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all: remove noop vm config flags (#23111) 

* all: rm external interpreter and ewasm config

* core/vm: rm Interpreter interface

* cmd/geth: deprecate interpreter config fields
This commit is contained in:
Sina Mahmoodi 2021-07-06 22:03:09 +02:00 committed by GitHub
parent e13d14e6a3
commit 5441a8fa47
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
17 changed files with 31 additions and 167 deletions
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6
cmd/evm/main.go
View File

@ -129,11 +129,6 @@ var (
Name: "noreturndata",
Usage: "disable return data output",
}
EVMInterpreterFlag = cli.StringFlag{
Name: "vm.evm",
Usage: "External EVM configuration (default = built-in interpreter)",
Value: "",
}
)
var stateTransitionCommand = cli.Command{
@ -185,7 +180,6 @@ func init() {
DisableStackFlag,
DisableStorageFlag,
DisableReturnDataFlag,
EVMInterpreterFlag,
}
app.Commands = []cli.Command{
compileCommand,

5
cmd/evm/runner.go
View File

@ -211,9 +211,8 @@ func runCmd(ctx *cli.Context) error {
Coinbase: genesisConfig.Coinbase,
BlockNumber: new(big.Int).SetUint64(genesisConfig.Number),
EVMConfig: vm.Config{
Tracer: tracer,
Debug: ctx.GlobalBool(DebugFlag.Name) || ctx.GlobalBool(MachineFlag.Name),
EVMInterpreter: ctx.GlobalString(EVMInterpreterFlag.Name),
Tracer: tracer,
Debug: ctx.GlobalBool(DebugFlag.Name) || ctx.GlobalBool(MachineFlag.Name),
},
}

9
cmd/geth/config.go
View File

@ -236,5 +236,12 @@ func applyMetricConfig(ctx *cli.Context, cfg *gethConfig) {
}
func deprecated(field string) bool {
return false
switch field {
case "ethconfig.Config.EVMInterpreter":
return true
case "ethconfig.Config.EWASMInterpreter":
return true
default:
return false
}
}

2
cmd/geth/main.go
View File

@ -148,8 +148,6 @@ var (
utils.GpoPercentileFlag,
utils.GpoMaxGasPriceFlag,
utils.GpoIgnoreGasPriceFlag,
utils.EWASMInterpreterFlag,
utils.EVMInterpreterFlag,
utils.MinerNotifyFullFlag,
configFileFlag,
utils.CatalystFlag,

2
cmd/geth/usage.go
View File

@ -203,8 +203,6 @@ var AppHelpFlagGroups = []flags.FlagGroup{
Name: "VIRTUAL MACHINE",
Flags: []cli.Flag{
utils.VMEnableDebugFlag,
utils.EVMInterpreterFlag,
utils.EWASMInterpreterFlag,
},
},
{

17
cmd/utils/flags.go
View File

@ -760,16 +760,6 @@ var (
Usage: "Comma-separated InfluxDB tags (key/values) attached to all measurements",
Value: metrics.DefaultConfig.InfluxDBTags,
}
EWASMInterpreterFlag = cli.StringFlag{
Name: "vm.ewasm",
Usage: "External ewasm configuration (default = built-in interpreter)",
Value: "",
}
EVMInterpreterFlag = cli.StringFlag{
Name: "vm.evm",
Usage: "External EVM configuration (default = built-in interpreter)",
Value: "",
}
CatalystFlag = cli.BoolFlag{
Name: "catalyst",
@ -1586,13 +1576,6 @@ func SetEthConfig(ctx *cli.Context, stack *node.Node, cfg *ethconfig.Config) {
cfg.EnablePreimageRecording = ctx.GlobalBool(VMEnableDebugFlag.Name)
}
if ctx.GlobalIsSet(EWASMInterpreterFlag.Name) {
cfg.EWASMInterpreter = ctx.GlobalString(EWASMInterpreterFlag.Name)
}
if ctx.GlobalIsSet(EVMInterpreterFlag.Name) {
cfg.EVMInterpreter = ctx.GlobalString(EVMInterpreterFlag.Name)
}
if ctx.GlobalIsSet(RPCGlobalGasCapFlag.Name) {
cfg.RPCGasCap = ctx.GlobalUint64(RPCGlobalGasCapFlag.Name)
}

1
consensus/misc/eip1559_test.go
View File

@ -44,7 +44,6 @@ func copyConfig(original *params.ChainConfig) *params.ChainConfig {
MuirGlacierBlock: original.MuirGlacierBlock,
BerlinBlock: original.BerlinBlock,
LondonBlock: original.LondonBlock,
EWASMBlock: original.EWASMBlock,
CatalystBlock: original.CatalystBlock,
Ethash: original.Ethash,
Clique: original.Clique,

70
core/vm/evm.go
View File

@ -17,7 +17,6 @@
package vm
import (
"errors"
"math/big"
"sync/atomic"
"time"
@ -58,24 +57,6 @@ func (evm *EVM) precompile(addr common.Address) (PrecompiledContract, bool) {
return p, ok
}
// run runs the given contract and takes care of running precompiles with a fallback to the byte code interpreter.
func run(evm *EVM, contract *Contract, input []byte, readOnly bool) ([]byte, error) {
for _, interpreter := range evm.interpreters {
if interpreter.CanRun(contract.Code) {
if evm.interpreter != interpreter {
// Ensure that the interpreter pointer is set back
// to its current value upon return.
defer func(i Interpreter) {
evm.interpreter = i
}(evm.interpreter)
evm.interpreter = interpreter
}
return interpreter.Run(contract, input, readOnly)
}
}
return nil, errors.New("no compatible interpreter")
}
// BlockContext provides the EVM with auxiliary information. Once provided
// it shouldn't be modified.
type BlockContext struct {
@ -131,8 +112,7 @@ type EVM struct {
Config Config
// global (to this context) ethereum virtual machine
// used throughout the execution of the tx.
interpreters []Interpreter
interpreter Interpreter
interpreter *EVMInterpreter
// abort is used to abort the EVM calling operations
// NOTE: must be set atomically
abort int32
@ -146,36 +126,14 @@ type EVM struct {
// only ever be used *once*.
func NewEVM(blockCtx BlockContext, txCtx TxContext, statedb StateDB, chainConfig *params.ChainConfig, config Config) *EVM {
evm := &EVM{
Context: blockCtx,
TxContext: txCtx,
StateDB: statedb,
Config: config,
chainConfig: chainConfig,
chainRules: chainConfig.Rules(blockCtx.BlockNumber),
interpreters: make([]Interpreter, 0, 1),
Context: blockCtx,
TxContext: txCtx,
StateDB: statedb,
Config: config,
chainConfig: chainConfig,
chainRules: chainConfig.Rules(blockCtx.BlockNumber),
}
if chainConfig.IsEWASM(blockCtx.BlockNumber) {
// to be implemented by EVM-C and Wagon PRs.
// if vmConfig.EWASMInterpreter != "" {
// extIntOpts := strings.Split(vmConfig.EWASMInterpreter, ":")
// path := extIntOpts[0]
// options := []string{}
// if len(extIntOpts) > 1 {
// options = extIntOpts[1..]
// }
// evm.interpreters = append(evm.interpreters, NewEVMVCInterpreter(evm, vmConfig, options))
// } else {
// evm.interpreters = append(evm.interpreters, NewEWASMInterpreter(evm, vmConfig))
// }
panic("No supported ewasm interpreter yet.")
}
// vmConfig.EVMInterpreter will be used by EVM-C, it won't be checked here
// as we always want to have the built-in EVM as the failover option.
evm.interpreters = append(evm.interpreters, NewEVMInterpreter(evm, config))
evm.interpreter = evm.interpreters[0]
evm.interpreter = NewEVMInterpreter(evm, config)
return evm
}
@ -198,7 +156,7 @@ func (evm *EVM) Cancelled() bool {
}
// Interpreter returns the current interpreter
func (evm *EVM) Interpreter() Interpreter {
func (evm *EVM) Interpreter() *EVMInterpreter {
return evm.interpreter
}
@ -256,7 +214,7 @@ func (evm *EVM) Call(caller ContractRef, addr common.Address, input []byte, gas
// The depth-check is already done, and precompiles handled above
contract := NewContract(caller, AccountRef(addrCopy), value, gas)
contract.SetCallCode(&addrCopy, evm.StateDB.GetCodeHash(addrCopy), code)
ret, err = run(evm, contract, input, false)
ret, err = evm.interpreter.Run(contract, input, false)
gas = contract.Gas
}
}
@ -308,7 +266,7 @@ func (evm *EVM) CallCode(caller ContractRef, addr common.Address, input []byte,
// The contract is a scoped environment for this execution context only.
contract := NewContract(caller, AccountRef(caller.Address()), value, gas)
contract.SetCallCode(&addrCopy, evm.StateDB.GetCodeHash(addrCopy), evm.StateDB.GetCode(addrCopy))
ret, err = run(evm, contract, input, false)
ret, err = evm.interpreter.Run(contract, input, false)
gas = contract.Gas
}
if err != nil {
@ -343,7 +301,7 @@ func (evm *EVM) DelegateCall(caller ContractRef, addr common.Address, input []by
// Initialise a new contract and make initialise the delegate values
contract := NewContract(caller, AccountRef(caller.Address()), nil, gas).AsDelegate()
contract.SetCallCode(&addrCopy, evm.StateDB.GetCodeHash(addrCopy), evm.StateDB.GetCode(addrCopy))
ret, err = run(evm, contract, input, false)
ret, err = evm.interpreter.Run(contract, input, false)
gas = contract.Gas
}
if err != nil {
@ -394,7 +352,7 @@ func (evm *EVM) StaticCall(caller ContractRef, addr common.Address, input []byte
// When an error was returned by the EVM or when setting the creation code
// above we revert to the snapshot and consume any gas remaining. Additionally
// when we're in Homestead this also counts for code storage gas errors.
ret, err = run(evm, contract, input, true)
ret, err = evm.interpreter.Run(contract, input, true)
gas = contract.Gas
}
if err != nil {
@ -462,7 +420,7 @@ func (evm *EVM) create(caller ContractRef, codeAndHash *codeAndHash, gas uint64,
}
start := time.Now()
ret, err := run(evm, contract, nil, false)
ret, err := evm.interpreter.Run(contract, nil, false)
// Check whether the max code size has been exceeded, assign err if the case.
if err == nil && evm.chainRules.IsEIP158 && len(ret) > params.MaxCodeSize {

4
core/vm/instructions_test.go
View File

@ -96,7 +96,7 @@ func testTwoOperandOp(t *testing.T, tests []TwoOperandTestcase, opFn executionFu
env = NewEVM(BlockContext{}, TxContext{}, nil, params.TestChainConfig, Config{})
stack = newstack()
pc = uint64(0)
evmInterpreter = env.interpreter.(*EVMInterpreter)
evmInterpreter = env.interpreter
)
for i, test := range tests {
@ -234,7 +234,7 @@ func getResult(args []*twoOperandParams, opFn executionFunc) []TwoOperandTestcas
env = NewEVM(BlockContext{}, TxContext{}, nil, params.TestChainConfig, Config{})
stack = newstack()
pc = uint64(0)
interpreter = env.interpreter.(*EVMInterpreter)
interpreter = env.interpreter
)
result := make([]TwoOperandTestcase, len(args))
for i, param := range args {

31
core/vm/interpreter.go
View File

@ -35,34 +35,9 @@ type Config struct {
JumpTable [256]*operation // EVM instruction table, automatically populated if unset
EWASMInterpreter string // External EWASM interpreter options
EVMInterpreter string // External EVM interpreter options
ExtraEips []int // Additional EIPS that are to be enabled
}
// Interpreter is used to run Ethereum based contracts and will utilise the
// passed environment to query external sources for state information.
// The Interpreter will run the byte code VM based on the passed
// configuration.
type Interpreter interface {
// Run loops and evaluates the contract's code with the given input data and returns
// the return byte-slice and an error if one occurred.
Run(contract *Contract, input []byte, static bool) ([]byte, error)
// CanRun tells if the contract, passed as an argument, can be
// run by the current interpreter. This is meant so that the
// caller can do something like:
//
// ```golang
// for _, interpreter := range interpreters {
// if interpreter.CanRun(contract.code) {
// interpreter.Run(contract.code, input)
// }
// }
// ```
CanRun([]byte) bool
}
// ScopeContext contains the things that are per-call, such as stack and memory,
// but not transients like pc and gas
type ScopeContext struct {
@ -303,9 +278,3 @@ func (in *EVMInterpreter) Run(contract *Contract, input []byte, readOnly bool) (
}
return nil, nil
}
// CanRun tells if the contract, passed as an argument, can be
// run by the current interpreter.
func (in *EVMInterpreter) CanRun(code []byte) bool {
return true
}

2
eth/backend.go
View File

@ -175,8 +175,6 @@ func New(stack *node.Node, config *ethconfig.Config) (*Ethereum, error) {
var (
vmConfig = vm.Config{
EnablePreimageRecording: config.EnablePreimageRecording,
EWASMInterpreter: config.EWASMInterpreter,
EVMInterpreter: config.EVMInterpreter,
}
cacheConfig = &core.CacheConfig{
TrieCleanLimit: config.TrieCleanCache,

6
eth/ethconfig/config.go
View File

@ -186,12 +186,6 @@ type Config struct {
// Miscellaneous options
DocRoot string `toml:"-"`
// Type of the EWASM interpreter ("" for default)
EWASMInterpreter string
// Type of the EVM interpreter ("" for default)
EVMInterpreter string
// RPCGasCap is the global gas cap for eth-call variants.
RPCGasCap uint64

12
eth/ethconfig/gen_config.go
View File

@ -54,8 +54,6 @@ func (c Config) MarshalTOML() (interface{}, error) {
GPO gasprice.Config
EnablePreimageRecording bool
DocRoot string `toml:"-"`
EWASMInterpreter string
EVMInterpreter string
RPCGasCap uint64
RPCTxFeeCap float64
Checkpoint *params.TrustedCheckpoint `toml:",omitempty"`
@ -99,8 +97,6 @@ func (c Config) MarshalTOML() (interface{}, error) {
enc.GPO = c.GPO
enc.EnablePreimageRecording = c.EnablePreimageRecording
enc.DocRoot = c.DocRoot
enc.EWASMInterpreter = c.EWASMInterpreter
enc.EVMInterpreter = c.EVMInterpreter
enc.RPCGasCap = c.RPCGasCap
enc.RPCTxFeeCap = c.RPCTxFeeCap
enc.Checkpoint = c.Checkpoint
@ -148,8 +144,6 @@ func (c *Config) UnmarshalTOML(unmarshal func(interface{}) error) error {
GPO *gasprice.Config
EnablePreimageRecording *bool
DocRoot *string `toml:"-"`
EWASMInterpreter *string
EVMInterpreter *string
RPCGasCap *uint64
RPCTxFeeCap *float64
Checkpoint *params.TrustedCheckpoint `toml:",omitempty"`
@ -268,12 +262,6 @@ func (c *Config) UnmarshalTOML(unmarshal func(interface{}) error) error {
if dec.DocRoot != nil {
c.DocRoot = *dec.DocRoot
}
if dec.EWASMInterpreter != nil {
c.EWASMInterpreter = *dec.EWASMInterpreter
}
if dec.EVMInterpreter != nil {
c.EVMInterpreter = *dec.EVMInterpreter
}
if dec.RPCGasCap != nil {
c.RPCGasCap = *dec.RPCGasCap
}

2
eth/tracers/tracer_test.go
View File

@ -207,7 +207,7 @@ func TestNoStepExec(t *testing.T) {
}
func TestIsPrecompile(t *testing.T) {
chaincfg := &params.ChainConfig{ChainID: big.NewInt(1), HomesteadBlock: big.NewInt(0), DAOForkBlock: nil, DAOForkSupport: false, EIP150Block: big.NewInt(0), EIP150Hash: common.Hash{}, EIP155Block: big.NewInt(0), EIP158Block: big.NewInt(0), ByzantiumBlock: big.NewInt(100), ConstantinopleBlock: big.NewInt(0), PetersburgBlock: big.NewInt(0), IstanbulBlock: big.NewInt(200), MuirGlacierBlock: big.NewInt(0), BerlinBlock: big.NewInt(300), LondonBlock: big.NewInt(0), EWASMBlock: nil, CatalystBlock: nil, Ethash: new(params.EthashConfig), Clique: nil}
chaincfg := &params.ChainConfig{ChainID: big.NewInt(1), HomesteadBlock: big.NewInt(0), DAOForkBlock: nil, DAOForkSupport: false, EIP150Block: big.NewInt(0), EIP150Hash: common.Hash{}, EIP155Block: big.NewInt(0), EIP158Block: big.NewInt(0), ByzantiumBlock: big.NewInt(100), ConstantinopleBlock: big.NewInt(0), PetersburgBlock: big.NewInt(0), IstanbulBlock: big.NewInt(200), MuirGlacierBlock: big.NewInt(0), BerlinBlock: big.NewInt(300), LondonBlock: big.NewInt(0), CatalystBlock: nil, Ethash: new(params.EthashConfig), Clique: nil}
chaincfg.ByzantiumBlock = big.NewInt(100)
chaincfg.IstanbulBlock = big.NewInt(200)
chaincfg.BerlinBlock = big.NewInt(300)

15
params/config.go
View File

@ -246,16 +246,16 @@ var (
//
// This configuration is intentionally not using keyed fields to force anyone
// adding flags to the config to also have to set these fields.
AllEthashProtocolChanges = &ChainConfig{big.NewInt(1337), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, new(EthashConfig), nil}
AllEthashProtocolChanges = &ChainConfig{big.NewInt(1337), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, new(EthashConfig), nil}
// AllCliqueProtocolChanges contains every protocol change (EIPs) introduced
// and accepted by the Ethereum core developers into the Clique consensus.
//
// This configuration is intentionally not using keyed fields to force anyone
// adding flags to the config to also have to set these fields.
AllCliqueProtocolChanges = &ChainConfig{big.NewInt(1337), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, nil, &CliqueConfig{Period: 0, Epoch: 30000}}
AllCliqueProtocolChanges = &ChainConfig{big.NewInt(1337), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, &CliqueConfig{Period: 0, Epoch: 30000}}
TestChainConfig = &ChainConfig{big.NewInt(1), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, new(EthashConfig), nil}
TestChainConfig = &ChainConfig{big.NewInt(1), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, new(EthashConfig), nil}
TestRules = TestChainConfig.Rules(new(big.Int))
)
@ -335,7 +335,6 @@ type ChainConfig struct {
BerlinBlock *big.Int `json:"berlinBlock,omitempty"` // Berlin switch block (nil = no fork, 0 = already on berlin)
LondonBlock *big.Int `json:"londonBlock,omitempty"` // London switch block (nil = no fork, 0 = already on london)
EWASMBlock *big.Int `json:"ewasmBlock,omitempty"` // EWASM switch block (nil = no fork, 0 = already activated)
CatalystBlock *big.Int `json:"catalystBlock,omitempty"` // Catalyst switch block (nil = no fork, 0 = already on catalyst)
// Various consensus engines
@ -459,11 +458,6 @@ func (c *ChainConfig) IsCatalyst(num *big.Int) bool {
return isForked(c.CatalystBlock, num)
}
// IsEWASM returns whether num represents a block number after the EWASM fork
func (c *ChainConfig) IsEWASM(num *big.Int) bool {
return isForked(c.EWASMBlock, num)
}
// CheckCompatible checks whether scheduled fork transitions have been imported
// with a mismatching chain configuration.
func (c *ChainConfig) CheckCompatible(newcfg *ChainConfig, height uint64) *ConfigCompatError {
@ -573,9 +567,6 @@ func (c *ChainConfig) checkCompatible(newcfg *ChainConfig, head *big.Int) *Confi
if isForkIncompatible(c.LondonBlock, newcfg.LondonBlock, head) {
return newCompatError("London fork block", c.LondonBlock, newcfg.LondonBlock)
}
if isForkIncompatible(c.EWASMBlock, newcfg.EWASMBlock, head) {
return newCompatError("ewasm fork block", c.EWASMBlock, newcfg.EWASMBlock)
}
return nil
}

12
tests/init_test.go
View File

@ -18,7 +18,6 @@ package tests
import (
"encoding/json"
"flag"
"fmt"
"io"
"io/ioutil"
@ -34,17 +33,6 @@ import (
"github.com/ethereum/go-ethereum/params"
)
// Command line flags to configure the interpreters.
var (
testEVM = flag.String("vm.evm", "", "EVM configuration")
testEWASM = flag.String("vm.ewasm", "", "EWASM configuration")
)
func TestMain(m *testing.M) {
flag.Parse()
os.Exit(m.Run())
}
var (
baseDir = filepath.Join(".", "testdata")
blockTestDir = filepath.Join(baseDir, "BlockchainTests")

2
tests/state_test.go
View File

@ -92,7 +92,7 @@ const traceErrorLimit = 400000
func withTrace(t *testing.T, gasLimit uint64, test func(vm.Config) error) {
// Use config from command line arguments.
config := vm.Config{EVMInterpreter: *testEVM, EWASMInterpreter: *testEWASM}
config := vm.Config{}
err := test(config)
if err == nil {
return