def pycoin_sec2addr(sec):
coin = ci.external_tests['testnet']['pycoin'][g.coin] if g.testnet else g.coin
key = pcku.parse_key(sec,[network_for_netcode(coin)],secp256k1_generator)[1]
if key is None: die(1,"can't parse {}".format(sec))
o = pcku.create_output(sec,key,network_for_netcode(coin))[0]
suf = ('_uncompressed','')[addr_type.compressed]
wif = o['wif{}'.format(suf)]
addr = o['p2sh_segwit' if addr_type.name == 'segwit' else '{}_address{}'.format(coin,suf)]
return wif,addr
def pycoin_sec2addr(sec):
coin = ci.external_tests['testnet']['pycoin'][g.coin] if g.testnet else g.coin
key = pcku.parse_key(sec,[network_for_netcode(coin)])[1]
if key is None: die(1,"can't parse {}".format(sec))
d = {
'legacy': ('wif_uncompressed','address_uncompressed'),
'compressed': ('wif','address'),
'segwit': ('wif','p2sh_segwit'),
}[addr_type.name]
return [pcku.create_output(sec,key,network_for_netcode(coin),d[i])[0][d[i]] for i in (0,1)]
def ku(args, parser):
fallback_network = network_for_netcode(args.network
or get_current_netcode())
parse_networks = [fallback_network] + [
network_for_netcode(netcode) for netcode in network_codes()
]
if args.network:
parse_networks = [network_for_netcode(args.network)]
override_network = None
if args.override_network:
# Override the network value, so we can take the same xpubkey and view what
# the values would be on each other network type.
override_network = network_for_netcode(args.override_network)
def parse_stdin():
return [
item for item in sys.stdin.readline().strip().split(' ')
if len(item) > 0
]
output_key_set = set(args.brief or [])
if args.wallet:
output_key_set.add("wallet_key")
elif args.wif:
output_key_set.add("wif_uncompressed" if args.uncompressed else "wif")
elif args.address:
output_key_set.add("address" +
("_uncompressed" if args.uncompressed else ""))
items = args.item if len(args.item) > 0 else parse_stdin()
for item in items:
key = parse_key(item, parse_networks)
if key is None:
print("can't parse %s" % item, file=sys.stderr)
continue
if override_network:
key = key.override_network(override_network)
display_network = override_network or key._network or fallback_network
if hasattr(key, "subkeys"):
key_iter = key.subkeys(args.subkey)
else:
key_iter = [key]
for key in key_iter:
if args.public:
key = key.public_copy()
output_dict, output_order = create_output(item, key,
output_key_set)
generate_output(args, output_dict, output_order)
def pycoin_sec2addr(sec):
coin = ci.external_tests['testnet']['pycoin'][
g.coin] if g.testnet else g.coin
key = pcku.parse_key(sec, [network_for_netcode(coin)])[1]
if key is None: die(1, "can't parse {}".format(sec))
d = {
'legacy': ('wif_uncompressed', 'address_uncompressed'),
'compressed': ('wif', 'address'),
'segwit': ('wif', 'p2sh_segwit'),
}[addr_type.name]
return [
pcku.create_output(sec, key, network_for_netcode(coin), d[i])[0][d[i]]
for i in (0, 1)
]
def keychain(args, parser):
network = network_for_netcode(args.netcode)
parse = network.ui.parse
keychain = Keychain(sqlite3.connect(args.keychain))
keys = []
for _ in args.key:
key = parse(_, types=["electrum", "bip32"])
if not key:
raise ValueError("can't parse %s" % _)
keys.append(key)
subkey_paths = args.subkey_paths
m = args.multisig
if m and m > len(keys):
raise ValueError("not enough keys for %d signatures" % m)
total_paths = 0
script_for_multisig = network.ui._script_info.script_for_multisig
for path in subpaths_for_path_range(subkey_paths):
if m:
secs = sorted([_.subkey_for_path(path).sec() for _ in keys])
script = script_for_multisig(m, secs)
keychain.add_p2s_script(script)
print(network.ui.address_for_p2s(script))
total_paths += keychain.add_keys_path(keys, path)
keychain.commit()
print("%d total paths" % total_paths, file=sys.stderr)
def test_is_wif_valid(self):
WIFS = [
"KwDiBf89QgGbjEhKnhXJuH7LrciVrZi3qYjgd9M7rFU73sVHnoWn",
"5HpHagT65TZzG1PH3CSu63k8DbpvD8s5ip4nEB3kEsreAnchuDf",
"KwDiBf89QgGbjEhKnhXJuH7LrciVrZi3qYjgd9M7rFU74NMTptX4",
"5HpHagT65TZzG1PH3CSu63k8DbpvD8s5ip4nEB3kEsreAvUcVfH"
]
for wif in WIFS:
self.assertEqual(is_wif_valid(wif), "BTC")
a = wif[:-1] + chr(ord(wif[-1]) + 1)
self.assertEqual(is_wif_valid(a), None)
from pycoin.networks.registry import network_for_netcode
NETWORK_NAMES = network_codes()
for netcode in NETWORK_NAMES:
network = network_for_netcode(netcode)
if not getattr(network, "key", None):
continue
for se in range(1, 10):
key = network.key(secret_exponent=se,
generator=secp256k1_generator)
for tv in [True, False]:
wif = key.wif(use_uncompressed=tv)
self.assertEqual(
is_wif_valid(wif, allowable_netcodes=[netcode]),
netcode)
a = wif[:-1] + chr(ord(wif[-1]) + 1)
self.assertEqual(
is_wif_valid(a, allowable_netcodes=[netcode]), None)
def create_parser():
codes = network_codes()
parser = argparse.ArgumentParser(
description=(
'Cache look-up information into a Keychain for use with tx. '
'Useful for hiearchical keys with many children.'),
epilog=('Known networks codes:\n ' + ', '.join([
'%s (%s)' % (i, network_for_netcode(i).full_name()) for i in codes
])))
parser.add_argument('-n',
"--netcode",
help='specify network by netcode',
choices=codes,
default="BTC")
parser.add_argument(
'-m',
"--multisig",
metavar="sigcount",
type=int,
help='multisig, with this many signatures need to unencumber the funds'
)
parser.add_argument('keychain',
help='the keychain file (SQLite3 formatted)')
parser.add_argument('subkey_paths',
help='subkey paths (example: 0H/2/15-20)')
parser.add_argument(
'key',
nargs="+",
help='a hierarchical wallet key string (public suffices)')
return parser
def keychain(args, parser):
network = network_for_netcode(args.netcode)
parse = network.ui.parse
keychain = network.keychain(sqlite3.connect(args.keychain))
keys = []
for _ in args.key:
key = parse(_, types=["electrum", "bip32"])
if not key:
raise ValueError("can't parse %s" % _)
keys.append(key)
subkey_paths = args.subkey_paths
m = args.multisig
if m and m > len(keys):
raise ValueError("not enough keys for %d signatures" % m)
total_paths = 0
for path in subpaths_for_path_range(subkey_paths):
if m:
secs = sorted([_.subkey_for_path(path).sec() for _ in keys])
script = network.contract.for_multisig(m, secs)
keychain.add_p2s_script(script)
print(network.ui.address_for_p2s(script))
total_paths += keychain.add_keys_path(keys, path)
keychain.commit()
print("%d total paths" % total_paths, file=sys.stderr)
def create_parser():
codes = network_codes()
parser = argparse.ArgumentParser(
description='Create or verify a text signature using bitcoin standards',
epilog=('Known networks codes:\n ' + ', '.join([
'%s (%s)' % (i, network_for_netcode(i).full_name()) for i in codes
])))
parser.add_argument('-n',
"--network",
help='specify network (default: BTC = Bitcoin)',
default='BTC',
choices=codes)
