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Do not forward vote transactions (#3871)

This commit is contained in:
Pankaj Garg 2019-04-18 11:18:49 -07:00 committed by GitHub
parent 6a878602f2
commit f2187780d2
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1 changed files with 23 additions and 14 deletions
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37
core/src/banking_stage.rs
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@ -84,10 +84,11 @@ impl BankingStage {
// Many banks that process transactions in parallel.
let bank_thread_hdls: Vec<JoinHandle<()>> = (0..num_threads)
.map(|i| {
let verified_receiver = if i < num_threads - 1 {
verified_receiver.clone()
let (verified_receiver, enable_forwarding) = if i < num_threads - 1 {
(verified_receiver.clone(), true)
} else {
verified_vote_receiver.clone()
// Disable forwarding of vote transactions, as votes are gossiped
(verified_vote_receiver.clone(), false)
};
let poh_recorder = poh_recorder.clone();
@ -102,6 +103,7 @@ impl BankingStage {
&poh_recorder,
&cluster_info,
&mut recv_start,
enable_forwarding,
);
exit.store(true, Ordering::Relaxed);
})
@ -205,6 +207,7 @@ impl BankingStage {
poh_recorder: &Arc<Mutex<PohRecorder>>,
cluster_info: &Arc<RwLock<ClusterInfo>>,
buffered_packets: &[(Packets, usize, Vec<u8>)],
enable_forwarding: bool,
) -> Result<UnprocessedPackets> {
let rcluster_info = cluster_info.read().unwrap();
@ -219,11 +222,13 @@ impl BankingStage {
Self::process_buffered_packets(poh_recorder, buffered_packets)
}
BufferedPacketsDecision::Forward => {
let _ = Self::forward_unprocessed_packets(
&socket,
&rcluster_info.leader_data().unwrap().tpu_via_blobs,
&buffered_packets,
);
if enable_forwarding {
let _ = Self::forward_unprocessed_packets(
&socket,
&rcluster_info.leader_data().unwrap().tpu_via_blobs,
&buffered_packets,
);
}
Ok(vec![])
}
_ => Ok(buffered_packets.to_vec()),
@ -256,6 +261,7 @@ impl BankingStage {
poh_recorder: &Arc<Mutex<PohRecorder>>,
cluster_info: &Arc<RwLock<ClusterInfo>>,
recv_start: &mut Instant,
enable_forwarding: bool,
) {
let socket = UdpSocket::bind("0.0.0.0:0").unwrap();
let mut buffered_packets = vec![];
@ -266,6 +272,7 @@ impl BankingStage {
poh_recorder,
cluster_info,
&buffered_packets,
enable_forwarding,
)
.map(|packets| buffered_packets = packets)
.unwrap_or_else(|_| buffered_packets.clear());
@ -295,12 +302,14 @@ impl BankingStage {
continue;
}
if let Some(leader) = cluster_info.read().unwrap().leader_data() {
let _ = Self::forward_unprocessed_packets(
&socket,
&leader.tpu_via_blobs,
&unprocessed_packets,
);
if enable_forwarding {
if let Some(leader) = cluster_info.read().unwrap().leader_data() {
let _ = Self::forward_unprocessed_packets(
&socket,
&leader.tpu_via_blobs,
&unprocessed_packets,
);
}
}
}
Err(err) => {