937 lines
33 KiB
Python
Executable File
937 lines
33 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 sys, base64, os, re, hashlib, socket, getpass, copy, operator, ast
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from decimal import Decimal
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from ecdsa.util import string_to_number
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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 easy_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 easy_install slowaes'"
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sys.exit(1)
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############ functions from pywallet #####################
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addrtype = 0
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def hash_160(public_key):
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md = hashlib.new('ripemd160')
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md.update(hashlib.sha256(public_key).digest())
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return md.digest()
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def public_key_to_bc_address(public_key):
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h160 = hash_160(public_key)
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return hash_160_to_bc_address(h160)
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def hash_160_to_bc_address(h160):
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vh160 = chr(addrtype) + h160
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h = Hash(vh160)
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addr = vh160 + h[0:4]
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return b58encode(addr)
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def bc_address_to_hash_160(addr):
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bytes = b58decode(addr, 25)
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return bytes[1:21]
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__b58chars = '123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz'
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__b58base = len(__b58chars)
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def b58encode(v):
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""" encode v, which is a string of bytes, to base58.
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"""
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long_value = 0L
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for (i, c) in enumerate(v[::-1]):
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long_value += (256**i) * ord(c)
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result = ''
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while long_value >= __b58base:
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div, mod = divmod(long_value, __b58base)
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result = __b58chars[mod] + result
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long_value = div
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result = __b58chars[long_value] + result
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# Bitcoin does a little leading-zero-compression:
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# leading 0-bytes in the input become leading-1s
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nPad = 0
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for c in v:
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if c == '\0': nPad += 1
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else: break
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return (__b58chars[0]*nPad) + result
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def b58decode(v, length):
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""" decode v into a string of len bytes
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"""
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long_value = 0L
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for (i, c) in enumerate(v[::-1]):
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long_value += __b58chars.find(c) * (__b58base**i)
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result = ''
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while long_value >= 256:
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div, mod = divmod(long_value, 256)
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result = chr(mod) + result
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long_value = div
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result = chr(long_value) + result
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nPad = 0
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for c in v:
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if c == __b58chars[0]: nPad += 1
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else: break
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result = chr(0)*nPad + result
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if length is not None and len(result) != length:
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return None
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return result
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def Hash(data):
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return hashlib.sha256(hashlib.sha256(data).digest()).digest()
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def EncodeBase58Check(vchIn):
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hash = Hash(vchIn)
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return b58encode(vchIn + hash[0:4])
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def DecodeBase58Check(psz):
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vchRet = b58decode(psz, None)
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key = vchRet[0:-4]
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csum = vchRet[-4:]
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hash = Hash(key)
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cs32 = hash[0:4]
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if cs32 != csum:
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return None
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else:
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return key
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def PrivKeyToSecret(privkey):
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return privkey[9:9+32]
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def SecretToASecret(secret):
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vchIn = chr(addrtype+128) + secret
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return EncodeBase58Check(vchIn)
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def ASecretToSecret(key):
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vch = DecodeBase58Check(key)
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if vch and vch[0] == chr(addrtype+128):
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return vch[1:]
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else:
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return False
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########### end pywallet functions #######################
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def int_to_hex(i, length=1):
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s = hex(i)[2:].rstrip('L')
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s = "0"*(2*length - len(s)) + s
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return s.decode('hex')[::-1].encode('hex')
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EncodeAES = lambda secret, s: base64.b64encode(aes.encryptData(secret,s))
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DecodeAES = lambda secret, e: aes.decryptData(secret, base64.b64decode(e))
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# secp256k1, http://www.oid-info.com/get/1.3.132.0.10
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_p = 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFC2FL
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_r = 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364141L
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_b = 0x0000000000000000000000000000000000000000000000000000000000000007L
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_a = 0x0000000000000000000000000000000000000000000000000000000000000000L
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_Gx = 0x79BE667EF9DCBBAC55A06295CE870B07029BFCDB2DCE28D959F2815B16F81798L
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_Gy = 0x483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8L
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curve_secp256k1 = ecdsa.ellipticcurve.CurveFp( _p, _a, _b )
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generator_secp256k1 = ecdsa.ellipticcurve.Point( curve_secp256k1, _Gx, _Gy, _r )
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oid_secp256k1 = (1,3,132,0,10)
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SECP256k1 = ecdsa.curves.Curve("SECP256k1", curve_secp256k1, generator_secp256k1, oid_secp256k1 )
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def filter(s):
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out = re.sub('( [^\n]*|)\n','',s)
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out = out.replace(' ','')
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out = out.replace('\n','')
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return out
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def raw_tx( inputs, outputs, for_sig = None ):
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s = int_to_hex(1,4) + ' version\n'
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s += int_to_hex( len(inputs) ) + ' number of inputs\n'
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for i in range(len(inputs)):
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_, _, p_hash, p_index, p_script, pubkey, sig = inputs[i]
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s += p_hash.decode('hex')[::-1].encode('hex') + ' prev hash\n'
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s += int_to_hex(p_index,4) + ' prev index\n'
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if for_sig is None:
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sig = sig + chr(1) # hashtype
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script = int_to_hex( len(sig)) + ' push %d bytes\n'%len(sig)
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script += sig.encode('hex') + ' sig\n'
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pubkey = chr(4) + pubkey
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script += int_to_hex( len(pubkey)) + ' push %d bytes\n'%len(pubkey)
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script += pubkey.encode('hex') + ' pubkey\n'
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elif for_sig==i:
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script = p_script + ' scriptsig \n'
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else:
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script=''
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s += int_to_hex( len(filter(script))/2 ) + ' script length \n'
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s += script
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s += "ffffffff" + ' sequence\n'
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s += int_to_hex( len(outputs) ) + ' number of outputs\n'
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for output in outputs:
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addr, amount = output
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s += int_to_hex( amount, 8) + ' amount: %d\n'%amount
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script = '76a9' # op_dup, op_hash_160
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script += '14' # push 0x14 bytes
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script += bc_address_to_hash_160(addr).encode('hex')
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script += '88ac' # op_equalverify, op_checksig
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s += int_to_hex( len(filter(script))/2 ) + ' script length \n'
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s += script + ' script \n'
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s += int_to_hex(0,4) # lock time
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if for_sig is not None: s += int_to_hex(1, 4) # hash type
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return s
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from version import ELECTRUM_VERSION, SEED_VERSION
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class Wallet:
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def __init__(self, wallet_path):
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self.electrum_version = ELECTRUM_VERSION
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self.seed_version = SEED_VERSION
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self.gap_limit = 5 # configuration
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self.host = 'ecdsa.org'
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self.port = 50000
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self.fee = 100000
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self.servers = ['ecdsa.org','electrum.novit.ro'] # list of default servers
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self.master_public_key = ''
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# saved fields
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self.use_encryption = False
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self.addresses = [] # receiving addresses visible for user
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self.change_addresses = [] # addresses used as change
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self.seed = '' # encrypted
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self.status = {} # current status of addresses
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self.history = {}
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self.labels = {} # labels for addresses and transactions
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self.addressbook = [] # outgoing addresses, for payments
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self.blocks = 0
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# not saved
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self.message = ''
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self.tx_history = {}
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self.rtime = 0
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self.init_path(wallet_path)
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self.imported_addresses = {}
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def init_path(self, wallet_path):
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if wallet_path is not None:
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self.path = wallet_path
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else:
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# backward compatibility: look for wallet file in the default data directory
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if "HOME" in os.environ:
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wallet_dir = os.path.join( os.environ["HOME"], '.electrum')
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elif "LOCALAPPDATA" in os.environ:
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wallet_dir = os.path.join( os.environ["LOCALAPPDATA"], 'Electrum' )
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elif "APPDATA" in os.environ:
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wallet_dir = os.path.join( os.environ["APPDATA"], 'Electrum' )
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else:
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raise BaseException("No home directory found in environment variables.")
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if not os.path.exists( wallet_dir ): os.mkdir( wallet_dir )
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self.path = os.path.join( wallet_dir, 'electrum.dat' )
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def new_seed(self, password):
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seed = "%032x"%ecdsa.util.randrange( pow(2,128) )
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self.init_mpk(seed)
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# encrypt
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self.seed = wallet.pw_encode( seed, password )
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def init_mpk(self,seed):
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# public key
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curve = SECP256k1
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secexp = self.stretch_key(seed)
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master_private_key = ecdsa.SigningKey.from_secret_exponent( secexp, curve = SECP256k1 )
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self.master_public_key = master_private_key.get_verifying_key().to_string()
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def all_addresses(self):
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return self.addresses + self.change_addresses + self.imported_addresses.keys()
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def is_mine(self, address):
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return address in self.all_addresses()
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def is_change(self, address):
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return address in self.change_addresses
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def is_valid(self,addr):
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ADDRESS_RE = re.compile('[1-9A-HJ-NP-Za-km-z]{26,}\\Z')
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if not ADDRESS_RE.match(addr): return False
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h = bc_address_to_hash_160(addr)
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return addr == hash_160_to_bc_address(h)
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def stretch_key(self,seed):
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oldseed = seed
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for i in range(100000):
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seed = hashlib.sha256(seed + oldseed).digest()
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return string_to_number( seed )
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def get_sequence(self,n,for_change):
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return string_to_number( Hash( "%d:%d:"%(n,for_change) + self.master_public_key ) )
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def get_private_key2(self, address, password):
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""" Privatekey(type,n) = Master_private_key + H(n|S|type) """
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if address in self.imported_addresses.keys():
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b = ASecretToSecret( self.imported_addresses[address] )
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secexp = int( b.encode('hex'), 16)
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private_key = ecdsa.SigningKey.from_secret_exponent( secexp, curve=SECP256k1 )
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else:
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if address in self.addresses:
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n = self.addresses.index(address)
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for_change = False
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elif address in self.change_addresses:
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n = self.change_addresses.index(address)
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for_change = True
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else:
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raise BaseException("unknown address")
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seed = self.pw_decode( self.seed, password)
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secexp = self.stretch_key(seed)
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order = generator_secp256k1.order()
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privkey_number = ( secexp + self.get_sequence(n,for_change) ) % order
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private_key = ecdsa.SigningKey.from_secret_exponent( privkey_number, curve = SECP256k1 )
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# sanity check
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public_key = private_key.get_verifying_key()
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assert address == public_key_to_bc_address( '04'.decode('hex') + public_key.to_string() )
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return private_key
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def create_new_address2(self, for_change):
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""" Publickey(type,n) = Master_public_key + H(n|S|type)*point """
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curve = SECP256k1
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n = len(self.change_addresses) if for_change else len(self.addresses)
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z = self.get_sequence(n,for_change)
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master_public_key = ecdsa.VerifyingKey.from_string( self.master_public_key, curve = SECP256k1 )
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pubkey_point = master_public_key.pubkey.point + z*curve.generator
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public_key2 = ecdsa.VerifyingKey.from_public_point( pubkey_point, curve = SECP256k1 )
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address = public_key_to_bc_address( '04'.decode('hex') + public_key2.to_string() )
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if for_change:
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self.change_addresses.append(address)
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else:
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self.addresses.append(address)
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# updates
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print address
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self.history[address] = h = self.retrieve_history(address)
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self.status[address] = h[-1]['blk_hash'] if h else None
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self.save()
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return address
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def synchronize(self):
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while True:
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if self.change_addresses == []:
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self.create_new_address2(True)
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continue
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a = self.change_addresses[-1]
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if self.history.get(a):
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self.create_new_address2(True)
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else:
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break
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n = self.gap_limit
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while True:
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if len(self.addresses) < n:
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self.create_new_address2(False)
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continue
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if map( lambda a: self.history.get(a), self.addresses[-n:] ) == n*[[]]:
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break
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else:
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self.create_new_address2(False)
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is_found = (len(self.change_addresses) > 1 ) or ( len(self.addresses) > self.gap_limit )
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if not is_found: return False
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# history and addressbook
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self.update_tx_history()
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for tx in self.tx_history.values():
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if tx['value']<0:
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for i in tx['outputs']:
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if not self.is_mine(i) and i not in self.addressbook:
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self.addressbook.append(i)
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# redo labels
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self.update_tx_labels()
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return True
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def save(self):
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s = {
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'seed_version':self.seed_version,
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'use_encryption':self.use_encryption,
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'master_public_key': self.master_public_key.encode('hex'),
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'fee':self.fee,
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'host':self.host,
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'port':self.port,
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'blocks':self.blocks,
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'seed':self.seed,
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'addresses':self.addresses,
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'change_addresses':self.change_addresses,
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'status':self.status,
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'history':self.history,
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'labels':self.labels,
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'contacts':self.addressbook
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}
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f = open(self.path,"w")
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f.write( repr(s) )
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f.close()
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def read(self):
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upgrade_msg = """This wallet seed is deprecated. Please run upgrade.py for a diagnostic."""
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try:
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f = open(self.path,"r")
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data = f.read()
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f.close()
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except:
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return False
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try:
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d = ast.literal_eval( data )
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self.seed_version = d.get('seed_version')
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self.master_public_key = d.get('master_public_key').decode('hex')
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self.use_encryption = d.get('use_encryption')
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self.fee = int( d.get('fee') )
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self.host = d.get('host')
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self.port = d.get('port')
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self.blocks = d.get('blocks')
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self.seed = d.get('seed')
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self.addresses = d.get('addresses')
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self.change_addresses = d.get('change_addresses')
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self.status = d.get('status')
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self.history = d.get('history')
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self.labels = d.get('labels')
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self.addressbook = d.get('contacts')
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except:
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raise BaseException(upgrade_msg)
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self.update_tx_history()
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if self.seed_version != SEED_VERSION:
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raise BaseException(upgrade_msg)
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return True
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def get_new_address(self):
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n = 0
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for addr in self.addresses[-self.gap_limit:]:
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if not self.history.get(addr):
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n = n + 1
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if n < self.gap_limit:
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new_address = self.create_new_address2(False)
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self.history[new_address] = [] #get from server
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return True, new_address
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else:
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return False, "The last %d addresses in your list have never been used. You should use them first, or increase the allowed gap size in your preferences. "%self.gap_limit
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def get_addr_balance(self, addr):
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h = self.history.get(addr)
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if not h: return 0,0
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c = u = 0
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for item in h:
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v = item['value']
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if item['height']:
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c += v
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else:
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u += v
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return c, u
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def get_balance(self):
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conf = unconf = 0
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for addr in self.all_addresses():
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c, u = self.get_addr_balance(addr)
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conf += c
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unconf += u
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return conf, unconf
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def use_http(self):
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return self.port in [80,8080,443]
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def request(self, request ):
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import time
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t1 = time.time()
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|
|
if self.use_http():
|
|
import httplib, urllib
|
|
params = urllib.urlencode({'q':request})
|
|
headers = {"Content-type": "application/x-www-form-urlencoded", "Accept": "text/plain"}
|
|
conn = httplib.HTTPSConnection(self.host) if self.port == 443 else httplib.HTTPConnection(self.host)
|
|
conn.request("POST", "/electrum.php", params, headers)
|
|
response = conn.getresponse()
|
|
if response.status == 200:
|
|
out = response.read()
|
|
else: out = ''
|
|
conn.close()
|
|
else:
|
|
request += "#"
|
|
s = socket.socket( socket.AF_INET, socket.SOCK_STREAM)
|
|
s.connect(( self.host, self.port))
|
|
s.send( request )
|
|
out = ''
|
|
while 1:
|
|
msg = s.recv(1024)
|
|
if msg: out += msg
|
|
else: break
|
|
s.close()
|
|
|
|
self.rtime = time.time() - t1
|
|
return out
|
|
|
|
def send_tx(self, data):
|
|
return self.request( repr ( ('tx', data )))
|
|
|
|
def retrieve_history(self, address):
|
|
return ast.literal_eval( self.request( repr ( ('h', address ))) )
|
|
|
|
def poll(self):
|
|
return ast.literal_eval( self.request( repr ( ('poll', self.session_id ))))
|
|
|
|
def new_session(self):
|
|
self.session_id, self.message = ast.literal_eval( self.request( repr ( ('new_session', repr( (self.electrum_version, self.all_addresses())) ))))
|
|
|
|
def update_session(self):
|
|
return self.request( repr ( ('update_session', repr((self.session_id, self.all_addresses())))))
|
|
|
|
def get_servers(self):
|
|
self.servers = map( lambda x:x[1], ast.literal_eval( self.request( repr ( ('peers', '' )))) )
|
|
|
|
def update(self):
|
|
blocks, changed_addresses = self.poll()
|
|
if blocks == -1: raise BaseException("session not found")
|
|
self.blocks = int(blocks)
|
|
for addr, blk_hash in changed_addresses.items():
|
|
if self.status.get(addr) != blk_hash:
|
|
print "updating history for", addr
|
|
self.history[addr] = self.retrieve_history(addr)
|
|
self.status[addr] = blk_hash
|
|
|
|
if changed_addresses:
|
|
self.synchronize()
|
|
self.save()
|
|
return True
|
|
else:
|
|
return False
|
|
|
|
def choose_tx_inputs( self, amount, fixed_fee ):
|
|
""" todo: minimize tx size """
|
|
total = 0
|
|
fee = self.fee if fixed_fee is None else fixed_fee
|
|
|
|
coins = []
|
|
for addr in self.all_addresses():
|
|
h = self.history.get(addr)
|
|
if h is None: continue
|
|
for item in h:
|
|
if item.get('raw_scriptPubKey'):
|
|
coins.append( (addr,item))
|
|
|
|
coins = sorted( coins, key = lambda x: x[1]['nTime'] )
|
|
inputs = []
|
|
for c in coins:
|
|
addr, item = c
|
|
v = item.get('value')
|
|
total += v
|
|
inputs.append((addr, v, item['tx_hash'], item['pos'], item['raw_scriptPubKey'], None, None) )
|
|
fee = self.fee*len(inputs) if fixed_fee is None else fixed_fee
|
|
if total >= amount + fee: break
|
|
else:
|
|
#print "not enough funds: %d %d"%(total, fee)
|
|
inputs = []
|
|
return inputs, total, fee
|
|
|
|
def choose_tx_outputs( self, to_addr, amount, fee, total ):
|
|
outputs = [ (to_addr, amount) ]
|
|
change_amount = total - ( amount + fee )
|
|
if change_amount != 0:
|
|
# first look for unused change addresses
|
|
for addr in self.change_addresses:
|
|
if self.history.get(addr): continue
|
|
change_address = addr
|
|
break
|
|
else:
|
|
change_address = self.create_new_address2(True)
|
|
print "new change address", change_address
|
|
outputs.append( (change_address, change_amount) )
|
|
return outputs
|
|
|
|
def sign_inputs( self, inputs, outputs, password ):
|
|
s_inputs = []
|
|
for i in range(len(inputs)):
|
|
addr, v, p_hash, p_pos, p_scriptPubKey, _, _ = inputs[i]
|
|
private_key = self.get_private_key2(addr, password)
|
|
public_key = private_key.get_verifying_key()
|
|
pubkey = public_key.to_string()
|
|
tx = filter( raw_tx( inputs, outputs, for_sig = i ) )
|
|
sig = private_key.sign_digest( Hash( tx.decode('hex') ), sigencode = ecdsa.util.sigencode_der )
|
|
assert public_key.verify_digest( sig, Hash( tx.decode('hex') ), sigdecode = ecdsa.util.sigdecode_der)
|
|
s_inputs.append( (addr, v, p_hash, p_pos, p_scriptPubKey, pubkey, sig) )
|
|
return s_inputs
|
|
|
|
def pw_encode(self, s, password):
|
|
if password:
|
|
secret = Hash(password)
|
|
return EncodeAES(secret, s)
|
|
else:
|
|
return s
|
|
|
|
def pw_decode(self, s, password):
|
|
if password:
|
|
secret = Hash(password)
|
|
d = DecodeAES(secret, s)
|
|
try:
|
|
d.decode('hex')
|
|
except:
|
|
raise BaseException("Invalid password")
|
|
return d
|
|
else:
|
|
return s
|
|
|
|
def get_tx_history(self):
|
|
lines = self.tx_history.values()
|
|
lines = sorted(lines, key=operator.itemgetter("nTime"))
|
|
return lines
|
|
|
|
def update_tx_history(self):
|
|
self.tx_history= {}
|
|
for addr in self.all_addresses():
|
|
h = self.history.get(addr)
|
|
if h is None: continue
|
|
for tx in h:
|
|
tx_hash = tx['tx_hash']
|
|
line = self.tx_history.get(tx_hash)
|
|
if not line:
|
|
self.tx_history[tx_hash] = copy.copy(tx)
|
|
line = self.tx_history.get(tx_hash)
|
|
else:
|
|
line['value'] += tx['value']
|
|
if line['height'] == 0:
|
|
line['nTime'] = 1e12
|
|
self.update_tx_labels()
|
|
|
|
def update_tx_labels(self):
|
|
for tx in self.tx_history.values():
|
|
default_label = ''
|
|
if tx['value']<0:
|
|
for o_addr in tx['outputs']:
|
|
if not self.is_change(o_addr):
|
|
dest_label = self.labels.get(o_addr)
|
|
if dest_label:
|
|
default_label = 'to: ' + dest_label
|
|
else:
|
|
default_label = 'to: ' + o_addr
|
|
else:
|
|
for o_addr in tx['outputs']:
|
|
if self.is_mine(o_addr) and not self.is_change(o_addr):
|
|
dest_label = self.labels.get(o_addr)
|
|
if dest_label:
|
|
default_label = 'at: ' + dest_label
|
|
else:
|
|
default_label = 'at: ' + o_addr
|
|
tx['default_label'] = default_label
|
|
|
|
def mktx(self, to_address, amount, label, password, fee=None):
|
|
if not self.is_valid(to_address):
|
|
raise BaseException("Invalid address")
|
|
inputs, total, fee = wallet.choose_tx_inputs( amount, fee )
|
|
if not inputs:
|
|
raise BaseException("Not enough funds")
|
|
outputs = wallet.choose_tx_outputs( to_address, amount, fee, total )
|
|
s_inputs = wallet.sign_inputs( inputs, outputs, password )
|
|
|
|
tx = filter( raw_tx( s_inputs, outputs ) )
|
|
if to_address not in self.addressbook:
|
|
self.addressbook.append(to_address)
|
|
if label:
|
|
tx_hash = Hash(tx.decode('hex') )[::-1].encode('hex')
|
|
wallet.labels[tx_hash] = label
|
|
wallet.save()
|
|
return tx
|
|
|
|
def sendtx(self, tx):
|
|
tx_hash = Hash(tx.decode('hex') )[::-1].encode('hex')
|
|
out = self.send_tx(tx)
|
|
if out != tx_hash:
|
|
return False, "error: " + out
|
|
return True, out
|
|
|
|
|
|
|
|
from optparse import OptionParser
|
|
|
|
if __name__ == '__main__':
|
|
known_commands = ['help', 'validateaddress', 'balance', 'contacts', 'create', 'payto', 'sendtx', 'password', 'newaddress', 'addresses', 'history', 'label', 'gui', 'mktx','seed','t2']
|
|
|
|
usage = "usage: %prog [options] command args\nCommands: "+ (', '.join(known_commands))
|
|
|
|
parser = OptionParser(usage=usage)
|
|
parser.add_option("-w", "--wallet", dest="wallet_path", help="wallet path (default: electrum.dat)")
|
|
parser.add_option("-a", "--all", action="store_true", dest="show_all", default=False, help="show all addresses")
|
|
parser.add_option("-b", "--balance", action="store_true", dest="show_balance", default=False, help="show the balance at listed addresses")
|
|
parser.add_option("-k", "--keys",action="store_true", dest="show_keys",default=False, help="show the private keys of listed addresses")
|
|
parser.add_option("-f", "--fee", dest="tx_fee", default="0.005", help="set tx fee")
|
|
options, args = parser.parse_args()
|
|
try:
|
|
cmd = args[0]
|
|
except:
|
|
cmd = "gui"
|
|
try:
|
|
firstarg = args[1]
|
|
except:
|
|
firstarg = ''
|
|
|
|
if cmd not in known_commands:
|
|
cmd = 'help'
|
|
|
|
wallet = Wallet(options.wallet_path)
|
|
|
|
if cmd == 'gui':
|
|
import gui
|
|
gui.init_wallet(wallet)
|
|
gui = gui.BitcoinGUI(wallet)
|
|
gui.main()
|
|
wallet.save()
|
|
sys.exit(0)
|
|
|
|
if not wallet.read() and cmd not in ['help','create']:
|
|
print "Wallet file not found."
