f0cbebb19f
Added chain configuration options and write out during genesis database insertion. If no "config" was found, nothing is written to the database. Configurations are written on a per genesis base. This means that any chain (which is identified by it's genesis hash) can have their own chain settings.
316 lines
9.1 KiB
Go
316 lines
9.1 KiB
Go
// Copyright 2014 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package tests
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import (
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"bytes"
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"fmt"
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"math/big"
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"os"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/core"
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"github.com/ethereum/go-ethereum/core/state"
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/core/vm"
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"github.com/ethereum/go-ethereum/crypto"
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"github.com/ethereum/go-ethereum/ethdb"
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"github.com/ethereum/go-ethereum/logger/glog"
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)
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var (
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ForceJit bool
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EnableJit bool
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)
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func init() {
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glog.SetV(0)
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if os.Getenv("JITVM") == "true" {
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ForceJit = true
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EnableJit = true
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}
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}
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func checkLogs(tlog []Log, logs vm.Logs) error {
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if len(tlog) != len(logs) {
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return fmt.Errorf("log length mismatch. Expected %d, got %d", len(tlog), len(logs))
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} else {
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for i, log := range tlog {
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if common.HexToAddress(log.AddressF) != logs[i].Address {
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return fmt.Errorf("log address expected %v got %x", log.AddressF, logs[i].Address)
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}
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if !bytes.Equal(logs[i].Data, common.FromHex(log.DataF)) {
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return fmt.Errorf("log data expected %v got %x", log.DataF, logs[i].Data)
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}
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if len(log.TopicsF) != len(logs[i].Topics) {
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return fmt.Errorf("log topics length expected %d got %d", len(log.TopicsF), logs[i].Topics)
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} else {
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for j, topic := range log.TopicsF {
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if common.HexToHash(topic) != logs[i].Topics[j] {
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return fmt.Errorf("log topic[%d] expected %v got %x", j, topic, logs[i].Topics[j])
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}
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}
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}
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genBloom := common.LeftPadBytes(types.LogsBloom(vm.Logs{logs[i]}).Bytes(), 256)
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if !bytes.Equal(genBloom, common.Hex2Bytes(log.BloomF)) {
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return fmt.Errorf("bloom mismatch")
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}
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}
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}
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return nil
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}
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type Account struct {
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Balance string
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Code string
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Nonce string
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Storage map[string]string
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}
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type Log struct {
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AddressF string `json:"address"`
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DataF string `json:"data"`
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TopicsF []string `json:"topics"`
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BloomF string `json:"bloom"`
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}
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func (self Log) Address() []byte { return common.Hex2Bytes(self.AddressF) }
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func (self Log) Data() []byte { return common.Hex2Bytes(self.DataF) }
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func (self Log) RlpData() interface{} { return nil }
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func (self Log) Topics() [][]byte {
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t := make([][]byte, len(self.TopicsF))
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for i, topic := range self.TopicsF {
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t[i] = common.Hex2Bytes(topic)
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}
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return t
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}
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func StateObjectFromAccount(db ethdb.Database, addr string, account Account) *state.StateObject {
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obj := state.NewStateObject(common.HexToAddress(addr), db)
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obj.SetBalance(common.Big(account.Balance))
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if common.IsHex(account.Code) {
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account.Code = account.Code[2:]
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}
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obj.SetCode(common.Hex2Bytes(account.Code))
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obj.SetNonce(common.Big(account.Nonce).Uint64())
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return obj
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}
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type VmEnv struct {
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CurrentCoinbase string
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CurrentDifficulty string
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CurrentGasLimit string
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CurrentNumber string
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CurrentTimestamp interface{}
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PreviousHash string
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}
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type VmTest struct {
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Callcreates interface{}
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//Env map[string]string
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Env VmEnv
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Exec map[string]string
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Transaction map[string]string
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Logs []Log
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Gas string
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Out string
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Post map[string]Account
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Pre map[string]Account
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PostStateRoot string
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}
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type RuleSet struct {
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HomesteadBlock *big.Int
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}
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func (r RuleSet) IsHomestead(n *big.Int) bool {
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return n.Cmp(r.HomesteadBlock) >= 0
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}
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type Env struct {
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ruleSet RuleSet
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depth int
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state *state.StateDB
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skipTransfer bool
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initial bool
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Gas *big.Int
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origin common.Address
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parent common.Hash
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coinbase common.Address
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number *big.Int
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time *big.Int
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difficulty *big.Int
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gasLimit *big.Int
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logs []vm.StructLog
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vmTest bool
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evm *vm.EVM
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}
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func NewEnv(ruleSet RuleSet, state *state.StateDB) *Env {
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env := &Env{
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ruleSet: ruleSet,
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state: state,
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}
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return env
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}
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func (self *Env) StructLogs() []vm.StructLog {
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return self.logs
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}
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func (self *Env) AddStructLog(log vm.StructLog) {
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self.logs = append(self.logs, log)
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}
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func NewEnvFromMap(ruleSet RuleSet, state *state.StateDB, envValues map[string]string, exeValues map[string]string) *Env {
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env := NewEnv(ruleSet, state)
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env.origin = common.HexToAddress(exeValues["caller"])
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env.parent = common.HexToHash(envValues["previousHash"])
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env.coinbase = common.HexToAddress(envValues["currentCoinbase"])
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env.number = common.Big(envValues["currentNumber"])
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env.time = common.Big(envValues["currentTimestamp"])
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env.difficulty = common.Big(envValues["currentDifficulty"])
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env.gasLimit = common.Big(envValues["currentGasLimit"])
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env.Gas = new(big.Int)
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env.evm = vm.New(env, vm.Config{
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EnableJit: EnableJit,
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ForceJit: ForceJit,
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})
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return env
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}
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func (self *Env) RuleSet() vm.RuleSet { return self.ruleSet }
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func (self *Env) Vm() vm.Vm { return self.evm }
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func (self *Env) Origin() common.Address { return self.origin }
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func (self *Env) BlockNumber() *big.Int { return self.number }
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func (self *Env) Coinbase() common.Address { return self.coinbase }
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func (self *Env) Time() *big.Int { return self.time }
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func (self *Env) Difficulty() *big.Int { return self.difficulty }
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func (self *Env) Db() vm.Database { return self.state }
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func (self *Env) GasLimit() *big.Int { return self.gasLimit }
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func (self *Env) VmType() vm.Type { return vm.StdVmTy }
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func (self *Env) GetHash(n uint64) common.Hash {
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return common.BytesToHash(crypto.Keccak256([]byte(big.NewInt(int64(n)).String())))
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}
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func (self *Env) AddLog(log *vm.Log) {
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self.state.AddLog(log)
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}
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func (self *Env) Depth() int { return self.depth }
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func (self *Env) SetDepth(i int) { self.depth = i }
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func (self *Env) CanTransfer(from common.Address, balance *big.Int) bool {
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if self.skipTransfer {
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if self.initial {
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self.initial = false
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return true
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}
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}
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return self.state.GetBalance(from).Cmp(balance) >= 0
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}
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func (self *Env) MakeSnapshot() vm.Database {
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return self.state.Copy()
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}
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func (self *Env) SetSnapshot(copy vm.Database) {
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self.state.Set(copy.(*state.StateDB))
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}
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func (self *Env) Transfer(from, to vm.Account, amount *big.Int) {
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if self.skipTransfer {
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return
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}
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core.Transfer(from, to, amount)
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}
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func (self *Env) Call(caller vm.ContractRef, addr common.Address, data []byte, gas, price, value *big.Int) ([]byte, error) {
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if self.vmTest && self.depth > 0 {
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caller.ReturnGas(gas, price)
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return nil, nil
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}
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ret, err := core.Call(self, caller, addr, data, gas, price, value)
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self.Gas = gas
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return ret, err
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}
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func (self *Env) CallCode(caller vm.ContractRef, addr common.Address, data []byte, gas, price, value *big.Int) ([]byte, error) {
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if self.vmTest && self.depth > 0 {
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caller.ReturnGas(gas, price)
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return nil, nil
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}
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return core.CallCode(self, caller, addr, data, gas, price, value)
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}
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func (self *Env) DelegateCall(caller vm.ContractRef, addr common.Address, data []byte, gas, price *big.Int) ([]byte, error) {
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if self.vmTest && self.depth > 0 {
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caller.ReturnGas(gas, price)
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return nil, nil
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}
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return core.DelegateCall(self, caller, addr, data, gas, price)
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}
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func (self *Env) Create(caller vm.ContractRef, data []byte, gas, price, value *big.Int) ([]byte, common.Address, error) {
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if self.vmTest {
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caller.ReturnGas(gas, price)
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nonce := self.state.GetNonce(caller.Address())
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obj := self.state.GetOrNewStateObject(crypto.CreateAddress(caller.Address(), nonce))
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return nil, obj.Address(), nil
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} else {
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return core.Create(self, caller, data, gas, price, value)
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}
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}
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type Message struct {
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from common.Address
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to *common.Address
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value, gas, price *big.Int
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data []byte
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nonce uint64
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}
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func NewMessage(from common.Address, to *common.Address, data []byte, value, gas, price *big.Int, nonce uint64) Message {
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return Message{from, to, value, gas, price, data, nonce}
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}
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func (self Message) Hash() []byte { return nil }
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func (self Message) From() (common.Address, error) { return self.from, nil }
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func (self Message) FromFrontier() (common.Address, error) { return self.from, nil }
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func (self Message) To() *common.Address { return self.to }
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func (self Message) GasPrice() *big.Int { return self.price }
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func (self Message) Gas() *big.Int { return self.gas }
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func (self Message) Value() *big.Int { return self.value }
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func (self Message) Nonce() uint64 { return self.nonce }
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func (self Message) Data() []byte { return self.data }
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