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Extended Gossipsub metrics (#1577)

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## Issue Addressed

N/A

## Proposed Changes

Adds extended metrics to get a better idea of what is happening at the gossipsub layer of lighthouse. This provides information about mesh statistics per topics, subscriptions and peer scores. 

## Additional Info
This commit is contained in:
Age Manning 2020-09-01 06:59:14 +00:00
parent 8301a984eb
commit fb9d828e5e
11 changed files with 445 additions and 89 deletions
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32
Cargo.lock generated
View File

@ -2624,7 +2624,7 @@ checksum = "c7d73b3f436185384286bd8098d17ec07c9a7d2388a6599f824d8502b529702a"
[[package]]
name = "libp2p"
version = "0.25.0"
source = "git+https://github.com/sigp/rust-libp2p?rev=d0f9d6b9b3fef9616026f3ddf11d75fe9f7a41df#d0f9d6b9b3fef9616026f3ddf11d75fe9f7a41df"
source = "git+https://github.com/sigp/rust-libp2p?rev=03f998022ce2f566a6c6e6c4206bc0ce4d45109f#03f998022ce2f566a6c6e6c4206bc0ce4d45109f"
dependencies = [
"atomic",
"bytes 0.5.6",
@ -2641,7 +2641,7 @@ dependencies = [
"libp2p-tcp",
"libp2p-websocket",
"multihash",
"parity-multiaddr 0.9.1 (git+https://github.com/sigp/rust-libp2p?rev=d0f9d6b9b3fef9616026f3ddf11d75fe9f7a41df)",
"parity-multiaddr 0.9.1 (git+https://github.com/sigp/rust-libp2p?rev=03f998022ce2f566a6c6e6c4206bc0ce4d45109f)",
"parking_lot 0.10.2",
"pin-project",
"smallvec 1.4.2",
@ -2685,7 +2685,7 @@ dependencies = [
[[package]]
name = "libp2p-core"
version = "0.21.0"
source = "git+https://github.com/sigp/rust-libp2p?rev=d0f9d6b9b3fef9616026f3ddf11d75fe9f7a41df#d0f9d6b9b3fef9616026f3ddf11d75fe9f7a41df"
source = "git+https://github.com/sigp/rust-libp2p?rev=03f998022ce2f566a6c6e6c4206bc0ce4d45109f#03f998022ce2f566a6c6e6c4206bc0ce4d45109f"
dependencies = [
"asn1_der",
"bs58",
@ -2698,8 +2698,8 @@ dependencies = [
"libsecp256k1",
"log 0.4.11",
"multihash",
"multistream-select 0.8.2 (git+https://github.com/sigp/rust-libp2p?rev=d0f9d6b9b3fef9616026f3ddf11d75fe9f7a41df)",
"parity-multiaddr 0.9.1 (git+https://github.com/sigp/rust-libp2p?rev=d0f9d6b9b3fef9616026f3ddf11d75fe9f7a41df)",
"multistream-select 0.8.2 (git+https://github.com/sigp/rust-libp2p?rev=03f998022ce2f566a6c6e6c4206bc0ce4d45109f)",
"parity-multiaddr 0.9.1 (git+https://github.com/sigp/rust-libp2p?rev=03f998022ce2f566a6c6e6c4206bc0ce4d45109f)",
"parking_lot 0.10.2",
"pin-project",
"prost",
@ -2718,7 +2718,7 @@ dependencies = [
[[package]]
name = "libp2p-core-derive"
version = "0.20.2"
source = "git+https://github.com/sigp/rust-libp2p?rev=d0f9d6b9b3fef9616026f3ddf11d75fe9f7a41df#d0f9d6b9b3fef9616026f3ddf11d75fe9f7a41df"
source = "git+https://github.com/sigp/rust-libp2p?rev=03f998022ce2f566a6c6e6c4206bc0ce4d45109f#03f998022ce2f566a6c6e6c4206bc0ce4d45109f"
dependencies = [
"quote",
"syn",
@ -2727,7 +2727,7 @@ dependencies = [
[[package]]
name = "libp2p-dns"
version = "0.21.0"
source = "git+https://github.com/sigp/rust-libp2p?rev=d0f9d6b9b3fef9616026f3ddf11d75fe9f7a41df#d0f9d6b9b3fef9616026f3ddf11d75fe9f7a41df"
source = "git+https://github.com/sigp/rust-libp2p?rev=03f998022ce2f566a6c6e6c4206bc0ce4d45109f#03f998022ce2f566a6c6e6c4206bc0ce4d45109f"
dependencies = [
"futures 0.3.5",
"libp2p-core 0.21.0",
@ -2737,7 +2737,7 @@ dependencies = [
[[package]]
name = "libp2p-gossipsub"
version = "0.22.0"
source = "git+https://github.com/sigp/rust-libp2p?rev=d0f9d6b9b3fef9616026f3ddf11d75fe9f7a41df#d0f9d6b9b3fef9616026f3ddf11d75fe9f7a41df"
