forked from cerc-io/laconicd-deprecated
77d9e29923
* Fix GasMeter reset in AnteHandler - EthGasConsumeDecorator
Conforming to the spec:
e7066c4271/docs/basics/gas-fees.md
> Set newCtx.GasMeter to 0, with a limit of GasWanted.
> This step is extremely important, as it not only makes sure the transaction cannot consume infinite gas,
> but also that ctx.GasMeter is reset in-between each DeliverTx
> (ctx is set to newCtx after anteHandler is run, and the anteHandler is run each time DeliverTx is called).
* Compute gasWanted in ante handler based on msg gas
* Tests - check gas meter limit after EthGasConsumeDecorator ante handler runs
* Update CHANGELOG.md
* EthGasConsumeDecorator ante handler resets the gas meter only for CheckTx
* Reset the gas meter in Keeper.EthereumTx to an infinite gas meter
* Fix TestOutOfGasWhenDeployContract error check
* Move gas meter reset to the innermost EthAnteHandle
* add NewInfiniteGasMeterWithLimit for setting the user provided gas limit
Fixes block's consumed gas calculation in the block creation phase.
* Fix lint
* Fix lint
Co-authored-by: Federico Kunze Küllmer <31522760+fedekunze@users.noreply.github.com>
509 lines
12 KiB
Go
509 lines
12 KiB
Go
package ante_test
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import (
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"math/big"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/tharsis/ethermint/app/ante"
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"github.com/tharsis/ethermint/tests"
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"github.com/tharsis/ethermint/x/evm/statedb"
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evmtypes "github.com/tharsis/ethermint/x/evm/types"
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ethtypes "github.com/ethereum/go-ethereum/core/types"
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)
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func nextFn(ctx sdk.Context, _ sdk.Tx, _ bool) (sdk.Context, error) {
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return ctx, nil
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}
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func (suite AnteTestSuite) TestEthSigVerificationDecorator() {
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dec := ante.NewEthSigVerificationDecorator(suite.app.EvmKeeper)
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addr, privKey := tests.NewAddrKey()
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signedTx := evmtypes.NewTxContract(suite.app.EvmKeeper.ChainID(), 1, big.NewInt(10), 1000, big.NewInt(1), nil, nil, nil, nil)
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signedTx.From = addr.Hex()
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err := signedTx.Sign(suite.ethSigner, tests.NewSigner(privKey))
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suite.Require().NoError(err)
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testCases := []struct {
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name string
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tx sdk.Tx
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reCheckTx bool
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expPass bool
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}{
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{"ReCheckTx", &invalidTx{}, true, false},
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{"invalid transaction type", &invalidTx{}, false, false},
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{
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"invalid sender",
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evmtypes.NewTx(suite.app.EvmKeeper.ChainID(), 1, &addr, big.NewInt(10), 1000, big.NewInt(1), nil, nil, nil, nil),
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false,
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false,
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},
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{"successful signature verification", signedTx, false, true},
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}
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for _, tc := range testCases {
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suite.Run(tc.name, func() {
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_, err := dec.AnteHandle(suite.ctx.WithIsReCheckTx(tc.reCheckTx), tc.tx, false, nextFn)
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if tc.expPass {
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suite.Require().NoError(err)
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} else {
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suite.Require().Error(err)
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}
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})
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}
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}
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func (suite AnteTestSuite) TestNewEthAccountVerificationDecorator() {
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dec := ante.NewEthAccountVerificationDecorator(
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suite.app.AccountKeeper, suite.app.BankKeeper, suite.app.EvmKeeper,
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)
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addr := tests.GenerateAddress()
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tx := evmtypes.NewTxContract(suite.app.EvmKeeper.ChainID(), 1, big.NewInt(10), 1000, big.NewInt(1), nil, nil, nil, nil)
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tx.From = addr.Hex()
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var vmdb *statedb.StateDB
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testCases := []struct {
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name string
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tx sdk.Tx
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malleate func()
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checkTx bool
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expPass bool
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}{
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{"not CheckTx", nil, func() {}, false, true},
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{"invalid transaction type", &invalidTx{}, func() {}, true, false},
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{
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"sender not set to msg",
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evmtypes.NewTxContract(suite.app.EvmKeeper.ChainID(), 1, big.NewInt(10), 1000, big.NewInt(1), nil, nil, nil, nil),
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func() {},
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true,
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false,
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},
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{
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"sender not EOA",
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tx,
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func() {
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// set not as an EOA
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vmdb.SetCode(addr, []byte("1"))
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},
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true,
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false,
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},
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{
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"not enough balance to cover tx cost",
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tx,
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func() {
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// reset back to EOA
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vmdb.SetCode(addr, nil)
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},
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true,
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false,
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},
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{
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"success new account",
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tx,
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func() {
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vmdb.AddBalance(addr, big.NewInt(1000000))
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},
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true,
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true,
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},
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{
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"success existing account",
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tx,
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func() {
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acc := suite.app.AccountKeeper.NewAccountWithAddress(suite.ctx, addr.Bytes())
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suite.app.AccountKeeper.SetAccount(suite.ctx, acc)
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vmdb.AddBalance(addr, big.NewInt(1000000))
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},
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true,
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true,
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},
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}
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for _, tc := range testCases {
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suite.Run(tc.name, func() {
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vmdb = suite.StateDB()
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tc.malleate()
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suite.Require().NoError(vmdb.Commit())
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_, err := dec.AnteHandle(suite.ctx.WithIsCheckTx(tc.checkTx), tc.tx, false, nextFn)
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if tc.expPass {
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suite.Require().NoError(err)
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} else {
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suite.Require().Error(err)
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}
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})
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}
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}
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func (suite AnteTestSuite) TestEthNonceVerificationDecorator() {
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suite.SetupTest()
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dec := ante.NewEthIncrementSenderSequenceDecorator(suite.app.AccountKeeper)
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addr := tests.GenerateAddress()
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tx := evmtypes.NewTxContract(suite.app.EvmKeeper.ChainID(), 1, big.NewInt(10), 1000, big.NewInt(1), nil, nil, nil, nil)
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tx.From = addr.Hex()
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testCases := []struct {
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name string
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tx sdk.Tx
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malleate func()
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reCheckTx bool
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expPass bool
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}{
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{"ReCheckTx", &invalidTx{}, func() {}, true, false},
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{"invalid transaction type", &invalidTx{}, func() {}, false, false},
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{"sender account not found", tx, func() {}, false, false},
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{
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"sender nonce missmatch",
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tx,
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func() {
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acc := suite.app.AccountKeeper.NewAccountWithAddress(suite.ctx, addr.Bytes())
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suite.app.AccountKeeper.SetAccount(suite.ctx, acc)
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},
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false,
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false,
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},
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{
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"success",
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tx,
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func() {
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acc := suite.app.AccountKeeper.NewAccountWithAddress(suite.ctx, addr.Bytes())
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suite.Require().NoError(acc.SetSequence(1))
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suite.app.AccountKeeper.SetAccount(suite.ctx, acc)
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},
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false,
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true,
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},
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}
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for _, tc := range testCases {
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suite.Run(tc.name, func() {
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tc.malleate()
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_, err := dec.AnteHandle(suite.ctx.WithIsReCheckTx(tc.reCheckTx), tc.tx, false, nextFn)
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if tc.expPass {
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suite.Require().NoError(err)
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} else {
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suite.Require().Error(err)
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}
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})
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}
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}
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func (suite AnteTestSuite) TestEthGasConsumeDecorator() {
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dec := ante.NewEthGasConsumeDecorator(suite.app.EvmKeeper)
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addr := tests.GenerateAddress()
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txGasLimit := uint64(1000)
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tx := evmtypes.NewTxContract(suite.app.EvmKeeper.ChainID(), 1, big.NewInt(10), txGasLimit, big.NewInt(1), nil, nil, nil, nil)
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tx.From = addr.Hex()
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tx2GasLimit := uint64(1000000)
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tx2 := evmtypes.NewTxContract(suite.app.EvmKeeper.ChainID(), 1, big.NewInt(10), tx2GasLimit, big.NewInt(1), nil, nil, nil, ðtypes.AccessList{{Address: addr, StorageKeys: nil}})
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tx2.From = addr.Hex()
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var vmdb *statedb.StateDB
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testCases := []struct {
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name string
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tx sdk.Tx
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gasLimit uint64
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malleate func()
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expPass bool
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expPanic bool
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}{
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{"invalid transaction type", &invalidTx{}, 0, func() {}, false, false},
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{
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"sender not found",
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evmtypes.NewTxContract(suite.app.EvmKeeper.ChainID(), 1, big.NewInt(10), 1000, big.NewInt(1), nil, nil, nil, nil),
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0,
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func() {},
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false, false,
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},
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{
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"gas limit too low",
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tx,
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0,
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func() {},
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false, false,
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},
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{
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"not enough balance for fees",
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tx2,
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0,
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func() {},
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false, false,
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},
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{
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"not enough tx gas",
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tx2,
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0,
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func() {
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vmdb.AddBalance(addr, big.NewInt(1000000))
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},
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false, true,
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},
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{
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"not enough block gas",
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tx2,
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0,
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func() {
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vmdb.AddBalance(addr, big.NewInt(1000000))
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suite.ctx = suite.ctx.WithBlockGasMeter(sdk.NewGasMeter(1))
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},
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false, true,
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},
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{
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"success",
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tx2,
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tx2GasLimit,
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func() {
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vmdb.AddBalance(addr, big.NewInt(1000000))
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suite.ctx = suite.ctx.WithBlockGasMeter(sdk.NewGasMeter(10000000000000000000))
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},
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true, false,
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},
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}
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for _, tc := range testCases {
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suite.Run(tc.name, func() {
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vmdb = suite.StateDB()
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tc.malleate()
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suite.Require().NoError(vmdb.Commit())
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if tc.expPanic {
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suite.Require().Panics(func() {
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_, _ = dec.AnteHandle(suite.ctx.WithIsCheckTx(true).WithGasMeter(sdk.NewGasMeter(1)), tc.tx, false, nextFn)
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})
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return
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}
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ctx, err := dec.AnteHandle(suite.ctx.WithIsCheckTx(true).WithGasMeter(sdk.NewInfiniteGasMeter()), tc.tx, false, nextFn)
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if tc.expPass {
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suite.Require().NoError(err)
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} else {
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suite.Require().Error(err)
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}
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suite.Require().Equal(tc.gasLimit, ctx.GasMeter().Limit())
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})
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}
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}
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func (suite AnteTestSuite) TestCanTransferDecorator() {
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dec := ante.NewCanTransferDecorator(suite.app.EvmKeeper)
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addr, privKey := tests.NewAddrKey()
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suite.app.FeeMarketKeeper.SetBaseFee(suite.ctx, big.NewInt(100))
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tx := evmtypes.NewTxContract(
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suite.app.EvmKeeper.ChainID(),
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1,
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big.NewInt(10),
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1000,
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big.NewInt(150),
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big.NewInt(200),
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nil,
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nil,
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ðtypes.AccessList{},
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)
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tx2 := evmtypes.NewTxContract(
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suite.app.EvmKeeper.ChainID(),
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1,
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big.NewInt(10),
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1000,
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big.NewInt(150),
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big.NewInt(200),
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nil,
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nil,
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ðtypes.AccessList{},
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)
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tx.From = addr.Hex()
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err := tx.Sign(suite.ethSigner, tests.NewSigner(privKey))
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suite.Require().NoError(err)
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var vmdb *statedb.StateDB
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testCases := []struct {
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name string
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tx sdk.Tx
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malleate func()
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expPass bool
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}{
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{"invalid transaction type", &invalidTx{}, func() {}, false},
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{"AsMessage failed", tx2, func() {}, false},
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{
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"evm CanTransfer failed",
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tx,
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func() {
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acc := suite.app.AccountKeeper.NewAccountWithAddress(suite.ctx, addr.Bytes())
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suite.app.AccountKeeper.SetAccount(suite.ctx, acc)
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},
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false,
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},
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{
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"success",
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tx,
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func() {
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acc := suite.app.AccountKeeper.NewAccountWithAddress(suite.ctx, addr.Bytes())
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suite.app.AccountKeeper.SetAccount(suite.ctx, acc)
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vmdb.AddBalance(addr, big.NewInt(1000000))
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},
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true,
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},
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}
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for _, tc := range testCases {
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suite.Run(tc.name, func() {
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vmdb = suite.StateDB()
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tc.malleate()
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suite.Require().NoError(vmdb.Commit())
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_, err := dec.AnteHandle(suite.ctx.WithIsCheckTx(true), tc.tx, false, nextFn)
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if tc.expPass {
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suite.Require().NoError(err)
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} else {
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suite.Require().Error(err)
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}
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})
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}
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}
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func (suite AnteTestSuite) TestEthIncrementSenderSequenceDecorator() {
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dec := ante.NewEthIncrementSenderSequenceDecorator(suite.app.AccountKeeper)
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addr, privKey := tests.NewAddrKey()
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contract := evmtypes.NewTxContract(suite.app.EvmKeeper.ChainID(), 0, big.NewInt(10), 1000, big.NewInt(1), nil, nil, nil, nil)
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contract.From = addr.Hex()
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err := contract.Sign(suite.ethSigner, tests.NewSigner(privKey))
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suite.Require().NoError(err)
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to := tests.GenerateAddress()
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tx := evmtypes.NewTx(suite.app.EvmKeeper.ChainID(), 0, &to, big.NewInt(10), 1000, big.NewInt(1), nil, nil, nil, nil)
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tx.From = addr.Hex()
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err = tx.Sign(suite.ethSigner, tests.NewSigner(privKey))
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suite.Require().NoError(err)
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tx2 := evmtypes.NewTx(suite.app.EvmKeeper.ChainID(), 1, &to, big.NewInt(10), 1000, big.NewInt(1), nil, nil, nil, nil)
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tx2.From = addr.Hex()
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err = tx2.Sign(suite.ethSigner, tests.NewSigner(privKey))
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suite.Require().NoError(err)
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testCases := []struct {
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name string
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tx sdk.Tx
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malleate func()
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expPass bool
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expPanic bool
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}{
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{
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"invalid transaction type",
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&invalidTx{},
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func() {},
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false, false,
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},
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{
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"no signers",
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evmtypes.NewTx(suite.app.EvmKeeper.ChainID(), 1, &to, big.NewInt(10), 1000, big.NewInt(1), nil, nil, nil, nil),
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func() {},
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false, false,
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},
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{
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"account not set to store",
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tx,
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func() {},
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false, false,
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},
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{
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"success - create contract",
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contract,
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func() {
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acc := suite.app.AccountKeeper.NewAccountWithAddress(suite.ctx, addr.Bytes())
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suite.app.AccountKeeper.SetAccount(suite.ctx, acc)
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},
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true, false,
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},
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{
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"success - call",
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tx2,
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func() {},
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true, false,
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},
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}
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for _, tc := range testCases {
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suite.Run(tc.name, func() {
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tc.malleate()
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if tc.expPanic {
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suite.Require().Panics(func() {
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_, _ = dec.AnteHandle(suite.ctx, tc.tx, false, nextFn)
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})
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return
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}
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_, err := dec.AnteHandle(suite.ctx, tc.tx, false, nextFn)
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if tc.expPass {
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suite.Require().NoError(err)
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msg := tc.tx.(*evmtypes.MsgEthereumTx)
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txData, err := evmtypes.UnpackTxData(msg.Data)
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suite.Require().NoError(err)
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nonce := suite.app.EvmKeeper.GetNonce(suite.ctx, addr)
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suite.Require().Equal(txData.GetNonce()+1, nonce)
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} else {
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suite.Require().Error(err)
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}
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})
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}
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}
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func (suite AnteTestSuite) TestEthSetupContextDecorator() {
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dec := ante.NewEthSetUpContextDecorator(suite.app.EvmKeeper)
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tx := evmtypes.NewTxContract(suite.app.EvmKeeper.ChainID(), 1, big.NewInt(10), 1000, big.NewInt(1), nil, nil, nil, nil)
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testCases := []struct {
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name string
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tx sdk.Tx
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expPass bool
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}{
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{"invalid transaction type - does not implement GasTx", &invalidTx{}, false},
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{
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"success - transaction implement GasTx",
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tx,
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true,
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},
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}
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for _, tc := range testCases {
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suite.Run(tc.name, func() {
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_, err := dec.AnteHandle(suite.ctx, tc.tx, false, nextFn)
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if tc.expPass {
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suite.Require().NoError(err)
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} else {
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suite.Require().Error(err)
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}
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})
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}
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}
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