96 lines
3.1 KiB
Go
96 lines
3.1 KiB
Go
// VulcanizeDB
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// Copyright © 2020 Vulcanize
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package shared
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import (
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"context"
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"math/big"
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"os"
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"github.com/sirupsen/logrus"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/common/hexutil"
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"github.com/ethereum/go-ethereum/core"
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/crypto"
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"github.com/ethereum/go-ethereum/rpc"
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)
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// TxSigner returns the Cancun signer at the provided block height
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func TxSigner(chainID *big.Int) types.Signer {
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return types.NewCancunSigner(chainID)
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}
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// SendTransaction sends a signed tx using the provided client
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func SendTransaction(rpcClient *rpc.Client, tx *types.Transaction) error {
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msg, err := core.TransactionToMessage(tx, TxSigner(tx.ChainId()), big.NewInt(1))
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if err != nil {
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return err
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}
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if nil == tx.To() {
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logrus.WithFields(logrus.Fields{
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"hash": tx.Hash(),
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"from": msg.From,
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"contract": crypto.CreateAddress(msg.From, tx.Nonce()),
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}).Debug("Sending TX to create contract")
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} else {
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fields := logrus.Fields{
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"hash": tx.Hash(),
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"from": msg.From,
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"to": tx.To(),
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"nonce": tx.Nonce(),
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}
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if numblobs := len(tx.BlobHashes()); numblobs > 0 {
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fields["blobs"] = numblobs
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}
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if len(tx.Data()) == 0 {
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fields["value"] = tx.Value()
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logrus.WithFields(fields).Debug("Sending TX to transfer ETH")
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} else {
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logrus.WithFields(fields).Debug("Sending TX to call contract")
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}
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}
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data, err := tx.MarshalBinary()
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if err != nil {
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return err
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}
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return SendRawTransaction(rpcClient, data)
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}
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// SendRawTransaction sends a raw, signed tx using the provided client
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func SendRawTransaction(rpcClient *rpc.Client, raw []byte) error {
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logrus.Debugf("eth_sendRawTransaction: %x... (%d bytes)", raw[:min(10, len(raw))], len(raw))
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return rpcClient.CallContext(context.Background(), nil, "eth_sendRawTransaction", hexutil.Encode(raw))
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}
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// WriteContractAddr appends a contract addr to an out file
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func WriteContractAddr(filePath string, senderAddr common.Address, nonce uint64) (common.Address, error) {
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if filePath == "" {
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filePath = DefaultDeploymentAddrLogPathPrefix + senderAddr.Hex()
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}
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contractAddr := crypto.CreateAddress(senderAddr, nonce)
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f, err := os.OpenFile(filePath, os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644)
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if err != nil {
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return common.Address{}, err
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}
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if _, err := f.WriteString(contractAddr.Hex() + "\n"); err != nil {
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return common.Address{}, err
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}
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return contractAddr, f.Close()
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}
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