741 lines
25 KiB
Rust
741 lines
25 KiB
Rust
use {
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crate::tpu_info::TpuInfo,
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log::*,
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solana_metrics::{datapoint_warn, inc_new_counter_info},
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solana_runtime::{bank::Bank, bank_forks::BankForks},
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solana_sdk::{hash::Hash, nonce_account, pubkey::Pubkey, signature::Signature},
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std::{
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collections::HashMap,
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net::{SocketAddr, UdpSocket},
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sync::{
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mpsc::{Receiver, RecvTimeoutError},
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Arc, RwLock,
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},
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thread::{self, Builder, JoinHandle},
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time::{Duration, Instant},
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},
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};
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/// Maximum size of the transaction queue
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const MAX_TRANSACTION_QUEUE_SIZE: usize = 10_000; // This seems like a lot but maybe it needs to be bigger one day
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pub struct SendTransactionService {
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thread: JoinHandle<()>,
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}
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pub struct TransactionInfo {
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pub signature: Signature,
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pub wire_transaction: Vec<u8>,
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pub last_valid_block_height: u64,
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pub durable_nonce_info: Option<(Pubkey, Hash)>,
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}
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impl TransactionInfo {
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pub fn new(
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signature: Signature,
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wire_transaction: Vec<u8>,
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last_valid_block_height: u64,
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durable_nonce_info: Option<(Pubkey, Hash)>,
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) -> Self {
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Self {
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signature,
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wire_transaction,
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last_valid_block_height,
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durable_nonce_info,
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}
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}
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}
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#[derive(Default, Debug, PartialEq)]
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struct ProcessTransactionsResult {
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rooted: u64,
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expired: u64,
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retried: u64,
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failed: u64,
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retained: u64,
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}
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impl SendTransactionService {
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pub fn new<T: TpuInfo + std::marker::Send + 'static>(
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tpu_address: SocketAddr,
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bank_forks: &Arc<RwLock<BankForks>>,
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leader_info: Option<T>,
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receiver: Receiver<TransactionInfo>,
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retry_rate_ms: u64,
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leader_forward_count: u64,
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) -> Self {
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let thread = Self::retry_thread(
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tpu_address,
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receiver,
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bank_forks.clone(),
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leader_info,
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retry_rate_ms,
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leader_forward_count,
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);
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Self { thread }
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}
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fn retry_thread<T: TpuInfo + std::marker::Send + 'static>(
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tpu_address: SocketAddr,
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receiver: Receiver<TransactionInfo>,
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bank_forks: Arc<RwLock<BankForks>>,
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mut leader_info: Option<T>,
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retry_rate_ms: u64,
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leader_forward_count: u64,
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) -> JoinHandle<()> {
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let mut last_status_check = Instant::now();
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let mut last_leader_refresh = Instant::now();
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let mut transactions = HashMap::new();
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let send_socket = UdpSocket::bind("0.0.0.0:0").unwrap();
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if let Some(leader_info) = leader_info.as_mut() {
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leader_info.refresh_recent_peers();
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}
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Builder::new()
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.name("send-tx-sv2".to_string())
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.spawn(move || loop {
