import org.junit.jupiter.api.Test;
import org.ldk.impl.bindings;
-public class PeerTest {
- @Test
- void test_message_handler() {
- long logger = bindings.LDKLogger_new((String arg)->{
- System.out.println(arg);
- });
- long chan_handler = bindings.LDKChannelMessageHandler_new(new bindings.LDKChannelMessageHandler() {
- @Override
- public void handle_open_channel(long their_node_id, long their_features, long msg) {
-
- }
-
- @Override
- public void handle_accept_channel(long their_node_id, long their_features, long msg) {
-
- }
-
- @Override
- public void handle_funding_created(long their_node_id, long msg) {
-
- }
-
- @Override
- public void handle_funding_signed(long their_node_id, long msg) {
-
- }
-
- @Override
- public void handle_funding_locked(long their_node_id, long msg) {
-
- }
-
- @Override
- public void handle_shutdown(long their_node_id, long msg) {
-
- }
-
- @Override
- public void handle_closing_signed(long their_node_id, long msg) {
-
- }
-
- @Override
- public void handle_update_add_htlc(long their_node_id, long msg) {
-
- }
-
- @Override
- public void handle_update_fulfill_htlc(long their_node_id, long msg) {
-
- }
-
- @Override
- public void handle_update_fail_htlc(long their_node_id, long msg) {
+import java.util.concurrent.ConcurrentLinkedQueue;
- }
-
- @Override
- public void handle_update_fail_malformed_htlc(long their_node_id, long msg) {
-
- }
-
- @Override
- public void handle_commitment_signed(long their_node_id, long msg) {
-
- }
+public class PeerTest {
+ class Peer {
+ final long logger;
+ final long fee_estimator;
+ final long tx_broadcaster;
+ final long chain_monitor;
+ final long keys;
+ final long keys_interface;
+ final long config;
+ final long chan_manager;
+ final long chan_handler;
+ final long router;
+ final long route_handler;
+ final long message_handler;
+ final long peer_manager;
+
+ Peer(byte seed) {
+ logger = bindings.LDKLogger_new((String arg)-> System.out.println(seed + ": " + arg));
+ this.fee_estimator = bindings.LDKFeeEstimator_new(confirmation_target -> 0);
+ this.tx_broadcaster = bindings.LDKBroadcasterInterface_new(tx -> {
+ // We should broadcast
+ });
+ this.chain_monitor = bindings.LDKWatch_new(new bindings.LDKWatch() {
+ @Override
+ public long watch_channel(long funding_txo, long monitor) {
+ return 0;
+ }
+
+ @Override
+ public long update_channel(long funding_txo, long update) {
+ return 0;
+ }
+
+ @Override
+ public long release_pending_monitor_events() {
+ return 0;
+ }
+ });
+
+ byte[] key_seed = new byte[32];
+ for (byte i = 0; i < 32; i++) { key_seed[i] = (byte) (i ^ seed); }
+ this.keys = bindings.KeysManager_new(key_seed, bindings.LDKNetwork.LDKNetwork_Bitcoin, System.currentTimeMillis() / 1000, (int)(System.currentTimeMillis() * 1000) & 0xffffffff);
+ this.keys_interface = bindings.KeysManager_as_KeysInterface(keys);
+ this.config = bindings.UserConfig_default();
+ this.chan_manager = bindings.ChannelManager_new(bindings.LDKNetwork.LDKNetwork_Bitcoin, fee_estimator, chain_monitor, tx_broadcaster, logger, keys_interface, config, 1);
+
+ this.chan_handler = bindings.ChannelManager_as_ChannelMessageHandler(chan_manager);
+ this.router = bindings.NetGraphMsgHandler_new(0, logger);
+ this.route_handler = bindings.NetGraphMsgHandler_as_RoutingMessageHandler(router);
+ this.message_handler = bindings.MessageHandler_new(chan_handler, route_handler);
+
+ byte[] random_data = new byte[32];
+ for (byte i = 0; i < 32; i++) { random_data[i] = (byte) ((i ^ seed) ^ 0xf0); }
+ this.peer_manager = bindings.PeerManager_new(message_handler, bindings.LDKKeysInterface_call_get_node_secret(keys_interface), random_data, logger);
+ }
+
+ void free() {
+ // Note that we can't rely on finalizer order, so don't bother trying to rely on it here
+ bindings.Logger_free(logger);
+ bindings.FeeEstimator_free(fee_estimator);
+ bindings.BroadcasterInterface_free(tx_broadcaster);
+ bindings.Watch_free(chain_monitor);
+ bindings.KeysManager_free(keys);
+ bindings.KeysInterface_free(keys_interface);
+ bindings.ChannelManager_free(chan_manager);
+ bindings.ChannelMessageHandler_free(chan_handler);
+ bindings.NetGraphMsgHandler_free(router);
+ bindings.RoutingMessageHandler_free(route_handler);
+ //MessageHandler was actually moved into the route_handler!: bindings.MessageHandler_free(message_handler);
+ bindings.PeerManager_free(peer_manager);
+ }
+ }
- @Override
- public void handle_revoke_and_ack(long their_node_id, long msg) {
+ class LongHolder { long val; }
+
+ byte[] do_read_event(ConcurrentLinkedQueue<Thread> list, long pm, long descriptor, long data) {
+ byte[] arr = bindings.get_u8_slice_bytes(data);
+ Thread thread = new Thread(() -> {
+ long arr_vec = bindings.bytes_to_u8_vec(arr);
+ long res = bindings.PeerManager_read_event(pm, descriptor, arr_vec);
+ assert bindings.LDKCResult_boolPeerHandleErrorZ_result_ok(res);
+ //assert bindings.deref_bool(bindings.LDKCResult_boolPeerHandleErrorZ_get_inner(res));
+ bindings.CResult_boolPeerHandleErrorZ_free(res);
+ bindings.free_heap_ptr(arr_vec);
+ });
+ thread.start();
+ list.add(thread);
+ return arr;
+ }
- }
+ @Test
+ void test_message_handler() throws InterruptedException {
+ Peer peer1 = new Peer((byte) 1);
+ Peer peer2 = new Peer((byte) 2);
+ ConcurrentLinkedQueue<Thread> list = new ConcurrentLinkedQueue<Thread>();
+ LongHolder descriptor1 = new LongHolder();
+ LongHolder descriptor1ref = descriptor1;
+ long descriptor2 = bindings.LDKSocketDescriptor_new(new bindings.LDKSocketDescriptor() {
@Override
- public void handle_update_fee(long their_node_id, long msg) {
-
+ public long send_data(long data, boolean resume_read) {
+ return do_read_event(list, peer1.peer_manager, descriptor1ref.val, data).length;
}
- @Override
- public void handle_announcement_signatures(long their_node_id, long msg) {
-
- }
+ @Override public void disconnect_socket() { assert false; }
+ @Override public boolean eq(long other_arg) { return bindings.LDKSocketDescriptor_get_obj_from_jcalls(other_arg).hash() == 2; }
+ @Override public long hash() { return 2; }
+ });
+ descriptor1.val = bindings.LDKSocketDescriptor_new(new bindings.LDKSocketDescriptor() {
@Override
- public void peer_disconnected(long their_node_id, boolean no_connection_possible) {
-
+ public long send_data(long data, boolean resume_read) {
+ return do_read_event(list, peer2.peer_manager, descriptor2, data).length;
}
- @Override
- public void peer_connected(long their_node_id, long msg) {
-
- }
+ @Override public void disconnect_socket() { assert false; }
+ @Override public boolean eq(long other_arg) { return bindings.LDKSocketDescriptor_get_obj_from_jcalls(other_arg).hash() == 1; }
+ @Override public long hash() { return 1; }
+ });
- @Override
- public void handle_channel_reestablish(long their_node_id, long msg) {
+ long init_vec = bindings.PeerManager_new_outbound_connection(peer1.peer_manager, bindings.ChannelManager_get_our_node_id(peer2.chan_manager), descriptor1.val);
+ assert(bindings.LDKCResult_CVec_u8ZPeerHandleErrorZ_result_ok(init_vec));
- }
+ long con_res = bindings.PeerManager_new_inbound_connection(peer2.peer_manager, descriptor2);
+ assert(bindings.LDKCResult_NonePeerHandleErrorZ_result_ok(con_res));
+ bindings.CResult_NonePeerHandleErrorZ_free(con_res);
+ do_read_event(list, peer2.peer_manager, descriptor2, bindings.LDKCResult_CVec_u8ZPeerHandleErrorZ_get_inner(init_vec));
+ bindings.CResult_CVec_u8ZPeerHandleErrorZ_free(init_vec);
- @Override
- public void handle_error(long their_node_id, long msg) {
+ while (!list.isEmpty()) {
+ list.poll().join();
+ }
- }
- }, () -> 0);
- long route_handler = bindings.LDKRoutingMessageHandler_new(new bindings.LDKRoutingMessageHandler() {
- @Override public long handle_node_announcement(long msg) {
- return 0;
- }
- @Override public long handle_channel_announcement(long msg) {
- return 0;
- }
- @Override public long handle_channel_update(long msg) {
- return 0;
- }
- @Override public void handle_htlc_fail_channel_update(long update) {
-
- }
- @Override public long get_next_channel_announcements(long starting_point, byte batch_amount) {
- return 0;
- }
- @Override public long get_next_node_announcements(long starting_point, byte batch_amount) {
- return 0;
- }
- @Override public boolean should_request_full_sync(long node_id) {
- return false;
- }
- });
- long message_handler = bindings.MessageHandler_new(chan_handler, route_handler);
- long our_node_secret = bindings.LDKSecretKey_new(); //TODO: Need LDKSecretKey constructor
- byte[] random_data = new byte[32];
- for (byte i = 0; i < 32; i++) { random_data[i] = i; }
-
- long peer_manager = bindings.PeerManager_new(message_handler, our_node_secret, random_data, logger);
-
- // Note that we can't rely on finalizer order, so don't bother trying to rely on it here
- bindings.Logger_free(logger);
- bindings.ChannelMessageHandler_free(chan_handler);
- bindings.RoutingMessageHandler_free(route_handler);
- //bindings.MessageHandler_free(message_handler);
- bindings.PeerManager_free(peer_manager);
+ peer1.free();
+ peer2.free();
+ bindings.SocketDescriptor_free(descriptor2);
+ bindings.SocketDescriptor_free(descriptor1.val);
}
}