//! # }
//! # let logger = FakeLogger {};
//!
-//! let block_hash = genesis_block(Network::Bitcoin).header.block_hash();
-//! let network_graph = NetworkGraph::new(block_hash, &logger);
-//! let rapid_sync = RapidGossipSync::new(&network_graph);
+//! let network_graph = NetworkGraph::new(Network::Bitcoin, &logger);
+//! let rapid_sync = RapidGossipSync::new(&network_graph, &logger);
//! let snapshot_contents: &[u8] = &[0; 0];
//! let new_last_sync_timestamp_result = rapid_sync.update_network_graph(snapshot_contents);
//! ```
use lightning::routing::gossip::NetworkGraph;
use lightning::util::logger::Logger;
-pub use crate::error::GraphSyncError;
+use crate::error::GraphSyncError;
/// Error types that these functions can return
-mod error;
+pub mod error;
/// Core functionality of this crate
mod processing;
pub struct RapidGossipSync<NG: Deref<Target=NetworkGraph<L>>, L: Deref>
where L::Target: Logger {
network_graph: NG,
+ logger: L,
is_initial_sync_complete: AtomicBool
}
impl<NG: Deref<Target=NetworkGraph<L>>, L: Deref> RapidGossipSync<NG, L> where L::Target: Logger {
/// Instantiate a new [`RapidGossipSync`] instance.
- pub fn new(network_graph: NG) -> Self {
+ pub fn new(network_graph: NG, logger: L) -> Self {
Self {
network_graph,
+ logger,
is_initial_sync_complete: AtomicBool::new(false)
}
}
/// Update network graph from binary data.
/// Returns the last sync timestamp to be used the next time rapid sync data is queried.
///
- /// `network_graph`: network graph to be updated
- ///
/// `update_data`: `&[u8]` binary stream that comprises the update data
pub fn update_network_graph(&self, update_data: &[u8]) -> Result<u32, GraphSyncError> {
let mut read_cursor = io::Cursor::new(update_data);
self.update_network_graph_from_byte_stream(&mut read_cursor)
}
+ /// Update network graph from binary data.
+ /// Returns the last sync timestamp to be used the next time rapid sync data is queried.
+ ///
+ /// `update_data`: `&[u8]` binary stream that comprises the update data
+ /// `current_time_unix`: `Option<u64>` optional current timestamp to verify data age
+ pub fn update_network_graph_no_std(&self, update_data: &[u8], current_time_unix: Option<u64>) -> Result<u32, GraphSyncError> {
+ let mut read_cursor = io::Cursor::new(update_data);
+ self.update_network_graph_from_byte_stream_no_std(&mut read_cursor, current_time_unix)
+ }
+
/// Gets a reference to the underlying [`NetworkGraph`] which was provided in
/// [`RapidGossipSync::new`].
///
mod tests {
use std::fs;
- use bitcoin::blockdata::constants::genesis_block;
use bitcoin::Network;
use lightning::ln::msgs::DecodeError;
let sync_test = FileSyncTest::new(tmp_directory, &valid_response);
let graph_sync_test_file = sync_test.get_test_file_path();
- let block_hash = genesis_block(Network::Bitcoin).block_hash();
let logger = TestLogger::new();
- let network_graph = NetworkGraph::new(block_hash, &logger);
+ let network_graph = NetworkGraph::new(Network::Bitcoin, &logger);
assert_eq!(network_graph.read_only().channels().len(), 0);
- let rapid_sync = RapidGossipSync::new(&network_graph);
+ let rapid_sync = RapidGossipSync::new(&network_graph, &logger);
let sync_result = rapid_sync.sync_network_graph_with_file_path(&graph_sync_test_file);
if sync_result.is_err() {
#[test]
fn measure_native_read_from_file() {
- let block_hash = genesis_block(Network::Bitcoin).block_hash();
let logger = TestLogger::new();
- let network_graph = NetworkGraph::new(block_hash, &logger);
+ let network_graph = NetworkGraph::new(Network::Bitcoin, &logger);
assert_eq!(network_graph.read_only().channels().len(), 0);
- let rapid_sync = RapidGossipSync::new(&network_graph);
+ let rapid_sync = RapidGossipSync::new(&network_graph, &logger);
let start = std::time::Instant::now();
let sync_result = rapid_sync
.sync_network_graph_with_file_path("./res/full_graph.lngossip");
pub mod bench {
use test::Bencher;
- use bitcoin::blockdata::constants::genesis_block;
use bitcoin::Network;
use lightning::ln::msgs::DecodeError;
#[bench]
fn bench_reading_full_graph_from_file(b: &mut Bencher) {
- let block_hash = genesis_block(Network::Bitcoin).block_hash();
let logger = TestLogger::new();
b.iter(|| {
- let network_graph = NetworkGraph::new(block_hash, &logger);
- let rapid_sync = RapidGossipSync::new(&network_graph);
+ let network_graph = NetworkGraph::new(Network::Bitcoin, &logger);
+ let rapid_sync = RapidGossipSync::new(&network_graph, &logger);
let sync_result = rapid_sync.sync_network_graph_with_file_path("./res/full_graph.lngossip");
if let Err(crate::error::GraphSyncError::DecodeError(DecodeError::Io(io_error))) = &sync_result {
let error_string = format!("Input file lightning-rapid-gossip-sync/res/full_graph.lngossip is missing! Download it from https://bitcoin.ninja/ldk-compressed_graph-bc08df7542-2022-05-05.bin\n\n{:?}", io_error);