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match receiver.recv_timeout(Duration::from_millis(1000.min(retry_rate_ms))) {
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Err(RecvTimeoutError::Disconnected) => break,
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Err(RecvTimeoutError::Timeout) => {}
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Ok(transaction_info) => {
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let addresses = leader_info
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.as_ref()
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.map(|leader_info| leader_info.get_leader_tpus(leader_forward_count));
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let addresses = addresses
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.map(|address_list| {
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if address_list.is_empty() {
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vec![&tpu_address]
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} else {
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address_list
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}
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})
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.unwrap_or_else(|| vec![&tpu_address]);
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for address in addresses {
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Self::send_transaction(
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&send_socket,
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address,
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&transaction_info.wire_transaction,
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);
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}
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if transactions.len() < MAX_TRANSACTION_QUEUE_SIZE {
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transactions.insert(transaction_info.signature, transaction_info);
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} else {
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datapoint_warn!("send_transaction_service-queue-overflow");
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}
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}
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}
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if last_status_check.elapsed().as_millis() as u64 >= retry_rate_ms {
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if !transactions.is_empty() {
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datapoint_info!(
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"send_transaction_service-queue-size",
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("len", transactions.len(), i64)
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);
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let (root_bank, working_bank) = {
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let bank_forks = bank_forks.read().unwrap();
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(
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bank_forks.root_bank().clone(),
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bank_forks.working_bank().clone(),
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)
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};
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let _result = Self::process_transactions(
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&working_bank,
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&root_bank,
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&send_socket,
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&tpu_address,
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&mut transactions,
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&leader_info,
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leader_forward_count,
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);
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}
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last_status_check = Instant::now();
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if last_leader_refresh.elapsed().as_millis() > 1000 {
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if let Some(leader_info) = leader_info.as_mut() {
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leader_info.refresh_recent_peers();
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}
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last_leader_refresh = Instant::now();
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}
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}
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})
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.unwrap()
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}
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fn process_transactions<T: TpuInfo>(
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working_bank: &Arc<Bank>,
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root_bank: &Arc<Bank>,
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send_socket: &UdpSocket,
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tpu_address: &SocketAddr,
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transactions: &mut HashMap<Signature, TransactionInfo>,
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leader_info: &Option<T>,
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leader_forward_count: u64,
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) -> ProcessTransactionsResult {
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let mut result = ProcessTransactionsResult::default();
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transactions.retain(|signature, transaction_info| {
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if transaction_info.durable_nonce_info.is_some() {
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inc_new_counter_info!("send_transaction_service-nonced", 1);
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}
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if root_bank.has_signature(signature) {
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info!("Transaction is rooted: {}", signature);
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result.rooted += 1;
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inc_new_counter_info!("send_transaction_service-rooted", 1);
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return false;
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}
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if let Some((nonce_pubkey, durable_nonce)) = transaction_info.durable_nonce_info {
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let nonce_account = working_bank.get_account(&nonce_pubkey).unwrap_or_default();
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if !nonce_account::verify_nonce_account(&nonce_account, &durable_nonce)
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&& working_bank.get_signature_status_slot(signature).is_none()
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{
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info!("Dropping expired durable-nonce transaction: {}", signature);
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result.expired += 1;
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inc_new_counter_info!("send_transaction_service-expired", 1);
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return false;
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}
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}
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if transaction_info.last_valid_block_height < root_bank.block_height() {
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info!("Dropping expired transaction: {}", signature);
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result.expired += 1;
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inc_new_counter_info!("send_transaction_service-expired", 1);
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return false;
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}
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match working_bank.get_signature_status_slot(signature) {
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None => {
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// Transaction is unknown to the working bank, it might have been
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// dropped or landed in another fork. Re-send it
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info!("Retrying transaction: {}", signature);
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result.retried += 1;
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inc_new_counter_info!("send_transaction_service-retry", 1);
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let addresses = leader_info
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.as_ref()
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.map(|leader_info| leader_info.get_leader_tpus(leader_forward_count));
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let addresses = addresses
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.map(|address_list| {
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if address_list.is_empty() {
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vec![tpu_address]
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} else {
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address_list
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}
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})
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.unwrap_or_else(|| vec![tpu_address]);
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for address in addresses {
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Self::send_transaction(
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send_socket,
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address,
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&transaction_info.wire_transaction,
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);
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}
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true
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}
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Some((_slot, status)) => {
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if status.is_err() {
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info!("Dropping failed transaction: {}", signature);
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result.failed += 1;
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inc_new_counter_info!("send_transaction_service-failed", 1);
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false
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} else {
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result.retained += 1;
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true
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}
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}
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}
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});
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result
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}
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fn send_transaction(
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send_socket: &UdpSocket,
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tpu_address: &SocketAddr,
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wire_transaction: &[u8],
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) {
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if let Err(err) = send_socket.send_to(wire_transaction, tpu_address) {
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warn!("Failed to send transaction to {}: {:?}", tpu_address, err);
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}
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}
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pub fn join(self) -> thread::Result<()> {
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self.thread.join()
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}
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}
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#[cfg(test)]
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mod test {
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use {
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super::*,
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crate::tpu_info::NullTpuInfo,
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solana_sdk::{
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account::AccountSharedData, fee_calculator::FeeCalculator,
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genesis_config::create_genesis_config, nonce, pubkey::Pubkey, signature::Signer,
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system_program, system_transaction,
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},
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std::sync::mpsc::channel,
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};
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#[test]
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fn service_exit() {
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let tpu_address = "127.0.0.1:0".parse().unwrap();
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let bank = Bank::default_for_tests();
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let bank_forks = Arc::new(RwLock::new(BankForks::new(bank)));