|
|
print "Type 'electrum.py create' to create a new wallet, or provide a path to a wallet with the -d option"
|
|
sys.exit(0)
|
|
|
|
if cmd == 'create':
|
|
if wallet.read():
|
|
print "remove the existing wallet first!"
|
|
sys.exit(0)
|
|
password = getpass.getpass("Password (hit return if you do not wish to encrypt your wallet):")
|
|
if password:
|
|
password2 = getpass.getpass("Confirm password:")
|
|
if password != password2:
|
|
print "error"
|
|
sys.exit(1)
|
|
else:
|
|
password = None
|
|
print "in order to use wallet encryption, please install pycrypto (sudo easy_install pycrypto)"
|
|
|
|
host = raw_input("server (default:ecdsa.org):")
|
|
port = raw_input("port (default:50000):")
|
|
fee = raw_input("fee (default 0.005):")
|
|
if fee: wallet.fee = float(fee)
|
|
if host: wallet.host = host
|
|
if port: wallet.port = int(port)
|
|
seed = raw_input("if you are restoring an existing wallet, enter the seed. otherwise just press enter: ")
|
|
wallet.gap_limit = 5
|
|
if seed:
|
|
wallet.seed = seed
|
|
gap = raw_input("gap limit (default 5):")
|
|
if gap: wallet.gap_limit = int(gap)
|
|
print "recovering wallet..."
|
|
r = wallet.synchronize()
|
|
if r:
|
|
print "recovery successful"
|
|
wallet.save()
|
|
else:
|
|
print "no wallet found"
|
|
else:
|
|
wallet.new_seed(None)
|
|
print "Your seed is", wallet.seed
|
|
print "Please store it safely"
|
|
# generate first key
|
|
wallet.synchronize()
|
|
|
|
# check syntax
|
|
if cmd in ['payto', 'mktx']:
|
|
try:
|
|
to_address = args[1]
|
|
amount = int( 100000000 * Decimal(args[2]) )
|
|
label = ' '.join(args[3:])
|
|
if options.tx_fee:
|
|
options.tx_fee = int( 100000000 * Decimal(options.tx_fee) )
|
|
except:
|
|
firstarg = cmd
|
|
cmd = 'help'
|
|
|
|
# open session
|
|
if cmd not in ['password', 'mktx', 'history', 'label', 'contacts', 'help', 'validateaddress']:
|
|
wallet.new_session()
|
|
wallet.update()
|
|
wallet.save()
|
|
|
|
# commands needing password
|
|
if cmd in ['payto', 'password', 'mktx', 'seed' ] or ( cmd=='addresses' and options.show_keys):
|
|
password = getpass.getpass('Password:') if wallet.use_encryption else None
|
|
|
|
if cmd=='help':
|
|
cmd2 = firstarg
|
|
if cmd2 not in known_commands:
|
|
print "known commands:", ', '.join(known_commands)
|
|
print "help <command> shows the help on a specific command"
|
|
elif cmd2 == 'balance':
|
|
print "display the balance of your wallet"
|
|
elif cmd2 == 'contacts':
|
|
print "show your list of contacts"
|
|
elif cmd2 == 'payto':
|
|
print "payto <recipient> <amount> [label]"
|
|
print "create and broadcast a transaction."
|
|
print "<recipient> can be a bitcoin address or a label"
|
|
elif cmd2== 'sendtx':
|
|
print "sendtx <tx>"
|
|
print "broadcast a transaction to the network. <tx> must be in hexadecimal"
|
|
elif cmd2 == 'password':
|
|
print "change your password"
|
|
elif cmd2 == 'newaddress':
|
|
print "create a new receiving address. password is needed."
|
|
elif cmd2 == 'addresses':
|
|
print "show your list of addresses. options: -a, -k, -b"
|
|
elif cmd2 == 'history':
|
|
print "show the transaction history"
|
|
elif cmd2 == 'label':
|
|
print "assign a label to an item"
|
|
elif cmd2 == 'gui':
|
|
print "start the GUI"
|
|
elif cmd2 == 'mktx':
|
|
print "create a signed transaction. password protected"
|
|
print "syntax: mktx <recipient> <amount> [label]"
|
|
elif cmd2 == 'seed':
|
|
print "show generation seed of your wallet. password protected."
|
|
|
|
elif cmd == 'seed':
|
|
import mnemonic
|
|
seed = wallet.pw_decode( wallet.seed, password)
|
|
print seed, '"'+' '.join(mnemonic.mn_encode(seed))+'"'
|
|
|
|
elif cmd == 'validateaddress':
|
|
addr = args[1]
|
|
print wallet.is_valid(addr)
|
|
|
|
elif cmd == 't2':
|
|
wallet.create_t2_address(password)
|
|
|
|
elif cmd == 'balance':
|
|
c, u = wallet.get_balance()
|
|
if u:
|
|
print c*1e-8, u*1e-8
|
|
else:
|
|
print c*1e-8
|
|
|
|
elif cmd in [ 'contacts']:
|
|
for addr in wallet.addressbook:
|
|
print addr, " ", wallet.labels.get(addr)
|
|
|
|
elif cmd in [ 'addresses']:
|
|
for addr in wallet.all_addresses():
|
|
if options.show_all or not wallet.is_change(addr):
|
|
label = wallet.labels.get(addr) if not wallet.is_change(addr) else "[change]"
|
|
if label is None: label = ''
|
|
if options.show_balance:
|
|
h = wallet.history.get(addr)
|
|
ni = no = 0
|
|
for item in h:
|
|
if item['is_in']: ni += 1
|
|
else: no += 1
|
|
b = "%d %d %f"%(no, ni, wallet.get_addr_balance(addr)[0]*1e-8)
|
|
else: b=''
|
|
print addr, b, label
|
|
|
|
if cmd == 'history':
|
|
lines = wallet.get_tx_history()
|
|
b = 0
|
|
for line in lines:
|
|
import datetime
|
|
v = 1.*line['value']/1e8
|
|
b += v
|
|
v_str = "%f"%v if v<0 else "+%f"%v
|
|
try:
|
|
time_str = datetime.datetime.fromtimestamp( line['nTime'])
|
|
except:
|
|
print line['nTime']
|
|
time_str = 'pending'
|
|
label = line.get('label')
|
|
if not label: label = line['tx_hash']
|
|
else: label = label + ' '*(64 - len(label) )
|
|
|
|
print time_str, " ", label, " ", v_str, " ", "%f"%b
|
|
print "# balance: ", b
|
|
|
|
elif cmd == 'label':
|
|
try:
|
|
tx = args[1]
|
|
label = ' '.join(args[2:])
|
|
except:
|
|
print "syntax: label <tx_hash> <text>"
|
|
sys.exit(1)
|
|
wallet.labels[tx] = label
|
|
wallet.save()
|
|
|
|
elif cmd in ['payto', 'mktx']:
|
|
for k, v in wallet.labels.items():
|
|
if v == to_address:
|
|
to_address = k
|
|
print "alias", to_address
|
|
break
|
|
try:
|
|
tx = wallet.mktx( to_address, amount, label, password, fee = options.tx_fee )
|
|
except BaseException, e:
|
|
print e
|
|
tx = None
|
|
|
|
if tx and cmd=='payto':
|
|
r, h = wallet.sendtx( tx )
|
|
print h
|
|
else:
|
|
print tx
|
|
|
|
elif cmd == 'sendtx':
|
|
tx = args[1]
|
|
r, h = wallet.sendtx( tx )
|
|
print h
|
|
|
|
elif cmd == 'newaddress':
|
|
s, a = wallet.get_new_address()
|
|
print a
|
|
|
|
elif cmd == 'password':
|
|
try:
|
|
seed = wallet.pw_decode( wallet.seed, password)
|
|
except:
|
|
print "sorry"
|
|
sys.exit(1)
|
|
new_password = getpass.getpass('New password:')
|
|
if new_password == getpass.getpass('Confirm new password:'):
|
|
wallet.use_encryption = (new_password != '')
|
|
wallet.seed = wallet.pw_encode( seed, new_password)
|
|
wallet.save()
|
|
else:
|
|
print "error: mismatch"
|
|
|