477 lines
18 KiB
Python
Executable File
477 lines
18 KiB
Python
Executable File
#!/usr/bin/env python
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#
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# Electrum - lightweight Bitcoin client
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# Copyright (C) 2011 thomasv@gitorious
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import re, sys, getpass
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try:
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import ecdsa
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except:
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print "python-ecdsa does not seem to be installed. Try 'sudo pip install ecdsa'"
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sys.exit(1)
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try:
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import aes
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except:
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print "AES does not seem to be installed. Try 'sudo pip install slowaes'"
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sys.exit(1)
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import electrum
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from optparse import OptionParser
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from decimal import Decimal
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from electrum import Wallet, SecretToASecret, WalletSynchronizer, format_satoshis
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known_commands = ['help', 'validateaddress', 'balance', 'contacts', 'create', 'restore', 'payto', 'sendtx', 'password', 'addresses', 'history', 'label', 'mktx','seed','import','signmessage','verifymessage','eval','deseed','reseed']
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offline_commands = ['password', 'mktx', 'label', 'contacts', 'help', 'validateaddress', 'signmessage', 'verifymessage', 'eval', 'create', 'addresses', 'import', 'seed','deseed','reseed']
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protected_commands = ['payto', 'password', 'mktx', 'seed', 'import','signmessage' ]
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if __name__ == '__main__':
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usage = "usage: %prog [options] command\nCommands: "+ (', '.join(known_commands))
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parser = OptionParser(usage=usage)
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parser.add_option("-g", "--gui", dest="gui", default="qt", help="gui")
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parser.add_option("-w", "--wallet", dest="wallet_path", help="wallet path (default: electrum.dat)")
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parser.add_option("-o", "--offline", action="store_true", dest="offline", default=False, help="remain offline")
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parser.add_option("-m", "--mnemonic", action="store_true", dest="show_mnemonic", default=False, help="[seed] print the seed as mnemonic")
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parser.add_option("-a", "--all", action="store_true", dest="show_all", default=False, help="show all addresses")
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parser.add_option("-b", "--balance", action="store_true", dest="show_balance", default=False, help="show the balance at listed addresses")
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parser.add_option("-k", "--keys",action="store_true", dest="show_keys",default=False, help="show the private keys of listed addresses")
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parser.add_option("-f", "--fee", dest="tx_fee", default="0.005", help="set tx fee")
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parser.add_option("-s", "--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.")
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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")
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parser.add_option("-r", "--remote", dest="remote_url", default=None, help="URL of a remote wallet")
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options, args = parser.parse_args()
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wallet = Wallet()
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wallet.set_path(options.wallet_path)
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wallet.read()
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wallet.remote_url = options.remote_url
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if len(args)==0:
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url = None
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cmd = 'gui'
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elif len(args)==1 and re.match('^bitcoin:', args[0]):
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url = args[0]
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cmd = 'gui'
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else:
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cmd = args[0]
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firstarg = args[1] if len(args) > 1 else ''
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if cmd == 'gui':
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if options.gui=='gtk':
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import electrum.gui as gui
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elif options.gui=='qt':
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import electrum.gui_qt as gui
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else:
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print "unknown gui", options.gui
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exit(1)
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gui = gui.ElectrumGui(wallet)
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WalletSynchronizer(wallet,True).start()
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try:
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found = wallet.file_exists
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if not found:
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found = gui.restore_or_create()
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except SystemExit, e:
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exit(e)
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except BaseException, e:
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import traceback
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traceback.print_exc(file=sys.stdout)
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#gui.show_message(e.message)
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exit(1)
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if not found: exit(1)
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gui.main(url)
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wallet.save()
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sys.exit(0)
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if cmd not in known_commands:
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cmd = 'help'
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if not wallet.file_exists and cmd not in ['help','create','restore']:
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print "Wallet file not found."
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print "Type 'electrum create' to create a new wallet, or provide a path to a wallet with the -w option"
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sys.exit(0)
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if cmd in ['create', 'restore']:
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from electrum import mnemonic
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if wallet.file_exists:
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print "remove the existing wallet first!"
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sys.exit(0)
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password = getpass.getpass("Password (hit return if you do not wish to encrypt your wallet):")
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if password:
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password2 = getpass.getpass("Confirm password:")
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if password != password2:
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print "error"
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sys.exit(1)
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else:
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password = None
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w_host, w_port, w_protocol = wallet.server.split(':')
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host = raw_input("server (default:%s):"%w_host)
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port = raw_input("port (default:%s):"%w_port)
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protocol = raw_input("protocol [t=tcp;h=http;n=native] (default:%s):"%w_protocol)
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fee = raw_input("fee (default:%s):"%( str(Decimal(wallet.fee)/100000000)) )
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gap = raw_input("gap limit (default 5):")
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if host: w_host = host
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if port: w_port = port
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if protocol: w_protocol = protocol
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wallet.server = w_host + ':' + w_port + ':' +w_protocol
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if fee: wallet.fee = float(fee)
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if gap: wallet.gap_limit = int(gap)
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if cmd == 'restore':
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seed = raw_input("seed:")
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try:
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seed.decode('hex')
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except:
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print "not hex, trying decode"
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seed = mnemonic.mn_decode( seed.split(' ') )
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if not seed:
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print "no seed"
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sys.exit(1)
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wallet.seed = str(seed)
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wallet.init_mpk( wallet.seed )
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if not options.offline:
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WalletSynchronizer(wallet).start()
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print "recovering wallet..."
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wallet.up_to_date_event.clear()
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wallet.up_to_date = False
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wallet.update()
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if wallet.is_found():
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print "recovery successful"
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else:
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print "found no history for this wallet"
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wallet.fill_addressbook()
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wallet.save()
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print "Wallet saved in '%s'"%options.wallet_path
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else:
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wallet.new_seed(None)
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wallet.init_mpk( wallet.seed )
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wallet.synchronize() # there is no wallet thread
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wallet.save()
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print "Your wallet generation seed is: " + wallet.seed
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print "Please keep it in a safe place; if you lose it, you will not be able to restore your wallet."
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print "Equivalently, your wallet seed can be stored and recovered with the following mnemonic code:"
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print "\""+' '.join(mnemonic.mn_encode(wallet.seed))+"\""
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print "Wallet saved in '%s'"%options.wallet_path
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# check syntax
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if cmd in ['payto', 'mktx']:
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try:
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to_address = args[1]
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amount = int( 100000000 * Decimal(args[2]) )
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change_addr = None
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label = ' '.join(args[3:])
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if options.tx_fee:
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options.tx_fee = int( 100000000 * Decimal(options.tx_fee) )
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except:
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firstarg = cmd
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cmd = 'help'
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# open session
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if cmd not in offline_commands and not options.offline:
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WalletSynchronizer(wallet).start()
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wallet.update()
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wallet.save()
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# check if --from_addr not in wallet (for mktx/payto)
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is_temporary = False
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from_addr = None
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if options.from_addr:
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from_addr = options.from_addr
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if from_addr not in wallet.all_addresses():
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is_temporary = True
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# commands needing password
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if cmd in protected_commands or ( cmd=='addresses' and options.show_keys):
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password = getpass.getpass('Password:') if wallet.use_encryption and not is_temporary else None
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# check password
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try:
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wallet.pw_decode( wallet.seed, password)
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except:
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print "invalid password"
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exit(1)
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if cmd == 'import':
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keypair = args[1]
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if wallet.import_key(keypair,password):
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print "keypair imported"
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else:
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print "error"
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wallet.save()
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if cmd=='help':
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cmd2 = firstarg
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if cmd2 not in known_commands:
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print "type 'electrum help <command>' to see the help for a specific command"
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print "type 'electrum --help' to see the list of options"
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print "list of commands:", ', '.join(known_commands)
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elif cmd2 == 'balance':
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print "Display the balance of your wallet or of an address."
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print "syntax: balance [<address>]"
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elif cmd2 == 'contacts':
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print "show your list of contacts"
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elif cmd2 == 'payto':
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print "payto <recipient> <amount> [label]"
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print "create and broadcast a transaction."
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print "<recipient> can be a bitcoin address or a label"
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print "options:\n--fee, -f: set transaction fee\n--fromaddr, -s: send from address -\n--changeaddr, -c: send change to address"
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elif cmd2== 'sendtx':
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print "sendtx <tx>"
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print "broadcast a transaction to the network. <tx> must be in hexadecimal"
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elif cmd2 == 'password':
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print "change your password"
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elif cmd2 == 'addresses':
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print "show your list of addresses."
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print "options:\n -a: show all addresses, including change addresses\n-k: show private keys\n-b: show the balance of addresses"
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elif cmd2 == 'history':
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print "show the transaction history"
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elif cmd2 == 'label':
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print "assign a label to an item"
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elif cmd2 == 'gtk':
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print "start the GUI"
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elif cmd2 == 'mktx':
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print "create a signed transaction. password protected"
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print "syntax: mktx <recipient> <amount> [label]"
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print "options:\n--fee, -f: set transaction fee\n--fromaddr, -s: send from address -\n--changeaddr, -c: send change to address"
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elif cmd2 == 'seed':
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print "print the generation seed of your wallet."
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print "options:\n-m, --mnemonic : print the seed as mnemonic"
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elif cmd2 == 'deseed':
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print "remove seed from the wallet. The seed is stored in a file that has the name of the wallet plus '.seed'"
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elif cmd2 == 'reseed':
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print "restore seed of the wallet. The wallet must have no seed, and the seed must match the wallet's master public key."
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elif cmd2 == 'eval':
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print "Run python eval() on an object\nSyntax: eval <expression>\nExample: eval \"wallet.aliases\""
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elif cmd == 'seed':
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from electrum import mnemonic
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seed = wallet.pw_decode( wallet.seed, password)
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if options.show_mnemonic:
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print ' '.join(mnemonic.mn_encode(seed))
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else:
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print seed
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elif cmd == 'deseed':
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if not wallet.seed:
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print "Error: This wallet has no seed"
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elif wallet.use_encryption:
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print "Error: This wallet is encrypted"
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else:
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ns = options.wallet_path+'.seed'
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print "Warning: you are going to extract the seed from '%s'\nThe seed will be saved in '%s'"%(options.wallet_path,ns)
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if raw_input("Are you sure you want to continue? (y/n) ") in ['y','Y','yes']:
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f = open(ns,'w')
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f.write(wallet.seed)
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f.close()
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wallet.seed = ''
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wallet.save()
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print "Done."
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else:
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print "Action canceled."
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elif cmd == 'reseed':
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if wallet.seed:
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print "This wallet already has a seed"
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else:
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ns = options.wallet_path+'.seed'
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try:
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f = open(ns,'r')
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seed = f.read()
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f.close()
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except:
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print "seed file not found"
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sys.exit()
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mpk = wallet.master_public_key
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wallet.seed = seed
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wallet.use_encryption = False
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wallet.init_mpk(seed)
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if mpk == wallet.master_public_key:
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wallet.save()
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print "done"
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else:
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print "error: master public key does not match"
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elif cmd == 'validateaddress':
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addr = args[1]
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print wallet.is_valid(addr)
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elif cmd == 'balance':
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try:
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addrs = args[1:]
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except:
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pass
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if addrs == []:
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c, u = wallet.get_balance()
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if u:
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print Decimal( c ) / 100000000 , Decimal( u ) / 100000000
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else:
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print Decimal( c ) / 100000000
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else:
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for addr in addrs:
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c, u = wallet.get_addr_balance(addr)
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if u:
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print "%s %s, %s" % (addr, str(Decimal(c)/100000000), str(Decimal(u)/100000000))
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else:
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print "%s %s" % (addr, str(Decimal(c)/100000000))
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elif cmd in [ 'contacts']:
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for addr in wallet.addressbook:
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print addr, " ", wallet.labels.get(addr)
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elif cmd == 'eval':
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print eval(args[1])
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wallet.save()
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elif cmd in [ 'addresses']:
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for addr in wallet.all_addresses():
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if options.show_all or not wallet.is_change(addr):
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label = wallet.labels.get(addr)
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_type = ''
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if wallet.is_change(addr): _type = "[change]"
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if addr in wallet.imported_keys.keys(): _type = "[imported]"
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if label is None: label = ''
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if options.show_balance:
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h = wallet.history.get(addr,[])
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ni = no = 0
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for item in h:
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if item['is_input']: ni += 1
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else: no += 1
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b = "%d %d %s"%(no, ni, str(Decimal(wallet.get_addr_balance(addr)[0])/100000000))
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else: b=''
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if options.show_keys:
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pk = wallet.get_private_key(addr, password)
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addr = addr + ':' + SecretToASecret(pk)
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print addr, b, _type, label
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if cmd == 'history':
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lines = wallet.get_tx_history()
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b = 0
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for line in lines:
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import datetime
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v = line['value']
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b += v
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try:
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time_str = str( datetime.datetime.fromtimestamp( line['timestamp']))
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except:
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print line['timestamp']
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time_str = 'pending'
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label = line.get('label')
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if not label: label = line['tx_hash']
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else: label = label + ' '*(64 - len(label) )
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print time_str , " " + label + " " + format_satoshis(v)+ " "+ format_satoshis(b)
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print "# balance: ", format_satoshis(b)
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elif cmd == 'label':
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try:
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tx = args[1]
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label = ' '.join(args[2:])
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except:
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print "syntax: label <tx_hash> <text>"
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sys.exit(1)
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wallet.labels[tx] = label
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wallet.save()
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elif cmd in ['payto', 'mktx']:
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if from_addr and is_temporary:
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if from_addr.find(":") == -1:
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keypair = from_addr + ":" + getpass.getpass('Private key:')
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else:
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keypair = from_addr
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from_addr = keypair.split(':')[0]
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if not wallet.import_key(keypair,password):
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print "invalid key pair"
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exit(1)
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wallet.history[from_addr] = interface.retrieve_history(from_addr)
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wallet.update_tx_history()
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change_addr = from_addr
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if options.change_addr:
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change_addr = options.change_addr
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for k, v in wallet.labels.items():
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if v == to_address:
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to_address = k
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print "alias", to_address
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break
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if change_addr and v == change_addr:
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change_addr = k
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try:
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tx = wallet.mktx( to_address, amount, label, password,
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fee = options.tx_fee, change_addr = change_addr, from_addr = from_addr )
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except:
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import traceback
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traceback.print_exc(file=sys.stdout)
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tx = None
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if tx and cmd=='payto':
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r, h = wallet.sendtx( tx )
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print h
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else:
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print tx
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if is_temporary:
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wallet.imported_keys.pop(from_addr)
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del(wallet.history[from_addr])
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wallet.save()
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elif cmd == 'sendtx':
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tx = args[1]
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r, h = wallet.sendtx( tx )
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print h
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elif cmd == 'password':
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try:
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seed = wallet.pw_decode( wallet.seed, password)
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except:
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print "sorry"
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sys.exit(1)
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new_password = getpass.getpass('New password:')
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if new_password == getpass.getpass('Confirm new password:'):
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wallet.use_encryption = (new_password != '')
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wallet.seed = wallet.pw_encode( seed, new_password)
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for k in wallet.imported_keys.keys():
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a = wallet.imported_keys[k]
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b = wallet.pw_decode(a, password)
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c = wallet.pw_encode(b, new_password)
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wallet.imported_keys[k] = c
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wallet.save()
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else:
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print "error: mismatch"
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elif cmd == 'signmessage':
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address, message = args[1:3]
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print wallet.sign_message(address, message, password)
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elif cmd == 'verifymessage':
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address, signature, message = args[1:4]
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try:
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wallet.verify_message(address, signature, message)
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print True
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except:
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print False
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