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fix: fix the rpc test cases

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This commit is contained in:
Sai Kumar 2022-04-28 13:13:39 +05:30
parent 63b66c1ffc
commit eb1af33649
14 changed files with 714 additions and 237 deletions
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1
app/app.go
View File

@ -683,6 +683,7 @@ func NewEthermintApp(
// app.ScopedTransferKeeper = scopedTransferKeeper
maxGasWanted := cast.ToUint64(appOpts.Get(srvflags.EVMMaxTxGasWanted))
options := middleware.HandlerOptions{
Codec: app.appCodec,
Debug: app.Trace(),
LegacyRouter: app.legacyRouter,
MsgServiceRouter: app.msgSvcRouter,

74
app/middleware/eip792.go
View File

@ -5,7 +5,6 @@ import (
"fmt"
"github.com/cosmos/cosmos-sdk/codec"
codectypes "github.com/cosmos/cosmos-sdk/codec/types"
cryptotypes "github.com/cosmos/cosmos-sdk/crypto/types"
"github.com/cosmos/cosmos-sdk/types/tx"
"github.com/cosmos/cosmos-sdk/types/tx/signing"
@ -18,6 +17,7 @@ import (
"github.com/tharsis/ethermint/ethereum/eip712"
ethermint "github.com/tharsis/ethermint/types"
codectypes "github.com/cosmos/cosmos-sdk/codec/types"
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
evmtypes "github.com/tharsis/ethermint/x/evm/types"
@ -31,23 +31,25 @@ func init() {
ethermintCodec = codec.NewProtoCodec(registry)
}
// Eip712SigVerificationDecorator Verify all signatures for a tx and return an error if any are invalid. Note,
// the Eip712SigVerificationDecorator decorator will not get executed on ReCheck.
// Eip712SigVerificationMiddleware Verify all signatures for a tx and return an error if any are invalid. Note,
// the Eip712SigVerificationMiddleware middleware will not get executed on ReCheck.
//
// CONTRACT: Pubkeys are set in context for all signers before this decorator runs
// CONTRACT: Pubkeys are set in context for all signers before this middleware runs
// CONTRACT: Tx must implement SigVerifiableTx interface
type Eip712SigVerificationDecorator struct {
type Eip712SigVerificationMiddleware struct {
appCodec codec.Codec
next tx.Handler
ak evmtypes.AccountKeeper
signModeHandler authsigning.SignModeHandler
}
var _ tx.Handler = Eip712SigVerificationDecorator{}
var _ tx.Handler = Eip712SigVerificationMiddleware{}
// NewEip712SigVerificationDecorator creates a new Eip712SigVerificationDecorator
func NewEip712SigVerificationDecorator(ak evmtypes.AccountKeeper, signModeHandler authsigning.SignModeHandler) tx.Middleware {
// NewEip712SigVerificationMiddleware creates a new Eip712SigVerificationMiddleware
func NewEip712SigVerificationMiddleware(appCodec codec.Codec, ak evmtypes.AccountKeeper, signModeHandler authsigning.SignModeHandler) tx.Middleware {
return func(h tx.Handler) tx.Handler {
return Eip712SigVerificationDecorator{
return Eip712SigVerificationMiddleware{
appCodec: appCodec,
next: h,
ak: ak,
signModeHandler: signModeHandler,
@ -55,43 +57,37 @@ func NewEip712SigVerificationDecorator(ak evmtypes.AccountKeeper, signModeHandle
}
}
// CheckTx implements tx.Handler
func (svd Eip712SigVerificationDecorator) CheckTx(cx context.Context, req tx.Request, checkReq tx.RequestCheckTx) (tx.Response, tx.ResponseCheckTx, error) {
func eipSigVerification(svd Eip712SigVerificationMiddleware, cx context.Context, req tx.Request) (tx.Response, error) {
ctx := sdk.UnwrapSDKContext(cx)
reqTx := req.Tx
// no need to verify signatures on recheck tx
if ctx.IsReCheckTx() {
return svd.next.CheckTx(ctx, req, checkReq)
}
sigTx, ok := reqTx.(authsigning.SigVerifiableTx)
if !ok {
return tx.Response{}, tx.ResponseCheckTx{}, sdkerrors.Wrapf(sdkerrors.ErrInvalidType, "tx %T doesn't implement authsigning.SigVerifiableTx", reqTx)
return tx.Response{}, sdkerrors.Wrapf(sdkerrors.ErrInvalidType, "tx %T doesn't implement authsigning.SigVerifiableTx", reqTx)
}
authSignTx, ok := reqTx.(authsigning.Tx)
if !ok {
return tx.Response{}, tx.ResponseCheckTx{}, sdkerrors.Wrapf(sdkerrors.ErrInvalidType, "tx %T doesn't implement the authsigning.Tx interface", reqTx)
return tx.Response{}, sdkerrors.Wrapf(sdkerrors.ErrInvalidType, "tx %T doesn't implement the authsigning.Tx interface", reqTx)
}
// stdSigs contains the sequence number, account number, and signatures.
// When simulating, this would just be a 0-length slice.
sigs, err := sigTx.GetSignaturesV2()
if err != nil {
return tx.Response{}, tx.ResponseCheckTx{}, err
return tx.Response{}, err
}
signerAddrs := sigTx.GetSigners()
// EIP712 allows just one signature
if len(sigs) != 1 {
return tx.Response{}, tx.ResponseCheckTx{}, sdkerrors.Wrapf(sdkerrors.ErrUnauthorized, "invalid number of signers (%d); EIP712 signatures allows just one signature", len(sigs))
return tx.Response{}, sdkerrors.Wrapf(sdkerrors.ErrUnauthorized, "invalid number of signers (%d); EIP712 signatures allows just one signature", len(sigs))
}
// check that signer length and signature length are the same
if len(sigs) != len(signerAddrs) {
return tx.Response{}, tx.ResponseCheckTx{}, sdkerrors.Wrapf(sdkerrors.ErrUnauthorized, "invalid number of signer; expected: %d, got %d", len(signerAddrs), len(sigs))
return tx.Response{}, sdkerrors.Wrapf(sdkerrors.ErrUnauthorized, "invalid number of signer; expected: %d, got %d", len(signerAddrs), len(sigs))
}
// EIP712 has just one signature, avoid looping here and only read index 0
@ -100,18 +96,18 @@ func (svd Eip712SigVerificationDecorator) CheckTx(cx context.Context, req tx.Req
acc, err := middleware.GetSignerAcc(ctx, svd.ak, signerAddrs[i])
if err != nil {
return tx.Response{}, tx.ResponseCheckTx{}, err
return tx.Response{}, err
}
// retrieve pubkey
pubKey := acc.GetPubKey()
if pubKey == nil {
return tx.Response{}, tx.ResponseCheckTx{}, sdkerrors.Wrap(sdkerrors.ErrInvalidPubKey, "pubkey on account is not set")
return tx.Response{}, sdkerrors.Wrap(sdkerrors.ErrInvalidPubKey, "pubkey on account is not set")
}
// Check account sequence number.
if sig.Sequence != acc.GetSequence() {
return tx.Response{}, tx.ResponseCheckTx{}, sdkerrors.Wrapf(
return tx.Response{}, sdkerrors.Wrapf(
sdkerrors.ErrWrongSequence,
"account sequence mismatch, expected %d, got %d", acc.GetSequence(), sig.Sequence,
)
@ -132,27 +128,45 @@ func (svd Eip712SigVerificationDecorator) CheckTx(cx context.Context, req tx.Req
Sequence: acc.GetSequence(),
}
if err := VerifySignature(pubKey, signerData, sig.Data, svd.signModeHandler, authSignTx); err != nil {
if err := VerifySignature(svd.appCodec, pubKey, signerData, sig.Data, svd.signModeHandler, authSignTx); err != nil {
errMsg := fmt.Errorf("signature verification failed; please verify account number (%d) and chain-id (%s): %w", accNum, chainID, err)
return tx.Response{}, tx.ResponseCheckTx{}, sdkerrors.Wrap(sdkerrors.ErrUnauthorized, errMsg.Error())
return tx.Response{}, sdkerrors.Wrap(sdkerrors.ErrUnauthorized, errMsg.Error())
}
return tx.Response{}, nil
}
// CheckTx implements tx.Handler
func (svd Eip712SigVerificationMiddleware) CheckTx(ctx context.Context, req tx.Request, checkReq tx.RequestCheckTx) (tx.Response, tx.ResponseCheckTx, error) {
if _, err := eipSigVerification(svd, ctx, req); err != nil {
return tx.Response{}, tx.ResponseCheckTx{}, err
}
return svd.next.CheckTx(ctx, req, checkReq)
}
// DeliverTx implements tx.Handler
func (svd Eip712SigVerificationDecorator) DeliverTx(ctx context.Context, req tx.Request) (tx.Response, error) {
func (svd Eip712SigVerificationMiddleware) DeliverTx(ctx context.Context, req tx.Request) (tx.Response, error) {
if _, err := eipSigVerification(svd, ctx, req); err != nil {
return tx.Response{}, err
}
return svd.next.DeliverTx(ctx, req)
}
// SimulateTx implements tx.Handler
func (svd Eip712SigVerificationDecorator) SimulateTx(ctx context.Context, req tx.Request) (tx.Response, error) {
func (svd Eip712SigVerificationMiddleware) SimulateTx(ctx context.Context, req tx.Request) (tx.Response, error) {
if _, err := eipSigVerification(svd, ctx, req); err != nil {
return tx.Response{}, err
}
return svd.next.SimulateTx(ctx, req)
}
// VerifySignature verifies a transaction signature contained in SignatureData abstracting over different signing modes
// and single vs multi-signatures.
func VerifySignature(
appCodec codec.Codec,
pubKey cryptotypes.PubKey,
signerData authsigning.SignerData,
sigData signing.SignatureData,
@ -206,7 +220,7 @@ func VerifySignature(
var optIface ethermint.ExtensionOptionsWeb3TxI
if err := ethermintCodec.UnpackAny(opts[0], &optIface); err != nil {
if err := appCodec.UnpackAny(opts[0], &optIface); err != nil {
return sdkerrors.Wrap(err, "failed to proto-unpack ExtensionOptionsWeb3Tx")
}
@ -231,7 +245,7 @@ func VerifySignature(
FeePayer: feePayer,
}
typedData, err := eip712.WrapTxToTypedData(ethermintCodec, extOpt.TypedDataChainID, msgs[0], txBytes, feeDelegation)
typedData, err := eip712.WrapTxToTypedData(appCodec, extOpt.TypedDataChainID, msgs[0], txBytes, feeDelegation)
if err != nil {
return sdkerrors.Wrap(err, "failed to pack tx data in EIP712 object")
}

