Send AcceptChannel responses out-of-band to ensure ordered delivery
[rust-lightning] / fuzz / fuzz_targets / full_stack_target.rs
index ced754acb514d58acc5fc9c628c8db276088e7f8..8b900880f87382805fdd72145daebd55eff8a599 100644 (file)
@@ -5,17 +5,19 @@ extern crate secp256k1;
 
 use bitcoin::blockdata::block::BlockHeader;
 use bitcoin::blockdata::transaction::{Transaction, TxOut};
-use bitcoin::blockdata::script::Script;
+use bitcoin::blockdata::script::{Builder, Script};
+use bitcoin::blockdata::opcodes;
 use bitcoin::network::constants::Network;
 use bitcoin::network::serialize::{deserialize, serialize, BitcoinHash};
-use bitcoin::util::hash::Sha256dHash;
+use bitcoin::util::hash::{Sha256dHash, Hash160};
 
 use crypto::digest::Digest;
 
 use lightning::chain::chaininterface::{BroadcasterInterface,ConfirmationTarget,ChainListener,FeeEstimator,ChainWatchInterfaceUtil};
 use lightning::chain::transaction::OutPoint;
+use lightning::chain::keysinterface::{ChannelKeys, KeysInterface};
 use lightning::ln::channelmonitor;
-use lightning::ln::channelmanager::ChannelManager;
+use lightning::ln::channelmanager::{ChannelManager, PaymentFailReason};
 use lightning::ln::peer_handler::{MessageHandler,PeerManager,SocketDescriptor};
 use lightning::ln::router::Router;
 use lightning::util::events::{EventsProvider,Event};
@@ -196,6 +198,50 @@ impl<'a> Drop for MoneyLossDetector<'a> {
        }
 }
 
+struct KeyProvider {
+       node_secret: SecretKey,
+}
+impl KeysInterface for KeyProvider {
+       fn get_node_secret(&self) -> SecretKey {
+               self.node_secret.clone()
+       }
+
+       fn get_destination_script(&self) -> Script {
+               let secp_ctx = Secp256k1::signing_only();
+               let channel_monitor_claim_key = SecretKey::from_slice(&secp_ctx, &hex::decode("0fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff").unwrap()[..]).unwrap();
+               let our_channel_monitor_claim_key_hash = Hash160::from_data(&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_pubkey(&self) -> PublicKey {
+               let secp_ctx = Secp256k1::signing_only();
+               PublicKey::from_secret_key(&secp_ctx, &SecretKey::from_slice(&secp_ctx, &[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, 0]).unwrap())
+       }
+
+       fn get_channel_keys(&self, inbound: bool) -> ChannelKeys {
+               let secp_ctx = Secp256k1::without_caps();
+               if inbound {
+                       ChannelKeys {
+                               funding_key:               SecretKey::from_slice(&secp_ctx, &[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, 0]).unwrap(),
+                               revocation_base_key:       SecretKey::from_slice(&secp_ctx, &[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, 0]).unwrap(),
+                               payment_base_key:          SecretKey::from_slice(&secp_ctx, &[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, 0]).unwrap(),
+                               delayed_payment_base_key:  SecretKey::from_slice(&secp_ctx, &[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, 4, 0]).unwrap(),
+                               htlc_base_key:             SecretKey::from_slice(&secp_ctx, &[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, 5, 0]).unwrap(),
+                               commitment_seed: [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, 0],
+                       }
+               } else {
+                       ChannelKeys {
+                               funding_key:               SecretKey::from_slice(&secp_ctx, &[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, 0]).unwrap(),
+                               revocation_base_key:       SecretKey::from_slice(&secp_ctx, &[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, 0]).unwrap(),
+                               payment_base_key:          SecretKey::from_slice(&secp_ctx, &[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, 0]).unwrap(),
+                               delayed_payment_base_key:  SecretKey::from_slice(&secp_ctx, &[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, 0]).unwrap(),
+                               htlc_base_key:             SecretKey::from_slice(&secp_ctx, &[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, 0]).unwrap(),
+                               commitment_seed: [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, 0],
+                       }
+               }
+       }
+}
+
 #[inline]
 pub fn do_test(data: &[u8], logger: &Arc<Logger>) {
        reset_rng_state();
@@ -236,8 +282,9 @@ pub fn do_test(data: &[u8], logger: &Arc<Logger>) {
        let broadcast = Arc::new(TestBroadcaster{});
        let monitor = channelmonitor::SimpleManyChannelMonitor::new(watch.clone(), broadcast.clone());
 
-       let channelmanager = ChannelManager::new(our_network_key, slice_to_be32(get_slice!(4)), get_slice!(1)[0] != 0, Network::Bitcoin, fee_est.clone(), monitor.clone(), watch.clone(), broadcast.clone(), Arc::clone(&logger)).unwrap();
-       let router = Arc::new(Router::new(PublicKey::from_secret_key(&secp_ctx, &our_network_key), watch.clone(), Arc::clone(&logger)));
+       let keys_manager = Arc::new(KeyProvider { node_secret: our_network_key.clone() });
+       let channelmanager = ChannelManager::new(slice_to_be32(get_slice!(4)), get_slice!(1)[0] != 0, Network::Bitcoin, fee_est.clone(), monitor.clone(), watch.clone(), broadcast.clone(), Arc::clone(&logger), keys_manager.clone()).unwrap();
+       let router = Arc::new(Router::new(PublicKey::from_secret_key(&secp_ctx, &keys_manager.get_node_secret()), watch.clone(), Arc::clone(&logger)));
 
        let peers = RefCell::new([false; 256]);
        let mut loss_detector = MoneyLossDetector::new(&peers, channelmanager.clone(), monitor.clone(), PeerManager::new(MessageHandler {
@@ -337,7 +384,7 @@ pub fn do_test(data: &[u8], logger: &Arc<Logger>) {
                                        // fulfill this HTLC, but if they are, we can just take the first byte and
                                        // place that anywhere in our preimage.
                                        if &payment[1..] != &[0; 31] {
-                                               channelmanager.fail_htlc_backwards(&payment);
+                                               channelmanager.fail_htlc_backwards(&payment, PaymentFailReason::PreimageUnknown);
                                        } else {
                                                let mut payment_preimage = [0; 32];
                                                payment_preimage[0] = payment[0];
@@ -347,7 +394,7 @@ pub fn do_test(data: &[u8], logger: &Arc<Logger>) {
                        },
                        9 => {
                                for payment in payments_received.drain(..) {
-                                       channelmanager.fail_htlc_backwards(&payment);
+                                       channelmanager.fail_htlc_backwards(&payment, PaymentFailReason::PreimageUnknown);
                                }
                        },
                        10 => {
@@ -403,10 +450,17 @@ pub fn do_test(data: &[u8], logger: &Arc<Logger>) {
                        13 => {
                                loss_detector.disconnect_block();
                        },
+                       14 => {
+                               let mut channels = channelmanager.list_channels();
+                               let channel_id = get_slice!(1)[0] as usize;
+                               if channel_id >= channels.len() { return; }
+                               channels.sort_by(|a, b| { a.channel_id.cmp(&b.channel_id) });
+                               channelmanager.force_close_channel(&channels[channel_id].channel_id);
+                       },
                        _ => return,
                }
                loss_detector.handler.process_events();
-               for event in loss_detector.handler.get_and_clear_pending_events() {
+               for event in loss_detector.manager.get_and_clear_pending_events() {
                        match event {
                                Event::FundingGenerationReady { temporary_channel_id, channel_value_satoshis, output_script, .. } => {
                                        pending_funding_generation.push((temporary_channel_id, channel_value_satoshis, output_script));
@@ -419,11 +473,10 @@ pub fn do_test(data: &[u8], logger: &Arc<Logger>) {
                                },
                                Event::PaymentSent {..} => {},
                                Event::PaymentFailed {..} => {},
-
                                Event::PendingHTLCsForwardable {..} => {
                                        should_forward = true;
                                },
-                               _ => panic!("Unknown event"),
+                               Event::SpendableOutputs {..} => {},
                        }
                }
        }
@@ -503,10 +556,10 @@ mod tests {
                //
                // 030012 - inbound read from peer id 0 of len 18
                // 0141 03000000000000000000000000000000 - message header indicating message length 321
-               // 0300ff - inbound read from peer id 0 of len 255
-               // 0020 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 - beginning of open_channel message
-               // 030052 - inbound read from peer id 0 of len 82
-               // 0000000000000000000000000000000000000000000000000000000000000005 030100000000000000000000000000000000000000000000000000000000000000 01 03000000000000000000000000000000 - rest of open_channel and mac
+               // 0300fe - inbound read from peer id 0 of len 254
+               // 0020 7500000000000000000000000000000000000000000000000000000000000000 ff4f00f805273c1b203bb5ebf8436bfde57b3be8c2f5e95d9491dbb181909679 000000000000c350 0000000000000000 0000000000000222 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 030000000000000000000000000000000000000000000000000000000000000000 01 03000000000000000000000000000000 - rest of open_channel and mac
                //
                // 00fd00fd00fd - Three feerate requests (all returning min feerate, which our open_channel also uses)
                // - client should now respond with accept_channel (CHECK 1: type 33 to peer 03000000)
@@ -514,7 +567,7 @@ mod tests {
                // 030012 - inbound read from peer id 0 of len 18
                // 0084 03000000000000000000000000000000 - message header indicating message length 132
                // 030094 - inbound read from peer id 0 of len 148
-               // 0022 ff4f00f805273c1b203bb5ebf8436bfde57b3be8c2f5e95d9491dbb1819096793d00000000000000000000000000000000000000000000000000000000000000000036000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001 03000000000000000000000000000000 - funding_created and mac
+               // 0022 ff4f00f805273c1b203bb5ebf8436bfde57b3be8c2f5e95d9491dbb181909679 3d00000000000000000000000000000000000000000000000000000000000000 0000 36000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001 03000000000000000000000000000000 - funding_created and mac
                // - client should now respond with funding_signed (CHECK 2: type 35 to peer 03000000)
                //
                // 0c005e - connect a block with one transaction of len 94
@@ -536,7 +589,7 @@ mod tests {
                // 030012 - inbound read from peer id 0 of len 18
                // 0043 03000000000000000000000000000000 - message header indicating message length 67
                // 030053 - inbound read from peer id 0 of len 83
-               // 0024 3d00000000000000000000000000000000000000000000000000000000000000 030000000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - funding_locked and mac
+               // 0024 3d00000000000000000000000000000000000000000000000000000000000000 030100000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - funding_locked and mac
                //
                // 01 - new inbound connection with id 1
                // 030132 - inbound read from peer id 1 of len 50
@@ -555,7 +608,7 @@ mod tests {
                // 030112 - inbound read from peer id 1 of len 18
                // 0110 01000000000000000000000000000000 - message header indicating message length 272
                // 0301ff - inbound read from peer id 1 of len 255
-               // 0021 0200000000000000020000000000000002000000000000000200000000000000000000000000001a00000000004c4b4000000000000003e800000000000003e80000000203f0000503000000000000000000000000000000000000000000000000000000000000010003000000000000000000000000000000000000000000000000000000000000020003000000000000000000000000000000000000000000000000000000000000030003000000000000000000000000000000000000000000000000000000000000040003000000000000000000000000000000000000000000000000000000000000050003000000000000000000000000000000 - beginning of accept_channel
+               // 0021 0200000000000000020000000000000002000000000000000200000000000000 000000000000001a 00000000004c4b40 00000000000003e8 00000000000003e8 00000002 03f0 0005 030000000000000000000000000000000000000000000000000000000000000100 030000000000000000000000000000000000000000000000000000000000000200 030000000000000000000000000000000000000000000000000000000000000300 030000000000000000000000000000000000000000000000000000000000000400 030000000000000000000000000000000000000000000000000000000000000500 03000000000000000000000000000000 - beginning of accept_channel
                // 030121 - inbound read from peer id 1 of len 33
                // 0000000000000000000000000000000000 01000000000000000000000000000000 - rest of accept_channel and mac
                //
@@ -572,7 +625,7 @@ mod tests {
                // 030112 - inbound read from peer id 1 of len 18
                // 0043 01000000000000000000000000000000 - message header indicating message length 67
                // 030153 - inbound read from peer id 1 of len 83
-               // 0024 3f00000000000000000000000000000000000000000000000000000000000000 030100777777777777777777777777777777777777777777777777777777777777 01000000000000000000000000000000 - funding_locked and mac
+               // 0024 3f00000000000000000000000000000000000000000000000000000000000000 030100000000000000000000000000000000000000000000000000000000000000 01000000000000000000000000000000 - funding_locked and mac
                //
                // 030012 - inbound read from peer id 0 of len 18
                // 05ac 03000000000000000000000000000000 - message header indicating message length 1452
@@ -600,7 +653,7 @@ mod tests {
                // 030012 - inbound read from peer id 0 of len 18
                // 0063 03000000000000000000000000000000 - message header indicating message length 99
                // 030073 - inbound read from peer id 0 of len 115
-               // 0085 3d00000000000000000000000000000000000000000000000000000000000000 0100000000000000000000000000000000000000000000000000000000000000 031111111111111111111111111111111111111111111111111111111111111111 03000000000000000000000000000000 - revoke_and_ack and mac
+               // 0085 3d00000000000000000000000000000000000000000000000000000000000000 0000000000000000000000000000000000000000000000000000000000000000 030200000000000000000000000000000000000000000000000000000000000000 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)
@@ -614,7 +667,7 @@ mod tests {
                // 030112 - inbound read from peer id 1 of len 18
                // 0063 01000000000000000000000000000000 - message header indicating message length 99
                // 030173 - inbound read from peer id 1 of len 115
-               // 0085 3f00000000000000000000000000000000000000000000000000000000000000 0000000000000000000000000000000000000000000000000000000000000000 032222222222222222222222222222222222222222222222222222222222222222 01000000000000000000000000000000 - revoke_and_ack and mac
+               // 0085 3f00000000000000000000000000000000000000000000000000000000000000 0000000000000000000000000000000000000000000000000000000000000000 030200000000000000000000000000000000000000000000000000000000000000 01000000000000000000000000000000 - revoke_and_ack and mac
                //
                // 030112 - inbound read from peer id 1 of len 18
                // 004a 01000000000000000000000000000000 - message header indicating message length 74
@@ -630,7 +683,7 @@ mod tests {
                // 030112 - inbound read from peer id 1 of len 18
                // 0063 01000000000000000000000000000000 - message header indicating message length 99
                // 030173 - inbound read from peer id 1 of len 115
-               // 0085 3f00000000000000000000000000000000000000000000000000000000000000 0100777777777777777777777777777777777777777777777777777777777777 033333333333333333333333333333333333333333333333333333333333333333 01000000000000000000000000000000 - revoke_and_ack and mac
+               // 0085 3f00000000000000000000000000000000000000000000000000000000000000 0100000000000000000000000000000000000000000000000000000000000000 030300000000000000000000000000000000000000000000000000000000000000 01000000000000000000000000000000 - revoke_and_ack and mac
                //
                // - before responding to the commitment_signed generated above, send a new HTLC
                // 030012 - inbound read from peer id 0 of len 18
@@ -654,7 +707,7 @@ mod tests {
                // 030012 - inbound read from peer id 0 of len 18
                // 0063 03000000000000000000000000000000 - message header indicating message length 99
                // 030073 - inbound read from peer id 0 of len 115
-               // 0085 3d00000000000000000000000000000000000000000000000000000000000000 0000000000000000000000000000000000000000000000000000000000000000 034444444444444444444444444444444444444444444444444444444444444444 03000000000000000000000000000000 - revoke_and_ack and mac
+               // 0085 3d00000000000000000000000000000000000000000000000000000000000000 0100000000000000000000000000000000000000000000000000000000000000 030300000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - revoke_and_ack and mac
                // - client should now respond with revoke_and_ack and commitment_signed (CHECK 5/6 duplicates)
                //
                // 030012 - inbound read from peer id 0 of len 18
@@ -665,7 +718,7 @@ mod tests {
                // 030012 - inbound read from peer id 0 of len 18
                // 0063 03000000000000000000000000000000 - message header indicating message length 99
                // 030073 - inbound read from peer id 0 of len 115
-               // 0085 3d00000000000000000000000000000000000000000000000000000000000000 1111111111111111111111111111111111111111111111111111111111111111035555555555555555555555555555555555555555555555555555555555555555 03000000000000000000000000000000 - revoke_and_ack and mac
+               // 0085 3d00000000000000000000000000000000000000000000000000000000000000 0200000000000000000000000000000000000000000000000000000000000000 030400000000000000000000000000000000000000000000000000000000000000 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 duplicate)
@@ -674,12 +727,12 @@ mod tests {
                // 030112 - inbound read from peer id 1 of len 18
                // 0064 01000000000000000000000000000000 - message header indicating message length 100
                // 030174 - inbound read from peer id 1 of len 116
-               // 0084 3f00000000000000000000000000000000000000000000000000000000000000 f5000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100 0000 01000000000000000000000000000000 - commitment_signed and mac
+               // 0084 3f00000000000000000000000000000000000000000000000000000000000000 fa000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100 0000 01000000000000000000000000000000 - commitment_signed and mac
                //
                // 030112 - inbound read from peer id 1 of len 18
                // 0063 01000000000000000000000000000000 - message header indicating message length 99
                // 030173 - inbound read from peer id 1 of len 115
-               // 0085 3f00000000000000000000000000000000000000000000000000000000000000 2222222222222222222222222222222222222222222222222222222222222222 036666666666666666666666666666666666666666666666666666666666666666 01000000000000000000000000000000 - revoke_and_ack and mac
+               // 0085 3f00000000000000000000000000000000000000000000000000000000000000 0200000000000000000000000000000000000000000000000000000000000000 030400000000000000000000000000000000000000000000000000000000000000 01000000000000000000000000000000 - revoke_and_ack and mac
                //
                // 030112 - inbound read from peer id 1 of len 18
                // 002c 01000000000000000000000000000000 - message header indicating message length 44
@@ -689,21 +742,75 @@ mod tests {
                // 030112 - inbound read from peer id 1 of len 18
                // 0064 01000000000000000000000000000000 - message header indicating message length 100
                // 030174 - inbound read from peer id 1 of len 116
-               // 0084 3f00000000000000000000000000000000000000000000000000000000000000 f2000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100 0000 01000000000000000000000000000000 - commitment_signed and mac
+               // 0084 3f00000000000000000000000000000000000000000000000000000000000000 fd000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100 0000 01000000000000000000000000000000 - commitment_signed and mac
+               //
+               // 030112 - inbound read from peer id 1 of len 18
+               // 0063 01000000000000000000000000000000 - message header indicating message length 99
+               // 030173 - inbound read from peer id 1 of len 115
+               // 0085 3f00000000000000000000000000000000000000000000000000000000000000 0300000000000000000000000000000000000000000000000000000000000000 030500000000000000000000000000000000000000000000000000000000000000 01000000000000000000000000000000 - revoke_and_ack and mac
+               //
+               // - client now sends id 0 update_fail_htlc and commitment_signed (CHECK 9)
+               // - now respond to the update_fail_htlc+commitment_signed messages the client sent to peer 0
+               // 030012 - inbound read from peer id 0 of len 18
+               // 0063 03000000000000000000000000000000 - message header indicating message length 99
+               // 030073 - inbound read from peer id 0 of len 115
+               // 0085 3d00000000000000000000000000000000000000000000000000000000000000 0300000000000000000000000000000000000000000000000000000000000000 030500000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - revoke_and_ack and mac
+               //
+               // 030012 - inbound read from peer id 0 of len 18
+               // 0064 03000000000000000000000000000000 - message header indicating message length 100
+               // 030074 - inbound read from peer id 0 of len 116
+               // 0084 3d00000000000000000000000000000000000000000000000000000000000000 25000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001 0000 03000000000000000000000000000000 - commitment_signed and mac
+               // - client should now respond with revoke_and_ack (CHECK 5 duplicate)
                //
-               // - TODO: update_fail_htlc from peer 1
+               // 030012 - inbound read from peer id 0 of len 18
+               // 05ac 03000000000000000000000000000000 - message header indicating message length 1452
+               // 0300ff - inbound read from peer id 0 of len 255
+               // 0080 3d00000000000000000000000000000000000000000000000000000000000000 0000000000000002 000000000003e900 ff00000000000000000000000000000000000000000000000000000000000000 00000121 00 030000000000000000000000000000000000000000000000000000000000000555 0000000e0000010000000000000003e800000000010000000000000000000000000a00000000000000000000000000000000000000000000000000000000000000 ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff - beginning of update_add_htlc from 0 to 1 via client
+               // 0300ff - inbound read from peer id 0 of len 255
+               // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
+               // 0300ff - inbound read from peer id 0 of len 255
+               // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
+               // 0300ff - inbound read from peer id 0 of len 255
+               // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
+               // 0300ff - inbound read from peer id 0 of len 255
+               // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
+               // 0300c1 - inbound read from peer id 0 of len 193
+               // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff ef00000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - end of update_add_htlc from 0 to 1 via client and mac
+               //
+               // 00fd - A feerate request (returning min feerate, which our open_channel also uses)
+               //
+               // 030012 - inbound read from peer id 0 of len 18
+               // 00a4 03000000000000000000000000000000 - message header indicating message length 164
+               // 0300b4 - inbound read from peer id 0 of len 180
+               // 0084 3d00000000000000000000000000000000000000000000000000000000000000 68000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001 0001 0a000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000d 00000000000000 03000000000000000000000000000000 - commitment_signed and mac
+               // - client should now respond with revoke_and_ack and commitment_signed (CHECK 5/6 duplicates)
+               //
+               // 030012 - inbound read from peer id 0 of len 18
+               // 0063 03000000000000000000000000000000 - message header indicating message length 99
+               // 030073 - inbound read from peer id 0 of len 115
+               // 0085 3d00000000000000000000000000000000000000000000000000000000000000 0400000000000000000000000000000000000000000000000000000000000000 030600000000000000000000000000000000000000000000000000000000000000 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 duplicate)
+               //
+               // 0c007d - connect a block with one transaction of len 125
+               // 02000000013f00000000000000000000000000000000000000000000000000000000000000000000000000000080020001000000000000220020ed000000000000000000000000000000000000000000000000000000000000006cc10000000000001600142b88e0198963bf4c37de498583a3ccdb9d67e97405000020 - the funding transaction
+               // 00fd - A feerate request (returning min feerate, which our open_channel also uses)
+               // 0c005e - connect a block with one transaction of len 94
+               // 0200000001ec00000000000000000000000000000000000000000000000000000000000000000000000000000000014f00000000000000220020f60000000000000000000000000000000000000000000000000000000000000000000000 - the funding transaction
 
                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(), "Encoding and sending message of type 33 to 030000000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&1)); // 1
+               assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Handling SendAcceptChannel event in peer_handler for node 030000000000000000000000000000000000000000000000000000000000000000 for channel ff4f00f805273c1b203bb5ebf8436bfde57b3be8c2f5e95d9491dbb181909679".to_string())), Some(&1)); // 1
                assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Encoding and sending message of type 35 to 030000000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&1)); // 2
                assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Handling SendFundingLocked event in peer_handler for node 030000000000000000000000000000000000000000000000000000000000000000 for channel 3d00000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&1)); // 3
                assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Handling SendFundingLocked event in peer_handler for node 030200000000000000000000000000000000000000000000000000000000000000 for channel 3f00000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&1)); // 4
-               assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Encoding and sending message of type 133 to 030000000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&2)); // 5
-               assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Encoding and sending message of type 132 to 030000000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&2)); // 6
-               assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Handling UpdateHTLCs event in peer_handler for node 030200000000000000000000000000000000000000000000000000000000000000 with 1 adds, 0 fulfills, 0 fails for channel 3f00000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&2)); // 7
+               assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Encoding and sending message of type 133 to 030000000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&4)); // 5
+               assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Encoding and sending message of type 132 to 030000000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&3)); // 6
+               assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Handling UpdateHTLCs event in peer_handler for node 030200000000000000000000000000000000000000000000000000000000000000 with 1 adds, 0 fulfills, 0 fails for channel 3f00000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&3)); // 7
                assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Handling UpdateHTLCs event in peer_handler for node 030000000000000000000000000000000000000000000000000000000000000000 with 0 adds, 1 fulfills, 0 fails for channel 3d00000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&1)); // 8
+               assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Handling UpdateHTLCs event in peer_handler for node 030000000000000000000000000000000000000000000000000000000000000000 with 0 adds, 0 fulfills, 1 fails for channel 3d00000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&1)); // 9
        }
 }