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246 lines
6.8 KiB
246 lines
6.8 KiB
package daemon
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import (
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"os"
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"os/signal"
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"github.com/ebuchman/debora"
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bc "github.com/tendermint/tendermint2/blockchain"
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. "github.com/tendermint/tendermint2/common"
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"github.com/tendermint/tendermint2/config"
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"github.com/tendermint/tendermint2/consensus"
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dbm "github.com/tendermint/tendermint2/db"
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mempl "github.com/tendermint/tendermint2/mempool"
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"github.com/tendermint/tendermint2/p2p"
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"github.com/tendermint/tendermint2/rpc"
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"github.com/tendermint/tendermint2/rpc/core"
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sm "github.com/tendermint/tendermint2/state"
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)
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type Node struct {
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lz []p2p.Listener
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sw *p2p.Switch
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book *p2p.AddrBook
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blockStore *bc.BlockStore
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pexReactor *p2p.PEXReactor
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bcReactor *bc.BlockchainReactor
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mempoolReactor *mempl.MempoolReactor
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consensusState *consensus.ConsensusState
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consensusReactor *consensus.ConsensusReactor
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privValidator *sm.PrivValidator
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}
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func NewNode() *Node {
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// Get BlockStore
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blockStoreDB := dbm.GetDB("blockstore")
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blockStore := bc.NewBlockStore(blockStoreDB)
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// Get State
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stateDB := dbm.GetDB("state")
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state := sm.LoadState(stateDB)
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if state == nil {
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state = sm.MakeGenesisStateFromFile(stateDB, config.App().GetString("GenesisFile"))
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state.Save()
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}
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// Get PrivValidator
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var privValidator *sm.PrivValidator
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if _, err := os.Stat(config.App().GetString("PrivValidatorFile")); err == nil {
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privValidator = sm.LoadPrivValidator(config.App().GetString("PrivValidatorFile"))
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log.Info("Loaded PrivValidator", "file", config.App().GetString("PrivValidatorFile"), "privValidator", privValidator)
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} else {
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log.Info("No PrivValidator found", "file", config.App().GetString("PrivValidatorFile"))
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}
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// Get PEXReactor
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book := p2p.NewAddrBook(config.App().GetString("AddrBookFile"))
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pexReactor := p2p.NewPEXReactor(book)
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// Get BlockchainReactor
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bcReactor := bc.NewBlockchainReactor(state, blockStore, config.App().GetBool("FastSync"))
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// Get MempoolReactor
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mempool := mempl.NewMempool(state.Copy())
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mempoolReactor := mempl.NewMempoolReactor(mempool)
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// Get ConsensusReactor
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consensusState := consensus.NewConsensusState(state, blockStore, mempoolReactor)
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consensusReactor := consensus.NewConsensusReactor(consensusState, blockStore)
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if privValidator != nil {
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consensusReactor.SetPrivValidator(privValidator)
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}
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sw := p2p.NewSwitch()
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sw.SetNetwork(config.App().GetString("Network"))
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sw.AddReactor("PEX", pexReactor)
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sw.AddReactor("MEMPOOL", mempoolReactor)
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sw.AddReactor("BLOCKCHAIN", bcReactor)
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sw.AddReactor("CONSENSUS", consensusReactor)
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return &Node{
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sw: sw,
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book: book,
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blockStore: blockStore,
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pexReactor: pexReactor,
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bcReactor: bcReactor,
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mempoolReactor: mempoolReactor,
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consensusState: consensusState,
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consensusReactor: consensusReactor,
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privValidator: privValidator,
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}
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}
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func (n *Node) Start() {
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log.Info("Starting Node")
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for _, l := range n.lz {
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go n.inboundConnectionRoutine(l)
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}
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n.book.Start()
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//n.sw.StartReactors()...
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n.sw.Reactor("PEX").Start(n.sw)
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n.sw.Reactor("MEMPOOL").Start(n.sw)
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n.sw.Reactor("BLOCKCHAIN").Start(n.sw)
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if !config.App().GetBool("FastSync") {
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n.sw.Reactor("CONSENSUS").Start(n.sw)
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}
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}
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func (n *Node) Stop() {
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log.Info("Stopping Node")
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// TODO: gracefully disconnect from peers.
