mirror of
https://gitlab.com/pulsechaincom/erigon-pulse.git
synced 2024-12-25 13:07:17 +00:00
5e2f6bb2db
* Add fixes to eth_newPendingTxFilter and others * Fix tests * Add test * Add goroutines return on closed chans
357 lines
14 KiB
Go
357 lines
14 KiB
Go
package commands
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import (
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"bytes"
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"context"
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"math/big"
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"sync"
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lru "github.com/hashicorp/golang-lru"
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"github.com/holiman/uint256"
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"github.com/ledgerwatch/erigon-lib/gointerfaces/txpool"
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"github.com/ledgerwatch/erigon-lib/kv"
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"github.com/ledgerwatch/erigon-lib/kv/kvcache"
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"github.com/ledgerwatch/erigon/common"
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"github.com/ledgerwatch/erigon/common/hexutil"
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"github.com/ledgerwatch/erigon/common/math"
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"github.com/ledgerwatch/erigon/consensus/misc"
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"github.com/ledgerwatch/erigon/core/rawdb"
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"github.com/ledgerwatch/erigon/core/types"
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ethFilters "github.com/ledgerwatch/erigon/eth/filters"
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"github.com/ledgerwatch/erigon/internal/ethapi"
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"github.com/ledgerwatch/erigon/params"
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"github.com/ledgerwatch/erigon/rpc"
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"github.com/ledgerwatch/erigon/turbo/rpchelper"
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"github.com/ledgerwatch/erigon/turbo/services"
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)
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// EthAPI is a collection of functions that are exposed in the
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type EthAPI interface {
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// Block related (proposed file: ./eth_blocks.go)
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GetBlockByNumber(ctx context.Context, number rpc.BlockNumber, fullTx bool) (map[string]interface{}, error)
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GetBlockByHash(ctx context.Context, hash rpc.BlockNumberOrHash, fullTx bool) (map[string]interface{}, error)
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GetBlockTransactionCountByNumber(ctx context.Context, blockNr rpc.BlockNumber) (*hexutil.Uint, error)
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GetBlockTransactionCountByHash(ctx context.Context, blockHash common.Hash) (*hexutil.Uint, error)
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// Transaction related (see ./eth_txs.go)
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GetTransactionByHash(ctx context.Context, hash common.Hash) (*RPCTransaction, error)
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GetTransactionByBlockHashAndIndex(ctx context.Context, blockHash common.Hash, txIndex hexutil.Uint64) (*RPCTransaction, error)
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GetTransactionByBlockNumberAndIndex(ctx context.Context, blockNr rpc.BlockNumber, txIndex hexutil.Uint) (*RPCTransaction, error)
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GetRawTransactionByBlockNumberAndIndex(ctx context.Context, blockNr rpc.BlockNumber, index hexutil.Uint) (hexutil.Bytes, error)
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GetRawTransactionByBlockHashAndIndex(ctx context.Context, blockHash common.Hash, index hexutil.Uint) (hexutil.Bytes, error)
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GetRawTransactionByHash(ctx context.Context, hash common.Hash) (hexutil.Bytes, error)
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// Receipt related (see ./eth_receipts.go)
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GetTransactionReceipt(ctx context.Context, hash common.Hash) (map[string]interface{}, error)
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GetLogs(ctx context.Context, crit ethFilters.FilterCriteria) ([]*types.Log, error)
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GetBlockReceipts(ctx context.Context, number rpc.BlockNumber) ([]map[string]interface{}, error)
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// Uncle related (see ./eth_uncles.go)
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GetUncleByBlockNumberAndIndex(ctx context.Context, blockNr rpc.BlockNumber, index hexutil.Uint) (map[string]interface{}, error)
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GetUncleByBlockHashAndIndex(ctx context.Context, hash common.Hash, index hexutil.Uint) (map[string]interface{}, error)
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GetUncleCountByBlockNumber(ctx context.Context, number rpc.BlockNumber) (*hexutil.Uint, error)
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GetUncleCountByBlockHash(ctx context.Context, hash common.Hash) (*hexutil.Uint, error)
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// Filter related (see ./eth_filters.go)
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NewPendingTransactionFilter(_ context.Context) (string, error)
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NewBlockFilter(_ context.Context) (string, error)
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NewFilter(_ context.Context, crit ethFilters.FilterCriteria) (string, error)
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UninstallFilter(_ context.Context, index string) (bool, error)
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GetFilterChanges(_ context.Context, index string) ([]interface{}, error)
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// Account related (see ./eth_accounts.go)
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Accounts(ctx context.Context) ([]common.Address, error)
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GetBalance(ctx context.Context, address common.Address, blockNrOrHash rpc.BlockNumberOrHash) (*hexutil.Big, error)
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GetTransactionCount(ctx context.Context, address common.Address, blockNrOrHash rpc.BlockNumberOrHash) (*hexutil.Uint64, error)
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GetStorageAt(ctx context.Context, address common.Address, index string, blockNrOrHash rpc.BlockNumberOrHash) (string, error)
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GetCode(ctx context.Context, address common.Address, blockNrOrHash rpc.BlockNumberOrHash) (hexutil.Bytes, error)
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// System related (see ./eth_system.go)
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BlockNumber(ctx context.Context) (hexutil.Uint64, error)
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Syncing(ctx context.Context) (interface{}, error)
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ChainId(ctx context.Context) (hexutil.Uint64, error) /* called eth_protocolVersion elsewhere */
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ProtocolVersion(_ context.Context) (hexutil.Uint, error)
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GasPrice(_ context.Context) (*hexutil.Big, error)
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// Sending related (see ./eth_call.go)
