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lnbase: use lnhtlc when verifying our initial commitment tx

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Janus 2018-06-13 15:28:10 +02:00 • committed by ThomasV
parent 8eeaac8dda
commit 434ce49451
1 changed files with 5 additions and 14 deletions
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19
lib/lnbase.py
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@ -896,20 +896,6 @@ class Peer(PrintError):
payload = await self.funding_signed[channel_id].get() payload = await self.funding_signed[channel_id].get()
self.print_error('received funding_signed') self.print_error('received funding_signed')
remote_sig = payload['signature'] remote_sig = payload['signature']
# verify remote signature
local_ctx = make_commitment(
0,
local_config.multisig_key.pubkey, remote_config.multisig_key.pubkey, remote_payment_pubkey,
local_config.payment_basepoint.pubkey, remote_config.payment_basepoint.pubkey,
remote_revocation_pubkey, local_delayedpubkey, remote_config.to_self_delay,
funding_txid, funding_index, funding_sat,
local_amount, remote_amount, local_config.dust_limit_sat, local_feerate, True, we_are_initiator=True, htlcs=[])
pre_hash = bitcoin.Hash(bfh(local_ctx.serialize_preimage(0)))
if not ecc.verify_signature(remote_config.multisig_key.pubkey, remote_sig, pre_hash):
raise Exception('verifying remote signature failed.')
# broadcast funding tx
success, _txid = self.network.broadcast_transaction(funding_tx)
assert success, success
their_revocation_store = RevocationStore() their_revocation_store = RevocationStore()
chan = OpenChannel( chan = OpenChannel(
node_id=self.pubkey, node_id=self.pubkey,
@ -935,6 +921,11 @@ class Peer(PrintError):
), ),
constraints=ChannelConstraints(capacity=funding_sat, feerate=local_feerate, is_initiator=True, funding_txn_minimum_depth=funding_txn_minimum_depth) constraints=ChannelConstraints(capacity=funding_sat, feerate=local_feerate, is_initiator=True, funding_txn_minimum_depth=funding_txn_minimum_depth)
) )
m = HTLCStateMachine(chan._replace(local_state=chan.local_state._replace(ctn=-1)))
m.receive_new_commitment(remote_sig, [])
# broadcast funding tx
success, _txid = self.network.broadcast_transaction(funding_tx)
assert success, success
return chan return chan
def reestablish_channel(self, chan): def reestablish_channel(self, chan):