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91 lines
3.0 KiB
91 lines
3.0 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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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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