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233 lines
10 KiB
233 lines
10 KiB
#!/usr/bin/env python3
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# Copyright (c) 2017-2019 The Bitcoin Core developers
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# Distributed under the MIT software license, see the accompanying
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# file COPYING or http://www.opensource.org/licenses/mit-license.php.
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"""Test RPC calls related to net.
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Tests correspond to code in rpc/net.cpp.
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"""
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from decimal import Decimal
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from itertools import product
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import time
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from test_framework.p2p import P2PInterface
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import test_framework.messages
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from test_framework.messages import (
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NODE_NETWORK,
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NODE_WITNESS,
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)
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from test_framework.test_framework import BitcoinTestFramework
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from test_framework.util import (
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assert_approx,
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assert_equal,
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assert_greater_than_or_equal,
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assert_greater_than,
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assert_raises_rpc_error,
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connect_nodes,
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p2p_port,
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)
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def assert_net_servicesnames(servicesflag, servicenames):
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"""Utility that checks if all flags are correctly decoded in
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`getpeerinfo` and `getnetworkinfo`.
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:param servicesflag: The services as an integer.
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:param servicenames: The list of decoded services names, as strings.
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"""
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servicesflag_generated = 0
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for servicename in servicenames:
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servicesflag_generated |= getattr(test_framework.messages, 'NODE_' + servicename)
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assert servicesflag_generated == servicesflag
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class NetTest(BitcoinTestFramework):
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def set_test_params(self):
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self.setup_clean_chain = True
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self.num_nodes = 2
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self.extra_args = [["-minrelaytxfee=0.00001000"], ["-minrelaytxfee=0.00000500"]]
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self.supports_cli = False
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def run_test(self):
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# Get out of IBD for the minfeefilter and getpeerinfo tests.
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self.nodes[0].generate(101)
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# Connect nodes both ways.
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connect_nodes(self.nodes[0], 1)
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connect_nodes(self.nodes[1], 0)
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self.test_connection_count()
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self.test_getpeerinfo()
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self.test_getnettotals()
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self.test_getnetworkinfo()
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self.test_getaddednodeinfo()
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self.test_service_flags()
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self.test_getnodeaddresses()
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def test_connection_count(self):
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self.log.info("Test getconnectioncount")
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# After using `connect_nodes` to connect nodes 0 and 1 to each other.
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assert_equal(self.nodes[0].getconnectioncount(), 2)
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def test_getnettotals(self):
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self.log.info("Test getnettotals")
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# getnettotals totalbytesrecv and totalbytessent should be
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# consistent with getpeerinfo. Since the RPC calls are not atomic,
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# and messages might have been recvd or sent between RPC calls, call
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# getnettotals before and after and verify that the returned values
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# from getpeerinfo are bounded by those values.
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net_totals_before = self.nodes[0].getnettotals()
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peer_info = self.nodes[0].getpeerinfo()
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net_totals_after = self.nodes[0].getnettotals()
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assert_equal(len(peer_info), 2)
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peers_recv = sum([peer['bytesrecv'] for peer in peer_info])
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peers_sent = sum([peer['bytessent'] for peer in peer_info])
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assert_greater_than_or_equal(peers_recv, net_totals_before['totalbytesrecv'])
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assert_greater_than_or_equal(net_totals_after['totalbytesrecv'], peers_recv)
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assert_greater_than_or_equal(peers_sent, net_totals_before['totalbytessent'])
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assert_greater_than_or_equal(net_totals_after['totalbytessent'], peers_sent)
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# test getnettotals and getpeerinfo by doing a ping
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# the bytes sent/received should change
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# note ping and pong are 32 bytes each
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self.nodes[0].ping()
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self.wait_until(lambda: (self.nodes[0].getnettotals()['totalbytessent'] >= net_totals_after['totalbytessent'] + 32 * 2), timeout=1)
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self.wait_until(lambda: (self.nodes[0].getnettotals()['totalbytesrecv'] >= net_totals_after['totalbytesrecv'] + 32 * 2), timeout=1)
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peer_info_after_ping = self.nodes[0].getpeerinfo()
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for before, after in zip(peer_info, peer_info_after_ping):
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assert_greater_than_or_equal(after['bytesrecv_per_msg'].get('pong', 0), before['bytesrecv_per_msg'].get('pong', 0) + 32)
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assert_greater_than_or_equal(after['bytessent_per_msg'].get('ping', 0), before['bytessent_per_msg'].get('ping', 0) + 32)
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def test_getnetworkinfo(self):
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self.log.info("Test getnetworkinfo")
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info = self.nodes[0].getnetworkinfo()
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assert_equal(info['networkactive'], True)
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assert_equal(info['connections'], 2)
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assert_equal(info['connections_in'], 1)
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assert_equal(info['connections_out'], 1)
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with self.nodes[0].assert_debug_log(expected_msgs=['SetNetworkActive: false\n']):
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self.nodes[0].setnetworkactive(state=False)
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assert_equal(self.nodes[0].getnetworkinfo()['networkactive'], False)
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# Wait a bit for all sockets to close
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self.wait_until(lambda: self.nodes[0].getnetworkinfo()['connections'] == 0, timeout=3)
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with self.nodes[0].assert_debug_log(expected_msgs=['SetNetworkActive: true\n']):
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self.nodes[0].setnetworkactive(state=True)
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# Connect nodes both ways.
