forked from cerc-io/laconicd-deprecated
7d8664043e
* support batch eth tx Closes: 896 Allow multiple MsgEthereumTx in single tx * fix transaction receipt api * fix tx receipt api and accumulate tx gas used * fix lint * fix test * fix rpc test * cleanup * fix cumulativeGasUsed and gasUsed * fix lint * Update app/ante/eth.go Co-authored-by: Federico Kunze Küllmer <31522760+fedekunze@users.noreply.github.com> * Update app/ante/eth.go Co-authored-by: Federico Kunze Küllmer <31522760+fedekunze@users.noreply.github.com> * Update rpc/ethereum/backend/utils.go Co-authored-by: Federico Kunze Küllmer <31522760+fedekunze@users.noreply.github.com> * pr suggestions * typo * fix lint Co-authored-by: Federico Kunze Küllmer <31522760+fedekunze@users.noreply.github.com>
89 lines
2.7 KiB
Go
89 lines
2.7 KiB
Go
package keeper
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import (
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"context"
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"encoding/json"
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"fmt"
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"strconv"
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tmbytes "github.com/tendermint/tendermint/libs/bytes"
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tmtypes "github.com/tendermint/tendermint/types"
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sdk "github.com/cosmos/cosmos-sdk/types"
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sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
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"github.com/tharsis/ethermint/x/evm/types"
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)
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var _ types.MsgServer = &Keeper{}
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// EthereumTx implements the gRPC MsgServer interface. It receives a transaction which is then
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// executed (i.e applied) against the go-ethereum EVM. The provided SDK Context is set to the Keeper
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// so that it can implements and call the StateDB methods without receiving it as a function
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// parameter.
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func (k *Keeper) EthereumTx(goCtx context.Context, msg *types.MsgEthereumTx) (*types.MsgEthereumTxResponse, error) {
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ctx := sdk.UnwrapSDKContext(goCtx)
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sender := msg.From
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tx := msg.AsTransaction()
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txIndex := k.GetTxIndexTransient(ctx)
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response, err := k.ApplyTransaction(ctx, tx)
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if err != nil {
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return nil, sdkerrors.Wrap(err, "failed to apply transaction")
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}
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attrs := []sdk.Attribute{
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sdk.NewAttribute(sdk.AttributeKeyAmount, tx.Value().String()),
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// add event for ethereum transaction hash format
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sdk.NewAttribute(types.AttributeKeyEthereumTxHash, response.Hash),
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// add event for index of valid ethereum tx
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sdk.NewAttribute(types.AttributeKeyTxIndex, strconv.FormatUint(txIndex, 10)),
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// add event for eth tx gas used, we can't get it from cosmos tx result when it contains multiple eth tx msgs.
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sdk.NewAttribute(types.AttributeKeyTxGasUsed, strconv.FormatUint(response.GasUsed, 10)),
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}
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if len(ctx.TxBytes()) > 0 {
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// add event for tendermint transaction hash format
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hash := tmbytes.HexBytes(tmtypes.Tx(ctx.TxBytes()).Hash())
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attrs = append(attrs, sdk.NewAttribute(types.AttributeKeyTxHash, hash.String()))
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}
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if to := tx.To(); to != nil {
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attrs = append(attrs, sdk.NewAttribute(types.AttributeKeyRecipient, to.Hex()))
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}
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if response.Failed() {
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attrs = append(attrs, sdk.NewAttribute(types.AttributeKeyEthereumTxFailed, response.VmError))
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}
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txLogAttrs := make([]sdk.Attribute, len(response.Logs))
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for i, log := range response.Logs {
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value, err := json.Marshal(log)
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if err != nil {
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return nil, sdkerrors.Wrap(err, "failed to encode log")
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}
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txLogAttrs[i] = sdk.NewAttribute(types.AttributeKeyTxLog, string(value))
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}
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// emit events
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ctx.EventManager().EmitEvents(sdk.Events{
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sdk.NewEvent(
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types.EventTypeEthereumTx,
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attrs...,
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),
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sdk.NewEvent(
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types.EventTypeTxLog,
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txLogAttrs...,
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),
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sdk.NewEvent(
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sdk.EventTypeMessage,
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sdk.NewAttribute(sdk.AttributeKeyModule, types.AttributeValueCategory),
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sdk.NewAttribute(sdk.AttributeKeySender, sender),
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sdk.NewAttribute(types.AttributeKeyTxType, fmt.Sprintf("%d", tx.Type())),
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),
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})
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return response, nil
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}
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