The core protocol of WoopChain
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woop/cmd/harmony/main.go

476 lines
17 KiB

package main
import (
"encoding/hex"
"flag"
"fmt"
"math/rand"
"os"
"path"
"runtime"
"time"
"github.com/ethereum/go-ethereum/ethdb"
"github.com/ethereum/go-ethereum/log"
"github.com/harmony-one/bls/ffi/go/bls"
"github.com/harmony-one/harmony/accounts"
"github.com/harmony-one/harmony/accounts/keystore"
"github.com/harmony-one/harmony/consensus"
"github.com/harmony-one/harmony/core"
"github.com/harmony-one/harmony/internal/common"
nodeconfig "github.com/harmony-one/harmony/internal/configs/node"
"github.com/harmony-one/harmony/internal/ctxerror"
"github.com/harmony-one/harmony/internal/genesis"
hmykey "github.com/harmony-one/harmony/internal/keystore"
"github.com/harmony-one/harmony/internal/memprofiling"
"github.com/harmony-one/harmony/internal/profiler"
"github.com/harmony-one/harmony/internal/shardchain"
"github.com/harmony-one/harmony/internal/utils"
"github.com/harmony-one/harmony/node"
"github.com/harmony-one/harmony/p2p"
"github.com/harmony-one/harmony/p2p/p2pimpl"
)
var (
version string
builtBy string
builtAt string
commit string
)
// InitLDBDatabase initializes a LDBDatabase. isGenesis=true will return the beacon chain database for normal shard nodes
func InitLDBDatabase(ip string, port string, freshDB bool, isBeacon bool) (*ethdb.LDBDatabase, error) {
var dbFileName string
if isBeacon {
dbFileName = fmt.Sprintf("./db/harmony_beacon_%s_%s", ip, port)
} else {
dbFileName = fmt.Sprintf("./db/harmony_%s_%s", ip, port)
}
if freshDB {
var err = os.RemoveAll(dbFileName)
if err != nil {
fmt.Println(err.Error())
}
}
return ethdb.NewLDBDatabase(dbFileName, 0, 0)
}
func printVersion(me string) {
fmt.Fprintf(os.Stderr, "Harmony (C) 2018. %v, version %v-%v (%v %v)\n", path.Base(me), version, commit, builtBy, builtAt)
os.Exit(0)
}
func initLogFile(logFolder, role, ip, port string, onlyLogTps bool) {
// Setup a logger to stdout and log file.
if err := os.MkdirAll(logFolder, 0755); err != nil {
panic(err)
}
logFileName := fmt.Sprintf("./%v/%s-%v-%v.log", logFolder, role, ip, port)
fileHandler := log.Must.FileHandler(logFileName, log.JSONFormat())
utils.AddLogHandler(fileHandler)
if onlyLogTps {
matchFilterHandler := log.MatchFilterHandler("msg", "TPS Report", utils.GetLogInstance().GetHandler())
utils.GetLogInstance().SetHandler(matchFilterHandler)
}
}
var (
ip = flag.String("ip", "127.0.0.1", "ip of the node")
port = flag.String("port", "9000", "port of the node.")
logFolder = flag.String("log_folder", "latest", "the folder collecting the logs of this execution")
freshDB = flag.Bool("fresh_db", false, "true means the existing disk based db will be removed")
profile = flag.Bool("profile", false, "Turn on profiling (CPU, Memory).")
metricsReportURL = flag.String("metrics_report_url", "", "If set, reports metrics to this URL.")
versionFlag = flag.Bool("version", false, "Output version info")
onlyLogTps = flag.Bool("only_log_tps", false, "Only log TPS if true")
//Leader needs to have a minimal number of peers to start consensus
minPeers = flag.Int("min_peers", 100, "Minimal number of Peers in shard")
// Key file to store the private key of staking account.
