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
30 sys.exit("Error: python-ecdsa does not seem to be installed. Try 'sudo pip install ecdsa'")
35 sys.exit("Error: AES does not seem to be installed. Try 'sudo pip install slowaes'")
38 is_local = os.path.dirname(os.path.realpath(__file__)) == os.getcwd()
39 is_android = 'ANDROID_DATA' in os.environ
42 __builtin__.use_local_modules = is_local or is_android
44 # load local module as electrum
45 if __builtin__.use_local_modules:
47 imp.load_module('electrum', *imp.find_module('lib'))
48 imp.load_module('electrum_gui', *imp.find_module('gui'))
50 from electrum import *
52 # get password routine
53 def prompt_password(prompt, confirm=True):
55 if sys.stdin.isatty():
56 password = getpass.getpass(prompt)
57 if password and confirm:
58 password2 = getpass.getpass("Confirm: ")
59 if password != password2:
60 sys.exit("Error: Passwords do not match.")
62 password = raw_input(prompt)
68 usage = "%prog [options] command"
69 parser = optparse.OptionParser(prog=usage, add_help_option = False)
70 parser.add_option("-h", "--help", action="callback", callback=print_help_cb, help="show this help text")
71 parser.add_option("-g", "--gui", dest="gui", help="User interface: qt, lite, gtk, text or stdio")
72 parser.add_option("-w", "--wallet", dest="wallet_path", help="wallet path (default: electrum.dat)")
73 parser.add_option("-o", "--offline", action="store_true", dest="offline", default=False, help="remain offline")
74 parser.add_option("-a", "--all", action="store_true", dest="show_all", default=False, help="show all addresses")
75 parser.add_option("-b", "--balance", action="store_true", dest="show_balance", default=False, help="show the balance of listed addresses")
76 parser.add_option("-l", "--labels", action="store_true", dest="show_labels", default=False, help="show the labels of listed addresses")
77 parser.add_option("-f", "--fee", dest="tx_fee", default=None, help="set tx fee")
78 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.")
79 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")
80 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)")
81 parser.add_option("-p", "--proxy", dest="proxy", default=None, help="set proxy [type:]host[:port], where type is socks4,socks5 or http")
82 parser.add_option("-v", "--verbose", action="store_true", dest="verbose", default=False, help="show debugging information")
83 parser.add_option("-P", "--portable", action="store_true", dest="portable", default=False, help="portable wallet")
84 parser.add_option("-L", "--lang", dest="language", default=None, help="defaut language used in GUI")
85 parser.add_option("-u", "--usb", dest="bitkey", action="store_true", help="Turn on support for hardware wallets (EXPERIMENTAL)")
86 parser.add_option("-G", "--gap", dest="gap_limit", default=None, help="gap limit")
87 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)")
90 def print_help(parser):
92 print_msg("Type 'electrum help <command>' to see the help for a specific command")
93 print_msg("Type 'electrum --help' to see the list of options")
97 def print_help_cb(self, opt, value, parser):
100 def run_command(cmd, password = None, args = []):
101 cmd_runner = Commands(wallet, network)
102 func = eval('cmd_runner.' + cmd)
103 cmd_runner.password = password
105 result = func(*args[1:])
106 except BaseException, e:
108 traceback.print_exc(file=sys.stdout)
111 if type(result) == str:
112 util.print_msg(result)
113 elif result is not None:
114 util.print_json(result)
117 if __name__ == '__main__':
119 parser = arg_parser()
120 options, args = parser.parse_args()
121 if options.portable and options.wallet_path is None:
122 options.wallet_path = os.path.join(os.path.dirname(os.path.realpath(__file__)), 'electrum.dat')
123 set_verbosity(options.verbose)
125 # config is an object passed to the various constructors (wallet, interface, gui)
127 config_options = {'wallet_path':"/sdcard/electrum.dat", 'portable':True, 'verbose':True, 'gui':'android', 'auto_cycle':True}
129 config_options = eval(str(options))
130 for k, v in config_options.items():
131 if v is None: config_options.pop(k)
133 # Wallet migration on Electrum 1.7
134 # Todo: In time we could remove this again
135 if platform.system() == "Windows":
136 util.check_windows_wallet_migration()
138 config = SimpleConfig(config_options)
143 elif len(args)==1 and re.match('^bitcoin:', args[0]):
151 gui_name = config.get('gui','classic')
152 if gui_name in ['lite', 'classic']: gui_name = 'qt'
154 gui = __import__('electrum_gui.' + gui_name, fromlist=['electrum_gui'])
156 traceback.print_exc(file=sys.stdout)
158 #sys.exit("Error: Unknown GUI: " + gui_name )
161 network = Network(config)
164 gui = gui.ElectrumGui(config, network)
168 # we use daemon threads, their termination is enforced.
169 # this sleep command gives them time to terminate cleanly.
174 # instanciate wallet for command-line
175 storage = WalletStorage(config)
176 wallet = Wallet(storage)
178 if cmd not in known_commands:
181 if not storage.file_exists and cmd not in ['help','create','restore']:
182 print_msg("Error: Wallet file not found.")
183 print_msg("Type 'electrum create' to create a new wallet, or provide a path to a wallet with the -w option")
186 if cmd in ['create', 'restore']:
187 if wallet.storage.file_exists:
188 sys.exit("Error: Remove the existing wallet first!")
189 if options.password != None:
190 password = options.password
192 password = prompt_password("Password (hit return if you do not wish to encrypt your wallet):")
194 # if config.server is set, the user either passed the server on command line
195 # or chose it previously already. if he didn't pass a server on the command line,
196 # we just pick up a random one.
197 if not config.get('server'):
198 config.set_key('server', pick_random_server())
200 fee = options.tx_fee if options.tx_fee else raw_input("fee (default:%s):"%( str(Decimal(wallet.fee)/100000000)) )
201 gap = options.gap_limit if options.gap_limit else raw_input("gap limit (default 5):")
203 if fee: wallet.set_fee(float(fee)*100000000)
204 if gap: wallet.change_gap_limit(int(gap))
207 seed = raw_input("seed:")
211 print_error("Warning: Not hex, trying decode.")
212 seed = mnemonic_decode( seed.split(' ') )
214 sys.exit("Error: No seed")
216 wallet.init_seed( str(seed) )
218 wallet.create_accounts()
219 print_msg("Recovering wallet...")
220 network = Network(config)
222 wallet.start_threads(network)
224 if wallet.is_found():
225 print_msg("Recovery successful")
227 print_msg("Warning: Found no history for this wallet")
230 wallet.init_seed(None)
232 wallet.create_accounts()
234 print_msg("Your wallet generation seed is: " + wallet.seed)
235 print_msg("Please keep it in a safe place; if you lose it, you will not be able to restore your wallet.")
236 print_msg("Equivalently, your wallet seed can be stored and recovered with the following mnemonic code:")
237 print_msg("\""+' '.join(mnemonic_encode(wallet.seed))+"\"")
239 print_msg("Wallet saved in '%s'"%wallet.storage.path)
242 wallet.update_password(wallet.seed, None, password)
250 if cmd in ['dumpprivkey', 'dumpprivkeys']:
251 print_msg("WARNING: ALL your private keys are secret.")
252 print_msg("Exposing a single private key can compromise your entire wallet!")
253 print_msg("In particular, DO NOT use 'redeem private key' services proposed by third parties.")
255 # commands needing password
256 if cmd in protected_commands:
257 if wallet.use_encryption:
258 password = prompt_password('Password:', False)
260 print_msg("Error: Password required")
264 seed = wallet.decode_seed(password)
266 print_msg("Error: This password does not decode this wallet.")
275 # add missing arguments, do type conversions
276 if cmd == 'importprivkey':
277 # See if they specificed a key on the cmd line, if not prompt
279 args[1] = prompt_password('Enter PrivateKey (will not echo):', False)
281 elif cmd == 'signrawtransaction':
282 args = [ cmd, args[1], json.loads(args[2]) if len(args)>2 else [], json.loads(args[3]) if len(args)>3 else []]
284 elif cmd == 'createmultisig':
285 args = [ cmd, int(args[1]), json.loads(args[2])]
287 elif cmd == 'createrawtransaction':
288 args = [ cmd, json.loads(args[1]), json.loads(args[2])]
290 elif cmd == 'listaddresses':
291 args = [cmd, options.show_all, options.show_balance, options.show_labels]
293 elif cmd in ['payto', 'mktx']:
294 domain = [options.from_addr] if options.from_addr else None
295 args = [ 'mktx', args[1], Decimal(args[2]), Decimal(options.tx_fee) if options.tx_fee else None, options.change_addr, domain ]
297 elif cmd in ['paytomany', 'mksendmanytx']:
298 domain = [options.from_addr] if options.from_addr else None
300 for i in range(1, len(args), 2):
302 print_msg("Error: Mismatched arguments.")
304 outputs.append((args[i], Decimal(args[i+1])))
305 args = [ 'mksendmanytx', outputs, Decimal(options.tx_fee) if options.tx_fee else None, options.change_addr, domain ]
313 # check the number of arguments
314 min_args, max_args, description, syntax, options_syntax = known_commands[cmd]
315 if len(args) - 1 < min_args:
316 print_msg("Not enough arguments")
317 print_msg("Syntax:", syntax)
320 if max_args >= 0 and len(args) - 1 > max_args:
321 print_msg("too many arguments", args)
322 print_msg("Syntax:", syntax)
326 if len(args) > min_args + 1:
327 message = ' '.join(args[min_args:])
328 print_msg("Warning: Final argument was reconstructed from several arguments:", repr(message))
329 args = args[0:min_args] + [ message ]
333 if cmd not in offline_commands and not options.offline:
334 network = Network(config)
335 network.register_callback('connected', lambda: sys.stderr.write("Connected to " + network.interface.connection_msg + "\n"))
336 if not network.start(wait=True):
337 print_msg("Not connected, aborting.")
340 wallet.start_threads(network)
349 print_msg("Error: This wallet has no seed")
351 ns = wallet.config.path + '.seedless'
352 print_msg("Warning: you are going to create a seedless wallet'\nIt will be saved in '%s'"%ns)
353 if raw_input("Are you sure you want to continue? (y/n) ") in ['y','Y','yes']:
354 wallet.config.path = ns
356 wallet.storage.put('seed', '', True)
357 wallet.use_encryption = False
358 wallet.storage.put('use_encryption', wallet.use_encryption, True)
359 for k in wallet.imported_keys.keys(): wallet.imported_keys[k] = ''
360 wallet.config.set_key('imported_keys',wallet.imported_keys, True)
363 print_msg("Action canceled.")
365 elif cmd == 'getconfig':
367 print_msg(config.get(key))
369 elif cmd == 'setconfig':
370 key, value = args[1:3]
371 if key not in ['seed', 'seed_version', 'master_public_key', 'use_encryption']:
372 config.set_key(key, value, True)
377 elif cmd == 'password':
378 new_password = prompt_password('New password:')
379 wallet.update_password(seed, password, new_password)
382 run_command(cmd, password, args)
385 if cmd not in offline_commands and not options.offline:
386 wallet.stop_threads()