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connect_nodes(self.nodes[0], 1)
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connect_nodes(self.nodes[1], 0)
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info = self.nodes[0].getnetworkinfo()
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assert_equal(info['networkactive'], True)
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assert_equal(info['connections'], 2)
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assert_equal(info['connections_in'], 1)
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assert_equal(info['connections_out'], 1)
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# check the `servicesnames` field
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network_info = [node.getnetworkinfo() for node in self.nodes]
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for info in network_info:
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assert_net_servicesnames(int(info["localservices"], 0x10), info["localservicesnames"])
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def test_getaddednodeinfo(self):
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self.log.info("Test getaddednodeinfo")
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assert_equal(self.nodes[0].getaddednodeinfo(), [])
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# add a node (node2) to node0
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ip_port = "127.0.0.1:{}".format(p2p_port(2))
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self.nodes[0].addnode(node=ip_port, command='add')
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# check that the node has indeed been added
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added_nodes = self.nodes[0].getaddednodeinfo(ip_port)
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assert_equal(len(added_nodes), 1)
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assert_equal(added_nodes[0]['addednode'], ip_port)
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# check that node cannot be added again
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assert_raises_rpc_error(-23, "Node already added", self.nodes[0].addnode, node=ip_port, command='add')
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# check that node can be removed
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self.nodes[0].addnode(node=ip_port, command='remove')
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assert_equal(self.nodes[0].getaddednodeinfo(), [])
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# check that trying to remove the node again returns an error
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assert_raises_rpc_error(-24, "Node could not be removed", self.nodes[0].addnode, node=ip_port, command='remove')
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# check that a non-existent node returns an error
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assert_raises_rpc_error(-24, "Node has not been added", self.nodes[0].getaddednodeinfo, '1.1.1.1')
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def test_getpeerinfo(self):
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self.log.info("Test getpeerinfo")
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# Create a few getpeerinfo last_block/last_transaction values.
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if self.is_wallet_compiled():
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self.nodes[0].sendtoaddress(self.nodes[1].getnewaddress(), 1)
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self.nodes[1].generate(1)
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self.sync_all()
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time_now = int(time.time())
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peer_info = [x.getpeerinfo() for x in self.nodes]
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# Verify last_block and last_transaction keys/values.
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for node, peer, field in product(range(self.num_nodes), range(2), ['last_block', 'last_transaction']):
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assert field in peer_info[node][peer].keys()
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if peer_info[node][peer][field] != 0:
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assert_approx(peer_info[node][peer][field], time_now, vspan=60)
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# check both sides of bidirectional connection between nodes
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# the address bound to on one side will be the source address for the other node
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assert_equal(peer_info[0][0]['addrbind'], peer_info[1][0]['addr'])
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assert_equal(peer_info[1][0]['addrbind'], peer_info[0][0]['addr'])
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assert_equal(peer_info[0][0]['minfeefilter'], Decimal("0.00000500"))
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assert_equal(peer_info[1][0]['minfeefilter'], Decimal("0.00001000"))
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# check the `servicesnames` field
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for info in peer_info:
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assert_net_servicesnames(int(info[0]["services"], 0x10), info[0]["servicesnames"])
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assert_equal(peer_info[0][0]['connection_type'], 'inbound')
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assert_equal(peer_info[0][1]['connection_type'], 'manual')
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assert_equal(peer_info[1][0]['connection_type'], 'manual')
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assert_equal(peer_info[1][1]['connection_type'], 'inbound')
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def test_service_flags(self):
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self.log.info("Test service flags")
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self.nodes[0].add_p2p_connection(P2PInterface(), services=(1 << 4) | (1 << 63))
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assert_equal(['UNKNOWN[2^4]', 'UNKNOWN[2^63]'], self.nodes[0].getpeerinfo()[-1]['servicesnames'])
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self.nodes[0].disconnect_p2ps()
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def test_getnodeaddresses(self):
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self.log.info("Test getnodeaddresses")
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self.nodes[0].add_p2p_connection(P2PInterface())
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# Add some addresses to the Address Manager over RPC. Due to the way
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# bucket and bucket position are calculated, some of these addresses
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# will collide.
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imported_addrs = []
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for i in range(10000):
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first_octet = i >> 8
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second_octet = i % 256
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a = "{}.{}.1.1".format(first_octet, second_octet)
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imported_addrs.append(a)
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self.nodes[0].addpeeraddress(a, 8333)
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# Obtain addresses via rpc call and check they were ones sent in before.
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#
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# Maximum possible addresses in addrman is 10000, although actual
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# number will usually be less due to bucket and bucket position
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# collisions.
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node_addresses = self.nodes[0].getnodeaddresses(0)
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assert_greater_than(len(node_addresses), 5000)
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assert_greater_than(10000, len(node_addresses))
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for a in node_addresses:
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assert_greater_than(a["time"], 1527811200) # 1st June 2018
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assert_equal(a["services"], NODE_NETWORK | NODE_WITNESS)
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assert a["address"] in imported_addrs
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assert_equal(a["port"], 8333)
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node_addresses = self.nodes[0].getnodeaddresses(1)
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assert_equal(len(node_addresses), 1)
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assert_raises_rpc_error(-8, "Address count out of range", self.nodes[0].getnodeaddresses, -1)
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# addrman's size cannot be known reliably after insertion, as hash collisions may occur
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# so only test that requesting a large number of addresses returns less than that
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LARGE_REQUEST_COUNT = 10000
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node_addresses = self.nodes[0].getnodeaddresses(LARGE_REQUEST_COUNT)
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assert_greater_than(LARGE_REQUEST_COUNT, len(node_addresses))
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if __name__ == '__main__':
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NetTest().main()
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