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)
44 fp, pathname, description = imp.find_module('plugins')
45 imp.load_module('electrum_plugins', fp, pathname, description)
46 plugin_names = [name for _, name, _ in pkgutil.iter_modules(['plugins'])]
47 plugins = map(lambda name: imp.load_source('electrum_plugins.'+name, os.path.join(pathname,name+'.py')), plugin_names)
52 from electrum import *
55 # get password routine
56 def prompt_password(prompt, confirm=True):
58 if sys.stdin.isatty():
59 password = getpass.getpass(prompt)
60 if password and confirm:
61 password2 = getpass.getpass("Confirm: ")
62 if password != password2:
63 sys.exit("Error: Passwords do not match.")
65 password = raw_input(prompt)
71 usage = "usage: %prog [options] command\nCommands: "+ (', '.join(known_commands))
72 parser = optparse.OptionParser(prog=usage)
73 parser.add_option("-g", "--gui", dest="gui", help="User interface: qt, lite, gtk or text")
74 parser.add_option("-w", "--wallet", dest="wallet_path", help="wallet path (default: electrum.dat)")
75 parser.add_option("-o", "--offline", action="store_true", dest="offline", default=False, help="remain offline")
76 parser.add_option("-a", "--all", action="store_true", dest="show_all", default=False, help="show all addresses")
77 parser.add_option("-b", "--balance", action="store_true", dest="show_balance", default=False, help="show the balance of listed addresses")
78 parser.add_option("-l", "--labels", action="store_true", dest="show_labels", default=False, help="show the labels of listed addresses")
79 parser.add_option("-f", "--fee", dest="tx_fee", default="0.005", help="set tx fee")
80 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.")
81 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")
82 parser.add_option("-s", "--server", dest="server", default=None, help="set server host:port:protocol, where protocol is t or h")
83 parser.add_option("-p", "--proxy", dest="proxy", default=None, help="set proxy [type:]host[:port], where type is socks4,socks5 or http")
84 parser.add_option("-v", "--verbose", action="store_true", dest="verbose", default=False, help="show debugging information")
85 parser.add_option("-P", "--portable", action="store_true", dest="portable", default=False, help="portable wallet")
86 parser.add_option("-L", "--lang", dest="language", default=None, help="defaut language used in GUI")
87 parser.add_option("-u", "--usb", dest="bitkey", action="store_true", help="Turn on support for hardware wallets (EXPERIMENTAL)")
91 if __name__ == '__main__':
94 options, args = parser.parse_args()
95 set_verbosity(options.verbose)
97 # config is an object passed to the various constructors (wallet, interface, gui)
98 if 'ANDROID_DATA' in os.environ:
99 config_options = {'wallet_path':"/sdcard/electrum.dat", 'portable':True, 'verbose':True, 'gui':'android'}
101 config_options = eval(str(options))
102 for k, v in config_options.items():
103 if v is None: config_options.pop(k)
105 # Wallet migration on Electrum 1.7
106 # Todo: In time we could remove this again
107 if platform.system() == "Windows":
108 util.check_windows_wallet_migration()
110 config = SimpleConfig(config_options)
111 wallet = Wallet(config)
112 wallet.init_plugins(plugins)
118 elif len(args)==1 and re.match('^bitcoin:', args[0]):
123 firstarg = args[1] if len(args) > 1 else ''
127 gui_name = config.get('gui','classic')
129 gui = __import__('electrum_gui.gui_' + gui_name, fromlist=['electrum_gui'])
131 sys.exit("Error: Unknown GUI: " + gui_name )
133 interface = Interface(config, True)
134 wallet.interface = interface
136 if interface.is_connected:
137 interface.send([('server.peers.subscribe',[])])
139 gui = gui.ElectrumGui(wallet, config)
141 found = config.wallet_file_exists
143 a = gui.restore_or_create()
146 s = gui.network_dialog()
149 wallet.init_seed(None)
151 # ask for seed and gap.