290
app/middleware/eth.go
View File

@ -17,26 +17,13 @@ import (
evmtypes "github.com/tharsis/ethermint/x/evm/types"
)
// EthSetupContextDecorator is adapted from SetUpContextDecorator from cosmos-sdk, it ignores gas consumption
// EthSetupContextMiddleware is adapted from SetUpContextMiddleware from cosmos-sdk, it ignores gas consumption
// by setting the gas meter to infinite
type EthSetupContextDecorator struct {
type EthSetupContextMiddleware struct {
next tx.Handler
evmKeeper EVMKeeper
}
// CheckTx implements tx.Handler
func (esc EthSetupContextDecorator) CheckTx(ctx context.Context, req tx.Request, checkReq tx.RequestCheckTx) (tx.Response, tx.ResponseCheckTx, error) {
sdkCtx, err := gasContext(sdk.UnwrapSDKContext(ctx), req.Tx, false)
if err != nil {
return tx.Response{}, tx.ResponseCheckTx{}, err
}
// Reset transient gas used to prepare the execution of current cosmos tx.
// Transient gas-used is necessary to sum the gas-used of cosmos tx, when it contains multiple eth msgs.
esc.evmKeeper.ResetTransientGasUsed(sdkCtx)
return esc.next.CheckTx(ctx, req, checkReq)
}
// gasContext returns a new context with a gas meter set from a given context.
func gasContext(ctx sdk.Context, tx sdk.Tx, isSimulate bool) (sdk.Context, error) {
// all transactions must implement GasTx
@ -62,16 +49,21 @@ func setGasMeter(ctx sdk.Context, gasLimit uint64, simulate bool) sdk.Context {
return ctx.WithGasMeter(sdk.NewGasMeter(gasLimit))
}
// populateGas returns a new tx.Response with gas fields populated.
func populateGas(res tx.Response, sdkCtx sdk.Context) tx.Response {
res.GasWanted = sdkCtx.GasMeter().Limit()
res.GasUsed = sdkCtx.GasMeter().GasConsumed()
// CheckTx implements tx.Handler
func (esc EthSetupContextMiddleware) CheckTx(ctx context.Context, req tx.Request, checkReq tx.RequestCheckTx) (tx.Response, tx.ResponseCheckTx, error) {
sdkCtx, err := gasContext(sdk.UnwrapSDKContext(ctx), req.Tx, false)
if err != nil {
return tx.Response{}, tx.ResponseCheckTx{}, err
}
return res
// Reset transient gas used to prepare the execution of current cosmos tx.
// Transient gas-used is necessary to sum the gas-used of cosmos tx, when it contains multiple eth msgs.
esc.evmKeeper.ResetTransientGasUsed(sdkCtx)
return esc.next.CheckTx(sdkCtx, req, checkReq)
}
// DeliverTx implements tx.Handler
func (esc EthSetupContextDecorator) DeliverTx(ctx context.Context, req tx.Request) (tx.Response, error) {
func (esc EthSetupContextMiddleware) DeliverTx(ctx context.Context, req tx.Request) (tx.Response, error) {
sdkCtx, err := gasContext(sdk.UnwrapSDKContext(ctx), req.Tx, false)
if err != nil {
return tx.Response{}, err
@ -80,11 +72,11 @@ func (esc EthSetupContextDecorator) DeliverTx(ctx context.Context, req tx.Reques
// Reset transient gas used to prepare the execution of current cosmos tx.
// Transient gas-used is necessary to sum the gas-used of cosmos tx, when it contains multiple eth msgs.
esc.evmKeeper.ResetTransientGasUsed(sdkCtx)
return esc.next.DeliverTx(ctx, req)
return esc.next.DeliverTx(sdkCtx, req)
}
// SimulateTx implements tx.Handler
func (esc EthSetupContextDecorator) SimulateTx(ctx context.Context, req tx.Request) (tx.Response, error) {
func (esc EthSetupContextMiddleware) SimulateTx(ctx context.Context, req tx.Request) (tx.Response, error) {
sdkCtx, err := gasContext(sdk.UnwrapSDKContext(ctx), req.Tx, false)
if err != nil {
return tx.Response{}, err
@ -93,33 +85,33 @@ func (esc EthSetupContextDecorator) SimulateTx(ctx context.Context, req tx.Reque
// Reset transient gas used to prepare the execution of current cosmos tx.
// Transient gas-used is necessary to sum the gas-used of cosmos tx, when it contains multiple eth msgs.
esc.evmKeeper.ResetTransientGasUsed(sdkCtx)
return esc.next.SimulateTx(ctx, req)
return esc.next.SimulateTx(sdkCtx, req)
}
var _ tx.Handler = EthSetupContextDecorator{}
var _ tx.Handler = EthSetupContextMiddleware{}
func NewEthSetUpContextDecorator(evmKeeper EVMKeeper) tx.Middleware {
func NewEthSetUpContextMiddleware(evmKeeper EVMKeeper) tx.Middleware {
return func(txh tx.Handler) tx.Handler {
return EthSetupContextDecorator{
return EthSetupContextMiddleware{
next: txh,
evmKeeper: evmKeeper,
}
}
}
// EthMempoolFeeDecorator will check if the transaction's effective fee is at least as large
// EthMempoolFeeMiddleware will check if the transaction's effective fee is at least as large
// as the local validator's minimum gasFee (defined in validator config).
// If fee is too low, decorator returns error and tx is rejected from mempool.
// If fee is too low, Middleware returns error and tx is rejected from mempool.
// Note this only applies when ctx.CheckTx = true
// If fee is high enough or not CheckTx, then call next AnteHandler
// CONTRACT: Tx must implement FeeTx to use MempoolFeeDecorator
type EthMempoolFeeDecorator struct {
// CONTRACT: Tx must implement FeeTx to use MempoolFeeMiddleware
type EthMempoolFeeMiddleware struct {
next tx.Handler
evmKeeper EVMKeeper
}
// CheckTx implements tx.Handler
func (mfd EthMempoolFeeDecorator) CheckTx(ctx context.Context, req tx.Request, checkReq tx.RequestCheckTx) (tx.Response, tx.ResponseCheckTx, error) {
func (mfd EthMempoolFeeMiddleware) CheckTx(ctx context.Context, req tx.Request, checkReq tx.RequestCheckTx) (tx.Response, tx.ResponseCheckTx, error) {
sdkCtx := sdk.UnwrapSDKContext(ctx)
params := mfd.evmKeeper.GetParams(sdkCtx)
@ -146,34 +138,34 @@ func (mfd EthMempoolFeeDecorator) CheckTx(ctx context.Context, req tx.Request, c
}
// DeliverTx implements tx.Handler
func (mfd EthMempoolFeeDecorator) DeliverTx(ctx context.Context, req tx.Request) (tx.Response, error) {
func (mfd EthMempoolFeeMiddleware) DeliverTx(ctx context.Context, req tx.Request) (tx.Response, error) {
return mfd.next.DeliverTx(ctx, req)
}
// SimulateTx implements tx.Handler
func (mfd EthMempoolFeeDecorator) SimulateTx(ctx context.Context, req tx.Request) (tx.Response, error) {
func (mfd EthMempoolFeeMiddleware) SimulateTx(ctx context.Context, req tx.Request) (tx.Response, error) {
return mfd.next.SimulateTx(ctx, req)
}
var _ tx.Handler = EthMempoolFeeDecorator{}
var _ tx.Handler = EthMempoolFeeMiddleware{}
func NewEthMempoolFeeDecorator(ek EVMKeeper) tx.Middleware {
func NewEthMempoolFeeMiddleware(ek EVMKeeper) tx.Middleware {
return func(txh tx.Handler) tx.Handler {
return EthMempoolFeeDecorator{
return EthMempoolFeeMiddleware{
next: txh,
evmKeeper: ek,
}
}
}
// EthValidateBasicDecorator is adapted from ValidateBasicDecorator from cosmos-sdk, it ignores ErrNoSignatures
type EthValidateBasicDecorator struct {
// EthValidateBasicMiddleware is adapted from ValidateBasicMiddleware from cosmos-sdk, it ignores ErrNoSignatures
type EthValidateBasicMiddleware struct {
next tx.Handler
evmKeeper EVMKeeper
}
// CheckTx implements tx.Handler
func (vbd EthValidateBasicDecorator) CheckTx(cx context.Context, req tx.Request, checkReq tx.RequestCheckTx) (tx.Response, tx.ResponseCheckTx, error) {
func (vbd EthValidateBasicMiddleware) CheckTx(cx context.Context, req tx.Request, checkReq tx.RequestCheckTx) (tx.Response, tx.ResponseCheckTx, error) {
ctx := sdk.UnwrapSDKContext(cx)
reqTx := req.Tx
@ -255,21 +247,21 @@ func (vbd EthValidateBasicDecorator) CheckTx(cx context.Context, req tx.Request,
}
// DeliverTx implements tx.Handler
func (vbd EthValidateBasicDecorator) DeliverTx(ctx context.Context, req tx.Request) (tx.Response, error) {
func (vbd EthValidateBasicMiddleware) DeliverTx(ctx context.Context, req tx.Request) (tx.Response, error) {
return vbd.next.DeliverTx(ctx, req)
}
// SimulateTx implements tx.Handler
func (vbd EthValidateBasicDecorator) SimulateTx(ctx context.Context, req tx.Request) (tx.Response, error) {
func (vbd EthValidateBasicMiddleware) SimulateTx(ctx context.Context, req tx.Request) (tx.Response, error) {
return vbd.next.SimulateTx(ctx, req)
}
var _ tx.Handler = EthValidateBasicDecorator{}
var _ tx.Handler = EthValidateBasicMiddleware{}
// NewEthValidateBasicDecorator creates a new EthValidateBasicDecorator
func NewEthValidateBasicDecorator(ek EVMKeeper) tx.Middleware {
// NewEthValidateBasicMiddleware creates a new EthValidateBasicMiddleware
func NewEthValidateBasicMiddleware(ek EVMKeeper) tx.Middleware {
return func(h tx.Handler) tx.Handler {
return EthValidateBasicDecorator{
return EthValidateBasicMiddleware{
next: h,
evmKeeper: ek,
}
@ -277,14 +269,13 @@ func NewEthValidateBasicDecorator(ek EVMKeeper) tx.Middleware {
}
// EthSigVerificationDecorator validates an ethereum signatures
type EthSigVerificationDecorator struct {
// EthSigVerificationMiddleware validates an ethereum signatures
type EthSigVerificationMiddleware struct {
next tx.Handler
evmKeeper EVMKeeper
}
// CheckTx implements tx.Handler
func (esvd EthSigVerificationDecorator) CheckTx(cx context.Context, req tx.Request, checkReq tx.RequestCheckTx) (tx.Response, tx.ResponseCheckTx, error) {
func ethSigVerificationMiddleware(esvd EthSigVerificationMiddleware, cx context.Context, req tx.Request) (tx.Response, error) {
chainID := esvd.evmKeeper.ChainID()
ctx := sdk.UnwrapSDKContext(cx)
reqTx := req.Tx
@ -298,12 +289,12 @@ func (esvd EthSigVerificationDecorator) CheckTx(cx context.Context, req tx.Reque
for _, msg := range reqTx.GetMsgs() {
msgEthTx, ok := msg.(*evmtypes.MsgEthereumTx)
if !ok {
return tx.Response{}, tx.ResponseCheckTx{}, sdkerrors.Wrapf(sdkerrors.ErrUnknownRequest, "invalid message type %T, expected %T", msg, (*evmtypes.MsgEthereumTx)(nil))
return tx.Response{}, sdkerrors.Wrapf(sdkerrors.ErrUnknownRequest, "invalid message type %T, expected %T", msg, (*evmtypes.MsgEthereumTx)(nil))
}
sender, err := signer.Sender(msgEthTx.AsTransaction())
if err != nil {
return tx.Response{}, tx.ResponseCheckTx{}, sdkerrors.Wrapf(
return tx.Response{}, sdkerrors.Wrapf(
sdkerrors.ErrorInvalidSigner,
"couldn't retrieve sender address ('%s') from the ethereum transaction: %s",
msgEthTx.From,
@ -315,33 +306,50 @@ func (esvd EthSigVerificationDecorator) CheckTx(cx context.Context, req tx.Reque
msgEthTx.From = sender.Hex()
}
return tx.Response{}, nil
}
// CheckTx implements tx.Handler
func (esvd EthSigVerificationMiddleware) CheckTx(ctx context.Context, req tx.Request, checkReq tx.RequestCheckTx) (tx.Response, tx.ResponseCheckTx, error) {
if _, err := ethSigVerificationMiddleware(esvd, ctx, req); err != nil {
return tx.Response{}, tx.ResponseCheckTx{}, err
}
return esvd.next.CheckTx(ctx, req, checkReq)
}
// DeliverTx implements tx.Handler
func (esvd EthSigVerificationDecorator) DeliverTx(ctx context.Context, req tx.Request) (tx.Response, error) {
func (esvd EthSigVerificationMiddleware) DeliverTx(ctx context.Context, req tx.Request) (tx.Response, error) {
if _, err := ethSigVerificationMiddleware(esvd, ctx, req); err != nil {
return tx.Response{}, err
}
return esvd.next.DeliverTx(ctx, req)
}
// SimulateTx implements tx.Handler
func (esvd EthSigVerificationDecorator) SimulateTx(ctx context.Context, req tx.Request) (tx.Response, error) {
func (esvd EthSigVerificationMiddleware) SimulateTx(ctx context.Context, req tx.Request) (tx.Response, error) {
if _, err := ethSigVerificationMiddleware(esvd, ctx, req); err != nil {
return tx.Response{}, err
}
return esvd.next.SimulateTx(ctx, req)
}
var _ tx.Handler = EthSigVerificationDecorator{}
var _ tx.Handler = EthSigVerificationMiddleware{}
// NewEthSigVerificationDecorator creates a new EthSigVerificationDecorator
func NewEthSigVerificationDecorator(ek EVMKeeper) tx.Middleware {
// NewEthSigVerificationMiddleware creates a new EthSigVerificationMiddleware
func NewEthSigVerificationMiddleware(ek EVMKeeper) tx.Middleware {
return func(h tx.Handler) tx.Handler {
return EthSigVerificationDecorator{
return EthSigVerificationMiddleware{
next: h,
evmKeeper: ek,
}
}
}
// EthAccountVerificationDecorator validates an account balance checks
type EthAccountVerificationDecorator struct {
// EthAccountVerificationMiddleware validates an account balance checks
type EthAccountVerificationMiddleware struct {
next tx.Handler
ak evmtypes.AccountKeeper
bankKeeper evmtypes.BankKeeper
@ -349,7 +357,7 @@ type EthAccountVerificationDecorator struct {
}
// CheckTx implements tx.Handler
func (avd EthAccountVerificationDecorator) CheckTx(cx context.Context, req tx.Request, checkReq tx.RequestCheckTx) (tx.Response, tx.ResponseCheckTx, error) {
func (avd EthAccountVerificationMiddleware) CheckTx(cx context.Context, req tx.Request, checkReq tx.RequestCheckTx) (tx.Response, tx.ResponseCheckTx, error) {
reqTx := req.Tx
ctx := sdk.UnwrapSDKContext(cx)
if !ctx.IsCheckTx() {
@ -394,21 +402,21 @@ func (avd EthAccountVerificationDecorator) CheckTx(cx context.Context, req tx.Re
}
// DeliverTx implements tx.Handler
func (avd EthAccountVerificationDecorator) DeliverTx(ctx context.Context, req tx.Request) (tx.Response, error) {
func (avd EthAccountVerificationMiddleware) DeliverTx(ctx context.Context, req tx.Request) (tx.Response, error) {
return avd.next.DeliverTx(ctx, req)
}
// SimulateTx implements tx.Handler
func (avd EthAccountVerificationDecorator) SimulateTx(ctx context.Context, req tx.Request) (tx.Response, error) {
func (avd EthAccountVerificationMiddleware) SimulateTx(ctx context.Context, req tx.Request) (tx.Response, error) {
return avd.next.SimulateTx(ctx, req)
}
var _ tx.Handler = EthAccountVerificationDecorator{}
var _ tx.Handler = EthAccountVerificationMiddleware{}
// NewEthAccountVerificationDecorator creates a new EthAccountVerificationDecorator
func NewEthAccountVerificationDecorator(ak evmtypes.AccountKeeper, bankKeeper evmtypes.BankKeeper, ek EVMKeeper) tx.Middleware {
// NewEthAccountVerificationMiddleware creates a new EthAccountVerificationMiddleware
func NewEthAccountVerificationMiddleware(ak evmtypes.AccountKeeper, bankKeeper evmtypes.BankKeeper, ek EVMKeeper) tx.Middleware {
return func(h tx.Handler) tx.Handler {
return EthAccountVerificationDecorator{
return EthAccountVerificationMiddleware{
next: h,
ak: ak,
bankKeeper: bankKeeper,
@ -417,16 +425,15 @@ func NewEthAccountVerificationDecorator(ak evmtypes.AccountKeeper, bankKeeper ev
}
}
// EthGasConsumeDecorator validates enough intrinsic gas for the transaction and
// EthGasConsumeMiddleware validates enough intrinsic gas for the transaction and
// gas consumption.
type EthGasConsumeDecorator struct {
type EthGasConsumeMiddleware struct {
next tx.Handler
evmKeeper EVMKeeper
maxGasWanted uint64
}
// CheckTx implements tx.Handler
func (egcd EthGasConsumeDecorator) CheckTx(cx context.Context, req tx.Request, checkReq tx.RequestCheckTx) (tx.Response, tx.ResponseCheckTx, error) {
func ethGasMiddleware(egcd EthGasConsumeMiddleware, cx context.Context, req tx.Request) (context.Context, tx.Response, error) {
ctx := sdk.UnwrapSDKContext(cx)
reqTx := req.Tx
@ -445,12 +452,12 @@ func (egcd EthGasConsumeDecorator) CheckTx(cx context.Context, req tx.Request, c
for _, msg := range reqTx.GetMsgs() {
msgEthTx, ok := msg.(*evmtypes.MsgEthereumTx)
if !ok {
return tx.Response{}, tx.ResponseCheckTx{}, sdkerrors.Wrapf(sdkerrors.ErrUnknownRequest, "invalid message type %T, expected %T", msg, (*evmtypes.MsgEthereumTx)(nil))
return ctx, tx.Response{}, sdkerrors.Wrapf(sdkerrors.ErrUnknownRequest, "invalid message type %T, expected %T", msg, (*evmtypes.MsgEthereumTx)(nil))
}
txData, err := evmtypes.UnpackTxData(msgEthTx.Data)
if err != nil {
return tx.Response{}, tx.ResponseCheckTx{}, sdkerrors.Wrap(err, "failed to unpack tx data")
return ctx, tx.Response{}, sdkerrors.Wrap(err, "failed to unpack tx data")
}
if ctx.IsCheckTx() {
@ -474,7 +481,7 @@ func (egcd EthGasConsumeDecorator) CheckTx(cx context.Context, req tx.Request, c
london,
)
if err != nil {
return tx.Response{}, tx.ResponseCheckTx{}, sdkerrors.Wrapf(err, "failed to deduct transaction costs from user balance")
return ctx, tx.Response{}, sdkerrors.Wrapf(err, "failed to deduct transaction costs from user balance")
}
events = append(events, sdk.NewEvent(sdk.EventTypeTx, sdk.NewAttribute(sdk.AttributeKeyFee, fees.String())))
@ -498,28 +505,49 @@ func (egcd EthGasConsumeDecorator) CheckTx(cx context.Context, req tx.Request, c
gasConsumed := ctx.GasMeter().GasConsumed()
ctx = ctx.WithGasMeter(ethermint.NewInfiniteGasMeterWithLimit(gasWanted))
ctx.GasMeter().ConsumeGas(gasConsumed, "copy gas consumed")
return egcd.next.CheckTx(ctx, req, checkReq)
return ctx, tx.Response{}, nil
}
// CheckTx implements tx.Handler
func (egcd EthGasConsumeMiddleware) CheckTx(ctx context.Context, req tx.Request, checkReq tx.RequestCheckTx) (tx.Response, tx.ResponseCheckTx, error) {
newCtx, _, err := ethGasMiddleware(egcd, ctx, req)
if err != nil {
return tx.Response{}, tx.ResponseCheckTx{}, err
}
return egcd.next.CheckTx(newCtx, req, checkReq)
}
// DeliverTx implements tx.Handler
func (egcd EthGasConsumeDecorator) DeliverTx(ctx context.Context, req tx.Request) (tx.Response, error) {
return egcd.next.DeliverTx(ctx, req)
func (egcd EthGasConsumeMiddleware) DeliverTx(ctx context.Context, req tx.Request) (tx.Response, error) {
newCtx, _, err := ethGasMiddleware(egcd, ctx, req)
if err != nil {
return tx.Response{}, err
}
return egcd.next.DeliverTx(newCtx, req)
}
// SimulateTx implements tx.Handler
func (egcd EthGasConsumeDecorator) SimulateTx(ctx context.Context, req tx.Request) (tx.Response, error) {
return egcd.next.SimulateTx(ctx, req)
func (egcd EthGasConsumeMiddleware) SimulateTx(ctx context.Context, req tx.Request) (tx.Response, error) {
newCtx, _, err := ethGasMiddleware(egcd, ctx, req)
if err != nil {
return tx.Response{}, err
}
return egcd.next.SimulateTx(newCtx, req)
}
var _ tx.Handler = EthGasConsumeDecorator{}
var _ tx.Handler = EthGasConsumeMiddleware{}
// NewEthGasConsumeDecorator creates a new EthGasConsumeDecorator
func NewEthGasConsumeDecorator(
// NewEthGasConsumeMiddleware creates a new EthGasConsumeMiddleware
func NewEthGasConsumeMiddleware(
evmKeeper EVMKeeper,
maxGasWanted uint64,
) tx.Middleware {
return func(h tx.Handler) tx.Handler {
return EthGasConsumeDecorator{
return EthGasConsumeMiddleware{
h,
evmKeeper,
maxGasWanted,
@ -527,15 +555,14 @@ func NewEthGasConsumeDecorator(
}
}
// CanTransferDecorator checks if the sender is allowed to transfer funds according to the EVM block
// CanTransferMiddleware checks if the sender is allowed to transfer funds according to the EVM block
// context rules.
type CanTransferDecorator struct {
type CanTransferMiddleware struct {
next tx.Handler
evmKeeper EVMKeeper
}
// CheckTx implements tx.Handler
func (ctd CanTransferDecorator) CheckTx(cx context.Context, req tx.Request, checkReq tx.RequestCheckTx) (tx.Response, tx.ResponseCheckTx, error) {
func canTransfer(ctd CanTransferMiddleware, cx context.Context, req tx.Request) (tx.Response, error) {
ctx := sdk.UnwrapSDKContext(cx)
reqTx := req.Tx
params := ctd.evmKeeper.GetParams(ctx)
@ -545,14 +572,14 @@ func (ctd CanTransferDecorator) CheckTx(cx context.Context, req tx.Request, chec
for _, msg := range reqTx.GetMsgs() {
msgEthTx, ok := msg.(*evmtypes.MsgEthereumTx)
if !ok {
return tx.Response{}, tx.ResponseCheckTx{}, sdkerrors.Wrapf(sdkerrors.ErrUnknownRequest, "invalid message type %T, expected %T", msg, (*evmtypes.MsgEthereumTx)(nil))
return tx.Response{}, sdkerrors.Wrapf(sdkerrors.ErrUnknownRequest, "invalid message type %T, expected %T", msg, (*evmtypes.MsgEthereumTx)(nil))
}
baseFee := ctd.evmKeeper.BaseFee(ctx, ethCfg)
coreMsg, err := msgEthTx.AsMessage(signer, baseFee)
if err != nil {
return tx.Response{}, tx.ResponseCheckTx{}, sdkerrors.Wrapf(
return tx.Response{}, sdkerrors.Wrapf(
err,
"failed to create an ethereum core.Message from signer %T", signer,
)
@ -571,7 +598,7 @@ func (ctd CanTransferDecorator) CheckTx(cx context.Context, req tx.Request, chec
// check that caller has enough balance to cover asset transfer for **topmost** call
// NOTE: here the gas consumed is from the context with the infinite gas meter
if coreMsg.Value().Sign() > 0 && !evm.Context.CanTransfer(stateDB, coreMsg.From(), coreMsg.Value()) {
return tx.Response{}, tx.ResponseCheckTx{}, sdkerrors.Wrapf(
return tx.Response{}, sdkerrors.Wrapf(
sdkerrors.ErrInsufficientFunds,
"failed to transfer %s from address %s using the EVM block context transfer function",
coreMsg.Value(),
@ -581,13 +608,13 @@ func (ctd CanTransferDecorator) CheckTx(cx context.Context, req tx.Request, chec
if evmtypes.IsLondon(ethCfg, ctx.BlockHeight()) {
if baseFee == nil {
return tx.Response{}, tx.ResponseCheckTx{}, sdkerrors.Wrap(
return tx.Response{}, sdkerrors.Wrap(
evmtypes.ErrInvalidBaseFee,
"base fee is supported but evm block context value is nil",
)
}
if coreMsg.GasFeeCap().Cmp(baseFee) < 0 {
return tx.Response{}, tx.ResponseCheckTx{}, sdkerrors.Wrapf(
return tx.Response{}, sdkerrors.Wrapf(
sdkerrors.ErrInsufficientFee,
"max fee per gas less than block base fee (%s < %s)",
coreMsg.GasFeeCap(), baseFee,
@ -596,57 +623,75 @@ func (ctd CanTransferDecorator) CheckTx(cx context.Context, req tx.Request, chec
}
}
return tx.Response{}, nil
}
// CheckTx implements tx.Handler
func (ctd CanTransferMiddleware) CheckTx(ctx context.Context, req tx.Request, checkReq tx.RequestCheckTx) (tx.Response, tx.ResponseCheckTx, error) {
if _, err := canTransfer(ctd, ctx, req); err != nil {
return tx.Response{}, tx.ResponseCheckTx{}, err
}
return ctd.next.CheckTx(ctx, req, checkReq)
}
// DeliverTx implements tx.Handler
func (ctd CanTransferDecorator) DeliverTx(ctx context.Context, req tx.Request) (tx.Response, error) {
func (ctd CanTransferMiddleware) DeliverTx(cx context.Context, req tx.Request) (tx.Response, error) {
ctx := sdk.UnwrapSDKContext(cx)
if _, err := canTransfer(ctd, ctx, req); err != nil {
return tx.Response{}, err
}
return ctd.next.DeliverTx(ctx, req)
}
// SimulateTx implements tx.Handler
func (ctd CanTransferDecorator) SimulateTx(ctx context.Context, req tx.Request) (tx.Response, error) {
func (ctd CanTransferMiddleware) SimulateTx(cx context.Context, req tx.Request) (tx.Response, error) {
ctx := sdk.UnwrapSDKContext(cx)
if _, err := canTransfer(ctd, ctx, req); err != nil {
return tx.Response{}, err
}
return ctd.next.SimulateTx(ctx, req)
}
var _ tx.Handler = CanTransferDecorator{}
var _ tx.Handler = CanTransferMiddleware{}
// NewCanTransferDecorator creates a new CanTransferDecorator instance.
func NewCanTransferDecorator(evmKeeper EVMKeeper) tx.Middleware {
// NewCanTransferMiddleware creates a new CanTransferMiddleware instance.
func NewCanTransferMiddleware(evmKeeper EVMKeeper) tx.Middleware {
return func(h tx.Handler) tx.Handler {
return CanTransferDecorator{
return CanTransferMiddleware{
next: h,
evmKeeper: evmKeeper,
}
}
}
// EthIncrementSenderSequenceDecorator increments the sequence of the signers.
type EthIncrementSenderSequenceDecorator struct {
// EthIncrementSenderSequenceMiddleware increments the sequence of the signers.
type EthIncrementSenderSequenceMiddleware struct {
next tx.Handler
ak evmtypes.AccountKeeper
}
// CheckTx implements tx.Handler
func (issd EthIncrementSenderSequenceDecorator) CheckTx(cx context.Context, req tx.Request, checkReq tx.RequestCheckTx) (tx.Response, tx.ResponseCheckTx, error) {
func ethIncrementSenderSequence(issd EthIncrementSenderSequenceMiddleware, cx context.Context, req tx.Request) (tx.Response, error) {
ctx := sdk.UnwrapSDKContext(cx)
reqTx := req.Tx
for _, msg := range reqTx.GetMsgs() {
msgEthTx, ok := msg.(*evmtypes.MsgEthereumTx)
if !ok {
return tx.Response{}, tx.ResponseCheckTx{}, sdkerrors.Wrapf(sdkerrors.ErrUnknownRequest, "invalid message type %T, expected %T", msg, (*evmtypes.MsgEthereumTx)(nil))
return tx.Response{}, sdkerrors.Wrapf(sdkerrors.ErrUnknownRequest, "invalid message type %T, expected %T", msg, (*evmtypes.MsgEthereumTx)(nil))
}
txData, err := evmtypes.UnpackTxData(msgEthTx.Data)
if err != nil {
return tx.Response{}, tx.ResponseCheckTx{}, sdkerrors.Wrap(err, "failed to unpack tx data")
return tx.Response{}, sdkerrors.Wrap(err, "failed to unpack tx data")
}
// increase sequence of sender
acc := issd.ak.GetAccount(ctx, msgEthTx.GetFrom())
if acc == nil {
return tx.Response{}, tx.ResponseCheckTx{}, sdkerrors.Wrapf(
return tx.Response{}, sdkerrors.Wrapf(
sdkerrors.ErrUnknownAddress,
"account %s is nil", common.BytesToAddress(msgEthTx.GetFrom().Bytes()),
)
@ -656,42 +701,57 @@ func (issd EthIncrementSenderSequenceDecorator) CheckTx(cx context.Context, req
// we merged the nonce verification to nonce increment, so when tx includes multiple messages
// with same sender, they'll be accepted.
if txData.GetNonce() != nonce {
return tx.Response{}, tx.ResponseCheckTx{}, sdkerrors.Wrapf(
return tx.Response{}, sdkerrors.Wrapf(
sdkerrors.ErrInvalidSequence,
"invalid nonce; got %d, expected %d", txData.GetNonce(), nonce,
)
}
if err := acc.SetSequence(nonce + 1); err != nil {
return tx.Response{}, tx.ResponseCheckTx{}, sdkerrors.Wrapf(err, "failed to set sequence to %d", acc.GetSequence()+1)
return tx.Response{}, sdkerrors.Wrapf(err, "failed to set sequence to %d", acc.GetSequence()+1)
}
issd.ak.SetAccount(ctx, acc)
}
return tx.Response{}, nil
}
// CheckTx implements tx.Handler
func (issd EthIncrementSenderSequenceMiddleware) CheckTx(ctx context.Context, req tx.Request, checkReq tx.RequestCheckTx) (tx.Response, tx.ResponseCheckTx, error) {
if _, err := ethIncrementSenderSequence(issd, ctx, req); err != nil {
return tx.Response{}, tx.ResponseCheckTx{}, err
}
return issd.next.CheckTx(ctx, req, checkReq)
}
// DeliverTx implements tx.Handler
func (issd EthIncrementSenderSequenceDecorator) DeliverTx(ctx context.Context, req tx.Request) (tx.Response, error) {
return issd.next.DeliverTx(ctx, req)
func (issd EthIncrementSenderSequenceMiddleware) DeliverTx(ctx context.Context, req tx.Request) (tx.Response, error) {
if _, err := ethIncrementSenderSequence(issd, ctx, req); err != nil {
return tx.Response{}, err
}
return issd.next.DeliverTx(ctx, req)
}
// SimulateTx implements tx.Handler
func (issd EthIncrementSenderSequenceDecorator) SimulateTx(ctx context.Context, req tx.Request) (tx.Response, error) {
func (issd EthIncrementSenderSequenceMiddleware) SimulateTx(ctx context.Context, req tx.Request) (tx.Response, error) {
if _, err := ethIncrementSenderSequence(issd, ctx, req); err != nil {
return tx.Response{}, err
}
return issd.next.SimulateTx(ctx, req)
}
var _ tx.Handler = EthIncrementSenderSequenceDecorator{}
var _ tx.Handler = EthIncrementSenderSequenceMiddleware{}
// NewEthIncrementSenderSequenceDecorator creates a new EthIncrementSenderSequenceDecorator.
func NewEthIncrementSenderSequenceDecorator(ak evmtypes.AccountKeeper) tx.Middleware {
// NewEthIncrementSenderSequenceMiddleware creates a new EthIncrementSenderSequenceMiddleware.
func NewEthIncrementSenderSequenceMiddleware(ak evmtypes.AccountKeeper) tx.Middleware {
return func(h tx.Handler) tx.Handler {
return EthIncrementSenderSequenceDecorator{
return EthIncrementSenderSequenceMiddleware{
next: h,
ak: ak,
}
}
}

24
app/middleware/options.go
View File

@ -1,6 +1,7 @@
package middleware
import (
"github.com/cosmos/cosmos-sdk/codec"
"github.com/cosmos/cosmos-sdk/types/tx"
"github.com/cosmos/cosmos-sdk/types/tx/signing"
evmtypes "github.com/tharsis/ethermint/x/evm/types"
@ -17,6 +18,7 @@ import (
type HandlerOptions struct {
Debug bool
Codec codec.Codec
// TxDecoder is used to decode the raw tx bytes into a sdk.Tx.
TxDecoder sdk.TxDecoder
@ -68,14 +70,14 @@ func (options HandlerOptions) Validate() error {
func newEthAuthMiddleware(options HandlerOptions) (tx.Handler, error) {
return authmiddleware.ComposeMiddlewares(
authmiddleware.NewRunMsgsTxHandler(options.MsgServiceRouter, options.LegacyRouter),
NewEthSetUpContextDecorator(options.EvmKeeper),
NewEthMempoolFeeDecorator(options.EvmKeeper),
NewEthValidateBasicDecorator(options.EvmKeeper),
NewEthSigVerificationDecorator(options.EvmKeeper),
NewEthAccountVerificationDecorator(options.AccountKeeper, options.BankKeeper, options.EvmKeeper),
NewEthGasConsumeDecorator(options.EvmKeeper, options.MaxTxGasWanted),
NewCanTransferDecorator(options.EvmKeeper),
NewEthIncrementSenderSequenceDecorator(options.AccountKeeper),
NewEthSetUpContextMiddleware(options.EvmKeeper),
NewEthMempoolFeeMiddleware(options.EvmKeeper),
NewEthValidateBasicMiddleware(options.EvmKeeper),
NewEthSigVerificationMiddleware(options.EvmKeeper),
NewEthAccountVerificationMiddleware(options.AccountKeeper, options.BankKeeper, options.EvmKeeper),
NewEthGasConsumeMiddleware(options.EvmKeeper, options.MaxTxGasWanted),
NewCanTransferMiddleware(options.EvmKeeper),
NewEthIncrementSenderSequenceMiddleware(options.AccountKeeper),
), nil
}
@ -83,6 +85,7 @@ func newCosmosAuthMiddleware(options HandlerOptions) (tx.Handler, error) {
return authmiddleware.ComposeMiddlewares(
authmiddleware.NewRunMsgsTxHandler(options.MsgServiceRouter, options.LegacyRouter),
authmiddleware.NewTxDecoderMiddleware(options.TxDecoder),
NewRejectMessagesMiddleware,
// Set a new GasMeter on sdk.Context.
//
// Make sure the Gas middleware is outside of all other middlewares
@ -127,6 +130,7 @@ func newCosmosAnteHandlerEip712(options HandlerOptions) (tx.Handler, error) {
return authmiddleware.ComposeMiddlewares(
authmiddleware.NewRunMsgsTxHandler(options.MsgServiceRouter, options.LegacyRouter),
NewRejectMessagesMiddleware,
authmiddleware.NewTxDecoderMiddleware(options.TxDecoder),
// Set a new GasMeter on sdk.Context.
//
@ -141,7 +145,7 @@ func newCosmosAnteHandlerEip712(options HandlerOptions) (tx.Handler, error) {
// emitted outside of this middleware.
authmiddleware.NewIndexEventsTxMiddleware(options.IndexEvents),
// Reject all extension options other than the ones needed by the feemarket.
authmiddleware.NewExtensionOptionsMiddleware(options.ExtensionOptionChecker),
// authmiddleware.NewExtensionOptionsMiddleware(options.ExtensionOptionChecker),
authmiddleware.ValidateBasicMiddleware,
authmiddleware.TxTimeoutHeightMiddleware,
authmiddleware.ValidateMemoMiddleware(options.AccountKeeper),
@ -155,7 +159,7 @@ func newCosmosAnteHandlerEip712(options HandlerOptions) (tx.Handler, error) {
authmiddleware.ValidateSigCountMiddleware(options.AccountKeeper),
authmiddleware.SigGasConsumeMiddleware(options.AccountKeeper, options.SigGasConsumer),
// Note: signature verification uses EIP instead of the cosmos signature validator
NewEip712SigVerificationDecorator(options.AccountKeeper, options.SignModeHandler),
NewEip712SigVerificationMiddleware(options.Codec, options.AccountKeeper, options.SignModeHandler),
authmiddleware.IncrementSequenceMiddleware(options.AccountKeeper),
// Creates a new MultiStore branch, discards downstream writes if the downstream returns error.
// These kinds of middlewares should be put under this:

