3 import org.bitcoinj.core.*;
4 import org.bitcoinj.script.Script;
5 import org.junit.jupiter.api.Test;
6 import org.ldk.batteries.ChannelManagerConstructor;
7 import org.ldk.batteries.NioPeerHandler;
8 import org.ldk.enums.*;
9 import org.ldk.enums.Currency;
10 import org.ldk.structs.*;
11 import org.ldk.util.UInt5;
13 import java.io.IOException;
14 import java.lang.ref.WeakReference;
15 import java.net.InetSocketAddress;
18 class HumanObjectPeerTestInstance {
19 private final boolean nice_close;
20 private final boolean use_km_wrapper;
21 private final boolean use_manual_watch;
22 private final boolean reload_peers;
23 private final boolean break_cross_peer_refs;
24 private final boolean use_nio_peer_handler;
25 private final boolean use_filter;
26 private final boolean use_ignore_handler;
27 private final boolean use_chan_manager_constructor;
28 private final boolean use_invoice_payer;
30 HumanObjectPeerTestInstance(boolean nice_close, boolean use_km_wrapper, boolean use_manual_watch, boolean reload_peers, boolean break_cross_peer_refs, boolean use_nio_peer_handler, boolean use_filter, boolean use_ignore_handler, boolean use_chan_manager_constructor, boolean use_invoice_payer) {
31 this.nice_close = nice_close;
32 this.use_km_wrapper = use_km_wrapper;
33 this.use_manual_watch = use_manual_watch;
34 this.reload_peers = reload_peers;
35 this.break_cross_peer_refs = break_cross_peer_refs;
36 this.use_nio_peer_handler = use_nio_peer_handler;
37 this.use_filter = use_filter;
38 this.use_ignore_handler = use_ignore_handler;
39 this.use_chan_manager_constructor = use_chan_manager_constructor;
40 this.use_invoice_payer = use_invoice_payer;
44 KeysInterface manual_keysif(KeysInterface underlying_if) {
45 return KeysInterface.new_impl(new KeysInterface.KeysInterfaceInterface() {
46 @Override public Result_SecretKeyNoneZ get_node_secret(Recipient recipient) { return underlying_if.get_node_secret(recipient); }
47 @Override public byte[] get_destination_script() { return underlying_if.get_destination_script(); }
48 @Override public ShutdownScript get_shutdown_scriptpubkey() { return underlying_if.get_shutdown_scriptpubkey(); }
51 public Sign get_channel_signer(boolean inbound, long channel_value_satoshis) {
52 Sign underlying_ck = underlying_if.get_channel_signer(inbound, channel_value_satoshis);
53 BaseSign underlying_base = underlying_ck.get_base_sign();
54 BaseSign.BaseSignInterface bsi = new BaseSign.BaseSignInterface() {
55 @Override public byte[] get_per_commitment_point(long idx) {
56 return underlying_base.get_per_commitment_point(idx);
58 @Override public byte[] release_commitment_secret(long idx) {
59 return underlying_base.release_commitment_secret(idx);
61 @Override public Result_NoneNoneZ validate_holder_commitment(HolderCommitmentTransaction holder_tx, byte[][] preimages) {
62 return underlying_base.validate_holder_commitment(holder_tx, preimages);
64 @Override public byte[] channel_keys_id() {
67 @Override public Result_C2Tuple_SignatureCVec_SignatureZZNoneZ sign_counterparty_commitment(CommitmentTransaction commitment_tx, byte[][] preimages) {
68 return underlying_base.sign_counterparty_commitment(commitment_tx, preimages);
70 @Override public Result_NoneNoneZ validate_counterparty_revocation(long idx, byte[] secret) {
71 return underlying_base.validate_counterparty_revocation(idx, secret);
73 @Override public Result_C2Tuple_SignatureCVec_SignatureZZNoneZ sign_holder_commitment_and_htlcs(HolderCommitmentTransaction holder_commitment_tx) {
74 return underlying_base.sign_holder_commitment_and_htlcs(holder_commitment_tx);
76 @Override public Result_SignatureNoneZ sign_justice_revoked_output(byte[] justice_tx, long input, long amount, byte[] per_commitment_key) {
77 return underlying_base.sign_justice_revoked_output(justice_tx, input, amount, per_commitment_key);
79 @Override public Result_SignatureNoneZ sign_justice_revoked_htlc(byte[] justice_tx, long input, long amount, byte[] per_commitment_key, HTLCOutputInCommitment htlc) {
80 return underlying_base.sign_justice_revoked_htlc(justice_tx, input, amount, per_commitment_key, htlc);
82 @Override public Result_SignatureNoneZ sign_counterparty_htlc_transaction(byte[] htlc_tx, long input, long amount, byte[] per_commitment_point, HTLCOutputInCommitment htlc) {
83 return underlying_base.sign_counterparty_htlc_transaction(htlc_tx, input, amount, per_commitment_point, htlc);
85 @Override public Result_SignatureNoneZ sign_closing_transaction(ClosingTransaction closing_tx) {
86 return underlying_base.sign_closing_transaction(closing_tx);
88 @Override public Result_C2Tuple_SignatureSignatureZNoneZ sign_channel_announcement(UnsignedChannelAnnouncement msg) {
89 return underlying_base.sign_channel_announcement(msg);
91 @Override public void ready_channel(ChannelTransactionParameters params) {
92 underlying_base.ready_channel(params);
95 Sign.SignInterface si = new Sign.SignInterface() {
97 public byte[] write() {
98 return underlying_ck.write();
101 Sign resp = Sign.new_impl(si, bsi, underlying_base.get_pubkeys());
102 must_free_objs.add(new WeakReference<>(si));
103 must_free_objs.add(new WeakReference<>(bsi));
104 must_free_objs.add(new WeakReference<>(resp));
105 must_free_objs.add(new WeakReference<>(underlying_base));
106 must_free_objs.add(new WeakReference<>(underlying_ck));
111 public byte[] get_secure_random_bytes() {
112 return underlying_if.get_secure_random_bytes();
116 public Result_SignDecodeErrorZ read_chan_signer(byte[] reader) {
117 return underlying_if.read_chan_signer(reader);
121 public Result_RecoverableSignatureNoneZ sign_invoice(byte[] hrp_bytes, UInt5[] invoice_data, Recipient receipient) {
122 return underlying_if.sign_invoice(hrp_bytes, invoice_data, receipient);
126 public byte[] get_inbound_payment_key_material() {
127 return underlying_if.get_inbound_payment_key_material();
132 Watch get_manual_watch() {
133 Watch.WatchInterface watch_impl = new Watch.WatchInterface() {
134 public Result_NoneChannelMonitorUpdateErrZ watch_channel(OutPoint funding_txo, ChannelMonitor monitor) {
135 synchronized (monitors) {
136 assert monitors.put(Arrays.toString(funding_txo.get_txid()), monitor) == null;
138 return Result_NoneChannelMonitorUpdateErrZ.ok();
141 public Result_NoneChannelMonitorUpdateErrZ update_channel(OutPoint funding_txo, ChannelMonitorUpdate update) {
142 synchronized (monitors) {
143 String txid = Arrays.toString(funding_txo.get_txid());
144 assert monitors.containsKey(txid);
145 Result_NoneNoneZ update_res = monitors.get(txid).update_monitor(update, tx_broadcaster, fee_estimator, logger);
146 assert update_res instanceof Result_NoneNoneZ.Result_NoneNoneZ_OK;
148 return Result_NoneChannelMonitorUpdateErrZ.ok();
152 public MonitorEvent[] release_pending_monitor_events() {
153 synchronized (monitors) {
154 assert monitors.size() <= 1;
155 for (ChannelMonitor mon : monitors.values()) {
156 return mon.get_and_clear_pending_monitor_events();
159 return new MonitorEvent[0];
162 Watch watch = Watch.new_impl(watch_impl);
163 must_free_objs.add(new WeakReference<>(watch_impl));
164 must_free_objs.add(new WeakReference<>(watch));
168 NioPeerHandler nio_peer_handler;
172 final FeeEstimator fee_estimator;
173 final BroadcasterInterface tx_broadcaster;
174 final KeysManager explicit_keys_manager;
175 final KeysInterface keys_interface;
176 final ChainMonitor chain_monitor;
177 final NetworkGraph router;
178 NetGraphMsgHandler route_handler;
179 final Watch chain_watch;
180 final HashSet<String> filter_additions;
181 Option_FilterZ filter;
182 ChannelManager chan_manager;
183 PeerManager peer_manager;
184 final HashMap<String, ChannelMonitor> monitors; // Wow I forgot just how terrible Java is - we can't put a byte array here.
186 byte[] connected_peer_node_id = null;
187 final LinkedList<byte[]> broadcast_set = new LinkedList<>();
188 final LinkedList<Event> pending_manager_events = new LinkedList<>();
189 private final CustomMessageHandler custom_message_handler;
190 final LinkedList<byte[]> received_custom_messages = new LinkedList<>();
191 final LinkedList<byte[]> custom_messages_to_send = new LinkedList<>();
192 ChannelManagerConstructor constructor = null;
193 InvoicePayer payer = null;
194 GcCheck obj = new GcCheck();
196 private ChannelMonitor test_mon_roundtrip(OutPoint expected_id, byte[] data) {
197 // Because get_funding_txo() returns an OutPoint in a tuple that is a reference to an OutPoint inside the
198 // ChannelMonitor, its a good test to ensure that the OutPoint isn't freed (or is cloned) before the
199 // ChannelMonitor is. This used to be broken.
200 Result_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ roundtrip_monitor = UtilMethods.C2Tuple_BlockHashChannelMonitorZ_read(data, keys_interface);
201 assert roundtrip_monitor instanceof Result_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ.Result_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_OK;
202 TwoTuple_OutPointScriptZ funding_txo = ((Result_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ.Result_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_OK) roundtrip_monitor).res.get_b().get_funding_txo();
203 System.gc(); System.runFinalization(); // Give the GC a chance to run.
204 assert Arrays.equals(funding_txo.get_a().get_txid(), expected_id.get_txid());
205 assert funding_txo.get_a().get_index() == expected_id.get_index();
206 Result_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ roundtrip_two = UtilMethods.C2Tuple_BlockHashChannelMonitorZ_read(data, keys_interface);
207 assert roundtrip_two instanceof Result_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ.Result_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_OK;
208 return ((Result_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ.Result_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_OK) roundtrip_two).res.get_b();
211 private Peer(Object _dummy, byte seed) {
212 logger = Logger.new_impl((org.ldk.structs.Record arg)->{
213 if (arg.get_level() == Level.LDKLevel_Error)
214 System.err.println(seed + ": " + arg.get_module_path() + " - " + arg.get_args());
216 System.out.println(seed + ": " + arg.get_module_path() + " - " + arg.get_args());
218 fee_estimator = FeeEstimator.new_impl((confirmation_target -> 253));
219 tx_broadcaster = BroadcasterInterface.new_impl(tx -> {
220 synchronized (broadcast_set) {
221 broadcast_set.add(tx);
222 broadcast_set.notifyAll();
225 monitors = new HashMap<>();
227 Persist persister = Persist.new_impl(new Persist.PersistInterface() {
229 public Result_NoneChannelMonitorUpdateErrZ persist_new_channel(OutPoint id, ChannelMonitor data, MonitorUpdateId update_id) {
230 synchronized (monitors) {
231 String key = Arrays.toString(id.to_channel_id());
232 ChannelMonitor res = test_mon_roundtrip(id, data.write());
233 assert monitors.put(key, res) == null;
235 return Result_NoneChannelMonitorUpdateErrZ.ok();
239 public Result_NoneChannelMonitorUpdateErrZ update_persisted_channel(OutPoint id, ChannelMonitorUpdate update, ChannelMonitor data, MonitorUpdateId update_id) {
240 synchronized (monitors) {
241 String key = Arrays.toString(id.to_channel_id());
242 ChannelMonitor res = test_mon_roundtrip(id, data.write());
243 // Note that we use a serialization-roundtrip copy of data here, not the original, as this can
244 // expose the JVM JIT bug where it finalize()s things still being called.
245 assert monitors.put(key, res) != null;
247 return Result_NoneChannelMonitorUpdateErrZ.ok();
251 filter_additions = new HashSet<>();
253 this.filter = Option_FilterZ.some(Filter.new_impl(new Filter.FilterInterface() {
254 @Override public void register_tx(byte[] txid, byte[] script_pubkey) {
255 filter_additions.add(Arrays.toString(txid));
257 @Override public Option_C2Tuple_usizeTransactionZZ register_output(WatchedOutput output) {
258 filter_additions.add(Arrays.toString(output.get_outpoint().get_txid()) + ":" + output.get_outpoint().get_index());
259 return Option_C2Tuple_usizeTransactionZZ.none();
263 this.filter = Option_FilterZ.none();
266 if (use_manual_watch) {
267 chain_watch = get_manual_watch();
268 chain_monitor = null;
270 chain_monitor = ChainMonitor.of(filter, tx_broadcaster, logger, fee_estimator, persister);
271 chain_watch = chain_monitor.as_Watch();
274 byte[] key_seed = new byte[32];
275 for (byte i = 0; i < 32; i++) {
276 key_seed[i] = (byte) (i ^ seed);
278 KeysManager keys = KeysManager.of(key_seed, System.currentTimeMillis() / 1000, (int) (System.currentTimeMillis() * 1000));
279 if (use_km_wrapper) {
280 this.keys_interface = manual_keysif(keys.as_KeysInterface());
281 this.explicit_keys_manager = null;
283 this.keys_interface = keys.as_KeysInterface();
284 this.explicit_keys_manager = keys;
286 this.router = NetworkGraph.of(new byte[32]);
287 this.route_handler = NetGraphMsgHandler.of(this.router, Option_AccessZ.some(Access.new_impl(new Access.AccessInterface() {
289 public Result_TxOutAccessErrorZ get_utxo(byte[] genesis_hash, long short_channel_id) {
290 // We don't exchange any gossip, so should never actually get called, but providing a Some(Access)
291 // is a good test of our Option<Trait> free'ing, which used to be broken and relies on a dirty hack.
