test: functional test p2p_platform_ban.py

Author: knst

test/functional/p2p_platform_ban.py

@@ -0,0 +1,83 @@
+#!/usr/bin/env python3
+# Copyright (c) 2025 The Dash Core developers
+# Distributed under the MIT software license, see the accompanying
+# file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+from test_framework.messages import msg_platformban, hash256, ser_string, ser_uint256
+from test_framework.p2p import (
+    p2p_lock,
+    P2PInterface,
+)
+from test_framework.test_framework import DashTestFramework
+from test_framework.util import wait_until_helper
+
+import struct
+
+class PlatformBanInterface(P2PInterface):
+    def __init__(self):
+        super().__init__()
+
+
+class PlatformBanMessagesTest(DashTestFramework):
+    def set_test_params(self):
+        self.set_dash_test_params(1, 0, [[]], evo_count=3)
+
+    def skip_test_if_missing_module(self):
+        self.skip_if_no_wallet()
+
+    def check_banned(self, mn):
+        info = self.nodes[0].protx('info', mn.proTxHash)
+        return info['state']['PoSeBanHeight'] != -1
+
+    def run_test(self):
+        node = self.nodes[0]
+
+        node.sporkupdate("SPORK_17_QUORUM_DKG_ENABLED", 0)
+        node.sporkupdate("SPORK_23_QUORUM_POSE", 0)
+        self.wait_for_sporks_same()
+
+        evo_info_0 = self.dynamically_add_masternode(evo=True)
+        for _ in range(2):
+            self.dynamically_add_masternode(evo=True)
+
+        self.mempool_size = 0
+
+        self.mine_quorum(llmq_type_name='llmq_test_platform', llmq_type=106)
+
+        self.log.info("Create and sign platform-ban message for mn-0")
+        msg = msg_platformban()
+        msg.protx_hash = int(self.mninfo[0].proTxHash, 16)
+        msg.requested_height = node.getblockcount()
+
+        request_id_buf = ser_string(b"PlatformPoSeBan") + ser_uint256(msg.protx_hash) + struct.pack("<I", msg.requested_height)
+        request_id = hash256(request_id_buf)[::-1].hex()
+
+        quorum_hash = self.mninfo[1].node.quorum("selectquorum", 106, request_id)["quorumHash"]
+        msg.quorum_hash = int(quorum_hash, 16)
+
+        msg_hash = format(msg.calc_sha256(), '064x')
+
+        recsig = self.get_recovered_sig(request_id, msg_hash, llmq_type=106, use_platformsign=True)
+        msg.sig = bytearray.fromhex(recsig["sig"])
+
+        self.log.info("Platform ban message is created and signed")
+        p2p_node2 = self.mninfo[2].node.add_p2p_connection(PlatformBanInterface())
+        p2p_node2.send_message(msg)
+        wait_until_helper(lambda: p2p_node2.message_count["platformban"] > 0, timeout=10, lock=p2p_lock)
+        p2p_node2.message_count["platformban"] = 0
+
+
+        assert not self.check_banned(self.mninfo[0])
+
+        self.mine_quorum(llmq_type_name='llmq_test_platform', expected_members=2, expected_connections=1, expected_contributions=2, expected_commitments=2, llmq_type=106)
+
+        p2p_node = node.add_p2p_connection(PlatformBanInterface())
+        p2p_node.send_message(msg)
+        self.mine_quorum(llmq_type_name='llmq_test_platform', expected_members=2, expected_connections=1, expected_contributions=2, expected_commitments=2, llmq_type=106)
+        assert self.check_banned(self.mninfo[0])
+
+        self.dynamically_evo_update_service(evo_info_0)
+        assert not self.check_banned(self.mninfo[0])
+
+if __name__ == '__main__':
+    PlatformBanMessagesTest().main()

test/functional/test_runner.py

@@ -143,6 +143,7 @@
     'rpc_verifyislock.py',
     'feature_notifications.py',
     # vv Tests less than 60s vv
+    'p2p_platform_ban.py', # NOTE: needs dash_hash to pass
     'p2p_sendheaders.py', # NOTE: needs dash_hash to pass
     'p2p_sendheaders_compressed.py', # NOTE: needs dash_hash to pass
     'wallet_importmulti.py --legacy-wallet',