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.AccessError;
9 import org.ldk.enums.Currency;
10 import org.ldk.enums.Level;
11 import org.ldk.enums.Network;
12 import org.ldk.structs.*;
13 import org.ldk.util.TwoTuple;
15 import java.io.IOException;
16 import java.lang.ref.WeakReference;
17 import java.net.InetSocketAddress;
20 class HumanObjectPeerTestInstance {
21 private final boolean nice_close;
22 private final boolean use_km_wrapper;
23 private final boolean use_manual_watch;
24 private final boolean reload_peers;
25 private final boolean break_cross_peer_refs;
26 private final boolean use_nio_peer_handler;
27 private final boolean use_filter;
28 private final boolean use_ignore_handler;
29 private final boolean use_chan_manager_constructor;
30 private final boolean use_invoice_payer;
32 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) {
33 this.nice_close = nice_close;
34 this.use_km_wrapper = use_km_wrapper;
35 this.use_manual_watch = use_manual_watch;
36 this.reload_peers = reload_peers;
37 this.break_cross_peer_refs = break_cross_peer_refs;
38 this.use_nio_peer_handler = use_nio_peer_handler;
39 this.use_filter = use_filter;
40 this.use_ignore_handler = use_ignore_handler;
41 this.use_chan_manager_constructor = use_chan_manager_constructor;
42 this.use_invoice_payer = use_invoice_payer;
46 KeysInterface manual_keysif(KeysInterface underlying_if) {
47 return KeysInterface.new_impl(new KeysInterface.KeysInterfaceInterface() {
48 @Override public byte[] get_node_secret() { return underlying_if.get_node_secret(); }
49 @Override public byte[] get_destination_script() { return underlying_if.get_destination_script(); }
50 @Override public ShutdownScript get_shutdown_scriptpubkey() { return underlying_if.get_shutdown_scriptpubkey(); }
53 public Sign get_channel_signer(boolean inbound, long channel_value_satoshis) {
54 Sign underlying_ck = underlying_if.get_channel_signer(inbound, channel_value_satoshis);
55 BaseSign underlying_base = underlying_ck.get_base_sign();
56 BaseSign.BaseSignInterface bsi = new BaseSign.BaseSignInterface() {
57 @Override public byte[] get_per_commitment_point(long idx) {
58 return underlying_base.get_per_commitment_point(idx);
60 @Override public byte[] release_commitment_secret(long idx) {
61 return underlying_base.release_commitment_secret(idx);
63 @Override public Result_NoneNoneZ validate_holder_commitment(HolderCommitmentTransaction holder_tx) {
64 return underlying_base.validate_holder_commitment(holder_tx);
66 @Override public byte[] channel_keys_id() {
69 @Override public Result_C2Tuple_SignatureCVec_SignatureZZNoneZ sign_counterparty_commitment(CommitmentTransaction commitment_tx) {
70 return underlying_base.sign_counterparty_commitment(commitment_tx);
72 @Override public Result_NoneNoneZ validate_counterparty_revocation(long idx, byte[] secret) {
73 return underlying_base.validate_counterparty_revocation(idx, secret);
75 @Override public Result_C2Tuple_SignatureCVec_SignatureZZNoneZ sign_holder_commitment_and_htlcs(HolderCommitmentTransaction holder_commitment_tx) {
76 return underlying_base.sign_holder_commitment_and_htlcs(holder_commitment_tx);
78 @Override public Result_SignatureNoneZ sign_justice_revoked_output(byte[] justice_tx, long input, long amount, byte[] per_commitment_key) {
79 return underlying_base.sign_justice_revoked_output(justice_tx, input, amount, per_commitment_key);
81 @Override public Result_SignatureNoneZ sign_justice_revoked_htlc(byte[] justice_tx, long input, long amount, byte[] per_commitment_key, HTLCOutputInCommitment htlc) {
82 return underlying_base.sign_justice_revoked_htlc(justice_tx, input, amount, per_commitment_key, htlc);
84 @Override public Result_SignatureNoneZ sign_counterparty_htlc_transaction(byte[] htlc_tx, long input, long amount, byte[] per_commitment_point, HTLCOutputInCommitment htlc) {
85 return underlying_base.sign_counterparty_htlc_transaction(htlc_tx, input, amount, per_commitment_point, htlc);
87 @Override public Result_SignatureNoneZ sign_closing_transaction(ClosingTransaction closing_tx) {
88 return underlying_base.sign_closing_transaction(closing_tx);
90 @Override public Result_SignatureNoneZ sign_channel_announcement(UnsignedChannelAnnouncement msg) {
91 return underlying_base.sign_channel_announcement(msg);
93 @Override public void ready_channel(ChannelTransactionParameters params) {
94 underlying_base.ready_channel(params);
97 Sign.SignInterface si = new Sign.SignInterface() {
99 public byte[] write() {
100 return underlying_ck.write();
103 Sign resp = Sign.new_impl(si, bsi, underlying_base.get_pubkeys());
104 must_free_objs.add(new WeakReference<>(si));
105 must_free_objs.add(new WeakReference<>(bsi));
106 must_free_objs.add(new WeakReference<>(resp));
107 must_free_objs.add(new WeakReference<>(underlying_base));
108 must_free_objs.add(new WeakReference<>(underlying_ck));
113 public byte[] get_secure_random_bytes() {
114 return underlying_if.get_secure_random_bytes();
118 public Result_SignDecodeErrorZ read_chan_signer(byte[] reader) {
119 return underlying_if.read_chan_signer(reader);
123 public Result_RecoverableSignatureNoneZ sign_invoice(byte[] invoice_preimage) {
124 return underlying_if.sign_invoice(invoice_preimage);
129 Watch get_manual_watch() {
130 Watch.WatchInterface watch_impl = new Watch.WatchInterface() {
131 public Result_NoneChannelMonitorUpdateErrZ watch_channel(OutPoint funding_txo, ChannelMonitor monitor) {
132 synchronized (monitors) {
133 assert monitors.put(Arrays.toString(funding_txo.get_txid()), monitor) == null;
135 return Result_NoneChannelMonitorUpdateErrZ.ok();
138 public Result_NoneChannelMonitorUpdateErrZ update_channel(OutPoint funding_txo, ChannelMonitorUpdate update) {
139 synchronized (monitors) {
140 String txid = Arrays.toString(funding_txo.get_txid());
141 assert monitors.containsKey(txid);
142 Result_NoneMonitorUpdateErrorZ update_res = monitors.get(txid).update_monitor(update, tx_broadcaster, fee_estimator, logger);
143 assert update_res instanceof Result_NoneMonitorUpdateErrorZ.Result_NoneMonitorUpdateErrorZ_OK;
145 return Result_NoneChannelMonitorUpdateErrZ.ok();
149 public MonitorEvent[] release_pending_monitor_events() {
150 synchronized (monitors) {
151 assert monitors.size() <= 1;
152 for (ChannelMonitor mon : monitors.values()) {
153 return mon.get_and_clear_pending_monitor_events();
156 return new MonitorEvent[0];
159 Watch watch = Watch.new_impl(watch_impl);
160 must_free_objs.add(new WeakReference<>(watch_impl));
161 must_free_objs.add(new WeakReference<>(watch));
165 NioPeerHandler nio_peer_handler;
169 final FeeEstimator fee_estimator;
170 final BroadcasterInterface tx_broadcaster;
171 final KeysManager explicit_keys_manager;
172 final KeysInterface keys_interface;
173 final ChainMonitor chain_monitor;
174 final NetworkGraph router;
175 NetGraphMsgHandler route_handler;
176 final Watch chain_watch;
177 final HashSet<String> filter_additions;
178 Option_FilterZ filter;
179 ChannelManager chan_manager;
180 PeerManager peer_manager;
181 final HashMap<String, ChannelMonitor> monitors; // Wow I forgot just how terrible Java is - we can't put a byte array here.
183 byte[] connected_peer_node_id = null;
184 final LinkedList<byte[]> broadcast_set = new LinkedList<>();
185 final LinkedList<Event> pending_manager_events = new LinkedList<>();
186 private final CustomMessageHandler custom_message_handler;
187 final LinkedList<byte[]> received_custom_messages = new LinkedList<>();
188 final LinkedList<byte[]> custom_messages_to_send = new LinkedList<>();
189 ChannelManagerConstructor constructor = null;
190 InvoicePayer payer = null;
191 GcCheck obj = new GcCheck();
193 private TwoTuple_OutPointScriptZ test_mon_roundtrip(ChannelMonitor mon) {
194 // Because get_funding_txo() returns an OutPoint in a tuple that is a reference to an OutPoint inside the
195 // ChannelMonitor, its a good test to ensure that the OutPoint isn't freed (or is cloned) before the
196 // ChannelMonitor is. This used to be broken.
197 Result_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ roundtrip_monitor = UtilMethods.C2Tuple_BlockHashChannelMonitorZ_read(mon.write(), keys_interface);
198 assert roundtrip_monitor instanceof Result_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ.Result_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_OK;
199 TwoTuple_OutPointScriptZ funding_txo = ((Result_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ.Result_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_OK) roundtrip_monitor).res.get_b().get_funding_txo();
200 System.gc(); System.runFinalization(); // Give the GC a chance to run.
204 private Peer(Object _dummy, byte seed) {
205 logger = Logger.new_impl((Record arg)->{
206 if (arg.get_level() == Level.LDKLevel_Error)
207 System.err.println(seed + ": " + arg.get_module_path() + " - " + arg.get_args());
209 System.out.println(seed + ": " + arg.get_module_path() + " - " + arg.get_args());
211 fee_estimator = FeeEstimator.new_impl((confirmation_target -> 253));
212 tx_broadcaster = BroadcasterInterface.new_impl(tx -> {
213 synchronized (broadcast_set) {
214 broadcast_set.add(tx);
215 broadcast_set.notifyAll();
218 monitors = new HashMap<>();
220 Persist persister = Persist.new_impl(new Persist.PersistInterface() {
222 public Result_NoneChannelMonitorUpdateErrZ persist_new_channel(OutPoint id, ChannelMonitor data, MonitorUpdateId update_id) {
223 synchronized (monitors) {
224 String key = Arrays.toString(id.to_channel_id());
225 assert monitors.put(key, data) == null;
226 TwoTuple_OutPointScriptZ res = test_mon_roundtrip(data);
227 assert Arrays.equals(res.get_a().get_txid(), id.get_txid());
228 assert res.get_a().get_index() == id.get_index();
230 return Result_NoneChannelMonitorUpdateErrZ.ok();
234 public Result_NoneChannelMonitorUpdateErrZ update_persisted_channel(OutPoint id, ChannelMonitorUpdate update, ChannelMonitor data, MonitorUpdateId update_id) {
235 synchronized (monitors) {
236 String key = Arrays.toString(id.to_channel_id());
237 assert monitors.put(key, data) != null;
238 TwoTuple_OutPointScriptZ res = test_mon_roundtrip(data);
239 assert Arrays.equals(res.get_a().get_txid(), id.get_txid());
240 assert res.get_a().get_index() == id.get_index();
242 return Result_NoneChannelMonitorUpdateErrZ.ok();
246 filter_additions = new HashSet<>();
248 this.filter = Option_FilterZ.some(Filter.new_impl(new Filter.FilterInterface() {
249 @Override public void register_tx(byte[] txid, byte[] script_pubkey) {
250 filter_additions.add(Arrays.toString(txid));
252 @Override public Option_C2Tuple_usizeTransactionZZ register_output(WatchedOutput output) {
253 filter_additions.add(Arrays.toString(output.get_outpoint().get_txid()) + ":" + output.get_outpoint().get_index());
254 return Option_C2Tuple_usizeTransactionZZ.none();
258 this.filter = Option_FilterZ.none();
261 if (use_manual_watch) {
262 chain_watch = get_manual_watch();
263 chain_monitor = null;
265 chain_monitor = ChainMonitor.of(filter, tx_broadcaster, logger, fee_estimator, persister);
266 chain_watch = chain_monitor.as_Watch();
269 byte[] key_seed = new byte[32];
270 for (byte i = 0; i < 32; i++) {
271 key_seed[i] = (byte) (i ^ seed);
273 KeysManager keys = KeysManager.of(key_seed, System.currentTimeMillis() / 1000, (int) (System.currentTimeMillis() * 1000));
274 if (use_km_wrapper) {
275 this.keys_interface = manual_keysif(keys.as_KeysInterface());
276 this.explicit_keys_manager = null;
278 this.keys_interface = keys.as_KeysInterface();
279 this.explicit_keys_manager = keys;
281 this.router = NetworkGraph.of(new byte[32]);
282 this.route_handler = NetGraphMsgHandler.of(this.router, Option_AccessZ.some(Access.new_impl(new Access.AccessInterface() {
284 public Result_TxOutAccessErrorZ get_utxo(byte[] genesis_hash, long short_channel_id) {
285 // We don't exchange any gossip, so should never actually get called, but providing a Some(Access)
286 // is a good test of our Option<Trait> free'ing, which used to be broken and relies on a dirty hack.
288 return Result_TxOutAccessErrorZ.err(AccessError.LDKAccessError_UnknownTx);
292 this.custom_message_handler = CustomMessageHandler.new_impl(new CustomMessageHandler.CustomMessageHandlerInterface() {
294 public Result_NoneLightningErrorZ handle_custom_message(Type msg, byte[] sender_node_id) {
295 synchronized (received_custom_messages) {
296 received_custom_messages.add(msg.write());
297 received_custom_messages.notifyAll();
299 return Result_NoneLightningErrorZ.ok();
303 public TwoTuple_PublicKeyTypeZ[] get_and_clear_pending_msg() {
305 synchronized (custom_messages_to_send) {
306 bytes = custom_messages_to_send.toArray(new byte[0][0]);
307 custom_messages_to_send.clear();
309 TwoTuple_PublicKeyTypeZ[] ret = new TwoTuple_PublicKeyTypeZ[bytes.length];
310 for (int i = 0; i < bytes.length; i++) {
311 final int msg_idx = i;
312 ret[i] = TwoTuple_PublicKeyTypeZ.of(connected_peer_node_id, Type.new_impl(new Type.TypeInterface() {
313 @Override public short type_id() { return 4096; }
314 @Override public String debug_str() { return "Custom Java Message"; }
315 @Override public byte[] write() { return bytes[msg_idx]; }
320 }, (message_type, buffer) -> {
321 assert message_type == 4096;
322 return Result_COption_TypeZDecodeErrorZ.ok(Option_TypeZ.some(Type.new_impl(new Type.TypeInterface() {
323 @Override public short type_id() { return 4096; }
324 @Override public String debug_str() { return "Custom Java-Decoded Message"; }
325 @Override public byte[] write() { return buffer; }
329 private void bind_nio() {
330 if (!use_nio_peer_handler) return;
331 if (use_chan_manager_constructor) {
332 this.nio_peer_handler = this.constructor.nio_peer_handler;
334 try { this.nio_peer_handler = new NioPeerHandler(peer_manager); } catch (IOException e) { assert false; }
336 for (short i = 10_000; true; i++) {
338 nio_peer_handler.bind_listener(new InetSocketAddress("127.0.0.1", i));
341 } catch (IOException e) { assert i < 10_500; }
346 if (use_chan_manager_constructor) {
347 if (use_ignore_handler) {
348 this.constructor = new ChannelManagerConstructor(Network.LDKNetwork_Bitcoin, UserConfig.with_default(), new byte[32], 0,
349 this.keys_interface, this.fee_estimator, this.chain_monitor, null, this.tx_broadcaster, this.logger);
351 this.constructor = new ChannelManagerConstructor(Network.LDKNetwork_Bitcoin, UserConfig.with_default(), new byte[32], 0,
352 this.keys_interface, this.fee_estimator, this.chain_monitor, this.router, this.tx_broadcaster, this.logger);
354 LockableScore scorer = null;
355 if (use_invoice_payer) { scorer = LockableScore.of(Scorer.with_default().as_Score()); }
356 constructor.chain_sync_completed(new ChannelManagerConstructor.EventHandler() {
357 @Override public void handle_event(Event event) {
358 synchronized (pending_manager_events) {
359 pending_manager_events.add(event);
360 pending_manager_events.notifyAll();
363 @Override public void persist_manager(byte[] channel_manager_bytes) { assert channel_manager_bytes.length > 1; }
365 this.chan_manager = constructor.channel_manager;
366 this.peer_manager = constructor.peer_manager;
367 this.payer = constructor.payer;
368 must_free_objs.add(new WeakReference<>(this.chan_manager));
370 ChainParameters params = ChainParameters.of(Network.LDKNetwork_Bitcoin, BestBlock.of(new byte[32], 0));
371 this.chan_manager = ChannelManager.of(this.fee_estimator, chain_watch, tx_broadcaster, logger, this.keys_interface, UserConfig.with_default(), params);
372 byte[] random_data = keys_interface.get_secure_random_bytes();
373 this.peer_manager = PeerManager.of(chan_manager.as_ChannelMessageHandler(), route_handler.as_RoutingMessageHandler(), keys_interface.get_node_secret(), random_data, logger, this.custom_message_handler);
374 if (use_invoice_payer) {
375 this.payer = InvoicePayer.of(this.chan_manager.as_Payer(), Router.new_impl(new Router.RouterInterface() {
377 public Result_RouteLightningErrorZ find_route(byte[] payer, RouteParameters params, ChannelDetails[] first_hops, Score scorer) {
378 return UtilMethods.find_route(payer, params, router, first_hops, logger, scorer);
380 }), LockableScore.of(Score.new_impl(new Score.ScoreInterface() {
381 @Override public void payment_path_failed(RouteHop[] path, long scid) {}
382 @Override public long channel_penalty_msat(long scid, NodeId src, NodeId dst) { return 0; }
383 @Override public byte[] write() { assert false; return null; }
384 })), logger, EventHandler.new_impl(new EventHandler.EventHandlerInterface() {
385 @Override public void handle_event(Event event) {
386 synchronized (pending_manager_events) {
387 pending_manager_events.add(event);
388 pending_manager_events.notifyAll();
391 }), RetryAttempts.of(0));
395 this.node_id = chan_manager.get_our_node_id();
403 this(null, orig.seed);
404 if (use_chan_manager_constructor) {
405 byte[][] monitors = {orig.monitors.values().stream().iterator().next().write()};
406 byte[] serialized = orig.chan_manager.write();
408 Filter filter_nullable = null;
409 if (this.filter instanceof Option_FilterZ.Some) {
410 filter_nullable = ((Option_FilterZ.Some) this.filter).some;
412 if (use_ignore_handler) {
413 this.constructor = new ChannelManagerConstructor(serialized, monitors, UserConfig.with_default(),
414 this.keys_interface, this.fee_estimator, this.chain_monitor, filter_nullable,
415 null, this.tx_broadcaster, this.logger);
417 this.constructor = new ChannelManagerConstructor(serialized, monitors, UserConfig.with_default(),
418 this.keys_interface, this.fee_estimator, this.chain_monitor, filter_nullable,
419 this.router, this.tx_broadcaster, this.logger);
421 // Test that ChannelManagerConstructor correctly rejects duplicate ChannelMonitors
422 byte[][] monitors_dupd = new byte[2][];
423 monitors_dupd[0] = monitors[0];
424 monitors_dupd[1] = monitors[0];
425 ChannelManagerConstructor constr = this.constructor = new ChannelManagerConstructor(serialized, monitors_dupd, UserConfig.with_default(),
426 this.keys_interface, this.fee_estimator, this.chain_monitor, filter_nullable,
427 null, this.tx_broadcaster, this.logger);
429 } catch (ChannelManagerConstructor.InvalidSerializedDataException e) {}
431 LockableScore scorer = null;
432 if (use_invoice_payer) { scorer = LockableScore.of(Scorer.with_default().as_Score()); }
433 constructor.chain_sync_completed(new ChannelManagerConstructor.EventHandler() {
434 @Override public void handle_event(Event event) {
435 synchronized (pending_manager_events) {
436 pending_manager_events.add(event);
437 pending_manager_events.notifyAll();
440 @Override public void persist_manager(byte[] channel_manager_bytes) { assert channel_manager_bytes.length > 1; }
442 this.chan_manager = constructor.channel_manager;
443 this.payer = constructor.payer;
444 this.peer_manager = constructor.peer_manager;
445 must_free_objs.add(new WeakReference<>(this.chan_manager));
446 // If we are using a ChannelManagerConstructor, we may have pending events waiting on the old peer
447 // which have been removed from the ChannelManager but which we still need to handle.
448 this.pending_manager_events.addAll(orig.pending_manager_events);
449 if (!this.pending_manager_events.isEmpty()) {
450 // However, this implies cross_reload_ref_pollution
451 cross_reload_ref_pollution = true;
453 } catch (ChannelManagerConstructor.InvalidSerializedDataException e) {
457 ChannelMonitor[] monitors = new ChannelMonitor[1];
458 assert orig.monitors.size() == 1;
459 if (!break_cross_peer_refs) {
460 monitors[0] = orig.monitors.values().stream().iterator().next();
462 byte[] serialized = orig.monitors.values().stream().iterator().next().write();
463 Result_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ res =
464 UtilMethods.C2Tuple_BlockHashChannelMonitorZ_read(serialized, this.keys_interface);
465 assert res instanceof Result_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ.Result_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_OK;
466 monitors[0] = ((Result_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ.Result_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_OK) res).res.get_b();
468 byte[] serialized = orig.chan_manager.write();
469 Result_C2Tuple_BlockHashChannelManagerZDecodeErrorZ read_res =
470 UtilMethods.C2Tuple_BlockHashChannelManagerZ_read(serialized, this.keys_interface, this.fee_estimator, this.chain_watch, this.tx_broadcaster, this.logger, UserConfig.with_default(), monitors);
471 assert read_res instanceof Result_C2Tuple_BlockHashChannelManagerZDecodeErrorZ.Result_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_OK;
472 this.chan_manager = ((Result_C2Tuple_BlockHashChannelManagerZDecodeErrorZ.Result_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_OK) read_res).res.get_b();
473 this.chain_watch.watch_channel(monitors[0].get_funding_txo().get_a(), monitors[0]);
474 byte[] random_data = keys_interface.get_secure_random_bytes();
475 this.peer_manager = PeerManager.of(chan_manager.as_ChannelMessageHandler(), route_handler.as_RoutingMessageHandler(), keys_interface.get_node_secret(), random_data, logger, this.custom_message_handler);
476 if (!break_cross_peer_refs && (use_manual_watch || use_km_wrapper)) {
477 // When we pass monitors[0] into chain_watch.watch_channel we create a reference from the new Peer to a
478 // field in the old peer, preventing freeing of the original Peer until the new Peer is freed. Thus, we
479 // shouldn't bother waiting for the original to be freed later on.
480 cross_reload_ref_pollution = true;
482 if (use_invoice_payer) {
483 this.payer = InvoicePayer.of(this.chan_manager.as_Payer(), Router.new_impl(new Router.RouterInterface() {
485 public Result_RouteLightningErrorZ find_route(byte[] payer, RouteParameters params, ChannelDetails[] first_hops, Score scorer) {
486 return UtilMethods.find_route(payer, params, router, first_hops, logger, scorer);
488 }), LockableScore.of(Score.new_impl(new Score.ScoreInterface() {
489 @Override public void payment_path_failed(RouteHop[] path, long scid) {}
490 @Override public long channel_penalty_msat(long scid, NodeId src, NodeId dst) { return 0; }
491 @Override public byte[] write() { assert false; return null; }
492 })), logger, EventHandler.new_impl(new EventHandler.EventHandlerInterface() {
493 @Override public void handle_event(Event event) {
494 synchronized (pending_manager_events) {
495 pending_manager_events.add(event);
496 pending_manager_events.notifyAll();
499 }), RetryAttempts.of(0));
502 this.node_id = chan_manager.get_our_node_id();
505 if (cross_reload_ref_pollution) {
506 // This really, really needs to be handled at the bindings layer, but its rather complicated -
507 // ChannelSigners can be cloned and passed around without java being involved, resulting in them being
508 // owned by both one or more ChannelMonitors and a ChannelManager, with only one having proper pointers
509 // to the ChannelSigner. Ideally, the ChannelSigner would have a global reference to the Java
510 // implementation class, but that results in circular references. Instead, we need some ability to,
511 // while cloning ChannelSigners, add new references in the calling Java struct (ie ChannelMonitor) to
512 // the ChannelSigner.
513 this.ptr_to = orig.chan_manager;
518 TwoTuple_TxidCVec_C2Tuple_u32TxOutZZZ[] connect_block(Block b, int height, long expected_monitor_update_len) {
519 byte[] header = Arrays.copyOfRange(b.bitcoinSerialize(), 0, 80);
520 TwoTuple_usizeTransactionZ[] txn;
521 if (b.hasTransactions()) {
522 assert b.getTransactions().size() == 1;
523 TwoTuple_usizeTransactionZ txp = TwoTuple_usizeTransactionZ.of((long) 0, b.getTransactions().get(0).bitcoinSerialize());
524 txn = new TwoTuple_usizeTransactionZ[]{txp};
526 txn = new TwoTuple_usizeTransactionZ[0];
527 if (chain_monitor != null) {
528 chan_manager.as_Listen().block_connected(b.bitcoinSerialize(), height);
529 chain_monitor.as_Listen().block_connected(b.bitcoinSerialize(), height);
531 chan_manager.as_Confirm().transactions_confirmed(header, txn, height);
532 chan_manager.as_Confirm().best_block_updated(header, height);
533 // Connect manually if we aren't using a ChainMonitor and are implementing Watch ourselves
534 synchronized (monitors) {
535 assert monitors.size() == 1;
536 for (ChannelMonitor mon : monitors.values()) {
537 TwoTuple_TxidCVec_C2Tuple_u32TxOutZZZ[] ret = mon.block_connected(header, txn, height, tx_broadcaster, fee_estimator, logger);
538 assert ret.length == expected_monitor_update_len;
546 Event[] get_monitor_events(int expected_len) {
547 if (use_chan_manager_constructor) {
549 synchronized (this.pending_manager_events) {
550 if (expected_len != 0 && this.pending_manager_events.size() == expected_len) {
554 if (expected_len == 0) {
555 try { Thread.sleep(500); } catch (InterruptedException e) { assert false; }
561 synchronized (this.pending_manager_events) {
562 Event[] res = this.pending_manager_events.toArray(new Event[0]);
563 this.pending_manager_events.clear();
564 assert res.length == expected_len;
567 } else if (chain_monitor != null) {
568 ArrayList<Event> l = new ArrayList<Event>();
569 chain_monitor.as_EventsProvider().process_pending_events(EventHandler.new_impl(l::add));
570 assert l.size() == expected_len;
571 return l.toArray(new Event[0]);
573 synchronized (monitors) {
574 assert monitors.size() == 1;
575 for (ChannelMonitor mon : monitors.values()) {
576 Event[] res = mon.get_and_clear_pending_events();
577 assert res.length == expected_len;
585 Event[] get_manager_events(int expected_len, Peer peer1, Peer peer2) {
586 assert expected_len != 0;
587 if (!use_nio_peer_handler) {
588 maybe_exchange_peer_messages(peer1, peer2);
590 Event[] res = new Event[0];
591 if (use_chan_manager_constructor) {
592 while (res.length < expected_len) {
593 synchronized (this.pending_manager_events) {
594 res = this.pending_manager_events.toArray(res);
595 assert res.length == expected_len || res.length == 0; // We don't handle partial results
596 this.pending_manager_events.clear();
597 if (res.length < expected_len) {
598 try { this.pending_manager_events.wait(); } catch (InterruptedException e) { assert false; }
603 ArrayList<Event> l = new ArrayList<Event>();
604 while (l.size() < expected_len) {
606 if (use_nio_peer_handler) {
607 peer1.nio_peer_handler.check_events();
608 peer2.nio_peer_handler.check_events();
610 chan_manager.as_EventsProvider().process_pending_events(EventHandler.new_impl(l::add));
611 assert l.size() == expected_len || l.size() == 0; // We don't handle partial results
613 return l.toArray(new Event[0]);
615 assert res.length == expected_len;
620 static class DescriptorHolder { SocketDescriptor val; }
622 boolean running = false;
623 final LinkedList<Runnable> runqueue = new LinkedList();
625 Thread t = new Thread(() -> {
629 synchronized (runqueue) {
630 while (runqueue.isEmpty()) {
634 r = runqueue.pollFirst();
637 synchronized (runqueue) {
639 runqueue.notifyAll();
641 } catch (InterruptedException e) {
647 void maybe_exchange_peer_messages(Peer peer1, Peer peer2) {
648 if (!use_nio_peer_handler) {
649 synchronized (runqueue) {
653 peer1.peer_manager.process_events();
654 peer2.peer_manager.process_events();
655 synchronized (runqueue) {
656 if (runqueue.isEmpty() && !running) {
662 try { runqueue.wait(); } catch (InterruptedException e) { assert false; }
665 } else if (!use_chan_manager_constructor) {
666 peer1.nio_peer_handler.check_events();
667 peer2.nio_peer_handler.check_events();
670 void do_read_event(PeerManager pm, SocketDescriptor descriptor, byte[] data) {
671 if (!t.isAlive()) t.start();
672 synchronized (runqueue) {
675 Result_boolPeerHandleErrorZ res = pm.read_event(descriptor, data);
676 assert res instanceof Result_boolPeerHandleErrorZ.Result_boolPeerHandleErrorZ_OK;
678 runqueue.notifyAll();
680 must_free_objs.add(new WeakReference<>(data));
683 void connect_peers(final Peer peer1, final Peer peer2) {
684 peer2.connected_peer_node_id = peer1.node_id;
685 peer1.connected_peer_node_id = peer2.node_id;
686 if (use_nio_peer_handler) {
688 peer1.nio_peer_handler.connect(peer2.chan_manager.get_our_node_id(), new InetSocketAddress("127.0.0.1", peer2.nio_port), 100);
689 } catch (IOException e) { assert false; }
690 while (peer1.peer_manager.get_peer_node_ids().length == 0 || peer2.peer_manager.get_peer_node_ids().length == 0) {
694 DescriptorHolder descriptor1 = new DescriptorHolder();
695 DescriptorHolder descriptor1ref = descriptor1;
696 SocketDescriptor descriptor2 = SocketDescriptor.new_impl(new SocketDescriptor.SocketDescriptorInterface() {
698 public long send_data(byte[] data, boolean resume_read) {
699 do_read_event(peer1.peer_manager, descriptor1ref.val, data);
703 @Override public void disconnect_socket() { assert false; }
704 @Override public boolean eq(SocketDescriptor other_arg) { return other_arg.hash() == 2; }
705 @Override public long hash() { return 2; }
708 descriptor1.val = SocketDescriptor.new_impl(new SocketDescriptor.SocketDescriptorInterface() {
710 public long send_data(byte[] data, boolean resume_read) {
711 do_read_event(peer2.peer_manager, descriptor2, data);
715 @Override public void disconnect_socket() { assert false; }
716 @Override public boolean eq(SocketDescriptor other_arg) { return other_arg.hash() == 1; }
717 @Override public long hash() { return 1; }
720 Result_CVec_u8ZPeerHandleErrorZ conn_res = peer1.peer_manager.new_outbound_connection(peer2.node_id, descriptor1.val);
721 assert conn_res instanceof Result_CVec_u8ZPeerHandleErrorZ.Result_CVec_u8ZPeerHandleErrorZ_OK;
723 Result_NonePeerHandleErrorZ inbound_conn_res = peer2.peer_manager.new_inbound_connection(descriptor2);
724 assert inbound_conn_res instanceof Result_NonePeerHandleErrorZ.Result_NonePeerHandleErrorZ_OK;
725 do_read_event(peer2.peer_manager, descriptor2, ((Result_CVec_u8ZPeerHandleErrorZ.Result_CVec_u8ZPeerHandleErrorZ_OK) conn_res).res);
727 maybe_exchange_peer_messages(peer1, peer2);
731 TestState do_test_message_handler() throws InterruptedException {
732 Peer peer1 = new Peer((byte) 1);
733 Peer peer2 = new Peer((byte) 2);
735 connect_peers(peer1, peer2);
737 Result__u832APIErrorZ cc_res = peer1.chan_manager.create_channel(peer2.node_id, 100000, 1000, 42, null);
738 assert cc_res instanceof Result__u832APIErrorZ.Result__u832APIErrorZ_OK;
740 // Previously, this was a SEGFAULT instead of get_funding_txo() returning null.
741 ChannelDetails pre_funding_chan = peer1.chan_manager.list_channels()[0];
742 assert pre_funding_chan.get_funding_txo() == null;
744 Event[] events = peer1.get_manager_events(1, peer1, peer2);
745 assert events[0] instanceof Event.FundingGenerationReady;
746 assert ((Event.FundingGenerationReady) events[0]).channel_value_satoshis == 100000;
747 assert ((Event.FundingGenerationReady) events[0]).user_channel_id == 42;
748 byte[] funding_spk = ((Event.FundingGenerationReady) events[0]).output_script;
749 assert funding_spk.length == 34 && funding_spk[0] == 0 && funding_spk[1] == 32; // P2WSH
750 byte[] chan_id = ((Event.FundingGenerationReady) events[0]).temporary_channel_id;
752 NetworkParameters bitcoinj_net = NetworkParameters.fromID(NetworkParameters.ID_MAINNET);
754 Transaction funding = new Transaction(bitcoinj_net);
755 funding.addInput(new TransactionInput(bitcoinj_net, funding, new byte[0]));
756 funding.getInputs().get(0).setWitness(new TransactionWitness(2)); // Make sure we don't complain about lack of witness
757 funding.getInput(0).getWitness().setPush(0, new byte[]{0x1});
758 funding.addOutput(Coin.SATOSHI.multiply(100000), new Script(funding_spk));
759 Result_NoneAPIErrorZ funding_res = peer1.chan_manager.funding_transaction_generated(chan_id, funding.bitcoinSerialize());
760 assert funding_res instanceof Result_NoneAPIErrorZ.Result_NoneAPIErrorZ_OK;
762 maybe_exchange_peer_messages(peer1, peer2);
763 synchronized (peer1.broadcast_set) {
764 while (peer1.broadcast_set.size() != 1) {
765 peer1.broadcast_set.wait();
769 assert peer1.broadcast_set.size() == 1;
770 assert Arrays.equals(peer1.broadcast_set.get(0), funding.bitcoinSerialize());
771 peer1.broadcast_set.clear();
773 Block b = new Block(bitcoinj_net, 2, Sha256Hash.ZERO_HASH, Sha256Hash.ZERO_HASH, 42, 0, 0, Arrays.asList(new Transaction[]{funding}));
774 peer1.connect_block(b, 1, 0);
775 peer2.connect_block(b, 1, 0);
777 for (int height = 2; height < 10; height++) {
778 b = new Block(bitcoinj_net, 2, b.getHash(), Sha256Hash.ZERO_HASH, 42, 0, 0, Arrays.asList(new Transaction[0]));
779 peer1.connect_block(b, height, 0);
780 peer2.connect_block(b, height, 0);
783 maybe_exchange_peer_messages(peer1, peer2);
784 while (peer1.chan_manager.list_usable_channels().length != 1 || peer2.chan_manager.list_usable_channels().length != 1)
786 peer1.chan_manager.list_channels();
787 ChannelDetails[] peer1_chans = peer1.chan_manager.list_usable_channels();
788 ChannelDetails[] peer2_chans = peer2.chan_manager.list_usable_channels();
789 assert peer1_chans.length == 1;
790 assert peer2_chans.length == 1;
791 assert peer1_chans[0].get_channel_value_satoshis() == 100000;
792 assert peer1_chans[0].get_is_usable();
793 Option_u64Z short_chan_id = peer1_chans[0].get_short_channel_id();
794 assert short_chan_id instanceof Option_u64Z.Some;
795 assert ((Option_u64Z.Some)short_chan_id).some == (1L << 40); // 0th output in the 0th transaction in the 1st block
796 assert Arrays.equals(peer1_chans[0].get_channel_id(), funding.getTxId().getReversedBytes());
797 assert Arrays.equals(peer2_chans[0].get_channel_id(), funding.getTxId().getReversedBytes());
799 Result_InvoiceSignOrCreationErrorZ invoice = UtilMethods.create_invoice_from_channelmanager(peer2.chan_manager, peer2.keys_interface, Currency.LDKCurrency_Bitcoin, Option_u64Z.some(10000000), "Invoice Description");
800 assert invoice instanceof Result_InvoiceSignOrCreationErrorZ.Result_InvoiceSignOrCreationErrorZ_OK;
801 System.out.println("Got invoice: " + ((Result_InvoiceSignOrCreationErrorZ.Result_InvoiceSignOrCreationErrorZ_OK) invoice).res.to_str());
803 Result_InvoiceNoneZ parsed_invoice = Invoice.from_str(((Result_InvoiceSignOrCreationErrorZ.Result_InvoiceSignOrCreationErrorZ_OK) invoice).res.to_str());
804 assert parsed_invoice instanceof Result_InvoiceNoneZ.Result_InvoiceNoneZ_OK;
805 assert Arrays.equals(((Result_InvoiceNoneZ.Result_InvoiceNoneZ_OK) parsed_invoice).res.payment_hash(), ((Result_InvoiceSignOrCreationErrorZ.Result_InvoiceSignOrCreationErrorZ_OK) invoice).res.payment_hash());
806 SignedRawInvoice signed_raw = ((Result_InvoiceNoneZ.Result_InvoiceNoneZ_OK) parsed_invoice).res.into_signed_raw();
807 RawInvoice raw_invoice = signed_raw.raw_invoice();
808 byte[] desc_hash = raw_invoice.hash();
809 Description raw_invoice_description = raw_invoice.description();
810 String description_string = raw_invoice_description.into_inner();
811 assert description_string.equals("Invoice Description");
813 if (!use_invoice_payer) {
814 byte[] payment_hash = ((Result_InvoiceSignOrCreationErrorZ.Result_InvoiceSignOrCreationErrorZ_OK) invoice).res.payment_hash();
815 byte[] payment_secret = ((Result_InvoiceSignOrCreationErrorZ.Result_InvoiceSignOrCreationErrorZ_OK) invoice).res.payment_secret();
816 byte[] dest_node_id = ((Result_InvoiceSignOrCreationErrorZ.Result_InvoiceSignOrCreationErrorZ_OK) invoice).res.recover_payee_pub_key();
817 assert Arrays.equals(dest_node_id, peer2.node_id);
818 InvoiceFeatures invoice_features = ((Result_InvoiceSignOrCreationErrorZ.Result_InvoiceSignOrCreationErrorZ_OK) invoice).res.features();
819 RouteHint[] route_hints = ((Result_InvoiceSignOrCreationErrorZ.Result_InvoiceSignOrCreationErrorZ_OK) invoice).res.route_hints();
821 Payee payee = Payee.of(peer2.node_id, invoice_features, route_hints, Option_u64Z.none());
822 RouteParameters route_params = RouteParameters.of(payee, 10000000, 42);
823 Result_RouteLightningErrorZ route_res = UtilMethods.find_route(
824 peer1.chan_manager.get_our_node_id(), route_params, peer1.router,
825 peer1_chans, peer1.logger, Scorer.with_default().as_Score());
826 assert route_res instanceof Result_RouteLightningErrorZ.Result_RouteLightningErrorZ_OK;
827 Route route = ((Result_RouteLightningErrorZ.Result_RouteLightningErrorZ_OK) route_res).res;
828 assert route.get_paths().length == 1;
829 assert route.get_paths()[0].length == 1;
830 assert route.get_paths()[0][0].get_fee_msat() == 10000000;
832 Result_PaymentIdPaymentSendFailureZ payment_res = peer1.chan_manager.send_payment(route, payment_hash, payment_secret);
833 assert payment_res instanceof Result_PaymentIdPaymentSendFailureZ.Result_PaymentIdPaymentSendFailureZ_OK;
835 RouteHop[][] hops = new RouteHop[1][1];
836 byte[] hop_pubkey = new byte[33];
839 hops[0][0] = RouteHop.of(hop_pubkey, NodeFeatures.known(), 42, ChannelFeatures.known(), 100, 0);
840 Route r2 = Route.of(hops, payee);
841 payment_res = peer1.chan_manager.send_payment(r2, payment_hash, payment_secret);
842 assert payment_res instanceof Result_PaymentIdPaymentSendFailureZ.Result_PaymentIdPaymentSendFailureZ_Err;
844 Result_PaymentIdPaymentErrorZ send_res = peer1.payer.pay_invoice(((Result_InvoiceNoneZ.Result_InvoiceNoneZ_OK) parsed_invoice).res);
845 assert send_res instanceof Result_PaymentIdPaymentErrorZ.Result_PaymentIdPaymentErrorZ_OK;
849 if (use_chan_manager_constructor) {
850 peer1.constructor.interrupt();
851 peer2.constructor.interrupt();
852 } else if (use_nio_peer_handler) {
853 peer1.nio_peer_handler.interrupt();
854 peer2.nio_peer_handler.interrupt();
856 WeakReference<Peer> op1 = new WeakReference<Peer>(peer1);
857 peer1 = new Peer(peer1);
858 peer2 = new Peer(peer2);
859 return new TestState(op1, peer1, peer2, b.getHash());
861 return new TestState(null, peer1, peer2, b.getHash());
864 boolean cross_reload_ref_pollution = false;
866 private final WeakReference<Peer> ref_block;
867 private final Peer peer1;
868 private final Peer peer2;
869 public Sha256Hash best_blockhash;
871 public TestState(WeakReference<Peer> ref_block, Peer peer1, Peer peer2, Sha256Hash best_blockhash) {
872 this.ref_block = ref_block;
875 this.best_blockhash = best_blockhash;
878 void do_test_message_handler_b(TestState state) throws InterruptedException {
879 GcCheck obj = new GcCheck();
880 if (state.ref_block != null) {
881 // Ensure the original peers get freed before we move on. Note that we have to be in a different function
882 // scope to do so as the (at least current OpenJDK) JRE won't release anything created in the same scope.
883 while (!cross_reload_ref_pollution && state.ref_block.get() != null) {
885 System.runFinalization();
887 connect_peers(state.peer1, state.peer2);
890 Event[] events = state.peer2.get_manager_events(1, state.peer1, state.peer2);
891 assert events[0] instanceof Event.PendingHTLCsForwardable;
892 state.peer2.chan_manager.process_pending_htlc_forwards();
894 events = state.peer2.get_manager_events(1, state.peer1, state.peer2);
895 assert events[0] instanceof Event.PaymentReceived;
896 assert ((Event.PaymentReceived)events[0]).purpose instanceof PaymentPurpose.InvoicePayment;
897 byte[] payment_preimage = ((PaymentPurpose.InvoicePayment)((Event.PaymentReceived)events[0]).purpose).payment_preimage;
898 assert !Arrays.equals(payment_preimage, new byte[32]);
899 state.peer2.chan_manager.claim_funds(payment_preimage);
901 events = state.peer1.get_manager_events(1, state.peer1, state.peer2);
902 assert events[0] instanceof Event.PaymentSent;
903 assert Arrays.equals(((Event.PaymentSent) events[0]).payment_preimage, payment_preimage);
905 if (use_nio_peer_handler) {
906 // We receive PaymentSent immediately upon receipt of the payment preimage, but we expect to not have an
907 // HTLC transaction to broadcast below, which requires a bit more time to fully complete the
908 // commitment-transaction-update dance between both peers.
912 if (state.peer1.chain_monitor != null) {
913 Balance[] peer1_balances = state.peer1.chain_monitor.get_claimable_balances(state.peer1.chan_manager.list_channels());
914 assert peer1_balances.length == 0;
915 Balance[] peer2_balances = state.peer2.chain_monitor.get_claimable_balances(state.peer2.chan_manager.list_channels());
916 assert peer2_balances.length == 0;
919 ChannelDetails[] peer1_chans = state.peer1.chan_manager.list_channels();
922 Result_NoneAPIErrorZ close_res = state.peer1.chan_manager.close_channel(peer1_chans[0].get_channel_id());
923 assert close_res instanceof Result_NoneAPIErrorZ.Result_NoneAPIErrorZ_OK;
924 maybe_exchange_peer_messages(state.peer1, state.peer2);
925 synchronized (state.peer1.broadcast_set) {
926 while (state.peer1.broadcast_set.size() != 1) state.peer1.broadcast_set.wait();
928 synchronized (state.peer2.broadcast_set) {
929 while (state.peer2.broadcast_set.size() != 1) state.peer2.broadcast_set.wait();
932 assert state.peer1.broadcast_set.size() == 1;
933 assert state.peer2.broadcast_set.size() == 1;
935 state.peer1.chan_manager.force_close_all_channels();
936 maybe_exchange_peer_messages(state.peer1, state.peer2);
937 synchronized (state.peer1.broadcast_set) {
938 while (state.peer1.broadcast_set.size() != 1) state.peer1.broadcast_set.wait();
940 synchronized (state.peer2.broadcast_set) {
941 while (state.peer2.broadcast_set.size() != 1) state.peer2.broadcast_set.wait();
944 assert state.peer1.broadcast_set.size() == 1;
945 assert state.peer2.broadcast_set.size() == 1;
948 events = state.peer2.get_manager_events(1, state.peer1, state.peer2);
949 assert events[0] instanceof Event.ChannelClosed;
950 events = state.peer1.get_manager_events(1, state.peer1, state.peer2);
951 assert events[0] instanceof Event.ChannelClosed;
953 if (state.peer1.chain_monitor != null) {
954 Balance[] peer1_balances = state.peer1.chain_monitor.get_claimable_balances(state.peer1.chan_manager.list_channels());
955 assert peer1_balances.length == 1;
956 for (Balance bal : peer1_balances) {
957 assert bal instanceof Balance.ClaimableOnChannelClose;
958 long expected_tx_fee = 183;
959 assert ((Balance.ClaimableOnChannelClose) bal).claimable_amount_satoshis == 100000 - 1 - 10000 - expected_tx_fee;
961 Balance[] peer2_balances = state.peer2.chain_monitor.get_claimable_balances(state.peer2.chan_manager.list_channels());
962 assert peer2_balances.length == 1;
963 for (Balance bal : peer2_balances) {
964 assert bal instanceof Balance.ClaimableOnChannelClose;
965 assert ((Balance.ClaimableOnChannelClose) bal).claimable_amount_satoshis == 10000 + 1;
970 NetworkParameters bitcoinj_net = NetworkParameters.fromID(NetworkParameters.ID_MAINNET);
971 Transaction tx = new Transaction(bitcoinj_net, state.peer1.broadcast_set.getFirst());
972 Block b = new Block(bitcoinj_net, 2, state.best_blockhash, Sha256Hash.ZERO_HASH, 42, 0, 0,
973 Arrays.asList(new Transaction[]{tx}));
974 TwoTuple_TxidCVec_C2Tuple_u32TxOutZZZ[] watch_outputs = state.peer2.connect_block(b, 10, 1);
975 if (watch_outputs != null) { // We only process watch_outputs manually when we use a manually-build Watch impl
976 assert watch_outputs.length == 1;
977 assert Arrays.equals(watch_outputs[0].get_a(), tx.getTxId().getReversedBytes());
978 assert watch_outputs[0].get_b().length == 2;
979 assert watch_outputs[0].get_b()[0].get_a() == 0;
980 assert watch_outputs[0].get_b()[1].get_a() == 1;
983 for (int i = 11; i < 21; i++) {
984 b = new Block(bitcoinj_net, 2, b.getHash(), Sha256Hash.ZERO_HASH, 42, 0, 0, new ArrayList<>());
985 state.peer2.connect_block(b, i, 0);
988 Event[] broadcastable_event = state.peer2.get_monitor_events(1);
989 for (ChannelMonitor mon : state.peer2.monitors.values()) {
990 // This used to be buggy and double-free, so go ahead and fetch them!
991 byte[][] txn = mon.get_latest_holder_commitment_txn(state.peer2.logger);
993 assert broadcastable_event.length == 1;
994 assert broadcastable_event[0] instanceof Event.SpendableOutputs;
995 if (state.peer2.explicit_keys_manager != null) {
996 TxOut[] additional_outputs = new TxOut[]{new TxOut(420, new byte[]{0x42})};
997 Result_TransactionNoneZ tx_res = state.peer2.explicit_keys_manager.spend_spendable_outputs(((Event.SpendableOutputs) broadcastable_event[0]).outputs, additional_outputs, new byte[]{0x00}, 253);
998 assert tx_res instanceof Result_TransactionNoneZ.Result_TransactionNoneZ_OK;
999 Transaction built_tx = new Transaction(bitcoinj_net, ((Result_TransactionNoneZ.Result_TransactionNoneZ_OK) tx_res).res);
1000 assert built_tx.getOutputs().size() == 2;
1001 assert Arrays.equals(built_tx.getOutput(1).getScriptBytes(), new byte[]{0x00});
1002 assert Arrays.equals(built_tx.getOutput(0).getScriptBytes(), new byte[]{0x42});
1003 assert built_tx.getOutput(0).getValue().value == 420;
1007 // Test exchanging a custom message (note that ChannelManagerConstructor) always loads an IgnorimgMessageHandler
1008 // so we cannot exchange custom messages with it
1009 if (!use_chan_manager_constructor) {
1010 byte[] custom_message_bytes = new byte[]{0x42, 0x44, 0x43, 0x00};
1011 state.peer1.custom_messages_to_send.add(custom_message_bytes);
1012 state.peer1.peer_manager.process_events();
1013 synchronized (state.peer2.received_custom_messages) {
1015 if (state.peer2.received_custom_messages.isEmpty()) {
1016 state.peer2.received_custom_messages.wait();
1019 assert state.peer2.received_custom_messages.size() == 1;
1020 assert Arrays.equals(state.peer2.received_custom_messages.get(0), custom_message_bytes);
1026 if (use_nio_peer_handler) {
1027 state.peer1.peer_manager.disconnect_by_node_id(state.peer2.chan_manager.get_our_node_id(), false);
1028 while (state.peer1.peer_manager.get_peer_node_ids().length != 0) Thread.yield();
1029 while (state.peer2.peer_manager.get_peer_node_ids().length != 0) Thread.yield();
1030 state.peer1.nio_peer_handler.interrupt();
1031 state.peer2.nio_peer_handler.interrupt();
1034 state.peer1.get_monitor_events(0);
1035 state.peer2.get_monitor_events(0);
1037 if (use_chan_manager_constructor) {
1038 state.peer1.constructor.interrupt();
1039 state.peer2.constructor.interrupt();
1044 state.peer1.router.write();
1046 // Construct the only Option_Enum::Variant(OpaqueStruct) we have in the codebase as this used to cause double-frees:
1047 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,};
1048 Result_ChannelUpdateDecodeErrorZ upd_msg = ChannelUpdate.read(serd);
1049 assert upd_msg instanceof Result_ChannelUpdateDecodeErrorZ.Result_ChannelUpdateDecodeErrorZ_OK;
1050 Option_NetworkUpdateZ upd = Option_NetworkUpdateZ.some(NetworkUpdate.channel_update_message(((Result_ChannelUpdateDecodeErrorZ.Result_ChannelUpdateDecodeErrorZ_OK) upd_msg).res));
1053 java.util.LinkedList<WeakReference<Object>> must_free_objs = new java.util.LinkedList();
1055 int gc_exp_count = 0;
1057 GcCheck() { gc_exp_count += 1; }
1059 protected void finalize() throws Throwable {
1065 public class HumanObjectPeerTest {
1066 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 {
1067 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);
1068 HumanObjectPeerTestInstance.TestState state = instance.do_test_message_handler();
1069 instance.do_test_message_handler_b(state);
1072 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 {
1073 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);
1074 while (instance.gc_count != instance.gc_exp_count) {
1076 System.runFinalization();
1078 for (WeakReference<Object> o : instance.must_free_objs)
1079 assert o.get() == null;
1082 public void test_message_handler() throws InterruptedException {
1083 for (int i = 0; i < (1 << 9) - 1; i++) {
1084 boolean nice_close = (i & (1 << 0)) != 0;
1085 boolean use_km_wrapper = (i & (1 << 1)) != 0;
1086 boolean use_manual_watch = (i & (1 << 2)) != 0;
1087 boolean reload_peers = (i & (1 << 3)) != 0;
1088 boolean break_cross_refs = (i & (1 << 4)) != 0;
1089 boolean use_ignoring_routing_handler = (i & (1 << 5)) != 0;
1090 boolean use_chan_manager_constructor = (i & (1 << 6)) != 0;
1091 boolean use_invoice_payer = (i & (1 << 7)) != 0;
1092 boolean nio_peer_handler = (i & (1 << 8)) != 0;
1093 if (break_cross_refs && !reload_peers) {
1094 // There are no cross refs to break without reloading peers.
1097 if (use_chan_manager_constructor && (use_manual_watch || !nio_peer_handler)) {
1098 // ChannelManagerConstructor requires a ChainMonitor as the Watch and creates a NioPeerHandler for us.
1101 if (!use_chan_manager_constructor && (use_ignoring_routing_handler)) {
1102 // We rely on the ChannelManagerConstructor to convert null into an IgnoringMessageHandler, so don't
1103 // try to run with an IgnoringMessageHandler unless we're also using a ChannelManagerConstructor.
1106 if (use_chan_manager_constructor && use_ignoring_routing_handler && use_invoice_payer) {
1107 // As documented on ChannelManagerConstructor, if we provide a `null` NetworkGraph (because we want to
1108 // use an IgnoringMessageHandler), no InvoicePayer will be constructored for us, thus we cannot use an
1109 // InvoicePayer to send payments in this case.
1112 System.err.println("Running test with flags " + i);
1113 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);
1117 // This is used in the test jar to test the built jar is runnable
1118 public static void main(String[] args) {
1120 new HumanObjectPeerTest().test_message_handler();
1121 } catch (Exception e) {
1122 System.err.println("Caught exception:");
1123 System.err.println(e);