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

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package transfer
import (
"context"
"database/sql"
"errors"
"fmt"
"math/big"
"strings"
"time"
"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/common/hexutil"
"github.com/ethereum/go-ethereum/log"
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"github.com/status-im/status-go/account"
"github.com/status-im/status-go/eth-node/types"
"github.com/status-im/status-go/multiaccounts/accounts"
"github.com/status-im/status-go/params"
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"github.com/status-im/status-go/rpc/chain"
"github.com/status-im/status-go/services/wallet/async"
"github.com/status-im/status-go/services/wallet/bigint"
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"github.com/status-im/status-go/services/wallet/bridge"
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"github.com/status-im/status-go/transactions"
)
type TransactionManager struct {
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db *sql.DB
gethManager *account.GethManager
transactor *transactions.Transactor
config *params.NodeConfig
accountsDB *accounts.Database
}
func NewTransactionManager(db *sql.DB, gethManager *account.GethManager, transactor *transactions.Transactor,
config *params.NodeConfig, accountsDB *accounts.Database) *TransactionManager {
return &TransactionManager{
db: db,
gethManager: gethManager,
transactor: transactor,
config: config,
accountsDB: accountsDB,
}
}
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type MultiTransactionType uint8
// TODO: extend with know types
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const (
MultiTransactionSend = iota
MultiTransactionSwap
MultiTransactionBridge
)
type MultiTransaction struct {
ID uint `json:"id"`
Timestamp uint64 `json:"timestamp"`
FromAddress common.Address `json:"fromAddress"`
ToAddress common.Address `json:"toAddress"`
FromAsset string `json:"fromAsset"`
ToAsset string `json:"toAsset"`
FromAmount *hexutil.Big `json:"fromAmount"`
Type MultiTransactionType `json:"type"`
}
type MultiTransactionResult struct {
ID int64 `json:"id"`
Hashes map[uint64][]types.Hash `json:"hashes"`
}
type PendingTrxType string
const (
RegisterENS PendingTrxType = "RegisterENS"
ReleaseENS PendingTrxType = "ReleaseENS"
SetPubKey PendingTrxType = "SetPubKey"
BuyStickerPack PendingTrxType = "BuyStickerPack"
WalletTransfer PendingTrxType = "WalletTransfer"
CollectibleDeployment PendingTrxType = "CollectibleDeployment"
CollectibleAirdrop PendingTrxType = "CollectibleAirdrop"
)
type PendingTransaction struct {
Hash common.Hash `json:"hash"`
Timestamp uint64 `json:"timestamp"`
Value bigint.BigInt `json:"value"`
From common.Address `json:"from"`
To common.Address `json:"to"`
Data string `json:"data"`
Symbol string `json:"symbol"`
GasPrice bigint.BigInt `json:"gasPrice"`
GasLimit bigint.BigInt `json:"gasLimit"`
Type PendingTrxType `json:"type"`
AdditionalData string `json:"additionalData"`
ChainID uint64 `json:"network_id"`
MultiTransactionID MultiTransactionIDType `json:"multi_transaction_id"`
}
type TransactionIdentity struct {
ChainID uint64 `json:"chainId"`
Hash common.Hash `json:"hash"`
Address common.Address `json:"address"`
}
const selectFromPending = `SELECT hash, timestamp, value, from_address, to_address, data,
symbol, gas_price, gas_limit, type, additional_data,
network_id, COALESCE(multi_transaction_id, 0)
FROM pending_transactions
`
func rowsToTransactions(rows *sql.Rows) (transactions []*PendingTransaction, err error) {
for rows.Next() {
transaction := &PendingTransaction{
Value: bigint.BigInt{Int: new(big.Int)},
GasPrice: bigint.BigInt{Int: new(big.Int)},
GasLimit: bigint.BigInt{Int: new(big.Int)},
}
err := rows.Scan(&transaction.Hash,
&transaction.Timestamp,
(*bigint.SQLBigIntBytes)(transaction.Value.Int),
&transaction.From,
&transaction.To,
&transaction.Data,
&transaction.Symbol,
(*bigint.SQLBigIntBytes)(transaction.GasPrice.Int),
(*bigint.SQLBigIntBytes)(transaction.GasLimit.Int),
&transaction.Type,
&transaction.AdditionalData,
&transaction.ChainID,
&transaction.MultiTransactionID,
)
if err != nil {
return nil, err
}
transactions = append(transactions, transaction)
}
return transactions, nil
}
func (tm *TransactionManager) GetAllPending(chainIDs []uint64) ([]*PendingTransaction, error) {
if len(chainIDs) == 0 {
return nil, errors.New("at least 1 chainID is required")
}
inVector := strings.Repeat("?, ", len(chainIDs)-1) + "?"
