457 lines
13 KiB
Rust
457 lines
13 KiB
Rust
extern crate bincode;
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extern crate clap;
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extern crate env_logger;
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extern crate rayon;
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extern crate serde_json;
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extern crate solana;
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use bincode::serialize;
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use clap::{App, Arg};
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use rayon::prelude::*;
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use solana::crdt::{Crdt, NodeInfo};
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use solana::drone::DroneRequest;
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use solana::fullnode::Config;
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use solana::hash::Hash;
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use solana::mint::Mint;
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use solana::nat::{udp_public_bind, udp_random_bind};
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use solana::ncp::Ncp;
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use solana::service::Service;
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use solana::signature::{GenKeys, KeyPair, KeyPairUtil};
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use solana::streamer::default_window;
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use solana::thin_client::ThinClient;
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use solana::timing::{duration_as_ms, duration_as_s};
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use solana::transaction::Transaction;
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use std::error;
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use std::fs::File;
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use std::io::Write;
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use std::net::{IpAddr, Ipv4Addr, SocketAddr, TcpStream, UdpSocket};
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use std::process::exit;
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use std::sync::atomic::{AtomicBool, Ordering};
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use std::sync::{Arc, RwLock};
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use std::thread::sleep;
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use std::thread::Builder;
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use std::thread::JoinHandle;
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use std::time::Duration;
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use std::time::Instant;
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fn sample_tx_count(
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exit: &Arc<AtomicBool>,
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maxes: &Arc<RwLock<Vec<(f64, u64)>>>,
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first_count: u64,
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v: &NodeInfo,
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sample_period: u64,
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) {
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let mut client = mk_client(&v);
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let mut now = Instant::now();
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let mut initial_tx_count = client.transaction_count();
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let mut max_tps = 0.0;
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let mut total;
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loop {
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let tx_count = client.transaction_count();
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let duration = now.elapsed();
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now = Instant::now();
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let sample = tx_count - initial_tx_count;
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initial_tx_count = tx_count;
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println!("{}: Transactions processed {}", v.contact_info.tpu, sample);
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let ns = duration.as_secs() * 1_000_000_000 + u64::from(duration.subsec_nanos());
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let tps = (sample * 1_000_000_000) as f64 / ns as f64;
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if tps > max_tps {
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max_tps = tps;
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}
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println!("{}: {:.2} tps", v.contact_info.tpu, tps);
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total = tx_count - first_count;
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println!(
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"{}: Total Transactions processed {}",
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v.contact_info.tpu, total
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);
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sleep(Duration::new(sample_period, 0));
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if exit.load(Ordering::Relaxed) {
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println!("exiting validator thread");
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maxes.write().unwrap().push((max_tps, total));
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break;
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}
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}
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}
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fn generate_and_send_txs(
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client: &mut ThinClient,
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tx_clients: &[ThinClient],
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id: &Mint,
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keypairs: &[KeyPair],
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leader: &NodeInfo,
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txs: i64,
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last_id: &mut Hash,
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threads: usize,
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reclaim: bool,
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) {
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println!("Signing transactions... {}", txs / 2,);
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let signing_start = Instant::now();
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let transactions: Vec<_> = if !reclaim {
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keypairs
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.par_iter()
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.map(|keypair| Transaction::new(&id.keypair(), keypair.pubkey(), 1, *last_id))
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.collect()
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} else {
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keypairs
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.par_iter()
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.map(|keypair| Transaction::new(keypair, id.pubkey(), 1, *last_id))
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.collect()
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};
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let duration = signing_start.elapsed();
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let ns = duration.as_secs() * 1_000_000_000 + u64::from(duration.subsec_nanos());
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let bsps = txs as f64 / ns as f64;
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let nsps = ns as f64 / txs as f64;
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println!(
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"Done. {:.2} thousand signatures per second, {:.2} us per signature, {} ms total time",
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bsps * 1_000_000_f64,
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nsps / 1_000_f64,
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duration_as_ms(&duration),
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);
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println!(
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"Transfering {} transactions in {} batches",
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txs / 2,
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threads
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);
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let transfer_start = Instant::now();
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let sz = transactions.len() / threads;
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let chunks: Vec<_> = transactions.chunks(sz).collect();
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chunks
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.into_par_iter()
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.zip(tx_clients)
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.for_each(|(txs, client)| {
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println!(
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"Transferring 1 unit {} times... to {:?}",
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txs.len(),
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leader.contact_info.tpu
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);
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for tx in txs {
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client.transfer_signed(tx).unwrap();
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}
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});
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println!(
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"Transfer done. {:?} ms {} tps",
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duration_as_ms(&transfer_start.elapsed()),
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txs as f32 / (duration_as_s(&transfer_start.elapsed()))
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);
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loop {
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let new_id = client.get_last_id();
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if *last_id != new_id {
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*last_id = new_id;
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break;
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}
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sleep(Duration::from_millis(100));
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}
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}
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fn main() {
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env_logger::init();
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let mut threads = 4usize;
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let mut num_nodes = 1usize;
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let mut time_sec = 90;
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let matches = App::new("solana-client-demo")
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.arg(
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Arg::with_name("leader")
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.short("l")
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.long("leader")
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.value_name("PATH")
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.takes_value(true)
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.help("/path/to/leader.json"),
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)
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.arg(
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Arg::with_name("mint")
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.short("m")
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.long("mint")
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.value_name("PATH")
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.takes_value(true)
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.help("/path/to/mint.json"),
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)
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.arg(
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Arg::with_name("num_nodes")
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.short("n")
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.long("nodes")
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.value_name("NUMBER")
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.takes_value(true)
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.help("number of nodes to converge to"),
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)
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.arg(
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Arg::with_name("threads")
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.short("t")
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.long("threads")
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.value_name("NUMBER")
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.takes_value(true)
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.help("number of threads"),
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)
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.arg(
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Arg::with_name("seconds")
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.short("s")
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.long("sec")
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.value_name("NUMBER")
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.takes_value(true)
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.help("send transactions for this many seconds"),
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)
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.get_matches();
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let leader: NodeInfo;
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if let Some(l) = matches.value_of("leader") {
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leader = read_leader(l).node_info;
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} else {
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let server_addr = SocketAddr::new(IpAddr::V4(Ipv4Addr::new(0, 0, 0, 0)), 8000);
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leader = NodeInfo::new_leader(&server_addr);
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};
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let id: Mint;
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if let Some(m) = matches.value_of("mint") {
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id = read_mint(m).expect("client mint");
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} else {
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eprintln!("No mint found!");
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exit(1);
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};
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if let Some(t) = matches.value_of("threads") {
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threads = t.to_string().parse().expect("integer");
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}
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if let Some(n) = matches.value_of("nodes") {
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num_nodes = n.to_string().parse().expect("integer");
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}
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if let Some(s) = matches.value_of("seconds") {
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time_sec = s.to_string().parse().expect("integer");
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}
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let mut drone_addr = leader.contact_info.tpu;
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drone_addr.set_port(9900);
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let signal = Arc::new(AtomicBool::new(false));
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let mut c_threads = vec![];
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let validators = converge(&leader, &signal.clone(), num_nodes, &mut c_threads);
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assert_eq!(validators.len(), num_nodes);
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let mut client = mk_client(&leader);
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let starting_balance = client.poll_get_balance(&id.pubkey()).unwrap();
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let txs: i64 = 500_000;
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if starting_balance < txs {
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let airdrop_amount = txs - starting_balance;
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println!("Airdropping {:?} tokens", airdrop_amount);
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request_airdrop(&drone_addr, &id, airdrop_amount as u64).unwrap();
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// TODO: return airdrop Result from Drone
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sleep(Duration::from_millis(100));
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let balance = client.poll_get_balance(&id.pubkey()).unwrap();
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println!("Your balance is: {:?}", balance);
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if balance < txs || (starting_balance == balance) {
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println!("TPS airdrop limit reached; wait 60sec to retry");
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exit(1);
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}
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}
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println!("Get last ID...");
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let mut last_id = client.get_last_id();
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println!("Got last ID {:?}", last_id);
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let mut seed = [0u8; 32];
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seed.copy_from_slice(&id.keypair().public_key_bytes()[..32]);
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let rnd = GenKeys::new(seed);
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println!("Creating keypairs...");
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let keypairs = rnd.gen_n_keypairs(txs / 2);
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let first_count = client.transaction_count();
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println!("initial count {}", first_count);
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println!("Sampling tps every second...",);
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// Setup a thread per validator to sample every period
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// collect the max transaction rate and total tx count seen
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let maxes = Arc::new(RwLock::new(Vec::new()));
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let sample_period = 1; // in seconds
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let v_threads: Vec<_> = validators
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.into_iter()
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.map(|v| {
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let exit = signal.clone();
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let maxes = maxes.clone();
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Builder::new()
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.name("solana-client-sample".to_string())
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.spawn(move || {
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sample_tx_count(&exit, &maxes, first_count, &v, sample_period);
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})
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.unwrap()
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})
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.collect();
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let clients: Vec<_> = (0..threads).map(|_| mk_client(&leader)).collect();
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// generate and send transactions for the specified duration
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let time = Duration::new(time_sec / 2, 0);
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let mut now = Instant::now();
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while now.elapsed() < time {
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generate_and_send_txs(
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&mut client,
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&clients,
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&id,
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&keypairs,
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&leader,
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txs,
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&mut last_id,
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threads,
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false,
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);
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}
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last_id = client.get_last_id();
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now = Instant::now();
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while now.elapsed() < time {
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generate_and_send_txs(
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&mut client,
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&clients,
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&id,
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&keypairs,
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&leader,
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txs,
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&mut last_id,
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threads,
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true,
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);
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}
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// Stop the sampling threads so it will collect the stats
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signal.store(true, Ordering::Relaxed);
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for t in v_threads {
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t.join().unwrap();
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}
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// Compute/report stats
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let mut max_of_maxes = 0.0;
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let mut total_txs = 0;
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for (max, txs) in maxes.read().unwrap().iter() {
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if *max > max_of_maxes {
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max_of_maxes = *max;
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}
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total_txs += *txs;
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}
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println!(
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"\nHighest TPS: {:.2} sampling period {}s total transactions: {} clients: {}",
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max_of_maxes,
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sample_period,
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total_txs,
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maxes.read().unwrap().len()
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);
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// join the crdt client threads
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for t in c_threads {
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t.join().unwrap();
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}
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}
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fn mk_client(r: &NodeInfo) -> ThinClient {
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let requests_socket = udp_random_bind(8000, 10000, 5).unwrap();
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let transactions_socket = udp_random_bind(8000, 10000, 5).unwrap();
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requests_socket
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.set_read_timeout(Some(Duration::new(1, 0)))
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.unwrap();
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ThinClient::new(
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r.contact_info.rpu,
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requests_socket,
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r.contact_info.tpu,
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transactions_socket,
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)
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}
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fn spy_node() -> (NodeInfo, UdpSocket) {
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let gossip_socket_pair = udp_public_bind("gossip", 8000, 10000);
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let pubkey = KeyPair::new().pubkey();
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let daddr = "0.0.0.0:0".parse().unwrap();
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let node = NodeInfo::new(
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pubkey,
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//gossip.local_addr().unwrap(),
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gossip_socket_pair.addr,
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daddr,
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daddr,
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daddr,
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daddr,
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);
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(node, gossip_socket_pair.receiver)
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}
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fn converge(
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leader: &NodeInfo,
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exit: &Arc<AtomicBool>,
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num_nodes: usize,
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threads: &mut Vec<JoinHandle<()>>,
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) -> Vec<NodeInfo> {
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//lets spy on the network
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let daddr = "0.0.0.0:0".parse().unwrap();
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let (spy, spy_gossip) = spy_node();
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let mut spy_crdt = Crdt::new(spy);
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spy_crdt.insert(&leader);
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spy_crdt.set_leader(leader.id);
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let spy_ref = Arc::new(RwLock::new(spy_crdt));
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let window = default_window();
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let gossip_send_socket = udp_random_bind(8000, 10000, 5).unwrap();
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let ncp = Ncp::new(
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&spy_ref.clone(),
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window.clone(),
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spy_gossip,
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gossip_send_socket,
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exit.clone(),
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).expect("DataReplicator::new");
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let mut rv = vec![];
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//wait for the network to converge, 30 seconds should be plenty
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for _ in 0..30 {
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let v: Vec<NodeInfo> = spy_ref
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.read()
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.unwrap()
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.table
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.values()
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.into_iter()
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.filter(|x| x.contact_info.rpu != daddr)
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.cloned()
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.collect();
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if v.len() >= num_nodes {
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println!("CONVERGED!");
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rv.extend(v.into_iter());
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break;
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}
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sleep(Duration::new(1, 0));
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}
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threads.extend(ncp.thread_hdls().into_iter());
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rv
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}
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fn read_leader(path: &str) -> Config {
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let file = File::open(path).unwrap_or_else(|_| panic!("file not found: {}", path));
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serde_json::from_reader(file).unwrap_or_else(|_| panic!("failed to parse {}", path))
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}
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fn read_mint(path: &str) -> Result<Mint, Box<error::Error>> {
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let file = File::open(path.to_string())?;
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let mint = serde_json::from_reader(file)?;
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Ok(mint)
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}
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fn request_airdrop(
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drone_addr: &SocketAddr,
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id: &Mint,
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tokens: u64,
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) -> Result<(), Box<error::Error>> {
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let mut stream = TcpStream::connect(drone_addr)?;
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let req = DroneRequest::GetAirdrop {
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airdrop_request_amount: tokens,
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client_public_key: id.pubkey(),
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};
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let tx = serialize(&req).expect("serialize drone request");
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stream.write_all(&tx).unwrap();
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// TODO: add timeout to this function, in case of unresponsive drone
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Ok(())
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}
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