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/>.
20 import sys, os, time, json
23 from decimal import Decimal
28 sys.exit("Error: python-ecdsa does not seem to be installed. Try 'sudo pip install ecdsa'")
33 sys.exit("Error: AES does not seem to be installed. Try 'sudo pip install slowaes'")
36 # load local module as electrum
37 if os.path.exists("lib"):
39 fp, pathname, description = imp.find_module('lib')
40 imp.load_module('electrum', fp, pathname, description)
42 from electrum import *
45 # get password routine
46 def prompt_password(prompt, confirm=True):
48 if sys.stdin.isatty():
49 password = getpass.getpass(prompt)
50 if password and confirm:
51 password2 = getpass.getpass("Confirm: ")
52 if password != password2:
53 sys.exit("Error: Passwords do not match.")
55 password = raw_input(prompt)
61 usage = "usage: %prog [options] command\nCommands: "+ (', '.join(known_commands))
62 parser = optparse.OptionParser(prog=usage)
63 parser.add_option("-g", "--gui", dest="gui", help="User interface: qt, lite, gtk or text")
64 parser.add_option("-w", "--wallet", dest="wallet_path", help="wallet path (default: electrum.dat)")
65 parser.add_option("-o", "--offline", action="store_true", dest="offline", default=False, help="remain offline")
66 parser.add_option("-a", "--all", action="store_true", dest="show_all", default=False, help="show all addresses")
67 parser.add_option("-b", "--balance", action="store_true", dest="show_balance", default=False, help="show the balance of listed addresses")
68 parser.add_option("-l", "--labels", action="store_true", dest="show_labels", default=False, help="show the labels of listed addresses")
70 parser.add_option("-f", "--fee", dest="tx_fee", default="0.005", help="set tx fee")
71 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.")
72 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")
73 parser.add_option("-s", "--server", dest="server", default=None, help="set server host:port:protocol, where protocol is t or h")
74 parser.add_option("-p", "--proxy", dest="proxy", default=None, help="set proxy [type:]host[:port], where type is socks4,socks5 or http")
75 parser.add_option("-v", "--verbose", action="store_true", dest="verbose", default=False, help="show debugging information")
76 parser.add_option("-P", "--portable", action="store_true", dest="portable", default=False, help="portable wallet")
77 parser.add_option("-L", "--lang", dest="language", default=None, help="defaut language used in GUI")
78 parser.add_option("-u", "--usb", dest="bitkey", action="store_true", help="Turn on support for hardware wallets (EXPERIMENTAL)")
82 if __name__ == '__main__':
85 options, args = parser.parse_args()
86 set_verbosity(options.verbose)
88 # config is an object passed to the various constructors (wallet, interface, gui)
89 if 'ANDROID_DATA' in os.environ:
90 config_options = {'wallet_path':"/sdcard/electrum.dat", 'portable':True, 'verbose':True, 'gui':'android'}
92 config_options = eval(str(options))
93 for k, v in config_options.items():
94 if v is None: config_options.pop(k)
96 # Wallet migration on Electrum 1.7
97 # Todo: In time we could remove this again
98 if platform.system() == "Windows":
99 util.check_windows_wallet_migration()
101 config = SimpleConfig(config_options)
102 wallet = Wallet(config)
107 elif len(args)==1 and re.match('^bitcoin:', args[0]):
112 firstarg = args[1] if len(args) > 1 else ''
114 #this entire if/else block is just concerned with importing the
115 #right GUI toolkit based the GUI command line option given
117 pref_gui = config.get('gui','classic')
119 if pref_gui == 'gtk':
120 import electrum.gui as gui
121 elif pref_gui in ['classic', 'qt']:
122 import electrum.gui_qt as gui
123 elif pref_gui == 'lite':
124 import electrum.gui_lite as gui
125 elif pref_gui == 'text':
126 import electrum.gui_text as gui
127 elif pref_gui == 'android':
128 import electrum.gui_android as gui
130 sys.exit("Error: Unknown GUI: " + pref_gui )
133 interface = Interface(config, True)
134 wallet.interface = interface
136 if interface.is_connected:
137 interface.send([('server.peers.subscribe',[])])
139 set_language(config.get('language'))
140 gui = gui.ElectrumGui(wallet, config)
142 found = config.wallet_file_exists
144 a = gui.restore_or_create()
147 s = gui.network_dialog()
150 wallet.init_seed(None)
152 # ask for seed and gap.
