X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;ds=sidebyside;f=lightning%2Fsrc%2Futil%2Fpersist.rs;h=feb9ca9a00455992cb8f3810d32a3aec8d96a0d9;hb=refs%2Fheads%2F2022-07-110-bindings;hp=9476331c15618fb3cf099b7b875dee8e2ec18cd0;hpb=49649442798af0344ac7ed5dbbb2c99d90f7a3fe;p=rust-lightning

diff --git a/lightning/src/util/persist.rs b/lightning/src/util/persist.rs
index 9476331c..feb9ca9a 100644
--- a/lightning/src/util/persist.rs
+++ b/lightning/src/util/persist.rs
@@ -11,21 +11,23 @@
 use core::ops::Deref;
 use bitcoin::hashes::hex::ToHex;
 use io::{self};
+use routing::scoring::{Score, MultiThreadedLockableScore};
 
-use crate::{chain::{keysinterface::{Sign, KeysInterface}, self, transaction::{OutPoint}, chaininterface::{BroadcasterInterface, FeeEstimator}, chainmonitor::{Persist, MonitorUpdateId}, channelmonitor::{ChannelMonitor, ChannelMonitorUpdate}}, ln::channelmanager::ChannelManager, routing::network_graph::NetworkGraph};
+use crate::{chain::{keysinterface::{Sign, KeysInterface}, self, transaction::{OutPoint}, chaininterface::{BroadcasterInterface, FeeEstimator}, chainmonitor::{Persist, MonitorUpdateId}, channelmonitor::{ChannelMonitor, ChannelMonitorUpdate}}, ln::channelmanager::ChannelManager, routing::gossip::NetworkGraph};
 use super::{logger::Logger, ser::Writeable};
 
 /// Trait for a key-value store for persisting some writeable object at some key
 /// Implementing `KVStorePersister` provides auto-implementations for [`Persister`]
 /// and [`Persist`] traits.  It uses "manager", "network_graph",
 /// and "monitors/{funding_txo_id}_{funding_txo_index}" for keys.
+/// (C-not exported)
 pub trait KVStorePersister {
 	/// Persist the given writeable using the provided key
 	fn persist<W: Writeable>(&self, key: &str, object: &W) -> io::Result<()>;
 }
 
-/// Trait that handles persisting a [`ChannelManager`] and [`NetworkGraph`] to disk.
-pub trait Persister<Signer: Sign, M: Deref, T: Deref, K: Deref, F: Deref, L: Deref>
+/// Trait that handles persisting a [`ChannelManager`], [`NetworkGraph`], and [`MultiThreadedLockableScore`] to disk.
+pub trait Persister<'a, Signer: Sign, M: Deref, T: Deref, K: Deref, F: Deref, L: Deref, S: Score>
 	where M::Target: 'static + chain::Watch<Signer>,
 		T::Target: 'static + BroadcasterInterface,
 		K::Target: 'static + KeysInterface<Signer = Signer>,
@@ -36,25 +38,33 @@ pub trait Persister<Signer: Sign, M: Deref, T: Deref, K: Deref, F: Deref, L: Der
 	fn persist_manager(&self, channel_manager: &ChannelManager<Signer, M, T, K, F, L>) -> Result<(), io::Error>;
 
 	/// Persist the given [`NetworkGraph`] to disk, returning an error if persistence failed.
-	fn persist_graph(&self, network_graph: &NetworkGraph) -> Result<(), io::Error>;
+	fn persist_graph(&self, network_graph: &NetworkGraph<L>) -> Result<(), io::Error>;
+
+	/// Persist the given [`MultiThreadedLockableScore`] to disk, returning an error if persistence failed.
+	fn persist_scorer(&self, scorer: &MultiThreadedLockableScore<S>) -> Result<(), io::Error>;
 }
 
-impl<A: KVStorePersister, Signer: Sign, M: Deref, T: Deref, K: Deref, F: Deref, L: Deref> Persister<Signer, M, T, K, F, L> for A
+impl<'a, A: KVStorePersister, Signer: Sign, M: Deref, T: Deref, K: Deref, F: Deref, L: Deref, S: Score> Persister<'a, Signer, M, T, K, F, L, S> for A
 	where M::Target: 'static + chain::Watch<Signer>,
 		T::Target: 'static + BroadcasterInterface,
 		K::Target: 'static + KeysInterface<Signer = Signer>,
 		F::Target: 'static + FeeEstimator,
-		L::Target: 'static + Logger,
+		L::Target: 'static + Logger
 {
-	/// Persist the given ['ChannelManager'] to disk, returning an error if persistence failed.
+	/// Persist the given ['ChannelManager'] to disk with the name "manager", returning an error if persistence failed.
 	fn persist_manager(&self, channel_manager: &ChannelManager<Signer, M, T, K, F, L>) -> Result<(), io::Error> {
 		self.persist("manager", channel_manager)
 	}
 
-	/// Persist the given [`NetworkGraph`] to disk, returning an error if persistence failed.
-	fn persist_graph(&self, network_graph: &NetworkGraph) -> Result<(), io::Error> {
+	/// Persist the given [`NetworkGraph`] to disk with the name "network_graph", returning an error if persistence failed.
+	fn persist_graph(&self, network_graph: &NetworkGraph<L>) -> Result<(), io::Error> {
 		self.persist("network_graph", network_graph)
 	}
+
+	/// Persist the given [`MultiThreadedLockableScore`] to disk with name "scorer", returning an error if persistence failed.
+	fn persist_scorer(&self, scorer: &MultiThreadedLockableScore<S>) -> Result<(), io::Error> {
+		self.persist("scorer", &scorer)
+	}
 }
 
 impl<ChannelSigner: Sign, K: KVStorePersister> Persist<ChannelSigner> for K {