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/>.
21 import sys, os, time, json
24 from decimal import Decimal
29 sys.exit("Error: python-ecdsa does not seem to be installed. Try 'sudo pip install ecdsa'")
34 sys.exit("Error: AES does not seem to be installed. Try 'sudo pip install slowaes'")
37 is_local = os.path.dirname(os.path.realpath(__file__)) == os.getcwd()
38 is_android = 'ANDROID_DATA' in os.environ
41 __builtin__.use_local_modules = is_local or is_android
43 # load local module as electrum
44 if __builtin__.use_local_modules:
46 imp.load_module('electrum', *imp.find_module('lib'))
47 imp.load_module('electrum_gui', *imp.find_module('gui'))
49 from electrum import *
51 # get password routine
52 def prompt_password(prompt, confirm=True):
54 if sys.stdin.isatty():
55 password = getpass.getpass(prompt)
56 if password and confirm:
57 password2 = getpass.getpass("Confirm: ")
58 if password != password2:
59 sys.exit("Error: Passwords do not match.")
61 password = raw_input(prompt)
67 usage = "%prog [options] command"
68 parser = optparse.OptionParser(prog=usage)
69 parser.add_option("-g", "--gui", dest="gui", help="User interface: qt, lite, gtk or text")
70 parser.add_option("-w", "--wallet", dest="wallet_path", help="wallet path (default: electrum.dat)")
71 parser.add_option("-o", "--offline", action="store_true", dest="offline", default=False, help="remain offline")
72 parser.add_option("-a", "--all", action="store_true", dest="show_all", default=False, help="show all addresses")
73 parser.add_option("-b", "--balance", action="store_true", dest="show_balance", default=False, help="show the balance of listed addresses")
74 parser.add_option("-l", "--labels", action="store_true", dest="show_labels", default=False, help="show the labels of listed addresses")
75 parser.add_option("-f", "--fee", dest="tx_fee", default=None, help="set tx fee")
76 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.")
77 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")
78 parser.add_option("-s", "--server", dest="server", default=None, help="set server host:port:protocol, where protocol is t or h")
79 parser.add_option("-p", "--proxy", dest="proxy", default=None, help="set proxy [type:]host[:port], where type is socks4,socks5 or http")
80 parser.add_option("-v", "--verbose", action="store_true", dest="verbose", default=False, help="show debugging information")
81 parser.add_option("-P", "--portable", action="store_true", dest="portable", default=False, help="portable wallet")
82 parser.add_option("-L", "--lang", dest="language", default=None, help="defaut language used in GUI")
83 parser.add_option("-u", "--usb", dest="bitkey", action="store_true", help="Turn on support for hardware wallets (EXPERIMENTAL)")
87 if __name__ == '__main__':
90 options, args = parser.parse_args()
91 if options.portable and options.wallet_path is None:
92 options.wallet_path = os.path.join(os.path.dirname(os.path.realpath(__file__)), 'electrum.dat')
93 set_verbosity(options.verbose)
95 # config is an object passed to the various constructors (wallet, interface, gui)
97 config_options = {'wallet_path':"/sdcard/electrum.dat", 'portable':True, 'verbose':True, 'gui':'android', 'auto_cycle':True}
99 config_options = eval(str(options))
100 for k, v in config_options.items():
101 if v is None: config_options.pop(k)
103 # Wallet migration on Electrum 1.7
104 # Todo: In time we could remove this again
105 if platform.system() == "Windows":
106 util.check_windows_wallet_migration()
108 config = SimpleConfig(config_options)
109 wallet = Wallet(config)
115 elif len(args)==1 and re.match('^bitcoin:', args[0]):
123 gui_name = config.get('gui','classic')
125 gui = __import__('electrum_gui.gui_' + gui_name, fromlist=['electrum_gui'])
127 sys.exit("Error: Unknown GUI: " + gui_name )
129 interface = Interface(config, True)
130 wallet.interface = interface
132 gui = gui.ElectrumGui(wallet, config)
134 found = config.wallet_file_exists
136 a = gui.restore_or_create()
140 wallet.init_seed(None)
142 if gui.verify_seed():
148 # ask for seed and gap.