source = "git+https://github.com/sigp/rust-libp2p?rev=03f998022ce2f566a6c6e6c4206bc0ce4d45109f#03f998022ce2f566a6c6e6c4206bc0ce4d45109f"
dependencies = [
"base64 0.12.3",
"byteorder",
@ -2761,7 +2761,7 @@ dependencies = [
[[package]]
name = "libp2p-identify"
version = "0.22.0"
source = "git+https://github.com/sigp/rust-libp2p?rev=d0f9d6b9b3fef9616026f3ddf11d75fe9f7a41df#d0f9d6b9b3fef9616026f3ddf11d75fe9f7a41df"
source = "git+https://github.com/sigp/rust-libp2p?rev=03f998022ce2f566a6c6e6c4206bc0ce4d45109f#03f998022ce2f566a6c6e6c4206bc0ce4d45109f"
dependencies = [
"futures 0.3.5",
"libp2p-core 0.21.0",
@ -2776,7 +2776,7 @@ dependencies = [
[[package]]
name = "libp2p-mplex"
version = "0.21.0"
source = "git+https://github.com/sigp/rust-libp2p?rev=d0f9d6b9b3fef9616026f3ddf11d75fe9f7a41df#d0f9d6b9b3fef9616026f3ddf11d75fe9f7a41df"
source = "git+https://github.com/sigp/rust-libp2p?rev=03f998022ce2f566a6c6e6c4206bc0ce4d45109f#03f998022ce2f566a6c6e6c4206bc0ce4d45109f"
dependencies = [
"bytes 0.5.6",
"fnv",
@ -2791,7 +2791,7 @@ dependencies = [
[[package]]
name = "libp2p-noise"
version = "0.23.0"
source = "git+https://github.com/sigp/rust-libp2p?rev=d0f9d6b9b3fef9616026f3ddf11d75fe9f7a41df#d0f9d6b9b3fef9616026f3ddf11d75fe9f7a41df"
source = "git+https://github.com/sigp/rust-libp2p?rev=03f998022ce2f566a6c6e6c4206bc0ce4d45109f#03f998022ce2f566a6c6e6c4206bc0ce4d45109f"
dependencies = [
"bytes 0.5.6",
"curve25519-dalek 2.1.0",
@ -2812,7 +2812,7 @@ dependencies = [
[[package]]
name = "libp2p-swarm"
version = "0.22.0"
source = "git+https://github.com/sigp/rust-libp2p?rev=d0f9d6b9b3fef9616026f3ddf11d75fe9f7a41df#d0f9d6b9b3fef9616026f3ddf11d75fe9f7a41df"
source = "git+https://github.com/sigp/rust-libp2p?rev=03f998022ce2f566a6c6e6c4206bc0ce4d45109f#03f998022ce2f566a6c6e6c4206bc0ce4d45109f"
dependencies = [
"either",
"futures 0.3.5",
@ -2827,7 +2827,7 @@ dependencies = [
[[package]]
name = "libp2p-tcp"
version = "0.21.0"
source = "git+https://github.com/sigp/rust-libp2p?rev=d0f9d6b9b3fef9616026f3ddf11d75fe9f7a41df#d0f9d6b9b3fef9616026f3ddf11d75fe9f7a41df"
source = "git+https://github.com/sigp/rust-libp2p?rev=03f998022ce2f566a6c6e6c4206bc0ce4d45109f#03f998022ce2f566a6c6e6c4206bc0ce4d45109f"
dependencies = [
"futures 0.3.5",
"futures-timer",
@ -2842,7 +2842,7 @@ dependencies = [
[[package]]
name = "libp2p-websocket"
version = "0.22.0"
source = "git+https://github.com/sigp/rust-libp2p?rev=d0f9d6b9b3fef9616026f3ddf11d75fe9f7a41df#d0f9d6b9b3fef9616026f3ddf11d75fe9f7a41df"
source = "git+https://github.com/sigp/rust-libp2p?rev=03f998022ce2f566a6c6e6c4206bc0ce4d45109f#03f998022ce2f566a6c6e6c4206bc0ce4d45109f"
dependencies = [
"async-tls",
"either",
@ -3223,7 +3223,7 @@ checksum = "1255076139a83bb467426e7f8d0134968a8118844faa755985e077cf31850333"
[[package]]
name = "multistream-select"
version = "0.8.2"
source = "git+https://github.com/sigp/rust-libp2p?rev=d0f9d6b9b3fef9616026f3ddf11d75fe9f7a41df#d0f9d6b9b3fef9616026f3ddf11d75fe9f7a41df"
source = "git+https://github.com/sigp/rust-libp2p?rev=03f998022ce2f566a6c6e6c4206bc0ce4d45109f#03f998022ce2f566a6c6e6c4206bc0ce4d45109f"
dependencies = [
"bytes 0.5.6",
"futures 0.3.5",
@ -3517,7 +3517,7 @@ dependencies = [
[[package]]
name = "parity-multiaddr"
version = "0.9.1"
source = "git+https://github.com/sigp/rust-libp2p?rev=d0f9d6b9b3fef9616026f3ddf11d75fe9f7a41df#d0f9d6b9b3fef9616026f3ddf11d75fe9f7a41df"
source = "git+https://github.com/sigp/rust-libp2p?rev=03f998022ce2f566a6c6e6c4206bc0ce4d45109f#03f998022ce2f566a6c6e6c4206bc0ce4d45109f"
dependencies = [
"arrayref",
"bs58",