subparsers = parser.add_subparsers(dest="command")
sign = subparsers.add_parser('sign',
help='sign a message with a private key')
sign.add_argument('WIF', help='the WIF to sign the message with')
add_read_msg_arguments(sign, "signed")
verify = subparsers.add_parser('verify')
verify.add_argument('signature', help='the signature to verify')
verify.add_argument('address',
nargs="?",
help='the address to verify against')
add_read_msg_arguments(verify, "verified")
return parser
def test_is_wif_valid(self):
WIFS = [
"KwDiBf89QgGbjEhKnhXJuH7LrciVrZi3qYjgd9M7rFU73sVHnoWn",
"5HpHagT65TZzG1PH3CSu63k8DbpvD8s5ip4nEB3kEsreAnchuDf",
"KwDiBf89QgGbjEhKnhXJuH7LrciVrZi3qYjgd9M7rFU74NMTptX4",
"5HpHagT65TZzG1PH3CSu63k8DbpvD8s5ip4nEB3kEsreAvUcVfH"
]
for wif in WIFS:
self.assertEqual(BTC.parse.wif(wif).wif(), wif)
a = wif[:-1] + chr(ord(wif[-1]) + 1)
self.assertIsNone(BTC.parse.wif(a))
NETWORK_NAMES = network_codes()
for netcode in NETWORK_NAMES:
network = network_for_netcode(netcode)
if not getattr(network, "Key", None):
continue
for se in range(1, 10):
key = network.Key(secret_exponent=se)
for tv in [True, False]:
wif = key.wif(is_compressed=tv)
self.assertEqual(network.parse.wif(wif).wif(), wif)
a = wif[:-1] + chr(ord(wif[-1]) + 1)
self.assertIsNone(network.parse.wif(a))
def parse_context(args, parser):
network = network_for_netcode(args.network)
tx_class = network.tx
# we create the tx_db lazily
tx_db = None
if args.db:
try:
txs = [tx_class.from_hex(tx_hex) for tx_hex in args.db]
except Exception:
parser.error("can't parse ")
the_ram_tx_db = dict((tx.hash(), tx) for tx in txs)
if tx_db is None:
tx_db = create_tx_db(network)
tx_db.lookup_methods.append(the_ram_tx_db.get)
# defaults
txs = []
spendables = []
payables = []
key_iters = []
# there are a few warnings we might optionally print out, but only if
# they are relevant. We don't want to print them out multiple times, so we
# collect them here and print them at the end if they ever kick in.
warning_spendables = None
for arg in args.argument:
tx, tx_db = parse_tx(tx_class, arg, parser, tx_db, network)
if tx:
txs.append(tx)
continue
if key_found(arg, payables, key_iters, network):
continue
if parse_parts(tx_class, arg, spendables, payables, network):
continue
payable = script_for_address_or_opcodes(network, arg)
if payable is not None:
payables.append((payable, 0))
continue
parser.error("can't parse %s" % arg)
parse_private_key_file(args, key_iters)
if args.fetch_spendables:
warning_spendables = message_about_spendables_for_address_env(args.network)
for address in args.fetch_spendables:
spendables.extend(spendables_for_address(address, args.network))
return (network, txs, spendables, payables, key_iters, tx_db, warning_spendables)
def coinc(args, parser):
network = network_for_netcode(args.network)
for arg in args.argument:
info = info_for_arg(arg, network)
for k in ("compiled_script_hex address_p2s preimage_p2s_hex "
"address_p2s_wit underlying_script disassembled_script"
).split():
print(info[k])
def msg_sign(args, parser):
network = network_for_netcode(args.network)
message_signer = network.msg
message_hash = get_message_hash(args, message_signer)
network, key = parse_key(args.WIF, [network])
is_compressed = key.is_compressed()
sig = message_signer.signature_for_message_hash(
key.secret_exponent(), msg_hash=message_hash, is_compressed=is_compressed)
print(sig)
def ku(args, parser):
fallback_network = network_for_netcode(args.network or get_current_netcode())
parse_networks = [fallback_network] + [network_for_netcode(netcode) for netcode in network_codes()]
if args.network:
parse_networks = [network_for_netcode(args.network)]
override_network = None
if args.override_network:
# Override the network value, so we can take the same xpubkey and view what
# the values would be on each other network type.
override_network = network_for_netcode(args.override_network)
def parse_stdin():
return [item for item in sys.stdin.readline().strip().split(' ') if len(item) > 0]
output_key_set = set(args.brief or [])
if args.wallet:
output_key_set.add("wallet_key")
elif args.wif:
output_key_set.add("wif_uncompressed" if args.uncompressed else "wif")
elif args.address:
output_key_set.add("address" + ("_uncompressed" if args.uncompressed else ""))
items = args.item if len(args.item) > 0 else parse_stdin()
for item in items:
key_network, key = parse_key(item, parse_networks)
if key is None:
print("can't parse %s" % item, file=sys.stderr)
continue
display_network = override_network or key_network or fallback_network
if hasattr(key, "subkeys"):
key_iter = key.subkeys(args.subkey)
else:
key_iter = [key]
for key in key_iter:
if args.public:
key = key.public_copy()
output_dict, output_order = create_output(item, key, display_network, output_key_set)
generate_output(args, output_dict, output_order)
def mnemonic_to_bip32_node(mnemonic, passphrase='', net_code='BTC'):
"""
mnemonic sentence to bip32 node
:param mnemonic: mnemonic sentence
:param passphrase: used for PBKDF2 salt('mnemonic' + passphrase)
:param net_code: 'BTC' => "mainnet", 'XTN' => "testnet3"
"""
master_seed = Mnemonic.to_seed(mnemonic, passphrase=passphrase)
network = network_for_netcode(net_code)
return network.keys.bip32_seed(master_seed)
def external_key_from_account_hwif(hwif, key_idx=0, net_code='BTC'):
"""
path 0 / {key_idx}
:param hwif: bip32 private key format
:param key_idx: 0 as first key
:param net_code: hwif corresponding net code
"""
network = network_for_netcode(net_code)
node = network.parse.bip32(hwif)
return node.subkey_for_path(f'0/{key_idx}')
def mnemonic_to_bip32_hwif(mnemonic, passphrase='', net_code='BTC'):
"""
mnemonic sentence to bip32 private key format which starts with 'xprv'
:param mnemonic: mnemonic sentence
:param passphrase: used for PBKDF2 salt('mnemonic' + passphrase)
:param net_code: BTC or XTN(test net)
"""
master_seed = Mnemonic.to_seed(mnemonic, passphrase=passphrase)
network = network_for_netcode(net_code)
master = network.keys.bip32_seed(master_seed)
return master.hwif(as_private=True)
def msg_sign(args, parser):
network = network_for_netcode(args.network)
message_signer = network.msg
message_hash = get_message_hash(args, message_signer)
network, key = parse_key(args.WIF, [network])
is_compressed = key.is_compressed()
sig = message_signer.signature_for_message_hash(
key.secret_exponent(),
msg_hash=message_hash,
is_compressed=is_compressed)
print(sig)
def ku(args, parser):
generator = secp256k1_generator
fallback_network = network_for_netcode(args.network
or get_current_netcode())
parse_networks = [
network_for_netcode(netcode) for netcode in network_codes()
]
if args.network:
parse_networks = [network_for_netcode(args.network)]
override_network = None
if args.override_network:
# Override the network value, so we can take the same xpubkey and view what
# the values would be on each other network type.
override_network = network_for_netcode(args.override_network)
def parse_stdin():
return [
item for item in sys.stdin.readline().strip().split(' ')
if len(item) > 0
]
items = args.item if len(args.item) > 0 else parse_stdin()
for item in items:
key_network, key = parse_key(item, parse_networks, generator)
if key is None:
print("can't parse %s" % item, file=sys.stderr)
continue
display_network = override_network or key_network or fallback_network
for key in key.subkeys(args.subkey or ""):
if args.public:
key = key.public_copy()
output_dict, output_order = create_output(item, key,
display_network)
generate_output(args, output_dict, output_order)
def bip44_btc_account(mnemonic, account=0, passphrase=''):
"""
bip44 btc format m / 44' / 0' / {account}'
account can generate related address/key pairs
:param mnemonic: mnemonic sentence
:param account: 0 as first account
:param passphrase: used for PBKDF2 salt('mnemonic' + passphrase)
"""
master_seed = Mnemonic.to_seed(mnemonic, passphrase=passphrase)
network = network_for_netcode('BTC')
master = network.keys.bip32_seed(master_seed)
return master.subkey_for_path(f'44H/0H/{account}H')
def msg_sign(args, parser):
network = network_for_netcode(args.network)
message_signer = MessageSigner(network.network_name, network.ui,
secp256k1_generator)
message_hash = get_message_hash(args, message_signer)
network, key = parse_key(args.WIF, [network], secp256k1_generator)
is_compressed = not key._use_uncompressed()
sig = message_signer.signature_for_message_hash(
key.secret_exponent(),
msg_hash=message_hash,
is_compressed=is_compressed)
print(sig)
def bip44_test_external_key(mnemonic, account=0, key_idx=0, passphrase=''):
"""
bip44 testnet format m / 44' / 1' / {account}' / 0 / {key_idx}
:param mnemonic: mnemonic sentence
:param account: 0 as first account
:param key_idx: 0 as first key
:param passphrase: used for PBKDF2 salt('mnemonic' + passphrase)
"""
master_seed = Mnemonic.to_seed(mnemonic, passphrase=passphrase)
network = network_for_netcode('XTN')
master = network.keys.bip32_seed(master_seed)
return master.subkey_for_path(f'44H/1H/{account}H/0/{key_idx}')
def bip44_eth_account(mnemonic, account=0, passphrase=''):
"""
bip44 eth format m / 44' / 0' / {account}'
account can generate related address/key pairs
:param mnemonic: mnemonic sentence
:param account: 0 as first account
:param passphrase: used for PBKDF2 salt('mnemonic' + passphrase)
"""
master_seed = Mnemonic.to_seed(mnemonic, passphrase=passphrase)
# we just need the private key, BTC symbol will not used to generate address for ETH
network = network_for_netcode('BTC')
master = network.keys.bip32_seed(master_seed)
return master.subkey_for_path(f'44H/60H/{account}H')
def create_parser():
codes = network_codes()
parser = argparse.ArgumentParser(
description=(
'Cache look-up information into a Keychain for use with tx. '
'Useful for hiearchical keys with many children.'),
epilog=('Known networks codes:\n ' +
', '.join(['%s (%s)' % (i, network_for_netcode(i).full_name()) for i in codes]))
)
parser.add_argument('-n', "--netcode", help='specify network by netcode', choices=codes, default="BTC")
parser.add_argument('-m', "--multisig", metavar="sigcount", type=int,
help='multisig, with this many signatures need to unencumber the funds')
parser.add_argument('keychain', help='the keychain file (SQLite3 formatted)')
parser.add_argument('subkey_paths', help='subkey paths (example: 0H/2/15-20)')
parser.add_argument('key', nargs="+", help='a hierarchical wallet key string (public suffices)')
return parser
def test_keychain(self):
netcode = "BTC"
network = network_for_netcode(netcode)
BIP32 = network.ui._bip32node_class
keychain = Keychain()
bip32_list = [BIP32.from_master_secret(_) for _ in [b"foo", b"bar"]]
for bip32 in bip32_list:
keychain.add_key_paths(bip32.public_copy(), subpaths_for_path_range("0-1/0-10"))
keychain.add_secrets(bip32_list)
for bip32 in bip32_list:
for path in ["0/5", "1/2", "0/9"]:
subkey = bip32.subkey_for_path("0/5")
v = keychain.get(subkey.hash160())
self.assertEqual(v[0], subkey.secret_exponent())
v = keychain.get(b'0' * 32)
self.assertEqual(v, None)
def test_is_public_private_bip32_valid(self):
from pycoin.networks.registry import network_for_netcode
NETWORK_NAMES = network_codes()
WALLET_KEYS = ["foo", "1", "2", "3", "4", "5"]
# not all networks support BIP32 yet
for netcode in "BTC XTN DOGE".split():
network = network_for_netcode(netcode)
BIP32Node = network.ui._bip32node_class
for wk in WALLET_KEYS:
wallet = BIP32Node.from_master_secret(secp256k1_generator,
wk.encode("utf8"))
text = wallet.wallet_key(as_private=True)
self.assertEqual(
is_private_bip32_valid(text,
allowable_netcodes=NETWORK_NAMES),
netcode)
self.assertEqual(
is_public_bip32_valid(text,
allowable_netcodes=NETWORK_NAMES),
None)
a = text[:-1] + chr(ord(text[-1]) + 1)
self.assertEqual(
is_private_bip32_valid(a,
allowable_netcodes=NETWORK_NAMES),
None)
self.assertEqual(
is_public_bip32_valid(a, allowable_netcodes=NETWORK_NAMES),
None)
text = wallet.wallet_key(as_private=False)
self.assertEqual(
is_private_bip32_valid(text,
allowable_netcodes=NETWORK_NAMES),
None)
self.assertEqual(
is_public_bip32_valid(text,
allowable_netcodes=NETWORK_NAMES),
netcode)
a = text[:-1] + chr(ord(text[-1]) + 1)
self.assertEqual(
is_private_bip32_valid(a,
allowable_netcodes=NETWORK_NAMES),
None)
self.assertEqual(
is_public_bip32_valid(a, allowable_netcodes=NETWORK_NAMES),
None)
def test_repr(self):
