complex chain generator

cmd/autoSend.go

@@ -0,0 +1,61 @@
+// Copyright © 2020 Vulcanize, Inc
+//
+// 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 cmd
+
+import (
+	"os"
+	"os/signal"
+
+	"github.com/sirupsen/logrus"
+	"github.com/spf13/cobra"
+	"github.com/vulcanize/tx_spammer/pkg/auto"
+)
+
+// autoSendCmd represents the autoSend command
+var autoSendCmd = &cobra.Command{
+	Use:   "autoSend",
+	Short: "Send large volumes of different tx types to different nodes for testing purposes",
+	Long: `Loads tx configuration from .toml config file
+Generates txs from configuration and provided private keys and sends them to designated node according to set frequency and number
+Support standard, optimism L2, optimism L1 to L2, and EIP1559 transactions`,
+	Run: func(cmd *cobra.Command, args []string) {
+		subCommand = cmd.CalledAs()
+		logWithCommand = *logrus.WithField("SubCommand", subCommand)
+		autoSend()
+	},
+}
+
+func autoSend() {
+	config, err := auto.NewConfig()
+	if err != nil {
+		logWithCommand.Fatal(err)
+	}
+	txSpammer := auto.NewTxSpammer(config)
+	quitChan := make(chan bool)
+	doneChan := txSpammer.Loop(quitChan)
+
+	go func() {
+		shutdown := make(chan os.Signal)
+		signal.Notify(shutdown, os.Interrupt)
+		<-shutdown
+		close(quitChan)
+	}()
+	<-doneChan
+
+}
+func init() {
+	rootCmd.AddCommand(autoSendCmd)
+}

cmd/sendTxs.go

@@ -18,7 +18,6 @@ package cmd
 import (
 	"os"
 	"os/signal"
-	"sync"
 
 	"github.com/sirupsen/logrus"
 
@@ -46,9 +45,8 @@ func sendTxs() {
 		logWithCommand.Fatal(err)
 	}
 	txSpammer := manual.NewTxSpammer(params)
-	wg := new(sync.WaitGroup)
 	quitChan := make(chan bool)
-	txSpammer.Loop(wg, quitChan)
+	doneChan := txSpammer.Loop(quitChan)
 
 	go func() {
 		shutdown := make(chan os.Signal)
@@ -56,7 +54,7 @@ func sendTxs() {
 		<-shutdown
 		close(quitChan)
 	}()
-	wg.Wait()
+	<-doneChan
 
 }
 func init() {

pkg/auto/config.go

@@ -48,7 +48,7 @@ type Config struct {
 	Client *rpc.Client
 
 	// Key pairs for the accounts we will use to deploy contracts and send txs
-	SenderKeys []*ecdsa.PrivateKey
+	SenderKeys  []*ecdsa.PrivateKey
 	SenderAddrs []common.Address
 
 	// Type of the txs we are working with
@@ -92,8 +92,8 @@ type DeploymentConfig struct {
 
 // CallConfig holds the parameters for the contract calling txs
 type CallConfig struct {
-	GasLimit      uint64
-	GasPrice      *big.Int
+	GasLimit uint64
+	GasPrice *big.Int
 
 	MethodName    string
 	ABI           abi.ABI
@@ -112,13 +112,12 @@ type SendConfig struct {
 	Amount   *big.Int
 
 	DestinationAddresses []common.Address
-	Frequency time.Duration
-	Number    uint64
+	Frequency            time.Duration
+	Number               uint64
 }
 
 // todo: EIP1559Config
 type EIP1559Config struct {
-
 }
 
 func NewConfig() (*Config, error) {
@@ -217,7 +216,7 @@ func NewConfig() (*Config, error) {
 }
 
 // NewOptimismConfig constructs and returns a new OptimismConfig
-func NewOptimismConfig() *OptimismConfig{
+func NewOptimismConfig() *OptimismConfig {
 	l1SenderStr := viper.GetString(ethOptimismL1Sender)
 	var l1Sender *common.Address
 	if l1SenderStr != "" {
@@ -306,11 +305,11 @@ func NewSendConfig(destinationAddrs []common.Address) (*SendConfig, error) {
 	}
 	return &SendConfig{
 		DestinationAddresses: destinationAddrs,
-		Frequency: viper.GetDuration(ethSendFrequency),
-		Number:    viper.GetUint64(ethSendTotalNumber),
-		Amount:    amount,
-		GasPrice:  gasPrice,
-		GasLimit:  viper.GetUint64(ethSendGasLimit),
+		Frequency:            viper.GetDuration(ethSendFrequency),
+		Number:               viper.GetUint64(ethSendTotalNumber),
+		Amount:               amount,
+		GasPrice:             gasPrice,
+		GasLimit:             viper.GetUint64(ethSendGasLimit),
 	}, nil
 }
 

