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run_qtum_electrum
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run_qtum_electrum
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#!/usr/bin/env python3
# -*- mode: python -*-
#
# Electrum - lightweight Bitcoin client
# Copyright (C) 2011 thomasv@gitorious
#
# Permission is hereby granted, free of charge, to any person
# obtaining a copy of this software and associated documentation files
# (the "Software"), to deal in the Software without restriction,
# including without limitation the rights to use, copy, modify, merge,
# publish, distribute, sublicense, and/or sell copies of the Software,
# and to permit persons to whom the Software is furnished to do so,
# subject to the following conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
# BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
import os
import sys
import traceback
script_dir = os.path.dirname(os.path.realpath(__file__))
is_bundle = getattr(sys, 'frozen', False)
is_local = not is_bundle and os.path.exists(os.path.join(script_dir, "qtum-electrum.desktop"))
is_android = 'ANDROID_DATA' in os.environ
# move this back to gui/kivy/__init.py once plugins are moved
os.environ['KIVY_DATA_DIR'] = os.path.abspath(os.path.dirname(__file__)) + 'qtum_electrum/gui/kivy/data/'
if is_local or is_android:
sys.path.insert(0, os.path.join(script_dir, 'packages'))
def check_imports():
# pure-python dependencies need to be imported here for pyinstaller
try:
import dns
import pyaes
import ecdsa
import requests
import qrcode
import google.protobuf
import jsonrpclib
import eth_hash
import eth_utils
import eth_abi
except ImportError as e:
traceback.print_exc(file=sys.stderr)
sys.exit("Error: {}. Try 'sudo pip install <module-name>'".format(e))
except BaseException as e:
traceback.print_exc(file=sys.stderr)
sys.exit(str(e))
# the following imports are for pyinstaller
from google.protobuf import descriptor
from google.protobuf import message
from google.protobuf import reflection
from google.protobuf import descriptor_pb2
from jsonrpclib import SimpleJSONRPCServer
if not is_android:
check_imports()
from qtum_electrum import qtum, constants, util
from qtum_electrum import SimpleConfig, Network
from qtum_electrum.wallet import Wallet, Imported_Wallet
from qtum_electrum.storage import WalletStorage, get_derivation_used_for_hw_device_encryption
from qtum_electrum.util import print_msg, print_stderr, json_encode, json_decode, UserCancelled
from qtum_electrum.util import set_verbosity, InvalidPassword
from qtum_electrum.commands import get_parser, known_commands, Commands, config_variables
from qtum_electrum import daemon
from qtum_electrum import keystore
from qtum_electrum.mnemonic import Mnemonic
# get password routine
def prompt_password(prompt, confirm=True):
import getpass
password = getpass.getpass(prompt, stream=None)
if password and confirm:
password2 = getpass.getpass("Confirm: ")
if password != password2:
sys.exit("Error: Passwords do not match.")
if not password:
password = None
return password
def init_daemon(config_options):
config = SimpleConfig(config_options)
storage = WalletStorage(config.get_wallet_path())
if not storage.file_exists():
print_msg("Error: Wallet file not found.")
print_msg(
"Type 'qtum_electrum create' to create a new wallet, or provide a path to a wallet with the -w option")
sys.exit(0)
if storage.is_encrypted():
if storage.is_encrypted_with_hw_device():
raise NotImplementedError("CLI functionality of encrypted hw wallets")
if config.get('password'):
password = config.get('password')
else:
password = prompt_password('Password:', False)
if not password:
print_msg("Error: Password required")
sys.exit(1)
else:
password = None
config_options['password'] = password
def init_cmdline(config_options, server):
config = SimpleConfig(config_options)
cmdname = config.get('cmd')
cmd = known_commands[cmdname]
if cmdname == 'signtransaction' and config.get('privkey'):
cmd.requires_wallet = False
cmd.requires_password = False
if cmdname in ['payto', 'paytomany'] and config.get('unsigned'):
cmd.requires_password = False
if cmdname in ['payto', 'paytomany'] and config.get('broadcast'):
cmd.requires_network = True
# instanciate wallet for command-line
storage = WalletStorage(config.get_wallet_path())
if cmd.requires_wallet and not storage.file_exists():
print_msg("Error: Wallet file not found.")
print_msg(
"Type 'qtum_electrum create' to create a new wallet, or provide a path to a wallet with the -w option")
sys.exit(0)
# important warning
if cmd.name in ['getprivatekeys']:
print_stderr("WARNING: ALL your private keys are secret.")
print_stderr("Exposing a single private key can compromise your entire wallet!")
print_stderr("In particular, DO NOT use 'redeem private key' services proposed by third parties.")