149 sg = gui.seed_dialog()
153 wallet.gap_limit = gap
156 wallet.init_sequence(str(seed))
158 wallet.init_seed(str(seed))
162 s = gui.network_dialog()
164 config.set_key("server", None, True)
165 config.set_key('auto_cycle', False, True)
167 interface.start(wait = False)
168 interface.send([('server.peers.subscribe',[])])
170 # generate the first addresses, in case we are offline
171 if not found and ( s is None or a == 'create'):
174 verifier = WalletVerifier(interface, config)
176 wallet.set_verifier(verifier)
177 synchronizer = WalletSynchronizer(wallet, config)
180 if not found and a == 'restore' and s is not None:
182 keep_it = gui.restore_wallet()
183 wallet.fill_addressbook()
186 traceback.print_exc(file=sys.stdout)
189 if not keep_it: exit()
192 gui.password_dialog()
202 # we use daemon threads, their termination is enforced.
203 # this sleep command gives them time to terminate cleanly.
207 if cmd not in known_commands:
210 if not config.wallet_file_exists and cmd not in ['help','create','restore']:
211 print_msg("Error: Wallet file not found.")
212 print_msg("Type 'electrum create' to create a new wallet, or provide a path to a wallet with the -w option")
215 if cmd in ['create', 'restore']:
216 if config.wallet_file_exists:
217 sys.exit("Error: Remove the existing wallet first!")
218 password = prompt_password("Password (hit return if you do not wish to encrypt your wallet):")
220 server = config.get('server')
221 if not server: server = pick_random_server()
222 w_host, w_port, w_protocol = server.split(':')
223 host = raw_input("server (default:%s):"%w_host)
224 port = raw_input("port (default:%s):"%w_port)
225 protocol = raw_input("protocol [t=tcp;h=http] (default:%s):"%w_protocol)
226 fee = raw_input("fee (default:%s):"%( str(Decimal(wallet.fee)/100000000)) )
227 gap = raw_input("gap limit (default 5):")
228 if host: w_host = host
229 if port: w_port = port
230 if protocol: w_protocol = protocol
231 wallet.config.set_key('server', w_host + ':' + w_port + ':' +w_protocol)
232 if fee: wallet.fee = float(fee)
233 if gap: wallet.gap_limit = int(gap)
236 seed = raw_input("seed:")
240 print_error("Warning: Not hex, trying decode.")
241 seed = mnemonic_decode( seed.split(' ') )
243 sys.exit("Error: No seed")
247 wallet.init_sequence(str(seed))
249 wallet.init_seed( str(seed) )
252 interface = Interface(config)
253 if not options.offline:
254 if not interface.start(wait=True):
255 print_msg("Not connected, aborting. Try option -o if you want to restore offline.")
257 wallet.interface = interface
258 verifier = WalletVerifier(interface, config)
260 wallet.set_verifier(verifier)
262 print_msg("Recovering wallet...")
263 WalletSynchronizer(wallet, config).start()
265 if wallet.is_found():
266 print_msg("Recovery successful")
268 print_msg("Warning: Found no history for this wallet")
270 interface.start(wait=False)
272 wallet.fill_addressbook()
274 print_msg("Wallet saved in '%s'"%wallet.config.path)
276 wallet.init_seed(None)
278 wallet.synchronize() # there is no wallet thread
279 print_msg("Your wallet generation seed is: " + wallet.seed)
280 print_msg("Please keep it in a safe place; if you lose it, you will not be able to restore your wallet.")
281 print_msg("Equivalently, your wallet seed can be stored and recovered with the following mnemonic code:")
282 print_msg("\""+' '.join(mnemonic_encode(wallet.seed))+"\"")
283 print_msg("Wallet saved in '%s'"%wallet.config.path)
286 wallet.update_password(wallet.seed, None, password)
294 if cmd in ['dumpprivkey', 'dumpprivkeys']:
295 print_msg("WARNING: ALL your private keys are secret.")
296 print_msg("Exposing a single private key can compromise your entire wallet!")
297 print_msg("In particular, DO NOT use 'redeem private key' services proposed by third parties.")
299 # commands needing password
300 if cmd in protected_commands:
301 if wallet.use_encryption:
302 password = prompt_password('Password:', False)
304 print_msg("Error: Password required")
308 seed = wallet.decode_seed(password)
310 print_msg("Error: This password does not decode this wallet.")
