laconicd/app/ante/handler_options.go
2022-10-10 16:08:33 +05:30

113 lines
5.4 KiB
Go

package ante
import (
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
"github.com/cosmos/cosmos-sdk/types/tx/signing"
"github.com/cosmos/cosmos-sdk/x/auth/ante"
authsigning "github.com/cosmos/cosmos-sdk/x/auth/signing"
authtypes "github.com/cosmos/cosmos-sdk/x/auth/types"
ibcante "github.com/cosmos/ibc-go/v5/modules/core/ante"
ibckeeper "github.com/cosmos/ibc-go/v5/modules/core/keeper"
evmtypes "github.com/cerc-io/laconicd/x/evm/types"
)
// HandlerOptions extend the SDK's AnteHandler options by requiring the IBC
// channel keeper, EVM Keeper and Fee Market Keeper.
type HandlerOptions struct {
AccountKeeper evmtypes.AccountKeeper
BankKeeper evmtypes.BankKeeper
IBCKeeper *ibckeeper.Keeper
FeeMarketKeeper evmtypes.FeeMarketKeeper
EvmKeeper EVMKeeper
FeegrantKeeper ante.FeegrantKeeper
SignModeHandler authsigning.SignModeHandler
SigGasConsumer func(meter sdk.GasMeter, sig signing.SignatureV2, params authtypes.Params) error
MaxTxGasWanted uint64
ExtensionOptionChecker ante.ExtensionOptionChecker
TxFeeChecker ante.TxFeeChecker
}
func (options HandlerOptions) validate() error {
if options.AccountKeeper == nil {
return sdkerrors.Wrap(sdkerrors.ErrLogic, "account keeper is required for AnteHandler")
}
if options.BankKeeper == nil {
return sdkerrors.Wrap(sdkerrors.ErrLogic, "bank keeper is required for AnteHandler")
}
if options.SignModeHandler == nil {
return sdkerrors.Wrap(sdkerrors.ErrLogic, "sign mode handler is required for ante builder")
}
if options.FeeMarketKeeper == nil {
return sdkerrors.Wrap(sdkerrors.ErrLogic, "fee market keeper is required for AnteHandler")
}
if options.EvmKeeper == nil {
return sdkerrors.Wrap(sdkerrors.ErrLogic, "evm keeper is required for AnteHandler")
}
return nil
}
func newEthAnteHandler(options HandlerOptions) sdk.AnteHandler {
return sdk.ChainAnteDecorators(
NewEthSetUpContextDecorator(options.EvmKeeper), // outermost AnteDecorator. SetUpContext must be called first
NewEthMempoolFeeDecorator(options.EvmKeeper), // Check eth effective gas price against minimal-gas-prices
NewEthMinGasPriceDecorator(options.FeeMarketKeeper, options.EvmKeeper), // Check eth effective gas price against the global MinGasPrice
NewEthValidateBasicDecorator(options.EvmKeeper),
NewEthSigVerificationDecorator(options.EvmKeeper),
NewEthAccountVerificationDecorator(options.AccountKeeper, options.EvmKeeper),
NewCanTransferDecorator(options.EvmKeeper),
NewEthGasConsumeDecorator(options.EvmKeeper, options.MaxTxGasWanted),
NewEthIncrementSenderSequenceDecorator(options.AccountKeeper), // innermost AnteDecorator.
NewGasWantedDecorator(options.EvmKeeper, options.FeeMarketKeeper),
NewEthEmitEventDecorator(options.EvmKeeper), // emit eth tx hash and index at the very last ante handler.
)
}
func newCosmosAnteHandler(options HandlerOptions) sdk.AnteHandler {
return sdk.ChainAnteDecorators(
RejectMessagesDecorator{}, // reject MsgEthereumTxs
ante.NewSetUpContextDecorator(),
ante.NewExtensionOptionsDecorator(options.ExtensionOptionChecker),
NewMinGasPriceDecorator(options.FeeMarketKeeper, options.EvmKeeper),
ante.NewValidateBasicDecorator(),
ante.NewTxTimeoutHeightDecorator(),
ante.NewValidateMemoDecorator(options.AccountKeeper),
ante.NewConsumeGasForTxSizeDecorator(options.AccountKeeper),
ante.NewDeductFeeDecorator(options.AccountKeeper, options.BankKeeper, options.FeegrantKeeper, options.TxFeeChecker),
// SetPubKeyDecorator must be called before all signature verification decorators
ante.NewSetPubKeyDecorator(options.AccountKeeper),
ante.NewValidateSigCountDecorator(options.AccountKeeper),
ante.NewSigGasConsumeDecorator(options.AccountKeeper, options.SigGasConsumer),
ante.NewSigVerificationDecorator(options.AccountKeeper, options.SignModeHandler),
ante.NewIncrementSequenceDecorator(options.AccountKeeper),
ibcante.NewRedundantRelayDecorator(options.IBCKeeper),
NewGasWantedDecorator(options.EvmKeeper, options.FeeMarketKeeper),
)
}
func newCosmosAnteHandlerEip712(options HandlerOptions) sdk.AnteHandler {
return sdk.ChainAnteDecorators(
RejectMessagesDecorator{}, // reject MsgEthereumTxs
ante.NewSetUpContextDecorator(),
// NOTE: extensions option decorator removed
// ante.NewRejectExtensionOptionsDecorator(),
NewMinGasPriceDecorator(options.FeeMarketKeeper, options.EvmKeeper),
ante.NewValidateBasicDecorator(),
ante.NewTxTimeoutHeightDecorator(),
ante.NewValidateMemoDecorator(options.AccountKeeper),
ante.NewConsumeGasForTxSizeDecorator(options.AccountKeeper),
ante.NewDeductFeeDecorator(options.AccountKeeper, options.BankKeeper, options.FeegrantKeeper, options.TxFeeChecker),
// SetPubKeyDecorator must be called before all signature verification decorators
ante.NewSetPubKeyDecorator(options.AccountKeeper),
ante.NewValidateSigCountDecorator(options.AccountKeeper),
ante.NewSigGasConsumeDecorator(options.AccountKeeper, options.SigGasConsumer),
// Note: signature verification uses EIP instead of the cosmos signature validator
NewEip712SigVerificationDecorator(options.AccountKeeper, options.SignModeHandler),
ante.NewIncrementSequenceDecorator(options.AccountKeeper),
ibcante.NewRedundantRelayDecorator(options.IBCKeeper),
NewGasWantedDecorator(options.EvmKeeper, options.FeeMarketKeeper),
)
}