BitcoinTestnet = network_for_netcode("XTN")
Key = BitcoinTestnet.ui._key_class
key = Key(secret_exponent=273)
wallet = XTNBIP32Node.from_master_secret(
bytes(key.wif().encode('ascii')))
address = wallet.address()
pub_k = key_from_text(address, networks=[BitcoinTestnet])
self.assertEqual(repr(pub_k), '<myb5gZNXePNf2E2ksrjnHRFCwyuvt7oEay>')
wif = wallet.wif()
priv_k = key_from_text(wif, networks=[BitcoinTestnet])
self.assertEqual(
repr(priv_k),
'private_for <XTNSEC:03ad094b1dc9fdce5d3648ca359b4e210a89d049532fdd39d9ccdd8ca393ac82f4>'
)
def coinc(args, parser):
network = network_for_netcode(args.network)
script_tools = network.extras.ScriptTools
for arg in args.argument:
compiled_script = script_tools.compile(arg)
print(b2h(compiled_script))
address_p2s = network.ui.address_for_p2s(compiled_script)
print(address_p2s)
print(b2h(network.ui.script_for_address(address_p2s)))
address_p2s_wit = network.ui.address_for_p2s_wit(compiled_script)
print(address_p2s_wit)
print(b2h(network.ui.script_for_address(address_p2s_wit)))
print(script_tools.disassemble(compiled_script))
def msg_verify(args, parser):
network = network_for_netcode(args.network)
message_signer = network.msg
message_hash = get_message_hash(args, message_signer)
try:
pair, is_compressed = message_signer.pair_for_message_hash(args.signature, msg_hash=message_hash)
except EncodingError:
pass
ta = network.address.for_p2pkh(public_pair_to_hash160_sec(pair, compressed=is_compressed))
if args.address:
if ta == args.address:
print("signature ok")
return 0
else:
print("bad signature, matches %s" % ta)
return 1
else:
print(ta)
def make_tests_for_netcode(netcode):
network = network_for_netcode(netcode)
class KuTest(ToolTest):
@classmethod
def setUpClass(cls):
cls.parser = ku.create_parser()
cls.tool_name = "ku"
def test_ku_create(self):
output = self.launch_tool("ku create -w -n %s" % netcode).split("\n")
bip32 = network.parse.bip32_prv(output[0])
bip32_as_text = bip32.hwif(as_private=True)
self.assertEqual(output[0], bip32_as_text)
return KuTest
def msg_verify(args, parser):
network = network_for_netcode(args.network)
message_signer = network.msg
message_hash = get_message_hash(args, message_signer)
try:
pair, is_compressed = message_signer.pair_for_message_hash(
args.signature, msg_hash=message_hash)
except EncodingError:
pass
ta = network.address.for_p2pkh(
public_pair_to_hash160_sec(pair, compressed=is_compressed))
if args.address:
if ta == args.address:
print("signature ok")
return 0
else:
print("bad signature, matches %s" % ta)
return 1
else:
print(ta)
def test_is_public_private_bip32_valid(self):
from pycoin.networks.registry import network_for_netcode
WALLET_KEYS = ["foo", "1", "2", "3", "4", "5"]
# not all networks support BIP32 yet
for netcode in NETCODES:
network = network_for_netcode(netcode)
for wk in WALLET_KEYS:
wallet = network.keys.bip32_seed(wk.encode("utf8"))
text = wallet.hwif(as_private=True)
self.assertEqual(network.parse.bip32_prv(text).hwif(as_private=True), text)
self.assertIsNone(network.parse.bip32_pub(text))
a = text[:-1] + chr(ord(text[-1])+1)
self.assertIsNone(network.parse.bip32_prv(a))
self.assertIsNone(network.parse.bip32_pub(a))
text = wallet.hwif(as_private=False)
self.assertIsNone(network.parse.bip32_prv(text))
self.assertEqual(network.parse.bip32_pub(text).hwif(), text)
a = text[:-1] + chr(ord(text[-1])+1)
self.assertIsNone(network.parse.bip32_prv(a))
self.assertIsNone(network.parse.bip32_pub(a))
def create_parser():
codes = network_codes()
EPILOG = ('Known networks codes:\n ' + ', '.join(
['%s (%s)' % (i, network_for_netcode(i).full_name()) for i in codes]))
parser = argparse.ArgumentParser(
description="Compile or disassemble scripts.", epilog=EPILOG)
parser.add_argument(
'-n',
"--network",
default=get_current_netcode(),
choices=codes,
help=('Network code (environment variable PYCOIN_DEFAULT_NETCODE '
'or "BTC"=Bitcoin mainnet if unset)'))
parser.add_argument("argument",
nargs="+",
help='script to compile. To dump hex, prefix with 0x')
return parser
def test_is_public_private_bip32_valid(self):
from pycoin.networks.registry import network_for_netcode
WALLET_KEYS = ["foo", "1", "2", "3", "4", "5"]
# not all networks support BIP32 yet
for netcode in NETCODES:
network = network_for_netcode(netcode)
for wk in WALLET_KEYS:
wallet = network.keys.bip32_seed(wk.encode("utf8"))
text = wallet.hwif(as_private=True)
self.assertEqual(
network.parse.bip32_prv(text).hwif(as_private=True), text)
self.assertIsNone(network.parse.bip32_pub(text))
a = text[:-1] + chr(ord(text[-1]) + 1)
self.assertIsNone(network.parse.bip32_prv(a))
self.assertIsNone(network.parse.bip32_pub(a))
text = wallet.hwif(as_private=False)
self.assertIsNone(network.parse.bip32_prv(text))
self.assertEqual(network.parse.bip32_pub(text).hwif(), text)
a = text[:-1] + chr(ord(text[-1]) + 1)
self.assertIsNone(network.parse.bip32_prv(a))
self.assertIsNone(network.parse.bip32_pub(a))
def test_is_public_private_bip32_valid(self):
from pycoin.networks.registry import network_for_netcode
WALLET_KEYS = ["foo", "1", "2", "3", "4", "5"]
# not all networks support BIP32 yet
for netcode in NETCODES:
network = network_for_netcode(netcode)
BIP32Node = network.ui._bip32node_class
for wk in WALLET_KEYS:
wallet = BIP32Node.from_master_secret(wk.encode("utf8"))
text = wallet.hwif(as_private=True)
self.assertEqual(is_private_bip32_valid(text, allowable_netcodes=NETCODES), netcode)
self.assertEqual(is_public_bip32_valid(text, allowable_netcodes=NETCODES), None)
a = text[:-1] + chr(ord(text[-1])+1)
self.assertEqual(is_private_bip32_valid(a, allowable_netcodes=NETCODES), None)
