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Userland clean up (#1277)

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* Improve logging, remove unused CLI and move discovery

* Correct tests

* Handle flag correctly
This commit is contained in:
Age Manning 2020-06-20 09:34:28 +10:00 committed by GitHub
parent f3d05c15d1
commit 710409c2ba
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GPG Key ID: 4AEE18F83AFDEB23
13 changed files with 53 additions and 123 deletions
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13
beacon_node/eth2_libp2p/src/config.rs
View File

@ -39,12 +39,6 @@ pub struct Config {
/// Target number of connected peers.
pub max_peers: usize,
/// A secp256k1 secret key, as bytes in ASCII-encoded hex.
///
/// With or without `0x` prefix.
#[serde(skip)]
pub secret_key_hex: Option<String>,
/// Gossipsub configuration parameters.
#[serde(skip)]
pub gs_config: GossipsubConfig,
@ -64,11 +58,6 @@ pub struct Config {
/// List of extra topics to initially subscribe to as strings.
pub topics: Vec<GossipKind>,
/// Introduces randomization in network propagation of messages. This should only be set for
/// testing purposes and will likely be removed in future versions.
// TODO: Remove this functionality for mainnet
pub propagation_percentage: Option<u8>,
}
impl Default for Config {
@ -131,14 +120,12 @@ impl Default for Config {
enr_udp_port: None,
enr_tcp_port: None,
max_peers: 50,
secret_key_hex: None,
gs_config,
discv5_config,
boot_nodes: vec![],
libp2p_nodes: vec![],
client_version: version::version(),
topics,
propagation_percentage: None,
}
}
}

0
beacon_node/eth2_libp2p/src/peer_manager/discovery/enr.rs → beacon_node/eth2_libp2p/src/discovery/enr.rs
View File

24
beacon_node/eth2_libp2p/src/peer_manager/discovery/enr_ext.rs → beacon_node/eth2_libp2p/src/discovery/enr_ext.rs
View File

@ -15,6 +15,9 @@ pub trait EnrExt {
/// Returns the multiaddr with the `PeerId` prepended.
fn multiaddr_p2p(&self) -> Vec<Multiaddr>;
/// Returns any multiaddrs that contain the TCP protocol.
fn multiaddr_tcp(&self) -> Vec<Multiaddr>;
}
/// Extend ENR CombinedPublicKey for libp2p types.
@ -107,6 +110,27 @@ impl EnrExt for Enr {
}
multiaddrs
}
/// Returns a list of multiaddrs if the ENR has an `ip` and either a `tcp` or `udp` key **or** an `ip6` and either a `tcp6` or `udp6`.
/// The vector remains empty if these fields are not defined.
fn multiaddr_tcp(&self) -> Vec<Multiaddr> {
let mut multiaddrs: Vec<Multiaddr> = Vec::new();
if let Some(ip) = self.ip() {
if let Some(tcp) = self.tcp() {
let mut multiaddr: Multiaddr = ip.into();
multiaddr.push(Protocol::Tcp(tcp));
multiaddrs.push(multiaddr);
}
}
if let Some(ip6) = self.ip6() {
if let Some(tcp6) = self.tcp6() {
let mut multiaddr: Multiaddr = ip6.into();
multiaddr.push(Protocol::Tcp(tcp6));
multiaddrs.push(multiaddr);
}
}
multiaddrs
}
}
impl CombinedKeyPublicExt for CombinedPublicKey {

2
beacon_node/eth2_libp2p/src/peer_manager/discovery/mod.rs → beacon_node/eth2_libp2p/src/discovery/mod.rs
View File

@ -188,7 +188,7 @@ impl<TSpec: EthSpec> Discovery<TSpec> {
"tcp" => format!("{:?}", bootnode_enr.tcp())
);
let _ = discv5.add_enr(bootnode_enr).map_err(|e| {
warn!(
debug!(
log,
"Could not add peer to the local routing table";
"error" => format!("{}", e)

0
beacon_node/eth2_libp2p/src/peer_manager/discovery/subnet_predicate.rs → beacon_node/eth2_libp2p/src/discovery/subnet_predicate.rs
View File