50
app/middleware/reject.go
View File

@ -8,16 +8,14 @@ import (
evmtypes "github.com/tharsis/ethermint/x/evm/types"
)
// RejectMessagesDecorator prevents invalid msg types from being executed
type RejectMessagesDecorator struct {
// RejectMessagesMiddleware prevents invalid msg types from being executed
type RejectMessagesMiddleware struct {
next tx.Handler
}
func NewRejectMessagesDecorator() tx.Middleware {
return func(h tx.Handler) tx.Handler {
return RejectMessagesDecorator{
next: h,
}
func NewRejectMessagesMiddleware(txh tx.Handler) tx.Handler {
return RejectMessagesMiddleware{
next: txh,
}
}
@ -26,37 +24,33 @@ func NewRejectMessagesDecorator() tx.Middleware {
// order to perform the refund.
// CheckTx implements tx.Handler
func (rmd RejectMessagesDecorator) CheckTx(ctx context.Context, req tx.Request, checkReq tx.RequestCheckTx) (tx.Response, tx.ResponseCheckTx, error) {
reqTx := req.Tx
for _, msg := range reqTx.GetMsgs() {
if _, ok := msg.(*evmtypes.MsgEthereumTx); ok {
return tx.Response{}, tx.ResponseCheckTx{}, sdkerrors.Wrapf(
sdkerrors.ErrInvalidType,
"MsgEthereumTx needs to be contained within a tx with 'ExtensionOptionsEthereumTx' option",
)
}
func (rmd RejectMessagesMiddleware) CheckTx(ctx context.Context, req tx.Request, checkReq tx.RequestCheckTx) (tx.Response, tx.ResponseCheckTx, error) {
if _, err := reject(req); err != nil {
return tx.Response{}, tx.ResponseCheckTx{}, err
}
return rmd.next.CheckTx(ctx, req, checkReq)
}
// DeliverTx implements tx.Handler
func (rmd RejectMessagesDecorator) DeliverTx(ctx context.Context, req tx.Request) (tx.Response, error) {
reqTx := req.Tx
for _, msg := range reqTx.GetMsgs() {
if _, ok := msg.(*evmtypes.MsgEthereumTx); ok {
return tx.Response{}, sdkerrors.Wrapf(
sdkerrors.ErrInvalidType,
"MsgEthereumTx needs to be contained within a tx with 'ExtensionOptionsEthereumTx' option",
)
}
func (rmd RejectMessagesMiddleware) DeliverTx(ctx context.Context, req tx.Request) (tx.Response, error) {
if _, err := reject(req); err != nil {
return tx.Response{}, err
}
return rmd.next.DeliverTx(ctx, req)
}
// SimulateTx implements tx.Handler
func (rmd RejectMessagesDecorator) SimulateTx(ctx context.Context, req tx.Request) (tx.Response, error) {
func (rmd RejectMessagesMiddleware) SimulateTx(ctx context.Context, req tx.Request) (tx.Response, error) {
if _, err := reject(req); err != nil {
return tx.Response{}, err
}
return rmd.next.SimulateTx(ctx, req)
}
func reject(req tx.Request) (tx.Response, error) {
reqTx := req.Tx
for _, msg := range reqTx.GetMsgs() {
if _, ok := msg.(*evmtypes.MsgEthereumTx); ok {
@ -67,7 +61,7 @@ func (rmd RejectMessagesDecorator) SimulateTx(ctx context.Context, req tx.Reques
}
}
return rmd.next.SimulateTx(ctx, req)
return tx.Response{}, nil
}
var _ tx.Handler = RejectMessagesDecorator{}
var _ tx.Handler = RejectMessagesMiddleware{}

2
encoding/codec/codec.go
View File

@ -6,7 +6,6 @@ import (
"github.com/cosmos/cosmos-sdk/std"
sdk "github.com/cosmos/cosmos-sdk/types"
txtypes "github.com/cosmos/cosmos-sdk/types/tx"
cryptocodec "github.com/tharsis/ethermint/crypto/codec"
ethermint "github.com/tharsis/ethermint/types"
)
@ -21,7 +20,6 @@ func RegisterLegacyAminoCodec(cdc *codec.LegacyAmino) {
// RegisterInterfaces registers Interfaces from types, crypto, and SDK std.
func RegisterInterfaces(interfaceRegistry codectypes.InterfaceRegistry) {
std.RegisterInterfaces(interfaceRegistry)
txtypes.RegisterInterfaces(interfaceRegistry)
cryptocodec.RegisterInterfaces(interfaceRegistry)
ethermint.RegisterInterfaces(interfaceRegistry)
}

117
rpc/apis.go
View File

@ -3,6 +3,8 @@
package rpc
import (
"fmt"
"github.com/cosmos/cosmos-sdk/client"
"github.com/cosmos/cosmos-sdk/server"
@ -35,92 +37,96 @@ const (
apiVersion = "1.0"
)
// GetRPCAPIs returns the list of all APIs
func GetRPCAPIs(ctx *server.Context, clientCtx client.Context, tmWSClient *rpcclient.WSClient, selectedAPIs []string) []rpc.API {
nonceLock := new(types.AddrLocker)
evmBackend := backend.NewEVMBackend(ctx, ctx.Logger, clientCtx)
// APICreator creates the json-rpc api implementations.
type APICreator = func(*server.Context, client.Context, *rpcclient.WSClient) []rpc.API
var apis []rpc.API
// remove duplicates
selectedAPIs = unique(selectedAPIs)
// apiCreators defines the json-rpc api namespaces.
var apiCreators map[string]APICreator
for index := range selectedAPIs {
switch selectedAPIs[index] {
case EthNamespace:
apis = append(apis,
rpc.API{
func init() {
apiCreators = map[string]APICreator{
EthNamespace: func(ctx *server.Context, clientCtx client.Context, tmWSClient *rpcclient.WSClient) []rpc.API {
nonceLock := new(types.AddrLocker)
evmBackend := backend.NewEVMBackend(ctx, ctx.Logger, clientCtx)
return []rpc.API{
{
Namespace: EthNamespace,
Version: apiVersion,
Service: eth.NewPublicAPI(ctx.Logger, clientCtx, evmBackend, nonceLock),
Public: true,
},
rpc.API{
{
Namespace: EthNamespace,
Version: apiVersion,
Service: filters.NewPublicAPI(ctx.Logger, clientCtx, tmWSClient, evmBackend),
Public: true,
},
)
case Web3Namespace:
apis = append(apis,
rpc.API{
}
},
Web3Namespace: func(*server.Context, client.Context, *rpcclient.WSClient) []rpc.API {
return []rpc.API{
{
Namespace: Web3Namespace,
Version: apiVersion,
Service: web3.NewPublicAPI(),
Public: true,
},
)
case NetNamespace:
apis = append(apis,
rpc.API{
}
},
NetNamespace: func(_ *server.Context, clientCtx client.Context, _ *rpcclient.WSClient) []rpc.API {
return []rpc.API{
{
Namespace: NetNamespace,
Version: apiVersion,
Service: net.NewPublicAPI(clientCtx),
Public: true,
},
)
case PersonalNamespace:
apis = append(apis,
rpc.API{
}
},
PersonalNamespace: func(ctx *server.Context, clientCtx client.Context, _ *rpcclient.WSClient) []rpc.API {
evmBackend := backend.NewEVMBackend(ctx, ctx.Logger, clientCtx)
return []rpc.API{
{
Namespace: PersonalNamespace,
Version: apiVersion,
Service: personal.NewAPI(ctx.Logger, clientCtx, evmBackend),
Public: false,
},
)
case TxPoolNamespace:
apis = append(apis,
rpc.API{
}
},
TxPoolNamespace: func(ctx *server.Context, _ client.Context, _ *rpcclient.WSClient) []rpc.API {
return []rpc.API{
{
Namespace: TxPoolNamespace,
Version: apiVersion,
Service: txpool.NewPublicAPI(ctx.Logger),
Public: true,
},
)
case DebugNamespace:
apis = append(apis,
rpc.API{
}
},
DebugNamespace: func(ctx *server.Context, clientCtx client.Context, _ *rpcclient.WSClient) []rpc.API {
evmBackend := backend.NewEVMBackend(ctx, ctx.Logger, clientCtx)
return []rpc.API{
{
Namespace: DebugNamespace,
Version: apiVersion,
Service: debug.NewAPI(ctx, evmBackend, clientCtx),
Public: true,
},
)
case MinerNamespace:
apis = append(apis,
rpc.API{
}
},
MinerNamespace: func(ctx *server.Context, clientCtx client.Context, _ *rpcclient.WSClient) []rpc.API {
evmBackend := backend.NewEVMBackend(ctx, ctx.Logger, clientCtx)
return []rpc.API{
{
Namespace: MinerNamespace,
Version: apiVersion,
Service: miner.NewPrivateAPI(ctx, clientCtx, evmBackend),
Public: false,
},
)
default:
ctx.Logger.Error("invalid namespace value", "namespace", selectedAPIs[index])
}
}
},
}
return apis
}
func unique(intSlice []string) []string {
@ -134,3 +140,28 @@ func unique(intSlice []string) []string {
}
return list
}
// GetRPCAPIs returns the list of all APIs
func GetRPCAPIs(ctx *server.Context, clientCtx client.Context, tmWSClient *rpcclient.WSClient, selectedAPIs []string) []rpc.API {
var apis []rpc.API
for _, ns := range selectedAPIs {
if creator, ok := apiCreators[ns]; ok {
apis = append(apis, creator(ctx, clientCtx, tmWSClient)...)
} else {
ctx.Logger.Error("invalid namespace value", "namespace", ns)
}
}
return apis
}
// RegisterAPINamespace registers a new API namespace with the API creator.
// This function fails if the namespace is already registered.
func RegisterAPINamespace(ns string, creator APICreator) error {
if _, ok := apiCreators[ns]; ok {
return fmt.Errorf("duplicated api namespace %s", ns)
}
apiCreators[ns] = creator
return nil
}

4
scripts/integration-test-all.sh
View File

@ -144,7 +144,7 @@ if [[ -z $TEST || $TEST == "integration" ]] ; then
for i in $(seq 1 "$TEST_QTD"); do
HOST_RPC=http://$IP_ADDR:$RPC_PORT"$i"
echo "going to test ethermint node $HOST_RPC ..."
echo "going to test chibaclonk node $HOST_RPC ..."
MODE=$MODE HOST=$HOST_RPC go test ./tests/e2e/... -timeout=$time_out -v -short
TEST_FAIL=$?
done
@ -158,7 +158,7 @@ if [[ -z $TEST || $TEST == "rpc" || $TEST == "pending" ]]; then
for i in $(seq 1 "$TEST_QTD"); do
HOST_RPC=http://$IP_ADDR:$RPC_PORT"$i"
echo "going to test ethermint node $HOST_RPC ..."
echo "going to test chibaclonk node $HOST_RPC ..."
MODE=$MODE HOST=$HOST_RPC go test ./tests/rpc/... -timeout=$time_out -v -short
TEST_FAIL=$?

