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feat: add raw ethereum tx CLI (#712)

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Closes #709

fix index

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Co-authored-by: Federico Kunze Küllmer <31522760+fedekunze@users.noreply.github.com>

fix lint

transaction decoding unit test

test BuildTx

fix lint

changelog
This commit is contained in:
yihuang
2021-11-02 12:20:19 +01:00
committed by GitHub
co-authored by Federico Kunze Küllmer
parent d1446fc1f4
commit 10c49f7748
6 changed files with 334 additions and 81 deletions
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rpc/ethereum/namespaces/eth/api.go
+3 -30
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@@ -20,10 +20,8 @@ import (
"github.com/cosmos/cosmos-sdk/client"
"github.com/cosmos/cosmos-sdk/client/flags"
codectypes "github.com/cosmos/cosmos-sdk/codec/types"
"github.com/cosmos/cosmos-sdk/crypto/keyring"
sdk "github.com/cosmos/cosmos-sdk/types"
authtx "github.com/cosmos/cosmos-sdk/x/auth/tx"
authtypes "github.com/cosmos/cosmos-sdk/x/auth/types"
"github.com/ethereum/go-ethereum/accounts/keystore"
@@ -452,22 +450,6 @@ func (e *PublicAPI) SendRawTransaction(data hexutil.Bytes) (common.Hash, error)
return common.Hash{}, err
}
builder, ok := e.clientCtx.TxConfig.NewTxBuilder().(authtx.ExtensionOptionsTxBuilder)
if !ok {
e.logger.Error("clientCtx.TxConfig.NewTxBuilder returns unsupported builder")
}
option, err := codectypes.NewAnyWithValue(&evmtypes.ExtensionOptionsEthereumTx{})
if err != nil {
e.logger.Error("codectypes.NewAnyWithValue failed to pack an obvious value", "error", err.Error())
}
builder.SetExtensionOptions(option)
err = builder.SetMsgs(tx.GetMsgs()...)
if err != nil {
e.logger.Error("builder.SetMsgs failed", "error", err.Error())
}
// Query params to use the EVM denomination
res, err := e.queryClient.QueryClient.Params(e.ctx, &evmtypes.QueryParamsRequest{})
if err != nil {
@@ -475,23 +457,14 @@ func (e *PublicAPI) SendRawTransaction(data hexutil.Bytes) (common.Hash, error)
return common.Hash{}, err
}
txData, err := evmtypes.UnpackTxData(ethereumTx.Data)
cosmosTx, err := ethereumTx.BuildTx(e.clientCtx.TxConfig.NewTxBuilder(), res.Params.EvmDenom)
if err != nil {
e.logger.Error("failed to unpack tx data", "error", err.Error())
e.logger.Error("failed to build cosmos tx", "error", err.Error())
return common.Hash{}, err
}
fees := sdk.Coins{
{
Denom: res.Params.EvmDenom,
Amount: sdk.NewIntFromBigInt(txData.Fee()),
},
}
builder.SetFeeAmount(fees)
builder.SetGasLimit(ethereumTx.GetGas())
// Encode transaction by default Tx encoder
txBytes, err := e.clientCtx.TxConfig.TxEncoder()(builder.GetTx())
txBytes, err := e.clientCtx.TxConfig.TxEncoder()(cosmosTx)
if err != nil {
e.logger.Error("failed to encode eth tx using default encoder", "error", err.Error())
return common.Hash{}, err