9
beacon_node/eth2_libp2p/src/lib.rs
View File

@ -7,6 +7,7 @@ extern crate lazy_static;
pub mod behaviour;
mod config;
pub mod discovery;
mod metrics;
mod peer_manager;
pub mod rpc;
@ -16,15 +17,11 @@ pub mod types;
pub use crate::types::{error, Enr, GossipTopic, NetworkGlobals, PubsubMessage};
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::{MessageId, Topic, TopicHash};
pub use libp2p::{core::ConnectedPoint, PeerId, Swarm};
pub use libp2p::{multiaddr, Multiaddr};
pub use metrics::scrape_discovery_metrics;
pub use peer_manager::discovery;
pub use peer_manager::{
client::Client,
discovery::{CombinedKeyExt, EnrExt, Eth2Enr},
PeerDB, PeerInfo, PeerSyncStatus, SyncInfo,
};
pub use peer_manager::{client::Client, PeerDB, PeerInfo, PeerSyncStatus, SyncInfo};
pub use service::{Libp2pEvent, Service, NETWORK_KEY_FILENAME};

4
beacon_node/eth2_libp2p/src/peer_manager/mod.rs
View File

@ -1,6 +1,7 @@
//! Implementation of a Lighthouse's peer management system.
pub use self::peerdb::*;
use crate::discovery::{Discovery, DiscoveryEvent};
use crate::rpc::{MetaData, Protocol, RPCError, RPCResponseErrorCode};
use crate::{error, metrics};
use crate::{Enr, EnrExt, NetworkConfig, NetworkGlobals, PeerId};
@ -23,13 +24,10 @@ use types::{EthSpec, SubnetId};
pub use libp2p::core::{identity::Keypair, Multiaddr};
pub mod client;
pub mod discovery;
mod peer_info;
mod peer_sync_status;
mod peerdb;
use discovery::{Discovery, DiscoveryEvent};
pub use peer_info::{PeerConnectionStatus::*, PeerInfo};
pub use peer_sync_status::{PeerSyncStatus, SyncInfo};
/// The minimum reputation before a peer is disconnected.

10
beacon_node/eth2_libp2p/src/service.rs
View File

@ -94,11 +94,7 @@ impl<TSpec: EthSpec> Service<TSpec> {
trace!(log, "Libp2p Service starting");
// initialise the node's ID
let local_keypair = if let Some(hex_bytes) = &config.secret_key_hex {
keypair_from_hex(hex_bytes)?
} else {
load_private_key(config, &log)
};
let local_keypair = load_private_key(config, &log);
// Create an ENR or load from disk if appropriate
let enr =
@ -344,7 +340,6 @@ impl<TSpec: EthSpec> Service<TSpec> {
debug!(self.log, "Listener error"; "error" => format!("{:?}", error.to_string()))
}
SwarmEvent::Dialing(peer_id) => {
debug!(self.log, "Dialing peer"; "peer" => peer_id.to_string());
self.swarm.peer_manager().dialing_peer(&peer_id);
}
}
@ -425,6 +420,8 @@ fn build_transport(
Ok(transport)
}
// Useful helper functions for debugging. Currently not used in the client.
#[allow(dead_code)]
fn keypair_from_hex(hex_bytes: &str) -> error::Result<Keypair> {
let hex_bytes = if hex_bytes.starts_with("0x") {
hex_bytes[2..].to_string()
@ -437,6 +434,7 @@ fn keypair_from_hex(hex_bytes: &str) -> error::Result<Keypair> {
.and_then(keypair_from_bytes)
}
#[allow(dead_code)]
fn keypair_from_bytes(mut bytes: Vec<u8>) -> error::Result<Keypair> {
libp2p::core::identity::secp256k1::SecretKey::from_bytes(&mut bytes)
.map(|secret| {

23
beacon_node/eth2_libp2p/tests/common/mod.rs
View File

@ -71,11 +71,7 @@ pub fn unused_port(transport: &str) -> Result<u16, String> {
Ok(local_addr.port())
}
pub fn build_config(
port: u16,
mut boot_nodes: Vec<Enr>,
secret_key: Option<String>,
) -> NetworkConfig {
pub fn build_config(port: u16, mut boot_nodes: Vec<Enr>) -> NetworkConfig {
let mut config = NetworkConfig::default();
let path = TempDir::new(&format!("libp2p_test{}", port)).unwrap();
@ -85,7 +81,6 @@ pub fn build_config(
config.enr_udp_port = Some(port);
config.enr_address = Some("127.0.0.1".parse().unwrap());
config.boot_nodes.append(&mut boot_nodes);
config.secret_key_hex = secret_key;
config.network_dir = path.into_path();
// Reduce gossipsub heartbeat parameters
config.gs_config.heartbeat_initial_delay = Duration::from_millis(500);
@ -93,13 +88,9 @@ pub fn build_config(
config
}
pub fn build_libp2p_instance(
boot_nodes: Vec<Enr>,
secret_key: Option<String>,
log: slog::Logger,
) -> Libp2pInstance {
pub fn build_libp2p_instance(boot_nodes: Vec<Enr>, log: slog::Logger) -> Libp2pInstance {
let port = unused_port("tcp").unwrap();
let config = build_config(port, boot_nodes, secret_key);
let config = build_config(port, boot_nodes);
// launch libp2p service
let (signal, exit) = exit_future::signal();
@ -123,7 +114,7 @@ pub fn get_enr(node: &LibP2PService<E>) -> Enr {
#[allow(dead_code)]
pub fn build_full_mesh(log: slog::Logger, n: usize) -> Vec<Libp2pInstance> {
let mut nodes: Vec<_> = (0..n)
.map(|_| build_libp2p_instance(vec![], None, log.clone()))
.map(|_| build_libp2p_instance(vec![], log.clone()))
.collect();
let multiaddrs: Vec<Multiaddr> = nodes
.iter()
@ -150,8 +141,8 @@ pub async fn build_node_pair(log: &slog::Logger) -> (Libp2pInstance, Libp2pInsta
let sender_log = log.new(o!("who" => "sender"));
let receiver_log = log.new(o!("who" => "receiver"));
let mut sender = build_libp2p_instance(vec![], None, sender_log);
let mut receiver = build_libp2p_instance(vec![], None, receiver_log);
let mut sender = build_libp2p_instance(vec![], sender_log);
let mut receiver = build_libp2p_instance(vec![], receiver_log);
let receiver_multiaddr = receiver.swarm.local_enr().multiaddr()[1].clone();
@ -192,7 +183,7 @@ pub async fn build_node_pair(log: &slog::Logger) -> (Libp2pInstance, Libp2pInsta
#[allow(dead_code)]
pub fn build_linear(log: slog::Logger, n: usize) -> Vec<Libp2pInstance> {
let mut nodes: Vec<_> = (0..n)
.map(|_| build_libp2p_instance(vec![], None, log.clone()))
.map(|_| build_libp2p_instance(vec![], log.clone()))
.collect();
let multiaddrs: Vec<Multiaddr> = nodes
.iter()

4
beacon_node/eth2_libp2p/tests/noise.rs
View File

@ -135,7 +135,7 @@ async fn test_secio_noise_fallback() {
let log = common::build_log(log_level, enable_logging);
let port = common::unused_port("tcp").unwrap();
let noisy_config = common::build_config(port, vec![], None);
let noisy_config = common::build_config(port, vec![]);
let (_signal, exit) = exit_future::signal();
let executor =
environment::TaskExecutor::new(tokio::runtime::Handle::current(), exit, log.clone());
@ -144,7 +144,7 @@ async fn test_secio_noise_fallback() {
.1;
let port = common::unused_port("tcp").unwrap();
let secio_config = common::build_config(port, vec![common::get_enr(&noisy_node)], None);
let secio_config = common::build_config(port, vec![common::get_enr(&noisy_node)]);
// Building a custom Libp2pService from outside the crate isn't possible because of
// private fields in the Libp2pService struct. A swarm is good enough for testing

45
beacon_node/network/src/service.rs
View File

@ -48,8 +48,6 @@ pub struct NetworkService<T: BeaconChainTypes> {
next_fork_update: Option<Delay>,
/// The logger for the network service.
log: slog::Logger,
/// A probability of propagation.
propagation_percentage: Option<u8>,
}
impl<T: BeaconChainTypes> NetworkService<T> {
@ -67,8 +65,6 @@ impl<T: BeaconChainTypes> NetworkService<T> {
// get a reference to the beacon chain store
let store = beacon_chain.store.clone();
let propagation_percentage = config.propagation_percentage;
// build the current enr_fork_id for adding to our local ENR
let enr_fork_id = beacon_chain.enr_fork_id();
@ -79,8 +75,14 @@ impl<T: BeaconChainTypes> NetworkService<T> {
let (network_globals, mut libp2p) =
LibP2PService::new(executor.clone(), config, enr_fork_id, &network_log)?;
for enr in load_dht::<T::EthSpec, T::HotStore, T::ColdStore>(store.clone()) {
libp2p.swarm.add_enr(enr);
// Repopulate the DHT with stored ENR's.
let enrs_to_load = load_dht::<T::EthSpec, T::HotStore, T::ColdStore>(store.clone());
debug!(
network_log,
"Loading peers into the routing table"; "peers" => enrs_to_load.len()
);
for enr in enrs_to_load {
libp2p.swarm.add_enr(enr.clone());
}
// launch derived network services
@ -110,7 +112,6 @@ impl<T: BeaconChainTypes> NetworkService<T> {
network_globals: network_globals.clone(),
next_fork_update,
log: network_log,
propagation_percentage,
};
spawn_service(executor, network_service)?;
@ -174,20 +175,6 @@ fn spawn_service<T: BeaconChainTypes>(
propagation_source,
message_id,
} => {
// TODO: Remove this for mainnet
// randomly prevents propagation
let mut should_send = true;
if let Some(percentage) = service.propagation_percentage {
// not exact percentage but close enough
let rand = rand::random::<u8>() % 100;
if rand > percentage {
// don't propagate
should_send = false;
}
}
if !should_send {
info!(service.log, "Random filter did not propagate message");
} else {
trace!(service.log, "Propagating gossipsub message";
"propagation_peer" => format!("{:?}", propagation_source),
"message_id" => message_id.to_string(),
@ -196,23 +183,8 @@ fn spawn_service<T: BeaconChainTypes>(
.libp2p
.swarm
.propagate_message(&propagation_source, message_id);
}
}
NetworkMessage::Publish { messages } => {
// TODO: Remove this for mainnet
// randomly prevents propagation
let mut should_send = true;
if let Some(percentage) = service.propagation_percentage {
// not exact percentage but close enough
let rand = rand::random::<u8>() % 100;
if rand > percentage {
// don't propagate
should_send = false;
}
}
if !should_send {
info!(service.log, "Random filter did not publish messages");
} else {
let mut topic_kinds = Vec::new();
for message in &messages {
if !topic_kinds.contains(&message.kind()) {
@ -227,7 +199,6 @@ fn spawn_service<T: BeaconChainTypes>(
);
expose_publish_metrics(&messages);
service.libp2p.swarm.publish(messages);
}
}
NetworkMessage::Disconnect { peer_id } => {
service.libp2p.disconnect_and_ban_peer(

22
beacon_node/src/cli.rs
View File

@ -61,8 +61,8 @@ pub fn cli_app<'a, 'b>() -> App<'a, 'b> {
.takes_value(true),
)
.arg(
Arg::with_name("maxpeers")
.long("maxpeers")
Arg::with_name("max_peers")
.long("max-peers")
.help("The maximum number of peers.")
.default_value("50")
.takes_value(true),
@ -125,24 +125,6 @@ pub fn cli_app<'a, 'b>() -> App<'a, 'b> {
without an ENR.")
.takes_value(true),
)
.arg(
Arg::with_name("p2p-priv-key")
.long("p2p-priv-key")
.value_name("HEX")
.help("A secp256k1 secret key, represented as ASCII-encoded hex bytes (with or \
without 0x prefix). Default is either loaded from disk or generated \
automatically.")
.takes_value(true),
)
.arg(
Arg::with_name("random-propagation")
.long("random-propagation")
.value_name("INTEGER")
.takes_value(true)
.help("Specifies (as a percentage) the likelihood of propagating blocks and \
attestations. This should only be used for testing networking elements. The \
value must like in the range 1-100. Default is 100.")
)
/* REST API related arguments */
.arg(
Arg::with_name("http")

20
beacon_node/src/config.rs
View File

@ -102,7 +102,7 @@ pub fn get_config<E: EthSpec>(
client_config.network.listen_address = listen_address;
}
if let Some(max_peers_str) = cli_args.value_of("maxpeers") {
if let Some(max_peers_str) = cli_args.value_of("max-peers") {
client_config.network.max_peers = max_peers_str
.parse::<usize>()
.map_err(|_| format!("Invalid number of max peers: {}", max_peers_str))?;
@ -208,24 +208,6 @@ pub fn get_config<E: EthSpec>(
client_config.network.discv5_config.enr_update = false;
}
if let Some(p2p_priv_key) = cli_args.value_of("p2p-priv-key") {
client_config.network.secret_key_hex = Some(p2p_priv_key.to_string());
}
// Define a percentage of messages that should be propogated, useful for simulating bad network
// conditions.
//
// WARNING: setting this to anything less than 100 will cause bad behaviour.
if let Some(propagation_percentage_string) = cli_args.value_of("random-propagation") {
let percentage = propagation_percentage_string
.parse::<u8>()
.map_err(|_| "Unable to parse the propagation percentage".to_string())?;
if percentage > 100 {
return Err("Propagation percentage greater than 100".to_string());
}
client_config.network.propagation_percentage = Some(percentage);
}
/*
* Http server
*/