# commands needing password
if (cmd.requires_wallet and storage.is_encrypted() and server is None)\
or (cmd.requires_password and (storage.get('use_encryption') or storage.is_encrypted())):
if storage.is_encrypted_with_hw_device():
# this case is handled later in the control flow
password = None
if config.get('password'):
password = config.get('password')
else:
password = prompt_password('Password:', False)
if not password:
print_msg("Error: Password required")
sys.exit(1)
else:
password = None
config_options['password'] = config_options.get('password') or password
if cmd.name == 'password':
new_password = prompt_password('New password:')
config_options['new_password'] = new_password
return cmd, password
def get_connected_hw_devices(plugins):
supported_plugins = plugins.get_hardware_support()
# scan devices
devices = []
devmgr = plugins.device_manager
for splugin in supported_plugins:
name, plugin = splugin.name, splugin.plugin
if not plugin:
e = splugin.exception
print_stderr(f"{name}: error during plugin init: {repr(e)}")
continue
try:
u = devmgr.unpaired_device_infos(None, plugin)
except:
devmgr.print_error(f'error getting device infos for {name}: {e}')
continue
devices += list(map(lambda x: (name, x), u))
return devices
def get_password_for_hw_device_encrypted_storage(plugins):
devices = get_connected_hw_devices(plugins)
if len(devices) == 0:
print_msg("Error: No connected hw device found. Can not decrypt this wallet.")
sys.exit(1)
elif len(devices) > 1:
print_msg("Warning: multiple hardware devices detected. "
"The first one will be used to decrypt the wallet.")
# FIXME we use the "first" device, in case of multiple ones
name, device_info = devices[0]
plugin = plugins.get_plugin(name)
derivation = get_derivation_used_for_hw_device_encryption()
try:
xpub = plugin.get_xpub(device_info.device.id_, derivation, 'standard', plugin.handler)
except UserCancelled:
sys.exit(0)
password = keystore.Xpub.get_pubkey_from_xpub(xpub, ())
return password
def run_offline_command(config, config_options, plugins):
cmdname = config.get('cmd')
cmd = known_commands[cmdname]
password = config_options.get('password')
if cmd.requires_wallet:
storage = WalletStorage(config.get_wallet_path())
if storage.is_encrypted():
if storage.is_encrypted_with_hw_device():
password = get_password_for_hw_device_encrypted_storage(plugins)
config_options['password'] = password
storage.decrypt(password)
wallet = Wallet(storage)
else:
wallet = None
# check password
if cmd.requires_password and wallet.has_password():
try:
wallet.check_password(password)
except InvalidPassword:
print_msg("Error: This password does not decode this wallet.")
