package main import ( "fmt" "github.com/ethereum/eth-go" "github.com/ethereum/eth-go/ethchain" "github.com/ethereum/eth-go/ethminer" "github.com/ethereum/eth-go/ethutil" "github.com/ethereum/go-ethereum/utils" "log" "os" "os/signal" "runtime" "strings" ) const Debug = true // Register interrupt handlers so we can stop the ethereum func RegisterInterupts(s *eth.Ethereum) { // Buffered chan of one is enough c := make(chan os.Signal, 1) // Notify about interrupts for now signal.Notify(c, os.Interrupt) go func() { for sig := range c { fmt.Printf("Shutting down (%v) ... \n", sig) s.Stop() } }() } func main() { Init() runtime.GOMAXPROCS(runtime.NumCPU()) ethchain.InitFees() ethutil.ReadConfig(DataDir) ethutil.Config.Seed = UseSeed // Instantiated a eth stack ethereum, err := eth.New(eth.CapDefault, UseUPnP) if err != nil { log.Println("eth start err:", err) return } ethereum.Port = OutboundPort if GenAddr { fmt.Println("This action overwrites your old private key. Are you sure? (y/n)") var r string fmt.Scanln(&r) for ; ; fmt.Scanln(&r) { if r == "n" || r == "y" { break } else { fmt.Printf("Yes or no?", r) } } if r == "y" { utils.CreateKeyPair(true) } os.Exit(0) } else { if len(ImportKey) > 0 { fmt.Println("This action overwrites your old private key. Are you sure? (y/n)") var r string fmt.Scanln(&r) for ; ; fmt.Scanln(&r) { if r == "n" || r == "y" { break } else { fmt.Printf("Yes or no?", r) } } if r == "y" { mnemonic := strings.Split(ImportKey, " ") if len(mnemonic) == 24 { fmt.Println("Got mnemonic key, importing.") key := ethutil.MnemonicDecode(mnemonic) utils.ImportPrivateKey(key) } else if len(mnemonic) == 1 { fmt.Println("Got hex key, importing.") utils.ImportPrivateKey(ImportKey) } else { fmt.Println("Did not recognise format, exiting.") } os.Exit(0) } } else { utils.CreateKeyPair(false) } } if ExportKey { key := ethutil.Config.Db.GetKeys()[0] fmt.Printf("%x\n", key.PrivateKey) os.Exit(0) } if ShowGenesis { fmt.Println(ethereum.BlockChain().Genesis()) os.Exit(0) } log.Printf("Starting Ethereum v%s\n", ethutil.Config.Ver) // Set the max peers ethereum.MaxPeers = MaxPeer if StartConsole { err := os.Mkdir(ethutil.Config.ExecPath, os.ModePerm) // Error is OK if the error is ErrExist if err != nil && !os.IsExist(err) { log.Panic("Unable to create EXECPATH:", err) } console := NewConsole(ethereum) go console.Start() } RegisterInterupts(ethereum) ethereum.Start() if StartMining { log.Printf("Miner started\n") // Fake block mining. It broadcasts a new block every 5 seconds go func() { if StartMining { log.Printf("Miner started\n") go func() { data, _ := ethutil.Config.Db.Get([]byte("KeyRing")) keyRing := ethutil.NewValueFromBytes(data) addr := keyRing.Get(1).Bytes() miner := ethminer.NewDefaultMiner(addr, ethereum) miner.Start() }() } }() } // Wait for shutdown ethereum.WaitForShutdown() }