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Call(ctx context.Context, args ethapi.CallArgs, blockNrOrHash rpc.BlockNumberOrHash, overrides *ethapi.StateOverrides) (hexutil.Bytes, error)
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EstimateGas(ctx context.Context, argsOrNil *ethapi.CallArgs, blockNrOrHash *rpc.BlockNumberOrHash) (hexutil.Uint64, error)
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SendRawTransaction(ctx context.Context, encodedTx hexutil.Bytes) (common.Hash, error)
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SendTransaction(_ context.Context, txObject interface{}) (common.Hash, error)
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Sign(ctx context.Context, _ common.Address, _ hexutil.Bytes) (hexutil.Bytes, error)
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SignTransaction(_ context.Context, txObject interface{}) (common.Hash, error)
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GetProof(ctx context.Context, address common.Address, storageKeys []string, blockNr rpc.BlockNumber) (*interface{}, error)
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CreateAccessList(ctx context.Context, args ethapi.CallArgs, blockNrOrHash *rpc.BlockNumberOrHash, optimizeGas *bool) (*accessListResult, error)
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// Mining related (see ./eth_mining.go)
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Coinbase(ctx context.Context) (common.Address, error)
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Hashrate(ctx context.Context) (uint64, error)
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Mining(ctx context.Context) (bool, error)
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GetWork(ctx context.Context) ([4]string, error)
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SubmitWork(ctx context.Context, nonce types.BlockNonce, powHash, digest common.Hash) (bool, error)
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SubmitHashrate(ctx context.Context, hashRate hexutil.Uint64, id common.Hash) (bool, error)
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}
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type BaseAPI struct {
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stateCache kvcache.Cache // thread-safe
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blocksLRU *lru.Cache // thread-safe
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filters *rpchelper.Filters
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_chainConfig *params.ChainConfig
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_genesis *types.Block
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_genesisLock sync.RWMutex
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_blockReader services.FullBlockReader
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_txnReader services.TxnReader
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TevmEnabled bool // experiment
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}
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func NewBaseApi(f *rpchelper.Filters, stateCache kvcache.Cache, blockReader services.FullBlockReader, singleNodeMode bool) *BaseAPI {
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blocksLRUSize := 128 // ~32Mb
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if !singleNodeMode {
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blocksLRUSize = 512
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}
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blocksLRU, err := lru.New(blocksLRUSize)
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if err != nil {
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panic(err)
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}
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return &BaseAPI{filters: f, stateCache: stateCache, blocksLRU: blocksLRU, _blockReader: blockReader, _txnReader: blockReader}
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}
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func (api *BaseAPI) chainConfig(tx kv.Tx) (*params.ChainConfig, error) {
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cfg, _, err := api.chainConfigWithGenesis(tx)
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return cfg, err
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}
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func (api *BaseAPI) EnableTevmExperiment() { api.TevmEnabled = true }
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// nolint:unused
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func (api *BaseAPI) genesis(tx kv.Tx) (*types.Block, error) {
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_, genesis, err := api.chainConfigWithGenesis(tx)
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return genesis, err
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}
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func (api *BaseAPI) txnLookup(ctx context.Context, tx kv.Tx, txnHash common.Hash) (uint64, bool, error) {
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return api._txnReader.TxnLookup(ctx, tx, txnHash)
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}
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func (api *BaseAPI) blockByNumberWithSenders(tx kv.Tx, number uint64) (*types.Block, error) {
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hash, hashErr := rawdb.ReadCanonicalHash(tx, number)
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if hashErr != nil {
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return nil, hashErr
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}
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return api.blockWithSenders(tx, hash, number)
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}
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func (api *BaseAPI) blockByHashWithSenders(tx kv.Tx, hash common.Hash) (*types.Block, error) {
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if api.blocksLRU != nil {
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if it, ok := api.blocksLRU.Get(hash); ok && it != nil {
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return it.(*types.Block), nil
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}
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}
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number := rawdb.ReadHeaderNumber(tx, hash)
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if number == nil {
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return nil, nil
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}
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return api.blockWithSenders(tx, hash, *number)
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}
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func (api *BaseAPI) blockWithSenders(tx kv.Tx, hash common.Hash, number uint64) (*types.Block, error) {
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if api.blocksLRU != nil {
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if it, ok := api.blocksLRU.Get(hash); ok && it != nil {
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return it.(*types.Block), nil
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}
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}
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block, _, err := api._blockReader.BlockWithSenders(context.Background(), tx, hash, number)
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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 { // don't save nil's to cache
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return nil, nil
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}
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// don't save empty blocks to cache, because in Erigon
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// if block become non-canonical - we remove it's transactions, but block can become canonical in future
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if block.Transactions().Len() == 0 {
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return block, nil
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}
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if api.blocksLRU != nil {
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// calc fields before put to cache
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for _, txn := range block.Transactions() {
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txn.Hash()
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}
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block.Hash()
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api.blocksLRU.Add(hash, block)
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}
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return block, nil
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}
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func (api *BaseAPI) chainConfigWithGenesis(tx kv.Tx) (*params.ChainConfig, *types.Block, error) {
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api._genesisLock.RLock()
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cc, genesisBlock := api._chainConfig, api._genesis
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api._genesisLock.RUnlock()
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if cc != nil {
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return cc, genesisBlock, nil
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}
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genesisBlock, err := rawdb.ReadBlockByNumber(tx, 0)
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if err != nil {
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return nil, nil, err
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}
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cc, err = rawdb.ReadChainConfig(tx, genesisBlock.Hash())
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if err != nil {
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return nil, nil, err
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}
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if cc != nil && genesisBlock != nil {
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api._genesisLock.Lock()
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api._genesis = genesisBlock
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api._chainConfig = cc
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api._genesisLock.Unlock()
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}
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return cc, genesisBlock, nil
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}
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func (api *BaseAPI) pendingBlock() *types.Block {
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return api.filters.LastPendingBlock()
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}
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func (api *BaseAPI) blockByRPCNumber(number rpc.BlockNumber, tx kv.Tx) (*types.Block, error) {
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if number == rpc.PendingBlockNumber {
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return api.pendingBlock(), nil
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}
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n, _, _, err := rpchelper.GetBlockNumber(rpc.BlockNumberOrHashWithNumber(number), 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.blockByNumberWithSenders(tx, n)
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return block, err
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}
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// APIImpl is implementation of the EthAPI interface based on remote Db access
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type APIImpl struct {
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*BaseAPI
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ethBackend rpchelper.ApiBackend
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txPool txpool.TxpoolClient
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mining txpool.MiningClient
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db kv.RoDB
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GasCap uint64
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}
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// NewEthAPI returns APIImpl instance
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func NewEthAPI(base *BaseAPI, db kv.RoDB, eth rpchelper.ApiBackend, txPool txpool.TxpoolClient, mining txpool.MiningClient, gascap uint64) *APIImpl {
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if gascap == 0 {
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gascap = uint64(math.MaxUint64 / 2)
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}
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return &APIImpl{
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BaseAPI: base,
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db: db,
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ethBackend: eth,
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txPool: txPool,
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mining: mining,
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GasCap: gascap,
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}
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}
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// RPCTransaction represents a transaction that will serialize to the RPC representation of a transaction
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type RPCTransaction struct {
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BlockHash *common.Hash `json:"blockHash"`
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BlockNumber *hexutil.Big `json:"blockNumber"`
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From common.Address `json:"from"`
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Gas hexutil.Uint64 `json:"gas"`
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GasPrice *hexutil.Big `json:"gasPrice,omitempty"`
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Tip *hexutil.Big `json:"maxPriorityFeePerGas,omitempty"`
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FeeCap *hexutil.Big `json:"maxFeePerGas,omitempty"`
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Hash common.Hash `json:"hash"`
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Input hexutil.Bytes `json:"input"`
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Nonce hexutil.Uint64 `json:"nonce"`
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To *common.Address `json:"to"`
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TransactionIndex *hexutil.Uint64 `json:"transactionIndex"`
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Value *hexutil.Big `json:"value"`
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Type hexutil.Uint64 `json:"type"`
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Accesses *types.AccessList `json:"accessList,omitempty"`
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ChainID *hexutil.Big `json:"chainId,omitempty"`
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V *hexutil.Big `json:"v"`
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R *hexutil.Big `json:"r"`
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S *hexutil.Big `json:"s"`
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}
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// newRPCTransaction returns a transaction that will serialize to the RPC
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// representation, with the given location metadata set (if available).
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func newRPCTransaction(tx types.Transaction, blockHash common.Hash, blockNumber uint64, index uint64, baseFee *big.Int) *RPCTransaction {
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// Determine the signer. For replay-protected transactions, use the most permissive
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// signer, because we assume that signers are backwards-compatible with old
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// transactions. For non-protected transactions, the homestead signer signer is used
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// because the return value of ChainId is zero for those transactions.
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var chainId *big.Int
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result := &RPCTransaction{
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Type: hexutil.Uint64(tx.Type()),
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Gas: hexutil.Uint64(tx.GetGas()),
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Hash: tx.Hash(),
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Input: hexutil.Bytes(tx.GetData()),
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Nonce: hexutil.Uint64(tx.GetNonce()),
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To: tx.GetTo(),
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Value: (*hexutil.Big)(tx.GetValue().ToBig()),
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}
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switch t := tx.(type) {
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case *types.LegacyTx:
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chainId = types.DeriveChainId(&t.V).ToBig()
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result.GasPrice = (*hexutil.Big)(t.GasPrice.ToBig())
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result.V = (*hexutil.Big)(t.V.ToBig())
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result.R = (*hexutil.Big)(t.R.ToBig())
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result.S = (*hexutil.Big)(t.S.ToBig())
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case *types.AccessListTx:
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chainId = t.ChainID.ToBig()
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result.ChainID = (*hexutil.Big)(chainId)
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result.GasPrice = (*hexutil.Big)(t.GasPrice.ToBig())
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result.V = (*hexutil.Big)(t.V.ToBig())
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result.R = (*hexutil.Big)(t.R.ToBig())
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result.S = (*hexutil.Big)(t.S.ToBig())
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result.Accesses = &t.AccessList
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case *types.DynamicFeeTransaction:
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chainId = t.ChainID.ToBig()
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result.ChainID = (*hexutil.Big)(chainId)
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result.Tip = (*hexutil.Big)(t.Tip.ToBig())
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result.FeeCap = (*hexutil.Big)(t.FeeCap.ToBig())
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result.V = (*hexutil.Big)(t.V.ToBig())
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result.R = (*hexutil.Big)(t.R.ToBig())
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result.S = (*hexutil.Big)(t.S.ToBig())
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result.Accesses = &t.AccessList
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baseFee, overflow := uint256.FromBig(baseFee)
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if baseFee != nil && !overflow && blockHash != (common.Hash{}) {
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// price = min(tip + baseFee, gasFeeCap)
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price := math.Min256(new(uint256.Int).Add(tx.GetTip(), baseFee), tx.GetFeeCap())
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result.GasPrice = (*hexutil.Big)(price.ToBig())
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} else {
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result.GasPrice = nil
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}
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}
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signer := types.LatestSignerForChainID(chainId)
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result.From, _ = tx.Sender(*signer)
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if blockHash != (common.Hash{}) {
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result.BlockHash = &blockHash
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result.BlockNumber = (*hexutil.Big)(new(big.Int).SetUint64(blockNumber))
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result.TransactionIndex = (*hexutil.Uint64)(&index)
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}
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return result
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}
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// newRPCPendingTransaction returns a pending transaction that will serialize to the RPC representation
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func newRPCPendingTransaction(tx types.Transaction, current *types.Header, config *params.ChainConfig) *RPCTransaction {
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var baseFee *big.Int
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if current != nil {
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baseFee = misc.CalcBaseFee(config, current)
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}
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return newRPCTransaction(tx, common.Hash{}, 0, 0, baseFee)
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}
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// newRPCRawTransactionFromBlockIndex returns the bytes of a transaction given a block and a transaction index.
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func newRPCRawTransactionFromBlockIndex(b *types.Block, index uint64) (hexutil.Bytes, error) {
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txs := b.Transactions()
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if index >= uint64(len(txs)) {
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return nil, nil
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}
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var buf bytes.Buffer
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err := txs[index].MarshalBinary(&buf)
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return buf.Bytes(), err
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}
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