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electrum-bitcoinprivate
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initial testnet support (petrkr)

This commit is contained in:
ThomasV 2017-01-07 16:58:23 +01:00
parent 9138cf3cb8
commit d042d6e970
8 changed files with 82 additions and 71 deletions
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6
electrum
View File

@ -95,7 +95,7 @@ if is_bundle or is_local or is_android:
imp.load_module('electrum', *imp.find_module('lib'))
imp.load_module('electrum_gui', *imp.find_module('gui'))
from electrum import bitcoin, network
from electrum import SimpleConfig, Network
from electrum.wallet import Wallet
from electrum.storage import WalletStorage
@ -324,6 +324,10 @@ if __name__ == '__main__':
config = SimpleConfig(config_options)
cmdname = config.get('cmd')
if config.get('testnet'):
bitcoin.set_testnet()
network.set_testnet()
# run non-RPC commands separately
if cmdname in ['create', 'restore']:
run_non_RPC(config)

109
lib/bitcoin.py
View File

@ -36,6 +36,23 @@ from util import print_error, InvalidPassword
import ecdsa
import aes
# Bitcoin network constants
TESTNET = False
ADDRTYPE_P2PKH = 0
ADDRTYPE_P2SH = 5
XPRV_HEADER = "0488ade4"
XPUB_HEADER = "0488b21e"
def set_testnet():
global ADDRTYPE_P2PKH, ADDRTYPE_P2SH
global XPRV_HEADER, XPUB_HEADER
global TESTNET
TESTNET = True
ADDRTYPE_P2PKH = 111
ADDRTYPE_P2SH = 196
XPRV_HEADER = "04358394"
XPUB_HEADER = "043587cf"
################################## transactions
FEE_STEP = 10000
@ -226,11 +243,7 @@ def hash_160(public_key):
md.update(sha256(public_key))
return md.digest()
def public_key_to_bc_address(public_key):
h160 = hash_160(public_key)
return hash_160_to_bc_address(h160)
def hash_160_to_bc_address(h160, addrtype = 0):
def hash_160_to_bc_address(h160, addrtype):
vh160 = chr(addrtype) + h160
h = Hash(vh160)
addr = vh160 + h[0:4]
@ -240,6 +253,15 @@ def bc_address_to_hash_160(addr):
bytes = base_decode(addr, 25, base=58)
return ord(bytes[0]), bytes[1:21]
def hash160_to_p2pkh(h160):
return hash_160_to_bc_address(h160, ADDRTYPE_P2PKH)
def hash160_to_p2sh(h160):
return hash_160_to_bc_address(h160, ADDRTYPE_P2SH)
def public_key_to_bc_address(public_key):
return hash160_to_p2pkh(hash_160(public_key))
__b58chars = '123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz'
assert len(__b58chars) == 58
@ -318,12 +340,14 @@ def PrivKeyToSecret(privkey):
return privkey[9:9+32]
def SecretToASecret(secret, compressed=False, addrtype=0):
def SecretToASecret(secret, compressed=False):
addrtype = ADDRTYPE_P2PKH
vchIn = chr((addrtype+128)&255) + secret
if compressed: vchIn += '\01'
return EncodeBase58Check(vchIn)
def ASecretToSecret(key, addrtype=0):
def ASecretToSecret(key):
addrtype = ADDRTYPE_P2PKH
vch = DecodeBase58Check(key)
if vch and vch[0] == chr((addrtype+128)&255):
return vch[1:]
@ -380,19 +404,19 @@ def is_address(addr):
addrtype, h = bc_address_to_hash_160(addr)
except Exception:
return False
if addrtype not in [0, 5]:
if addrtype not in [ADDRTYPE_P2PKH, ADDRTYPE_P2SH]:
return False
return addr == hash_160_to_bc_address(h, addrtype)
def is_p2pkh(addr):
if is_address(addr):
addrtype, h = bc_address_to_hash_160(addr)
return addrtype in [0]
return addrtype == ADDRTYPE_P2PKH
def is_p2sh(addr):
if is_address(addr):
addrtype, h = bc_address_to_hash_160(addr)
return addrtype in [5]
return addrtype == ADDRTYPE_P2SH
def is_private_key(key):
try:
@ -702,50 +726,21 @@ def _CKD_pub(cK, c, s):
return cK_n, c_n
BITCOIN_HEADER_PRIV = "0488ade4"
BITCOIN_HEADER_PUB = "0488b21e"
TESTNET_HEADER_PRIV = "04358394"
TESTNET_HEADER_PUB = "043587cf"
BITCOIN_HEADERS = (BITCOIN_HEADER_PUB, BITCOIN_HEADER_PRIV)
TESTNET_HEADERS = (TESTNET_HEADER_PUB, TESTNET_HEADER_PRIV)
def _get_headers(testnet):
"""Returns the correct headers for either testnet or bitcoin, in the form
of a 2-tuple, like (public, private)."""
if testnet:
return TESTNET_HEADERS
else:
return BITCOIN_HEADERS
def deserialize_xkey(xkey):
xkey = DecodeBase58Check(xkey)
assert len(xkey) == 78
xkey_header = xkey[0:4].encode('hex')
# Determine if the key is a bitcoin key or a testnet key.
if xkey_header in TESTNET_HEADERS:
head = TESTNET_HEADER_PRIV
elif xkey_header in BITCOIN_HEADERS:
head = BITCOIN_HEADER_PRIV
else:
raise Exception("Unknown xkey header: '%s'" % xkey_header)
depth = ord(xkey[4])
fingerprint = xkey[5:9]
child_number = xkey[9:13]
c = xkey[13:13+32]
if xkey[0:4].encode('hex') == head:
if xkey[0:4].encode('hex') == XPRV_HEADER:
K_or_k = xkey[13+33:]
else:
K_or_k = xkey[13+32:]
return depth, fingerprint, child_number, c, K_or_k
def get_xkey_name(xkey, testnet=False):
def get_xkey_name(xkey):
depth, fingerprint, child_number, c, K = deserialize_xkey(xkey)
n = int(child_number.encode('hex'), 16)
if n & BIP32_PRIME:
@ -760,38 +755,34 @@ def get_xkey_name(xkey, testnet=False):
raise BaseException("xpub depth error")
def xpub_from_xprv(xprv, testnet=False):
def xpub_from_xprv(xprv):
depth, fingerprint, child_number, c, k = deserialize_xkey(xprv)
K, cK = get_pubkeys_from_secret(k)
header_pub, _ = _get_headers(testnet)
xpub = header_pub.decode('hex') + chr(depth) + fingerprint + child_number + c + cK
xpub = XPUB_HEADER.decode('hex') + chr(depth) + fingerprint + child_number + c + cK
return EncodeBase58Check(xpub)
def bip32_root(seed, testnet=False):
header_pub, header_priv = _get_headers(testnet)
def bip32_root(seed):
I = hmac.new("Bitcoin seed", seed, hashlib.sha512).digest()
master_k = I[0:32]
master_c = I[32:]
K, cK = get_pubkeys_from_secret(master_k)
xprv = (header_priv + "00" + "00000000" + "00000000").decode("hex") + master_c + chr(0) + master_k
xpub = (header_pub + "00" + "00000000" + "00000000").decode("hex") + master_c + cK
xprv = (XPRV_HEADER + "00" + "00000000" + "00000000").decode("hex") + master_c + chr(0) + master_k
xpub = (XPUB_HEADER + "00" + "00000000" + "00000000").decode("hex") + master_c + cK
return EncodeBase58Check(xprv), EncodeBase58Check(xpub)
def xpub_from_pubkey(cK, testnet=False):
header_pub, header_priv = _get_headers(testnet)
def xpub_from_pubkey(cK):
assert cK[0] in ['\x02','\x03']
master_c = chr(0)*32
xpub = (header_pub + "00" + "00000000" + "00000000").decode("hex") + master_c + cK
xpub = (XPUB_HEADER + "00" + "00000000" + "00000000").decode("hex") + master_c + cK
return EncodeBase58Check(xpub)
def bip32_private_derivation(xprv, branch, sequence, testnet=False):
def bip32_private_derivation(xprv, branch, sequence):
assert sequence.startswith(branch)
if branch == sequence:
return xprv, xpub_from_xprv(xprv, testnet)
header_pub, header_priv = _get_headers(testnet)
return xprv, xpub_from_xprv(xprv)
depth, fingerprint, child_number, c, k = deserialize_xkey(xprv)
sequence = sequence[len(branch):]
for n in sequence.split('/'):
@ -805,13 +796,12 @@ def bip32_private_derivation(xprv, branch, sequence, testnet=False):
fingerprint = hash_160(parent_cK)[0:4]
child_number = ("%08X"%i).decode('hex')
K, cK = get_pubkeys_from_secret(k)
xprv = header_priv.decode('hex') + chr(depth) + fingerprint + child_number + c + chr(0) + k
xpub = header_pub.decode('hex') + chr(depth) + fingerprint + child_number + c + cK
xprv = XPRV_HEADER.decode('hex') + chr(depth) + fingerprint + child_number + c + chr(0) + k
xpub = XPUB_HEADER.decode('hex') + chr(depth) + fingerprint + child_number + c + cK
return EncodeBase58Check(xprv), EncodeBase58Check(xpub)
def bip32_public_derivation(xpub, branch, sequence, testnet=False):
header_pub, _ = _get_headers(testnet)
def bip32_public_derivation(xpub, branch, sequence):
depth, fingerprint, child_number, c, cK = deserialize_xkey(xpub)
assert sequence.startswith(branch)
sequence = sequence[len(branch):]
@ -821,10 +811,9 @@ def bip32_public_derivation(xpub, branch, sequence, testnet=False):
parent_cK = cK
cK, c = CKD_pub(cK, c, i)
depth += 1
fingerprint = hash_160(parent_cK)[0:4]
child_number = ("%08X"%i).decode('hex')
xpub = header_pub.decode('hex') + chr(depth) + fingerprint + child_number + c + cK
xpub = XPUB_HEADER.decode('hex') + chr(depth) + fingerprint + child_number + c + cK
return EncodeBase58Check(xpub)