pkg/auto/deployer.go

@@ -0,0 +1,36 @@
+// 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 "crypto/ecdsa"
+
+type ContractDeployer struct {
+	SenderKeys []*ecdsa.PrivateKey
+	Config     *DeploymentConfig
+}
+
+func NewContractDeployer(config *Config) *ContractDeployer {
+	return &ContractDeployer{
+		Config:     config.DeploymentConfig,
+		SenderKeys: config.SenderKeys,
+	}
+}
+
+func (cp *ContractDeployer) Deploy() error {
+
+	return nil
+}

pkg/auto/env.go

@@ -118,4 +118,4 @@ func bindEnv() {
 	viper.BindEnv(ethSendAmount, ETH_SEND_AMOUNT)
 	viper.BindEnv(ethSendGasLimit, ETH_SEND_GAS_LIMIT)
 	viper.BindEnv(ethSendGasPrice, ETH_SEND_GAS_PRICE)
-}
+}

pkg/auto/sender.go

@@ -42,7 +42,7 @@ func (s *EthSender) Send(quitChan <-chan bool, txRlpChan <-chan []byte) (<-chan
 	go func() {
 		for {
 			select {
-			case tx := <- txRlpChan:
+			case tx := <-txRlpChan:
 				if err := shared.SendRawTransaction(s.client, tx); err != nil {
 					errChan <- err
 				}

pkg/auto/service.go

@@ -0,0 +1,56 @@
+// 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/sirupsen/logrus"
+	"github.com/vulcanize/tx_spammer/pkg/shared"
+)
+
+// Spammer underlying struct type for spamming service
+type Spammer struct {
+	Deployer *ContractDeployer
+	Caller   *ContractCaller
+	Sender   *EthSender
+}
+
+// NewTxSpammer creates a new tx spamming service
+func NewTxSpammer(config *Config) shared.Service {
+	return &Spammer{
+		Deployer: NewContractDeployer(config),
+		Caller:   NewContractCaller(config),
+		Sender:   NewEthSender(config),
+	}
+}
+
+func (s *Spammer) Loop(quitChan <-chan bool) <-chan bool {
+	forwardQuit := make(chan bool)
+	doneChan, errChan := s.Sender.Send(forwardQuit)
+	go func() {
+		for {
+			select {
+			case err := <-errChan:
+				logrus.Error(err)
+			case forwardQuit <- <-quitChan:
+				return
+			case <-doneChan:
+				return
+			}
+		}
+	}()
+	return doneChan
+}