stakingKeyFile = flag.String("staking_key", "./.stakingkey", "the private key file of the harmony node")
// Key file to store the private key
keyFile = flag.String("key", "./.hmykey", "the p2p key file of the harmony node")
// isGenesis indicates this node is a genesis node
isGenesis = flag.Bool("is_genesis", true, "true means this node is a genesis node")
// isArchival indicates this node is an archival node that will save and archive current blockchain
isArchival = flag.Bool("is_archival", false, "true means this node is a archival node")
// delayCommit is the commit-delay timer, used by Harmony nodes
delayCommit = flag.String("delay_commit", "0ms", "how long to delay sending commit messages in consensus, ex: 500ms, 1s")
//isNewNode indicates this node is a new node
isNewNode = flag.Bool("is_newnode", false, "true means this node is a new node")
shardID = flag.Int("shard_id", -1, "the shard ID of this node")
enableMemProfiling = flag.Bool("enableMemProfiling", false, "Enable memsize logging.")
enableGC = flag.Bool("enableGC", true, "Enable calling garbage collector manually .")
// logConn logs incoming/outgoing connections
logConn = flag.Bool("log_conn", false, "log incoming/outgoing connections")
keystoreDir = flag.String("keystore", hmykey.DefaultKeyStoreDir, "The default keystore directory")
// -nopass is false by default. The keyfile must be encrypted.
hmyNoPass = flag.Bool("nopass", false, "No passphrase for the key (testing only)")
// -pass takes on "pass:password", "env:var", "file:pathname",
// "fd:number", or "stdin" form.
// See “PASS PHRASE ARGUMENTS” section of openssl(1) for details.
hmyPass = flag.String("pass", "", "how to get passphrase for the key")
stakingAccounts = flag.String("accounts", "", "account addresses of the node")
ks *keystore.KeyStore
myAccount accounts.Account
genesisAccount *genesis.DeployAccount
accountIndex int
// logging verbosity
verbosity = flag.Int("verbosity", 5, "Logging verbosity: 0=silent, 1=error, 2=warn, 3=info, 4=debug, 5=detail (default: 5)")
// dbDir is the database directory.
dbDir = flag.String("db_dir", "", "blockchain database directory")
// Disable view change.
disableViewChange = flag.Bool("disable_view_change", false,
"Do not propose view change (testing only)")
)
func initSetup() {
if *versionFlag {
printVersion(os.Args[0])
}
// Set port and ip to global config.
nodeconfig.GetDefaultConfig().Port = *port
nodeconfig.GetDefaultConfig().IP = *ip
// Setup mem profiling.
memprofiling.GetMemProfiling().Config()
// Logging setup
utils.SetLogContext(*port, *ip)
utils.SetLogVerbosity(log.Lvl(*verbosity))
// Set default keystore Dir
hmykey.DefaultKeyStoreDir = *keystoreDir
// Add GOMAXPROCS to achieve max performance.
runtime.GOMAXPROCS(1024)
// Set up randomization seed.
rand.Seed(int64(time.Now().Nanosecond()))
if len(utils.BootNodes) == 0 {
bootNodeAddrs, err := utils.StringsToAddrs(utils.DefaultBootNodeAddrStrings)
if err != nil {
panic(err)
}
utils.BootNodes = bootNodeAddrs
}
ks = hmykey.GetHmyKeyStore()
allAccounts := ks.Accounts()
// TODO: lc try to enable multiple staking accounts per node
accountIndex, genesisAccount = genesis.FindAccount(*stakingAccounts)
if genesisAccount == nil {
fmt.Printf("Can't find the account address: %v\n", *stakingAccounts)
os.Exit(100)
}
foundAccount := false
for _, account := range allAccounts {
if common.ParseAddr(genesisAccount.Address) == account.Address {
myAccount = account
foundAccount = true
break
}
}
if !foundAccount {
fmt.Printf("Can't find the matching account key: %v\n", genesisAccount.Address)
os.Exit(101)
}
genesisAccount.ShardID = uint32(accountIndex % core.GenesisShardNum)
fmt.Printf("My Account: %s\n", common.MustAddressToBech32(myAccount.Address))
fmt.Printf("Key URL: %s\n", myAccount.URL)
fmt.Printf("My Genesis Account: %v\n", *genesisAccount)
var myPass string
if !*hmyNoPass {
if *hmyPass == "" {
myPass = utils.AskForPassphrase("Passphrase: ")
} else if pass, err := utils.GetPassphraseFromSource(*hmyPass); err != nil {
fmt.Printf("Cannot read passphrase: %s\n", err)
os.Exit(3)
} else {
myPass = pass
}
err := ks.Unlock(myAccount, myPass)
if err != nil {
fmt.Printf("Wrong Passphrase! Unable to unlock account key!\n")
os.Exit(3)
}
}
// Set up manual call for garbage collection.
