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gossipd: add dev-send-timestamp-filter command for testing timestamp filtering.

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Since we currently only (ab)use it to send everything, we need a way to
generate boutique queries for testing.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell
2018-06-04 13:58:02 +09:30
parent db6a6442cb
commit c34b49c356
4 changed files with 176 additions and 0 deletions
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87
tests/test_lightningd.py
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@@ -2681,6 +2681,93 @@ class LightningDTests(BaseLightningDTests):
l1.daemon.wait_for_log('\[IN\] 0101')
l1.daemon.wait_for_log('\[IN\] 0101')
@unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1")
def test_gossip_timestamp_filter(self):
# Need full IO logging so we can see gossip (from gossipd and channeld)
l1 = self.node_factory.get_node(options={'log-level': 'io'})
l2 = self.node_factory.get_node()
l3 = self.node_factory.get_node()
# Full IO logging for gossipds
subprocess.run(['kill', '-USR1', l1.subd_pid('gossipd')])
subprocess.run(['kill', '-USR1', l2.subd_pid('gossipd')])
l1.rpc.connect(l2.info['id'], 'localhost', l2.port)
l2.rpc.connect(l3.info['id'], 'localhost', l3.port)
before_anything = int(time.time() - 1.0)
# Make a public channel.
chan12 = self.fund_channel(l1, l2, 10**5)
bitcoind.generate_block(5)
sync_blockheight([l1, l2])
self.wait_for_routes(l3, [chan12])
after_12 = int(time.time())
# Full IO logging for l1's channeld
subprocess.run(['kill', '-USR1', l1.subd_pid('channeld')])
# Make another one, different timestamp.
chan23 = self.fund_channel(l2, l3, 10**5)
bitcoind.generate_block(5)
sync_blockheight([l2, l3])
self.wait_for_routes(l1, [chan23])
after_23 = int(time.time())
# Make sure l1 has received all the gossip.
wait_for(lambda: ['alias' in node for node in l1.rpc.listnodes()['nodes']] == [True, True, True])
# l1 sets broad timestamp, will receive info about both channels again.
l1.rpc.dev_send_timestamp_filter(id=l2.info['id'],
first=0,
range=0xFFFFFFFF)
before_sendfilter = l1.daemon.logsearch_start
# 0x0100 = channel_announcement
# 0x0102 = channel_update
# 0x0101 = node_announcement
l1.daemon.wait_for_log('\[IN\] 0100')
# The order of node_announcements relative to others is undefined.
l1.daemon.wait_for_logs(['\[IN\] 0102',
'\[IN\] 0102',
'\[IN\] 0100',
'\[IN\] 0102',
'\[IN\] 0102',
'\[IN\] 0101',
'\[IN\] 0101',
'\[IN\] 0101'])
# Now timestamp which doesn't overlap (gives nothing).
before_sendfilter = l1.daemon.logsearch_start
l1.rpc.dev_send_timestamp_filter(id=l2.info['id'],
first=0,
range=before_anything)
time.sleep(1)
assert not l1.daemon.is_in_log('\[IN\] 0100', before_sendfilter)
# Now choose range which will only give first update.
l1.rpc.dev_send_timestamp_filter(id=l2.info['id'],
first=before_anything,
range=after_12 - before_anything + 1)
# 0x0100 = channel_announcement
l1.daemon.wait_for_log('\[IN\] 0100')
# 0x0102 = channel_update
# (Node announcement may have any timestamp)
l1.daemon.wait_for_log('\[IN\] 0102')
l1.daemon.wait_for_log('\[IN\] 0102')
# Now choose range which will only give second update.
l1.rpc.dev_send_timestamp_filter(id=l2.info['id'],
first=after_12,
range=after_23 - after_12 + 1)
# 0x0100 = channel_announcement
l1.daemon.wait_for_log('\[IN\] 0100')
# 0x0102 = channel_update
# (Node announcement may have any timestamp)
l1.daemon.wait_for_log('\[IN\] 0102')
l1.daemon.wait_for_log('\[IN\] 0102')
@unittest.skipIf(not DEVELOPER, "needs DEVELOPER=1")
def test_routing_gossip_reconnect(self):
# Connect two peers, reconnect and then see if we resume the