diff options
| -rwxr-xr-x | qa/pull-tester/rpc-tests.py | 1 | ||||
| -rwxr-xr-x | qa/rpc-tests/p2p-timeouts.py | 103 | ||||
| -rwxr-xr-x | qa/rpc-tests/test_framework/mininode.py | 38 | ||||
| -rw-r--r-- | src/net.cpp | 5 |
4 files changed, 135 insertions, 12 deletions
diff --git a/qa/pull-tester/rpc-tests.py b/qa/pull-tester/rpc-tests.py index 26bc6a73df..2cf4adb9a0 100755 --- a/qa/pull-tester/rpc-tests.py +++ b/qa/pull-tester/rpc-tests.py @@ -168,6 +168,7 @@ testScriptsExt = [ # vv Tests less than 2m vv 'bip68-sequence.py', 'getblocktemplate_longpoll.py', + 'p2p-timeouts.py', # vv Tests less than 60s vv 'bip9-softforks.py', 'p2p-feefilter.py', diff --git a/qa/rpc-tests/p2p-timeouts.py b/qa/rpc-tests/p2p-timeouts.py new file mode 100755 index 0000000000..f1b190587d --- /dev/null +++ b/qa/rpc-tests/p2p-timeouts.py @@ -0,0 +1,103 @@ +#!/usr/bin/env python3 +# Copyright (c) 2016 The Bitcoin Core developers +# Distributed under the MIT software license, see the accompanying +# file COPYING or http://www.opensource.org/licenses/mit-license.php. +""" TimeoutsTest -- test various net timeouts (only in extended tests) + +- Create three bitcoind nodes: + + no_verack_node - we never send a verack in response to their version + no_version_node - we never send a version (only a ping) + no_send_node - we never send any P2P message. + +- Start all three nodes +- Wait 1 second +- Assert that we're connected +- Send a ping to no_verack_node and no_version_node +- Wait 30 seconds +- Assert that we're still connected +- Send a ping to no_verack_node and no_version_node +- Wait 31 seconds +- Assert that we're no longer connected (timeout to receive version/verack is 60 seconds) +""" + +from time import sleep + +from test_framework.mininode import * +from test_framework.test_framework import BitcoinTestFramework +from test_framework.util import * + +class TestNode(SingleNodeConnCB): + def __init__(self): + SingleNodeConnCB.__init__(self) + self.connected = False + self.received_version = False + + def on_open(self, conn): + self.connected = True + + def on_close(self, conn): + self.connected = False + + def on_version(self, conn, message): + # Don't send a verack in response + self.received_version = True + +class TimeoutsTest(BitcoinTestFramework): + def __init__(self): + super().__init__() + self.setup_clean_chain = True + self.num_nodes = 1 + + def setup_network(self): + self.nodes = [] + + # Start up node0 to be a version 1, pre-segwit node. + self.nodes = start_nodes(self.num_nodes, self.options.tmpdir, + [["-debug", "-logtimemicros=1"]]) + + def run_test(self): + # Setup the p2p connections and start up the network thread. + self.no_verack_node = TestNode() # never send verack + self.no_version_node = TestNode() # never send version (just ping) + self.no_send_node = TestNode() # never send anything + + connections = [] + connections.append(NodeConn('127.0.0.1', p2p_port(0), self.nodes[0], self.no_verack_node)) + connections.append(NodeConn('127.0.0.1', p2p_port(0), self.nodes[0], self.no_version_node, send_version=False)) + connections.append(NodeConn('127.0.0.1', p2p_port(0), self.nodes[0], self.no_send_node, send_version=False)) + self.no_verack_node.add_connection(connections[0]) + self.no_version_node.add_connection(connections[1]) + self.no_send_node.add_connection(connections[2]) + + NetworkThread().start() # Start up network handling in another thread + + sleep(1) + + assert(self.no_verack_node.connected) + assert(self.no_version_node.connected) + assert(self.no_send_node.connected) + + ping_msg = msg_ping() + connections[0].send_message(ping_msg) + connections[1].send_message(ping_msg) + + sleep(30) + + assert(self.no_verack_node.received_version) + + assert(self.no_verack_node.connected) + assert(self.no_version_node.connected) + assert(self.no_send_node.connected) + + connections[0].send_message(ping_msg) + connections[1].send_message(ping_msg) + + sleep(31) + + assert(not self.no_verack_node.connected) + assert(not self.no_version_node.connected) + assert(not self.no_send_node.connected) + +if __name__ == '__main__': + TimeoutsTest().main() diff --git a/qa/rpc-tests/test_framework/mininode.py b/qa/rpc-tests/test_framework/mininode.py index 91daa4ab1f..5b563c58ae 100755 --- a/qa/rpc-tests/test_framework/mininode.py +++ b/qa/rpc-tests/test_framework/mininode.py @@ -1540,6 +1540,7 @@ class NodeConnCB(object): if conn.ver_send > BIP0031_VERSION: conn.send_message(msg_pong(message.nonce)) def on_reject(self, conn, message): pass + def on_open(self, conn): pass def on_close(self, conn): pass def on_mempool(self, conn): pass def on_pong(self, conn, message): pass @@ -1614,7 +1615,7 @@ class NodeConn(asyncore.dispatcher): "regtest": b"\xfa\xbf\xb5\xda", # regtest } - def __init__(self, dstaddr, dstport, rpc, callback, net="regtest", services=NODE_NETWORK): + def __init__(self, dstaddr, dstport, rpc, callback, net="regtest", services=NODE_NETWORK, send_version=True): asyncore.dispatcher.__init__(self, map=mininode_socket_map) self.log = logging.getLogger("NodeConn(%s:%d)" % (dstaddr, dstport)) self.dstaddr = dstaddr @@ -1631,14 +1632,16 @@ class NodeConn(asyncore.dispatcher): self.disconnect = False self.nServices = 0 - # stuff version msg into sendbuf - vt = msg_version() - vt.nServices = services - vt.addrTo.ip = self.dstaddr - vt.addrTo.port = self.dstport - vt.addrFrom.ip = "0.0.0.0" - vt.addrFrom.port = 0 - self.send_message(vt, True) + if send_version: + # stuff version msg into sendbuf + vt = msg_version() + vt.nServices = services + vt.addrTo.ip = self.dstaddr + vt.addrTo.port = self.dstport + vt.addrFrom.ip = "0.0.0.0" + vt.addrFrom.port = 0 + self.send_message(vt, True) + print('MiniNode: Connecting to Bitcoin Node IP # ' + dstaddr + ':' \ + str(dstport)) @@ -1652,8 +1655,10 @@ class NodeConn(asyncore.dispatcher): self.log.debug(msg) def handle_connect(self): - self.show_debug_msg("MiniNode: Connected & Listening: \n") - self.state = "connected" + if self.state != "connected": + self.show_debug_msg("MiniNode: Connected & Listening: \n") + self.state = "connected" + self.cb.on_open(self) def handle_close(self): self.show_debug_msg("MiniNode: Closing Connection to %s:%d... " @@ -1681,11 +1686,20 @@ class NodeConn(asyncore.dispatcher): def writable(self): with mininode_lock: + pre_connection = self.state == "connecting" length = len(self.sendbuf) - return (length > 0) + return (length > 0 or pre_connection) def handle_write(self): with mininode_lock: + # asyncore does not expose socket connection, only the first read/write + # event, thus we must check connection manually here to know when we + # actually connect + if self.state == "connecting": + self.handle_connect() + if not self.writable(): + return + try: sent = self.send(self.sendbuf) except: diff --git a/src/net.cpp b/src/net.cpp index 505eb971c0..de5fc29693 100644 --- a/src/net.cpp +++ b/src/net.cpp @@ -1388,6 +1388,11 @@ void CConnman::ThreadSocketHandler() LogPrintf("ping timeout: %fs\n", 0.000001 * (GetTimeMicros() - pnode->nPingUsecStart)); pnode->fDisconnect = true; } + else if (!pnode->fSuccessfullyConnected) + { + LogPrintf("version handshake timeout from %d\n", pnode->id); + pnode->fDisconnect = true; + } } } { |