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n.sw.Stop()
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n.book.Stop()
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}
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// Add a Listener to accept inbound peer connections.
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func (n *Node) AddListener(l p2p.Listener) {
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log.Info(Fmt("Added %v", l))
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n.lz = append(n.lz, l)
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n.book.AddOurAddress(l.ExternalAddress())
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}
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func (n *Node) inboundConnectionRoutine(l p2p.Listener) {
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for {
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inConn, ok := <-l.Connections()
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if !ok {
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break
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}
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// New inbound connection!
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peer, err := n.sw.AddPeerWithConnection(inConn, false)
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if err != nil {
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log.Info("Ignoring error from inbound connection: %v\n%v",
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peer, err)
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continue
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}
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// NOTE: We don't yet have the external address of the
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// remote (if they have a listener at all).
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// PEXReactor's pexRoutine will handle that.
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}
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// cleanup
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}
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func (n *Node) DialSeed() {
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addr := p2p.NewNetAddressString(config.App().GetString("SeedNode"))
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peer, err := n.sw.DialPeerWithAddress(addr)
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if err != nil {
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log.Error("Error dialing seed", "error", err)
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//n.book.MarkAttempt(addr)
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return
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} else {
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log.Info("Connected to seed", "peer", peer)
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n.book.AddAddress(addr, addr)
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}
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}
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func (n *Node) StartRPC() {
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core.SetBlockStore(n.blockStore)
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core.SetConsensusState(n.consensusState)
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core.SetMempoolReactor(n.mempoolReactor)
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core.SetSwitch(n.sw)
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rpc.StartHTTPServer()
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}
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func (n *Node) Switch() *p2p.Switch {
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return n.sw
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}
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func (n *Node) ConsensusState() *consensus.ConsensusState {
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return n.consensusState
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}
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func (n *Node) MempoolReactor() *mempl.MempoolReactor {
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return n.mempoolReactor
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}
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// debora variables
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var (
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AppName = "tendermint"
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SrcPath = "github.com/tendermint/tendermint2/cmd"
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PublicKey = "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"
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DeboraCallPort = 56565
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)
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type DeboraMode int
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const (
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DeboraPeerMode DeboraMode = iota
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DeboraDevMode
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)
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func deboraBroadcast(n *Node) func([]byte) {
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return func(payload []byte) {
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msg := &p2p.PexDeboraMessage{Payload: payload}
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n.sw.Broadcast(p2p.PexChannel, msg)
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}
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}
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func Daemon(deborable DeboraMode) {
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// Add to debora
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if deborable == DeboraPeerMode {
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// TODO: support debora.logfile
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if err := debora.Add(PublicKey, SrcPath, AppName, config.App().GetString("Debora.LogFile")); err != nil {
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log.Info("Failed to add program to debora", "error", err)
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}
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}
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// Create & start node
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n := NewNode()
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l := p2p.NewDefaultListener("tcp", config.App().GetString("ListenAddr"), false)
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n.AddListener(l)
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n.Start()
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if deborable == DeboraDevMode {
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log.Info("Running debora-dev server (listen to call)")
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debora.DebListenAndServe("tendermint", DeboraCallPort, deboraBroadcast(n))
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}
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// If seedNode is provided by config, dial out.
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if config.App().GetString("SeedNode") != "" {
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n.DialSeed()
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}
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// Run the RPC server.
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if config.App().GetString("RPC.HTTP.ListenAddr") != "" {
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n.StartRPC()
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}
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// Sleep forever and then...
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trapSignal(func() {
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n.Stop()
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})
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}
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func trapSignal(cb func()) {
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c := make(chan os.Signal, 1)
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signal.Notify(c, os.Interrupt)
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go func() {
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for sig := range c {
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log.Info(Fmt("captured %v, exiting..", sig))
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cb()
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os.Exit(1)
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}
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}()
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select {}
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}
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