63 lines
1.8 KiB
Go
63 lines
1.8 KiB
Go
// VulcanizeDB
|
|
// Copyright © 2020 Vulcanize
|
|
|
|
// This program is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU Affero General Public License as published by
|
|
// the Free Software Foundation, either version 3 of the License, or
|
|
// (at your option) any later version.
|
|
|
|
// This program is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU Affero General Public License for more details.
|
|
|
|
// You should have received a copy of the GNU Affero General Public License
|
|
// along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
package auto
|
|
|
|
import (
|
|
"github.com/ethereum/go-ethereum/core/types"
|
|
"github.com/ethereum/go-ethereum/rpc"
|
|
"github.com/sirupsen/logrus"
|
|
"github.com/vulcanize/tx_spammer/pkg/shared"
|
|
)
|
|
|
|
// EthSender sends eth value transfer txs
|
|
type EthSender struct {
|
|
client *rpc.Client
|
|
}
|
|
|
|
// NewEthSender returns a new EthSender
|
|
func NewEthSender(config *Config) *EthSender {
|
|
return &EthSender{
|
|
client: config.RpcClient,
|
|
}
|
|
}
|
|
|
|
// Send awaits txs off the provided work queue and sends them
|
|
func (s *EthSender) Send(quitChan <-chan bool, txChan <-chan *types.Transaction, sentCh chan *types.Transaction) (<-chan bool, <-chan error) {
|
|
// err channel returned to calling context
|
|
errChan := make(chan error)
|
|
doneChan := make(chan bool)
|
|
go func() {
|
|
defer close(doneChan)
|
|
counter := 0
|
|
for {
|
|
select {
|
|
case tx := <-txChan:
|
|
counter += 1
|
|
if err := shared.SendTransaction(s.client, tx); err != nil {
|
|
errChan <- err
|
|
} else {
|
|
sentCh <- tx
|
|
}
|
|
case <-quitChan:
|
|
logrus.Infof("quitting Send loop (sent %d)", counter)
|
|
return
|
|
}
|
|
}
|
|
}()
|
|
return doneChan, errChan
|
|
}
|