mirror of
https://gitlab.com/pulsechaincom/erigon-pulse.git
synced 2024-12-22 19:50:36 +00:00
405 lines
13 KiB
Go
405 lines
13 KiB
Go
package jsonrpc
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import (
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"context"
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"fmt"
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jsoniter "github.com/json-iterator/go"
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"github.com/ledgerwatch/erigon-lib/common"
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"github.com/ledgerwatch/erigon-lib/common/hexutility"
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"github.com/ledgerwatch/erigon-lib/kv"
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"github.com/ledgerwatch/erigon-lib/kv/order"
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"github.com/ledgerwatch/erigon-lib/kv/rawdbv3"
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"github.com/ledgerwatch/erigon/common/changeset"
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"github.com/ledgerwatch/erigon/common/hexutil"
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"github.com/ledgerwatch/erigon/core/rawdb"
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"github.com/ledgerwatch/erigon/core/state"
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"github.com/ledgerwatch/erigon/core/types/accounts"
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"github.com/ledgerwatch/erigon/eth/stagedsync/stages"
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"github.com/ledgerwatch/erigon/eth/tracers"
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"github.com/ledgerwatch/erigon/rlp"
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"github.com/ledgerwatch/erigon/rpc"
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"github.com/ledgerwatch/erigon/turbo/adapter/ethapi"
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"github.com/ledgerwatch/erigon/turbo/rpchelper"
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"github.com/ledgerwatch/erigon/turbo/transactions"
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)
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// AccountRangeMaxResults is the maximum number of results to be returned per call
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const AccountRangeMaxResults = 256
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// PrivateDebugAPI Exposed RPC endpoints for debugging use
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type PrivateDebugAPI interface {
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StorageRangeAt(ctx context.Context, blockHash common.Hash, txIndex uint64, contractAddress common.Address, keyStart hexutility.Bytes, maxResult int) (StorageRangeResult, error)
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TraceTransaction(ctx context.Context, hash common.Hash, config *tracers.TraceConfig, stream *jsoniter.Stream) error
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TraceBlockByHash(ctx context.Context, hash common.Hash, config *tracers.TraceConfig, stream *jsoniter.Stream) error
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TraceBlockByNumber(ctx context.Context, number rpc.BlockNumber, config *tracers.TraceConfig, stream *jsoniter.Stream) error
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AccountRange(ctx context.Context, blockNrOrHash rpc.BlockNumberOrHash, start []byte, maxResults int, nocode, nostorage bool) (state.IteratorDump, error)
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GetModifiedAccountsByNumber(ctx context.Context, startNum rpc.BlockNumber, endNum *rpc.BlockNumber) ([]common.Address, error)
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GetModifiedAccountsByHash(_ context.Context, startHash common.Hash, endHash *common.Hash) ([]common.Address, error)
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TraceCall(ctx context.Context, args ethapi.CallArgs, blockNrOrHash rpc.BlockNumberOrHash, config *tracers.TraceConfig, stream *jsoniter.Stream) error
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AccountAt(ctx context.Context, blockHash common.Hash, txIndex uint64, account common.Address) (*AccountResult, error)
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GetRawHeader(ctx context.Context, blockNrOrHash rpc.BlockNumberOrHash) (hexutility.Bytes, error)
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GetRawBlock(ctx context.Context, blockNrOrHash rpc.BlockNumberOrHash) (hexutility.Bytes, error)
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}
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// PrivateDebugAPIImpl is implementation of the PrivateDebugAPI interface based on remote Db access
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type PrivateDebugAPIImpl struct {
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*BaseAPI
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db kv.RoDB
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GasCap uint64
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}
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// NewPrivateDebugAPI returns PrivateDebugAPIImpl instance
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func NewPrivateDebugAPI(base *BaseAPI, db kv.RoDB, gascap uint64) *PrivateDebugAPIImpl {
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return &PrivateDebugAPIImpl{
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BaseAPI: base,
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db: db,
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GasCap: gascap,
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}
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}
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// storageRangeAt implements debug_storageRangeAt. Returns information about a range of storage locations (if any) for the given address.
