2016-03-19 12:58:06 -07:00
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#!/usr/bin/env python3
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# Copyright (c) 2014-2016 The Bitcoin Core developers
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2015-06-16 09:21:03 -07:00
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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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2017-04-19 08:14:53 -07:00
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"""Test node disconnect and ban behavior"""
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2017-04-19 08:07:44 -07:00
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import time
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import urllib.parse
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from test_framework.test_framework import BitcoinTestFramework
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from test_framework.util import (assert_equal,
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assert_raises_jsonrpc,
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connect_nodes_bi,
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p2p_port,
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start_node,
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stop_node,
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)
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2015-06-16 09:21:03 -07:00
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class DisconnectBanTest(BitcoinTestFramework):
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def __init__(self):
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super().__init__()
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self.num_nodes = 2
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self.setup_clean_chain = False
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def setup_network(self):
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self.nodes = self.setup_nodes()
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connect_nodes_bi(self.nodes, 0, 1)
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def run_test(self):
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###########################
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# setban/listbanned tests #
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###########################
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assert_equal(len(self.nodes[1].getpeerinfo()), 2) # node1 should have 2 connections to node0 at this point
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self.nodes[1].setban("127.0.0.1", "add")
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time.sleep(3) # wait till the nodes are disconected
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assert_equal(len(self.nodes[1].getpeerinfo()), 0) # all nodes must be disconnected at this point
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assert_equal(len(self.nodes[1].listbanned()), 1)
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self.nodes[1].clearbanned()
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assert_equal(len(self.nodes[1].listbanned()), 0)
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self.nodes[1].setban("127.0.0.0/24", "add")
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assert_equal(len(self.nodes[1].listbanned()), 1)
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# This will throw an exception because 127.0.0.1 is within range 127.0.0.0/24
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assert_raises_jsonrpc(-23, "IP/Subnet already banned", self.nodes[1].setban, "127.0.0.1", "add")
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# This will throw an exception because 127.0.0.1/42 is not a real subnet
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assert_raises_jsonrpc(-30, "Error: Invalid IP/Subnet", self.nodes[1].setban, "127.0.0.1/42", "add")
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assert_equal(len(self.nodes[1].listbanned()), 1) # still only one banned ip because 127.0.0.1 is within the range of 127.0.0.0/24
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# This will throw an exception because 127.0.0.1 was not added above
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assert_raises_jsonrpc(-30, "Error: Unban failed", self.nodes[1].setban, "127.0.0.1", "remove")
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assert_equal(len(self.nodes[1].listbanned()), 1)
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self.nodes[1].setban("127.0.0.0/24", "remove")
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assert_equal(len(self.nodes[1].listbanned()), 0)
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self.nodes[1].clearbanned()
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assert_equal(len(self.nodes[1].listbanned()), 0)
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# test persisted banlist
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self.nodes[1].setban("127.0.0.0/32", "add")
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self.nodes[1].setban("127.0.0.0/24", "add")
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self.nodes[1].setban("192.168.0.1", "add", 1) # ban for 1 seconds
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self.nodes[1].setban("2001:4d48:ac57:400:cacf:e9ff:fe1d:9c63/19", "add", 1000) # ban for 1000 seconds
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listBeforeShutdown = self.nodes[1].listbanned()
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assert_equal("192.168.0.1/32", listBeforeShutdown[2]['address']) # must be here
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time.sleep(2) # make 100% sure we expired 192.168.0.1 node time
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# stop node
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stop_node(self.nodes[1], 1)
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self.nodes[1] = start_node(1, self.options.tmpdir)
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listAfterShutdown = self.nodes[1].listbanned()
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assert_equal("127.0.0.0/24", listAfterShutdown[0]['address'])
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assert_equal("127.0.0.0/32", listAfterShutdown[1]['address'])
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assert_equal("/19" in listAfterShutdown[2]['address'], True)
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# Clear ban lists
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self.nodes[1].clearbanned()
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connect_nodes_bi(self.nodes, 0, 1)
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2015-06-16 09:21:03 -07:00
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###########################
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# RPC disconnectnode test #
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###########################
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url = urllib.parse.urlparse(self.nodes[1].url)
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self.nodes[0].disconnectnode(url.hostname + ":" + str(p2p_port(1)))
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time.sleep(2) # disconnecting a node needs a little bit of time
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for node in self.nodes[0].getpeerinfo():
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assert(node['addr'] != url.hostname + ":" + str(p2p_port(1)))
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connect_nodes_bi(self.nodes, 0, 1) # reconnect the node
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found = False
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for node in self.nodes[0].getpeerinfo():
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if node['addr'] == url.hostname + ":" + str(p2p_port(1)):
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found = True
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assert(found)
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if __name__ == '__main__':
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DisconnectBanTest().main()
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