152 sg = gui.seed_dialog()
156 wallet.gap_limit = gap
159 wallet.sequence.master_public_key = seed
161 wallet.init_seed(str(seed))
164 # generate the first addresses, in case we are offline
165 if s is None or a == 'create':
171 verifier = WalletVerifier(interface, config)
172 wallet.set_verifier(verifier)
173 synchronizer = WalletSynchronizer(wallet, config)
176 if not found and a == 'restore' and s is not None:
178 keep_it = gui.restore_wallet()
179 wallet.fill_addressbook()
182 traceback.print_exc(file=sys.stdout)
185 if not keep_it: exit()
188 gui.password_dialog()
199 # we use daemon threads, their termination is enforced.
200 # this sleep command gives them time to terminate cleanly.
204 if cmd not in known_commands:
207 if not config.wallet_file_exists and cmd not in ['help','create','restore']:
208 print_msg("Error: Wallet file not found.")
209 print_msg("Type 'electrum create' to create a new wallet, or provide a path to a wallet with the -w option")
212 if cmd in ['create', 'restore']:
213 if config.wallet_file_exists:
214 sys.exit("Error: Remove the existing wallet first!")
215 password = prompt_password("Password (hit return if you do not wish to encrypt your wallet):")
217 server = config.get('server')
218 if not server: server = pick_random_server()
219 w_host, w_port, w_protocol = server.split(':')
220 host = raw_input("server (default:%s):"%w_host)
221 port = raw_input("port (default:%s):"%w_port)
222 protocol = raw_input("protocol [t=tcp;h=http;n=native] (default:%s):"%w_protocol)
223 fee = raw_input("fee (default:%s):"%( str(Decimal(wallet.fee)/100000000)) )
224 gap = raw_input("gap limit (default 5):")
225 if host: w_host = host
226 if port: w_port = port
227 if protocol: w_protocol = protocol
228 wallet.config.set_key('server', w_host + ':' + w_port + ':' +w_protocol)
229 if fee: wallet.fee = float(fee)
230 if gap: wallet.gap_limit = int(gap)
233 seed = raw_input("seed:")
237 print_error("Warning: Not hex, trying decode.")
238 seed = mnemonic_decode( seed.split(' ') )
240 sys.exit("Error: No seed")
244 wallet.sequence.master_public_key = seed
246 wallet.seed = str(seed)
247 wallet.init_mpk( wallet.seed )
249 if not options.offline:
250 interface = Interface(config)
252 wallet.interface = interface
254 verifier = WalletVerifier(interface, config)
255 wallet.set_verifier(verifier)
257 print_msg("Recovering wallet...")
258 WalletSynchronizer(wallet, config).start()
260 if wallet.is_found():
261 print_msg("Recovery successful")
263 print_msg("Warning: Found no history for this wallet")
266 wallet.fill_addressbook()
268 print_msg("Wallet saved in '%s'"%wallet.config.path)
270 wallet.init_seed(None)
271 wallet.synchronize() # there is no wallet thread
273 print_msg("Your wallet generation seed is: " + wallet.seed)
274 print_msg("Please keep it in a safe place; if you lose it, you will not be able to restore your wallet.")
275 print_msg("Equivalently, your wallet seed can be stored and recovered with the following mnemonic code:")
276 print_msg("\""+' '.join(mnemonic_encode(wallet.seed))+"\"")
277 print_msg("Wallet saved in '%s'"%wallet.config.path)
280 wallet.update_password(wallet.seed, None, password)
288 if cmd in ['dumpprivkey', 'dumpprivkeys']:
289 print_msg("WARNING: ALL your private keys are secret.")
290 print_msg("Exposing a single private key can compromise your entire wallet!")
291 print_msg("In particular, DO NOT use 'redeem private key' services proposed by third parties.")
293 # commands needing password
294 if cmd in protected_commands:
295 if wallet.use_encryption:
296 password = prompt_password('Password:', False)
298 print_msg("Error: Password required")
302 seed = wallet.decode_seed(password)
304 print_msg("Error: This password does not decode this wallet.")
