test: check that mempool msgs lead to disconnect if uploadtarget is reached

Note that another reason for disconnect after receiving a MEMPOOL msg of a peer
is if bloom filters are disabled on the node. This case is covered in the
functional test `p2p_nobloomfilter_messages.py`.
This commit is contained in:
Sebastian Falbesoner 2023-12-04 18:50:27 +01:00
parent dd5cf38818
commit b58f009d95

View File

@ -8,6 +8,7 @@
if uploadtarget has been reached.
* Verify that getdata requests for recent blocks are respected even
if uploadtarget has been reached.
* Verify that mempool requests lead to a disconnect if uploadtarget has been reached.
* Verify that the upload counters are reset after 24 hours.
"""
from collections import defaultdict
@ -17,6 +18,7 @@ from test_framework.messages import (
CInv,
MSG_BLOCK,
msg_getdata,
msg_mempool,
)
from test_framework.p2p import P2PInterface
from test_framework.test_framework import BitcoinTestFramework
@ -165,14 +167,17 @@ class MaxUploadTest(BitcoinTestFramework):
self.nodes[0].disconnect_p2ps()
self.log.info("Restarting node 0 with download permission and 1MB maxuploadtarget")
self.restart_node(0, ["-whitelist=download@127.0.0.1", "-maxuploadtarget=1"])
self.log.info("Restarting node 0 with download permission, bloom filter support and 1MB maxuploadtarget")
self.restart_node(0, ["-whitelist=download@127.0.0.1", "-peerbloomfilters", "-maxuploadtarget=1"])
# Total limit isn't reached after restart, but 1 MB is too small to serve historical blocks
self.assert_uploadtarget_state(target_reached=False, serve_historical_blocks=False)
# Reconnect to self.nodes[0]
peer = self.nodes[0].add_p2p_connection(TestP2PConn())
# Sending mempool message shouldn't disconnect peer, as total limit isn't reached yet
peer.send_and_ping(msg_mempool())
#retrieve 20 blocks which should be enough to break the 1MB limit
getdata_request.inv = [CInv(MSG_BLOCK, big_new_block)]
for i in range(20):
@ -190,6 +195,11 @@ class MaxUploadTest(BitcoinTestFramework):
assert_equal(len(peer_info), 1) # node is still connected
assert_equal(peer_info[0]['permissions'], ['download'])
self.log.info("Peer gets disconnected for a mempool request after limit is reached")
with self.nodes[0].assert_debug_log(expected_msgs=["mempool request with bandwidth limit reached, disconnect peer"]):
peer.send_message(msg_mempool())
peer.wait_for_disconnect()
self.log.info("Test passing an unparsable value to -maxuploadtarget throws an error")
self.stop_node(0)
self.nodes[0].assert_start_raises_init_error(extra_args=["-maxuploadtarget=abc"], expected_msg="Error: Unable to parse -maxuploadtarget: 'abc'")