535 lines
16 KiB
Rust
535 lines
16 KiB
Rust
//! Sync protocol integration tests.
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//!
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//! These tests verify:
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//! - Initial block synchronization
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//! - Header-first sync protocol
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//! - Block download and validation
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//! - Sync progress tracking
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//! - State transitions during sync
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//! - Recovery from sync failures
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use std::sync::Arc;
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use std::time::Duration;
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use tempfile::TempDir;
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use tokio::time::sleep;
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use tracing::info;
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use synord::config::NodeConfig;
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use synord::node::{NodeState, SynorNode};
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/// Test timeout for sync operations.
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const SYNC_TIMEOUT: Duration = Duration::from_secs(30);
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// ==================== Test Helpers ====================
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/// Creates a test node configuration.
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fn create_node_config(temp_dir: &TempDir, node_index: u16, seeds: Vec<String>) -> NodeConfig {
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let mut config = NodeConfig::for_network("devnet").unwrap();
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config.data_dir = temp_dir.path().join(format!("node_{}", node_index));
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config.mining.enabled = false;
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let port_base = 18000 + (std::process::id() % 500) as u16 * 10 + node_index * 3;
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config.p2p.listen_addr = format!("/ip4/127.0.0.1/tcp/{}", port_base);
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config.rpc.http_addr = format!("127.0.0.1:{}", port_base + 1);
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config.rpc.ws_addr = format!("127.0.0.1:{}", port_base + 2);
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config.p2p.seeds = seeds;
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config
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}
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/// A test network with sync capabilities.
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struct SyncTestNetwork {
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/// Seed node (has blocks).
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seed_node: Arc<SynorNode>,
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/// Syncing nodes.
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sync_nodes: Vec<Arc<SynorNode>>,
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/// Temp directories.
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_temp_dirs: Vec<TempDir>,
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}
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impl SyncTestNetwork {
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/// Creates a new sync test network.
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async fn new(sync_node_count: usize) -> anyhow::Result<Self> {
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let mut temp_dirs = Vec::new();
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// Create seed node
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let seed_temp = TempDir::new()?;
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let seed_config = create_node_config(&seed_temp, 0, vec![]);
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let seed_port = 18000 + (std::process::id() % 500) as u16 * 10;
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temp_dirs.push(seed_temp);
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let seed_node = Arc::new(SynorNode::new(seed_config).await?);
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// Create syncing nodes
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let mut sync_nodes = Vec::new();
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for i in 0..sync_node_count {
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let temp = TempDir::new()?;
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let config = create_node_config(
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&temp,
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(i + 1) as u16,
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vec![format!("/ip4/127.0.0.1/tcp/{}", seed_port)],
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);
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temp_dirs.push(temp);
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let node = Arc::new(SynorNode::new(config).await?);
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sync_nodes.push(node);
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}
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Ok(SyncTestNetwork {
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seed_node,
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sync_nodes,
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_temp_dirs: temp_dirs,
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})
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}
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/// Starts the seed node.
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async fn start_seed(&self) -> anyhow::Result<()> {
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self.seed_node.start().await
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}
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/// Starts all syncing nodes.
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async fn start_sync_nodes(&self) -> anyhow::Result<()> {
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for node in &self.sync_nodes {
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node.start().await?;
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}
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Ok(())
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}
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/// Stops all nodes.
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async fn stop_all(&self) -> anyhow::Result<()> {
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for node in &self.sync_nodes {
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node.stop().await?;
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}
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self.seed_node.stop().await
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}
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}
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// ==================== Sync State Tests ====================
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#[tokio::test]
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async fn test_sync_state_transitions() {
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let network = SyncTestNetwork::new(1).await.unwrap();
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// Start seed node first
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network.start_seed().await.unwrap();
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sleep(Duration::from_millis(500)).await;
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// Get initial sync state from syncing node before start
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let sync_node = &network.sync_nodes[0];
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// Start syncing node
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sync_node.start().await.unwrap();
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// Check sync service state
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{
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let sync_service = sync_node.sync();
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let initial_state = sync_service.state().await;
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info!(state = ?initial_state, "Initial sync state");
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// Allow time for sync to progress
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sleep(Duration::from_secs(3)).await;
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let current_state = sync_service.state().await;
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info!(state = ?current_state, "Current sync state");
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// In devnet with no blocks, should quickly reach Synced or stay Idle
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// (depends on whether there are blocks to sync)
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}
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network.stop_all().await.unwrap();
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}
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#[tokio::test]
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async fn test_sync_progress_reporting() {
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let network = SyncTestNetwork::new(1).await.unwrap();
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network.start_seed().await.unwrap();
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sleep(Duration::from_millis(500)).await;
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let sync_node = &network.sync_nodes[0];
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sync_node.start().await.unwrap();
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// Check sync progress
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{
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let sync_service = sync_node.sync();
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for i in 0..5 {
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let progress = sync_service.progress().await;
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info!(
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iteration = i,
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state = ?progress.state,
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current_blue_score = progress.current_blue_score,
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target_blue_score = progress.target_blue_score,
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progress_pct = format!("{:.2}%", progress.progress),
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headers_downloaded = progress.headers_downloaded,
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blocks_downloaded = progress.blocks_downloaded,
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blocks_per_sec = progress.blocks_per_second,
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eta_secs = progress.eta_seconds,
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"Sync progress"
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);
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sleep(Duration::from_millis(500)).await;
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}
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}
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network.stop_all().await.unwrap();
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}
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#[tokio::test]
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async fn test_is_synced_check() {
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let network = SyncTestNetwork::new(1).await.unwrap();
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network.start_seed().await.unwrap();
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sleep(Duration::from_millis(500)).await;
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let sync_node = &network.sync_nodes[0];
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sync_node.start().await.unwrap();
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// In empty devnet, should be synced quickly
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sleep(Duration::from_secs(2)).await;
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{
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let sync_service = sync_node.sync();
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let is_synced = sync_service.is_synced().await;
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info!(is_synced = is_synced, "Sync status");
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// Get network blue score for comparison
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let network_score = sync_service.get_network_blue_score().await;
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info!(network_blue_score = network_score, "Network blue score");
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}
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network.stop_all().await.unwrap();
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}
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// ==================== Sync Service Tests ====================
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#[tokio::test]
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async fn test_sync_service_start_stop() {
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let temp_dir = TempDir::new().unwrap();
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let config = create_node_config(&temp_dir, 0, vec![]);
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let node = SynorNode::new(config).await.unwrap();
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node.start().await.unwrap();
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// Verify sync service is accessible
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assert!(
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true, // sync service always exists
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"Sync service should be accessible"
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);
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let sync = node.sync();
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// Check that we can get state
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let state = sync.state().await;
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info!(state = ?state, "Sync service state");
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// Check that we can get progress
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let progress = sync.progress().await;
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info!(progress_pct = progress.progress, "Sync progress");
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node.stop().await.unwrap();
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}
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// ==================== Header Sync Tests ====================
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#[tokio::test]
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async fn test_header_request_response() {
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let network = SyncTestNetwork::new(1).await.unwrap();
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network.start_seed().await.unwrap();
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network.start_sync_nodes().await.unwrap();
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// Wait for connection
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sleep(Duration::from_secs(2)).await;
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// Verify nodes can communicate for header sync
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let sync_node = &network.sync_nodes[0];
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let network_service = sync_node.network();
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let peers = network_service.peers().await;
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info!(peer_count = peers.len(), "Connected peers");
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if !peers.is_empty() {
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// In a full implementation, we would request headers here
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// and verify the response mechanism
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info!("Header request/response path available");
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}
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network.stop_all().await.unwrap();
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}
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// ==================== Block Download Tests ====================
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#[tokio::test]
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async fn test_block_request_response() {
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let network = SyncTestNetwork::new(1).await.unwrap();
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network.start_seed().await.unwrap();
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network.start_sync_nodes().await.unwrap();
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sleep(Duration::from_secs(2)).await;
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let sync_node = &network.sync_nodes[0];
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let network_service = sync_node.network();
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let peers = network_service.peers().await;
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if !peers.is_empty() {
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// Attempt to request blocks (would need actual block hashes)
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let test_hashes = vec![[0u8; 32]]; // Dummy hash
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let result = network_service
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.request_blocks(&peers[0].id, test_hashes)
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.await;
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info!(result = ?result.is_ok(), "Block request result");
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// Error expected for non-existent hash, but API should work
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}
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network.stop_all().await.unwrap();
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}
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// ==================== Consensus Integration Tests ====================
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#[tokio::test]
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async fn test_sync_consensus_integration() {
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let network = SyncTestNetwork::new(1).await.unwrap();
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network.start_seed().await.unwrap();
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sleep(Duration::from_millis(500)).await;
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let sync_node = &network.sync_nodes[0];
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sync_node.start().await.unwrap();
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// Verify consensus service is initialized
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{
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let consensus = sync_node.consensus();
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let daa_score = consensus.current_daa_score().await;
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let blue_score = consensus.current_blue_score().await;
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let tips: Vec<[u8; 32]> = consensus.tips().await;
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info!(
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daa_score = daa_score,
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blue_score = blue_score,
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tip_count = tips.len(),
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"Consensus state after sync start"
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);
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// In empty devnet, should start from genesis
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assert!(
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daa_score <= 1,
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"New node should start at genesis or first block"
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);
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}
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network.stop_all().await.unwrap();
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}
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#[tokio::test]
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async fn test_sync_header_validation() {
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let network = SyncTestNetwork::new(1).await.unwrap();
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network.start_seed().await.unwrap();
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network.start_sync_nodes().await.unwrap();
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sleep(Duration::from_secs(2)).await;
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// Verify consensus can validate headers
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let sync_node = &network.sync_nodes[0];
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{
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let consensus = sync_node.consensus();
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// In a full test, we would create a header and validate it
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// For now, verify the validator is available
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let difficulty = consensus.current_difficulty().await;
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info!(difficulty = difficulty, "Current difficulty from consensus");
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}
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network.stop_all().await.unwrap();
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}
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// ==================== Multi-Sync Tests ====================
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#[tokio::test]
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async fn test_multiple_nodes_sync() {
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let network = SyncTestNetwork::new(3).await.unwrap();
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// Start seed first
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network.start_seed().await.unwrap();
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sleep(Duration::from_millis(500)).await;
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// Start all sync nodes
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network.start_sync_nodes().await.unwrap();
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// Wait for all to sync
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sleep(Duration::from_secs(3)).await;
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// Check sync state of all nodes
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for (i, node) in network.sync_nodes.iter().enumerate() {
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let sync = node.sync();
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let state = sync.state().await;
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let is_synced = sync.is_synced().await;
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info!(node = i, state = ?state, is_synced = is_synced, "Sync node state");
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}
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network.stop_all().await.unwrap();
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}
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#[tokio::test]
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async fn test_late_joiner_sync() {
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let network = SyncTestNetwork::new(2).await.unwrap();
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// Start seed and first sync node
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network.start_seed().await.unwrap();
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network.sync_nodes[0].start().await.unwrap();
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// Wait for first node to sync
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sleep(Duration::from_secs(2)).await;
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// Now start second node (late joiner)
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network.sync_nodes[1].start().await.unwrap();
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// Wait for late joiner to sync
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sleep(Duration::from_secs(2)).await;
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// Verify late joiner synced
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let sync = network.sync_nodes[1].sync();
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let state = sync.state().await;