293 return Result_TxOutAccessErrorZ.err(AccessError.LDKAccessError_UnknownTx);
297 this.custom_message_handler = CustomMessageHandler.new_impl(new CustomMessageHandler.CustomMessageHandlerInterface() {
299 public Result_NoneLightningErrorZ handle_custom_message(Type msg, byte[] sender_node_id) {
300 synchronized (received_custom_messages) {
301 received_custom_messages.add(msg.write());
302 received_custom_messages.notifyAll();
304 return Result_NoneLightningErrorZ.ok();
308 public TwoTuple_PublicKeyTypeZ[] get_and_clear_pending_msg() {
310 synchronized (custom_messages_to_send) {
311 bytes = custom_messages_to_send.toArray(new byte[0][0]);
312 custom_messages_to_send.clear();
314 TwoTuple_PublicKeyTypeZ[] ret = new TwoTuple_PublicKeyTypeZ[bytes.length];
315 for (int i = 0; i < bytes.length; i++) {
316 final int msg_idx = i;
317 ret[i] = TwoTuple_PublicKeyTypeZ.of(connected_peer_node_id, Type.new_impl(new Type.TypeInterface() {
318 @Override public short type_id() { return 4096; }
319 @Override public String debug_str() { return "Custom Java Message"; }
320 @Override public byte[] write() { return bytes[msg_idx]; }
325 }, (message_type, buffer) -> {
326 assert message_type == 4096;
327 return Result_COption_TypeZDecodeErrorZ.ok(Option_TypeZ.some(Type.new_impl(new Type.TypeInterface() {
328 @Override public short type_id() { return 4096; }
329 @Override public String debug_str() { return "Custom Java-Decoded Message"; }
330 @Override public byte[] write() { return buffer; }
334 private void bind_nio() {
335 if (!use_nio_peer_handler) return;
336 if (use_chan_manager_constructor) {
337 this.nio_peer_handler = this.constructor.nio_peer_handler;
339 try { this.nio_peer_handler = new NioPeerHandler(peer_manager); } catch (IOException e) { assert false; }
341 for (short i = 10_000; true; i++) {
343 nio_peer_handler.bind_listener(new InetSocketAddress("127.0.0.1", i));
346 } catch (IOException e) { assert i < 10_500; }
351 if (use_chan_manager_constructor) {
352 if (use_ignore_handler) {
353 this.constructor = new ChannelManagerConstructor(Network.LDKNetwork_Bitcoin, UserConfig.with_default(), new byte[32], 0,
354 this.keys_interface, this.fee_estimator, this.chain_monitor, null, this.tx_broadcaster, this.logger);
356 this.constructor = new ChannelManagerConstructor(Network.LDKNetwork_Bitcoin, UserConfig.with_default(), new byte[32], 0,
357 this.keys_interface, this.fee_estimator, this.chain_monitor, this.router, this.tx_broadcaster, this.logger);
359 MultiThreadedLockableScore scorer = null;
360 if (use_invoice_payer) { scorer = MultiThreadedLockableScore.of(Scorer.with_default().as_Score()); }
361 constructor.chain_sync_completed(new ChannelManagerConstructor.EventHandler() {
362 @Override public void handle_event(Event event) {
363 synchronized (pending_manager_events) {
364 pending_manager_events.add(event);
365 pending_manager_events.notifyAll();
368 @Override public void persist_manager(byte[] channel_manager_bytes) { assert channel_manager_bytes.length > 1; }
370 this.chan_manager = constructor.channel_manager;
371 this.peer_manager = constructor.peer_manager;
372 this.payer = constructor.payer;
373 must_free_objs.add(new WeakReference<>(this.chan_manager));
375 ChainParameters params = ChainParameters.of(Network.LDKNetwork_Bitcoin, BestBlock.of(new byte[32], 0));
376 this.chan_manager = ChannelManager.of(this.fee_estimator, chain_watch, tx_broadcaster, logger, this.keys_interface, UserConfig.with_default(), params);
377 byte[] random_data = keys_interface.get_secure_random_bytes();
378 Result_SecretKeyNoneZ node_secret = keys_interface.get_node_secret(Recipient.LDKRecipient_Node);
379 assert node_secret.is_ok();
380 this.peer_manager = PeerManager.of(chan_manager.as_ChannelMessageHandler(), route_handler.as_RoutingMessageHandler(),
381 ((Result_SecretKeyNoneZ.Result_SecretKeyNoneZ_OK)node_secret).res, random_data, logger, this.custom_message_handler);
382 if (use_invoice_payer) {
383 this.payer = InvoicePayer.of(this.chan_manager.as_Payer(), Router.new_impl(new Router.RouterInterface() {
385 public Result_RouteLightningErrorZ find_route(byte[] payer, RouteParameters params, byte[] payment_hash, ChannelDetails[] first_hops, Score scorer) {
386 return UtilMethods.find_route(payer, params, router, first_hops, logger, scorer);
388 }), MultiThreadedLockableScore.of(Score.new_impl(new Score.ScoreInterface() {
389 @Override public void payment_path_failed(RouteHop[] path, long scid) {}
390 @Override public long channel_penalty_msat(long short_channel_id, long send_amt_msat, long channel_capacity_msat, NodeId source, NodeId target) { return 0; }
391 @Override public void payment_path_successful(RouteHop[] path) {}
392 @Override public byte[] write() { assert false; return null; }
393 })), logger, EventHandler.new_impl(new EventHandler.EventHandlerInterface() {
394 @Override public void handle_event(Event event) {
395 synchronized (pending_manager_events) {
396 pending_manager_events.add(event);
397 pending_manager_events.notifyAll();
400 }), RetryAttempts.of(0));
404 this.node_id = chan_manager.get_our_node_id();
412 this(null, orig.seed);
413 if (use_chan_manager_constructor) {
414 byte[][] monitors = {orig.monitors.values().stream().iterator().next().write()};
415 byte[] serialized = orig.chan_manager.write();
417 Filter filter_nullable = null;
418 if (this.filter instanceof Option_FilterZ.Some) {
419 filter_nullable = ((Option_FilterZ.Some) this.filter).some;
421 if (use_ignore_handler) {
422 this.constructor = new ChannelManagerConstructor(serialized, monitors, UserConfig.with_default(),
423 this.keys_interface, this.fee_estimator, this.chain_monitor, filter_nullable,
424 null, this.tx_broadcaster, this.logger);
426 this.constructor = new ChannelManagerConstructor(serialized, monitors, UserConfig.with_default(),
427 this.keys_interface, this.fee_estimator, this.chain_monitor, filter_nullable,
428 this.router, this.tx_broadcaster, this.logger);
430 // Test that ChannelManagerConstructor correctly rejects duplicate ChannelMonitors
431 byte[][] monitors_dupd = new byte[2][];
432 monitors_dupd[0] = monitors[0];
433 monitors_dupd[1] = monitors[0];
434 ChannelManagerConstructor constr = this.constructor = new ChannelManagerConstructor(serialized, monitors_dupd, UserConfig.with_default(),
435 this.keys_interface, this.fee_estimator, this.chain_monitor, filter_nullable,
436 null, this.tx_broadcaster, this.logger);
438 } catch (ChannelManagerConstructor.InvalidSerializedDataException e) {}
440 MultiThreadedLockableScore scorer = null;
441 if (use_invoice_payer) { scorer = MultiThreadedLockableScore.of(Scorer.with_default().as_Score()); }
442 constructor.chain_sync_completed(new ChannelManagerConstructor.EventHandler() {
443 @Override public void handle_event(Event event) {
444 synchronized (pending_manager_events) {
445 pending_manager_events.add(event);
446 pending_manager_events.notifyAll();
449 @Override public void persist_manager(byte[] channel_manager_bytes) { assert channel_manager_bytes.length > 1; }
451 this.chan_manager = constructor.channel_manager;
452 this.payer = constructor.payer;
453 this.peer_manager = constructor.peer_manager;
454 must_free_objs.add(new WeakReference<>(this.chan_manager));
455 // If we are using a ChannelManagerConstructor, we may have pending events waiting on the old peer
456 // which have been removed from the ChannelManager but which we still need to handle.
457 this.pending_manager_events.addAll(orig.pending_manager_events);
458 if (!this.pending_manager_events.isEmpty()) {
459 // However, this implies cross_reload_ref_pollution
460 cross_reload_ref_pollution = true;
462 } catch (ChannelManagerConstructor.InvalidSerializedDataException e) {
466 ChannelMonitor[] monitors = new ChannelMonitor[1];
467 assert orig.monitors.size() == 1;
468 if (!break_cross_peer_refs) {
469 monitors[0] = orig.monitors.values().stream().iterator().next();
471 byte[] serialized = orig.monitors.values().stream().iterator().next().write();
472 Result_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ res =
473 UtilMethods.C2Tuple_BlockHashChannelMonitorZ_read(serialized, this.keys_interface);
474 assert res instanceof Result_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ.Result_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_OK;
475 monitors[0] = ((Result_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ.Result_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_OK) res).res.get_b();
477 byte[] serialized = orig.chan_manager.write();
478 Result_C2Tuple_BlockHashChannelManagerZDecodeErrorZ read_res =
479 UtilMethods.C2Tuple_BlockHashChannelManagerZ_read(serialized, this.keys_interface, this.fee_estimator, this.chain_watch, this.tx_broadcaster, this.logger, UserConfig.with_default(), monitors);
480 assert read_res instanceof Result_C2Tuple_BlockHashChannelManagerZDecodeErrorZ.Result_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_OK;
481 this.chan_manager = ((Result_C2Tuple_BlockHashChannelManagerZDecodeErrorZ.Result_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_OK) read_res).res.get_b();
482 this.chain_watch.watch_channel(monitors[0].get_funding_txo().get_a(), monitors[0]);
483 byte[] random_data = keys_interface.get_secure_random_bytes();
484 Result_SecretKeyNoneZ node_secret = keys_interface.get_node_secret(Recipient.LDKRecipient_Node);
485 assert node_secret.is_ok();
486 this.peer_manager = PeerManager.of(chan_manager.as_ChannelMessageHandler(), route_handler.as_RoutingMessageHandler(),
487 ((Result_SecretKeyNoneZ.Result_SecretKeyNoneZ_OK)node_secret).res,
488 random_data, logger, this.custom_message_handler);
489 if (!break_cross_peer_refs && (use_manual_watch || use_km_wrapper)) {
490 // When we pass monitors[0] into chain_watch.watch_channel we create a reference from the new Peer to a
491 // field in the old peer, preventing freeing of the original Peer until the new Peer is freed. Thus, we
492 // shouldn't bother waiting for the original to be freed later on.
493 cross_reload_ref_pollution = true;
495 if (use_invoice_payer) {
496 this.payer = InvoicePayer.of(this.chan_manager.as_Payer(), Router.new_impl(new Router.RouterInterface() {
498 public Result_RouteLightningErrorZ find_route(byte[] payer, RouteParameters params, byte[] _payment_hash, ChannelDetails[] first_hops, Score scorer) {
499 return UtilMethods.find_route(payer, params, router, first_hops, logger, scorer);
501 }), MultiThreadedLockableScore.of(Score.new_impl(new Score.ScoreInterface() {
502 @Override public long channel_penalty_msat(long short_channel_id, long send_amt_msat, long channel_capacity_msat, NodeId source, NodeId target) { return 0; }
503 @Override public void payment_path_failed(RouteHop[] path, long scid) {}
504 @Override public void payment_path_successful(RouteHop[] path) {}
505 @Override public byte[] write() { assert false; return null; }
506 })), logger, EventHandler.new_impl(new EventHandler.EventHandlerInterface() {
507 @Override public void handle_event(Event event) {
508 synchronized (pending_manager_events) {
509 pending_manager_events.add(event);
510 pending_manager_events.notifyAll();
513 }), RetryAttempts.of(0));
516 this.node_id = chan_manager.get_our_node_id();
519 if (cross_reload_ref_pollution) {
520 // This really, really needs to be handled at the bindings layer, but its rather complicated -
521 // ChannelSigners can be cloned and passed around without java being involved, resulting in them being
522 // owned by both one or more ChannelMonitors and a ChannelManager, with only one having proper pointers
523 // to the ChannelSigner. Ideally, the ChannelSigner would have a global reference to the Java
524 // implementation class, but that results in circular references. Instead, we need some ability to,
525 // while cloning ChannelSigners, add new references in the calling Java struct (ie ChannelMonitor) to
526 // the ChannelSigner.
527 this.ptr_to = orig.chan_manager;
532 TwoTuple_TxidCVec_C2Tuple_u32TxOutZZZ[] connect_block(Block b, int height, long expected_monitor_update_len) {
533 byte[] header = Arrays.copyOfRange(b.bitcoinSerialize(), 0, 80);
534 TwoTuple_usizeTransactionZ[] txn;
535 if (b.hasTransactions()) {
536 assert b.getTransactions().size() == 1;
537 TwoTuple_usizeTransactionZ txp = TwoTuple_usizeTransactionZ.of((long) 0, b.getTransactions().get(0).bitcoinSerialize());
538 txn = new TwoTuple_usizeTransactionZ[]{txp};
540 txn = new TwoTuple_usizeTransactionZ[0];
541 if (chain_monitor != null) {
542 chan_manager.as_Listen().block_connected(b.bitcoinSerialize(), height);
543 chain_monitor.as_Listen().block_connected(b.bitcoinSerialize(), height);
545 chan_manager.as_Confirm().transactions_confirmed(header, txn, height);
546 chan_manager.as_Confirm().best_block_updated(header, height);
547 // Connect manually if we aren't using a ChainMonitor and are implementing Watch ourselves
548 synchronized (monitors) {
549 assert monitors.size() == 1;
550 for (ChannelMonitor mon : monitors.values()) {
551 TwoTuple_TxidCVec_C2Tuple_u32TxOutZZZ[] ret = mon.block_connected(header, txn, height, tx_broadcaster, fee_estimator, logger);
552 assert ret.length == expected_monitor_update_len;
560 Event[] get_monitor_events(int expected_len) {
561 if (use_chan_manager_constructor) {
563 synchronized (this.pending_manager_events) {
564 if (expected_len != 0 && this.pending_manager_events.size() == expected_len) {
568 if (expected_len == 0) {
569 try { Thread.sleep(500); } catch (InterruptedException e) { assert false; }
575 synchronized (this.pending_manager_events) {
576 Event[] res = this.pending_manager_events.toArray(new Event[0]);
577 this.pending_manager_events.clear();
578 assert res.length == expected_len;
581 } else if (chain_monitor != null) {
582 ArrayList<Event> l = new ArrayList<Event>();
583 chain_monitor.as_EventsProvider().process_pending_events(EventHandler.new_impl(l::add));
584 assert l.size() == expected_len;
585 return l.toArray(new Event[0]);
587 synchronized (monitors) {
588 assert monitors.size() == 1;
589 for (ChannelMonitor mon : monitors.values()) {
590 Event[] res = mon.get_and_clear_pending_events();
591 assert res.length == expected_len;
599 Event[] get_manager_events(int expected_len, Peer peer1, Peer peer2) {
600 assert expected_len != 0;
601 if (!use_nio_peer_handler) {
602 maybe_exchange_peer_messages(peer1, peer2);
604 Event[] res = new Event[0];
605 if (use_chan_manager_constructor) {
606 while (res.length < expected_len) {
607 synchronized (this.pending_manager_events) {
608 if (this.pending_manager_events.size() >= expected_len) {
609 res = this.pending_manager_events.toArray(res);
610 assert res.length == expected_len;
611 this.pending_manager_events.clear();
613 if (res.length < expected_len) {
614 try { this.pending_manager_events.wait(); } catch (InterruptedException e) { assert false; }
619 ArrayList<Event> l = new ArrayList<Event>();
620 while (l.size() < expected_len) {
622 if (use_nio_peer_handler) {
623 peer1.nio_peer_handler.check_events();
624 peer2.nio_peer_handler.check_events();
626 chan_manager.as_EventsProvider().process_pending_events(EventHandler.new_impl(l::add));
628 return l.toArray(new Event[0]);
630 assert res.length == expected_len;
635 static class DescriptorHolder { SocketDescriptor val; }
637 boolean running = false;
638 final LinkedList<Runnable> runqueue = new LinkedList();
640 Thread t = new Thread(() -> {
644 synchronized (runqueue) {
645 while (runqueue.isEmpty()) {
649 r = runqueue.pollFirst();
652 synchronized (runqueue) {
654 runqueue.notifyAll();
656 } catch (InterruptedException e) {
662 void maybe_exchange_peer_messages(Peer peer1, Peer peer2) {
663 if (!use_nio_peer_handler) {
664 synchronized (runqueue) {
668 peer1.peer_manager.process_events();
669 peer2.peer_manager.process_events();
670 synchronized (runqueue) {
671 if (runqueue.isEmpty() && !running) {
677 try { runqueue.wait(); } catch (InterruptedException e) { assert false; }
680 } else if (!use_chan_manager_constructor) {
681 peer1.nio_peer_handler.check_events();
682 peer2.nio_peer_handler.check_events();
685 void do_read_event(PeerManager pm, SocketDescriptor descriptor, byte[] data) {
686 if (!t.isAlive()) t.start();
687 synchronized (runqueue) {
690 Result_boolPeerHandleErrorZ res = pm.read_event(descriptor, data);
691 assert res instanceof Result_boolPeerHandleErrorZ.Result_boolPeerHandleErrorZ_OK;
693 runqueue.notifyAll();
695 must_free_objs.add(new WeakReference<>(data));
698 void connect_peers(final Peer peer1, final Peer peer2) {
699 peer2.connected_peer_node_id = peer1.node_id;
700 peer1.connected_peer_node_id = peer2.node_id;
701 if (use_nio_peer_handler) {
703 peer1.nio_peer_handler.connect(peer2.chan_manager.get_our_node_id(), new InetSocketAddress("127.0.0.1", peer2.nio_port), 100);
704 } catch (IOException e) { assert false; }
705 while (peer1.peer_manager.get_peer_node_ids().length == 0 || peer2.peer_manager.get_peer_node_ids().length == 0) {
709 DescriptorHolder descriptor1 = new DescriptorHolder();
710 DescriptorHolder descriptor1ref = descriptor1;
711 SocketDescriptor descriptor2 = SocketDescriptor.new_impl(new SocketDescriptor.SocketDescriptorInterface() {
713 public long send_data(byte[] data, boolean resume_read) {
714 do_read_event(peer1.peer_manager, descriptor1ref.val, data);
718 @Override public void disconnect_socket() { assert false; }
719 @Override public boolean eq(SocketDescriptor other_arg) { return other_arg.hash() == 2; }
720 @Override public long hash() { return 2; }
723 descriptor1.val = SocketDescriptor.new_impl(new SocketDescriptor.SocketDescriptorInterface() {
725 public long send_data(byte[] data, boolean resume_read) {
726 do_read_event(peer2.peer_manager, descriptor2, data);
730 @Override public void disconnect_socket() { assert false; }
731 @Override public boolean eq(SocketDescriptor other_arg) { return other_arg.hash() == 1; }
732 @Override public long hash() { return 1; }
735 Result_CVec_u8ZPeerHandleErrorZ conn_res = peer1.peer_manager.new_outbound_connection(peer2.node_id, descriptor1.val);
736 assert conn_res instanceof Result_CVec_u8ZPeerHandleErrorZ.Result_CVec_u8ZPeerHandleErrorZ_OK;
738 Result_NonePeerHandleErrorZ inbound_conn_res = peer2.peer_manager.new_inbound_connection(descriptor2);
739 assert inbound_conn_res instanceof Result_NonePeerHandleErrorZ.Result_NonePeerHandleErrorZ_OK;
740 do_read_event(peer2.peer_manager, descriptor2, ((Result_CVec_u8ZPeerHandleErrorZ.Result_CVec_u8ZPeerHandleErrorZ_OK) conn_res).res);
742 maybe_exchange_peer_messages(peer1, peer2);
746 TestState do_test_message_handler() throws InterruptedException {
747 Peer peer1 = new Peer((byte) 1);
748 Peer peer2 = new Peer((byte) 2);
750 connect_peers(peer1, peer2);
752 Result__u832APIErrorZ cc_res = peer1.chan_manager.create_channel(peer2.node_id, 100000, 1000, 42, null);
753 assert cc_res instanceof Result__u832APIErrorZ.Result__u832APIErrorZ_OK;
755 // Previously, this was a SEGFAULT instead of get_funding_txo() returning null.
756 ChannelDetails pre_funding_chan = peer1.chan_manager.list_channels()[0];
757 assert pre_funding_chan.get_funding_txo() == null;
759 Event[] events = peer1.get_manager_events(1, peer1, peer2);
760 assert events[0] instanceof Event.FundingGenerationReady;
761 assert ((Event.FundingGenerationReady) events[0]).channel_value_satoshis == 100000;
762 assert ((Event.FundingGenerationReady) events[0]).user_channel_id == 42;
763 byte[] funding_spk = ((Event.FundingGenerationReady) events[0]).output_script;
764 assert funding_spk.length == 34 && funding_spk[0] == 0 && funding_spk[1] == 32; // P2WSH
765 byte[] chan_id = ((Event.FundingGenerationReady) events[0]).temporary_channel_id;
767 NetworkParameters bitcoinj_net = NetworkParameters.fromID(NetworkParameters.ID_MAINNET);
769 Transaction funding = new Transaction(bitcoinj_net);
770 funding.addInput(new TransactionInput(bitcoinj_net, funding, new byte[0]));
771 funding.getInputs().get(0).setWitness(new TransactionWitness(2)); // Make sure we don't complain about lack of witness
772 funding.getInput(0).getWitness().setPush(0, new byte[]{0x1});
773 funding.addOutput(Coin.SATOSHI.multiply(100000), new Script(funding_spk));
774 Result_NoneAPIErrorZ funding_res = peer1.chan_manager.funding_transaction_generated(chan_id, funding.bitcoinSerialize());
775 assert funding_res instanceof Result_NoneAPIErrorZ.Result_NoneAPIErrorZ_OK;
777 maybe_exchange_peer_messages(peer1, peer2);
778 synchronized (peer1.broadcast_set) {
779 while (peer1.broadcast_set.size() != 1) {
780 peer1.broadcast_set.wait();
784 assert peer1.broadcast_set.size() == 1;
785 assert Arrays.equals(peer1.broadcast_set.get(0), funding.bitcoinSerialize());
786 peer1.broadcast_set.clear();
788 Block b = new Block(bitcoinj_net, 2, Sha256Hash.ZERO_HASH, Sha256Hash.ZERO_HASH, 42, 0, 0, Arrays.asList(new Transaction[]{funding}));
789 peer1.connect_block(b, 1, 0);
790 peer2.connect_block(b, 1, 0);
792 for (int height = 2; height < 10; height++) {
793 b = new Block(bitcoinj_net, 2, b.getHash(), Sha256Hash.ZERO_HASH, 42, 0, 0, Arrays.asList(new Transaction[0]));
794 peer1.connect_block(b, height, 0);
795 peer2.connect_block(b, height, 0);
798 maybe_exchange_peer_messages(peer1, peer2);
799 while (peer1.chan_manager.list_usable_channels().length != 1 || peer2.chan_manager.list_usable_channels().length != 1)
801 peer1.chan_manager.list_channels();
802 ChannelDetails[] peer1_chans = peer1.chan_manager.list_usable_channels();
803 ChannelDetails[] peer2_chans = peer2.chan_manager.list_usable_channels();
804 assert peer1_chans.length == 1;
805 assert peer2_chans.length == 1;
806 assert peer1_chans[0].get_channel_value_satoshis() == 100000;
807 assert peer1_chans[0].get_is_usable();
808 Option_u64Z short_chan_id = peer1_chans[0].get_short_channel_id();
809 assert short_chan_id instanceof Option_u64Z.Some;
810 assert ((Option_u64Z.Some)short_chan_id).some == (1L << 40); // 0th output in the 0th transaction in the 1st block
811 assert Arrays.equals(peer1_chans[0].get_channel_id(), funding.getTxId().getReversedBytes());
812 assert Arrays.equals(peer2_chans[0].get_channel_id(), funding.getTxId().getReversedBytes());
814 Result_InvoiceSignOrCreationErrorZ invoice = UtilMethods.create_invoice_from_channelmanager(peer2.chan_manager, peer2.keys_interface, Currency.LDKCurrency_Bitcoin, Option_u64Z.some(10000000), "Invoice Description");
815 assert invoice instanceof Result_InvoiceSignOrCreationErrorZ.Result_InvoiceSignOrCreationErrorZ_OK;
816 System.out.println("Got invoice: " + ((Result_InvoiceSignOrCreationErrorZ.Result_InvoiceSignOrCreationErrorZ_OK) invoice).res.to_str());
818 Result_InvoiceNoneZ parsed_invoice = Invoice.from_str(((Result_InvoiceSignOrCreationErrorZ.Result_InvoiceSignOrCreationErrorZ_OK) invoice).res.to_str());
819 assert parsed_invoice instanceof Result_InvoiceNoneZ.Result_InvoiceNoneZ_OK;
820 assert Arrays.equals(((Result_InvoiceNoneZ.Result_InvoiceNoneZ_OK) parsed_invoice).res.payment_hash(), ((Result_InvoiceSignOrCreationErrorZ.Result_InvoiceSignOrCreationErrorZ_OK) invoice).res.payment_hash());
821 SignedRawInvoice signed_raw = ((Result_InvoiceNoneZ.Result_InvoiceNoneZ_OK) parsed_invoice).res.into_signed_raw();
822 RawInvoice raw_invoice = signed_raw.raw_invoice();
823 byte[] desc_hash = raw_invoice.hash();
824 Description raw_invoice_description = raw_invoice.description();
825 String description_string = raw_invoice_description.into_inner();
826 assert description_string.equals("Invoice Description");
828 if (!use_invoice_payer) {
829 byte[] payment_hash = ((Result_InvoiceSignOrCreationErrorZ.Result_InvoiceSignOrCreationErrorZ_OK) invoice).res.payment_hash();
830 byte[] payment_secret = ((Result_InvoiceSignOrCreationErrorZ.Result_InvoiceSignOrCreationErrorZ_OK) invoice).res.payment_secret();
831 byte[] dest_node_id = ((Result_InvoiceSignOrCreationErrorZ.Result_InvoiceSignOrCreationErrorZ_OK) invoice).res.recover_payee_pub_key();
832 assert Arrays.equals(dest_node_id, peer2.node_id);
833 InvoiceFeatures invoice_features = ((Result_InvoiceSignOrCreationErrorZ.Result_InvoiceSignOrCreationErrorZ_OK) invoice).res.features();
834 RouteHint[] route_hints = ((Result_InvoiceSignOrCreationErrorZ.Result_InvoiceSignOrCreationErrorZ_OK) invoice).res.route_hints();
836 PaymentParameters payee = PaymentParameters.of(peer2.node_id, invoice_features, route_hints, Option_u64Z.none(), 6*24*14);
837 RouteParameters route_params = RouteParameters.of(payee, 10000000, 42);
838 Result_RouteLightningErrorZ route_res = UtilMethods.find_route(
839 peer1.chan_manager.get_our_node_id(), route_params, peer1.router,
840 peer1_chans, peer1.logger, Scorer.with_default().as_Score());
841 assert route_res instanceof Result_RouteLightningErrorZ.Result_RouteLightningErrorZ_OK;
842 Route route = ((Result_RouteLightningErrorZ.Result_RouteLightningErrorZ_OK) route_res).res;
843 assert route.get_paths().length == 1;
844 assert route.get_paths()[0].length == 1;
845 assert route.get_paths()[0][0].get_fee_msat() == 10000000;
847 Result_PaymentIdPaymentSendFailureZ payment_res = peer1.chan_manager.send_payment(route, payment_hash, payment_secret);
848 assert payment_res instanceof Result_PaymentIdPaymentSendFailureZ.Result_PaymentIdPaymentSendFailureZ_OK;
850 RouteHop[][] hops = new RouteHop[1][1];
851 byte[] hop_pubkey = new byte[33];
854 hops[0][0] = RouteHop.of(hop_pubkey, NodeFeatures.known(), 42, ChannelFeatures.known(), 100, 0);
855 Route r2 = Route.of(hops, payee);
856 payment_res = peer1.chan_manager.send_payment(r2, payment_hash, payment_secret);
857 assert payment_res instanceof Result_PaymentIdPaymentSendFailureZ.Result_PaymentIdPaymentSendFailureZ_Err;
859 Result_PaymentIdPaymentErrorZ send_res = peer1.payer.pay_invoice(((Result_InvoiceNoneZ.Result_InvoiceNoneZ_OK) parsed_invoice).res);
860 assert send_res instanceof Result_PaymentIdPaymentErrorZ.Result_PaymentIdPaymentErrorZ_OK;
864 if (use_chan_manager_constructor) {
865 peer1.constructor.interrupt();
866 peer2.constructor.interrupt();
867 } else if (use_nio_peer_handler) {
868 peer1.nio_peer_handler.interrupt();
869 peer2.nio_peer_handler.interrupt();
871 WeakReference<Peer> op1 = new WeakReference<Peer>(peer1);
872 peer1 = new Peer(peer1);
873 peer2 = new Peer(peer2);
874 return new TestState(op1, peer1, peer2, b.getHash());
876 return new TestState(null, peer1, peer2, b.getHash());
879 boolean cross_reload_ref_pollution = false;
881 private final WeakReference<Peer> ref_block;
882 private final Peer peer1;
883 private final Peer peer2;
884 public Sha256Hash best_blockhash;
886 public TestState(WeakReference<Peer> ref_block, Peer peer1, Peer peer2, Sha256Hash best_blockhash) {
887 this.ref_block = ref_block;
890 this.best_blockhash = best_blockhash;
893 void do_test_message_handler_b(TestState state) throws InterruptedException {
894 GcCheck obj = new GcCheck();
895 if (state.ref_block != null) {
896 // Ensure the original peers get freed before we move on. Note that we have to be in a different function
897 // scope to do so as the (at least current OpenJDK) JRE won't release anything created in the same scope.
898 while (!cross_reload_ref_pollution && state.ref_block.get() != null) {
900 System.runFinalization();
902 connect_peers(state.peer1, state.peer2);
905 Event[] events = state.peer2.get_manager_events(1, state.peer1, state.peer2);
906 assert events[0] instanceof Event.PendingHTLCsForwardable;
907 state.peer2.chan_manager.process_pending_htlc_forwards();
909 events = state.peer2.get_manager_events(1, state.peer1, state.peer2);
910 assert events[0] instanceof Event.PaymentReceived;
911 assert ((Event.PaymentReceived)events[0]).purpose instanceof PaymentPurpose.InvoicePayment;
912 byte[] payment_preimage = ((PaymentPurpose.InvoicePayment)((Event.PaymentReceived)events[0]).purpose).payment_preimage;
913 assert !Arrays.equals(payment_preimage, new byte[32]);
914 state.peer2.chan_manager.claim_funds(payment_preimage);
916 events = state.peer1.get_manager_events(2, state.peer1, state.peer2);
917 assert events[0] instanceof Event.PaymentSent;
918 assert Arrays.equals(((Event.PaymentSent) events[0]).payment_preimage, payment_preimage);
919 assert events[1] instanceof Event.PaymentPathSuccessful;
920 assert Arrays.equals(((Event.PaymentPathSuccessful) events[1]).payment_hash, ((Event.PaymentSent) events[0]).payment_hash);
922 if (use_nio_peer_handler) {
923 // We receive PaymentSent immediately upon receipt of the payment preimage, but we expect to not have an
924 // HTLC transaction to broadcast below, which requires a bit more time to fully complete the
925 // commitment-transaction-update dance between both peers.
929 if (state.peer1.chain_monitor != null) {
930 Balance[] peer1_balances = state.peer1.chain_monitor.get_claimable_balances(state.peer1.chan_manager.list_channels());
931 assert peer1_balances.length == 0;
932 Balance[] peer2_balances = state.peer2.chain_monitor.get_claimable_balances(state.peer2.chan_manager.list_channels());
933 assert peer2_balances.length == 0;
936 ChannelDetails[] peer1_chans = state.peer1.chan_manager.list_channels();
939 Result_NoneAPIErrorZ close_res = state.peer1.chan_manager.close_channel(peer1_chans[0].get_channel_id());
940 assert close_res instanceof Result_NoneAPIErrorZ.Result_NoneAPIErrorZ_OK;
941 maybe_exchange_peer_messages(state.peer1, state.peer2);
942 synchronized (state.peer1.broadcast_set) {
943 while (state.peer1.broadcast_set.size() != 1) state.peer1.broadcast_set.wait();
945 synchronized (state.peer2.broadcast_set) {
946 while (state.peer2.broadcast_set.size() != 1) state.peer2.broadcast_set.wait();
949 assert state.peer1.broadcast_set.size() == 1;
950 assert state.peer2.broadcast_set.size() == 1;
952 state.peer1.chan_manager.force_close_all_channels();
953 maybe_exchange_peer_messages(state.peer1, state.peer2);
954 synchronized (state.peer1.broadcast_set) {
955 while (state.peer1.broadcast_set.size() != 1) state.peer1.broadcast_set.wait();
957 synchronized (state.peer2.broadcast_set) {
958 while (state.peer2.broadcast_set.size() != 1) state.peer2.broadcast_set.wait();
961 assert state.peer1.broadcast_set.size() == 1;
962 assert state.peer2.broadcast_set.size() == 1;
965 events = state.peer2.get_manager_events(1, state.peer1, state.peer2);
966 assert events[0] instanceof Event.ChannelClosed;
967 events = state.peer1.get_manager_events(1, state.peer1, state.peer2);
968 assert events[0] instanceof Event.ChannelClosed;
970 if (state.peer1.chain_monitor != null) {
971 Balance[] peer1_balances = state.peer1.chain_monitor.get_claimable_balances(state.peer1.chan_manager.list_channels());
972 assert peer1_balances.length == 1;
973 for (Balance bal : peer1_balances) {
974 assert bal instanceof Balance.ClaimableOnChannelClose;
975 long expected_tx_fee = 183;
976 assert ((Balance.ClaimableOnChannelClose) bal).claimable_amount_satoshis == 100000 - 1 - 10000 - expected_tx_fee;
978 Balance[] peer2_balances = state.peer2.chain_monitor.get_claimable_balances(state.peer2.chan_manager.list_channels());
979 assert peer2_balances.length == 1;
980 for (Balance bal : peer2_balances) {
981 assert bal instanceof Balance.ClaimableOnChannelClose;
982 assert ((Balance.ClaimableOnChannelClose) bal).claimable_amount_satoshis == 10000 + 1;
987 NetworkParameters bitcoinj_net = NetworkParameters.fromID(NetworkParameters.ID_MAINNET);
988 Transaction tx = new Transaction(bitcoinj_net, state.peer1.broadcast_set.getFirst());
989 Block b = new Block(bitcoinj_net, 2, state.best_blockhash, Sha256Hash.ZERO_HASH, 42, 0, 0,
990 Arrays.asList(new Transaction[]{tx}));
991 TwoTuple_TxidCVec_C2Tuple_u32TxOutZZZ[] watch_outputs = state.peer2.connect_block(b, 10, 1);
992 if (watch_outputs != null) { // We only process watch_outputs manually when we use a manually-build Watch impl
993 assert watch_outputs.length == 1;
994 assert Arrays.equals(watch_outputs[0].get_a(), tx.getTxId().getReversedBytes());
995 assert watch_outputs[0].get_b().length == 2;
996 assert watch_outputs[0].get_b()[0].get_a() == 0;
997 assert watch_outputs[0].get_b()[1].get_a() == 1;
1000 for (int i = 11; i < 21; i++) {
1001 b = new Block(bitcoinj_net, 2, b.getHash(), Sha256Hash.ZERO_HASH, 42, 0, 0, new ArrayList<>());
1002 state.peer2.connect_block(b, i, 0);
1005 Event[] broadcastable_event = state.peer2.get_monitor_events(1);
1006 for (ChannelMonitor mon : state.peer2.monitors.values()) {
1007 // This used to be buggy and double-free, so go ahead and fetch them!
1008 byte[][] txn = mon.get_latest_holder_commitment_txn(state.peer2.logger);
1010 assert broadcastable_event.length == 1;
1011 assert broadcastable_event[0] instanceof Event.SpendableOutputs;
1012 if (state.peer2.explicit_keys_manager != null) {
1013 TxOut[] additional_outputs = new TxOut[]{new TxOut(420, new byte[]{0x42})};
1014 Result_TransactionNoneZ tx_res = state.peer2.explicit_keys_manager.spend_spendable_outputs(((Event.SpendableOutputs) broadcastable_event[0]).outputs, additional_outputs, new byte[]{0x00}, 253);
1015 assert tx_res instanceof Result_TransactionNoneZ.Result_TransactionNoneZ_OK;
1016 Transaction built_tx = new Transaction(bitcoinj_net, ((Result_TransactionNoneZ.Result_TransactionNoneZ_OK) tx_res).res);
1017 assert built_tx.getOutputs().size() == 2;
1018 assert Arrays.equals(built_tx.getOutput(1).getScriptBytes(), new byte[]{0x00});
1019 assert Arrays.equals(built_tx.getOutput(0).getScriptBytes(), new byte[]{0x42});
1020 assert built_tx.getOutput(0).getValue().value == 420;
1024 // Test exchanging a custom message (note that ChannelManagerConstructor) always loads an IgnorimgMessageHandler
1025 // so we cannot exchange custom messages with it
1026 if (!use_chan_manager_constructor) {
1027 byte[] custom_message_bytes = new byte[]{0x42, 0x44, 0x43, 0x00};
1028 state.peer1.custom_messages_to_send.add(custom_message_bytes);
1029 state.peer1.peer_manager.process_events();
1030 synchronized (state.peer2.received_custom_messages) {
1032 if (state.peer2.received_custom_messages.isEmpty()) {
1033 state.peer2.received_custom_messages.wait();
1036 assert state.peer2.received_custom_messages.size() == 1;
1037 assert Arrays.equals(state.peer2.received_custom_messages.get(0), custom_message_bytes);
1043 if (use_nio_peer_handler) {
1044 state.peer1.peer_manager.disconnect_by_node_id(state.peer2.chan_manager.get_our_node_id(), false);
1045 while (state.peer1.peer_manager.get_peer_node_ids().length != 0) Thread.yield();
1046 while (state.peer2.peer_manager.get_peer_node_ids().length != 0) Thread.yield();
1047 state.peer1.nio_peer_handler.interrupt();
1048 state.peer2.nio_peer_handler.interrupt();
1051 state.peer1.get_monitor_events(0);
1052 state.peer2.get_monitor_events(0);
1054 if (use_chan_manager_constructor) {
1055 state.peer1.constructor.interrupt();
1056 state.peer2.constructor.interrupt();
1061 state.peer1.router.write();
1063 // Construct the only Option_Enum::Variant(OpaqueStruct) we have in the codebase as this used to cause double-frees:
1064 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,};
1065 Result_ChannelUpdateDecodeErrorZ upd_msg = ChannelUpdate.read(serd);
1066 assert upd_msg instanceof Result_ChannelUpdateDecodeErrorZ.Result_ChannelUpdateDecodeErrorZ_OK;
1067 Option_NetworkUpdateZ upd = Option_NetworkUpdateZ.some(NetworkUpdate.channel_update_message(((Result_ChannelUpdateDecodeErrorZ.Result_ChannelUpdateDecodeErrorZ_OK) upd_msg).res));
1070 java.util.LinkedList<WeakReference<Object>> must_free_objs = new java.util.LinkedList();
1072 int gc_exp_count = 0;
1074 GcCheck() { gc_exp_count += 1; }
1076 protected void finalize() throws Throwable {
1082 public class HumanObjectPeerTest {
1083 HumanObjectPeerTestInstance do_test_run(boolean nice_close, boolean use_km_wrapper, boolean use_manual_watch, boolean reload_peers, boolean break_cross_peer_refs, boolean nio_peer_handler, boolean use_ignoring_routing_handler, boolean use_chan_manager_constructor, boolean use_invoice_payer) throws InterruptedException {
1084 HumanObjectPeerTestInstance instance = new HumanObjectPeerTestInstance(nice_close, use_km_wrapper, use_manual_watch, reload_peers, break_cross_peer_refs, nio_peer_handler, !nio_peer_handler, use_ignoring_routing_handler, use_chan_manager_constructor, use_invoice_payer);
1085 HumanObjectPeerTestInstance.TestState state = instance.do_test_message_handler();
1086 instance.do_test_message_handler_b(state);
1089 void do_test(boolean nice_close, boolean use_km_wrapper, boolean use_manual_watch, boolean reload_peers, boolean break_cross_peer_refs, boolean nio_peer_handler, boolean use_ignoring_routing_handler, boolean use_chan_manager_constructor, boolean use_invoice_payer) throws InterruptedException {
1090 HumanObjectPeerTestInstance instance = do_test_run(nice_close, use_km_wrapper, use_manual_watch, reload_peers, break_cross_peer_refs, nio_peer_handler, use_ignoring_routing_handler, use_chan_manager_constructor, use_invoice_payer);
1091 while (instance.gc_count != instance.gc_exp_count) {
1093 System.runFinalization();
1095 for (WeakReference<Object> o : instance.must_free_objs)
1096 assert o.get() == null;
1099 public void test_message_handler() throws InterruptedException {
1100 Thread gc_thread = new Thread(() -> {
1103 System.runFinalization();
1104 try { Thread.sleep(0, 1); } catch (InterruptedException e) { break; }
1106 }, "Test GC Thread");
1108 for (int i = 0; i < (1 << 9) - 1; i++) {
1109 boolean nice_close = (i & (1 << 0)) != 0;
1110 boolean use_km_wrapper = (i & (1 << 1)) != 0;
1111 boolean use_manual_watch = (i & (1 << 2)) != 0;
1112 boolean reload_peers = (i & (1 << 3)) != 0;
1113 boolean break_cross_refs = (i & (1 << 4)) != 0;
1114 boolean use_ignoring_routing_handler = (i & (1 << 5)) != 0;
1115 boolean use_chan_manager_constructor = (i & (1 << 6)) != 0;
1116 boolean use_invoice_payer = (i & (1 << 7)) != 0;
1117 boolean nio_peer_handler = (i & (1 << 8)) != 0;
1118 if (break_cross_refs && !reload_peers) {
1119 // There are no cross refs to break without reloading peers.
1122 if (use_chan_manager_constructor && (use_manual_watch || !nio_peer_handler)) {
1123 // ChannelManagerConstructor requires a ChainMonitor as the Watch and creates a NioPeerHandler for us.
1126 if (!use_chan_manager_constructor && (use_ignoring_routing_handler)) {
1127 // We rely on the ChannelManagerConstructor to convert null into an IgnoringMessageHandler, so don't
1128 // try to run with an IgnoringMessageHandler unless we're also using a ChannelManagerConstructor.
1131 if (use_chan_manager_constructor && use_ignoring_routing_handler && use_invoice_payer) {
1132 // As documented on ChannelManagerConstructor, if we provide a `null` NetworkGraph (because we want to
1133 // use an IgnoringMessageHandler), no InvoicePayer will be constructored for us, thus we cannot use an
1134 // InvoicePayer to send payments in this case.
1137 System.err.println("Running test with flags " + i);
1138 do_test(nice_close, use_km_wrapper, use_manual_watch, reload_peers, break_cross_refs, nio_peer_handler, use_ignoring_routing_handler, use_chan_manager_constructor, use_invoice_payer);
1140 gc_thread.interrupt();
1144 // This is used in the test jar to test the built jar is runnable
1145 public static void main(String[] args) {
1147 new HumanObjectPeerTest().test_message_handler();
1148 } catch (Exception e) {
1149 System.err.println("Caught exception:");
1150 System.err.println(e);