if *enableGC {
memprofiling.MaybeCallGCPeriodically()
}
hmykey.SetHmyPass(myPass)
}
func createGlobalConfig() *nodeconfig.ConfigType {
var err error
var myShardID uint32
nodeConfig := nodeconfig.GetDefaultConfig()
// Specified Shard ID override calculated Shard ID
if *shardID >= 0 {
utils.GetLogInstance().Info("ShardID Override", "original", genesisAccount.ShardID, "override", *shardID)
genesisAccount.ShardID = uint32(*shardID)
}
if !*isNewNode {
nodeConfig = nodeconfig.GetShardConfig(uint32(genesisAccount.ShardID))
} else {
myShardID = 0 // This should be default value as new node doesn't belong to any shard.
if *shardID >= 0 {
utils.GetLogInstance().Info("ShardID Override", "original", myShardID, "override", *shardID)
myShardID = uint32(*shardID)
nodeConfig = nodeconfig.GetShardConfig(myShardID)
}
}
// The initial genesis nodes are sequentially put into genesis shards based on their accountIndex
nodeConfig.ShardID = uint32(genesisAccount.ShardID)
// Key Setup ================= [Start]
consensusPriKey := &bls.SecretKey{}
if *isGenesis {
err := consensusPriKey.DeserializeHexStr(genesisAccount.BlsPriKey)
if err != nil {
panic(fmt.Errorf("Failed to parse BLS private key: %s, %s", genesisAccount.BlsPriKey, err))
}
} else {
// NewNode won't work
/*
err := consensusPriKey.DeserializeHexStr(genesis.NewNodeAccounts[])
if err != nil {
panic(fmt.Errorf("generate key error"))
}
*/
}
// P2p private key is used for secure message transfer between p2p nodes.
nodeConfig.P2pPriKey, _, err = utils.LoadKeyFromFile(*keyFile)
if err != nil {
panic(err)
}
// Consensus keys are the BLS12-381 keys used to sign consensus messages
nodeConfig.ConsensusPriKey, nodeConfig.ConsensusPubKey = consensusPriKey, consensusPriKey.GetPublicKey()
if nodeConfig.ConsensusPriKey == nil || nodeConfig.ConsensusPubKey == nil {
panic(fmt.Errorf("Failed to initialize BLS keys: %s", consensusPriKey.SerializeToHexStr()))
}
// Key Setup ================= [End]
nodeConfig.SelfPeer = p2p.Peer{IP: *ip, Port: *port, ConsensusPubKey: nodeConfig.ConsensusPubKey}
if accountIndex < core.GenesisShardNum { // The first node in a shard is the leader at genesis
nodeConfig.Leader = nodeConfig.SelfPeer
nodeConfig.StringRole = "leader"
} else {
nodeConfig.StringRole = "validator"
}
nodeConfig.Host, err = p2pimpl.NewHost(&nodeConfig.SelfPeer, nodeConfig.P2pPriKey)
if *logConn {
nodeConfig.Host.GetP2PHost().Network().Notify(utils.ConnLogger)
}
if err != nil {
panic("unable to new host in harmony")
}
if err := nodeConfig.Host.AddPeer(&nodeConfig.Leader); err != nil {
ctxerror.Warn(utils.GetLogger(), err, "(*p2p.Host).AddPeer failed",
"peer", &nodeConfig.Leader)
}
nodeConfig.DBDir = *dbDir
return nodeConfig
}
func setUpConsensusAndNode(nodeConfig *nodeconfig.ConfigType) *node.Node {
// Consensus object.