10
x/evm/module.go
View File

@ -170,11 +170,13 @@ func (am AppModule) ExportGenesis(ctx sdk.Context, cdc codec.JSONCodec) json.Raw
// RandomizedParams creates randomized evm param changes for the simulator.
func (AppModule) RandomizedParams(r *rand.Rand) []simtypes.ParamChange {
return nil
return simulation.ParamChanges(r)
}
// RegisterStoreDecoder registers a decoder for evm module's types
func (am AppModule) RegisterStoreDecoder(sdr sdk.StoreDecoderRegistry) {}
func (am AppModule) RegisterStoreDecoder(sdr sdk.StoreDecoderRegistry) {
sdr[types.StoreKey] = simulation.NewDecodeStore()
}
// ProposalContents doesn't return any content functions for governance proposals.
func (AppModule) ProposalContents(simState module.SimulationState) []simtypes.WeightedProposalContent {
@ -188,5 +190,7 @@ func (AppModule) GenerateGenesisState(simState *module.SimulationState) {
// WeightedOperations returns the all the evm module operations with their respective weights.
func (am AppModule) WeightedOperations(simState module.SimulationState) []simtypes.WeightedOperation {
return nil
return simulation.WeightedOperations(
simState.AppParams, simState.Cdc, am.ak, am.keeper,
)
}

31
x/evm/simulation/decoder.go Normal file
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@ -0,0 +1,31 @@
package simulation
import (
"bytes"
"fmt"
"github.com/cosmos/cosmos-sdk/types/kv"
"github.com/ethereum/go-ethereum/common"
"github.com/tharsis/ethermint/x/evm/types"
)
// NewDecodeStore returns a decoder function closure that unmarshals the KVPair's
// Value to the corresponding evm type.
func NewDecodeStore() func(kvA, kvB kv.Pair) string {
return func(kvA, kvB kv.Pair) string {
switch {
case bytes.Equal(kvA.Key[:1], types.KeyPrefixStorage):
storageHashA := common.BytesToHash(kvA.Value).Hex()
storageHashB := common.BytesToHash(kvB.Value).Hex()
return fmt.Sprintf("%v\n%v", storageHashA, storageHashB)
case bytes.Equal(kvA.Key[:1], types.KeyPrefixCode):
codeHashA := common.BytesToHash(kvA.Value).Hex()
codeHashB := common.BytesToHash(kvB.Value).Hex()
return fmt.Sprintf("%v\n%v", codeHashA, codeHashB)
default:
panic(fmt.Sprintf("invalid evm key prefix %X", kvA.Key[:1]))
}
}
}

10
x/evm/simulation/genesis.go
View File

@ -3,12 +3,22 @@ package simulation
import (
"encoding/json"
"fmt"
"math/rand"
"github.com/cosmos/cosmos-sdk/types/module"
"github.com/tharsis/ethermint/x/evm/types"
)
// GenExtraEIPs randomly generates specific extra eips or not.
func genExtraEIPs(r *rand.Rand) []int64 {
var extraEIPs []int64
if r.Uint32()%2 == 0 {
extraEIPs = []int64{1344, 1884, 2200, 2929, 3198, 3529}
}
return extraEIPs
}
// RandomizedGenState generates a random GenesisState for nft
func RandomizedGenState(simState *module.SimulationState) {
params := types.NewParams(types.DefaultEVMDenom, true, true, types.DefaultChainConfig())

