6dc14788a2
Log filtering is now using a MIPmap like approach where addresses of logs are added to a mapped bloom bin. The current levels for the MIP are in ranges of 1.000.000, 500.000, 100.000, 50.000, 1.000. Logs are therefor filtered in batches of 1.000.
818 lines
25 KiB
Go
818 lines
25 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 eth implements the Ethereum protocol.
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package eth
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import (
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"bytes"
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"crypto/ecdsa"
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"encoding/json"
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"fmt"
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"io/ioutil"
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"math/big"
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"os"
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"path/filepath"
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"strings"
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"time"
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"github.com/ethereum/ethash"
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"github.com/ethereum/go-ethereum/accounts"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/common/compiler"
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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/eth/downloader"
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"github.com/ethereum/go-ethereum/ethdb"
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"github.com/ethereum/go-ethereum/event"
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"github.com/ethereum/go-ethereum/logger"
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"github.com/ethereum/go-ethereum/logger/glog"
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"github.com/ethereum/go-ethereum/miner"
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"github.com/ethereum/go-ethereum/p2p"
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"github.com/ethereum/go-ethereum/p2p/discover"
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"github.com/ethereum/go-ethereum/p2p/nat"
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"github.com/ethereum/go-ethereum/rlp"
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"github.com/ethereum/go-ethereum/whisper"
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)
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const (
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epochLength = 30000
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ethashRevision = 23
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autoDAGcheckInterval = 10 * time.Hour
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autoDAGepochHeight = epochLength / 2
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)
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var (
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jsonlogger = logger.NewJsonLogger()
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defaultBootNodes = []*discover.Node{
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// ETH/DEV Go Bootnodes
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discover.MustParseNode("enode://a979fb575495b8d6db44f750317d0f4622bf4c2aa3365d6af7c284339968eef29b69ad0dce72a4d8db5ebb4968de0e3bec910127f134779fbcb0cb6d3331163c@52.16.188.185:30303"), // IE
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discover.MustParseNode("enode://de471bccee3d042261d52e9bff31458daecc406142b401d4cd848f677479f73104b9fdeb090af9583d3391b7f10cb2ba9e26865dd5fca4fcdc0fb1e3b723c786@54.94.239.50:30303"), // BR
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discover.MustParseNode("enode://1118980bf48b0a3640bdba04e0fe78b1add18e1cd99bf22d53daac1fd9972ad650df52176e7c7d89d1114cfef2bc23a2959aa54998a46afcf7d91809f0855082@52.74.57.123:30303"), // SG
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// ETH/DEV cpp-ethereum (poc-9.ethdev.com)
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discover.MustParseNode("enode://979b7fa28feeb35a4741660a16076f1943202cb72b6af70d327f053e248bab9ba81760f39d0701ef1d8f89cc1fbd2cacba0710a12cd5314d5e0c9021aa3637f9@5.1.83.226:30303"),
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}
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defaultTestNetBootNodes = []*discover.Node{
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discover.MustParseNode("enode://5374c1bff8df923d3706357eeb4983cd29a63be40a269aaa2296ee5f3b2119a8978c0ed68b8f6fc84aad0df18790417daadf91a4bfbb786a16c9b0a199fa254a@92.51.165.126:30303"),
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}
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staticNodes = "static-nodes.json" // Path within <datadir> to search for the static node list
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trustedNodes = "trusted-nodes.json" // Path within <datadir> to search for the trusted node list
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)
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type Config struct {
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DevMode bool
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TestNet bool
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Name string
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NetworkId int
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GenesisNonce int
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GenesisFile string
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GenesisBlock *types.Block // used by block tests
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Olympic bool
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BlockChainVersion int
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SkipBcVersionCheck bool // e.g. blockchain export
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DatabaseCache int
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DataDir string
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LogFile string
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Verbosity int
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LogJSON string
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VmDebug bool
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NatSpec bool
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AutoDAG bool
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PowTest bool
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ExtraData []byte
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MaxPeers int
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MaxPendingPeers int
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Discovery bool
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Port string
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// Space-separated list of discovery node URLs
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BootNodes string
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// This key is used to identify the node on the network.
