3 # Electrum - lightweight Bitcoin client
4 # Copyright (C) 2011 thomasv@gitorious
6 # This program is free software: you can redistribute it and/or modify
7 # it under the terms of the GNU General Public License as published by
8 # the Free Software Foundation, either version 3 of the License, or
9 # (at your option) any later version.
11 # This program is distributed in the hope that it will be useful,
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 # GNU General Public License for more details.
16 # You should have received a copy of the GNU General Public License
17 # along with this program. If not, see <http://www.gnu.org/licenses/>.
19 from decimal import Decimal
29 import ecdsa # todo: 'ecdsa' imported but unused
31 sys.exit("Error: python-ecdsa does not seem to be installed. Try 'sudo pip install ecdsa'")
34 import aes # todo: 'aes' imported but unused
36 sys.exit("Error: AES does not seem to be installed. Try 'sudo pip install slowaes'")
39 is_local = os.path.dirname(os.path.realpath(__file__)) == os.getcwd()
40 is_android = 'ANDROID_DATA' in os.environ
43 __builtin__.use_local_modules = is_local or is_android
45 # load local module as electrum
46 if __builtin__.use_local_modules:
48 imp.load_module('electrum', *imp.find_module('lib'))
49 imp.load_module('electrum_gui', *imp.find_module('gui'))
51 from electrum import * # todo: import * is generally frowned upon. should import just what is used
54 # get password routine
55 def prompt_password(prompt, confirm=True):
57 if sys.stdin.isatty():
58 password = getpass.getpass(prompt)
59 if password and confirm:
60 password2 = getpass.getpass("Confirm: ")
61 if password != password2:
62 sys.exit("Error: Passwords do not match.")
64 password = raw_input(prompt)
71 usage = "%prog [options] command"
72 parser = optparse.OptionParser(prog=usage, add_help_option=False)
73 parser.add_option("-h", "--help", action="callback", callback=print_help_cb, help="show this help text")
74 parser.add_option("-g", "--gui", dest="gui", help="User interface: qt, lite, gtk, text or stdio")
75 parser.add_option("-w", "--wallet", dest="wallet_path", help="wallet path (default: electrum.dat)")
76 parser.add_option("-o", "--offline", action="store_true", dest="offline", default=False, help="remain offline")
77 parser.add_option("-C", "--concealed", action="store_true", dest="concealed", default=False, help="don't echo seed to console when restoring")
78 parser.add_option("-a", "--all", action="store_true", dest="show_all", default=False, help="show all addresses")
79 parser.add_option("-l", "--labels", action="store_true", dest="show_labels", default=False, help="show the labels of listed addresses")
80 parser.add_option("-f", "--fee", dest="tx_fee", default=None, help="set tx fee")
81 parser.add_option("-F", "--fromaddr", dest="from_addr", default=None, help="set source address for payto/mktx. if it isn't in the wallet, it will ask for the private key unless supplied in the format public_key:private_key. It's not saved in the wallet.")
82 parser.add_option("-c", "--changeaddr", dest="change_addr", default=None, help="set the change address for payto/mktx. default is a spare address, or the source address if it's not in the wallet")
83 parser.add_option("-s", "--server", dest="server", default=None, help="set server host:port:protocol, where protocol is either t (tcp), h (http), s (tcp+ssl), or g (https)")
84 parser.add_option("-p", "--proxy", dest="proxy", default=None, help="set proxy [type:]host[:port], where type is socks4,socks5 or http")
85 parser.add_option("-v", "--verbose", action="store_true", dest="verbose", default=False, help="show debugging information")
86 parser.add_option("-P", "--portable", action="store_true", dest="portable", default=False, help="portable wallet")
87 parser.add_option("-L", "--lang", dest="language", default=None, help="defaut language used in GUI")
88 parser.add_option("-u", "--usb", dest="bitkey", action="store_true", help="Turn on support for hardware wallets (EXPERIMENTAL)")
89 parser.add_option("-G", "--gap", dest="gap_limit", default=None, help="gap limit")
90 parser.add_option("-W", "--password", dest="password", default=None, help="set password for usage with commands (currently only implemented for create command, do not use it for longrunning gui session since the password is visible in /proc)")
91 parser.add_option("-1", "--oneserver", action="store_true", dest="oneserver", default=False, help="connect to one server only")
95 def print_help(parser):
97 print_msg("Type 'electrum help <command>' to see the help for a specific command")
98 print_msg("Type 'electrum --help' to see the list of options")
103 def print_help_cb(self, opt, value, parser):
107 def run_command(cmd, password=None, args=[]):
108 cmd_runner = Commands(wallet, network)
109 func = getattr(cmd_runner, cmd)
110 cmd_runner.password = password
112 result = func(*args[1:])
114 traceback.print_exc(file=sys.stdout)
117 if type(result) == str:
118 util.print_msg(result)
119 elif result is not None:
120 util.print_json(result)
123 if __name__ == '__main__':
125 parser = arg_parser()
126 options, args = parser.parse_args()
127 if options.portable and options.wallet_path is None:
128 options.electrum_path = os.path.join(os.path.dirname(os.path.realpath(__file__)), 'electrum_data')
130 # config is an object passed to the various constructors (wallet, interface, gui)
139 config_options = eval(str(options))
140 for k, v in config_options.items():
142 config_options.pop(k)
144 set_verbosity(config_options.get('verbose'))
146 config = SimpleConfig(config_options)
151 elif len(args) == 1 and re.match('^bitcoin:', args[0]):
158 gui_name = config.get('gui', 'classic')
159 if gui_name in ['lite', 'classic']:
162 gui = __import__('electrum_gui.' + gui_name, fromlist=['electrum_gui'])
164 traceback.print_exc(file=sys.stdout)
166 #sys.exit("Error: Unknown GUI: " + gui_name )
169 if not options.offline:
170 network = Network(config)
175 gui = gui.ElectrumGui(config, network)
181 # we use daemon threads, their termination is enforced.
182 # this sleep command gives them time to terminate cleanly.
186 if cmd not in known_commands:
189 cmd = known_commands[cmd]
191 # instanciate wallet for command-line
192 storage = WalletStorage(config)
194 if cmd.requires_wallet:
195 wallet = Wallet(storage)
199 if cmd.name not in ['create', 'restore'] and cmd.requires_wallet and not storage.file_exists:
200 print_msg("Error: Wallet file not found.")
201 print_msg("Type 'electrum create' to create a new wallet, or provide a path to a wallet with the -w option")
204 if cmd.name in ['create', 'restore']:
205 if storage.file_exists:
206 sys.exit("Error: Remove the existing wallet first!")
207 if options.password is not None:
208 password = options.password
210 password = prompt_password("Password (hit return if you do not wish to encrypt your wallet):")
212 # if config.server is set, the user either passed the server on command line
213 # or chose it previously already. if he didn't pass a server on the command line,
214 # we just pick up a random one.
215 if not config.get('server'):
216 config.set_key('server', pick_random_server())
218 fee = options.tx_fee if options.tx_fee else raw_input("fee (default:%s):" % (str(Decimal(wallet.fee)/100000000)))
219 gap = options.gap_limit if options.gap_limit else raw_input("gap limit (default 5):")
222 wallet.set_fee(float(fee)*100000000)
224 wallet.change_gap_limit(int(gap))
226 if cmd.name == 'restore':
228 seed = getpass.getpass(prompt="seed:", stream=None) if options.concealed else raw_input("seed:")
232 print_error("Warning: Not hex, trying decode.")
233 seed = mnemonic_decode(seed.split(' '))
235 sys.exit("Error: No seed")
237 wallet.init_seed(str(seed))
238 wallet.save_seed(password)
239 if not options.offline:
240 network = Network(config)
242 wallet.start_threads(network)
244 print_msg("Recovering wallet...")
245 wallet.restore(lambda x: x)
247 if wallet.is_found():
248 print_msg("Recovery successful")
250 print_msg("Warning: Found no history for this wallet")
253 print_msg("Warning: This wallet was restored offline. It may contain more addresses than displayed.")
256 wallet.init_seed(None)
257 wallet.save_seed(password)
259 print_msg("Your wallet generation seed is:\n\"%s\"" % wallet.get_mnemonic(None))
260 print_msg("Please keep it in a safe place; if you lose it, you will not be able to restore your wallet.")