153 sg = gui.seed_dialog()
157 wallet.gap_limit = gap
160 wallet.sequence.master_public_key = seed
162 wallet.init_seed(str(seed))
165 # generate the first addresses, in case we are offline
166 if s is None or a == 'create':
172 verifier = WalletVerifier(interface, config)
173 wallet.set_verifier(verifier)
174 synchronizer = WalletSynchronizer(wallet, config)
177 if not found and a == 'restore' and s is not None:
179 keep_it = gui.restore_wallet()
180 wallet.fill_addressbook()
183 traceback.print_exc(file=sys.stdout)
186 if not keep_it: exit()
189 gui.password_dialog()
200 # we use daemon threads, their termination is enforced.
201 # this sleep command gives them time to terminate cleanly.
205 if cmd not in known_commands:
208 if not config.wallet_file_exists and cmd not in ['help','create','restore']:
209 print_msg("Error: Wallet file not found.")
210 print_msg("Type 'electrum create' to create a new wallet, or provide a path to a wallet with the -w option")
213 if cmd in ['create', 'restore']:
214 if config.wallet_file_exists:
215 sys.exit("Error: Remove the existing wallet first!")
216 password = prompt_password("Password (hit return if you do not wish to encrypt your wallet):")
218 server = config.get('server')
219 if not server: server = pick_random_server()
220 w_host, w_port, w_protocol = server.split(':')
221 host = raw_input("server (default:%s):"%w_host)
222 port = raw_input("port (default:%s):"%w_port)
223 protocol = raw_input("protocol [t=tcp;h=http;n=native] (default:%s):"%w_protocol)
224 fee = raw_input("fee (default:%s):"%( str(Decimal(wallet.fee)/100000000)) )
225 gap = raw_input("gap limit (default 5):")
226 if host: w_host = host
227 if port: w_port = port
228 if protocol: w_protocol = protocol
229 wallet.config.set_key('server', w_host + ':' + w_port + ':' +w_protocol)
230 if fee: wallet.fee = float(fee)
231 if gap: wallet.gap_limit = int(gap)
234 seed = raw_input("seed:")
238 print_error("Warning: Not hex, trying decode.")
239 seed = mnemonic_decode( seed.split(' ') )
241 sys.exit("Error: No seed")
245 wallet.sequence.master_public_key = seed
247 wallet.seed = str(seed)
248 wallet.init_mpk( wallet.seed )
250 if not options.offline:
251 interface = Interface(config)
253 wallet.interface = interface
255 verifier = WalletVerifier(interface, config)
256 wallet.set_verifier(verifier)
258 print_msg("Recovering wallet...")
259 WalletSynchronizer(wallet, config).start()
261 if wallet.is_found():
262 print_msg("Recovery successful")
264 print_msg("Warning: Found no history for this wallet")
267 wallet.fill_addressbook()
269 print_msg("Wallet saved in '%s'"%wallet.config.path)
271 wallet.init_seed(None)
272 wallet.synchronize() # there is no wallet thread
274 print_msg("Your wallet generation seed is: " + wallet.seed)
275 print_msg("Please keep it in a safe place; if you lose it, you will not be able to restore your wallet.")
276 print_msg("Equivalently, your wallet seed can be stored and recovered with the following mnemonic code:")
277 print_msg("\""+' '.join(mnemonic_encode(wallet.seed))+"\"")
278 print_msg("Wallet saved in '%s'"%wallet.config.path)
281 wallet.update_password(wallet.seed, None, password)
289 if cmd in ['dumpprivkey', 'dumpprivkeys']:
290 print_msg("WARNING: ALL your private keys are secret.")
291 print_msg("Exposing a single private key can compromise your entire wallet!")
292 print_msg("In particular, DO NOT use 'redeem private key' services proposed by third parties.")
