use chain::transaction::OutPoint;
use chain::chaininterface::{ChainListener, ChainWatchInterface};
-use chain::keysinterface::{KeysInterface, SpendableOutputDescriptor};
-use chain::keysinterface;
-use ln::channel::{COMMITMENT_TX_BASE_WEIGHT, COMMITMENT_TX_WEIGHT_PER_HTLC, BREAKDOWN_TIMEOUT};
-use ln::channelmanager::{ChannelManager,ChannelManagerReadArgs,HTLCForwardInfo,RAACommitmentOrder, PaymentPreimage, PaymentHash};
+use chain::keysinterface::{KeysInterface, SpendableOutputDescriptor, KeysManager};
+use ln::channel::{COMMITMENT_TX_BASE_WEIGHT, COMMITMENT_TX_WEIGHT_PER_HTLC};
+use ln::channelmanager::{ChannelManager,ChannelManagerReadArgs,HTLCForwardInfo,RAACommitmentOrder, PaymentPreimage, PaymentHash, BREAKDOWN_TIMEOUT};
use ln::channelmonitor::{ChannelMonitor, CLTV_CLAIM_BUFFER, LATENCY_GRACE_PERIOD_BLOCKS, ManyChannelMonitor, ANTI_REORG_DELAY};
-use ln::channel::{ACCEPTED_HTLC_SCRIPT_WEIGHT, OFFERED_HTLC_SCRIPT_WEIGHT};
+use ln::channel::{ACCEPTED_HTLC_SCRIPT_WEIGHT, OFFERED_HTLC_SCRIPT_WEIGHT, Channel, ChannelError};
use ln::onion_utils;
use ln::router::{Route, RouteHop};
use ln::msgs;
-use ln::msgs::{ChannelMessageHandler,RoutingMessageHandler,HTLCFailChannelUpdate, LocalFeatures};
+use ln::msgs::{ChannelMessageHandler,RoutingMessageHandler,HTLCFailChannelUpdate, LocalFeatures, ErrorAction};
use util::test_utils;
use util::events::{Event, EventsProvider, MessageSendEvent, MessageSendEventsProvider};
use util::errors::APIError;
use util::ser::{Writeable, ReadableArgs};
use util::config::UserConfig;
-use util::rng;
use bitcoin::util::hash::BitcoinHash;
use bitcoin_hashes::sha256d::Hash as Sha256dHash;
use std::sync::atomic::Ordering;
use std::mem;
+use rand::{thread_rng, Rng};
+
use ln::functional_test_utils::*;
#[test]
}
fn do_channel_reserve_test(test_recv: bool) {
- use util::rng;
use std::sync::atomic::Ordering;
use ln::msgs::HandleError;
let secp_ctx = Secp256k1::new();
let session_priv = SecretKey::from_slice(&{
let mut session_key = [0; 32];
- rng::fill_bytes(&mut session_key);
+ let mut rng = thread_rng();
+ rng.fill_bytes(&mut session_key);
session_key
}).expect("RNG is bad!");
fn test_justice_tx() {
// Test justice txn built on revoked HTLC-Success tx, against both sides
- let nodes = create_network(2, &[None, None]);
+ let mut alice_config = UserConfig::new();
+ alice_config.channel_options.announced_channel = true;
+ alice_config.peer_channel_config_limits.force_announced_channel_preference = false;
+ alice_config.own_channel_config.our_to_self_delay = 6 * 24 * 5;
+ let mut bob_config = UserConfig::new();
+ bob_config.channel_options.announced_channel = true;
+ bob_config.peer_channel_config_limits.force_announced_channel_preference = false;
+ bob_config.own_channel_config.our_to_self_delay = 6 * 24 * 3;
+ let nodes = create_network(2, &[Some(alice_config), Some(bob_config)]);
// Create some new channels:
let chan_5 = create_announced_chan_between_nodes(&nodes, 0, 1, LocalFeatures::new(), LocalFeatures::new());
let mut nodes_0_read = &nodes_0_serialized[..];
let config = UserConfig::new();
- let keys_manager = Arc::new(keysinterface::KeysManager::new(&nodes[0].node_seed, Network::Testnet, Arc::new(test_utils::TestLogger::new())));
+ let keys_manager = Arc::new(test_utils::TestKeysInterface::new(&nodes[0].node_seed, Network::Testnet, Arc::new(test_utils::TestLogger::new())));
let (_, nodes_0_deserialized) = {
let mut channel_monitors = HashMap::new();
channel_monitors.insert(chan_0_monitor.get_funding_txo().unwrap(), &chan_0_monitor);
assert!(chan_0_monitor_read.is_empty());
let mut nodes_0_read = &nodes_0_serialized[..];
- let keys_manager = Arc::new(keysinterface::KeysManager::new(&nodes[0].node_seed, Network::Testnet, Arc::new(test_utils::TestLogger::new())));
+ let keys_manager = Arc::new(test_utils::TestKeysInterface::new(&nodes[0].node_seed, Network::Testnet, Arc::new(test_utils::TestLogger::new())));
let (_, nodes_0_deserialized) = {
let mut channel_monitors = HashMap::new();
channel_monitors.insert(chan_0_monitor.get_funding_txo().unwrap(), &chan_0_monitor);
}
let mut nodes_0_read = &nodes_0_serialized[..];
- let keys_manager = Arc::new(keysinterface::KeysManager::new(&nodes[0].node_seed, Network::Testnet, Arc::new(test_utils::TestLogger::new())));
+ let keys_manager = Arc::new(test_utils::TestKeysInterface::new(&nodes[0].node_seed, Network::Testnet, Arc::new(test_utils::TestLogger::new())));
let (_, nodes_0_deserialized) = <(Sha256dHash, ChannelManager)>::read(&mut nodes_0_read, ChannelManagerReadArgs {
default_config: UserConfig::new(),
keys_manager,
let session_priv = SecretKey::from_slice(&{
let mut session_key = [0; 32];
- rng::fill_bytes(&mut session_key);
+ let mut rng = thread_rng();
+ rng.fill_bytes(&mut session_key);
session_key
}).expect("RNG is bad!");
// We can have at most two valid local commitment tx, so both cases must be covered, and both txs must be checked to get them all as
// HTLC could have been removed from lastest local commitment tx but still valid until we get remote RAA
- let nodes = create_network(2);
- let chan =create_announced_chan_between_nodes(&nodes, 0, 1);
+ let nodes = create_network(2, &[None, None]);
+ let chan =create_announced_chan_between_nodes(&nodes, 0, 1, LocalFeatures::new(), LocalFeatures::new());
let bs_dust_limit = nodes[1].node.channel_state.lock().unwrap().by_id.get(&chan.2).unwrap().our_dust_limit_satoshis;
// Transaction filters for failing back dust htlc based on local commitment txn infos has been
// prone to error, we test here that a dummy transaction don't fail them.
- let nodes = create_network(2);
- let chan = create_announced_chan_between_nodes(&nodes, 0, 1);
+ let nodes = create_network(2, &[None, None]);
+ let chan = create_announced_chan_between_nodes(&nodes, 0, 1, LocalFeatures::new(), LocalFeatures::new());
// Rebalance a bit
send_payment(&nodes[0], &vec!(&nodes[1])[..], 8000000);
// Broadcast of local commitment tx, trigger failure-update of dust-HTLCs
// Broadcast of HTLC-timeout tx on local commitment tx, trigger failure-update of non-dust HTLCs
- let nodes = create_network(3);
- let chan = create_announced_chan_between_nodes(&nodes, 0, 1);
+ let nodes = create_network(3, &[None, None, None]);
+ let chan = create_announced_chan_between_nodes(&nodes, 0, 1, LocalFeatures::new(), LocalFeatures::new());
let bs_dust_limit = nodes[1].node.channel_state.lock().unwrap().by_id.get(&chan.2).unwrap().our_dust_limit_satoshis;
do_test_sweep_outbound_htlc_failure_update(false, false);
do_test_sweep_outbound_htlc_failure_update(true, false);
}
+
+#[test]
+fn test_upfront_shutdown_script() {
+ // BOLT 2 : Option upfront shutdown script, if peer commit its closing_script at channel opening
+ // enforce it at shutdown message
+
+ let mut config = UserConfig::new();
+ config.channel_options.announced_channel = true;
+ config.peer_channel_config_limits.force_announced_channel_preference = false;
+ config.channel_options.commit_upfront_shutdown_pubkey = false;
+ let nodes = create_network(3, &[None, Some(config), None]);
+
+ // We test that in case of peer committing upfront to a script, if it changes at closing, we refuse to sign
+ let flags = LocalFeatures::new();
+ let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 2, 1000000, 1000000, flags.clone(), flags.clone());
+ nodes[0].node.close_channel(&OutPoint::new(chan.3.txid(), 0).to_channel_id()).unwrap();
+ let mut node_0_shutdown = get_event_msg!(nodes[0], MessageSendEvent::SendShutdown, nodes[2].node.get_our_node_id());
+ node_0_shutdown.scriptpubkey = Builder::new().push_opcode(opcodes::all::OP_RETURN).into_script().to_p2sh();
+ // Test we enforce upfront_scriptpbukey if by providing a diffrent one at closing that we disconnect peer
+ if let Err(error) = nodes[2].node.handle_shutdown(&nodes[0].node.get_our_node_id(), &node_0_shutdown) {
+ if let Some(error) = error.action {
+ match error {
+ ErrorAction::SendErrorMessage { msg } => {
+ assert_eq!(msg.data,"Got shutdown request with a scriptpubkey which did not match their previous scriptpubkey");
+ },
+ _ => { assert!(false); }
+ }
+ } else { assert!(false); }
+ } else { assert!(false); }
+ let events = nodes[2].node.get_and_clear_pending_msg_events();
+ assert_eq!(events.len(), 1);
+ match events[0] {
+ MessageSendEvent::BroadcastChannelUpdate { .. } => {},
+ _ => panic!("Unexpected event"),
+ }
+
+ // We test that in case of peer committing upfront to a script, if it doesn't change at closing, we sign
+ let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 2, 1000000, 1000000, flags.clone(), flags.clone());
+ nodes[0].node.close_channel(&OutPoint::new(chan.3.txid(), 0).to_channel_id()).unwrap();
+ let node_0_shutdown = get_event_msg!(nodes[0], MessageSendEvent::SendShutdown, nodes[2].node.get_our_node_id());
+ // We test that in case of peer committing upfront to a script, if it oesn't change at closing, we sign
+ if let Ok(_) = nodes[2].node.handle_shutdown(&nodes[0].node.get_our_node_id(), &node_0_shutdown) {}
+ else { assert!(false) }
+ let events = nodes[2].node.get_and_clear_pending_msg_events();
+ assert_eq!(events.len(), 1);
+ match events[0] {
+ MessageSendEvent::SendShutdown { node_id, .. } => { assert_eq!(node_id, nodes[0].node.get_our_node_id()) }
+ _ => panic!("Unexpected event"),
+ }
+
+ // We test that if case of peer non-signaling we don't enforce committed script at channel opening
+ let mut flags_no = LocalFeatures::new();
+ flags_no.unset_upfront_shutdown_script();
+ let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1000000, 1000000, flags_no, flags.clone());
+ nodes[0].node.close_channel(&OutPoint::new(chan.3.txid(), 0).to_channel_id()).unwrap();
+ let mut node_1_shutdown = get_event_msg!(nodes[0], MessageSendEvent::SendShutdown, nodes[1].node.get_our_node_id());
+ node_1_shutdown.scriptpubkey = Builder::new().push_opcode(opcodes::all::OP_RETURN).into_script().to_p2sh();
+ if let Ok(_) = nodes[1].node.handle_shutdown(&nodes[0].node.get_our_node_id(), &node_1_shutdown) {}
+ else { assert!(false) }
+ let events = nodes[1].node.get_and_clear_pending_msg_events();
+ assert_eq!(events.len(), 1);
+ match events[0] {
+ MessageSendEvent::SendShutdown { node_id, .. } => { assert_eq!(node_id, nodes[0].node.get_our_node_id()) }
+ _ => panic!("Unexpected event"),
+ }
+
+ // We test that if user opt-out, we provide a zero-length script at channel opening and we are able to close
+ // channel smoothly, opt-out is from channel initiator here
+ let chan = create_announced_chan_between_nodes_with_value(&nodes, 1, 0, 1000000, 1000000, flags.clone(), flags.clone());
+ nodes[1].node.close_channel(&OutPoint::new(chan.3.txid(), 0).to_channel_id()).unwrap();
+ let mut node_0_shutdown = get_event_msg!(nodes[1], MessageSendEvent::SendShutdown, nodes[0].node.get_our_node_id());
+ node_0_shutdown.scriptpubkey = Builder::new().push_opcode(opcodes::all::OP_RETURN).into_script().to_p2sh();
+ if let Ok(_) = nodes[0].node.handle_shutdown(&nodes[1].node.get_our_node_id(), &node_0_shutdown) {}
+ else { assert!(false) }
+ let events = nodes[0].node.get_and_clear_pending_msg_events();
+ assert_eq!(events.len(), 1);
+ match events[0] {
+ MessageSendEvent::SendShutdown { node_id, .. } => { assert_eq!(node_id, nodes[1].node.get_our_node_id()) }
+ _ => panic!("Unexpected event"),
+ }
+
+ //// We test that if user opt-out, we provide a zero-length script at channel opening and we are able to close
+ //// channel smoothly
+ let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1000000, 1000000, flags.clone(), flags.clone());
+ nodes[1].node.close_channel(&OutPoint::new(chan.3.txid(), 0).to_channel_id()).unwrap();
+ let mut node_0_shutdown = get_event_msg!(nodes[1], MessageSendEvent::SendShutdown, nodes[0].node.get_our_node_id());
+ node_0_shutdown.scriptpubkey = Builder::new().push_opcode(opcodes::all::OP_RETURN).into_script().to_p2sh();
+ if let Ok(_) = nodes[0].node.handle_shutdown(&nodes[1].node.get_our_node_id(), &node_0_shutdown) {}
+ else { assert!(false) }
+ let events = nodes[0].node.get_and_clear_pending_msg_events();
+ assert_eq!(events.len(), 2);
+ match events[0] {
+ MessageSendEvent::SendShutdown { node_id, .. } => { assert_eq!(node_id, nodes[1].node.get_our_node_id()) }
+ _ => panic!("Unexpected event"),
+ }
+ match events[1] {
+ MessageSendEvent::SendClosingSigned { node_id, .. } => { assert_eq!(node_id, nodes[1].node.get_our_node_id()) }
+ _ => panic!("Unexpected event"),
+ }
+}
+
+#[test]
+fn test_user_configurable_csv_delay() {
+ // We test our channel constructors yield errors when we pass them absurd csv delay
+
+ let mut low_our_to_self_config = UserConfig::new();
+ low_our_to_self_config.own_channel_config.our_to_self_delay = 6;
+ let mut high_their_to_self_config = UserConfig::new();
+ high_their_to_self_config.peer_channel_config_limits.their_to_self_delay = 100;
+ let nodes = create_network(2, &[Some(high_their_to_self_config.clone()), None]);
+
+ // We test config.our_to_self > BREAKDOWN_TIMEOUT is enforced in Channel::new_outbound()
+ let keys_manager: Arc<KeysInterface> = Arc::new(KeysManager::new(&nodes[0].node_seed, Network::Testnet, Arc::new(test_utils::TestLogger::new()), 10, 20));
+ if let Err(error) = Channel::new_outbound(&test_utils::TestFeeEstimator { sat_per_kw: 253 }, &keys_manager, nodes[1].node.get_our_node_id(), 1000000, 1000000, 0, Arc::new(test_utils::TestLogger::new()), &low_our_to_self_config) {
+ match error {
+ APIError::APIMisuseError { err } => { assert_eq!(err, "Configured with an unreasonable our_to_self_delay putting user funds at risks"); },
+ _ => panic!("Unexpected event"),
+ }
+ } else { assert!(false) }
+
+ // We test config.our_to_self > BREAKDOWN_TIMEOUT is enforced in Channel::new_from_req()
+ nodes[1].node.create_channel(nodes[0].node.get_our_node_id(), 1000000, 1000000, 42).unwrap();
+ let mut open_channel = get_event_msg!(nodes[1], MessageSendEvent::SendOpenChannel, nodes[0].node.get_our_node_id());
+ open_channel.to_self_delay = 200;
+ if let Err(error) = Channel::new_from_req(&test_utils::TestFeeEstimator { sat_per_kw: 253 }, &keys_manager, nodes[1].node.get_our_node_id(), LocalFeatures::new(), &open_channel, 0, Arc::new(test_utils::TestLogger::new()), &low_our_to_self_config) {
+ match error {
+ ChannelError::Close(err) => { assert_eq!(err, "Configured with an unreasonable our_to_self_delay putting user funds at risks"); },
+ _ => panic!("Unexpected event"),
+ }
+ } else { assert!(false); }
+
+ // We test msg.to_self_delay <= config.their_to_self_delay is enforced in Chanel::accept_channel()
+ nodes[0].node.create_channel(nodes[1].node.get_our_node_id(), 1000000, 1000000, 42).unwrap();
+ nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), LocalFeatures::new(), &get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id())).unwrap();
+ let mut accept_channel = get_event_msg!(nodes[1], MessageSendEvent::SendAcceptChannel, nodes[0].node.get_our_node_id());
+ accept_channel.to_self_delay = 200;
+ if let Err(error) = nodes[0].node.handle_accept_channel(&nodes[1].node.get_our_node_id(), LocalFeatures::new(), &accept_channel) {
+ if let Some(error) = error.action {
+ match error {
+ ErrorAction::SendErrorMessage { msg } => {
+ assert_eq!(msg.data,"They wanted our payments to be delayed by a needlessly long period");
+ },
+ _ => { assert!(false); }
+ }
+ } else { assert!(false); }
+ } else { assert!(false); }
+
+ // We test msg.to_self_delay <= config.their_to_self_delay is enforced in Channel::new_from_req()
+ nodes[1].node.create_channel(nodes[0].node.get_our_node_id(), 1000000, 1000000, 42).unwrap();
+ let mut open_channel = get_event_msg!(nodes[1], MessageSendEvent::SendOpenChannel, nodes[0].node.get_our_node_id());
+ open_channel.to_self_delay = 200;
+ if let Err(error) = Channel::new_from_req(&test_utils::TestFeeEstimator { sat_per_kw: 253 }, &keys_manager, nodes[1].node.get_our_node_id(), LocalFeatures::new(), &open_channel, 0, Arc::new(test_utils::TestLogger::new()), &high_their_to_self_config) {
+ match error {
+ ChannelError::Close(err) => { assert_eq!(err, "They wanted our payments to be delayed by a needlessly long period"); },
+ _ => panic!("Unexpected event"),
+ }
+ } else { assert!(false); }
+}
projects / rust-lightning / blobdiff