423 lines
13 KiB
Rust
423 lines
13 KiB
Rust
#![allow(clippy::arithmetic_side_effects)]
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#[macro_use]
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extern crate log;
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use {
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rayon::iter::*,
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solana_gossip::{
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cluster_info::{ClusterInfo, Node},
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contact_info::{LegacyContactInfo as ContactInfo, Protocol},
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crds::Cursor,
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gossip_service::GossipService,
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},
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solana_perf::packet::Packet,
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solana_runtime::bank_forks::BankForks,
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solana_sdk::{
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hash::Hash,
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pubkey::Pubkey,
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signature::{Keypair, Signer},
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timing::timestamp,
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transaction::Transaction,
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},
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solana_streamer::{
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sendmmsg::{multi_target_send, SendPktsError},
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socket::SocketAddrSpace,
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},
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solana_vote_program::{vote_instruction, vote_state::Vote},
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std::{
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net::UdpSocket,
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sync::{
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atomic::{AtomicBool, Ordering},
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Arc, RwLock,
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},
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thread::sleep,
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time::Duration,
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},
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};
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fn test_node(exit: Arc<AtomicBool>) -> (Arc<ClusterInfo>, GossipService, UdpSocket) {
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let keypair = Arc::new(Keypair::new());
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let mut test_node = Node::new_localhost_with_pubkey(&keypair.pubkey());
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let cluster_info = Arc::new(ClusterInfo::new(
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test_node.info.clone(),
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keypair,
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SocketAddrSpace::Unspecified,
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));
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let gossip_service = GossipService::new(
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&cluster_info,
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None,
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test_node.sockets.gossip,
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None,
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true, // should_check_duplicate_instance
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None,
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exit,
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);
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let _ = cluster_info.my_contact_info();
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(
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cluster_info,
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gossip_service,
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test_node.sockets.tvu.pop().unwrap(),
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)
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}
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fn test_node_with_bank(
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node_keypair: Arc<Keypair>,
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exit: Arc<AtomicBool>,
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bank_forks: Arc<RwLock<BankForks>>,
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) -> (Arc<ClusterInfo>, GossipService, UdpSocket) {
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let mut test_node = Node::new_localhost_with_pubkey(&node_keypair.pubkey());
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let cluster_info = Arc::new(ClusterInfo::new(
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test_node.info.clone(),
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node_keypair,
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SocketAddrSpace::Unspecified,
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));
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let gossip_service = GossipService::new(
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&cluster_info,
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Some(bank_forks),
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test_node.sockets.gossip,
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None,
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true, // should_check_duplicate_instance
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None,
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exit,
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);
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let _ = cluster_info.my_contact_info();
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(
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cluster_info,
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gossip_service,
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test_node.sockets.tvu.pop().unwrap(),
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)
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}
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/// Test that the network converges.
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/// Run until every node in the network has a full ContactInfo set.
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/// Check that nodes stop sending updates after all the ContactInfo has been shared.
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/// tests that actually use this function are below
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fn run_gossip_topo<F>(num: usize, topo: F)
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where
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F: Fn(&Vec<(Arc<ClusterInfo>, GossipService, UdpSocket)>),
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{
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let exit = Arc::new(AtomicBool::new(false));
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let listen: Vec<_> = (0..num).map(|_| test_node(exit.clone())).collect();
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topo(&listen);
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let mut done = false;
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for i in 0..(num * 32) {
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let total: usize = listen.iter().map(|v| v.0.gossip_peers().len()).sum();
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if (total + num) * 10 > num * num * 9 {
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done = true;
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break;
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} else {
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trace!("not converged {} {} {}", i, total + num, num * num);
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}
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sleep(Duration::from_secs(1));
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}
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exit.store(true, Ordering::Relaxed);
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for (_, dr, _) in listen {
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dr.join().unwrap();
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}
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assert!(done);
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}
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/// retransmit messages to a list of nodes
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fn retransmit_to(
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peers: &[&ContactInfo],
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data: &[u8],
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socket: &UdpSocket,
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forwarded: bool,
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socket_addr_space: &SocketAddrSpace,
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) {
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trace!("retransmit orders {}", peers.len());
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let dests: Vec<_> = if forwarded {
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peers
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.iter()
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.filter_map(|peer| peer.tvu(Protocol::UDP).ok())
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.filter(|addr| socket_addr_space.check(addr))
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.collect()
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} else {
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peers
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.iter()
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.filter_map(|peer| peer.tvu(Protocol::UDP).ok())
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.filter(|addr| socket_addr_space.check(addr))
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.collect()
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};