self.assertEqual(is_public_bip32_valid(a, allowable_netcodes=NETCODES), None)
text = wallet.hwif(as_private=False)
self.assertEqual(is_private_bip32_valid(text, allowable_netcodes=NETCODES), None)
self.assertEqual(is_public_bip32_valid(text, allowable_netcodes=NETCODES), netcode)
a = text[:-1] + chr(ord(text[-1])+1)
self.assertEqual(is_private_bip32_valid(a, allowable_netcodes=NETCODES), None)
self.assertEqual(is_public_bip32_valid(a, allowable_netcodes=NETCODES), None)
def create_parser():
codes = network_codes()
parser = argparse.ArgumentParser(
description='Create or verify a text signature using bitcoin standards',
epilog=('Known networks codes:\n ' +
', '.join(['%s (%s)' % (i, network_for_netcode(i).full_name()) for i in codes]))
)
parser.add_argument('-n', "--network", help='specify network (default: BTC = Bitcoin)',
default='BTC', choices=codes)
subparsers = parser.add_subparsers(dest="command")
sign = subparsers.add_parser('sign', help='sign a message with a private key')
sign.add_argument('WIF', help='the WIF to sign the message with')
add_read_msg_arguments(sign, "signed")
verify = subparsers.add_parser('verify')
verify.add_argument('signature', help='the signature to verify')
verify.add_argument('address', nargs="?", help='the address to verify against')
add_read_msg_arguments(verify, "verified")
return parser
def create_parser():
codes = network_codes()
parser = argparse.ArgumentParser(
description='Crypto coin utility ku ("key utility") to show'
' information about Bitcoin or other cryptocoin data structures.',
epilog=('Known networks codes:\n ' +
', '.join(['%s (%s)' % (i, network_for_netcode(i).full_name()) for i in codes]))
)
parser.add_argument('-w', "--wallet", help='show just Bitcoin wallet key', action='store_true')
parser.add_argument('-W', "--wif", help='show just Bitcoin WIF', action='store_true')
parser.add_argument('-a', "--address", help='show just Bitcoin address', action='store_true')
parser.add_argument(
'-u', "--uncompressed", help='show output in uncompressed form', action='store_true')
parser.add_argument(
'-P', "--public", help='only show public version of wallet keys', action='store_true')
parser.add_argument('-j', "--json", help='output as JSON', action='store_true')
parser.add_argument('-b', "--brief", nargs="*", help='brief output; display a single field')
parser.add_argument('-s', "--subkey", help='subkey path (example: 0H/2/15-20)', default="")
parser.add_argument('-n', "--network", help='specify network', choices=codes)
parser.add_argument(
"--override-network", help='override detected network type', default=None, choices=codes)
parser.add_argument(
'item', nargs="*", help='a BIP0032 wallet key string;'
' a WIF;'
' a bitcoin address;'
' an SEC (ie. a 66 hex chars starting with 02, 03 or a 130 hex chars starting with 04);'
' the literal string "create" to create a new wallet key using strong entropy sources;'
' P:wallet passphrase (NOT RECOMMENDED);'
' H:wallet passphrase in hex (NOT RECOMMENDED);'
' E:electrum value (either a master public, master private, or initial data);'
' secret_exponent (in decimal or hex);'
' x,y where x,y form a public pair (y is a number or one of the strings "even" or "odd");'
' hash160 (as 40 hex characters).'
' If this argument is missing, input data will be read from stdin.')
return parser
def test_is_public_private_bip32_valid(self):
from pycoin.networks.registry import network_for_netcode
WALLET_KEYS = ["foo", "1", "2", "3", "4", "5"]
# not all networks support BIP32 yet
for netcode in NETCODES:
network = network_for_netcode(netcode)
BIP32Node = network.ui._bip32node_class
for wk in WALLET_KEYS:
wallet = BIP32Node.from_master_secret(wk.encode("utf8"))
text = wallet.hwif(as_private=True)
self.assertEqual(
is_private_bip32_valid(text, allowable_netcodes=NETCODES),
netcode)
self.assertEqual(
is_public_bip32_valid(text, allowable_netcodes=NETCODES),
None)
a = text[:-1] + chr(ord(text[-1]) + 1)
self.assertEqual(
is_private_bip32_valid(a, allowable_netcodes=NETCODES),
None)
self.assertEqual(
is_public_bip32_valid(a, allowable_netcodes=NETCODES),
None)
text = wallet.hwif(as_private=False)
self.assertEqual(
is_private_bip32_valid(text, allowable_netcodes=NETCODES),
None)
self.assertEqual(
is_public_bip32_valid(text, allowable_netcodes=NETCODES),
netcode)
a = text[:-1] + chr(ord(text[-1]) + 1)
self.assertEqual(
is_private_bip32_valid(a, allowable_netcodes=NETCODES),
None)
self.assertEqual(
is_public_bip32_valid(a, allowable_netcodes=NETCODES),
None)
def test_is_wif_valid(self):
WIFS = ["KwDiBf89QgGbjEhKnhXJuH7LrciVrZi3qYjgd9M7rFU73sVHnoWn",
"5HpHagT65TZzG1PH3CSu63k8DbpvD8s5ip4nEB3kEsreAnchuDf",
"KwDiBf89QgGbjEhKnhXJuH7LrciVrZi3qYjgd9M7rFU74NMTptX4",
"5HpHagT65TZzG1PH3CSu63k8DbpvD8s5ip4nEB3kEsreAvUcVfH"]
for wif in WIFS:
self.assertEqual(BTC.parse.wif(wif).wif(), wif)
a = wif[:-1] + chr(ord(wif[-1])+1)
self.assertIsNone(BTC.parse.wif(a))
NETWORK_NAMES = network_codes()
for netcode in NETWORK_NAMES:
network = network_for_netcode(netcode)
if not getattr(network, "Key", None):
continue
for se in range(1, 10):
key = network.Key(secret_exponent=se)
for tv in [True, False]:
wif = key.wif(is_compressed=tv)
self.assertEqual(network.parse.wif(wif).wif(), wif)
a = wif[:-1] + chr(ord(wif[-1])+1)
self.assertIsNone(network.parse.wif(a))
def _manually_initialize(self):
""" Create words (if is None) and start seed and master node
Then we generate the first addresses, so we can check if we already have transactions
"""
self.mnemonic = Mnemonic(self.language)
if not self.words:
# Initialized but still locked
return
# Validate words first
self.validate_words()
assert isinstance(self.passphrase,
bytes), 'Passphrase must be in bytes'
# Master seed
seed = self.mnemonic.to_seed(self.words,
self.passphrase.decode('utf-8'))
# Master node
from pycoin.networks.registry import network_for_netcode
_register_pycoin_networks()
network = network_for_netcode('htr')
key = network.keys.bip32_seed(seed)
# Until account key should be hardened
# Chain path = 44'/0'/0'/0
# 44' (hardened) -> BIP44
# 280' (hardened) -> Coin type (280 = hathor)
# 0' (hardened) -> Account
# 0 -> Chain
self.chain_key = key.subkey_for_path('44H/280H/0H/0')
for key in self.chain_key.children(self.initial_key_generation, 0,
False):
self._key_generated(key, key.child_index())
def test_is_wif_valid(self):
WIFS = ["KwDiBf89QgGbjEhKnhXJuH7LrciVrZi3qYjgd9M7rFU73sVHnoWn",
"5HpHagT65TZzG1PH3CSu63k8DbpvD8s5ip4nEB3kEsreAnchuDf",
"KwDiBf89QgGbjEhKnhXJuH7LrciVrZi3qYjgd9M7rFU74NMTptX4",
"5HpHagT65TZzG1PH3CSu63k8DbpvD8s5ip4nEB3kEsreAvUcVfH"]
for wif in WIFS:
self.assertEqual(is_wif_valid(wif, allowable_netcodes=NETCODES), "BTC")
a = wif[:-1] + chr(ord(wif[-1])+1)
self.assertEqual(is_wif_valid(a), None)
from pycoin.networks.registry import network_for_netcode
NETWORK_NAMES = network_codes()
for netcode in NETWORK_NAMES:
network = network_for_netcode(netcode)
if not getattr(network, "key", None):
continue
for se in range(1, 10):
key = network.key(secret_exponent=se)
for tv in [True, False]:
wif = key.wif(use_uncompressed=tv)
self.assertEqual(is_wif_valid(wif, allowable_netcodes=[netcode]), netcode)
a = wif[:-1] + chr(ord(wif[-1])+1)
self.assertEqual(is_wif_valid(a, allowable_netcodes=[netcode]), None)
valid_private_key = False
while not valid_private_key:
my_secret = 1 #util.randrange(ecdsa.generator_secp256k1.order())
valid_private_key = 0 < my_secret < ecdsa.generator_secp256k1.order()
print("")
my_prng = util.PRNG(util.randrange(ecdsa.generator_secp256k1.order()))
print("PRNG (random generator) 32 bytes: ", b2h(my_prng.__call__(32)))
my_netcode = "BTC" # mainnet: BTC, testnet3: XTN
my_key = Key(secret_exponent=my_secret, is_compressed=True, netcode=my_netcode)
## netcode list: pycoin.networks.all.py
pp = pprint.PrettyPrinter(indent=2)
my_network = registry.network_for_netcode(my_netcode)
my_addr_prefix = registry._lookup(my_netcode, "address")
getattr(my_network, "address")
pp.pprint(my_network.__dict__)
pprint.pprint(my_network.__dict__.keys(), width=60, depth=2)
privkey_hex = b2h(encoding.to_bytes_32(my_key.secret_exponent()))
assert(len(privkey_hex) == 64)
print("\npycoin.key.Key example - ", my_netcode)
#print("Private Key (dec): ", eval('0x' + privkey_hex))
print("Private Key (dec): ", int(privkey_hex, 16))
print("Private Key (hex): ", privkey_hex)
privkey_bytes = unhexlify(privkey_hex)
# use CBitcoinSecret to compress private key
def make_tests_for_netcode(netcode):
network = network_for_netcode(netcode)
Tx = network.tx
annotate_scripts = network.annotate.annotate_scripts
class DisassembleTest(unittest.TestCase):
def test_validate(self):
input_tx = Tx.from_hex(
"01000000019c97afdf6c9a31ffa86d71ea79a079001e2b59ee408fd418498219400639ac0a01"
"0000008b4830450220363cffae09599397b21e6d8a8073fb1dfbe06b6acdd0f2f7d3fea86ca9"
"c3f605022100fa255a6ed23fd825c759ef1a885a31cad0989606ca8a3a16657d50fe3cef5828"
"014104ff444bac08308b9ec97f56a652ad8866e0ba804da97868909999566cb377f4a2c8f100"
"0e83b496868f3a282e1a34df78565b65c15c3fa21a0763fd81a3dfbbb6ffffffff02c05eecde"
"010000001976a914588554e6cc64e7343d77117da7e01357a6111b7988ac404b4c0000000000"
"1976a914ca6eb218592f289999f13916ee32829ad587dbc588ac00000000")
tx_to_validate = Tx.from_hex(
"010000000165148d894d3922ef5ffda962be26016635c933d470c8b0ab7618e869e3f70e3c00"
"0000008b48304502207f5779ebf4834feaeff4d250898324eb5c0833b16d7af4c1cb0f66f50f"
"cf6e85022100b78a65377fd018281e77285efc31e5b9ba7cb7e20e015cf6b7fa3e4a466dd195"
"014104072ad79e0aa38c05fa33dd185f84c17f611e58a8658ce996d8b04395b99c7be36529ca"
"b7606900a0cd5a7aebc6b233ea8e0fe60943054c63620e05e5b85f0426ffffffff02404b4c00"
"000000001976a914d4caa8447532ca8ee4c80a1ae1d230a01e22bfdb88ac8013a0de01000000"
"1976a9149661a79ae1f6d487af3420c13e649d6df3747fc288ac00000000")
tx_db = {tx.hash(): tx for tx in [input_tx]}
tx_to_validate.unspents_from_db(tx_db)
self.assertEqual("OP_DUP OP_HASH160 [d4caa8447532ca8ee4c80a1ae1d230a01e22bfdb] OP_EQUALVERIFY OP_CHECKSIG",
network.script.disassemble(tx_to_validate.txs_out[0].script))
self.assertEqual(tx_to_validate.id(), "7c4f5385050c18aa8df2ba50da566bbab68635999cc99b75124863da1594195b")
annotate_scripts(tx_to_validate, 0)
def test_disassemble(self):
input_tx = Tx.from_hex(
"01000000010000000000000000000000000000000000000000000000000000000000000000"
"ffffffff0704ffff001d0134ffffffff0100f2052a0100000043410411db93e1dcdb8a016b"
"49840f8c53bc1eb68a382e97b1482ecad7b148a6909a5cb2e0eaddfb84ccf9744464f82e16"
"0bfa9b8b64f9d4c03f999b8643f656b412a3ac00000000")
tx_db = {tx.hash(): tx for tx in [input_tx]}
tx_to_validate = Tx.from_hex(
"0100000001c997a5e56e104102fa209c6a852dd90660a20b2d9c352423edce25857fcd3704000000004847304402"
"204e45e16932b8af514961a1d3a1a25fdf3f4f7732e9d624c6c61548ab5fb8cd410220181522ec8eca07de4860a4"
"acdd12909d831cc56cbbac4622082221a8768d1d0901ffffffff0200ca9a3b00000000434104ae1a62fe09c5f51b"
"13905f07f06b99a2f7159b2225f374cd378d71302fa28414e7aab37397f554a7df5f142c21c1b7303b8a0626f1ba"
"ded5c72a704f7e6cd84cac00286bee0000000043410411db93e1dcdb8a016b49840f8c53bc1eb68a382e97b1482e"
"cad7b148a6909a5cb2e0eaddfb84ccf9744464f82e160bfa9b8b64f9d4c03f999b8643f656b412a3ac00000000")