2
beacon_node/eth2_libp2p/Cargo.toml
View File

@ -41,7 +41,7 @@ rand = "0.7.3"
[dependencies.libp2p]
#version = "0.23.0"
git = "https://github.com/sigp/rust-libp2p"
rev = "d0f9d6b9b3fef9616026f3ddf11d75fe9f7a41df"
rev = "03f998022ce2f566a6c6e6c4206bc0ce4d45109f"
default-features = false
features = ["websocket", "identify", "mplex", "noise", "gossipsub", "dns", "tcp-tokio"]

38
beacon_node/eth2_libp2p/src/behaviour/mod.rs
View File

@ -249,8 +249,28 @@ impl<TSpec: EthSpec> Behaviour<TSpec> {
for topic in message.topics(GossipEncoding::default(), self.enr_fork_id.fork_digest) {
match message.encode(GossipEncoding::default()) {
Ok(message_data) => {
if let Err(e) = self.gossipsub.publish(topic.into(), message_data) {
if let Err(e) = self.gossipsub.publish(topic.clone().into(), message_data) {
slog::warn!(self.log, "Could not publish message"; "error" => format!("{:?}", e));
// add to metrics
match topic.kind() {
GossipKind::Attestation(subnet_id) => {
if let Some(v) = metrics::get_int_gauge(
&metrics::FAILED_ATTESTATION_PUBLISHES_PER_SUBNET,
&[&subnet_id.to_string()],
) {
v.inc()
};
}
kind => {
if let Some(v) = metrics::get_int_gauge(
&metrics::FAILED_PUBLISHES_PER_MAIN_TOPIC,
&[&format!("{:?}", kind)],
) {
v.inc()
};
}
}
}
}
Err(e) => crit!(self.log, "Could not publish message"; "error" => e),
@ -471,23 +491,9 @@ impl<TSpec: EthSpec> Behaviour<TSpec> {
}
}
GossipsubEvent::Subscribed { peer_id, topic } => {
if let Some(topic_metric) = metrics::get_int_gauge(
&metrics::GOSSIPSUB_SUBSCRIBED_PEERS_COUNT,
&[topic.as_str()],
) {
topic_metric.inc()
}
self.add_event(BehaviourEvent::PeerSubscribed(peer_id, topic));
}
GossipsubEvent::Unsubscribed { peer_id: _, topic } => {
if let Some(topic_metric) = metrics::get_int_gauge(
&metrics::GOSSIPSUB_SUBSCRIBED_PEERS_COUNT,
&[topic.as_str()],
) {
topic_metric.dec()
}
}
GossipsubEvent::Unsubscribed { .. } => {}
}
}

2
beacon_node/eth2_libp2p/src/lib.rs
View File

@ -19,7 +19,7 @@ pub use behaviour::{BehaviourEvent, PeerRequestId, Request, Response};
pub use config::Config as NetworkConfig;
pub use discovery::{CombinedKeyExt, EnrExt, Eth2Enr};
pub use discv5;
pub use libp2p::gossipsub::{MessageAcceptance, MessageId, Topic, TopicHash};
pub use libp2p::gossipsub::{Gossipsub, MessageAcceptance, MessageId, Topic, TopicHash};
pub use libp2p::{core::ConnectedPoint, PeerId, Swarm};
pub use libp2p::{multiaddr, Multiaddr};
pub use metrics::scrape_discovery_metrics;

17
beacon_node/eth2_libp2p/src/metrics.rs
View File

@ -34,9 +34,20 @@ lazy_static! {
"Unsolicited discovery requests per ip per second",
&["Addresses"]
);
pub static ref GOSSIPSUB_SUBSCRIBED_PEERS_COUNT: Result<IntGaugeVec> = try_create_int_gauge_vec(
"gossipsub_peers_per_topic_count",
"Peers subscribed per topic",
pub static ref PEERS_PER_CLIENT: Result<IntGaugeVec> = try_create_int_gauge_vec(
"libp2p_peers_per_client",
"The connected peers via client implementation",
&["Client"]
);
pub static ref FAILED_ATTESTATION_PUBLISHES_PER_SUBNET: Result<IntGaugeVec> =
try_create_int_gauge_vec(
"gossipsub_failed_attestation_publishes_per_subnet",
"Failed attestation publishes per subnet",
&["subnet"]
);
pub static ref FAILED_PUBLISHES_PER_MAIN_TOPIC: Result<IntGaugeVec> = try_create_int_gauge_vec(
"gossipsub_failed_publishes_per_main_topic",
"Failed gossip publishes",
&["topic_hash"]
);
}

8
beacon_node/eth2_libp2p/src/peer_manager/client.rs
View File

@ -20,7 +20,7 @@ pub struct Client {
pub agent_string: Option<String>,
}
#[derive(Clone, Debug, Serialize)]
#[derive(Clone, Debug, Serialize, PartialEq)]
pub enum ClientKind {
/// A lighthouse node (the best kind).
Lighthouse,
@ -98,6 +98,12 @@ impl std::fmt::Display for Client {
}
}
impl std::fmt::Display for ClientKind {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
write!(f, "{:?}", self)
}
}
// helper function to identify clients from their agent_version. Returns the client
// kind and it's associated version and the OS kind.
fn client_from_agent_version(agent_version: &str) -> (ClientKind, String, String) {