302
x/evm/simulation/opereations.go Normal file
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@ -0,0 +1,302 @@
package simulation
import (
"encoding/json"
"fmt"
"math/big"
"math/rand"
"time"
"github.com/cosmos/cosmos-sdk/baseapp"
"github.com/cosmos/cosmos-sdk/client"
"github.com/cosmos/cosmos-sdk/codec"
codectypes "github.com/cosmos/cosmos-sdk/codec/types"
sdk "github.com/cosmos/cosmos-sdk/types"
sdktx "github.com/cosmos/cosmos-sdk/types/tx"
"github.com/cosmos/cosmos-sdk/types/module"
simtypes "github.com/cosmos/cosmos-sdk/types/simulation"
"github.com/cosmos/cosmos-sdk/x/auth/signing"
"github.com/cosmos/cosmos-sdk/x/auth/tx"
"github.com/cosmos/cosmos-sdk/x/simulation"
"github.com/ethereum/go-ethereum/common/hexutil"
ethtypes "github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/crypto"
cryptotypes "github.com/cosmos/cosmos-sdk/crypto/types"
"github.com/tharsis/ethermint/encoding"
"github.com/tharsis/ethermint/server/config"
"github.com/tharsis/ethermint/tests"
"github.com/tharsis/ethermint/x/evm/keeper"
"github.com/tharsis/ethermint/x/evm/types"
)
const (
/* #nosec */
OpWeightMsgEthSimpleTransfer = "op_weight_msg_eth_simple_transfer"
/* #nosec */
OpWeightMsgEthCreateContract = "op_weight_msg_eth_create_contract"
/* #nosec */
OpWeightMsgEthCallContract = "op_weight_msg_eth_call_contract"
)
const (
WeightMsgEthSimpleTransfer = 50
WeightMsgEthCreateContract = 50
)
var ErrNoEnoughBalance = fmt.Errorf("no enough balance")
var maxWaitSeconds = 10
type simulateContext struct {
context sdk.Context
bapp *baseapp.BaseApp
rand *rand.Rand
keeper *keeper.Keeper
}
// WeightedOperations generate Two kinds of operations: SimulateEthSimpleTransfer, SimulateEthCreateContract.
// Contract call operations work as the future operations of SimulateEthCreateContract.
func WeightedOperations(
appParams simtypes.AppParams, cdc codec.JSONCodec, ak types.AccountKeeper, k *keeper.Keeper,
) simulation.WeightedOperations {
var (
weightMsgEthSimpleTransfer int
weightMsgEthCreateContract int
)
appParams.GetOrGenerate(cdc, OpWeightMsgEthSimpleTransfer, &weightMsgEthSimpleTransfer, nil,
func(_ *rand.Rand) {
weightMsgEthSimpleTransfer = WeightMsgEthSimpleTransfer
},
)
appParams.GetOrGenerate(cdc, OpWeightMsgEthCreateContract, &weightMsgEthCreateContract, nil,
func(_ *rand.Rand) {
weightMsgEthCreateContract = WeightMsgEthCreateContract
},
)
return simulation.WeightedOperations{
simulation.NewWeightedOperation(
weightMsgEthSimpleTransfer,
SimulateEthSimpleTransfer(ak, k),
),
simulation.NewWeightedOperation(
weightMsgEthCreateContract,
SimulateEthCreateContract(ak, k),
),
}
}
// SimulateEthSimpleTransfer simulate simple eth account transferring gas token.
// It randomly choose sender, recipient and transferable amount.
// Other tx details like nonce, gasprice, gaslimit are calculated to get valid value.
func SimulateEthSimpleTransfer(ak types.AccountKeeper, k *keeper.Keeper) simtypes.Operation {
return func(
r *rand.Rand, bapp *baseapp.BaseApp, ctx sdk.Context, accs []simtypes.Account, chainID string,
) (simtypes.OperationMsg, []simtypes.FutureOperation, error) {
simAccount, _ := simtypes.RandomAcc(r, accs)
var recipient simtypes.Account
if r.Intn(2) == 1 {
recipient, _ = simtypes.RandomAcc(r, accs)
} else {
recipient = simtypes.RandomAccounts(r, 1)[0]
}
from := common.BytesToAddress(simAccount.Address)
to := common.BytesToAddress(recipient.Address)
simulateContext := &simulateContext{ctx, bapp, r, k}
return SimulateEthTx(simulateContext, &from, &to, nil, (*hexutil.Bytes)(&[]byte{}), simAccount.PrivKey, nil)
}
}
// SimulateEthCreateContract simulate create an ERC20 contract.
// It makes operationSimulateEthCallContract the future operations of SimulateEthCreateContract to ensure valid contract call.
func SimulateEthCreateContract(ak types.AccountKeeper, k *keeper.Keeper) simtypes.Operation {
return func(
r *rand.Rand, bapp *baseapp.BaseApp, ctx sdk.Context, accs []simtypes.Account, chainID string,
) (simtypes.OperationMsg, []simtypes.FutureOperation, error) {
simAccount, _ := simtypes.RandomAcc(r, accs)
from := common.BytesToAddress(simAccount.Address)
nonce := k.GetNonce(ctx, from)
ctorArgs, err := types.ERC20Contract.ABI.Pack("", from, sdk.NewIntWithDecimal(1000, 18).BigInt())
if err != nil {
return simtypes.NoOpMsg(types.ModuleName, types.TypeMsgEthereumTx, "can not pack owner and supply"), nil, err
}
data := types.ERC20Contract.Bin
data = append(data, ctorArgs...)
simulateContext := &simulateContext{ctx, bapp, r, k}
fops := make([]simtypes.FutureOperation, 1)
whenCall := ctx.BlockHeader().Time.Add(time.Duration(r.Intn(maxWaitSeconds)+1) * time.Second)
contractAddr := crypto.CreateAddress(from, nonce)
var tokenReceipient simtypes.Account
if r.Intn(2) == 1 {
tokenReceipient, _ = simtypes.RandomAcc(r, accs)
} else {
tokenReceipient = simtypes.RandomAccounts(r, 1)[0]
}
receipientAddr := common.BytesToAddress(tokenReceipient.Address)
fops[0] = simtypes.FutureOperation{
BlockTime: whenCall,
Op: operationSimulateEthCallContract(k, &contractAddr, &receipientAddr, nil),
}
return SimulateEthTx(simulateContext, &from, nil, nil, (*hexutil.Bytes)(&data), simAccount.PrivKey, fops)
}
}
// operationSimulateEthCallContract simulate calling an contract.
// It is always calling an ERC20 contract.
func operationSimulateEthCallContract(k *keeper.Keeper, contractAddr, to *common.Address, amount *big.Int) simtypes.Operation {
return func(
r *rand.Rand, bapp *baseapp.BaseApp, ctx sdk.Context, accs []simtypes.Account, chainID string,
) (simtypes.OperationMsg, []simtypes.FutureOperation, error) {
simAccount, _ := simtypes.RandomAcc(r, accs)
from := common.BytesToAddress(simAccount.Address)
ctorArgs, err := types.ERC20Contract.ABI.Pack("transfer", to, amount)
if err != nil {
return simtypes.NoOpMsg(types.ModuleName, types.TypeMsgEthereumTx, "can not pack method and args"), nil, err
}
data := types.ERC20Contract.Bin
data = append(data, ctorArgs...)
simulateContext := &simulateContext{ctx, bapp, r, k}
return SimulateEthTx(simulateContext, &from, contractAddr, nil, (*hexutil.Bytes)(&data), simAccount.PrivKey, nil)
}
}
// SimulateEthTx creates valid ethereum tx and pack it as cosmos tx, and deliver it.
func SimulateEthTx(
ctx *simulateContext, from, to *common.Address, amount *big.Int, data *hexutil.Bytes, prv cryptotypes.PrivKey, fops []simtypes.FutureOperation,
) (simtypes.OperationMsg, []simtypes.FutureOperation, error) {
ethTx, err := CreateRandomValidEthTx(ctx, from, nil, nil, data)
if err == ErrNoEnoughBalance {
return simtypes.NoOpMsg(types.ModuleName, types.TypeMsgEthereumTx, "no enough balance"), nil, nil
}
if err != nil {
return simtypes.NoOpMsg(types.ModuleName, types.TypeMsgEthereumTx, "can not create valid eth tx"), nil, err
}
txConfig := encoding.MakeConfig(module.NewBasicManager()).TxConfig
txBuilder := txConfig.NewTxBuilder()
signedTx, err := GetSignedTx(ctx, txBuilder, ethTx, prv)
if err != nil {
return simtypes.NoOpMsg(types.ModuleName, types.TypeMsgEthereumTx, "can not sign ethereum tx"), nil, err
}
_, _, err = ctx.bapp.SimDeliver(txConfig.TxEncoder(), signedTx)
if err != nil {
return simtypes.NoOpMsg(types.ModuleName, types.TypeMsgEthereumTx, "failed to deliver tx"), nil, err
}
return simtypes.OperationMsg{}, fops, nil
}
// CreateRandomValidEthTx create the ethereum tx with valid random values
func CreateRandomValidEthTx(ctx *simulateContext, from, to *common.Address, amount *big.Int, data *hexutil.Bytes) (ethTx *types.MsgEthereumTx, err error) {
estimateGas, err := EstimateGas(ctx, from, to, data)
if err != nil {
return nil, err
}
gasLimit := estimateGas + uint64(ctx.rand.Intn(int(sdktx.MaxGasWanted-estimateGas)))
ethChainID := ctx.keeper.ChainID()
chainConfig := ctx.keeper.GetParams(ctx.context).ChainConfig.EthereumConfig(ethChainID)
gasPrice := ctx.keeper.BaseFee(ctx.context, chainConfig)
gasFeeCap := new(big.Int).Add(gasPrice, big.NewInt(int64(ctx.rand.Int())))
gasTipCap := big.NewInt(int64(ctx.rand.Int()))
nonce := ctx.keeper.GetNonce(ctx.context, *from)
if amount == nil {
amount, err = RandomTransferableAmount(ctx, *from, gasLimit, gasFeeCap)
if err != nil {
return nil, err
}
}
ethTx = types.NewTx(ethChainID, nonce, to, amount, gasLimit, gasPrice, gasFeeCap, gasTipCap, *data, nil)
ethTx.From = from.String()
return ethTx, nil
}
// GetSignedTx sign the ethereum tx and packs it as a signing.Tx .
func GetSignedTx(ctx *simulateContext, txBuilder client.TxBuilder, msg *types.MsgEthereumTx, prv cryptotypes.PrivKey) (signedTx signing.Tx, err error) {
builder, ok := txBuilder.(tx.ExtensionOptionsTxBuilder)
if !ok {
return nil, fmt.Errorf("can not initiate ExtensionOptionsTxBuilder")
}
option, err := codectypes.NewAnyWithValue(&types.ExtensionOptionsEthereumTx{})
if err != nil {
return nil, err
}
builder.SetExtensionOptions(option)
if err := msg.Sign(ethtypes.LatestSignerForChainID(ctx.keeper.ChainID()), tests.NewSigner(prv)); err != nil {
return nil, err
}
if err = builder.SetMsgs(msg); err != nil {
return nil, err
}
txData, err := types.UnpackTxData(msg.Data)
if err != nil {
return nil, err
}
fees := sdk.NewCoins(sdk.NewCoin(ctx.keeper.GetParams(ctx.context).EvmDenom, sdk.NewIntFromBigInt(txData.Fee())))
builder.SetFeeAmount(fees)
builder.SetGasLimit(msg.GetGas())
signedTx = builder.GetTx()
return signedTx, nil
}
// RandomTransferableAmount generates a random valid transferable amount.
// Transferable amount is between the range [0, spendable), spendable = balance - gasFeeCap * GasLimit.
func RandomTransferableAmount(ctx *simulateContext, address common.Address, gasLimit uint64, gasFeeCap *big.Int) (amount *big.Int, err error) {
balance := ctx.keeper.GetBalance(ctx.context, address)
feeLimit := new(big.Int).Mul(gasFeeCap, big.NewInt(int64(gasLimit)))
if (feeLimit.Cmp(balance)) > 0 {
return nil, ErrNoEnoughBalance
}
spendable := new(big.Int).Sub(balance, feeLimit)
if spendable.Cmp(big.NewInt(0)) == 0 {
amount = new(big.Int).Set(spendable)
return amount, nil
}
simAmount, err := simtypes.RandPositiveInt(ctx.rand, sdk.NewIntFromBigInt(spendable))
if err != nil {
return nil, err
}
amount = simAmount.BigInt()
return amount, nil
}
// EstimateGas estimates the gas used by quering the keeper.
func EstimateGas(ctx *simulateContext, from, to *common.Address, data *hexutil.Bytes) (gas uint64, err error) {
args, err := json.Marshal(&types.TransactionArgs{To: to, From: from, Data: data})
if err != nil {
return 0, err
}
res, err := ctx.keeper.EstimateGas(sdk.WrapSDKContext(ctx.context), &types.EthCallRequest{
Args: args,
GasCap: config.DefaultGasCap,
})
if err != nil {
return 0, err
}
return res.Gas, nil
}

28
x/evm/simulation/params.go Normal file
View File

@ -0,0 +1,28 @@
package simulation
// DONTCOVER
import (
"fmt"
"math/rand"
simtypes "github.com/cosmos/cosmos-sdk/types/simulation"
"github.com/cosmos/cosmos-sdk/x/simulation"
"github.com/tharsis/ethermint/x/evm/types"
)
const (
keyExtraEIPs = "ExtraEIPs"
)
// ParamChanges defines the parameters that can be modified by param change proposals
// on the simulation.
func ParamChanges(r *rand.Rand) []simtypes.ParamChange {
return []simtypes.ParamChange{
simulation.NewSimParamChange(types.ModuleName, keyExtraEIPs,
func(r *rand.Rand) string {
return fmt.Sprintf("\"%d\"", genExtraEIPs(r))
},
),
}
}

8
x/evm/types/msg.go
View File

@ -11,7 +11,7 @@ import (
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
// "github.com/cosmos/cosmos-sdk/x/auth/ante"
authmiddleware "github.com/cosmos/cosmos-sdk/x/auth/middleware"
"github.com/cosmos/cosmos-sdk/x/auth/signing"
authtx "github.com/cosmos/cosmos-sdk/x/auth/tx"
@ -23,9 +23,9 @@ import (
)
var (
_ sdk.Msg = &MsgEthereumTx{}
_ sdk.Tx = &MsgEthereumTx{}
// _ ante.GasTx = &MsgEthereumTx{}
_ sdk.Msg = &MsgEthereumTx{}
_ sdk.Tx = &MsgEthereumTx{}
_ authmiddleware.GasTx = &MsgEthereumTx{}
_ codectypes.UnpackInterfacesMessage = MsgEthereumTx{}
)