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func (api *PrivateDebugAPIImpl) StorageRangeAt(ctx context.Context, blockHash common.Hash, txIndex uint64, contractAddress common.Address, keyStart hexutility.Bytes, maxResult int) (StorageRangeResult, error) {
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tx, err := api.db.BeginRo(ctx)
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if err != nil {
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return StorageRangeResult{}, err
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}
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defer tx.Rollback()
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chainConfig, err := api.chainConfig(tx)
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if err != nil {
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return StorageRangeResult{}, err
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}
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engine := api.engine()
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if api.historyV3(tx) {
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number := rawdb.ReadHeaderNumber(tx, blockHash)
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minTxNum, err := rawdbv3.TxNums.Min(tx, *number)
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if err != nil {
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return StorageRangeResult{}, err
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}
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return storageRangeAtV3(tx.(kv.TemporalTx), contractAddress, keyStart, minTxNum+txIndex, maxResult)
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}
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block, err := api.blockByHashWithSenders(tx, blockHash)
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if err != nil {
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return StorageRangeResult{}, err
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}
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if block == nil {
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return StorageRangeResult{}, nil
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}
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_, _, _, _, stateReader, err := transactions.ComputeTxEnv(ctx, engine, block, chainConfig, api._blockReader, tx, int(txIndex), api.historyV3(tx))
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if err != nil {
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return StorageRangeResult{}, err
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}
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return storageRangeAt(stateReader.(*state.PlainState), contractAddress, keyStart, maxResult)
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}
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// AccountRange implements debug_accountRange. Returns a range of accounts involved in the given block rangeb
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func (api *PrivateDebugAPIImpl) AccountRange(ctx context.Context, blockNrOrHash rpc.BlockNumberOrHash, startKey []byte, maxResults int, excludeCode, excludeStorage bool) (state.IteratorDump, error) {
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tx, err := api.db.BeginRo(ctx)
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if err != nil {
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return state.IteratorDump{}, err
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}
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defer tx.Rollback()
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var blockNumber uint64
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if number, ok := blockNrOrHash.Number(); ok {
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if number == rpc.PendingBlockNumber {
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return state.IteratorDump{}, fmt.Errorf("accountRange for pending block not supported")
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}
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if number == rpc.LatestBlockNumber {
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var err error
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blockNumber, err = stages.GetStageProgress(tx, stages.Execution)
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if err != nil {
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return state.IteratorDump{}, fmt.Errorf("last block has not found: %w", err)
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}
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} else {
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blockNumber = uint64(number)
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}
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} else if hash, ok := blockNrOrHash.Hash(); ok {
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block, err1 := api.blockByHashWithSenders(tx, hash)
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if err1 != nil {
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return state.IteratorDump{}, err1
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}
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if block == nil {
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return state.IteratorDump{}, fmt.Errorf("block %s not found", hash.Hex())
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}
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blockNumber = block.NumberU64()
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}
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if maxResults > AccountRangeMaxResults || maxResults <= 0 {
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maxResults = AccountRangeMaxResults
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}
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dumper := state.NewDumper(tx, blockNumber, api.historyV3(tx))
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res, err := dumper.IteratorDump(excludeCode, excludeStorage, common.BytesToAddress(startKey), maxResults)
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if err != nil {
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return state.IteratorDump{}, err
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}
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header, err := api._blockReader.HeaderByNumber(ctx, tx, blockNumber)
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if err != nil {
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return state.IteratorDump{}, err
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}
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if header != nil {
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res.Root = header.Root.String()
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}
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return res, nil
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}
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// GetModifiedAccountsByNumber implements debug_getModifiedAccountsByNumber. Returns a list of accounts modified in the given block.