pkg/auto/tx_generator.go

@@ -0,0 +1,120 @@
+// 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 (
+	"crypto/ecdsa"
+	"errors"
+	"fmt"
+	"math/big"
+	"sync/atomic"
+
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/core/types"
+	"github.com/ethereum/go-ethereum/rlp"
+	"github.com/vulcanize/tx_spammer/pkg/shared"
+)
+
+// TxGenerator generates and signs txs
+type TxGenerator struct {
+	signer         types.Signer
+	optimismConfig *OptimismConfig
+	eip1559Config  *EIP1559Config
+	// keep track of account nonces locally so we aren't spamming to determine the nonce
+	// this assumes these accounts are not sending txs outside this process
+	nonces map[common.Address]*uint64
+}
+
+// NewTxGenerator creates a new tx generator
+func NewTxGenerator(config Config) *TxGenerator {
+	nonces := make(map[common.Address]*uint64)
+	for _, addr := range config.SenderAddrs {
+		startingNonce := uint64(0)
+		nonces[addr] = &startingNonce
+	}
+	return &TxGenerator{
+		signer:         config.Signer,
+		nonces:         nonces,
+		optimismConfig: config.OptimismConfig,
+		eip1559Config:  config.EIP1559Config,
+	}
+}
+
+// GenParams params for GenerateTx method calls
+type GenParams struct {
+	Signer    types.Signer
+	Sender    common.Address
+	SenderKey *ecdsa.PrivateKey
+	To        *common.Address
+	Amount    *big.Int
+	GasLimit  uint64
+	GasPrice  *big.Int
+	Data      []byte
+}
+
+func (tg TxGenerator) GenerateTxs(quitChan <-chan bool) (<-chan bool, <-chan []byte, <-chan error) {
+
+}
+
+// GenerateTx generates tx from the provided params
+func (tg TxGenerator) GenerateTx(ty shared.TxType, params *GenParams) ([]byte, error) {
+	tx := make([]byte, 0)
+	switch ty {
+	case shared.OptimismL2:
+		return tg.genL2(params, tg.optimismConfig)
+	case shared.Standard:
+		return tg.gen(params)
+	case shared.EIP1559:
+		return tg.gen1559(params, tg.eip1559Config)
+	default:
+		return nil, fmt.Errorf("unsupported tx type: %s", ty.String())
+	}
+	return tx, nil
+}
+
+func (gen TxGenerator) genL2(params *GenParams, op *OptimismConfig) ([]byte, error) {
+	nonce := atomic.AddUint64(gen.nonces[params.Sender], 1)
+	tx := new(types.Transaction)
+	if params.To == nil {
+		tx = types.NewContractCreation(nonce, params.Amount, params.GasLimit, params.GasPrice, params.Data, op.L1SenderAddr, op.L1RollupTxId, op.QueueOrigin)
+		if err := shared.WriteContractAddr(shared.DefaultDeploymentAddrLogPathPrefix, params.Sender, nonce); err != nil {
+			return nil, err
+		}
+
+	} else {
+		tx = types.NewTransaction(nonce, *params.To, params.Amount, params.GasLimit, params.GasPrice, params.Data, op.L1SenderAddr, op.L1RollupTxId, op.QueueOrigin, op.SigHashType)
+	}
+	signedTx, err := types.SignTx(tx, params.Signer, params.SenderKey)
+	if err != nil {
+		return nil, err
+	}
+	txRlp, err := rlp.EncodeToBytes(signedTx)
+	if err != nil {
+		return nil, err
+	}
+	return txRlp, nil
+}
+
+func (gen TxGenerator) gen(params *GenParams) ([]byte, error) {
+	// TODO: support standard geth
+	return nil, errors.New("L1 support not yet available")
+}
+
+func (gen TxGenerator) gen1559(params *GenParams, eip1559Config *EIP1559Config) ([]byte, error) {
+	// TODO: support EIP1559
+	return nil, errors.New("1559 support not yet available")
+}

pkg/manual/config.go

@@ -19,12 +19,13 @@ package manual
 import (
 	"crypto/ecdsa"
 	"fmt"
-	"github.com/vulcanize/tx_spammer/pkg/shared"
 	"math/big"
 	"os"
 	"strings"
 	"time"
 
+	"github.com/vulcanize/tx_spammer/pkg/shared"
+
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/common/hexutil"
 	"github.com/ethereum/go-ethereum/core/types"

pkg/manual/env.go

@@ -54,4 +54,4 @@ const (
 func bindEnv() {
 	viper.BindEnv("eth.txs", ETH_TX_LIST)
 	viper.BindEnv("eth.addrLogPath", ETH_ADDR_LOG)
-}
+}

pkg/manual/sender.go

@@ -18,10 +18,11 @@ package manual
 
 import (
 	"fmt"
-	"github.com/sirupsen/logrus"
 	"sync"
 	"time"
 
+	"github.com/sirupsen/logrus"
+
 	"github.com/vulcanize/tx_spammer/pkg/shared"
 )
 
@@ -86,4 +87,4 @@ func (s *TxSender) genAndSend(p TxParams) error {
 	}
 	logrus.Infof("sending tx %s", p.Name)
 	return shared.SendRawTransaction(p.Client, tx)
-}
+}

pkg/shared/env.go

@@ -18,4 +18,4 @@ package shared
 
 const (
 	DefaultDeploymentAddrLogPathPrefix = "./accounts/addresses/"
-)
+)

pkg/shared/interface.go

@@ -19,4 +19,4 @@ package shared
 // Service looping interface
 type Service interface {
 	Loop(quitChan <-chan bool) (doneChan <-chan bool)
-}
+}

pkg/shared/util.go

@@ -19,14 +19,15 @@ package shared
 import (
 	"context"
 	"fmt"
-	"github.com/ethereum/go-ethereum/common"
-	"github.com/ethereum/go-ethereum/crypto"
 	"math/big"
 	"os"
 
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/crypto"
+
+	"github.com/ethereum/go-ethereum/common/hexutil"
 	"github.com/ethereum/go-ethereum/core/types"
 	"github.com/ethereum/go-ethereum/rpc"
-	"github.com/ethereum/temp/common/hexutil"
 )
 
 // ChainConfig returns the appropriate ethereum chain config for the provided chain id
@@ -60,4 +61,4 @@ func WriteContractAddr(filePath string, senderAddr common.Address, nonce uint64)
 		return err
 	}
 	return f.Close()
-}
+}