dash/test/functional/rpc_net.py
UdjinM6 8a1a86b063
fix/test: Count MN connections properly, add more tests for getnetworkinfo (#4928)
* fix: Count MN connections properly

* tests: check extended connections info returned via getnetworkinfo
2022-07-25 17:07:25 -05:00

207 lines
9.2 KiB
Python
Executable File

#!/usr/bin/env python3
# Copyright (c) 2017 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 test_framework.test_framework import DashTestFramework
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,
)
from test_framework.mininode import P2PInterface
from test_framework.messages import (
CAddress,
msg_addr,
NODE_NETWORK,
NODE_GETUTXO,NODE_BLOOM,
NODE_NETWORK_LIMITED,
NODE_HEADERS_COMPRESSED,
)
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.
"""
if servicesflag & NODE_NETWORK:
assert "NETWORK" in servicenames
if servicesflag & NODE_GETUTXO:
assert "GETUTXO" in servicenames
if servicesflag & NODE_BLOOM:
assert "BLOOM" in servicenames
if servicesflag & NODE_NETWORK_LIMITED:
assert "NETWORK_LIMITED" in servicenames
if servicesflag & NODE_HEADERS_COMPRESSED:
assert "HEADERS_COMPRESSED" in servicenames
class NetTest(DashTestFramework):
def set_test_params(self):
self.set_dash_test_params(3, 1, fast_dip3_enforcement=True)
def run_test(self):
# Wait for one ping/pong to finish so that we can be sure that there is no chatter between nodes for some time
# Especially the exchange of messages like getheaders and friends causes test failures here
self.nodes[0].ping()
wait_until(lambda: all(['pingtime' in n for n in self.nodes[0].getpeerinfo()]))
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
# and node0 was also connected to node2 (a masternode)
# during network setup
assert_equal(self.nodes[0].getconnectioncount(), 3)
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), 3)
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'], 3)
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)
wait_until(lambda: self.nodes[1].getnetworkinfo()['connections'] == 0, timeout=3)
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"], 16), info["localservicesnames"])
self.log.info('Test extended connections info')
connect_nodes(self.nodes[1], 2)
self.nodes[1].ping()
wait_until(lambda: all(['pingtime' in n for n in self.nodes[1].getpeerinfo()]))
assert_equal(self.nodes[1].getnetworkinfo()['connections'], 3)
assert_equal(self.nodes[1].getnetworkinfo()['inboundconnections'], 1)
assert_equal(self.nodes[1].getnetworkinfo()['outboundconnections'], 2)
assert_equal(self.nodes[1].getnetworkinfo()['mnconnections'], 1)
assert_equal(self.nodes[1].getnetworkinfo()['inboundmnconnections'], 0)
assert_equal(self.nodes[1].getnetworkinfo()['outboundmnconnections'], 1)
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 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'])
# check the `servicesnames` field
for info in peer_info:
assert_net_servicesnames(int(info[0]["services"], 16), 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())
# send some addresses to the node via the p2p message addr
msg = msg_addr()
imported_addrs = []
for i in range(256):
a = "123.123.123.{}".format(i)
imported_addrs.append(a)
addr = CAddress()
addr.time = 100000000
addr.nServices = NODE_NETWORK
addr.ip = a
addr.port = 8333
msg.addrs.append(addr)
self.nodes[0].p2p.send_and_ping(msg)
# obtain addresses via rpc call and check they were ones sent in before
REQUEST_COUNT = 10
node_addresses = self.nodes[0].getnodeaddresses(REQUEST_COUNT)
assert_equal(len(node_addresses), REQUEST_COUNT)
for a in node_addresses:
# see penalty calculations for ADDRs with nTime <= 100000000 in net_processing.cpp
assert_equal(a["time"], self.mocktime - 5 * 24 * 60 * 60 - 2 * 60 * 60)
assert_equal(a["services"], NODE_NETWORK)
assert a["address"] in imported_addrs
assert_equal(a["port"], 8333)
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()