294 # commands needing password
295 if cmd in protected_commands:
296 if wallet.use_encryption:
297 password = prompt_password('Password:', False)
299 print_msg("Error: Password required")
303 seed = wallet.decode_seed(password)
305 print_msg("Error: This password does not decode this wallet.")
314 # add missing arguments, do type conversions
315 if cmd == 'importprivkey':
316 # See if they specificed a key on the cmd line, if not prompt
318 args[1] = prompt_password('Enter PrivateKey (will not echo):', False)
320 elif cmd == 'signrawtransaction':
321 args = [ cmd, args[1], json.loads(args[2]) if len(args)>2 else [], json.loads(args[3]) if len(args)>3 else []]
323 elif cmd == 'createmultisig':
324 args = [ cmd, int(args[1]), json.loads(args[2])]
326 elif cmd == 'createrawtransaction':
327 args = [ cmd, json.loads(args[1]), json.loads(args[2])]
329 elif cmd=='listaddresses':
330 args = [cmd, options.show_all, options.show_balance, options.show_labels]
332 elif cmd in ['payto', 'mktx']:
333 args = [ 'mktx', args[1], Decimal(args[2]), Decimal(options.tx_fee) if options.tx_fee else None, options.change_addr, options.from_addr ]
338 # check the number of arguments
339 min_args, max_args, description, syntax, options_syntax = known_commands[cmd]
340 if len(args) - 1 < min_args:
341 print_msg("Not enough arguments")
342 print_msg("Syntax:", syntax)
345 if max_args >= 0 and len(args) - 1 > max_args:
346 print_msg("too many arguments", args)
347 print_msg("Syntax:", syntax)
351 if len(args) > min_args:
352 message = ' '.join(args[min_args:])
353 print_msg("Warning: Final argument was reconstructed from several arguments:", repr(message))
354 args = args[0:min_args] + [ message ]
363 if cmd not in offline_commands and not options.offline:
364 interface = Interface(config)
365 interface.register_callback('connected', lambda: sys.stderr.write("Connected to " + interface.connection_msg + "\n"))
367 wallet.interface = interface
368 verifier = WalletVerifier(interface, config)
369 wallet.set_verifier(verifier)
370 synchronizer = WalletSynchronizer(wallet, config)
379 if cmd2 not in known_commands:
381 print_msg("Type 'electrum help <command>' to see the help for a specific command")
382 print_msg("Type 'electrum --help' to see the list of options")
383 print_msg("List of commands:", ', '.join(known_commands))
385 _, _, description, syntax, options_syntax = known_commands[cmd2]
386 print_msg(description)
387 if syntax: print_msg("Syntax: " + syntax)
388 if options_syntax: print_msg("options:\n" + options_syntax)
390 elif cmd == 'deseed':
392 print_msg("Error: This wallet has no seed")
394 ns = wallet.config.path + '.seedless'
395 print_msg("Warning: you are going to create a seedless wallet'\nIt will be saved in '%s'"%ns)
396 if raw_input("Are you sure you want to continue? (y/n) ") in ['y','Y','yes']:
397 wallet.config.path = ns
399 wallet.use_encryption = False
400 wallet.config.set_key('seed','', True)
401 for k in wallet.imported_keys.keys(): wallet.imported_keys[k] = ''
405 print_msg("Action canceled.")
408 print_msg(eval(args[1]))
411 elif cmd == 'getconfig':
413 print_msg(wallet.config.get(key))
415 elif cmd == 'setconfig':
416 key, value = args[1:3]
417 if key not in ['seed', 'seed_version', 'master_public_key', 'use_encryption']:
418 wallet.config.set_key(key, value, True)
424 elif cmd == 'password':
425 new_password = prompt_password('New password:')
426 wallet.update_password(seed, password, new_password)
431 cmd_runner = Commands(wallet, interface)
432 func = eval('cmd_runner.' + cmd)
433 cmd_runner.password = password
435 result = func(*args[1:])
436 except BaseException, e:
437 print_msg("Error: " + str(e))
440 if type(result) == str:
441 util.print_msg(result)
443 util.print_json(result)
447 if cmd not in offline_commands and not options.offline: