use lightning::chain::channelmonitor::{ChannelMonitor, MonitorEvent};
use lightning::chain::transaction::OutPoint;
use lightning::chain::chaininterface::{BroadcasterInterface, ConfirmationTarget, FeeEstimator};
-use lightning::chain::keysinterface::{KeyMaterial, KeysInterface, InMemorySigner, Recipient};
+use lightning::chain::keysinterface::{KeyMaterial, KeysInterface, InMemorySigner, Recipient, EntropySource, NodeSigner, SignerProvider};
use lightning::ln::{PaymentHash, PaymentPreimage, PaymentSecret};
use lightning::ln::channelmanager::{self, ChainParameters, ChannelManager, PaymentSendFailure, ChannelManagerReadArgs, PaymentId};
use lightning::ln::channel::FEE_SPIKE_BUFFER_FEE_INCREASE_MULTIPLE;
rand_bytes_id: atomic::AtomicU32,
enforcement_states: Mutex<HashMap<[u8;32], Arc<Mutex<EnforcementState>>>>,
}
-impl KeysInterface for KeyProvider {
- type Signer = EnforcingSigner;
+impl EntropySource for KeyProvider {
+ fn get_secure_random_bytes(&self) -> [u8; 32] {
+ let id = self.rand_bytes_id.fetch_add(1, atomic::Ordering::Relaxed);
+ let mut res = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 11, self.node_id];
+ res[30-4..30].copy_from_slice(&id.to_le_bytes());
+ res
+ }
+}
+
+impl NodeSigner for KeyProvider {
fn get_node_secret(&self, _recipient: Recipient) -> Result<SecretKey, ()> {
Ok(SecretKey::from_slice(&[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, self.node_id]).unwrap())
}
+ fn get_node_id(&self, recipient: Recipient) -> Result<PublicKey, ()> {
+ let secp_ctx = Secp256k1::signing_only();
+ Ok(PublicKey::from_secret_key(&secp_ctx, &self.get_node_secret(recipient)?))
+ }
+
fn ecdh(&self, recipient: Recipient, other_key: &PublicKey, tweak: Option<&Scalar>) -> Result<SharedSecret, ()> {
let mut node_secret = self.get_node_secret(recipient)?;
if let Some(tweak) = tweak {
KeyMaterial([0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, self.node_id])
}
- fn get_destination_script(&self) -> Script {
- let secp_ctx = Secp256k1::signing_only();
- let channel_monitor_claim_key = SecretKey::from_slice(&[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, self.node_id]).unwrap();
- let our_channel_monitor_claim_key_hash = WPubkeyHash::hash(&PublicKey::from_secret_key(&secp_ctx, &channel_monitor_claim_key).serialize());
- Builder::new().push_opcode(opcodes::all::OP_PUSHBYTES_0).push_slice(&our_channel_monitor_claim_key_hash[..]).into_script()
+ fn sign_invoice(&self, _hrp_bytes: &[u8], _invoice_data: &[u5], _recipient: Recipient) -> Result<RecoverableSignature, ()> {
+ unreachable!()
}
+}
- fn get_shutdown_scriptpubkey(&self) -> ShutdownScript {
- let secp_ctx = Secp256k1::signing_only();
- let secret_key = SecretKey::from_slice(&[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, self.node_id]).unwrap();
- let pubkey_hash = WPubkeyHash::hash(&PublicKey::from_secret_key(&secp_ctx, &secret_key).serialize());
- ShutdownScript::new_p2wpkh(&pubkey_hash)
+impl SignerProvider for KeyProvider {
+ type Signer = EnforcingSigner;
+
+ fn generate_channel_keys_id(&self, _inbound: bool, _channel_value_satoshis: u64, _user_channel_id: u128) -> [u8; 32] {
+ let id = self.rand_bytes_id.fetch_add(1, atomic::Ordering::Relaxed) as u8;
+ [id; 32]
}
- fn get_channel_signer(&self, _inbound: bool, channel_value_satoshis: u64) -> EnforcingSigner {
+ fn derive_channel_signer(&self, channel_value_satoshis: u64, channel_keys_id: [u8; 32]) -> Self::Signer {
let secp_ctx = Secp256k1::signing_only();
- let id = self.rand_bytes_id.fetch_add(1, atomic::Ordering::Relaxed);
+ let id = channel_keys_id[0];
let keys = InMemorySigner::new(
&secp_ctx,
self.get_node_secret(Recipient::Node).unwrap(),
SecretKey::from_slice(&[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 6, self.node_id]).unwrap(),
SecretKey::from_slice(&[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 7, self.node_id]).unwrap(),
SecretKey::from_slice(&[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, self.node_id]).unwrap(),
- [id as u8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 9, self.node_id],
+ [id, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 9, self.node_id],
channel_value_satoshis,
- [0; 32],
+ channel_keys_id,
);
let revoked_commitment = self.make_enforcement_state_cell(keys.commitment_seed);
EnforcingSigner::new_with_revoked(keys, revoked_commitment, false)
}
- fn get_secure_random_bytes(&self) -> [u8; 32] {
- let id = self.rand_bytes_id.fetch_add(1, atomic::Ordering::Relaxed);
- let mut res = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 11, self.node_id];
- res[30-4..30].copy_from_slice(&id.to_le_bytes());
- res
- }
-
fn read_chan_signer(&self, buffer: &[u8]) -> Result<Self::Signer, DecodeError> {
let mut reader = std::io::Cursor::new(buffer);
})
}
- fn sign_invoice(&self, _hrp_bytes: &[u8], _invoice_data: &[u5], _recipient: Recipient) -> Result<RecoverableSignature, ()> {
- unreachable!()
+ fn get_destination_script(&self) -> Script {
+ let secp_ctx = Secp256k1::signing_only();
+ let channel_monitor_claim_key = SecretKey::from_slice(&[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, self.node_id]).unwrap();
+ let our_channel_monitor_claim_key_hash = WPubkeyHash::hash(&PublicKey::from_secret_key(&secp_ctx, &channel_monitor_claim_key).serialize());
+ Builder::new().push_opcode(opcodes::all::OP_PUSHBYTES_0).push_slice(&our_channel_monitor_claim_key_hash[..]).into_script()
+ }
+
+ fn get_shutdown_scriptpubkey(&self) -> ShutdownScript {
+ let secp_ctx = Secp256k1::signing_only();
+ let secret_key = SecretKey::from_slice(&[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, self.node_id]).unwrap();
+ let pubkey_hash = WPubkeyHash::hash(&PublicKey::from_secret_key(&secp_ctx, &secret_key).serialize());
+ ShutdownScript::new_p2wpkh(&pubkey_hash)
}
}
+impl KeysInterface for KeyProvider {}
+
impl KeyProvider {
fn make_enforcement_state_cell(&self, commitment_seed: [u8; 32]) -> Arc<Mutex<EnforcementState>> {
let mut revoked_commitments = self.enforcement_states.lock().unwrap();
match api_err {
APIError::APIMisuseError { .. } => panic!("We can't misuse the API"),
APIError::FeeRateTooHigh { .. } => panic!("We can't send too much fee?"),
- APIError::RouteError { .. } => panic!("Our routes should work"),
+ APIError::InvalidRoute { .. } => panic!("Our routes should work"),
APIError::ChannelUnavailable { err } => {
// Test the error against a list of errors we can hit, and reject
// all others. If you hit this panic, the list of acceptable errors
let mut events = nodes[$node].get_and_clear_pending_events();
// Sort events so that PendingHTLCsForwardable get processed last. This avoids a
// case where we first process a PendingHTLCsForwardable, then claim/fail on a
- // PaymentReceived, claiming/failing two HTLCs, but leaving a just-generated
- // PaymentReceived event for the second HTLC in our pending_events (and breaking
+ // PaymentClaimable, claiming/failing two HTLCs, but leaving a just-generated
+ // PaymentClaimable event for the second HTLC in our pending_events (and breaking
// our claim_set deduplication).
events.sort_by(|a, b| {
- if let events::Event::PaymentReceived { .. } = a {
+ if let events::Event::PaymentClaimable { .. } = a {
if let events::Event::PendingHTLCsForwardable { .. } = b {
Ordering::Less
} else { Ordering::Equal }
} else if let events::Event::PendingHTLCsForwardable { .. } = a {
- if let events::Event::PaymentReceived { .. } = b {
+ if let events::Event::PaymentClaimable { .. } = b {
Ordering::Greater
} else { Ordering::Equal }
} else { Ordering::Equal }
let had_events = !events.is_empty();
for event in events.drain(..) {
match event {
- events::Event::PaymentReceived { payment_hash, .. } => {
+ events::Event::PaymentClaimable { payment_hash, .. } => {
if claim_set.insert(payment_hash.0) {
if $fail {
nodes[$node].fail_htlc_backwards(&payment_hash);