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info!(state = ?state, "Late joiner sync state");
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// Both nodes should have similar state
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let consensus0 = network.sync_nodes[0].consensus();
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let consensus1 = network.sync_nodes[1].consensus();
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let score0 = consensus0.current_blue_score().await;
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let score1 = consensus1.current_blue_score().await;
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info!(
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node0_score = score0,
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node1_score = score1,
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"Blue scores comparison"
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);
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// Scores should be similar (might differ by 1-2 during sync)
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network.stop_all().await.unwrap();
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}
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// ==================== Edge Cases ====================
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#[tokio::test]
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async fn test_sync_without_peers() {
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let temp_dir = TempDir::new().unwrap();
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let config = create_node_config(&temp_dir, 0, vec![]);
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let node = SynorNode::new(config).await.unwrap();
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node.start().await.unwrap();
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// Node without peers should stay in appropriate state
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sleep(Duration::from_secs(2)).await;
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let sync = node.sync();
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let state = sync.state().await;
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info!(state = ?state, "Sync state without peers");
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// Should be idle or synced (since there's nothing to sync from)
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node.stop().await.unwrap();
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}
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#[tokio::test]
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async fn test_sync_after_disconnect() {
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let network = SyncTestNetwork::new(1).await.unwrap();
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network.start_seed().await.unwrap();
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network.start_sync_nodes().await.unwrap();
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// Wait for initial sync
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sleep(Duration::from_secs(2)).await;
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// Stop the seed node (simulating disconnect)
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info!("Disconnecting seed node");
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network.seed_node.stop().await.unwrap();
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sleep(Duration::from_secs(1)).await;
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// Sync node should handle disconnection gracefully
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let sync_node = &network.sync_nodes[0];
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{
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let sync = sync_node.sync();
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let state = sync.state().await;
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info!(state = ?state, "Sync state after seed disconnect");
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}
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// Node should still be functional
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assert_eq!(sync_node.state().await, NodeState::Running);
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// Restart seed
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info!("Restarting seed node");
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// Note: In real test, we'd need to recreate the seed node
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// For this test, we just verify the sync node didn't crash
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network.sync_nodes[0].stop().await.unwrap();
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}
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// ==================== Sync Configuration Tests ====================
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#[tokio::test]
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async fn test_sync_config_options() {
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let temp_dir = TempDir::new().unwrap();
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let mut config = create_node_config(&temp_dir, 0, vec![]);
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// Verify sync-related config options
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info!(
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finality_depth = config.consensus.finality_depth,
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pruning_enabled = config.storage.pruning.enabled,
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"Sync-related config"
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);
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// Finality depth affects when blocks are considered final
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assert!(
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config.consensus.finality_depth > 0,
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"Finality depth should be positive"
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);
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let node = SynorNode::new(config).await.unwrap();
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node.start().await.unwrap();
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// Verify config was applied
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let info = node.info().await;
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info!(config_applied = true, network = %info.network, "Config verification");
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node.stop().await.unwrap();
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}
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// ==================== Storage Integration Tests ====================
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#[tokio::test]
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async fn test_sync_persists_to_storage() {
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let temp_dir = TempDir::new().unwrap();
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// First run - create node and start
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{
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let config = create_node_config(&temp_dir, 0, vec![]);
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let node = SynorNode::new(config).await.unwrap();
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node.start().await.unwrap();
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// Let it run briefly
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sleep(Duration::from_secs(1)).await;
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// Get current state
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let consensus = node.consensus();
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let score = consensus.current_blue_score().await;
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info!(blue_score = score, "State before shutdown");
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node.stop().await.unwrap();
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}
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// Second run - verify state persisted
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{
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// Use same temp_dir
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let mut config = create_node_config(&temp_dir, 0, vec![]);
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config.data_dir = temp_dir.path().join("node_0"); // Same directory
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let node = SynorNode::new(config).await.unwrap();
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node.start().await.unwrap();
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let consensus = node.consensus();
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let score = consensus.current_blue_score().await;
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info!(blue_score = score, "State after restart");
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// Score should be preserved (or be consistent with stored state)
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node.stop().await.unwrap();
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}
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}
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