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fix(pumpswap): harden quotes and low-latency examples

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This commit is contained in:
0xfnzero
2026-07-17 03:22:52 +08:00
parent fb1ff176d0
commit dc3d2b8deb
34 changed files with 1133 additions and 972 deletions
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examples/bonk_sniper_trading/src/main.rs
+25 -32
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@@ -12,8 +12,8 @@ use solana_commitment_config::CommitmentConfig;
use solana_streamer_sdk::streaming::event_parser::common::filter::EventTypeFilter;
use solana_streamer_sdk::streaming::event_parser::common::EventType;
use solana_streamer_sdk::streaming::event_parser::protocols::bonk::BonkTradeEvent;
use solana_streamer_sdk::streaming::event_parser::{Protocol, UnifiedEvent};
use solana_streamer_sdk::{match_event, streaming::ShredStreamGrpc};
use solana_streamer_sdk::streaming::event_parser::{DexEvent, Protocol};
use solana_streamer_sdk::streaming::ShredStreamGrpc;
use std::sync::{
atomic::{AtomicBool, Ordering},
Arc,
@@ -29,16 +29,14 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
let shred_stream = ShredStreamGrpc::new("use_your_shred_stream_url_here".to_string()).await?;
let callback = create_event_callback();
let protocols = vec![Protocol::Bonk];
let event_type_filter = EventTypeFilter {
include: vec![
EventType::BonkBuyExactIn,
EventType::BonkBuyExactOut,
EventType::BonkSellExactIn,
EventType::BonkSellExactOut,
EventType::BonkInitialize,
EventType::BonkInitializeV2,
],
};
let event_type_filter = EventTypeFilter::include_only(vec![
EventType::BonkBuyExactIn,
EventType::BonkBuyExactOut,
EventType::BonkSellExactIn,
EventType::BonkSellExactOut,
EventType::BonkInitialize,
EventType::BonkInitializeV2,
]);
println!("Starting to listen for events, press Ctrl+C to stop...");
shred_stream.shredstream_subscribe(protocols, None, Some(event_type_filter), callback).await?;
tokio::signal::ctrl_c().await?;
@@ -46,27 +44,22 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
}
/// Create an event callback function that handles different types of events
fn create_event_callback() -> impl Fn(Box<dyn UnifiedEvent>) {
|event: Box<dyn UnifiedEvent>| {
match_event!(event, {
BonkTradeEvent => |e: BonkTradeEvent| {
// Only process developer token creation events
if !e.is_dev_create_token_trade {
return;
fn create_event_callback() -> impl Fn(DexEvent) {
|event: DexEvent| {
let DexEvent::BonkTradeEvent(event) = event else {
return;
};
if !event.is_dev_create_token_trade {
return;
}
if !ALREADY_EXECUTED.swap(true, Ordering::SeqCst) {
tokio::spawn(async move {
if let Err(err) = bonk_sniper_trade_with_shreds(event).await {
eprintln!("Error in sniper trade: {:?}", err);
std::process::exit(1);
}
// Ensure we only execute the trade once using atomic compare-and-swap
if !ALREADY_EXECUTED.swap(true, Ordering::SeqCst) {
let event_clone = e.clone();
// Spawn a new task to handle the trading operation
tokio::spawn(async move {
if let Err(err) = bonk_sniper_trade_with_shreds(event_clone).await {
eprintln!("Error in sniper trade: {:?}", err);
std::process::exit(1);
}
});
}
},
});
});
}
}
}