134 lines
4.9 KiB
Python
Executable file
134 lines
4.9 KiB
Python
Executable file
#!/usr/bin/env python3
|
|
# Copyright (c) 2019 The Bitcoin Core developers
|
|
# Distributed under the MIT software license, see the accompanying
|
|
# file COPYING or http://www.opensource.org/licenses/mit-license.php.
|
|
"""Tests NODE_COMPACT_FILTERS (BIP 157/158).
|
|
|
|
Tests that a node configured with -blockfilterindex and -peerblockfilters can serve
|
|
cfcheckpts.
|
|
"""
|
|
|
|
from test_framework.messages import (
|
|
FILTER_TYPE_BASIC,
|
|
msg_getcfcheckpt,
|
|
)
|
|
from test_framework.mininode import P2PInterface
|
|
from test_framework.test_framework import BitcoinTestFramework
|
|
from test_framework.util import (
|
|
assert_equal,
|
|
connect_nodes,
|
|
disconnect_nodes,
|
|
wait_until,
|
|
)
|
|
|
|
class CompactFiltersTest(BitcoinTestFramework):
|
|
def set_test_params(self):
|
|
self.setup_clean_chain = True
|
|
self.rpc_timeout = 480
|
|
self.num_nodes = 2
|
|
self.extra_args = [
|
|
["-blockfilterindex", "-peerblockfilters"],
|
|
["-blockfilterindex"],
|
|
]
|
|
|
|
def run_test(self):
|
|
# Node 0 supports COMPACT_FILTERS, node 1 does not.
|
|
node0 = self.nodes[0].add_p2p_connection(P2PInterface())
|
|
node1 = self.nodes[1].add_p2p_connection(P2PInterface())
|
|
|
|
# Nodes 0 & 1 share the same first 999 blocks in the chain.
|
|
self.nodes[0].generate(999)
|
|
self.sync_blocks(timeout=600)
|
|
|
|
# Stale blocks by disconnecting nodes 0 & 1, mining, then reconnecting
|
|
disconnect_nodes(self.nodes[0], 1)
|
|
|
|
self.nodes[0].generate(1)
|
|
wait_until(lambda: self.nodes[0].getblockcount() == 1000)
|
|
stale_block_hash = self.nodes[0].getblockhash(1000)
|
|
|
|
self.nodes[1].generate(1001)
|
|
wait_until(lambda: self.nodes[1].getblockcount() == 2000)
|
|
|
|
self.log.info("get cfcheckpt on chain to be re-orged out.")
|
|
request = msg_getcfcheckpt(
|
|
filter_type=FILTER_TYPE_BASIC,
|
|
stop_hash=int(stale_block_hash, 16)
|
|
)
|
|
node0.send_and_ping(message=request)
|
|
response = node0.last_message['cfcheckpt']
|
|
assert_equal(response.filter_type, request.filter_type)
|
|
assert_equal(response.stop_hash, request.stop_hash)
|
|
assert_equal(len(response.headers), 1)
|
|
|
|
self.log.info("Reorg node 0 to a new chain.")
|
|
connect_nodes(self.nodes[0], 1)
|
|
self.sync_blocks(timeout=600)
|
|
|
|
main_block_hash = self.nodes[0].getblockhash(1000)
|
|
assert main_block_hash != stale_block_hash, "node 0 chain did not reorganize"
|
|
|
|
self.log.info("Check that peers can fetch cfcheckpt on active chain.")
|
|
tip_hash = self.nodes[0].getbestblockhash()
|
|
request = msg_getcfcheckpt(
|
|
filter_type=FILTER_TYPE_BASIC,
|
|
stop_hash=int(tip_hash, 16)
|
|
)
|
|
node0.send_and_ping(request)
|
|
response = node0.last_message['cfcheckpt']
|
|
assert_equal(response.filter_type, request.filter_type)
|
|
assert_equal(response.stop_hash, request.stop_hash)
|
|
|
|
main_cfcheckpt = self.nodes[0].getblockfilter(main_block_hash, 'basic')['header']
|
|
tip_cfcheckpt = self.nodes[0].getblockfilter(tip_hash, 'basic')['header']
|
|
assert_equal(
|
|
response.headers,
|
|
[int(header, 16) for header in (main_cfcheckpt, tip_cfcheckpt)]
|
|
)
|
|
|
|
self.log.info("Check that peers can fetch cfcheckpt on stale chain.")
|
|
request = msg_getcfcheckpt(
|
|
filter_type=FILTER_TYPE_BASIC,
|
|
stop_hash=int(stale_block_hash, 16)
|
|
)
|
|
node0.send_and_ping(request)
|
|
response = node0.last_message['cfcheckpt']
|
|
|
|
stale_cfcheckpt = self.nodes[0].getblockfilter(stale_block_hash, 'basic')['header']
|
|
assert_equal(
|
|
response.headers,
|
|
[int(header, 16) for header in (stale_cfcheckpt,)]
|
|
)
|
|
|
|
self.log.info("Requests to node 1 without NODE_COMPACT_FILTERS results in disconnection.")
|
|
requests = [
|
|
msg_getcfcheckpt(
|
|
filter_type=FILTER_TYPE_BASIC,
|
|
stop_hash=int(main_block_hash, 16)
|
|
),
|
|
]
|
|
for request in requests:
|
|
node1 = self.nodes[1].add_p2p_connection(P2PInterface())
|
|
node1.send_message(request)
|
|
node1.wait_for_disconnect()
|
|
|
|
self.log.info("Check that invalid requests result in disconnection.")
|
|
requests = [
|
|
# Requesting unknown filter type results in disconnection.
|
|
msg_getcfcheckpt(
|
|
filter_type=255,
|
|
stop_hash=int(main_block_hash, 16)
|
|
),
|
|
# Requesting unknown hash results in disconnection.
|
|
msg_getcfcheckpt(
|
|
filter_type=FILTER_TYPE_BASIC,
|
|
stop_hash=123456789,
|
|
),
|
|
]
|
|
for request in requests:
|
|
node0 = self.nodes[0].add_p2p_connection(P2PInterface())
|
|
node0.send_message(request)
|
|
node0.wait_for_disconnect()
|
|
|
|
if __name__ == '__main__':
|
|
CompactFiltersTest().main()
|