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#!/usr/bin/env python3
# Copyright (c) 2022 The Bitcoin Core developers
# Distributed under the MIT software license, see the accompanying
# file COPYING or http://www.opensource.org/licenses/mit-license.php.
"""Test -discover command."""
import socket
from test_framework.test_framework import BitcoinTestFramework
from test_framework.util import assert_equal
def is_valid_ipv4_address(address):
try:
socket.inet_aton(address)
except socket.error:
return False
return True
def is_valid_ipv6_address(address):
try:
socket.inet_pton(socket.AF_INET6, address)
except socket.error:
return False
return True
class DiscoverTest(BitcoinTestFramework):
def set_test_params(self):
self.setup_clean_chain = True
self.bind_to_localhost_only = False
self.num_nodes = 1
def validate_addresses(self, addresses_obj):
for address_obj in addresses_obj:
address = address_obj['address']
self.log.info(f"Validating {address}")
valid = (is_valid_ipv4_address(address)
or is_valid_ipv6_address(address))
assert_equal(valid, True)
def test_local_addresses(self, test_case, *, expect_empty=False):
self.log.info(f"Restart node with {test_case}")
self.restart_node(0, test_case)
network_info = self.nodes[0].getnetworkinfo()
network_enabled = [n for n in network_info['networks']
if n['reachable'] and n['name'] in ['ipv4', 'ipv6']]
local_addrs = list(network_info["localaddresses"])
if expect_empty or not network_enabled:
assert_equal(local_addrs, [])
elif len(local_addrs) > 0:
self.validate_addresses(local_addrs)
def run_test(self):
test_cases = [
["-listen", "-discover"],
["-discover"],
]
test_cases_empty = [
["-discover=0"],
["-listen", "-discover=0"],
[],
]
for test_case in test_cases:
self.test_local_addresses(test_case, expect_empty=False)
for test_case in test_cases_empty:
self.test_local_addresses(test_case, expect_empty=True)
if __name__ == '__main__':
DiscoverTest(__file__).main()
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