You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
210 lines
5.3 KiB
210 lines
5.3 KiB
package daemon
|
|
|
|
import (
|
|
"os"
|
|
"os/signal"
|
|
|
|
bc "github.com/tendermint/tendermint2/blockchain"
|
|
. "github.com/tendermint/tendermint2/common"
|
|
"github.com/tendermint/tendermint2/config"
|
|
"github.com/tendermint/tendermint2/consensus"
|
|
dbm "github.com/tendermint/tendermint2/db"
|
|
mempl "github.com/tendermint/tendermint2/mempool"
|
|
"github.com/tendermint/tendermint2/p2p"
|
|
"github.com/tendermint/tendermint2/rpc"
|
|
"github.com/tendermint/tendermint2/rpc/core"
|
|
sm "github.com/tendermint/tendermint2/state"
|
|
)
|
|
|
|
type Node struct {
|
|
lz []p2p.Listener
|
|
sw *p2p.Switch
|
|
book *p2p.AddrBook
|
|
blockStore *bc.BlockStore
|
|
pexReactor *p2p.PEXReactor
|
|
bcReactor *bc.BlockchainReactor
|
|
mempoolReactor *mempl.MempoolReactor
|
|
consensusState *consensus.ConsensusState
|
|
consensusReactor *consensus.ConsensusReactor
|
|
privValidator *sm.PrivValidator
|
|
}
|
|
|
|
func NewNode() *Node {
|
|
// Get BlockStore
|
|
blockStoreDB := dbm.GetDB("blockstore")
|
|
blockStore := bc.NewBlockStore(blockStoreDB)
|
|
|
|
// Get State
|
|
stateDB := dbm.GetDB("state")
|
|
state := sm.LoadState(stateDB)
|
|
if state == nil {
|
|
state = sm.MakeGenesisStateFromFile(stateDB, config.App().GetString("GenesisFile"))
|
|
state.Save()
|
|
}
|
|
|
|
// Get PrivValidator
|
|
var privValidator *sm.PrivValidator
|
|
if _, err := os.Stat(config.App().GetString("PrivValidatorFile")); err == nil {
|
|
privValidator = sm.LoadPrivValidator(config.App().GetString("PrivValidatorFile"))
|
|
log.Info("Loaded PrivValidator", "file", config.App().GetString("PrivValidatorFile"), "privValidator", privValidator)
|
|
} else {
|
|
log.Info("No PrivValidator found", "file", config.App().GetString("PrivValidatorFile"))
|
|
}
|
|
|
|
// Get PEXReactor
|
|
book := p2p.NewAddrBook(config.App().GetString("AddrBookFile"))
|
|
pexReactor := p2p.NewPEXReactor(book)
|
|
|
|
// Get BlockchainReactor
|
|
bcReactor := bc.NewBlockchainReactor(state, blockStore, config.App().GetBool("FastSync"))
|
|
|
|
// Get MempoolReactor
|
|
mempool := mempl.NewMempool(state.Copy())
|
|
mempoolReactor := mempl.NewMempoolReactor(mempool)
|
|
|
|
// Get ConsensusReactor
|
|
consensusState := consensus.NewConsensusState(state, blockStore, mempoolReactor)
|
|
consensusReactor := consensus.NewConsensusReactor(consensusState, blockStore)
|
|
if privValidator != nil {
|
|
consensusReactor.SetPrivValidator(privValidator)
|
|
}
|
|
|
|
sw := p2p.NewSwitch()
|
|
sw.SetNetwork(config.App().GetString("Network"))
|
|
sw.AddReactor("PEX", pexReactor)
|
|
sw.AddReactor("MEMPOOL", mempoolReactor)
|
|
sw.AddReactor("BLOCKCHAIN", bcReactor)
|
|
sw.AddReactor("CONSENSUS", consensusReactor)
|
|
|
|
return &Node{
|
|
sw: sw,
|
|
book: book,
|
|
blockStore: blockStore,
|
|
pexReactor: pexReactor,
|
|
bcReactor: bcReactor,
|
|
mempoolReactor: mempoolReactor,
|
|
consensusState: consensusState,
|
|
consensusReactor: consensusReactor,
|
|
privValidator: privValidator,
|
|
}
|
|
}
|
|
|
|
func (n *Node) Start() {
|
|
log.Info("Starting Node")
|
|
for _, l := range n.lz {
|
|
go n.inboundConnectionRoutine(l)
|
|
}
|
|
n.book.Start()
|
|
//n.sw.StartReactors()...