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// [from, to)
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func (api *PrivateDebugAPIImpl) GetModifiedAccountsByNumber(ctx context.Context, startNumber rpc.BlockNumber, endNumber *rpc.BlockNumber) ([]common.Address, error) {
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tx, err := api.db.BeginRo(ctx)
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if err != nil {
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return nil, err
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}
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defer tx.Rollback()
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latestBlock, err := stages.GetStageProgress(tx, stages.Finish)
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if err != nil {
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return nil, err
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}
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// forces negative numbers to fail (too large) but allows zero
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startNum := uint64(startNumber.Int64())
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if startNum > latestBlock {
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return nil, fmt.Errorf("start block (%d) is later than the latest block (%d)", startNum, latestBlock)
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}
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endNum := startNum + 1 // allows for single param calls
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if endNumber != nil {
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// forces negative numbers to fail (too large) but allows zero
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endNum = uint64(endNumber.Int64()) + 1
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}
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// is endNum too big?
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if endNum > latestBlock {
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return nil, fmt.Errorf("end block (%d) is later than the latest block (%d)", endNum, latestBlock)
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}
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if startNum > endNum {
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return nil, fmt.Errorf("start block (%d) must be less than or equal to end block (%d)", startNum, endNum)
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}
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//[from, to)
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if api.historyV3(tx) {
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startTxNum, err := rawdbv3.TxNums.Min(tx, startNum)
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if err != nil {
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return nil, err
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}
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endTxNum, err := rawdbv3.TxNums.Max(tx, endNum-1)
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if err != nil {
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return nil, err
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}
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return getModifiedAccountsV3(tx.(kv.TemporalTx), startTxNum, endTxNum)
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}
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return changeset.GetModifiedAccounts(tx, startNum, endNum)
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}
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// getModifiedAccountsV3 returns a list of addresses that were modified in the block range
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// [startNum:endNum)
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func getModifiedAccountsV3(tx kv.TemporalTx, startTxNum, endTxNum uint64) ([]common.Address, error) {
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it, err := tx.HistoryRange(kv.AccountsHistory, int(startTxNum), int(endTxNum), order.Asc, kv.Unlim)
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if err != nil {
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return nil, err
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}
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changedAddrs := make(map[common.Address]struct{})
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for it.HasNext() {
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k, _, err := it.Next()
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if err != nil {
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return nil, err
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}
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changedAddrs[common.BytesToAddress(k)] = struct{}{}
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}
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if len(changedAddrs) == 0 {
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return nil, nil
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}
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idx := 0
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result := make([]common.Address, len(changedAddrs))
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for addr := range changedAddrs {
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copy(result[idx][:], addr[:])
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idx++
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}
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return result, nil
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}
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// GetModifiedAccountsByHash implements debug_getModifiedAccountsByHash. Returns a list of accounts modified in the given block.
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func (api *PrivateDebugAPIImpl) GetModifiedAccountsByHash(ctx context.Context, startHash common.Hash, endHash *common.Hash) ([]common.Address, error) {
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tx, err := api.db.BeginRo(ctx)
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if err != nil {
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return nil, err
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}
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defer tx.Rollback()
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startBlock, err := api.blockByHashWithSenders(tx, startHash)
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if err != nil {
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return nil, err
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}
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if startBlock == nil {
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return nil, fmt.Errorf("start block %x not found", startHash)
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}
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startNum := startBlock.NumberU64()
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endNum := startNum + 1 // allows for single parameter calls
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if endHash != nil {
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endBlock, err := api.blockByHashWithSenders(tx, *endHash)
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if err != nil {
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return nil, err
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}
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if endBlock == nil {
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return nil, fmt.Errorf("end block %x not found", *endHash)
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}
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endNum = endBlock.NumberU64() + 1
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}
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if startNum > endNum {
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return nil, fmt.Errorf("start block (%d) must be less than or equal to end block (%d)", startNum, endNum)
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}
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//[from, to)
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if api.historyV3(tx) {
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startTxNum, err := rawdbv3.TxNums.Min(tx, startNum)
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if err != nil {
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return nil, err
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}
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endTxNum, err := rawdbv3.TxNums.Max(tx, endNum-1)
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if err != nil {
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return nil, err
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}
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return getModifiedAccountsV3(tx.(kv.TemporalTx), startTxNum, endTxNum)