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let (sender, receiver) = channel();
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let send_tranaction_service = SendTransactionService::new::<NullTpuInfo>(
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tpu_address,
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&bank_forks,
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None,
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receiver,
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1000,
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1,
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);
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drop(sender);
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send_tranaction_service.join().unwrap();
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}
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#[test]
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fn process_transactions() {
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solana_logger::setup();
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let (genesis_config, mint_keypair) = create_genesis_config(4);
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let bank = Bank::new_for_tests(&genesis_config);
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let bank_forks = Arc::new(RwLock::new(BankForks::new(bank)));
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let send_socket = UdpSocket::bind("0.0.0.0:0").unwrap();
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let tpu_address = "127.0.0.1:0".parse().unwrap();
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let leader_forward_count = 1;
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let root_bank = Arc::new(Bank::new_from_parent(
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&bank_forks.read().unwrap().working_bank(),
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&Pubkey::default(),
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1,
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));
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let rooted_signature = root_bank
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.transfer(1, &mint_keypair, &mint_keypair.pubkey())
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.unwrap();
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let working_bank = Arc::new(Bank::new_from_parent(&root_bank, &Pubkey::default(), 2));
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let non_rooted_signature = working_bank
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.transfer(2, &mint_keypair, &mint_keypair.pubkey())
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.unwrap();
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let failed_signature = {
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let blockhash = working_bank.last_blockhash();
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let transaction =
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system_transaction::transfer(&mint_keypair, &Pubkey::default(), 1, blockhash);
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let signature = transaction.signatures[0];
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working_bank.process_transaction(&transaction).unwrap_err();
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signature
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};
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let mut transactions = HashMap::new();
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info!("Expired transactions are dropped...");
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transactions.insert(
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Signature::default(),
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TransactionInfo::new(
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Signature::default(),
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vec![],
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root_bank.block_height() - 1,
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None,
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),
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);
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let result = SendTransactionService::process_transactions::<NullTpuInfo>(
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&working_bank,
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&root_bank,
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&send_socket,
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&tpu_address,
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&mut transactions,
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&None,
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leader_forward_count,
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);
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assert!(transactions.is_empty());
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assert_eq!(
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result,
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ProcessTransactionsResult {
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expired: 1,
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..ProcessTransactionsResult::default()
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}
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);
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info!("Rooted transactions are dropped...");
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transactions.insert(
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rooted_signature,
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TransactionInfo::new(rooted_signature, vec![], working_bank.block_height(), None),
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);
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let result = SendTransactionService::process_transactions::<NullTpuInfo>(
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&working_bank,
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&root_bank,
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&send_socket,
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&tpu_address,
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&mut transactions,
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&None,
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leader_forward_count,
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);
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assert!(transactions.is_empty());
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assert_eq!(
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result,
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ProcessTransactionsResult {
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rooted: 1,
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..ProcessTransactionsResult::default()
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}
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);
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info!("Failed transactions are dropped...");
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transactions.insert(
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failed_signature,
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TransactionInfo::new(failed_signature, vec![], working_bank.block_height(), None),
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);
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let result = SendTransactionService::process_transactions::<NullTpuInfo>(
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&working_bank,
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&root_bank,
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&send_socket,
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&tpu_address,
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&mut transactions,
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&None,
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leader_forward_count,
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);
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assert!(transactions.is_empty());
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assert_eq!(
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result,
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ProcessTransactionsResult {
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failed: 1,
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..ProcessTransactionsResult::default()
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}
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);
|
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info!("Non-rooted transactions are kept...");
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transactions.insert(
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non_rooted_signature,
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TransactionInfo::new(
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non_rooted_signature,
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vec![],
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working_bank.block_height(),
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None,
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),
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);
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let result = SendTransactionService::process_transactions::<NullTpuInfo>(
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&working_bank,
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&root_bank,
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&send_socket,
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&tpu_address,
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&mut transactions,
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&None,
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leader_forward_count,
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);
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assert_eq!(transactions.len(), 1);
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assert_eq!(
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result,
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ProcessTransactionsResult {
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retained: 1,
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..ProcessTransactionsResult::default()
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}
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);
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transactions.clear();
|
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info!("Unknown transactions are retried...");
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transactions.insert(
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Signature::default(),
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TransactionInfo::new(
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Signature::default(),
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vec![],
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working_bank.block_height(),
|
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None,
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),
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);
|
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let result = SendTransactionService::process_transactions::<NullTpuInfo>(
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&working_bank,
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&root_bank,
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&send_socket,
|
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&tpu_address,
|
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&mut transactions,
|
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&None,
|
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leader_forward_count,
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);
|
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assert_eq!(transactions.len(), 1);
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assert_eq!(
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result,
|
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ProcessTransactionsResult {
|
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retried: 1,
|
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..ProcessTransactionsResult::default()
|
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}
|
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);
|
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}
|
|
|
|
#[test]
|
|
fn test_retry_durable_nonce_transactions() {
|
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solana_logger::setup();
|
|
|
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let (genesis_config, mint_keypair) = create_genesis_config(4);
|
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let bank = Bank::new_for_tests(&genesis_config);
|
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let bank_forks = Arc::new(RwLock::new(BankForks::new(bank)));
|
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let send_socket = UdpSocket::bind("0.0.0.0:0").unwrap();
|
|
let tpu_address = "127.0.0.1:0".parse().unwrap();
|
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let leader_forward_count = 1;
|
|
|
|
let root_bank = Arc::new(Bank::new_from_parent(
|
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&bank_forks.read().unwrap().working_bank(),
|
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&Pubkey::default(),
|
|
1,
|
|
));
|
|
let rooted_signature = root_bank
|
