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 # load local module as electrum
38 if os.path.exists("lib"):
40 fp, pathname, description = imp.find_module('lib')
41 imp.load_module('electrum', fp, pathname, description)
42 fp, pathname, description = imp.find_module('gui')
43 imp.load_module('electrum_gui', fp, pathname, description)
46 from electrum import *
49 # get password routine
50 def prompt_password(prompt, confirm=True):
52 if sys.stdin.isatty():
53 password = getpass.getpass(prompt)
54 if password and confirm:
55 password2 = getpass.getpass("Confirm: ")
56 if password != password2:
57 sys.exit("Error: Passwords do not match.")
59 password = raw_input(prompt)
65 usage = "usage: %prog [options] command\nCommands: "+ (', '.join(known_commands))
66 parser = optparse.OptionParser(prog=usage)
67 parser.add_option("-g", "--gui", dest="gui", help="User interface: qt, lite, gtk or text")
68 parser.add_option("-w", "--wallet", dest="wallet_path", help="wallet path (default: electrum.dat)")
69 parser.add_option("-o", "--offline", action="store_true", dest="offline", default=False, help="remain offline")
70 parser.add_option("-a", "--all", action="store_true", dest="show_all", default=False, help="show all addresses")
71 parser.add_option("-b", "--balance", action="store_true", dest="show_balance", default=False, help="show the balance of listed addresses")
72 parser.add_option("-l", "--labels", action="store_true", dest="show_labels", default=False, help="show the labels of listed addresses")
73 parser.add_option("-f", "--fee", dest="tx_fee", default="0.005", help="set tx fee")
74 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.")
75 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")
76 parser.add_option("-s", "--server", dest="server", default=None, help="set server host:port:protocol, where protocol is t or h")
77 parser.add_option("-p", "--proxy", dest="proxy", default=None, help="set proxy [type:]host[:port], where type is socks4,socks5 or http")
78 parser.add_option("-v", "--verbose", action="store_true", dest="verbose", default=False, help="show debugging information")
79 parser.add_option("-P", "--portable", action="store_true", dest="portable", default=False, help="portable wallet")
80 parser.add_option("-L", "--lang", dest="language", default=None, help="defaut language used in GUI")
81 parser.add_option("-u", "--usb", dest="bitkey", action="store_true", help="Turn on support for hardware wallets (EXPERIMENTAL)")
85 if __name__ == '__main__':
88 options, args = parser.parse_args()
89 set_verbosity(options.verbose)
91 # config is an object passed to the various constructors (wallet, interface, gui)
92 if 'ANDROID_DATA' in os.environ:
93 config_options = {'wallet_path':"/sdcard/electrum.dat", 'portable':True, 'verbose':True, 'gui':'android'}
95 config_options = eval(str(options))
96 for k, v in config_options.items():
97 if v is None: config_options.pop(k)
99 # Wallet migration on Electrum 1.7
100 # Todo: In time we could remove this again
101 if platform.system() == "Windows":
102 util.check_windows_wallet_migration()
104 config = SimpleConfig(config_options)
105 wallet = Wallet(config)
111 elif len(args)==1 and re.match('^bitcoin:', args[0]):
119 gui_name = config.get('gui','classic')
121 gui = __import__('electrum_gui.gui_' + gui_name, fromlist=['electrum_gui'])
123 sys.exit("Error: Unknown GUI: " + gui_name )
125 interface = Interface(config, True)
126 wallet.interface = interface
128 if interface.is_connected:
129 interface.send([('server.peers.subscribe',[])])
131 gui = gui.ElectrumGui(wallet, config)
133 found = config.wallet_file_exists
135 a = gui.restore_or_create()
138 s = gui.network_dialog()
141 wallet.init_seed(None)
143 # ask for seed and gap.
144 sg = gui.seed_dialog()
148 wallet.gap_limit = gap
151 wallet.sequence.master_public_key = seed
153 wallet.init_seed(str(seed))
156 # generate the first addresses, in case we are offline
157 if s is None or a == 'create':
163 verifier = WalletVerifier(interface, config)
164 wallet.set_verifier(verifier)
165 synchronizer = WalletSynchronizer(wallet, config)
168 if not found and a == 'restore' and s is not None:
170 keep_it = gui.restore_wallet()
171 wallet.fill_addressbook()
174 traceback.print_exc(file=sys.stdout)
177 if not keep_it: exit()
180 gui.password_dialog()
191 # we use daemon threads, their termination is enforced.
192 # this sleep command gives them time to terminate cleanly.
196 if cmd not in known_commands:
199 if not config.wallet_file_exists and cmd not in ['help','create','restore']:
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 in ['create', 'restore']:
205 if config.wallet_file_exists:
206 sys.exit("Error: Remove the existing wallet first!")
207 password = prompt_password("Password (hit return if you do not wish to encrypt your wallet):")
209 server = config.get('server')
210 if not server: server = pick_random_server()
211 w_host, w_port, w_protocol = server.split(':')
212 host = raw_input("server (default:%s):"%w_host)
213 port = raw_input("port (default:%s):"%w_port)
214 protocol = raw_input("protocol [t=tcp;h=http;n=native] (default:%s):"%w_protocol)
215 fee = raw_input("fee (default:%s):"%( str(Decimal(wallet.fee)/100000000)) )
216 gap = raw_input("gap limit (default 5):")
217 if host: w_host = host
218 if port: w_port = port
219 if protocol: w_protocol = protocol
220 wallet.config.set_key('server', w_host + ':' + w_port + ':' +w_protocol)
221 if fee: wallet.fee = float(fee)
222 if gap: wallet.gap_limit = int(gap)
225 seed = raw_input("seed:")
229 print_error("Warning: Not hex, trying decode.")
230 seed = mnemonic_decode( seed.split(' ') )
232 sys.exit("Error: No seed")
236 wallet.sequence.master_public_key = seed
238 wallet.seed = str(seed)
239 wallet.init_mpk( wallet.seed )
241 if not options.offline:
242 interface = Interface(config)
244 wallet.interface = interface
246 verifier = WalletVerifier(interface, config)
247 wallet.set_verifier(verifier)
249 print_msg("Recovering wallet...")
250 WalletSynchronizer(wallet, config).start()
252 if wallet.is_found():
253 print_msg("Recovery successful")
255 print_msg("Warning: Found no history for this wallet")
258 wallet.fill_addressbook()
260 print_msg("Wallet saved in '%s'"%wallet.config.path)
262 wallet.init_seed(None)
263 wallet.synchronize() # there is no wallet thread
265 print_msg("Your wallet generation seed is: " + wallet.seed)
266 print_msg("Please keep it in a safe place; if you lose it, you will not be able to restore your wallet.")
267 print_msg("Equivalently, your wallet seed can be stored and recovered with the following mnemonic code:")
268 print_msg("\""+' '.join(mnemonic_encode(wallet.seed))+"\"")
269 print_msg("Wallet saved in '%s'"%wallet.config.path)
272 wallet.update_password(wallet.seed, None, password)
280 if cmd in ['dumpprivkey', 'dumpprivkeys']:
281 print_msg("WARNING: ALL your private keys are secret.")
282 print_msg("Exposing a single private key can compromise your entire wallet!")
283 print_msg("In particular, DO NOT use 'redeem private key' services proposed by third parties.")
285 # commands needing password
286 if cmd in protected_commands:
287 if wallet.use_encryption:
288 password = prompt_password('Password:', False)
290 print_msg("Error: Password required")
294 seed = wallet.decode_seed(password)
296 print_msg("Error: This password does not decode this wallet.")
305 # add missing arguments, do type conversions
306 if cmd == 'importprivkey':
307 # See if they specificed a key on the cmd line, if not prompt
309 args[1] = prompt_password('Enter PrivateKey (will not echo):', False)
311 elif cmd == 'signrawtransaction':
312 args = [ cmd, args[1], json.loads(args[2]) if len(args)>2 else [], json.loads(args[3]) if len(args)>3 else []]
314 elif cmd == 'createmultisig':
315 args = [ cmd, int(args[1]), json.loads(args[2])]
317 elif cmd == 'createrawtransaction':
318 args = [ cmd, json.loads(args[1]), json.loads(args[2])]
320 elif cmd == 'listaddresses':
321 args = [cmd, options.show_all, options.show_balance, options.show_labels]
323 elif cmd in ['payto', 'mktx']:
324 args = [ 'mktx', args[1], Decimal(args[2]), Decimal(options.tx_fee) if options.tx_fee else None, options.change_addr, options.from_addr ]
329 print_msg("Type 'electrum help <command>' to see the help for a specific command")
330 print_msg("Type 'electrum --help' to see the list of options")
335 # check the number of arguments
336 min_args, max_args, description, syntax, options_syntax = known_commands[cmd]
337 if len(args) - 1 < min_args:
338 print_msg("Not enough arguments")
339 print_msg("Syntax:", syntax)
342 if max_args >= 0 and len(args) - 1 > max_args:
343 print_msg("too many arguments", args)
344 print_msg("Syntax:", syntax)
348 if len(args) > min_args:
349 message = ' '.join(args[min_args:])
350 print_msg("Warning: Final argument was reconstructed from several arguments:", repr(message))
351 args = args[0:min_args] + [ message ]
358 if cmd not in offline_commands and not options.offline:
359 interface = Interface(config)
360 interface.register_callback('connected', lambda: sys.stderr.write("Connected to " + interface.connection_msg + "\n"))
362 wallet.interface = interface
363 verifier = WalletVerifier(interface, config)
364 wallet.set_verifier(verifier)
365 synchronizer = WalletSynchronizer(wallet, config)
375 print_msg("Error: This wallet has no seed")
377 ns = wallet.config.path + '.seedless'
378 print_msg("Warning: you are going to create a seedless wallet'\nIt will be saved in '%s'"%ns)
379 if raw_input("Are you sure you want to continue? (y/n) ") in ['y','Y','yes']:
380 wallet.config.path = ns
382 wallet.use_encryption = False
383 wallet.config.set_key('seed','', True)
384 for k in wallet.imported_keys.keys(): wallet.imported_keys[k] = ''
388 print_msg("Action canceled.")
391 print_msg(eval(args[1]))
394 elif cmd == 'getconfig':
396 print_msg(wallet.config.get(key))
398 elif cmd == 'setconfig':
399 key, value = args[1:3]
400 if key not in ['seed', 'seed_version', 'master_public_key', 'use_encryption']:
401 wallet.config.set_key(key, value, True)
406 elif cmd == 'password':
407 new_password = prompt_password('New password:')
408 wallet.update_password(seed, password, new_password)
411 cmd_runner = Commands(wallet, interface)
412 func = eval('cmd_runner.' + cmd)
413 cmd_runner.password = password
415 result = func(*args[1:])
416 except BaseException, e:
417 print_msg("Error: " + str(e))
420 if type(result) == str:
421 util.print_msg(result)
422 elif result is not None:
423 util.print_json(result)
427 if cmd not in offline_commands and not options.offline: