X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=src%2Fdisk.rs;h=9b9a72b229a90dbd2c4fed34a906537470ff7218;hb=b61dae03855accbafcbbc68c69692cbe1797b195;hp=b019626440b6e80e9703d4e5de87d57658cd055a;hpb=6957dac4dee55a0252df837e5ac3b1db87a9a556;p=ldk-sample

diff --git a/src/disk.rs b/src/disk.rs
index b019626..9b9a72b 100644
--- a/src/disk.rs
+++ b/src/disk.rs
@@ -1,17 +1,20 @@
-use crate::cli;
-use bitcoin::secp256k1::key::PublicKey;
-use bitcoin::BlockHash;
+use crate::{cli, InboundPaymentInfoStorage, NetworkGraph, OutboundPaymentInfoStorage};
+use bitcoin::secp256k1::PublicKey;
+use bitcoin::Network;
 use chrono::Utc;
-use lightning::routing::network_graph::NetworkGraph;
-use lightning::routing::scoring::Scorer;
+use lightning::routing::scoring::{ProbabilisticScorer, ProbabilisticScoringDecayParameters};
 use lightning::util::logger::{Logger, Record};
-use lightning::util::ser::{Readable, Writeable, Writer};
+use lightning::util::ser::{Readable, ReadableArgs, Writer};
 use std::collections::HashMap;
 use std::fs;
 use std::fs::File;
-use std::io::{BufRead, BufReader, BufWriter};
+use std::io::{BufRead, BufReader};
 use std::net::SocketAddr;
 use std::path::Path;
+use std::sync::Arc;
+
+pub(crate) const INBOUND_PAYMENTS_FNAME: &str = "inbound_payments";
+pub(crate) const OUTBOUND_PAYMENTS_FNAME: &str = "outbound_payments";
 
 pub(crate) struct FilesystemLogger {
 	data_dir: String,
@@ -24,7 +27,7 @@ impl FilesystemLogger {
 	}
 }
 impl Logger for FilesystemLogger {
-	fn log(&self, record: &Record) {
+	fn log(&self, record: Record) {
 		let raw_log = record.args.to_string();
 		let log = format!(
 			"{} {:<5} [{}:{}] {}\n",
@@ -72,46 +75,44 @@ pub(crate) fn read_channel_peer_data(
 	Ok(peer_data)
 }
 
-pub(crate) fn persist_network(path: &Path, network_graph: &NetworkGraph) -> std::io::Result<()> {
-	let mut tmp_path = path.to_path_buf().into_os_string();
-	tmp_path.push(".tmp");
-	let file = fs::OpenOptions::new().write(true).create(true).open(&tmp_path)?;
-	let write_res = network_graph.write(&mut BufWriter::new(file));
-	if let Err(e) = write_res.and_then(|_| fs::rename(&tmp_path, path)) {
-		let _ = fs::remove_file(&tmp_path);
-		Err(e)
-	} else {
-		Ok(())
+pub(crate) fn read_network(
+	path: &Path, network: Network, logger: Arc<FilesystemLogger>,
+) -> NetworkGraph {
+	if let Ok(file) = File::open(path) {
+		if let Ok(graph) = NetworkGraph::read(&mut BufReader::new(file), logger.clone()) {
+			return graph;
+		}
 	}
+	NetworkGraph::new(network, logger)
 }
 
-pub(crate) fn read_network(path: &Path, genesis_hash: BlockHash) -> NetworkGraph {
+pub(crate) fn read_inbound_payment_info(path: &Path) -> InboundPaymentInfoStorage {
 	if let Ok(file) = File::open(path) {
-		if let Ok(graph) = NetworkGraph::read(&mut BufReader::new(file)) {
-			return graph;
+		if let Ok(info) = InboundPaymentInfoStorage::read(&mut BufReader::new(file)) {
+			return info;
 		}
 	}
-	NetworkGraph::new(genesis_hash)
+	InboundPaymentInfoStorage { payments: HashMap::new() }
 }
 
-pub(crate) fn persist_scorer(path: &Path, scorer: &Scorer) -> std::io::Result<()> {
-	let mut tmp_path = path.to_path_buf().into_os_string();
-	tmp_path.push(".tmp");
-	let file = fs::OpenOptions::new().write(true).create(true).open(&tmp_path)?;
-	let write_res = scorer.write(&mut BufWriter::new(file));
-	if let Err(e) = write_res.and_then(|_| fs::rename(&tmp_path, path)) {
-		let _ = fs::remove_file(&tmp_path);
-		Err(e)
-	} else {
-		Ok(())
+pub(crate) fn read_outbound_payment_info(path: &Path) -> OutboundPaymentInfoStorage {
+	if let Ok(file) = File::open(path) {
+		if let Ok(info) = OutboundPaymentInfoStorage::read(&mut BufReader::new(file)) {
+			return info;
+		}
 	}
+	OutboundPaymentInfoStorage { payments: HashMap::new() }
 }
 
-pub(crate) fn read_scorer(path: &Path) -> Scorer {
+pub(crate) fn read_scorer(
+	path: &Path, graph: Arc<NetworkGraph>, logger: Arc<FilesystemLogger>,
+) -> ProbabilisticScorer<Arc<NetworkGraph>, Arc<FilesystemLogger>> {
+	let params = ProbabilisticScoringDecayParameters::default();
 	if let Ok(file) = File::open(path) {
-		if let Ok(scorer) = Scorer::read(&mut BufReader::new(file)) {
+		let args = (params.clone(), Arc::clone(&graph), Arc::clone(&logger));
+		if let Ok(scorer) = ProbabilisticScorer::read(&mut BufReader::new(file), args) {
 			return scorer;
 		}
 	}
-	Scorer::default()
+	ProbabilisticScorer::new(params, graph, logger)
 }