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// If nil, an ephemeral key is used.
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NodeKey *ecdsa.PrivateKey
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NAT nat.Interface
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Shh bool
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Dial bool
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Etherbase common.Address
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GasPrice *big.Int
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MinerThreads int
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AccountManager *accounts.Manager
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SolcPath string
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GpoMinGasPrice *big.Int
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GpoMaxGasPrice *big.Int
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GpoFullBlockRatio int
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GpobaseStepDown int
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GpobaseStepUp int
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GpobaseCorrectionFactor int
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// NewDB is used to create databases.
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// If nil, the default is to create leveldb databases on disk.
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NewDB func(path string) (ethdb.Database, error)
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}
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func (cfg *Config) parseBootNodes() []*discover.Node {
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if cfg.BootNodes == "" {
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if cfg.TestNet {
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return defaultTestNetBootNodes
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}
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return defaultBootNodes
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}
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var ns []*discover.Node
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for _, url := range strings.Split(cfg.BootNodes, " ") {
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if url == "" {
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continue
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}
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n, err := discover.ParseNode(url)
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if err != nil {
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glog.V(logger.Error).Infof("Bootstrap URL %s: %v\n", url, err)
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continue
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}
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ns = append(ns, n)
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}
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return ns
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}
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// parseNodes parses a list of discovery node URLs loaded from a .json file.
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func (cfg *Config) parseNodes(file string) []*discover.Node {
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// Short circuit if no node config is present
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path := filepath.Join(cfg.DataDir, file)
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if _, err := os.Stat(path); err != nil {
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return nil
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}
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// Load the nodes from the config file
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blob, err := ioutil.ReadFile(path)
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if err != nil {
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glog.V(logger.Error).Infof("Failed to access nodes: %v", err)
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return nil
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}
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nodelist := []string{}
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if err := json.Unmarshal(blob, &nodelist); err != nil {
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glog.V(logger.Error).Infof("Failed to load nodes: %v", err)
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return nil
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}
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// Interpret the list as a discovery node array
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var nodes []*discover.Node
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for _, url := range nodelist {
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if url == "" {
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continue
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}
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node, err := discover.ParseNode(url)
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if err != nil {
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glog.V(logger.Error).Infof("Node URL %s: %v\n", url, err)
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continue
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}
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nodes = append(nodes, node)
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}
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return nodes
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}
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func (cfg *Config) nodeKey() (*ecdsa.PrivateKey, error) {
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// use explicit key from command line args if set
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if cfg.NodeKey != nil {
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return cfg.NodeKey, nil
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}
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// use persistent key if present
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keyfile := filepath.Join(cfg.DataDir, "nodekey")
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key, err := crypto.LoadECDSA(keyfile)
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if err == nil {
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return key, nil
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}
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// no persistent key, generate and store a new one
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if key, err = crypto.GenerateKey(); err != nil {
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return nil, fmt.Errorf("could not generate server key: %v", err)
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}
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if err := crypto.SaveECDSA(keyfile, key); err != nil {
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glog.V(logger.Error).Infoln("could not persist nodekey: ", err)
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}
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return key, nil
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}
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type Ethereum struct {
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// Channel for shutting down the ethereum
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shutdownChan chan bool
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// DB interfaces
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chainDb ethdb.Database // Block chain database
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dappDb ethdb.Database // Dapp database