58
beacon_node/eth2_libp2p/src/peer_manager/mod.rs
View File

@ -239,6 +239,27 @@ impl<TSpec: EthSpec> PeerManager<TSpec> {
///
/// This is also called when dialing a peer fails.
pub fn notify_disconnect(&mut self, peer_id: &PeerId) {
// Decrement the PEERS_PER_CLIENT metric
if let Some(kind) = self
.network_globals
.peers
.read()
.peer_info(peer_id)
.and_then(|peer_info| {
if let Connected { .. } = peer_info.connection_status {
Some(peer_info.client.kind.clone())
} else {
None
}
})
{
if let Some(v) =
metrics::get_int_gauge(&metrics::PEERS_PER_CLIENT, &[&kind.to_string()])
{
v.dec()
};
}
self.network_globals.peers.write().disconnect(peer_id);
// remove the ping and status timer for the peer
@ -296,8 +317,25 @@ impl<TSpec: EthSpec> PeerManager<TSpec> {
/// Updates `PeerInfo` with `identify` information.
pub fn identify(&mut self, peer_id: &PeerId, info: &IdentifyInfo) {
if let Some(peer_info) = self.network_globals.peers.write().peer_info_mut(peer_id) {
let previous_kind = peer_info.client.kind.clone();
peer_info.client = client::Client::from_identify_info(info);
peer_info.listening_addresses = info.listen_addrs.clone();
if previous_kind != peer_info.client.kind {
// update the peer client kind metric
if let Some(v) = metrics::get_int_gauge(
&metrics::PEERS_PER_CLIENT,
&[&peer_info.client.kind.to_string()],
) {
v.inc()
};
if let Some(v) = metrics::get_int_gauge(
&metrics::PEERS_PER_CLIENT,
&[&previous_kind.to_string()],
) {
v.dec()
};
}
} else {
crit!(self.log, "Received an Identify response from an unknown peer"; "peer_id" => peer_id.to_string());
}
@ -551,7 +589,10 @@ impl<TSpec: EthSpec> PeerManager<TSpec> {
}
match connection {
ConnectingType::Dialing => peerdb.dialing_peer(peer_id),
ConnectingType::Dialing => {
peerdb.dialing_peer(peer_id);
return true;
}
ConnectingType::IngoingConnected => peerdb.connect_outgoing(peer_id),
ConnectingType::OutgoingConnected => peerdb.connect_ingoing(peer_id),
}
@ -568,6 +609,21 @@ impl<TSpec: EthSpec> PeerManager<TSpec> {
self.network_globals.connected_peers() as i64,
);
// Increment the PEERS_PER_CLIENT metric
if let Some(kind) = self
.network_globals
.peers
.read()
.peer_info(peer_id)
.map(|peer_info| peer_info.client.kind.clone())
{
if let Some(v) =
metrics::get_int_gauge(&metrics::PEERS_PER_CLIENT, &[&kind.to_string()])
{
v.inc()
};
}
true
}

46
beacon_node/eth2_libp2p/src/peer_manager/peer_info.rs
View File

@ -4,7 +4,7 @@ use super::PeerSyncStatus;
use crate::rpc::MetaData;
use crate::Multiaddr;
use serde::{
ser::{SerializeStructVariant, Serializer},
ser::{SerializeStruct, Serializer},
Serialize,
};
use std::net::IpAddr;
@ -120,29 +120,51 @@ pub enum PeerConnectionStatus {
/// Serialization for http requests.
impl Serialize for PeerConnectionStatus {
fn serialize<S: Serializer>(&self, serializer: S) -> Result<S::Ok, S::Error> {
let mut s = serializer.serialize_struct("connection_status", 5)?;
match self {
Connected { n_in, n_out } => {
let mut s = serializer.serialize_struct_variant("", 0, "Connected", 2)?;
s.serialize_field("in", n_in)?;
s.serialize_field("out", n_out)?;
s.serialize_field("status", "connected")?;
s.serialize_field("connections_in", n_in)?;
s.serialize_field("connections_out", n_out)?;
s.serialize_field("last_seen", &0)?;
s.serialize_field("banned_ips", &Vec::<IpAddr>::new())?;
s.end()
}
Disconnected { since } => {
let mut s = serializer.serialize_struct_variant("", 1, "Disconnected", 1)?;
s.serialize_field("since", &since.elapsed().as_secs())?;
s.serialize_field("status", "disconnected")?;
s.serialize_field("connections_in", &0)?;
s.serialize_field("connections_out", &0)?;
s.serialize_field("last_seen", &since.elapsed().as_secs())?;
s.serialize_field("banned_ips", &Vec::<IpAddr>::new())?;
s.end()
}
Banned { since, .. } => {
let mut s = serializer.serialize_struct_variant("", 2, "Banned", 1)?;
s.serialize_field("since", &since.elapsed().as_secs())?;
Banned {
since,
ip_addresses,
} => {
s.serialize_field("status", "banned")?;
s.serialize_field("connections_in", &0)?;
s.serialize_field("connections_out", &0)?;
s.serialize_field("last_seen", &since.elapsed().as_secs())?;
s.serialize_field("banned_ips", &ip_addresses)?;
s.end()
}
Dialing { since } => {
let mut s = serializer.serialize_struct_variant("", 3, "Dialing", 1)?;
s.serialize_field("since", &since.elapsed().as_secs())?;
s.serialize_field("status", "dialing")?;
s.serialize_field("connections_in", &0)?;
s.serialize_field("connections_out", &0)?;
s.serialize_field("last_seen", &since.elapsed().as_secs())?;
s.serialize_field("banned_ips", &Vec::<IpAddr>::new())?;
s.end()
}
Unknown => {
s.serialize_field("status", "unknown")?;
s.serialize_field("connections_in", &0)?;
s.serialize_field("connections_out", &0)?;
s.serialize_field("last_seen", &0)?;
s.serialize_field("banned_ips", &Vec::<IpAddr>::new())?;
s.end()
}
Unknown => serializer.serialize_unit_variant("", 4, "Unknown"),
}
}
}

