});
var seed_counter = 0;
-function get_chanman() {
+class Node {
+ constructor(public chan_man: ldk.ChannelManager, public tx_broadcasted: Promise<Uint8Array>, public logger: ldk.Logger,
+ public node_id: Uint8Array, public node_secret: Uint8Array) {}
+}
+function get_chanman(): Node {
const fee_est = ldk.FeeEstimator.new_impl({
get_est_sat_per_1000_weight(confirmation_target: ldk.ConfirmationTarget): number {
return 253;
}
} as ldk.FeeEstimatorInterface);
- const tx_broadcaster = ldk.BroadcasterInterface.new_impl({
- broadcast_transaction(tx: Uint8Array): void { console.log("Tx Broadcast: " + tx); }
- } as ldk.BroadcasterInterfaceInterface);
+ var tx_broadcaster;
+ const tx_broadcasted: Promise<Uint8Array> = new Promise((resolve, reject) => {
+ tx_broadcaster = ldk.BroadcasterInterface.new_impl({
+ broadcast_transaction(tx: Uint8Array): void { console.log("Tx Broadcast: " + tx); resolve(tx); }
+ } as ldk.BroadcasterInterfaceInterface);
+ });
const logger = ldk.Logger.new_impl({
log(record: ldk.Record): void {
console.log(record.get_module_path() + ": " + record.get_args());
const config = ldk.UserConfig.constructor_default();
const params = ldk.ChainParameters.constructor_new(ldk.Network.LDKNetwork_Testnet, ldk.BestBlock.constructor_from_genesis(ldk.Network.LDKNetwork_Testnet));
- return ldk.ChannelManager.constructor_new(fee_est, chain_watch, tx_broadcaster, logger, keys_interface, config, params);
+ const chan_man = ldk.ChannelManager.constructor_new(fee_est, chain_watch, tx_broadcaster, logger, keys_interface, config, params);
+ return new Node(
+ chan_man, tx_broadcasted, logger, chan_man.get_our_node_id(),
+ (keys_interface.get_node_secret(ldk.Recipient.LDKRecipient_Node) as ldk.Result_SecretKeyNoneZ_OK).res
+ );
}
function exchange_messages(a: ldk.ChannelManager, b: ldk.ChannelManager) {
} else if (msg instanceof ldk.MessageSendEvent_SendAcceptChannel) {
if (!array_eq(msg.node_id, to.get_our_node_id())) return false;
to.as_ChannelMessageHandler().handle_accept_channel(from.get_our_node_id(), ldk.InitFeatures.constructor_known(), msg.msg);
+ } else if (msg instanceof ldk.MessageSendEvent_SendFundingCreated) {
+ if (!array_eq(msg.node_id, to.get_our_node_id())) return false;
+ to.as_ChannelMessageHandler().handle_funding_created(from.get_our_node_id(), msg.msg);
+ } else if (msg instanceof ldk.MessageSendEvent_SendFundingSigned) {
+ if (!array_eq(msg.node_id, to.get_our_node_id())) return false;
+ to.as_ChannelMessageHandler().handle_funding_signed(from.get_our_node_id(), msg.msg);
} else {
return false;
}
return true;
}
+function assign_u64(arr: Uint8Array, offset: number, value: bigint) {
+ arr[offset + 0] = Number((value >> BigInt(8 * 0)) & BigInt(0xff));
+ arr[offset + 1] = Number((value >> BigInt(8 * 1)) & BigInt(0xff));
+ arr[offset + 2] = Number((value >> BigInt(8 * 2)) & BigInt(0xff));
+ arr[offset + 3] = Number((value >> BigInt(8 * 3)) & BigInt(0xff));
+ arr[offset + 4] = Number((value >> BigInt(8 * 4)) & BigInt(0xff));
+ arr[offset + 5] = Number((value >> BigInt(8 * 5)) & BigInt(0xff));
+ arr[offset + 6] = Number((value >> BigInt(8 * 6)) & BigInt(0xff));
+ arr[offset + 7] = Number((value >> BigInt(8 * 7)) & BigInt(0xff));
+}
+
