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Merge pull request #9447 from f321x/node_ann_dns

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Add gossip address field serialization, parsing and tests
This commit is contained in:
ThomasV
2025-01-17 10:52:14 +01:00
committed by GitHub
parent 64e07732f8 1f626f3ad8
commit d25aca7a53
3 changed files with 100 additions and 6 deletions
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43
tests/test_lnmsg.py
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@@ -8,6 +8,7 @@ from electrum.lnmsg import (read_bigsize_int, write_bigsize_int, FieldEncodingNo
from electrum.lnonion import OnionRoutingFailure
from electrum.util import bfh
from electrum.lnutil import ShortChannelID, LnFeatures
from electrum.channel_db import NodeInfo
from electrum import constants
from . import ElectrumTestCase
@@ -370,3 +371,45 @@ class TestLNMsg(ElectrumTestCase):
OnionWireSerializer.decode_msg(orf2.to_bytes())
self.assertEqual(None, orf2.decode_data())
def test_address_parsing_and_serialization(self):
"""Tests the NodeInfo bolt7 node_announcement addresses field serialization and parsing"""
taf = NodeInfo.to_addresses_field
paf = NodeInfo.parse_addresses_field
# -- INVALID INPUTS --
invalid_inputs_parsing = (
b'', # empty input
b'\x06\x00', # address type 6 (\x06) is not specified
)
invalid_inputs_serialization = (
("::1", 9735), # local ipv6
("::", 9735), # local ipv6
("::1", 0), # local host, invalid port
("::1", 65536), # local host, invalid port
("127.0.0.1", 9735), # local ipv4
("localhost", 9735), # local host
("domain.com", 0), # domain, invalid port
("domain.com", 65536), # domain, invalid port
("domain.com", -1), # domain, invalid port
("expyuzz4wqqyqhjn.onion", 9735), # onion v2, not supported
("", 9735), # empty address
)
for invalid_input in invalid_inputs_parsing:
self.assertEqual(paf(invalid_input), [])
for host, port in invalid_inputs_serialization:
self.assertEqual(taf(host, port), b'')
# -- VALID INPUTS --
valid_inputs = (
("34.138.100.228", 9735), # ipv4
("2001:41d0:0001:b40d:0000:0000:0000:0001", 9735), # ipv6
("2gzyxa5ihm7nsggfxnu52rck2vv4rvmdlkiu3zzui5du4xyclen53wid.onion", 9735), # onion v3
("ecb.europa.eu", 8624), # domain
)
valid_inputs_with_defined_output = [
[["2001:41d0:1:b40d::1", 9735], [("2001:41d0:0001:b40d:0000:0000:0000:0001", 9735)]] # ipv6
]
for host, port in valid_inputs:
self.assertEqual(paf(taf(host, port)), [(host, port)])
for input_, output in valid_inputs_with_defined_output:
self.assertEqual(paf(taf(*input_)), output)