1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
|
#!/usr/bin/env python3
# Copyright (c) 2017-present 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 RPC calls related to net.
Tests correspond to code in rpc/net.cpp.
"""
from decimal import Decimal
from itertools import product
import platform
import time
import test_framework.messages
from test_framework.netutil import ADDRMAN_NEW_BUCKET_COUNT, ADDRMAN_TRIED_BUCKET_COUNT, ADDRMAN_BUCKET_SIZE
from test_framework.p2p import (
P2PInterface,
P2P_SERVICES,
)
from test_framework.test_framework import BitcoinTestFramework
from test_framework.util import (
assert_approx,
assert_equal,
assert_greater_than,
assert_raises_rpc_error,
p2p_port,
)
from test_framework.wallet import MiniWallet
def assert_net_servicesnames(servicesflag, servicenames):
"""Utility that checks if all flags are correctly decoded in
`getpeerinfo` and `getnetworkinfo`.
:param servicesflag: The services as an integer.
:param servicenames: The list of decoded services names, as strings.
"""
servicesflag_generated = 0
for servicename in servicenames:
servicesflag_generated |= getattr(test_framework.messages, 'NODE_' + servicename)
assert servicesflag_generated == servicesflag
class NetTest(BitcoinTestFramework):
def set_test_params(self):
self.num_nodes = 2
self.extra_args = [["-minrelaytxfee=0.00001000"], ["-minrelaytxfee=0.00000500"]]
self.supports_cli = False
def run_test(self):
# We need miniwallet to make a transaction
self.wallet = MiniWallet(self.nodes[0])
# By default, the test framework sets up an addnode connection from
# node 1 --> node0. By connecting node0 --> node 1, we're left with
# the two nodes being connected both ways.
# Topology will look like: node0 <--> node1
self.connect_nodes(0, 1)
self.sync_all()
self.test_connection_count()
self.test_getpeerinfo()
self.test_getnettotals()
self.test_getnetworkinfo()
self.test_addnode_getaddednodeinfo()
self.test_service_flags()
self.test_getnodeaddresses()
self.test_addpeeraddress()
self.test_sendmsgtopeer()
self.test_getaddrmaninfo()
self.test_getrawaddrman()
def test_connection_count(self):
self.log.info("Test getconnectioncount")
# After using `connect_nodes` to connect nodes 0 and 1 to each other.
assert_equal(self.nodes[0].getconnectioncount(), 2)
def test_getpeerinfo(self):
self.log.info("Test getpeerinfo")
# Create a few getpeerinfo last_block/last_transaction values.
self.wallet.send_self_transfer(from_node=self.nodes[0]) # Make a transaction so we can see it in the getpeerinfo results
self.generate(self.nodes[1], 1)
time_now = int(time.time())
peer_info = [x.getpeerinfo() for x in self.nodes]
# Verify last_block and last_transaction keys/values.
for node, peer, field in product(range(self.num_nodes), range(2), ['last_block', 'last_transaction']):
assert field in peer_info[node][peer].keys()
if peer_info[node][peer][field] != 0:
assert_approx(peer_info[node][peer][field], time_now, vspan=60)
# check both sides of bidirectional connection between nodes
# the address bound to on one side will be the source address for the other node
assert_equal(peer_info[0][0]['addrbind'], peer_info[1][0]['addr'])
assert_equal(peer_info[1][0]['addrbind'], peer_info[0][0]['addr'])
assert_equal(peer_info[0][0]['minfeefilter'], Decimal("0.00000500"))
assert_equal(peer_info[1][0]['minfeefilter'], Decimal("0.00001000"))
# check the `servicesnames` field
for info in peer_info:
assert_net_servicesnames(int(info[0]["services"], 0x10), info[0]["servicesnames"])
assert_equal(peer_info[0][0]['connection_type'], 'inbound')
assert_equal(peer_info[0][1]['connection_type'], 'manual')
assert_equal(peer_info[1][0]['connection_type'], 'manual')
assert_equal(peer_info[1][1]['connection_type'], 'inbound')
# Check dynamically generated networks list in getpeerinfo help output.
assert "(ipv4, ipv6, onion, i2p, cjdns, not_publicly_routable)" in self.nodes[0].help("getpeerinfo")
self.log.info("Check getpeerinfo output before a version message was sent")
no_version_peer_id = 2
no_version_peer_conntime = int(time.time())
self.nodes[0].setmocktime(no_version_peer_conntime)
with self.nodes[0].wait_for_new_peer():
no_version_peer = self.nodes[0].add_p2p_connection(P2PInterface(), send_version=False, wait_for_verack=False)
self.nodes[0].setmocktime(0)
peer_info = self.nodes[0].getpeerinfo()[no_version_peer_id]
peer_info.pop("addr")
peer_info.pop("addrbind")
# The next two fields will vary for v2 connections because we send a rng-based number of decoy messages
peer_info.pop("bytesrecv")
peer_info.pop("bytessent")
assert_equal(
peer_info,
{
"addr_processed": 0,
"addr_rate_limited": 0,
"addr_relay_enabled": False,
"bip152_hb_from": False,
"bip152_hb_to": False,
"bytesrecv_per_msg": {},
"bytessent_per_msg": {},
"connection_type": "inbound",
"conntime": no_version_peer_conntime,
"id": no_version_peer_id,
"inbound": True,
"inflight": [],
"last_block": 0,
"last_transaction": 0,
"lastrecv": 0 if not self.options.v2transport else no_version_peer_conntime,
"lastsend": 0 if not self.options.v2transport else no_version_peer_conntime,
"minfeefilter": Decimal("0E-8"),
"network": "not_publicly_routable",
"permissions": [],
"presynced_headers": -1,
"relaytxes": False,
"services": "0000000000000000",
"servicesnames": [],
"session_id": "" if not self.options.v2transport else no_version_peer.v2_state.peer['session_id'].hex(),
"startingheight": -1,
"subver": "",
"synced_blocks": -1,
"synced_headers": -1,
"timeoffset": 0,
"transport_protocol_type": "v1" if not self.options.v2transport else "v2",
"version": 0,
},
)
no_version_peer.peer_disconnect()
self.wait_until(lambda: len(self.nodes[0].getpeerinfo()) == 2)
def test_getnettotals(self):
self.log.info("Test getnettotals")
# Test getnettotals and getpeerinfo by doing a ping. The bytes
# sent/received should increase by at least the size of one ping
# and one pong. Both have a payload size of 8 bytes, but the total
# size depends on the used p2p version:
# - p2p v1: 24 bytes (header) + 8 bytes (payload) = 32 bytes
# - p2p v2: 21 bytes (header/tag with short-id) + 8 bytes (payload) = 29 bytes
ping_size = 32 if not self.options.v2transport else 29
net_totals_before = self.nodes[0].getnettotals()
peer_info_before = self.nodes[0].getpeerinfo()
self.nodes[0].ping()
self.wait_until(lambda: (self.nodes[0].getnettotals()['totalbytessent'] >= net_totals_before['totalbytessent'] + ping_size * 2), timeout=1)
self.wait_until(lambda: (self.nodes[0].getnettotals()['totalbytesrecv'] >= net_totals_before['totalbytesrecv'] + ping_size * 2), timeout=1)
for peer_before in peer_info_before:
peer_after = lambda: next(p for p in self.nodes[0].getpeerinfo() if p['id'] == peer_before['id'])
self.wait_until(lambda: peer_after()['bytesrecv_per_msg'].get('pong', 0) >= peer_before['bytesrecv_per_msg'].get('pong', 0) + ping_size, timeout=1)
self.wait_until(lambda: peer_after()['bytessent_per_msg'].get('ping', 0) >= peer_before['bytessent_per_msg'].get('ping', 0) + ping_size, timeout=1)
def test_getnetworkinfo(self):
self.log.info("Test getnetworkinfo")
info = self.nodes[0].getnetworkinfo()
assert_equal(info['networkactive'], True)
assert_equal(info['connections'], 2)
assert_equal(info['connections_in'], 1)
assert_equal(info['connections_out'], 1)
with self.nodes[0].assert_debug_log(expected_msgs=['SetNetworkActive: false\n']):
self.nodes[0].setnetworkactive(state=False)
assert_equal(self.nodes[0].getnetworkinfo()['networkactive'], False)
# Wait a bit for all sockets to close
for n in self.nodes:
self.wait_until(lambda: n.getnetworkinfo()['connections'] == 0, timeout=3)
with self.nodes[0].assert_debug_log(expected_msgs=['SetNetworkActive: true\n']):
self.nodes[0].setnetworkactive(state=True)
# Connect nodes both ways.
self.connect_nodes(0, 1)
self.connect_nodes(1, 0)
info = self.nodes[0].getnetworkinfo()
assert_equal(info['networkactive'], True)
assert_equal(info['connections'], 2)
assert_equal(info['connections_in'], 1)
assert_equal(info['connections_out'], 1)
# check the `servicesnames` field
network_info = [node.getnetworkinfo() for node in self.nodes]
for info in network_info:
assert_net_servicesnames(int(info["localservices"], 0x10), info["localservicesnames"])
# Check dynamically generated networks list in getnetworkinfo help output.
assert "(ipv4, ipv6, onion, i2p, cjdns)" in self.nodes[0].help("getnetworkinfo")
def test_addnode_getaddednodeinfo(self):
self.log.info("Test addnode and getaddednodeinfo")
assert_equal(self.nodes[0].getaddednodeinfo(), [])
# add a node (node2) to node0
ip_port = "127.0.0.1:{}".format(p2p_port(2))
self.nodes[0].addnode(node=ip_port, command='add')
# try to add an equivalent ip
# (note that OpenBSD doesn't support the IPv4 shorthand notation with omitted zero-bytes)
if platform.system() != "OpenBSD":
ip_port2 = "127.1:{}".format(p2p_port(2))
assert_raises_rpc_error(-23, "Node already added", self.nodes[0].addnode, node=ip_port2, command='add')
# check that the node has indeed been added
added_nodes = self.nodes[0].getaddednodeinfo()
assert_equal(len(added_nodes), 1)
assert_equal(added_nodes[0]['addednode'], ip_port)
# check that node cannot be added again
assert_raises_rpc_error(-23, "Node already added", self.nodes[0].addnode, node=ip_port, command='add')
# check that node can be removed
self.nodes[0].addnode(node=ip_port, command='remove')
assert_equal(self.nodes[0].getaddednodeinfo(), [])
# check that an invalid command returns an error
assert_raises_rpc_error(-1, 'addnode "node" "command"', self.nodes[0].addnode, node=ip_port, command='abc')
# check that trying to remove the node again returns an error
assert_raises_rpc_error(-24, "Node could not be removed", self.nodes[0].addnode, node=ip_port, command='remove')
# check that a non-existent node returns an error
assert_raises_rpc_error(-24, "Node has not been added", self.nodes[0].getaddednodeinfo, '1.1.1.1')
def test_service_flags(self):
self.log.info("Test service flags")
self.nodes[0].add_p2p_connection(P2PInterface(), services=(1 << 4) | (1 << 63))
if self.options.v2transport:
assert_equal(['UNKNOWN[2^4]', 'P2P_V2', 'UNKNOWN[2^63]'], self.nodes[0].getpeerinfo()[-1]['servicesnames'])
else:
assert_equal(['UNKNOWN[2^4]', 'UNKNOWN[2^63]'], self.nodes[0].getpeerinfo()[-1]['servicesnames'])
self.nodes[0].disconnect_p2ps()
def test_getnodeaddresses(self):
self.log.info("Test getnodeaddresses")
self.nodes[0].add_p2p_connection(P2PInterface())
# Add an IPv6 address to the address manager.
ipv6_addr = "1233:3432:2434:2343:3234:2345:6546:4534"
self.nodes[0].addpeeraddress(address=ipv6_addr, port=8333)
# Add 10,000 IPv4 addresses to the address manager. Due to the way bucket
# and bucket positions are calculated, some of these addresses will collide.
imported_addrs = []
for i in range(10000):
first_octet = i >> 8
second_octet = i % 256
a = f"{first_octet}.{second_octet}.1.1"
imported_addrs.append(a)
self.nodes[0].addpeeraddress(a, 8333)
# Fetch the addresses via the RPC and test the results.
assert_equal(len(self.nodes[0].getnodeaddresses()), 1) # default count is 1
assert_equal(len(self.nodes[0].getnodeaddresses(count=2)), 2)
assert_equal(len(self.nodes[0].getnodeaddresses(network="ipv4", count=8)), 8)
# Maximum possible addresses in AddrMan is 10000. The actual number will
# usually be less due to bucket and bucket position collisions.
node_addresses = self.nodes[0].getnodeaddresses(0, "ipv4")
assert_greater_than(len(node_addresses), 5000)
assert_greater_than(10000, len(node_addresses))
for a in node_addresses:
assert_greater_than(a["time"], 1527811200) # 1st June 2018
assert_equal(a["services"], P2P_SERVICES)
assert a["address"] in imported_addrs
assert_equal(a["port"], 8333)
assert_equal(a["network"], "ipv4")
# Test the IPv6 address.
res = self.nodes[0].getnodeaddresses(0, "ipv6")
assert_equal(len(res), 1)
assert_equal(res[0]["address"], ipv6_addr)
assert_equal(res[0]["network"], "ipv6")
assert_equal(res[0]["port"], 8333)
assert_equal(res[0]["services"], P2P_SERVICES)
# Test for the absence of onion, I2P and CJDNS addresses.
for network in ["onion", "i2p", "cjdns"]:
assert_equal(self.nodes[0].getnodeaddresses(0, network), [])
# Test invalid arguments.
assert_raises_rpc_error(-8, "Address count out of range", self.nodes[0].getnodeaddresses, -1)
assert_raises_rpc_error(-8, "Network not recognized: Foo", self.nodes[0].getnodeaddresses, 1, "Foo")
def test_addpeeraddress(self):
"""RPC addpeeraddress sets the source address equal to the destination address.
If an address with the same /16 as an existing new entry is passed, it will be
placed in the same new bucket and have a 1/64 chance of the bucket positions
colliding (depending on the value of nKey in the addrman), in which case the
new address won't be added. The probability of collision can be reduced to
1/2^16 = 1/65536 by using an address from a different /16. We avoid this here
by first testing adding a tried table entry before testing adding a new table one.
"""
self.log.info("Test addpeeraddress")
self.restart_node(1, ["-checkaddrman=1"])
node = self.nodes[1]
self.log.debug("Test that addpeerinfo is a hidden RPC")
