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pytest: two tests for gossip of channels in as-yet-unknown blocks.

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Two tests which crash lightningd in different ways.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell 2019-08-19 16:35:20 +09:30
parent e40f07803c
commit 944439853a
1 changed files with 61 additions and 1 deletions
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62
tests/test_gossip.py
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@ -1,6 +1,6 @@
from fixtures import * # noqa: F401,F403
from lightning import RpcError
from utils import wait_for, TIMEOUT, only_one
from utils import wait_for, TIMEOUT, only_one, sync_blockheight
import json
import logging
@ -1317,3 +1317,63 @@ def test_gossip_store_compact_on_load(node_factory, bitcoind):
wait_for(lambda: l2.daemon.is_in_log('gossip_store_compact_offline: 9 deleted, 9 copied'))
wait_for(lambda: l2.daemon.is_in_log(r'gossip_store: Read 1/4/2/0 cannounce/cupdate/nannounce/cdelete from store \(0 deleted\) in 1446 bytes'))
@pytest.mark.xfail(strict=True)
def test_gossip_announce_invalid_block(node_factory, bitcoind):
"""bitcoind lags and we might get an announcement for a block we don't have.
"""
# Need to slow down the poll interval so the announcement preceeds the
# blockchain catchup, otherwise we won't call `getfilteredblock`.
opts = {}
if DEVELOPER:
opts['dev-bitcoind-poll'] = TIMEOUT // 2
l1 = node_factory.get_node(options=opts)
bitcoind.generate_block(1)
assert bitcoind.rpc.getblockchaininfo()['blocks'] == 102
# Test gossip for an unknown block.
subprocess.run(['devtools/gossipwith',
'--max-messages=0',
'{}@localhost:{}'.format(l1.info['id'], l1.port),
# short_channel_id=103x1x1
'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'],
check=True, timeout=TIMEOUT)
# Make sure it's OK once it's caught up.
sync_blockheight(bitcoind, [l1])
@pytest.mark.xfail(strict=True)
def test_gossip_announce_unknown_block(node_factory, bitcoind):
"""Don't backfill the future!
If we get a channel_announcement that is for a block height that is above
our sync height we should not store the filteredblock in the blocks table,
otherwise we end up with a duplicate when we finally catch up with the
blockchain.
"""
# Need to slow down the poll interval so the announcement preceeds the
# blockchain catchup, otherwise we won't call `getfilteredblock`.
opts = {}
if DEVELOPER:
opts['dev-bitcoind-poll'] = TIMEOUT // 2
l1 = node_factory.get_node(options=opts)
bitcoind.generate_block(2)
assert bitcoind.rpc.getblockchaininfo()['blocks'] == 103
# Test gossip for unknown block.
subprocess.run(['devtools/gossipwith',
'--max-messages=0',
'{}@localhost:{}'.format(l1.info['id'], l1.port),
# short_channel_id=103x1x1
'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'],
check=True, timeout=TIMEOUT)
# Make sure it's OK once it's caught up.
sync_blockheight(bitcoind, [l1])