117
beacon_node/network/src/metrics.rs
View File

@ -1,36 +1,91 @@
use beacon_chain::attestation_verification::Error as AttnError;
pub use lighthouse_metrics::*;
lazy_static! {
/*
* Gossip subnets and scoring
*/
pub static ref PEERS_PER_PROTOCOL: Result<IntGaugeVec> = try_create_int_gauge_vec(
"gossipsub_peers_per_protocol",
"Peers via supported protocol",
&["protocol"]
);
pub static ref GOSSIPSUB_SUBSCRIBED_SUBNET_TOPIC: Result<IntGaugeVec> = try_create_int_gauge_vec(
"gossipsub_subscribed_subnets",
"Subnets currently subscribed to",
&["subnet"]
);
pub static ref GOSSIPSUB_SUBSCRIBED_PEERS_SUBNET_TOPIC: Result<IntGaugeVec> = try_create_int_gauge_vec(
"gossipsub_peers_per_subnet_topic_count",
"Peers subscribed per subnet topic",
&["subnet"]
);
pub static ref MESH_PEERS_PER_MAIN_TOPIC: Result<IntGaugeVec> = try_create_int_gauge_vec(
"gossipsub_mesh_peers_per_main_topic",
"Mesh peers per main topic",
&["topic_hash"]
);
pub static ref MESH_PEERS_PER_SUBNET_TOPIC: Result<IntGaugeVec> = try_create_int_gauge_vec(
"gossipsub_mesh_peers_per_subnet_topic",
"Mesh peers per subnet topic",
&["subnet"]
);
pub static ref AVG_GOSSIPSUB_PEER_SCORE_PER_MAIN_TOPIC: Result<IntGaugeVec> = try_create_int_gauge_vec(
"gossipsub_avg_peer_score_per_topic",
"Average peer's score per topic",
&["topic_hash"]
);
pub static ref AVG_GOSSIPSUB_PEER_SCORE_PER_SUBNET_TOPIC: Result<IntGaugeVec> = try_create_int_gauge_vec(
"gossipsub_avg_peer_score_per_subnet_topic",
"Average peer's score per subnet topic",
&["subnet"]
);
pub static ref ATTESTATIONS_PUBLISHED_PER_SUBNET_PER_SLOT: Result<IntCounterVec> = try_create_int_counter_vec(
"gossipsub_attestations_published_per_subnet_per_slot",
"Failed attestation publishes per subnet",
&["subnet"]
);
}
lazy_static! {
/*
* Gossip Rx
*/
pub static ref GOSSIP_BLOCKS_RX: Result<IntCounter> = try_create_int_counter(
"network_gossip_blocks_rx_total",
"gossipsub_blocks_rx_total",
"Count of gossip blocks received"
);
pub static ref GOSSIP_UNAGGREGATED_ATTESTATIONS_RX: Result<IntCounter> = try_create_int_counter(
"network_gossip_unaggregated_attestations_rx_total",
"gossipsub_unaggregated_attestations_rx_total",
"Count of gossip unaggregated attestations received"
);
pub static ref GOSSIP_AGGREGATED_ATTESTATIONS_RX: Result<IntCounter> = try_create_int_counter(
"network_gossip_aggregated_attestations_rx_total",
"gossipsub_aggregated_attestations_rx_total",
"Count of gossip aggregated attestations received"
);
/*
* Gossip Tx
*/
pub static ref GOSSIP_BLOCKS_TX: Result<IntCounter> = try_create_int_counter(
"network_gossip_blocks_tx_total",
"gossipsub_blocks_tx_total",
"Count of gossip blocks transmitted"
);
pub static ref GOSSIP_UNAGGREGATED_ATTESTATIONS_TX: Result<IntCounter> = try_create_int_counter(
"network_gossip_unaggregated_attestations_tx_total",
"gossipsub_unaggregated_attestations_tx_total",
"Count of gossip unaggregated attestations transmitted"
);
pub static ref GOSSIP_AGGREGATED_ATTESTATIONS_TX: Result<IntCounter> = try_create_int_counter(
"network_gossip_aggregated_attestations_tx_total",
"gossipsub_aggregated_attestations_tx_total",
"Count of gossip aggregated attestations transmitted"
);
@ -38,11 +93,11 @@ lazy_static! {
* Attestation subnet subscriptions
*/
pub static ref SUBNET_SUBSCRIPTION_REQUESTS: Result<IntCounter> = try_create_int_counter(
"network_subnet_subscriptions_total",
"gossipsub_subnet_subscriptions_total",
"Count of validator subscription requests."
);
pub static ref SUBNET_SUBSCRIPTION_AGGREGATOR_REQUESTS: Result<IntCounter> = try_create_int_counter(
"network_subnet_subscriptions_aggregator_total",
"gossipsub_subnet_subscriptions_aggregator_total",
"Count of validator subscription requests where the subscriber is an aggregator."
);
@ -194,95 +249,95 @@ lazy_static! {
* Attestation Errors
*/
pub static ref GOSSIP_ATTESTATION_ERROR_FUTURE_EPOCH: Result<IntCounter> = try_create_int_counter(
"gossip_attestation_error_future_epoch",
"gossipsub_attestation_error_future_epoch",
"Count of a specific error type (see metric name)"
);
pub static ref GOSSIP_ATTESTATION_ERROR_PAST_EPOCH: Result<IntCounter> = try_create_int_counter(
"gossip_attestation_error_past_epoch",
"gossipsub_attestation_error_past_epoch",
"Count of a specific error type (see metric name)"
);
pub static ref GOSSIP_ATTESTATION_ERROR_FUTURE_SLOT: Result<IntCounter> = try_create_int_counter(
"gossip_attestation_error_future_slot",
"gossipsub_attestation_error_future_slot",
"Count of a specific error type (see metric name)"
);
pub static ref GOSSIP_ATTESTATION_ERROR_PAST_SLOT: Result<IntCounter> = try_create_int_counter(
"gossip_attestation_error_past_slot",
"gossipsub_attestation_error_past_slot",
"Count of a specific error type (see metric name)"
);
pub static ref GOSSIP_ATTESTATION_ERROR_INVALID_SELECTION_PROOF: Result<IntCounter> = try_create_int_counter(
"gossip_attestation_error_invalid_selection_proof",
"gossipsub_attestation_error_invalid_selection_proof",