# It is hidden from general help, but its detailed help may be called directly.
assert "addpeerinfo" not in node.help()
assert "addpeerinfo" in node.help("addpeerinfo")
self.log.debug("Test that adding an empty address fails")
assert_equal(node.addpeeraddress(address="", port=8333), {"success": False})
assert_equal(node.getnodeaddresses(count=0), [])
self.log.debug("Test that non-bool tried fails")
assert_raises_rpc_error(-3, "JSON value of type string is not of expected type bool", self.nodes[0].addpeeraddress, address="1.2.3.4", tried="True", port=1234)
self.log.debug("Test that adding an address with invalid port fails")
assert_raises_rpc_error(-1, "JSON integer out of range", self.nodes[0].addpeeraddress, address="1.2.3.4", port=-1)
assert_raises_rpc_error(-1, "JSON integer out of range", self.nodes[0].addpeeraddress, address="1.2.3.4", port=65536)
self.log.debug("Test that adding a valid address to the tried table succeeds")
self.addr_time = int(time.time())
node.setmocktime(self.addr_time)
assert_equal(node.addpeeraddress(address="1.2.3.4", tried=True, port=8333), {"success": True})
with node.assert_debug_log(expected_msgs=["CheckAddrman: new 0, tried 1, total 1 started"]):
addrs = node.getnodeaddresses(count=0) # getnodeaddresses re-runs the addrman checks
assert_equal(len(addrs), 1)
assert_equal(addrs[0]["address"], "1.2.3.4")
assert_equal(addrs[0]["port"], 8333)
self.log.debug("Test that adding an already-present tried address to the new and tried tables fails")
for value in [True, False]:
assert_equal(node.addpeeraddress(address="1.2.3.4", tried=value, port=8333), {"success": False})
assert_equal(len(node.getnodeaddresses(count=0)), 1)
self.log.debug("Test that adding a second address, this time to the new table, succeeds")
assert_equal(node.addpeeraddress(address="2.0.0.0", port=8333), {"success": True})
with node.assert_debug_log(expected_msgs=["CheckAddrman: new 1, tried 1, total 2 started"]):
addrs = node.getnodeaddresses(count=0) # getnodeaddresses re-runs the addrman checks
assert_equal(len(addrs), 2)
def test_sendmsgtopeer(self):
node = self.nodes[0]
self.restart_node(0)
# we want to use a p2p v1 connection here in order to ensure
# a peer id of zero (a downgrade from v2 to v1 would lead
# to an increase of the peer id)
self.connect_nodes(0, 1, peer_advertises_v2=False)
self.log.info("Test sendmsgtopeer")
self.log.debug("Send a valid message")
with self.nodes[1].assert_debug_log(expected_msgs=["received: addr"]):
node.sendmsgtopeer(peer_id=0, msg_type="addr", msg="FFFFFF")
self.log.debug("Test error for sending to non-existing peer")
assert_raises_rpc_error(-1, "Error: Could not send message to peer", node.sendmsgtopeer, peer_id=100, msg_type="addr", msg="FF")
self.log.debug("Test that zero-length msg_type is allowed")
node.sendmsgtopeer(peer_id=0, msg_type="addr", msg="")
self.log.debug("Test error for msg_type that is too long")
assert_raises_rpc_error(-8, "Error: msg_type too long, max length is 12", node.sendmsgtopeer, peer_id=0, msg_type="long_msg_type", msg="FF")
self.log.debug("Test that unknown msg_type is allowed")
node.sendmsgtopeer(peer_id=0, msg_type="unknown", msg="FF")
self.log.debug("Test that empty msg is allowed")
node.sendmsgtopeer(peer_id=0, msg_type="addr", msg="FF")
self.log.debug("Test that oversized messages are allowed, but get us disconnected")
zero_byte_string = b'\x00' * 4000001
node.sendmsgtopeer(peer_id=0, msg_type="addr", msg=zero_byte_string.hex())
self.wait_until(lambda: len(self.nodes[0].getpeerinfo()) == 0, timeout=10)
def test_getaddrmaninfo(self):
self.log.info("Test getaddrmaninfo")
node = self.nodes[1]
# current count of ipv4 addresses in addrman is {'new':1, 'tried':1}
self.log.info("Test that count of addresses in addrman match expected values")
res = node.getaddrmaninfo()
assert_equal(res["ipv4"]["new"], 1)
assert_equal(res["ipv4"]["tried"], 1)
assert_equal(res["ipv4"]["total"], 2)
assert_equal(res["all_networks"]["new"], 1)
assert_equal(res["all_networks"]["tried"], 1)
assert_equal(res["all_networks"]["total"], 2)
for net in ["ipv6", "onion", "i2p", "cjdns"]:
assert_equal(res[net]["new"], 0)
assert_equal(res[net]["tried"], 0)
assert_equal(res[net]["total"], 0)
def test_getrawaddrman(self):
self.log.info("Test getrawaddrman")
node = self.nodes[1]
self.log.debug("Test that getrawaddrman is a hidden RPC")
