laconicd-deprecated/app/ante/reject_msgs.go
Federico Kunze Küllmer 4cb2737647
ante: update ante handler internals (#866)
* update ante handler internals

* update options

* changelog
2022-01-02 23:44:46 +01:00

26 lines
916 B
Go

package ante
import (
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
evmtypes "github.com/tharsis/ethermint/x/evm/types"
)
// RejectMessagesDecorator prevents invalid msg types from being executed
type RejectMessagesDecorator struct{}
// AnteHandle rejects messages that requires ethereum-specific authentication.
// For example `MsgEthereumTx` requires fee to be deducted in the antehandler in
// order to perform the refund.
func (rmd RejectMessagesDecorator) AnteHandle(ctx sdk.Context, tx sdk.Tx, simulate bool, next sdk.AnteHandler) (newCtx sdk.Context, err error) {
for _, msg := range tx.GetMsgs() {
if _, ok := msg.(*evmtypes.MsgEthereumTx); ok {
return ctx, sdkerrors.Wrapf(
sdkerrors.ErrInvalidType,
"MsgEthereumTx needs to be contained within a tx with 'ExtensionOptionsEthereumTx' option",
)
}
}
return next(ctx, tx, simulate)
}