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lnbase: use valid pubkeys in open_channel

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This commit is contained in:
Janus
2018-04-11 16:12:54 +02:00
committed by ThomasV
parent 304c4b0222
commit ab2e03fcb5
1 changed files with 16 additions and 3 deletions
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19
lib/lnbase.py
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@@ -15,9 +15,11 @@ import hashlib
import hmac import hmac
import cryptography.hazmat.primitives.ciphers.aead as AEAD import cryptography.hazmat.primitives.ciphers.aead as AEAD
from electrum.bitcoin import public_key_from_private_key, ser_to_point, point_to_ser, string_to_number from electrum.bitcoin import public_key_from_private_key, ser_to_point, point_to_ser, string_to_number, deserialize_privkey, EC_KEY
from electrum.constants import set_testnet
from electrum.util import PrintError from electrum.util import PrintError
from electrum.wallet import Wallet from electrum.wallet import Wallet
from electrum.storage import WalletStorage
tcp_socket_timeout = 10 tcp_socket_timeout = 10
server_response_timeout = 60 server_response_timeout = 60
@@ -108,7 +110,7 @@ def gen_msg(msg_type, **kwargs):
except KeyError: except KeyError:
param = 0 param = 0
try: try:
param = param.to_bytes(length=leng, byteorder="big") if not isinstance(param, bytes): param = param.to_bytes(length=leng, byteorder="big")
except ValueError: except ValueError:
raise Exception("{} does not fit in {} bytes".format(k, leng)) raise Exception("{} does not fit in {} bytes".format(k, leng))
lengths[k] = len(param) lengths[k] = len(param)
@@ -209,6 +211,15 @@ def create_ephemeral_key(privkey):
pub = privkey_to_pubkey(privkey) pub = privkey_to_pubkey(privkey)
return (privkey[:32], pub) return (privkey[:32], pub)
def get_unused_public_keys():
set_testnet()
WALLET = Wallet(WalletStorage(os.environ["HOME"] + "/.electrum/testnet/wallets/default_wallet"))
for str_address in WALLET.get_unused_addresses():
pri, redeem_script = WALLET.export_private_key(str_address, None)
typ, pri, compressed = deserialize_privkey(pri)
pubk = binascii.unhexlify(EC_KEY(pri).get_public_key(True))
yield pubk
class Peer(PrintError): class Peer(PrintError):
@@ -330,7 +341,9 @@ class Peer(PrintError):
# send init # send init
self.send_message(gen_msg("init", gflen=0, lflen=0)) self.send_message(gen_msg("init", gflen=0, lflen=0))
msg = gen_msg("open_channel") pubkeys = get_unused_public_keys()
msg = gen_msg("open_channel", funding_pubkey=next(pubkeys), revocation_basepoint=next(pubkeys), htlc_basepoint=next(pubkeys), payment_basepoint=next(pubkeys), delayed_payment_basepoint=next(pubkeys), first_per_commitment_point=next(pubkeys))
self.send_message(msg) self.send_message(msg)
# loop # loop