diff options
Diffstat (limited to 'test/functional/p2p_leak.py')
| -rwxr-xr-x | test/functional/p2p_leak.py | 32 |
1 files changed, 26 insertions, 6 deletions
diff --git a/test/functional/p2p_leak.py b/test/functional/p2p_leak.py index 2751ae6a5b..c574c1ab9f 100755 --- a/test/functional/p2p_leak.py +++ b/test/functional/p2p_leak.py @@ -4,7 +4,7 @@ # file COPYING or http://www.opensource.org/licenses/mit-license.php. """Test message sending before handshake completion. -A node should never send anything other than VERSION/VERACK/REJECT until it's +A node should never send anything other than VERSION/VERACK until it's received a VERACK. This test connects to a node and sends it a few messages, trying to entice it @@ -15,7 +15,11 @@ import time from test_framework.messages import msg_getaddr, msg_ping, msg_verack from test_framework.mininode import mininode_lock, P2PInterface from test_framework.test_framework import BitcoinTestFramework -from test_framework.util import wait_until +from test_framework.util import ( + assert_equal, + assert_greater_than_or_equal, + wait_until, +) banscore = 10 @@ -35,7 +39,6 @@ class CLazyNode(P2PInterface): def on_version(self, message): self.bad_message(message) def on_verack(self, message): self.bad_message(message) - def on_reject(self, message): self.bad_message(message) def on_inv(self, message): self.bad_message(message) def on_addr(self, message): self.bad_message(message) def on_getdata(self, message): self.bad_message(message) @@ -65,8 +68,6 @@ class CNodeNoVersionBan(CLazyNode): for i in range(banscore): self.send_message(msg_verack()) - def on_reject(self, message): pass - # Node that never sends a version. This one just sits idle and hopes to receive # any message (it shouldn't!) class CNodeNoVersionIdle(CLazyNode): @@ -79,7 +80,6 @@ class CNodeNoVerackIdle(CLazyNode): self.version_received = False super().__init__() - def on_reject(self, message): pass def on_verack(self, message): pass # When version is received, don't reply with a verack. Instead, see if the # node will give us a message that it shouldn't. This is not an exhaustive @@ -90,6 +90,14 @@ class CNodeNoVerackIdle(CLazyNode): self.send_message(msg_getaddr()) +class P2PVersionStore(P2PInterface): + version_received = None + + def on_version(self, msg): + super().on_version(msg) + self.version_received = msg + + class P2PLeakTest(BitcoinTestFramework): def set_test_params(self): self.num_nodes = 1 @@ -127,6 +135,18 @@ class P2PLeakTest(BitcoinTestFramework): assert no_version_idlenode.unexpected_msg == False assert no_verack_idlenode.unexpected_msg == False + self.log.info('Check that the version message does not leak the local address of the node') + time_begin = int(time.time()) + p2p_version_store = self.nodes[0].add_p2p_connection(P2PVersionStore()) + time_end = time.time() + ver = p2p_version_store.version_received + assert_greater_than_or_equal(ver.nTime, time_begin) + assert_greater_than_or_equal(time_end, ver.nTime) + assert_equal(ver.addrFrom.port, 0) + assert_equal(ver.addrFrom.ip, '0.0.0.0') + assert_equal(ver.nStartingHeight, 201) + assert_equal(ver.nRelay, 1) + if __name__ == '__main__': P2PLeakTest().main() |