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//*** SERVICES ***
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// State manager for processing new blocks and managing the over all states
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blockProcessor *core.BlockProcessor
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txPool *core.TxPool
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blockchain *core.BlockChain
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accountManager *accounts.Manager
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whisper *whisper.Whisper
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pow *ethash.Ethash
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protocolManager *ProtocolManager
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SolcPath string
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solc *compiler.Solidity
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GpoMinGasPrice *big.Int
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GpoMaxGasPrice *big.Int
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GpoFullBlockRatio int
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GpobaseStepDown int
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GpobaseStepUp int
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GpobaseCorrectionFactor int
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net *p2p.Server
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eventMux *event.TypeMux
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miner *miner.Miner
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// logger logger.LogSystem
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Mining bool
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MinerThreads int
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NatSpec bool
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DataDir string
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AutoDAG bool
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PowTest bool
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autodagquit chan bool
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etherbase common.Address
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clientVersion string
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netVersionId int
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shhVersionId int
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}
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func New(config *Config) (*Ethereum, error) {
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// Bootstrap database
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logger.New(config.DataDir, config.LogFile, config.Verbosity)
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if len(config.LogJSON) > 0 {
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logger.NewJSONsystem(config.DataDir, config.LogJSON)
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}
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// Let the database take 3/4 of the max open files (TODO figure out a way to get the actual limit of the open files)
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const dbCount = 3
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ethdb.OpenFileLimit = 128 / (dbCount + 1)
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newdb := config.NewDB
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if newdb == nil {
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newdb = func(path string) (ethdb.Database, error) { return ethdb.NewLDBDatabase(path, config.DatabaseCache) }
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}
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// Open the chain database and perform any upgrades needed
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chainDb, err := newdb(filepath.Join(config.DataDir, "chaindata"))
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if err != nil {
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return nil, fmt.Errorf("blockchain db err: %v", err)
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}
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if db, ok := chainDb.(*ethdb.LDBDatabase); ok {
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db.Meter("eth/db/chaindata/")
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}
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if err := upgradeChainDatabase(chainDb); err != nil {
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return nil, err
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}
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if err := addMipmapBloomBins(chainDb); err != nil {
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return nil, err
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}
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dappDb, err := newdb(filepath.Join(config.DataDir, "dapp"))
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if err != nil {
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return nil, fmt.Errorf("dapp db err: %v", err)
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}
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if db, ok := dappDb.(*ethdb.LDBDatabase); ok {
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db.Meter("eth/db/dapp/")
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}
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nodeDb := filepath.Join(config.DataDir, "nodes")
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glog.V(logger.Info).Infof("Protocol Versions: %v, Network Id: %v", ProtocolVersions, config.NetworkId)
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if len(config.GenesisFile) > 0 {
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fr, err := os.Open(config.GenesisFile)
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if err != nil {
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return nil, err
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}
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block, err := core.WriteGenesisBlock(chainDb, fr)
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if err != nil {
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return nil, err
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}
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glog.V(logger.Info).Infof("Successfully wrote genesis block. New genesis hash = %x\n", block.Hash())
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}
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// different modes
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switch {
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case config.Olympic:
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glog.V(logger.Error).Infoln("Starting Olympic network")
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fallthrough
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case config.DevMode:
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_, err := core.WriteOlympicGenesisBlock(chainDb, 42)
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if err != nil {
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return nil, err
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}
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case config.TestNet:
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state.StartingNonce = 1048576 // (2**20)
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_, err := core.WriteTestNetGenesisBlock(chainDb, 0x6d6f7264656e)
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if err != nil {
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return nil, err
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}
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}
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// This is for testing only.
