| 28 | |
| 29 | |
| 30 | class P2PAddrFetch(BitcoinTestFramework): |
| 31 | def set_test_params(self): |
| 32 | self.setup_clean_chain = True |
| 33 | self.num_nodes = 1 |
| 34 | |
| 35 | def assert_getpeerinfo(self, *, peer_ids): |
| 36 | num_peers = len(peer_ids) |
| 37 | info = self.nodes[0].getpeerinfo() |
| 38 | assert_equal(len(info), num_peers) |
| 39 | for n in range(0, num_peers): |
| 40 | assert_equal(info[n]['id'], peer_ids[n]) |
| 41 | assert_equal(info[n]['connection_type'], 'addr-fetch') |
| 42 | |
| 43 | def run_test(self): |
| 44 | node = self.nodes[0] |
| 45 | self.log.info("Connect to an addr-fetch peer") |
| 46 | peer_id = 0 |
| 47 | peer = node.add_outbound_p2p_connection(P2PInterface(), p2p_idx=peer_id, connection_type="addr-fetch") |
| 48 | self.assert_getpeerinfo(peer_ids=[peer_id]) |
| 49 | |
| 50 | self.log.info("Check that we send getaddr but don't try to sync headers with the addr-fetch peer") |
| 51 | peer.sync_send_with_ping() |
| 52 | with p2p_lock: |
| 53 | assert peer.message_count['getaddr'] == 1 |
| 54 | assert peer.message_count['getheaders'] == 0 |
| 55 | |
| 56 | self.log.info("Check that answering the getaddr with a single address does not lead to disconnect") |
| 57 | # This prevents disconnecting on self-announcements |
| 58 | msg = msg_addr() |
| 59 | msg.addrs = [ADDR] |
| 60 | peer.send_and_ping(msg) |
| 61 | self.assert_getpeerinfo(peer_ids=[peer_id]) |
| 62 | |
| 63 | self.log.info("Check that answering with larger addr messages leads to disconnect") |
| 64 | msg.addrs = [ADDR] * 2 |
| 65 | peer.send_message(msg) |
| 66 | peer.wait_for_disconnect(timeout=5) |
| 67 | |
| 68 | self.log.info("Check timeout for addr-fetch peer that does not send addrs") |
| 69 | peer_id = 1 |
| 70 | peer = node.add_outbound_p2p_connection(P2PInterface(), p2p_idx=peer_id, connection_type="addr-fetch") |
| 71 | |
| 72 | time_now = int(time.time()) |
| 73 | self.assert_getpeerinfo(peer_ids=[peer_id]) |
| 74 | |
| 75 | # Expect addr-fetch peer connection to be maintained up to 5 minutes. |
| 76 | node.setmocktime(time_now + 295) |
| 77 | self.assert_getpeerinfo(peer_ids=[peer_id]) |
| 78 | |
| 79 | # Expect addr-fetch peer connection to be disconnected after 5 minutes. |
| 80 | node.setmocktime(time_now + 301) |
| 81 | peer.wait_for_disconnect(timeout=5) |
| 82 | self.assert_getpeerinfo(peer_ids=[]) |
| 83 | |
| 84 | |
| 85 | if __name__ == '__main__': |