path: root/cmd/mist/main.go

// Copyright (c) 2013-2014, Jeffrey Wilcke. All rights reserved.
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
// MA 02110-1301  USA

package main

import (
    "fmt"
    "os"
    "runtime"
    "time"

    "github.com/ethereum/go-ethereum"
    "github.com/ethereum/go-ethereum/cmd/utils"
    "github.com/ethereum/go-ethereum/logger"
    "gopkg.in/qml.v1"
)

const (
    ClientIdentifier = "Mist"
    Version          = "0.7.7"
)

var ethereum *eth.Ethereum

func run() error {
    // precedence: code-internal flag default < config file < environment variables < command line
    Init() // parsing command line

    tstart := time.Now()
    config := utils.InitConfig(VmType, ConfigFile, Datadir, "ETH")

    utils.InitDataDir(Datadir)

    stdLog := utils.InitLogging(Datadir, LogFile, LogLevel, DebugFile)

    db := utils.NewDatabase()
    err := utils.DBSanityCheck(db)
    if err != nil {
        ErrorWindow(err)

        os.Exit(1)
    }
    keyManager := utils.NewKeyManager(KeyStore, Datadir, db)

    // create, import, export keys
    utils.KeyTasks(keyManager, KeyRing, GenAddr, SecretFile, ExportDir, NonInteractive)
    clientIdentity := utils.NewClientIdentity(ClientIdentifier, Version, Identifier)
    ethereum = utils.NewEthereum(db, clientIdentity, keyManager, UseUPnP, OutboundPort, MaxPeer)

    if ShowGenesis {
        utils.ShowGenesis(ethereum)
    }

    if StartRpc {
        utils.StartRpc(ethereum, RpcPort)
    }

    gui := NewWindow(ethereum, config, clientIdentity, KeyRing, LogLevel)
    gui.stdLog = stdLog

    utils.RegisterInterrupt(func(os.Signal) {
        gui.Stop()
    })
    go utils.StartEthereum(ethereum, UseSeed)

    fmt.Println("ETH stack took", time.Since(tstart))

    // gui blocks the main thread
    gui.Start(AssetPath)

    return nil
}

func main() {
    runtime.GOMAXPROCS(runtime.NumCPU())

    // This is a bit of a cheat, but ey!
    os.Setenv("QTWEBKIT_INSPECTOR_SERVER", "127.0.0.1:99999")

    qml.Run(run)

    var interrupted = false
    utils.RegisterInterrupt(func(os.Signal) {
        interrupted = true
    })

    utils.HandleInterrupt()

    if StartWebSockets {
        utils.StartWebSockets(ethereum)
    }

    // we need to run the interrupt callbacks in case gui is closed
    // this skips if we got here by actual interrupt stopping the GUI
    if !interrupted {
        utils.RunInterruptCallbacks(os.Interrupt)
    }
    // this blocks the thread
    ethereum.WaitForShutdown()
    logger.Flush()
}