sys.exit(1)
if cmd.requires_network:
print_msg("Warning: running command offline")
# arguments passed to function
args = [config.get(x) for x in cmd.params]
# decode json arguments
if cmdname not in ('setconfig',):
args = list(map(json_decode, args))
# options
kwargs = {}
for x in cmd.options:
kwargs[x] = (config_options.get(x) if x in ['password', 'new_password'] else config.get(x))
cmd_runner = Commands(config, wallet, None)
func = getattr(cmd_runner, cmd.name)
result = func(*args, **kwargs)
# save wallet
if wallet:
wallet.storage.write()
return result
def init_plugins(config, gui_name):
from qtum_electrum.plugin import Plugins
return Plugins(config, gui_name)
def run():
# on osx, delete Process Serial Number arg generated for apps launched in Finder
sys.argv = list(filter(lambda x: not x.startswith('-psn'), sys.argv))
# old 'help' syntax
if len(sys.argv) > 1 and sys.argv[1] == 'help':
sys.argv.remove('help')
sys.argv.append('-h')
# old '-v' syntax
try:
i = sys.argv.index('-v')
except ValueError:
pass
else:
sys.argv[i] = '-v*'
# read arguments from stdin pipe and prompt
for i, arg in enumerate(sys.argv):
if arg == '-':
if not sys.stdin.isatty():
sys.argv[i] = sys.stdin.read()
break
else:
raise Exception('Cannot get argument from stdin')
elif arg == '?':
sys.argv[i] = input("Enter argument:")
elif arg == ':':
sys.argv[i] = prompt_password('Enter argument (will noot echo):', False)
# parse command line
parser = get_parser()
args = parser.parse_args()
# config is an object passed to the various constructors (wallet, interface, gui)
if is_android:
config_options = {
'verbosity': '',
'cmd': 'gui',
'gui': 'kivy',
}
else:
config_options = args.__dict__
f = lambda key: config_options[key] is not None and key not in config_variables.get(args.cmd, {}).keys()
config_options = {key: config_options[key] for key in filter(f, config_options.keys())}
if config_options.get('server'):
config_options['auto_connect'] = False
config_options['cwd'] = os.getcwd()
# fixme: this can probably be achieved with a runtime hook (pyinstaller)
try:
if is_bundle and os.path.exists(os.path.join(sys._MEIPASS, 'is_portable')):
config_options['portable'] = True
except AttributeError:
pass
if config_options.get('portable'):
config_options['electrum_path'] = os.path.join(os.path.dirname(os.path.realpath(__file__)),
'qtum-electrum-data')
try:
if is_bundle and os.path.exists(os.path.join(sys._MEIPASS, 'is_verbose')):
config_options['verbose'] = True
except AttributeError:
pass
# kivy sometimes freezes when we write to sys.stderr
set_verbosity(config_options.get('verbosity') if config_options.get('gui') != 'kivy' else '')
# check uri
uri = config_options.get('uri')
if uri:
if not uri.startswith('qtum:'):
print_stderr('unknown command:', uri)
sys.exit(1)
config_options['uri'] = uri
# todo: defer this to gui
config = SimpleConfig(config_options)
cmdname = config.get('cmd')
if config.get('testnet'):
constants.set_testnet()
if cmdname == 'gui':
fd, server = daemon.get_fd_or_server(config)
if fd is not None:
plugins = init_plugins(config, config.get('gui', 'qt'))
d = daemon.Daemon(config, fd, True)
d.init_gui(config, plugins)
sys.exit(0)
else:
result = server.gui(config_options)
elif cmdname == 'daemon':
subcommand = config.get('subcommand')
if subcommand in ['load_wallet']:
init_daemon(config_options)
if subcommand in [None, 'start']:
fd, server = daemon.get_fd_or_server(config)
if fd is not None:
if subcommand == 'start':
pid = os.fork()
if pid:
print_stderr("starting daemon (PID %d)" % pid)
sys.exit(0)
init_plugins(config, 'cmdline')
d = daemon.Daemon(config, fd, False)
if config.get('websocket_server'):
from qtum_electrum import websockets
websockets.WebSocketServer(config, d.network).start()
if config.get('requests_dir'):
path = os.path.join(config.get('requests_dir'), 'index.html')
if not os.path.exists(path):
print("Requests directory not configured.")
print("You can configure it using https://github.com/spesmilo/electrum-merchant")
sys.exit(1)
d.join()
sys.exit(0)
else:
result = server.daemon(config_options)
else:
server = daemon.get_server(config)
if server is not None:
result = server.daemon(config_options)
else:
print_msg("Daemon not running")
sys.exit(1)
else:
# command line
server = daemon.get_server(config)
init_cmdline(config_options, server)
if server is not None:
result = server.run_cmdline(config_options)
else:
cmd = known_commands[cmdname]
if cmd.requires_network:
print_msg("Daemon not running; try 'qtum-electrum daemon start'")
sys.exit(1)
else:
plugins = init_plugins(config, 'cmdline')
result = run_offline_command(config, config_options, plugins)
if isinstance(result, str):
print_msg(result)
elif type(result) is dict and result.get('error'):
print_stderr(result.get('error'))
elif result is not None:
print_msg(json_encode(result))
sys.exit(0)
if __name__ == '__main__':
run()