forked from cerc-io/laconicd-deprecated
Fixed commit issue, tx tracing introduced
This commit is contained in:
Alexey Akhunov
parent
c1d410b294
commit
4ad50d723c
54
copied.go
54
copied.go
@ -2,10 +2,13 @@
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package main
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import (
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"fmt"
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"math/big"
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"github.com/ethereum/go-ethereum/common/math"
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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/consensus/ethash"
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"github.com/ethereum/go-ethereum/params"
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)
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@ -40,3 +43,54 @@ func accumulateRewards(config *params.ChainConfig, state *state.StateDB, header
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}
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state.AddBalance(header.Coinbase, reward)
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}
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// StructLogRes stores a structured log emitted by the EVM while replaying a
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// transaction in debug mode
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type StructLogRes struct {
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Pc uint64 `json:"pc"`
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Op string `json:"op"`
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Gas uint64 `json:"gas"`
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GasCost uint64 `json:"gasCost"`
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Depth int `json:"depth"`
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Error error `json:"error,omitempty"`
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Stack *[]string `json:"stack,omitempty"`
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Memory *[]string `json:"memory,omitempty"`
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Storage *map[string]string `json:"storage,omitempty"`
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}
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// formatLogs formats EVM returned structured logs for json output
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func FormatLogs(logs []vm.StructLog) []StructLogRes {
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formatted := make([]StructLogRes, len(logs))
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for index, trace := range logs {
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formatted[index] = StructLogRes{
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Pc: trace.Pc,
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Op: trace.Op.String(),
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Gas: trace.Gas,
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GasCost: trace.GasCost,
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Depth: trace.Depth,
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Error: trace.Err,
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}
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if trace.Stack != nil {
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stack := make([]string, len(trace.Stack))
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for i, stackValue := range trace.Stack {
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stack[i] = fmt.Sprintf("%x", math.PaddedBigBytes(stackValue, 32))
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}
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formatted[index].Stack = &stack
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}
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if trace.Memory != nil {
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memory := make([]string, 0, (len(trace.Memory)+31)/32)
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for i := 0; i+32 <= len(trace.Memory); i += 32 {
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memory = append(memory, fmt.Sprintf("%x", trace.Memory[i:i+32]))
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}
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formatted[index].Memory = &memory
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}
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if trace.Storage != nil {
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storage := make(map[string]string)
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for i, storageValue := range trace.Storage {
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storage[fmt.Sprintf("%x", i)] = fmt.Sprintf("%x", storageValue)
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}
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formatted[index].Storage = &storage
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}
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}
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return formatted
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}
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44
main.go
44
main.go
@ -1,7 +1,9 @@
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package main
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import (
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"bytes"
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"encoding/binary"
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"encoding/json"
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"fmt"
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"io"
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"math/big"
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@ -69,7 +71,7 @@ func OurNewDatabase(stateDb, codeDb dbm.DB) (*OurDatabase, error) {
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func (od *OurDatabase) OpenTrie(root eth_common.Hash) (eth_state.Trie, error) {
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// Look up version id to use
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hasData := root != (eth_common.Hash{})
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var versionId int64
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versionId := od.stateStore.LastCommitID().Version
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if hasData {
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// First 8 bytes encode version
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versionId = int64(binary.BigEndian.Uint64(root[:8]))
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@ -83,25 +85,27 @@ func (od *OurDatabase) OpenTrie(root eth_common.Hash) (eth_state.Trie, error) {
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if od.accountsCache == nil {
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od.accountsCache = store.NewCacheKVStore(od.stateStore.GetCommitKVStore(AccountsKey))
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}
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fmt.Printf("OpenTrie version %d\n", versionId)
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return &OurTrie{od: od, versionId: versionId, st: od.accountsCache, prefix: nil, hasData: hasData}, nil
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}