tx_to_validate.unspents_from_db(tx_db)
self.assertEqual(tx_to_validate.id(), "f4184fc596403b9d638783cf57adfe4c75c605f6356fbc91338530e9831e9e16")
r = annotate_scripts(tx_to_validate, 0)
EXPECTED = [
(
['--- SIGNATURE SCRIPT START'], 0, 0x47,
('[PUSH_71] 304402204e45e16932b8af514961a1d3a1a25fdf3f4f7732e9d624c6c61548ab5fb8cd410220'
'181522ec8eca07de4860a4acdd12909d831cc56cbbac4622082221a8768d1d0901'),
[
'r: 0x4e45e16932b8af514961a1d3a1a25fdf3f4f7732e9d624c6c61548ab5fb8cd41',
's: 0x181522ec8eca07de4860a4acdd12909d831cc56cbbac4622082221a8768d1d09',
'z: 0x7a05c6145f10101e9d6325494245adf1297d80f8f38d4d576d57cdba220bcb19',
'signature type SIGHASH_ALL',
(' sig for 1M6HTkQf7RhsrDLDX7Q6GJkxXbTz8VWxMx 1E5CDVQrLjSqTeqfN5zT2X2DoeYS7od2Mi '
'13KiMqUJ7xD6MhUD2k7mKEoZMHDP9HdWwW 12cbQLTFMXRnSzktFkuoG3eHoMeFtpTu3S')
]
),
(
['--- PUBLIC KEY SCRIPT START'], 0, 0x41,
('[PUSH_65] 0411db93e1dcdb8a016b49840f8c53bc1eb68a382e97b1482ecad7b148a6909a5cb2e0ead'
'dfb84ccf9744464f82e160bfa9b8b64f9d4c03f999b8643f656b412a3'),
['SEC for uncompressed 12cbQLTFMXRnSzktFkuoG3eHoMeFtpTu3S']
),
([], 0x42, 0xac, 'OP_CHECKSIG', [])]
self.assertEqual(r, EXPECTED)
return DisassembleTest
def test_sighash_single(self):
for netcode in ["BTC", "XTN"]:
self._test_sighash_single(network_for_netcode(netcode))
def make_tests_for_netcode(netcode):
network = network_for_netcode(netcode)
address_for_script = network.address.for_script
script_for_p2pkh = network.contract.for_p2pkh
script_for_p2pk = network.contract.for_p2pk
script_for_nulldata = network.contract.for_nulldata
Tx = network.tx
class AddressForScriptTest(unittest.TestCase):
def test_script_type_pay_to_address(self):
for se in range(1, 100):
key = network.keys.private(secret_exponent=se)
for b in [True, False]:
addr = key.address(is_compressed=b)
sc = script_for_p2pkh(key.hash160(is_compressed=b))
afs_address = address_for_script(sc)
self.assertEqual(afs_address, addr)
def test_solve_pay_to_address(self):
for se in range(1, 10):
key = network.keys.private(secret_exponent=se)
for b in [True, False]:
addr = key.address(is_compressed=b)
script = script_for_p2pkh(key.hash160(is_compressed=b))
afs_address = address_for_script(script)
self.assertEqual(afs_address, addr)
hl = network.tx.solve.build_hash160_lookup([se])
tx = Tx(1, [], [Tx.TxOut(100, script)])
tx.sign(hash160_lookup=hl)
afs_address = address_for_script(tx.txs_out[0].puzzle_script())
self.assertEqual(afs_address, addr)
def test_script_type_pay_to_public_pair(self):
for se in range(1, 100):
key = network.keys.private(secret_exponent=se)
for b in [True, False]:
addr = key.address(is_compressed=b)
sc = script_for_p2pk(key.sec(is_compressed=b))
afs_address = address_for_script(sc)
self.assertEqual(afs_address, addr)
def test_solve_pay_to_public_pair(self):
for se in range(1, 10):
key = network.keys.private(secret_exponent=se)
for b in [True, False]:
addr = key.address(is_compressed=b)
script = script_for_p2pk(key.sec(is_compressed=b))
afs_address = address_for_script(script)
self.assertEqual(afs_address, addr)
hl = network.tx.solve.build_hash160_lookup([se])
tx = Tx(1, [], [Tx.TxOut(100, script)])
tx.sign(hash160_lookup=hl)
afs_address = address_for_script(tx.txs_out[0].puzzle_script())
self.assertEqual(afs_address, addr)
def test_weird_tx(self):
# this is from tx 12a8d1d62d12307eac6e62f2f14d7e826604e53c320a154593845aa7c8e59fbf
afs_address = address_for_script(b'Q')
self.assertNotEqual(afs_address, None)
self.assertEqual(afs_address, "???")
def test_issue_225(self):
script = script_for_nulldata(b"foobar")
tx_out = Tx.TxOut(1, script)
address = address_for_script(tx_out.puzzle_script())
self.assertEqual(address, "(nulldata 666f6f626172)")
return AddressForScriptTest
import unittest
from pycoin.networks.registry import network_for_netcode
from pycoin.ui.key_from_text import key_from_text
NETWORKS = [network_for_netcode(_) for _ in ["BTC", "XTN"]]
class KeyParserTest(unittest.TestCase):
def test_parse_bip32_prv(self):
key = key_from_text("xprv9s21ZrQH143K31AgNK5pyVvW23gHnkBq2wh5aEk6g1s496M8ZMjx"
"ncCKZKgb5jZoY5eSJMJ2Vbyvi2hbmQnCuHBujZ2WXGTux1X2k9Krdtq", networks=NETWORKS)
self.assertEqual(
key.secret_exponent(), 0x91880b0e3017ba586b735fe7d04f1790f3c46b818a2151fb2def5f14dd2fd9c3)
self.assertEqual(key.address(), "19Vqc8uLTfUonmxUEZac7fz1M5c5ZZbAii")
self.assertEqual(key.address(use_uncompressed=True), "1MwkRkogzBRMehBntgcq2aJhXCXStJTXHT")
subkey = key.subkey_for_path("0")
self.assertEqual(subkey.address(), "1NV3j6NgeAkWBytXiQkWxMFLBtTdbef1rp")
def test_parse_bip32_prv_xtn(self):
key = key_from_text("tprv8ZgxMBicQKsPdpQD2swL99YVLB6W2GDqNVcCSfAZ9zMXvh6DYj5iJMZmUVrF66"
"x7uXBDJSunexZjAtFLtd89iLTWGCEpBdBxs7GTBnEksxV", networks=NETWORKS)
self.assertEqual(
key.secret_exponent(), 0x91880b0e3017ba586b735fe7d04f1790f3c46b818a2151fb2def5f14dd2fd9c3)
self.assertEqual(key.address(), "mp1nuBzKGgv4ZtS5x8YywbCLD5CnVfT7hV")
self.assertEqual(key.address(use_uncompressed=True), "n2ThiotfoCrcRofQcFbCrVX2PC89s2KUjh")
subkey = key.subkey_for_path("0")
self.assertEqual(subkey.address(), "n31129TfTCBky6N9RyitnGTf3t4LYwCV6A")
def create_parser():
codes = network_codes()
EPILOG = ('Files are binary by default unless they end with the suffix ".hex". ' +
'Known networks codes:\n ' +
', '.join(['%s (%s)' % (i, network_for_netcode(i).full_name()) for i in codes]))
parser = argparse.ArgumentParser(
description="Manipulate bitcoin (or alt coin) transactions.",
epilog=EPILOG)
parser.add_argument('-t', "--transaction-version", type=range_int(0, 255, "version"),
help='Transaction version, either 1 (default) or 3 (not yet supported).')
