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coin_mvt: log events for pushes/lease_fees for leased channels

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We need to stash/save the amount of the lease fees on a leased channel,
we do this by re-using the 'push' amount field on channel (which is
technically correct, since we're essentially pushing the fee amount to
the peer).

Also updates a bit of how the pushes are accounted for (pushed to now
has an event; their channel will open at zero but then they'll
immediately register a push event).

Leases fees are treated exactly the same as pushes, except labeled
differently.

Required adding a 'lease_fee' field to the inflights so we keep track of
the fee for the lease until the open happens.
This commit is contained in:
niftynei
2021-12-08 11:42:07 -06:00
committed by Rusty Russell
parent bddd3694fa
commit 8225a9decf
14 changed files with 170 additions and 74 deletions
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14
tests/test_connection.py
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@@ -1074,7 +1074,7 @@ def test_funding_push(node_factory, bitcoind, chainparams):
coin_mvt_plugin = os.path.join(os.getcwd(), 'tests/plugins/coin_movements.py')
l1 = node_factory.get_node(options={'plugin': coin_mvt_plugin})
l2 = node_factory.get_node()
l2 = node_factory.get_node(options={'plugin': coin_mvt_plugin})
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
@@ -1103,11 +1103,17 @@ def test_funding_push(node_factory, bitcoind, chainparams):
chanid = first_channel_id(l2, l1)
# give the file write a second
time.sleep(1)
channel_mvts = [
channel_mvts_1 = [
{'type': 'chain_mvt', 'credit': 16777215000, 'debit': 0, 'tags': ['channel_open', 'opener']},
{'type': 'channel_mvt', 'credit': 0, 'debit': 20000000, 'tags': ['pushed']},
{'type': 'channel_mvt', 'credit': 0, 'debit': 20000000, 'tags': ['pushed'], 'fees': '0msat'},
]
check_coin_moves(l1, chanid, channel_mvts, chainparams)
channel_mvts_2 = [
{'type': 'chain_mvt', 'credit': 0, 'debit': 0, 'tags': ['channel_open']},
{'type': 'channel_mvt', 'credit': 20000000, 'debit': 0, 'tags': ['pushed'], 'fees': '0msat'},
]
check_coin_moves(l1, chanid, channel_mvts_1, chainparams)
check_coin_moves(l2, chanid, channel_mvts_2, chainparams)
assert account_balance(l1, chanid) == (amount - push_sat) * 1000