use std::sync::Arc;
use std::{fs, thread};
use std::time::{SystemTime, UNIX_EPOCH};
-use bitcoin::{BlockHash, Network};
+use bitcoin::blockdata::constants::ChainHash;
+use bitcoin::Network;
use bitcoin::secp256k1::ecdsa::Signature;
use bitcoin::secp256k1::{Secp256k1, SecretKey};
use bitcoin::hashes::Hash;
Signature::from_compact(&[0u8; 64]).unwrap()
}
-fn genesis_hash() -> BlockHash {
- bitcoin::blockdata::constants::genesis_block(Network::Bitcoin).block_hash()
+fn genesis_hash() -> ChainHash {
+ ChainHash::using_genesis_block(Network::Bitcoin)
}
fn current_time() -> u32 {
assert_eq!(last_update_seen_b, update_result - CLIENT_BACKDATE_INTERVAL);
}
+/// If a channel has only seen updates in one direction, it should not be announced
+#[tokio::test]
+async fn test_unidirectional_intermediate_update_consideration() {
+ let _sanitizer = SchemaSanitizer::new();
+
+ let logger = Arc::new(TestLogger::new());
+ let network_graph = NetworkGraph::new(Network::Bitcoin, logger.clone());
+ let network_graph_arc = Arc::new(network_graph);
+ let (mut persister, receiver) = GossipPersister::new(network_graph_arc.clone(), logger.clone());
+
+ let short_channel_id = 1;
+ let timestamp = current_time() - 10;
+ println!("timestamp: {}", timestamp);
+
+ { // seed the db
+ let announcement = generate_announcement(short_channel_id);
+ let update_1 = generate_update(short_channel_id, false, timestamp, 0, 0, 0, 6, 0);
+ let update_2 = generate_update(short_channel_id, true, timestamp + 1, 0, 0, 0, 3, 0);
+ let update_3 = generate_update(short_channel_id, true, timestamp + 2, 0, 0, 0, 4, 0);
+
+ network_graph_arc.update_channel_from_announcement_no_lookup(&announcement).unwrap();
+ network_graph_arc.update_channel_unsigned(&update_1.contents).unwrap();
+ network_graph_arc.update_channel_unsigned(&update_2.contents).unwrap();
+ network_graph_arc.update_channel_unsigned(&update_3.contents).unwrap();
+
+ receiver.send(GossipMessage::ChannelAnnouncement(announcement, Some(timestamp))).await.unwrap();
+ receiver.send(GossipMessage::ChannelUpdate(update_1, None)).await.unwrap();
+ receiver.send(GossipMessage::ChannelUpdate(update_2, None)).await.unwrap();
+ receiver.send(GossipMessage::ChannelUpdate(update_3, None)).await.unwrap();
+ drop(receiver);
+ persister.persist_gossip().await;
+ }
+
+ let channel_count = network_graph_arc.read_only().channels().len();
+ assert_eq!(channel_count, 1);
+
+ let client_graph = NetworkGraph::new(Network::Bitcoin, logger.clone());
+ let client_graph_arc = Arc::new(client_graph);
+ let rgs = RapidGossipSync::new(client_graph_arc.clone(), logger.clone());
+
+ let serialization = serialize_delta(network_graph_arc.clone(), timestamp + 1, logger.clone()).await;
+
+ logger.assert_log_contains("rapid_gossip_sync_server::lookup", "Fetched 1 update rows of the first update in a new direction", 1);
+ logger.assert_log_contains("rapid_gossip_sync_server::lookup", "Processed 1 reference rows", 1);
+ logger.assert_log_contains("rapid_gossip_sync_server::lookup", "Processed intermediate rows (2)", 1);
+
+ assert_eq!(serialization.message_count, 3);
+ assert_eq!(serialization.announcement_count, 1);
+ assert_eq!(serialization.update_count, 2);
+ assert_eq!(serialization.update_count_full, 2);
+ assert_eq!(serialization.update_count_incremental, 0);
+
+ let update_result = rgs.update_network_graph(&serialization.data).unwrap();
+ println!("update result: {}", update_result);
+ // the update result must be a multiple of our snapshot granularity
+
+ let readonly_graph = client_graph_arc.read_only();
+ let channels = readonly_graph.channels();
+ let client_channel_count = channels.len();
+ assert_eq!(client_channel_count, 1);
+
+ clean_test_db().await;
+}
+
+/// If a channel has only seen updates in one direction, it should not be announced
+#[tokio::test]
+async fn test_bidirectional_intermediate_update_consideration() {
+ let _sanitizer = SchemaSanitizer::new();
+
+ let logger = Arc::new(TestLogger::new());
+ let network_graph = NetworkGraph::new(Network::Bitcoin, logger.clone());
+ let network_graph_arc = Arc::new(network_graph);
+ let (mut persister, receiver) = GossipPersister::new(network_graph_arc.clone(), logger.clone());
+
+ let short_channel_id = 1;
+ let timestamp = current_time() - 10;
+ println!("timestamp: {}", timestamp);
+
+ { // seed the db
+ let announcement = generate_announcement(short_channel_id);
+ let update_1 = generate_update(short_channel_id, false, timestamp, 0, 0, 0, 5, 0);
+ let update_2 = generate_update(short_channel_id, false, timestamp + 1, 0, 0, 0, 4, 0);
+ let update_3 = generate_update(short_channel_id, false, timestamp + 2, 0, 0, 0, 3, 0);
+ let update_4 = generate_update(short_channel_id, true, timestamp, 0, 0, 0, 3, 0);
+
+ network_graph_arc.update_channel_from_announcement_no_lookup(&announcement).unwrap();
+ network_graph_arc.update_channel_unsigned(&update_1.contents).unwrap();
+ network_graph_arc.update_channel_unsigned(&update_2.contents).unwrap();
+ network_graph_arc.update_channel_unsigned(&update_3.contents).unwrap();
+ network_graph_arc.update_channel_unsigned(&update_4.contents).unwrap();
+
+ receiver.send(GossipMessage::ChannelAnnouncement(announcement, Some(timestamp))).await.unwrap();
+ receiver.send(GossipMessage::ChannelUpdate(update_1, None)).await.unwrap();
+ receiver.send(GossipMessage::ChannelUpdate(update_2, None)).await.unwrap();
+ receiver.send(GossipMessage::ChannelUpdate(update_3, None)).await.unwrap();
+ receiver.send(GossipMessage::ChannelUpdate(update_4, None)).await.unwrap();
+ drop(receiver);
+ persister.persist_gossip().await;
+ }
+
+ let channel_count = network_graph_arc.read_only().channels().len();
+ assert_eq!(channel_count, 1);
+
+ let serialization = serialize_delta(network_graph_arc.clone(), timestamp + 1, logger.clone()).await;
+
+ logger.assert_log_contains("rapid_gossip_sync_server::lookup", "Fetched 0 update rows of the first update in a new direction", 1);
+ logger.assert_log_contains("rapid_gossip_sync_server::lookup", "Processed 2 reference rows", 1);
+ logger.assert_log_contains("rapid_gossip_sync_server::lookup", "Processed intermediate rows (2)", 1);
+
+ assert_eq!(serialization.message_count, 1);
+ assert_eq!(serialization.announcement_count, 0);
+ assert_eq!(serialization.update_count, 1);
+ assert_eq!(serialization.update_count_full, 0);
+ assert_eq!(serialization.update_count_incremental, 1);
+
+ clean_test_db().await;
+}
+
#[tokio::test]
async fn test_full_snapshot_recency() {
let _sanitizer = SchemaSanitizer::new();
clean_test_db().await;
}
+#[tokio::test]
+async fn test_full_snapshot_interlaced_channel_timestamps() {
+ let _sanitizer = SchemaSanitizer::new();
+ let logger = Arc::new(TestLogger::new());
+ let network_graph = NetworkGraph::new(Network::Bitcoin, logger.clone());
+ let network_graph_arc = Arc::new(network_graph);
+
+ let main_channel_id = 1;
+ let timestamp = current_time();
+ println!("timestamp: {}", timestamp);
+
+ { // seed the db
+ let (mut persister, receiver) = GossipPersister::new(network_graph_arc.clone(), logger.clone());
+ let secondary_channel_id = main_channel_id + 1;
+
+ { // main channel
+ let announcement = generate_announcement(main_channel_id);
+ network_graph_arc.update_channel_from_announcement_no_lookup(&announcement).unwrap();
+ receiver.send(GossipMessage::ChannelAnnouncement(announcement, None)).await.unwrap();
+ }
+
+ { // secondary channel
+ let announcement = generate_announcement(secondary_channel_id);
+ network_graph_arc.update_channel_from_announcement_no_lookup(&announcement).unwrap();
+ receiver.send(GossipMessage::ChannelAnnouncement(announcement, None)).await.unwrap();
+ }
+
+ { // main channel
+ { // direction false
+ let update = generate_update(main_channel_id, false, timestamp - 2, 0, 0, 0, 0, 10);
+ network_graph_arc.update_channel_unsigned(&update.contents).unwrap();
+ receiver.send(GossipMessage::ChannelUpdate(update, None)).await.unwrap();
+ }
+ { // direction true
+ let update = generate_update(main_channel_id, true, timestamp - 2, 0, 0, 0, 0, 5);
+ network_graph_arc.update_channel_unsigned(&update.contents).unwrap();
+ receiver.send(GossipMessage::ChannelUpdate(update, None)).await.unwrap();
+ }
+ }
+
+ { // in-between channel
+ { // direction false
+ let update = generate_update(secondary_channel_id, false, timestamp - 1, 0, 0, 0, 0, 42);
+ network_graph_arc.update_channel_unsigned(&update.contents).unwrap();
+ receiver.send(GossipMessage::ChannelUpdate(update, None)).await.unwrap();
+ }
+ { // direction true
+ let update = generate_update(secondary_channel_id, true, timestamp - 1, 0, 0, 0, 0, 42);
+ network_graph_arc.update_channel_unsigned(&update.contents).unwrap();
+ receiver.send(GossipMessage::ChannelUpdate(update, None)).await.unwrap();
+ }
+ }
+
+ { // main channel
+ { // direction false
+ let update = generate_update(main_channel_id, false, timestamp, 0, 0, 0, 0, 11);
+ network_graph_arc.update_channel_unsigned(&update.contents).unwrap();
+ receiver.send(GossipMessage::ChannelUpdate(update, None)).await.unwrap();
+ }
+ { // direction true
+ let update = generate_update(main_channel_id, true, timestamp, 0, 0, 0, 0, 6);
+ network_graph_arc.update_channel_unsigned(&update.contents).unwrap();
+ receiver.send(GossipMessage::ChannelUpdate(update, None)).await.unwrap();
+ }
+ }
+
+ drop(receiver);
+ persister.persist_gossip().await;
+ }
+
+ let client_graph = NetworkGraph::new(Network::Bitcoin, logger.clone());
+ let client_graph_arc = Arc::new(client_graph);
+
+ { // sync after initial seed
+ let serialization = serialize_delta(network_graph_arc.clone(), 0, logger.clone()).await;
+ logger.assert_log_contains("rapid_gossip_sync_server", "announcement channel count: 2", 1);
+
+ let channel_count = network_graph_arc.read_only().channels().len();
+
+ assert_eq!(channel_count, 2);
+ assert_eq!(serialization.message_count, 6);
+ assert_eq!(serialization.announcement_count, 2);
+ assert_eq!(serialization.update_count, 4);
+
+ let rgs = RapidGossipSync::new(client_graph_arc.clone(), logger.clone());
+ let update_result = rgs.update_network_graph(&serialization.data).unwrap();
+ // the update result must be a multiple of our snapshot granularity
+ assert_eq!(update_result % config::snapshot_generation_interval(), 0);
+ assert!(update_result < timestamp);
+
+ let readonly_graph = client_graph_arc.read_only();
+ let channels = readonly_graph.channels();
+ let client_channel_count = channels.len();
+ assert_eq!(client_channel_count, 2);
+
+ let first_channel = channels.get(&main_channel_id).unwrap();
+ assert!(&first_channel.announcement_message.is_none());
+ // ensure the update in one direction shows the latest fee
+ assert_eq!(first_channel.one_to_two.as_ref().unwrap().fees.proportional_millionths, 11);
+ assert_eq!(first_channel.two_to_one.as_ref().unwrap().fees.proportional_millionths, 6);
+ }
+
+ clean_test_db().await;
+}
+
#[tokio::test]
async fn test_full_snapshot_persistence() {
let schema_sanitizer = SchemaSanitizer::new();
projects / rapid-gossip-sync-server / blobdiff