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match multi_target_send(socket, data, &dests) {
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Ok(()) => (),
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Err(SendPktsError::IoError(ioerr, num_failed)) => {
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error!(
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"retransmit_to multi_target_send error: {:?}, {}/{} packets failed",
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ioerr,
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num_failed,
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dests.len(),
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);
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}
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}
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}
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/// ring a -> b -> c -> d -> e -> a
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#[test]
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fn gossip_ring() {
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solana_logger::setup();
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run_gossip_topo(50, |listen| {
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let num = listen.len();
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for n in 0..num {
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let y = n % listen.len();
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let x = (n + 1) % listen.len();
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let yv = &listen[y].0;
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let mut d = yv.lookup_contact_info(&yv.id(), |ci| ci.clone()).unwrap();
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d.set_wallclock(timestamp());
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listen[x].0.insert_legacy_info(d);
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}
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});
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}
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/// ring a -> b -> c -> d -> e -> a
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#[test]
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#[ignore]
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fn gossip_ring_large() {
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solana_logger::setup();
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run_gossip_topo(600, |listen| {
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let num = listen.len();
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for n in 0..num {
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let y = n % listen.len();
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let x = (n + 1) % listen.len();
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let yv = &listen[y].0;
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let mut d = yv.lookup_contact_info(&yv.id(), |ci| ci.clone()).unwrap();
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d.set_wallclock(timestamp());
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listen[x].0.insert_legacy_info(d);
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}
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});
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}
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/// star a -> (b,c,d,e)
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#[test]
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fn gossip_star() {
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solana_logger::setup();
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run_gossip_topo(10, |listen| {
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let num = listen.len();
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for n in 0..(num - 1) {
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let x = 0;
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let y = (n + 1) % listen.len();
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let yv = &listen[y].0;
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let mut yd = yv.lookup_contact_info(&yv.id(), |ci| ci.clone()).unwrap();
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yd.set_wallclock(timestamp());
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let xv = &listen[x].0;
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xv.insert_legacy_info(yd);
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trace!("star leader {}", &xv.id());
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}
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});
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}
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/// rstar a <- (b,c,d,e)
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#[test]
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fn gossip_rstar() {
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solana_logger::setup();
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run_gossip_topo(10, |listen| {
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let num = listen.len();
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let xd = {
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let xv = &listen[0].0;
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xv.lookup_contact_info(&xv.id(), |ci| ci.clone()).unwrap()
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};
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trace!("rstar leader {}", xd.pubkey());
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for n in 0..(num - 1) {
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let y = (n + 1) % listen.len();
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let yv = &listen[y].0;
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yv.insert_legacy_info(xd.clone());
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trace!("rstar insert {} into {}", xd.pubkey(), yv.id());
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}
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});
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}
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#[test]
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pub fn cluster_info_retransmit() {
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solana_logger::setup();
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let exit = Arc::new(AtomicBool::new(false));
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trace!("c1:");
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let (c1, dr1, tn1) = test_node(exit.clone());
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trace!("c2:");
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let (c2, dr2, tn2) = test_node(exit.clone());
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trace!("c3:");
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let (c3, dr3, tn3) = test_node(exit.clone());
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let c1_contact_info = c1.my_contact_info();
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c2.insert_info(c1_contact_info.clone());
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c3.insert_info(c1_contact_info);
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let num = 3;
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//wait to converge
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trace!("waiting to converge:");
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let mut done = false;
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for _ in 0..30 {
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done = c1.gossip_peers().len() == num - 1
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&& c2.gossip_peers().len() == num - 1
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&& c3.gossip_peers().len() == num - 1;
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if done {
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break;
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}
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sleep(Duration::from_secs(1));
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}
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assert!(done);
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let mut p = Packet::default();
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p.meta_mut().size = 10;
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let peers = c1.tvu_peers();
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let retransmit_peers: Vec<_> = peers.iter().collect();
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retransmit_to(
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&retransmit_peers,
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p.data(..).unwrap(),
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&tn1,
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false,
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&SocketAddrSpace::Unspecified,
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);
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let res: Vec<_> = [tn1, tn2, tn3]
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.into_par_iter()
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.map(|s| {
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let mut p = Packet::default();
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s.set_read_timeout(Some(Duration::from_secs(1))).unwrap();
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let res = s.recv_from(p.buffer_mut());
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res.is_err() //true if failed to receive the retransmit packet
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})
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.collect();
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//true if failed receive the retransmit packet, r2, and r3 should succeed
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//r1 was the sender, so it should fail to receive the packet
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assert_eq!(res, [true, false, false]);
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exit.store(true, Ordering::Relaxed);
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dr1.join().unwrap();
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dr2.join().unwrap();
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dr3.join().unwrap();
