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lightning: use derivePrivKey in signOutputRaw

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This commit is contained in:
Janus 2018-03-15 01:13:11 +01:00
parent b017301f84
commit 40005dc00d
1 changed files with 2 additions and 6 deletions
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8
lib/lightning.py
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@ -469,11 +469,7 @@ def SignOutputRaw(json):
def signOutputRaw(tx, signDesc):
adr = None
if len(signDesc.keyDescriptor.pubKey) != 0:
adr = bitcoin.pubkey_to_address('p2wpkh', binascii.hexlify(
signDesc.keyDescriptor.pubKey).decode("utf-8")) # Because this is all NewAddress supports
pri = fetchPrivKey(adr, signDesc.keyDescriptor.keyLocator.family, signDesc.keyDescriptor.keyLocator.index)
pri = derivePrivKey(signDesc)
pri2 = maybeTweakPrivKey(signDesc, pri)
sig = rawTxInWitnessSignature(tx, signDesc.sigHashes, signDesc.inputIndex,
signDesc.output.value, signDesc.witnessScript, sigHashAll, pri2)
@ -801,6 +797,7 @@ async def readReqAndReply(obj, writer):
await writer.drain()
def privKeyForPubKey(pubKey):
global globalIdx
priv_keys = WALLET.storage.get("lightning_extra_keys", [])
for i in priv_keys:
candidate = EC_KEY(i.to_bytes(32, "big"))
@ -827,7 +824,6 @@ def privKeyForPubKey(pubKey):
#assert False, "could not find private key for pubkey {} hex={}".format(pubKey, binascii.hexlify(pubKey).decode("ascii"))
def derivePrivKey(keyDesc):
global globalIdx
keyDescFam = keyDesc.keyLocator.family
keyDescIdx = keyDesc.keyLocator.index
keyDescPubKey = keyDesc.pubKey