313 # add missing arguments, do type conversions
314 if cmd == 'importprivkey':
315 # See if they specificed a key on the cmd line, if not prompt
317 args[1] = prompt_password('Enter PrivateKey (will not echo):', False)
319 elif cmd == 'signrawtransaction':
320 args = [ cmd, args[1], json.loads(args[2]) if len(args)>2 else [], json.loads(args[3]) if len(args)>3 else []]
322 elif cmd == 'createmultisig':
323 args = [ cmd, int(args[1]), json.loads(args[2])]
325 elif cmd == 'createrawtransaction':
326 args = [ cmd, json.loads(args[1]), json.loads(args[2])]
328 elif cmd=='listaddresses':
329 args = [cmd, options.show_all, options.show_balance, options.show_labels]
331 elif cmd in ['payto', 'mktx']:
332 args = [ 'mktx', args[1], Decimal(args[2]), Decimal(options.tx_fee) if options.tx_fee else None, options.change_addr, options.from_addr ]
337 # check the number of arguments
338 min_args, max_args, description, syntax, options_syntax = known_commands[cmd]
339 if len(args) - 1 < min_args:
340 print_msg("Not enough arguments")
341 print_msg("Syntax:", syntax)
344 if max_args >= 0 and len(args) - 1 > max_args:
345 print_msg("too many arguments", args)
346 print_msg("Syntax:", syntax)
350 if len(args) > min_args:
351 message = ' '.join(args[min_args:])
352 print_msg("Warning: Final argument was reconstructed from several arguments:", repr(message))
353 args = args[0:min_args] + [ message ]
362 if cmd not in offline_commands and not options.offline:
363 interface = Interface(config)
364 interface.register_callback('connected', lambda: sys.stderr.write("Connected to " + interface.connection_msg + "\n"))
366 wallet.interface = interface
367 verifier = WalletVerifier(interface, config)
368 wallet.set_verifier(verifier)
369 synchronizer = WalletSynchronizer(wallet, config)
378 if cmd2 not in known_commands:
380 print_msg("Type 'electrum help <command>' to see the help for a specific command")
381 print_msg("Type 'electrum --help' to see the list of options")
382 print_msg("List of commands:", ', '.join(known_commands))
384 _, _, description, syntax, options_syntax = known_commands[cmd2]
385 print_msg(description)
386 if syntax: print_msg("Syntax: " + syntax)
387 if options_syntax: print_msg("options:\n" + options_syntax)
389 elif cmd == 'deseed':
391 print_msg("Error: This wallet has no seed")
393 ns = wallet.config.path + '.seedless'
394 print_msg("Warning: you are going to create a seedless wallet'\nIt will be saved in '%s'"%ns)
395 if raw_input("Are you sure you want to continue? (y/n) ") in ['y','Y','yes']:
396 wallet.config.path = ns
398 wallet.use_encryption = False
399 wallet.config.set_key('seed','', True)
400 for k in wallet.imported_keys.keys(): wallet.imported_keys[k] = ''
404 print_msg("Action canceled.")
407 print_msg(eval(args[1]))
410 elif cmd == 'getconfig':
412 print_msg(wallet.config.get(key))
414 elif cmd == 'setconfig':
415 key, value = args[1:3]
416 if key not in ['seed', 'seed_version', 'master_public_key', 'use_encryption']:
417 wallet.config.set_key(key, value, True)
423 elif cmd == 'password':
424 new_password = prompt_password('New password:')
425 wallet.update_password(seed, password, new_password)
430 cmd_runner = Commands(wallet, interface)
431 func = eval('cmd_runner.' + cmd)
432 cmd_runner.password = password
434 result = func(*args[1:])
435 except BaseException, e:
436 print_msg("Error: " + str(e))
439 if type(result) == str:
440 util.print_msg(result)
442 util.print_json(result)
446 if cmd not in offline_commands and not options.offline: