61 lines
1.7 KiB
Go
61 lines
1.7 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 auto
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import (
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/rpc"
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"github.com/sirupsen/logrus"
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"github.com/vulcanize/tx_spammer/pkg/shared"
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)
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// EthSender sends eth value transfer txs
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type EthSender struct {
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client *rpc.Client
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}
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// NewEthSender returns a new EthSender
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func NewEthSender(config *Config) *EthSender {
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return &EthSender{
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client: config.RpcClient,
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}
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}
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// Send awaits txs off the provided work queue and sends them
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func (s *EthSender) Send(quitChan <-chan bool, txChan <-chan *types.Transaction) (<-chan bool, <-chan error) {
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// err channel returned to calling context
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errChan := make(chan error)
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doneChan := make(chan bool)
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go func() {
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defer close(doneChan)
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counter := 0
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for {
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select {
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case tx := <-txChan:
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counter += 1
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if err := shared.SendTransaction(s.client, tx); err != nil {
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errChan <- err
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}
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case <-quitChan:
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logrus.Infof("quitting Send loop (sent %d)", counter)
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return
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}
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}
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}()
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return doneChan, errChan
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}
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