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
|
#!/usr/bin/env python3
# Copyright (c) 2017-2019 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 test_framework.p2p import P2PInterface
import test_framework.messages
from test_framework.messages import (
NODE_NETWORK,
NODE_WITNESS,
)
from test_framework.test_framework import BitcoinTestFramework
from test_framework.util import (
assert_equal,
assert_greater_than_or_equal,
assert_greater_than,
assert_raises_rpc_error,
connect_nodes,
p2p_port,
wait_until,
)
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.setup_clean_chain = True
self.num_nodes = 2
self.extra_args = [["-minrelaytxfee=0.00001000"], ["-minrelaytxfee=0.00000500"]]
self.supports_cli = False
def run_test(self):
self.log.info('Get out of IBD for the minfeefilter test')
self.nodes[0].generate(1)
self.log.info('Connect nodes both way')
connect_nodes(self.nodes[0], 1)
connect_nodes(self.nodes[1], 0)
self._test_connection_count()
self._test_getnettotals()
self._test_getnetworkinfo()
self._test_getaddednodeinfo()
self._test_getpeerinfo()
self.test_service_flags()
self._test_getnodeaddresses()
def _test_connection_count(self):
# connect_nodes connects each node to the other
assert_equal(self.nodes[0].getconnectioncount(), 2)
def _test_getnettotals(self):
# getnettotals totalbytesrecv and totalbytessent should be
# consistent with getpeerinfo. Since the RPC calls are not atomic,
# and messages might have been recvd or sent between RPC calls, call
# getnettotals before and after and verify that the returned values
# from getpeerinfo are bounded by those values.
net_totals_before = self.nodes[0].getnettotals()
peer_info = self.nodes[0].getpeerinfo()
net_totals_after = self.nodes[0].getnettotals()
assert_equal(len(peer_info), 2)
peers_recv = sum([peer['bytesrecv'] for peer in peer_info])
peers_sent = sum([peer['bytessent'] for peer in peer_info])
assert_greater_than_or_equal(peers_recv, net_totals_before['totalbytesrecv'])
assert_greater_than_or_equal(net_totals_after['totalbytesrecv'], peers_recv)
assert_greater_than_or_equal(peers_sent, net_totals_before['totalbytessent'])
assert_greater_than_or_equal(net_totals_after['totalbytessent'], peers_sent)
# test getnettotals and getpeerinfo by doing a ping
# the bytes sent/received should change
# note ping and pong are 32 bytes each
self.nodes[0].ping()
wait_until(lambda: (self.nodes[0].getnettotals()['totalbytessent'] >= net_totals_after['totalbytessent'] + 32 * 2), timeout=1)
wait_until(lambda: (self.nodes[0].getnettotals()['totalbytesrecv'] >= net_totals_after['totalbytesrecv'] + 32 * 2), timeout=1)
peer_info_after_ping = self.nodes[0].getpeerinfo()
for before, after in zip(peer_info, peer_info_after_ping):
assert_greater_than_or_equal(after['bytesrecv_per_msg'].get('pong', 0), before['bytesrecv_per_msg'].get('pong', 0) + 32)
assert_greater_than_or_equal(after['bytessent_per_msg'].get('ping', 0), before['bytessent_per_msg'].get('ping', 0) + 32)
def _test_getnetworkinfo(self):
assert_equal(self.nodes[0].getnetworkinfo()['networkactive'], True)
assert_equal(self.nodes[0].getnetworkinfo()['connections'], 2)
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
wait_until(lambda: self.nodes[0].getnetworkinfo()['connections'] == 0, timeout=3)
with self.nodes[0].assert_debug_log(expected_msgs=['SetNetworkActive: true\n']):
self.nodes[0].setnetworkactive(state=True)
self.log.info('Connect nodes both way')
connect_nodes(self.nodes[0], 1)
connect_nodes(self.nodes[1], 0)
assert_equal(self.nodes[0].getnetworkinfo()['networkactive'], True)
assert_equal(self.nodes[0].getnetworkinfo()['connections'], 2)
# 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"])
def _test_getaddednodeinfo(self):
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')
# check that the node has indeed been added
added_nodes = self.nodes[0].getaddednodeinfo(ip_port)
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 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_getpeerinfo(self):
peer_info = [x.getpeerinfo() for x in self.nodes]
# 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"])
def test_service_flags(self):
self.nodes[0].add_p2p_connection(P2PInterface(), services=(1 << 4) | (1 << 63))
assert_equal(['UNKNOWN[2^4]', 'UNKNOWN[2^63]'], self.nodes[0].getpeerinfo()[-1]['servicesnames'])
self.nodes[0].disconnect_p2ps()
def _test_getnodeaddresses(self):
self.nodes[0].add_p2p_connection(P2PInterface())
# Add some addresses to the Address Manager over RPC. Due to the way
# bucket and bucket position are calculated, some of these addresses
# will collide.
imported_addrs = []
for i in range(10000):
first_octet = i >> 8
second_octet = i % 256
a = "{}.{}.1.1".format(first_octet, second_octet)
imported_addrs.append(a)
self.nodes[0].addpeeraddress(a, 8333)
# Obtain addresses via rpc call and check they were ones sent in before.
#
# Maximum possible addresses in addrman is 10000, although actual
# number will usually be less due to bucket and bucket position
# collisions.
node_addresses = self.nodes[0].getnodeaddresses(0)
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"], NODE_NETWORK | NODE_WITNESS)
assert a["address"] in imported_addrs
assert_equal(a["port"], 8333)
node_addresses = self.nodes[0].getnodeaddresses(1)
assert_equal(len(node_addresses), 1)
assert_raises_rpc_error(-8, "Address count out of range", self.nodes[0].getnodeaddresses, -1)
# addrman's size cannot be known reliably after insertion, as hash collisions may occur
# so only test that requesting a large number of addresses returns less than that
LARGE_REQUEST_COUNT = 10000
node_addresses = self.nodes[0].getnodeaddresses(LARGE_REQUEST_COUNT)
assert_greater_than(LARGE_REQUEST_COUNT, len(node_addresses))
if __name__ == '__main__':
NetTest().main()
|