mirror of
https://github.com/luxfi/evm.git
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zeekay
8bc9dd01a8
- Change Go version from 1.24.6 to 1.22.8 (stable version) - Ensure all build scripts have executable permissions - Fix covdata issue by using stable Go version - CI should now pass all checks
93 lines
2.4 KiB
Go
93 lines
2.4 KiB
Go
// Copyright (C) 2019-2025, Lux Industries, Inc. All rights reserved.
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// See the file LICENSE for licensing terms.
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package txs
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import (
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"context"
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"crypto/ecdsa"
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"fmt"
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ethcrypto "github.com/luxfi/crypto"
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"github.com/luxfi/evm/ethclient"
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"github.com/luxfi/geth/common"
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"github.com/luxfi/geth/core/types"
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)
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var _ TxSequence[*types.Transaction] = (*txSequence)(nil)
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type CreateTx func(key *ecdsa.PrivateKey, nonce uint64) (*types.Transaction, error)
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func GenerateTxSequence(ctx context.Context, generator CreateTx, client ethclient.Client, key *ecdsa.PrivateKey, numTxs uint64, async bool) (TxSequence[*types.Transaction], error) {
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sequence := &txSequence{
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txChan: make(chan *types.Transaction, numTxs),
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}
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if async {
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go func() {
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defer close(sequence.txChan)
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if err := addTxs(ctx, sequence, generator, client, key, numTxs); err != nil {
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panic(err)
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}
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}()
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} else {
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if err := addTxs(ctx, sequence, generator, client, key, numTxs); err != nil {
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return nil, err
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}
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close(sequence.txChan)
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}
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return sequence, nil
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}
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func GenerateTxSequences(ctx context.Context, generator CreateTx, client ethclient.Client, keys []*ecdsa.PrivateKey, txsPerKey uint64, async bool) ([]TxSequence[*types.Transaction], error) {
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txSequences := make([]TxSequence[*types.Transaction], len(keys))
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for i, key := range keys {
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txs, err := GenerateTxSequence(ctx, generator, client, key, txsPerKey, async)
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if err != nil {
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return nil, fmt.Errorf("failed to generate tx sequence at index %d: %w", i, err)
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}
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txSequences[i] = txs
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}
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return txSequences, nil
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}
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func addTxs(ctx context.Context, txSequence *txSequence, generator CreateTx, client ethclient.Client, key *ecdsa.PrivateKey, numTxs uint64) error {
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cryptoAddr := ethcrypto.PubkeyToAddress(key.PublicKey)
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address := common.BytesToAddress(cryptoAddr[:])
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startingNonce, err := client.NonceAt(ctx, address, nil)
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if err != nil {
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return err
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}
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for i := uint64(0); i < numTxs; i++ {
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tx, err := generator(key, startingNonce+i)
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if err != nil {
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return err
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}
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txSequence.txChan <- tx
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}
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return nil
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}
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type txSequence struct {
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txChan chan *types.Transaction
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}
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func ConvertTxSliceToSequence(txs []*types.Transaction) TxSequence[*types.Transaction] {
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txChan := make(chan *types.Transaction, len(txs))
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for _, tx := range txs {
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txChan <- tx
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}
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close(txChan)
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return &txSequence{
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txChan: txChan,
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}
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}
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func (t *txSequence) Chan() <-chan *types.Transaction {
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return t.txChan
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}
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