var parameters []interface{}
for _, c := range chainIDs {
parameters = append(parameters, c)
}
rows, err := tm.db.Query(fmt.Sprintf(selectFromPending+"WHERE network_id in (%s)", inVector), parameters...)
if err != nil {
return nil, err
}
defer rows.Close()
return rowsToTransactions(rows)
}
func (tm *TransactionManager) GetPendingByAddress(chainIDs []uint64, address common.Address) ([]*PendingTransaction, error) {
if len(chainIDs) == 0 {
return nil, errors.New("at least 1 chainID is required")
}
inVector := strings.Repeat("?, ", len(chainIDs)-1) + "?"
var parameters []interface{}
for _, c := range chainIDs {
parameters = append(parameters, c)
}
parameters = append(parameters, address)
rows, err := tm.db.Query(fmt.Sprintf(selectFromPending+"WHERE network_id in (%s) AND from_address = ?", inVector), parameters...)
if err != nil {
return nil, err
}
defer rows.Close()
return rowsToTransactions(rows)
}
// GetPendingEntry returns sql.ErrNoRows if no pending transaction is found for the given identity
// TODO: consider using address also in case we expect to have also for the receiver
func (tm *TransactionManager) GetPendingEntry(chainID uint64, hash common.Hash) (*PendingTransaction, error) {
row := tm.db.QueryRow(`SELECT timestamp, value, from_address, to_address, data,
symbol, gas_price, gas_limit, type, additional_data,
network_id, COALESCE(multi_transaction_id, 0)
FROM pending_transactions
WHERE network_id = ? AND hash = ?`, chainID, hash)
transaction := &PendingTransaction{
Hash: hash,
Value: bigint.BigInt{Int: new(big.Int)},
GasPrice: bigint.BigInt{Int: new(big.Int)},
GasLimit: bigint.BigInt{Int: new(big.Int)},
ChainID: chainID,
}
err := row.Scan(
&transaction.Timestamp,
(*bigint.SQLBigIntBytes)(transaction.Value.Int),
&transaction.From,
&transaction.To,
&transaction.Data,
&transaction.Symbol,
(*bigint.SQLBigIntBytes)(transaction.GasPrice.Int),
(*bigint.SQLBigIntBytes)(transaction.GasLimit.Int),
&transaction.Type,
&transaction.AdditionalData,
&transaction.ChainID,
&transaction.MultiTransactionID,
)
if err != nil {
return nil, err
}
return transaction, nil
}
func (tm *TransactionManager) AddPending(transaction PendingTransaction) error {
insert, err := tm.db.Prepare(`INSERT OR REPLACE INTO pending_transactions
(network_id, hash, timestamp, value, from_address, to_address,
data, symbol, gas_price, gas_limit, type, additional_data, multi_transaction_id)
VALUES
(?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)`)
if err != nil {
return err
}
_, err = insert.Exec(
transaction.ChainID,
transaction.Hash,
transaction.Timestamp,
(*bigint.SQLBigIntBytes)(transaction.Value.Int),
transaction.From,
transaction.To,
transaction.Data,
transaction.Symbol,
(*bigint.SQLBigIntBytes)(transaction.GasPrice.Int),
(*bigint.SQLBigIntBytes)(transaction.GasLimit.Int),
transaction.Type,
transaction.AdditionalData,
transaction.MultiTransactionID,
)
return err
}
func (tm *TransactionManager) DeletePending(chainID uint64, hash common.Hash) error {
_, err := tm.db.Exec(`DELETE FROM pending_transactions WHERE network_id = ? AND hash = ?`, chainID, hash)
return err
}
func (tm *TransactionManager) Watch(ctx context.Context, transactionHash common.Hash, client *chain.ClientWithFallback) error {
watchTxCommand := &watchTransactionCommand{
hash: transactionHash,
client: client,
}
commandContext, cancel := context.WithTimeout(ctx, 10*time.Minute)
defer cancel()
return watchTxCommand.Command()(commandContext)
}
const multiTransactionColumns = "from_address, from_asset, from_amount, to_address, to_asset, type, timestamp"
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func insertMultiTransaction(db *sql.DB, multiTransaction *MultiTransaction) (MultiTransactionIDType, error) {
insert, err := db.Prepare(fmt.Sprintf(`INSERT OR REPLACE INTO multi_transactions (%s)
VALUES(?, ?, ?, ?, ?, ?, ?)`, multiTransactionColumns))
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if err != nil {
return 0, err
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}
result, err := insert.Exec(
multiTransaction.FromAddress,
multiTransaction.FromAsset,
multiTransaction.FromAmount.String(),
multiTransaction.ToAddress,
multiTransaction.ToAsset,
multiTransaction.Type,
time.Now().Unix(),
)
if err != nil {
return 0, err
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}
defer insert.Close()
multiTransactionID, err := result.LastInsertId()
return MultiTransactionIDType(multiTransactionID), err
