feat(geth): add ethereum support for the geth binary (#1230)

Co-authored-by: Andrew Gouin <andrew@gouin.io>

chain/ethereum/foundry/anvil_chain.go

@@ -0,0 +1,228 @@
+package foundry
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"os"
+	"path"
+	"path/filepath"
+	"strings"
+	"sync"
+
+	"github.com/docker/docker/api/types/mount"
+	"github.com/ethereum/go-ethereum/common/hexutil"
+	"github.com/strangelove-ventures/interchaintest/v8/chain/ethereum"
+	"github.com/strangelove-ventures/interchaintest/v8/ibc"
+	"go.uber.org/zap"
+)
+
+var _ ibc.Chain = &AnvilChain{}
+
+type AnvilChain struct {
+	*ethereum.EthereumChain
+
+	keystoreMap map[string]*NodeWallet
+}
+
+func NewAnvilChain(testName string, chainConfig ibc.ChainConfig, log *zap.Logger) *AnvilChain {
+	return &AnvilChain{
+		EthereumChain: ethereum.NewEthereumChain(testName, chainConfig, log),
+		keystoreMap:   make(map[string]*NodeWallet),
+	}
+}
+
+func (c *AnvilChain) KeystoreDir() string {
+	return path.Join(c.HomeDir(), ".foundry", "keystores")
+}
+
+func (c *AnvilChain) Start(testName string, ctx context.Context, additionalGenesisWallets ...ibc.WalletAmount) error {
+	cmd := []string{c.Config().Bin,
+		"--host", "0.0.0.0", // Anyone can call
+		"--no-cors",
+		"--gas-price", c.Config().GasPrices,
+	}
+
+	cmd = append(cmd, c.Config().AdditionalStartArgs...)
+
+	var mounts []mount.Mount
+	if loadState, ok := c.Config().ConfigFileOverrides["--load-state"].(string); ok {
+		pwd, err := os.Getwd()
+		if err != nil {
+			return err
+		}
+		localJsonFile := filepath.Join(pwd, loadState)
+		dockerJsonFile := path.Join(c.HomeDir(), path.Base(loadState))
+		mounts = []mount.Mount{
+			{
+				Type:   mount.TypeBind,
+				Source: localJsonFile,
+				Target: dockerJsonFile,
+			},
+		}
+		cmd = append(cmd, "--load-state", dockerJsonFile)
+	}
+
+	return c.EthereumChain.Start(ctx, cmd, mounts)
+}
+
+type NewWalletOutput struct {
+	Address string `json:"address"`
+	Path    string `json:"path"`
+}
+
+func (c *AnvilChain) MakeKeystoreDir(ctx context.Context) error {
+	cmd := []string{"mkdir", "-p", c.KeystoreDir()}
+	_, _, err := c.Exec(ctx, cmd, nil)
+	return err
+}
+
+func (c *AnvilChain) CreateKey(ctx context.Context, keyName string) error {
+	err := c.MakeKeystoreDir(ctx) // Ensure keystore directory is created
+	if err != nil {
+		return err
+	}
+
+	_, ok := c.keystoreMap[keyName]
+	if ok {
+		return fmt.Errorf("keyname (%s) already used", keyName)
+	}
+
+	cmd := []string{"cast", "wallet", "new", c.KeystoreDir(), "--unsafe-password", "", "--json"}
+	stdout, _, err := c.Exec(ctx, cmd, nil)
+	if err != nil {
+		return err
+	}
+
+	newWallet := []NewWalletOutput{}
+	err = json.Unmarshal(stdout, &newWallet)
+	if err != nil {
+		return err
+	}
+
+	c.keystoreMap[keyName] = &NodeWallet{
+		keystore: newWallet[0].Path,
+	}
+
+	return nil
+}
+
+func (c *AnvilChain) RecoverKey(ctx context.Context, keyName, mnemonic string) error {
+	err := c.MakeKeystoreDir(ctx) // Ensure keystore directory is created
+	if err != nil {
+		return err
+	}
+
+	cmd := []string{"cast", "wallet", "import", keyName, "--keystore-dir", c.KeystoreDir(), "--mnemonic", mnemonic, "--unsafe-password", ""}
+	_, _, err = c.Exec(ctx, cmd, nil)
+	if err != nil {
+		return err
+	}
+
+	// This is needed for CreateKey() since that keystore path does not use the keyname
+	c.keystoreMap[keyName] = &NodeWallet{
+		keystore: path.Join(c.KeystoreDir(), keyName),
+	}
+
+	return nil
+}
+
+// Get address of account, cast to a string to use
+func (c *AnvilChain) GetAddress(ctx context.Context, keyName string) ([]byte, error) {
+	account, ok := c.keystoreMap[keyName]
+	if !ok {
+		return nil, fmt.Errorf("keyname (%s) not found", keyName)
+	}
+
+	if account.address != "" {
+		return hexutil.MustDecode(account.address), nil
+	}
+
+	cmd := []string{"cast", "wallet", "address", "--keystore", account.keystore, "--password", ""}
+	stdout, _, err := c.Exec(ctx, cmd, nil)
+	if err != nil {
+		return nil, err
+	}
+
+	addr := strings.TrimSpace(string(stdout))
+	account.address = addr
+	return hexutil.MustDecode(addr), nil
+}
+
+func (c *AnvilChain) SendFunds(ctx context.Context, keyName string, amount ibc.WalletAmount) error {
+	_, err := c.SendFundsWithNote(ctx, keyName, amount, "")
+	return err
+}
+
+type TransactionReceipt struct {
+	TxHash string `json:"transactionHash"`
+}
+
+func (c *AnvilChain) SendFundsWithNote(ctx context.Context, keyName string, amount ibc.WalletAmount, note string) (string, error) {
+	var cmd []string
+	if len(note) > 0 {
+		cmd = []string{"cast", "send", amount.Address, hexutil.Encode([]byte(note)), "--value", amount.Amount.String(), "--json"}
+	} else {
+		cmd = []string{"cast", "send", amount.Address, "--value", amount.Amount.String(), "--json"}
+	}
+
+	account, ok := c.keystoreMap[keyName]
+	if !ok {
+		return "", fmt.Errorf("keyname (%s) not found", keyName)
+	}
+	cmd = append(cmd,
+		"--keystore", account.keystore,
+		"--password", "",
+		"--rpc-url", c.GetRPCAddress(),
+	)
+
+	account.txLock.Lock()
+	defer account.txLock.Unlock()
+	stdout, _, err := c.Exec(ctx, cmd, nil)
+	if err != nil {
+		return "", fmt.Errorf("send funds, exec, %w", err)
+	}
+
+	var txReceipt TransactionReceipt
+	if err = json.Unmarshal([]byte(strings.TrimSpace(string(stdout))), &txReceipt); err != nil {
+		return "", fmt.Errorf("tx receipt unmarshal:\n %s\nerror: %w", string(stdout), err)
+	}
+
+	return txReceipt.TxHash, nil
+}
+
+func (c *AnvilChain) BuildWallet(ctx context.Context, keyName string, mnemonic string) (ibc.Wallet, error) {
+	if mnemonic != "" {
+		err := c.RecoverKey(ctx, keyName, mnemonic)
+		if err != nil {
+			return nil, err
+		}
+	} else {
+		// Use the genesis account
+		if keyName == "faucet" {
+			mnemonic = "test test test test test test test test test test test junk"
+			err := c.RecoverKey(ctx, keyName, mnemonic)
+			if err != nil {
+				return nil, err
+			}
+		} else {
+			// Create new account
+			err := c.CreateKey(ctx, keyName)
+			if err != nil {
+				return nil, err
+			}
+		}
+	}
+
+	address, err := c.GetAddress(ctx, keyName)
+	if err != nil {
+		return nil, err
+	}
+	return ethereum.NewWallet(keyName, address, mnemonic), nil
+}
+
+type NodeWallet struct {
+	address  string
+	keystore string
+	txLock   sync.Mutex
+}