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func (od *OurDatabase) OpenStorageTrie(addrHash, root eth_common.Hash) (eth_state.Trie, error) {
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hasData := root != (eth_common.Hash{})
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var versionId int64
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versionId := od.stateStore.LastCommitID().Version
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if hasData {
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// First 8 bytes encode version
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versionId = int64(binary.BigEndian.Uint64(root[:8]))
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if od.stateStore.LastCommitID().Version != versionId {
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if err := od.stateStore.LoadVersion(versionId); err != nil {
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return nil, err
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}
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//if err := od.stateStore.LoadVersion(versionId); err != nil {
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// return nil, err
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//}
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od.storageCache = nil
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}
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}
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if od.storageCache == nil {
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od.storageCache = store.NewCacheKVStore(od.stateStore.GetCommitKVStore(StorageKey))
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}
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fmt.Printf("OpenStorageTrie version %d\n", versionId)
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return &OurTrie{od:od, versionId: versionId, st: od.storageCache, prefix: addrHash[:], hasData: hasData}, nil
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}
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@ -171,8 +175,8 @@ func (ot *OurTrie) Commit(onleaf eth_trie.LeafCallback) (eth_common.Hash, error)
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return eth_common.Hash{}, nil
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}
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var commitHash eth_common.Hash
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// We assume here that the next committed version will be ot.versionId+1
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binary.BigEndian.PutUint64(commitHash[:8], uint64(ot.versionId+1))
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// We assume here that the next committed version will be od.stateStore.LastCommitID().Version+1
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binary.BigEndian.PutUint64(commitHash[:8], uint64(ot.od.stateStore.LastCommitID().Version+1))
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if ot.prefix == nil {
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if ot.od.accountsCache != nil {
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ot.od.accountsCache.Write()
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@ -351,6 +355,7 @@ func main() {
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prev_root := genesis_root
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d.tracing = true
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chainContext := &OurChainContext{}
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vmConfig := eth_vm.Config{}
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for {
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if err = stream.Decode(&block); err == io.EOF {
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err = nil // Clear it
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@ -379,7 +384,28 @@ func main() {
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}
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for i, tx := range block.Transactions() {
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statedb.Prepare(tx.Hash(), block.Hash(), i)
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receipt, _, err := eth_core.ApplyTransaction(chainConfig, chainContext, nil, gp, statedb, header, tx, usedGas, eth_vm.Config{})
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var h eth_common.Hash = tx.Hash()
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if bytes.Equal(h[:], eth_common.FromHex("0xc438cfcc3b74a28741bda361032f1c6362c34aa0e1cedff693f31ec7d6a12717")) {
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vmConfig.Tracer = eth_vm.NewStructLogger(ð_vm.LogConfig{})
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vmConfig.Debug = true
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}
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receipt, _, err := eth_core.ApplyTransaction(chainConfig, chainContext, nil, gp, statedb, header, tx, usedGas, vmConfig)
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if vmConfig.Tracer != nil {
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w, err := os.Create("structlogs.txt")
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if err != nil {
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panic(err)
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}
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encoder := json.NewEncoder(w)
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logs := FormatLogs(vmConfig.Tracer.(*eth_vm.StructLogger).StructLogs())
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if err := encoder.Encode(logs); err != nil {
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panic(err)
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}
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if err := w.Close(); err != nil {
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panic(err)
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}
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vmConfig.Debug = false
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vmConfig.Tracer = nil
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}
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if err != nil {
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panic(fmt.Errorf("at block %d, tx %x: %v", block.NumberU64(), tx.Hash(), err))
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}
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@ -393,7 +419,7 @@ func main() {
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if err != nil {
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panic(fmt.Errorf("at block %d: %v", block.NumberU64(), err))
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}
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//fmt.Printf("State root after block %d: %x\n", block.NumberU64(), prev_root)
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fmt.Printf("State root after block %d: %x\n", block.NumberU64(), prev_root)
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d.stateStore.Commit()
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//fmt.Printf("CommitID after block %d: %v\n", block.NumberU64(), commitID)
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switch block.NumberU64() {
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