319 # add missing arguments, do type conversions
320 if cmd == 'importprivkey':
321 # See if they specificed a key on the cmd line, if not prompt
323 args[1] = prompt_password('Enter PrivateKey (will not echo):', False)
325 elif cmd == 'signrawtransaction':
326 args = [ cmd, args[1], json.loads(args[2]) if len(args)>2 else [], json.loads(args[3]) if len(args)>3 else []]
328 elif cmd == 'createmultisig':
329 args = [ cmd, int(args[1]), json.loads(args[2])]
331 elif cmd == 'createrawtransaction':
332 args = [ cmd, json.loads(args[1]), json.loads(args[2])]
334 elif cmd == 'listaddresses':
335 args = [cmd, options.show_all, options.show_balance, options.show_labels]
337 elif cmd in ['payto', 'mktx']:
338 domain = [options.from_addr] if options.from_addr else None
339 args = [ 'mktx', args[1], Decimal(args[2]), Decimal(options.tx_fee) if options.tx_fee else None, options.change_addr, domain ]
341 elif cmd in ['paytomany', 'mksendmanytx']:
342 domain = [options.from_addr] if options.from_addr else None
344 for i in range(1, len(args), 2):
346 print_msg("Error: Mismatched arguments.")
348 outputs.append((args[i], Decimal(args[i+1])))
349 args = [ 'mksendmanytx', outputs, Decimal(options.tx_fee) if options.tx_fee else None, options.change_addr, domain ]
354 print_msg("Type 'electrum help <command>' to see the help for a specific command")
355 print_msg("Type 'electrum --help' to see the list of options")
360 # check the number of arguments
361 min_args, max_args, description, syntax, options_syntax = known_commands[cmd]
362 if len(args) - 1 < min_args:
363 print_msg("Not enough arguments")
364 print_msg("Syntax:", syntax)
367 if max_args >= 0 and len(args) - 1 > max_args:
368 print_msg("too many arguments", args)
369 print_msg("Syntax:", syntax)
373 if len(args) > min_args + 1:
374 message = ' '.join(args[min_args:])
375 print_msg("Warning: Final argument was reconstructed from several arguments:", repr(message))
376 args = args[0:min_args] + [ message ]
383 if cmd not in offline_commands and not options.offline:
384 interface = Interface(config)
385 interface.register_callback('connected', lambda: sys.stderr.write("Connected to " + interface.connection_msg + "\n"))
386 if not interface.start(wait=True):
387 print_msg("Not connected, aborting.")
389 wallet.interface = interface
390 verifier = WalletVerifier(interface, config)
392 wallet.set_verifier(verifier)
393 synchronizer = WalletSynchronizer(wallet, config)
403 print_msg("Error: This wallet has no seed")
405 ns = wallet.config.path + '.seedless'
406 print_msg("Warning: you are going to create a seedless wallet'\nIt will be saved in '%s'"%ns)
407 if raw_input("Are you sure you want to continue? (y/n) ") in ['y','Y','yes']:
408 wallet.config.path = ns
410 wallet.config.set_key('seed', '', True)
411 wallet.use_encryption = False
412 wallet.config.set_key('use_encryption', wallet.use_encryption, True)
413 for k in wallet.imported_keys.keys(): wallet.imported_keys[k] = ''
414 wallet.config.set_key('imported_keys',wallet.imported_keys, True)
417 print_msg("Action canceled.")
419 elif cmd == 'getconfig':
421 print_msg(wallet.config.get(key))
423 elif cmd == 'setconfig':
424 key, value = args[1:3]
425 if key not in ['seed', 'seed_version', 'master_public_key', 'use_encryption']:
426 wallet.config.set_key(key, value, True)
431 elif cmd == 'password':
432 new_password = prompt_password('New password:')
433 wallet.update_password(seed, password, new_password)
436 cmd_runner = Commands(wallet, interface)
437 func = eval('cmd_runner.' + cmd)
438 cmd_runner.password = password
440 result = func(*args[1:])
441 except BaseException, e:
442 print_msg("Error: " + str(e))
445 if type(result) == str:
446 util.print_msg(result)
447 elif result is not None:
448 util.print_json(result)
452 if cmd not in offline_commands and not options.offline: