From d4b93109c9f2505ee5f94860e45e0e683755bf5b Mon Sep 17 00:00:00 2001 From: Matt Corallo Date: Fri, 24 Sep 2021 19:02:14 +0000 Subject: [PATCH] Expand test coverage in HumanObjectPeerTest to hit new API features Leak count is now: 507 allocations remained for 1163454 bytes. --- .../java/org/ldk/HumanObjectPeerTest.java | 83 +++++++++++++++++-- 1 file changed, 78 insertions(+), 5 deletions(-) diff --git a/src/test/java/org/ldk/HumanObjectPeerTest.java b/src/test/java/org/ldk/HumanObjectPeerTest.java index 3d1c19b0..5c21b339 100644 --- a/src/test/java/org/ldk/HumanObjectPeerTest.java +++ b/src/test/java/org/ldk/HumanObjectPeerTest.java @@ -176,8 +176,12 @@ class HumanObjectPeerTestInstance { PeerManager peer_manager; final HashMap monitors; // Wow I forgot just how terrible Java is - we can't put a byte array here. byte[] node_id; + byte[] connected_peer_node_id = null; final LinkedList broadcast_set = new LinkedList<>(); final LinkedList pending_manager_events = new LinkedList<>(); + private final CustomMessageHandler custom_message_handler; + final LinkedList received_custom_messages = new LinkedList<>(); + final LinkedList custom_messages_to_send = new LinkedList<>(); ChannelManagerConstructor constructor = null; GcCheck obj = new GcCheck(); @@ -264,7 +268,52 @@ class HumanObjectPeerTestInstance { this.keys_interface = keys.as_KeysInterface(); this.explicit_keys_manager = keys; } - this.router = NetGraphMsgHandler.of(new byte[32], Option_AccessZ.none(), logger); + this.router = NetGraphMsgHandler.of(new byte[32], Option_AccessZ.some(Access.new_impl(new Access.AccessInterface() { + @Override + public Result_TxOutAccessErrorZ get_utxo(byte[] genesis_hash, long short_channel_id) { + // We don't exchange any gossip, so should never actually get called, but providing a Some(Access) + // is a good test of our Option free'ing, which used to be broken and relies on a dirty hack. + assert false; + return Result_TxOutAccessErrorZ.err(AccessError.LDKAccessError_UnknownTx); + } + })), logger); + + this.custom_message_handler = CustomMessageHandler.new_impl(new CustomMessageHandler.CustomMessageHandlerInterface() { + @Override + public Result_NoneLightningErrorZ handle_custom_message(Type msg, byte[] sender_node_id) { + synchronized (received_custom_messages) { + received_custom_messages.add(msg.write()); + received_custom_messages.notifyAll(); + } + return Result_NoneLightningErrorZ.ok(); + } + + @Override + public TwoTuple[] get_and_clear_pending_msg() { + byte[][] bytes; + synchronized (custom_messages_to_send) { + bytes = custom_messages_to_send.toArray(new byte[0][0]); + custom_messages_to_send.clear(); + } + TwoTuple[] ret = new TwoTuple[bytes.length]; + for (int i = 0; i < bytes.length; i++) { + final int msg_idx = i; + ret[i] = new TwoTuple(connected_peer_node_id, Type.new_impl(new Type.TypeInterface() { + @Override public short type_id() { return 4096; } + @Override public String debug_str() { return "Custom Java Message"; } + @Override public byte[] write() { return bytes[msg_idx]; } + })); + } + return ret; + } + }, (message_type, buffer) -> { + assert message_type == 4096; + return Result_COption_TypeZDecodeErrorZ.ok(Option_TypeZ.some(Type.new_impl(new Type.TypeInterface() { + @Override public short type_id() { return 4096; } + @Override public String debug_str() { return "Custom Java-Decoded Message"; } + @Override public byte[] write() { return buffer; } + }))); + }); } private void bind_nio() { if (!use_nio_peer_handler) return; @@ -306,7 +355,7 @@ class HumanObjectPeerTestInstance { ChainParameters params = ChainParameters.of(Network.LDKNetwork_Bitcoin, BestBlock.of(new byte[32], 0)); this.chan_manager = ChannelManager.of(this.fee_estimator, chain_watch, tx_broadcaster, logger, this.keys_interface, UserConfig.with_default(), params); byte[] random_data = keys_interface.get_secure_random_bytes(); - this.peer_manager = PeerManager.of(chan_manager.as_ChannelMessageHandler(), router.as_RoutingMessageHandler(), keys_interface.get_node_secret(), random_data, logger, IgnoringMessageHandler.of().as_CustomMessageHandler()); + this.peer_manager = PeerManager.of(chan_manager.as_ChannelMessageHandler(), router.as_RoutingMessageHandler(), keys_interface.get_node_secret(), random_data, logger, this.custom_message_handler); } this.node_id = chan_manager.get_our_node_id(); @@ -368,7 +417,7 @@ class HumanObjectPeerTestInstance { this.chan_manager = ((Result_C2Tuple_BlockHashChannelManagerZDecodeErrorZ.Result_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_OK) read_res).res.b; this.chain_watch.watch_channel(monitors[0].get_funding_txo().a, monitors[0]); byte[] random_data = keys_interface.get_secure_random_bytes(); - this.peer_manager = PeerManager.of(chan_manager.as_ChannelMessageHandler(), router.as_RoutingMessageHandler(), keys_interface.get_node_secret(), random_data, logger, IgnoringMessageHandler.of().as_CustomMessageHandler()); + this.peer_manager = PeerManager.of(chan_manager.as_ChannelMessageHandler(), router.as_RoutingMessageHandler(), keys_interface.get_node_secret(), random_data, logger, this.custom_message_handler); if (!break_cross_peer_refs && (use_manual_watch || use_km_wrapper)) { // When we pass monitors[0] into chain_watch.watch_channel we create a reference from the new Peer to a // field in the old peer, preventing freeing of the original Peer until the new Peer is freed. Thus, we @@ -557,6 +606,8 @@ class HumanObjectPeerTestInstance { } void connect_peers(final Peer peer1, final Peer peer2) { + peer2.connected_peer_node_id = peer1.node_id; + peer1.connected_peer_node_id = peer2.node_id; if (use_nio_peer_handler) { try { peer1.nio_peer_handler.connect(peer2.chan_manager.get_our_node_id(), new InetSocketAddress("127.0.0.1", peer2.nio_port), 100); @@ -693,6 +744,9 @@ class HumanObjectPeerTestInstance { Result_RouteLightningErrorZ route_res = UtilMethods.get_route(peer1.chan_manager.get_our_node_id(), peer1.router.get_network_graph(), peer2.node_id, invoice_features, peer1_chans, route_hints, 10000000, 42, peer1.logger); assert route_res instanceof Result_RouteLightningErrorZ.Result_RouteLightningErrorZ_OK; Route route = ((Result_RouteLightningErrorZ.Result_RouteLightningErrorZ_OK) route_res).res; + assert route.get_paths().length == 1; + assert route.get_paths()[0].length == 1; + assert route.get_paths()[0][0].get_fee_msat() == 10000000; Result_NonePaymentSendFailureZ payment_res = peer1.chan_manager.send_payment(route, payment_hash, payment_secret); assert payment_res instanceof Result_NonePaymentSendFailureZ.Result_NonePaymentSendFailureZ_OK; @@ -824,8 +878,8 @@ class HumanObjectPeerTestInstance { assert broadcastable_event.length == 1; assert broadcastable_event[0] instanceof Event.SpendableOutputs; if (state.peer2.explicit_keys_manager != null) { - TxOut[] additional_outputs = new TxOut[] { new TxOut(420, new byte[] { 0x42 }) }; - Result_TransactionNoneZ tx_res = state.peer2.explicit_keys_manager.spend_spendable_outputs(((Event.SpendableOutputs) broadcastable_event[0]).outputs, additional_outputs, new byte[] {0x00}, 253); + TxOut[] additional_outputs = new TxOut[]{new TxOut(420, new byte[]{0x42})}; + Result_TransactionNoneZ tx_res = state.peer2.explicit_keys_manager.spend_spendable_outputs(((Event.SpendableOutputs) broadcastable_event[0]).outputs, additional_outputs, new byte[]{0x00}, 253); assert tx_res instanceof Result_TransactionNoneZ.Result_TransactionNoneZ_OK; Transaction built_tx = new Transaction(bitcoinj_net, ((Result_TransactionNoneZ.Result_TransactionNoneZ_OK) tx_res).res); assert built_tx.getOutputs().size() == 2; @@ -835,6 +889,19 @@ class HumanObjectPeerTestInstance { } } + // Test exchanging a custom message + byte[] custom_message_bytes = new byte[] { 0x42, 0x44, 0x43, 0x00 }; + state.peer1.custom_messages_to_send.add(custom_message_bytes); + state.peer1.peer_manager.process_events(); + synchronized (state.peer2.received_custom_messages) { + while (true) { + if (state.peer2.received_custom_messages.isEmpty()) { break; } + state.peer2.received_custom_messages.wait(); + assert state.peer2.received_custom_messages.size() == 1; + assert Arrays.equals(state.peer2.received_custom_messages.get(0), custom_message_bytes); + } + } + if (use_nio_peer_handler) { state.peer1.peer_manager.disconnect_by_node_id(state.peer2.chan_manager.get_our_node_id(), false); while (state.peer1.peer_manager.get_peer_node_ids().length != 0) Thread.yield(); @@ -852,6 +919,12 @@ class HumanObjectPeerTestInstance { } t.interrupt(); + + // Construct the only Option_Enum::Variant(OpaqueStruct) we have in the codebase as this used to cause double-frees: + byte[] serd = new byte[] {(byte)0xd9,(byte)0x77,(byte)0xcb,(byte)0x9b,(byte)0x53,(byte)0xd9,(byte)0x3a,(byte)0x6f,(byte)0xf6,(byte)0x4b,(byte)0xb5,(byte)0xf1,(byte)0xe1,(byte)0x58,(byte)0xb4,(byte)0x09,(byte)0x4b,(byte)0x66,(byte)0xe7,(byte)0x98,(byte)0xfb,(byte)0x12,(byte)0x91,(byte)0x11,(byte)0x68,(byte)0xa3,(byte)0xcc,(byte)0xdf,(byte)0x80,(byte)0xa8,(byte)0x30,(byte)0x96,(byte)0x34,(byte)0x0a,(byte)0x6a,(byte)0x95,(byte)0xda,(byte)0x0a,(byte)0xe8,(byte)0xd9,(byte)0xf7,(byte)0x76,(byte)0x52,(byte)0x8e,(byte)0xec,(byte)0xdb,(byte)0xb7,(byte)0x47,(byte)0xeb,(byte)0x6b,(byte)0x54,(byte)0x54,(byte)0x95,(byte)0xa4,(byte)0x31,(byte)0x9e,(byte)0xd5,(byte)0x37,(byte)0x8e,(byte)0x35,(byte)0xb2,(byte)0x1e,(byte)0x07,(byte)0x3a,(byte)0x00,(byte)0x00,(byte)0x00,(byte)0x00,(byte)0x00,(byte)0x19,(byte)0xd6,(byte)0x68,(byte)0x9c,(byte)0x08,(byte)0x5a,(byte)0xe1,(byte)0x65,(byte)0x83,(byte)0x1e,(byte)0x93,(byte)0x4f,(byte)0xf7,(byte)0x63,(byte)0xae,(byte)0x46,(byte)0xa2,(byte)0xa6,(byte)0xc1,(byte)0x72,(byte)0xb3,(byte)0xf1,(byte)0xb6,(byte)0x0a,(byte)0x8c,(byte)0xe2,(byte)0x6f,(byte)0x00,(byte)0x08,(byte)0x3a,(byte)0x84,(byte)0x00,(byte)0x00,(byte)0x03,(byte)0x4d,(byte)0x01,(byte)0x34,(byte)0x13,(byte)0xa7,(byte)0x00,(byte)0x00,(byte)0x00,(byte)0x90,(byte)0x00,(byte)0x00,(byte)0x00,(byte)0x00,(byte)0x00,(byte)0x0f,(byte)0x42,(byte)0x40,(byte)0x00,(byte)0x00,(byte)0x27,(byte)0x10,(byte)0x00,(byte)0x00,(byte)0x00,(byte)0x14,}; + Result_ChannelUpdateDecodeErrorZ upd_msg = ChannelUpdate.read(serd); + assert upd_msg instanceof Result_ChannelUpdateDecodeErrorZ.Result_ChannelUpdateDecodeErrorZ_OK; + Option_NetworkUpdateZ upd = Option_NetworkUpdateZ.some(NetworkUpdate.channel_update_message(((Result_ChannelUpdateDecodeErrorZ.Result_ChannelUpdateDecodeErrorZ_OK) upd_msg).res)); } java.util.LinkedList> must_free_objs = new java.util.LinkedList(); -- 2.39.5