262 print_msg("Wallet saved in '%s'" % wallet.storage.path)
268 if cmd.name in ['dumpprivkey', 'dumpprivkeys']:
269 print_msg("WARNING: ALL your private keys are secret.")
270 print_msg("Exposing a single private key can compromise your entire wallet!")
271 print_msg("In particular, DO NOT use 'redeem private key' services proposed by third parties.")
273 # commands needing password
274 if cmd.requires_password:
275 if wallet.seed == '':
278 elif wallet.use_encryption:
279 password = prompt_password('Password:', False)
281 print_msg("Error: Password required")
285 seed = wallet.get_seed(password)
287 print_msg("Error: This password does not decode this wallet.")
291 seed = wallet.get_seed(None)
295 # add missing arguments, do type conversions
296 if cmd.name == 'importprivkey':
297 # See if they specificed a key on the cmd line, if not prompt
299 args[1] = prompt_password('Enter PrivateKey (will not echo):', False)
301 elif cmd.name == 'signrawtransaction':
302 args = [cmd, args[1], json.loads(args[2]) if len(args) > 2 else [], json.loads(args[3]) if len(args) > 3 else []]
304 elif cmd.name == 'createmultisig':
305 args = [cmd, int(args[1]), json.loads(args[2])]
307 elif cmd.name == 'createrawtransaction':
308 args = [cmd, json.loads(args[1]), json.loads(args[2])]
310 elif cmd.name == 'listaddresses':
311 args = [cmd, options.show_all, options.show_labels]
313 elif cmd.name in ['payto', 'mktx']:
314 domain = [options.from_addr] if options.from_addr else None
315 args = ['mktx', args[1], Decimal(args[2]), Decimal(options.tx_fee) if options.tx_fee else None, options.change_addr, domain]
317 elif cmd.name in ['paytomany', 'mksendmanytx']:
318 domain = [options.from_addr] if options.from_addr else None
320 for i in range(1, len(args), 2):
322 print_msg("Error: Mismatched arguments.")
324 outputs.append((args[i], Decimal(args[i+1])))
325 args = ['mksendmanytx', outputs, Decimal(options.tx_fee) if options.tx_fee else None, options.change_addr, domain]
327 elif cmd.name == 'help':
331 # check the number of arguments
332 if len(args) - 1 < cmd.min_args:
333 print_msg("Not enough arguments")
334 print_msg("Syntax:", cmd.syntax)
337 if cmd.max_args >= 0 and len(args) - 1 > cmd.max_args:
338 print_msg("too many arguments", args)
339 print_msg("Syntax:", cmd.syntax)
343 if len(args) > cmd.min_args + 1:
344 message = ' '.join(args[cmd.min_args:])
345 print_msg("Warning: Final argument was reconstructed from several arguments:", repr(message))
346 args = args[0:cmd.min_args] + [message]
349 if cmd.requires_network and not options.offline:
350 network = Network(config)
351 if not network.start(wait=True):
352 print_msg("Not connected, aborting.")
354 print_error("Connected to " + network.interface.connection_msg)
357 wallet.start_threads(network)
363 if cmd.name == 'deseed':
365 print_msg("Error: This wallet has no seed")
367 ns = wallet.storage.path + '.seedless'
368 print_msg("Warning: you are going to create a seedless wallet'\nIt will be saved in '%s'" % ns)
369 if raw_input("Are you sure you want to continue? (y/n) ") in ['y', 'Y', 'yes']:
370 wallet.storage.path = ns
372 wallet.storage.put('seed', '', True)
373 wallet.use_encryption = False
374 wallet.storage.put('use_encryption', wallet.use_encryption, True)
375 for k in wallet.imported_keys.keys():
376 wallet.imported_keys[k] = ''
377 wallet.storage.put('imported_keys', wallet.imported_keys, True)
380 print_msg("Action canceled.")
382 elif cmd.name == 'getconfig':
384 out = config.get(key)
387 elif cmd.name == 'setconfig':
388 key, value = args[1:3]
389 config.set_key(key, value, True)
392 elif cmd.name == 'password':
393 new_password = prompt_password('New password:')
394 wallet.update_password(password, new_password)
397 run_command(cmd.name, password, args)
401 wallet.stop_threads()