use crate::chain::WatchedOutput;
use crate::chain::chaininterface;
use crate::chain::chaininterface::ConfirmationTarget;
+use crate::chain::chaininterface::FEERATE_FLOOR_SATS_PER_KW;
use crate::chain::chainmonitor;
use crate::chain::chainmonitor::MonitorUpdateId;
use crate::chain::channelmonitor;
use crate::sign;
use crate::events;
use crate::events::bump_transaction::{WalletSource, Utxo};
+use crate::ln::ChannelId;
use crate::ln::channelmanager;
+use crate::ln::chan_utils::CommitmentTransaction;
use crate::ln::features::{ChannelFeatures, InitFeatures, NodeFeatures};
use crate::ln::{msgs, wire};
use crate::ln::msgs::LightningError;
use crate::routing::gossip::{EffectiveCapacity, NetworkGraph, NodeId};
use crate::routing::utxo::{UtxoLookup, UtxoLookupError, UtxoResult};
use crate::routing::router::{find_route, InFlightHtlcs, Path, Route, RouteParameters, Router, ScorerAccountingForInFlightHtlcs};
-use crate::routing::scoring::{ChannelUsage, Score};
+use crate::routing::scoring::{ChannelUsage, ScoreUpdate, ScoreLookUp};
+use crate::sync::RwLock;
use crate::util::config::UserConfig;
-use crate::util::enforcing_trait_impls::{EnforcingSigner, EnforcementState};
+use crate::util::test_channel_signer::{TestChannelSigner, EnforcementState};
use crate::util::logger::{Logger, Level, Record};
use crate::util::ser::{Readable, ReadableArgs, Writer, Writeable};
+use crate::util::persist::KVStore;
use bitcoin::EcdsaSighashType;
use bitcoin::blockdata::constants::ChainHash;
use crate::io;
use crate::prelude::*;
use core::cell::RefCell;
-use core::ops::DerefMut;
use core::time::Duration;
use crate::sync::{Mutex, Arc};
use core::sync::atomic::{AtomicBool, AtomicUsize, Ordering};
pub struct TestRouter<'a> {
pub network_graph: Arc<NetworkGraph<&'a TestLogger>>,
pub next_routes: Mutex<VecDeque<(RouteParameters, Result<Route, LightningError>)>>,
- pub scorer: &'a Mutex<TestScorer>,
+ pub scorer: &'a RwLock<TestScorer>,
}
impl<'a> TestRouter<'a> {
- pub fn new(network_graph: Arc<NetworkGraph<&'a TestLogger>>, scorer: &'a Mutex<TestScorer>) -> Self {
+ pub fn new(network_graph: Arc<NetworkGraph<&'a TestLogger>>, scorer: &'a RwLock<TestScorer>) -> Self {
Self { network_graph, next_routes: Mutex::new(VecDeque::new()), scorer }
}
if let Some((find_route_query, find_route_res)) = self.next_routes.lock().unwrap().pop_front() {
assert_eq!(find_route_query, *params);
if let Ok(ref route) = find_route_res {
- let mut binding = self.scorer.lock().unwrap();
- let scorer = ScorerAccountingForInFlightHtlcs::new(binding.deref_mut(), &inflight_htlcs);
+ assert_eq!(route.route_params.as_ref().unwrap().final_value_msat, find_route_query.final_value_msat);
+ let scorer = self.scorer.read().unwrap();
+ let scorer = ScorerAccountingForInFlightHtlcs::new(scorer, &inflight_htlcs);
for path in &route.paths {
let mut aggregate_msat = 0u64;
for (idx, hop) in path.hops.iter().rev().enumerate() {
let logger = TestLogger::new();
find_route(
payer, params, &self.network_graph, first_hops, &logger,
- &ScorerAccountingForInFlightHtlcs::new(self.scorer.lock().unwrap().deref_mut(), &inflight_htlcs), &(),
+ &ScorerAccountingForInFlightHtlcs::new(self.scorer.read().unwrap(), &inflight_htlcs), &(),
&[42; 32]
)
}
fn get_secure_random_bytes(&self) -> [u8; 32] { [0; 32] }}
impl SignerProvider for OnlyReadsKeysInterface {
- type Signer = EnforcingSigner;
+ type Signer = TestChannelSigner;
fn generate_channel_keys_id(&self, _inbound: bool, _channel_value_satoshis: u64, _user_channel_id: u128) -> [u8; 32] { unreachable!(); }
let inner: InMemorySigner = ReadableArgs::read(&mut reader, self)?;
let state = Arc::new(Mutex::new(EnforcementState::new()));
- Ok(EnforcingSigner::new_with_revoked(
+ Ok(TestChannelSigner::new_with_revoked(
inner,
state,
false
}
pub struct TestChainMonitor<'a> {
- pub added_monitors: Mutex<Vec<(OutPoint, channelmonitor::ChannelMonitor<EnforcingSigner>)>>,
- pub monitor_updates: Mutex<HashMap<[u8; 32], Vec<channelmonitor::ChannelMonitorUpdate>>>,
- pub latest_monitor_update_id: Mutex<HashMap<[u8; 32], (OutPoint, u64, MonitorUpdateId)>>,
- pub chain_monitor: chainmonitor::ChainMonitor<EnforcingSigner, &'a TestChainSource, &'a chaininterface::BroadcasterInterface, &'a TestFeeEstimator, &'a TestLogger, &'a chainmonitor::Persist<EnforcingSigner>>,
+ pub added_monitors: Mutex<Vec<(OutPoint, channelmonitor::ChannelMonitor<TestChannelSigner>)>>,
+ pub monitor_updates: Mutex<HashMap<ChannelId, Vec<channelmonitor::ChannelMonitorUpdate>>>,
+ pub latest_monitor_update_id: Mutex<HashMap<ChannelId, (OutPoint, u64, MonitorUpdateId)>>,
+ pub chain_monitor: chainmonitor::ChainMonitor<TestChannelSigner, &'a TestChainSource, &'a chaininterface::BroadcasterInterface, &'a TestFeeEstimator, &'a TestLogger, &'a chainmonitor::Persist<TestChannelSigner>>,
pub keys_manager: &'a TestKeysInterface,
/// If this is set to Some(), the next update_channel call (not watch_channel) must be a
/// ChannelForceClosed event for the given channel_id with should_broadcast set to the given
/// boolean.
- pub expect_channel_force_closed: Mutex<Option<([u8; 32], bool)>>,
+ pub expect_channel_force_closed: Mutex<Option<(ChannelId, bool)>>,
}
impl<'a> TestChainMonitor<'a> {
- pub fn new(chain_source: Option<&'a TestChainSource>, broadcaster: &'a chaininterface::BroadcasterInterface, logger: &'a TestLogger, fee_estimator: &'a TestFeeEstimator, persister: &'a chainmonitor::Persist<EnforcingSigner>, keys_manager: &'a TestKeysInterface) -> Self {
+ pub fn new(chain_source: Option<&'a TestChainSource>, broadcaster: &'a chaininterface::BroadcasterInterface, logger: &'a TestLogger, fee_estimator: &'a TestFeeEstimator, persister: &'a chainmonitor::Persist<TestChannelSigner>, keys_manager: &'a TestKeysInterface) -> Self {
Self {
added_monitors: Mutex::new(Vec::new()),
monitor_updates: Mutex::new(HashMap::new()),
}
}
- pub fn complete_sole_pending_chan_update(&self, channel_id: &[u8; 32]) {
+ pub fn complete_sole_pending_chan_update(&self, channel_id: &ChannelId) {
let (outpoint, _, latest_update) = self.latest_monitor_update_id.lock().unwrap().get(channel_id).unwrap().clone();
self.chain_monitor.channel_monitor_updated(outpoint, latest_update).unwrap();
}
}
-impl<'a> chain::Watch<EnforcingSigner> for TestChainMonitor<'a> {
- fn watch_channel(&self, funding_txo: OutPoint, monitor: channelmonitor::ChannelMonitor<EnforcingSigner>) -> chain::ChannelMonitorUpdateStatus {
+impl<'a> chain::Watch<TestChannelSigner> for TestChainMonitor<'a> {
+ fn watch_channel(&self, funding_txo: OutPoint, monitor: channelmonitor::ChannelMonitor<TestChannelSigner>) -> Result<chain::ChannelMonitorUpdateStatus, ()> {
// At every point where we get a monitor update, we should be able to send a useful monitor
// to a watchtower and disk...
let mut w = TestVecWriter(Vec::new());
monitor.write(&mut w).unwrap();
- let new_monitor = <(BlockHash, channelmonitor::ChannelMonitor<EnforcingSigner>)>::read(
+ let new_monitor = <(BlockHash, channelmonitor::ChannelMonitor<TestChannelSigner>)>::read(
&mut io::Cursor::new(&w.0), (self.keys_manager, self.keys_manager)).unwrap().1;
assert!(new_monitor == monitor);
self.latest_monitor_update_id.lock().unwrap().insert(funding_txo.to_channel_id(),
let monitor = self.chain_monitor.get_monitor(funding_txo).unwrap();
w.0.clear();
monitor.write(&mut w).unwrap();
- let new_monitor = <(BlockHash, channelmonitor::ChannelMonitor<EnforcingSigner>)>::read(
+ let new_monitor = <(BlockHash, channelmonitor::ChannelMonitor<TestChannelSigner>)>::read(
&mut io::Cursor::new(&w.0), (self.keys_manager, self.keys_manager)).unwrap().1;
assert!(new_monitor == *monitor);
self.added_monitors.lock().unwrap().push((funding_txo, new_monitor));
}
}
+struct JusticeTxData {
+ justice_tx: Transaction,
+ value: u64,
+ commitment_number: u64,
+}
+
+pub(crate) struct WatchtowerPersister {
+ persister: TestPersister,
+ /// Upon a new commitment_signed, we'll get a
+ /// ChannelMonitorUpdateStep::LatestCounterpartyCommitmentTxInfo. We'll store the justice tx
+ /// amount, and commitment number so we can build the justice tx after our counterparty
+ /// revokes it.
+ unsigned_justice_tx_data: Mutex<HashMap<OutPoint, VecDeque<JusticeTxData>>>,
+ /// After receiving a revoke_and_ack for a commitment number, we'll form and store the justice
+ /// tx which would be used to provide a watchtower with the data it needs.
+ watchtower_state: Mutex<HashMap<OutPoint, HashMap<Txid, Transaction>>>,
+ destination_script: Script,
+}
+
+impl WatchtowerPersister {
+ #[cfg(test)]
+ pub(crate) fn new(destination_script: Script) -> Self {
+ WatchtowerPersister {
+ persister: TestPersister::new(),
+ unsigned_justice_tx_data: Mutex::new(HashMap::new()),
+ watchtower_state: Mutex::new(HashMap::new()),
+ destination_script,
+ }
+ }
+
+ #[cfg(test)]
+ pub(crate) fn justice_tx(&self, funding_txo: OutPoint, commitment_txid: &Txid)
+ -> Option<Transaction> {
+ self.watchtower_state.lock().unwrap().get(&funding_txo).unwrap().get(commitment_txid).cloned()
+ }
+
+ fn form_justice_data_from_commitment(&self, counterparty_commitment_tx: &CommitmentTransaction)
+ -> Option<JusticeTxData> {
+ let trusted_tx = counterparty_commitment_tx.trust();
+ let output_idx = trusted_tx.revokeable_output_index()?;
+ let built_tx = trusted_tx.built_transaction();
+ let value = built_tx.transaction.output[output_idx as usize].value;
+ let justice_tx = trusted_tx.build_to_local_justice_tx(
+ FEERATE_FLOOR_SATS_PER_KW as u64, self.destination_script.clone()).ok()?;
+ let commitment_number = counterparty_commitment_tx.commitment_number();
+ Some(JusticeTxData { justice_tx, value, commitment_number })
+ }
+}
+
+impl<Signer: sign::WriteableEcdsaChannelSigner> chainmonitor::Persist<Signer> for WatchtowerPersister {
+ fn persist_new_channel(&self, funding_txo: OutPoint,
+ data: &channelmonitor::ChannelMonitor<Signer>, id: MonitorUpdateId
+ ) -> chain::ChannelMonitorUpdateStatus {
+ let res = self.persister.persist_new_channel(funding_txo, data, id);
+
+ assert!(self.unsigned_justice_tx_data.lock().unwrap()
+ .insert(funding_txo, VecDeque::new()).is_none());
+ assert!(self.watchtower_state.lock().unwrap()
+ .insert(funding_txo, HashMap::new()).is_none());
+
+ let initial_counterparty_commitment_tx = data.initial_counterparty_commitment_tx()
+ .expect("First and only call expects Some");
+ if let Some(justice_data)
+ = self.form_justice_data_from_commitment(&initial_counterparty_commitment_tx) {
+ self.unsigned_justice_tx_data.lock().unwrap()
+ .get_mut(&funding_txo).unwrap()
+ .push_back(justice_data);
+ }
+ res
+ }
+
+ fn update_persisted_channel(
+ &self, funding_txo: OutPoint, update: Option<&channelmonitor::ChannelMonitorUpdate>,
+ data: &channelmonitor::ChannelMonitor<Signer>, update_id: MonitorUpdateId
+ ) -> chain::ChannelMonitorUpdateStatus {
+ let res = self.persister.update_persisted_channel(funding_txo, update, data, update_id);
+
+ if let Some(update) = update {
+ let commitment_txs = data.counterparty_commitment_txs_from_update(update);
+ let justice_datas = commitment_txs.into_iter()
+ .filter_map(|commitment_tx| self.form_justice_data_from_commitment(&commitment_tx));
+ let mut channels_justice_txs = self.unsigned_justice_tx_data.lock().unwrap();
+ let channel_state = channels_justice_txs.get_mut(&funding_txo).unwrap();
+ channel_state.extend(justice_datas);
+
+ while let Some(JusticeTxData { justice_tx, value, commitment_number }) = channel_state.front() {
+ let input_idx = 0;
+ let commitment_txid = justice_tx.input[input_idx].previous_output.txid;
+ match data.sign_to_local_justice_tx(justice_tx.clone(), input_idx, *value, *commitment_number) {
+ Ok(signed_justice_tx) => {
+ let dup = self.watchtower_state.lock().unwrap()
+ .get_mut(&funding_txo).unwrap()
+ .insert(commitment_txid, signed_justice_tx);
+ assert!(dup.is_none());
+ channel_state.pop_front();
+ },
+ Err(_) => break,
+ }
+ }
+ }
+ res
+ }
+}
+
pub struct TestPersister {
/// The queue of update statuses we'll return. If none are queued, ::Completed will always be
/// returned.
}
}
+pub struct TestStore {
+ persisted_bytes: Mutex<HashMap<String, HashMap<String, Vec<u8>>>>,
+ read_only: bool,
+}
+
+impl TestStore {
+ pub fn new(read_only: bool) -> Self {
+ let persisted_bytes = Mutex::new(HashMap::new());
+ Self { persisted_bytes, read_only }
+ }
+}
+
+impl KVStore for TestStore {
+ fn read(&self, primary_namespace: &str, secondary_namespace: &str, key: &str) -> io::Result<Vec<u8>> {
+ let persisted_lock = self.persisted_bytes.lock().unwrap();
+ let prefixed = if secondary_namespace.is_empty() {
+ primary_namespace.to_string()
+ } else {
+ format!("{}/{}", primary_namespace, secondary_namespace)
+ };
+
+ if let Some(outer_ref) = persisted_lock.get(&prefixed) {
+ if let Some(inner_ref) = outer_ref.get(key) {
+ let bytes = inner_ref.clone();
+ Ok(bytes)
+ } else {
+ Err(io::Error::new(io::ErrorKind::NotFound, "Key not found"))
+ }
+ } else {
+ Err(io::Error::new(io::ErrorKind::NotFound, "Namespace not found"))
+ }
+ }
+
+ fn write(&self, primary_namespace: &str, secondary_namespace: &str, key: &str, buf: &[u8]) -> io::Result<()> {
+ if self.read_only {
+ return Err(io::Error::new(
+ io::ErrorKind::PermissionDenied,
+ "Cannot modify read-only store",
+ ));
+ }
+ let mut persisted_lock = self.persisted_bytes.lock().unwrap();
+
+ let prefixed = if secondary_namespace.is_empty() {
+ primary_namespace.to_string()
+ } else {
+ format!("{}/{}", primary_namespace, secondary_namespace)
+ };
+ let outer_e = persisted_lock.entry(prefixed).or_insert(HashMap::new());
+ let mut bytes = Vec::new();
+ bytes.write_all(buf)?;
+ outer_e.insert(key.to_string(), bytes);
+ Ok(())
+ }
+
+ fn remove(&self, primary_namespace: &str, secondary_namespace: &str, key: &str, _lazy: bool) -> io::Result<()> {
+ if self.read_only {
+ return Err(io::Error::new(
+ io::ErrorKind::PermissionDenied,
+ "Cannot modify read-only store",
+ ));
+ }
+
+ let mut persisted_lock = self.persisted_bytes.lock().unwrap();
+
+ let prefixed = if secondary_namespace.is_empty() {
+ primary_namespace.to_string()
+ } else {
+ format!("{}/{}", primary_namespace, secondary_namespace)
+ };
+ if let Some(outer_ref) = persisted_lock.get_mut(&prefixed) {
+ outer_ref.remove(&key.to_string());
+ }
+
+ Ok(())
+ }
+
+ fn list(&self, primary_namespace: &str, secondary_namespace: &str) -> io::Result<Vec<String>> {
+ let mut persisted_lock = self.persisted_bytes.lock().unwrap();
+
+ let prefixed = if secondary_namespace.is_empty() {
+ primary_namespace.to_string()
+ } else {
+ format!("{}/{}", primary_namespace, secondary_namespace)
+ };
+ match persisted_lock.entry(prefixed) {
+ hash_map::Entry::Occupied(e) => Ok(e.get().keys().cloned().collect()),
+ hash_map::Entry::Vacant(_) => Ok(Vec::new()),
+ }
+ }
+}
+
pub struct TestBroadcaster {
pub txn_broadcasted: Mutex<Vec<Transaction>>,
pub blocks: Arc<Mutex<Vec<(Block, u32)>>>,
}
impl SignerProvider for TestKeysInterface {
- type Signer = EnforcingSigner;
+ type Signer = TestChannelSigner;
fn generate_channel_keys_id(&self, inbound: bool, channel_value_satoshis: u64, user_channel_id: u128) -> [u8; 32] {
self.backing.generate_channel_keys_id(inbound, channel_value_satoshis, user_channel_id)
}
- fn derive_channel_signer(&self, channel_value_satoshis: u64, channel_keys_id: [u8; 32]) -> EnforcingSigner {
+ fn derive_channel_signer(&self, channel_value_satoshis: u64, channel_keys_id: [u8; 32]) -> TestChannelSigner {
let keys = self.backing.derive_channel_signer(channel_value_satoshis, channel_keys_id);
let state = self.make_enforcement_state_cell(keys.commitment_seed);
- EnforcingSigner::new_with_revoked(keys, state, self.disable_revocation_policy_check)
+ TestChannelSigner::new_with_revoked(keys, state, self.disable_revocation_policy_check)
}
fn read_chan_signer(&self, buffer: &[u8]) -> Result<Self::Signer, msgs::DecodeError> {
let inner: InMemorySigner = ReadableArgs::read(&mut reader, self)?;
let state = self.make_enforcement_state_cell(inner.commitment_seed);
- Ok(EnforcingSigner::new_with_revoked(
+ Ok(TestChannelSigner::new_with_revoked(
inner,
state,
self.disable_revocation_policy_check
self
}
- pub fn derive_channel_keys(&self, channel_value_satoshis: u64, id: &[u8; 32]) -> EnforcingSigner {
+ pub fn derive_channel_keys(&self, channel_value_satoshis: u64, id: &[u8; 32]) -> TestChannelSigner {
let keys = self.backing.derive_channel_keys(channel_value_satoshis, id);
let state = self.make_enforcement_state_cell(keys.commitment_seed);
- EnforcingSigner::new_with_revoked(keys, state, self.disable_revocation_policy_check)
+ TestChannelSigner::new_with_revoked(keys, state, self.disable_revocation_policy_check)
}
fn make_enforcement_state_cell(&self, commitment_seed: [u8; 32]) -> Arc<Mutex<EnforcementState>> {
fn write<W: crate::util::ser::Writer>(&self, _: &mut W) -> Result<(), crate::io::Error> { unreachable!(); }
}
-impl Score for TestScorer {
+impl ScoreLookUp for TestScorer {
type ScoreParams = ();
fn channel_penalty_msat(
&self, short_channel_id: u64, _source: &NodeId, _target: &NodeId, usage: ChannelUsage, _score_params: &Self::ScoreParams
}
0
}
+}
+impl ScoreUpdate for TestScorer {
fn payment_path_failed(&mut self, _actual_path: &Path, _actual_short_channel_id: u64) {}
fn payment_path_successful(&mut self, _actual_path: &Path) {}