github.com/cerc-io/go-ethereum@v1.9.7/cmd/puppeth/wizard_wallet.go (about)

     1  // Copyright 2017 The go-ethereum Authors
     2  // This file is part of go-ethereum.
     3  //
     4  // go-ethereum is free software: you can redistribute it and/or modify
     5  // it under the terms of the GNU General Public License as published by
     6  // the Free Software Foundation, either version 3 of the License, or
     7  // (at your option) any later version.
     8  //
     9  // go-ethereum is distributed in the hope that it will be useful,
    10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    12  // GNU General Public License for more details.
    13  //
    14  // You should have received a copy of the GNU General Public License
    15  // along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
    16  
    17  package main
    18  
    19  import (
    20  	"encoding/json"
    21  	"fmt"
    22  	"time"
    23  
    24  	"github.com/ethereum/go-ethereum/log"
    25  )
    26  
    27  // deployWallet creates a new web wallet based on some user input.
    28  func (w *wizard) deployWallet() {
    29  	// Do some sanity check before the user wastes time on input
    30  	if w.conf.Genesis == nil {
    31  		log.Error("No genesis block configured")
    32  		return
    33  	}
    34  	if w.conf.ethstats == "" {
    35  		log.Error("No ethstats server configured")
    36  		return
    37  	}
    38  	// Select the server to interact with
    39  	server := w.selectServer()
    40  	if server == "" {
    41  		return
    42  	}
    43  	client := w.servers[server]
    44  
    45  	// Retrieve any active node configurations from the server
    46  	infos, err := checkWallet(client, w.network)
    47  	if err != nil {
    48  		infos = &walletInfos{
    49  			nodePort: 30303, rpcPort: 8545, webPort: 80, webHost: client.server,
    50  		}
    51  	}
    52  	existed := err == nil
    53  
    54  	infos.genesis, _ = json.MarshalIndent(w.conf.Genesis, "", "  ")
    55  	infos.network = w.conf.Genesis.Config.ChainID.Int64()
    56  
    57  	// Figure out which port to listen on
    58  	fmt.Println()
    59  	fmt.Printf("Which port should the wallet listen on? (default = %d)\n", infos.webPort)
    60  	infos.webPort = w.readDefaultInt(infos.webPort)
    61  
    62  	// Figure which virtual-host to deploy ethstats on
    63  	if infos.webHost, err = w.ensureVirtualHost(client, infos.webPort, infos.webHost); err != nil {
    64  		log.Error("Failed to decide on wallet host", "err", err)
    65  		return
    66  	}
    67  	// Figure out where the user wants to store the persistent data
    68  	fmt.Println()
    69  	if infos.datadir == "" {
    70  		fmt.Printf("Where should data be stored on the remote machine?\n")
    71  		infos.datadir = w.readString()
    72  	} else {
    73  		fmt.Printf("Where should data be stored on the remote machine? (default = %s)\n", infos.datadir)
    74  		infos.datadir = w.readDefaultString(infos.datadir)
    75  	}
    76  	// Figure out which port to listen on
    77  	fmt.Println()
    78  	fmt.Printf("Which TCP/UDP port should the backing node listen on? (default = %d)\n", infos.nodePort)
    79  	infos.nodePort = w.readDefaultInt(infos.nodePort)
    80  
    81  	fmt.Println()
    82  	fmt.Printf("Which port should the backing RPC API listen on? (default = %d)\n", infos.rpcPort)
    83  	infos.rpcPort = w.readDefaultInt(infos.rpcPort)
    84  
    85  	// Set a proper name to report on the stats page
    86  	fmt.Println()
    87  	if infos.ethstats == "" {
    88  		fmt.Printf("What should the wallet be called on the stats page?\n")
    89  		infos.ethstats = w.readString() + ":" + w.conf.ethstats
    90  	} else {
    91  		fmt.Printf("What should the wallet be called on the stats page? (default = %s)\n", infos.ethstats)
    92  		infos.ethstats = w.readDefaultString(infos.ethstats) + ":" + w.conf.ethstats
    93  	}
    94  	// Try to deploy the wallet on the host
    95  	nocache := false
    96  	if existed {
    97  		fmt.Println()
    98  		fmt.Printf("Should the wallet be built from scratch (y/n)? (default = no)\n")
    99  		nocache = w.readDefaultYesNo(false)
   100  	}
   101  	if out, err := deployWallet(client, w.network, w.conf.bootnodes, infos, nocache); err != nil {
   102  		log.Error("Failed to deploy wallet container", "err", err)
   103  		if len(out) > 0 {
   104  			fmt.Printf("%s\n", out)
   105  		}
   106  		return
   107  	}
   108  	// All ok, run a network scan to pick any changes up
   109  	log.Info("Waiting for node to finish booting")
   110  	time.Sleep(3 * time.Second)
   111  
   112  	w.networkStats()
   113  }