Merge pull request #764 from lightning-signer/revoke-enforcement
authorMatt Corallo <649246+TheBlueMatt@users.noreply.github.com>
Mon, 25 Jan 2021 17:06:43 +0000 (09:06 -0800)
committerGitHub <noreply@github.com>
Mon, 25 Jan 2021 17:06:43 +0000 (09:06 -0800)
Revocation enforcement

1  2 
lightning-persister/src/lib.rs
lightning/src/ln/chanmon_update_fail_tests.rs
lightning/src/ln/functional_tests.rs

index c6b0ea6416f10e30929c39d60ceccd82bf1b9d30,bc7187894904e39d3775a969783c48781b060643..7307ef0d17c99994e7ce9d3b3593ae5099195f3f
@@@ -198,8 -198,8 +198,8 @@@ mod tests 
                let persister_1 = FilesystemPersister::new("test_filesystem_persister_1".to_string());
                let chanmon_cfgs = create_chanmon_cfgs(2);
                let mut node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
-               let chain_mon_0 = test_utils::TestChainMonitor::new(Some(&chanmon_cfgs[0].chain_source), &chanmon_cfgs[0].tx_broadcaster, &chanmon_cfgs[0].logger, &chanmon_cfgs[0].fee_estimator, &persister_0);
-               let chain_mon_1 = test_utils::TestChainMonitor::new(Some(&chanmon_cfgs[1].chain_source), &chanmon_cfgs[1].tx_broadcaster, &chanmon_cfgs[1].logger, &chanmon_cfgs[1].fee_estimator, &persister_1);
+               let chain_mon_0 = test_utils::TestChainMonitor::new(Some(&chanmon_cfgs[0].chain_source), &chanmon_cfgs[0].tx_broadcaster, &chanmon_cfgs[0].logger, &chanmon_cfgs[0].fee_estimator, &persister_0, &node_cfgs[0].keys_manager);
+               let chain_mon_1 = test_utils::TestChainMonitor::new(Some(&chanmon_cfgs[1].chain_source), &chanmon_cfgs[1].tx_broadcaster, &chanmon_cfgs[1].logger, &chanmon_cfgs[1].fee_estimator, &persister_1, &node_cfgs[1].keys_manager);
                node_cfgs[0].chain_monitor = chain_mon_0;
                node_cfgs[1].chain_monitor = chain_mon_1;
                let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
  
                // Force close because cooperative close doesn't result in any persisted
                // updates.
 -              nodes[0].node.force_close_channel(&nodes[0].node.list_channels()[0].channel_id);
 +              nodes[0].node.force_close_channel(&nodes[0].node.list_channels()[0].channel_id).unwrap();
                check_closed_broadcast!(nodes[0], false);
                check_added_monitors!(nodes[0], 1);
  
                let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
                let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
                let chan = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
 -              nodes[1].node.force_close_channel(&chan.2);
 +              nodes[1].node.force_close_channel(&chan.2).unwrap();
                let mut added_monitors = nodes[1].chain_monitor.added_monitors.lock().unwrap();
  
                // Set the persister's directory to read-only, which should result in
                let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
                let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
                let chan = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
 -              nodes[1].node.force_close_channel(&chan.2);
 +              nodes[1].node.force_close_channel(&chan.2).unwrap();
                let mut added_monitors = nodes[1].chain_monitor.added_monitors.lock().unwrap();
  
                // Create the persister with an invalid directory name and test that the
index 98bf905f1b50e95fb7ffa08834e0fa1fa2ee789a,426b7cb23b93426be8bd4afcd68372d9be34acf3..04fff34cd711e1990bd4beb6b93925d544b2dff4
@@@ -109,7 -109,7 +109,7 @@@ fn test_monitor_and_persister_update_fa
                let new_monitor = <(BlockHash, ChannelMonitor<EnforcingChannelKeys>)>::read(
                        &mut ::std::io::Cursor::new(&w.0), &test_utils::OnlyReadsKeysInterface {}).unwrap().1;
                assert!(new_monitor == *monitor);
-               let chain_mon = test_utils::TestChainMonitor::new(Some(&chain_source), &chanmon_cfgs[0].tx_broadcaster, &logger, &chanmon_cfgs[0].fee_estimator, &persister);
+               let chain_mon = test_utils::TestChainMonitor::new(Some(&chain_source), &chanmon_cfgs[0].tx_broadcaster, &logger, &chanmon_cfgs[0].fee_estimator, &persister, &node_cfgs[0].keys_manager);
                assert!(chain_mon.watch_channel(outpoint, new_monitor).is_ok());
                chain_mon
        };
@@@ -239,7 -239,7 +239,7 @@@ fn do_test_simple_monitor_temporary_upd
        }
  
        // ...and make sure we can force-close a frozen channel
 -      nodes[0].node.force_close_channel(&channel_id);
 +      nodes[0].node.force_close_channel(&channel_id).unwrap();
        check_added_monitors!(nodes[0], 1);
        check_closed_broadcast!(nodes[0], false);
  
index 0268602c9f353bb96485331fba63fd571ac77b5c,e4d7a33c8c16c610974c2390c09a235847d89e78..10c16c75b0f9c4a4507b05bb8a235fab9b067078
@@@ -53,7 -53,7 +53,7 @@@ use regex
  
  use std::collections::{BTreeSet, HashMap, HashSet};
  use std::default::Default;
- use std::sync::{Arc, Mutex};
+ use std::sync::Mutex;
  use std::sync::atomic::Ordering;
  use std::mem;
  
@@@ -1616,27 -1616,26 +1616,26 @@@ fn test_fee_spike_violation_fails_htlc(
  
        // Get the EnforcingChannelKeys for each channel, which will be used to (1) get the keys
        // needed to sign the new commitment tx and (2) sign the new commitment tx.
-       let (local_revocation_basepoint, local_htlc_basepoint, local_secret, local_secret2) = {
+       let (local_revocation_basepoint, local_htlc_basepoint, local_secret, next_local_point) = {
                let chan_lock = nodes[0].node.channel_state.lock().unwrap();
                let local_chan = chan_lock.by_id.get(&chan.2).unwrap();
                let chan_keys = local_chan.get_keys();
                let pubkeys = chan_keys.pubkeys();
                (pubkeys.revocation_basepoint, pubkeys.htlc_basepoint,
-                chan_keys.release_commitment_secret(INITIAL_COMMITMENT_NUMBER), chan_keys.release_commitment_secret(INITIAL_COMMITMENT_NUMBER - 2))
+                chan_keys.release_commitment_secret(INITIAL_COMMITMENT_NUMBER),
+                chan_keys.get_per_commitment_point(INITIAL_COMMITMENT_NUMBER - 2, &secp_ctx))
        };
-       let (remote_delayed_payment_basepoint, remote_htlc_basepoint, remote_secret1) = {
+       let (remote_delayed_payment_basepoint, remote_htlc_basepoint,remote_point) = {
                let chan_lock = nodes[1].node.channel_state.lock().unwrap();
                let remote_chan = chan_lock.by_id.get(&chan.2).unwrap();
                let chan_keys = remote_chan.get_keys();
                let pubkeys = chan_keys.pubkeys();
                (pubkeys.delayed_payment_basepoint, pubkeys.htlc_basepoint,
-                chan_keys.release_commitment_secret(INITIAL_COMMITMENT_NUMBER - 1))
+                chan_keys.get_per_commitment_point(INITIAL_COMMITMENT_NUMBER - 1, &secp_ctx))
        };
  
        // Assemble the set of keys we can use for signatures for our commitment_signed message.
-       let commitment_secret = SecretKey::from_slice(&remote_secret1).unwrap();
-       let per_commitment_point = PublicKey::from_secret_key(&secp_ctx, &commitment_secret);
-       let commit_tx_keys = chan_utils::TxCreationKeys::derive_new(&secp_ctx, &per_commitment_point, &remote_delayed_payment_basepoint,
+       let commit_tx_keys = chan_utils::TxCreationKeys::derive_new(&secp_ctx, &remote_point, &remote_delayed_payment_basepoint,
                &remote_htlc_basepoint, &local_revocation_basepoint, &local_htlc_basepoint).unwrap();
  
        // Build the remote commitment transaction so we can sign it, and then later use the
        let _ = nodes[1].node.get_and_clear_pending_msg_events();
  
        // Send the RAA to nodes[1].
-       let per_commitment_secret = local_secret;
-       let next_secret = SecretKey::from_slice(&local_secret2).unwrap();
-       let next_per_commitment_point = PublicKey::from_secret_key(&secp_ctx, &next_secret);
-       let raa_msg = msgs::RevokeAndACK{ channel_id: chan.2, per_commitment_secret, next_per_commitment_point};
+       let raa_msg = msgs::RevokeAndACK {
+               channel_id: chan.2,
+               per_commitment_secret: local_secret,
+               next_per_commitment_point: next_local_point
+       };
        nodes[1].node.handle_revoke_and_ack(&nodes[0].node.get_our_node_id(), &raa_msg);
  
        let events = nodes[1].node.get_and_clear_pending_msg_events();
@@@ -2470,7 -2470,9 +2470,9 @@@ fn test_justice_tx() 
        bob_config.peer_channel_config_limits.force_announced_channel_preference = false;
        bob_config.own_channel_config.our_to_self_delay = 6 * 24 * 3;
        let user_cfgs = [Some(alice_config), Some(bob_config)];
-       let chanmon_cfgs = create_chanmon_cfgs(2);
+       let mut chanmon_cfgs = create_chanmon_cfgs(2);
+       chanmon_cfgs[0].keys_manager.disable_revocation_policy_check = true;
+       chanmon_cfgs[1].keys_manager.disable_revocation_policy_check = true;
        let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
        let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &user_cfgs);
        let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
@@@ -2600,7 -2602,8 +2602,8 @@@ fn revoked_output_claim() 
  #[test]
  fn claim_htlc_outputs_shared_tx() {
        // Node revoked old state, htlcs haven't time out yet, claim them in shared justice tx
-       let chanmon_cfgs = create_chanmon_cfgs(2);
+       let mut chanmon_cfgs = create_chanmon_cfgs(2);
+       chanmon_cfgs[0].keys_manager.disable_revocation_policy_check = true;
        let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
        let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
        let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
  #[test]
  fn claim_htlc_outputs_single_tx() {
        // Node revoked old state, htlcs have timed out, claim each of them in separated justice tx
-       let chanmon_cfgs = create_chanmon_cfgs(2);
+       let mut chanmon_cfgs = create_chanmon_cfgs(2);
+       chanmon_cfgs[0].keys_manager.disable_revocation_policy_check = true;
        let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
        let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
        let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
@@@ -3396,7 -3400,7 +3400,7 @@@ fn test_htlc_ignore_latest_remote_commi
        create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
  
        route_payment(&nodes[0], &[&nodes[1]], 10000000);
 -      nodes[0].node.force_close_channel(&nodes[0].node.list_channels()[0].channel_id);
 +      nodes[0].node.force_close_channel(&nodes[0].node.list_channels()[0].channel_id).unwrap();
        check_closed_broadcast!(nodes[0], false);
        check_added_monitors!(nodes[0], 1);
  
@@@ -3457,7 -3461,7 +3461,7 @@@ fn test_force_close_fail_back() 
        // state or updated nodes[1]' state. Now force-close and broadcast that commitment/HTLC
        // transaction and ensure nodes[1] doesn't fail-backwards (this was originally a bug!).
  
 -      nodes[2].node.force_close_channel(&payment_event.commitment_msg.channel_id);
 +      nodes[2].node.force_close_channel(&payment_event.commitment_msg.channel_id).unwrap();
        check_closed_broadcast!(nodes[2], false);
        check_added_monitors!(nodes[2], 1);
        let tx = {
@@@ -4269,7 -4273,6 +4273,6 @@@ fn test_no_txn_manager_serialize_deseri
        let fee_estimator: test_utils::TestFeeEstimator;
        let persister: test_utils::TestPersister;
        let new_chain_monitor: test_utils::TestChainMonitor;
-       let keys_manager: test_utils::TestKeysInterface;
        let nodes_0_deserialized: ChannelManager<EnforcingChannelKeys, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>;
        let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs);
  
        logger = test_utils::TestLogger::new();
        fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: 253 };
        persister = test_utils::TestPersister::new();
-       new_chain_monitor = test_utils::TestChainMonitor::new(Some(nodes[0].chain_source), nodes[0].tx_broadcaster.clone(), &logger, &fee_estimator, &persister);
+       let keys_manager = &chanmon_cfgs[0].keys_manager;
+       new_chain_monitor = test_utils::TestChainMonitor::new(Some(nodes[0].chain_source), nodes[0].tx_broadcaster.clone(), &logger, &fee_estimator, &persister, keys_manager);
        nodes[0].chain_monitor = &new_chain_monitor;
-       keys_manager = test_utils::TestKeysInterface::new(&nodes[0].node_seed, Network::Testnet);
        let mut chan_0_monitor_read = &chan_0_monitor_serialized.0[..];
        let (_, mut chan_0_monitor) = <(BlockHash, ChannelMonitor<EnforcingChannelKeys>)>::read(
-               &mut chan_0_monitor_read, &keys_manager).unwrap();
+               &mut chan_0_monitor_read, keys_manager).unwrap();
        assert!(chan_0_monitor_read.is_empty());
  