}
func (tm *TransactionManager) CreateMultiTransaction(ctx context.Context, multiTransaction *MultiTransaction, data []*bridge.TransactionBridge, bridges map[string]bridge.Bridge, password string) (*MultiTransactionResult, error) {
selectedAccount, err := tm.getVerifiedWalletAccount(multiTransaction.FromAddress.Hex(), password)
if err != nil {
return nil, err
}
multiTransactionID, err := insertMultiTransaction(tm.db, multiTransaction)
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if err != nil {
return nil, err
}
hashes := make(map[uint64][]types.Hash)
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for _, tx := range data {
hash, err := bridges[tx.BridgeName].Send(tx, selectedAccount)
if err != nil {
return nil, err
}
pendingTransaction := PendingTransaction{
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Hash: common.Hash(hash),
Timestamp: uint64(time.Now().Unix()),
Value: bigint.BigInt{Int: multiTransaction.FromAmount.ToInt()},
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From: common.Address(tx.From()),
To: common.Address(tx.To()),
Data: tx.Data().String(),
Type: WalletTransfer,
ChainID: tx.ChainID,
MultiTransactionID: multiTransactionID,
Symbol: multiTransaction.FromAsset,
}
err = tm.AddPending(pendingTransaction)
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if err != nil {
return nil, err
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}
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hashes[tx.ChainID] = append(hashes[tx.ChainID], hash)
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}
return &MultiTransactionResult{
ID: int64(multiTransactionID),
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Hashes: hashes,
}, nil
}
func (tm *TransactionManager) GetMultiTransactions(ctx context.Context, ids []MultiTransactionIDType) ([]*MultiTransaction, error) {
placeholders := make([]string, len(ids))
args := make([]interface{}, len(ids))
for i, v := range ids {
placeholders[i] = "?"
args[i] = v
}
stmt, err := tm.db.Prepare(fmt.Sprintf(`SELECT rowid, %s
FROM multi_transactions
WHERE rowid in (%s)`,
multiTransactionColumns,
strings.Join(placeholders, ",")))
if err != nil {
return nil, err
}
defer stmt.Close()
rows, err := stmt.Query(args...)
if err != nil {
return nil, err
}
defer rows.Close()
var multiTransactions []*MultiTransaction
for rows.Next() {
multiTransaction := &MultiTransaction{}
var fromAmount string
err := rows.Scan(
&multiTransaction.ID,
&multiTransaction.FromAddress,
&multiTransaction.FromAsset,
&fromAmount,
&multiTransaction.ToAddress,
&multiTransaction.ToAsset,
&multiTransaction.Type,
&multiTransaction.Timestamp,
)
if err != nil {
return nil, err
}
multiTransaction.FromAmount = new(hexutil.Big)
_, ok := (*big.Int)(multiTransaction.FromAmount).SetString(fromAmount, 0)
if !ok {
return nil, errors.New("failed to convert fromAmount to big.Int: " + fromAmount)
}
multiTransactions = append(multiTransactions, multiTransaction)
}
return multiTransactions, nil
}
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func (tm *TransactionManager) getVerifiedWalletAccount(address, password string) (*account.SelectedExtKey, error) {
exists, err := tm.accountsDB.AddressExists(types.HexToAddress(address))
if err != nil {
log.Error("failed to query db for a given address", "address", address, "error", err)
return nil, err
}
if !exists {
log.Error("failed to get a selected account", "err", transactions.ErrInvalidTxSender)
return nil, transactions.ErrAccountDoesntExist
}
key, err := tm.gethManager.VerifyAccountPassword(tm.config.KeyStoreDir, address, password)
if err != nil {
log.Error("failed to verify account", "account", address, "error", err)
return nil, err
}
return &account.SelectedExtKey{
Address: key.Address,
AccountKey: key,
}, nil
}
type watchTransactionCommand struct {
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client *chain.ClientWithFallback
hash common.Hash
}
func (c *watchTransactionCommand) Command() async.Command {
return async.FiniteCommand{
Interval: 10 * time.Second,
Runable: c.Run,
}.Run
}
func (c *watchTransactionCommand) Run(ctx context.Context) error {
requestContext, cancel := context.WithTimeout(ctx, 10*time.Second)
defer cancel()
_, isPending, err := c.client.TransactionByHash(requestContext, c.hash)
if err != nil {
log.Error("Watching transaction error", "error", err)
return err
}
if isPending {
return errors.New("transaction is pending")
}
return nil
}