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.transfer(1, &mint_keypair, &mint_keypair.pubkey())
|
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.unwrap();
|
|
|
|
let nonce_address = Pubkey::new_unique();
|
|
let durable_nonce = Hash::new_unique();
|
|
let nonce_state =
|
|
nonce::state::Versions::new_current(nonce::State::Initialized(nonce::state::Data {
|
|
authority: Pubkey::default(),
|
|
blockhash: durable_nonce,
|
|
fee_calculator: FeeCalculator::new(42),
|
|
}));
|
|
let nonce_account =
|
|
AccountSharedData::new_data(43, &nonce_state, &system_program::id()).unwrap();
|
|
root_bank.store_account(&nonce_address, &nonce_account);
|
|
|
|
let working_bank = Arc::new(Bank::new_from_parent(&root_bank, &Pubkey::default(), 2));
|
|
let non_rooted_signature = working_bank
|
|
.transfer(2, &mint_keypair, &mint_keypair.pubkey())
|
|
.unwrap();
|
|
|
|
let last_valid_block_height = working_bank.block_height() + 300;
|
|
|
|
let failed_signature = {
|
|
let blockhash = working_bank.last_blockhash();
|
|
let transaction =
|
|
system_transaction::transfer(&mint_keypair, &Pubkey::default(), 1, blockhash);
|
|
let signature = transaction.signatures[0];
|
|
working_bank.process_transaction(&transaction).unwrap_err();
|
|
signature
|
|
};
|
|
|
|
let mut transactions = HashMap::new();
|
|
|
|
info!("Rooted durable-nonce transactions are dropped...");
|
|
transactions.insert(
|
|
rooted_signature,
|
|
TransactionInfo::new(
|
|
rooted_signature,
|
|
vec![],
|
|
last_valid_block_height,
|
|
Some((nonce_address, durable_nonce)),
|
|
),
|
|
);
|
|
let result = SendTransactionService::process_transactions::<NullTpuInfo>(
|
|
&working_bank,
|
|
&root_bank,
|
|
&send_socket,
|
|
&tpu_address,
|
|
&mut transactions,
|
|
&None,
|
|
leader_forward_count,
|
|
);
|
|
assert!(transactions.is_empty());
|
|
assert_eq!(
|
|
result,
|
|
ProcessTransactionsResult {
|
|
rooted: 1,
|
|
..ProcessTransactionsResult::default()
|
|
}
|
|
);
|
|
// Nonce expired case
|
|
transactions.insert(
|
|
rooted_signature,
|
|
TransactionInfo::new(
|
|
rooted_signature,
|
|
vec![],
|
|
last_valid_block_height,
|
|
Some((nonce_address, Hash::new_unique())),
|
|
),
|
|
);
|
|
let result = SendTransactionService::process_transactions::<NullTpuInfo>(
|
|
&working_bank,
|
|
&root_bank,
|
|
&send_socket,
|
|
&tpu_address,
|
|
&mut transactions,
|
|
&None,
|
|
leader_forward_count,
|
|
);
|
|
assert!(transactions.is_empty());
|
|
assert_eq!(
|
|
result,
|
|
ProcessTransactionsResult {
|
|
rooted: 1,
|
|
..ProcessTransactionsResult::default()
|
|
}
|
|
);
|
|
|
|
// Expired durable-nonce transactions are dropped; nonce has advanced...
|
|
info!("Expired durable-nonce transactions are dropped...");
|
|
transactions.insert(
|
|
Signature::default(),
|
|
TransactionInfo::new(
|
|
Signature::default(),
|
|
vec![],
|
|
last_valid_block_height,
|
|
Some((nonce_address, Hash::new_unique())),
|
|
),
|
|
);
|
|
let result = SendTransactionService::process_transactions::<NullTpuInfo>(
|
|
&working_bank,
|
|
&root_bank,
|
|
&send_socket,
|
|
&tpu_address,
|
|
&mut transactions,
|
|
&None,
|
|
leader_forward_count,
|
|
);
|
|
assert!(transactions.is_empty());
|
|
assert_eq!(
|
|
result,
|
|
ProcessTransactionsResult {
|
|
expired: 1,
|
|
..ProcessTransactionsResult::default()
|
|
}
|
|
);
|
|
// ... or last_valid_block_height timeout has passed
|
|
transactions.insert(
|
|
Signature::default(),
|
|
TransactionInfo::new(
|
|
Signature::default(),
|
|
vec![],
|
|
root_bank.block_height() - 1,
|
|
Some((nonce_address, durable_nonce)),
|
|
),
|
|
);
|
|
let result = SendTransactionService::process_transactions::<NullTpuInfo>(
|
|
&working_bank,
|
|
&root_bank,
|
|
&send_socket,
|
|
&tpu_address,
|
|
&mut transactions,
|
|
&None,
|
|
leader_forward_count,
|
|
);
|
|
assert!(transactions.is_empty());
|
|
assert_eq!(
|
|
result,
|
|
ProcessTransactionsResult {
|
|
expired: 1,
|
|
..ProcessTransactionsResult::default()
|
|
}
|
|
);
|
|
|
|
info!("Failed durable-nonce transactions are dropped...");
|
|
transactions.insert(
|
|
failed_signature,
|
|
TransactionInfo::new(
|
|
failed_signature,
|
|
vec![],
|
|
last_valid_block_height,
|
|
Some((nonce_address, Hash::new_unique())), // runtime should advance nonce on failed transactions
|
|
),
|
|
);
|
|
let result = SendTransactionService::process_transactions::<NullTpuInfo>(
|
|
&working_bank,
|
|
&root_bank,
|
|
&send_socket,
|
|
&tpu_address,
|
|
&mut transactions,
|
|
&None,
|
|
leader_forward_count,
|
|
);
|
|
assert!(transactions.is_empty());
|
|
assert_eq!(
|
|
result,
|
|
ProcessTransactionsResult {
|
|
failed: 1,
|
|
..ProcessTransactionsResult::default()
|
|
}
|
|
);
|
|
|
|
info!("Non-rooted durable-nonce transactions are kept...");
|
|
transactions.insert(
|
|
non_rooted_signature,
|
|
TransactionInfo::new(
|
|
non_rooted_signature,
|
|
vec![],
|
|
last_valid_block_height,
|
|
Some((nonce_address, Hash::new_unique())), // runtime advances nonce when transaction lands
|
|
),
|
|
);
|
|
let result = SendTransactionService::process_transactions::<NullTpuInfo>(
|
|
&working_bank,
|
|
&root_bank,
|
|
&send_socket,
|
|
&tpu_address,
|
|
&mut transactions,
|
|
&None,
|
|
leader_forward_count,
|
|
);
|
|
assert_eq!(transactions.len(), 1);
|
|
assert_eq!(
|
|
result,
|
|
ProcessTransactionsResult {
|
|
retained: 1,
|
|
..ProcessTransactionsResult::default()
|
|
}
|
|
);
|
|
transactions.clear();
|
|
|
|
info!("Unknown durable-nonce transactions are retried until nonce advances...");
|
|
transactions.insert(
|
|
Signature::default(),
|
|
TransactionInfo::new(
|
|
Signature::default(),
|
|
vec![],
|
|
last_valid_block_height,
|
|
Some((nonce_address, durable_nonce)),
|
|
),
|
|
);
|
|
let result = SendTransactionService::process_transactions::<NullTpuInfo>(
|
|
&working_bank,
|
|
&root_bank,
|
|
&send_socket,
|
|
&tpu_address,
|
|
&mut transactions,
|
|
&None,
|
|
leader_forward_count,
|
|
);
|
|
assert_eq!(transactions.len(), 1);
|
|
assert_eq!(
|
|
result,
|
|
ProcessTransactionsResult {
|
|
retried: 1,
|
|
..ProcessTransactionsResult::default()
|
|
}
|
|
);
|
|
// Advance nonce
|
|
let new_durable_nonce = Hash::new_unique();
|
|
let new_nonce_state =
|
|
nonce::state::Versions::new_current(nonce::State::Initialized(nonce::state::Data {
|
|
authority: Pubkey::default(),
|
|
blockhash: new_durable_nonce,
|
|
fee_calculator: FeeCalculator::new(42),
|
|
}));
|
|
let nonce_account =
|
|
AccountSharedData::new_data(43, &new_nonce_state, &system_program::id()).unwrap();
|
|
working_bank.store_account(&nonce_address, &nonce_account);
|
|
let result = SendTransactionService::process_transactions::<NullTpuInfo>(
|
|
&working_bank,
|
|
&root_bank,
|
|
&send_socket,
|
|
&tpu_address,
|
|
&mut transactions,
|
|
&None,
|
|
leader_forward_count,
|
|
);
|
|
assert_eq!(transactions.len(), 0);
|
|
assert_eq!(
|
|
result,
|
|
ProcessTransactionsResult {
|
|
expired: 1,
|
|
..ProcessTransactionsResult::default()
|
|
}
|
|
);
|
|
}
|
|
}
|