16fb2e1110
* imp(ante): refactor AnteHandler * fix test * test * Adjust deprecated sdkerrors import (#1493) * refactor test files * Apply suggestions from code review Co-authored-by: 4rgon4ut <59182467+4rgon4ut@users.noreply.github.com> * lint * prioritization comment * fix test Co-authored-by: MalteHerrmann <42640438+MalteHerrmann@users.noreply.github.com> Co-authored-by: 4rgon4ut <59182467+4rgon4ut@users.noreply.github.com>
27 lines
949 B
Go
27 lines
949 B
Go
package ante
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import (
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errorsmod "cosmossdk.io/errors"
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sdk "github.com/cosmos/cosmos-sdk/types"
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errortypes "github.com/cosmos/cosmos-sdk/types/errors"
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evmtypes "github.com/evmos/ethermint/x/evm/types"
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)
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// RejectMessagesDecorator prevents invalid msg types from being executed
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type RejectMessagesDecorator struct{}
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// AnteHandle rejects messages that requires ethereum-specific authentication.
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// For example `MsgEthereumTx` requires fee to be deducted in the antehandler in
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// order to perform the refund.
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func (rmd RejectMessagesDecorator) AnteHandle(ctx sdk.Context, tx sdk.Tx, simulate bool, next sdk.AnteHandler) (newCtx sdk.Context, err error) {
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for _, msg := range tx.GetMsgs() {
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if _, ok := msg.(*evmtypes.MsgEthereumTx); ok {
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return ctx, errorsmod.Wrapf(
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errortypes.ErrInvalidType,
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"MsgEthereumTx needs to be contained within a tx with 'ExtensionOptionsEthereumTx' option",
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)
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}
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}
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return next(ctx, tx, simulate)
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}
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