chain/ethereum/foundry/default_configs.go

@@ -0,0 +1,36 @@
+package foundry
+
+import (
+	"github.com/strangelove-ventures/interchaintest/v8/ibc"
+)
+
+func DefaultEthereumAnvilChainConfig(
+	name string,
+) ibc.ChainConfig {
+	return ibc.ChainConfig{
+		Type:           "ethereum",
+		Name:           name,
+		ChainID:        "31337", // default anvil chain-id
+		Bech32Prefix:   "n/a",
+		CoinType:       "60",
+		Denom:          "wei",
+		GasPrices:      "20000000000", // 20 gwei
+		GasAdjustment:  0,
+		TrustingPeriod: "0",
+		NoHostMount:    false,
+		Images: []ibc.DockerImage{
+			{
+				Repository: "ghcr.io/foundry-rs/foundry",
+				Version:    "latest",
+				UidGid:     "1000:1000",
+			},
+		},
+		Bin: "anvil",
+		AdditionalStartArgs: []string{
+			"--block-time", "2", // 2 second block times
+			"--accounts", "10", // We current only use the first account for the faucet, but tests may expect the default
+			"--balance", "10000000", // Genesis accounts loaded with 10mil ether, change as needed
+			"--block-base-fee-per-gas", "0",
+		},
+	}
+}

chain/ethereum/forge.go → chain/ethereum/foundry/forge.go

@@ -1,7 +1,8 @@
-package ethereum
+package foundry
 
 import (
 	"context"
+	"fmt"
 	"os"
 	"path"
 	"path/filepath"
@@ -21,19 +22,15 @@ type ForgeScriptOpts struct {
 }
 
 // Add private-key or keystore to cmd
-func (c *EthereumChain) AddKey(cmd []string, keyName string) []string {
-	// choose whether to use private-key or keystore
-	if keyName == "faucet" {
-		cmd = append(cmd,
-			"--private-key", "0xac0974bec39a17e36ba4a6b4d238ff944bacb478cbed5efcae784d7bf4f2ff80",
-		)
-
-	} else {
-		cmd = append(cmd,
-			"--keystores", c.keystoreMap[keyName],
-			"--password", "",
-		)
+func (c *AnvilChain) AddKey(cmd []string, keyName string) []string {
+	account, ok := c.keystoreMap[keyName]
+	if !ok {
+		panic(fmt.Sprintf("Keyname (%s) not found", keyName))
 	}
+	cmd = append(cmd,
+		"--keystores", account.keystore,
+		"--password", "",
+	)
 	return cmd
 }
 
@@ -78,7 +75,13 @@ func WriteConfigFile(configFile string, localContractRootDir string, solidityCon
 
 // Run "forge script"
 // see: https://book.getfoundry.sh/reference/forge/forge-script
-func (c *EthereumChain) ForgeScript(ctx context.Context, keyName string, opts ForgeScriptOpts) (stdout, stderr []byte, err error) {
+func (c *AnvilChain) ForgeScript(ctx context.Context, keyName string, opts ForgeScriptOpts) (stdout, stderr []byte, err error) {
+	account, ok := c.keystoreMap[keyName]
+	if !ok {
+		return nil, nil, fmt.Errorf("keyname (%s) not found", keyName)
+	}
+	account.txLock.Lock()
+	defer account.txLock.Unlock()
 	pwd, err := os.Getwd()
 	if err != nil {
 		return nil, nil, err
@@ -96,7 +99,7 @@ func (c *EthereumChain) ForgeScript(ctx context.Context, keyName string, opts Fo
 		return nil, nil, err
 	}
 
-	job := dockerutil.NewImage(c.logger(), c.DockerClient, c.NetworkID, c.testName, c.cfg.Images[0].Repository, c.cfg.Images[0].Version)
+	job := c.NewJob()
 	containerOpts := dockerutil.ContainerOptions{
 		Binds: c.Bind(),
 		Mounts: []mount.Mount{