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}
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#[test]
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#[ignore]
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pub fn cluster_info_scale() {
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use {
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solana_measure::measure::Measure,
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solana_perf::test_tx::test_tx,
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solana_runtime::{
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bank::Bank,
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genesis_utils::{create_genesis_config_with_vote_accounts, ValidatorVoteKeypairs},
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},
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};
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solana_logger::setup();
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let exit = Arc::new(AtomicBool::new(false));
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let num_nodes: usize = std::env::var("NUM_NODES")
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.unwrap_or_else(|_| "10".to_string())
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.parse()
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.expect("could not parse NUM_NODES as a number");
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let vote_keypairs: Vec<_> = (0..num_nodes)
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.map(|_| ValidatorVoteKeypairs::new_rand())
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.collect();
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let genesis_config_info = create_genesis_config_with_vote_accounts(
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10_000,
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&vote_keypairs,
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vec![100; vote_keypairs.len()],
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);
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let bank0 = Bank::new_for_tests(&genesis_config_info.genesis_config);
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let bank_forks = BankForks::new_rw_arc(bank0);
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let nodes: Vec<_> = vote_keypairs
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.into_iter()
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.map(|keypairs| {
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test_node_with_bank(
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Arc::new(keypairs.node_keypair),
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exit.clone(),
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bank_forks.clone(),
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)
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})
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.collect();
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let ci0 = nodes[0].0.my_contact_info();
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for node in &nodes[1..] {
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node.0.insert_info(ci0.clone());
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}
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let mut time = Measure::start("time");
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let mut done;
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let mut success = false;
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for _ in 0..30 {
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done = true;
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for (i, node) in nodes.iter().enumerate() {
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warn!("node {} peers: {}", i, node.0.gossip_peers().len());
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if node.0.gossip_peers().len() != num_nodes - 1 {
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done = false;
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break;
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}
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}
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if done {
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success = true;
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break;
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}
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sleep(Duration::from_secs(1));
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}
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time.stop();
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warn!("found {} nodes in {} success: {}", num_nodes, time, success);
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for num_votes in 1..1000 {
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let mut time = Measure::start("votes");
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let tx = test_tx();
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warn!("tx.message.account_keys: {:?}", tx.message.account_keys);
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let vote = Vote::new(
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vec![1, 3, num_votes + 5], // slots
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Hash::default(),
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);
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let ix = vote_instruction::vote(
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&Pubkey::new_unique(), // vote_pubkey
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&Pubkey::new_unique(), // authorized_voter_pubkey
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vote,
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);
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let tx = Transaction::new_with_payer(
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&[ix], // instructions
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None, // payer
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);
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let tower = vec![num_votes + 5];
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nodes[0].0.push_vote(&tower, tx.clone());
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let mut success = false;
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for _ in 0..(30 * 5) {
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let mut not_done = 0;
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let mut num_old = 0;
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let mut num_push_total = 0;
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let mut num_pushes = 0;
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let mut num_pulls = 0;
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for (node, _, _) in nodes.iter() {
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//if node.0.get_votes(0).1.len() != (num_nodes * num_votes) {
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let has_tx = node
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.get_votes(&mut Cursor::default())
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.iter()
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.filter(|v| v.message.account_keys == tx.message.account_keys)
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.count();
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num_old += node.gossip.push.num_old.load(Ordering::Relaxed);
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num_push_total += node.gossip.push.num_total.load(Ordering::Relaxed);
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num_pushes += node.gossip.push.num_pushes.load(Ordering::Relaxed);
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num_pulls += node.gossip.pull.num_pulls.load(Ordering::Relaxed);
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if has_tx == 0 {
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not_done += 1;
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}
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}
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warn!("not_done: {}/{}", not_done, nodes.len());
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warn!("num_old: {}", num_old);
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warn!("num_push_total: {}", num_push_total);
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warn!("num_pushes: {}", num_pushes);
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warn!("num_pulls: {}", num_pulls);
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success = not_done < (nodes.len() / 20);
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if success {
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break;
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}
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sleep(Duration::from_millis(200));
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}
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time.stop();
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warn!(
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"propagated vote {} in {} success: {}",
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num_votes, time, success
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);
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sleep(Duration::from_millis(200));
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for (node, _, _) in nodes.iter() {
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node.gossip.push.num_old.store(0, Ordering::Relaxed);
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node.gossip.push.num_total.store(0, Ordering::Relaxed);
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node.gossip.push.num_pushes.store(0, Ordering::Relaxed);
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node.gossip.pull.num_pulls.store(0, Ordering::Relaxed);
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}
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}
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exit.store(true, Ordering::Relaxed);
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for node in nodes {
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node.1.join().unwrap();
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}
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}
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