// TODO: consensus object shouldn't start here
// TODO(minhdoan): During refactoring, found out that the peers list is actually empty. Need to clean up the logic of consensus later.
currentConsensus, err := consensus.New(nodeConfig.Host, nodeConfig.ShardID, nodeConfig.Leader, nodeConfig.ConsensusPriKey)
if err != nil {
fmt.Fprintf(os.Stderr, "Error :%v \n", err)
os.Exit(1)
}
commitDelay, err := time.ParseDuration(*delayCommit)
if err != nil || commitDelay < 0 {
_, _ = fmt.Fprintf(os.Stderr, "invalid commit delay %#v", *delayCommit)
os.Exit(1)
}
currentConsensus.SetCommitDelay(commitDelay)
currentConsensus.MinPeers = *minPeers
if *disableViewChange {
currentConsensus.DisableViewChangeForTestingOnly()
}
// Current node.
chainDBFactory := &shardchain.LDBFactory{RootDir: nodeConfig.DBDir}
currentNode := node.New(nodeConfig.Host, currentConsensus, chainDBFactory, *isArchival)
currentNode.NodeConfig.SetRole(nodeconfig.NewNode)
currentNode.StakingAccount = myAccount
utils.GetLogInstance().Info("node account set",
"address", common.MustAddressToBech32(currentNode.StakingAccount.Address))
if gsif, err := consensus.NewGenesisStakeInfoFinder(); err == nil {
currentConsensus.SetStakeInfoFinder(gsif)
} else {
_, _ = fmt.Fprintf(os.Stderr, "Cannot initialize stake info: %v\n", err)
os.Exit(1)
}
// TODO: refactor the creation of blockchain out of node.New()
currentConsensus.ChainReader = currentNode.Blockchain()
// TODO: the setup should only based on shard state
if *isGenesis {
// TODO: need change config file and use switch instead of complicated "if else" condition
if nodeConfig.ShardID == 0 { // Beacon chain
nodeConfig.SetIsBeacon(true)
if nodeConfig.StringRole == "leader" {
currentNode.NodeConfig.SetRole(nodeconfig.BeaconLeader)
currentNode.NodeConfig.SetIsLeader(true)
} else {
currentNode.NodeConfig.SetRole(nodeconfig.BeaconValidator)
currentNode.NodeConfig.SetIsLeader(false)
}
currentNode.NodeConfig.SetShardGroupID(p2p.GroupIDBeacon)
currentNode.NodeConfig.SetClientGroupID(p2p.GroupIDBeaconClient)
} else {
if nodeConfig.StringRole == "leader" {
currentNode.NodeConfig.SetRole(nodeconfig.ShardLeader)
currentNode.NodeConfig.SetIsLeader(true)
} else {
currentNode.NodeConfig.SetRole(nodeconfig.ShardValidator)
currentNode.NodeConfig.SetIsLeader(false)
}
currentNode.NodeConfig.SetShardGroupID(p2p.NewGroupIDByShardID(p2p.ShardID(nodeConfig.ShardID)))
currentNode.NodeConfig.SetClientGroupID(p2p.NewClientGroupIDByShardID(p2p.ShardID(nodeConfig.ShardID)))
}
} else {
if *isNewNode {
currentNode.NodeConfig.SetRole(nodeconfig.NewNode)
currentNode.NodeConfig.SetClientGroupID(p2p.GroupIDBeaconClient)
currentNode.NodeConfig.SetBeaconGroupID(p2p.GroupIDBeacon)
if *shardID > -1 {
// I will be a validator (single leader is fixed for now)
currentNode.NodeConfig.SetRole(nodeconfig.ShardValidator)
currentNode.NodeConfig.SetIsLeader(false)
currentNode.NodeConfig.SetShardGroupID(p2p.NewGroupIDByShardID(p2p.ShardID(nodeConfig.ShardID)))
currentNode.NodeConfig.SetClientGroupID(p2p.NewClientGroupIDByShardID(p2p.ShardID(nodeConfig.ShardID)))
}
} else if nodeConfig.StringRole == "leader" {
currentNode.NodeConfig.SetRole(nodeconfig.ShardLeader)
currentNode.NodeConfig.SetIsLeader(true)
currentNode.NodeConfig.SetShardGroupID(p2p.GroupIDUnknown)
} else {
currentNode.NodeConfig.SetRole(nodeconfig.ShardValidator)
currentNode.NodeConfig.SetIsLeader(false)
currentNode.NodeConfig.SetShardGroupID(p2p.GroupIDUnknown)
}
}
currentNode.NodeConfig.ConsensusPubKey = nodeConfig.ConsensusPubKey
currentNode.NodeConfig.ConsensusPriKey = nodeConfig.ConsensusPriKey
// TODO: Disable drand. Currently drand isn't functioning but we want to compeletely turn it off for full protection.