+function get_event(chan_man: ldk.ChannelManager): ldk.Event {
+ const events: Array<ldk.Event> = [];
+ const event_handler = ldk.EventHandler.new_impl({
+ handle_event(event: ldk.Event): void {
+ events.push(event);
+ }
+ } as ldk.EventHandlerInterface);
+
+ chan_man.as_EventsProvider().process_pending_events(event_handler);
+ console.assert(events.length == 1);
+ return events[0];
+}
+
tests.push(async () => {
- const chan_man_a = get_chanman();
- const chan_man_b = get_chanman();
+ const a = get_chanman();
+ const b = get_chanman();
- chan_man_a.as_ChannelMessageHandler().peer_connected(chan_man_b.get_our_node_id(), ldk.Init.constructor_new(ldk.InitFeatures.constructor_known()));
- chan_man_b.as_ChannelMessageHandler().peer_connected(chan_man_a.get_our_node_id(), ldk.Init.constructor_new(ldk.InitFeatures.constructor_known()));
+ a.chan_man.as_ChannelMessageHandler().peer_connected(b.chan_man.get_our_node_id(), ldk.Init.constructor_new(ldk.InitFeatures.constructor_known(), ldk.Option_NetAddressZ.constructor_none()));
+ b.chan_man.as_ChannelMessageHandler().peer_connected(a.chan_man.get_our_node_id(), ldk.Init.constructor_new(ldk.InitFeatures.constructor_known(), ldk.Option_NetAddressZ.constructor_none()));
- const chan_create_err = chan_man_a.create_channel(chan_man_b.get_our_node_id(), BigInt(0), BigInt(400), BigInt(0), ldk.UserConfig.constructor_default());
+ const chan_create_err = a.chan_man.create_channel(b.chan_man.get_our_node_id(), BigInt(0), BigInt(400), BigInt(0), ldk.UserConfig.constructor_default());
if (chan_create_err.is_ok()) return false;
if (!(chan_create_err instanceof ldk.Result__u832APIErrorZ_Err)) return false;
if (!(chan_create_err.err instanceof ldk.APIError_APIMisuseError)) return false;
if (chan_create_err.err.err != "Channel value must be at least 1000 satoshis. It was 0") return false;
- const chan_create_res = chan_man_a.create_channel(chan_man_b.get_our_node_id(), BigInt(1000000), BigInt(400), BigInt(0), ldk.UserConfig.constructor_default());
+ const chan_create_res = a.chan_man.create_channel(b.chan_man.get_our_node_id(), BigInt(1000000), BigInt(400), BigInt(0), ldk.UserConfig.constructor_default());
if (!chan_create_res.is_ok()) return false;
- if (!exchange_messages(chan_man_a, chan_man_b)) return false;
+ if (!exchange_messages(a.chan_man, b.chan_man)) return false;
- const events: Array<ldk.Event> = [];
- const event_handler = ldk.EventHandler.new_impl({
- handle_event(event: ldk.Event): void {
- events.push(event);
+ const event = get_event(a.chan_man) as ldk.Event_FundingGenerationReady;
+
+ // (very) manually create a funding transaction
+ const witness_pos = event.output_script.length + 58;
+ const funding_tx = new Uint8Array(witness_pos + 7);
+ funding_tx[0] = 2; // 4-byte tx version 2
+ funding_tx[4] = 0; funding_tx[5] = 1; // segwit magic bytes
+ funding_tx[6] = 1; // 1-byte input count 1
+ // 36 bytes previous outpoint all-0s
+ funding_tx[43] = 0; // 1-byte input script length 0
+ funding_tx[44] = 0xff; funding_tx[45] = 0xff; funding_tx[46] = 0xff; funding_tx[47] = 0xff; // 4-byte nSequence
+ funding_tx[48] = 1; // one output
+ assign_u64(funding_tx, 49, event.channel_value_satoshis);
+ funding_tx[57] = event.output_script.length; // 1-byte output script length
+ funding_tx.set(event.output_script, 58);
+ funding_tx[witness_pos] = 1; funding_tx[witness_pos + 1] = 1; funding_tx[witness_pos + 2] = 0xff; // one witness element of size 1 with contents 0xff
+ funding_tx[witness_pos + 3] = 0; funding_tx[witness_pos + 4] = 0; funding_tx[witness_pos + 5] = 0; funding_tx[witness_pos + 6] = 0; // lock time 0
+
+ const funding_res = a.chan_man.funding_transaction_generated(event.temporary_channel_id, event.counterparty_node_id, funding_tx);
+ if (!(funding_res instanceof ldk.Result_NoneAPIErrorZ_OK)) return false;
+
+ if (!exchange_messages(a.chan_man, b.chan_man)) return false;
+
+ const tx_broadcasted: Uint8Array = (await a.tx_broadcasted);
+ if (!array_eq(tx_broadcasted, funding_tx)) return false;
+
+ return true;
+});
+
+tests.push(async () => {
+ const a = get_chanman();
+ const b = get_chanman();
+
+ const ignorer = ldk.IgnoringMessageHandler.constructor_new();
+ const pm_a = ldk.PeerManager.constructor_new(a.chan_man.as_ChannelMessageHandler(), ignorer.as_RoutingMessageHandler(), a.node_secret, a.node_secret, a.logger, ignorer.as_CustomMessageHandler());
+ const pm_b = ldk.PeerManager.constructor_new(b.chan_man.as_ChannelMessageHandler(), ignorer.as_RoutingMessageHandler(), b.node_secret, b.node_secret, b.logger, ignorer.as_CustomMessageHandler());
+
+ var sock_b: ldk.SocketDescriptor;
+ const sock_a = ldk.SocketDescriptor.new_impl({
+ send_data(data: Uint8Array, resume_read: boolean): number {
+ console.assert(pm_b.read_event(sock_b, data) instanceof ldk.Result_boolPeerHandleErrorZ_OK);
+ return data.length;
+ },
+ disconnect_socket(): void {
+ console.assert(false);
+ },
+ eq(other: ldk.SocketDescriptor): boolean {
+ return other.hash() == this.hash();
+ },
+ hash(): bigint {
+ return BigInt(1);
}
- } as ldk.EventHandlerInterface);
+ } as ldk.SocketDescriptorInterface);
+ sock_b = ldk.SocketDescriptor.new_impl({
+ send_data(data: Uint8Array, resume_read: boolean): number {
+ console.assert(pm_a.read_event(sock_a, data) instanceof ldk.Result_boolPeerHandleErrorZ_OK);
+ return data.length;
+ },
+ disconnect_socket(): void {
+ console.assert(false);
+ },
+ eq(other: ldk.SocketDescriptor): boolean {
+ return other.hash() == this.hash();
+ },
+ hash(): bigint {
+ return BigInt(2);
+ }
+ } as ldk.SocketDescriptorInterface);
+
+ const v4_netaddr = ldk.NetAddress.constructor_ipv4(Uint8Array.from([42,0,42,1]), 9735);
+ console.assert(pm_b.new_inbound_connection(sock_b, ldk.Option_NetAddressZ.constructor_some(v4_netaddr)) instanceof ldk.Result_NonePeerHandleErrorZ_OK);
+ const init_bytes = pm_a.new_outbound_connection(b.node_id, sock_a, ldk.Option_NetAddressZ.constructor_none());
+ if (!(init_bytes instanceof ldk.Result_CVec_u8ZPeerHandleErrorZ_OK)) return false;
+ console.assert(pm_b.read_event(sock_b, init_bytes.res) instanceof ldk.Result_boolPeerHandleErrorZ_OK);
+
+ console.assert(pm_a.get_peer_node_ids().length == 0);
+ console.assert(pm_b.get_peer_node_ids().length == 0);
+
+ pm_b.process_events();
+ pm_a.process_events();
+ pm_b.process_events();
+
+ console.assert(pm_a.get_peer_node_ids().length == 1);
+ console.assert(pm_b.get_peer_node_ids().length == 1);
+
+ const chan_create_res = a.chan_man.create_channel(b.node_id, BigInt(1000000), BigInt(400), BigInt(0), ldk.UserConfig.constructor_default());
+ if (!chan_create_res.is_ok()) return false;
+
+ pm_a.process_events();
+ pm_b.process_events();
- chan_man_a.as_EventsProvider().process_pending_events(event_handler);
- if (events.length != 1) return false;
- if (!(events[0] instanceof ldk.Event_FundingGenerationReady)) return false;
+ const event = get_event(a.chan_man);
+ if (!(event instanceof ldk.Event_FundingGenerationReady)) return false;
return true;
});
-export async function run_tests(wasm_path: string) {
- await rawldk.initializeWasm(wasm_path);
+tests.push(async () => {
+ // Test that we can do basic locking of a NetworkGraph
+ const genesis_hash = new Uint8Array([0x00, 0x00, 0x00, 0x00, 0x00, 0x19, 0xd6, 0x68, 0x9c, 0x08, 0x5a, 0xe1, 0x65, 0x83, 0x1e, 0x93, 0x4f, 0xf7, 0x63, 0xae, 0x46, 0xa2, 0xa6, 0xc1, 0x72, 0xb3, 0xf1, 0xb6, 0x0a, 0x8c, 0xe2, 0x6f]);
+ const logger = ldk.Logger.new_impl({
+ log(record: ldk.Record): void {
+ if (record.get_level() != ldk.Level.LDKLevel_Gossip)
+ console.log(record.get_module_path() + ": " + record.get_args());
+ }
+ } as ldk.LoggerInterface);
+ const network_graph = ldk.NetworkGraph.constructor_new(genesis_hash, logger);
+ const graph_lock_1 = network_graph.read_only();
+ graph_lock_1.free();
+ const graph_lock_2 = network_graph.read_only();
+ graph_lock_2.free();
+
+ return true;
+});
+async function run_tests(check_leaks: boolean) {
var test_runs = [];
for (const test of tests) {
test_runs.push(test());
console.log("test results: " + results);
const result = results.every((v) => { return v === true });
console.log("all tests passed: " + result);
- if (result !== true) { return result; }
+ if (result !== true || !check_leaks) { return result; }
const allocs_finished = new Promise((resolve, reject) => {
var loop_count = 0;
const alloc_count = rawldk.getRemainingAllocationCount();
if (loop_count % 20 == 0)
console.log("Remaining LDK allocation count: " + alloc_count);
- if (alloc_count == 0) { resolve(true); clearInterval(interval_id); }
+
+ // chromium with --js-flags="--expose-gc" exposes a `window.gc()` which we call if we can
+ // @ts-ignore window.gc is considered a type error in TS
+ if (typeof window !== "undefined" && typeof window.gc !== "undefined") window.gc();
+
+ // Note that there are currently 9 leaks in the above tests. At least some are known - look for XXX in bindings.c
+ if (alloc_count <= 10) { clearInterval(interval_id); rawldk.debugPrintRemainingAllocs(); resolve(true); }
loop_count += 1;
- if (loop_count > 30*2) { resolve(false); clearInterval(interval_id); rawldk.debugPrintRemainingAllocs(); }
+ if (loop_count > 30*2) { clearInterval(interval_id); rawldk.debugPrintRemainingAllocs(); resolve(false); }
}, 500);
});
return allocs_finished;
}
+
+export async function run_tests_web(wasm_path: string, check_leaks: boolean = true) {
+ await ldk.initializeWasmWebFetch(wasm_path);
+ return await run_tests(check_leaks);
+}
+
+export async function run_tests_node(wasm_file: Uint8Array, check_leaks: boolean = true) {
+ await ldk.initializeWasmFromBinary(wasm_file);
+ return await run_tests(check_leaks);
+}