"Count of a specific error type (see metric name)"
);
pub static ref GOSSIP_ATTESTATION_ERROR_INVALID_SIGNATURE: Result<IntCounter> = try_create_int_counter(
"gossip_attestation_error_invalid_signature",
"gossipsub_attestation_error_invalid_signature",
"Count of a specific error type (see metric name)"
);
pub static ref GOSSIP_ATTESTATION_ERROR_EMPTY_AGGREGATION_BITFIELD: Result<IntCounter> = try_create_int_counter(
"gossip_attestation_error_empty_aggregation_bitfield",
"gossipsub_attestation_error_empty_aggregation_bitfield",
"Count of a specific error type (see metric name)"
);
pub static ref GOSSIP_ATTESTATION_ERROR_AGGREGATOR_PUBKEY_UNKNOWN: Result<IntCounter> = try_create_int_counter(
"gossip_attestation_error_aggregator_pubkey_unknown",
"gossipsub_attestation_error_aggregator_pubkey_unknown",
"Count of a specific error type (see metric name)"
);
pub static ref GOSSIP_ATTESTATION_ERROR_AGGREGATOR_NOT_IN_COMMITTEE: Result<IntCounter> = try_create_int_counter(
"gossip_attestation_error_aggregator_not_in_committee",
"gossipsub_attestation_error_aggregator_not_in_committee",
"Count of a specific error type (see metric name)"
);
pub static ref GOSSIP_ATTESTATION_ERROR_ATTESTATION_ALREADY_KNOWN: Result<IntCounter> = try_create_int_counter(
"gossip_attestation_error_attestation_already_known",
"gossipsub_attestation_error_attestation_already_known",
"Count of a specific error type (see metric name)"
);
pub static ref GOSSIP_ATTESTATION_ERROR_AGGREGATOR_ALREADY_KNOWN: Result<IntCounter> = try_create_int_counter(
"gossip_attestation_error_aggregator_already_known",
"gossipsub_attestation_error_aggregator_already_known",
"Count of a specific error type (see metric name)"
);
pub static ref GOSSIP_ATTESTATION_ERROR_PRIOR_ATTESTATION_KNOWN: Result<IntCounter> = try_create_int_counter(
"gossip_attestation_error_prior_attestation_known",
"gossipsub_attestation_error_prior_attestation_known",
"Count of a specific error type (see metric name)"
);
pub static ref GOSSIP_ATTESTATION_ERROR_VALIDATOR_INDEX_TOO_HIGH: Result<IntCounter> = try_create_int_counter(
"gossip_attestation_error_validator_index_too_high",
"gossipsub_attestation_error_validator_index_too_high",
"Count of a specific error type (see metric name)"
);
pub static ref GOSSIP_ATTESTATION_ERROR_UNKNOWN_HEAD_BLOCK: Result<IntCounter> = try_create_int_counter(
"gossip_attestation_error_unknown_head_block",
"gossipsub_attestation_error_unknown_head_block",
"Count of a specific error type (see metric name)"
);
pub static ref GOSSIP_ATTESTATION_ERROR_UNKNOWN_TARGET_ROOT: Result<IntCounter> = try_create_int_counter(
"gossip_attestation_error_unknown_target_root",
"gossipsub_attestation_error_unknown_target_root",
"Count of a specific error type (see metric name)"
);
pub static ref GOSSIP_ATTESTATION_ERROR_BAD_TARGET_EPOCH: Result<IntCounter> = try_create_int_counter(
"gossip_attestation_error_bad_target_epoch",
"gossipsub_attestation_error_bad_target_epoch",
"Count of a specific error type (see metric name)"
);
pub static ref GOSSIP_ATTESTATION_ERROR_NO_COMMITTEE_FOR_SLOT_AND_INDEX: Result<IntCounter> = try_create_int_counter(
"gossip_attestation_error_no_committee_for_slot_and_index",
"gossipsub_attestation_error_no_committee_for_slot_and_index",
"Count of a specific error type (see metric name)"
);
pub static ref GOSSIP_ATTESTATION_ERROR_NOT_EXACTLY_ONE_AGGREGATION_BIT_SET: Result<IntCounter> = try_create_int_counter(
"gossip_attestation_error_not_exactly_one_aggregation_bit_set",
"gossipsub_attestation_error_not_exactly_one_aggregation_bit_set",
"Count of a specific error type (see metric name)"
);
pub static ref GOSSIP_ATTESTATION_ERROR_ATTESTS_TO_FUTURE_BLOCK: Result<IntCounter> = try_create_int_counter(
"gossip_attestation_error_attests_to_future_block",
"gossipsub_attestation_error_attests_to_future_block",
"Count of a specific error type (see metric name)"
);
pub static ref GOSSIP_ATTESTATION_ERROR_INVALID_SUBNET_ID: Result<IntCounter> = try_create_int_counter(
"gossip_attestation_error_invalid_subnet_id",
"gossipsub_attestation_error_invalid_subnet_id",
"Count of a specific error type (see metric name)"
);
pub static ref GOSSIP_ATTESTATION_ERROR_INVALID_STATE_PROCESSING: Result<IntCounter> = try_create_int_counter(
"gossip_attestation_error_invalid_state_processing",
"gossipsub_attestation_error_invalid_state_processing",
"Count of a specific error type (see metric name)"
);
pub static ref GOSSIP_ATTESTATION_ERROR_INVALID_TOO_MANY_SKIPPED_SLOTS: Result<IntCounter> = try_create_int_counter(
"gossip_attestation_error_invalid_too_many_skipped_slots",
"gossipsub_attestation_error_invalid_too_many_skipped_slots",
"Count of a specific error type (see metric name)"
);
pub static ref GOSSIP_ATTESTATION_ERROR_BEACON_CHAIN_ERROR: Result<IntCounter> = try_create_int_counter(
"gossip_attestation_error_beacon_chain_error",
"gossipsub_attestation_error_beacon_chain_error",
"Count of a specific error type (see metric name)"
);
}

198
beacon_node/network/src/service.rs
View File

@ -10,13 +10,14 @@ use eth2_libp2p::{
rpc::{GoodbyeReason, RPCResponseErrorCode, RequestId},
Libp2pEvent, PeerAction, PeerRequestId, PubsubMessage, Request, Response,
};
use eth2_libp2p::{BehaviourEvent, MessageId, NetworkGlobals, PeerId};
use eth2_libp2p::{
types::GossipKind, BehaviourEvent, GossipTopic, MessageId, NetworkGlobals, PeerId, TopicHash,
};
use eth2_libp2p::{MessageAcceptance, Service as LibP2PService};
use futures::prelude::*;
use rest_types::ValidatorSubscription;
use slog::{debug, error, info, o, trace, warn};
use std::sync::Arc;
use std::time::Duration;
use std::{collections::HashMap, sync::Arc, time::Duration};
use store::HotColdDB;
use tokio::sync::mpsc;
use tokio::time::Delay;
@ -24,6 +25,9 @@ use types::EthSpec;
mod tests;
/// The interval (in seconds) that various network metrics will update.
const METRIC_UPDATE_INTERVAL: u64 = 1;
/// Types of messages that the network service can receive.
#[derive(Debug)]
pub enum NetworkMessage<T: EthSpec> {
@ -91,6 +95,8 @@ pub struct NetworkService<T: BeaconChainTypes> {
network_globals: Arc<NetworkGlobals<T::EthSpec>>,
/// A delay that expires when a new fork takes place.
next_fork_update: Option<Delay>,
/// A timer for updating various network metrics.
metrics_update: tokio::time::Interval,
/// The logger for the network service.
log: slog::Logger,
}
@ -146,6 +152,9 @@ impl<T: BeaconChainTypes> NetworkService<T> {
let attestation_service =
AttestationService::new(beacon_chain.clone(), network_globals.clone(), &network_log);
// create a timer for updating network metrics
let metrics_update = tokio::time::interval(Duration::from_secs(METRIC_UPDATE_INTERVAL));
// create the network service and spawn the task
let network_log = network_log.new(o!("service" => "network"));
let network_service = NetworkService {
@ -157,6 +166,7 @@ impl<T: BeaconChainTypes> NetworkService<T> {
store,
network_globals: network_globals.clone(),
next_fork_update,
metrics_update,
log: network_log,
};
@ -175,9 +185,8 @@ fn spawn_service<T: BeaconChainTypes>(
// spawn on the current executor
executor.spawn_without_exit(async move {
// TODO: there is something with this code that prevents cargo fmt from doing anything at
// all. Ok, it is worse, the compiler doesn't show errors over this code beyond ast
// checking
let mut metric_update_counter = 0;
loop {
// build the futures to check simultaneously
tokio::select! {
@ -206,6 +215,17 @@ fn spawn_service<T: BeaconChainTypes>(
info!(service.log, "Network service shutdown");
return;
}
_ = service.metrics_update.next() => {
// update various network metrics
metric_update_counter +=1;
if metric_update_counter* 1000 % T::EthSpec::default_spec().milliseconds_per_slot == 0 {
// if a slot has occurred, reset the metrics
let _ = metrics::ATTESTATIONS_PUBLISHED_PER_SUBNET_PER_SLOT
.as_ref()
.map(|gauge| gauge.reset());
}
update_gossip_metrics::<T::EthSpec>(&service.libp2p.swarm.gs());
}
// handle a message sent to the network
Some(message) = service.network_recv.recv() => {
match message {
@ -424,7 +444,11 @@ fn expose_publish_metrics<T: EthSpec>(messages: &[PubsubMessage<T>]) {
for message in messages {
match message {
PubsubMessage::BeaconBlock(_) => metrics::inc_counter(&metrics::GOSSIP_BLOCKS_TX),
PubsubMessage::Attestation(_) => {
PubsubMessage::Attestation(subnet_id) => {
metrics::inc_counter_vec(
&metrics::ATTESTATIONS_PUBLISHED_PER_SUBNET_PER_SLOT,
&[&subnet_id.0.to_string()],
);
metrics::inc_counter(&metrics::GOSSIP_UNAGGREGATED_ATTESTATIONS_TX)
}
PubsubMessage::AggregateAndProofAttestation(_) => {
@ -448,3 +472,163 @@ fn expose_receive_metrics<T: EthSpec>(message: &PubsubMessage<T>) {
_ => {}
}
}
fn update_gossip_metrics<T: EthSpec>(gossipsub: &eth2_libp2p::Gossipsub) {
// Clear the metrics
let _ = metrics::PEERS_PER_PROTOCOL
.as_ref()
.map(|gauge| gauge.reset());
let _ = metrics::PEERS_PER_PROTOCOL
.as_ref()
.map(|gauge| gauge.reset());
let _ = metrics::MESH_PEERS_PER_MAIN_TOPIC
.as_ref()
.map(|gauge| gauge.reset());
let _ = metrics::AVG_GOSSIPSUB_PEER_SCORE_PER_MAIN_TOPIC
.as_ref()
