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middleware refactor

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This commit is contained in:
Roy Crihfield 2022-05-12 19:28:21 +08:00
parent 760cddf698
commit 3f946920ad
4 changed files with 81 additions and 120 deletions
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5
app/app.go
View File

@ -712,10 +712,7 @@ func (app *EthermintApp) setTxHandler(options middleware.HandlerOptions, txConfi
options.IndexEvents = indexEvents
txHandler, err := middleware.NewMiddleware(options)
if err != nil {
panic(err)
}
txHandler := middleware.NewTxHandler(options)
app.SetTxHandler(txHandler)
}

139
app/middleware/middleware.go
View File

@ -7,7 +7,7 @@ import (
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
"github.com/cosmos/cosmos-sdk/types/tx"
"github.com/cosmos/cosmos-sdk/types/tx/signing"
authante "github.com/cosmos/cosmos-sdk/x/auth/middleware"
authmiddleware "github.com/cosmos/cosmos-sdk/x/auth/middleware"
authtypes "github.com/cosmos/cosmos-sdk/x/auth/types"
"github.com/tharsis/ethermint/crypto/ethsecp256k1"
)
@ -16,128 +16,91 @@ const (
secp256k1VerifyCost uint64 = 21000
)
type MD struct {
ethMiddleware tx.Handler
cosmosMiddleware tx.Handler
cosmoseip712 tx.Handler
type txRouter struct {
eth, cosmos, eip712 tx.Handler
}
var _ tx.Handler = MD{}
var _ tx.Handler = txRouter{}
func NewMiddleware(options HandlerOptions) (tx.Handler, error) {
ethMiddleware, err := newEthAuthMiddleware(options)
if err != nil {
return nil, err
func NewTxHandler(options HandlerOptions) tx.Handler {
return authmiddleware.ComposeMiddlewares(
authmiddleware.NewRunMsgsTxHandler(options.MsgServiceRouter, options.LegacyRouter),
authmiddleware.NewTxDecoderMiddleware(options.TxDecoder),
NewTxRouterMiddleware(options),
)
}
func NewTxRouterMiddleware(options HandlerOptions) tx.Middleware {
ethMiddleware := newEthAuthMiddleware(options)
cosmoseip712 := newCosmosMiddlewareEip712(options)
cosmosMiddleware := newCosmosAuthMiddleware(options)
return func(txh tx.Handler) tx.Handler {
return txRouter{
eth: ethMiddleware(txh),
cosmos: cosmosMiddleware(txh),
eip712: cosmoseip712(txh),
}
cosmoseip712, err := newCosmosAnteHandlerEip712(options)
if err != nil {
return nil, err
}
cosmosMiddleware, err := newCosmosAuthMiddleware(options)
if err != nil {
return nil, err
}
return MD{
ethMiddleware: ethMiddleware,
cosmosMiddleware: cosmosMiddleware,
cosmoseip712: cosmoseip712,
}, nil
}
// CheckTx implements tx.Handler
func (md MD) CheckTx(ctx context.Context, req tx.Request, checkReq tx.RequestCheckTx) (tx.Response, tx.ResponseCheckTx, error) {
var anteHandler tx.Handler
reqTx := req.Tx
txWithExtensions, ok := reqTx.(authante.HasExtensionOptionsTx)
func (txh txRouter) route(req tx.Request) (tx.Handler, error) {
txWithExtensions, ok := req.Tx.(authmiddleware.HasExtensionOptionsTx)
if ok {
opts := txWithExtensions.GetExtensionOptions()
if len(opts) > 0 {
var next tx.Handler
switch typeURL := opts[0].GetTypeUrl(); typeURL {
case "/ethermint.evm.v1.ExtensionOptionsEthereumTx":
// handle as *evmtypes.MsgEthereumTx
anteHandler = md.ethMiddleware
next = txh.eth
case "/ethermint.types.v1.ExtensionOptionsWeb3Tx":
// handle as normal Cosmos SDK tx, except signature is checked for EIP712 representation
anteHandler = md.cosmoseip712
next = txh.eip712
default:
return tx.Response{}, tx.ResponseCheckTx{}, sdkerrors.Wrapf(
return nil, sdkerrors.Wrapf(
sdkerrors.ErrUnknownExtensionOptions,
"rejecting tx with unsupported extension option: %s", typeURL,
)
}
return anteHandler.CheckTx(ctx, req, checkReq)
return next, nil
}
}
// // handle as totally normal Cosmos SDK tx
// _, ok = reqTx.(sdk.Tx)
// if !ok {
// return tx.Response{}, tx.ResponseCheckTx{}, sdkerrors.Wrapf(sdkerrors.ErrUnknownRequest, "invalid transaction type: %T", reqTx)
// if _, ok = reqTx.(sdk.Tx); !ok {
// return nil, sdkerrors.Wrapf(sdkerrors.ErrUnknownRequest, "invalid transaction type: %T", reqTx)
// }
return txh.cosmos, nil
}
return md.cosmosMiddleware.CheckTx(ctx, req, checkReq)
// CheckTx implements tx.Handler
func (txh txRouter) CheckTx(ctx context.Context, req tx.Request, checkReq tx.RequestCheckTx) (res tx.Response, rct tx.ResponseCheckTx, err error) {
next, err := txh.route(req)
if err != nil {
return
}
return next.CheckTx(ctx, req, checkReq)
}
// DeliverTx implements tx.Handler
func (md MD) DeliverTx(ctx context.Context, req tx.Request) (tx.Response, error) {
var anteHandler tx.Handler
reqTx := req.Tx
txWithExtensions, ok := reqTx.(authante.HasExtensionOptionsTx)
if ok {
opts := txWithExtensions.GetExtensionOptions()
if len(opts) > 0 {
switch typeURL := opts[0].GetTypeUrl(); typeURL {
case "/ethermint.evm.v1.ExtensionOptionsEthereumTx":
// handle as *evmtypes.MsgEthereumTx
anteHandler = md.ethMiddleware
case "/ethermint.types.v1.ExtensionOptionsWeb3Tx":
// handle as normal Cosmos SDK tx, except signature is checked for EIP712 representation
anteHandler = md.cosmoseip712
default:
return tx.Response{}, sdkerrors.Wrapf(
sdkerrors.ErrUnknownExtensionOptions,
"rejecting tx with unsupported extension option: %s", typeURL,
)
func (txh txRouter) DeliverTx(ctx context.Context, req tx.Request) (res tx.Response, err error) {
next, err := txh.route(req)
if err != nil {
return
}
return anteHandler.DeliverTx(ctx, req)
}
}
return md.cosmosMiddleware.DeliverTx(ctx, req)
return next.DeliverTx(ctx, req)
}
// SimulateTx implements tx.Handler
func (md MD) SimulateTx(ctx context.Context, req tx.Request) (tx.Response, error) {
var anteHandler tx.Handler
reqTx := req.Tx
txWithExtensions, ok := reqTx.(authante.HasExtensionOptionsTx)
if ok {
opts := txWithExtensions.GetExtensionOptions()
if len(opts) > 0 {
switch typeURL := opts[0].GetTypeUrl(); typeURL {
case "/ethermint.evm.v1.ExtensionOptionsEthereumTx":
// handle as *evmtypes.MsgEthereumTx
anteHandler = md.ethMiddleware
case "/ethermint.types.v1.ExtensionOptionsWeb3Tx":
// handle as normal Cosmos SDK tx, except signature is checked for EIP712 representation
anteHandler = md.cosmoseip712
default:
return tx.Response{}, sdkerrors.Wrapf(
sdkerrors.ErrUnknownExtensionOptions,
"rejecting tx with unsupported extension option: %s", typeURL,
)
func (txh txRouter) SimulateTx(ctx context.Context, req tx.Request) (res tx.Response, err error) {
next, err := txh.route(req)
if err != nil {
return
}
return anteHandler.SimulateTx(ctx, req)
}
}
return md.cosmosMiddleware.SimulateTx(ctx, req)
return next.SimulateTx(ctx, req)
}
var _ authante.SignatureVerificationGasConsumer = DefaultSigVerificationGasConsumer
var _ authmiddleware.SignatureVerificationGasConsumer = DefaultSigVerificationGasConsumer
// DefaultSigVerificationGasConsumer is the default implementation of SignatureVerificationGasConsumer. It consumes gas
// for signature verification based upon the public key type. The cost is fetched from the given params and is matched
@ -152,5 +115,5 @@ func DefaultSigVerificationGasConsumer(
return nil
}
return authante.DefaultSigVerificationGasConsumer(meter, sig, params)
return authmiddleware.DefaultSigVerificationGasConsumer(meter, sig, params)
}

45
app/middleware/options.go
View File

@ -13,7 +13,7 @@ import (
authtypes "github.com/cosmos/cosmos-sdk/x/auth/types"
)
// HandlerOptions extend the SDK's AnteHandler options by requiring the IBC
// HandlerOptions extend the SDK's TxHandler options by requiring the IBC
// channel keeper, EVM Keeper and Fee Market Keeper.
type HandlerOptions struct {
Debug bool
@ -50,26 +50,25 @@ func (options HandlerOptions) Validate() error {
return sdkerrors.Wrap(sdkerrors.ErrLogic, "sign mode handler is required for middlewares")
}
if options.AccountKeeper == nil {
return sdkerrors.Wrap(sdkerrors.ErrLogic, "account keeper is required for AnteHandler")
return sdkerrors.Wrap(sdkerrors.ErrLogic, "account keeper is required for middlewares")
}
if options.BankKeeper == nil {
return sdkerrors.Wrap(sdkerrors.ErrLogic, "bank keeper is required for AnteHandler")
return sdkerrors.Wrap(sdkerrors.ErrLogic, "bank keeper is required for middlewares")
}
if options.SignModeHandler == nil {
return sdkerrors.Wrap(sdkerrors.ErrLogic, "sign mode handler is required for ante builder")
return sdkerrors.Wrap(sdkerrors.ErrLogic, "sign mode handler is required for middlewares")
}
if options.FeeMarketKeeper == nil {
return sdkerrors.Wrap(sdkerrors.ErrLogic, "fee market keeper is required for AnteHandler")
return sdkerrors.Wrap(sdkerrors.ErrLogic, "fee market keeper is required for middlewares")
}
if options.EvmKeeper == nil {
return sdkerrors.Wrap(sdkerrors.ErrLogic, "evm keeper is required for AnteHandler")
return sdkerrors.Wrap(sdkerrors.ErrLogic, "evm keeper is required for middlewares")
}
return nil
}
func newEthAuthMiddleware(options HandlerOptions) (tx.Handler, error) {
return authmiddleware.ComposeMiddlewares(
authmiddleware.NewRunMsgsTxHandler(options.MsgServiceRouter, options.LegacyRouter),
func newEthAuthMiddleware(options HandlerOptions) tx.Middleware {
stack := []tx.Middleware{
NewEthSetUpContextMiddleware(options.EvmKeeper),
NewEthMempoolFeeMiddleware(options.EvmKeeper),
NewEthValidateBasicMiddleware(options.EvmKeeper),
@ -78,13 +77,14 @@ func newEthAuthMiddleware(options HandlerOptions) (tx.Handler, error) {
NewEthGasConsumeMiddleware(options.EvmKeeper, options.MaxTxGasWanted),
NewCanTransferMiddleware(options.EvmKeeper),
NewEthIncrementSenderSequenceMiddleware(options.AccountKeeper),
), nil
}
return func(txh tx.Handler) tx.Handler {
return authmiddleware.ComposeMiddlewares(txh, stack...)
}
}
func newCosmosAuthMiddleware(options HandlerOptions) (tx.Handler, error) {
return authmiddleware.ComposeMiddlewares(
authmiddleware.NewRunMsgsTxHandler(options.MsgServiceRouter, options.LegacyRouter),
authmiddleware.NewTxDecoderMiddleware(options.TxDecoder),
func newCosmosAuthMiddleware(options HandlerOptions) tx.Middleware {
stack := []tx.Middleware{
NewRejectMessagesMiddleware,
// Set a new GasMeter on sdk.Context.
//
@ -123,15 +123,15 @@ func newCosmosAuthMiddleware(options HandlerOptions) (tx.Handler, error) {
// should be accounted for, should go below this middleware.
authmiddleware.ConsumeBlockGasMiddleware,
authmiddleware.NewTipMiddleware(options.BankKeeper),
), nil
}
return func(txh tx.Handler) tx.Handler {
return authmiddleware.ComposeMiddlewares(txh, stack...)
}
}
func newCosmosAnteHandlerEip712(options HandlerOptions) (tx.Handler, error) {
return authmiddleware.ComposeMiddlewares(
authmiddleware.NewRunMsgsTxHandler(options.MsgServiceRouter, options.LegacyRouter),
func newCosmosMiddlewareEip712(options HandlerOptions) tx.Middleware {
stack := []tx.Middleware{
NewRejectMessagesMiddleware,
authmiddleware.NewTxDecoderMiddleware(options.TxDecoder),
// Set a new GasMeter on sdk.Context.
//
// Make sure the Gas middleware is outside of all other middlewares
@ -170,5 +170,8 @@ func newCosmosAnteHandlerEip712(options HandlerOptions) (tx.Handler, error) {
// should be accounted for, should go below this middleware.
authmiddleware.ConsumeBlockGasMiddleware,
authmiddleware.NewTipMiddleware(options.BankKeeper),
), nil
}
return func(txh tx.Handler) tx.Handler {
return authmiddleware.ComposeMiddlewares(txh, stack...)
}
}

