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93 lines
3.1 KiB
93 lines
3.1 KiB
#!/usr/bin/env python3
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# Copyright (c) 2020 The Bitcoin Core developers
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# Distributed under the MIT software license, see the accompanying
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# file COPYING or http://www.opensource.org/licenses/mit-license.php.
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"""Test block-relay-only anchors functionality"""
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import os
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from test_framework.p2p import P2PInterface
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from test_framework.test_framework import BitcoinTestFramework
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from test_framework.util import assert_equal
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INBOUND_CONNECTIONS = 5
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BLOCK_RELAY_CONNECTIONS = 2
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def check_node_connections(*, node, num_in, num_out):
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info = node.getnetworkinfo()
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assert_equal(info["connections_in"], num_in)
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assert_equal(info["connections_out"], num_out)
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class AnchorsTest(BitcoinTestFramework):
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def set_test_params(self):
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self.num_nodes = 1
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self.disable_autoconnect = False
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def setup_network(self):
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self.setup_nodes()
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def run_test(self):
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node_anchors_path = os.path.join(
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self.nodes[0].datadir, "regtest", "anchors.dat"
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)
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self.log.info("When node starts, check if anchors.dat doesn't exist")
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assert not os.path.exists(node_anchors_path)
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self.log.info(f"Add {BLOCK_RELAY_CONNECTIONS} block-relay-only connections to node")
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for i in range(BLOCK_RELAY_CONNECTIONS):
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self.log.debug(f"block-relay-only: {i}")
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self.nodes[0].add_outbound_p2p_connection(
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P2PInterface(), p2p_idx=i, connection_type="block-relay-only"
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)
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self.log.info(f"Add {INBOUND_CONNECTIONS} inbound connections to node")
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for i in range(INBOUND_CONNECTIONS):
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self.log.debug(f"inbound: {i}")
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self.nodes[0].add_p2p_connection(P2PInterface())
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self.log.info("Check node connections")
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check_node_connections(node=self.nodes[0], num_in=5, num_out=2)
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# 127.0.0.1
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ip = "7f000001"
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# Since the ip is always 127.0.0.1 for this case,
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# we store only the port to identify the peers
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block_relay_nodes_port = []
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inbound_nodes_port = []
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for p in self.nodes[0].getpeerinfo():
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addr_split = p["addr"].split(":")
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if p["connection_type"] == "block-relay-only":
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block_relay_nodes_port.append(hex(int(addr_split[1]))[2:])
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else:
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inbound_nodes_port.append(hex(int(addr_split[1]))[2:])
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self.log.info("Stop node 0")
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self.stop_node(0)
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# It should contain only the block-relay-only addresses
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self.log.info("Check the addresses in anchors.dat")
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with open(node_anchors_path, "rb") as file_handler:
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anchors = file_handler.read().hex()
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for port in block_relay_nodes_port:
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ip_port = ip + port
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assert ip_port in anchors
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for port in inbound_nodes_port:
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ip_port = ip + port
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assert ip_port not in anchors
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self.log.info("Start node")
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self.start_node(0)
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self.log.info("When node starts, check if anchors.dat doesn't exist anymore")
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assert not os.path.exists(node_anchors_path)
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if __name__ == "__main__":
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AnchorsTest().main()
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