.map(|gauge| gauge.reset());
let _ = metrics::AVG_GOSSIPSUB_PEER_SCORE_PER_SUBNET_TOPIC
.as_ref()
.map(|gauge| gauge.reset());
// reset the mesh peers, showing all subnets
for subnet_id in 0..T::default_spec().attestation_subnet_count {
let _ = metrics::get_int_gauge(
&metrics::MESH_PEERS_PER_SUBNET_TOPIC,
&[&subnet_id.to_string()],
)
.map(|v| v.set(0));
let _ = metrics::get_int_gauge(
&metrics::GOSSIPSUB_SUBSCRIBED_SUBNET_TOPIC,
&[&subnet_id.to_string()],
)
.map(|v| v.set(0));
let _ = metrics::get_int_gauge(
&metrics::GOSSIPSUB_SUBSCRIBED_PEERS_SUBNET_TOPIC,
&[&subnet_id.to_string()],
)
.map(|v| v.set(0));
}
// Subnet topics subscribed to
for topic_hash in gossipsub.topics() {
if let Ok(topic) = GossipTopic::decode(topic_hash.as_str()) {
if let GossipKind::Attestation(subnet_id) = topic.kind() {
let _ = metrics::get_int_gauge(
&metrics::GOSSIPSUB_SUBSCRIBED_SUBNET_TOPIC,
&[&subnet_id.to_string()],
)
.map(|v| v.set(1));
}
}
}
// Peers per subscribed subnet
let mut peers_per_topic: HashMap<TopicHash, usize> = HashMap::new();
for (peer_id, topics) in gossipsub.all_peers() {
for topic_hash in topics {
*peers_per_topic.entry(topic_hash.clone()).or_default() += 1;
if let Ok(topic) = GossipTopic::decode(topic_hash.as_str()) {
match topic.kind() {
GossipKind::Attestation(subnet_id) => {
if let Some(v) = metrics::get_int_gauge(
&metrics::GOSSIPSUB_SUBSCRIBED_PEERS_SUBNET_TOPIC,
&[&subnet_id.to_string()],
) {
v.inc()
};
// average peer scores
if let Some(score) = gossipsub.peer_score(peer_id) {
if let Some(v) = metrics::get_int_gauge(
&metrics::AVG_GOSSIPSUB_PEER_SCORE_PER_SUBNET_TOPIC,
&[&subnet_id.to_string()],
) {
v.add(score as i64)
};
}
}
kind => {
// main topics
if let Some(score) = gossipsub.peer_score(peer_id) {
if let Some(v) = metrics::get_int_gauge(
&metrics::AVG_GOSSIPSUB_PEER_SCORE_PER_MAIN_TOPIC,
&[&format!("{:?}", kind)],
) {
v.add(score as i64)
};
}
}
}
}
}
}
// adjust to average scores by dividing by number of peers
for (topic_hash, peers) in peers_per_topic.iter() {
if let Ok(topic) = GossipTopic::decode(topic_hash.as_str()) {
match topic.kind() {
GossipKind::Attestation(subnet_id) => {
// average peer scores
if let Some(v) = metrics::get_int_gauge(
&metrics::AVG_GOSSIPSUB_PEER_SCORE_PER_SUBNET_TOPIC,
&[&subnet_id.to_string()],
) {
v.set(v.get() / (*peers as i64))
};
}
kind => {
// main topics
if let Some(v) = metrics::get_int_gauge(
&metrics::AVG_GOSSIPSUB_PEER_SCORE_PER_MAIN_TOPIC,
&[&format!("{:?}", kind)],
) {
v.set(v.get() / (*peers as i64))
};
}
}
}
}
// mesh peers
for topic_hash in gossipsub.topics() {
let peers = gossipsub.mesh_peers(&topic_hash).count();
if let Ok(topic) = GossipTopic::decode(topic_hash.as_str()) {
match topic.kind() {
GossipKind::Attestation(subnet_id) => {
if let Some(v) = metrics::get_int_gauge(
&metrics::MESH_PEERS_PER_SUBNET_TOPIC,
&[&subnet_id.to_string()],
) {
v.set(peers as i64)
};
}
kind => {
// main topics
if let Some(v) = metrics::get_int_gauge(
&metrics::MESH_PEERS_PER_MAIN_TOPIC,
&[&format!("{:?}", kind)],
) {
v.set(peers as i64)
};
}
}
}
}
// protocol peers
let mut peers_per_protocol: HashMap<String, i64> = HashMap::new();
for (_peer, protocol) in gossipsub.peer_protocol() {
*peers_per_protocol.entry(protocol.to_string()).or_default() += 1;
}
for (protocol, peers) in peers_per_protocol.iter() {
if let Some(v) =
metrics::get_int_gauge(&metrics::PEERS_PER_PROTOCOL, &[&protocol.to_string()])
{
v.set(*peers)
};
}
}

16
common/lighthouse_metrics/src/lib.rs
View File

@ -163,6 +163,22 @@ pub fn get_int_gauge(int_gauge_vec: &Result<IntGaugeVec>, name: &[&str]) -> Opti
}
}
/// If `int_gauge_vec.is_ok()`, sets the gauge with the given `name` to the given `value`
/// otherwise returns false.
pub fn set_int_gauge(int_gauge_vec: &Result<IntGaugeVec>, name: &[&str], value: i64) -> bool {
if let Ok(int_gauge_vec) = int_gauge_vec {
int_gauge_vec
.get_metric_with_label_values(name)
.map(|v| {
v.set(value);
true
})
.unwrap_or_else(|_| false)
} else {
false
}
}
/// If `int_counter_vec.is_ok()`, returns a counter with the given `name`.
pub fn get_int_counter(
int_counter_vec: &Result<IntCounterVec>,