# It is hidden from general help, but its detailed help may be called directly.
assert "getrawaddrman" not in node.help()
assert "getrawaddrman" in node.help("getrawaddrman")
def check_addr_information(result, expected):
"""Utility to compare a getrawaddrman result entry with an expected entry"""
assert_equal(result["address"], expected["address"])
assert_equal(result["port"], expected["port"])
assert_equal(result["services"], expected["services"])
assert_equal(result["network"], expected["network"])
assert_equal(result["source"], expected["source"])
assert_equal(result["source_network"], expected["source_network"])
assert_equal(result["time"], self.addr_time)
def check_getrawaddrman_entries(expected):
"""Utility to compare a getrawaddrman result with expected addrman contents"""
getrawaddrman = node.getrawaddrman()
getaddrmaninfo = node.getaddrmaninfo()
for (table_name, table_info) in expected.items():
assert_equal(len(getrawaddrman[table_name]), len(table_info["entries"]))
assert_equal(len(getrawaddrman[table_name]), getaddrmaninfo["all_networks"][table_name])
for bucket_position in getrawaddrman[table_name].keys():
bucket = int(bucket_position.split("/")[0])
position = int(bucket_position.split("/")[1])
# bucket and position only be sanity checked here as the
# test-addrman isn't deterministic
assert 0 <= int(bucket) < table_info["bucket_count"]
assert 0 <= int(position) < ADDRMAN_BUCKET_SIZE
entry = getrawaddrman[table_name][bucket_position]
expected_entry = list(filter(lambda e: e["address"] == entry["address"], table_info["entries"]))[0]
check_addr_information(entry, expected_entry)
# we expect one addrman new and tried table entry, which were added in a previous test
expected = {
"new": {
"bucket_count": ADDRMAN_NEW_BUCKET_COUNT,
"entries": [
{
"address": "2.0.0.0",
"port": 8333,
"services": 9,
"network": "ipv4",
"source": "2.0.0.0",
"source_network": "ipv4",
}
]
},
"tried": {
"bucket_count": ADDRMAN_TRIED_BUCKET_COUNT,
"entries": [
{
"address": "1.2.3.4",
"port": 8333,
"services": 9,
"network": "ipv4",
"source": "1.2.3.4",
"source_network": "ipv4",
}
]
}
}
self.log.debug("Test that the getrawaddrman contains information about the addresses added in a previous test")
check_getrawaddrman_entries(expected)
self.log.debug("Add one new address to each addrman table")
expected["new"]["entries"].append({
"address": "2803:0:1234:abcd::1",
"services": 9,
"network": "ipv6",
"source": "2803:0:1234:abcd::1",
"source_network": "ipv6",
"port": -1, # set once addpeeraddress is successful
})
expected["tried"]["entries"].append({
"address": "nrfj6inpyf73gpkyool35hcmne5zwfmse3jl3aw23vk7chdemalyaqad.onion",
"services": 9,
"network": "onion",
"source": "nrfj6inpyf73gpkyool35hcmne5zwfmse3jl3aw23vk7chdemalyaqad.onion",
"source_network": "onion",
"port": -1, # set once addpeeraddress is successful
})
port = 0
for (table_name, table_info) in expected.items():
# There's a slight chance that the to-be-added address collides with an already
# present table entry. To avoid this, we increment the port until an address has been
# added. Incrementing the port changes the position in the new table bucket (bucket
# stays the same) and changes both the bucket and the position in the tried table.
while True:
if node.addpeeraddress(address=table_info["entries"][1]["address"], port=port, tried=table_name == "tried")["success"]:
table_info["entries"][1]["port"] = port
self.log.debug(f"Added {table_info['entries'][1]['address']} to {table_name} table")
break
else:
port += 1
self.log.debug("Test that the newly added addresses appear in getrawaddrman")
check_getrawaddrman_entries(expected)
if __name__ == '__main__':
NetTest().main()
|