// Enable it back after mainnet.
// dRand := drand.New(nodeConfig.Host, nodeConfig.ShardID, []p2p.Peer{}, nodeConfig.Leader, currentNode.ConfirmedBlockChannel, nodeConfig.ConsensusPriKey)
// currentNode.Consensus.RegisterPRndChannel(dRand.PRndChannel)
// currentNode.Consensus.RegisterRndChannel(dRand.RndChannel)
// currentNode.DRand = dRand
// This needs to be executed after consensus and drand are setup
if !*isNewNode || *shardID > -1 { // initial staking new node doesn't need to initialize shard state
// TODO: Have a better why to distinguish non-genesis node
if err := currentNode.InitShardState(*shardID == -1 && !*isNewNode); err != nil {
ctxerror.Crit(utils.GetLogger(), err, "InitShardState failed",
"shardID", *shardID, "isNewNode", *isNewNode)
}
}
// Set the consensus ID to be the current block number
height := currentNode.Blockchain().CurrentBlock().NumberU64()
currentConsensus.SetViewID(uint32(height))
utils.GetLogInstance().Info("Init Blockchain", "height", height)
// Assign closure functions to the consensus object
currentConsensus.BlockVerifier = currentNode.VerifyNewBlock
currentConsensus.OnConsensusDone = currentNode.PostConsensusProcessing
currentNode.State = node.NodeWaitToJoin
// Watching currentNode and currentConsensus.
memprofiling.GetMemProfiling().Add("currentNode", currentNode)
memprofiling.GetMemProfiling().Add("currentConsensus", currentConsensus)
return currentNode
}
func main() {
flag.Var(&utils.BootNodes, "bootnodes", "a list of bootnode multiaddress (delimited by ,)")
flag.Parse()
// Configure log parameters
utils.SetLogContext(*port, *ip)
utils.SetLogVerbosity(log.Lvl(*verbosity))
initSetup()
nodeConfig := createGlobalConfig()
initLogFile(*logFolder, nodeConfig.StringRole, *ip, *port, *onlyLogTps)
// Start Profiler for leader if profile argument is on
if nodeConfig.StringRole == "leader" && (*profile || *metricsReportURL != "") {
prof := profiler.GetProfiler()
prof.Config(nodeConfig.ShardID, *metricsReportURL)
if *profile {
prof.Start()
}
}
currentNode := setUpConsensusAndNode(nodeConfig)
//if consensus.ShardID != 0 {
// go currentNode.SupportBeaconSyncing()
//}
utils.GetLogInstance().Info("==== New Harmony Node ====",
"BlsPubKey", hex.EncodeToString(nodeConfig.ConsensusPubKey.Serialize()),
"ShardID", nodeConfig.ShardID,
"ShardGroupID", nodeConfig.GetShardGroupID(),
"BeaconGroupID", nodeConfig.GetBeaconGroupID(),
"ClientGroupID", nodeConfig.GetClientGroupID(),
"Role", currentNode.NodeConfig.Role(),
"multiaddress", fmt.Sprintf("/ip4/%s/tcp/%s/p2p/%s",
*ip, *port, nodeConfig.Host.GetID().Pretty()))
if *enableMemProfiling {
memprofiling.GetMemProfiling().Start()
}
go currentNode.SupportSyncing()
currentNode.ServiceManagerSetup()
if err := currentNode.StartRPC(*port); err != nil {
ctxerror.Warn(utils.GetLogger(), err, "StartRPC failed")
}
currentNode.RunServices()
currentNode.StartServer()
}