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if config.GenesisBlock != nil {
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core.WriteTd(chainDb, config.GenesisBlock.Hash(), config.GenesisBlock.Difficulty())
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core.WriteBlock(chainDb, config.GenesisBlock)
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core.WriteCanonicalHash(chainDb, config.GenesisBlock.Hash(), config.GenesisBlock.NumberU64())
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core.WriteHeadBlockHash(chainDb, config.GenesisBlock.Hash())
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}
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if !config.SkipBcVersionCheck {
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b, _ := chainDb.Get([]byte("BlockchainVersion"))
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bcVersion := int(common.NewValue(b).Uint())
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if bcVersion != config.BlockChainVersion && bcVersion != 0 {
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return nil, fmt.Errorf("Blockchain DB version mismatch (%d / %d). Run geth upgradedb.\n", bcVersion, config.BlockChainVersion)
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}
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saveBlockchainVersion(chainDb, config.BlockChainVersion)
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}
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glog.V(logger.Info).Infof("Blockchain DB Version: %d", config.BlockChainVersion)
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eth := &Ethereum{
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shutdownChan: make(chan bool),
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chainDb: chainDb,
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dappDb: dappDb,
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eventMux: &event.TypeMux{},
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accountManager: config.AccountManager,
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DataDir: config.DataDir,
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etherbase: config.Etherbase,
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clientVersion: config.Name, // TODO should separate from Name
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netVersionId: config.NetworkId,
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NatSpec: config.NatSpec,
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MinerThreads: config.MinerThreads,
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SolcPath: config.SolcPath,
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AutoDAG: config.AutoDAG,
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PowTest: config.PowTest,
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GpoMinGasPrice: config.GpoMinGasPrice,
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GpoMaxGasPrice: config.GpoMaxGasPrice,
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GpoFullBlockRatio: config.GpoFullBlockRatio,
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GpobaseStepDown: config.GpobaseStepDown,
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GpobaseStepUp: config.GpobaseStepUp,
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GpobaseCorrectionFactor: config.GpobaseCorrectionFactor,
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}
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if config.PowTest {
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glog.V(logger.Info).Infof("ethash used in test mode")
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eth.pow, err = ethash.NewForTesting()
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if err != nil {
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return nil, err
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}
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} else {
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eth.pow = ethash.New()
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}
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//genesis := core.GenesisBlock(uint64(config.GenesisNonce), stateDb)
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eth.blockchain, err = core.NewBlockChain(chainDb, eth.pow, eth.EventMux())
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if err != nil {
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if err == core.ErrNoGenesis {
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return nil, fmt.Errorf(`Genesis block not found. Please supply a genesis block with the "--genesis /path/to/file" argument`)
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}
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return nil, err
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}
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eth.txPool = core.NewTxPool(eth.EventMux(), eth.blockchain.State, eth.blockchain.GasLimit)
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eth.blockProcessor = core.NewBlockProcessor(chainDb, eth.pow, eth.blockchain, eth.EventMux())
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eth.blockchain.SetProcessor(eth.blockProcessor)
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eth.protocolManager = NewProtocolManager(config.NetworkId, eth.eventMux, eth.txPool, eth.pow, eth.blockchain, chainDb)
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eth.miner = miner.New(eth, eth.EventMux(), eth.pow)
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eth.miner.SetGasPrice(config.GasPrice)
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eth.miner.SetExtra(config.ExtraData)
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if config.Shh {
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eth.whisper = whisper.New()
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eth.shhVersionId = int(eth.whisper.Version())
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}
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netprv, err := config.nodeKey()
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if err != nil {
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return nil, err
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}
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protocols := append([]p2p.Protocol{}, eth.protocolManager.SubProtocols...)
