Merge pull request #2226 from alecchendev/2023-04-persist-network-graph-on-rgs
[rust-lightning] / fuzz / src / full_stack.rs
index dd1f9f8cf6bad32541986d3f11500d7677a918f8..5544dbdedf7a1bfa642c63575ad11f0c94a7a89c 100644 (file)
@@ -13,8 +13,6 @@
 //! or payments to send/ways to handle events generated.
 //! This test has been very useful, though due to its complexity good starting inputs are critical.
 
-use bitcoin::TxMerkleNode;
-use bitcoin::blockdata::block::BlockHeader;
 use bitcoin::blockdata::constants::genesis_block;
 use bitcoin::blockdata::transaction::{Transaction, TxOut};
 use bitcoin::blockdata::script::{Builder, Script};
@@ -34,18 +32,19 @@ use lightning::chain::{BestBlock, ChannelMonitorUpdateStatus, Confirm, Listen};
 use lightning::chain::chaininterface::{BroadcasterInterface, ConfirmationTarget, FeeEstimator};
 use lightning::chain::chainmonitor;
 use lightning::chain::transaction::OutPoint;
-use lightning::chain::keysinterface::{InMemorySigner, Recipient, KeyMaterial, EntropySource, NodeSigner, SignerProvider};
+use lightning::sign::{InMemorySigner, Recipient, KeyMaterial, EntropySource, NodeSigner, SignerProvider};
+use lightning::events::Event;
 use lightning::ln::{PaymentHash, PaymentPreimage, PaymentSecret};
-use lightning::ln::channelmanager::{ChainParameters, ChannelDetails, ChannelManager, PaymentId};
+use lightning::ln::channelmanager::{ChainParameters, ChannelDetails, ChannelManager, PaymentId, RecipientOnionFields, Retry};
 use lightning::ln::peer_handler::{MessageHandler,PeerManager,SocketDescriptor,IgnoringMessageHandler};
 use lightning::ln::msgs::{self, DecodeError};
 use lightning::ln::script::ShutdownScript;
+use lightning::ln::functional_test_utils::*;
 use lightning::routing::gossip::{P2PGossipSync, NetworkGraph};
-use lightning::routing::router::{find_route, InFlightHtlcs, PaymentParameters, Route, RouteHop, RouteParameters, Router};
-use lightning::routing::scoring::FixedPenaltyScorer;
+use lightning::routing::utxo::UtxoLookup;
+use lightning::routing::router::{InFlightHtlcs, PaymentParameters, Route, RouteParameters, Router};
 use lightning::util::config::UserConfig;
 use lightning::util::errors::APIError;
-use lightning::util::events::Event;
 use lightning::util::enforcing_trait_impls::{EnforcingSigner, EnforcementState};
 use lightning::util::logger::Logger;
 use lightning::util::ser::{ReadableArgs, Writeable};
@@ -139,10 +138,6 @@ impl Router for FuzzRouter {
                        action: msgs::ErrorAction::IgnoreError
                })
        }
-       fn notify_payment_path_failed(&self, _path: &[&RouteHop], _short_channel_id: u64) {}
-       fn notify_payment_path_successful(&self, _path: &[&RouteHop]) {}
-       fn notify_payment_probe_successful(&self, _path: &[&RouteHop]) {}
-       fn notify_payment_probe_failed(&self, _path: &[&RouteHop], _short_channel_id: u64) {}
 }
 
 struct TestBroadcaster {
@@ -183,7 +178,7 @@ impl<'a> std::hash::Hash for Peer<'a> {
 type ChannelMan<'a> = ChannelManager<
        Arc<chainmonitor::ChainMonitor<EnforcingSigner, Arc<dyn chain::Filter>, Arc<TestBroadcaster>, Arc<FuzzEstimator>, Arc<dyn Logger>, Arc<TestPersister>>>,
        Arc<TestBroadcaster>, Arc<KeyProvider>, Arc<KeyProvider>, Arc<KeyProvider>, Arc<FuzzEstimator>, &'a FuzzRouter, Arc<dyn Logger>>;
-type PeerMan<'a> = PeerManager<Peer<'a>, Arc<ChannelMan<'a>>, Arc<P2PGossipSync<Arc<NetworkGraph<Arc<dyn Logger>>>, Arc<dyn chain::Access>, Arc<dyn Logger>>>, IgnoringMessageHandler, Arc<dyn Logger>, IgnoringMessageHandler, Arc<KeyProvider>>;
+type PeerMan<'a> = PeerManager<Peer<'a>, Arc<ChannelMan<'a>>, Arc<P2PGossipSync<Arc<NetworkGraph<Arc<dyn Logger>>>, Arc<dyn UtxoLookup>, Arc<dyn Logger>>>, IgnoringMessageHandler, Arc<dyn Logger>, IgnoringMessageHandler, Arc<KeyProvider>>;
 
 struct MoneyLossDetector<'a> {
        manager: Arc<ChannelMan<'a>>,
@@ -232,7 +227,7 @@ impl<'a> MoneyLossDetector<'a> {
                }
 
                self.blocks_connected += 1;
-               let header = BlockHeader { version: 0x20000000, prev_blockhash: self.header_hashes[self.height].0, merkle_root: TxMerkleNode::all_zeros(), time: self.blocks_connected, bits: 42, nonce: 42 };
+               let header = create_dummy_header(self.header_hashes[self.height].0, self.blocks_connected);
                self.height += 1;
                self.manager.transactions_confirmed(&header, &txdata, self.height as u32);
                self.manager.best_block_updated(&header, self.height as u32);
@@ -249,7 +244,7 @@ impl<'a> MoneyLossDetector<'a> {
 
        fn disconnect_block(&mut self) {
                if self.height > 0 && (self.max_height < 6 || self.height >= self.max_height - 6) {
-                       let header = BlockHeader { version: 0x20000000, prev_blockhash: self.header_hashes[self.height - 1].0, merkle_root: TxMerkleNode::all_zeros(), time: self.header_hashes[self.height].1, bits: 42, nonce: 42 };
+                       let header = create_dummy_header(self.header_hashes[self.height - 1].0, self.header_hashes[self.height].1);
                        self.manager.block_disconnected(&header, self.height as u32);
                        self.monitor.block_disconnected(&header, self.height as u32);
                        self.height -= 1;
@@ -293,19 +288,21 @@ impl EntropySource for KeyProvider {
 }
 
 impl NodeSigner for KeyProvider {
-       fn get_node_secret(&self, _recipient: Recipient) -> Result<SecretKey, ()> {
-               Ok(self.node_secret.clone())
-       }
-
        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)?))
+               let node_secret = match recipient {
+                       Recipient::Node => Ok(&self.node_secret),
+                       Recipient::PhantomNode => Err(())
+               }?;
+               Ok(PublicKey::from_secret_key(&Secp256k1::signing_only(), node_secret))
        }
 
        fn ecdh(&self, recipient: Recipient, other_key: &PublicKey, tweak: Option<&Scalar>) -> Result<SharedSecret, ()> {
-               let mut node_secret = self.get_node_secret(recipient)?;
+               let mut node_secret = match recipient {
+                       Recipient::Node => Ok(self.node_secret.clone()),
+                       Recipient::PhantomNode => Err(())
+               }?;
                if let Some(tweak) = tweak {
-                       node_secret = node_secret.mul_tweak(tweak).unwrap();
+                       node_secret = node_secret.mul_tweak(tweak).map_err(|_| ())?;
                }
                Ok(SharedSecret::new(other_key, &node_secret))
        }
@@ -341,7 +338,6 @@ impl SignerProvider for KeyProvider {
                EnforcingSigner::new_with_revoked(if inbound {
                        InMemorySigner::new(
                                &secp_ctx,
-                               self.node_secret.clone(),
                                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, ctr]).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, 2, ctr]).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, 3, ctr]).unwrap(),
@@ -350,11 +346,11 @@ impl SignerProvider for KeyProvider {
                                [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, ctr],
                                channel_value_satoshis,
                                channel_keys_id,
+                               channel_keys_id,
                        )
                } else {
                        InMemorySigner::new(
                                &secp_ctx,
-                               self.node_secret.clone(),
                                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, ctr]).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, ctr]).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, 9, ctr]).unwrap(),
@@ -363,12 +359,13 @@ impl SignerProvider for KeyProvider {
                                [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, 12, ctr],
                                channel_value_satoshis,
                                channel_keys_id,
+                               channel_keys_id,
                        )
                }, state, false)
        }
 
        fn read_chan_signer(&self, mut data: &[u8]) -> Result<EnforcingSigner, DecodeError> {
-               let inner: InMemorySigner = ReadableArgs::read(&mut data, self.node_secret.clone())?;
+               let inner: InMemorySigner = ReadableArgs::read(&mut data, self)?;
                let state = Arc::new(Mutex::new(EnforcementState::new()));
 
                Ok(EnforcingSigner::new_with_revoked(
@@ -378,18 +375,18 @@ impl SignerProvider for KeyProvider {
                ))
        }
 
-       fn get_destination_script(&self) -> Script {
+       fn get_destination_script(&self) -> Result<Script, ()> {
                let secp_ctx = Secp256k1::signing_only();
                let channel_monitor_claim_key = SecretKey::from_slice(&hex::decode("0fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff").unwrap()[..]).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()
+               Ok(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 {
+       fn get_shutdown_scriptpubkey(&self) -> Result<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, 0, 1]).unwrap();
                let pubkey_hash = WPubkeyHash::hash(&PublicKey::from_secret_key(&secp_ctx, &secret_key).serialize());
-               ShutdownScript::new_p2wpkh(&pubkey_hash)
+               Ok(ShutdownScript::new_p2wpkh(&pubkey_hash))
        }
 }
 
@@ -445,24 +442,23 @@ pub fn do_test(data: &[u8], logger: &Arc<dyn Logger>) {
        let network = Network::Bitcoin;
        let params = ChainParameters {
                network,
-               best_block: BestBlock::from_genesis(network),
+               best_block: BestBlock::from_network(network),
        };
        let channelmanager = Arc::new(ChannelManager::new(fee_est.clone(), monitor.clone(), broadcast.clone(), &router, Arc::clone(&logger), keys_manager.clone(), keys_manager.clone(), keys_manager.clone(), config, params));
        // Adding new calls to `EntropySource::get_secure_random_bytes` during startup can change all the
        // keys subsequently generated in this test. Rather than regenerating all the messages manually,
        // it's easier to just increment the counter here so the keys don't change.
        keys_manager.counter.fetch_sub(3, Ordering::AcqRel);
-       let our_id = PublicKey::from_secret_key(&Secp256k1::signing_only(), &keys_manager.get_node_secret(Recipient::Node).unwrap());
-       let network_graph = Arc::new(NetworkGraph::new(genesis_block(network).block_hash(), Arc::clone(&logger)));
+       let network_graph = Arc::new(NetworkGraph::new(network, Arc::clone(&logger)));
        let gossip_sync = Arc::new(P2PGossipSync::new(Arc::clone(&network_graph), None, Arc::clone(&logger)));
-       let scorer = FixedPenaltyScorer::with_penalty(0);
 
        let peers = RefCell::new([false; 256]);
        let mut loss_detector = MoneyLossDetector::new(&peers, channelmanager.clone(), monitor.clone(), PeerManager::new(MessageHandler {
                chan_handler: channelmanager.clone(),
                route_handler: gossip_sync.clone(),
                onion_message_handler: IgnoringMessageHandler {},
-       }, our_network_key, 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, 0, 15, 0], Arc::clone(&logger), IgnoringMessageHandler{}, keys_manager.clone()));
+               custom_message_handler: IgnoringMessageHandler {},
+       }, 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, 0, 15, 0], Arc::clone(&logger), keys_manager.clone()));
 
        let mut should_forward = false;
        let mut payments_received: Vec<PaymentHash> = Vec::new();
@@ -512,16 +508,10 @@ pub fn do_test(data: &[u8], logger: &Arc<dyn Logger>) {
                        },
                        4 => {
                                let final_value_msat = slice_to_be24(get_slice!(3)) as u64;
-                               let payment_params = PaymentParameters::from_node_id(get_pubkey!());
+                               let payment_params = PaymentParameters::from_node_id(get_pubkey!(), 42);
                                let params = RouteParameters {
                                        payment_params,
                                        final_value_msat,
-                                       final_cltv_expiry_delta: 42,
-                               };
-                               let random_seed_bytes: [u8; 32] = keys_manager.get_secure_random_bytes();
-                               let route = match find_route(&our_id, &params, &network_graph, None, Arc::clone(&logger), &scorer, &random_seed_bytes) {
-                                       Ok(route) => route,
-                                       Err(_) => return,
                                };
                                let mut payment_hash = PaymentHash([0; 32]);
                                payment_hash.0[0..8].copy_from_slice(&be64_to_array(payments_sent));
@@ -529,25 +519,21 @@ pub fn do_test(data: &[u8], logger: &Arc<dyn Logger>) {
                                sha.input(&payment_hash.0[..]);
                                payment_hash.0 = Sha256::from_engine(sha).into_inner();
                                payments_sent += 1;
-                               match channelmanager.send_payment(&route, payment_hash, &None, PaymentId(payment_hash.0)) {
+                               match channelmanager.send_payment(payment_hash,
+                                       RecipientOnionFields::spontaneous_empty(), PaymentId(payment_hash.0), params,
+                                       Retry::Attempts(0))
+                               {
                                        Ok(_) => {},
                                        Err(_) => return,
                                }
                        },
                        15 => {
                                let final_value_msat = slice_to_be24(get_slice!(3)) as u64;
-                               let payment_params = PaymentParameters::from_node_id(get_pubkey!());
+                               let payment_params = PaymentParameters::from_node_id(get_pubkey!(), 42);
                                let params = RouteParameters {
                                        payment_params,
                                        final_value_msat,
-                                       final_cltv_expiry_delta: 42,
-                               };
-                               let random_seed_bytes: [u8; 32] = keys_manager.get_secure_random_bytes();
-                               let mut route = match find_route(&our_id, &params, &network_graph, None, Arc::clone(&logger), &scorer, &random_seed_bytes) {
-                                       Ok(route) => route,
-                                       Err(_) => return,
                                };
-                               route.paths.push(route.paths[0].clone());
                                let mut payment_hash = PaymentHash([0; 32]);
                                payment_hash.0[0..8].copy_from_slice(&be64_to_array(payments_sent));
                                let mut sha = Sha256::engine();
@@ -557,7 +543,10 @@ pub fn do_test(data: &[u8], logger: &Arc<dyn Logger>) {
                                let mut payment_secret = PaymentSecret([0; 32]);
                                payment_secret.0[0..8].copy_from_slice(&be64_to_array(payments_sent));
                                payments_sent += 1;
-                               match channelmanager.send_payment(&route, payment_hash, &Some(payment_secret), PaymentId(payment_hash.0)) {
+                               match channelmanager.send_payment(payment_hash,
+                                       RecipientOnionFields::secret_only(payment_secret), PaymentId(payment_hash.0),
+                                       params, Retry::Attempts(0))
+                               {
                                        Ok(_) => {},
                                        Err(_) => return,
                                }
@@ -605,7 +594,7 @@ pub fn do_test(data: &[u8], logger: &Arc<dyn Logger>) {
                                let payment_hash = PaymentHash(Sha256::from_engine(sha).into_inner());
                                // Note that this may fail - our hashes may collide and we'll end up trying to
                                // double-register the same payment_hash.
-                               let _ = channelmanager.create_inbound_payment_for_hash(payment_hash, None, 1);
+                               let _ = channelmanager.create_inbound_payment_for_hash(payment_hash, None, 1, None);
                        },
                        9 => {
                                for payment in payments_received.drain(..) {
@@ -637,11 +626,7 @@ pub fn do_test(data: &[u8], logger: &Arc<dyn Logger>) {
                                        if let Err(e) = channelmanager.funding_transaction_generated(&funding_generation.0, &funding_generation.1, tx.clone()) {
                                                // It's possible the channel has been closed in the mean time, but any other
                                                // failure may be a bug.
-                                               if let APIError::ChannelUnavailable { err } = e {
-                                                       if !err.starts_with("Can't find a peer matching the passed counterparty node_id ") {
-                                                               assert_eq!(err, "No such channel");
-                                                       }
-                                               } else { panic!(); }
+                                               if let APIError::ChannelUnavailable { .. } = e { } else { panic!(); }
                                        }
                                        pending_funding_signatures.insert(funding_output, tx);
                                }
@@ -766,16 +751,16 @@ mod tests {
                // 00 030000000000000000000000000000000000000000000000000000000000000002 03000000000000000000000000000000 - noise act two (0||pubkey||mac)
                //
                // 030012 - inbound read from peer id 0 of len 18
-               // 000a 03000000000000000000000000000000 - message header indicating message length 10
-               // 03001a - inbound read from peer id 0 of len 26
-               // 0010 00022000 00022000 03000000000000000000000000000000 - init message (type 16) with static_remotekey (0x2000) and mac
+               // 0010 03000000000000000000000000000000 - message header indicating message length 16
+               // 030020 - inbound read from peer id 0 of len 32
+               // 0010 00021aaa 0008aaaaaaaaaaaa9aaa 03000000000000000000000000000000 - init message (type 16) with static_remotekey required and other bits optional and mac
                //
                // 030012 - inbound read from peer id 0 of len 18
-               // 0141 03000000000000000000000000000000 - message header indicating message length 321
+               // 0147 03000000000000000000000000000000 - message header indicating message length 327
                // 0300fe - inbound read from peer id 0 of len 254
                // 0020 7500000000000000000000000000000000000000000000000000000000000000 ff4f00f805273c1b203bb5ebf8436bfde57b3be8c2f5e95d9491dbb181909679 000000000000c350 0000000000000000 0000000000000162 ffffffffffffffff 0000000000000222 0000000000000000 000000fd 0006 01e3 030000000000000000000000000000000000000000000000000000000000000001 030000000000000000000000000000000000000000000000000000000000000002 030000000000000000000000000000000000000000000000000000000000000003 030000000000000000000000000000000000000000000000000000000000000004 - beginning of open_channel message
-               // 030053 - inbound read from peer id 0 of len 83
-               // 030000000000000000000000000000000000000000000000000000000000000005 020900000000000000000000000000000000000000000000000000000000000000 01 03000000000000000000000000000000 - rest of open_channel and mac
+               // 030059 - inbound read from peer id 0 of len 89
+               // 030000000000000000000000000000000000000000000000000000000000000005 020900000000000000000000000000000000000000000000000000000000000000 01 0000 01021000 03000000000000000000000000000000 - rest of open_channel and mac
                //
                // 00fd00fd - Two feerate requests (all returning min feerate, which our open_channel also uses) (gonna be ingested by FuzzEstimator)
                // - client should now respond with accept_channel (CHECK 1: type 33 to peer 03000000)
@@ -814,19 +799,19 @@ mod tests {
                // 000302000000000000000000000000000000000000000000000000000000000000000300000000000000000000000000000003000000000000000000000000000000 - inbound noise act 3
                //
                // 030112 - inbound read from peer id 1 of len 18
-               // 000a 01000000000000000000000000000000 - message header indicating message length 10
-               // 03011a - inbound read from peer id 1 of len 26
-               // 0010 00022000 00022000 01000000000000000000000000000000 - init message (type 16) with static_remotekey (0x2000) and mac
+               // 0010 01000000000000000000000000000000 - message header indicating message length 16
+               // 030120 - inbound read from peer id 1 of len 32
+               // 0010 00021aaa 0008aaaaaaaaaaaa9aaa 01000000000000000000000000000000 - init message (type 16) with static_remotekey required and other bits optional and mac
                //
                // 05 01 030200000000000000000000000000000000000000000000000000000000000000 00c350 0003e8 - create outbound channel to peer 1 for 50k sat
                // 00fd - One feerate requests (all returning min feerate) (gonna be ingested by FuzzEstimator)
                //
                // 030112 - inbound read from peer id 1 of len 18
-               // 0110 01000000000000000000000000000000 - message header indicating message length 272
+               // 0112 01000000000000000000000000000000 - message header indicating message length 274
                // 0301ff - inbound read from peer id 1 of len 255
                // 0021 0000000000000000000000000000000000000000000000000000000000000e05 0000000000000162 00000000004c4b40 00000000000003e8 00000000000003e8 00000002 03f0 0005 030000000000000000000000000000000000000000000000000000000000000100 030000000000000000000000000000000000000000000000000000000000000200 030000000000000000000000000000000000000000000000000000000000000300 030000000000000000000000000000000000000000000000000000000000000400 030000000000000000000000000000000000000000000000000000000000000500 02660000000000000000000000000000 - beginning of accept_channel
-               // 030121 - inbound read from peer id 1 of len 33
-               // 0000000000000000000000000000000000 01000000000000000000000000000000 - rest of accept_channel and mac
+               // 030123 - inbound read from peer id 1 of len 35
+               // 0000000000000000000000000000000000 0000 01000000000000000000000000000000 - rest of accept_channel and mac
                //
                // 0a - create the funding transaction (client should send funding_created now)
                //
@@ -870,7 +855,7 @@ mod tests {
                // 0085 3d00000000000000000000000000000000000000000000000000000000000000 0900000000000000000000000000000000000000000000000000000000000000 020b00000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - revoke_and_ack and mac
                //
                // 07 - process the now-pending HTLC forward
-               // - client now sends id 1 update_add_htlc and commitment_signed (CHECK 7: SendHTLCs event for node 03020000 with 1 HTLCs for channel 3f000000)
+               // - client now sends id 1 update_add_htlc and commitment_signed (CHECK 7: UpdateHTLCs event for node 03020000 with 1 HTLCs for channel 3f000000)
                //
                // - we respond with commitment_signed then revoke_and_ack (a weird, but valid, order)
                // 030112 - inbound read from peer id 1 of len 18
@@ -1020,7 +1005,7 @@ mod tests {
                // - client now fails the HTLC backwards as it was unable to extract the payment preimage (CHECK 9 duplicate and CHECK 10)
 
                let logger = Arc::new(TrackingLogger { lines: Mutex::new(HashMap::new()) });
-               super::do_test(&::hex::decode("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+               super::do_test(&::hex::decode("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                let log_entries = logger.lines.lock().unwrap();
                assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Handling SendAcceptChannel event in peer_handler for node 030000000000000000000000000000000000000000000000000000000000000002 for channel ff4f00f805273c1b203bb5ebf8436bfde57b3be8c2f5e95d9491dbb181909679".to_string())), Some(&1)); // 1