|
|
n.sw.Reactor("PEX").Start(n.sw)
|
|
n.sw.Reactor("MEMPOOL").Start(n.sw)
|
|
n.sw.Reactor("BLOCKCHAIN").Start(n.sw)
|
|
if !config.App().GetBool("FastSync") {
|
|
n.sw.Reactor("CONSENSUS").Start(n.sw)
|
|
}
|
|
}
|
|
|
|
func (n *Node) Stop() {
|
|
log.Info("Stopping Node")
|
|
// TODO: gracefully disconnect from peers.
|
|
n.sw.Stop()
|
|
n.book.Stop()
|
|
}
|
|
|
|
// Add a Listener to accept inbound peer connections.
|
|
func (n *Node) AddListener(l p2p.Listener) {
|
|
log.Info(Fmt("Added %v", l))
|
|
n.lz = append(n.lz, l)
|
|
n.book.AddOurAddress(l.ExternalAddress())
|
|
}
|
|
|
|
func (n *Node) inboundConnectionRoutine(l p2p.Listener) {
|
|
for {
|
|
inConn, ok := <-l.Connections()
|
|
if !ok {
|
|
break
|
|
}
|
|
// New inbound connection!
|
|
peer, err := n.sw.AddPeerWithConnection(inConn, false)
|
|
if err != nil {
|
|
log.Info("Ignoring error from inbound connection: %v\n%v",
|
|
peer, err)
|
|
continue
|
|
}
|
|
// NOTE: We don't yet have the external address of the
|
|
// remote (if they have a listener at all).
|
|
// PEXReactor's pexRoutine will handle that.
|
|
}
|
|
|
|
// cleanup
|
|
}
|
|
|
|
func (n *Node) DialSeed() {
|
|
addr := p2p.NewNetAddressString(config.App().GetString("SeedNode"))
|
|
peer, err := n.sw.DialPeerWithAddress(addr)
|
|
if err != nil {
|
|
log.Error("Error dialing seed", "error", err)
|
|
//n.book.MarkAttempt(addr)
|
|
return
|
|
} else {
|
|
log.Info("Connected to seed", "peer", peer)
|
|
n.book.AddAddress(addr, addr)
|
|
}
|
|
}
|
|
|
|
func (n *Node) StartRPC() {
|
|
core.SetBlockStore(n.blockStore)
|
|
core.SetConsensusState(n.consensusState)
|
|
core.SetMempoolReactor(n.mempoolReactor)
|
|
core.SetSwitch(n.sw)
|
|
rpc.StartHTTPServer()
|
|
}
|
|
|
|
func (n *Node) Switch() *p2p.Switch {
|
|
return n.sw
|
|
}
|
|
|
|
func (n *Node) ConsensusState() *consensus.ConsensusState {
|
|
return n.consensusState
|
|
}
|
|
|
|
func (n *Node) MempoolReactor() *mempl.MempoolReactor {
|
|
return n.mempoolReactor
|
|
}
|
|
|
|
func Daemon() {
|
|
|
|
// Create & start node
|
|
n := NewNode()
|
|
l := p2p.NewDefaultListener("tcp", config.App().GetString("ListenAddr"), false)
|
|
n.AddListener(l)
|
|
n.Start()
|
|
|
|
// If seedNode is provided by config, dial out.
|
|
if config.App().GetString("SeedNode") != "" {
|
|
n.DialSeed()
|
|
}
|
|
|
|
// Run the RPC server.
|
|
if config.App().GetString("RPC.HTTP.ListenAddr") != "" {
|
|
n.StartRPC()
|
|
}
|
|
|
|
// Sleep forever and then...
|
|
trapSignal(func() {
|
|
n.Stop()
|
|
})
|
|
}
|
|
|
|
func trapSignal(cb func()) {
|
|
c := make(chan os.Signal, 1)
|
|
signal.Notify(c, os.Interrupt)
|
|
go func() {
|
|
for sig := range c {
|
|
log.Info(Fmt("captured %v, exiting..", sig))
|
|
cb()
|
|
os.Exit(1)
|
|
}
|
|
}()
|
|
select {}
|
|
}
|