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if config.Shh {
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protocols = append(protocols, eth.whisper.Protocol())
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}
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eth.net = &p2p.Server{
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PrivateKey: netprv,
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Name: config.Name,
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MaxPeers: config.MaxPeers,
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MaxPendingPeers: config.MaxPendingPeers,
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Discovery: config.Discovery,
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Protocols: protocols,
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NAT: config.NAT,
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NoDial: !config.Dial,
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BootstrapNodes: config.parseBootNodes(),
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StaticNodes: config.parseNodes(staticNodes),
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TrustedNodes: config.parseNodes(trustedNodes),
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NodeDatabase: nodeDb,
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}
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if len(config.Port) > 0 {
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eth.net.ListenAddr = ":" + config.Port
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}
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vm.Debug = config.VmDebug
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return eth, nil
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}
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type NodeInfo struct {
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Name string
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NodeUrl string
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NodeID string
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IP string
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DiscPort int // UDP listening port for discovery protocol
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TCPPort int // TCP listening port for RLPx
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Td string
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ListenAddr string
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}
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func (s *Ethereum) NodeInfo() *NodeInfo {
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node := s.net.Self()
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return &NodeInfo{
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Name: s.Name(),
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NodeUrl: node.String(),
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NodeID: node.ID.String(),
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IP: node.IP.String(),
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DiscPort: int(node.UDP),
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TCPPort: int(node.TCP),
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ListenAddr: s.net.ListenAddr,
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Td: s.BlockChain().Td().String(),
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}
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}
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type PeerInfo struct {
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ID string
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Name string
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Caps string
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RemoteAddress string
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LocalAddress string
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}
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func newPeerInfo(peer *p2p.Peer) *PeerInfo {
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var caps []string
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for _, cap := range peer.Caps() {
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caps = append(caps, cap.String())
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}
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return &PeerInfo{
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ID: peer.ID().String(),
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Name: peer.Name(),
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Caps: strings.Join(caps, ", "),
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RemoteAddress: peer.RemoteAddr().String(),
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LocalAddress: peer.LocalAddr().String(),
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}
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}
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|
|
|
// PeersInfo returns an array of PeerInfo objects describing connected peers
|
|
func (s *Ethereum) PeersInfo() (peersinfo []*PeerInfo) {
|
|
for _, peer := range s.net.Peers() {
|
|
if peer != nil {
|
|
peersinfo = append(peersinfo, newPeerInfo(peer))
|
|
}
|
|
}
|
|
return
|
|
}
|
|
|
|
func (s *Ethereum) ResetWithGenesisBlock(gb *types.Block) {
|
|
s.blockchain.ResetWithGenesisBlock(gb)
|
|
}
|
|
|
|
func (s *Ethereum) StartMining(threads int) error {
|
|
eb, err := s.Etherbase()
|
|
if err != nil {
|
|
err = fmt.Errorf("Cannot start mining without etherbase address: %v", err)
|
|
glog.V(logger.Error).Infoln(err)
|
|
return err
|
|
}
|
|
|
|
go s.miner.Start(eb, threads)
|
|
return nil
|
|
}
|
|
|
|
func (s *Ethereum) Etherbase() (eb common.Address, err error) {
|
|
eb = s.etherbase
|
|
if (eb == common.Address{}) {
|
|
addr, e := s.AccountManager().AddressByIndex(0)
|
|
if e != nil {
|
|
err = fmt.Errorf("etherbase address must be explicitly specified")
|
|
}
|
|
eb = common.HexToAddress(addr)
|
|
}
|
|
return
|
|
}
|
|
|
|
// set in js console via admin interface or wrapper from cli flags
|
|
func (self *Ethereum) SetEtherbase(etherbase common.Address) {
|
|
self.etherbase = etherbase
|
|
self.miner.SetEtherbase(etherbase)
|
|
}
|
|
|
|
func (s *Ethereum) StopMining() { s.miner.Stop() }
|
|
func (s *Ethereum) IsMining() bool { return s.miner.Mining() }
|
|
func (s *Ethereum) Miner() *miner.Miner { return s.miner }
|
|
|
|
// func (s *Ethereum) Logger() logger.LogSystem { return s.logger }
|
|
func (s *Ethereum) Name() string { return s.net.Name }
|
|
func (s *Ethereum) AccountManager() *accounts.Manager { return s.accountManager }
|
|
func (s *Ethereum) BlockChain() *core.BlockChain { return s.blockchain }
|
|
func (s *Ethereum) BlockProcessor() *core.BlockProcessor { return s.blockProcessor }
|
|
func (s *Ethereum) TxPool() *core.TxPool { return s.txPool }
|
|
func (s *Ethereum) Whisper() *whisper.Whisper { return s.whisper }
|
|
func (s *Ethereum) EventMux() *event.TypeMux { return s.eventMux }
|
|
func (s *Ethereum) ChainDb() ethdb.Database { return s.chainDb }
|
|
func (s *Ethereum) DappDb() ethdb.Database { return s.dappDb }
|
|
func (s *Ethereum) IsListening() bool { return true } // Always listening
|
|
func (s *Ethereum) PeerCount() int { return s.net.PeerCount() }
|
|
func (s *Ethereum) Peers() []*p2p.Peer { return s.net.Peers() }
|
|
func (s *Ethereum) MaxPeers() int { return s.net.MaxPeers }
|
|
func (s *Ethereum) ClientVersion() string { return s.clientVersion }
|
|
func (s *Ethereum) EthVersion() int { return int(s.protocolManager.SubProtocols[0].Version) }
|
|
func (s *Ethereum) NetVersion() int { return s.netVersionId }
|
|
func (s *Ethereum) ShhVersion() int { return s.shhVersionId }
|
|
func (s *Ethereum) Downloader() *downloader.Downloader { return s.protocolManager.downloader }
|
|
|
|
// Start the ethereum
|
|
func (s *Ethereum) Start() error {
|
|
jsonlogger.LogJson(&logger.LogStarting{
|
|
ClientString: s.net.Name,
|
|
ProtocolVersion: s.EthVersion(),
|
|
})
|
|
err := s.net.Start()
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
if s.AutoDAG {
|
|
s.StartAutoDAG()
|
|
}
|
|
|
|
s.protocolManager.Start()
|
|
|
|
if s.whisper != nil {
|
|
s.whisper.Start()
|
|
}
|
|
|
|
glog.V(logger.Info).Infoln("Server started")
|
|
return nil
|
|
}
|
|
|
|
func (s *Ethereum) StartForTest() {
|
|
jsonlogger.LogJson(&logger.LogStarting{
|
|
ClientString: s.net.Name,
|
|
ProtocolVersion: s.EthVersion(),
|
|
})
|
|
}
|
|
|
|
// AddPeer connects to the given node and maintains the connection until the
|
|
// server is shut down. If the connection fails for any reason, the server will
|
|
// attempt to reconnect the peer.
|
|
func (self *Ethereum) AddPeer(nodeURL string) error {
|
|
n, err := discover.ParseNode(nodeURL)
|
|
if err != nil {
|
|
return fmt.Errorf("invalid node URL: %v", err)
|
|
}
|
|
self.net.AddPeer(n)
|
|
return nil
|
|
}
|
|
|
|
func (s *Ethereum) Stop() {
|
|
s.net.Stop()
|
|
s.blockchain.Stop()
|
|
s.protocolManager.Stop()
|
|
s.txPool.Stop()
|
|
s.eventMux.Stop()
|
|
if s.whisper != nil {
|
|
s.whisper.Stop()
|
|
}
|
|
s.StopAutoDAG()
|
|
|
|
s.chainDb.Close()
|
|
s.dappDb.Close()
|
|
close(s.shutdownChan)
|
|
}
|
|
|
|
// This function will wait for a shutdown and resumes main thread execution
|
|
func (s *Ethereum) WaitForShutdown() {
|
|
<-s.shutdownChan
|
|
}
|
|
|
|
// StartAutoDAG() spawns a go routine that checks the DAG every autoDAGcheckInterval
|
|
// by default that is 10 times per epoch
|
|
// in epoch n, if we past autoDAGepochHeight within-epoch blocks,
|
|
// it calls ethash.MakeDAG to pregenerate the DAG for the next epoch n+1
|
|
// if it does not exist yet as well as remove the DAG for epoch n-1
|
|
// the loop quits if autodagquit channel is closed, it can safely restart and
|
|
// stop any number of times.
|
|
// For any more sophisticated pattern of DAG generation, use CLI subcommand
|
|
// makedag
|
|
func (self *Ethereum) StartAutoDAG() {
|
|
if self.autodagquit != nil {
|
|
return // already started
|
|
}
|
|
go func() {
|
|
glog.V(logger.Info).Infof("Automatic pregeneration of ethash DAG ON (ethash dir: %s)", ethash.DefaultDir)
|
|
var nextEpoch uint64
|
|
timer := time.After(0)
|
|
self.autodagquit = make(chan bool)
|
|
for {
|
|
select {
|
|
case <-timer:
|
|
glog.V(logger.Info).Infof("checking DAG (ethash dir: %s)", ethash.DefaultDir)
|
|
currentBlock := self.BlockChain().CurrentBlock().NumberU64()
|
|
thisEpoch := currentBlock / epochLength
|
|
if nextEpoch <= thisEpoch {
|
|
if currentBlock%epochLength > autoDAGepochHeight {
|
|
if thisEpoch > 0 {
|
|
previousDag, previousDagFull := dagFiles(thisEpoch - 1)
|
|
os.Remove(filepath.Join(ethash.DefaultDir, previousDag))
|
|
os.Remove(filepath.Join(ethash.DefaultDir, previousDagFull))
|
|
glog.V(logger.Info).Infof("removed DAG for epoch %d (%s)", thisEpoch-1, previousDag)
|
|
}
|
|
nextEpoch = thisEpoch + 1
|
|
dag, _ := dagFiles(nextEpoch)
|
|
if _, err := os.Stat(dag); os.IsNotExist(err) {
|
|
glog.V(logger.Info).Infof("Pregenerating DAG for epoch %d (%s)", nextEpoch, dag)
|
|
err := ethash.MakeDAG(nextEpoch*epochLength, "") // "" -> ethash.DefaultDir
|
|
if err != nil {
|
|
glog.V(logger.Error).Infof("Error generating DAG for epoch %d (%s)", nextEpoch, dag)
|
|
return
|
|
}
|
|
} else {
|
|
glog.V(logger.Error).Infof("DAG for epoch %d (%s)", nextEpoch, dag)
|
|
}
|
|
}
|
|
}
|
|
timer = time.After(autoDAGcheckInterval)
|
|
case <-self.autodagquit:
|
|
return
|
|
}
|
|
}
|
|
}()
|
|
}
|
|
|
|
// stopAutoDAG stops automatic DAG pregeneration by quitting the loop
|
|
func (self *Ethereum) StopAutoDAG() {
|
|
if self.autodagquit != nil {
|
|
close(self.autodagquit)
|
|
self.autodagquit = nil
|
|
}
|
|
glog.V(logger.Info).Infof("Automatic pregeneration of ethash DAG OFF (ethash dir: %s)", ethash.DefaultDir)
|
|
}
|
|
|
|
func (self *Ethereum) Solc() (*compiler.Solidity, error) {
|
|
var err error
|
|
if self.solc == nil {
|
|
self.solc, err = compiler.New(self.SolcPath)
|
|
}
|
|
return self.solc, err
|
|
}
|
|
|
|
// set in js console via admin interface or wrapper from cli flags
|
|
func (self *Ethereum) SetSolc(solcPath string) (*compiler.Solidity, error) {
|
|
self.SolcPath = solcPath
|
|
self.solc = nil
|
|
return self.Solc()
|
|
}
|
|
|
|
// dagFiles(epoch) returns the two alternative DAG filenames (not a path)
|
|
// 1) <revision>-<hex(seedhash[8])> 2) full-R<revision>-<hex(seedhash[8])>
|
|
func dagFiles(epoch uint64) (string, string) {
|
|
seedHash, _ := ethash.GetSeedHash(epoch * epochLength)
|
|
dag := fmt.Sprintf("full-R%d-%x", ethashRevision, seedHash[:8])
|
|
return dag, "full-R" + dag
|
|
}
|
|
|
|
func saveBlockchainVersion(db ethdb.Database, bcVersion int) {
|
|
d, _ := db.Get([]byte("BlockchainVersion"))
|
|
blockchainVersion := common.NewValue(d).Uint()
|
|
|
|
if blockchainVersion == 0 {
|
|
db.Put([]byte("BlockchainVersion"), common.NewValue(bcVersion).Bytes())
|
|
}
|
|
}
|
|
|
|
// upgradeChainDatabase ensures that the chain database stores block split into
|
|
// separate header and body entries.
|
|
func upgradeChainDatabase(db ethdb.Database) error {
|
|
// Short circuit if the head block is stored already as separate header and body
|
|
data, err := db.Get([]byte("LastBlock"))
|
|
if err != nil {
|
|
return nil
|
|
}
|
|
head := common.BytesToHash(data)
|
|
|
|
if block := core.GetBlockByHashOld(db, head); block == nil {
|
|
return nil
|
|
}
|
|
// At least some of the database is still the old format, upgrade (skip the head block!)
|
|
glog.V(logger.Info).Info("Old database detected, upgrading...")
|
|
|
|
if db, ok := db.(*ethdb.LDBDatabase); ok {
|
|
blockPrefix := []byte("block-hash-")
|
|
for it := db.NewIterator(); it.Next(); {
|
|
// Skip anything other than a combined block
|
|
if !bytes.HasPrefix(it.Key(), blockPrefix) {
|
|
continue
|
|
}
|
|
// Skip the head block (merge last to signal upgrade completion)
|
|
if bytes.HasSuffix(it.Key(), head.Bytes()) {
|
|
continue
|
|
}
|
|
// Load the block, split and serialize (order!)
|
|
block := core.GetBlockByHashOld(db, common.BytesToHash(bytes.TrimPrefix(it.Key(), blockPrefix)))
|
|
|
|
if err := core.WriteTd(db, block.Hash(), block.DeprecatedTd()); err != nil {
|
|
return err
|
|
}
|
|
if err := core.WriteBody(db, block.Hash(), &types.Body{block.Transactions(), block.Uncles()}); err != nil {
|
|
return err
|
|
}
|
|
if err := core.WriteHeader(db, block.Header()); err != nil {
|
|
return err
|
|
}
|
|
if err := db.Delete(it.Key()); err != nil {
|
|
return err
|
|
}
|
|
}
|
|
// Lastly, upgrade the head block, disabling the upgrade mechanism
|
|
current := core.GetBlockByHashOld(db, head)
|
|
|
|
if err := core.WriteTd(db, current.Hash(), current.DeprecatedTd()); err != nil {
|
|
return err
|
|
}
|
|
if err := core.WriteBody(db, current.Hash(), &types.Body{current.Transactions(), current.Uncles()}); err != nil {
|
|
return err
|
|
}
|
|
if err := core.WriteHeader(db, current.Header()); err != nil {
|
|
return err
|
|
}
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func addMipmapBloomBins(db ethdb.Database) (err error) {
|
|
const mipmapVersion uint = 2
|
|
|
|
// check if the version is set. We ignore data for now since there's
|
|
// only one version so we can easily ignore it for now
|
|
var data []byte
|
|
data, _ = db.Get([]byte("setting-mipmap-version"))
|
|
if len(data) > 0 {
|
|
var version uint
|
|
if err := rlp.DecodeBytes(data, &version); err == nil && version == mipmapVersion {
|
|
return nil
|
|
}
|
|
}
|
|
|
|
defer func() {
|
|
if err == nil {
|
|
var val []byte
|
|
val, err = rlp.EncodeToBytes(mipmapVersion)
|
|
if err == nil {
|
|
err = db.Put([]byte("setting-mipmap-version"), val)
|
|
}
|
|
return
|
|
}
|
|
}()
|
|
latestBlock := core.GetBlock(db, core.GetHeadBlockHash(db))
|
|
if latestBlock == nil { // clean database
|
|
return
|
|
}
|
|
|
|
tstart := time.Now()
|
|
glog.V(logger.Info).Infoln("upgrading db log bloom bins")
|
|
for i := uint64(0); i <= latestBlock.NumberU64(); i++ {
|
|
hash := core.GetCanonicalHash(db, i)
|
|
if (hash == common.Hash{}) {
|
|
return fmt.Errorf("chain db corrupted. Could not find block %d.", i)
|
|
}
|
|
core.WriteMipmapBloom(db, i, core.GetBlockReceipts(db, hash))
|
|
}
|
|
glog.V(logger.Info).Infoln("upgrade completed in", time.Since(tstart))
|
|
return nil
|
|
}
|