3
lib/blockchain.py
View File

@ -27,6 +27,7 @@
import os
import util
import bitcoin
from bitcoin import *
MAX_TARGET = 0x00000000FFFF0000000000000000000000000000000000000000000000000000
@ -51,6 +52,7 @@ class Blockchain(util.PrintError):
def verify_header(self, header, prev_header, bits, target):
prev_hash = self.hash_header(prev_header)
assert prev_hash == header.get('prev_block_hash'), "prev hash mismatch: %s vs %s" % (prev_hash, header.get('prev_block_hash'))
if bitcoin.TESTNET: return
assert bits == header.get('bits'), "bits mismatch: %s vs %s" % (bits, header.get('bits'))
_hash = self.hash_header(header)
assert int('0x' + _hash, 16) <= target, "insufficient proof of work: %s vs target %s" % (int('0x' + _hash, 16), target)
@ -109,6 +111,7 @@ class Blockchain(util.PrintError):
if os.path.exists(filename):
return
try:
if bitcoin.TESTNET: raise
import urllib, socket
socket.setdefaulttimeout(30)
self.print_error("downloading ", self.headers_url)

5
lib/commands.py
View File

@ -38,7 +38,7 @@ from decimal import Decimal
import util
from util import print_msg, format_satoshis, print_stderr
import bitcoin
from bitcoin import is_address, hash_160_to_bc_address, hash_160, COIN, TYPE_ADDRESS
from bitcoin import is_address, hash_160, COIN, TYPE_ADDRESS
from transaction import Transaction
import paymentrequest
from paymentrequest import PR_PAID, PR_UNPAID, PR_UNKNOWN, PR_EXPIRED
@ -251,7 +251,7 @@ class Commands:
"""Create multisig address"""
assert isinstance(pubkeys, list), (type(num), type(pubkeys))
redeem_script = Transaction.multisig_script(pubkeys, num)
address = hash_160_to_bc_address(hash_160(redeem_script.decode('hex')), 5)
address = bitcoin.hash160_to_p2sh(hash_160(redeem_script.decode('hex')))
return {'address':address, 'redeemScript':redeem_script}
@command('w')
@ -746,6 +746,7 @@ def get_parser():
group.add_argument("-D", "--dir", dest="electrum_path", help="electrum directory")
group.add_argument("-P", "--portable", action="store_true", dest="portable", default=False, help="Use local 'electrum_data' directory")
group.add_argument("-w", "--wallet", dest="wallet_path", help="wallet path")
group.add_argument("--testnet", action="store_true", dest="testnet", default=False, help="Use Testnet")
# create main parser
parser = argparse.ArgumentParser(
parents=[parent_parser],

14
lib/network.py
View File

@ -64,6 +64,14 @@ DEFAULT_SERVERS = {
'btc.mustyoshi.com':{'t':'50001', 's':'50002'},
}
def set_testnet():
global DEFAULT_PORTS, DEFAULT_SERVERS
DEFAULT_PORTS = {'t':'51001', 's':'51002'}
DEFAULT_SERVERS = {
'14.3.140.101': DEFAULT_PORTS,
'testnet.not.fyi': DEFAULT_PORTS
}
NODES_RETRY_INTERVAL = 60
SERVER_RETRY_INTERVAL = 10
@ -99,7 +107,7 @@ def parse_servers(result):
return servers
def filter_protocol(hostmap = DEFAULT_SERVERS, protocol = 's'):
def filter_protocol(hostmap, protocol = 's'):
'''Filters the hostmap for those implementing protocol.
The result is a list in serialized form.'''
eligible = []
@ -109,7 +117,9 @@ def filter_protocol(hostmap = DEFAULT_SERVERS, protocol = 's'):
eligible.append(serialize_server(host, port, protocol))
return eligible
def pick_random_server(hostmap = DEFAULT_SERVERS, protocol = 's', exclude_set = set()):
def pick_random_server(hostmap = None, protocol = 's', exclude_set = set()):
if hostmap is None:
hostmap = DEFAULT_SERVERS
eligible = list(set(filter_protocol(hostmap, protocol)) - exclude_set)
return random.choice(eligible) if eligible else None

3
lib/simple_config.py
View File

@ -76,6 +76,9 @@ class SimpleConfig(PrintError):
if path is None:
path = self.user_dir()
if self.get('testnet'):
path = os.path.join(path, 'testnet')
# Make directory if it does not yet exist.
if not os.path.exists(path):
if os.path.islink(path):

11
lib/transaction.py
View File

@ -30,6 +30,7 @@
import bitcoin
from bitcoin import *
from bitcoin import hash160_to_p2sh, hash160_to_p2pkh
from util import print_error, profiler
import time
import sys
@ -359,7 +360,7 @@ def parse_scriptSig(d, bytes):
d['x_pubkeys'] = x_pubkeys
d['pubkeys'] = pubkeys
d['redeemScript'] = redeemScript
d['address'] = hash_160_to_bc_address(hash_160(redeemScript.decode('hex')), 5)
d['address'] = hash160_to_p2sh(hash_160(redeemScript.decode('hex')))
@ -377,12 +378,12 @@ def get_address_from_output_script(bytes):
# DUP HASH160 20 BYTES:... EQUALVERIFY CHECKSIG
match = [ opcodes.OP_DUP, opcodes.OP_HASH160, opcodes.OP_PUSHDATA4, opcodes.OP_EQUALVERIFY, opcodes.OP_CHECKSIG ]
if match_decoded(decoded, match):
return TYPE_ADDRESS, hash_160_to_bc_address(decoded[2][1])
return TYPE_ADDRESS, hash160_to_p2pkh(decoded[2][1])
# p2sh
match = [ opcodes.OP_HASH160, opcodes.OP_PUSHDATA4, opcodes.OP_EQUAL ]
if match_decoded(decoded, match):
return TYPE_ADDRESS, hash_160_to_bc_address(decoded[1][1],5)
return TYPE_ADDRESS, hash160_to_p2sh(decoded[1][1])
return TYPE_SCRIPT, bytes
@ -540,11 +541,11 @@ class Transaction:
return addr.encode('hex')
elif output_type == TYPE_ADDRESS:
addrtype, hash_160 = bc_address_to_hash_160(addr)
if addrtype == 0:
if addrtype == bitcoin.ADDRTYPE_P2PKH:
script = '76a9' # op_dup, op_hash_160
script += push_script(hash_160.encode('hex'))
script += '88ac' # op_equalverify, op_checksig
elif addrtype == 5:
elif addrtype == bitcoin.ADDRTYPE_P2SH:
script = 'a9' # op_hash_160
script += push_script(hash_160.encode('hex'))
script += '87' # op_equal

2
lib/wallet.py
View File

@ -1633,7 +1633,7 @@ class Multisig_Wallet(Deterministic_Wallet):
def pubkeys_to_address(self, pubkeys):
redeem_script = Transaction.multisig_script(sorted(pubkeys), self.m)
address = hash_160_to_bc_address(hash_160(redeem_script.decode('hex')), 5)
address = hash_160_to_bc_address(hash_160(redeem_script.decode('hex')), bitcoin.ADDRTYPE_P2SH)
return address
def new_pubkeys(self, c, i):