarkBlocksLoaded(chainID uint64, address common.Address, transfers []Transfer, blocks []*big.Int) (err error) {
err = db.SaveTransfers(chainID, address, transfers)
if err != nil {
return
}
var tx *sql.Tx
tx, err = db.client.Begin()
if err != nil {
return err
}
defer func() {
if err == nil {
err = tx.Commit()
return
}
_ = tx.Rollback()
}()
err = markBlocksAsLoaded(chainID, tx, address, blocks)
if err != nil {
return
}
return
}
// SaveTransfers
func (db *Database) SaveTransfers(chainID uint64, address common.Address, transfers []Transfer) (err error) {
var tx *sql.Tx
tx, err = db.client.Begin()
if err != nil {
return err
}
defer func() {
if err == nil {
err = tx.Commit()
return
}
_ = tx.Rollback()
}()
err = updateOrInsertTransfers(chainID, tx, transfers)
if err != nil {
return
}
return
}
// GetTransfersInRange loads transfers for a given address between two blocks.
func (db *Database) GetTransfersInRange(chainID uint64, address common.Address, start, end *big.Int) (rst []Transfer, err error) {
query := newTransfersQuery().FilterNetwork(chainID).FilterAddress(address).FilterStart(start).FilterEnd(end).FilterLoaded(1)
rows, err := db.client.Query(query.String(), query.Args()...)
if err != nil {
return
}
defer rows.Close()
return query.TransferScan(rows)
}
// GetTransfersByAddress loads transfers for a given address between two blocks.
func (db *Database) GetTransfersByAddress(chainID uint64, address common.Address, toBlock *big.Int, limit int64) (rst []Transfer, err error) {
query := newTransfersQuery().
FilterNetwork(chainID).
FilterAddress(address).
FilterEnd(toBlock).
FilterLoaded(1).
Limit(limit)
rows, err := db.client.Query(query.String(), query.Args()...)
if err != nil {
return
}
defer rows.Close()
return query.TransferScan(rows)
}
// GetTransfersByAddressAndBlock loads transfers for a given address and block.
func (db *Database) GetTransfersByAddressAndBlock(chainID uint64, address common.Address, block *big.Int, limit int64) (rst []Transfer, err error) {
query := newTransfersQuery().
FilterNetwork(chainID).
FilterAddress(address).
FilterBlockNumber(block).
FilterLoaded(1).
Limit(limit)
rows, err := db.client.Query(query.String(), query.Args()...)
if err != nil {
return
}
defer rows.Close()
return query.TransferScan(rows)
}
// GetTransfers load transfers transfer between two blocks.
func (db *Database) GetTransfers(chainID uint64, start, end *big.Int) (rst []Transfer, err error) {
query := newTransfersQuery().FilterNetwork(chainID).FilterStart(start).FilterEnd(end).FilterLoaded(1)
rows, err := db.client.Query(query.String(), query.Args()...)
if err != nil {
return
}
defer rows.Close()
return query.TransferScan(rows)
}
func (db *Database) GetTransfersForIdentities(ctx context.Context, identities []TransactionIdentity) (rst []Transfer, err error) {
query := newTransfersQuery()
for _, identity := range identities {
subQuery := newSubQuery()
subQuery = subQuery.FilterNetwork(uint64(identity.ChainID)).FilterTransactionHash(identity.Hash).FilterAddress(identity.Address)
query.addSubQuery(subQuery, OrSeparator)
}
rows, err := db.client.QueryContext(ctx, query.String(), query.Args()...)
if err != nil {
return
}
defer rows.Close()
return query.TransferScan(rows)
}
func (db *Database) GetTransactionsToLoad(chainID uint64, address common.Address, blockNumber *big.Int) (rst []PreloadedTransaction, err error) {
query := newTransfersQuery().
FilterNetwork(chainID).
FilterAddress(address).
FilterBlockNumber(blockNumber).
FilterLoaded(0)
rows, err := db.client.Query(query.String(), query.Args()...)
if err != nil {
return
}
defer rows.Close()
return query.PreloadedTransactionScan(rows)
}
// statementCreator allows to pass transaction or database to use in consumer.
type statementCreator interface {
Prepare(query string) (*sql.Stmt, error)
}
func deleteHeaders(creator statementCreator, headers []*DBHeader) error {
delete, err := creator.Prepare("DELETE FROM blocks WHERE blk_hash = ?")
if err != nil {
return err
}
deleteTransfers, err := creator.Prepare("DELETE FROM transfers WHERE blk_hash = ?")
if err != nil {
return err
}
for _, h := range headers {
_, err = delete.Exec(h.Hash)
if err != nil {
return err
}
_, err = deleteTransfers.Exec(h.Hash)
if err != nil {
return err
}
}
return nil
}
// Only used by status-mobile
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func (db *Database) InsertBlock(chainID uint64, account common.Address, blockNumber *big.Int, blockHash common.Hash) error {
var (
tx *sql.Tx
)
tx, err := db.client.Begin()
if err != nil {
return err
}
defer func() {
if err == nil {
err = tx.Commit()
return
}
_ = tx.Rollback()
}()
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blockDB := blockDBFields{
chainID: chainID,
account: account,
blockNumber: blockNumber,
blockHash: blockHash,
}
return insertBlockDBFields(tx, blockDB)
}
type blockDBFields struct {
chainID uint64
account common.Address
blockNumber *big.Int
blockHash common.Hash
}
func insertBlockDBFields(creator statementCreator, block blockDBFields) error {
insert, err := creator.Prepare("INSERT OR IGNORE INTO blocks(network_id, address, blk_number, blk_hash, loaded) VALUES (?, ?, ?, ?, ?)")
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if err != nil {
return err
}
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_, err = insert.Exec(block.chainID, block.account, (*bigint.SQLBigInt)(block.blockNumber), block.blockHash, true)
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return err
}
func insertBlocksWithTransactions(chainID uint64, creator statementCreator, account common.Address, headers []*DBHeader) error {
insert, err := creator.Prepare("INSERT OR IGNORE INTO blocks(network_id, address, blk_number, blk_hash, loaded) VALUES (?, ?, ?, ?, ?)")
if err != nil {
return err
}
updateTx, err := creator.Prepare(`UPDATE transfers
SET log = ?, log_index = ?
WHERE network_id = ? AND address = ? AND hash = ?`)
if err != nil {
return err
}
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insertTx, err := creator.Prepare(`INSERT OR IGNORE
INTO transfers (network_id, address, sender, hash, blk_number, blk_hash, type, timestamp, log, loaded, log_index)
VALUES (?, ?, ?, ?, ?, ?, ?, 0, ?, 0, ?)`)
if err != nil {
return err
}
for _, header := range headers {
_, err = insert.Exec(chainID, account, (*bigint.SQLBigInt)(header.Number), header.Hash, header.Loaded)
if err != nil {
return err
}
for _, transaction := range header.PreloadedTransactions {
var logIndex *uint
if transaction.Log != nil {
logIndex = new(uint)
*logIndex = transaction.Log.Index
}
res, err := updateTx.Exec(&JSONBlob{transaction.Log}, logIndex, chainID, account, transaction.ID)
if err != nil {
return err
}
affected, err := res.RowsAffected()
if err != nil {
return err
}
if affected > 0 {
continue
}
_, err = insertTx.Exec(chainID, account, account, transaction.ID, (*bigint.SQLBigInt)(header.Number), header.Hash, w_common.Erc20Transfer, &JSONBlob{transaction.Log}, logIndex)
if err != nil {
log.Error("error saving Erc20transfer", "err", err)
return err
}
}
}
return nil
}
func updateOrInsertTransfers(chainID uint64, creator statementCreator, transfers []Transfer) error {
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txsDBFields := make([]transferDBFields, 0, len(transfers))
for _, t := range transfers {
var receiptType *uint8
var txHash, blockHash *common.Hash
var receiptStatus, cumulativeGasUsed, gasUsed *uint64
var contractAddress *common.Address
var transactionIndex, logIndex *uint
if t.Receipt != nil {
receiptType = &t.Receipt.Type
receiptStatus = &t.Receipt.Status
txHash = &t.Receipt.TxHash
if t.Log != nil {
logIndex = new(uint)
*logIndex = t.Log.Index
}
blockHash = &t.Receipt.BlockHash
cumulativeGasUsed = &t.Receipt.CumulativeGasUsed
contractAddress = &t.Receipt.ContractAddress
gasUsed = &t.Receipt.GasUsed
transactionIndex = &t.Receipt.TransactionIndex
}
var txProtected *bool
var txGas, txNonce, txSize *uint64
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var txGasPrice, txGasTipCap, txGasFeeCap *big.Int
var txType *uint8
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var txValue *big.Int
var tokenAddress *common.Address
var tokenID *big.Int
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var txFrom *common.Address
var txTo *common.Address
if t.Transaction != nil {
if t.Log != nil {
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_, tokenAddress, tokenID, txValue, txFrom, txTo = w_common.ExtractTokenIdentity(t.Type, t.Log, t.Transaction)
} else {
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txValue = new(big.Int).Set(t.Transaction.Value())
txFrom = &t.From
txTo = t.Transaction.To()
}
txType = new(uint8)
*txType = t.Transaction.Type()
txProtected = new(bool)
*txProtected = t.Transaction.Protected()
txGas = new(uint64)
*txGas = t.Transaction.Gas()
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txGasPrice = t.Transaction.GasPrice()
txGasTipCap = t.Transaction.GasTipCap()
txGasFeeCap = t.Transaction.GasFeeCap()
txNonce = new(uint64)
*txNonce = t.Transaction.Nonce()
txSize = new(uint64)
*txSize = uint64(t.Transaction.Size())
}
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dbFields := transferDBFields{
chainID: chainID,
id: t.ID,
blockHash: t.BlockHash,
blockNumber: t.BlockNumber,
timestamp: t.Timestamp,
address: t.Address,
transaction: t.Transaction,
sender: t.From,
receipt: t.Receipt,
log: t.Log,
transferType: t.Type,
baseGasFees: t.BaseGasFees,
multiTransactionID: t.MultiTransactionID,
receiptStatus: receiptStatus,
receiptType: receiptType,
txHash: txHash,
logIndex: logIndex,
receiptBlockHash: blockHash,
cumulativeGasUsed: cumulativeGasUsed,
contractAddress: contractAddress,
gasUsed: gasUsed,
transactionIndex: transactionIndex,
txType: txType,
txProtected: txProtected,
txGas: txGas,
txGasPrice: txGasPrice,
txGasTipCap: txGasTipCap,
txGasFeeCap: txGasFeeCap,
txValue: txValue,
txNonce: txNonce,
txSize: txSize,
tokenAddress: tokenAddress,
tokenID: tokenID,
txFrom: txFrom,
txTo: txTo,
}
txsDBFields = append(txsDBFields, dbFields)
}
return updateOrInsertTransfersDBFields(creator, txsDBFields)
}
type transferDBFields struct {
chainID uint64
id common.Hash
blockHash common.Hash
blockNumber *big.Int
timestamp uint64
address common.Address
transaction *types.Transaction
sender common.Address
receipt *types.Receipt
log *types.Log
transferType w_common.Type
baseGasFees string
multiTransactionID MultiTransactionIDType
receiptStatus *uint64
receiptType *uint8
txHash *common.Hash
logIndex *uint
receiptBlockHash *common.Hash
cumulativeGasUsed *uint64
contractAddress *common.Address
gasUsed *uint64
transactionIndex *uint
txType *uint8
txProtected *bool
txGas *uint64
txGasPrice *big.Int
txGasTipCap *big.Int
txGasFeeCap *big.Int
txValue *big.Int
txNonce *uint64
txSize *uint64
tokenAddress *common.Address
tokenID *big.Int
txFrom *common.Address
txTo *common.Address
}
func updateOrInsertTransfersDBFields(creator statementCreator, transfers []transferDBFields) error {
insert, err := creator.Prepare(`INSERT OR REPLACE INTO transfers
(network_id, hash, blk_hash, blk_number, timestamp, address, tx, sender, receipt, log, type, loaded, base_gas_fee, multi_transaction_id,
status, receipt_type, tx_hash, log_index, block_hash, cumulative_gas_used, contract_address, gas_used, tx_index,
tx_type, protected, gas_limit, gas_price_clamped64, gas_tip_cap_clamped64, gas_fee_cap_clamped64, amount_padded128hex, account_nonce, size, token_address, token_id, tx_from_address, tx_to_address)
VALUES
(?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, 1, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)`)
if err != nil {
return err
}
for _, t := range transfers {
txGasPrice := sqlite.BigIntToClampedInt64(t.txGasPrice)
txGasTipCap := sqlite.BigIntToClampedInt64(t.txGasTipCap)
txGasFeeCap := sqlite.BigIntToClampedInt64(t.txGasFeeCap)
txValue := sqlite.BigIntToPadded128BitsStr(t.txValue)
_, err = insert.Exec(t.chainID, t.id, t.blockHash, (*bigint.SQLBigInt)(t.blockNumber), t.timestamp, t.address, &JSONBlob{t.transaction}, t.sender, &JSONBlob{t.receipt}, &JSONBlob{t.log}, t.transferType, t.baseGasFees, t.multiTransactionID,
t.receiptStatus, t.receiptType, t.txHash, t.logIndex, t.receiptBlockHash, t.cumulativeGasUsed, t.contractAddress, t.gasUsed, t.transactionIndex,
t.txType, t.txProtected, t.txGas, txGasPrice, txGasTipCap, txGasFeeCap, txValue, t.txNonce, t.txSize, t.tokenAddress, (*bigint.SQLBigIntBytes)(t.tokenID), t.txFrom, t.txTo)
if err != nil {
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log.Error("can't save transfer", "b-hash", t.blockHash, "b-n", t.blockNumber, "a", t.address, "h", t.id)
return err
}
}
return nil
}
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// markBlocksAsLoaded(tx, address, chainID, blocks)
func markBlocksAsLoaded(chainID uint64, creator statementCreator, address common.Address, blocks []*big.Int) error {
update, err := creator.Prepare("UPDATE blocks SET loaded=? WHERE address=? AND blk_number=? AND network_id=?")
if err != nil {
return err
}
for _, block := range blocks {
_, err := update.Exec(true, address, (*bigint.SQLBigInt)(block), chainID)
if err != nil {
return err
}
}
return nil
}