        let mut nodes_0_read = &nodes_0_serialized[..];
                channel_monitors.insert(chan_0_monitor.get_funding_txo().0, &mut chan_0_monitor);
                <(BlockHash, ChannelManager<EnforcingChannelKeys, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>)>::read(&mut nodes_0_read, ChannelManagerReadArgs {
                        default_config: config,
-                       keys_manager: &keys_manager,
+                       keys_manager,
                        fee_estimator: &fee_estimator,
                        chain_monitor: nodes[0].chain_monitor,
                        tx_broadcaster: nodes[0].tx_broadcaster.clone(),
@@@ -4346,7 -4349,6 +4349,6 @@@ fn test_manager_serialize_deserialize_e
        let persister: test_utils::TestPersister;
        let logger: test_utils::TestLogger;
        let new_chain_monitor: test_utils::TestChainMonitor;
-       let keys_manager: test_utils::TestKeysInterface;
        let nodes_0_deserialized: ChannelManager<EnforcingChannelKeys, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>;
        let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs);
  
        let push_msat = 10001;
        let a_flags = InitFeatures::known();
        let b_flags = InitFeatures::known();
-       let node_a = nodes.pop().unwrap();
-       let node_b = nodes.pop().unwrap();
+       let node_a = nodes.remove(0);
+       let node_b = nodes.remove(0);
        node_a.node.create_channel(node_b.node.get_our_node_id(), channel_value, push_msat, 42, None).unwrap();
        node_b.node.handle_open_channel(&node_a.node.get_our_node_id(), a_flags, &get_event_msg!(node_a, MessageSendEvent::SendOpenChannel, node_b.node.get_our_node_id()));
        node_a.node.handle_accept_channel(&node_b.node.get_our_node_id(), b_flags, &get_event_msg!(node_b, MessageSendEvent::SendAcceptChannel, node_a.node.get_our_node_id()));
        fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: 253 };
        logger = test_utils::TestLogger::new();
        persister = test_utils::TestPersister::new();
-       new_chain_monitor = test_utils::TestChainMonitor::new(Some(nodes[0].chain_source), nodes[0].tx_broadcaster.clone(), &logger, &fee_estimator, &persister);
-       keys_manager = test_utils::TestKeysInterface::new(&nodes[0].node_seed, Network::Testnet);
+       let keys_manager = &chanmon_cfgs[0].keys_manager;
+       new_chain_monitor = test_utils::TestChainMonitor::new(Some(nodes[0].chain_source), nodes[0].tx_broadcaster.clone(), &logger, &fee_estimator, &persister, keys_manager);
        nodes[0].chain_monitor = &new_chain_monitor;
        let mut chan_0_monitor_read = &chan_0_monitor_serialized.0[..];
        let (_, mut chan_0_monitor) = <(BlockHash, ChannelMonitor<EnforcingChannelKeys>)>::read(
-               &mut chan_0_monitor_read, &keys_manager).unwrap();
+               &mut chan_0_monitor_read, keys_manager).unwrap();
        assert!(chan_0_monitor_read.is_empty());
  
        let mut nodes_0_read = &nodes_0_serialized[..];
                channel_monitors.insert(chan_0_monitor.get_funding_txo().0, &mut chan_0_monitor);
                <(BlockHash, ChannelManager<EnforcingChannelKeys, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>)>::read(&mut nodes_0_read, ChannelManagerReadArgs {
                        default_config: config,
-                       keys_manager: &keys_manager,
+                       keys_manager,
                        fee_estimator: &fee_estimator,
                        chain_monitor: nodes[0].chain_monitor,
                        tx_broadcaster: nodes[0].tx_broadcaster.clone(),
@@@ -4470,7 -4472,6 +4472,6 @@@ fn test_simple_manager_serialize_deseri
        let fee_estimator: test_utils::TestFeeEstimator;
        let persister: test_utils::TestPersister;
        let new_chain_monitor: test_utils::TestChainMonitor;
-       let keys_manager: test_utils::TestKeysInterface;
        let nodes_0_deserialized: ChannelManager<EnforcingChannelKeys, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>;
        let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs);
        create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
        logger = test_utils::TestLogger::new();
        fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: 253 };
        persister = test_utils::TestPersister::new();
-       new_chain_monitor = test_utils::TestChainMonitor::new(Some(nodes[0].chain_source), nodes[0].tx_broadcaster.clone(), &logger, &fee_estimator, &persister);
-       keys_manager = test_utils::TestKeysInterface::new(&nodes[0].node_seed, Network::Testnet);
+       let keys_manager = &chanmon_cfgs[0].keys_manager;
+       new_chain_monitor = test_utils::TestChainMonitor::new(Some(nodes[0].chain_source), nodes[0].tx_broadcaster.clone(), &logger, &fee_estimator, &persister, keys_manager);
        nodes[0].chain_monitor = &new_chain_monitor;
        let mut chan_0_monitor_read = &chan_0_monitor_serialized.0[..];
        let (_, mut chan_0_monitor) = <(BlockHash, ChannelMonitor<EnforcingChannelKeys>)>::read(
-               &mut chan_0_monitor_read, &keys_manager).unwrap();
+               &mut chan_0_monitor_read, keys_manager).unwrap();
        assert!(chan_0_monitor_read.is_empty());
  
        let mut nodes_0_read = &nodes_0_serialized[..];
                channel_monitors.insert(chan_0_monitor.get_funding_txo().0, &mut chan_0_monitor);
                <(BlockHash, ChannelManager<EnforcingChannelKeys, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>)>::read(&mut nodes_0_read, ChannelManagerReadArgs {
                        default_config: UserConfig::default(),
-                       keys_manager: &keys_manager,
+                       keys_manager,
                        fee_estimator: &fee_estimator,
                        chain_monitor: nodes[0].chain_monitor,
                        tx_broadcaster: nodes[0].tx_broadcaster.clone(),
@@@ -4532,7 -4533,6 +4533,6 @@@ fn test_manager_serialize_deserialize_i
        let fee_estimator: test_utils::TestFeeEstimator;
        let persister: test_utils::TestPersister;
        let new_chain_monitor: test_utils::TestChainMonitor;
-       let keys_manager: test_utils::TestKeysInterface;
        let nodes_0_deserialized: ChannelManager<EnforcingChannelKeys, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>;
        let mut nodes = create_network(4, &node_cfgs, &node_chanmgrs);
        create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
        logger = test_utils::TestLogger::new();
        fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: 253 };
        persister = test_utils::TestPersister::new();
-       new_chain_monitor = test_utils::TestChainMonitor::new(Some(nodes[0].chain_source), nodes[0].tx_broadcaster.clone(), &logger, &fee_estimator, &persister);
+       let keys_manager = &chanmon_cfgs[0].keys_manager;
+       new_chain_monitor = test_utils::TestChainMonitor::new(Some(nodes[0].chain_source), nodes[0].tx_broadcaster.clone(), &logger, &fee_estimator, &persister, keys_manager);
        nodes[0].chain_monitor = &new_chain_monitor;
  
-       keys_manager = test_utils::TestKeysInterface::new(&nodes[0].node_seed, Network::Testnet);
  
        let mut node_0_stale_monitors = Vec::new();
        for serialized in node_0_stale_monitors_serialized.iter() {
                let mut read = &serialized[..];
-               let (_, monitor) = <(BlockHash, ChannelMonitor<EnforcingChannelKeys>)>::read(&mut read, &keys_manager).unwrap();
+               let (_, monitor) = <(BlockHash, ChannelMonitor<EnforcingChannelKeys>)>::read(&mut read, keys_manager).unwrap();
                assert!(read.is_empty());
                node_0_stale_monitors.push(monitor);
        }
        let mut node_0_monitors = Vec::new();
        for serialized in node_0_monitors_serialized.iter() {
                let mut read = &serialized[..];
-               let (_, monitor) = <(BlockHash, ChannelMonitor<EnforcingChannelKeys>)>::read(&mut read, &keys_manager).unwrap();
+               let (_, monitor) = <(BlockHash, ChannelMonitor<EnforcingChannelKeys>)>::read(&mut read, keys_manager).unwrap();
                assert!(read.is_empty());
                node_0_monitors.push(monitor);
        }
        if let Err(msgs::DecodeError::InvalidValue) =
                <(BlockHash, ChannelManager<EnforcingChannelKeys, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>)>::read(&mut nodes_0_read, ChannelManagerReadArgs {
                default_config: UserConfig::default(),
-               keys_manager: &keys_manager,
+               keys_manager,
                fee_estimator: &fee_estimator,
                chain_monitor: nodes[0].chain_monitor,
                tx_broadcaster: nodes[0].tx_broadcaster.clone(),
        let (_, nodes_0_deserialized_tmp) =
                <(BlockHash, ChannelManager<EnforcingChannelKeys, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>)>::read(&mut nodes_0_read, ChannelManagerReadArgs {
                default_config: UserConfig::default(),
-               keys_manager: &keys_manager,
+               keys_manager,
                fee_estimator: &fee_estimator,
                chain_monitor: nodes[0].chain_monitor,
                tx_broadcaster: nodes[0].tx_broadcaster.clone(),
@@@ -4783,7 -4783,7 +4783,7 @@@ fn test_claim_sizeable_push_msat() 
        let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
  
        let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 100000, 99000000, InitFeatures::known(), InitFeatures::known());
 -      nodes[1].node.force_close_channel(&chan.2);
 +      nodes[1].node.force_close_channel(&chan.2).unwrap();
        check_closed_broadcast!(nodes[1], false);
        check_added_monitors!(nodes[1], 1);
        let node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
@@@ -4810,7 -4810,7 +4810,7 @@@ fn test_claim_on_remote_sizeable_push_m
        let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
  
        let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 100000, 99000000, InitFeatures::known(), InitFeatures::known());
 -      nodes[0].node.force_close_channel(&chan.2);
 +      nodes[0].node.force_close_channel(&chan.2).unwrap();
        check_closed_broadcast!(nodes[0], false);
        check_added_monitors!(nodes[0], 1);
  
@@@ -4997,7 -4997,8 +4997,8 @@@ fn test_static_spendable_outputs_justic
  
  #[test]
  fn test_static_spendable_outputs_justice_tx_revoked_htlc_timeout_tx() {
-       let chanmon_cfgs = create_chanmon_cfgs(2);
+       let mut chanmon_cfgs = create_chanmon_cfgs(2);
+       chanmon_cfgs[0].keys_manager.disable_revocation_policy_check = true;
        let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
        let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
        let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
  
  #[test]
  fn test_static_spendable_outputs_justice_tx_revoked_htlc_success_tx() {
-       let chanmon_cfgs = create_chanmon_cfgs(2);
+       let mut chanmon_cfgs = create_chanmon_cfgs(2);
+       chanmon_cfgs[1].keys_manager.disable_revocation_policy_check = true;
        let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
        let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
        let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
@@@ -5713,8 -5715,8 +5715,8 @@@ fn test_key_derivation_params() 
        // We manually create the node configuration to backup the seed.
        let seed = [42; 32];
        let keys_manager = test_utils::TestKeysInterface::new(&seed, Network::Testnet);
-       let chain_monitor = test_utils::TestChainMonitor::new(Some(&chanmon_cfgs[0].chain_source), &chanmon_cfgs[0].tx_broadcaster, &chanmon_cfgs[0].logger, &chanmon_cfgs[0].fee_estimator, &chanmon_cfgs[0].persister);
-       let node = NodeCfg { chain_source: &chanmon_cfgs[0].chain_source, logger: &chanmon_cfgs[0].logger, tx_broadcaster: &chanmon_cfgs[0].tx_broadcaster, fee_estimator: &chanmon_cfgs[0].fee_estimator, chain_monitor, keys_manager, node_seed: seed };
+       let chain_monitor = test_utils::TestChainMonitor::new(Some(&chanmon_cfgs[0].chain_source), &chanmon_cfgs[0].tx_broadcaster, &chanmon_cfgs[0].logger, &chanmon_cfgs[0].fee_estimator, &chanmon_cfgs[0].persister, &keys_manager);
+       let node = NodeCfg { chain_source: &chanmon_cfgs[0].chain_source, logger: &chanmon_cfgs[0].logger, tx_broadcaster: &chanmon_cfgs[0].tx_broadcaster, fee_estimator: &chanmon_cfgs[0].fee_estimator, chain_monitor, keys_manager: &keys_manager, node_seed: seed };
        let mut node_cfgs = create_node_cfgs(3, &chanmon_cfgs);
        node_cfgs.remove(0);
        node_cfgs.insert(0, node);
@@@ -7044,7 -7046,8 +7046,8 @@@ fn do_test_failure_delay_dust_htlc_loca
        // 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 chanmon_cfgs = create_chanmon_cfgs(2);
+       let mut chanmon_cfgs = create_chanmon_cfgs(2);
+       chanmon_cfgs[0].keys_manager.disable_revocation_policy_check = true;
        let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
        let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
        let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
@@@ -7325,8 -7328,7 +7328,7 @@@ fn test_user_configurable_csv_delay() 
        let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
  
        // We test config.our_to_self > BREAKDOWN_TIMEOUT is enforced in Channel::new_outbound()
-       let keys_manager = Arc::new(test_utils::TestKeysInterface::new(&nodes[0].node_seed, Network::Testnet));
-       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, &low_our_to_self_config) {
+       if let Err(error) = Channel::new_outbound(&&test_utils::TestFeeEstimator { sat_per_kw: 253 }, &nodes[0].keys_manager, nodes[1].node.get_our_node_id(), 1000000, 1000000, 0, &low_our_to_self_config) {
                match error {
                        APIError::APIMisuseError { err } => { assert!(regex::Regex::new(r"Configured with an unreasonable our_to_self_delay \(\d+\) putting user funds at risks").unwrap().is_match(err.as_str())); },
                        _ => panic!("Unexpected event"),
        nodes[1].node.create_channel(nodes[0].node.get_our_node_id(), 1000000, 1000000, 42, None).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(), InitFeatures::known(), &open_channel, 0, &low_our_to_self_config) {
+       if let Err(error) = Channel::new_from_req(&&test_utils::TestFeeEstimator { sat_per_kw: 253 }, &nodes[0].keys_manager, nodes[1].node.get_our_node_id(), InitFeatures::known(), &open_channel, 0, &low_our_to_self_config) {
                match error {
                        ChannelError::Close(err) => { assert!(regex::Regex::new(r"Configured with an unreasonable our_to_self_delay \(\d+\) putting user funds at risks").unwrap().is_match(err.as_str()));  },
                        _ => panic!("Unexpected event"),
        nodes[1].node.create_channel(nodes[0].node.get_our_node_id(), 1000000, 1000000, 42, None).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(), InitFeatures::known(), &open_channel, 0, &high_their_to_self_config) {
+       if let Err(error) = Channel::new_from_req(&&test_utils::TestFeeEstimator { sat_per_kw: 253 }, &nodes[0].keys_manager, nodes[1].node.get_our_node_id(), InitFeatures::known(), &open_channel, 0, &high_their_to_self_config) {
                match error {
                        ChannelError::Close(err) => { assert!(regex::Regex::new(r"They wanted our payments to be delayed by a needlessly long period\. Upper limit: \d+\. Actual: \d+").unwrap().is_match(err.as_str())); },
                        _ => panic!("Unexpected event"),
  fn test_data_loss_protect() {
        // We want to be sure that :
        // * we don't broadcast our Local Commitment Tx in case of fallen behind
+       //   (but this is not quite true - we broadcast during Drop because chanmon is out of sync with chanmgr)
        // * we close channel in case of detecting other being fallen behind
        // * we are able to claim our own outputs thanks to to_remote being static
-       let keys_manager;
+       // TODO: this test is incomplete and the data_loss_protect implementation is incomplete - see issue #775
        let persister;
        let logger;
        let fee_estimator;
        let tx_broadcaster;
        let chain_source;
+       let mut chanmon_cfgs = create_chanmon_cfgs(2);
+       // We broadcast during Drop because chanmon is out of sync with chanmgr, which would cause a panic
+       // during signing due to revoked tx
+       chanmon_cfgs[0].keys_manager.disable_revocation_policy_check = true;
+       let keys_manager = &chanmon_cfgs[0].keys_manager;
        let monitor;
        let node_state_0;
-       let chanmon_cfgs = create_chanmon_cfgs(2);
        let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
        let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
        let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs);
  
        // Restore node A from previous state
        logger = test_utils::TestLogger::with_id(format!("node {}", 0));
-       keys_manager = test_utils::TestKeysInterface::new(&nodes[0].node_seed, Network::Testnet);
-       let mut chain_monitor = <(BlockHash, ChannelMonitor<EnforcingChannelKeys>)>::read(&mut ::std::io::Cursor::new(previous_chain_monitor_state.0), &keys_manager).unwrap().1;
+       let mut chain_monitor = <(BlockHash, ChannelMonitor<EnforcingChannelKeys>)>::read(&mut ::std::io::Cursor::new(previous_chain_monitor_state.0), keys_manager).unwrap().1;
        chain_source = test_utils::TestChainSource::new(Network::Testnet);
        tx_broadcaster = test_utils::TestBroadcaster{txn_broadcasted: Mutex::new(Vec::new())};
        fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: 253 };
        persister = test_utils::TestPersister::new();
-       monitor = test_utils::TestChainMonitor::new(Some(&chain_source), &tx_broadcaster, &logger, &fee_estimator, &persister);
+       monitor = test_utils::TestChainMonitor::new(Some(&chain_source), &tx_broadcaster, &logger, &fee_estimator, &persister, keys_manager);
        node_state_0 = {
                let mut channel_monitors = HashMap::new();
                channel_monitors.insert(OutPoint { txid: chan.3.txid(), index: 0 }, &mut chain_monitor);
                <(BlockHash, ChannelManager<EnforcingChannelKeys, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>)>::read(&mut ::std::io::Cursor::new(previous_node_state), ChannelManagerReadArgs {
-                       keys_manager: &keys_manager,
+                       keys_manager: keys_manager,
                        fee_estimator: &fee_estimator,
                        chain_monitor: &monitor,
                        logger: &logger,
@@@ -7703,7 -7709,8 +7709,8 @@@ fn test_bump_penalty_txn_on_revoked_htl
        // In case of penalty txn with too low feerates for getting into mempools, RBF-bump them to sure
        // we're able to claim outputs on revoked HTLC transactions before timelocks expiration
  
-       let chanmon_cfgs = create_chanmon_cfgs(2);
+       let mut chanmon_cfgs = create_chanmon_cfgs(2);
+       chanmon_cfgs[1].keys_manager.disable_revocation_policy_check = true;
        let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
        let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
        let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
@@@ -8086,9 -8093,11 +8093,11 @@@ fn test_counterparty_raa_skip_no_crash(
        let mut guard = nodes[0].node.channel_state.lock().unwrap();
        let keys = &guard.by_id.get_mut(&channel_id).unwrap().holder_keys;
        const INITIAL_COMMITMENT_NUMBER: u64 = (1 << 48) - 1;
+       let per_commitment_secret = keys.release_commitment_secret(INITIAL_COMMITMENT_NUMBER);
+       // Must revoke without gaps
+       keys.release_commitment_secret(INITIAL_COMMITMENT_NUMBER - 1);
        let next_per_commitment_point = PublicKey::from_secret_key(&Secp256k1::new(),
                &SecretKey::from_slice(&keys.release_commitment_secret(INITIAL_COMMITMENT_NUMBER - 2)).unwrap());
-       let per_commitment_secret = keys.release_commitment_secret(INITIAL_COMMITMENT_NUMBER);
  
        nodes[1].node.handle_revoke_and_ack(&nodes[0].node.get_our_node_id(),
                &msgs::RevokeAndACK { channel_id, per_commitment_secret, next_per_commitment_point });
@@@ -8281,7 -8290,7 +8290,7 @@@ fn test_update_err_monitor_lockdown() 
                let new_monitor = <(BlockHash, channelmonitor::ChannelMonitor<EnforcingChannelKeys>)>::read(
                                &mut ::std::io::Cursor::new(&w.0), &test_utils::OnlyReadsKeysInterface {}).unwrap().1;
                assert!(new_monitor == *monitor);
-               let watchtower = test_utils::TestChainMonitor::new(Some(&chain_source), &chanmon_cfgs[0].tx_broadcaster, &logger, &chanmon_cfgs[0].fee_estimator, &persister);
+               let watchtower = test_utils::TestChainMonitor::new(Some(&chain_source), &chanmon_cfgs[0].tx_broadcaster, &logger, &chanmon_cfgs[0].fee_estimator, &persister, &node_cfgs[0].keys_manager);
                assert!(watchtower.watch_channel(outpoint, new_monitor).is_ok());
                watchtower
        };
@@@ -8340,7 -8349,7 +8349,7 @@@ fn test_concurrent_monitor_claim() 
                let new_monitor = <(BlockHash, channelmonitor::ChannelMonitor<EnforcingChannelKeys>)>::read(
                                &mut ::std::io::Cursor::new(&w.0), &test_utils::OnlyReadsKeysInterface {}).unwrap().1;
                assert!(new_monitor == *monitor);
-               let watchtower = test_utils::TestChainMonitor::new(Some(&chain_source), &chanmon_cfgs[0].tx_broadcaster, &logger, &chanmon_cfgs[0].fee_estimator, &persister);
+               let watchtower = test_utils::TestChainMonitor::new(Some(&chain_source), &chanmon_cfgs[0].tx_broadcaster, &logger, &chanmon_cfgs[0].fee_estimator, &persister, &node_cfgs[0].keys_manager);
                assert!(watchtower.watch_channel(outpoint, new_monitor).is_ok());
                watchtower
        };
                let new_monitor = <(BlockHash, channelmonitor::ChannelMonitor<EnforcingChannelKeys>)>::read(
                                &mut ::std::io::Cursor::new(&w.0), &test_utils::OnlyReadsKeysInterface {}).unwrap().1;
                assert!(new_monitor == *monitor);
-               let watchtower = test_utils::TestChainMonitor::new(Some(&chain_source), &chanmon_cfgs[0].tx_broadcaster, &logger, &chanmon_cfgs[0].fee_estimator, &persister);
+               let watchtower = test_utils::TestChainMonitor::new(Some(&chain_source), &chanmon_cfgs[0].tx_broadcaster, &logger, &chanmon_cfgs[0].fee_estimator, &persister, &node_cfgs[0].keys_manager);
                assert!(watchtower.watch_channel(outpoint, new_monitor).is_ok());
                watchtower
        };
@@@ -8544,7 -8553,7 +8553,7 @@@ fn do_test_onchain_htlc_settlement_afte
        // responds by (1) broadcasting a channel update and (2) adding a new ChannelMonitor.
        let mut force_closing_node = 0; // Alice force-closes
        if !broadcast_alice { force_closing_node = 1; } // Bob force-closes
 -      nodes[force_closing_node].node.force_close_channel(&chan_ab.2);
 +      nodes[force_closing_node].node.force_close_channel(&chan_ab.2).unwrap();
        check_closed_broadcast!(nodes[force_closing_node], false);
        check_added_monitors!(nodes[force_closing_node], 1);
        if go_onchain_before_fulfill {