10
app/middleware/utils_test.go
View File

@ -13,7 +13,7 @@ import (
types3 "github.com/cosmos/cosmos-sdk/x/staking/types"
"github.com/ethereum/go-ethereum/crypto"
"github.com/spf13/cast"
ante "github.com/tharsis/ethermint/app/middleware"
"github.com/tharsis/ethermint/app/middleware"
"github.com/tharsis/ethermint/ethereum/eip712"
"github.com/tharsis/ethermint/server/config"
"github.com/tharsis/ethermint/types"
@ -123,7 +123,7 @@ func (suite *MiddlewareTestSuite) SetupTest() {
suite.clientCtx = client.Context{}.WithTxConfig(encodingConfig.TxConfig)
maxGasWanted := cast.ToUint64(config.DefaultMaxTxGasWanted)
options := ante.HandlerOptions{
options := middleware.HandlerOptions{
TxDecoder: suite.clientCtx.TxConfig.TxDecoder(),
AccountKeeper: suite.app.AccountKeeper,
BankKeeper: suite.app.BankKeeper,
@ -135,14 +135,12 @@ func (suite *MiddlewareTestSuite) SetupTest() {
MsgServiceRouter: suite.app.MsgSvcRouter,
FeeMarketKeeper: suite.app.FeeMarketKeeper,
SignModeHandler: suite.clientCtx.TxConfig.SignModeHandler(),
SigGasConsumer: ante.DefaultSigVerificationGasConsumer,
SigGasConsumer: middleware.DefaultSigVerificationGasConsumer,
MaxTxGasWanted: maxGasWanted,
}
suite.Require().NoError(options.Validate())
middleware, err := ante.NewMiddleware(options)
suite.Require().NoError(err)
suite.anteHandler = middleware
suite.anteHandler = middleware.NewTxHandler(options)
suite.ethSigner = ethtypes.LatestSignerForChainID(suite.app.EvmKeeper.ChainID())
}