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}
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return changeset.GetModifiedAccounts(tx, startNum, endNum)
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}
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func (api *PrivateDebugAPIImpl) AccountAt(ctx context.Context, blockHash common.Hash, txIndex uint64, address common.Address) (*AccountResult, error) {
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tx, err := api.db.BeginRo(ctx)
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if err != nil {
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return nil, err
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}
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defer tx.Rollback()
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if api.historyV3(tx) {
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number := rawdb.ReadHeaderNumber(tx, blockHash)
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if number == nil {
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return nil, nil
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}
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canonicalHash, _ := api._blockReader.CanonicalHash(ctx, tx, *number)
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isCanonical := canonicalHash == blockHash
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if !isCanonical {
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return nil, fmt.Errorf("block hash is not canonical")
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}
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minTxNum, err := rawdbv3.TxNums.Min(tx, *number)
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if err != nil {
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return nil, err
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}
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ttx := tx.(kv.TemporalTx)
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v, ok, err := ttx.DomainGetAsOf(kv.AccountsDomain, address[:], nil, minTxNum+txIndex+1)
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if err != nil {
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return nil, err
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}
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if !ok || len(v) == 0 {
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return &AccountResult{}, nil
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}
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var a accounts.Account
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if err := accounts.DeserialiseV3(&a, v); err != nil {
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return nil, err
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}
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result := &AccountResult{}
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result.Balance.ToInt().Set(a.Balance.ToBig())
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result.Nonce = hexutil.Uint64(a.Nonce)
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result.CodeHash = a.CodeHash
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code, _, err := ttx.DomainGetAsOf(kv.CodeDomain, address[:], a.CodeHash[:], minTxNum+txIndex)
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if err != nil {
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return nil, err
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}
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result.Code = code
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return result, nil
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}
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chainConfig, err := api.chainConfig(tx)
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if err != nil {
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return nil, err
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}
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engine := api.engine()
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block, err := api.blockByHashWithSenders(tx, blockHash)
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if err != nil {
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return nil, err
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}
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if block == nil {
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return nil, nil
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}
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_, _, _, ibs, _, err := transactions.ComputeTxEnv(ctx, engine, block, chainConfig, api._blockReader, tx, int(txIndex), api.historyV3(tx))
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if err != nil {
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return nil, err
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}
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result := &AccountResult{}
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result.Balance.ToInt().Set(ibs.GetBalance(address).ToBig())
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result.Nonce = hexutil.Uint64(ibs.GetNonce(address))
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result.Code = ibs.GetCode(address)
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result.CodeHash = ibs.GetCodeHash(address)
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return result, nil
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}
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type AccountResult struct {
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Balance hexutil.Big `json:"balance"`
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Nonce hexutil.Uint64 `json:"nonce"`
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Code hexutility.Bytes `json:"code"`
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CodeHash common.Hash `json:"codeHash"`
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}
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func (api *PrivateDebugAPIImpl) GetRawHeader(ctx context.Context, blockNrOrHash rpc.BlockNumberOrHash) (hexutility.Bytes, error) {
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tx, err := api.db.BeginRo(ctx)
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if err != nil {
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return nil, err
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}
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defer tx.Rollback()
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n, h, _, err := rpchelper.GetBlockNumber(blockNrOrHash, tx, api.filters)
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if err != nil {
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return nil, err
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}
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header, err := api._blockReader.Header(context.Background(), tx, h, n)
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if err != nil {
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return nil, err
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}
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if header == nil {
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return nil, fmt.Errorf("header not found")
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}
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return rlp.EncodeToBytes(header)
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}
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func (api *PrivateDebugAPIImpl) GetRawBlock(ctx context.Context, blockNrOrHash rpc.BlockNumberOrHash) (hexutility.Bytes, error) {
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tx, err := api.db.BeginRo(ctx)
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if err != nil {
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return nil, err
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}
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defer tx.Rollback()
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n, h, _, err := rpchelper.GetBlockNumber(blockNrOrHash, tx, api.filters)
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if err != nil {
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return nil, err
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}
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block, err := api.blockWithSenders(tx, h, n)
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if err != nil {
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return nil, err
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}
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if block == nil {
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return nil, fmt.Errorf("block not found")
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}
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return rlp.EncodeToBytes(block)
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}
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