parser.add_argument('-l', "--lock-time", type=parse_locktime, help='Lock time; either a block'
'index, or a date/time (example: "2014-01-01T15:00:00"')
parser.add_argument('-n', "--network", default=get_current_netcode(), choices=codes,
help=('Default network code (environment variable PYCOIN_DEFAULT_NETCODE '
'or "BTC"=Bitcoin mainnet if unset'))
parser.add_argument('-a', "--augment", action='store_true',
help='augment tx by adding any missing spendable metadata by fetching'
' inputs from cache and/or web services')
parser.add_argument('-s', "--verbose-signature", action='store_true',
help='Display technical signature details.')
parser.add_argument("-i", "--fetch-spendables", metavar="address", action="append",
help='Add all unspent spendables for the given bitcoin address. This information'
' is fetched from web services. With no outputs, incoming spendables will be printed.')
parser.add_argument("-I", "--dump-inputs", action='store_true', help='Dump inputs to this transaction.')
parser.add_argument(
"-k", "--keychain", default=":memory:",
help="path to keychain file for hierarchical key hints (SQLite3 file created with keychain tool)")
parser.add_argument(
"-K", "--key-paths", default="",
help="Key path hints to search hiearachical private keys (example: 0/0H/0-20)")
parser.add_argument('-f', "--private-key-file", metavar="path-to-private-keys", action="append", default=[],
help='file containing WIF or BIP0032 private keys. If file name ends with .gpg, '
'"gpg -d" will be invoked automatically. File is read one line at a time, and if '
'the file contains only one WIF per line, it will also be scanned for a bitcoin '
'address, and any addresses found will be assumed to be public keys for the given'
' private key.',
type=argparse.FileType('r'))
parser.add_argument('-g', "--gpg-argument", help='argument to pass to gpg (besides -d).', default='')
parser.add_argument("--remove-tx-in", metavar="tx_in_index_to_delete", action="append", type=int,
help='remove a tx_in')
parser.add_argument("--remove-tx-out", metavar="tx_out_index_to_delete", action="append", type=int,
help='remove a tx_out')
parser.add_argument("--replace-input-script", metavar="tx_in_script_slash_hex", action="append", default=[],
type=parse_script_index_hex, help='replace an input script: arg looks like "1/796a"')
parser.add_argument('-F', "--fee", help='fee, in satoshis, to pay on transaction, or '
'"standard" to auto-calculate. This is only useful if the "split pool" '
'is used; otherwise, the fee is automatically set to the unclaimed funds.',
default="standard", metavar="transaction-fee", type=parse_fee)
parser.add_argument('-C', "--cache", help='force the resultant transaction into the transaction cache.'
' Mostly for testing.', action='store_true'),
parser.add_argument("--db", help='force the transaction expressed by the given hex '
'into a RAM-based transaction cache. Mostly for testing.', action="append"),
parser.add_argument('-u', "--show-unspents", action='store_true',
help='show TxOut items for this transaction in Spendable form.')
parser.add_argument('-b', "--bitcoind-url",
help='URL to bitcoind instance to validate against (http://user:pass@host:port).')
parser.add_argument('-o', "--output-file", metavar="path-to-output-file", type=argparse.FileType('wb'),
help='file to write transaction to. This supresses most other output.')
parser.add_argument('-d', "--disassemble", action='store_true',
help='Disassemble scripts.')
parser.add_argument("--pdb", action="store_true", help='Enter PDB debugger on each script instruction.')
parser.add_argument("--trace", action='store_true', help='Trace scripts.')
parser.add_argument('-p', "--pay-to-script", metavar="pay-to-script", action="append",
help='a hex version of a script required for a pay-to-script'
'input (a bitcoin address that starts with 3)')
parser.add_argument("--signature", metavar="known-good-signature", action="append",
help='a hex version of a signature that will be used if useful')
parser.add_argument("--sec", metavar="known-sec", action="append",
help='a hex version of an SEC that will be used if useful')
parser.add_argument('-P', "--pay-to-script-file", metavar="pay-to-script-file", nargs=1,
type=argparse.FileType('r'), help='a file containing hex scripts '
'(one per line) corresponding to pay-to-script inputs')
parser.add_argument("--dump-signatures", action="store_true",
help="print signatures (for use with --signature)")
parser.add_argument("--dump-secs", action="store_true",
help="print secs (for use with --sec)")
parser.add_argument("--coinbase", type=str, help="add an input as a coinbase from the given address")
parser.add_argument("argument", nargs="*", help='generic argument: can be a hex transaction id '
'(exactly 64 characters) to be fetched from cache or a web service;'
' a transaction as a hex string; a path name to a transaction to be loaded;'
' a spendable 4-tuple of the form tx_id/tx_out_idx/script_hex/satoshi_count '
'to be added to TxIn list; an address/satoshi_count to be added to the TxOut '
'list; an address or script to be added to the TxOut list and placed in the '
'"split pool".')
return parser
def parse_context(args, parser):
network = network_for_netcode(args.network)
tx_class = network.tx
# defaults
spendables = []
payables = []
# we create the tx_db lazily
tx_db = None
if args.db:
try:
txs = [tx_class.from_hex(tx_hex) for tx_hex in args.db or []]
except Exception:
parser.error("can't parse ")
the_ram_tx_db = dict((tx.hash(), tx) for tx in txs)
if tx_db is None:
tx_db = create_tx_db(network)
tx_db.lookup_methods.append(the_ram_tx_db.get)
txs = []
if args.coinbase:
coinbase_tx = build_coinbase_tx(network, args.coinbase)
txs.append(coinbase_tx)
keychain = network.keychain(sqlite3.connect(args.keychain))
# there are a few warnings we might optionally print out, but only if
# they are relevant. We don't want to print them out multiple times, so we
# collect them here and print them at the end if they ever kick in.
warning_spendables = None
for arg in args.argument:
tx, tx_db = parse_tx(tx_class, arg, parser, tx_db, network)
if tx:
txs.append(tx)
continue
if key_found(arg, keychain, args.key_paths, network):
continue
if parse_parts(tx_class, arg, spendables, payables, network):
continue
payable = script_for_address_or_opcodes(network, arg)
if payable is not None:
payables.append((payable, 0))
continue
parser.error("can't parse %s" % arg)
parse_private_key_file(args, keychain, network)
if args.fetch_spendables:
warning_spendables = message_about_spendables_for_address_env(args.network)
for address in args.fetch_spendables:
spendables.extend(spendables_for_address(address, args.network))
return (network, txs, spendables, payables, keychain, tx_db, warning_spendables)