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-BEGIN VERIFY SCRIPT- ./contrib/devtools/copyright_header.py update ./ -END VERIFY SCRIPT- Commits of previous years: * 2020:fa0074e2d8* 2019:aaaaad6ac9
111 lines
4.8 KiB
Python
Executable File
111 lines
4.8 KiB
Python
Executable File
#!/usr/bin/env python3
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# Copyright (c) 2020-2021 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 add_outbound_p2p_connection test framework functionality"""
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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 (
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assert_equal,
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check_node_connections,
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)
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class P2PFeelerReceiver(P2PInterface):
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def on_version(self, message):
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# The bitcoind node closes feeler connections as soon as a version
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# message is received from the test framework. Don't send any responses
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# to the node's version message since the connection will already be
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# closed.
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pass
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class P2PAddConnections(BitcoinTestFramework):
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def set_test_params(self):
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self.num_nodes = 2
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def setup_network(self):
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self.setup_nodes()
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# Don't connect the nodes
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def run_test(self):
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self.log.info("Add 8 outbounds to node 0")
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for i in range(8):
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self.log.info(f"outbound: {i}")
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self.nodes[0].add_outbound_p2p_connection(P2PInterface(), p2p_idx=i, connection_type="outbound-full-relay")
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self.log.info("Add 2 block-relay-only connections to node 0")
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for i in range(2):
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self.log.info(f"block-relay-only: {i}")
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# set p2p_idx based on the outbound connections already open to the
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# node, so add 8 to account for the previous full-relay connections
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self.nodes[0].add_outbound_p2p_connection(P2PInterface(), p2p_idx=i + 8, connection_type="block-relay-only")
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self.log.info("Add 2 block-relay-only connections to node 1")
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for i in range(2):
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self.log.info(f"block-relay-only: {i}")
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self.nodes[1].add_outbound_p2p_connection(P2PInterface(), p2p_idx=i, connection_type="block-relay-only")
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self.log.info("Add 5 inbound connections to node 1")
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for i in range(5):
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self.log.info(f"inbound: {i}")
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self.nodes[1].add_p2p_connection(P2PInterface())
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self.log.info("Add 8 outbounds to node 1")
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for i in range(8):
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self.log.info(f"outbound: {i}")
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# bump p2p_idx to account for the 2 existing outbounds on node 1
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self.nodes[1].add_outbound_p2p_connection(P2PInterface(), p2p_idx=i + 2)
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self.log.info("Check the connections opened as expected")
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check_node_connections(node=self.nodes[0], num_in=0, num_out=10)
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check_node_connections(node=self.nodes[1], num_in=5, num_out=10)
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self.log.info("Disconnect p2p connections & try to re-open")
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self.nodes[0].disconnect_p2ps()
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check_node_connections(node=self.nodes[0], num_in=0, num_out=0)
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self.log.info("Add 8 outbounds to node 0")
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for i in range(8):
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self.log.info(f"outbound: {i}")
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self.nodes[0].add_outbound_p2p_connection(P2PInterface(), p2p_idx=i)
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check_node_connections(node=self.nodes[0], num_in=0, num_out=8)
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self.log.info("Add 2 block-relay-only connections to node 0")
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for i in range(2):
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self.log.info(f"block-relay-only: {i}")
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# bump p2p_idx to account for the 8 existing outbounds on node 0
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self.nodes[0].add_outbound_p2p_connection(P2PInterface(), p2p_idx=i + 8, connection_type="block-relay-only")
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check_node_connections(node=self.nodes[0], num_in=0, num_out=10)
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self.log.info("Restart node 0 and try to reconnect to p2ps")
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self.restart_node(0)
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self.log.info("Add 4 outbounds to node 0")
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for i in range(4):
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self.log.info(f"outbound: {i}")
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self.nodes[0].add_outbound_p2p_connection(P2PInterface(), p2p_idx=i)
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check_node_connections(node=self.nodes[0], num_in=0, num_out=4)
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self.log.info("Add 2 block-relay-only connections to node 0")
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for i in range(2):
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self.log.info(f"block-relay-only: {i}")
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# bump p2p_idx to account for the 4 existing outbounds on node 0
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self.nodes[0].add_outbound_p2p_connection(P2PInterface(), p2p_idx=i + 4, connection_type="block-relay-only")
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check_node_connections(node=self.nodes[0], num_in=0, num_out=6)
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check_node_connections(node=self.nodes[1], num_in=5, num_out=10)
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self.log.info("Add 1 feeler connection to node 0")
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feeler_conn = self.nodes[0].add_outbound_p2p_connection(P2PFeelerReceiver(), p2p_idx=6, connection_type="feeler")
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# Feeler connection is closed
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assert not feeler_conn.is_connected
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# Verify version message received
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assert_equal(feeler_conn.message_count["version"], 1)
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# Feeler connections do not request tx relay
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assert_equal(feeler_conn.last_message["version"].relay, 0)
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if __name__ == '__main__':
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P2PAddConnections().main()
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